1///////////////////////////// 2// BlowFish.cpp 3// 4// Blowfish,MD5,Key-Hash 5#include "blowfish.h" 6 7 8///////////////////////////////////////////////////////////' 9// Blowfish algorithm 10// 11// void CBlowfish::SetKey(const unsigned char* keybuf,unsigned int len) 12// { 13// keylen=len; 14// if (keylen>MAXKEYBYTES) 15// keylen=MAXKEYBYTES; 16// for (unsigned int i=0;i<=keylen;i++) 17// key[i]=keybuf[i]; 18// InitBlowfish(); 19// 20// } 21 22unsigned int F1(blf_ctx* bc,unsigned int x) 23{ 24 unsigned short a; 25 unsigned short b; 26 unsigned short c; 27 unsigned short d; 28 unsigned int y; 29 d=(unsigned short)x & 0x00FF; 30 x >>= 8; 31 c=(unsigned short)x & 0x00FF; 32 x >>= 8; 33 b=(unsigned short)x & 0x00FF; 34 x >>=8; 35 a=(unsigned short)x & 0x00FF; 36 37 y=bc->S[0][a]+bc->S[1][b]; 38 y=y ^ bc->S[2][c]; 39 y=y + bc->S[3][d]; 40 return y; 41} 42 43void Blowfish_encipher(blf_ctx *c,unsigned int *xl,unsigned int *xr) 44{ 45 unsigned int Xl; 46 unsigned int Xr; 47 unsigned int temp; 48 int i; 49 //short i; 50 51 Xl=*xl; 52 Xr=*xr; 53 54 for (i=0; i<ROUNDCOUNT;++i){ 55 Xl=Xl^c->P[i]; 56 Xr=F1(c,Xl)^Xr; 57 temp=Xl; 58 Xl=Xr; 59 Xr=temp; 60 } 61 62 temp=Xl; 63 Xl=Xr; 64 Xr=temp; 65 66 Xr=Xr^c->P[ROUNDCOUNT]; 67 Xl=Xl^c->P[ROUNDCOUNT+1]; 68 69 *xl=Xl; 70 *xr=Xr; 71} 72 73void Blowfish_decipher(blf_ctx *c,unsigned int * xl, unsigned int *xr) 74{ 75 unsigned int Xl; 76 unsigned int Xr; 77 unsigned int temp; 78 int i; 79 80 Xl=*xl; 81 Xr=*xr; 82 83 for (i=ROUNDCOUNT+1;i>1;--i){ 84 Xl=Xl^c->P[i]; 85 Xr=F1(c,Xl)^Xr; 86 87 temp=Xl; 88 Xl=Xr; 89 Xr=temp; 90 } 91 92 temp=Xl; 93 Xl=Xr; 94 Xr=temp; 95 96 Xr=Xr ^ c->P[1]; 97 Xl=Xl ^ c->P[0]; 98 99 *xl=Xl; 100 *xr=Xr; 101} 102 103void InitBlowfish(blf_ctx *c, const unsigned char* keybuf,unsigned int len) 104{ 105 //short error; 106 //short numread; 107 unsigned int data; 108 unsigned int data1; 109 unsigned int datar; 110 int i,k; 111 112 unsigned short j=0; 113 114 unsigned int ks0[]={ 115 0xd1310ba6,0x98dfb5ac,0x2ffd72db,0xd01adfb7,0xb8e1afed,0x6a267e96, 116 0xba7c9045,0xf12c7f99,0x24a19947,0xb3916cf7,0x0801f2e2,0x858efc16, 117 0x636920d8,0x71574e69,0xa458fea3,0xf4933d7e,0x0d95748f,0x728eb658, 118 0x718bcd58,0x82154aee,0x7b54a41d,0xc25a59b5,0x9c30d539,0x2af26013, 119 0xc5d1b023,0x286085f0,0xca417918,0xb8db38ef,0x8e79dcb0,0x603a180e, 120 0x6c9e0e8b,0xb01e8a3e,0xd71577c1,0xbd314b27,0x78af2fda,0x55605c60, 121 0xe65525f3,0xaa55ab94,0x57489862,0x63e81440,0x55ca396a,0x2aab10b6, 122 0xb4cc5c34,0x1141e8ce,0xa15486af,0x7c72e993,0xb3ee1411,0x636fbc2a, 123 0x2ba9c55d,0x741831f6,0xce5c3e16,0x9b87931e,0xafd6ba33,0x6c24cf5c, 124 0x7a325381,0x28958677,0x3b8f4898,0x6b4bb9af,0xc4bfe81b,0x66282193, 125 0x61d809cc,0xfb21a991,0x487cac60,0x5dec8032,0xef845d5d,0xe98575b1, 126 0xdc262302,0xeb651b88,0x23893e81,0xd396acc5,0x0f6d6ff3,0x83f44239, 127 0x2e0b4482,0xa4842004,0x69c8f04a,0x9e1f9b5e,0x21c66842,0xf6e96c9a, 128 0x670c9c61,0xabd388f0,0x6a51a0d2,0xd8542f68,0x960fa728,0xab5133a3, 129 0x6eef0b6c,0x137a3be4,0xba3bf050,0x7efb2a98,0xa1f1651d,0x39af0176, 130 0x66ca593e,0x82430e88,0x8cee8619,0x456f9fb4,0x7d84a5c3,0x3b8b5ebe, 131 0xe06f75d8,0x85c12073,0x401a449f,0x56c16aa6,0x4ed3aa62,0x363f7706, 132 0x1bfedf72,0x429b023d,0x37d0d724,0xd00a1248,0xdb0fead3,0x49f1c09b, 133 0x075372c9,0x80991b7b,0x25d479d8,0xf6e8def7,0xe3fe501a,0xb6794c3b, 134 0x976ce0bd,0x04c006ba,0xc1a94fb6,0x409f60c4,0x5e5c9ec2,0x196a2463, 135 0x68fb6faf,0x3e6c53b5,0x1339b2eb,0x3b52ec6f,0x6dfc511f,0x9b30952c, 136 0xcc814544,0xaf5ebd09,0xbee3d004,0xde334afd,0x660f2807,0x192e4bb3, 137 0xc0cba857,0x45c8740f,0xd20b5f39,0xb9d3fbdb,0x5579c0bd,0x1a60320a, 138 0xd6a100c6,0x402c7279,0x679f25fe,0xfb1fa3cc,0x8ea5e9f8,0xdb3222f8, 139 0x3c7516df,0xfd616b15,0x2f501ec8,0xad0552ab,0x323db5fa,0xfd238760, 140 0x53317b48,0x3e00df82,0x9e5c57bb,0xca6f8ca0,0x1a87562e,0xdf1769db, 141 0xd542a8f6,0x287effc3,0xac6732c6,0x8c4f5573,0x695b27b0,0xbbca58c8, 142 0xe1ffa35d,0xb8f011a0,0x10fa3d98,0xfd2183b8,0x4afcb56c,0x2dd1d35b, 143 0x9a53e479,0xb6f84565,0xd28e49bc,0x4bfb9790,0xe1ddf2da,0xa4cb7e33, 144 0x62fb1341,0xcee4c6e8,0xef20cada,0x36774c01,0xd07e9efe,0x2bf11fb4, 145 0x95dbda4d,0xae909198,0xeaad8e71,0x6b93d5a0,0xd08ed1d0,0xafc725e0, 146 0x8e3c5b2f,0x8e7594b7,0x8ff6e2fb,0xf2122b64,0x8888b812,0x900df01c, 147 0x4fad5ea0,0x688fc31c,0xd1cff191,0xb3a8c1ad,0x2f2f2218,0xbe0e1777, 148 0xea752dfe,0x8b021fa1,0xe5a0cc0f,0xb56f74e8,0x18acf3d6,0xce89e299, 149 0xb4a84fe0,0xfd13e0b7,0x7cc43b81,0xd2ada8d9,0x165fa266,0x80957705, 150 0x93cc7314,0x211a1477,0xe6ad2065,0x77b5fa86,0xc75442f5,0xfb9d35cf, 151 0xebcdaf0c,0x7b3e89a0,0xd6411bd3,0xae1e7e49,0x00250e2d,0x2071b35e, 152 0x226800bb,0x57b8e0af,0x2464369b,0xf009b91e,0x5563911d,0x56dfa6aa, 153 0x78c14389,0xd95a537f,0x207d5ba2,0x02e5b9c5,0x83260376,0x6295cfa9, 154 0x11c81968,0x4e734a41,0xb3472dca,0x7b14a94a,0x1b510052,0x9a532915, 155 0xd60f573f,0xbc9bc6e4,0x2b60a476,0x81e67400,0x08ba6fb5,0x571be91f, 156 0xf296ec6b,0x2a0dd915,0xb6636521,0xe7b9f9b6,0xff340528,0xc5855664, 157 0x53b02d5d,0xa99f8fa1,0x08ba4799,0x6e85076a}; 158 159 unsigned int ks1[]={ 160 0x4b7a70e9,0xb5b32944,0xdb75092e,0xc4192623,0xad6ea6b0,0x49a7df7d, 161 0x9cee60b8,0x8fedb266,0xecaa8c71,0x699a17ff,0x5664526c,0xc2b19ee1, 162 0x193602a5,0x75094c29,0xa0591340,0xe4183a3e,0x3f54989a,0x5b429d65, 163 0x6b8fe4d6,0x99f73fd6,0xa1d29c07,0xefe830f5,0x4d2d38e6,0xf0255dc1, 164 0x4cdd2086,0x8470eb26,0x6382e9c6,0x021ecc5e,0x09686b3f,0x3ebaefc9, 165 0x3c971814,0x6b6a70a1,0x687f3584,0x52a0e286,0xb79c5305,0xaa500737, 166 0x3e07841c,0x7fdeae5c,0x8e7d44ec,0x5716f2b8,0xb03ada37,0xf0500c0d, 167 0xf01c1f04,0x0200b3ff,0xae0cf51a,0x3cb574b2,0x25837a58,0xdc0921bd, 168 0xd19113f9,0x7ca92ff6,0x94324773,0x22f54701,0x3ae5e581,0x37c2dadc, 169 0xc8b57634,0x9af3dda7,0xa9446146,0x0fd0030e,0xecc8c73e,0xa4751e41, 170 0xe238cd99,0x3bea0e2f,0x3280bba1,0x183eb331,0x4e548b38,0x4f6db908, 171 0x6f420d03,0xf60a04bf,0x2cb81290,0x24977c79,0x5679b072,0xbcaf89af, 172 0xde9a771f,0xd9930810,0xb38bae12,0xdccf3f2e,0x5512721f,0x2e6b7124, 173 0x501adde6,0x9f84cd87,0x7a584718,0x7408da17,0xbc9f9abc,0xe94b7d8c, 174 0xec7aec3a,0xdb851dfa,0x63094366,0xc464c3d2,0xef1c1847,0x3215d908, 175 0xdd433b37,0x24c2ba16,0x12a14d43,0x2a65c451,0x50940002,0x133ae4dd, 176 0x71dff89e,0x10314e55,0x81ac77d6,0x5f11199b,0x043556f1,0xd7a3c76b, 177 0x3c11183b,0x5924a509,0xf28fe6ed,0x97f1fbfa,0x9ebabf2c,0x1e153c6e, 178 0x86e34570,0xeae96fb1,0x860e5e0a,0x5a3e2ab3,0x771fe71c,0x4e3d06fa, 179 0x2965dcb9,0x99e71d0f,0x803e89d6,0x5266c825,0x2e4cc978,0x9c10b36a, 180 0xc6150eba,0x94e2ea78,0xa5fc3c53,0x1e0a2df4,0xf2f74ea7,0x361d2b3d, 181 0x1939260f,0x19c27960,0x5223a708,0xf71312b6,0xebadfe6e,0xeac31f66, 182 0xe3bc4595,0xa67bc883,0xb17f37d1,0x018cff28,0xc332ddef,0xbe6c5aa5, 183 0x65582185,0x68ab9802,0xeecea50f,0xdb2f953b,0x2aef7dad,0x5b6e2f84, 184 0x1521b628,0x29076170,0xecdd4775,0x619f1510,0x13cca830,0xeb61bd96, 185 0x0334fe1e,0xaa0363cf,0xb5735c90,0x4c70a239,0xd59e9e0b,0xcbaade14, 186 0xeecc86bc,0x60622ca7,0x9cab5cab,0xb2f3846e,0x648b1eaf,0x19bdf0ca, 187 0xa02369b9,0x655abb50,0x40685a32,0x3c2ab4b3,0x319ee9d5,0xc021b8f7, 188 0x9b540b19,0x875fa099,0x95f7997e,0x623d7da8,0xf837889a,0x97e32d77, 189 0x11ed935f,0x16681281,0x0e358829,0xc7e61fd6,0x96dedfa1,0x7858ba99, 190 0x57f584a5,0x1b227263,0x9b83c3ff,0x1ac24696,0xcdb30aeb,0x532e3054, 191 0x8fd948e4,0x6dbc3128,0x58ebf2ef,0x34c6ffea,0xfe28ed61,0xee7c3c73, 192 0x5d4a14d9,0xe864b7e3,0x42105d14,0x203e13e0,0x45eee2b6,0xa3aaabea, 193 0xdb6c4f15,0xfacb4fd0,0xc742f442,0xef6abbb5,0x654f3b1d,0x41cd2105, 194 0xd81e799e,0x86854dc7,0xe44b476a,0x3d816250,0xcf62a1f2,0x5b8d2646, 195 0xfc8883a0,0xc1c7b6a3,0x7f1524c3,0x69cb7492,0x47848a0b,0x5692b285, 196 0x095bbf00,0xad19489d,0x1462b174,0x23820e00,0x58428d2a,0x0c55f5ea, 197 0x1dadf43e,0x233f7061,0x3372f092,0x8d937e41,0xd65fecf1,0x6c223bdb, 198 0x7cde3759,0xcbee7460,0x4085f2a7,0xce77326e,0xa6078084,0x19f8509e, 199 0xe8efd855,0x61d99735,0xa969a7aa,0xc50c06c2,0x5a04abfc,0x800bcadc, 200 0x9e447a2e,0xc3453484,0xfdd56705,0x0e1e9ec9,0xdb73dbd3,0x105588cd, 201 0x675fda79,0xe3674340,0xc5c43465,0x713e38d8,0x3d28f89e,0xf16dff20, 202 0x153e21e7,0x8fb03d4a,0xe6e39f2b,0xdb83adf7}; 203 204 unsigned int ks2[]={ 205 0xe93d5a68,0x948140f7,0xf64c261c,0x94692934,0x411520f7,0x7602d4f7, 206 0xbcf46b2e,0xd4a20068,0xd4082471,0x3320f46a,0x43b7d4b7,0x500061af, 207 0x1e39f62e,0x97244546,0x14214f74,0xbf8b8840,0x4d95fc1d,0x96b591af, 208 0x70f4ddd3,0x66a02f45,0xbfbc09ec,0x03bd9785,0x7fac6dd0,0x31cb8504, 209 0x96eb27b3,0x55fa3941,0xda2547e6,0xabca0a9a,0x28507825,0x530429f4, 210 0x0a2c86da,0xe9b66dfb,0x68dc1462,0xd7486900,0x680ec0a4,0x27a18dee, 211 0x4f3ffea2,0xe887ad8c,0xb58ce006,0x7af4d6b6,0xaace1e7c,0xd3375fec, 212 0xce78a399,0x406b2a42,0x20fe9e35,0xd9f385b9,0xee39d7ab,0x3b124e8b, 213 0x1dc9faf7,0x4b6d1856,0x26a36631,0xeae397b2,0x3a6efa74,0xdd5b4332, 214 0x6841e7f7,0xca7820fb,0xfb0af54e,0xd8feb397,0x454056ac,0xba489527, 215 0x55533a3a,0x20838d87,0xfe6ba9b7,0xd096954b,0x55a867bc,0xa1159a58, 216 0xcca92963,0x99e1db33,0xa62a4a56,0x3f3125f9,0x5ef47e1c,0x9029317c, 217 0xfdf8e802,0x04272f70,0x80bb155c,0x05282ce3,0x95c11548,0xe4c66d22, 218 0x48c1133f,0xc70f86dc,0x07f9c9ee,0x41041f0f,0x404779a4,0x5d886e17, 219 0x325f51eb,0xd59bc0d1,0xf2bcc18f,0x41113564,0x257b7834,0x602a9c60, 220 0xdff8e8a3,0x1f636c1b,0x0e12b4c2,0x02e1329e,0xaf664fd1,0xcad18115, 221 0x6b2395e0,0x333e92e1,0x3b240b62,0xeebeb922,0x85b2a20e,0xe6ba0d99, 222 0xde720c8c,0x2da2f728,0xd0127845,0x95b794fd,0x647d0862,0xe7ccf5f0, 223 0x5449a36f,0x877d48fa,0xc39dfd27,0xf33e8d1e,0x0a476341,0x992eff74, 224 0x3a6f6eab,0xf4f8fd37,0xa812dc60,0xa1ebddf8,0x991be14c,0xdb6e6b0d, 225 0xc67b5510,0x6d672c37,0x2765d43b,0xdcd0e804,0xf1290dc7,0xcc00ffa3, 226 0xb5390f92,0x690fed0b,0x667b9ffb,0xcedb7d9c,0xa091cf0b,0xd9155ea3, 227 0xbb132f88,0x515bad24,0x7b9479bf,0x763bd6eb,0x37392eb3,0xcc115979, 228 0x8026e297,0xf42e312d,0x6842ada7,0xc66a2b3b,0x12754ccc,0x782ef11c, 229 0x6a124237,0xb79251e7,0x06a1bbe6,0x4bfb6350,0x1a6b1018,0x11caedfa, 230 0x3d25bdd8,0xe2e1c3c9,0x44421659,0x0a121386,0xd90cec6e,0xd5abea2a, 231 0x64af674e,0xda86a85f,0xbebfe988,0x64e4c3fe,0x9dbc8057,0xf0f7c086, 232 0x60787bf8,0x6003604d,0xd1fd8346,0xf6381fb0,0x7745ae04,0xd736fccc, 233 0x83426b33,0xf01eab71,0xb0804187,0x3c005e5f,0x77a057be,0xbde8ae24, 234 0x55464299,0xbf582e61,0x4e58f48f,0xf2ddfda2,0xf474ef38,0x8789bdc2, 235 0x5366f9c3,0xc8b38e74,0xb475f255,0x46fcd9b9,0x7aeb2661,0x8b1ddf84, 236 0x846a0e79,0x915f958e,0x466e598e,0x20b45770,0x8cd55591,0xc902de4c, 237 0xb90bace1,0xbb8205d0,0x11a86248,0x7574a99e,0xb77f19b6,0xe0a9dc09, 238 0x662d09a1,0xc4324633,0xe85a1f02,0x09f0be8c,0x4a99a025,0x1d6efe10, 239 0x1ab93d1d,0x0ba5a4df,0xa186f20f,0x2868f169,0xdcb7da83,0x573906fe, 240 0xa1e2ce9b,0x4fcd7f52,0x50115e01,0xa70683fa,0xa002b5c4,0x0de6d027, 241 0x9af88c27,0x773f8641,0xc3604c06,0x61a806b5,0xf0177a28,0xc0f586e0, 242 0x006058aa,0x30dc7d62,0x11e69ed7,0x2338ea63,0x53c2dd94,0xc2c21634, 243 0xbbcbee56,0x90bcb6de,0xebfc7da1,0xce591d76,0x6f05e409,0x4b7c0188, 244 0x39720a3d,0x7c927c24,0x86e3725f,0x724d9db9,0x1ac15bb4,0xd39eb8fc, 245 0xed545578,0x08fca5b5,0xd83d7cd3,0x4dad0fc4,0x1e50ef5e,0xb161e6f8, 246 0xa28514d9,0x6c51133c,0x6fd5c7e7,0x56e14ec4,0x362abfce,0xddc6c837, 247 0xd79a3234,0x92638212,0x670efa8e,0x406000e0}; 248 249 unsigned int ks3[]={ 250 0x3a39ce37,0xd3faf5cf,0xabc27737,0x5ac52d1b,0x5cb0679e,0x4fa33742, 251 0xd3822740,0x99bc9bbe,0xd5118e9d,0xbf0f7315,0xd62d1c7e,0xc700c47b, 252 0xb78c1b6b,0x21a19045,0xb26eb1be,0x6a366eb4,0x5748ab2f,0xbc946e79, 253 0xc6a376d2,0x6549c2c8,0x530ff8ee,0x468dde7d,0xd5730a1d,0x42d04dc6, 254 0x2939bbdb,0xa9ba4650,0xac9526e8,0xbe5ee304,0xa1fad5f0,0x6a2d519a, 255 0x63ef8ce2,0x9a86ee22,0xc089c2b8,0x43242ef6,0xa51e03aa,0x9cf2d0a4, 256 0x83c061ba,0x9be96a4d,0x8fe51550,0xba645bd6,0x2826a2f9,0xa73a3ae1, 257 0x4ba99586,0xef5562e9,0xc72fefd3,0xf752f7da,0x3f046f69,0x77fa0a59, 258 0x80e4a915,0x87b08601,0x9b09e6ad,0x3b3ee593,0xe990fd5a,0x9e34d797, 259 0x2cf0b7d9,0x022b8b51,0x96d5ac3a,0x017da67d,0xd1cf3ed6,0x7c7d2d28, 260 0x1f9f25cf,0xadf2b89b,0x5ad6b472,0x5a88f54c,0xe029ac71,0xe019a5e6, 261 0x47b0acfd,0xed93fa9b,0xe8d3c48d,0x283b57cc,0xf8d56629,0x79132e28, 262 0x785f0191,0xed756055,0xf7960e44,0xe3d35e8c,0x15056dd4,0x88f46dba, 263 0x03a16125,0x0564f0bd,0xc3eb9e15,0x3c9057a2,0x97271aec,0xa93a072a, 264 0x1b3f6d9b,0x1e6321f5,0xf59c66fb,0x26dcf319,0x7533d928,0xb155fdf5, 265 0x03563482,0x8aba3cbb,0x28517711,0xc20ad9f8,0xabcc5167,0xccad925f, 266 0x4de81751,0x3830dc8e,0x379d5862,0x9320f991,0xea7a90c2,0xfb3e7bce, 267 0x5121ce64,0x774fbe32,0xa8b6e37e,0xc3293d46,0x48de5369,0x6413e680, 268 0xa2ae0810,0xdd6db224,0x69852dfd,0x09072166,0xb39a460a,0x6445c0dd, 269 0x586cdecf,0x1c20c8ae,0x5bbef7dd,0x1b588d40,0xccd2017f,0x6bb4e3bb, 270 0xdda26a7e,0x3a59ff45,0x3e350a44,0xbcb4cdd5,0x72eacea8,0xfa6484bb, 271 0x8d6612ae,0xbf3c6f47,0xd29be463,0x542f5d9e,0xaec2771b,0xf64e6370, 272 0x740e0d8d,0xe75b1357,0xf8721671,0xaf537d5d,0x4040cb08,0x4eb4e2cc, 273 0x34d2466a,0x0115af84,0xe1b00428,0x95983a1d,0x06b89fb4,0xce6ea048, 274 0x6f3f3b82,0x3520ab82,0x011a1d4b,0x277227f8,0x611560b1,0xe7933fdc, 275 0xbb3a792b,0x344525bd,0xa08839e1,0x51ce794b,0x2f32c9b7,0xa01fbac9, 276 0xe01cc87e,0xbcc7d1f6,0xcf0111c3,0xa1e8aac7,0x1a908749,0xd44fbd9a, 277 0xd0dadecb,0xd50ada38,0x0339c32a,0xc6913667,0x8df9317c,0xe0b12b4f, 278 0xf79e59b7,0x43f5bb3a,0xf2d519ff,0x27d9459c,0xbf97222c,0x15e6fc2a, 279 0x0f91fc71,0x9b941525,0xfae59361,0xceb69ceb,0xc2a86459,0x12baa8d1, 280 0xb6c1075e,0xe3056a0c,0x10d25065,0xcb03a442,0xe0ec6e0e,0x1698db3b, 281 0x4c98a0be,0x3278e964,0x9f1f9532,0xe0d392df,0xd3a0342b,0x8971f21e, 282 0x1b0a7441,0x4ba3348c,0xc5be7120,0xc37632d8,0xdf359f8d,0x9b992f2e, 283 0xe60b6f47,0x0fe3f11d,0xe54cda54,0x1edad891,0xce6279cf,0xcd3e7e6f, 284 0x1618b166,0xfd2c1d05,0x848fd2c5,0xf6fb2299,0xf523f357,0xa6327623, 285 0x93a83531,0x56cccd02,0xacf08162,0x5a75ebb5,0x6e163697,0x88d273cc, 286 0xde966292,0x81b949d0,0x4c50901b,0x71c65614,0xe6c6c7bd,0x327a140a, 287 0x45e1d006,0xc3f27b9a,0xc9aa53fd,0x62a80f00,0xbb25bfe2,0x35bdd2f6, 288 0x71126905,0xb2040222,0xb6cbcf7c,0xcd769c2b,0x53113ec0,0x1640e3d3, 289 0x38abbd60,0x2547adf0,0xba38209c,0xf746ce76,0x77afa1c5,0x20756060, 290 0x85cbfe4e,0x8ae88dd8,0x7aaaf9b0,0x4cf9aa7e,0x1948c25c,0x02fb8a8c, 291 0x01c36ae4,0xd6ebe1f9,0x90d4f869,0xa65cdea0,0x3f09252d,0xc208e69f, 292 0xb74e6132,0xce77e25b,0x578fdfe3,0x3ac372e6}; 293 294 /* Initialize s-boxes without file read. */ 295 if (len>MAXKEYBYTES) 296 len=MAXKEYBYTES; 297 298 for (i=0 ;i<256;i++){ 299 c->S[0][i]=ks0[i]; 300 c->S[1][i]=ks1[i]; 301 c->S[2][i]=ks2[i]; 302 c->S[3][i]=ks3[i]; 303 } 304 for (i=0;i<18;i++) 305 c->P[i]=0; 306 307 308 for ( i=0;i<ROUNDCOUNT+2;++i){ 309 data=0x00000000; 310 for(k=0;k<4;++k){ 311 data=(data<<8)|keybuf[j]; 312 j++; 313 if (j>=len) 314 j=0; 315 } // for k 316 c->P[i]=c->P[i]^data; 317 } //for i 318 319 data1=0x00000000; 320 datar=0x00000000; 321 322 for ( i=0;i<ROUNDCOUNT+2;i+=2){ 323 Blowfish_encipher(c,&data1,&datar); 324 c->P[i]=data1; 325 c->P[i+1]=datar; 326 } 327 328 for ( i=0;i<4;++i){ 329 for (j=0;j<256;j+=2){ 330 Blowfish_encipher(c,&data1,&datar); 331 c->S[i][j]=data1; 332 c->S[i][j+1]=datar; 333 }//for j 334 }//for i 335 336} 337 338 339void blf_enc(blf_ctx *c,unsigned int *data,int blocks){ 340 unsigned int *d; 341 int i; 342 343 d=data; 344 for (i=0;i<blocks;i++){ 345 Blowfish_encipher(c,d,d+1); 346 d+=2; 347 } 348} 349 350void blf_dec(blf_ctx *c,unsigned int *data,int blocks){ 351 unsigned int *d; 352 int i; 353 354 d=data; 355 for (i=0;i<blocks;i++){ 356 Blowfish_decipher(c,d,d+1); 357 d+=2; 358 } 359} 360 361int Blowfish_EnCode(blf_ctx *c,const char* src,char* dest,unsigned int len) 362{ 363 unsigned int i; 364 for (i=0;i<len;i++) 365 dest[i]=src[i]; 366 blf_enc(c,(unsigned int*)dest,len/8); 367 return CODE_SUCCESS; 368 369} 370 371int Blowfish_DeCode(blf_ctx *c,const char* src,char* dest,unsigned int len) 372{ 373 unsigned int i; 374 for (i=0;i<len;i++) 375 dest[i]=src[i]; 376 blf_dec(c,(unsigned int*)dest,len/8); 377 return CODE_SUCCESS; 378 379}