pax_global_header00006660000000000000000000000064130534002470014510gustar00rootroot0000000000000052 comment=f4f2b13a3ac78d8ee6991994bae89ec93304d225 minimalistic-crypto-utils-1.0.1/000077500000000000000000000000001305340024700166455ustar00rootroot00000000000000minimalistic-crypto-utils-1.0.1/.gitignore000066400000000000000000000000341305340024700206320ustar00rootroot00000000000000node_modules/ npm-debug.log minimalistic-crypto-utils-1.0.1/.travis.yml000066400000000000000000000001341305340024700207540ustar00rootroot00000000000000sudo: false language: node_js node_js: - "4" - "6" - "stable" script: - npm test minimalistic-crypto-utils-1.0.1/README.md000066400000000000000000000035321305340024700201270ustar00rootroot00000000000000# 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 minimalistic-crypto-utils-1.0.1/lib/000077500000000000000000000000001305340024700174135ustar00rootroot00000000000000minimalistic-crypto-utils-1.0.1/lib/utils.js000066400000000000000000000021641305340024700211140ustar00rootroot00000000000000'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; }; minimalistic-crypto-utils-1.0.1/package.json000066400000000000000000000012651305340024700211370ustar00rootroot00000000000000{ "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 ", "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" } } minimalistic-crypto-utils-1.0.1/test/000077500000000000000000000000001305340024700176245ustar00rootroot00000000000000minimalistic-crypto-utils-1.0.1/test/utils-test.js000066400000000000000000000016311305340024700223000ustar00rootroot00000000000000'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'); }); });