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authorPliable Pixels <pliablepixels@gmail.com>2016-08-05 14:05:24 -0400
committerPliable Pixels <pliablepixels@gmail.com>2016-08-05 14:05:24 -0400
commitd743aa39f3ddaf5e3f1d5f40e2a3ec9eb90cfc4d (patch)
tree0744e3c746d356e5e791213556a4855231d4c626 /www/lib/crypto-js/mode-ofb.js
parentbcee540a8de31a4c9ce12923d8759c21ef2424f2 (diff)
#293 - logs now won't have password stored, and userProfile is cryptoJS ciphered
Former-commit-id: 0db06364a3532cbbb31bd5fa33a488b232f725a5
Diffstat (limited to 'www/lib/crypto-js/mode-ofb.js')
-rw-r--r--www/lib/crypto-js/mode-ofb.js54
1 files changed, 54 insertions, 0 deletions
diff --git a/www/lib/crypto-js/mode-ofb.js b/www/lib/crypto-js/mode-ofb.js
new file mode 100644
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+++ b/www/lib/crypto-js/mode-ofb.js
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+;(function (root, factory, undef) {
+ if (typeof exports === "object") {
+ // CommonJS
+ module.exports = exports = factory(require("./core"), require("./cipher-core"));
+ }
+ else if (typeof define === "function" && define.amd) {
+ // AMD
+ define(["./core", "./cipher-core"], factory);
+ }
+ else {
+ // Global (browser)
+ factory(root.CryptoJS);
+ }
+}(this, function (CryptoJS) {
+
+ /**
+ * Output Feedback block mode.
+ */
+ CryptoJS.mode.OFB = (function () {
+ var OFB = CryptoJS.lib.BlockCipherMode.extend();
+
+ var Encryptor = OFB.Encryptor = OFB.extend({
+ processBlock: function (words, offset) {
+ // Shortcuts
+ var cipher = this._cipher
+ var blockSize = cipher.blockSize;
+ var iv = this._iv;
+ var keystream = this._keystream;
+
+ // Generate keystream
+ if (iv) {
+ keystream = this._keystream = iv.slice(0);
+
+ // Remove IV for subsequent blocks
+ this._iv = undefined;
+ }
+ cipher.encryptBlock(keystream, 0);
+
+ // Encrypt
+ for (var i = 0; i < blockSize; i++) {
+ words[offset + i] ^= keystream[i];
+ }
+ }
+ });
+
+ OFB.Decryptor = Encryptor;
+
+ return OFB;
+ }());
+
+
+ return CryptoJS.mode.OFB;
+
+})); \ No newline at end of file