From e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d Mon Sep 17 00:00:00 2001 From: Piotr Russ Date: Mon, 16 Nov 2020 00:10:28 +0100 Subject: api, login, auth --- node_modules/browserify-aes/modes/ofb.js | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) create mode 100644 node_modules/browserify-aes/modes/ofb.js (limited to 'node_modules/browserify-aes/modes/ofb.js') diff --git a/node_modules/browserify-aes/modes/ofb.js b/node_modules/browserify-aes/modes/ofb.js new file mode 100644 index 0000000..bd87558 --- /dev/null +++ b/node_modules/browserify-aes/modes/ofb.js @@ -0,0 +1,16 @@ +var xor = require('buffer-xor') + +function getBlock (self) { + self._prev = self._cipher.encryptBlock(self._prev) + return self._prev +} + +exports.encrypt = function (self, chunk) { + while (self._cache.length < chunk.length) { + self._cache = Buffer.concat([self._cache, getBlock(self)]) + } + + var pad = self._cache.slice(0, chunk.length) + self._cache = self._cache.slice(chunk.length) + return xor(chunk, pad) +} -- cgit v1.2.3