Sha256: 84305b5e1a82361db17a468a54799379140c9b8e7ce54dd1a5175116b58a9ce4
Contents?: true
Size: 659 Bytes
Versions: 35
Compression:
Stored size: 659 Bytes
Contents
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
Version data entries
35 entries across 34 versions & 12 rubygems