Sha256: 609b36209b38c7b2dd837f78fed547695a1041398a9b7807b45b0cebb6b0f982
Contents?: true
Size: 518 Bytes
Versions: 35
Compression:
Stored size: 518 Bytes
Contents
var Buffer = require('safe-buffer').Buffer
function encryptByte (self, byteParam, decrypt) {
var pad = self._cipher.encryptBlock(self._prev)
var out = pad[0] ^ byteParam
self._prev = Buffer.concat([
self._prev.slice(1),
Buffer.from([decrypt ? byteParam : out])
])
return out
}
exports.encrypt = function (self, chunk, decrypt) {
var len = chunk.length
var out = Buffer.allocUnsafe(len)
var i = -1
while (++i < len) {
out[i] = encryptByte(self, chunk[i], decrypt)
}
return out
}
Version data entries
35 entries across 34 versions & 12 rubygems