JavaScript版MD5应用

如果使用Java为一个字符串进行MD5操作，我想轻而易举；可是如果要在客户端为网页中字符串进行MD5操作又该怎么做呢？

代码1——为字符串等进行MD5操作的js文件（md5.js）:

/** A JavaScript implementation of the RSA Data Security, Inc. MD5 Message* Digest Algorithm, as defined in RFC 1321.* Version 2.1 Copyright (C) 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* They take string arguments and return either hex or base-64 encoded strings*/
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 str_md5(s){ return binl2str(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 str_hmac_md5(key, data) { return binl2str(core_hmac_md5(key, data)); }/** Perform a simple self-test to see if the VM is working*/
function md5_vm_test()
{return hex_md5("abc") == "900150983cd24fb0d6963f7d28e17f72";
}/** Calculate the MD5 of an array of little-endian words, and a bit length*/
function core_md5(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 = 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);}/** These functions implement the four basic operations the algorithm uses.*/
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);
}/** Calculate the HMAC-MD5, of a key and some data*/
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);
}/** 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 bit_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 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;
}/** 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;
}

代码2——测试使用的HTML文件（index.html）:

<html><head><title>JavaScript版MD5技术演示</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><script type="text/javascript" src="md5.js"></script><script type="text/javascript">document.write("高焕杰MD5后字符串: ",hex_md5("高焕杰").toUpperCase());</script></head><body></body>
</html>

【 0分下载资源】

JavaScript版MD5应用相关推荐

火星坐标、百度坐标、WGS-84坐标相互转换及墨卡托投影坐标转经纬度JavaScript版...
转自:https://www.cnblogs.com/fwc1994/p/5884115.html 火星坐标.百度坐标.WGS-84坐标相互转换及墨卡托投影坐标转经纬度JavaScript版火星坐标 ...
【数据结构 JavaScript版】- web前端开发精品课程【红点工场】 --javascript-- 链表实现...
<!DOCTYPE html> <html><head><title></title> </head><body>& ...
算法笔记(JavaScript版)——排序
算法笔记(JavaScript版)--排序本文内容根据Rebert Sedgewick和Kevin Wayne的<算法(第四版)>整理,原代码为java语言,自己修改为JavaScrip ...
微信公众号推送课表及天气（事无巨细+JavaScript版+python版）
微信公众号推送课表及天气 22.10.16更新我已经做出来更优秀的直接在聊天列表中推送的了! 请移步企业微信推送超强版! 基础简介作者:申也个人网站:申也个人网站(www.dongshen ...
JavaScript中md5加密基础使用方法
关于JavaScript中md5加密使用方法重点不说别的,先上代码,代码其实不难,更多需要理解 //这边是前端代码 <form class="loginForm" acti ...
地图着色问题javaScript版-- 《算法分析与设计》课程设计题目
@地图着色问题javaScript版-- <算法分析与设计>课程设计题目地图着色问题js版已知中国地图,对各省进行着色,要求相邻省所使用的颜色不同,并保证使用的颜色 ,总数最少地图着 ...
php 隐藏mp3地址下载地址,虾米音乐mp3地址解密javascript版和PHP版
虾米音乐国内音乐互联网平台中最完善的平台.和网易.新浪等多家都有合作,用户体验也非常好. 为了能充分利用虾米音乐做自己喜欢的音乐相关小工具,特将虾米音乐相关的接口公布出来,供大家使用.这些接口包含了音 ...
JavaScript版拼图小游戏
慕课网上准备开个新的jQuery教程,花了3天空闲时间写了一个Javascript版的拼图小游戏,作为新教程配套的分析案例拼图游戏网上有不少的实现案例了,但是此源码是我自己的实现,所以不做太多的比较 ...
JavaScript使用md5验证登录加密
直接上代码 1.HTML部分 <!DOCTYPE html> <html lang="en"> <head><meta charset=& ...
Javascript实现MD5加密
1.引入md5.JS <script src="scripts/md5.js" type="text/javascript"></script ...

JavaScript版MD5应用

JavaScript版MD5应用相关推荐

最新文章

热门文章