Beta 7 with some repo names changed.

This commit is contained in:
Luis Fernando Molina committed 2020-11-15 13:05:19 +01:00
1 parent 0f7b40cca7
commit 963c19493a
3408 files changed
+462217 -15516

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var CipherBase = require('cipher-base')
var des = require('des.js')
var inherits = require('inherits')
var Buffer = require('safe-buffer').Buffer
var modes = {
'des-ede3-cbc': des.CBC.instantiate(des.EDE),
'des-ede3': des.EDE,
'des-ede-cbc': des.CBC.instantiate(des.EDE),
'des-ede': des.EDE,
'des-cbc': des.CBC.instantiate(des.DES),
'des-ecb': des.DES
}
modes.des = modes['des-cbc']
modes.des3 = modes['des-ede3-cbc']
module.exports = DES
inherits(DES, CipherBase)
function DES (opts) {
CipherBase.call(this)
var modeName = opts.mode.toLowerCase()
var mode = modes[modeName]
var type
if (opts.decrypt) {
type = 'decrypt'
} else {
type = 'encrypt'
}
var key = opts.key
if (!Buffer.isBuffer(key)) {
key = Buffer.from(key)
}
if (modeName === 'des-ede' || modeName === 'des-ede-cbc') {
key = Buffer.concat([key, key.slice(0, 8)])
}
var iv = opts.iv
if (!Buffer.isBuffer(iv)) {
iv = Buffer.from(iv)
}
this._des = mode.create({
key: key,
iv: iv,
type: type
})
}
DES.prototype._update = function (data) {
return Buffer.from(this._des.update(data))
}
DES.prototype._final = function () {
return Buffer.from(this._des.final())
}
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exports['des-ecb'] = {
key: 8,
iv: 0
}
exports['des-cbc'] = exports.des = {
key: 8,
iv: 8
}
exports['des-ede3-cbc'] = exports.des3 = {
key: 24,
iv: 8
}
exports['des-ede3'] = {
key: 24,
iv: 0
}
exports['des-ede-cbc'] = {
key: 16,
iv: 8
}
exports['des-ede'] = {
key: 16,
iv: 0
}
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{
"name": "browserify-des",
"version": "1.0.2",
"description": "",
"main": "index.js",
"scripts": {
"test": "standard && node test.js | tspec"
},
"repository": {
"type": "git",
"url": "git+https://github.com/crypto-browserify/browserify-des.git"
},
"author": "Calvin Metcalf <calvin.metcalf@gmail.com>",
"license": "MIT",
"bugs": {
"url": "https://github.com/crypto-browserify/browserify-des/issues"
},
"homepage": "https://github.com/crypto-browserify/browserify-des#readme",
"dependencies": {
"cipher-base": "^1.0.1",
"des.js": "^1.0.0",
"inherits": "^2.0.1",
"safe-buffer": "^5.1.2"
},
"devDependencies": {
"standard": "^5.3.1",
"tap-spec": "^4.1.0",
"tape": "^4.2.0"
}
,"_resolved": "https://registry.npmjs.org/browserify-des/-/browserify-des-1.0.2.tgz"
,"_integrity": "sha512-BioO1xf3hFwz4kc6iBhI3ieDFompMhrMlnDFC4/0/vd5MokpuAc3R+LYbwTA9A5Yc9pq9UYPqffKpW2ObuwX5A=="
,"_from": "browserify-des@^1.0.0"
}
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var test = require('tape')
var DES = require('./')
var modes = require('./modes')
var crypto = require('crypto')
Object.keys(modes).forEach(function (mode) {
test(mode, function (t) {
var i = 0
while (++i < 10) {
runOnce(i)
}
function runOnce (i) {
t.test('run: ' + i, function (t) {
t.plan(2)
var key = crypto.randomBytes(modes[mode].key)
var iv = crypto.randomBytes(modes[mode].iv)
var text = crypto.randomBytes(200)
var ourEncrypt
try {
ourEncrypt = new DES({
mode: mode,
key: key,
iv: iv
})
} catch (e) {
t.notOk(e, e.stack)
}
var nodeEncrypt
try {
nodeEncrypt = crypto.createCipheriv(mode, key, iv)
} catch (e) {
t.notOk(e, e.stack)
}
var ourCipherText = Buffer.concat([ourEncrypt.update(text), ourEncrypt.final()])
var nodeCipherText = Buffer.concat([nodeEncrypt.update(text), nodeEncrypt.final()])
t.equals(nodeCipherText.toString('hex'), ourCipherText.toString('hex'))
var ourDecrypt = new DES({
mode: mode,
key: key,
iv: iv,
decrypt: true
})
var plainText = Buffer.concat([ourDecrypt.update(ourCipherText), ourDecrypt.final()])
t.equals(text.toString('hex'), plainText.toString('hex'))
})
t.test('run text: ' + i, function (t) {
t.plan(2)
var key = crypto.randomBytes(32).toString('base64').slice(0, modes[mode].key)
var iv = crypto.randomBytes(32).toString('base64').slice(0, modes[mode].iv)
var text = crypto.randomBytes(200)
var ourEncrypt
try {
ourEncrypt = new DES({
mode: mode,
key: key,
iv: iv
})
} catch (e) {
t.notOk(e, e.stack)
}
var nodeEncrypt
try {
nodeEncrypt = crypto.createCipheriv(mode, key, iv)
} catch (e) {
t.notOk(e, e.stack)
}
var ourCipherText = Buffer.concat([ourEncrypt.update(text), ourEncrypt.final()])
var nodeCipherText = Buffer.concat([nodeEncrypt.update(text), nodeEncrypt.final()])
t.equals(nodeCipherText.toString('hex'), ourCipherText.toString('hex'))
var ourDecrypt = new DES({
mode: mode,
key: key,
iv: iv,
decrypt: true
})
var plainText = Buffer.concat([ourDecrypt.update(ourCipherText), ourDecrypt.final()])
t.equals(text.toString('hex'), plainText.toString('hex'))
})
}
})
})