commit 851e05c58782aaa94652b136dc6d6af00a5b2135 Author: CrazyMax Date: Sun May 3 20:46:05 2020 +0200 Initial commit diff --git a/.editorconfig b/.editorconfig new file mode 100644 index 0000000..e5fb019 --- /dev/null +++ b/.editorconfig @@ -0,0 +1,15 @@ +# This file is for unifying the coding style for different editors and IDEs. +# More information at http://editorconfig.org + +root = true + +[*] +indent_style = space +indent_size = 2 +end_of_line = lf +charset = utf-8 +trim_trailing_whitespace = true +insert_final_newline = true + +[*.md] +trim_trailing_whitespace = false diff --git a/.gitattributes b/.gitattributes new file mode 100644 index 0000000..b71d19c --- /dev/null +++ b/.gitattributes @@ -0,0 +1 @@ +/dist/** linguist-generated=true diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS new file mode 100644 index 0000000..f7b8e1d --- /dev/null +++ b/.github/CODEOWNERS @@ -0,0 +1 @@ +* @crazy-max diff --git a/.github/CONTRIBUTING.md b/.github/CONTRIBUTING.md new file mode 100644 index 0000000..cbf343b --- /dev/null +++ b/.github/CONTRIBUTING.md @@ -0,0 +1,30 @@ +## Contributing + +Hi there! We're thrilled that you'd like to contribute to this project. Your help is essential for keeping it great. + +Contributions to this project are [released](https://help.github.com/articles/github-terms-of-service/#6-contributions-under-repository-license) to the public under the [project's open source license](LICENSE). + +## Submitting a pull request + +1. [Fork](https://github.com/crazy-max/ghaction-import-gpg/fork) and clone the repository +2. Configure and install the dependencies: `npm install` +3. Make sure the tests pass on your machine: `npm run test` +4. Create a new branch: `git checkout -b my-branch-name` +5. Make your change, add tests, and make sure the tests still pass +6. Run pre-checkin: `npm run pre-checkin` +7. Push to your fork and [submit a pull request](https://github.com/crazy-max/ghaction-import-gpg/compare) +8. Pat your self on the back and wait for your pull request to be reviewed and merged. + +Here are a few things you can do that will increase the likelihood of your pull request being accepted: + +- Write tests. +- Make sure the `README.md` and any other relevant **documentation are kept up-to-date**. +- We try to follow [SemVer v2.0.0](https://semver.org/). Randomly breaking public APIs is not an option. +- Keep your change as focused as possible. If there are multiple changes you would like to make that are not dependent upon each other, consider submitting them as **separate pull requests**. +- Write a [good commit message](http://tbaggery.com/2008/04/19/a-note-about-git-commit-messages.html). + +## Resources + +- [How to Contribute to Open Source](https://opensource.guide/how-to-contribute/) +- [Using Pull Requests](https://help.github.com/articles/about-pull-requests/) +- [GitHub Help](https://help.github.com) diff --git a/.github/FUNDING.yml b/.github/FUNDING.yml new file mode 100644 index 0000000..04c13b5 --- /dev/null +++ b/.github/FUNDING.yml @@ -0,0 +1,2 @@ +github: crazy-max +custom: https://www.paypal.me/crazyws diff --git a/.github/ISSUE_TEMPLATE/bug_report.md b/.github/ISSUE_TEMPLATE/bug_report.md new file mode 100644 index 0000000..f7ca2d7 --- /dev/null +++ b/.github/ISSUE_TEMPLATE/bug_report.md @@ -0,0 +1,33 @@ +--- +name: Bug report +about: Create a report to help us improve +--- + +### Behaviour + +#### Steps to reproduce this issue + +1. +2. +3. + +#### Expected behaviour + +> Tell me what should happen + +#### Actual behaviour + +> Tell me what happens instead + +### Configuration + +* Repository URL (if public): +* Build URL (if public): + +```yml +# paste your YAML workflow file here and remove sensitive data +``` + +### Logs + +> Download the [log file of your build](https://help.github.com/en/actions/configuring-and-managing-workflows/managing-a-workflow-run#downloading-logs) and [attach it](https://help.github.com/en/github/managing-your-work-on-github/file-attachments-on-issues-and-pull-requests) to this issue. diff --git a/.github/SUPPORT.md b/.github/SUPPORT.md new file mode 100644 index 0000000..a60ed0d --- /dev/null +++ b/.github/SUPPORT.md @@ -0,0 +1,29 @@ +# Support [![](https://isitmaintained.com/badge/resolution/crazy-max/ghaction-import-gpg.svg)](https://isitmaintained.com/project/crazy-max/ghaction-import-gpg) + +## Reporting an issue + +Please do a search in [open issues](https://github.com/crazy-max/ghaction-import-gpg/issues?utf8=%E2%9C%93&q=) to see if the issue or feature request has already been filed. + +If you find your issue already exists, make relevant comments and add your [reaction](https://github.com/blog/2119-add-reactions-to-pull-requests-issues-and-comments). Use a reaction in place of a "+1" comment. + +:+1: - upvote + +:-1: - downvote + +If you cannot find an existing issue that describes your bug or feature, submit an issue using the guidelines below. + +## Writing good bug reports and feature requests + +File a single issue per problem and feature request. + +* Do not enumerate multiple bugs or feature requests in the same issue. +* Do not add your issue as a comment to an existing issue unless it's for the identical input. Many issues look similar, but have different causes. + +The more information you can provide, the more likely someone will be successful reproducing the issue and finding a fix. + +You are now ready to [create a new issue](https://github.com/crazy-max/ghaction-import-gpg/issues/new/choose)! + +## Closure policy + +* Issues that don't have the information requested above (when applicable) will be closed immediately and the poster directed to the support guidelines. +* Issues that go a week without a response from original poster are subject to closure at my discretion. diff --git a/.github/dependabot.yml b/.github/dependabot.yml new file mode 100644 index 0000000..2e96b29 --- /dev/null +++ b/.github/dependabot.yml @@ -0,0 +1,11 @@ +version: 2 +updates: + - package-ecosystem: "npm" + directory: "/" + schedule: + interval: "daily" + time: "06:00" + timezone: "Europe/Paris" + labels: + - ":game_die: dependencies" + - ":robot: bot" diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml new file mode 100644 index 0000000..14e11fc --- /dev/null +++ b/.github/workflows/lint.yml @@ -0,0 +1,26 @@ +name: lint + +on: + pull_request: + paths: + - '.github/workflows/lint.yml' + - 'src/*' + +jobs: + lint: + runs-on: ubuntu-latest + steps: + - + # https://github.com/actions/checkout + name: Checkout + uses: actions/checkout@v2 + - + # https://github.com/actions/setup-node + name: Set up Node + uses: actions/setup-node@v1 + - + name: Setup TS + run: npm install tslint typescript -g + - + name: Lint check + run: tslint './src/*.ts' diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..69b201b --- /dev/null +++ b/.gitignore @@ -0,0 +1,96 @@ +/.dev +node_modules/ +lib + +# Jetbrains +/.idea +/*.iml + +# Rest of the file pulled from https://github.com/github/gitignore/blob/master/Node.gitignore +# Logs +logs +*.log +npm-debug.log* +yarn-debug.log* +yarn-error.log* +lerna-debug.log* + +# Diagnostic reports (https://nodejs.org/api/report.html) +report.[0-9]*.[0-9]*.[0-9]*.[0-9]*.json + +# Runtime data +pids +*.pid +*.seed +*.pid.lock + +# Directory for instrumented libs generated by jscoverage/JSCover +lib-cov + +# Coverage directory used by tools like istanbul +coverage +*.lcov + +# nyc test coverage +.nyc_output + +# Grunt intermediate storage (https://gruntjs.com/creating-plugins#storing-task-files) +.grunt + +# Bower dependency directory (https://bower.io/) +bower_components + +# node-waf configuration +.lock-wscript + +# Compiled binary addons (https://nodejs.org/api/addons.html) +build/Release + +# Dependency directories +jspm_packages/ + +# TypeScript v1 declaration files +typings/ + +# TypeScript cache +*.tsbuildinfo + +# Optional npm cache directory +.npm + +# Optional eslint cache +.eslintcache + +# Optional REPL history +.node_repl_history + +# Output of 'npm pack' +*.tgz + +# Yarn Integrity file +.yarn-integrity + +# dotenv environment variables file +.env +.env.test + +# parcel-bundler cache (https://parceljs.org/) +.cache + +# next.js build output +.next + +# nuxt.js build output +.nuxt + +# vuepress build output +.vuepress/dist + +# Serverless directories +.serverless/ + +# FuseBox cache +.fusebox/ + +# DynamoDB Local files +.dynamodb/ diff --git a/.prettierrc.json b/.prettierrc.json new file mode 100644 index 0000000..1339e9b --- /dev/null +++ b/.prettierrc.json @@ -0,0 +1,11 @@ +{ + "printWidth": 120, + "tabWidth": 2, + "useTabs": false, + "semi": true, + "singleQuote": true, + "trailingComma": "none", + "bracketSpacing": false, + "arrowParens": "avoid", + "parser": "typescript" +} diff --git a/CHANGELOG.md b/CHANGELOG.md new file mode 100644 index 0000000..0f7b28b --- /dev/null +++ b/CHANGELOG.md @@ -0,0 +1,5 @@ +# Changelog + +## 1.0.0 (2019/09/22) + +* Initial version diff --git a/LICENSE b/LICENSE new file mode 100644 index 0000000..02f595c --- /dev/null +++ b/LICENSE @@ -0,0 +1,21 @@ +MIT License + +Copyright (c) 2020 CrazyMax + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. diff --git a/README.md b/README.md new file mode 100644 index 0000000..e3c79b5 --- /dev/null +++ b/README.md @@ -0,0 +1,44 @@ +[![GitHub release](https://img.shields.io/github/release/crazy-max/ghaction-import-gpg.svg?style=flat-square)](https://github.com/crazy-max/ghaction-import-gpg/releases/latest) +[![GitHub marketplace](https://img.shields.io/badge/marketplace-import--gpg-blue?logo=github&style=flat-square)](https://github.com/marketplace/actions/import-gpg) +[![Test workflow](https://github.com/crazy-max/ghaction-import-gpg/workflows/test/badge.svg)](https://github.com/crazy-max/ghaction-import-gpg/actions?workflow=test) +[![Become a sponsor](https://img.shields.io/badge/sponsor-crazy--max-181717.svg?logo=github&style=flat-square)](https://github.com/sponsors/crazy-max) +[![Paypal Donate](https://img.shields.io/badge/donate-paypal-00457c.svg?logo=paypal&style=flat-square)](https://www.paypal.me/crazyws) + +## About + +GitHub Action to easily import your GPG key to sign commits and tags. + +If you are interested, [check out](https://git.io/Je09Y) my other :octocat: GitHub Actions! + +## Usage + +```yaml +name: import-gpg + +on: + push: + branches: master + +jobs: + import-gpg: + runs-on: ubuntu-latest + steps: + - + name: Checkout + uses: actions/checkout@v2 + - + name: Import GPG key + uses: crazy-max/ghaction-import-gpg@master + env: + SIGNING_KEY: ${{ secrets.SIGNING_KEY }} +``` + +## How can I help? + +All kinds of contributions are welcome :raised_hands:! The most basic way to show your support is to star :star2: the project, or to raise issues :speech_balloon: You can also support this project by [**becoming a sponsor on GitHub**](https://github.com/sponsors/crazy-max) :clap: or by making a [Paypal donation](https://www.paypal.me/crazyws) to ensure this journey continues indefinitely! :rocket: + +Thanks again for your support, it is much appreciated! :pray: + +## License + +MIT. See `LICENSE` for more details. diff --git a/__tests__/gpg.test.ts b/__tests__/gpg.test.ts new file mode 100644 index 0000000..b955b5e --- /dev/null +++ b/__tests__/gpg.test.ts @@ -0,0 +1,151 @@ +import {deleteKey, getVersion, importKey} from '../src/gpg'; +import * as child_process from 'child_process'; + +const userInfo = { + name: 'Joe Tester', + email: 'joe@foo.bar', + passphrase: 'with stupid passphrase', + keyID: 'D523BD50DD70B0BA', + userID: 'Joe Tester ', + fingerprint: '27571A53B86AF0C799B38BA77D851EB72D73BDA0', + pgp: `-----BEGIN PGP PRIVATE KEY BLOCK----- + +lQdGBF6tzaABEACjFbX7PFEG6vDPN2MPyxYW7/3o/sonORj4HXUFjFxxJxktJ3x3 +N1ayHPJ1lqIeoiY7jVbq0ZdEVGkd3YsKG9ZMdZkzGzY6PQPC/+M8OnzOiOPwUdWc ++Tdhh115LvVz0MMKYiab6Sn9cgxj9On3LCQKpjvMDpPo9Ttf6v2GQIw8h2ACvdzQ +71LtIELS/I+dLbfZiwpUu2fhQT13EJkEnYMOYwM5jNUd66P9itUc7MrOWjkicrKP +oF1dQaCM+tuKuxvD8WLdiwU5x60NoGkJHHUehKQXl2dVzjpqEqHKEBJt9tfJ9lpE +YIisgwB8o3pes0fgCehjW2zI95/o9+ayJ6nl4g5+mSvWRXEu66h71nwM0Yuvquk8 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+hskJlXyhj7DeR12bwjYkyyjG62GvOH02g3OMvUgNGH+K321Dz539csCh/xwtg7Wt +U3YAphU7htQ1dPDfk1IRs7DQo2L+ZTE57vmL5m0l6fTataEWBPUXkygfQFUJOM6Q +yY76UEZww1OSDujNeY171NSTzXCVkUeAdAMXgjaHXWLK2QUQUoXbYX/Kr7Vvt9Fu +Jh6eGjjp7dSjQ9+DW8CAB8vxd93gsQQGWYjmGu8khkEmx6OdZhmSbDbe915LQTb9 +sPhk2s5/Szsvr5W2JJ2321JI6KXBJMZvPC5jEBWmRzOYkRd2vloft+CSMfXF+Zfd +nYtc6R3dvb9vcjo+a9wFtfcoDsO0MaPSM+9GB25MamdatmGX6iLOy9Re1UABwUi/ +VhTWNkP5uzqx0sDwHEIa2rYOwxpIZDwwjM3oOASCW1DDBQ0BI9KNjfIeL3ubx2mS +2x8hFU9qSK4umoDNbzOqGPSlkdbiPcNjF2ZcSN1qQZiYdwLL5dw6APNyBVjxTN1J +gkCdJ/HwAY+r93Lbl5g8gz8d0vJEyfn//34sn9u+toSTw55GcG9Ks1kSKIeDNh0h +MiPm3HmJAh8EGAEIAAkFAl6tzaACGwwACgkQfYUety1zvaBV9hAAgliX36pXJ59g +3I9/4R68e/fGg0FMM6D+01yCeiKApOYRrJ0cYKn7ITDYmHhlGGpBAie90UsqX12h +hdLP7LoQx7sjTyzQt6JmpA8krIwi2ON7FKBkdYb8IYx4mE/5vKnYT4/SFnwTmnZY ++m+NzK2U/qmhq8JyO8gozdAKJUcgz49IVv2Ij0tQ4qaPbyPwQxIDyKnT758nJhB1 +jTqo+oWtER8q3okzIlqcArqn5rDaNJx+DRYL4E/IddyHQAiUWUka8usIUqeW5reu +zoPUE2CCfOJSGArkqHQQqMx0WEzjQTwAPaHrQbera4SbiV/o4CLCV/u5p1Qnig+Q +iUsakmlD299t//125LIQEa5qzd9hRC7u1uJS7VdW8eGIEcZ0/XT/sr+z23z0kpZH +D3dXPX0BwM4IP9xu31CNg10x0rKwjbxy8VaskFEelpqpu+gpAnxqMd1evpeUHcOd +r5RgPgkNFfba9Nbxf7uEX+HOmsOM+kdtSmdGIvsBZjVnW31nnoDMp49jG4OynjrH +cRuoM9sxdr6UDqb22CZ3/e0YN4UaZM3YDWMVaP/QBVgvIFcdByqNWezpd9T4ZUII +MZlaV1uRnHg6B/zTzhIdMM80AXz6Uv6kw4S+Lt7HlbrnMT7uKLuvzH7cle0hcIUa +PejgXO0uIRolYQ3sz2tMGhx1MfBqH64= +=WbwB +-----END PGP PRIVATE KEY BLOCK-----` +}; + +describe('gpg', () => { + describe('getVersion', () => { + it('returns GnuPG and libgcrypt version', async () => { + await getVersion().then(version => { + console.log(version); + expect(version.gnupg).not.toEqual(''); + expect(version.libgcrypt).not.toEqual(''); + }); + }); + }); + + describe('importKey', () => { + it('imports key to GnuPG', async () => { + await importKey(userInfo.pgp).then(() => { + console.log( + child_process.execSync(`gpg --batch --list-keys --keyid-format LONG ${userInfo.email}`, {encoding: 'utf8'}) + ); + console.log( + child_process.execSync(`gpg --batch --list-secret-keys --keyid-format LONG ${userInfo.email}`, { + encoding: 'utf8' + }) + ); + }); + }); + }); + + describe('deleteKey', () => { + it('removes key from GnuPG', async () => { + await importKey(userInfo.pgp); + await deleteKey(userInfo.fingerprint); + }); + }); +}); diff --git a/__tests__/openpgp.test.ts b/__tests__/openpgp.test.ts new file mode 100644 index 0000000..443fbab --- /dev/null +++ b/__tests__/openpgp.test.ts @@ -0,0 +1,138 @@ +import {readPrivateKey, generateKeyPair} from '../src/openpgp'; + +const userInfo = { + name: 'Joe Tester', + email: 'joe@foo.bar', + passphrase: 'with stupid passphrase', + keyID: 'D523BD50DD70B0BA', + userID: 'Joe Tester ', + fingerprint: '27571A53B86AF0C799B38BA77D851EB72D73BDA0', + pgp: `-----BEGIN PGP PRIVATE KEY BLOCK----- + +lQdGBF6tzaABEACjFbX7PFEG6vDPN2MPyxYW7/3o/sonORj4HXUFjFxxJxktJ3x3 +N1ayHPJ1lqIeoiY7jVbq0ZdEVGkd3YsKG9ZMdZkzGzY6PQPC/+M8OnzOiOPwUdWc ++Tdhh115LvVz0MMKYiab6Sn9cgxj9On3LCQKpjvMDpPo9Ttf6v2GQIw8h2ACvdzQ +71LtIELS/I+dLbfZiwpUu2fhQT13EJkEnYMOYwM5jNUd66P9itUc7MrOWjkicrKP +oF1dQaCM+tuKuxvD8WLdiwU5x60NoGkJHHUehKQXl2dVzjpqEqHKEBJt9tfJ9lpE +YIisgwB8o3pes0fgCehjW2zI95/o9+ayJ6nl4g5+mSvWRXEu66h71nwM0Yuvquk8 +3me7qhYfDrDdCwcxS5BS1hwakTgUQLD99FZjbx1j8sq96I65O0GRdyU2PR8KIjwu +JrkTH4ZlKxK3FQghUhFoA5GkiDb+eClmRMSni5qg+81T4XChmUkEprA3eWCHL+Ma +xRNNxLS+r6hH9HG5JBxpV3iaTI9HHpnQKhEeaLXqsUTDZliN9hP7Ywo8bpUB8j2d +oWYwDV4dPyMKr6Fb8RDCh2q5gJGbVp8w/NmmBTeL+IP2fFggJkRfyumv3Ul7x66L +tBFQ4rYo4JUUrGweSTneG6REIgxH66hIrNl6Vo/D1ZyknTe1dMOu/BTkkQARAQAB +/gcDAqra8KO+h3bfyu90vxTL1ro4x/x9il7VBcWlIR4cBP7Imgxv+T4hwPIu8P1x +lOlxLNWegFOV0idoTy1o3VLLBev/F+IlspX4A+2XEIddR6nZnKFi0Lv2L4TKgE9E +VJJTszmviDIRLMLN9dWzDfA8hj5tR5Inot92CHRF414AS22JHvlhbFSLQnjqsN+C +n1cQpNOJhkxsSfZsxjnFa/70y/u8v0o8mzyLZmk9HpzRHGzoz8IfpLp8OTqBR9u6 +zzoKLy16zZO55OKbj7h8uVZvDUq9l8iDICpqWMdZqBJIl56MBexYKgYxh3YO/8v2 +oXli+8Xuaq5QLiCN3yT7IbKoYzplnFfaJwFiMh7R1iPLXaYAZ0qdRijlbtseTK1m +oHNkwUbxVzjkh4LfE8UpmMwZn5ZjWni3230SoiXuKy0OHkGvwGvWWAL1mEuoYuUI +mFMcH5MnixP8oQYZKDj2IR/yEeOpdU6B/tr3Tk1NidLf7pUMqG7Ff1NU6dAUeBpa +9xahITMjHvrhgMISY4IYZep5cEnVw8lQTpUJtW/ePMzrFhu3sA7oNdj9joW/VMfz +H7MHwwavtICsYqoqV3lnjX4EC9dW6o8PTUg2u956dmtK7KAyUK/+w2aLNGT28ChN +jhRYHvHzB9Kw5asqI/lTM49eqslBqYQMTTjdBphkYuSZQzNMf291j/ZmoLhD1A1a +S8tUnNygKV4D1cJYgSXfzhFoU8ib/0SPo+KqQ+CzGS+wxXg6WNBA6wepTjpnVVx3 +4JADP8IJcDC3P0iwAreWjSy15F1cvemFFB0SLNUkyZGzsxtKzbM1+8khl68+eazC +LzRj0rxfIF5znWjX1QFhKxCk6eF0IWDY0+b3DBkmChME9YDXJ3TthcqA7JgcX4JI +M4/wdqhgerJYOmj+i2Q0M+Bu02icOJYMwTMMsDVl7XGHkaCuRgZ54eZAUH7JFwUm +1Ct3tcaqiTMmz0ngHVqBTauzgqKDvzwdVqdfg05H364nJMay/3omR6GayIb5CwSo +xdNVwG3myPPradT9MP09mDr4ys2zcnQmCkvTVBF6cMZ1Eh6PQQ8CyQWv0zkaBnqj +JrM1hRpgW4ZlRosSIjCaaJjolN5QDcXBM9TbW9ww+ZYstazN2bV1ZQ7BEjlHQPa1 +BhzMsvqkbETHsIpDNF52gZKn3Q9eIX05BeadzpHUb5/XOheIHVIdhSaTlgl/qQW5 +hQgPGSzSV6KhXEY7aevTdvOgq++WiELkjfz2f2lQFesTjFoQWEvxVDUmLxHtEhaN +DOuh4H3mX5Opn3pLQmqWVhJTbFdx+g5qQd0NCW4mDaTFWTRLFLZQsSJxDSeg9xrY +gmaii8NhMZRwquADW+6iU6KfraBhngi7HRz4TfqPr9ma/KUY464cqim1fnwXejyx +jsb5YHR9R66i+F6P/ysF5w+QuVdDt1fnf9GLay0r6qxpA8ft2vGPcDs4806Huj+7 +Aq5VeJaNkCuh3GR3xVnCFAz/7AtkO6xKuZm8B3q904UuMdSmkhWbaobIuF/B2B6S +eawIXQHEOplK3ic26d8Ckf4gbjeORfELcMAEi5nGXpTThCdmxQApCLxAYYnTfQT1 +xhlDwT9xPEabo98mIwJJsAU5VsTDYW+qfo4qIx8gYoSKc9Xu3yVh3n+9k43Gcm5V +9lvK1slijf+TzODZt/jsmkF8mPjXyP5KOI+xQp/m4PxW3pp57YrYj/Rnwga+8DKX +jMsW7mLAAZ/e+PY6z/s3x1Krfk+Bb5Ph4mI0zjw5weQdtyEToRgveda0GEpvZSBU +ZXN0ZXIgPGpvZUBmb28uYmFyPokCNgQQAQgAIAUCXq3NoAYLCQcIAwIEFQgKAgQW +AgEAAhkBAhsDAh4BAAoJEH2FHrctc72gxtQP/AulaClIcn/kDt43mhYnyLglPfbo +AqPlU26chXolBg0Wo0frFY3aIs5SrcWEf8aR4XLwCFGyi3vya0CUxjghN5tZBYqo +vswbT00zP3ohxxlJFCRRR9bc7OZXCgTddtfVf6EKrUAzIkbWyAhaJnwJy/1UGpSw +SEO/KpastrVKf3sv1wqOeFQ4DFyjaNda+xv3dVWS8db7KogqJiPFZXrQK3FKVIxS +fxRSmKaYN7//d+xwVAEY++RrnL/o8B2kV6N68cCpQWJELyYnJzis9LBcWd/3wiYh +efTyY+ePKUjcB+kEZnyJfLc7C2hll2e7UJ0fxv+k8vHReRhrNWmGRXsjNRxiw3U0 +hfvxD/C8nyqAbeTHp4XDX78Tc3XCysAqIYboIL+RyewDMjjLj5vzUYAdUdtyNaD7 +C6M2R6pN1GAt52CJmC/Z6F7W7GFGoYOdEkVdMQDsjCwScyEUNlGj9Zagw5M2EgSe +6gaHgMgTzsMzCc4W6WV5RcS55cfDNOXtxPsMJTt4FmXrjl11prBzpMfpU5a9zxDZ +oi54ZZ8VPE6jsT4Lzw3sni3c83wm28ArM20AzZ1vh7fk3Sfd0u4Yaz7s9JlEm5+D +34tEyli28+QjCQc18EfQUiJqiYEJRxJXJ3esvMHfYi45pV/Eh5DgRW1305fUJV/6 ++rGpg0NejsHoZdZPnQdGBF6tzaABEAC4mVXTkVk6Kdfa4r5zlzsoIrR27laUlMkb +OBMt+aokqS+BEbmTnMg6xIAmcUT5uvGAc8S/WhrPoYfc15fTUyHIz8ZbDoAg0LO6 +0Io4VkAvNJNEnsSV9VdLBh/XYlc4K49JqKyWTL4/FJFAGbsmHY3b+QU90AS6FYRv +KeBAoiyebrjx0vmzb8E8h3xthVLN+AfMlR1ickY62zvnpkbncSMY/skur1D2KfbF +3sFprty2pEtjFcyB5+18l2IyyHGOlEUw1PZdOAV4/Myh1EZRgYBPs80lYTJALCVF +IdOakH33WJCImtNZB0AbDTABG+JtMjQGscOa0qzf1Y/7tlhgCrynBBdaIJTx95TD +21BUHcHOu5yTIS6Ulysxfkv611+BiOKHgdq7DVGP78VuzA7bCjlP1+vHqIt3cnIa +t2tEyuZ/XF4uc3/i4g0uP9r7AmtET7Z6SKECWjpVv+UEgLx5Cv+ql+LSKYQMvU9a +i3B1F9fatn3FSLVYrL4aRxu4TSw9POb0/lgDNmN3lGQOsjGCZPibkHjgPEVxKuiq +9Oi38/VTQ0ZKAmHwBTq1WTZIrPrCW0/YMQ6yIJZulwQ9Yx1cgzYzEfg04fPXlXMi +vkvNpKbYIICzqj0/DVztz9wgpW6mnd0A2VX2dqbMM0fJUCHA6pj8AvXY4R+9Q4rj +eWRK9ycInQARAQAB/gcDApjt7biRO0PEyrrAiUwDMsJL4/CVMu11qUWEPjKe2Grh +ZTW3N+m3neKPRULu+LUtndUcEdVWUCoDzAJ7MwihZtV5vKST/5Scd2inonOaJqoA +nS3wnEMN/Sc93HAZiZnFx3NKjQVNCwbuEs45mXkkcjLm2iadrTL8fL4acsu5IsvD +LbDwVOPeNnHKl6Hr20e39fK0FuJEyH49JM6U3B1/8385sJB8+E24+hvSF81aMddh +Ne4Bc3ZYiYaKxe1quPNKC0CQhAZiT7LsMfkInXr0hY1I+kISNXEJ1dPYOEWiv0Ze +jD5Pupn34okKNEeBCx+dK8BmUCi6Jgs7McUA7hN0D/YUS++5fuR55UQq2j8Ui0tS +P8GDr86upH3PgEL0STh9fYfJ7TesxurwonWjlmmT62Myl4Pr+RmpS6PXOnhtcADm +eGLpzhTveFj4JBLMpyYHgBTqcs12zfprATOpsI/89kmQoGCZpG6+AbfSHqNNPdy2 +eqUCBhOZlIIda1z/cexmU3f/gBqyflFf8fkvmlO4AvI8aMH3OpgHdWnzh+AB51xj +kmdD/oWel9v7Dz4HoZUfwFaLZ0fE3P9voD8e+sCwqQwVqRY4L/BOYPD5noVOKgOj +ABNKu5uKrobj6rFUi6DTUCjFGcmoF1Sc06xFNaagUNggRbmlC/dz22RWdDUYv5ra +N6TxIDkGC0cK6ujyK0nes3DN0aHjgwWuMXDYkN3UckiebI4Cv/eF9jvUKOSiIcy1 +RtxdazZS4dYg2LBMeJKVkPi5elsNyw2812nEY3du/nEkQYXfYgWOF27OR+g4Y9Yw +1BiqJ1TTjbQnd/khOCrrbzDH1mw00+1XVsT6wjObuYqqxPPS87UrqmMf6OdoYfPm +zEOnNLBnsJ5VQM3A3pcT40RfdBrZRO8LjGhzKTreyq3C+jz0RLa5HNE8GgOhGyck +ME4h+RhXlE8KGM+tTo6PA1NJSrEt+8kZzxjP4rIEn0aVthCkNXK12inuXtnHm0ao +iLUlQOsfPFEnzl0TUPd7+z7j/wB+XiKU/AyEUuB0mvdxdKtqXvajahOyhLjzHQhz +ZnNlgANGtiqcSoJmkJ8yAvhrtQX51fQLftxbArRW1RYk/5l+Gy3azR+gUC17M6JN +jrUYxn0zlAxDGFH7gACHUONwVekcuEffHzgu2lk7MyO1Y+lPnwabqjG0eWWHuU00 +hskJlXyhj7DeR12bwjYkyyjG62GvOH02g3OMvUgNGH+K321Dz539csCh/xwtg7Wt +U3YAphU7htQ1dPDfk1IRs7DQo2L+ZTE57vmL5m0l6fTataEWBPUXkygfQFUJOM6Q +yY76UEZww1OSDujNeY171NSTzXCVkUeAdAMXgjaHXWLK2QUQUoXbYX/Kr7Vvt9Fu +Jh6eGjjp7dSjQ9+DW8CAB8vxd93gsQQGWYjmGu8khkEmx6OdZhmSbDbe915LQTb9 +sPhk2s5/Szsvr5W2JJ2321JI6KXBJMZvPC5jEBWmRzOYkRd2vloft+CSMfXF+Zfd +nYtc6R3dvb9vcjo+a9wFtfcoDsO0MaPSM+9GB25MamdatmGX6iLOy9Re1UABwUi/ +VhTWNkP5uzqx0sDwHEIa2rYOwxpIZDwwjM3oOASCW1DDBQ0BI9KNjfIeL3ubx2mS +2x8hFU9qSK4umoDNbzOqGPSlkdbiPcNjF2ZcSN1qQZiYdwLL5dw6APNyBVjxTN1J +gkCdJ/HwAY+r93Lbl5g8gz8d0vJEyfn//34sn9u+toSTw55GcG9Ks1kSKIeDNh0h +MiPm3HmJAh8EGAEIAAkFAl6tzaACGwwACgkQfYUety1zvaBV9hAAgliX36pXJ59g +3I9/4R68e/fGg0FMM6D+01yCeiKApOYRrJ0cYKn7ITDYmHhlGGpBAie90UsqX12h +hdLP7LoQx7sjTyzQt6JmpA8krIwi2ON7FKBkdYb8IYx4mE/5vKnYT4/SFnwTmnZY ++m+NzK2U/qmhq8JyO8gozdAKJUcgz49IVv2Ij0tQ4qaPbyPwQxIDyKnT758nJhB1 +jTqo+oWtER8q3okzIlqcArqn5rDaNJx+DRYL4E/IddyHQAiUWUka8usIUqeW5reu +zoPUE2CCfOJSGArkqHQQqMx0WEzjQTwAPaHrQbera4SbiV/o4CLCV/u5p1Qnig+Q +iUsakmlD299t//125LIQEa5qzd9hRC7u1uJS7VdW8eGIEcZ0/XT/sr+z23z0kpZH +D3dXPX0BwM4IP9xu31CNg10x0rKwjbxy8VaskFEelpqpu+gpAnxqMd1evpeUHcOd +r5RgPgkNFfba9Nbxf7uEX+HOmsOM+kdtSmdGIvsBZjVnW31nnoDMp49jG4OynjrH +cRuoM9sxdr6UDqb22CZ3/e0YN4UaZM3YDWMVaP/QBVgvIFcdByqNWezpd9T4ZUII +MZlaV1uRnHg6B/zTzhIdMM80AXz6Uv6kw4S+Lt7HlbrnMT7uKLuvzH7cle0hcIUa +PejgXO0uIRolYQ3sz2tMGhx1MfBqH64= +=WbwB +-----END PGP PRIVATE KEY BLOCK-----` +}; + +describe('openpgp', () => { + describe('readPrivateKey', () => { + it('returns a PGP private key', async () => { + await readPrivateKey(userInfo.pgp).then(privateKey => { + expect(privateKey.keyID).toEqual(userInfo.keyID); + expect(privateKey.userID).toEqual(userInfo.userID); + expect(privateKey.fingerprint).toEqual(userInfo.fingerprint); + }); + }); + }); + + describe('generateKeyPair', () => { + it('generates a PGP key pair', async () => { + await generateKeyPair(userInfo.name, userInfo.email, userInfo.passphrase).then(keyPair => { + expect(keyPair).not.toBeUndefined(); + expect(keyPair.publicKey).not.toBeUndefined(); + expect(keyPair.privateKey).not.toBeUndefined(); + }); + }, 30000); + }); +}); diff --git a/action.yml b/action.yml new file mode 100644 index 0000000..2e13789 --- /dev/null +++ b/action.yml @@ -0,0 +1,12 @@ +# https://help.github.com/en/articles/metadata-syntax-for-github-actions +name: 'Import GPG' +description: 'GitHub Action to easily import your GPG key to sign commits and tags' +author: 'crazy-max' +branding: + color: 'green' + icon: 'key' + +runs: + using: 'node12' + main: 'dist/index.js' + post: 'dist/index.js' diff --git a/dist/index.js b/dist/index.js new file mode 100644 index 0000000..f15bdd3 --- /dev/null +++ b/dist/index.js @@ -0,0 +1,44353 @@ +module.exports = +/******/ (function(modules, runtime) { // webpackBootstrap +/******/ "use strict"; +/******/ // The module cache +/******/ var installedModules = {}; +/******/ +/******/ // The require function +/******/ function __webpack_require__(moduleId) { +/******/ +/******/ // Check if module is in cache +/******/ if(installedModules[moduleId]) { +/******/ return installedModules[moduleId].exports; +/******/ } +/******/ // Create a new module (and put it into the cache) +/******/ var module = installedModules[moduleId] = { +/******/ i: moduleId, +/******/ l: false, +/******/ exports: {} +/******/ }; +/******/ +/******/ // Execute the module function +/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__); +/******/ +/******/ // Flag the module as loaded +/******/ module.l = true; +/******/ +/******/ // Return the exports of the module +/******/ return module.exports; +/******/ } +/******/ +/******/ +/******/ __webpack_require__.ab = __dirname + "/"; +/******/ +/******/ // the startup function +/******/ function startup() { +/******/ // Load entry module and return exports +/******/ return __webpack_require__(198); +/******/ }; +/******/ +/******/ // run startup +/******/ return startup(); +/******/ }) +/************************************************************************/ +/******/ ({ + +/***/ 87: +/***/ (function(module) { + +module.exports = require("os"); + +/***/ }), + +/***/ 129: +/***/ (function(module) { + +module.exports = require("child_process"); + +/***/ }), + +/***/ 153: +/***/ (function(__unusedmodule, exports, __webpack_require__) { + +"use strict"; + +// From https://github.com/actions/checkout/blob/master/src/state-helper.ts +var __importStar = (this && this.__importStar) || function (mod) { + if (mod && mod.__esModule) return mod; + var result = {}; + if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k]; + result["default"] = mod; + return result; +}; +Object.defineProperty(exports, "__esModule", { value: true }); +const coreCommand = __importStar(__webpack_require__(431)); +/** + * Indicates whether the POST action is running + */ +exports.IsPost = !!process.env['STATE_isPost']; +// Publish a variable so that when the POST action runs, it can determine it should run the cleanup logic. +// This is necessary since we don't have a separate entry point. +if (!exports.IsPost) { + coreCommand.issueCommand('save-state', { name: 'isPost' }, 'true'); +} + + +/***/ }), + +/***/ 198: +/***/ (function(__unusedmodule, exports, __webpack_require__) { + +"use strict"; + +var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) { + function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); } + return new (P || (P = Promise))(function (resolve, reject) { + function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } } + function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } } + function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); } + step((generator = generator.apply(thisArg, _arguments || [])).next()); + }); +}; +var __importStar = (this && this.__importStar) || function (mod) { + if (mod && mod.__esModule) return mod; + var result = {}; + if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k]; + result["default"] = mod; + return result; +}; +Object.defineProperty(exports, "__esModule", { value: true }); +const core = __importStar(__webpack_require__(470)); +const gpg_1 = __webpack_require__(207); +const openpgp_1 = __webpack_require__(781); +const stateHelper = __importStar(__webpack_require__(153)); +let privateKey; +function run() { + return __awaiter(this, void 0, void 0, function* () { + try { + if (!process.env.SIGNING_KEY) { + core.setFailed('Signing key required'); + return; + } + core.debug(`SIGNING_KEY: ${process.env.SIGNING_KEY}`); + core.debug(`PASSPHRASE: ${process.env.PASSPHRASE}`); + core.info('🔮 Checking signing key...'); + privateKey = yield openpgp_1.readPrivateKey(process.env.SIGNING_KEY); + core.debug(`key.fingerprint=${privateKey.fingerprint}`); + core.debug(`key.keyID=${privateKey.keyID}`); + core.debug(`key.userID=${privateKey.userID}`); + core.debug(`key.creationTime: ${privateKey.creationTime}`); + core.info('🔑 Importing secret key...'); + yield gpg_1.importKey(process.env.SIGNING_KEY); + } + catch (error) { + core.setFailed(error.message); + } + }); +} +function cleanup() { + return __awaiter(this, void 0, void 0, function* () { + if (!privateKey) { + return; + } + try { + core.info('🚿 Removing keys from GnuPG...'); + yield gpg_1.deleteKey(privateKey.fingerprint); + } + catch (error) { + core.warning(error.message); + } + }); +} +// Main +if (!stateHelper.IsPost) { + run(); +} +// Post +else { + cleanup(); +} + + +/***/ }), + +/***/ 207: +/***/ (function(__unusedmodule, exports, __webpack_require__) { + +"use strict"; + +var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) { + function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); } + return new (P || (P = Promise))(function (resolve, reject) { + function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } } + function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } } + function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); } + step((generator = generator.apply(thisArg, _arguments || [])).next()); + }); +}; +var __importDefault = (this && this.__importDefault) || function (mod) { + return (mod && mod.__esModule) ? mod : { "default": mod }; +}; +Object.defineProperty(exports, "__esModule", { value: true }); +const fs_1 = __webpack_require__(747); +const child_process_1 = __importDefault(__webpack_require__(129)); +const gpg = (args = []) => __awaiter(void 0, void 0, void 0, function* () { + return child_process_1.default + .execSync(`gpg ${args.join(' ')}`, { + encoding: 'utf8' + }) + .trim(); +}); +exports.getVersion = () => __awaiter(void 0, void 0, void 0, function* () { + let gnupgVersion = ''; + let libgcryptVersion = ''; + yield gpg(['--version']).then(stdout => { + for (let line of stdout.replace(/\r/g, '').trim().split(/\n/g)) { + if (line.startsWith('gpg (GnuPG) ')) { + gnupgVersion = line.substr('gpg (GnuPG) '.length).trim(); + } + else if (line.startsWith('gpg (GnuPG/MacGPG2) ')) { + gnupgVersion = line.substr('gpg (GnuPG/MacGPG2) '.length).trim(); + } + else if (line.startsWith('libgcrypt ')) { + libgcryptVersion = line.substr('libgcrypt '.length).trim(); + } + } + }); + return { + gnupg: gnupgVersion, + libgcrypt: libgcryptVersion + }; +}); +exports.importKey = (armoredText) => __awaiter(void 0, void 0, void 0, function* () { + const keyPath = `${process.env.HOME}/key.pgp`; + fs_1.writeFileSync(keyPath, armoredText, { mode: 0o600 }); + yield gpg(['--import', '--batch', '--yes', keyPath]).finally(() => { + fs_1.unlinkSync(keyPath); + }); +}); +exports.deleteKey = (fingerprint) => __awaiter(void 0, void 0, void 0, function* () { + yield gpg(['--batch', '--yes', ' --delete-secret-keys', fingerprint]); + yield gpg(['--batch', '--yes', ' --delete-keys', fingerprint]); +}); + + +/***/ }), + +/***/ 431: +/***/ (function(__unusedmodule, exports, __webpack_require__) { + +"use strict"; + +var __importStar = (this && this.__importStar) || function (mod) { + if (mod && mod.__esModule) return mod; + var result = {}; + if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k]; + result["default"] = mod; + return result; +}; +Object.defineProperty(exports, "__esModule", { value: true }); +const os = __importStar(__webpack_require__(87)); +/** + * Commands + * + * Command Format: + * ::name key=value,key=value::message + * + * Examples: + * ::warning::This is the message + * ::set-env name=MY_VAR::some value + */ +function issueCommand(command, properties, message) { + const cmd = new Command(command, properties, message); + process.stdout.write(cmd.toString() + os.EOL); +} +exports.issueCommand = issueCommand; +function issue(name, message = '') { + issueCommand(name, {}, message); +} +exports.issue = issue; +const CMD_STRING = '::'; +class Command { + constructor(command, properties, message) { + if (!command) { + command = 'missing.command'; + } + this.command = command; + this.properties = properties; + this.message = message; + } + toString() { + let cmdStr = CMD_STRING + this.command; + if (this.properties && Object.keys(this.properties).length > 0) { + cmdStr += ' '; + let first = true; + for (const key in this.properties) { + if (this.properties.hasOwnProperty(key)) { + const val = this.properties[key]; + if (val) { + if (first) { + first = false; + } + else { + cmdStr += ','; + } + cmdStr += `${key}=${escapeProperty(val)}`; + } + } + } + } + cmdStr += `${CMD_STRING}${escapeData(this.message)}`; + return cmdStr; + } +} +/** + * Sanitizes an input into a string so it can be passed into issueCommand safely + * @param input input to sanitize into a string + */ +function toCommandValue(input) { + if (input === null || input === undefined) { + return ''; + } + else if (typeof input === 'string' || input instanceof String) { + return input; + } + return JSON.stringify(input); +} +exports.toCommandValue = toCommandValue; +function escapeData(s) { + return toCommandValue(s) + .replace(/%/g, '%25') + .replace(/\r/g, '%0D') + .replace(/\n/g, '%0A'); +} +function escapeProperty(s) { + return toCommandValue(s) + .replace(/%/g, '%25') + .replace(/\r/g, '%0D') + .replace(/\n/g, '%0A') + .replace(/:/g, '%3A') + .replace(/,/g, '%2C'); +} +//# sourceMappingURL=command.js.map + +/***/ }), + +/***/ 470: +/***/ (function(__unusedmodule, exports, __webpack_require__) { + +"use strict"; + +var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) { + function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); } + return new (P || (P = Promise))(function (resolve, reject) { + function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } } + function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } } + function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); } + step((generator = generator.apply(thisArg, _arguments || [])).next()); + }); +}; +var __importStar = (this && this.__importStar) || function (mod) { + if (mod && mod.__esModule) return mod; + var result = {}; + if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k]; + result["default"] = mod; + return result; +}; +Object.defineProperty(exports, "__esModule", { value: true }); +const command_1 = __webpack_require__(431); +const os = __importStar(__webpack_require__(87)); +const path = __importStar(__webpack_require__(622)); +/** + * The code to exit an action + */ +var ExitCode; +(function (ExitCode) { + /** + * A code indicating that the action was successful + */ + ExitCode[ExitCode["Success"] = 0] = "Success"; + /** + * A code indicating that the action was a failure + */ + ExitCode[ExitCode["Failure"] = 1] = "Failure"; +})(ExitCode = exports.ExitCode || (exports.ExitCode = {})); +//----------------------------------------------------------------------- +// Variables +//----------------------------------------------------------------------- +/** + * Sets env variable for this action and future actions in the job + * @param name the name of the variable to set + * @param val the value of the variable. Non-string values will be converted to a string via JSON.stringify + */ +// eslint-disable-next-line @typescript-eslint/no-explicit-any +function exportVariable(name, val) { + const convertedVal = command_1.toCommandValue(val); + process.env[name] = convertedVal; + command_1.issueCommand('set-env', { name }, convertedVal); +} +exports.exportVariable = exportVariable; +/** + * Registers a secret which will get masked from logs + * @param secret value of the secret + */ +function setSecret(secret) { + command_1.issueCommand('add-mask', {}, secret); +} +exports.setSecret = setSecret; +/** + * Prepends inputPath to the PATH (for this action and future actions) + * @param inputPath + */ +function addPath(inputPath) { + command_1.issueCommand('add-path', {}, inputPath); + process.env['PATH'] = `${inputPath}${path.delimiter}${process.env['PATH']}`; +} +exports.addPath = addPath; +/** + * Gets the value of an input. The value is also trimmed. + * + * @param name name of the input to get + * @param options optional. See InputOptions. + * @returns string + */ +function getInput(name, options) { + const val = process.env[`INPUT_${name.replace(/ /g, '_').toUpperCase()}`] || ''; + if (options && options.required && !val) { + throw new Error(`Input required and not supplied: ${name}`); + } + return val.trim(); +} +exports.getInput = getInput; +/** + * Sets the value of an output. + * + * @param name name of the output to set + * @param value value to store. Non-string values will be converted to a string via JSON.stringify + */ +// eslint-disable-next-line @typescript-eslint/no-explicit-any +function setOutput(name, value) { + command_1.issueCommand('set-output', { name }, value); +} +exports.setOutput = setOutput; +/** + * Enables or disables the echoing of commands into stdout for the rest of the step. + * Echoing is disabled by default if ACTIONS_STEP_DEBUG is not set. + * + */ +function setCommandEcho(enabled) { + command_1.issue('echo', enabled ? 'on' : 'off'); +} +exports.setCommandEcho = setCommandEcho; +//----------------------------------------------------------------------- +// Results +//----------------------------------------------------------------------- +/** + * Sets the action status to failed. + * When the action exits it will be with an exit code of 1 + * @param message add error issue message + */ +function setFailed(message) { + process.exitCode = ExitCode.Failure; + error(message); +} +exports.setFailed = setFailed; +//----------------------------------------------------------------------- +// Logging Commands +//----------------------------------------------------------------------- +/** + * Gets whether Actions Step Debug is on or not + */ +function isDebug() { + return process.env['RUNNER_DEBUG'] === '1'; +} +exports.isDebug = isDebug; +/** + * Writes debug message to user log + * @param message debug message + */ +function debug(message) { + command_1.issueCommand('debug', {}, message); +} +exports.debug = debug; +/** + * Adds an error issue + * @param message error issue message. Errors will be converted to string via toString() + */ +function error(message) { + command_1.issue('error', message instanceof Error ? message.toString() : message); +} +exports.error = error; +/** + * Adds an warning issue + * @param message warning issue message. Errors will be converted to string via toString() + */ +function warning(message) { + command_1.issue('warning', message instanceof Error ? message.toString() : message); +} +exports.warning = warning; +/** + * Writes info to log with console.log. + * @param message info message + */ +function info(message) { + process.stdout.write(message + os.EOL); +} +exports.info = info; +/** + * Begin an output group. + * + * Output until the next `groupEnd` will be foldable in this group + * + * @param name The name of the output group + */ +function startGroup(name) { + command_1.issue('group', name); +} +exports.startGroup = startGroup; +/** + * End an output group. + */ +function endGroup() { + command_1.issue('endgroup'); +} +exports.endGroup = endGroup; +/** + * Wrap an asynchronous function call in a group. + * + * Returns the same type as the function itself. + * + * @param name The name of the group + * @param fn The function to wrap in the group + */ +function group(name, fn) { + return __awaiter(this, void 0, void 0, function* () { + startGroup(name); + let result; + try { + result = yield fn(); + } + finally { + endGroup(); + } + return result; + }); +} +exports.group = group; +//----------------------------------------------------------------------- +// Wrapper action state +//----------------------------------------------------------------------- +/** + * Saves state for current action, the state can only be retrieved by this action's post job execution. + * + * @param name name of the state to store + * @param value value to store. Non-string values will be converted to a string via JSON.stringify + */ +// eslint-disable-next-line @typescript-eslint/no-explicit-any +function saveState(name, value) { + command_1.issueCommand('save-state', { name }, value); +} +exports.saveState = saveState; +/** + * Gets the value of an state set by this action's main execution. + * + * @param name name of the state to get + * @returns string + */ +function getState(name) { + return process.env[`STATE_${name}`] || ''; +} +exports.getState = getState; +//# sourceMappingURL=core.js.map + +/***/ }), + +/***/ 622: +/***/ (function(module) { + +module.exports = require("path"); + +/***/ }), + +/***/ 724: +/***/ (function(module) { + +/*! OpenPGP.js v4.10.4 - 2020-04-22 - this is LGPL licensed code, see LICENSE/our website https://openpgpjs.org/ for more information. */ +(function(f){if(true){module.exports=f()}else { var g; }})(function(){var define,module,exports;return (function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c=require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u=require,i=0;i `Symbol(${e})`;const r = "undefined" != typeof self ? self : "undefined" != typeof window ? window : "undefined" != typeof global ? global : void 0, + o = Number.isNaN || function (e) { + return e != e; + };function n(e) { + return "object" == typeof e && null !== e || "function" == typeof e; + }function i(e, t, r) { + Object.defineProperty(e, t, { value: r, writable: !0, enumerable: !0, configurable: !0 }); + }function a(e) { + return e.slice(); + }function s(e, t, r, o, n) { + new Uint8Array(e).set(new Uint8Array(r, o, n), t); + }function l(e) { + return !1 !== function (e) { + if ("number" != typeof e) return !1;if (o(e)) return !1;if (e < 0) return !1;return !0; + }(e) && e !== 1 / 0; + }function c(e, t, r) { + if ("function" != typeof e) throw new TypeError("Argument is not a function");return Function.prototype.apply.call(e, t, r); + }function u(e, t, r, o) { + const n = e[t];if (void 0 !== n) { + if ("function" != typeof n) throw new TypeError(`${n} is not a method`);switch (r) {case 0: + return () => f(n, e, o);case 1: + return t => { + const r = [t].concat(o);return f(n, e, r); + };} + }return () => Promise.resolve(); + }function d(e, t, r) { + const o = e[t];if (void 0 !== o) return c(o, e, r); + }function f(e, t, r) { + try { + return Promise.resolve(c(e, t, r)); + } catch (e) { + return Promise.reject(e); + } + }function _(e) { + return e; + }function h(e) { + if (e = Number(e), o(e) || e < 0) throw new RangeError("highWaterMark property of a queuing strategy must be non-negative and non-NaN");return e; + }function b(e) { + if (void 0 === e) return () => 1;if ("function" != typeof e) throw new TypeError("size property of a queuing strategy must be a function");return t => e(t); + }function m(e, t, r) { + return Promise.prototype.then.call(e, t, r); + }function y(e, t, r) { + let o, n;const i = new Promise((e, t) => { + o = e, n = t; + });void 0 === r && (r = e => { + throw e; + });return function (e, t, r) { + let o = !1;const n = e => { + !1 === o && (o = !0, r(e)); + };let i = 0, + a = 0;const s = e.length, + l = new Array(s);for (const r of e) { + const e = i;m(r, r => { + l[e] = r, ++a === s && t(l); + }, n), ++i; + } + }(e, e => { + try { + const r = t(e);o(r); + } catch (e) { + n(e); + } + }, e => { + try { + const t = r(e);o(t); + } catch (e) { + n(e); + } + }), i; + }function p(e) {}function w(e) { + e && e instanceof p.AssertionError && setTimeout(() => { + throw e; + }, 0); + }function g(e) { + const t = e._queue.shift();return e._queueTotalSize -= t.size, e._queueTotalSize < 0 && (e._queueTotalSize = 0), t.value; + }function S(e, t, r) { + if (!l(r = Number(r))) throw new RangeError("Size must be a finite, non-NaN, non-negative number.");e._queue.push({ value: t, size: r }), e._queueTotalSize += r; + }function v(e) { + e._queue = [], e._queueTotalSize = 0; + }p.AssertionError = function () {};const R = t("[[AbortSteps]]"), + P = t("[[ErrorSteps]]");class WritableStream { + constructor(e = {}, t = {}) { + q(this);const r = t.size;let o = t.highWaterMark;if (void 0 !== e.type) throw new RangeError("Invalid type is specified");const n = b(r);void 0 === o && (o = 1), function (e, t, r, o) { + const n = Object.create(WritableStreamDefaultController.prototype);const i = u(t, "write", 1, [n]), + a = u(t, "close", 0, []), + s = u(t, "abort", 1, []);$(e, n, function () { + return d(t, "start", [n]); + }, i, a, s, r, o); + }(this, e, o = h(o), n); + }get locked() { + if (!1 === E(this)) throw G("locked");return C(this); + }abort(e) { + return !1 === E(this) ? Promise.reject(G("abort")) : !0 === C(this) ? Promise.reject(new TypeError("Cannot abort a stream that already has a writer")) : j(this, e); + }getWriter() { + if (!1 === E(this)) throw G("getWriter");return T(this); + } + }function T(e) { + return new WritableStreamDefaultWriter(e); + }function q(e) { + e._state = "writable", e._storedError = void 0, e._writer = void 0, e._writableStreamController = void 0, e._writeRequests = [], e._inFlightWriteRequest = void 0, e._closeRequest = void 0, e._inFlightCloseRequest = void 0, e._pendingAbortRequest = void 0, e._backpressure = !1; + }function E(e) { + return !!n(e) && !!Object.prototype.hasOwnProperty.call(e, "_writableStreamController"); + }function C(e) { + return void 0 !== e._writer; + }function j(e, t) { + const r = e._state;if ("closed" === r || "errored" === r) return Promise.resolve(void 0);if (void 0 !== e._pendingAbortRequest) return e._pendingAbortRequest._promise;let o = !1;"erroring" === r && (o = !0, t = void 0);const n = new Promise((r, n) => { + e._pendingAbortRequest = { _promise: void 0, _resolve: r, _reject: n, _reason: t, _wasAlreadyErroring: o }; + });return e._pendingAbortRequest._promise = n, !1 === o && W(e, t), n; + }function A(e, t) { + "writable" !== e._state ? B(e) : W(e, t); + }function W(e, t) { + const r = e._writableStreamController;e._state = "erroring", e._storedError = t;const o = e._writer;void 0 !== o && D(o, t), !1 === function (e) { + if (void 0 === e._inFlightWriteRequest && void 0 === e._inFlightCloseRequest) return !1;return !0; + }(e) && !0 === r._started && B(e); + }function B(e) { + e._state = "errored", e._writableStreamController[P]();const t = e._storedError;for (const r of e._writeRequests) r._reject(t);if (e._writeRequests = [], void 0 === e._pendingAbortRequest) return void z(e);const r = e._pendingAbortRequest;if (e._pendingAbortRequest = void 0, !0 === r._wasAlreadyErroring) return r._reject(t), void z(e);e._writableStreamController[R](r._reason).then(() => { + r._resolve(), z(e); + }, t => { + r._reject(t), z(e); + }); + }function O(e) { + return void 0 !== e._closeRequest || void 0 !== e._inFlightCloseRequest; + }function z(e) { + void 0 !== e._closeRequest && (e._closeRequest._reject(e._storedError), e._closeRequest = void 0);const t = e._writer;void 0 !== t && ee(t, e._storedError); + }function k(e, t) { + const r = e._writer;void 0 !== r && t !== e._backpressure && (!0 === t ? function (e) { + re(e); + }(r) : ae(r)), e._backpressure = t; + }class WritableStreamDefaultWriter { + constructor(e) { + if (!1 === E(e)) throw new TypeError("WritableStreamDefaultWriter can only be constructed with a WritableStream instance");if (!0 === C(e)) throw new TypeError("This stream has already been locked for exclusive writing by another writer");this._ownerWritableStream = e, e._writer = this;const t = e._state;if ("writable" === t) !1 === O(e) && !0 === e._backpressure ? re(this) : ne(this), X(this);else if ("erroring" === t) oe(this, e._storedError), X(this);else if ("closed" === t) ne(this), function (e) { + X(e), te(e); + }(this);else { + const t = e._storedError;oe(this, t), Z(this, t); + } + }get closed() { + return !1 === F(this) ? Promise.reject(J("closed")) : this._closedPromise; + }get desiredSize() { + if (!1 === F(this)) throw J("desiredSize");if (void 0 === this._ownerWritableStream) throw K("desiredSize");return function (e) { + const t = e._ownerWritableStream, + r = t._state;if ("errored" === r || "erroring" === r) return null;if ("closed" === r) return 0;return Q(t._writableStreamController); + }(this); + }get ready() { + return !1 === F(this) ? Promise.reject(J("ready")) : this._readyPromise; + }abort(e) { + return !1 === F(this) ? Promise.reject(J("abort")) : void 0 === this._ownerWritableStream ? Promise.reject(K("abort")) : function (e, t) { + return j(e._ownerWritableStream, t); + }(this, e); + }close() { + if (!1 === F(this)) return Promise.reject(J("close"));const e = this._ownerWritableStream;return void 0 === e ? Promise.reject(K("close")) : !0 === O(e) ? Promise.reject(new TypeError("cannot close an already-closing stream")) : L(this); + }releaseLock() { + if (!1 === F(this)) throw J("releaseLock");void 0 !== this._ownerWritableStream && M(this); + }write(e) { + return !1 === F(this) ? Promise.reject(J("write")) : void 0 === this._ownerWritableStream ? Promise.reject(K("write to")) : Y(this, e); + } + }function F(e) { + return !!n(e) && !!Object.prototype.hasOwnProperty.call(e, "_ownerWritableStream"); + }function L(e) { + const t = e._ownerWritableStream, + r = t._state;if ("closed" === r || "errored" === r) return Promise.reject(new TypeError(`The stream (in ${r} state) is not in the writable state and cannot be closed`));const o = new Promise((e, r) => { + const o = { _resolve: e, _reject: r };t._closeRequest = o; + });return !0 === t._backpressure && "writable" === r && ae(e), function (e) { + S(e, "close", 0), x(e); + }(t._writableStreamController), o; + }function I(e, t) { + "pending" === e._closedPromiseState ? ee(e, t) : function (e, t) { + Z(e, t); + }(e, t); + }function D(e, t) { + "pending" === e._readyPromiseState ? ie(e, t) : function (e, t) { + oe(e, t); + }(e, t); + }function M(e) { + const t = e._ownerWritableStream, + r = new TypeError("Writer was released and can no longer be used to monitor the stream's closedness");D(e, r), I(e, r), t._writer = void 0, e._ownerWritableStream = void 0; + }function Y(e, t) { + const r = e._ownerWritableStream, + o = r._writableStreamController, + n = function (e, t) { + try { + return e._strategySizeAlgorithm(t); + } catch (t) { + return H(e, t), 1; + } + }(o, t);if (r !== e._ownerWritableStream) return Promise.reject(K("write to"));const i = r._state;if ("errored" === i) return Promise.reject(r._storedError);if (!0 === O(r) || "closed" === i) return Promise.reject(new TypeError("The stream is closing or closed and cannot be written to"));if ("erroring" === i) return Promise.reject(r._storedError);const a = function (e) { + return new Promise((t, r) => { + const o = { _resolve: t, _reject: r };e._writeRequests.push(o); + }); + }(r);return function (e, t, r) { + const o = { chunk: t };try { + S(e, o, r); + } catch (t) { + return void H(e, t); + }const n = e._controlledWritableStream;if (!1 === O(n) && "writable" === n._state) { + const t = U(e);k(n, t); + }x(e); + }(o, t, n), a; + }class WritableStreamDefaultController { + constructor() { + throw new TypeError("WritableStreamDefaultController cannot be constructed explicitly"); + }error(e) { + if (!1 === function (e) { + if (!n(e)) return !1;if (!Object.prototype.hasOwnProperty.call(e, "_controlledWritableStream")) return !1;return !0; + }(this)) throw new TypeError("WritableStreamDefaultController.prototype.error can only be used on a WritableStreamDefaultController");"writable" === this._controlledWritableStream._state && V(this, e); + }[R](e) { + const t = this._abortAlgorithm(e);return N(this), t; + }[P]() { + v(this); + } + }function $(e, t, r, o, n, i, a, s) { + t._controlledWritableStream = e, e._writableStreamController = t, t._queue = void 0, t._queueTotalSize = void 0, v(t), t._started = !1, t._strategySizeAlgorithm = s, t._strategyHWM = a, t._writeAlgorithm = o, t._closeAlgorithm = n, t._abortAlgorithm = i;const l = U(t);k(e, l);const c = r();Promise.resolve(c).then(() => { + t._started = !0, x(t); + }, r => { + t._started = !0, A(e, r); + }).catch(w); + }function N(e) { + e._writeAlgorithm = void 0, e._closeAlgorithm = void 0, e._abortAlgorithm = void 0, e._strategySizeAlgorithm = void 0; + }function Q(e) { + return e._strategyHWM - e._queueTotalSize; + }function x(e) { + const t = e._controlledWritableStream;if (!1 === e._started) return;if (void 0 !== t._inFlightWriteRequest) return;const r = t._state;if ("closed" === r || "errored" === r) return;if ("erroring" === r) return void B(t);if (0 === e._queue.length) return;const o = function (e) { + return e._queue[0].value; + }(e);"close" === o ? function (e) { + const t = e._controlledWritableStream;(function (e) { + e._inFlightCloseRequest = e._closeRequest, e._closeRequest = void 0; + })(t), g(e);const r = e._closeAlgorithm();N(e), r.then(() => { + !function (e) { + e._inFlightCloseRequest._resolve(void 0), e._inFlightCloseRequest = void 0, "erroring" === e._state && (e._storedError = void 0, void 0 !== e._pendingAbortRequest && (e._pendingAbortRequest._resolve(), e._pendingAbortRequest = void 0)), e._state = "closed";const t = e._writer;void 0 !== t && te(t); + }(t); + }, e => { + !function (e, t) { + e._inFlightCloseRequest._reject(t), e._inFlightCloseRequest = void 0, void 0 !== e._pendingAbortRequest && (e._pendingAbortRequest._reject(t), e._pendingAbortRequest = void 0), A(e, t); + }(t, e); + }).catch(w); + }(e) : function (e, t) { + const r = e._controlledWritableStream;(function (e) { + e._inFlightWriteRequest = e._writeRequests.shift(); + })(r), e._writeAlgorithm(t).then(() => { + !function (e) { + e._inFlightWriteRequest._resolve(void 0), e._inFlightWriteRequest = void 0; + }(r);const t = r._state;if (g(e), !1 === O(r) && "writable" === t) { + const t = U(e);k(r, t); + }x(e); + }, t => { + "writable" === r._state && N(e), function (e, t) { + e._inFlightWriteRequest._reject(t), e._inFlightWriteRequest = void 0, A(e, t); + }(r, t); + }).catch(w); + }(e, o.chunk); + }function H(e, t) { + "writable" === e._controlledWritableStream._state && V(e, t); + }function U(e) { + return Q(e) <= 0; + }function V(e, t) { + const r = e._controlledWritableStream;N(e), W(r, t); + }function G(e) { + return new TypeError(`WritableStream.prototype.${e} can only be used on a WritableStream`); + }function J(e) { + return new TypeError(`WritableStreamDefaultWriter.prototype.${e} can only be used on a WritableStreamDefaultWriter`); + }function K(e) { + return new TypeError("Cannot " + e + " a stream using a released writer"); + }function X(e) { + e._closedPromise = new Promise((t, r) => { + e._closedPromise_resolve = t, e._closedPromise_reject = r, e._closedPromiseState = "pending"; + }); + }function Z(e, t) { + X(e), ee(e, t); + }function ee(e, t) { + e._closedPromise.catch(() => {}), e._closedPromise_reject(t), e._closedPromise_resolve = void 0, e._closedPromise_reject = void 0, e._closedPromiseState = "rejected"; + }function te(e) { + e._closedPromise_resolve(void 0), e._closedPromise_resolve = void 0, e._closedPromise_reject = void 0, e._closedPromiseState = "resolved"; + }function re(e) { + e._readyPromise = new Promise((t, r) => { + e._readyPromise_resolve = t, e._readyPromise_reject = r; + }), e._readyPromiseState = "pending"; + }function oe(e, t) { + re(e), ie(e, t); + }function ne(e) { + re(e), ae(e); + }function ie(e, t) { + e._readyPromise.catch(() => {}), e._readyPromise_reject(t), e._readyPromise_resolve = void 0, e._readyPromise_reject = void 0, e._readyPromiseState = "rejected"; + }function ae(e) { + e._readyPromise_resolve(void 0), e._readyPromise_resolve = void 0, e._readyPromise_reject = void 0, e._readyPromiseState = "fulfilled"; + }const se = Number.isInteger || function (e) { + return "number" == typeof e && isFinite(e) && Math.floor(e) === e; + }, + le = t("[[CancelSteps]]"), + ce = t("[[PullSteps]]");class ReadableStream { + constructor(e = {}, t = {}) { + fe(this);const r = t.size;let o = t.highWaterMark;const n = e.type;if ("bytes" === String(n)) { + if (void 0 !== r) throw new RangeError("The strategy for a byte stream cannot have a size function");void 0 === o && (o = 0), function (e, t, r) { + const o = Object.create(ReadableByteStreamController.prototype);const n = u(t, "pull", 0, [o]), + i = u(t, "cancel", 1, []);let a = t.autoAllocateChunkSize;if (void 0 !== a && (a = Number(a), !1 === se(a) || a <= 0)) throw new RangeError("autoAllocateChunkSize must be a positive integer");!function (e, t, r, o, n, i, a) { + t._controlledReadableByteStream = e, t._pullAgain = !1, t._pulling = !1, He(t), t._queue = t._queueTotalSize = void 0, v(t), t._closeRequested = !1, t._started = !1, t._strategyHWM = h(i), t._pullAlgorithm = o, t._cancelAlgorithm = n, t._autoAllocateChunkSize = a, t._pendingPullIntos = [], e._readableStreamController = t;const s = r();Promise.resolve(s).then(() => { + t._started = !0, xe(t); + }, e => { + nt(t, e); + }).catch(w); + }(e, o, function () { + return d(t, "start", [o]); + }, n, i, r, a); + }(this, e, o = h(o)); + } else { + if (void 0 !== n) throw new RangeError("Invalid type is specified");{ + const t = b(r);void 0 === o && (o = 1), function (e, t, r, o) { + const n = Object.create(ReadableStreamDefaultController.prototype);const i = u(t, "pull", 0, [n]), + a = u(t, "cancel", 1, []);$e(e, n, function () { + return d(t, "start", [n]); + }, i, a, r, o); + }(this, e, o = h(o), t); + } + } + }get locked() { + if (!1 === _e(this)) throw st("locked");return he(this); + }cancel(e) { + return !1 === _e(this) ? Promise.reject(st("cancel")) : !0 === he(this) ? Promise.reject(new TypeError("Cannot cancel a stream that already has a reader")) : pe(this, e); + }getReader({ mode: e } = {}) { + if (!1 === _e(this)) throw st("getReader");if (void 0 === e) return ue(this);if ("byob" === (e = String(e))) return function (e) { + return new ReadableStreamBYOBReader(e); + }(this);throw new RangeError("Invalid mode is specified"); + }pipeThrough({ writable: e, readable: t }, { preventClose: r, preventAbort: o, preventCancel: n, signal: i } = {}) { + if (!1 === _e(this)) throw st("pipeThrough");if (!1 === E(e)) throw new TypeError("writable argument to pipeThrough must be a WritableStream");if (!1 === _e(t)) throw new TypeError("readable argument to pipeThrough must be a ReadableStream");if (r = Boolean(r), o = Boolean(o), n = Boolean(n), void 0 !== i && !at(i)) throw new TypeError("ReadableStream.prototype.pipeThrough's signal option must be an AbortSignal");if (!0 === he(this)) throw new TypeError("ReadableStream.prototype.pipeThrough cannot be used on a locked ReadableStream");if (!0 === C(e)) throw new TypeError("ReadableStream.prototype.pipeThrough cannot be used on a locked WritableStream");return be(this, e, r, o, n, i).catch(() => {}), t; + }pipeTo(e, { preventClose: t, preventAbort: r, preventCancel: o, signal: n } = {}) { + return !1 === _e(this) ? Promise.reject(st("pipeTo")) : !1 === E(e) ? Promise.reject(new TypeError("ReadableStream.prototype.pipeTo's first argument must be a WritableStream")) : (t = Boolean(t), r = Boolean(r), o = Boolean(o), void 0 === n || at(n) ? !0 === he(this) ? Promise.reject(new TypeError("ReadableStream.prototype.pipeTo cannot be used on a locked ReadableStream")) : !0 === C(e) ? Promise.reject(new TypeError("ReadableStream.prototype.pipeTo cannot be used on a locked WritableStream")) : be(this, e, t, r, o, n) : Promise.reject(new TypeError("ReadableStream.prototype.pipeTo's signal option must be an AbortSignal"))); + }tee() { + if (!1 === _e(this)) throw st("tee");const e = function (e, t) { + const r = ue(e);let o, + n, + i, + s, + l, + c = !1, + u = !1, + d = !1;const f = new Promise(e => { + l = e; + });function _() { + return Be(r).then(e => { + const t = e.value, + r = e.done;if (!0 === r && !1 === c && (!1 === u && Le(i._readableStreamController), !1 === d && Le(s._readableStreamController), c = !0), !0 === c) return;const o = t, + n = t;!1 === u && Ie(i._readableStreamController, o), !1 === d && Ie(s._readableStreamController, n); + }); + }function h() {}return i = de(h, _, function (t) { + if (u = !0, o = t, !0 === d) { + const t = a([o, n]), + r = pe(e, t);l(r); + }return f; + }), s = de(h, _, function (t) { + if (d = !0, n = t, !0 === u) { + const t = a([o, n]), + r = pe(e, t);l(r); + }return f; + }), r._closedPromise.catch(e => { + !0 !== c && (De(i._readableStreamController, e), De(s._readableStreamController, e), c = !0); + }), [i, s]; + }(this);return a(e); + } + }function ue(e) { + return new ReadableStreamDefaultReader(e); + }function de(e, t, r, o = 1, n = () => 1) { + const i = Object.create(ReadableStream.prototype);return fe(i), $e(i, Object.create(ReadableStreamDefaultController.prototype), e, t, r, o, n), i; + }function fe(e) { + e._state = "readable", e._reader = void 0, e._storedError = void 0, e._disturbed = !1; + }function _e(e) { + return !!n(e) && !!Object.prototype.hasOwnProperty.call(e, "_readableStreamController"); + }function he(e) { + return void 0 !== e._reader; + }function be(e, t, r, o, n, i) { + const a = ue(e), + s = T(t);let l = !1, + c = Promise.resolve();return new Promise((u, d) => { + let f;if (void 0 !== i) { + if (f = () => { + const r = new DOMException("Aborted", "AbortError"), + i = [];!1 === o && i.push(() => "writable" === t._state ? j(t, r) : Promise.resolve()), !1 === n && i.push(() => "readable" === e._state ? pe(e, r) : Promise.resolve()), b(() => y(i.map(e => e()), e => e), !0, r); + }, !0 === i.aborted) return void f();i.addEventListener("abort", f); + }if (h(e, a._closedPromise, e => { + !1 === o ? b(() => j(t, e), !0, e) : m(!0, e); + }), h(t, s._closedPromise, t => { + !1 === n ? b(() => pe(e, t), !0, t) : m(!0, t); + }), function (e, t, r) { + "closed" === e._state ? r() : t.then(r).catch(w); + }(e, a._closedPromise, () => { + !1 === r ? b(() => function (e) { + const t = e._ownerWritableStream, + r = t._state;return !0 === O(t) || "closed" === r ? Promise.resolve() : "errored" === r ? Promise.reject(t._storedError) : L(e); + }(s)) : m(); + }), !0 === O(t) || "closed" === t._state) { + const t = new TypeError("the destination writable stream closed before all data could be piped to it");!1 === n ? b(() => pe(e, t), !0, t) : m(!0, t); + }function _() { + const e = c;return c.then(() => e !== c ? _() : void 0); + }function h(e, t, r) { + "errored" === e._state ? r(e._storedError) : t.catch(r).catch(w); + }function b(e, r, o) { + function n() { + e().then(() => p(r, o), e => p(!0, e)).catch(w); + }!0 !== l && (l = !0, "writable" === t._state && !1 === O(t) ? _().then(n) : n()); + }function m(e, r) { + !0 !== l && (l = !0, "writable" === t._state && !1 === O(t) ? _().then(() => p(e, r)).catch(w) : p(e, r)); + }function p(e, t) { + M(s), We(a), void 0 !== i && i.removeEventListener("abort", f), e ? d(t) : u(void 0); + }new Promise((e, t) => { + !function r(o) { + o ? e() : (!0 === l ? Promise.resolve(!0) : s._readyPromise.then(() => Be(a).then(({ value: e, done: t }) => !0 === t || (c = Y(s, e).catch(() => {}), !1)))).then(r, t); + }(!1); + }).catch(e => { + c = Promise.resolve(), w(e); + }); + }); + }function me(e, t) { + return new Promise((r, o) => { + const n = { _resolve: r, _reject: o, _forAuthorCode: t };e._reader._readIntoRequests.push(n); + }); + }function ye(e, t) { + return new Promise((r, o) => { + const n = { _resolve: r, _reject: o, _forAuthorCode: t };e._reader._readRequests.push(n); + }); + }function pe(e, t) { + if (e._disturbed = !0, "closed" === e._state) return Promise.resolve(void 0);if ("errored" === e._state) return Promise.reject(e._storedError);return we(e), e._readableStreamController[le](t).then(() => void 0); + }function we(e) { + e._state = "closed";const t = e._reader;if (void 0 !== t) { + if (Ce(t)) { + for (const _ref of t._readRequests) { + const e = _ref._resolve; + const r = _ref._forAuthorCode; + e(ge(void 0, !0, r)); + }t._readRequests = []; + }_t(t); + } + }function ge(e, t, r) { + let o = null;!0 === r && (o = Object.prototype);const n = Object.create(o);return Object.defineProperty(n, "value", { value: e, enumerable: !0, writable: !0, configurable: !0 }), Object.defineProperty(n, "done", { value: t, enumerable: !0, writable: !0, configurable: !0 }), n; + }function Se(e, t) { + e._state = "errored", e._storedError = t;const r = e._reader;if (void 0 !== r) { + if (Ce(r)) { + for (const e of r._readRequests) e._reject(t);r._readRequests = []; + } else { + for (const e of r._readIntoRequests) e._reject(t);r._readIntoRequests = []; + }ft(r, t); + } + }function ve(e, t, r) { + const o = e._reader._readRequests.shift();o._resolve(ge(t, r, o._forAuthorCode)); + }function Re(e) { + return e._reader._readIntoRequests.length; + }function Pe(e) { + return e._reader._readRequests.length; + }function Te(e) { + const t = e._reader;return void 0 !== t && !!Ee(t); + }function qe(e) { + const t = e._reader;return void 0 !== t && !!Ce(t); + }class ReadableStreamDefaultReader { + constructor(e) { + if (!1 === _e(e)) throw new TypeError("ReadableStreamDefaultReader can only be constructed with a ReadableStream instance");if (!0 === he(e)) throw new TypeError("This stream has already been locked for exclusive reading by another reader");je(this, e), this._readRequests = []; + }get closed() { + return Ce(this) ? this._closedPromise : Promise.reject(ct("closed")); + }cancel(e) { + return Ce(this) ? void 0 === this._ownerReadableStream ? Promise.reject(lt("cancel")) : Ae(this, e) : Promise.reject(ct("cancel")); + }read() { + return Ce(this) ? void 0 === this._ownerReadableStream ? Promise.reject(lt("read from")) : Be(this, !0) : Promise.reject(ct("read")); + }releaseLock() { + if (!Ce(this)) throw ct("releaseLock");if (void 0 !== this._ownerReadableStream) { + if (this._readRequests.length > 0) throw new TypeError("Tried to release a reader lock when that reader has pending read() calls un-settled");We(this); + } + } + }class ReadableStreamBYOBReader { + constructor(e) { + if (!_e(e)) throw new TypeError("ReadableStreamBYOBReader can only be constructed with a ReadableStream instance given a byte source");if (!1 === Ne(e._readableStreamController)) throw new TypeError("Cannot construct a ReadableStreamBYOBReader for a stream not constructed with a byte source");if (he(e)) throw new TypeError("This stream has already been locked for exclusive reading by another reader");je(this, e), this._readIntoRequests = []; + }get closed() { + return Ee(this) ? this._closedPromise : Promise.reject(ht("closed")); + }cancel(e) { + return Ee(this) ? void 0 === this._ownerReadableStream ? Promise.reject(lt("cancel")) : Ae(this, e) : Promise.reject(ht("cancel")); + }read(e) { + return Ee(this) ? void 0 === this._ownerReadableStream ? Promise.reject(lt("read from")) : ArrayBuffer.isView(e) ? (e.buffer, 0 === e.byteLength ? Promise.reject(new TypeError("view must have non-zero byteLength")) : function (e, t, r = !1) { + const o = e._ownerReadableStream;if (o._disturbed = !0, "errored" === o._state) return Promise.reject(o._storedError);return function (e, t, r) { + const o = e._controlledReadableByteStream;let n = 1;t.constructor !== DataView && (n = t.constructor.BYTES_PER_ELEMENT);const i = t.constructor, + a = { buffer: _(t.buffer), byteOffset: t.byteOffset, byteLength: t.byteLength, bytesFilled: 0, elementSize: n, ctor: i, readerType: "byob" };if (e._pendingPullIntos.length > 0) return e._pendingPullIntos.push(a), me(o, r);if ("closed" === o._state) { + const e = new i(a.buffer, a.byteOffset, 0);return Promise.resolve(ge(e, !0, r)); + }if (e._queueTotalSize > 0) { + if (!0 === Je(e, a)) { + const t = Ve(a);return Xe(e), Promise.resolve(ge(t, !1, r)); + }if (!0 === e._closeRequested) { + const t = new TypeError("Insufficient bytes to fill elements in the given buffer");return nt(e, t), Promise.reject(t); + } + }e._pendingPullIntos.push(a);const s = me(o, r);return xe(e), s; + }(o._readableStreamController, t, r); + }(this, e, !0)) : Promise.reject(new TypeError("view must be an array buffer view")) : Promise.reject(ht("read")); + }releaseLock() { + if (!Ee(this)) throw ht("releaseLock");if (void 0 !== this._ownerReadableStream) { + if (this._readIntoRequests.length > 0) throw new TypeError("Tried to release a reader lock when that reader has pending read() calls un-settled");We(this); + } + } + }function Ee(e) { + return !!n(e) && !!Object.prototype.hasOwnProperty.call(e, "_readIntoRequests"); + }function Ce(e) { + return !!n(e) && !!Object.prototype.hasOwnProperty.call(e, "_readRequests"); + }function je(e, t) { + e._ownerReadableStream = t, t._reader = e, "readable" === t._state ? ut(e) : "closed" === t._state ? function (e) { + ut(e), _t(e); + }(e) : dt(e, t._storedError); + }function Ae(e, t) { + return pe(e._ownerReadableStream, t); + }function We(e) { + "readable" === e._ownerReadableStream._state ? ft(e, new TypeError("Reader was released and can no longer be used to monitor the stream's closedness")) : function (e, t) { + dt(e, t); + }(e, new TypeError("Reader was released and can no longer be used to monitor the stream's closedness")), e._ownerReadableStream._reader = void 0, e._ownerReadableStream = void 0; + }function Be(e, t = !1) { + const r = e._ownerReadableStream;return r._disturbed = !0, "closed" === r._state ? Promise.resolve(ge(void 0, !0, t)) : "errored" === r._state ? Promise.reject(r._storedError) : r._readableStreamController[ce](t); + }class ReadableStreamDefaultController { + constructor() { + throw new TypeError(); + }get desiredSize() { + if (!1 === Oe(this)) throw bt("desiredSize");return Me(this); + }close() { + if (!1 === Oe(this)) throw bt("close");if (!1 === Ye(this)) throw new TypeError("The stream is not in a state that permits close");Le(this); + }enqueue(e) { + if (!1 === Oe(this)) throw bt("enqueue");if (!1 === Ye(this)) throw new TypeError("The stream is not in a state that permits enqueue");return Ie(this, e); + }error(e) { + if (!1 === Oe(this)) throw bt("error");De(this, e); + }[le](e) { + v(this);const t = this._cancelAlgorithm(e);return Fe(this), t; + }[ce](e) { + const t = this._controlledReadableStream;if (this._queue.length > 0) { + const r = g(this);return !0 === this._closeRequested && 0 === this._queue.length ? (Fe(this), we(t)) : ze(this), Promise.resolve(ge(r, !1, e)); + }const r = ye(t, e);return ze(this), r; + } + }function Oe(e) { + return !!n(e) && !!Object.prototype.hasOwnProperty.call(e, "_controlledReadableStream"); + }function ze(e) { + !1 !== ke(e) && (!0 !== e._pulling ? (e._pulling = !0, e._pullAlgorithm().then(() => { + if (e._pulling = !1, !0 === e._pullAgain) return e._pullAgain = !1, ze(e); + }, t => { + De(e, t); + }).catch(w)) : e._pullAgain = !0); + }function ke(e) { + const t = e._controlledReadableStream;return !1 !== Ye(e) && !1 !== e._started && (!0 === he(t) && Pe(t) > 0 || Me(e) > 0); + }function Fe(e) { + e._pullAlgorithm = void 0, e._cancelAlgorithm = void 0, e._strategySizeAlgorithm = void 0; + }function Le(e) { + const t = e._controlledReadableStream;e._closeRequested = !0, 0 === e._queue.length && (Fe(e), we(t)); + }function Ie(e, t) { + const r = e._controlledReadableStream;if (!0 === he(r) && Pe(r) > 0) ve(r, t, !1);else { + let r;try { + r = e._strategySizeAlgorithm(t); + } catch (t) { + throw De(e, t), t; + }try { + S(e, t, r); + } catch (t) { + throw De(e, t), t; + } + }ze(e); + }function De(e, t) { + const r = e._controlledReadableStream;"readable" === r._state && (v(e), Fe(e), Se(r, t)); + }function Me(e) { + const t = e._controlledReadableStream._state;return "errored" === t ? null : "closed" === t ? 0 : e._strategyHWM - e._queueTotalSize; + }function Ye(e) { + const t = e._controlledReadableStream._state;return !1 === e._closeRequested && "readable" === t; + }function $e(e, t, r, o, n, i, a) { + t._controlledReadableStream = e, t._queue = void 0, t._queueTotalSize = void 0, v(t), t._started = !1, t._closeRequested = !1, t._pullAgain = !1, t._pulling = !1, t._strategySizeAlgorithm = a, t._strategyHWM = i, t._pullAlgorithm = o, t._cancelAlgorithm = n, e._readableStreamController = t;const s = r();Promise.resolve(s).then(() => { + t._started = !0, ze(t); + }, e => { + De(t, e); + }).catch(w); + }class ReadableStreamBYOBRequest { + constructor() { + throw new TypeError("ReadableStreamBYOBRequest cannot be used directly"); + }get view() { + if (!1 === Qe(this)) throw mt("view");return this._view; + }respond(e) { + if (!1 === Qe(this)) throw mt("respond");if (void 0 === this._associatedReadableByteStreamController) throw new TypeError("This BYOB request has been invalidated");this._view.buffer, function (e, t) { + if (!1 === l(t = Number(t))) throw new RangeError("bytesWritten must be a finite");tt(e, t); + }(this._associatedReadableByteStreamController, e); + }respondWithNewView(e) { + if (!1 === Qe(this)) throw mt("respond");if (void 0 === this._associatedReadableByteStreamController) throw new TypeError("This BYOB request has been invalidated");if (!ArrayBuffer.isView(e)) throw new TypeError("You can only respond with array buffer views");e.buffer, function (e, t) { + const r = e._pendingPullIntos[0];if (r.byteOffset + r.bytesFilled !== t.byteOffset) throw new RangeError("The region specified by view does not match byobRequest");if (r.byteLength !== t.byteLength) throw new RangeError("The buffer of view has different capacity than byobRequest");r.buffer = t.buffer, tt(e, t.byteLength); + }(this._associatedReadableByteStreamController, e); + } + }class ReadableByteStreamController { + constructor() { + throw new TypeError("ReadableByteStreamController constructor cannot be used directly"); + }get byobRequest() { + if (!1 === Ne(this)) throw yt("byobRequest");if (void 0 === this._byobRequest && this._pendingPullIntos.length > 0) { + const e = this._pendingPullIntos[0], + t = new Uint8Array(e.buffer, e.byteOffset + e.bytesFilled, e.byteLength - e.bytesFilled), + r = Object.create(ReadableStreamBYOBRequest.prototype);!function (e, t, r) { + e._associatedReadableByteStreamController = t, e._view = r; + }(r, this, t), this._byobRequest = r; + }return this._byobRequest; + }get desiredSize() { + if (!1 === Ne(this)) throw yt("desiredSize");return it(this); + }close() { + if (!1 === Ne(this)) throw yt("close");if (!0 === this._closeRequested) throw new TypeError("The stream has already been closed; do not close it again!");const e = this._controlledReadableByteStream._state;if ("readable" !== e) throw new TypeError(`The stream (in ${e} state) is not in the readable state and cannot be closed`);!function (e) { + const t = e._controlledReadableByteStream;if (e._queueTotalSize > 0) return void (e._closeRequested = !0);if (e._pendingPullIntos.length > 0) { + const t = e._pendingPullIntos[0];if (t.bytesFilled > 0) { + const t = new TypeError("Insufficient bytes to fill elements in the given buffer");throw nt(e, t), t; + } + }ot(e), we(t); + }(this); + }enqueue(e) { + if (!1 === Ne(this)) throw yt("enqueue");if (!0 === this._closeRequested) throw new TypeError("stream is closed or draining");const t = this._controlledReadableByteStream._state;if ("readable" !== t) throw new TypeError(`The stream (in ${t} state) is not in the readable state and cannot be enqueued to`);if (!ArrayBuffer.isView(e)) throw new TypeError("You can only enqueue array buffer views when using a ReadableByteStreamController");e.buffer, function (e, t) { + const r = e._controlledReadableByteStream, + o = t.buffer, + n = t.byteOffset, + i = t.byteLength, + a = _(o);if (!0 === qe(r)) { + if (0 === Pe(r)) Ge(e, a, n, i);else { + const e = new Uint8Array(a, n, i);ve(r, e, !1); + } + } else !0 === Te(r) ? (Ge(e, a, n, i), et(e)) : Ge(e, a, n, i);xe(e); + }(this, e); + }error(e) { + if (!1 === Ne(this)) throw yt("error");nt(this, e); + }[le](e) { + if (this._pendingPullIntos.length > 0) { + this._pendingPullIntos[0].bytesFilled = 0; + }v(this);const t = this._cancelAlgorithm(e);return ot(this), t; + }[ce](e) { + const t = this._controlledReadableByteStream;if (this._queueTotalSize > 0) { + const t = this._queue.shift();let r;this._queueTotalSize -= t.byteLength, Xe(this);try { + r = new Uint8Array(t.buffer, t.byteOffset, t.byteLength); + } catch (e) { + return Promise.reject(e); + }return Promise.resolve(ge(r, !1, e)); + }const r = this._autoAllocateChunkSize;if (void 0 !== r) { + let e;try { + e = new ArrayBuffer(r); + } catch (e) { + return Promise.reject(e); + }const t = { buffer: e, byteOffset: 0, byteLength: r, bytesFilled: 0, elementSize: 1, ctor: Uint8Array, readerType: "default" };this._pendingPullIntos.push(t); + }const o = ye(t, e);return xe(this), o; + } + }function Ne(e) { + return !!n(e) && !!Object.prototype.hasOwnProperty.call(e, "_controlledReadableByteStream"); + }function Qe(e) { + return !!n(e) && !!Object.prototype.hasOwnProperty.call(e, "_associatedReadableByteStreamController"); + }function xe(e) { + !1 !== function (e) { + const t = e._controlledReadableByteStream;if ("readable" !== t._state) return !1;if (!0 === e._closeRequested) return !1;if (!1 === e._started) return !1;if (!0 === qe(t) && Pe(t) > 0) return !0;if (!0 === Te(t) && Re(t) > 0) return !0;if (it(e) > 0) return !0;return !1; + }(e) && (!0 !== e._pulling ? (e._pulling = !0, e._pullAlgorithm().then(() => { + e._pulling = !1, !0 === e._pullAgain && (e._pullAgain = !1, xe(e)); + }, t => { + nt(e, t); + }).catch(w)) : e._pullAgain = !0); + }function He(e) { + Ze(e), e._pendingPullIntos = []; + }function Ue(e, t) { + let r = !1;"closed" === e._state && (r = !0);const o = Ve(t);"default" === t.readerType ? ve(e, o, r) : function (e, t, r) { + const o = e._reader._readIntoRequests.shift();o._resolve(ge(t, r, o._forAuthorCode)); + }(e, o, r); + }function Ve(e) { + const t = e.bytesFilled, + r = e.elementSize;return new e.ctor(e.buffer, e.byteOffset, t / r); + }function Ge(e, t, r, o) { + e._queue.push({ buffer: t, byteOffset: r, byteLength: o }), e._queueTotalSize += o; + }function Je(e, t) { + const r = t.elementSize, + o = t.bytesFilled - t.bytesFilled % r, + n = Math.min(e._queueTotalSize, t.byteLength - t.bytesFilled), + i = t.bytesFilled + n, + a = i - i % r;let l = n, + c = !1;a > o && (l = a - t.bytesFilled, c = !0);const u = e._queue;for (; l > 0;) { + const r = u[0], + o = Math.min(l, r.byteLength), + n = t.byteOffset + t.bytesFilled;s(t.buffer, n, r.buffer, r.byteOffset, o), r.byteLength === o ? u.shift() : (r.byteOffset += o, r.byteLength -= o), e._queueTotalSize -= o, Ke(e, o, t), l -= o; + }return c; + }function Ke(e, t, r) { + Ze(e), r.bytesFilled += t; + }function Xe(e) { + 0 === e._queueTotalSize && !0 === e._closeRequested ? (ot(e), we(e._controlledReadableByteStream)) : xe(e); + }function Ze(e) { + void 0 !== e._byobRequest && (e._byobRequest._associatedReadableByteStreamController = void 0, e._byobRequest._view = void 0, e._byobRequest = void 0); + }function et(e) { + for (; e._pendingPullIntos.length > 0;) { + if (0 === e._queueTotalSize) return;const t = e._pendingPullIntos[0];!0 === Je(e, t) && (rt(e), Ue(e._controlledReadableByteStream, t)); + } + }function tt(e, t) { + const r = e._pendingPullIntos[0];if ("closed" === e._controlledReadableByteStream._state) { + if (0 !== t) throw new TypeError("bytesWritten must be 0 when calling respond() on a closed stream");!function (e, t) { + t.buffer = _(t.buffer);const r = e._controlledReadableByteStream;if (!0 === Te(r)) for (; Re(r) > 0;) Ue(r, rt(e)); + }(e, r); + } else !function (e, t, r) { + if (r.bytesFilled + t > r.byteLength) throw new RangeError("bytesWritten out of range");if (Ke(e, t, r), r.bytesFilled < r.elementSize) return;rt(e);const o = r.bytesFilled % r.elementSize;if (o > 0) { + const t = r.byteOffset + r.bytesFilled, + n = r.buffer.slice(t - o, t);Ge(e, n, 0, n.byteLength); + }r.buffer = _(r.buffer), r.bytesFilled -= o, Ue(e._controlledReadableByteStream, r), et(e); + }(e, t, r);xe(e); + }function rt(e) { + const t = e._pendingPullIntos.shift();return Ze(e), t; + }function ot(e) { + e._pullAlgorithm = void 0, e._cancelAlgorithm = void 0; + }function nt(e, t) { + const r = e._controlledReadableByteStream;"readable" === r._state && (He(e), v(e), ot(e), Se(r, t)); + }function it(e) { + const t = e._controlledReadableByteStream._state;return "errored" === t ? null : "closed" === t ? 0 : e._strategyHWM - e._queueTotalSize; + }function at(e) { + if ("object" != typeof e || null === e) return !1;const t = Object.getOwnPropertyDescriptor(AbortSignal.prototype, "aborted").get;try { + return t.call(e), !0; + } catch (e) { + return !1; + } + }function st(e) { + return new TypeError(`ReadableStream.prototype.${e} can only be used on a ReadableStream`); + }function lt(e) { + return new TypeError("Cannot " + e + " a stream using a released reader"); + }function ct(e) { + return new TypeError(`ReadableStreamDefaultReader.prototype.${e} can only be used on a ReadableStreamDefaultReader`); + }function ut(e) { + e._closedPromise = new Promise((t, r) => { + e._closedPromise_resolve = t, e._closedPromise_reject = r; + }); + }function dt(e, t) { + ut(e), ft(e, t); + }function ft(e, t) { + e._closedPromise.catch(() => {}), e._closedPromise_reject(t), e._closedPromise_resolve = void 0, e._closedPromise_reject = void 0; + }function _t(e) { + e._closedPromise_resolve(void 0), e._closedPromise_resolve = void 0, e._closedPromise_reject = void 0; + }function ht(e) { + return new TypeError(`ReadableStreamBYOBReader.prototype.${e} can only be used on a ReadableStreamBYOBReader`); + }function bt(e) { + return new TypeError(`ReadableStreamDefaultController.prototype.${e} can only be used on a ReadableStreamDefaultController`); + }function mt(e) { + return new TypeError(`ReadableStreamBYOBRequest.prototype.${e} can only be used on a ReadableStreamBYOBRequest`); + }function yt(e) { + return new TypeError(`ReadableByteStreamController.prototype.${e} can only be used on a ReadableByteStreamController`); + }class ByteLengthQueuingStrategy { + constructor({ highWaterMark: e }) { + i(this, "highWaterMark", e); + }size(e) { + return e.byteLength; + } + }class CountQueuingStrategy { + constructor({ highWaterMark: e }) { + i(this, "highWaterMark", e); + }size() { + return 1; + } + }class TransformStream { + constructor(e = {}, t = {}, r = {}) { + const o = t.size;let n = t.highWaterMark;const i = r.size;let a = r.highWaterMark;if (void 0 !== e.writableType) throw new RangeError("Invalid writable type specified");const s = b(o);if (void 0 === n && (n = 1), n = h(n), void 0 !== e.readableType) throw new RangeError("Invalid readable type specified");const l = b(i);let c;void 0 === a && (a = 0), a = h(a), function (e, t, r, o, n, i) { + function a() { + return t; + }e._writable = function (e, t, r, o, n = 1, i = () => 1) { + const a = Object.create(WritableStream.prototype);return q(a), $(a, Object.create(WritableStreamDefaultController.prototype), e, t, r, o, n, i), a; + }(a, function (t) { + return function (e, t) { + const r = e._transformStreamController;if (!0 === e._backpressure) { + const o = e._backpressureChangePromise;return o.then(() => { + const o = e._writable, + n = o._state;if ("erroring" === n) throw o._storedError;return Tt(r, t); + }); + }return Tt(r, t); + }(e, t); + }, function () { + return function (e) { + const t = e._readable, + r = e._transformStreamController, + o = r._flushAlgorithm();return Rt(r), o.then(() => { + if ("errored" === t._state) throw t._storedError;const e = t._readableStreamController;!0 === Ye(e) && Le(e); + }).catch(r => { + throw wt(e, r), t._storedError; + }); + }(e); + }, function (t) { + return function (e, t) { + return wt(e, t), Promise.resolve(); + }(e, t); + }, r, o), e._readable = de(a, function () { + return function (e) { + return St(e, !1), e._backpressureChangePromise; + }(e); + }, function (t) { + return gt(e, t), Promise.resolve(); + }, n, i), e._backpressure = void 0, e._backpressureChangePromise = void 0, e._backpressureChangePromise_resolve = void 0, St(e, !0), e._transformStreamController = void 0; + }(this, new Promise(e => { + c = e; + }), n, s, a, l), function (e, t) { + const r = Object.create(TransformStreamDefaultController.prototype);let o = e => { + try { + return Pt(r, e), Promise.resolve(); + } catch (e) { + return Promise.reject(e); + } + };const n = t.transform;if (void 0 !== n) { + if ("function" != typeof n) throw new TypeError("transform is not a method");o = e => f(n, t, [e, r]); + }const i = u(t, "flush", 0, [r]);!function (e, t, r, o) { + t._controlledTransformStream = e, e._transformStreamController = t, t._transformAlgorithm = r, t._flushAlgorithm = o; + }(e, r, o, i); + }(this, e);const _ = d(e, "start", [this._transformStreamController]);c(_); + }get readable() { + if (!1 === pt(this)) throw Et("readable");return this._readable; + }get writable() { + if (!1 === pt(this)) throw Et("writable");return this._writable; + } + }function pt(e) { + return !!n(e) && !!Object.prototype.hasOwnProperty.call(e, "_transformStreamController"); + }function wt(e, t) { + De(e._readable._readableStreamController, t), gt(e, t); + }function gt(e, t) { + Rt(e._transformStreamController), H(e._writable._writableStreamController, t), !0 === e._backpressure && St(e, !1); + }function St(e, t) { + void 0 !== e._backpressureChangePromise && e._backpressureChangePromise_resolve(), e._backpressureChangePromise = new Promise(t => { + e._backpressureChangePromise_resolve = t; + }), e._backpressure = t; + }class TransformStreamDefaultController { + constructor() { + throw new TypeError("TransformStreamDefaultController instances cannot be created directly"); + }get desiredSize() { + if (!1 === vt(this)) throw qt("desiredSize");return Me(this._controlledTransformStream._readable._readableStreamController); + }enqueue(e) { + if (!1 === vt(this)) throw qt("enqueue");Pt(this, e); + }error(e) { + if (!1 === vt(this)) throw qt("error");!function (e, t) { + wt(e._controlledTransformStream, t); + }(this, e); + }terminate() { + if (!1 === vt(this)) throw qt("terminate");!function (e) { + const t = e._controlledTransformStream, + r = t._readable._readableStreamController;!0 === Ye(r) && Le(r);const o = new TypeError("TransformStream terminated");gt(t, o); + }(this); + } + }function vt(e) { + return !!n(e) && !!Object.prototype.hasOwnProperty.call(e, "_controlledTransformStream"); + }function Rt(e) { + e._transformAlgorithm = void 0, e._flushAlgorithm = void 0; + }function Pt(e, t) { + const r = e._controlledTransformStream, + o = r._readable._readableStreamController;if (!1 === Ye(o)) throw new TypeError("Readable side is not in a state that permits enqueue");try { + Ie(o, t); + } catch (e) { + throw gt(r, e), r._readable._storedError; + }(function (e) { + return !0 !== ke(e); + })(o) !== r._backpressure && St(r, !0); + }function Tt(e, t) { + return e._transformAlgorithm(t).catch(t => { + throw wt(e._controlledTransformStream, t), t; + }); + }function qt(e) { + return new TypeError(`TransformStreamDefaultController.prototype.${e} can only be used on a TransformStreamDefaultController`); + }function Et(e) { + return new TypeError(`TransformStream.prototype.${e} can only be used on a TransformStream`); + }const Ct = { ReadableStream: ReadableStream, WritableStream: WritableStream, ByteLengthQueuingStrategy: ByteLengthQueuingStrategy, CountQueuingStrategy: CountQueuingStrategy, TransformStream: TransformStream };void 0 !== r && Object.assign(r, Ct), e.ReadableStream = ReadableStream, e.WritableStream = WritableStream, e.ByteLengthQueuingStrategy = ByteLengthQueuingStrategy, e.CountQueuingStrategy = CountQueuingStrategy, e.TransformStream = TransformStream, Object.defineProperty(e, "__esModule", { value: !0 }); +}); + + +}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {}) +},{}],2:[function(require,module,exports){ +"use strict"; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +/** + * @file {@link http://asmjs.org Asm.js} implementation of the {@link https://en.wikipedia.org/wiki/Advanced_Encryption_Standard Advanced Encryption Standard}. + * @author Artem S Vybornov + * @license MIT + */ +var AES_asm = exports.AES_asm = function () { + "use strict"; + + /** + * Galois Field stuff init flag + */ + + var ginit_done = false; + + /** + * Galois Field exponentiation and logarithm tables for 3 (the generator) + */ + var gexp3, glog3; + + /** + * Init Galois Field tables + */ + function ginit() { + gexp3 = [], glog3 = []; + + var a = 1, + c, + d; + for (c = 0; c < 255; c++) { + gexp3[c] = a; + + // Multiply by three + d = a & 0x80, a <<= 1, a &= 255; + if (d === 0x80) a ^= 0x1b; + a ^= gexp3[c]; + + // Set the log table value + glog3[gexp3[c]] = c; + } + gexp3[255] = gexp3[0]; + glog3[0] = 0; + + ginit_done = true; + } + + /** + * Galois Field multiplication + * @param {number} a + * @param {number} b + * @return {number} + */ + function gmul(a, b) { + var c = gexp3[(glog3[a] + glog3[b]) % 255]; + if (a === 0 || b === 0) c = 0; + return c; + } + + /** + * Galois Field reciprocal + * @param {number} a + * @return {number} + */ + function ginv(a) { + var i = gexp3[255 - glog3[a]]; + if (a === 0) i = 0; + return i; + } + + /** + * AES stuff init flag + */ + var aes_init_done = false; + + /** + * Encryption, Decryption, S-Box and KeyTransform tables + * + * @type {number[]} + */ + var aes_sbox; + + /** + * @type {number[]} + */ + var aes_sinv; + + /** + * @type {number[][]} + */ + var aes_enc; + + /** + * @type {number[][]} + */ + var aes_dec; + + /** + * Init AES tables + */ + function aes_init() { + if (!ginit_done) ginit(); + + // Calculates AES S-Box value + function _s(a) { + var c, s, x; + s = x = ginv(a); + for (c = 0; c < 4; c++) { + s = (s << 1 | s >>> 7) & 255; + x ^= s; + } + x ^= 99; + return x; + } + + // Tables + aes_sbox = [], aes_sinv = [], aes_enc = [[], [], [], []], aes_dec = [[], [], [], []]; + + for (var i = 0; i < 256; i++) { + var s = _s(i); + + // S-Box and its inverse + aes_sbox[i] = s; + aes_sinv[s] = i; + + // Ecryption and Decryption tables + aes_enc[0][i] = gmul(2, s) << 24 | s << 16 | s << 8 | gmul(3, s); + aes_dec[0][s] = gmul(14, i) << 24 | gmul(9, i) << 16 | gmul(13, i) << 8 | gmul(11, i); + // Rotate tables + for (var t = 1; t < 4; t++) { + aes_enc[t][i] = aes_enc[t - 1][i] >>> 8 | aes_enc[t - 1][i] << 24; + aes_dec[t][s] = aes_dec[t - 1][s] >>> 8 | aes_dec[t - 1][s] << 24; + } + } + + aes_init_done = true; + } + + /** + * Asm.js module constructor. + * + *

+ * Heap buffer layout by offset: + * 

+   * 0x0000   encryption key schedule
+   * 0x0400   decryption key schedule
+   * 0x0800   sbox
+   * 0x0c00   inv sbox
+   * 0x1000   encryption tables
+   * 0x2000   decryption tables
+   * 0x3000   reserved (future GCM multiplication lookup table)
+   * 0x4000   data
+   *
+ * Don't touch anything before 0x400. + *

+ * + * @alias AES_asm + * @class + * @param foreign - ignored + * @param buffer - heap buffer to link with + */ + var wrapper = function wrapper(foreign, buffer) { + // Init AES stuff for the first time + if (!aes_init_done) aes_init(); + + // Fill up AES tables + var heap = new Uint32Array(buffer); + heap.set(aes_sbox, 0x0800 >> 2); + heap.set(aes_sinv, 0x0c00 >> 2); + for (var i = 0; i < 4; i++) { + heap.set(aes_enc[i], 0x1000 + 0x400 * i >> 2); + heap.set(aes_dec[i], 0x2000 + 0x400 * i >> 2); + } + + /** + * Calculate AES key schedules. + * @instance + * @memberof AES_asm + * @param {number} ks - key size, 4/6/8 (for 128/192/256-bit key correspondingly) + * @param {number} k0 - key vector components + * @param {number} k1 - key vector components + * @param {number} k2 - key vector components + * @param {number} k3 - key vector components + * @param {number} k4 - key vector components + * @param {number} k5 - key vector components + * @param {number} k6 - key vector components + * @param {number} k7 - key vector components + */ + function set_key(ks, k0, k1, k2, k3, k4, k5, k6, k7) { + var ekeys = heap.subarray(0x000, 60), + dkeys = heap.subarray(0x100, 0x100 + 60); + + // Encryption key schedule + ekeys.set([k0, k1, k2, k3, k4, k5, k6, k7]); + for (var i = ks, rcon = 1; i < 4 * ks + 28; i++) { + var k = ekeys[i - 1]; + if (i % ks === 0 || ks === 8 && i % ks === 4) { + k = aes_sbox[k >>> 24] << 24 ^ aes_sbox[k >>> 16 & 255] << 16 ^ aes_sbox[k >>> 8 & 255] << 8 ^ aes_sbox[k & 255]; + } + if (i % ks === 0) { + k = k << 8 ^ k >>> 24 ^ rcon << 24; + rcon = rcon << 1 ^ (rcon & 0x80 ? 0x1b : 0); + } + ekeys[i] = ekeys[i - ks] ^ k; + } + + // Decryption key schedule + for (var j = 0; j < i; j += 4) { + for (var jj = 0; jj < 4; jj++) { + var k = ekeys[i - (4 + j) + (4 - jj) % 4]; + if (j < 4 || j >= i - 4) { + dkeys[j + jj] = k; + } else { + dkeys[j + jj] = aes_dec[0][aes_sbox[k >>> 24]] ^ aes_dec[1][aes_sbox[k >>> 16 & 255]] ^ aes_dec[2][aes_sbox[k >>> 8 & 255]] ^ aes_dec[3][aes_sbox[k & 255]]; + } + } + } + + // Set rounds number + asm.set_rounds(ks + 5); + } + + // create library object with necessary properties + var stdlib = { Uint8Array: Uint8Array, Uint32Array: Uint32Array }; + + var asm = function (stdlib, foreign, buffer) { + "use asm"; + + var S0 = 0, + S1 = 0, + S2 = 0, + S3 = 0, + I0 = 0, + I1 = 0, + I2 = 0, + I3 = 0, + N0 = 0, + N1 = 0, + N2 = 0, + N3 = 0, + M0 = 0, + M1 = 0, + M2 = 0, + M3 = 0, + H0 = 0, + H1 = 0, + H2 = 0, + H3 = 0, + R = 0; + + var HEAP = new stdlib.Uint32Array(buffer), + DATA = new stdlib.Uint8Array(buffer); + + /** + * AES core + * @param {number} k - precomputed key schedule offset + * @param {number} s - precomputed sbox table offset + * @param {number} t - precomputed round table offset + * @param {number} r - number of inner rounds to perform + * @param {number} x0 - 128-bit input block vector + * @param {number} x1 - 128-bit input block vector + * @param {number} x2 - 128-bit input block vector + * @param {number} x3 - 128-bit input block vector + */ + function _core(k, s, t, r, x0, x1, x2, x3) { + k = k | 0; + s = s | 0; + t = t | 0; + r = r | 0; + x0 = x0 | 0; + x1 = x1 | 0; + x2 = x2 | 0; + x3 = x3 | 0; + + var t1 = 0, + t2 = 0, + t3 = 0, + y0 = 0, + y1 = 0, + y2 = 0, + y3 = 0, + i = 0; + + t1 = t | 0x400, t2 = t | 0x800, t3 = t | 0xc00; + + // round 0 + x0 = x0 ^ HEAP[(k | 0) >> 2], x1 = x1 ^ HEAP[(k | 4) >> 2], x2 = x2 ^ HEAP[(k | 8) >> 2], x3 = x3 ^ HEAP[(k | 12) >> 2]; + + // round 1..r + for (i = 16; (i | 0) <= r << 4; i = i + 16 | 0) { + y0 = HEAP[(t | x0 >> 22 & 1020) >> 2] ^ HEAP[(t1 | x1 >> 14 & 1020) >> 2] ^ HEAP[(t2 | x2 >> 6 & 1020) >> 2] ^ HEAP[(t3 | x3 << 2 & 1020) >> 2] ^ HEAP[(k | i | 0) >> 2], y1 = HEAP[(t | x1 >> 22 & 1020) >> 2] ^ HEAP[(t1 | x2 >> 14 & 1020) >> 2] ^ HEAP[(t2 | x3 >> 6 & 1020) >> 2] ^ HEAP[(t3 | x0 << 2 & 1020) >> 2] ^ HEAP[(k | i | 4) >> 2], y2 = HEAP[(t | x2 >> 22 & 1020) >> 2] ^ HEAP[(t1 | x3 >> 14 & 1020) >> 2] ^ HEAP[(t2 | x0 >> 6 & 1020) >> 2] ^ HEAP[(t3 | x1 << 2 & 1020) >> 2] ^ HEAP[(k | i | 8) >> 2], y3 = HEAP[(t | x3 >> 22 & 1020) >> 2] ^ HEAP[(t1 | x0 >> 14 & 1020) >> 2] ^ HEAP[(t2 | x1 >> 6 & 1020) >> 2] ^ HEAP[(t3 | x2 << 2 & 1020) >> 2] ^ HEAP[(k | i | 12) >> 2]; + x0 = y0, x1 = y1, x2 = y2, x3 = y3; + } + + // final round + S0 = HEAP[(s | x0 >> 22 & 1020) >> 2] << 24 ^ HEAP[(s | x1 >> 14 & 1020) >> 2] << 16 ^ HEAP[(s | x2 >> 6 & 1020) >> 2] << 8 ^ HEAP[(s | x3 << 2 & 1020) >> 2] ^ HEAP[(k | i | 0) >> 2], S1 = HEAP[(s | x1 >> 22 & 1020) >> 2] << 24 ^ HEAP[(s | x2 >> 14 & 1020) >> 2] << 16 ^ HEAP[(s | x3 >> 6 & 1020) >> 2] << 8 ^ HEAP[(s | x0 << 2 & 1020) >> 2] ^ HEAP[(k | i | 4) >> 2], S2 = HEAP[(s | x2 >> 22 & 1020) >> 2] << 24 ^ HEAP[(s | x3 >> 14 & 1020) >> 2] << 16 ^ HEAP[(s | x0 >> 6 & 1020) >> 2] << 8 ^ HEAP[(s | x1 << 2 & 1020) >> 2] ^ HEAP[(k | i | 8) >> 2], S3 = HEAP[(s | x3 >> 22 & 1020) >> 2] << 24 ^ HEAP[(s | x0 >> 14 & 1020) >> 2] << 16 ^ HEAP[(s | x1 >> 6 & 1020) >> 2] << 8 ^ HEAP[(s | x2 << 2 & 1020) >> 2] ^ HEAP[(k | i | 12) >> 2]; + } + + /** + * ECB mode encryption + * @param {number} x0 - 128-bit input block vector + * @param {number} x1 - 128-bit input block vector + * @param {number} x2 - 128-bit input block vector + * @param {number} x3 - 128-bit input block vector + */ + function _ecb_enc(x0, x1, x2, x3) { + x0 = x0 | 0; + x1 = x1 | 0; + x2 = x2 | 0; + x3 = x3 | 0; + + _core(0x0000, 0x0800, 0x1000, R, x0, x1, x2, x3); + } + + /** + * ECB mode decryption + * @param {number} x0 - 128-bit input block vector + * @param {number} x1 - 128-bit input block vector + * @param {number} x2 - 128-bit input block vector + * @param {number} x3 - 128-bit input block vector + */ + function _ecb_dec(x0, x1, x2, x3) { + x0 = x0 | 0; + x1 = x1 | 0; + x2 = x2 | 0; + x3 = x3 | 0; + + var t = 0; + + _core(0x0400, 0x0c00, 0x2000, R, x0, x3, x2, x1); + + t = S1, S1 = S3, S3 = t; + } + + /** + * CBC mode encryption + * @param {number} x0 - 128-bit input block vector + * @param {number} x1 - 128-bit input block vector + * @param {number} x2 - 128-bit input block vector + * @param {number} x3 - 128-bit input block vector + */ + function _cbc_enc(x0, x1, x2, x3) { + x0 = x0 | 0; + x1 = x1 | 0; + x2 = x2 | 0; + x3 = x3 | 0; + + _core(0x0000, 0x0800, 0x1000, R, I0 ^ x0, I1 ^ x1, I2 ^ x2, I3 ^ x3); + + I0 = S0, I1 = S1, I2 = S2, I3 = S3; + } + + /** + * CBC mode decryption + * @param {number} x0 - 128-bit input block vector + * @param {number} x1 - 128-bit input block vector + * @param {number} x2 - 128-bit input block vector + * @param {number} x3 - 128-bit input block vector + */ + function _cbc_dec(x0, x1, x2, x3) { + x0 = x0 | 0; + x1 = x1 | 0; + x2 = x2 | 0; + x3 = x3 | 0; + + var t = 0; + + _core(0x0400, 0x0c00, 0x2000, R, x0, x3, x2, x1); + + t = S1, S1 = S3, S3 = t; + + S0 = S0 ^ I0, S1 = S1 ^ I1, S2 = S2 ^ I2, S3 = S3 ^ I3; + + I0 = x0, I1 = x1, I2 = x2, I3 = x3; + } + + /** + * CFB mode encryption + * @param {number} x0 - 128-bit input block vector + * @param {number} x1 - 128-bit input block vector + * @param {number} x2 - 128-bit input block vector + * @param {number} x3 - 128-bit input block vector + */ + function _cfb_enc(x0, x1, x2, x3) { + x0 = x0 | 0; + x1 = x1 | 0; + x2 = x2 | 0; + x3 = x3 | 0; + + _core(0x0000, 0x0800, 0x1000, R, I0, I1, I2, I3); + + I0 = S0 = S0 ^ x0, I1 = S1 = S1 ^ x1, I2 = S2 = S2 ^ x2, I3 = S3 = S3 ^ x3; + } + + /** + * CFB mode decryption + * @param {number} x0 - 128-bit input block vector + * @param {number} x1 - 128-bit input block vector + * @param {number} x2 - 128-bit input block vector + * @param {number} x3 - 128-bit input block vector + */ + function _cfb_dec(x0, x1, x2, x3) { + x0 = x0 | 0; + x1 = x1 | 0; + x2 = x2 | 0; + x3 = x3 | 0; + + _core(0x0000, 0x0800, 0x1000, R, I0, I1, I2, I3); + + S0 = S0 ^ x0, S1 = S1 ^ x1, S2 = S2 ^ x2, S3 = S3 ^ x3; + + I0 = x0, I1 = x1, I2 = x2, I3 = x3; + } + + /** + * OFB mode encryption / decryption + * @param {number} x0 - 128-bit input block vector + * @param {number} x1 - 128-bit input block vector + * @param {number} x2 - 128-bit input block vector + * @param {number} x3 - 128-bit input block vector + */ + function _ofb(x0, x1, x2, x3) { + x0 = x0 | 0; + x1 = x1 | 0; + x2 = x2 | 0; + x3 = x3 | 0; + + _core(0x0000, 0x0800, 0x1000, R, I0, I1, I2, I3); + + I0 = S0, I1 = S1, I2 = S2, I3 = S3; + + S0 = S0 ^ x0, S1 = S1 ^ x1, S2 = S2 ^ x2, S3 = S3 ^ x3; + } + + /** + * CTR mode encryption / decryption + * @param {number} x0 - 128-bit input block vector + * @param {number} x1 - 128-bit input block vector + * @param {number} x2 - 128-bit input block vector + * @param {number} x3 - 128-bit input block vector + */ + function _ctr(x0, x1, x2, x3) { + x0 = x0 | 0; + x1 = x1 | 0; + x2 = x2 | 0; + x3 = x3 | 0; + + _core(0x0000, 0x0800, 0x1000, R, N0, N1, N2, N3); + + N3 = ~M3 & N3 | M3 & N3 + 1; + N2 = ~M2 & N2 | M2 & N2 + ((N3 | 0) == 0); + N1 = ~M1 & N1 | M1 & N1 + ((N2 | 0) == 0); + N0 = ~M0 & N0 | M0 & N0 + ((N1 | 0) == 0); + + S0 = S0 ^ x0; + S1 = S1 ^ x1; + S2 = S2 ^ x2; + S3 = S3 ^ x3; + } + + /** + * GCM mode MAC calculation + * @param {number} x0 - 128-bit input block vector + * @param {number} x1 - 128-bit input block vector + * @param {number} x2 - 128-bit input block vector + * @param {number} x3 - 128-bit input block vector + */ + function _gcm_mac(x0, x1, x2, x3) { + x0 = x0 | 0; + x1 = x1 | 0; + x2 = x2 | 0; + x3 = x3 | 0; + + var y0 = 0, + y1 = 0, + y2 = 0, + y3 = 0, + z0 = 0, + z1 = 0, + z2 = 0, + z3 = 0, + i = 0, + c = 0; + + x0 = x0 ^ I0, x1 = x1 ^ I1, x2 = x2 ^ I2, x3 = x3 ^ I3; + + y0 = H0 | 0, y1 = H1 | 0, y2 = H2 | 0, y3 = H3 | 0; + + for (; (i | 0) < 128; i = i + 1 | 0) { + if (y0 >>> 31) { + z0 = z0 ^ x0, z1 = z1 ^ x1, z2 = z2 ^ x2, z3 = z3 ^ x3; + } + + y0 = y0 << 1 | y1 >>> 31, y1 = y1 << 1 | y2 >>> 31, y2 = y2 << 1 | y3 >>> 31, y3 = y3 << 1; + + c = x3 & 1; + + x3 = x3 >>> 1 | x2 << 31, x2 = x2 >>> 1 | x1 << 31, x1 = x1 >>> 1 | x0 << 31, x0 = x0 >>> 1; + + if (c) x0 = x0 ^ 0xe1000000; + } + + I0 = z0, I1 = z1, I2 = z2, I3 = z3; + } + + /** + * Set the internal rounds number. + * @instance + * @memberof AES_asm + * @param {number} r - number if inner AES rounds + */ + function set_rounds(r) { + r = r | 0; + R = r; + } + + /** + * Populate the internal state of the module. + * @instance + * @memberof AES_asm + * @param {number} s0 - state vector + * @param {number} s1 - state vector + * @param {number} s2 - state vector + * @param {number} s3 - state vector + */ + function set_state(s0, s1, s2, s3) { + s0 = s0 | 0; + s1 = s1 | 0; + s2 = s2 | 0; + s3 = s3 | 0; + + S0 = s0, S1 = s1, S2 = s2, S3 = s3; + } + + /** + * Populate the internal iv of the module. + * @instance + * @memberof AES_asm + * @param {number} i0 - iv vector + * @param {number} i1 - iv vector + * @param {number} i2 - iv vector + * @param {number} i3 - iv vector + */ + function set_iv(i0, i1, i2, i3) { + i0 = i0 | 0; + i1 = i1 | 0; + i2 = i2 | 0; + i3 = i3 | 0; + + I0 = i0, I1 = i1, I2 = i2, I3 = i3; + } + + /** + * Set nonce for CTR-family modes. + * @instance + * @memberof AES_asm + * @param {number} n0 - nonce vector + * @param {number} n1 - nonce vector + * @param {number} n2 - nonce vector + * @param {number} n3 - nonce vector + */ + function set_nonce(n0, n1, n2, n3) { + n0 = n0 | 0; + n1 = n1 | 0; + n2 = n2 | 0; + n3 = n3 | 0; + + N0 = n0, N1 = n1, N2 = n2, N3 = n3; + } + + /** + * Set counter mask for CTR-family modes. + * @instance + * @memberof AES_asm + * @param {number} m0 - counter mask vector + * @param {number} m1 - counter mask vector + * @param {number} m2 - counter mask vector + * @param {number} m3 - counter mask vector + */ + function set_mask(m0, m1, m2, m3) { + m0 = m0 | 0; + m1 = m1 | 0; + m2 = m2 | 0; + m3 = m3 | 0; + + M0 = m0, M1 = m1, M2 = m2, M3 = m3; + } + + /** + * Set counter for CTR-family modes. + * @instance + * @memberof AES_asm + * @param {number} c0 - counter vector + * @param {number} c1 - counter vector + * @param {number} c2 - counter vector + * @param {number} c3 - counter vector + */ + function set_counter(c0, c1, c2, c3) { + c0 = c0 | 0; + c1 = c1 | 0; + c2 = c2 | 0; + c3 = c3 | 0; + + N3 = ~M3 & N3 | M3 & c3, N2 = ~M2 & N2 | M2 & c2, N1 = ~M1 & N1 | M1 & c1, N0 = ~M0 & N0 | M0 & c0; + } + + /** + * Store the internal state vector into the heap. + * @instance + * @memberof AES_asm + * @param {number} pos - offset where to put the data + * @return {number} The number of bytes have been written into the heap, always 16. + */ + function get_state(pos) { + pos = pos | 0; + + if (pos & 15) return -1; + + DATA[pos | 0] = S0 >>> 24, DATA[pos | 1] = S0 >>> 16 & 255, DATA[pos | 2] = S0 >>> 8 & 255, DATA[pos | 3] = S0 & 255, DATA[pos | 4] = S1 >>> 24, DATA[pos | 5] = S1 >>> 16 & 255, DATA[pos | 6] = S1 >>> 8 & 255, DATA[pos | 7] = S1 & 255, DATA[pos | 8] = S2 >>> 24, DATA[pos | 9] = S2 >>> 16 & 255, DATA[pos | 10] = S2 >>> 8 & 255, DATA[pos | 11] = S2 & 255, DATA[pos | 12] = S3 >>> 24, DATA[pos | 13] = S3 >>> 16 & 255, DATA[pos | 14] = S3 >>> 8 & 255, DATA[pos | 15] = S3 & 255; + + return 16; + } + + /** + * Store the internal iv vector into the heap. + * @instance + * @memberof AES_asm + * @param {number} pos - offset where to put the data + * @return {number} The number of bytes have been written into the heap, always 16. + */ + function get_iv(pos) { + pos = pos | 0; + + if (pos & 15) return -1; + + DATA[pos | 0] = I0 >>> 24, DATA[pos | 1] = I0 >>> 16 & 255, DATA[pos | 2] = I0 >>> 8 & 255, DATA[pos | 3] = I0 & 255, DATA[pos | 4] = I1 >>> 24, DATA[pos | 5] = I1 >>> 16 & 255, DATA[pos | 6] = I1 >>> 8 & 255, DATA[pos | 7] = I1 & 255, DATA[pos | 8] = I2 >>> 24, DATA[pos | 9] = I2 >>> 16 & 255, DATA[pos | 10] = I2 >>> 8 & 255, DATA[pos | 11] = I2 & 255, DATA[pos | 12] = I3 >>> 24, DATA[pos | 13] = I3 >>> 16 & 255, DATA[pos | 14] = I3 >>> 8 & 255, DATA[pos | 15] = I3 & 255; + + return 16; + } + + /** + * GCM initialization. + * @instance + * @memberof AES_asm + */ + function gcm_init() { + _ecb_enc(0, 0, 0, 0); + H0 = S0, H1 = S1, H2 = S2, H3 = S3; + } + + /** + * Perform ciphering operation on the supplied data. + * @instance + * @memberof AES_asm + * @param {number} mode - block cipher mode (see {@link AES_asm} mode constants) + * @param {number} pos - offset of the data being processed + * @param {number} len - length of the data being processed + * @return {number} Actual amount of data have been processed. + */ + function cipher(mode, pos, len) { + mode = mode | 0; + pos = pos | 0; + len = len | 0; + + var ret = 0; + + if (pos & 15) return -1; + + while ((len | 0) >= 16) { + _cipher_modes[mode & 7](DATA[pos | 0] << 24 | DATA[pos | 1] << 16 | DATA[pos | 2] << 8 | DATA[pos | 3], DATA[pos | 4] << 24 | DATA[pos | 5] << 16 | DATA[pos | 6] << 8 | DATA[pos | 7], DATA[pos | 8] << 24 | DATA[pos | 9] << 16 | DATA[pos | 10] << 8 | DATA[pos | 11], DATA[pos | 12] << 24 | DATA[pos | 13] << 16 | DATA[pos | 14] << 8 | DATA[pos | 15]); + + DATA[pos | 0] = S0 >>> 24, DATA[pos | 1] = S0 >>> 16 & 255, DATA[pos | 2] = S0 >>> 8 & 255, DATA[pos | 3] = S0 & 255, DATA[pos | 4] = S1 >>> 24, DATA[pos | 5] = S1 >>> 16 & 255, DATA[pos | 6] = S1 >>> 8 & 255, DATA[pos | 7] = S1 & 255, DATA[pos | 8] = S2 >>> 24, DATA[pos | 9] = S2 >>> 16 & 255, DATA[pos | 10] = S2 >>> 8 & 255, DATA[pos | 11] = S2 & 255, DATA[pos | 12] = S3 >>> 24, DATA[pos | 13] = S3 >>> 16 & 255, DATA[pos | 14] = S3 >>> 8 & 255, DATA[pos | 15] = S3 & 255; + + ret = ret + 16 | 0, pos = pos + 16 | 0, len = len - 16 | 0; + } + + return ret | 0; + } + + /** + * Calculates MAC of the supplied data. + * @instance + * @memberof AES_asm + * @param {number} mode - block cipher mode (see {@link AES_asm} mode constants) + * @param {number} pos - offset of the data being processed + * @param {number} len - length of the data being processed + * @return {number} Actual amount of data have been processed. + */ + function mac(mode, pos, len) { + mode = mode | 0; + pos = pos | 0; + len = len | 0; + + var ret = 0; + + if (pos & 15) return -1; + + while ((len | 0) >= 16) { + _mac_modes[mode & 1](DATA[pos | 0] << 24 | DATA[pos | 1] << 16 | DATA[pos | 2] << 8 | DATA[pos | 3], DATA[pos | 4] << 24 | DATA[pos | 5] << 16 | DATA[pos | 6] << 8 | DATA[pos | 7], DATA[pos | 8] << 24 | DATA[pos | 9] << 16 | DATA[pos | 10] << 8 | DATA[pos | 11], DATA[pos | 12] << 24 | DATA[pos | 13] << 16 | DATA[pos | 14] << 8 | DATA[pos | 15]); + + ret = ret + 16 | 0, pos = pos + 16 | 0, len = len - 16 | 0; + } + + return ret | 0; + } + + /** + * AES cipher modes table (virual methods) + */ + var _cipher_modes = [_ecb_enc, _ecb_dec, _cbc_enc, _cbc_dec, _cfb_enc, _cfb_dec, _ofb, _ctr]; + + /** + * AES MAC modes table (virual methods) + */ + var _mac_modes = [_cbc_enc, _gcm_mac]; + + /** + * Asm.js module exports + */ + return { + set_rounds: set_rounds, + set_state: set_state, + set_iv: set_iv, + set_nonce: set_nonce, + set_mask: set_mask, + set_counter: set_counter, + get_state: get_state, + get_iv: get_iv, + gcm_init: gcm_init, + cipher: cipher, + mac: mac + }; + }(stdlib, foreign, buffer); + + asm.set_key = set_key; + + return asm; + }; + + /** + * AES enciphering mode constants + * @enum {number} + * @const + */ + wrapper.ENC = { + ECB: 0, + CBC: 2, + CFB: 4, + OFB: 6, + CTR: 7 + }, + + /** + * AES deciphering mode constants + * @enum {number} + * @const + */ + wrapper.DEC = { + ECB: 1, + CBC: 3, + CFB: 5, + OFB: 6, + CTR: 7 + }, + + /** + * AES MAC mode constants + * @enum {number} + * @const + */ + wrapper.MAC = { + CBC: 0, + GCM: 1 + }; + + /** + * Heap data offset + * @type {number} + * @const + */ + wrapper.HEAP_DATA = 0x4000; + + return wrapper; +}(); + +},{}],3:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.AES = undefined; + +var _aes = require('./aes.asm'); + +var _utils = require('../other/utils'); + +var _errors = require('../other/errors'); + +var heap_pool = []; +var asm_pool = []; +var AES = /** @class */function () { + function AES(key, iv, padding, mode) { + if (padding === void 0) { + padding = true; + } + this.pos = 0; + this.len = 0; + this.mode = mode; + // The AES object state + this.pos = 0; + this.len = 0; + this.key = key; + this.iv = iv; + this.padding = padding; + // The AES "worker" + this.acquire_asm(); + } + AES.prototype.acquire_asm = function () { + if (this.heap === undefined && this.asm === undefined) { + this.heap = heap_pool.pop() || (0, _utils._heap_init)().subarray(_aes.AES_asm.HEAP_DATA); + this.asm = asm_pool.pop() || (0, _aes.AES_asm)(null, this.heap.buffer); + this.reset(this.key, this.iv); + } + }; + AES.prototype.release_asm = function () { + heap_pool.push(this.heap); + ; + asm_pool.push(this.asm); + this.heap = undefined; + this.asm = undefined; + }; + AES.prototype.reset = function (key, iv) { + // Key + var keylen = key.length; + if (keylen !== 16 && keylen !== 24 && keylen !== 32) throw new _errors.IllegalArgumentError('illegal key size'); + var keyview = new DataView(key.buffer, key.byteOffset, key.byteLength); + this.asm.set_key(keylen >> 2, keyview.getUint32(0), keyview.getUint32(4), keyview.getUint32(8), keyview.getUint32(12), keylen > 16 ? keyview.getUint32(16) : 0, keylen > 16 ? keyview.getUint32(20) : 0, keylen > 24 ? keyview.getUint32(24) : 0, keylen > 24 ? keyview.getUint32(28) : 0); + // IV + if (iv !== undefined) { + if (iv.length !== 16) throw new _errors.IllegalArgumentError('illegal iv size'); + var ivview = new DataView(iv.buffer, iv.byteOffset, iv.byteLength); + this.asm.set_iv(ivview.getUint32(0), ivview.getUint32(4), ivview.getUint32(8), ivview.getUint32(12)); + } else { + this.asm.set_iv(0, 0, 0, 0); + } + }; + AES.prototype.AES_Encrypt_process = function (data) { + if (!(0, _utils.is_bytes)(data)) throw new TypeError("data isn't of expected type"); + this.acquire_asm(); + var asm = this.asm; + var heap = this.heap; + var amode = _aes.AES_asm.ENC[this.mode]; + var hpos = _aes.AES_asm.HEAP_DATA; + var pos = this.pos; + var len = this.len; + var dpos = 0; + var dlen = data.length || 0; + var rpos = 0; + var rlen = len + dlen & -16; + var wlen = 0; + var result = new Uint8Array(rlen); + while (dlen > 0) { + wlen = (0, _utils._heap_write)(heap, pos + len, data, dpos, dlen); + len += wlen; + dpos += wlen; + dlen -= wlen; + wlen = asm.cipher(amode, hpos + pos, len); + if (wlen) result.set(heap.subarray(pos, pos + wlen), rpos); + rpos += wlen; + if (wlen < len) { + pos += wlen; + len -= wlen; + } else { + pos = 0; + len = 0; + } + } + this.pos = pos; + this.len = len; + return result; + }; + AES.prototype.AES_Encrypt_finish = function () { + this.acquire_asm(); + var asm = this.asm; + var heap = this.heap; + var amode = _aes.AES_asm.ENC[this.mode]; + var hpos = _aes.AES_asm.HEAP_DATA; + var pos = this.pos; + var len = this.len; + var plen = 16 - len % 16; + var rlen = len; + if (this.hasOwnProperty('padding')) { + if (this.padding) { + for (var p = 0; p < plen; ++p) { + heap[pos + len + p] = plen; + } + len += plen; + rlen = len; + } else if (len % 16) { + throw new _errors.IllegalArgumentError('data length must be a multiple of the block size'); + } + } else { + len += plen; + } + var result = new Uint8Array(rlen); + if (len) asm.cipher(amode, hpos + pos, len); + if (rlen) result.set(heap.subarray(pos, pos + rlen)); + this.pos = 0; + this.len = 0; + this.release_asm(); + return result; + }; + AES.prototype.AES_Decrypt_process = function (data) { + if (!(0, _utils.is_bytes)(data)) throw new TypeError("data isn't of expected type"); + this.acquire_asm(); + var asm = this.asm; + var heap = this.heap; + var amode = _aes.AES_asm.DEC[this.mode]; + var hpos = _aes.AES_asm.HEAP_DATA; + var pos = this.pos; + var len = this.len; + var dpos = 0; + var dlen = data.length || 0; + var rpos = 0; + var rlen = len + dlen & -16; + var plen = 0; + var wlen = 0; + if (this.padding) { + plen = len + dlen - rlen || 16; + rlen -= plen; + } + var result = new Uint8Array(rlen); + while (dlen > 0) { + wlen = (0, _utils._heap_write)(heap, pos + len, data, dpos, dlen); + len += wlen; + dpos += wlen; + dlen -= wlen; + wlen = asm.cipher(amode, hpos + pos, len - (!dlen ? plen : 0)); + if (wlen) result.set(heap.subarray(pos, pos + wlen), rpos); + rpos += wlen; + if (wlen < len) { + pos += wlen; + len -= wlen; + } else { + pos = 0; + len = 0; + } + } + this.pos = pos; + this.len = len; + return result; + }; + AES.prototype.AES_Decrypt_finish = function () { + this.acquire_asm(); + var asm = this.asm; + var heap = this.heap; + var amode = _aes.AES_asm.DEC[this.mode]; + var hpos = _aes.AES_asm.HEAP_DATA; + var pos = this.pos; + var len = this.len; + var rlen = len; + if (len > 0) { + if (len % 16) { + if (this.hasOwnProperty('padding')) { + throw new _errors.IllegalArgumentError('data length must be a multiple of the block size'); + } else { + len += 16 - len % 16; + } + } + asm.cipher(amode, hpos + pos, len); + if (this.hasOwnProperty('padding') && this.padding) { + var pad = heap[pos + rlen - 1]; + if (pad < 1 || pad > 16 || pad > rlen) throw new _errors.SecurityError('bad padding'); + var pcheck = 0; + for (var i = pad; i > 1; i--) pcheck |= pad ^ heap[pos + rlen - i]; + if (pcheck) throw new _errors.SecurityError('bad padding'); + rlen -= pad; + } + } + var result = new Uint8Array(rlen); + if (rlen > 0) { + result.set(heap.subarray(pos, pos + rlen)); + } + this.pos = 0; + this.len = 0; + this.release_asm(); + return result; + }; + return AES; +}(); +exports.AES = AES; + +},{"../other/errors":14,"../other/utils":15,"./aes.asm":2}],4:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.AES_CBC = undefined; + +var _aes = require('./aes'); + +var _utils = require('../other/utils'); + +var __extends = undefined && undefined.__extends || function () { + var extendStatics = Object.setPrototypeOf || { __proto__: [] } instanceof Array && function (d, b) { + d.__proto__ = b; + } || function (d, b) { + for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; + }; + return function (d, b) { + extendStatics(d, b); + function __() { + this.constructor = d; + } + d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __()); + }; +}(); + +var AES_CBC = /** @class */function (_super) { + __extends(AES_CBC, _super); + function AES_CBC(key, iv, padding) { + if (padding === void 0) { + padding = true; + } + return _super.call(this, key, iv, padding, 'CBC') || this; + } + AES_CBC.encrypt = function (data, key, padding, iv) { + if (padding === void 0) { + padding = true; + } + return new AES_CBC(key, iv, padding).encrypt(data); + }; + AES_CBC.decrypt = function (data, key, padding, iv) { + if (padding === void 0) { + padding = true; + } + return new AES_CBC(key, iv, padding).decrypt(data); + }; + AES_CBC.prototype.encrypt = function (data) { + var r1 = this.AES_Encrypt_process(data); + var r2 = this.AES_Encrypt_finish(); + return (0, _utils.joinBytes)(r1, r2); + }; + AES_CBC.prototype.decrypt = function (data) { + var r1 = this.AES_Decrypt_process(data); + var r2 = this.AES_Decrypt_finish(); + return (0, _utils.joinBytes)(r1, r2); + }; + return AES_CBC; +}(_aes.AES); +exports.AES_CBC = AES_CBC; + +},{"../other/utils":15,"./aes":3}],5:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.AES_CFB = undefined; + +var _aes = require('./aes'); + +var _utils = require('../other/utils'); + +var __extends = undefined && undefined.__extends || function () { + var extendStatics = Object.setPrototypeOf || { __proto__: [] } instanceof Array && function (d, b) { + d.__proto__ = b; + } || function (d, b) { + for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; + }; + return function (d, b) { + extendStatics(d, b); + function __() { + this.constructor = d; + } + d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __()); + }; +}(); + +var AES_CFB = /** @class */function (_super) { + __extends(AES_CFB, _super); + function AES_CFB(key, iv) { + var _this = _super.call(this, key, iv, true, 'CFB') || this; + delete _this.padding; + return _this; + } + AES_CFB.encrypt = function (data, key, iv) { + return new AES_CFB(key, iv).encrypt(data); + }; + AES_CFB.decrypt = function (data, key, iv) { + return new AES_CFB(key, iv).decrypt(data); + }; + AES_CFB.prototype.encrypt = function (data) { + var r1 = this.AES_Encrypt_process(data); + var r2 = this.AES_Encrypt_finish(); + return (0, _utils.joinBytes)(r1, r2); + }; + AES_CFB.prototype.decrypt = function (data) { + var r1 = this.AES_Decrypt_process(data); + var r2 = this.AES_Decrypt_finish(); + return (0, _utils.joinBytes)(r1, r2); + }; + return AES_CFB; +}(_aes.AES); +exports.AES_CFB = AES_CFB; + +},{"../other/utils":15,"./aes":3}],6:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.AES_CTR = undefined; + +var _aes = require('./aes'); + +var _errors = require('../other/errors'); + +var _utils = require('../other/utils'); + +var __extends = undefined && undefined.__extends || function () { + var extendStatics = Object.setPrototypeOf || { __proto__: [] } instanceof Array && function (d, b) { + d.__proto__ = b; + } || function (d, b) { + for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; + }; + return function (d, b) { + extendStatics(d, b); + function __() { + this.constructor = d; + } + d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __()); + }; +}(); + +var AES_CTR = /** @class */function (_super) { + __extends(AES_CTR, _super); + function AES_CTR(key, nonce) { + var _this = _super.call(this, key, undefined, false, 'CTR') || this; + delete _this.padding; + _this.AES_CTR_set_options(nonce); + return _this; + } + AES_CTR.encrypt = function (data, key, nonce) { + return new AES_CTR(key, nonce).encrypt(data); + }; + AES_CTR.decrypt = function (data, key, nonce) { + return new AES_CTR(key, nonce).encrypt(data); + }; + AES_CTR.prototype.encrypt = function (data) { + var r1 = this.AES_Encrypt_process(data); + var r2 = this.AES_Encrypt_finish(); + return (0, _utils.joinBytes)(r1, r2); + }; + AES_CTR.prototype.decrypt = function (data) { + var r1 = this.AES_Encrypt_process(data); + var r2 = this.AES_Encrypt_finish(); + return (0, _utils.joinBytes)(r1, r2); + }; + AES_CTR.prototype.AES_CTR_set_options = function (nonce, counter, size) { + if (size !== undefined) { + if (size < 8 || size > 48) throw new _errors.IllegalArgumentError('illegal counter size'); + var mask = Math.pow(2, size) - 1; + this.asm.set_mask(0, 0, mask / 0x100000000 | 0, mask | 0); + } else { + size = 48; + this.asm.set_mask(0, 0, 0xffff, 0xffffffff); + } + if (nonce !== undefined) { + var len = nonce.length; + if (!len || len > 16) throw new _errors.IllegalArgumentError('illegal nonce size'); + var view = new DataView(new ArrayBuffer(16)); + new Uint8Array(view.buffer).set(nonce); + this.asm.set_nonce(view.getUint32(0), view.getUint32(4), view.getUint32(8), view.getUint32(12)); + } else { + throw new Error('nonce is required'); + } + if (counter !== undefined) { + if (counter < 0 || counter >= Math.pow(2, size)) throw new _errors.IllegalArgumentError('illegal counter value'); + this.asm.set_counter(0, 0, counter / 0x100000000 | 0, counter | 0); + } + }; + return AES_CTR; +}(_aes.AES); +exports.AES_CTR = AES_CTR; + +},{"../other/errors":14,"../other/utils":15,"./aes":3}],7:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.AES_ECB = undefined; + +var _aes = require('./aes'); + +var _utils = require('../other/utils'); + +var __extends = undefined && undefined.__extends || function () { + var extendStatics = Object.setPrototypeOf || { __proto__: [] } instanceof Array && function (d, b) { + d.__proto__ = b; + } || function (d, b) { + for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; + }; + return function (d, b) { + extendStatics(d, b); + function __() { + this.constructor = d; + } + d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __()); + }; +}(); + +var AES_ECB = /** @class */function (_super) { + __extends(AES_ECB, _super); + function AES_ECB(key, padding) { + if (padding === void 0) { + padding = false; + } + return _super.call(this, key, undefined, padding, 'ECB') || this; + } + AES_ECB.encrypt = function (data, key, padding) { + if (padding === void 0) { + padding = false; + } + return new AES_ECB(key, padding).encrypt(data); + }; + AES_ECB.decrypt = function (data, key, padding) { + if (padding === void 0) { + padding = false; + } + return new AES_ECB(key, padding).decrypt(data); + }; + AES_ECB.prototype.encrypt = function (data) { + var r1 = this.AES_Encrypt_process(data); + var r2 = this.AES_Encrypt_finish(); + return (0, _utils.joinBytes)(r1, r2); + }; + AES_ECB.prototype.decrypt = function (data) { + var r1 = this.AES_Decrypt_process(data); + var r2 = this.AES_Decrypt_finish(); + return (0, _utils.joinBytes)(r1, r2); + }; + return AES_ECB; +}(_aes.AES); +exports.AES_ECB = AES_ECB; + +},{"../other/utils":15,"./aes":3}],8:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.AES_GCM = undefined; + +var _errors = require('../other/errors'); + +var _utils = require('../other/utils'); + +var _aes = require('./aes'); + +var _aes2 = require('./aes.asm'); + +var __extends = undefined && undefined.__extends || function () { + var extendStatics = Object.setPrototypeOf || { __proto__: [] } instanceof Array && function (d, b) { + d.__proto__ = b; + } || function (d, b) { + for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; + }; + return function (d, b) { + extendStatics(d, b); + function __() { + this.constructor = d; + } + d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __()); + }; +}(); + +var _AES_GCM_data_maxLength = 68719476704; // 2^36 - 2^5 +var AES_GCM = /** @class */function (_super) { + __extends(AES_GCM, _super); + function AES_GCM(key, nonce, adata, tagSize) { + if (tagSize === void 0) { + tagSize = 16; + } + var _this = _super.call(this, key, undefined, false, 'CTR') || this; + _this.tagSize = tagSize; + _this.gamma0 = 0; + _this.counter = 1; + // Init GCM + _this.asm.gcm_init(); + // Tag size + if (_this.tagSize < 4 || _this.tagSize > 16) throw new _errors.IllegalArgumentError('illegal tagSize value'); + // Nonce + var noncelen = nonce.length || 0; + var noncebuf = new Uint8Array(16); + if (noncelen !== 12) { + _this._gcm_mac_process(nonce); + _this.heap[0] = 0; + _this.heap[1] = 0; + _this.heap[2] = 0; + _this.heap[3] = 0; + _this.heap[4] = 0; + _this.heap[5] = 0; + _this.heap[6] = 0; + _this.heap[7] = 0; + _this.heap[8] = 0; + _this.heap[9] = 0; + _this.heap[10] = 0; + _this.heap[11] = noncelen >>> 29; + _this.heap[12] = noncelen >>> 21 & 255; + _this.heap[13] = noncelen >>> 13 & 255; + _this.heap[14] = noncelen >>> 5 & 255; + _this.heap[15] = noncelen << 3 & 255; + _this.asm.mac(_aes2.AES_asm.MAC.GCM, _aes2.AES_asm.HEAP_DATA, 16); + _this.asm.get_iv(_aes2.AES_asm.HEAP_DATA); + _this.asm.set_iv(0, 0, 0, 0); + noncebuf.set(_this.heap.subarray(0, 16)); + } else { + noncebuf.set(nonce); + noncebuf[15] = 1; + } + var nonceview = new DataView(noncebuf.buffer); + _this.gamma0 = nonceview.getUint32(12); + _this.asm.set_nonce(nonceview.getUint32(0), nonceview.getUint32(4), nonceview.getUint32(8), 0); + _this.asm.set_mask(0, 0, 0, 0xffffffff); + // Associated data + if (adata !== undefined) { + if (adata.length > _AES_GCM_data_maxLength) throw new _errors.IllegalArgumentError('illegal adata length'); + if (adata.length) { + _this.adata = adata; + _this._gcm_mac_process(adata); + } else { + _this.adata = undefined; + } + } else { + _this.adata = undefined; + } + // Counter + if (_this.counter < 1 || _this.counter > 0xffffffff) throw new RangeError('counter must be a positive 32-bit integer'); + _this.asm.set_counter(0, 0, 0, _this.gamma0 + _this.counter | 0); + return _this; + } + AES_GCM.encrypt = function (cleartext, key, nonce, adata, tagsize) { + return new AES_GCM(key, nonce, adata, tagsize).encrypt(cleartext); + }; + AES_GCM.decrypt = function (ciphertext, key, nonce, adata, tagsize) { + return new AES_GCM(key, nonce, adata, tagsize).decrypt(ciphertext); + }; + AES_GCM.prototype.encrypt = function (data) { + return this.AES_GCM_encrypt(data); + }; + AES_GCM.prototype.decrypt = function (data) { + return this.AES_GCM_decrypt(data); + }; + AES_GCM.prototype.AES_GCM_Encrypt_process = function (data) { + var dpos = 0; + var dlen = data.length || 0; + var asm = this.asm; + var heap = this.heap; + var counter = this.counter; + var pos = this.pos; + var len = this.len; + var rpos = 0; + var rlen = len + dlen & -16; + var wlen = 0; + if ((counter - 1 << 4) + len + dlen > _AES_GCM_data_maxLength) throw new RangeError('counter overflow'); + var result = new Uint8Array(rlen); + while (dlen > 0) { + wlen = (0, _utils._heap_write)(heap, pos + len, data, dpos, dlen); + len += wlen; + dpos += wlen; + dlen -= wlen; + wlen = asm.cipher(_aes2.AES_asm.ENC.CTR, _aes2.AES_asm.HEAP_DATA + pos, len); + wlen = asm.mac(_aes2.AES_asm.MAC.GCM, _aes2.AES_asm.HEAP_DATA + pos, wlen); + if (wlen) result.set(heap.subarray(pos, pos + wlen), rpos); + counter += wlen >>> 4; + rpos += wlen; + if (wlen < len) { + pos += wlen; + len -= wlen; + } else { + pos = 0; + len = 0; + } + } + this.counter = counter; + this.pos = pos; + this.len = len; + return result; + }; + AES_GCM.prototype.AES_GCM_Encrypt_finish = function () { + var asm = this.asm; + var heap = this.heap; + var counter = this.counter; + var tagSize = this.tagSize; + var adata = this.adata; + var pos = this.pos; + var len = this.len; + var result = new Uint8Array(len + tagSize); + asm.cipher(_aes2.AES_asm.ENC.CTR, _aes2.AES_asm.HEAP_DATA + pos, len + 15 & -16); + if (len) result.set(heap.subarray(pos, pos + len)); + var i = len; + for (; i & 15; i++) heap[pos + i] = 0; + asm.mac(_aes2.AES_asm.MAC.GCM, _aes2.AES_asm.HEAP_DATA + pos, i); + var alen = adata !== undefined ? adata.length : 0; + var clen = (counter - 1 << 4) + len; + heap[0] = 0; + heap[1] = 0; + heap[2] = 0; + heap[3] = alen >>> 29; + heap[4] = alen >>> 21; + heap[5] = alen >>> 13 & 255; + heap[6] = alen >>> 5 & 255; + heap[7] = alen << 3 & 255; + heap[8] = heap[9] = heap[10] = 0; + heap[11] = clen >>> 29; + heap[12] = clen >>> 21 & 255; + heap[13] = clen >>> 13 & 255; + heap[14] = clen >>> 5 & 255; + heap[15] = clen << 3 & 255; + asm.mac(_aes2.AES_asm.MAC.GCM, _aes2.AES_asm.HEAP_DATA, 16); + asm.get_iv(_aes2.AES_asm.HEAP_DATA); + asm.set_counter(0, 0, 0, this.gamma0); + asm.cipher(_aes2.AES_asm.ENC.CTR, _aes2.AES_asm.HEAP_DATA, 16); + result.set(heap.subarray(0, tagSize), len); + this.counter = 1; + this.pos = 0; + this.len = 0; + return result; + }; + AES_GCM.prototype.AES_GCM_Decrypt_process = function (data) { + var dpos = 0; + var dlen = data.length || 0; + var asm = this.asm; + var heap = this.heap; + var counter = this.counter; + var tagSize = this.tagSize; + var pos = this.pos; + var len = this.len; + var rpos = 0; + var rlen = len + dlen > tagSize ? len + dlen - tagSize & -16 : 0; + var tlen = len + dlen - rlen; + var wlen = 0; + if ((counter - 1 << 4) + len + dlen > _AES_GCM_data_maxLength) throw new RangeError('counter overflow'); + var result = new Uint8Array(rlen); + while (dlen > tlen) { + wlen = (0, _utils._heap_write)(heap, pos + len, data, dpos, dlen - tlen); + len += wlen; + dpos += wlen; + dlen -= wlen; + wlen = asm.mac(_aes2.AES_asm.MAC.GCM, _aes2.AES_asm.HEAP_DATA + pos, wlen); + wlen = asm.cipher(_aes2.AES_asm.DEC.CTR, _aes2.AES_asm.HEAP_DATA + pos, wlen); + if (wlen) result.set(heap.subarray(pos, pos + wlen), rpos); + counter += wlen >>> 4; + rpos += wlen; + pos = 0; + len = 0; + } + if (dlen > 0) { + len += (0, _utils._heap_write)(heap, 0, data, dpos, dlen); + } + this.counter = counter; + this.pos = pos; + this.len = len; + return result; + }; + AES_GCM.prototype.AES_GCM_Decrypt_finish = function () { + var asm = this.asm; + var heap = this.heap; + var tagSize = this.tagSize; + var adata = this.adata; + var counter = this.counter; + var pos = this.pos; + var len = this.len; + var rlen = len - tagSize; + if (len < tagSize) throw new _errors.IllegalStateError('authentication tag not found'); + var result = new Uint8Array(rlen); + var atag = new Uint8Array(heap.subarray(pos + rlen, pos + len)); + var i = rlen; + for (; i & 15; i++) heap[pos + i] = 0; + asm.mac(_aes2.AES_asm.MAC.GCM, _aes2.AES_asm.HEAP_DATA + pos, i); + asm.cipher(_aes2.AES_asm.DEC.CTR, _aes2.AES_asm.HEAP_DATA + pos, i); + if (rlen) result.set(heap.subarray(pos, pos + rlen)); + var alen = adata !== undefined ? adata.length : 0; + var clen = (counter - 1 << 4) + len - tagSize; + heap[0] = 0; + heap[1] = 0; + heap[2] = 0; + heap[3] = alen >>> 29; + heap[4] = alen >>> 21; + heap[5] = alen >>> 13 & 255; + heap[6] = alen >>> 5 & 255; + heap[7] = alen << 3 & 255; + heap[8] = heap[9] = heap[10] = 0; + heap[11] = clen >>> 29; + heap[12] = clen >>> 21 & 255; + heap[13] = clen >>> 13 & 255; + heap[14] = clen >>> 5 & 255; + heap[15] = clen << 3 & 255; + asm.mac(_aes2.AES_asm.MAC.GCM, _aes2.AES_asm.HEAP_DATA, 16); + asm.get_iv(_aes2.AES_asm.HEAP_DATA); + asm.set_counter(0, 0, 0, this.gamma0); + asm.cipher(_aes2.AES_asm.ENC.CTR, _aes2.AES_asm.HEAP_DATA, 16); + var acheck = 0; + for (var i_1 = 0; i_1 < tagSize; ++i_1) acheck |= atag[i_1] ^ heap[i_1]; + if (acheck) throw new _errors.SecurityError('data integrity check failed'); + this.counter = 1; + this.pos = 0; + this.len = 0; + return result; + }; + AES_GCM.prototype.AES_GCM_decrypt = function (data) { + var result1 = this.AES_GCM_Decrypt_process(data); + var result2 = this.AES_GCM_Decrypt_finish(); + var result = new Uint8Array(result1.length + result2.length); + if (result1.length) result.set(result1); + if (result2.length) result.set(result2, result1.length); + return result; + }; + AES_GCM.prototype.AES_GCM_encrypt = function (data) { + var result1 = this.AES_GCM_Encrypt_process(data); + var result2 = this.AES_GCM_Encrypt_finish(); + var result = new Uint8Array(result1.length + result2.length); + if (result1.length) result.set(result1); + if (result2.length) result.set(result2, result1.length); + return result; + }; + AES_GCM.prototype._gcm_mac_process = function (data) { + var heap = this.heap; + var asm = this.asm; + var dpos = 0; + var dlen = data.length || 0; + var wlen = 0; + while (dlen > 0) { + wlen = (0, _utils._heap_write)(heap, 0, data, dpos, dlen); + dpos += wlen; + dlen -= wlen; + while (wlen & 15) heap[wlen++] = 0; + asm.mac(_aes2.AES_asm.MAC.GCM, _aes2.AES_asm.HEAP_DATA, wlen); + } + }; + return AES_GCM; +}(_aes.AES); +exports.AES_GCM = AES_GCM; + +},{"../other/errors":14,"../other/utils":15,"./aes":3,"./aes.asm":2}],9:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.Hash = undefined; + +var _utils = require('../other/utils'); + +var _errors = require('../other/errors'); + +var Hash = /** @class */function () { + function Hash() { + this.pos = 0; + this.len = 0; + this.acquire_asm(); + } + Hash.prototype.acquire_asm = function () { + if (this.heap === undefined && this.asm === undefined) { + this.heap = this.constructor.heap_pool.pop() || (0, _utils._heap_init)(); + this.asm = this.constructor.asm_pool.pop() || this.constructor.asm_function({ Uint8Array: Uint8Array }, null, this.heap.buffer); + this.reset(); + } + }; + Hash.prototype.release_asm = function () { + this.constructor.heap_pool.push(this.heap); + ; + this.constructor.asm_pool.push(this.asm); + this.heap = undefined; + this.asm = undefined; + }; + Hash.prototype.reset = function () { + this.acquire_asm(); + this.result = null; + this.pos = 0; + this.len = 0; + this.asm.reset(); + return this; + }; + Hash.prototype.process = function (data) { + if (this.result !== null) throw new _errors.IllegalStateError('state must be reset before processing new data'); + this.acquire_asm(); + var asm = this.asm; + var heap = this.heap; + var hpos = this.pos; + var hlen = this.len; + var dpos = 0; + var dlen = data.length; + var wlen = 0; + while (dlen > 0) { + wlen = (0, _utils._heap_write)(heap, hpos + hlen, data, dpos, dlen); + hlen += wlen; + dpos += wlen; + dlen -= wlen; + wlen = asm.process(hpos, hlen); + hpos += wlen; + hlen -= wlen; + if (!hlen) hpos = 0; + } + this.pos = hpos; + this.len = hlen; + return this; + }; + Hash.prototype.finish = function () { + if (this.result !== null) throw new _errors.IllegalStateError('state must be reset before processing new data'); + this.acquire_asm(); + this.asm.finish(this.pos, this.len, 0); + this.result = new Uint8Array(this.HASH_SIZE); + this.result.set(this.heap.subarray(0, this.HASH_SIZE)); + this.pos = 0; + this.len = 0; + this.release_asm(); + return this; + }; + return Hash; +}(); +exports.Hash = Hash; + +},{"../other/errors":14,"../other/utils":15}],10:[function(require,module,exports){ +"use strict"; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +var sha1_asm = exports.sha1_asm = function sha1_asm(stdlib, foreign, buffer) { + "use asm"; + + // SHA256 state + + var H0 = 0, + H1 = 0, + H2 = 0, + H3 = 0, + H4 = 0, + TOTAL0 = 0, + TOTAL1 = 0; + + // HMAC state + var I0 = 0, + I1 = 0, + I2 = 0, + I3 = 0, + I4 = 0, + O0 = 0, + O1 = 0, + O2 = 0, + O3 = 0, + O4 = 0; + + // I/O buffer + var HEAP = new stdlib.Uint8Array(buffer); + + function _core(w0, w1, w2, w3, w4, w5, w6, w7, w8, w9, w10, w11, w12, w13, w14, w15) { + w0 = w0 | 0; + w1 = w1 | 0; + w2 = w2 | 0; + w3 = w3 | 0; + w4 = w4 | 0; + w5 = w5 | 0; + w6 = w6 | 0; + w7 = w7 | 0; + w8 = w8 | 0; + w9 = w9 | 0; + w10 = w10 | 0; + w11 = w11 | 0; + w12 = w12 | 0; + w13 = w13 | 0; + w14 = w14 | 0; + w15 = w15 | 0; + + var a = 0, + b = 0, + c = 0, + d = 0, + e = 0, + n = 0, + t = 0, + w16 = 0, + w17 = 0, + w18 = 0, + w19 = 0, + w20 = 0, + w21 = 0, + w22 = 0, + w23 = 0, + w24 = 0, + w25 = 0, + w26 = 0, + w27 = 0, + w28 = 0, + w29 = 0, + w30 = 0, + w31 = 0, + w32 = 0, + w33 = 0, + w34 = 0, + w35 = 0, + w36 = 0, + w37 = 0, + w38 = 0, + w39 = 0, + w40 = 0, + w41 = 0, + w42 = 0, + w43 = 0, + w44 = 0, + w45 = 0, + w46 = 0, + w47 = 0, + w48 = 0, + w49 = 0, + w50 = 0, + w51 = 0, + w52 = 0, + w53 = 0, + w54 = 0, + w55 = 0, + w56 = 0, + w57 = 0, + w58 = 0, + w59 = 0, + w60 = 0, + w61 = 0, + w62 = 0, + w63 = 0, + w64 = 0, + w65 = 0, + w66 = 0, + w67 = 0, + w68 = 0, + w69 = 0, + w70 = 0, + w71 = 0, + w72 = 0, + w73 = 0, + w74 = 0, + w75 = 0, + w76 = 0, + w77 = 0, + w78 = 0, + w79 = 0; + + a = H0; + b = H1; + c = H2; + d = H3; + e = H4; + + // 0 + t = w0 + (a << 5 | a >>> 27) + e + (b & c | ~b & d) + 0x5a827999 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 1 + t = w1 + (a << 5 | a >>> 27) + e + (b & c | ~b & d) + 0x5a827999 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 2 + t = w2 + (a << 5 | a >>> 27) + e + (b & c | ~b & d) + 0x5a827999 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 3 + t = w3 + (a << 5 | a >>> 27) + e + (b & c | ~b & d) + 0x5a827999 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 4 + t = w4 + (a << 5 | a >>> 27) + e + (b & c | ~b & d) + 0x5a827999 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 5 + t = w5 + (a << 5 | a >>> 27) + e + (b & c | ~b & d) + 0x5a827999 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 6 + t = w6 + (a << 5 | a >>> 27) + e + (b & c | ~b & d) + 0x5a827999 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 7 + t = w7 + (a << 5 | a >>> 27) + e + (b & c | ~b & d) + 0x5a827999 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 8 + t = w8 + (a << 5 | a >>> 27) + e + (b & c | ~b & d) + 0x5a827999 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 9 + t = w9 + (a << 5 | a >>> 27) + e + (b & c | ~b & d) + 0x5a827999 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 10 + t = w10 + (a << 5 | a >>> 27) + e + (b & c | ~b & d) + 0x5a827999 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 11 + t = w11 + (a << 5 | a >>> 27) + e + (b & c | ~b & d) + 0x5a827999 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 12 + t = w12 + (a << 5 | a >>> 27) + e + (b & c | ~b & d) + 0x5a827999 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 13 + t = w13 + (a << 5 | a >>> 27) + e + (b & c | ~b & d) + 0x5a827999 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 14 + t = w14 + (a << 5 | a >>> 27) + e + (b & c | ~b & d) + 0x5a827999 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 15 + t = w15 + (a << 5 | a >>> 27) + e + (b & c | ~b & d) + 0x5a827999 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 16 + n = w13 ^ w8 ^ w2 ^ w0; + w16 = n << 1 | n >>> 31; + t = w16 + (a << 5 | a >>> 27) + e + (b & c | ~b & d) + 0x5a827999 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 17 + n = w14 ^ w9 ^ w3 ^ w1; + w17 = n << 1 | n >>> 31; + t = w17 + (a << 5 | a >>> 27) + e + (b & c | ~b & d) + 0x5a827999 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 18 + n = w15 ^ w10 ^ w4 ^ w2; + w18 = n << 1 | n >>> 31; + t = w18 + (a << 5 | a >>> 27) + e + (b & c | ~b & d) + 0x5a827999 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 19 + n = w16 ^ w11 ^ w5 ^ w3; + w19 = n << 1 | n >>> 31; + t = w19 + (a << 5 | a >>> 27) + e + (b & c | ~b & d) + 0x5a827999 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 20 + n = w17 ^ w12 ^ w6 ^ w4; + w20 = n << 1 | n >>> 31; + t = w20 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) + 0x6ed9eba1 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 21 + n = w18 ^ w13 ^ w7 ^ w5; + w21 = n << 1 | n >>> 31; + t = w21 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) + 0x6ed9eba1 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 22 + n = w19 ^ w14 ^ w8 ^ w6; + w22 = n << 1 | n >>> 31; + t = w22 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) + 0x6ed9eba1 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 23 + n = w20 ^ w15 ^ w9 ^ w7; + w23 = n << 1 | n >>> 31; + t = w23 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) + 0x6ed9eba1 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 24 + n = w21 ^ w16 ^ w10 ^ w8; + w24 = n << 1 | n >>> 31; + t = w24 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) + 0x6ed9eba1 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 25 + n = w22 ^ w17 ^ w11 ^ w9; + w25 = n << 1 | n >>> 31; + t = w25 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) + 0x6ed9eba1 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 26 + n = w23 ^ w18 ^ w12 ^ w10; + w26 = n << 1 | n >>> 31; + t = w26 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) + 0x6ed9eba1 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 27 + n = w24 ^ w19 ^ w13 ^ w11; + w27 = n << 1 | n >>> 31; + t = w27 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) + 0x6ed9eba1 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 28 + n = w25 ^ w20 ^ w14 ^ w12; + w28 = n << 1 | n >>> 31; + t = w28 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) + 0x6ed9eba1 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 29 + n = w26 ^ w21 ^ w15 ^ w13; + w29 = n << 1 | n >>> 31; + t = w29 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) + 0x6ed9eba1 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 30 + n = w27 ^ w22 ^ w16 ^ w14; + w30 = n << 1 | n >>> 31; + t = w30 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) + 0x6ed9eba1 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 31 + n = w28 ^ w23 ^ w17 ^ w15; + w31 = n << 1 | n >>> 31; + t = w31 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) + 0x6ed9eba1 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 32 + n = w29 ^ w24 ^ w18 ^ w16; + w32 = n << 1 | n >>> 31; + t = w32 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) + 0x6ed9eba1 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 33 + n = w30 ^ w25 ^ w19 ^ w17; + w33 = n << 1 | n >>> 31; + t = w33 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) + 0x6ed9eba1 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 34 + n = w31 ^ w26 ^ w20 ^ w18; + w34 = n << 1 | n >>> 31; + t = w34 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) + 0x6ed9eba1 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 35 + n = w32 ^ w27 ^ w21 ^ w19; + w35 = n << 1 | n >>> 31; + t = w35 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) + 0x6ed9eba1 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 36 + n = w33 ^ w28 ^ w22 ^ w20; + w36 = n << 1 | n >>> 31; + t = w36 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) + 0x6ed9eba1 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 37 + n = w34 ^ w29 ^ w23 ^ w21; + w37 = n << 1 | n >>> 31; + t = w37 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) + 0x6ed9eba1 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 38 + n = w35 ^ w30 ^ w24 ^ w22; + w38 = n << 1 | n >>> 31; + t = w38 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) + 0x6ed9eba1 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 39 + n = w36 ^ w31 ^ w25 ^ w23; + w39 = n << 1 | n >>> 31; + t = w39 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) + 0x6ed9eba1 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 40 + n = w37 ^ w32 ^ w26 ^ w24; + w40 = n << 1 | n >>> 31; + t = w40 + (a << 5 | a >>> 27) + e + (b & c | b & d | c & d) - 0x70e44324 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 41 + n = w38 ^ w33 ^ w27 ^ w25; + w41 = n << 1 | n >>> 31; + t = w41 + (a << 5 | a >>> 27) + e + (b & c | b & d | c & d) - 0x70e44324 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 42 + n = w39 ^ w34 ^ w28 ^ w26; + w42 = n << 1 | n >>> 31; + t = w42 + (a << 5 | a >>> 27) + e + (b & c | b & d | c & d) - 0x70e44324 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 43 + n = w40 ^ w35 ^ w29 ^ w27; + w43 = n << 1 | n >>> 31; + t = w43 + (a << 5 | a >>> 27) + e + (b & c | b & d | c & d) - 0x70e44324 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 44 + n = w41 ^ w36 ^ w30 ^ w28; + w44 = n << 1 | n >>> 31; + t = w44 + (a << 5 | a >>> 27) + e + (b & c | b & d | c & d) - 0x70e44324 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 45 + n = w42 ^ w37 ^ w31 ^ w29; + w45 = n << 1 | n >>> 31; + t = w45 + (a << 5 | a >>> 27) + e + (b & c | b & d | c & d) - 0x70e44324 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 46 + n = w43 ^ w38 ^ w32 ^ w30; + w46 = n << 1 | n >>> 31; + t = w46 + (a << 5 | a >>> 27) + e + (b & c | b & d | c & d) - 0x70e44324 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 47 + n = w44 ^ w39 ^ w33 ^ w31; + w47 = n << 1 | n >>> 31; + t = w47 + (a << 5 | a >>> 27) + e + (b & c | b & d | c & d) - 0x70e44324 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 48 + n = w45 ^ w40 ^ w34 ^ w32; + w48 = n << 1 | n >>> 31; + t = w48 + (a << 5 | a >>> 27) + e + (b & c | b & d | c & d) - 0x70e44324 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 49 + n = w46 ^ w41 ^ w35 ^ w33; + w49 = n << 1 | n >>> 31; + t = w49 + (a << 5 | a >>> 27) + e + (b & c | b & d | c & d) - 0x70e44324 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 50 + n = w47 ^ w42 ^ w36 ^ w34; + w50 = n << 1 | n >>> 31; + t = w50 + (a << 5 | a >>> 27) + e + (b & c | b & d | c & d) - 0x70e44324 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 51 + n = w48 ^ w43 ^ w37 ^ w35; + w51 = n << 1 | n >>> 31; + t = w51 + (a << 5 | a >>> 27) + e + (b & c | b & d | c & d) - 0x70e44324 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 52 + n = w49 ^ w44 ^ w38 ^ w36; + w52 = n << 1 | n >>> 31; + t = w52 + (a << 5 | a >>> 27) + e + (b & c | b & d | c & d) - 0x70e44324 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 53 + n = w50 ^ w45 ^ w39 ^ w37; + w53 = n << 1 | n >>> 31; + t = w53 + (a << 5 | a >>> 27) + e + (b & c | b & d | c & d) - 0x70e44324 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 54 + n = w51 ^ w46 ^ w40 ^ w38; + w54 = n << 1 | n >>> 31; + t = w54 + (a << 5 | a >>> 27) + e + (b & c | b & d | c & d) - 0x70e44324 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 55 + n = w52 ^ w47 ^ w41 ^ w39; + w55 = n << 1 | n >>> 31; + t = w55 + (a << 5 | a >>> 27) + e + (b & c | b & d | c & d) - 0x70e44324 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 56 + n = w53 ^ w48 ^ w42 ^ w40; + w56 = n << 1 | n >>> 31; + t = w56 + (a << 5 | a >>> 27) + e + (b & c | b & d | c & d) - 0x70e44324 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 57 + n = w54 ^ w49 ^ w43 ^ w41; + w57 = n << 1 | n >>> 31; + t = w57 + (a << 5 | a >>> 27) + e + (b & c | b & d | c & d) - 0x70e44324 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 58 + n = w55 ^ w50 ^ w44 ^ w42; + w58 = n << 1 | n >>> 31; + t = w58 + (a << 5 | a >>> 27) + e + (b & c | b & d | c & d) - 0x70e44324 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 59 + n = w56 ^ w51 ^ w45 ^ w43; + w59 = n << 1 | n >>> 31; + t = w59 + (a << 5 | a >>> 27) + e + (b & c | b & d | c & d) - 0x70e44324 | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 60 + n = w57 ^ w52 ^ w46 ^ w44; + w60 = n << 1 | n >>> 31; + t = w60 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) - 0x359d3e2a | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 61 + n = w58 ^ w53 ^ w47 ^ w45; + w61 = n << 1 | n >>> 31; + t = w61 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) - 0x359d3e2a | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 62 + n = w59 ^ w54 ^ w48 ^ w46; + w62 = n << 1 | n >>> 31; + t = w62 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) - 0x359d3e2a | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 63 + n = w60 ^ w55 ^ w49 ^ w47; + w63 = n << 1 | n >>> 31; + t = w63 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) - 0x359d3e2a | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 64 + n = w61 ^ w56 ^ w50 ^ w48; + w64 = n << 1 | n >>> 31; + t = w64 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) - 0x359d3e2a | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 65 + n = w62 ^ w57 ^ w51 ^ w49; + w65 = n << 1 | n >>> 31; + t = w65 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) - 0x359d3e2a | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 66 + n = w63 ^ w58 ^ w52 ^ w50; + w66 = n << 1 | n >>> 31; + t = w66 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) - 0x359d3e2a | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 67 + n = w64 ^ w59 ^ w53 ^ w51; + w67 = n << 1 | n >>> 31; + t = w67 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) - 0x359d3e2a | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 68 + n = w65 ^ w60 ^ w54 ^ w52; + w68 = n << 1 | n >>> 31; + t = w68 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) - 0x359d3e2a | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 69 + n = w66 ^ w61 ^ w55 ^ w53; + w69 = n << 1 | n >>> 31; + t = w69 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) - 0x359d3e2a | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 70 + n = w67 ^ w62 ^ w56 ^ w54; + w70 = n << 1 | n >>> 31; + t = w70 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) - 0x359d3e2a | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 71 + n = w68 ^ w63 ^ w57 ^ w55; + w71 = n << 1 | n >>> 31; + t = w71 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) - 0x359d3e2a | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 72 + n = w69 ^ w64 ^ w58 ^ w56; + w72 = n << 1 | n >>> 31; + t = w72 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) - 0x359d3e2a | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 73 + n = w70 ^ w65 ^ w59 ^ w57; + w73 = n << 1 | n >>> 31; + t = w73 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) - 0x359d3e2a | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 74 + n = w71 ^ w66 ^ w60 ^ w58; + w74 = n << 1 | n >>> 31; + t = w74 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) - 0x359d3e2a | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 75 + n = w72 ^ w67 ^ w61 ^ w59; + w75 = n << 1 | n >>> 31; + t = w75 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) - 0x359d3e2a | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 76 + n = w73 ^ w68 ^ w62 ^ w60; + w76 = n << 1 | n >>> 31; + t = w76 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) - 0x359d3e2a | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 77 + n = w74 ^ w69 ^ w63 ^ w61; + w77 = n << 1 | n >>> 31; + t = w77 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) - 0x359d3e2a | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 78 + n = w75 ^ w70 ^ w64 ^ w62; + w78 = n << 1 | n >>> 31; + t = w78 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) - 0x359d3e2a | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + // 79 + n = w76 ^ w71 ^ w65 ^ w63; + w79 = n << 1 | n >>> 31; + t = w79 + (a << 5 | a >>> 27) + e + (b ^ c ^ d) - 0x359d3e2a | 0; + e = d;d = c;c = b << 30 | b >>> 2;b = a;a = t; + + H0 = H0 + a | 0; + H1 = H1 + b | 0; + H2 = H2 + c | 0; + H3 = H3 + d | 0; + H4 = H4 + e | 0; + } + + function _core_heap(offset) { + offset = offset | 0; + + _core(HEAP[offset | 0] << 24 | HEAP[offset | 1] << 16 | HEAP[offset | 2] << 8 | HEAP[offset | 3], HEAP[offset | 4] << 24 | HEAP[offset | 5] << 16 | HEAP[offset | 6] << 8 | HEAP[offset | 7], HEAP[offset | 8] << 24 | HEAP[offset | 9] << 16 | HEAP[offset | 10] << 8 | HEAP[offset | 11], HEAP[offset | 12] << 24 | HEAP[offset | 13] << 16 | HEAP[offset | 14] << 8 | HEAP[offset | 15], HEAP[offset | 16] << 24 | HEAP[offset | 17] << 16 | HEAP[offset | 18] << 8 | HEAP[offset | 19], HEAP[offset | 20] << 24 | HEAP[offset | 21] << 16 | HEAP[offset | 22] << 8 | HEAP[offset | 23], HEAP[offset | 24] << 24 | HEAP[offset | 25] << 16 | HEAP[offset | 26] << 8 | HEAP[offset | 27], HEAP[offset | 28] << 24 | HEAP[offset | 29] << 16 | HEAP[offset | 30] << 8 | HEAP[offset | 31], HEAP[offset | 32] << 24 | HEAP[offset | 33] << 16 | HEAP[offset | 34] << 8 | HEAP[offset | 35], HEAP[offset | 36] << 24 | HEAP[offset | 37] << 16 | HEAP[offset | 38] << 8 | HEAP[offset | 39], HEAP[offset | 40] << 24 | HEAP[offset | 41] << 16 | HEAP[offset | 42] << 8 | HEAP[offset | 43], HEAP[offset | 44] << 24 | HEAP[offset | 45] << 16 | HEAP[offset | 46] << 8 | HEAP[offset | 47], HEAP[offset | 48] << 24 | HEAP[offset | 49] << 16 | HEAP[offset | 50] << 8 | HEAP[offset | 51], HEAP[offset | 52] << 24 | HEAP[offset | 53] << 16 | HEAP[offset | 54] << 8 | HEAP[offset | 55], HEAP[offset | 56] << 24 | HEAP[offset | 57] << 16 | HEAP[offset | 58] << 8 | HEAP[offset | 59], HEAP[offset | 60] << 24 | HEAP[offset | 61] << 16 | HEAP[offset | 62] << 8 | HEAP[offset | 63]); + } + + // offset — multiple of 32 + function _state_to_heap(output) { + output = output | 0; + + HEAP[output | 0] = H0 >>> 24; + HEAP[output | 1] = H0 >>> 16 & 255; + HEAP[output | 2] = H0 >>> 8 & 255; + HEAP[output | 3] = H0 & 255; + HEAP[output | 4] = H1 >>> 24; + HEAP[output | 5] = H1 >>> 16 & 255; + HEAP[output | 6] = H1 >>> 8 & 255; + HEAP[output | 7] = H1 & 255; + HEAP[output | 8] = H2 >>> 24; + HEAP[output | 9] = H2 >>> 16 & 255; + HEAP[output | 10] = H2 >>> 8 & 255; + HEAP[output | 11] = H2 & 255; + HEAP[output | 12] = H3 >>> 24; + HEAP[output | 13] = H3 >>> 16 & 255; + HEAP[output | 14] = H3 >>> 8 & 255; + HEAP[output | 15] = H3 & 255; + HEAP[output | 16] = H4 >>> 24; + HEAP[output | 17] = H4 >>> 16 & 255; + HEAP[output | 18] = H4 >>> 8 & 255; + HEAP[output | 19] = H4 & 255; + } + + function reset() { + H0 = 0x67452301; + H1 = 0xefcdab89; + H2 = 0x98badcfe; + H3 = 0x10325476; + H4 = 0xc3d2e1f0; + TOTAL0 = TOTAL1 = 0; + } + + function init(h0, h1, h2, h3, h4, total0, total1) { + h0 = h0 | 0; + h1 = h1 | 0; + h2 = h2 | 0; + h3 = h3 | 0; + h4 = h4 | 0; + total0 = total0 | 0; + total1 = total1 | 0; + + H0 = h0; + H1 = h1; + H2 = h2; + H3 = h3; + H4 = h4; + TOTAL0 = total0; + TOTAL1 = total1; + } + + // offset — multiple of 64 + function process(offset, length) { + offset = offset | 0; + length = length | 0; + + var hashed = 0; + + if (offset & 63) return -1; + + while ((length | 0) >= 64) { + _core_heap(offset); + + offset = offset + 64 | 0; + length = length - 64 | 0; + + hashed = hashed + 64 | 0; + } + + TOTAL0 = TOTAL0 + hashed | 0; + if (TOTAL0 >>> 0 < hashed >>> 0) TOTAL1 = TOTAL1 + 1 | 0; + + return hashed | 0; + } + + // offset — multiple of 64 + // output — multiple of 32 + function finish(offset, length, output) { + offset = offset | 0; + length = length | 0; + output = output | 0; + + var hashed = 0, + i = 0; + + if (offset & 63) return -1; + + if (~output) if (output & 31) return -1; + + if ((length | 0) >= 64) { + hashed = process(offset, length) | 0; + if ((hashed | 0) == -1) return -1; + + offset = offset + hashed | 0; + length = length - hashed | 0; + } + + hashed = hashed + length | 0; + TOTAL0 = TOTAL0 + length | 0; + if (TOTAL0 >>> 0 < length >>> 0) TOTAL1 = TOTAL1 + 1 | 0; + + HEAP[offset | length] = 0x80; + + if ((length | 0) >= 56) { + for (i = length + 1 | 0; (i | 0) < 64; i = i + 1 | 0) HEAP[offset | i] = 0x00; + _core_heap(offset); + + length = 0; + + HEAP[offset | 0] = 0; + } + + for (i = length + 1 | 0; (i | 0) < 59; i = i + 1 | 0) HEAP[offset | i] = 0; + + HEAP[offset | 56] = TOTAL1 >>> 21 & 255; + HEAP[offset | 57] = TOTAL1 >>> 13 & 255; + HEAP[offset | 58] = TOTAL1 >>> 5 & 255; + HEAP[offset | 59] = TOTAL1 << 3 & 255 | TOTAL0 >>> 29; + HEAP[offset | 60] = TOTAL0 >>> 21 & 255; + HEAP[offset | 61] = TOTAL0 >>> 13 & 255; + HEAP[offset | 62] = TOTAL0 >>> 5 & 255; + HEAP[offset | 63] = TOTAL0 << 3 & 255; + _core_heap(offset); + + if (~output) _state_to_heap(output); + + return hashed | 0; + } + + function hmac_reset() { + H0 = I0; + H1 = I1; + H2 = I2; + H3 = I3; + H4 = I4; + TOTAL0 = 64; + TOTAL1 = 0; + } + + function _hmac_opad() { + H0 = O0; + H1 = O1; + H2 = O2; + H3 = O3; + H4 = O4; + TOTAL0 = 64; + TOTAL1 = 0; + } + + function hmac_init(p0, p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11, p12, p13, p14, p15) { + p0 = p0 | 0; + p1 = p1 | 0; + p2 = p2 | 0; + p3 = p3 | 0; + p4 = p4 | 0; + p5 = p5 | 0; + p6 = p6 | 0; + p7 = p7 | 0; + p8 = p8 | 0; + p9 = p9 | 0; + p10 = p10 | 0; + p11 = p11 | 0; + p12 = p12 | 0; + p13 = p13 | 0; + p14 = p14 | 0; + p15 = p15 | 0; + + // opad + reset(); + _core(p0 ^ 0x5c5c5c5c, p1 ^ 0x5c5c5c5c, p2 ^ 0x5c5c5c5c, p3 ^ 0x5c5c5c5c, p4 ^ 0x5c5c5c5c, p5 ^ 0x5c5c5c5c, p6 ^ 0x5c5c5c5c, p7 ^ 0x5c5c5c5c, p8 ^ 0x5c5c5c5c, p9 ^ 0x5c5c5c5c, p10 ^ 0x5c5c5c5c, p11 ^ 0x5c5c5c5c, p12 ^ 0x5c5c5c5c, p13 ^ 0x5c5c5c5c, p14 ^ 0x5c5c5c5c, p15 ^ 0x5c5c5c5c); + O0 = H0; + O1 = H1; + O2 = H2; + O3 = H3; + O4 = H4; + + // ipad + reset(); + _core(p0 ^ 0x36363636, p1 ^ 0x36363636, p2 ^ 0x36363636, p3 ^ 0x36363636, p4 ^ 0x36363636, p5 ^ 0x36363636, p6 ^ 0x36363636, p7 ^ 0x36363636, p8 ^ 0x36363636, p9 ^ 0x36363636, p10 ^ 0x36363636, p11 ^ 0x36363636, p12 ^ 0x36363636, p13 ^ 0x36363636, p14 ^ 0x36363636, p15 ^ 0x36363636); + I0 = H0; + I1 = H1; + I2 = H2; + I3 = H3; + I4 = H4; + + TOTAL0 = 64; + TOTAL1 = 0; + } + + // offset — multiple of 64 + // output — multiple of 32 + function hmac_finish(offset, length, output) { + offset = offset | 0; + length = length | 0; + output = output | 0; + + var t0 = 0, + t1 = 0, + t2 = 0, + t3 = 0, + t4 = 0, + hashed = 0; + + if (offset & 63) return -1; + + if (~output) if (output & 31) return -1; + + hashed = finish(offset, length, -1) | 0; + t0 = H0, t1 = H1, t2 = H2, t3 = H3, t4 = H4; + + _hmac_opad(); + _core(t0, t1, t2, t3, t4, 0x80000000, 0, 0, 0, 0, 0, 0, 0, 0, 0, 672); + + if (~output) _state_to_heap(output); + + return hashed | 0; + } + + // salt is assumed to be already processed + // offset — multiple of 64 + // output — multiple of 32 + function pbkdf2_generate_block(offset, length, block, count, output) { + offset = offset | 0; + length = length | 0; + block = block | 0; + count = count | 0; + output = output | 0; + + var h0 = 0, + h1 = 0, + h2 = 0, + h3 = 0, + h4 = 0, + t0 = 0, + t1 = 0, + t2 = 0, + t3 = 0, + t4 = 0; + + if (offset & 63) return -1; + + if (~output) if (output & 31) return -1; + + // pad block number into heap + // FIXME probable OOB write + HEAP[offset + length | 0] = block >>> 24; + HEAP[offset + length + 1 | 0] = block >>> 16 & 255; + HEAP[offset + length + 2 | 0] = block >>> 8 & 255; + HEAP[offset + length + 3 | 0] = block & 255; + + // finish first iteration + hmac_finish(offset, length + 4 | 0, -1) | 0; + h0 = t0 = H0, h1 = t1 = H1, h2 = t2 = H2, h3 = t3 = H3, h4 = t4 = H4; + count = count - 1 | 0; + + // perform the rest iterations + while ((count | 0) > 0) { + hmac_reset(); + _core(t0, t1, t2, t3, t4, 0x80000000, 0, 0, 0, 0, 0, 0, 0, 0, 0, 672); + t0 = H0, t1 = H1, t2 = H2, t3 = H3, t4 = H4; + + _hmac_opad(); + _core(t0, t1, t2, t3, t4, 0x80000000, 0, 0, 0, 0, 0, 0, 0, 0, 0, 672); + t0 = H0, t1 = H1, t2 = H2, t3 = H3, t4 = H4; + + h0 = h0 ^ H0; + h1 = h1 ^ H1; + h2 = h2 ^ H2; + h3 = h3 ^ H3; + h4 = h4 ^ H4; + + count = count - 1 | 0; + } + + H0 = h0; + H1 = h1; + H2 = h2; + H3 = h3; + H4 = h4; + + if (~output) _state_to_heap(output); + + return 0; + } + + return { + // SHA1 + reset: reset, + init: init, + process: process, + finish: finish, + + // HMAC-SHA1 + hmac_reset: hmac_reset, + hmac_init: hmac_init, + hmac_finish: hmac_finish, + + // PBKDF2-HMAC-SHA1 + pbkdf2_generate_block: pbkdf2_generate_block + }; +}; + +},{}],11:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.Sha1 = exports._sha1_hash_size = exports._sha1_block_size = undefined; + +var _sha = require('./sha1.asm'); + +var _hash = require('../hash'); + +var __extends = undefined && undefined.__extends || function () { + var extendStatics = Object.setPrototypeOf || { __proto__: [] } instanceof Array && function (d, b) { + d.__proto__ = b; + } || function (d, b) { + for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; + }; + return function (d, b) { + extendStatics(d, b); + function __() { + this.constructor = d; + } + d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __()); + }; +}(); +var _sha1_block_size = exports._sha1_block_size = 64; +var _sha1_hash_size = exports._sha1_hash_size = 20; +var Sha1 = /** @class */function (_super) { + __extends(Sha1, _super); + function Sha1() { + var _this = _super !== null && _super.apply(this, arguments) || this; + _this.NAME = 'sha1'; + _this.BLOCK_SIZE = _sha1_block_size; + _this.HASH_SIZE = _sha1_hash_size; + return _this; + } + Sha1.bytes = function (data) { + return new Sha1().process(data).finish().result; + }; + Sha1.NAME = 'sha1'; + Sha1.heap_pool = []; + Sha1.asm_pool = []; + Sha1.asm_function = _sha.sha1_asm; + return Sha1; +}(_hash.Hash); +exports.Sha1 = Sha1; + +},{"../hash":9,"./sha1.asm":10}],12:[function(require,module,exports){ +"use strict"; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +var sha256_asm = exports.sha256_asm = function sha256_asm(stdlib, foreign, buffer) { + "use asm"; + + // SHA256 state + + var H0 = 0, + H1 = 0, + H2 = 0, + H3 = 0, + H4 = 0, + H5 = 0, + H6 = 0, + H7 = 0, + TOTAL0 = 0, + TOTAL1 = 0; + + // HMAC state + var I0 = 0, + I1 = 0, + I2 = 0, + I3 = 0, + I4 = 0, + I5 = 0, + I6 = 0, + I7 = 0, + O0 = 0, + O1 = 0, + O2 = 0, + O3 = 0, + O4 = 0, + O5 = 0, + O6 = 0, + O7 = 0; + + // I/O buffer + var HEAP = new stdlib.Uint8Array(buffer); + + function _core(w0, w1, w2, w3, w4, w5, w6, w7, w8, w9, w10, w11, w12, w13, w14, w15) { + w0 = w0 | 0; + w1 = w1 | 0; + w2 = w2 | 0; + w3 = w3 | 0; + w4 = w4 | 0; + w5 = w5 | 0; + w6 = w6 | 0; + w7 = w7 | 0; + w8 = w8 | 0; + w9 = w9 | 0; + w10 = w10 | 0; + w11 = w11 | 0; + w12 = w12 | 0; + w13 = w13 | 0; + w14 = w14 | 0; + w15 = w15 | 0; + + var a = 0, + b = 0, + c = 0, + d = 0, + e = 0, + f = 0, + g = 0, + h = 0; + + a = H0; + b = H1; + c = H2; + d = H3; + e = H4; + f = H5; + g = H6; + h = H7; + + // 0 + h = w0 + h + (e >>> 6 ^ e >>> 11 ^ e >>> 25 ^ e << 26 ^ e << 21 ^ e << 7) + (g ^ e & (f ^ g)) + 0x428a2f98 | 0; + d = d + h | 0; + h = h + (a & b ^ c & (a ^ b)) + (a >>> 2 ^ a >>> 13 ^ a >>> 22 ^ a << 30 ^ a << 19 ^ a << 10) | 0; + + // 1 + g = w1 + g + (d >>> 6 ^ d >>> 11 ^ d >>> 25 ^ d << 26 ^ d << 21 ^ d << 7) + (f ^ d & (e ^ f)) + 0x71374491 | 0; + c = c + g | 0; + g = g + (h & a ^ b & (h ^ a)) + (h >>> 2 ^ h >>> 13 ^ h >>> 22 ^ h << 30 ^ h << 19 ^ h << 10) | 0; + + // 2 + f = w2 + f + (c >>> 6 ^ c >>> 11 ^ c >>> 25 ^ c << 26 ^ c << 21 ^ c << 7) + (e ^ c & (d ^ e)) + 0xb5c0fbcf | 0; + b = b + f | 0; + f = f + (g & h ^ a & (g ^ h)) + (g >>> 2 ^ g >>> 13 ^ g >>> 22 ^ g << 30 ^ g << 19 ^ g << 10) | 0; + + // 3 + e = w3 + e + (b >>> 6 ^ b >>> 11 ^ b >>> 25 ^ b << 26 ^ b << 21 ^ b << 7) + (d ^ b & (c ^ d)) + 0xe9b5dba5 | 0; + a = a + e | 0; + e = e + (f & g ^ h & (f ^ g)) + (f >>> 2 ^ f >>> 13 ^ f >>> 22 ^ f << 30 ^ f << 19 ^ f << 10) | 0; + + // 4 + d = w4 + d + (a >>> 6 ^ a >>> 11 ^ a >>> 25 ^ a << 26 ^ a << 21 ^ a << 7) + (c ^ a & (b ^ c)) + 0x3956c25b | 0; + h = h + d | 0; + d = d + (e & f ^ g & (e ^ f)) + (e >>> 2 ^ e >>> 13 ^ e >>> 22 ^ e << 30 ^ e << 19 ^ e << 10) | 0; + + // 5 + c = w5 + c + (h >>> 6 ^ h >>> 11 ^ h >>> 25 ^ h << 26 ^ h << 21 ^ h << 7) + (b ^ h & (a ^ b)) + 0x59f111f1 | 0; + g = g + c | 0; + c = c + (d & e ^ f & (d ^ e)) + (d >>> 2 ^ d >>> 13 ^ d >>> 22 ^ d << 30 ^ d << 19 ^ d << 10) | 0; + + // 6 + b = w6 + b + (g >>> 6 ^ g >>> 11 ^ g >>> 25 ^ g << 26 ^ g << 21 ^ g << 7) + (a ^ g & (h ^ a)) + 0x923f82a4 | 0; + f = f + b | 0; + b = b + (c & d ^ e & (c ^ d)) + (c >>> 2 ^ c >>> 13 ^ c >>> 22 ^ c << 30 ^ c << 19 ^ c << 10) | 0; + + // 7 + a = w7 + a + (f >>> 6 ^ f >>> 11 ^ f >>> 25 ^ f << 26 ^ f << 21 ^ f << 7) + (h ^ f & (g ^ h)) + 0xab1c5ed5 | 0; + e = e + a | 0; + a = a + (b & c ^ d & (b ^ c)) + (b >>> 2 ^ b >>> 13 ^ b >>> 22 ^ b << 30 ^ b << 19 ^ b << 10) | 0; + + // 8 + h = w8 + h + (e >>> 6 ^ e >>> 11 ^ e >>> 25 ^ e << 26 ^ e << 21 ^ e << 7) + (g ^ e & (f ^ g)) + 0xd807aa98 | 0; + d = d + h | 0; + h = h + (a & b ^ c & (a ^ b)) + (a >>> 2 ^ a >>> 13 ^ a >>> 22 ^ a << 30 ^ a << 19 ^ a << 10) | 0; + + // 9 + g = w9 + g + (d >>> 6 ^ d >>> 11 ^ d >>> 25 ^ d << 26 ^ d << 21 ^ d << 7) + (f ^ d & (e ^ f)) + 0x12835b01 | 0; + c = c + g | 0; + g = g + (h & a ^ b & (h ^ a)) + (h >>> 2 ^ h >>> 13 ^ h >>> 22 ^ h << 30 ^ h << 19 ^ h << 10) | 0; + + // 10 + f = w10 + f + (c >>> 6 ^ c >>> 11 ^ c >>> 25 ^ c << 26 ^ c << 21 ^ c << 7) + (e ^ c & (d ^ e)) + 0x243185be | 0; + b = b + f | 0; + f = f + (g & h ^ a & (g ^ h)) + (g >>> 2 ^ g >>> 13 ^ g >>> 22 ^ g << 30 ^ g << 19 ^ g << 10) | 0; + + // 11 + e = w11 + e + (b >>> 6 ^ b >>> 11 ^ b >>> 25 ^ b << 26 ^ b << 21 ^ b << 7) + (d ^ b & (c ^ d)) + 0x550c7dc3 | 0; + a = a + e | 0; + e = e + (f & g ^ h & (f ^ g)) + (f >>> 2 ^ f >>> 13 ^ f >>> 22 ^ f << 30 ^ f << 19 ^ f << 10) | 0; + + // 12 + d = w12 + d + (a >>> 6 ^ a >>> 11 ^ a >>> 25 ^ a << 26 ^ a << 21 ^ a << 7) + (c ^ a & (b ^ c)) + 0x72be5d74 | 0; + h = h + d | 0; + d = d + (e & f ^ g & (e ^ f)) + (e >>> 2 ^ e >>> 13 ^ e >>> 22 ^ e << 30 ^ e << 19 ^ e << 10) | 0; + + // 13 + c = w13 + c + (h >>> 6 ^ h >>> 11 ^ h >>> 25 ^ h << 26 ^ h << 21 ^ h << 7) + (b ^ h & (a ^ b)) + 0x80deb1fe | 0; + g = g + c | 0; + c = c + (d & e ^ f & (d ^ e)) + (d >>> 2 ^ d >>> 13 ^ d >>> 22 ^ d << 30 ^ d << 19 ^ d << 10) | 0; + + // 14 + b = w14 + b + (g >>> 6 ^ g >>> 11 ^ g >>> 25 ^ g << 26 ^ g << 21 ^ g << 7) + (a ^ g & (h ^ a)) + 0x9bdc06a7 | 0; + f = f + b | 0; + b = b + (c & d ^ e & (c ^ d)) + (c >>> 2 ^ c >>> 13 ^ c >>> 22 ^ c << 30 ^ c << 19 ^ c << 10) | 0; + + // 15 + a = w15 + a + (f >>> 6 ^ f >>> 11 ^ f >>> 25 ^ f << 26 ^ f << 21 ^ f << 7) + (h ^ f & (g ^ h)) + 0xc19bf174 | 0; + e = e + a | 0; + a = a + (b & c ^ d & (b ^ c)) + (b >>> 2 ^ b >>> 13 ^ b >>> 22 ^ b << 30 ^ b << 19 ^ b << 10) | 0; + + // 16 + w0 = (w1 >>> 7 ^ w1 >>> 18 ^ w1 >>> 3 ^ w1 << 25 ^ w1 << 14) + (w14 >>> 17 ^ w14 >>> 19 ^ w14 >>> 10 ^ w14 << 15 ^ w14 << 13) + w0 + w9 | 0; + h = w0 + h + (e >>> 6 ^ e >>> 11 ^ e >>> 25 ^ e << 26 ^ e << 21 ^ e << 7) + (g ^ e & (f ^ g)) + 0xe49b69c1 | 0; + d = d + h | 0; + h = h + (a & b ^ c & (a ^ b)) + (a >>> 2 ^ a >>> 13 ^ a >>> 22 ^ a << 30 ^ a << 19 ^ a << 10) | 0; + + // 17 + w1 = (w2 >>> 7 ^ w2 >>> 18 ^ w2 >>> 3 ^ w2 << 25 ^ w2 << 14) + (w15 >>> 17 ^ w15 >>> 19 ^ w15 >>> 10 ^ w15 << 15 ^ w15 << 13) + w1 + w10 | 0; + g = w1 + g + (d >>> 6 ^ d >>> 11 ^ d >>> 25 ^ d << 26 ^ d << 21 ^ d << 7) + (f ^ d & (e ^ f)) + 0xefbe4786 | 0; + c = c + g | 0; + g = g + (h & a ^ b & (h ^ a)) + (h >>> 2 ^ h >>> 13 ^ h >>> 22 ^ h << 30 ^ h << 19 ^ h << 10) | 0; + + // 18 + w2 = (w3 >>> 7 ^ w3 >>> 18 ^ w3 >>> 3 ^ w3 << 25 ^ w3 << 14) + (w0 >>> 17 ^ w0 >>> 19 ^ w0 >>> 10 ^ w0 << 15 ^ w0 << 13) + w2 + w11 | 0; + f = w2 + f + (c >>> 6 ^ c >>> 11 ^ c >>> 25 ^ c << 26 ^ c << 21 ^ c << 7) + (e ^ c & (d ^ e)) + 0x0fc19dc6 | 0; + b = b + f | 0; + f = f + (g & h ^ a & (g ^ h)) + (g >>> 2 ^ g >>> 13 ^ g >>> 22 ^ g << 30 ^ g << 19 ^ g << 10) | 0; + + // 19 + w3 = (w4 >>> 7 ^ w4 >>> 18 ^ w4 >>> 3 ^ w4 << 25 ^ w4 << 14) + (w1 >>> 17 ^ w1 >>> 19 ^ w1 >>> 10 ^ w1 << 15 ^ w1 << 13) + w3 + w12 | 0; + e = w3 + e + (b >>> 6 ^ b >>> 11 ^ b >>> 25 ^ b << 26 ^ b << 21 ^ b << 7) + (d ^ b & (c ^ d)) + 0x240ca1cc | 0; + a = a + e | 0; + e = e + (f & g ^ h & (f ^ g)) + (f >>> 2 ^ f >>> 13 ^ f >>> 22 ^ f << 30 ^ f << 19 ^ f << 10) | 0; + + // 20 + w4 = (w5 >>> 7 ^ w5 >>> 18 ^ w5 >>> 3 ^ w5 << 25 ^ w5 << 14) + (w2 >>> 17 ^ w2 >>> 19 ^ w2 >>> 10 ^ w2 << 15 ^ w2 << 13) + w4 + w13 | 0; + d = w4 + d + (a >>> 6 ^ a >>> 11 ^ a >>> 25 ^ a << 26 ^ a << 21 ^ a << 7) + (c ^ a & (b ^ c)) + 0x2de92c6f | 0; + h = h + d | 0; + d = d + (e & f ^ g & (e ^ f)) + (e >>> 2 ^ e >>> 13 ^ e >>> 22 ^ e << 30 ^ e << 19 ^ e << 10) | 0; + + // 21 + w5 = (w6 >>> 7 ^ w6 >>> 18 ^ w6 >>> 3 ^ w6 << 25 ^ w6 << 14) + (w3 >>> 17 ^ w3 >>> 19 ^ w3 >>> 10 ^ w3 << 15 ^ w3 << 13) + w5 + w14 | 0; + c = w5 + c + (h >>> 6 ^ h >>> 11 ^ h >>> 25 ^ h << 26 ^ h << 21 ^ h << 7) + (b ^ h & (a ^ b)) + 0x4a7484aa | 0; + g = g + c | 0; + c = c + (d & e ^ f & (d ^ e)) + (d >>> 2 ^ d >>> 13 ^ d >>> 22 ^ d << 30 ^ d << 19 ^ d << 10) | 0; + + // 22 + w6 = (w7 >>> 7 ^ w7 >>> 18 ^ w7 >>> 3 ^ w7 << 25 ^ w7 << 14) + (w4 >>> 17 ^ w4 >>> 19 ^ w4 >>> 10 ^ w4 << 15 ^ w4 << 13) + w6 + w15 | 0; + b = w6 + b + (g >>> 6 ^ g >>> 11 ^ g >>> 25 ^ g << 26 ^ g << 21 ^ g << 7) + (a ^ g & (h ^ a)) + 0x5cb0a9dc | 0; + f = f + b | 0; + b = b + (c & d ^ e & (c ^ d)) + (c >>> 2 ^ c >>> 13 ^ c >>> 22 ^ c << 30 ^ c << 19 ^ c << 10) | 0; + + // 23 + w7 = (w8 >>> 7 ^ w8 >>> 18 ^ w8 >>> 3 ^ w8 << 25 ^ w8 << 14) + (w5 >>> 17 ^ w5 >>> 19 ^ w5 >>> 10 ^ w5 << 15 ^ w5 << 13) + w7 + w0 | 0; + a = w7 + a + (f >>> 6 ^ f >>> 11 ^ f >>> 25 ^ f << 26 ^ f << 21 ^ f << 7) + (h ^ f & (g ^ h)) + 0x76f988da | 0; + e = e + a | 0; + a = a + (b & c ^ d & (b ^ c)) + (b >>> 2 ^ b >>> 13 ^ b >>> 22 ^ b << 30 ^ b << 19 ^ b << 10) | 0; + + // 24 + w8 = (w9 >>> 7 ^ w9 >>> 18 ^ w9 >>> 3 ^ w9 << 25 ^ w9 << 14) + (w6 >>> 17 ^ w6 >>> 19 ^ w6 >>> 10 ^ w6 << 15 ^ w6 << 13) + w8 + w1 | 0; + h = w8 + h + (e >>> 6 ^ e >>> 11 ^ e >>> 25 ^ e << 26 ^ e << 21 ^ e << 7) + (g ^ e & (f ^ g)) + 0x983e5152 | 0; + d = d + h | 0; + h = h + (a & b ^ c & (a ^ b)) + (a >>> 2 ^ a >>> 13 ^ a >>> 22 ^ a << 30 ^ a << 19 ^ a << 10) | 0; + + // 25 + w9 = (w10 >>> 7 ^ w10 >>> 18 ^ w10 >>> 3 ^ w10 << 25 ^ w10 << 14) + (w7 >>> 17 ^ w7 >>> 19 ^ w7 >>> 10 ^ w7 << 15 ^ w7 << 13) + w9 + w2 | 0; + g = w9 + g + (d >>> 6 ^ d >>> 11 ^ d >>> 25 ^ d << 26 ^ d << 21 ^ d << 7) + (f ^ d & (e ^ f)) + 0xa831c66d | 0; + c = c + g | 0; + g = g + (h & a ^ b & (h ^ a)) + (h >>> 2 ^ h >>> 13 ^ h >>> 22 ^ h << 30 ^ h << 19 ^ h << 10) | 0; + + // 26 + w10 = (w11 >>> 7 ^ w11 >>> 18 ^ w11 >>> 3 ^ w11 << 25 ^ w11 << 14) + (w8 >>> 17 ^ w8 >>> 19 ^ w8 >>> 10 ^ w8 << 15 ^ w8 << 13) + w10 + w3 | 0; + f = w10 + f + (c >>> 6 ^ c >>> 11 ^ c >>> 25 ^ c << 26 ^ c << 21 ^ c << 7) + (e ^ c & (d ^ e)) + 0xb00327c8 | 0; + b = b + f | 0; + f = f + (g & h ^ a & (g ^ h)) + (g >>> 2 ^ g >>> 13 ^ g >>> 22 ^ g << 30 ^ g << 19 ^ g << 10) | 0; + + // 27 + w11 = (w12 >>> 7 ^ w12 >>> 18 ^ w12 >>> 3 ^ w12 << 25 ^ w12 << 14) + (w9 >>> 17 ^ w9 >>> 19 ^ w9 >>> 10 ^ w9 << 15 ^ w9 << 13) + w11 + w4 | 0; + e = w11 + e + (b >>> 6 ^ b >>> 11 ^ b >>> 25 ^ b << 26 ^ b << 21 ^ b << 7) + (d ^ b & (c ^ d)) + 0xbf597fc7 | 0; + a = a + e | 0; + e = e + (f & g ^ h & (f ^ g)) + (f >>> 2 ^ f >>> 13 ^ f >>> 22 ^ f << 30 ^ f << 19 ^ f << 10) | 0; + + // 28 + w12 = (w13 >>> 7 ^ w13 >>> 18 ^ w13 >>> 3 ^ w13 << 25 ^ w13 << 14) + (w10 >>> 17 ^ w10 >>> 19 ^ w10 >>> 10 ^ w10 << 15 ^ w10 << 13) + w12 + w5 | 0; + d = w12 + d + (a >>> 6 ^ a >>> 11 ^ a >>> 25 ^ a << 26 ^ a << 21 ^ a << 7) + (c ^ a & (b ^ c)) + 0xc6e00bf3 | 0; + h = h + d | 0; + d = d + (e & f ^ g & (e ^ f)) + (e >>> 2 ^ e >>> 13 ^ e >>> 22 ^ e << 30 ^ e << 19 ^ e << 10) | 0; + + // 29 + w13 = (w14 >>> 7 ^ w14 >>> 18 ^ w14 >>> 3 ^ w14 << 25 ^ w14 << 14) + (w11 >>> 17 ^ w11 >>> 19 ^ w11 >>> 10 ^ w11 << 15 ^ w11 << 13) + w13 + w6 | 0; + c = w13 + c + (h >>> 6 ^ h >>> 11 ^ h >>> 25 ^ h << 26 ^ h << 21 ^ h << 7) + (b ^ h & (a ^ b)) + 0xd5a79147 | 0; + g = g + c | 0; + c = c + (d & e ^ f & (d ^ e)) + (d >>> 2 ^ d >>> 13 ^ d >>> 22 ^ d << 30 ^ d << 19 ^ d << 10) | 0; + + // 30 + w14 = (w15 >>> 7 ^ w15 >>> 18 ^ w15 >>> 3 ^ w15 << 25 ^ w15 << 14) + (w12 >>> 17 ^ w12 >>> 19 ^ w12 >>> 10 ^ w12 << 15 ^ w12 << 13) + w14 + w7 | 0; + b = w14 + b + (g >>> 6 ^ g >>> 11 ^ g >>> 25 ^ g << 26 ^ g << 21 ^ g << 7) + (a ^ g & (h ^ a)) + 0x06ca6351 | 0; + f = f + b | 0; + b = b + (c & d ^ e & (c ^ d)) + (c >>> 2 ^ c >>> 13 ^ c >>> 22 ^ c << 30 ^ c << 19 ^ c << 10) | 0; + + // 31 + w15 = (w0 >>> 7 ^ w0 >>> 18 ^ w0 >>> 3 ^ w0 << 25 ^ w0 << 14) + (w13 >>> 17 ^ w13 >>> 19 ^ w13 >>> 10 ^ w13 << 15 ^ w13 << 13) + w15 + w8 | 0; + a = w15 + a + (f >>> 6 ^ f >>> 11 ^ f >>> 25 ^ f << 26 ^ f << 21 ^ f << 7) + (h ^ f & (g ^ h)) + 0x14292967 | 0; + e = e + a | 0; + a = a + (b & c ^ d & (b ^ c)) + (b >>> 2 ^ b >>> 13 ^ b >>> 22 ^ b << 30 ^ b << 19 ^ b << 10) | 0; + + // 32 + w0 = (w1 >>> 7 ^ w1 >>> 18 ^ w1 >>> 3 ^ w1 << 25 ^ w1 << 14) + (w14 >>> 17 ^ w14 >>> 19 ^ w14 >>> 10 ^ w14 << 15 ^ w14 << 13) + w0 + w9 | 0; + h = w0 + h + (e >>> 6 ^ e >>> 11 ^ e >>> 25 ^ e << 26 ^ e << 21 ^ e << 7) + (g ^ e & (f ^ g)) + 0x27b70a85 | 0; + d = d + h | 0; + h = h + (a & b ^ c & (a ^ b)) + (a >>> 2 ^ a >>> 13 ^ a >>> 22 ^ a << 30 ^ a << 19 ^ a << 10) | 0; + + // 33 + w1 = (w2 >>> 7 ^ w2 >>> 18 ^ w2 >>> 3 ^ w2 << 25 ^ w2 << 14) + (w15 >>> 17 ^ w15 >>> 19 ^ w15 >>> 10 ^ w15 << 15 ^ w15 << 13) + w1 + w10 | 0; + g = w1 + g + (d >>> 6 ^ d >>> 11 ^ d >>> 25 ^ d << 26 ^ d << 21 ^ d << 7) + (f ^ d & (e ^ f)) + 0x2e1b2138 | 0; + c = c + g | 0; + g = g + (h & a ^ b & (h ^ a)) + (h >>> 2 ^ h >>> 13 ^ h >>> 22 ^ h << 30 ^ h << 19 ^ h << 10) | 0; + + // 34 + w2 = (w3 >>> 7 ^ w3 >>> 18 ^ w3 >>> 3 ^ w3 << 25 ^ w3 << 14) + (w0 >>> 17 ^ w0 >>> 19 ^ w0 >>> 10 ^ w0 << 15 ^ w0 << 13) + w2 + w11 | 0; + f = w2 + f + (c >>> 6 ^ c >>> 11 ^ c >>> 25 ^ c << 26 ^ c << 21 ^ c << 7) + (e ^ c & (d ^ e)) + 0x4d2c6dfc | 0; + b = b + f | 0; + f = f + (g & h ^ a & (g ^ h)) + (g >>> 2 ^ g >>> 13 ^ g >>> 22 ^ g << 30 ^ g << 19 ^ g << 10) | 0; + + // 35 + w3 = (w4 >>> 7 ^ w4 >>> 18 ^ w4 >>> 3 ^ w4 << 25 ^ w4 << 14) + (w1 >>> 17 ^ w1 >>> 19 ^ w1 >>> 10 ^ w1 << 15 ^ w1 << 13) + w3 + w12 | 0; + e = w3 + e + (b >>> 6 ^ b >>> 11 ^ b >>> 25 ^ b << 26 ^ b << 21 ^ b << 7) + (d ^ b & (c ^ d)) + 0x53380d13 | 0; + a = a + e | 0; + e = e + (f & g ^ h & (f ^ g)) + (f >>> 2 ^ f >>> 13 ^ f >>> 22 ^ f << 30 ^ f << 19 ^ f << 10) | 0; + + // 36 + w4 = (w5 >>> 7 ^ w5 >>> 18 ^ w5 >>> 3 ^ w5 << 25 ^ w5 << 14) + (w2 >>> 17 ^ w2 >>> 19 ^ w2 >>> 10 ^ w2 << 15 ^ w2 << 13) + w4 + w13 | 0; + d = w4 + d + (a >>> 6 ^ a >>> 11 ^ a >>> 25 ^ a << 26 ^ a << 21 ^ a << 7) + (c ^ a & (b ^ c)) + 0x650a7354 | 0; + h = h + d | 0; + d = d + (e & f ^ g & (e ^ f)) + (e >>> 2 ^ e >>> 13 ^ e >>> 22 ^ e << 30 ^ e << 19 ^ e << 10) | 0; + + // 37 + w5 = (w6 >>> 7 ^ w6 >>> 18 ^ w6 >>> 3 ^ w6 << 25 ^ w6 << 14) + (w3 >>> 17 ^ w3 >>> 19 ^ w3 >>> 10 ^ w3 << 15 ^ w3 << 13) + w5 + w14 | 0; + c = w5 + c + (h >>> 6 ^ h >>> 11 ^ h >>> 25 ^ h << 26 ^ h << 21 ^ h << 7) + (b ^ h & (a ^ b)) + 0x766a0abb | 0; + g = g + c | 0; + c = c + (d & e ^ f & (d ^ e)) + (d >>> 2 ^ d >>> 13 ^ d >>> 22 ^ d << 30 ^ d << 19 ^ d << 10) | 0; + + // 38 + w6 = (w7 >>> 7 ^ w7 >>> 18 ^ w7 >>> 3 ^ w7 << 25 ^ w7 << 14) + (w4 >>> 17 ^ w4 >>> 19 ^ w4 >>> 10 ^ w4 << 15 ^ w4 << 13) + w6 + w15 | 0; + b = w6 + b + (g >>> 6 ^ g >>> 11 ^ g >>> 25 ^ g << 26 ^ g << 21 ^ g << 7) + (a ^ g & (h ^ a)) + 0x81c2c92e | 0; + f = f + b | 0; + b = b + (c & d ^ e & (c ^ d)) + (c >>> 2 ^ c >>> 13 ^ c >>> 22 ^ c << 30 ^ c << 19 ^ c << 10) | 0; + + // 39 + w7 = (w8 >>> 7 ^ w8 >>> 18 ^ w8 >>> 3 ^ w8 << 25 ^ w8 << 14) + (w5 >>> 17 ^ w5 >>> 19 ^ w5 >>> 10 ^ w5 << 15 ^ w5 << 13) + w7 + w0 | 0; + a = w7 + a + (f >>> 6 ^ f >>> 11 ^ f >>> 25 ^ f << 26 ^ f << 21 ^ f << 7) + (h ^ f & (g ^ h)) + 0x92722c85 | 0; + e = e + a | 0; + a = a + (b & c ^ d & (b ^ c)) + (b >>> 2 ^ b >>> 13 ^ b >>> 22 ^ b << 30 ^ b << 19 ^ b << 10) | 0; + + // 40 + w8 = (w9 >>> 7 ^ w9 >>> 18 ^ w9 >>> 3 ^ w9 << 25 ^ w9 << 14) + (w6 >>> 17 ^ w6 >>> 19 ^ w6 >>> 10 ^ w6 << 15 ^ w6 << 13) + w8 + w1 | 0; + h = w8 + h + (e >>> 6 ^ e >>> 11 ^ e >>> 25 ^ e << 26 ^ e << 21 ^ e << 7) + (g ^ e & (f ^ g)) + 0xa2bfe8a1 | 0; + d = d + h | 0; + h = h + (a & b ^ c & (a ^ b)) + (a >>> 2 ^ a >>> 13 ^ a >>> 22 ^ a << 30 ^ a << 19 ^ a << 10) | 0; + + // 41 + w9 = (w10 >>> 7 ^ w10 >>> 18 ^ w10 >>> 3 ^ w10 << 25 ^ w10 << 14) + (w7 >>> 17 ^ w7 >>> 19 ^ w7 >>> 10 ^ w7 << 15 ^ w7 << 13) + w9 + w2 | 0; + g = w9 + g + (d >>> 6 ^ d >>> 11 ^ d >>> 25 ^ d << 26 ^ d << 21 ^ d << 7) + (f ^ d & (e ^ f)) + 0xa81a664b | 0; + c = c + g | 0; + g = g + (h & a ^ b & (h ^ a)) + (h >>> 2 ^ h >>> 13 ^ h >>> 22 ^ h << 30 ^ h << 19 ^ h << 10) | 0; + + // 42 + w10 = (w11 >>> 7 ^ w11 >>> 18 ^ w11 >>> 3 ^ w11 << 25 ^ w11 << 14) + (w8 >>> 17 ^ w8 >>> 19 ^ w8 >>> 10 ^ w8 << 15 ^ w8 << 13) + w10 + w3 | 0; + f = w10 + f + (c >>> 6 ^ c >>> 11 ^ c >>> 25 ^ c << 26 ^ c << 21 ^ c << 7) + (e ^ c & (d ^ e)) + 0xc24b8b70 | 0; + b = b + f | 0; + f = f + (g & h ^ a & (g ^ h)) + (g >>> 2 ^ g >>> 13 ^ g >>> 22 ^ g << 30 ^ g << 19 ^ g << 10) | 0; + + // 43 + w11 = (w12 >>> 7 ^ w12 >>> 18 ^ w12 >>> 3 ^ w12 << 25 ^ w12 << 14) + (w9 >>> 17 ^ w9 >>> 19 ^ w9 >>> 10 ^ w9 << 15 ^ w9 << 13) + w11 + w4 | 0; + e = w11 + e + (b >>> 6 ^ b >>> 11 ^ b >>> 25 ^ b << 26 ^ b << 21 ^ b << 7) + (d ^ b & (c ^ d)) + 0xc76c51a3 | 0; + a = a + e | 0; + e = e + (f & g ^ h & (f ^ g)) + (f >>> 2 ^ f >>> 13 ^ f >>> 22 ^ f << 30 ^ f << 19 ^ f << 10) | 0; + + // 44 + w12 = (w13 >>> 7 ^ w13 >>> 18 ^ w13 >>> 3 ^ w13 << 25 ^ w13 << 14) + (w10 >>> 17 ^ w10 >>> 19 ^ w10 >>> 10 ^ w10 << 15 ^ w10 << 13) + w12 + w5 | 0; + d = w12 + d + (a >>> 6 ^ a >>> 11 ^ a >>> 25 ^ a << 26 ^ a << 21 ^ a << 7) + (c ^ a & (b ^ c)) + 0xd192e819 | 0; + h = h + d | 0; + d = d + (e & f ^ g & (e ^ f)) + (e >>> 2 ^ e >>> 13 ^ e >>> 22 ^ e << 30 ^ e << 19 ^ e << 10) | 0; + + // 45 + w13 = (w14 >>> 7 ^ w14 >>> 18 ^ w14 >>> 3 ^ w14 << 25 ^ w14 << 14) + (w11 >>> 17 ^ w11 >>> 19 ^ w11 >>> 10 ^ w11 << 15 ^ w11 << 13) + w13 + w6 | 0; + c = w13 + c + (h >>> 6 ^ h >>> 11 ^ h >>> 25 ^ h << 26 ^ h << 21 ^ h << 7) + (b ^ h & (a ^ b)) + 0xd6990624 | 0; + g = g + c | 0; + c = c + (d & e ^ f & (d ^ e)) + (d >>> 2 ^ d >>> 13 ^ d >>> 22 ^ d << 30 ^ d << 19 ^ d << 10) | 0; + + // 46 + w14 = (w15 >>> 7 ^ w15 >>> 18 ^ w15 >>> 3 ^ w15 << 25 ^ w15 << 14) + (w12 >>> 17 ^ w12 >>> 19 ^ w12 >>> 10 ^ w12 << 15 ^ w12 << 13) + w14 + w7 | 0; + b = w14 + b + (g >>> 6 ^ g >>> 11 ^ g >>> 25 ^ g << 26 ^ g << 21 ^ g << 7) + (a ^ g & (h ^ a)) + 0xf40e3585 | 0; + f = f + b | 0; + b = b + (c & d ^ e & (c ^ d)) + (c >>> 2 ^ c >>> 13 ^ c >>> 22 ^ c << 30 ^ c << 19 ^ c << 10) | 0; + + // 47 + w15 = (w0 >>> 7 ^ w0 >>> 18 ^ w0 >>> 3 ^ w0 << 25 ^ w0 << 14) + (w13 >>> 17 ^ w13 >>> 19 ^ w13 >>> 10 ^ w13 << 15 ^ w13 << 13) + w15 + w8 | 0; + a = w15 + a + (f >>> 6 ^ f >>> 11 ^ f >>> 25 ^ f << 26 ^ f << 21 ^ f << 7) + (h ^ f & (g ^ h)) + 0x106aa070 | 0; + e = e + a | 0; + a = a + (b & c ^ d & (b ^ c)) + (b >>> 2 ^ b >>> 13 ^ b >>> 22 ^ b << 30 ^ b << 19 ^ b << 10) | 0; + + // 48 + w0 = (w1 >>> 7 ^ w1 >>> 18 ^ w1 >>> 3 ^ w1 << 25 ^ w1 << 14) + (w14 >>> 17 ^ w14 >>> 19 ^ w14 >>> 10 ^ w14 << 15 ^ w14 << 13) + w0 + w9 | 0; + h = w0 + h + (e >>> 6 ^ e >>> 11 ^ e >>> 25 ^ e << 26 ^ e << 21 ^ e << 7) + (g ^ e & (f ^ g)) + 0x19a4c116 | 0; + d = d + h | 0; + h = h + (a & b ^ c & (a ^ b)) + (a >>> 2 ^ a >>> 13 ^ a >>> 22 ^ a << 30 ^ a << 19 ^ a << 10) | 0; + + // 49 + w1 = (w2 >>> 7 ^ w2 >>> 18 ^ w2 >>> 3 ^ w2 << 25 ^ w2 << 14) + (w15 >>> 17 ^ w15 >>> 19 ^ w15 >>> 10 ^ w15 << 15 ^ w15 << 13) + w1 + w10 | 0; + g = w1 + g + (d >>> 6 ^ d >>> 11 ^ d >>> 25 ^ d << 26 ^ d << 21 ^ d << 7) + (f ^ d & (e ^ f)) + 0x1e376c08 | 0; + c = c + g | 0; + g = g + (h & a ^ b & (h ^ a)) + (h >>> 2 ^ h >>> 13 ^ h >>> 22 ^ h << 30 ^ h << 19 ^ h << 10) | 0; + + // 50 + w2 = (w3 >>> 7 ^ w3 >>> 18 ^ w3 >>> 3 ^ w3 << 25 ^ w3 << 14) + (w0 >>> 17 ^ w0 >>> 19 ^ w0 >>> 10 ^ w0 << 15 ^ w0 << 13) + w2 + w11 | 0; + f = w2 + f + (c >>> 6 ^ c >>> 11 ^ c >>> 25 ^ c << 26 ^ c << 21 ^ c << 7) + (e ^ c & (d ^ e)) + 0x2748774c | 0; + b = b + f | 0; + f = f + (g & h ^ a & (g ^ h)) + (g >>> 2 ^ g >>> 13 ^ g >>> 22 ^ g << 30 ^ g << 19 ^ g << 10) | 0; + + // 51 + w3 = (w4 >>> 7 ^ w4 >>> 18 ^ w4 >>> 3 ^ w4 << 25 ^ w4 << 14) + (w1 >>> 17 ^ w1 >>> 19 ^ w1 >>> 10 ^ w1 << 15 ^ w1 << 13) + w3 + w12 | 0; + e = w3 + e + (b >>> 6 ^ b >>> 11 ^ b >>> 25 ^ b << 26 ^ b << 21 ^ b << 7) + (d ^ b & (c ^ d)) + 0x34b0bcb5 | 0; + a = a + e | 0; + e = e + (f & g ^ h & (f ^ g)) + (f >>> 2 ^ f >>> 13 ^ f >>> 22 ^ f << 30 ^ f << 19 ^ f << 10) | 0; + + // 52 + w4 = (w5 >>> 7 ^ w5 >>> 18 ^ w5 >>> 3 ^ w5 << 25 ^ w5 << 14) + (w2 >>> 17 ^ w2 >>> 19 ^ w2 >>> 10 ^ w2 << 15 ^ w2 << 13) + w4 + w13 | 0; + d = w4 + d + (a >>> 6 ^ a >>> 11 ^ a >>> 25 ^ a << 26 ^ a << 21 ^ a << 7) + (c ^ a & (b ^ c)) + 0x391c0cb3 | 0; + h = h + d | 0; + d = d + (e & f ^ g & (e ^ f)) + (e >>> 2 ^ e >>> 13 ^ e >>> 22 ^ e << 30 ^ e << 19 ^ e << 10) | 0; + + // 53 + w5 = (w6 >>> 7 ^ w6 >>> 18 ^ w6 >>> 3 ^ w6 << 25 ^ w6 << 14) + (w3 >>> 17 ^ w3 >>> 19 ^ w3 >>> 10 ^ w3 << 15 ^ w3 << 13) + w5 + w14 | 0; + c = w5 + c + (h >>> 6 ^ h >>> 11 ^ h >>> 25 ^ h << 26 ^ h << 21 ^ h << 7) + (b ^ h & (a ^ b)) + 0x4ed8aa4a | 0; + g = g + c | 0; + c = c + (d & e ^ f & (d ^ e)) + (d >>> 2 ^ d >>> 13 ^ d >>> 22 ^ d << 30 ^ d << 19 ^ d << 10) | 0; + + // 54 + w6 = (w7 >>> 7 ^ w7 >>> 18 ^ w7 >>> 3 ^ w7 << 25 ^ w7 << 14) + (w4 >>> 17 ^ w4 >>> 19 ^ w4 >>> 10 ^ w4 << 15 ^ w4 << 13) + w6 + w15 | 0; + b = w6 + b + (g >>> 6 ^ g >>> 11 ^ g >>> 25 ^ g << 26 ^ g << 21 ^ g << 7) + (a ^ g & (h ^ a)) + 0x5b9cca4f | 0; + f = f + b | 0; + b = b + (c & d ^ e & (c ^ d)) + (c >>> 2 ^ c >>> 13 ^ c >>> 22 ^ c << 30 ^ c << 19 ^ c << 10) | 0; + + // 55 + w7 = (w8 >>> 7 ^ w8 >>> 18 ^ w8 >>> 3 ^ w8 << 25 ^ w8 << 14) + (w5 >>> 17 ^ w5 >>> 19 ^ w5 >>> 10 ^ w5 << 15 ^ w5 << 13) + w7 + w0 | 0; + a = w7 + a + (f >>> 6 ^ f >>> 11 ^ f >>> 25 ^ f << 26 ^ f << 21 ^ f << 7) + (h ^ f & (g ^ h)) + 0x682e6ff3 | 0; + e = e + a | 0; + a = a + (b & c ^ d & (b ^ c)) + (b >>> 2 ^ b >>> 13 ^ b >>> 22 ^ b << 30 ^ b << 19 ^ b << 10) | 0; + + // 56 + w8 = (w9 >>> 7 ^ w9 >>> 18 ^ w9 >>> 3 ^ w9 << 25 ^ w9 << 14) + (w6 >>> 17 ^ w6 >>> 19 ^ w6 >>> 10 ^ w6 << 15 ^ w6 << 13) + w8 + w1 | 0; + h = w8 + h + (e >>> 6 ^ e >>> 11 ^ e >>> 25 ^ e << 26 ^ e << 21 ^ e << 7) + (g ^ e & (f ^ g)) + 0x748f82ee | 0; + d = d + h | 0; + h = h + (a & b ^ c & (a ^ b)) + (a >>> 2 ^ a >>> 13 ^ a >>> 22 ^ a << 30 ^ a << 19 ^ a << 10) | 0; + + // 57 + w9 = (w10 >>> 7 ^ w10 >>> 18 ^ w10 >>> 3 ^ w10 << 25 ^ w10 << 14) + (w7 >>> 17 ^ w7 >>> 19 ^ w7 >>> 10 ^ w7 << 15 ^ w7 << 13) + w9 + w2 | 0; + g = w9 + g + (d >>> 6 ^ d >>> 11 ^ d >>> 25 ^ d << 26 ^ d << 21 ^ d << 7) + (f ^ d & (e ^ f)) + 0x78a5636f | 0; + c = c + g | 0; + g = g + (h & a ^ b & (h ^ a)) + (h >>> 2 ^ h >>> 13 ^ h >>> 22 ^ h << 30 ^ h << 19 ^ h << 10) | 0; + + // 58 + w10 = (w11 >>> 7 ^ w11 >>> 18 ^ w11 >>> 3 ^ w11 << 25 ^ w11 << 14) + (w8 >>> 17 ^ w8 >>> 19 ^ w8 >>> 10 ^ w8 << 15 ^ w8 << 13) + w10 + w3 | 0; + f = w10 + f + (c >>> 6 ^ c >>> 11 ^ c >>> 25 ^ c << 26 ^ c << 21 ^ c << 7) + (e ^ c & (d ^ e)) + 0x84c87814 | 0; + b = b + f | 0; + f = f + (g & h ^ a & (g ^ h)) + (g >>> 2 ^ g >>> 13 ^ g >>> 22 ^ g << 30 ^ g << 19 ^ g << 10) | 0; + + // 59 + w11 = (w12 >>> 7 ^ w12 >>> 18 ^ w12 >>> 3 ^ w12 << 25 ^ w12 << 14) + (w9 >>> 17 ^ w9 >>> 19 ^ w9 >>> 10 ^ w9 << 15 ^ w9 << 13) + w11 + w4 | 0; + e = w11 + e + (b >>> 6 ^ b >>> 11 ^ b >>> 25 ^ b << 26 ^ b << 21 ^ b << 7) + (d ^ b & (c ^ d)) + 0x8cc70208 | 0; + a = a + e | 0; + e = e + (f & g ^ h & (f ^ g)) + (f >>> 2 ^ f >>> 13 ^ f >>> 22 ^ f << 30 ^ f << 19 ^ f << 10) | 0; + + // 60 + w12 = (w13 >>> 7 ^ w13 >>> 18 ^ w13 >>> 3 ^ w13 << 25 ^ w13 << 14) + (w10 >>> 17 ^ w10 >>> 19 ^ w10 >>> 10 ^ w10 << 15 ^ w10 << 13) + w12 + w5 | 0; + d = w12 + d + (a >>> 6 ^ a >>> 11 ^ a >>> 25 ^ a << 26 ^ a << 21 ^ a << 7) + (c ^ a & (b ^ c)) + 0x90befffa | 0; + h = h + d | 0; + d = d + (e & f ^ g & (e ^ f)) + (e >>> 2 ^ e >>> 13 ^ e >>> 22 ^ e << 30 ^ e << 19 ^ e << 10) | 0; + + // 61 + w13 = (w14 >>> 7 ^ w14 >>> 18 ^ w14 >>> 3 ^ w14 << 25 ^ w14 << 14) + (w11 >>> 17 ^ w11 >>> 19 ^ w11 >>> 10 ^ w11 << 15 ^ w11 << 13) + w13 + w6 | 0; + c = w13 + c + (h >>> 6 ^ h >>> 11 ^ h >>> 25 ^ h << 26 ^ h << 21 ^ h << 7) + (b ^ h & (a ^ b)) + 0xa4506ceb | 0; + g = g + c | 0; + c = c + (d & e ^ f & (d ^ e)) + (d >>> 2 ^ d >>> 13 ^ d >>> 22 ^ d << 30 ^ d << 19 ^ d << 10) | 0; + + // 62 + w14 = (w15 >>> 7 ^ w15 >>> 18 ^ w15 >>> 3 ^ w15 << 25 ^ w15 << 14) + (w12 >>> 17 ^ w12 >>> 19 ^ w12 >>> 10 ^ w12 << 15 ^ w12 << 13) + w14 + w7 | 0; + b = w14 + b + (g >>> 6 ^ g >>> 11 ^ g >>> 25 ^ g << 26 ^ g << 21 ^ g << 7) + (a ^ g & (h ^ a)) + 0xbef9a3f7 | 0; + f = f + b | 0; + b = b + (c & d ^ e & (c ^ d)) + (c >>> 2 ^ c >>> 13 ^ c >>> 22 ^ c << 30 ^ c << 19 ^ c << 10) | 0; + + // 63 + w15 = (w0 >>> 7 ^ w0 >>> 18 ^ w0 >>> 3 ^ w0 << 25 ^ w0 << 14) + (w13 >>> 17 ^ w13 >>> 19 ^ w13 >>> 10 ^ w13 << 15 ^ w13 << 13) + w15 + w8 | 0; + a = w15 + a + (f >>> 6 ^ f >>> 11 ^ f >>> 25 ^ f << 26 ^ f << 21 ^ f << 7) + (h ^ f & (g ^ h)) + 0xc67178f2 | 0; + e = e + a | 0; + a = a + (b & c ^ d & (b ^ c)) + (b >>> 2 ^ b >>> 13 ^ b >>> 22 ^ b << 30 ^ b << 19 ^ b << 10) | 0; + + H0 = H0 + a | 0; + H1 = H1 + b | 0; + H2 = H2 + c | 0; + H3 = H3 + d | 0; + H4 = H4 + e | 0; + H5 = H5 + f | 0; + H6 = H6 + g | 0; + H7 = H7 + h | 0; + } + + function _core_heap(offset) { + offset = offset | 0; + + _core(HEAP[offset | 0] << 24 | HEAP[offset | 1] << 16 | HEAP[offset | 2] << 8 | HEAP[offset | 3], HEAP[offset | 4] << 24 | HEAP[offset | 5] << 16 | HEAP[offset | 6] << 8 | HEAP[offset | 7], HEAP[offset | 8] << 24 | HEAP[offset | 9] << 16 | HEAP[offset | 10] << 8 | HEAP[offset | 11], HEAP[offset | 12] << 24 | HEAP[offset | 13] << 16 | HEAP[offset | 14] << 8 | HEAP[offset | 15], HEAP[offset | 16] << 24 | HEAP[offset | 17] << 16 | HEAP[offset | 18] << 8 | HEAP[offset | 19], HEAP[offset | 20] << 24 | HEAP[offset | 21] << 16 | HEAP[offset | 22] << 8 | HEAP[offset | 23], HEAP[offset | 24] << 24 | HEAP[offset | 25] << 16 | HEAP[offset | 26] << 8 | HEAP[offset | 27], HEAP[offset | 28] << 24 | HEAP[offset | 29] << 16 | HEAP[offset | 30] << 8 | HEAP[offset | 31], HEAP[offset | 32] << 24 | HEAP[offset | 33] << 16 | HEAP[offset | 34] << 8 | HEAP[offset | 35], HEAP[offset | 36] << 24 | HEAP[offset | 37] << 16 | HEAP[offset | 38] << 8 | HEAP[offset | 39], HEAP[offset | 40] << 24 | HEAP[offset | 41] << 16 | HEAP[offset | 42] << 8 | HEAP[offset | 43], HEAP[offset | 44] << 24 | HEAP[offset | 45] << 16 | HEAP[offset | 46] << 8 | HEAP[offset | 47], HEAP[offset | 48] << 24 | HEAP[offset | 49] << 16 | HEAP[offset | 50] << 8 | HEAP[offset | 51], HEAP[offset | 52] << 24 | HEAP[offset | 53] << 16 | HEAP[offset | 54] << 8 | HEAP[offset | 55], HEAP[offset | 56] << 24 | HEAP[offset | 57] << 16 | HEAP[offset | 58] << 8 | HEAP[offset | 59], HEAP[offset | 60] << 24 | HEAP[offset | 61] << 16 | HEAP[offset | 62] << 8 | HEAP[offset | 63]); + } + + // offset — multiple of 32 + function _state_to_heap(output) { + output = output | 0; + + HEAP[output | 0] = H0 >>> 24; + HEAP[output | 1] = H0 >>> 16 & 255; + HEAP[output | 2] = H0 >>> 8 & 255; + HEAP[output | 3] = H0 & 255; + HEAP[output | 4] = H1 >>> 24; + HEAP[output | 5] = H1 >>> 16 & 255; + HEAP[output | 6] = H1 >>> 8 & 255; + HEAP[output | 7] = H1 & 255; + HEAP[output | 8] = H2 >>> 24; + HEAP[output | 9] = H2 >>> 16 & 255; + HEAP[output | 10] = H2 >>> 8 & 255; + HEAP[output | 11] = H2 & 255; + HEAP[output | 12] = H3 >>> 24; + HEAP[output | 13] = H3 >>> 16 & 255; + HEAP[output | 14] = H3 >>> 8 & 255; + HEAP[output | 15] = H3 & 255; + HEAP[output | 16] = H4 >>> 24; + HEAP[output | 17] = H4 >>> 16 & 255; + HEAP[output | 18] = H4 >>> 8 & 255; + HEAP[output | 19] = H4 & 255; + HEAP[output | 20] = H5 >>> 24; + HEAP[output | 21] = H5 >>> 16 & 255; + HEAP[output | 22] = H5 >>> 8 & 255; + HEAP[output | 23] = H5 & 255; + HEAP[output | 24] = H6 >>> 24; + HEAP[output | 25] = H6 >>> 16 & 255; + HEAP[output | 26] = H6 >>> 8 & 255; + HEAP[output | 27] = H6 & 255; + HEAP[output | 28] = H7 >>> 24; + HEAP[output | 29] = H7 >>> 16 & 255; + HEAP[output | 30] = H7 >>> 8 & 255; + HEAP[output | 31] = H7 & 255; + } + + function reset() { + H0 = 0x6a09e667; + H1 = 0xbb67ae85; + H2 = 0x3c6ef372; + H3 = 0xa54ff53a; + H4 = 0x510e527f; + H5 = 0x9b05688c; + H6 = 0x1f83d9ab; + H7 = 0x5be0cd19; + TOTAL0 = TOTAL1 = 0; + } + + function init(h0, h1, h2, h3, h4, h5, h6, h7, total0, total1) { + h0 = h0 | 0; + h1 = h1 | 0; + h2 = h2 | 0; + h3 = h3 | 0; + h4 = h4 | 0; + h5 = h5 | 0; + h6 = h6 | 0; + h7 = h7 | 0; + total0 = total0 | 0; + total1 = total1 | 0; + + H0 = h0; + H1 = h1; + H2 = h2; + H3 = h3; + H4 = h4; + H5 = h5; + H6 = h6; + H7 = h7; + TOTAL0 = total0; + TOTAL1 = total1; + } + + // offset — multiple of 64 + function process(offset, length) { + offset = offset | 0; + length = length | 0; + + var hashed = 0; + + if (offset & 63) return -1; + + while ((length | 0) >= 64) { + _core_heap(offset); + + offset = offset + 64 | 0; + length = length - 64 | 0; + + hashed = hashed + 64 | 0; + } + + TOTAL0 = TOTAL0 + hashed | 0; + if (TOTAL0 >>> 0 < hashed >>> 0) TOTAL1 = TOTAL1 + 1 | 0; + + return hashed | 0; + } + + // offset — multiple of 64 + // output — multiple of 32 + function finish(offset, length, output) { + offset = offset | 0; + length = length | 0; + output = output | 0; + + var hashed = 0, + i = 0; + + if (offset & 63) return -1; + + if (~output) if (output & 31) return -1; + + if ((length | 0) >= 64) { + hashed = process(offset, length) | 0; + if ((hashed | 0) == -1) return -1; + + offset = offset + hashed | 0; + length = length - hashed | 0; + } + + hashed = hashed + length | 0; + TOTAL0 = TOTAL0 + length | 0; + if (TOTAL0 >>> 0 < length >>> 0) TOTAL1 = TOTAL1 + 1 | 0; + + HEAP[offset | length] = 0x80; + + if ((length | 0) >= 56) { + for (i = length + 1 | 0; (i | 0) < 64; i = i + 1 | 0) HEAP[offset | i] = 0x00; + + _core_heap(offset); + + length = 0; + + HEAP[offset | 0] = 0; + } + + for (i = length + 1 | 0; (i | 0) < 59; i = i + 1 | 0) HEAP[offset | i] = 0; + + HEAP[offset | 56] = TOTAL1 >>> 21 & 255; + HEAP[offset | 57] = TOTAL1 >>> 13 & 255; + HEAP[offset | 58] = TOTAL1 >>> 5 & 255; + HEAP[offset | 59] = TOTAL1 << 3 & 255 | TOTAL0 >>> 29; + HEAP[offset | 60] = TOTAL0 >>> 21 & 255; + HEAP[offset | 61] = TOTAL0 >>> 13 & 255; + HEAP[offset | 62] = TOTAL0 >>> 5 & 255; + HEAP[offset | 63] = TOTAL0 << 3 & 255; + _core_heap(offset); + + if (~output) _state_to_heap(output); + + return hashed | 0; + } + + function hmac_reset() { + H0 = I0; + H1 = I1; + H2 = I2; + H3 = I3; + H4 = I4; + H5 = I5; + H6 = I6; + H7 = I7; + TOTAL0 = 64; + TOTAL1 = 0; + } + + function _hmac_opad() { + H0 = O0; + H1 = O1; + H2 = O2; + H3 = O3; + H4 = O4; + H5 = O5; + H6 = O6; + H7 = O7; + TOTAL0 = 64; + TOTAL1 = 0; + } + + function hmac_init(p0, p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11, p12, p13, p14, p15) { + p0 = p0 | 0; + p1 = p1 | 0; + p2 = p2 | 0; + p3 = p3 | 0; + p4 = p4 | 0; + p5 = p5 | 0; + p6 = p6 | 0; + p7 = p7 | 0; + p8 = p8 | 0; + p9 = p9 | 0; + p10 = p10 | 0; + p11 = p11 | 0; + p12 = p12 | 0; + p13 = p13 | 0; + p14 = p14 | 0; + p15 = p15 | 0; + + // opad + reset(); + _core(p0 ^ 0x5c5c5c5c, p1 ^ 0x5c5c5c5c, p2 ^ 0x5c5c5c5c, p3 ^ 0x5c5c5c5c, p4 ^ 0x5c5c5c5c, p5 ^ 0x5c5c5c5c, p6 ^ 0x5c5c5c5c, p7 ^ 0x5c5c5c5c, p8 ^ 0x5c5c5c5c, p9 ^ 0x5c5c5c5c, p10 ^ 0x5c5c5c5c, p11 ^ 0x5c5c5c5c, p12 ^ 0x5c5c5c5c, p13 ^ 0x5c5c5c5c, p14 ^ 0x5c5c5c5c, p15 ^ 0x5c5c5c5c); + O0 = H0; + O1 = H1; + O2 = H2; + O3 = H3; + O4 = H4; + O5 = H5; + O6 = H6; + O7 = H7; + + // ipad + reset(); + _core(p0 ^ 0x36363636, p1 ^ 0x36363636, p2 ^ 0x36363636, p3 ^ 0x36363636, p4 ^ 0x36363636, p5 ^ 0x36363636, p6 ^ 0x36363636, p7 ^ 0x36363636, p8 ^ 0x36363636, p9 ^ 0x36363636, p10 ^ 0x36363636, p11 ^ 0x36363636, p12 ^ 0x36363636, p13 ^ 0x36363636, p14 ^ 0x36363636, p15 ^ 0x36363636); + I0 = H0; + I1 = H1; + I2 = H2; + I3 = H3; + I4 = H4; + I5 = H5; + I6 = H6; + I7 = H7; + + TOTAL0 = 64; + TOTAL1 = 0; + } + + // offset — multiple of 64 + // output — multiple of 32 + function hmac_finish(offset, length, output) { + offset = offset | 0; + length = length | 0; + output = output | 0; + + var t0 = 0, + t1 = 0, + t2 = 0, + t3 = 0, + t4 = 0, + t5 = 0, + t6 = 0, + t7 = 0, + hashed = 0; + + if (offset & 63) return -1; + + if (~output) if (output & 31) return -1; + + hashed = finish(offset, length, -1) | 0; + t0 = H0, t1 = H1, t2 = H2, t3 = H3, t4 = H4, t5 = H5, t6 = H6, t7 = H7; + + _hmac_opad(); + _core(t0, t1, t2, t3, t4, t5, t6, t7, 0x80000000, 0, 0, 0, 0, 0, 0, 768); + + if (~output) _state_to_heap(output); + + return hashed | 0; + } + + // salt is assumed to be already processed + // offset — multiple of 64 + // output — multiple of 32 + function pbkdf2_generate_block(offset, length, block, count, output) { + offset = offset | 0; + length = length | 0; + block = block | 0; + count = count | 0; + output = output | 0; + + var h0 = 0, + h1 = 0, + h2 = 0, + h3 = 0, + h4 = 0, + h5 = 0, + h6 = 0, + h7 = 0, + t0 = 0, + t1 = 0, + t2 = 0, + t3 = 0, + t4 = 0, + t5 = 0, + t6 = 0, + t7 = 0; + + if (offset & 63) return -1; + + if (~output) if (output & 31) return -1; + + // pad block number into heap + // FIXME probable OOB write + HEAP[offset + length | 0] = block >>> 24; + HEAP[offset + length + 1 | 0] = block >>> 16 & 255; + HEAP[offset + length + 2 | 0] = block >>> 8 & 255; + HEAP[offset + length + 3 | 0] = block & 255; + + // finish first iteration + hmac_finish(offset, length + 4 | 0, -1) | 0; + h0 = t0 = H0, h1 = t1 = H1, h2 = t2 = H2, h3 = t3 = H3, h4 = t4 = H4, h5 = t5 = H5, h6 = t6 = H6, h7 = t7 = H7; + count = count - 1 | 0; + + // perform the rest iterations + while ((count | 0) > 0) { + hmac_reset(); + _core(t0, t1, t2, t3, t4, t5, t6, t7, 0x80000000, 0, 0, 0, 0, 0, 0, 768); + t0 = H0, t1 = H1, t2 = H2, t3 = H3, t4 = H4, t5 = H5, t6 = H6, t7 = H7; + + _hmac_opad(); + _core(t0, t1, t2, t3, t4, t5, t6, t7, 0x80000000, 0, 0, 0, 0, 0, 0, 768); + t0 = H0, t1 = H1, t2 = H2, t3 = H3, t4 = H4, t5 = H5, t6 = H6, t7 = H7; + + h0 = h0 ^ H0; + h1 = h1 ^ H1; + h2 = h2 ^ H2; + h3 = h3 ^ H3; + h4 = h4 ^ H4; + h5 = h5 ^ H5; + h6 = h6 ^ H6; + h7 = h7 ^ H7; + + count = count - 1 | 0; + } + + H0 = h0; + H1 = h1; + H2 = h2; + H3 = h3; + H4 = h4; + H5 = h5; + H6 = h6; + H7 = h7; + + if (~output) _state_to_heap(output); + + return 0; + } + + return { + // SHA256 + reset: reset, + init: init, + process: process, + finish: finish, + + // HMAC-SHA256 + hmac_reset: hmac_reset, + hmac_init: hmac_init, + hmac_finish: hmac_finish, + + // PBKDF2-HMAC-SHA256 + pbkdf2_generate_block: pbkdf2_generate_block + }; +}; + +},{}],13:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.Sha256 = exports._sha256_hash_size = exports._sha256_block_size = undefined; + +var _sha = require('./sha256.asm'); + +var _hash = require('../hash'); + +var __extends = undefined && undefined.__extends || function () { + var extendStatics = Object.setPrototypeOf || { __proto__: [] } instanceof Array && function (d, b) { + d.__proto__ = b; + } || function (d, b) { + for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; + }; + return function (d, b) { + extendStatics(d, b); + function __() { + this.constructor = d; + } + d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __()); + }; +}(); +var _sha256_block_size = exports._sha256_block_size = 64; +var _sha256_hash_size = exports._sha256_hash_size = 32; +var Sha256 = /** @class */function (_super) { + __extends(Sha256, _super); + function Sha256() { + var _this = _super !== null && _super.apply(this, arguments) || this; + _this.NAME = 'sha256'; + _this.BLOCK_SIZE = _sha256_block_size; + _this.HASH_SIZE = _sha256_hash_size; + return _this; + } + Sha256.bytes = function (data) { + return new Sha256().process(data).finish().result; + }; + Sha256.NAME = 'sha256'; + Sha256.heap_pool = []; + Sha256.asm_pool = []; + Sha256.asm_function = _sha.sha256_asm; + return Sha256; +}(_hash.Hash); +exports.Sha256 = Sha256; + +},{"../hash":9,"./sha256.asm":12}],14:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +var __extends = undefined && undefined.__extends || function () { + var extendStatics = Object.setPrototypeOf || { __proto__: [] } instanceof Array && function (d, b) { + d.__proto__ = b; + } || function (d, b) { + for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; + }; + return function (d, b) { + extendStatics(d, b); + function __() { + this.constructor = d; + } + d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __()); + }; +}(); +var IllegalStateError = /** @class */function (_super) { + __extends(IllegalStateError, _super); + function IllegalStateError() { + var args = []; + for (var _i = 0; _i < arguments.length; _i++) { + args[_i] = arguments[_i]; + } + var _this = _super.apply(this, args) || this; + Object.create(Error.prototype, { name: { value: 'IllegalStateError' } }); + return _this; + } + return IllegalStateError; +}(Error); +exports.IllegalStateError = IllegalStateError; + +var IllegalArgumentError = /** @class */function (_super) { + __extends(IllegalArgumentError, _super); + function IllegalArgumentError() { + var args = []; + for (var _i = 0; _i < arguments.length; _i++) { + args[_i] = arguments[_i]; + } + var _this = _super.apply(this, args) || this; + Object.create(Error.prototype, { name: { value: 'IllegalArgumentError' } }); + return _this; + } + return IllegalArgumentError; +}(Error); +exports.IllegalArgumentError = IllegalArgumentError; + +var SecurityError = /** @class */function (_super) { + __extends(SecurityError, _super); + function SecurityError() { + var args = []; + for (var _i = 0; _i < arguments.length; _i++) { + args[_i] = arguments[_i]; + } + var _this = _super.apply(this, args) || this; + Object.create(Error.prototype, { name: { value: 'SecurityError' } }); + return _this; + } + return SecurityError; +}(Error); +exports.SecurityError = SecurityError; + +},{}],15:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.string_to_bytes = string_to_bytes; +exports.hex_to_bytes = hex_to_bytes; +exports.base64_to_bytes = base64_to_bytes; +exports.bytes_to_string = bytes_to_string; +exports.bytes_to_hex = bytes_to_hex; +exports.bytes_to_base64 = bytes_to_base64; +exports.pow2_ceil = pow2_ceil; +exports.is_number = is_number; +exports.is_string = is_string; +exports.is_buffer = is_buffer; +exports.is_bytes = is_bytes; +exports.is_typed_array = is_typed_array; +exports._heap_init = _heap_init; +exports._heap_write = _heap_write; +exports.joinBytes = joinBytes; +var local_atob = typeof atob === 'undefined' ? function (str) { + return require('buffer').Buffer.from(str, 'base64').toString('binary'); +} : atob; +var local_btoa = typeof btoa === 'undefined' ? function (str) { + return require('buffer').Buffer.from(str, 'binary').toString('base64'); +} : btoa; +function string_to_bytes(str, utf8) { + if (utf8 === void 0) { + utf8 = false; + } + var len = str.length, + bytes = new Uint8Array(utf8 ? 4 * len : len); + for (var i = 0, j = 0; i < len; i++) { + var c = str.charCodeAt(i); + if (utf8 && 0xd800 <= c && c <= 0xdbff) { + if (++i >= len) throw new Error('Malformed string, low surrogate expected at position ' + i); + c = (c ^ 0xd800) << 10 | 0x10000 | str.charCodeAt(i) ^ 0xdc00; + } else if (!utf8 && c >>> 8) { + throw new Error('Wide characters are not allowed.'); + } + if (!utf8 || c <= 0x7f) { + bytes[j++] = c; + } else if (c <= 0x7ff) { + bytes[j++] = 0xc0 | c >> 6; + bytes[j++] = 0x80 | c & 0x3f; + } else if (c <= 0xffff) { + bytes[j++] = 0xe0 | c >> 12; + bytes[j++] = 0x80 | c >> 6 & 0x3f; + bytes[j++] = 0x80 | c & 0x3f; + } else { + bytes[j++] = 0xf0 | c >> 18; + bytes[j++] = 0x80 | c >> 12 & 0x3f; + bytes[j++] = 0x80 | c >> 6 & 0x3f; + bytes[j++] = 0x80 | c & 0x3f; + } + } + return bytes.subarray(0, j); +} +function hex_to_bytes(str) { + var len = str.length; + if (len & 1) { + str = '0' + str; + len++; + } + var bytes = new Uint8Array(len >> 1); + for (var i = 0; i < len; i += 2) { + bytes[i >> 1] = parseInt(str.substr(i, 2), 16); + } + return bytes; +} +function base64_to_bytes(str) { + return string_to_bytes(local_atob(str)); +} +function bytes_to_string(bytes, utf8) { + if (utf8 === void 0) { + utf8 = false; + } + var len = bytes.length, + chars = new Array(len); + for (var i = 0, j = 0; i < len; i++) { + var b = bytes[i]; + if (!utf8 || b < 128) { + chars[j++] = b; + } else if (b >= 192 && b < 224 && i + 1 < len) { + chars[j++] = (b & 0x1f) << 6 | bytes[++i] & 0x3f; + } else if (b >= 224 && b < 240 && i + 2 < len) { + chars[j++] = (b & 0xf) << 12 | (bytes[++i] & 0x3f) << 6 | bytes[++i] & 0x3f; + } else if (b >= 240 && b < 248 && i + 3 < len) { + var c = (b & 7) << 18 | (bytes[++i] & 0x3f) << 12 | (bytes[++i] & 0x3f) << 6 | bytes[++i] & 0x3f; + if (c <= 0xffff) { + chars[j++] = c; + } else { + c ^= 0x10000; + chars[j++] = 0xd800 | c >> 10; + chars[j++] = 0xdc00 | c & 0x3ff; + } + } else { + throw new Error('Malformed UTF8 character at byte offset ' + i); + } + } + var str = '', + bs = 16384; + for (var i = 0; i < j; i += bs) { + str += String.fromCharCode.apply(String, chars.slice(i, i + bs <= j ? i + bs : j)); + } + return str; +} +function bytes_to_hex(arr) { + var str = ''; + for (var i = 0; i < arr.length; i++) { + var h = (arr[i] & 0xff).toString(16); + if (h.length < 2) str += '0'; + str += h; + } + return str; +} +function bytes_to_base64(arr) { + return local_btoa(bytes_to_string(arr)); +} +function pow2_ceil(a) { + a -= 1; + a |= a >>> 1; + a |= a >>> 2; + a |= a >>> 4; + a |= a >>> 8; + a |= a >>> 16; + a += 1; + return a; +} +function is_number(a) { + return typeof a === 'number'; +} +function is_string(a) { + return typeof a === 'string'; +} +function is_buffer(a) { + return a instanceof ArrayBuffer; +} +function is_bytes(a) { + return a instanceof Uint8Array; +} +function is_typed_array(a) { + return a instanceof Int8Array || a instanceof Uint8Array || a instanceof Int16Array || a instanceof Uint16Array || a instanceof Int32Array || a instanceof Uint32Array || a instanceof Float32Array || a instanceof Float64Array; +} +function _heap_init(heap, heapSize) { + var size = heap ? heap.byteLength : heapSize || 65536; + if (size & 0xfff || size <= 0) throw new Error('heap size must be a positive integer and a multiple of 4096'); + heap = heap || new Uint8Array(new ArrayBuffer(size)); + return heap; +} +function _heap_write(heap, hpos, data, dpos, dlen) { + var hlen = heap.length - hpos; + var wlen = hlen < dlen ? hlen : dlen; + heap.set(data.subarray(dpos, dpos + wlen), hpos); + return wlen; +} +function joinBytes() { + var arg = []; + for (var _i = 0; _i < arguments.length; _i++) { + arg[_i] = arguments[_i]; + } + var totalLenght = arg.reduce(function (sum, curr) { + return sum + curr.length; + }, 0); + var ret = new Uint8Array(totalLenght); + var cursor = 0; + for (var i = 0; i < arg.length; i++) { + ret.set(arg[i], cursor); + cursor += arg[i].length; + } + return ret; +} + +},{"buffer":"buffer"}],16:[function(require,module,exports){ +(function (module, exports) { + 'use strict'; + + // Utils + function assert (val, msg) { + if (!val) throw new Error(msg || 'Assertion failed'); + } + + // Could use `inherits` module, but don't want to move from single file + // architecture yet. + function inherits (ctor, superCtor) { + ctor.super_ = superCtor; + var TempCtor = function () {}; + TempCtor.prototype = superCtor.prototype; + ctor.prototype = new TempCtor(); + ctor.prototype.constructor = ctor; + } + + // BN + + function BN (number, base, endian) { + if (BN.isBN(number)) { + return number; + } + + this.negative = 0; + this.words = null; + this.length = 0; + + // Reduction context + this.red = null; + + if (number !== null) { + if (base === 'le' || base === 'be') { + endian = base; + base = 10; + } + + this._init(number || 0, base || 10, endian || 'be'); + } + } + if (typeof module === 'object') { + module.exports = BN; + } else { + exports.BN = BN; + } + + BN.BN = BN; + BN.wordSize = 26; + + var Buffer; + try { + Buffer = require('buffer').Buffer; + } catch (e) { + } + + BN.isBN = function isBN (num) { + if (num instanceof BN) { + return true; + } + + return num !== null && typeof num === 'object' && + num.constructor.wordSize === BN.wordSize && Array.isArray(num.words); + }; + + BN.max = function max (left, right) { + if (left.cmp(right) > 0) return left; + return right; + }; + + BN.min = function min (left, right) { + if (left.cmp(right) < 0) return left; + return right; + }; + + BN.prototype._init = function init (number, base, endian) { + if (typeof number === 'number') { + return this._initNumber(number, base, endian); + } + + if (typeof number === 'object') { + return this._initArray(number, base, endian); + } + + if (base === 'hex') { + base = 16; + } + assert(base === (base | 0) && base >= 2 && base <= 36); + + number = number.toString().replace(/\s+/g, ''); + var start = 0; + if (number[0] === '-') { + start++; + } + + if (base === 16) { + this._parseHex(number, start); + } else { + this._parseBase(number, base, start); + } + + if (number[0] === '-') { + this.negative = 1; + } + + this.strip(); + + if (endian !== 'le') return; + + this._initArray(this.toArray(), base, endian); + }; + + BN.prototype._initNumber = function _initNumber (number, base, endian) { + if (number < 0) { + this.negative = 1; + number = -number; + } + if (number < 0x4000000) { + this.words = [ number & 0x3ffffff ]; + this.length = 1; + } else if (number < 0x10000000000000) { + this.words = [ + number & 0x3ffffff, + (number / 0x4000000) & 0x3ffffff + ]; + this.length = 2; + } else { + assert(number < 0x20000000000000); // 2 ^ 53 (unsafe) + this.words = [ + number & 0x3ffffff, + (number / 0x4000000) & 0x3ffffff, + 1 + ]; + this.length = 3; + } + + if (endian !== 'le') return; + + // Reverse the bytes + this._initArray(this.toArray(), base, endian); + }; + + BN.prototype._initArray = function _initArray (number, base, endian) { + // Perhaps a Uint8Array + assert(typeof number.length === 'number'); + if (number.length <= 0) { + this.words = [ 0 ]; + this.length = 1; + return this; + } + + this.length = Math.ceil(number.length / 3); + this.words = new Array(this.length); + for (var i = 0; i < this.length; i++) { + this.words[i] = 0; + } + + var j, w; + var off = 0; + if (endian === 'be') { + for (i = number.length - 1, j = 0; i >= 0; i -= 3) { + w = number[i] | (number[i - 1] << 8) | (number[i - 2] << 16); + this.words[j] |= (w << off) & 0x3ffffff; + this.words[j + 1] = (w >>> (26 - off)) & 0x3ffffff; + off += 24; + if (off >= 26) { + off -= 26; + j++; + } + } + } else if (endian === 'le') { + for (i = 0, j = 0; i < number.length; i += 3) { + w = number[i] | (number[i + 1] << 8) | (number[i + 2] << 16); + this.words[j] |= (w << off) & 0x3ffffff; + this.words[j + 1] = (w >>> (26 - off)) & 0x3ffffff; + off += 24; + if (off >= 26) { + off -= 26; + j++; + } + } + } + return this.strip(); + }; + + function parseHex (str, start, end) { + var r = 0; + var len = Math.min(str.length, end); + for (var i = start; i < len; i++) { + var c = str.charCodeAt(i) - 48; + + r <<= 4; + + // 'a' - 'f' + if (c >= 49 && c <= 54) { + r |= c - 49 + 0xa; + + // 'A' - 'F' + } else if (c >= 17 && c <= 22) { + r |= c - 17 + 0xa; + + // '0' - '9' + } else { + r |= c & 0xf; + } + } + return r; + } + + BN.prototype._parseHex = function _parseHex (number, start) { + // Create possibly bigger array to ensure that it fits the number + this.length = Math.ceil((number.length - start) / 6); + this.words = new Array(this.length); + for (var i = 0; i < this.length; i++) { + this.words[i] = 0; + } + + var j, w; + // Scan 24-bit chunks and add them to the number + var off = 0; + for (i = number.length - 6, j = 0; i >= start; i -= 6) { + w = parseHex(number, i, i + 6); + this.words[j] |= (w << off) & 0x3ffffff; + // NOTE: `0x3fffff` is intentional here, 26bits max shift + 24bit hex limb + this.words[j + 1] |= w >>> (26 - off) & 0x3fffff; + off += 24; + if (off >= 26) { + off -= 26; + j++; + } + } + if (i + 6 !== start) { + w = parseHex(number, start, i + 6); + this.words[j] |= (w << off) & 0x3ffffff; + this.words[j + 1] |= w >>> (26 - off) & 0x3fffff; + } + this.strip(); + }; + + function parseBase (str, start, end, mul) { + var r = 0; + var len = Math.min(str.length, end); + for (var i = start; i < len; i++) { + var c = str.charCodeAt(i) - 48; + + r *= mul; + + // 'a' + if (c >= 49) { + r += c - 49 + 0xa; + + // 'A' + } else if (c >= 17) { + r += c - 17 + 0xa; + + // '0' - '9' + } else { + r += c; + } + } + return r; + } + + BN.prototype._parseBase = function _parseBase (number, base, start) { + // Initialize as zero + this.words = [ 0 ]; + this.length = 1; + + // Find length of limb in base + for (var limbLen = 0, limbPow = 1; limbPow <= 0x3ffffff; limbPow *= base) { + limbLen++; + } + limbLen--; + limbPow = (limbPow / base) | 0; + + var total = number.length - start; + var mod = total % limbLen; + var end = Math.min(total, total - mod) + start; + + var word = 0; + for (var i = start; i < end; i += limbLen) { + word = parseBase(number, i, i + limbLen, base); + + this.imuln(limbPow); + if (this.words[0] + word < 0x4000000) { + this.words[0] += word; + } else { + this._iaddn(word); + } + } + + if (mod !== 0) { + var pow = 1; + word = parseBase(number, i, number.length, base); + + for (i = 0; i < mod; i++) { + pow *= base; + } + + this.imuln(pow); + if (this.words[0] + word < 0x4000000) { + this.words[0] += word; + } else { + this._iaddn(word); + } + } + }; + + BN.prototype.copy = function copy (dest) { + dest.words = new Array(this.length); + for (var i = 0; i < this.length; i++) { + dest.words[i] = this.words[i]; + } + dest.length = this.length; + dest.negative = this.negative; + dest.red = this.red; + }; + + BN.prototype.clone = function clone () { + var r = new BN(null); + this.copy(r); + return r; + }; + + BN.prototype._expand = function _expand (size) { + while (this.length < size) { + this.words[this.length++] = 0; + } + return this; + }; + + // Remove leading `0` from `this` + BN.prototype.strip = function strip () { + while (this.length > 1 && this.words[this.length - 1] === 0) { + this.length--; + } + return this._normSign(); + }; + + BN.prototype._normSign = function _normSign () { + // -0 = 0 + if (this.length === 1 && this.words[0] === 0) { + this.negative = 0; + } + return this; + }; + + BN.prototype.inspect = function inspect () { + return (this.red ? ''; + }; + + /* + + var zeros = []; + var groupSizes = []; + var groupBases = []; + + var s = ''; + var i = -1; + while (++i < BN.wordSize) { + zeros[i] = s; + s += '0'; + } + groupSizes[0] = 0; + groupSizes[1] = 0; + groupBases[0] = 0; + groupBases[1] = 0; + var base = 2 - 1; + while (++base < 36 + 1) { + var groupSize = 0; + var groupBase = 1; + while (groupBase < (1 << BN.wordSize) / base) { + groupBase *= base; + groupSize += 1; + } + groupSizes[base] = groupSize; + groupBases[base] = groupBase; + } + + */ + + var zeros = [ + '', + '0', + '00', + '000', + '0000', + '00000', + '000000', + '0000000', + '00000000', + '000000000', + '0000000000', + '00000000000', + '000000000000', + '0000000000000', + '00000000000000', + '000000000000000', + '0000000000000000', + '00000000000000000', + '000000000000000000', + '0000000000000000000', + '00000000000000000000', + '000000000000000000000', + '0000000000000000000000', + '00000000000000000000000', + '000000000000000000000000', + '0000000000000000000000000' + ]; + + var groupSizes = [ + 0, 0, + 25, 16, 12, 11, 10, 9, 8, + 8, 7, 7, 7, 7, 6, 6, + 6, 6, 6, 6, 6, 5, 5, + 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5 + ]; + + var groupBases = [ + 0, 0, + 33554432, 43046721, 16777216, 48828125, 60466176, 40353607, 16777216, + 43046721, 10000000, 19487171, 35831808, 62748517, 7529536, 11390625, + 16777216, 24137569, 34012224, 47045881, 64000000, 4084101, 5153632, + 6436343, 7962624, 9765625, 11881376, 14348907, 17210368, 20511149, + 24300000, 28629151, 33554432, 39135393, 45435424, 52521875, 60466176 + ]; + + BN.prototype.toString = function toString (base, padding) { + base = base || 10; + padding = padding | 0 || 1; + + var out; + if (base === 16 || base === 'hex') { + out = ''; + var off = 0; + var carry = 0; + for (var i = 0; i < this.length; i++) { + var w = this.words[i]; + var word = (((w << off) | carry) & 0xffffff).toString(16); + carry = (w >>> (24 - off)) & 0xffffff; + if (carry !== 0 || i !== this.length - 1) { + out = zeros[6 - word.length] + word + out; + } else { + out = word + out; + } + off += 2; + if (off >= 26) { + off -= 26; + i--; + } + } + if (carry !== 0) { + out = carry.toString(16) + out; + } + while (out.length % padding !== 0) { + out = '0' + out; + } + if (this.negative !== 0) { + out = '-' + out; + } + return out; + } + + if (base === (base | 0) && base >= 2 && base <= 36) { + // var groupSize = Math.floor(BN.wordSize * Math.LN2 / Math.log(base)); + var groupSize = groupSizes[base]; + // var groupBase = Math.pow(base, groupSize); + var groupBase = groupBases[base]; + out = ''; + var c = this.clone(); + c.negative = 0; + while (!c.isZero()) { + var r = c.modn(groupBase).toString(base); + c = c.idivn(groupBase); + + if (!c.isZero()) { + out = zeros[groupSize - r.length] + r + out; + } else { + out = r + out; + } + } + if (this.isZero()) { + out = '0' + out; + } + while (out.length % padding !== 0) { + out = '0' + out; + } + if (this.negative !== 0) { + out = '-' + out; + } + return out; + } + + assert(false, 'Base should be between 2 and 36'); + }; + + BN.prototype.toNumber = function toNumber () { + var ret = this.words[0]; + if (this.length === 2) { + ret += this.words[1] * 0x4000000; + } else if (this.length === 3 && this.words[2] === 0x01) { + // NOTE: at this stage it is known that the top bit is set + ret += 0x10000000000000 + (this.words[1] * 0x4000000); + } else if (this.length > 2) { + assert(false, 'Number can only safely store up to 53 bits'); + } + return (this.negative !== 0) ? -ret : ret; + }; + + BN.prototype.toJSON = function toJSON () { + return this.toString(16); + }; + + BN.prototype.toBuffer = function toBuffer (endian, length) { + assert(typeof Buffer !== 'undefined'); + return this.toArrayLike(Buffer, endian, length); + }; + + BN.prototype.toArray = function toArray (endian, length) { + return this.toArrayLike(Array, endian, length); + }; + + BN.prototype.toArrayLike = function toArrayLike (ArrayType, endian, length) { + var byteLength = this.byteLength(); + var reqLength = length || Math.max(1, byteLength); + assert(byteLength <= reqLength, 'byte array longer than desired length'); + assert(reqLength > 0, 'Requested array length <= 0'); + + this.strip(); + var littleEndian = endian === 'le'; + var res = new ArrayType(reqLength); + + var b, i; + var q = this.clone(); + if (!littleEndian) { + // Assume big-endian + for (i = 0; i < reqLength - byteLength; i++) { + res[i] = 0; + } + + for (i = 0; !q.isZero(); i++) { + b = q.andln(0xff); + q.iushrn(8); + + res[reqLength - i - 1] = b; + } + } else { + for (i = 0; !q.isZero(); i++) { + b = q.andln(0xff); + q.iushrn(8); + + res[i] = b; + } + + for (; i < reqLength; i++) { + res[i] = 0; + } + } + + return res; + }; + + if (Math.clz32) { + BN.prototype._countBits = function _countBits (w) { + return 32 - Math.clz32(w); + }; + } else { + BN.prototype._countBits = function _countBits (w) { + var t = w; + var r = 0; + if (t >= 0x1000) { + r += 13; + t >>>= 13; + } + if (t >= 0x40) { + r += 7; + t >>>= 7; + } + if (t >= 0x8) { + r += 4; + t >>>= 4; + } + if (t >= 0x02) { + r += 2; + t >>>= 2; + } + return r + t; + }; + } + + BN.prototype._zeroBits = function _zeroBits (w) { + // Short-cut + if (w === 0) return 26; + + var t = w; + var r = 0; + if ((t & 0x1fff) === 0) { + r += 13; + t >>>= 13; + } + if ((t & 0x7f) === 0) { + r += 7; + t >>>= 7; + } + if ((t & 0xf) === 0) { + r += 4; + t >>>= 4; + } + if ((t & 0x3) === 0) { + r += 2; + t >>>= 2; + } + if ((t & 0x1) === 0) { + r++; + } + return r; + }; + + // Return number of used bits in a BN + BN.prototype.bitLength = function bitLength () { + var w = this.words[this.length - 1]; + var hi = this._countBits(w); + return (this.length - 1) * 26 + hi; + }; + + function toBitArray (num) { + var w = new Array(num.bitLength()); + + for (var bit = 0; bit < w.length; bit++) { + var off = (bit / 26) | 0; + var wbit = bit % 26; + + w[bit] = (num.words[off] & (1 << wbit)) >>> wbit; + } + + return w; + } + + // Number of trailing zero bits + BN.prototype.zeroBits = function zeroBits () { + if (this.isZero()) return 0; + + var r = 0; + for (var i = 0; i < this.length; i++) { + var b = this._zeroBits(this.words[i]); + r += b; + if (b !== 26) break; + } + return r; + }; + + BN.prototype.byteLength = function byteLength () { + return Math.ceil(this.bitLength() / 8); + }; + + BN.prototype.toTwos = function toTwos (width) { + if (this.negative !== 0) { + return this.abs().inotn(width).iaddn(1); + } + return this.clone(); + }; + + BN.prototype.fromTwos = function fromTwos (width) { + if (this.testn(width - 1)) { + return this.notn(width).iaddn(1).ineg(); + } + return this.clone(); + }; + + BN.prototype.isNeg = function isNeg () { + return this.negative !== 0; + }; + + // Return negative clone of `this` + BN.prototype.neg = function neg () { + return this.clone().ineg(); + }; + + BN.prototype.ineg = function ineg () { + if (!this.isZero()) { + this.negative ^= 1; + } + + return this; + }; + + // Or `num` with `this` in-place + BN.prototype.iuor = function iuor (num) { + while (this.length < num.length) { + this.words[this.length++] = 0; + } + + for (var i = 0; i < num.length; i++) { + this.words[i] = this.words[i] | num.words[i]; + } + + return this.strip(); + }; + + BN.prototype.ior = function ior (num) { + assert((this.negative | num.negative) === 0); + return this.iuor(num); + }; + + // Or `num` with `this` + BN.prototype.or = function or (num) { + if (this.length > num.length) return this.clone().ior(num); + return num.clone().ior(this); + }; + + BN.prototype.uor = function uor (num) { + if (this.length > num.length) return this.clone().iuor(num); + return num.clone().iuor(this); + }; + + // And `num` with `this` in-place + BN.prototype.iuand = function iuand (num) { + // b = min-length(num, this) + var b; + if (this.length > num.length) { + b = num; + } else { + b = this; + } + + for (var i = 0; i < b.length; i++) { + this.words[i] = this.words[i] & num.words[i]; + } + + this.length = b.length; + + return this.strip(); + }; + + BN.prototype.iand = function iand (num) { + assert((this.negative | num.negative) === 0); + return this.iuand(num); + }; + + // And `num` with `this` + BN.prototype.and = function and (num) { + if (this.length > num.length) return this.clone().iand(num); + return num.clone().iand(this); + }; + + BN.prototype.uand = function uand (num) { + if (this.length > num.length) return this.clone().iuand(num); + return num.clone().iuand(this); + }; + + // Xor `num` with `this` in-place + BN.prototype.iuxor = function iuxor (num) { + // a.length > b.length + var a; + var b; + if (this.length > num.length) { + a = this; + b = num; + } else { + a = num; + b = this; + } + + for (var i = 0; i < b.length; i++) { + this.words[i] = a.words[i] ^ b.words[i]; + } + + if (this !== a) { + for (; i < a.length; i++) { + this.words[i] = a.words[i]; + } + } + + this.length = a.length; + + return this.strip(); + }; + + BN.prototype.ixor = function ixor (num) { + assert((this.negative | num.negative) === 0); + return this.iuxor(num); + }; + + // Xor `num` with `this` + BN.prototype.xor = function xor (num) { + if (this.length > num.length) return this.clone().ixor(num); + return num.clone().ixor(this); + }; + + BN.prototype.uxor = function uxor (num) { + if (this.length > num.length) return this.clone().iuxor(num); + return num.clone().iuxor(this); + }; + + // Not ``this`` with ``width`` bitwidth + BN.prototype.inotn = function inotn (width) { + assert(typeof width === 'number' && width >= 0); + + var bytesNeeded = Math.ceil(width / 26) | 0; + var bitsLeft = width % 26; + + // Extend the buffer with leading zeroes + this._expand(bytesNeeded); + + if (bitsLeft > 0) { + bytesNeeded--; + } + + // Handle complete words + for (var i = 0; i < bytesNeeded; i++) { + this.words[i] = ~this.words[i] & 0x3ffffff; + } + + // Handle the residue + if (bitsLeft > 0) { + this.words[i] = ~this.words[i] & (0x3ffffff >> (26 - bitsLeft)); + } + + // And remove leading zeroes + return this.strip(); + }; + + BN.prototype.notn = function notn (width) { + return this.clone().inotn(width); + }; + + // Set `bit` of `this` + BN.prototype.setn = function setn (bit, val) { + assert(typeof bit === 'number' && bit >= 0); + + var off = (bit / 26) | 0; + var wbit = bit % 26; + + this._expand(off + 1); + + if (val) { + this.words[off] = this.words[off] | (1 << wbit); + } else { + this.words[off] = this.words[off] & ~(1 << wbit); + } + + return this.strip(); + }; + + // Add `num` to `this` in-place + BN.prototype.iadd = function iadd (num) { + var r; + + // negative + positive + if (this.negative !== 0 && num.negative === 0) { + this.negative = 0; + r = this.isub(num); + this.negative ^= 1; + return this._normSign(); + + // positive + negative + } else if (this.negative === 0 && num.negative !== 0) { + num.negative = 0; + r = this.isub(num); + num.negative = 1; + return r._normSign(); + } + + // a.length > b.length + var a, b; + if (this.length > num.length) { + a = this; + b = num; + } else { + a = num; + b = this; + } + + var carry = 0; + for (var i = 0; i < b.length; i++) { + r = (a.words[i] | 0) + (b.words[i] | 0) + carry; + this.words[i] = r & 0x3ffffff; + carry = r >>> 26; + } + for (; carry !== 0 && i < a.length; i++) { + r = (a.words[i] | 0) + carry; + this.words[i] = r & 0x3ffffff; + carry = r >>> 26; + } + + this.length = a.length; + if (carry !== 0) { + this.words[this.length] = carry; + this.length++; + // Copy the rest of the words + } else if (a !== this) { + for (; i < a.length; i++) { + this.words[i] = a.words[i]; + } + } + + return this; + }; + + // Add `num` to `this` + BN.prototype.add = function add (num) { + var res; + if (num.negative !== 0 && this.negative === 0) { + num.negative = 0; + res = this.sub(num); + num.negative ^= 1; + return res; + } else if (num.negative === 0 && this.negative !== 0) { + this.negative = 0; + res = num.sub(this); + this.negative = 1; + return res; + } + + if (this.length > num.length) return this.clone().iadd(num); + + return num.clone().iadd(this); + }; + + // Subtract `num` from `this` in-place + BN.prototype.isub = function isub (num) { + // this - (-num) = this + num + if (num.negative !== 0) { + num.negative = 0; + var r = this.iadd(num); + num.negative = 1; + return r._normSign(); + + // -this - num = -(this + num) + } else if (this.negative !== 0) { + this.negative = 0; + this.iadd(num); + this.negative = 1; + return this._normSign(); + } + + // At this point both numbers are positive + var cmp = this.cmp(num); + + // Optimization - zeroify + if (cmp === 0) { + this.negative = 0; + this.length = 1; + this.words[0] = 0; + return this; + } + + // a > b + var a, b; + if (cmp > 0) { + a = this; + b = num; + } else { + a = num; + b = this; + } + + var carry = 0; + for (var i = 0; i < b.length; i++) { + r = (a.words[i] | 0) - (b.words[i] | 0) + carry; + carry = r >> 26; + this.words[i] = r & 0x3ffffff; + } + for (; carry !== 0 && i < a.length; i++) { + r = (a.words[i] | 0) + carry; + carry = r >> 26; + this.words[i] = r & 0x3ffffff; + } + + // Copy rest of the words + if (carry === 0 && i < a.length && a !== this) { + for (; i < a.length; i++) { + this.words[i] = a.words[i]; + } + } + + this.length = Math.max(this.length, i); + + if (a !== this) { + this.negative = 1; + } + + return this.strip(); + }; + + // Subtract `num` from `this` + BN.prototype.sub = function sub (num) { + return this.clone().isub(num); + }; + + function smallMulTo (self, num, out) { + out.negative = num.negative ^ self.negative; + var len = (self.length + num.length) | 0; + out.length = len; + len = (len - 1) | 0; + + // Peel one iteration (compiler can't do it, because of code complexity) + var a = self.words[0] | 0; + var b = num.words[0] | 0; + var r = a * b; + + var lo = r & 0x3ffffff; + var carry = (r / 0x4000000) | 0; + out.words[0] = lo; + + for (var k = 1; k < len; k++) { + // Sum all words with the same `i + j = k` and accumulate `ncarry`, + // note that ncarry could be >= 0x3ffffff + var ncarry = carry >>> 26; + var rword = carry & 0x3ffffff; + var maxJ = Math.min(k, num.length - 1); + for (var j = Math.max(0, k - self.length + 1); j <= maxJ; j++) { + var i = (k - j) | 0; + a = self.words[i] | 0; + b = num.words[j] | 0; + r = a * b + rword; + ncarry += (r / 0x4000000) | 0; + rword = r & 0x3ffffff; + } + out.words[k] = rword | 0; + carry = ncarry | 0; + } + if (carry !== 0) { + out.words[k] = carry | 0; + } else { + out.length--; + } + + return out.strip(); + } + + // TODO(indutny): it may be reasonable to omit it for users who don't need + // to work with 256-bit numbers, otherwise it gives 20% improvement for 256-bit + // multiplication (like elliptic secp256k1). + var comb10MulTo = function comb10MulTo (self, num, out) { + var a = self.words; + var b = num.words; + var o = out.words; + var c = 0; + var lo; + var mid; + var hi; + var a0 = a[0] | 0; + var al0 = a0 & 0x1fff; + var ah0 = a0 >>> 13; + var a1 = a[1] | 0; + var al1 = a1 & 0x1fff; + var ah1 = a1 >>> 13; + var a2 = a[2] | 0; + var al2 = a2 & 0x1fff; + var ah2 = a2 >>> 13; + var a3 = a[3] | 0; + var al3 = a3 & 0x1fff; + var ah3 = a3 >>> 13; + var a4 = a[4] | 0; + var al4 = a4 & 0x1fff; + var ah4 = a4 >>> 13; + var a5 = a[5] | 0; + var al5 = a5 & 0x1fff; + var ah5 = a5 >>> 13; + var a6 = a[6] | 0; + var al6 = a6 & 0x1fff; + var ah6 = a6 >>> 13; + var a7 = a[7] | 0; + var al7 = a7 & 0x1fff; + var ah7 = a7 >>> 13; + var a8 = a[8] | 0; + var al8 = a8 & 0x1fff; + var ah8 = a8 >>> 13; + var a9 = a[9] | 0; + var al9 = a9 & 0x1fff; + var ah9 = a9 >>> 13; + var b0 = b[0] | 0; + var bl0 = b0 & 0x1fff; + var bh0 = b0 >>> 13; + var b1 = b[1] | 0; + var bl1 = b1 & 0x1fff; + var bh1 = b1 >>> 13; + var b2 = b[2] | 0; + var bl2 = b2 & 0x1fff; + var bh2 = b2 >>> 13; + var b3 = b[3] | 0; + var bl3 = b3 & 0x1fff; + var bh3 = b3 >>> 13; + var b4 = b[4] | 0; + var bl4 = b4 & 0x1fff; + var bh4 = b4 >>> 13; + var b5 = b[5] | 0; + var bl5 = b5 & 0x1fff; + var bh5 = b5 >>> 13; + var b6 = b[6] | 0; + var bl6 = b6 & 0x1fff; + var bh6 = b6 >>> 13; + var b7 = b[7] | 0; + var bl7 = b7 & 0x1fff; + var bh7 = b7 >>> 13; + var b8 = b[8] | 0; + var bl8 = b8 & 0x1fff; + var bh8 = b8 >>> 13; + var b9 = b[9] | 0; + var bl9 = b9 & 0x1fff; + var bh9 = b9 >>> 13; + + out.negative = self.negative ^ num.negative; + out.length = 19; + /* k = 0 */ + lo = Math.imul(al0, bl0); + mid = Math.imul(al0, bh0); + mid = (mid + Math.imul(ah0, bl0)) | 0; + hi = Math.imul(ah0, bh0); + var w0 = (((c + lo) | 0) + ((mid & 0x1fff) << 13)) | 0; + c = (((hi + (mid >>> 13)) | 0) + (w0 >>> 26)) | 0; + w0 &= 0x3ffffff; + /* k = 1 */ + lo = Math.imul(al1, bl0); + mid = Math.imul(al1, bh0); + mid = (mid + Math.imul(ah1, bl0)) | 0; + hi = Math.imul(ah1, bh0); + lo = (lo + Math.imul(al0, bl1)) | 0; + mid = (mid + Math.imul(al0, bh1)) | 0; + mid = (mid + Math.imul(ah0, bl1)) | 0; + hi = (hi + Math.imul(ah0, bh1)) | 0; + var w1 = (((c + lo) | 0) + ((mid & 0x1fff) << 13)) | 0; + c = (((hi + (mid >>> 13)) | 0) + (w1 >>> 26)) | 0; + w1 &= 0x3ffffff; + /* k = 2 */ + lo = Math.imul(al2, bl0); + mid = Math.imul(al2, bh0); + mid = (mid + Math.imul(ah2, bl0)) | 0; + hi = Math.imul(ah2, bh0); + lo = (lo + Math.imul(al1, bl1)) | 0; + mid = (mid + Math.imul(al1, bh1)) | 0; + mid = (mid + Math.imul(ah1, bl1)) | 0; + hi = (hi + Math.imul(ah1, bh1)) | 0; + lo = (lo + Math.imul(al0, bl2)) | 0; + mid = (mid + Math.imul(al0, bh2)) | 0; + mid = (mid + Math.imul(ah0, bl2)) | 0; + hi = (hi + Math.imul(ah0, bh2)) | 0; + var w2 = (((c + lo) | 0) + ((mid & 0x1fff) << 13)) | 0; + c = (((hi + (mid >>> 13)) | 0) + (w2 >>> 26)) | 0; + w2 &= 0x3ffffff; + /* k = 3 */ + lo = Math.imul(al3, bl0); + mid = Math.imul(al3, bh0); + mid = (mid + Math.imul(ah3, bl0)) | 0; + hi = Math.imul(ah3, bh0); + lo = (lo + Math.imul(al2, bl1)) | 0; + mid = (mid + Math.imul(al2, bh1)) | 0; + mid = (mid + Math.imul(ah2, bl1)) | 0; + hi = (hi + Math.imul(ah2, bh1)) | 0; + lo = (lo + Math.imul(al1, bl2)) | 0; + mid = (mid + Math.imul(al1, bh2)) | 0; + mid = (mid + Math.imul(ah1, bl2)) | 0; + hi = (hi + Math.imul(ah1, bh2)) | 0; + lo = (lo + Math.imul(al0, bl3)) | 0; + mid = (mid + Math.imul(al0, bh3)) | 0; + mid = (mid + Math.imul(ah0, bl3)) | 0; + hi = (hi + Math.imul(ah0, bh3)) | 0; + var w3 = (((c + lo) | 0) + ((mid & 0x1fff) << 13)) | 0; + c = (((hi + (mid >>> 13)) | 0) + (w3 >>> 26)) | 0; + w3 &= 0x3ffffff; + /* k = 4 */ + lo = Math.imul(al4, bl0); + mid = Math.imul(al4, bh0); + mid = (mid + Math.imul(ah4, bl0)) | 0; + hi = Math.imul(ah4, bh0); + lo = (lo + Math.imul(al3, bl1)) | 0; + mid = (mid + Math.imul(al3, bh1)) | 0; + mid = (mid + Math.imul(ah3, bl1)) | 0; + hi = (hi + Math.imul(ah3, bh1)) | 0; + lo = (lo + Math.imul(al2, bl2)) | 0; + mid = (mid + Math.imul(al2, bh2)) | 0; + mid = (mid + Math.imul(ah2, bl2)) | 0; + hi = (hi + Math.imul(ah2, bh2)) | 0; + lo = (lo + Math.imul(al1, bl3)) | 0; + mid = (mid + Math.imul(al1, bh3)) | 0; + mid = (mid + Math.imul(ah1, bl3)) | 0; + hi = (hi + Math.imul(ah1, bh3)) | 0; + lo = (lo + Math.imul(al0, bl4)) | 0; + mid = (mid + Math.imul(al0, bh4)) | 0; + mid = (mid + Math.imul(ah0, bl4)) | 0; + hi = (hi + Math.imul(ah0, bh4)) | 0; + var w4 = (((c + lo) | 0) + ((mid & 0x1fff) << 13)) | 0; + c = (((hi + (mid >>> 13)) | 0) + (w4 >>> 26)) | 0; + w4 &= 0x3ffffff; + /* k = 5 */ + lo = Math.imul(al5, bl0); + mid = Math.imul(al5, bh0); + mid = (mid + Math.imul(ah5, bl0)) | 0; + hi = Math.imul(ah5, bh0); + lo = (lo + Math.imul(al4, bl1)) | 0; + mid = (mid + Math.imul(al4, bh1)) | 0; + mid = (mid + Math.imul(ah4, bl1)) | 0; + hi = (hi + Math.imul(ah4, bh1)) | 0; + lo = (lo + Math.imul(al3, bl2)) | 0; + mid = (mid + Math.imul(al3, bh2)) | 0; + mid = (mid + Math.imul(ah3, bl2)) | 0; + hi = (hi + Math.imul(ah3, bh2)) | 0; + lo = (lo + Math.imul(al2, bl3)) | 0; + mid = (mid + Math.imul(al2, bh3)) | 0; + mid = (mid + Math.imul(ah2, bl3)) | 0; + hi = (hi + Math.imul(ah2, bh3)) | 0; + lo = (lo + Math.imul(al1, bl4)) | 0; + mid = (mid + Math.imul(al1, bh4)) | 0; + mid = (mid + Math.imul(ah1, bl4)) | 0; + hi = (hi + Math.imul(ah1, bh4)) | 0; + lo = (lo + Math.imul(al0, bl5)) | 0; + mid = (mid + Math.imul(al0, bh5)) | 0; + mid = (mid + Math.imul(ah0, bl5)) | 0; + hi = (hi + Math.imul(ah0, bh5)) | 0; + var w5 = (((c + lo) | 0) + ((mid & 0x1fff) << 13)) | 0; + c = (((hi + (mid >>> 13)) | 0) + (w5 >>> 26)) | 0; + w5 &= 0x3ffffff; + /* k = 6 */ + lo = Math.imul(al6, bl0); + mid = Math.imul(al6, bh0); + mid = (mid + Math.imul(ah6, bl0)) | 0; + hi = Math.imul(ah6, bh0); + lo = (lo + Math.imul(al5, bl1)) | 0; + mid = (mid + Math.imul(al5, bh1)) | 0; + mid = (mid + Math.imul(ah5, bl1)) | 0; + hi = (hi + Math.imul(ah5, bh1)) | 0; + lo = (lo + Math.imul(al4, bl2)) | 0; + mid = (mid + Math.imul(al4, bh2)) | 0; + mid = (mid + Math.imul(ah4, bl2)) | 0; + hi = (hi + Math.imul(ah4, bh2)) | 0; + lo = (lo + Math.imul(al3, bl3)) | 0; + mid = (mid + Math.imul(al3, bh3)) | 0; + mid = (mid + Math.imul(ah3, bl3)) | 0; + hi = (hi + Math.imul(ah3, bh3)) | 0; + lo = (lo + Math.imul(al2, bl4)) | 0; + mid = (mid + Math.imul(al2, bh4)) | 0; + mid = (mid + Math.imul(ah2, bl4)) | 0; + hi = (hi + Math.imul(ah2, bh4)) | 0; + lo = (lo + Math.imul(al1, bl5)) | 0; + mid = (mid + Math.imul(al1, bh5)) | 0; + mid = (mid + Math.imul(ah1, bl5)) | 0; + hi = (hi + Math.imul(ah1, bh5)) | 0; + lo = (lo + Math.imul(al0, bl6)) | 0; + mid = (mid + Math.imul(al0, bh6)) | 0; + mid = (mid + Math.imul(ah0, bl6)) | 0; + hi = (hi + Math.imul(ah0, bh6)) | 0; + var w6 = (((c + lo) | 0) + ((mid & 0x1fff) << 13)) | 0; + c = (((hi + (mid >>> 13)) | 0) + (w6 >>> 26)) | 0; + w6 &= 0x3ffffff; + /* k = 7 */ + lo = Math.imul(al7, bl0); + mid = Math.imul(al7, bh0); + mid = (mid + Math.imul(ah7, bl0)) | 0; + hi = Math.imul(ah7, bh0); + lo = (lo + Math.imul(al6, bl1)) | 0; + mid = (mid + Math.imul(al6, bh1)) | 0; + mid = (mid + Math.imul(ah6, bl1)) | 0; + hi = (hi + Math.imul(ah6, bh1)) | 0; + lo = (lo + Math.imul(al5, bl2)) | 0; + mid = (mid + Math.imul(al5, bh2)) | 0; + mid = (mid + Math.imul(ah5, bl2)) | 0; + hi = (hi + Math.imul(ah5, bh2)) | 0; + lo = (lo + Math.imul(al4, bl3)) | 0; + mid = (mid + Math.imul(al4, bh3)) | 0; + mid = (mid + Math.imul(ah4, bl3)) | 0; + hi = (hi + Math.imul(ah4, bh3)) | 0; + lo = (lo + Math.imul(al3, bl4)) | 0; + mid = (mid + Math.imul(al3, bh4)) | 0; + mid = (mid + Math.imul(ah3, bl4)) | 0; + hi = (hi + Math.imul(ah3, bh4)) | 0; + lo = (lo + Math.imul(al2, bl5)) | 0; + mid = (mid + Math.imul(al2, bh5)) | 0; + mid = (mid + Math.imul(ah2, bl5)) | 0; + hi = (hi + Math.imul(ah2, bh5)) | 0; + lo = (lo + Math.imul(al1, bl6)) | 0; + mid = (mid + Math.imul(al1, bh6)) | 0; + mid = (mid + Math.imul(ah1, bl6)) | 0; + hi = (hi + Math.imul(ah1, bh6)) | 0; + lo = (lo + Math.imul(al0, bl7)) | 0; + mid = (mid + Math.imul(al0, bh7)) | 0; + mid = (mid + Math.imul(ah0, bl7)) | 0; + hi = (hi + Math.imul(ah0, bh7)) | 0; + var w7 = (((c + lo) | 0) + ((mid & 0x1fff) << 13)) | 0; + c = (((hi + (mid >>> 13)) | 0) + (w7 >>> 26)) | 0; + w7 &= 0x3ffffff; + /* k = 8 */ + lo = Math.imul(al8, bl0); + mid = Math.imul(al8, bh0); + mid = (mid + Math.imul(ah8, bl0)) | 0; + hi = Math.imul(ah8, bh0); + lo = (lo + Math.imul(al7, bl1)) | 0; + mid = (mid + Math.imul(al7, bh1)) | 0; + mid = (mid + Math.imul(ah7, bl1)) | 0; + hi = (hi + Math.imul(ah7, bh1)) | 0; + lo = (lo + Math.imul(al6, bl2)) | 0; + mid = (mid + Math.imul(al6, bh2)) | 0; + mid = (mid + Math.imul(ah6, bl2)) | 0; + hi = (hi + Math.imul(ah6, bh2)) | 0; + lo = (lo + Math.imul(al5, bl3)) | 0; + mid = (mid + Math.imul(al5, bh3)) | 0; + mid = (mid + Math.imul(ah5, bl3)) | 0; + hi = (hi + Math.imul(ah5, bh3)) | 0; + lo = (lo + Math.imul(al4, bl4)) | 0; + mid = (mid + Math.imul(al4, bh4)) | 0; + mid = (mid + Math.imul(ah4, bl4)) | 0; + hi = (hi + Math.imul(ah4, bh4)) | 0; + lo = (lo + Math.imul(al3, bl5)) | 0; + mid = (mid + Math.imul(al3, bh5)) | 0; + mid = (mid + Math.imul(ah3, bl5)) | 0; + hi = (hi + Math.imul(ah3, bh5)) | 0; + lo = (lo + Math.imul(al2, bl6)) | 0; + mid = (mid + Math.imul(al2, bh6)) | 0; + mid = (mid + Math.imul(ah2, bl6)) | 0; + hi = (hi + Math.imul(ah2, bh6)) | 0; + lo = (lo + Math.imul(al1, bl7)) | 0; + mid = (mid + Math.imul(al1, bh7)) | 0; + mid = (mid + Math.imul(ah1, bl7)) | 0; + hi = (hi + Math.imul(ah1, bh7)) | 0; + lo = (lo + Math.imul(al0, bl8)) | 0; + mid = (mid + Math.imul(al0, bh8)) | 0; + mid = (mid + Math.imul(ah0, bl8)) | 0; + hi = (hi + Math.imul(ah0, bh8)) | 0; + var w8 = (((c + lo) | 0) + ((mid & 0x1fff) << 13)) | 0; + c = (((hi + (mid >>> 13)) | 0) + (w8 >>> 26)) | 0; + w8 &= 0x3ffffff; + /* k = 9 */ + lo = Math.imul(al9, bl0); + mid = Math.imul(al9, bh0); + mid = (mid + Math.imul(ah9, bl0)) | 0; + hi = Math.imul(ah9, bh0); + lo = (lo + Math.imul(al8, bl1)) | 0; + mid = (mid + Math.imul(al8, bh1)) | 0; + mid = (mid + Math.imul(ah8, bl1)) | 0; + hi = (hi + Math.imul(ah8, bh1)) | 0; + lo = (lo + Math.imul(al7, bl2)) | 0; + mid = (mid + Math.imul(al7, bh2)) | 0; + mid = (mid + Math.imul(ah7, bl2)) | 0; + hi = (hi + Math.imul(ah7, bh2)) | 0; + lo = (lo + Math.imul(al6, bl3)) | 0; + mid = (mid + Math.imul(al6, bh3)) | 0; + mid = (mid + Math.imul(ah6, bl3)) | 0; + hi = (hi + Math.imul(ah6, bh3)) | 0; + lo = (lo + Math.imul(al5, bl4)) | 0; + mid = (mid + Math.imul(al5, bh4)) | 0; + mid = (mid + Math.imul(ah5, bl4)) | 0; + hi = (hi + Math.imul(ah5, bh4)) | 0; + lo = (lo + Math.imul(al4, bl5)) | 0; + mid = (mid + Math.imul(al4, bh5)) | 0; + mid = (mid + Math.imul(ah4, bl5)) | 0; + hi = (hi + Math.imul(ah4, bh5)) | 0; + lo = (lo + Math.imul(al3, bl6)) | 0; + mid = (mid + Math.imul(al3, bh6)) | 0; + mid = (mid + Math.imul(ah3, bl6)) | 0; + hi = (hi + Math.imul(ah3, bh6)) | 0; + lo = (lo + Math.imul(al2, bl7)) | 0; + mid = (mid + Math.imul(al2, bh7)) | 0; + mid = (mid + Math.imul(ah2, bl7)) | 0; + hi = (hi + Math.imul(ah2, bh7)) | 0; + lo = (lo + Math.imul(al1, bl8)) | 0; + mid = (mid + Math.imul(al1, bh8)) | 0; + mid = (mid + Math.imul(ah1, bl8)) | 0; + hi = (hi + Math.imul(ah1, bh8)) | 0; + lo = (lo + Math.imul(al0, bl9)) | 0; + mid = (mid + Math.imul(al0, bh9)) | 0; + mid = (mid + Math.imul(ah0, bl9)) | 0; + hi = (hi + Math.imul(ah0, bh9)) | 0; + var w9 = (((c + lo) | 0) + ((mid & 0x1fff) << 13)) | 0; + c = (((hi + (mid >>> 13)) | 0) + (w9 >>> 26)) | 0; + w9 &= 0x3ffffff; + /* k = 10 */ + lo = Math.imul(al9, bl1); + mid = Math.imul(al9, bh1); + mid = (mid + Math.imul(ah9, bl1)) | 0; + hi = Math.imul(ah9, bh1); + lo = (lo + Math.imul(al8, bl2)) | 0; + mid = (mid + Math.imul(al8, bh2)) | 0; + mid = (mid + Math.imul(ah8, bl2)) | 0; + hi = (hi + Math.imul(ah8, bh2)) | 0; + lo = (lo + Math.imul(al7, bl3)) | 0; + mid = (mid + Math.imul(al7, bh3)) | 0; + mid = (mid + Math.imul(ah7, bl3)) | 0; + hi = (hi + Math.imul(ah7, bh3)) | 0; + lo = (lo + Math.imul(al6, bl4)) | 0; + mid = (mid + Math.imul(al6, bh4)) | 0; + mid = (mid + Math.imul(ah6, bl4)) | 0; + hi = (hi + Math.imul(ah6, bh4)) | 0; + lo = (lo + Math.imul(al5, bl5)) | 0; + mid = (mid + Math.imul(al5, bh5)) | 0; + mid = (mid + Math.imul(ah5, bl5)) | 0; + hi = (hi + Math.imul(ah5, bh5)) | 0; + lo = (lo + Math.imul(al4, bl6)) | 0; + mid = (mid + Math.imul(al4, bh6)) | 0; + mid = (mid + Math.imul(ah4, bl6)) | 0; + hi = (hi + Math.imul(ah4, bh6)) | 0; + lo = (lo + Math.imul(al3, bl7)) | 0; + mid = (mid + Math.imul(al3, bh7)) | 0; + mid = (mid + Math.imul(ah3, bl7)) | 0; + hi = (hi + Math.imul(ah3, bh7)) | 0; + lo = (lo + Math.imul(al2, bl8)) | 0; + mid = (mid + Math.imul(al2, bh8)) | 0; + mid = (mid + Math.imul(ah2, bl8)) | 0; + hi = (hi + Math.imul(ah2, bh8)) | 0; + lo = (lo + Math.imul(al1, bl9)) | 0; + mid = (mid + Math.imul(al1, bh9)) | 0; + mid = (mid + Math.imul(ah1, bl9)) | 0; + hi = (hi + Math.imul(ah1, bh9)) | 0; + var w10 = (((c + lo) | 0) + ((mid & 0x1fff) << 13)) | 0; + c = (((hi + (mid >>> 13)) | 0) + (w10 >>> 26)) | 0; + w10 &= 0x3ffffff; + /* k = 11 */ + lo = Math.imul(al9, bl2); + mid = Math.imul(al9, bh2); + mid = (mid + Math.imul(ah9, bl2)) | 0; + hi = Math.imul(ah9, bh2); + lo = (lo + Math.imul(al8, bl3)) | 0; + mid = (mid + Math.imul(al8, bh3)) | 0; + mid = (mid + Math.imul(ah8, bl3)) | 0; + hi = (hi + Math.imul(ah8, bh3)) | 0; + lo = (lo + Math.imul(al7, bl4)) | 0; + mid = (mid + Math.imul(al7, bh4)) | 0; + mid = (mid + Math.imul(ah7, bl4)) | 0; + hi = (hi + Math.imul(ah7, bh4)) | 0; + lo = (lo + Math.imul(al6, bl5)) | 0; + mid = (mid + Math.imul(al6, bh5)) | 0; + mid = (mid + Math.imul(ah6, bl5)) | 0; + hi = (hi + Math.imul(ah6, bh5)) | 0; + lo = (lo + Math.imul(al5, bl6)) | 0; + mid = (mid + Math.imul(al5, bh6)) | 0; + mid = (mid + Math.imul(ah5, bl6)) | 0; + hi = (hi + Math.imul(ah5, bh6)) | 0; + lo = (lo + Math.imul(al4, bl7)) | 0; + mid = (mid + Math.imul(al4, bh7)) | 0; + mid = (mid + Math.imul(ah4, bl7)) | 0; + hi = (hi + Math.imul(ah4, bh7)) | 0; + lo = (lo + Math.imul(al3, bl8)) | 0; + mid = (mid + Math.imul(al3, bh8)) | 0; + mid = (mid + Math.imul(ah3, bl8)) | 0; + hi = (hi + Math.imul(ah3, bh8)) | 0; + lo = (lo + Math.imul(al2, bl9)) | 0; + mid = (mid + Math.imul(al2, bh9)) | 0; + mid = (mid + Math.imul(ah2, bl9)) | 0; + hi = (hi + Math.imul(ah2, bh9)) | 0; + var w11 = (((c + lo) | 0) + ((mid & 0x1fff) << 13)) | 0; + c = (((hi + (mid >>> 13)) | 0) + (w11 >>> 26)) | 0; + w11 &= 0x3ffffff; + /* k = 12 */ + lo = Math.imul(al9, bl3); + mid = Math.imul(al9, bh3); + mid = (mid + Math.imul(ah9, bl3)) | 0; + hi = Math.imul(ah9, bh3); + lo = (lo + Math.imul(al8, bl4)) | 0; + mid = (mid + Math.imul(al8, bh4)) | 0; + mid = (mid + Math.imul(ah8, bl4)) | 0; + hi = (hi + Math.imul(ah8, bh4)) | 0; + lo = (lo + Math.imul(al7, bl5)) | 0; + mid = (mid + Math.imul(al7, bh5)) | 0; + mid = (mid + Math.imul(ah7, bl5)) | 0; + hi = (hi + Math.imul(ah7, bh5)) | 0; + lo = (lo + Math.imul(al6, bl6)) | 0; + mid = (mid + Math.imul(al6, bh6)) | 0; + mid = (mid + Math.imul(ah6, bl6)) | 0; + hi = (hi + Math.imul(ah6, bh6)) | 0; + lo = (lo + Math.imul(al5, bl7)) | 0; + mid = (mid + Math.imul(al5, bh7)) | 0; + mid = (mid + Math.imul(ah5, bl7)) | 0; + hi = (hi + Math.imul(ah5, bh7)) | 0; + lo = (lo + Math.imul(al4, bl8)) | 0; + mid = (mid + Math.imul(al4, bh8)) | 0; + mid = (mid + Math.imul(ah4, bl8)) | 0; + hi = (hi + Math.imul(ah4, bh8)) | 0; + lo = (lo + Math.imul(al3, bl9)) | 0; + mid = (mid + Math.imul(al3, bh9)) | 0; + mid = (mid + Math.imul(ah3, bl9)) | 0; + hi = (hi + Math.imul(ah3, bh9)) | 0; + var w12 = (((c + lo) | 0) + ((mid & 0x1fff) << 13)) | 0; + c = (((hi + (mid >>> 13)) | 0) + (w12 >>> 26)) | 0; + w12 &= 0x3ffffff; + /* k = 13 */ + lo = Math.imul(al9, bl4); + mid = Math.imul(al9, bh4); + mid = (mid + Math.imul(ah9, bl4)) | 0; + hi = Math.imul(ah9, bh4); + lo = (lo + Math.imul(al8, bl5)) | 0; + mid = (mid + Math.imul(al8, bh5)) | 0; + mid = (mid + Math.imul(ah8, bl5)) | 0; + hi = (hi + Math.imul(ah8, bh5)) | 0; + lo = (lo + Math.imul(al7, bl6)) | 0; + mid = (mid + Math.imul(al7, bh6)) | 0; + mid = (mid + Math.imul(ah7, bl6)) | 0; + hi = (hi + Math.imul(ah7, bh6)) | 0; + lo = (lo + Math.imul(al6, bl7)) | 0; + mid = (mid + Math.imul(al6, bh7)) | 0; + mid = (mid + Math.imul(ah6, bl7)) | 0; + hi = (hi + Math.imul(ah6, bh7)) | 0; + lo = (lo + Math.imul(al5, bl8)) | 0; + mid = (mid + Math.imul(al5, bh8)) | 0; + mid = (mid + Math.imul(ah5, bl8)) | 0; + hi = (hi + Math.imul(ah5, bh8)) | 0; + lo = (lo + Math.imul(al4, bl9)) | 0; + mid = (mid + Math.imul(al4, bh9)) | 0; + mid = (mid + Math.imul(ah4, bl9)) | 0; + hi = (hi + Math.imul(ah4, bh9)) | 0; + var w13 = (((c + lo) | 0) + ((mid & 0x1fff) << 13)) | 0; + c = (((hi + (mid >>> 13)) | 0) + (w13 >>> 26)) | 0; + w13 &= 0x3ffffff; + /* k = 14 */ + lo = Math.imul(al9, bl5); + mid = Math.imul(al9, bh5); + mid = (mid + Math.imul(ah9, bl5)) | 0; + hi = Math.imul(ah9, bh5); + lo = (lo + Math.imul(al8, bl6)) | 0; + mid = (mid + Math.imul(al8, bh6)) | 0; + mid = (mid + Math.imul(ah8, bl6)) | 0; + hi = (hi + Math.imul(ah8, bh6)) | 0; + lo = (lo + Math.imul(al7, bl7)) | 0; + mid = (mid + Math.imul(al7, bh7)) | 0; + mid = (mid + Math.imul(ah7, bl7)) | 0; + hi = (hi + Math.imul(ah7, bh7)) | 0; + lo = (lo + Math.imul(al6, bl8)) | 0; + mid = (mid + Math.imul(al6, bh8)) | 0; + mid = (mid + Math.imul(ah6, bl8)) | 0; + hi = (hi + Math.imul(ah6, bh8)) | 0; + lo = (lo + Math.imul(al5, bl9)) | 0; + mid = (mid + Math.imul(al5, bh9)) | 0; + mid = (mid + Math.imul(ah5, bl9)) | 0; + hi = (hi + Math.imul(ah5, bh9)) | 0; + var w14 = (((c + lo) | 0) + ((mid & 0x1fff) << 13)) | 0; + c = (((hi + (mid >>> 13)) | 0) + (w14 >>> 26)) | 0; + w14 &= 0x3ffffff; + /* k = 15 */ + lo = Math.imul(al9, bl6); + mid = Math.imul(al9, bh6); + mid = (mid + Math.imul(ah9, bl6)) | 0; + hi = Math.imul(ah9, bh6); + lo = (lo + Math.imul(al8, bl7)) | 0; + mid = (mid + Math.imul(al8, bh7)) | 0; + mid = (mid + Math.imul(ah8, bl7)) | 0; + hi = (hi + Math.imul(ah8, bh7)) | 0; + lo = (lo + Math.imul(al7, bl8)) | 0; + mid = (mid + Math.imul(al7, bh8)) | 0; + mid = (mid + Math.imul(ah7, bl8)) | 0; + hi = (hi + Math.imul(ah7, bh8)) | 0; + lo = (lo + Math.imul(al6, bl9)) | 0; + mid = (mid + Math.imul(al6, bh9)) | 0; + mid = (mid + Math.imul(ah6, bl9)) | 0; + hi = (hi + Math.imul(ah6, bh9)) | 0; + var w15 = (((c + lo) | 0) + ((mid & 0x1fff) << 13)) | 0; + c = (((hi + (mid >>> 13)) | 0) + (w15 >>> 26)) | 0; + w15 &= 0x3ffffff; + /* k = 16 */ + lo = Math.imul(al9, bl7); + mid = Math.imul(al9, bh7); + mid = (mid + Math.imul(ah9, bl7)) | 0; + hi = Math.imul(ah9, bh7); + lo = (lo + Math.imul(al8, bl8)) | 0; + mid = (mid + Math.imul(al8, bh8)) | 0; + mid = (mid + Math.imul(ah8, bl8)) | 0; + hi = (hi + Math.imul(ah8, bh8)) | 0; + lo = (lo + Math.imul(al7, bl9)) | 0; + mid = (mid + Math.imul(al7, bh9)) | 0; + mid = (mid + Math.imul(ah7, bl9)) | 0; + hi = (hi + Math.imul(ah7, bh9)) | 0; + var w16 = (((c + lo) | 0) + ((mid & 0x1fff) << 13)) | 0; + c = (((hi + (mid >>> 13)) | 0) + (w16 >>> 26)) | 0; + w16 &= 0x3ffffff; + /* k = 17 */ + lo = Math.imul(al9, bl8); + mid = Math.imul(al9, bh8); + mid = (mid + Math.imul(ah9, bl8)) | 0; + hi = Math.imul(ah9, bh8); + lo = (lo + Math.imul(al8, bl9)) | 0; + mid = (mid + Math.imul(al8, bh9)) | 0; + mid = (mid + Math.imul(ah8, bl9)) | 0; + hi = (hi + Math.imul(ah8, bh9)) | 0; + var w17 = (((c + lo) | 0) + ((mid & 0x1fff) << 13)) | 0; + c = (((hi + (mid >>> 13)) | 0) + (w17 >>> 26)) | 0; + w17 &= 0x3ffffff; + /* k = 18 */ + lo = Math.imul(al9, bl9); + mid = Math.imul(al9, bh9); + mid = (mid + Math.imul(ah9, bl9)) | 0; + hi = Math.imul(ah9, bh9); + var w18 = (((c + lo) | 0) + ((mid & 0x1fff) << 13)) | 0; + c = (((hi + (mid >>> 13)) | 0) + (w18 >>> 26)) | 0; + w18 &= 0x3ffffff; + o[0] = w0; + o[1] = w1; + o[2] = w2; + o[3] = w3; + o[4] = w4; + o[5] = w5; + o[6] = w6; + o[7] = w7; + o[8] = w8; + o[9] = w9; + o[10] = w10; + o[11] = w11; + o[12] = w12; + o[13] = w13; + o[14] = w14; + o[15] = w15; + o[16] = w16; + o[17] = w17; + o[18] = w18; + if (c !== 0) { + o[19] = c; + out.length++; + } + return out; + }; + + // Polyfill comb + if (!Math.imul) { + comb10MulTo = smallMulTo; + } + + function bigMulTo (self, num, out) { + out.negative = num.negative ^ self.negative; + out.length = self.length + num.length; + + var carry = 0; + var hncarry = 0; + for (var k = 0; k < out.length - 1; k++) { + // Sum all words with the same `i + j = k` and accumulate `ncarry`, + // note that ncarry could be >= 0x3ffffff + var ncarry = hncarry; + hncarry = 0; + var rword = carry & 0x3ffffff; + var maxJ = Math.min(k, num.length - 1); + for (var j = Math.max(0, k - self.length + 1); j <= maxJ; j++) { + var i = k - j; + var a = self.words[i] | 0; + var b = num.words[j] | 0; + var r = a * b; + + var lo = r & 0x3ffffff; + ncarry = (ncarry + ((r / 0x4000000) | 0)) | 0; + lo = (lo + rword) | 0; + rword = lo & 0x3ffffff; + ncarry = (ncarry + (lo >>> 26)) | 0; + + hncarry += ncarry >>> 26; + ncarry &= 0x3ffffff; + } + out.words[k] = rword; + carry = ncarry; + ncarry = hncarry; + } + if (carry !== 0) { + out.words[k] = carry; + } else { + out.length--; + } + + return out.strip(); + } + + function jumboMulTo (self, num, out) { + var fftm = new FFTM(); + return fftm.mulp(self, num, out); + } + + BN.prototype.mulTo = function mulTo (num, out) { + var res; + var len = this.length + num.length; + if (this.length === 10 && num.length === 10) { + res = comb10MulTo(this, num, out); + } else if (len < 63) { + res = smallMulTo(this, num, out); + } else if (len < 1024) { + res = bigMulTo(this, num, out); + } else { + res = jumboMulTo(this, num, out); + } + + return res; + }; + + // Cooley-Tukey algorithm for FFT + // slightly revisited to rely on looping instead of recursion + + function FFTM (x, y) { + this.x = x; + this.y = y; + } + + FFTM.prototype.makeRBT = function makeRBT (N) { + var t = new Array(N); + var l = BN.prototype._countBits(N) - 1; + for (var i = 0; i < N; i++) { + t[i] = this.revBin(i, l, N); + } + + return t; + }; + + // Returns binary-reversed representation of `x` + FFTM.prototype.revBin = function revBin (x, l, N) { + if (x === 0 || x === N - 1) return x; + + var rb = 0; + for (var i = 0; i < l; i++) { + rb |= (x & 1) << (l - i - 1); + x >>= 1; + } + + return rb; + }; + + // Performs "tweedling" phase, therefore 'emulating' + // behaviour of the recursive algorithm + FFTM.prototype.permute = function permute (rbt, rws, iws, rtws, itws, N) { + for (var i = 0; i < N; i++) { + rtws[i] = rws[rbt[i]]; + itws[i] = iws[rbt[i]]; + } + }; + + FFTM.prototype.transform = function transform (rws, iws, rtws, itws, N, rbt) { + this.permute(rbt, rws, iws, rtws, itws, N); + + for (var s = 1; s < N; s <<= 1) { + var l = s << 1; + + var rtwdf = Math.cos(2 * Math.PI / l); + var itwdf = Math.sin(2 * Math.PI / l); + + for (var p = 0; p < N; p += l) { + var rtwdf_ = rtwdf; + var itwdf_ = itwdf; + + for (var j = 0; j < s; j++) { + var re = rtws[p + j]; + var ie = itws[p + j]; + + var ro = rtws[p + j + s]; + var io = itws[p + j + s]; + + var rx = rtwdf_ * ro - itwdf_ * io; + + io = rtwdf_ * io + itwdf_ * ro; + ro = rx; + + rtws[p + j] = re + ro; + itws[p + j] = ie + io; + + rtws[p + j + s] = re - ro; + itws[p + j + s] = ie - io; + + /* jshint maxdepth : false */ + if (j !== l) { + rx = rtwdf * rtwdf_ - itwdf * itwdf_; + + itwdf_ = rtwdf * itwdf_ + itwdf * rtwdf_; + rtwdf_ = rx; + } + } + } + } + }; + + FFTM.prototype.guessLen13b = function guessLen13b (n, m) { + var N = Math.max(m, n) | 1; + var odd = N & 1; + var i = 0; + for (N = N / 2 | 0; N; N = N >>> 1) { + i++; + } + + return 1 << i + 1 + odd; + }; + + FFTM.prototype.conjugate = function conjugate (rws, iws, N) { + if (N <= 1) return; + + for (var i = 0; i < N / 2; i++) { + var t = rws[i]; + + rws[i] = rws[N - i - 1]; + rws[N - i - 1] = t; + + t = iws[i]; + + iws[i] = -iws[N - i - 1]; + iws[N - i - 1] = -t; + } + }; + + FFTM.prototype.normalize13b = function normalize13b (ws, N) { + var carry = 0; + for (var i = 0; i < N / 2; i++) { + var w = Math.round(ws[2 * i + 1] / N) * 0x2000 + + Math.round(ws[2 * i] / N) + + carry; + + ws[i] = w & 0x3ffffff; + + if (w < 0x4000000) { + carry = 0; + } else { + carry = w / 0x4000000 | 0; + } + } + + return ws; + }; + + FFTM.prototype.convert13b = function convert13b (ws, len, rws, N) { + var carry = 0; + for (var i = 0; i < len; i++) { + carry = carry + (ws[i] | 0); + + rws[2 * i] = carry & 0x1fff; carry = carry >>> 13; + rws[2 * i + 1] = carry & 0x1fff; carry = carry >>> 13; + } + + // Pad with zeroes + for (i = 2 * len; i < N; ++i) { + rws[i] = 0; + } + + assert(carry === 0); + assert((carry & ~0x1fff) === 0); + }; + + FFTM.prototype.stub = function stub (N) { + var ph = new Array(N); + for (var i = 0; i < N; i++) { + ph[i] = 0; + } + + return ph; + }; + + FFTM.prototype.mulp = function mulp (x, y, out) { + var N = 2 * this.guessLen13b(x.length, y.length); + + var rbt = this.makeRBT(N); + + var _ = this.stub(N); + + var rws = new Array(N); + var rwst = new Array(N); + var iwst = new Array(N); + + var nrws = new Array(N); + var nrwst = new Array(N); + var niwst = new Array(N); + + var rmws = out.words; + rmws.length = N; + + this.convert13b(x.words, x.length, rws, N); + this.convert13b(y.words, y.length, nrws, N); + + this.transform(rws, _, rwst, iwst, N, rbt); + this.transform(nrws, _, nrwst, niwst, N, rbt); + + for (var i = 0; i < N; i++) { + var rx = rwst[i] * nrwst[i] - iwst[i] * niwst[i]; + iwst[i] = rwst[i] * niwst[i] + iwst[i] * nrwst[i]; + rwst[i] = rx; + } + + this.conjugate(rwst, iwst, N); + this.transform(rwst, iwst, rmws, _, N, rbt); + this.conjugate(rmws, _, N); + this.normalize13b(rmws, N); + + out.negative = x.negative ^ y.negative; + out.length = x.length + y.length; + return out.strip(); + }; + + // Multiply `this` by `num` + BN.prototype.mul = function mul (num) { + var out = new BN(null); + out.words = new Array(this.length + num.length); + return this.mulTo(num, out); + }; + + // Multiply employing FFT + BN.prototype.mulf = function mulf (num) { + var out = new BN(null); + out.words = new Array(this.length + num.length); + return jumboMulTo(this, num, out); + }; + + // In-place Multiplication + BN.prototype.imul = function imul (num) { + return this.clone().mulTo(num, this); + }; + + BN.prototype.imuln = function imuln (num) { + assert(typeof num === 'number'); + assert(num < 0x4000000); + + // Carry + var carry = 0; + for (var i = 0; i < this.length; i++) { + var w = (this.words[i] | 0) * num; + var lo = (w & 0x3ffffff) + (carry & 0x3ffffff); + carry >>= 26; + carry += (w / 0x4000000) | 0; + // NOTE: lo is 27bit maximum + carry += lo >>> 26; + this.words[i] = lo & 0x3ffffff; + } + + if (carry !== 0) { + this.words[i] = carry; + this.length++; + } + + return this; + }; + + BN.prototype.muln = function muln (num) { + return this.clone().imuln(num); + }; + + // `this` * `this` + BN.prototype.sqr = function sqr () { + return this.mul(this); + }; + + // `this` * `this` in-place + BN.prototype.isqr = function isqr () { + return this.imul(this.clone()); + }; + + // Math.pow(`this`, `num`) + BN.prototype.pow = function pow (num) { + var w = toBitArray(num); + if (w.length === 0) return new BN(1); + + // Skip leading zeroes + var res = this; + for (var i = 0; i < w.length; i++, res = res.sqr()) { + if (w[i] !== 0) break; + } + + if (++i < w.length) { + for (var q = res.sqr(); i < w.length; i++, q = q.sqr()) { + if (w[i] === 0) continue; + + res = res.mul(q); + } + } + + return res; + }; + + // Shift-left in-place + BN.prototype.iushln = function iushln (bits) { + assert(typeof bits === 'number' && bits >= 0); + var r = bits % 26; + var s = (bits - r) / 26; + var carryMask = (0x3ffffff >>> (26 - r)) << (26 - r); + var i; + + if (r !== 0) { + var carry = 0; + + for (i = 0; i < this.length; i++) { + var newCarry = this.words[i] & carryMask; + var c = ((this.words[i] | 0) - newCarry) << r; + this.words[i] = c | carry; + carry = newCarry >>> (26 - r); + } + + if (carry) { + this.words[i] = carry; + this.length++; + } + } + + if (s !== 0) { + for (i = this.length - 1; i >= 0; i--) { + this.words[i + s] = this.words[i]; + } + + for (i = 0; i < s; i++) { + this.words[i] = 0; + } + + this.length += s; + } + + return this.strip(); + }; + + BN.prototype.ishln = function ishln (bits) { + // TODO(indutny): implement me + assert(this.negative === 0); + return this.iushln(bits); + }; + + // Shift-right in-place + // NOTE: `hint` is a lowest bit before trailing zeroes + // NOTE: if `extended` is present - it will be filled with destroyed bits + BN.prototype.iushrn = function iushrn (bits, hint, extended) { + assert(typeof bits === 'number' && bits >= 0); + var h; + if (hint) { + h = (hint - (hint % 26)) / 26; + } else { + h = 0; + } + + var r = bits % 26; + var s = Math.min((bits - r) / 26, this.length); + var mask = 0x3ffffff ^ ((0x3ffffff >>> r) << r); + var maskedWords = extended; + + h -= s; + h = Math.max(0, h); + + // Extended mode, copy masked part + if (maskedWords) { + for (var i = 0; i < s; i++) { + maskedWords.words[i] = this.words[i]; + } + maskedWords.length = s; + } + + if (s === 0) { + // No-op, we should not move anything at all + } else if (this.length > s) { + this.length -= s; + for (i = 0; i < this.length; i++) { + this.words[i] = this.words[i + s]; + } + } else { + this.words[0] = 0; + this.length = 1; + } + + var carry = 0; + for (i = this.length - 1; i >= 0 && (carry !== 0 || i >= h); i--) { + var word = this.words[i] | 0; + this.words[i] = (carry << (26 - r)) | (word >>> r); + carry = word & mask; + } + + // Push carried bits as a mask + if (maskedWords && carry !== 0) { + maskedWords.words[maskedWords.length++] = carry; + } + + if (this.length === 0) { + this.words[0] = 0; + this.length = 1; + } + + return this.strip(); + }; + + BN.prototype.ishrn = function ishrn (bits, hint, extended) { + // TODO(indutny): implement me + assert(this.negative === 0); + return this.iushrn(bits, hint, extended); + }; + + // Shift-left + BN.prototype.shln = function shln (bits) { + return this.clone().ishln(bits); + }; + + BN.prototype.ushln = function ushln (bits) { + return this.clone().iushln(bits); + }; + + // Shift-right + BN.prototype.shrn = function shrn (bits) { + return this.clone().ishrn(bits); + }; + + BN.prototype.ushrn = function ushrn (bits) { + return this.clone().iushrn(bits); + }; + + // Test if n bit is set + BN.prototype.testn = function testn (bit) { + assert(typeof bit === 'number' && bit >= 0); + var r = bit % 26; + var s = (bit - r) / 26; + var q = 1 << r; + + // Fast case: bit is much higher than all existing words + if (this.length <= s) return false; + + // Check bit and return + var w = this.words[s]; + + return !!(w & q); + }; + + // Return only lowers bits of number (in-place) + BN.prototype.imaskn = function imaskn (bits) { + assert(typeof bits === 'number' && bits >= 0); + var r = bits % 26; + var s = (bits - r) / 26; + + assert(this.negative === 0, 'imaskn works only with positive numbers'); + + if (this.length <= s) { + return this; + } + + if (r !== 0) { + s++; + } + this.length = Math.min(s, this.length); + + if (r !== 0) { + var mask = 0x3ffffff ^ ((0x3ffffff >>> r) << r); + this.words[this.length - 1] &= mask; + } + + return this.strip(); + }; + + // Return only lowers bits of number + BN.prototype.maskn = function maskn (bits) { + return this.clone().imaskn(bits); + }; + + // Add plain number `num` to `this` + BN.prototype.iaddn = function iaddn (num) { + assert(typeof num === 'number'); + assert(num < 0x4000000); + if (num < 0) return this.isubn(-num); + + // Possible sign change + if (this.negative !== 0) { + if (this.length === 1 && (this.words[0] | 0) < num) { + this.words[0] = num - (this.words[0] | 0); + this.negative = 0; + return this; + } + + this.negative = 0; + this.isubn(num); + this.negative = 1; + return this; + } + + // Add without checks + return this._iaddn(num); + }; + + BN.prototype._iaddn = function _iaddn (num) { + this.words[0] += num; + + // Carry + for (var i = 0; i < this.length && this.words[i] >= 0x4000000; i++) { + this.words[i] -= 0x4000000; + if (i === this.length - 1) { + this.words[i + 1] = 1; + } else { + this.words[i + 1]++; + } + } + this.length = Math.max(this.length, i + 1); + + return this; + }; + + // Subtract plain number `num` from `this` + BN.prototype.isubn = function isubn (num) { + assert(typeof num === 'number'); + assert(num < 0x4000000); + if (num < 0) return this.iaddn(-num); + + if (this.negative !== 0) { + this.negative = 0; + this.iaddn(num); + this.negative = 1; + return this; + } + + this.words[0] -= num; + + if (this.length === 1 && this.words[0] < 0) { + this.words[0] = -this.words[0]; + this.negative = 1; + } else { + // Carry + for (var i = 0; i < this.length && this.words[i] < 0; i++) { + this.words[i] += 0x4000000; + this.words[i + 1] -= 1; + } + } + + return this.strip(); + }; + + BN.prototype.addn = function addn (num) { + return this.clone().iaddn(num); + }; + + BN.prototype.subn = function subn (num) { + return this.clone().isubn(num); + }; + + BN.prototype.iabs = function iabs () { + this.negative = 0; + + return this; + }; + + BN.prototype.abs = function abs () { + return this.clone().iabs(); + }; + + BN.prototype._ishlnsubmul = function _ishlnsubmul (num, mul, shift) { + var len = num.length + shift; + var i; + + this._expand(len); + + var w; + var carry = 0; + for (i = 0; i < num.length; i++) { + w = (this.words[i + shift] | 0) + carry; + var right = (num.words[i] | 0) * mul; + w -= right & 0x3ffffff; + carry = (w >> 26) - ((right / 0x4000000) | 0); + this.words[i + shift] = w & 0x3ffffff; + } + for (; i < this.length - shift; i++) { + w = (this.words[i + shift] | 0) + carry; + carry = w >> 26; + this.words[i + shift] = w & 0x3ffffff; + } + + if (carry === 0) return this.strip(); + + // Subtraction overflow + assert(carry === -1); + carry = 0; + for (i = 0; i < this.length; i++) { + w = -(this.words[i] | 0) + carry; + carry = w >> 26; + this.words[i] = w & 0x3ffffff; + } + this.negative = 1; + + return this.strip(); + }; + + BN.prototype._wordDiv = function _wordDiv (num, mode) { + var shift = this.length - num.length; + + var a = this.clone(); + var b = num; + + // Normalize + var bhi = b.words[b.length - 1] | 0; + var bhiBits = this._countBits(bhi); + shift = 26 - bhiBits; + if (shift !== 0) { + b = b.ushln(shift); + a.iushln(shift); + bhi = b.words[b.length - 1] | 0; + } + + // Initialize quotient + var m = a.length - b.length; + var q; + + if (mode !== 'mod') { + q = new BN(null); + q.length = m + 1; + q.words = new Array(q.length); + for (var i = 0; i < q.length; i++) { + q.words[i] = 0; + } + } + + var diff = a.clone()._ishlnsubmul(b, 1, m); + if (diff.negative === 0) { + a = diff; + if (q) { + q.words[m] = 1; + } + } + + for (var j = m - 1; j >= 0; j--) { + var qj = (a.words[b.length + j] | 0) * 0x4000000 + + (a.words[b.length + j - 1] | 0); + + // NOTE: (qj / bhi) is (0x3ffffff * 0x4000000 + 0x3ffffff) / 0x2000000 max + // (0x7ffffff) + qj = Math.min((qj / bhi) | 0, 0x3ffffff); + + a._ishlnsubmul(b, qj, j); + while (a.negative !== 0) { + qj--; + a.negative = 0; + a._ishlnsubmul(b, 1, j); + if (!a.isZero()) { + a.negative ^= 1; + } + } + if (q) { + q.words[j] = qj; + } + } + if (q) { + q.strip(); + } + a.strip(); + + // Denormalize + if (mode !== 'div' && shift !== 0) { + a.iushrn(shift); + } + + return { + div: q || null, + mod: a + }; + }; + + // NOTE: 1) `mode` can be set to `mod` to request mod only, + // to `div` to request div only, or be absent to + // request both div & mod + // 2) `positive` is true if unsigned mod is requested + BN.prototype.divmod = function divmod (num, mode, positive) { + assert(!num.isZero()); + + if (this.isZero()) { + return { + div: new BN(0), + mod: new BN(0) + }; + } + + var div, mod, res; + if (this.negative !== 0 && num.negative === 0) { + res = this.neg().divmod(num, mode); + + if (mode !== 'mod') { + div = res.div.neg(); + } + + if (mode !== 'div') { + mod = res.mod.neg(); + if (positive && mod.negative !== 0) { + mod.iadd(num); + } + } + + return { + div: div, + mod: mod + }; + } + + if (this.negative === 0 && num.negative !== 0) { + res = this.divmod(num.neg(), mode); + + if (mode !== 'mod') { + div = res.div.neg(); + } + + return { + div: div, + mod: res.mod + }; + } + + if ((this.negative & num.negative) !== 0) { + res = this.neg().divmod(num.neg(), mode); + + if (mode !== 'div') { + mod = res.mod.neg(); + if (positive && mod.negative !== 0) { + mod.isub(num); + } + } + + return { + div: res.div, + mod: mod + }; + } + + // Both numbers are positive at this point + + // Strip both numbers to approximate shift value + if (num.length > this.length || this.cmp(num) < 0) { + return { + div: new BN(0), + mod: this + }; + } + + // Very short reduction + if (num.length === 1) { + if (mode === 'div') { + return { + div: this.divn(num.words[0]), + mod: null + }; + } + + if (mode === 'mod') { + return { + div: null, + mod: new BN(this.modn(num.words[0])) + }; + } + + return { + div: this.divn(num.words[0]), + mod: new BN(this.modn(num.words[0])) + }; + } + + return this._wordDiv(num, mode); + }; + + // Find `this` / `num` + BN.prototype.div = function div (num) { + return this.divmod(num, 'div', false).div; + }; + + // Find `this` % `num` + BN.prototype.mod = function mod (num) { + return this.divmod(num, 'mod', false).mod; + }; + + BN.prototype.umod = function umod (num) { + return this.divmod(num, 'mod', true).mod; + }; + + // Find Round(`this` / `num`) + BN.prototype.divRound = function divRound (num) { + var dm = this.divmod(num); + + // Fast case - exact division + if (dm.mod.isZero()) return dm.div; + + var mod = dm.div.negative !== 0 ? dm.mod.isub(num) : dm.mod; + + var half = num.ushrn(1); + var r2 = num.andln(1); + var cmp = mod.cmp(half); + + // Round down + if (cmp < 0 || r2 === 1 && cmp === 0) return dm.div; + + // Round up + return dm.div.negative !== 0 ? dm.div.isubn(1) : dm.div.iaddn(1); + }; + + BN.prototype.modn = function modn (num) { + assert(num <= 0x3ffffff); + var p = (1 << 26) % num; + + var acc = 0; + for (var i = this.length - 1; i >= 0; i--) { + acc = (p * acc + (this.words[i] | 0)) % num; + } + + return acc; + }; + + // In-place division by number + BN.prototype.idivn = function idivn (num) { + assert(num <= 0x3ffffff); + + var carry = 0; + for (var i = this.length - 1; i >= 0; i--) { + var w = (this.words[i] | 0) + carry * 0x4000000; + this.words[i] = (w / num) | 0; + carry = w % num; + } + + return this.strip(); + }; + + BN.prototype.divn = function divn (num) { + return this.clone().idivn(num); + }; + + BN.prototype.egcd = function egcd (p) { + assert(p.negative === 0); + assert(!p.isZero()); + + var x = this; + var y = p.clone(); + + if (x.negative !== 0) { + x = x.umod(p); + } else { + x = x.clone(); + } + + // A * x + B * y = x + var A = new BN(1); + var B = new BN(0); + + // C * x + D * y = y + var C = new BN(0); + var D = new BN(1); + + var g = 0; + + while (x.isEven() && y.isEven()) { + x.iushrn(1); + y.iushrn(1); + ++g; + } + + var yp = y.clone(); + var xp = x.clone(); + + while (!x.isZero()) { + for (var i = 0, im = 1; (x.words[0] & im) === 0 && i < 26; ++i, im <<= 1); + if (i > 0) { + x.iushrn(i); + while (i-- > 0) { + if (A.isOdd() || B.isOdd()) { + A.iadd(yp); + B.isub(xp); + } + + A.iushrn(1); + B.iushrn(1); + } + } + + for (var j = 0, jm = 1; (y.words[0] & jm) === 0 && j < 26; ++j, jm <<= 1); + if (j > 0) { + y.iushrn(j); + while (j-- > 0) { + if (C.isOdd() || D.isOdd()) { + C.iadd(yp); + D.isub(xp); + } + + C.iushrn(1); + D.iushrn(1); + } + } + + if (x.cmp(y) >= 0) { + x.isub(y); + A.isub(C); + B.isub(D); + } else { + y.isub(x); + C.isub(A); + D.isub(B); + } + } + + return { + a: C, + b: D, + gcd: y.iushln(g) + }; + }; + + // This is reduced incarnation of the binary EEA + // above, designated to invert members of the + // _prime_ fields F(p) at a maximal speed + BN.prototype._invmp = function _invmp (p) { + assert(p.negative === 0); + assert(!p.isZero()); + + var a = this; + var b = p.clone(); + + if (a.negative !== 0) { + a = a.umod(p); + } else { + a = a.clone(); + } + + var x1 = new BN(1); + var x2 = new BN(0); + + var delta = b.clone(); + + while (a.cmpn(1) > 0 && b.cmpn(1) > 0) { + for (var i = 0, im = 1; (a.words[0] & im) === 0 && i < 26; ++i, im <<= 1); + if (i > 0) { + a.iushrn(i); + while (i-- > 0) { + if (x1.isOdd()) { + x1.iadd(delta); + } + + x1.iushrn(1); + } + } + + for (var j = 0, jm = 1; (b.words[0] & jm) === 0 && j < 26; ++j, jm <<= 1); + if (j > 0) { + b.iushrn(j); + while (j-- > 0) { + if (x2.isOdd()) { + x2.iadd(delta); + } + + x2.iushrn(1); + } + } + + if (a.cmp(b) >= 0) { + a.isub(b); + x1.isub(x2); + } else { + b.isub(a); + x2.isub(x1); + } + } + + var res; + if (a.cmpn(1) === 0) { + res = x1; + } else { + res = x2; + } + + if (res.cmpn(0) < 0) { + res.iadd(p); + } + + return res; + }; + + BN.prototype.gcd = function gcd (num) { + if (this.isZero()) return num.abs(); + if (num.isZero()) return this.abs(); + + var a = this.clone(); + var b = num.clone(); + a.negative = 0; + b.negative = 0; + + // Remove common factor of two + for (var shift = 0; a.isEven() && b.isEven(); shift++) { + a.iushrn(1); + b.iushrn(1); + } + + do { + while (a.isEven()) { + a.iushrn(1); + } + while (b.isEven()) { + b.iushrn(1); + } + + var r = a.cmp(b); + if (r < 0) { + // Swap `a` and `b` to make `a` always bigger than `b` + var t = a; + a = b; + b = t; + } else if (r === 0 || b.cmpn(1) === 0) { + break; + } + + a.isub(b); + } while (true); + + return b.iushln(shift); + }; + + // Invert number in the field F(num) + BN.prototype.invm = function invm (num) { + return this.egcd(num).a.umod(num); + }; + + BN.prototype.isEven = function isEven () { + return (this.words[0] & 1) === 0; + }; + + BN.prototype.isOdd = function isOdd () { + return (this.words[0] & 1) === 1; + }; + + // And first word and num + BN.prototype.andln = function andln (num) { + return this.words[0] & num; + }; + + // Increment at the bit position in-line + BN.prototype.bincn = function bincn (bit) { + assert(typeof bit === 'number'); + var r = bit % 26; + var s = (bit - r) / 26; + var q = 1 << r; + + // Fast case: bit is much higher than all existing words + if (this.length <= s) { + this._expand(s + 1); + this.words[s] |= q; + return this; + } + + // Add bit and propagate, if needed + var carry = q; + for (var i = s; carry !== 0 && i < this.length; i++) { + var w = this.words[i] | 0; + w += carry; + carry = w >>> 26; + w &= 0x3ffffff; + this.words[i] = w; + } + if (carry !== 0) { + this.words[i] = carry; + this.length++; + } + return this; + }; + + BN.prototype.isZero = function isZero () { + return this.length === 1 && this.words[0] === 0; + }; + + BN.prototype.cmpn = function cmpn (num) { + var negative = num < 0; + + if (this.negative !== 0 && !negative) return -1; + if (this.negative === 0 && negative) return 1; + + this.strip(); + + var res; + if (this.length > 1) { + res = 1; + } else { + if (negative) { + num = -num; + } + + assert(num <= 0x3ffffff, 'Number is too big'); + + var w = this.words[0] | 0; + res = w === num ? 0 : w < num ? -1 : 1; + } + if (this.negative !== 0) return -res | 0; + return res; + }; + + // Compare two numbers and return: + // 1 - if `this` > `num` + // 0 - if `this` == `num` + // -1 - if `this` < `num` + BN.prototype.cmp = function cmp (num) { + if (this.negative !== 0 && num.negative === 0) return -1; + if (this.negative === 0 && num.negative !== 0) return 1; + + var res = this.ucmp(num); + if (this.negative !== 0) return -res | 0; + return res; + }; + + // Unsigned comparison + BN.prototype.ucmp = function ucmp (num) { + // At this point both numbers have the same sign + if (this.length > num.length) return 1; + if (this.length < num.length) return -1; + + var res = 0; + for (var i = this.length - 1; i >= 0; i--) { + var a = this.words[i] | 0; + var b = num.words[i] | 0; + + if (a === b) continue; + if (a < b) { + res = -1; + } else if (a > b) { + res = 1; + } + break; + } + return res; + }; + + BN.prototype.gtn = function gtn (num) { + return this.cmpn(num) === 1; + }; + + BN.prototype.gt = function gt (num) { + return this.cmp(num) === 1; + }; + + BN.prototype.gten = function gten (num) { + return this.cmpn(num) >= 0; + }; + + BN.prototype.gte = function gte (num) { + return this.cmp(num) >= 0; + }; + + BN.prototype.ltn = function ltn (num) { + return this.cmpn(num) === -1; + }; + + BN.prototype.lt = function lt (num) { + return this.cmp(num) === -1; + }; + + BN.prototype.lten = function lten (num) { + return this.cmpn(num) <= 0; + }; + + BN.prototype.lte = function lte (num) { + return this.cmp(num) <= 0; + }; + + BN.prototype.eqn = function eqn (num) { + return this.cmpn(num) === 0; + }; + + BN.prototype.eq = function eq (num) { + return this.cmp(num) === 0; + }; + + // + // A reduce context, could be using montgomery or something better, depending + // on the `m` itself. + // + BN.red = function red (num) { + return new Red(num); + }; + + BN.prototype.toRed = function toRed (ctx) { + assert(!this.red, 'Already a number in reduction context'); + assert(this.negative === 0, 'red works only with positives'); + return ctx.convertTo(this)._forceRed(ctx); + }; + + BN.prototype.fromRed = function fromRed () { + assert(this.red, 'fromRed works only with numbers in reduction context'); + return this.red.convertFrom(this); + }; + + BN.prototype._forceRed = function _forceRed (ctx) { + this.red = ctx; + return this; + }; + + BN.prototype.forceRed = function forceRed (ctx) { + assert(!this.red, 'Already a number in reduction context'); + return this._forceRed(ctx); + }; + + BN.prototype.redAdd = function redAdd (num) { + assert(this.red, 'redAdd works only with red numbers'); + return this.red.add(this, num); + }; + + BN.prototype.redIAdd = function redIAdd (num) { + assert(this.red, 'redIAdd works only with red numbers'); + return this.red.iadd(this, num); + }; + + BN.prototype.redSub = function redSub (num) { + assert(this.red, 'redSub works only with red numbers'); + return this.red.sub(this, num); + }; + + BN.prototype.redISub = function redISub (num) { + assert(this.red, 'redISub works only with red numbers'); + return this.red.isub(this, num); + }; + + BN.prototype.redShl = function redShl (num) { + assert(this.red, 'redShl works only with red numbers'); + return this.red.shl(this, num); + }; + + BN.prototype.redMul = function redMul (num) { + assert(this.red, 'redMul works only with red numbers'); + this.red._verify2(this, num); + return this.red.mul(this, num); + }; + + BN.prototype.redIMul = function redIMul (num) { + assert(this.red, 'redMul works only with red numbers'); + this.red._verify2(this, num); + return this.red.imul(this, num); + }; + + BN.prototype.redSqr = function redSqr () { + assert(this.red, 'redSqr works only with red numbers'); + this.red._verify1(this); + return this.red.sqr(this); + }; + + BN.prototype.redISqr = function redISqr () { + assert(this.red, 'redISqr works only with red numbers'); + this.red._verify1(this); + return this.red.isqr(this); + }; + + // Square root over p + BN.prototype.redSqrt = function redSqrt () { + assert(this.red, 'redSqrt works only with red numbers'); + this.red._verify1(this); + return this.red.sqrt(this); + }; + + BN.prototype.redInvm = function redInvm () { + assert(this.red, 'redInvm works only with red numbers'); + this.red._verify1(this); + return this.red.invm(this); + }; + + // Return negative clone of `this` % `red modulo` + BN.prototype.redNeg = function redNeg () { + assert(this.red, 'redNeg works only with red numbers'); + this.red._verify1(this); + return this.red.neg(this); + }; + + BN.prototype.redPow = function redPow (num) { + assert(this.red && !num.red, 'redPow(normalNum)'); + this.red._verify1(this); + return this.red.pow(this, num); + }; + + // Prime numbers with efficient reduction + var primes = { + k256: null, + p224: null, + p192: null, + p25519: null + }; + + // Pseudo-Mersenne prime + function MPrime (name, p) { + // P = 2 ^ N - K + this.name = name; + this.p = new BN(p, 16); + this.n = this.p.bitLength(); + this.k = new BN(1).iushln(this.n).isub(this.p); + + this.tmp = this._tmp(); + } + + MPrime.prototype._tmp = function _tmp () { + var tmp = new BN(null); + tmp.words = new Array(Math.ceil(this.n / 13)); + return tmp; + }; + + MPrime.prototype.ireduce = function ireduce (num) { + // Assumes that `num` is less than `P^2` + // num = HI * (2 ^ N - K) + HI * K + LO = HI * K + LO (mod P) + var r = num; + var rlen; + + do { + this.split(r, this.tmp); + r = this.imulK(r); + r = r.iadd(this.tmp); + rlen = r.bitLength(); + } while (rlen > this.n); + + var cmp = rlen < this.n ? -1 : r.ucmp(this.p); + if (cmp === 0) { + r.words[0] = 0; + r.length = 1; + } else if (cmp > 0) { + r.isub(this.p); + } else { + r.strip(); + } + + return r; + }; + + MPrime.prototype.split = function split (input, out) { + input.iushrn(this.n, 0, out); + }; + + MPrime.prototype.imulK = function imulK (num) { + return num.imul(this.k); + }; + + function K256 () { + MPrime.call( + this, + 'k256', + 'ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe fffffc2f'); + } + inherits(K256, MPrime); + + K256.prototype.split = function split (input, output) { + // 256 = 9 * 26 + 22 + var mask = 0x3fffff; + + var outLen = Math.min(input.length, 9); + for (var i = 0; i < outLen; i++) { + output.words[i] = input.words[i]; + } + output.length = outLen; + + if (input.length <= 9) { + input.words[0] = 0; + input.length = 1; + return; + } + + // Shift by 9 limbs + var prev = input.words[9]; + output.words[output.length++] = prev & mask; + + for (i = 10; i < input.length; i++) { + var next = input.words[i] | 0; + input.words[i - 10] = ((next & mask) << 4) | (prev >>> 22); + prev = next; + } + prev >>>= 22; + input.words[i - 10] = prev; + if (prev === 0 && input.length > 10) { + input.length -= 10; + } else { + input.length -= 9; + } + }; + + K256.prototype.imulK = function imulK (num) { + // K = 0x1000003d1 = [ 0x40, 0x3d1 ] + num.words[num.length] = 0; + num.words[num.length + 1] = 0; + num.length += 2; + + // bounded at: 0x40 * 0x3ffffff + 0x3d0 = 0x100000390 + var lo = 0; + for (var i = 0; i < num.length; i++) { + var w = num.words[i] | 0; + lo += w * 0x3d1; + num.words[i] = lo & 0x3ffffff; + lo = w * 0x40 + ((lo / 0x4000000) | 0); + } + + // Fast length reduction + if (num.words[num.length - 1] === 0) { + num.length--; + if (num.words[num.length - 1] === 0) { + num.length--; + } + } + return num; + }; + + function P224 () { + MPrime.call( + this, + 'p224', + 'ffffffff ffffffff ffffffff ffffffff 00000000 00000000 00000001'); + } + inherits(P224, MPrime); + + function P192 () { + MPrime.call( + this, + 'p192', + 'ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff'); + } + inherits(P192, MPrime); + + function P25519 () { + // 2 ^ 255 - 19 + MPrime.call( + this, + '25519', + '7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed'); + } + inherits(P25519, MPrime); + + P25519.prototype.imulK = function imulK (num) { + // K = 0x13 + var carry = 0; + for (var i = 0; i < num.length; i++) { + var hi = (num.words[i] | 0) * 0x13 + carry; + var lo = hi & 0x3ffffff; + hi >>>= 26; + + num.words[i] = lo; + carry = hi; + } + if (carry !== 0) { + num.words[num.length++] = carry; + } + return num; + }; + + // Exported mostly for testing purposes, use plain name instead + BN._prime = function prime (name) { + // Cached version of prime + if (primes[name]) return primes[name]; + + var prime; + if (name === 'k256') { + prime = new K256(); + } else if (name === 'p224') { + prime = new P224(); + } else if (name === 'p192') { + prime = new P192(); + } else if (name === 'p25519') { + prime = new P25519(); + } else { + throw new Error('Unknown prime ' + name); + } + primes[name] = prime; + + return prime; + }; + + // + // Base reduction engine + // + function Red (m) { + if (typeof m === 'string') { + var prime = BN._prime(m); + this.m = prime.p; + this.prime = prime; + } else { + assert(m.gtn(1), 'modulus must be greater than 1'); + this.m = m; + this.prime = null; + } + } + + Red.prototype._verify1 = function _verify1 (a) { + assert(a.negative === 0, 'red works only with positives'); + assert(a.red, 'red works only with red numbers'); + }; + + Red.prototype._verify2 = function _verify2 (a, b) { + assert((a.negative | b.negative) === 0, 'red works only with positives'); + assert(a.red && a.red === b.red, + 'red works only with red numbers'); + }; + + Red.prototype.imod = function imod (a) { + if (this.prime) return this.prime.ireduce(a)._forceRed(this); + return a.umod(this.m)._forceRed(this); + }; + + Red.prototype.neg = function neg (a) { + if (a.isZero()) { + return a.clone(); + } + + return this.m.sub(a)._forceRed(this); + }; + + Red.prototype.add = function add (a, b) { + this._verify2(a, b); + + var res = a.add(b); + if (res.cmp(this.m) >= 0) { + res.isub(this.m); + } + return res._forceRed(this); + }; + + Red.prototype.iadd = function iadd (a, b) { + this._verify2(a, b); + + var res = a.iadd(b); + if (res.cmp(this.m) >= 0) { + res.isub(this.m); + } + return res; + }; + + Red.prototype.sub = function sub (a, b) { + this._verify2(a, b); + + var res = a.sub(b); + if (res.cmpn(0) < 0) { + res.iadd(this.m); + } + return res._forceRed(this); + }; + + Red.prototype.isub = function isub (a, b) { + this._verify2(a, b); + + var res = a.isub(b); + if (res.cmpn(0) < 0) { + res.iadd(this.m); + } + return res; + }; + + Red.prototype.shl = function shl (a, num) { + this._verify1(a); + return this.imod(a.ushln(num)); + }; + + Red.prototype.imul = function imul (a, b) { + this._verify2(a, b); + return this.imod(a.imul(b)); + }; + + Red.prototype.mul = function mul (a, b) { + this._verify2(a, b); + return this.imod(a.mul(b)); + }; + + Red.prototype.isqr = function isqr (a) { + return this.imul(a, a.clone()); + }; + + Red.prototype.sqr = function sqr (a) { + return this.mul(a, a); + }; + + Red.prototype.sqrt = function sqrt (a) { + if (a.isZero()) return a.clone(); + + var mod3 = this.m.andln(3); + assert(mod3 % 2 === 1); + + // Fast case + if (mod3 === 3) { + var pow = this.m.add(new BN(1)).iushrn(2); + return this.pow(a, pow); + } + + // Tonelli-Shanks algorithm (Totally unoptimized and slow) + // + // Find Q and S, that Q * 2 ^ S = (P - 1) + var q = this.m.subn(1); + var s = 0; + while (!q.isZero() && q.andln(1) === 0) { + s++; + q.iushrn(1); + } + assert(!q.isZero()); + + var one = new BN(1).toRed(this); + var nOne = one.redNeg(); + + // Find quadratic non-residue + // NOTE: Max is such because of generalized Riemann hypothesis. + var lpow = this.m.subn(1).iushrn(1); + var z = this.m.bitLength(); + z = new BN(2 * z * z).toRed(this); + + while (this.pow(z, lpow).cmp(nOne) !== 0) { + z.redIAdd(nOne); + } + + var c = this.pow(z, q); + var r = this.pow(a, q.addn(1).iushrn(1)); + var t = this.pow(a, q); + var m = s; + while (t.cmp(one) !== 0) { + var tmp = t; + for (var i = 0; tmp.cmp(one) !== 0; i++) { + tmp = tmp.redSqr(); + } + assert(i < m); + var b = this.pow(c, new BN(1).iushln(m - i - 1)); + + r = r.redMul(b); + c = b.redSqr(); + t = t.redMul(c); + m = i; + } + + return r; + }; + + Red.prototype.invm = function invm (a) { + var inv = a._invmp(this.m); + if (inv.negative !== 0) { + inv.negative = 0; + return this.imod(inv).redNeg(); + } else { + return this.imod(inv); + } + }; + + Red.prototype.pow = function pow (a, num) { + if (num.isZero()) return new BN(1).toRed(this); + if (num.cmpn(1) === 0) return a.clone(); + + var windowSize = 4; + var wnd = new Array(1 << windowSize); + wnd[0] = new BN(1).toRed(this); + wnd[1] = a; + for (var i = 2; i < wnd.length; i++) { + wnd[i] = this.mul(wnd[i - 1], a); + } + + var res = wnd[0]; + var current = 0; + var currentLen = 0; + var start = num.bitLength() % 26; + if (start === 0) { + start = 26; + } + + for (i = num.length - 1; i >= 0; i--) { + var word = num.words[i]; + for (var j = start - 1; j >= 0; j--) { + var bit = (word >> j) & 1; + if (res !== wnd[0]) { + res = this.sqr(res); + } + + if (bit === 0 && current === 0) { + currentLen = 0; + continue; + } + + current <<= 1; + current |= bit; + currentLen++; + if (currentLen !== windowSize && (i !== 0 || j !== 0)) continue; + + res = this.mul(res, wnd[current]); + currentLen = 0; + current = 0; + } + start = 26; + } + + return res; + }; + + Red.prototype.convertTo = function convertTo (num) { + var r = num.umod(this.m); + + return r === num ? r.clone() : r; + }; + + Red.prototype.convertFrom = function convertFrom (num) { + var res = num.clone(); + res.red = null; + return res; + }; + + // + // Montgomery method engine + // + + BN.mont = function mont (num) { + return new Mont(num); + }; + + function Mont (m) { + Red.call(this, m); + + this.shift = this.m.bitLength(); + if (this.shift % 26 !== 0) { + this.shift += 26 - (this.shift % 26); + } + + this.r = new BN(1).iushln(this.shift); + this.r2 = this.imod(this.r.sqr()); + this.rinv = this.r._invmp(this.m); + + this.minv = this.rinv.mul(this.r).isubn(1).div(this.m); + this.minv = this.minv.umod(this.r); + this.minv = this.r.sub(this.minv); + } + inherits(Mont, Red); + + Mont.prototype.convertTo = function convertTo (num) { + return this.imod(num.ushln(this.shift)); + }; + + Mont.prototype.convertFrom = function convertFrom (num) { + var r = this.imod(num.mul(this.rinv)); + r.red = null; + return r; + }; + + Mont.prototype.imul = function imul (a, b) { + if (a.isZero() || b.isZero()) { + a.words[0] = 0; + a.length = 1; + return a; + } + + var t = a.imul(b); + var c = t.maskn(this.shift).mul(this.minv).imaskn(this.shift).mul(this.m); + var u = t.isub(c).iushrn(this.shift); + var res = u; + + if (u.cmp(this.m) >= 0) { + res = u.isub(this.m); + } else if (u.cmpn(0) < 0) { + res = u.iadd(this.m); + } + + return res._forceRed(this); + }; + + Mont.prototype.mul = function mul (a, b) { + if (a.isZero() || b.isZero()) return new BN(0)._forceRed(this); + + var t = a.mul(b); + var c = t.maskn(this.shift).mul(this.minv).imaskn(this.shift).mul(this.m); + var u = t.isub(c).iushrn(this.shift); + var res = u; + if (u.cmp(this.m) >= 0) { + res = u.isub(this.m); + } else if (u.cmpn(0) < 0) { + res = u.iadd(this.m); + } + + return res._forceRed(this); + }; + + Mont.prototype.invm = function invm (a) { + // (AR)^-1 * R^2 = (A^-1 * R^-1) * R^2 = A^-1 * R + var res = this.imod(a._invmp(this.m).mul(this.r2)); + return res._forceRed(this); + }; +})(typeof module === 'undefined' || module, this); + +},{"buffer":"buffer"}],17:[function(require,module,exports){ +var r; + +module.exports = function rand(len) { + if (!r) + r = new Rand(null); + + return r.generate(len); +}; + +function Rand(rand) { + this.rand = rand; +} +module.exports.Rand = Rand; + +Rand.prototype.generate = function generate(len) { + return this._rand(len); +}; + +// Emulate crypto API using randy +Rand.prototype._rand = function _rand(n) { + if (this.rand.getBytes) + return this.rand.getBytes(n); + + var res = new Uint8Array(n); + for (var i = 0; i < res.length; i++) + res[i] = this.rand.getByte(); + return res; +}; + +if (typeof self === 'object') { + if (self.crypto && self.crypto.getRandomValues) { + // Modern browsers + Rand.prototype._rand = function _rand(n) { + var arr = new Uint8Array(n); + self.crypto.getRandomValues(arr); + return arr; + }; + } else if (self.msCrypto && self.msCrypto.getRandomValues) { + // IE + Rand.prototype._rand = function _rand(n) { + var arr = new Uint8Array(n); + self.msCrypto.getRandomValues(arr); + return arr; + }; + + // Safari's WebWorkers do not have `crypto` + } else if (typeof window === 'object') { + // Old junk + Rand.prototype._rand = function() { + throw new Error('Not implemented yet'); + }; + } +} else { + // Node.js or Web worker with no crypto support + try { + var crypto = require('crypto'); + if (typeof crypto.randomBytes !== 'function') + throw new Error('Not supported'); + + Rand.prototype._rand = function _rand(n) { + return crypto.randomBytes(n); + }; + } catch (e) { + } +} + +},{"crypto":"crypto"}],18:[function(require,module,exports){ +'use strict'; + +var elliptic = exports; + +elliptic.utils = require('./elliptic/utils'); +elliptic.rand = require('brorand'); +elliptic.curve = require('./elliptic/curve'); +elliptic.curves = require('./elliptic/curves'); + +// Protocols +elliptic.ec = require('./elliptic/ec'); +elliptic.eddsa = require('./elliptic/eddsa'); + +},{"./elliptic/curve":21,"./elliptic/curves":24,"./elliptic/ec":25,"./elliptic/eddsa":28,"./elliptic/utils":32,"brorand":17}],19:[function(require,module,exports){ +'use strict'; + +var BN = require('bn.js'); +var utils = require('../utils'); +var getNAF = utils.getNAF; +var getJSF = utils.getJSF; +var assert = utils.assert; + +function BaseCurve(type, conf) { + this.type = type; + this.p = new BN(conf.p, 16); + + // Use Montgomery, when there is no fast reduction for the prime + this.red = conf.prime ? BN.red(conf.prime) : BN.mont(this.p); + + // Useful for many curves + this.zero = new BN(0).toRed(this.red); + this.one = new BN(1).toRed(this.red); + this.two = new BN(2).toRed(this.red); + + // Curve configuration, optional + this.n = conf.n && new BN(conf.n, 16); + this.g = conf.g && this.pointFromJSON(conf.g, conf.gRed); + + // Temporary arrays + this._wnafT1 = new Array(4); + this._wnafT2 = new Array(4); + this._wnafT3 = new Array(4); + this._wnafT4 = new Array(4); + + // Generalized Greg Maxwell's trick + var adjustCount = this.n && this.p.div(this.n); + if (!adjustCount || adjustCount.cmpn(100) > 0) { + this.redN = null; + } else { + this._maxwellTrick = true; + this.redN = this.n.toRed(this.red); + } +} +module.exports = BaseCurve; + +BaseCurve.prototype.point = function point() { + throw new Error('Not implemented'); +}; + +BaseCurve.prototype.validate = function validate() { + throw new Error('Not implemented'); +}; + +BaseCurve.prototype._fixedNafMul = function _fixedNafMul(p, k) { + assert(p.precomputed); + var doubles = p._getDoubles(); + + var naf = getNAF(k, 1); + var I = (1 << (doubles.step + 1)) - (doubles.step % 2 === 0 ? 2 : 1); + I /= 3; + + // Translate into more windowed form + var repr = []; + for (var j = 0; j < naf.length; j += doubles.step) { + var nafW = 0; + for (var k = j + doubles.step - 1; k >= j; k--) + nafW = (nafW << 1) + naf[k]; + repr.push(nafW); + } + + var a = this.jpoint(null, null, null); + var b = this.jpoint(null, null, null); + for (var i = I; i > 0; i--) { + for (var j = 0; j < repr.length; j++) { + var nafW = repr[j]; + if (nafW === i) + b = b.mixedAdd(doubles.points[j]); + else if (nafW === -i) + b = b.mixedAdd(doubles.points[j].neg()); + } + a = a.add(b); + } + return a.toP(); +}; + +BaseCurve.prototype._wnafMul = function _wnafMul(p, k) { + var w = 4; + + // Precompute window + var nafPoints = p._getNAFPoints(w); + w = nafPoints.wnd; + var wnd = nafPoints.points; + + // Get NAF form + var naf = getNAF(k, w); + + // Add `this`*(N+1) for every w-NAF index + var acc = this.jpoint(null, null, null); + for (var i = naf.length - 1; i >= 0; i--) { + // Count zeroes + for (var k = 0; i >= 0 && naf[i] === 0; i--) + k++; + if (i >= 0) + k++; + acc = acc.dblp(k); + + if (i < 0) + break; + var z = naf[i]; + assert(z !== 0); + if (p.type === 'affine') { + // J +- P + if (z > 0) + acc = acc.mixedAdd(wnd[(z - 1) >> 1]); + else + acc = acc.mixedAdd(wnd[(-z - 1) >> 1].neg()); + } else { + // J +- J + if (z > 0) + acc = acc.add(wnd[(z - 1) >> 1]); + else + acc = acc.add(wnd[(-z - 1) >> 1].neg()); + } + } + return p.type === 'affine' ? acc.toP() : acc; +}; + +BaseCurve.prototype._wnafMulAdd = function _wnafMulAdd(defW, + points, + coeffs, + len, + jacobianResult) { + var wndWidth = this._wnafT1; + var wnd = this._wnafT2; + var naf = this._wnafT3; + + // Fill all arrays + var max = 0; + for (var i = 0; i < len; i++) { + var p = points[i]; + var nafPoints = p._getNAFPoints(defW); + wndWidth[i] = nafPoints.wnd; + wnd[i] = nafPoints.points; + } + + // Comb small window NAFs + for (var i = len - 1; i >= 1; i -= 2) { + var a = i - 1; + var b = i; + if (wndWidth[a] !== 1 || wndWidth[b] !== 1) { + naf[a] = getNAF(coeffs[a], wndWidth[a]); + naf[b] = getNAF(coeffs[b], wndWidth[b]); + max = Math.max(naf[a].length, max); + max = Math.max(naf[b].length, max); + continue; + } + + var comb = [ + points[a], /* 1 */ + null, /* 3 */ + null, /* 5 */ + points[b] /* 7 */ + ]; + + // Try to avoid Projective points, if possible + if (points[a].y.cmp(points[b].y) === 0) { + comb[1] = points[a].add(points[b]); + comb[2] = points[a].toJ().mixedAdd(points[b].neg()); + } else if (points[a].y.cmp(points[b].y.redNeg()) === 0) { + comb[1] = points[a].toJ().mixedAdd(points[b]); + comb[2] = points[a].add(points[b].neg()); + } else { + comb[1] = points[a].toJ().mixedAdd(points[b]); + comb[2] = points[a].toJ().mixedAdd(points[b].neg()); + } + + var index = [ + -3, /* -1 -1 */ + -1, /* -1 0 */ + -5, /* -1 1 */ + -7, /* 0 -1 */ + 0, /* 0 0 */ + 7, /* 0 1 */ + 5, /* 1 -1 */ + 1, /* 1 0 */ + 3 /* 1 1 */ + ]; + + var jsf = getJSF(coeffs[a], coeffs[b]); + max = Math.max(jsf[0].length, max); + naf[a] = new Array(max); + naf[b] = new Array(max); + for (var j = 0; j < max; j++) { + var ja = jsf[0][j] | 0; + var jb = jsf[1][j] | 0; + + naf[a][j] = index[(ja + 1) * 3 + (jb + 1)]; + naf[b][j] = 0; + wnd[a] = comb; + } + } + + var acc = this.jpoint(null, null, null); + var tmp = this._wnafT4; + for (var i = max; i >= 0; i--) { + var k = 0; + + while (i >= 0) { + var zero = true; + for (var j = 0; j < len; j++) { + tmp[j] = naf[j][i] | 0; + if (tmp[j] !== 0) + zero = false; + } + if (!zero) + break; + k++; + i--; + } + if (i >= 0) + k++; + acc = acc.dblp(k); + if (i < 0) + break; + + for (var j = 0; j < len; j++) { + var z = tmp[j]; + var p; + if (z === 0) + continue; + else if (z > 0) + p = wnd[j][(z - 1) >> 1]; + else if (z < 0) + p = wnd[j][(-z - 1) >> 1].neg(); + + if (p.type === 'affine') + acc = acc.mixedAdd(p); + else + acc = acc.add(p); + } + } + // Zeroify references + for (var i = 0; i < len; i++) + wnd[i] = null; + + if (jacobianResult) + return acc; + else + return acc.toP(); +}; + +function BasePoint(curve, type) { + this.curve = curve; + this.type = type; + this.precomputed = null; +} +BaseCurve.BasePoint = BasePoint; + +BasePoint.prototype.eq = function eq(/*other*/) { + throw new Error('Not implemented'); +}; + +BasePoint.prototype.validate = function validate() { + return this.curve.validate(this); +}; + +BaseCurve.prototype.decodePoint = function decodePoint(bytes, enc) { + bytes = utils.toArray(bytes, enc); + + var len = this.p.byteLength(); + + // uncompressed, hybrid-odd, hybrid-even + if ((bytes[0] === 0x04 || bytes[0] === 0x06 || bytes[0] === 0x07) && + bytes.length - 1 === 2 * len) { + if (bytes[0] === 0x06) + assert(bytes[bytes.length - 1] % 2 === 0); + else if (bytes[0] === 0x07) + assert(bytes[bytes.length - 1] % 2 === 1); + + var res = this.point(bytes.slice(1, 1 + len), + bytes.slice(1 + len, 1 + 2 * len)); + + return res; + } else if ((bytes[0] === 0x02 || bytes[0] === 0x03) && + bytes.length - 1 === len) { + return this.pointFromX(bytes.slice(1, 1 + len), bytes[0] === 0x03); + } + throw new Error('Unknown point format'); +}; + +BasePoint.prototype.encodeCompressed = function encodeCompressed(enc) { + return this.encode(enc, true); +}; + +BasePoint.prototype._encode = function _encode(compact) { + var len = this.curve.p.byteLength(); + var x = this.getX().toArray('be', len); + + if (compact) + return [ this.getY().isEven() ? 0x02 : 0x03 ].concat(x); + + return [ 0x04 ].concat(x, this.getY().toArray('be', len)) ; +}; + +BasePoint.prototype.encode = function encode(enc, compact) { + return utils.encode(this._encode(compact), enc); +}; + +BasePoint.prototype.precompute = function precompute(power) { + if (this.precomputed) + return this; + + var precomputed = { + doubles: null, + naf: null, + beta: null + }; + precomputed.naf = this._getNAFPoints(8); + precomputed.doubles = this._getDoubles(4, power); + precomputed.beta = this._getBeta(); + this.precomputed = precomputed; + + return this; +}; + +BasePoint.prototype._hasDoubles = function _hasDoubles(k) { + if (!this.precomputed) + return false; + + var doubles = this.precomputed.doubles; + if (!doubles) + return false; + + return doubles.points.length >= Math.ceil((k.bitLength() + 1) / doubles.step); +}; + +BasePoint.prototype._getDoubles = function _getDoubles(step, power) { + if (this.precomputed && this.precomputed.doubles) + return this.precomputed.doubles; + + var doubles = [ this ]; + var acc = this; + for (var i = 0; i < power; i += step) { + for (var j = 0; j < step; j++) + acc = acc.dbl(); + doubles.push(acc); + } + return { + step: step, + points: doubles + }; +}; + +BasePoint.prototype._getNAFPoints = function _getNAFPoints(wnd) { + if (this.precomputed && this.precomputed.naf) + return this.precomputed.naf; + + var res = [ this ]; + var max = (1 << wnd) - 1; + var dbl = max === 1 ? null : this.dbl(); + for (var i = 1; i < max; i++) + res[i] = res[i - 1].add(dbl); + return { + wnd: wnd, + points: res + }; +}; + +BasePoint.prototype._getBeta = function _getBeta() { + return null; +}; + +BasePoint.prototype.dblp = function dblp(k) { + var r = this; + for (var i = 0; i < k; i++) + r = r.dbl(); + return r; +}; + +},{"../utils":32,"bn.js":16}],20:[function(require,module,exports){ +'use strict'; + +var utils = require('../utils'); +var BN = require('bn.js'); +var inherits = require('inherits'); +var Base = require('./base'); + +var assert = utils.assert; + +function EdwardsCurve(conf) { + // NOTE: Important as we are creating point in Base.call() + this.twisted = (conf.a | 0) !== 1; + this.mOneA = this.twisted && (conf.a | 0) === -1; + this.extended = this.mOneA; + + Base.call(this, 'edwards', conf); + + this.a = new BN(conf.a, 16).umod(this.red.m); + this.a = this.a.toRed(this.red); + this.c = new BN(conf.c, 16).toRed(this.red); + this.c2 = this.c.redSqr(); + this.d = new BN(conf.d, 16).toRed(this.red); + this.dd = this.d.redAdd(this.d); + + assert(!this.twisted || this.c.fromRed().cmpn(1) === 0); + this.oneC = (conf.c | 0) === 1; +} +inherits(EdwardsCurve, Base); +module.exports = EdwardsCurve; + +EdwardsCurve.prototype._mulA = function _mulA(num) { + if (this.mOneA) + return num.redNeg(); + else + return this.a.redMul(num); +}; + +EdwardsCurve.prototype._mulC = function _mulC(num) { + if (this.oneC) + return num; + else + return this.c.redMul(num); +}; + +// Just for compatibility with Short curve +EdwardsCurve.prototype.jpoint = function jpoint(x, y, z, t) { + return this.point(x, y, z, t); +}; + +EdwardsCurve.prototype.pointFromX = function pointFromX(x, odd) { + x = new BN(x, 16); + if (!x.red) + x = x.toRed(this.red); + + var x2 = x.redSqr(); + var rhs = this.c2.redSub(this.a.redMul(x2)); + var lhs = this.one.redSub(this.c2.redMul(this.d).redMul(x2)); + + var y2 = rhs.redMul(lhs.redInvm()); + var y = y2.redSqrt(); + if (y.redSqr().redSub(y2).cmp(this.zero) !== 0) + throw new Error('invalid point'); + + var isOdd = y.fromRed().isOdd(); + if (odd && !isOdd || !odd && isOdd) + y = y.redNeg(); + + return this.point(x, y); +}; + +EdwardsCurve.prototype.pointFromY = function pointFromY(y, odd) { + y = new BN(y, 16); + if (!y.red) + y = y.toRed(this.red); + + // x^2 = (y^2 - c^2) / (c^2 d y^2 - a) + var y2 = y.redSqr(); + var lhs = y2.redSub(this.c2); + var rhs = y2.redMul(this.d).redMul(this.c2).redSub(this.a); + var x2 = lhs.redMul(rhs.redInvm()); + + if (x2.cmp(this.zero) === 0) { + if (odd) + throw new Error('invalid point'); + else + return this.point(this.zero, y); + } + + var x = x2.redSqrt(); + if (x.redSqr().redSub(x2).cmp(this.zero) !== 0) + throw new Error('invalid point'); + + if (x.fromRed().isOdd() !== odd) + x = x.redNeg(); + + return this.point(x, y); +}; + +EdwardsCurve.prototype.validate = function validate(point) { + if (point.isInfinity()) + return true; + + // Curve: A * X^2 + Y^2 = C^2 * (1 + D * X^2 * Y^2) + point.normalize(); + + var x2 = point.x.redSqr(); + var y2 = point.y.redSqr(); + var lhs = x2.redMul(this.a).redAdd(y2); + var rhs = this.c2.redMul(this.one.redAdd(this.d.redMul(x2).redMul(y2))); + + return lhs.cmp(rhs) === 0; +}; + +function Point(curve, x, y, z, t) { + Base.BasePoint.call(this, curve, 'projective'); + if (x === null && y === null && z === null) { + this.x = this.curve.zero; + this.y = this.curve.one; + this.z = this.curve.one; + this.t = this.curve.zero; + this.zOne = true; + } else { + this.x = new BN(x, 16); + this.y = new BN(y, 16); + this.z = z ? new BN(z, 16) : this.curve.one; + this.t = t && new BN(t, 16); + if (!this.x.red) + this.x = this.x.toRed(this.curve.red); + if (!this.y.red) + this.y = this.y.toRed(this.curve.red); + if (!this.z.red) + this.z = this.z.toRed(this.curve.red); + if (this.t && !this.t.red) + this.t = this.t.toRed(this.curve.red); + this.zOne = this.z === this.curve.one; + + // Use extended coordinates + if (this.curve.extended && !this.t) { + this.t = this.x.redMul(this.y); + if (!this.zOne) + this.t = this.t.redMul(this.z.redInvm()); + } + } +} +inherits(Point, Base.BasePoint); + +EdwardsCurve.prototype.pointFromJSON = function pointFromJSON(obj) { + return Point.fromJSON(this, obj); +}; + +EdwardsCurve.prototype.point = function point(x, y, z, t) { + return new Point(this, x, y, z, t); +}; + +Point.fromJSON = function fromJSON(curve, obj) { + return new Point(curve, obj[0], obj[1], obj[2]); +}; + +Point.prototype.inspect = function inspect() { + if (this.isInfinity()) + return ''; + return ''; +}; + +Point.prototype.isInfinity = function isInfinity() { + // XXX This code assumes that zero is always zero in red + return this.x.cmpn(0) === 0 && + (this.y.cmp(this.z) === 0 || + (this.zOne && this.y.cmp(this.curve.c) === 0)); +}; + +Point.prototype._extDbl = function _extDbl() { + // hyperelliptic.org/EFD/g1p/auto-twisted-extended-1.html + // #doubling-dbl-2008-hwcd + // 4M + 4S + + // A = X1^2 + var a = this.x.redSqr(); + // B = Y1^2 + var b = this.y.redSqr(); + // C = 2 * Z1^2 + var c = this.z.redSqr(); + c = c.redIAdd(c); + // D = a * A + var d = this.curve._mulA(a); + // E = (X1 + Y1)^2 - A - B + var e = this.x.redAdd(this.y).redSqr().redISub(a).redISub(b); + // G = D + B + var g = d.redAdd(b); + // F = G - C + var f = g.redSub(c); + // H = D - B + var h = d.redSub(b); + // X3 = E * F + var nx = e.redMul(f); + // Y3 = G * H + var ny = g.redMul(h); + // T3 = E * H + var nt = e.redMul(h); + // Z3 = F * G + var nz = f.redMul(g); + return this.curve.point(nx, ny, nz, nt); +}; + +Point.prototype._projDbl = function _projDbl() { + // hyperelliptic.org/EFD/g1p/auto-twisted-projective.html + // #doubling-dbl-2008-bbjlp + // #doubling-dbl-2007-bl + // and others + // Generally 3M + 4S or 2M + 4S + + // B = (X1 + Y1)^2 + var b = this.x.redAdd(this.y).redSqr(); + // C = X1^2 + var c = this.x.redSqr(); + // D = Y1^2 + var d = this.y.redSqr(); + + var nx; + var ny; + var nz; + if (this.curve.twisted) { + // E = a * C + var e = this.curve._mulA(c); + // F = E + D + var f = e.redAdd(d); + if (this.zOne) { + // X3 = (B - C - D) * (F - 2) + nx = b.redSub(c).redSub(d).redMul(f.redSub(this.curve.two)); + // Y3 = F * (E - D) + ny = f.redMul(e.redSub(d)); + // Z3 = F^2 - 2 * F + nz = f.redSqr().redSub(f).redSub(f); + } else { + // H = Z1^2 + var h = this.z.redSqr(); + // J = F - 2 * H + var j = f.redSub(h).redISub(h); + // X3 = (B-C-D)*J + nx = b.redSub(c).redISub(d).redMul(j); + // Y3 = F * (E - D) + ny = f.redMul(e.redSub(d)); + // Z3 = F * J + nz = f.redMul(j); + } + } else { + // E = C + D + var e = c.redAdd(d); + // H = (c * Z1)^2 + var h = this.curve._mulC(this.z).redSqr(); + // J = E - 2 * H + var j = e.redSub(h).redSub(h); + // X3 = c * (B - E) * J + nx = this.curve._mulC(b.redISub(e)).redMul(j); + // Y3 = c * E * (C - D) + ny = this.curve._mulC(e).redMul(c.redISub(d)); + // Z3 = E * J + nz = e.redMul(j); + } + return this.curve.point(nx, ny, nz); +}; + +Point.prototype.dbl = function dbl() { + if (this.isInfinity()) + return this; + + // Double in extended coordinates + if (this.curve.extended) + return this._extDbl(); + else + return this._projDbl(); +}; + +Point.prototype._extAdd = function _extAdd(p) { + // hyperelliptic.org/EFD/g1p/auto-twisted-extended-1.html + // #addition-add-2008-hwcd-3 + // 8M + + // A = (Y1 - X1) * (Y2 - X2) + var a = this.y.redSub(this.x).redMul(p.y.redSub(p.x)); + // B = (Y1 + X1) * (Y2 + X2) + var b = this.y.redAdd(this.x).redMul(p.y.redAdd(p.x)); + // C = T1 * k * T2 + var c = this.t.redMul(this.curve.dd).redMul(p.t); + // D = Z1 * 2 * Z2 + var d = this.z.redMul(p.z.redAdd(p.z)); + // E = B - A + var e = b.redSub(a); + // F = D - C + var f = d.redSub(c); + // G = D + C + var g = d.redAdd(c); + // H = B + A + var h = b.redAdd(a); + // X3 = E * F + var nx = e.redMul(f); + // Y3 = G * H + var ny = g.redMul(h); + // T3 = E * H + var nt = e.redMul(h); + // Z3 = F * G + var nz = f.redMul(g); + return this.curve.point(nx, ny, nz, nt); +}; + +Point.prototype._projAdd = function _projAdd(p) { + // hyperelliptic.org/EFD/g1p/auto-twisted-projective.html + // #addition-add-2008-bbjlp + // #addition-add-2007-bl + // 10M + 1S + + // A = Z1 * Z2 + var a = this.z.redMul(p.z); + // B = A^2 + var b = a.redSqr(); + // C = X1 * X2 + var c = this.x.redMul(p.x); + // D = Y1 * Y2 + var d = this.y.redMul(p.y); + // E = d * C * D + var e = this.curve.d.redMul(c).redMul(d); + // F = B - E + var f = b.redSub(e); + // G = B + E + var g = b.redAdd(e); + // X3 = A * F * ((X1 + Y1) * (X2 + Y2) - C - D) + var tmp = this.x.redAdd(this.y).redMul(p.x.redAdd(p.y)).redISub(c).redISub(d); + var nx = a.redMul(f).redMul(tmp); + var ny; + var nz; + if (this.curve.twisted) { + // Y3 = A * G * (D - a * C) + ny = a.redMul(g).redMul(d.redSub(this.curve._mulA(c))); + // Z3 = F * G + nz = f.redMul(g); + } else { + // Y3 = A * G * (D - C) + ny = a.redMul(g).redMul(d.redSub(c)); + // Z3 = c * F * G + nz = this.curve._mulC(f).redMul(g); + } + return this.curve.point(nx, ny, nz); +}; + +Point.prototype.add = function add(p) { + if (this.isInfinity()) + return p; + if (p.isInfinity()) + return this; + + if (this.curve.extended) + return this._extAdd(p); + else + return this._projAdd(p); +}; + +Point.prototype.mul = function mul(k) { + if (this._hasDoubles(k)) + return this.curve._fixedNafMul(this, k); + else + return this.curve._wnafMul(this, k); +}; + +Point.prototype.mulAdd = function mulAdd(k1, p, k2) { + return this.curve._wnafMulAdd(1, [ this, p ], [ k1, k2 ], 2, false); +}; + +Point.prototype.jmulAdd = function jmulAdd(k1, p, k2) { + return this.curve._wnafMulAdd(1, [ this, p ], [ k1, k2 ], 2, true); +}; + +Point.prototype.normalize = function normalize() { + if (this.zOne) + return this; + + // Normalize coordinates + var zi = this.z.redInvm(); + this.x = this.x.redMul(zi); + this.y = this.y.redMul(zi); + if (this.t) + this.t = this.t.redMul(zi); + this.z = this.curve.one; + this.zOne = true; + return this; +}; + +Point.prototype.neg = function neg() { + return this.curve.point(this.x.redNeg(), + this.y, + this.z, + this.t && this.t.redNeg()); +}; + +Point.prototype.getX = function getX() { + this.normalize(); + return this.x.fromRed(); +}; + +Point.prototype.getY = function getY() { + this.normalize(); + return this.y.fromRed(); +}; + +Point.prototype.eq = function eq(other) { + return this === other || + this.getX().cmp(other.getX()) === 0 && + this.getY().cmp(other.getY()) === 0; +}; + +Point.prototype.eqXToP = function eqXToP(x) { + var rx = x.toRed(this.curve.red).redMul(this.z); + if (this.x.cmp(rx) === 0) + return true; + + var xc = x.clone(); + var t = this.curve.redN.redMul(this.z); + for (;;) { + xc.iadd(this.curve.n); + if (xc.cmp(this.curve.p) >= 0) + return false; + + rx.redIAdd(t); + if (this.x.cmp(rx) === 0) + return true; + } +}; + +// Compatibility with BaseCurve +Point.prototype.toP = Point.prototype.normalize; +Point.prototype.mixedAdd = Point.prototype.add; + +},{"../utils":32,"./base":19,"bn.js":16,"inherits":47}],21:[function(require,module,exports){ +'use strict'; + +var curve = exports; + +curve.base = require('./base'); +curve.short = require('./short'); +curve.mont = require('./mont'); +curve.edwards = require('./edwards'); + +},{"./base":19,"./edwards":20,"./mont":22,"./short":23}],22:[function(require,module,exports){ +'use strict'; + +var BN = require('bn.js'); +var inherits = require('inherits'); +var Base = require('./base'); + +var utils = require('../utils'); + +function MontCurve(conf) { + Base.call(this, 'mont', conf); + + this.a = new BN(conf.a, 16).toRed(this.red); + this.b = new BN(conf.b, 16).toRed(this.red); + this.i4 = new BN(4).toRed(this.red).redInvm(); + this.two = new BN(2).toRed(this.red); + // Note: this implementation is according to the original paper + // by P. Montgomery, NOT the one by D. J. Bernstein. + this.a24 = this.i4.redMul(this.a.redAdd(this.two)); +} +inherits(MontCurve, Base); +module.exports = MontCurve; + +MontCurve.prototype.validate = function validate(point) { + var x = point.normalize().x; + var x2 = x.redSqr(); + var rhs = x2.redMul(x).redAdd(x2.redMul(this.a)).redAdd(x); + var y = rhs.redSqrt(); + + return y.redSqr().cmp(rhs) === 0; +}; + +function Point(curve, x, z) { + Base.BasePoint.call(this, curve, 'projective'); + if (x === null && z === null) { + this.x = this.curve.one; + this.z = this.curve.zero; + } else { + this.x = new BN(x, 16); + this.z = new BN(z, 16); + if (!this.x.red) + this.x = this.x.toRed(this.curve.red); + if (!this.z.red) + this.z = this.z.toRed(this.curve.red); + } +} +inherits(Point, Base.BasePoint); + +MontCurve.prototype.decodePoint = function decodePoint(bytes, enc) { + var bytes = utils.toArray(bytes, enc); + + // TODO Curve448 + // Montgomery curve points must be represented in the compressed format + // https://tools.ietf.org/html/draft-ietf-openpgp-rfc4880bis-02#appendix-B + if (bytes.length === 33 && bytes[0] === 0x40) + bytes = bytes.slice(1, 33).reverse(); // point must be little-endian + if (bytes.length !== 32) + throw new Error('Unknown point compression format'); + return this.point(bytes, 1); +}; + +MontCurve.prototype.point = function point(x, z) { + return new Point(this, x, z); +}; + +MontCurve.prototype.pointFromJSON = function pointFromJSON(obj) { + return Point.fromJSON(this, obj); +}; + +Point.prototype.precompute = function precompute() { + // No-op +}; + +Point.prototype._encode = function _encode(compact) { + var len = this.curve.p.byteLength(); + + // Note: the output should always be little-endian + // https://tools.ietf.org/html/draft-ietf-openpgp-rfc4880bis-02#appendix-B + if (compact) { + return [ 0x40 ].concat(this.getX().toArray('le', len)); + } else { + return this.getX().toArray('be', len); + } +}; + +Point.fromJSON = function fromJSON(curve, obj) { + return new Point(curve, obj[0], obj[1] || curve.one); +}; + +Point.prototype.inspect = function inspect() { + if (this.isInfinity()) + return ''; + return ''; +}; + +Point.prototype.isInfinity = function isInfinity() { + // XXX This code assumes that zero is always zero in red + return this.z.cmpn(0) === 0; +}; + +Point.prototype.dbl = function dbl() { + // http://hyperelliptic.org/EFD/g1p/auto-montgom-xz.html#doubling-dbl-1987-m-3 + // 2M + 2S + 4A + + // A = X1 + Z1 + var a = this.x.redAdd(this.z); + // AA = A^2 + var aa = a.redSqr(); + // B = X1 - Z1 + var b = this.x.redSub(this.z); + // BB = B^2 + var bb = b.redSqr(); + // C = AA - BB + var c = aa.redSub(bb); + // X3 = AA * BB + var nx = aa.redMul(bb); + // Z3 = C * (BB + A24 * C) + var nz = c.redMul(bb.redAdd(this.curve.a24.redMul(c))); + return this.curve.point(nx, nz); +}; + +Point.prototype.add = function add() { + throw new Error('Not supported on Montgomery curve'); +}; + +Point.prototype.diffAdd = function diffAdd(p, diff) { + // http://hyperelliptic.org/EFD/g1p/auto-montgom-xz.html#diffadd-dadd-1987-m-3 + // 4M + 2S + 6A + + // A = X2 + Z2 + var a = this.x.redAdd(this.z); + // B = X2 - Z2 + var b = this.x.redSub(this.z); + // C = X3 + Z3 + var c = p.x.redAdd(p.z); + // D = X3 - Z3 + var d = p.x.redSub(p.z); + // DA = D * A + var da = d.redMul(a); + // CB = C * B + var cb = c.redMul(b); + // X5 = Z1 * (DA + CB)^2 + var nx = diff.z.redMul(da.redAdd(cb).redSqr()); + // Z5 = X1 * (DA - CB)^2 + var nz = diff.x.redMul(da.redISub(cb).redSqr()); + return this.curve.point(nx, nz); +}; + +Point.prototype.mul = function mul(k) { + k = new BN(k, 16); + + var t = k.clone(); + var a = this; // (N / 2) * Q + Q + var b = this.curve.point(null, null); // (N / 2) * Q + var c = this; // Q + + for (var bits = []; t.cmpn(0) !== 0; t.iushrn(1)) + bits.push(t.andln(1)); + + for (var i = bits.length - 1; i >= 0; i--) { + if (bits[i] === 0) { + // N * Q + Q = ((N / 2) * Q + Q)) + (N / 2) * Q + a = a.diffAdd(b, c); + // N * Q = 2 * ((N / 2) * Q + Q)) + b = b.dbl(); + } else { + // N * Q = ((N / 2) * Q + Q) + ((N / 2) * Q) + b = a.diffAdd(b, c); + // N * Q + Q = 2 * ((N / 2) * Q + Q) + a = a.dbl(); + } + } + return b; +}; + +Point.prototype.mulAdd = function mulAdd() { + throw new Error('Not supported on Montgomery curve'); +}; + +Point.prototype.jumlAdd = function jumlAdd() { + throw new Error('Not supported on Montgomery curve'); +}; + +Point.prototype.eq = function eq(other) { + return this.getX().cmp(other.getX()) === 0; +}; + +Point.prototype.normalize = function normalize() { + this.x = this.x.redMul(this.z.redInvm()); + this.z = this.curve.one; + return this; +}; + +Point.prototype.getX = function getX() { + // Normalize coordinates + this.normalize(); + + return this.x.fromRed(); +}; + +},{"../utils":32,"./base":19,"bn.js":16,"inherits":47}],23:[function(require,module,exports){ +'use strict'; + +var utils = require('../utils'); +var BN = require('bn.js'); +var inherits = require('inherits'); +var Base = require('./base'); + +var assert = utils.assert; + +function ShortCurve(conf) { + Base.call(this, 'short', conf); + + this.a = new BN(conf.a, 16).toRed(this.red); + this.b = new BN(conf.b, 16).toRed(this.red); + this.tinv = this.two.redInvm(); + + this.zeroA = this.a.fromRed().cmpn(0) === 0; + this.threeA = this.a.fromRed().sub(this.p).cmpn(-3) === 0; + + // If the curve is endomorphic, precalculate beta and lambda + this.endo = this._getEndomorphism(conf); + this._endoWnafT1 = new Array(4); + this._endoWnafT2 = new Array(4); +} +inherits(ShortCurve, Base); +module.exports = ShortCurve; + +ShortCurve.prototype._getEndomorphism = function _getEndomorphism(conf) { + // No efficient endomorphism + if (!this.zeroA || !this.g || !this.n || this.p.modn(3) !== 1) + return; + + // Compute beta and lambda, that lambda * P = (beta * Px; Py) + var beta; + var lambda; + if (conf.beta) { + beta = new BN(conf.beta, 16).toRed(this.red); + } else { + var betas = this._getEndoRoots(this.p); + // Choose the smallest beta + beta = betas[0].cmp(betas[1]) < 0 ? betas[0] : betas[1]; + beta = beta.toRed(this.red); + } + if (conf.lambda) { + lambda = new BN(conf.lambda, 16); + } else { + // Choose the lambda that is matching selected beta + var lambdas = this._getEndoRoots(this.n); + if (this.g.mul(lambdas[0]).x.cmp(this.g.x.redMul(beta)) === 0) { + lambda = lambdas[0]; + } else { + lambda = lambdas[1]; + assert(this.g.mul(lambda).x.cmp(this.g.x.redMul(beta)) === 0); + } + } + + // Get basis vectors, used for balanced length-two representation + var basis; + if (conf.basis) { + basis = conf.basis.map(function(vec) { + return { + a: new BN(vec.a, 16), + b: new BN(vec.b, 16) + }; + }); + } else { + basis = this._getEndoBasis(lambda); + } + + return { + beta: beta, + lambda: lambda, + basis: basis + }; +}; + +ShortCurve.prototype._getEndoRoots = function _getEndoRoots(num) { + // Find roots of for x^2 + x + 1 in F + // Root = (-1 +- Sqrt(-3)) / 2 + // + var red = num === this.p ? this.red : BN.mont(num); + var tinv = new BN(2).toRed(red).redInvm(); + var ntinv = tinv.redNeg(); + + var s = new BN(3).toRed(red).redNeg().redSqrt().redMul(tinv); + + var l1 = ntinv.redAdd(s).fromRed(); + var l2 = ntinv.redSub(s).fromRed(); + return [ l1, l2 ]; +}; + +ShortCurve.prototype._getEndoBasis = function _getEndoBasis(lambda) { + // aprxSqrt >= sqrt(this.n) + var aprxSqrt = this.n.ushrn(Math.floor(this.n.bitLength() / 2)); + + // 3.74 + // Run EGCD, until r(L + 1) < aprxSqrt + var u = lambda; + var v = this.n.clone(); + var x1 = new BN(1); + var y1 = new BN(0); + var x2 = new BN(0); + var y2 = new BN(1); + + // NOTE: all vectors are roots of: a + b * lambda = 0 (mod n) + var a0; + var b0; + // First vector + var a1; + var b1; + // Second vector + var a2; + var b2; + + var prevR; + var i = 0; + var r; + var x; + while (u.cmpn(0) !== 0) { + var q = v.div(u); + r = v.sub(q.mul(u)); + x = x2.sub(q.mul(x1)); + var y = y2.sub(q.mul(y1)); + + if (!a1 && r.cmp(aprxSqrt) < 0) { + a0 = prevR.neg(); + b0 = x1; + a1 = r.neg(); + b1 = x; + } else if (a1 && ++i === 2) { + break; + } + prevR = r; + + v = u; + u = r; + x2 = x1; + x1 = x; + y2 = y1; + y1 = y; + } + a2 = r.neg(); + b2 = x; + + var len1 = a1.sqr().add(b1.sqr()); + var len2 = a2.sqr().add(b2.sqr()); + if (len2.cmp(len1) >= 0) { + a2 = a0; + b2 = b0; + } + + // Normalize signs + if (a1.negative) { + a1 = a1.neg(); + b1 = b1.neg(); + } + if (a2.negative) { + a2 = a2.neg(); + b2 = b2.neg(); + } + + return [ + { a: a1, b: b1 }, + { a: a2, b: b2 } + ]; +}; + +ShortCurve.prototype._endoSplit = function _endoSplit(k) { + var basis = this.endo.basis; + var v1 = basis[0]; + var v2 = basis[1]; + + var c1 = v2.b.mul(k).divRound(this.n); + var c2 = v1.b.neg().mul(k).divRound(this.n); + + var p1 = c1.mul(v1.a); + var p2 = c2.mul(v2.a); + var q1 = c1.mul(v1.b); + var q2 = c2.mul(v2.b); + + // Calculate answer + var k1 = k.sub(p1).sub(p2); + var k2 = q1.add(q2).neg(); + return { k1: k1, k2: k2 }; +}; + +ShortCurve.prototype.pointFromX = function pointFromX(x, odd) { + x = new BN(x, 16); + if (!x.red) + x = x.toRed(this.red); + + var y2 = x.redSqr().redMul(x).redIAdd(x.redMul(this.a)).redIAdd(this.b); + var y = y2.redSqrt(); + if (y.redSqr().redSub(y2).cmp(this.zero) !== 0) + throw new Error('invalid point'); + + // XXX Is there any way to tell if the number is odd without converting it + // to non-red form? + var isOdd = y.fromRed().isOdd(); + if (odd && !isOdd || !odd && isOdd) + y = y.redNeg(); + + return this.point(x, y); +}; + +ShortCurve.prototype.validate = function validate(point) { + if (point.inf) + return true; + + var x = point.x; + var y = point.y; + + var ax = this.a.redMul(x); + var rhs = x.redSqr().redMul(x).redIAdd(ax).redIAdd(this.b); + return y.redSqr().redISub(rhs).cmpn(0) === 0; +}; + +ShortCurve.prototype._endoWnafMulAdd = + function _endoWnafMulAdd(points, coeffs, jacobianResult) { + var npoints = this._endoWnafT1; + var ncoeffs = this._endoWnafT2; + for (var i = 0; i < points.length; i++) { + var split = this._endoSplit(coeffs[i]); + var p = points[i]; + var beta = p._getBeta(); + + if (split.k1.negative) { + split.k1.ineg(); + p = p.neg(true); + } + if (split.k2.negative) { + split.k2.ineg(); + beta = beta.neg(true); + } + + npoints[i * 2] = p; + npoints[i * 2 + 1] = beta; + ncoeffs[i * 2] = split.k1; + ncoeffs[i * 2 + 1] = split.k2; + } + var res = this._wnafMulAdd(1, npoints, ncoeffs, i * 2, jacobianResult); + + // Clean-up references to points and coefficients + for (var j = 0; j < i * 2; j++) { + npoints[j] = null; + ncoeffs[j] = null; + } + return res; +}; + +function Point(curve, x, y, isRed) { + Base.BasePoint.call(this, curve, 'affine'); + if (x === null && y === null) { + this.x = null; + this.y = null; + this.inf = true; + } else { + this.x = new BN(x, 16); + this.y = new BN(y, 16); + // Force redgomery representation when loading from JSON + if (isRed) { + this.x.forceRed(this.curve.red); + this.y.forceRed(this.curve.red); + } + if (!this.x.red) + this.x = this.x.toRed(this.curve.red); + if (!this.y.red) + this.y = this.y.toRed(this.curve.red); + this.inf = false; + } +} +inherits(Point, Base.BasePoint); + +ShortCurve.prototype.point = function point(x, y, isRed) { + return new Point(this, x, y, isRed); +}; + +ShortCurve.prototype.pointFromJSON = function pointFromJSON(obj, red) { + return Point.fromJSON(this, obj, red); +}; + +Point.prototype._getBeta = function _getBeta() { + if (!this.curve.endo) + return; + + var pre = this.precomputed; + if (pre && pre.beta) + return pre.beta; + + var beta = this.curve.point(this.x.redMul(this.curve.endo.beta), this.y); + if (pre) { + var curve = this.curve; + var endoMul = function(p) { + return curve.point(p.x.redMul(curve.endo.beta), p.y); + }; + pre.beta = beta; + beta.precomputed = { + beta: null, + naf: pre.naf && { + wnd: pre.naf.wnd, + points: pre.naf.points.map(endoMul) + }, + doubles: pre.doubles && { + step: pre.doubles.step, + points: pre.doubles.points.map(endoMul) + } + }; + } + return beta; +}; + +Point.prototype.toJSON = function toJSON() { + if (!this.precomputed) + return [ this.x, this.y ]; + + return [ this.x, this.y, this.precomputed && { + doubles: this.precomputed.doubles && { + step: this.precomputed.doubles.step, + points: this.precomputed.doubles.points.slice(1) + }, + naf: this.precomputed.naf && { + wnd: this.precomputed.naf.wnd, + points: this.precomputed.naf.points.slice(1) + } + } ]; +}; + +Point.fromJSON = function fromJSON(curve, obj, red) { + if (typeof obj === 'string') + obj = JSON.parse(obj); + var res = curve.point(obj[0], obj[1], red); + if (!obj[2]) + return res; + + function obj2point(obj) { + return curve.point(obj[0], obj[1], red); + } + + var pre = obj[2]; + res.precomputed = { + beta: null, + doubles: pre.doubles && { + step: pre.doubles.step, + points: [ res ].concat(pre.doubles.points.map(obj2point)) + }, + naf: pre.naf && { + wnd: pre.naf.wnd, + points: [ res ].concat(pre.naf.points.map(obj2point)) + } + }; + return res; +}; + +Point.prototype.inspect = function inspect() { + if (this.isInfinity()) + return ''; + return ''; +}; + +Point.prototype.isInfinity = function isInfinity() { + return this.inf; +}; + +Point.prototype.add = function add(p) { + // O + P = P + if (this.inf) + return p; + + // P + O = P + if (p.inf) + return this; + + // P + P = 2P + if (this.eq(p)) + return this.dbl(); + + // P + (-P) = O + if (this.neg().eq(p)) + return this.curve.point(null, null); + + // P + Q = O + if (this.x.cmp(p.x) === 0) + return this.curve.point(null, null); + + var c = this.y.redSub(p.y); + if (c.cmpn(0) !== 0) + c = c.redMul(this.x.redSub(p.x).redInvm()); + var nx = c.redSqr().redISub(this.x).redISub(p.x); + var ny = c.redMul(this.x.redSub(nx)).redISub(this.y); + return this.curve.point(nx, ny); +}; + +Point.prototype.dbl = function dbl() { + if (this.inf) + return this; + + // 2P = O + var ys1 = this.y.redAdd(this.y); + if (ys1.cmpn(0) === 0) + return this.curve.point(null, null); + + var a = this.curve.a; + + var x2 = this.x.redSqr(); + var dyinv = ys1.redInvm(); + var c = x2.redAdd(x2).redIAdd(x2).redIAdd(a).redMul(dyinv); + + var nx = c.redSqr().redISub(this.x.redAdd(this.x)); + var ny = c.redMul(this.x.redSub(nx)).redISub(this.y); + return this.curve.point(nx, ny); +}; + +Point.prototype.getX = function getX() { + return this.x.fromRed(); +}; + +Point.prototype.getY = function getY() { + return this.y.fromRed(); +}; + +Point.prototype.mul = function mul(k) { + k = new BN(k, 16); + if (this.isInfinity()) + return this; + else if (this._hasDoubles(k)) + return this.curve._fixedNafMul(this, k); + else if (this.curve.endo) + return this.curve._endoWnafMulAdd([ this ], [ k ]); + else + return this.curve._wnafMul(this, k); +}; + +Point.prototype.mulAdd = function mulAdd(k1, p2, k2) { + var points = [ this, p2 ]; + var coeffs = [ k1, k2 ]; + if (this.curve.endo) + return this.curve._endoWnafMulAdd(points, coeffs); + else + return this.curve._wnafMulAdd(1, points, coeffs, 2); +}; + +Point.prototype.jmulAdd = function jmulAdd(k1, p2, k2) { + var points = [ this, p2 ]; + var coeffs = [ k1, k2 ]; + if (this.curve.endo) + return this.curve._endoWnafMulAdd(points, coeffs, true); + else + return this.curve._wnafMulAdd(1, points, coeffs, 2, true); +}; + +Point.prototype.eq = function eq(p) { + return this === p || + this.inf === p.inf && + (this.inf || this.x.cmp(p.x) === 0 && this.y.cmp(p.y) === 0); +}; + +Point.prototype.neg = function neg(_precompute) { + if (this.inf) + return this; + + var res = this.curve.point(this.x, this.y.redNeg()); + if (_precompute && this.precomputed) { + var pre = this.precomputed; + var negate = function(p) { + return p.neg(); + }; + res.precomputed = { + naf: pre.naf && { + wnd: pre.naf.wnd, + points: pre.naf.points.map(negate) + }, + doubles: pre.doubles && { + step: pre.doubles.step, + points: pre.doubles.points.map(negate) + } + }; + } + return res; +}; + +Point.prototype.toJ = function toJ() { + if (this.inf) + return this.curve.jpoint(null, null, null); + + var res = this.curve.jpoint(this.x, this.y, this.curve.one); + return res; +}; + +function JPoint(curve, x, y, z) { + Base.BasePoint.call(this, curve, 'jacobian'); + if (x === null && y === null && z === null) { + this.x = this.curve.one; + this.y = this.curve.one; + this.z = new BN(0); + } else { + this.x = new BN(x, 16); + this.y = new BN(y, 16); + this.z = new BN(z, 16); + } + if (!this.x.red) + this.x = this.x.toRed(this.curve.red); + if (!this.y.red) + this.y = this.y.toRed(this.curve.red); + if (!this.z.red) + this.z = this.z.toRed(this.curve.red); + + this.zOne = this.z === this.curve.one; +} +inherits(JPoint, Base.BasePoint); + +ShortCurve.prototype.jpoint = function jpoint(x, y, z) { + return new JPoint(this, x, y, z); +}; + +JPoint.prototype.toP = function toP() { + if (this.isInfinity()) + return this.curve.point(null, null); + + var zinv = this.z.redInvm(); + var zinv2 = zinv.redSqr(); + var ax = this.x.redMul(zinv2); + var ay = this.y.redMul(zinv2).redMul(zinv); + + return this.curve.point(ax, ay); +}; + +JPoint.prototype.neg = function neg() { + return this.curve.jpoint(this.x, this.y.redNeg(), this.z); +}; + +JPoint.prototype.add = function add(p) { + // O + P = P + if (this.isInfinity()) + return p; + + // P + O = P + if (p.isInfinity()) + return this; + + // 12M + 4S + 7A + var pz2 = p.z.redSqr(); + var z2 = this.z.redSqr(); + var u1 = this.x.redMul(pz2); + var u2 = p.x.redMul(z2); + var s1 = this.y.redMul(pz2.redMul(p.z)); + var s2 = p.y.redMul(z2.redMul(this.z)); + + var h = u1.redSub(u2); + var r = s1.redSub(s2); + if (h.cmpn(0) === 0) { + if (r.cmpn(0) !== 0) + return this.curve.jpoint(null, null, null); + else + return this.dbl(); + } + + var h2 = h.redSqr(); + var h3 = h2.redMul(h); + var v = u1.redMul(h2); + + var nx = r.redSqr().redIAdd(h3).redISub(v).redISub(v); + var ny = r.redMul(v.redISub(nx)).redISub(s1.redMul(h3)); + var nz = this.z.redMul(p.z).redMul(h); + + return this.curve.jpoint(nx, ny, nz); +}; + +JPoint.prototype.mixedAdd = function mixedAdd(p) { + // O + P = P + if (this.isInfinity()) + return p.toJ(); + + // P + O = P + if (p.isInfinity()) + return this; + + // 8M + 3S + 7A + var z2 = this.z.redSqr(); + var u1 = this.x; + var u2 = p.x.redMul(z2); + var s1 = this.y; + var s2 = p.y.redMul(z2).redMul(this.z); + + var h = u1.redSub(u2); + var r = s1.redSub(s2); + if (h.cmpn(0) === 0) { + if (r.cmpn(0) !== 0) + return this.curve.jpoint(null, null, null); + else + return this.dbl(); + } + + var h2 = h.redSqr(); + var h3 = h2.redMul(h); + var v = u1.redMul(h2); + + var nx = r.redSqr().redIAdd(h3).redISub(v).redISub(v); + var ny = r.redMul(v.redISub(nx)).redISub(s1.redMul(h3)); + var nz = this.z.redMul(h); + + return this.curve.jpoint(nx, ny, nz); +}; + +JPoint.prototype.dblp = function dblp(pow) { + if (pow === 0) + return this; + if (this.isInfinity()) + return this; + if (!pow) + return this.dbl(); + + if (this.curve.zeroA || this.curve.threeA) { + var r = this; + for (var i = 0; i < pow; i++) + r = r.dbl(); + return r; + } + + // 1M + 2S + 1A + N * (4S + 5M + 8A) + // N = 1 => 6M + 6S + 9A + var a = this.curve.a; + var tinv = this.curve.tinv; + + var jx = this.x; + var jy = this.y; + var jz = this.z; + var jz4 = jz.redSqr().redSqr(); + + // Reuse results + var jyd = jy.redAdd(jy); + for (var i = 0; i < pow; i++) { + var jx2 = jx.redSqr(); + var jyd2 = jyd.redSqr(); + var jyd4 = jyd2.redSqr(); + var c = jx2.redAdd(jx2).redIAdd(jx2).redIAdd(a.redMul(jz4)); + + var t1 = jx.redMul(jyd2); + var nx = c.redSqr().redISub(t1.redAdd(t1)); + var t2 = t1.redISub(nx); + var dny = c.redMul(t2); + dny = dny.redIAdd(dny).redISub(jyd4); + var nz = jyd.redMul(jz); + if (i + 1 < pow) + jz4 = jz4.redMul(jyd4); + + jx = nx; + jz = nz; + jyd = dny; + } + + return this.curve.jpoint(jx, jyd.redMul(tinv), jz); +}; + +JPoint.prototype.dbl = function dbl() { + if (this.isInfinity()) + return this; + + if (this.curve.zeroA) + return this._zeroDbl(); + else if (this.curve.threeA) + return this._threeDbl(); + else + return this._dbl(); +}; + +JPoint.prototype._zeroDbl = function _zeroDbl() { + var nx; + var ny; + var nz; + // Z = 1 + if (this.zOne) { + // hyperelliptic.org/EFD/g1p/auto-shortw-jacobian-0.html + // #doubling-mdbl-2007-bl + // 1M + 5S + 14A + + // XX = X1^2 + var xx = this.x.redSqr(); + // YY = Y1^2 + var yy = this.y.redSqr(); + // YYYY = YY^2 + var yyyy = yy.redSqr(); + // S = 2 * ((X1 + YY)^2 - XX - YYYY) + var s = this.x.redAdd(yy).redSqr().redISub(xx).redISub(yyyy); + s = s.redIAdd(s); + // M = 3 * XX + a; a = 0 + var m = xx.redAdd(xx).redIAdd(xx); + // T = M ^ 2 - 2*S + var t = m.redSqr().redISub(s).redISub(s); + + // 8 * YYYY + var yyyy8 = yyyy.redIAdd(yyyy); + yyyy8 = yyyy8.redIAdd(yyyy8); + yyyy8 = yyyy8.redIAdd(yyyy8); + + // X3 = T + nx = t; + // Y3 = M * (S - T) - 8 * YYYY + ny = m.redMul(s.redISub(t)).redISub(yyyy8); + // Z3 = 2*Y1 + nz = this.y.redAdd(this.y); + } else { + // hyperelliptic.org/EFD/g1p/auto-shortw-jacobian-0.html + // #doubling-dbl-2009-l + // 2M + 5S + 13A + + // A = X1^2 + var a = this.x.redSqr(); + // B = Y1^2 + var b = this.y.redSqr(); + // C = B^2 + var c = b.redSqr(); + // D = 2 * ((X1 + B)^2 - A - C) + var d = this.x.redAdd(b).redSqr().redISub(a).redISub(c); + d = d.redIAdd(d); + // E = 3 * A + var e = a.redAdd(a).redIAdd(a); + // F = E^2 + var f = e.redSqr(); + + // 8 * C + var c8 = c.redIAdd(c); + c8 = c8.redIAdd(c8); + c8 = c8.redIAdd(c8); + + // X3 = F - 2 * D + nx = f.redISub(d).redISub(d); + // Y3 = E * (D - X3) - 8 * C + ny = e.redMul(d.redISub(nx)).redISub(c8); + // Z3 = 2 * Y1 * Z1 + nz = this.y.redMul(this.z); + nz = nz.redIAdd(nz); + } + + return this.curve.jpoint(nx, ny, nz); +}; + +JPoint.prototype._threeDbl = function _threeDbl() { + var nx; + var ny; + var nz; + // Z = 1 + if (this.zOne) { + // hyperelliptic.org/EFD/g1p/auto-shortw-jacobian-3.html + // #doubling-mdbl-2007-bl + // 1M + 5S + 15A + + // XX = X1^2 + var xx = this.x.redSqr(); + // YY = Y1^2 + var yy = this.y.redSqr(); + // YYYY = YY^2 + var yyyy = yy.redSqr(); + // S = 2 * ((X1 + YY)^2 - XX - YYYY) + var s = this.x.redAdd(yy).redSqr().redISub(xx).redISub(yyyy); + s = s.redIAdd(s); + // M = 3 * XX + a + var m = xx.redAdd(xx).redIAdd(xx).redIAdd(this.curve.a); + // T = M^2 - 2 * S + var t = m.redSqr().redISub(s).redISub(s); + // X3 = T + nx = t; + // Y3 = M * (S - T) - 8 * YYYY + var yyyy8 = yyyy.redIAdd(yyyy); + yyyy8 = yyyy8.redIAdd(yyyy8); + yyyy8 = yyyy8.redIAdd(yyyy8); + ny = m.redMul(s.redISub(t)).redISub(yyyy8); + // Z3 = 2 * Y1 + nz = this.y.redAdd(this.y); + } else { + // hyperelliptic.org/EFD/g1p/auto-shortw-jacobian-3.html#doubling-dbl-2001-b + // 3M + 5S + + // delta = Z1^2 + var delta = this.z.redSqr(); + // gamma = Y1^2 + var gamma = this.y.redSqr(); + // beta = X1 * gamma + var beta = this.x.redMul(gamma); + // alpha = 3 * (X1 - delta) * (X1 + delta) + var alpha = this.x.redSub(delta).redMul(this.x.redAdd(delta)); + alpha = alpha.redAdd(alpha).redIAdd(alpha); + // X3 = alpha^2 - 8 * beta + var beta4 = beta.redIAdd(beta); + beta4 = beta4.redIAdd(beta4); + var beta8 = beta4.redAdd(beta4); + nx = alpha.redSqr().redISub(beta8); + // Z3 = (Y1 + Z1)^2 - gamma - delta + nz = this.y.redAdd(this.z).redSqr().redISub(gamma).redISub(delta); + // Y3 = alpha * (4 * beta - X3) - 8 * gamma^2 + var ggamma8 = gamma.redSqr(); + ggamma8 = ggamma8.redIAdd(ggamma8); + ggamma8 = ggamma8.redIAdd(ggamma8); + ggamma8 = ggamma8.redIAdd(ggamma8); + ny = alpha.redMul(beta4.redISub(nx)).redISub(ggamma8); + } + + return this.curve.jpoint(nx, ny, nz); +}; + +JPoint.prototype._dbl = function _dbl() { + var a = this.curve.a; + + // 4M + 6S + 10A + var jx = this.x; + var jy = this.y; + var jz = this.z; + var jz4 = jz.redSqr().redSqr(); + + var jx2 = jx.redSqr(); + var jy2 = jy.redSqr(); + + var c = jx2.redAdd(jx2).redIAdd(jx2).redIAdd(a.redMul(jz4)); + + var jxd4 = jx.redAdd(jx); + jxd4 = jxd4.redIAdd(jxd4); + var t1 = jxd4.redMul(jy2); + var nx = c.redSqr().redISub(t1.redAdd(t1)); + var t2 = t1.redISub(nx); + + var jyd8 = jy2.redSqr(); + jyd8 = jyd8.redIAdd(jyd8); + jyd8 = jyd8.redIAdd(jyd8); + jyd8 = jyd8.redIAdd(jyd8); + var ny = c.redMul(t2).redISub(jyd8); + var nz = jy.redAdd(jy).redMul(jz); + + return this.curve.jpoint(nx, ny, nz); +}; + +JPoint.prototype.trpl = function trpl() { + if (!this.curve.zeroA) + return this.dbl().add(this); + + // hyperelliptic.org/EFD/g1p/auto-shortw-jacobian-0.html#tripling-tpl-2007-bl + // 5M + 10S + ... + + // XX = X1^2 + var xx = this.x.redSqr(); + // YY = Y1^2 + var yy = this.y.redSqr(); + // ZZ = Z1^2 + var zz = this.z.redSqr(); + // YYYY = YY^2 + var yyyy = yy.redSqr(); + // M = 3 * XX + a * ZZ2; a = 0 + var m = xx.redAdd(xx).redIAdd(xx); + // MM = M^2 + var mm = m.redSqr(); + // E = 6 * ((X1 + YY)^2 - XX - YYYY) - MM + var e = this.x.redAdd(yy).redSqr().redISub(xx).redISub(yyyy); + e = e.redIAdd(e); + e = e.redAdd(e).redIAdd(e); + e = e.redISub(mm); + // EE = E^2 + var ee = e.redSqr(); + // T = 16*YYYY + var t = yyyy.redIAdd(yyyy); + t = t.redIAdd(t); + t = t.redIAdd(t); + t = t.redIAdd(t); + // U = (M + E)^2 - MM - EE - T + var u = m.redIAdd(e).redSqr().redISub(mm).redISub(ee).redISub(t); + // X3 = 4 * (X1 * EE - 4 * YY * U) + var yyu4 = yy.redMul(u); + yyu4 = yyu4.redIAdd(yyu4); + yyu4 = yyu4.redIAdd(yyu4); + var nx = this.x.redMul(ee).redISub(yyu4); + nx = nx.redIAdd(nx); + nx = nx.redIAdd(nx); + // Y3 = 8 * Y1 * (U * (T - U) - E * EE) + var ny = this.y.redMul(u.redMul(t.redISub(u)).redISub(e.redMul(ee))); + ny = ny.redIAdd(ny); + ny = ny.redIAdd(ny); + ny = ny.redIAdd(ny); + // Z3 = (Z1 + E)^2 - ZZ - EE + var nz = this.z.redAdd(e).redSqr().redISub(zz).redISub(ee); + + return this.curve.jpoint(nx, ny, nz); +}; + +JPoint.prototype.mul = function mul(k, kbase) { + k = new BN(k, kbase); + + return this.curve._wnafMul(this, k); +}; + +JPoint.prototype.eq = function eq(p) { + if (p.type === 'affine') + return this.eq(p.toJ()); + + if (this === p) + return true; + + // x1 * z2^2 == x2 * z1^2 + var z2 = this.z.redSqr(); + var pz2 = p.z.redSqr(); + if (this.x.redMul(pz2).redISub(p.x.redMul(z2)).cmpn(0) !== 0) + return false; + + // y1 * z2^3 == y2 * z1^3 + var z3 = z2.redMul(this.z); + var pz3 = pz2.redMul(p.z); + return this.y.redMul(pz3).redISub(p.y.redMul(z3)).cmpn(0) === 0; +}; + +JPoint.prototype.eqXToP = function eqXToP(x) { + var zs = this.z.redSqr(); + var rx = x.toRed(this.curve.red).redMul(zs); + if (this.x.cmp(rx) === 0) + return true; + + var xc = x.clone(); + var t = this.curve.redN.redMul(zs); + for (;;) { + xc.iadd(this.curve.n); + if (xc.cmp(this.curve.p) >= 0) + return false; + + rx.redIAdd(t); + if (this.x.cmp(rx) === 0) + return true; + } +}; + +JPoint.prototype.inspect = function inspect() { + if (this.isInfinity()) + return ''; + return ''; +}; + +JPoint.prototype.isInfinity = function isInfinity() { + // XXX This code assumes that zero is always zero in red + return this.z.cmpn(0) === 0; +}; + +},{"../utils":32,"./base":19,"bn.js":16,"inherits":47}],24:[function(require,module,exports){ +'use strict'; + +var curves = exports; + +var hash = require('hash.js'); +var curve = require('./curve'); +var utils = require('./utils'); + +var assert = utils.assert; + +function PresetCurve(options) { + if (options.type === 'short') + this.curve = new curve.short(options); + else if (options.type === 'edwards') + this.curve = new curve.edwards(options); + else if (options.type === 'mont') + this.curve = new curve.mont(options); + else throw new Error('Unknown curve type.'); + this.g = this.curve.g; + this.n = this.curve.n; + this.hash = options.hash; + + assert(this.g.validate(), 'Invalid curve'); + assert(this.g.mul(this.n).isInfinity(), 'Invalid curve, n*G != O'); +} +curves.PresetCurve = PresetCurve; + +function defineCurve(name, options) { + Object.defineProperty(curves, name, { + configurable: true, + enumerable: true, + get: function() { + var curve = new PresetCurve(options); + Object.defineProperty(curves, name, { + configurable: true, + enumerable: true, + value: curve + }); + return curve; + } + }); +} + +defineCurve('p192', { + type: 'short', + prime: 'p192', + p: 'ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff', + a: 'ffffffff ffffffff ffffffff fffffffe ffffffff fffffffc', + b: '64210519 e59c80e7 0fa7e9ab 72243049 feb8deec c146b9b1', + n: 'ffffffff ffffffff ffffffff 99def836 146bc9b1 b4d22831', + hash: hash.sha256, + gRed: false, + g: [ + '188da80e b03090f6 7cbf20eb 43a18800 f4ff0afd 82ff1012', + '07192b95 ffc8da78 631011ed 6b24cdd5 73f977a1 1e794811' + ] +}); + +defineCurve('p224', { + type: 'short', + prime: 'p224', + p: 'ffffffff ffffffff ffffffff ffffffff 00000000 00000000 00000001', + a: 'ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff fffffffe', + b: 'b4050a85 0c04b3ab f5413256 5044b0b7 d7bfd8ba 270b3943 2355ffb4', + n: 'ffffffff ffffffff ffffffff ffff16a2 e0b8f03e 13dd2945 5c5c2a3d', + hash: hash.sha256, + gRed: false, + g: [ + 'b70e0cbd 6bb4bf7f 321390b9 4a03c1d3 56c21122 343280d6 115c1d21', + 'bd376388 b5f723fb 4c22dfe6 cd4375a0 5a074764 44d58199 85007e34' + ] +}); + +defineCurve('p256', { + type: 'short', + prime: null, + p: 'ffffffff 00000001 00000000 00000000 00000000 ffffffff ffffffff ffffffff', + a: 'ffffffff 00000001 00000000 00000000 00000000 ffffffff ffffffff fffffffc', + b: '5ac635d8 aa3a93e7 b3ebbd55 769886bc 651d06b0 cc53b0f6 3bce3c3e 27d2604b', + n: 'ffffffff 00000000 ffffffff ffffffff bce6faad a7179e84 f3b9cac2 fc632551', + hash: hash.sha256, + gRed: false, + g: [ + '6b17d1f2 e12c4247 f8bce6e5 63a440f2 77037d81 2deb33a0 f4a13945 d898c296', + '4fe342e2 fe1a7f9b 8ee7eb4a 7c0f9e16 2bce3357 6b315ece cbb64068 37bf51f5' + ] +}); + +defineCurve('p384', { + type: 'short', + prime: null, + p: 'ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ' + + 'fffffffe ffffffff 00000000 00000000 ffffffff', + a: 'ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ' + + 'fffffffe ffffffff 00000000 00000000 fffffffc', + b: 'b3312fa7 e23ee7e4 988e056b e3f82d19 181d9c6e fe814112 0314088f ' + + '5013875a c656398d 8a2ed19d 2a85c8ed d3ec2aef', + n: 'ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff c7634d81 ' + + 'f4372ddf 581a0db2 48b0a77a ecec196a ccc52973', + hash: hash.sha384, + gRed: false, + g: [ + 'aa87ca22 be8b0537 8eb1c71e f320ad74 6e1d3b62 8ba79b98 59f741e0 82542a38 ' + + '5502f25d bf55296c 3a545e38 72760ab7', + '3617de4a 96262c6f 5d9e98bf 9292dc29 f8f41dbd 289a147c e9da3113 b5f0b8c0 ' + + '0a60b1ce 1d7e819d 7a431d7c 90ea0e5f' + ] +}); + +defineCurve('p521', { + type: 'short', + prime: null, + p: '000001ff ffffffff ffffffff ffffffff ffffffff ffffffff ' + + 'ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ' + + 'ffffffff ffffffff ffffffff ffffffff ffffffff', + a: '000001ff ffffffff ffffffff ffffffff ffffffff ffffffff ' + + 'ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ' + + 'ffffffff ffffffff ffffffff ffffffff fffffffc', + b: '00000051 953eb961 8e1c9a1f 929a21a0 b68540ee a2da725b ' + + '99b315f3 b8b48991 8ef109e1 56193951 ec7e937b 1652c0bd ' + + '3bb1bf07 3573df88 3d2c34f1 ef451fd4 6b503f00', + n: '000001ff ffffffff ffffffff ffffffff ffffffff ffffffff ' + + 'ffffffff ffffffff fffffffa 51868783 bf2f966b 7fcc0148 ' + + 'f709a5d0 3bb5c9b8 899c47ae bb6fb71e 91386409', + hash: hash.sha512, + gRed: false, + g: [ + '000000c6 858e06b7 0404e9cd 9e3ecb66 2395b442 9c648139 ' + + '053fb521 f828af60 6b4d3dba a14b5e77 efe75928 fe1dc127 ' + + 'a2ffa8de 3348b3c1 856a429b f97e7e31 c2e5bd66', + '00000118 39296a78 9a3bc004 5c8a5fb4 2c7d1bd9 98f54449 ' + + '579b4468 17afbd17 273e662c 97ee7299 5ef42640 c550b901 ' + + '3fad0761 353c7086 a272c240 88be9476 9fd16650' + ] +}); + +// https://tools.ietf.org/html/rfc7748#section-4.1 +defineCurve('curve25519', { + type: 'mont', + prime: 'p25519', + p: '7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed', + a: '76d06', + b: '1', + n: '1000000000000000 0000000000000000 14def9dea2f79cd6 5812631a5cf5d3ed', + cofactor: '8', + hash: hash.sha256, + gRed: false, + g: [ + '9' + ] +}); + +defineCurve('ed25519', { + type: 'edwards', + prime: 'p25519', + p: '7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed', + a: '-1', + c: '1', + // -121665 * (121666^(-1)) (mod P) + d: '52036cee2b6ffe73 8cc740797779e898 00700a4d4141d8ab 75eb4dca135978a3', + n: '1000000000000000 0000000000000000 14def9dea2f79cd6 5812631a5cf5d3ed', + cofactor: '8', + hash: hash.sha256, + gRed: false, + g: [ + '216936d3cd6e53fec0a4e231fdd6dc5c692cc7609525a7b2c9562d608f25d51a', + // 4/5 + '6666666666666666666666666666666666666666666666666666666666666658' + ] +}); + +// https://tools.ietf.org/html/rfc5639#section-3.4 +defineCurve('brainpoolP256r1', { + type: 'short', + prime: null, + p: 'A9FB57DB A1EEA9BC 3E660A90 9D838D72 6E3BF623 D5262028 2013481D 1F6E5377', + a: '7D5A0975 FC2C3057 EEF67530 417AFFE7 FB8055C1 26DC5C6C E94A4B44 F330B5D9', + b: '26DC5C6C E94A4B44 F330B5D9 BBD77CBF 95841629 5CF7E1CE 6BCCDC18 FF8C07B6', + n: 'A9FB57DB A1EEA9BC 3E660A90 9D838D71 8C397AA3 B561A6F7 901E0E82 974856A7', + hash: hash.sha256, // or 384, or 512 + gRed: false, + g: [ + '8BD2AEB9CB7E57CB2C4B482FFC81B7AFB9DE27E1E3BD23C23A4453BD9ACE3262', + '547EF835C3DAC4FD97F8461A14611DC9C27745132DED8E545C1D54C72F046997' + ] +}); + +// https://tools.ietf.org/html/rfc5639#section-3.6 +defineCurve('brainpoolP384r1', { + type: 'short', + prime: null, + p: '8CB91E82 A3386D28 0F5D6F7E 50E641DF 152F7109 ED5456B4 12B1DA19 7FB71123' + + 'ACD3A729 901D1A71 87470013 3107EC53', + a: '7BC382C6 3D8C150C 3C72080A CE05AFA0 C2BEA28E 4FB22787 139165EF BA91F90F' + + '8AA5814A 503AD4EB 04A8C7DD 22CE2826', + b: '04A8C7DD 22CE2826 8B39B554 16F0447C 2FB77DE1 07DCD2A6 2E880EA5 3EEB62D5' + + '7CB43902 95DBC994 3AB78696 FA504C11', + n: '8CB91E82 A3386D28 0F5D6F7E 50E641DF 152F7109 ED5456B3 1F166E6C AC0425A7' + + 'CF3AB6AF 6B7FC310 3B883202 E9046565', + hash: hash.sha384, // or 512 + gRed: false, + g: [ + '1D1C64F068CF45FFA2A63A81B7C13F6B8847A3E77EF14FE3DB7FCAFE0CBD10' + + 'E8E826E03436D646AAEF87B2E247D4AF1E', + '8ABE1D7520F9C2A45CB1EB8E95CFD55262B70B29FEEC5864E19C054FF99129' + + '280E4646217791811142820341263C5315' + ] +}); + +// https://tools.ietf.org/html/rfc5639#section-3.7 +defineCurve('brainpoolP512r1', { + type: 'short', + prime: null, + p: 'AADD9DB8 DBE9C48B 3FD4E6AE 33C9FC07 CB308DB3 B3C9D20E D6639CCA 70330871' + + '7D4D9B00 9BC66842 AECDA12A E6A380E6 2881FF2F 2D82C685 28AA6056 583A48F3', + a: '7830A331 8B603B89 E2327145 AC234CC5 94CBDD8D 3DF91610 A83441CA EA9863BC' + + '2DED5D5A A8253AA1 0A2EF1C9 8B9AC8B5 7F1117A7 2BF2C7B9 E7C1AC4D 77FC94CA', + b: '3DF91610 A83441CA EA9863BC 2DED5D5A A8253AA1 0A2EF1C9 8B9AC8B5 7F1117A7' + + '2BF2C7B9 E7C1AC4D 77FC94CA DC083E67 984050B7 5EBAE5DD 2809BD63 8016F723', + n: 'AADD9DB8 DBE9C48B 3FD4E6AE 33C9FC07 CB308DB3 B3C9D20E D6639CCA 70330870' + + '553E5C41 4CA92619 41866119 7FAC1047 1DB1D381 085DDADD B5879682 9CA90069', + hash: hash.sha512, + gRed: false, + g: [ + '81AEE4BDD82ED9645A21322E9C4C6A9385ED9F70B5D916C1B43B62EEF4D009' + + '8EFF3B1F78E2D0D48D50D1687B93B97D5F7C6D5047406A5E688B352209BCB9F822', + '7DDE385D566332ECC0EABFA9CF7822FDF209F70024A57B1AA000C55B881F81' + + '11B2DCDE494A5F485E5BCA4BD88A2763AED1CA2B2FA8F0540678CD1E0F3AD80892' + ] +}); + +// https://en.bitcoin.it/wiki/Secp256k1 +var pre; +try { + pre = require('./precomputed/secp256k1'); +} catch (e) { + pre = undefined; +} + +defineCurve('secp256k1', { + type: 'short', + prime: 'k256', + p: 'ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe fffffc2f', + a: '0', + b: '7', + n: 'ffffffff ffffffff ffffffff fffffffe baaedce6 af48a03b bfd25e8c d0364141', + h: '1', + hash: hash.sha256, + + // Precomputed endomorphism + beta: '7ae96a2b657c07106e64479eac3434e99cf0497512f58995c1396c28719501ee', + lambda: '5363ad4cc05c30e0a5261c028812645a122e22ea20816678df02967c1b23bd72', + basis: [ + { + a: '3086d221a7d46bcde86c90e49284eb15', + b: '-e4437ed6010e88286f547fa90abfe4c3' + }, + { + a: '114ca50f7a8e2f3f657c1108d9d44cfd8', + b: '3086d221a7d46bcde86c90e49284eb15' + } + ], + + gRed: false, + g: [ + '79be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798', + '483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8', + pre + ] +}); + +},{"./curve":21,"./precomputed/secp256k1":31,"./utils":32,"hash.js":34}],25:[function(require,module,exports){ +'use strict'; + +var BN = require('bn.js'); +var HmacDRBG = require('hmac-drbg'); +var utils = require('../utils'); +var curves = require('../curves'); +var rand = require('brorand'); +var assert = utils.assert; + +var KeyPair = require('./key'); +var Signature = require('./signature'); + +function EC(options) { + if (!(this instanceof EC)) + return new EC(options); + + // Shortcut `elliptic.ec(curve-name)` + if (typeof options === 'string') { + assert(curves.hasOwnProperty(options), 'Unknown curve ' + options); + + options = curves[options]; + } + + // Shortcut for `elliptic.ec(elliptic.curves.curveName)` + if (options instanceof curves.PresetCurve) + options = { curve: options }; + + this.curve = options.curve.curve; + this.n = this.curve.n; + this.nh = this.n.ushrn(1); + this.g = this.curve.g; + + // Point on curve + this.g = options.curve.g; + this.g.precompute(options.curve.n.bitLength() + 1); + + // Hash function for DRBG + this.hash = options.hash || options.curve.hash; +} +module.exports = EC; + +EC.prototype.keyPair = function keyPair(options) { + return new KeyPair(this, options); +}; + +EC.prototype.keyFromPrivate = function keyFromPrivate(priv, enc) { + return KeyPair.fromPrivate(this, priv, enc); +}; + +EC.prototype.keyFromPublic = function keyFromPublic(pub, enc) { + return KeyPair.fromPublic(this, pub, enc); +}; + +EC.prototype.genKeyPair = function genKeyPair(options) { + if (!options) + options = {}; + + // Instantiate Hmac_DRBG + var drbg = new HmacDRBG({ + hash: this.hash, + pers: options.pers, + persEnc: options.persEnc || 'utf8', + entropy: options.entropy || rand(this.hash.hmacStrength), + entropyEnc: options.entropy && options.entropyEnc || 'utf8', + nonce: this.n.toArray() + }); + + // Key generation for curve25519 is simpler + if (this.curve.type === 'mont') { + var priv = new BN(drbg.generate(32)); + return this.keyFromPrivate(priv); + } + + var bytes = this.n.byteLength(); + var ns2 = this.n.sub(new BN(2)); + do { + var priv = new BN(drbg.generate(bytes)); + if (priv.cmp(ns2) > 0) + continue; + + priv.iaddn(1); + return this.keyFromPrivate(priv); + } while (true); +}; + +EC.prototype._truncateToN = function truncateToN(msg, truncOnly, bitSize) { + bitSize = bitSize || msg.byteLength() * 8; + var delta = bitSize - this.n.bitLength(); + if (delta > 0) + msg = msg.ushrn(delta); + if (!truncOnly && msg.cmp(this.n) >= 0) + return msg.sub(this.n); + else + return msg; +}; + +EC.prototype.truncateMsg = function truncateMSG(msg) { + // Bit size is only determined correctly for Uint8Arrays and hex strings + var bitSize; + if (msg instanceof Uint8Array) { + bitSize = msg.byteLength * 8; + msg = this._truncateToN(new BN(msg, 16), false, bitSize); + } else if (typeof msg === 'string') { + bitSize = msg.length * 4; + msg = this._truncateToN(new BN(msg, 16), false, bitSize); + } else { + msg = this._truncateToN(new BN(msg, 16)); + } + return msg; +} + +EC.prototype.sign = function sign(msg, key, enc, options) { + if (typeof enc === 'object') { + options = enc; + enc = null; + } + if (!options) + options = {}; + + key = this.keyFromPrivate(key, enc); + msg = this.truncateMsg(msg); + + // Zero-extend key to provide enough entropy + var bytes = this.n.byteLength(); + var bkey = key.getPrivate().toArray('be', bytes); + + // Zero-extend nonce to have the same byte size as N + var nonce = msg.toArray('be', bytes); + + // Instantiate Hmac_DRBG + var drbg = new HmacDRBG({ + hash: this.hash, + entropy: bkey, + nonce: nonce, + pers: options.pers, + persEnc: options.persEnc || 'utf8' + }); + + // Number of bytes to generate + var ns1 = this.n.sub(new BN(1)); + + for (var iter = 0; true; iter++) { + var k = options.k ? + options.k(iter) : + new BN(drbg.generate(this.n.byteLength())); + k = this._truncateToN(k, true); + if (k.cmpn(1) <= 0 || k.cmp(ns1) >= 0) + continue; + + var kp = this.g.mul(k); + if (kp.isInfinity()) + continue; + + var kpX = kp.getX(); + var r = kpX.umod(this.n); + if (r.cmpn(0) === 0) + continue; + + var s = k.invm(this.n).mul(r.mul(key.getPrivate()).iadd(msg)); + s = s.umod(this.n); + if (s.cmpn(0) === 0) + continue; + + var recoveryParam = (kp.getY().isOdd() ? 1 : 0) | + (kpX.cmp(r) !== 0 ? 2 : 0); + + // Use complement of `s`, if it is > `n / 2` + if (options.canonical && s.cmp(this.nh) > 0) { + s = this.n.sub(s); + recoveryParam ^= 1; + } + + return new Signature({ r: r, s: s, recoveryParam: recoveryParam }); + } +}; + +EC.prototype.verify = function verify(msg, signature, key, enc) { + key = this.keyFromPublic(key, enc); + signature = new Signature(signature, 'hex'); + // Fallback to the old code + var ret = this._verify(this.truncateMsg(msg), signature, key) || + this._verify(this._truncateToN(new BN(msg, 16)), signature, key); + return ret; +}; + +EC.prototype._verify = function _verify(msg, signature, key) { + // Perform primitive values validation + var r = signature.r; + var s = signature.s; + if (r.cmpn(1) < 0 || r.cmp(this.n) >= 0) + return false; + if (s.cmpn(1) < 0 || s.cmp(this.n) >= 0) + return false; + + // Validate signature + var sinv = s.invm(this.n); + var u1 = sinv.mul(msg).umod(this.n); + var u2 = sinv.mul(r).umod(this.n); + + if (!this.curve._maxwellTrick) { + var p = this.g.mulAdd(u1, key.getPublic(), u2); + if (p.isInfinity()) + return false; + + return p.getX().umod(this.n).cmp(r) === 0; + } + + // NOTE: Greg Maxwell's trick, inspired by: + // https://git.io/vad3K + + var p = this.g.jmulAdd(u1, key.getPublic(), u2); + if (p.isInfinity()) + return false; + + // Compare `p.x` of Jacobian point with `r`, + // this will do `p.x == r * p.z^2` instead of multiplying `p.x` by the + // inverse of `p.z^2` + return p.eqXToP(r); +}; + +EC.prototype.recoverPubKey = function(msg, signature, j, enc) { + assert((3 & j) === j, 'The recovery param is more than two bits'); + signature = new Signature(signature, enc); + + var n = this.n; + var e = new BN(msg); + var r = signature.r; + var s = signature.s; + + // A set LSB signifies that the y-coordinate is odd + var isYOdd = j & 1; + var isSecondKey = j >> 1; + if (r.cmp(this.curve.p.umod(this.curve.n)) >= 0 && isSecondKey) + throw new Error('Unable to find sencond key candinate'); + + // 1.1. Let x = r + jn. + if (isSecondKey) + r = this.curve.pointFromX(r.add(this.curve.n), isYOdd); + else + r = this.curve.pointFromX(r, isYOdd); + + var rInv = signature.r.invm(n); + var s1 = n.sub(e).mul(rInv).umod(n); + var s2 = s.mul(rInv).umod(n); + + // 1.6.1 Compute Q = r^-1 (sR - eG) + // Q = r^-1 (sR + -eG) + return this.g.mulAdd(s1, r, s2); +}; + +EC.prototype.getKeyRecoveryParam = function(e, signature, Q, enc) { + signature = new Signature(signature, enc); + if (signature.recoveryParam !== null) + return signature.recoveryParam; + + for (var i = 0; i < 4; i++) { + var Qprime; + try { + Qprime = this.recoverPubKey(e, signature, i); + } catch (e) { + continue; + } + + if (Qprime.eq(Q)) + return i; + } + throw new Error('Unable to find valid recovery factor'); +}; + +},{"../curves":24,"../utils":32,"./key":26,"./signature":27,"bn.js":16,"brorand":17,"hmac-drbg":46}],26:[function(require,module,exports){ +'use strict'; + +var BN = require('bn.js'); +var utils = require('../utils'); +var assert = utils.assert; + +function KeyPair(ec, options) { + this.ec = ec; + this.priv = null; + this.pub = null; + + // KeyPair(ec, { priv: ..., pub: ... }) + if (options.priv) + this._importPrivate(options.priv, options.privEnc); + if (options.pub) + this._importPublic(options.pub, options.pubEnc); +} +module.exports = KeyPair; + +KeyPair.fromPublic = function fromPublic(ec, pub, enc) { + if (pub instanceof KeyPair) + return pub; + + return new KeyPair(ec, { + pub: pub, + pubEnc: enc + }); +}; + +KeyPair.fromPrivate = function fromPrivate(ec, priv, enc) { + if (priv instanceof KeyPair) + return priv; + + return new KeyPair(ec, { + priv: priv, + privEnc: enc + }); +}; + +// TODO: should not validate for X25519 +KeyPair.prototype.validate = function validate() { + var pub = this.getPublic(); + + if (pub.isInfinity()) + return { result: false, reason: 'Invalid public key' }; + if (!pub.validate()) + return { result: false, reason: 'Public key is not a point' }; + if (!pub.mul(this.ec.curve.n).isInfinity()) + return { result: false, reason: 'Public key * N != O' }; + + return { result: true, reason: null }; +}; + +KeyPair.prototype.getPublic = function getPublic(enc, compact) { + if (!this.pub) + this.pub = this.ec.g.mul(this.priv); + + if (!enc) + return this.pub; + + return this.pub.encode(enc, compact); +}; + +KeyPair.prototype.getPrivate = function getPrivate(enc) { + if (enc === 'hex') + return this.priv.toString(16, 2); + else + return this.priv; +}; + +KeyPair.prototype._importPrivate = function _importPrivate(key, enc) { + this.priv = new BN(key, enc || 16); + + // For Curve25519/Curve448 we have a specific procedure. + // TODO Curve448 + if (this.ec.curve.type === 'mont') { + var one = this.ec.curve.one; + var mask = one.ushln(255 - 3).sub(one).ushln(3); + this.priv = this.priv.or(one.ushln(255 - 1)); + this.priv = this.priv.and(mask); + } else + // Ensure that the priv won't be bigger than n, otherwise we may fail + // in fixed multiplication method + this.priv = this.priv.umod(this.ec.curve.n); +}; + +KeyPair.prototype._importPublic = function _importPublic(key, enc) { + if (key.x || key.y) { + // Montgomery points only have an `x` coordinate. + // Weierstrass/Edwards points on the other hand have both `x` and + // `y` coordinates. + if (this.ec.curve.type === 'mont') { + assert(key.x, 'Need x coordinate'); + } else if (this.ec.curve.type === 'short' || + this.ec.curve.type === 'edwards') { + assert(key.x && key.y, 'Need both x and y coordinate'); + } + this.pub = this.ec.curve.point(key.x, key.y); + return; + } + this.pub = this.ec.curve.decodePoint(key, enc); +}; + +// ECDH +KeyPair.prototype.derive = function derive(pub) { + return pub.mul(this.priv).getX(); +}; + +// ECDSA +KeyPair.prototype.sign = function sign(msg, enc, options) { + return this.ec.sign(msg, this, enc, options); +}; + +KeyPair.prototype.verify = function verify(msg, signature) { + return this.ec.verify(msg, signature, this); +}; + +KeyPair.prototype.inspect = function inspect() { + return ''; +}; + +},{"../utils":32,"bn.js":16}],27:[function(require,module,exports){ +'use strict'; + +var BN = require('bn.js'); + +var utils = require('../utils'); +var assert = utils.assert; + +function Signature(options, enc) { + if (options instanceof Signature) + return options; + + if (this._importDER(options, enc)) + return; + + assert(options.r && options.s, 'Signature without r or s'); + this.r = new BN(options.r, 16); + this.s = new BN(options.s, 16); + if (options.recoveryParam === undefined) + this.recoveryParam = null; + else + this.recoveryParam = options.recoveryParam; +} +module.exports = Signature; + +function Position() { + this.place = 0; +} + +function getLength(buf, p) { + var initial = buf[p.place++]; + if (!(initial & 0x80)) { + return initial; + } + var octetLen = initial & 0xf; + var val = 0; + for (var i = 0, off = p.place; i < octetLen; i++, off++) { + val <<= 8; + val |= buf[off]; + } + p.place = off; + return val; +} + +function rmPadding(buf) { + var i = 0; + var len = buf.length - 1; + while (!buf[i] && !(buf[i + 1] & 0x80) && i < len) { + i++; + } + if (i === 0) { + return buf; + } + return buf.slice(i); +} + +Signature.prototype._importDER = function _importDER(data, enc) { + data = utils.toArray(data, enc); + var p = new Position(); + if (data[p.place++] !== 0x30) { + return false; + } + var len = getLength(data, p); + if ((len + p.place) !== data.length) { + return false; + } + if (data[p.place++] !== 0x02) { + return false; + } + var rlen = getLength(data, p); + var r = data.slice(p.place, rlen + p.place); + p.place += rlen; + if (data[p.place++] !== 0x02) { + return false; + } + var slen = getLength(data, p); + if (data.length !== slen + p.place) { + return false; + } + var s = data.slice(p.place, slen + p.place); + if (r[0] === 0 && (r[1] & 0x80)) { + r = r.slice(1); + } + if (s[0] === 0 && (s[1] & 0x80)) { + s = s.slice(1); + } + + this.r = new BN(r); + this.s = new BN(s); + this.recoveryParam = null; + + return true; +}; + +function constructLength(arr, len) { + if (len < 0x80) { + arr.push(len); + return; + } + var octets = 1 + (Math.log(len) / Math.LN2 >>> 3); + arr.push(octets | 0x80); + while (--octets) { + arr.push((len >>> (octets << 3)) & 0xff); + } + arr.push(len); +} + +Signature.prototype.toDER = function toDER(enc) { + var r = this.r.toArray(); + var s = this.s.toArray(); + + // Pad values + if (r[0] & 0x80) + r = [ 0 ].concat(r); + // Pad values + if (s[0] & 0x80) + s = [ 0 ].concat(s); + + r = rmPadding(r); + s = rmPadding(s); + + while (!s[0] && !(s[1] & 0x80)) { + s = s.slice(1); + } + var arr = [ 0x02 ]; + constructLength(arr, r.length); + arr = arr.concat(r); + arr.push(0x02); + constructLength(arr, s.length); + var backHalf = arr.concat(s); + var res = [ 0x30 ]; + constructLength(res, backHalf.length); + res = res.concat(backHalf); + return utils.encode(res, enc); +}; + +},{"../utils":32,"bn.js":16}],28:[function(require,module,exports){ +'use strict'; + +var hash = require('hash.js'); +var HmacDRBG = require('hmac-drbg'); +var rand = require('brorand'); +var curves = require('../curves'); +var utils = require('../utils'); +var assert = utils.assert; +var parseBytes = utils.parseBytes; +var KeyPair = require('./key'); +var Signature = require('./signature'); + +function EDDSA(curve) { + assert(curve === 'ed25519', 'only tested with ed25519 so far'); + + if (!(this instanceof EDDSA)) + return new EDDSA(curve); + + var curve = curves[curve].curve; + this.curve = curve; + this.g = curve.g; + this.g.precompute(curve.n.bitLength() + 1); + + this.pointClass = curve.point().constructor; + this.encodingLength = Math.ceil(curve.n.bitLength() / 8); + this.hash = hash.sha512; +} + +module.exports = EDDSA; + +/** +* @param {Array|String} message - message bytes +* @param {Array|String|KeyPair} secret - secret bytes or a keypair +* @returns {Signature} - signature +*/ +EDDSA.prototype.sign = function sign(message, secret) { + message = parseBytes(message); + var key = this.keyFromSecret(secret); + var r = this.hashInt(key.messagePrefix(), message); + var R = this.g.mul(r); + var Rencoded = this.encodePoint(R); + var s_ = this.hashInt(Rencoded, key.pubBytes(), message) + .mul(key.priv()); + var S = r.add(s_).umod(this.curve.n); + return this.makeSignature({ R: R, S: S, Rencoded: Rencoded }); +}; + +/** +* @param {Array} message - message bytes +* @param {Array|String|Signature} sig - sig bytes +* @param {Array|String|Point|KeyPair} pub - public key +* @returns {Boolean} - true if public key matches sig of message +*/ +EDDSA.prototype.verify = function verify(message, sig, pub) { + message = parseBytes(message); + sig = this.makeSignature(sig); + var key = this.keyFromPublic(pub); + var h = this.hashInt(sig.Rencoded(), key.pubBytes(), message); + var SG = this.g.mul(sig.S()); + var RplusAh = sig.R().add(key.pub().mul(h)); + return RplusAh.eq(SG); +}; + +EDDSA.prototype.hashInt = function hashInt() { + var hash = this.hash(); + for (var i = 0; i < arguments.length; i++) + hash.update(arguments[i]); + return utils.intFromLE(hash.digest()).umod(this.curve.n); +}; + +EDDSA.prototype.keyPair = function keyPair(options) { + return new KeyPair(this, options); +}; + +EDDSA.prototype.keyFromPublic = function keyFromPublic(pub) { + return KeyPair.fromPublic(this, pub); +}; + +EDDSA.prototype.keyFromSecret = function keyFromSecret(secret) { + return KeyPair.fromSecret(this, secret); +}; + +EDDSA.prototype.genKeyPair = function genKeyPair(options) { + if (!options) + options = {}; + + // Instantiate Hmac_DRBG + var drbg = new HmacDRBG({ + hash: this.hash, + pers: options.pers, + persEnc: options.persEnc || 'utf8', + entropy: options.entropy || rand(this.hash.hmacStrength), + entropyEnc: options.entropy && options.entropyEnc || 'utf8', + nonce: this.curve.n.toArray() + }); + + return this.keyFromSecret(drbg.generate(32)); +}; + +EDDSA.prototype.makeSignature = function makeSignature(sig) { + if (sig instanceof Signature) + return sig; + return new Signature(this, sig); +}; + +/** +* * https://tools.ietf.org/html/draft-josefsson-eddsa-ed25519-03#section-5.2 +* +* EDDSA defines methods for encoding and decoding points and integers. These are +* helper convenience methods, that pass along to utility functions implied +* parameters. +* +*/ +EDDSA.prototype.encodePoint = function encodePoint(point) { + var enc = point.getY().toArray('le', this.encodingLength); + enc[this.encodingLength - 1] |= point.getX().isOdd() ? 0x80 : 0; + return enc; +}; + +EDDSA.prototype.decodePoint = function decodePoint(bytes) { + bytes = utils.parseBytes(bytes); + + var lastIx = bytes.length - 1; + var normed = bytes.slice(0, lastIx).concat(bytes[lastIx] & ~0x80); + var xIsOdd = (bytes[lastIx] & 0x80) !== 0; + + var y = utils.intFromLE(normed); + return this.curve.pointFromY(y, xIsOdd); +}; + +EDDSA.prototype.encodeInt = function encodeInt(num) { + return num.toArray('le', this.encodingLength); +}; + +EDDSA.prototype.decodeInt = function decodeInt(bytes) { + return utils.intFromLE(bytes); +}; + +EDDSA.prototype.isPoint = function isPoint(val) { + return val instanceof this.pointClass; +}; + +},{"../curves":24,"../utils":32,"./key":29,"./signature":30,"brorand":17,"hash.js":34,"hmac-drbg":46}],29:[function(require,module,exports){ +'use strict'; + +var utils = require('../utils'); +var assert = utils.assert; +var parseBytes = utils.parseBytes; +var cachedProperty = utils.cachedProperty; + +/** +* @param {EDDSA} eddsa - instance +* @param {Object} params - public/private key parameters +* +* @param {Array} [params.secret] - secret seed bytes +* @param {Point} [params.pub] - public key point (aka `A` in eddsa terms) +* @param {Array} [params.pub] - public key point encoded as bytes +* +*/ +function KeyPair(eddsa, params) { + this.eddsa = eddsa; + if (params.hasOwnProperty('secret')) + this._secret = parseBytes(params.secret); + if (eddsa.isPoint(params.pub)) + this._pub = params.pub; + else { + this._pubBytes = parseBytes(params.pub); + if (this._pubBytes && this._pubBytes.length === 33 && + this._pubBytes[0] === 0x40) + this._pubBytes = this._pubBytes.slice(1, 33); + if (this._pubBytes && this._pubBytes.length !== 32) + throw new Error('Unknown point compression format'); + } +} + +KeyPair.fromPublic = function fromPublic(eddsa, pub) { + if (pub instanceof KeyPair) + return pub; + return new KeyPair(eddsa, { pub: pub }); +}; + +KeyPair.fromSecret = function fromSecret(eddsa, secret) { + if (secret instanceof KeyPair) + return secret; + return new KeyPair(eddsa, { secret: secret }); +}; + +KeyPair.prototype.secret = function secret() { + return this._secret; +}; + +cachedProperty(KeyPair, 'pubBytes', function pubBytes() { + return this.eddsa.encodePoint(this.pub()); +}); + +cachedProperty(KeyPair, 'pub', function pub() { + if (this._pubBytes) + return this.eddsa.decodePoint(this._pubBytes); + return this.eddsa.g.mul(this.priv()); +}); + +cachedProperty(KeyPair, 'privBytes', function privBytes() { + var eddsa = this.eddsa; + var hash = this.hash(); + var lastIx = eddsa.encodingLength - 1; + + // https://tools.ietf.org/html/rfc8032#section-5.1.5 + var a = hash.slice(0, eddsa.encodingLength); + a[0] &= 248; + a[lastIx] &= 127; + a[lastIx] |= 64; + + return a; +}); + +cachedProperty(KeyPair, 'priv', function priv() { + return this.eddsa.decodeInt(this.privBytes()); +}); + +cachedProperty(KeyPair, 'hash', function hash() { + return this.eddsa.hash().update(this.secret()).digest(); +}); + +cachedProperty(KeyPair, 'messagePrefix', function messagePrefix() { + return this.hash().slice(this.eddsa.encodingLength); +}); + +KeyPair.prototype.sign = function sign(message) { + assert(this._secret, 'KeyPair can only verify'); + return this.eddsa.sign(message, this); +}; + +KeyPair.prototype.verify = function verify(message, sig) { + return this.eddsa.verify(message, sig, this); +}; + +KeyPair.prototype.getSecret = function getSecret(enc) { + assert(this._secret, 'KeyPair is public only'); + return utils.encode(this.secret(), enc); +}; + +KeyPair.prototype.getPublic = function getPublic(enc, compact) { + return utils.encode((compact ? [ 0x40 ] : []).concat(this.pubBytes()), enc); +}; + +module.exports = KeyPair; + +},{"../utils":32}],30:[function(require,module,exports){ +'use strict'; + +var BN = require('bn.js'); +var utils = require('../utils'); +var assert = utils.assert; +var cachedProperty = utils.cachedProperty; +var parseBytes = utils.parseBytes; + +/** +* @param {EDDSA} eddsa - eddsa instance +* @param {Array|Object} sig - +* @param {Array|Point} [sig.R] - R point as Point or bytes +* @param {Array|bn} [sig.S] - S scalar as bn or bytes +* @param {Array} [sig.Rencoded] - R point encoded +* @param {Array} [sig.Sencoded] - S scalar encoded +*/ +function Signature(eddsa, sig) { + this.eddsa = eddsa; + + if (typeof sig !== 'object') + sig = parseBytes(sig); + + if (Array.isArray(sig)) { + sig = { + R: sig.slice(0, eddsa.encodingLength), + S: sig.slice(eddsa.encodingLength) + }; + } + + assert(sig.R && sig.S, 'Signature without R or S'); + + if (eddsa.isPoint(sig.R)) + this._R = sig.R; + if (sig.S instanceof BN) + this._S = sig.S; + + this._Rencoded = Array.isArray(sig.R) ? sig.R : sig.Rencoded; + this._Sencoded = Array.isArray(sig.S) ? sig.S : sig.Sencoded; +} + +cachedProperty(Signature, 'S', function S() { + return this.eddsa.decodeInt(this.Sencoded()); +}); + +cachedProperty(Signature, 'R', function R() { + return this.eddsa.decodePoint(this.Rencoded()); +}); + +cachedProperty(Signature, 'Rencoded', function Rencoded() { + return this.eddsa.encodePoint(this.R()); +}); + +cachedProperty(Signature, 'Sencoded', function Sencoded() { + return this.eddsa.encodeInt(this.S()); +}); + +Signature.prototype.toBytes = function toBytes() { + return this.Rencoded().concat(this.Sencoded()); +}; + +Signature.prototype.toHex = function toHex() { + return utils.encode(this.toBytes(), 'hex').toUpperCase(); +}; + +module.exports = Signature; + +},{"../utils":32,"bn.js":16}],31:[function(require,module,exports){ +module.exports = { + doubles: { + step: 4, + points: [ + [ + 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+ 1); + var k = num.clone(); + while (k.cmpn(1) >= 0) { + var z; + if (k.isOdd()) { + var mod = k.andln(ws - 1); + if (mod > (ws >> 1) - 1) + z = (ws >> 1) - mod; + else + z = mod; + k.isubn(z); + } else { + z = 0; + } + naf.push(z); + + // Optimization, shift by word if possible + var shift = (k.cmpn(0) !== 0 && k.andln(ws - 1) === 0) ? (w + 1) : 1; + for (var i = 1; i < shift; i++) + naf.push(0); + k.iushrn(shift); + } + + return naf; +} +utils.getNAF = getNAF; + +// Represent k1, k2 in a Joint Sparse Form +function getJSF(k1, k2) { + var jsf = [ + [], + [] + ]; + + k1 = k1.clone(); + k2 = k2.clone(); + var d1 = 0; + var d2 = 0; + while (k1.cmpn(-d1) > 0 || k2.cmpn(-d2) > 0) { + + // First phase + var m14 = (k1.andln(3) + d1) & 3; + var m24 = (k2.andln(3) + d2) & 3; + if (m14 === 3) + m14 = -1; + if (m24 === 3) + m24 = -1; + var u1; + if ((m14 & 1) === 0) { + u1 = 0; + } else { + var m8 = (k1.andln(7) + d1) & 7; + if ((m8 === 3 || m8 === 5) && m24 === 2) + u1 = -m14; + else + u1 = m14; + } + jsf[0].push(u1); + + var u2; + if ((m24 & 1) === 0) { + u2 = 0; + } else { + var m8 = (k2.andln(7) + d2) & 7; + if ((m8 === 3 || m8 === 5) && m14 === 2) + u2 = -m24; + else + u2 = m24; + } + jsf[1].push(u2); + + // Second phase + if (2 * d1 === u1 + 1) + d1 = 1 - d1; + if (2 * d2 === u2 + 1) + d2 = 1 - d2; + k1.iushrn(1); + k2.iushrn(1); + } + + return jsf; +} +utils.getJSF = getJSF; + +function cachedProperty(obj, name, computer) { + var key = '_' + name; + obj.prototype[name] = function cachedProperty() { + return this[key] !== undefined ? this[key] : + this[key] = computer.call(this); + }; +} +utils.cachedProperty = cachedProperty; + +function parseBytes(bytes) { + return typeof bytes === 'string' ? utils.toArray(bytes, 'hex') : + bytes; +} +utils.parseBytes = parseBytes; + +function intFromLE(bytes) { + return new BN(bytes, 'hex', 'le'); +} +utils.intFromLE = intFromLE; + + +},{"bn.js":16,"minimalistic-assert":48,"minimalistic-crypto-utils":49}],33:[function(require,module,exports){ +"use strict"; + +// email-addresses.js - RFC 5322 email address parser +// v 3.1.0 +// +// http://tools.ietf.org/html/rfc5322 +// +// This library does not validate email addresses. +// emailAddresses attempts to parse addresses using the (fairly liberal) +// grammar specified in RFC 5322. +// +// email-addresses returns { +// ast: , +// addresses: [{ +// node: , +// name: , +// address: , +// local: , +// domain: +// }, ...] +// } +// +// emailAddresses.parseOneAddress and emailAddresses.parseAddressList +// work as you might expect. Try it out. +// +// Many thanks to Dominic Sayers and his documentation on the is_email function, +// http://code.google.com/p/isemail/ , which helped greatly in writing this parser. + +(function (global) { + "use strict"; + + function parse5322(opts) { + + // tokenizing functions + + function inStr() { + return pos < len; + } + function curTok() { + return parseString[pos]; + } + function getPos() { + return pos; + } + function setPos(i) { + pos = i; + } + function nextTok() { + pos += 1; + } + function initialize() { + pos = 0; + len = parseString.length; + } + + // parser helper functions + + function o(name, value) { + return { + name: name, + tokens: value || "", + semantic: value || "", + children: [] + }; + } + + function wrap(name, ast) { + var n; + if (ast === null) { + return null; + } + n = o(name); + n.tokens = ast.tokens; + n.semantic = ast.semantic; + n.children.push(ast); + return n; + } + + function add(parent, child) { + if (child !== null) { + parent.tokens += child.tokens; + parent.semantic += child.semantic; + } + parent.children.push(child); + return parent; + } + + function compareToken(fxnCompare) { + var tok; + if (!inStr()) { + return null; + } + tok = curTok(); + if (fxnCompare(tok)) { + nextTok(); + return o('token', tok); + } + return null; + } + + function literal(lit) { + return function literalFunc() { + return wrap('literal', compareToken(function (tok) { + return tok === lit; + })); + }; + } + + function and() { + var args = arguments; + return function andFunc() { + var i, s, result, start; + start = getPos(); + s = o('and'); + for (i = 0; i < args.length; i += 1) { + result = args[i](); + if (result === null) { + setPos(start); + return null; + } + add(s, result); + } + return s; + }; + } + + function or() { + var args = arguments; + return function orFunc() { + var i, result, start; + start = getPos(); + for (i = 0; i < args.length; i += 1) { + result = args[i](); + if (result !== null) { + return result; + } + setPos(start); + } + return null; + }; + } + + function opt(prod) { + return function optFunc() { + var result, start; + start = getPos(); + result = prod(); + if (result !== null) { + return result; + } else { + setPos(start); + return o('opt'); + } + }; + } + + function invis(prod) { + return function invisFunc() { + var result = prod(); + if (result !== null) { + result.semantic = ""; + } + return result; + }; + } + + function colwsp(prod) { + return function collapseSemanticWhitespace() { + var result = prod(); + if (result !== null && result.semantic.length > 0) { + result.semantic = " "; + } + return result; + }; + } + + function star(prod, minimum) { + return function starFunc() { + var s, result, count, start, min; + start = getPos(); + s = o('star'); + count = 0; + min = minimum === undefined ? 0 : minimum; + while ((result = prod()) !== null) { + count = count + 1; + add(s, result); + } + if (count >= min) { + return s; + } else { + setPos(start); + return null; + } + }; + } + + // One expects names to get normalized like this: + // " First Last " -> "First Last" + // "First Last" -> "First Last" + // "First Last" -> "First Last" + function collapseWhitespace(s) { + return s.replace(/([ \t]|\r\n)+/g, ' ').replace(/^\s*/, '').replace(/\s*$/, ''); + } + + // UTF-8 pseudo-production (RFC 6532) + // RFC 6532 extends RFC 5322 productions to include UTF-8 + // using the following productions: + // UTF8-non-ascii = UTF8-2 / UTF8-3 / UTF8-4 + // UTF8-2 = + // UTF8-3 = + // UTF8-4 = + // + // For reference, the extended RFC 5322 productions are: + // VCHAR =/ UTF8-non-ascii + // ctext =/ UTF8-non-ascii + // atext =/ UTF8-non-ascii + // qtext =/ UTF8-non-ascii + // dtext =/ UTF8-non-ascii + function isUTF8NonAscii(tok) { + // In JavaScript, we just deal directly with Unicode code points, + // so we aren't checking individual bytes for UTF-8 encoding. + // Just check that the character is non-ascii. + return tok.charCodeAt(0) >= 128; + } + + // common productions (RFC 5234) + // http://tools.ietf.org/html/rfc5234 + // B.1. Core Rules + + // CR = %x0D + // ; carriage return + function cr() { + return wrap('cr', literal('\r')()); + } + + // CRLF = CR LF + // ; Internet standard newline + function crlf() { + return wrap('crlf', and(cr, lf)()); + } + + // DQUOTE = %x22 + // ; " (Double Quote) + function dquote() { + return wrap('dquote', literal('"')()); + } + + // HTAB = %x09 + // ; horizontal tab + function htab() { + return wrap('htab', literal('\t')()); + } + + // LF = %x0A + // ; linefeed + function lf() { + return wrap('lf', literal('\n')()); + } + + // SP = %x20 + function sp() { + return wrap('sp', literal(' ')()); + } + + // VCHAR = %x21-7E + // ; visible (printing) characters + function vchar() { + return wrap('vchar', compareToken(function vcharFunc(tok) { + var code = tok.charCodeAt(0); + var accept = 0x21 <= code && code <= 0x7E; + if (opts.rfc6532) { + accept = accept || isUTF8NonAscii(tok); + } + return accept; + })); + } + + // WSP = SP / HTAB + // ; white space + function wsp() { + return wrap('wsp', or(sp, htab)()); + } + + // email productions (RFC 5322) + // http://tools.ietf.org/html/rfc5322 + // 3.2.1. Quoted characters + + // quoted-pair = ("\" (VCHAR / WSP)) / obs-qp + function quotedPair() { + var qp = wrap('quoted-pair', or(and(literal('\\'), or(vchar, wsp)), obsQP)()); + if (qp === null) { + return null; + } + // a quoted pair will be two characters, and the "\" character + // should be semantically "invisible" (RFC 5322 3.2.1) + qp.semantic = qp.semantic[1]; + return qp; + } + + // 3.2.2. Folding White Space and Comments + + // FWS = ([*WSP CRLF] 1*WSP) / obs-FWS + function fws() { + return wrap('fws', or(obsFws, and(opt(and(star(wsp), invis(crlf))), star(wsp, 1)))()); + } + + // ctext = %d33-39 / ; Printable US-ASCII + // %d42-91 / ; characters not including + // %d93-126 / ; "(", ")", or "\" + // obs-ctext + function ctext() { + return wrap('ctext', or(function ctextFunc1() { + return compareToken(function ctextFunc2(tok) { + var code = tok.charCodeAt(0); + var accept = 33 <= code && code <= 39 || 42 <= code && code <= 91 || 93 <= code && code <= 126; + if (opts.rfc6532) { + accept = accept || isUTF8NonAscii(tok); + } + return accept; + }); + }, obsCtext)()); + } + + // ccontent = ctext / quoted-pair / comment + function ccontent() { + return wrap('ccontent', or(ctext, quotedPair, comment)()); + } + + // comment = "(" *([FWS] ccontent) [FWS] ")" + function comment() { + return wrap('comment', and(literal('('), star(and(opt(fws), ccontent)), opt(fws), literal(')'))()); + } + + // CFWS = (1*([FWS] comment) [FWS]) / FWS + function cfws() { + return wrap('cfws', or(and(star(and(opt(fws), comment), 1), opt(fws)), fws)()); + } + + // 3.2.3. Atom + + //atext = ALPHA / DIGIT / ; Printable US-ASCII + // "!" / "#" / ; characters not including + // "$" / "%" / ; specials. Used for atoms. + // "&" / "'" / + // "*" / "+" / + // "-" / "/" / + // "=" / "?" / + // "^" / "_" / + // "`" / "{" / + // "|" / "}" / + // "~" + function atext() { + return wrap('atext', compareToken(function atextFunc(tok) { + var accept = 'a' <= tok && tok <= 'z' || 'A' <= tok && tok <= 'Z' || '0' <= tok && tok <= '9' || ['!', '#', '$', '%', '&', '\'', '*', '+', '-', '/', '=', '?', '^', '_', '`', '{', '|', '}', '~'].indexOf(tok) >= 0; + if (opts.rfc6532) { + accept = accept || isUTF8NonAscii(tok); + } + return accept; + })); + } + + // atom = [CFWS] 1*atext [CFWS] + function atom() { + return wrap('atom', and(colwsp(opt(cfws)), star(atext, 1), colwsp(opt(cfws)))()); + } + + // dot-atom-text = 1*atext *("." 1*atext) + function dotAtomText() { + var s, maybeText; + s = wrap('dot-atom-text', star(atext, 1)()); + if (s === null) { + return s; + } + maybeText = star(and(literal('.'), star(atext, 1)))(); + if (maybeText !== null) { + add(s, maybeText); + } + return s; + } + + // dot-atom = [CFWS] dot-atom-text [CFWS] + function dotAtom() { + return wrap('dot-atom', and(invis(opt(cfws)), dotAtomText, invis(opt(cfws)))()); + } + + // 3.2.4. Quoted Strings + + // qtext = %d33 / ; Printable US-ASCII + // %d35-91 / ; characters not including + // %d93-126 / ; "\" or the quote character + // obs-qtext + function qtext() { + return wrap('qtext', or(function qtextFunc1() { + return compareToken(function qtextFunc2(tok) { + var code = tok.charCodeAt(0); + var accept = 33 === code || 35 <= code && code <= 91 || 93 <= code && code <= 126; + if (opts.rfc6532) { + accept = accept || isUTF8NonAscii(tok); + } + return accept; + }); + }, obsQtext)()); + } + + // qcontent = qtext / quoted-pair + function qcontent() { + return wrap('qcontent', or(qtext, quotedPair)()); + } + + // quoted-string = [CFWS] + // DQUOTE *([FWS] qcontent) [FWS] DQUOTE + // [CFWS] + function quotedString() { + return wrap('quoted-string', and(invis(opt(cfws)), invis(dquote), star(and(opt(colwsp(fws)), qcontent)), opt(invis(fws)), invis(dquote), invis(opt(cfws)))()); + } + + // 3.2.5 Miscellaneous Tokens + + // word = atom / quoted-string + function word() { + return wrap('word', or(atom, quotedString)()); + } + + // phrase = 1*word / obs-phrase + function phrase() { + return wrap('phrase', or(obsPhrase, star(word, 1))()); + } + + // 3.4. Address Specification + // address = mailbox / group + function address() { + return wrap('address', or(mailbox, group)()); + } + + // mailbox = name-addr / addr-spec + function mailbox() { + return wrap('mailbox', or(nameAddr, addrSpec)()); + } + + // name-addr = [display-name] angle-addr + function nameAddr() { + return wrap('name-addr', and(opt(displayName), angleAddr)()); + } + + // angle-addr = [CFWS] "<" addr-spec ">" [CFWS] / + // obs-angle-addr + function angleAddr() { + return wrap('angle-addr', or(and(invis(opt(cfws)), literal('<'), addrSpec, literal('>'), invis(opt(cfws))), obsAngleAddr)()); + } + + // group = display-name ":" [group-list] ";" [CFWS] + function group() { + return wrap('group', and(displayName, literal(':'), opt(groupList), literal(';'), invis(opt(cfws)))()); + } + + // display-name = phrase + function displayName() { + return wrap('display-name', function phraseFixedSemantic() { + var result = phrase(); + if (result !== null) { + result.semantic = collapseWhitespace(result.semantic); + } + return result; + }()); + } + + // mailbox-list = (mailbox *("," mailbox)) / obs-mbox-list + function mailboxList() { + return wrap('mailbox-list', or(and(mailbox, star(and(literal(','), mailbox))), obsMboxList)()); + } + + // address-list = (address *("," address)) / obs-addr-list + function addressList() { + return wrap('address-list', or(and(address, star(and(literal(','), address))), obsAddrList)()); + } + + // group-list = mailbox-list / CFWS / obs-group-list + function groupList() { + return wrap('group-list', or(mailboxList, invis(cfws), obsGroupList)()); + } + + // 3.4.1 Addr-Spec Specification + + // local-part = dot-atom / quoted-string / obs-local-part + function localPart() { + // note: quoted-string, dotAtom are proper subsets of obs-local-part + // so we really just have to look for obsLocalPart, if we don't care about the exact parse tree + return wrap('local-part', or(obsLocalPart, dotAtom, quotedString)()); + } + + // dtext = %d33-90 / ; Printable US-ASCII + // %d94-126 / ; characters not including + // obs-dtext ; "[", "]", or "\" + function dtext() { + return wrap('dtext', or(function dtextFunc1() { + return compareToken(function dtextFunc2(tok) { + var code = tok.charCodeAt(0); + var accept = 33 <= code && code <= 90 || 94 <= code && code <= 126; + if (opts.rfc6532) { + accept = accept || isUTF8NonAscii(tok); + } + return accept; + }); + }, obsDtext)()); + } + + // domain-literal = [CFWS] "[" *([FWS] dtext) [FWS] "]" [CFWS] + function domainLiteral() { + return wrap('domain-literal', and(invis(opt(cfws)), literal('['), star(and(opt(fws), dtext)), opt(fws), literal(']'), invis(opt(cfws)))()); + } + + // domain = dot-atom / domain-literal / obs-domain + function domain() { + return wrap('domain', function domainCheckTLD() { + var result = or(obsDomain, dotAtom, domainLiteral)(); + if (opts.rejectTLD) { + if (result && result.semantic && result.semantic.indexOf('.') < 0) { + return null; + } + } + // strip all whitespace from domains + if (result) { + result.semantic = result.semantic.replace(/\s+/g, ''); + } + return result; + }()); + } + + // addr-spec = local-part "@" domain + function addrSpec() { + return wrap('addr-spec', and(localPart, literal('@'), domain)()); + } + + // 3.6.2 Originator Fields + // Below we only parse the field body, not the name of the field + // like "From:", "Sender:", or "Reply-To:". Other libraries that + // parse email headers can parse those and defer to these productions + // for the "RFC 5322" part. + + // RFC 6854 2.1. Replacement of RFC 5322, Section 3.6.2. Originator Fields + // from = "From:" (mailbox-list / address-list) CRLF + function fromSpec() { + return wrap('from', or(mailboxList, addressList)()); + } + + // RFC 6854 2.1. Replacement of RFC 5322, Section 3.6.2. Originator Fields + // sender = "Sender:" (mailbox / address) CRLF + function senderSpec() { + return wrap('sender', or(mailbox, address)()); + } + + // RFC 6854 2.1. Replacement of RFC 5322, Section 3.6.2. Originator Fields + // reply-to = "Reply-To:" address-list CRLF + function replyToSpec() { + return wrap('reply-to', addressList()); + } + + // 4.1. Miscellaneous Obsolete Tokens + + // obs-NO-WS-CTL = %d1-8 / ; US-ASCII control + // %d11 / ; characters that do not + // %d12 / ; include the carriage + // %d14-31 / ; return, line feed, and + // %d127 ; white space characters + function obsNoWsCtl() { + return opts.strict ? null : wrap('obs-NO-WS-CTL', compareToken(function (tok) { + var code = tok.charCodeAt(0); + return 1 <= code && code <= 8 || 11 === code || 12 === code || 14 <= code && code <= 31 || 127 === code; + })); + } + + // obs-ctext = obs-NO-WS-CTL + function obsCtext() { + return opts.strict ? null : wrap('obs-ctext', obsNoWsCtl()); + } + + // obs-qtext = obs-NO-WS-CTL + function obsQtext() { + return opts.strict ? null : wrap('obs-qtext', obsNoWsCtl()); + } + + // obs-qp = "\" (%d0 / obs-NO-WS-CTL / LF / CR) + function obsQP() { + return opts.strict ? null : wrap('obs-qp', and(literal('\\'), or(literal('\0'), obsNoWsCtl, lf, cr))()); + } + + // obs-phrase = word *(word / "." / CFWS) + function obsPhrase() { + if (opts.strict) return null; + return opts.atInDisplayName ? wrap('obs-phrase', and(word, star(or(word, literal('.'), literal('@'), colwsp(cfws))))()) : wrap('obs-phrase', and(word, star(or(word, literal('.'), colwsp(cfws))))()); + } + + // 4.2. Obsolete Folding White Space + + // NOTE: read the errata http://www.rfc-editor.org/errata_search.php?rfc=5322&eid=1908 + // obs-FWS = 1*([CRLF] WSP) + function obsFws() { + return opts.strict ? null : wrap('obs-FWS', star(and(invis(opt(crlf)), wsp), 1)()); + } + + // 4.4. Obsolete Addressing + + // obs-angle-addr = [CFWS] "<" obs-route addr-spec ">" [CFWS] + function obsAngleAddr() { + return opts.strict ? null : wrap('obs-angle-addr', and(invis(opt(cfws)), literal('<'), obsRoute, addrSpec, literal('>'), invis(opt(cfws)))()); + } + + // obs-route = obs-domain-list ":" + function obsRoute() { + return opts.strict ? null : wrap('obs-route', and(obsDomainList, literal(':'))()); + } + + // obs-domain-list = *(CFWS / ",") "@" domain + // *("," [CFWS] ["@" domain]) + function obsDomainList() { + return opts.strict ? null : wrap('obs-domain-list', and(star(or(invis(cfws), literal(','))), literal('@'), domain, star(and(literal(','), invis(opt(cfws)), opt(and(literal('@'), domain)))))()); + } + + // obs-mbox-list = *([CFWS] ",") mailbox *("," [mailbox / CFWS]) + function obsMboxList() { + return opts.strict ? null : wrap('obs-mbox-list', and(star(and(invis(opt(cfws)), literal(','))), mailbox, star(and(literal(','), opt(and(mailbox, invis(cfws))))))()); + } + + // obs-addr-list = *([CFWS] ",") address *("," [address / CFWS]) + function obsAddrList() { + return opts.strict ? null : wrap('obs-addr-list', and(star(and(invis(opt(cfws)), literal(','))), address, star(and(literal(','), opt(and(address, invis(cfws))))))()); + } + + // obs-group-list = 1*([CFWS] ",") [CFWS] + function obsGroupList() { + return opts.strict ? null : wrap('obs-group-list', and(star(and(invis(opt(cfws)), literal(',')), 1), invis(opt(cfws)))()); + } + + // obs-local-part = word *("." word) + function obsLocalPart() { + return opts.strict ? null : wrap('obs-local-part', and(word, star(and(literal('.'), word)))()); + } + + // obs-domain = atom *("." atom) + function obsDomain() { + return opts.strict ? null : wrap('obs-domain', and(atom, star(and(literal('.'), atom)))()); + } + + // obs-dtext = obs-NO-WS-CTL / quoted-pair + function obsDtext() { + return opts.strict ? null : wrap('obs-dtext', or(obsNoWsCtl, quotedPair)()); + } + + ///////////////////////////////////////////////////// + + // ast analysis + + function findNode(name, root) { + var i, stack, node; + if (root === null || root === undefined) { + return null; + } + stack = [root]; + while (stack.length > 0) { + node = stack.pop(); + if (node.name === name) { + return node; + } + for (i = node.children.length - 1; i >= 0; i -= 1) { + stack.push(node.children[i]); + } + } + return null; + } + + function findAllNodes(name, root) { + var i, stack, node, result; + if (root === null || root === undefined) { + return null; + } + stack = [root]; + result = []; + while (stack.length > 0) { + node = stack.pop(); + if (node.name === name) { + result.push(node); + } + for (i = node.children.length - 1; i >= 0; i -= 1) { + stack.push(node.children[i]); + } + } + return result; + } + + function findAllNodesNoChildren(names, root) { + var i, stack, node, result, namesLookup; + if (root === null || root === undefined) { + return null; + } + stack = [root]; + result = []; + namesLookup = {}; + for (i = 0; i < names.length; i += 1) { + namesLookup[names[i]] = true; + } + + while (stack.length > 0) { + node = stack.pop(); + if (node.name in namesLookup) { + result.push(node); + // don't look at children (hence findAllNodesNoChildren) + } else { + for (i = node.children.length - 1; i >= 0; i -= 1) { + stack.push(node.children[i]); + } + } + } + return result; + } + + function giveResult(ast) { + var addresses, groupsAndMailboxes, i, groupOrMailbox, result; + if (ast === null) { + return null; + } + addresses = []; + + // An address is a 'group' (i.e. a list of mailboxes) or a 'mailbox'. + groupsAndMailboxes = findAllNodesNoChildren(['group', 'mailbox'], ast); + for (i = 0; i < groupsAndMailboxes.length; i += 1) { + groupOrMailbox = groupsAndMailboxes[i]; + if (groupOrMailbox.name === 'group') { + addresses.push(giveResultGroup(groupOrMailbox)); + } else if (groupOrMailbox.name === 'mailbox') { + addresses.push(giveResultMailbox(groupOrMailbox)); + } + } + + result = { + ast: ast, + addresses: addresses + }; + if (opts.simple) { + result = simplifyResult(result); + } + if (opts.oneResult) { + return oneResult(result); + } + if (opts.simple) { + return result && result.addresses; + } else { + return result; + } + } + + function giveResultGroup(group) { + var i; + var groupName = findNode('display-name', group); + var groupResultMailboxes = []; + var mailboxes = findAllNodesNoChildren(['mailbox'], group); + for (i = 0; i < mailboxes.length; i += 1) { + groupResultMailboxes.push(giveResultMailbox(mailboxes[i])); + } + return { + node: group, + parts: { + name: groupName + }, + type: group.name, // 'group' + name: grabSemantic(groupName), + addresses: groupResultMailboxes + }; + } + + function giveResultMailbox(mailbox) { + var name = findNode('display-name', mailbox); + var aspec = findNode('addr-spec', mailbox); + var cfws = findAllNodes('cfws', mailbox); + var comments = findAllNodesNoChildren(['comment'], mailbox); + + var local = findNode('local-part', aspec); + var domain = findNode('domain', aspec); + return { + node: mailbox, + parts: { + name: name, + address: aspec, + local: local, + domain: domain, + comments: cfws + }, + type: mailbox.name, // 'mailbox' + name: grabSemantic(name), + address: grabSemantic(aspec), + local: grabSemantic(local), + domain: grabSemantic(domain), + comments: concatComments(comments), + groupName: grabSemantic(mailbox.groupName) + }; + } + + function grabSemantic(n) { + return n !== null && n !== undefined ? n.semantic : null; + } + + function simplifyResult(result) { + var i; + if (result && result.addresses) { + for (i = 0; i < result.addresses.length; i += 1) { + delete result.addresses[i].node; + } + } + return result; + } + + function concatComments(comments) { + var result = ''; + if (comments) { + for (var i = 0; i < comments.length; i += 1) { + result += grabSemantic(comments[i]); + } + } + return result; + } + + function oneResult(result) { + if (!result) { + return null; + } + if (!opts.partial && result.addresses.length > 1) { + return null; + } + return result.addresses && result.addresses[0]; + } + + ///////////////////////////////////////////////////// + + var parseString, pos, len, parsed, startProduction; + + opts = handleOpts(opts, {}); + if (opts === null) { + return null; + } + + parseString = opts.input; + + startProduction = { + 'address': address, + 'address-list': addressList, + 'angle-addr': angleAddr, + 'from': fromSpec, + 'group': group, + 'mailbox': mailbox, + 'mailbox-list': mailboxList, + 'reply-to': replyToSpec, + 'sender': senderSpec + }[opts.startAt] || addressList; + + if (!opts.strict) { + initialize(); + opts.strict = true; + parsed = startProduction(parseString); + if (opts.partial || !inStr()) { + return giveResult(parsed); + } + opts.strict = false; + } + + initialize(); + parsed = startProduction(parseString); + if (!opts.partial && inStr()) { + return null; + } + return giveResult(parsed); + } + + function parseOneAddressSimple(opts) { + return parse5322(handleOpts(opts, { + oneResult: true, + rfc6532: true, + simple: true, + startAt: 'address-list' + })); + } + + function parseAddressListSimple(opts) { + return parse5322(handleOpts(opts, { + rfc6532: true, + simple: true, + startAt: 'address-list' + })); + } + + function parseFromSimple(opts) { + return parse5322(handleOpts(opts, { + rfc6532: true, + simple: true, + startAt: 'from' + })); + } + + function parseSenderSimple(opts) { + return parse5322(handleOpts(opts, { + oneResult: true, + rfc6532: true, + simple: true, + startAt: 'sender' + })); + } + + function parseReplyToSimple(opts) { + return parse5322(handleOpts(opts, { + rfc6532: true, + simple: true, + startAt: 'reply-to' + })); + } + + function handleOpts(opts, defs) { + function isString(str) { + return Object.prototype.toString.call(str) === '[object String]'; + } + + function isObject(o) { + return o === Object(o); + } + + function isNullUndef(o) { + return o === null || o === undefined; + } + + var defaults, o; + + if (isString(opts)) { + opts = { input: opts }; + } else if (!isObject(opts)) { + return null; + } + + if (!isString(opts.input)) { + return null; + } + if (!defs) { + return null; + } + + defaults = { + oneResult: false, + partial: false, + rejectTLD: false, + rfc6532: false, + simple: false, + startAt: 'address-list', + strict: false, + atInDisplayName: false + }; + + for (o in defaults) { + if (isNullUndef(opts[o])) { + opts[o] = !isNullUndef(defs[o]) ? defs[o] : defaults[o]; + } + } + return opts; + } + + parse5322.parseOneAddress = parseOneAddressSimple; + parse5322.parseAddressList = parseAddressListSimple; + parse5322.parseFrom = parseFromSimple; + parse5322.parseSender = parseSenderSimple; + parse5322.parseReplyTo = parseReplyToSimple; + + if (typeof module !== 'undefined' && typeof module.exports !== 'undefined') { + module.exports = parse5322; + } else { + global.emailAddresses = parse5322; + } +})(undefined); + +},{}],34:[function(require,module,exports){ +var hash = exports; + +hash.utils = require('./hash/utils'); +hash.common = require('./hash/common'); +hash.sha = require('./hash/sha'); +hash.ripemd = require('./hash/ripemd'); +hash.hmac = require('./hash/hmac'); + +// Proxy hash functions to the main object +hash.sha1 = hash.sha.sha1; +hash.sha256 = hash.sha.sha256; +hash.sha224 = hash.sha.sha224; +hash.sha384 = hash.sha.sha384; +hash.sha512 = hash.sha.sha512; +hash.ripemd160 = hash.ripemd.ripemd160; + +},{"./hash/common":35,"./hash/hmac":36,"./hash/ripemd":37,"./hash/sha":38,"./hash/utils":45}],35:[function(require,module,exports){ +'use strict'; + +var utils = require('./utils'); +var assert = require('minimalistic-assert'); + +function BlockHash() { + this.pending = null; + this.pendingTotal = 0; + this.blockSize = this.constructor.blockSize; + this.outSize = this.constructor.outSize; + this.hmacStrength = this.constructor.hmacStrength; + this.padLength = this.constructor.padLength / 8; + this.endian = 'big'; + + this._delta8 = this.blockSize / 8; + this._delta32 = this.blockSize / 32; +} +exports.BlockHash = BlockHash; + +BlockHash.prototype.update = function update(msg, enc) { + // Convert message to array, pad it, and join into 32bit blocks + msg = utils.toArray(msg, enc); + if (!this.pending) + this.pending = msg; + else + this.pending = this.pending.concat(msg); + this.pendingTotal += msg.length; + + // Enough data, try updating + if (this.pending.length >= this._delta8) { + msg = this.pending; + + // Process pending data in blocks + var r = msg.length % this._delta8; + this.pending = msg.slice(msg.length - r, msg.length); + if (this.pending.length === 0) + this.pending = null; + + msg = utils.join32(msg, 0, msg.length - r, this.endian); + for (var i = 0; i < msg.length; i += this._delta32) + this._update(msg, i, i + this._delta32); + } + + return this; +}; + +BlockHash.prototype.digest = function digest(enc) { + this.update(this._pad()); + assert(this.pending === null); + + return this._digest(enc); +}; + +BlockHash.prototype._pad = function pad() { + var len = this.pendingTotal; + var bytes = this._delta8; + var k = bytes - ((len + this.padLength) % bytes); + var res = new Array(k + this.padLength); + res[0] = 0x80; + for (var i = 1; i < k; i++) + res[i] = 0; + + // Append length + len <<= 3; + if (this.endian === 'big') { + for (var t = 8; t < this.padLength; t++) + res[i++] = 0; + + res[i++] = 0; + res[i++] = 0; + res[i++] = 0; + res[i++] = 0; + res[i++] = (len >>> 24) & 0xff; + res[i++] = (len >>> 16) & 0xff; + res[i++] = (len >>> 8) & 0xff; + res[i++] = len & 0xff; + } else { + res[i++] = len & 0xff; + res[i++] = (len >>> 8) & 0xff; + res[i++] = (len >>> 16) & 0xff; + res[i++] = (len >>> 24) & 0xff; + res[i++] = 0; + res[i++] = 0; + res[i++] = 0; + res[i++] = 0; + + for (t = 8; t < this.padLength; t++) + res[i++] = 0; + } + + return res; +}; + +},{"./utils":45,"minimalistic-assert":48}],36:[function(require,module,exports){ +'use strict'; + +var utils = require('./utils'); +var assert = require('minimalistic-assert'); + +function Hmac(hash, key, enc) { + if (!(this instanceof Hmac)) + return new Hmac(hash, key, enc); + this.Hash = hash; + this.blockSize = hash.blockSize / 8; + this.outSize = hash.outSize / 8; + this.inner = null; + this.outer = null; + + this._init(utils.toArray(key, enc)); +} +module.exports = Hmac; + +Hmac.prototype._init = function init(key) { + // Shorten key, if needed + if (key.length > this.blockSize) + key = new this.Hash().update(key).digest(); + assert(key.length <= this.blockSize); + + // Add padding to key + for (var i = key.length; i < this.blockSize; i++) + key.push(0); + + for (i = 0; i < key.length; i++) + key[i] ^= 0x36; + this.inner = new this.Hash().update(key); + + // 0x36 ^ 0x5c = 0x6a + for (i = 0; i < key.length; i++) + key[i] ^= 0x6a; + this.outer = new this.Hash().update(key); +}; + +Hmac.prototype.update = function update(msg, enc) { + this.inner.update(msg, enc); + return this; +}; + +Hmac.prototype.digest = function digest(enc) { + this.outer.update(this.inner.digest()); + return this.outer.digest(enc); +}; + +},{"./utils":45,"minimalistic-assert":48}],37:[function(require,module,exports){ +'use strict'; + +var utils = require('./utils'); +var common = require('./common'); + +var rotl32 = utils.rotl32; +var sum32 = utils.sum32; +var sum32_3 = utils.sum32_3; +var sum32_4 = utils.sum32_4; +var BlockHash = common.BlockHash; + +function RIPEMD160() { + if (!(this instanceof RIPEMD160)) + return new RIPEMD160(); + + BlockHash.call(this); + + this.h = [ 0x67452301, 0xefcdab89, 0x98badcfe, 0x10325476, 0xc3d2e1f0 ]; + this.endian = 'little'; +} +utils.inherits(RIPEMD160, BlockHash); +exports.ripemd160 = RIPEMD160; + +RIPEMD160.blockSize = 512; +RIPEMD160.outSize = 160; +RIPEMD160.hmacStrength = 192; +RIPEMD160.padLength = 64; + +RIPEMD160.prototype._update = function update(msg, start) { + var A = this.h[0]; + var B = this.h[1]; + var C = this.h[2]; + var D = this.h[3]; + var E = this.h[4]; + var Ah = A; + var Bh = B; + var Ch = C; + var Dh = D; + var Eh = E; + for (var j = 0; j < 80; j++) { + var T = sum32( + rotl32( + sum32_4(A, f(j, B, C, D), msg[r[j] + start], K(j)), + s[j]), + E); + A = E; + E = D; + D = rotl32(C, 10); + C = B; + B = T; + T = sum32( + rotl32( + sum32_4(Ah, f(79 - j, Bh, Ch, Dh), msg[rh[j] + start], Kh(j)), + sh[j]), + Eh); + Ah = Eh; + Eh = Dh; + Dh = rotl32(Ch, 10); + Ch = Bh; + Bh = T; + } + T = sum32_3(this.h[1], C, Dh); + this.h[1] = sum32_3(this.h[2], D, Eh); + this.h[2] = sum32_3(this.h[3], E, Ah); + this.h[3] = sum32_3(this.h[4], A, Bh); + this.h[4] = sum32_3(this.h[0], B, Ch); + this.h[0] = T; +}; + +RIPEMD160.prototype._digest = function digest(enc) { + if (enc === 'hex') + return utils.toHex32(this.h, 'little'); + else + return utils.split32(this.h, 'little'); +}; + +function f(j, x, y, z) { + if (j <= 15) + return x ^ y ^ z; + else if (j <= 31) + return (x & y) | ((~x) & z); + else if (j <= 47) + return (x | (~y)) ^ z; + else if (j <= 63) + return (x & z) | (y & (~z)); + else + return x ^ (y | (~z)); +} + +function K(j) { + if (j <= 15) + return 0x00000000; + else if (j <= 31) + return 0x5a827999; + else if (j <= 47) + return 0x6ed9eba1; + else if (j <= 63) + return 0x8f1bbcdc; + else + return 0xa953fd4e; +} + +function Kh(j) { + if (j <= 15) + return 0x50a28be6; + else if (j <= 31) + return 0x5c4dd124; + else if (j <= 47) + return 0x6d703ef3; + else if (j <= 63) + return 0x7a6d76e9; + else + return 0x00000000; +} + +var r = [ + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, + 7, 4, 13, 1, 10, 6, 15, 3, 12, 0, 9, 5, 2, 14, 11, 8, + 3, 10, 14, 4, 9, 15, 8, 1, 2, 7, 0, 6, 13, 11, 5, 12, + 1, 9, 11, 10, 0, 8, 12, 4, 13, 3, 7, 15, 14, 5, 6, 2, + 4, 0, 5, 9, 7, 12, 2, 10, 14, 1, 3, 8, 11, 6, 15, 13 +]; + +var rh = [ + 5, 14, 7, 0, 9, 2, 11, 4, 13, 6, 15, 8, 1, 10, 3, 12, + 6, 11, 3, 7, 0, 13, 5, 10, 14, 15, 8, 12, 4, 9, 1, 2, + 15, 5, 1, 3, 7, 14, 6, 9, 11, 8, 12, 2, 10, 0, 4, 13, + 8, 6, 4, 1, 3, 11, 15, 0, 5, 12, 2, 13, 9, 7, 10, 14, + 12, 15, 10, 4, 1, 5, 8, 7, 6, 2, 13, 14, 0, 3, 9, 11 +]; + +var s = [ + 11, 14, 15, 12, 5, 8, 7, 9, 11, 13, 14, 15, 6, 7, 9, 8, + 7, 6, 8, 13, 11, 9, 7, 15, 7, 12, 15, 9, 11, 7, 13, 12, + 11, 13, 6, 7, 14, 9, 13, 15, 14, 8, 13, 6, 5, 12, 7, 5, + 11, 12, 14, 15, 14, 15, 9, 8, 9, 14, 5, 6, 8, 6, 5, 12, + 9, 15, 5, 11, 6, 8, 13, 12, 5, 12, 13, 14, 11, 8, 5, 6 +]; + +var sh = [ + 8, 9, 9, 11, 13, 15, 15, 5, 7, 7, 8, 11, 14, 14, 12, 6, + 9, 13, 15, 7, 12, 8, 9, 11, 7, 7, 12, 7, 6, 15, 13, 11, + 9, 7, 15, 11, 8, 6, 6, 14, 12, 13, 5, 14, 13, 13, 7, 5, + 15, 5, 8, 11, 14, 14, 6, 14, 6, 9, 12, 9, 12, 5, 15, 8, + 8, 5, 12, 9, 12, 5, 14, 6, 8, 13, 6, 5, 15, 13, 11, 11 +]; + +},{"./common":35,"./utils":45}],38:[function(require,module,exports){ +'use strict'; + +exports.sha1 = require('./sha/1'); +exports.sha224 = require('./sha/224'); +exports.sha256 = require('./sha/256'); +exports.sha384 = require('./sha/384'); +exports.sha512 = require('./sha/512'); + +},{"./sha/1":39,"./sha/224":40,"./sha/256":41,"./sha/384":42,"./sha/512":43}],39:[function(require,module,exports){ +'use strict'; + +var utils = require('../utils'); +var common = require('../common'); +var shaCommon = require('./common'); + +var rotl32 = utils.rotl32; +var sum32 = utils.sum32; +var sum32_5 = utils.sum32_5; +var ft_1 = shaCommon.ft_1; +var BlockHash = common.BlockHash; + +var sha1_K = [ + 0x5A827999, 0x6ED9EBA1, + 0x8F1BBCDC, 0xCA62C1D6 +]; + +function SHA1() { + if (!(this instanceof SHA1)) + return new SHA1(); + + BlockHash.call(this); + this.h = [ + 0x67452301, 0xefcdab89, 0x98badcfe, + 0x10325476, 0xc3d2e1f0 ]; + this.W = new Array(80); +} + +utils.inherits(SHA1, BlockHash); +module.exports = SHA1; + +SHA1.blockSize = 512; +SHA1.outSize = 160; +SHA1.hmacStrength = 80; +SHA1.padLength = 64; + +SHA1.prototype._update = function _update(msg, start) { + var W = this.W; + + for (var i = 0; i < 16; i++) + W[i] = msg[start + i]; + + for(; i < W.length; i++) + W[i] = rotl32(W[i - 3] ^ W[i - 8] ^ W[i - 14] ^ W[i - 16], 1); + + var a = this.h[0]; + var b = this.h[1]; + var c = this.h[2]; + var d = this.h[3]; + var e = this.h[4]; + + for (i = 0; i < W.length; i++) { + var s = ~~(i / 20); + var t = sum32_5(rotl32(a, 5), ft_1(s, b, c, d), e, W[i], sha1_K[s]); + e = d; + d = c; + c = rotl32(b, 30); + b = a; + a = t; + } + + this.h[0] = sum32(this.h[0], a); + this.h[1] = sum32(this.h[1], b); + this.h[2] = sum32(this.h[2], c); + this.h[3] = sum32(this.h[3], d); + this.h[4] = sum32(this.h[4], e); +}; + +SHA1.prototype._digest = function digest(enc) { + if (enc === 'hex') + return utils.toHex32(this.h, 'big'); + else + return utils.split32(this.h, 'big'); +}; + +},{"../common":35,"../utils":45,"./common":44}],40:[function(require,module,exports){ +'use strict'; + +var utils = require('../utils'); +var SHA256 = require('./256'); + +function SHA224() { + if (!(this instanceof SHA224)) + return new SHA224(); + + SHA256.call(this); + this.h = [ + 0xc1059ed8, 0x367cd507, 0x3070dd17, 0xf70e5939, + 0xffc00b31, 0x68581511, 0x64f98fa7, 0xbefa4fa4 ]; +} +utils.inherits(SHA224, SHA256); +module.exports = SHA224; + +SHA224.blockSize = 512; +SHA224.outSize = 224; +SHA224.hmacStrength = 192; +SHA224.padLength = 64; + +SHA224.prototype._digest = function digest(enc) { + // Just truncate output + if (enc === 'hex') + return utils.toHex32(this.h.slice(0, 7), 'big'); + else + return utils.split32(this.h.slice(0, 7), 'big'); +}; + + +},{"../utils":45,"./256":41}],41:[function(require,module,exports){ +'use strict'; + +var utils = require('../utils'); +var common = require('../common'); +var shaCommon = require('./common'); +var assert = require('minimalistic-assert'); + +var sum32 = utils.sum32; +var sum32_4 = utils.sum32_4; +var sum32_5 = utils.sum32_5; +var ch32 = shaCommon.ch32; +var maj32 = shaCommon.maj32; +var s0_256 = shaCommon.s0_256; +var s1_256 = shaCommon.s1_256; +var g0_256 = shaCommon.g0_256; +var g1_256 = shaCommon.g1_256; + +var BlockHash = common.BlockHash; + +var sha256_K = [ + 0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5, + 0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5, + 0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3, + 0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174, + 0xe49b69c1, 0xefbe4786, 0x0fc19dc6, 0x240ca1cc, + 0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da, + 0x983e5152, 0xa831c66d, 0xb00327c8, 0xbf597fc7, + 0xc6e00bf3, 0xd5a79147, 0x06ca6351, 0x14292967, + 0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, 0x53380d13, + 0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85, + 0xa2bfe8a1, 0xa81a664b, 0xc24b8b70, 0xc76c51a3, + 0xd192e819, 0xd6990624, 0xf40e3585, 0x106aa070, + 0x19a4c116, 0x1e376c08, 0x2748774c, 0x34b0bcb5, + 0x391c0cb3, 0x4ed8aa4a, 0x5b9cca4f, 0x682e6ff3, + 0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208, + 0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2 +]; + +function SHA256() { + if (!(this instanceof SHA256)) + return new SHA256(); + + BlockHash.call(this); + this.h = [ + 0x6a09e667, 0xbb67ae85, 0x3c6ef372, 0xa54ff53a, + 0x510e527f, 0x9b05688c, 0x1f83d9ab, 0x5be0cd19 + ]; + this.k = sha256_K; + this.W = new Array(64); +} +utils.inherits(SHA256, BlockHash); +module.exports = SHA256; + +SHA256.blockSize = 512; +SHA256.outSize = 256; +SHA256.hmacStrength = 192; +SHA256.padLength = 64; + +SHA256.prototype._update = function _update(msg, start) { + var W = this.W; + + for (var i = 0; i < 16; i++) + W[i] = msg[start + i]; + for (; i < W.length; i++) + W[i] = sum32_4(g1_256(W[i - 2]), W[i - 7], g0_256(W[i - 15]), W[i - 16]); + + var a = this.h[0]; + var b = this.h[1]; + var c = this.h[2]; + var d = this.h[3]; + var e = this.h[4]; + var f = this.h[5]; + var g = this.h[6]; + var h = this.h[7]; + + assert(this.k.length === W.length); + for (i = 0; i < W.length; i++) { + var T1 = sum32_5(h, s1_256(e), ch32(e, f, g), this.k[i], W[i]); + var T2 = sum32(s0_256(a), maj32(a, b, c)); + h = g; + g = f; + f = e; + e = sum32(d, T1); + d = c; + c = b; + b = a; + a = sum32(T1, T2); + } + + this.h[0] = sum32(this.h[0], a); + this.h[1] = sum32(this.h[1], b); + this.h[2] = sum32(this.h[2], c); + this.h[3] = sum32(this.h[3], d); + this.h[4] = sum32(this.h[4], e); + this.h[5] = sum32(this.h[5], f); + this.h[6] = sum32(this.h[6], g); + this.h[7] = sum32(this.h[7], h); +}; + +SHA256.prototype._digest = function digest(enc) { + if (enc === 'hex') + return utils.toHex32(this.h, 'big'); + else + return utils.split32(this.h, 'big'); +}; + +},{"../common":35,"../utils":45,"./common":44,"minimalistic-assert":48}],42:[function(require,module,exports){ +'use strict'; + +var utils = require('../utils'); + +var SHA512 = require('./512'); + +function SHA384() { + if (!(this instanceof SHA384)) + return new SHA384(); + + SHA512.call(this); + this.h = [ + 0xcbbb9d5d, 0xc1059ed8, + 0x629a292a, 0x367cd507, + 0x9159015a, 0x3070dd17, + 0x152fecd8, 0xf70e5939, + 0x67332667, 0xffc00b31, + 0x8eb44a87, 0x68581511, + 0xdb0c2e0d, 0x64f98fa7, + 0x47b5481d, 0xbefa4fa4 ]; +} +utils.inherits(SHA384, SHA512); +module.exports = SHA384; + +SHA384.blockSize = 1024; +SHA384.outSize = 384; +SHA384.hmacStrength = 192; +SHA384.padLength = 128; + +SHA384.prototype._digest = function digest(enc) { + if (enc === 'hex') + return utils.toHex32(this.h.slice(0, 12), 'big'); + else + return utils.split32(this.h.slice(0, 12), 'big'); +}; + +},{"../utils":45,"./512":43}],43:[function(require,module,exports){ +'use strict'; + +var utils = require('../utils'); +var common = require('../common'); +var assert = require('minimalistic-assert'); + +var rotr64_hi = utils.rotr64_hi; +var rotr64_lo = utils.rotr64_lo; +var shr64_hi = utils.shr64_hi; +var shr64_lo = utils.shr64_lo; +var sum64 = utils.sum64; +var sum64_hi = utils.sum64_hi; +var sum64_lo = utils.sum64_lo; +var sum64_4_hi = utils.sum64_4_hi; +var sum64_4_lo = utils.sum64_4_lo; +var sum64_5_hi = utils.sum64_5_hi; +var sum64_5_lo = utils.sum64_5_lo; + +var BlockHash = common.BlockHash; + +var sha512_K = [ + 0x428a2f98, 0xd728ae22, 0x71374491, 0x23ef65cd, + 0xb5c0fbcf, 0xec4d3b2f, 0xe9b5dba5, 0x8189dbbc, + 0x3956c25b, 0xf348b538, 0x59f111f1, 0xb605d019, + 0x923f82a4, 0xaf194f9b, 0xab1c5ed5, 0xda6d8118, + 0xd807aa98, 0xa3030242, 0x12835b01, 0x45706fbe, + 0x243185be, 0x4ee4b28c, 0x550c7dc3, 0xd5ffb4e2, + 0x72be5d74, 0xf27b896f, 0x80deb1fe, 0x3b1696b1, + 0x9bdc06a7, 0x25c71235, 0xc19bf174, 0xcf692694, + 0xe49b69c1, 0x9ef14ad2, 0xefbe4786, 0x384f25e3, + 0x0fc19dc6, 0x8b8cd5b5, 0x240ca1cc, 0x77ac9c65, + 0x2de92c6f, 0x592b0275, 0x4a7484aa, 0x6ea6e483, + 0x5cb0a9dc, 0xbd41fbd4, 0x76f988da, 0x831153b5, + 0x983e5152, 0xee66dfab, 0xa831c66d, 0x2db43210, + 0xb00327c8, 0x98fb213f, 0xbf597fc7, 0xbeef0ee4, + 0xc6e00bf3, 0x3da88fc2, 0xd5a79147, 0x930aa725, + 0x06ca6351, 0xe003826f, 0x14292967, 0x0a0e6e70, + 0x27b70a85, 0x46d22ffc, 0x2e1b2138, 0x5c26c926, + 0x4d2c6dfc, 0x5ac42aed, 0x53380d13, 0x9d95b3df, + 0x650a7354, 0x8baf63de, 0x766a0abb, 0x3c77b2a8, + 0x81c2c92e, 0x47edaee6, 0x92722c85, 0x1482353b, + 0xa2bfe8a1, 0x4cf10364, 0xa81a664b, 0xbc423001, + 0xc24b8b70, 0xd0f89791, 0xc76c51a3, 0x0654be30, + 0xd192e819, 0xd6ef5218, 0xd6990624, 0x5565a910, + 0xf40e3585, 0x5771202a, 0x106aa070, 0x32bbd1b8, + 0x19a4c116, 0xb8d2d0c8, 0x1e376c08, 0x5141ab53, + 0x2748774c, 0xdf8eeb99, 0x34b0bcb5, 0xe19b48a8, + 0x391c0cb3, 0xc5c95a63, 0x4ed8aa4a, 0xe3418acb, + 0x5b9cca4f, 0x7763e373, 0x682e6ff3, 0xd6b2b8a3, + 0x748f82ee, 0x5defb2fc, 0x78a5636f, 0x43172f60, + 0x84c87814, 0xa1f0ab72, 0x8cc70208, 0x1a6439ec, + 0x90befffa, 0x23631e28, 0xa4506ceb, 0xde82bde9, + 0xbef9a3f7, 0xb2c67915, 0xc67178f2, 0xe372532b, + 0xca273ece, 0xea26619c, 0xd186b8c7, 0x21c0c207, + 0xeada7dd6, 0xcde0eb1e, 0xf57d4f7f, 0xee6ed178, + 0x06f067aa, 0x72176fba, 0x0a637dc5, 0xa2c898a6, + 0x113f9804, 0xbef90dae, 0x1b710b35, 0x131c471b, + 0x28db77f5, 0x23047d84, 0x32caab7b, 0x40c72493, + 0x3c9ebe0a, 0x15c9bebc, 0x431d67c4, 0x9c100d4c, + 0x4cc5d4be, 0xcb3e42b6, 0x597f299c, 0xfc657e2a, + 0x5fcb6fab, 0x3ad6faec, 0x6c44198c, 0x4a475817 +]; + +function SHA512() { + if (!(this instanceof SHA512)) + return new SHA512(); + + BlockHash.call(this); + this.h = [ + 0x6a09e667, 0xf3bcc908, + 0xbb67ae85, 0x84caa73b, + 0x3c6ef372, 0xfe94f82b, + 0xa54ff53a, 0x5f1d36f1, + 0x510e527f, 0xade682d1, + 0x9b05688c, 0x2b3e6c1f, + 0x1f83d9ab, 0xfb41bd6b, + 0x5be0cd19, 0x137e2179 ]; + this.k = sha512_K; + this.W = new Array(160); +} +utils.inherits(SHA512, BlockHash); +module.exports = SHA512; + +SHA512.blockSize = 1024; +SHA512.outSize = 512; +SHA512.hmacStrength = 192; +SHA512.padLength = 128; + +SHA512.prototype._prepareBlock = function _prepareBlock(msg, start) { + var W = this.W; + + // 32 x 32bit words + for (var i = 0; i < 32; i++) + W[i] = msg[start + i]; + for (; i < W.length; i += 2) { + var c0_hi = g1_512_hi(W[i - 4], W[i - 3]); // i - 2 + var c0_lo = g1_512_lo(W[i - 4], W[i - 3]); + var c1_hi = W[i - 14]; // i - 7 + var c1_lo = W[i - 13]; + var c2_hi = g0_512_hi(W[i - 30], W[i - 29]); // i - 15 + var c2_lo = g0_512_lo(W[i - 30], W[i - 29]); + var c3_hi = W[i - 32]; // i - 16 + var c3_lo = W[i - 31]; + + W[i] = sum64_4_hi( + c0_hi, c0_lo, + c1_hi, c1_lo, + c2_hi, c2_lo, + c3_hi, c3_lo); + W[i + 1] = sum64_4_lo( + c0_hi, c0_lo, + c1_hi, c1_lo, + c2_hi, c2_lo, + c3_hi, c3_lo); + } +}; + +SHA512.prototype._update = function _update(msg, start) { + this._prepareBlock(msg, start); + + var W = this.W; + + var ah = this.h[0]; + var al = this.h[1]; + var bh = this.h[2]; + var bl = this.h[3]; + var ch = this.h[4]; + var cl = this.h[5]; + var dh = this.h[6]; + var dl = this.h[7]; + var eh = this.h[8]; + var el = this.h[9]; + var fh = this.h[10]; + var fl = this.h[11]; + var gh = this.h[12]; + var gl = this.h[13]; + var hh = this.h[14]; + var hl = this.h[15]; + + assert(this.k.length === W.length); + for (var i = 0; i < W.length; i += 2) { + var c0_hi = hh; + var c0_lo = hl; + var c1_hi = s1_512_hi(eh, el); + var c1_lo = s1_512_lo(eh, el); + var c2_hi = ch64_hi(eh, el, fh, fl, gh, gl); + var c2_lo = ch64_lo(eh, el, fh, fl, gh, gl); + var c3_hi = this.k[i]; + var c3_lo = this.k[i + 1]; + var c4_hi = W[i]; + var c4_lo = W[i + 1]; + + var T1_hi = sum64_5_hi( + c0_hi, c0_lo, + c1_hi, c1_lo, + c2_hi, c2_lo, + c3_hi, c3_lo, + c4_hi, c4_lo); + var T1_lo = sum64_5_lo( + c0_hi, c0_lo, + c1_hi, c1_lo, + c2_hi, c2_lo, + c3_hi, c3_lo, + c4_hi, c4_lo); + + c0_hi = s0_512_hi(ah, al); + c0_lo = s0_512_lo(ah, al); + c1_hi = maj64_hi(ah, al, bh, bl, ch, cl); + c1_lo = maj64_lo(ah, al, bh, bl, ch, cl); + + var T2_hi = sum64_hi(c0_hi, c0_lo, c1_hi, c1_lo); + var T2_lo = sum64_lo(c0_hi, c0_lo, c1_hi, c1_lo); + + hh = gh; + hl = gl; + + gh = fh; + gl = fl; + + fh = eh; + fl = el; + + eh = sum64_hi(dh, dl, T1_hi, T1_lo); + el = sum64_lo(dl, dl, T1_hi, T1_lo); + + dh = ch; + dl = cl; + + ch = bh; + cl = bl; + + bh = ah; + bl = al; + + ah = sum64_hi(T1_hi, T1_lo, T2_hi, T2_lo); + al = sum64_lo(T1_hi, T1_lo, T2_hi, T2_lo); + } + + sum64(this.h, 0, ah, al); + sum64(this.h, 2, bh, bl); + sum64(this.h, 4, ch, cl); + sum64(this.h, 6, dh, dl); + sum64(this.h, 8, eh, el); + sum64(this.h, 10, fh, fl); + sum64(this.h, 12, gh, gl); + sum64(this.h, 14, hh, hl); +}; + +SHA512.prototype._digest = function digest(enc) { + if (enc === 'hex') + return utils.toHex32(this.h, 'big'); + else + return utils.split32(this.h, 'big'); +}; + +function ch64_hi(xh, xl, yh, yl, zh) { + var r = (xh & yh) ^ ((~xh) & zh); + if (r < 0) + r += 0x100000000; + return r; +} + +function ch64_lo(xh, xl, yh, yl, zh, zl) { + var r = (xl & yl) ^ ((~xl) & zl); + if (r < 0) + r += 0x100000000; + return r; +} + +function maj64_hi(xh, xl, yh, yl, zh) { + var r = (xh & yh) ^ (xh & zh) ^ (yh & zh); + if (r < 0) + r += 0x100000000; + return r; +} + +function maj64_lo(xh, xl, yh, yl, zh, zl) { + var r = (xl & yl) ^ (xl & zl) ^ (yl & zl); + if (r < 0) + r += 0x100000000; + return r; +} + +function s0_512_hi(xh, xl) { + var c0_hi = rotr64_hi(xh, xl, 28); + var c1_hi = rotr64_hi(xl, xh, 2); // 34 + var c2_hi = rotr64_hi(xl, xh, 7); // 39 + + var r = c0_hi ^ c1_hi ^ c2_hi; + if (r < 0) + r += 0x100000000; + return r; +} + +function s0_512_lo(xh, xl) { + var c0_lo = rotr64_lo(xh, xl, 28); + var c1_lo = rotr64_lo(xl, xh, 2); // 34 + var c2_lo = rotr64_lo(xl, xh, 7); // 39 + + var r = c0_lo ^ c1_lo ^ c2_lo; + if (r < 0) + r += 0x100000000; + return r; +} + +function s1_512_hi(xh, xl) { + var c0_hi = rotr64_hi(xh, xl, 14); + var c1_hi = rotr64_hi(xh, xl, 18); + var c2_hi = rotr64_hi(xl, xh, 9); // 41 + + var r = c0_hi ^ c1_hi ^ c2_hi; + if (r < 0) + r += 0x100000000; + return r; +} + +function s1_512_lo(xh, xl) { + var c0_lo = rotr64_lo(xh, xl, 14); + var c1_lo = rotr64_lo(xh, xl, 18); + var c2_lo = rotr64_lo(xl, xh, 9); // 41 + + var r = c0_lo ^ c1_lo ^ c2_lo; + if (r < 0) + r += 0x100000000; + return r; +} + +function g0_512_hi(xh, xl) { + var c0_hi = rotr64_hi(xh, xl, 1); + var c1_hi = rotr64_hi(xh, xl, 8); + var c2_hi = shr64_hi(xh, xl, 7); + + var r = c0_hi ^ c1_hi ^ c2_hi; + if (r < 0) + r += 0x100000000; + return r; +} + +function g0_512_lo(xh, xl) { + var c0_lo = rotr64_lo(xh, xl, 1); + var c1_lo = rotr64_lo(xh, xl, 8); + var c2_lo = shr64_lo(xh, xl, 7); + + var r = c0_lo ^ c1_lo ^ c2_lo; + if (r < 0) + r += 0x100000000; + return r; +} + +function g1_512_hi(xh, xl) { + var c0_hi = rotr64_hi(xh, xl, 19); + var c1_hi = rotr64_hi(xl, xh, 29); // 61 + var c2_hi = shr64_hi(xh, xl, 6); + + var r = c0_hi ^ c1_hi ^ c2_hi; + if (r < 0) + r += 0x100000000; + return r; +} + +function g1_512_lo(xh, xl) { + var c0_lo = rotr64_lo(xh, xl, 19); + var c1_lo = rotr64_lo(xl, xh, 29); // 61 + var c2_lo = shr64_lo(xh, xl, 6); + + var r = c0_lo ^ c1_lo ^ c2_lo; + if (r < 0) + r += 0x100000000; + return r; +} + +},{"../common":35,"../utils":45,"minimalistic-assert":48}],44:[function(require,module,exports){ +'use strict'; + +var utils = require('../utils'); +var rotr32 = utils.rotr32; + +function ft_1(s, x, y, z) { + if (s === 0) + return ch32(x, y, z); + if (s === 1 || s === 3) + return p32(x, y, z); + if (s === 2) + return maj32(x, y, z); +} +exports.ft_1 = ft_1; + +function ch32(x, y, z) { + return (x & y) ^ ((~x) & z); +} +exports.ch32 = ch32; + +function maj32(x, y, z) { + return (x & y) ^ (x & z) ^ (y & z); +} +exports.maj32 = maj32; + +function p32(x, y, z) { + return x ^ y ^ z; +} +exports.p32 = p32; + +function s0_256(x) { + return rotr32(x, 2) ^ rotr32(x, 13) ^ rotr32(x, 22); +} +exports.s0_256 = s0_256; + +function s1_256(x) { + return rotr32(x, 6) ^ rotr32(x, 11) ^ rotr32(x, 25); +} +exports.s1_256 = s1_256; + +function g0_256(x) { + return rotr32(x, 7) ^ rotr32(x, 18) ^ (x >>> 3); +} +exports.g0_256 = g0_256; + +function g1_256(x) { + return rotr32(x, 17) ^ rotr32(x, 19) ^ (x >>> 10); +} +exports.g1_256 = g1_256; + +},{"../utils":45}],45:[function(require,module,exports){ +'use strict'; + +var assert = require('minimalistic-assert'); +var inherits = require('inherits'); + +exports.inherits = inherits; + +function toArray(msg, enc) { + if (Array.isArray(msg)) + return msg.slice(); + if (!msg) + return []; + var res = []; + if (typeof msg === 'string') { + if (!enc) { + for (var i = 0; i < msg.length; i++) { + var c = msg.charCodeAt(i); + var hi = c >> 8; + var lo = c & 0xff; + if (hi) + res.push(hi, lo); + else + res.push(lo); + } + } else if (enc === 'hex') { + msg = msg.replace(/[^a-z0-9]+/ig, ''); + if (msg.length % 2 !== 0) + msg = '0' + msg; + for (i = 0; i < msg.length; i += 2) + res.push(parseInt(msg[i] + msg[i + 1], 16)); + } + } else { + for (i = 0; i < msg.length; i++) + res[i] = msg[i] | 0; + } + return res; +} +exports.toArray = toArray; + +function toHex(msg) { + var res = ''; + for (var i = 0; i < msg.length; i++) + res += zero2(msg[i].toString(16)); + return res; +} +exports.toHex = toHex; + +function htonl(w) { + var res = (w >>> 24) | + ((w >>> 8) & 0xff00) | + ((w << 8) & 0xff0000) | + ((w & 0xff) << 24); + return res >>> 0; +} +exports.htonl = htonl; + +function toHex32(msg, endian) { + var res = ''; + for (var i = 0; i < msg.length; i++) { + var w = msg[i]; + if (endian === 'little') + w = htonl(w); + res += zero8(w.toString(16)); + } + return res; +} +exports.toHex32 = toHex32; + +function zero2(word) { + if (word.length === 1) + return '0' + word; + else + return word; +} +exports.zero2 = zero2; + +function zero8(word) { + if (word.length === 7) + return '0' + word; + else if (word.length === 6) + return '00' + word; + else if (word.length === 5) + return '000' + word; + else if (word.length === 4) + return '0000' + word; + else if (word.length === 3) + return '00000' + word; + else if (word.length === 2) + return '000000' + word; + else if (word.length === 1) + return '0000000' + word; + else + return word; +} +exports.zero8 = zero8; + +function join32(msg, start, end, endian) { + var len = end - start; + assert(len % 4 === 0); + var res = new Array(len / 4); + for (var i = 0, k = start; i < res.length; i++, k += 4) { + var w; + if (endian === 'big') + w = (msg[k] << 24) | (msg[k + 1] << 16) | (msg[k + 2] << 8) | msg[k + 3]; + else + w = (msg[k + 3] << 24) | (msg[k + 2] << 16) | (msg[k + 1] << 8) | msg[k]; + res[i] = w >>> 0; + } + return res; +} +exports.join32 = join32; + +function split32(msg, endian) { + var res = new Array(msg.length * 4); + for (var i = 0, k = 0; i < msg.length; i++, k += 4) { + var m = msg[i]; + if (endian === 'big') { + res[k] = m >>> 24; + res[k + 1] = (m >>> 16) & 0xff; + res[k + 2] = (m >>> 8) & 0xff; + res[k + 3] = m & 0xff; + } else { + res[k + 3] = m >>> 24; + res[k + 2] = (m >>> 16) & 0xff; + res[k + 1] = (m >>> 8) & 0xff; + res[k] = m & 0xff; + } + } + return res; +} +exports.split32 = split32; + +function rotr32(w, b) { + return (w >>> b) | (w << (32 - b)); +} +exports.rotr32 = rotr32; + +function rotl32(w, b) { + return (w << b) | (w >>> (32 - b)); +} +exports.rotl32 = rotl32; + +function sum32(a, b) { + return (a + b) >>> 0; +} +exports.sum32 = sum32; + +function sum32_3(a, b, c) { + return (a + b + c) >>> 0; +} +exports.sum32_3 = sum32_3; + +function sum32_4(a, b, c, d) { + return (a + b + c + d) >>> 0; +} +exports.sum32_4 = sum32_4; + +function sum32_5(a, b, c, d, e) { + return (a + b + c + d + e) >>> 0; +} +exports.sum32_5 = sum32_5; + +function sum64(buf, pos, ah, al) { + var bh = buf[pos]; + var bl = buf[pos + 1]; + + var lo = (al + bl) >>> 0; + var hi = (lo < al ? 1 : 0) + ah + bh; + buf[pos] = hi >>> 0; + buf[pos + 1] = lo; +} +exports.sum64 = sum64; + +function sum64_hi(ah, al, bh, bl) { + var lo = (al + bl) >>> 0; + var hi = (lo < al ? 1 : 0) + ah + bh; + return hi >>> 0; +} +exports.sum64_hi = sum64_hi; + +function sum64_lo(ah, al, bh, bl) { + var lo = al + bl; + return lo >>> 0; +} +exports.sum64_lo = sum64_lo; + +function sum64_4_hi(ah, al, bh, bl, ch, cl, dh, dl) { + var carry = 0; + var lo = al; + lo = (lo + bl) >>> 0; + carry += lo < al ? 1 : 0; + lo = (lo + cl) >>> 0; + carry += lo < cl ? 1 : 0; + lo = (lo + dl) >>> 0; + carry += lo < dl ? 1 : 0; + + var hi = ah + bh + ch + dh + carry; + return hi >>> 0; +} +exports.sum64_4_hi = sum64_4_hi; + +function sum64_4_lo(ah, al, bh, bl, ch, cl, dh, dl) { + var lo = al + bl + cl + dl; + return lo >>> 0; +} +exports.sum64_4_lo = sum64_4_lo; + +function sum64_5_hi(ah, al, bh, bl, ch, cl, dh, dl, eh, el) { + var carry = 0; + var lo = al; + lo = (lo + bl) >>> 0; + carry += lo < al ? 1 : 0; + lo = (lo + cl) >>> 0; + carry += lo < cl ? 1 : 0; + lo = (lo + dl) >>> 0; + carry += lo < dl ? 1 : 0; + lo = (lo + el) >>> 0; + carry += lo < el ? 1 : 0; + + var hi = ah + bh + ch + dh + eh + carry; + return hi >>> 0; +} +exports.sum64_5_hi = sum64_5_hi; + +function sum64_5_lo(ah, al, bh, bl, ch, cl, dh, dl, eh, el) { + var lo = al + bl + cl + dl + el; + + return lo >>> 0; +} +exports.sum64_5_lo = sum64_5_lo; + +function rotr64_hi(ah, al, num) { + var r = (al << (32 - num)) | (ah >>> num); + return r >>> 0; +} +exports.rotr64_hi = rotr64_hi; + +function rotr64_lo(ah, al, num) { + var r = (ah << (32 - num)) | (al >>> num); + return r >>> 0; +} +exports.rotr64_lo = rotr64_lo; + +function shr64_hi(ah, al, num) { + return ah >>> num; +} +exports.shr64_hi = shr64_hi; + +function shr64_lo(ah, al, num) { + var r = (ah << (32 - num)) | (al >>> num); + return r >>> 0; +} +exports.shr64_lo = shr64_lo; + +},{"inherits":47,"minimalistic-assert":48}],46:[function(require,module,exports){ +'use strict'; + +var hash = require('hash.js'); +var utils = require('minimalistic-crypto-utils'); +var assert = require('minimalistic-assert'); + +function HmacDRBG(options) { + if (!(this instanceof HmacDRBG)) + return new HmacDRBG(options); + this.hash = options.hash; + this.predResist = !!options.predResist; + + this.outLen = this.hash.outSize; + this.minEntropy = options.minEntropy || this.hash.hmacStrength; + + this._reseed = null; + this.reseedInterval = null; + this.K = null; + this.V = null; + + var entropy = utils.toArray(options.entropy, options.entropyEnc || 'hex'); + var nonce = utils.toArray(options.nonce, options.nonceEnc || 'hex'); + var pers = utils.toArray(options.pers, options.persEnc || 'hex'); + assert(entropy.length >= (this.minEntropy / 8), + 'Not enough entropy. Minimum is: ' + this.minEntropy + ' bits'); + this._init(entropy, nonce, pers); +} +module.exports = HmacDRBG; + +HmacDRBG.prototype._init = function init(entropy, nonce, pers) { + var seed = entropy.concat(nonce).concat(pers); + + this.K = new Array(this.outLen / 8); + this.V = new Array(this.outLen / 8); + for (var i = 0; i < this.V.length; i++) { + this.K[i] = 0x00; + this.V[i] = 0x01; + } + + this._update(seed); + this._reseed = 1; + this.reseedInterval = 0x1000000000000; // 2^48 +}; + +HmacDRBG.prototype._hmac = function hmac() { + return new hash.hmac(this.hash, this.K); +}; + +HmacDRBG.prototype._update = function update(seed) { + var kmac = this._hmac() + .update(this.V) + .update([ 0x00 ]); + if (seed) + kmac = kmac.update(seed); + this.K = kmac.digest(); + this.V = this._hmac().update(this.V).digest(); + if (!seed) + return; + + this.K = this._hmac() + .update(this.V) + .update([ 0x01 ]) + .update(seed) + .digest(); + this.V = this._hmac().update(this.V).digest(); +}; + +HmacDRBG.prototype.reseed = function reseed(entropy, entropyEnc, add, addEnc) { + // Optional entropy enc + if (typeof entropyEnc !== 'string') { + addEnc = add; + add = entropyEnc; + entropyEnc = null; + } + + entropy = utils.toArray(entropy, entropyEnc); + add = utils.toArray(add, addEnc); + + assert(entropy.length >= (this.minEntropy / 8), + 'Not enough entropy. Minimum is: ' + this.minEntropy + ' bits'); + + this._update(entropy.concat(add || [])); + this._reseed = 1; +}; + +HmacDRBG.prototype.generate = function generate(len, enc, add, addEnc) { + if (this._reseed > this.reseedInterval) + throw new Error('Reseed is required'); + + // Optional encoding + if (typeof enc !== 'string') { + addEnc = add; + add = enc; + enc = null; + } + + // Optional additional data + if (add) { + add = utils.toArray(add, addEnc || 'hex'); + this._update(add); + } + + var temp = []; + while (temp.length < len) { + this.V = this._hmac().update(this.V).digest(); + temp = temp.concat(this.V); + } + + var res = temp.slice(0, len); + this._update(add); + this._reseed++; + return utils.encode(res, enc); +}; + +},{"hash.js":34,"minimalistic-assert":48,"minimalistic-crypto-utils":49}],47:[function(require,module,exports){ +if (typeof Object.create === 'function') { + // implementation from standard node.js 'util' module + module.exports = function inherits(ctor, superCtor) { + ctor.super_ = superCtor + ctor.prototype = Object.create(superCtor.prototype, { + constructor: { + value: ctor, + enumerable: false, + writable: true, + configurable: true + } + }); + }; +} else { + // old school shim for old browsers + module.exports = function inherits(ctor, superCtor) { + ctor.super_ = superCtor + var TempCtor = function () {} + TempCtor.prototype = superCtor.prototype + ctor.prototype = new TempCtor() + ctor.prototype.constructor = ctor + } +} + +},{}],48:[function(require,module,exports){ +module.exports = assert; + +function assert(val, msg) { + if (!val) + throw new Error(msg || 'Assertion failed'); +} + +assert.equal = function assertEqual(l, r, msg) { + if (l != r) + throw new Error(msg || ('Assertion failed: ' + l + ' != ' + r)); +}; + +},{}],49:[function(require,module,exports){ +'use strict'; + +var utils = exports; + +function toArray(msg, enc) { + if (Array.isArray(msg)) + return msg.slice(); + if (!msg) + return []; + var res = []; + if (typeof msg !== 'string') { + for (var i = 0; i < msg.length; i++) + res[i] = msg[i] | 0; + return res; + } + if (enc === 'hex') { + msg = msg.replace(/[^a-z0-9]+/ig, ''); + if (msg.length % 2 !== 0) + msg = '0' + msg; + for (var i = 0; i < msg.length; i += 2) + res.push(parseInt(msg[i] + msg[i + 1], 16)); + } else { + for (var i = 0; i < msg.length; i++) { + var c = msg.charCodeAt(i); + var hi = c >> 8; + var lo = c & 0xff; + if (hi) + res.push(hi, lo); + else + res.push(lo); + } + } + return res; +} +utils.toArray = toArray; + +function zero2(word) { + if (word.length === 1) + return '0' + word; + else + return word; +} +utils.zero2 = zero2; + +function toHex(msg) { + var res = ''; + for (var i = 0; i < msg.length; i++) + res += zero2(msg[i].toString(16)); + return res; +} +utils.toHex = toHex; + +utils.encode = function encode(arr, enc) { + if (enc === 'hex') + return toHex(arr); + else + return arr; +}; + +},{}],50:[function(require,module,exports){ +// Top level file is just a mixin of submodules & constants +'use strict'; + +var assign = require('./lib/utils/common').assign; + +var deflate = require('./lib/deflate'); +var inflate = require('./lib/inflate'); +var constants = require('./lib/zlib/constants'); + +var pako = {}; + +assign(pako, deflate, inflate, constants); + +module.exports = pako; + +},{"./lib/deflate":51,"./lib/inflate":52,"./lib/utils/common":53,"./lib/zlib/constants":56}],51:[function(require,module,exports){ +'use strict'; + + +var zlib_deflate = require('./zlib/deflate'); +var utils = require('./utils/common'); +var strings = require('./utils/strings'); +var msg = require('./zlib/messages'); +var ZStream = require('./zlib/zstream'); + +var toString = Object.prototype.toString; + +/* Public constants ==========================================================*/ +/* ===========================================================================*/ + +var Z_NO_FLUSH = 0; +var Z_FINISH = 4; + +var Z_OK = 0; +var Z_STREAM_END = 1; +var Z_SYNC_FLUSH = 2; + +var Z_DEFAULT_COMPRESSION = -1; + +var Z_DEFAULT_STRATEGY = 0; + +var Z_DEFLATED = 8; + +/* ===========================================================================*/ + + +/** + * class Deflate + * + * Generic JS-style wrapper for zlib calls. If you don't need + * streaming behaviour - use more simple functions: [[deflate]], + * [[deflateRaw]] and [[gzip]]. + **/ + +/* internal + * Deflate.chunks -> Array + * + * Chunks of output data, if [[Deflate#onData]] not overridden. + **/ + +/** + * Deflate.result -> Uint8Array|Array + * + * Compressed result, generated by default [[Deflate#onData]] + * and [[Deflate#onEnd]] handlers. Filled after you push last chunk + * (call [[Deflate#push]] with `Z_FINISH` / `true` param) or if you + * push a chunk with explicit flush (call [[Deflate#push]] with + * `Z_SYNC_FLUSH` param). + **/ + +/** + * Deflate.err -> Number + * + * Error code after deflate finished. 0 (Z_OK) on success. + * You will not need it in real life, because deflate errors + * are possible only on wrong options or bad `onData` / `onEnd` + * custom handlers. + **/ + +/** + * Deflate.msg -> String + * + * Error message, if [[Deflate.err]] != 0 + **/ + + +/** + * new Deflate(options) + * - options (Object): zlib deflate options. + * + * Creates new deflator instance with specified params. Throws exception + * on bad params. Supported options: + * + * - `level` + * - `windowBits` + * - `memLevel` + * - `strategy` + * - `dictionary` + * + * [http://zlib.net/manual.html#Advanced](http://zlib.net/manual.html#Advanced) + * for more information on these. + * + * Additional options, for internal needs: + * + * - `chunkSize` - size of generated data chunks (16K by default) + * - `raw` (Boolean) - do raw deflate + * - `gzip` (Boolean) - create gzip wrapper + * - `to` (String) - if equal to 'string', then result will be "binary string" + * (each char code [0..255]) + * - `header` (Object) - custom header for gzip + * - `text` (Boolean) - true if compressed data believed to be text + * - `time` (Number) - modification time, unix timestamp + * - `os` (Number) - operation system code + * - `extra` (Array) - array of bytes with extra data (max 65536) + * - `name` (String) - file name (binary string) + * - `comment` (String) - comment (binary string) + * - `hcrc` (Boolean) - true if header crc should be added + * + * ##### Example: + * + * ```javascript + * var pako = require('pako') + * , chunk1 = Uint8Array([1,2,3,4,5,6,7,8,9]) + * , chunk2 = Uint8Array([10,11,12,13,14,15,16,17,18,19]); + * + * var deflate = new pako.Deflate({ level: 3}); + * + * deflate.push(chunk1, false); + * deflate.push(chunk2, true); // true -> last chunk + * + * if (deflate.err) { throw new Error(deflate.err); } + * + * console.log(deflate.result); + * ``` + **/ +function Deflate(options) { + if (!(this instanceof Deflate)) return new Deflate(options); + + this.options = utils.assign({ + level: Z_DEFAULT_COMPRESSION, + method: Z_DEFLATED, + chunkSize: 16384, + windowBits: 15, + memLevel: 8, + strategy: Z_DEFAULT_STRATEGY, + to: '' + }, options || {}); + + var opt = this.options; + + if (opt.raw && (opt.windowBits > 0)) { + opt.windowBits = -opt.windowBits; + } + + else if (opt.gzip && (opt.windowBits > 0) && (opt.windowBits < 16)) { + opt.windowBits += 16; + } + + this.err = 0; // error code, if happens (0 = Z_OK) + this.msg = ''; // error message + this.ended = false; // used to avoid multiple onEnd() calls + this.chunks = []; // chunks of compressed data + + this.strm = new ZStream(); + this.strm.avail_out = 0; + + var status = zlib_deflate.deflateInit2( + this.strm, + opt.level, + opt.method, + opt.windowBits, + opt.memLevel, + opt.strategy + ); + + if (status !== Z_OK) { + throw new Error(msg[status]); + } + + if (opt.header) { + zlib_deflate.deflateSetHeader(this.strm, opt.header); + } + + if (opt.dictionary) { + var dict; + // Convert data if needed + if (typeof opt.dictionary === 'string') { + // If we need to compress text, change encoding to utf8. + dict = strings.string2buf(opt.dictionary); + } else if (toString.call(opt.dictionary) === '[object ArrayBuffer]') { + dict = new Uint8Array(opt.dictionary); + } else { + dict = opt.dictionary; + } + + status = zlib_deflate.deflateSetDictionary(this.strm, dict); + + if (status !== Z_OK) { + throw new Error(msg[status]); + } + + this._dict_set = true; + } +} + +/** + * Deflate#push(data[, mode]) -> Boolean + * - data (Uint8Array|Array|ArrayBuffer|String): input data. Strings will be + * converted to utf8 byte sequence. + * - mode (Number|Boolean): 0..6 for corresponding Z_NO_FLUSH..Z_TREE modes. + * See constants. Skipped or `false` means Z_NO_FLUSH, `true` means Z_FINISH. + * + * Sends input data to deflate pipe, generating [[Deflate#onData]] calls with + * new compressed chunks. Returns `true` on success. The last data block must have + * mode Z_FINISH (or `true`). That will flush internal pending buffers and call + * [[Deflate#onEnd]]. For interim explicit flushes (without ending the stream) you + * can use mode Z_SYNC_FLUSH, keeping the compression context. + * + * On fail call [[Deflate#onEnd]] with error code and return false. + * + * We strongly recommend to use `Uint8Array` on input for best speed (output + * array format is detected automatically). Also, don't skip last param and always + * use the same type in your code (boolean or number). That will improve JS speed. + * + * For regular `Array`-s make sure all elements are [0..255]. + * + * ##### Example + * + * ```javascript + * push(chunk, false); // push one of data chunks + * ... + * push(chunk, true); // push last chunk + * ``` + **/ +Deflate.prototype.push = function (data, mode) { + var strm = this.strm; + var chunkSize = this.options.chunkSize; + var status, _mode; + + if (this.ended) { return false; } + + _mode = (mode === ~~mode) ? mode : ((mode === true) ? Z_FINISH : Z_NO_FLUSH); + + // Convert data if needed + if (typeof data === 'string') { + // If we need to compress text, change encoding to utf8. + strm.input = strings.string2buf(data); + } else if (toString.call(data) === '[object ArrayBuffer]') { + strm.input = new Uint8Array(data); + } else { + strm.input = data; + } + + strm.next_in = 0; + strm.avail_in = strm.input.length; + + do { + if (strm.avail_out === 0) { + strm.output = new utils.Buf8(chunkSize); + strm.next_out = 0; + strm.avail_out = chunkSize; + } + status = zlib_deflate.deflate(strm, _mode); /* no bad return value */ + + if (status !== Z_STREAM_END && status !== Z_OK) { + this.onEnd(status); + this.ended = true; + return false; + } + if (strm.avail_out === 0 || (strm.avail_in === 0 && (_mode === Z_FINISH || _mode === Z_SYNC_FLUSH))) { + if (this.options.to === 'string') { + this.onData(strings.buf2binstring(utils.shrinkBuf(strm.output, strm.next_out))); + } else { + this.onData(utils.shrinkBuf(strm.output, strm.next_out)); + } + } + } while ((strm.avail_in > 0 || strm.avail_out === 0) && status !== Z_STREAM_END); + + // Finalize on the last chunk. + if (_mode === Z_FINISH) { + status = zlib_deflate.deflateEnd(this.strm); + this.onEnd(status); + this.ended = true; + return status === Z_OK; + } + + // callback interim results if Z_SYNC_FLUSH. + if (_mode === Z_SYNC_FLUSH) { + this.onEnd(Z_OK); + strm.avail_out = 0; + return true; + } + + return true; +}; + + +/** + * Deflate#onData(chunk) -> Void + * - chunk (Uint8Array|Array|String): output data. Type of array depends + * on js engine support. When string output requested, each chunk + * will be string. + * + * By default, stores data blocks in `chunks[]` property and glue + * those in `onEnd`. Override this handler, if you need another behaviour. + **/ +Deflate.prototype.onData = function (chunk) { + this.chunks.push(chunk); +}; + + +/** + * Deflate#onEnd(status) -> Void + * - status (Number): deflate status. 0 (Z_OK) on success, + * other if not. + * + * Called once after you tell deflate that the input stream is + * complete (Z_FINISH) or should be flushed (Z_SYNC_FLUSH) + * or if an error happened. By default - join collected chunks, + * free memory and fill `results` / `err` properties. + **/ +Deflate.prototype.onEnd = function (status) { + // On success - join + if (status === Z_OK) { + if (this.options.to === 'string') { + this.result = this.chunks.join(''); + } else { + this.result = utils.flattenChunks(this.chunks); + } + } + this.chunks = []; + this.err = status; + this.msg = this.strm.msg; +}; + + +/** + * deflate(data[, options]) -> Uint8Array|Array|String + * - data (Uint8Array|Array|String): input data to compress. + * - options (Object): zlib deflate options. + * + * Compress `data` with deflate algorithm and `options`. + * + * Supported options are: + * + * - level + * - windowBits + * - memLevel + * - strategy + * - dictionary + * + * [http://zlib.net/manual.html#Advanced](http://zlib.net/manual.html#Advanced) + * for more information on these. + * + * Sugar (options): + * + * - `raw` (Boolean) - say that we work with raw stream, if you don't wish to specify + * negative windowBits implicitly. + * - `to` (String) - if equal to 'string', then result will be "binary string" + * (each char code [0..255]) + * + * ##### Example: + * + * ```javascript + * var pako = require('pako') + * , data = Uint8Array([1,2,3,4,5,6,7,8,9]); + * + * console.log(pako.deflate(data)); + * ``` + **/ +function deflate(input, options) { + var deflator = new Deflate(options); + + deflator.push(input, true); + + // That will never happens, if you don't cheat with options :) + if (deflator.err) { throw deflator.msg || msg[deflator.err]; } + + return deflator.result; +} + + +/** + * deflateRaw(data[, options]) -> Uint8Array|Array|String + * - data (Uint8Array|Array|String): input data to compress. + * - options (Object): zlib deflate options. + * + * The same as [[deflate]], but creates raw data, without wrapper + * (header and adler32 crc). + **/ +function deflateRaw(input, options) { + options = options || {}; + options.raw = true; + return deflate(input, options); +} + + +/** + * gzip(data[, options]) -> Uint8Array|Array|String + * - data (Uint8Array|Array|String): input data to compress. + * - options (Object): zlib deflate options. + * + * The same as [[deflate]], but create gzip wrapper instead of + * deflate one. + **/ +function gzip(input, options) { + options = options || {}; + options.gzip = true; + return deflate(input, options); +} + + +exports.Deflate = Deflate; +exports.deflate = deflate; +exports.deflateRaw = deflateRaw; +exports.gzip = gzip; + +},{"./utils/common":53,"./utils/strings":54,"./zlib/deflate":58,"./zlib/messages":63,"./zlib/zstream":65}],52:[function(require,module,exports){ +'use strict'; + + +var zlib_inflate = require('./zlib/inflate'); +var utils = require('./utils/common'); +var strings = require('./utils/strings'); +var c = require('./zlib/constants'); +var msg = require('./zlib/messages'); +var ZStream = require('./zlib/zstream'); +var GZheader = require('./zlib/gzheader'); + +var toString = Object.prototype.toString; + +/** + * class Inflate + * + * Generic JS-style wrapper for zlib calls. If you don't need + * streaming behaviour - use more simple functions: [[inflate]] + * and [[inflateRaw]]. + **/ + +/* internal + * inflate.chunks -> Array + * + * Chunks of output data, if [[Inflate#onData]] not overridden. + **/ + +/** + * Inflate.result -> Uint8Array|Array|String + * + * Uncompressed result, generated by default [[Inflate#onData]] + * and [[Inflate#onEnd]] handlers. Filled after you push last chunk + * (call [[Inflate#push]] with `Z_FINISH` / `true` param) or if you + * push a chunk with explicit flush (call [[Inflate#push]] with + * `Z_SYNC_FLUSH` param). + **/ + +/** + * Inflate.err -> Number + * + * Error code after inflate finished. 0 (Z_OK) on success. + * Should be checked if broken data possible. + **/ + +/** + * Inflate.msg -> String + * + * Error message, if [[Inflate.err]] != 0 + **/ + + +/** + * new Inflate(options) + * - options (Object): zlib inflate options. + * + * Creates new inflator instance with specified params. Throws exception + * on bad params. Supported options: + * + * - `windowBits` + * - `dictionary` + * + * [http://zlib.net/manual.html#Advanced](http://zlib.net/manual.html#Advanced) + * for more information on these. + * + * Additional options, for internal needs: + * + * - `chunkSize` - size of generated data chunks (16K by default) + * - `raw` (Boolean) - do raw inflate + * - `to` (String) - if equal to 'string', then result will be converted + * from utf8 to utf16 (javascript) string. When string output requested, + * chunk length can differ from `chunkSize`, depending on content. + * + * By default, when no options set, autodetect deflate/gzip data format via + * wrapper header. + * + * ##### Example: + * + * ```javascript + * var pako = require('pako') + * , chunk1 = Uint8Array([1,2,3,4,5,6,7,8,9]) + * , chunk2 = Uint8Array([10,11,12,13,14,15,16,17,18,19]); + * + * var inflate = new pako.Inflate({ level: 3}); + * + * inflate.push(chunk1, false); + * inflate.push(chunk2, true); // true -> last chunk + * + * if (inflate.err) { throw new Error(inflate.err); } + * + * console.log(inflate.result); + * ``` + **/ +function Inflate(options) { + if (!(this instanceof Inflate)) return new Inflate(options); + + this.options = utils.assign({ + chunkSize: 16384, + windowBits: 0, + to: '' + }, options || {}); + + var opt = this.options; + + // Force window size for `raw` data, if not set directly, + // because we have no header for autodetect. + if (opt.raw && (opt.windowBits >= 0) && (opt.windowBits < 16)) { + opt.windowBits = -opt.windowBits; + if (opt.windowBits === 0) { opt.windowBits = -15; } + } + + // If `windowBits` not defined (and mode not raw) - set autodetect flag for gzip/deflate + if ((opt.windowBits >= 0) && (opt.windowBits < 16) && + !(options && options.windowBits)) { + opt.windowBits += 32; + } + + // Gzip header has no info about windows size, we can do autodetect only + // for deflate. So, if window size not set, force it to max when gzip possible + if ((opt.windowBits > 15) && (opt.windowBits < 48)) { + // bit 3 (16) -> gzipped data + // bit 4 (32) -> autodetect gzip/deflate + if ((opt.windowBits & 15) === 0) { + opt.windowBits |= 15; + } + } + + this.err = 0; // error code, if happens (0 = Z_OK) + this.msg = ''; // error message + this.ended = false; // used to avoid multiple onEnd() calls + this.chunks = []; // chunks of compressed data + + this.strm = new ZStream(); + this.strm.avail_out = 0; + + var status = zlib_inflate.inflateInit2( + this.strm, + opt.windowBits + ); + + if (status !== c.Z_OK) { + throw new Error(msg[status]); + } + + this.header = new GZheader(); + + zlib_inflate.inflateGetHeader(this.strm, this.header); +} + +/** + * Inflate#push(data[, mode]) -> Boolean + * - data (Uint8Array|Array|ArrayBuffer|String): input data + * - mode (Number|Boolean): 0..6 for corresponding Z_NO_FLUSH..Z_TREE modes. + * See constants. Skipped or `false` means Z_NO_FLUSH, `true` means Z_FINISH. + * + * Sends input data to inflate pipe, generating [[Inflate#onData]] calls with + * new output chunks. Returns `true` on success. The last data block must have + * mode Z_FINISH (or `true`). That will flush internal pending buffers and call + * [[Inflate#onEnd]]. For interim explicit flushes (without ending the stream) you + * can use mode Z_SYNC_FLUSH, keeping the decompression context. + * + * On fail call [[Inflate#onEnd]] with error code and return false. + * + * We strongly recommend to use `Uint8Array` on input for best speed (output + * format is detected automatically). Also, don't skip last param and always + * use the same type in your code (boolean or number). That will improve JS speed. + * + * For regular `Array`-s make sure all elements are [0..255]. + * + * ##### Example + * + * ```javascript + * push(chunk, false); // push one of data chunks + * ... + * push(chunk, true); // push last chunk + * ``` + **/ +Inflate.prototype.push = function (data, mode) { + var strm = this.strm; + var chunkSize = this.options.chunkSize; + var dictionary = this.options.dictionary; + var status, _mode; + var next_out_utf8, tail, utf8str; + var dict; + + // Flag to properly process Z_BUF_ERROR on testing inflate call + // when we check that all output data was flushed. + var allowBufError = false; + + if (this.ended) { return false; } + _mode = (mode === ~~mode) ? mode : ((mode === true) ? c.Z_FINISH : c.Z_NO_FLUSH); + + // Convert data if needed + if (typeof data === 'string') { + // Only binary strings can be decompressed on practice + strm.input = strings.binstring2buf(data); + } else if (toString.call(data) === '[object ArrayBuffer]') { + strm.input = new Uint8Array(data); + } else { + strm.input = data; + } + + strm.next_in = 0; + strm.avail_in = strm.input.length; + + do { + if (strm.avail_out === 0) { + strm.output = new utils.Buf8(chunkSize); + strm.next_out = 0; + strm.avail_out = chunkSize; + } + + status = zlib_inflate.inflate(strm, c.Z_NO_FLUSH); /* no bad return value */ + + if (status === c.Z_NEED_DICT && dictionary) { + // Convert data if needed + if (typeof dictionary === 'string') { + dict = strings.string2buf(dictionary); + } else if (toString.call(dictionary) === '[object ArrayBuffer]') { + dict = new Uint8Array(dictionary); + } else { + dict = dictionary; + } + + status = zlib_inflate.inflateSetDictionary(this.strm, dict); + + } + + if (status === c.Z_BUF_ERROR && allowBufError === true) { + status = c.Z_OK; + allowBufError = false; + } + + if (status !== c.Z_STREAM_END && status !== c.Z_OK) { + this.onEnd(status); + this.ended = true; + return false; + } + + if (strm.next_out) { + if (strm.avail_out === 0 || status === c.Z_STREAM_END || (strm.avail_in === 0 && (_mode === c.Z_FINISH || _mode === c.Z_SYNC_FLUSH))) { + + if (this.options.to === 'string') { + + next_out_utf8 = strings.utf8border(strm.output, strm.next_out); + + tail = strm.next_out - next_out_utf8; + utf8str = strings.buf2string(strm.output, next_out_utf8); + + // move tail + strm.next_out = tail; + strm.avail_out = chunkSize - tail; + if (tail) { utils.arraySet(strm.output, strm.output, next_out_utf8, tail, 0); } + + this.onData(utf8str); + + } else { + this.onData(utils.shrinkBuf(strm.output, strm.next_out)); + } + } + } + + // When no more input data, we should check that internal inflate buffers + // are flushed. The only way to do it when avail_out = 0 - run one more + // inflate pass. But if output data not exists, inflate return Z_BUF_ERROR. + // Here we set flag to process this error properly. + // + // NOTE. Deflate does not return error in this case and does not needs such + // logic. + if (strm.avail_in === 0 && strm.avail_out === 0) { + allowBufError = true; + } + + } while ((strm.avail_in > 0 || strm.avail_out === 0) && status !== c.Z_STREAM_END); + + if (status === c.Z_STREAM_END) { + _mode = c.Z_FINISH; + } + + // Finalize on the last chunk. + if (_mode === c.Z_FINISH) { + status = zlib_inflate.inflateEnd(this.strm); + this.onEnd(status); + this.ended = true; + return status === c.Z_OK; + } + + // callback interim results if Z_SYNC_FLUSH. + if (_mode === c.Z_SYNC_FLUSH) { + this.onEnd(c.Z_OK); + strm.avail_out = 0; + return true; + } + + return true; +}; + + +/** + * Inflate#onData(chunk) -> Void + * - chunk (Uint8Array|Array|String): output data. Type of array depends + * on js engine support. When string output requested, each chunk + * will be string. + * + * By default, stores data blocks in `chunks[]` property and glue + * those in `onEnd`. Override this handler, if you need another behaviour. + **/ +Inflate.prototype.onData = function (chunk) { + this.chunks.push(chunk); +}; + + +/** + * Inflate#onEnd(status) -> Void + * - status (Number): inflate status. 0 (Z_OK) on success, + * other if not. + * + * Called either after you tell inflate that the input stream is + * complete (Z_FINISH) or should be flushed (Z_SYNC_FLUSH) + * or if an error happened. By default - join collected chunks, + * free memory and fill `results` / `err` properties. + **/ +Inflate.prototype.onEnd = function (status) { + // On success - join + if (status === c.Z_OK) { + if (this.options.to === 'string') { + // Glue & convert here, until we teach pako to send + // utf8 aligned strings to onData + this.result = this.chunks.join(''); + } else { + this.result = utils.flattenChunks(this.chunks); + } + } + this.chunks = []; + this.err = status; + this.msg = this.strm.msg; +}; + + +/** + * inflate(data[, options]) -> Uint8Array|Array|String + * - data (Uint8Array|Array|String): input data to decompress. + * - options (Object): zlib inflate options. + * + * Decompress `data` with inflate/ungzip and `options`. Autodetect + * format via wrapper header by default. That's why we don't provide + * separate `ungzip` method. + * + * Supported options are: + * + * - windowBits + * + * [http://zlib.net/manual.html#Advanced](http://zlib.net/manual.html#Advanced) + * for more information. + * + * Sugar (options): + * + * - `raw` (Boolean) - say that we work with raw stream, if you don't wish to specify + * negative windowBits implicitly. + * - `to` (String) - if equal to 'string', then result will be converted + * from utf8 to utf16 (javascript) string. When string output requested, + * chunk length can differ from `chunkSize`, depending on content. + * + * + * ##### Example: + * + * ```javascript + * var pako = require('pako') + * , input = pako.deflate([1,2,3,4,5,6,7,8,9]) + * , output; + * + * try { + * output = pako.inflate(input); + * } catch (err) + * console.log(err); + * } + * ``` + **/ +function inflate(input, options) { + var inflator = new Inflate(options); + + inflator.push(input, true); + + // That will never happens, if you don't cheat with options :) + if (inflator.err) { throw inflator.msg || msg[inflator.err]; } + + return inflator.result; +} + + +/** + * inflateRaw(data[, options]) -> Uint8Array|Array|String + * - data (Uint8Array|Array|String): input data to decompress. + * - options (Object): zlib inflate options. + * + * The same as [[inflate]], but creates raw data, without wrapper + * (header and adler32 crc). + **/ +function inflateRaw(input, options) { + options = options || {}; + options.raw = true; + return inflate(input, options); +} + + +/** + * ungzip(data[, options]) -> Uint8Array|Array|String + * - data (Uint8Array|Array|String): input data to decompress. + * - options (Object): zlib inflate options. + * + * Just shortcut to [[inflate]], because it autodetects format + * by header.content. Done for convenience. + **/ + + +exports.Inflate = Inflate; +exports.inflate = inflate; +exports.inflateRaw = inflateRaw; +exports.ungzip = inflate; + +},{"./utils/common":53,"./utils/strings":54,"./zlib/constants":56,"./zlib/gzheader":59,"./zlib/inflate":61,"./zlib/messages":63,"./zlib/zstream":65}],53:[function(require,module,exports){ +'use strict'; + + +var TYPED_OK = (typeof Uint8Array !== 'undefined') && + (typeof Uint16Array !== 'undefined') && + (typeof Int32Array !== 'undefined'); + +function _has(obj, key) { + return Object.prototype.hasOwnProperty.call(obj, key); +} + +exports.assign = function (obj /*from1, from2, from3, ...*/) { + var sources = Array.prototype.slice.call(arguments, 1); + while (sources.length) { + var source = sources.shift(); + if (!source) { continue; } + + if (typeof source !== 'object') { + throw new TypeError(source + 'must be non-object'); + } + + for (var p in source) { + if (_has(source, p)) { + obj[p] = source[p]; + } + } + } + + return obj; +}; + + +// reduce buffer size, avoiding mem copy +exports.shrinkBuf = function (buf, size) { + if (buf.length === size) { return buf; } + if (buf.subarray) { return buf.subarray(0, size); } + buf.length = size; + return buf; +}; + + +var fnTyped = { + arraySet: function (dest, src, src_offs, len, dest_offs) { + if (src.subarray && dest.subarray) { + dest.set(src.subarray(src_offs, src_offs + len), dest_offs); + return; + } + // Fallback to ordinary array + for (var i = 0; i < len; i++) { + dest[dest_offs + i] = src[src_offs + i]; + } + }, + // Join array of chunks to single array. + flattenChunks: function (chunks) { + var i, l, len, pos, chunk, result; + + // calculate data length + len = 0; + for (i = 0, l = chunks.length; i < l; i++) { + len += chunks[i].length; + } + + // join chunks + result = new Uint8Array(len); + pos = 0; + for (i = 0, l = chunks.length; i < l; i++) { + chunk = chunks[i]; + result.set(chunk, pos); + pos += chunk.length; + } + + return result; + } +}; + +var fnUntyped = { + arraySet: function (dest, src, src_offs, len, dest_offs) { + for (var i = 0; i < len; i++) { + dest[dest_offs + i] = src[src_offs + i]; + } + }, + // Join array of chunks to single array. + flattenChunks: function (chunks) { + return [].concat.apply([], chunks); + } +}; + + +// Enable/Disable typed arrays use, for testing +// +exports.setTyped = function (on) { + if (on) { + exports.Buf8 = Uint8Array; + exports.Buf16 = Uint16Array; + exports.Buf32 = Int32Array; + exports.assign(exports, fnTyped); + } else { + exports.Buf8 = Array; + exports.Buf16 = Array; + exports.Buf32 = Array; + exports.assign(exports, fnUntyped); + } +}; + +exports.setTyped(TYPED_OK); + +},{}],54:[function(require,module,exports){ +// String encode/decode helpers +'use strict'; + + +var utils = require('./common'); + + +// Quick check if we can use fast array to bin string conversion +// +// - apply(Array) can fail on Android 2.2 +// - apply(Uint8Array) can fail on iOS 5.1 Safari +// +var STR_APPLY_OK = true; +var STR_APPLY_UIA_OK = true; + +try { String.fromCharCode.apply(null, [ 0 ]); } catch (__) { STR_APPLY_OK = false; } +try { String.fromCharCode.apply(null, new Uint8Array(1)); } catch (__) { STR_APPLY_UIA_OK = false; } + + +// Table with utf8 lengths (calculated by first byte of sequence) +// Note, that 5 & 6-byte values and some 4-byte values can not be represented in JS, +// because max possible codepoint is 0x10ffff +var _utf8len = new utils.Buf8(256); +for (var q = 0; q < 256; q++) { + _utf8len[q] = (q >= 252 ? 6 : q >= 248 ? 5 : q >= 240 ? 4 : q >= 224 ? 3 : q >= 192 ? 2 : 1); +} +_utf8len[254] = _utf8len[254] = 1; // Invalid sequence start + + +// convert string to array (typed, when possible) +exports.string2buf = function (str) { + var buf, c, c2, m_pos, i, str_len = str.length, buf_len = 0; + + // count binary size + for (m_pos = 0; m_pos < str_len; m_pos++) { + c = str.charCodeAt(m_pos); + if ((c & 0xfc00) === 0xd800 && (m_pos + 1 < str_len)) { + c2 = str.charCodeAt(m_pos + 1); + if ((c2 & 0xfc00) === 0xdc00) { + c = 0x10000 + ((c - 0xd800) << 10) + (c2 - 0xdc00); + m_pos++; + } + } + buf_len += c < 0x80 ? 1 : c < 0x800 ? 2 : c < 0x10000 ? 3 : 4; + } + + // allocate buffer + buf = new utils.Buf8(buf_len); + + // convert + for (i = 0, m_pos = 0; i < buf_len; m_pos++) { + c = str.charCodeAt(m_pos); + if ((c & 0xfc00) === 0xd800 && (m_pos + 1 < str_len)) { + c2 = str.charCodeAt(m_pos + 1); + if ((c2 & 0xfc00) === 0xdc00) { + c = 0x10000 + ((c - 0xd800) << 10) + (c2 - 0xdc00); + m_pos++; + } + } + if (c < 0x80) { + /* one byte */ + buf[i++] = c; + } else if (c < 0x800) { + /* two bytes */ + buf[i++] = 0xC0 | (c >>> 6); + buf[i++] = 0x80 | (c & 0x3f); + } else if (c < 0x10000) { + /* three bytes */ + buf[i++] = 0xE0 | (c >>> 12); + buf[i++] = 0x80 | (c >>> 6 & 0x3f); + buf[i++] = 0x80 | (c & 0x3f); + } else { + /* four bytes */ + buf[i++] = 0xf0 | (c >>> 18); + buf[i++] = 0x80 | (c >>> 12 & 0x3f); + buf[i++] = 0x80 | (c >>> 6 & 0x3f); + buf[i++] = 0x80 | (c & 0x3f); + } + } + + return buf; +}; + +// Helper (used in 2 places) +function buf2binstring(buf, len) { + // use fallback for big arrays to avoid stack overflow + if (len < 65537) { + if ((buf.subarray && STR_APPLY_UIA_OK) || (!buf.subarray && STR_APPLY_OK)) { + return String.fromCharCode.apply(null, utils.shrinkBuf(buf, len)); + } + } + + var result = ''; + for (var i = 0; i < len; i++) { + result += String.fromCharCode(buf[i]); + } + return result; +} + + +// Convert byte array to binary string +exports.buf2binstring = function (buf) { + return buf2binstring(buf, buf.length); +}; + + +// Convert binary string (typed, when possible) +exports.binstring2buf = function (str) { + var buf = new utils.Buf8(str.length); + for (var i = 0, len = buf.length; i < len; i++) { + buf[i] = str.charCodeAt(i); + } + return buf; +}; + + +// convert array to string +exports.buf2string = function (buf, max) { + var i, out, c, c_len; + var len = max || buf.length; + + // Reserve max possible length (2 words per char) + // NB: by unknown reasons, Array is significantly faster for + // String.fromCharCode.apply than Uint16Array. + var utf16buf = new Array(len * 2); + + for (out = 0, i = 0; i < len;) { + c = buf[i++]; + // quick process ascii + if (c < 0x80) { utf16buf[out++] = c; continue; } + + c_len = _utf8len[c]; + // skip 5 & 6 byte codes + if (c_len > 4) { utf16buf[out++] = 0xfffd; i += c_len - 1; continue; } + + // apply mask on first byte + c &= c_len === 2 ? 0x1f : c_len === 3 ? 0x0f : 0x07; + // join the rest + while (c_len > 1 && i < len) { + c = (c << 6) | (buf[i++] & 0x3f); + c_len--; + } + + // terminated by end of string? + if (c_len > 1) { utf16buf[out++] = 0xfffd; continue; } + + if (c < 0x10000) { + utf16buf[out++] = c; + } else { + c -= 0x10000; + utf16buf[out++] = 0xd800 | ((c >> 10) & 0x3ff); + utf16buf[out++] = 0xdc00 | (c & 0x3ff); + } + } + + return buf2binstring(utf16buf, out); +}; + + +// Calculate max possible position in utf8 buffer, +// that will not break sequence. If that's not possible +// - (very small limits) return max size as is. +// +// buf[] - utf8 bytes array +// max - length limit (mandatory); +exports.utf8border = function (buf, max) { + var pos; + + max = max || buf.length; + if (max > buf.length) { max = buf.length; } + + // go back from last position, until start of sequence found + pos = max - 1; + while (pos >= 0 && (buf[pos] & 0xC0) === 0x80) { pos--; } + + // Very small and broken sequence, + // return max, because we should return something anyway. + if (pos < 0) { return max; } + + // If we came to start of buffer - that means buffer is too small, + // return max too. + if (pos === 0) { return max; } + + return (pos + _utf8len[buf[pos]] > max) ? pos : max; +}; + +},{"./common":53}],55:[function(require,module,exports){ +'use strict'; + +// Note: adler32 takes 12% for level 0 and 2% for level 6. +// It isn't worth it to make additional optimizations as in original. +// Small size is preferable. + +// (C) 1995-2013 Jean-loup Gailly and Mark Adler +// (C) 2014-2017 Vitaly Puzrin and Andrey Tupitsin +// +// This software is provided 'as-is', without any express or implied +// warranty. In no event will the authors be held liable for any damages +// arising from the use of this software. +// +// Permission is granted to anyone to use this software for any purpose, +// including commercial applications, and to alter it and redistribute it +// freely, subject to the following restrictions: +// +// 1. The origin of this software must not be misrepresented; you must not +// claim that you wrote the original software. If you use this software +// in a product, an acknowledgment in the product documentation would be +// appreciated but is not required. +// 2. Altered source versions must be plainly marked as such, and must not be +// misrepresented as being the original software. +// 3. This notice may not be removed or altered from any source distribution. + +function adler32(adler, buf, len, pos) { + var s1 = (adler & 0xffff) |0, + s2 = ((adler >>> 16) & 0xffff) |0, + n = 0; + + while (len !== 0) { + // Set limit ~ twice less than 5552, to keep + // s2 in 31-bits, because we force signed ints. + // in other case %= will fail. + n = len > 2000 ? 2000 : len; + len -= n; + + do { + s1 = (s1 + buf[pos++]) |0; + s2 = (s2 + s1) |0; + } while (--n); + + s1 %= 65521; + s2 %= 65521; + } + + return (s1 | (s2 << 16)) |0; +} + + +module.exports = adler32; + +},{}],56:[function(require,module,exports){ +'use strict'; + +// (C) 1995-2013 Jean-loup Gailly and Mark Adler +// (C) 2014-2017 Vitaly Puzrin and Andrey Tupitsin +// +// This software is provided 'as-is', without any express or implied +// warranty. In no event will the authors be held liable for any damages +// arising from the use of this software. +// +// Permission is granted to anyone to use this software for any purpose, +// including commercial applications, and to alter it and redistribute it +// freely, subject to the following restrictions: +// +// 1. The origin of this software must not be misrepresented; you must not +// claim that you wrote the original software. If you use this software +// in a product, an acknowledgment in the product documentation would be +// appreciated but is not required. +// 2. Altered source versions must be plainly marked as such, and must not be +// misrepresented as being the original software. +// 3. This notice may not be removed or altered from any source distribution. + +module.exports = { + + /* Allowed flush values; see deflate() and inflate() below for details */ + Z_NO_FLUSH: 0, + Z_PARTIAL_FLUSH: 1, + Z_SYNC_FLUSH: 2, + Z_FULL_FLUSH: 3, + Z_FINISH: 4, + Z_BLOCK: 5, + Z_TREES: 6, + + /* Return codes for the compression/decompression functions. Negative values + * are errors, positive values are used for special but normal events. + */ + Z_OK: 0, + Z_STREAM_END: 1, + Z_NEED_DICT: 2, + Z_ERRNO: -1, + Z_STREAM_ERROR: -2, + Z_DATA_ERROR: -3, + //Z_MEM_ERROR: -4, + Z_BUF_ERROR: -5, + //Z_VERSION_ERROR: -6, + + /* compression levels */ + Z_NO_COMPRESSION: 0, + Z_BEST_SPEED: 1, + Z_BEST_COMPRESSION: 9, + Z_DEFAULT_COMPRESSION: -1, + + + Z_FILTERED: 1, + Z_HUFFMAN_ONLY: 2, + Z_RLE: 3, + Z_FIXED: 4, + Z_DEFAULT_STRATEGY: 0, + + /* Possible values of the data_type field (though see inflate()) */ + Z_BINARY: 0, + Z_TEXT: 1, + //Z_ASCII: 1, // = Z_TEXT (deprecated) + Z_UNKNOWN: 2, + + /* The deflate compression method */ + Z_DEFLATED: 8 + //Z_NULL: null // Use -1 or null inline, depending on var type +}; + +},{}],57:[function(require,module,exports){ +'use strict'; + +// Note: we can't get significant speed boost here. +// So write code to minimize size - no pregenerated tables +// and array tools dependencies. + +// (C) 1995-2013 Jean-loup Gailly and Mark Adler +// (C) 2014-2017 Vitaly Puzrin and Andrey Tupitsin +// +// This software is provided 'as-is', without any express or implied +// warranty. In no event will the authors be held liable for any damages +// arising from the use of this software. +// +// Permission is granted to anyone to use this software for any purpose, +// including commercial applications, and to alter it and redistribute it +// freely, subject to the following restrictions: +// +// 1. The origin of this software must not be misrepresented; you must not +// claim that you wrote the original software. If you use this software +// in a product, an acknowledgment in the product documentation would be +// appreciated but is not required. +// 2. Altered source versions must be plainly marked as such, and must not be +// misrepresented as being the original software. +// 3. This notice may not be removed or altered from any source distribution. + +// Use ordinary array, since untyped makes no boost here +function makeTable() { + var c, table = []; + + for (var n = 0; n < 256; n++) { + c = n; + for (var k = 0; k < 8; k++) { + c = ((c & 1) ? (0xEDB88320 ^ (c >>> 1)) : (c >>> 1)); + } + table[n] = c; + } + + return table; +} + +// Create table on load. Just 255 signed longs. Not a problem. +var crcTable = makeTable(); + + +function crc32(crc, buf, len, pos) { + var t = crcTable, + end = pos + len; + + crc ^= -1; + + for (var i = pos; i < end; i++) { + crc = (crc >>> 8) ^ t[(crc ^ buf[i]) & 0xFF]; + } + + return (crc ^ (-1)); // >>> 0; +} + + +module.exports = crc32; + +},{}],58:[function(require,module,exports){ +'use strict'; + +// (C) 1995-2013 Jean-loup Gailly and Mark Adler +// (C) 2014-2017 Vitaly Puzrin and Andrey Tupitsin +// +// This software is provided 'as-is', without any express or implied +// warranty. In no event will the authors be held liable for any damages +// arising from the use of this software. +// +// Permission is granted to anyone to use this software for any purpose, +// including commercial applications, and to alter it and redistribute it +// freely, subject to the following restrictions: +// +// 1. The origin of this software must not be misrepresented; you must not +// claim that you wrote the original software. If you use this software +// in a product, an acknowledgment in the product documentation would be +// appreciated but is not required. +// 2. Altered source versions must be plainly marked as such, and must not be +// misrepresented as being the original software. +// 3. This notice may not be removed or altered from any source distribution. + +var utils = require('../utils/common'); +var trees = require('./trees'); +var adler32 = require('./adler32'); +var crc32 = require('./crc32'); +var msg = require('./messages'); + +/* Public constants ==========================================================*/ +/* ===========================================================================*/ + + +/* Allowed flush values; see deflate() and inflate() below for details */ +var Z_NO_FLUSH = 0; +var Z_PARTIAL_FLUSH = 1; +//var Z_SYNC_FLUSH = 2; +var Z_FULL_FLUSH = 3; +var Z_FINISH = 4; +var Z_BLOCK = 5; +//var Z_TREES = 6; + + +/* Return codes for the compression/decompression functions. Negative values + * are errors, positive values are used for special but normal events. + */ +var Z_OK = 0; +var Z_STREAM_END = 1; +//var Z_NEED_DICT = 2; +//var Z_ERRNO = -1; +var Z_STREAM_ERROR = -2; +var Z_DATA_ERROR = -3; +//var Z_MEM_ERROR = -4; +var Z_BUF_ERROR = -5; +//var Z_VERSION_ERROR = -6; + + +/* compression levels */ +//var Z_NO_COMPRESSION = 0; +//var Z_BEST_SPEED = 1; +//var Z_BEST_COMPRESSION = 9; +var Z_DEFAULT_COMPRESSION = -1; + + +var Z_FILTERED = 1; +var Z_HUFFMAN_ONLY = 2; +var Z_RLE = 3; +var Z_FIXED = 4; +var Z_DEFAULT_STRATEGY = 0; + +/* Possible values of the data_type field (though see inflate()) */ +//var Z_BINARY = 0; +//var Z_TEXT = 1; +//var Z_ASCII = 1; // = Z_TEXT +var Z_UNKNOWN = 2; + + +/* The deflate compression method */ +var Z_DEFLATED = 8; + +/*============================================================================*/ + + +var MAX_MEM_LEVEL = 9; +/* Maximum value for memLevel in deflateInit2 */ +var MAX_WBITS = 15; +/* 32K LZ77 window */ +var DEF_MEM_LEVEL = 8; + + +var LENGTH_CODES = 29; +/* number of length codes, not counting the special END_BLOCK code */ +var LITERALS = 256; +/* number of literal bytes 0..255 */ +var L_CODES = LITERALS + 1 + LENGTH_CODES; +/* number of Literal or Length codes, including the END_BLOCK code */ +var D_CODES = 30; +/* number of distance codes */ +var BL_CODES = 19; +/* number of codes used to transfer the bit lengths */ +var HEAP_SIZE = 2 * L_CODES + 1; +/* maximum heap size */ +var MAX_BITS = 15; +/* All codes must not exceed MAX_BITS bits */ + +var MIN_MATCH = 3; +var MAX_MATCH = 258; +var MIN_LOOKAHEAD = (MAX_MATCH + MIN_MATCH + 1); + +var PRESET_DICT = 0x20; + +var INIT_STATE = 42; +var EXTRA_STATE = 69; +var NAME_STATE = 73; +var COMMENT_STATE = 91; +var HCRC_STATE = 103; +var BUSY_STATE = 113; +var FINISH_STATE = 666; + +var BS_NEED_MORE = 1; /* block not completed, need more input or more output */ +var BS_BLOCK_DONE = 2; /* block flush performed */ +var BS_FINISH_STARTED = 3; /* finish started, need only more output at next deflate */ +var BS_FINISH_DONE = 4; /* finish done, accept no more input or output */ + +var OS_CODE = 0x03; // Unix :) . Don't detect, use this default. + +function err(strm, errorCode) { + strm.msg = msg[errorCode]; + return errorCode; +} + +function rank(f) { + return ((f) << 1) - ((f) > 4 ? 9 : 0); +} + +function zero(buf) { var len = buf.length; while (--len >= 0) { buf[len] = 0; } } + + +/* ========================================================================= + * Flush as much pending output as possible. All deflate() output goes + * through this function so some applications may wish to modify it + * to avoid allocating a large strm->output buffer and copying into it. + * (See also read_buf()). + */ +function flush_pending(strm) { + var s = strm.state; + + //_tr_flush_bits(s); + var len = s.pending; + if (len > strm.avail_out) { + len = strm.avail_out; + } + if (len === 0) { return; } + + utils.arraySet(strm.output, s.pending_buf, s.pending_out, len, strm.next_out); + strm.next_out += len; + s.pending_out += len; + strm.total_out += len; + strm.avail_out -= len; + s.pending -= len; + if (s.pending === 0) { + s.pending_out = 0; + } +} + + +function flush_block_only(s, last) { + trees._tr_flush_block(s, (s.block_start >= 0 ? s.block_start : -1), s.strstart - s.block_start, last); + s.block_start = s.strstart; + flush_pending(s.strm); +} + + +function put_byte(s, b) { + s.pending_buf[s.pending++] = b; +} + + +/* ========================================================================= + * Put a short in the pending buffer. The 16-bit value is put in MSB order. + * IN assertion: the stream state is correct and there is enough room in + * pending_buf. + */ +function putShortMSB(s, b) { +// put_byte(s, (Byte)(b >> 8)); +// put_byte(s, (Byte)(b & 0xff)); + s.pending_buf[s.pending++] = (b >>> 8) & 0xff; + s.pending_buf[s.pending++] = b & 0xff; +} + + +/* =========================================================================== + * Read a new buffer from the current input stream, update the adler32 + * and total number of bytes read. All deflate() input goes through + * this function so some applications may wish to modify it to avoid + * allocating a large strm->input buffer and copying from it. + * (See also flush_pending()). + */ +function read_buf(strm, buf, start, size) { + var len = strm.avail_in; + + if (len > size) { len = size; } + if (len === 0) { return 0; } + + strm.avail_in -= len; + + // zmemcpy(buf, strm->next_in, len); + utils.arraySet(buf, strm.input, strm.next_in, len, start); + if (strm.state.wrap === 1) { + strm.adler = adler32(strm.adler, buf, len, start); + } + + else if (strm.state.wrap === 2) { + strm.adler = crc32(strm.adler, buf, len, start); + } + + strm.next_in += len; + strm.total_in += len; + + return len; +} + + +/* =========================================================================== + * Set match_start to the longest match starting at the given string and + * return its length. Matches shorter or equal to prev_length are discarded, + * in which case the result is equal to prev_length and match_start is + * garbage. + * IN assertions: cur_match is the head of the hash chain for the current + * string (strstart) and its distance is <= MAX_DIST, and prev_length >= 1 + * OUT assertion: the match length is not greater than s->lookahead. + */ +function longest_match(s, cur_match) { + var chain_length = s.max_chain_length; /* max hash chain length */ + var scan = s.strstart; /* current string */ + var match; /* matched string */ + var len; /* length of current match */ + var best_len = s.prev_length; /* best match length so far */ + var nice_match = s.nice_match; /* stop if match long enough */ + var limit = (s.strstart > (s.w_size - MIN_LOOKAHEAD)) ? + s.strstart - (s.w_size - MIN_LOOKAHEAD) : 0/*NIL*/; + + var _win = s.window; // shortcut + + var wmask = s.w_mask; + var prev = s.prev; + + /* Stop when cur_match becomes <= limit. To simplify the code, + * we prevent matches with the string of window index 0. + */ + + var strend = s.strstart + MAX_MATCH; + var scan_end1 = _win[scan + best_len - 1]; + var scan_end = _win[scan + best_len]; + + /* The code is optimized for HASH_BITS >= 8 and MAX_MATCH-2 multiple of 16. + * It is easy to get rid of this optimization if necessary. + */ + // Assert(s->hash_bits >= 8 && MAX_MATCH == 258, "Code too clever"); + + /* Do not waste too much time if we already have a good match: */ + if (s.prev_length >= s.good_match) { + chain_length >>= 2; + } + /* Do not look for matches beyond the end of the input. This is necessary + * to make deflate deterministic. + */ + if (nice_match > s.lookahead) { nice_match = s.lookahead; } + + // Assert((ulg)s->strstart <= s->window_size-MIN_LOOKAHEAD, "need lookahead"); + + do { + // Assert(cur_match < s->strstart, "no future"); + match = cur_match; + + /* Skip to next match if the match length cannot increase + * or if the match length is less than 2. Note that the checks below + * for insufficient lookahead only occur occasionally for performance + * reasons. Therefore uninitialized memory will be accessed, and + * conditional jumps will be made that depend on those values. + * However the length of the match is limited to the lookahead, so + * the output of deflate is not affected by the uninitialized values. + */ + + if (_win[match + best_len] !== scan_end || + _win[match + best_len - 1] !== scan_end1 || + _win[match] !== _win[scan] || + _win[++match] !== _win[scan + 1]) { + continue; + } + + /* The check at best_len-1 can be removed because it will be made + * again later. (This heuristic is not always a win.) + * It is not necessary to compare scan[2] and match[2] since they + * are always equal when the other bytes match, given that + * the hash keys are equal and that HASH_BITS >= 8. + */ + scan += 2; + match++; + // Assert(*scan == *match, "match[2]?"); + + /* We check for insufficient lookahead only every 8th comparison; + * the 256th check will be made at strstart+258. + */ + do { + /*jshint noempty:false*/ + } while (_win[++scan] === _win[++match] && _win[++scan] === _win[++match] && + _win[++scan] === _win[++match] && _win[++scan] === _win[++match] && + _win[++scan] === _win[++match] && _win[++scan] === _win[++match] && + _win[++scan] === _win[++match] && _win[++scan] === _win[++match] && + scan < strend); + + // Assert(scan <= s->window+(unsigned)(s->window_size-1), "wild scan"); + + len = MAX_MATCH - (strend - scan); + scan = strend - MAX_MATCH; + + if (len > best_len) { + s.match_start = cur_match; + best_len = len; + if (len >= nice_match) { + break; + } + scan_end1 = _win[scan + best_len - 1]; + scan_end = _win[scan + best_len]; + } + } while ((cur_match = prev[cur_match & wmask]) > limit && --chain_length !== 0); + + if (best_len <= s.lookahead) { + return best_len; + } + return s.lookahead; +} + + +/* =========================================================================== + * Fill the window when the lookahead becomes insufficient. + * Updates strstart and lookahead. + * + * IN assertion: lookahead < MIN_LOOKAHEAD + * OUT assertions: strstart <= window_size-MIN_LOOKAHEAD + * At least one byte has been read, or avail_in == 0; reads are + * performed for at least two bytes (required for the zip translate_eol + * option -- not supported here). + */ +function fill_window(s) { + var _w_size = s.w_size; + var p, n, m, more, str; + + //Assert(s->lookahead < MIN_LOOKAHEAD, "already enough lookahead"); + + do { + more = s.window_size - s.lookahead - s.strstart; + + // JS ints have 32 bit, block below not needed + /* Deal with !@#$% 64K limit: */ + //if (sizeof(int) <= 2) { + // if (more == 0 && s->strstart == 0 && s->lookahead == 0) { + // more = wsize; + // + // } else if (more == (unsigned)(-1)) { + // /* Very unlikely, but possible on 16 bit machine if + // * strstart == 0 && lookahead == 1 (input done a byte at time) + // */ + // more--; + // } + //} + + + /* If the window is almost full and there is insufficient lookahead, + * move the upper half to the lower one to make room in the upper half. + */ + if (s.strstart >= _w_size + (_w_size - MIN_LOOKAHEAD)) { + + utils.arraySet(s.window, s.window, _w_size, _w_size, 0); + s.match_start -= _w_size; + s.strstart -= _w_size; + /* we now have strstart >= MAX_DIST */ + s.block_start -= _w_size; + + /* Slide the hash table (could be avoided with 32 bit values + at the expense of memory usage). We slide even when level == 0 + to keep the hash table consistent if we switch back to level > 0 + later. (Using level 0 permanently is not an optimal usage of + zlib, so we don't care about this pathological case.) + */ + + n = s.hash_size; + p = n; + do { + m = s.head[--p]; + s.head[p] = (m >= _w_size ? m - _w_size : 0); + } while (--n); + + n = _w_size; + p = n; + do { + m = s.prev[--p]; + s.prev[p] = (m >= _w_size ? m - _w_size : 0); + /* If n is not on any hash chain, prev[n] is garbage but + * its value will never be used. + */ + } while (--n); + + more += _w_size; + } + if (s.strm.avail_in === 0) { + break; + } + + /* If there was no sliding: + * strstart <= WSIZE+MAX_DIST-1 && lookahead <= MIN_LOOKAHEAD - 1 && + * more == window_size - lookahead - strstart + * => more >= window_size - (MIN_LOOKAHEAD-1 + WSIZE + MAX_DIST-1) + * => more >= window_size - 2*WSIZE + 2 + * In the BIG_MEM or MMAP case (not yet supported), + * window_size == input_size + MIN_LOOKAHEAD && + * strstart + s->lookahead <= input_size => more >= MIN_LOOKAHEAD. + * Otherwise, window_size == 2*WSIZE so more >= 2. + * If there was sliding, more >= WSIZE. So in all cases, more >= 2. + */ + //Assert(more >= 2, "more < 2"); + n = read_buf(s.strm, s.window, s.strstart + s.lookahead, more); + s.lookahead += n; + + /* Initialize the hash value now that we have some input: */ + if (s.lookahead + s.insert >= MIN_MATCH) { + str = s.strstart - s.insert; + s.ins_h = s.window[str]; + + /* UPDATE_HASH(s, s->ins_h, s->window[str + 1]); */ + s.ins_h = ((s.ins_h << s.hash_shift) ^ s.window[str + 1]) & s.hash_mask; +//#if MIN_MATCH != 3 +// Call update_hash() MIN_MATCH-3 more times +//#endif + while (s.insert) { + /* UPDATE_HASH(s, s->ins_h, s->window[str + MIN_MATCH-1]); */ + s.ins_h = ((s.ins_h << s.hash_shift) ^ s.window[str + MIN_MATCH - 1]) & s.hash_mask; + + s.prev[str & s.w_mask] = s.head[s.ins_h]; + s.head[s.ins_h] = str; + str++; + s.insert--; + if (s.lookahead + s.insert < MIN_MATCH) { + break; + } + } + } + /* If the whole input has less than MIN_MATCH bytes, ins_h is garbage, + * but this is not important since only literal bytes will be emitted. + */ + + } while (s.lookahead < MIN_LOOKAHEAD && s.strm.avail_in !== 0); + + /* If the WIN_INIT bytes after the end of the current data have never been + * written, then zero those bytes in order to avoid memory check reports of + * the use of uninitialized (or uninitialised as Julian writes) bytes by + * the longest match routines. Update the high water mark for the next + * time through here. WIN_INIT is set to MAX_MATCH since the longest match + * routines allow scanning to strstart + MAX_MATCH, ignoring lookahead. + */ +// if (s.high_water < s.window_size) { +// var curr = s.strstart + s.lookahead; +// var init = 0; +// +// if (s.high_water < curr) { +// /* Previous high water mark below current data -- zero WIN_INIT +// * bytes or up to end of window, whichever is less. +// */ +// init = s.window_size - curr; +// if (init > WIN_INIT) +// init = WIN_INIT; +// zmemzero(s->window + curr, (unsigned)init); +// s->high_water = curr + init; +// } +// else if (s->high_water < (ulg)curr + WIN_INIT) { +// /* High water mark at or above current data, but below current data +// * plus WIN_INIT -- zero out to current data plus WIN_INIT, or up +// * to end of window, whichever is less. +// */ +// init = (ulg)curr + WIN_INIT - s->high_water; +// if (init > s->window_size - s->high_water) +// init = s->window_size - s->high_water; +// zmemzero(s->window + s->high_water, (unsigned)init); +// s->high_water += init; +// } +// } +// +// Assert((ulg)s->strstart <= s->window_size - MIN_LOOKAHEAD, +// "not enough room for search"); +} + +/* =========================================================================== + * Copy without compression as much as possible from the input stream, return + * the current block state. + * This function does not insert new strings in the dictionary since + * uncompressible data is probably not useful. This function is used + * only for the level=0 compression option. + * NOTE: this function should be optimized to avoid extra copying from + * window to pending_buf. + */ +function deflate_stored(s, flush) { + /* Stored blocks are limited to 0xffff bytes, pending_buf is limited + * to pending_buf_size, and each stored block has a 5 byte header: + */ + var max_block_size = 0xffff; + + if (max_block_size > s.pending_buf_size - 5) { + max_block_size = s.pending_buf_size - 5; + } + + /* Copy as much as possible from input to output: */ + for (;;) { + /* Fill the window as much as possible: */ + if (s.lookahead <= 1) { + + //Assert(s->strstart < s->w_size+MAX_DIST(s) || + // s->block_start >= (long)s->w_size, "slide too late"); +// if (!(s.strstart < s.w_size + (s.w_size - MIN_LOOKAHEAD) || +// s.block_start >= s.w_size)) { +// throw new Error("slide too late"); +// } + + fill_window(s); + if (s.lookahead === 0 && flush === Z_NO_FLUSH) { + return BS_NEED_MORE; + } + + if (s.lookahead === 0) { + break; + } + /* flush the current block */ + } + //Assert(s->block_start >= 0L, "block gone"); +// if (s.block_start < 0) throw new Error("block gone"); + + s.strstart += s.lookahead; + s.lookahead = 0; + + /* Emit a stored block if pending_buf will be full: */ + var max_start = s.block_start + max_block_size; + + if (s.strstart === 0 || s.strstart >= max_start) { + /* strstart == 0 is possible when wraparound on 16-bit machine */ + s.lookahead = s.strstart - max_start; + s.strstart = max_start; + /*** FLUSH_BLOCK(s, 0); ***/ + flush_block_only(s, false); + if (s.strm.avail_out === 0) { + return BS_NEED_MORE; + } + /***/ + + + } + /* Flush if we may have to slide, otherwise block_start may become + * negative and the data will be gone: + */ + if (s.strstart - s.block_start >= (s.w_size - MIN_LOOKAHEAD)) { + /*** FLUSH_BLOCK(s, 0); ***/ + flush_block_only(s, false); + if (s.strm.avail_out === 0) { + return BS_NEED_MORE; + } + /***/ + } + } + + s.insert = 0; + + if (flush === Z_FINISH) { + /*** FLUSH_BLOCK(s, 1); ***/ + flush_block_only(s, true); + if (s.strm.avail_out === 0) { + return BS_FINISH_STARTED; + } + /***/ + return BS_FINISH_DONE; + } + + if (s.strstart > s.block_start) { + /*** FLUSH_BLOCK(s, 0); ***/ + flush_block_only(s, false); + if (s.strm.avail_out === 0) { + return BS_NEED_MORE; + } + /***/ + } + + return BS_NEED_MORE; +} + +/* =========================================================================== + * Compress as much as possible from the input stream, return the current + * block state. + * This function does not perform lazy evaluation of matches and inserts + * new strings in the dictionary only for unmatched strings or for short + * matches. It is used only for the fast compression options. + */ +function deflate_fast(s, flush) { + var hash_head; /* head of the hash chain */ + var bflush; /* set if current block must be flushed */ + + for (;;) { + /* Make sure that we always have enough lookahead, except + * at the end of the input file. We need MAX_MATCH bytes + * for the next match, plus MIN_MATCH bytes to insert the + * string following the next match. + */ + if (s.lookahead < MIN_LOOKAHEAD) { + fill_window(s); + if (s.lookahead < MIN_LOOKAHEAD && flush === Z_NO_FLUSH) { + return BS_NEED_MORE; + } + if (s.lookahead === 0) { + break; /* flush the current block */ + } + } + + /* Insert the string window[strstart .. strstart+2] in the + * dictionary, and set hash_head to the head of the hash chain: + */ + hash_head = 0/*NIL*/; + if (s.lookahead >= MIN_MATCH) { + /*** INSERT_STRING(s, s.strstart, hash_head); ***/ + s.ins_h = ((s.ins_h << s.hash_shift) ^ s.window[s.strstart + MIN_MATCH - 1]) & s.hash_mask; + hash_head = s.prev[s.strstart & s.w_mask] = s.head[s.ins_h]; + s.head[s.ins_h] = s.strstart; + /***/ + } + + /* Find the longest match, discarding those <= prev_length. + * At this point we have always match_length < MIN_MATCH + */ + if (hash_head !== 0/*NIL*/ && ((s.strstart - hash_head) <= (s.w_size - MIN_LOOKAHEAD))) { + /* To simplify the code, we prevent matches with the string + * of window index 0 (in particular we have to avoid a match + * of the string with itself at the start of the input file). + */ + s.match_length = longest_match(s, hash_head); + /* longest_match() sets match_start */ + } + if (s.match_length >= MIN_MATCH) { + // check_match(s, s.strstart, s.match_start, s.match_length); // for debug only + + /*** _tr_tally_dist(s, s.strstart - s.match_start, + s.match_length - MIN_MATCH, bflush); ***/ + bflush = trees._tr_tally(s, s.strstart - s.match_start, s.match_length - MIN_MATCH); + + s.lookahead -= s.match_length; + + /* Insert new strings in the hash table only if the match length + * is not too large. This saves time but degrades compression. + */ + if (s.match_length <= s.max_lazy_match/*max_insert_length*/ && s.lookahead >= MIN_MATCH) { + s.match_length--; /* string at strstart already in table */ + do { + s.strstart++; + /*** INSERT_STRING(s, s.strstart, hash_head); ***/ + s.ins_h = ((s.ins_h << s.hash_shift) ^ s.window[s.strstart + MIN_MATCH - 1]) & s.hash_mask; + hash_head = s.prev[s.strstart & s.w_mask] = s.head[s.ins_h]; + s.head[s.ins_h] = s.strstart; + /***/ + /* strstart never exceeds WSIZE-MAX_MATCH, so there are + * always MIN_MATCH bytes ahead. + */ + } while (--s.match_length !== 0); + s.strstart++; + } else + { + s.strstart += s.match_length; + s.match_length = 0; + s.ins_h = s.window[s.strstart]; + /* UPDATE_HASH(s, s.ins_h, s.window[s.strstart+1]); */ + s.ins_h = ((s.ins_h << s.hash_shift) ^ s.window[s.strstart + 1]) & s.hash_mask; + +//#if MIN_MATCH != 3 +// Call UPDATE_HASH() MIN_MATCH-3 more times +//#endif + /* If lookahead < MIN_MATCH, ins_h is garbage, but it does not + * matter since it will be recomputed at next deflate call. + */ + } + } else { + /* No match, output a literal byte */ + //Tracevv((stderr,"%c", s.window[s.strstart])); + /*** _tr_tally_lit(s, s.window[s.strstart], bflush); ***/ + bflush = trees._tr_tally(s, 0, s.window[s.strstart]); + + s.lookahead--; + s.strstart++; + } + if (bflush) { + /*** FLUSH_BLOCK(s, 0); ***/ + flush_block_only(s, false); + if (s.strm.avail_out === 0) { + return BS_NEED_MORE; + } + /***/ + } + } + s.insert = ((s.strstart < (MIN_MATCH - 1)) ? s.strstart : MIN_MATCH - 1); + if (flush === Z_FINISH) { + /*** FLUSH_BLOCK(s, 1); ***/ + flush_block_only(s, true); + if (s.strm.avail_out === 0) { + return BS_FINISH_STARTED; + } + /***/ + return BS_FINISH_DONE; + } + if (s.last_lit) { + /*** FLUSH_BLOCK(s, 0); ***/ + flush_block_only(s, false); + if (s.strm.avail_out === 0) { + return BS_NEED_MORE; + } + /***/ + } + return BS_BLOCK_DONE; +} + +/* =========================================================================== + * Same as above, but achieves better compression. We use a lazy + * evaluation for matches: a match is finally adopted only if there is + * no better match at the next window position. + */ +function deflate_slow(s, flush) { + var hash_head; /* head of hash chain */ + var bflush; /* set if current block must be flushed */ + + var max_insert; + + /* Process the input block. */ + for (;;) { + /* Make sure that we always have enough lookahead, except + * at the end of the input file. We need MAX_MATCH bytes + * for the next match, plus MIN_MATCH bytes to insert the + * string following the next match. + */ + if (s.lookahead < MIN_LOOKAHEAD) { + fill_window(s); + if (s.lookahead < MIN_LOOKAHEAD && flush === Z_NO_FLUSH) { + return BS_NEED_MORE; + } + if (s.lookahead === 0) { break; } /* flush the current block */ + } + + /* Insert the string window[strstart .. strstart+2] in the + * dictionary, and set hash_head to the head of the hash chain: + */ + hash_head = 0/*NIL*/; + if (s.lookahead >= MIN_MATCH) { + /*** INSERT_STRING(s, s.strstart, hash_head); ***/ + s.ins_h = ((s.ins_h << s.hash_shift) ^ s.window[s.strstart + MIN_MATCH - 1]) & s.hash_mask; + hash_head = s.prev[s.strstart & s.w_mask] = s.head[s.ins_h]; + s.head[s.ins_h] = s.strstart; + /***/ + } + + /* Find the longest match, discarding those <= prev_length. + */ + s.prev_length = s.match_length; + s.prev_match = s.match_start; + s.match_length = MIN_MATCH - 1; + + if (hash_head !== 0/*NIL*/ && s.prev_length < s.max_lazy_match && + s.strstart - hash_head <= (s.w_size - MIN_LOOKAHEAD)/*MAX_DIST(s)*/) { + /* To simplify the code, we prevent matches with the string + * of window index 0 (in particular we have to avoid a match + * of the string with itself at the start of the input file). + */ + s.match_length = longest_match(s, hash_head); + /* longest_match() sets match_start */ + + if (s.match_length <= 5 && + (s.strategy === Z_FILTERED || (s.match_length === MIN_MATCH && s.strstart - s.match_start > 4096/*TOO_FAR*/))) { + + /* If prev_match is also MIN_MATCH, match_start is garbage + * but we will ignore the current match anyway. + */ + s.match_length = MIN_MATCH - 1; + } + } + /* If there was a match at the previous step and the current + * match is not better, output the previous match: + */ + if (s.prev_length >= MIN_MATCH && s.match_length <= s.prev_length) { + max_insert = s.strstart + s.lookahead - MIN_MATCH; + /* Do not insert strings in hash table beyond this. */ + + //check_match(s, s.strstart-1, s.prev_match, s.prev_length); + + /***_tr_tally_dist(s, s.strstart - 1 - s.prev_match, + s.prev_length - MIN_MATCH, bflush);***/ + bflush = trees._tr_tally(s, s.strstart - 1 - s.prev_match, s.prev_length - MIN_MATCH); + /* Insert in hash table all strings up to the end of the match. + * strstart-1 and strstart are already inserted. If there is not + * enough lookahead, the last two strings are not inserted in + * the hash table. + */ + s.lookahead -= s.prev_length - 1; + s.prev_length -= 2; + do { + if (++s.strstart <= max_insert) { + /*** INSERT_STRING(s, s.strstart, hash_head); ***/ + s.ins_h = ((s.ins_h << s.hash_shift) ^ s.window[s.strstart + MIN_MATCH - 1]) & s.hash_mask; + hash_head = s.prev[s.strstart & s.w_mask] = s.head[s.ins_h]; + s.head[s.ins_h] = s.strstart; + /***/ + } + } while (--s.prev_length !== 0); + s.match_available = 0; + s.match_length = MIN_MATCH - 1; + s.strstart++; + + if (bflush) { + /*** FLUSH_BLOCK(s, 0); ***/ + flush_block_only(s, false); + if (s.strm.avail_out === 0) { + return BS_NEED_MORE; + } + /***/ + } + + } else if (s.match_available) { + /* If there was no match at the previous position, output a + * single literal. If there was a match but the current match + * is longer, truncate the previous match to a single literal. + */ + //Tracevv((stderr,"%c", s->window[s->strstart-1])); + /*** _tr_tally_lit(s, s.window[s.strstart-1], bflush); ***/ + bflush = trees._tr_tally(s, 0, s.window[s.strstart - 1]); + + if (bflush) { + /*** FLUSH_BLOCK_ONLY(s, 0) ***/ + flush_block_only(s, false); + /***/ + } + s.strstart++; + s.lookahead--; + if (s.strm.avail_out === 0) { + return BS_NEED_MORE; + } + } else { + /* There is no previous match to compare with, wait for + * the next step to decide. + */ + s.match_available = 1; + s.strstart++; + s.lookahead--; + } + } + //Assert (flush != Z_NO_FLUSH, "no flush?"); + if (s.match_available) { + //Tracevv((stderr,"%c", s->window[s->strstart-1])); + /*** _tr_tally_lit(s, s.window[s.strstart-1], bflush); ***/ + bflush = trees._tr_tally(s, 0, s.window[s.strstart - 1]); + + s.match_available = 0; + } + s.insert = s.strstart < MIN_MATCH - 1 ? s.strstart : MIN_MATCH - 1; + if (flush === Z_FINISH) { + /*** FLUSH_BLOCK(s, 1); ***/ + flush_block_only(s, true); + if (s.strm.avail_out === 0) { + return BS_FINISH_STARTED; + } + /***/ + return BS_FINISH_DONE; + } + if (s.last_lit) { + /*** FLUSH_BLOCK(s, 0); ***/ + flush_block_only(s, false); + if (s.strm.avail_out === 0) { + return BS_NEED_MORE; + } + /***/ + } + + return BS_BLOCK_DONE; +} + + +/* =========================================================================== + * For Z_RLE, simply look for runs of bytes, generate matches only of distance + * one. Do not maintain a hash table. (It will be regenerated if this run of + * deflate switches away from Z_RLE.) + */ +function deflate_rle(s, flush) { + var bflush; /* set if current block must be flushed */ + var prev; /* byte at distance one to match */ + var scan, strend; /* scan goes up to strend for length of run */ + + var _win = s.window; + + for (;;) { + /* Make sure that we always have enough lookahead, except + * at the end of the input file. We need MAX_MATCH bytes + * for the longest run, plus one for the unrolled loop. + */ + if (s.lookahead <= MAX_MATCH) { + fill_window(s); + if (s.lookahead <= MAX_MATCH && flush === Z_NO_FLUSH) { + return BS_NEED_MORE; + } + if (s.lookahead === 0) { break; } /* flush the current block */ + } + + /* See how many times the previous byte repeats */ + s.match_length = 0; + if (s.lookahead >= MIN_MATCH && s.strstart > 0) { + scan = s.strstart - 1; + prev = _win[scan]; + if (prev === _win[++scan] && prev === _win[++scan] && prev === _win[++scan]) { + strend = s.strstart + MAX_MATCH; + do { + /*jshint noempty:false*/ + } while (prev === _win[++scan] && prev === _win[++scan] && + prev === _win[++scan] && prev === _win[++scan] && + prev === _win[++scan] && prev === _win[++scan] && + prev === _win[++scan] && prev === _win[++scan] && + scan < strend); + s.match_length = MAX_MATCH - (strend - scan); + if (s.match_length > s.lookahead) { + s.match_length = s.lookahead; + } + } + //Assert(scan <= s->window+(uInt)(s->window_size-1), "wild scan"); + } + + /* Emit match if have run of MIN_MATCH or longer, else emit literal */ + if (s.match_length >= MIN_MATCH) { + //check_match(s, s.strstart, s.strstart - 1, s.match_length); + + /*** _tr_tally_dist(s, 1, s.match_length - MIN_MATCH, bflush); ***/ + bflush = trees._tr_tally(s, 1, s.match_length - MIN_MATCH); + + s.lookahead -= s.match_length; + s.strstart += s.match_length; + s.match_length = 0; + } else { + /* No match, output a literal byte */ + //Tracevv((stderr,"%c", s->window[s->strstart])); + /*** _tr_tally_lit(s, s.window[s.strstart], bflush); ***/ + bflush = trees._tr_tally(s, 0, s.window[s.strstart]); + + s.lookahead--; + s.strstart++; + } + if (bflush) { + /*** FLUSH_BLOCK(s, 0); ***/ + flush_block_only(s, false); + if (s.strm.avail_out === 0) { + return BS_NEED_MORE; + } + /***/ + } + } + s.insert = 0; + if (flush === Z_FINISH) { + /*** FLUSH_BLOCK(s, 1); ***/ + flush_block_only(s, true); + if (s.strm.avail_out === 0) { + return BS_FINISH_STARTED; + } + /***/ + return BS_FINISH_DONE; + } + if (s.last_lit) { + /*** FLUSH_BLOCK(s, 0); ***/ + flush_block_only(s, false); + if (s.strm.avail_out === 0) { + return BS_NEED_MORE; + } + /***/ + } + return BS_BLOCK_DONE; +} + +/* =========================================================================== + * For Z_HUFFMAN_ONLY, do not look for matches. Do not maintain a hash table. + * (It will be regenerated if this run of deflate switches away from Huffman.) + */ +function deflate_huff(s, flush) { + var bflush; /* set if current block must be flushed */ + + for (;;) { + /* Make sure that we have a literal to write. */ + if (s.lookahead === 0) { + fill_window(s); + if (s.lookahead === 0) { + if (flush === Z_NO_FLUSH) { + return BS_NEED_MORE; + } + break; /* flush the current block */ + } + } + + /* Output a literal byte */ + s.match_length = 0; + //Tracevv((stderr,"%c", s->window[s->strstart])); + /*** _tr_tally_lit(s, s.window[s.strstart], bflush); ***/ + bflush = trees._tr_tally(s, 0, s.window[s.strstart]); + s.lookahead--; + s.strstart++; + if (bflush) { + /*** FLUSH_BLOCK(s, 0); ***/ + flush_block_only(s, false); + if (s.strm.avail_out === 0) { + return BS_NEED_MORE; + } + /***/ + } + } + s.insert = 0; + if (flush === Z_FINISH) { + /*** FLUSH_BLOCK(s, 1); ***/ + flush_block_only(s, true); + if (s.strm.avail_out === 0) { + return BS_FINISH_STARTED; + } + /***/ + return BS_FINISH_DONE; + } + if (s.last_lit) { + /*** FLUSH_BLOCK(s, 0); ***/ + flush_block_only(s, false); + if (s.strm.avail_out === 0) { + return BS_NEED_MORE; + } + /***/ + } + return BS_BLOCK_DONE; +} + +/* Values for max_lazy_match, good_match and max_chain_length, depending on + * the desired pack level (0..9). The values given below have been tuned to + * exclude worst case performance for pathological files. Better values may be + * found for specific files. + */ +function Config(good_length, max_lazy, nice_length, max_chain, func) { + this.good_length = good_length; + this.max_lazy = max_lazy; + this.nice_length = nice_length; + this.max_chain = max_chain; + this.func = func; +} + +var configuration_table; + +configuration_table = [ + /* good lazy nice chain */ + new Config(0, 0, 0, 0, deflate_stored), /* 0 store only */ + new Config(4, 4, 8, 4, deflate_fast), /* 1 max speed, no lazy matches */ + new Config(4, 5, 16, 8, deflate_fast), /* 2 */ + new Config(4, 6, 32, 32, deflate_fast), /* 3 */ + + new Config(4, 4, 16, 16, deflate_slow), /* 4 lazy matches */ + new Config(8, 16, 32, 32, deflate_slow), /* 5 */ + new Config(8, 16, 128, 128, deflate_slow), /* 6 */ + new Config(8, 32, 128, 256, deflate_slow), /* 7 */ + new Config(32, 128, 258, 1024, deflate_slow), /* 8 */ + new Config(32, 258, 258, 4096, deflate_slow) /* 9 max compression */ +]; + + +/* =========================================================================== + * Initialize the "longest match" routines for a new zlib stream + */ +function lm_init(s) { + s.window_size = 2 * s.w_size; + + /*** CLEAR_HASH(s); ***/ + zero(s.head); // Fill with NIL (= 0); + + /* Set the default configuration parameters: + */ + s.max_lazy_match = configuration_table[s.level].max_lazy; + s.good_match = configuration_table[s.level].good_length; + s.nice_match = configuration_table[s.level].nice_length; + s.max_chain_length = configuration_table[s.level].max_chain; + + s.strstart = 0; + s.block_start = 0; + s.lookahead = 0; + s.insert = 0; + s.match_length = s.prev_length = MIN_MATCH - 1; + s.match_available = 0; + s.ins_h = 0; +} + + +function DeflateState() { + this.strm = null; /* pointer back to this zlib stream */ + this.status = 0; /* as the name implies */ + this.pending_buf = null; /* output still pending */ + this.pending_buf_size = 0; /* size of pending_buf */ + this.pending_out = 0; /* next pending byte to output to the stream */ + this.pending = 0; /* nb of bytes in the pending buffer */ + this.wrap = 0; /* bit 0 true for zlib, bit 1 true for gzip */ + this.gzhead = null; /* gzip header information to write */ + this.gzindex = 0; /* where in extra, name, or comment */ + this.method = Z_DEFLATED; /* can only be DEFLATED */ + this.last_flush = -1; /* value of flush param for previous deflate call */ + + this.w_size = 0; /* LZ77 window size (32K by default) */ + this.w_bits = 0; /* log2(w_size) (8..16) */ + this.w_mask = 0; /* w_size - 1 */ + + this.window = null; + /* Sliding window. Input bytes are read into the second half of the window, + * and move to the first half later to keep a dictionary of at least wSize + * bytes. With this organization, matches are limited to a distance of + * wSize-MAX_MATCH bytes, but this ensures that IO is always + * performed with a length multiple of the block size. + */ + + this.window_size = 0; + /* Actual size of window: 2*wSize, except when the user input buffer + * is directly used as sliding window. + */ + + this.prev = null; + /* Link to older string with same hash index. To limit the size of this + * array to 64K, this link is maintained only for the last 32K strings. + * An index in this array is thus a window index modulo 32K. + */ + + this.head = null; /* Heads of the hash chains or NIL. */ + + this.ins_h = 0; /* hash index of string to be inserted */ + this.hash_size = 0; /* number of elements in hash table */ + this.hash_bits = 0; /* log2(hash_size) */ + this.hash_mask = 0; /* hash_size-1 */ + + this.hash_shift = 0; + /* Number of bits by which ins_h must be shifted at each input + * step. It must be such that after MIN_MATCH steps, the oldest + * byte no longer takes part in the hash key, that is: + * hash_shift * MIN_MATCH >= hash_bits + */ + + this.block_start = 0; + /* Window position at the beginning of the current output block. Gets + * negative when the window is moved backwards. + */ + + this.match_length = 0; /* length of best match */ + this.prev_match = 0; /* previous match */ + this.match_available = 0; /* set if previous match exists */ + this.strstart = 0; /* start of string to insert */ + this.match_start = 0; /* start of matching string */ + this.lookahead = 0; /* number of valid bytes ahead in window */ + + this.prev_length = 0; + /* Length of the best match at previous step. Matches not greater than this + * are discarded. This is used in the lazy match evaluation. + */ + + this.max_chain_length = 0; + /* To speed up deflation, hash chains are never searched beyond this + * length. A higher limit improves compression ratio but degrades the + * speed. + */ + + this.max_lazy_match = 0; + /* Attempt to find a better match only when the current match is strictly + * smaller than this value. This mechanism is used only for compression + * levels >= 4. + */ + // That's alias to max_lazy_match, don't use directly + //this.max_insert_length = 0; + /* Insert new strings in the hash table only if the match length is not + * greater than this length. This saves time but degrades compression. + * max_insert_length is used only for compression levels <= 3. + */ + + this.level = 0; /* compression level (1..9) */ + this.strategy = 0; /* favor or force Huffman coding*/ + + this.good_match = 0; + /* Use a faster search when the previous match is longer than this */ + + this.nice_match = 0; /* Stop searching when current match exceeds this */ + + /* used by trees.c: */ + + /* Didn't use ct_data typedef below to suppress compiler warning */ + + // struct ct_data_s dyn_ltree[HEAP_SIZE]; /* literal and length tree */ + // struct ct_data_s dyn_dtree[2*D_CODES+1]; /* distance tree */ + // struct ct_data_s bl_tree[2*BL_CODES+1]; /* Huffman tree for bit lengths */ + + // Use flat array of DOUBLE size, with interleaved fata, + // because JS does not support effective + this.dyn_ltree = new utils.Buf16(HEAP_SIZE * 2); + this.dyn_dtree = new utils.Buf16((2 * D_CODES + 1) * 2); + this.bl_tree = new utils.Buf16((2 * BL_CODES + 1) * 2); + zero(this.dyn_ltree); + zero(this.dyn_dtree); + zero(this.bl_tree); + + this.l_desc = null; /* desc. for literal tree */ + this.d_desc = null; /* desc. for distance tree */ + this.bl_desc = null; /* desc. for bit length tree */ + + //ush bl_count[MAX_BITS+1]; + this.bl_count = new utils.Buf16(MAX_BITS + 1); + /* number of codes at each bit length for an optimal tree */ + + //int heap[2*L_CODES+1]; /* heap used to build the Huffman trees */ + this.heap = new utils.Buf16(2 * L_CODES + 1); /* heap used to build the Huffman trees */ + zero(this.heap); + + this.heap_len = 0; /* number of elements in the heap */ + this.heap_max = 0; /* element of largest frequency */ + /* The sons of heap[n] are heap[2*n] and heap[2*n+1]. heap[0] is not used. + * The same heap array is used to build all trees. + */ + + this.depth = new utils.Buf16(2 * L_CODES + 1); //uch depth[2*L_CODES+1]; + zero(this.depth); + /* Depth of each subtree used as tie breaker for trees of equal frequency + */ + + this.l_buf = 0; /* buffer index for literals or lengths */ + + this.lit_bufsize = 0; + /* Size of match buffer for literals/lengths. There are 4 reasons for + * limiting lit_bufsize to 64K: + * - frequencies can be kept in 16 bit counters + * - if compression is not successful for the first block, all input + * data is still in the window so we can still emit a stored block even + * when input comes from standard input. (This can also be done for + * all blocks if lit_bufsize is not greater than 32K.) + * - if compression is not successful for a file smaller than 64K, we can + * even emit a stored file instead of a stored block (saving 5 bytes). + * This is applicable only for zip (not gzip or zlib). + * - creating new Huffman trees less frequently may not provide fast + * adaptation to changes in the input data statistics. (Take for + * example a binary file with poorly compressible code followed by + * a highly compressible string table.) Smaller buffer sizes give + * fast adaptation but have of course the overhead of transmitting + * trees more frequently. + * - I can't count above 4 + */ + + this.last_lit = 0; /* running index in l_buf */ + + this.d_buf = 0; + /* Buffer index for distances. To simplify the code, d_buf and l_buf have + * the same number of elements. To use different lengths, an extra flag + * array would be necessary. + */ + + this.opt_len = 0; /* bit length of current block with optimal trees */ + this.static_len = 0; /* bit length of current block with static trees */ + this.matches = 0; /* number of string matches in current block */ + this.insert = 0; /* bytes at end of window left to insert */ + + + this.bi_buf = 0; + /* Output buffer. bits are inserted starting at the bottom (least + * significant bits). + */ + this.bi_valid = 0; + /* Number of valid bits in bi_buf. All bits above the last valid bit + * are always zero. + */ + + // Used for window memory init. We safely ignore it for JS. That makes + // sense only for pointers and memory check tools. + //this.high_water = 0; + /* High water mark offset in window for initialized bytes -- bytes above + * this are set to zero in order to avoid memory check warnings when + * longest match routines access bytes past the input. This is then + * updated to the new high water mark. + */ +} + + +function deflateResetKeep(strm) { + var s; + + if (!strm || !strm.state) { + return err(strm, Z_STREAM_ERROR); + } + + strm.total_in = strm.total_out = 0; + strm.data_type = Z_UNKNOWN; + + s = strm.state; + s.pending = 0; + s.pending_out = 0; + + if (s.wrap < 0) { + s.wrap = -s.wrap; + /* was made negative by deflate(..., Z_FINISH); */ + } + s.status = (s.wrap ? INIT_STATE : BUSY_STATE); + strm.adler = (s.wrap === 2) ? + 0 // crc32(0, Z_NULL, 0) + : + 1; // adler32(0, Z_NULL, 0) + s.last_flush = Z_NO_FLUSH; + trees._tr_init(s); + return Z_OK; +} + + +function deflateReset(strm) { + var ret = deflateResetKeep(strm); + if (ret === Z_OK) { + lm_init(strm.state); + } + return ret; +} + + +function deflateSetHeader(strm, head) { + if (!strm || !strm.state) { return Z_STREAM_ERROR; } + if (strm.state.wrap !== 2) { return Z_STREAM_ERROR; } + strm.state.gzhead = head; + return Z_OK; +} + + +function deflateInit2(strm, level, method, windowBits, memLevel, strategy) { + if (!strm) { // === Z_NULL + return Z_STREAM_ERROR; + } + var wrap = 1; + + if (level === Z_DEFAULT_COMPRESSION) { + level = 6; + } + + if (windowBits < 0) { /* suppress zlib wrapper */ + wrap = 0; + windowBits = -windowBits; + } + + else if (windowBits > 15) { + wrap = 2; /* write gzip wrapper instead */ + windowBits -= 16; + } + + + if (memLevel < 1 || memLevel > MAX_MEM_LEVEL || method !== Z_DEFLATED || + windowBits < 8 || windowBits > 15 || level < 0 || level > 9 || + strategy < 0 || strategy > Z_FIXED) { + return err(strm, Z_STREAM_ERROR); + } + + + if (windowBits === 8) { + windowBits = 9; + } + /* until 256-byte window bug fixed */ + + var s = new DeflateState(); + + strm.state = s; + s.strm = strm; + + s.wrap = wrap; + s.gzhead = null; + s.w_bits = windowBits; + s.w_size = 1 << s.w_bits; + s.w_mask = s.w_size - 1; + + s.hash_bits = memLevel + 7; + s.hash_size = 1 << s.hash_bits; + s.hash_mask = s.hash_size - 1; + s.hash_shift = ~~((s.hash_bits + MIN_MATCH - 1) / MIN_MATCH); + + s.window = new utils.Buf8(s.w_size * 2); + s.head = new utils.Buf16(s.hash_size); + s.prev = new utils.Buf16(s.w_size); + + // Don't need mem init magic for JS. + //s.high_water = 0; /* nothing written to s->window yet */ + + s.lit_bufsize = 1 << (memLevel + 6); /* 16K elements by default */ + + s.pending_buf_size = s.lit_bufsize * 4; + + //overlay = (ushf *) ZALLOC(strm, s->lit_bufsize, sizeof(ush)+2); + //s->pending_buf = (uchf *) overlay; + s.pending_buf = new utils.Buf8(s.pending_buf_size); + + // It is offset from `s.pending_buf` (size is `s.lit_bufsize * 2`) + //s->d_buf = overlay + s->lit_bufsize/sizeof(ush); + s.d_buf = 1 * s.lit_bufsize; + + //s->l_buf = s->pending_buf + (1+sizeof(ush))*s->lit_bufsize; + s.l_buf = (1 + 2) * s.lit_bufsize; + + s.level = level; + s.strategy = strategy; + s.method = method; + + return deflateReset(strm); +} + +function deflateInit(strm, level) { + return deflateInit2(strm, level, Z_DEFLATED, MAX_WBITS, DEF_MEM_LEVEL, Z_DEFAULT_STRATEGY); +} + + +function deflate(strm, flush) { + var old_flush, s; + var beg, val; // for gzip header write only + + if (!strm || !strm.state || + flush > Z_BLOCK || flush < 0) { + return strm ? err(strm, Z_STREAM_ERROR) : Z_STREAM_ERROR; + } + + s = strm.state; + + if (!strm.output || + (!strm.input && strm.avail_in !== 0) || + (s.status === FINISH_STATE && flush !== Z_FINISH)) { + return err(strm, (strm.avail_out === 0) ? Z_BUF_ERROR : Z_STREAM_ERROR); + } + + s.strm = strm; /* just in case */ + old_flush = s.last_flush; + s.last_flush = flush; + + /* Write the header */ + if (s.status === INIT_STATE) { + + if (s.wrap === 2) { // GZIP header + strm.adler = 0; //crc32(0L, Z_NULL, 0); + put_byte(s, 31); + put_byte(s, 139); + put_byte(s, 8); + if (!s.gzhead) { // s->gzhead == Z_NULL + put_byte(s, 0); + put_byte(s, 0); + put_byte(s, 0); + put_byte(s, 0); + put_byte(s, 0); + put_byte(s, s.level === 9 ? 2 : + (s.strategy >= Z_HUFFMAN_ONLY || s.level < 2 ? + 4 : 0)); + put_byte(s, OS_CODE); + s.status = BUSY_STATE; + } + else { + put_byte(s, (s.gzhead.text ? 1 : 0) + + (s.gzhead.hcrc ? 2 : 0) + + (!s.gzhead.extra ? 0 : 4) + + (!s.gzhead.name ? 0 : 8) + + (!s.gzhead.comment ? 0 : 16) + ); + put_byte(s, s.gzhead.time & 0xff); + put_byte(s, (s.gzhead.time >> 8) & 0xff); + put_byte(s, (s.gzhead.time >> 16) & 0xff); + put_byte(s, (s.gzhead.time >> 24) & 0xff); + put_byte(s, s.level === 9 ? 2 : + (s.strategy >= Z_HUFFMAN_ONLY || s.level < 2 ? + 4 : 0)); + put_byte(s, s.gzhead.os & 0xff); + if (s.gzhead.extra && s.gzhead.extra.length) { + put_byte(s, s.gzhead.extra.length & 0xff); + put_byte(s, (s.gzhead.extra.length >> 8) & 0xff); + } + if (s.gzhead.hcrc) { + strm.adler = crc32(strm.adler, s.pending_buf, s.pending, 0); + } + s.gzindex = 0; + s.status = EXTRA_STATE; + } + } + else // DEFLATE header + { + var header = (Z_DEFLATED + ((s.w_bits - 8) << 4)) << 8; + var level_flags = -1; + + if (s.strategy >= Z_HUFFMAN_ONLY || s.level < 2) { + level_flags = 0; + } else if (s.level < 6) { + level_flags = 1; + } else if (s.level === 6) { + level_flags = 2; + } else { + level_flags = 3; + } + header |= (level_flags << 6); + if (s.strstart !== 0) { header |= PRESET_DICT; } + header += 31 - (header % 31); + + s.status = BUSY_STATE; + putShortMSB(s, header); + + /* Save the adler32 of the preset dictionary: */ + if (s.strstart !== 0) { + putShortMSB(s, strm.adler >>> 16); + putShortMSB(s, strm.adler & 0xffff); + } + strm.adler = 1; // adler32(0L, Z_NULL, 0); + } + } + +//#ifdef GZIP + if (s.status === EXTRA_STATE) { + if (s.gzhead.extra/* != Z_NULL*/) { + beg = s.pending; /* start of bytes to update crc */ + + while (s.gzindex < (s.gzhead.extra.length & 0xffff)) { + if (s.pending === s.pending_buf_size) { + if (s.gzhead.hcrc && s.pending > beg) { + strm.adler = crc32(strm.adler, s.pending_buf, s.pending - beg, beg); + } + flush_pending(strm); + beg = s.pending; + if (s.pending === s.pending_buf_size) { + break; + } + } + put_byte(s, s.gzhead.extra[s.gzindex] & 0xff); + s.gzindex++; + } + if (s.gzhead.hcrc && s.pending > beg) { + strm.adler = crc32(strm.adler, s.pending_buf, s.pending - beg, beg); + } + if (s.gzindex === s.gzhead.extra.length) { + s.gzindex = 0; + s.status = NAME_STATE; + } + } + else { + s.status = NAME_STATE; + } + } + if (s.status === NAME_STATE) { + if (s.gzhead.name/* != Z_NULL*/) { + beg = s.pending; /* start of bytes to update crc */ + //int val; + + do { + if (s.pending === s.pending_buf_size) { + if (s.gzhead.hcrc && s.pending > beg) { + strm.adler = crc32(strm.adler, s.pending_buf, s.pending - beg, beg); + } + flush_pending(strm); + beg = s.pending; + if (s.pending === s.pending_buf_size) { + val = 1; + break; + } + } + // JS specific: little magic to add zero terminator to end of string + if (s.gzindex < s.gzhead.name.length) { + val = s.gzhead.name.charCodeAt(s.gzindex++) & 0xff; + } else { + val = 0; + } + put_byte(s, val); + } while (val !== 0); + + if (s.gzhead.hcrc && s.pending > beg) { + strm.adler = crc32(strm.adler, s.pending_buf, s.pending - beg, beg); + } + if (val === 0) { + s.gzindex = 0; + s.status = COMMENT_STATE; + } + } + else { + s.status = COMMENT_STATE; + } + } + if (s.status === COMMENT_STATE) { + if (s.gzhead.comment/* != Z_NULL*/) { + beg = s.pending; /* start of bytes to update crc */ + //int val; + + do { + if (s.pending === s.pending_buf_size) { + if (s.gzhead.hcrc && s.pending > beg) { + strm.adler = crc32(strm.adler, s.pending_buf, s.pending - beg, beg); + } + flush_pending(strm); + beg = s.pending; + if (s.pending === s.pending_buf_size) { + val = 1; + break; + } + } + // JS specific: little magic to add zero terminator to end of string + if (s.gzindex < s.gzhead.comment.length) { + val = s.gzhead.comment.charCodeAt(s.gzindex++) & 0xff; + } else { + val = 0; + } + put_byte(s, val); + } while (val !== 0); + + if (s.gzhead.hcrc && s.pending > beg) { + strm.adler = crc32(strm.adler, s.pending_buf, s.pending - beg, beg); + } + if (val === 0) { + s.status = HCRC_STATE; + } + } + else { + s.status = HCRC_STATE; + } + } + if (s.status === HCRC_STATE) { + if (s.gzhead.hcrc) { + if (s.pending + 2 > s.pending_buf_size) { + flush_pending(strm); + } + if (s.pending + 2 <= s.pending_buf_size) { + put_byte(s, strm.adler & 0xff); + put_byte(s, (strm.adler >> 8) & 0xff); + strm.adler = 0; //crc32(0L, Z_NULL, 0); + s.status = BUSY_STATE; + } + } + else { + s.status = BUSY_STATE; + } + } +//#endif + + /* Flush as much pending output as possible */ + if (s.pending !== 0) { + flush_pending(strm); + if (strm.avail_out === 0) { + /* Since avail_out is 0, deflate will be called again with + * more output space, but possibly with both pending and + * avail_in equal to zero. There won't be anything to do, + * but this is not an error situation so make sure we + * return OK instead of BUF_ERROR at next call of deflate: + */ + s.last_flush = -1; + return Z_OK; + } + + /* Make sure there is something to do and avoid duplicate consecutive + * flushes. For repeated and useless calls with Z_FINISH, we keep + * returning Z_STREAM_END instead of Z_BUF_ERROR. + */ + } else if (strm.avail_in === 0 && rank(flush) <= rank(old_flush) && + flush !== Z_FINISH) { + return err(strm, Z_BUF_ERROR); + } + + /* User must not provide more input after the first FINISH: */ + if (s.status === FINISH_STATE && strm.avail_in !== 0) { + return err(strm, Z_BUF_ERROR); + } + + /* Start a new block or continue the current one. + */ + if (strm.avail_in !== 0 || s.lookahead !== 0 || + (flush !== Z_NO_FLUSH && s.status !== FINISH_STATE)) { + var bstate = (s.strategy === Z_HUFFMAN_ONLY) ? deflate_huff(s, flush) : + (s.strategy === Z_RLE ? deflate_rle(s, flush) : + configuration_table[s.level].func(s, flush)); + + if (bstate === BS_FINISH_STARTED || bstate === BS_FINISH_DONE) { + s.status = FINISH_STATE; + } + if (bstate === BS_NEED_MORE || bstate === BS_FINISH_STARTED) { + if (strm.avail_out === 0) { + s.last_flush = -1; + /* avoid BUF_ERROR next call, see above */ + } + return Z_OK; + /* If flush != Z_NO_FLUSH && avail_out == 0, the next call + * of deflate should use the same flush parameter to make sure + * that the flush is complete. So we don't have to output an + * empty block here, this will be done at next call. This also + * ensures that for a very small output buffer, we emit at most + * one empty block. + */ + } + if (bstate === BS_BLOCK_DONE) { + if (flush === Z_PARTIAL_FLUSH) { + trees._tr_align(s); + } + else if (flush !== Z_BLOCK) { /* FULL_FLUSH or SYNC_FLUSH */ + + trees._tr_stored_block(s, 0, 0, false); + /* For a full flush, this empty block will be recognized + * as a special marker by inflate_sync(). + */ + if (flush === Z_FULL_FLUSH) { + /*** CLEAR_HASH(s); ***/ /* forget history */ + zero(s.head); // Fill with NIL (= 0); + + if (s.lookahead === 0) { + s.strstart = 0; + s.block_start = 0; + s.insert = 0; + } + } + } + flush_pending(strm); + if (strm.avail_out === 0) { + s.last_flush = -1; /* avoid BUF_ERROR at next call, see above */ + return Z_OK; + } + } + } + //Assert(strm->avail_out > 0, "bug2"); + //if (strm.avail_out <= 0) { throw new Error("bug2");} + + if (flush !== Z_FINISH) { return Z_OK; } + if (s.wrap <= 0) { return Z_STREAM_END; } + + /* Write the trailer */ + if (s.wrap === 2) { + put_byte(s, strm.adler & 0xff); + put_byte(s, (strm.adler >> 8) & 0xff); + put_byte(s, (strm.adler >> 16) & 0xff); + put_byte(s, (strm.adler >> 24) & 0xff); + put_byte(s, strm.total_in & 0xff); + put_byte(s, (strm.total_in >> 8) & 0xff); + put_byte(s, (strm.total_in >> 16) & 0xff); + put_byte(s, (strm.total_in >> 24) & 0xff); + } + else + { + putShortMSB(s, strm.adler >>> 16); + putShortMSB(s, strm.adler & 0xffff); + } + + flush_pending(strm); + /* If avail_out is zero, the application will call deflate again + * to flush the rest. + */ + if (s.wrap > 0) { s.wrap = -s.wrap; } + /* write the trailer only once! */ + return s.pending !== 0 ? Z_OK : Z_STREAM_END; +} + +function deflateEnd(strm) { + var status; + + if (!strm/*== Z_NULL*/ || !strm.state/*== Z_NULL*/) { + return Z_STREAM_ERROR; + } + + status = strm.state.status; + if (status !== INIT_STATE && + status !== EXTRA_STATE && + status !== NAME_STATE && + status !== COMMENT_STATE && + status !== HCRC_STATE && + status !== BUSY_STATE && + status !== FINISH_STATE + ) { + return err(strm, Z_STREAM_ERROR); + } + + strm.state = null; + + return status === BUSY_STATE ? err(strm, Z_DATA_ERROR) : Z_OK; +} + + +/* ========================================================================= + * Initializes the compression dictionary from the given byte + * sequence without producing any compressed output. + */ +function deflateSetDictionary(strm, dictionary) { + var dictLength = dictionary.length; + + var s; + var str, n; + var wrap; + var avail; + var next; + var input; + var tmpDict; + + if (!strm/*== Z_NULL*/ || !strm.state/*== Z_NULL*/) { + return Z_STREAM_ERROR; + } + + s = strm.state; + wrap = s.wrap; + + if (wrap === 2 || (wrap === 1 && s.status !== INIT_STATE) || s.lookahead) { + return Z_STREAM_ERROR; + } + + /* when using zlib wrappers, compute Adler-32 for provided dictionary */ + if (wrap === 1) { + /* adler32(strm->adler, dictionary, dictLength); */ + strm.adler = adler32(strm.adler, dictionary, dictLength, 0); + } + + s.wrap = 0; /* avoid computing Adler-32 in read_buf */ + + /* if dictionary would fill window, just replace the history */ + if (dictLength >= s.w_size) { + if (wrap === 0) { /* already empty otherwise */ + /*** CLEAR_HASH(s); ***/ + zero(s.head); // Fill with NIL (= 0); + s.strstart = 0; + s.block_start = 0; + s.insert = 0; + } + /* use the tail */ + // dictionary = dictionary.slice(dictLength - s.w_size); + tmpDict = new utils.Buf8(s.w_size); + utils.arraySet(tmpDict, dictionary, dictLength - s.w_size, s.w_size, 0); + dictionary = tmpDict; + dictLength = s.w_size; + } + /* insert dictionary into window and hash */ + avail = strm.avail_in; + next = strm.next_in; + input = strm.input; + strm.avail_in = dictLength; + strm.next_in = 0; + strm.input = dictionary; + fill_window(s); + while (s.lookahead >= MIN_MATCH) { + str = s.strstart; + n = s.lookahead - (MIN_MATCH - 1); + do { + /* UPDATE_HASH(s, s->ins_h, s->window[str + MIN_MATCH-1]); */ + s.ins_h = ((s.ins_h << s.hash_shift) ^ s.window[str + MIN_MATCH - 1]) & s.hash_mask; + + s.prev[str & s.w_mask] = s.head[s.ins_h]; + + s.head[s.ins_h] = str; + str++; + } while (--n); + s.strstart = str; + s.lookahead = MIN_MATCH - 1; + fill_window(s); + } + s.strstart += s.lookahead; + s.block_start = s.strstart; + s.insert = s.lookahead; + s.lookahead = 0; + s.match_length = s.prev_length = MIN_MATCH - 1; + s.match_available = 0; + strm.next_in = next; + strm.input = input; + strm.avail_in = avail; + s.wrap = wrap; + return Z_OK; +} + + +exports.deflateInit = deflateInit; +exports.deflateInit2 = deflateInit2; +exports.deflateReset = deflateReset; +exports.deflateResetKeep = deflateResetKeep; +exports.deflateSetHeader = deflateSetHeader; +exports.deflate = deflate; +exports.deflateEnd = deflateEnd; +exports.deflateSetDictionary = deflateSetDictionary; +exports.deflateInfo = 'pako deflate (from Nodeca project)'; + +/* Not implemented +exports.deflateBound = deflateBound; +exports.deflateCopy = deflateCopy; +exports.deflateParams = deflateParams; +exports.deflatePending = deflatePending; +exports.deflatePrime = deflatePrime; +exports.deflateTune = deflateTune; +*/ + +},{"../utils/common":53,"./adler32":55,"./crc32":57,"./messages":63,"./trees":64}],59:[function(require,module,exports){ +'use strict'; + +// (C) 1995-2013 Jean-loup Gailly and Mark Adler +// (C) 2014-2017 Vitaly Puzrin and Andrey Tupitsin +// +// This software is provided 'as-is', without any express or implied +// warranty. In no event will the authors be held liable for any damages +// arising from the use of this software. +// +// Permission is granted to anyone to use this software for any purpose, +// including commercial applications, and to alter it and redistribute it +// freely, subject to the following restrictions: +// +// 1. The origin of this software must not be misrepresented; you must not +// claim that you wrote the original software. If you use this software +// in a product, an acknowledgment in the product documentation would be +// appreciated but is not required. +// 2. Altered source versions must be plainly marked as such, and must not be +// misrepresented as being the original software. +// 3. This notice may not be removed or altered from any source distribution. + +function GZheader() { + /* true if compressed data believed to be text */ + this.text = 0; + /* modification time */ + this.time = 0; + /* extra flags (not used when writing a gzip file) */ + this.xflags = 0; + /* operating system */ + this.os = 0; + /* pointer to extra field or Z_NULL if none */ + this.extra = null; + /* extra field length (valid if extra != Z_NULL) */ + this.extra_len = 0; // Actually, we don't need it in JS, + // but leave for few code modifications + + // + // Setup limits is not necessary because in js we should not preallocate memory + // for inflate use constant limit in 65536 bytes + // + + /* space at extra (only when reading header) */ + // this.extra_max = 0; + /* pointer to zero-terminated file name or Z_NULL */ + this.name = ''; + /* space at name (only when reading header) */ + // this.name_max = 0; + /* pointer to zero-terminated comment or Z_NULL */ + this.comment = ''; + /* space at comment (only when reading header) */ + // this.comm_max = 0; + /* true if there was or will be a header crc */ + this.hcrc = 0; + /* true when done reading gzip header (not used when writing a gzip file) */ + this.done = false; +} + +module.exports = GZheader; + +},{}],60:[function(require,module,exports){ +'use strict'; + +// (C) 1995-2013 Jean-loup Gailly and Mark Adler +// (C) 2014-2017 Vitaly Puzrin and Andrey Tupitsin +// +// This software is provided 'as-is', without any express or implied +// warranty. In no event will the authors be held liable for any damages +// arising from the use of this software. +// +// Permission is granted to anyone to use this software for any purpose, +// including commercial applications, and to alter it and redistribute it +// freely, subject to the following restrictions: +// +// 1. The origin of this software must not be misrepresented; you must not +// claim that you wrote the original software. If you use this software +// in a product, an acknowledgment in the product documentation would be +// appreciated but is not required. +// 2. Altered source versions must be plainly marked as such, and must not be +// misrepresented as being the original software. +// 3. This notice may not be removed or altered from any source distribution. + +// See state defs from inflate.js +var BAD = 30; /* got a data error -- remain here until reset */ +var TYPE = 12; /* i: waiting for type bits, including last-flag bit */ + +/* + Decode literal, length, and distance codes and write out the resulting + literal and match bytes until either not enough input or output is + available, an end-of-block is encountered, or a data error is encountered. + When large enough input and output buffers are supplied to inflate(), for + example, a 16K input buffer and a 64K output buffer, more than 95% of the + inflate execution time is spent in this routine. + + Entry assumptions: + + state.mode === LEN + strm.avail_in >= 6 + strm.avail_out >= 258 + start >= strm.avail_out + state.bits < 8 + + On return, state.mode is one of: + + LEN -- ran out of enough output space or enough available input + TYPE -- reached end of block code, inflate() to interpret next block + BAD -- error in block data + + Notes: + + - The maximum input bits used by a length/distance pair is 15 bits for the + length code, 5 bits for the length extra, 15 bits for the distance code, + and 13 bits for the distance extra. This totals 48 bits, or six bytes. + Therefore if strm.avail_in >= 6, then there is enough input to avoid + checking for available input while decoding. + + - The maximum bytes that a single length/distance pair can output is 258 + bytes, which is the maximum length that can be coded. inflate_fast() + requires strm.avail_out >= 258 for each loop to avoid checking for + output space. + */ +module.exports = function inflate_fast(strm, start) { + var state; + var _in; /* local strm.input */ + var last; /* have enough input while in < last */ + var _out; /* local strm.output */ + var beg; /* inflate()'s initial strm.output */ + var end; /* while out < end, enough space available */ +//#ifdef INFLATE_STRICT + var dmax; /* maximum distance from zlib header */ +//#endif + var wsize; /* window size or zero if not using window */ + var whave; /* valid bytes in the window */ + var wnext; /* window write index */ + // Use `s_window` instead `window`, avoid conflict with instrumentation tools + var s_window; /* allocated sliding window, if wsize != 0 */ + var hold; /* local strm.hold */ + var bits; /* local strm.bits */ + var lcode; /* local strm.lencode */ + var dcode; /* local strm.distcode */ + var lmask; /* mask for first level of length codes */ + var dmask; /* mask for first level of distance codes */ + var here; /* retrieved table entry */ + var op; /* code bits, operation, extra bits, or */ + /* window position, window bytes to copy */ + var len; /* match length, unused bytes */ + var dist; /* match distance */ + var from; /* where to copy match from */ + var from_source; + + + var input, output; // JS specific, because we have no pointers + + /* copy state to local variables */ + state = strm.state; + //here = state.here; + _in = strm.next_in; + input = strm.input; + last = _in + (strm.avail_in - 5); + _out = strm.next_out; + output = strm.output; + beg = _out - (start - strm.avail_out); + end = _out + (strm.avail_out - 257); +//#ifdef INFLATE_STRICT + dmax = state.dmax; +//#endif + wsize = state.wsize; + whave = state.whave; + wnext = state.wnext; + s_window = state.window; + hold = state.hold; + bits = state.bits; + lcode = state.lencode; + dcode = state.distcode; + lmask = (1 << state.lenbits) - 1; + dmask = (1 << state.distbits) - 1; + + + /* decode literals and length/distances until end-of-block or not enough + input data or output space */ + + top: + do { + if (bits < 15) { + hold += input[_in++] << bits; + bits += 8; + hold += input[_in++] << bits; + bits += 8; + } + + here = lcode[hold & lmask]; + + dolen: + for (;;) { // Goto emulation + op = here >>> 24/*here.bits*/; + hold >>>= op; + bits -= op; + op = (here >>> 16) & 0xff/*here.op*/; + if (op === 0) { /* literal */ + //Tracevv((stderr, here.val >= 0x20 && here.val < 0x7f ? + // "inflate: literal '%c'\n" : + // "inflate: literal 0x%02x\n", here.val)); + output[_out++] = here & 0xffff/*here.val*/; + } + else if (op & 16) { /* length base */ + len = here & 0xffff/*here.val*/; + op &= 15; /* number of extra bits */ + if (op) { + if (bits < op) { + hold += input[_in++] << bits; + bits += 8; + } + len += hold & ((1 << op) - 1); + hold >>>= op; + bits -= op; + } + //Tracevv((stderr, "inflate: length %u\n", len)); + if (bits < 15) { + hold += input[_in++] << bits; + bits += 8; + hold += input[_in++] << bits; + bits += 8; + } + here = dcode[hold & dmask]; + + dodist: + for (;;) { // goto emulation + op = here >>> 24/*here.bits*/; + hold >>>= op; + bits -= op; + op = (here >>> 16) & 0xff/*here.op*/; + + if (op & 16) { /* distance base */ + dist = here & 0xffff/*here.val*/; + op &= 15; /* number of extra bits */ + if (bits < op) { + hold += input[_in++] << bits; + bits += 8; + if (bits < op) { + hold += input[_in++] << bits; + bits += 8; + } + } + dist += hold & ((1 << op) - 1); +//#ifdef INFLATE_STRICT + if (dist > dmax) { + strm.msg = 'invalid distance too far back'; + state.mode = BAD; + break top; + } +//#endif + hold >>>= op; + bits -= op; + //Tracevv((stderr, "inflate: distance %u\n", dist)); + op = _out - beg; /* max distance in output */ + if (dist > op) { /* see if copy from window */ + op = dist - op; /* distance back in window */ + if (op > whave) { + if (state.sane) { + strm.msg = 'invalid distance too far back'; + state.mode = BAD; + break top; + } + +// (!) This block is disabled in zlib defaults, +// don't enable it for binary compatibility +//#ifdef INFLATE_ALLOW_INVALID_DISTANCE_TOOFAR_ARRR +// if (len <= op - whave) { +// do { +// output[_out++] = 0; +// } while (--len); +// continue top; +// } +// len -= op - whave; +// do { +// output[_out++] = 0; +// } while (--op > whave); +// if (op === 0) { +// from = _out - dist; +// do { +// output[_out++] = output[from++]; +// } while (--len); +// continue top; +// } +//#endif + } + from = 0; // window index + from_source = s_window; + if (wnext === 0) { /* very common case */ + from += wsize - op; + if (op < len) { /* some from window */ + len -= op; + do { + output[_out++] = s_window[from++]; + } while (--op); + from = _out - dist; /* rest from output */ + from_source = output; + } + } + else if (wnext < op) { /* wrap around window */ + from += wsize + wnext - op; + op -= wnext; + if (op < len) { /* some from end of window */ + len -= op; + do { + output[_out++] = s_window[from++]; + } while (--op); + from = 0; + if (wnext < len) { /* some from start of window */ + op = wnext; + len -= op; + do { + output[_out++] = s_window[from++]; + } while (--op); + from = _out - dist; /* rest from output */ + from_source = output; + } + } + } + else { /* contiguous in window */ + from += wnext - op; + if (op < len) { /* some from window */ + len -= op; + do { + output[_out++] = s_window[from++]; + } while (--op); + from = _out - dist; /* rest from output */ + from_source = output; + } + } + while (len > 2) { + output[_out++] = from_source[from++]; + output[_out++] = from_source[from++]; + output[_out++] = from_source[from++]; + len -= 3; + } + if (len) { + output[_out++] = from_source[from++]; + if (len > 1) { + output[_out++] = from_source[from++]; + } + } + } + else { + from = _out - dist; /* copy direct from output */ + do { /* minimum length is three */ + output[_out++] = output[from++]; + output[_out++] = output[from++]; + output[_out++] = output[from++]; + len -= 3; + } while (len > 2); + if (len) { + output[_out++] = output[from++]; + if (len > 1) { + output[_out++] = output[from++]; + } + } + } + } + else if ((op & 64) === 0) { /* 2nd level distance code */ + here = dcode[(here & 0xffff)/*here.val*/ + (hold & ((1 << op) - 1))]; + continue dodist; + } + else { + strm.msg = 'invalid distance code'; + state.mode = BAD; + break top; + } + + break; // need to emulate goto via "continue" + } + } + else if ((op & 64) === 0) { /* 2nd level length code */ + here = lcode[(here & 0xffff)/*here.val*/ + (hold & ((1 << op) - 1))]; + continue dolen; + } + else if (op & 32) { /* end-of-block */ + //Tracevv((stderr, "inflate: end of block\n")); + state.mode = TYPE; + break top; + } + else { + strm.msg = 'invalid literal/length code'; + state.mode = BAD; + break top; + } + + break; // need to emulate goto via "continue" + } + } while (_in < last && _out < end); + + /* return unused bytes (on entry, bits < 8, so in won't go too far back) */ + len = bits >> 3; + _in -= len; + bits -= len << 3; + hold &= (1 << bits) - 1; + + /* update state and return */ + strm.next_in = _in; + strm.next_out = _out; + strm.avail_in = (_in < last ? 5 + (last - _in) : 5 - (_in - last)); + strm.avail_out = (_out < end ? 257 + (end - _out) : 257 - (_out - end)); + state.hold = hold; + state.bits = bits; + return; +}; + +},{}],61:[function(require,module,exports){ +'use strict'; + +// (C) 1995-2013 Jean-loup Gailly and Mark Adler +// (C) 2014-2017 Vitaly Puzrin and Andrey Tupitsin +// +// This software is provided 'as-is', without any express or implied +// warranty. In no event will the authors be held liable for any damages +// arising from the use of this software. +// +// Permission is granted to anyone to use this software for any purpose, +// including commercial applications, and to alter it and redistribute it +// freely, subject to the following restrictions: +// +// 1. The origin of this software must not be misrepresented; you must not +// claim that you wrote the original software. If you use this software +// in a product, an acknowledgment in the product documentation would be +// appreciated but is not required. +// 2. Altered source versions must be plainly marked as such, and must not be +// misrepresented as being the original software. +// 3. This notice may not be removed or altered from any source distribution. + +var utils = require('../utils/common'); +var adler32 = require('./adler32'); +var crc32 = require('./crc32'); +var inflate_fast = require('./inffast'); +var inflate_table = require('./inftrees'); + +var CODES = 0; +var LENS = 1; +var DISTS = 2; + +/* Public constants ==========================================================*/ +/* ===========================================================================*/ + + +/* Allowed flush values; see deflate() and inflate() below for details */ +//var Z_NO_FLUSH = 0; +//var Z_PARTIAL_FLUSH = 1; +//var Z_SYNC_FLUSH = 2; +//var Z_FULL_FLUSH = 3; +var Z_FINISH = 4; +var Z_BLOCK = 5; +var Z_TREES = 6; + + +/* Return codes for the compression/decompression functions. Negative values + * are errors, positive values are used for special but normal events. + */ +var Z_OK = 0; +var Z_STREAM_END = 1; +var Z_NEED_DICT = 2; +//var Z_ERRNO = -1; +var Z_STREAM_ERROR = -2; +var Z_DATA_ERROR = -3; +var Z_MEM_ERROR = -4; +var Z_BUF_ERROR = -5; +//var Z_VERSION_ERROR = -6; + +/* The deflate compression method */ +var Z_DEFLATED = 8; + + +/* STATES ====================================================================*/ +/* ===========================================================================*/ + + +var HEAD = 1; /* i: waiting for magic header */ +var FLAGS = 2; /* i: waiting for method and flags (gzip) */ +var TIME = 3; /* i: waiting for modification time (gzip) */ +var OS = 4; /* i: waiting for extra flags and operating system (gzip) */ +var EXLEN = 5; /* i: waiting for extra length (gzip) */ +var EXTRA = 6; /* i: waiting for extra bytes (gzip) */ +var NAME = 7; /* i: waiting for end of file name (gzip) */ +var COMMENT = 8; /* i: waiting for end of comment (gzip) */ +var HCRC = 9; /* i: waiting for header crc (gzip) */ +var DICTID = 10; /* i: waiting for dictionary check value */ +var DICT = 11; /* waiting for inflateSetDictionary() call */ +var TYPE = 12; /* i: waiting for type bits, including last-flag bit */ +var TYPEDO = 13; /* i: same, but skip check to exit inflate on new block */ +var STORED = 14; /* i: waiting for stored size (length and complement) */ +var COPY_ = 15; /* i/o: same as COPY below, but only first time in */ +var COPY = 16; /* i/o: waiting for input or output to copy stored block */ +var TABLE = 17; /* i: waiting for dynamic block table lengths */ +var LENLENS = 18; /* i: waiting for code length code lengths */ +var CODELENS = 19; /* i: waiting for length/lit and distance code lengths */ +var LEN_ = 20; /* i: same as LEN below, but only first time in */ +var LEN = 21; /* i: waiting for length/lit/eob code */ +var LENEXT = 22; /* i: waiting for length extra bits */ +var DIST = 23; /* i: waiting for distance code */ +var DISTEXT = 24; /* i: waiting for distance extra bits */ +var MATCH = 25; /* o: waiting for output space to copy string */ +var LIT = 26; /* o: waiting for output space to write literal */ +var CHECK = 27; /* i: waiting for 32-bit check value */ +var LENGTH = 28; /* i: waiting for 32-bit length (gzip) */ +var DONE = 29; /* finished check, done -- remain here until reset */ +var BAD = 30; /* got a data error -- remain here until reset */ +var MEM = 31; /* got an inflate() memory error -- remain here until reset */ +var SYNC = 32; /* looking for synchronization bytes to restart inflate() */ + +/* ===========================================================================*/ + + + +var ENOUGH_LENS = 852; +var ENOUGH_DISTS = 592; +//var ENOUGH = (ENOUGH_LENS+ENOUGH_DISTS); + +var MAX_WBITS = 15; +/* 32K LZ77 window */ +var DEF_WBITS = MAX_WBITS; + + +function zswap32(q) { + return (((q >>> 24) & 0xff) + + ((q >>> 8) & 0xff00) + + ((q & 0xff00) << 8) + + ((q & 0xff) << 24)); +} + + +function InflateState() { + this.mode = 0; /* current inflate mode */ + this.last = false; /* true if processing last block */ + this.wrap = 0; /* bit 0 true for zlib, bit 1 true for gzip */ + this.havedict = false; /* true if dictionary provided */ + this.flags = 0; /* gzip header method and flags (0 if zlib) */ + this.dmax = 0; /* zlib header max distance (INFLATE_STRICT) */ + this.check = 0; /* protected copy of check value */ + this.total = 0; /* protected copy of output count */ + // TODO: may be {} + this.head = null; /* where to save gzip header information */ + + /* sliding window */ + this.wbits = 0; /* log base 2 of requested window size */ + this.wsize = 0; /* window size or zero if not using window */ + this.whave = 0; /* valid bytes in the window */ + this.wnext = 0; /* window write index */ + this.window = null; /* allocated sliding window, if needed */ + + /* bit accumulator */ + this.hold = 0; /* input bit accumulator */ + this.bits = 0; /* number of bits in "in" */ + + /* for string and stored block copying */ + this.length = 0; /* literal or length of data to copy */ + this.offset = 0; /* distance back to copy string from */ + + /* for table and code decoding */ + this.extra = 0; /* extra bits needed */ + + /* fixed and dynamic code tables */ + this.lencode = null; /* starting table for length/literal codes */ + this.distcode = null; /* starting table for distance codes */ + this.lenbits = 0; /* index bits for lencode */ + this.distbits = 0; /* index bits for distcode */ + + /* dynamic table building */ + this.ncode = 0; /* number of code length code lengths */ + this.nlen = 0; /* number of length code lengths */ + this.ndist = 0; /* number of distance code lengths */ + this.have = 0; /* number of code lengths in lens[] */ + this.next = null; /* next available space in codes[] */ + + this.lens = new utils.Buf16(320); /* temporary storage for code lengths */ + this.work = new utils.Buf16(288); /* work area for code table building */ + + /* + because we don't have pointers in js, we use lencode and distcode directly + as buffers so we don't need codes + */ + //this.codes = new utils.Buf32(ENOUGH); /* space for code tables */ + this.lendyn = null; /* dynamic table for length/literal codes (JS specific) */ + this.distdyn = null; /* dynamic table for distance codes (JS specific) */ + this.sane = 0; /* if false, allow invalid distance too far */ + this.back = 0; /* bits back of last unprocessed length/lit */ + this.was = 0; /* initial length of match */ +} + +function inflateResetKeep(strm) { + var state; + + if (!strm || !strm.state) { return Z_STREAM_ERROR; } + state = strm.state; + strm.total_in = strm.total_out = state.total = 0; + strm.msg = ''; /*Z_NULL*/ + if (state.wrap) { /* to support ill-conceived Java test suite */ + strm.adler = state.wrap & 1; + } + state.mode = HEAD; + state.last = 0; + state.havedict = 0; + state.dmax = 32768; + state.head = null/*Z_NULL*/; + state.hold = 0; + state.bits = 0; + //state.lencode = state.distcode = state.next = state.codes; + state.lencode = state.lendyn = new utils.Buf32(ENOUGH_LENS); + state.distcode = state.distdyn = new utils.Buf32(ENOUGH_DISTS); + + state.sane = 1; + state.back = -1; + //Tracev((stderr, "inflate: reset\n")); + return Z_OK; +} + +function inflateReset(strm) { + var state; + + if (!strm || !strm.state) { return Z_STREAM_ERROR; } + state = strm.state; + state.wsize = 0; + state.whave = 0; + state.wnext = 0; + return inflateResetKeep(strm); + +} + +function inflateReset2(strm, windowBits) { + var wrap; + var state; + + /* get the state */ + if (!strm || !strm.state) { return Z_STREAM_ERROR; } + state = strm.state; + + /* extract wrap request from windowBits parameter */ + if (windowBits < 0) { + wrap = 0; + windowBits = -windowBits; + } + else { + wrap = (windowBits >> 4) + 1; + if (windowBits < 48) { + windowBits &= 15; + } + } + + /* set number of window bits, free window if different */ + if (windowBits && (windowBits < 8 || windowBits > 15)) { + return Z_STREAM_ERROR; + } + if (state.window !== null && state.wbits !== windowBits) { + state.window = null; + } + + /* update state and reset the rest of it */ + state.wrap = wrap; + state.wbits = windowBits; + return inflateReset(strm); +} + +function inflateInit2(strm, windowBits) { + var ret; + var state; + + if (!strm) { return Z_STREAM_ERROR; } + //strm.msg = Z_NULL; /* in case we return an error */ + + state = new InflateState(); + + //if (state === Z_NULL) return Z_MEM_ERROR; + //Tracev((stderr, "inflate: allocated\n")); + strm.state = state; + state.window = null/*Z_NULL*/; + ret = inflateReset2(strm, windowBits); + if (ret !== Z_OK) { + strm.state = null/*Z_NULL*/; + } + return ret; +} + +function inflateInit(strm) { + return inflateInit2(strm, DEF_WBITS); +} + + +/* + Return state with length and distance decoding tables and index sizes set to + fixed code decoding. Normally this returns fixed tables from inffixed.h. + If BUILDFIXED is defined, then instead this routine builds the tables the + first time it's called, and returns those tables the first time and + thereafter. This reduces the size of the code by about 2K bytes, in + exchange for a little execution time. However, BUILDFIXED should not be + used for threaded applications, since the rewriting of the tables and virgin + may not be thread-safe. + */ +var virgin = true; + +var lenfix, distfix; // We have no pointers in JS, so keep tables separate + +function fixedtables(state) { + /* build fixed huffman tables if first call (may not be thread safe) */ + if (virgin) { + var sym; + + lenfix = new utils.Buf32(512); + distfix = new utils.Buf32(32); + + /* literal/length table */ + sym = 0; + while (sym < 144) { state.lens[sym++] = 8; } + while (sym < 256) { state.lens[sym++] = 9; } + while (sym < 280) { state.lens[sym++] = 7; } + while (sym < 288) { state.lens[sym++] = 8; } + + inflate_table(LENS, state.lens, 0, 288, lenfix, 0, state.work, { bits: 9 }); + + /* distance table */ + sym = 0; + while (sym < 32) { state.lens[sym++] = 5; } + + inflate_table(DISTS, state.lens, 0, 32, distfix, 0, state.work, { bits: 5 }); + + /* do this just once */ + virgin = false; + } + + state.lencode = lenfix; + state.lenbits = 9; + state.distcode = distfix; + state.distbits = 5; +} + + +/* + Update the window with the last wsize (normally 32K) bytes written before + returning. If window does not exist yet, create it. This is only called + when a window is already in use, or when output has been written during this + inflate call, but the end of the deflate stream has not been reached yet. + It is also called to create a window for dictionary data when a dictionary + is loaded. + + Providing output buffers larger than 32K to inflate() should provide a speed + advantage, since only the last 32K of output is copied to the sliding window + upon return from inflate(), and since all distances after the first 32K of + output will fall in the output data, making match copies simpler and faster. + The advantage may be dependent on the size of the processor's data caches. + */ +function updatewindow(strm, src, end, copy) { + var dist; + var state = strm.state; + + /* if it hasn't been done already, allocate space for the window */ + if (state.window === null) { + state.wsize = 1 << state.wbits; + state.wnext = 0; + state.whave = 0; + + state.window = new utils.Buf8(state.wsize); + } + + /* copy state->wsize or less output bytes into the circular window */ + if (copy >= state.wsize) { + utils.arraySet(state.window, src, end - state.wsize, state.wsize, 0); + state.wnext = 0; + state.whave = state.wsize; + } + else { + dist = state.wsize - state.wnext; + if (dist > copy) { + dist = copy; + } + //zmemcpy(state->window + state->wnext, end - copy, dist); + utils.arraySet(state.window, src, end - copy, dist, state.wnext); + copy -= dist; + if (copy) { + //zmemcpy(state->window, end - copy, copy); + utils.arraySet(state.window, src, end - copy, copy, 0); + state.wnext = copy; + state.whave = state.wsize; + } + else { + state.wnext += dist; + if (state.wnext === state.wsize) { state.wnext = 0; } + if (state.whave < state.wsize) { state.whave += dist; } + } + } + return 0; +} + +function inflate(strm, flush) { + var state; + var input, output; // input/output buffers + var next; /* next input INDEX */ + var put; /* next output INDEX */ + var have, left; /* available input and output */ + var hold; /* bit buffer */ + var bits; /* bits in bit buffer */ + var _in, _out; /* save starting available input and output */ + var copy; /* number of stored or match bytes to copy */ + var from; /* where to copy match bytes from */ + var from_source; + var here = 0; /* current decoding table entry */ + var here_bits, here_op, here_val; // paked "here" denormalized (JS specific) + //var last; /* parent table entry */ + var last_bits, last_op, last_val; // paked "last" denormalized (JS specific) + var len; /* length to copy for repeats, bits to drop */ + var ret; /* return code */ + var hbuf = new utils.Buf8(4); /* buffer for gzip header crc calculation */ + var opts; + + var n; // temporary var for NEED_BITS + + var order = /* permutation of code lengths */ + [ 16, 17, 18, 0, 8, 7, 9, 6, 10, 5, 11, 4, 12, 3, 13, 2, 14, 1, 15 ]; + + + if (!strm || !strm.state || !strm.output || + (!strm.input && strm.avail_in !== 0)) { + return Z_STREAM_ERROR; + } + + state = strm.state; + if (state.mode === TYPE) { state.mode = TYPEDO; } /* skip check */ + + + //--- LOAD() --- + put = strm.next_out; + output = strm.output; + left = strm.avail_out; + next = strm.next_in; + input = strm.input; + have = strm.avail_in; + hold = state.hold; + bits = state.bits; + //--- + + _in = have; + _out = left; + ret = Z_OK; + + inf_leave: // goto emulation + for (;;) { + switch (state.mode) { + case HEAD: + if (state.wrap === 0) { + state.mode = TYPEDO; + break; + } + //=== NEEDBITS(16); + while (bits < 16) { + if (have === 0) { break inf_leave; } + have--; + hold += input[next++] << bits; + bits += 8; + } + //===// + if ((state.wrap & 2) && hold === 0x8b1f) { /* gzip header */ + state.check = 0/*crc32(0L, Z_NULL, 0)*/; + //=== CRC2(state.check, hold); + hbuf[0] = hold & 0xff; + hbuf[1] = (hold >>> 8) & 0xff; + state.check = crc32(state.check, hbuf, 2, 0); + //===// + + //=== INITBITS(); + hold = 0; + bits = 0; + //===// + state.mode = FLAGS; + break; + } + state.flags = 0; /* expect zlib header */ + if (state.head) { + state.head.done = false; + } + if (!(state.wrap & 1) || /* check if zlib header allowed */ + (((hold & 0xff)/*BITS(8)*/ << 8) + (hold >> 8)) % 31) { + strm.msg = 'incorrect header check'; + state.mode = BAD; + break; + } + if ((hold & 0x0f)/*BITS(4)*/ !== Z_DEFLATED) { + strm.msg = 'unknown compression method'; + state.mode = BAD; + break; + } + //--- DROPBITS(4) ---// + hold >>>= 4; + bits -= 4; + //---// + len = (hold & 0x0f)/*BITS(4)*/ + 8; + if (state.wbits === 0) { + state.wbits = len; + } + else if (len > state.wbits) { + strm.msg = 'invalid window size'; + state.mode = BAD; + break; + } + state.dmax = 1 << len; + //Tracev((stderr, "inflate: zlib header ok\n")); + strm.adler = state.check = 1/*adler32(0L, Z_NULL, 0)*/; + state.mode = hold & 0x200 ? DICTID : TYPE; + //=== INITBITS(); + hold = 0; + bits = 0; + //===// + break; + case FLAGS: + //=== NEEDBITS(16); */ + while (bits < 16) { + if (have === 0) { break inf_leave; } + have--; + hold += input[next++] << bits; + bits += 8; + } + //===// + state.flags = hold; + if ((state.flags & 0xff) !== Z_DEFLATED) { + strm.msg = 'unknown compression method'; + state.mode = BAD; + break; + } + if (state.flags & 0xe000) { + strm.msg = 'unknown header flags set'; + state.mode = BAD; + break; + } + if (state.head) { + state.head.text = ((hold >> 8) & 1); + } + if (state.flags & 0x0200) { + //=== CRC2(state.check, hold); + hbuf[0] = hold & 0xff; + hbuf[1] = (hold >>> 8) & 0xff; + state.check = crc32(state.check, hbuf, 2, 0); + //===// + } + //=== INITBITS(); + hold = 0; + bits = 0; + //===// + state.mode = TIME; + /* falls through */ + case TIME: + //=== NEEDBITS(32); */ + while (bits < 32) { + if (have === 0) { break inf_leave; } + have--; + hold += input[next++] << bits; + bits += 8; + } + //===// + if (state.head) { + state.head.time = hold; + } + if (state.flags & 0x0200) { + //=== CRC4(state.check, hold) + hbuf[0] = hold & 0xff; + hbuf[1] = (hold >>> 8) & 0xff; + hbuf[2] = (hold >>> 16) & 0xff; + hbuf[3] = (hold >>> 24) & 0xff; + state.check = crc32(state.check, hbuf, 4, 0); + //=== + } + //=== INITBITS(); + hold = 0; + bits = 0; + //===// + state.mode = OS; + /* falls through */ + case OS: + //=== NEEDBITS(16); */ + while (bits < 16) { + if (have === 0) { break inf_leave; } + have--; + hold += input[next++] << bits; + bits += 8; + } + //===// + if (state.head) { + state.head.xflags = (hold & 0xff); + state.head.os = (hold >> 8); + } + if (state.flags & 0x0200) { + //=== CRC2(state.check, hold); + hbuf[0] = hold & 0xff; + hbuf[1] = (hold >>> 8) & 0xff; + state.check = crc32(state.check, hbuf, 2, 0); + //===// + } + //=== INITBITS(); + hold = 0; + bits = 0; + //===// + state.mode = EXLEN; + /* falls through */ + case EXLEN: + if (state.flags & 0x0400) { + //=== NEEDBITS(16); */ + while (bits < 16) { + if (have === 0) { break inf_leave; } + have--; + hold += input[next++] << bits; + bits += 8; + } + //===// + state.length = hold; + if (state.head) { + state.head.extra_len = hold; + } + if (state.flags & 0x0200) { + //=== CRC2(state.check, hold); + hbuf[0] = hold & 0xff; + hbuf[1] = (hold >>> 8) & 0xff; + state.check = crc32(state.check, hbuf, 2, 0); + //===// + } + //=== INITBITS(); + hold = 0; + bits = 0; + //===// + } + else if (state.head) { + state.head.extra = null/*Z_NULL*/; + } + state.mode = EXTRA; + /* falls through */ + case EXTRA: + if (state.flags & 0x0400) { + copy = state.length; + if (copy > have) { copy = have; } + if (copy) { + if (state.head) { + len = state.head.extra_len - state.length; + if (!state.head.extra) { + // Use untyped array for more convenient processing later + state.head.extra = new Array(state.head.extra_len); + } + utils.arraySet( + state.head.extra, + input, + next, + // extra field is limited to 65536 bytes + // - no need for additional size check + copy, + /*len + copy > state.head.extra_max - len ? state.head.extra_max : copy,*/ + len + ); + //zmemcpy(state.head.extra + len, next, + // len + copy > state.head.extra_max ? + // state.head.extra_max - len : copy); + } + if (state.flags & 0x0200) { + state.check = crc32(state.check, input, copy, next); + } + have -= copy; + next += copy; + state.length -= copy; + } + if (state.length) { break inf_leave; } + } + state.length = 0; + state.mode = NAME; + /* falls through */ + case NAME: + if (state.flags & 0x0800) { + if (have === 0) { break inf_leave; } + copy = 0; + do { + // TODO: 2 or 1 bytes? + len = input[next + copy++]; + /* use constant limit because in js we should not preallocate memory */ + if (state.head && len && + (state.length < 65536 /*state.head.name_max*/)) { + state.head.name += String.fromCharCode(len); + } + } while (len && copy < have); + + if (state.flags & 0x0200) { + state.check = crc32(state.check, input, copy, next); + } + have -= copy; + next += copy; + if (len) { break inf_leave; } + } + else if (state.head) { + state.head.name = null; + } + state.length = 0; + state.mode = COMMENT; + /* falls through */ + case COMMENT: + if (state.flags & 0x1000) { + if (have === 0) { break inf_leave; } + copy = 0; + do { + len = input[next + copy++]; + /* use constant limit because in js we should not preallocate memory */ + if (state.head && len && + (state.length < 65536 /*state.head.comm_max*/)) { + state.head.comment += String.fromCharCode(len); + } + } while (len && copy < have); + if (state.flags & 0x0200) { + state.check = crc32(state.check, input, copy, next); + } + have -= copy; + next += copy; + if (len) { break inf_leave; } + } + else if (state.head) { + state.head.comment = null; + } + state.mode = HCRC; + /* falls through */ + case HCRC: + if (state.flags & 0x0200) { + //=== NEEDBITS(16); */ + while (bits < 16) { + if (have === 0) { break inf_leave; } + have--; + hold += input[next++] << bits; + bits += 8; + } + //===// + if (hold !== (state.check & 0xffff)) { + strm.msg = 'header crc mismatch'; + state.mode = BAD; + break; + } + //=== INITBITS(); + hold = 0; + bits = 0; + //===// + } + if (state.head) { + state.head.hcrc = ((state.flags >> 9) & 1); + state.head.done = true; + } + strm.adler = state.check = 0; + state.mode = TYPE; + break; + case DICTID: + //=== NEEDBITS(32); */ + while (bits < 32) { + if (have === 0) { break inf_leave; } + have--; + hold += input[next++] << bits; + bits += 8; + } + //===// + strm.adler = state.check = zswap32(hold); + //=== INITBITS(); + hold = 0; + bits = 0; + //===// + state.mode = DICT; + /* falls through */ + case DICT: + if (state.havedict === 0) { + //--- RESTORE() --- + strm.next_out = put; + strm.avail_out = left; + strm.next_in = next; + strm.avail_in = have; + state.hold = hold; + state.bits = bits; + //--- + return Z_NEED_DICT; + } + strm.adler = state.check = 1/*adler32(0L, Z_NULL, 0)*/; + state.mode = TYPE; + /* falls through */ + case TYPE: + if (flush === Z_BLOCK || flush === Z_TREES) { break inf_leave; } + /* falls through */ + case TYPEDO: + if (state.last) { + //--- BYTEBITS() ---// + hold >>>= bits & 7; + bits -= bits & 7; + //---// + state.mode = CHECK; + break; + } + //=== NEEDBITS(3); */ + while (bits < 3) { + if (have === 0) { break inf_leave; } + have--; + hold += input[next++] << bits; + bits += 8; + } + //===// + state.last = (hold & 0x01)/*BITS(1)*/; + //--- DROPBITS(1) ---// + hold >>>= 1; + bits -= 1; + //---// + + switch ((hold & 0x03)/*BITS(2)*/) { + case 0: /* stored block */ + //Tracev((stderr, "inflate: stored block%s\n", + // state.last ? " (last)" : "")); + state.mode = STORED; + break; + case 1: /* fixed block */ + fixedtables(state); + //Tracev((stderr, "inflate: fixed codes block%s\n", + // state.last ? " (last)" : "")); + state.mode = LEN_; /* decode codes */ + if (flush === Z_TREES) { + //--- DROPBITS(2) ---// + hold >>>= 2; + bits -= 2; + //---// + break inf_leave; + } + break; + case 2: /* dynamic block */ + //Tracev((stderr, "inflate: dynamic codes block%s\n", + // state.last ? " (last)" : "")); + state.mode = TABLE; + break; + case 3: + strm.msg = 'invalid block type'; + state.mode = BAD; + } + //--- DROPBITS(2) ---// + hold >>>= 2; + bits -= 2; + //---// + break; + case STORED: + //--- BYTEBITS() ---// /* go to byte boundary */ + hold >>>= bits & 7; + bits -= bits & 7; + //---// + //=== NEEDBITS(32); */ + while (bits < 32) { + if (have === 0) { break inf_leave; } + have--; + hold += input[next++] << bits; + bits += 8; + } + //===// + if ((hold & 0xffff) !== ((hold >>> 16) ^ 0xffff)) { + strm.msg = 'invalid stored block lengths'; + state.mode = BAD; + break; + } + state.length = hold & 0xffff; + //Tracev((stderr, "inflate: stored length %u\n", + // state.length)); + //=== INITBITS(); + hold = 0; + bits = 0; + //===// + state.mode = COPY_; + if (flush === Z_TREES) { break inf_leave; } + /* falls through */ + case COPY_: + state.mode = COPY; + /* falls through */ + case COPY: + copy = state.length; + if (copy) { + if (copy > have) { copy = have; } + if (copy > left) { copy = left; } + if (copy === 0) { break inf_leave; } + //--- zmemcpy(put, next, copy); --- + utils.arraySet(output, input, next, copy, put); + //---// + have -= copy; + next += copy; + left -= copy; + put += copy; + state.length -= copy; + break; + } + //Tracev((stderr, "inflate: stored end\n")); + state.mode = TYPE; + break; + case TABLE: + //=== NEEDBITS(14); */ + while (bits < 14) { + if (have === 0) { break inf_leave; } + have--; + hold += input[next++] << bits; + bits += 8; + } + //===// + state.nlen = (hold & 0x1f)/*BITS(5)*/ + 257; + //--- DROPBITS(5) ---// + hold >>>= 5; + bits -= 5; + //---// + state.ndist = (hold & 0x1f)/*BITS(5)*/ + 1; + //--- DROPBITS(5) ---// + hold >>>= 5; + bits -= 5; + //---// + state.ncode = (hold & 0x0f)/*BITS(4)*/ + 4; + //--- DROPBITS(4) ---// + hold >>>= 4; + bits -= 4; + //---// +//#ifndef PKZIP_BUG_WORKAROUND + if (state.nlen > 286 || state.ndist > 30) { + strm.msg = 'too many length or distance symbols'; + state.mode = BAD; + break; + } +//#endif + //Tracev((stderr, "inflate: table sizes ok\n")); + state.have = 0; + state.mode = LENLENS; + /* falls through */ + case LENLENS: + while (state.have < state.ncode) { + //=== NEEDBITS(3); + while (bits < 3) { + if (have === 0) { break inf_leave; } + have--; + hold += input[next++] << bits; + bits += 8; + } + //===// + state.lens[order[state.have++]] = (hold & 0x07);//BITS(3); + //--- DROPBITS(3) ---// + hold >>>= 3; + bits -= 3; + //---// + } + while (state.have < 19) { + state.lens[order[state.have++]] = 0; + } + // We have separate tables & no pointers. 2 commented lines below not needed. + //state.next = state.codes; + //state.lencode = state.next; + // Switch to use dynamic table + state.lencode = state.lendyn; + state.lenbits = 7; + + opts = { bits: state.lenbits }; + ret = inflate_table(CODES, state.lens, 0, 19, state.lencode, 0, state.work, opts); + state.lenbits = opts.bits; + + if (ret) { + strm.msg = 'invalid code lengths set'; + state.mode = BAD; + break; + } + //Tracev((stderr, "inflate: code lengths ok\n")); + state.have = 0; + state.mode = CODELENS; + /* falls through */ + case CODELENS: + while (state.have < state.nlen + state.ndist) { + for (;;) { + here = state.lencode[hold & ((1 << state.lenbits) - 1)];/*BITS(state.lenbits)*/ + here_bits = here >>> 24; + here_op = (here >>> 16) & 0xff; + here_val = here & 0xffff; + + if ((here_bits) <= bits) { break; } + //--- PULLBYTE() ---// + if (have === 0) { break inf_leave; } + have--; + hold += input[next++] << bits; + bits += 8; + //---// + } + if (here_val < 16) { + //--- DROPBITS(here.bits) ---// + hold >>>= here_bits; + bits -= here_bits; + //---// + state.lens[state.have++] = here_val; + } + else { + if (here_val === 16) { + //=== NEEDBITS(here.bits + 2); + n = here_bits + 2; + while (bits < n) { + if (have === 0) { break inf_leave; } + have--; + hold += input[next++] << bits; + bits += 8; + } + //===// + //--- DROPBITS(here.bits) ---// + hold >>>= here_bits; + bits -= here_bits; + //---// + if (state.have === 0) { + strm.msg = 'invalid bit length repeat'; + state.mode = BAD; + break; + } + len = state.lens[state.have - 1]; + copy = 3 + (hold & 0x03);//BITS(2); + //--- DROPBITS(2) ---// + hold >>>= 2; + bits -= 2; + //---// + } + else if (here_val === 17) { + //=== NEEDBITS(here.bits + 3); + n = here_bits + 3; + while (bits < n) { + if (have === 0) { break inf_leave; } + have--; + hold += input[next++] << bits; + bits += 8; + } + //===// + //--- DROPBITS(here.bits) ---// + hold >>>= here_bits; + bits -= here_bits; + //---// + len = 0; + copy = 3 + (hold & 0x07);//BITS(3); + //--- DROPBITS(3) ---// + hold >>>= 3; + bits -= 3; + //---// + } + else { + //=== NEEDBITS(here.bits + 7); + n = here_bits + 7; + while (bits < n) { + if (have === 0) { break inf_leave; } + have--; + hold += input[next++] << bits; + bits += 8; + } + //===// + //--- DROPBITS(here.bits) ---// + hold >>>= here_bits; + bits -= here_bits; + //---// + len = 0; + copy = 11 + (hold & 0x7f);//BITS(7); + //--- DROPBITS(7) ---// + hold >>>= 7; + bits -= 7; + //---// + } + if (state.have + copy > state.nlen + state.ndist) { + strm.msg = 'invalid bit length repeat'; + state.mode = BAD; + break; + } + while (copy--) { + state.lens[state.have++] = len; + } + } + } + + /* handle error breaks in while */ + if (state.mode === BAD) { break; } + + /* check for end-of-block code (better have one) */ + if (state.lens[256] === 0) { + strm.msg = 'invalid code -- missing end-of-block'; + state.mode = BAD; + break; + } + + /* build code tables -- note: do not change the lenbits or distbits + values here (9 and 6) without reading the comments in inftrees.h + concerning the ENOUGH constants, which depend on those values */ + state.lenbits = 9; + + opts = { bits: state.lenbits }; + ret = inflate_table(LENS, state.lens, 0, state.nlen, state.lencode, 0, state.work, opts); + // We have separate tables & no pointers. 2 commented lines below not needed. + // state.next_index = opts.table_index; + state.lenbits = opts.bits; + // state.lencode = state.next; + + if (ret) { + strm.msg = 'invalid literal/lengths set'; + state.mode = BAD; + break; + } + + state.distbits = 6; + //state.distcode.copy(state.codes); + // Switch to use dynamic table + state.distcode = state.distdyn; + opts = { bits: state.distbits }; + ret = inflate_table(DISTS, state.lens, state.nlen, state.ndist, state.distcode, 0, state.work, opts); + // We have separate tables & no pointers. 2 commented lines below not needed. + // state.next_index = opts.table_index; + state.distbits = opts.bits; + // state.distcode = state.next; + + if (ret) { + strm.msg = 'invalid distances set'; + state.mode = BAD; + break; + } + //Tracev((stderr, 'inflate: codes ok\n')); + state.mode = LEN_; + if (flush === Z_TREES) { break inf_leave; } + /* falls through */ + case LEN_: + state.mode = LEN; + /* falls through */ + case LEN: + if (have >= 6 && left >= 258) { + //--- RESTORE() --- + strm.next_out = put; + strm.avail_out = left; + strm.next_in = next; + strm.avail_in = have; + state.hold = hold; + state.bits = bits; + //--- + inflate_fast(strm, _out); + //--- LOAD() --- + put = strm.next_out; + output = strm.output; + left = strm.avail_out; + next = strm.next_in; + input = strm.input; + have = strm.avail_in; + hold = state.hold; + bits = state.bits; + //--- + + if (state.mode === TYPE) { + state.back = -1; + } + break; + } + state.back = 0; + for (;;) { + here = state.lencode[hold & ((1 << state.lenbits) - 1)]; /*BITS(state.lenbits)*/ + here_bits = here >>> 24; + here_op = (here >>> 16) & 0xff; + here_val = here & 0xffff; + + if (here_bits <= bits) { break; } + //--- PULLBYTE() ---// + if (have === 0) { break inf_leave; } + have--; + hold += input[next++] << bits; + bits += 8; + //---// + } + if (here_op && (here_op & 0xf0) === 0) { + last_bits = here_bits; + last_op = here_op; + last_val = here_val; + for (;;) { + here = state.lencode[last_val + + ((hold & ((1 << (last_bits + last_op)) - 1))/*BITS(last.bits + last.op)*/ >> last_bits)]; + here_bits = here >>> 24; + here_op = (here >>> 16) & 0xff; + here_val = here & 0xffff; + + if ((last_bits + here_bits) <= bits) { break; } + //--- PULLBYTE() ---// + if (have === 0) { break inf_leave; } + have--; + hold += input[next++] << bits; + bits += 8; + //---// + } + //--- DROPBITS(last.bits) ---// + hold >>>= last_bits; + bits -= last_bits; + //---// + state.back += last_bits; + } + //--- DROPBITS(here.bits) ---// + hold >>>= here_bits; + bits -= here_bits; + //---// + state.back += here_bits; + state.length = here_val; + if (here_op === 0) { + //Tracevv((stderr, here.val >= 0x20 && here.val < 0x7f ? + // "inflate: literal '%c'\n" : + // "inflate: literal 0x%02x\n", here.val)); + state.mode = LIT; + break; + } + if (here_op & 32) { + //Tracevv((stderr, "inflate: end of block\n")); + state.back = -1; + state.mode = TYPE; + break; + } + if (here_op & 64) { + strm.msg = 'invalid literal/length code'; + state.mode = BAD; + break; + } + state.extra = here_op & 15; + state.mode = LENEXT; + /* falls through */ + case LENEXT: + if (state.extra) { + //=== NEEDBITS(state.extra); + n = state.extra; + while (bits < n) { + if (have === 0) { break inf_leave; } + have--; + hold += input[next++] << bits; + bits += 8; + } + //===// + state.length += hold & ((1 << state.extra) - 1)/*BITS(state.extra)*/; + //--- DROPBITS(state.extra) ---// + hold >>>= state.extra; + bits -= state.extra; + //---// + state.back += state.extra; + } + //Tracevv((stderr, "inflate: length %u\n", state.length)); + state.was = state.length; + state.mode = DIST; + /* falls through */ + case DIST: + for (;;) { + here = state.distcode[hold & ((1 << state.distbits) - 1)];/*BITS(state.distbits)*/ + here_bits = here >>> 24; + here_op = (here >>> 16) & 0xff; + here_val = here & 0xffff; + + if ((here_bits) <= bits) { break; } + //--- PULLBYTE() ---// + if (have === 0) { break inf_leave; } + have--; + hold += input[next++] << bits; + bits += 8; + //---// + } + if ((here_op & 0xf0) === 0) { + last_bits = here_bits; + last_op = here_op; + last_val = here_val; + for (;;) { + here = state.distcode[last_val + + ((hold & ((1 << (last_bits + last_op)) - 1))/*BITS(last.bits + last.op)*/ >> last_bits)]; + here_bits = here >>> 24; + here_op = (here >>> 16) & 0xff; + here_val = here & 0xffff; + + if ((last_bits + here_bits) <= bits) { break; } + //--- PULLBYTE() ---// + if (have === 0) { break inf_leave; } + have--; + hold += input[next++] << bits; + bits += 8; + //---// + } + //--- DROPBITS(last.bits) ---// + hold >>>= last_bits; + bits -= last_bits; + //---// + state.back += last_bits; + } + //--- DROPBITS(here.bits) ---// + hold >>>= here_bits; + bits -= here_bits; + //---// + state.back += here_bits; + if (here_op & 64) { + strm.msg = 'invalid distance code'; + state.mode = BAD; + break; + } + state.offset = here_val; + state.extra = (here_op) & 15; + state.mode = DISTEXT; + /* falls through */ + case DISTEXT: + if (state.extra) { + //=== NEEDBITS(state.extra); + n = state.extra; + while (bits < n) { + if (have === 0) { break inf_leave; } + have--; + hold += input[next++] << bits; + bits += 8; + } + //===// + state.offset += hold & ((1 << state.extra) - 1)/*BITS(state.extra)*/; + //--- DROPBITS(state.extra) ---// + hold >>>= state.extra; + bits -= state.extra; + //---// + state.back += state.extra; + } +//#ifdef INFLATE_STRICT + if (state.offset > state.dmax) { + strm.msg = 'invalid distance too far back'; + state.mode = BAD; + break; + } +//#endif + //Tracevv((stderr, "inflate: distance %u\n", state.offset)); + state.mode = MATCH; + /* falls through */ + case MATCH: + if (left === 0) { break inf_leave; } + copy = _out - left; + if (state.offset > copy) { /* copy from window */ + copy = state.offset - copy; + if (copy > state.whave) { + if (state.sane) { + strm.msg = 'invalid distance too far back'; + state.mode = BAD; + break; + } +// (!) This block is disabled in zlib defaults, +// don't enable it for binary compatibility +//#ifdef INFLATE_ALLOW_INVALID_DISTANCE_TOOFAR_ARRR +// Trace((stderr, "inflate.c too far\n")); +// copy -= state.whave; +// if (copy > state.length) { copy = state.length; } +// if (copy > left) { copy = left; } +// left -= copy; +// state.length -= copy; +// do { +// output[put++] = 0; +// } while (--copy); +// if (state.length === 0) { state.mode = LEN; } +// break; +//#endif + } + if (copy > state.wnext) { + copy -= state.wnext; + from = state.wsize - copy; + } + else { + from = state.wnext - copy; + } + if (copy > state.length) { copy = state.length; } + from_source = state.window; + } + else { /* copy from output */ + from_source = output; + from = put - state.offset; + copy = state.length; + } + if (copy > left) { copy = left; } + left -= copy; + state.length -= copy; + do { + output[put++] = from_source[from++]; + } while (--copy); + if (state.length === 0) { state.mode = LEN; } + break; + case LIT: + if (left === 0) { break inf_leave; } + output[put++] = state.length; + left--; + state.mode = LEN; + break; + case CHECK: + if (state.wrap) { + //=== NEEDBITS(32); + while (bits < 32) { + if (have === 0) { break inf_leave; } + have--; + // Use '|' instead of '+' to make sure that result is signed + hold |= input[next++] << bits; + bits += 8; + } + //===// + _out -= left; + strm.total_out += _out; + state.total += _out; + if (_out) { + strm.adler = state.check = + /*UPDATE(state.check, put - _out, _out);*/ + (state.flags ? crc32(state.check, output, _out, put - _out) : adler32(state.check, output, _out, put - _out)); + + } + _out = left; + // NB: crc32 stored as signed 32-bit int, zswap32 returns signed too + if ((state.flags ? hold : zswap32(hold)) !== state.check) { + strm.msg = 'incorrect data check'; + state.mode = BAD; + break; + } + //=== INITBITS(); + hold = 0; + bits = 0; + //===// + //Tracev((stderr, "inflate: check matches trailer\n")); + } + state.mode = LENGTH; + /* falls through */ + case LENGTH: + if (state.wrap && state.flags) { + //=== NEEDBITS(32); + while (bits < 32) { + if (have === 0) { break inf_leave; } + have--; + hold += input[next++] << bits; + bits += 8; + } + //===// + if (hold !== (state.total & 0xffffffff)) { + strm.msg = 'incorrect length check'; + state.mode = BAD; + break; + } + //=== INITBITS(); + hold = 0; + bits = 0; + //===// + //Tracev((stderr, "inflate: length matches trailer\n")); + } + state.mode = DONE; + /* falls through */ + case DONE: + ret = Z_STREAM_END; + break inf_leave; + case BAD: + ret = Z_DATA_ERROR; + break inf_leave; + case MEM: + return Z_MEM_ERROR; + case SYNC: + /* falls through */ + default: + return Z_STREAM_ERROR; + } + } + + // inf_leave <- here is real place for "goto inf_leave", emulated via "break inf_leave" + + /* + Return from inflate(), updating the total counts and the check value. + If there was no progress during the inflate() call, return a buffer + error. Call updatewindow() to create and/or update the window state. + Note: a memory error from inflate() is non-recoverable. + */ + + //--- RESTORE() --- + strm.next_out = put; + strm.avail_out = left; + strm.next_in = next; + strm.avail_in = have; + state.hold = hold; + state.bits = bits; + //--- + + if (state.wsize || (_out !== strm.avail_out && state.mode < BAD && + (state.mode < CHECK || flush !== Z_FINISH))) { + if (updatewindow(strm, strm.output, strm.next_out, _out - strm.avail_out)) { + state.mode = MEM; + return Z_MEM_ERROR; + } + } + _in -= strm.avail_in; + _out -= strm.avail_out; + strm.total_in += _in; + strm.total_out += _out; + state.total += _out; + if (state.wrap && _out) { + strm.adler = state.check = /*UPDATE(state.check, strm.next_out - _out, _out);*/ + (state.flags ? crc32(state.check, output, _out, strm.next_out - _out) : adler32(state.check, output, _out, strm.next_out - _out)); + } + strm.data_type = state.bits + (state.last ? 64 : 0) + + (state.mode === TYPE ? 128 : 0) + + (state.mode === LEN_ || state.mode === COPY_ ? 256 : 0); + if (((_in === 0 && _out === 0) || flush === Z_FINISH) && ret === Z_OK) { + ret = Z_BUF_ERROR; + } + return ret; +} + +function inflateEnd(strm) { + + if (!strm || !strm.state /*|| strm->zfree == (free_func)0*/) { + return Z_STREAM_ERROR; + } + + var state = strm.state; + if (state.window) { + state.window = null; + } + strm.state = null; + return Z_OK; +} + +function inflateGetHeader(strm, head) { + var state; + + /* check state */ + if (!strm || !strm.state) { return Z_STREAM_ERROR; } + state = strm.state; + if ((state.wrap & 2) === 0) { return Z_STREAM_ERROR; } + + /* save header structure */ + state.head = head; + head.done = false; + return Z_OK; +} + +function inflateSetDictionary(strm, dictionary) { + var dictLength = dictionary.length; + + var state; + var dictid; + var ret; + + /* check state */ + if (!strm /* == Z_NULL */ || !strm.state /* == Z_NULL */) { return Z_STREAM_ERROR; } + state = strm.state; + + if (state.wrap !== 0 && state.mode !== DICT) { + return Z_STREAM_ERROR; + } + + /* check for correct dictionary identifier */ + if (state.mode === DICT) { + dictid = 1; /* adler32(0, null, 0)*/ + /* dictid = adler32(dictid, dictionary, dictLength); */ + dictid = adler32(dictid, dictionary, dictLength, 0); + if (dictid !== state.check) { + return Z_DATA_ERROR; + } + } + /* copy dictionary to window using updatewindow(), which will amend the + existing dictionary if appropriate */ + ret = updatewindow(strm, dictionary, dictLength, dictLength); + if (ret) { + state.mode = MEM; + return Z_MEM_ERROR; + } + state.havedict = 1; + // Tracev((stderr, "inflate: dictionary set\n")); + return Z_OK; +} + +exports.inflateReset = inflateReset; +exports.inflateReset2 = inflateReset2; +exports.inflateResetKeep = inflateResetKeep; +exports.inflateInit = inflateInit; +exports.inflateInit2 = inflateInit2; +exports.inflate = inflate; +exports.inflateEnd = inflateEnd; +exports.inflateGetHeader = inflateGetHeader; +exports.inflateSetDictionary = inflateSetDictionary; +exports.inflateInfo = 'pako inflate (from Nodeca project)'; + +/* Not implemented +exports.inflateCopy = inflateCopy; +exports.inflateGetDictionary = inflateGetDictionary; +exports.inflateMark = inflateMark; +exports.inflatePrime = inflatePrime; +exports.inflateSync = inflateSync; +exports.inflateSyncPoint = inflateSyncPoint; +exports.inflateUndermine = inflateUndermine; +*/ + +},{"../utils/common":53,"./adler32":55,"./crc32":57,"./inffast":60,"./inftrees":62}],62:[function(require,module,exports){ +'use strict'; + +// (C) 1995-2013 Jean-loup Gailly and Mark Adler +// (C) 2014-2017 Vitaly Puzrin and Andrey Tupitsin +// +// This software is provided 'as-is', without any express or implied +// warranty. In no event will the authors be held liable for any damages +// arising from the use of this software. +// +// Permission is granted to anyone to use this software for any purpose, +// including commercial applications, and to alter it and redistribute it +// freely, subject to the following restrictions: +// +// 1. The origin of this software must not be misrepresented; you must not +// claim that you wrote the original software. If you use this software +// in a product, an acknowledgment in the product documentation would be +// appreciated but is not required. +// 2. Altered source versions must be plainly marked as such, and must not be +// misrepresented as being the original software. +// 3. This notice may not be removed or altered from any source distribution. + +var utils = require('../utils/common'); + +var MAXBITS = 15; +var ENOUGH_LENS = 852; +var ENOUGH_DISTS = 592; +//var ENOUGH = (ENOUGH_LENS+ENOUGH_DISTS); + +var CODES = 0; +var LENS = 1; +var DISTS = 2; + +var lbase = [ /* Length codes 257..285 base */ + 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 15, 17, 19, 23, 27, 31, + 35, 43, 51, 59, 67, 83, 99, 115, 131, 163, 195, 227, 258, 0, 0 +]; + +var lext = [ /* Length codes 257..285 extra */ + 16, 16, 16, 16, 16, 16, 16, 16, 17, 17, 17, 17, 18, 18, 18, 18, + 19, 19, 19, 19, 20, 20, 20, 20, 21, 21, 21, 21, 16, 72, 78 +]; + +var dbase = [ /* Distance codes 0..29 base */ + 1, 2, 3, 4, 5, 7, 9, 13, 17, 25, 33, 49, 65, 97, 129, 193, + 257, 385, 513, 769, 1025, 1537, 2049, 3073, 4097, 6145, + 8193, 12289, 16385, 24577, 0, 0 +]; + +var dext = [ /* Distance codes 0..29 extra */ + 16, 16, 16, 16, 17, 17, 18, 18, 19, 19, 20, 20, 21, 21, 22, 22, + 23, 23, 24, 24, 25, 25, 26, 26, 27, 27, + 28, 28, 29, 29, 64, 64 +]; + +module.exports = function inflate_table(type, lens, lens_index, codes, table, table_index, work, opts) +{ + var bits = opts.bits; + //here = opts.here; /* table entry for duplication */ + + var len = 0; /* a code's length in bits */ + var sym = 0; /* index of code symbols */ + var min = 0, max = 0; /* minimum and maximum code lengths */ + var root = 0; /* number of index bits for root table */ + var curr = 0; /* number of index bits for current table */ + var drop = 0; /* code bits to drop for sub-table */ + var left = 0; /* number of prefix codes available */ + var used = 0; /* code entries in table used */ + var huff = 0; /* Huffman code */ + var incr; /* for incrementing code, index */ + var fill; /* index for replicating entries */ + var low; /* low bits for current root entry */ + var mask; /* mask for low root bits */ + var next; /* next available space in table */ + var base = null; /* base value table to use */ + var base_index = 0; +// var shoextra; /* extra bits table to use */ + var end; /* use base and extra for symbol > end */ + var count = new utils.Buf16(MAXBITS + 1); //[MAXBITS+1]; /* number of codes of each length */ + var offs = new utils.Buf16(MAXBITS + 1); //[MAXBITS+1]; /* offsets in table for each length */ + var extra = null; + var extra_index = 0; + + var here_bits, here_op, here_val; + + /* + Process a set of code lengths to create a canonical Huffman code. The + code lengths are lens[0..codes-1]. Each length corresponds to the + symbols 0..codes-1. The Huffman code is generated by first sorting the + symbols by length from short to long, and retaining the symbol order + for codes with equal lengths. Then the code starts with all zero bits + for the first code of the shortest length, and the codes are integer + increments for the same length, and zeros are appended as the length + increases. For the deflate format, these bits are stored backwards + from their more natural integer increment ordering, and so when the + decoding tables are built in the large loop below, the integer codes + are incremented backwards. + + This routine assumes, but does not check, that all of the entries in + lens[] are in the range 0..MAXBITS. The caller must assure this. + 1..MAXBITS is interpreted as that code length. zero means that that + symbol does not occur in this code. + + The codes are sorted by computing a count of codes for each length, + creating from that a table of starting indices for each length in the + sorted table, and then entering the symbols in order in the sorted + table. The sorted table is work[], with that space being provided by + the caller. + + The length counts are used for other purposes as well, i.e. finding + the minimum and maximum length codes, determining if there are any + codes at all, checking for a valid set of lengths, and looking ahead + at length counts to determine sub-table sizes when building the + decoding tables. + */ + + /* accumulate lengths for codes (assumes lens[] all in 0..MAXBITS) */ + for (len = 0; len <= MAXBITS; len++) { + count[len] = 0; + } + for (sym = 0; sym < codes; sym++) { + count[lens[lens_index + sym]]++; + } + + /* bound code lengths, force root to be within code lengths */ + root = bits; + for (max = MAXBITS; max >= 1; max--) { + if (count[max] !== 0) { break; } + } + if (root > max) { + root = max; + } + if (max === 0) { /* no symbols to code at all */ + //table.op[opts.table_index] = 64; //here.op = (var char)64; /* invalid code marker */ + //table.bits[opts.table_index] = 1; //here.bits = (var char)1; + //table.val[opts.table_index++] = 0; //here.val = (var short)0; + table[table_index++] = (1 << 24) | (64 << 16) | 0; + + + //table.op[opts.table_index] = 64; + //table.bits[opts.table_index] = 1; + //table.val[opts.table_index++] = 0; + table[table_index++] = (1 << 24) | (64 << 16) | 0; + + opts.bits = 1; + return 0; /* no symbols, but wait for decoding to report error */ + } + for (min = 1; min < max; min++) { + if (count[min] !== 0) { break; } + } + if (root < min) { + root = min; + } + + /* check for an over-subscribed or incomplete set of lengths */ + left = 1; + for (len = 1; len <= MAXBITS; len++) { + left <<= 1; + left -= count[len]; + if (left < 0) { + return -1; + } /* over-subscribed */ + } + if (left > 0 && (type === CODES || max !== 1)) { + return -1; /* incomplete set */ + } + + /* generate offsets into symbol table for each length for sorting */ + offs[1] = 0; + for (len = 1; len < MAXBITS; len++) { + offs[len + 1] = offs[len] + count[len]; + } + + /* sort symbols by length, by symbol order within each length */ + for (sym = 0; sym < codes; sym++) { + if (lens[lens_index + sym] !== 0) { + work[offs[lens[lens_index + sym]]++] = sym; + } + } + + /* + Create and fill in decoding tables. In this loop, the table being + filled is at next and has curr index bits. The code being used is huff + with length len. That code is converted to an index by dropping drop + bits off of the bottom. For codes where len is less than drop + curr, + those top drop + curr - len bits are incremented through all values to + fill the table with replicated entries. + + root is the number of index bits for the root table. When len exceeds + root, sub-tables are created pointed to by the root entry with an index + of the low root bits of huff. This is saved in low to check for when a + new sub-table should be started. drop is zero when the root table is + being filled, and drop is root when sub-tables are being filled. + + When a new sub-table is needed, it is necessary to look ahead in the + code lengths to determine what size sub-table is needed. The length + counts are used for this, and so count[] is decremented as codes are + entered in the tables. + + used keeps track of how many table entries have been allocated from the + provided *table space. It is checked for LENS and DIST tables against + the constants ENOUGH_LENS and ENOUGH_DISTS to guard against changes in + the initial root table size constants. See the comments in inftrees.h + for more information. + + sym increments through all symbols, and the loop terminates when + all codes of length max, i.e. all codes, have been processed. This + routine permits incomplete codes, so another loop after this one fills + in the rest of the decoding tables with invalid code markers. + */ + + /* set up for code type */ + // poor man optimization - use if-else instead of switch, + // to avoid deopts in old v8 + if (type === CODES) { + base = extra = work; /* dummy value--not used */ + end = 19; + + } else if (type === LENS) { + base = lbase; + base_index -= 257; + extra = lext; + extra_index -= 257; + end = 256; + + } else { /* DISTS */ + base = dbase; + extra = dext; + end = -1; + } + + /* initialize opts for loop */ + huff = 0; /* starting code */ + sym = 0; /* starting code symbol */ + len = min; /* starting code length */ + next = table_index; /* current table to fill in */ + curr = root; /* current table index bits */ + drop = 0; /* current bits to drop from code for index */ + low = -1; /* trigger new sub-table when len > root */ + used = 1 << root; /* use root table entries */ + mask = used - 1; /* mask for comparing low */ + + /* check available table space */ + if ((type === LENS && used > ENOUGH_LENS) || + (type === DISTS && used > ENOUGH_DISTS)) { + return 1; + } + + /* process all codes and make table entries */ + for (;;) { + /* create table entry */ + here_bits = len - drop; + if (work[sym] < end) { + here_op = 0; + here_val = work[sym]; + } + else if (work[sym] > end) { + here_op = extra[extra_index + work[sym]]; + here_val = base[base_index + work[sym]]; + } + else { + here_op = 32 + 64; /* end of block */ + here_val = 0; + } + + /* replicate for those indices with low len bits equal to huff */ + incr = 1 << (len - drop); + fill = 1 << curr; + min = fill; /* save offset to next table */ + do { + fill -= incr; + table[next + (huff >> drop) + fill] = (here_bits << 24) | (here_op << 16) | here_val |0; + } while (fill !== 0); + + /* backwards increment the len-bit code huff */ + incr = 1 << (len - 1); + while (huff & incr) { + incr >>= 1; + } + if (incr !== 0) { + huff &= incr - 1; + huff += incr; + } else { + huff = 0; + } + + /* go to next symbol, update count, len */ + sym++; + if (--count[len] === 0) { + if (len === max) { break; } + len = lens[lens_index + work[sym]]; + } + + /* create new sub-table if needed */ + if (len > root && (huff & mask) !== low) { + /* if first time, transition to sub-tables */ + if (drop === 0) { + drop = root; + } + + /* increment past last table */ + next += min; /* here min is 1 << curr */ + + /* determine length of next table */ + curr = len - drop; + left = 1 << curr; + while (curr + drop < max) { + left -= count[curr + drop]; + if (left <= 0) { break; } + curr++; + left <<= 1; + } + + /* check for enough space */ + used += 1 << curr; + if ((type === LENS && used > ENOUGH_LENS) || + (type === DISTS && used > ENOUGH_DISTS)) { + return 1; + } + + /* point entry in root table to sub-table */ + low = huff & mask; + /*table.op[low] = curr; + table.bits[low] = root; + table.val[low] = next - opts.table_index;*/ + table[low] = (root << 24) | (curr << 16) | (next - table_index) |0; + } + } + + /* fill in remaining table entry if code is incomplete (guaranteed to have + at most one remaining entry, since if the code is incomplete, the + maximum code length that was allowed to get this far is one bit) */ + if (huff !== 0) { + //table.op[next + huff] = 64; /* invalid code marker */ + //table.bits[next + huff] = len - drop; + //table.val[next + huff] = 0; + table[next + huff] = ((len - drop) << 24) | (64 << 16) |0; + } + + /* set return parameters */ + //opts.table_index += used; + opts.bits = root; + return 0; +}; + +},{"../utils/common":53}],63:[function(require,module,exports){ +'use strict'; + +// (C) 1995-2013 Jean-loup Gailly and Mark Adler +// (C) 2014-2017 Vitaly Puzrin and Andrey Tupitsin +// +// This software is provided 'as-is', without any express or implied +// warranty. In no event will the authors be held liable for any damages +// arising from the use of this software. +// +// Permission is granted to anyone to use this software for any purpose, +// including commercial applications, and to alter it and redistribute it +// freely, subject to the following restrictions: +// +// 1. The origin of this software must not be misrepresented; you must not +// claim that you wrote the original software. If you use this software +// in a product, an acknowledgment in the product documentation would be +// appreciated but is not required. +// 2. Altered source versions must be plainly marked as such, and must not be +// misrepresented as being the original software. +// 3. This notice may not be removed or altered from any source distribution. + +module.exports = { + 2: 'need dictionary', /* Z_NEED_DICT 2 */ + 1: 'stream end', /* Z_STREAM_END 1 */ + 0: '', /* Z_OK 0 */ + '-1': 'file error', /* Z_ERRNO (-1) */ + '-2': 'stream error', /* Z_STREAM_ERROR (-2) */ + '-3': 'data error', /* Z_DATA_ERROR (-3) */ + '-4': 'insufficient memory', /* Z_MEM_ERROR (-4) */ + '-5': 'buffer error', /* Z_BUF_ERROR (-5) */ + '-6': 'incompatible version' /* Z_VERSION_ERROR (-6) */ +}; + +},{}],64:[function(require,module,exports){ +'use strict'; + +// (C) 1995-2013 Jean-loup Gailly and Mark Adler +// (C) 2014-2017 Vitaly Puzrin and Andrey Tupitsin +// +// This software is provided 'as-is', without any express or implied +// warranty. In no event will the authors be held liable for any damages +// arising from the use of this software. +// +// Permission is granted to anyone to use this software for any purpose, +// including commercial applications, and to alter it and redistribute it +// freely, subject to the following restrictions: +// +// 1. The origin of this software must not be misrepresented; you must not +// claim that you wrote the original software. If you use this software +// in a product, an acknowledgment in the product documentation would be +// appreciated but is not required. +// 2. Altered source versions must be plainly marked as such, and must not be +// misrepresented as being the original software. +// 3. This notice may not be removed or altered from any source distribution. + +var utils = require('../utils/common'); + +/* Public constants ==========================================================*/ +/* ===========================================================================*/ + + +//var Z_FILTERED = 1; +//var Z_HUFFMAN_ONLY = 2; +//var Z_RLE = 3; +var Z_FIXED = 4; +//var Z_DEFAULT_STRATEGY = 0; + +/* Possible values of the data_type field (though see inflate()) */ +var Z_BINARY = 0; +var Z_TEXT = 1; +//var Z_ASCII = 1; // = Z_TEXT +var Z_UNKNOWN = 2; + +/*============================================================================*/ + + +function zero(buf) { var len = buf.length; while (--len >= 0) { buf[len] = 0; } } + +// From zutil.h + +var STORED_BLOCK = 0; +var STATIC_TREES = 1; +var DYN_TREES = 2; +/* The three kinds of block type */ + +var MIN_MATCH = 3; +var MAX_MATCH = 258; +/* The minimum and maximum match lengths */ + +// From deflate.h +/* =========================================================================== + * Internal compression state. + */ + +var LENGTH_CODES = 29; +/* number of length codes, not counting the special END_BLOCK code */ + +var LITERALS = 256; +/* number of literal bytes 0..255 */ + +var L_CODES = LITERALS + 1 + LENGTH_CODES; +/* number of Literal or Length codes, including the END_BLOCK code */ + +var D_CODES = 30; +/* number of distance codes */ + +var BL_CODES = 19; +/* number of codes used to transfer the bit lengths */ + +var HEAP_SIZE = 2 * L_CODES + 1; +/* maximum heap size */ + +var MAX_BITS = 15; +/* All codes must not exceed MAX_BITS bits */ + +var Buf_size = 16; +/* size of bit buffer in bi_buf */ + + +/* =========================================================================== + * Constants + */ + +var MAX_BL_BITS = 7; +/* Bit length codes must not exceed MAX_BL_BITS bits */ + +var END_BLOCK = 256; +/* end of block literal code */ + +var REP_3_6 = 16; +/* repeat previous bit length 3-6 times (2 bits of repeat count) */ + +var REPZ_3_10 = 17; +/* repeat a zero length 3-10 times (3 bits of repeat count) */ + +var REPZ_11_138 = 18; +/* repeat a zero length 11-138 times (7 bits of repeat count) */ + +/* eslint-disable comma-spacing,array-bracket-spacing */ +var extra_lbits = /* extra bits for each length code */ + [0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,0]; + +var extra_dbits = /* extra bits for each distance code */ + [0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13]; + +var extra_blbits = /* extra bits for each bit length code */ + [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,3,7]; + +var bl_order = + [16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15]; +/* eslint-enable comma-spacing,array-bracket-spacing */ + +/* The lengths of the bit length codes are sent in order of decreasing + * probability, to avoid transmitting the lengths for unused bit length codes. + */ + +/* =========================================================================== + * Local data. These are initialized only once. + */ + +// We pre-fill arrays with 0 to avoid uninitialized gaps + +var DIST_CODE_LEN = 512; /* see definition of array dist_code below */ + +// !!!! Use flat array instead of structure, Freq = i*2, Len = i*2+1 +var static_ltree = new Array((L_CODES + 2) * 2); +zero(static_ltree); +/* The static literal tree. Since the bit lengths are imposed, there is no + * need for the L_CODES extra codes used during heap construction. However + * The codes 286 and 287 are needed to build a canonical tree (see _tr_init + * below). + */ + +var static_dtree = new Array(D_CODES * 2); +zero(static_dtree); +/* The static distance tree. (Actually a trivial tree since all codes use + * 5 bits.) + */ + +var _dist_code = new Array(DIST_CODE_LEN); +zero(_dist_code); +/* Distance codes. The first 256 values correspond to the distances + * 3 .. 258, the last 256 values correspond to the top 8 bits of + * the 15 bit distances. + */ + +var _length_code = new Array(MAX_MATCH - MIN_MATCH + 1); +zero(_length_code); +/* length code for each normalized match length (0 == MIN_MATCH) */ + +var base_length = new Array(LENGTH_CODES); +zero(base_length); +/* First normalized length for each code (0 = MIN_MATCH) */ + +var base_dist = new Array(D_CODES); +zero(base_dist); +/* First normalized distance for each code (0 = distance of 1) */ + + +function StaticTreeDesc(static_tree, extra_bits, extra_base, elems, max_length) { + + this.static_tree = static_tree; /* static tree or NULL */ + this.extra_bits = extra_bits; /* extra bits for each code or NULL */ + this.extra_base = extra_base; /* base index for extra_bits */ + this.elems = elems; /* max number of elements in the tree */ + this.max_length = max_length; /* max bit length for the codes */ + + // show if `static_tree` has data or dummy - needed for monomorphic objects + this.has_stree = static_tree && static_tree.length; +} + + +var static_l_desc; +var static_d_desc; +var static_bl_desc; + + +function TreeDesc(dyn_tree, stat_desc) { + this.dyn_tree = dyn_tree; /* the dynamic tree */ + this.max_code = 0; /* largest code with non zero frequency */ + this.stat_desc = stat_desc; /* the corresponding static tree */ +} + + + +function d_code(dist) { + return dist < 256 ? _dist_code[dist] : _dist_code[256 + (dist >>> 7)]; +} + + +/* =========================================================================== + * Output a short LSB first on the stream. + * IN assertion: there is enough room in pendingBuf. + */ +function put_short(s, w) { +// put_byte(s, (uch)((w) & 0xff)); +// put_byte(s, (uch)((ush)(w) >> 8)); + s.pending_buf[s.pending++] = (w) & 0xff; + s.pending_buf[s.pending++] = (w >>> 8) & 0xff; +} + + +/* =========================================================================== + * Send a value on a given number of bits. + * IN assertion: length <= 16 and value fits in length bits. + */ +function send_bits(s, value, length) { + if (s.bi_valid > (Buf_size - length)) { + s.bi_buf |= (value << s.bi_valid) & 0xffff; + put_short(s, s.bi_buf); + s.bi_buf = value >> (Buf_size - s.bi_valid); + s.bi_valid += length - Buf_size; + } else { + s.bi_buf |= (value << s.bi_valid) & 0xffff; + s.bi_valid += length; + } +} + + +function send_code(s, c, tree) { + send_bits(s, tree[c * 2]/*.Code*/, tree[c * 2 + 1]/*.Len*/); +} + + +/* =========================================================================== + * Reverse the first len bits of a code, using straightforward code (a faster + * method would use a table) + * IN assertion: 1 <= len <= 15 + */ +function bi_reverse(code, len) { + var res = 0; + do { + res |= code & 1; + code >>>= 1; + res <<= 1; + } while (--len > 0); + return res >>> 1; +} + + +/* =========================================================================== + * Flush the bit buffer, keeping at most 7 bits in it. + */ +function bi_flush(s) { + if (s.bi_valid === 16) { + put_short(s, s.bi_buf); + s.bi_buf = 0; + s.bi_valid = 0; + + } else if (s.bi_valid >= 8) { + s.pending_buf[s.pending++] = s.bi_buf & 0xff; + s.bi_buf >>= 8; + s.bi_valid -= 8; + } +} + + +/* =========================================================================== + * Compute the optimal bit lengths for a tree and update the total bit length + * for the current block. + * IN assertion: the fields freq and dad are set, heap[heap_max] and + * above are the tree nodes sorted by increasing frequency. + * OUT assertions: the field len is set to the optimal bit length, the + * array bl_count contains the frequencies for each bit length. + * The length opt_len is updated; static_len is also updated if stree is + * not null. + */ +function gen_bitlen(s, desc) +// deflate_state *s; +// tree_desc *desc; /* the tree descriptor */ +{ + var tree = desc.dyn_tree; + var max_code = desc.max_code; + var stree = desc.stat_desc.static_tree; + var has_stree = desc.stat_desc.has_stree; + var extra = desc.stat_desc.extra_bits; + var base = desc.stat_desc.extra_base; + var max_length = desc.stat_desc.max_length; + var h; /* heap index */ + var n, m; /* iterate over the tree elements */ + var bits; /* bit length */ + var xbits; /* extra bits */ + var f; /* frequency */ + var overflow = 0; /* number of elements with bit length too large */ + + for (bits = 0; bits <= MAX_BITS; bits++) { + s.bl_count[bits] = 0; + } + + /* In a first pass, compute the optimal bit lengths (which may + * overflow in the case of the bit length tree). + */ + tree[s.heap[s.heap_max] * 2 + 1]/*.Len*/ = 0; /* root of the heap */ + + for (h = s.heap_max + 1; h < HEAP_SIZE; h++) { + n = s.heap[h]; + bits = tree[tree[n * 2 + 1]/*.Dad*/ * 2 + 1]/*.Len*/ + 1; + if (bits > max_length) { + bits = max_length; + overflow++; + } + tree[n * 2 + 1]/*.Len*/ = bits; + /* We overwrite tree[n].Dad which is no longer needed */ + + if (n > max_code) { continue; } /* not a leaf node */ + + s.bl_count[bits]++; + xbits = 0; + if (n >= base) { + xbits = extra[n - base]; + } + f = tree[n * 2]/*.Freq*/; + s.opt_len += f * (bits + xbits); + if (has_stree) { + s.static_len += f * (stree[n * 2 + 1]/*.Len*/ + xbits); + } + } + if (overflow === 0) { return; } + + // Trace((stderr,"\nbit length overflow\n")); + /* This happens for example on obj2 and pic of the Calgary corpus */ + + /* Find the first bit length which could increase: */ + do { + bits = max_length - 1; + while (s.bl_count[bits] === 0) { bits--; } + s.bl_count[bits]--; /* move one leaf down the tree */ + s.bl_count[bits + 1] += 2; /* move one overflow item as its brother */ + s.bl_count[max_length]--; + /* The brother of the overflow item also moves one step up, + * but this does not affect bl_count[max_length] + */ + overflow -= 2; + } while (overflow > 0); + + /* Now recompute all bit lengths, scanning in increasing frequency. + * h is still equal to HEAP_SIZE. (It is simpler to reconstruct all + * lengths instead of fixing only the wrong ones. This idea is taken + * from 'ar' written by Haruhiko Okumura.) + */ + for (bits = max_length; bits !== 0; bits--) { + n = s.bl_count[bits]; + while (n !== 0) { + m = s.heap[--h]; + if (m > max_code) { continue; } + if (tree[m * 2 + 1]/*.Len*/ !== bits) { + // Trace((stderr,"code %d bits %d->%d\n", m, tree[m].Len, bits)); + s.opt_len += (bits - tree[m * 2 + 1]/*.Len*/) * tree[m * 2]/*.Freq*/; + tree[m * 2 + 1]/*.Len*/ = bits; + } + n--; + } + } +} + + +/* =========================================================================== + * Generate the codes for a given tree and bit counts (which need not be + * optimal). + * IN assertion: the array bl_count contains the bit length statistics for + * the given tree and the field len is set for all tree elements. + * OUT assertion: the field code is set for all tree elements of non + * zero code length. + */ +function gen_codes(tree, max_code, bl_count) +// ct_data *tree; /* the tree to decorate */ +// int max_code; /* largest code with non zero frequency */ +// ushf *bl_count; /* number of codes at each bit length */ +{ + var next_code = new Array(MAX_BITS + 1); /* next code value for each bit length */ + var code = 0; /* running code value */ + var bits; /* bit index */ + var n; /* code index */ + + /* The distribution counts are first used to generate the code values + * without bit reversal. + */ + for (bits = 1; bits <= MAX_BITS; bits++) { + next_code[bits] = code = (code + bl_count[bits - 1]) << 1; + } + /* Check that the bit counts in bl_count are consistent. The last code + * must be all ones. + */ + //Assert (code + bl_count[MAX_BITS]-1 == (1< length code (0..28) */ + length = 0; + for (code = 0; code < LENGTH_CODES - 1; code++) { + base_length[code] = length; + for (n = 0; n < (1 << extra_lbits[code]); n++) { + _length_code[length++] = code; + } + } + //Assert (length == 256, "tr_static_init: length != 256"); + /* Note that the length 255 (match length 258) can be represented + * in two different ways: code 284 + 5 bits or code 285, so we + * overwrite length_code[255] to use the best encoding: + */ + _length_code[length - 1] = code; + + /* Initialize the mapping dist (0..32K) -> dist code (0..29) */ + dist = 0; + for (code = 0; code < 16; code++) { + base_dist[code] = dist; + for (n = 0; n < (1 << extra_dbits[code]); n++) { + _dist_code[dist++] = code; + } + } + //Assert (dist == 256, "tr_static_init: dist != 256"); + dist >>= 7; /* from now on, all distances are divided by 128 */ + for (; code < D_CODES; code++) { + base_dist[code] = dist << 7; + for (n = 0; n < (1 << (extra_dbits[code] - 7)); n++) { + _dist_code[256 + dist++] = code; + } + } + //Assert (dist == 256, "tr_static_init: 256+dist != 512"); + + /* Construct the codes of the static literal tree */ + for (bits = 0; bits <= MAX_BITS; bits++) { + bl_count[bits] = 0; + } + + n = 0; + while (n <= 143) { + static_ltree[n * 2 + 1]/*.Len*/ = 8; + n++; + bl_count[8]++; + } + while (n <= 255) { + static_ltree[n * 2 + 1]/*.Len*/ = 9; + n++; + bl_count[9]++; + } + while (n <= 279) { + static_ltree[n * 2 + 1]/*.Len*/ = 7; + n++; + bl_count[7]++; + } + while (n <= 287) { + static_ltree[n * 2 + 1]/*.Len*/ = 8; + n++; + bl_count[8]++; + } + /* Codes 286 and 287 do not exist, but we must include them in the + * tree construction to get a canonical Huffman tree (longest code + * all ones) + */ + gen_codes(static_ltree, L_CODES + 1, bl_count); + + /* The static distance tree is trivial: */ + for (n = 0; n < D_CODES; n++) { + static_dtree[n * 2 + 1]/*.Len*/ = 5; + static_dtree[n * 2]/*.Code*/ = bi_reverse(n, 5); + } + + // Now data ready and we can init static trees + static_l_desc = new StaticTreeDesc(static_ltree, extra_lbits, LITERALS + 1, L_CODES, MAX_BITS); + static_d_desc = new StaticTreeDesc(static_dtree, extra_dbits, 0, D_CODES, MAX_BITS); + static_bl_desc = new StaticTreeDesc(new Array(0), extra_blbits, 0, BL_CODES, MAX_BL_BITS); + + //static_init_done = true; +} + + +/* =========================================================================== + * Initialize a new block. + */ +function init_block(s) { + var n; /* iterates over tree elements */ + + /* Initialize the trees. */ + for (n = 0; n < L_CODES; n++) { s.dyn_ltree[n * 2]/*.Freq*/ = 0; } + for (n = 0; n < D_CODES; n++) { s.dyn_dtree[n * 2]/*.Freq*/ = 0; } + for (n = 0; n < BL_CODES; n++) { s.bl_tree[n * 2]/*.Freq*/ = 0; } + + s.dyn_ltree[END_BLOCK * 2]/*.Freq*/ = 1; + s.opt_len = s.static_len = 0; + s.last_lit = s.matches = 0; +} + + +/* =========================================================================== + * Flush the bit buffer and align the output on a byte boundary + */ +function bi_windup(s) +{ + if (s.bi_valid > 8) { + put_short(s, s.bi_buf); + } else if (s.bi_valid > 0) { + //put_byte(s, (Byte)s->bi_buf); + s.pending_buf[s.pending++] = s.bi_buf; + } + s.bi_buf = 0; + s.bi_valid = 0; +} + +/* =========================================================================== + * Copy a stored block, storing first the length and its + * one's complement if requested. + */ +function copy_block(s, buf, len, header) +//DeflateState *s; +//charf *buf; /* the input data */ +//unsigned len; /* its length */ +//int header; /* true if block header must be written */ +{ + bi_windup(s); /* align on byte boundary */ + + if (header) { + put_short(s, len); + put_short(s, ~len); + } +// while (len--) { +// put_byte(s, *buf++); +// } + utils.arraySet(s.pending_buf, s.window, buf, len, s.pending); + s.pending += len; +} + +/* =========================================================================== + * Compares to subtrees, using the tree depth as tie breaker when + * the subtrees have equal frequency. This minimizes the worst case length. + */ +function smaller(tree, n, m, depth) { + var _n2 = n * 2; + var _m2 = m * 2; + return (tree[_n2]/*.Freq*/ < tree[_m2]/*.Freq*/ || + (tree[_n2]/*.Freq*/ === tree[_m2]/*.Freq*/ && depth[n] <= depth[m])); +} + +/* =========================================================================== + * Restore the heap property by moving down the tree starting at node k, + * exchanging a node with the smallest of its two sons if necessary, stopping + * when the heap property is re-established (each father smaller than its + * two sons). + */ +function pqdownheap(s, tree, k) +// deflate_state *s; +// ct_data *tree; /* the tree to restore */ +// int k; /* node to move down */ +{ + var v = s.heap[k]; + var j = k << 1; /* left son of k */ + while (j <= s.heap_len) { + /* Set j to the smallest of the two sons: */ + if (j < s.heap_len && + smaller(tree, s.heap[j + 1], s.heap[j], s.depth)) { + j++; + } + /* Exit if v is smaller than both sons */ + if (smaller(tree, v, s.heap[j], s.depth)) { break; } + + /* Exchange v with the smallest son */ + s.heap[k] = s.heap[j]; + k = j; + + /* And continue down the tree, setting j to the left son of k */ + j <<= 1; + } + s.heap[k] = v; +} + + +// inlined manually +// var SMALLEST = 1; + +/* =========================================================================== + * Send the block data compressed using the given Huffman trees + */ +function compress_block(s, ltree, dtree) +// deflate_state *s; +// const ct_data *ltree; /* literal tree */ +// const ct_data *dtree; /* distance tree */ +{ + var dist; /* distance of matched string */ + var lc; /* match length or unmatched char (if dist == 0) */ + var lx = 0; /* running index in l_buf */ + var code; /* the code to send */ + var extra; /* number of extra bits to send */ + + if (s.last_lit !== 0) { + do { + dist = (s.pending_buf[s.d_buf + lx * 2] << 8) | (s.pending_buf[s.d_buf + lx * 2 + 1]); + lc = s.pending_buf[s.l_buf + lx]; + lx++; + + if (dist === 0) { + send_code(s, lc, ltree); /* send a literal byte */ + //Tracecv(isgraph(lc), (stderr," '%c' ", lc)); + } else { + /* Here, lc is the match length - MIN_MATCH */ + code = _length_code[lc]; + send_code(s, code + LITERALS + 1, ltree); /* send the length code */ + extra = extra_lbits[code]; + if (extra !== 0) { + lc -= base_length[code]; + send_bits(s, lc, extra); /* send the extra length bits */ + } + dist--; /* dist is now the match distance - 1 */ + code = d_code(dist); + //Assert (code < D_CODES, "bad d_code"); + + send_code(s, code, dtree); /* send the distance code */ + extra = extra_dbits[code]; + if (extra !== 0) { + dist -= base_dist[code]; + send_bits(s, dist, extra); /* send the extra distance bits */ + } + } /* literal or match pair ? */ + + /* Check that the overlay between pending_buf and d_buf+l_buf is ok: */ + //Assert((uInt)(s->pending) < s->lit_bufsize + 2*lx, + // "pendingBuf overflow"); + + } while (lx < s.last_lit); + } + + send_code(s, END_BLOCK, ltree); +} + + +/* =========================================================================== + * Construct one Huffman tree and assigns the code bit strings and lengths. + * Update the total bit length for the current block. + * IN assertion: the field freq is set for all tree elements. + * OUT assertions: the fields len and code are set to the optimal bit length + * and corresponding code. The length opt_len is updated; static_len is + * also updated if stree is not null. The field max_code is set. + */ +function build_tree(s, desc) +// deflate_state *s; +// tree_desc *desc; /* the tree descriptor */ +{ + var tree = desc.dyn_tree; + var stree = desc.stat_desc.static_tree; + var has_stree = desc.stat_desc.has_stree; + var elems = desc.stat_desc.elems; + var n, m; /* iterate over heap elements */ + var max_code = -1; /* largest code with non zero frequency */ + var node; /* new node being created */ + + /* Construct the initial heap, with least frequent element in + * heap[SMALLEST]. The sons of heap[n] are heap[2*n] and heap[2*n+1]. + * heap[0] is not used. + */ + s.heap_len = 0; + s.heap_max = HEAP_SIZE; + + for (n = 0; n < elems; n++) { + if (tree[n * 2]/*.Freq*/ !== 0) { + s.heap[++s.heap_len] = max_code = n; + s.depth[n] = 0; + + } else { + tree[n * 2 + 1]/*.Len*/ = 0; + } + } + + /* The pkzip format requires that at least one distance code exists, + * and that at least one bit should be sent even if there is only one + * possible code. So to avoid special checks later on we force at least + * two codes of non zero frequency. + */ + while (s.heap_len < 2) { + node = s.heap[++s.heap_len] = (max_code < 2 ? ++max_code : 0); + tree[node * 2]/*.Freq*/ = 1; + s.depth[node] = 0; + s.opt_len--; + + if (has_stree) { + s.static_len -= stree[node * 2 + 1]/*.Len*/; + } + /* node is 0 or 1 so it does not have extra bits */ + } + desc.max_code = max_code; + + /* The elements heap[heap_len/2+1 .. heap_len] are leaves of the tree, + * establish sub-heaps of increasing lengths: + */ + for (n = (s.heap_len >> 1/*int /2*/); n >= 1; n--) { pqdownheap(s, tree, n); } + + /* Construct the Huffman tree by repeatedly combining the least two + * frequent nodes. + */ + node = elems; /* next internal node of the tree */ + do { + //pqremove(s, tree, n); /* n = node of least frequency */ + /*** pqremove ***/ + n = s.heap[1/*SMALLEST*/]; + s.heap[1/*SMALLEST*/] = s.heap[s.heap_len--]; + pqdownheap(s, tree, 1/*SMALLEST*/); + /***/ + + m = s.heap[1/*SMALLEST*/]; /* m = node of next least frequency */ + + s.heap[--s.heap_max] = n; /* keep the nodes sorted by frequency */ + s.heap[--s.heap_max] = m; + + /* Create a new node father of n and m */ + tree[node * 2]/*.Freq*/ = tree[n * 2]/*.Freq*/ + tree[m * 2]/*.Freq*/; + s.depth[node] = (s.depth[n] >= s.depth[m] ? s.depth[n] : s.depth[m]) + 1; + tree[n * 2 + 1]/*.Dad*/ = tree[m * 2 + 1]/*.Dad*/ = node; + + /* and insert the new node in the heap */ + s.heap[1/*SMALLEST*/] = node++; + pqdownheap(s, tree, 1/*SMALLEST*/); + + } while (s.heap_len >= 2); + + s.heap[--s.heap_max] = s.heap[1/*SMALLEST*/]; + + /* At this point, the fields freq and dad are set. We can now + * generate the bit lengths. + */ + gen_bitlen(s, desc); + + /* The field len is now set, we can generate the bit codes */ + gen_codes(tree, max_code, s.bl_count); +} + + +/* =========================================================================== + * Scan a literal or distance tree to determine the frequencies of the codes + * in the bit length tree. + */ +function scan_tree(s, tree, max_code) +// deflate_state *s; +// ct_data *tree; /* the tree to be scanned */ +// int max_code; /* and its largest code of non zero frequency */ +{ + var n; /* iterates over all tree elements */ + var prevlen = -1; /* last emitted length */ + var curlen; /* length of current code */ + + var nextlen = tree[0 * 2 + 1]/*.Len*/; /* length of next code */ + + var count = 0; /* repeat count of the current code */ + var max_count = 7; /* max repeat count */ + var min_count = 4; /* min repeat count */ + + if (nextlen === 0) { + max_count = 138; + min_count = 3; + } + tree[(max_code + 1) * 2 + 1]/*.Len*/ = 0xffff; /* guard */ + + for (n = 0; n <= max_code; n++) { + curlen = nextlen; + nextlen = tree[(n + 1) * 2 + 1]/*.Len*/; + + if (++count < max_count && curlen === nextlen) { + continue; + + } else if (count < min_count) { + s.bl_tree[curlen * 2]/*.Freq*/ += count; + + } else if (curlen !== 0) { + + if (curlen !== prevlen) { s.bl_tree[curlen * 2]/*.Freq*/++; } + s.bl_tree[REP_3_6 * 2]/*.Freq*/++; + + } else if (count <= 10) { + s.bl_tree[REPZ_3_10 * 2]/*.Freq*/++; + + } else { + s.bl_tree[REPZ_11_138 * 2]/*.Freq*/++; + } + + count = 0; + prevlen = curlen; + + if (nextlen === 0) { + max_count = 138; + min_count = 3; + + } else if (curlen === nextlen) { + max_count = 6; + min_count = 3; + + } else { + max_count = 7; + min_count = 4; + } + } +} + + +/* =========================================================================== + * Send a literal or distance tree in compressed form, using the codes in + * bl_tree. + */ +function send_tree(s, tree, max_code) +// deflate_state *s; +// ct_data *tree; /* the tree to be scanned */ +// int max_code; /* and its largest code of non zero frequency */ +{ + var n; /* iterates over all tree elements */ + var prevlen = -1; /* last emitted length */ + var curlen; /* length of current code */ + + var nextlen = tree[0 * 2 + 1]/*.Len*/; /* length of next code */ + + var count = 0; /* repeat count of the current code */ + var max_count = 7; /* max repeat count */ + var min_count = 4; /* min repeat count */ + + /* tree[max_code+1].Len = -1; */ /* guard already set */ + if (nextlen === 0) { + max_count = 138; + min_count = 3; + } + + for (n = 0; n <= max_code; n++) { + curlen = nextlen; + nextlen = tree[(n + 1) * 2 + 1]/*.Len*/; + + if (++count < max_count && curlen === nextlen) { + continue; + + } else if (count < min_count) { + do { send_code(s, curlen, s.bl_tree); } while (--count !== 0); + + } else if (curlen !== 0) { + if (curlen !== prevlen) { + send_code(s, curlen, s.bl_tree); + count--; + } + //Assert(count >= 3 && count <= 6, " 3_6?"); + send_code(s, REP_3_6, s.bl_tree); + send_bits(s, count - 3, 2); + + } else if (count <= 10) { + send_code(s, REPZ_3_10, s.bl_tree); + send_bits(s, count - 3, 3); + + } else { + send_code(s, REPZ_11_138, s.bl_tree); + send_bits(s, count - 11, 7); + } + + count = 0; + prevlen = curlen; + if (nextlen === 0) { + max_count = 138; + min_count = 3; + + } else if (curlen === nextlen) { + max_count = 6; + min_count = 3; + + } else { + max_count = 7; + min_count = 4; + } + } +} + + +/* =========================================================================== + * Construct the Huffman tree for the bit lengths and return the index in + * bl_order of the last bit length code to send. + */ +function build_bl_tree(s) { + var max_blindex; /* index of last bit length code of non zero freq */ + + /* Determine the bit length frequencies for literal and distance trees */ + scan_tree(s, s.dyn_ltree, s.l_desc.max_code); + scan_tree(s, s.dyn_dtree, s.d_desc.max_code); + + /* Build the bit length tree: */ + build_tree(s, s.bl_desc); + /* opt_len now includes the length of the tree representations, except + * the lengths of the bit lengths codes and the 5+5+4 bits for the counts. + */ + + /* Determine the number of bit length codes to send. The pkzip format + * requires that at least 4 bit length codes be sent. (appnote.txt says + * 3 but the actual value used is 4.) + */ + for (max_blindex = BL_CODES - 1; max_blindex >= 3; max_blindex--) { + if (s.bl_tree[bl_order[max_blindex] * 2 + 1]/*.Len*/ !== 0) { + break; + } + } + /* Update opt_len to include the bit length tree and counts */ + s.opt_len += 3 * (max_blindex + 1) + 5 + 5 + 4; + //Tracev((stderr, "\ndyn trees: dyn %ld, stat %ld", + // s->opt_len, s->static_len)); + + return max_blindex; +} + + +/* =========================================================================== + * Send the header for a block using dynamic Huffman trees: the counts, the + * lengths of the bit length codes, the literal tree and the distance tree. + * IN assertion: lcodes >= 257, dcodes >= 1, blcodes >= 4. + */ +function send_all_trees(s, lcodes, dcodes, blcodes) +// deflate_state *s; +// int lcodes, dcodes, blcodes; /* number of codes for each tree */ +{ + var rank; /* index in bl_order */ + + //Assert (lcodes >= 257 && dcodes >= 1 && blcodes >= 4, "not enough codes"); + //Assert (lcodes <= L_CODES && dcodes <= D_CODES && blcodes <= BL_CODES, + // "too many codes"); + //Tracev((stderr, "\nbl counts: ")); + send_bits(s, lcodes - 257, 5); /* not +255 as stated in appnote.txt */ + send_bits(s, dcodes - 1, 5); + send_bits(s, blcodes - 4, 4); /* not -3 as stated in appnote.txt */ + for (rank = 0; rank < blcodes; rank++) { + //Tracev((stderr, "\nbl code %2d ", bl_order[rank])); + send_bits(s, s.bl_tree[bl_order[rank] * 2 + 1]/*.Len*/, 3); + } + //Tracev((stderr, "\nbl tree: sent %ld", s->bits_sent)); + + send_tree(s, s.dyn_ltree, lcodes - 1); /* literal tree */ + //Tracev((stderr, "\nlit tree: sent %ld", s->bits_sent)); + + send_tree(s, s.dyn_dtree, dcodes - 1); /* distance tree */ + //Tracev((stderr, "\ndist tree: sent %ld", s->bits_sent)); +} + + +/* =========================================================================== + * Check if the data type is TEXT or BINARY, using the following algorithm: + * - TEXT if the two conditions below are satisfied: + * a) There are no non-portable control characters belonging to the + * "black list" (0..6, 14..25, 28..31). + * b) There is at least one printable character belonging to the + * "white list" (9 {TAB}, 10 {LF}, 13 {CR}, 32..255). + * - BINARY otherwise. + * - The following partially-portable control characters form a + * "gray list" that is ignored in this detection algorithm: + * (7 {BEL}, 8 {BS}, 11 {VT}, 12 {FF}, 26 {SUB}, 27 {ESC}). + * IN assertion: the fields Freq of dyn_ltree are set. + */ +function detect_data_type(s) { + /* black_mask is the bit mask of black-listed bytes + * set bits 0..6, 14..25, and 28..31 + * 0xf3ffc07f = binary 11110011111111111100000001111111 + */ + var black_mask = 0xf3ffc07f; + var n; + + /* Check for non-textual ("black-listed") bytes. */ + for (n = 0; n <= 31; n++, black_mask >>>= 1) { + if ((black_mask & 1) && (s.dyn_ltree[n * 2]/*.Freq*/ !== 0)) { + return Z_BINARY; + } + } + + /* Check for textual ("white-listed") bytes. */ + if (s.dyn_ltree[9 * 2]/*.Freq*/ !== 0 || s.dyn_ltree[10 * 2]/*.Freq*/ !== 0 || + s.dyn_ltree[13 * 2]/*.Freq*/ !== 0) { + return Z_TEXT; + } + for (n = 32; n < LITERALS; n++) { + if (s.dyn_ltree[n * 2]/*.Freq*/ !== 0) { + return Z_TEXT; + } + } + + /* There are no "black-listed" or "white-listed" bytes: + * this stream either is empty or has tolerated ("gray-listed") bytes only. + */ + return Z_BINARY; +} + + +var static_init_done = false; + +/* =========================================================================== + * Initialize the tree data structures for a new zlib stream. + */ +function _tr_init(s) +{ + + if (!static_init_done) { + tr_static_init(); + static_init_done = true; + } + + s.l_desc = new TreeDesc(s.dyn_ltree, static_l_desc); + s.d_desc = new TreeDesc(s.dyn_dtree, static_d_desc); + s.bl_desc = new TreeDesc(s.bl_tree, static_bl_desc); + + s.bi_buf = 0; + s.bi_valid = 0; + + /* Initialize the first block of the first file: */ + init_block(s); +} + + +/* =========================================================================== + * Send a stored block + */ +function _tr_stored_block(s, buf, stored_len, last) +//DeflateState *s; +//charf *buf; /* input block */ +//ulg stored_len; /* length of input block */ +//int last; /* one if this is the last block for a file */ +{ + send_bits(s, (STORED_BLOCK << 1) + (last ? 1 : 0), 3); /* send block type */ + copy_block(s, buf, stored_len, true); /* with header */ +} + + +/* =========================================================================== + * Send one empty static block to give enough lookahead for inflate. + * This takes 10 bits, of which 7 may remain in the bit buffer. + */ +function _tr_align(s) { + send_bits(s, STATIC_TREES << 1, 3); + send_code(s, END_BLOCK, static_ltree); + bi_flush(s); +} + + +/* =========================================================================== + * Determine the best encoding for the current block: dynamic trees, static + * trees or store, and output the encoded block to the zip file. + */ +function _tr_flush_block(s, buf, stored_len, last) +//DeflateState *s; +//charf *buf; /* input block, or NULL if too old */ +//ulg stored_len; /* length of input block */ +//int last; /* one if this is the last block for a file */ +{ + var opt_lenb, static_lenb; /* opt_len and static_len in bytes */ + var max_blindex = 0; /* index of last bit length code of non zero freq */ + + /* Build the Huffman trees unless a stored block is forced */ + if (s.level > 0) { + + /* Check if the file is binary or text */ + if (s.strm.data_type === Z_UNKNOWN) { + s.strm.data_type = detect_data_type(s); + } + + /* Construct the literal and distance trees */ + build_tree(s, s.l_desc); + // Tracev((stderr, "\nlit data: dyn %ld, stat %ld", s->opt_len, + // s->static_len)); + + build_tree(s, s.d_desc); + // Tracev((stderr, "\ndist data: dyn %ld, stat %ld", s->opt_len, + // s->static_len)); + /* At this point, opt_len and static_len are the total bit lengths of + * the compressed block data, excluding the tree representations. + */ + + /* Build the bit length tree for the above two trees, and get the index + * in bl_order of the last bit length code to send. + */ + max_blindex = build_bl_tree(s); + + /* Determine the best encoding. Compute the block lengths in bytes. */ + opt_lenb = (s.opt_len + 3 + 7) >>> 3; + static_lenb = (s.static_len + 3 + 7) >>> 3; + + // Tracev((stderr, "\nopt %lu(%lu) stat %lu(%lu) stored %lu lit %u ", + // opt_lenb, s->opt_len, static_lenb, s->static_len, stored_len, + // s->last_lit)); + + if (static_lenb <= opt_lenb) { opt_lenb = static_lenb; } + + } else { + // Assert(buf != (char*)0, "lost buf"); + opt_lenb = static_lenb = stored_len + 5; /* force a stored block */ + } + + if ((stored_len + 4 <= opt_lenb) && (buf !== -1)) { + /* 4: two words for the lengths */ + + /* The test buf != NULL is only necessary if LIT_BUFSIZE > WSIZE. + * Otherwise we can't have processed more than WSIZE input bytes since + * the last block flush, because compression would have been + * successful. If LIT_BUFSIZE <= WSIZE, it is never too late to + * transform a block into a stored block. + */ + _tr_stored_block(s, buf, stored_len, last); + + } else if (s.strategy === Z_FIXED || static_lenb === opt_lenb) { + + send_bits(s, (STATIC_TREES << 1) + (last ? 1 : 0), 3); + compress_block(s, static_ltree, static_dtree); + + } else { + send_bits(s, (DYN_TREES << 1) + (last ? 1 : 0), 3); + send_all_trees(s, s.l_desc.max_code + 1, s.d_desc.max_code + 1, max_blindex + 1); + compress_block(s, s.dyn_ltree, s.dyn_dtree); + } + // Assert (s->compressed_len == s->bits_sent, "bad compressed size"); + /* The above check is made mod 2^32, for files larger than 512 MB + * and uLong implemented on 32 bits. + */ + init_block(s); + + if (last) { + bi_windup(s); + } + // Tracev((stderr,"\ncomprlen %lu(%lu) ", s->compressed_len>>3, + // s->compressed_len-7*last)); +} + +/* =========================================================================== + * Save the match info and tally the frequency counts. Return true if + * the current block must be flushed. + */ +function _tr_tally(s, dist, lc) +// deflate_state *s; +// unsigned dist; /* distance of matched string */ +// unsigned lc; /* match length-MIN_MATCH or unmatched char (if dist==0) */ +{ + //var out_length, in_length, dcode; + + s.pending_buf[s.d_buf + s.last_lit * 2] = (dist >>> 8) & 0xff; + s.pending_buf[s.d_buf + s.last_lit * 2 + 1] = dist & 0xff; + + s.pending_buf[s.l_buf + s.last_lit] = lc & 0xff; + s.last_lit++; + + if (dist === 0) { + /* lc is the unmatched char */ + s.dyn_ltree[lc * 2]/*.Freq*/++; + } else { + s.matches++; + /* Here, lc is the match length - MIN_MATCH */ + dist--; /* dist = match distance - 1 */ + //Assert((ush)dist < (ush)MAX_DIST(s) && + // (ush)lc <= (ush)(MAX_MATCH-MIN_MATCH) && + // (ush)d_code(dist) < (ush)D_CODES, "_tr_tally: bad match"); + + s.dyn_ltree[(_length_code[lc] + LITERALS + 1) * 2]/*.Freq*/++; + s.dyn_dtree[d_code(dist) * 2]/*.Freq*/++; + } + +// (!) This block is disabled in zlib defaults, +// don't enable it for binary compatibility + +//#ifdef TRUNCATE_BLOCK +// /* Try to guess if it is profitable to stop the current block here */ +// if ((s.last_lit & 0x1fff) === 0 && s.level > 2) { +// /* Compute an upper bound for the compressed length */ +// out_length = s.last_lit*8; +// in_length = s.strstart - s.block_start; +// +// for (dcode = 0; dcode < D_CODES; dcode++) { +// out_length += s.dyn_dtree[dcode*2]/*.Freq*/ * (5 + extra_dbits[dcode]); +// } +// out_length >>>= 3; +// //Tracev((stderr,"\nlast_lit %u, in %ld, out ~%ld(%ld%%) ", +// // s->last_lit, in_length, out_length, +// // 100L - out_length*100L/in_length)); +// if (s.matches < (s.last_lit>>1)/*int /2*/ && out_length < (in_length>>1)/*int /2*/) { +// return true; +// } +// } +//#endif + + return (s.last_lit === s.lit_bufsize - 1); + /* We avoid equality with lit_bufsize because of wraparound at 64K + * on 16 bit machines and because stored blocks are restricted to + * 64K-1 bytes. + */ +} + +exports._tr_init = _tr_init; +exports._tr_stored_block = _tr_stored_block; +exports._tr_flush_block = _tr_flush_block; +exports._tr_tally = _tr_tally; +exports._tr_align = _tr_align; + +},{"../utils/common":53}],65:[function(require,module,exports){ +'use strict'; + +// (C) 1995-2013 Jean-loup Gailly and Mark Adler +// (C) 2014-2017 Vitaly Puzrin and Andrey Tupitsin +// +// This software is provided 'as-is', without any express or implied +// warranty. In no event will the authors be held liable for any damages +// arising from the use of this software. +// +// Permission is granted to anyone to use this software for any purpose, +// including commercial applications, and to alter it and redistribute it +// freely, subject to the following restrictions: +// +// 1. The origin of this software must not be misrepresented; you must not +// claim that you wrote the original software. If you use this software +// in a product, an acknowledgment in the product documentation would be +// appreciated but is not required. +// 2. Altered source versions must be plainly marked as such, and must not be +// misrepresented as being the original software. +// 3. This notice may not be removed or altered from any source distribution. + +function ZStream() { + /* next input byte */ + this.input = null; // JS specific, because we have no pointers + this.next_in = 0; + /* number of bytes available at input */ + this.avail_in = 0; + /* total number of input bytes read so far */ + this.total_in = 0; + /* next output byte should be put there */ + this.output = null; // JS specific, because we have no pointers + this.next_out = 0; + /* remaining free space at output */ + this.avail_out = 0; + /* total number of bytes output so far */ + this.total_out = 0; + /* last error message, NULL if no error */ + this.msg = ''/*Z_NULL*/; + /* not visible by applications */ + this.state = null; + /* best guess about the data type: binary or text */ + this.data_type = 2/*Z_UNKNOWN*/; + /* adler32 value of the uncompressed data */ + this.adler = 0; +} + +module.exports = ZStream; + +},{}],66:[function(require,module,exports){ +// shim for using process in browser +var process = module.exports = {}; + +// cached from whatever global is present so that test runners that stub it +// don't break things. But we need to wrap it in a try catch in case it is +// wrapped in strict mode code which doesn't define any globals. It's inside a +// function because try/catches deoptimize in certain engines. + +var cachedSetTimeout; +var cachedClearTimeout; + +function defaultSetTimout() { + throw new Error('setTimeout has not been defined'); +} +function defaultClearTimeout () { + throw new Error('clearTimeout has not been defined'); +} +(function () { + try { + if (typeof setTimeout === 'function') { + cachedSetTimeout = setTimeout; + } else { + cachedSetTimeout = defaultSetTimout; + } + } catch (e) { + cachedSetTimeout = defaultSetTimout; + } + try { + if (typeof clearTimeout === 'function') { + cachedClearTimeout = clearTimeout; + } else { + cachedClearTimeout = defaultClearTimeout; + } + } catch (e) { + cachedClearTimeout = defaultClearTimeout; + } +} ()) +function runTimeout(fun) { + if (cachedSetTimeout === setTimeout) { + //normal enviroments in sane situations + return setTimeout(fun, 0); + } + // if setTimeout wasn't available but was latter defined + if ((cachedSetTimeout === defaultSetTimout || !cachedSetTimeout) && setTimeout) { + cachedSetTimeout = setTimeout; + return setTimeout(fun, 0); + } + try { + // when when somebody has screwed with setTimeout but no I.E. maddness + return cachedSetTimeout(fun, 0); + } catch(e){ + try { + // When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally + return cachedSetTimeout.call(null, fun, 0); + } catch(e){ + // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error + return cachedSetTimeout.call(this, fun, 0); + } + } + + +} +function runClearTimeout(marker) { + if (cachedClearTimeout === clearTimeout) { + //normal enviroments in sane situations + return clearTimeout(marker); + } + // if clearTimeout wasn't available but was latter defined + if ((cachedClearTimeout === defaultClearTimeout || !cachedClearTimeout) && clearTimeout) { + cachedClearTimeout = clearTimeout; + return clearTimeout(marker); + } + try { + // when when somebody has screwed with setTimeout but no I.E. maddness + return cachedClearTimeout(marker); + } catch (e){ + try { + // When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally + return cachedClearTimeout.call(null, marker); + } catch (e){ + // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error. + // Some versions of I.E. have different rules for clearTimeout vs setTimeout + return cachedClearTimeout.call(this, marker); + } + } + + + +} +var queue = []; +var draining = false; +var currentQueue; +var queueIndex = -1; + +function cleanUpNextTick() { + if (!draining || !currentQueue) { + return; + } + draining = false; + if (currentQueue.length) { + queue = currentQueue.concat(queue); + } else { + queueIndex = -1; + } + if (queue.length) { + drainQueue(); + } +} + +function drainQueue() { + if (draining) { + return; + } + var timeout = runTimeout(cleanUpNextTick); + draining = true; + + var len = queue.length; + while(len) { + currentQueue = queue; + queue = []; + while (++queueIndex < len) { + if (currentQueue) { + currentQueue[queueIndex].run(); + } + } + queueIndex = -1; + len = queue.length; + } + currentQueue = null; + draining = false; + runClearTimeout(timeout); +} + +process.nextTick = function (fun) { + var args = new Array(arguments.length - 1); + if (arguments.length > 1) { + for (var i = 1; i < arguments.length; i++) { + args[i - 1] = arguments[i]; + } + } + queue.push(new Item(fun, args)); + if (queue.length === 1 && !draining) { + runTimeout(drainQueue); + } +}; + +// v8 likes predictible objects +function Item(fun, array) { + this.fun = fun; + this.array = array; +} +Item.prototype.run = function () { + this.fun.apply(null, this.array); +}; +process.title = 'browser'; +process.browser = true; +process.env = {}; +process.argv = []; +process.version = ''; // empty string to avoid regexp issues +process.versions = {}; + +function noop() {} + +process.on = noop; +process.addListener = noop; +process.once = noop; +process.off = noop; +process.removeListener = noop; +process.removeAllListeners = noop; +process.emit = noop; +process.prependListener = noop; +process.prependOnceListener = noop; + +process.listeners = function (name) { return [] } + +process.binding = function (name) { + throw new Error('process.binding is not supported'); +}; + +process.cwd = function () { return '/' }; +process.chdir = function (dir) { + throw new Error('process.chdir is not supported'); +}; +process.umask = function() { return 0; }; + +},{}],67:[function(require,module,exports){ +'use strict'; + +/* +node-bzip - a pure-javascript Node.JS module for decoding bzip2 data + +Copyright (C) 2012 Eli Skeggs + +This library is free software; you can redistribute it and/or +modify it under the terms of the GNU Lesser General Public +License as published by the Free Software Foundation; either +version 2.1 of the License, or (at your option) any later version. + +This library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Lesser General Public License for more details. + +You should have received a copy of the GNU Lesser General Public +License along with this library; if not, see +http://www.gnu.org/licenses/lgpl-2.1.html + +Adapted from bzip2.js, copyright 2011 antimatter15 (antimatter15@gmail.com). + +Based on micro-bunzip by Rob Landley (rob@landley.net). + +Based on bzip2 decompression code by Julian R Seward (jseward@acm.org), +which also acknowledges contributions by Mike Burrows, David Wheeler, +Peter Fenwick, Alistair Moffat, Radford Neal, Ian H. Witten, +Robert Sedgewick, and Jon L. Bentley. +*/ + +var BITMASK = [0x00, 0x01, 0x03, 0x07, 0x0F, 0x1F, 0x3F, 0x7F, 0xFF]; + +// offset in bytes +var BitReader = function BitReader(stream) { + this.stream = stream; + this.bitOffset = 0; + this.curByte = 0; + this.hasByte = false; +}; + +BitReader.prototype._ensureByte = function () { + if (!this.hasByte) { + this.curByte = this.stream.readByte(); + this.hasByte = true; + } +}; + +// reads bits from the buffer +BitReader.prototype.read = function (bits) { + var result = 0; + while (bits > 0) { + this._ensureByte(); + var remaining = 8 - this.bitOffset; + // if we're in a byte + if (bits >= remaining) { + result <<= remaining; + result |= BITMASK[remaining] & this.curByte; + this.hasByte = false; + this.bitOffset = 0; + bits -= remaining; + } else { + result <<= bits; + var shift = remaining - bits; + result |= (this.curByte & BITMASK[bits] << shift) >> shift; + this.bitOffset += bits; + bits = 0; + } + } + return result; +}; + +// seek to an arbitrary point in the buffer (expressed in bits) +BitReader.prototype.seek = function (pos) { + var n_bit = pos % 8; + var n_byte = (pos - n_bit) / 8; + this.bitOffset = n_bit; + this.stream.seek(n_byte); + this.hasByte = false; +}; + +// reads 6 bytes worth of data using the read method +BitReader.prototype.pi = function () { + var buf = new Uint8Array(6), + i; + for (i = 0; i < buf.length; i++) { + buf[i] = this.read(8); + } + return bufToHex(buf); +}; + +function bufToHex(buf) { + return Array.prototype.map.call(buf, x => ('00' + x.toString(16)).slice(-2)).join(''); +} + +module.exports = BitReader; + +},{}],68:[function(require,module,exports){ +"use strict"; + +/* CRC32, used in Bzip2 implementation. + * This is a port of CRC32.java from the jbzip2 implementation at + * https://code.google.com/p/jbzip2 + * which is: + * Copyright (c) 2011 Matthew Francis + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, + * copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following + * conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * This JavaScript implementation is: + * Copyright (c) 2013 C. Scott Ananian + * with the same licensing terms as Matthew Francis' original implementation. + */ +module.exports = function () { + + /** + * A static CRC lookup table + */ + var crc32Lookup = new Uint32Array([0x00000000, 0x04c11db7, 0x09823b6e, 0x0d4326d9, 0x130476dc, 0x17c56b6b, 0x1a864db2, 0x1e475005, 0x2608edb8, 0x22c9f00f, 0x2f8ad6d6, 0x2b4bcb61, 0x350c9b64, 0x31cd86d3, 0x3c8ea00a, 0x384fbdbd, 0x4c11db70, 0x48d0c6c7, 0x4593e01e, 0x4152fda9, 0x5f15adac, 0x5bd4b01b, 0x569796c2, 0x52568b75, 0x6a1936c8, 0x6ed82b7f, 0x639b0da6, 0x675a1011, 0x791d4014, 0x7ddc5da3, 0x709f7b7a, 0x745e66cd, 0x9823b6e0, 0x9ce2ab57, 0x91a18d8e, 0x95609039, 0x8b27c03c, 0x8fe6dd8b, 0x82a5fb52, 0x8664e6e5, 0xbe2b5b58, 0xbaea46ef, 0xb7a96036, 0xb3687d81, 0xad2f2d84, 0xa9ee3033, 0xa4ad16ea, 0xa06c0b5d, 0xd4326d90, 0xd0f37027, 0xddb056fe, 0xd9714b49, 0xc7361b4c, 0xc3f706fb, 0xceb42022, 0xca753d95, 0xf23a8028, 0xf6fb9d9f, 0xfbb8bb46, 0xff79a6f1, 0xe13ef6f4, 0xe5ffeb43, 0xe8bccd9a, 0xec7dd02d, 0x34867077, 0x30476dc0, 0x3d044b19, 0x39c556ae, 0x278206ab, 0x23431b1c, 0x2e003dc5, 0x2ac12072, 0x128e9dcf, 0x164f8078, 0x1b0ca6a1, 0x1fcdbb16, 0x018aeb13, 0x054bf6a4, 0x0808d07d, 0x0cc9cdca, 0x7897ab07, 0x7c56b6b0, 0x71159069, 0x75d48dde, 0x6b93dddb, 0x6f52c06c, 0x6211e6b5, 0x66d0fb02, 0x5e9f46bf, 0x5a5e5b08, 0x571d7dd1, 0x53dc6066, 0x4d9b3063, 0x495a2dd4, 0x44190b0d, 0x40d816ba, 0xaca5c697, 0xa864db20, 0xa527fdf9, 0xa1e6e04e, 0xbfa1b04b, 0xbb60adfc, 0xb6238b25, 0xb2e29692, 0x8aad2b2f, 0x8e6c3698, 0x832f1041, 0x87ee0df6, 0x99a95df3, 0x9d684044, 0x902b669d, 0x94ea7b2a, 0xe0b41de7, 0xe4750050, 0xe9362689, 0xedf73b3e, 0xf3b06b3b, 0xf771768c, 0xfa325055, 0xfef34de2, 0xc6bcf05f, 0xc27dede8, 0xcf3ecb31, 0xcbffd686, 0xd5b88683, 0xd1799b34, 0xdc3abded, 0xd8fba05a, 0x690ce0ee, 0x6dcdfd59, 0x608edb80, 0x644fc637, 0x7a089632, 0x7ec98b85, 0x738aad5c, 0x774bb0eb, 0x4f040d56, 0x4bc510e1, 0x46863638, 0x42472b8f, 0x5c007b8a, 0x58c1663d, 0x558240e4, 0x51435d53, 0x251d3b9e, 0x21dc2629, 0x2c9f00f0, 0x285e1d47, 0x36194d42, 0x32d850f5, 0x3f9b762c, 0x3b5a6b9b, 0x0315d626, 0x07d4cb91, 0x0a97ed48, 0x0e56f0ff, 0x1011a0fa, 0x14d0bd4d, 0x19939b94, 0x1d528623, 0xf12f560e, 0xf5ee4bb9, 0xf8ad6d60, 0xfc6c70d7, 0xe22b20d2, 0xe6ea3d65, 0xeba91bbc, 0xef68060b, 0xd727bbb6, 0xd3e6a601, 0xdea580d8, 0xda649d6f, 0xc423cd6a, 0xc0e2d0dd, 0xcda1f604, 0xc960ebb3, 0xbd3e8d7e, 0xb9ff90c9, 0xb4bcb610, 0xb07daba7, 0xae3afba2, 0xaafbe615, 0xa7b8c0cc, 0xa379dd7b, 0x9b3660c6, 0x9ff77d71, 0x92b45ba8, 0x9675461f, 0x8832161a, 0x8cf30bad, 0x81b02d74, 0x857130c3, 0x5d8a9099, 0x594b8d2e, 0x5408abf7, 0x50c9b640, 0x4e8ee645, 0x4a4ffbf2, 0x470cdd2b, 0x43cdc09c, 0x7b827d21, 0x7f436096, 0x7200464f, 0x76c15bf8, 0x68860bfd, 0x6c47164a, 0x61043093, 0x65c52d24, 0x119b4be9, 0x155a565e, 0x18197087, 0x1cd86d30, 0x029f3d35, 0x065e2082, 0x0b1d065b, 0x0fdc1bec, 0x3793a651, 0x3352bbe6, 0x3e119d3f, 0x3ad08088, 0x2497d08d, 0x2056cd3a, 0x2d15ebe3, 0x29d4f654, 0xc5a92679, 0xc1683bce, 0xcc2b1d17, 0xc8ea00a0, 0xd6ad50a5, 0xd26c4d12, 0xdf2f6bcb, 0xdbee767c, 0xe3a1cbc1, 0xe760d676, 0xea23f0af, 0xeee2ed18, 0xf0a5bd1d, 0xf464a0aa, 0xf9278673, 0xfde69bc4, 0x89b8fd09, 0x8d79e0be, 0x803ac667, 0x84fbdbd0, 0x9abc8bd5, 0x9e7d9662, 0x933eb0bb, 0x97ffad0c, 0xafb010b1, 0xab710d06, 0xa6322bdf, 0xa2f33668, 0xbcb4666d, 0xb8757bda, 0xb5365d03, 0xb1f740b4]); + + var CRC32 = function CRC32() { + /** + * The current CRC + */ + var crc = 0xffffffff; + + /** + * @return The current CRC + */ + this.getCRC = function () { + return ~crc >>> 0; // return an unsigned value + }; + + /** + * Update the CRC with a single byte + * @param value The value to update the CRC with + */ + this.updateCRC = function (value) { + crc = crc << 8 ^ crc32Lookup[(crc >>> 24 ^ value) & 0xff]; + }; + + /** + * Update the CRC with a sequence of identical bytes + * @param value The value to update the CRC with + * @param count The number of bytes + */ + this.updateCRCRun = function (value, count) { + while (count-- > 0) { + crc = crc << 8 ^ crc32Lookup[(crc >>> 24 ^ value) & 0xff]; + } + }; + }; + return CRC32; +}(); + +},{}],69:[function(require,module,exports){ +'use strict'; + +/* +seek-bzip - a pure-javascript module for seeking within bzip2 data + +Copyright (C) 2013 C. Scott Ananian +Copyright (C) 2012 Eli Skeggs +Copyright (C) 2011 Kevin Kwok + +This library is free software; you can redistribute it and/or +modify it under the terms of the GNU Lesser General Public +License as published by the Free Software Foundation; either +version 2.1 of the License, or (at your option) any later version. + +This library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Lesser General Public License for more details. + +You should have received a copy of the GNU Lesser General Public +License along with this library; if not, see +http://www.gnu.org/licenses/lgpl-2.1.html + +Adapted from node-bzip, copyright 2012 Eli Skeggs. +Adapted from bzip2.js, copyright 2011 Kevin Kwok (antimatter15@gmail.com). + +Based on micro-bunzip by Rob Landley (rob@landley.net). + +Based on bzip2 decompression code by Julian R Seward (jseward@acm.org), +which also acknowledges contributions by Mike Burrows, David Wheeler, +Peter Fenwick, Alistair Moffat, Radford Neal, Ian H. Witten, +Robert Sedgewick, and Jon L. Bentley. +*/ + +var BitReader = require('./bitreader'); +var Stream = require('./stream'); +var CRC32 = require('./crc32'); + +var MAX_HUFCODE_BITS = 20; +var MAX_SYMBOLS = 258; +var SYMBOL_RUNA = 0; +var SYMBOL_RUNB = 1; +var MIN_GROUPS = 2; +var MAX_GROUPS = 6; +var GROUP_SIZE = 50; + +var WHOLEPI = "314159265359"; +var SQRTPI = "177245385090"; + +var mtf = function mtf(array, index) { + var src = array[index], + i; + for (i = index; i > 0; i--) { + array[i] = array[i - 1]; + } + array[0] = src; + return src; +}; + +var Err = { + OK: 0, + LAST_BLOCK: -1, + NOT_BZIP_DATA: -2, + UNEXPECTED_INPUT_EOF: -3, + UNEXPECTED_OUTPUT_EOF: -4, + DATA_ERROR: -5, + OUT_OF_MEMORY: -6, + OBSOLETE_INPUT: -7, + END_OF_BLOCK: -8 +}; +var ErrorMessages = {}; +ErrorMessages[Err.LAST_BLOCK] = "Bad file checksum"; +ErrorMessages[Err.NOT_BZIP_DATA] = "Not bzip data"; +ErrorMessages[Err.UNEXPECTED_INPUT_EOF] = "Unexpected input EOF"; +ErrorMessages[Err.UNEXPECTED_OUTPUT_EOF] = "Unexpected output EOF"; +ErrorMessages[Err.DATA_ERROR] = "Data error"; +ErrorMessages[Err.OUT_OF_MEMORY] = "Out of memory"; +ErrorMessages[Err.OBSOLETE_INPUT] = "Obsolete (pre 0.9.5) bzip format not supported."; + +var _throw = function _throw(status, optDetail) { + var msg = ErrorMessages[status] || 'unknown error'; + if (optDetail) { + msg += ': ' + optDetail; + } + var e = new TypeError(msg); + e.errorCode = status; + throw e; +}; + +var Bunzip = function Bunzip(inputStream, outputStream) { + this.writePos = this.writeCurrent = this.writeCount = 0; + + this._start_bunzip(inputStream, outputStream); +}; +Bunzip.prototype._init_block = function () { + var moreBlocks = this._get_next_block(); + if (!moreBlocks) { + this.writeCount = -1; + return false; /* no more blocks */ + } + this.blockCRC = new CRC32(); + return true; +}; +/* XXX micro-bunzip uses (inputStream, inputBuffer, len) as arguments */ +Bunzip.prototype._start_bunzip = function (inputStream, outputStream) { + /* Ensure that file starts with "BZh['1'-'9']." */ + var buf = new Uint8Array(4); + if (inputStream.read(buf, 0, 4) !== 4 || String.fromCharCode(buf[0], buf[1], buf[2]) !== 'BZh') _throw(Err.NOT_BZIP_DATA, 'bad magic'); + + var level = buf[3] - 0x30; + if (level < 1 || level > 9) _throw(Err.NOT_BZIP_DATA, 'level out of range'); + + this.reader = new BitReader(inputStream); + + /* Fourth byte (ascii '1'-'9'), indicates block size in units of 100k of + uncompressed data. Allocate intermediate buffer for block. */ + this.dbufSize = 100000 * level; + this.nextoutput = 0; + this.outputStream = outputStream; + this.streamCRC = 0; +}; +Bunzip.prototype._get_next_block = function () { + var i, j, k; + var reader = this.reader; + // this is get_next_block() function from micro-bunzip: + /* Read in header signature and CRC, then validate signature. + (last block signature means CRC is for whole file, return now) */ + var h = reader.pi(); + if (h === SQRTPI) { + // last block + return false; /* no more blocks */ + } + if (h !== WHOLEPI) _throw(Err.NOT_BZIP_DATA); + this.targetBlockCRC = reader.read(32) >>> 0; // (convert to unsigned) + this.streamCRC = (this.targetBlockCRC ^ (this.streamCRC << 1 | this.streamCRC >>> 31)) >>> 0; + /* We can add support for blockRandomised if anybody complains. There was + some code for this in busybox 1.0.0-pre3, but nobody ever noticed that + it didn't actually work. */ + if (reader.read(1)) _throw(Err.OBSOLETE_INPUT); + var origPointer = reader.read(24); + if (origPointer > this.dbufSize) _throw(Err.DATA_ERROR, 'initial position out of bounds'); + /* mapping table: if some byte values are never used (encoding things + like ascii text), the compression code removes the gaps to have fewer + symbols to deal with, and writes a sparse bitfield indicating which + values were present. We make a translation table to convert the symbols + back to the corresponding bytes. */ + var t = reader.read(16); + var symToByte = new Uint8Array(256), + symTotal = 0; + for (i = 0; i < 16; i++) { + if (t & 1 << 0xF - i) { + var o = i * 16; + k = reader.read(16); + for (j = 0; j < 16; j++) if (k & 1 << 0xF - j) symToByte[symTotal++] = o + j; + } + } + + /* How many different huffman coding groups does this block use? */ + var groupCount = reader.read(3); + if (groupCount < MIN_GROUPS || groupCount > MAX_GROUPS) _throw(Err.DATA_ERROR); + /* nSelectors: Every GROUP_SIZE many symbols we select a new huffman coding + group. Read in the group selector list, which is stored as MTF encoded + bit runs. (MTF=Move To Front, as each value is used it's moved to the + start of the list.) */ + var nSelectors = reader.read(15); + if (nSelectors === 0) _throw(Err.DATA_ERROR); + + var mtfSymbol = new Uint8Array(256); + for (i = 0; i < groupCount; i++) mtfSymbol[i] = i; + + var selectors = new Uint8Array(nSelectors); // was 32768... + + for (i = 0; i < nSelectors; i++) { + /* Get next value */ + for (j = 0; reader.read(1); j++) if (j >= groupCount) _throw(Err.DATA_ERROR); + /* Decode MTF to get the next selector */ + selectors[i] = mtf(mtfSymbol, j); + } + + /* Read the huffman coding tables for each group, which code for symTotal + literal symbols, plus two run symbols (RUNA, RUNB) */ + var symCount = symTotal + 2; + var groups = [], + hufGroup; + for (j = 0; j < groupCount; j++) { + var length = new Uint8Array(symCount), + temp = new Uint16Array(MAX_HUFCODE_BITS + 1); + /* Read huffman code lengths for each symbol. They're stored in + a way similar to mtf; record a starting value for the first symbol, + and an offset from the previous value for everys symbol after that. */ + t = reader.read(5); // lengths + for (i = 0; i < symCount; i++) { + for (;;) { + if (t < 1 || t > MAX_HUFCODE_BITS) _throw(Err.DATA_ERROR); + /* If first bit is 0, stop. Else second bit indicates whether + to increment or decrement the value. */ + if (!reader.read(1)) break; + if (!reader.read(1)) t++;else t--; + } + length[i] = t; + } + + /* Find largest and smallest lengths in this group */ + var minLen, maxLen; + minLen = maxLen = length[0]; + for (i = 1; i < symCount; i++) { + if (length[i] > maxLen) maxLen = length[i];else if (length[i] < minLen) minLen = length[i]; + } + + /* Calculate permute[], base[], and limit[] tables from length[]. + * + * permute[] is the lookup table for converting huffman coded symbols + * into decoded symbols. base[] is the amount to subtract from the + * value of a huffman symbol of a given length when using permute[]. + * + * limit[] indicates the largest numerical value a symbol with a given + * number of bits can have. This is how the huffman codes can vary in + * length: each code with a value>limit[length] needs another bit. + */ + hufGroup = {}; + groups.push(hufGroup); + hufGroup.permute = new Uint16Array(MAX_SYMBOLS); + hufGroup.limit = new Uint32Array(MAX_HUFCODE_BITS + 2); + hufGroup.base = new Uint32Array(MAX_HUFCODE_BITS + 1); + hufGroup.minLen = minLen; + hufGroup.maxLen = maxLen; + /* Calculate permute[]. Concurently, initialize temp[] and limit[]. */ + var pp = 0; + for (i = minLen; i <= maxLen; i++) { + temp[i] = hufGroup.limit[i] = 0; + for (t = 0; t < symCount; t++) if (length[t] === i) hufGroup.permute[pp++] = t; + } + /* Count symbols coded for at each bit length */ + for (i = 0; i < symCount; i++) temp[length[i]]++; + /* Calculate limit[] (the largest symbol-coding value at each bit + * length, which is (previous limit<<1)+symbols at this level), and + * base[] (number of symbols to ignore at each bit length, which is + * limit minus the cumulative count of symbols coded for already). */ + pp = t = 0; + for (i = minLen; i < maxLen; i++) { + pp += temp[i]; + /* We read the largest possible symbol size and then unget bits + after determining how many we need, and those extra bits could + be set to anything. (They're noise from future symbols.) At + each level we're really only interested in the first few bits, + so here we set all the trailing to-be-ignored bits to 1 so they + don't affect the value>limit[length] comparison. */ + hufGroup.limit[i] = pp - 1; + pp <<= 1; + t += temp[i]; + hufGroup.base[i + 1] = pp - t; + } + hufGroup.limit[maxLen + 1] = Number.MAX_VALUE; /* Sentinal value for reading next sym. */ + hufGroup.limit[maxLen] = pp + temp[maxLen] - 1; + hufGroup.base[minLen] = 0; + } + /* We've finished reading and digesting the block header. Now read this + block's huffman coded symbols from the file and undo the huffman coding + and run length encoding, saving the result into dbuf[dbufCount++]=uc */ + + /* Initialize symbol occurrence counters and symbol Move To Front table */ + var byteCount = new Uint32Array(256); + for (i = 0; i < 256; i++) mtfSymbol[i] = i; + /* Loop through compressed symbols. */ + var runPos = 0, + dbufCount = 0, + selector = 0, + uc; + var dbuf = this.dbuf = new Uint32Array(this.dbufSize); + symCount = 0; + for (;;) { + /* Determine which huffman coding group to use. */ + if (!symCount--) { + symCount = GROUP_SIZE - 1; + if (selector >= nSelectors) { + _throw(Err.DATA_ERROR); + } + hufGroup = groups[selectors[selector++]]; + } + /* Read next huffman-coded symbol. */ + i = hufGroup.minLen; + j = reader.read(i); + for (;; i++) { + if (i > hufGroup.maxLen) { + _throw(Err.DATA_ERROR); + } + if (j <= hufGroup.limit[i]) break; + j = j << 1 | reader.read(1); + } + /* Huffman decode value to get nextSym (with bounds checking) */ + j -= hufGroup.base[i]; + if (j < 0 || j >= MAX_SYMBOLS) { + _throw(Err.DATA_ERROR); + } + var nextSym = hufGroup.permute[j]; + /* We have now decoded the symbol, which indicates either a new literal + byte, or a repeated run of the most recent literal byte. First, + check if nextSym indicates a repeated run, and if so loop collecting + how many times to repeat the last literal. */ + if (nextSym === SYMBOL_RUNA || nextSym === SYMBOL_RUNB) { + /* If this is the start of a new run, zero out counter */ + if (!runPos) { + runPos = 1; + t = 0; + } + /* Neat trick that saves 1 symbol: instead of or-ing 0 or 1 at + each bit position, add 1 or 2 instead. For example, + 1011 is 1<<0 + 1<<1 + 2<<2. 1010 is 2<<0 + 2<<1 + 1<<2. + You can make any bit pattern that way using 1 less symbol than + the basic or 0/1 method (except all bits 0, which would use no + symbols, but a run of length 0 doesn't mean anything in this + context). Thus space is saved. */ + if (nextSym === SYMBOL_RUNA) t += runPos;else t += 2 * runPos; + runPos <<= 1; + continue; + } + /* When we hit the first non-run symbol after a run, we now know + how many times to repeat the last literal, so append that many + copies to our buffer of decoded symbols (dbuf) now. (The last + literal used is the one at the head of the mtfSymbol array.) */ + if (runPos) { + runPos = 0; + if (dbufCount + t > this.dbufSize) { + _throw(Err.DATA_ERROR); + } + uc = symToByte[mtfSymbol[0]]; + byteCount[uc] += t; + while (t--) dbuf[dbufCount++] = uc; + } + /* Is this the terminating symbol? */ + if (nextSym > symTotal) break; + /* At this point, nextSym indicates a new literal character. Subtract + one to get the position in the MTF array at which this literal is + currently to be found. (Note that the result can't be -1 or 0, + because 0 and 1 are RUNA and RUNB. But another instance of the + first symbol in the mtf array, position 0, would have been handled + as part of a run above. Therefore 1 unused mtf position minus + 2 non-literal nextSym values equals -1.) */ + if (dbufCount >= this.dbufSize) { + _throw(Err.DATA_ERROR); + } + i = nextSym - 1; + uc = mtf(mtfSymbol, i); + uc = symToByte[uc]; + /* We have our literal byte. Save it into dbuf. */ + byteCount[uc]++; + dbuf[dbufCount++] = uc; + } + /* At this point, we've read all the huffman-coded symbols (and repeated + runs) for this block from the input stream, and decoded them into the + intermediate buffer. There are dbufCount many decoded bytes in dbuf[]. + Now undo the Burrows-Wheeler transform on dbuf. + See http://dogma.net/markn/articles/bwt/bwt.htm + */ + if (origPointer < 0 || origPointer >= dbufCount) { + _throw(Err.DATA_ERROR); + } + /* Turn byteCount into cumulative occurrence counts of 0 to n-1. */ + j = 0; + for (i = 0; i < 256; i++) { + k = j + byteCount[i]; + byteCount[i] = j; + j = k; + } + /* Figure out what order dbuf would be in if we sorted it. */ + for (i = 0; i < dbufCount; i++) { + uc = dbuf[i] & 0xff; + dbuf[byteCount[uc]] |= i << 8; + byteCount[uc]++; + } + /* Decode first byte by hand to initialize "previous" byte. Note that it + doesn't get output, and if the first three characters are identical + it doesn't qualify as a run (hence writeRunCountdown=5). */ + var pos = 0, + current = 0, + run = 0; + if (dbufCount) { + pos = dbuf[origPointer]; + current = pos & 0xff; + pos >>= 8; + run = -1; + } + this.writePos = pos; + this.writeCurrent = current; + this.writeCount = dbufCount; + this.writeRun = run; + + return true; /* more blocks to come */ +}; +/* Undo burrows-wheeler transform on intermediate buffer to produce output. + If start_bunzip was initialized with out_fd=-1, then up to len bytes of + data are written to outbuf. Return value is number of bytes written or + error (all errors are negative numbers). If out_fd!=-1, outbuf and len + are ignored, data is written to out_fd and return is RETVAL_OK or error. +*/ +Bunzip.prototype._read_bunzip = function (outputBuffer, len) { + var copies, previous, outbyte; + /* james@jamestaylor.org: writeCount goes to -1 when the buffer is fully + decoded, which results in this returning RETVAL_LAST_BLOCK, also + equal to -1... Confusing, I'm returning 0 here to indicate no + bytes written into the buffer */ + if (this.writeCount < 0) { + return 0; + } + + var gotcount = 0; + var dbuf = this.dbuf, + pos = this.writePos, + current = this.writeCurrent; + var dbufCount = this.writeCount, + outputsize = this.outputsize; + var run = this.writeRun; + + while (dbufCount) { + dbufCount--; + previous = current; + pos = dbuf[pos]; + current = pos & 0xff; + pos >>= 8; + if (run++ === 3) { + copies = current; + outbyte = previous; + current = -1; + } else { + copies = 1; + outbyte = current; + } + this.blockCRC.updateCRCRun(outbyte, copies); + while (copies--) { + this.outputStream.writeByte(outbyte); + this.nextoutput++; + } + if (current != previous) run = 0; + } + this.writeCount = dbufCount; + // check CRC + if (this.blockCRC.getCRC() !== this.targetBlockCRC) { + _throw(Err.DATA_ERROR, "Bad block CRC " + "(got " + this.blockCRC.getCRC().toString(16) + " expected " + this.targetBlockCRC.toString(16) + ")"); + } + return this.nextoutput; +}; + +var coerceInputStream = function coerceInputStream(input) { + if ('readByte' in input) { + return input; + } + var inputStream = new Stream(); + inputStream.pos = 0; + inputStream.readByte = function () { + return input[this.pos++]; + }; + inputStream.seek = function (pos) { + this.pos = pos; + }; + inputStream.eof = function () { + return this.pos >= input.length; + }; + return inputStream; +}; +var coerceOutputStream = function coerceOutputStream(output) { + var outputStream = new Stream(); + var resizeOk = true; + if (output) { + if (typeof output === 'number') { + outputStream.buffer = new Uint8Array(output); + resizeOk = false; + } else if ('writeByte' in output) { + return output; + } else { + outputStream.buffer = output; + resizeOk = false; + } + } else { + outputStream.buffer = new Uint8Array(16384); + } + outputStream.pos = 0; + outputStream.writeByte = function (_byte) { + if (resizeOk && this.pos >= this.buffer.length) { + var newBuffer = new Uint8Array(this.buffer.length * 2); + newBuffer.set(this.buffer); + this.buffer = newBuffer; + } + this.buffer[this.pos++] = _byte; + }; + outputStream.getBuffer = function () { + // trim buffer + if (this.pos !== this.buffer.length) { + if (!resizeOk) throw new TypeError('outputsize does not match decoded input'); + var newBuffer = new Uint8Array(this.pos); + newBuffer.set(this.buffer.subarray(0, this.pos)); + this.buffer = newBuffer; + } + return this.buffer; + }; + outputStream._coerced = true; + return outputStream; +}; + +/* Static helper functions */ +Bunzip.Err = Err; +// 'input' can be a stream or a buffer +// 'output' can be a stream or a buffer or a number (buffer size) +Bunzip.decode = function (input, output, multistream) { + // make a stream from a buffer, if necessary + var inputStream = coerceInputStream(input); + var outputStream = coerceOutputStream(output); + + var bz = new Bunzip(inputStream, outputStream); + while (true) { + if ('eof' in inputStream && inputStream.eof()) break; + if (bz._init_block()) { + bz._read_bunzip(); + } else { + var targetStreamCRC = bz.reader.read(32) >>> 0; // (convert to unsigned) + if (targetStreamCRC !== bz.streamCRC) { + _throw(Err.DATA_ERROR, "Bad stream CRC " + "(got " + bz.streamCRC.toString(16) + " expected " + targetStreamCRC.toString(16) + ")"); + } + if (multistream && 'eof' in inputStream && !inputStream.eof()) { + // note that start_bunzip will also resync the bit reader to next byte + bz._start_bunzip(inputStream, outputStream); + } else break; + } + } + if ('getBuffer' in outputStream) return outputStream.getBuffer(); +}; +Bunzip.decodeBlock = function (input, pos, output) { + // make a stream from a buffer, if necessary + var inputStream = coerceInputStream(input); + var outputStream = coerceOutputStream(output); + var bz = new Bunzip(inputStream, outputStream); + bz.reader.seek(pos); + /* Fill the decode buffer for the block */ + var moreBlocks = bz._get_next_block(); + if (moreBlocks) { + /* Init the CRC for writing */ + bz.blockCRC = new CRC32(); + + /* Zero this so the current byte from before the seek is not written */ + bz.writeCopies = 0; + + /* Decompress the block and write to stdout */ + bz._read_bunzip(); + // XXX keep writing? + } + if ('getBuffer' in outputStream) return outputStream.getBuffer(); +}; +/* Reads bzip2 file from stream or buffer `input`, and invoke + * `callback(position, size)` once for each bzip2 block, + * where position gives the starting position (in *bits*) + * and size gives uncompressed size of the block (in *bytes*). */ +Bunzip.table = function (input, callback, multistream) { + // make a stream from a buffer, if necessary + var inputStream = new Stream(); + inputStream.delegate = coerceInputStream(input); + inputStream.pos = 0; + inputStream.readByte = function () { + this.pos++; + return this.delegate.readByte(); + }; + if (inputStream.delegate.eof) { + inputStream.eof = inputStream.delegate.eof.bind(inputStream.delegate); + } + var outputStream = new Stream(); + outputStream.pos = 0; + outputStream.writeByte = function () { + this.pos++; + }; + + var bz = new Bunzip(inputStream, outputStream); + var blockSize = bz.dbufSize; + while (true) { + if ('eof' in inputStream && inputStream.eof()) break; + + var position = inputStream.pos * 8 + bz.reader.bitOffset; + if (bz.reader.hasByte) { + position -= 8; + } + + if (bz._init_block()) { + var start = outputStream.pos; + bz._read_bunzip(); + callback(position, outputStream.pos - start); + } else { + var crc = bz.reader.read(32); // (but we ignore the crc) + if (multistream && 'eof' in inputStream && !inputStream.eof()) { + // note that start_bunzip will also resync the bit reader to next byte + bz._start_bunzip(inputStream, outputStream); + console.assert(bz.dbufSize === blockSize, "shouldn't change block size within multistream file"); + } else break; + } + } +}; + +Bunzip.Stream = Stream; + +module.exports = Bunzip; + +},{"./bitreader":67,"./crc32":68,"./stream":70}],70:[function(require,module,exports){ +"use strict"; + +/* very simple input/output stream interface */ +var Stream = function Stream() {}; + +// input streams ////////////// +/** Returns the next byte, or -1 for EOF. */ +Stream.prototype.readByte = function () { + throw new Error("abstract method readByte() not implemented"); +}; +/** Attempts to fill the buffer; returns number of bytes read, or + * -1 for EOF. */ +Stream.prototype.read = function (buffer, bufOffset, length) { + var bytesRead = 0; + while (bytesRead < length) { + var c = this.readByte(); + if (c < 0) { + // EOF + return bytesRead === 0 ? -1 : bytesRead; + } + buffer[bufOffset++] = c; + bytesRead++; + } + return bytesRead; +}; +Stream.prototype.seek = function (new_pos) { + throw new Error("abstract method seek() not implemented"); +}; + +// output streams /////////// +Stream.prototype.writeByte = function (_byte) { + throw new Error("abstract method readByte() not implemented"); +}; +Stream.prototype.write = function (buffer, bufOffset, length) { + var i; + for (i = 0; i < length; i++) { + this.writeByte(buffer[bufOffset++]); + } + return length; +}; +Stream.prototype.flush = function () {}; + +module.exports = Stream; + +},{}],71:[function(require,module,exports){ +'use strict'; + +// This is free and unencumbered software released into the public domain. +// See LICENSE.md for more information. + +// +// Utilities +// + +/** + * @param {number} a The number to test. + * @param {number} min The minimum value in the range, inclusive. + * @param {number} max The maximum value in the range, inclusive. + * @return {boolean} True if a >= min and a <= max. + */ +function inRange(a, min, max) { + return min <= a && a <= max; +} + +/** + * @param {*} o + * @return {Object} + */ +function ToDictionary(o) { + if (o === undefined) return {}; + if (o === Object(o)) return o; + throw TypeError('Could not convert argument to dictionary'); +} + +/** + * @param {string} string Input string of UTF-16 code units. + * @return {!Array.} Code points. + */ +function stringToCodePoints(string) { + // https://heycam.github.io/webidl/#dfn-obtain-unicode + + // 1. Let S be the DOMString value. + var s = String(string); + + // 2. Let n be the length of S. + var n = s.length; + + // 3. Initialize i to 0. + var i = 0; + + // 4. Initialize U to be an empty sequence of Unicode characters. + var u = []; + + // 5. While i < n: + while (i < n) { + + // 1. Let c be the code unit in S at index i. + var c = s.charCodeAt(i); + + // 2. Depending on the value of c: + + // c < 0xD800 or c > 0xDFFF + if (c < 0xD800 || c > 0xDFFF) { + // Append to U the Unicode character with code point c. + u.push(c); + } + + // 0xDC00 ≤ c ≤ 0xDFFF + else if (0xDC00 <= c && c <= 0xDFFF) { + // Append to U a U+FFFD REPLACEMENT CHARACTER. + u.push(0xFFFD); + } + + // 0xD800 ≤ c ≤ 0xDBFF + else if (0xD800 <= c && c <= 0xDBFF) { + // 1. If i = n−1, then append to U a U+FFFD REPLACEMENT + // CHARACTER. + if (i === n - 1) { + u.push(0xFFFD); + } + // 2. Otherwise, i < n−1: + else { + // 1. Let d be the code unit in S at index i+1. + var d = string.charCodeAt(i + 1); + + // 2. If 0xDC00 ≤ d ≤ 0xDFFF, then: + if (0xDC00 <= d && d <= 0xDFFF) { + // 1. Let a be c & 0x3FF. + var a = c & 0x3FF; + + // 2. Let b be d & 0x3FF. + var b = d & 0x3FF; + + // 3. Append to U the Unicode character with code point + // 2^16+2^10*a+b. + u.push(0x10000 + (a << 10) + b); + + // 4. Set i to i+1. + i += 1; + } + + // 3. Otherwise, d < 0xDC00 or d > 0xDFFF. Append to U a + // U+FFFD REPLACEMENT CHARACTER. + else { + u.push(0xFFFD); + } + } + } + + // 3. Set i to i+1. + i += 1; + } + + // 6. Return U. + return u; +} + +/** + * @param {!Array.} code_points Array of code points. + * @return {string} string String of UTF-16 code units. + */ +function codePointsToString(code_points) { + var s = ''; + for (var i = 0; i < code_points.length; ++i) { + var cp = code_points[i]; + if (cp <= 0xFFFF) { + s += String.fromCharCode(cp); + } else { + cp -= 0x10000; + s += String.fromCharCode((cp >> 10) + 0xD800, + (cp & 0x3FF) + 0xDC00); + } + } + return s; +} + + +// +// Implementation of Encoding specification +// https://encoding.spec.whatwg.org/ +// + +// +// 3. Terminology +// + +/** + * End-of-stream is a special token that signifies no more tokens + * are in the stream. + * @const + */ var end_of_stream = -1; + +/** + * A stream represents an ordered sequence of tokens. + * + * @constructor + * @param {!(Array.|Uint8Array)} tokens Array of tokens that provide the + * stream. + */ +function Stream(tokens) { + /** @type {!Array.} */ + this.tokens = [].slice.call(tokens); +} + +Stream.prototype = { + /** + * @return {boolean} True if end-of-stream has been hit. + */ + endOfStream: function() { + return !this.tokens.length; + }, + + /** + * When a token is read from a stream, the first token in the + * stream must be returned and subsequently removed, and + * end-of-stream must be returned otherwise. + * + * @return {number} Get the next token from the stream, or + * end_of_stream. + */ + read: function() { + if (!this.tokens.length) + return end_of_stream; + return this.tokens.shift(); + }, + + /** + * When one or more tokens are prepended to a stream, those tokens + * must be inserted, in given order, before the first token in the + * stream. + * + * @param {(number|!Array.)} token The token(s) to prepend to the stream. + */ + prepend: function(token) { + if (Array.isArray(token)) { + var tokens = /**@type {!Array.}*/(token); + while (tokens.length) + this.tokens.unshift(tokens.pop()); + } else { + this.tokens.unshift(token); + } + }, + + /** + * When one or more tokens are pushed to a stream, those tokens + * must be inserted, in given order, after the last token in the + * stream. + * + * @param {(number|!Array.)} token The tokens(s) to prepend to the stream. + */ + push: function(token) { + if (Array.isArray(token)) { + var tokens = /**@type {!Array.}*/(token); + while (tokens.length) + this.tokens.push(tokens.shift()); + } else { + this.tokens.push(token); + } + } +}; + +// +// 4. Encodings +// + +// 4.1 Encoders and decoders + +/** @const */ +var finished = -1; + +/** + * @param {boolean} fatal If true, decoding errors raise an exception. + * @param {number=} opt_code_point Override the standard fallback code point. + * @return {number} The code point to insert on a decoding error. + */ +function decoderError(fatal, opt_code_point) { + if (fatal) + throw TypeError('Decoder error'); + return opt_code_point || 0xFFFD; +} + +// +// 7. API +// + +/** @const */ var DEFAULT_ENCODING = 'utf-8'; + +// 7.1 Interface TextDecoder + +/** + * @constructor + * @param {string=} encoding The label of the encoding; + * defaults to 'utf-8'. + * @param {Object=} options + */ +function TextDecoder(encoding, options) { + if (!(this instanceof TextDecoder)) { + return new TextDecoder(encoding, options); + } + encoding = encoding !== undefined ? String(encoding).toLowerCase() : DEFAULT_ENCODING; + if (encoding !== DEFAULT_ENCODING) { + throw new Error('Encoding not supported. Only utf-8 is supported'); + } + options = ToDictionary(options); + + /** @private @type {boolean} */ + this._streaming = false; + /** @private @type {boolean} */ + this._BOMseen = false; + /** @private @type {?Decoder} */ + this._decoder = null; + /** @private @type {boolean} */ + this._fatal = Boolean(options['fatal']); + /** @private @type {boolean} */ + this._ignoreBOM = Boolean(options['ignoreBOM']); + + Object.defineProperty(this, 'encoding', {value: 'utf-8'}); + Object.defineProperty(this, 'fatal', {value: this._fatal}); + Object.defineProperty(this, 'ignoreBOM', {value: this._ignoreBOM}); +} + +TextDecoder.prototype = { + /** + * @param {ArrayBufferView=} input The buffer of bytes to decode. + * @param {Object=} options + * @return {string} The decoded string. + */ + decode: function decode(input, options) { + var bytes; + if (typeof input === 'object' && input instanceof ArrayBuffer) { + bytes = new Uint8Array(input); + } else if (typeof input === 'object' && 'buffer' in input && + input.buffer instanceof ArrayBuffer) { + bytes = new Uint8Array(input.buffer, + input.byteOffset, + input.byteLength); + } else { + bytes = new Uint8Array(0); + } + + options = ToDictionary(options); + + if (!this._streaming) { + this._decoder = new UTF8Decoder({fatal: this._fatal}); + this._BOMseen = false; + } + this._streaming = Boolean(options['stream']); + + var input_stream = new Stream(bytes); + + var code_points = []; + + /** @type {?(number|!Array.)} */ + var result; + + while (!input_stream.endOfStream()) { + result = this._decoder.handler(input_stream, input_stream.read()); + if (result === finished) + break; + if (result === null) + continue; + if (Array.isArray(result)) + code_points.push.apply(code_points, /**@type {!Array.}*/(result)); + else + code_points.push(result); + } + if (!this._streaming) { + do { + result = this._decoder.handler(input_stream, input_stream.read()); + if (result === finished) + break; + if (result === null) + continue; + if (Array.isArray(result)) + code_points.push.apply(code_points, /**@type {!Array.}*/(result)); + else + code_points.push(result); + } while (!input_stream.endOfStream()); + this._decoder = null; + } + + if (code_points.length) { + // If encoding is one of utf-8, utf-16be, and utf-16le, and + // ignore BOM flag and BOM seen flag are unset, run these + // subsubsteps: + if (['utf-8'].indexOf(this.encoding) !== -1 && + !this._ignoreBOM && !this._BOMseen) { + // If token is U+FEFF, set BOM seen flag. + if (code_points[0] === 0xFEFF) { + this._BOMseen = true; + code_points.shift(); + } else { + // Otherwise, if token is not end-of-stream, set BOM seen + // flag and append token to output. + this._BOMseen = true; + } + } + } + + return codePointsToString(code_points); + } +}; + +// 7.2 Interface TextEncoder + +/** + * @constructor + * @param {string=} encoding The label of the encoding; + * defaults to 'utf-8'. + * @param {Object=} options + */ +function TextEncoder(encoding, options) { + if (!(this instanceof TextEncoder)) + return new TextEncoder(encoding, options); + encoding = encoding !== undefined ? String(encoding).toLowerCase() : DEFAULT_ENCODING; + if (encoding !== DEFAULT_ENCODING) { + throw new Error('Encoding not supported. Only utf-8 is supported'); + } + options = ToDictionary(options); + + /** @private @type {boolean} */ + this._streaming = false; + /** @private @type {?Encoder} */ + this._encoder = null; + /** @private @type {{fatal: boolean}} */ + this._options = {fatal: Boolean(options['fatal'])}; + + Object.defineProperty(this, 'encoding', {value: 'utf-8'}); +} + +TextEncoder.prototype = { + /** + * @param {string=} opt_string The string to encode. + * @param {Object=} options + * @return {Uint8Array} Encoded bytes, as a Uint8Array. + */ + encode: function encode(opt_string, options) { + opt_string = opt_string ? String(opt_string) : ''; + options = ToDictionary(options); + + // NOTE: This option is nonstandard. None of the encodings + // permitted for encoding (i.e. UTF-8, UTF-16) are stateful, + // so streaming is not necessary. + if (!this._streaming) + this._encoder = new UTF8Encoder(this._options); + this._streaming = Boolean(options['stream']); + + var bytes = []; + var input_stream = new Stream(stringToCodePoints(opt_string)); + /** @type {?(number|!Array.)} */ + var result; + while (!input_stream.endOfStream()) { + result = this._encoder.handler(input_stream, input_stream.read()); + if (result === finished) + break; + if (Array.isArray(result)) + bytes.push.apply(bytes, /**@type {!Array.}*/(result)); + else + bytes.push(result); + } + if (!this._streaming) { + while (true) { + result = this._encoder.handler(input_stream, input_stream.read()); + if (result === finished) + break; + if (Array.isArray(result)) + bytes.push.apply(bytes, /**@type {!Array.}*/(result)); + else + bytes.push(result); + } + this._encoder = null; + } + return new Uint8Array(bytes); + } +}; + +// +// 8. The encoding +// + +// 8.1 utf-8 + +/** + * @constructor + * @implements {Decoder} + * @param {{fatal: boolean}} options + */ +function UTF8Decoder(options) { + var fatal = options.fatal; + + // utf-8's decoder's has an associated utf-8 code point, utf-8 + // bytes seen, and utf-8 bytes needed (all initially 0), a utf-8 + // lower boundary (initially 0x80), and a utf-8 upper boundary + // (initially 0xBF). + var /** @type {number} */ utf8_code_point = 0, + /** @type {number} */ utf8_bytes_seen = 0, + /** @type {number} */ utf8_bytes_needed = 0, + /** @type {number} */ utf8_lower_boundary = 0x80, + /** @type {number} */ utf8_upper_boundary = 0xBF; + + /** + * @param {Stream} stream The stream of bytes being decoded. + * @param {number} bite The next byte read from the stream. + * @return {?(number|!Array.)} The next code point(s) + * decoded, or null if not enough data exists in the input + * stream to decode a complete code point. + */ + this.handler = function(stream, bite) { + // 1. If byte is end-of-stream and utf-8 bytes needed is not 0, + // set utf-8 bytes needed to 0 and return error. + if (bite === end_of_stream && utf8_bytes_needed !== 0) { + utf8_bytes_needed = 0; + return decoderError(fatal); + } + + // 2. If byte is end-of-stream, return finished. + if (bite === end_of_stream) + return finished; + + // 3. If utf-8 bytes needed is 0, based on byte: + if (utf8_bytes_needed === 0) { + + // 0x00 to 0x7F + if (inRange(bite, 0x00, 0x7F)) { + // Return a code point whose value is byte. + return bite; + } + + // 0xC2 to 0xDF + if (inRange(bite, 0xC2, 0xDF)) { + // Set utf-8 bytes needed to 1 and utf-8 code point to byte + // − 0xC0. + utf8_bytes_needed = 1; + utf8_code_point = bite - 0xC0; + } + + // 0xE0 to 0xEF + else if (inRange(bite, 0xE0, 0xEF)) { + // 1. If byte is 0xE0, set utf-8 lower boundary to 0xA0. + if (bite === 0xE0) + utf8_lower_boundary = 0xA0; + // 2. If byte is 0xED, set utf-8 upper boundary to 0x9F. + if (bite === 0xED) + utf8_upper_boundary = 0x9F; + // 3. Set utf-8 bytes needed to 2 and utf-8 code point to + // byte − 0xE0. + utf8_bytes_needed = 2; + utf8_code_point = bite - 0xE0; + } + + // 0xF0 to 0xF4 + else if (inRange(bite, 0xF0, 0xF4)) { + // 1. If byte is 0xF0, set utf-8 lower boundary to 0x90. + if (bite === 0xF0) + utf8_lower_boundary = 0x90; + // 2. If byte is 0xF4, set utf-8 upper boundary to 0x8F. + if (bite === 0xF4) + utf8_upper_boundary = 0x8F; + // 3. Set utf-8 bytes needed to 3 and utf-8 code point to + // byte − 0xF0. + utf8_bytes_needed = 3; + utf8_code_point = bite - 0xF0; + } + + // Otherwise + else { + // Return error. + return decoderError(fatal); + } + + // Then (byte is in the range 0xC2 to 0xF4) set utf-8 code + // point to utf-8 code point << (6 × utf-8 bytes needed) and + // return continue. + utf8_code_point = utf8_code_point << (6 * utf8_bytes_needed); + return null; + } + + // 4. If byte is not in the range utf-8 lower boundary to utf-8 + // upper boundary, run these substeps: + if (!inRange(bite, utf8_lower_boundary, utf8_upper_boundary)) { + + // 1. Set utf-8 code point, utf-8 bytes needed, and utf-8 + // bytes seen to 0, set utf-8 lower boundary to 0x80, and set + // utf-8 upper boundary to 0xBF. + utf8_code_point = utf8_bytes_needed = utf8_bytes_seen = 0; + utf8_lower_boundary = 0x80; + utf8_upper_boundary = 0xBF; + + // 2. Prepend byte to stream. + stream.prepend(bite); + + // 3. Return error. + return decoderError(fatal); + } + + // 5. Set utf-8 lower boundary to 0x80 and utf-8 upper boundary + // to 0xBF. + utf8_lower_boundary = 0x80; + utf8_upper_boundary = 0xBF; + + // 6. Increase utf-8 bytes seen by one and set utf-8 code point + // to utf-8 code point + (byte − 0x80) << (6 × (utf-8 bytes + // needed − utf-8 bytes seen)). + utf8_bytes_seen += 1; + utf8_code_point += (bite - 0x80) << (6 * (utf8_bytes_needed - utf8_bytes_seen)); + + // 7. If utf-8 bytes seen is not equal to utf-8 bytes needed, + // continue. + if (utf8_bytes_seen !== utf8_bytes_needed) + return null; + + // 8. Let code point be utf-8 code point. + var code_point = utf8_code_point; + + // 9. Set utf-8 code point, utf-8 bytes needed, and utf-8 bytes + // seen to 0. + utf8_code_point = utf8_bytes_needed = utf8_bytes_seen = 0; + + // 10. Return a code point whose value is code point. + return code_point; + }; +} + +/** + * @constructor + * @implements {Encoder} + * @param {{fatal: boolean}} options + */ +function UTF8Encoder(options) { + var fatal = options.fatal; + /** + * @param {Stream} stream Input stream. + * @param {number} code_point Next code point read from the stream. + * @return {(number|!Array.)} Byte(s) to emit. + */ + this.handler = function(stream, code_point) { + // 1. If code point is end-of-stream, return finished. + if (code_point === end_of_stream) + return finished; + + // 2. If code point is in the range U+0000 to U+007F, return a + // byte whose value is code point. + if (inRange(code_point, 0x0000, 0x007f)) + return code_point; + + // 3. Set count and offset based on the range code point is in: + var count, offset; + // U+0080 to U+07FF: 1 and 0xC0 + if (inRange(code_point, 0x0080, 0x07FF)) { + count = 1; + offset = 0xC0; + } + // U+0800 to U+FFFF: 2 and 0xE0 + else if (inRange(code_point, 0x0800, 0xFFFF)) { + count = 2; + offset = 0xE0; + } + // U+10000 to U+10FFFF: 3 and 0xF0 + else if (inRange(code_point, 0x10000, 0x10FFFF)) { + count = 3; + offset = 0xF0; + } + + // 4.Let bytes be a byte sequence whose first byte is (code + // point >> (6 × count)) + offset. + var bytes = [(code_point >> (6 * count)) + offset]; + + // 5. Run these substeps while count is greater than 0: + while (count > 0) { + + // 1. Set temp to code point >> (6 × (count − 1)). + var temp = code_point >> (6 * (count - 1)); + + // 2. Append to bytes 0x80 | (temp & 0x3F). + bytes.push(0x80 | (temp & 0x3F)); + + // 3. Decrease count by one. + count -= 1; + } + + // 6. Return bytes bytes, in order. + return bytes; + }; +} + +exports.TextEncoder = TextEncoder; +exports.TextDecoder = TextDecoder; +},{}],72:[function(require,module,exports){ +/*jshint bitwise: false*/ + +(function(nacl) { +'use strict'; + +// Ported in 2014 by Dmitry Chestnykh and Devi Mandiri. +// Public domain. +// +// Implementation derived from TweetNaCl version 20140427. +// See for details: http://tweetnacl.cr.yp.to/ + +var gf = function(init) { + var i, r = new Float64Array(16); + if (init) for (i = 0; i < init.length; i++) r[i] = init[i]; + return r; +}; + +// Pluggable, initialized in high-level API below. +var randombytes = function(/* x, n */) { throw new Error('no PRNG'); }; + +var _9 = new Uint8Array(32); _9[0] = 9; + +var gf0 = gf(), + gf1 = gf([1]), + _121665 = gf([0xdb41, 1]), + D = gf([0x78a3, 0x1359, 0x4dca, 0x75eb, 0xd8ab, 0x4141, 0x0a4d, 0x0070, 0xe898, 0x7779, 0x4079, 0x8cc7, 0xfe73, 0x2b6f, 0x6cee, 0x5203]), + D2 = gf([0xf159, 0x26b2, 0x9b94, 0xebd6, 0xb156, 0x8283, 0x149a, 0x00e0, 0xd130, 0xeef3, 0x80f2, 0x198e, 0xfce7, 0x56df, 0xd9dc, 0x2406]), + X = gf([0xd51a, 0x8f25, 0x2d60, 0xc956, 0xa7b2, 0x9525, 0xc760, 0x692c, 0xdc5c, 0xfdd6, 0xe231, 0xc0a4, 0x53fe, 0xcd6e, 0x36d3, 0x2169]), + Y = gf([0x6658, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666]), + I = gf([0xa0b0, 0x4a0e, 0x1b27, 0xc4ee, 0xe478, 0xad2f, 0x1806, 0x2f43, 0xd7a7, 0x3dfb, 0x0099, 0x2b4d, 0xdf0b, 0x4fc1, 0x2480, 0x2b83]); + +function vn(x, xi, y, yi, n) { + var i,d = 0; + for (i = 0; i < n; i++) d |= x[xi+i]^y[yi+i]; + return (1 & ((d - 1) >>> 8)) - 1; +} + +function crypto_verify_32(x, xi, y, yi) { + return vn(x,xi,y,yi,32); +} + +function set25519(r, a) { + var i; + for (i = 0; i < 16; i++) r[i] = a[i]|0; +} + +function car25519(o) { + var i, v, c = 1; + for (i = 0; i < 16; i++) { + v = o[i] + c + 65535; + c = Math.floor(v / 65536); + o[i] = v - c * 65536; + } + o[0] += c-1 + 37 * (c-1); +} + +function sel25519(p, q, b) { + var t, c = ~(b-1); + for (var i = 0; i < 16; i++) { + t = c & (p[i] ^ q[i]); + p[i] ^= t; + q[i] ^= t; + } +} + +function pack25519(o, n) { + var i, j, b; + var m = gf(), t = gf(); + for (i = 0; i < 16; i++) t[i] = n[i]; + car25519(t); + car25519(t); + car25519(t); + for (j = 0; j < 2; j++) { + m[0] = t[0] - 0xffed; + for (i = 1; i < 15; i++) { + m[i] = t[i] - 0xffff - ((m[i-1]>>16) & 1); + m[i-1] &= 0xffff; + } + m[15] = t[15] - 0x7fff - ((m[14]>>16) & 1); + b = (m[15]>>16) & 1; + m[14] &= 0xffff; + sel25519(t, m, 1-b); + } + for (i = 0; i < 16; i++) { + o[2*i] = t[i] & 0xff; + o[2*i+1] = t[i]>>8; + } +} + +function neq25519(a, b) { + var c = new Uint8Array(32), d = new Uint8Array(32); + pack25519(c, a); + pack25519(d, b); + return crypto_verify_32(c, 0, d, 0); +} + +function par25519(a) { + var d = new Uint8Array(32); + pack25519(d, a); + return d[0] & 1; +} + +function unpack25519(o, n) { + var i; + for (i = 0; i < 16; i++) o[i] = n[2*i] + (n[2*i+1] << 8); + o[15] &= 0x7fff; +} + +function A(o, a, b) { + for (var i = 0; i < 16; i++) o[i] = a[i] + b[i]; +} + +function Z(o, a, b) { + for (var i = 0; i < 16; i++) o[i] = a[i] - b[i]; +} + +function M(o, a, b) { + var v, c, + t0 = 0, t1 = 0, t2 = 0, t3 = 0, t4 = 0, t5 = 0, t6 = 0, t7 = 0, + t8 = 0, t9 = 0, t10 = 0, t11 = 0, t12 = 0, t13 = 0, t14 = 0, t15 = 0, + t16 = 0, t17 = 0, t18 = 0, t19 = 0, t20 = 0, t21 = 0, t22 = 0, t23 = 0, + t24 = 0, t25 = 0, t26 = 0, t27 = 0, t28 = 0, t29 = 0, t30 = 0, + b0 = b[0], + b1 = b[1], + b2 = b[2], + b3 = b[3], + b4 = b[4], + b5 = b[5], + b6 = b[6], + b7 = b[7], + b8 = b[8], + b9 = b[9], + b10 = b[10], + b11 = b[11], + b12 = b[12], + b13 = b[13], + b14 = b[14], + b15 = b[15]; + + v = a[0]; + t0 += v * b0; + t1 += v * b1; + t2 += v * b2; + t3 += v * b3; + t4 += v * b4; + t5 += v * b5; + t6 += v * b6; + t7 += v * b7; + t8 += v * b8; + t9 += v * b9; + t10 += v * b10; + t11 += v * b11; + t12 += v * b12; + t13 += v * b13; + t14 += v * b14; + t15 += v * b15; + v = a[1]; + t1 += v * b0; + t2 += v * b1; + t3 += v * b2; + t4 += v * b3; + t5 += v * b4; + t6 += v * b5; + t7 += v * b6; + t8 += v * b7; + t9 += v * b8; + t10 += v * b9; + t11 += v * b10; + t12 += v * b11; + t13 += v * b12; + t14 += v * b13; + t15 += v * b14; + t16 += v * b15; + v = a[2]; + t2 += v * b0; + t3 += v * b1; + t4 += v * b2; + t5 += v * b3; + t6 += v * b4; + t7 += v * b5; + t8 += v * b6; + t9 += v * b7; + t10 += v * b8; + t11 += v * b9; + t12 += v * b10; + t13 += v * b11; + t14 += v * b12; + t15 += v * b13; + t16 += v * b14; + t17 += v * b15; + v = a[3]; + t3 += v * b0; + t4 += v * b1; + t5 += v * b2; + t6 += v * b3; + t7 += v * b4; + t8 += v * b5; + t9 += v * b6; + t10 += v * b7; + t11 += v * b8; + t12 += v * b9; + t13 += v * b10; + t14 += v * b11; + t15 += v * b12; + t16 += v * b13; + t17 += v * b14; + t18 += v * b15; + v = a[4]; + t4 += v * b0; + t5 += v * b1; + t6 += v * b2; + t7 += v * b3; + t8 += v * b4; + t9 += v * b5; + t10 += v * b6; + t11 += v * b7; + t12 += v * b8; + t13 += v * b9; + t14 += v * b10; + t15 += v * b11; + t16 += v * b12; + t17 += v * b13; + t18 += v * b14; + t19 += v * b15; + v = a[5]; + t5 += v * b0; + t6 += v * b1; + t7 += v * b2; + t8 += v * b3; + t9 += v * b4; + t10 += v * b5; + t11 += v * b6; + t12 += v * b7; + t13 += v * b8; + t14 += v * b9; + t15 += v * b10; + t16 += v * b11; + t17 += v * b12; + t18 += v * b13; + t19 += v * b14; + t20 += v * b15; + v = a[6]; + t6 += v * b0; + t7 += v * b1; + t8 += v * b2; + t9 += v * b3; + t10 += v * b4; + t11 += v * b5; + t12 += v * b6; + t13 += v * b7; + t14 += v * b8; + t15 += v * b9; + t16 += v * b10; + t17 += v * b11; + t18 += v * b12; + t19 += v * b13; + t20 += v * b14; + t21 += v * b15; + v = a[7]; + t7 += v * b0; + t8 += v * b1; + t9 += v * b2; + t10 += v * b3; + t11 += v * b4; + t12 += v * b5; + t13 += v * b6; + t14 += v * b7; + t15 += v * b8; + t16 += v * b9; + t17 += v * b10; + t18 += v * b11; + t19 += v * b12; + t20 += v * b13; + t21 += v * b14; + t22 += v * b15; + v = a[8]; + t8 += v * b0; + t9 += v * b1; + t10 += v * b2; + t11 += v * b3; + t12 += v * b4; + t13 += v * b5; + t14 += v * b6; + t15 += v * b7; + t16 += v * b8; + t17 += v * b9; + t18 += v * b10; + t19 += v * b11; + t20 += v * b12; + t21 += v * b13; + t22 += v * b14; + t23 += v * b15; + v = a[9]; + t9 += v * b0; + t10 += v * b1; + t11 += v * b2; + t12 += v * b3; + t13 += v * b4; + t14 += v * b5; + t15 += v * b6; + t16 += v * b7; + t17 += v * b8; + t18 += v * b9; + t19 += v * b10; + t20 += v * b11; + t21 += v * b12; + t22 += v * b13; + t23 += v * b14; + t24 += v * b15; + v = a[10]; + t10 += v * b0; + t11 += v * b1; + t12 += v * b2; + t13 += v * b3; + t14 += v * b4; + t15 += v * b5; + t16 += v * b6; + t17 += v * b7; + t18 += v * b8; + t19 += v * b9; + t20 += v * b10; + t21 += v * b11; + t22 += v * b12; + t23 += v * b13; + t24 += v * b14; + t25 += v * b15; + v = a[11]; + t11 += v * b0; + t12 += v * b1; + t13 += v * b2; + t14 += v * b3; + t15 += v * b4; + t16 += v * b5; + t17 += v * b6; + t18 += v * b7; + t19 += v * b8; + t20 += v * b9; + t21 += v * b10; + t22 += v * b11; + t23 += v * b12; + t24 += v * b13; + t25 += v * b14; + t26 += v * b15; + v = a[12]; + t12 += v * b0; + t13 += v * b1; + t14 += v * b2; + t15 += v * b3; + t16 += v * b4; + t17 += v * b5; + t18 += v * b6; + t19 += v * b7; + t20 += v * b8; + t21 += v * b9; + t22 += v * b10; + t23 += v * b11; + t24 += v * b12; + t25 += v * b13; + t26 += v * b14; + t27 += v * b15; + v = a[13]; + t13 += v * b0; + t14 += v * b1; + t15 += v * b2; + t16 += v * b3; + t17 += v * b4; + t18 += v * b5; + t19 += v * b6; + t20 += v * b7; + t21 += v * b8; + t22 += v * b9; + t23 += v * b10; + t24 += v * b11; + t25 += v * b12; + t26 += v * b13; + t27 += v * b14; + t28 += v * b15; + v = a[14]; + t14 += v * b0; + t15 += v * b1; + t16 += v * b2; + t17 += v * b3; + t18 += v * b4; + t19 += v * b5; + t20 += v * b6; + t21 += v * b7; + t22 += v * b8; + t23 += v * b9; + t24 += v * b10; + t25 += v * b11; + t26 += v * b12; + t27 += v * b13; + t28 += v * b14; + t29 += v * b15; + v = a[15]; + t15 += v * b0; + t16 += v * b1; + t17 += v * b2; + t18 += v * b3; + t19 += v * b4; + t20 += v * b5; + t21 += v * b6; + t22 += v * b7; + t23 += v * b8; + t24 += v * b9; + t25 += v * b10; + t26 += v * b11; + t27 += v * b12; + t28 += v * b13; + t29 += v * b14; + t30 += v * b15; + + t0 += 38 * t16; + t1 += 38 * t17; + t2 += 38 * t18; + t3 += 38 * t19; + t4 += 38 * t20; + t5 += 38 * t21; + t6 += 38 * t22; + t7 += 38 * t23; + t8 += 38 * t24; + t9 += 38 * t25; + t10 += 38 * t26; + t11 += 38 * t27; + t12 += 38 * t28; + t13 += 38 * t29; + t14 += 38 * t30; + // t15 left as is + + // first car + c = 1; + v = t0 + c + 65535; c = Math.floor(v / 65536); t0 = v - c * 65536; + v = t1 + c + 65535; c = Math.floor(v / 65536); t1 = v - c * 65536; + v = t2 + c + 65535; c = Math.floor(v / 65536); t2 = v - c * 65536; + v = t3 + c + 65535; c = Math.floor(v / 65536); t3 = v - c * 65536; + v = t4 + c + 65535; c = Math.floor(v / 65536); t4 = v - c * 65536; + v = t5 + c + 65535; c = Math.floor(v / 65536); t5 = v - c * 65536; + v = t6 + c + 65535; c = Math.floor(v / 65536); t6 = v - c * 65536; + v = t7 + c + 65535; c = Math.floor(v / 65536); t7 = v - c * 65536; + v = t8 + c + 65535; c = Math.floor(v / 65536); t8 = v - c * 65536; + v = t9 + c + 65535; c = Math.floor(v / 65536); t9 = v - c * 65536; + v = t10 + c + 65535; c = Math.floor(v / 65536); t10 = v - c * 65536; + v = t11 + c + 65535; c = Math.floor(v / 65536); t11 = v - c * 65536; + v = t12 + c + 65535; c = Math.floor(v / 65536); t12 = v - c * 65536; + v = t13 + c + 65535; c = Math.floor(v / 65536); t13 = v - c * 65536; + v = t14 + c + 65535; c = Math.floor(v / 65536); t14 = v - c * 65536; + v = t15 + c + 65535; c = Math.floor(v / 65536); t15 = v - c * 65536; + t0 += c-1 + 37 * (c-1); + + // second car + c = 1; + v = t0 + c + 65535; c = Math.floor(v / 65536); t0 = v - c * 65536; + v = t1 + c + 65535; c = Math.floor(v / 65536); t1 = v - c * 65536; + v = t2 + c + 65535; c = Math.floor(v / 65536); t2 = v - c * 65536; + v = t3 + c + 65535; c = Math.floor(v / 65536); t3 = v - c * 65536; + v = t4 + c + 65535; c = Math.floor(v / 65536); t4 = v - c * 65536; + v = t5 + c + 65535; c = Math.floor(v / 65536); t5 = v - c * 65536; + v = t6 + c + 65535; c = Math.floor(v / 65536); t6 = v - c * 65536; + v = t7 + c + 65535; c = Math.floor(v / 65536); t7 = v - c * 65536; + v = t8 + c + 65535; c = Math.floor(v / 65536); t8 = v - c * 65536; + v = t9 + c + 65535; c = Math.floor(v / 65536); t9 = v - c * 65536; + v = t10 + c + 65535; c = Math.floor(v / 65536); t10 = v - c * 65536; + v = t11 + c + 65535; c = Math.floor(v / 65536); t11 = v - c * 65536; + v = t12 + c + 65535; c = Math.floor(v / 65536); t12 = v - c * 65536; + v = t13 + c + 65535; c = Math.floor(v / 65536); t13 = v - c * 65536; + v = t14 + c + 65535; c = Math.floor(v / 65536); t14 = v - c * 65536; + v = t15 + c + 65535; c = Math.floor(v / 65536); t15 = v - c * 65536; + t0 += c-1 + 37 * (c-1); + + o[ 0] = t0; + o[ 1] = t1; + o[ 2] = t2; + o[ 3] = t3; + o[ 4] = t4; + o[ 5] = t5; + o[ 6] = t6; + o[ 7] = t7; + o[ 8] = t8; + o[ 9] = t9; + o[10] = t10; + o[11] = t11; + o[12] = t12; + o[13] = t13; + o[14] = t14; + o[15] = t15; +} + +function S(o, a) { + M(o, a, a); +} + +function inv25519(o, i) { + var c = gf(); + var a; + for (a = 0; a < 16; a++) c[a] = i[a]; + for (a = 253; a >= 0; a--) { + S(c, c); + if(a !== 2 && a !== 4) M(c, c, i); + } + for (a = 0; a < 16; a++) o[a] = c[a]; +} + +function pow2523(o, i) { + var c = gf(); + var a; + for (a = 0; a < 16; a++) c[a] = i[a]; + for (a = 250; a >= 0; a--) { + S(c, c); + if(a !== 1) M(c, c, i); + } + for (a = 0; a < 16; a++) o[a] = c[a]; +} + +function crypto_scalarmult(q, n, p) { + var z = new Uint8Array(32); + var x = new Float64Array(80), r, i; + var a = gf(), b = gf(), c = gf(), + d = gf(), e = gf(), f = gf(); + for (i = 0; i < 31; i++) z[i] = n[i]; + z[31]=(n[31]&127)|64; + z[0]&=248; + unpack25519(x,p); + for (i = 0; i < 16; i++) { + b[i]=x[i]; + d[i]=a[i]=c[i]=0; + } + a[0]=d[0]=1; + for (i=254; i>=0; --i) { + r=(z[i>>>3]>>>(i&7))&1; + sel25519(a,b,r); + sel25519(c,d,r); + A(e,a,c); + Z(a,a,c); + A(c,b,d); + Z(b,b,d); + S(d,e); + S(f,a); + M(a,c,a); + M(c,b,e); + A(e,a,c); + Z(a,a,c); + S(b,a); + Z(c,d,f); + M(a,c,_121665); + A(a,a,d); + M(c,c,a); + M(a,d,f); + M(d,b,x); + S(b,e); + sel25519(a,b,r); + sel25519(c,d,r); + } + for (i = 0; i < 16; i++) { + x[i+16]=a[i]; + x[i+32]=c[i]; + x[i+48]=b[i]; + x[i+64]=d[i]; + } + var x32 = x.subarray(32); + var x16 = x.subarray(16); + inv25519(x32,x32); + M(x16,x16,x32); + pack25519(q,x16); + return 0; +} + +function crypto_scalarmult_base(q, n) { + return crypto_scalarmult(q, n, _9); +} + +function crypto_box_keypair(y, x) { + randombytes(x, 32); + return crypto_scalarmult_base(y, x); +} + +function add(p, q) { + var a = gf(), b = gf(), c = gf(), + d = gf(), e = gf(), f = gf(), + g = gf(), h = gf(), t = gf(); + + Z(a, p[1], p[0]); + Z(t, q[1], q[0]); + M(a, a, t); + A(b, p[0], p[1]); + A(t, q[0], q[1]); + M(b, b, t); + M(c, p[3], q[3]); + M(c, c, D2); + M(d, p[2], q[2]); + A(d, d, d); + Z(e, b, a); + Z(f, d, c); + A(g, d, c); + A(h, b, a); + + M(p[0], e, f); + M(p[1], h, g); + M(p[2], g, f); + M(p[3], e, h); +} + +function cswap(p, q, b) { + var i; + for (i = 0; i < 4; i++) { + sel25519(p[i], q[i], b); + } +} + +function pack(r, p) { + var tx = gf(), ty = gf(), zi = gf(); + inv25519(zi, p[2]); + M(tx, p[0], zi); + M(ty, p[1], zi); + pack25519(r, ty); + r[31] ^= par25519(tx) << 7; +} + +function scalarmult(p, q, s) { + var b, i; + set25519(p[0], gf0); + set25519(p[1], gf1); + set25519(p[2], gf1); + set25519(p[3], gf0); + for (i = 255; i >= 0; --i) { + b = (s[(i/8)|0] >> (i&7)) & 1; + cswap(p, q, b); + add(q, p); + add(p, p); + cswap(p, q, b); + } +} + +function scalarbase(p, s) { + var q = [gf(), gf(), gf(), gf()]; + set25519(q[0], X); + set25519(q[1], Y); + set25519(q[2], gf1); + M(q[3], X, Y); + scalarmult(p, q, s); +} + +function crypto_sign_keypair(pk, sk, seeded) { + var d; + var p = [gf(), gf(), gf(), gf()]; + var i; + + if (!seeded) randombytes(sk, 32); + d = nacl.hash(sk.subarray(0, 32)); + d[0] &= 248; + d[31] &= 127; + d[31] |= 64; + + scalarbase(p, d); + pack(pk, p); + + for (i = 0; i < 32; i++) sk[i+32] = pk[i]; + return 0; +} + +var L = new Float64Array([0xed, 0xd3, 0xf5, 0x5c, 0x1a, 0x63, 0x12, 0x58, 0xd6, 0x9c, 0xf7, 0xa2, 0xde, 0xf9, 0xde, 0x14, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x10]); + +function modL(r, x) { + var carry, i, j, k; + for (i = 63; i >= 32; --i) { + carry = 0; + for (j = i - 32, k = i - 12; j < k; ++j) { + x[j] += carry - 16 * x[i] * L[j - (i - 32)]; + carry = (x[j] + 128) >> 8; + x[j] -= carry * 256; + } + x[j] += carry; + x[i] = 0; + } + carry = 0; + for (j = 0; j < 32; j++) { + x[j] += carry - (x[31] >> 4) * L[j]; + carry = x[j] >> 8; + x[j] &= 255; + } + for (j = 0; j < 32; j++) x[j] -= carry * L[j]; + for (i = 0; i < 32; i++) { + x[i+1] += x[i] >> 8; + r[i] = x[i] & 255; + } +} + +function reduce(r) { + var x = new Float64Array(64), i; + for (i = 0; i < 64; i++) x[i] = r[i]; + for (i = 0; i < 64; i++) r[i] = 0; + modL(r, x); +} + +// Note: difference from C - smlen returned, not passed as argument. +function crypto_sign(sm, m, n, sk) { + var d, h, r; + var i, j, x = new Float64Array(64); + var p = [gf(), gf(), gf(), gf()]; + + d = nacl.hash(sk.subarray(0, 32)); + d[0] &= 248; + d[31] &= 127; + d[31] |= 64; + + var smlen = n + 64; + for (i = 0; i < n; i++) sm[64 + i] = m[i]; + for (i = 0; i < 32; i++) sm[32 + i] = d[32 + i]; + + r = nacl.hash(sm.subarray(32, smlen)); + reduce(r); + scalarbase(p, r); + pack(sm, p); + + for (i = 32; i < 64; i++) sm[i] = sk[i]; + h = nacl.hash(sm.subarray(0, smlen)); + reduce(h); + + for (i = 0; i < 64; i++) x[i] = 0; + for (i = 0; i < 32; i++) x[i] = r[i]; + for (i = 0; i < 32; i++) { + for (j = 0; j < 32; j++) { + x[i+j] += h[i] * d[j]; + } + } + + modL(sm.subarray(32), x); + return smlen; +} + +function unpackneg(r, p) { + var t = gf(), chk = gf(), num = gf(), + den = gf(), den2 = gf(), den4 = gf(), + den6 = gf(); + + set25519(r[2], gf1); + unpack25519(r[1], p); + S(num, r[1]); + M(den, num, D); + Z(num, num, r[2]); + A(den, r[2], den); + + S(den2, den); + S(den4, den2); + M(den6, den4, den2); + M(t, den6, num); + M(t, t, den); + + pow2523(t, t); + M(t, t, num); + M(t, t, den); + M(t, t, den); + M(r[0], t, den); + + S(chk, r[0]); + M(chk, chk, den); + if (neq25519(chk, num)) M(r[0], r[0], I); + + S(chk, r[0]); + M(chk, chk, den); + if (neq25519(chk, num)) return -1; + + if (par25519(r[0]) === (p[31]>>7)) Z(r[0], gf0, r[0]); + + M(r[3], r[0], r[1]); + return 0; +} + +function crypto_sign_open(m, sm, n, pk) { + var i, mlen; + var t = new Uint8Array(32), h; + var p = [gf(), gf(), gf(), gf()], + q = [gf(), gf(), gf(), gf()]; + + mlen = -1; + if (n < 64) return -1; + + if (unpackneg(q, pk)) return -1; + + for (i = 0; i < n; i++) m[i] = sm[i]; + for (i = 0; i < 32; i++) m[i+32] = pk[i]; + h = nacl.hash(m.subarray(0, n)); + reduce(h); + scalarmult(p, q, h); + + scalarbase(q, sm.subarray(32)); + add(p, q); + pack(t, p); + + n -= 64; + if (crypto_verify_32(sm, 0, t, 0)) { + for (i = 0; i < n; i++) m[i] = 0; + return -1; + } + + for (i = 0; i < n; i++) m[i] = sm[i + 64]; + mlen = n; + return mlen; +} + +var crypto_scalarmult_BYTES = 32, + crypto_scalarmult_SCALARBYTES = 32, + crypto_box_PUBLICKEYBYTES = 32, + crypto_box_SECRETKEYBYTES = 32, + crypto_sign_BYTES = 64, + crypto_sign_PUBLICKEYBYTES = 32, + crypto_sign_SECRETKEYBYTES = 64, + crypto_sign_SEEDBYTES = 32; + +function checkArrayTypes() { + for (var i = 0; i < arguments.length; i++) { + if (!(arguments[i] instanceof Uint8Array)) + throw new TypeError('unexpected type, use Uint8Array'); + } +} + +function cleanup(arr) { + for (var i = 0; i < arr.length; i++) arr[i] = 0; +} + +nacl.scalarMult = function(n, p) { + checkArrayTypes(n, p); + if (n.length !== crypto_scalarmult_SCALARBYTES) throw new Error('bad n size'); + if (p.length !== crypto_scalarmult_BYTES) throw new Error('bad p size'); + var q = new Uint8Array(crypto_scalarmult_BYTES); + crypto_scalarmult(q, n, p); + return q; +}; + +nacl.box = {}; + +nacl.box.keyPair = function() { + var pk = new Uint8Array(crypto_box_PUBLICKEYBYTES); + var sk = new Uint8Array(crypto_box_SECRETKEYBYTES); + crypto_box_keypair(pk, sk); + return {publicKey: pk, secretKey: sk}; +}; + +nacl.box.keyPair.fromSecretKey = function(secretKey) { + checkArrayTypes(secretKey); + if (secretKey.length !== crypto_box_SECRETKEYBYTES) + throw new Error('bad secret key size'); + var pk = new Uint8Array(crypto_box_PUBLICKEYBYTES); + crypto_scalarmult_base(pk, secretKey); + return {publicKey: pk, secretKey: new Uint8Array(secretKey)}; +}; + +nacl.sign = function(msg, secretKey) { + checkArrayTypes(msg, secretKey); + if (secretKey.length !== crypto_sign_SECRETKEYBYTES) + throw new Error('bad secret key size'); + var signedMsg = new Uint8Array(crypto_sign_BYTES+msg.length); + crypto_sign(signedMsg, msg, msg.length, secretKey); + return signedMsg; +}; + +nacl.sign.detached = function(msg, secretKey) { + var signedMsg = nacl.sign(msg, secretKey); + var sig = new Uint8Array(crypto_sign_BYTES); + for (var i = 0; i < sig.length; i++) sig[i] = signedMsg[i]; + return sig; +}; + +nacl.sign.detached.verify = function(msg, sig, publicKey) { + checkArrayTypes(msg, sig, publicKey); + if (sig.length !== crypto_sign_BYTES) + throw new Error('bad signature size'); + if (publicKey.length !== crypto_sign_PUBLICKEYBYTES) + throw new Error('bad public key size'); + var sm = new Uint8Array(crypto_sign_BYTES + msg.length); + var m = new Uint8Array(crypto_sign_BYTES + msg.length); + var i; + for (i = 0; i < crypto_sign_BYTES; i++) sm[i] = sig[i]; + for (i = 0; i < msg.length; i++) sm[i+crypto_sign_BYTES] = msg[i]; + return (crypto_sign_open(m, sm, sm.length, publicKey) >= 0); +}; + +nacl.sign.keyPair = function() { + var pk = new Uint8Array(crypto_sign_PUBLICKEYBYTES); + var sk = new Uint8Array(crypto_sign_SECRETKEYBYTES); + crypto_sign_keypair(pk, sk); + return {publicKey: pk, secretKey: sk}; +}; + +nacl.sign.keyPair.fromSecretKey = function(secretKey) { + checkArrayTypes(secretKey); + if (secretKey.length !== crypto_sign_SECRETKEYBYTES) + throw new Error('bad secret key size'); + var pk = new Uint8Array(crypto_sign_PUBLICKEYBYTES); + for (var i = 0; i < pk.length; i++) pk[i] = secretKey[32+i]; + return {publicKey: pk, secretKey: new Uint8Array(secretKey)}; +}; + +nacl.sign.keyPair.fromSeed = function(seed) { + checkArrayTypes(seed); + if (seed.length !== crypto_sign_SEEDBYTES) + throw new Error('bad seed size'); + var pk = new Uint8Array(crypto_sign_PUBLICKEYBYTES); + var sk = new Uint8Array(crypto_sign_SECRETKEYBYTES); + for (var i = 0; i < 32; i++) sk[i] = seed[i]; + crypto_sign_keypair(pk, sk, true); + return {publicKey: pk, secretKey: sk}; +}; + +nacl.setPRNG = function(fn) { + randombytes = fn; +}; + +(function() { + // Initialize PRNG if environment provides CSPRNG. + // If not, methods calling randombytes will throw. + var crypto = typeof self !== 'undefined' ? (self.crypto || self.msCrypto) : null; + if (crypto && crypto.getRandomValues) { + // Browsers. + var QUOTA = 65536; + nacl.setPRNG(function(x, n) { + var i, v = new Uint8Array(n); + for (i = 0; i < n; i += QUOTA) { + crypto.getRandomValues(v.subarray(i, i + Math.min(n - i, QUOTA))); + } + for (i = 0; i < n; i++) x[i] = v[i]; + cleanup(v); + }); + } else if (typeof require !== 'undefined') { + // Node.js. + crypto = require('crypto'); + if (crypto && crypto.randomBytes) { + nacl.setPRNG(function(x, n) { + var i, v = crypto.randomBytes(n); + for (i = 0; i < n; i++) x[i] = v[i]; + cleanup(v); + }); + } + } +})(); + +})(typeof module !== 'undefined' && module.exports ? module.exports : (self.nacl = self.nacl || {})); + +},{"crypto":"crypto"}],73:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.webToNode = exports.nodeToWeb = undefined; + +var _util = require('./util'); + +var _streams = require('./streams'); + +var _streams2 = _interopRequireDefault(_streams); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +const NodeReadableStream = _util.isNode && require('stream').Readable; + +/** + * Web / node stream conversion functions + * From https://github.com/gwicke/node-web-streams + */ + +let nodeToWeb; +let webToNode; + +if (NodeReadableStream) { + + /** + * Convert a Node Readable Stream to a Web ReadableStream + * @param {Readable} nodeStream + * @returns {ReadableStream} + */ + exports.nodeToWeb = nodeToWeb = function nodeToWeb(nodeStream) { + return new ReadableStream({ + start(controller) { + nodeStream.pause(); + nodeStream.on('data', chunk => { + controller.enqueue(chunk); + nodeStream.pause(); + }); + nodeStream.on('end', () => controller.close()); + nodeStream.on('error', e => controller.error(e)); + }, + pull() { + nodeStream.resume(); + }, + cancel(reason) { + nodeStream.pause(); + if (nodeStream.cancel) { + return nodeStream.cancel(reason); + } + } + }); + }; + + class NodeReadable extends NodeReadableStream { + constructor(webStream, options) { + super(options); + this._webStream = webStream; + this._reader = _streams2.default.getReader(webStream); + this._reading = false; + this._doneReadingPromise = Promise.resolve(); + this._cancelling = false; + } + + _read(size) { + if (this._reading || this._cancelling) { + return; + } + this._reading = true; + const doRead = async () => { + try { + while (true) { + var _ref = await this._reader.read(); + + const done = _ref.done, + value = _ref.value; + + if (done) { + this.push(null); + break; + } + if (!this.push(value) || this._cancelling) { + this._reading = false; + break; + } + } + } catch (e) { + this.emit('error', e); + } + }; + this._doneReadingPromise = doRead(); + } + + async cancel(reason) { + this._cancelling = true; + await this._doneReadingPromise; + this._reader.releaseLock(); + return this._webStream.cancel(reason); + } + } + + /** + * Convert a Web ReadableStream to a Node Readable Stream + * @param {ReadableStream} webStream + * @returns {Readable} + */ + exports.webToNode = webToNode = function webToNode(webStream) { + return new NodeReadable(webStream); + }; +} + +exports.nodeToWeb = nodeToWeb; +exports.webToNode = webToNode; + +},{"./streams":75,"./util":76,"stream":"stream"}],74:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.externalBuffer = exports.Reader = undefined; + +var _streams = require('./streams'); + +var _streams2 = _interopRequireDefault(_streams); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +const doneReadingSet = new WeakSet(); +const externalBuffer = Symbol('externalBuffer'); + +/** + * A wrapper class over the native ReadableStreamDefaultReader. + * This additionally implements pushing back data on the stream, which + * lets us implement peeking and a host of convenience functions. + * It also lets you read data other than streams, such as a Uint8Array. + * @class + */ +function Reader(input) { + this.stream = input; + if (input[externalBuffer]) { + this[externalBuffer] = input[externalBuffer].slice(); + } + let streamType = _streams2.default.isStream(input); + if (streamType === 'node') { + input = _streams2.default.nodeToWeb(input); + } + if (streamType) { + const reader = input.getReader(); + this._read = reader.read.bind(reader); + this._releaseLock = () => { + reader.closed.catch(function () {}); + reader.releaseLock(); + }; + return; + } + let doneReading = false; + this._read = async () => { + if (doneReading || doneReadingSet.has(input)) { + return { value: undefined, done: true }; + } + doneReading = true; + return { value: input, done: false }; + }; + this._releaseLock = () => { + if (doneReading) { + try { + doneReadingSet.add(input); + } catch (e) {} + } + }; +} + +/** + * Read a chunk of data. + * @returns {Promise} Either { done: false, value: Uint8Array | String } or { done: true, value: undefined } + * @async + */ +Reader.prototype.read = async function () { + if (this[externalBuffer] && this[externalBuffer].length) { + const value = this[externalBuffer].shift(); + return { done: false, value }; + } + return this._read(); +}; + +/** + * Allow others to read the stream. + */ +Reader.prototype.releaseLock = function () { + if (this[externalBuffer]) { + this.stream[externalBuffer] = this[externalBuffer]; + } + this._releaseLock(); +}; + +/** + * Read up to and including the first \n character. + * @returns {Promise} + * @async + */ +Reader.prototype.readLine = async function () { + let buffer = []; + let returnVal; + while (!returnVal) { + var _ref = await this.read(); + + let done = _ref.done, + value = _ref.value; + + value += ''; + if (done) { + if (buffer.length) return _streams2.default.concat(buffer); + return; + } + const lineEndIndex = value.indexOf('\n') + 1; + if (lineEndIndex) { + returnVal = _streams2.default.concat(buffer.concat(value.substr(0, lineEndIndex))); + buffer = []; + } + if (lineEndIndex !== value.length) { + buffer.push(value.substr(lineEndIndex)); + } + } + this.unshift(...buffer); + return returnVal; +}; + +/** + * Read a single byte/character. + * @returns {Promise} + * @async + */ +Reader.prototype.readByte = async function () { + var _ref2 = await this.read(); + + const done = _ref2.done, + value = _ref2.value; + + if (done) return; + const byte = value[0]; + this.unshift(_streams2.default.slice(value, 1)); + return byte; +}; + +/** + * Read a specific amount of bytes/characters, unless the stream ends before that amount. + * @returns {Promise} + * @async + */ +Reader.prototype.readBytes = async function (length) { + const buffer = []; + let bufferLength = 0; + while (true) { + var _ref3 = await this.read(); + + const done = _ref3.done, + value = _ref3.value; + + if (done) { + if (buffer.length) return _streams2.default.concat(buffer); + return; + } + buffer.push(value); + bufferLength += value.length; + if (bufferLength >= length) { + const bufferConcat = _streams2.default.concat(buffer); + this.unshift(_streams2.default.slice(bufferConcat, length)); + return _streams2.default.slice(bufferConcat, 0, length); + } + } +}; + +/** + * Peek (look ahead) a specific amount of bytes/characters, unless the stream ends before that amount. + * @returns {Promise} + * @async + */ +Reader.prototype.peekBytes = async function (length) { + const bytes = await this.readBytes(length); + this.unshift(bytes); + return bytes; +}; + +/** + * Push data to the front of the stream. + * @param {...(Uint8Array|String|Undefined)} values + */ +Reader.prototype.unshift = function (...values) { + if (!this[externalBuffer]) { + this[externalBuffer] = []; + } + this[externalBuffer].unshift(...values.filter(value => value && value.length)); +}; + +/** + * Read the stream to the end and return its contents, concatenated by the join function (defaults to streams.concat). + * @param {Function} join + * @returns {Promise} the return value of join() + * @async + */ +Reader.prototype.readToEnd = async function (join = _streams2.default.concat) { + const result = []; + while (true) { + var _ref4 = await this.read(); + + const done = _ref4.done, + value = _ref4.value; + + if (done) break; + result.push(value); + } + return join(result); +}; + +exports.Reader = Reader; +exports.externalBuffer = externalBuffer; + +},{"./streams":75}],75:[function(require,module,exports){ +(function (process){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _util = require('./util'); + +var _nodeConversions = require('./node-conversions'); + +var _reader = require('./reader'); + +const NodeBuffer = _util.isNode && require('buffer').Buffer; + +/** + * Convert data to Stream + * @param {ReadableStream|Uint8array|String} input data to convert + * @returns {ReadableStream} Converted data + */ +function toStream(input) { + let streamType = (0, _util.isStream)(input); + if (streamType === 'node') { + return (0, _nodeConversions.nodeToWeb)(input); + } else if (streamType) { + return input; + } + return new ReadableStream({ + start(controller) { + controller.enqueue(input); + controller.close(); + } + }); +} + +/** + * Concat a list of Uint8Arrays, Strings or Streams + * The caller should not mix Uint8Arrays with Strings, but may mix Streams with non-Streams. + * @param {Array} Array of Uint8Arrays/Strings/Streams to concatenate + * @returns {Uint8array|String|ReadableStream} Concatenated array + */ +function concat(list) { + if (list.some(_util.isStream)) { + return concatStream(list); + } + if (typeof list[0] === 'string') { + return list.join(''); + } + if (NodeBuffer && NodeBuffer.isBuffer(list[0])) { + return NodeBuffer.concat(list); + } + return (0, _util.concatUint8Array)(list); +} + +/** + * Concat a list of Streams + * @param {Array} list Array of Uint8Arrays/Strings/Streams to concatenate + * @returns {ReadableStream} Concatenated list + */ +function concatStream(list) { + list = list.map(toStream); + const transform = transformWithCancel(async function (reason) { + await Promise.all(transforms.map(stream => cancel(stream, reason))); + }); + let prev = Promise.resolve(); + const transforms = list.map((stream, i) => transformPair(stream, (readable, writable) => { + prev = prev.then(() => pipe(readable, transform.writable, { + preventClose: i !== list.length - 1 + })); + return prev; + })); + return transform.readable; +} + +/** + * Get a Reader + * @param {ReadableStream|Uint8array|String} input + * @returns {Reader} + */ +function getReader(input) { + return new _reader.Reader(input); +} + +/** + * Get a Writer + * @param {WritableStream} input + * @returns {WritableStreamDefaultWriter} + */ +function getWriter(input) { + const writer = input.getWriter(); + const releaseLock = writer.releaseLock; + writer.releaseLock = () => { + writer.closed.catch(function () {}); + releaseLock.call(writer); + }; + return writer; +} + +/** + * Pipe a readable stream to a writable stream. Don't throw on input stream errors, but forward them to the output stream. + * @param {ReadableStream|Uint8array|String} input + * @param {WritableStream} target + * @param {Object} (optional) options + * @returns {Promise} Promise indicating when piping has finished (input stream closed or errored) + * @async + */ +async function pipe(input, target, options) { + input = toStream(input); + try { + if (input[_reader.externalBuffer]) { + const writer = getWriter(target); + for (let i = 0; i < input[_reader.externalBuffer].length; i++) { + await writer.ready; + await writer.write(input[_reader.externalBuffer][i]); + } + writer.releaseLock(); + } + return await input.pipeTo(target, options); + } catch (e) {} +} + +/** + * Pipe a readable stream through a transform stream. + * @param {ReadableStream|Uint8array|String} input + * @param {Object} (optional) options + * @returns {ReadableStream} transformed stream + */ +function transformRaw(input, options) { + const transformStream = new TransformStream(options); + pipe(input, transformStream.writable); + return transformStream.readable; +} + +/** + * Create a cancelable TransformStream. + * @param {Function} cancel + * @returns {TransformStream} + */ +function transformWithCancel(cancel) { + let pulled = false; + let backpressureChangePromiseResolve; + let outputController; + return { + readable: new ReadableStream({ + start(controller) { + outputController = controller; + }, + pull() { + if (backpressureChangePromiseResolve) { + backpressureChangePromiseResolve(); + } else { + pulled = true; + } + }, + cancel + }, { highWaterMark: 0 }), + writable: new WritableStream({ + write: async function write(chunk) { + outputController.enqueue(chunk); + if (!pulled) { + await new Promise(resolve => { + backpressureChangePromiseResolve = resolve; + }); + backpressureChangePromiseResolve = null; + } else { + pulled = false; + } + }, + close: outputController.close.bind(outputController), + abort: outputController.error.bind(outputController) + }) + }; +} + +/** + * Transform a stream using helper functions which are called on each chunk, and on stream close, respectively. + * @param {ReadableStream|Uint8array|String} input + * @param {Function} process + * @param {Function} finish + * @returns {ReadableStream|Uint8array|String} + */ +function transform(input, process = () => undefined, finish = () => undefined) { + if ((0, _util.isStream)(input)) { + return transformRaw(input, { + async transform(value, controller) { + try { + const result = await process(value); + if (result !== undefined) controller.enqueue(result); + } catch (e) { + controller.error(e); + } + }, + async flush(controller) { + try { + const result = await finish(); + if (result !== undefined) controller.enqueue(result); + } catch (e) { + controller.error(e); + } + } + }); + } + const result1 = process(input); + const result2 = finish(); + if (result1 !== undefined && result2 !== undefined) return concat([result1, result2]); + return result1 !== undefined ? result1 : result2; +} + +/** + * Transform a stream using a helper function which is passed a readable and a writable stream. + * This function also maintains the possibility to cancel the input stream, + * and does so on cancelation of the output stream, despite cancelation + * normally being impossible when the input stream is being read from. + * @param {ReadableStream|Uint8array|String} input + * @param {Function} fn + * @returns {ReadableStream} + */ +function transformPair(input, fn) { + let incomingTransformController; + const incoming = new TransformStream({ + start(controller) { + incomingTransformController = controller; + } + }); + + const pipeDonePromise = pipe(input, incoming.writable); + + const outgoing = transformWithCancel(async function () { + incomingTransformController.error(new Error('Readable side was canceled.')); + await pipeDonePromise; + await new Promise(setTimeout); + }); + fn(incoming.readable, outgoing.writable); + return outgoing.readable; +} + +/** + * Parse a stream using a helper function which is passed a Reader. + * The reader additionally has a remainder() method which returns a + * stream pointing to the remainder of input, and is linked to input + * for cancelation. + * @param {ReadableStream|Uint8array|String} input + * @param {Function} fn + * @returns {Any} the return value of fn() + */ +function parse(input, fn) { + let returnValue; + const transformed = transformPair(input, (readable, writable) => { + const reader = getReader(readable); + reader.remainder = () => { + reader.releaseLock(); + pipe(readable, writable); + return transformed; + }; + returnValue = fn(reader); + }); + return returnValue; +} + +/** + * Tee a Stream for reading it twice. The input stream can no longer be read after tee()ing. + * Reading either of the two returned streams will pull from the input stream. + * The input stream will only be canceled if both of the returned streams are canceled. + * @param {ReadableStream|Uint8array|String} input + * @returns {Array} array containing two copies of input + */ +function tee(input) { + if ((0, _util.isStream)(input)) { + const teed = toStream(input).tee(); + teed[0][_reader.externalBuffer] = teed[1][_reader.externalBuffer] = input[_reader.externalBuffer]; + return teed; + } + return [slice(input), slice(input)]; +} + +/** + * Clone a Stream for reading it twice. The input stream can still be read after clone()ing. + * Reading from the clone will pull from the input stream. + * The input stream will only be canceled if both the clone and the input stream are canceled. + * @param {ReadableStream|Uint8array|String} input + * @returns {ReadableStream|Uint8array|String} cloned input + */ +function clone(input) { + if ((0, _util.isStream)(input)) { + const teed = tee(input); + overwrite(input, teed[0]); + return teed[1]; + } + return slice(input); +} + +/** + * Clone a Stream for reading it twice. Data will arrive at the same rate as the input stream is being read. + * Reading from the clone will NOT pull from the input stream. Data only arrives when reading the input stream. + * The input stream will NOT be canceled if the clone is canceled, only if the input stream are canceled. + * If the input stream is canceled, the clone will be errored. + * @param {ReadableStream|Uint8array|String} input + * @returns {ReadableStream|Uint8array|String} cloned input + */ +function passiveClone(input) { + if ((0, _util.isStream)(input)) { + return new ReadableStream({ + start(controller) { + const transformed = transformPair(input, async (readable, writable) => { + const reader = getReader(readable); + const writer = getWriter(writable); + try { + while (true) { + await writer.ready; + + var _ref = await reader.read(); + + const done = _ref.done, + value = _ref.value; + + if (done) { + try { + controller.close(); + } catch (e) {} + await writer.close(); + return; + } + try { + controller.enqueue(value); + } catch (e) {} + await writer.write(value); + } + } catch (e) { + controller.error(e); + await writer.abort(e); + } + }); + overwrite(input, transformed); + } + }); + } + return slice(input); +} + +/** + * Modify a stream object to point to a different stream object. + * This is used internally by clone() and passiveClone() to provide an abstraction over tee(). + * @param {ReadableStream} input + * @param {ReadableStream} clone + */ +function overwrite(input, clone) { + // Overwrite input.getReader, input.locked, etc to point to clone + Object.entries(Object.getOwnPropertyDescriptors(ReadableStream.prototype)).forEach(([name, descriptor]) => { + if (name === 'constructor') { + return; + } + if (descriptor.value) { + descriptor.value = descriptor.value.bind(clone); + } else { + descriptor.get = descriptor.get.bind(clone); + } + Object.defineProperty(input, name, descriptor); + }); +} + +/** + * Return a stream pointing to a part of the input stream. + * @param {ReadableStream|Uint8array|String} input + * @returns {ReadableStream|Uint8array|String} clone + */ +function slice(input, begin = 0, end = Infinity) { + if ((0, _util.isStream)(input)) { + if (begin >= 0 && end >= 0) { + let bytesRead = 0; + return transformRaw(input, { + transform(value, controller) { + if (bytesRead < end) { + if (bytesRead + value.length >= begin) { + controller.enqueue(slice(value, Math.max(begin - bytesRead, 0), end - bytesRead)); + } + bytesRead += value.length; + } else { + controller.terminate(); + } + } + }); + } + if (begin < 0 && (end < 0 || end === Infinity)) { + let lastBytes = []; + return transform(input, value => { + if (value.length >= -begin) lastBytes = [value];else lastBytes.push(value); + }, () => slice(concat(lastBytes), begin, end)); + } + if (begin === 0 && end < 0) { + let lastBytes; + return transform(input, value => { + const returnValue = lastBytes ? concat([lastBytes, value]) : value; + if (returnValue.length >= -end) { + lastBytes = slice(returnValue, end); + return slice(returnValue, begin, end); + } else { + lastBytes = returnValue; + } + }); + } + console.warn(`stream.slice(input, ${begin}, ${end}) not implemented efficiently.`); + return fromAsync(async () => slice((await readToEnd(input)), begin, end)); + } + if (input[_reader.externalBuffer]) { + input = concat(input[_reader.externalBuffer].concat([input])); + } + if ((0, _util.isUint8Array)(input) && !(NodeBuffer && NodeBuffer.isBuffer(input))) { + if (end === Infinity) end = input.length; + return input.subarray(begin, end); + } + return input.slice(begin, end); +} + +/** + * Read a stream to the end and return its contents, concatenated by the concat function (defaults to concat). + * @param {ReadableStream|Uint8array|String} input + * @param {Function} concat + * @returns {Promise} the return value of concat() + * @async + */ +async function readToEnd(input, concat) { + if ((0, _util.isStream)(input)) { + return getReader(input).readToEnd(concat); + } + return input; +} + +/** + * Cancel a stream. + * @param {ReadableStream|Uint8array|String} input + * @param {Any} reason + * @returns {Promise} indicates when the stream has been canceled + * @async + */ +async function cancel(input, reason) { + if ((0, _util.isStream)(input) && input.cancel) { + return input.cancel(reason); + } +} + +/** + * Convert an async function to a Stream. When the function returns, its return value is enqueued to the stream. + * @param {Function} fn + * @returns {ReadableStream} + */ +function fromAsync(fn) { + return new ReadableStream({ + pull: async controller => { + try { + controller.enqueue((await fn())); + controller.close(); + } catch (e) { + controller.error(e); + } + } + }); +} + +exports.default = { isStream: _util.isStream, isUint8Array: _util.isUint8Array, toStream, concatUint8Array: _util.concatUint8Array, concatStream, concat, getReader, getWriter, pipe, transformRaw, transform, transformPair, parse, clone, passiveClone, slice, readToEnd, cancel, fromAsync, nodeToWeb: _nodeConversions.nodeToWeb, webToNode: _nodeConversions.webToNode }; + +}).call(this,require('_process')) +},{"./node-conversions":73,"./reader":74,"./util":76,"_process":66,"buffer":"buffer"}],76:[function(require,module,exports){ +(function (global){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +const isNode = typeof global.process === 'object' && typeof global.process.versions === 'object'; + +const NodeReadableStream = isNode && require('stream').Readable; + +/** + * Check whether data is a Stream, and if so of which type + * @param {Any} input data to check + * @returns {'web'|'node'|false} + */ +function isStream(input) { + if (ReadableStream.prototype.isPrototypeOf(input)) { + return 'web'; + } + if (NodeReadableStream && NodeReadableStream.prototype.isPrototypeOf(input)) { + return 'node'; + } + return false; +} + +/** + * Check whether data is a Uint8Array + * @param {Any} input data to check + * @returns {Boolean} + */ +function isUint8Array(input) { + return Uint8Array.prototype.isPrototypeOf(input); +} + +/** + * Concat Uint8Arrays + * @param {Array} Array of Uint8Arrays to concatenate + * @returns {Uint8array} Concatenated array + */ +function concatUint8Array(arrays) { + if (arrays.length === 1) return arrays[0]; + + let totalLength = 0; + for (let i = 0; i < arrays.length; i++) { + if (!isUint8Array(arrays[i])) { + throw new Error('concatUint8Array: Data must be in the form of a Uint8Array'); + } + + totalLength += arrays[i].length; + } + + const result = new Uint8Array(totalLength); + let pos = 0; + arrays.forEach(function (element) { + result.set(element, pos); + pos += element.length; + }); + + return result; +} + +exports.isNode = isNode; +exports.isStream = isStream; +exports.isUint8Array = isUint8Array; +exports.concatUint8Array = concatUint8Array; + +}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {}) +},{"stream":"stream"}],77:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.CleartextMessage = CleartextMessage; +exports.readArmored = readArmored; +exports.fromText = fromText; + +var _armor = require('./encoding/armor'); + +var _armor2 = _interopRequireDefault(_armor); + +var _enums = require('./enums'); + +var _enums2 = _interopRequireDefault(_enums); + +var _util = require('./util'); + +var _util2 = _interopRequireDefault(_util); + +var _packet = require('./packet'); + +var _packet2 = _interopRequireDefault(_packet); + +var _signature = require('./signature'); + +var _message = require('./message'); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * @class + * @classdesc Class that represents an OpenPGP cleartext signed message. + * See {@link https://tools.ietf.org/html/rfc4880#section-7} + * @param {String} text The cleartext of the signed message + * @param {module:signature.Signature} signature The detached signature or an empty signature for unsigned messages + */ +// GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @requires encoding/armor + * @requires enums + * @requires util + * @requires packet + * @requires signature + * @module cleartext + */ + +function CleartextMessage(text, signature) { + if (!(this instanceof CleartextMessage)) { + return new CleartextMessage(text, signature); + } + // normalize EOL to canonical form + this.text = _util2.default.removeTrailingSpaces(text).replace(/\r?\n/g, '\r\n'); + if (signature && !(signature instanceof _signature.Signature)) { + throw new Error('Invalid signature input'); + } + this.signature = signature || new _signature.Signature(new _packet2.default.List()); +} + +/** + * Returns the key IDs of the keys that signed the cleartext message + * @returns {Array} array of keyid objects + */ +CleartextMessage.prototype.getSigningKeyIds = function () { + const keyIds = []; + const signatureList = this.signature.packets; + signatureList.forEach(function (packet) { + keyIds.push(packet.issuerKeyId); + }); + return keyIds; +}; + +/** + * Sign the cleartext message + * @param {Array} privateKeys private keys with decrypted secret key data for signing + * @param {Signature} signature (optional) any existing detached signature + * @param {Date} date (optional) The creation time of the signature that should be created + * @param {Array} userIds (optional) user IDs to sign with, e.g. [{ name:'Steve Sender', email:'steve@openpgp.org' }] + * @returns {Promise} new cleartext message with signed content + * @async + */ +CleartextMessage.prototype.sign = async function (privateKeys, signature = null, date = new Date(), userIds = []) { + return new CleartextMessage(this.text, (await this.signDetached(privateKeys, signature, date, userIds))); +}; + +/** + * Sign the cleartext message + * @param {Array} privateKeys private keys with decrypted secret key data for signing + * @param {Signature} signature (optional) any existing detached signature + * @param {Date} date (optional) The creation time of the signature that should be created + * @param {Array} userIds (optional) user IDs to sign with, e.g. [{ name:'Steve Sender', email:'steve@openpgp.org' }] + * @returns {Promise} new detached signature of message content + * @async + */ +CleartextMessage.prototype.signDetached = async function (privateKeys, signature = null, date = new Date(), userIds = []) { + const literalDataPacket = new _packet2.default.Literal(); + literalDataPacket.setText(this.text); + + return new _signature.Signature((await (0, _message.createSignaturePackets)(literalDataPacket, privateKeys, signature, date, userIds, true))); +}; + +/** + * Verify signatures of cleartext signed message + * @param {Array} keys array of keys to verify signatures + * @param {Date} date (optional) Verify the signature against the given date, i.e. check signature creation time < date < expiration time + * @returns {Promise>} list of signer's keyid and validity of signature + * @async + */ +CleartextMessage.prototype.verify = function (keys, date = new Date()) { + return this.verifyDetached(this.signature, keys, date); +}; + +/** + * Verify signatures of cleartext signed message + * @param {Array} keys array of keys to verify signatures + * @param {Date} date (optional) Verify the signature against the given date, i.e. check signature creation time < date < expiration time + * @returns {Promise>} list of signer's keyid and validity of signature + * @async + */ +CleartextMessage.prototype.verifyDetached = function (signature, keys, date = new Date()) { + const signatureList = signature.packets; + const literalDataPacket = new _packet2.default.Literal(); + // we assume that cleartext signature is generated based on UTF8 cleartext + literalDataPacket.setText(this.text); + return (0, _message.createVerificationObjects)(signatureList, [literalDataPacket], keys, date, true); +}; + +/** + * Get cleartext + * @returns {String} cleartext of message + */ +CleartextMessage.prototype.getText = function () { + // normalize end of line to \n + return this.text.replace(/\r\n/g, '\n'); +}; + +/** + * Returns ASCII armored text of cleartext signed message + * @returns {String | ReadableStream} ASCII armor + */ +CleartextMessage.prototype.armor = function () { + let hashes = this.signature.packets.map(function (packet) { + return _enums2.default.read(_enums2.default.hash, packet.hashAlgorithm).toUpperCase(); + }); + hashes = hashes.filter(function (item, i, ar) { + return ar.indexOf(item) === i; + }); + const body = { + hash: hashes.join(), + text: this.text, + data: this.signature.packets.write() + }; + return _armor2.default.encode(_enums2.default.armor.signed, body); +}; + +/** + * reads an OpenPGP cleartext signed message and returns a CleartextMessage object + * @param {String | ReadableStream} armoredText text to be parsed + * @returns {module:cleartext.CleartextMessage} new cleartext message object + * @async + * @static + */ +async function readArmored(armoredText) { + const input = await _armor2.default.decode(armoredText); + if (input.type !== _enums2.default.armor.signed) { + throw new Error('No cleartext signed message.'); + } + const packetlist = new _packet2.default.List(); + await packetlist.read(input.data); + verifyHeaders(input.headers, packetlist); + const signature = new _signature.Signature(packetlist); + return new CleartextMessage(input.text, signature); +} + +/** + * Compare hash algorithm specified in the armor header with signatures + * @param {Array} headers Armor headers + * @param {module:packet.List} packetlist The packetlist with signature packets + * @private + */ +function verifyHeaders(headers, packetlist) { + const checkHashAlgos = function checkHashAlgos(hashAlgos) { + const check = packet => algo => packet.hashAlgorithm === algo; + + for (let i = 0; i < packetlist.length; i++) { + if (packetlist[i].tag === _enums2.default.packet.signature && !hashAlgos.some(check(packetlist[i]))) { + return false; + } + } + return true; + }; + + let oneHeader = null; + let hashAlgos = []; + headers.forEach(function (header) { + oneHeader = header.match(/Hash: (.+)/); // get header value + if (oneHeader) { + oneHeader = oneHeader[1].replace(/\s/g, ''); // remove whitespace + oneHeader = oneHeader.split(','); + oneHeader = oneHeader.map(function (hash) { + hash = hash.toLowerCase(); + try { + return _enums2.default.write(_enums2.default.hash, hash); + } catch (e) { + throw new Error('Unknown hash algorithm in armor header: ' + hash); + } + }); + hashAlgos = hashAlgos.concat(oneHeader); + } else { + throw new Error('Only "Hash" header allowed in cleartext signed message'); + } + }); + + if (!hashAlgos.length && !checkHashAlgos([_enums2.default.hash.md5])) { + throw new Error('If no "Hash" header in cleartext signed message, then only MD5 signatures allowed'); + } else if (hashAlgos.length && !checkHashAlgos(hashAlgos)) { + throw new Error('Hash algorithm mismatch in armor header and signature'); + } +} + +/** + * Creates a new CleartextMessage object from text + * @param {String} text + * @static + */ +function fromText(text) { + return new CleartextMessage(text); +} + +},{"./encoding/armor":111,"./enums":113,"./message":126,"./packet":131,"./signature":151,"./util":158}],78:[function(require,module,exports){ +(function (global){ +"use strict"; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _enums = require("../enums"); + +var _enums2 = _interopRequireDefault(_enums); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +exports.default = { + /** + * @memberof module:config + * @property {Integer} prefer_hash_algorithm Default hash algorithm {@link module:enums.hash} + */ + prefer_hash_algorithm: _enums2.default.hash.sha256, + /** + * @memberof module:config + * @property {Integer} encryption_cipher Default encryption cipher {@link module:enums.symmetric} + */ + encryption_cipher: _enums2.default.symmetric.aes256, + /** + * @memberof module:config + * @property {Integer} compression Default compression algorithm {@link module:enums.compression} + */ + compression: _enums2.default.compression.uncompressed, + /** + * @memberof module:config + * @property {Integer} deflate_level Default zip/zlib compression level, between 1 and 9 + */ + deflate_level: 6, + + /** + * Use Authenticated Encryption with Additional Data (AEAD) protection for symmetric encryption. + * **NOT INTEROPERABLE WITH OTHER OPENPGP IMPLEMENTATIONS** + * **FUTURE OPENPGP.JS VERSIONS MAY BREAK COMPATIBILITY WHEN USING THIS OPTION** + * @see {@link https://tools.ietf.org/html/draft-ietf-openpgp-rfc4880bis-07|RFC4880bis-07} + * @memberof module:config + * @property {Boolean} aead_protect + */ + aead_protect: false, + /** + * Default Authenticated Encryption with Additional Data (AEAD) encryption mode + * Only has an effect when aead_protect is set to true. + * @memberof module:config + * @property {Integer} aead_mode Default AEAD mode {@link module:enums.aead} + */ + aead_mode: _enums2.default.aead.eax, + /** + * Chunk Size Byte for Authenticated Encryption with Additional Data (AEAD) mode + * Only has an effect when aead_protect is set to true. + * Must be an integer value from 0 to 56. + * @memberof module:config + * @property {Integer} aead_chunk_size_byte + */ + aead_chunk_size_byte: 12, + /** + * Use V5 keys. + * **NOT INTEROPERABLE WITH OTHER OPENPGP IMPLEMENTATIONS** + * **FUTURE OPENPGP.JS VERSIONS MAY BREAK COMPATIBILITY WHEN USING THIS OPTION** + * @memberof module:config + * @property {Boolean} v5_keys + */ + v5_keys: false, + /** + * {@link https://tools.ietf.org/html/rfc4880#section-3.7.1.3|RFC4880 3.7.1.3}: + * Iteration Count Byte for S2K (String to Key) + * @memberof module:config + * @property {Integer} s2k_iteration_count_byte + */ + s2k_iteration_count_byte: 224, + /** Use integrity protection for symmetric encryption + * @memberof module:config + * @property {Boolean} integrity_protect + */ + integrity_protect: true, + /** + * @memberof module:config + * @property {Boolean} ignore_mdc_error Fail on decrypt if message is not integrity protected + */ + ignore_mdc_error: false, + /** + * @memberof module:config + * @property {Boolean} allow_unauthenticated_stream Stream unauthenticated data before integrity has been checked + */ + allow_unauthenticated_stream: false, + /** + * @memberof module:config + * @property {Boolean} checksum_required Do not throw error when armor is missing a checksum + */ + checksum_required: false, + /** + * @memberof module:config + * @property {Boolean} rsa_blinding + */ + rsa_blinding: true, + /** + * Work-around for rare GPG decryption bug when encrypting with multiple passwords. + * **Slower and slightly less secure** + * @memberof module:config + * @property {Boolean} password_collision_check + */ + password_collision_check: false, + /** + * @memberof module:config + * @property {Boolean} revocations_expire If true, expired revocation signatures are ignored + */ + revocations_expire: false, + + /** + * @memberof module:config + * @property {Boolean} use_native Use native Node.js crypto/zlib and WebCrypto APIs when available + */ + use_native: true, + /** + * @memberof module:config + * @property {Integer} min_bytes_for_web_crypto The minimum amount of bytes for which to use native WebCrypto APIs when available + */ + min_bytes_for_web_crypto: 1000, + /** + * @memberof module:config + * @property {Boolean} Use transferable objects between the Web Worker and main thread + */ + zero_copy: false, + /** + * @memberof module:config + * @property {Boolean} debug If enabled, debug messages will be printed + */ + debug: false, + /** + * @memberof module:config + * @property {Boolean} tolerant Ignore unsupported/unrecognizable packets instead of throwing an error + */ + tolerant: true, + + /** + * @memberof module:config + * @property {Boolean} show_version Whether to include {@link module:config/config.versionstring} in armored messages + */ + show_version: true, + /** + * @memberof module:config + * @property {Boolean} show_comment Whether to include {@link module:config/config.commentstring} in armored messages + */ + show_comment: true, + /** + * @memberof module:config + * @property {String} versionstring A version string to be included in armored messages + */ + versionstring: "OpenPGP.js v4.10.4", + /** + * @memberof module:config + * @property {String} commentstring A comment string to be included in armored messages + */ + commentstring: "https://openpgpjs.org", + + /** + * @memberof module:config + * @property {String} keyserver + */ + keyserver: "https://keyserver.ubuntu.com", + /** + * @memberof module:config + * @property {String} node_store + */ + node_store: "./openpgp.store", + /** + * Max userid string length (used for parsing) + * @memberof module:config + * @property {Integer} max_userid_length + */ + max_userid_length: 1024 * 5, + /** + * Contains notatations that are considered "known". Known notations do not trigger + * validation error when the notation is marked as critical. + * @memberof module:config + * @property {Array} known_notations + */ + known_notations: ["preferred-email-encoding@pgp.com", "pka-address@gnupg.org"], + /** + * @memberof module:config + * @property {Boolean} use_indutny_elliptic Whether to use the indutny/elliptic library. When false, certain curves will not be supported. + */ + use_indutny_elliptic: true, + /** + * @memberof module:config + * @property {Boolean} external_indutny_elliptic Whether to lazily load the indutny/elliptic library from an external path on demand. + */ + external_indutny_elliptic: false, + /** + * @memberof module:config + * @property {String} indutny_elliptic_path The path to load the indutny/elliptic library from. Only has an effect if `config.external_indutny_elliptic` is true. + */ + indutny_elliptic_path: './elliptic.min.js', + /** + * @memberof module:config + * @property {Object} indutny_elliptic_fetch_options Options object to pass to `fetch` when loading the indutny/elliptic library. Only has an effect if `config.external_indutny_elliptic` is true. + */ + indutny_elliptic_fetch_options: {}, + /** + * @memberof module:config + * @property {Set} reject_hash_algorithms Reject insecure hash algorithms {@link module:enums.hash} + */ + reject_hash_algorithms: new global.Set([_enums2.default.hash.md5, _enums2.default.hash.ripemd]), + /** + * @memberof module:config + * @property {Set} reject_message_hash_algorithms Reject insecure message hash algorithms {@link module:enums.hash} + */ + reject_message_hash_algorithms: new global.Set([_enums2.default.hash.md5, _enums2.default.hash.ripemd, _enums2.default.hash.sha1]) +}; // GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * Global configuration values. + * @requires enums + */ + +}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {}) +},{"../enums":113}],79:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _config = require('./config.js'); + +Object.defineProperty(exports, 'default', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_config).default; + } +}); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +},{"./config.js":78}],80:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _cipher = require('./cipher'); + +var _cipher2 = _interopRequireDefault(_cipher); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +// OpenPGP.js - An OpenPGP implementation in javascript +// Copyright (C) 2015-2016 Decentral +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @fileoverview Implementation of RFC 3394 AES Key Wrap & Key Unwrap funcions + * @see module:crypto/public_key/elliptic/ecdh + * @requires crypto/cipher + * @requires util + * @module crypto/aes_kw + */ + +function wrap(key, data) { + const aes = new _cipher2.default["aes" + key.length * 8](key); + const IV = new Uint32Array([0xA6A6A6A6, 0xA6A6A6A6]); + const P = unpack(data); + let A = IV; + const R = P; + const n = P.length / 2; + const t = new Uint32Array([0, 0]); + let B = new Uint32Array(4); + for (let j = 0; j <= 5; ++j) { + for (let i = 0; i < n; ++i) { + t[1] = n * j + (1 + i); + // B = A + B[0] = A[0]; + B[1] = A[1]; + // B = A || R[i] + B[2] = R[2 * i]; + B[3] = R[2 * i + 1]; + // B = AES(K, B) + B = unpack(aes.encrypt(pack(B))); + // A = MSB(64, B) ^ t + A = B.subarray(0, 2); + A[0] ^= t[0]; + A[1] ^= t[1]; + // R[i] = LSB(64, B) + R[2 * i] = B[2]; + R[2 * i + 1] = B[3]; + } + } + return pack(A, R); +} + +function unwrap(key, data) { + const aes = new _cipher2.default["aes" + key.length * 8](key); + const IV = new Uint32Array([0xA6A6A6A6, 0xA6A6A6A6]); + const C = unpack(data); + let A = C.subarray(0, 2); + const R = C.subarray(2); + const n = C.length / 2 - 1; + const t = new Uint32Array([0, 0]); + let B = new Uint32Array(4); + for (let j = 5; j >= 0; --j) { + for (let i = n - 1; i >= 0; --i) { + t[1] = n * j + (i + 1); + // B = A ^ t + B[0] = A[0] ^ t[0]; + B[1] = A[1] ^ t[1]; + // B = (A ^ t) || R[i] + B[2] = R[2 * i]; + B[3] = R[2 * i + 1]; + // B = AES-1(B) + B = unpack(aes.decrypt(pack(B))); + // A = MSB(64, B) + A = B.subarray(0, 2); + // R[i] = LSB(64, B) + R[2 * i] = B[2]; + R[2 * i + 1] = B[3]; + } + } + if (A[0] === IV[0] && A[1] === IV[1]) { + return pack(R); + } + throw new Error("Key Data Integrity failed"); +} + +function createArrayBuffer(data) { + if (_util2.default.isString(data)) { + const length = data.length; + + const buffer = new ArrayBuffer(length); + const view = new Uint8Array(buffer); + for (let j = 0; j < length; ++j) { + view[j] = data.charCodeAt(j); + } + return buffer; + } + return new Uint8Array(data).buffer; +} + +function unpack(data) { + const length = data.length; + + const buffer = createArrayBuffer(data); + const view = new DataView(buffer); + const arr = new Uint32Array(length / 4); + for (let i = 0; i < length / 4; ++i) { + arr[i] = view.getUint32(4 * i); + } + return arr; +} + +function pack() { + let length = 0; + for (let k = 0; k < arguments.length; ++k) { + length += 4 * arguments[k].length; + } + const buffer = new ArrayBuffer(length); + const view = new DataView(buffer); + let offset = 0; + for (let i = 0; i < arguments.length; ++i) { + for (let j = 0; j < arguments[i].length; ++j) { + view.setUint32(offset + 4 * j, arguments[i][j]); + } + offset += 4 * arguments[i].length; + } + return new Uint8Array(buffer); +} + +exports.default = { + /** + * AES key wrap + * @function + * @param {String} key + * @param {String} data + * @returns {Uint8Array} + */ + wrap, + /** + * AES key unwrap + * @function + * @param {String} key + * @param {String} data + * @returns {Uint8Array} + * @throws {Error} + */ + unwrap +}; + +},{"../util":158,"./cipher":86}],81:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _cfb = require('asmcrypto.js/dist_es5/aes/cfb'); + +var _webStreamTools = require('web-stream-tools'); + +var _webStreamTools2 = _interopRequireDefault(_webStreamTools); + +var _cipher = require('./cipher'); + +var _cipher2 = _interopRequireDefault(_cipher); + +var _config = require('../config'); + +var _config2 = _interopRequireDefault(_config); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +const webCrypto = _util2.default.getWebCrypto(); // Modified by ProtonTech AG + +// Modified by Recurity Labs GmbH + +// modified version of https://www.hanewin.net/encrypt/PGdecode.js: + +/* OpenPGP encryption using RSA/AES + * Copyright 2005-2006 Herbert Hanewinkel, www.haneWIN.de + * version 2.0, check www.haneWIN.de for the latest version + + * This software is provided as-is, without express or implied warranty. + * Permission to use, copy, modify, distribute or sell this software, with or + * without fee, for any purpose and by any individual or organization, is hereby + * granted, provided that the above copyright notice and this paragraph appear + * in all copies. Distribution as a part of an application or binary must + * include the above copyright notice in the documentation and/or other + * materials provided with the application or distribution. + */ + +/** + * @requires web-stream-tools + * @requires crypto/cipher + * @requires util + * @module crypto/cfb + */ + +const nodeCrypto = _util2.default.getNodeCrypto(); +const Buffer = _util2.default.getNodeBuffer(); + +const knownAlgos = nodeCrypto ? nodeCrypto.getCiphers() : []; +const nodeAlgos = { + idea: knownAlgos.includes('idea-cfb') ? 'idea-cfb' : undefined, /* Unused, not implemented */ + '3des': knownAlgos.includes('des-ede3-cfb') ? 'des-ede3-cfb' : undefined, + tripledes: knownAlgos.includes('des-ede3-cfb') ? 'des-ede3-cfb' : undefined, + cast5: knownAlgos.includes('cast5-cfb') ? 'cast5-cfb' : undefined, + blowfish: knownAlgos.includes('bf-cfb') ? 'bf-cfb' : undefined, + aes128: knownAlgos.includes('aes-128-cfb') ? 'aes-128-cfb' : undefined, + aes192: knownAlgos.includes('aes-192-cfb') ? 'aes-192-cfb' : undefined, + aes256: knownAlgos.includes('aes-256-cfb') ? 'aes-256-cfb' : undefined + /* twofish is not implemented in OpenSSL */ +}; + +exports.default = { + encrypt: function encrypt(algo, key, plaintext, iv) { + if (_util2.default.getNodeCrypto() && nodeAlgos[algo]) { + // Node crypto library. + return nodeEncrypt(algo, key, plaintext, iv); + } + if (algo.substr(0, 3) === 'aes') { + return aesEncrypt(algo, key, plaintext, iv); + } + + const cipherfn = new _cipher2.default[algo](key); + const block_size = cipherfn.blockSize; + + const blockc = iv.slice(); + let pt = new Uint8Array(); + const process = chunk => { + if (chunk) { + pt = _util2.default.concatUint8Array([pt, chunk]); + } + const ciphertext = new Uint8Array(pt.length); + let i; + let j = 0; + while (chunk ? pt.length >= block_size : pt.length) { + const encblock = cipherfn.encrypt(blockc); + for (i = 0; i < block_size; i++) { + blockc[i] = pt[i] ^ encblock[i]; + ciphertext[j++] = blockc[i]; + } + pt = pt.subarray(block_size); + } + return ciphertext.subarray(0, j); + }; + return _webStreamTools2.default.transform(plaintext, process, process); + }, + + decrypt: async function decrypt(algo, key, ciphertext, iv) { + if (_util2.default.getNodeCrypto() && nodeAlgos[algo]) { + // Node crypto library. + return nodeDecrypt(algo, key, ciphertext, iv); + } + if (algo.substr(0, 3) === 'aes') { + return aesDecrypt(algo, key, ciphertext, iv); + } + + const cipherfn = new _cipher2.default[algo](key); + const block_size = cipherfn.blockSize; + + let blockp = iv; + let ct = new Uint8Array(); + const process = chunk => { + if (chunk) { + ct = _util2.default.concatUint8Array([ct, chunk]); + } + const plaintext = new Uint8Array(ct.length); + let i; + let j = 0; + while (chunk ? ct.length >= block_size : ct.length) { + const decblock = cipherfn.encrypt(blockp); + blockp = ct; + for (i = 0; i < block_size; i++) { + plaintext[j++] = blockp[i] ^ decblock[i]; + } + ct = ct.subarray(block_size); + } + return plaintext.subarray(0, j); + }; + return _webStreamTools2.default.transform(ciphertext, process, process); + } +}; + + +function aesEncrypt(algo, key, pt, iv) { + if (_util2.default.getWebCrypto() && key.length !== 24 && // Chrome doesn't support 192 bit keys, see https://www.chromium.org/blink/webcrypto#TOC-AES-support + !_util2.default.isStream(pt) && pt.length >= 3000 * _config2.default.min_bytes_for_web_crypto // Default to a 3MB minimum. Chrome is pretty slow for small messages, see: https://bugs.chromium.org/p/chromium/issues/detail?id=701188#c2 + ) { + // Web Crypto + return webEncrypt(algo, key, pt, iv); + } + // asm.js fallback + const cfb = new _cfb.AES_CFB(key, iv); + return _webStreamTools2.default.transform(pt, value => cfb.AES_Encrypt_process(value), () => cfb.AES_Encrypt_finish()); +} + +function aesDecrypt(algo, key, ct, iv) { + if (_util2.default.isStream(ct)) { + const cfb = new _cfb.AES_CFB(key, iv); + return _webStreamTools2.default.transform(ct, value => cfb.AES_Decrypt_process(value), () => cfb.AES_Decrypt_finish()); + } + return _cfb.AES_CFB.decrypt(ct, key, iv); +} + +function xorMut(a, b) { + for (let i = 0; i < a.length; i++) { + a[i] = a[i] ^ b[i]; + } +} + +async function webEncrypt(algo, key, pt, iv) { + const ALGO = 'AES-CBC'; + const _key = await webCrypto.importKey('raw', key, { name: ALGO }, false, ['encrypt']); + const blockSize = _cipher2.default[algo].blockSize; + + const cbc_pt = _util2.default.concatUint8Array([new Uint8Array(blockSize), pt]); + const ct = new Uint8Array((await webCrypto.encrypt({ name: ALGO, iv }, _key, cbc_pt))).subarray(0, pt.length); + xorMut(ct, pt); + return ct; +} + +function nodeEncrypt(algo, key, pt, iv) { + key = Buffer.from(key); + iv = Buffer.from(iv); + const cipherObj = new nodeCrypto.createCipheriv(nodeAlgos[algo], key, iv); + return _webStreamTools2.default.transform(pt, value => new Uint8Array(cipherObj.update(Buffer.from(value)))); +} + +function nodeDecrypt(algo, key, ct, iv) { + key = Buffer.from(key); + iv = Buffer.from(iv); + const decipherObj = new nodeCrypto.createDecipheriv(nodeAlgos[algo], key, iv); + return _webStreamTools2.default.transform(ct, value => new Uint8Array(decipherObj.update(Buffer.from(value)))); +} + +},{"../config":79,"../util":158,"./cipher":86,"asmcrypto.js/dist_es5/aes/cfb":5,"web-stream-tools":75}],82:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _ecb = require('asmcrypto.js/dist_es5/aes/ecb'); + +// TODO use webCrypto or nodeCrypto when possible. +function aes(length) { + const C = function C(key) { + const aes_ecb = new _ecb.AES_ECB(key); + + this.encrypt = function (block) { + return aes_ecb.encrypt(block); + }; + + this.decrypt = function (block) { + return aes_ecb.decrypt(block); + }; + }; + + C.blockSize = C.prototype.blockSize = 16; + C.keySize = C.prototype.keySize = length / 8; + + return C; +} /** + * @requires asmcrypto.js + */ + +exports.default = aes; + +},{"asmcrypto.js/dist_es5/aes/ecb":7}],83:[function(require,module,exports){ +"use strict"; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +/* Modified by Recurity Labs GmbH + * + * Originally written by nklein software (nklein.com) + */ + +/* + * Javascript implementation based on Bruce Schneier's reference implementation. + * + * + * The constructor doesn't do much of anything. It's just here + * so we can start defining properties and methods and such. + */ +function Blowfish() {} + +/* + * Declare the block size so that protocols know what size + * Initialization Vector (IV) they will need. + */ +Blowfish.prototype.BLOCKSIZE = 8; + +/* + * These are the default SBOXES. + */ +Blowfish.prototype.SBOXES = [[0xd1310ba6, 0x98dfb5ac, 0x2ffd72db, 0xd01adfb7, 0xb8e1afed, 0x6a267e96, 0xba7c9045, 0xf12c7f99, 0x24a19947, 0xb3916cf7, 0x0801f2e2, 0x858efc16, 0x636920d8, 0x71574e69, 0xa458fea3, 0xf4933d7e, 0x0d95748f, 0x728eb658, 0x718bcd58, 0x82154aee, 0x7b54a41d, 0xc25a59b5, 0x9c30d539, 0x2af26013, 0xc5d1b023, 0x286085f0, 0xca417918, 0xb8db38ef, 0x8e79dcb0, 0x603a180e, 0x6c9e0e8b, 0xb01e8a3e, 0xd71577c1, 0xbd314b27, 0x78af2fda, 0x55605c60, 0xe65525f3, 0xaa55ab94, 0x57489862, 0x63e81440, 0x55ca396a, 0x2aab10b6, 0xb4cc5c34, 0x1141e8ce, 0xa15486af, 0x7c72e993, 0xb3ee1411, 0x636fbc2a, 0x2ba9c55d, 0x741831f6, 0xce5c3e16, 0x9b87931e, 0xafd6ba33, 0x6c24cf5c, 0x7a325381, 0x28958677, 0x3b8f4898, 0x6b4bb9af, 0xc4bfe81b, 0x66282193, 0x61d809cc, 0xfb21a991, 0x487cac60, 0x5dec8032, 0xef845d5d, 0xe98575b1, 0xdc262302, 0xeb651b88, 0x23893e81, 0xd396acc5, 0x0f6d6ff3, 0x83f44239, 0x2e0b4482, 0xa4842004, 0x69c8f04a, 0x9e1f9b5e, 0x21c66842, 0xf6e96c9a, 0x670c9c61, 0xabd388f0, 0x6a51a0d2, 0xd8542f68, 0x960fa728, 0xab5133a3, 0x6eef0b6c, 0x137a3be4, 0xba3bf050, 0x7efb2a98, 0xa1f1651d, 0x39af0176, 0x66ca593e, 0x82430e88, 0x8cee8619, 0x456f9fb4, 0x7d84a5c3, 0x3b8b5ebe, 0xe06f75d8, 0x85c12073, 0x401a449f, 0x56c16aa6, 0x4ed3aa62, 0x363f7706, 0x1bfedf72, 0x429b023d, 0x37d0d724, 0xd00a1248, 0xdb0fead3, 0x49f1c09b, 0x075372c9, 0x80991b7b, 0x25d479d8, 0xf6e8def7, 0xe3fe501a, 0xb6794c3b, 0x976ce0bd, 0x04c006ba, 0xc1a94fb6, 0x409f60c4, 0x5e5c9ec2, 0x196a2463, 0x68fb6faf, 0x3e6c53b5, 0x1339b2eb, 0x3b52ec6f, 0x6dfc511f, 0x9b30952c, 0xcc814544, 0xaf5ebd09, 0xbee3d004, 0xde334afd, 0x660f2807, 0x192e4bb3, 0xc0cba857, 0x45c8740f, 0xd20b5f39, 0xb9d3fbdb, 0x5579c0bd, 0x1a60320a, 0xd6a100c6, 0x402c7279, 0x679f25fe, 0xfb1fa3cc, 0x8ea5e9f8, 0xdb3222f8, 0x3c7516df, 0xfd616b15, 0x2f501ec8, 0xad0552ab, 0x323db5fa, 0xfd238760, 0x53317b48, 0x3e00df82, 0x9e5c57bb, 0xca6f8ca0, 0x1a87562e, 0xdf1769db, 0xd542a8f6, 0x287effc3, 0xac6732c6, 0x8c4f5573, 0x695b27b0, 0xbbca58c8, 0xe1ffa35d, 0xb8f011a0, 0x10fa3d98, 0xfd2183b8, 0x4afcb56c, 0x2dd1d35b, 0x9a53e479, 0xb6f84565, 0xd28e49bc, 0x4bfb9790, 0xe1ddf2da, 0xa4cb7e33, 0x62fb1341, 0xcee4c6e8, 0xef20cada, 0x36774c01, 0xd07e9efe, 0x2bf11fb4, 0x95dbda4d, 0xae909198, 0xeaad8e71, 0x6b93d5a0, 0xd08ed1d0, 0xafc725e0, 0x8e3c5b2f, 0x8e7594b7, 0x8ff6e2fb, 0xf2122b64, 0x8888b812, 0x900df01c, 0x4fad5ea0, 0x688fc31c, 0xd1cff191, 0xb3a8c1ad, 0x2f2f2218, 0xbe0e1777, 0xea752dfe, 0x8b021fa1, 0xe5a0cc0f, 0xb56f74e8, 0x18acf3d6, 0xce89e299, 0xb4a84fe0, 0xfd13e0b7, 0x7cc43b81, 0xd2ada8d9, 0x165fa266, 0x80957705, 0x93cc7314, 0x211a1477, 0xe6ad2065, 0x77b5fa86, 0xc75442f5, 0xfb9d35cf, 0xebcdaf0c, 0x7b3e89a0, 0xd6411bd3, 0xae1e7e49, 0x00250e2d, 0x2071b35e, 0x226800bb, 0x57b8e0af, 0x2464369b, 0xf009b91e, 0x5563911d, 0x59dfa6aa, 0x78c14389, 0xd95a537f, 0x207d5ba2, 0x02e5b9c5, 0x83260376, 0x6295cfa9, 0x11c81968, 0x4e734a41, 0xb3472dca, 0x7b14a94a, 0x1b510052, 0x9a532915, 0xd60f573f, 0xbc9bc6e4, 0x2b60a476, 0x81e67400, 0x08ba6fb5, 0x571be91f, 0xf296ec6b, 0x2a0dd915, 0xb6636521, 0xe7b9f9b6, 0xff34052e, 0xc5855664, 0x53b02d5d, 0xa99f8fa1, 0x08ba4799, 0x6e85076a], [0x4b7a70e9, 0xb5b32944, 0xdb75092e, 0xc4192623, 0xad6ea6b0, 0x49a7df7d, 0x9cee60b8, 0x8fedb266, 0xecaa8c71, 0x699a17ff, 0x5664526c, 0xc2b19ee1, 0x193602a5, 0x75094c29, 0xa0591340, 0xe4183a3e, 0x3f54989a, 0x5b429d65, 0x6b8fe4d6, 0x99f73fd6, 0xa1d29c07, 0xefe830f5, 0x4d2d38e6, 0xf0255dc1, 0x4cdd2086, 0x8470eb26, 0x6382e9c6, 0x021ecc5e, 0x09686b3f, 0x3ebaefc9, 0x3c971814, 0x6b6a70a1, 0x687f3584, 0x52a0e286, 0xb79c5305, 0xaa500737, 0x3e07841c, 0x7fdeae5c, 0x8e7d44ec, 0x5716f2b8, 0xb03ada37, 0xf0500c0d, 0xf01c1f04, 0x0200b3ff, 0xae0cf51a, 0x3cb574b2, 0x25837a58, 0xdc0921bd, 0xd19113f9, 0x7ca92ff6, 0x94324773, 0x22f54701, 0x3ae5e581, 0x37c2dadc, 0xc8b57634, 0x9af3dda7, 0xa9446146, 0x0fd0030e, 0xecc8c73e, 0xa4751e41, 0xe238cd99, 0x3bea0e2f, 0x3280bba1, 0x183eb331, 0x4e548b38, 0x4f6db908, 0x6f420d03, 0xf60a04bf, 0x2cb81290, 0x24977c79, 0x5679b072, 0xbcaf89af, 0xde9a771f, 0xd9930810, 0xb38bae12, 0xdccf3f2e, 0x5512721f, 0x2e6b7124, 0x501adde6, 0x9f84cd87, 0x7a584718, 0x7408da17, 0xbc9f9abc, 0xe94b7d8c, 0xec7aec3a, 0xdb851dfa, 0x63094366, 0xc464c3d2, 0xef1c1847, 0x3215d908, 0xdd433b37, 0x24c2ba16, 0x12a14d43, 0x2a65c451, 0x50940002, 0x133ae4dd, 0x71dff89e, 0x10314e55, 0x81ac77d6, 0x5f11199b, 0x043556f1, 0xd7a3c76b, 0x3c11183b, 0x5924a509, 0xf28fe6ed, 0x97f1fbfa, 0x9ebabf2c, 0x1e153c6e, 0x86e34570, 0xeae96fb1, 0x860e5e0a, 0x5a3e2ab3, 0x771fe71c, 0x4e3d06fa, 0x2965dcb9, 0x99e71d0f, 0x803e89d6, 0x5266c825, 0x2e4cc978, 0x9c10b36a, 0xc6150eba, 0x94e2ea78, 0xa5fc3c53, 0x1e0a2df4, 0xf2f74ea7, 0x361d2b3d, 0x1939260f, 0x19c27960, 0x5223a708, 0xf71312b6, 0xebadfe6e, 0xeac31f66, 0xe3bc4595, 0xa67bc883, 0xb17f37d1, 0x018cff28, 0xc332ddef, 0xbe6c5aa5, 0x65582185, 0x68ab9802, 0xeecea50f, 0xdb2f953b, 0x2aef7dad, 0x5b6e2f84, 0x1521b628, 0x29076170, 0xecdd4775, 0x619f1510, 0x13cca830, 0xeb61bd96, 0x0334fe1e, 0xaa0363cf, 0xb5735c90, 0x4c70a239, 0xd59e9e0b, 0xcbaade14, 0xeecc86bc, 0x60622ca7, 0x9cab5cab, 0xb2f3846e, 0x648b1eaf, 0x19bdf0ca, 0xa02369b9, 0x655abb50, 0x40685a32, 0x3c2ab4b3, 0x319ee9d5, 0xc021b8f7, 0x9b540b19, 0x875fa099, 0x95f7997e, 0x623d7da8, 0xf837889a, 0x97e32d77, 0x11ed935f, 0x16681281, 0x0e358829, 0xc7e61fd6, 0x96dedfa1, 0x7858ba99, 0x57f584a5, 0x1b227263, 0x9b83c3ff, 0x1ac24696, 0xcdb30aeb, 0x532e3054, 0x8fd948e4, 0x6dbc3128, 0x58ebf2ef, 0x34c6ffea, 0xfe28ed61, 0xee7c3c73, 0x5d4a14d9, 0xe864b7e3, 0x42105d14, 0x203e13e0, 0x45eee2b6, 0xa3aaabea, 0xdb6c4f15, 0xfacb4fd0, 0xc742f442, 0xef6abbb5, 0x654f3b1d, 0x41cd2105, 0xd81e799e, 0x86854dc7, 0xe44b476a, 0x3d816250, 0xcf62a1f2, 0x5b8d2646, 0xfc8883a0, 0xc1c7b6a3, 0x7f1524c3, 0x69cb7492, 0x47848a0b, 0x5692b285, 0x095bbf00, 0xad19489d, 0x1462b174, 0x23820e00, 0x58428d2a, 0x0c55f5ea, 0x1dadf43e, 0x233f7061, 0x3372f092, 0x8d937e41, 0xd65fecf1, 0x6c223bdb, 0x7cde3759, 0xcbee7460, 0x4085f2a7, 0xce77326e, 0xa6078084, 0x19f8509e, 0xe8efd855, 0x61d99735, 0xa969a7aa, 0xc50c06c2, 0x5a04abfc, 0x800bcadc, 0x9e447a2e, 0xc3453484, 0xfdd56705, 0x0e1e9ec9, 0xdb73dbd3, 0x105588cd, 0x675fda79, 0xe3674340, 0xc5c43465, 0x713e38d8, 0x3d28f89e, 0xf16dff20, 0x153e21e7, 0x8fb03d4a, 0xe6e39f2b, 0xdb83adf7], [0xe93d5a68, 0x948140f7, 0xf64c261c, 0x94692934, 0x411520f7, 0x7602d4f7, 0xbcf46b2e, 0xd4a20068, 0xd4082471, 0x3320f46a, 0x43b7d4b7, 0x500061af, 0x1e39f62e, 0x97244546, 0x14214f74, 0xbf8b8840, 0x4d95fc1d, 0x96b591af, 0x70f4ddd3, 0x66a02f45, 0xbfbc09ec, 0x03bd9785, 0x7fac6dd0, 0x31cb8504, 0x96eb27b3, 0x55fd3941, 0xda2547e6, 0xabca0a9a, 0x28507825, 0x530429f4, 0x0a2c86da, 0xe9b66dfb, 0x68dc1462, 0xd7486900, 0x680ec0a4, 0x27a18dee, 0x4f3ffea2, 0xe887ad8c, 0xb58ce006, 0x7af4d6b6, 0xaace1e7c, 0xd3375fec, 0xce78a399, 0x406b2a42, 0x20fe9e35, 0xd9f385b9, 0xee39d7ab, 0x3b124e8b, 0x1dc9faf7, 0x4b6d1856, 0x26a36631, 0xeae397b2, 0x3a6efa74, 0xdd5b4332, 0x6841e7f7, 0xca7820fb, 0xfb0af54e, 0xd8feb397, 0x454056ac, 0xba489527, 0x55533a3a, 0x20838d87, 0xfe6ba9b7, 0xd096954b, 0x55a867bc, 0xa1159a58, 0xcca92963, 0x99e1db33, 0xa62a4a56, 0x3f3125f9, 0x5ef47e1c, 0x9029317c, 0xfdf8e802, 0x04272f70, 0x80bb155c, 0x05282ce3, 0x95c11548, 0xe4c66d22, 0x48c1133f, 0xc70f86dc, 0x07f9c9ee, 0x41041f0f, 0x404779a4, 0x5d886e17, 0x325f51eb, 0xd59bc0d1, 0xf2bcc18f, 0x41113564, 0x257b7834, 0x602a9c60, 0xdff8e8a3, 0x1f636c1b, 0x0e12b4c2, 0x02e1329e, 0xaf664fd1, 0xcad18115, 0x6b2395e0, 0x333e92e1, 0x3b240b62, 0xeebeb922, 0x85b2a20e, 0xe6ba0d99, 0xde720c8c, 0x2da2f728, 0xd0127845, 0x95b794fd, 0x647d0862, 0xe7ccf5f0, 0x5449a36f, 0x877d48fa, 0xc39dfd27, 0xf33e8d1e, 0x0a476341, 0x992eff74, 0x3a6f6eab, 0xf4f8fd37, 0xa812dc60, 0xa1ebddf8, 0x991be14c, 0xdb6e6b0d, 0xc67b5510, 0x6d672c37, 0x2765d43b, 0xdcd0e804, 0xf1290dc7, 0xcc00ffa3, 0xb5390f92, 0x690fed0b, 0x667b9ffb, 0xcedb7d9c, 0xa091cf0b, 0xd9155ea3, 0xbb132f88, 0x515bad24, 0x7b9479bf, 0x763bd6eb, 0x37392eb3, 0xcc115979, 0x8026e297, 0xf42e312d, 0x6842ada7, 0xc66a2b3b, 0x12754ccc, 0x782ef11c, 0x6a124237, 0xb79251e7, 0x06a1bbe6, 0x4bfb6350, 0x1a6b1018, 0x11caedfa, 0x3d25bdd8, 0xe2e1c3c9, 0x44421659, 0x0a121386, 0xd90cec6e, 0xd5abea2a, 0x64af674e, 0xda86a85f, 0xbebfe988, 0x64e4c3fe, 0x9dbc8057, 0xf0f7c086, 0x60787bf8, 0x6003604d, 0xd1fd8346, 0xf6381fb0, 0x7745ae04, 0xd736fccc, 0x83426b33, 0xf01eab71, 0xb0804187, 0x3c005e5f, 0x77a057be, 0xbde8ae24, 0x55464299, 0xbf582e61, 0x4e58f48f, 0xf2ddfda2, 0xf474ef38, 0x8789bdc2, 0x5366f9c3, 0xc8b38e74, 0xb475f255, 0x46fcd9b9, 0x7aeb2661, 0x8b1ddf84, 0x846a0e79, 0x915f95e2, 0x466e598e, 0x20b45770, 0x8cd55591, 0xc902de4c, 0xb90bace1, 0xbb8205d0, 0x11a86248, 0x7574a99e, 0xb77f19b6, 0xe0a9dc09, 0x662d09a1, 0xc4324633, 0xe85a1f02, 0x09f0be8c, 0x4a99a025, 0x1d6efe10, 0x1ab93d1d, 0x0ba5a4df, 0xa186f20f, 0x2868f169, 0xdcb7da83, 0x573906fe, 0xa1e2ce9b, 0x4fcd7f52, 0x50115e01, 0xa70683fa, 0xa002b5c4, 0x0de6d027, 0x9af88c27, 0x773f8641, 0xc3604c06, 0x61a806b5, 0xf0177a28, 0xc0f586e0, 0x006058aa, 0x30dc7d62, 0x11e69ed7, 0x2338ea63, 0x53c2dd94, 0xc2c21634, 0xbbcbee56, 0x90bcb6de, 0xebfc7da1, 0xce591d76, 0x6f05e409, 0x4b7c0188, 0x39720a3d, 0x7c927c24, 0x86e3725f, 0x724d9db9, 0x1ac15bb4, 0xd39eb8fc, 0xed545578, 0x08fca5b5, 0xd83d7cd3, 0x4dad0fc4, 0x1e50ef5e, 0xb161e6f8, 0xa28514d9, 0x6c51133c, 0x6fd5c7e7, 0x56e14ec4, 0x362abfce, 0xddc6c837, 0xd79a3234, 0x92638212, 0x670efa8e, 0x406000e0], [0x3a39ce37, 0xd3faf5cf, 0xabc27737, 0x5ac52d1b, 0x5cb0679e, 0x4fa33742, 0xd3822740, 0x99bc9bbe, 0xd5118e9d, 0xbf0f7315, 0xd62d1c7e, 0xc700c47b, 0xb78c1b6b, 0x21a19045, 0xb26eb1be, 0x6a366eb4, 0x5748ab2f, 0xbc946e79, 0xc6a376d2, 0x6549c2c8, 0x530ff8ee, 0x468dde7d, 0xd5730a1d, 0x4cd04dc6, 0x2939bbdb, 0xa9ba4650, 0xac9526e8, 0xbe5ee304, 0xa1fad5f0, 0x6a2d519a, 0x63ef8ce2, 0x9a86ee22, 0xc089c2b8, 0x43242ef6, 0xa51e03aa, 0x9cf2d0a4, 0x83c061ba, 0x9be96a4d, 0x8fe51550, 0xba645bd6, 0x2826a2f9, 0xa73a3ae1, 0x4ba99586, 0xef5562e9, 0xc72fefd3, 0xf752f7da, 0x3f046f69, 0x77fa0a59, 0x80e4a915, 0x87b08601, 0x9b09e6ad, 0x3b3ee593, 0xe990fd5a, 0x9e34d797, 0x2cf0b7d9, 0x022b8b51, 0x96d5ac3a, 0x017da67d, 0xd1cf3ed6, 0x7c7d2d28, 0x1f9f25cf, 0xadf2b89b, 0x5ad6b472, 0x5a88f54c, 0xe029ac71, 0xe019a5e6, 0x47b0acfd, 0xed93fa9b, 0xe8d3c48d, 0x283b57cc, 0xf8d56629, 0x79132e28, 0x785f0191, 0xed756055, 0xf7960e44, 0xe3d35e8c, 0x15056dd4, 0x88f46dba, 0x03a16125, 0x0564f0bd, 0xc3eb9e15, 0x3c9057a2, 0x97271aec, 0xa93a072a, 0x1b3f6d9b, 0x1e6321f5, 0xf59c66fb, 0x26dcf319, 0x7533d928, 0xb155fdf5, 0x03563482, 0x8aba3cbb, 0x28517711, 0xc20ad9f8, 0xabcc5167, 0xccad925f, 0x4de81751, 0x3830dc8e, 0x379d5862, 0x9320f991, 0xea7a90c2, 0xfb3e7bce, 0x5121ce64, 0x774fbe32, 0xa8b6e37e, 0xc3293d46, 0x48de5369, 0x6413e680, 0xa2ae0810, 0xdd6db224, 0x69852dfd, 0x09072166, 0xb39a460a, 0x6445c0dd, 0x586cdecf, 0x1c20c8ae, 0x5bbef7dd, 0x1b588d40, 0xccd2017f, 0x6bb4e3bb, 0xdda26a7e, 0x3a59ff45, 0x3e350a44, 0xbcb4cdd5, 0x72eacea8, 0xfa6484bb, 0x8d6612ae, 0xbf3c6f47, 0xd29be463, 0x542f5d9e, 0xaec2771b, 0xf64e6370, 0x740e0d8d, 0xe75b1357, 0xf8721671, 0xaf537d5d, 0x4040cb08, 0x4eb4e2cc, 0x34d2466a, 0x0115af84, 0xe1b00428, 0x95983a1d, 0x06b89fb4, 0xce6ea048, 0x6f3f3b82, 0x3520ab82, 0x011a1d4b, 0x277227f8, 0x611560b1, 0xe7933fdc, 0xbb3a792b, 0x344525bd, 0xa08839e1, 0x51ce794b, 0x2f32c9b7, 0xa01fbac9, 0xe01cc87e, 0xbcc7d1f6, 0xcf0111c3, 0xa1e8aac7, 0x1a908749, 0xd44fbd9a, 0xd0dadecb, 0xd50ada38, 0x0339c32a, 0xc6913667, 0x8df9317c, 0xe0b12b4f, 0xf79e59b7, 0x43f5bb3a, 0xf2d519ff, 0x27d9459c, 0xbf97222c, 0x15e6fc2a, 0x0f91fc71, 0x9b941525, 0xfae59361, 0xceb69ceb, 0xc2a86459, 0x12baa8d1, 0xb6c1075e, 0xe3056a0c, 0x10d25065, 0xcb03a442, 0xe0ec6e0e, 0x1698db3b, 0x4c98a0be, 0x3278e964, 0x9f1f9532, 0xe0d392df, 0xd3a0342b, 0x8971f21e, 0x1b0a7441, 0x4ba3348c, 0xc5be7120, 0xc37632d8, 0xdf359f8d, 0x9b992f2e, 0xe60b6f47, 0x0fe3f11d, 0xe54cda54, 0x1edad891, 0xce6279cf, 0xcd3e7e6f, 0x1618b166, 0xfd2c1d05, 0x848fd2c5, 0xf6fb2299, 0xf523f357, 0xa6327623, 0x93a83531, 0x56cccd02, 0xacf08162, 0x5a75ebb5, 0x6e163697, 0x88d273cc, 0xde966292, 0x81b949d0, 0x4c50901b, 0x71c65614, 0xe6c6c7bd, 0x327a140a, 0x45e1d006, 0xc3f27b9a, 0xc9aa53fd, 0x62a80f00, 0xbb25bfe2, 0x35bdd2f6, 0x71126905, 0xb2040222, 0xb6cbcf7c, 0xcd769c2b, 0x53113ec0, 0x1640e3d3, 0x38abbd60, 0x2547adf0, 0xba38209c, 0xf746ce76, 0x77afa1c5, 0x20756060, 0x85cbfe4e, 0x8ae88dd8, 0x7aaaf9b0, 0x4cf9aa7e, 0x1948c25c, 0x02fb8a8c, 0x01c36ae4, 0xd6ebe1f9, 0x90d4f869, 0xa65cdea0, 0x3f09252d, 0xc208e69f, 0xb74e6132, 0xce77e25b, 0x578fdfe3, 0x3ac372e6]]; + +//* +//* This is the default PARRAY +//* +Blowfish.prototype.PARRAY = [0x243f6a88, 0x85a308d3, 0x13198a2e, 0x03707344, 0xa4093822, 0x299f31d0, 0x082efa98, 0xec4e6c89, 0x452821e6, 0x38d01377, 0xbe5466cf, 0x34e90c6c, 0xc0ac29b7, 0xc97c50dd, 0x3f84d5b5, 0xb5470917, 0x9216d5d9, 0x8979fb1b]; + +//* +//* This is the number of rounds the cipher will go +//* +Blowfish.prototype.NN = 16; + +//* +//* This function is needed to get rid of problems +//* with the high-bit getting set. If we don't do +//* this, then sometimes ( aa & 0x00FFFFFFFF ) is not +//* equal to ( bb & 0x00FFFFFFFF ) even when they +//* agree bit-for-bit for the first 32 bits. +//* +Blowfish.prototype._clean = function (xx) { + if (xx < 0) { + const yy = xx & 0x7FFFFFFF; + xx = yy + 0x80000000; + } + return xx; +}; + +//* +//* This is the mixing function that uses the sboxes +//* +Blowfish.prototype._F = function (xx) { + let yy; + + const dd = xx & 0x00FF; + xx >>>= 8; + const cc = xx & 0x00FF; + xx >>>= 8; + const bb = xx & 0x00FF; + xx >>>= 8; + const aa = xx & 0x00FF; + + yy = this.sboxes[0][aa] + this.sboxes[1][bb]; + yy ^= this.sboxes[2][cc]; + yy += this.sboxes[3][dd]; + + return yy; +}; + +//* +//* This method takes an array with two values, left and right +//* and does NN rounds of Blowfish on them. +//* +Blowfish.prototype._encrypt_block = function (vals) { + let dataL = vals[0]; + let dataR = vals[1]; + + let ii; + + for (ii = 0; ii < this.NN; ++ii) { + dataL ^= this.parray[ii]; + dataR = this._F(dataL) ^ dataR; + + const tmp = dataL; + dataL = dataR; + dataR = tmp; + } + + dataL ^= this.parray[this.NN + 0]; + dataR ^= this.parray[this.NN + 1]; + + vals[0] = this._clean(dataR); + vals[1] = this._clean(dataL); +}; + +//* +//* This method takes a vector of numbers and turns them +//* into long words so that they can be processed by the +//* real algorithm. +//* +//* Maybe I should make the real algorithm above take a vector +//* instead. That will involve more looping, but it won't require +//* the F() method to deconstruct the vector. +//* +Blowfish.prototype.encrypt_block = function (vector) { + let ii; + const vals = [0, 0]; + const off = this.BLOCKSIZE / 2; + for (ii = 0; ii < this.BLOCKSIZE / 2; ++ii) { + vals[0] = vals[0] << 8 | vector[ii + 0] & 0x00FF; + vals[1] = vals[1] << 8 | vector[ii + off] & 0x00FF; + } + + this._encrypt_block(vals); + + const ret = []; + for (ii = 0; ii < this.BLOCKSIZE / 2; ++ii) { + ret[ii + 0] = vals[0] >>> 24 - 8 * ii & 0x00FF; + ret[ii + off] = vals[1] >>> 24 - 8 * ii & 0x00FF; + // vals[ 0 ] = ( vals[ 0 ] >>> 8 ); + // vals[ 1 ] = ( vals[ 1 ] >>> 8 ); + } + + return ret; +}; + +//* +//* This method takes an array with two values, left and right +//* and undoes NN rounds of Blowfish on them. +//* +Blowfish.prototype._decrypt_block = function (vals) { + let dataL = vals[0]; + let dataR = vals[1]; + + let ii; + + for (ii = this.NN + 1; ii > 1; --ii) { + dataL ^= this.parray[ii]; + dataR = this._F(dataL) ^ dataR; + + const tmp = dataL; + dataL = dataR; + dataR = tmp; + } + + dataL ^= this.parray[1]; + dataR ^= this.parray[0]; + + vals[0] = this._clean(dataR); + vals[1] = this._clean(dataL); +}; + +//* +//* This method takes a key array and initializes the +//* sboxes and parray for this encryption. +//* +Blowfish.prototype.init = function (key) { + let ii; + let jj = 0; + + this.parray = []; + for (ii = 0; ii < this.NN + 2; ++ii) { + let data = 0x00000000; + for (let kk = 0; kk < 4; ++kk) { + data = data << 8 | key[jj] & 0x00FF; + if (++jj >= key.length) { + jj = 0; + } + } + this.parray[ii] = this.PARRAY[ii] ^ data; + } + + this.sboxes = []; + for (ii = 0; ii < 4; ++ii) { + this.sboxes[ii] = []; + for (jj = 0; jj < 256; ++jj) { + this.sboxes[ii][jj] = this.SBOXES[ii][jj]; + } + } + + const vals = [0x00000000, 0x00000000]; + + for (ii = 0; ii < this.NN + 2; ii += 2) { + this._encrypt_block(vals); + this.parray[ii + 0] = vals[0]; + this.parray[ii + 1] = vals[1]; + } + + for (ii = 0; ii < 4; ++ii) { + for (jj = 0; jj < 256; jj += 2) { + this._encrypt_block(vals); + this.sboxes[ii][jj + 0] = vals[0]; + this.sboxes[ii][jj + 1] = vals[1]; + } + } +}; + +// added by Recurity Labs +function BF(key) { + this.bf = new Blowfish(); + this.bf.init(key); + + this.encrypt = function (block) { + return this.bf.encrypt_block(block); + }; +} + +BF.keySize = BF.prototype.keySize = 16; +BF.blockSize = BF.prototype.blockSize = 8; + +exports.default = BF; + +},{}],84:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Copyright 2010 pjacobs@xeekr.com . All rights reserved. + +// Modified by Recurity Labs GmbH + +// fixed/modified by Herbert Hanewinkel, www.haneWIN.de +// check www.haneWIN.de for the latest version + +// cast5.js is a Javascript implementation of CAST-128, as defined in RFC 2144. +// CAST-128 is a common OpenPGP cipher. + + +// CAST5 constructor + +function OpenpgpSymencCast5() { + this.BlockSize = 8; + this.KeySize = 16; + + this.setKey = function (key) { + this.masking = new Array(16); + this.rotate = new Array(16); + + this.reset(); + + if (key.length === this.KeySize) { + this.keySchedule(key); + } else { + throw new Error('CAST-128: keys must be 16 bytes'); + } + return true; + }; + + this.reset = function () { + for (let i = 0; i < 16; i++) { + this.masking[i] = 0; + this.rotate[i] = 0; + } + }; + + this.getBlockSize = function () { + return this.BlockSize; + }; + + this.encrypt = function (src) { + const dst = new Array(src.length); + + for (let i = 0; i < src.length; i += 8) { + let l = src[i] << 24 | src[i + 1] << 16 | src[i + 2] << 8 | src[i + 3]; + let r = src[i + 4] << 24 | src[i + 5] << 16 | src[i + 6] << 8 | src[i + 7]; + let t; + + t = r; + r = l ^ f1(r, this.masking[0], this.rotate[0]); + l = t; + t = r; + r = l ^ f2(r, this.masking[1], this.rotate[1]); + l = t; + t = r; + r = l ^ f3(r, this.masking[2], this.rotate[2]); + l = t; + t = r; + r = l ^ f1(r, this.masking[3], this.rotate[3]); + l = t; + + t = r; + r = l ^ f2(r, this.masking[4], this.rotate[4]); + l = t; + t = r; + r = l ^ f3(r, this.masking[5], this.rotate[5]); + l = t; + t = r; + r = l ^ f1(r, this.masking[6], this.rotate[6]); + l = t; + t = r; + r = l ^ f2(r, this.masking[7], this.rotate[7]); + l = t; + + t = r; + r = l ^ f3(r, this.masking[8], this.rotate[8]); + l = t; + t = r; + r = l ^ f1(r, this.masking[9], this.rotate[9]); + l = t; + t = r; + r = l ^ f2(r, this.masking[10], this.rotate[10]); + l = t; + t = r; + r = l ^ f3(r, this.masking[11], this.rotate[11]); + l = t; + + t = r; + r = l ^ f1(r, this.masking[12], this.rotate[12]); + l = t; + t = r; + r = l ^ f2(r, this.masking[13], this.rotate[13]); + l = t; + t = r; + r = l ^ f3(r, this.masking[14], this.rotate[14]); + l = t; + t = r; + r = l ^ f1(r, this.masking[15], this.rotate[15]); + l = t; + + dst[i] = r >>> 24 & 255; + dst[i + 1] = r >>> 16 & 255; + dst[i + 2] = r >>> 8 & 255; + dst[i + 3] = r & 255; + dst[i + 4] = l >>> 24 & 255; + dst[i + 5] = l >>> 16 & 255; + dst[i + 6] = l >>> 8 & 255; + dst[i + 7] = l & 255; + } + + return dst; + }; + + this.decrypt = function (src) { + const dst = new Array(src.length); + + for (let i = 0; i < src.length; i += 8) { + let l = src[i] << 24 | src[i + 1] << 16 | src[i + 2] << 8 | src[i + 3]; + let r = src[i + 4] << 24 | src[i + 5] << 16 | src[i + 6] << 8 | src[i + 7]; + let t; + + t = r; + r = l ^ f1(r, this.masking[15], this.rotate[15]); + l = t; + t = r; + r = l ^ f3(r, this.masking[14], this.rotate[14]); + l = t; + t = r; + r = l ^ f2(r, this.masking[13], this.rotate[13]); + l = t; + t = r; + r = l ^ f1(r, this.masking[12], this.rotate[12]); + l = t; + + t = r; + r = l ^ f3(r, this.masking[11], this.rotate[11]); + l = t; + t = r; + r = l ^ f2(r, this.masking[10], this.rotate[10]); + l = t; + t = r; + r = l ^ f1(r, this.masking[9], this.rotate[9]); + l = t; + t = r; + r = l ^ f3(r, this.masking[8], this.rotate[8]); + l = t; + + t = r; + r = l ^ f2(r, this.masking[7], this.rotate[7]); + l = t; + t = r; + r = l ^ f1(r, this.masking[6], this.rotate[6]); + l = t; + t = r; + r = l ^ f3(r, this.masking[5], this.rotate[5]); + l = t; + t = r; + r = l ^ f2(r, this.masking[4], this.rotate[4]); + l = t; + + t = r; + r = l ^ f1(r, this.masking[3], this.rotate[3]); + l = t; + t = r; + r = l ^ f3(r, this.masking[2], this.rotate[2]); + l = t; + t = r; + r = l ^ f2(r, this.masking[1], this.rotate[1]); + l = t; + t = r; + r = l ^ f1(r, this.masking[0], this.rotate[0]); + l = t; + + dst[i] = r >>> 24 & 255; + dst[i + 1] = r >>> 16 & 255; + dst[i + 2] = r >>> 8 & 255; + dst[i + 3] = r & 255; + dst[i + 4] = l >>> 24 & 255; + dst[i + 5] = l >> 16 & 255; + dst[i + 6] = l >> 8 & 255; + dst[i + 7] = l & 255; + } + + return dst; + }; + const scheduleA = new Array(4); + + scheduleA[0] = new Array(4); + scheduleA[0][0] = [4, 0, 0xd, 0xf, 0xc, 0xe, 0x8]; + scheduleA[0][1] = [5, 2, 16 + 0, 16 + 2, 16 + 1, 16 + 3, 0xa]; + scheduleA[0][2] = [6, 3, 16 + 7, 16 + 6, 16 + 5, 16 + 4, 9]; + scheduleA[0][3] = [7, 1, 16 + 0xa, 16 + 9, 16 + 0xb, 16 + 8, 0xb]; + + scheduleA[1] = new Array(4); + scheduleA[1][0] = [0, 6, 16 + 5, 16 + 7, 16 + 4, 16 + 6, 16 + 0]; + scheduleA[1][1] = [1, 4, 0, 2, 1, 3, 16 + 2]; + scheduleA[1][2] = [2, 5, 7, 6, 5, 4, 16 + 1]; + scheduleA[1][3] = [3, 7, 0xa, 9, 0xb, 8, 16 + 3]; + + scheduleA[2] = new Array(4); + scheduleA[2][0] = [4, 0, 0xd, 0xf, 0xc, 0xe, 8]; + scheduleA[2][1] = [5, 2, 16 + 0, 16 + 2, 16 + 1, 16 + 3, 0xa]; + scheduleA[2][2] = [6, 3, 16 + 7, 16 + 6, 16 + 5, 16 + 4, 9]; + scheduleA[2][3] = [7, 1, 16 + 0xa, 16 + 9, 16 + 0xb, 16 + 8, 0xb]; + + scheduleA[3] = new Array(4); + scheduleA[3][0] = [0, 6, 16 + 5, 16 + 7, 16 + 4, 16 + 6, 16 + 0]; + scheduleA[3][1] = [1, 4, 0, 2, 1, 3, 16 + 2]; + scheduleA[3][2] = [2, 5, 7, 6, 5, 4, 16 + 1]; + scheduleA[3][3] = [3, 7, 0xa, 9, 0xb, 8, 16 + 3]; + + const scheduleB = new Array(4); + + scheduleB[0] = new Array(4); + scheduleB[0][0] = [16 + 8, 16 + 9, 16 + 7, 16 + 6, 16 + 2]; + scheduleB[0][1] = [16 + 0xa, 16 + 0xb, 16 + 5, 16 + 4, 16 + 6]; + scheduleB[0][2] = [16 + 0xc, 16 + 0xd, 16 + 3, 16 + 2, 16 + 9]; + scheduleB[0][3] = [16 + 0xe, 16 + 0xf, 16 + 1, 16 + 0, 16 + 0xc]; + + scheduleB[1] = new Array(4); + scheduleB[1][0] = [3, 2, 0xc, 0xd, 8]; + scheduleB[1][1] = [1, 0, 0xe, 0xf, 0xd]; + scheduleB[1][2] = [7, 6, 8, 9, 3]; + scheduleB[1][3] = [5, 4, 0xa, 0xb, 7]; + + scheduleB[2] = new Array(4); + scheduleB[2][0] = [16 + 3, 16 + 2, 16 + 0xc, 16 + 0xd, 16 + 9]; + scheduleB[2][1] = [16 + 1, 16 + 0, 16 + 0xe, 16 + 0xf, 16 + 0xc]; + scheduleB[2][2] = [16 + 7, 16 + 6, 16 + 8, 16 + 9, 16 + 2]; + scheduleB[2][3] = [16 + 5, 16 + 4, 16 + 0xa, 16 + 0xb, 16 + 6]; + + scheduleB[3] = new Array(4); + scheduleB[3][0] = [8, 9, 7, 6, 3]; + scheduleB[3][1] = [0xa, 0xb, 5, 4, 7]; + scheduleB[3][2] = [0xc, 0xd, 3, 2, 8]; + scheduleB[3][3] = [0xe, 0xf, 1, 0, 0xd]; + + // changed 'in' to 'inn' (in javascript 'in' is a reserved word) + this.keySchedule = function (inn) { + const t = new Array(8); + const k = new Array(32); + + let j; + + for (let i = 0; i < 4; i++) { + j = i * 4; + t[i] = inn[j] << 24 | inn[j + 1] << 16 | inn[j + 2] << 8 | inn[j + 3]; + } + + const x = [6, 7, 4, 5]; + let ki = 0; + let w; + + for (let half = 0; half < 2; half++) { + for (let round = 0; round < 4; round++) { + for (j = 0; j < 4; j++) { + const a = scheduleA[round][j]; + w = t[a[1]]; + + w ^= sBox[4][t[a[2] >>> 2] >>> 24 - 8 * (a[2] & 3) & 0xff]; + w ^= sBox[5][t[a[3] >>> 2] >>> 24 - 8 * (a[3] & 3) & 0xff]; + w ^= sBox[6][t[a[4] >>> 2] >>> 24 - 8 * (a[4] & 3) & 0xff]; + w ^= sBox[7][t[a[5] >>> 2] >>> 24 - 8 * (a[5] & 3) & 0xff]; + w ^= sBox[x[j]][t[a[6] >>> 2] >>> 24 - 8 * (a[6] & 3) & 0xff]; + t[a[0]] = w; + } + + for (j = 0; j < 4; j++) { + const b = scheduleB[round][j]; + w = sBox[4][t[b[0] >>> 2] >>> 24 - 8 * (b[0] & 3) & 0xff]; + + w ^= sBox[5][t[b[1] >>> 2] >>> 24 - 8 * (b[1] & 3) & 0xff]; + w ^= sBox[6][t[b[2] >>> 2] >>> 24 - 8 * (b[2] & 3) & 0xff]; + w ^= sBox[7][t[b[3] >>> 2] >>> 24 - 8 * (b[3] & 3) & 0xff]; + w ^= sBox[4 + j][t[b[4] >>> 2] >>> 24 - 8 * (b[4] & 3) & 0xff]; + k[ki] = w; + ki++; + } + } + } + + for (let i = 0; i < 16; i++) { + this.masking[i] = k[i]; + this.rotate[i] = k[16 + i] & 0x1f; + } + }; + + // These are the three 'f' functions. See RFC 2144, section 2.2. + + function f1(d, m, r) { + const t = m + d; + const I = t << r | t >>> 32 - r; + return (sBox[0][I >>> 24] ^ sBox[1][I >>> 16 & 255]) - sBox[2][I >>> 8 & 255] + sBox[3][I & 255]; + } + + function f2(d, m, r) { + const t = m ^ d; + const I = t << r | t >>> 32 - r; + return sBox[0][I >>> 24] - sBox[1][I >>> 16 & 255] + sBox[2][I >>> 8 & 255] ^ sBox[3][I & 255]; + } + + function f3(d, m, r) { + const t = m - d; + const I = t << r | t >>> 32 - r; + return (sBox[0][I >>> 24] + sBox[1][I >>> 16 & 255] ^ sBox[2][I >>> 8 & 255]) - sBox[3][I & 255]; + } + + const sBox = new Array(8); + sBox[0] = [0x30fb40d4, 0x9fa0ff0b, 0x6beccd2f, 0x3f258c7a, 0x1e213f2f, 0x9c004dd3, 0x6003e540, 0xcf9fc949, 0xbfd4af27, 0x88bbbdb5, 0xe2034090, 0x98d09675, 0x6e63a0e0, 0x15c361d2, 0xc2e7661d, 0x22d4ff8e, 0x28683b6f, 0xc07fd059, 0xff2379c8, 0x775f50e2, 0x43c340d3, 0xdf2f8656, 0x887ca41a, 0xa2d2bd2d, 0xa1c9e0d6, 0x346c4819, 0x61b76d87, 0x22540f2f, 0x2abe32e1, 0xaa54166b, 0x22568e3a, 0xa2d341d0, 0x66db40c8, 0xa784392f, 0x004dff2f, 0x2db9d2de, 0x97943fac, 0x4a97c1d8, 0x527644b7, 0xb5f437a7, 0xb82cbaef, 0xd751d159, 0x6ff7f0ed, 0x5a097a1f, 0x827b68d0, 0x90ecf52e, 0x22b0c054, 0xbc8e5935, 0x4b6d2f7f, 0x50bb64a2, 0xd2664910, 0xbee5812d, 0xb7332290, 0xe93b159f, 0xb48ee411, 0x4bff345d, 0xfd45c240, 0xad31973f, 0xc4f6d02e, 0x55fc8165, 0xd5b1caad, 0xa1ac2dae, 0xa2d4b76d, 0xc19b0c50, 0x882240f2, 0x0c6e4f38, 0xa4e4bfd7, 0x4f5ba272, 0x564c1d2f, 0xc59c5319, 0xb949e354, 0xb04669fe, 0xb1b6ab8a, 0xc71358dd, 0x6385c545, 0x110f935d, 0x57538ad5, 0x6a390493, 0xe63d37e0, 0x2a54f6b3, 0x3a787d5f, 0x6276a0b5, 0x19a6fcdf, 0x7a42206a, 0x29f9d4d5, 0xf61b1891, 0xbb72275e, 0xaa508167, 0x38901091, 0xc6b505eb, 0x84c7cb8c, 0x2ad75a0f, 0x874a1427, 0xa2d1936b, 0x2ad286af, 0xaa56d291, 0xd7894360, 0x425c750d, 0x93b39e26, 0x187184c9, 0x6c00b32d, 0x73e2bb14, 0xa0bebc3c, 0x54623779, 0x64459eab, 0x3f328b82, 0x7718cf82, 0x59a2cea6, 0x04ee002e, 0x89fe78e6, 0x3fab0950, 0x325ff6c2, 0x81383f05, 0x6963c5c8, 0x76cb5ad6, 0xd49974c9, 0xca180dcf, 0x380782d5, 0xc7fa5cf6, 0x8ac31511, 0x35e79e13, 0x47da91d0, 0xf40f9086, 0xa7e2419e, 0x31366241, 0x051ef495, 0xaa573b04, 0x4a805d8d, 0x548300d0, 0x00322a3c, 0xbf64cddf, 0xba57a68e, 0x75c6372b, 0x50afd341, 0xa7c13275, 0x915a0bf5, 0x6b54bfab, 0x2b0b1426, 0xab4cc9d7, 0x449ccd82, 0xf7fbf265, 0xab85c5f3, 0x1b55db94, 0xaad4e324, 0xcfa4bd3f, 0x2deaa3e2, 0x9e204d02, 0xc8bd25ac, 0xeadf55b3, 0xd5bd9e98, 0xe31231b2, 0x2ad5ad6c, 0x954329de, 0xadbe4528, 0xd8710f69, 0xaa51c90f, 0xaa786bf6, 0x22513f1e, 0xaa51a79b, 0x2ad344cc, 0x7b5a41f0, 0xd37cfbad, 0x1b069505, 0x41ece491, 0xb4c332e6, 0x032268d4, 0xc9600acc, 0xce387e6d, 0xbf6bb16c, 0x6a70fb78, 0x0d03d9c9, 0xd4df39de, 0xe01063da, 0x4736f464, 0x5ad328d8, 0xb347cc96, 0x75bb0fc3, 0x98511bfb, 0x4ffbcc35, 0xb58bcf6a, 0xe11f0abc, 0xbfc5fe4a, 0xa70aec10, 0xac39570a, 0x3f04442f, 0x6188b153, 0xe0397a2e, 0x5727cb79, 0x9ceb418f, 0x1cacd68d, 0x2ad37c96, 0x0175cb9d, 0xc69dff09, 0xc75b65f0, 0xd9db40d8, 0xec0e7779, 0x4744ead4, 0xb11c3274, 0xdd24cb9e, 0x7e1c54bd, 0xf01144f9, 0xd2240eb1, 0x9675b3fd, 0xa3ac3755, 0xd47c27af, 0x51c85f4d, 0x56907596, 0xa5bb15e6, 0x580304f0, 0xca042cf1, 0x011a37ea, 0x8dbfaadb, 0x35ba3e4a, 0x3526ffa0, 0xc37b4d09, 0xbc306ed9, 0x98a52666, 0x5648f725, 0xff5e569d, 0x0ced63d0, 0x7c63b2cf, 0x700b45e1, 0xd5ea50f1, 0x85a92872, 0xaf1fbda7, 0xd4234870, 0xa7870bf3, 0x2d3b4d79, 0x42e04198, 0x0cd0ede7, 0x26470db8, 0xf881814c, 0x474d6ad7, 0x7c0c5e5c, 0xd1231959, 0x381b7298, 0xf5d2f4db, 0xab838653, 0x6e2f1e23, 0x83719c9e, 0xbd91e046, 0x9a56456e, 0xdc39200c, 0x20c8c571, 0x962bda1c, 0xe1e696ff, 0xb141ab08, 0x7cca89b9, 0x1a69e783, 0x02cc4843, 0xa2f7c579, 0x429ef47d, 0x427b169c, 0x5ac9f049, 0xdd8f0f00, 0x5c8165bf]; + + sBox[1] = [0x1f201094, 0xef0ba75b, 0x69e3cf7e, 0x393f4380, 0xfe61cf7a, 0xeec5207a, 0x55889c94, 0x72fc0651, 0xada7ef79, 0x4e1d7235, 0xd55a63ce, 0xde0436ba, 0x99c430ef, 0x5f0c0794, 0x18dcdb7d, 0xa1d6eff3, 0xa0b52f7b, 0x59e83605, 0xee15b094, 0xe9ffd909, 0xdc440086, 0xef944459, 0xba83ccb3, 0xe0c3cdfb, 0xd1da4181, 0x3b092ab1, 0xf997f1c1, 0xa5e6cf7b, 0x01420ddb, 0xe4e7ef5b, 0x25a1ff41, 0xe180f806, 0x1fc41080, 0x179bee7a, 0xd37ac6a9, 0xfe5830a4, 0x98de8b7f, 0x77e83f4e, 0x79929269, 0x24fa9f7b, 0xe113c85b, 0xacc40083, 0xd7503525, 0xf7ea615f, 0x62143154, 0x0d554b63, 0x5d681121, 0xc866c359, 0x3d63cf73, 0xcee234c0, 0xd4d87e87, 0x5c672b21, 0x071f6181, 0x39f7627f, 0x361e3084, 0xe4eb573b, 0x602f64a4, 0xd63acd9c, 0x1bbc4635, 0x9e81032d, 0x2701f50c, 0x99847ab4, 0xa0e3df79, 0xba6cf38c, 0x10843094, 0x2537a95e, 0xf46f6ffe, 0xa1ff3b1f, 0x208cfb6a, 0x8f458c74, 0xd9e0a227, 0x4ec73a34, 0xfc884f69, 0x3e4de8df, 0xef0e0088, 0x3559648d, 0x8a45388c, 0x1d804366, 0x721d9bfd, 0xa58684bb, 0xe8256333, 0x844e8212, 0x128d8098, 0xfed33fb4, 0xce280ae1, 0x27e19ba5, 0xd5a6c252, 0xe49754bd, 0xc5d655dd, 0xeb667064, 0x77840b4d, 0xa1b6a801, 0x84db26a9, 0xe0b56714, 0x21f043b7, 0xe5d05860, 0x54f03084, 0x066ff472, 0xa31aa153, 0xdadc4755, 0xb5625dbf, 0x68561be6, 0x83ca6b94, 0x2d6ed23b, 0xeccf01db, 0xa6d3d0ba, 0xb6803d5c, 0xaf77a709, 0x33b4a34c, 0x397bc8d6, 0x5ee22b95, 0x5f0e5304, 0x81ed6f61, 0x20e74364, 0xb45e1378, 0xde18639b, 0x881ca122, 0xb96726d1, 0x8049a7e8, 0x22b7da7b, 0x5e552d25, 0x5272d237, 0x79d2951c, 0xc60d894c, 0x488cb402, 0x1ba4fe5b, 0xa4b09f6b, 0x1ca815cf, 0xa20c3005, 0x8871df63, 0xb9de2fcb, 0x0cc6c9e9, 0x0beeff53, 0xe3214517, 0xb4542835, 0x9f63293c, 0xee41e729, 0x6e1d2d7c, 0x50045286, 0x1e6685f3, 0xf33401c6, 0x30a22c95, 0x31a70850, 0x60930f13, 0x73f98417, 0xa1269859, 0xec645c44, 0x52c877a9, 0xcdff33a6, 0xa02b1741, 0x7cbad9a2, 0x2180036f, 0x50d99c08, 0xcb3f4861, 0xc26bd765, 0x64a3f6ab, 0x80342676, 0x25a75e7b, 0xe4e6d1fc, 0x20c710e6, 0xcdf0b680, 0x17844d3b, 0x31eef84d, 0x7e0824e4, 0x2ccb49eb, 0x846a3bae, 0x8ff77888, 0xee5d60f6, 0x7af75673, 0x2fdd5cdb, 0xa11631c1, 0x30f66f43, 0xb3faec54, 0x157fd7fa, 0xef8579cc, 0xd152de58, 0xdb2ffd5e, 0x8f32ce19, 0x306af97a, 0x02f03ef8, 0x99319ad5, 0xc242fa0f, 0xa7e3ebb0, 0xc68e4906, 0xb8da230c, 0x80823028, 0xdcdef3c8, 0xd35fb171, 0x088a1bc8, 0xbec0c560, 0x61a3c9e8, 0xbca8f54d, 0xc72feffa, 0x22822e99, 0x82c570b4, 0xd8d94e89, 0x8b1c34bc, 0x301e16e6, 0x273be979, 0xb0ffeaa6, 0x61d9b8c6, 0x00b24869, 0xb7ffce3f, 0x08dc283b, 0x43daf65a, 0xf7e19798, 0x7619b72f, 0x8f1c9ba4, 0xdc8637a0, 0x16a7d3b1, 0x9fc393b7, 0xa7136eeb, 0xc6bcc63e, 0x1a513742, 0xef6828bc, 0x520365d6, 0x2d6a77ab, 0x3527ed4b, 0x821fd216, 0x095c6e2e, 0xdb92f2fb, 0x5eea29cb, 0x145892f5, 0x91584f7f, 0x5483697b, 0x2667a8cc, 0x85196048, 0x8c4bacea, 0x833860d4, 0x0d23e0f9, 0x6c387e8a, 0x0ae6d249, 0xb284600c, 0xd835731d, 0xdcb1c647, 0xac4c56ea, 0x3ebd81b3, 0x230eabb0, 0x6438bc87, 0xf0b5b1fa, 0x8f5ea2b3, 0xfc184642, 0x0a036b7a, 0x4fb089bd, 0x649da589, 0xa345415e, 0x5c038323, 0x3e5d3bb9, 0x43d79572, 0x7e6dd07c, 0x06dfdf1e, 0x6c6cc4ef, 0x7160a539, 0x73bfbe70, 0x83877605, 0x4523ecf1]; + + sBox[2] = [0x8defc240, 0x25fa5d9f, 0xeb903dbf, 0xe810c907, 0x47607fff, 0x369fe44b, 0x8c1fc644, 0xaececa90, 0xbeb1f9bf, 0xeefbcaea, 0xe8cf1950, 0x51df07ae, 0x920e8806, 0xf0ad0548, 0xe13c8d83, 0x927010d5, 0x11107d9f, 0x07647db9, 0xb2e3e4d4, 0x3d4f285e, 0xb9afa820, 0xfade82e0, 0xa067268b, 0x8272792e, 0x553fb2c0, 0x489ae22b, 0xd4ef9794, 0x125e3fbc, 0x21fffcee, 0x825b1bfd, 0x9255c5ed, 0x1257a240, 0x4e1a8302, 0xbae07fff, 0x528246e7, 0x8e57140e, 0x3373f7bf, 0x8c9f8188, 0xa6fc4ee8, 0xc982b5a5, 0xa8c01db7, 0x579fc264, 0x67094f31, 0xf2bd3f5f, 0x40fff7c1, 0x1fb78dfc, 0x8e6bd2c1, 0x437be59b, 0x99b03dbf, 0xb5dbc64b, 0x638dc0e6, 0x55819d99, 0xa197c81c, 0x4a012d6e, 0xc5884a28, 0xccc36f71, 0xb843c213, 0x6c0743f1, 0x8309893c, 0x0feddd5f, 0x2f7fe850, 0xd7c07f7e, 0x02507fbf, 0x5afb9a04, 0xa747d2d0, 0x1651192e, 0xaf70bf3e, 0x58c31380, 0x5f98302e, 0x727cc3c4, 0x0a0fb402, 0x0f7fef82, 0x8c96fdad, 0x5d2c2aae, 0x8ee99a49, 0x50da88b8, 0x8427f4a0, 0x1eac5790, 0x796fb449, 0x8252dc15, 0xefbd7d9b, 0xa672597d, 0xada840d8, 0x45f54504, 0xfa5d7403, 0xe83ec305, 0x4f91751a, 0x925669c2, 0x23efe941, 0xa903f12e, 0x60270df2, 0x0276e4b6, 0x94fd6574, 0x927985b2, 0x8276dbcb, 0x02778176, 0xf8af918d, 0x4e48f79e, 0x8f616ddf, 0xe29d840e, 0x842f7d83, 0x340ce5c8, 0x96bbb682, 0x93b4b148, 0xef303cab, 0x984faf28, 0x779faf9b, 0x92dc560d, 0x224d1e20, 0x8437aa88, 0x7d29dc96, 0x2756d3dc, 0x8b907cee, 0xb51fd240, 0xe7c07ce3, 0xe566b4a1, 0xc3e9615e, 0x3cf8209d, 0x6094d1e3, 0xcd9ca341, 0x5c76460e, 0x00ea983b, 0xd4d67881, 0xfd47572c, 0xf76cedd9, 0xbda8229c, 0x127dadaa, 0x438a074e, 0x1f97c090, 0x081bdb8a, 0x93a07ebe, 0xb938ca15, 0x97b03cff, 0x3dc2c0f8, 0x8d1ab2ec, 0x64380e51, 0x68cc7bfb, 0xd90f2788, 0x12490181, 0x5de5ffd4, 0xdd7ef86a, 0x76a2e214, 0xb9a40368, 0x925d958f, 0x4b39fffa, 0xba39aee9, 0xa4ffd30b, 0xfaf7933b, 0x6d498623, 0x193cbcfa, 0x27627545, 0x825cf47a, 0x61bd8ba0, 0xd11e42d1, 0xcead04f4, 0x127ea392, 0x10428db7, 0x8272a972, 0x9270c4a8, 0x127de50b, 0x285ba1c8, 0x3c62f44f, 0x35c0eaa5, 0xe805d231, 0x428929fb, 0xb4fcdf82, 0x4fb66a53, 0x0e7dc15b, 0x1f081fab, 0x108618ae, 0xfcfd086d, 0xf9ff2889, 0x694bcc11, 0x236a5cae, 0x12deca4d, 0x2c3f8cc5, 0xd2d02dfe, 0xf8ef5896, 0xe4cf52da, 0x95155b67, 0x494a488c, 0xb9b6a80c, 0x5c8f82bc, 0x89d36b45, 0x3a609437, 0xec00c9a9, 0x44715253, 0x0a874b49, 0xd773bc40, 0x7c34671c, 0x02717ef6, 0x4feb5536, 0xa2d02fff, 0xd2bf60c4, 0xd43f03c0, 0x50b4ef6d, 0x07478cd1, 0x006e1888, 0xa2e53f55, 0xb9e6d4bc, 0xa2048016, 0x97573833, 0xd7207d67, 0xde0f8f3d, 0x72f87b33, 0xabcc4f33, 0x7688c55d, 0x7b00a6b0, 0x947b0001, 0x570075d2, 0xf9bb88f8, 0x8942019e, 0x4264a5ff, 0x856302e0, 0x72dbd92b, 0xee971b69, 0x6ea22fde, 0x5f08ae2b, 0xaf7a616d, 0xe5c98767, 0xcf1febd2, 0x61efc8c2, 0xf1ac2571, 0xcc8239c2, 0x67214cb8, 0xb1e583d1, 0xb7dc3e62, 0x7f10bdce, 0xf90a5c38, 0x0ff0443d, 0x606e6dc6, 0x60543a49, 0x5727c148, 0x2be98a1d, 0x8ab41738, 0x20e1be24, 0xaf96da0f, 0x68458425, 0x99833be5, 0x600d457d, 0x282f9350, 0x8334b362, 0xd91d1120, 0x2b6d8da0, 0x642b1e31, 0x9c305a00, 0x52bce688, 0x1b03588a, 0xf7baefd5, 0x4142ed9c, 0xa4315c11, 0x83323ec5, 0xdfef4636, 0xa133c501, 0xe9d3531c, 0xee353783]; 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+ + sBox[5] = [0xf6fa8f9d, 0x2cac6ce1, 0x4ca34867, 0xe2337f7c, 0x95db08e7, 0x016843b4, 0xeced5cbc, 0x325553ac, 0xbf9f0960, 0xdfa1e2ed, 0x83f0579d, 0x63ed86b9, 0x1ab6a6b8, 0xde5ebe39, 0xf38ff732, 0x8989b138, 0x33f14961, 0xc01937bd, 0xf506c6da, 0xe4625e7e, 0xa308ea99, 0x4e23e33c, 0x79cbd7cc, 0x48a14367, 0xa3149619, 0xfec94bd5, 0xa114174a, 0xeaa01866, 0xa084db2d, 0x09a8486f, 0xa888614a, 0x2900af98, 0x01665991, 0xe1992863, 0xc8f30c60, 0x2e78ef3c, 0xd0d51932, 0xcf0fec14, 0xf7ca07d2, 0xd0a82072, 0xfd41197e, 0x9305a6b0, 0xe86be3da, 0x74bed3cd, 0x372da53c, 0x4c7f4448, 0xdab5d440, 0x6dba0ec3, 0x083919a7, 0x9fbaeed9, 0x49dbcfb0, 0x4e670c53, 0x5c3d9c01, 0x64bdb941, 0x2c0e636a, 0xba7dd9cd, 0xea6f7388, 0xe70bc762, 0x35f29adb, 0x5c4cdd8d, 0xf0d48d8c, 0xb88153e2, 0x08a19866, 0x1ae2eac8, 0x284caf89, 0xaa928223, 0x9334be53, 0x3b3a21bf, 0x16434be3, 0x9aea3906, 0xefe8c36e, 0xf890cdd9, 0x80226dae, 0xc340a4a3, 0xdf7e9c09, 0xa694a807, 0x5b7c5ecc, 0x221db3a6, 0x9a69a02f, 0x68818a54, 0xceb2296f, 0x53c0843a, 0xfe893655, 0x25bfe68a, 0xb4628abc, 0xcf222ebf, 0x25ac6f48, 0xa9a99387, 0x53bddb65, 0xe76ffbe7, 0xe967fd78, 0x0ba93563, 0x8e342bc1, 0xe8a11be9, 0x4980740d, 0xc8087dfc, 0x8de4bf99, 0xa11101a0, 0x7fd37975, 0xda5a26c0, 0xe81f994f, 0x9528cd89, 0xfd339fed, 0xb87834bf, 0x5f04456d, 0x22258698, 0xc9c4c83b, 0x2dc156be, 0x4f628daa, 0x57f55ec5, 0xe2220abe, 0xd2916ebf, 0x4ec75b95, 0x24f2c3c0, 0x42d15d99, 0xcd0d7fa0, 0x7b6e27ff, 0xa8dc8af0, 0x7345c106, 0xf41e232f, 0x35162386, 0xe6ea8926, 0x3333b094, 0x157ec6f2, 0x372b74af, 0x692573e4, 0xe9a9d848, 0xf3160289, 0x3a62ef1d, 0xa787e238, 0xf3a5f676, 0x74364853, 0x20951063, 0x4576698d, 0xb6fad407, 0x592af950, 0x36f73523, 0x4cfb6e87, 0x7da4cec0, 0x6c152daa, 0xcb0396a8, 0xc50dfe5d, 0xfcd707ab, 0x0921c42f, 0x89dff0bb, 0x5fe2be78, 0x448f4f33, 0x754613c9, 0x2b05d08d, 0x48b9d585, 0xdc049441, 0xc8098f9b, 0x7dede786, 0xc39a3373, 0x42410005, 0x6a091751, 0x0ef3c8a6, 0x890072d6, 0x28207682, 0xa9a9f7be, 0xbf32679d, 0xd45b5b75, 0xb353fd00, 0xcbb0e358, 0x830f220a, 0x1f8fb214, 0xd372cf08, 0xcc3c4a13, 0x8cf63166, 0x061c87be, 0x88c98f88, 0x6062e397, 0x47cf8e7a, 0xb6c85283, 0x3cc2acfb, 0x3fc06976, 0x4e8f0252, 0x64d8314d, 0xda3870e3, 0x1e665459, 0xc10908f0, 0x513021a5, 0x6c5b68b7, 0x822f8aa0, 0x3007cd3e, 0x74719eef, 0xdc872681, 0x073340d4, 0x7e432fd9, 0x0c5ec241, 0x8809286c, 0xf592d891, 0x08a930f6, 0x957ef305, 0xb7fbffbd, 0xc266e96f, 0x6fe4ac98, 0xb173ecc0, 0xbc60b42a, 0x953498da, 0xfba1ae12, 0x2d4bd736, 0x0f25faab, 0xa4f3fceb, 0xe2969123, 0x257f0c3d, 0x9348af49, 0x361400bc, 0xe8816f4a, 0x3814f200, 0xa3f94043, 0x9c7a54c2, 0xbc704f57, 0xda41e7f9, 0xc25ad33a, 0x54f4a084, 0xb17f5505, 0x59357cbe, 0xedbd15c8, 0x7f97c5ab, 0xba5ac7b5, 0xb6f6deaf, 0x3a479c3a, 0x5302da25, 0x653d7e6a, 0x54268d49, 0x51a477ea, 0x5017d55b, 0xd7d25d88, 0x44136c76, 0x0404a8c8, 0xb8e5a121, 0xb81a928a, 0x60ed5869, 0x97c55b96, 0xeaec991b, 0x29935913, 0x01fdb7f1, 0x088e8dfa, 0x9ab6f6f5, 0x3b4cbf9f, 0x4a5de3ab, 0xe6051d35, 0xa0e1d855, 0xd36b4cf1, 0xf544edeb, 0xb0e93524, 0xbebb8fbd, 0xa2d762cf, 0x49c92f54, 0x38b5f331, 0x7128a454, 0x48392905, 0xa65b1db8, 0x851c97bd, 0xd675cf2f]; + + sBox[6] = [0x85e04019, 0x332bf567, 0x662dbfff, 0xcfc65693, 0x2a8d7f6f, 0xab9bc912, 0xde6008a1, 0x2028da1f, 0x0227bce7, 0x4d642916, 0x18fac300, 0x50f18b82, 0x2cb2cb11, 0xb232e75c, 0x4b3695f2, 0xb28707de, 0xa05fbcf6, 0xcd4181e9, 0xe150210c, 0xe24ef1bd, 0xb168c381, 0xfde4e789, 0x5c79b0d8, 0x1e8bfd43, 0x4d495001, 0x38be4341, 0x913cee1d, 0x92a79c3f, 0x089766be, 0xbaeeadf4, 0x1286becf, 0xb6eacb19, 0x2660c200, 0x7565bde4, 0x64241f7a, 0x8248dca9, 0xc3b3ad66, 0x28136086, 0x0bd8dfa8, 0x356d1cf2, 0x107789be, 0xb3b2e9ce, 0x0502aa8f, 0x0bc0351e, 0x166bf52a, 0xeb12ff82, 0xe3486911, 0xd34d7516, 0x4e7b3aff, 0x5f43671b, 0x9cf6e037, 0x4981ac83, 0x334266ce, 0x8c9341b7, 0xd0d854c0, 0xcb3a6c88, 0x47bc2829, 0x4725ba37, 0xa66ad22b, 0x7ad61f1e, 0x0c5cbafa, 0x4437f107, 0xb6e79962, 0x42d2d816, 0x0a961288, 0xe1a5c06e, 0x13749e67, 0x72fc081a, 0xb1d139f7, 0xf9583745, 0xcf19df58, 0xbec3f756, 0xc06eba30, 0x07211b24, 0x45c28829, 0xc95e317f, 0xbc8ec511, 0x38bc46e9, 0xc6e6fa14, 0xbae8584a, 0xad4ebc46, 0x468f508b, 0x7829435f, 0xf124183b, 0x821dba9f, 0xaff60ff4, 0xea2c4e6d, 0x16e39264, 0x92544a8b, 0x009b4fc3, 0xaba68ced, 0x9ac96f78, 0x06a5b79a, 0xb2856e6e, 0x1aec3ca9, 0xbe838688, 0x0e0804e9, 0x55f1be56, 0xe7e5363b, 0xb3a1f25d, 0xf7debb85, 0x61fe033c, 0x16746233, 0x3c034c28, 0xda6d0c74, 0x79aac56c, 0x3ce4e1ad, 0x51f0c802, 0x98f8f35a, 0x1626a49f, 0xeed82b29, 0x1d382fe3, 0x0c4fb99a, 0xbb325778, 0x3ec6d97b, 0x6e77a6a9, 0xcb658b5c, 0xd45230c7, 0x2bd1408b, 0x60c03eb7, 0xb9068d78, 0xa33754f4, 0xf430c87d, 0xc8a71302, 0xb96d8c32, 0xebd4e7be, 0xbe8b9d2d, 0x7979fb06, 0xe7225308, 0x8b75cf77, 0x11ef8da4, 0xe083c858, 0x8d6b786f, 0x5a6317a6, 0xfa5cf7a0, 0x5dda0033, 0xf28ebfb0, 0xf5b9c310, 0xa0eac280, 0x08b9767a, 0xa3d9d2b0, 0x79d34217, 0x021a718d, 0x9ac6336a, 0x2711fd60, 0x438050e3, 0x069908a8, 0x3d7fedc4, 0x826d2bef, 0x4eeb8476, 0x488dcf25, 0x36c9d566, 0x28e74e41, 0xc2610aca, 0x3d49a9cf, 0xbae3b9df, 0xb65f8de6, 0x92aeaf64, 0x3ac7d5e6, 0x9ea80509, 0xf22b017d, 0xa4173f70, 0xdd1e16c3, 0x15e0d7f9, 0x50b1b887, 0x2b9f4fd5, 0x625aba82, 0x6a017962, 0x2ec01b9c, 0x15488aa9, 0xd716e740, 0x40055a2c, 0x93d29a22, 0xe32dbf9a, 0x058745b9, 0x3453dc1e, 0xd699296e, 0x496cff6f, 0x1c9f4986, 0xdfe2ed07, 0xb87242d1, 0x19de7eae, 0x053e561a, 0x15ad6f8c, 0x66626c1c, 0x7154c24c, 0xea082b2a, 0x93eb2939, 0x17dcb0f0, 0x58d4f2ae, 0x9ea294fb, 0x52cf564c, 0x9883fe66, 0x2ec40581, 0x763953c3, 0x01d6692e, 0xd3a0c108, 0xa1e7160e, 0xe4f2dfa6, 0x693ed285, 0x74904698, 0x4c2b0edd, 0x4f757656, 0x5d393378, 0xa132234f, 0x3d321c5d, 0xc3f5e194, 0x4b269301, 0xc79f022f, 0x3c997e7e, 0x5e4f9504, 0x3ffafbbd, 0x76f7ad0e, 0x296693f4, 0x3d1fce6f, 0xc61e45be, 0xd3b5ab34, 0xf72bf9b7, 0x1b0434c0, 0x4e72b567, 0x5592a33d, 0xb5229301, 0xcfd2a87f, 0x60aeb767, 0x1814386b, 0x30bcc33d, 0x38a0c07d, 0xfd1606f2, 0xc363519b, 0x589dd390, 0x5479f8e6, 0x1cb8d647, 0x97fd61a9, 0xea7759f4, 0x2d57539d, 0x569a58cf, 0xe84e63ad, 0x462e1b78, 0x6580f87e, 0xf3817914, 0x91da55f4, 0x40a230f3, 0xd1988f35, 0xb6e318d2, 0x3ffa50bc, 0x3d40f021, 0xc3c0bdae, 0x4958c24c, 0x518f36b2, 0x84b1d370, 0x0fedce83, 0x878ddada, 0xf2a279c7, 0x94e01be8, 0x90716f4b, 0x954b8aa3]; + + sBox[7] = [0xe216300d, 0xbbddfffc, 0xa7ebdabd, 0x35648095, 0x7789f8b7, 0xe6c1121b, 0x0e241600, 0x052ce8b5, 0x11a9cfb0, 0xe5952f11, 0xece7990a, 0x9386d174, 0x2a42931c, 0x76e38111, 0xb12def3a, 0x37ddddfc, 0xde9adeb1, 0x0a0cc32c, 0xbe197029, 0x84a00940, 0xbb243a0f, 0xb4d137cf, 0xb44e79f0, 0x049eedfd, 0x0b15a15d, 0x480d3168, 0x8bbbde5a, 0x669ded42, 0xc7ece831, 0x3f8f95e7, 0x72df191b, 0x7580330d, 0x94074251, 0x5c7dcdfa, 0xabbe6d63, 0xaa402164, 0xb301d40a, 0x02e7d1ca, 0x53571dae, 0x7a3182a2, 0x12a8ddec, 0xfdaa335d, 0x176f43e8, 0x71fb46d4, 0x38129022, 0xce949ad4, 0xb84769ad, 0x965bd862, 0x82f3d055, 0x66fb9767, 0x15b80b4e, 0x1d5b47a0, 0x4cfde06f, 0xc28ec4b8, 0x57e8726e, 0x647a78fc, 0x99865d44, 0x608bd593, 0x6c200e03, 0x39dc5ff6, 0x5d0b00a3, 0xae63aff2, 0x7e8bd632, 0x70108c0c, 0xbbd35049, 0x2998df04, 0x980cf42a, 0x9b6df491, 0x9e7edd53, 0x06918548, 0x58cb7e07, 0x3b74ef2e, 0x522fffb1, 0xd24708cc, 0x1c7e27cd, 0xa4eb215b, 0x3cf1d2e2, 0x19b47a38, 0x424f7618, 0x35856039, 0x9d17dee7, 0x27eb35e6, 0xc9aff67b, 0x36baf5b8, 0x09c467cd, 0xc18910b1, 0xe11dbf7b, 0x06cd1af8, 0x7170c608, 0x2d5e3354, 0xd4de495a, 0x64c6d006, 0xbcc0c62c, 0x3dd00db3, 0x708f8f34, 0x77d51b42, 0x264f620f, 0x24b8d2bf, 0x15c1b79e, 0x46a52564, 0xf8d7e54e, 0x3e378160, 0x7895cda5, 0x859c15a5, 0xe6459788, 0xc37bc75f, 0xdb07ba0c, 0x0676a3ab, 0x7f229b1e, 0x31842e7b, 0x24259fd7, 0xf8bef472, 0x835ffcb8, 0x6df4c1f2, 0x96f5b195, 0xfd0af0fc, 0xb0fe134c, 0xe2506d3d, 0x4f9b12ea, 0xf215f225, 0xa223736f, 0x9fb4c428, 0x25d04979, 0x34c713f8, 0xc4618187, 0xea7a6e98, 0x7cd16efc, 0x1436876c, 0xf1544107, 0xbedeee14, 0x56e9af27, 0xa04aa441, 0x3cf7c899, 0x92ecbae6, 0xdd67016d, 0x151682eb, 0xa842eedf, 0xfdba60b4, 0xf1907b75, 0x20e3030f, 0x24d8c29e, 0xe139673b, 0xefa63fb8, 0x71873054, 0xb6f2cf3b, 0x9f326442, 0xcb15a4cc, 0xb01a4504, 0xf1e47d8d, 0x844a1be5, 0xbae7dfdc, 0x42cbda70, 0xcd7dae0a, 0x57e85b7a, 0xd53f5af6, 0x20cf4d8c, 0xcea4d428, 0x79d130a4, 0x3486ebfb, 0x33d3cddc, 0x77853b53, 0x37effcb5, 0xc5068778, 0xe580b3e6, 0x4e68b8f4, 0xc5c8b37e, 0x0d809ea2, 0x398feb7c, 0x132a4f94, 0x43b7950e, 0x2fee7d1c, 0x223613bd, 0xdd06caa2, 0x37df932b, 0xc4248289, 0xacf3ebc3, 0x5715f6b7, 0xef3478dd, 0xf267616f, 0xc148cbe4, 0x9052815e, 0x5e410fab, 0xb48a2465, 0x2eda7fa4, 0xe87b40e4, 0xe98ea084, 0x5889e9e1, 0xefd390fc, 0xdd07d35b, 0xdb485694, 0x38d7e5b2, 0x57720101, 0x730edebc, 0x5b643113, 0x94917e4f, 0x503c2fba, 0x646f1282, 0x7523d24a, 0xe0779695, 0xf9c17a8f, 0x7a5b2121, 0xd187b896, 0x29263a4d, 0xba510cdf, 0x81f47c9f, 0xad1163ed, 0xea7b5965, 0x1a00726e, 0x11403092, 0x00da6d77, 0x4a0cdd61, 0xad1f4603, 0x605bdfb0, 0x9eedc364, 0x22ebe6a8, 0xcee7d28a, 0xa0e736a0, 0x5564a6b9, 0x10853209, 0xc7eb8f37, 0x2de705ca, 0x8951570f, 0xdf09822b, 0xbd691a6c, 0xaa12e4f2, 0x87451c0f, 0xe0f6a27a, 0x3ada4819, 0x4cf1764f, 0x0d771c2b, 0x67cdb156, 0x350d8384, 0x5938fa0f, 0x42399ef3, 0x36997b07, 0x0e84093d, 0x4aa93e61, 0x8360d87b, 0x1fa98b0c, 0x1149382c, 0xe97625a5, 0x0614d1b7, 0x0e25244b, 0x0c768347, 0x589e8d82, 0x0d2059d1, 0xa466bb1e, 0xf8da0a82, 0x04f19130, 0xba6e4ec0, 0x99265164, 0x1ee7230d, 0x50b2ad80, 0xeaee6801, 0x8db2a283, 0xea8bf59e]; +} + +function Cast5(key) { + this.cast5 = new OpenpgpSymencCast5(); + this.cast5.setKey(key); + + this.encrypt = function (block) { + return this.cast5.encrypt(block); + }; +} + +Cast5.blockSize = Cast5.prototype.blockSize = 8; +Cast5.keySize = Cast5.prototype.keySize = 16; + +exports.default = Cast5; + +},{}],85:[function(require,module,exports){ +"use strict"; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +//Paul Tero, July 2001 +//http://www.tero.co.uk/des/ +// +//Optimised for performance with large blocks by Michael Hayworth, November 2001 +//http://www.netdealing.com +// +// Modified by Recurity Labs GmbH + +//THIS SOFTWARE IS PROVIDED "AS IS" AND +//ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +//IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +//ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE +//FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +//DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +//OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +//HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +//LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +//OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +//SUCH DAMAGE. + +//des +//this takes the key, the message, and whether to encrypt or decrypt + +function des(keys, message, encrypt, mode, iv, padding) { + //declaring this locally speeds things up a bit + const spfunction1 = [0x1010400, 0, 0x10000, 0x1010404, 0x1010004, 0x10404, 0x4, 0x10000, 0x400, 0x1010400, 0x1010404, 0x400, 0x1000404, 0x1010004, 0x1000000, 0x4, 0x404, 0x1000400, 0x1000400, 0x10400, 0x10400, 0x1010000, 0x1010000, 0x1000404, 0x10004, 0x1000004, 0x1000004, 0x10004, 0, 0x404, 0x10404, 0x1000000, 0x10000, 0x1010404, 0x4, 0x1010000, 0x1010400, 0x1000000, 0x1000000, 0x400, 0x1010004, 0x10000, 0x10400, 0x1000004, 0x400, 0x4, 0x1000404, 0x10404, 0x1010404, 0x10004, 0x1010000, 0x1000404, 0x1000004, 0x404, 0x10404, 0x1010400, 0x404, 0x1000400, 0x1000400, 0, 0x10004, 0x10400, 0, 0x1010004]; + const spfunction2 = [-0x7fef7fe0, -0x7fff8000, 0x8000, 0x108020, 0x100000, 0x20, -0x7fefffe0, -0x7fff7fe0, -0x7fffffe0, -0x7fef7fe0, -0x7fef8000, -0x80000000, -0x7fff8000, 0x100000, 0x20, -0x7fefffe0, 0x108000, 0x100020, -0x7fff7fe0, 0, -0x80000000, 0x8000, 0x108020, -0x7ff00000, 0x100020, -0x7fffffe0, 0, 0x108000, 0x8020, -0x7fef8000, -0x7ff00000, 0x8020, 0, 0x108020, -0x7fefffe0, 0x100000, -0x7fff7fe0, -0x7ff00000, -0x7fef8000, 0x8000, -0x7ff00000, -0x7fff8000, 0x20, -0x7fef7fe0, 0x108020, 0x20, 0x8000, -0x80000000, 0x8020, -0x7fef8000, 0x100000, -0x7fffffe0, 0x100020, -0x7fff7fe0, -0x7fffffe0, 0x100020, 0x108000, 0, -0x7fff8000, 0x8020, -0x80000000, -0x7fefffe0, -0x7fef7fe0, 0x108000]; + const spfunction3 = [0x208, 0x8020200, 0, 0x8020008, 0x8000200, 0, 0x20208, 0x8000200, 0x20008, 0x8000008, 0x8000008, 0x20000, 0x8020208, 0x20008, 0x8020000, 0x208, 0x8000000, 0x8, 0x8020200, 0x200, 0x20200, 0x8020000, 0x8020008, 0x20208, 0x8000208, 0x20200, 0x20000, 0x8000208, 0x8, 0x8020208, 0x200, 0x8000000, 0x8020200, 0x8000000, 0x20008, 0x208, 0x20000, 0x8020200, 0x8000200, 0, 0x200, 0x20008, 0x8020208, 0x8000200, 0x8000008, 0x200, 0, 0x8020008, 0x8000208, 0x20000, 0x8000000, 0x8020208, 0x8, 0x20208, 0x20200, 0x8000008, 0x8020000, 0x8000208, 0x208, 0x8020000, 0x20208, 0x8, 0x8020008, 0x20200]; + const spfunction4 = [0x802001, 0x2081, 0x2081, 0x80, 0x802080, 0x800081, 0x800001, 0x2001, 0, 0x802000, 0x802000, 0x802081, 0x81, 0, 0x800080, 0x800001, 0x1, 0x2000, 0x800000, 0x802001, 0x80, 0x800000, 0x2001, 0x2080, 0x800081, 0x1, 0x2080, 0x800080, 0x2000, 0x802080, 0x802081, 0x81, 0x800080, 0x800001, 0x802000, 0x802081, 0x81, 0, 0, 0x802000, 0x2080, 0x800080, 0x800081, 0x1, 0x802001, 0x2081, 0x2081, 0x80, 0x802081, 0x81, 0x1, 0x2000, 0x800001, 0x2001, 0x802080, 0x800081, 0x2001, 0x2080, 0x800000, 0x802001, 0x80, 0x800000, 0x2000, 0x802080]; + const spfunction5 = [0x100, 0x2080100, 0x2080000, 0x42000100, 0x80000, 0x100, 0x40000000, 0x2080000, 0x40080100, 0x80000, 0x2000100, 0x40080100, 0x42000100, 0x42080000, 0x80100, 0x40000000, 0x2000000, 0x40080000, 0x40080000, 0, 0x40000100, 0x42080100, 0x42080100, 0x2000100, 0x42080000, 0x40000100, 0, 0x42000000, 0x2080100, 0x2000000, 0x42000000, 0x80100, 0x80000, 0x42000100, 0x100, 0x2000000, 0x40000000, 0x2080000, 0x42000100, 0x40080100, 0x2000100, 0x40000000, 0x42080000, 0x2080100, 0x40080100, 0x100, 0x2000000, 0x42080000, 0x42080100, 0x80100, 0x42000000, 0x42080100, 0x2080000, 0, 0x40080000, 0x42000000, 0x80100, 0x2000100, 0x40000100, 0x80000, 0, 0x40080000, 0x2080100, 0x40000100]; + const spfunction6 = [0x20000010, 0x20400000, 0x4000, 0x20404010, 0x20400000, 0x10, 0x20404010, 0x400000, 0x20004000, 0x404010, 0x400000, 0x20000010, 0x400010, 0x20004000, 0x20000000, 0x4010, 0, 0x400010, 0x20004010, 0x4000, 0x404000, 0x20004010, 0x10, 0x20400010, 0x20400010, 0, 0x404010, 0x20404000, 0x4010, 0x404000, 0x20404000, 0x20000000, 0x20004000, 0x10, 0x20400010, 0x404000, 0x20404010, 0x400000, 0x4010, 0x20000010, 0x400000, 0x20004000, 0x20000000, 0x4010, 0x20000010, 0x20404010, 0x404000, 0x20400000, 0x404010, 0x20404000, 0, 0x20400010, 0x10, 0x4000, 0x20400000, 0x404010, 0x4000, 0x400010, 0x20004010, 0, 0x20404000, 0x20000000, 0x400010, 0x20004010]; + const spfunction7 = [0x200000, 0x4200002, 0x4000802, 0, 0x800, 0x4000802, 0x200802, 0x4200800, 0x4200802, 0x200000, 0, 0x4000002, 0x2, 0x4000000, 0x4200002, 0x802, 0x4000800, 0x200802, 0x200002, 0x4000800, 0x4000002, 0x4200000, 0x4200800, 0x200002, 0x4200000, 0x800, 0x802, 0x4200802, 0x200800, 0x2, 0x4000000, 0x200800, 0x4000000, 0x200800, 0x200000, 0x4000802, 0x4000802, 0x4200002, 0x4200002, 0x2, 0x200002, 0x4000000, 0x4000800, 0x200000, 0x4200800, 0x802, 0x200802, 0x4200800, 0x802, 0x4000002, 0x4200802, 0x4200000, 0x200800, 0, 0x2, 0x4200802, 0, 0x200802, 0x4200000, 0x800, 0x4000002, 0x4000800, 0x800, 0x200002]; + const spfunction8 = [0x10001040, 0x1000, 0x40000, 0x10041040, 0x10000000, 0x10001040, 0x40, 0x10000000, 0x40040, 0x10040000, 0x10041040, 0x41000, 0x10041000, 0x41040, 0x1000, 0x40, 0x10040000, 0x10000040, 0x10001000, 0x1040, 0x41000, 0x40040, 0x10040040, 0x10041000, 0x1040, 0, 0, 0x10040040, 0x10000040, 0x10001000, 0x41040, 0x40000, 0x41040, 0x40000, 0x10041000, 0x1000, 0x40, 0x10040040, 0x1000, 0x41040, 0x10001000, 0x40, 0x10000040, 0x10040000, 0x10040040, 0x10000000, 0x40000, 0x10001040, 0, 0x10041040, 0x40040, 0x10000040, 0x10040000, 0x10001000, 0x10001040, 0, 0x10041040, 0x41000, 0x41000, 0x1040, 0x1040, 0x40040, 0x10000000, 0x10041000]; + + //create the 16 or 48 subkeys we will need + let m = 0; + let i; + let j; + let temp; + let right1; + let right2; + let left; + let right; + let looping; + let cbcleft; + let cbcleft2; + let cbcright; + let cbcright2; + let endloop; + let loopinc; + let len = message.length; + + //set up the loops for single and triple des + const iterations = keys.length === 32 ? 3 : 9; //single or triple des + if (iterations === 3) { + looping = encrypt ? [0, 32, 2] : [30, -2, -2]; + } else { + looping = encrypt ? [0, 32, 2, 62, 30, -2, 64, 96, 2] : [94, 62, -2, 32, 64, 2, 30, -2, -2]; + } + + //pad the message depending on the padding parameter + //only add padding if encrypting - note that you need to use the same padding option for both encrypt and decrypt + if (encrypt) { + message = des_addPadding(message, padding); + len = message.length; + } + + //store the result here + let result = new Uint8Array(len); + let k = 0; + + if (mode === 1) { + //CBC mode + cbcleft = iv[m++] << 24 | iv[m++] << 16 | iv[m++] << 8 | iv[m++]; + cbcright = iv[m++] << 24 | iv[m++] << 16 | iv[m++] << 8 | iv[m++]; + m = 0; + } + + //loop through each 64 bit chunk of the message + while (m < len) { + left = message[m++] << 24 | message[m++] << 16 | message[m++] << 8 | message[m++]; + right = message[m++] << 24 | message[m++] << 16 | message[m++] << 8 | message[m++]; + + //for Cipher Block Chaining mode, xor the message with the previous result + if (mode === 1) { + if (encrypt) { + left ^= cbcleft; + right ^= cbcright; + } else { + cbcleft2 = cbcleft; + cbcright2 = cbcright; + cbcleft = left; + cbcright = right; + } + } + + //first each 64 but chunk of the message must be permuted according to IP + temp = (left >>> 4 ^ right) & 0x0f0f0f0f; + right ^= temp; + left ^= temp << 4; + temp = (left >>> 16 ^ right) & 0x0000ffff; + right ^= temp; + left ^= temp << 16; + temp = (right >>> 2 ^ left) & 0x33333333; + left ^= temp; + right ^= temp << 2; + temp = (right >>> 8 ^ left) & 0x00ff00ff; + left ^= temp; + right ^= temp << 8; + temp = (left >>> 1 ^ right) & 0x55555555; + right ^= temp; + left ^= temp << 1; + + left = left << 1 | left >>> 31; + right = right << 1 | right >>> 31; + + //do this either 1 or 3 times for each chunk of the message + for (j = 0; j < iterations; j += 3) { + endloop = looping[j + 1]; + loopinc = looping[j + 2]; + //now go through and perform the encryption or decryption + for (i = looping[j]; i !== endloop; i += loopinc) { + //for efficiency + right1 = right ^ keys[i]; + right2 = (right >>> 4 | right << 28) ^ keys[i + 1]; + //the result is attained by passing these bytes through the S selection functions + temp = left; + left = right; + right = temp ^ (spfunction2[right1 >>> 24 & 0x3f] | spfunction4[right1 >>> 16 & 0x3f] | spfunction6[right1 >>> 8 & 0x3f] | spfunction8[right1 & 0x3f] | spfunction1[right2 >>> 24 & 0x3f] | spfunction3[right2 >>> 16 & 0x3f] | spfunction5[right2 >>> 8 & 0x3f] | spfunction7[right2 & 0x3f]); + } + temp = left; + left = right; + right = temp; //unreverse left and right + } //for either 1 or 3 iterations + + //move then each one bit to the right + left = left >>> 1 | left << 31; + right = right >>> 1 | right << 31; + + //now perform IP-1, which is IP in the opposite direction + temp = (left >>> 1 ^ right) & 0x55555555; + right ^= temp; + left ^= temp << 1; + temp = (right >>> 8 ^ left) & 0x00ff00ff; + left ^= temp; + right ^= temp << 8; + temp = (right >>> 2 ^ left) & 0x33333333; + left ^= temp; + right ^= temp << 2; + temp = (left >>> 16 ^ right) & 0x0000ffff; + right ^= temp; + left ^= temp << 16; + temp = (left >>> 4 ^ right) & 0x0f0f0f0f; + right ^= temp; + left ^= temp << 4; + + //for Cipher Block Chaining mode, xor the message with the previous result + if (mode === 1) { + if (encrypt) { + cbcleft = left; + cbcright = right; + } else { + left ^= cbcleft2; + right ^= cbcright2; + } + } + + result[k++] = left >>> 24; + result[k++] = left >>> 16 & 0xff; + result[k++] = left >>> 8 & 0xff; + result[k++] = left & 0xff; + result[k++] = right >>> 24; + result[k++] = right >>> 16 & 0xff; + result[k++] = right >>> 8 & 0xff; + result[k++] = right & 0xff; + } //for every 8 characters, or 64 bits in the message + + //only remove padding if decrypting - note that you need to use the same padding option for both encrypt and decrypt + if (!encrypt) { + result = des_removePadding(result, padding); + } + + return result; +} //end of des + + +//des_createKeys +//this takes as input a 64 bit key (even though only 56 bits are used) +//as an array of 2 integers, and returns 16 48 bit keys + +function des_createKeys(key) { + //declaring this locally speeds things up a bit + const pc2bytes0 = [0, 0x4, 0x20000000, 0x20000004, 0x10000, 0x10004, 0x20010000, 0x20010004, 0x200, 0x204, 0x20000200, 0x20000204, 0x10200, 0x10204, 0x20010200, 0x20010204]; + const pc2bytes1 = [0, 0x1, 0x100000, 0x100001, 0x4000000, 0x4000001, 0x4100000, 0x4100001, 0x100, 0x101, 0x100100, 0x100101, 0x4000100, 0x4000101, 0x4100100, 0x4100101]; + const pc2bytes2 = [0, 0x8, 0x800, 0x808, 0x1000000, 0x1000008, 0x1000800, 0x1000808, 0, 0x8, 0x800, 0x808, 0x1000000, 0x1000008, 0x1000800, 0x1000808]; + const pc2bytes3 = [0, 0x200000, 0x8000000, 0x8200000, 0x2000, 0x202000, 0x8002000, 0x8202000, 0x20000, 0x220000, 0x8020000, 0x8220000, 0x22000, 0x222000, 0x8022000, 0x8222000]; + const pc2bytes4 = [0, 0x40000, 0x10, 0x40010, 0, 0x40000, 0x10, 0x40010, 0x1000, 0x41000, 0x1010, 0x41010, 0x1000, 0x41000, 0x1010, 0x41010]; + const pc2bytes5 = [0, 0x400, 0x20, 0x420, 0, 0x400, 0x20, 0x420, 0x2000000, 0x2000400, 0x2000020, 0x2000420, 0x2000000, 0x2000400, 0x2000020, 0x2000420]; + const pc2bytes6 = [0, 0x10000000, 0x80000, 0x10080000, 0x2, 0x10000002, 0x80002, 0x10080002, 0, 0x10000000, 0x80000, 0x10080000, 0x2, 0x10000002, 0x80002, 0x10080002]; + const pc2bytes7 = [0, 0x10000, 0x800, 0x10800, 0x20000000, 0x20010000, 0x20000800, 0x20010800, 0x20000, 0x30000, 0x20800, 0x30800, 0x20020000, 0x20030000, 0x20020800, 0x20030800]; + const pc2bytes8 = [0, 0x40000, 0, 0x40000, 0x2, 0x40002, 0x2, 0x40002, 0x2000000, 0x2040000, 0x2000000, 0x2040000, 0x2000002, 0x2040002, 0x2000002, 0x2040002]; + const pc2bytes9 = [0, 0x10000000, 0x8, 0x10000008, 0, 0x10000000, 0x8, 0x10000008, 0x400, 0x10000400, 0x408, 0x10000408, 0x400, 0x10000400, 0x408, 0x10000408]; + const pc2bytes10 = [0, 0x20, 0, 0x20, 0x100000, 0x100020, 0x100000, 0x100020, 0x2000, 0x2020, 0x2000, 0x2020, 0x102000, 0x102020, 0x102000, 0x102020]; + const pc2bytes11 = [0, 0x1000000, 0x200, 0x1000200, 0x200000, 0x1200000, 0x200200, 0x1200200, 0x4000000, 0x5000000, 0x4000200, 0x5000200, 0x4200000, 0x5200000, 0x4200200, 0x5200200]; + const pc2bytes12 = [0, 0x1000, 0x8000000, 0x8001000, 0x80000, 0x81000, 0x8080000, 0x8081000, 0x10, 0x1010, 0x8000010, 0x8001010, 0x80010, 0x81010, 0x8080010, 0x8081010]; + const pc2bytes13 = [0, 0x4, 0x100, 0x104, 0, 0x4, 0x100, 0x104, 0x1, 0x5, 0x101, 0x105, 0x1, 0x5, 0x101, 0x105]; + + //how many iterations (1 for des, 3 for triple des) + const iterations = key.length > 8 ? 3 : 1; //changed by Paul 16/6/2007 to use Triple DES for 9+ byte keys + //stores the return keys + const keys = new Array(32 * iterations); + //now define the left shifts which need to be done + const shifts = [0, 0, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0]; + //other variables + let lefttemp; + let righttemp; + let m = 0; + let n = 0; + let temp; + + for (let j = 0; j < iterations; j++) { + //either 1 or 3 iterations + let left = key[m++] << 24 | key[m++] << 16 | key[m++] << 8 | key[m++]; + let right = key[m++] << 24 | key[m++] << 16 | key[m++] << 8 | key[m++]; + + temp = (left >>> 4 ^ right) & 0x0f0f0f0f; + right ^= temp; + left ^= temp << 4; + temp = (right >>> -16 ^ left) & 0x0000ffff; + left ^= temp; + right ^= temp << -16; + temp = (left >>> 2 ^ right) & 0x33333333; + right ^= temp; + left ^= temp << 2; + temp = (right >>> -16 ^ left) & 0x0000ffff; + left ^= temp; + right ^= temp << -16; + temp = (left >>> 1 ^ right) & 0x55555555; + right ^= temp; + left ^= temp << 1; + temp = (right >>> 8 ^ left) & 0x00ff00ff; + left ^= temp; + right ^= temp << 8; + temp = (left >>> 1 ^ right) & 0x55555555; + right ^= temp; + left ^= temp << 1; + + //the right side needs to be shifted and to get the last four bits of the left side + temp = left << 8 | right >>> 20 & 0x000000f0; + //left needs to be put upside down + left = right << 24 | right << 8 & 0xff0000 | right >>> 8 & 0xff00 | right >>> 24 & 0xf0; + right = temp; + + //now go through and perform these shifts on the left and right keys + for (let i = 0; i < shifts.length; i++) { + //shift the keys either one or two bits to the left + if (shifts[i]) { + left = left << 2 | left >>> 26; + right = right << 2 | right >>> 26; + } else { + left = left << 1 | left >>> 27; + right = right << 1 | right >>> 27; + } + left &= -0xf; + right &= -0xf; + + //now apply PC-2, in such a way that E is easier when encrypting or decrypting + //this conversion will look like PC-2 except only the last 6 bits of each byte are used + //rather than 48 consecutive bits and the order of lines will be according to + //how the S selection functions will be applied: S2, S4, S6, S8, S1, S3, S5, S7 + lefttemp = pc2bytes0[left >>> 28] | pc2bytes1[left >>> 24 & 0xf] | pc2bytes2[left >>> 20 & 0xf] | pc2bytes3[left >>> 16 & 0xf] | pc2bytes4[left >>> 12 & 0xf] | pc2bytes5[left >>> 8 & 0xf] | pc2bytes6[left >>> 4 & 0xf]; + righttemp = pc2bytes7[right >>> 28] | pc2bytes8[right >>> 24 & 0xf] | pc2bytes9[right >>> 20 & 0xf] | pc2bytes10[right >>> 16 & 0xf] | pc2bytes11[right >>> 12 & 0xf] | pc2bytes12[right >>> 8 & 0xf] | pc2bytes13[right >>> 4 & 0xf]; + temp = (righttemp >>> 16 ^ lefttemp) & 0x0000ffff; + keys[n++] = lefttemp ^ temp; + keys[n++] = righttemp ^ temp << 16; + } + } //for each iterations + //return the keys we've created + return keys; +} //end of des_createKeys + + +function des_addPadding(message, padding) { + const padLength = 8 - message.length % 8; + + let pad; + if (padding === 2 && padLength < 8) { + //pad the message with spaces + pad = " ".charCodeAt(0); + } else if (padding === 1) { + //PKCS7 padding + pad = padLength; + } else if (!padding && padLength < 8) { + //pad the message out with null bytes + pad = 0; + } else if (padLength === 8) { + return message; + } else { + throw new Error('des: invalid padding'); + } + + const paddedMessage = new Uint8Array(message.length + padLength); + for (let i = 0; i < message.length; i++) { + paddedMessage[i] = message[i]; + } + for (let j = 0; j < padLength; j++) { + paddedMessage[message.length + j] = pad; + } + + return paddedMessage; +} + +function des_removePadding(message, padding) { + let padLength = null; + let pad; + if (padding === 2) { + // space padded + pad = " ".charCodeAt(0); + } else if (padding === 1) { + // PKCS7 + padLength = message[message.length - 1]; + } else if (!padding) { + // null padding + pad = 0; + } else { + throw new Error('des: invalid padding'); + } + + if (!padLength) { + padLength = 1; + while (message[message.length - padLength] === pad) { + padLength++; + } + padLength--; + } + + return message.subarray(0, message.length - padLength); +} + +// added by Recurity Labs + +function TripleDES(key) { + this.key = []; + + for (let i = 0; i < 3; i++) { + this.key.push(new Uint8Array(key.subarray(i * 8, i * 8 + 8))); + } + + this.encrypt = function (block) { + return des(des_createKeys(this.key[2]), des(des_createKeys(this.key[1]), des(des_createKeys(this.key[0]), block, true, 0, null, null), false, 0, null, null), true, 0, null, null); + }; +} + +TripleDES.keySize = TripleDES.prototype.keySize = 24; +TripleDES.blockSize = TripleDES.prototype.blockSize = 8; + +// This is "original" DES + +function DES(key) { + this.key = key; + + this.encrypt = function (block, padding) { + const keys = des_createKeys(this.key); + return des(keys, block, true, 0, null, padding); + }; + + this.decrypt = function (block, padding) { + const keys = des_createKeys(this.key); + return des(keys, block, false, 0, null, padding); + }; +} + +exports.default = { DES, TripleDES }; + +},{}],86:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _aes = require('./aes'); + +var _aes2 = _interopRequireDefault(_aes); + +var _des = require('./des.js'); + +var _des2 = _interopRequireDefault(_des); + +var _cast = require('./cast5'); + +var _cast2 = _interopRequireDefault(_cast); + +var _twofish = require('./twofish'); + +var _twofish2 = _interopRequireDefault(_twofish); + +var _blowfish = require('./blowfish'); + +var _blowfish2 = _interopRequireDefault(_blowfish); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +exports.default = { + /** + * AES-128 encryption and decryption (ID 7) + * @function + * @param {String} key 128-bit key + * @see {@link https://github.com/asmcrypto/asmcrypto.js|asmCrypto} + * @see {@link https://csrc.nist.gov/publications/fips/fips197/fips-197.pdf|NIST FIPS-197} + * @returns {Object} + * @requires asmcrypto.js + */ + aes128: (0, _aes2.default)(128), + /** + * AES-128 Block Cipher (ID 8) + * @function + * @param {String} key 192-bit key + * @see {@link https://github.com/asmcrypto/asmcrypto.js|asmCrypto} + * @see {@link https://csrc.nist.gov/publications/fips/fips197/fips-197.pdf|NIST FIPS-197} + * @returns {Object} + * @requires asmcrypto.js + */ + aes192: (0, _aes2.default)(192), + /** + * AES-128 Block Cipher (ID 9) + * @function + * @param {String} key 256-bit key + * @see {@link https://github.com/asmcrypto/asmcrypto.js|asmCrypto} + * @see {@link https://csrc.nist.gov/publications/fips/fips197/fips-197.pdf|NIST FIPS-197} + * @returns {Object} + * @requires asmcrypto.js + */ + aes256: (0, _aes2.default)(256), + // Not in OpenPGP specifications + des: _des2.default.DES, + /** + * Triple DES Block Cipher (ID 2) + * @function + * @param {String} key 192-bit key + * @see {@link https://nvlpubs.nist.gov/nistpubs/SpecialPublications/NIST.SP.800-67r2.pdf|NIST SP 800-67} + * @returns {Object} + */ + tripledes: _des2.default.TripleDES, + '3des': _des2.default.TripleDES, + /** + * CAST-128 Block Cipher (ID 3) + * @function + * @param {String} key 128-bit key + * @see {@link https://tools.ietf.org/html/rfc2144|The CAST-128 Encryption Algorithm} + * @returns {Object} + */ + cast5: _cast2.default, + /** + * Twofish Block Cipher (ID 10) + * @function + * @param {String} key 256-bit key + * @see {@link https://tools.ietf.org/html/rfc4880#ref-TWOFISH|TWOFISH} + * @returns {Object} + */ + twofish: _twofish2.default, + /** + * Blowfish Block Cipher (ID 4) + * @function + * @param {String} key 128-bit key + * @see {@link https://tools.ietf.org/html/rfc4880#ref-BLOWFISH|BLOWFISH} + * @returns {Object} + */ + blowfish: _blowfish2.default, + /** + * Not implemented + * @function + * @throws {Error} + */ + idea: function idea() { + throw new Error('IDEA symmetric-key algorithm not implemented'); + } +}; /** + * @fileoverview Symmetric cryptography functions + * @requires crypto/cipher/aes + * @requires crypto/cipher/des + * @requires crypto/cipher/cast5 + * @requires crypto/cipher/twofish + * @requires crypto/cipher/blowfish + * @module crypto/cipher + */ + +},{"./aes":82,"./blowfish":83,"./cast5":84,"./des.js":85,"./twofish":87}],87:[function(require,module,exports){ +"use strict"; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +/* eslint-disable no-mixed-operators, no-fallthrough */ + +/* Modified by Recurity Labs GmbH + * + * Cipher.js + * A block-cipher algorithm implementation on JavaScript + * See Cipher.readme.txt for further information. + * + * Copyright(c) 2009 Atsushi Oka [ http://oka.nu/ ] + * This script file is distributed under the LGPL + * + * ACKNOWLEDGMENT + * + * The main subroutines are written by Michiel van Everdingen. + * + * Michiel van Everdingen + * http://home.versatel.nl/MAvanEverdingen/index.html + * + * All rights for these routines are reserved to Michiel van Everdingen. + * + */ + +//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//Math +//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// + +const MAXINT = 0xFFFFFFFF; + +function rotw(w, n) { + return (w << n | w >>> 32 - n) & MAXINT; +} + +function getW(a, i) { + return a[i] | a[i + 1] << 8 | a[i + 2] << 16 | a[i + 3] << 24; +} + +function setW(a, i, w) { + a.splice(i, 4, w & 0xFF, w >>> 8 & 0xFF, w >>> 16 & 0xFF, w >>> 24 & 0xFF); +} + +function getB(x, n) { + return x >>> n * 8 & 0xFF; +} + +// ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +// Twofish +// ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// + +function createTwofish() { + // + let keyBytes = null; + let dataBytes = null; + let dataOffset = -1; + // var dataLength = -1; + // var idx2 = -1; + // + + let tfsKey = []; + let tfsM = [[], [], [], []]; + + function tfsInit(key) { + keyBytes = key; + let i; + let a; + let b; + let c; + let d; + const meKey = []; + const moKey = []; + const inKey = []; + let kLen; + const sKey = []; + let f01; + let f5b; + let fef; + + const q0 = [[8, 1, 7, 13, 6, 15, 3, 2, 0, 11, 5, 9, 14, 12, 10, 4], [2, 8, 11, 13, 15, 7, 6, 14, 3, 1, 9, 4, 0, 10, 12, 5]]; + const q1 = [[14, 12, 11, 8, 1, 2, 3, 5, 15, 4, 10, 6, 7, 0, 9, 13], [1, 14, 2, 11, 4, 12, 3, 7, 6, 13, 10, 5, 15, 9, 0, 8]]; + const q2 = [[11, 10, 5, 14, 6, 13, 9, 0, 12, 8, 15, 3, 2, 4, 7, 1], [4, 12, 7, 5, 1, 6, 9, 10, 0, 14, 13, 8, 2, 11, 3, 15]]; + const q3 = [[13, 7, 15, 4, 1, 2, 6, 14, 9, 11, 3, 0, 8, 5, 12, 10], [11, 9, 5, 1, 12, 3, 13, 14, 6, 4, 7, 15, 2, 0, 8, 10]]; + const ror4 = [0, 8, 1, 9, 2, 10, 3, 11, 4, 12, 5, 13, 6, 14, 7, 15]; + const ashx = [0, 9, 2, 11, 4, 13, 6, 15, 8, 1, 10, 3, 12, 5, 14, 7]; + const q = [[], []]; + const m = [[], [], [], []]; + + function ffm5b(x) { + return x ^ x >> 2 ^ [0, 90, 180, 238][x & 3]; + } + + function ffmEf(x) { + return x ^ x >> 1 ^ x >> 2 ^ [0, 238, 180, 90][x & 3]; + } + + function mdsRem(p, q) { + let i; + let t; + let u; + for (i = 0; i < 8; i++) { + t = q >>> 24; + q = q << 8 & MAXINT | p >>> 24; + p = p << 8 & MAXINT; + u = t << 1; + if (t & 128) { + u ^= 333; + } + q ^= t ^ u << 16; + u ^= t >>> 1; + if (t & 1) { + u ^= 166; + } + q ^= u << 24 | u << 8; + } + return q; + } + + function qp(n, x) { + const a = x >> 4; + const b = x & 15; + const c = q0[n][a ^ b]; + const d = q1[n][ror4[b] ^ ashx[a]]; + return q3[n][ror4[d] ^ ashx[c]] << 4 | q2[n][c ^ d]; + } + + function hFun(x, key) { + let a = getB(x, 0); + let b = getB(x, 1); + let c = getB(x, 2); + let d = getB(x, 3); + switch (kLen) { + case 4: + a = q[1][a] ^ getB(key[3], 0); + b = q[0][b] ^ getB(key[3], 1); + c = q[0][c] ^ getB(key[3], 2); + d = q[1][d] ^ getB(key[3], 3); + case 3: + a = q[1][a] ^ getB(key[2], 0); + b = q[1][b] ^ getB(key[2], 1); + c = q[0][c] ^ getB(key[2], 2); + d = q[0][d] ^ getB(key[2], 3); + case 2: + a = q[0][q[0][a] ^ getB(key[1], 0)] ^ getB(key[0], 0); + b = q[0][q[1][b] ^ getB(key[1], 1)] ^ getB(key[0], 1); + c = q[1][q[0][c] ^ getB(key[1], 2)] ^ getB(key[0], 2); + d = q[1][q[1][d] ^ getB(key[1], 3)] ^ getB(key[0], 3); + } + return m[0][a] ^ m[1][b] ^ m[2][c] ^ m[3][d]; + } + + keyBytes = keyBytes.slice(0, 32); + i = keyBytes.length; + while (i !== 16 && i !== 24 && i !== 32) { + keyBytes[i++] = 0; + } + + for (i = 0; i < keyBytes.length; i += 4) { + inKey[i >> 2] = getW(keyBytes, i); + } + for (i = 0; i < 256; i++) { + q[0][i] = qp(0, i); + q[1][i] = qp(1, i); + } + for (i = 0; i < 256; i++) { + f01 = q[1][i]; + f5b = ffm5b(f01); + fef = ffmEf(f01); + m[0][i] = f01 + (f5b << 8) + (fef << 16) + (fef << 24); + m[2][i] = f5b + (fef << 8) + (f01 << 16) + (fef << 24); + f01 = q[0][i]; + f5b = ffm5b(f01); + fef = ffmEf(f01); + m[1][i] = fef + (fef << 8) + (f5b << 16) + (f01 << 24); + m[3][i] = f5b + (f01 << 8) + (fef << 16) + (f5b << 24); + } + + kLen = inKey.length / 2; + for (i = 0; i < kLen; i++) { + a = inKey[i + i]; + meKey[i] = a; + b = inKey[i + i + 1]; + moKey[i] = b; + sKey[kLen - i - 1] = mdsRem(a, b); + } + for (i = 0; i < 40; i += 2) { + a = 0x1010101 * i; + b = a + 0x1010101; + a = hFun(a, meKey); + b = rotw(hFun(b, moKey), 8); + tfsKey[i] = a + b & MAXINT; + tfsKey[i + 1] = rotw(a + 2 * b, 9); + } + for (i = 0; i < 256; i++) { + a = b = c = d = i; + switch (kLen) { + case 4: + a = q[1][a] ^ getB(sKey[3], 0); + b = q[0][b] ^ getB(sKey[3], 1); + c = q[0][c] ^ getB(sKey[3], 2); + d = q[1][d] ^ getB(sKey[3], 3); + case 3: + a = q[1][a] ^ getB(sKey[2], 0); + b = q[1][b] ^ getB(sKey[2], 1); + c = q[0][c] ^ getB(sKey[2], 2); + d = q[0][d] ^ getB(sKey[2], 3); + case 2: + tfsM[0][i] = m[0][q[0][q[0][a] ^ getB(sKey[1], 0)] ^ getB(sKey[0], 0)]; + tfsM[1][i] = m[1][q[0][q[1][b] ^ getB(sKey[1], 1)] ^ getB(sKey[0], 1)]; + tfsM[2][i] = m[2][q[1][q[0][c] ^ getB(sKey[1], 2)] ^ getB(sKey[0], 2)]; + tfsM[3][i] = m[3][q[1][q[1][d] ^ getB(sKey[1], 3)] ^ getB(sKey[0], 3)]; + } + } + } + + function tfsG0(x) { + return tfsM[0][getB(x, 0)] ^ tfsM[1][getB(x, 1)] ^ tfsM[2][getB(x, 2)] ^ tfsM[3][getB(x, 3)]; + } + + function tfsG1(x) { + return tfsM[0][getB(x, 3)] ^ tfsM[1][getB(x, 0)] ^ tfsM[2][getB(x, 1)] ^ tfsM[3][getB(x, 2)]; + } + + function tfsFrnd(r, blk) { + let a = tfsG0(blk[0]); + let b = tfsG1(blk[1]); + blk[2] = rotw(blk[2] ^ a + b + tfsKey[4 * r + 8] & MAXINT, 31); + blk[3] = rotw(blk[3], 1) ^ a + 2 * b + tfsKey[4 * r + 9] & MAXINT; + a = tfsG0(blk[2]); + b = tfsG1(blk[3]); + blk[0] = rotw(blk[0] ^ a + b + tfsKey[4 * r + 10] & MAXINT, 31); + blk[1] = rotw(blk[1], 1) ^ a + 2 * b + tfsKey[4 * r + 11] & MAXINT; + } + + function tfsIrnd(i, blk) { + let a = tfsG0(blk[0]); + let b = tfsG1(blk[1]); + blk[2] = rotw(blk[2], 1) ^ a + b + tfsKey[4 * i + 10] & MAXINT; + blk[3] = rotw(blk[3] ^ a + 2 * b + tfsKey[4 * i + 11] & MAXINT, 31); + a = tfsG0(blk[2]); + b = tfsG1(blk[3]); + blk[0] = rotw(blk[0], 1) ^ a + b + tfsKey[4 * i + 8] & MAXINT; + blk[1] = rotw(blk[1] ^ a + 2 * b + tfsKey[4 * i + 9] & MAXINT, 31); + } + + function tfsClose() { + tfsKey = []; + tfsM = [[], [], [], []]; + } + + function tfsEncrypt(data, offset) { + dataBytes = data; + dataOffset = offset; + const blk = [getW(dataBytes, dataOffset) ^ tfsKey[0], getW(dataBytes, dataOffset + 4) ^ tfsKey[1], getW(dataBytes, dataOffset + 8) ^ tfsKey[2], getW(dataBytes, dataOffset + 12) ^ tfsKey[3]]; + for (let j = 0; j < 8; j++) { + tfsFrnd(j, blk); + } + setW(dataBytes, dataOffset, blk[2] ^ tfsKey[4]); + setW(dataBytes, dataOffset + 4, blk[3] ^ tfsKey[5]); + setW(dataBytes, dataOffset + 8, blk[0] ^ tfsKey[6]); + setW(dataBytes, dataOffset + 12, blk[1] ^ tfsKey[7]); + dataOffset += 16; + return dataBytes; + } + + function tfsDecrypt(data, offset) { + dataBytes = data; + dataOffset = offset; + const blk = [getW(dataBytes, dataOffset) ^ tfsKey[4], getW(dataBytes, dataOffset + 4) ^ tfsKey[5], getW(dataBytes, dataOffset + 8) ^ tfsKey[6], getW(dataBytes, dataOffset + 12) ^ tfsKey[7]]; + for (let j = 7; j >= 0; j--) { + tfsIrnd(j, blk); + } + setW(dataBytes, dataOffset, blk[2] ^ tfsKey[0]); + setW(dataBytes, dataOffset + 4, blk[3] ^ tfsKey[1]); + setW(dataBytes, dataOffset + 8, blk[0] ^ tfsKey[2]); + setW(dataBytes, dataOffset + 12, blk[1] ^ tfsKey[3]); + dataOffset += 16; + } + + // added by Recurity Labs + + function tfsFinal() { + return dataBytes; + } + + return { + name: "twofish", + blocksize: 128 / 8, + open: tfsInit, + close: tfsClose, + encrypt: tfsEncrypt, + decrypt: tfsDecrypt, + // added by Recurity Labs + finalize: tfsFinal + }; +} + +// added by Recurity Labs + +function TF(key) { + this.tf = createTwofish(); + this.tf.open(Array.from(key), 0); + + this.encrypt = function (block) { + return this.tf.encrypt(Array.from(block), 0); + }; +} + +TF.keySize = TF.prototype.keySize = 32; +TF.blockSize = TF.prototype.blockSize = 16; + +exports.default = TF; + +},{}],88:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _cbc = require('asmcrypto.js/dist_es5/aes/cbc'); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * @fileoverview This module implements AES-CMAC on top of + * native AES-CBC using either the WebCrypto API or Node.js' crypto API. + * @requires asmcrypto.js + * @requires util + * @module crypto/cmac + */ + +const webCrypto = _util2.default.getWebCrypto(); +const nodeCrypto = _util2.default.getNodeCrypto(); +const Buffer = _util2.default.getNodeBuffer(); + +/** + * This implementation of CMAC is based on the description of OMAC in + * http://web.cs.ucdavis.edu/~rogaway/papers/eax.pdf. As per that + * document: + * + * We have made a small modification to the OMAC algorithm as it was + * originally presented, changing one of its two constants. + * Specifically, the constant 4 at line 85 was the constant 1/2 (the + * multiplicative inverse of 2) in the original definition of OMAC [14]. + * The OMAC authors indicate that they will promulgate this modification + * [15], which slightly simplifies implementations. + */ + +const blockLength = 16; + +/** + * xor `padding` into the end of `data`. This function implements "the + * operation xor→ [which] xors the shorter string into the end of longer + * one". Since data is always as least as long as padding, we can + * simplify the implementation. + * @param {Uint8Array} data + * @param {Uint8Array} padding + */ +function rightXorMut(data, padding) { + const offset = data.length - blockLength; + for (let i = 0; i < blockLength; i++) { + data[i + offset] ^= padding[i]; + } + return data; +} + +function pad(data, padding, padding2) { + // if |M| in {n, 2n, 3n, ...} + if (data.length && data.length % blockLength === 0) { + // then return M xor→ B, + return rightXorMut(data, padding); + } + // else return (M || 10^(n−1−(|M| mod n))) xor→ P + const padded = new Uint8Array(data.length + (blockLength - data.length % blockLength)); + padded.set(data); + padded[data.length] = 0b10000000; + return rightXorMut(padded, padding2); +} + +const zeroBlock = new Uint8Array(blockLength); + +exports.default = async function CMAC(key) { + const cbc = await CBC(key); + + // L ← E_K(0^n); B ← 2L; P ← 4L + const padding = _util2.default.double((await cbc(zeroBlock))); + const padding2 = _util2.default.double(padding); + + return async function (data) { + // return CBC_K(pad(M; B, P)) + return (await cbc(pad(data, padding, padding2))).subarray(-blockLength); + }; +}; + +async function CBC(key) { + if (_util2.default.getWebCrypto() && key.length !== 24) { + // WebCrypto (no 192 bit support) see: https://www.chromium.org/blink/webcrypto#TOC-AES-support + key = await webCrypto.importKey('raw', key, { name: 'AES-CBC', length: key.length * 8 }, false, ['encrypt']); + return async function (pt) { + const ct = await webCrypto.encrypt({ name: 'AES-CBC', iv: zeroBlock, length: blockLength * 8 }, key, pt); + return new Uint8Array(ct).subarray(0, ct.byteLength - blockLength); + }; + } + if (_util2.default.getNodeCrypto()) { + // Node crypto library + key = Buffer.from(key); + return async function (pt) { + pt = Buffer.from(pt); + const en = new nodeCrypto.createCipheriv('aes-' + key.length * 8 + '-cbc', key, zeroBlock); + const ct = en.update(pt); + return new Uint8Array(ct); + }; + } + // asm.js fallback + return async function (pt) { + return _cbc.AES_CBC.encrypt(pt, key, false, zeroBlock); + }; +} + +},{"../util":158,"asmcrypto.js/dist_es5/aes/cbc":4}],89:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _public_key = require('./public_key'); + +var _public_key2 = _interopRequireDefault(_public_key); + +var _cipher = require('./cipher'); + +var _cipher2 = _interopRequireDefault(_cipher); + +var _random = require('./random'); + +var _random2 = _interopRequireDefault(_random); + +var _ecdh_symkey = require('../type/ecdh_symkey'); + +var _ecdh_symkey2 = _interopRequireDefault(_ecdh_symkey); + +var _kdf_params = require('../type/kdf_params'); + +var _kdf_params2 = _interopRequireDefault(_kdf_params); + +var _mpi = require('../type/mpi'); + +var _mpi2 = _interopRequireDefault(_mpi); + +var _oid = require('../type/oid'); + +var _oid2 = _interopRequireDefault(_oid); + +var _enums = require('../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +var _pkcs = require('./pkcs1'); + +var _pkcs2 = _interopRequireDefault(_pkcs); + +var _pkcs3 = require('./pkcs5'); + +var _pkcs4 = _interopRequireDefault(_pkcs3); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +function constructParams(types, data) { + return types.map(function (type, i) { + if (data && data[i]) { + return new type(data[i]); + } + return new type(); + }); +} // GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +// The GPG4Browsers crypto interface + +/** + * @fileoverview Provides functions for asymmetric encryption and decryption as + * well as key generation and parameter handling for all public-key cryptosystems. + * @requires crypto/public_key + * @requires crypto/cipher + * @requires crypto/random + * @requires type/ecdh_symkey + * @requires type/kdf_params + * @requires type/mpi + * @requires type/oid + * @requires enums + * @requires util + * @module crypto/crypto + */ + +exports.default = { + /** + * Encrypts data using specified algorithm and public key parameters. + * See {@link https://tools.ietf.org/html/rfc4880#section-9.1|RFC 4880 9.1} for public key algorithms. + * @param {module:enums.publicKey} algo Public key algorithm + * @param {Array} pub_params Algorithm-specific public key parameters + * @param {String} data Data to be encrypted + * @param {String} fingerprint Recipient fingerprint + * @returns {Array} encrypted session key parameters + * @async + */ + publicKeyEncrypt: async function publicKeyEncrypt(algo, pub_params, data, fingerprint) { + const types = this.getEncSessionKeyParamTypes(algo); + switch (algo) { + case _enums2.default.publicKey.rsa_encrypt: + case _enums2.default.publicKey.rsa_encrypt_sign: + { + data = _util2.default.str_to_Uint8Array(data); + const n = pub_params[0].toUint8Array(); + const e = pub_params[1].toUint8Array(); + const res = await _public_key2.default.rsa.encrypt(data, n, e); + return constructParams(types, [res]); + } + case _enums2.default.publicKey.elgamal: + { + data = new _mpi2.default((await _pkcs2.default.eme.encode(data, pub_params[0].byteLength()))); + const m = data.toBN(); + const p = pub_params[0].toBN(); + const g = pub_params[1].toBN(); + const y = pub_params[2].toBN(); + const res = await _public_key2.default.elgamal.encrypt(m, p, g, y); + return constructParams(types, [res.c1, res.c2]); + } + case _enums2.default.publicKey.ecdh: + { + data = new _mpi2.default(_pkcs4.default.encode(data)); + const oid = pub_params[0]; + const Q = pub_params[1].toUint8Array(); + const kdf_params = pub_params[2]; + + var _ref = await _public_key2.default.elliptic.ecdh.encrypt(oid, kdf_params.cipher, kdf_params.hash, data, Q, fingerprint); + + const V = _ref.publicKey, + C = _ref.wrappedKey; + + return constructParams(types, [V, C]); + } + default: + return []; + } + }, + + /** + * Decrypts data using specified algorithm and private key parameters. + * See {@link https://tools.ietf.org/html/rfc4880#section-5.5.3|RFC 4880 5.5.3} + * @param {module:enums.publicKey} algo Public key algorithm + * @param {Array} key_params Algorithm-specific public, private key parameters + * @param {Array} + data_params encrypted session key parameters + * @param {String} fingerprint Recipient fingerprint + * @returns {String} String containing the decrypted data + * @async + */ + publicKeyDecrypt: async function publicKeyDecrypt(algo, key_params, data_params, fingerprint) { + switch (algo) { + case _enums2.default.publicKey.rsa_encrypt_sign: + case _enums2.default.publicKey.rsa_encrypt: + { + const c = data_params[0].toUint8Array(); + const n = key_params[0].toUint8Array(); // n = pq + const e = key_params[1].toUint8Array(); + const d = key_params[2].toUint8Array(); // de = 1 mod (p-1)(q-1) + const p = key_params[3].toUint8Array(); + const q = key_params[4].toUint8Array(); + const u = key_params[5].toUint8Array(); // p^-1 mod q + return _public_key2.default.rsa.decrypt(c, n, e, d, p, q, u); + } + case _enums2.default.publicKey.elgamal: + { + const c1 = data_params[0].toBN(); + const c2 = data_params[1].toBN(); + const p = key_params[0].toBN(); + const x = key_params[3].toBN(); + const result = new _mpi2.default((await _public_key2.default.elgamal.decrypt(c1, c2, p, x))); + return _pkcs2.default.eme.decode(result.toString()); + } + case _enums2.default.publicKey.ecdh: + { + const oid = key_params[0]; + const kdf_params = key_params[2]; + const V = data_params[0].toUint8Array(); + const C = data_params[1].data; + const Q = key_params[1].toUint8Array(); + const d = key_params[3].toUint8Array(); + const result = new _mpi2.default((await _public_key2.default.elliptic.ecdh.decrypt(oid, kdf_params.cipher, kdf_params.hash, V, C, Q, d, fingerprint))); + return _pkcs4.default.decode(result.toString()); + } + default: + throw new Error('Invalid public key encryption algorithm.'); + } + }, + + /** Returns the types comprising the private key of an algorithm + * @param {String} algo The public key algorithm + * @returns {Array} The array of types + */ + getPrivKeyParamTypes: function getPrivKeyParamTypes(algo) { + switch (algo) { + // Algorithm-Specific Fields for RSA secret keys: + // - multiprecision integer (MPI) of RSA secret exponent d. + // - MPI of RSA secret prime value p. + // - MPI of RSA secret prime value q (p < q). + // - MPI of u, the multiplicative inverse of p, mod q. + case _enums2.default.publicKey.rsa_encrypt: + case _enums2.default.publicKey.rsa_encrypt_sign: + case _enums2.default.publicKey.rsa_sign: + return [_mpi2.default, _mpi2.default, _mpi2.default, _mpi2.default]; + // Algorithm-Specific Fields for Elgamal secret keys: + // - MPI of Elgamal secret exponent x. + case _enums2.default.publicKey.elgamal: + return [_mpi2.default]; + // Algorithm-Specific Fields for DSA secret keys: + // - MPI of DSA secret exponent x. + case _enums2.default.publicKey.dsa: + return [_mpi2.default]; + // Algorithm-Specific Fields for ECDSA or ECDH secret keys: + // - MPI of an integer representing the secret key. + case _enums2.default.publicKey.ecdh: + case _enums2.default.publicKey.ecdsa: + case _enums2.default.publicKey.eddsa: + return [_mpi2.default]; + default: + throw new Error('Invalid public key encryption algorithm.'); + } + }, + + /** Returns the types comprising the public key of an algorithm + * @param {String} algo The public key algorithm + * @returns {Array} The array of types + */ + getPubKeyParamTypes: function getPubKeyParamTypes(algo) { + switch (algo) { + // Algorithm-Specific Fields for RSA public keys: + // - a multiprecision integer (MPI) of RSA public modulus n; + // - an MPI of RSA public encryption exponent e. + case _enums2.default.publicKey.rsa_encrypt: + case _enums2.default.publicKey.rsa_encrypt_sign: + case _enums2.default.publicKey.rsa_sign: + return [_mpi2.default, _mpi2.default]; + // Algorithm-Specific Fields for Elgamal public keys: + // - MPI of Elgamal prime p; + // - MPI of Elgamal group generator g; + // - MPI of Elgamal public key value y (= g**x mod p where x is secret). + case _enums2.default.publicKey.elgamal: + return [_mpi2.default, _mpi2.default, _mpi2.default]; + // Algorithm-Specific Fields for DSA public keys: + // - MPI of DSA prime p; + // - MPI of DSA group order q (q is a prime divisor of p-1); + // - MPI of DSA group generator g; + // - MPI of DSA public-key value y (= g**x mod p where x is secret). + case _enums2.default.publicKey.dsa: + return [_mpi2.default, _mpi2.default, _mpi2.default, _mpi2.default]; + // Algorithm-Specific Fields for ECDSA/EdDSA public keys: + // - OID of curve; + // - MPI of EC point representing public key. + case _enums2.default.publicKey.ecdsa: + case _enums2.default.publicKey.eddsa: + return [_oid2.default, _mpi2.default]; + // Algorithm-Specific Fields for ECDH public keys: + // - OID of curve; + // - MPI of EC point representing public key. + // - KDF: variable-length field containing KDF parameters. + case _enums2.default.publicKey.ecdh: + return [_oid2.default, _mpi2.default, _kdf_params2.default]; + default: + throw new Error('Invalid public key encryption algorithm.'); + } + }, + + /** Returns the types comprising the encrypted session key of an algorithm + * @param {String} algo The public key algorithm + * @returns {Array} The array of types + */ + getEncSessionKeyParamTypes: function getEncSessionKeyParamTypes(algo) { + switch (algo) { + // Algorithm-Specific Fields for RSA encrypted session keys: + // - MPI of RSA encrypted value m**e mod n. + case _enums2.default.publicKey.rsa_encrypt: + case _enums2.default.publicKey.rsa_encrypt_sign: + return [_mpi2.default]; + + // Algorithm-Specific Fields for Elgamal encrypted session keys: + // - MPI of Elgamal value g**k mod p + // - MPI of Elgamal value m * y**k mod p + case _enums2.default.publicKey.elgamal: + return [_mpi2.default, _mpi2.default]; + // Algorithm-Specific Fields for ECDH encrypted session keys: + // - MPI containing the ephemeral key used to establish the shared secret + // - ECDH Symmetric Key + case _enums2.default.publicKey.ecdh: + return [_mpi2.default, _ecdh_symkey2.default]; + default: + throw new Error('Invalid public key encryption algorithm.'); + } + }, + + /** Generate algorithm-specific key parameters + * @param {String} algo The public key algorithm + * @param {Integer} bits Bit length for RSA keys + * @param {module:type/oid} oid Object identifier for ECC keys + * @returns {Array} The array of parameters + * @async + */ + generateParams: function generateParams(algo, bits, oid) { + const types = [].concat(this.getPubKeyParamTypes(algo), this.getPrivKeyParamTypes(algo)); + switch (algo) { + case _enums2.default.publicKey.rsa_encrypt: + case _enums2.default.publicKey.rsa_encrypt_sign: + case _enums2.default.publicKey.rsa_sign: + { + return _public_key2.default.rsa.generate(bits, "10001").then(function (keyObject) { + return constructParams(types, [keyObject.n, keyObject.e, keyObject.d, keyObject.p, keyObject.q, keyObject.u]); + }); + } + case _enums2.default.publicKey.dsa: + case _enums2.default.publicKey.elgamal: + throw new Error('Unsupported algorithm for key generation.'); + case _enums2.default.publicKey.ecdsa: + case _enums2.default.publicKey.eddsa: + return _public_key2.default.elliptic.generate(oid).then(function (keyObject) { + return constructParams(types, [keyObject.oid, keyObject.Q, keyObject.d]); + }); + case _enums2.default.publicKey.ecdh: + return _public_key2.default.elliptic.generate(oid).then(function (keyObject) { + return constructParams(types, [keyObject.oid, keyObject.Q, [keyObject.hash, keyObject.cipher], keyObject.d]); + }); + default: + throw new Error('Invalid public key algorithm.'); + } + }, + + /** + * Generates a random byte prefix for the specified algorithm + * See {@link https://tools.ietf.org/html/rfc4880#section-9.2|RFC 4880 9.2} for algorithms. + * @param {module:enums.symmetric} algo Symmetric encryption algorithm + * @returns {Uint8Array} Random bytes with length equal to the block size of the cipher, plus the last two bytes repeated. + * @async + */ + getPrefixRandom: async function getPrefixRandom(algo) { + const prefixrandom = await _random2.default.getRandomBytes(_cipher2.default[algo].blockSize); + const repeat = new Uint8Array([prefixrandom[prefixrandom.length - 2], prefixrandom[prefixrandom.length - 1]]); + return _util2.default.concat([prefixrandom, repeat]); + }, + + /** + * Generating a session key for the specified symmetric algorithm + * See {@link https://tools.ietf.org/html/rfc4880#section-9.2|RFC 4880 9.2} for algorithms. + * @param {module:enums.symmetric} algo Symmetric encryption algorithm + * @returns {Uint8Array} Random bytes as a string to be used as a key + * @async + */ + generateSessionKey: function generateSessionKey(algo) { + return _random2.default.getRandomBytes(_cipher2.default[algo].keySize); + }, + + constructParams: constructParams +}; + +},{"../enums":113,"../type/ecdh_symkey":152,"../type/kdf_params":153,"../type/mpi":155,"../type/oid":156,"../util":158,"./cipher":86,"./pkcs1":96,"./pkcs5":97,"./public_key":106,"./random":109}],90:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }(); // OpenPGP.js - An OpenPGP implementation in javascript +// Copyright (C) 2018 ProtonTech AG +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @fileoverview This module implements AES-EAX en/decryption on top of + * native AES-CTR using either the WebCrypto API or Node.js' crypto API. + * @requires asmcrypto.js + * @requires crypto/cmac + * @requires util + * @module crypto/eax + */ + +var _ctr = require('asmcrypto.js/dist_es5/aes/ctr'); + +var _cmac = require('./cmac'); + +var _cmac2 = _interopRequireDefault(_cmac); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +const webCrypto = _util2.default.getWebCrypto(); +const nodeCrypto = _util2.default.getNodeCrypto(); +const Buffer = _util2.default.getNodeBuffer(); + +const blockLength = 16; +const ivLength = blockLength; +const tagLength = blockLength; + +const zero = new Uint8Array(blockLength); +const one = new Uint8Array(blockLength);one[blockLength - 1] = 1; +const two = new Uint8Array(blockLength);two[blockLength - 1] = 2; + +async function OMAC(key) { + const cmac = await (0, _cmac2.default)(key); + return function (t, message) { + return cmac(_util2.default.concatUint8Array([t, message])); + }; +} + +async function CTR(key) { + if (_util2.default.getWebCrypto() && key.length !== 24 && // WebCrypto (no 192 bit support) see: https://www.chromium.org/blink/webcrypto#TOC-AES-support + navigator.userAgent.indexOf('Edge') === -1) { + key = await webCrypto.importKey('raw', key, { name: 'AES-CTR', length: key.length * 8 }, false, ['encrypt']); + return async function (pt, iv) { + const ct = await webCrypto.encrypt({ name: 'AES-CTR', counter: iv, length: blockLength * 8 }, key, pt); + return new Uint8Array(ct); + }; + } + if (_util2.default.getNodeCrypto()) { + // Node crypto library + key = Buffer.from(key); + return async function (pt, iv) { + pt = Buffer.from(pt); + iv = Buffer.from(iv); + const en = new nodeCrypto.createCipheriv('aes-' + key.length * 8 + '-ctr', key, iv); + const ct = Buffer.concat([en.update(pt), en.final()]); + return new Uint8Array(ct); + }; + } + // asm.js fallback + return async function (pt, iv) { + return _ctr.AES_CTR.encrypt(pt, key, iv); + }; +} + +/** + * Class to en/decrypt using EAX mode. + * @param {String} cipher The symmetric cipher algorithm to use e.g. 'aes128' + * @param {Uint8Array} key The encryption key + */ +async function EAX(cipher, key) { + if (cipher.substr(0, 3) !== 'aes') { + throw new Error('EAX mode supports only AES cipher'); + } + + var _ref = await Promise.all([OMAC(key), CTR(key)]), + _ref2 = _slicedToArray(_ref, 2); + + const omac = _ref2[0], + ctr = _ref2[1]; + + + return { + /** + * Encrypt plaintext input. + * @param {Uint8Array} plaintext The cleartext input to be encrypted + * @param {Uint8Array} nonce The nonce (16 bytes) + * @param {Uint8Array} adata Associated data to sign + * @returns {Promise} The ciphertext output + */ + encrypt: async function encrypt(plaintext, nonce, adata) { + var _ref3 = await Promise.all([omac(zero, nonce), omac(one, adata)]), + _ref4 = _slicedToArray(_ref3, 2); + + const omacNonce = _ref4[0], + omacAdata = _ref4[1]; + + const ciphered = await ctr(plaintext, omacNonce); + const omacCiphered = await omac(two, ciphered); + const tag = omacCiphered; // Assumes that omac(*).length === tagLength. + for (let i = 0; i < tagLength; i++) { + tag[i] ^= omacAdata[i] ^ omacNonce[i]; + } + return _util2.default.concatUint8Array([ciphered, tag]); + }, + + /** + * Decrypt ciphertext input. + * @param {Uint8Array} ciphertext The ciphertext input to be decrypted + * @param {Uint8Array} nonce The nonce (16 bytes) + * @param {Uint8Array} adata Associated data to verify + * @returns {Promise} The plaintext output + */ + decrypt: async function decrypt(ciphertext, nonce, adata) { + if (ciphertext.length < tagLength) throw new Error('Invalid EAX ciphertext'); + const ciphered = ciphertext.subarray(0, -tagLength); + const ctTag = ciphertext.subarray(-tagLength); + + var _ref5 = await Promise.all([omac(zero, nonce), omac(one, adata), omac(two, ciphered)]), + _ref6 = _slicedToArray(_ref5, 3); + + const omacNonce = _ref6[0], + omacAdata = _ref6[1], + omacCiphered = _ref6[2]; + + const tag = omacCiphered; // Assumes that omac(*).length === tagLength. + for (let i = 0; i < tagLength; i++) { + tag[i] ^= omacAdata[i] ^ omacNonce[i]; + } + if (!_util2.default.equalsUint8Array(ctTag, tag)) throw new Error('Authentication tag mismatch'); + const plaintext = await ctr(ciphered, omacNonce); + return plaintext; + } + }; +} + +/** + * Get EAX nonce as defined by {@link https://tools.ietf.org/html/draft-ietf-openpgp-rfc4880bis-04#section-5.16.1|RFC4880bis-04, section 5.16.1}. + * @param {Uint8Array} iv The initialization vector (16 bytes) + * @param {Uint8Array} chunkIndex The chunk index (8 bytes) + */ +EAX.getNonce = function (iv, chunkIndex) { + const nonce = iv.slice(); + for (let i = 0; i < chunkIndex.length; i++) { + nonce[8 + i] ^= chunkIndex[i]; + } + return nonce; +}; + +EAX.blockLength = blockLength; +EAX.ivLength = ivLength; +EAX.tagLength = tagLength; + +exports.default = EAX; + +},{"../util":158,"./cmac":88,"asmcrypto.js/dist_es5/aes/ctr":6}],91:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _gcm = require('asmcrypto.js/dist_es5/aes/gcm'); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +// OpenPGP.js - An OpenPGP implementation in javascript +// Copyright (C) 2016 Tankred Hase +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @fileoverview This module wraps native AES-GCM en/decryption for both + * the WebCrypto api as well as node.js' crypto api. + * @requires asmcrypto.js + * @requires util + * @module crypto/gcm + */ + +const webCrypto = _util2.default.getWebCrypto(); // no GCM support in IE11, Safari 9 +const nodeCrypto = _util2.default.getNodeCrypto(); +const Buffer = _util2.default.getNodeBuffer(); + +const blockLength = 16; +const ivLength = 12; // size of the IV in bytes +const tagLength = 16; // size of the tag in bytes +const ALGO = 'AES-GCM'; + +/** + * Class to en/decrypt using GCM mode. + * @param {String} cipher The symmetric cipher algorithm to use e.g. 'aes128' + * @param {Uint8Array} key The encryption key + */ +async function GCM(cipher, key) { + if (cipher.substr(0, 3) !== 'aes') { + throw new Error('GCM mode supports only AES cipher'); + } + + if (_util2.default.getWebCrypto() && key.length !== 24) { + // WebCrypto (no 192 bit support) see: https://www.chromium.org/blink/webcrypto#TOC-AES-support + const _key = await webCrypto.importKey('raw', key, { name: ALGO }, false, ['encrypt', 'decrypt']); + + return { + encrypt: async function encrypt(pt, iv, adata = new Uint8Array()) { + if (!pt.length || + // iOS does not support GCM-en/decrypting empty messages + // Also, synchronous en/decryption might be faster in this case. + !adata.length && navigator.userAgent.indexOf('Edge') !== -1 + // Edge does not support GCM-en/decrypting without ADATA + ) { + return _gcm.AES_GCM.encrypt(pt, key, iv, adata); + } + const ct = await webCrypto.encrypt({ name: ALGO, iv, additionalData: adata, tagLength: tagLength * 8 }, _key, pt); + return new Uint8Array(ct); + }, + + decrypt: async function decrypt(ct, iv, adata = new Uint8Array()) { + if (ct.length === tagLength || + // iOS does not support GCM-en/decrypting empty messages + // Also, synchronous en/decryption might be faster in this case. + !adata.length && navigator.userAgent.indexOf('Edge') !== -1 + // Edge does not support GCM-en/decrypting without ADATA + ) { + return _gcm.AES_GCM.decrypt(ct, key, iv, adata); + } + const pt = await webCrypto.decrypt({ name: ALGO, iv, additionalData: adata, tagLength: tagLength * 8 }, _key, ct); + return new Uint8Array(pt); + } + }; + } + + if (_util2.default.getNodeCrypto()) { + // Node crypto library + key = Buffer.from(key); + + return { + encrypt: async function encrypt(pt, iv, adata = new Uint8Array()) { + pt = Buffer.from(pt); + iv = Buffer.from(iv); + adata = Buffer.from(adata); + const en = new nodeCrypto.createCipheriv('aes-' + key.length * 8 + '-gcm', key, iv); + en.setAAD(adata); + const ct = Buffer.concat([en.update(pt), en.final(), en.getAuthTag()]); // append auth tag to ciphertext + return new Uint8Array(ct); + }, + + decrypt: async function decrypt(ct, iv, adata = new Uint8Array()) { + ct = Buffer.from(ct); + iv = Buffer.from(iv); + adata = Buffer.from(adata); + const de = new nodeCrypto.createDecipheriv('aes-' + key.length * 8 + '-gcm', key, iv); + de.setAAD(adata); + de.setAuthTag(ct.slice(ct.length - tagLength, ct.length)); // read auth tag at end of ciphertext + const pt = Buffer.concat([de.update(ct.slice(0, ct.length - tagLength)), de.final()]); + return new Uint8Array(pt); + } + }; + } + + return { + encrypt: async function encrypt(pt, iv, adata) { + return _gcm.AES_GCM.encrypt(pt, key, iv, adata); + }, + + decrypt: async function decrypt(ct, iv, adata) { + return _gcm.AES_GCM.decrypt(ct, key, iv, adata); + } + }; +} + +/** + * Get GCM nonce. Note: this operation is not defined by the standard. + * A future version of the standard may define GCM mode differently, + * hopefully under a different ID (we use Private/Experimental algorithm + * ID 100) so that we can maintain backwards compatibility. + * @param {Uint8Array} iv The initialization vector (12 bytes) + * @param {Uint8Array} chunkIndex The chunk index (8 bytes) + */ +GCM.getNonce = function (iv, chunkIndex) { + const nonce = iv.slice(); + for (let i = 0; i < chunkIndex.length; i++) { + nonce[4 + i] ^= chunkIndex[i]; + } + return nonce; +}; + +GCM.blockLength = blockLength; +GCM.ivLength = ivLength; +GCM.tagLength = tagLength; + +exports.default = GCM; + +},{"../util":158,"asmcrypto.js/dist_es5/aes/gcm":8}],92:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _sha = require('asmcrypto.js/dist_es5/hash/sha1/sha1'); + +var _sha2 = require('asmcrypto.js/dist_es5/hash/sha256/sha256'); + +var _ = require('hash.js/lib/hash/sha/224'); + +var _2 = _interopRequireDefault(_); + +var _3 = require('hash.js/lib/hash/sha/384'); + +var _4 = _interopRequireDefault(_3); + +var _5 = require('hash.js/lib/hash/sha/512'); + +var _6 = _interopRequireDefault(_5); + +var _ripemd = require('hash.js/lib/hash/ripemd'); + +var _webStreamTools = require('web-stream-tools'); + +var _webStreamTools2 = _interopRequireDefault(_webStreamTools); + +var _md = require('./md5'); + +var _md2 = _interopRequireDefault(_md); + +var _config = require('../../config'); + +var _config2 = _interopRequireDefault(_config); + +var _util = require('../../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * @fileoverview Provides an interface to hashing functions available in Node.js or external libraries. + * @see {@link https://github.com/asmcrypto/asmcrypto.js|asmCrypto} + * @see {@link https://github.com/indutny/hash.js|hash.js} + * @requires asmcrypto.js + * @requires hash.js + * @requires web-stream-tools + * @requires crypto/hash/md5 + * @requires config + * @requires util + * @module crypto/hash + */ + +const webCrypto = _util2.default.getWebCrypto(); +const nodeCrypto = _util2.default.getNodeCrypto(); +const Buffer = _util2.default.getNodeBuffer(); + +function node_hash(type) { + return async function (data) { + const shasum = nodeCrypto.createHash(type); + return _webStreamTools2.default.transform(data, value => { + shasum.update(Buffer.from(value)); + }, () => new Uint8Array(shasum.digest())); + }; +} + +function hashjs_hash(hash, webCryptoHash) { + return async function (data) { + if (!_util2.default.isStream(data) && webCrypto && webCryptoHash && data.length >= _config2.default.min_bytes_for_web_crypto) { + return new Uint8Array((await webCrypto.digest(webCryptoHash, data))); + } + const hashInstance = hash(); + return _webStreamTools2.default.transform(data, value => { + hashInstance.update(value); + }, () => new Uint8Array(hashInstance.digest())); + }; +} + +function asmcrypto_hash(hash, webCryptoHash) { + return async function (data) { + if (_util2.default.isStream(data)) { + const hashInstance = new hash(); + return _webStreamTools2.default.transform(data, value => { + hashInstance.process(value); + }, () => hashInstance.finish().result); + } else if (webCrypto && webCryptoHash && data.length >= _config2.default.min_bytes_for_web_crypto) { + return new Uint8Array((await webCrypto.digest(webCryptoHash, data))); + } else { + return hash.bytes(data); + } + }; +} + +let hash_fns; +if (nodeCrypto) { + // Use Node native crypto for all hash functions + hash_fns = { + md5: node_hash('md5'), + sha1: node_hash('sha1'), + sha224: node_hash('sha224'), + sha256: node_hash('sha256'), + sha384: node_hash('sha384'), + sha512: node_hash('sha512'), + ripemd: node_hash('ripemd160') + }; +} else { + // Use JS fallbacks + hash_fns = { + md5: _md2.default, + sha1: asmcrypto_hash(_sha.Sha1, navigator.userAgent.indexOf('Edge') === -1 && 'SHA-1'), + sha224: hashjs_hash(_2.default), + sha256: asmcrypto_hash(_sha2.Sha256, 'SHA-256'), + sha384: hashjs_hash(_4.default, 'SHA-384'), + sha512: hashjs_hash(_6.default, 'SHA-512'), // asmcrypto sha512 is huge. + ripemd: hashjs_hash(_ripemd.ripemd160) + }; +} + +exports.default = { + + /** @see module:md5 */ + md5: hash_fns.md5, + /** @see asmCrypto */ + sha1: hash_fns.sha1, + /** @see hash.js */ + sha224: hash_fns.sha224, + /** @see asmCrypto */ + sha256: hash_fns.sha256, + /** @see hash.js */ + sha384: hash_fns.sha384, + /** @see asmCrypto */ + sha512: hash_fns.sha512, + /** @see hash.js */ + ripemd: hash_fns.ripemd, + + /** + * Create a hash on the specified data using the specified algorithm + * @param {module:enums.hash} algo Hash algorithm type (see {@link https://tools.ietf.org/html/rfc4880#section-9.4|RFC 4880 9.4}) + * @param {Uint8Array} data Data to be hashed + * @returns {Promise} hash value + */ + digest: function digest(algo, data) { + switch (algo) { + case 1: + // - MD5 [HAC] + return this.md5(data); + case 2: + // - SHA-1 [FIPS180] + return this.sha1(data); + case 3: + // - RIPE-MD/160 [HAC] + return this.ripemd(data); + case 8: + // - SHA256 [FIPS180] + return this.sha256(data); + case 9: + // - SHA384 [FIPS180] + return this.sha384(data); + case 10: + // - SHA512 [FIPS180] + return this.sha512(data); + case 11: + // - SHA224 [FIPS180] + return this.sha224(data); + default: + throw new Error('Invalid hash function.'); + } + }, + + /** + * Returns the hash size in bytes of the specified hash algorithm type + * @param {module:enums.hash} algo Hash algorithm type (See {@link https://tools.ietf.org/html/rfc4880#section-9.4|RFC 4880 9.4}) + * @returns {Integer} Size in bytes of the resulting hash + */ + getHashByteLength: function getHashByteLength(algo) { + switch (algo) { + case 1: + // - MD5 [HAC] + return 16; + case 2: // - SHA-1 [FIPS180] + case 3: + // - RIPE-MD/160 [HAC] + return 20; + case 8: + // - SHA256 [FIPS180] + return 32; + case 9: + // - SHA384 [FIPS180] + return 48; + case 10: + // - SHA512 [FIPS180] + return 64; + case 11: + // - SHA224 [FIPS180] + return 28; + default: + throw new Error('Invalid hash algorithm.'); + } + } +}; + +},{"../../config":79,"../../util":158,"./md5":93,"asmcrypto.js/dist_es5/hash/sha1/sha1":11,"asmcrypto.js/dist_es5/hash/sha256/sha256":13,"hash.js/lib/hash/ripemd":37,"hash.js/lib/hash/sha/224":40,"hash.js/lib/hash/sha/384":42,"hash.js/lib/hash/sha/512":43,"web-stream-tools":75}],93:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _util = require('../../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +// MD5 Digest +async function md5(entree) { + const digest = md51(_util2.default.Uint8Array_to_str(entree)); + return _util2.default.hex_to_Uint8Array(hex(digest)); +} /** + * A fast MD5 JavaScript implementation + * Copyright (c) 2012 Joseph Myers + * http://www.myersdaily.org/joseph/javascript/md5-text.html + * + * Permission to use, copy, modify, and distribute this software + * and its documentation for any purposes and without + * fee is hereby granted provided that this copyright notice + * appears in all copies. + * + * Of course, this soft is provided "as is" without express or implied + * warranty of any kind. + */ + +/** + * @requires util + */ + +function md5cycle(x, k) { + let a = x[0]; + let b = x[1]; + let c = x[2]; + let d = x[3]; + + a = ff(a, b, c, d, k[0], 7, -680876936); + d = ff(d, a, b, c, k[1], 12, -389564586); + c = ff(c, d, a, b, k[2], 17, 606105819); + b = ff(b, c, d, a, k[3], 22, -1044525330); + a = ff(a, b, c, d, k[4], 7, -176418897); + d = ff(d, a, b, c, k[5], 12, 1200080426); + c = ff(c, d, a, b, k[6], 17, -1473231341); + b = ff(b, c, d, a, k[7], 22, -45705983); + a = ff(a, b, c, d, k[8], 7, 1770035416); + d = ff(d, a, b, c, k[9], 12, -1958414417); + c = ff(c, d, a, b, k[10], 17, -42063); + b = ff(b, c, d, a, k[11], 22, -1990404162); + a = ff(a, b, c, d, k[12], 7, 1804603682); + d = ff(d, a, b, c, k[13], 12, -40341101); + c = ff(c, d, a, b, k[14], 17, -1502002290); + b = ff(b, c, d, a, k[15], 22, 1236535329); + + a = gg(a, b, c, d, k[1], 5, -165796510); + d = gg(d, a, b, c, k[6], 9, -1069501632); + c = gg(c, d, a, b, k[11], 14, 643717713); + b = gg(b, c, d, a, k[0], 20, -373897302); + a = gg(a, b, c, d, k[5], 5, -701558691); + d = gg(d, a, b, c, k[10], 9, 38016083); + c = gg(c, d, a, b, k[15], 14, -660478335); + b = gg(b, c, d, a, k[4], 20, -405537848); + a = gg(a, b, c, d, k[9], 5, 568446438); + d = gg(d, a, b, c, k[14], 9, -1019803690); + c = gg(c, d, a, b, k[3], 14, -187363961); + b = gg(b, c, d, a, k[8], 20, 1163531501); + a = gg(a, b, c, d, k[13], 5, -1444681467); + d = gg(d, a, b, c, k[2], 9, -51403784); + c = gg(c, d, a, b, k[7], 14, 1735328473); + b = gg(b, c, d, a, k[12], 20, -1926607734); + + a = hh(a, b, c, d, k[5], 4, -378558); + d = hh(d, a, b, c, k[8], 11, -2022574463); + c = hh(c, d, a, b, k[11], 16, 1839030562); + b = hh(b, c, d, a, k[14], 23, -35309556); + a = hh(a, b, c, d, k[1], 4, -1530992060); + d = hh(d, a, b, c, k[4], 11, 1272893353); + c = hh(c, d, a, b, k[7], 16, -155497632); + b = hh(b, c, d, a, k[10], 23, -1094730640); + a = hh(a, b, c, d, k[13], 4, 681279174); + d = hh(d, a, b, c, k[0], 11, -358537222); + c = hh(c, d, a, b, k[3], 16, -722521979); + b = hh(b, c, d, a, k[6], 23, 76029189); + a = hh(a, b, c, d, k[9], 4, -640364487); + d = hh(d, a, b, c, k[12], 11, -421815835); + c = hh(c, d, a, b, k[15], 16, 530742520); + b = hh(b, c, d, a, k[2], 23, -995338651); + + a = ii(a, b, c, d, k[0], 6, -198630844); + d = ii(d, a, b, c, k[7], 10, 1126891415); + c = ii(c, d, a, b, k[14], 15, -1416354905); + b = ii(b, c, d, a, k[5], 21, -57434055); + a = ii(a, b, c, d, k[12], 6, 1700485571); + d = ii(d, a, b, c, k[3], 10, -1894986606); + c = ii(c, d, a, b, k[10], 15, -1051523); + b = ii(b, c, d, a, k[1], 21, -2054922799); + a = ii(a, b, c, d, k[8], 6, 1873313359); + d = ii(d, a, b, c, k[15], 10, -30611744); + c = ii(c, d, a, b, k[6], 15, -1560198380); + b = ii(b, c, d, a, k[13], 21, 1309151649); + a = ii(a, b, c, d, k[4], 6, -145523070); + d = ii(d, a, b, c, k[11], 10, -1120210379); + c = ii(c, d, a, b, k[2], 15, 718787259); + b = ii(b, c, d, a, k[9], 21, -343485551); + + x[0] = add32(a, x[0]); + x[1] = add32(b, x[1]); + x[2] = add32(c, x[2]); + x[3] = add32(d, x[3]); +} + +function cmn(q, a, b, x, s, t) { + a = add32(add32(a, q), add32(x, t)); + return add32(a << s | a >>> 32 - s, b); +} + +function ff(a, b, c, d, x, s, t) { + return cmn(b & c | ~b & d, a, b, x, s, t); +} + +function gg(a, b, c, d, x, s, t) { + return cmn(b & d | c & ~d, a, b, x, s, t); +} + +function hh(a, b, c, d, x, s, t) { + return cmn(b ^ c ^ d, a, b, x, s, t); +} + +function ii(a, b, c, d, x, s, t) { + return cmn(c ^ (b | ~d), a, b, x, s, t); +} + +function md51(s) { + const n = s.length; + const state = [1732584193, -271733879, -1732584194, 271733878]; + let i; + for (i = 64; i <= s.length; i += 64) { + md5cycle(state, md5blk(s.substring(i - 64, i))); + } + s = s.substring(i - 64); + const tail = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]; + for (i = 0; i < s.length; i++) { + tail[i >> 2] |= s.charCodeAt(i) << (i % 4 << 3); + } + tail[i >> 2] |= 0x80 << (i % 4 << 3); + if (i > 55) { + md5cycle(state, tail); + for (i = 0; i < 16; i++) { + tail[i] = 0; + } + } + tail[14] = n * 8; + md5cycle(state, tail); + return state; +} + +/* there needs to be support for Unicode here, + * unless we pretend that we can redefine the MD-5 + * algorithm for multi-byte characters (perhaps + * by adding every four 16-bit characters and + * shortening the sum to 32 bits). Otherwise + * I suggest performing MD-5 as if every character + * was two bytes--e.g., 0040 0025 = @%--but then + * how will an ordinary MD-5 sum be matched? + * There is no way to standardize text to something + * like UTF-8 before transformation; speed cost is + * utterly prohibitive. The JavaScript standard + * itself needs to look at this: it should start + * providing access to strings as preformed UTF-8 + * 8-bit unsigned value arrays. + */ +function md5blk(s) { + /* I figured global was faster. */ + const md5blks = []; + let i; /* Andy King said do it this way. */ + for (i = 0; i < 64; i += 4) { + md5blks[i >> 2] = s.charCodeAt(i) + (s.charCodeAt(i + 1) << 8) + (s.charCodeAt(i + 2) << 16) + (s.charCodeAt(i + 3) << 24); + } + return md5blks; +} + +const hex_chr = '0123456789abcdef'.split(''); + +function rhex(n) { + let s = ''; + let j = 0; + for (; j < 4; j++) { + s += hex_chr[n >> j * 8 + 4 & 0x0F] + hex_chr[n >> j * 8 & 0x0F]; + } + return s; +} + +function hex(x) { + for (let i = 0; i < x.length; i++) { + x[i] = rhex(x[i]); + } + return x.join(''); +} + +/* this function is much faster, +so if possible we use it. Some IEs +are the only ones I know of that +need the idiotic second function, +generated by an if clause. */ + +function add32(a, b) { + return a + b & 0xFFFFFFFF; +} + +exports.default = md5; + +},{"../../util":158}],94:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _cipher = require('./cipher'); + +var _cipher2 = _interopRequireDefault(_cipher); + +var _hash = require('./hash'); + +var _hash2 = _interopRequireDefault(_hash); + +var _cfb = require('./cfb'); + +var _cfb2 = _interopRequireDefault(_cfb); + +var _gcm = require('./gcm'); + +var _gcm2 = _interopRequireDefault(_gcm); + +var _eax = require('./eax'); + +var _eax2 = _interopRequireDefault(_eax); + +var _ocb = require('./ocb'); + +var _ocb2 = _interopRequireDefault(_ocb); + +var _public_key = require('./public_key'); + +var _public_key2 = _interopRequireDefault(_public_key); + +var _signature = require('./signature'); + +var _signature2 = _interopRequireDefault(_signature); + +var _random = require('./random'); + +var _random2 = _interopRequireDefault(_random); + +var _pkcs = require('./pkcs1'); + +var _pkcs2 = _interopRequireDefault(_pkcs); + +var _pkcs3 = require('./pkcs5'); + +var _pkcs4 = _interopRequireDefault(_pkcs3); + +var _crypto = require('./crypto'); + +var _crypto2 = _interopRequireDefault(_crypto); + +var _aes_kw = require('./aes_kw'); + +var _aes_kw2 = _interopRequireDefault(_aes_kw); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +// TODO move cfb and gcm to cipher +const mod = { + /** @see module:crypto/cipher */ + cipher: _cipher2.default, + /** @see module:crypto/hash */ + hash: _hash2.default, + /** @see module:crypto/cfb */ + cfb: _cfb2.default, + /** @see module:crypto/gcm */ + gcm: _gcm2.default, + experimental_gcm: _gcm2.default, + /** @see module:crypto/eax */ + eax: _eax2.default, + /** @see module:crypto/ocb */ + ocb: _ocb2.default, + /** @see module:crypto/public_key */ + publicKey: _public_key2.default, + /** @see module:crypto/signature */ + signature: _signature2.default, + /** @see module:crypto/random */ + random: _random2.default, + /** @see module:crypto/pkcs1 */ + pkcs1: _pkcs2.default, + /** @see module:crypto/pkcs5 */ + pkcs5: _pkcs4.default, + /** @see module:crypto/aes_kw */ + aes_kw: _aes_kw2.default +}; /** + * @fileoverview Provides access to all cryptographic primitives used in OpenPGP.js + * @see module:crypto/crypto + * @see module:crypto/signature + * @see module:crypto/public_key + * @see module:crypto/cipher + * @see module:crypto/random + * @see module:crypto/hash + * @module crypto + */ + +Object.assign(mod, _crypto2.default); + +exports.default = mod; + +},{"./aes_kw":80,"./cfb":81,"./cipher":86,"./crypto":89,"./eax":90,"./gcm":91,"./hash":92,"./ocb":95,"./pkcs1":96,"./pkcs5":97,"./public_key":106,"./random":109,"./signature":110}],95:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _cipher = require('./cipher'); + +var _cipher2 = _interopRequireDefault(_cipher); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +// OpenPGP.js - An OpenPGP implementation in javascript +// Copyright (C) 2018 ProtonTech AG +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @fileoverview This module implements AES-OCB en/decryption. + * @requires crypto/cipher + * @requires util + * @module crypto/ocb + */ + +const blockLength = 16; +const ivLength = 15; + +// https://tools.ietf.org/html/draft-ietf-openpgp-rfc4880bis-04#section-5.16.2: +// While OCB [RFC7253] allows the authentication tag length to be of any +// number up to 128 bits long, this document requires a fixed +// authentication tag length of 128 bits (16 octets) for simplicity. +const tagLength = 16; + +function ntz(n) { + let ntz = 0; + for (let i = 1; (n & i) === 0; i <<= 1) { + ntz++; + } + return ntz; +} + +function xorMut(S, T) { + for (let i = 0; i < S.length; i++) { + S[i] ^= T[i]; + } + return S; +} + +function xor(S, T) { + return xorMut(S.slice(), T); +} + +const zeroBlock = new Uint8Array(blockLength); +const one = new Uint8Array([1]); + +/** + * Class to en/decrypt using OCB mode. + * @param {String} cipher The symmetric cipher algorithm to use e.g. 'aes128' + * @param {Uint8Array} key The encryption key + */ +async function OCB(cipher, key) { + + let maxNtz = 0; + let encipher; + let decipher; + let mask; + + constructKeyVariables(cipher, key); + + function constructKeyVariables(cipher, key) { + const aes = new _cipher2.default[cipher](key); + encipher = aes.encrypt.bind(aes); + decipher = aes.decrypt.bind(aes); + + const mask_x = encipher(zeroBlock); + const mask_$ = _util2.default.double(mask_x); + mask = []; + mask[0] = _util2.default.double(mask_$); + + mask.x = mask_x; + mask.$ = mask_$; + } + + function extendKeyVariables(text, adata) { + const newMaxNtz = _util2.default.nbits(Math.max(text.length, adata.length) / blockLength | 0) - 1; + for (let i = maxNtz + 1; i <= newMaxNtz; i++) { + mask[i] = _util2.default.double(mask[i - 1]); + } + maxNtz = newMaxNtz; + } + + function hash(adata) { + if (!adata.length) { + // Fast path + return zeroBlock; + } + + // + // Consider A as a sequence of 128-bit blocks + // + const m = adata.length / blockLength | 0; + + const offset = new Uint8Array(blockLength); + const sum = new Uint8Array(blockLength); + for (let i = 0; i < m; i++) { + xorMut(offset, mask[ntz(i + 1)]); + xorMut(sum, encipher(xor(offset, adata))); + adata = adata.subarray(blockLength); + } + + // + // Process any final partial block; compute final hash value + // + if (adata.length) { + xorMut(offset, mask.x); + + const cipherInput = new Uint8Array(blockLength); + cipherInput.set(adata, 0); + cipherInput[adata.length] = 0b10000000; + xorMut(cipherInput, offset); + + xorMut(sum, encipher(cipherInput)); + } + + return sum; + } + + /** + * Encrypt/decrypt data. + * @param {encipher|decipher} fn Encryption/decryption block cipher function + * @param {Uint8Array} text The cleartext or ciphertext (without tag) input + * @param {Uint8Array} nonce The nonce (15 bytes) + * @param {Uint8Array} adata Associated data to sign + * @returns {Promise} The ciphertext or plaintext output, with tag appended in both cases + */ + function crypt(fn, text, nonce, adata) { + // + // Consider P as a sequence of 128-bit blocks + // + const m = text.length / blockLength | 0; + + // + // Key-dependent variables + // + extendKeyVariables(text, adata); + + // + // Nonce-dependent and per-encryption variables + // + // Nonce = num2str(TAGLEN mod 128,7) || zeros(120-bitlen(N)) || 1 || N + // Note: We assume here that tagLength mod 16 == 0. + const paddedNonce = _util2.default.concatUint8Array([zeroBlock.subarray(0, ivLength - nonce.length), one, nonce]); + // bottom = str2num(Nonce[123..128]) + const bottom = paddedNonce[blockLength - 1] & 0b111111; + // Ktop = ENCIPHER(K, Nonce[1..122] || zeros(6)) + paddedNonce[blockLength - 1] &= 0b11000000; + const kTop = encipher(paddedNonce); + // Stretch = Ktop || (Ktop[1..64] xor Ktop[9..72]) + const stretched = _util2.default.concatUint8Array([kTop, xor(kTop.subarray(0, 8), kTop.subarray(1, 9))]); + // Offset_0 = Stretch[1+bottom..128+bottom] + const offset = _util2.default.shiftRight(stretched.subarray(0 + (bottom >> 3), 17 + (bottom >> 3)), 8 - (bottom & 7)).subarray(1); + // Checksum_0 = zeros(128) + const checksum = new Uint8Array(blockLength); + + const ct = new Uint8Array(text.length + tagLength); + + // + // Process any whole blocks + // + let i; + let pos = 0; + for (i = 0; i < m; i++) { + // Offset_i = Offset_{i-1} xor L_{ntz(i)} + xorMut(offset, mask[ntz(i + 1)]); + // C_i = Offset_i xor ENCIPHER(K, P_i xor Offset_i) + // P_i = Offset_i xor DECIPHER(K, C_i xor Offset_i) + ct.set(xorMut(fn(xor(offset, text)), offset), pos); + // Checksum_i = Checksum_{i-1} xor P_i + xorMut(checksum, fn === encipher ? text : ct.subarray(pos)); + + text = text.subarray(blockLength); + pos += blockLength; + } + + // + // Process any final partial block and compute raw tag + // + if (text.length) { + // Offset_* = Offset_m xor L_* + xorMut(offset, mask.x); + // Pad = ENCIPHER(K, Offset_*) + const padding = encipher(offset); + // C_* = P_* xor Pad[1..bitlen(P_*)] + ct.set(xor(text, padding), pos); + + // Checksum_* = Checksum_m xor (P_* || 1 || new Uint8Array(127-bitlen(P_*))) + const xorInput = new Uint8Array(blockLength); + xorInput.set(fn === encipher ? text : ct.subarray(pos, -tagLength), 0); + xorInput[text.length] = 0b10000000; + xorMut(checksum, xorInput); + pos += text.length; + } + // Tag = ENCIPHER(K, Checksum_* xor Offset_* xor L_$) xor HASH(K,A) + const tag = xorMut(encipher(xorMut(xorMut(checksum, offset), mask.$)), hash(adata)); + + // + // Assemble ciphertext + // + // C = C_1 || C_2 || ... || C_m || C_* || Tag[1..TAGLEN] + ct.set(tag, pos); + return ct; + } + + return { + /** + * Encrypt plaintext input. + * @param {Uint8Array} plaintext The cleartext input to be encrypted + * @param {Uint8Array} nonce The nonce (15 bytes) + * @param {Uint8Array} adata Associated data to sign + * @returns {Promise} The ciphertext output + */ + encrypt: async function encrypt(plaintext, nonce, adata) { + return crypt(encipher, plaintext, nonce, adata); + }, + + /** + * Decrypt ciphertext input. + * @param {Uint8Array} ciphertext The ciphertext input to be decrypted + * @param {Uint8Array} nonce The nonce (15 bytes) + * @param {Uint8Array} adata Associated data to sign + * @returns {Promise} The ciphertext output + */ + decrypt: async function decrypt(ciphertext, nonce, adata) { + if (ciphertext.length < tagLength) throw new Error('Invalid OCB ciphertext'); + + const tag = ciphertext.subarray(-tagLength); + ciphertext = ciphertext.subarray(0, -tagLength); + + const crypted = crypt(decipher, ciphertext, nonce, adata); + // if (Tag[1..TAGLEN] == T) + if (_util2.default.equalsUint8Array(tag, crypted.subarray(-tagLength))) { + return crypted.subarray(0, -tagLength); + } + throw new Error('Authentication tag mismatch'); + } + }; +} + +/** + * Get OCB nonce as defined by {@link https://tools.ietf.org/html/draft-ietf-openpgp-rfc4880bis-04#section-5.16.2|RFC4880bis-04, section 5.16.2}. + * @param {Uint8Array} iv The initialization vector (15 bytes) + * @param {Uint8Array} chunkIndex The chunk index (8 bytes) + */ +OCB.getNonce = function (iv, chunkIndex) { + const nonce = iv.slice(); + for (let i = 0; i < chunkIndex.length; i++) { + nonce[7 + i] ^= chunkIndex[i]; + } + return nonce; +}; + +OCB.blockLength = blockLength; +OCB.ivLength = ivLength; +OCB.tagLength = tagLength; + +exports.default = OCB; + +},{"../util":158,"./cipher":86}],96:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _random = require('./random'); + +var _random2 = _interopRequireDefault(_random); + +var _hash = require('./hash'); + +var _hash2 = _interopRequireDefault(_hash); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** @namespace */ +const eme = {}; +/** @namespace */ +// GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @fileoverview Provides EME-PKCS1-v1_5 encoding and decoding and EMSA-PKCS1-v1_5 encoding function + * @see module:crypto/public_key/rsa + * @see module:crypto/public_key/elliptic/ecdh + * @see module:packet.PublicKeyEncryptedSessionKey + * @requires crypto/random + * @requires crypto/hash + * @requires util + * @module crypto/pkcs1 + */ + +const emsa = {}; + +/** + * ASN1 object identifiers for hashes + * @see {@link https://tools.ietf.org/html/rfc4880#section-5.2.2} + */ +const hash_headers = []; +hash_headers[1] = [0x30, 0x20, 0x30, 0x0c, 0x06, 0x08, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x02, 0x05, 0x05, 0x00, 0x04, 0x10]; +hash_headers[2] = [0x30, 0x21, 0x30, 0x09, 0x06, 0x05, 0x2b, 0x0e, 0x03, 0x02, 0x1a, 0x05, 0x00, 0x04, 0x14]; +hash_headers[3] = [0x30, 0x21, 0x30, 0x09, 0x06, 0x05, 0x2B, 0x24, 0x03, 0x02, 0x01, 0x05, 0x00, 0x04, 0x14]; +hash_headers[8] = [0x30, 0x31, 0x30, 0x0d, 0x06, 0x09, 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x01, 0x05, 0x00, 0x04, 0x20]; +hash_headers[9] = [0x30, 0x41, 0x30, 0x0d, 0x06, 0x09, 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x02, 0x05, 0x00, 0x04, 0x30]; +hash_headers[10] = [0x30, 0x51, 0x30, 0x0d, 0x06, 0x09, 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x03, 0x05, 0x00, 0x04, 0x40]; +hash_headers[11] = [0x30, 0x2d, 0x30, 0x0d, 0x06, 0x09, 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x04, 0x05, 0x00, 0x04, 0x1C]; + +/** + * Create padding with secure random data + * @private + * @param {Integer} length Length of the padding in bytes + * @returns {String} Padding as string + * @async + */ +async function getPkcs1Padding(length) { + let result = ''; + while (result.length < length) { + const randomBytes = await _random2.default.getRandomBytes(length - result.length); + for (let i = 0; i < randomBytes.length; i++) { + if (randomBytes[i] !== 0) { + result += String.fromCharCode(randomBytes[i]); + } + } + } + return result; +} + +/** + * Create a EME-PKCS1-v1_5 padded message + * @see {@link https://tools.ietf.org/html/rfc4880#section-13.1.1|RFC 4880 13.1.1} + * @param {String} M message to be encoded + * @param {Integer} k the length in octets of the key modulus + * @returns {Promise} EME-PKCS1 padded message + * @async + */ +eme.encode = async function (M, k) { + const mLen = M.length; + // length checking + if (mLen > k - 11) { + throw new Error('Message too long'); + } + // Generate an octet string PS of length k - mLen - 3 consisting of + // pseudo-randomly generated nonzero octets + const PS = await getPkcs1Padding(k - mLen - 3); + // Concatenate PS, the message M, and other padding to form an + // encoded message EM of length k octets as EM = 0x00 || 0x02 || PS || 0x00 || M. + return String.fromCharCode(0) + String.fromCharCode(2) + PS + String.fromCharCode(0) + M; +}; + +/** + * Decode a EME-PKCS1-v1_5 padded message + * @see {@link https://tools.ietf.org/html/rfc4880#section-13.1.2|RFC 4880 13.1.2} + * @param {String} EM encoded message, an octet string + * @returns {String} message, an octet string + */ +eme.decode = function (EM) { + // leading zeros truncated by bn.js + if (EM.charCodeAt(0) !== 0) { + EM = String.fromCharCode(0) + EM; + } + const firstOct = EM.charCodeAt(0); + const secondOct = EM.charCodeAt(1); + let i = 2; + while (EM.charCodeAt(i) !== 0 && i < EM.length) { + i++; + } + const psLen = i - 2; + const separator = EM.charCodeAt(i++); + if (firstOct === 0 && secondOct === 2 && psLen >= 8 && separator === 0) { + return EM.substr(i); + } + throw new Error('Decryption error'); +}; + +/** + * Create a EMSA-PKCS1-v1_5 padded message + * @see {@link https://tools.ietf.org/html/rfc4880#section-13.1.3|RFC 4880 13.1.3} + * @param {Integer} algo Hash algorithm type used + * @param {Uint8Array} hashed message to be encoded + * @param {Integer} emLen intended length in octets of the encoded message + * @returns {String} encoded message + */ +emsa.encode = async function (algo, hashed, emLen) { + let i; + const H = _util2.default.Uint8Array_to_str(hashed); + if (H.length !== _hash2.default.getHashByteLength(algo)) { + throw new Error('Invalid hash length'); + } + // produce an ASN.1 DER value for the hash function used. + // Let T be the full hash prefix + let T = ''; + for (i = 0; i < hash_headers[algo].length; i++) { + T += String.fromCharCode(hash_headers[algo][i]); + } + // add hash value to prefix + T += H; + // and let tLen be the length in octets of T + const tLen = T.length; + if (emLen < tLen + 11) { + throw new Error('Intended encoded message length too short'); + } + // an octet string PS consisting of emLen - tLen - 3 octets with hexadecimal value 0xFF + // The length of PS will be at least 8 octets + let PS = ''; + for (i = 0; i < emLen - tLen - 3; i++) { + PS += String.fromCharCode(0xff); + } + // Concatenate PS, the hash prefix T, and other padding to form the + // encoded message EM as EM = 0x00 || 0x01 || PS || 0x00 || T. + const EM = String.fromCharCode(0x00) + String.fromCharCode(0x01) + PS + String.fromCharCode(0x00) + T; + return _util2.default.str_to_hex(EM); +}; + +exports.default = { eme, emsa }; + +},{"../util":158,"./hash":92,"./random":109}],97:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +// OpenPGP.js - An OpenPGP implementation in javascript +// Copyright (C) 2015-2016 Decentral +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @fileoverview Functions to add and remove PKCS5 padding + * @see module:packet.PublicKeyEncryptedSessionKey + * @module crypto/pkcs5 + */ + +/** + * Add pkcs5 padding to a text. + * @param {String} msg Text to add padding + * @returns {String} Text with padding added + */ +function encode(msg) { + const c = 8 - msg.length % 8; + const padding = String.fromCharCode(c).repeat(c); + return msg + padding; +} + +/** + * Remove pkcs5 padding from a string. + * @param {String} msg Text to remove padding from + * @returns {String} Text with padding removed + */ +function decode(msg) { + const len = msg.length; + if (len > 0) { + const c = msg.charCodeAt(len - 1); + if (c >= 1) { + const provided = msg.substr(len - c); + const computed = String.fromCharCode(c).repeat(c); + if (provided === computed) { + return msg.substr(0, len - c); + } + } + } + throw new Error('Invalid padding'); +} + +exports.default = { encode, decode }; + +},{}],98:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _bn = require('bn.js'); + +var _bn2 = _interopRequireDefault(_bn); + +var _random = require('../random'); + +var _random2 = _interopRequireDefault(_random); + +var _util = require('../../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +const one = new _bn2.default(1); // GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @fileoverview A Digital signature algorithm implementation + * @requires bn.js + * @requires crypto/random + * @requires util + * @module crypto/public_key/dsa + */ + +const zero = new _bn2.default(0); + +/* + TODO regarding the hash function, read: + https://tools.ietf.org/html/rfc4880#section-13.6 + https://tools.ietf.org/html/rfc4880#section-14 +*/ + +exports.default = { + /** + * DSA Sign function + * @param {Integer} hash_algo + * @param {Uint8Array} hashed + * @param {BN} g + * @param {BN} p + * @param {BN} q + * @param {BN} x + * @returns {{ r: BN, s: BN }} + * @async + */ + sign: async function sign(hash_algo, hashed, g, p, q, x) { + let k; + let r; + let s; + let t; + const redp = new _bn2.default.red(p); + const redq = new _bn2.default.red(q); + const gred = g.toRed(redp); + const xred = x.toRed(redq); + // If the output size of the chosen hash is larger than the number of + // bits of q, the hash result is truncated to fit by taking the number + // of leftmost bits equal to the number of bits of q. This (possibly + // truncated) hash function result is treated as a number and used + // directly in the DSA signature algorithm. + const h = new _bn2.default(hashed.subarray(0, q.byteLength())).toRed(redq); + // FIPS-186-4, section 4.6: + // The values of r and s shall be checked to determine if r = 0 or s = 0. + // If either r = 0 or s = 0, a new value of k shall be generated, and the + // signature shall be recalculated. It is extremely unlikely that r = 0 + // or s = 0 if signatures are generated properly. + while (true) { + // See Appendix B here: https://nvlpubs.nist.gov/nistpubs/FIPS/NIST.FIPS.186-4.pdf + k = await _random2.default.getRandomBN(one, q); // returns in [1, q-1] + r = gred.redPow(k).fromRed().toRed(redq); // (g**k mod p) mod q + if (zero.cmp(r) === 0) { + continue; + } + t = h.redAdd(xred.redMul(r)); // H(m) + x*r mod q + s = k.toRed(redq).redInvm().redMul(t); // k**-1 * (H(m) + x*r) mod q + if (zero.cmp(s) === 0) { + continue; + } + break; + } + return { + r: r.toArrayLike(Uint8Array, 'be', q.byteLength()), + s: s.toArrayLike(Uint8Array, 'be', q.byteLength()) + }; + }, + + /** + * DSA Verify function + * @param {Integer} hash_algo + * @param {BN} r + * @param {BN} s + * @param {Uint8Array} hashed + * @param {BN} g + * @param {BN} p + * @param {BN} q + * @param {BN} y + * @returns {boolean} + * @async + */ + verify: async function verify(hash_algo, r, s, hashed, g, p, q, y) { + if (zero.ucmp(r) >= 0 || r.ucmp(q) >= 0 || zero.ucmp(s) >= 0 || s.ucmp(q) >= 0) { + _util2.default.print_debug("invalid DSA Signature"); + return null; + } + const redp = new _bn2.default.red(p); + const redq = new _bn2.default.red(q); + const h = new _bn2.default(hashed.subarray(0, q.byteLength())); + const w = s.toRed(redq).redInvm(); // s**-1 mod q + if (zero.cmp(w) === 0) { + _util2.default.print_debug("invalid DSA Signature"); + return null; + } + const u1 = h.toRed(redq).redMul(w); // H(m) * w mod q + const u2 = r.toRed(redq).redMul(w); // r * w mod q + const t1 = g.toRed(redp).redPow(u1.fromRed()); // g**u1 mod p + const t2 = y.toRed(redp).redPow(u2.fromRed()); // y**u2 mod p + const v = t1.redMul(t2).fromRed().mod(q); // (g**u1 * y**u2 mod p) mod q + return v.cmp(r) === 0; + } +}; + +},{"../../util":158,"../random":109,"bn.js":16}],99:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _bn = require('bn.js'); + +var _bn2 = _interopRequireDefault(_bn); + +var _random = require('../random'); + +var _random2 = _interopRequireDefault(_random); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +// GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @fileoverview ElGamal implementation + * @requires bn.js + * @requires crypto/random + * @module crypto/public_key/elgamal + */ + +const zero = new _bn2.default(0); + +exports.default = { + /** + * ElGamal Encryption function + * @param {BN} m + * @param {BN} p + * @param {BN} g + * @param {BN} y + * @returns {{ c1: BN, c2: BN }} + * @async + */ + encrypt: async function encrypt(m, p, g, y) { + const redp = new _bn2.default.red(p); + const mred = m.toRed(redp); + const gred = g.toRed(redp); + const yred = y.toRed(redp); + // See Section 11.5 here: https://crypto.stanford.edu/~dabo/cryptobook/BonehShoup_0_4.pdf + const k = await _random2.default.getRandomBN(zero, p); // returns in [0, p-1] + return { + c1: gred.redPow(k).fromRed(), + c2: yred.redPow(k).redMul(mred).fromRed() + }; + }, + + /** + * ElGamal Encryption function + * @param {BN} c1 + * @param {BN} c2 + * @param {BN} p + * @param {BN} x + * @returns BN + * @async + */ + decrypt: async function decrypt(c1, c2, p, x) { + const redp = new _bn2.default.red(p); + const c1red = c1.toRed(redp); + const c2red = c2.toRed(redp); + return c1red.redPow(x).redInvm().redMul(c2red).fromRed(); + } +}; + +},{"../random":109,"bn.js":16}],100:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.privateToJwk = exports.rawPublicToJwk = exports.jwkToRawPublic = exports.getPreferredHashAlgo = exports.generate = exports.nodeCurves = exports.webCurves = exports.curves = undefined; + +var _bn = require('bn.js'); + +var _bn2 = _interopRequireDefault(_bn); + +var _naclFastLight = require('tweetnacl/nacl-fast-light.js'); + +var _naclFastLight2 = _interopRequireDefault(_naclFastLight); + +var _random = require('../../random'); + +var _random2 = _interopRequireDefault(_random); + +var _enums = require('../../../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +var _util = require('../../../util'); + +var _util2 = _interopRequireDefault(_util); + +var _oid = require('../../../type/oid'); + +var _oid2 = _interopRequireDefault(_oid); + +var _indutnyKey = require('./indutnyKey'); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +const webCrypto = _util2.default.getWebCrypto(); // OpenPGP.js - An OpenPGP implementation in javascript +// Copyright (C) 2015-2016 Decentral +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @fileoverview Wrapper of an instance of an Elliptic Curve + * @requires bn.js + * @requires tweetnacl + * @requires crypto/public_key/elliptic/key + * @requires crypto/random + * @requires enums + * @requires util + * @requires type/oid + * @requires config + * @module crypto/public_key/elliptic/curve + */ + +const nodeCrypto = _util2.default.getNodeCrypto(); + +const webCurves = { + 'p256': 'P-256', + 'p384': 'P-384', + 'p521': 'P-521' +}; +const knownCurves = nodeCrypto ? nodeCrypto.getCurves() : []; +const nodeCurves = nodeCrypto ? { + secp256k1: knownCurves.includes('secp256k1') ? 'secp256k1' : undefined, + p256: knownCurves.includes('prime256v1') ? 'prime256v1' : undefined, + p384: knownCurves.includes('secp384r1') ? 'secp384r1' : undefined, + p521: knownCurves.includes('secp521r1') ? 'secp521r1' : undefined, + ed25519: knownCurves.includes('ED25519') ? 'ED25519' : undefined, + curve25519: knownCurves.includes('X25519') ? 'X25519' : undefined, + brainpoolP256r1: knownCurves.includes('brainpoolP256r1') ? 'brainpoolP256r1' : undefined, + brainpoolP384r1: knownCurves.includes('brainpoolP384r1') ? 'brainpoolP384r1' : undefined, + brainpoolP512r1: knownCurves.includes('brainpoolP512r1') ? 'brainpoolP512r1' : undefined +} : {}; + +const curves = { + p256: { + oid: [0x06, 0x08, 0x2A, 0x86, 0x48, 0xCE, 0x3D, 0x03, 0x01, 0x07], + keyType: _enums2.default.publicKey.ecdsa, + hash: _enums2.default.hash.sha256, + cipher: _enums2.default.symmetric.aes128, + node: nodeCurves.p256, + web: webCurves.p256, + payloadSize: 32, + sharedSize: 256 + }, + p384: { + oid: [0x06, 0x05, 0x2B, 0x81, 0x04, 0x00, 0x22], + keyType: _enums2.default.publicKey.ecdsa, + hash: _enums2.default.hash.sha384, + cipher: _enums2.default.symmetric.aes192, + node: nodeCurves.p384, + web: webCurves.p384, + payloadSize: 48, + sharedSize: 384 + }, + p521: { + oid: [0x06, 0x05, 0x2B, 0x81, 0x04, 0x00, 0x23], + keyType: _enums2.default.publicKey.ecdsa, + hash: _enums2.default.hash.sha512, + cipher: _enums2.default.symmetric.aes256, + node: nodeCurves.p521, + web: webCurves.p521, + payloadSize: 66, + sharedSize: 528 + }, + secp256k1: { + oid: [0x06, 0x05, 0x2B, 0x81, 0x04, 0x00, 0x0A], + keyType: _enums2.default.publicKey.ecdsa, + hash: _enums2.default.hash.sha256, + cipher: _enums2.default.symmetric.aes128, + node: nodeCurves.secp256k1, + payloadSize: 32 + }, + ed25519: { + oid: [0x06, 0x09, 0x2B, 0x06, 0x01, 0x04, 0x01, 0xDA, 0x47, 0x0F, 0x01], + keyType: _enums2.default.publicKey.eddsa, + hash: _enums2.default.hash.sha512, + node: false, // nodeCurves.ed25519 TODO + payloadSize: 32 + }, + curve25519: { + oid: [0x06, 0x0A, 0x2B, 0x06, 0x01, 0x04, 0x01, 0x97, 0x55, 0x01, 0x05, 0x01], + keyType: _enums2.default.publicKey.ecdsa, + hash: _enums2.default.hash.sha256, + cipher: _enums2.default.symmetric.aes128, + node: false, // nodeCurves.curve25519 TODO + payloadSize: 32 + }, + brainpoolP256r1: { + oid: [0x06, 0x09, 0x2B, 0x24, 0x03, 0x03, 0x02, 0x08, 0x01, 0x01, 0x07], + keyType: _enums2.default.publicKey.ecdsa, + hash: _enums2.default.hash.sha256, + cipher: _enums2.default.symmetric.aes128, + node: nodeCurves.brainpoolP256r1, + payloadSize: 32 + }, + brainpoolP384r1: { + oid: [0x06, 0x09, 0x2B, 0x24, 0x03, 0x03, 0x02, 0x08, 0x01, 0x01, 0x0B], + keyType: _enums2.default.publicKey.ecdsa, + hash: _enums2.default.hash.sha384, + cipher: _enums2.default.symmetric.aes192, + node: nodeCurves.brainpoolP384r1, + payloadSize: 48 + }, + brainpoolP512r1: { + oid: [0x06, 0x09, 0x2B, 0x24, 0x03, 0x03, 0x02, 0x08, 0x01, 0x01, 0x0D], + keyType: _enums2.default.publicKey.ecdsa, + hash: _enums2.default.hash.sha512, + cipher: _enums2.default.symmetric.aes256, + node: nodeCurves.brainpoolP512r1, + payloadSize: 64 + } +}; + +/** + * @constructor + */ +function Curve(oid_or_name, params) { + try { + if (_util2.default.isArray(oid_or_name) || _util2.default.isUint8Array(oid_or_name)) { + // by oid byte array + oid_or_name = new _oid2.default(oid_or_name); + } + if (oid_or_name instanceof _oid2.default) { + // by curve OID + oid_or_name = oid_or_name.getName(); + } + // by curve name or oid string + this.name = _enums2.default.write(_enums2.default.curve, oid_or_name); + } catch (err) { + throw new Error('Not valid curve'); + } + params = params || curves[this.name]; + + this.keyType = params.keyType; + + this.oid = params.oid; + this.hash = params.hash; + this.cipher = params.cipher; + this.node = params.node && curves[this.name]; + this.web = params.web && curves[this.name]; + this.payloadSize = params.payloadSize; + if (this.web && _util2.default.getWebCrypto()) { + this.type = 'web'; + } else if (this.node && _util2.default.getNodeCrypto()) { + this.type = 'node'; + } else if (this.name === 'curve25519') { + this.type = 'curve25519'; + } else if (this.name === 'ed25519') { + this.type = 'ed25519'; + } +} + +Curve.prototype.genKeyPair = async function () { + let keyPair; + switch (this.type) { + case 'web': + try { + return await webGenKeyPair(this.name); + } catch (err) { + _util2.default.print_debug_error("Browser did not support generating ec key " + err.message); + break; + } + case 'node': + return nodeGenKeyPair(this.name); + case 'curve25519': + { + const privateKey = await _random2.default.getRandomBytes(32); + privateKey[0] = privateKey[0] & 127 | 64; + privateKey[31] &= 248; + const secretKey = privateKey.slice().reverse(); + keyPair = _naclFastLight2.default.box.keyPair.fromSecretKey(secretKey); + const publicKey = _util2.default.concatUint8Array([new Uint8Array([0x40]), keyPair.publicKey]); + return { publicKey, privateKey }; + } + case 'ed25519': + { + const privateKey = await _random2.default.getRandomBytes(32); + const keyPair = _naclFastLight2.default.sign.keyPair.fromSeed(privateKey); + const publicKey = _util2.default.concatUint8Array([new Uint8Array([0x40]), keyPair.publicKey]); + return { publicKey, privateKey }; + } + } + const indutnyCurve = await (0, _indutnyKey.getIndutnyCurve)(this.name); + keyPair = await indutnyCurve.genKeyPair({ + entropy: _util2.default.Uint8Array_to_str((await _random2.default.getRandomBytes(32))) + }); + return { publicKey: new Uint8Array(keyPair.getPublic('array', false)), privateKey: keyPair.getPrivate().toArrayLike(Uint8Array) }; +}; + +async function generate(curve) { + curve = new Curve(curve); + const keyPair = await curve.genKeyPair(); + return { + oid: curve.oid, + Q: new _bn2.default(keyPair.publicKey), + d: new _bn2.default(keyPair.privateKey), + hash: curve.hash, + cipher: curve.cipher + }; +} + +function getPreferredHashAlgo(oid) { + return curves[_enums2.default.write(_enums2.default.curve, oid.toHex())].hash; +} + +exports.default = Curve; +exports.curves = curves; +exports.webCurves = webCurves; +exports.nodeCurves = nodeCurves; +exports.generate = generate; +exports.getPreferredHashAlgo = getPreferredHashAlgo; +exports.jwkToRawPublic = jwkToRawPublic; +exports.rawPublicToJwk = rawPublicToJwk; +exports.privateToJwk = privateToJwk; + +////////////////////////// +// // +// Helper functions // +// // +////////////////////////// + + +async function webGenKeyPair(name) { + // Note: keys generated with ECDSA and ECDH are structurally equivalent + const webCryptoKey = await webCrypto.generateKey({ name: "ECDSA", namedCurve: webCurves[name] }, true, ["sign", "verify"]); + + const privateKey = await webCrypto.exportKey("jwk", webCryptoKey.privateKey); + const publicKey = await webCrypto.exportKey("jwk", webCryptoKey.publicKey); + + return { + publicKey: jwkToRawPublic(publicKey), + privateKey: _util2.default.b64_to_Uint8Array(privateKey.d, true) + }; +} + +async function nodeGenKeyPair(name) { + // Note: ECDSA and ECDH key generation is structurally equivalent + const ecdh = nodeCrypto.createECDH(nodeCurves[name]); + await ecdh.generateKeys(); + return { + publicKey: new Uint8Array(ecdh.getPublicKey()), + privateKey: new Uint8Array(ecdh.getPrivateKey()) + }; +} + +////////////////////////// +// // +// Helper functions // +// // +////////////////////////// + +/** + * @param {JsonWebKey} jwk key for conversion + * + * @returns {Uint8Array} raw public key + */ +function jwkToRawPublic(jwk) { + const bufX = _util2.default.b64_to_Uint8Array(jwk.x); + const bufY = _util2.default.b64_to_Uint8Array(jwk.y); + const publicKey = new Uint8Array(bufX.length + bufY.length + 1); + publicKey[0] = 0x04; + publicKey.set(bufX, 1); + publicKey.set(bufY, bufX.length + 1); + return publicKey; +} + +/** + * @param {Integer} payloadSize ec payload size + * @param {String} name curve name + * @param {Uint8Array} publicKey public key + * + * @returns {JsonWebKey} public key in jwk format + */ +function rawPublicToJwk(payloadSize, name, publicKey) { + const len = payloadSize; + const bufX = publicKey.slice(1, len + 1); + const bufY = publicKey.slice(len + 1, len * 2 + 1); + // https://www.rfc-editor.org/rfc/rfc7518.txt + const jwk = { + kty: "EC", + crv: name, + x: _util2.default.Uint8Array_to_b64(bufX, true), + y: _util2.default.Uint8Array_to_b64(bufY, true), + ext: true + }; + return jwk; +} + +/** + * @param {Integer} payloadSize ec payload size + * @param {String} name curve name + * @param {Uint8Array} publicKey public key + * @param {Uint8Array} privateKey private key + * + * @returns {JsonWebKey} private key in jwk format + */ +function privateToJwk(payloadSize, name, publicKey, privateKey) { + const jwk = rawPublicToJwk(payloadSize, name, publicKey); + jwk.d = _util2.default.Uint8Array_to_b64(privateKey, true); + return jwk; +} + +},{"../../../enums":113,"../../../type/oid":156,"../../../util":158,"../../random":109,"./indutnyKey":105,"bn.js":16,"tweetnacl/nacl-fast-light.js":72}],101:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }(); // OpenPGP.js - An OpenPGP implementation in javascript +// Copyright (C) 2015-2016 Decentral +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @fileoverview Key encryption and decryption for RFC 6637 ECDH + * @requires bn.js + * @requires tweetnacl + * @requires crypto/public_key/elliptic/curve + * @requires crypto/aes_kw + * @requires crypto/cipher + * @requires crypto/random + * @requires crypto/hash + * @requires type/kdf_params + * @requires enums + * @requires util + * @module crypto/public_key/elliptic/ecdh + */ + +var _bn = require('bn.js'); + +var _bn2 = _interopRequireDefault(_bn); + +var _naclFastLight = require('tweetnacl/nacl-fast-light.js'); + +var _naclFastLight2 = _interopRequireDefault(_naclFastLight); + +var _curves = require('./curves'); + +var _curves2 = _interopRequireDefault(_curves); + +var _aes_kw = require('../../aes_kw'); + +var _aes_kw2 = _interopRequireDefault(_aes_kw); + +var _cipher = require('../../cipher'); + +var _cipher2 = _interopRequireDefault(_cipher); + +var _random = require('../../random'); + +var _random2 = _interopRequireDefault(_random); + +var _hash = require('../../hash'); + +var _hash2 = _interopRequireDefault(_hash); + +var _kdf_params = require('../../../type/kdf_params'); + +var _kdf_params2 = _interopRequireDefault(_kdf_params); + +var _enums = require('../../../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +var _util = require('../../../util'); + +var _util2 = _interopRequireDefault(_util); + +var _indutnyKey = require('./indutnyKey'); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +const webCrypto = _util2.default.getWebCrypto(); +const nodeCrypto = _util2.default.getNodeCrypto(); + +// Build Param for ECDH algorithm (RFC 6637) +function buildEcdhParam(public_algo, oid, cipher_algo, hash_algo, fingerprint) { + const kdf_params = new _kdf_params2.default([hash_algo, cipher_algo]); + return _util2.default.concatUint8Array([oid.write(), new Uint8Array([public_algo]), kdf_params.write(), _util2.default.str_to_Uint8Array("Anonymous Sender "), fingerprint.subarray(0, 20)]); +} + +// Key Derivation Function (RFC 6637) +async function kdf(hash_algo, X, length, param, stripLeading = false, stripTrailing = false) { + // Note: X is little endian for Curve25519, big-endian for all others. + // This is not ideal, but the RFC's are unclear + // https://tools.ietf.org/html/draft-ietf-openpgp-rfc4880bis-02#appendix-B + let i; + if (stripLeading) { + // Work around old go crypto bug + for (i = 0; i < X.length && X[i] === 0; i++); + X = X.subarray(i); + } + if (stripTrailing) { + // Work around old OpenPGP.js bug + for (i = X.length - 1; i >= 0 && X[i] === 0; i--); + X = X.subarray(0, i + 1); + } + const digest = await _hash2.default.digest(hash_algo, _util2.default.concatUint8Array([new Uint8Array([0, 0, 0, 1]), X, param])); + return digest.subarray(0, length); +} + +/** + * Generate ECDHE ephemeral key and secret from public key + * + * @param {Curve} curve Elliptic curve object + * @param {Uint8Array} Q Recipient public key + * @returns {Promise<{publicKey: Uint8Array, sharedKey: Uint8Array}>} + * @async + */ +async function genPublicEphemeralKey(curve, Q) { + switch (curve.type) { + case 'curve25519': + { + const d = await _random2.default.getRandomBytes(32); + + var _ref = await genPrivateEphemeralKey(curve, Q, null, d); + + const secretKey = _ref.secretKey, + sharedKey = _ref.sharedKey; + + var _nacl$box$keyPair$fro = _naclFastLight2.default.box.keyPair.fromSecretKey(secretKey); + + let publicKey = _nacl$box$keyPair$fro.publicKey; + + publicKey = _util2.default.concatUint8Array([new Uint8Array([0x40]), publicKey]); + return { publicKey, sharedKey }; // Note: sharedKey is little-endian here, unlike below + } + case 'web': + if (curve.web && _util2.default.getWebCrypto()) { + try { + return await webPublicEphemeralKey(curve, Q); + } catch (err) { + _util2.default.print_debug_error(err); + } + } + break; + case 'node': + return nodePublicEphemeralKey(curve, Q); + } + return ellipticPublicEphemeralKey(curve, Q); +} + +/** + * Encrypt and wrap a session key + * + * @param {module:type/oid} oid Elliptic curve object identifier + * @param {module:enums.symmetric} cipher_algo Symmetric cipher to use + * @param {module:enums.hash} hash_algo Hash algorithm to use + * @param {module:type/mpi} m Value derived from session key (RFC 6637) + * @param {Uint8Array} Q Recipient public key + * @param {String} fingerprint Recipient fingerprint + * @returns {Promise<{publicKey: Uint8Array, wrappedKey: Uint8Array}>} + * @async + */ +async function encrypt(oid, cipher_algo, hash_algo, m, Q, fingerprint) { + const curve = new _curves2.default(oid); + + var _ref2 = await genPublicEphemeralKey(curve, Q); + + const publicKey = _ref2.publicKey, + sharedKey = _ref2.sharedKey; + + const param = buildEcdhParam(_enums2.default.publicKey.ecdh, oid, cipher_algo, hash_algo, fingerprint); + cipher_algo = _enums2.default.read(_enums2.default.symmetric, cipher_algo); + const Z = await kdf(hash_algo, sharedKey, _cipher2.default[cipher_algo].keySize, param); + const wrappedKey = _aes_kw2.default.wrap(Z, m.toString()); + return { publicKey, wrappedKey }; +} + +/** + * Generate ECDHE secret from private key and public part of ephemeral key + * + * @param {Curve} curve Elliptic curve object + * @param {Uint8Array} V Public part of ephemeral key + * @param {Uint8Array} Q Recipient public key + * @param {Uint8Array} d Recipient private key + * @returns {Promise<{secretKey: Uint8Array, sharedKey: Uint8Array}>} + * @async + */ +async function genPrivateEphemeralKey(curve, V, Q, d) { + if (d.length !== curve.payloadSize) { + const privateKey = new Uint8Array(curve.payloadSize); + privateKey.set(d, curve.payloadSize - d.length); + d = privateKey; + } + switch (curve.type) { + case 'curve25519': + { + const secretKey = d.slice().reverse(); + const sharedKey = _naclFastLight2.default.scalarMult(secretKey, V.subarray(1)); + return { secretKey, sharedKey }; // Note: sharedKey is little-endian here, unlike below + } + case 'web': + if (curve.web && _util2.default.getWebCrypto()) { + try { + return await webPrivateEphemeralKey(curve, V, Q, d); + } catch (err) { + _util2.default.print_debug_error(err); + } + } + break; + case 'node': + return nodePrivateEphemeralKey(curve, V, d); + } + return ellipticPrivateEphemeralKey(curve, V, d); +} + +/** + * Decrypt and unwrap the value derived from session key + * + * @param {module:type/oid} oid Elliptic curve object identifier + * @param {module:enums.symmetric} cipher_algo Symmetric cipher to use + * @param {module:enums.hash} hash_algo Hash algorithm to use + * @param {Uint8Array} V Public part of ephemeral key + * @param {Uint8Array} C Encrypted and wrapped value derived from session key + * @param {Uint8Array} Q Recipient public key + * @param {Uint8Array} d Recipient private key + * @param {String} fingerprint Recipient fingerprint + * @returns {Promise} Value derived from session key + * @async + */ +async function decrypt(oid, cipher_algo, hash_algo, V, C, Q, d, fingerprint) { + const curve = new _curves2.default(oid); + + var _ref3 = await genPrivateEphemeralKey(curve, V, Q, d); + + const sharedKey = _ref3.sharedKey; + + const param = buildEcdhParam(_enums2.default.publicKey.ecdh, oid, cipher_algo, hash_algo, fingerprint); + cipher_algo = _enums2.default.read(_enums2.default.symmetric, cipher_algo); + let err; + for (let i = 0; i < 3; i++) { + try { + // Work around old go crypto bug and old OpenPGP.js bug, respectively. + const Z = await kdf(hash_algo, sharedKey, _cipher2.default[cipher_algo].keySize, param, i === 1, i === 2); + return new _bn2.default(_aes_kw2.default.unwrap(Z, C)); + } catch (e) { + err = e; + } + } + throw err; +} + +/** + * Generate ECDHE secret from private key and public part of ephemeral key using webCrypto + * + * @param {Curve} curve Elliptic curve object + * @param {Uint8Array} V Public part of ephemeral key + * @param {Uint8Array} Q Recipient public key + * @param {Uint8Array} d Recipient private key + * @returns {Promise<{secretKey: Uint8Array, sharedKey: Uint8Array}>} + * @async + */ +async function webPrivateEphemeralKey(curve, V, Q, d) { + const recipient = (0, _curves.privateToJwk)(curve.payloadSize, curve.web.web, Q, d); + let privateKey = webCrypto.importKey("jwk", recipient, { + name: "ECDH", + namedCurve: curve.web.web + }, true, ["deriveKey", "deriveBits"]); + const jwk = (0, _curves.rawPublicToJwk)(curve.payloadSize, curve.web.web, V); + let sender = webCrypto.importKey("jwk", jwk, { + name: "ECDH", + namedCurve: curve.web.web + }, true, []); + + var _ref4 = await Promise.all([privateKey, sender]); + + var _ref5 = _slicedToArray(_ref4, 2); + + privateKey = _ref5[0]; + sender = _ref5[1]; + + let S = webCrypto.deriveBits({ + name: "ECDH", + namedCurve: curve.web.web, + public: sender + }, privateKey, curve.web.sharedSize); + let secret = webCrypto.exportKey("jwk", privateKey); + + var _ref6 = await Promise.all([S, secret]); + + var _ref7 = _slicedToArray(_ref6, 2); + + S = _ref7[0]; + secret = _ref7[1]; + + const sharedKey = new Uint8Array(S); + const secretKey = _util2.default.b64_to_Uint8Array(secret.d, true); + return { secretKey, sharedKey }; +} + +/** + * Generate ECDHE ephemeral key and secret from public key using webCrypto + * + * @param {Curve} curve Elliptic curve object + * @param {Uint8Array} Q Recipient public key + * @returns {Promise<{publicKey: Uint8Array, sharedKey: Uint8Array}>} + * @async + */ +async function webPublicEphemeralKey(curve, Q) { + const jwk = (0, _curves.rawPublicToJwk)(curve.payloadSize, curve.web.web, Q); + let keyPair = webCrypto.generateKey({ + name: "ECDH", + namedCurve: curve.web.web + }, true, ["deriveKey", "deriveBits"]); + let recipient = webCrypto.importKey("jwk", jwk, { + name: "ECDH", + namedCurve: curve.web.web + }, false, []); + + var _ref8 = await Promise.all([keyPair, recipient]); + + var _ref9 = _slicedToArray(_ref8, 2); + + keyPair = _ref9[0]; + recipient = _ref9[1]; + + let s = webCrypto.deriveBits({ + name: "ECDH", + namedCurve: curve.web.web, + public: recipient + }, keyPair.privateKey, curve.web.sharedSize); + let p = webCrypto.exportKey("jwk", keyPair.publicKey); + + var _ref10 = await Promise.all([s, p]); + + var _ref11 = _slicedToArray(_ref10, 2); + + s = _ref11[0]; + p = _ref11[1]; + + const sharedKey = new Uint8Array(s); + const publicKey = new Uint8Array((0, _curves.jwkToRawPublic)(p)); + return { publicKey, sharedKey }; +} + +/** + * Generate ECDHE secret from private key and public part of ephemeral key using indutny/elliptic + * + * @param {Curve} curve Elliptic curve object + * @param {Uint8Array} V Public part of ephemeral key + * @param {Uint8Array} d Recipient private key + * @returns {Promise<{secretKey: Uint8Array, sharedKey: Uint8Array}>} + * @async + */ +async function ellipticPrivateEphemeralKey(curve, V, d) { + const indutnyCurve = await (0, _indutnyKey.getIndutnyCurve)(curve.name); + V = (0, _indutnyKey.keyFromPublic)(indutnyCurve, V); + d = (0, _indutnyKey.keyFromPrivate)(indutnyCurve, d); + const secretKey = new Uint8Array(d.getPrivate()); + const S = d.derive(V.getPublic()); + const len = indutnyCurve.curve.p.byteLength(); + const sharedKey = S.toArrayLike(Uint8Array, 'be', len); + return { secretKey, sharedKey }; +} + +/** + * Generate ECDHE ephemeral key and secret from public key using indutny/elliptic + * + * @param {Curve} curve Elliptic curve object + * @param {Uint8Array} Q Recipient public key + * @returns {Promise<{publicKey: Uint8Array, sharedKey: Uint8Array}>} + * @async + */ +async function ellipticPublicEphemeralKey(curve, Q) { + const indutnyCurve = await (0, _indutnyKey.getIndutnyCurve)(curve.name); + const v = await curve.genKeyPair(); + Q = (0, _indutnyKey.keyFromPublic)(indutnyCurve, Q); + const V = (0, _indutnyKey.keyFromPrivate)(indutnyCurve, v.privateKey); + const publicKey = v.publicKey; + const S = V.derive(Q.getPublic()); + const len = indutnyCurve.curve.p.byteLength(); + const sharedKey = S.toArrayLike(Uint8Array, 'be', len); + return { publicKey, sharedKey }; +} + +/** + * Generate ECDHE secret from private key and public part of ephemeral key using nodeCrypto + * + * @param {Curve} curve Elliptic curve object + * @param {Uint8Array} V Public part of ephemeral key + * @param {Uint8Array} d Recipient private key + * @returns {Promise<{secretKey: Uint8Array, sharedKey: Uint8Array}>} + * @async + */ +async function nodePrivateEphemeralKey(curve, V, d) { + const recipient = nodeCrypto.createECDH(curve.node.node); + recipient.setPrivateKey(d); + const sharedKey = new Uint8Array(recipient.computeSecret(V)); + const secretKey = new Uint8Array(recipient.getPrivateKey()); + return { secretKey, sharedKey }; +} + +/** + * Generate ECDHE ephemeral key and secret from public key using nodeCrypto + * + * @param {Curve} curve Elliptic curve object + * @param {Uint8Array} Q Recipient public key + * @returns {Promise<{publicKey: Uint8Array, sharedKey: Uint8Array}>} + * @async + */ +async function nodePublicEphemeralKey(curve, Q) { + const sender = nodeCrypto.createECDH(curve.node.node); + sender.generateKeys(); + const sharedKey = new Uint8Array(sender.computeSecret(Q)); + const publicKey = new Uint8Array(sender.getPublicKey()); + return { publicKey, sharedKey }; +} + +exports.default = { encrypt, decrypt, genPublicEphemeralKey, genPrivateEphemeralKey, buildEcdhParam, kdf, webPublicEphemeralKey, webPrivateEphemeralKey, ellipticPublicEphemeralKey, ellipticPrivateEphemeralKey, nodePublicEphemeralKey, nodePrivateEphemeralKey }; + +},{"../../../enums":113,"../../../type/kdf_params":153,"../../../util":158,"../../aes_kw":80,"../../cipher":86,"../../hash":92,"../../random":109,"./curves":100,"./indutnyKey":105,"bn.js":16,"tweetnacl/nacl-fast-light.js":72}],102:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _bn = require('bn.js'); + +var _bn2 = _interopRequireDefault(_bn); + +var _enums = require('../../../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +var _util = require('../../../util'); + +var _util2 = _interopRequireDefault(_util); + +var _curves = require('./curves'); + +var _curves2 = _interopRequireDefault(_curves); + +var _indutnyKey = require('./indutnyKey'); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +const webCrypto = _util2.default.getWebCrypto(); // OpenPGP.js - An OpenPGP implementation in javascript +// Copyright (C) 2015-2016 Decentral +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @fileoverview Implementation of ECDSA following RFC6637 for Openpgpjs + * @requires bn.js + * @requires web-stream-tools + * @requires enums + * @requires util + * @requires crypto/public_key/elliptic/curves + * @module crypto/public_key/elliptic/ecdsa + */ + +const nodeCrypto = _util2.default.getNodeCrypto(); + +/** + * Sign a message using the provided key + * @param {module:type/oid} oid Elliptic curve object identifier + * @param {module:enums.hash} hash_algo Hash algorithm used to sign + * @param {Uint8Array} message Message to sign + * @param {Uint8Array} publicKey Public key + * @param {Uint8Array} privateKey Private key used to sign the message + * @param {Uint8Array} hashed The hashed message + * @returns {{r: Uint8Array, + * s: Uint8Array}} Signature of the message + * @async + */ +async function sign(oid, hash_algo, message, publicKey, privateKey, hashed) { + const curve = new _curves2.default(oid); + if (message && !_util2.default.isStream(message)) { + const keyPair = { publicKey, privateKey }; + switch (curve.type) { + case 'web': + { + // If browser doesn't support a curve, we'll catch it + try { + // Need to await to make sure browser succeeds + return await webSign(curve, hash_algo, message, keyPair); + } catch (err) { + _util2.default.print_debug_error("Browser did not support signing: " + err.message); + } + break; + } + case 'node': + { + const signature = await nodeSign(curve, hash_algo, message, keyPair); + return { + r: signature.r.toArrayLike(Uint8Array), + s: signature.s.toArrayLike(Uint8Array) + }; + } + } + } + return ellipticSign(curve, hashed, privateKey); +} + +/** + * Verifies if a signature is valid for a message + * @param {module:type/oid} oid Elliptic curve object identifier + * @param {module:enums.hash} hash_algo Hash algorithm used in the signature + * @param {{r: Uint8Array, + s: Uint8Array}} signature Signature to verify + * @param {Uint8Array} message Message to verify + * @param {Uint8Array} publicKey Public key used to verify the message + * @param {Uint8Array} hashed The hashed message + * @returns {Boolean} + * @async + */ +async function verify(oid, hash_algo, signature, message, publicKey, hashed) { + const curve = new _curves2.default(oid); + if (message && !_util2.default.isStream(message)) { + switch (curve.type) { + case 'web': + try { + // Need to await to make sure browser succeeds + return await webVerify(curve, hash_algo, signature, message, publicKey); + } catch (err) { + _util2.default.print_debug_error("Browser did not support verifying: " + err.message); + } + break; + case 'node': + return nodeVerify(curve, hash_algo, signature, message, publicKey); + } + } + const digest = typeof hash_algo === 'undefined' ? message : hashed; + return ellipticVerify(curve, signature, digest, publicKey); +} + +exports.default = { sign, verify, ellipticVerify, ellipticSign }; + +////////////////////////// +// // +// Helper functions // +// // +////////////////////////// + +async function ellipticSign(curve, hashed, privateKey) { + const indutnyCurve = await (0, _indutnyKey.getIndutnyCurve)(curve.name); + const key = (0, _indutnyKey.keyFromPrivate)(indutnyCurve, privateKey); + const signature = key.sign(hashed); + return { + r: signature.r.toArrayLike(Uint8Array), + s: signature.s.toArrayLike(Uint8Array) + }; +} + +async function ellipticVerify(curve, signature, digest, publicKey) { + const indutnyCurve = await (0, _indutnyKey.getIndutnyCurve)(curve.name); + const key = (0, _indutnyKey.keyFromPublic)(indutnyCurve, publicKey); + return key.verify(digest, signature); +} + +async function webSign(curve, hash_algo, message, keyPair) { + const len = curve.payloadSize; + const jwk = (0, _curves.privateToJwk)(curve.payloadSize, _curves.webCurves[curve.name], keyPair.publicKey, keyPair.privateKey); + const key = await webCrypto.importKey("jwk", jwk, { + "name": "ECDSA", + "namedCurve": _curves.webCurves[curve.name], + "hash": { name: _enums2.default.read(_enums2.default.webHash, curve.hash) } + }, false, ["sign"]); + + const signature = new Uint8Array((await webCrypto.sign({ + "name": 'ECDSA', + "namedCurve": _curves.webCurves[curve.name], + "hash": { name: _enums2.default.read(_enums2.default.webHash, hash_algo) } + }, key, message))); + + return { + r: signature.slice(0, len), + s: signature.slice(len, len << 1) + }; +} + +async function webVerify(curve, hash_algo, { r, s }, message, publicKey) { + const len = curve.payloadSize; + const jwk = (0, _curves.rawPublicToJwk)(curve.payloadSize, _curves.webCurves[curve.name], publicKey); + const key = await webCrypto.importKey("jwk", jwk, { + "name": "ECDSA", + "namedCurve": _curves.webCurves[curve.name], + "hash": { name: _enums2.default.read(_enums2.default.webHash, curve.hash) } + }, false, ["verify"]); + + const signature = _util2.default.concatUint8Array([new Uint8Array(len - r.length), r, new Uint8Array(len - s.length), s]).buffer; + + return webCrypto.verify({ + "name": 'ECDSA', + "namedCurve": _curves.webCurves[curve.name], + "hash": { name: _enums2.default.read(_enums2.default.webHash, hash_algo) } + }, key, signature, message); +} + +async function nodeSign(curve, hash_algo, message, keyPair) { + const sign = nodeCrypto.createSign(_enums2.default.read(_enums2.default.hash, hash_algo)); + sign.write(message); + sign.end(); + const key = ECPrivateKey.encode({ + version: 1, + parameters: curve.oid, + privateKey: Array.from(keyPair.privateKey), + publicKey: { unused: 0, data: Array.from(keyPair.publicKey) } + }, 'pem', { + label: 'EC PRIVATE KEY' + }); + + return ECDSASignature.decode(sign.sign(key), 'der'); +} + +async function nodeVerify(curve, hash_algo, { r, s }, message, publicKey) { + const verify = nodeCrypto.createVerify(_enums2.default.read(_enums2.default.hash, hash_algo)); + verify.write(message); + verify.end(); + const key = SubjectPublicKeyInfo.encode({ + algorithm: { + algorithm: [1, 2, 840, 10045, 2, 1], + parameters: curve.oid + }, + subjectPublicKey: { unused: 0, data: Array.from(publicKey) } + }, 'pem', { + label: 'PUBLIC KEY' + }); + const signature = ECDSASignature.encode({ + r: new _bn2.default(r), s: new _bn2.default(s) + }, 'der'); + + try { + return verify.verify(key, signature); + } catch (err) { + return false; + } +} + +// Originally written by Owen Smith https://github.com/omsmith +// Adapted on Feb 2018 from https://github.com/Brightspace/node-jwk-to-pem/ + +/* eslint-disable no-invalid-this */ + +const asn1 = nodeCrypto ? require('asn1.js') : undefined; + +const ECDSASignature = nodeCrypto ? asn1.define('ECDSASignature', function () { + this.seq().obj(this.key('r').int(), this.key('s').int()); +}) : undefined; + +const ECPrivateKey = nodeCrypto ? asn1.define('ECPrivateKey', function () { + this.seq().obj(this.key('version').int(), this.key('privateKey').octstr(), this.key('parameters').explicit(0).optional().any(), this.key('publicKey').explicit(1).optional().bitstr()); +}) : undefined; + +const AlgorithmIdentifier = nodeCrypto ? asn1.define('AlgorithmIdentifier', function () { + this.seq().obj(this.key('algorithm').objid(), this.key('parameters').optional().any()); +}) : undefined; + +const SubjectPublicKeyInfo = nodeCrypto ? asn1.define('SubjectPublicKeyInfo', function () { + this.seq().obj(this.key('algorithm').use(AlgorithmIdentifier), this.key('subjectPublicKey').bitstr()); +}) : undefined; + +},{"../../../enums":113,"../../../util":158,"./curves":100,"./indutnyKey":105,"asn1.js":"asn1.js","bn.js":16}],103:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _ = require('hash.js/lib/hash/sha/512'); + +var _2 = _interopRequireDefault(_); + +var _naclFastLight = require('tweetnacl/nacl-fast-light.js'); + +var _naclFastLight2 = _interopRequireDefault(_naclFastLight); + +var _util = require('../../../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +_naclFastLight2.default.hash = bytes => new Uint8Array((0, _2.default)().update(bytes).digest()); + +/** + * Sign a message using the provided key + * @param {module:type/oid} oid Elliptic curve object identifier + * @param {module:enums.hash} hash_algo Hash algorithm used to sign + * @param {Uint8Array} message Message to sign + * @param {Uint8Array} publicKey Public key + * @param {Uint8Array} privateKey Private key used to sign the message + * @param {Uint8Array} hashed The hashed message + * @returns {{R: Uint8Array, + * S: Uint8Array}} Signature of the message + * @async + */ +// OpenPGP.js - An OpenPGP implementation in javascript +// Copyright (C) 2018 Proton Technologies AG +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @fileoverview Implementation of EdDSA following RFC4880bis-03 for OpenPGP + * @requires hash.js + * @requires tweetnacl + * @requires crypto/public_key/elliptic/curve + * @requires util + * @module crypto/public_key/elliptic/eddsa + */ + +async function sign(oid, hash_algo, message, publicKey, privateKey, hashed) { + const secretKey = _util2.default.concatUint8Array([privateKey, publicKey.subarray(1)]); + const signature = _naclFastLight2.default.sign.detached(hashed, secretKey); + // EdDSA signature params are returned in little-endian format + return { + R: signature.subarray(0, 32), + S: signature.subarray(32) + }; +} + +/** + * Verifies if a signature is valid for a message + * @param {module:type/oid} oid Elliptic curve object identifier + * @param {module:enums.hash} hash_algo Hash algorithm used in the signature + * @param {{R: Uint8Array, + S: Uint8Array}} signature Signature to verify the message + * @param {Uint8Array} m Message to verify + * @param {Uint8Array} publicKey Public key used to verify the message + * @param {Uint8Array} hashed The hashed message + * @returns {Boolean} + * @async + */ +async function verify(oid, hash_algo, { R, S }, m, publicKey, hashed) { + const signature = _util2.default.concatUint8Array([R, S]); + return _naclFastLight2.default.sign.detached.verify(hashed, signature, publicKey.subarray(1)); +} + +exports.default = { sign, verify }; + +},{"../../../util":158,"hash.js/lib/hash/sha/512":43,"tweetnacl/nacl-fast-light.js":72}],104:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _curves = require('./curves'); + +var _curves2 = _interopRequireDefault(_curves); + +var _ecdsa = require('./ecdsa'); + +var _ecdsa2 = _interopRequireDefault(_ecdsa); + +var _eddsa = require('./eddsa'); + +var _eddsa2 = _interopRequireDefault(_eddsa); + +var _ecdh = require('./ecdh'); + +var _ecdh2 = _interopRequireDefault(_ecdh); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +// OpenPGP.js - An OpenPGP implementation in javascript +// Copyright (C) 2015-2016 Decentral +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @fileoverview Functions to access Elliptic Curve Cryptography + * @see module:crypto/public_key/elliptic/curve + * @see module:crypto/public_key/elliptic/ecdh + * @see module:crypto/public_key/elliptic/ecdsa + * @see module:crypto/public_key/elliptic/eddsa + * @module crypto/public_key/elliptic + */ + +exports.default = { + Curve: _curves2.default, ecdh: _ecdh2.default, ecdsa: _ecdsa2.default, eddsa: _eddsa2.default, generate: _curves.generate, getPreferredHashAlgo: _curves.getPreferredHashAlgo +}; + +},{"./curves":100,"./ecdh":101,"./ecdsa":102,"./eddsa":103}],105:[function(require,module,exports){ +(function (global){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.keyFromPrivate = keyFromPrivate; +exports.keyFromPublic = keyFromPublic; +exports.getIndutnyCurve = getIndutnyCurve; + +var _lightweight_helper = require('../../../lightweight_helper'); + +var _config = require('../../../config'); + +var _config2 = _interopRequireDefault(_config); + +var _util = require('../../../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +function keyFromPrivate(indutnyCurve, priv) { + const keyPair = indutnyCurve.keyPair({ priv: priv }); + return keyPair; +} // OpenPGP.js - An OpenPGP implementation in javascript +// Copyright (C) 2015-2016 Decentral +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @fileoverview Wrapper for a KeyPair of an curve from indutny/elliptic library + * @requires enums + * @requires asn1.js + * @module crypto/public_key/elliptic/indutnyKey + */ + +function keyFromPublic(indutnyCurve, pub) { + const keyPair = indutnyCurve.keyPair({ pub: pub }); + if (keyPair.validate().result !== true) { + throw new Error('Invalid elliptic public key'); + } + return keyPair; +} + +/** + * Load elliptic on demand to global.openpgp.elliptic + * @returns {Promise} + */ +async function loadEllipticPromise() { + const path = _config2.default.indutny_elliptic_path; + const options = _config2.default.indutny_elliptic_fetch_options; + const ellipticDlPromise = (0, _lightweight_helper.dl)(path, options).catch(() => (0, _lightweight_helper.dl)(path, options)); + const ellipticContents = await ellipticDlPromise; + const mainUrl = URL.createObjectURL(new Blob([ellipticContents], { type: 'text/javascript' })); + await (0, _lightweight_helper.loadScript)(mainUrl); + URL.revokeObjectURL(mainUrl); + if (!global.openpgp.elliptic) { + throw new Error('Elliptic library failed to load correctly'); + } + return global.openpgp.elliptic; +} + +let ellipticPromise; + +function loadElliptic() { + if (!_config2.default.external_indutny_elliptic) { + return require('elliptic'); + } + if (_util2.default.detectNode()) { + // eslint-disable-next-line + return require(_config2.default.indutny_elliptic_path); + } + if (!ellipticPromise) { + ellipticPromise = loadEllipticPromise().catch(e => { + ellipticPromise = undefined; + throw e; + }); + } + return ellipticPromise; +} + +async function getIndutnyCurve(name) { + if (!_config2.default.use_indutny_elliptic) { + throw new Error('This curve is only supported in the full build of OpenPGP.js'); + } + const elliptic = await loadElliptic(); + return new elliptic.ec(name); +} + +}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {}) +},{"../../../config":79,"../../../lightweight_helper":125,"../../../util":158,"elliptic":18}],106:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _naclFastLight = require('tweetnacl/nacl-fast-light.js'); + +var _naclFastLight2 = _interopRequireDefault(_naclFastLight); + +var _rsa = require('./rsa'); + +var _rsa2 = _interopRequireDefault(_rsa); + +var _elgamal = require('./elgamal'); + +var _elgamal2 = _interopRequireDefault(_elgamal); + +var _elliptic = require('./elliptic'); + +var _elliptic2 = _interopRequireDefault(_elliptic); + +var _dsa = require('./dsa'); + +var _dsa2 = _interopRequireDefault(_dsa); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +exports.default = { + /** @see module:crypto/public_key/rsa */ + rsa: _rsa2.default, + /** @see module:crypto/public_key/elgamal */ + elgamal: _elgamal2.default, + /** @see module:crypto/public_key/elliptic */ + elliptic: _elliptic2.default, + /** @see module:crypto/public_key/dsa */ + dsa: _dsa2.default, + /** @see tweetnacl */ + nacl: _naclFastLight2.default +}; /** + * @fileoverview Asymmetric cryptography functions + * @requires tweetnacl + * @requires crypto/public_key/dsa + * @requires crypto/public_key/elgamal + * @requires crypto/public_key/elliptic + * @requires crypto/public_key/rsa + * @module crypto/public_key + */ + +},{"./dsa":98,"./elgamal":99,"./elliptic":104,"./rsa":108,"tweetnacl/nacl-fast-light.js":72}],107:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _bn = require('bn.js'); + +var _bn2 = _interopRequireDefault(_bn); + +var _random = require('../random'); + +var _random2 = _interopRequireDefault(_random); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +// OpenPGP.js - An OpenPGP implementation in javascript +// Copyright (C) 2018 Proton Technologies AG +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @fileoverview Algorithms for probabilistic random prime generation + * @requires bn.js + * @requires crypto/random + * @module crypto/public_key/prime + */ + +exports.default = { + randomProbablePrime, isProbablePrime, fermat, millerRabin, divisionTest +}; + +/** + * Probabilistic random number generator + * @param {Integer} bits Bit length of the prime + * @param {BN} e Optional RSA exponent to check against the prime + * @param {Integer} k Optional number of iterations of Miller-Rabin test + * @returns BN + * @async + */ + +async function randomProbablePrime(bits, e, k) { + const min = new _bn2.default(1).shln(bits - 1); + const thirty = new _bn2.default(30); + /* + * We can avoid any multiples of 3 and 5 by looking at n mod 30 + * n mod 30 = 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 + * the next possible prime is mod 30: + * 1 7 7 7 7 7 7 11 11 11 11 13 13 17 17 17 17 19 19 23 23 23 23 29 29 29 29 29 29 1 + */ + const adds = [1, 6, 5, 4, 3, 2, 1, 4, 3, 2, 1, 2, 1, 4, 3, 2, 1, 2, 1, 4, 3, 2, 1, 6, 5, 4, 3, 2, 1, 2]; + + let n = await _random2.default.getRandomBN(min, min.shln(1)); + let i = n.mod(thirty).toNumber(); + + do { + n.iaddn(adds[i]); + i = (i + adds[i]) % adds.length; + // If reached the maximum, go back to the minimum. + if (n.bitLength() > bits) { + n = n.mod(min.shln(1)).iadd(min); + i = n.mod(thirty).toNumber(); + } + } while (!(await isProbablePrime(n, e, k))); + return n; +} + +/** + * Probabilistic primality testing + * @param {BN} n Number to test + * @param {BN} e Optional RSA exponent to check against the prime + * @param {Integer} k Optional number of iterations of Miller-Rabin test + * @returns {boolean} + * @async + */ +async function isProbablePrime(n, e, k) { + if (e && !n.subn(1).gcd(e).eqn(1)) { + return false; + } + if (!divisionTest(n)) { + return false; + } + if (!fermat(n)) { + return false; + } + if (!(await millerRabin(n, k))) { + return false; + } + // TODO implement the Lucas test + // See Section C.3.3 here: https://nvlpubs.nist.gov/nistpubs/FIPS/NIST.FIPS.186-4.pdf + return true; +} + +/** + * Tests whether n is probably prime or not using Fermat's test with b = 2. + * Fails if b^(n-1) mod n === 1. + * @param {BN} n Number to test + * @param {Integer} b Optional Fermat test base + * @returns {boolean} + */ +function fermat(n, b) { + b = b || new _bn2.default(2); + return b.toRed(_bn2.default.mont(n)).redPow(n.subn(1)).fromRed().cmpn(1) === 0; +} + +function divisionTest(n) { + return small_primes.every(m => { + return n.modn(m) !== 0; + }); +} + +// https://github.com/gpg/libgcrypt/blob/master/cipher/primegen.c +const small_primes = [7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97, 101, 103, 107, 109, 113, 127, 131, 137, 139, 149, 151, 157, 163, 167, 173, 179, 181, 191, 193, 197, 199, 211, 223, 227, 229, 233, 239, 241, 251, 257, 263, 269, 271, 277, 281, 283, 293, 307, 311, 313, 317, 331, 337, 347, 349, 353, 359, 367, 373, 379, 383, 389, 397, 401, 409, 419, 421, 431, 433, 439, 443, 449, 457, 461, 463, 467, 479, 487, 491, 499, 503, 509, 521, 523, 541, 547, 557, 563, 569, 571, 577, 587, 593, 599, 601, 607, 613, 617, 619, 631, 641, 643, 647, 653, 659, 661, 673, 677, 683, 691, 701, 709, 719, 727, 733, 739, 743, 751, 757, 761, 769, 773, 787, 797, 809, 811, 821, 823, 827, 829, 839, 853, 857, 859, 863, 877, 881, 883, 887, 907, 911, 919, 929, 937, 941, 947, 953, 967, 971, 977, 983, 991, 997, 1009, 1013, 1019, 1021, 1031, 1033, 1039, 1049, 1051, 1061, 1063, 1069, 1087, 1091, 1093, 1097, 1103, 1109, 1117, 1123, 1129, 1151, 1153, 1163, 1171, 1181, 1187, 1193, 1201, 1213, 1217, 1223, 1229, 1231, 1237, 1249, 1259, 1277, 1279, 1283, 1289, 1291, 1297, 1301, 1303, 1307, 1319, 1321, 1327, 1361, 1367, 1373, 1381, 1399, 1409, 1423, 1427, 1429, 1433, 1439, 1447, 1451, 1453, 1459, 1471, 1481, 1483, 1487, 1489, 1493, 1499, 1511, 1523, 1531, 1543, 1549, 1553, 1559, 1567, 1571, 1579, 1583, 1597, 1601, 1607, 1609, 1613, 1619, 1621, 1627, 1637, 1657, 1663, 1667, 1669, 1693, 1697, 1699, 1709, 1721, 1723, 1733, 1741, 1747, 1753, 1759, 1777, 1783, 1787, 1789, 1801, 1811, 1823, 1831, 1847, 1861, 1867, 1871, 1873, 1877, 1879, 1889, 1901, 1907, 1913, 1931, 1933, 1949, 1951, 1973, 1979, 1987, 1993, 1997, 1999, 2003, 2011, 2017, 2027, 2029, 2039, 2053, 2063, 2069, 2081, 2083, 2087, 2089, 2099, 2111, 2113, 2129, 2131, 2137, 2141, 2143, 2153, 2161, 2179, 2203, 2207, 2213, 2221, 2237, 2239, 2243, 2251, 2267, 2269, 2273, 2281, 2287, 2293, 2297, 2309, 2311, 2333, 2339, 2341, 2347, 2351, 2357, 2371, 2377, 2381, 2383, 2389, 2393, 2399, 2411, 2417, 2423, 2437, 2441, 2447, 2459, 2467, 2473, 2477, 2503, 2521, 2531, 2539, 2543, 2549, 2551, 2557, 2579, 2591, 2593, 2609, 2617, 2621, 2633, 2647, 2657, 2659, 2663, 2671, 2677, 2683, 2687, 2689, 2693, 2699, 2707, 2711, 2713, 2719, 2729, 2731, 2741, 2749, 2753, 2767, 2777, 2789, 2791, 2797, 2801, 2803, 2819, 2833, 2837, 2843, 2851, 2857, 2861, 2879, 2887, 2897, 2903, 2909, 2917, 2927, 2939, 2953, 2957, 2963, 2969, 2971, 2999, 3001, 3011, 3019, 3023, 3037, 3041, 3049, 3061, 3067, 3079, 3083, 3089, 3109, 3119, 3121, 3137, 3163, 3167, 3169, 3181, 3187, 3191, 3203, 3209, 3217, 3221, 3229, 3251, 3253, 3257, 3259, 3271, 3299, 3301, 3307, 3313, 3319, 3323, 3329, 3331, 3343, 3347, 3359, 3361, 3371, 3373, 3389, 3391, 3407, 3413, 3433, 3449, 3457, 3461, 3463, 3467, 3469, 3491, 3499, 3511, 3517, 3527, 3529, 3533, 3539, 3541, 3547, 3557, 3559, 3571, 3581, 3583, 3593, 3607, 3613, 3617, 3623, 3631, 3637, 3643, 3659, 3671, 3673, 3677, 3691, 3697, 3701, 3709, 3719, 3727, 3733, 3739, 3761, 3767, 3769, 3779, 3793, 3797, 3803, 3821, 3823, 3833, 3847, 3851, 3853, 3863, 3877, 3881, 3889, 3907, 3911, 3917, 3919, 3923, 3929, 3931, 3943, 3947, 3967, 3989, 4001, 4003, 4007, 4013, 4019, 4021, 4027, 4049, 4051, 4057, 4073, 4079, 4091, 4093, 4099, 4111, 4127, 4129, 4133, 4139, 4153, 4157, 4159, 4177, 4201, 4211, 4217, 4219, 4229, 4231, 4241, 4243, 4253, 4259, 4261, 4271, 4273, 4283, 4289, 4297, 4327, 4337, 4339, 4349, 4357, 4363, 4373, 4391, 4397, 4409, 4421, 4423, 4441, 4447, 4451, 4457, 4463, 4481, 4483, 4493, 4507, 4513, 4517, 4519, 4523, 4547, 4549, 4561, 4567, 4583, 4591, 4597, 4603, 4621, 4637, 4639, 4643, 4649, 4651, 4657, 4663, 4673, 4679, 4691, 4703, 4721, 4723, 4729, 4733, 4751, 4759, 4783, 4787, 4789, 4793, 4799, 4801, 4813, 4817, 4831, 4861, 4871, 4877, 4889, 4903, 4909, 4919, 4931, 4933, 4937, 4943, 4951, 4957, 4967, 4969, 4973, 4987, 4993, 4999]; + +// Miller-Rabin - Miller Rabin algorithm for primality test +// Copyright Fedor Indutny, 2014. +// +// This software is licensed under the MIT License. +// +// Permission is hereby granted, free of charge, to any person obtaining a +// copy of this software and associated documentation files (the +// "Software"), to deal in the Software without restriction, including +// without limitation the rights to use, copy, modify, merge, publish, +// distribute, sublicense, and/or sell copies of the Software, and to permit +// persons to whom the Software is furnished to do so, subject to the +// following conditions: +// +// The above copyright notice and this permission notice shall be included +// in all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN +// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, +// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR +// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE +// USE OR OTHER DEALINGS IN THE SOFTWARE. + +// Adapted on Jan 2018 from version 4.0.1 at https://github.com/indutny/miller-rabin + +// Sample syntax for Fixed-Base Miller-Rabin: +// millerRabin(n, k, () => new BN(small_primes[Math.random() * small_primes.length | 0])) + +/** + * Tests whether n is probably prime or not using the Miller-Rabin test. + * See HAC Remark 4.28. + * @param {BN} n Number to test + * @param {Integer} k Optional number of iterations of Miller-Rabin test + * @param {Function} rand Optional function to generate potential witnesses + * @returns {boolean} + * @async + */ +async function millerRabin(n, k, rand) { + const len = n.bitLength(); + const red = _bn2.default.mont(n); + const rone = new _bn2.default(1).toRed(red); + + if (!k) { + k = Math.max(1, len / 48 | 0); + } + + const n1 = n.subn(1); + const rn1 = n1.toRed(red); + + // Find d and s, (n - 1) = (2 ^ s) * d; + let s = 0; + while (!n1.testn(s)) { + s++; + } + const d = n.shrn(s); + + for (; k > 0; k--) { + const a = rand ? rand() : await _random2.default.getRandomBN(new _bn2.default(2), n1); + + let x = a.toRed(red).redPow(d); + if (x.eq(rone) || x.eq(rn1)) { + continue; + } + + let i; + for (i = 1; i < s; i++) { + x = x.redSqr(); + + if (x.eq(rone)) { + return false; + } + if (x.eq(rn1)) { + break; + } + } + + if (i === s) { + return false; + } + } + + return true; +} + +},{"../random":109,"bn.js":16}],108:[function(require,module,exports){ +(function (global){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _bn = require('bn.js'); + +var _bn2 = _interopRequireDefault(_bn); + +var _prime = require('./prime'); + +var _prime2 = _interopRequireDefault(_prime); + +var _random = require('../random'); + +var _random2 = _interopRequireDefault(_random); + +var _config = require('../../config'); + +var _config2 = _interopRequireDefault(_config); + +var _util = require('../../util'); + +var _util2 = _interopRequireDefault(_util); + +var _pkcs = require('../pkcs1'); + +var _pkcs2 = _interopRequireDefault(_pkcs); + +var _enums = require('../../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +var _mpi = require('../../type/mpi'); + +var _mpi2 = _interopRequireDefault(_mpi); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +// GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @fileoverview RSA implementation + * @requires bn.js + * @requires crypto/public_key/prime + * @requires crypto/random + * @requires config + * @requires util + * @module crypto/public_key/rsa + */ + +const webCrypto = _util2.default.getWebCrypto(); +const nodeCrypto = _util2.default.getNodeCrypto(); +const asn1 = nodeCrypto ? require('asn1.js') : undefined; + +// Helper for IE11 KeyOperation objects +function promisifyIE11Op(keyObj, err) { + if (typeof keyObj.then !== 'function') { + // IE11 KeyOperation + return new Promise(function (resolve, reject) { + keyObj.onerror = function () { + reject(new Error(err)); + }; + keyObj.oncomplete = function (e) { + resolve(e.target.result); + }; + }); + } + return keyObj; +} + +/* eslint-disable no-invalid-this */ +const RSAPrivateKey = _util2.default.detectNode() ? asn1.define('RSAPrivateKey', function () { + this.seq().obj( // used for native NodeJS crypto + this.key('version').int(), // 0 + this.key('modulus').int(), // n + this.key('publicExponent').int(), // e + this.key('privateExponent').int(), // d + this.key('prime1').int(), // p + this.key('prime2').int(), // q + this.key('exponent1').int(), // dp + this.key('exponent2').int(), // dq + this.key('coefficient').int() // u + ); +}) : undefined; + +const RSAPublicKey = _util2.default.detectNode() ? asn1.define('RSAPubliceKey', function () { + this.seq().obj( // used for native NodeJS crypto + this.key('modulus').int(), // n + this.key('publicExponent').int() // e + ); +}) : undefined; +/* eslint-enable no-invalid-this */ + +exports.default = { + /** Create signature + * @param {module:enums.hash} hash_algo Hash algorithm + * @param {Uint8Array} data message + * @param {Uint8Array} n RSA public modulus + * @param {Uint8Array} e RSA public exponent + * @param {Uint8Array} d RSA private exponent + * @param {Uint8Array} p RSA private prime p + * @param {Uint8Array} q RSA private prime q + * @param {Uint8Array} u RSA private coefficient + * @param {Uint8Array} hashed hashed message + * @returns {Uint8Array} RSA Signature + * @async + */ + sign: async function sign(hash_algo, data, n, e, d, p, q, u, hashed) { + if (data && !_util2.default.isStream(data)) { + if (_util2.default.getWebCrypto()) { + try { + return await this.webSign(_enums2.default.read(_enums2.default.webHash, hash_algo), data, n, e, d, p, q, u); + } catch (err) { + _util2.default.print_debug_error(err); + } + } else if (_util2.default.getNodeCrypto()) { + return this.nodeSign(hash_algo, data, n, e, d, p, q, u); + } + } + return this.bnSign(hash_algo, n, d, hashed); + }, + + /** + * Verify signature + * @param {module:enums.hash} hash_algo Hash algorithm + * @param {Uint8Array} data message + * @param {Uint8Array} s signature + * @param {Uint8Array} n RSA public modulus + * @param {Uint8Array} e RSA public exponent + * @param {Uint8Array} hashed hashed message + * @returns {Boolean} + * @async + */ + verify: async function verify(hash_algo, data, s, n, e, hashed) { + if (data && !_util2.default.isStream(data)) { + if (_util2.default.getWebCrypto()) { + try { + return await this.webVerify(_enums2.default.read(_enums2.default.webHash, hash_algo), data, s, n, e); + } catch (err) { + _util2.default.print_debug_error(err); + } + } else if (_util2.default.getNodeCrypto()) { + return this.nodeVerify(hash_algo, data, s, n, e); + } + } + return this.bnVerify(hash_algo, s, n, e, hashed); + }, + + /** + * Encrypt message + * @param {Uint8Array} data message + * @param {Uint8Array} n RSA public modulus + * @param {Uint8Array} e RSA public exponent + * @returns {Uint8Array} RSA Ciphertext + * @async + */ + encrypt: async function encrypt(data, n, e) { + if (_util2.default.getNodeCrypto()) { + return this.nodeEncrypt(data, n, e); + } + return this.bnEncrypt(data, n, e); + }, + + /** + * Decrypt RSA message + * @param {Uint8Array} m message + * @param {Uint8Array} n RSA public modulus + * @param {Uint8Array} e RSA public exponent + * @param {Uint8Array} d RSA private exponent + * @param {Uint8Array} p RSA private prime p + * @param {Uint8Array} q RSA private prime q + * @param {Uint8Array} u RSA private coefficient + * @returns {String} RSA Plaintext + * @async + */ + decrypt: async function decrypt(data, n, e, d, p, q, u) { + if (_util2.default.getNodeCrypto()) { + return this.nodeDecrypt(data, n, e, d, p, q, u); + } + return this.bnDecrypt(data, n, e, d, p, q, u); + }, + + /** + * Generate a new random private key B bits long with public exponent E. + * + * When possible, webCrypto or nodeCrypto is used. Otherwise, primes are generated using + * 40 rounds of the Miller-Rabin probabilistic random prime generation algorithm. + * @see module:crypto/public_key/prime + * @param {Integer} B RSA bit length + * @param {String} E RSA public exponent in hex string + * @returns {{n: BN, e: BN, d: BN, + * p: BN, q: BN, u: BN}} RSA public modulus, RSA public exponent, RSA private exponent, + * RSA private prime p, RSA private prime q, u = q ** -1 mod p + * @async + */ + generate: async function generate(B, E) { + let key; + E = new _bn2.default(E, 16); + + // Native RSA keygen using Web Crypto + if (_util2.default.getWebCrypto()) { + let keyPair; + let keyGenOpt; + if (global.crypto && global.crypto.subtle || global.msCrypto) { + // current standard spec + keyGenOpt = { + name: 'RSASSA-PKCS1-v1_5', + modulusLength: B, // the specified keysize in bits + publicExponent: E.toArrayLike(Uint8Array), // take three bytes (max 65537) for exponent + hash: { + name: 'SHA-1' // not required for actual RSA keys, but for crypto api 'sign' and 'verify' + } + }; + keyPair = webCrypto.generateKey(keyGenOpt, true, ['sign', 'verify']); + keyPair = await promisifyIE11Op(keyPair, 'Error generating RSA key pair.'); + } else if (global.crypto && global.crypto.webkitSubtle) { + // outdated spec implemented by old Webkit + keyGenOpt = { + name: 'RSA-OAEP', + modulusLength: B, // the specified keysize in bits + publicExponent: E.toArrayLike(Uint8Array), // take three bytes (max 65537) for exponent + hash: { + name: 'SHA-1' // not required for actual RSA keys, but for crypto api 'sign' and 'verify' + } + }; + keyPair = await webCrypto.generateKey(keyGenOpt, true, ['encrypt', 'decrypt']); + } else { + throw new Error('Unknown WebCrypto implementation'); + } + + // export the generated keys as JsonWebKey (JWK) + // https://tools.ietf.org/html/draft-ietf-jose-json-web-key-33 + let jwk = webCrypto.exportKey('jwk', keyPair.privateKey); + jwk = await promisifyIE11Op(jwk, 'Error exporting RSA key pair.'); + + // parse raw ArrayBuffer bytes to jwk/json (WebKit/Safari/IE11 quirk) + if (jwk instanceof ArrayBuffer) { + jwk = JSON.parse(String.fromCharCode.apply(null, new Uint8Array(jwk))); + } + // map JWK parameters to BN + key = {}; + key.n = new _bn2.default(_util2.default.b64_to_Uint8Array(jwk.n)); + key.e = E; + key.d = new _bn2.default(_util2.default.b64_to_Uint8Array(jwk.d)); + // switch p and q + key.p = new _bn2.default(_util2.default.b64_to_Uint8Array(jwk.q)); + key.q = new _bn2.default(_util2.default.b64_to_Uint8Array(jwk.p)); + // Since p and q are switched in places, we could keep u + key.u = new _bn2.default(_util2.default.b64_to_Uint8Array(jwk.qi)); + return key; + } else if (_util2.default.getNodeCrypto() && nodeCrypto.generateKeyPair && RSAPrivateKey) { + const opts = { + modulusLength: Number(B.toString(10)), + publicExponent: Number(E.toString(10)), + publicKeyEncoding: { type: 'pkcs1', format: 'der' }, + privateKeyEncoding: { type: 'pkcs1', format: 'der' } + }; + const prv = await new Promise((resolve, reject) => nodeCrypto.generateKeyPair('rsa', opts, (err, _, der) => { + if (err) { + reject(err); + } else { + resolve(RSAPrivateKey.decode(der, 'der')); + } + })); + /** PGP spec differs from DER spec, DER: `(inverse of q) mod p`, PGP: `(inverse of p) mod q`. + * @link https://tools.ietf.org/html/rfc3447#section-3.2 + * @link https://tools.ietf.org/html/draft-ietf-openpgp-rfc4880bis-08#section-5.6.1 + */ + return { + n: prv.modulus, + e: prv.publicExponent, + d: prv.privateExponent, + // switch p and q + p: prv.prime2, + q: prv.prime1, + // Since p and q are switched in places, we could keep u + u: prv.coefficient // PGP type of u + }; + } + + // RSA keygen fallback using 40 iterations of the Miller-Rabin test + // See https://stackoverflow.com/a/6330138 for justification + // Also see section C.3 here: https://nvlpubs.nist.gov/nistpubs/FIPS/NIST + let q = await _prime2.default.randomProbablePrime(B - (B >> 1), E, 40); + let p = await _prime2.default.randomProbablePrime(B >> 1, E, 40); + + if (q.cmp(p) < 0) { + var _ref = [q, p]; + p = _ref[0]; + q = _ref[1]; + } + + const phi = p.subn(1).mul(q.subn(1)); + return { + n: p.mul(q), + e: E, + d: E.invm(phi), + p: p, + q: q, + // dp: d.mod(p.subn(1)), + // dq: d.mod(q.subn(1)), + u: p.invm(q) + }; + }, + + bnSign: async function bnSign(hash_algo, n, d, hashed) { + n = new _bn2.default(n); + const m = new _bn2.default((await _pkcs2.default.emsa.encode(hash_algo, hashed, n.byteLength())), 16); + d = new _bn2.default(d); + if (n.cmp(m) <= 0) { + throw new Error('Message size cannot exceed modulus size'); + } + const nred = new _bn2.default.red(n); + return m.toRed(nred).redPow(d).toArrayLike(Uint8Array, 'be', n.byteLength()); + }, + + webSign: async function webSign(hash_name, data, n, e, d, p, q, u) { + /** OpenPGP keys require that p < q, and Safari Web Crypto requires that p > q. + * We swap them in privateToJwk, so it usually works out, but nevertheless, + * not all OpenPGP keys are compatible with this requirement. + * OpenPGP.js used to generate RSA keys the wrong way around (p > q), and still + * does if the underlying Web Crypto does so (e.g. old MS Edge 50% of the time). + */ + const jwk = privateToJwk(n, e, d, p, q, u); + const algo = { + name: "RSASSA-PKCS1-v1_5", + hash: { name: hash_name } + }; + const key = await webCrypto.importKey("jwk", jwk, algo, false, ["sign"]); + // add hash field for ms edge support + return new Uint8Array((await webCrypto.sign({ "name": "RSASSA-PKCS1-v1_5", "hash": hash_name }, key, data))); + }, + + nodeSign: async function nodeSign(hash_algo, data, n, e, d, p, q, u) { + const pBNum = new _bn2.default(p); + const qBNum = new _bn2.default(q); + const dBNum = new _bn2.default(d); + const dq = dBNum.mod(qBNum.subn(1)); // d mod (q-1) + const dp = dBNum.mod(pBNum.subn(1)); // d mod (p-1) + const sign = nodeCrypto.createSign(_enums2.default.read(_enums2.default.hash, hash_algo)); + sign.write(data); + sign.end(); + const keyObject = { + version: 0, + modulus: new _bn2.default(n), + publicExponent: new _bn2.default(e), + privateExponent: new _bn2.default(d), + // switch p and q + prime1: new _bn2.default(q), + prime2: new _bn2.default(p), + // switch dp and dq + exponent1: dq, + exponent2: dp, + coefficient: new _bn2.default(u) + }; + if (typeof nodeCrypto.createPrivateKey !== 'undefined') { + //from version 11.6.0 Node supports der encoded key objects + const der = RSAPrivateKey.encode(keyObject, 'der'); + return new Uint8Array(sign.sign({ key: der, format: 'der', type: 'pkcs1' })); + } + const pem = RSAPrivateKey.encode(keyObject, 'pem', { + label: 'RSA PRIVATE KEY' + }); + return new Uint8Array(sign.sign(pem)); + }, + + bnVerify: async function bnVerify(hash_algo, s, n, e, hashed) { + n = new _bn2.default(n); + s = new _bn2.default(s); + e = new _bn2.default(e); + if (n.cmp(s) <= 0) { + throw new Error('Signature size cannot exceed modulus size'); + } + const nred = new _bn2.default.red(n); + const EM1 = s.toRed(nred).redPow(e).toArrayLike(Uint8Array, 'be', n.byteLength()); + const EM2 = await _pkcs2.default.emsa.encode(hash_algo, hashed, n.byteLength()); + return _util2.default.Uint8Array_to_hex(EM1) === EM2; + }, + + webVerify: async function webVerify(hash_name, data, s, n, e) { + const jwk = publicToJwk(n, e); + const key = await webCrypto.importKey("jwk", jwk, { + name: "RSASSA-PKCS1-v1_5", + hash: { name: hash_name } + }, false, ["verify"]); + // add hash field for ms edge support + return webCrypto.verify({ "name": "RSASSA-PKCS1-v1_5", "hash": hash_name }, key, s, data); + }, + + nodeVerify: async function nodeVerify(hash_algo, data, s, n, e) { + const verify = nodeCrypto.createVerify(_enums2.default.read(_enums2.default.hash, hash_algo)); + verify.write(data); + verify.end(); + const keyObject = { + modulus: new _bn2.default(n), + publicExponent: new _bn2.default(e) + }; + let key; + if (typeof nodeCrypto.createPrivateKey !== 'undefined') { + //from version 11.6.0 Node supports der encoded key objects + const der = RSAPublicKey.encode(keyObject, 'der'); + key = { key: der, format: 'der', type: 'pkcs1' }; + } else { + key = RSAPublicKey.encode(keyObject, 'pem', { + label: 'RSA PUBLIC KEY' + }); + } + try { + return await verify.verify(key, s); + } catch (err) { + return false; + } + }, + + nodeEncrypt: async function nodeEncrypt(data, n, e) { + const keyObject = { + modulus: new _bn2.default(n), + publicExponent: new _bn2.default(e) + }; + let key; + if (typeof nodeCrypto.createPrivateKey !== 'undefined') { + const der = RSAPublicKey.encode(keyObject, 'der'); + key = { key: der, format: 'der', type: 'pkcs1', padding: nodeCrypto.constants.RSA_PKCS1_PADDING }; + } else { + const pem = RSAPublicKey.encode(keyObject, 'pem', { + label: 'RSA PUBLIC KEY' + }); + key = { key: pem, padding: nodeCrypto.constants.RSA_PKCS1_PADDING }; + } + return new Uint8Array(nodeCrypto.publicEncrypt(key, data)); + }, + + bnEncrypt: async function bnEncrypt(data, n, e) { + n = new _bn2.default(n); + data = new _mpi2.default((await _pkcs2.default.eme.encode(_util2.default.Uint8Array_to_str(data), n.byteLength()))); + data = data.toBN(); + e = new _bn2.default(e); + if (n.cmp(data) <= 0) { + throw new Error('Message size cannot exceed modulus size'); + } + const nred = new _bn2.default.red(n); + return data.toRed(nred).redPow(e).toArrayLike(Uint8Array, 'be', n.byteLength()); + }, + + nodeDecrypt: function nodeDecrypt(data, n, e, d, p, q, u) { + const pBNum = new _bn2.default(p); + const qBNum = new _bn2.default(q); + const dBNum = new _bn2.default(d); + const dq = dBNum.mod(qBNum.subn(1)); // d mod (q-1) + const dp = dBNum.mod(pBNum.subn(1)); // d mod (p-1) + const keyObject = { + version: 0, + modulus: new _bn2.default(n), + publicExponent: new _bn2.default(e), + privateExponent: new _bn2.default(d), + // switch p and q + prime1: new _bn2.default(q), + prime2: new _bn2.default(p), + // switch dp and dq + exponent1: dq, + exponent2: dp, + coefficient: new _bn2.default(u) + }; + let key; + if (typeof nodeCrypto.createPrivateKey !== 'undefined') { + const der = RSAPrivateKey.encode(keyObject, 'der'); + key = { key: der, format: 'der', type: 'pkcs1', padding: nodeCrypto.constants.RSA_PKCS1_PADDING }; + } else { + const pem = RSAPrivateKey.encode(keyObject, 'pem', { + label: 'RSA PRIVATE KEY' + }); + key = { key: pem, padding: nodeCrypto.constants.RSA_PKCS1_PADDING }; + } + return _util2.default.Uint8Array_to_str(nodeCrypto.privateDecrypt(key, data)); + }, + + bnDecrypt: async function bnDecrypt(data, n, e, d, p, q, u) { + data = new _bn2.default(data); + n = new _bn2.default(n); + e = new _bn2.default(e); + d = new _bn2.default(d); + p = new _bn2.default(p); + q = new _bn2.default(q); + u = new _bn2.default(u); + if (n.cmp(data) <= 0) { + throw new Error('Data too large.'); + } + const dq = d.mod(q.subn(1)); // d mod (q-1) + const dp = d.mod(p.subn(1)); // d mod (p-1) + const pred = new _bn2.default.red(p); + const qred = new _bn2.default.red(q); + const nred = new _bn2.default.red(n); + + let blinder; + let unblinder; + if (_config2.default.rsa_blinding) { + unblinder = (await _random2.default.getRandomBN(new _bn2.default(2), n)).toRed(nred); + blinder = unblinder.redInvm().redPow(e); + data = data.toRed(nred).redMul(blinder).fromRed(); + } + + const mp = data.toRed(pred).redPow(dp); + const mq = data.toRed(qred).redPow(dq); + const t = mq.redSub(mp.fromRed().toRed(qred)); + const h = u.toRed(qred).redMul(t).fromRed(); + + let result = h.mul(p).add(mp).toRed(nred); + + if (_config2.default.rsa_blinding) { + result = result.redMul(unblinder); + } + + return _pkcs2.default.eme.decode(new _mpi2.default(result).toString()); + }, + + prime: _prime2.default +}; + +/** Convert Openpgp private key params to jwk key according to + * @link https://tools.ietf.org/html/rfc7517 + * @param {String} hash_algo + * @param {Uint8Array} n + * @param {Uint8Array} e + * @param {Uint8Array} d + * @param {Uint8Array} p + * @param {Uint8Array} q + * @param {Uint8Array} u + */ + +function privateToJwk(n, e, d, p, q, u) { + const pBNum = new _bn2.default(p); + const qBNum = new _bn2.default(q); + const dBNum = new _bn2.default(d); + + let dq = dBNum.mod(qBNum.subn(1)); // d mod (q-1) + let dp = dBNum.mod(pBNum.subn(1)); // d mod (p-1) + dp = dp.toArrayLike(Uint8Array); + dq = dq.toArrayLike(Uint8Array); + return { + kty: 'RSA', + n: _util2.default.Uint8Array_to_b64(n, true), + e: _util2.default.Uint8Array_to_b64(e, true), + d: _util2.default.Uint8Array_to_b64(d, true), + // switch p and q + p: _util2.default.Uint8Array_to_b64(q, true), + q: _util2.default.Uint8Array_to_b64(p, true), + // switch dp and dq + dp: _util2.default.Uint8Array_to_b64(dq, true), + dq: _util2.default.Uint8Array_to_b64(dp, true), + qi: _util2.default.Uint8Array_to_b64(u, true), + ext: true + }; +} + +/** Convert Openpgp key public params to jwk key according to + * @link https://tools.ietf.org/html/rfc7517 + * @param {String} hash_algo + * @param {Uint8Array} n + * @param {Uint8Array} e + */ +function publicToJwk(n, e) { + return { + kty: 'RSA', + n: _util2.default.Uint8Array_to_b64(n, true), + e: _util2.default.Uint8Array_to_b64(e, true), + ext: true + }; +} + +}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {}) +},{"../../config":79,"../../enums":113,"../../type/mpi":155,"../../util":158,"../pkcs1":96,"../random":109,"./prime":107,"asn1.js":"asn1.js","bn.js":16}],109:[function(require,module,exports){ +(function (global){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _bn = require('bn.js'); + +var _bn2 = _interopRequireDefault(_bn); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +// Do not use util.getNodeCrypto because we need this regardless of use_native setting +// GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +// The GPG4Browsers crypto interface + +/** + * @fileoverview Provides tools for retrieving secure randomness from browsers or Node.js + * @requires bn.js + * @requires util + * @module crypto/random + */ + +const nodeCrypto = _util2.default.detectNode() && require('crypto'); + +exports.default = { + /** + * Retrieve secure random byte array of the specified length + * @param {Integer} length Length in bytes to generate + * @returns {Uint8Array} Random byte array + * @async + */ + getRandomBytes: async function getRandomBytes(length) { + const buf = new Uint8Array(length); + if (typeof crypto !== 'undefined' && crypto.getRandomValues) { + crypto.getRandomValues(buf); + } else if (typeof global !== 'undefined' && typeof global.msCrypto === 'object' && typeof global.msCrypto.getRandomValues === 'function') { + global.msCrypto.getRandomValues(buf); + } else if (nodeCrypto) { + const bytes = nodeCrypto.randomBytes(buf.length); + buf.set(bytes); + } else if (this.randomBuffer.buffer) { + await this.randomBuffer.get(buf); + } else { + throw new Error('No secure random number generator available.'); + } + return buf; + }, + + /** + * Create a secure random MPI that is greater than or equal to min and less than max. + * @param {module:type/mpi} min Lower bound, included + * @param {module:type/mpi} max Upper bound, excluded + * @returns {module:BN} Random MPI + * @async + */ + getRandomBN: async function getRandomBN(min, max) { + if (max.cmp(min) <= 0) { + throw new Error('Illegal parameter value: max <= min'); + } + + const modulus = max.sub(min); + const bytes = modulus.byteLength(); + + // Using a while loop is necessary to avoid bias introduced by the mod operation. + // However, we request 64 extra random bits so that the bias is negligible. + // Section B.1.1 here: https://nvlpubs.nist.gov/nistpubs/FIPS/NIST.FIPS.186-4.pdf + const r = new _bn2.default((await this.getRandomBytes(bytes + 8))); + return r.mod(modulus).add(min); + }, + + randomBuffer: new RandomBuffer() +}; + +/** + * Buffer for secure random numbers + */ + +function RandomBuffer() { + this.buffer = null; + this.size = null; + this.callback = null; +} + +/** + * Initialize buffer + * @param {Integer} size size of buffer + */ +RandomBuffer.prototype.init = function (size, callback) { + this.buffer = new Uint8Array(size); + this.size = 0; + this.callback = callback; +}; + +/** + * Concat array of secure random numbers to buffer + * @param {Uint8Array} buf + */ +RandomBuffer.prototype.set = function (buf) { + if (!this.buffer) { + throw new Error('RandomBuffer is not initialized'); + } + if (!(buf instanceof Uint8Array)) { + throw new Error('Invalid type: buf not an Uint8Array'); + } + const freeSpace = this.buffer.length - this.size; + if (buf.length > freeSpace) { + buf = buf.subarray(0, freeSpace); + } + // set buf with offset old size of buffer + this.buffer.set(buf, this.size); + this.size += buf.length; +}; + +/** + * Take numbers out of buffer and copy to array + * @param {Uint8Array} buf the destination array + */ +RandomBuffer.prototype.get = async function (buf) { + if (!this.buffer) { + throw new Error('RandomBuffer is not initialized'); + } + if (!(buf instanceof Uint8Array)) { + throw new Error('Invalid type: buf not an Uint8Array'); + } + if (this.size < buf.length) { + if (!this.callback) { + throw new Error('Random number buffer depleted'); + } + // Wait for random bytes from main context, then try again + await this.callback(); + return this.get(buf); + } + for (let i = 0; i < buf.length; i++) { + buf[i] = this.buffer[--this.size]; + // clear buffer value + this.buffer[this.size] = 0; + } +}; + +}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {}) +},{"../util":158,"bn.js":16,"crypto":"crypto"}],110:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _crypto = require('./crypto'); + +var _crypto2 = _interopRequireDefault(_crypto); + +var _public_key = require('./public_key'); + +var _public_key2 = _interopRequireDefault(_public_key); + +var _enums = require('../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * @fileoverview Provides functions for asymmetric signing and signature verification + * @requires crypto/crypto + * @requires crypto/public_key + * @requires enums + * @requires util + * @module crypto/signature +*/ + +exports.default = { + /** + * Verifies the signature provided for data using specified algorithms and public key parameters. + * See {@link https://tools.ietf.org/html/rfc4880#section-9.1|RFC 4880 9.1} + * and {@link https://tools.ietf.org/html/rfc4880#section-9.4|RFC 4880 9.4} + * for public key and hash algorithms. + * @param {module:enums.publicKey} algo Public key algorithm + * @param {module:enums.hash} hash_algo Hash algorithm + * @param {Array} msg_MPIs Algorithm-specific signature parameters + * @param {Array} pub_MPIs Algorithm-specific public key parameters + * @param {Uint8Array} data Data for which the signature was created + * @param {Uint8Array} hashed The hashed data + * @returns {Boolean} True if signature is valid + * @async + */ + verify: async function verify(algo, hash_algo, msg_MPIs, pub_MPIs, data, hashed) { + const types = _crypto2.default.getPubKeyParamTypes(algo); + if (pub_MPIs.length < types.length) { + throw new Error('Missing public key parameters'); + } + switch (algo) { + case _enums2.default.publicKey.rsa_encrypt_sign: + case _enums2.default.publicKey.rsa_encrypt: + case _enums2.default.publicKey.rsa_sign: + { + const n = pub_MPIs[0].toUint8Array(); + const e = pub_MPIs[1].toUint8Array(); + const m = msg_MPIs[0].toUint8Array('be', n.length); + return _public_key2.default.rsa.verify(hash_algo, data, m, n, e, hashed); + } + case _enums2.default.publicKey.dsa: + { + const r = msg_MPIs[0].toBN(); + const s = msg_MPIs[1].toBN(); + const p = pub_MPIs[0].toBN(); + const q = pub_MPIs[1].toBN(); + const g = pub_MPIs[2].toBN(); + const y = pub_MPIs[3].toBN(); + return _public_key2.default.dsa.verify(hash_algo, r, s, hashed, g, p, q, y); + } + case _enums2.default.publicKey.ecdsa: + { + const oid = pub_MPIs[0]; + const signature = { r: msg_MPIs[0].toUint8Array(), s: msg_MPIs[1].toUint8Array() }; + const Q = pub_MPIs[1].toUint8Array(); + return _public_key2.default.elliptic.ecdsa.verify(oid, hash_algo, signature, data, Q, hashed); + } + case _enums2.default.publicKey.eddsa: + { + const oid = pub_MPIs[0]; + // EdDSA signature params are expected in little-endian format + const signature = { + R: msg_MPIs[0].toUint8Array('le', 32), + S: msg_MPIs[1].toUint8Array('le', 32) + }; + const Q = pub_MPIs[1].toUint8Array('be', 33); + return _public_key2.default.elliptic.eddsa.verify(oid, hash_algo, signature, data, Q, hashed); + } + default: + throw new Error('Invalid signature algorithm.'); + } + }, + + /** + * Creates a signature on data using specified algorithms and private key parameters. + * See {@link https://tools.ietf.org/html/rfc4880#section-9.1|RFC 4880 9.1} + * and {@link https://tools.ietf.org/html/rfc4880#section-9.4|RFC 4880 9.4} + * for public key and hash algorithms. + * @param {module:enums.publicKey} algo Public key algorithm + * @param {module:enums.hash} hash_algo Hash algorithm + * @param {Array} key_params Algorithm-specific public and private key parameters + * @param {Uint8Array} data Data to be signed + * @param {Uint8Array} hashed The hashed data + * @returns {Uint8Array} Signature + * @async + */ + sign: async function sign(algo, hash_algo, key_params, data, hashed) { + const types = [].concat(_crypto2.default.getPubKeyParamTypes(algo), _crypto2.default.getPrivKeyParamTypes(algo)); + if (key_params.length < types.length) { + throw new Error('Missing private key parameters'); + } + switch (algo) { + case _enums2.default.publicKey.rsa_encrypt_sign: + case _enums2.default.publicKey.rsa_encrypt: + case _enums2.default.publicKey.rsa_sign: + { + const n = key_params[0].toUint8Array(); + const e = key_params[1].toUint8Array(); + const d = key_params[2].toUint8Array(); + const p = key_params[3].toUint8Array(); + const q = key_params[4].toUint8Array(); + const u = key_params[5].toUint8Array(); + const signature = await _public_key2.default.rsa.sign(hash_algo, data, n, e, d, p, q, u, hashed); + return _util2.default.Uint8Array_to_MPI(signature); + } + case _enums2.default.publicKey.dsa: + { + const p = key_params[0].toBN(); + const q = key_params[1].toBN(); + const g = key_params[2].toBN(); + const x = key_params[4].toBN(); + const signature = await _public_key2.default.dsa.sign(hash_algo, hashed, g, p, q, x); + return _util2.default.concatUint8Array([_util2.default.Uint8Array_to_MPI(signature.r), _util2.default.Uint8Array_to_MPI(signature.s)]); + } + case _enums2.default.publicKey.elgamal: + { + throw new Error('Signing with Elgamal is not defined in the OpenPGP standard.'); + } + case _enums2.default.publicKey.ecdsa: + { + const oid = key_params[0]; + const Q = key_params[1].toUint8Array(); + const d = key_params[2].toUint8Array(); + const signature = await _public_key2.default.elliptic.ecdsa.sign(oid, hash_algo, data, Q, d, hashed); + return _util2.default.concatUint8Array([_util2.default.Uint8Array_to_MPI(signature.r), _util2.default.Uint8Array_to_MPI(signature.s)]); + } + case _enums2.default.publicKey.eddsa: + { + const oid = key_params[0]; + const Q = key_params[1].toUint8Array('be', 33); + const d = key_params[2].toUint8Array('be', 32); + const signature = await _public_key2.default.elliptic.eddsa.sign(oid, hash_algo, data, Q, d, hashed); + return _util2.default.concatUint8Array([_util2.default.Uint8Array_to_MPI(signature.R), _util2.default.Uint8Array_to_MPI(signature.S)]); + } + default: + throw new Error('Invalid signature algorithm.'); + } + } +}; + +},{"../enums":113,"../util":158,"./crypto":89,"./public_key":106}],111:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _webStreamTools = require('web-stream-tools'); + +var _webStreamTools2 = _interopRequireDefault(_webStreamTools); + +var _base = require('./base64.js'); + +var _base2 = _interopRequireDefault(_base); + +var _enums = require('../enums.js'); + +var _enums2 = _interopRequireDefault(_enums); + +var _config = require('../config'); + +var _config2 = _interopRequireDefault(_config); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * Finds out which Ascii Armoring type is used. Throws error if unknown type. + * @private + * @param {String} text [String] ascii armored text + * @returns {Integer} 0 = MESSAGE PART n of m + * 1 = MESSAGE PART n + * 2 = SIGNED MESSAGE + * 3 = PGP MESSAGE + * 4 = PUBLIC KEY BLOCK + * 5 = PRIVATE KEY BLOCK + * 6 = SIGNATURE + */ +function getType(text) { + const reHeader = /^-----BEGIN PGP (MESSAGE, PART \d+\/\d+|MESSAGE, PART \d+|SIGNED MESSAGE|MESSAGE|PUBLIC KEY BLOCK|PRIVATE KEY BLOCK|SIGNATURE)-----$/m; + + const header = text.match(reHeader); + + if (!header) { + throw new Error('Unknown ASCII armor type'); + } + + // BEGIN PGP MESSAGE, PART X/Y + // Used for multi-part messages, where the armor is split amongst Y + // parts, and this is the Xth part out of Y. + if (/MESSAGE, PART \d+\/\d+/.test(header[1])) { + return _enums2.default.armor.multipart_section; + } else + // BEGIN PGP MESSAGE, PART X + // Used for multi-part messages, where this is the Xth part of an + // unspecified number of parts. Requires the MESSAGE-ID Armor + // Header to be used. + if (/MESSAGE, PART \d+/.test(header[1])) { + return _enums2.default.armor.multipart_last; + } else + // BEGIN PGP SIGNED MESSAGE + if (/SIGNED MESSAGE/.test(header[1])) { + return _enums2.default.armor.signed; + } else + // BEGIN PGP MESSAGE + // Used for signed, encrypted, or compressed files. + if (/MESSAGE/.test(header[1])) { + return _enums2.default.armor.message; + } else + // BEGIN PGP PUBLIC KEY BLOCK + // Used for armoring public keys. + if (/PUBLIC KEY BLOCK/.test(header[1])) { + return _enums2.default.armor.public_key; + } else + // BEGIN PGP PRIVATE KEY BLOCK + // Used for armoring private keys. + if (/PRIVATE KEY BLOCK/.test(header[1])) { + return _enums2.default.armor.private_key; + } else + // BEGIN PGP SIGNATURE + // Used for detached signatures, OpenPGP/MIME signatures, and + // cleartext signatures. Note that PGP 2.x uses BEGIN PGP MESSAGE + // for detached signatures. + if (/SIGNATURE/.test(header[1])) { + return _enums2.default.armor.signature; + } +} + +/** + * Add additional information to the armor version of an OpenPGP binary + * packet block. + * @author Alex + * @version 2011-12-16 + * @param {String} customComment (optional) additional comment to add to the armored string + * @returns {String} The header information + */ +// GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @requires web-stream-tools + * @requires encoding/base64 + * @requires enums + * @requires config + * @requires util + * @module encoding/armor + */ + +function addheader(customComment) { + let result = ""; + if (_config2.default.show_version) { + result += "Version: " + _config2.default.versionstring + '\r\n'; + } + if (_config2.default.show_comment) { + result += "Comment: " + _config2.default.commentstring + '\r\n'; + } + if (customComment) { + result += "Comment: " + customComment + '\r\n'; + } + result += '\r\n'; + return result; +} + +/** + * Calculates a checksum over the given data and returns it base64 encoded + * @param {String | ReadableStream} data Data to create a CRC-24 checksum for + * @returns {String | ReadableStream} Base64 encoded checksum + */ +function getCheckSum(data) { + const crc = createcrc24(data); + return _base2.default.encode(crc); +} + +// https://create.stephan-brumme.com/crc32/#slicing-by-8-overview + +const crc_table = [new Array(0xFF), new Array(0xFF), new Array(0xFF), new Array(0xFF)]; + +for (let i = 0; i <= 0xFF; i++) { + let crc = i << 16; + for (let j = 0; j < 8; j++) { + crc = crc << 1 ^ ((crc & 0x800000) !== 0 ? 0x864CFB : 0); + } + crc_table[0][i] = (crc & 0xFF0000) >> 16 | crc & 0x00FF00 | (crc & 0x0000FF) << 16; +} +for (let i = 0; i <= 0xFF; i++) { + crc_table[1][i] = crc_table[0][i] >> 8 ^ crc_table[0][crc_table[0][i] & 0xFF]; +} +for (let i = 0; i <= 0xFF; i++) { + crc_table[2][i] = crc_table[1][i] >> 8 ^ crc_table[0][crc_table[1][i] & 0xFF]; +} +for (let i = 0; i <= 0xFF; i++) { + crc_table[3][i] = crc_table[2][i] >> 8 ^ crc_table[0][crc_table[2][i] & 0xFF]; +} + +// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/DataView#Endianness +const isLittleEndian = function () { + const buffer = new ArrayBuffer(2); + new DataView(buffer).setInt16(0, 0xFF, true /* littleEndian */); + // Int16Array uses the platform's endianness. + return new Int16Array(buffer)[0] === 0xFF; +}(); + +/** + * Internal function to calculate a CRC-24 checksum over a given string (data) + * @param {String | ReadableStream} data Data to create a CRC-24 checksum for + * @returns {Uint8Array | ReadableStream} The CRC-24 checksum + */ +function createcrc24(input) { + let crc = 0xCE04B7; + return _webStreamTools2.default.transform(input, value => { + const len32 = isLittleEndian ? Math.floor(value.length / 4) : 0; + const arr32 = new Uint32Array(value.buffer, value.byteOffset, len32); + for (let i = 0; i < len32; i++) { + crc ^= arr32[i]; + crc = crc_table[0][crc >> 24 & 0xFF] ^ crc_table[1][crc >> 16 & 0xFF] ^ crc_table[2][crc >> 8 & 0xFF] ^ crc_table[3][crc >> 0 & 0xFF]; + } + for (let i = len32 * 4; i < value.length; i++) { + crc = crc >> 8 ^ crc_table[0][crc & 0xFF ^ value[i]]; + } + }, () => new Uint8Array([crc, crc >> 8, crc >> 16])); +} + +/** + * Verify armored headers. RFC4880, section 6.3: "OpenPGP should consider improperly formatted + * Armor Headers to be corruption of the ASCII Armor." + * @private + * @param {Array} headers Armor headers + */ +function verifyHeaders(headers) { + for (let i = 0; i < headers.length; i++) { + if (!/^([^\s:]|[^\s:][^:]*[^\s:]): .+$/.test(headers[i])) { + throw new Error('Improperly formatted armor header: ' + headers[i]); + } + if (!/^(Version|Comment|MessageID|Hash|Charset): .+$/.test(headers[i])) { + _util2.default.print_debug_error(new Error('Unknown header: ' + headers[i])); + } + } +} + +/** + * Splits a message into two parts, the body and the checksum. This is an internal function + * @param {String} text OpenPGP armored message part + * @returns {Object} An object with attribute "body" containing the body + * and an attribute "checksum" containing the checksum. + */ +function splitChecksum(text) { + let body = text; + let checksum = ""; + + const lastEquals = text.lastIndexOf("="); + + if (lastEquals >= 0 && lastEquals !== text.length - 1) { + // '=' as the last char means no checksum + body = text.slice(0, lastEquals); + checksum = text.slice(lastEquals + 1).substr(0, 4); + } + + return { body: body, checksum: checksum }; +} + +/** + * DeArmor an OpenPGP armored message; verify the checksum and return + * the encoded bytes + * @param {String} text OpenPGP armored message + * @returns {Promise} An object with attribute "text" containing the message text, + * an attribute "data" containing a stream of bytes and "type" for the ASCII armor type + * @async + * @static + */ +function dearmor(input) { + return new Promise(async (resolve, reject) => { + try { + const reSplit = /^-----[^-]+-----$/m; + const reEmptyLine = /^[ \f\r\t\u00a0\u2000-\u200a\u202f\u205f\u3000]*$/; + + let type; + const headers = []; + let lastHeaders = headers; + let headersDone; + let text = []; + let textDone; + let checksum; + let data = _base2.default.decode(_webStreamTools2.default.transformPair(input, async (readable, writable) => { + const reader = _webStreamTools2.default.getReader(readable); + try { + while (true) { + let line = await reader.readLine(); + if (line === undefined) { + throw new Error('Misformed armored text'); + } + // remove trailing whitespace at end of lines + line = _util2.default.removeTrailingSpaces(line.replace(/[\r\n]/g, '')); + if (!type) { + if (reSplit.test(line)) { + type = getType(line); + } + } else if (!headersDone) { + if (reSplit.test(line)) { + reject(new Error('Mandatory blank line missing between armor headers and armor data')); + } + if (!reEmptyLine.test(line)) { + lastHeaders.push(line); + } else { + verifyHeaders(lastHeaders); + headersDone = true; + if (textDone || type !== 2) { + resolve({ text, data, headers, type }); + break; + } + } + } else if (!textDone && type === 2) { + if (!reSplit.test(line)) { + // Reverse dash-escaping for msg + text.push(line.replace(/^- /, '')); + } else { + text = text.join('\r\n'); + textDone = true; + verifyHeaders(lastHeaders); + lastHeaders = []; + headersDone = false; + } + } + } + } catch (e) { + reject(e); + return; + } + const writer = _webStreamTools2.default.getWriter(writable); + try { + while (true) { + await writer.ready; + + var _ref = await reader.read(); + + const done = _ref.done, + value = _ref.value; + + if (done) { + throw new Error('Misformed armored text'); + } + const line = value + ''; + if (line.indexOf('=') === -1 && line.indexOf('-') === -1) { + await writer.write(line); + } else { + let remainder = await reader.readToEnd(); + if (!remainder.length) remainder = ''; + remainder = line + remainder; + remainder = _util2.default.removeTrailingSpaces(remainder.replace(/\r/g, '')); + const parts = remainder.split(reSplit); + if (parts.length === 1) { + throw new Error('Misformed armored text'); + } + const split = splitChecksum(parts[0].slice(0, -1)); + checksum = split.checksum; + await writer.write(split.body); + break; + } + } + await writer.ready; + await writer.close(); + } catch (e) { + await writer.abort(e); + } + })); + data = _webStreamTools2.default.transformPair(data, async (readable, writable) => { + const checksumVerified = _webStreamTools2.default.readToEnd(getCheckSum(_webStreamTools2.default.passiveClone(readable))); + checksumVerified.catch(() => {}); + await _webStreamTools2.default.pipe(readable, writable, { + preventClose: true + }); + const writer = _webStreamTools2.default.getWriter(writable); + try { + const checksumVerifiedString = (await checksumVerified).replace('\r\n', ''); + if (checksum !== checksumVerifiedString && (checksum || _config2.default.checksum_required)) { + throw new Error("Ascii armor integrity check on message failed: '" + checksum + "' should be '" + checksumVerifiedString + "'"); + } + await writer.ready; + await writer.close(); + } catch (e) { + await writer.abort(e); + } + }); + } catch (e) { + reject(e); + } + }); +} + +/** + * Armor an OpenPGP binary packet block + * @param {Integer} messagetype type of the message + * @param body + * @param {Integer} partindex + * @param {Integer} parttotal + * @param {String} customComment (optional) additional comment to add to the armored string + * @returns {String | ReadableStream} Armored text + * @static + */ +function armor(messagetype, body, partindex, parttotal, customComment) { + let text; + let hash; + if (messagetype === _enums2.default.armor.signed) { + text = body.text; + hash = body.hash; + body = body.data; + } + const bodyClone = _webStreamTools2.default.passiveClone(body); + const result = []; + switch (messagetype) { + case _enums2.default.armor.multipart_section: + result.push("-----BEGIN PGP MESSAGE, PART " + partindex + "/" + parttotal + "-----\r\n"); + result.push(addheader(customComment)); + result.push(_base2.default.encode(body)); + result.push("=", getCheckSum(bodyClone)); + result.push("-----END PGP MESSAGE, PART " + partindex + "/" + parttotal + "-----\r\n"); + break; + case _enums2.default.armor.multipart_last: + result.push("-----BEGIN PGP MESSAGE, PART " + partindex + "-----\r\n"); + result.push(addheader(customComment)); + result.push(_base2.default.encode(body)); + result.push("=", getCheckSum(bodyClone)); + result.push("-----END PGP MESSAGE, PART " + partindex + "-----\r\n"); + break; + case _enums2.default.armor.signed: + result.push("\r\n-----BEGIN PGP SIGNED MESSAGE-----\r\n"); + result.push("Hash: " + hash + "\r\n\r\n"); + result.push(text.replace(/^-/mg, "- -")); + result.push("\r\n-----BEGIN PGP SIGNATURE-----\r\n"); + result.push(addheader(customComment)); + result.push(_base2.default.encode(body)); + result.push("=", getCheckSum(bodyClone)); + result.push("-----END PGP SIGNATURE-----\r\n"); + break; + case _enums2.default.armor.message: + result.push("-----BEGIN PGP MESSAGE-----\r\n"); + result.push(addheader(customComment)); + result.push(_base2.default.encode(body)); + result.push("=", getCheckSum(bodyClone)); + result.push("-----END PGP MESSAGE-----\r\n"); + break; + case _enums2.default.armor.public_key: + result.push("-----BEGIN PGP PUBLIC KEY BLOCK-----\r\n"); + result.push(addheader(customComment)); + result.push(_base2.default.encode(body)); + result.push("=", getCheckSum(bodyClone)); + result.push("-----END PGP PUBLIC KEY BLOCK-----\r\n"); + break; + case _enums2.default.armor.private_key: + result.push("-----BEGIN PGP PRIVATE KEY BLOCK-----\r\n"); + result.push(addheader(customComment)); + result.push(_base2.default.encode(body)); + result.push("=", getCheckSum(bodyClone)); + result.push("-----END PGP PRIVATE KEY BLOCK-----\r\n"); + break; + case _enums2.default.armor.signature: + result.push("-----BEGIN PGP SIGNATURE-----\r\n"); + result.push(addheader(customComment)); + result.push(_base2.default.encode(body)); + result.push("=", getCheckSum(bodyClone)); + result.push("-----END PGP SIGNATURE-----\r\n"); + break; + } + + return _util2.default.concat(result); +} + +exports.default = { + encode: armor, + decode: dearmor +}; + +},{"../config":79,"../enums.js":113,"../util":158,"./base64.js":112,"web-stream-tools":75}],112:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _webStreamTools = require('web-stream-tools'); + +var _webStreamTools2 = _interopRequireDefault(_webStreamTools); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/* OpenPGP radix-64/base64 string encoding/decoding + * Copyright 2005 Herbert Hanewinkel, www.haneWIN.de + * version 1.0, check www.haneWIN.de for the latest version + * + * This software is provided as-is, without express or implied warranty. + * Permission to use, copy, modify, distribute or sell this software, with or + * without fee, for any purpose and by any individual or organization, is hereby + * granted, provided that the above copyright notice and this paragraph appear + * in all copies. Distribution as a part of an application or binary must + * include the above copyright notice in the documentation and/or other materials + * provided with the application or distribution. + */ + +/** + * @requires web-stream-tools + * @requires util + * @module encoding/base64 + */ + +const Buffer = _util2.default.getNodeBuffer(); + +let encodeChunk; +let decodeChunk; +if (Buffer) { + encodeChunk = buf => Buffer.from(buf).toString('base64'); + decodeChunk = str => { + const b = Buffer.from(str, 'base64'); + return new Uint8Array(b.buffer, b.byteOffset, b.byteLength); + }; +} else { + encodeChunk = buf => btoa(_util2.default.Uint8Array_to_str(buf)); + decodeChunk = str => _util2.default.str_to_Uint8Array(atob(str)); +} + +/** + * Convert binary array to radix-64 + * @param {Uint8Array | ReadableStream} data Uint8Array to convert + * @returns {String | ReadableStream} radix-64 version of input string + * @static + */ +function encode(data) { + let buf = new Uint8Array(); + return _webStreamTools2.default.transform(data, value => { + buf = _util2.default.concatUint8Array([buf, value]); + const r = []; + const bytesPerLine = 45; // 60 chars per line * (3 bytes / 4 chars of base64). + const lines = Math.floor(buf.length / bytesPerLine); + const bytes = lines * bytesPerLine; + const encoded = encodeChunk(buf.subarray(0, bytes)); + for (let i = 0; i < lines; i++) { + r.push(encoded.substr(i * 60, 60)); + r.push('\r\n'); + } + buf = buf.subarray(bytes); + return r.join(''); + }, () => buf.length ? encodeChunk(buf) + '\r\n' : ''); +} + +/** + * Convert radix-64 to binary array + * @param {String | ReadableStream} data radix-64 string to convert + * @returns {Uint8Array | ReadableStream} binary array version of input string + * @static + */ +function decode(data) { + let buf = ''; + return _webStreamTools2.default.transform(data, value => { + buf += value; + + // Count how many whitespace characters there are in buf + let spaces = 0; + const spacechars = [' ', '\t', '\r', '\n']; + for (let i = 0; i < spacechars.length; i++) { + const spacechar = spacechars[i]; + for (let pos = buf.indexOf(spacechar); pos !== -1; pos = buf.indexOf(spacechar, pos + 1)) { + spaces++; + } + } + + // Backtrack until we have 4n non-whitespace characters + // that we can safely base64-decode + let length = buf.length; + for (; length > 0 && (length - spaces) % 4 !== 0; length--) { + if (spacechars.includes(buf[length])) spaces--; + } + + const decoded = decodeChunk(buf.substr(0, length)); + buf = buf.substr(length); + return decoded; + }, () => decodeChunk(buf)); +} + +exports.default = { encode, decode }; + +},{"../util":158,"web-stream-tools":75}],113:[function(require,module,exports){ +"use strict"; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +/** + * @module enums + */ + +const byValue = Symbol('byValue'); + +exports.default = { + + /** Maps curve names under various standards to one + * @see {@link https://wiki.gnupg.org/ECC|ECC - GnuPG wiki} + * @enum {String} + * @readonly + */ + curve: { + /** NIST P-256 Curve */ + "p256": "p256", + "P-256": "p256", + "secp256r1": "p256", + "prime256v1": "p256", + "1.2.840.10045.3.1.7": "p256", + "2a8648ce3d030107": "p256", + "2A8648CE3D030107": "p256", + + /** NIST P-384 Curve */ + "p384": "p384", + "P-384": "p384", + "secp384r1": "p384", + "1.3.132.0.34": "p384", + "2b81040022": "p384", + "2B81040022": "p384", + + /** NIST P-521 Curve */ + "p521": "p521", + "P-521": "p521", + "secp521r1": "p521", + "1.3.132.0.35": "p521", + "2b81040023": "p521", + "2B81040023": "p521", + + /** SECG SECP256k1 Curve */ + "secp256k1": "secp256k1", + "1.3.132.0.10": "secp256k1", + "2b8104000a": "secp256k1", + "2B8104000A": "secp256k1", + + /** Ed25519 */ + "ED25519": "ed25519", + "ed25519": "ed25519", + "Ed25519": "ed25519", + "1.3.6.1.4.1.11591.15.1": "ed25519", + "2b06010401da470f01": "ed25519", + "2B06010401DA470F01": "ed25519", + + /** Curve25519 */ + "X25519": "curve25519", + "cv25519": "curve25519", + "curve25519": "curve25519", + "Curve25519": "curve25519", + "1.3.6.1.4.1.3029.1.5.1": "curve25519", + "2b060104019755010501": "curve25519", + "2B060104019755010501": "curve25519", + + /** BrainpoolP256r1 Curve */ + "brainpoolP256r1": "brainpoolP256r1", + "1.3.36.3.3.2.8.1.1.7": "brainpoolP256r1", + "2b2403030208010107": "brainpoolP256r1", + "2B2403030208010107": "brainpoolP256r1", + + /** BrainpoolP384r1 Curve */ + "brainpoolP384r1": "brainpoolP384r1", + "1.3.36.3.3.2.8.1.1.11": "brainpoolP384r1", + "2b240303020801010b": "brainpoolP384r1", + "2B240303020801010B": "brainpoolP384r1", + + /** BrainpoolP512r1 Curve */ + "brainpoolP512r1": "brainpoolP512r1", + "1.3.36.3.3.2.8.1.1.13": "brainpoolP512r1", + "2b240303020801010d": "brainpoolP512r1", + "2B240303020801010D": "brainpoolP512r1" + }, + + /** A string to key specifier type + * @enum {Integer} + * @readonly + */ + s2k: { + simple: 0, + salted: 1, + iterated: 3, + gnu: 101 + }, + + /** {@link https://tools.ietf.org/html/draft-ietf-openpgp-rfc4880bis-04#section-9.1|RFC4880bis-04, section 9.1} + * @enum {Integer} + * @readonly + */ + publicKey: { + /** RSA (Encrypt or Sign) [HAC] */ + rsa_encrypt_sign: 1, + /** RSA (Encrypt only) [HAC] */ + rsa_encrypt: 2, + /** RSA (Sign only) [HAC] */ + rsa_sign: 3, + /** Elgamal (Encrypt only) [ELGAMAL] [HAC] */ + elgamal: 16, + /** DSA (Sign only) [FIPS186] [HAC] */ + dsa: 17, + /** ECDH (Encrypt only) [RFC6637] */ + ecdh: 18, + /** ECDSA (Sign only) [RFC6637] */ + ecdsa: 19, + /** EdDSA (Sign only) + * [{@link https://tools.ietf.org/html/draft-koch-eddsa-for-openpgp-04|Draft RFC}] */ + eddsa: 22, + /** Reserved for AEDH */ + aedh: 23, + /** Reserved for AEDSA */ + aedsa: 24 + }, + + /** {@link https://tools.ietf.org/html/rfc4880#section-9.2|RFC4880, section 9.2} + * @enum {Integer} + * @readonly + */ + symmetric: { + plaintext: 0, + /** Not implemented! */ + idea: 1, + '3des': 2, + tripledes: 2, + cast5: 3, + blowfish: 4, + aes128: 7, + aes192: 8, + aes256: 9, + twofish: 10 + }, + + /** {@link https://tools.ietf.org/html/rfc4880#section-9.3|RFC4880, section 9.3} + * @enum {Integer} + * @readonly + */ + compression: { + uncompressed: 0, + /** RFC1951 */ + zip: 1, + /** RFC1950 */ + zlib: 2, + bzip2: 3 + }, + + /** {@link https://tools.ietf.org/html/rfc4880#section-9.4|RFC4880, section 9.4} + * @enum {Integer} + * @readonly + */ + hash: { + md5: 1, + sha1: 2, + ripemd: 3, + sha256: 8, + sha384: 9, + sha512: 10, + sha224: 11 + }, + + /** A list of hash names as accepted by webCrypto functions. + * {@link https://developer.mozilla.org/en-US/docs/Web/API/SubtleCrypto/digest|Parameters, algo} + * @enum {String} + */ + webHash: { + 'SHA-1': 2, + 'SHA-256': 8, + 'SHA-384': 9, + 'SHA-512': 10 + }, + + /** {@link https://tools.ietf.org/html/draft-ietf-openpgp-rfc4880bis-04#section-9.6|RFC4880bis-04, section 9.6} + * @enum {Integer} + * @readonly + */ + aead: { + eax: 1, + ocb: 2, + experimental_gcm: 100 // Private algorithm + }, + + /** A list of packet types and numeric tags associated with them. + * @enum {Integer} + * @readonly + */ + packet: { + publicKeyEncryptedSessionKey: 1, + signature: 2, + symEncryptedSessionKey: 3, + onePassSignature: 4, + secretKey: 5, + publicKey: 6, + secretSubkey: 7, + compressed: 8, + symmetricallyEncrypted: 9, + marker: 10, + literal: 11, + trust: 12, + userid: 13, + publicSubkey: 14, + userAttribute: 17, + symEncryptedIntegrityProtected: 18, + modificationDetectionCode: 19, + symEncryptedAEADProtected: 20 // see IETF draft: https://tools.ietf.org/html/draft-ford-openpgp-format-00#section-2.1 + }, + + /** Data types in the literal packet + * @enum {Integer} + * @readonly + */ + literal: { + /** Binary data 'b' */ + binary: 'b'.charCodeAt(), + /** Text data 't' */ + text: 't'.charCodeAt(), + /** Utf8 data 'u' */ + utf8: 'u'.charCodeAt(), + /** MIME message body part 'm' */ + mime: 'm'.charCodeAt() + }, + + /** One pass signature packet type + * @enum {Integer} + * @readonly + */ + signature: { + /** 0x00: Signature of a binary document. */ + binary: 0, + /** 0x01: Signature of a canonical text document. + * + * Canonicalyzing the document by converting line endings. */ + text: 1, + /** 0x02: Standalone signature. + * + * This signature is a signature of only its own subpacket contents. + * It is calculated identically to a signature over a zero-lengh + * binary document. Note that it doesn't make sense to have a V3 + * standalone signature. */ + standalone: 2, + /** 0x10: Generic certification of a User ID and Public-Key packet. + * + * The issuer of this certification does not make any particular + * assertion as to how well the certifier has checked that the owner + * of the key is in fact the person described by the User ID. */ + cert_generic: 16, + /** 0x11: Persona certification of a User ID and Public-Key packet. + * + * The issuer of this certification has not done any verification of + * the claim that the owner of this key is the User ID specified. */ + cert_persona: 17, + /** 0x12: Casual certification of a User ID and Public-Key packet. + * + * The issuer of this certification has done some casual + * verification of the claim of identity. */ + cert_casual: 18, + /** 0x13: Positive certification of a User ID and Public-Key packet. + * + * The issuer of this certification has done substantial + * verification of the claim of identity. + * + * Most OpenPGP implementations make their "key signatures" as 0x10 + * certifications. Some implementations can issue 0x11-0x13 + * certifications, but few differentiate between the types. */ + cert_positive: 19, + /** 0x30: Certification revocation signature + * + * This signature revokes an earlier User ID certification signature + * (signature class 0x10 through 0x13) or direct-key signature + * (0x1F). It should be issued by the same key that issued the + * revoked signature or an authorized revocation key. The signature + * is computed over the same data as the certificate that it + * revokes, and should have a later creation date than that + * certificate. */ + cert_revocation: 48, + /** 0x18: Subkey Binding Signature + * + * This signature is a statement by the top-level signing key that + * indicates that it owns the subkey. This signature is calculated + * directly on the primary key and subkey, and not on any User ID or + * other packets. A signature that binds a signing subkey MUST have + * an Embedded Signature subpacket in this binding signature that + * contains a 0x19 signature made by the signing subkey on the + * primary key and subkey. */ + subkey_binding: 24, + /** 0x19: Primary Key Binding Signature + * + * This signature is a statement by a signing subkey, indicating + * that it is owned by the primary key and subkey. This signature + * is calculated the same way as a 0x18 signature: directly on the + * primary key and subkey, and not on any User ID or other packets. + * + * When a signature is made over a key, the hash data starts with the + * octet 0x99, followed by a two-octet length of the key, and then body + * of the key packet. (Note that this is an old-style packet header for + * a key packet with two-octet length.) A subkey binding signature + * (type 0x18) or primary key binding signature (type 0x19) then hashes + * the subkey using the same format as the main key (also using 0x99 as + * the first octet). */ + key_binding: 25, + /** 0x1F: Signature directly on a key + * + * This signature is calculated directly on a key. It binds the + * information in the Signature subpackets to the key, and is + * appropriate to be used for subpackets that provide information + * about the key, such as the Revocation Key subpacket. It is also + * appropriate for statements that non-self certifiers want to make + * about the key itself, rather than the binding between a key and a + * name. */ + key: 31, + /** 0x20: Key revocation signature + * + * The signature is calculated directly on the key being revoked. A + * revoked key is not to be used. Only revocation signatures by the + * key being revoked, or by an authorized revocation key, should be + * considered valid revocation signatures.a */ + key_revocation: 32, + /** 0x28: Subkey revocation signature + * + * The signature is calculated directly on the subkey being revoked. + * A revoked subkey is not to be used. Only revocation signatures + * by the top-level signature key that is bound to this subkey, or + * by an authorized revocation key, should be considered valid + * revocation signatures. + * + * Key revocation signatures (types 0x20 and 0x28) + * hash only the key being revoked. */ + subkey_revocation: 40, + /** 0x40: Timestamp signature. + * This signature is only meaningful for the timestamp contained in + * it. */ + timestamp: 64, + /** 0x50: Third-Party Confirmation signature. + * + * This signature is a signature over some other OpenPGP Signature + * packet(s). It is analogous to a notary seal on the signed data. + * A third-party signature SHOULD include Signature Target + * subpacket(s) to give easy identification. Note that we really do + * mean SHOULD. There are plausible uses for this (such as a blind + * party that only sees the signature, not the key or source + * document) that cannot include a target subpacket. */ + third_party: 80 + }, + + /** Signature subpacket type + * @enum {Integer} + * @readonly + */ + signatureSubpacket: { + signature_creation_time: 2, + signature_expiration_time: 3, + exportable_certification: 4, + trust_signature: 5, + regular_expression: 6, + revocable: 7, + key_expiration_time: 9, + placeholder_backwards_compatibility: 10, + preferred_symmetric_algorithms: 11, + revocation_key: 12, + issuer: 16, + notation_data: 20, + preferred_hash_algorithms: 21, + preferred_compression_algorithms: 22, + key_server_preferences: 23, + preferred_key_server: 24, + primary_user_id: 25, + policy_uri: 26, + key_flags: 27, + signers_user_id: 28, + reason_for_revocation: 29, + features: 30, + signature_target: 31, + embedded_signature: 32, + issuer_fingerprint: 33, + preferred_aead_algorithms: 34 + }, + + /** Key flags + * @enum {Integer} + * @readonly + */ + keyFlags: { + /** 0x01 - This key may be used to certify other keys. */ + certify_keys: 1, + /** 0x02 - This key may be used to sign data. */ + sign_data: 2, + /** 0x04 - This key may be used to encrypt communications. */ + encrypt_communication: 4, + /** 0x08 - This key may be used to encrypt storage. */ + encrypt_storage: 8, + /** 0x10 - The private component of this key may have been split + * by a secret-sharing mechanism. */ + split_private_key: 16, + /** 0x20 - This key may be used for authentication. */ + authentication: 32, + /** 0x80 - The private component of this key may be in the + * possession of more than one person. */ + shared_private_key: 128 + }, + + /** Armor type + * @enum {Integer} + * @readonly + */ + armor: { + multipart_section: 0, + multipart_last: 1, + signed: 2, + message: 3, + public_key: 4, + private_key: 5, + signature: 6 + }, + + /** {@link https://tools.ietf.org/html/rfc4880#section-5.2.3.23|RFC4880, section 5.2.3.23} + * @enum {Integer} + * @readonly + */ + reasonForRevocation: { + /** No reason specified (key revocations or cert revocations) */ + no_reason: 0, + /** Key is superseded (key revocations) */ + key_superseded: 1, + /** Key material has been compromised (key revocations) */ + key_compromised: 2, + /** Key is retired and no longer used (key revocations) */ + key_retired: 3, + /** User ID information is no longer valid (cert revocations) */ + userid_invalid: 32 + }, + + /** {@link https://tools.ietf.org/html/draft-ietf-openpgp-rfc4880bis-04#section-5.2.3.25|RFC4880bis-04, section 5.2.3.25} + * @enum {Integer} + * @readonly + */ + features: { + /** 0x01 - Modification Detection (packets 18 and 19) */ + modification_detection: 1, + /** 0x02 - AEAD Encrypted Data Packet (packet 20) and version 5 + * Symmetric-Key Encrypted Session Key Packets (packet 3) */ + aead: 2, + /** 0x04 - Version 5 Public-Key Packet format and corresponding new + * fingerprint format */ + v5_keys: 4 + }, + + /** Asserts validity and converts from string/integer to integer. */ + write: function write(type, e) { + if (typeof e === 'number') { + e = this.read(type, e); + } + + if (type[e] !== undefined) { + return type[e]; + } + + throw new Error('Invalid enum value.'); + }, + + /** Converts from an integer to string. */ + read: function read(type, e) { + if (!type[byValue]) { + type[byValue] = []; + Object.entries(type).forEach(([key, value]) => { + type[byValue][value] = key; + }); + } + + if (type[byValue][e] !== undefined) { + return type[byValue][e]; + } + + throw new Error('Invalid enum value.'); + } + +}; + +},{}],114:[function(require,module,exports){ +(function (global){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _config = require('./config'); + +var _config2 = _interopRequireDefault(_config); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * Initialize the HKP client and configure it with the key server url and fetch function. + * @constructor + * @param {String} keyServerBaseUrl (optional) The HKP key server base url including + * the protocol to use, e.g. 'https://pgp.mit.edu'; defaults to + * openpgp.config.keyserver (https://keyserver.ubuntu.com) + */ +function HKP(keyServerBaseUrl) { + this._baseUrl = keyServerBaseUrl || _config2.default.keyserver; + this._fetch = typeof global.fetch === 'function' ? global.fetch : require('node-fetch'); +} + +/** + * Search for a public key on the key server either by key ID or part of the user ID. + * @param {String} options.keyID The long public key ID. + * @param {String} options.query This can be any part of the key user ID such as name + * or email address. + * @returns {Promise} The ascii armored public key. + * @async + */ +// OpenPGP.js - An OpenPGP implementation in javascript +// Copyright (C) 2015 Tankred Hase +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @fileoverview This class implements a client for the OpenPGP HTTP Keyserver Protocol (HKP) + * in order to lookup and upload keys on standard public key servers. + * @module hkp + */ + +HKP.prototype.lookup = function (options) { + let uri = this._baseUrl + '/pks/lookup?op=get&options=mr&search='; + const fetch = this._fetch; + + if (options.keyId) { + uri += '0x' + encodeURIComponent(options.keyId); + } else if (options.query) { + uri += encodeURIComponent(options.query); + } else { + throw new Error('You must provide a query parameter!'); + } + + return fetch(uri).then(function (response) { + if (response.status === 200) { + return response.text(); + } + }).then(function (publicKeyArmored) { + if (!publicKeyArmored || publicKeyArmored.indexOf('-----END PGP PUBLIC KEY BLOCK-----') < 0) { + return; + } + return publicKeyArmored.trim(); + }); +}; + +/** + * Upload a public key to the server. + * @param {String} publicKeyArmored An ascii armored public key to be uploaded. + * @returns {Promise} + * @async + */ +HKP.prototype.upload = function (publicKeyArmored) { + const uri = this._baseUrl + '/pks/add'; + const fetch = this._fetch; + + return fetch(uri, { + method: 'post', + headers: { + 'Content-Type': 'application/x-www-form-urlencoded; charset=UTF-8' + }, + body: 'keytext=' + encodeURIComponent(publicKeyArmored) + }); +}; + +exports.default = HKP; + +}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {}) +},{"./config":79,"node-fetch":"node-fetch"}],115:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.lightweight = exports.WKD = exports.HKP = exports.AsyncProxy = exports.Keyring = exports.crypto = exports.config = exports.enums = exports.armor = exports.stream = exports.OID = exports.KDFParams = exports.ECDHSymmetricKey = exports.Keyid = exports.S2K = exports.MPI = exports.packet = exports.util = exports.cleartext = exports.message = exports.signature = exports.key = exports.destroyWorker = exports.getWorker = exports.initWorker = exports.decryptSessionKeys = exports.encryptSessionKey = exports.decryptKey = exports.revokeKey = exports.reformatKey = exports.generateKey = exports.verify = exports.sign = exports.decrypt = exports.encrypt = undefined; + +var _openpgp = require('./openpgp'); + +Object.defineProperty(exports, 'encrypt', { + enumerable: true, + get: function get() { + return _openpgp.encrypt; + } +}); +Object.defineProperty(exports, 'decrypt', { + enumerable: true, + get: function get() { + return _openpgp.decrypt; + } +}); +Object.defineProperty(exports, 'sign', { + enumerable: true, + get: function get() { + return _openpgp.sign; + } +}); +Object.defineProperty(exports, 'verify', { + enumerable: true, + get: function get() { + return _openpgp.verify; + } +}); +Object.defineProperty(exports, 'generateKey', { + enumerable: true, + get: function get() { + return _openpgp.generateKey; + } +}); +Object.defineProperty(exports, 'reformatKey', { + enumerable: true, + get: function get() { + return _openpgp.reformatKey; + } +}); +Object.defineProperty(exports, 'revokeKey', { + enumerable: true, + get: function get() { + return _openpgp.revokeKey; + } +}); +Object.defineProperty(exports, 'decryptKey', { + enumerable: true, + get: function get() { + return _openpgp.decryptKey; + } +}); +Object.defineProperty(exports, 'encryptSessionKey', { + enumerable: true, + get: function get() { + return _openpgp.encryptSessionKey; + } +}); +Object.defineProperty(exports, 'decryptSessionKeys', { + enumerable: true, + get: function get() { + return _openpgp.decryptSessionKeys; + } +}); +Object.defineProperty(exports, 'initWorker', { + enumerable: true, + get: function get() { + return _openpgp.initWorker; + } +}); +Object.defineProperty(exports, 'getWorker', { + enumerable: true, + get: function get() { + return _openpgp.getWorker; + } +}); +Object.defineProperty(exports, 'destroyWorker', { + enumerable: true, + get: function get() { + return _openpgp.destroyWorker; + } +}); + +var _util = require('./util'); + +Object.defineProperty(exports, 'util', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_util).default; + } +}); + +var _packet = require('./packet'); + +Object.defineProperty(exports, 'packet', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_packet).default; + } +}); + +var _mpi = require('./type/mpi'); + +Object.defineProperty(exports, 'MPI', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_mpi).default; + } +}); + +var _s2k = require('./type/s2k'); + +Object.defineProperty(exports, 'S2K', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_s2k).default; + } +}); + +var _keyid = require('./type/keyid'); + +Object.defineProperty(exports, 'Keyid', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_keyid).default; + } +}); + +var _ecdh_symkey = require('./type/ecdh_symkey'); + +Object.defineProperty(exports, 'ECDHSymmetricKey', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_ecdh_symkey).default; + } +}); + +var _kdf_params = require('./type/kdf_params'); + +Object.defineProperty(exports, 'KDFParams', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_kdf_params).default; + } +}); + +var _oid = require('./type/oid'); + +Object.defineProperty(exports, 'OID', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_oid).default; + } +}); + +var _webStreamTools = require('web-stream-tools'); + +Object.defineProperty(exports, 'stream', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_webStreamTools).default; + } +}); + +var _armor = require('./encoding/armor'); + +Object.defineProperty(exports, 'armor', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_armor).default; + } +}); + +var _enums = require('./enums'); + +Object.defineProperty(exports, 'enums', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_enums).default; + } +}); + +var _config = require('./config/config'); + +Object.defineProperty(exports, 'config', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_config).default; + } +}); + +var _crypto = require('./crypto'); + +Object.defineProperty(exports, 'crypto', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_crypto).default; + } +}); + +var _keyring = require('./keyring'); + +Object.defineProperty(exports, 'Keyring', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_keyring).default; + } +}); + +var _async_proxy = require('./worker/async_proxy'); + +Object.defineProperty(exports, 'AsyncProxy', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_async_proxy).default; + } +}); + +var _hkp = require('./hkp'); + +Object.defineProperty(exports, 'HKP', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_hkp).default; + } +}); + +var _wkd = require('./wkd'); + +Object.defineProperty(exports, 'WKD', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_wkd).default; + } +}); + +var openpgp = _interopRequireWildcard(_openpgp); + +var _key = require('./key'); + +var keyMod = _interopRequireWildcard(_key); + +var _signature = require('./signature'); + +var signatureMod = _interopRequireWildcard(_signature); + +var _message = require('./message'); + +var messageMod = _interopRequireWildcard(_message); + +var _cleartext = require('./cleartext'); + +var cleartextMod = _interopRequireWildcard(_cleartext); + +var _lightweight_helper = require('./lightweight_helper'); + +var lightweightMod = _interopRequireWildcard(_lightweight_helper); + +function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } } + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +exports.default = openpgp; + +/** + * Export each high level api function separately. + * Usage: + * + * import { encryptMessage } from 'openpgp.js' + * encryptMessage(keys, text) + */ +/* eslint-disable import/newline-after-import, import/first */ + +/** + * Export high level api as default. + * Usage: + * + * import openpgp from 'openpgp.js' + * openpgp.encryptMessage(keys, text) + */ + + +/** + * @see module:key + * @name module:openpgp.key + */ + +const key = exports.key = keyMod; + +/** + * @see module:signature + * @name module:openpgp.signature + */ +const signature = exports.signature = signatureMod; + +/** + * @see module:message + * @name module:openpgp.message + */ +const message = exports.message = messageMod; + +/** + * @see module:cleartext + * @name module:openpgp.cleartext + */ +const cleartext = exports.cleartext = cleartextMod; + +/** + * @see module:util + * @name module:openpgp.util + */ + + +/** + * @see module:lightweight + */ +const lightweight = exports.lightweight = lightweightMod; + +},{"./cleartext":77,"./config/config":78,"./crypto":94,"./encoding/armor":111,"./enums":113,"./hkp":114,"./key":118,"./keyring":122,"./lightweight_helper":125,"./message":126,"./openpgp":127,"./packet":131,"./signature":151,"./type/ecdh_symkey":152,"./type/kdf_params":153,"./type/keyid":154,"./type/mpi":155,"./type/oid":156,"./type/s2k":157,"./util":158,"./wkd":159,"./worker/async_proxy":160,"web-stream-tools":75}],116:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.generate = generate; +exports.reformat = reformat; +exports.read = read; +exports.readArmored = readArmored; + +var _packet = require('../packet'); + +var _packet2 = _interopRequireDefault(_packet); + +var _key = require('./key'); + +var _key2 = _interopRequireDefault(_key); + +var _helper = require('./helper'); + +var helper = _interopRequireWildcard(_helper); + +var _enums = require('../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +var _config = require('../config'); + +var _config2 = _interopRequireDefault(_config); + +var _armor = require('../encoding/armor'); + +var _armor2 = _interopRequireDefault(_armor); + +function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } } + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * Generates a new OpenPGP key. Supports RSA and ECC keys. + * Primary and subkey will be of same type. + * @param {module:enums.publicKey} [options.keyType=module:enums.publicKey.rsa_encrypt_sign] + * To indicate what type of key to make. + * RSA is 1. See {@link https://tools.ietf.org/html/rfc4880#section-9.1} + * @param {Integer} options.numBits number of bits for the key creation. + * @param {String|Array} options.userIds + * Assumes already in form of "User Name " + * If array is used, the first userId is set as primary user Id + * @param {String} options.passphrase The passphrase used to encrypt the resulting private key + * @param {Number} [options.keyExpirationTime=0] + * The number of seconds after the key creation time that the key expires + * @param {String} curve (optional) elliptic curve for ECC keys + * @param {Date} date Override the creation date of the key and the key signatures + * @param {Array} subkeys (optional) options for each subkey, default to main key options. e.g. [{sign: true, passphrase: '123'}] + * sign parameter defaults to false, and indicates whether the subkey should sign rather than encrypt + * @returns {Promise} + * @async + * @static + */ +async function generate(options) { + options.sign = true; // primary key is always a signing key + options = helper.sanitizeKeyOptions(options); + options.subkeys = options.subkeys.map(function (subkey, index) { + return helper.sanitizeKeyOptions(options.subkeys[index], options); + }); + + let promises = [helper.generateSecretKey(options)]; + promises = promises.concat(options.subkeys.map(helper.generateSecretSubkey)); + return Promise.all(promises).then(packets => wrapKeyObject(packets[0], packets.slice(1), options)); +} + +/** + * Reformats and signs an OpenPGP key with a given User ID. Currently only supports RSA keys. + * @param {module:key.Key} options.privateKey The private key to reformat + * @param {module:enums.publicKey} [options.keyType=module:enums.publicKey.rsa_encrypt_sign] + * @param {String|Array} options.userIds + * Assumes already in form of "User Name " + * If array is used, the first userId is set as primary user Id + * @param {String} options.passphrase The passphrase used to encrypt the resulting private key + * @param {Number} [options.keyExpirationTime=0] + * The number of seconds after the key creation time that the key expires + * @param {Date} date Override the creation date of the key and the key signatures + * @param {Array} subkeys (optional) options for each subkey, default to main key options. e.g. [{sign: true, passphrase: '123'}] + * + * @returns {Promise} + * @async + * @static + */ +// OpenPGP.js - An OpenPGP implementation in javascript +// Copyright (C) 2015-2016 Decentral +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @fileoverview Provides factory methods for key creation + * @requires packet + * @requires key/Key + * @requires key/helper + * @requires enums + * @requires util + * @requires config + * @requires armor + * @module key/factory + */ + +async function reformat(options) { + options = sanitize(options); + + try { + const isDecrypted = options.privateKey.getKeys().every(key => key.isDecrypted()); + if (!isDecrypted) { + await options.privateKey.decrypt(); + } + } catch (err) { + throw new Error('Key not decrypted'); + } + + const packetlist = options.privateKey.toPacketlist(); + let secretKeyPacket; + const secretSubkeyPackets = []; + for (let i = 0; i < packetlist.length; i++) { + if (packetlist[i].tag === _enums2.default.packet.secretKey) { + secretKeyPacket = packetlist[i]; + } else if (packetlist[i].tag === _enums2.default.packet.secretSubkey) { + secretSubkeyPackets.push(packetlist[i]); + } + } + if (!secretKeyPacket) { + throw new Error('Key does not contain a secret key packet'); + } + + if (!options.subkeys) { + options.subkeys = await Promise.all(secretSubkeyPackets.map(async secretSubkeyPacket => ({ + sign: (await options.privateKey.getSigningKey(secretSubkeyPacket.getKeyId(), null).catch(() => {})) && !(await options.privateKey.getEncryptionKey(secretSubkeyPacket.getKeyId(), null).catch(() => {})) + }))); + } + + if (options.subkeys.length !== secretSubkeyPackets.length) { + throw new Error('Number of subkey options does not match number of subkeys'); + } + + options.subkeys = options.subkeys.map(function (subkey, index) { + return sanitize(options.subkeys[index], options); + }); + + return wrapKeyObject(secretKeyPacket, secretSubkeyPackets, options); + + function sanitize(options, subkeyDefaults = {}) { + options.keyExpirationTime = options.keyExpirationTime || subkeyDefaults.keyExpirationTime; + options.passphrase = _util2.default.isString(options.passphrase) ? options.passphrase : subkeyDefaults.passphrase; + options.date = options.date || subkeyDefaults.date; + + return options; + } +} + +async function wrapKeyObject(secretKeyPacket, secretSubkeyPackets, options) { + // set passphrase protection + if (options.passphrase) { + await secretKeyPacket.encrypt(options.passphrase); + } + + await Promise.all(secretSubkeyPackets.map(async function (secretSubkeyPacket, index) { + const subkeyPassphrase = options.subkeys[index].passphrase; + if (subkeyPassphrase) { + await secretSubkeyPacket.encrypt(subkeyPassphrase); + } + })); + + const packetlist = new _packet2.default.List(); + + packetlist.push(secretKeyPacket); + + await Promise.all(options.userIds.map(async function (userId, index) { + function createdPreferredAlgos(algos, configAlgo) { + if (configAlgo) { + // Not `uncompressed` / `plaintext` + const configIndex = algos.indexOf(configAlgo); + if (configIndex >= 1) { + // If it is included and not in first place, + algos.splice(configIndex, 1); // remove it. + } + if (configIndex !== 0) { + // If it was included and not in first place, or wasn't included, + algos.unshift(configAlgo); // add it to the front. + } + } + return algos; + } + + const userIdPacket = new _packet2.default.Userid(); + userIdPacket.format(userId); + + const dataToSign = {}; + dataToSign.userId = userIdPacket; + dataToSign.key = secretKeyPacket; + const signaturePacket = new _packet2.default.Signature(options.date); + signaturePacket.signatureType = _enums2.default.signature.cert_generic; + signaturePacket.publicKeyAlgorithm = secretKeyPacket.algorithm; + signaturePacket.hashAlgorithm = await helper.getPreferredHashAlgo(null, secretKeyPacket); + signaturePacket.keyFlags = [_enums2.default.keyFlags.certify_keys | _enums2.default.keyFlags.sign_data]; + signaturePacket.preferredSymmetricAlgorithms = createdPreferredAlgos([ + // prefer aes256, aes128, then aes192 (no WebCrypto support: https://www.chromium.org/blink/webcrypto#TOC-AES-support) + _enums2.default.symmetric.aes256, _enums2.default.symmetric.aes128, _enums2.default.symmetric.aes192, _enums2.default.symmetric.cast5, _enums2.default.symmetric.tripledes], _config2.default.encryption_cipher); + if (_config2.default.aead_protect) { + signaturePacket.preferredAeadAlgorithms = createdPreferredAlgos([_enums2.default.aead.eax, _enums2.default.aead.ocb], _config2.default.aead_mode); + } + signaturePacket.preferredHashAlgorithms = createdPreferredAlgos([ + // prefer fast asm.js implementations (SHA-256). SHA-1 will not be secure much longer...move to bottom of list + _enums2.default.hash.sha256, _enums2.default.hash.sha512, _enums2.default.hash.sha1], _config2.default.prefer_hash_algorithm); + signaturePacket.preferredCompressionAlgorithms = createdPreferredAlgos([_enums2.default.compression.zlib, _enums2.default.compression.zip, _enums2.default.compression.uncompressed], _config2.default.compression); + if (index === 0) { + signaturePacket.isPrimaryUserID = true; + } + if (_config2.default.integrity_protect) { + signaturePacket.features = [0]; + signaturePacket.features[0] |= _enums2.default.features.modification_detection; + } + if (_config2.default.aead_protect) { + signaturePacket.features || (signaturePacket.features = [0]); + signaturePacket.features[0] |= _enums2.default.features.aead; + } + if (_config2.default.v5_keys) { + signaturePacket.features || (signaturePacket.features = [0]); + signaturePacket.features[0] |= _enums2.default.features.v5_keys; + } + if (options.keyExpirationTime > 0) { + signaturePacket.keyExpirationTime = options.keyExpirationTime; + signaturePacket.keyNeverExpires = false; + } + await signaturePacket.sign(secretKeyPacket, dataToSign); + + return { userIdPacket, signaturePacket }; + })).then(list => { + list.forEach(({ userIdPacket, signaturePacket }) => { + packetlist.push(userIdPacket); + packetlist.push(signaturePacket); + }); + }); + + await Promise.all(secretSubkeyPackets.map(async function (secretSubkeyPacket, index) { + const subkeyOptions = options.subkeys[index]; + const subkeySignaturePacket = await helper.createBindingSignature(secretSubkeyPacket, secretKeyPacket, subkeyOptions); + return { secretSubkeyPacket, subkeySignaturePacket }; + })).then(packets => { + packets.forEach(({ secretSubkeyPacket, subkeySignaturePacket }) => { + packetlist.push(secretSubkeyPacket); + packetlist.push(subkeySignaturePacket); + }); + }); + + // Add revocation signature packet for creating a revocation certificate. + // This packet should be removed before returning the key. + const dataToSign = { key: secretKeyPacket }; + packetlist.push((await helper.createSignaturePacket(dataToSign, null, secretKeyPacket, { + signatureType: _enums2.default.signature.key_revocation, + reasonForRevocationFlag: _enums2.default.reasonForRevocation.no_reason, + reasonForRevocationString: '' + }, options.date))); + + // set passphrase protection + if (options.passphrase) { + secretKeyPacket.clearPrivateParams(); + } + + await Promise.all(secretSubkeyPackets.map(async function (secretSubkeyPacket, index) { + const subkeyPassphrase = options.subkeys[index].passphrase; + if (subkeyPassphrase) { + secretSubkeyPacket.clearPrivateParams(); + } + })); + + return new _key2.default(packetlist); +} + +/** + * Reads an unarmored OpenPGP key list and returns one or multiple key objects + * @param {Uint8Array} data to be parsed + * @returns {Promise<{keys: Array, + * err: (Array|null)}>} result object with key and error arrays + * @async + * @static + */ +async function read(data) { + const result = {}; + result.keys = []; + const err = []; + try { + const packetlist = new _packet2.default.List(); + await packetlist.read(data); + const keyIndex = packetlist.indexOfTag(_enums2.default.packet.publicKey, _enums2.default.packet.secretKey); + if (keyIndex.length === 0) { + throw new Error('No key packet found'); + } + for (let i = 0; i < keyIndex.length; i++) { + const oneKeyList = packetlist.slice(keyIndex[i], keyIndex[i + 1]); + try { + const newKey = new _key2.default(oneKeyList); + result.keys.push(newKey); + } catch (e) { + err.push(e); + } + } + } catch (e) { + err.push(e); + } + if (err.length) { + result.err = err; + } + return result; +} + +/** + * Reads an OpenPGP armored text and returns one or multiple key objects + * @param {String | ReadableStream} armoredText text to be parsed + * @returns {Promise<{keys: Array, + * err: (Array|null)}>} result object with key and error arrays + * @async + * @static + */ +async function readArmored(armoredText) { + try { + const input = await _armor2.default.decode(armoredText); + if (!(input.type === _enums2.default.armor.public_key || input.type === _enums2.default.armor.private_key)) { + throw new Error('Armored text not of type key'); + } + return read(input.data); + } catch (e) { + const result = { keys: [], err: [] }; + result.err.push(e); + return result; + } +} + +},{"../config":79,"../encoding/armor":111,"../enums":113,"../packet":131,"../util":158,"./helper":117,"./key":119}],117:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }(); /** + * @fileoverview Provides helpers methods for key module + * @requires packet + * @requires enums + * @requires config + * @requires crypto + * @module key/helper + */ + +exports.generateSecretSubkey = generateSecretSubkey; +exports.generateSecretKey = generateSecretKey; +exports.getLatestValidSignature = getLatestValidSignature; +exports.isDataExpired = isDataExpired; +exports.createBindingSignature = createBindingSignature; +exports.getPreferredHashAlgo = getPreferredHashAlgo; +exports.getPreferredAlgo = getPreferredAlgo; +exports.createSignaturePacket = createSignaturePacket; +exports.mergeSignatures = mergeSignatures; +exports.isDataRevoked = isDataRevoked; +exports.getExpirationTime = getExpirationTime; +exports.isAeadSupported = isAeadSupported; +exports.sanitizeKeyOptions = sanitizeKeyOptions; +exports.isValidSigningKeyPacket = isValidSigningKeyPacket; +exports.isValidEncryptionKeyPacket = isValidEncryptionKeyPacket; + +var _packet = require('../packet'); + +var _packet2 = _interopRequireDefault(_packet); + +var _enums = require('../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +var _config = require('../config'); + +var _config2 = _interopRequireDefault(_config); + +var _crypto = require('../crypto'); + +var _crypto2 = _interopRequireDefault(_crypto); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +async function generateSecretSubkey(options) { + const secretSubkeyPacket = new _packet2.default.SecretSubkey(options.date); + secretSubkeyPacket.packets = null; + secretSubkeyPacket.algorithm = _enums2.default.read(_enums2.default.publicKey, options.algorithm); + await secretSubkeyPacket.generate(options.rsaBits, options.curve); + return secretSubkeyPacket; +} + +async function generateSecretKey(options) { + const secretKeyPacket = new _packet2.default.SecretKey(options.date); + secretKeyPacket.packets = null; + secretKeyPacket.algorithm = _enums2.default.read(_enums2.default.publicKey, options.algorithm); + await secretKeyPacket.generate(options.rsaBits, options.curve); + return secretKeyPacket; +} + +/** + * Returns the valid and non-expired signature that has the latest creation date, while ignoring signatures created in the future. + * @param {Array} signatures List of signatures + * @param {Date} date Use the given date instead of the current time + * @returns {Promise} The latest valid signature + * @async + */ +async function getLatestValidSignature(signatures, primaryKey, signatureType, dataToVerify, date = new Date()) { + let signature; + let exception; + for (let i = signatures.length - 1; i >= 0; i--) { + try { + if ((!signature || signatures[i].created >= signature.created) && + // check binding signature is not expired (ie, check for V4 expiration time) + !signatures[i].isExpired(date) && ( + // check binding signature is verified + signatures[i].verified || (await signatures[i].verify(primaryKey, signatureType, dataToVerify)))) { + signature = signatures[i]; + } + } catch (e) { + exception = e; + } + } + if (!signature) { + throw _util2.default.wrapError(`Could not find valid ${_enums2.default.read(_enums2.default.signature, signatureType)} signature in key ${primaryKey.getKeyId().toHex()}`.replace('cert_generic ', 'self-').replace('_', ' '), exception); + } + return signature; +} + +function isDataExpired(keyPacket, signature, date = new Date()) { + const normDate = _util2.default.normalizeDate(date); + if (normDate !== null) { + const expirationTime = getExpirationTime(keyPacket, signature); + return !(keyPacket.created <= normDate && normDate <= expirationTime) || signature && signature.isExpired(date); + } + return false; +} + +/** + * Create Binding signature to the key according to the {@link https://tools.ietf.org/html/rfc4880#section-5.2.1} + * @param {module:packet.SecretSubkey} subkey Subkey key packet + * @param {module:packet.SecretKey} primaryKey Primary key packet + * @param {Object} options + */ +async function createBindingSignature(subkey, primaryKey, options) { + const dataToSign = {}; + dataToSign.key = primaryKey; + dataToSign.bind = subkey; + const subkeySignaturePacket = new _packet2.default.Signature(options.date); + subkeySignaturePacket.signatureType = _enums2.default.signature.subkey_binding; + subkeySignaturePacket.publicKeyAlgorithm = primaryKey.algorithm; + subkeySignaturePacket.hashAlgorithm = await getPreferredHashAlgo(null, subkey); + if (options.sign) { + subkeySignaturePacket.keyFlags = [_enums2.default.keyFlags.sign_data]; + subkeySignaturePacket.embeddedSignature = await createSignaturePacket(dataToSign, null, subkey, { + signatureType: _enums2.default.signature.key_binding + }, options.date); + } else { + subkeySignaturePacket.keyFlags = [_enums2.default.keyFlags.encrypt_communication | _enums2.default.keyFlags.encrypt_storage]; + } + if (options.keyExpirationTime > 0) { + subkeySignaturePacket.keyExpirationTime = options.keyExpirationTime; + subkeySignaturePacket.keyNeverExpires = false; + } + await subkeySignaturePacket.sign(primaryKey, dataToSign); + return subkeySignaturePacket; +} + +/** + * Returns the preferred signature hash algorithm of a key + * @param {module:key.Key} key (optional) the key to get preferences from + * @param {module:packet.SecretKey|module:packet.SecretSubkey} keyPacket key packet used for signing + * @param {Date} date (optional) use the given date for verification instead of the current time + * @param {Object} userId (optional) user ID + * @returns {Promise} + * @async + */ +async function getPreferredHashAlgo(key, keyPacket, date = new Date(), userId = {}) { + let hash_algo = _config2.default.prefer_hash_algorithm; + let pref_algo = hash_algo; + if (key) { + const primaryUser = await key.getPrimaryUser(date, userId); + if (primaryUser.selfCertification.preferredHashAlgorithms) { + var _primaryUser$selfCert = _slicedToArray(primaryUser.selfCertification.preferredHashAlgorithms, 1); + + pref_algo = _primaryUser$selfCert[0]; + + hash_algo = _crypto2.default.hash.getHashByteLength(hash_algo) <= _crypto2.default.hash.getHashByteLength(pref_algo) ? pref_algo : hash_algo; + } + } + switch (Object.getPrototypeOf(keyPacket)) { + case _packet2.default.SecretKey.prototype: + case _packet2.default.PublicKey.prototype: + case _packet2.default.SecretSubkey.prototype: + case _packet2.default.PublicSubkey.prototype: + switch (keyPacket.algorithm) { + case 'ecdh': + case 'ecdsa': + case 'eddsa': + pref_algo = _crypto2.default.publicKey.elliptic.getPreferredHashAlgo(keyPacket.params[0]); + } + } + return _crypto2.default.hash.getHashByteLength(hash_algo) <= _crypto2.default.hash.getHashByteLength(pref_algo) ? pref_algo : hash_algo; +} + +/** + * Returns the preferred symmetric/aead algorithm for a set of keys + * @param {symmetric|aead} type Type of preference to return + * @param {Array} keys Set of keys + * @param {Date} date (optional) use the given date for verification instead of the current time + * @param {Array} userIds (optional) user IDs + * @returns {Promise} Preferred symmetric algorithm + * @async + */ +async function getPreferredAlgo(type, keys, date = new Date(), userIds = []) { + const prefProperty = type === 'symmetric' ? 'preferredSymmetricAlgorithms' : 'preferredAeadAlgorithms'; + const defaultAlgo = type === 'symmetric' ? _enums2.default.symmetric.aes128 : _enums2.default.aead.eax; + const prioMap = {}; + await Promise.all(keys.map(async function (key, i) { + const primaryUser = await key.getPrimaryUser(date, userIds[i]); + if (!primaryUser.selfCertification[prefProperty]) { + return defaultAlgo; + } + primaryUser.selfCertification[prefProperty].forEach(function (algo, index) { + const entry = prioMap[algo] || (prioMap[algo] = { prio: 0, count: 0, algo: algo }); + entry.prio += 64 >> index; + entry.count++; + }); + })); + let prefAlgo = { prio: 0, algo: defaultAlgo }; + Object.values(prioMap).forEach(({ prio, count, algo }) => { + try { + if (algo !== _enums2.default[type].plaintext && algo !== _enums2.default[type].idea && // not implemented + _enums2.default.read(_enums2.default[type], algo) && // known algorithm + count === keys.length && // available for all keys + prio > prefAlgo.prio) { + prefAlgo = prioMap[algo]; + } + } catch (e) {} + }); + return prefAlgo.algo; +} + +/** + * Create signature packet + * @param {Object} dataToSign Contains packets to be signed + * @param {module:packet.SecretKey| + * module:packet.SecretSubkey} signingKeyPacket secret key packet for signing + * @param {Object} signatureProperties (optional) properties to write on the signature packet before signing + * @param {Date} date (optional) override the creationtime of the signature + * @param {Object} userId (optional) user ID + * @param {Object} detached (optional) whether to create a detached signature packet + * @param {Boolean} streaming (optional) whether to process data as a stream + * @returns {module:packet/signature} signature packet + */ +async function createSignaturePacket(dataToSign, privateKey, signingKeyPacket, signatureProperties, date, userId, detached = false, streaming = false) { + if (!signingKeyPacket.isDecrypted()) { + throw new Error('Private key is not decrypted.'); + } + const signaturePacket = new _packet2.default.Signature(date); + Object.assign(signaturePacket, signatureProperties); + signaturePacket.publicKeyAlgorithm = signingKeyPacket.algorithm; + signaturePacket.hashAlgorithm = await getPreferredHashAlgo(privateKey, signingKeyPacket, date, userId); + await signaturePacket.sign(signingKeyPacket, dataToSign, detached, streaming); + return signaturePacket; +} + +/** + * Merges signatures from source[attr] to dest[attr] + * @private + * @param {Object} source + * @param {Object} dest + * @param {String} attr + * @param {Function} checkFn optional, signature only merged if true + */ +async function mergeSignatures(source, dest, attr, checkFn) { + source = source[attr]; + if (source) { + if (!dest[attr].length) { + dest[attr] = source; + } else { + await Promise.all(source.map(async function (sourceSig) { + if (!sourceSig.isExpired() && (!checkFn || (await checkFn(sourceSig))) && !dest[attr].some(function (destSig) { + return _util2.default.equalsUint8Array(destSig.signature, sourceSig.signature); + })) { + dest[attr].push(sourceSig); + } + })); + } + } +} + +/** + * Checks if a given certificate or binding signature is revoked + * @param {module:packet.SecretKey| + * module:packet.PublicKey} primaryKey The primary key packet + * @param {Object} dataToVerify The data to check + * @param {Array} revocations The revocation signatures to check + * @param {module:packet.Signature} signature The certificate or signature to check + * @param {module:packet.PublicSubkey| + * module:packet.SecretSubkey| + * module:packet.PublicKey| + * module:packet.SecretKey} key, optional The key packet to check the signature + * @param {Date} date Use the given date instead of the current time + * @returns {Promise} True if the signature revokes the data + * @async + */ +async function isDataRevoked(primaryKey, signatureType, dataToVerify, revocations, signature, key, date = new Date()) { + key = key || primaryKey; + const normDate = _util2.default.normalizeDate(date); + const revocationKeyIds = []; + await Promise.all(revocations.map(async function (revocationSignature) { + try { + if ( + // Note: a third-party revocation signature could legitimately revoke a + // self-signature if the signature has an authorized revocation key. + // However, we don't support passing authorized revocation keys, nor + // verifying such revocation signatures. Instead, we indicate an error + // when parsing a key with an authorized revocation key, and ignore + // third-party revocation signatures here. (It could also be revoking a + // third-party key certification, which should only affect + // `verifyAllCertifications`.) + (!signature || revocationSignature.issuerKeyId.equals(signature.issuerKeyId)) && !(_config2.default.revocations_expire && revocationSignature.isExpired(normDate)) && (revocationSignature.verified || (await revocationSignature.verify(key, signatureType, dataToVerify)))) { + // TODO get an identifier of the revoked object instead + revocationKeyIds.push(revocationSignature.issuerKeyId); + } + } catch (e) {} + })); + // TODO further verify that this is the signature that should be revoked + if (signature) { + signature.revoked = revocationKeyIds.some(keyId => keyId.equals(signature.issuerKeyId)) ? true : signature.revoked || false; + return signature.revoked; + } + return revocationKeyIds.length > 0; +} + +function getExpirationTime(keyPacket, signature) { + let expirationTime; + // check V4 expiration time + if (signature.keyNeverExpires === false) { + expirationTime = keyPacket.created.getTime() + signature.keyExpirationTime * 1000; + } + return expirationTime ? new Date(expirationTime) : Infinity; +} + +/** + * Returns whether aead is supported by all keys in the set + * @param {Array} keys Set of keys + * @param {Date} date (optional) use the given date for verification instead of the current time + * @param {Array} userIds (optional) user IDs + * @returns {Promise} + * @async + */ +async function isAeadSupported(keys, date = new Date(), userIds = []) { + let supported = true; + // TODO replace when Promise.some or Promise.any are implemented + await Promise.all(keys.map(async function (key, i) { + const primaryUser = await key.getPrimaryUser(date, userIds[i]); + if (!primaryUser.selfCertification.features || !(primaryUser.selfCertification.features[0] & _enums2.default.features.aead)) { + supported = false; + } + })); + return supported; +} + +function sanitizeKeyOptions(options, subkeyDefaults = {}) { + options.curve = options.curve || subkeyDefaults.curve; + options.rsaBits = options.rsaBits || subkeyDefaults.rsaBits; + options.keyExpirationTime = options.keyExpirationTime !== undefined ? options.keyExpirationTime : subkeyDefaults.keyExpirationTime; + options.passphrase = _util2.default.isString(options.passphrase) ? options.passphrase : subkeyDefaults.passphrase; + options.date = options.date || subkeyDefaults.date; + + options.sign = options.sign || false; + + if (options.curve) { + try { + options.curve = _enums2.default.write(_enums2.default.curve, options.curve); + } catch (e) { + throw new Error('Not valid curve.'); + } + if (options.curve === _enums2.default.curve.ed25519 || options.curve === _enums2.default.curve.curve25519) { + options.curve = options.sign ? _enums2.default.curve.ed25519 : _enums2.default.curve.curve25519; + } + if (options.sign) { + options.algorithm = options.curve === _enums2.default.curve.ed25519 ? _enums2.default.publicKey.eddsa : _enums2.default.publicKey.ecdsa; + } else { + options.algorithm = _enums2.default.publicKey.ecdh; + } + } else if (options.rsaBits) { + options.algorithm = _enums2.default.publicKey.rsa_encrypt_sign; + } else { + throw new Error('Unrecognized key type'); + } + return options; +} + +function isValidSigningKeyPacket(keyPacket, signature) { + if (!signature.verified || signature.revoked !== false) { + // Sanity check + throw new Error('Signature not verified'); + } + return keyPacket.algorithm !== _enums2.default.read(_enums2.default.publicKey, _enums2.default.publicKey.rsa_encrypt) && keyPacket.algorithm !== _enums2.default.read(_enums2.default.publicKey, _enums2.default.publicKey.elgamal) && keyPacket.algorithm !== _enums2.default.read(_enums2.default.publicKey, _enums2.default.publicKey.ecdh) && (!signature.keyFlags || (signature.keyFlags[0] & _enums2.default.keyFlags.sign_data) !== 0); +} + +function isValidEncryptionKeyPacket(keyPacket, signature) { + if (!signature.verified || signature.revoked !== false) { + // Sanity check + throw new Error('Signature not verified'); + } + return keyPacket.algorithm !== _enums2.default.read(_enums2.default.publicKey, _enums2.default.publicKey.dsa) && keyPacket.algorithm !== _enums2.default.read(_enums2.default.publicKey, _enums2.default.publicKey.rsa_sign) && keyPacket.algorithm !== _enums2.default.read(_enums2.default.publicKey, _enums2.default.publicKey.ecdsa) && keyPacket.algorithm !== _enums2.default.read(_enums2.default.publicKey, _enums2.default.publicKey.eddsa) && (!signature.keyFlags || (signature.keyFlags[0] & _enums2.default.keyFlags.encrypt_communication) !== 0 || (signature.keyFlags[0] & _enums2.default.keyFlags.encrypt_storage) !== 0); +} + +},{"../config":79,"../crypto":94,"../enums":113,"../packet":131,"../util":158}],118:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.Key = exports.createSignaturePacket = exports.getPreferredHashAlgo = exports.isAeadSupported = exports.getPreferredAlgo = exports.reformat = exports.read = exports.generate = exports.readArmored = undefined; + +var _factory = require('./factory'); + +var _helper = require('./helper'); + +var _key = require('./key.js'); + +var _key2 = _interopRequireDefault(_key); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +exports.readArmored = _factory.readArmored; +exports.generate = _factory.generate; +exports.read = _factory.read; +exports.reformat = _factory.reformat; +exports.getPreferredAlgo = _helper.getPreferredAlgo; +exports.isAeadSupported = _helper.isAeadSupported; +exports.getPreferredHashAlgo = _helper.getPreferredHashAlgo; +exports.createSignaturePacket = _helper.createSignaturePacket; +exports.Key = _key2.default; /** + * @fileoverview helper, factory methods, constructors dealing with openPGP key object + * @module key + */ + +},{"./factory":116,"./helper":117,"./key.js":119}],119:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.default = Key; + +var _armor = require('../encoding/armor'); + +var _armor2 = _interopRequireDefault(_armor); + +var _packet = require('../packet'); + +var _packet2 = _interopRequireDefault(_packet); + +var _enums = require('../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +var _user = require('./user'); + +var _user2 = _interopRequireDefault(_user); + +var _subkey = require('./subkey'); + +var _subkey2 = _interopRequireDefault(_subkey); + +var _helper = require('./helper'); + +var helper = _interopRequireWildcard(_helper); + +function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } } + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * @class + * @classdesc Class that represents an OpenPGP key. Must contain a primary key. + * Can contain additional subkeys, signatures, user ids, user attributes. + * @param {module:packet.List} packetlist The packets that form this key + * @borrows module:packet.PublicKey#getKeyId as Key#getKeyId + * @borrows module:packet.PublicKey#getFingerprint as Key#getFingerprint + * @borrows module:packet.PublicKey#hasSameFingerprintAs as Key#hasSameFingerprintAs + * @borrows module:packet.PublicKey#getAlgorithmInfo as Key#getAlgorithmInfo + * @borrows module:packet.PublicKey#getCreationTime as Key#getCreationTime + * @borrows module:packet.PublicKey#isDecrypted as Key#isDecrypted + */ +function Key(packetlist) { + if (!(this instanceof Key)) { + return new Key(packetlist); + } + // same data as in packetlist but in structured form + this.keyPacket = null; + this.revocationSignatures = []; + this.directSignatures = []; + this.users = []; + this.subKeys = []; + this.packetlist2structure(packetlist); + if (!this.keyPacket || !this.users.length) { + throw new Error('Invalid key: need at least key and user ID packet'); + } +} // GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @requires encoding/armor + * @requires packet + * @requires enums + * @requires util + * @requires key/User + * @requires key/Subkey + * @module key/Key + */ + +Object.defineProperty(Key.prototype, 'primaryKey', { + get() { + return this.keyPacket; + }, + configurable: true, + enumerable: true +}); + +/** + * Transforms packetlist to structured key data + * @param {module:packet.List} packetlist The packets that form a key + */ +Key.prototype.packetlist2structure = function (packetlist) { + let user; + let primaryKeyId; + let subKey; + for (let i = 0; i < packetlist.length; i++) { + switch (packetlist[i].tag) { + case _enums2.default.packet.publicKey: + case _enums2.default.packet.secretKey: + this.keyPacket = packetlist[i]; + primaryKeyId = this.getKeyId(); + break; + case _enums2.default.packet.userid: + case _enums2.default.packet.userAttribute: + user = new _user2.default(packetlist[i]); + this.users.push(user); + break; + case _enums2.default.packet.publicSubkey: + case _enums2.default.packet.secretSubkey: + user = null; + subKey = new _subkey2.default(packetlist[i]); + this.subKeys.push(subKey); + break; + case _enums2.default.packet.signature: + switch (packetlist[i].signatureType) { + case _enums2.default.signature.cert_generic: + case _enums2.default.signature.cert_persona: + case _enums2.default.signature.cert_casual: + case _enums2.default.signature.cert_positive: + if (!user) { + _util2.default.print_debug('Dropping certification signatures without preceding user packet'); + continue; + } + if (packetlist[i].issuerKeyId.equals(primaryKeyId)) { + user.selfCertifications.push(packetlist[i]); + } else { + user.otherCertifications.push(packetlist[i]); + } + break; + case _enums2.default.signature.cert_revocation: + if (user) { + user.revocationSignatures.push(packetlist[i]); + } else { + this.directSignatures.push(packetlist[i]); + } + break; + case _enums2.default.signature.key: + this.directSignatures.push(packetlist[i]); + break; + case _enums2.default.signature.subkey_binding: + if (!subKey) { + _util2.default.print_debug('Dropping subkey binding signature without preceding subkey packet'); + continue; + } + subKey.bindingSignatures.push(packetlist[i]); + break; + case _enums2.default.signature.key_revocation: + this.revocationSignatures.push(packetlist[i]); + break; + case _enums2.default.signature.subkey_revocation: + if (!subKey) { + _util2.default.print_debug('Dropping subkey revocation signature without preceding subkey packet'); + continue; + } + subKey.revocationSignatures.push(packetlist[i]); + break; + } + break; + } + } +}; + +/** + * Transforms structured key data to packetlist + * @returns {module:packet.List} The packets that form a key + */ +Key.prototype.toPacketlist = function () { + const packetlist = new _packet2.default.List(); + packetlist.push(this.keyPacket); + packetlist.concat(this.revocationSignatures); + packetlist.concat(this.directSignatures); + this.users.map(user => packetlist.concat(user.toPacketlist())); + this.subKeys.map(subKey => packetlist.concat(subKey.toPacketlist())); + return packetlist; +}; + +/** + * Returns an array containing all public or private subkeys matching keyId; + * If keyId is not present, returns all subkeys. + * @param {type/keyid} keyId + * @returns {Array} + */ +Key.prototype.getSubkeys = function (keyId = null) { + const subKeys = []; + this.subKeys.forEach(subKey => { + if (!keyId || subKey.getKeyId().equals(keyId, true)) { + subKeys.push(subKey); + } + }); + return subKeys; +}; + +/** + * Returns an array containing all public or private keys matching keyId. + * If keyId is not present, returns all keys starting with the primary key. + * @param {type/keyid} keyId + * @returns {Array} + */ +Key.prototype.getKeys = function (keyId = null) { + const keys = []; + if (!keyId || this.getKeyId().equals(keyId, true)) { + keys.push(this); + } + return keys.concat(this.getSubkeys(keyId)); +}; + +/** + * Returns key IDs of all keys + * @returns {Array} + */ +Key.prototype.getKeyIds = function () { + return this.getKeys().map(key => key.getKeyId()); +}; + +/** + * Returns userids + * @returns {Array} array of userids + */ +Key.prototype.getUserIds = function () { + return this.users.map(user => { + return user.userId ? user.userId.userid : null; + }).filter(userid => userid !== null); +}; + +/** + * Returns true if this is a public key + * @returns {Boolean} + */ +Key.prototype.isPublic = function () { + return this.keyPacket.tag === _enums2.default.packet.publicKey; +}; + +/** + * Returns true if this is a private key + * @returns {Boolean} + */ +Key.prototype.isPrivate = function () { + return this.keyPacket.tag === _enums2.default.packet.secretKey; +}; + +/** + * Returns key as public key (shallow copy) + * @returns {module:key.Key} new public Key + */ +Key.prototype.toPublic = function () { + const packetlist = new _packet2.default.List(); + const keyPackets = this.toPacketlist(); + let bytes; + let pubKeyPacket; + let pubSubkeyPacket; + for (let i = 0; i < keyPackets.length; i++) { + switch (keyPackets[i].tag) { + case _enums2.default.packet.secretKey: + bytes = keyPackets[i].writePublicKey(); + pubKeyPacket = new _packet2.default.PublicKey(); + pubKeyPacket.read(bytes); + packetlist.push(pubKeyPacket); + break; + case _enums2.default.packet.secretSubkey: + bytes = keyPackets[i].writePublicKey(); + pubSubkeyPacket = new _packet2.default.PublicSubkey(); + pubSubkeyPacket.read(bytes); + packetlist.push(pubSubkeyPacket); + break; + default: + packetlist.push(keyPackets[i]); + } + } + return new Key(packetlist); +}; + +/** + * Returns ASCII armored text of key + * @returns {ReadableStream} ASCII armor + */ +Key.prototype.armor = function () { + const type = this.isPublic() ? _enums2.default.armor.public_key : _enums2.default.armor.private_key; + return _armor2.default.encode(type, this.toPacketlist().write()); +}; + +/** + * Returns last created key or key by given keyId that is available for signing and verification + * @param {module:type/keyid} keyId, optional + * @param {Date} date (optional) use the given date for verification instead of the current time + * @param {Object} userId, optional user ID + * @returns {Promise} key or null if no signing key has been found + * @async + */ +Key.prototype.getSigningKey = async function (keyId = null, date = new Date(), userId = {}) { + await this.verifyPrimaryKey(date, userId); + const primaryKey = this.keyPacket; + const subKeys = this.subKeys.slice().sort((a, b) => b.keyPacket.created - a.keyPacket.created); + let exception; + for (let i = 0; i < subKeys.length; i++) { + if (!keyId || subKeys[i].getKeyId().equals(keyId)) { + try { + await subKeys[i].verify(primaryKey, date); + const dataToVerify = { key: primaryKey, bind: subKeys[i].keyPacket }; + const bindingSignature = await helper.getLatestValidSignature(subKeys[i].bindingSignatures, primaryKey, _enums2.default.signature.subkey_binding, dataToVerify, date); + if (bindingSignature && bindingSignature.embeddedSignature && helper.isValidSigningKeyPacket(subKeys[i].keyPacket, bindingSignature) && (await helper.getLatestValidSignature([bindingSignature.embeddedSignature], subKeys[i].keyPacket, _enums2.default.signature.key_binding, dataToVerify, date))) { + return subKeys[i]; + } + } catch (e) { + exception = e; + } + } + } + const primaryUser = await this.getPrimaryUser(date, userId); + if ((!keyId || primaryKey.getKeyId().equals(keyId)) && helper.isValidSigningKeyPacket(primaryKey, primaryUser.selfCertification)) { + return this; + } + throw _util2.default.wrapError('Could not find valid signing key packet in key ' + this.getKeyId().toHex(), exception); +}; + +/** + * Returns last created key or key by given keyId that is available for encryption or decryption + * @param {module:type/keyid} keyId, optional + * @param {Date} date, optional + * @param {String} userId, optional + * @returns {Promise} key or null if no encryption key has been found + * @async + */ +Key.prototype.getEncryptionKey = async function (keyId, date = new Date(), userId = {}) { + await this.verifyPrimaryKey(date, userId); + const primaryKey = this.keyPacket; + // V4: by convention subkeys are preferred for encryption service + const subKeys = this.subKeys.slice().sort((a, b) => b.keyPacket.created - a.keyPacket.created); + let exception; + for (let i = 0; i < subKeys.length; i++) { + if (!keyId || subKeys[i].getKeyId().equals(keyId)) { + try { + await subKeys[i].verify(primaryKey, date); + const dataToVerify = { key: primaryKey, bind: subKeys[i].keyPacket }; + const bindingSignature = await helper.getLatestValidSignature(subKeys[i].bindingSignatures, primaryKey, _enums2.default.signature.subkey_binding, dataToVerify, date); + if (bindingSignature && helper.isValidEncryptionKeyPacket(subKeys[i].keyPacket, bindingSignature)) { + return subKeys[i]; + } + } catch (e) { + exception = e; + } + } + } + // if no valid subkey for encryption, evaluate primary key + const primaryUser = await this.getPrimaryUser(date, userId); + if ((!keyId || primaryKey.getKeyId().equals(keyId)) && helper.isValidEncryptionKeyPacket(primaryKey, primaryUser.selfCertification)) { + return this; + } + throw _util2.default.wrapError('Could not find valid encryption key packet in key ' + this.getKeyId().toHex(), exception); +}; + +/** + * Encrypts all secret key and subkey packets matching keyId + * @param {String|Array} passphrases - if multiple passphrases, then should be in same order as packets each should encrypt + * @param {module:type/keyid} keyId + * @returns {Promise>} + * @async + */ +Key.prototype.encrypt = async function (passphrases, keyId = null) { + if (!this.isPrivate()) { + throw new Error("Nothing to encrypt in a public key"); + } + + const keys = this.getKeys(keyId); + passphrases = _util2.default.isArray(passphrases) ? passphrases : new Array(keys.length).fill(passphrases); + if (passphrases.length !== keys.length) { + throw new Error("Invalid number of passphrases for key"); + } + + return Promise.all(keys.map(async function (key, i) { + const keyPacket = key.keyPacket; + + await keyPacket.encrypt(passphrases[i]); + keyPacket.clearPrivateParams(); + return keyPacket; + })); +}; + +/** + * Decrypts all secret key and subkey packets matching keyId + * @param {String|Array} passphrases + * @param {module:type/keyid} keyId + * @returns {Promise} true if all matching key and subkey packets decrypted successfully + * @async + */ +Key.prototype.decrypt = async function (passphrases, keyId = null) { + if (!this.isPrivate()) { + throw new Error("Nothing to decrypt in a public key"); + } + passphrases = _util2.default.isArray(passphrases) ? passphrases : [passphrases]; + + const results = await Promise.all(this.getKeys(keyId).map(async function (key) { + let decrypted = false; + let error = null; + await Promise.all(passphrases.map(async function (passphrase) { + try { + await key.keyPacket.decrypt(passphrase); + decrypted = true; + } catch (e) { + error = e; + } + })); + if (!decrypted) { + throw error; + } + return decrypted; + })); + return results.every(result => result === true); +}; + +/** + * Check whether the private and public key parameters of the primary key match + * @returns {Promise} true if the primary key parameters correspond + * @async + */ +Key.prototype.validate = async function () { + if (!this.isPrivate()) { + throw new Error("Can't validate a public key"); + } + const signingKeyPacket = this.primaryKey; + if (!signingKeyPacket.isDecrypted()) { + throw new Error("Key is not decrypted"); + } + const data = new _packet2.default.Literal(); + data.setBytes(new Uint8Array(), 'binary'); + const signature = new _packet2.default.Signature(); + signature.publicKeyAlgorithm = signingKeyPacket.algorithm; + signature.hashAlgorithm = _enums2.default.hash.sha256; + const signatureType = _enums2.default.signature.binary; + signature.signatureType = signatureType; + await signature.sign(signingKeyPacket, data); + await signature.verify(signingKeyPacket, signatureType, data); +}; + +/** + * Clear private key parameters + */ +Key.prototype.clearPrivateParams = function () { + if (!this.isPrivate()) { + throw new Error("Can't clear private parameters of a public key"); + } + this.getKeys().forEach(({ keyPacket }) => { + if (keyPacket.isDecrypted()) { + keyPacket.clearPrivateParams(); + } + }); +}; + +/** + * Checks if a signature on a key is revoked + * @param {module:packet.SecretKey| + * @param {module:packet.Signature} signature The signature to verify + * @param {module:packet.PublicSubkey| + * module:packet.SecretSubkey| + * module:packet.PublicKey| + * module:packet.SecretKey} key, optional The key to verify the signature + * @param {Date} date Use the given date instead of the current time + * @returns {Promise} True if the certificate is revoked + * @async + */ +Key.prototype.isRevoked = async function (signature, key, date = new Date()) { + return helper.isDataRevoked(this.keyPacket, _enums2.default.signature.key_revocation, { key: this.keyPacket }, this.revocationSignatures, signature, key, date); +}; + +/** + * Verify primary key. Checks for revocation signatures, expiration time + * and valid self signature. Throws if the primary key is invalid. + * @param {Date} date (optional) use the given date for verification instead of the current time + * @param {Object} userId (optional) user ID + * @returns {Promise} The status of the primary key + * @async + */ +Key.prototype.verifyPrimaryKey = async function (date = new Date(), userId = {}) { + const primaryKey = this.keyPacket; + // check for key revocation signatures + if (await this.isRevoked(null, null, date)) { + throw new Error('Primary key is revoked'); + } + // check for at least one self signature. Self signature of user ID not mandatory + // See {@link https://tools.ietf.org/html/rfc4880#section-11.1} + if (!this.users.some(user => user.userId && user.selfCertifications.length)) { + throw new Error('No self-certifications'); + } + // check for valid, unrevoked, unexpired self signature + + var _ref = await this.getPrimaryUser(date, userId); + + const selfCertification = _ref.selfCertification; + // check for expiration time + + if (helper.isDataExpired(primaryKey, selfCertification, date)) { + throw new Error('Primary key is expired'); + } +}; + +/** + * Returns the latest date when the key can be used for encrypting, signing, or both, depending on the `capabilities` paramater. + * When `capabilities` is null, defaults to returning the expiry date of the primary key. + * Returns null if `capabilities` is passed and the key does not have the specified capabilities or is revoked or invalid. + * Returns Infinity if the key doesn't expire. + * @param {encrypt|sign|encrypt_sign} capabilities, optional + * @param {module:type/keyid} keyId, optional + * @param {Object} userId, optional user ID + * @returns {Promise} + * @async + */ +Key.prototype.getExpirationTime = async function (capabilities, keyId, userId) { + const primaryUser = await this.getPrimaryUser(null, userId); + const selfCert = primaryUser.selfCertification; + const keyExpiry = helper.getExpirationTime(this.keyPacket, selfCert); + const sigExpiry = selfCert.getExpirationTime(); + let expiry = keyExpiry < sigExpiry ? keyExpiry : sigExpiry; + if (capabilities === 'encrypt' || capabilities === 'encrypt_sign') { + const encryptKey = (await this.getEncryptionKey(keyId, expiry, userId).catch(() => {})) || (await this.getEncryptionKey(keyId, null, userId).catch(() => {})); + if (!encryptKey) return null; + const encryptExpiry = await encryptKey.getExpirationTime(this.keyPacket); + if (encryptExpiry < expiry) expiry = encryptExpiry; + } + if (capabilities === 'sign' || capabilities === 'encrypt_sign') { + const signKey = (await this.getSigningKey(keyId, expiry, userId).catch(() => {})) || (await this.getSigningKey(keyId, null, userId).catch(() => {})); + if (!signKey) return null; + const signExpiry = await signKey.getExpirationTime(this.keyPacket); + if (signExpiry < expiry) expiry = signExpiry; + } + return expiry; +}; + +/** + * Returns primary user and most significant (latest valid) self signature + * - if multiple primary users exist, returns the one with the latest self signature + * - otherwise, returns the user with the latest self signature + * @param {Date} date (optional) use the given date for verification instead of the current time + * @param {Object} userId (optional) user ID to get instead of the primary user, if it exists + * @returns {Promise<{user: module:key.User, + * selfCertification: module:packet.Signature}>} The primary user and the self signature + * @async + */ +Key.prototype.getPrimaryUser = async function (date = new Date(), userId = {}) { + const primaryKey = this.keyPacket; + const users = []; + let exception; + for (let i = 0; i < this.users.length; i++) { + try { + const user = this.users[i]; + if (!user.userId) { + continue; + } + if (userId.name !== undefined && user.userId.name !== userId.name || userId.email !== undefined && user.userId.email !== userId.email || userId.comment !== undefined && user.userId.comment !== userId.comment) { + throw new Error('Could not find user that matches that user ID'); + } + const dataToVerify = { userId: user.userId, key: primaryKey }; + const selfCertification = await helper.getLatestValidSignature(user.selfCertifications, primaryKey, _enums2.default.signature.cert_generic, dataToVerify, date); + users.push({ index: i, user, selfCertification }); + } catch (e) { + exception = e; + } + } + if (!users.length) { + throw exception || new Error('Could not find primary user'); + } + await Promise.all(users.map(async function (a) { + return a.user.revoked || a.user.isRevoked(primaryKey, a.selfCertification, null, date); + })); + // sort by primary user flag and signature creation time + const primaryUser = users.sort(function (a, b) { + const A = a.selfCertification; + const B = b.selfCertification; + return B.revoked - A.revoked || A.isPrimaryUserID - B.isPrimaryUserID || A.created - B.created; + }).pop(); + const user = primaryUser.user, + cert = primaryUser.selfCertification; + + if (cert.revoked || (await user.isRevoked(primaryKey, cert, null, date))) { + throw new Error('Primary user is revoked'); + } + return primaryUser; +}; + +/** + * Update key with new components from specified key with same key ID: + * users, subkeys, certificates are merged into the destination key, + * duplicates and expired signatures are ignored. + * + * If the specified key is a private key and the destination key is public, + * the destination key is transformed to a private key. + * @param {module:key.Key} key Source key to merge + * @returns {Promise} + * @async + */ +Key.prototype.update = async function (key) { + if (!this.hasSameFingerprintAs(key)) { + throw new Error('Key update method: fingerprints of keys not equal'); + } + if (this.isPublic() && key.isPrivate()) { + // check for equal subkey packets + const equal = this.subKeys.length === key.subKeys.length && this.subKeys.every(destSubKey => { + return key.subKeys.some(srcSubKey => { + return destSubKey.hasSameFingerprintAs(srcSubKey); + }); + }); + if (!equal) { + throw new Error('Cannot update public key with private key if subkey mismatch'); + } + this.keyPacket = key.keyPacket; + } + // revocation signatures + await helper.mergeSignatures(key, this, 'revocationSignatures', srcRevSig => { + return helper.isDataRevoked(this.keyPacket, _enums2.default.signature.key_revocation, this, [srcRevSig], null, key.keyPacket); + }); + // direct signatures + await helper.mergeSignatures(key, this, 'directSignatures'); + // TODO replace when Promise.some or Promise.any are implemented + // users + await Promise.all(key.users.map(async srcUser => { + let found = false; + await Promise.all(this.users.map(async dstUser => { + if (srcUser.userId && dstUser.userId && srcUser.userId.userid === dstUser.userId.userid || srcUser.userAttribute && srcUser.userAttribute.equals(dstUser.userAttribute)) { + await dstUser.update(srcUser, this.keyPacket); + found = true; + } + })); + if (!found) { + this.users.push(srcUser); + } + })); + // TODO replace when Promise.some or Promise.any are implemented + // subkeys + await Promise.all(key.subKeys.map(async srcSubKey => { + let found = false; + await Promise.all(this.subKeys.map(async dstSubKey => { + if (dstSubKey.hasSameFingerprintAs(srcSubKey)) { + await dstSubKey.update(srcSubKey, this.keyPacket); + found = true; + } + })); + if (!found) { + this.subKeys.push(srcSubKey); + } + })); +}; + +/** + * Revokes the key + * @param {Object} reasonForRevocation optional, object indicating the reason for revocation + * @param {module:enums.reasonForRevocation} reasonForRevocation.flag optional, flag indicating the reason for revocation + * @param {String} reasonForRevocation.string optional, string explaining the reason for revocation + * @param {Date} date optional, override the creationtime of the revocation signature + * @returns {Promise} new key with revocation signature + * @async + */ +Key.prototype.revoke = async function ({ + flag: reasonForRevocationFlag = _enums2.default.reasonForRevocation.no_reason, + string: reasonForRevocationString = '' +} = {}, date = new Date()) { + if (this.isPublic()) { + throw new Error('Need private key for revoking'); + } + const dataToSign = { key: this.keyPacket }; + const key = new Key(this.toPacketlist()); + key.revocationSignatures.push((await helper.createSignaturePacket(dataToSign, null, this.keyPacket, { + signatureType: _enums2.default.signature.key_revocation, + reasonForRevocationFlag: _enums2.default.write(_enums2.default.reasonForRevocation, reasonForRevocationFlag), + reasonForRevocationString + }, date))); + return key; +}; + +/** + * Get revocation certificate from a revoked key. + * (To get a revocation certificate for an unrevoked key, call revoke() first.) + * @param {Date} date Use the given date instead of the current time + * @returns {Promise} armored revocation certificate + * @async + */ +Key.prototype.getRevocationCertificate = async function (date = new Date()) { + const dataToVerify = { key: this.keyPacket }; + const revocationSignature = await helper.getLatestValidSignature(this.revocationSignatures, this.keyPacket, _enums2.default.signature.key_revocation, dataToVerify, date); + const packetlist = new _packet2.default.List(); + packetlist.push(revocationSignature); + return _armor2.default.encode(_enums2.default.armor.public_key, packetlist.write(), null, null, 'This is a revocation certificate'); +}; + +/** + * Applies a revocation certificate to a key + * This adds the first signature packet in the armored text to the key, + * if it is a valid revocation signature. + * @param {String} revocationCertificate armored revocation certificate + * @returns {Promise} new revoked key + * @async + */ +Key.prototype.applyRevocationCertificate = async function (revocationCertificate) { + const input = await _armor2.default.decode(revocationCertificate); + const packetlist = new _packet2.default.List(); + await packetlist.read(input.data); + const revocationSignature = packetlist.findPacket(_enums2.default.packet.signature); + if (!revocationSignature || revocationSignature.signatureType !== _enums2.default.signature.key_revocation) { + throw new Error('Could not find revocation signature packet'); + } + if (!revocationSignature.issuerKeyId.equals(this.getKeyId())) { + throw new Error('Revocation signature does not match key'); + } + if (revocationSignature.isExpired()) { + throw new Error('Revocation signature is expired'); + } + try { + await revocationSignature.verify(this.keyPacket, _enums2.default.signature.key_revocation, { key: this.keyPacket }); + } catch (e) { + throw _util2.default.wrapError('Could not verify revocation signature', e); + } + const key = new Key(this.toPacketlist()); + key.revocationSignatures.push(revocationSignature); + return key; +}; + +/** + * Signs primary user of key + * @param {Array} privateKey decrypted private keys for signing + * @param {Date} date (optional) use the given date for verification instead of the current time + * @param {Object} userId (optional) user ID to get instead of the primary user, if it exists + * @returns {Promise} new public key with new certificate signature + * @async + */ +Key.prototype.signPrimaryUser = async function (privateKeys, date, userId) { + var _ref2 = await this.getPrimaryUser(date, userId); + + const index = _ref2.index, + user = _ref2.user; + + const userSign = await user.sign(this.keyPacket, privateKeys); + const key = new Key(this.toPacketlist()); + key.users[index] = userSign; + return key; +}; + +/** + * Signs all users of key + * @param {Array} privateKeys decrypted private keys for signing + * @returns {Promise} new public key with new certificate signature + * @async + */ +Key.prototype.signAllUsers = async function (privateKeys) { + const that = this; + const key = new Key(this.toPacketlist()); + key.users = await Promise.all(this.users.map(function (user) { + return user.sign(that.keyPacket, privateKeys); + })); + return key; +}; + +/** + * Verifies primary user of key + * - if no arguments are given, verifies the self certificates; + * - otherwise, verifies all certificates signed with given keys. + * @param {Array} keys array of keys to verify certificate signatures + * @param {Date} date (optional) use the given date for verification instead of the current time + * @param {Object} userId (optional) user ID to get instead of the primary user, if it exists + * @returns {Promise>} List of signer's keyid and validity of signature + * @async + */ +Key.prototype.verifyPrimaryUser = async function (keys, date, userId) { + const primaryKey = this.keyPacket; + + var _ref3 = await this.getPrimaryUser(date, userId); + + const user = _ref3.user; + + const results = keys ? await user.verifyAllCertifications(primaryKey, keys) : [{ keyid: primaryKey.keyid, valid: await user.verify(primaryKey).catch(() => false) }]; + return results; +}; + +/** + * Verifies all users of key + * - if no arguments are given, verifies the self certificates; + * - otherwise, verifies all certificates signed with given keys. + * @param {Array} keys array of keys to verify certificate signatures + * @returns {Promise>} list of userid, signer's keyid and validity of signature + * @async + */ +Key.prototype.verifyAllUsers = async function (keys) { + const results = []; + const primaryKey = this.keyPacket; + await Promise.all(this.users.map(async function (user) { + const signatures = keys ? await user.verifyAllCertifications(primaryKey, keys) : [{ keyid: primaryKey.keyid, valid: await user.verify(primaryKey).catch(() => false) }]; + signatures.forEach(signature => { + results.push({ + userid: user.userId.userid, + keyid: signature.keyid, + valid: signature.valid + }); + }); + })); + return results; +}; + +/** + * Generates a new OpenPGP subkey, and returns a clone of the Key object with the new subkey added. + * Supports RSA and ECC keys. Defaults to the algorithm and bit size/curve of the primary key. + * @param {Integer} options.rsaBits number of bits for the key creation. + * @param {Number} [options.keyExpirationTime=0] + * The number of seconds after the key creation time that the key expires + * @param {String} curve (optional) Elliptic curve for ECC keys + * @param {Date} date (optional) Override the creation date of the key and the key signatures + * @param {Boolean} sign (optional) Indicates whether the subkey should sign rather than encrypt. Defaults to false + * @returns {Promise} + * @async + */ +Key.prototype.addSubkey = async function (options = {}) { + if (!this.isPrivate()) { + throw new Error("Cannot add a subkey to a public key"); + } + if (options.passphrase) { + throw new Error("Subkey could not be encrypted here, please encrypt whole key"); + } + if (_util2.default.getWebCryptoAll() && options.rsaBits < 2048) { + throw new Error('When using webCrypto rsaBits should be 2048 or 4096, found: ' + options.rsaBits); + } + const secretKeyPacket = this.primaryKey; + if (!secretKeyPacket.isDecrypted()) { + throw new Error("Key is not decrypted"); + } + const defaultOptions = secretKeyPacket.getAlgorithmInfo(); + options = helper.sanitizeKeyOptions(options, defaultOptions); + const keyPacket = await helper.generateSecretSubkey(options); + const bindingSignature = await helper.createBindingSignature(keyPacket, secretKeyPacket, options); + const packetList = this.toPacketlist(); + packetList.push(keyPacket); + packetList.push(bindingSignature); + return new Key(packetList); +}; + +['getKeyId', 'getFingerprint', 'getAlgorithmInfo', 'getCreationTime', 'isDecrypted', 'hasSameFingerprintAs'].forEach(name => { + Key.prototype[name] = _subkey2.default.prototype[name]; +}); + +},{"../encoding/armor":111,"../enums":113,"../packet":131,"../util":158,"./helper":117,"./subkey":120,"./user":121}],120:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.default = SubKey; + +var _enums = require('../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +var _helper = require('./helper'); + +var helper = _interopRequireWildcard(_helper); + +var _packet = require('../packet'); + +var _packet2 = _interopRequireDefault(_packet); + +function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } } + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * @class + * @classdesc Class that represents a subkey packet and the relevant signatures. + * @borrows module:packet.PublicSubkey#getKeyId as SubKey#getKeyId + * @borrows module:packet.PublicSubkey#getFingerprint as SubKey#getFingerprint + * @borrows module:packet.PublicSubkey#hasSameFingerprintAs as SubKey#hasSameFingerprintAs + * @borrows module:packet.PublicSubkey#getAlgorithmInfo as SubKey#getAlgorithmInfo + * @borrows module:packet.PublicSubkey#getCreationTime as SubKey#getCreationTime + * @borrows module:packet.PublicSubkey#isDecrypted as SubKey#isDecrypted + */ +function SubKey(subKeyPacket) { + if (!(this instanceof SubKey)) { + return new SubKey(subKeyPacket); + } + this.keyPacket = subKeyPacket; + this.bindingSignatures = []; + this.revocationSignatures = []; +} + +/** + * Transforms structured subkey data to packetlist + * @returns {module:packet.List} + */ +/** + * @requires enums + * @requires key/helper + * @requires packet + * @module key/SubKey + */ + +SubKey.prototype.toPacketlist = function () { + const packetlist = new _packet2.default.List(); + packetlist.push(this.keyPacket); + packetlist.concat(this.revocationSignatures); + packetlist.concat(this.bindingSignatures); + return packetlist; +}; + +/** + * Checks if a binding signature of a subkey is revoked + * @param {module:packet.SecretKey| + * module:packet.PublicKey} primaryKey The primary key packet + * @param {module:packet.Signature} signature The binding signature to verify + * @param {module:packet.PublicSubkey| + * module:packet.SecretSubkey| + * module:packet.PublicKey| + * module:packet.SecretKey} key, optional The key to verify the signature + * @param {Date} date Use the given date instead of the current time + * @returns {Promise} True if the binding signature is revoked + * @async + */ +SubKey.prototype.isRevoked = async function (primaryKey, signature, key, date = new Date()) { + return helper.isDataRevoked(primaryKey, _enums2.default.signature.subkey_revocation, { + key: primaryKey, + bind: this.keyPacket + }, this.revocationSignatures, signature, key, date); +}; + +/** + * Verify subkey. Checks for revocation signatures, expiration time + * and valid binding signature. Throws if the subkey is invalid. + * @param {module:packet.SecretKey| + * module:packet.PublicKey} primaryKey The primary key packet + * @param {Date} date Use the given date instead of the current time + * @returns {Promise} The status of the subkey + * @async + */ +SubKey.prototype.verify = async function (primaryKey, date = new Date()) { + const dataToVerify = { key: primaryKey, bind: this.keyPacket }; + // check subkey binding signatures + const bindingSignature = await helper.getLatestValidSignature(this.bindingSignatures, primaryKey, _enums2.default.signature.subkey_binding, dataToVerify, date); + // check binding signature is not revoked + if (bindingSignature.revoked || (await this.isRevoked(primaryKey, bindingSignature, null, date))) { + throw new Error('Subkey is revoked'); + } + // check for expiration time + if (helper.isDataExpired(this.keyPacket, bindingSignature, date)) { + throw new Error('Subkey is expired'); + } +}; + +/** + * Returns the expiration time of the subkey or Infinity if key does not expire + * Returns null if the subkey is invalid. + * @param {module:packet.SecretKey| + * module:packet.PublicKey} primaryKey The primary key packet + * @param {Date} date Use the given date instead of the current time + * @returns {Promise} + * @async + */ +SubKey.prototype.getExpirationTime = async function (primaryKey, date = new Date()) { + const dataToVerify = { key: primaryKey, bind: this.keyPacket }; + let bindingSignature; + try { + bindingSignature = await helper.getLatestValidSignature(this.bindingSignatures, primaryKey, _enums2.default.signature.subkey_binding, dataToVerify, date); + } catch (e) { + return null; + } + const keyExpiry = helper.getExpirationTime(this.keyPacket, bindingSignature); + const sigExpiry = bindingSignature.getExpirationTime(); + return keyExpiry < sigExpiry ? keyExpiry : sigExpiry; +}; + +/** + * Update subkey with new components from specified subkey + * @param {module:key~SubKey} subKey Source subkey to merge + * @param {module:packet.SecretKey| + module:packet.SecretSubkey} primaryKey primary key used for validation + * @returns {Promise} + * @async + */ +SubKey.prototype.update = async function (subKey, primaryKey) { + if (!this.hasSameFingerprintAs(subKey)) { + throw new Error('SubKey update method: fingerprints of subkeys not equal'); + } + // key packet + if (this.keyPacket.tag === _enums2.default.packet.publicSubkey && subKey.keyPacket.tag === _enums2.default.packet.secretSubkey) { + this.keyPacket = subKey.keyPacket; + } + // update missing binding signatures + const that = this; + const dataToVerify = { key: primaryKey, bind: that.keyPacket }; + await helper.mergeSignatures(subKey, this, 'bindingSignatures', async function (srcBindSig) { + for (let i = 0; i < that.bindingSignatures.length; i++) { + if (that.bindingSignatures[i].issuerKeyId.equals(srcBindSig.issuerKeyId)) { + if (srcBindSig.created > that.bindingSignatures[i].created) { + that.bindingSignatures[i] = srcBindSig; + } + return false; + } + } + try { + return srcBindSig.verified || (await srcBindSig.verify(primaryKey, _enums2.default.signature.subkey_binding, dataToVerify)); + } catch (e) { + return false; + } + }); + // revocation signatures + await helper.mergeSignatures(subKey, this, 'revocationSignatures', function (srcRevSig) { + return helper.isDataRevoked(primaryKey, _enums2.default.signature.subkey_revocation, dataToVerify, [srcRevSig]); + }); +}; + +/** + * Revokes the subkey + * @param {module:packet.SecretKey} primaryKey decrypted private primary key for revocation + * @param {Object} reasonForRevocation optional, object indicating the reason for revocation + * @param {module:enums.reasonForRevocation} reasonForRevocation.flag optional, flag indicating the reason for revocation + * @param {String} reasonForRevocation.string optional, string explaining the reason for revocation + * @param {Date} date optional, override the creationtime of the revocation signature + * @returns {Promise} new subkey with revocation signature + * @async + */ +SubKey.prototype.revoke = async function (primaryKey, { + flag: reasonForRevocationFlag = _enums2.default.reasonForRevocation.no_reason, + string: reasonForRevocationString = '' +} = {}, date = new Date()) { + const dataToSign = { key: primaryKey, bind: this.keyPacket }; + const subKey = new SubKey(this.keyPacket); + subKey.revocationSignatures.push((await helper.createSignaturePacket(dataToSign, null, primaryKey, { + signatureType: _enums2.default.signature.subkey_revocation, + reasonForRevocationFlag: _enums2.default.write(_enums2.default.reasonForRevocation, reasonForRevocationFlag), + reasonForRevocationString + }, date))); + await subKey.update(this, primaryKey); + return subKey; +}; + +['getKeyId', 'getFingerprint', 'getAlgorithmInfo', 'getCreationTime', 'isDecrypted'].forEach(name => { + SubKey.prototype[name] = function () { + return this.keyPacket[name](); + }; +}); + +SubKey.prototype.hasSameFingerprintAs = function (other) { + return this.keyPacket.hasSameFingerprintAs(other.keyPacket || other); +}; + +},{"../enums":113,"../packet":131,"./helper":117}],121:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.default = User; + +var _enums = require('../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +var _packet = require('../packet'); + +var _packet2 = _interopRequireDefault(_packet); + +var _helper = require('./helper'); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * @class + * @classdesc Class that represents an user ID or attribute packet and the relevant signatures. + */ +/** + * @requires enums + * @requires util + * @requires packet + * @requires key/helper + * @module key/User + */ + +function User(userPacket) { + if (!(this instanceof User)) { + return new User(userPacket); + } + this.userId = userPacket.tag === _enums2.default.packet.userid ? userPacket : null; + this.userAttribute = userPacket.tag === _enums2.default.packet.userAttribute ? userPacket : null; + this.selfCertifications = []; + this.otherCertifications = []; + this.revocationSignatures = []; +} + +/** + * Transforms structured user data to packetlist + * @returns {module:packet.List} + */ +User.prototype.toPacketlist = function () { + const packetlist = new _packet2.default.List(); + packetlist.push(this.userId || this.userAttribute); + packetlist.concat(this.revocationSignatures); + packetlist.concat(this.selfCertifications); + packetlist.concat(this.otherCertifications); + return packetlist; +}; + +/** + * Signs user + * @param {module:packet.SecretKey| + * module:packet.PublicKey} primaryKey The primary key packet + * @param {Array} privateKeys Decrypted private keys for signing + * @returns {Promise} New user with new certificate signatures + * @async + */ +User.prototype.sign = async function (primaryKey, privateKeys) { + const dataToSign = { + userId: this.userId, + userAttribute: this.userAttribute, + key: primaryKey + }; + const user = new User(dataToSign.userId || dataToSign.userAttribute); + user.otherCertifications = await Promise.all(privateKeys.map(async function (privateKey) { + if (privateKey.isPublic()) { + throw new Error('Need private key for signing'); + } + if (privateKey.hasSameFingerprintAs(primaryKey)) { + throw new Error('Not implemented for self signing'); + } + const signingKey = await privateKey.getSigningKey(); + return (0, _helper.createSignaturePacket)(dataToSign, privateKey, signingKey.keyPacket, { + // Most OpenPGP implementations use generic certification (0x10) + signatureType: _enums2.default.signature.cert_generic, + keyFlags: [_enums2.default.keyFlags.certify_keys | _enums2.default.keyFlags.sign_data] + }); + })); + await user.update(this, primaryKey); + return user; +}; + +/** + * Checks if a given certificate of the user is revoked + * @param {module:packet.SecretKey| + * module:packet.PublicKey} primaryKey The primary key packet + * @param {module:packet.Signature} certificate The certificate to verify + * @param {module:packet.PublicSubkey| + * module:packet.SecretSubkey| + * module:packet.PublicKey| + * module:packet.SecretKey} key, optional The key to verify the signature + * @param {Date} date Use the given date instead of the current time + * @returns {Promise} True if the certificate is revoked + * @async + */ +User.prototype.isRevoked = async function (primaryKey, certificate, key, date = new Date()) { + return (0, _helper.isDataRevoked)(primaryKey, _enums2.default.signature.cert_revocation, { + key: primaryKey, + userId: this.userId, + userAttribute: this.userAttribute + }, this.revocationSignatures, certificate, key, date); +}; + +/** + * Verifies the user certificate. Throws if the user certificate is invalid. + * @param {module:packet.SecretKey| + * module:packet.PublicKey} primaryKey The primary key packet + * @param {module:packet.Signature} certificate A certificate of this user + * @param {Array} keys Array of keys to verify certificate signatures + * @param {Date} date Use the given date instead of the current time + * @returns {Promise} status of the certificate + * @async + */ +User.prototype.verifyCertificate = async function (primaryKey, certificate, keys, date = new Date()) { + const that = this; + const keyid = certificate.issuerKeyId; + const dataToVerify = { + userId: this.userId, + userAttribute: this.userAttribute, + key: primaryKey + }; + const results = await Promise.all(keys.map(async function (key) { + if (!key.getKeyIds().some(id => id.equals(keyid))) { + return null; + } + const signingKey = await key.getSigningKey(keyid, date); + if (certificate.revoked || (await that.isRevoked(primaryKey, certificate, signingKey.keyPacket, date))) { + throw new Error('User certificate is revoked'); + } + try { + certificate.verified || (await certificate.verify(signingKey.keyPacket, _enums2.default.signature.cert_generic, dataToVerify)); + } catch (e) { + throw _util2.default.wrapError('User certificate is invalid', e); + } + if (certificate.isExpired(date)) { + throw new Error('User certificate is expired'); + } + return true; + })); + return results.find(result => result !== null) || null; +}; + +/** + * Verifies all user certificates + * @param {module:packet.SecretKey| + * module:packet.PublicKey} primaryKey The primary key packet + * @param {Array} keys Array of keys to verify certificate signatures + * @param {Date} date Use the given date instead of the current time + * @returns {Promise>} List of signer's keyid and validity of signature + * @async + */ +User.prototype.verifyAllCertifications = async function (primaryKey, keys, date = new Date()) { + const that = this; + const certifications = this.selfCertifications.concat(this.otherCertifications); + return Promise.all(certifications.map(async function (certification) { + return { + keyid: certification.issuerKeyId, + valid: await that.verifyCertificate(primaryKey, certification, keys, date).catch(() => false) + }; + })); +}; + +/** + * Verify User. Checks for existence of self signatures, revocation signatures + * and validity of self signature. Throws when there are no valid self signatures. + * @param {module:packet.SecretKey| + * module:packet.PublicKey} primaryKey The primary key packet + * @param {Date} date Use the given date instead of the current time + * @returns {Promise} Status of user + * @async + */ +User.prototype.verify = async function (primaryKey, date = new Date()) { + if (!this.selfCertifications.length) { + throw new Error('No self-certifications'); + } + const that = this; + const dataToVerify = { + userId: this.userId, + userAttribute: this.userAttribute, + key: primaryKey + }; + // TODO replace when Promise.some or Promise.any are implemented + let exception; + for (let i = this.selfCertifications.length - 1; i >= 0; i--) { + try { + const selfCertification = this.selfCertifications[i]; + if (selfCertification.revoked || (await that.isRevoked(primaryKey, selfCertification, undefined, date))) { + throw new Error('Self-certification is revoked'); + } + try { + selfCertification.verified || (await selfCertification.verify(primaryKey, _enums2.default.signature.cert_generic, dataToVerify)); + } catch (e) { + throw _util2.default.wrapError('Self-certification is invalid', e); + } + if (selfCertification.isExpired(date)) { + throw new Error('Self-certification is expired'); + } + return true; + } catch (e) { + exception = e; + } + } + throw exception; +}; + +/** + * Update user with new components from specified user + * @param {module:key.User} user Source user to merge + * @param {module:packet.SecretKey| + * module:packet.SecretSubkey} primaryKey primary key used for validation + * @returns {Promise} + * @async + */ +User.prototype.update = async function (user, primaryKey) { + const dataToVerify = { + userId: this.userId, + userAttribute: this.userAttribute, + key: primaryKey + }; + // self signatures + await (0, _helper.mergeSignatures)(user, this, 'selfCertifications', async function (srcSelfSig) { + try { + return srcSelfSig.verified || srcSelfSig.verify(primaryKey, _enums2.default.signature.cert_generic, dataToVerify); + } catch (e) { + return false; + } + }); + // other signatures + await (0, _helper.mergeSignatures)(user, this, 'otherCertifications'); + // revocation signatures + await (0, _helper.mergeSignatures)(user, this, 'revocationSignatures', function (srcRevSig) { + return (0, _helper.isDataRevoked)(primaryKey, _enums2.default.signature.cert_revocation, dataToVerify, [srcRevSig]); + }); +}; + +},{"../enums":113,"../packet":131,"../util":158,"./helper":117}],122:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _keyring = require('./keyring.js'); + +var _keyring2 = _interopRequireDefault(_keyring); + +var _localstore = require('./localstore.js'); + +var _localstore2 = _interopRequireDefault(_localstore); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * @fileoverview Functions dealing with storage of the keyring. + * @see module:keyring/keyring + * @see module:keyring/localstore + * @module keyring + */ +_keyring2.default.localstore = _localstore2.default; + +exports.default = _keyring2.default; + +},{"./keyring.js":123,"./localstore.js":124}],123:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _key = require('../key'); + +var _localstore = require('./localstore'); + +var _localstore2 = _interopRequireDefault(_localstore); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * Initialization routine for the keyring. + * @constructor + * @param {keyring/localstore} [storeHandler] class implementing loadPublic(), loadPrivate(), storePublic(), and storePrivate() methods + */ +// GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @fileoverview Provides the Keyring class + * @requires key + * @requires keyring/localstore + * @module keyring/keyring + */ + +function Keyring(storeHandler) { + this.storeHandler = storeHandler || new _localstore2.default(); +} + +/** + * Calls the storeHandler to load the keys + * @async + */ +Keyring.prototype.load = async function () { + this.publicKeys = new KeyArray((await this.storeHandler.loadPublic())); + this.privateKeys = new KeyArray((await this.storeHandler.loadPrivate())); +}; + +/** + * Calls the storeHandler to save the keys + * @async + */ +Keyring.prototype.store = async function () { + await Promise.all([this.storeHandler.storePublic(this.publicKeys.keys), this.storeHandler.storePrivate(this.privateKeys.keys)]); +}; + +/** + * Clear the keyring - erase all the keys + */ +Keyring.prototype.clear = function () { + this.publicKeys.keys = []; + this.privateKeys.keys = []; +}; + +/** + * Searches the keyring for keys having the specified key id + * @param {String} keyId provided as string of lowercase hex number + * withouth 0x prefix (can be 16-character key ID or fingerprint) + * @param {Boolean} deep if true search also in subkeys + * @returns {Array|null} keys found or null + */ +Keyring.prototype.getKeysForId = function (keyId, deep) { + let result = []; + result = result.concat(this.publicKeys.getForId(keyId, deep) || []); + result = result.concat(this.privateKeys.getForId(keyId, deep) || []); + return result.length ? result : null; +}; + +/** + * Removes keys having the specified key id from the keyring + * @param {String} keyId provided as string of lowercase hex number + * withouth 0x prefix (can be 16-character key ID or fingerprint) + * @returns {Array|null} keys found or null + */ +Keyring.prototype.removeKeysForId = function (keyId) { + let result = []; + result = result.concat(this.publicKeys.removeForId(keyId) || []); + result = result.concat(this.privateKeys.removeForId(keyId) || []); + return result.length ? result : null; +}; + +/** + * Get all public and private keys + * @returns {Array} all keys + */ +Keyring.prototype.getAllKeys = function () { + return this.publicKeys.keys.concat(this.privateKeys.keys); +}; + +/** + * Array of keys + * @param {Array} keys The keys to store in this array + */ +function KeyArray(keys) { + this.keys = keys; +} + +/** + * Searches all keys in the KeyArray matching the address or address part of the user ids + * @param {String} email email address to search for + * @returns {Array} The public keys associated with provided email address. + */ +KeyArray.prototype.getForAddress = function (email) { + const results = []; + for (let i = 0; i < this.keys.length; i++) { + if (emailCheck(email, this.keys[i])) { + results.push(this.keys[i]); + } + } + return results; +}; + +/** + * Checks a key to see if it matches the specified email address + * @private + * @param {String} email email address to search for + * @param {module:key.Key} key The key to be checked. + * @returns {Boolean} True if the email address is defined in the specified key + */ +function emailCheck(email, key) { + email = email.toLowerCase(); + // escape email before using in regular expression + const emailEsc = email.replace(/[.*+?^${}()|[\]\\]/g, "\\$&"); + const emailRegex = new RegExp('<' + emailEsc + '>'); + const userIds = key.getUserIds(); + for (let i = 0; i < userIds.length; i++) { + const userId = userIds[i].toLowerCase(); + if (email === userId || emailRegex.test(userId)) { + return true; + } + } + return false; +} + +/** + * Checks a key to see if it matches the specified keyid + * @private + * @param {String} keyId provided as string of lowercase hex number + * withouth 0x prefix (can be 16-character key ID or fingerprint) + * @param {module:key.Key|module:key.SubKey} key The key to be checked + * @returns {Boolean} True if key has the specified keyid + */ +function keyIdCheck(keyId, key) { + if (keyId.length === 16) { + return keyId === key.getKeyId().toHex(); + } + return keyId === key.getFingerprint(); +} + +/** + * Searches the KeyArray for a key having the specified key id + * @param {String} keyId provided as string of lowercase hex number + * withouth 0x prefix (can be 16-character key ID or fingerprint) + * @param {Boolean} deep if true search also in subkeys + * @returns {module:key.Key|null} key found or null + */ +KeyArray.prototype.getForId = function (keyId, deep) { + for (let i = 0; i < this.keys.length; i++) { + if (keyIdCheck(keyId, this.keys[i])) { + return this.keys[i]; + } + if (deep && this.keys[i].subKeys.length) { + for (let j = 0; j < this.keys[i].subKeys.length; j++) { + if (keyIdCheck(keyId, this.keys[i].subKeys[j])) { + return this.keys[i]; + } + } + } + } + return null; +}; + +/** + * Imports a key from an ascii armored message + * @param {String} armored message to read the keys/key from + * @returns {Promise|null>} array of error objects or null + * @async + */ +KeyArray.prototype.importKey = async function (armored) { + const imported = await (0, _key.readArmored)(armored); + for (let i = 0; i < imported.keys.length; i++) { + const key = imported.keys[i]; + // check if key already in key array + const keyidHex = key.getKeyId().toHex(); + const keyFound = this.getForId(keyidHex); + if (keyFound) { + await keyFound.update(key); + } else { + this.push(key); + } + } + return imported.err ? imported.err : null; +}; + +/** + * Add key to KeyArray + * @param {module:key.Key} key The key that will be added to the keyring + * @returns {Number} The new length of the KeyArray + */ +KeyArray.prototype.push = function (key) { + return this.keys.push(key); +}; + +/** + * Removes a key with the specified keyid from the keyring + * @param {String} keyId provided as string of lowercase hex number + * withouth 0x prefix (can be 16-character key ID or fingerprint) + * @returns {module:key.Key|null} The key object which has been removed or null + */ +KeyArray.prototype.removeForId = function (keyId) { + for (let i = 0; i < this.keys.length; i++) { + if (keyIdCheck(keyId, this.keys[i])) { + return this.keys.splice(i, 1)[0]; + } + } + return null; +}; + +exports.default = Keyring; + +},{"../key":118,"./localstore":124}],124:[function(require,module,exports){ +(function (global){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _webStreamTools = require('web-stream-tools'); + +var _webStreamTools2 = _interopRequireDefault(_webStreamTools); + +var _config = require('../config'); + +var _config2 = _interopRequireDefault(_config); + +var _key = require('../key'); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * The class that deals with storage of the keyring. + * Currently the only option is to use HTML5 local storage. + * @constructor + * @param {String} prefix prefix for itemnames in localstore + */ +// GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @fileoverview Provides the LocalStore class + * @requires web-stream-tools + * @requires config + * @requires key + * @requires util + * @module keyring/localstore + */ + +function LocalStore(prefix) { + prefix = prefix || 'openpgp-'; + this.publicKeysItem = prefix + this.publicKeysItem; + this.privateKeysItem = prefix + this.privateKeysItem; + if (typeof global !== 'undefined' && global.localStorage) { + this.storage = global.localStorage; + } else { + this.storage = new (require('node-localstorage').LocalStorage)(_config2.default.node_store); + } +} + +/* + * Declare the localstore itemnames + */ +LocalStore.prototype.publicKeysItem = 'public-keys'; +LocalStore.prototype.privateKeysItem = 'private-keys'; + +/** + * Load the public keys from HTML5 local storage. + * @returns {Array} array of keys retrieved from localstore + * @async + */ +LocalStore.prototype.loadPublic = async function () { + return loadKeys(this.storage, this.publicKeysItem); +}; + +/** + * Load the private keys from HTML5 local storage. + * @returns {Array} array of keys retrieved from localstore + * @async + */ +LocalStore.prototype.loadPrivate = async function () { + return loadKeys(this.storage, this.privateKeysItem); +}; + +async function loadKeys(storage, itemname) { + const armoredKeys = JSON.parse(storage.getItem(itemname)); + const keys = []; + if (armoredKeys !== null && armoredKeys.length !== 0) { + let key; + for (let i = 0; i < armoredKeys.length; i++) { + key = await (0, _key.readArmored)(armoredKeys[i]); + if (!key.err) { + keys.push(key.keys[0]); + } else { + _util2.default.print_debug("Error reading armored key from keyring index: " + i); + } + } + } + return keys; +} + +/** + * Saves the current state of the public keys to HTML5 local storage. + * The key array gets stringified using JSON + * @param {Array} keys array of keys to save in localstore + * @async + */ +LocalStore.prototype.storePublic = async function (keys) { + await storeKeys(this.storage, this.publicKeysItem, keys); +}; + +/** + * Saves the current state of the private keys to HTML5 local storage. + * The key array gets stringified using JSON + * @param {Array} keys array of keys to save in localstore + * @async + */ +LocalStore.prototype.storePrivate = async function (keys) { + await storeKeys(this.storage, this.privateKeysItem, keys); +}; + +async function storeKeys(storage, itemname, keys) { + if (keys.length) { + const armoredKeys = await Promise.all(keys.map(key => _webStreamTools2.default.readToEnd(key.armor()))); + storage.setItem(itemname, JSON.stringify(armoredKeys)); + } else { + storage.removeItem(itemname); + } +} + +exports.default = LocalStore; + +}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {}) +},{"../config":79,"../key":118,"../util":158,"node-localstorage":"node-localstorage","web-stream-tools":75}],125:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +/** + * Load script from path + * @param {String} path + */ +const loadScript = exports.loadScript = path => { + if (typeof importScripts !== 'undefined') { + return importScripts(path); + } + return new Promise((resolve, reject) => { + const script = document.createElement('script'); + script.src = path; + script.onload = () => resolve(); + script.onerror = e => reject(new Error(e.message)); + document.head.appendChild(script); + }); +}; + +/** + * Download script from path + * @param {String} path fetch path + * @param {Object} options fetch options + */ +const dl = exports.dl = async function dl(path, options) { + const response = await fetch(path, options); + return response.arrayBuffer(); +}; + +},{}],126:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.Message = Message; +exports.encryptSessionKey = encryptSessionKey; +exports.createSignaturePackets = createSignaturePackets; +exports.createVerificationObjects = createVerificationObjects; +exports.readArmored = readArmored; +exports.read = read; +exports.fromText = fromText; +exports.fromBinary = fromBinary; + +var _webStreamTools = require('web-stream-tools'); + +var _webStreamTools2 = _interopRequireDefault(_webStreamTools); + +var _armor = require('./encoding/armor'); + +var _armor2 = _interopRequireDefault(_armor); + +var _keyid = require('./type/keyid'); + +var _keyid2 = _interopRequireDefault(_keyid); + +var _config = require('./config'); + +var _config2 = _interopRequireDefault(_config); + +var _crypto = require('./crypto'); + +var _crypto2 = _interopRequireDefault(_crypto); + +var _enums = require('./enums'); + +var _enums2 = _interopRequireDefault(_enums); + +var _util = require('./util'); + +var _util2 = _interopRequireDefault(_util); + +var _packet = require('./packet'); + +var _packet2 = _interopRequireDefault(_packet); + +var _signature = require('./signature'); + +var _key = require('./key'); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * @class + * @classdesc Class that represents an OpenPGP message. + * Can be an encrypted message, signed message, compressed message or literal message + * @param {module:packet.List} packetlist The packets that form this message + * See {@link https://tools.ietf.org/html/rfc4880#section-11.3} + */ + +// GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @requires web-stream-tools + * @requires encoding/armor + * @requires type/keyid + * @requires config + * @requires crypto + * @requires enums + * @requires util + * @requires packet + * @requires signature + * @requires key + * @module message + */ + +function Message(packetlist) { + if (!(this instanceof Message)) { + return new Message(packetlist); + } + this.packets = packetlist || new _packet2.default.List(); +} + +/** + * Returns the key IDs of the keys to which the session key is encrypted + * @returns {Array} array of keyid objects + */ +Message.prototype.getEncryptionKeyIds = function () { + const keyIds = []; + const pkESKeyPacketlist = this.packets.filterByTag(_enums2.default.packet.publicKeyEncryptedSessionKey); + pkESKeyPacketlist.forEach(function (packet) { + keyIds.push(packet.publicKeyId); + }); + return keyIds; +}; + +/** + * Returns the key IDs of the keys that signed the message + * @returns {Array} array of keyid objects + */ +Message.prototype.getSigningKeyIds = function () { + const keyIds = []; + const msg = this.unwrapCompressed(); + // search for one pass signatures + const onePassSigList = msg.packets.filterByTag(_enums2.default.packet.onePassSignature); + onePassSigList.forEach(function (packet) { + keyIds.push(packet.issuerKeyId); + }); + // if nothing found look for signature packets + if (!keyIds.length) { + const signatureList = msg.packets.filterByTag(_enums2.default.packet.signature); + signatureList.forEach(function (packet) { + keyIds.push(packet.issuerKeyId); + }); + } + return keyIds; +}; + +/** + * Decrypt the message. Either a private key, a session key, or a password must be specified. + * @param {Array} privateKeys (optional) private keys with decrypted secret data + * @param {Array} passwords (optional) passwords used to decrypt + * @param {Array} sessionKeys (optional) session keys in the form: { data:Uint8Array, algorithm:String, [aeadAlgorithm:String] } + * @param {Boolean} streaming (optional) whether to process data as a stream + * @returns {Promise} new message with decrypted content + * @async + */ +Message.prototype.decrypt = async function (privateKeys, passwords, sessionKeys, streaming) { + const keyObjs = sessionKeys || (await this.decryptSessionKeys(privateKeys, passwords)); + + const symEncryptedPacketlist = this.packets.filterByTag(_enums2.default.packet.symmetricallyEncrypted, _enums2.default.packet.symEncryptedIntegrityProtected, _enums2.default.packet.symEncryptedAEADProtected); + + if (symEncryptedPacketlist.length === 0) { + return this; + } + + const symEncryptedPacket = symEncryptedPacketlist[0]; + let exception = null; + const decryptedPromise = Promise.all(keyObjs.map(async keyObj => { + if (!keyObj || !_util2.default.isUint8Array(keyObj.data) || !_util2.default.isString(keyObj.algorithm)) { + throw new Error('Invalid session key for decryption.'); + } + + try { + await symEncryptedPacket.decrypt(keyObj.algorithm, keyObj.data, streaming); + } catch (e) { + _util2.default.print_debug_error(e); + exception = e; + } + })); + // We don't await stream.cancel here because it only returns when the other copy is canceled too. + _webStreamTools2.default.cancel(symEncryptedPacket.encrypted); // Don't keep copy of encrypted data in memory. + symEncryptedPacket.encrypted = null; + await decryptedPromise; + + if (!symEncryptedPacket.packets || !symEncryptedPacket.packets.length) { + throw exception || new Error('Decryption failed.'); + } + + const resultMsg = new Message(symEncryptedPacket.packets); + symEncryptedPacket.packets = new _packet2.default.List(); // remove packets after decryption + + return resultMsg; +}; + +/** + * Decrypt encrypted session keys either with private keys or passwords. + * @param {Array} privateKeys (optional) private keys with decrypted secret data + * @param {Array} passwords (optional) passwords used to decrypt + * @returns {Promise>} array of object with potential sessionKey, algorithm pairs + * @async + */ +Message.prototype.decryptSessionKeys = async function (privateKeys, passwords) { + let keyPackets = []; + + let exception; + if (passwords) { + const symESKeyPacketlist = this.packets.filterByTag(_enums2.default.packet.symEncryptedSessionKey); + if (!symESKeyPacketlist) { + throw new Error('No symmetrically encrypted session key packet found.'); + } + await Promise.all(passwords.map(async function (password, i) { + let packets; + if (i) { + packets = new _packet2.default.List(); + await packets.read(symESKeyPacketlist.write()); + } else { + packets = symESKeyPacketlist; + } + await Promise.all(packets.map(async function (keyPacket) { + try { + await keyPacket.decrypt(password); + keyPackets.push(keyPacket); + } catch (err) { + _util2.default.print_debug_error(err); + } + })); + })); + } else if (privateKeys) { + const pkESKeyPacketlist = this.packets.filterByTag(_enums2.default.packet.publicKeyEncryptedSessionKey); + if (!pkESKeyPacketlist) { + throw new Error('No public key encrypted session key packet found.'); + } + await Promise.all(pkESKeyPacketlist.map(async function (keyPacket) { + await Promise.all(privateKeys.map(async function (privateKey) { + let algos = [_enums2.default.symmetric.aes256, // Old OpenPGP.js default fallback + _enums2.default.symmetric.aes128, // RFC4880bis fallback + _enums2.default.symmetric.tripledes, // RFC4880 fallback + _enums2.default.symmetric.cast5 // Golang OpenPGP fallback + ]; + try { + const primaryUser = await privateKey.getPrimaryUser(); // TODO: Pass userId from somewhere. + if (primaryUser.selfCertification.preferredSymmetricAlgorithms) { + algos = algos.concat(primaryUser.selfCertification.preferredSymmetricAlgorithms); + } + } catch (e) {} + + const privateKeyPackets = privateKey.getKeys(keyPacket.publicKeyId).map(key => key.keyPacket); + await Promise.all(privateKeyPackets.map(async function (privateKeyPacket) { + if (!privateKeyPacket) { + return; + } + if (!privateKeyPacket.isDecrypted()) { + throw new Error('Private key is not decrypted.'); + } + try { + await keyPacket.decrypt(privateKeyPacket); + if (!algos.includes(_enums2.default.write(_enums2.default.symmetric, keyPacket.sessionKeyAlgorithm))) { + throw new Error('A non-preferred symmetric algorithm was used.'); + } + keyPackets.push(keyPacket); + } catch (err) { + _util2.default.print_debug_error(err); + exception = err; + } + })); + })); + _webStreamTools2.default.cancel(keyPacket.encrypted); // Don't keep copy of encrypted data in memory. + keyPacket.encrypted = null; + })); + } else { + throw new Error('No key or password specified.'); + } + + if (keyPackets.length) { + // Return only unique session keys + if (keyPackets.length > 1) { + const seen = {}; + keyPackets = keyPackets.filter(function (item) { + const k = item.sessionKeyAlgorithm + _util2.default.Uint8Array_to_str(item.sessionKey); + if (seen.hasOwnProperty(k)) { + return false; + } + seen[k] = true; + return true; + }); + } + + return keyPackets.map(packet => ({ data: packet.sessionKey, algorithm: packet.sessionKeyAlgorithm })); + } + throw exception || new Error('Session key decryption failed.'); +}; + +/** + * Get literal data that is the body of the message + * @returns {(Uint8Array|null)} literal body of the message as Uint8Array + */ +Message.prototype.getLiteralData = function () { + const msg = this.unwrapCompressed(); + const literal = msg.packets.findPacket(_enums2.default.packet.literal); + return literal && literal.getBytes() || null; +}; + +/** + * Get filename from literal data packet + * @returns {(String|null)} filename of literal data packet as string + */ +Message.prototype.getFilename = function () { + const msg = this.unwrapCompressed(); + const literal = msg.packets.findPacket(_enums2.default.packet.literal); + return literal && literal.getFilename() || null; +}; + +/** + * Get literal data as text + * @returns {(String|null)} literal body of the message interpreted as text + */ +Message.prototype.getText = function () { + const msg = this.unwrapCompressed(); + const literal = msg.packets.findPacket(_enums2.default.packet.literal); + if (literal) { + return literal.getText(); + } + return null; +}; + +/** + * Encrypt the message either with public keys, passwords, or both at once. + * @param {Array} keys (optional) public key(s) for message encryption + * @param {Array} passwords (optional) password(s) for message encryption + * @param {Object} sessionKey (optional) session key in the form: { data:Uint8Array, algorithm:String, [aeadAlgorithm:String] } + * @param {Boolean} wildcard (optional) use a key ID of 0 instead of the public key IDs + * @param {Date} date (optional) override the creation date of the literal package + * @param {Array} userIds (optional) user IDs to encrypt for, e.g. [{ name:'Robert Receiver', email:'robert@openpgp.org' }] + * @param {Boolean} streaming (optional) whether to process data as a stream + * @returns {Promise} new message with encrypted content + * @async + */ +Message.prototype.encrypt = async function (keys, passwords, sessionKey, wildcard = false, date = new Date(), userIds = [], streaming) { + let symAlgo; + let aeadAlgo; + let symEncryptedPacket; + + if (sessionKey) { + if (!_util2.default.isUint8Array(sessionKey.data) || !_util2.default.isString(sessionKey.algorithm)) { + throw new Error('Invalid session key for encryption.'); + } + symAlgo = sessionKey.algorithm; + aeadAlgo = sessionKey.aeadAlgorithm; + sessionKey = sessionKey.data; + } else if (keys && keys.length) { + symAlgo = _enums2.default.read(_enums2.default.symmetric, (await (0, _key.getPreferredAlgo)('symmetric', keys, date, userIds))); + if (_config2.default.aead_protect && (await (0, _key.isAeadSupported)(keys, date, userIds))) { + aeadAlgo = _enums2.default.read(_enums2.default.aead, (await (0, _key.getPreferredAlgo)('aead', keys, date, userIds))); + } + } else if (passwords && passwords.length) { + symAlgo = _enums2.default.read(_enums2.default.symmetric, _config2.default.encryption_cipher); + aeadAlgo = _enums2.default.read(_enums2.default.aead, _config2.default.aead_mode); + } else { + throw new Error('No keys, passwords, or session key provided.'); + } + + if (!sessionKey) { + sessionKey = await _crypto2.default.generateSessionKey(symAlgo); + } + + const msg = await encryptSessionKey(sessionKey, symAlgo, aeadAlgo, keys, passwords, wildcard, date, userIds); + + if (_config2.default.aead_protect && aeadAlgo) { + symEncryptedPacket = new _packet2.default.SymEncryptedAEADProtected(); + symEncryptedPacket.aeadAlgorithm = aeadAlgo; + } else if (_config2.default.integrity_protect) { + symEncryptedPacket = new _packet2.default.SymEncryptedIntegrityProtected(); + } else { + symEncryptedPacket = new _packet2.default.SymmetricallyEncrypted(); + } + symEncryptedPacket.packets = this.packets; + + await symEncryptedPacket.encrypt(symAlgo, sessionKey, streaming); + + msg.packets.push(symEncryptedPacket); + symEncryptedPacket.packets = new _packet2.default.List(); // remove packets after encryption + return { + message: msg, + sessionKey: { + data: sessionKey, + algorithm: symAlgo, + aeadAlgorithm: aeadAlgo + } + }; +}; + +/** + * Encrypt a session key either with public keys, passwords, or both at once. + * @param {Uint8Array} sessionKey session key for encryption + * @param {String} symAlgo session key algorithm + * @param {String} aeadAlgo (optional) aead algorithm, e.g. 'eax' or 'ocb' + * @param {Array} publicKeys (optional) public key(s) for message encryption + * @param {Array} passwords (optional) for message encryption + * @param {Boolean} wildcard (optional) use a key ID of 0 instead of the public key IDs + * @param {Date} date (optional) override the date + * @param {Array} userIds (optional) user IDs to encrypt for, e.g. [{ name:'Robert Receiver', email:'robert@openpgp.org' }] + * @returns {Promise} new message with encrypted content + * @async + */ +async function encryptSessionKey(sessionKey, symAlgo, aeadAlgo, publicKeys, passwords, wildcard = false, date = new Date(), userIds = []) { + const packetlist = new _packet2.default.List(); + + if (publicKeys) { + const results = await Promise.all(publicKeys.map(async function (publicKey) { + const encryptionKey = await publicKey.getEncryptionKey(undefined, date, userIds); + const pkESKeyPacket = new _packet2.default.PublicKeyEncryptedSessionKey(); + pkESKeyPacket.publicKeyId = wildcard ? _keyid2.default.wildcard() : encryptionKey.getKeyId(); + pkESKeyPacket.publicKeyAlgorithm = encryptionKey.keyPacket.algorithm; + pkESKeyPacket.sessionKey = sessionKey; + pkESKeyPacket.sessionKeyAlgorithm = symAlgo; + await pkESKeyPacket.encrypt(encryptionKey.keyPacket); + delete pkESKeyPacket.sessionKey; // delete plaintext session key after encryption + return pkESKeyPacket; + })); + packetlist.concat(results); + } + if (passwords) { + const testDecrypt = async function testDecrypt(keyPacket, password) { + try { + await keyPacket.decrypt(password); + return 1; + } catch (e) { + return 0; + } + }; + + const sum = (accumulator, currentValue) => accumulator + currentValue; + + const encryptPassword = async function encryptPassword(sessionKey, symAlgo, aeadAlgo, password) { + const symEncryptedSessionKeyPacket = new _packet2.default.SymEncryptedSessionKey(); + symEncryptedSessionKeyPacket.sessionKey = sessionKey; + symEncryptedSessionKeyPacket.sessionKeyAlgorithm = symAlgo; + if (aeadAlgo) { + symEncryptedSessionKeyPacket.aeadAlgorithm = aeadAlgo; + } + await symEncryptedSessionKeyPacket.encrypt(password); + + if (_config2.default.password_collision_check) { + const results = await Promise.all(passwords.map(pwd => testDecrypt(symEncryptedSessionKeyPacket, pwd))); + if (results.reduce(sum) !== 1) { + return encryptPassword(sessionKey, symAlgo, password); + } + } + + delete symEncryptedSessionKeyPacket.sessionKey; // delete plaintext session key after encryption + return symEncryptedSessionKeyPacket; + }; + + const results = await Promise.all(passwords.map(pwd => encryptPassword(sessionKey, symAlgo, aeadAlgo, pwd))); + packetlist.concat(results); + } + + return new Message(packetlist); +} + +/** + * Sign the message (the literal data packet of the message) + * @param {Array} privateKeys private keys with decrypted secret key data for signing + * @param {Signature} signature (optional) any existing detached signature to add to the message + * @param {Date} date (optional) override the creation time of the signature + * @param {Array} userIds (optional) user IDs to sign with, e.g. [{ name:'Steve Sender', email:'steve@openpgp.org' }] + * @param {Boolean} streaming (optional) whether to process data as a stream + * @returns {Promise} new message with signed content + * @async + */ +Message.prototype.sign = async function (privateKeys = [], signature = null, date = new Date(), userIds = [], streaming = false) { + const packetlist = new _packet2.default.List(); + + const literalDataPacket = this.packets.findPacket(_enums2.default.packet.literal); + if (!literalDataPacket) { + throw new Error('No literal data packet to sign.'); + } + + let i; + let existingSigPacketlist; + // If data packet was created from Uint8Array, use binary, otherwise use text + const signatureType = literalDataPacket.text === null ? _enums2.default.signature.binary : _enums2.default.signature.text; + + if (signature) { + existingSigPacketlist = signature.packets.filterByTag(_enums2.default.packet.signature); + for (i = existingSigPacketlist.length - 1; i >= 0; i--) { + const signaturePacket = existingSigPacketlist[i]; + const onePassSig = new _packet2.default.OnePassSignature(); + onePassSig.signatureType = signaturePacket.signatureType; + onePassSig.hashAlgorithm = signaturePacket.hashAlgorithm; + onePassSig.publicKeyAlgorithm = signaturePacket.publicKeyAlgorithm; + onePassSig.issuerKeyId = signaturePacket.issuerKeyId; + if (!privateKeys.length && i === 0) { + onePassSig.flags = 1; + } + packetlist.push(onePassSig); + } + } + + await Promise.all(Array.from(privateKeys).reverse().map(async function (privateKey, i) { + if (privateKey.isPublic()) { + throw new Error('Need private key for signing'); + } + const signingKey = await privateKey.getSigningKey(undefined, date, userIds); + const onePassSig = new _packet2.default.OnePassSignature(); + onePassSig.signatureType = signatureType; + onePassSig.hashAlgorithm = await (0, _key.getPreferredHashAlgo)(privateKey, signingKey.keyPacket, date, userIds); + onePassSig.publicKeyAlgorithm = signingKey.keyPacket.algorithm; + onePassSig.issuerKeyId = signingKey.getKeyId(); + if (i === privateKeys.length - 1) { + onePassSig.flags = 1; + } + return onePassSig; + })).then(onePassSignatureList => { + onePassSignatureList.forEach(onePassSig => packetlist.push(onePassSig)); + }); + + packetlist.push(literalDataPacket); + packetlist.concat((await createSignaturePackets(literalDataPacket, privateKeys, signature, date, userIds, false, streaming))); + + return new Message(packetlist); +}; + +/** + * Compresses the message (the literal and -if signed- signature data packets of the message) + * @param {module:enums.compression} compression compression algorithm to be used + * @returns {module:message.Message} new message with compressed content + */ +Message.prototype.compress = function (compression) { + if (compression === _enums2.default.compression.uncompressed) { + return this; + } + + const compressed = new _packet2.default.Compressed(); + compressed.packets = this.packets; + compressed.algorithm = _enums2.default.read(_enums2.default.compression, compression); + + const packetList = new _packet2.default.List(); + packetList.push(compressed); + + return new Message(packetList); +}; + +/** + * Create a detached signature for the message (the literal data packet of the message) + * @param {Array} privateKeys private keys with decrypted secret key data for signing + * @param {Signature} signature (optional) any existing detached signature + * @param {Date} date (optional) override the creation time of the signature + * @param {Array} userIds (optional) user IDs to sign with, e.g. [{ name:'Steve Sender', email:'steve@openpgp.org' }] + * @param {Boolean} streaming (optional) whether to process data as a stream + * @returns {Promise} new detached signature of message content + * @async + */ +Message.prototype.signDetached = async function (privateKeys = [], signature = null, date = new Date(), userIds = [], streaming = false) { + const literalDataPacket = this.packets.findPacket(_enums2.default.packet.literal); + if (!literalDataPacket) { + throw new Error('No literal data packet to sign.'); + } + return new _signature.Signature((await createSignaturePackets(literalDataPacket, privateKeys, signature, date, userIds, true, streaming))); +}; + +/** + * Create signature packets for the message + * @param {module:packet.Literal} literalDataPacket the literal data packet to sign + * @param {Array} privateKeys private keys with decrypted secret key data for signing + * @param {Signature} signature (optional) any existing detached signature to append + * @param {Date} date (optional) override the creationtime of the signature + * @param {Array} userIds (optional) user IDs to sign with, e.g. [{ name:'Steve Sender', email:'steve@openpgp.org' }] + * @param {Boolean} detached (optional) whether to create detached signature packets + * @param {Boolean} streaming (optional) whether to process data as a stream + * @returns {Promise} list of signature packets + * @async + */ +async function createSignaturePackets(literalDataPacket, privateKeys, signature = null, date = new Date(), userIds = [], detached = false, streaming = false) { + const packetlist = new _packet2.default.List(); + + // If data packet was created from Uint8Array, use binary, otherwise use text + const signatureType = literalDataPacket.text === null ? _enums2.default.signature.binary : _enums2.default.signature.text; + + await Promise.all(privateKeys.map(async (privateKey, i) => { + const userId = userIds[i]; + if (privateKey.isPublic()) { + throw new Error('Need private key for signing'); + } + const signingKey = await privateKey.getSigningKey(undefined, date, userId); + return (0, _key.createSignaturePacket)(literalDataPacket, privateKey, signingKey.keyPacket, { signatureType }, date, userId, detached, streaming); + })).then(signatureList => { + signatureList.forEach(signaturePacket => packetlist.push(signaturePacket)); + }); + + if (signature) { + const existingSigPacketlist = signature.packets.filterByTag(_enums2.default.packet.signature); + packetlist.concat(existingSigPacketlist); + } + return packetlist; +} + +/** + * Verify message signatures + * @param {Array} keys array of keys to verify signatures + * @param {Date} date (optional) Verify the signature against the given date, i.e. check signature creation time < date < expiration time + * @param {Boolean} streaming (optional) whether to process data as a stream + * @returns {Promise>} list of signer's keyid and validity of signature + * @async + */ +Message.prototype.verify = async function (keys, date = new Date(), streaming) { + const msg = this.unwrapCompressed(); + const literalDataList = msg.packets.filterByTag(_enums2.default.packet.literal); + if (literalDataList.length !== 1) { + throw new Error('Can only verify message with one literal data packet.'); + } + if (!streaming) { + msg.packets.concat((await _webStreamTools2.default.readToEnd(msg.packets.stream, _ => _))); + } + const onePassSigList = msg.packets.filterByTag(_enums2.default.packet.onePassSignature).reverse(); + const signatureList = msg.packets.filterByTag(_enums2.default.packet.signature); + if (streaming && onePassSigList.length && !signatureList.length && msg.packets.stream) { + await Promise.all(onePassSigList.map(async onePassSig => { + onePassSig.correspondingSig = new Promise((resolve, reject) => { + onePassSig.correspondingSigResolve = resolve; + onePassSig.correspondingSigReject = reject; + }); + onePassSig.signatureData = _webStreamTools2.default.fromAsync(async () => (await onePassSig.correspondingSig).signatureData); + onePassSig.hashed = _webStreamTools2.default.readToEnd((await onePassSig.hash(onePassSig.signatureType, literalDataList[0], undefined, false, streaming))); + onePassSig.hashed.catch(() => {}); + })); + msg.packets.stream = _webStreamTools2.default.transformPair(msg.packets.stream, async (readable, writable) => { + const reader = _webStreamTools2.default.getReader(readable); + const writer = _webStreamTools2.default.getWriter(writable); + try { + for (let i = 0; i < onePassSigList.length; i++) { + var _ref = await reader.read(); + + const signature = _ref.value; + + onePassSigList[i].correspondingSigResolve(signature); + } + await reader.readToEnd(); + await writer.ready; + await writer.close(); + } catch (e) { + onePassSigList.forEach(onePassSig => { + onePassSig.correspondingSigReject(e); + }); + await writer.abort(e); + } + }); + return createVerificationObjects(onePassSigList, literalDataList, keys, date, false, streaming); + } + return createVerificationObjects(signatureList, literalDataList, keys, date, false, streaming); +}; + +/** + * Verify detached message signature + * @param {Array} keys array of keys to verify signatures + * @param {Signature} signature + * @param {Date} date Verify the signature against the given date, i.e. check signature creation time < date < expiration time + * @returns {Promise>} list of signer's keyid and validity of signature + * @async + */ +Message.prototype.verifyDetached = function (signature, keys, date = new Date()) { + const msg = this.unwrapCompressed(); + const literalDataList = msg.packets.filterByTag(_enums2.default.packet.literal); + if (literalDataList.length !== 1) { + throw new Error('Can only verify message with one literal data packet.'); + } + const signatureList = signature.packets; + return createVerificationObjects(signatureList, literalDataList, keys, date, true); +}; + +/** + * Create object containing signer's keyid and validity of signature + * @param {module:packet.Signature} signature signature packets + * @param {Array} literalDataList array of literal data packets + * @param {Array} keys array of keys to verify signatures + * @param {Date} date Verify the signature against the given date, + * i.e. check signature creation time < date < expiration time + * @param {Boolean} detached (optional) whether to verify detached signature packets + * @returns {Promise>} list of signer's keyid and validity of signature + * @async + */ +async function createVerificationObject(signature, literalDataList, keys, date = new Date(), detached = false, streaming = false) { + let primaryKey = null; + let signingKey = null; + await Promise.all(keys.map(async function (key) { + // Look for the unique key that matches issuerKeyId of signature + try { + signingKey = await key.getSigningKey(signature.issuerKeyId, null); + primaryKey = key; + } catch (e) {} + })); + + const signaturePacket = signature.correspondingSig || signature; + const verifiedSig = { + keyid: signature.issuerKeyId, + verified: (async () => { + if (!signingKey) { + return null; + } + const verified = await signature.verify(signingKey.keyPacket, signature.signatureType, literalDataList[0], detached, streaming); + const sig = await signaturePacket; + if (sig.isExpired(date) || !(sig.created >= signingKey.getCreationTime() && sig.created < (await (signingKey === primaryKey ? signingKey.getExpirationTime() : signingKey.getExpirationTime(primaryKey, date))))) { + throw new Error('Signature is expired'); + } + return verified; + })(), + signature: (async () => { + const sig = await signaturePacket; + const packetlist = new _packet2.default.List(); + packetlist.push(sig); + return new _signature.Signature(packetlist); + })() + }; + + // Mark potential promise rejections as "handled". This is needed because in + // some cases, we reject them before the user has a reasonable chance to + // handle them (e.g. `await readToEnd(result.data); await result.verified` and + // the data stream errors). + verifiedSig.signature.catch(() => {}); + verifiedSig.verified.catch(() => {}); + + return verifiedSig; +} + +/** + * Create list of objects containing signer's keyid and validity of signature + * @param {Array} signatureList array of signature packets + * @param {Array} literalDataList array of literal data packets + * @param {Array} keys array of keys to verify signatures + * @param {Date} date Verify the signature against the given date, + * i.e. check signature creation time < date < expiration time + * @param {Boolean} detached (optional) whether to verify detached signature packets + * @returns {Promise>} list of signer's keyid and validity of signature + * @async + */ +async function createVerificationObjects(signatureList, literalDataList, keys, date = new Date(), detached = false, streaming = false) { + return Promise.all(signatureList.filter(function (signature) { + return ['text', 'binary'].includes(_enums2.default.read(_enums2.default.signature, signature.signatureType)); + }).map(async function (signature) { + return createVerificationObject(signature, literalDataList, keys, date, detached, streaming); + })); +} + +/** + * Unwrap compressed message + * @returns {module:message.Message} message Content of compressed message + */ +Message.prototype.unwrapCompressed = function () { + const compressed = this.packets.filterByTag(_enums2.default.packet.compressed); + if (compressed.length) { + return new Message(compressed[0].packets); + } + return this; +}; + +/** + * Append signature to unencrypted message object + * @param {String|Uint8Array} detachedSignature The detached ASCII-armored or Uint8Array PGP signature + */ +Message.prototype.appendSignature = async function (detachedSignature) { + await this.packets.read(_util2.default.isUint8Array(detachedSignature) ? detachedSignature : (await _armor2.default.decode(detachedSignature)).data); +}; + +/** + * Returns ASCII armored text of message + * @returns {ReadableStream} ASCII armor + */ +Message.prototype.armor = function () { + return _armor2.default.encode(_enums2.default.armor.message, this.packets.write()); +}; + +/** + * reads an OpenPGP armored message and returns a message object + * @param {String | ReadableStream} armoredText text to be parsed + * @returns {Promise} new message object + * @async + * @static + */ +async function readArmored(armoredText) { + //TODO how do we want to handle bad text? Exception throwing + //TODO don't accept non-message armored texts + const streamType = _util2.default.isStream(armoredText); + if (streamType === 'node') { + armoredText = _webStreamTools2.default.nodeToWeb(armoredText); + } + const input = await _armor2.default.decode(armoredText); + return read(input.data, streamType); +} + +/** + * reads an OpenPGP message as byte array and returns a message object + * @param {Uint8Array | ReadableStream} input binary message + * @param {Boolean} fromStream whether the message was created from a Stream + * @returns {Promise} new message object + * @async + * @static + */ +async function read(input, fromStream = _util2.default.isStream(input)) { + const streamType = _util2.default.isStream(input); + if (streamType === 'node') { + input = _webStreamTools2.default.nodeToWeb(input); + } + const packetlist = new _packet2.default.List(); + await packetlist.read(input, fromStream); + const message = new Message(packetlist); + message.fromStream = fromStream; + return message; +} + +/** + * creates new message object from text + * @param {String | ReadableStream} text + * @param {String} filename (optional) + * @param {Date} date (optional) + * @param {utf8|binary|text|mime} type (optional) data packet type + * @returns {module:message.Message} new message object + * @static + */ +function fromText(text, filename, date = new Date(), type = 'utf8') { + const streamType = _util2.default.isStream(text); + if (streamType === 'node') { + text = _webStreamTools2.default.nodeToWeb(text); + } + const literalDataPacket = new _packet2.default.Literal(date); + // text will be converted to UTF8 + literalDataPacket.setText(text, type); + if (filename !== undefined) { + literalDataPacket.setFilename(filename); + } + const literalDataPacketlist = new _packet2.default.List(); + literalDataPacketlist.push(literalDataPacket); + const message = new Message(literalDataPacketlist); + message.fromStream = streamType; + return message; +} + +/** + * creates new message object from binary data + * @param {Uint8Array | ReadableStream} bytes + * @param {String} filename (optional) + * @param {Date} date (optional) + * @param {utf8|binary|text|mime} type (optional) data packet type + * @returns {module:message.Message} new message object + * @static + */ +function fromBinary(bytes, filename, date = new Date(), type = 'binary') { + const streamType = _util2.default.isStream(bytes); + if (!_util2.default.isUint8Array(bytes) && !streamType) { + throw new Error('Data must be in the form of a Uint8Array or Stream'); + } + if (streamType === 'node') { + bytes = _webStreamTools2.default.nodeToWeb(bytes); + } + + const literalDataPacket = new _packet2.default.Literal(date); + literalDataPacket.setBytes(bytes, type); + if (filename !== undefined) { + literalDataPacket.setFilename(filename); + } + const literalDataPacketlist = new _packet2.default.List(); + literalDataPacketlist.push(literalDataPacket); + const message = new Message(literalDataPacketlist); + message.fromStream = streamType; + return message; +} + +},{"./config":79,"./crypto":94,"./encoding/armor":111,"./enums":113,"./key":118,"./packet":131,"./signature":151,"./type/keyid":154,"./util":158,"web-stream-tools":75}],127:[function(require,module,exports){ +(function (global){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.initWorker = initWorker; +exports.getWorker = getWorker; +exports.destroyWorker = destroyWorker; +exports.generateKey = generateKey; +exports.reformatKey = reformatKey; +exports.revokeKey = revokeKey; +exports.decryptKey = decryptKey; +exports.encryptKey = encryptKey; +exports.encrypt = encrypt; +exports.decrypt = decrypt; +exports.sign = sign; +exports.verify = verify; +exports.encryptSessionKey = encryptSessionKey; +exports.decryptSessionKeys = decryptSessionKeys; + +var _webStreamTools = require('web-stream-tools'); + +var _webStreamTools2 = _interopRequireDefault(_webStreamTools); + +var _message = require('./message'); + +var messageLib = _interopRequireWildcard(_message); + +var _cleartext = require('./cleartext'); + +var _key = require('./key'); + +var _config = require('./config/config'); + +var _config2 = _interopRequireDefault(_config); + +var _enums = require('./enums'); + +var _enums2 = _interopRequireDefault(_enums); + +require('./polyfills'); + +var _util = require('./util'); + +var _util2 = _interopRequireDefault(_util); + +var _async_proxy = require('./worker/async_proxy'); + +var _async_proxy2 = _interopRequireDefault(_async_proxy); + +function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } } + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +////////////////////////// +// // +// Web Worker setup // +// // +////////////////////////// + + +let asyncProxy; // instance of the asyncproxy + +/** + * Set the path for the web worker script and create an instance of the async proxy + * @param {String} path relative path to the worker scripts, default: 'openpgp.worker.js' + * @param {Number} n number of workers to initialize + * @param {Array} workers alternative to path parameter: web workers initialized with 'openpgp.worker.js' + * @returns {Promise} returns a promise that resolves to true if all workers have succesfully finished loading + * @async + */ +// OpenPGP.js - An OpenPGP implementation in javascript +// Copyright (C) 2016 Tankred Hase +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @fileoverview The openpgp base module should provide all of the functionality + * to consume the openpgp.js library. All additional classes are documented + * for extending and developing on top of the base library. + * @requires web-stream-tools + * @requires message + * @requires cleartext + * @requires key + * @requires config + * @requires enums + * @requires util + * @requires polyfills + * @requires worker/async_proxy + * @module openpgp + */ + +// This file intentionally has two separate file overviews so that +// a reference to this module appears at the end of doc/index.html. + +/** + * @fileoverview To view the full API documentation, start from + * {@link module:openpgp} + */ + +async function initWorker({ path = 'openpgp.worker.js', n = 1, workers = [] } = {}) { + if (workers.length || typeof global !== 'undefined' && global.Worker && global.MessageChannel) { + const proxy = new _async_proxy2.default({ path, n, workers, config: _config2.default }); + const loaded = await proxy.loaded(); + if (loaded) { + asyncProxy = proxy; + return true; + } + } + return false; +} + +/** + * Returns a reference to the async proxy if the worker was initialized with openpgp.initWorker() + * @returns {module:worker/async_proxy.AsyncProxy|null} the async proxy or null if not initialized + */ +function getWorker() { + return asyncProxy; +} + +/** + * Cleanup the current instance of the web worker. + */ +async function destroyWorker() { + const proxy = asyncProxy; + asyncProxy = undefined; + if (proxy) { + await proxy.clearKeyCache(); + proxy.terminate(); + } +} + +////////////////////// +// // +// Key handling // +// // +////////////////////// + + +/** + * Generates a new OpenPGP key pair. Supports RSA and ECC keys. Primary and subkey will be of same type. + * @param {Array} userIds array of user IDs e.g. [{ name:'Phil Zimmermann', email:'phil@openpgp.org' }] + * @param {String} passphrase (optional) The passphrase used to encrypt the resulting private key + * @param {Number} rsaBits (optional) number of bits for RSA keys: 2048 or 4096. + * @param {Number} keyExpirationTime (optional) The number of seconds after the key creation time that the key expires + * @param {String} curve (optional) elliptic curve for ECC keys: + * curve25519, p256, p384, p521, secp256k1, + * brainpoolP256r1, brainpoolP384r1, or brainpoolP512r1. + * @param {Date} date (optional) override the creation date of the key and the key signatures + * @param {Array} subkeys (optional) options for each subkey, default to main key options. e.g. [{sign: true, passphrase: '123'}] + * sign parameter defaults to false, and indicates whether the subkey should sign rather than encrypt + * @returns {Promise} The generated key object in the form: + * { key:Key, privateKeyArmored:String, publicKeyArmored:String, revocationCertificate:String } + * @async + * @static + */ + +function generateKey({ userIds = [], passphrase = "", numBits = 2048, rsaBits = numBits, keyExpirationTime = 0, curve = "", date = new Date(), subkeys = [{}] }) { + userIds = toArray(userIds); + const options = { userIds, passphrase, rsaBits, keyExpirationTime, curve, date, subkeys }; + if (_util2.default.getWebCryptoAll() && rsaBits < 2048) { + throw new Error('rsaBits should be 2048 or 4096, found: ' + rsaBits); + } + + if (!_util2.default.getWebCryptoAll() && asyncProxy) { + // use web worker if web crypto apis are not supported + return asyncProxy.delegate('generateKey', options); + } + + return (0, _key.generate)(options).then(async key => { + const revocationCertificate = await key.getRevocationCertificate(date); + key.revocationSignatures = []; + + return convertStreams({ + + key: key, + privateKeyArmored: key.armor(), + publicKeyArmored: key.toPublic().armor(), + revocationCertificate: revocationCertificate + + }); + }).catch(onError.bind(null, 'Error generating keypair')); +} + +/** + * Reformats signature packets for a key and rewraps key object. + * @param {Key} privateKey private key to reformat + * @param {Array} userIds array of user IDs e.g. [{ name:'Phil Zimmermann', email:'phil@openpgp.org' }] + * @param {String} passphrase (optional) The passphrase used to encrypt the resulting private key + * @param {Number} keyExpirationTime (optional) The number of seconds after the key creation time that the key expires + * @returns {Promise} The generated key object in the form: + * { key:Key, privateKeyArmored:String, publicKeyArmored:String, revocationCertificate:String } + * @async + * @static + */ +function reformatKey({ privateKey, userIds = [], passphrase = "", keyExpirationTime = 0, date }) { + userIds = toArray(userIds); + const options = { privateKey, userIds, passphrase, keyExpirationTime, date }; + if (asyncProxy) { + return asyncProxy.delegate('reformatKey', options); + } + + return (0, _key.reformat)(options).then(async key => { + const revocationCertificate = await key.getRevocationCertificate(date); + key.revocationSignatures = []; + + return convertStreams({ + + key: key, + privateKeyArmored: key.armor(), + publicKeyArmored: key.toPublic().armor(), + revocationCertificate: revocationCertificate + + }); + }).catch(onError.bind(null, 'Error reformatting keypair')); +} + +/** + * Revokes a key. Requires either a private key or a revocation certificate. + * If a revocation certificate is passed, the reasonForRevocation parameters will be ignored. + * @param {Key} key (optional) public or private key to revoke + * @param {String} revocationCertificate (optional) revocation certificate to revoke the key with + * @param {Object} reasonForRevocation (optional) object indicating the reason for revocation + * @param {module:enums.reasonForRevocation} reasonForRevocation.flag (optional) flag indicating the reason for revocation + * @param {String} reasonForRevocation.string (optional) string explaining the reason for revocation + * @returns {Promise} The revoked key object in the form: + * { privateKey:Key, privateKeyArmored:String, publicKey:Key, publicKeyArmored:String } + * (if private key is passed) or { publicKey:Key, publicKeyArmored:String } (otherwise) + * @static + */ +function revokeKey({ + key, revocationCertificate, reasonForRevocation +} = {}) { + const options = { + key, revocationCertificate, reasonForRevocation + }; + + if (!_util2.default.getWebCryptoAll() && asyncProxy) { + // use web worker if web crypto apis are not supported + return asyncProxy.delegate('revokeKey', options); + } + + return Promise.resolve().then(() => { + if (revocationCertificate) { + return key.applyRevocationCertificate(revocationCertificate); + } else { + return key.revoke(reasonForRevocation); + } + }).then(async key => { + await convertStreams(key); + if (key.isPrivate()) { + const publicKey = key.toPublic(); + return { + privateKey: key, + privateKeyArmored: key.armor(), + publicKey: publicKey, + publicKeyArmored: publicKey.armor() + }; + } + return { + publicKey: key, + publicKeyArmored: key.armor() + }; + }).catch(onError.bind(null, 'Error revoking key')); +} + +/** + * Unlock a private key with your passphrase. + * @param {Key} privateKey the private key that is to be decrypted + * @param {String|Array} passphrase the user's passphrase(s) chosen during key generation + * @returns {Promise} the unlocked key object in the form: { key:Key } + * @async + */ +function decryptKey({ privateKey, passphrase }) { + if (asyncProxy) { + // use web worker if available + return asyncProxy.delegate('decryptKey', { privateKey, passphrase }); + } + + return Promise.resolve().then(async function () { + await privateKey.decrypt(passphrase); + + return { + key: privateKey + }; + }).catch(onError.bind(null, 'Error decrypting private key')); +} + +/** + * Lock a private key with your passphrase. + * @param {Key} privateKey the private key that is to be decrypted + * @param {String|Array} passphrase the user's passphrase(s) chosen during key generation + * @returns {Promise} the locked key object in the form: { key:Key } + * @async + */ +function encryptKey({ privateKey, passphrase }) { + if (asyncProxy) { + // use web worker if available + return asyncProxy.delegate('encryptKey', { privateKey, passphrase }); + } + + return Promise.resolve().then(async function () { + await privateKey.encrypt(passphrase); + + return { + key: privateKey + }; + }).catch(onError.bind(null, 'Error decrypting private key')); +} + +/////////////////////////////////////////// +// // +// Message encryption and decryption // +// // +/////////////////////////////////////////// + + +/** + * Encrypts message text/data with public keys, passwords or both at once. At least either public keys or passwords + * must be specified. If private keys are specified, those will be used to sign the message. + * @param {Message} message message to be encrypted as created by openpgp.message.fromText or openpgp.message.fromBinary + * @param {Key|Array} publicKeys (optional) array of keys or single key, used to encrypt the message + * @param {Key|Array} privateKeys (optional) private keys for signing. If omitted message will not be signed + * @param {String|Array} passwords (optional) array of passwords or a single password to encrypt the message + * @param {Object} sessionKey (optional) session key in the form: { data:Uint8Array, algorithm:String } + * @param {module:enums.compression} compression (optional) which compression algorithm to compress the message with, defaults to what is specified in config + * @param {Boolean} armor (optional) if the return values should be ascii armored or the message/signature objects + * @param {'web'|'node'|false} streaming (optional) whether to return data as a stream. Defaults to the type of stream `message` was created from, if any. + * @param {Boolean} detached (optional) if the signature should be detached (if true, signature will be added to returned object) + * @param {Signature} signature (optional) a detached signature to add to the encrypted message + * @param {Boolean} returnSessionKey (optional) if the unencrypted session key should be added to returned object + * @param {Boolean} wildcard (optional) use a key ID of 0 instead of the public key IDs + * @param {Date} date (optional) override the creation date of the message signature + * @param {Array} fromUserIds (optional) array of user IDs to sign with, one per key in `privateKeys`, e.g. [{ name:'Steve Sender', email:'steve@openpgp.org' }] + * @param {Array} toUserIds (optional) array of user IDs to encrypt for, one per key in `publicKeys`, e.g. [{ name:'Robert Receiver', email:'robert@openpgp.org' }] + * @returns {Promise} Object containing encrypted (and optionally signed) message in the form: + * + * { + * data: String|ReadableStream|NodeStream, (if `armor` was true, the default) + * message: Message, (if `armor` was false) + * signature: String|ReadableStream|NodeStream, (if `detached` was true and `armor` was true) + * signature: Signature (if `detached` was true and `armor` was false) + * sessionKey: { data, algorithm, aeadAlgorithm } (if `returnSessionKey` was true) + * } + * @async + * @static + */ +function encrypt({ message, publicKeys, privateKeys, passwords, sessionKey, compression = _config2.default.compression, armor = true, streaming = message && message.fromStream, detached = false, signature = null, returnSessionKey = false, wildcard = false, date = new Date(), fromUserIds = [], toUserIds = [] }) { + checkMessage(message);publicKeys = toArray(publicKeys);privateKeys = toArray(privateKeys);passwords = toArray(passwords);fromUserIds = toArray(fromUserIds);toUserIds = toArray(toUserIds); + + if (!nativeAEAD() && asyncProxy) { + // use web worker if web crypto apis are not supported + return asyncProxy.delegate('encrypt', { message, publicKeys, privateKeys, passwords, sessionKey, compression, armor, streaming, detached, signature, returnSessionKey, wildcard, date, fromUserIds, toUserIds }); + } + const result = {}; + return Promise.resolve().then(async function () { + if (!privateKeys) { + privateKeys = []; + } + if (privateKeys.length || signature) { + // sign the message only if private keys or signature is specified + if (detached) { + const detachedSignature = await message.signDetached(privateKeys, signature, date, fromUserIds, message.fromStream); + result.signature = armor ? detachedSignature.armor() : detachedSignature; + } else { + message = await message.sign(privateKeys, signature, date, fromUserIds, message.fromStream); + } + } + message = message.compress(compression); + return message.encrypt(publicKeys, passwords, sessionKey, wildcard, date, toUserIds, streaming); + }).then(async encrypted => { + if (armor) { + result.data = encrypted.message.armor(); + } else { + result.message = encrypted.message; + } + if (returnSessionKey) { + result.sessionKey = encrypted.sessionKey; + } + return convertStreams(result, streaming, armor ? ['signature', 'data'] : []); + }).catch(onError.bind(null, 'Error encrypting message')); +} + +/** + * Decrypts a message with the user's private key, a session key or a password. Either a private key, + * a session key or a password must be specified. + * @param {Message} message the message object with the encrypted data + * @param {Key|Array} privateKeys (optional) private keys with decrypted secret key data or session key + * @param {String|Array} passwords (optional) passwords to decrypt the message + * @param {Object|Array} sessionKeys (optional) session keys in the form: { data:Uint8Array, algorithm:String } + * @param {Key|Array} publicKeys (optional) array of public keys or single key, to verify signatures + * @param {'utf8'|'binary'} format (optional) whether to return data as a string(Stream) or Uint8Array(Stream). If 'utf8' (the default), also normalize newlines. + * @param {'web'|'node'|false} streaming (optional) whether to return data as a stream. Defaults to the type of stream `message` was created from, if any. + * @param {Signature} signature (optional) detached signature for verification + * @param {Date} date (optional) use the given date for verification instead of the current time + * @returns {Promise} Object containing decrypted and verified message in the form: + * + * { + * data: String|ReadableStream|NodeStream, (if format was 'utf8', the default) + * data: Uint8Array|ReadableStream|NodeStream, (if format was 'binary') + * filename: String, + * signatures: [ + * { + * keyid: module:type/keyid, + * verified: Promise, + * valid: Boolean (if streaming was false) + * }, ... + * ] + * } + * @async + * @static + */ +function decrypt({ message, privateKeys, passwords, sessionKeys, publicKeys, format = 'utf8', streaming = message && message.fromStream, signature = null, date = new Date() }) { + checkMessage(message);publicKeys = toArray(publicKeys);privateKeys = toArray(privateKeys);passwords = toArray(passwords);sessionKeys = toArray(sessionKeys); + + if (!nativeAEAD() && asyncProxy) { + // use web worker if web crypto apis are not supported + return asyncProxy.delegate('decrypt', { message, privateKeys, passwords, sessionKeys, publicKeys, format, streaming, signature, date }); + } + + return message.decrypt(privateKeys, passwords, sessionKeys, streaming).then(async function (decrypted) { + if (!publicKeys) { + publicKeys = []; + } + + const result = {}; + result.signatures = signature ? await decrypted.verifyDetached(signature, publicKeys, date, streaming) : await decrypted.verify(publicKeys, date, streaming); + result.data = format === 'binary' ? decrypted.getLiteralData() : decrypted.getText(); + result.filename = decrypted.getFilename(); + if (streaming) linkStreams(result, message); + result.data = await convertStream(result.data, streaming); + if (!streaming) await prepareSignatures(result.signatures); + return result; + }).catch(onError.bind(null, 'Error decrypting message')); +} + +////////////////////////////////////////// +// // +// Message signing and verification // +// // +////////////////////////////////////////// + + +/** + * Signs a cleartext message. + * @param {CleartextMessage|Message} message (cleartext) message to be signed + * @param {Key|Array} privateKeys array of keys or single key with decrypted secret key data to sign cleartext + * @param {Boolean} armor (optional) if the return value should be ascii armored or the message object + * @param {'web'|'node'|false} streaming (optional) whether to return data as a stream. Defaults to the type of stream `message` was created from, if any. + * @param {Boolean} detached (optional) if the return value should contain a detached signature + * @param {Date} date (optional) override the creation date of the signature + * @param {Array} fromUserIds (optional) array of user IDs to sign with, one per key in `privateKeys`, e.g. [{ name:'Steve Sender', email:'steve@openpgp.org' }] + * @returns {Promise} Object containing signed message in the form: + * + * { + * data: String|ReadableStream|NodeStream, (if `armor` was true, the default) + * message: Message (if `armor` was false) + * } + * + * Or, if `detached` was true: + * + * { + * signature: String|ReadableStream|NodeStream, (if `armor` was true, the default) + * signature: Signature (if `armor` was false) + * } + * @async + * @static + */ +function sign({ message, privateKeys, armor = true, streaming = message && message.fromStream, detached = false, date = new Date(), fromUserIds = [] }) { + checkCleartextOrMessage(message); + privateKeys = toArray(privateKeys);fromUserIds = toArray(fromUserIds); + if (asyncProxy) { + // use web worker if available + return asyncProxy.delegate('sign', { + message, privateKeys, armor, streaming, detached, date, fromUserIds + }); + } + + const result = {}; + return Promise.resolve().then(async function () { + if (detached) { + const signature = await message.signDetached(privateKeys, undefined, date, fromUserIds, message.fromStream); + result.signature = armor ? signature.armor() : signature; + if (message.packets) { + result.signature = _webStreamTools2.default.transformPair(message.packets.write(), async (readable, writable) => { + await Promise.all([_webStreamTools2.default.pipe(result.signature, writable), _webStreamTools2.default.readToEnd(readable).catch(() => {})]); + }); + } + } else { + message = await message.sign(privateKeys, undefined, date, fromUserIds, message.fromStream); + if (armor) { + result.data = message.armor(); + } else { + result.message = message; + } + } + return convertStreams(result, streaming, armor ? ['signature', 'data'] : []); + }).catch(onError.bind(null, 'Error signing cleartext message')); +} + +/** + * Verifies signatures of cleartext signed message + * @param {Key|Array} publicKeys array of publicKeys or single key, to verify signatures + * @param {CleartextMessage|Message} message (cleartext) message object with signatures + * @param {'web'|'node'|false} streaming (optional) whether to return data as a stream. Defaults to the type of stream `message` was created from, if any. + * @param {Signature} signature (optional) detached signature for verification + * @param {Date} date (optional) use the given date for verification instead of the current time + * @returns {Promise} Object containing verified message in the form: + * + * { + * data: String|ReadableStream|NodeStream, (if `message` was a CleartextMessage) + * data: Uint8Array|ReadableStream|NodeStream, (if `message` was a Message) + * signatures: [ + * { + * keyid: module:type/keyid, + * verified: Promise, + * valid: Boolean (if `streaming` was false) + * }, ... + * ] + * } + * @async + * @static + */ +function verify({ message, publicKeys, streaming = message && message.fromStream, signature = null, date = new Date() }) { + checkCleartextOrMessage(message); + publicKeys = toArray(publicKeys); + + if (asyncProxy) { + // use web worker if available + return asyncProxy.delegate('verify', { message, publicKeys, streaming, signature, date }); + } + + return Promise.resolve().then(async function () { + const result = {}; + result.signatures = signature ? await message.verifyDetached(signature, publicKeys, date, streaming) : await message.verify(publicKeys, date, streaming); + result.data = message instanceof _cleartext.CleartextMessage ? message.getText() : message.getLiteralData(); + if (streaming) linkStreams(result, message); + result.data = await convertStream(result.data, streaming); + if (!streaming) await prepareSignatures(result.signatures); + return result; + }).catch(onError.bind(null, 'Error verifying cleartext signed message')); +} + +/////////////////////////////////////////////// +// // +// Session key encryption and decryption // +// // +/////////////////////////////////////////////// + + +/** + * Encrypt a symmetric session key with public keys, passwords, or both at once. At least either public keys + * or passwords must be specified. + * @param {Uint8Array} data the session key to be encrypted e.g. 16 random bytes (for aes128) + * @param {String} algorithm algorithm of the symmetric session key e.g. 'aes128' or 'aes256' + * @param {String} aeadAlgorithm (optional) aead algorithm, e.g. 'eax' or 'ocb' + * @param {Key|Array} publicKeys (optional) array of public keys or single key, used to encrypt the key + * @param {String|Array} passwords (optional) passwords for the message + * @param {Boolean} wildcard (optional) use a key ID of 0 instead of the public key IDs + * @param {Date} date (optional) override the date + * @param {Array} toUserIds (optional) array of user IDs to encrypt for, one per key in `publicKeys`, e.g. [{ name:'Phil Zimmermann', email:'phil@openpgp.org' }] + * @returns {Promise} the encrypted session key packets contained in a message object + * @async + * @static + */ +function encryptSessionKey({ data, algorithm, aeadAlgorithm, publicKeys, passwords, wildcard = false, date = new Date(), toUserIds = [] }) { + checkBinary(data);checkString(algorithm, 'algorithm');publicKeys = toArray(publicKeys);passwords = toArray(passwords);toUserIds = toArray(toUserIds); + + if (asyncProxy) { + // use web worker if available + return asyncProxy.delegate('encryptSessionKey', { data, algorithm, aeadAlgorithm, publicKeys, passwords, wildcard, date, toUserIds }); + } + + return Promise.resolve().then(async function () { + + return { message: await messageLib.encryptSessionKey(data, algorithm, aeadAlgorithm, publicKeys, passwords, wildcard, date, toUserIds) }; + }).catch(onError.bind(null, 'Error encrypting session key')); +} + +/** + * Decrypt symmetric session keys with a private key or password. Either a private key or + * a password must be specified. + * @param {Message} message a message object containing the encrypted session key packets + * @param {Key|Array} privateKeys (optional) private keys with decrypted secret key data + * @param {String|Array} passwords (optional) passwords to decrypt the session key + * @returns {Promise} Array of decrypted session key, algorithm pairs in form: + * { data:Uint8Array, algorithm:String } + * or 'undefined' if no key packets found + * @async + * @static + */ +function decryptSessionKeys({ message, privateKeys, passwords }) { + checkMessage(message);privateKeys = toArray(privateKeys);passwords = toArray(passwords); + + if (asyncProxy) { + // use web worker if available + return asyncProxy.delegate('decryptSessionKeys', { message, privateKeys, passwords }); + } + + return Promise.resolve().then(async function () { + + return message.decryptSessionKeys(privateKeys, passwords); + }).catch(onError.bind(null, 'Error decrypting session keys')); +} + +////////////////////////// +// // +// Helper functions // +// // +////////////////////////// + + +/** + * Input validation + */ +function checkString(data, name) { + if (!_util2.default.isString(data)) { + throw new Error('Parameter [' + (name || 'data') + '] must be of type String'); + } +} +function checkBinary(data, name) { + if (!_util2.default.isUint8Array(data)) { + throw new Error('Parameter [' + (name || 'data') + '] must be of type Uint8Array'); + } +} +function checkMessage(message) { + if (!(message instanceof messageLib.Message)) { + throw new Error('Parameter [message] needs to be of type Message'); + } +} +function checkCleartextOrMessage(message) { + if (!(message instanceof _cleartext.CleartextMessage) && !(message instanceof messageLib.Message)) { + throw new Error('Parameter [message] needs to be of type Message or CleartextMessage'); + } +} + +/** + * Normalize parameter to an array if it is not undefined. + * @param {Object} param the parameter to be normalized + * @returns {Array|undefined} the resulting array or undefined + */ +function toArray(param) { + if (param && !_util2.default.isArray(param)) { + param = [param]; + } + return param; +} + +/** + * Convert data to or from Stream + * @param {Object} data the data to convert + * @param {'web'|'node'|false} streaming (optional) whether to return a ReadableStream + * @returns {Object} the data in the respective format + */ +async function convertStream(data, streaming) { + if (!streaming && _util2.default.isStream(data)) { + return _webStreamTools2.default.readToEnd(data); + } + if (streaming && !_util2.default.isStream(data)) { + data = new ReadableStream({ + start(controller) { + controller.enqueue(data); + controller.close(); + } + }); + } + if (streaming === 'node') { + data = _webStreamTools2.default.webToNode(data); + } + return data; +} + +/** + * Convert object properties from Stream + * @param {Object} obj the data to convert + * @param {'web'|'node'|false} streaming (optional) whether to return ReadableStreams + * @param {Array} keys (optional) which keys to return as streams, if possible + * @returns {Object} the data in the respective format + */ +async function convertStreams(obj, streaming, keys = []) { + if (Object.prototype.isPrototypeOf(obj) && !Uint8Array.prototype.isPrototypeOf(obj)) { + await Promise.all(Object.entries(obj).map(async ([key, value]) => { + // recursively search all children + if (_util2.default.isStream(value) || keys.includes(key)) { + obj[key] = await convertStream(value, streaming); + } else { + await convertStreams(obj[key], streaming); + } + })); + } + return obj; +} + +/** + * Link result.data to the message stream for cancellation. + * @param {Object} result the data to convert + * @param {Message} message message object + * @returns {Object} + */ +function linkStreams(result, message) { + result.data = _webStreamTools2.default.transformPair(message.packets.stream, async (readable, writable) => { + await _webStreamTools2.default.pipe(result.data, writable); + }); +} + +/** + * Wait until signature objects have been verified + * @param {Object} signatures list of signatures + */ +async function prepareSignatures(signatures) { + await Promise.all(signatures.map(async signature => { + signature.signature = await signature.signature; + try { + signature.valid = await signature.verified; + } catch (e) { + signature.valid = false; + signature.error = e; + _util2.default.print_debug_error(e); + } + })); +} + +/** + * Global error handler that logs the stack trace and rethrows a high lvl error message. + * @param {String} message A human readable high level error Message + * @param {Error} error The internal error that caused the failure + */ +function onError(message, error) { + // log the stack trace + _util2.default.print_debug_error(error); + + // update error message + try { + error.message = message + ': ' + error.message; + } catch (e) {} + + throw error; +} + +/** + * Check for native AEAD support and configuration by the user. Only + * browsers that implement the current WebCrypto specification support + * native GCM. Native EAX is built on CTR and CBC, which current + * browsers support. OCB and CFB are not natively supported. + * @returns {Boolean} If authenticated encryption should be used + */ +function nativeAEAD() { + return _config2.default.aead_protect && (_config2.default.aead_mode === _enums2.default.aead.eax || _config2.default.aead_mode === _enums2.default.aead.experimental_gcm) && _util2.default.getWebCrypto(); +} + +}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {}) +},{"./cleartext":77,"./config/config":78,"./enums":113,"./key":118,"./message":126,"./polyfills":150,"./util":158,"./worker/async_proxy":160,"web-stream-tools":75}],128:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.Trust = exports.Signature = exports.SecretSubkey = exports.Userid = exports.SecretKey = exports.OnePassSignature = exports.UserAttribute = exports.PublicSubkey = exports.Marker = exports.SymmetricallyEncrypted = exports.PublicKey = exports.Literal = exports.SymEncryptedSessionKey = exports.PublicKeyEncryptedSessionKey = exports.SymEncryptedAEADProtected = exports.SymEncryptedIntegrityProtected = exports.Compressed = undefined; + +var _compressed = require('./compressed.js'); + +Object.defineProperty(exports, 'Compressed', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_compressed).default; + } +}); + +var _sym_encrypted_integrity_protected = require('./sym_encrypted_integrity_protected.js'); + +Object.defineProperty(exports, 'SymEncryptedIntegrityProtected', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_sym_encrypted_integrity_protected).default; + } +}); + +var _sym_encrypted_aead_protected = require('./sym_encrypted_aead_protected.js'); + +Object.defineProperty(exports, 'SymEncryptedAEADProtected', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_sym_encrypted_aead_protected).default; + } +}); + +var _public_key_encrypted_session_key = require('./public_key_encrypted_session_key.js'); + +Object.defineProperty(exports, 'PublicKeyEncryptedSessionKey', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_public_key_encrypted_session_key).default; + } +}); + +var _sym_encrypted_session_key = require('./sym_encrypted_session_key.js'); + +Object.defineProperty(exports, 'SymEncryptedSessionKey', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_sym_encrypted_session_key).default; + } +}); + +var _literal = require('./literal.js'); + +Object.defineProperty(exports, 'Literal', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_literal).default; + } +}); + +var _public_key = require('./public_key.js'); + +Object.defineProperty(exports, 'PublicKey', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_public_key).default; + } +}); + +var _symmetrically_encrypted = require('./symmetrically_encrypted.js'); + +Object.defineProperty(exports, 'SymmetricallyEncrypted', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_symmetrically_encrypted).default; + } +}); + +var _marker = require('./marker.js'); + +Object.defineProperty(exports, 'Marker', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_marker).default; + } +}); + +var _public_subkey = require('./public_subkey.js'); + +Object.defineProperty(exports, 'PublicSubkey', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_public_subkey).default; + } +}); + +var _user_attribute = require('./user_attribute.js'); + +Object.defineProperty(exports, 'UserAttribute', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_user_attribute).default; + } +}); + +var _one_pass_signature = require('./one_pass_signature.js'); + +Object.defineProperty(exports, 'OnePassSignature', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_one_pass_signature).default; + } +}); + +var _secret_key = require('./secret_key.js'); + +Object.defineProperty(exports, 'SecretKey', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_secret_key).default; + } +}); + +var _userid = require('./userid.js'); + +Object.defineProperty(exports, 'Userid', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_userid).default; + } +}); + +var _secret_subkey = require('./secret_subkey.js'); + +Object.defineProperty(exports, 'SecretSubkey', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_secret_subkey).default; + } +}); + +var _signature = require('./signature.js'); + +Object.defineProperty(exports, 'Signature', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_signature).default; + } +}); + +var _trust = require('./trust.js'); + +Object.defineProperty(exports, 'Trust', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_trust).default; + } +}); +exports.newPacketFromTag = newPacketFromTag; +exports.fromStructuredClone = fromStructuredClone; + +var _enums = require('../enums.js'); + +var _enums2 = _interopRequireDefault(_enums); + +var _all_packets = require('./all_packets.js'); + +var packets = _interopRequireWildcard(_all_packets); + +function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } } + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * Allocate a new packet + * @function newPacketFromTag + * @memberof module:packet + * @param {String} tag property name from {@link module:enums.packet} + * @returns {Object} new packet object with type based on tag + */ +function newPacketFromTag(tag) { + return new packets[packetClassFromTagName(tag)](); +} + +/** + * Allocate a new packet from structured packet clone + * @see {@link https://w3c.github.io/html/infrastructure.html#safe-passing-of-structured-data} + * @function fromStructuredClone + * @memberof module:packet + * @param {Object} packetClone packet clone + * @returns {Object} new packet object with data from packet clone + */ +function fromStructuredClone(packetClone) { + const tagName = _enums2.default.read(_enums2.default.packet, packetClone.tag); + const packet = newPacketFromTag(tagName); + Object.assign(packet, packetClone); + if (packet.postCloneTypeFix) { + packet.postCloneTypeFix(); + } + return packet; +} + +/** + * Convert tag name to class name + * @param {String} tag property name from {@link module:enums.packet} + * @returns {String} + * @private + */ +function packetClassFromTagName(tag) { + return tag.substr(0, 1).toUpperCase() + tag.substr(1); +} + +},{"../enums.js":113,"./all_packets.js":128,"./compressed.js":130,"./literal.js":132,"./marker.js":133,"./one_pass_signature.js":134,"./public_key.js":137,"./public_key_encrypted_session_key.js":138,"./public_subkey.js":139,"./secret_key.js":140,"./secret_subkey.js":141,"./signature.js":142,"./sym_encrypted_aead_protected.js":143,"./sym_encrypted_integrity_protected.js":144,"./sym_encrypted_session_key.js":145,"./symmetrically_encrypted.js":146,"./trust.js":147,"./user_attribute.js":148,"./userid.js":149}],129:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.clonePackets = clonePackets; +exports.parseClonedPackets = parseClonedPackets; + +var _webStreamTools = require('web-stream-tools'); + +var _webStreamTools2 = _interopRequireDefault(_webStreamTools); + +var _key = require('../key'); + +var _message = require('../message'); + +var _cleartext = require('../cleartext'); + +var _signature = require('../signature'); + +var _packetlist = require('./packetlist'); + +var _packetlist2 = _interopRequireDefault(_packetlist); + +var _keyid = require('../type/keyid'); + +var _keyid2 = _interopRequireDefault(_keyid); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +////////////////////////////// +// // +// List --> Clone // +// // +////////////////////////////// + + +/** + * Create a packetlist from the correspoding object types. + * @param {Object} options the object passed to and from the web worker + * @returns {Object} a mutated version of the options optject + */ +// OpenPGP.js - An OpenPGP implementation in javascript +// Copyright (C) 2015 Tankred Hase +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @fileoverview This module implements packet list cloning required to + * pass certain object types between the web worker and main thread using + * the structured cloning algorithm. + * @module packet/clone + */ + +function clonePackets(options) { + if (options.publicKeys) { + options.publicKeys = options.publicKeys.map(key => key.toPacketlist()); + } + if (options.privateKeys) { + options.privateKeys = options.privateKeys.map(key => key.toPacketlist()); + } + if (options.publicKey) { + options.publicKey = options.publicKey.toPacketlist(); + } + if (options.privateKey) { + options.privateKey = options.privateKey.toPacketlist(); + } + if (options.key) { + options.key = options.key.toPacketlist(); + } + if (options.message) { + //could be either a Message or CleartextMessage object + if (options.message instanceof _message.Message) { + options.message = options.message.packets; + } else if (options.message instanceof _cleartext.CleartextMessage) { + options.message = { text: options.message.text, signature: options.message.signature.packets }; + } + } + if (options.signature && options.signature instanceof _signature.Signature) { + options.signature = options.signature.packets; + } + if (options.signatures) { + options.signatures.forEach(verificationObjectToClone); + } + return options; +} + +function verificationObjectToClone(verObject) { + const verified = verObject.verified; + verObject.verified = _webStreamTools2.default.fromAsync(() => verified); + if (verObject.signature instanceof Promise) { + const signature = verObject.signature; + verObject.signature = _webStreamTools2.default.fromAsync(async () => { + const packets = (await signature).packets; + try { + await verified; + } catch (e) {} + if (packets && packets[0]) { + delete packets[0].signature; + delete packets[0].hashed; + } + return packets; + }); + } else { + verObject.signature = verObject.signature.packets; + } + if (verObject.error) { + verObject.error = verObject.error.message; + } + return verObject; +} + +////////////////////////////// +// // +// Clone --> List // +// // +////////////////////////////// + + +/** + * Creates an object with the correct prototype from a corresponding packetlist. + * @param {Object} options the object passed to and from the web worker + * @param {String} method the public api function name to be delegated to the worker + * @returns {Object} a mutated version of the options optject + */ +function parseClonedPackets(options) { + if (options.publicKeys) { + options.publicKeys = options.publicKeys.map(packetlistCloneToKey); + } + if (options.privateKeys) { + options.privateKeys = options.privateKeys.map(packetlistCloneToKey); + } + if (options.publicKey) { + options.publicKey = packetlistCloneToKey(options.publicKey); + } + if (options.privateKey) { + options.privateKey = packetlistCloneToKey(options.privateKey); + } + if (options.key) { + options.key = packetlistCloneToKey(options.key); + } + if (options.message && options.message.signature) { + options.message = packetlistCloneToCleartextMessage(options.message); + } else if (options.message) { + options.message = packetlistCloneToMessage(options.message); + } + if (options.signatures) { + options.signatures = options.signatures.map(packetlistCloneToSignatures); + } + if (options.signature) { + options.signature = packetlistCloneToSignature(options.signature); + } + return options; +} + +function packetlistCloneToKey(clone) { + const packetlist = _packetlist2.default.fromStructuredClone(clone); + return new _key.Key(packetlist); +} + +function packetlistCloneToMessage(clone) { + const packetlist = _packetlist2.default.fromStructuredClone(clone); + return new _message.Message(packetlist); +} + +function packetlistCloneToCleartextMessage(clone) { + const packetlist = _packetlist2.default.fromStructuredClone(clone.signature); + return new _cleartext.CleartextMessage(clone.text, new _signature.Signature(packetlist)); +} + +//verification objects +function packetlistCloneToSignatures(clone) { + clone.keyid = _keyid2.default.fromClone(clone.keyid); + if (_util2.default.isStream(clone.signature)) { + clone.signature = _webStreamTools2.default.readToEnd(clone.signature, ([signature]) => new _signature.Signature(_packetlist2.default.fromStructuredClone(signature))); + clone.signature.catch(() => {}); + } else { + clone.signature = new _signature.Signature(_packetlist2.default.fromStructuredClone(clone.signature)); + } + clone.verified = _webStreamTools2.default.readToEnd(clone.verified, ([verified]) => verified); + clone.verified.catch(() => {}); + if (clone.error) { + clone.error = new Error(clone.error); + } + return clone; +} + +function packetlistCloneToSignature(clone) { + if (_util2.default.isString(clone) || _util2.default.isStream(clone)) { + //signature is armored + return clone; + } + const packetlist = _packetlist2.default.fromStructuredClone(clone); + return new _signature.Signature(packetlist); +} + +},{"../cleartext":77,"../key":118,"../message":126,"../signature":151,"../type/keyid":154,"../util":158,"./packetlist":136,"web-stream-tools":75}],130:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _pako = require('pako'); + +var _pako2 = _interopRequireDefault(_pako); + +var _seekBzip = require('seek-bzip'); + +var _seekBzip2 = _interopRequireDefault(_seekBzip); + +var _webStreamTools = require('web-stream-tools'); + +var _webStreamTools2 = _interopRequireDefault(_webStreamTools); + +var _config = require('../config'); + +var _config2 = _interopRequireDefault(_config); + +var _enums = require('../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * Implementation of the Compressed Data Packet (Tag 8) + * + * {@link https://tools.ietf.org/html/rfc4880#section-5.6|RFC4880 5.6}: + * The Compressed Data packet contains compressed data. Typically, + * this packet is found as the contents of an encrypted packet, or following + * a Signature or One-Pass Signature packet, and contains a literal data packet. + * @memberof module:packet + * @constructor + */ +// GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @requires web-stream-tools + * @requires pako + * @requires config + * @requires enums + * @requires util + * @requires compression/bzip2 + */ + +function Compressed() { + /** + * Packet type + * @type {module:enums.packet} + */ + this.tag = _enums2.default.packet.compressed; + /** + * List of packets + * @type {module:packet.List} + */ + this.packets = null; + /** + * Compression algorithm + * @type {compression} + */ + this.algorithm = 'zip'; + + /** + * Compressed packet data + * @type {Uint8Array | ReadableStream} + */ + this.compressed = null; +} + +/** + * Parsing function for the packet. + * @param {Uint8Array | ReadableStream} bytes Payload of a tag 8 packet + */ +Compressed.prototype.read = async function (bytes, streaming) { + await _webStreamTools2.default.parse(bytes, async reader => { + + // One octet that gives the algorithm used to compress the packet. + this.algorithm = _enums2.default.read(_enums2.default.compression, (await reader.readByte())); + + // Compressed data, which makes up the remainder of the packet. + this.compressed = reader.remainder(); + + await this.decompress(streaming); + }); +}; + +/** + * Return the compressed packet. + * @returns {Uint8Array | ReadableStream} binary compressed packet + */ +Compressed.prototype.write = function () { + if (this.compressed === null) { + this.compress(); + } + + return _util2.default.concat([new Uint8Array([_enums2.default.write(_enums2.default.compression, this.algorithm)]), this.compressed]); +}; + +/** + * Decompression method for decompressing the compressed data + * read by read_packet + */ +Compressed.prototype.decompress = async function (streaming) { + + if (!decompress_fns[this.algorithm]) { + throw new Error(this.algorithm + ' decompression not supported'); + } + + await this.packets.read(decompress_fns[this.algorithm](this.compressed), streaming); +}; + +/** + * Compress the packet data (member decompressedData) + */ +Compressed.prototype.compress = function () { + + if (!compress_fns[this.algorithm]) { + throw new Error(this.algorithm + ' compression not supported'); + } + + this.compressed = compress_fns[this.algorithm](this.packets.write()); +}; + +exports.default = Compressed; + +////////////////////////// +// // +// Helper functions // +// // +////////////////////////// + + +const nodeZlib = _util2.default.getNodeZlib(); + +function uncompressed(data) { + return data; +} + +function node_zlib(func, options = {}) { + return function (data) { + return _webStreamTools2.default.nodeToWeb(_webStreamTools2.default.webToNode(data).pipe(func(options))); + }; +} + +function pako_zlib(constructor, options = {}) { + return function (data) { + const obj = new constructor(options); + return _webStreamTools2.default.transform(data, value => { + if (value.length) { + obj.push(value, _pako2.default.Z_SYNC_FLUSH); + return obj.result; + } + }, () => { + if (constructor === _pako2.default.Deflate) { + obj.push([], _pako2.default.Z_FINISH); + return obj.result; + } + }); + }; +} + +function bzip2(func) { + return function (data) { + return _webStreamTools2.default.fromAsync(async () => func((await _webStreamTools2.default.readToEnd(data)))); + }; +} + +let compress_fns; +let decompress_fns; +if (nodeZlib) { + // Use Node native zlib for DEFLATE compression/decompression + compress_fns = { + zip: node_zlib(nodeZlib.createDeflateRaw, { level: _config2.default.deflate_level }), + zlib: node_zlib(nodeZlib.createDeflate, { level: _config2.default.deflate_level }) + }; + + decompress_fns = { + uncompressed: uncompressed, + zip: node_zlib(nodeZlib.createInflateRaw), + zlib: node_zlib(nodeZlib.createInflate), + bzip2: bzip2(_seekBzip2.default.decode) + }; +} else { + // Use JS fallbacks + compress_fns = { + zip: pako_zlib(_pako2.default.Deflate, { raw: true, level: _config2.default.deflate_level }), + zlib: pako_zlib(_pako2.default.Deflate, { level: _config2.default.deflate_level }) + }; + + decompress_fns = { + uncompressed: uncompressed, + zip: pako_zlib(_pako2.default.Inflate, { raw: true }), + zlib: pako_zlib(_pako2.default.Inflate), + bzip2: bzip2(_seekBzip2.default.decode) + }; +} + +},{"../config":79,"../enums":113,"../util":158,"pako":50,"seek-bzip":69,"web-stream-tools":75}],131:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _all_packets = require('./all_packets'); + +var packets = _interopRequireWildcard(_all_packets); + +var _clone = require('./clone'); + +var clone = _interopRequireWildcard(_clone); + +var _packetlist = require('./packetlist'); + +var _packetlist2 = _interopRequireDefault(_packetlist); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } } + +const mod = { + List: _packetlist2.default, + clone +}; /** + * @fileoverview OpenPGP packet types + * @see module:packet/all_packets + * @see module:packet/clone + * @see module:packet.List + * @module packet + */ + +Object.assign(mod, packets); + +exports.default = mod; + +},{"./all_packets":128,"./clone":129,"./packetlist":136}],132:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _webStreamTools = require('web-stream-tools'); + +var _webStreamTools2 = _interopRequireDefault(_webStreamTools); + +var _enums = require('../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * Implementation of the Literal Data Packet (Tag 11) + * + * {@link https://tools.ietf.org/html/rfc4880#section-5.9|RFC4880 5.9}: + * A Literal Data packet contains the body of a message; data that is not to be + * further interpreted. + * @param {Date} date the creation date of the literal package + * @memberof module:packet + * @constructor + */ +function Literal(date = new Date()) { + this.tag = _enums2.default.packet.literal; + this.format = 'utf8'; // default format for literal data packets + this.date = _util2.default.normalizeDate(date); + this.text = null; // textual data representation + this.data = null; // literal data representation + this.filename = 'msg.txt'; +} + +/** + * Set the packet data to a javascript native string, end of line + * will be normalized to \r\n and by default text is converted to UTF8 + * @param {String | ReadableStream} text Any native javascript string + * @param {utf8|binary|text|mime} format (optional) The format of the string of bytes + */ +// GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @requires web-stream-tools + * @requires enums + * @requires util + */ + +Literal.prototype.setText = function (text, format = 'utf8') { + this.format = format; + this.text = text; + this.data = null; +}; + +/** + * Returns literal data packets as native JavaScript string + * with normalized end of line to \n + * @param {Boolean} clone (optional) Whether to return a clone so that getBytes/getText can be called again + * @returns {String | ReadableStream} literal data as text + */ +Literal.prototype.getText = function (clone = false) { + if (this.text === null || _util2.default.isStream(this.text)) { + // Assume that this.text has been read + this.text = _util2.default.decode_utf8(_util2.default.nativeEOL(this.getBytes(clone))); + } + return this.text; +}; + +/** + * Set the packet data to value represented by the provided string of bytes. + * @param {Uint8Array | ReadableStream} bytes The string of bytes + * @param {utf8|binary|text|mime} format The format of the string of bytes + */ +Literal.prototype.setBytes = function (bytes, format) { + this.format = format; + this.data = bytes; + this.text = null; +}; + +/** + * Get the byte sequence representing the literal packet data + * @param {Boolean} clone (optional) Whether to return a clone so that getBytes/getText can be called again + * @returns {Uint8Array | ReadableStream} A sequence of bytes + */ +Literal.prototype.getBytes = function (clone = false) { + if (this.data === null) { + // encode UTF8 and normalize EOL to \r\n + this.data = _util2.default.canonicalizeEOL(_util2.default.encode_utf8(this.text)); + } + if (clone) { + return _webStreamTools2.default.passiveClone(this.data); + } + return this.data; +}; + +/** + * Sets the filename of the literal packet data + * @param {String} filename Any native javascript string + */ +Literal.prototype.setFilename = function (filename) { + this.filename = filename; +}; + +/** + * Get the filename of the literal packet data + * @returns {String} filename + */ +Literal.prototype.getFilename = function () { + return this.filename; +}; + +/** + * Parsing function for a literal data packet (tag 11). + * + * @param {Uint8Array | ReadableStream} input Payload of a tag 11 packet + * @returns {module:packet.Literal} object representation + */ +Literal.prototype.read = async function (bytes) { + await _webStreamTools2.default.parse(bytes, async reader => { + // - A one-octet field that describes how the data is formatted. + const format = _enums2.default.read(_enums2.default.literal, (await reader.readByte())); + + const filename_len = await reader.readByte(); + this.filename = _util2.default.decode_utf8((await reader.readBytes(filename_len))); + + this.date = _util2.default.readDate((await reader.readBytes(4))); + + const data = reader.remainder(); + + this.setBytes(data, format); + }); +}; + +/** + * Creates a Uint8Array representation of the packet, excluding the data + * + * @returns {Uint8Array} Uint8Array representation of the packet + */ +Literal.prototype.writeHeader = function () { + const filename = _util2.default.encode_utf8(this.filename); + const filename_length = new Uint8Array([filename.length]); + + const format = new Uint8Array([_enums2.default.write(_enums2.default.literal, this.format)]); + const date = _util2.default.writeDate(this.date); + + return _util2.default.concatUint8Array([format, filename_length, filename, date]); +}; + +/** + * Creates a Uint8Array representation of the packet + * + * @returns {Uint8Array | ReadableStream} Uint8Array representation of the packet + */ +Literal.prototype.write = function () { + const header = this.writeHeader(); + const data = this.getBytes(); + + return _util2.default.concat([header, data]); +}; + +exports.default = Literal; + +},{"../enums":113,"../util":158,"web-stream-tools":75}],133:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _enums = require('../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * Implementation of the strange "Marker packet" (Tag 10) + * + * {@link https://tools.ietf.org/html/rfc4880#section-5.8|RFC4880 5.8}: + * An experimental version of PGP used this packet as the Literal + * packet, but no released version of PGP generated Literal packets with this + * tag. With PGP 5.x, this packet has been reassigned and is reserved for use as + * the Marker packet. + * + * Such a packet MUST be ignored when received. + * @memberof module:packet + * @constructor + */ +function Marker() { + this.tag = _enums2.default.packet.marker; +} + +/** + * Parsing function for a literal data packet (tag 10). + * + * @param {String} input Payload of a tag 10 packet + * @param {Integer} position + * Position to start reading from the input string + * @param {Integer} len + * Length of the packet or the remaining length of + * input at position + * @returns {module:packet.Marker} Object representation + */ +// GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @requires enums + */ + +Marker.prototype.read = function (bytes) { + if (bytes[0] === 0x50 && // P + bytes[1] === 0x47 && // G + bytes[2] === 0x50) { + // P + return true; + } + // marker packet does not contain "PGP" + return false; +}; + +exports.default = Marker; + +},{"../enums":113}],134:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _webStreamTools = require('web-stream-tools'); + +var _webStreamTools2 = _interopRequireDefault(_webStreamTools); + +var _signature = require('./signature'); + +var _signature2 = _interopRequireDefault(_signature); + +var _keyid = require('../type/keyid'); + +var _keyid2 = _interopRequireDefault(_keyid); + +var _enums = require('../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * Implementation of the One-Pass Signature Packets (Tag 4) + * + * {@link https://tools.ietf.org/html/rfc4880#section-5.4|RFC4880 5.4}: + * The One-Pass Signature packet precedes the signed data and contains + * enough information to allow the receiver to begin calculating any + * hashes needed to verify the signature. It allows the Signature + * packet to be placed at the end of the message, so that the signer + * can compute the entire signed message in one pass. + * @memberof module:packet + * @constructor + */ +function OnePassSignature() { + /** + * Packet type + * @type {module:enums.packet} + */ + this.tag = _enums2.default.packet.onePassSignature; + /** A one-octet version number. The current version is 3. */ + this.version = null; + /** + * A one-octet signature type. + * Signature types are described in + * {@link https://tools.ietf.org/html/rfc4880#section-5.2.1|RFC4880 Section 5.2.1}. + */ + this.signatureType = null; + /** + * A one-octet number describing the hash algorithm used. + * @see {@link https://tools.ietf.org/html/rfc4880#section-9.4|RFC4880 9.4} + */ + this.hashAlgorithm = null; + /** + * A one-octet number describing the public-key algorithm used. + * @see {@link https://tools.ietf.org/html/rfc4880#section-9.1|RFC4880 9.1} + */ + this.publicKeyAlgorithm = null; + /** An eight-octet number holding the Key ID of the signing key. */ + this.issuerKeyId = null; + /** + * A one-octet number holding a flag showing whether the signature is nested. + * A zero value indicates that the next packet is another One-Pass Signature packet + * that describes another signature to be applied to the same message data. + */ + this.flags = null; +} + +/** + * parsing function for a one-pass signature packet (tag 4). + * @param {Uint8Array} bytes payload of a tag 4 packet + * @returns {module:packet.OnePassSignature} object representation + */ +// GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @requires web-stream-tools + * @requires packet/signature + * @requires type/keyid + * @requires enums + * @requires util + */ + +OnePassSignature.prototype.read = function (bytes) { + let mypos = 0; + // A one-octet version number. The current version is 3. + this.version = bytes[mypos++]; + + // A one-octet signature type. Signature types are described in + // Section 5.2.1. + this.signatureType = bytes[mypos++]; + + // A one-octet number describing the hash algorithm used. + this.hashAlgorithm = bytes[mypos++]; + + // A one-octet number describing the public-key algorithm used. + this.publicKeyAlgorithm = bytes[mypos++]; + + // An eight-octet number holding the Key ID of the signing key. + this.issuerKeyId = new _keyid2.default(); + this.issuerKeyId.read(bytes.subarray(mypos, mypos + 8)); + mypos += 8; + + // A one-octet number holding a flag showing whether the signature + // is nested. A zero value indicates that the next packet is + // another One-Pass Signature packet that describes another + // signature to be applied to the same message data. + this.flags = bytes[mypos++]; + return this; +}; + +/** + * creates a string representation of a one-pass signature packet + * @returns {Uint8Array} a Uint8Array representation of a one-pass signature packet + */ +OnePassSignature.prototype.write = function () { + const start = new Uint8Array([3, _enums2.default.write(_enums2.default.signature, this.signatureType), _enums2.default.write(_enums2.default.hash, this.hashAlgorithm), _enums2.default.write(_enums2.default.publicKey, this.publicKeyAlgorithm)]); + + const end = new Uint8Array([this.flags]); + + return _util2.default.concatUint8Array([start, this.issuerKeyId.write(), end]); +}; + +/** + * Fix custom types after cloning + */ +OnePassSignature.prototype.postCloneTypeFix = function () { + this.issuerKeyId = _keyid2.default.fromClone(this.issuerKeyId); +}; + +OnePassSignature.prototype.hash = _signature2.default.prototype.hash; +OnePassSignature.prototype.toHash = _signature2.default.prototype.toHash; +OnePassSignature.prototype.toSign = _signature2.default.prototype.toSign; +OnePassSignature.prototype.calculateTrailer = function (...args) { + return _webStreamTools2.default.fromAsync(async () => _signature2.default.prototype.calculateTrailer.apply((await this.correspondingSig), args)); +}; + +OnePassSignature.prototype.verify = async function () { + const correspondingSig = await this.correspondingSig; + if (!correspondingSig || correspondingSig.tag !== _enums2.default.packet.signature) { + throw new Error('Corresponding signature packet missing'); + } + if (correspondingSig.signatureType !== this.signatureType || correspondingSig.hashAlgorithm !== this.hashAlgorithm || correspondingSig.publicKeyAlgorithm !== this.publicKeyAlgorithm || !correspondingSig.issuerKeyId.equals(this.issuerKeyId)) { + throw new Error('Corresponding signature packet does not match one-pass signature packet'); + } + correspondingSig.hashed = this.hashed; + return correspondingSig.verify.apply(correspondingSig, arguments); +}; + +exports.default = OnePassSignature; + +},{"../enums":113,"../type/keyid":154,"../util":158,"./signature":142,"web-stream-tools":75}],135:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }(); // GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/* eslint-disable callback-return */ + +/** + * @fileoverview Functions for reading and writing packets + * @requires web-stream-tools + * @requires enums + * @requires util + * @module packet/packet + */ + +var _webStreamTools = require('web-stream-tools'); + +var _webStreamTools2 = _interopRequireDefault(_webStreamTools); + +var _enums = require('../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +exports.default = { + readSimpleLength: function readSimpleLength(bytes) { + let len = 0; + let offset; + const type = bytes[0]; + + if (type < 192) { + var _bytes = _slicedToArray(bytes, 1); + + len = _bytes[0]; + + offset = 1; + } else if (type < 255) { + len = (bytes[0] - 192 << 8) + bytes[1] + 192; + offset = 2; + } else if (type === 255) { + len = _util2.default.readNumber(bytes.subarray(1, 1 + 4)); + offset = 5; + } + + return { + len: len, + offset: offset + }; + }, + + /** + * Encodes a given integer of length to the openpgp length specifier to a + * string + * + * @param {Integer} length The length to encode + * @returns {Uint8Array} String with openpgp length representation + */ + writeSimpleLength: function writeSimpleLength(length) { + if (length < 192) { + return new Uint8Array([length]); + } else if (length > 191 && length < 8384) { + /* + * let a = (total data packet length) - 192 let bc = two octet + * representation of a let d = b + 192 + */ + return new Uint8Array([(length - 192 >> 8) + 192, length - 192 & 0xFF]); + } + return _util2.default.concatUint8Array([new Uint8Array([255]), _util2.default.writeNumber(length, 4)]); + }, + + writePartialLength: function writePartialLength(power) { + if (power < 0 || power > 30) { + throw new Error('Partial Length power must be between 1 and 30'); + } + return new Uint8Array([224 + power]); + }, + + writeTag: function writeTag(tag_type) { + /* we're only generating v4 packet headers here */ + return new Uint8Array([0xC0 | tag_type]); + }, + + /** + * Writes a packet header version 4 with the given tag_type and length to a + * string + * + * @param {Integer} tag_type Tag type + * @param {Integer} length Length of the payload + * @returns {String} String of the header + */ + writeHeader: function writeHeader(tag_type, length) { + /* we're only generating v4 packet headers here */ + return _util2.default.concatUint8Array([this.writeTag(tag_type), this.writeSimpleLength(length)]); + }, + + /** + * Whether the packet type supports partial lengths per RFC4880 + * @param {Integer} tag_type Tag type + * @returns {Boolean} String of the header + */ + supportsStreaming: function supportsStreaming(tag_type) { + return [_enums2.default.packet.literal, _enums2.default.packet.compressed, _enums2.default.packet.symmetricallyEncrypted, _enums2.default.packet.symEncryptedIntegrityProtected, _enums2.default.packet.symEncryptedAEADProtected].includes(tag_type); + }, + + /** + * Generic static Packet Parser function + * + * @param {Uint8Array | ReadableStream} input Input stream as string + * @param {Function} callback Function to call with the parsed packet + * @returns {Boolean} Returns false if the stream was empty and parsing is done, and true otherwise. + */ + read: async function read(input, streaming, callback) { + const reader = _webStreamTools2.default.getReader(input); + let writer; + let callbackReturned; + try { + const peekedBytes = await reader.peekBytes(2); + // some sanity checks + if (!peekedBytes || peekedBytes.length < 2 || (peekedBytes[0] & 0x80) === 0) { + throw new Error("Error during parsing. This message / key probably does not conform to a valid OpenPGP format."); + } + const headerByte = await reader.readByte(); + let tag = -1; + let format = -1; + let packet_length; + + format = 0; // 0 = old format; 1 = new format + if ((headerByte & 0x40) !== 0) { + format = 1; + } + + let packet_length_type; + if (format) { + // new format header + tag = headerByte & 0x3F; // bit 5-0 + } else { + // old format header + tag = (headerByte & 0x3F) >> 2; // bit 5-2 + packet_length_type = headerByte & 0x03; // bit 1-0 + } + + const supportsStreaming = this.supportsStreaming(tag); + let packet = null; + if (streaming && supportsStreaming) { + const transform = new TransformStream(); + writer = _webStreamTools2.default.getWriter(transform.writable); + packet = transform.readable; + callbackReturned = callback({ tag, packet }); + } else { + packet = []; + } + + let wasPartialLength; + do { + if (!format) { + // 4.2.1. Old Format Packet Lengths + switch (packet_length_type) { + case 0: + // The packet has a one-octet length. The header is 2 octets + // long. + packet_length = await reader.readByte(); + break; + case 1: + // The packet has a two-octet length. The header is 3 octets + // long. + packet_length = (await reader.readByte()) << 8 | (await reader.readByte()); + break; + case 2: + // The packet has a four-octet length. The header is 5 + // octets long. + packet_length = (await reader.readByte()) << 24 | (await reader.readByte()) << 16 | (await reader.readByte()) << 8 | (await reader.readByte()); + break; + default: + // 3 - The packet is of indeterminate length. The header is 1 + // octet long, and the implementation must determine how long + // the packet is. If the packet is in a file, this means that + // the packet extends until the end of the file. In general, + // an implementation SHOULD NOT use indeterminate-length + // packets except where the end of the data will be clear + // from the context, and even then it is better to use a + // definite length, or a new format header. The new format + // headers described below have a mechanism for precisely + // encoding data of indeterminate length. + packet_length = Infinity; + break; + } + } else { + // 4.2.2. New Format Packet Lengths + // 4.2.2.1. One-Octet Lengths + const lengthByte = await reader.readByte(); + wasPartialLength = false; + if (lengthByte < 192) { + packet_length = lengthByte; + // 4.2.2.2. Two-Octet Lengths + } else if (lengthByte >= 192 && lengthByte < 224) { + packet_length = (lengthByte - 192 << 8) + (await reader.readByte()) + 192; + // 4.2.2.4. Partial Body Lengths + } else if (lengthByte > 223 && lengthByte < 255) { + packet_length = 1 << (lengthByte & 0x1F); + wasPartialLength = true; + if (!supportsStreaming) { + throw new TypeError('This packet type does not support partial lengths.'); + } + // 4.2.2.3. Five-Octet Lengths + } else { + packet_length = (await reader.readByte()) << 24 | (await reader.readByte()) << 16 | (await reader.readByte()) << 8 | (await reader.readByte()); + } + } + if (packet_length > 0) { + let bytesRead = 0; + while (true) { + if (writer) await writer.ready; + + var _ref = await reader.read(); + + const done = _ref.done, + value = _ref.value; + + if (done) { + if (packet_length === Infinity) break; + throw new Error('Unexpected end of packet'); + } + const chunk = packet_length === Infinity ? value : value.subarray(0, packet_length - bytesRead); + if (writer) await writer.write(chunk);else packet.push(chunk); + bytesRead += value.length; + if (bytesRead >= packet_length) { + reader.unshift(value.subarray(packet_length - bytesRead + value.length)); + break; + } + } + } + } while (wasPartialLength); + + // If this was not a packet that "supports streaming", we peek to check + // whether it is the last packet in the message. We peek 2 bytes instead + // of 1 because the beginning of this function also peeks 2 bytes, and we + // want to cut a `subarray` of the correct length into `web-stream-tools`' + // `externalBuffer` as a tiny optimization here. + // + // If it *was* a streaming packet (i.e. the data packets), we peek at the + // entire remainder of the stream, in order to forward errors in the + // remainder of the stream to the packet data. (Note that this means we + // read/peek at all signature packets before closing the literal data + // packet, for example.) This forwards armor checksum errors to the + // encrypted data stream, for example, so that they don't get lost / + // forgotten on encryptedMessage.packets.stream, which we never look at. + // + // Note that subsequent packet parsing errors could still end up there if + // `config.tolerant` is set to false, or on malformed messages with + // multiple data packets, but usually it shouldn't happen. + // + // An example of what we do when stream-parsing a message containing + // [ one-pass signature packet, literal data packet, signature packet ]: + // 1. Read the one-pass signature packet + // 2. Peek 2 bytes of the literal data packet + // 3. Parse the one-pass signature packet + // + // 4. Read the literal data packet, simultaneously stream-parsing it + // 5. Peek until the end of the message + // 6. Finish parsing the literal data packet + // + // 7. Read the signature packet again (we already peeked at it in step 5) + // 8. Peek at the end of the stream again (`peekBytes` returns undefined) + // 9. Parse the signature packet + // + // Note that this means that if there's an error in the very end of the + // stream, such as an MDC error, we throw in step 5 instead of in step 8 + // (or never), which is the point of this exercise. + const nextPacket = await reader.peekBytes(supportsStreaming ? Infinity : 2); + if (writer) { + await writer.ready; + await writer.close(); + } else { + packet = _util2.default.concatUint8Array(packet); + await callback({ tag, packet }); + } + return !nextPacket || !nextPacket.length; + } catch (e) { + if (writer) { + await writer.abort(e); + return true; + } else { + throw e; + } + } finally { + if (writer) { + await callbackReturned; + } + reader.releaseLock(); + } + } +}; + +},{"../enums":113,"../util":158,"web-stream-tools":75}],136:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _webStreamTools = require('web-stream-tools'); + +var _webStreamTools2 = _interopRequireDefault(_webStreamTools); + +var _all_packets = require('./all_packets'); + +var packets = _interopRequireWildcard(_all_packets); + +var _packet = require('./packet'); + +var _packet2 = _interopRequireDefault(_packet); + +var _config = require('../config'); + +var _config2 = _interopRequireDefault(_config); + +var _enums = require('../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } } + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * This class represents a list of openpgp packets. + * Take care when iterating over it - the packets themselves + * are stored as numerical indices. + * @memberof module:packet + * @constructor + * @extends Array + */ +/* eslint-disable callback-return */ +/** + * @requires web-stream-tools + * @requires packet/all_packets + * @requires packet/packet + * @requires config + * @requires enums + * @requires util + */ + +function List() { + /** + * The number of packets contained within the list. + * @readonly + * @type {Integer} + */ + this.length = 0; +} + +List.prototype = []; + +/** + * Reads a stream of binary data and interprents it as a list of packets. + * @param {Uint8Array | ReadableStream} A Uint8Array of bytes. + */ +List.prototype.read = async function (bytes, streaming) { + this.stream = _webStreamTools2.default.transformPair(bytes, async (readable, writable) => { + const writer = _webStreamTools2.default.getWriter(writable); + try { + while (true) { + await writer.ready; + const done = await _packet2.default.read(readable, streaming, async parsed => { + try { + const tag = _enums2.default.read(_enums2.default.packet, parsed.tag); + const packet = packets.newPacketFromTag(tag); + packet.packets = new List(); + packet.fromStream = _util2.default.isStream(parsed.packet); + await packet.read(parsed.packet, streaming); + await writer.write(packet); + } catch (e) { + if (!_config2.default.tolerant || _packet2.default.supportsStreaming(parsed.tag)) { + // The packets that support streaming are the ones that contain + // message data. Those are also the ones we want to be more strict + // about and throw on parse errors for. + await writer.abort(e); + } + _util2.default.print_debug_error(e); + } + }); + if (done) { + await writer.ready; + await writer.close(); + return; + } + } + } catch (e) { + await writer.abort(e); + } + }); + + // Wait until first few packets have been read + const reader = _webStreamTools2.default.getReader(this.stream); + while (true) { + var _ref = await reader.read(); + + const done = _ref.done, + value = _ref.value; + + if (!done) { + this.push(value); + } else { + this.stream = null; + } + if (done || _packet2.default.supportsStreaming(value.tag)) { + break; + } + } + reader.releaseLock(); +}; + +/** + * Creates a binary representation of openpgp objects contained within the + * class instance. + * @returns {Uint8Array} A Uint8Array containing valid openpgp packets. + */ +List.prototype.write = function () { + const arr = []; + + for (let i = 0; i < this.length; i++) { + const packetbytes = this[i].write(); + if (_util2.default.isStream(packetbytes) && _packet2.default.supportsStreaming(this[i].tag)) { + let buffer = []; + let bufferLength = 0; + const minLength = 512; + arr.push(_packet2.default.writeTag(this[i].tag)); + arr.push(_webStreamTools2.default.transform(packetbytes, value => { + buffer.push(value); + bufferLength += value.length; + if (bufferLength >= minLength) { + const powerOf2 = Math.min(Math.log(bufferLength) / Math.LN2 | 0, 30); + const chunkSize = 2 ** powerOf2; + const bufferConcat = _util2.default.concat([_packet2.default.writePartialLength(powerOf2)].concat(buffer)); + buffer = [bufferConcat.subarray(1 + chunkSize)]; + bufferLength = buffer[0].length; + return bufferConcat.subarray(0, 1 + chunkSize); + } + }, () => _util2.default.concat([_packet2.default.writeSimpleLength(bufferLength)].concat(buffer)))); + } else { + if (_util2.default.isStream(packetbytes)) { + let length = 0; + arr.push(_webStreamTools2.default.transform(_webStreamTools2.default.clone(packetbytes), value => { + length += value.length; + }, () => _packet2.default.writeHeader(this[i].tag, length))); + } else { + arr.push(_packet2.default.writeHeader(this[i].tag, packetbytes.length)); + } + arr.push(packetbytes); + } + } + + return _util2.default.concat(arr); +}; + +/** + * Adds a packet to the list. This is the only supported method of doing so; + * writing to packetlist[i] directly will result in an error. + * @param {Object} packet Packet to push + */ +List.prototype.push = function (packet) { + if (!packet) { + return; + } + + packet.packets = packet.packets || new List(); + + this[this.length] = packet; + this.length++; +}; + +/** + * Creates a new PacketList with all packets from the given types + */ +List.prototype.filterByTag = function (...args) { + const filtered = new List(); + + const handle = tag => packetType => tag === packetType; + + for (let i = 0; i < this.length; i++) { + if (args.some(handle(this[i].tag))) { + filtered.push(this[i]); + } + } + + return filtered; +}; + +/** + * Traverses packet tree and returns first matching packet + * @param {module:enums.packet} type The packet type + * @returns {module:packet/packet|undefined} + */ +List.prototype.findPacket = function (type) { + return this.find(packet => packet.tag === type); +}; + +/** + * Returns array of found indices by tag + */ +List.prototype.indexOfTag = function (...args) { + const tagIndex = []; + const that = this; + + const handle = tag => packetType => tag === packetType; + + for (let i = 0; i < this.length; i++) { + if (args.some(handle(that[i].tag))) { + tagIndex.push(i); + } + } + return tagIndex; +}; + +/** + * Concatenates packetlist or array of packets + */ +List.prototype.concat = function (packetlist) { + if (packetlist) { + for (let i = 0; i < packetlist.length; i++) { + this.push(packetlist[i]); + } + } + return this; +}; + +/** + * Allocate a new packetlist from structured packetlist clone + * See {@link https://w3c.github.io/html/infrastructure.html#safe-passing-of-structured-data} + * @param {Object} packetClone packetlist clone + * @returns {Object} new packetlist object with data from packetlist clone + */ +List.fromStructuredClone = function (packetlistClone) { + const packetlist = new List(); + for (let i = 0; i < packetlistClone.length; i++) { + const packet = packets.fromStructuredClone(packetlistClone[i]); + packetlist.push(packet); + if (packet.embeddedSignature) { + packet.embeddedSignature = packets.fromStructuredClone(packet.embeddedSignature); + } + if (packet.packets.length !== 0) { + packet.packets = this.fromStructuredClone(packet.packets); + } else { + packet.packets = new List(); + } + } + if (packetlistClone.stream) { + packetlist.stream = _webStreamTools2.default.transform(packetlistClone.stream, packet => packets.fromStructuredClone(packet)); + } + return packetlist; +}; + +exports.default = List; + +},{"../config":79,"../enums":113,"../util":158,"./all_packets":128,"./packet":135,"web-stream-tools":75}],137:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _sha = require('asmcrypto.js/dist_es5/hash/sha1/sha1'); + +var _sha2 = require('asmcrypto.js/dist_es5/hash/sha256/sha256'); + +var _keyid = require('../type/keyid'); + +var _keyid2 = _interopRequireDefault(_keyid); + +var _mpi = require('../type/mpi'); + +var _mpi2 = _interopRequireDefault(_mpi); + +var _config = require('../config'); + +var _config2 = _interopRequireDefault(_config); + +var _crypto = require('../crypto'); + +var _crypto2 = _interopRequireDefault(_crypto); + +var _enums = require('../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * Implementation of the Key Material Packet (Tag 5,6,7,14) + * + * {@link https://tools.ietf.org/html/rfc4880#section-5.5|RFC4480 5.5}: + * A key material packet contains all the information about a public or + * private key. There are four variants of this packet type, and two + * major versions. + * + * A Public-Key packet starts a series of packets that forms an OpenPGP + * key (sometimes called an OpenPGP certificate). + * @memberof module:packet + * @constructor + */ +// GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @requires type/keyid + * @requires type/mpi + * @requires config + * @requires crypto + * @requires enums + * @requires util + */ + +function PublicKey(date = new Date()) { + /** + * Packet type + * @type {module:enums.packet} + */ + this.tag = _enums2.default.packet.publicKey; + /** + * Packet version + * @type {Integer} + */ + this.version = _config2.default.v5_keys ? 5 : 4; + /** + * Key creation date. + * @type {Date} + */ + this.created = _util2.default.normalizeDate(date); + /** + * Public key algorithm. + * @type {String} + */ + this.algorithm = null; + /** + * Algorithm specific params + * @type {Array} + */ + this.params = []; + /** + * Time until expiration in days (V3 only) + * @type {Integer} + */ + this.expirationTimeV3 = 0; + /** + * Fingerprint in lowercase hex + * @type {String} + */ + this.fingerprint = null; + /** + * Keyid + * @type {module:type/keyid} + */ + this.keyid = null; +} + +/** + * Internal Parser for public keys as specified in {@link https://tools.ietf.org/html/rfc4880#section-5.5.2|RFC 4880 section 5.5.2 Public-Key Packet Formats} + * called by read_tag<num> + * @param {Uint8Array} bytes Input array to read the packet from + * @returns {Object} This object with attributes set by the parser + */ +PublicKey.prototype.read = function (bytes) { + let pos = 0; + // A one-octet version number (3, 4 or 5). + this.version = bytes[pos++]; + + if (this.version === 4 || this.version === 5) { + // - A four-octet number denoting the time that the key was created. + this.created = _util2.default.readDate(bytes.subarray(pos, pos + 4)); + pos += 4; + + // - A one-octet number denoting the public-key algorithm of this key. + this.algorithm = _enums2.default.read(_enums2.default.publicKey, bytes[pos++]); + const algo = _enums2.default.write(_enums2.default.publicKey, this.algorithm); + + if (this.version === 5) { + // - A four-octet scalar octet count for the following key material. + pos += 4; + } + + // - A series of values comprising the key material. This is + // algorithm-specific and described in section XXXX. + const types = _crypto2.default.getPubKeyParamTypes(algo); + this.params = _crypto2.default.constructParams(types); + + for (let i = 0; i < types.length && pos < bytes.length; i++) { + pos += this.params[i].read(bytes.subarray(pos, bytes.length)); + if (pos > bytes.length) { + throw new Error('Error reading MPI @:' + pos); + } + } + + return pos; + } + throw new Error('Version ' + this.version + ' of the key packet is unsupported.'); +}; + +/** + * Alias of read() + * @see module:packet.PublicKey#read + */ +PublicKey.prototype.readPublicKey = PublicKey.prototype.read; + +/** + * Same as write_private_key, but has less information because of + * public key. + * @returns {Uint8Array} OpenPGP packet body contents, + */ +PublicKey.prototype.write = function () { + const arr = []; + // Version + arr.push(new Uint8Array([this.version])); + arr.push(_util2.default.writeDate(this.created)); + // A one-octet number denoting the public-key algorithm of this key + const algo = _enums2.default.write(_enums2.default.publicKey, this.algorithm); + arr.push(new Uint8Array([algo])); + + const paramCount = _crypto2.default.getPubKeyParamTypes(algo).length; + const params = _util2.default.concatUint8Array(this.params.slice(0, paramCount).map(param => param.write())); + if (this.version === 5) { + // A four-octet scalar octet count for the following key material + arr.push(_util2.default.writeNumber(params.length, 4)); + } + // Algorithm-specific params + arr.push(params); + return _util2.default.concatUint8Array(arr); +}; + +/** + * Alias of write() + * @see module:packet.PublicKey#write + */ +PublicKey.prototype.writePublicKey = PublicKey.prototype.write; + +/** + * Write packet in order to be hashed; either for a signature or a fingerprint. + */ +PublicKey.prototype.writeForHash = function (version) { + const bytes = this.writePublicKey(); + + if (version === 5) { + return _util2.default.concatUint8Array([new Uint8Array([0x9A]), _util2.default.writeNumber(bytes.length, 4), bytes]); + } + return _util2.default.concatUint8Array([new Uint8Array([0x99]), _util2.default.writeNumber(bytes.length, 2), bytes]); +}; + +/** + * Check whether secret-key data is available in decrypted form. Returns null for public keys. + * @returns {Boolean|null} + */ +PublicKey.prototype.isDecrypted = function () { + return null; +}; + +/** + * Returns the creation time of the key + * @returns {Date} + */ +PublicKey.prototype.getCreationTime = function () { + return this.created; +}; + +/** + * Calculates the key id of the key + * @returns {String} A 8 byte key id + */ +PublicKey.prototype.getKeyId = function () { + if (this.keyid) { + return this.keyid; + } + this.keyid = new _keyid2.default(); + if (this.version === 5) { + this.keyid.read(_util2.default.hex_to_Uint8Array(this.getFingerprint()).subarray(0, 8)); + } else if (this.version === 4) { + this.keyid.read(_util2.default.hex_to_Uint8Array(this.getFingerprint()).subarray(12, 20)); + } + return this.keyid; +}; + +/** + * Calculates the fingerprint of the key + * @returns {Uint8Array} A Uint8Array containing the fingerprint + */ +PublicKey.prototype.getFingerprintBytes = function () { + if (this.fingerprint) { + return this.fingerprint; + } + const toHash = this.writeForHash(this.version); + if (this.version === 5) { + this.fingerprint = _sha2.Sha256.bytes(toHash); + } else if (this.version === 4) { + this.fingerprint = _sha.Sha1.bytes(toHash); + } + return this.fingerprint; +}; + +/** + * Calculates the fingerprint of the key + * @returns {String} A string containing the fingerprint in lowercase hex + */ +PublicKey.prototype.getFingerprint = function () { + return _util2.default.Uint8Array_to_hex(this.getFingerprintBytes()); +}; + +/** + * Calculates whether two keys have the same fingerprint without actually calculating the fingerprint + * @returns {Boolean} Whether the two keys have the same version and public key data + */ +PublicKey.prototype.hasSameFingerprintAs = function (other) { + return this.version === other.version && _util2.default.equalsUint8Array(this.writePublicKey(), other.writePublicKey()); +}; + +/** + * Returns algorithm information + * @returns {Object} An object of the form {algorithm: String, rsaBits:int, curve:String} + */ +PublicKey.prototype.getAlgorithmInfo = function () { + const result = {}; + result.algorithm = this.algorithm; + if (this.params[0] instanceof _mpi2.default) { + result.rsaBits = this.params[0].byteLength() * 8; + result.bits = result.rsaBits; // Deprecated. + } else { + result.curve = this.params[0].getName(); + } + return result; +}; + +/** + * Fix custom types after cloning + */ +PublicKey.prototype.postCloneTypeFix = function () { + const algo = _enums2.default.write(_enums2.default.publicKey, this.algorithm); + const types = _crypto2.default.getPubKeyParamTypes(algo); + for (let i = 0; i < types.length; i++) { + const param = this.params[i]; + this.params[i] = types[i].fromClone(param); + } + if (this.keyid) { + this.keyid = _keyid2.default.fromClone(this.keyid); + } +}; + +exports.default = PublicKey; + +},{"../config":79,"../crypto":94,"../enums":113,"../type/keyid":154,"../type/mpi":155,"../util":158,"asmcrypto.js/dist_es5/hash/sha1/sha1":11,"asmcrypto.js/dist_es5/hash/sha256/sha256":13}],138:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _keyid = require('../type/keyid'); + +var _keyid2 = _interopRequireDefault(_keyid); + +var _crypto = require('../crypto'); + +var _crypto2 = _interopRequireDefault(_crypto); + +var _enums = require('../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * Public-Key Encrypted Session Key Packets (Tag 1) + * + * {@link https://tools.ietf.org/html/rfc4880#section-5.1|RFC4880 5.1}: + * A Public-Key Encrypted Session Key packet holds the session key + * used to encrypt a message. Zero or more Public-Key Encrypted Session Key + * packets and/or Symmetric-Key Encrypted Session Key packets may precede a + * Symmetrically Encrypted Data Packet, which holds an encrypted message. The + * message is encrypted with the session key, and the session key is itself + * encrypted and stored in the Encrypted Session Key packet(s). The + * Symmetrically Encrypted Data Packet is preceded by one Public-Key Encrypted + * Session Key packet for each OpenPGP key to which the message is encrypted. + * The recipient of the message finds a session key that is encrypted to their + * public key, decrypts the session key, and then uses the session key to + * decrypt the message. + * @memberof module:packet + * @constructor + */ +// GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @requires type/keyid + * @requires type/mpi + * @requires crypto + * @requires enums + * @requires util + */ + +function PublicKeyEncryptedSessionKey() { + this.tag = _enums2.default.packet.publicKeyEncryptedSessionKey; + this.version = 3; + + this.publicKeyId = new _keyid2.default(); + this.publicKeyAlgorithm = null; + + this.sessionKey = null; + this.sessionKeyAlgorithm = null; + + /** @type {Array} */ + this.encrypted = []; +} + +/** + * Parsing function for a publickey encrypted session key packet (tag 1). + * + * @param {Uint8Array} input Payload of a tag 1 packet + * @param {Integer} position Position to start reading from the input string + * @param {Integer} len Length of the packet or the remaining length of + * input at position + * @returns {module:packet.PublicKeyEncryptedSessionKey} Object representation + */ +PublicKeyEncryptedSessionKey.prototype.read = function (bytes) { + this.version = bytes[0]; + this.publicKeyId.read(bytes.subarray(1, bytes.length)); + this.publicKeyAlgorithm = _enums2.default.read(_enums2.default.publicKey, bytes[9]); + + let i = 10; + + const algo = _enums2.default.write(_enums2.default.publicKey, this.publicKeyAlgorithm); + const types = _crypto2.default.getEncSessionKeyParamTypes(algo); + this.encrypted = _crypto2.default.constructParams(types); + + for (let j = 0; j < types.length; j++) { + i += this.encrypted[j].read(bytes.subarray(i, bytes.length)); + } +}; + +/** + * Create a string representation of a tag 1 packet + * + * @returns {Uint8Array} The Uint8Array representation + */ +PublicKeyEncryptedSessionKey.prototype.write = function () { + const arr = [new Uint8Array([this.version]), this.publicKeyId.write(), new Uint8Array([_enums2.default.write(_enums2.default.publicKey, this.publicKeyAlgorithm)])]; + + for (let i = 0; i < this.encrypted.length; i++) { + arr.push(this.encrypted[i].write()); + } + + return _util2.default.concatUint8Array(arr); +}; + +/** + * Encrypt session key packet + * @param {module:packet.PublicKey} key Public key + * @returns {Promise} + * @async + */ +PublicKeyEncryptedSessionKey.prototype.encrypt = async function (key) { + let data = String.fromCharCode(_enums2.default.write(_enums2.default.symmetric, this.sessionKeyAlgorithm)); + + data += _util2.default.Uint8Array_to_str(this.sessionKey); + data += _util2.default.Uint8Array_to_str(_util2.default.write_checksum(this.sessionKey)); + const algo = _enums2.default.write(_enums2.default.publicKey, this.publicKeyAlgorithm); + this.encrypted = await _crypto2.default.publicKeyEncrypt(algo, key.params, data, key.getFingerprintBytes()); + return true; +}; + +/** + * Decrypts the session key (only for public key encrypted session key + * packets (tag 1) + * + * @param {module:packet.SecretKey} key + * Private key with secret params unlocked + * @returns {Promise} + * @async + */ +PublicKeyEncryptedSessionKey.prototype.decrypt = async function (key) { + const algo = _enums2.default.write(_enums2.default.publicKey, this.publicKeyAlgorithm); + const decoded = await _crypto2.default.publicKeyDecrypt(algo, key.params, this.encrypted, key.getFingerprintBytes()); + const checksum = _util2.default.str_to_Uint8Array(decoded.substr(decoded.length - 2)); + key = _util2.default.str_to_Uint8Array(decoded.substring(1, decoded.length - 2)); + + if (!_util2.default.equalsUint8Array(checksum, _util2.default.write_checksum(key))) { + throw new Error('Decryption error'); + } else { + this.sessionKey = key; + this.sessionKeyAlgorithm = _enums2.default.read(_enums2.default.symmetric, decoded.charCodeAt(0)); + } + return true; +}; + +/** + * Fix custom types after cloning + */ +PublicKeyEncryptedSessionKey.prototype.postCloneTypeFix = function () { + this.publicKeyId = _keyid2.default.fromClone(this.publicKeyId); + const algo = _enums2.default.write(_enums2.default.publicKey, this.publicKeyAlgorithm); + const types = _crypto2.default.getEncSessionKeyParamTypes(algo); + for (let i = 0; i < this.encrypted.length; i++) { + this.encrypted[i] = types[i].fromClone(this.encrypted[i]); + } +}; + +exports.default = PublicKeyEncryptedSessionKey; + +},{"../crypto":94,"../enums":113,"../type/keyid":154,"../util":158}],139:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _public_key = require('./public_key'); + +var _public_key2 = _interopRequireDefault(_public_key); + +var _enums = require('../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * A Public-Subkey packet (tag 14) has exactly the same format as a + * Public-Key packet, but denotes a subkey. One or more subkeys may be + * associated with a top-level key. By convention, the top-level key + * provides signature services, and the subkeys provide encryption + * services. + * @memberof module:packet + * @constructor + * @extends module:packet.PublicKey + */ +// GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @requires packet/public_key + * @requires enums + */ + +function PublicSubkey() { + _public_key2.default.call(this); + this.tag = _enums2.default.packet.publicSubkey; +} + +PublicSubkey.prototype = new _public_key2.default(); +PublicSubkey.prototype.constructor = PublicSubkey; + +exports.default = PublicSubkey; + +},{"../enums":113,"./public_key":137}],140:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _public_key = require('./public_key'); + +var _public_key2 = _interopRequireDefault(_public_key); + +var _keyid = require('../type/keyid.js'); + +var _keyid2 = _interopRequireDefault(_keyid); + +var _s2k = require('../type/s2k'); + +var _s2k2 = _interopRequireDefault(_s2k); + +var _crypto = require('../crypto'); + +var _crypto2 = _interopRequireDefault(_crypto); + +var _enums = require('../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * A Secret-Key packet contains all the information that is found in a + * Public-Key packet, including the public-key material, but also + * includes the secret-key material after all the public-key fields. + * @memberof module:packet + * @constructor + * @extends module:packet.PublicKey + */ +// GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @requires packet/public_key + * @requires type/keyid + * @requires type/s2k + * @requires crypto + * @requires enums + * @requires util + */ + +function SecretKey(date = new Date()) { + _public_key2.default.call(this, date); + /** + * Packet type + * @type {module:enums.packet} + */ + this.tag = _enums2.default.packet.secretKey; + /** + * Secret-key data + */ + this.keyMaterial = null; + /** + * Indicates whether secret-key data is encrypted. `this.isEncrypted === false` means data is available in decrypted form. + */ + this.isEncrypted = null; + /** + * S2K usage + * @type {Integer} + */ + this.s2k_usage = 0; + /** + * S2K object + * @type {type/s2k} + */ + this.s2k = null; + /** + * Symmetric algorithm + * @type {String} + */ + this.symmetric = null; + /** + * AEAD algorithm + * @type {String} + */ + this.aead = null; +} + +SecretKey.prototype = new _public_key2.default(); +SecretKey.prototype.constructor = SecretKey; + +// Helper function + +function parse_cleartext_params(cleartext, algorithm) { + const algo = _enums2.default.write(_enums2.default.publicKey, algorithm); + const types = _crypto2.default.getPrivKeyParamTypes(algo); + const params = _crypto2.default.constructParams(types); + let p = 0; + + for (let i = 0; i < types.length && p < cleartext.length; i++) { + p += params[i].read(cleartext.subarray(p, cleartext.length)); + if (p > cleartext.length) { + throw new Error('Error reading param @:' + p); + } + } + + return params; +} + +function write_cleartext_params(params, algorithm) { + const arr = []; + const algo = _enums2.default.write(_enums2.default.publicKey, algorithm); + const numPublicParams = _crypto2.default.getPubKeyParamTypes(algo).length; + + for (let i = numPublicParams; i < params.length; i++) { + arr.push(params[i].write()); + } + + return _util2.default.concatUint8Array(arr); +} + +// 5.5.3. Secret-Key Packet Formats + +/** + * Internal parser for private keys as specified in + * {@link https://tools.ietf.org/html/draft-ietf-openpgp-rfc4880bis-04#section-5.5.3|RFC4880bis-04 section 5.5.3} + * @param {String} bytes Input string to read the packet from + */ +SecretKey.prototype.read = function (bytes) { + // - A Public-Key or Public-Subkey packet, as described above. + let i = this.readPublicKey(bytes); + + // - One octet indicating string-to-key usage conventions. Zero + // indicates that the secret-key data is not encrypted. 255 or 254 + // indicates that a string-to-key specifier is being given. Any + // other value is a symmetric-key encryption algorithm identifier. + this.s2k_usage = bytes[i++]; + + // - Only for a version 5 packet, a one-octet scalar octet count of + // the next 4 optional fields. + if (this.version === 5) { + i++; + } + + // - [Optional] If string-to-key usage octet was 255, 254, or 253, a + // one-octet symmetric encryption algorithm. + if (this.s2k_usage === 255 || this.s2k_usage === 254 || this.s2k_usage === 253) { + this.symmetric = bytes[i++]; + this.symmetric = _enums2.default.read(_enums2.default.symmetric, this.symmetric); + + // - [Optional] If string-to-key usage octet was 253, a one-octet + // AEAD algorithm. + if (this.s2k_usage === 253) { + this.aead = bytes[i++]; + this.aead = _enums2.default.read(_enums2.default.aead, this.aead); + } + + // - [Optional] If string-to-key usage octet was 255, 254, or 253, a + // string-to-key specifier. The length of the string-to-key + // specifier is implied by its type, as described above. + this.s2k = new _s2k2.default(); + i += this.s2k.read(bytes.subarray(i, bytes.length)); + + if (this.s2k.type === 'gnu-dummy') { + return; + } + } else if (this.s2k_usage) { + this.symmetric = this.s2k_usage; + this.symmetric = _enums2.default.read(_enums2.default.symmetric, this.symmetric); + } + + // - [Optional] If secret data is encrypted (string-to-key usage octet + // not zero), an Initial Vector (IV) of the same length as the + // cipher's block size. + if (this.s2k_usage) { + this.iv = bytes.subarray(i, i + _crypto2.default.cipher[this.symmetric].blockSize); + + i += this.iv.length; + } + + // - Only for a version 5 packet, a four-octet scalar octet count for + // the following key material. + if (this.version === 5) { + i += 4; + } + + // - Plain or encrypted multiprecision integers comprising the secret + // key data. These algorithm-specific fields are as described + // below. + this.keyMaterial = bytes.subarray(i); + this.isEncrypted = !!this.s2k_usage; + + if (!this.isEncrypted) { + const cleartext = this.keyMaterial.subarray(0, -2); + if (!_util2.default.equalsUint8Array(_util2.default.write_checksum(cleartext), this.keyMaterial.subarray(-2))) { + throw new Error('Key checksum mismatch'); + } + const privParams = parse_cleartext_params(cleartext, this.algorithm); + this.params = this.params.concat(privParams); + } +}; + +/** + * Creates an OpenPGP key packet for the given key. + * @returns {String} A string of bytes containing the secret key OpenPGP packet + */ +SecretKey.prototype.write = function () { + const arr = [this.writePublicKey()]; + + arr.push(new Uint8Array([this.s2k_usage])); + + const optionalFieldsArr = []; + // - [Optional] If string-to-key usage octet was 255, 254, or 253, a + // one- octet symmetric encryption algorithm. + if (this.s2k_usage === 255 || this.s2k_usage === 254 || this.s2k_usage === 253) { + optionalFieldsArr.push(_enums2.default.write(_enums2.default.symmetric, this.symmetric)); + + // - [Optional] If string-to-key usage octet was 253, a one-octet + // AEAD algorithm. + if (this.s2k_usage === 253) { + optionalFieldsArr.push(_enums2.default.write(_enums2.default.aead, this.aead)); + } + + // - [Optional] If string-to-key usage octet was 255, 254, or 253, a + // string-to-key specifier. The length of the string-to-key + // specifier is implied by its type, as described above. + optionalFieldsArr.push(...this.s2k.write()); + } + + // - [Optional] If secret data is encrypted (string-to-key usage octet + // not zero), an Initial Vector (IV) of the same length as the + // cipher's block size. + if (this.s2k_usage && this.s2k.type !== 'gnu-dummy') { + optionalFieldsArr.push(...this.iv); + } + + if (this.version === 5) { + arr.push(new Uint8Array([optionalFieldsArr.length])); + } + arr.push(new Uint8Array(optionalFieldsArr)); + + if (!this.s2k || this.s2k.type !== 'gnu-dummy') { + if (!this.s2k_usage) { + const cleartextParams = write_cleartext_params(this.params, this.algorithm); + this.keyMaterial = _util2.default.concatUint8Array([cleartextParams, _util2.default.write_checksum(cleartextParams)]); + } + + if (this.version === 5) { + arr.push(_util2.default.writeNumber(this.keyMaterial.length, 4)); + } + arr.push(this.keyMaterial); + } + + return _util2.default.concatUint8Array(arr); +}; + +/** + * Check whether secret-key data is available in decrypted form. Returns null for public keys. + * @returns {Boolean|null} + */ +SecretKey.prototype.isDecrypted = function () { + return this.isEncrypted === false; +}; + +/** + * Encrypt the payload. By default, we use aes256 and iterated, salted string + * to key specifier. If the key is in a decrypted state (isEncrypted === false) + * and the passphrase is empty or undefined, the key will be set as not encrypted. + * This can be used to remove passphrase protection after calling decrypt(). + * @param {String} passphrase + * @returns {Promise} + * @async + */ +SecretKey.prototype.encrypt = async function (passphrase) { + if (this.s2k && this.s2k.type === 'gnu-dummy') { + return false; + } + + if (!this.isDecrypted()) { + throw new Error('Key packet is already encrypted'); + } + + if (this.isDecrypted() && !passphrase) { + this.s2k_usage = 0; + return false; + } else if (!passphrase) { + throw new Error('The key must be decrypted before removing passphrase protection.'); + } + + this.s2k = new _s2k2.default(); + this.s2k.salt = await _crypto2.default.random.getRandomBytes(8); + const cleartext = write_cleartext_params(this.params, this.algorithm); + this.symmetric = 'aes256'; + const key = await produceEncryptionKey(this.s2k, passphrase, this.symmetric); + const blockLen = _crypto2.default.cipher[this.symmetric].blockSize; + this.iv = await _crypto2.default.random.getRandomBytes(blockLen); + + if (this.version === 5) { + this.s2k_usage = 253; + this.aead = 'eax'; + const mode = _crypto2.default[this.aead]; + const modeInstance = await mode(this.symmetric, key); + this.keyMaterial = await modeInstance.encrypt(cleartext, this.iv.subarray(0, mode.ivLength), new Uint8Array()); + } else { + this.s2k_usage = 254; + this.keyMaterial = await _crypto2.default.cfb.encrypt(this.symmetric, key, _util2.default.concatUint8Array([cleartext, await _crypto2.default.hash.sha1(cleartext)]), this.iv); + } + return true; +}; + +async function produceEncryptionKey(s2k, passphrase, algorithm) { + return s2k.produce_key(passphrase, _crypto2.default.cipher[algorithm].keySize); +} + +/** + * Decrypts the private key params which are needed to use the key. + * {@link module:packet.SecretKey.isDecrypted} should be false, as + * otherwise calls to this function will throw an error. + * @param {String} passphrase The passphrase for this private key as string + * @returns {Promise} + * @async + */ +SecretKey.prototype.decrypt = async function (passphrase) { + if (this.s2k && this.s2k.type === 'gnu-dummy') { + this.isEncrypted = false; + return false; + } + + if (this.isDecrypted()) { + throw new Error('Key packet is already decrypted.'); + } + + let key; + if (this.s2k_usage === 254 || this.s2k_usage === 253) { + key = await produceEncryptionKey(this.s2k, passphrase, this.symmetric); + } else if (this.s2k_usage === 255) { + throw new Error('Encrypted private key is authenticated using an insecure two-byte hash'); + } else { + throw new Error('Private key is encrypted using an insecure S2K function: unsalted MD5'); + } + + let cleartext; + if (this.s2k_usage === 253) { + const mode = _crypto2.default[this.aead]; + try { + const modeInstance = await mode(this.symmetric, key); + cleartext = await modeInstance.decrypt(this.keyMaterial, this.iv.subarray(0, mode.ivLength), new Uint8Array()); + } catch (err) { + if (err.message === 'Authentication tag mismatch') { + throw new Error('Incorrect key passphrase: ' + err.message); + } + throw err; + } + } else { + const cleartextWithHash = await _crypto2.default.cfb.decrypt(this.symmetric, key, this.keyMaterial, this.iv); + + cleartext = cleartextWithHash.subarray(0, -20); + const hash = await _crypto2.default.hash.sha1(cleartext); + + if (!_util2.default.equalsUint8Array(hash, cleartextWithHash.subarray(-20))) { + throw new Error('Incorrect key passphrase'); + } + } + + const privParams = parse_cleartext_params(cleartext, this.algorithm); + this.params = this.params.concat(privParams); + this.isEncrypted = false; + this.keyMaterial = null; + this.s2k_usage = 0; + + return true; +}; + +SecretKey.prototype.generate = async function (bits, curve) { + const algo = _enums2.default.write(_enums2.default.publicKey, this.algorithm); + this.params = await _crypto2.default.generateParams(algo, bits, curve); + this.isEncrypted = false; +}; + +/** + * Clear private key parameters + */ +SecretKey.prototype.clearPrivateParams = function () { + if (this.s2k && this.s2k.type === 'gnu-dummy') { + this.isEncrypted = true; + return; + } + + const algo = _enums2.default.write(_enums2.default.publicKey, this.algorithm); + const publicParamCount = _crypto2.default.getPubKeyParamTypes(algo).length; + this.params.slice(publicParamCount).forEach(param => { + param.data.fill(0); + }); + this.params.length = publicParamCount; + this.isEncrypted = true; +}; + +/** + * Fix custom types after cloning + */ +SecretKey.prototype.postCloneTypeFix = function () { + const algo = _enums2.default.write(_enums2.default.publicKey, this.algorithm); + const types = [].concat(_crypto2.default.getPubKeyParamTypes(algo), _crypto2.default.getPrivKeyParamTypes(algo)); + for (let i = 0; i < this.params.length; i++) { + const param = this.params[i]; + this.params[i] = types[i].fromClone(param); + } + if (this.keyid) { + this.keyid = _keyid2.default.fromClone(this.keyid); + } + if (this.s2k) { + this.s2k = _s2k2.default.fromClone(this.s2k); + } +}; + +exports.default = SecretKey; + +},{"../crypto":94,"../enums":113,"../type/keyid.js":154,"../type/s2k":157,"../util":158,"./public_key":137}],141:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _secret_key = require('./secret_key'); + +var _secret_key2 = _interopRequireDefault(_secret_key); + +var _enums = require('../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * A Secret-Subkey packet (tag 7) is the subkey analog of the Secret + * Key packet and has exactly the same format. + * @memberof module:packet + * @constructor + * @extends module:packet.SecretKey + */ +// GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @requires packet/secret_key + * @requires enums + */ + +function SecretSubkey(date = new Date()) { + _secret_key2.default.call(this, date); + this.tag = _enums2.default.packet.secretSubkey; +} + +SecretSubkey.prototype = new _secret_key2.default(); +SecretSubkey.prototype.constructor = SecretSubkey; + +exports.default = SecretSubkey; + +},{"../enums":113,"./secret_key":140}],142:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _webStreamTools = require('web-stream-tools'); + +var _webStreamTools2 = _interopRequireDefault(_webStreamTools); + +var _packet = require('./packet'); + +var _packet2 = _interopRequireDefault(_packet); + +var _keyid = require('../type/keyid.js'); + +var _keyid2 = _interopRequireDefault(_keyid); + +var _mpi = require('../type/mpi.js'); + +var _mpi2 = _interopRequireDefault(_mpi); + +var _crypto = require('../crypto'); + +var _crypto2 = _interopRequireDefault(_crypto); + +var _enums = require('../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +var _config = require('../config'); + +var _config2 = _interopRequireDefault(_config); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * Implementation of the Signature Packet (Tag 2) + * + * {@link https://tools.ietf.org/html/rfc4880#section-5.2|RFC4480 5.2}: + * A Signature packet describes a binding between some public key and + * some data. The most common signatures are a signature of a file or a + * block of text, and a signature that is a certification of a User ID. + * @memberof module:packet + * @constructor + * @param {Date} date the creation date of the signature + */ +// GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @requires web-stream-tools + * @requires packet/packet + * @requires type/keyid + * @requires type/mpi + * @requires crypto + * @requires enums + * @requires util + */ + +function Signature(date = new Date()) { + this.tag = _enums2.default.packet.signature; + this.version = 4; // This is set to 5 below if we sign with a V5 key. + this.signatureType = null; + this.hashAlgorithm = null; + this.publicKeyAlgorithm = null; + + this.signatureData = null; + this.unhashedSubpackets = []; + this.signedHashValue = null; + + this.created = _util2.default.normalizeDate(date); + this.signatureExpirationTime = null; + this.signatureNeverExpires = true; + this.exportable = null; + this.trustLevel = null; + this.trustAmount = null; + this.regularExpression = null; + this.revocable = null; + this.keyExpirationTime = null; + this.keyNeverExpires = null; + this.preferredSymmetricAlgorithms = null; + this.revocationKeyClass = null; + this.revocationKeyAlgorithm = null; + this.revocationKeyFingerprint = null; + this.issuerKeyId = new _keyid2.default(); + this.notations = []; + this.preferredHashAlgorithms = null; + this.preferredCompressionAlgorithms = null; + this.keyServerPreferences = null; + this.preferredKeyServer = null; + this.isPrimaryUserID = null; + this.policyURI = null; + this.keyFlags = null; + this.signersUserId = null; + this.reasonForRevocationFlag = null; + this.reasonForRevocationString = null; + this.features = null; + this.signatureTargetPublicKeyAlgorithm = null; + this.signatureTargetHashAlgorithm = null; + this.signatureTargetHash = null; + this.embeddedSignature = null; + this.issuerKeyVersion = null; + this.issuerFingerprint = null; + this.preferredAeadAlgorithms = null; + + this.verified = null; + this.revoked = null; +} + +/** + * parsing function for a signature packet (tag 2). + * @param {String} bytes payload of a tag 2 packet + * @param {Integer} position position to start reading from the bytes string + * @param {Integer} len length of the packet or the remaining length of bytes at position + * @returns {module:packet.Signature} object representation + */ +Signature.prototype.read = function (bytes) { + let i = 0; + this.version = bytes[i++]; + + if (this.version !== 4 && this.version !== 5) { + throw new Error('Version ' + this.version + ' of the signature is unsupported.'); + } + + this.signatureType = bytes[i++]; + this.publicKeyAlgorithm = bytes[i++]; + this.hashAlgorithm = bytes[i++]; + + // hashed subpackets + i += this.read_sub_packets(bytes.subarray(i, bytes.length), true); + + // A V4 signature hashes the packet body + // starting from its first field, the version number, through the end + // of the hashed subpacket data. Thus, the fields hashed are the + // signature version, the signature type, the public-key algorithm, the + // hash algorithm, the hashed subpacket length, and the hashed + // subpacket body. + this.signatureData = bytes.subarray(0, i); + + // unhashed subpackets + i += this.read_sub_packets(bytes.subarray(i, bytes.length), false); + + // Two-octet field holding left 16 bits of signed hash value. + this.signedHashValue = bytes.subarray(i, i + 2); + i += 2; + + this.signature = bytes.subarray(i, bytes.length); +}; + +Signature.prototype.write = function () { + const arr = []; + arr.push(this.signatureData); + arr.push(this.write_unhashed_sub_packets()); + arr.push(this.signedHashValue); + arr.push(_webStreamTools2.default.clone(this.signature)); + return _util2.default.concat(arr); +}; + +/** + * Signs provided data. This needs to be done prior to serialization. + * @param {module:packet.SecretKey} key private key used to sign the message. + * @param {Object} data Contains packets to be signed. + * @param {Boolean} detached (optional) whether to create a detached signature + * @param {Boolean} streaming (optional) whether to process data as a stream + * @returns {Promise} + * @async + */ +Signature.prototype.sign = async function (key, data, detached = false, streaming = false) { + const signatureType = _enums2.default.write(_enums2.default.signature, this.signatureType); + const publicKeyAlgorithm = _enums2.default.write(_enums2.default.publicKey, this.publicKeyAlgorithm); + const hashAlgorithm = _enums2.default.write(_enums2.default.hash, this.hashAlgorithm); + + if (key.version === 5) { + this.version = 5; + } + const arr = [new Uint8Array([this.version, signatureType, publicKeyAlgorithm, hashAlgorithm])]; + + if (key.version === 5) { + // We could also generate this subpacket for version 4 keys, but for + // now we don't. + this.issuerKeyVersion = key.version; + this.issuerFingerprint = key.getFingerprintBytes(); + } + + this.issuerKeyId = key.getKeyId(); + + // Add hashed subpackets + arr.push(this.write_hashed_sub_packets()); + + this.signatureData = _util2.default.concat(arr); + + const toHash = this.toHash(signatureType, data, detached); + const hash = await this.hash(signatureType, data, toHash, detached); + + this.signedHashValue = _webStreamTools2.default.slice(_webStreamTools2.default.clone(hash), 0, 2); + const params = key.params; + const signed = async () => _crypto2.default.signature.sign(publicKeyAlgorithm, hashAlgorithm, params, toHash, (await _webStreamTools2.default.readToEnd(hash))); + if (streaming) { + this.signature = _webStreamTools2.default.fromAsync(signed); + } else { + this.signature = await signed(); + + // Store the fact that this signature is valid, e.g. for when we call `await + // getLatestValidSignature(this.revocationSignatures, key, data)` later. + // Note that this only holds up if the key and data passed to verify are the + // same as the ones passed to sign. + this.verified = true; + } + return true; +}; + +/** + * Creates Uint8Array of bytes of all subpacket data except Issuer and Embedded Signature subpackets + * @returns {Uint8Array} subpacket data + */ +Signature.prototype.write_hashed_sub_packets = function () { + const sub = _enums2.default.signatureSubpacket; + const arr = []; + let bytes; + if (this.created !== null) { + arr.push(write_sub_packet(sub.signature_creation_time, _util2.default.writeDate(this.created))); + } + if (this.signatureExpirationTime !== null) { + arr.push(write_sub_packet(sub.signature_expiration_time, _util2.default.writeNumber(this.signatureExpirationTime, 4))); + } + if (this.exportable !== null) { + arr.push(write_sub_packet(sub.exportable_certification, new Uint8Array([this.exportable ? 1 : 0]))); + } + if (this.trustLevel !== null) { + bytes = new Uint8Array([this.trustLevel, this.trustAmount]); + arr.push(write_sub_packet(sub.trust_signature, bytes)); + } + if (this.regularExpression !== null) { + arr.push(write_sub_packet(sub.regular_expression, this.regularExpression)); + } + if (this.revocable !== null) { + arr.push(write_sub_packet(sub.revocable, new Uint8Array([this.revocable ? 1 : 0]))); + } + if (this.keyExpirationTime !== null) { + arr.push(write_sub_packet(sub.key_expiration_time, _util2.default.writeNumber(this.keyExpirationTime, 4))); + } + if (this.preferredSymmetricAlgorithms !== null) { + bytes = _util2.default.str_to_Uint8Array(_util2.default.Uint8Array_to_str(this.preferredSymmetricAlgorithms)); + arr.push(write_sub_packet(sub.preferred_symmetric_algorithms, bytes)); + } + if (this.revocationKeyClass !== null) { + bytes = new Uint8Array([this.revocationKeyClass, this.revocationKeyAlgorithm]); + bytes = _util2.default.concat([bytes, this.revocationKeyFingerprint]); + arr.push(write_sub_packet(sub.revocation_key, bytes)); + } + this.notations.forEach(([name, value]) => { + bytes = [new Uint8Array([0x80, 0, 0, 0])]; + // 2 octets of name length + bytes.push(_util2.default.writeNumber(name.length, 2)); + // 2 octets of value length + bytes.push(_util2.default.writeNumber(value.length, 2)); + bytes.push(_util2.default.str_to_Uint8Array(name + value)); + bytes = _util2.default.concat(bytes); + arr.push(write_sub_packet(sub.notation_data, bytes)); + }); + if (this.preferredHashAlgorithms !== null) { + bytes = _util2.default.str_to_Uint8Array(_util2.default.Uint8Array_to_str(this.preferredHashAlgorithms)); + arr.push(write_sub_packet(sub.preferred_hash_algorithms, bytes)); + } + if (this.preferredCompressionAlgorithms !== null) { + bytes = _util2.default.str_to_Uint8Array(_util2.default.Uint8Array_to_str(this.preferredCompressionAlgorithms)); + arr.push(write_sub_packet(sub.preferred_compression_algorithms, bytes)); + } + if (this.keyServerPreferences !== null) { + bytes = _util2.default.str_to_Uint8Array(_util2.default.Uint8Array_to_str(this.keyServerPreferences)); + arr.push(write_sub_packet(sub.key_server_preferences, bytes)); + } + if (this.preferredKeyServer !== null) { + arr.push(write_sub_packet(sub.preferred_key_server, _util2.default.str_to_Uint8Array(this.preferredKeyServer))); + } + if (this.isPrimaryUserID !== null) { + arr.push(write_sub_packet(sub.primary_user_id, new Uint8Array([this.isPrimaryUserID ? 1 : 0]))); + } + if (this.policyURI !== null) { + arr.push(write_sub_packet(sub.policy_uri, _util2.default.str_to_Uint8Array(this.policyURI))); + } + if (this.keyFlags !== null) { + bytes = _util2.default.str_to_Uint8Array(_util2.default.Uint8Array_to_str(this.keyFlags)); + arr.push(write_sub_packet(sub.key_flags, bytes)); + } + if (this.signersUserId !== null) { + arr.push(write_sub_packet(sub.signers_user_id, _util2.default.str_to_Uint8Array(this.signersUserId))); + } + if (this.reasonForRevocationFlag !== null) { + bytes = _util2.default.str_to_Uint8Array(String.fromCharCode(this.reasonForRevocationFlag) + this.reasonForRevocationString); + arr.push(write_sub_packet(sub.reason_for_revocation, bytes)); + } + if (this.features !== null) { + bytes = _util2.default.str_to_Uint8Array(_util2.default.Uint8Array_to_str(this.features)); + arr.push(write_sub_packet(sub.features, bytes)); + } + if (this.signatureTargetPublicKeyAlgorithm !== null) { + bytes = [new Uint8Array([this.signatureTargetPublicKeyAlgorithm, this.signatureTargetHashAlgorithm])]; + bytes.push(_util2.default.str_to_Uint8Array(this.signatureTargetHash)); + bytes = _util2.default.concat(bytes); + arr.push(write_sub_packet(sub.signature_target, bytes)); + } + if (this.preferredAeadAlgorithms !== null) { + bytes = _util2.default.str_to_Uint8Array(_util2.default.Uint8Array_to_str(this.preferredAeadAlgorithms)); + arr.push(write_sub_packet(sub.preferred_aead_algorithms, bytes)); + } + + const result = _util2.default.concat(arr); + const length = _util2.default.writeNumber(result.length, 2); + + return _util2.default.concat([length, result]); +}; + +/** + * Creates Uint8Array of bytes of Issuer and Embedded Signature subpackets + * @returns {Uint8Array} subpacket data + */ +Signature.prototype.write_unhashed_sub_packets = function () { + const sub = _enums2.default.signatureSubpacket; + const arr = []; + let bytes; + if (!this.issuerKeyId.isNull() && this.issuerKeyVersion !== 5) { + // If the version of [the] key is greater than 4, this subpacket + // MUST NOT be included in the signature. + arr.push(write_sub_packet(sub.issuer, this.issuerKeyId.write())); + } + if (this.embeddedSignature !== null) { + arr.push(write_sub_packet(sub.embedded_signature, this.embeddedSignature.write())); + } + if (this.issuerFingerprint !== null) { + bytes = [new Uint8Array([this.issuerKeyVersion]), this.issuerFingerprint]; + bytes = _util2.default.concat(bytes); + arr.push(write_sub_packet(sub.issuer_fingerprint, bytes)); + } + this.unhashedSubpackets.forEach(data => { + arr.push(_packet2.default.writeSimpleLength(data.length)); + arr.push(data); + }); + + const result = _util2.default.concat(arr); + const length = _util2.default.writeNumber(result.length, 2); + + return _util2.default.concat([length, result]); +}; + +/** + * Creates a string representation of a sub signature packet + * @see {@link https://tools.ietf.org/html/rfc4880#section-5.2.3.1|RFC4880 5.2.3.1} + * @see {@link https://tools.ietf.org/html/rfc4880#section-5.2.3.2|RFC4880 5.2.3.2} + * @param {Integer} type subpacket signature type. + * @param {String} data data to be included + * @returns {String} a string-representation of a sub signature packet + * @private + */ +function write_sub_packet(type, data) { + const arr = []; + arr.push(_packet2.default.writeSimpleLength(data.length + 1)); + arr.push(new Uint8Array([type])); + arr.push(data); + return _util2.default.concat(arr); +} + +// V4 signature sub packets + +Signature.prototype.read_sub_packet = function (bytes, trusted = true) { + let mypos = 0; + + const read_array = (prop, bytes) => { + this[prop] = []; + + for (let i = 0; i < bytes.length; i++) { + this[prop].push(bytes[i]); + } + }; + + // The leftmost bit denotes a "critical" packet + const critical = bytes[mypos] & 0x80; + const type = bytes[mypos] & 0x7F; + + // GPG puts the Issuer and Signature subpackets in the unhashed area. + // Tampering with those invalidates the signature, so we can trust them. + // Ignore all other unhashed subpackets. + if (!trusted && ![_enums2.default.signatureSubpacket.issuer, _enums2.default.signatureSubpacket.issuer_fingerprint, _enums2.default.signatureSubpacket.embedded_signature].includes(type)) { + this.unhashedSubpackets.push(bytes.subarray(mypos, bytes.length)); + return; + } + + mypos++; + + // subpacket type + switch (type) { + case 2: + // Signature Creation Time + this.created = _util2.default.readDate(bytes.subarray(mypos, bytes.length)); + break; + case 3: + { + // Signature Expiration Time in seconds + const seconds = _util2.default.readNumber(bytes.subarray(mypos, bytes.length)); + + this.signatureNeverExpires = seconds === 0; + this.signatureExpirationTime = seconds; + + break; + } + case 4: + // Exportable Certification + this.exportable = bytes[mypos++] === 1; + break; + case 5: + // Trust Signature + this.trustLevel = bytes[mypos++]; + this.trustAmount = bytes[mypos++]; + break; + case 6: + // Regular Expression + this.regularExpression = bytes[mypos]; + break; + case 7: + // Revocable + this.revocable = bytes[mypos++] === 1; + break; + case 9: + { + // Key Expiration Time in seconds + const seconds = _util2.default.readNumber(bytes.subarray(mypos, bytes.length)); + + this.keyExpirationTime = seconds; + this.keyNeverExpires = seconds === 0; + + break; + } + case 11: + // Preferred Symmetric Algorithms + read_array('preferredSymmetricAlgorithms', bytes.subarray(mypos, bytes.length)); + break; + case 12: + // Revocation Key + // (1 octet of class, 1 octet of public-key algorithm ID, 20 + // octets of + // fingerprint) + this.revocationKeyClass = bytes[mypos++]; + this.revocationKeyAlgorithm = bytes[mypos++]; + this.revocationKeyFingerprint = bytes.subarray(mypos, mypos + 20); + break; + + case 16: + // Issuer + this.issuerKeyId.read(bytes.subarray(mypos, bytes.length)); + break; + + case 20: + // Notation Data + // We don't know how to handle anything but a text flagged data. + if (bytes[mypos] === 0x80) { + // We extract key/value tuple from the byte stream. + mypos += 4; + const m = _util2.default.readNumber(bytes.subarray(mypos, mypos + 2)); + mypos += 2; + const n = _util2.default.readNumber(bytes.subarray(mypos, mypos + 2)); + mypos += 2; + + const name = _util2.default.Uint8Array_to_str(bytes.subarray(mypos, mypos + m)); + const value = _util2.default.Uint8Array_to_str(bytes.subarray(mypos + m, mypos + m + n)); + + this.notations.push([name, value]); + + if (critical && _config2.default.known_notations.indexOf(name) === -1) { + throw new Error("Unknown critical notation: " + name); + } + } else { + _util2.default.print_debug("Unsupported notation flag " + bytes[mypos]); + } + break; + case 21: + // Preferred Hash Algorithms + read_array('preferredHashAlgorithms', bytes.subarray(mypos, bytes.length)); + break; + case 22: + // Preferred Compression Algorithms + read_array('preferredCompressionAlgorithms', bytes.subarray(mypos, bytes.length)); + break; + case 23: + // Key Server Preferences + read_array('keyServerPreferences', bytes.subarray(mypos, bytes.length)); + break; + case 24: + // Preferred Key Server + this.preferredKeyServer = _util2.default.Uint8Array_to_str(bytes.subarray(mypos, bytes.length)); + break; + case 25: + // Primary User ID + this.isPrimaryUserID = bytes[mypos++] !== 0; + break; + case 26: + // Policy URI + this.policyURI = _util2.default.Uint8Array_to_str(bytes.subarray(mypos, bytes.length)); + break; + case 27: + // Key Flags + read_array('keyFlags', bytes.subarray(mypos, bytes.length)); + break; + case 28: + // Signer's User ID + this.signersUserId = _util2.default.Uint8Array_to_str(bytes.subarray(mypos, bytes.length)); + break; + case 29: + // Reason for Revocation + this.reasonForRevocationFlag = bytes[mypos++]; + this.reasonForRevocationString = _util2.default.Uint8Array_to_str(bytes.subarray(mypos, bytes.length)); + break; + case 30: + // Features + read_array('features', bytes.subarray(mypos, bytes.length)); + break; + case 31: + { + // Signature Target + // (1 octet public-key algorithm, 1 octet hash algorithm, N octets hash) + this.signatureTargetPublicKeyAlgorithm = bytes[mypos++]; + this.signatureTargetHashAlgorithm = bytes[mypos++]; + + const len = _crypto2.default.getHashByteLength(this.signatureTargetHashAlgorithm); + + this.signatureTargetHash = _util2.default.Uint8Array_to_str(bytes.subarray(mypos, mypos + len)); + break; + } + case 32: + // Embedded Signature + this.embeddedSignature = new Signature(); + this.embeddedSignature.read(bytes.subarray(mypos, bytes.length)); + break; + case 33: + // Issuer Fingerprint + this.issuerKeyVersion = bytes[mypos++]; + this.issuerFingerprint = bytes.subarray(mypos, bytes.length); + if (this.issuerKeyVersion === 5) { + this.issuerKeyId.read(this.issuerFingerprint); + } else { + this.issuerKeyId.read(this.issuerFingerprint.subarray(-8)); + } + break; + case 34: + // Preferred AEAD Algorithms + read_array.call(this, 'preferredAeadAlgorithms', bytes.subarray(mypos, bytes.length)); + break; + default: + { + const err = new Error("Unknown signature subpacket type " + type + " @:" + mypos); + if (critical) { + throw err; + } else { + _util2.default.print_debug(err); + } + } + } +}; + +Signature.prototype.read_sub_packets = function (bytes, trusted = true) { + // Two-octet scalar octet count for following subpacket data. + const subpacket_length = _util2.default.readNumber(bytes.subarray(0, 2)); + + let i = 2; + + // subpacket data set (zero or more subpackets) + while (i < 2 + subpacket_length) { + const len = _packet2.default.readSimpleLength(bytes.subarray(i, bytes.length)); + i += len.offset; + + this.read_sub_packet(bytes.subarray(i, i + len.len), trusted); + + i += len.len; + } + + return i; +}; + +// Produces data to produce signature on +Signature.prototype.toSign = function (type, data) { + const t = _enums2.default.signature; + + switch (type) { + case t.binary: + if (data.text !== null) { + return _util2.default.encode_utf8(data.getText(true)); + } + return data.getBytes(true); + + case t.text: + { + const bytes = data.getBytes(true); + // normalize EOL to \r\n + return _util2.default.canonicalizeEOL(bytes); + } + case t.standalone: + return new Uint8Array(0); + + case t.cert_generic: + case t.cert_persona: + case t.cert_casual: + case t.cert_positive: + case t.cert_revocation: + { + let packet; + let tag; + + if (data.userId) { + tag = 0xB4; + packet = data.userId; + } else if (data.userAttribute) { + tag = 0xD1; + packet = data.userAttribute; + } else { + throw new Error('Either a userId or userAttribute packet needs to be ' + 'supplied for certification.'); + } + + const bytes = packet.write(); + + return _util2.default.concat([this.toSign(t.key, data), new Uint8Array([tag]), _util2.default.writeNumber(bytes.length, 4), bytes]); + } + case t.subkey_binding: + case t.subkey_revocation: + case t.key_binding: + return _util2.default.concat([this.toSign(t.key, data), this.toSign(t.key, { + key: data.bind + })]); + + case t.key: + if (data.key === undefined) { + throw new Error('Key packet is required for this signature.'); + } + return data.key.writeForHash(this.version); + + case t.key_revocation: + return this.toSign(t.key, data); + case t.timestamp: + return new Uint8Array(0); + case t.third_party: + throw new Error('Not implemented'); + default: + throw new Error('Unknown signature type.'); + } +}; + +Signature.prototype.calculateTrailer = function (data, detached) { + let length = 0; + return _webStreamTools2.default.transform(_webStreamTools2.default.clone(this.signatureData), value => { + length += value.length; + }, () => { + const arr = []; + if (this.version === 5 && (this.signatureType === _enums2.default.signature.binary || this.signatureType === _enums2.default.signature.text)) { + if (detached) { + arr.push(new Uint8Array(6)); + } else { + arr.push(data.writeHeader()); + } + } + arr.push(new Uint8Array([this.version, 0xFF])); + if (this.version === 5) { + arr.push(new Uint8Array(4)); + } + arr.push(_util2.default.writeNumber(length, 4)); + // For v5, this should really be writeNumber(length, 8) rather than the + // hardcoded 4 zero bytes above + return _util2.default.concat(arr); + }); +}; + +Signature.prototype.toHash = function (signatureType, data, detached = false) { + const bytes = this.toSign(signatureType, data); + + return _util2.default.concat([bytes, this.signatureData, this.calculateTrailer(data, detached)]); +}; + +Signature.prototype.hash = async function (signatureType, data, toHash, detached = false, streaming = true) { + const hashAlgorithm = _enums2.default.write(_enums2.default.hash, this.hashAlgorithm); + if (!toHash) toHash = this.toHash(signatureType, data, detached); + if (!streaming && _util2.default.isStream(toHash)) { + return _webStreamTools2.default.fromAsync(async () => this.hash(signatureType, data, (await _webStreamTools2.default.readToEnd(toHash)), detached)); + } + return _crypto2.default.hash.digest(hashAlgorithm, toHash); +}; + +/** + * verifies the signature packet. Note: not all signature types are implemented + * @param {module:packet.PublicSubkey|module:packet.PublicKey| + * module:packet.SecretSubkey|module:packet.SecretKey} key the public key to verify the signature + * @param {module:enums.signature} signatureType expected signature type + * @param {String|Object} data data which on the signature applies + * @param {Boolean} detached (optional) whether to verify a detached signature + * @returns {Promise} True if message is verified, else false. + * @async + */ +Signature.prototype.verify = async function (key, signatureType, data, detached = false, streaming = false) { + const publicKeyAlgorithm = _enums2.default.write(_enums2.default.publicKey, this.publicKeyAlgorithm); + const hashAlgorithm = _enums2.default.write(_enums2.default.hash, this.hashAlgorithm); + + if (publicKeyAlgorithm !== _enums2.default.write(_enums2.default.publicKey, key.algorithm)) { + throw new Error('Public key algorithm used to sign signature does not match issuer key algorithm.'); + } + + let toHash; + let hash; + if (this.hashed) { + hash = await this.hashed; + } else { + toHash = this.toHash(signatureType, data, detached); + if (!streaming) toHash = await _webStreamTools2.default.readToEnd(toHash); + hash = await this.hash(signatureType, data, toHash); + } + hash = await _webStreamTools2.default.readToEnd(hash); + if (this.signedHashValue[0] !== hash[0] || this.signedHashValue[1] !== hash[1]) { + throw new Error('Message digest did not match'); + } + + let mpicount = 0; + // Algorithm-Specific Fields for RSA signatures: + // - multiprecision number (MPI) of RSA signature value m**d mod n. + if (publicKeyAlgorithm > 0 && publicKeyAlgorithm < 4) { + mpicount = 1; + + // Algorithm-Specific Fields for DSA, ECDSA, and EdDSA signatures: + // - MPI of DSA value r. + // - MPI of DSA value s. + } else if (publicKeyAlgorithm === _enums2.default.publicKey.dsa || publicKeyAlgorithm === _enums2.default.publicKey.ecdsa || publicKeyAlgorithm === _enums2.default.publicKey.eddsa) { + mpicount = 2; + } + + // EdDSA signature parameters are encoded in little-endian format + // https://tools.ietf.org/html/rfc8032#section-5.1.2 + const endian = publicKeyAlgorithm === _enums2.default.publicKey.eddsa ? 'le' : 'be'; + const mpi = []; + let i = 0; + this.signature = await _webStreamTools2.default.readToEnd(this.signature); + for (let j = 0; j < mpicount; j++) { + mpi[j] = new _mpi2.default(); + i += mpi[j].read(this.signature.subarray(i, this.signature.length), endian); + } + const verified = await _crypto2.default.signature.verify(publicKeyAlgorithm, hashAlgorithm, mpi, key.params, toHash, hash); + if (!verified) { + throw new Error('Signature verification failed'); + } + if (_config2.default.reject_hash_algorithms.has(hashAlgorithm)) { + throw new Error('Insecure hash algorithm: ' + _enums2.default.read(_enums2.default.hash, hashAlgorithm).toUpperCase()); + } + if (_config2.default.reject_message_hash_algorithms.has(hashAlgorithm) && [_enums2.default.signature.binary, _enums2.default.signature.text].includes(this.signatureType)) { + throw new Error('Insecure message hash algorithm: ' + _enums2.default.read(_enums2.default.hash, hashAlgorithm).toUpperCase()); + } + if (this.revocationKeyClass !== null) { + throw new Error('This key is intended to be revoked with an authorized key, which OpenPGP.js does not support.'); + } + this.verified = true; + return true; +}; + +/** + * Verifies signature expiration date + * @param {Date} date (optional) use the given date for verification instead of the current time + * @returns {Boolean} true if expired + */ +Signature.prototype.isExpired = function (date = new Date()) { + const normDate = _util2.default.normalizeDate(date); + if (normDate !== null) { + const expirationTime = this.getExpirationTime(); + return !(this.created <= normDate && normDate <= expirationTime); + } + return false; +}; + +/** + * Returns the expiration time of the signature or Infinity if signature does not expire + * @returns {Date} expiration time + */ +Signature.prototype.getExpirationTime = function () { + return !this.signatureNeverExpires ? new Date(this.created.getTime() + this.signatureExpirationTime * 1000) : Infinity; +}; + +/** + * Fix custom types after cloning + */ +Signature.prototype.postCloneTypeFix = function () { + this.issuerKeyId = _keyid2.default.fromClone(this.issuerKeyId); +}; + +exports.default = Signature; + +},{"../config":79,"../crypto":94,"../enums":113,"../type/keyid.js":154,"../type/mpi.js":155,"../util":158,"./packet":135,"web-stream-tools":75}],143:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _webStreamTools = require('web-stream-tools'); + +var _webStreamTools2 = _interopRequireDefault(_webStreamTools); + +var _config = require('../config'); + +var _config2 = _interopRequireDefault(_config); + +var _crypto = require('../crypto'); + +var _crypto2 = _interopRequireDefault(_crypto); + +var _enums = require('../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +const VERSION = 1; // A one-octet version number of the data packet. + +/** + * Implementation of the Symmetrically Encrypted Authenticated Encryption with + * Additional Data (AEAD) Protected Data Packet + * + * {@link https://tools.ietf.org/html/draft-ford-openpgp-format-00#section-2.1}: + * AEAD Protected Data Packet + * @memberof module:packet + * @constructor + */ +// OpenPGP.js - An OpenPGP implementation in javascript +// Copyright (C) 2016 Tankred Hase +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @requires web-stream-tools + * @requires config + * @requires crypto + * @requires enums + * @requires util + */ + +function SymEncryptedAEADProtected() { + this.tag = _enums2.default.packet.symEncryptedAEADProtected; + this.version = VERSION; + this.cipherAlgo = null; + this.aeadAlgorithm = 'eax'; + this.aeadAlgo = null; + this.chunkSizeByte = null; + this.iv = null; + this.encrypted = null; + this.packets = null; +} + +exports.default = SymEncryptedAEADProtected; + +/** + * Parse an encrypted payload of bytes in the order: version, IV, ciphertext (see specification) + * @param {Uint8Array | ReadableStream} bytes + */ + +SymEncryptedAEADProtected.prototype.read = async function (bytes) { + await _webStreamTools2.default.parse(bytes, async reader => { + if ((await reader.readByte()) !== VERSION) { + // The only currently defined value is 1. + throw new Error('Invalid packet version.'); + } + this.cipherAlgo = await reader.readByte(); + this.aeadAlgo = await reader.readByte(); + this.chunkSizeByte = await reader.readByte(); + const mode = _crypto2.default[_enums2.default.read(_enums2.default.aead, this.aeadAlgo)]; + this.iv = await reader.readBytes(mode.ivLength); + this.encrypted = reader.remainder(); + }); +}; + +/** + * Write the encrypted payload of bytes in the order: version, IV, ciphertext (see specification) + * @returns {Uint8Array | ReadableStream} The encrypted payload + */ +SymEncryptedAEADProtected.prototype.write = function () { + return _util2.default.concat([new Uint8Array([this.version, this.cipherAlgo, this.aeadAlgo, this.chunkSizeByte]), this.iv, this.encrypted]); +}; + +/** + * Decrypt the encrypted payload. + * @param {String} sessionKeyAlgorithm The session key's cipher algorithm e.g. 'aes128' + * @param {Uint8Array} key The session key used to encrypt the payload + * @param {Boolean} streaming Whether the top-level function will return a stream + * @returns {Boolean} + * @async + */ +SymEncryptedAEADProtected.prototype.decrypt = async function (sessionKeyAlgorithm, key, streaming) { + await this.packets.read((await this.crypt('decrypt', key, _webStreamTools2.default.clone(this.encrypted), streaming)), streaming); + return true; +}; + +/** + * Encrypt the packet list payload. + * @param {String} sessionKeyAlgorithm The session key's cipher algorithm e.g. 'aes128' + * @param {Uint8Array} key The session key used to encrypt the payload + * @param {Boolean} streaming Whether the top-level function will return a stream + * @async + */ +SymEncryptedAEADProtected.prototype.encrypt = async function (sessionKeyAlgorithm, key, streaming) { + this.cipherAlgo = _enums2.default.write(_enums2.default.symmetric, sessionKeyAlgorithm); + this.aeadAlgo = _enums2.default.write(_enums2.default.aead, this.aeadAlgorithm); + const mode = _crypto2.default[_enums2.default.read(_enums2.default.aead, this.aeadAlgo)]; + this.iv = await _crypto2.default.random.getRandomBytes(mode.ivLength); // generate new random IV + this.chunkSizeByte = _config2.default.aead_chunk_size_byte; + const data = this.packets.write(); + this.encrypted = await this.crypt('encrypt', key, data, streaming); +}; + +/** + * En/decrypt the payload. + * @param {encrypt|decrypt} fn Whether to encrypt or decrypt + * @param {Uint8Array} key The session key used to en/decrypt the payload + * @param {Uint8Array | ReadableStream} data The data to en/decrypt + * @param {Boolean} streaming Whether the top-level function will return a stream + * @returns {Uint8Array | ReadableStream} + * @async + */ +SymEncryptedAEADProtected.prototype.crypt = async function (fn, key, data, streaming) { + const cipher = _enums2.default.read(_enums2.default.symmetric, this.cipherAlgo); + const mode = _crypto2.default[_enums2.default.read(_enums2.default.aead, this.aeadAlgo)]; + const modeInstance = await mode(cipher, key); + const tagLengthIfDecrypting = fn === 'decrypt' ? mode.tagLength : 0; + const tagLengthIfEncrypting = fn === 'encrypt' ? mode.tagLength : 0; + const chunkSize = 2 ** (this.chunkSizeByte + 6) + tagLengthIfDecrypting; // ((uint64_t)1 << (c + 6)) + const adataBuffer = new ArrayBuffer(21); + const adataArray = new Uint8Array(adataBuffer, 0, 13); + const adataTagArray = new Uint8Array(adataBuffer); + const adataView = new DataView(adataBuffer); + const chunkIndexArray = new Uint8Array(adataBuffer, 5, 8); + adataArray.set([0xC0 | this.tag, this.version, this.cipherAlgo, this.aeadAlgo, this.chunkSizeByte], 0); + let chunkIndex = 0; + let latestPromise = Promise.resolve(); + let cryptedBytes = 0; + let queuedBytes = 0; + const iv = this.iv; + return _webStreamTools2.default.transformPair(data, async (readable, writable) => { + const reader = _webStreamTools2.default.getReader(readable); + const buffer = new TransformStream({}, { + highWaterMark: streaming ? _util2.default.getHardwareConcurrency() * 2 ** (this.chunkSizeByte + 6) : Infinity, + size: array => array.length + }); + _webStreamTools2.default.pipe(buffer.readable, writable); + const writer = _webStreamTools2.default.getWriter(buffer.writable); + try { + while (true) { + let chunk = (await reader.readBytes(chunkSize + tagLengthIfDecrypting)) || new Uint8Array(); + const finalChunk = chunk.subarray(chunk.length - tagLengthIfDecrypting); + chunk = chunk.subarray(0, chunk.length - tagLengthIfDecrypting); + let cryptedPromise; + let done; + if (!chunkIndex || chunk.length) { + reader.unshift(finalChunk); + cryptedPromise = modeInstance[fn](chunk, mode.getNonce(iv, chunkIndexArray), adataArray); + queuedBytes += chunk.length - tagLengthIfDecrypting + tagLengthIfEncrypting; + } else { + // After the last chunk, we either encrypt a final, empty + // data chunk to get the final authentication tag or + // validate that final authentication tag. + adataView.setInt32(13 + 4, cryptedBytes); // Should be setInt64(13, ...) + cryptedPromise = modeInstance[fn](finalChunk, mode.getNonce(iv, chunkIndexArray), adataTagArray); + queuedBytes += tagLengthIfEncrypting; + done = true; + } + cryptedBytes += chunk.length - tagLengthIfDecrypting; + // eslint-disable-next-line no-loop-func + latestPromise = latestPromise.then(() => cryptedPromise).then(async crypted => { + await writer.ready; + await writer.write(crypted); + queuedBytes -= crypted.length; + }).catch(err => writer.abort(err)); + if (done || queuedBytes > writer.desiredSize) { + await latestPromise; // Respect backpressure + } + if (!done) { + adataView.setInt32(5 + 4, ++chunkIndex); // Should be setInt64(5, ...) + } else { + await writer.close(); + break; + } + } + } catch (e) { + await writer.abort(e); + } + }); +}; + +},{"../config":79,"../crypto":94,"../enums":113,"../util":158,"web-stream-tools":75}],144:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _webStreamTools = require('web-stream-tools'); + +var _webStreamTools2 = _interopRequireDefault(_webStreamTools); + +var _config = require('../config'); + +var _config2 = _interopRequireDefault(_config); + +var _crypto = require('../crypto'); + +var _crypto2 = _interopRequireDefault(_crypto); + +var _enums = require('../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +const VERSION = 1; // A one-octet version number of the data packet. + +/** + * Implementation of the Sym. Encrypted Integrity Protected Data Packet (Tag 18) + * + * {@link https://tools.ietf.org/html/rfc4880#section-5.13|RFC4880 5.13}: + * The Symmetrically Encrypted Integrity Protected Data packet is + * a variant of the Symmetrically Encrypted Data packet. It is a new feature + * created for OpenPGP that addresses the problem of detecting a modification to + * encrypted data. It is used in combination with a Modification Detection Code + * packet. + * @memberof module:packet + * @constructor + */ +// GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @requires asmcrypto.js + * @requires web-stream-tools + * @requires config + * @requires crypto + * @requires enums + * @requires util + */ + +function SymEncryptedIntegrityProtected() { + this.tag = _enums2.default.packet.symEncryptedIntegrityProtected; + this.version = VERSION; + /** The encrypted payload. */ + this.encrypted = null; // string + /** + * If after decrypting the packet this is set to true, + * a modification has been detected and thus the contents + * should be discarded. + * @type {Boolean} + */ + this.modification = false; + this.packets = null; +} + +SymEncryptedIntegrityProtected.prototype.read = async function (bytes) { + await _webStreamTools2.default.parse(bytes, async reader => { + + // - A one-octet version number. The only currently defined value is 1. + if ((await reader.readByte()) !== VERSION) { + throw new Error('Invalid packet version.'); + } + + // - Encrypted data, the output of the selected symmetric-key cipher + // operating in Cipher Feedback mode with shift amount equal to the + // block size of the cipher (CFB-n where n is the block size). + this.encrypted = reader.remainder(); + }); +}; + +SymEncryptedIntegrityProtected.prototype.write = function () { + return _util2.default.concat([new Uint8Array([VERSION]), this.encrypted]); +}; + +/** + * Encrypt the payload in the packet. + * @param {String} sessionKeyAlgorithm The selected symmetric encryption algorithm to be used e.g. 'aes128' + * @param {Uint8Array} key The key of cipher blocksize length to be used + * @param {Boolean} streaming Whether to set this.encrypted to a stream + * @returns {Promise} + * @async + */ +SymEncryptedIntegrityProtected.prototype.encrypt = async function (sessionKeyAlgorithm, key, streaming) { + let bytes = this.packets.write(); + if (!streaming) bytes = await _webStreamTools2.default.readToEnd(bytes); + const prefix = await _crypto2.default.getPrefixRandom(sessionKeyAlgorithm); + const mdc = new Uint8Array([0xD3, 0x14]); // modification detection code packet + + const tohash = _util2.default.concat([prefix, bytes, mdc]); + const hash = await _crypto2.default.hash.sha1(_webStreamTools2.default.passiveClone(tohash)); + const plaintext = _util2.default.concat([tohash, hash]); + + this.encrypted = await _crypto2.default.cfb.encrypt(sessionKeyAlgorithm, key, plaintext, new Uint8Array(_crypto2.default.cipher[sessionKeyAlgorithm].blockSize)); + return true; +}; + +/** + * Decrypts the encrypted data contained in the packet. + * @param {String} sessionKeyAlgorithm The selected symmetric encryption algorithm to be used e.g. 'aes128' + * @param {Uint8Array} key The key of cipher blocksize length to be used + * @param {Boolean} streaming Whether to read this.encrypted as a stream + * @returns {Promise} + * @async + */ +SymEncryptedIntegrityProtected.prototype.decrypt = async function (sessionKeyAlgorithm, key, streaming) { + let encrypted = _webStreamTools2.default.clone(this.encrypted); + if (!streaming) encrypted = await _webStreamTools2.default.readToEnd(encrypted); + const decrypted = await _crypto2.default.cfb.decrypt(sessionKeyAlgorithm, key, encrypted, new Uint8Array(_crypto2.default.cipher[sessionKeyAlgorithm].blockSize)); + + // there must be a modification detection code packet as the + // last packet and everything gets hashed except the hash itself + const realHash = _webStreamTools2.default.slice(_webStreamTools2.default.passiveClone(decrypted), -20); + const tohash = _webStreamTools2.default.slice(decrypted, 0, -20); + const verifyHash = Promise.all([_webStreamTools2.default.readToEnd((await _crypto2.default.hash.sha1(_webStreamTools2.default.passiveClone(tohash)))), _webStreamTools2.default.readToEnd(realHash)]).then(([hash, mdc]) => { + if (!_util2.default.equalsUint8Array(hash, mdc)) { + throw new Error('Modification detected.'); + } + return new Uint8Array(); + }); + const bytes = _webStreamTools2.default.slice(tohash, _crypto2.default.cipher[sessionKeyAlgorithm].blockSize + 2); // Remove random prefix + let packetbytes = _webStreamTools2.default.slice(bytes, 0, -2); // Remove MDC packet + packetbytes = _webStreamTools2.default.concat([packetbytes, _webStreamTools2.default.fromAsync(() => verifyHash)]); + if (!_util2.default.isStream(encrypted) || !_config2.default.allow_unauthenticated_stream) { + packetbytes = await _webStreamTools2.default.readToEnd(packetbytes); + } + await this.packets.read(packetbytes, streaming); + return true; +}; + +exports.default = SymEncryptedIntegrityProtected; + +},{"../config":79,"../crypto":94,"../enums":113,"../util":158,"web-stream-tools":75}],145:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _s2k = require('../type/s2k'); + +var _s2k2 = _interopRequireDefault(_s2k); + +var _config = require('../config'); + +var _config2 = _interopRequireDefault(_config); + +var _crypto = require('../crypto'); + +var _crypto2 = _interopRequireDefault(_crypto); + +var _enums = require('../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * Public-Key Encrypted Session Key Packets (Tag 1) + * + * {@link https://tools.ietf.org/html/rfc4880#section-5.1|RFC4880 5.1}: + * A Public-Key Encrypted Session Key packet holds the session key + * used to encrypt a message. Zero or more Public-Key Encrypted Session Key + * packets and/or Symmetric-Key Encrypted Session Key packets may precede a + * Symmetrically Encrypted Data Packet, which holds an encrypted message. The + * message is encrypted with the session key, and the session key is itself + * encrypted and stored in the Encrypted Session Key packet(s). The + * Symmetrically Encrypted Data Packet is preceded by one Public-Key Encrypted + * Session Key packet for each OpenPGP key to which the message is encrypted. + * The recipient of the message finds a session key that is encrypted to their + * public key, decrypts the session key, and then uses the session key to + * decrypt the message. + * @memberof module:packet + * @constructor + */ +function SymEncryptedSessionKey() { + this.tag = _enums2.default.packet.symEncryptedSessionKey; + this.version = _config2.default.aead_protect ? 5 : 4; + this.sessionKey = null; + this.sessionKeyEncryptionAlgorithm = null; + this.sessionKeyAlgorithm = 'aes256'; + this.aeadAlgorithm = _enums2.default.read(_enums2.default.aead, _config2.default.aead_mode); + this.encrypted = null; + this.s2k = null; + this.iv = null; +} + +/** + * Parsing function for a symmetric encrypted session key packet (tag 3). + * + * @param {Uint8Array} input Payload of a tag 1 packet + * @param {Integer} position Position to start reading from the input string + * @param {Integer} len + * Length of the packet or the remaining length of + * input at position + * @returns {module:packet.SymEncryptedSessionKey} Object representation + */ +// GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @requires type/s2k + * @requires config + * @requires crypto + * @requires enums + * @requires util + */ + +SymEncryptedSessionKey.prototype.read = function (bytes) { + let offset = 0; + + // A one-octet version number. The only currently defined version is 4. + this.version = bytes[offset++]; + + // A one-octet number describing the symmetric algorithm used. + const algo = _enums2.default.read(_enums2.default.symmetric, bytes[offset++]); + + if (this.version === 5) { + // A one-octet AEAD algorithm. + this.aeadAlgorithm = _enums2.default.read(_enums2.default.aead, bytes[offset++]); + } + + // A string-to-key (S2K) specifier, length as defined above. + this.s2k = new _s2k2.default(); + offset += this.s2k.read(bytes.subarray(offset, bytes.length)); + + if (this.version === 5) { + const mode = _crypto2.default[this.aeadAlgorithm]; + + // A starting initialization vector of size specified by the AEAD + // algorithm. + this.iv = bytes.subarray(offset, offset += mode.ivLength); + } + + // The encrypted session key itself, which is decrypted with the + // string-to-key object. This is optional in version 4. + if (this.version === 5 || offset < bytes.length) { + this.encrypted = bytes.subarray(offset, bytes.length); + this.sessionKeyEncryptionAlgorithm = algo; + } else { + this.sessionKeyAlgorithm = algo; + } +}; + +SymEncryptedSessionKey.prototype.write = function () { + const algo = this.encrypted === null ? this.sessionKeyAlgorithm : this.sessionKeyEncryptionAlgorithm; + + let bytes; + + if (this.version === 5) { + bytes = _util2.default.concatUint8Array([new Uint8Array([this.version, _enums2.default.write(_enums2.default.symmetric, algo), _enums2.default.write(_enums2.default.aead, this.aeadAlgorithm)]), this.s2k.write(), this.iv, this.encrypted]); + } else { + bytes = _util2.default.concatUint8Array([new Uint8Array([this.version, _enums2.default.write(_enums2.default.symmetric, algo)]), this.s2k.write()]); + + if (this.encrypted !== null) { + bytes = _util2.default.concatUint8Array([bytes, this.encrypted]); + } + } + + return bytes; +}; + +/** + * Decrypts the session key + * @param {String} passphrase The passphrase in string form + * @returns {Promise} + * @async + */ +SymEncryptedSessionKey.prototype.decrypt = async function (passphrase) { + const algo = this.sessionKeyEncryptionAlgorithm !== null ? this.sessionKeyEncryptionAlgorithm : this.sessionKeyAlgorithm; + + const length = _crypto2.default.cipher[algo].keySize; + const key = await this.s2k.produce_key(passphrase, length); + + if (this.version === 5) { + const mode = _crypto2.default[this.aeadAlgorithm]; + const adata = new Uint8Array([0xC0 | this.tag, this.version, _enums2.default.write(_enums2.default.symmetric, this.sessionKeyEncryptionAlgorithm), _enums2.default.write(_enums2.default.aead, this.aeadAlgorithm)]); + const modeInstance = await mode(algo, key); + this.sessionKey = await modeInstance.decrypt(this.encrypted, this.iv, adata); + } else if (this.encrypted !== null) { + const decrypted = await _crypto2.default.cfb.decrypt(algo, key, this.encrypted, new Uint8Array(_crypto2.default.cipher[algo].blockSize)); + + this.sessionKeyAlgorithm = _enums2.default.read(_enums2.default.symmetric, decrypted[0]); + this.sessionKey = decrypted.subarray(1, decrypted.length); + } else { + this.sessionKey = key; + } + + return true; +}; + +/** + * Encrypts the session key + * @param {String} passphrase The passphrase in string form + * @returns {Promise} + * @async + */ +SymEncryptedSessionKey.prototype.encrypt = async function (passphrase) { + const algo = this.sessionKeyEncryptionAlgorithm !== null ? this.sessionKeyEncryptionAlgorithm : this.sessionKeyAlgorithm; + + this.sessionKeyEncryptionAlgorithm = algo; + + this.s2k = new _s2k2.default(); + this.s2k.salt = await _crypto2.default.random.getRandomBytes(8); + + const length = _crypto2.default.cipher[algo].keySize; + const key = await this.s2k.produce_key(passphrase, length); + + if (this.sessionKey === null) { + this.sessionKey = await _crypto2.default.generateSessionKey(this.sessionKeyAlgorithm); + } + + if (this.version === 5) { + const mode = _crypto2.default[this.aeadAlgorithm]; + this.iv = await _crypto2.default.random.getRandomBytes(mode.ivLength); // generate new random IV + const adata = new Uint8Array([0xC0 | this.tag, this.version, _enums2.default.write(_enums2.default.symmetric, this.sessionKeyEncryptionAlgorithm), _enums2.default.write(_enums2.default.aead, this.aeadAlgorithm)]); + const modeInstance = await mode(algo, key); + this.encrypted = await modeInstance.encrypt(this.sessionKey, this.iv, adata); + } else { + const algo_enum = new Uint8Array([_enums2.default.write(_enums2.default.symmetric, this.sessionKeyAlgorithm)]); + const private_key = _util2.default.concatUint8Array([algo_enum, this.sessionKey]); + this.encrypted = await _crypto2.default.cfb.encrypt(algo, key, private_key, new Uint8Array(_crypto2.default.cipher[algo].blockSize)); + } + + return true; +}; + +/** + * Fix custom types after cloning + */ +SymEncryptedSessionKey.prototype.postCloneTypeFix = function () { + this.s2k = _s2k2.default.fromClone(this.s2k); +}; + +exports.default = SymEncryptedSessionKey; + +},{"../config":79,"../crypto":94,"../enums":113,"../type/s2k":157,"../util":158}],146:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _webStreamTools = require('web-stream-tools'); + +var _webStreamTools2 = _interopRequireDefault(_webStreamTools); + +var _config = require('../config'); + +var _config2 = _interopRequireDefault(_config); + +var _crypto = require('../crypto'); + +var _crypto2 = _interopRequireDefault(_crypto); + +var _enums = require('../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * Implementation of the Symmetrically Encrypted Data Packet (Tag 9) + * + * {@link https://tools.ietf.org/html/rfc4880#section-5.7|RFC4880 5.7}: + * The Symmetrically Encrypted Data packet contains data encrypted with a + * symmetric-key algorithm. When it has been decrypted, it contains other + * packets (usually a literal data packet or compressed data packet, but in + * theory other Symmetrically Encrypted Data packets or sequences of packets + * that form whole OpenPGP messages). + * @memberof module:packet + * @constructor + */ +function SymmetricallyEncrypted() { + /** + * Packet type + * @type {module:enums.packet} + */ + this.tag = _enums2.default.packet.symmetricallyEncrypted; + /** + * Encrypted secret-key data + */ + this.encrypted = null; + /** + * Decrypted packets contained within. + * @type {module:packet.List} + */ + this.packets = null; + /** + * When true, decrypt fails if message is not integrity protected + * @see module:config.ignore_mdc_error + */ + this.ignore_mdc_error = _config2.default.ignore_mdc_error; +} // GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @requires web-stream-tools + * @requires config + * @requires crypto + * @requires enums + * @requires util + */ + +SymmetricallyEncrypted.prototype.read = function (bytes) { + this.encrypted = bytes; +}; + +SymmetricallyEncrypted.prototype.write = function () { + return this.encrypted; +}; + +/** + * Decrypt the symmetrically-encrypted packet data + * See {@link https://tools.ietf.org/html/rfc4880#section-9.2|RFC 4880 9.2} for algorithms. + * @param {module:enums.symmetric} sessionKeyAlgorithm Symmetric key algorithm to use + * @param {Uint8Array} key The key of cipher blocksize length to be used + * @returns {Promise} + * @async + */ +SymmetricallyEncrypted.prototype.decrypt = async function (sessionKeyAlgorithm, key) { + // If MDC errors are not being ignored, all missing MDC packets in symmetrically encrypted data should throw an error + if (!this.ignore_mdc_error) { + throw new Error('Decryption failed due to missing MDC.'); + } + + this.encrypted = await _webStreamTools2.default.readToEnd(this.encrypted); + const decrypted = await _crypto2.default.cfb.decrypt(sessionKeyAlgorithm, key, this.encrypted.subarray(_crypto2.default.cipher[sessionKeyAlgorithm].blockSize + 2), this.encrypted.subarray(2, _crypto2.default.cipher[sessionKeyAlgorithm].blockSize + 2)); + + await this.packets.read(decrypted); + + return true; +}; + +/** + * Encrypt the symmetrically-encrypted packet data + * See {@link https://tools.ietf.org/html/rfc4880#section-9.2|RFC 4880 9.2} for algorithms. + * @param {module:enums.symmetric} sessionKeyAlgorithm Symmetric key algorithm to use + * @param {Uint8Array} key The key of cipher blocksize length to be used + * @returns {Promise} + * @async + */ +SymmetricallyEncrypted.prototype.encrypt = async function (algo, key) { + const data = this.packets.write(); + + const prefix = await _crypto2.default.getPrefixRandom(algo); + const FRE = await _crypto2.default.cfb.encrypt(algo, key, prefix, new Uint8Array(_crypto2.default.cipher[algo].blockSize)); + const ciphertext = await _crypto2.default.cfb.encrypt(algo, key, data, FRE.subarray(2)); + this.encrypted = _util2.default.concat([FRE, ciphertext]); + + return true; +}; + +exports.default = SymmetricallyEncrypted; + +},{"../config":79,"../crypto":94,"../enums":113,"../util":158,"web-stream-tools":75}],147:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _enums = require('../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * Implementation of the Trust Packet (Tag 12) + * + * {@link https://tools.ietf.org/html/rfc4880#section-5.10|RFC4880 5.10}: + * The Trust packet is used only within keyrings and is not normally + * exported. Trust packets contain data that record the user's + * specifications of which key holders are trustworthy introducers, + * along with other information that implementing software uses for + * trust information. The format of Trust packets is defined by a given + * implementation. + * + * Trust packets SHOULD NOT be emitted to output streams that are + * transferred to other users, and they SHOULD be ignored on any input + * other than local keyring files. + * @memberof module:packet + * @constructor + */ +function Trust() { + this.tag = _enums2.default.packet.trust; +} + +/** + * Parsing function for a trust packet (tag 12). + * Currently not implemented as we ignore trust packets + * @param {String} byptes payload of a tag 12 packet + */ +/** + * @requires enums + */ + +Trust.prototype.read = function () {}; // TODO + +exports.default = Trust; + +},{"../enums":113}],148:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _packet = require('./packet'); + +var _packet2 = _interopRequireDefault(_packet); + +var _enums = require('../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * Implementation of the User Attribute Packet (Tag 17) + * + * The User Attribute packet is a variation of the User ID packet. It + * is capable of storing more types of data than the User ID packet, + * which is limited to text. Like the User ID packet, a User Attribute + * packet may be certified by the key owner ("self-signed") or any other + * key owner who cares to certify it. Except as noted, a User Attribute + * packet may be used anywhere that a User ID packet may be used. + * + * While User Attribute packets are not a required part of the OpenPGP + * standard, implementations SHOULD provide at least enough + * compatibility to properly handle a certification signature on the + * User Attribute packet. A simple way to do this is by treating the + * User Attribute packet as a User ID packet with opaque contents, but + * an implementation may use any method desired. + * @memberof module:packet + * @constructor + */ +function UserAttribute() { + this.tag = _enums2.default.packet.userAttribute; + this.attributes = []; +} + +/** + * parsing function for a user attribute packet (tag 17). + * @param {Uint8Array} input payload of a tag 17 packet + */ +// GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @requires packet + * @requires enums + * @requires util + */ + +UserAttribute.prototype.read = function (bytes) { + let i = 0; + while (i < bytes.length) { + const len = _packet2.default.readSimpleLength(bytes.subarray(i, bytes.length)); + i += len.offset; + + this.attributes.push(_util2.default.Uint8Array_to_str(bytes.subarray(i, i + len.len))); + i += len.len; + } +}; + +/** + * Creates a binary representation of the user attribute packet + * @returns {Uint8Array} string representation + */ +UserAttribute.prototype.write = function () { + const arr = []; + for (let i = 0; i < this.attributes.length; i++) { + arr.push(_packet2.default.writeSimpleLength(this.attributes[i].length)); + arr.push(_util2.default.str_to_Uint8Array(this.attributes[i])); + } + return _util2.default.concatUint8Array(arr); +}; + +/** + * Compare for equality + * @param {module:packet.UserAttribute} usrAttr + * @returns {Boolean} true if equal + */ +UserAttribute.prototype.equals = function (usrAttr) { + if (!usrAttr || !(usrAttr instanceof UserAttribute)) { + return false; + } + return this.attributes.every(function (attr, index) { + return attr === usrAttr.attributes[index]; + }); +}; + +exports.default = UserAttribute; + +},{"../enums":113,"../util":158,"./packet":135}],149:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _enums = require('../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * Implementation of the User ID Packet (Tag 13) + * + * A User ID packet consists of UTF-8 text that is intended to represent + * the name and email address of the key holder. By convention, it + * includes an RFC 2822 [RFC2822] mail name-addr, but there are no + * restrictions on its content. The packet length in the header + * specifies the length of the User ID. + * @memberof module:packet + * @constructor + */ +// GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @requires enums + * @requires util + */ + +function Userid() { + this.tag = _enums2.default.packet.userid; + /** A string containing the user id. Usually in the form + * John Doe + * @type {String} + */ + this.userid = ''; + + this.name = ''; + this.email = ''; + this.comment = ''; +} + +/** + * Parsing function for a user id packet (tag 13). + * @param {Uint8Array} input payload of a tag 13 packet + */ +Userid.prototype.read = function (bytes) { + this.parse(_util2.default.decode_utf8(bytes)); +}; + +/** + * Parse userid string, e.g. 'John Doe ' + */ +Userid.prototype.parse = function (userid) { + try { + Object.assign(this, _util2.default.parseUserId(userid)); + } catch (e) {} + this.userid = userid; +}; + +/** + * Creates a binary representation of the user id packet + * @returns {Uint8Array} binary representation + */ +Userid.prototype.write = function () { + return _util2.default.encode_utf8(this.userid); +}; + +/** + * Set userid string from object, e.g. { name:'Phil Zimmermann', email:'phil@openpgp.org' } + */ +Userid.prototype.format = function (userid) { + if (_util2.default.isString(userid)) { + userid = _util2.default.parseUserId(userid); + } + Object.assign(this, userid); + this.userid = _util2.default.formatUserId(userid); +}; + +exports.default = Userid; + +},{"../enums":113,"../util":158}],150:[function(require,module,exports){ +(function (global){ +'use strict'; + +var _util = require('./util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +if (typeof global !== 'undefined') { + /******************************************************************** + * NOTE: This list is duplicated in Gruntfile.js, * + * so that these polyfills are only included in the compat bundle. * + ********************************************************************/ + + try { + if (typeof global.fetch === 'undefined') { + require('whatwg-fetch'); + } + if (typeof Array.prototype.fill === 'undefined') { + require('core-js/fn/array/fill'); + } + if (typeof Array.prototype.find === 'undefined') { + require('core-js/fn/array/find'); + } + if (typeof Array.prototype.includes === 'undefined') { + require('core-js/fn/array/includes'); + } + if (typeof Array.from === 'undefined') { + require('core-js/fn/array/from'); + } + + // No if-statement on Promise because of IE11. Otherwise Promise is undefined in the service worker. + require('core-js/fn/promise'); + + if (typeof Uint8Array.from === 'undefined') { + require('core-js/fn/typed/uint8-array'); + } + if (typeof String.prototype.repeat === 'undefined') { + require('core-js/fn/string/repeat'); + } + if (typeof Symbol === 'undefined') { + require('core-js/fn/symbol'); + } + if (typeof Object.assign === 'undefined') { + require('core-js/fn/object/assign'); + } + } catch (e) {} +} /** + * @fileoverview Old browser polyfills + * All are listed as dev dependencies because Node does not need them + * and for browser babel will take care of it + * @requires util + * @module polyfills + */ + +if (typeof TransformStream === 'undefined') { + require('@mattiasbuelens/web-streams-polyfill/es6'); +} +if (typeof TextEncoder === 'undefined') { + const nodeUtil = _util2.default.nodeRequire('util') || {}; + global.TextEncoder = nodeUtil.TextEncoder; + global.TextDecoder = nodeUtil.TextDecoder; +} +if (typeof TextEncoder === 'undefined') { + const textEncoding = require('text-encoding-utf-8'); + global.TextEncoder = textEncoding.TextEncoder; + global.TextDecoder = textEncoding.TextDecoder; +} + +}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {}) +},{"./util":158,"@mattiasbuelens/web-streams-polyfill/es6":1,"core-js/fn/array/fill":"core-js/fn/array/fill","core-js/fn/array/find":"core-js/fn/array/find","core-js/fn/array/from":"core-js/fn/array/from","core-js/fn/array/includes":"core-js/fn/array/includes","core-js/fn/object/assign":"core-js/fn/object/assign","core-js/fn/promise":"core-js/fn/promise","core-js/fn/string/repeat":"core-js/fn/string/repeat","core-js/fn/symbol":"core-js/fn/symbol","core-js/fn/typed/uint8-array":"core-js/fn/typed/uint8-array","text-encoding-utf-8":71,"whatwg-fetch":"whatwg-fetch"}],151:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.Signature = Signature; +exports.readArmored = readArmored; +exports.read = read; + +var _armor = require('./encoding/armor'); + +var _armor2 = _interopRequireDefault(_armor); + +var _packet = require('./packet'); + +var _packet2 = _interopRequireDefault(_packet); + +var _enums = require('./enums'); + +var _enums2 = _interopRequireDefault(_enums); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * @class + * @classdesc Class that represents an OpenPGP signature. + * @param {module:packet.List} packetlist The signature packets + */ +function Signature(packetlist) { + if (!(this instanceof Signature)) { + return new Signature(packetlist); + } + this.packets = packetlist || new _packet2.default.List(); +} + +/** + * Returns ASCII armored text of signature + * @returns {ReadableStream} ASCII armor + */ +// GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @requires encoding/armor + * @requires packet + * @requires enums + * @module signature + */ + +Signature.prototype.armor = function () { + return _armor2.default.encode(_enums2.default.armor.signature, this.packets.write()); +}; + +/** + * reads an OpenPGP armored signature and returns a signature object + * @param {String | ReadableStream} armoredText text to be parsed + * @returns {Signature} new signature object + * @async + * @static + */ +async function readArmored(armoredText) { + const input = await _armor2.default.decode(armoredText); + return read(input.data); +} + +/** + * reads an OpenPGP signature as byte array and returns a signature object + * @param {Uint8Array | ReadableStream} input binary signature + * @returns {Signature} new signature object + * @async + * @static + */ +async function read(input) { + const packetlist = new _packet2.default.List(); + await packetlist.read(input); + return new Signature(packetlist); +} + +},{"./encoding/armor":111,"./enums":113,"./packet":131}],152:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * @constructor + */ +function ECDHSymmetricKey(data) { + if (typeof data === 'undefined') { + data = new Uint8Array([]); + } else if (_util2.default.isString(data)) { + data = _util2.default.str_to_Uint8Array(data); + } else { + data = new Uint8Array(data); + } + this.data = data; +} + +/** + * Read an ECDHSymmetricKey from an Uint8Array + * @param {Uint8Array} input Where to read the encoded symmetric key from + * @returns {Number} Number of read bytes + */ +// OpenPGP.js - An OpenPGP implementation in javascript +// Copyright (C) 2015-2016 Decentral +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * Encoded symmetric key for ECDH + * + * @requires util + * @module type/ecdh_symkey + */ + +ECDHSymmetricKey.prototype.read = function (input) { + if (input.length >= 1) { + const length = input[0]; + if (input.length >= 1 + length) { + this.data = input.subarray(1, 1 + length); + return 1 + this.data.length; + } + } + throw new Error('Invalid symmetric key'); +}; + +/** + * Write an ECDHSymmetricKey as an Uint8Array + * @returns {Uint8Array} An array containing the value + */ +ECDHSymmetricKey.prototype.write = function () { + return _util2.default.concatUint8Array([new Uint8Array([this.data.length]), this.data]); +}; + +ECDHSymmetricKey.fromClone = function (clone) { + return new ECDHSymmetricKey(clone.data); +}; + +exports.default = ECDHSymmetricKey; + +},{"../util":158}],153:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _enums = require('../enums.js'); + +var _enums2 = _interopRequireDefault(_enums); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * @constructor + * @param {enums.hash} hash Hash algorithm + * @param {enums.symmetric} cipher Symmetric algorithm + */ +function KDFParams(data) { + if (data && data.length === 2) { + this.hash = data[0]; + this.cipher = data[1]; + } else { + this.hash = _enums2.default.hash.sha1; + this.cipher = _enums2.default.symmetric.aes128; + } +} + +/** + * Read KDFParams from an Uint8Array + * @param {Uint8Array} input Where to read the KDFParams from + * @returns {Number} Number of read bytes + */ +// OpenPGP.js - An OpenPGP implementation in javascript +// Copyright (C) 2015-2016 Decentral +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * Implementation of type KDF parameters + * + * {@link https://tools.ietf.org/html/rfc6637#section-7|RFC 6637 7}: + * A key derivation function (KDF) is necessary to implement the EC + * encryption. The Concatenation Key Derivation Function (Approved + * Alternative 1) [NIST-SP800-56A] with the KDF hash function that is + * SHA2-256 [FIPS-180-3] or stronger is REQUIRED. + * @requires enums + * @module type/kdf_params + */ + +KDFParams.prototype.read = function (input) { + if (input.length < 4 || input[0] !== 3 || input[1] !== 1) { + throw new Error('Cannot read KDFParams'); + } + this.hash = input[2]; + this.cipher = input[3]; + return 4; +}; + +/** + * Write KDFParams to an Uint8Array + * @returns {Uint8Array} Array with the KDFParams value + */ +KDFParams.prototype.write = function () { + return new Uint8Array([3, 1, this.hash, this.cipher]); +}; + +KDFParams.fromClone = function (clone) { + return new KDFParams([clone.hash, clone.cipher]); +}; + +exports.default = KDFParams; + +},{"../enums.js":113}],154:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _util = require('../util.js'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * @constructor + */ +function Keyid() { + this.bytes = ''; +} + +/** + * Parsing method for a key id + * @param {Uint8Array} input Input to read the key id from + */ +// GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * Implementation of type key id + * + * {@link https://tools.ietf.org/html/rfc4880#section-3.3|RFC4880 3.3}: + * A Key ID is an eight-octet scalar that identifies a key. + * Implementations SHOULD NOT assume that Key IDs are unique. The + * section "Enhanced Key Formats" below describes how Key IDs are + * formed. + * @requires util + * @module type/keyid + */ + +Keyid.prototype.read = function (bytes) { + this.bytes = _util2.default.Uint8Array_to_str(bytes.subarray(0, 8)); +}; + +Keyid.prototype.write = function () { + return _util2.default.str_to_Uint8Array(this.bytes); +}; + +Keyid.prototype.toHex = function () { + return _util2.default.str_to_hex(this.bytes); +}; + +/** + * Checks equality of Key ID's + * @param {Keyid} keyid + * @param {Boolean} matchWildcard Indicates whether to check if either keyid is a wildcard + */ +Keyid.prototype.equals = function (keyid, matchWildcard = false) { + return matchWildcard && (keyid.isWildcard() || this.isWildcard()) || this.bytes === keyid.bytes; +}; + +Keyid.prototype.isNull = function () { + return this.bytes === ''; +}; + +Keyid.prototype.isWildcard = function () { + return (/^0+$/.test(this.toHex()) + ); +}; + +Keyid.mapToHex = function (keyId) { + return keyId.toHex(); +}; + +Keyid.fromClone = function (clone) { + const keyid = new Keyid(); + keyid.bytes = clone.bytes; + return keyid; +}; + +Keyid.fromId = function (hex) { + const keyid = new Keyid(); + keyid.read(_util2.default.hex_to_Uint8Array(hex)); + return keyid; +}; + +Keyid.wildcard = function () { + const keyid = new Keyid(); + keyid.read(new Uint8Array(8)); + return keyid; +}; + +exports.default = Keyid; + +},{"../util.js":158}],155:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _bn = require('bn.js'); + +var _bn2 = _interopRequireDefault(_bn); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * @constructor + */ +// GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +// Hint: We hold our MPIs as an array of octets in big endian format preceding a two +// octet scalar: MPI: [a,b,c,d,e,f] +// - MPI size: (a << 8) | b +// - MPI = c | d << 8 | e << ((MPI.length -2)*8) | f ((MPI.length -2)*8) + +/** + * Implementation of type MPI ({@link https://tools.ietf.org/html/rfc4880#section-3.2|RFC4880 3.2}) + * Multiprecision integers (also called MPIs) are unsigned integers used + * to hold large integers such as the ones used in cryptographic + * calculations. + * An MPI consists of two pieces: a two-octet scalar that is the length + * of the MPI in bits followed by a string of octets that contain the + * actual integer. + * @requires bn.js + * @requires util + * @module type/mpi + */ + +function MPI(data) { + /** An implementation dependent integer */ + if (data instanceof MPI) { + this.data = data.data; + } else if (_bn2.default.isBN(data)) { + this.fromBN(data); + } else if (_util2.default.isUint8Array(data)) { + this.fromUint8Array(data); + } else if (_util2.default.isString(data)) { + this.fromString(data); + } else { + this.data = null; + } +} + +/** + * Parsing function for a MPI ({@link https://tools.ietf.org/html/rfc4880#section-3.2|RFC 4880 3.2}). + * @param {Uint8Array} input Payload of MPI data + * @param {String} endian Endianness of the data; 'be' for big-endian or 'le' for little-endian + * @returns {Integer} Length of data read + */ +MPI.prototype.read = function (bytes, endian = 'be') { + if (_util2.default.isString(bytes)) { + bytes = _util2.default.str_to_Uint8Array(bytes); + } + + const bits = bytes[0] << 8 | bytes[1]; + const bytelen = bits + 7 >>> 3; + const payload = bytes.subarray(2, 2 + bytelen); + + this.fromUint8Array(payload, endian); + + return 2 + bytelen; +}; + +/** + * Converts the mpi object to a bytes as specified in + * {@link https://tools.ietf.org/html/rfc4880#section-3.2|RFC4880 3.2} + * @param {String} endian Endianness of the payload; 'be' for big-endian or 'le' for little-endian + * @param {Integer} length Length of the data part of the MPI + * @returns {Uint8Aray} mpi Byte representation + */ +MPI.prototype.write = function (endian, length) { + return _util2.default.Uint8Array_to_MPI(this.toUint8Array(endian, length)); +}; + +MPI.prototype.bitLength = function () { + return (this.data.length - 1) * 8 + _util2.default.nbits(this.data[0]); +}; + +MPI.prototype.byteLength = function () { + return this.data.length; +}; + +MPI.prototype.toUint8Array = function (endian, length) { + endian = endian || 'be'; + length = length || this.data.length; + + const payload = new Uint8Array(length); + const start = endian === 'le' ? 0 : length - this.data.length; + payload.set(this.data, start); + if (endian === 'le') { + payload.reverse(); + } + return payload; +}; + +MPI.prototype.fromUint8Array = function (bytes, endian = 'be') { + this.data = new Uint8Array(bytes.length); + this.data.set(bytes); + + if (endian === 'le') { + this.data.reverse(); + } +}; + +MPI.prototype.toString = function () { + return _util2.default.Uint8Array_to_str(this.toUint8Array()); +}; + +MPI.prototype.fromString = function (str, endian = 'be') { + this.fromUint8Array(_util2.default.str_to_Uint8Array(str), endian); +}; + +MPI.prototype.toBN = function () { + return new _bn2.default(this.toUint8Array()); +}; + +MPI.prototype.fromBN = function (bn) { + this.data = bn.toArrayLike(Uint8Array); +}; + +MPI.fromClone = function (clone) { + return new MPI(clone.data); +}; + +exports.default = MPI; + +},{"../util":158,"bn.js":16}],156:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _util = require('../util'); + +var _util2 = _interopRequireDefault(_util); + +var _enums = require('../enums'); + +var _enums2 = _interopRequireDefault(_enums); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * @constructor + */ +// OpenPGP.js - An OpenPGP implementation in javascript +// Copyright (C) 2015-2016 Decentral +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * Wrapper to an OID value + * + * {@link https://tools.ietf.org/html/rfc6637#section-11|RFC6637, section 11}: + * The sequence of octets in the third column is the result of applying + * the Distinguished Encoding Rules (DER) to the ASN.1 Object Identifier + * with subsequent truncation. The truncation removes the two fields of + * encoded Object Identifier. The first omitted field is one octet + * representing the Object Identifier tag, and the second omitted field + * is the length of the Object Identifier body. For example, the + * complete ASN.1 DER encoding for the NIST P-256 curve OID is "06 08 2A + * 86 48 CE 3D 03 01 07", from which the first entry in the table above + * is constructed by omitting the first two octets. Only the truncated + * sequence of octets is the valid representation of a curve OID. + * @requires util + * @requires enums + * @module type/oid + */ + +function OID(oid) { + if (oid instanceof OID) { + this.oid = oid.oid; + } else if (_util2.default.isArray(oid) || _util2.default.isUint8Array(oid)) { + oid = new Uint8Array(oid); + if (oid[0] === 0x06) { + // DER encoded oid byte array + if (oid[1] !== oid.length - 2) { + throw new Error('Length mismatch in DER encoded oid'); + } + oid = oid.subarray(2); + } + this.oid = oid; + } else { + this.oid = ''; + } +} + +/** + * Method to read an OID object + * @param {Uint8Array} input Where to read the OID from + * @returns {Number} Number of read bytes + */ +OID.prototype.read = function (input) { + if (input.length >= 1) { + const length = input[0]; + if (input.length >= 1 + length) { + this.oid = input.subarray(1, 1 + length); + return 1 + this.oid.length; + } + } + throw new Error('Invalid oid'); +}; + +/** + * Serialize an OID object + * @returns {Uint8Array} Array with the serialized value the OID + */ +OID.prototype.write = function () { + return _util2.default.concatUint8Array([new Uint8Array([this.oid.length]), this.oid]); +}; + +/** + * Serialize an OID object as a hex string + * @returns {string} String with the hex value of the OID + */ +OID.prototype.toHex = function () { + return _util2.default.Uint8Array_to_hex(this.oid); +}; + +/** + * If a known curve object identifier, return the canonical name of the curve + * @returns {string} String with the canonical name of the curve + */ +OID.prototype.getName = function () { + const hex = this.toHex(); + if (_enums2.default.curve[hex]) { + return _enums2.default.write(_enums2.default.curve, hex); + } else { + throw new Error('Unknown curve object identifier.'); + } +}; + +OID.fromClone = function (clone) { + return new OID(clone.oid); +}; + +exports.default = OID; + +},{"../enums":113,"../util":158}],157:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _config = require('../config'); + +var _config2 = _interopRequireDefault(_config); + +var _crypto = require('../crypto'); + +var _crypto2 = _interopRequireDefault(_crypto); + +var _enums = require('../enums.js'); + +var _enums2 = _interopRequireDefault(_enums); + +var _util = require('../util.js'); + +var _util2 = _interopRequireDefault(_util); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * @constructor + */ +// GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * Implementation of the String-to-key specifier + * + * {@link https://tools.ietf.org/html/rfc4880#section-3.7|RFC4880 3.7}: + * String-to-key (S2K) specifiers are used to convert passphrase strings + * into symmetric-key encryption/decryption keys. They are used in two + * places, currently: to encrypt the secret part of private keys in the + * private keyring, and to convert passphrases to encryption keys for + * symmetrically encrypted messages. + * @requires config + * @requires crypto + * @requires enums + * @requires util + * @module type/s2k + */ + +function S2K() { + /** @type {module:enums.hash} */ + this.algorithm = 'sha256'; + /** @type {module:enums.s2k} */ + this.type = 'iterated'; + /** @type {Integer} */ + this.c = _config2.default.s2k_iteration_count_byte; + /** Eight bytes of salt in a binary string. + * @type {String} + */ + this.salt = null; +} + +S2K.prototype.get_count = function () { + // Exponent bias, defined in RFC4880 + const expbias = 6; + + return 16 + (this.c & 15) << (this.c >> 4) + expbias; +}; + +/** + * Parsing function for a string-to-key specifier ({@link https://tools.ietf.org/html/rfc4880#section-3.7|RFC 4880 3.7}). + * @param {String} input Payload of string-to-key specifier + * @returns {Integer} Actual length of the object + */ +S2K.prototype.read = function (bytes) { + let i = 0; + this.type = _enums2.default.read(_enums2.default.s2k, bytes[i++]); + this.algorithm = bytes[i++]; + if (this.type !== 'gnu') { + this.algorithm = _enums2.default.read(_enums2.default.hash, this.algorithm); + } + + switch (this.type) { + case 'simple': + break; + + case 'salted': + this.salt = bytes.subarray(i, i + 8); + i += 8; + break; + + case 'iterated': + this.salt = bytes.subarray(i, i + 8); + i += 8; + + // Octet 10: count, a one-octet, coded value + this.c = bytes[i++]; + break; + + case 'gnu': + if (_util2.default.Uint8Array_to_str(bytes.subarray(i, i + 3)) === "GNU") { + i += 3; // GNU + const gnuExtType = 1000 + bytes[i++]; + if (gnuExtType === 1001) { + this.type = 'gnu-dummy'; + // GnuPG extension mode 1001 -- don't write secret key at all + } else { + throw new Error("Unknown s2k gnu protection mode."); + } + } else { + throw new Error("Unknown s2k type."); + } + break; + + default: + throw new Error("Unknown s2k type."); + } + + return i; +}; + +/** + * Serializes s2k information + * @returns {Uint8Array} binary representation of s2k + */ +S2K.prototype.write = function () { + if (this.type === 'gnu-dummy') { + return new Uint8Array([101, 0, ..._util2.default.str_to_Uint8Array('GNU'), 1]); + } + + const arr = [new Uint8Array([_enums2.default.write(_enums2.default.s2k, this.type), _enums2.default.write(_enums2.default.hash, this.algorithm)])]; + + switch (this.type) { + case 'simple': + break; + case 'salted': + arr.push(this.salt); + break; + case 'iterated': + arr.push(this.salt); + arr.push(new Uint8Array([this.c])); + break; + case 'gnu': + throw new Error("GNU s2k type not supported."); + default: + throw new Error("Unknown s2k type."); + } + + return _util2.default.concatUint8Array(arr); +}; + +/** + * Produces a key using the specified passphrase and the defined + * hashAlgorithm + * @param {String} passphrase Passphrase containing user input + * @returns {Uint8Array} Produced key with a length corresponding to + * hashAlgorithm hash length + */ +S2K.prototype.produce_key = async function (passphrase, numBytes) { + passphrase = _util2.default.encode_utf8(passphrase); + const algorithm = _enums2.default.write(_enums2.default.hash, this.algorithm); + + const arr = []; + let rlength = 0; + + let prefixlen = 0; + while (rlength < numBytes) { + let toHash; + switch (this.type) { + case 'simple': + toHash = _util2.default.concatUint8Array([new Uint8Array(prefixlen), passphrase]); + break; + case 'salted': + toHash = _util2.default.concatUint8Array([new Uint8Array(prefixlen), this.salt, passphrase]); + break; + case 'iterated': + { + const data = _util2.default.concatUint8Array([this.salt, passphrase]); + let datalen = data.length; + const count = Math.max(this.get_count(), datalen); + toHash = new Uint8Array(prefixlen + count); + toHash.set(data, prefixlen); + for (let pos = prefixlen + datalen; pos < count; pos += datalen, datalen *= 2) { + toHash.copyWithin(pos, prefixlen, pos); + } + break; + } + case 'gnu': + throw new Error("GNU s2k type not supported."); + default: + throw new Error("Unknown s2k type."); + } + const result = await _crypto2.default.hash.digest(algorithm, toHash); + arr.push(result); + rlength += result.length; + prefixlen++; + } + + return _util2.default.concatUint8Array(arr).subarray(0, numBytes); +}; + +S2K.fromClone = function (clone) { + const s2k = new S2K(); + s2k.algorithm = clone.algorithm; + s2k.type = clone.type; + s2k.c = clone.c; + s2k.salt = clone.salt; + return s2k; +}; + +exports.default = S2K; + +},{"../config":79,"../crypto":94,"../enums.js":113,"../util.js":158}],158:[function(require,module,exports){ +(function (global){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _emailAddresses = require('email-addresses'); + +var _emailAddresses2 = _interopRequireDefault(_emailAddresses); + +var _webStreamTools = require('web-stream-tools'); + +var _webStreamTools2 = _interopRequireDefault(_webStreamTools); + +var _config = require('./config'); + +var _config2 = _interopRequireDefault(_config); + +var _util = require('./util'); + +var _util2 = _interopRequireDefault(_util); + +var _base = require('./encoding/base64'); + +var _base2 = _interopRequireDefault(_base); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +exports.default = { + isString: function isString(data) { + return typeof data === 'string' || String.prototype.isPrototypeOf(data); + }, + + isArray: function isArray(data) { + return Array.prototype.isPrototypeOf(data); + }, + + isUint8Array: _webStreamTools2.default.isUint8Array, + + isStream: _webStreamTools2.default.isStream, + + /** + * Get transferable objects to pass buffers with zero copy (similar to "pass by reference" in C++) + * See: https://developer.mozilla.org/en-US/docs/Web/API/Worker/postMessage + * Also, convert ReadableStreams to MessagePorts + * @param {Object} obj the options object to be passed to the web worker + * @returns {Array} an array of binary data to be passed + */ + getTransferables: function getTransferables(obj, zero_copy) { + const transferables = []; + _util2.default.collectTransferables(obj, transferables, zero_copy); + return transferables.length ? transferables : undefined; + }, + + collectTransferables: function collectTransferables(obj, collection, zero_copy) { + if (!obj) { + return; + } + + if (_util2.default.isUint8Array(obj)) { + if (zero_copy && collection.indexOf(obj.buffer) === -1 && !(navigator.userAgent.indexOf('Version/11.1') !== -1 || // Safari 11.1 + (navigator.userAgent.match(/Chrome\/(\d+)/) || [])[1] < 56 && navigator.userAgent.indexOf('Edge') === -1 // Chrome < 56 + )) { + collection.push(obj.buffer); + } + return; + } + if (Object.prototype.isPrototypeOf(obj)) { + Object.entries(obj).forEach(([key, value]) => { + // recursively search all children + if (_util2.default.isStream(value)) { + if (value.locked) { + obj[key] = null; + } else { + const transformed = _webStreamTools2.default.transformPair(value, async readable => { + const reader = _webStreamTools2.default.getReader(readable); + + var _ref = new MessageChannel(); + + const port1 = _ref.port1, + port2 = _ref.port2; + + port1.onmessage = async function ({ data: { action } }) { + if (action === 'read') { + try { + const result = await reader.read(); + port1.postMessage(result, _util2.default.getTransferables(result)); + } catch (e) { + port1.postMessage({ error: e.message }); + } + } else if (action === 'cancel') { + await transformed.cancel(); + port1.postMessage(); + } + }; + obj[key] = port2; + collection.push(port2); + }); + } + return; + } + if (Object.prototype.toString.call(value) === '[object MessagePort]') { + throw new Error("Can't transfer the same stream twice."); + } + _util2.default.collectTransferables(value, collection, zero_copy); + }); + } + }, + + /** + * Convert MessagePorts back to ReadableStreams + * @param {Object} obj + * @returns {Object} + */ + restoreStreams: function restoreStreams(obj) { + if (Object.prototype.isPrototypeOf(obj) && !Uint8Array.prototype.isPrototypeOf(obj)) { + Object.entries(obj).forEach(([key, value]) => { + // recursively search all children + if (Object.prototype.toString.call(value) === '[object MessagePort]') { + obj[key] = new ReadableStream({ + pull(controller) { + return new Promise(resolve => { + value.onmessage = evt => { + var _evt$data = evt.data; + const done = _evt$data.done, + value = _evt$data.value, + error = _evt$data.error; + + if (error) { + controller.error(new Error(error)); + } else if (!done) { + controller.enqueue(value); + } else { + controller.close(); + } + resolve(); + }; + value.postMessage({ action: 'read' }); + }); + }, + cancel() { + return new Promise(resolve => { + value.onmessage = resolve; + value.postMessage({ action: 'cancel' }); + }); + } + }, { highWaterMark: 0 }); + return; + } + _util2.default.restoreStreams(value); + }); + } + return obj; + }, + + readNumber: function readNumber(bytes) { + let n = 0; + for (let i = 0; i < bytes.length; i++) { + n += 256 ** i * bytes[bytes.length - 1 - i]; + } + return n; + }, + + writeNumber: function writeNumber(n, bytes) { + const b = new Uint8Array(bytes); + for (let i = 0; i < bytes; i++) { + b[i] = n >> 8 * (bytes - i - 1) & 0xFF; + } + + return b; + }, + + readDate: function readDate(bytes) { + const n = _util2.default.readNumber(bytes); + const d = new Date(n * 1000); + return d; + }, + + writeDate: function writeDate(time) { + const numeric = Math.floor(time.getTime() / 1000); + + return _util2.default.writeNumber(numeric, 4); + }, + + normalizeDate: function normalizeDate(time = Date.now()) { + return time === null || time === Infinity ? time : new Date(Math.floor(+time / 1000) * 1000); + }, + + /** + * Create hex string from a binary + * @param {String} str String to convert + * @returns {String} String containing the hexadecimal values + */ + str_to_hex: function str_to_hex(str) { + if (str === null) { + return ""; + } + const r = []; + const e = str.length; + let c = 0; + let h; + while (c < e) { + h = str.charCodeAt(c++).toString(16); + while (h.length < 2) { + h = "0" + h; + } + r.push("" + h); + } + return r.join(''); + }, + + /** + * Create binary string from a hex encoded string + * @param {String} str Hex string to convert + * @returns {String} + */ + hex_to_str: function hex_to_str(hex) { + let str = ''; + for (let i = 0; i < hex.length; i += 2) { + str += String.fromCharCode(parseInt(hex.substr(i, 2), 16)); + } + return str; + }, + + /** + * Convert a Uint8Array to an MPI-formatted Uint8Array. + * Note: the output is **not** an MPI object. + * @see {@link module:type/mpi/MPI.fromUint8Array} + * @see {@link module:type/mpi/MPI.toUint8Array} + * @param {Uint8Array} bin An array of 8-bit integers to convert + * @returns {Uint8Array} MPI-formatted Uint8Array + */ + Uint8Array_to_MPI: function Uint8Array_to_MPI(bin) { + const size = (bin.length - 1) * 8 + _util2.default.nbits(bin[0]); + const prefix = Uint8Array.from([(size & 0xFF00) >> 8, size & 0xFF]); + return _util2.default.concatUint8Array([prefix, bin]); + }, + + /** + * Convert a Base-64 encoded string an array of 8-bit integer + * + * Note: accepts both Radix-64 and URL-safe strings + * @param {String} base64 Base-64 encoded string to convert + * @returns {Uint8Array} An array of 8-bit integers + */ + b64_to_Uint8Array: function b64_to_Uint8Array(base64) { + return _base2.default.decode(base64.replace(/-/g, '+').replace(/_/g, '/')); + }, + + /** + * Convert an array of 8-bit integer to a Base-64 encoded string + * @param {Uint8Array} bytes An array of 8-bit integers to convert + * @param {bool} url If true, output is URL-safe + * @returns {String} Base-64 encoded string + */ + Uint8Array_to_b64: function Uint8Array_to_b64(bytes, url) { + let encoded = _base2.default.encode(bytes).replace(/[\r\n]/g, ''); + if (url) { + encoded = encoded.replace(/[+]/g, '-').replace(/[/]/g, '_').replace(/[=]/g, ''); + } + return encoded; + }, + + /** + * Convert a hex string to an array of 8-bit integers + * @param {String} hex A hex string to convert + * @returns {Uint8Array} An array of 8-bit integers + */ + hex_to_Uint8Array: function hex_to_Uint8Array(hex) { + const result = new Uint8Array(hex.length >> 1); + for (let k = 0; k < hex.length >> 1; k++) { + result[k] = parseInt(hex.substr(k << 1, 2), 16); + } + return result; + }, + + /** + * Convert an array of 8-bit integers to a hex string + * @param {Uint8Array} bytes Array of 8-bit integers to convert + * @returns {String} Hexadecimal representation of the array + */ + Uint8Array_to_hex: function Uint8Array_to_hex(bytes) { + const r = []; + const e = bytes.length; + let c = 0; + let h; + while (c < e) { + h = bytes[c++].toString(16); + while (h.length < 2) { + h = "0" + h; + } + r.push("" + h); + } + return r.join(''); + }, + + /** + * Convert a string to an array of 8-bit integers + * @param {String} str String to convert + * @returns {Uint8Array} An array of 8-bit integers + */ + str_to_Uint8Array: function str_to_Uint8Array(str) { + return _webStreamTools2.default.transform(str, str => { + if (!_util2.default.isString(str)) { + throw new Error('str_to_Uint8Array: Data must be in the form of a string'); + } + + const result = new Uint8Array(str.length); + for (let i = 0; i < str.length; i++) { + result[i] = str.charCodeAt(i); + } + return result; + }); + }, + + /** + * Convert an array of 8-bit integers to a string + * @param {Uint8Array} bytes An array of 8-bit integers to convert + * @returns {String} String representation of the array + */ + Uint8Array_to_str: function Uint8Array_to_str(bytes) { + bytes = new Uint8Array(bytes); + const result = []; + const bs = 1 << 14; + const j = bytes.length; + + for (let i = 0; i < j; i += bs) { + result.push(String.fromCharCode.apply(String, bytes.subarray(i, i + bs < j ? i + bs : j))); + } + return result.join(''); + }, + + /** + * Convert a native javascript string to a Uint8Array of utf8 bytes + * @param {String|ReadableStream} str The string to convert + * @returns {Uint8Array|ReadableStream} A valid squence of utf8 bytes + */ + encode_utf8: function encode_utf8(str) { + const encoder = new TextEncoder('utf-8'); + // eslint-disable-next-line no-inner-declarations + function process(value, lastChunk = false) { + return encoder.encode(value, { stream: !lastChunk }); + } + return _webStreamTools2.default.transform(str, process, () => process('', true)); + }, + + /** + * Convert a Uint8Array of utf8 bytes to a native javascript string + * @param {Uint8Array|ReadableStream} utf8 A valid squence of utf8 bytes + * @returns {String|ReadableStream} A native javascript string + */ + decode_utf8: function decode_utf8(utf8) { + const decoder = new TextDecoder('utf-8'); + // eslint-disable-next-line no-inner-declarations + function process(value, lastChunk = false) { + return decoder.decode(value, { stream: !lastChunk }); + } + return _webStreamTools2.default.transform(utf8, process, () => process(new Uint8Array(), true)); + }, + + /** + * Concat a list of Uint8Arrays, Strings or Streams + * The caller must not mix Uint8Arrays with Strings, but may mix Streams with non-Streams. + * @param {Array} Array of Uint8Arrays/Strings/Streams to concatenate + * @returns {Uint8Array|String|ReadableStream} Concatenated array + */ + concat: _webStreamTools2.default.concat, + + /** + * Concat Uint8Arrays + * @param {Array} Array of Uint8Arrays to concatenate + * @returns {Uint8Array} Concatenated array + */ + concatUint8Array: _webStreamTools2.default.concatUint8Array, + + /** + * Check Uint8Array equality + * @param {Uint8Array} first array + * @param {Uint8Array} second array + * @returns {Boolean} equality + */ + equalsUint8Array: function equalsUint8Array(array1, array2) { + if (!_util2.default.isUint8Array(array1) || !_util2.default.isUint8Array(array2)) { + throw new Error('Data must be in the form of a Uint8Array'); + } + + if (array1.length !== array2.length) { + return false; + } + + for (let i = 0; i < array1.length; i++) { + if (array1[i] !== array2[i]) { + return false; + } + } + return true; + }, + + /** + * Calculates a 16bit sum of a Uint8Array by adding each character + * codes modulus 65535 + * @param {Uint8Array} Uint8Array to create a sum of + * @returns {Uint8Array} 2 bytes containing the sum of all charcodes % 65535 + */ + write_checksum: function write_checksum(text) { + let s = 0; + for (let i = 0; i < text.length; i++) { + s = s + text[i] & 0xFFFF; + } + return _util2.default.writeNumber(s, 2); + }, + + /** + * Helper function to print a debug message. Debug + * messages are only printed if + * @link module:config/config.debug is set to true. + * @param {String} str String of the debug message + */ + print_debug: function print_debug(str) { + if (_config2.default.debug) { + console.log(str); + } + }, + + /** + * Helper function to print a debug message. Debug + * messages are only printed if + * @link module:config/config.debug is set to true. + * Different than print_debug because will call Uint8Array_to_hex iff necessary. + * @param {String} str String of the debug message + */ + print_debug_hexarray_dump: function print_debug_hexarray_dump(str, arrToHex) { + if (_config2.default.debug) { + str += ': ' + _util2.default.Uint8Array_to_hex(arrToHex); + console.log(str); + } + }, + + /** + * Helper function to print a debug message. Debug + * messages are only printed if + * @link module:config/config.debug is set to true. + * Different than print_debug because will call str_to_hex iff necessary. + * @param {String} str String of the debug message + */ + print_debug_hexstr_dump: function print_debug_hexstr_dump(str, strToHex) { + if (_config2.default.debug) { + str += _util2.default.str_to_hex(strToHex); + console.log(str); + } + }, + + /** + * Helper function to print a debug error. Debug + * messages are only printed if + * @link module:config/config.debug is set to true. + * @param {String} str String of the debug message + */ + print_debug_error: function print_debug_error(error) { + if (_config2.default.debug) { + console.error(error); + } + }, + + /** + * Read a stream to the end and print it to the console when it's closed. + * @param {String} str String of the debug message + * @param {ReadableStream|Uint8array|String} input Stream to print + * @param {Function} concat Function to concatenate chunks of the stream (defaults to util.concat). + */ + print_entire_stream: function print_entire_stream(str, input, concat) { + _webStreamTools2.default.readToEnd(_webStreamTools2.default.clone(input), concat).then(result => { + console.log(str + ': ', result); + }); + }, + + // returns bit length of the integer x + nbits: function nbits(x) { + let r = 1; + let t = x >>> 16; + if (t !== 0) { + x = t; + r += 16; + } + t = x >> 8; + if (t !== 0) { + x = t; + r += 8; + } + t = x >> 4; + if (t !== 0) { + x = t; + r += 4; + } + t = x >> 2; + if (t !== 0) { + x = t; + r += 2; + } + t = x >> 1; + if (t !== 0) { + x = t; + r += 1; + } + return r; + }, + + /** + * If S[1] == 0, then double(S) == (S[2..128] || 0); + * otherwise, double(S) == (S[2..128] || 0) xor + * (zeros(120) || 10000111). + * + * Both OCB and EAX (through CMAC) require this function to be constant-time. + * + * @param {Uint8Array} data + */ + double: function double(data) { + const double_var = new Uint8Array(data.length); + const last = data.length - 1; + for (let i = 0; i < last; i++) { + double_var[i] = data[i] << 1 ^ data[i + 1] >> 7; + } + double_var[last] = data[last] << 1 ^ (data[0] >> 7) * 0x87; + return double_var; + }, + + /** + * Shift a Uint8Array to the right by n bits + * @param {Uint8Array} array The array to shift + * @param {Integer} bits Amount of bits to shift (MUST be smaller + * than 8) + * @returns {String} Resulting array. + */ + shiftRight: function shiftRight(array, bits) { + if (bits) { + for (let i = array.length - 1; i >= 0; i--) { + array[i] >>= bits; + if (i > 0) { + array[i] |= array[i - 1] << 8 - bits; + } + } + } + return array; + }, + + /** + * Get native Web Cryptography api, only the current version of the spec. + * The default configuration is to use the api when available. But it can + * be deactivated with config.use_native + * @returns {Object} The SubtleCrypto api or 'undefined' + */ + getWebCrypto: function getWebCrypto() { + if (!_config2.default.use_native) { + return; + } + + return typeof global !== 'undefined' && global.crypto && global.crypto.subtle; + }, + + /** + * Get native Web Cryptography api for all browsers, including legacy + * implementations of the spec e.g IE11 and Safari 8/9. The default + * configuration is to use the api when available. But it can be deactivated + * with config.use_native + * @returns {Object} The SubtleCrypto api or 'undefined' + */ + getWebCryptoAll: function getWebCryptoAll() { + if (!_config2.default.use_native) { + return; + } + + if (typeof global !== 'undefined') { + if (global.crypto) { + return global.crypto.subtle || global.crypto.webkitSubtle; + } + if (global.msCrypto) { + return global.msCrypto.subtle; + } + } + }, + + /** + * Detect Node.js runtime. + */ + detectNode: function detectNode() { + return typeof global.process === 'object' && typeof global.process.versions === 'object'; + }, + + /** + * Get native Node.js module + * @param {String} The module to require + * @returns {Object} The required module or 'undefined' + */ + nodeRequire: function nodeRequire(module) { + if (!_util2.default.detectNode()) { + return; + } + + // Requiring the module dynamically allows us to access the native node module. + // otherwise, it gets replaced with the browserified version + // eslint-disable-next-line import/no-dynamic-require + return require(module); + }, + + /** + * Get native Node.js crypto api. The default configuration is to use + * the api when available. But it can also be deactivated with config.use_native + * @returns {Object} The crypto module or 'undefined' + */ + getNodeCrypto: function getNodeCrypto() { + if (!_config2.default.use_native) { + return; + } + + return _util2.default.nodeRequire('crypto'); + }, + + getNodeZlib: function getNodeZlib() { + if (!_config2.default.use_native) { + return; + } + + return _util2.default.nodeRequire('zlib'); + }, + + /** + * Get native Node.js Buffer constructor. This should be used since + * Buffer is not available under browserify. + * @returns {Function} The Buffer constructor or 'undefined' + */ + getNodeBuffer: function getNodeBuffer() { + return (_util2.default.nodeRequire('buffer') || {}).Buffer; + }, + + getNodeStream: function getNodeStream() { + return (_util2.default.nodeRequire('stream') || {}).Readable; + }, + + getHardwareConcurrency: function getHardwareConcurrency() { + if (_util2.default.detectNode()) { + const os = _util2.default.nodeRequire('os'); + return os.cpus().length; + } + + return navigator.hardwareConcurrency || 1; + }, + + isEmailAddress: function isEmailAddress(data) { + if (!_util2.default.isString(data)) { + return false; + } + const re = /^(([^<>()[\]\\.,;:\s@"]+(\.[^<>()[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+([a-zA-Z]{2,}|xn--[a-zA-Z\-0-9]+)))$/; + return re.test(data); + }, + + /** + * Format user id for internal use. + */ + formatUserId: function formatUserId(id) { + // name, email address and comment can be empty but must be of the correct type + if (id.name && !_util2.default.isString(id.name) || id.email && !_util2.default.isEmailAddress(id.email) || id.comment && !_util2.default.isString(id.comment)) { + throw new Error('Invalid user id format'); + } + const components = []; + if (id.name) { + components.push(id.name); + } + if (id.comment) { + components.push(`(${id.comment})`); + } + if (id.email) { + components.push(`<${id.email}>`); + } + return components.join(' '); + }, + + /** + * Parse user id. + */ + parseUserId: function parseUserId(userid) { + if (userid.length > _config2.default.max_userid_length) { + throw new Error('User id string is too long'); + } + try { + var _emailAddresses$parse = _emailAddresses2.default.parseOneAddress({ input: userid, atInDisplayName: true }); + + const name = _emailAddresses$parse.name, + email = _emailAddresses$parse.address, + comments = _emailAddresses$parse.comments; + + return { name, email, comment: comments.replace(/^\(|\)$/g, '') }; + } catch (e) { + throw new Error('Invalid user id format'); + } + }, + + /** + * Normalize line endings to + * Support any encoding where CR=0x0D, LF=0x0A + */ + canonicalizeEOL: function canonicalizeEOL(data) { + const CR = 13; + const LF = 10; + let carryOverCR = false; + + return _webStreamTools2.default.transform(data, bytes => { + if (carryOverCR) { + bytes = _util2.default.concatUint8Array([new Uint8Array([CR]), bytes]); + } + + if (bytes[bytes.length - 1] === CR) { + carryOverCR = true; + bytes = bytes.subarray(0, -1); + } else { + carryOverCR = false; + } + + let index; + const indices = []; + for (let i = 0;; i = index) { + index = bytes.indexOf(LF, i) + 1; + if (index) { + if (bytes[index - 2] !== CR) indices.push(index); + } else { + break; + } + } + if (!indices.length) { + return bytes; + } + + const normalized = new Uint8Array(bytes.length + indices.length); + let j = 0; + for (let i = 0; i < indices.length; i++) { + const sub = bytes.subarray(indices[i - 1] || 0, indices[i]); + normalized.set(sub, j); + j += sub.length; + normalized[j - 1] = CR; + normalized[j] = LF; + j++; + } + normalized.set(bytes.subarray(indices[indices.length - 1] || 0), j); + return normalized; + }, () => carryOverCR ? new Uint8Array([CR]) : undefined); + }, + + /** + * Convert line endings from canonicalized to native + * Support any encoding where CR=0x0D, LF=0x0A + */ + nativeEOL: function nativeEOL(data) { + const CR = 13; + const LF = 10; + let carryOverCR = false; + + return _webStreamTools2.default.transform(data, bytes => { + if (carryOverCR && bytes[0] !== LF) { + bytes = _util2.default.concatUint8Array([new Uint8Array([CR]), bytes]); + } else { + bytes = new Uint8Array(bytes); // Don't mutate passed bytes + } + + if (bytes[bytes.length - 1] === CR) { + carryOverCR = true; + bytes = bytes.subarray(0, -1); + } else { + carryOverCR = false; + } + + let index; + let j = 0; + for (let i = 0; i !== bytes.length; i = index) { + index = bytes.indexOf(CR, i) + 1; + if (!index) index = bytes.length; + const last = index - (bytes[index] === LF ? 1 : 0); + if (i) bytes.copyWithin(j, i, last); + j += last - i; + } + return bytes.subarray(0, j); + }, () => carryOverCR ? new Uint8Array([CR]) : undefined); + }, + + /** + * Remove trailing spaces and tabs from each line + */ + removeTrailingSpaces: function removeTrailingSpaces(text) { + return text.split('\n').map(line => { + let i = line.length - 1; + for (; i >= 0 && (line[i] === ' ' || line[i] === '\t'); i--); + return line.substr(0, i + 1); + }).join('\n'); + }, + + /** + * Encode input buffer using Z-Base32 encoding. + * See: https://tools.ietf.org/html/rfc6189#section-5.1.6 + * + * @param {Uint8Array} data The binary data to encode + * @returns {String} Binary data encoded using Z-Base32 + */ + encodeZBase32: function encodeZBase32(data) { + if (data.length === 0) { + return ""; + } + const ALPHABET = "ybndrfg8ejkmcpqxot1uwisza345h769"; + const SHIFT = 5; + const MASK = 31; + let buffer = data[0]; + let index = 1; + let bitsLeft = 8; + let result = ''; + while (bitsLeft > 0 || index < data.length) { + if (bitsLeft < SHIFT) { + if (index < data.length) { + buffer <<= 8; + buffer |= data[index++] & 0xff; + bitsLeft += 8; + } else { + const pad = SHIFT - bitsLeft; + buffer <<= pad; + bitsLeft += pad; + } + } + bitsLeft -= SHIFT; + result += ALPHABET[MASK & buffer >> bitsLeft]; + } + return result; + }, + + wrapError: function wrapError(message, error) { + if (!error) { + return new Error(message); + } + + // update error message + try { + error.message = message + ': ' + error.message; + } catch (e) {} + + return error; + } +}; // re-import module to access util functions +// GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/* eslint-disable no-console */ + +/** + * This object contains utility functions + * @requires email-addresses + * @requires web-stream-tools + * @requires config + * @requires encoding/base64 + * @module util + */ + +}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {}) +},{"./config":79,"./encoding/base64":112,"./util":158,"email-addresses":33,"web-stream-tools":75}],159:[function(require,module,exports){ +(function (global){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }(); // OpenPGP.js - An OpenPGP implementation in javascript +// Copyright (C) 2018 Wiktor Kwapisiewicz +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @fileoverview This class implements a client for the Web Key Directory (wkd) protocol + * in order to lookup keys on designated servers. + * See: https://datatracker.ietf.org/doc/draft-koch-openpgp-webkey-service/ + * @module wkd + */ + +var _util = require('./util'); + +var _util2 = _interopRequireDefault(_util); + +var _crypto = require('./crypto'); + +var _crypto2 = _interopRequireDefault(_crypto); + +var _key = require('./key'); + +var keyMod = _interopRequireWildcard(_key); + +function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } } + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * Initialize the WKD client + * @constructor + */ +function WKD() { + this._fetch = typeof global !== 'undefined' ? global.fetch : require('node-fetch'); +} + +/** + * Search for a public key using Web Key Directory protocol. + * @param {String} options.email User's email. + * @param {Boolean} options.rawBytes Returns Uint8Array instead of parsed key. + * @returns {Promise, + * err: (Array|null)}>} The public key. + * @async + */ +WKD.prototype.lookup = async function (options) { + const fetch = this._fetch; + + if (!options.email) { + throw new Error('You must provide an email parameter!'); + } + + if (!_util2.default.isEmailAddress(options.email)) { + throw new Error('Invalid e-mail address.'); + } + + var _$exec = /(.*)@(.*)/.exec(options.email), + _$exec2 = _slicedToArray(_$exec, 3); + + const localPart = _$exec2[1], + domain = _$exec2[2]; + + const localEncoded = _util2.default.encodeZBase32((await _crypto2.default.hash.sha1(_util2.default.str_to_Uint8Array(localPart.toLowerCase())))); + + const url = `https://${domain}/.well-known/openpgpkey/hu/${localEncoded}`; + + return fetch(url).then(function (response) { + if (response.status === 200) { + return response.arrayBuffer(); + } + }).then(function (publicKey) { + if (publicKey) { + const rawBytes = new Uint8Array(publicKey); + if (options.rawBytes) { + return rawBytes; + } + return keyMod.read(rawBytes); + } + }); +}; + +exports.default = WKD; + +}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {}) +},{"./crypto":94,"./key":118,"./util":158,"node-fetch":"node-fetch"}],160:[function(require,module,exports){ +'use strict'; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _util = require('../util.js'); + +var _util2 = _interopRequireDefault(_util); + +var _config = require('../config'); + +var _config2 = _interopRequireDefault(_config); + +var _crypto = require('../crypto'); + +var _crypto2 = _interopRequireDefault(_crypto); + +var _packet = require('../packet'); + +var _packet2 = _interopRequireDefault(_packet); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * Initializes a new proxy and loads the web worker + * @param {String} path The path to the worker or 'openpgp.worker.js' by default + * @param {Number} n number of workers to initialize if path given + * @param {Object} config config The worker configuration + * @param {Array} worker alternative to path parameter: web worker initialized with 'openpgp.worker.js' + * @constructor + */ +// GPG4Browsers - An OpenPGP implementation in javascript +// Copyright (C) 2011 Recurity Labs GmbH +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3.0 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +/** + * @fileoverview Provides functions for maintaining browser workers + * @see module:openpgp.initWorker + * @see module:openpgp.getWorker + * @see module:openpgp.destroyWorker + * @see module:worker/worker + * @requires util + * @requires config + * @requires crypto + * @requires packet + * @module worker/async_proxy + */ + +function AsyncProxy({ path = 'openpgp.worker.js', n = 1, workers = [], config } = {}) { + /** + * Message handling + */ + const handleMessage = workerId => event => { + const msg = event.data; + switch (msg.event) { + case 'loaded': + this.workers[workerId].loadedResolve(true); + break; + case 'method-return': + if (msg.err) { + // fail + const err = new Error(msg.err); + // add worker stack + err.workerStack = msg.stack; + this.tasks[msg.id].reject(err); + } else { + // success + this.tasks[msg.id].resolve(msg.data); + } + delete this.tasks[msg.id]; + this.workers[workerId].requests--; + break; + case 'request-seed': + this.seedRandom(workerId, msg.amount); + break; + default: + throw new Error('Unknown Worker Event.'); + } + }; + + if (workers.length) { + this.workers = workers; + } else { + this.workers = []; + while (this.workers.length < n) { + this.workers.push(new Worker(path)); + } + } + + let workerId = 0; + this.workers.forEach(worker => { + worker.loadedPromise = new Promise(resolve => { + worker.loadedResolve = resolve; + }); + worker.requests = 0; + worker.onmessage = handleMessage(workerId++); + worker.onerror = e => { + worker.loadedResolve(false); + console.error('Unhandled error in openpgp worker: ' + e.message + ' (' + e.filename + ':' + e.lineno + ')'); + return false; + }; + + if (config) { + worker.postMessage({ event: 'configure', config }); + } + }); + + // Cannot rely on task order being maintained, use object keyed by request ID to track tasks + this.tasks = {}; + this.currentID = 0; +} + +/** + * Returns a promise that resolves when all workers have finished loading + * @returns {Promise} Resolves to true if all workers have loaded succesfully; false otherwise +*/ +AsyncProxy.prototype.loaded = async function () { + const loaded = await Promise.all(this.workers.map(worker => worker.loadedPromise)); + return loaded.every(Boolean); +}; + +/** + * Get new request ID + * @returns {integer} New unique request ID +*/ +AsyncProxy.prototype.getID = function () { + return this.currentID++; +}; + +/** + * Send message to worker with random data + * @param {Integer} size Number of bytes to send + * @async + */ +AsyncProxy.prototype.seedRandom = async function (workerId, size) { + const buf = await _crypto2.default.random.getRandomBytes(size); + this.workers[workerId].postMessage({ event: 'seed-random', buf }, _util2.default.getTransferables(buf, true)); +}; + +/** + * Clear key caches + * @async + */ +AsyncProxy.prototype.clearKeyCache = async function () { + await Promise.all(this.workers.map(worker => new Promise((resolve, reject) => { + const id = this.getID(); + + worker.postMessage({ id, event: 'clear-key-cache' }); + + this.tasks[id] = { resolve, reject }; + }))); +}; + +/** + * Terminates the workers + */ +AsyncProxy.prototype.terminate = function () { + this.workers.forEach(worker => { + worker.terminate(); + }); +}; + +/** + * Generic proxy function that handles all commands from the public api. + * @param {String} method the public api function to be delegated to the worker thread + * @param {Object} options the api function's options + * @returns {Promise} see the corresponding public api functions for their return types + * @async + */ +AsyncProxy.prototype.delegate = function (method, options) { + + const id = this.getID(); + const requests = this.workers.map(worker => worker.requests); + const minRequests = Math.min(...requests); + let workerId = 0; + for (; workerId < this.workers.length; workerId++) { + if (this.workers[workerId].requests === minRequests) { + break; + } + } + + return new Promise((_resolve, reject) => { + // clone packets (for web worker structured cloning algorithm) + this.workers[workerId].postMessage({ id: id, event: method, options: _packet2.default.clone.clonePackets(options) }, _util2.default.getTransferables(options, _config2.default.zero_copy)); + this.workers[workerId].requests++; + + // remember to handle parsing cloned packets from worker + this.tasks[id] = { resolve: data => _resolve(_packet2.default.clone.parseClonedPackets(_util2.default.restoreStreams(data), method)), reject }; + }); +}; + +exports.default = AsyncProxy; + +},{"../config":79,"../crypto":94,"../packet":131,"../util.js":158}]},{},[115])(115) +}); + + +/***/ }), + +/***/ 747: +/***/ (function(module) { + +module.exports = require("fs"); + +/***/ }), + +/***/ 781: +/***/ (function(__unusedmodule, exports, __webpack_require__) { + +"use strict"; + +var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) { + function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); } + return new (P || (P = Promise))(function (resolve, reject) { + function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } } + function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } } + function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); } + step((generator = generator.apply(thisArg, _arguments || [])).next()); + }); +}; +var __importStar = (this && this.__importStar) || function (mod) { + if (mod && mod.__esModule) return mod; + var result = {}; + if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k]; + result["default"] = mod; + return result; +}; +Object.defineProperty(exports, "__esModule", { value: true }); +const openpgp = __importStar(__webpack_require__(724)); +exports.readPrivateKey = (armoredText) => __awaiter(void 0, void 0, void 0, function* () { + const { keys: [privateKey], err: err } = yield openpgp.key.readArmored(armoredText); + if (err === null || err === void 0 ? void 0 : err.length) { + throw err[0]; + } + return { + fingerprint: privateKey.getFingerprint().toUpperCase(), + keyID: yield privateKey.getEncryptionKey().then(encKey => { + // @ts-ignore + return encKey === null || encKey === void 0 ? void 0 : encKey.getKeyId().toHex().toUpperCase(); + }), + userID: yield privateKey.getPrimaryUser().then(primaryUser => { + return primaryUser.user.userId.userid; + }), + creationTime: privateKey.getCreationTime() + }; +}); +exports.generateKeyPair = (name, email, passphrase, numBits = 4096) => __awaiter(void 0, void 0, void 0, function* () { + const keyPair = yield openpgp.generateKey({ + userIds: [{ name: name, email: email }], + numBits, + passphrase + }); + return { + publicKey: keyPair.publicKeyArmored.replace(/\r\n/g, '\n').trim(), + privateKey: keyPair.privateKeyArmored.replace(/\r\n/g, '\n').trim() + }; +}); + + +/***/ }) + +/******/ }); \ No newline at end of file diff --git a/jest.config.js b/jest.config.js new file mode 100644 index 0000000..3871c8d --- /dev/null +++ b/jest.config.js @@ -0,0 +1,11 @@ +module.exports = { + clearMocks: true, + moduleFileExtensions: ['js', 'ts'], + testEnvironment: 'node', + testMatch: ['**/*.test.ts'], + testRunner: 'jest-circus/runner', + transform: { + '^.+\\.ts$': 'ts-jest' + }, + verbose: false +} diff --git a/package-lock.json b/package-lock.json new file mode 100644 index 0000000..0a28d1f --- /dev/null +++ b/package-lock.json @@ -0,0 +1,5279 @@ +{ + "name": "import-gpg", + "requires": true, + "lockfileVersion": 1, + "dependencies": { + "@actions/core": { + "version": "1.2.4", + "resolved": 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file mode 100644 index 0000000..4ad3599 --- /dev/null +++ b/package.json @@ -0,0 +1,43 @@ +{ + "name": "import-gpg", + "description": "GitHub Action to easily import your GPG key to sign commits and tags", + "main": "lib/main.js", + "scripts": { + "build": "tsc && ncc build", + "format": "prettier --write **/*.ts", + "format-check": "prettier --check **/*.ts", + "test": "jest --coverage", + "pre-checkin": "npm run format && npm run build" + }, + "repository": { + "type": "git", + "url": "git+https://github.com/crazy-max/ghaction-import-gpg.git" + }, + "keywords": [ + "actions", + "gpg", + "signing", + "git" + ], + "author": "CrazyMax", + "license": "MIT", + "dependencies": { + "@actions/core": "^1.2.3", + "@actions/exec": "^1.0.4", + "@actions/github": "^2.1.1", + "openpgp": "^4.10.4" + }, + "devDependencies": { + "@types/jest": "^25.2.1", + "@types/node": "^13.13.4", + "@types/openpgp": "^4.4.10", + "@zeit/ncc": "^0.22.1", + "jest": "^25.5.0", + "jest-circus": "^25.5.0", + "jest-runtime": "^25.5.0", + "prettier": "^2.0.5", + "ts-jest": "^25.4.0", + "typescript": "^3.8.3", + "typescript-formatter": "^7.2.2" + } +} diff --git a/src/gpg.ts b/src/gpg.ts new file mode 100644 index 0000000..726eb65 --- /dev/null +++ b/src/gpg.ts @@ -0,0 +1,51 @@ +import {unlinkSync, writeFileSync} from 'fs'; +import child_process from 'child_process'; + +export interface Version { + gnupg: string; + libgcrypt: string; +} + +const gpg = async (args: string[] = []): Promise => { + return child_process + .execSync(`gpg ${args.join(' ')}`, { + encoding: 'utf8' + }) + .trim(); +}; + +export const getVersion = async (): Promise => { + let gnupgVersion: string = ''; + let libgcryptVersion: string = ''; + + await gpg(['--version']).then(stdout => { + for (let line of stdout.replace(/\r/g, '').trim().split(/\n/g)) { + if (line.startsWith('gpg (GnuPG) ')) { + gnupgVersion = line.substr('gpg (GnuPG) '.length).trim(); + } else if (line.startsWith('gpg (GnuPG/MacGPG2) ')) { + gnupgVersion = line.substr('gpg (GnuPG/MacGPG2) '.length).trim(); + } else if (line.startsWith('libgcrypt ')) { + libgcryptVersion = line.substr('libgcrypt '.length).trim(); + } + } + }); + + return { + gnupg: gnupgVersion, + libgcrypt: libgcryptVersion + }; +}; + +export const importKey = async (armoredText: string): Promise => { + const keyPath: string = `${process.env.HOME}/key.pgp`; + writeFileSync(keyPath, armoredText, {mode: 0o600}); + + await gpg(['--import', '--batch', '--yes', keyPath]).finally(() => { + unlinkSync(keyPath); + }); +}; + +export const deleteKey = async (fingerprint: string): Promise => { + await gpg(['--batch', '--yes', ' --delete-secret-keys', fingerprint]); + await gpg(['--batch', '--yes', ' --delete-keys', fingerprint]); +}; diff --git a/src/main.ts b/src/main.ts new file mode 100644 index 0000000..a2ca9cb --- /dev/null +++ b/src/main.ts @@ -0,0 +1,51 @@ +import * as core from '@actions/core'; +import {deleteKey, importKey} from './gpg'; +import {PrivateKey, readPrivateKey} from './openpgp'; +import * as stateHelper from './state-helper'; + +let privateKey: PrivateKey | undefined; + +async function run(): Promise { + try { + if (!process.env.SIGNING_KEY) { + core.setFailed('Signing key required'); + return; + } + + core.debug(`SIGNING_KEY: ${process.env.SIGNING_KEY}`); + core.debug(`PASSPHRASE: ${process.env.PASSPHRASE}`); + + core.info('🔮 Checking signing key...'); + privateKey = await readPrivateKey(process.env.SIGNING_KEY); + core.debug(`key.fingerprint=${privateKey.fingerprint}`); + core.debug(`key.keyID=${privateKey.keyID}`); + core.debug(`key.userID=${privateKey.userID}`); + core.debug(`key.creationTime: ${privateKey.creationTime}`); + + core.info('🔑 Importing secret key...'); + await importKey(process.env.SIGNING_KEY); + } catch (error) { + core.setFailed(error.message); + } +} + +async function cleanup(): Promise { + if (!privateKey) { + return; + } + try { + core.info('🚿 Removing keys from GnuPG...'); + await deleteKey(privateKey.fingerprint); + } catch (error) { + core.warning(error.message); + } +} + +// Main +if (!stateHelper.IsPost) { + run(); +} +// Post +else { + cleanup(); +} diff --git a/src/openpgp.ts b/src/openpgp.ts new file mode 100644 index 0000000..7bc2e40 --- /dev/null +++ b/src/openpgp.ts @@ -0,0 +1,53 @@ +import * as openpgp from 'openpgp'; + +export interface PrivateKey { + fingerprint: string; + keyID: string; + userID: string; + creationTime: Date; +} + +export interface KeyPair { + publicKey: string; + privateKey: string; +} + +export const readPrivateKey = async (armoredText: string): Promise => { + const { + keys: [privateKey], + err: err + } = await openpgp.key.readArmored(armoredText); + if (err?.length) { + throw err[0]; + } + + return { + fingerprint: privateKey.getFingerprint().toUpperCase(), + keyID: await privateKey.getEncryptionKey().then(encKey => { + // @ts-ignore + return encKey?.getKeyId().toHex().toUpperCase(); + }), + userID: await privateKey.getPrimaryUser().then(primaryUser => { + return primaryUser.user.userId.userid; + }), + creationTime: privateKey.getCreationTime() + }; +}; + +export const generateKeyPair = async ( + name: string, + email: string, + passphrase: string, + numBits: number = 4096 +): Promise => { + const keyPair = await openpgp.generateKey({ + userIds: [{name: name, email: email}], + numBits, + passphrase + }); + + return { + publicKey: keyPair.publicKeyArmored.replace(/\r\n/g, '\n').trim(), + privateKey: keyPair.privateKeyArmored.replace(/\r\n/g, '\n').trim() + }; +}; diff --git a/src/state-helper.ts b/src/state-helper.ts new file mode 100644 index 0000000..1d391fc --- /dev/null +++ b/src/state-helper.ts @@ -0,0 +1,14 @@ +// From https://github.com/actions/checkout/blob/master/src/state-helper.ts + +import * as coreCommand from '@actions/core/lib/command'; + +/** + * Indicates whether the POST action is running + */ +export const IsPost = !!process.env['STATE_isPost']; + +// Publish a variable so that when the POST action runs, it can determine it should run the cleanup logic. +// This is necessary since we don't have a separate entry point. +if (!IsPost) { + coreCommand.issueCommand('save-state', {name: 'isPost'}, 'true'); +} diff --git a/tsconfig.json b/tsconfig.json new file mode 100644 index 0000000..a8685de --- /dev/null +++ b/tsconfig.json @@ -0,0 +1,17 @@ +{ + "compilerOptions": { + "target": "es6", + "module": "commonjs", + "lib": [ + "es6", + "dom" + ], + "newLine": "lf", + "outDir": "./lib", + "rootDir": "./src", + "strict": true, + "noImplicitAny": false, + "esModuleInterop": true + }, + "exclude": ["node_modules", "**/*.test.ts"] +}