diff -r 000000000000 -r 6a0957738c54 src/firefoxos/hashes/md4.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/firefoxos/hashes/md4.js	Mon Apr 22 22:00:43 2013 +0200
@@ -0,0 +1,236 @@
+/*
+ * A JavaScript implementation of the RSA Data Security, Inc. MD4 Message
+ * Digest Algorithm, as defined in RFC 1320.
+ * Version 2.1 Copyright (C) Jerrad Pierce, Paul Johnston 1999 - 2002.
+ * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
+ * Distributed under the BSD License
+ * See http://pajhome.org.uk/crypt/md5 for more info.
+ */
+
+/*
+ * Configurable variables. You may need to tweak these to be compatible with
+ * the server-side, but the defaults work in most cases.
+ */
+var hexcase = 0;  /* hex output format. 0 - lowercase; 1 - uppercase        */
+var b64pad  = ""; /* base-64 pad character. "=" for strict RFC compliance   */
+var chrsz   = 8;  /* bits per input character. 8 - ASCII; 16 - Unicode      */
+
+/*
+ * These are the functions you'll usually want to call
+ */
+function hexmd4(s){ return binl2hex(coremd4(str2binl(s), s.length * chrsz));}
+function b64md4(s){ return binl2b64(coremd4(str2binl(s), s.length * chrsz));}
+function strmd4(s){ return binl2str(coremd4(str2binl(s), s.length * chrsz));}
+function hexhmacmd4(key, data) { return binl2hex(corehmacmd4(key, data)); }
+function b64hmacmd4(key, data) { return binl2b64(corehmacmd4(key, data)); }
+function strhmacmd4(key, data) { return binl2str(corehmacmd4(key, data)); }
+
+/* 
+ * Perform a simple self-test to see if the VM is working 
+ */
+function md4vmtest()
+{
+  return hexmd4("abc") == "a448017aaf21d8525fc10ae87aa6729d";
+}
+
+/*
+ * Calculate the MD4 of an array of little-endian words, and a bit length
+ */
+function coremd4(x, len)
+{
+  /* append padding */
+  x[len >> 5] |= 0x80 << (len % 32);
+  x[(((len + 64) >>> 9) << 4) + 14] = len;
+  
+  var a =  1732584193;
+  var b = -271733879;
+  var c = -1732584194;
+  var d =  271733878;
+
+  for(var i = 0; i < x.length; i += 16)
+  {
+    var olda = a;
+    var oldb = b;
+    var oldc = c;
+    var oldd = d;
+
+    a = md4ff(a, b, c, d, x[i+ 0], 3 );
+    d = md4ff(d, a, b, c, x[i+ 1], 7 );
+    c = md4ff(c, d, a, b, x[i+ 2], 11);
+    b = md4ff(b, c, d, a, x[i+ 3], 19);
+    a = md4ff(a, b, c, d, x[i+ 4], 3 );
+    d = md4ff(d, a, b, c, x[i+ 5], 7 );
+    c = md4ff(c, d, a, b, x[i+ 6], 11);
+    b = md4ff(b, c, d, a, x[i+ 7], 19);
+    a = md4ff(a, b, c, d, x[i+ 8], 3 );
+    d = md4ff(d, a, b, c, x[i+ 9], 7 );
+    c = md4ff(c, d, a, b, x[i+10], 11);
+    b = md4ff(b, c, d, a, x[i+11], 19);
+    a = md4ff(a, b, c, d, x[i+12], 3 );
+    d = md4ff(d, a, b, c, x[i+13], 7 );
+    c = md4ff(c, d, a, b, x[i+14], 11);
+    b = md4ff(b, c, d, a, x[i+15], 19);
+
+    a = md4gg(a, b, c, d, x[i+ 0], 3 );
+    d = md4gg(d, a, b, c, x[i+ 4], 5 );
+    c = md4gg(c, d, a, b, x[i+ 8], 9 );
+    b = md4gg(b, c, d, a, x[i+12], 13);
+    a = md4gg(a, b, c, d, x[i+ 1], 3 );
+    d = md4gg(d, a, b, c, x[i+ 5], 5 );
+    c = md4gg(c, d, a, b, x[i+ 9], 9 );
+    b = md4gg(b, c, d, a, x[i+13], 13);
+    a = md4gg(a, b, c, d, x[i+ 2], 3 );
+    d = md4gg(d, a, b, c, x[i+ 6], 5 );
+    c = md4gg(c, d, a, b, x[i+10], 9 );
+    b = md4gg(b, c, d, a, x[i+14], 13);
+    a = md4gg(a, b, c, d, x[i+ 3], 3 );
+    d = md4gg(d, a, b, c, x[i+ 7], 5 );
+    c = md4gg(c, d, a, b, x[i+11], 9 );
+    b = md4gg(b, c, d, a, x[i+15], 13);
+
+    a = md4hh(a, b, c, d, x[i+ 0], 3 );
+    d = md4hh(d, a, b, c, x[i+ 8], 9 );
+    c = md4hh(c, d, a, b, x[i+ 4], 11);
+    b = md4hh(b, c, d, a, x[i+12], 15);
+    a = md4hh(a, b, c, d, x[i+ 2], 3 );
+    d = md4hh(d, a, b, c, x[i+10], 9 );
+    c = md4hh(c, d, a, b, x[i+ 6], 11);
+    b = md4hh(b, c, d, a, x[i+14], 15);
+    a = md4hh(a, b, c, d, x[i+ 1], 3 );
+    d = md4hh(d, a, b, c, x[i+ 9], 9 );
+    c = md4hh(c, d, a, b, x[i+ 5], 11);
+    b = md4hh(b, c, d, a, x[i+13], 15);
+    a = md4hh(a, b, c, d, x[i+ 3], 3 );
+    d = md4hh(d, a, b, c, x[i+11], 9 );
+    c = md4hh(c, d, a, b, x[i+ 7], 11);
+    b = md4hh(b, c, d, a, x[i+15], 15);
+
+    a = safeadd(a, olda);
+    b = safeadd(b, oldb);
+    c = safeadd(c, oldc);
+    d = safeadd(d, oldd);
+
+  }
+  return Array(a, b, c, d);
+
+}
+
+/*
+ * These functions implement the basic operation for each round of the
+ * algorithm.
+ */
+function md4cmn(q, a, b, x, s, t)
+{
+  return safeadd(rol(safeadd(safeadd(a, q), safeadd(x, t)), s), b);
+}
+function md4ff(a, b, c, d, x, s)
+{
+  return md4cmn((b & c) | ((~b) & d), a, 0, x, s, 0);
+}
+function md4gg(a, b, c, d, x, s)
+{
+  return md4cmn((b & c) | (b & d) | (c & d), a, 0, x, s, 1518500249);
+}
+function md4hh(a, b, c, d, x, s)
+{
+  return md4cmn(b ^ c ^ d, a, 0, x, s, 1859775393);
+}
+
+/*
+ * Calculate the HMAC-MD4, of a key and some data
+ */
+function corehmacmd4(key, data)
+{
+  var bkey = str2binl(key);
+  if(bkey.length > 16) bkey = coremd4(bkey, key.length * chrsz);
+
+  var ipad = Array(16), opad = Array(16);
+  for(var i = 0; i < 16; i++) 
+  {
+    ipad[i] = bkey[i] ^ 0x36363636;
+    opad[i] = bkey[i] ^ 0x5C5C5C5C;
+  }
+
+  var hash = coremd4(ipad.concat(str2binl(data)), 512 + data.length * chrsz);
+  return coremd4(opad.concat(hash), 512 + 128);
+}
+
+/*
+ * Add integers, wrapping at 2^32. This uses 16-bit operations internally
+ * to work around bugs in some JS interpreters.
+ */
+function safeadd(x, y)
+{
+  var lsw = (x & 0xFFFF) + (y & 0xFFFF);
+  var msw = (x >> 16) + (y >> 16) + (lsw >> 16);
+  return (msw << 16) | (lsw & 0xFFFF);
+}
+
+/*
+ * Bitwise rotate a 32-bit number to the left.
+ */
+function rol(num, cnt)
+{
+  return (num << cnt) | (num >>> (32 - cnt));
+}
+
+/*
+ * Convert a string to an array of little-endian words
+ * If chrsz is ASCII, characters >255 have their hi-byte silently ignored.
+ */
+function str2binl(str)
+{
+  var bin = Array();
+  var mask = (1 << chrsz) - 1;
+  for(var i = 0; i < str.length * chrsz; i += chrsz)
+    bin[i>>5] |= (str.charCodeAt(i / chrsz) & mask) << (i%32);
+  return bin;
+}
+
+/*
+ * Convert an array of little-endian words to a string
+ */
+function binl2str(bin)
+{
+  var str = "";
+  var mask = (1 << chrsz) - 1;
+  for(var i = 0; i < bin.length * 32; i += chrsz)
+    str += String.fromCharCode((bin[i>>5] >>> (i % 32)) & mask);
+  return str;
+}
+
+/*
+ * Convert an array of little-endian words to a hex string.
+ */
+function binl2hex(binarray)
+{
+  var hextab = hexcase ? "0123456789ABCDEF" : "0123456789abcdef";
+  var str = "";
+  for(var i = 0; i < binarray.length * 4; i++)
+  {
+    str += hextab.charAt((binarray[i>>2] >> ((i%4)*8+4)) & 0xF) +
+           hextab.charAt((binarray[i>>2] >> ((i%4)*8  )) & 0xF);
+  }
+  return str;
+}
+
+/*
+ * Convert an array of little-endian words to a base-64 string
+ */
+function binl2b64(binarray)
+{
+  var tab = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
+  var str = "";
+  for(var i = 0; i < binarray.length * 4; i += 3)
+  {
+    var triplet = (((binarray[i   >> 2] >> 8 * ( i   %4)) & 0xFF) << 16)
+                | (((binarray[i+1 >> 2] >> 8 * ((i+1)%4)) & 0xFF) << 8 )
+                |  ((binarray[i+2 >> 2] >> 8 * ((i+2)%4)) & 0xFF);
+    for(var j = 0; j < 4; j++)
+    {
+      if(i * 8 + j * 6 > binarray.length * 32) str += b64pad;
+      else str += tab.charAt((triplet >> 6*(3-j)) & 0x3F);
+    }
+  }
+  return str;
+}