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WIKIPEDIA
/
sandbox
/
node_modules
/
browserify-aes
:
streamCipher.js
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var aes = require('./aes') var Buffer = require('safe-buffer').Buffer var Transform = require('cipher-base') var inherits = require('inherits') function StreamCipher (mode, key, iv, decrypt) { Transform.call(this) this._cipher = new aes.AES(key) this._prev = Buffer.from(iv) this._cache = Buffer.allocUnsafe(0) this._secCache = Buffer.allocUnsafe(0) this._decrypt = decrypt this._mode = mode } inherits(StreamCipher, Transform) StreamCipher.prototype._update = function (chunk) { return this._mode.encrypt(this, chunk, this._decrypt) } StreamCipher.prototype._final = function () { this._cipher.scrub() } module.exports = StreamCipher