root / trunk / web / dojo / dojox / encoding / digests / MD5.js
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| 1 | 9 | andrej.cim | /*
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| 2 | Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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| 3 | Available via Academic Free License >= 2.1 OR the modified BSD license.
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| 4 | see: http://dojotoolkit.org/license for details
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| 5 | */
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| 6 | |||
| 7 | |||
| 8 | if(!dojo._hasResource["dojox.encoding.digests.MD5"]){ |
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| 9 | dojo._hasResource["dojox.encoding.digests.MD5"]=true; |
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| 10 | dojo.provide("dojox.encoding.digests.MD5");
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| 11 | dojo.require("dojox.encoding.digests._base");
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| 12 | (function(){
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| 13 | var _1=dojox.encoding.digests;
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| 14 | var _2=8; |
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| 15 | function R(n,c){ |
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| 16 | return (n<<c)|(n>>>(32-c)); |
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| 17 | }; |
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| 18 | function C(q,a,b,x,s,t){ |
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| 19 | return _1.addWords(R(_1.addWords(_1.addWords(a,q),_1.addWords(x,t)),s),b);
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| 20 | }; |
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| 21 | function FF(a,b,c,d,x,s,t){ |
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| 22 | return C((b&c)|((~b)&d),a,b,x,s,t);
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| 23 | }; |
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| 24 | function GG(a,b,c,d,x,s,t){ |
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| 25 | return C((b&d)|(c&(~d)),a,b,x,s,t);
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| 26 | }; |
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| 27 | function HH(a,b,c,d,x,s,t){ |
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| 28 | return C(b^c^d,a,b,x,s,t);
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| 29 | }; |
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| 30 | function II(a,b,c,d,x,s,t){ |
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| 31 | return C(c^(b|(~d)),a,b,x,s,t);
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| 32 | }; |
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| 33 | function _3(x,_4){ |
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| 34 | x[_4>>5]|=128<<((_4)%32); |
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| 35 | x[(((_4+64)>>>9)<<4)+14]=_4; |
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| 36 | var a=1732584193; |
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| 37 | var b=-271733879; |
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| 38 | var c=-1732584194; |
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| 39 | var d=271733878; |
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| 40 | for(var i=0;i<x.length;i+=16){ |
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| 41 | var _5=a;
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| 42 | var _6=b;
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| 43 | var _7=c;
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| 44 | var _8=d;
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| 45 | a=FF(a,b,c,d,x[i+0],7,-680876936); |
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| 46 | d=FF(d,a,b,c,x[i+1],12,-389564586); |
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| 47 | c=FF(c,d,a,b,x[i+2],17,606105819); |
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| 48 | b=FF(b,c,d,a,x[i+3],22,-1044525330); |
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| 49 | a=FF(a,b,c,d,x[i+4],7,-176418897); |
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| 50 | d=FF(d,a,b,c,x[i+5],12,1200080426); |
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| 51 | c=FF(c,d,a,b,x[i+6],17,-1473231341); |
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| 52 | b=FF(b,c,d,a,x[i+7],22,-45705983); |
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| 53 | a=FF(a,b,c,d,x[i+8],7,1770035416); |
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| 54 | d=FF(d,a,b,c,x[i+9],12,-1958414417); |
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| 55 | c=FF(c,d,a,b,x[i+10],17,-42063); |
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| 56 | b=FF(b,c,d,a,x[i+11],22,-1990404162); |
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| 57 | a=FF(a,b,c,d,x[i+12],7,1804603682); |
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| 58 | d=FF(d,a,b,c,x[i+13],12,-40341101); |
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| 59 | c=FF(c,d,a,b,x[i+14],17,-1502002290); |
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| 60 | b=FF(b,c,d,a,x[i+15],22,1236535329); |
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| 61 | a=GG(a,b,c,d,x[i+1],5,-165796510); |
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| 62 | d=GG(d,a,b,c,x[i+6],9,-1069501632); |
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| 63 | c=GG(c,d,a,b,x[i+11],14,643717713); |
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| 64 | b=GG(b,c,d,a,x[i+0],20,-373897302); |
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| 65 | a=GG(a,b,c,d,x[i+5],5,-701558691); |
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| 66 | d=GG(d,a,b,c,x[i+10],9,38016083); |
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| 67 | c=GG(c,d,a,b,x[i+15],14,-660478335); |
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| 68 | b=GG(b,c,d,a,x[i+4],20,-405537848); |
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| 69 | a=GG(a,b,c,d,x[i+9],5,568446438); |
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| 70 | d=GG(d,a,b,c,x[i+14],9,-1019803690); |
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| 71 | c=GG(c,d,a,b,x[i+3],14,-187363961); |
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| 72 | b=GG(b,c,d,a,x[i+8],20,1163531501); |
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| 73 | a=GG(a,b,c,d,x[i+13],5,-1444681467); |
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| 74 | d=GG(d,a,b,c,x[i+2],9,-51403784); |
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| 75 | c=GG(c,d,a,b,x[i+7],14,1735328473); |
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| 76 | b=GG(b,c,d,a,x[i+12],20,-1926607734); |
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| 77 | a=HH(a,b,c,d,x[i+5],4,-378558); |
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| 78 | d=HH(d,a,b,c,x[i+8],11,-2022574463); |
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| 79 | c=HH(c,d,a,b,x[i+11],16,1839030562); |
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| 80 | b=HH(b,c,d,a,x[i+14],23,-35309556); |
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| 81 | a=HH(a,b,c,d,x[i+1],4,-1530992060); |
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| 82 | d=HH(d,a,b,c,x[i+4],11,1272893353); |
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| 83 | c=HH(c,d,a,b,x[i+7],16,-155497632); |
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| 84 | b=HH(b,c,d,a,x[i+10],23,-1094730640); |
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| 85 | a=HH(a,b,c,d,x[i+13],4,681279174); |
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| 86 | d=HH(d,a,b,c,x[i+0],11,-358537222); |
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| 87 | c=HH(c,d,a,b,x[i+3],16,-722521979); |
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| 88 | b=HH(b,c,d,a,x[i+6],23,76029189); |
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| 89 | a=HH(a,b,c,d,x[i+9],4,-640364487); |
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| 90 | d=HH(d,a,b,c,x[i+12],11,-421815835); |
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| 91 | c=HH(c,d,a,b,x[i+15],16,530742520); |
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| 92 | b=HH(b,c,d,a,x[i+2],23,-995338651); |
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| 93 | a=II(a,b,c,d,x[i+0],6,-198630844); |
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| 94 | d=II(d,a,b,c,x[i+7],10,1126891415); |
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| 95 | c=II(c,d,a,b,x[i+14],15,-1416354905); |
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| 96 | b=II(b,c,d,a,x[i+5],21,-57434055); |
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| 97 | a=II(a,b,c,d,x[i+12],6,1700485571); |
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| 98 | d=II(d,a,b,c,x[i+3],10,-1894986606); |
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| 99 | c=II(c,d,a,b,x[i+10],15,-1051523); |
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| 100 | b=II(b,c,d,a,x[i+1],21,-2054922799); |
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| 101 | a=II(a,b,c,d,x[i+8],6,1873313359); |
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| 102 | d=II(d,a,b,c,x[i+15],10,-30611744); |
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| 103 | c=II(c,d,a,b,x[i+6],15,-1560198380); |
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| 104 | b=II(b,c,d,a,x[i+13],21,1309151649); |
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| 105 | a=II(a,b,c,d,x[i+4],6,-145523070); |
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| 106 | d=II(d,a,b,c,x[i+11],10,-1120210379); |
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| 107 | c=II(c,d,a,b,x[i+2],15,718787259); |
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| 108 | b=II(b,c,d,a,x[i+9],21,-343485551); |
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| 109 | a=_1.addWords(a,_5); |
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| 110 | b=_1.addWords(b,_6); |
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| 111 | c=_1.addWords(c,_7); |
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| 112 | d=_1.addWords(d,_8); |
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| 113 | } |
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| 114 | return [a,b,c,d];
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| 115 | }; |
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| 116 | function _9(_a,_b){ |
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| 117 | var wa=_1.stringToWord(_b);
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| 118 | if(wa.length>16){ |
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| 119 | wa=_3(wa,_b.length*_2); |
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| 120 | } |
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| 121 | var l=[],r=[];
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| 122 | for(var i=0;i<16;i++){ |
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| 123 | l[i]=wa[i]^909522486;
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| 124 | r[i]=wa[i]^1549556828;
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| 125 | } |
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| 126 | var h=_3(l.concat(_1.stringToWord(_a)),512+_a.length*_2); |
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| 127 | return _3(r.concat(h),640); |
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| 128 | }; |
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| 129 | _1.MD5=function(_c,_d){ |
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| 130 | var _e=_d||_1.outputTypes.Base64;
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| 131 | var wa=_3(_1.stringToWord(_c),_c.length*_2);
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| 132 | switch(_e){
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| 133 | case _1.outputTypes.Raw:
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| 134 | return wa;
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| 135 | case _1.outputTypes.Hex:
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| 136 | return _1.wordToHex(wa);
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| 137 | case _1.outputTypes.String:
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| 138 | return _1.wordToString(wa);
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| 139 | default:
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| 140 | return _1.wordToBase64(wa);
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| 141 | } |
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| 142 | }; |
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| 143 | _1.MD5._hmac=function(_f,key,_10){ |
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| 144 | var out=_10||_1.outputTypes.Base64;
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| 145 | var wa=_9(_f,key);
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| 146 | switch(out){
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| 147 | case _1.outputTypes.Raw:
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| 148 | return wa;
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| 149 | case _1.outputTypes.Hex:
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| 150 | return _1.wordToHex(wa);
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| 151 | case _1.outputTypes.String:
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| 152 | return _1.wordToString(wa);
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| 153 | default:
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| 154 | return _1.wordToBase64(wa);
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| 155 | } |
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| 156 | }; |
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| 157 | })(); |
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| 158 | } |