diff options
Diffstat (limited to 'd3des.c')
| -rw-r--r-- | d3des.c | 44 |
1 files changed, 17 insertions, 27 deletions
@@ -63,9 +63,8 @@ static const unsigned char pc2[48] = { 40, 51, 30, 36, 46, 54, 29, 39, 50, 44, 32, 47, 43, 48, 38, 55, 33, 52, 45, 41, 49, 35, 28, 31 }; -void deskey(key, edf) /* Thanks to James Gillogly & Phil Karn! */ -unsigned char *key; -int edf; +/* Thanks to James Gillogly & Phil Karn! */ +void deskey(unsigned char *key, int edf) { register int i, j, l, m, n; unsigned char pc1m[56], pcr[56]; @@ -100,8 +99,7 @@ int edf; return; } -static void cookey(raw1) -register unsigned long *raw1; +static void cookey(register unsigned long *raw1) { register unsigned long *cook, *raw0; unsigned long dough[32]; @@ -123,8 +121,7 @@ register unsigned long *raw1; return; } -void cpkey(into) -register unsigned long *into; +void cpkey(register unsigned long *into) { register unsigned long *from, *endp; @@ -133,8 +130,7 @@ register unsigned long *into; return; } -void usekey(from) -register unsigned long *from; +void usekey(register unsigned long *from) { register unsigned long *to, *endp; @@ -143,8 +139,7 @@ register unsigned long *from; return; } -void des(inblock, outblock) -unsigned char *inblock, *outblock; +void des(unsigned char *inblock, unsigned char *outblock) { unsigned long work[2]; @@ -154,9 +149,7 @@ unsigned char *inblock, *outblock; return; } -static void scrunch(outof, into) -register unsigned char *outof; -register unsigned long *into; +static void scrunch(register unsigned char *outof, register unsigned long *into) { *into = (*outof++ & 0xffL) << 24; *into |= (*outof++ & 0xffL) << 16; @@ -169,9 +162,7 @@ register unsigned long *into; return; } -static void unscrun(outof, into) -register unsigned long *outof; -register unsigned char *into; +static void unscrun(register unsigned long *outof, register unsigned char *into) { *into++ = (unsigned char)((*outof >> 24) & 0xffL); *into++ = (unsigned char)((*outof >> 16) & 0xffL); @@ -184,7 +175,7 @@ register unsigned char *into; return; } -static unsigned long SP1[64] = { +static const unsigned long SP1[64] = { 0x01010400L, 0x00000000L, 0x00010000L, 0x01010404L, 0x01010004L, 0x00010404L, 0x00000004L, 0x00010000L, 0x00000400L, 0x01010400L, 0x01010404L, 0x00000400L, @@ -202,7 +193,7 @@ static unsigned long SP1[64] = { 0x00000404L, 0x01000400L, 0x01000400L, 0x00000000L, 0x00010004L, 0x00010400L, 0x00000000L, 0x01010004L }; -static unsigned long SP2[64] = { +static const unsigned long SP2[64] = { 0x80108020L, 0x80008000L, 0x00008000L, 0x00108020L, 0x00100000L, 0x00000020L, 0x80100020L, 0x80008020L, 0x80000020L, 0x80108020L, 0x80108000L, 0x80000000L, @@ -220,7 +211,7 @@ static unsigned long SP2[64] = { 0x00108000L, 0x00000000L, 0x80008000L, 0x00008020L, 0x80000000L, 0x80100020L, 0x80108020L, 0x00108000L }; -static unsigned long SP3[64] = { +static const unsigned long SP3[64] = { 0x00000208L, 0x08020200L, 0x00000000L, 0x08020008L, 0x08000200L, 0x00000000L, 0x00020208L, 0x08000200L, 0x00020008L, 0x08000008L, 0x08000008L, 0x00020000L, @@ -238,7 +229,7 @@ static unsigned long SP3[64] = { 0x08020000L, 0x08000208L, 0x00000208L, 0x08020000L, 0x00020208L, 0x00000008L, 0x08020008L, 0x00020200L }; -static unsigned long SP4[64] = { +static const unsigned long SP4[64] = { 0x00802001L, 0x00002081L, 0x00002081L, 0x00000080L, 0x00802080L, 0x00800081L, 0x00800001L, 0x00002001L, 0x00000000L, 0x00802000L, 0x00802000L, 0x00802081L, @@ -256,7 +247,7 @@ static unsigned long SP4[64] = { 0x00002001L, 0x00002080L, 0x00800000L, 0x00802001L, 0x00000080L, 0x00800000L, 0x00002000L, 0x00802080L }; -static unsigned long SP5[64] = { +static const unsigned long SP5[64] = { 0x00000100L, 0x02080100L, 0x02080000L, 0x42000100L, 0x00080000L, 0x00000100L, 0x40000000L, 0x02080000L, 0x40080100L, 0x00080000L, 0x02000100L, 0x40080100L, @@ -274,7 +265,7 @@ static unsigned long SP5[64] = { 0x00080100L, 0x02000100L, 0x40000100L, 0x00080000L, 0x00000000L, 0x40080000L, 0x02080100L, 0x40000100L }; -static unsigned long SP6[64] = { +static const unsigned long SP6[64] = { 0x20000010L, 0x20400000L, 0x00004000L, 0x20404010L, 0x20400000L, 0x00000010L, 0x20404010L, 0x00400000L, 0x20004000L, 0x00404010L, 0x00400000L, 0x20000010L, @@ -292,7 +283,7 @@ static unsigned long SP6[64] = { 0x00004000L, 0x00400010L, 0x20004010L, 0x00000000L, 0x20404000L, 0x20000000L, 0x00400010L, 0x20004010L }; -static unsigned long SP7[64] = { +static const unsigned long SP7[64] = { 0x00200000L, 0x04200002L, 0x04000802L, 0x00000000L, 0x00000800L, 0x04000802L, 0x00200802L, 0x04200800L, 0x04200802L, 0x00200000L, 0x00000000L, 0x04000002L, @@ -310,7 +301,7 @@ static unsigned long SP7[64] = { 0x00000000L, 0x00200802L, 0x04200000L, 0x00000800L, 0x04000002L, 0x04000800L, 0x00000800L, 0x00200002L }; -static unsigned long SP8[64] = { +static const unsigned long SP8[64] = { 0x10001040L, 0x00001000L, 0x00040000L, 0x10041040L, 0x10000000L, 0x10001040L, 0x00000040L, 0x10000000L, 0x00040040L, 0x10040000L, 0x10041040L, 0x00041000L, @@ -328,8 +319,7 @@ static unsigned long SP8[64] = { 0x10041040L, 0x00041000L, 0x00041000L, 0x00001040L, 0x00001040L, 0x00040040L, 0x10000000L, 0x10041000L }; -static void desfunc(block, keys) -register unsigned long *block, *keys; +static void desfunc(register unsigned long *block, register unsigned long *keys) { register unsigned long fval, work, right, leftt; register int round; |