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root / trunk / web / dojo / dojox / encoding / crypto / Blowfish.js @ 9

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1
/*
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        Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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        Available via Academic Free License >= 2.1 OR the modified BSD license.
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        see: http://dojotoolkit.org/license for details
5
*/
6

    
7

    
8
if(!dojo._hasResource["dojox.encoding.crypto.Blowfish"]){
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dojo._hasResource["dojox.encoding.crypto.Blowfish"]=true;
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dojo.provide("dojox.encoding.crypto.Blowfish");
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dojo.require("dojox.encoding.base64");
12
dojo.require("dojox.encoding.crypto._base");
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dojox.encoding.crypto.Blowfish=new function(){
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var _1=Math.pow(2,2);
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var _2=Math.pow(2,3);
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var _3=Math.pow(2,4);
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var _4=Math.pow(2,8);
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var _5=Math.pow(2,16);
19
var _6=Math.pow(2,24);
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var iv=null;
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var _7={p:[608135816,2242054355,320440878,57701188,2752067618,698298832,137296536,3964562569,1160258022,953160567,3193202383,887688300,3232508343,3380367581,1065670069,3041331479,2450970073,2306472731],s0:[3509652390,2564797868,805139163,3491422135,3101798381,1780907670,3128725573,4046225305,614570311,3012652279,134345442,2240740374,1667834072,1901547113,2757295779,4103290238,227898511,1921955416,1904987480,2182433518,2069144605,3260701109,2620446009,720527379,3318853667,677414384,3393288472,3101374703,2390351024,1614419982,1822297739,2954791486,3608508353,3174124327,2024746970,1432378464,3864339955,2857741204,1464375394,1676153920,1439316330,715854006,3033291828,289532110,2706671279,2087905683,3018724369,1668267050,732546397,1947742710,3462151702,2609353502,2950085171,1814351708,2050118529,680887927,999245976,1800124847,3300911131,1713906067,1641548236,4213287313,1216130144,1575780402,4018429277,3917837745,3693486850,3949271944,596196993,3549867205,258830323,2213823033,772490370,2760122372,1774776394,2652871518,566650946,4142492826,1728879713,2882767088,1783734482,3629395816,2517608232,2874225571,1861159788,326777828,3124490320,2130389656,2716951837,967770486,1724537150,2185432712,2364442137,1164943284,2105845187,998989502,3765401048,2244026483,1075463327,1455516326,1322494562,910128902,469688178,1117454909,936433444,3490320968,3675253459,1240580251,122909385,2157517691,634681816,4142456567,3825094682,3061402683,2540495037,79693498,3249098678,1084186820,1583128258,426386531,1761308591,1047286709,322548459,995290223,1845252383,2603652396,3431023940,2942221577,3202600964,3727903485,1712269319,422464435,3234572375,1170764815,3523960633,3117677531,1434042557,442511882,3600875718,1076654713,1738483198,4213154764,2393238008,3677496056,1014306527,4251020053,793779912,2902807211,842905082,4246964064,1395751752,1040244610,2656851899,3396308128,445077038,3742853595,3577915638,679411651,2892444358,2354009459,1767581616,3150600392,3791627101,3102740896,284835224,4246832056,1258075500,768725851,2589189241,3069724005,3532540348,1274779536,3789419226,2764799539,1660621633,3471099624,4011903706,913787905,3497959166,737222580,2514213453,2928710040,3937242737,1804850592,3499020752,2949064160,2386320175,2390070455,2415321851,4061277028,2290661394,2416832540,1336762016,1754252060,3520065937,3014181293,791618072,3188594551,3933548030,2332172193,3852520463,3043980520,413987798,3465142937,3030929376,4245938359,2093235073,3534596313,375366246,2157278981,2479649556,555357303,3870105701,2008414854,3344188149,4221384143,3956125452,2067696032,3594591187,2921233993,2428461,544322398,577241275,1471733935,610547355,4027169054,1432588573,1507829418,2025931657,3646575487,545086370,48609733,2200306550,1653985193,298326376,1316178497,3007786442,2064951626,458293330,2589141269,3591329599,3164325604,727753846,2179363840,146436021,1461446943,4069977195,705550613,3059967265,3887724982,4281599278,3313849956,1404054877,2845806497,146425753,1854211946],s1:[1266315497,3048417604,3681880366,3289982499,2909710000,1235738493,2632868024,2414719590,3970600049,1771706367,1449415276,3266420449,422970021,1963543593,2690192192,3826793022,1062508698,1531092325,1804592342,2583117782,2714934279,4024971509,1294809318,4028980673,1289560198,2221992742,1669523910,35572830,157838143,1052438473,1016535060,1802137761,1753167236,1386275462,3080475397,2857371447,1040679964,2145300060,2390574316,1461121720,2956646967,4031777805,4028374788,33600511,2920084762,1018524850,629373528,3691585981,3515945977,2091462646,2486323059,586499841,988145025,935516892,3367335476,2599673255,2839830854,265290510,3972581182,2759138881,3795373465,1005194799,847297441,406762289,1314163512,1332590856,1866599683,4127851711,750260880,613907577,1450815602,3165620655,3734664991,3650291728,3012275730,3704569646,1427272223,778793252,1343938022,2676280711,2052605720,1946737175,3164576444,3914038668,3967478842,3682934266,1661551462,3294938066,4011595847,840292616,3712170807,616741398,312560963,711312465,1351876610,322626781,1910503582,271666773,2175563734,1594956187,70604529,3617834859,1007753275,1495573769,4069517037,2549218298,2663038764,504708206,2263041392,3941167025,2249088522,1514023603,1998579484,1312622330,694541497,2582060303,2151582166,1382467621,776784248,2618340202,3323268794,2497899128,2784771155,503983604,4076293799,907881277,423175695,432175456,1378068232,4145222326,3954048622,3938656102,3820766613,2793130115,2977904593,26017576,3274890735,3194772133,1700274565,1756076034,4006520079,3677328699,720338349,1533947780,354530856,688349552,3973924725,1637815568,332179504,3949051286,53804574,2852348879,3044236432,1282449977,3583942155,3416972820,4006381244,1617046695,2628476075,3002303598,1686838959,431878346,2686675385,1700445008,1080580658,1009431731,832498133,3223435511,2605976345,2271191193,2516031870,1648197032,4164389018,2548247927,300782431,375919233,238389289,3353747414,2531188641,2019080857,1475708069,455242339,2609103871,448939670,3451063019,1395535956,2413381860,1841049896,1491858159,885456874,4264095073,4001119347,1565136089,3898914787,1108368660,540939232,1173283510,2745871338,3681308437,4207628240,3343053890,4016749493,1699691293,1103962373,3625875870,2256883143,3830138730,1031889488,3479347698,1535977030,4236805024,3251091107,2132092099,1774941330,1199868427,1452454533,157007616,2904115357,342012276,595725824,1480756522,206960106,497939518,591360097,863170706,2375253569,3596610801,1814182875,2094937945,3421402208,1082520231,3463918190,2785509508,435703966,3908032597,1641649973,2842273706,3305899714,1510255612,2148256476,2655287854,3276092548,4258621189,236887753,3681803219,274041037,1734335097,3815195456,3317970021,1899903192,1026095262,4050517792,356393447,2410691914,3873677099,3682840055],s2:[3913112168,2491498743,4132185628,2489919796,1091903735,1979897079,3170134830,3567386728,3557303409,857797738,1136121015,1342202287,507115054,2535736646,337727348,3213592640,1301675037,2528481711,1895095763,1721773893,3216771564,62756741,2142006736,835421444,2531993523,1442658625,3659876326,2882144922,676362277,1392781812,170690266,3921047035,1759253602,3611846912,1745797284,664899054,1329594018,3901205900,3045908486,2062866102,2865634940,3543621612,3464012697,1080764994,553557557,3656615353,3996768171,991055499,499776247,1265440854,648242737,3940784050,980351604,3713745714,1749149687,3396870395,4211799374,3640570775,1161844396,3125318951,1431517754,545492359,4268468663,3499529547,1437099964,2702547544,3433638243,2581715763,2787789398,1060185593,1593081372,2418618748,4260947970,69676912,2159744348,86519011,2512459080,3838209314,1220612927,3339683548,133810670,1090789135,1078426020,1569222167,845107691,3583754449,4072456591,1091646820,628848692,1613405280,3757631651,526609435,236106946,48312990,2942717905,3402727701,1797494240,859738849,992217954,4005476642,2243076622,3870952857,3732016268,765654824,3490871365,2511836413,1685915746,3888969200,1414112111,2273134842,3281911079,4080962846,172450625,2569994100,980381355,4109958455,2819808352,2716589560,2568741196,3681446669,3329971472,1835478071,660984891,3704678404,4045999559,3422617507,3040415634,1762651403,1719377915,3470491036,2693910283,3642056355,3138596744,1364962596,2073328063,1983633131,926494387,3423689081,2150032023,4096667949,1749200295,3328846651,309677260,2016342300,1779581495,3079819751,111262694,1274766160,443224088,298511866,1025883608,3806446537,1145181785,168956806,3641502830,3584813610,1689216846,3666258015,3200248200,1692713982,2646376535,4042768518,1618508792,1610833997,3523052358,4130873264,2001055236,3610705100,2202168115,4028541809,2961195399,1006657119,2006996926,3186142756,1430667929,3210227297,1314452623,4074634658,4101304120,2273951170,1399257539,3367210612,3027628629,1190975929,2062231137,2333990788,2221543033,2438960610,1181637006,548689776,2362791313,3372408396,3104550113,3145860560,296247880,1970579870,3078560182,3769228297,1714227617,3291629107,3898220290,166772364,1251581989,493813264,448347421,195405023,2709975567,677966185,3703036547,1463355134,2715995803,1338867538,1343315457,2802222074,2684532164,233230375,2599980071,2000651841,3277868038,1638401717,4028070440,3237316320,6314154,819756386,300326615,590932579,1405279636,3267499572,3150704214,2428286686,3959192993,3461946742,1862657033,1266418056,963775037,2089974820,2263052895,1917689273,448879540,3550394620,3981727096,150775221,3627908307,1303187396,508620638,2975983352,2726630617,1817252668,1876281319,1457606340,908771278,3720792119,3617206836,2455994898,1729034894,1080033504],s3:[976866871,3556439503,2881648439,1522871579,1555064734,1336096578,3548522304,2579274686,3574697629,3205460757,3593280638,3338716283,3079412587,564236357,2993598910,1781952180,1464380207,3163844217,3332601554,1699332808,1393555694,1183702653,3581086237,1288719814,691649499,2847557200,2895455976,3193889540,2717570544,1781354906,1676643554,2592534050,3230253752,1126444790,2770207658,2633158820,2210423226,2615765581,2414155088,3127139286,673620729,2805611233,1269405062,4015350505,3341807571,4149409754,1057255273,2012875353,2162469141,2276492801,2601117357,993977747,3918593370,2654263191,753973209,36408145,2530585658,25011837,3520020182,2088578344,530523599,2918365339,1524020338,1518925132,3760827505,3759777254,1202760957,3985898139,3906192525,674977740,4174734889,2031300136,2019492241,3983892565,4153806404,3822280332,352677332,2297720250,60907813,90501309,3286998549,1016092578,2535922412,2839152426,457141659,509813237,4120667899,652014361,1966332200,2975202805,55981186,2327461051,676427537,3255491064,2882294119,3433927263,1307055953,942726286,933058658,2468411793,3933900994,4215176142,1361170020,2001714738,2830558078,3274259782,1222529897,1679025792,2729314320,3714953764,1770335741,151462246,3013232138,1682292957,1483529935,471910574,1539241949,458788160,3436315007,1807016891,3718408830,978976581,1043663428,3165965781,1927990952,4200891579,2372276910,3208408903,3533431907,1412390302,2931980059,4132332400,1947078029,3881505623,4168226417,2941484381,1077988104,1320477388,886195818,18198404,3786409000,2509781533,112762804,3463356488,1866414978,891333506,18488651,661792760,1628790961,3885187036,3141171499,876946877,2693282273,1372485963,791857591,2686433993,3759982718,3167212022,3472953795,2716379847,445679433,3561995674,3504004811,3574258232,54117162,3331405415,2381918588,3769707343,4154350007,1140177722,4074052095,668550556,3214352940,367459370,261225585,2610173221,4209349473,3468074219,3265815641,314222801,3066103646,3808782860,282218597,3406013506,3773591054,379116347,1285071038,846784868,2669647154,3771962079,3550491691,2305946142,453669953,1268987020,3317592352,3279303384,3744833421,2610507566,3859509063,266596637,3847019092,517658769,3462560207,3443424879,370717030,4247526661,2224018117,4143653529,4112773975,2788324899,2477274417,1456262402,2901442914,1517677493,1846949527,2295493580,3734397586,2176403920,1280348187,1908823572,3871786941,846861322,1172426758,3287448474,3383383037,1655181056,3139813346,901632758,1897031941,2986607138,3066810236,3447102507,1393639104,373351379,950779232,625454576,3124240540,4148612726,2007998917,544563296,2244738638,2330496472,2058025392,1291430526,424198748,50039436,29584100,3605783033,2429876329,2791104160,1057563949,3255363231,3075367218,3463963227,1469046755,985887462]};
22
function _8(x,y){
23
return (((x>>16)+(y>>16)+(((x&65535)+(y&65535))>>16))<<16)|(((x&65535)+(y&65535))&65535);
24
};
25
function _9(x,y){
26
return (((x>>16)^(y>>16))<<16)|(((x&65535)^(y&65535))&65535);
27
};
28
function $(v,_a){
29
var d=_a.s3[v&255];
30
v>>=8;
31
var c=_a.s2[v&255];
32
v>>=8;
33
var b=_a.s1[v&255];
34
v>>=8;
35
var a=_a.s0[v&255];
36
var r=(((a>>16)+(b>>16)+(((a&65535)+(b&65535))>>16))<<16)|(((a&65535)+(b&65535))&65535);
37
r=(((r>>16)^(c>>16))<<16)|(((r&65535)^(c&65535))&65535);
38
return (((r>>16)+(d>>16)+(((r&65535)+(d&65535))>>16))<<16)|(((r&65535)+(d&65535))&65535);
39
};
40
function eb(o,_b){
41
var l=o.left;
42
var r=o.right;
43
l=_9(l,_b.p[0]);
44
r=_9(r,_9($(l,_b),_b.p[1]));
45
l=_9(l,_9($(r,_b),_b.p[2]));
46
r=_9(r,_9($(l,_b),_b.p[3]));
47
l=_9(l,_9($(r,_b),_b.p[4]));
48
r=_9(r,_9($(l,_b),_b.p[5]));
49
l=_9(l,_9($(r,_b),_b.p[6]));
50
r=_9(r,_9($(l,_b),_b.p[7]));
51
l=_9(l,_9($(r,_b),_b.p[8]));
52
r=_9(r,_9($(l,_b),_b.p[9]));
53
l=_9(l,_9($(r,_b),_b.p[10]));
54
r=_9(r,_9($(l,_b),_b.p[11]));
55
l=_9(l,_9($(r,_b),_b.p[12]));
56
r=_9(r,_9($(l,_b),_b.p[13]));
57
l=_9(l,_9($(r,_b),_b.p[14]));
58
r=_9(r,_9($(l,_b),_b.p[15]));
59
l=_9(l,_9($(r,_b),_b.p[16]));
60
o.right=l;
61
o.left=_9(r,_b.p[17]);
62
};
63
function db(o,_c){
64
var l=o.left;
65
var r=o.right;
66
l=_9(l,_c.p[17]);
67
r=_9(r,_9($(l,_c),_c.p[16]));
68
l=_9(l,_9($(r,_c),_c.p[15]));
69
r=_9(r,_9($(l,_c),_c.p[14]));
70
l=_9(l,_9($(r,_c),_c.p[13]));
71
r=_9(r,_9($(l,_c),_c.p[12]));
72
l=_9(l,_9($(r,_c),_c.p[11]));
73
r=_9(r,_9($(l,_c),_c.p[10]));
74
l=_9(l,_9($(r,_c),_c.p[9]));
75
r=_9(r,_9($(l,_c),_c.p[8]));
76
l=_9(l,_9($(r,_c),_c.p[7]));
77
r=_9(r,_9($(l,_c),_c.p[6]));
78
l=_9(l,_9($(r,_c),_c.p[5]));
79
r=_9(r,_9($(l,_c),_c.p[4]));
80
l=_9(l,_9($(r,_c),_c.p[3]));
81
r=_9(r,_9($(l,_c),_c.p[2]));
82
l=_9(l,_9($(r,_c),_c.p[1]));
83
o.right=l;
84
o.left=_9(r,_c.p[0]);
85
};
86
function _d(_e){
87
var k=_e;
88
if(dojo.isString(k)){
89
k=dojo.map(k.split(""),function(_f){
90
return _f.charCodeAt(0)&255;
91
});
92
}
93
var pos=0,_10=0,res={left:0,right:0},i,j,l;
94
var box={p:dojo.map(_7.p.slice(0),function(_11){
95
var l=k.length,j;
96
for(j=0;j<4;j++){
97
_10=(_10*_4)|k[pos++%l];
98
}
99
return (((_11>>16)^(_10>>16))<<16)|(((_11&65535)^(_10&65535))&65535);
100
}),s0:_7.s0.slice(0),s1:_7.s1.slice(0),s2:_7.s2.slice(0),s3:_7.s3.slice(0)};
101
for(i=0,l=box.p.length;i<l;){
102
eb(res,box);
103
box.p[i++]=res.left,box.p[i++]=res.right;
104
}
105
for(i=0;i<4;i++){
106
for(j=0,l=box["s"+i].length;j<l;){
107
eb(res,box);
108
box["s"+i][j++]=res.left,box["s"+i][j++]=res.right;
109
}
110
}
111
return box;
112
};
113
this.getIV=function(_12){
114
var out=_12||dojox.encoding.crypto.outputTypes.Base64;
115
switch(out){
116
case dojox.encoding.crypto.outputTypes.Hex:
117
return dojo.map(iv,function(_13){
118
return (_13<=15?"0":"")+_13.toString(16);
119
}).join("");
120
case dojox.encoding.crypto.outputTypes.String:
121
return iv.join("");
122
case dojox.encoding.crypto.outputTypes.Raw:
123
return iv;
124
default:
125
return dojox.encoding.base64.encode(iv);
126
}
127
};
128
this.setIV=function(_14,_15){
129
var ip=_15||dojox.encoding.crypto.outputTypes.Base64;
130
var ba=null;
131
switch(ip){
132
case dojox.encoding.crypto.outputTypes.String:
133
ba=dojo.map(_14.split(""),function(_16){
134
return _16.charCodeAt(0);
135
});
136
break;
137
case dojox.encoding.crypto.outputTypes.Hex:
138
ba=[];
139
for(var i=0,l=_14.length-1;i<l;i+=2){
140
ba.push(parseInt(_14.substr(i,2),16));
141
}
142
break;
143
case dojox.encoding.crypto.outputTypes.Raw:
144
ba=_14;
145
break;
146
default:
147
ba=dojox.encoding.base64.decode(_14);
148
break;
149
}
150
iv={};
151
iv.left=ba[0]*_6|ba[1]*_5|ba[2]*_4|ba[3];
152
iv.right=ba[4]*_6|ba[5]*_5|ba[6]*_4|ba[7];
153
};
154
this.encrypt=function(_17,key,ao){
155
var out=dojox.encoding.crypto.outputTypes.Base64;
156
var _18=dojox.encoding.crypto.cipherModes.ECB;
157
if(ao){
158
if(ao.outputType){
159
out=ao.outputType;
160
}
161
if(ao.cipherMode){
162
_18=ao.cipherMode;
163
}
164
}
165
var bx=_d(key),_19=8-(_17.length&7);
166
for(var i=0;i<_19;i++){
167
_17+=String.fromCharCode(_19);
168
}
169
var _1a=[],_1b=_17.length>>3,pos=0,o={},_1c=(_18==dojox.encoding.crypto.cipherModes.CBC);
170
var _1d={left:iv.left||null,right:iv.right||null};
171
for(var i=0;i<_1b;i++){
172
o.left=_17.charCodeAt(pos)*_6|_17.charCodeAt(pos+1)*_5|_17.charCodeAt(pos+2)*_4|_17.charCodeAt(pos+3);
173
o.right=_17.charCodeAt(pos+4)*_6|_17.charCodeAt(pos+5)*_5|_17.charCodeAt(pos+6)*_4|_17.charCodeAt(pos+7);
174
if(_1c){
175
o.left=(((o.left>>16)^(_1d.left>>16))<<16)|(((o.left&65535)^(_1d.left&65535))&65535);
176
o.right=(((o.right>>16)^(_1d.right>>16))<<16)|(((o.right&65535)^(_1d.right&65535))&65535);
177
}
178
eb(o,bx);
179
if(_1c){
180
_1d.left=o.left;
181
_1d.right=o.right;
182
}
183
_1a.push((o.left>>24)&255);
184
_1a.push((o.left>>16)&255);
185
_1a.push((o.left>>8)&255);
186
_1a.push(o.left&255);
187
_1a.push((o.right>>24)&255);
188
_1a.push((o.right>>16)&255);
189
_1a.push((o.right>>8)&255);
190
_1a.push(o.right&255);
191
pos+=8;
192
}
193
switch(out){
194
case dojox.encoding.crypto.outputTypes.Hex:
195
return dojo.map(_1a,function(_1e){
196
return (_1e<=15?"0":"")+_1e.toString(16);
197
}).join("");
198
case dojox.encoding.crypto.outputTypes.String:
199
return _1a.join("");
200
case dojox.encoding.crypto.outputTypes.Raw:
201
return _1a;
202
default:
203
return dojox.encoding.base64.encode(_1a);
204
}
205
};
206
this.decrypt=function(_1f,key,ao){
207
var ip=dojox.encoding.crypto.outputTypes.Base64;
208
var _20=dojox.encoding.crypto.cipherModes.ECB;
209
if(ao){
210
if(ao.outputType){
211
ip=ao.outputType;
212
}
213
if(ao.cipherMode){
214
_20=ao.cipherMode;
215
}
216
}
217
var bx=_d(key);
218
var pt=[];
219
var c=null;
220
switch(ip){
221
case dojox.encoding.crypto.outputTypes.Hex:
222
c=[];
223
for(var i=0,l=_1f.length-1;i<l;i+=2){
224
c.push(parseInt(_1f.substr(i,2),16));
225
}
226
break;
227
case dojox.encoding.crypto.outputTypes.String:
228
c=dojo.map(_1f.split(""),function(_21){
229
return _21.charCodeAt(0);
230
});
231
break;
232
case dojox.encoding.crypto.outputTypes.Raw:
233
c=_1f;
234
break;
235
default:
236
c=dojox.encoding.base64.decode(_1f);
237
break;
238
}
239
var _22=c.length>>3,pos=0,o={},_23=(_20==dojox.encoding.crypto.cipherModes.CBC);
240
var _24={left:iv.left||null,right:iv.right||null};
241
for(var i=0;i<_22;i++){
242
o.left=c[pos]*_6|c[pos+1]*_5|c[pos+2]*_4|c[pos+3];
243
o.right=c[pos+4]*_6|c[pos+5]*_5|c[pos+6]*_4|c[pos+7];
244
if(_23){
245
var _25=o.left;
246
var _26=o.right;
247
}
248
db(o,bx);
249
if(_23){
250
o.left=(((o.left>>16)^(_24.left>>16))<<16)|(((o.left&65535)^(_24.left&65535))&65535);
251
o.right=(((o.right>>16)^(_24.right>>16))<<16)|(((o.right&65535)^(_24.right&65535))&65535);
252
_24.left=_25;
253
_24.right=_26;
254
}
255
pt.push((o.left>>24)&255);
256
pt.push((o.left>>16)&255);
257
pt.push((o.left>>8)&255);
258
pt.push(o.left&255);
259
pt.push((o.right>>24)&255);
260
pt.push((o.right>>16)&255);
261
pt.push((o.right>>8)&255);
262
pt.push(o.right&255);
263
pos+=8;
264
}
265
if(pt[pt.length-1]==pt[pt.length-2]||pt[pt.length-1]==1){
266
var n=pt[pt.length-1];
267
pt.splice(pt.length-n,n);
268
}
269
return dojo.map(pt,function(_27){
270
return String.fromCharCode(_27);
271
}).join("");
272
};
273
this.setIV("0000000000000000",dojox.encoding.crypto.outputTypes.Hex);
274
}();
275
}