root / trunk / web / dojo / dojox / encoding / digests / MD5.js @ 9
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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 | } |