160303, JS encryption and background encryption corresponding

Md5.js

var hexcase = 0;
var b64pad = "";
var chrsz = 8;
function Hex_md5 (s) {return Binl2hex (CORE_MD5 (Str2binl (s), s.length * Chrsz));}
function B64_md5 (s) {return binl2b64 (CORE_MD5 (Str2binl (s), s.length * Chrsz));}
function Hex_hmac_md5 (key, data) {return Binl2hex (CORE_HMAC_MD5 (key, data));}
function B64_hmac_md5 (key, data) {return binl2b64 (CORE_HMAC_MD5 (key, data));}
function CalcMD5 (s) {return Binl2hex (CORE_MD5 (Str2binl (s), s.length * Chrsz));}

function Md5_vm_test ()
{
Return HEX_MD5 ("abc") = = "900150983cd24fb0d6963f7d28e17f72";
}

function Core_md5 (x, Len)
{

X[len >> 5] |= 0x80 << (len)% 32);
X[((len + >>> 9) << 4) + +] = 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 = Md5_ff (A, B, C, D, x[i+ 0], 7,-680876936);
D = md5_ff (d, a, B, C, x[i+ 1], 12,-389564586);
c = md5_ff (c, D, a, B, x[i+ 2], 17, 606105819);
b = md5_ff (b, C, D, A, x[i+ 3], 22,-1044525330);
A = Md5_ff (A, B, C, D, x[i+ 4], 7,-176418897);
D = md5_ff (d, a, B, C, x[i+ 5], 12, 1200080426);
c = md5_ff (c, D, a, B, x[i+ 6], 17,-1473231341);
b = md5_ff (b, C, D, A, x[i+ 7], 22,-45705983);
A = Md5_ff (A, B, C, D, x[i+ 8], 7, 1770035416);
D = md5_ff (d, a, B, C, x[i+ 9], 12,-1958414417);
c = md5_ff (c, D, a, B, x[i+10], 17,-42063);
b = md5_ff (b, C, D, A, x[i+11], 22,-1990404162);
A = Md5_ff (A, B, C, D, X[i+12], 7, 1804603682);
D = md5_ff (d, a, B, C, x[i+13], 12,-40341101);
c = md5_ff (c, D, a, B, x[i+14], 17,-1502002290);
b = md5_ff (b, C, D, A, x[i+15], 22, 1236535329);
A = Md5_gg (A, B, C, D, x[i+ 1], 5,-165796510);
D = Md5_gg (d, a, B, C, x[i+ 6], 9,-1069501632);
c = Md5_gg (c, D, a, B, x[i+11], 14, 643717713);
b = Md5_gg (b, C, D, A, x[i+ 0], 20,-373897302);
A = Md5_gg (A, B, C, D, x[i+ 5], 5,-701558691);
D = Md5_gg (d, a, B, C, x[i+10], 9, 38016083);
c = Md5_gg (c, D, a, B, x[i+15], 14,-660478335);
b = Md5_gg (b, C, D, A, x[i+ 4], 20,-405537848);
A = Md5_gg (A, B, C, D, x[i+ 9], 5, 568446438);
D = Md5_gg (d, a, B, C, x[i+14], 9,-1019803690);
c = Md5_gg (c, D, a, B, x[i+ 3], 14,-187363961);
b = Md5_gg (b, C, D, A, x[i+ 8], 20, 1163531501);
A = Md5_gg (A, B, C, D, X[i+13], 5,-1444681467);
D = Md5_gg (d, a, B, C, x[i+ 2], 9,-51403784);
c = Md5_gg (c, D, a, B, x[i+ 7], 14, 1735328473);
b = Md5_gg (b, C, D, A, x[i+12], 20,-1926607734);
A = Md5_hh (A, B, C, D, x[i+ 5], 4,-378558);
D = md5_hh (d, a, B, C, x[i+ 8], 11,-2022574463);
c = md5_hh (c, D, a, B, x[i+11], 16, 1839030562);
b = md5_hh (b, C, D, A, x[i+14], 23,-35309556);
A = Md5_hh (A, B, C, D, x[i+ 1], 4,-1530992060);
D = md5_hh (d, a, B, C, x[i+ 4], 11, 1272893353);
c = md5_hh (c, D, a, B, x[i+ 7], 16,-155497632);
b = md5_hh (b, C, D, A, x[i+10], 23,-1094730640);
A = Md5_hh (A, B, C, D, X[i+13], 4, 681279174);
D = md5_hh (d, a, B, C, x[i+ 0], 11,-358537222);
c = md5_hh (c, D, a, B, x[i+ 3], 16,-722521979);
b = md5_hh (b, C, D, A, x[i+ 6], 23, 76029189);
A = Md5_hh (A, B, C, D, x[i+ 9], 4,-640364487);
D = md5_hh (d, a, B, C, x[i+12], 11,-421815835);
c = md5_hh (c, D, a, B, x[i+15], 16, 530742520);
b = md5_hh (b, C, D, A, x[i+ 2], 23,-995338651);
A = Md5_ii (A, B, C, D, x[i+ 0], 6,-198630844);
D = Md5_ii (d, a, B, C, x[i+ 7], 10, 1126891415);
c = Md5_ii (c, D, a, B, x[i+14], 15,-1416354905);
b = Md5_ii (b, C, D, A, x[i+ 5], 21,-57434055);
A = Md5_ii (A, B, C, D, X[i+12], 6, 1700485571);
D = Md5_ii (d, a, B, C, x[i+ 3], 10,-1894986606);
c = Md5_ii (c, D, a, B, x[i+10], 15,-1051523);
b = Md5_ii (b, C, D, A, x[i+ 1], 21,-2054922799);
A = Md5_ii (A, B, C, D, x[i+ 8], 6, 1873313359);
D = Md5_ii (d, a, B, C, x[i+15], 10,-30611744);
c = Md5_ii (c, D, a, B, x[i+ 6], 15,-1560198380);
b = Md5_ii (b, C, D, A, x[i+13], 21, 1309151649);
A = Md5_ii (A, B, C, D, x[i+ 4], 6,-145523070);
D = Md5_ii (d, a, B, C, x[i+11], 10,-1120210379);
c = Md5_ii (c, D, a, B, x[i+ 2], 15, 718787259);
b = Md5_ii (b, C, D, A, x[i+ 9], 21,-343485551);

A = Safe_add (A, Olda);
b = Safe_add (b, oldb);
c = Safe_add (c, OLDC);
D = Safe_add (d, OLDD);
}
Return Array (A, B, C, D);

}

function Md5_cmn (q, A, B, X, S, t)
{
Return Safe_add (Bit_rol (Safe_add (Safe_add (A, Q), Safe_add (x, T)), s), b);
}
function Md5_ff (A, B, C, D, X, S, t)
{
Return Md5_cmn ((b & c) | ((~b) & D), A, B, X, S, T);
}
function Md5_gg (A, B, C, D, X, S, t)
{
Return Md5_cmn ((b & D) | (C & (~d)), A, B, X, S, T);
}
function Md5_hh (A, B, C, D, X, S, t)
{
return Md5_cmn (b ^ C ^ D, a, B, X, S, T);
}
function Md5_ii (A, B, C, D, X, S, t)
{
return Md5_cmn (c ^ (b | (~d)), A, B, X, S, T);
}

function Core_hmac_md5 (key, data)
{
var bkey = str2binl (key);
if (Bkey.length > Bkey) = Core_md5 (Bkey, key.length * chrsz);

var ipad = array (+), Opad = Array (16);
for (var i = 0; i <; i++)
{
Ipad[i] = bkey[i] ^ 0x36363636;
Opad[i] = bkey[i] ^ 0x5c5c5c5c;
}

var hash = core_md5 (Ipad.concat (STR2BINL (data)), + data.length * chrsz);
Return Core_md5 (Opad.concat (hash), 512 + 128);
}

function Safe_add (x, y)
{
var LSW = (x & 0xFFFF) + (Y & 0xFFFF);
var MSW = (x >> +) + (y >> +) + (LSW >> 16);
Return (MSW << 16) | (LSW & 0xFFFF);
}

function Bit_rol (num, CNT)
{
return (num << cnt) | (Num >>> (32-cnt));
}

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;
}

Function Binl2hex (BinArray)
{
var hex_tab = hexcase? "0123456789ABCDEF": "0123456789abcdef";
var str = "";
for (var i = 0; i < binarray.length * 4; i++)
{
str + = Hex_tab.charat ((binarray[i>>2] >> ((i%4) *8+4) & 0xF) +
Hex_tab.charat ((Binarray[i>>2] >> ((i%4) *8) & 0xF);
}
return str;
}

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 * +) str + = B64pad;
else str + = Tab.charat ((triplet >> 6* (3-j)) & 0x3F);
}
}
return str;
}

Call Method:

var username = document.getElementById ("username"). Value;
var hash = hex_md5 (username);
document.getElementById ("Md5div"). Value = hash;

Java Background encryption

160303, JS encryption and background encryption corresponding