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author | Florian Dold <florian.dold@gmail.com> | 2017-05-03 15:35:00 +0200 |
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committer | Florian Dold <florian.dold@gmail.com> | 2017-05-03 15:35:00 +0200 |
commit | de98e0b232509d5f40c135d540a70e415272ff85 (patch) | |
tree | a79222a5b58484ab3b80d18efcaaa7ccc4769b33 /node_modules/minimalistic-crypto-utils | |
parent | e0c9d480a73fa629c1e4a47d3e721f1d2d345406 (diff) | |
download | wallet-core-de98e0b232509d5f40c135d540a70e415272ff85.tar.xz |
node_modules
Diffstat (limited to 'node_modules/minimalistic-crypto-utils')
6 files changed, 173 insertions, 0 deletions
diff --git a/node_modules/minimalistic-crypto-utils/.npmignore b/node_modules/minimalistic-crypto-utils/.npmignore new file mode 100644 index 000000000..1ca957177 --- /dev/null +++ b/node_modules/minimalistic-crypto-utils/.npmignore @@ -0,0 +1,2 @@ +node_modules/ +npm-debug.log diff --git a/node_modules/minimalistic-crypto-utils/.travis.yml b/node_modules/minimalistic-crypto-utils/.travis.yml new file mode 100644 index 000000000..ce24b7a77 --- /dev/null +++ b/node_modules/minimalistic-crypto-utils/.travis.yml @@ -0,0 +1,11 @@ +sudo: false + +language: node_js + +node_js: + - "4" + - "6" + - "stable" + +script: + - npm test diff --git a/node_modules/minimalistic-crypto-utils/README.md b/node_modules/minimalistic-crypto-utils/README.md new file mode 100644 index 000000000..9e58eba89 --- /dev/null +++ b/node_modules/minimalistic-crypto-utils/README.md @@ -0,0 +1,47 @@ +# minimalistic-crypto-utils +[![Build Status](https://secure.travis-ci.org/indutny/minimalistic-crypto-utils.svg)](http://travis-ci.org/indutny/minimalistic-crypto-utils) +[![NPM version](https://badge.fury.io/js/minimalistic-crypto-utils.svg)](http://badge.fury.io/js/minimalistic-crypto-utils) + +Very minimal utils that are required in order to write reasonable JS-only +crypto module. + +## Usage + +```js +const utils = require('minimalistic-crypto-utils'); + +utils.toArray('abcd', 'hex'); +utils.encode([ 1, 2, 3, 4 ], 'hex'); +utils.toHex([ 1, 2, 3, 4 ]); +``` + +#### LICENSE + +This software is licensed under the MIT License. + +Copyright Fedor Indutny, 2017. + +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. + +[0]: http://tools.ietf.org/html/rfc6979 +[1]: https://github.com/indutny/bn.js +[2]: https://github.com/indutny/hash.js +[3]: https://github.com/bitchan/eccrypto +[4]: https://github.com/wanderer/secp256k1-node diff --git a/node_modules/minimalistic-crypto-utils/lib/utils.js b/node_modules/minimalistic-crypto-utils/lib/utils.js new file mode 100644 index 000000000..cd48daf12 --- /dev/null +++ b/node_modules/minimalistic-crypto-utils/lib/utils.js @@ -0,0 +1,58 @@ +'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; +}; diff --git a/node_modules/minimalistic-crypto-utils/package.json b/node_modules/minimalistic-crypto-utils/package.json new file mode 100644 index 000000000..bc4c79a47 --- /dev/null +++ b/node_modules/minimalistic-crypto-utils/package.json @@ -0,0 +1,27 @@ +{ + "name": "minimalistic-crypto-utils", + "version": "1.0.1", + "description": "Minimalistic tools for JS crypto modules", + "main": "lib/utils.js", + "scripts": { + "test": "mocha --reporter=spec test/*-test.js" + }, + "repository": { + "type": "git", + "url": "git+ssh://git@github.com/indutny/minimalistic-crypto-utils.git" + }, + "keywords": [ + "minimalistic", + "utils", + "crypto" + ], + "author": "Fedor Indutny <fedor@indutny.com>", + "license": "MIT", + "bugs": { + "url": "https://github.com/indutny/minimalistic-crypto-utils/issues" + }, + "homepage": "https://github.com/indutny/minimalistic-crypto-utils#readme", + "devDependencies": { + "mocha": "^3.2.0" + } +} diff --git a/node_modules/minimalistic-crypto-utils/test/utils-test.js b/node_modules/minimalistic-crypto-utils/test/utils-test.js new file mode 100644 index 000000000..3da812dbc --- /dev/null +++ b/node_modules/minimalistic-crypto-utils/test/utils-test.js @@ -0,0 +1,28 @@ +'use strict'; + +const assert = require('assert'); +const utils = require('../'); + +describe('utils', () => { + it('should convert to array', () => { + assert.deepEqual(utils.toArray('1234', 'hex'), [ 0x12, 0x34 ]); + assert.deepEqual(utils.toArray('1234'), [ 49, 50, 51, 52 ]); + assert.deepEqual(utils.toArray('1234', 'utf8'), [ 49, 50, 51, 52 ]); + assert.deepEqual(utils.toArray('\u1234234'), [ 18, 52, 50, 51, 52 ]); + assert.deepEqual(utils.toArray([ 1, 2, 3, 4 ]), [ 1, 2, 3, 4 ]); + }); + + it('should zero pad byte to hex', () => { + assert.equal(utils.zero2('0'), '00'); + assert.equal(utils.zero2('01'), '01'); + }); + + it('should convert to hex', () => { + assert.equal(utils.toHex([ 0, 1, 2, 3 ]), '00010203'); + }); + + it('should encode', () => { + assert.deepEqual(utils.encode([ 0, 1, 2, 3 ]), [ 0, 1, 2, 3 ]); + assert.deepEqual(utils.encode([ 0, 1, 2, 3 ], 'hex'), '00010203'); + }); +}); |