更多md5相關內容,可以查看此帖:MD5加密中文的結果不一致
生成的文件可以放在 utils文件中哦?。?!
/*
* A JavaScript implementation of the RSA Data Security, Inc. MD5 Message
* Digest Algorithm, as defined in RFC 1321.
* Version 1.1 Copyright (C) Paul Johnston 1999 - 2002.
* Code also contributed by Greg Holt
* See http://pajhome.org.uk/site/legal.html for details.
*/
/*
* Add integers, wrapping at 2^32. This uses 16-bit operations internally
* to work around bugs in some JS interpreters.
*/
function safe_add(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))
}
/*
* These functions implement the four basic operations the algorithm uses.
*/
function cmn(q, a, b, x, s, t)
{
return safe_add(rol(safe_add(safe_add(a, q), safe_add(x, t)), s), b)
}
function ff(a, b, c, d, x, s, t)
{
return cmn((b & c) | ((~b) & d), a, b, x, s, t)
}
function gg(a, b, c, d, x, s, t)
{
return cmn((b & d) | (c & (~d)), a, b, x, s, t)
}
function hh(a, b,