From d743aa39f3ddaf5e3f1d5f40e2a3ec9eb90cfc4d Mon Sep 17 00:00:00 2001
From: Pliable Pixels <pliablepixels@gmail.com>
Date: Fri, 5 Aug 2016 14:05:24 -0400
Subject: #293 - logs now won't have password stored, and userProfile is
 cryptoJS ciphered

Former-commit-id: 0db06364a3532cbbb31bd5fa33a488b232f725a5
---
 www/lib/crypto-js/mode-ofb.js | 54 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)
 create mode 100644 www/lib/crypto-js/mode-ofb.js

(limited to 'www/lib/crypto-js/mode-ofb.js')

diff --git a/www/lib/crypto-js/mode-ofb.js b/www/lib/crypto-js/mode-ofb.js
new file mode 100644
index 00000000..c01314c2
--- /dev/null
+++ b/www/lib/crypto-js/mode-ofb.js
@@ -0,0 +1,54 @@
+;(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
-- 
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