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是否有任何内置函数可以在 JavaScript/jQuery 中生成字符串的 MD5?
[英] Is there any built-in function to generate MD5 of string in JavaScript/jQuery?
本文介绍了是否有任何内置函数可以在 JavaScript/jQuery 中生成字符串的 MD5?的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我正在设计一个登录页面
<form class="form-horizontal"><div class="control-group"><label class="control-label" for="inputUser">Email</label><div class="控件"><input type="text" id="inputUser" placeholder="用户名">
<div class="control-group"><label class="control-label" for="inputPassword">Password</label><div class="控件"><input type="text" id="inputPassword" placeholder="密码">
<div class="control-group"><div class="控件"><button id="login_button" type="submit" class="btn btn-success">登录</button>
<div class="control-group"><div class="控件"><div id="login_status"></div>
</表单>
我使用 Backbone.js
和 jQuery
与服务器交互.
我想在将密码发送到服务器之前对其进行 MD5 哈希,是否有 Javascript 或 jQuery 提供的内置函数?
解决方案
没有原生函数,但是你可以使用这个函数在客户端进行 md5 转换原作者:Webtoolkit.info (http://www.webtoolkit.info/)
function md5 ( str ) {var RotateLeft = 函数(lValue,iShiftBits){返回 (lValue<>>(32-iShiftBits));};var AddUnsigned = function(lX,lY) {var lX4,lY4,lX8,lY8,lResult;lX8 = (lX & 0x80000000);lY8 = (lY & 0x80000000);lX4 = (lX & 0x40000000);lY4 = (lY & 0x40000000);lResult = (lX & 0x3FFFFFFF)+(lY & 0x3FFFFFFF);如果 (lX4 & lY4) {返回(lResult ^ 0x80000000 ^ lX8 ^ lY8);}如果(lX4 | lY4){如果(lResult & 0x40000000){返回(lResult ^ 0xC0000000 ^ lX8 ^ lY8);} 别的 {返回(lResult ^ 0x40000000 ^ lX8 ^ lY8);}} 别的 {返回(lResult ^ lX8 ^ lY8);}};var F = function(x,y,z) { return (x & y) |((~x) & z);};var G = function(x,y,z) { return (x & z) |(y & (~z));};var H = function(x,y,z) { return (x ^ y ^ z);};var I = function(x,y,z) { return (y ^ (x | (~z)));};var FF = 函数(a、b、c、d、x、s、ac){a = AddUnsigned(a, AddUnsigned(AddUnsigned(F(b, c, d), x), ac));返回 AddUnsigned(RotateLeft(a, s), b);};var GG = 函数(a、b、c、d、x、s、ac){a = AddUnsigned(a, AddUnsigned(AddUnsigned(G(b, c, d), x), ac));返回 AddUnsigned(RotateLeft(a, s), b);};var HH = function(a,b,c,d,x,s,ac) {a = AddUnsigned(a, AddUnsigned(AddUnsigned(H(b, c, d), x), ac));返回 AddUnsigned(RotateLeft(a, s), b);};var II = function(a,b,c,d,x,s,ac) {a = AddUnsigned(a, AddUnsigned(AddUnsigned(I(b, c, d), x), ac));返回 AddUnsigned(RotateLeft(a, s), b);};var ConvertToWordArray = function(str) {var lWordCount;var lMessageLength = str.length;var lNumberOfWords_temp1=lMessageLength + 8;var lNumberOfWords_temp2=(lNumberOfWords_temp1-(lNumberOfWords_temp1 % 64))/64;var lNumberOfWords = (lNumberOfWords_temp2+1)*16;var lWordArray=Array(lNumberOfWords-1);var lBytePosition = 0;var lByteCount = 0;while ( lByteCount >>29;返回 lWordArray;};var WordToHex = 函数(lValue){var WordToHexValue="",WordToHexValue_temp="",lByte,lCount;for (lCount = 0;lCount<=3;lCount++) {lByte = (lValue>>>(lCount*8)) &255;WordToHexValue_temp = "0" + lByte.toString(16);WordToHexValue = WordToHexValue + WordToHexValue_temp.substr(WordToHexValue_temp.length-2,2);}返回 WordToHexValue;};var x=Array();var k,AA,BB,CC,DD,a,b,c,d;var S11=7, S12=12, S13=17, S14=22;var S21=5, S22=9 , S23=14, S24=20;var S31=4, S32=11, S33=16, S34=23;var S41=6, S42=10, S43=15, S44=21;str = this.utf8_encode(str);x = ConvertToWordArray(str);a = 0x67452301;b = 0xEFCDAB89;c = 0x98BADCFE;d = 0x10325476;对于 (k=0;k
I am designing a login page as
<div id="body">
<form class="form-horizontal">
<div class="control-group">
<label class="control-label" for="inputUser">Email</label>
<div class="controls">
<input type="text" id="inputUser" placeholder="Username">
</div>
</div>
<div class="control-group">
<label class="control-label" for="inputPassword">Password</label>
<div class="controls">
<input type="text" id="inputPassword" placeholder="Password">
</div>
</div>
<div class="control-group">
<div class="controls">
<button id="login_button" type="submit" class="btn btn-success">Sign In</button>
</div>
</div>
<div class="control-group">
<div class="controls">
<div id="login_status"></div>
</div>
</div>
</form>
</div>
I am using Backbone.js
with jQuery
to interact with server.
I want to do MD5 hash of the password before sending it to server, is there any built-in function provided by Javascript or jQuery?
解决方案
there is no native functions, but u can use this function for md5 convert on client - side
original by: Webtoolkit.info (http://www.webtoolkit.info/)
function md5 ( str ) {
var RotateLeft = function(lValue, iShiftBits) {
return (lValue<<iShiftBits) | (lValue>>>(32-iShiftBits));
};
var AddUnsigned = function(lX,lY) {
var lX4,lY4,lX8,lY8,lResult;
lX8 = (lX & 0x80000000);
lY8 = (lY & 0x80000000);
lX4 = (lX & 0x40000000);
lY4 = (lY & 0x40000000);
lResult = (lX & 0x3FFFFFFF)+(lY & 0x3FFFFFFF);
if (lX4 & lY4) {
return (lResult ^ 0x80000000 ^ lX8 ^ lY8);
}
if (lX4 | lY4) {
if (lResult & 0x40000000) {
return (lResult ^ 0xC0000000 ^ lX8 ^ lY8);
} else {
return (lResult ^ 0x40000000 ^ lX8 ^ lY8);
}
} else {
return (lResult ^ lX8 ^ lY8);
}
};
var F = function(x,y,z) { return (x & y) | ((~x) & z); };
var G = function(x,y,z) { return (x & z) | (y & (~z)); };
var H = function(x,y,z) { return (x ^ y ^ z); };
var I = function(x,y,z) { return (y ^ (x | (~z))); };
var FF = function(a,b,c,d,x,s,ac) {
a = AddUnsigned(a, AddUnsigned(AddUnsigned(F(b, c, d), x), ac));
return AddUnsigned(RotateLeft(a, s), b);
};
var GG = function(a,b,c,d,x,s,ac) {
a = AddUnsigned(a, AddUnsigned(AddUnsigned(G(b, c, d), x), ac));
return AddUnsigned(RotateLeft(a, s), b);
};
var HH = function(a,b,c,d,x,s,ac) {
a = AddUnsigned(a, AddUnsigned(AddUnsigned(H(b, c, d), x), ac));
return AddUnsigned(RotateLeft(a, s), b);
};
var II = function(a,b,c,d,x,s,ac) {
a = AddUnsigned(a, AddUnsigned(AddUnsigned(I(b, c, d), x), ac));
return AddUnsigned(RotateLeft(a, s), b);
};
var ConvertToWordArray = function(str) {
var lWordCount;
var lMessageLength = str.length;
var lNumberOfWords_temp1=lMessageLength + 8;
var lNumberOfWords_temp2=(lNumberOfWords_temp1-(lNumberOfWords_temp1 % 64))/64;
var lNumberOfWords = (lNumberOfWords_temp2+1)*16;
var lWordArray=Array(lNumberOfWords-1);
var lBytePosition = 0;
var lByteCount = 0;
while ( lByteCount < lMessageLength ) {
lWordCount = (lByteCount-(lByteCount % 4))/4;
lBytePosition = (lByteCount % 4)*8;
lWordArray[lWordCount] = (lWordArray[lWordCount] | (str.charCodeAt(lByteCount)<<lBytePosition));
lByteCount++;
}
lWordCount = (lByteCount-(lByteCount % 4))/4;
lBytePosition = (lByteCount % 4)*8;
lWordArray[lWordCount] = lWordArray[lWordCount] | (0x80<<lBytePosition);
lWordArray[lNumberOfWords-2] = lMessageLength<<3;
lWordArray[lNumberOfWords-1] = lMessageLength>>>29;
return lWordArray;
};
var WordToHex = function(lValue) {
var WordToHexValue="",WordToHexValue_temp="",lByte,lCount;
for (lCount = 0;lCount<=3;lCount++) {
lByte = (lValue>>>(lCount*8)) & 255;
WordToHexValue_temp = "0" + lByte.toString(16);
WordToHexValue = WordToHexValue + WordToHexValue_temp.substr(WordToHexValue_temp.length-2,2);
}
return WordToHexValue;
};
var x=Array();
var k,AA,BB,CC,DD,a,b,c,d;
var S11=7, S12=12, S13=17, S14=22;
var S21=5, S22=9 , S23=14, S24=20;
var S31=4, S32=11, S33=16, S34=23;
var S41=6, S42=10, S43=15, S44=21;
str = this.utf8_encode(str);
x = ConvertToWordArray(str);
a = 0x67452301; b = 0xEFCDAB89; c = 0x98BADCFE; d = 0x10325476;
for (k=0;k<x.length;k+=16) {
AA=a; BB=b; CC=c; DD=d;
a=FF(a,b,c,d,x[k+0], S11,0xD76AA478);
d=FF(d,a,b,c,x[k+1], S12,0xE8C7B756);
c=FF(c,d,a,b,x[k+2], S13,0x242070DB);
b=FF(b,c,d,a,x[k+3], S14,0xC1BDCEEE);
a=FF(a,b,c,d,x[k+4], S11,0xF57C0FAF);
d=FF(d,a,b,c,x[k+5], S12,0x4787C62A);
c=FF(c,d,a,b,x[k+6], S13,0xA8304613);
b=FF(b,c,d,a,x[k+7], S14,0xFD469501);
a=FF(a,b,c,d,x[k+8], S11,0x698098D8);
d=FF(d,a,b,c,x[k+9], S12,0x8B44F7AF);
c=FF(c,d,a,b,x[k+10],S13,0xFFFF5BB1);
b=FF(b,c,d,a,x[k+11],S14,0x895CD7BE);
a=FF(a,b,c,d,x[k+12],S11,0x6B901122);
d=FF(d,a,b,c,x[k+13],S12,0xFD987193);
c=FF(c,d,a,b,x[k+14],S13,0xA679438E);
b=FF(b,c,d,a,x[k+15],S14,0x49B40821);
a=GG(a,b,c,d,x[k+1], S21,0xF61E2562);
d=GG(d,a,b,c,x[k+6], S22,0xC040B340);
c=GG(c,d,a,b,x[k+11],S23,0x265E5A51);
b=GG(b,c,d,a,x[k+0], S24,0xE9B6C7AA);
a=GG(a,b,c,d,x[k+5], S21,0xD62F105D);
d=GG(d,a,b,c,x[k+10],S22,0x2441453);
c=GG(c,d,a,b,x[k+15],S23,0xD8A1E681);
b=GG(b,c,d,a,x[k+4], S24,0xE7D3FBC8);
a=GG(a,b,c,d,x[k+9], S21,0x21E1CDE6);
d=GG(d,a,b,c,x[k+14],S22,0xC33707D6);
c=GG(c,d,a,b,x[k+3], S23,0xF4D50D87);
b=GG(b,c,d,a,x[k+8], S24,0x455A14ED);
a=GG(a,b,c,d,x[k+13],S21,0xA9E3E905);
d=GG(d,a,b,c,x[k+2], S22,0xFCEFA3F8);
c=GG(c,d,a,b,x[k+7], S23,0x676F02D9);
b=GG(b,c,d,a,x[k+12],S24,0x8D2A4C8A);
a=HH(a,b,c,d,x[k+5], S31,0xFFFA3942);
d=HH(d,a,b,c,x[k+8], S32,0x8771F681);
c=HH(c,d,a,b,x[k+11],S33,0x6D9D6122);
b=HH(b,c,d,a,x[k+14],S34,0xFDE5380C);
a=HH(a,b,c,d,x[k+1], S31,0xA4BEEA44);
d=HH(d,a,b,c,x[k+4], S32,0x4BDECFA9);
c=HH(c,d,a,b,x[k+7], S33,0xF6BB4B60);
b=HH(b,c,d,a,x[k+10],S34,0xBEBFBC70);
a=HH(a,b,c,d,x[k+13],S31,0x289B7EC6);
d=HH(d,a,b,c,x[k+0], S32,0xEAA127FA);
c=HH(c,d,a,b,x[k+3], S33,0xD4EF3085);
b=HH(b,c,d,a,x[k+6], S34,0x4881D05);
a=HH(a,b,c,d,x[k+9], S31,0xD9D4D039);
d=HH(d,a,b,c,x[k+12],S32,0xE6DB99E5);
c=HH(c,d,a,b,x[k+15],S33,0x1FA27CF8);
b=HH(b,c,d,a,x[k+2], S34,0xC4AC5665);
a=II(a,b,c,d,x[k+0], S41,0xF4292244);
d=II(d,a,b,c,x[k+7], S42,0x432AFF97);
c=II(c,d,a,b,x[k+14],S43,0xAB9423A7);
b=II(b,c,d,a,x[k+5], S44,0xFC93A039);
a=II(a,b,c,d,x[k+12],S41,0x655B59C3);
d=II(d,a,b,c,x[k+3], S42,0x8F0CCC92);
c=II(c,d,a,b,x[k+10],S43,0xFFEFF47D);
b=II(b,c,d,a,x[k+1], S44,0x85845DD1);
a=II(a,b,c,d,x[k+8], S41,0x6FA87E4F);
d=II(d,a,b,c,x[k+15],S42,0xFE2CE6E0);
c=II(c,d,a,b,x[k+6], S43,0xA3014314);
b=II(b,c,d,a,x[k+13],S44,0x4E0811A1);
a=II(a,b,c,d,x[k+4], S41,0xF7537E82);
d=II(d,a,b,c,x[k+11],S42,0xBD3AF235);
c=II(c,d,a,b,x[k+2], S43,0x2AD7D2BB);
b=II(b,c,d,a,x[k+9], S44,0xEB86D391);
a=AddUnsigned(a,AA);
b=AddUnsigned(b,BB);
c=AddUnsigned(c,CC);
d=AddUnsigned(d,DD);
}
var temp = WordToHex(a)+WordToHex(b)+WordToHex(c)+WordToHex(d);
return temp.toLowerCase();
}
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