d3des.c

破解vnc密码的程序

        0x00108000L, 0x00000000L, 0x80008000L, 0x00008020L,
        0x80000000L, 0x80100020L, 0x80108020L, 0x00108000L };

static unsigned long 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 };

static unsigned long 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 };

static unsigned long 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 };

static unsigned long 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 };

static unsigned long 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 };

static unsigned long 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 };

static void desfunc(register unsigned long *block,register unsigned long * keys)
{
        register unsigned long fval, work, right, leftt;
        register 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[ work                & 0x3fL];
                fval |= SP5[(work >>  8) & 0x3fL];
                fval |= SP3[(work >> 16) & 0x3fL];
                fval |= SP1[(work >> 24) & 0x3fL];
                work  = right ^ *keys++;
                fval |= SP8[ work                & 0x3fL];
                fval |= SP6[(work >>  8) & 0x3fL];
                fval |= SP4[(work >> 16) & 0x3fL];
                fval |= SP2[(work >> 24) & 0x3fL];
                leftt ^= fval;
                work  = (leftt << 28) | (leftt >> 4);
                work ^= *keys++;
                fval  = SP7[ work                & 0x3fL];
                fval |= SP5[(work >>  8) & 0x3fL];
                fval |= SP3[(work >> 16) & 0x3fL];
                fval |= SP1[(work >> 24) & 0x3fL];
                work  = leftt ^ *keys++;
                fval |= SP8[ work                & 0x3fL];
                fval |= SP6[(work >>  8) & 0x3fL];
                fval |= SP4[(work >> 16) & 0x3fL];
                fval |= SP2[(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;
        }

/* Validation sets:
 *
 * Single-length key, single-length plaintext -
 * Key    : 0123 4567 89ab cdef
 * Plain  : 0123 4567 89ab cde7
 * Cipher : c957 4425 6a5e d31d
 *
 * Double-length key, single-length plaintext -
 * Key    : 0123 4567 89ab cdef fedc ba98 7654 3210
 * Plain  : 0123 4567 89ab cde7
 * Cipher : 7f1d 0a77 826b 8aff
 *
 * Double-length key, double-length plaintext -
 * Key    : 0123 4567 89ab cdef fedc ba98 7654 3210
 * Plain  : 0123 4567 89ab cdef 0123 4567 89ab cdff
 * Cipher : 27a0 8440 406a df60 278f 47cf 42d6 15d7
 *
 * Triple-length key, single-length plaintext -
 * Key    : 0123 4567 89ab cdef fedc ba98 7654 3210 89ab cdef 0123 4567
 * Plain  : 0123 4567 89ab cde7
 * Cipher : de0b 7c06 ae5e 0ed5
 *
 * Triple-length key, double-length plaintext -
 * Key    : 0123 4567 89ab cdef fedc ba98 7654 3210 89ab cdef 0123 4567
 * Plain  : 0123 4567 89ab cdef 0123 4567 89ab cdff
 * Cipher : ad0d 1b30 ac17 cf07 0ed1 1c63 81e4 4de5
 *
 * d3des V5.0a rwo 9208.07 18:44 Graven Imagery
 **********************************************************************/