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red_de_investigacion_front/node_modules/browserify-aes/modes/cbc.js
T
DanielRamirezGe 5eecfbf6cd first commit
2020-01-14 20:43:08 -06:00

18 lines
342 B
JavaScript

var xor = require('buffer-xor')
exports.encrypt = function (self, block) {
var data = xor(block, self._prev)
self._prev = self._cipher.encryptBlock(data)
return self._prev
}
exports.decrypt = function (self, block) {
var pad = self._prev
self._prev = block
var out = self._cipher.decryptBlock(block)
return xor(out, pad)
}