//#include "..\SourceFile\Main.h" #include ".\des.h" #define EN0 0 /* MODE == encrypt */ #define DE1 1 /* MODE == decrypt */ void scrunch(uint8 *, uint32 *); void unscrun(uint32 *, uint8 *); void desfunc(uint32 *, uint32 *); //uint32 KnL[32] = { 0L }; //uint32 KnR[32] = { 0L }; //uint32 Kn3[32] = { 0L }; uint16 const bytebit[8] = { 0200, 0100, 040, 020, 010, 04, 02, 01 }; uint32 const bigbyte[24] = { 0x800000L, 0x400000L, 0x200000L, 0x100000L, 0x80000L, 0x40000L, 0x20000L, 0x10000L, 0x8000L, 0x4000L, 0x2000L, 0x1000L, 0x800L, 0x400L, 0x200L, 0x100L, 0x80L, 0x40L, 0x20L, 0x10L, 0x8L, 0x4L, 0x2L, 0x1L }; /* Use the key schedule specified in the Standard (ANSI X3.92-1981). */ uint8 const pc1[56] = { 56, 48, 40, 32, 24, 16, 8, 0, 57, 49, 41, 33, 25, 17, 9, 1, 58, 50, 42, 34, 26, 18, 10, 2, 59, 51, 43, 35, 62, 54, 46, 38, 30, 22, 14, 6, 61, 53, 45, 37, 29, 21, 13, 5, 60, 52, 44, 36, 28, 20, 12, 4, 27, 19, 11, 3 }; uint8 const totrot[16] = { 1,2,4,6,8,10,12,14,15,17,19,21,23,25,27,28 }; uint8 const pc2[48] = { 13, 16, 10, 23, 0, 4, 2, 27, 14, 5, 20, 9, 22, 18, 11, 3, 25, 7, 15, 6, 26, 19, 12, 1, 40, 51, 30, 36, 46, 54, 29, 39, 50, 44, 32, 47, 43, 48, 38, 55, 33, 52, 45, 41, 49, 35, 28, 31 }; //=============================== //S Box //{/*{{{*/ uint32 const SP1[64] = { 0x01010400L, 0x00000000L, 0x00010000L, 0x01010404L, 0x01010004L, 0x00010404L, 0x00000004L, 0x00010000L, 0x00000400L, 0x01010400L, 0x01010404L, 0x00000400L, 0x01000404L, 0x01010004L, 0x01000000L, 0x00000004L, 0x00000404L, 0x01000400L, 0x01000400L, 0x00010400L, 0x00010400L, 0x01010000L, 0x01010000L, 0x01000404L, 0x00010004L, 0x01000004L, 0x01000004L, 0x00010004L, 0x00000000L, 0x00000404L, 0x00010404L, 0x01000000L, 0x00010000L, 0x01010404L, 0x00000004L, 0x01010000L, 0x01010400L, 0x01000000L, 0x01000000L, 0x00000400L, 0x01010004L, 0x00010000L, 0x00010400L, 0x01000004L, 0x00000400L, 0x00000004L, 0x01000404L, 0x00010404L, 0x01010404L, 0x00010004L, 0x01010000L, 0x01000404L, 0x01000004L, 0x00000404L, 0x00010404L, 0x01010400L, 0x00000404L, 0x01000400L, 0x01000400L, 0x00000000L, 0x00010004L, 0x00010400L, 0x00000000L, 0x01010004L }; uint32 const SP2[64] = { 0x80108020L, 0x80008000L, 0x00008000L, 0x00108020L, 0x00100000L, 0x00000020L, 0x80100020L, 0x80008020L, 0x80000020L, 0x80108020L, 0x80108000L, 0x80000000L, 0x80008000L, 0x00100000L, 0x00000020L, 0x80100020L, 0x00108000L, 0x00100020L, 0x80008020L, 0x00000000L, 0x80000000L, 0x00008000L, 0x00108020L, 0x80100000L, 0x00100020L, 0x80000020L, 0x00000000L, 0x00108000L, 0x00008020L, 0x80108000L, 0x80100000L, 0x00008020L, 0x00000000L, 0x00108020L, 0x80100020L, 0x00100000L, 0x80008020L, 0x80100000L, 0x80108000L, 0x00008000L, 0x80100000L, 0x80008000L, 0x00000020L, 0x80108020L, 0x00108020L, 0x00000020L, 0x00008000L, 0x80000000L, 0x00008020L, 0x80108000L, 0x00100000L, 0x80000020L, 0x00100020L, 0x80008020L, 0x80000020L, 0x00100020L, 0x00108000L, 0x00000000L, 0x80008000L, 0x00008020L, 0x80000000L, 0x80100020L, 0x80108020L, 0x00108000L }; uint32 const SP3[64] = { 0x00000208L, 0x08020200L, 0x00000000L, 0x08020008L, 0x08000200L, 0x00000000L, 0x00020208L, 0x08000200L, 0x00020008L, 0x08000008L, 0x08000008L, 0x00020000L, 0x08020208L, 0x00020008L, 0x08020000L, 0x00000208L, 0x08000000L, 0x00000008L, 0x08020200L, 0x00000200L, 0x00020200L, 0x08020000L, 0x08020008L, 0x00020208L, 0x08000208L, 0x00020200L, 0x00020000L, 0x08000208L, 0x00000008L, 0x08020208L, 0x00000200L, 0x08000000L, 0x08020200L, 0x08000000L, 0x00020008L, 0x00000208L, 0x00020000L, 0x08020200L, 0x08000200L, 0x00000000L, 0x00000200L, 0x00020008L, 0x08020208L, 0x08000200L, 0x08000008L, 0x00000200L, 0x00000000L, 0x08020008L, 0x08000208L, 0x00020000L, 0x08000000L, 0x08020208L, 0x00000008L, 0x00020208L, 0x00020200L, 0x08000008L, 0x08020000L, 0x08000208L, 0x00000208L, 0x08020000L, 0x00020208L, 0x00000008L, 0x08020008L, 0x00020200L }; uint32 const SP4[64] = { 0x00802001L, 0x00002081L, 0x00002081L, 0x00000080L, 0x00802080L, 0x00800081L, 0x00800001L, 0x00002001L, 0x00000000L, 0x00802000L, 0x00802000L, 0x00802081L, 0x00000081L, 0x00000000L, 0x00800080L, 0x00800001L, 0x00000001L, 0x00002000L, 0x00800000L, 0x00802001L, 0x00000080L, 0x00800000L, 0x00002001L, 0x00002080L, 0x00800081L, 0x00000001L, 0x00002080L, 0x00800080L, 0x00002000L, 0x00802080L, 0x00802081L, 0x00000081L, 0x00800080L, 0x00800001L, 0x00802000L, 0x00802081L, 0x00000081L, 0x00000000L, 0x00000000L, 0x00802000L, 0x00002080L, 0x00800080L, 0x00800081L, 0x00000001L, 0x00802001L, 0x00002081L, 0x00002081L, 0x00000080L, 0x00802081L, 0x00000081L, 0x00000001L, 0x00002000L, 0x00800001L, 0x00002001L, 0x00802080L, 0x00800081L, 0x00002001L, 0x00002080L, 0x00800000L, 0x00802001L, 0x00000080L, 0x00800000L, 0x00002000L, 0x00802080L }; uint32 const SP5[64] = { 0x00000100L, 0x02080100L, 0x02080000L, 0x42000100L, 0x00080000L, 0x00000100L, 0x40000000L, 0x02080000L, 0x40080100L, 0x00080000L, 0x02000100L, 0x40080100L, 0x42000100L, 0x42080000L, 0x00080100L, 0x40000000L, 0x02000000L, 0x40080000L, 0x40080000L, 0x00000000L, 0x40000100L, 0x42080100L, 0x42080100L, 0x02000100L, 0x42080000L, 0x40000100L, 0x00000000L, 0x42000000L, 0x02080100L, 0x02000000L, 0x42000000L, 0x00080100L, 0x00080000L, 0x42000100L, 0x00000100L, 0x02000000L, 0x40000000L, 0x02080000L, 0x42000100L, 0x40080100L, 0x02000100L, 0x40000000L, 0x42080000L, 0x02080100L, 0x40080100L, 0x00000100L, 0x02000000L, 0x42080000L, 0x42080100L, 0x00080100L, 0x42000000L, 0x42080100L, 0x02080000L, 0x00000000L, 0x40080000L, 0x42000000L, 0x00080100L, 0x02000100L, 0x40000100L, 0x00080000L, 0x00000000L, 0x40080000L, 0x02080100L, 0x40000100L }; uint32 const SP6[64] = { 0x20000010L, 0x20400000L, 0x00004000L, 0x20404010L, 0x20400000L, 0x00000010L, 0x20404010L, 0x00400000L, 0x20004000L, 0x00404010L, 0x00400000L, 0x20000010L, 0x00400010L, 0x20004000L, 0x20000000L, 0x00004010L, 0x00000000L, 0x00400010L, 0x20004010L, 0x00004000L, 0x00404000L, 0x20004010L, 0x00000010L, 0x20400010L, 0x20400010L, 0x00000000L, 0x00404010L, 0x20404000L, 0x00004010L, 0x00404000L, 0x20404000L, 0x20000000L, 0x20004000L, 0x00000010L, 0x20400010L, 0x00404000L, 0x20404010L, 0x00400000L, 0x00004010L, 0x20000010L, 0x00400000L, 0x20004000L, 0x20000000L, 0x00004010L, 0x20000010L, 0x20404010L, 0x00404000L, 0x20400000L, 0x00404010L, 0x20404000L, 0x00000000L, 0x20400010L, 0x00000010L, 0x00004000L, 0x20400000L, 0x00404010L, 0x00004000L, 0x00400010L, 0x20004010L, 0x00000000L, 0x20404000L, 0x20000000L, 0x00400010L, 0x20004010L }; uint32 const SP7[64] = { 0x00200000L, 0x04200002L, 0x04000802L, 0x00000000L, 0x00000800L, 0x04000802L, 0x00200802L, 0x04200800L, 0x04200802L, 0x00200000L, 0x00000000L, 0x04000002L, 0x00000002L, 0x04000000L, 0x04200002L, 0x00000802L, 0x04000800L, 0x00200802L, 0x00200002L, 0x04000800L, 0x04000002L, 0x04200000L, 0x04200800L, 0x00200002L, 0x04200000L, 0x00000800L, 0x00000802L, 0x04200802L, 0x00200800L, 0x00000002L, 0x04000000L, 0x00200800L, 0x04000000L, 0x00200800L, 0x00200000L, 0x04000802L, 0x04000802L, 0x04200002L, 0x04200002L, 0x00000002L, 0x00200002L, 0x04000000L, 0x04000800L, 0x00200000L, 0x04200800L, 0x00000802L, 0x00200802L, 0x04200800L, 0x00000802L, 0x04000002L, 0x04200802L, 0x04200000L, 0x00200800L, 0x00000000L, 0x00000002L, 0x04200802L, 0x00000000L, 0x00200802L, 0x04200000L, 0x00000800L, 0x04000002L, 0x04000800L, 0x00000800L, 0x00200002L }; uint32 const SP8[64] = { 0x10001040L, 0x00001000L, 0x00040000L, 0x10041040L, 0x10000000L, 0x10001040L, 0x00000040L, 0x10000000L, 0x00040040L, 0x10040000L, 0x10041040L, 0x00041000L, 0x10041000L, 0x00041040L, 0x00001000L, 0x00000040L, 0x10040000L, 0x10000040L, 0x10001000L, 0x00001040L, 0x00041000L, 0x00040040L, 0x10040040L, 0x10041000L, 0x00001040L, 0x00000000L, 0x00000000L, 0x10040040L, 0x10000040L, 0x10001000L, 0x00041040L, 0x00040000L, 0x00041040L, 0x00040000L, 0x10041000L, 0x00001000L, 0x00000040L, 0x10040040L, 0x00001000L, 0x00041040L, 0x10001000L, 0x00000040L, 0x10000040L, 0x10040000L, 0x10040040L, 0x10000000L, 0x00040000L, 0x10001040L, 0x00000000L, 0x10041040L, 0x00040040L, 0x10000040L, 0x10040000L, 0x10001000L, 0x10001040L, 0x00000000L, 0x10041040L, 0x00041000L, 0x00041000L, 0x00001040L, 0x00001040L, 0x00040040L, 0x10000000L, 0x10041000L }; ///}/*}}}*/ //=============================== void MyMemCopy(uint8 * _aimMem,uint8 * _surMem,uint32 _len) {/*{{{*/ uint32 i; for(i=0;i<_len;i++) _aimMem[i]=_surMem[i]; }/*}}}*/ void MyMemSet(uint8 * _mem,uint32 _val,uint32 _len) {/*{{{*/ uint32 i; for(i=0;i<_len;i++) _mem[i]=_val; }/*}}}*/ void cookey(uint32 * raw1,uint32 * _knBuff) {/*{{{*/ uint32 * cook, * raw0; //uint32 dough[32]; int i; cook = _knBuff; for (i = 0; i < 16; i++, raw1++) { raw0 = raw1++; *cook = (*raw0 & 0x00fc0000L) << 6; *cook |= (*raw0 & 0x00000fc0L) << 10; *cook |= (*raw1 & 0x00fc0000L) >> 10; *cook++ |= (*raw1 & 0x00000fc0L) >> 6; *cook = (*raw0 & 0x0003f000L) << 12; *cook |= (*raw0 & 0x0000003fL) << 16; *cook |= (*raw1 & 0x0003f000L) >> 4; *cook++ |= (*raw1 & 0x0000003fL); } //MyMemCopy((uint8 *)_knBuff,(uint8 *)dough, 32 * 4); return; }/*}}}*/ void deskey(uint8 * key,uint32 * _knBuff,uint8 edf) {/*{{{*/ uint8 i, j, l, m, n; uint8 pc1m[56], pcr[56]; uint32 kn[32]; for (j = 0; j < 56; j++) { l = pc1[j]; m = l & 07; pc1m[j] = (key[l >> 3] & bytebit[m]) ? 1 : 0; } for (i = 0; i < 16; i++) { if (edf == DE1) m = (15 - i) << 1; else m = i << 1; n = m + 1; kn[m] = kn[n] = 0L; for (j = 0; j < 28; j++) { l = j + totrot[i]; if (l < 28) pcr[j] = pc1m[l]; else pcr[j] = pc1m[l - 28]; } for (j = 28; j < 56; j++) { l = j + totrot[i]; if (l < 56) pcr[j] = pc1m[l]; else pcr[j] = pc1m[l - 28]; } for (j = 0; j < 24; j++) { if (pcr[pc2[j]]) kn[m] |= bigbyte[j]; if (pcr[pc2[j + 24]]) kn[n] |= bigbyte[j]; } } cookey(kn,_knBuff); return; }/*}}}*/ void des(uint8 * inblock, uint8 * outblock,uint32 * _knBuff) {/*{{{*/ uint32 work[2]; scrunch(inblock, work); desfunc(work, _knBuff); unscrun(work, outblock); return; }/*}}}*/ void scrunch(uint8 * outof, uint32 * into) {/*{{{*/ uint8 * p = (uint8 *)into; p[0] = outof[3]; p[1] = outof[2]; p[2] = outof[1]; p[3] = outof[0]; p += 4; outof += 4; p[0] = outof[3]; p[1] = outof[2]; p[2] = outof[1]; p[3] = outof[0]; }/*}}}*/ void unscrun(uint32 * outof, uint8 * into) {/*{{{*/ uint8 * p = (uint8 *)outof; into[0] = p[3]; into[1] = p[2]; into[2] = p[1]; into[3] = p[0]; into += 4; p += 4; into[0] = p[3]; into[1] = p[2]; into[2] = p[1]; into[3] = p[0]; }/*}}}*/ void desfunc(uint32 * block, uint32 * keys) {/*{{{*/ uint32 fval, work, right, leftt; int round; leftt = block[0]; right = block[1]; work = ((leftt >> 4) ^ right) & 0x0f0f0f0fL; right ^= work; leftt ^= (work << 4); work = ((leftt >> 16) ^ right) & 0x0000ffffL; right ^= work; leftt ^= (work << 16); work = ((right >> 2) ^ leftt) & 0x33333333L; leftt ^= work; right ^= (work << 2); work = ((right >> 8) ^ leftt) & 0x00ff00ffL; leftt ^= work; right ^= (work << 8); right = ((right << 1) | ((right >> 31) & 1L)) & 0xffffffffL; work = (leftt ^ right) & 0xaaaaaaaaL; leftt ^= work; right ^= work; leftt = ((leftt << 1) | ((leftt >> 31) & 1L)) & 0xffffffffL; for (round = 0; round < 8; round++) { work = (right << 28) | (right >> 4); work ^= *keys++; fval = SP7[(int)(work & 0x3fL)]; fval |= SP5[(int)((work >> 8) & 0x3fL)]; fval |= SP3[(int)((work >> 16) & 0x3fL)]; fval |= SP1[(int)((work >> 24) & 0x3fL)]; work = right ^ *keys++; fval |= SP8[(int)(work & 0x3fL)]; fval |= SP6[(int)((work >> 8) & 0x3fL)]; fval |= SP4[(int)((work >> 16) & 0x3fL)]; fval |= SP2[(int)((work >> 24) & 0x3fL)]; leftt ^= fval; work = (leftt << 28) | (leftt >> 4); work ^= *keys++; fval = SP7[(int)(work & 0x3fL)]; fval |= SP5[(int)((work >> 8) & 0x3fL)]; fval |= SP3[(int)((work >> 16) & 0x3fL)]; fval |= SP1[(int)((work >> 24) & 0x3fL)]; work = leftt ^ *keys++; fval |= SP8[(int)(work & 0x3fL)]; fval |= SP6[(int)((work >> 8) & 0x3fL)]; fval |= SP4[(int)((work >> 16) & 0x3fL)]; fval |= SP2[(int)((work >> 24) & 0x3fL)]; right ^= fval; } right = (right << 31) | (right >> 1); work = (leftt ^ right) & 0xaaaaaaaaL; leftt ^= work; right ^= work; leftt = (leftt << 31) | (leftt >> 1); work = ((leftt >> 8) ^ right) & 0x00ff00ffL; right ^= work; leftt ^= (work << 8); work = ((leftt >> 2) ^ right) & 0x33333333L; right ^= work; leftt ^= (work << 2); work = ((right >> 16) ^ leftt) & 0x0000ffffL; leftt ^= work; right ^= (work << 16); work = ((right >> 4) ^ leftt) & 0x0f0f0f0fL; leftt ^= work; right ^= (work << 4); *block++ = right; *block = leftt; return; }/*}}}*/ void des2key(uint8 * hexkey,uint32 * _knBuff, uint8 mode) /* stomps on Kn3 too */ {/*{{{*/ uint8 revmod; revmod = (mode == EN0) ? DE1 : EN0; deskey(hexkey,_knBuff,mode); MyMemCopy((uint8 *)(&_knBuff[64]), (uint8 *)_knBuff, 32 * 4); // Kn3 = KnL deskey(&hexkey[8],&_knBuff[32],revmod); return; }/*}}}*/ void des3key(uint8 * hexkey, uint32 * _knBuff,uint8 mode) /* stomps on Kn3 too */ {/*{{{*/ uint8 revmod; revmod = (mode == EN0) ? DE1 : EN0; deskey(hexkey,_knBuff,mode); deskey(&hexkey[8],&_knBuff[32],revmod); deskey(&hexkey[16],&_knBuff[64],mode); return; }/*}}}*/ void Ddes(uint8 * from, uint8 * into,uint32 * _knBuff) {/*{{{*/ uint32 work[2]; scrunch(from, work); desfunc(work, _knBuff); desfunc(work, _knBuff+32); desfunc(work, _knBuff+64); unscrun(work, into); return; }/*}}}*/ void D2des(uint8 * from, uint8 * into,uint32 * _knBuff) {/*{{{*/ uint32 * right, * l1, swap; uint32 leftt[2], bufR[2]; right = bufR; l1 = &leftt[1]; scrunch(from, leftt); scrunch(&from[8], right); desfunc(leftt, _knBuff); desfunc(right, _knBuff); swap = *l1; *l1 = *right; *right = swap; desfunc(leftt, _knBuff+32); desfunc(right, _knBuff+32); swap = *l1; *l1 = *right; *right = swap; desfunc(leftt, _knBuff+64); desfunc(right, _knBuff+64); unscrun(leftt, into); unscrun(right, &into[8]); return; }/*}}}*/ void D3des(uint8 * from, uint8 * into,uint32 * _knBuff) /* amateur theatrics */ {/*{{{*/ uint32 swap, leftt[2], middl[2], right[2]; scrunch(from, leftt); scrunch(&from[8], middl); scrunch(&from[16], right); desfunc(leftt, _knBuff); desfunc(middl, _knBuff); desfunc(right, _knBuff); swap = leftt[1]; leftt[1] = middl[0]; middl[0] = swap; swap = middl[1]; middl[1] = right[0]; right[0] = swap; desfunc(leftt, _knBuff+32); desfunc(middl, _knBuff+32); desfunc(right, _knBuff+32); swap = leftt[1]; leftt[1] = middl[0]; middl[0] = swap; swap = middl[1]; middl[1] = right[0]; right[0] = swap; desfunc(leftt, _knBuff+64); desfunc(middl, _knBuff+64); desfunc(right, _knBuff+64); unscrun(leftt, into); unscrun(middl, &into[8]); unscrun(right, &into[16]); return; }/*}}}*/ #if 0 void DesOperate(uint8 * _inData,uint8 * _outData,uint8 * _key,uint32 _mode) {/*{{{*/ uint8 des_key[8]; uint8 plain[8]; uint8 encipher[8]; uint32 knBuff[32]; //MyMemSet(des_key, 0, sizeof(des_key)); //MyMemSet(plain, 0, 8); MyMemSet(encipher, 0, 8); MyMemCopy(plain, _inData, 8); //MyMemCopy(encipher, _outData, 8); MyMemCopy(des_key, _key, 8); deskey(des_key,knBuff,_mode); des(plain, encipher,knBuff); MyMemCopy(_outData, encipher, 8); }/*}}}*/ uint32 DesEncrypt(uint8 * _inData,uint8 * _outData,uint8 * _key,uint32 _len) {/*{{{*/ uint32 loops; uint32 offset; if((_len&0x07)!=0x00) return False; loops=(_len>>3); offset=0; do{ DesOperate(_inData+offset,_outData+offset,_key,EN0); loops--; offset+=8; }while(loops>0); return True; }/*}}}*/ uint32 DesDecrypt(uint8 * _inData,uint8 * _outData,uint8 * _key,uint32 _len) {/*{{{*/ uint32 loops; uint32 offset; if((_len&0x07)!=0x00) return False; loops=(_len>>3); offset=0; do{ DesOperate(_inData+offset,_outData+offset,_key,DE1); loops--; offset+=8; }while(loops>0); return True; }/*}}}*/ #else uint32 DesOperate(uint8 * _inData,uint8 * _outData,uint8 * _key, uint32 _len,uint32 _mode) {/*{{{*/ uint32 loops; uint32 offset; uint8 des_key[8]; uint8 plain[8]; uint8 encipher[8]; uint32 knBuff[32]; if((_len&0x07)!=0x00) return False; loops=(_len>>3); offset=0; MyMemCopy(des_key, _key, 8); deskey(des_key,knBuff,_mode); do{ //MyMemSet(_outData+offset, 0, 8); MyMemSet(encipher, 0, 8); MyMemCopy(plain, _inData+offset, 8); des(plain, encipher,knBuff); MyMemCopy(_outData+offset,encipher, 8); //TripleDesOperate(_inData+offset,_outData+offset,_key,EN0); loops--; offset+=8; }while(loops>0); return True; }/*}}}*/ #endif #if 0 void TripleDesOperate(uint8 * _inData,uint8 * _outData,uint8 * _key,uint32 _mode) {/*{{{*/ uint8 des_key[16]; uint8 plain[8]; uint8 encipher[8]; uint32 knBuff[32*3]; //MyMemSet(des_key, 0, sizeof(des_key)); //MyMemSet(plain, 0, 8); MyMemSet(encipher, 0, 8); MyMemCopy(plain, _inData, 8); //MyMemCopy(encipher, _outData, 8); MyMemCopy(des_key, _key, 16); des2key(des_key,knBuff,_mode); Ddes(plain, encipher,knBuff); MyMemCopy(_outData, encipher, 8); }/*}}}*/ uint32 TripleDesEncrypt(uint8 * _inData,uint8 * _outData,uint8 * _key, uint32 _len) {/*{{{*/ uint32 loops; uint32 offset; if((_len&0x07)!=0x00) return False; loops=(_len>>3); offset=0; do{ TripleDesOperate(_inData+offset,_outData+offset,_key,EN0); loops--; offset+=8; }while(loops>0); return True; }/*}}}*/ uint32 TripleDesDecrypt(uint8 * _inData,uint8 * _outData, uint8 * _key, uint32 _len) {/*{{{*/ uint32 loops; uint32 offset; if((_len&0x07)!=0x00) return False; loops=(_len>>3); offset=0; do{ TripleDesOperate(_inData+offset,_outData+offset,_key,DE1); loops--; offset+=8; }while(loops>0); return True; }/*}}}*/ #else uint32 TripleDesOperate(uint8 * _inData,uint8 * _outData,uint8 * _key, uint32 _len,uint32 _mode) {/*{{{*/ uint32 loops; uint32 offset; uint8 des_key[16]; uint8 plain[8]; uint8 encipher[8]; uint32 knBuff[32*3]; if((_len&0x07)!=0x00) return False; loops=(_len>>3); offset=0; MyMemCopy(des_key, _key, 16); des2key(des_key,knBuff,_mode); do{ //MyMemSet(_outData+offset, 0, 8); MyMemSet(encipher, 0, 8); MyMemCopy(plain, _inData+offset, 8); Ddes(plain,encipher,knBuff); MyMemCopy(_outData+offset,encipher, 8); //TripleDesOperate(_inData+offset,_outData+offset,_key,EN0); loops--; offset+=8; }while(loops>0); return True; }/*}}}*/ #endif #if 0 void TripleDesOperate3Key(uint8 * _inData,uint8 * _outData,uint8 * _key,uint32 _mode) {/*{{{*/ uint8 des_key[24]; uint8 plain[8]; uint8 encipher[8]; uint32 knBuff[32*3]; //MyMemSet(des_key, 0, sizeof(des_key)); //MyMemSet(plain, 0, 10); MyMemSet(encipher, 0, 8); MyMemCopy(plain, _inData, 8); //MyMemCopy(encipher, _outData, 8); MyMemCopy(des_key, _key, 24); des3key(des_key,knBuff,_mode); Ddes(plain, encipher,knBuff); MyMemCopy(_outData, encipher, 8); }/*}}}*/ uint32 TripleDesEncrypt3Key(uint8 * _inData,uint8 * _outData,uint8 * _key, uint32 _len) {/*{{{*/ uint32 loops; uint32 offset; if((_len&0x07)!=0x00) return False; loops=(_len>>3); offset=0; do{ TripleDesOperate3Key(_inData+offset,_outData+offset,_key,EN0); loops--; offset+=8; }while(loops>0); return True; }/*}}}*/ uint32 TripleDesDecrypt3Key(uint8 * _inData,uint8 * _outData, uint8 * _key, uint32 _len) {/*{{{*/ uint32 loops; uint32 offset; if((_len&0x07)!=0x00) return False; loops=(_len>>3); offset=0; do{ TripleDesOperate3Key(_inData+offset,_outData+offset,_key,DE1); loops--; offset+=8; }while(loops>0); return True; }/*}}}*/ #else uint32 TripleDesOperate3Key(uint8 * _inData,uint8 * _outData,uint8 * _key, uint32 _len,uint32 _mode) {/*{{{*/ uint32 loops; uint32 offset; uint8 des_key[24]; uint8 plain[8]; uint8 encipher[8]; uint32 knBuff[32*3]; if((_len&0x07)!=0x00) return False; loops=(_len>>3); offset=0; MyMemCopy(des_key, _key, 24); des3key(des_key,knBuff,_mode); do{ //MyMemSet(_outData+offset, 0, 8); MyMemSet(encipher, 0, 8); MyMemCopy(plain, _inData+offset, 8); Ddes(plain,encipher,knBuff); MyMemCopy(_outData+offset,encipher, 8); //TripleDesOperate(_inData+offset,_outData+offset,_key,EN0); loops--; offset+=8; }while(loops>0); return True; }/*}}}*/ #endif uint32 DesEncryptFunc(uint8 * _inData,uint8 *_outData,uint8 * _key,uint32 _len,uint32 _keyLen) {/*{{{*/ if(_keyLen==E_DKL_DES) return DesOperate(_inData,_outData,_key,_len,EN0); //return DesEncrypt(_inData,_outData,_key,_len); else if(_keyLen==E_DKL_TRIPLE16) return TripleDesOperate(_inData,_outData,_key,_len,EN0); //return TripleDesEncrypt(_inData,_outData,_key,_len); else if(_keyLen==E_DKL_TRIPLE24) return TripleDesOperate3Key(_inData,_outData,_key,_len,EN0); //return TripleDesEncrypt3Key(_inData,_outData,_key,_len); else return False; }/*}}}*/ uint32 DesDecryptFunc(uint8 * _inData,uint8 *_outData,uint8 * _key,uint32 _len,uint32 _keyLen) {/*{{{*/ if(_keyLen==E_DKL_DES) return DesOperate(_inData,_outData,_key,_len,DE1); //return DesDecrypt(_inData,_outData,_key,_len); else if(_keyLen==E_DKL_TRIPLE16) return TripleDesOperate(_inData,_outData,_key,_len,DE1); //return TripleDesDecrypt(_inData,_outData,_key,_len,DE1); else if(_keyLen==E_DKL_TRIPLE24) return TripleDesOperate3Key(_inData,_outData,_key,_len,DE1); //return TripleDesDecrypt3Key(_inData,_outData,_key,_len); else return False; }/*}}}*/