Jsmd5加密网页版MD5转换代码

<html> 
<head> 
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> 
<title>md5加密</title> 
</head> 
<body> 
<input id=test value=密码区> 
<input type=button value=md5 onClick="alert(hex_md5(test.value))"> 
<script> 
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 + 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 = 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 > 16) bkey = core_md5(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 = core_md5(ipad.concat(str2binl(data)), 512 + 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 >> 16) + (y >> 16) + (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; 
}

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Jsmd5加密网页版MD5转换代码_javascript技巧