* - For lengths < 16, transformation steps are "unrolled" using macros/defines
* - Constants used whenever possible, it's the compiler's job to sort them out
* - Padding is done on 4-byte words, and memory copied as last resort.
+ *
+ * rcracki_mt is a multithreaded implementation and fork of the original
+ * RainbowCrack
+ *
+ * Copyright 2009, 2010 Daniƫl Niggebrugge <niggebrugge@fox-it.com>
+ * Copyright 2009, 2010, 2011 James Nobis <frt@quelrod.net>
+ *
+ * This file is part of rcracki_mt.
+ *
+ * rcracki_mt is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * rcracki_mt is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with rcracki_mt. If not, see <http://www.gnu.org/licenses/>.
*/
-
-typedef unsigned int UINT4;
-
+#include "fast_md5.h"
/* MD5 defines as per RFC reference implementation */
// md5 step
#define MD5STEP(f, a, b, c, d, AC, x, s) { \
- (a) += f ((b), (c), (d)); \
+ (a) += f ((b), (c), (d)); \
(a) += (AC) + (x); \
- (a) = ROTATE_LEFT ((a), (s)); \
+ (a) = ROTATE_LEFT ((a), (s)); \
(a) += (b); \
}
#ifndef MD5_pad_w1
-static inline UINT4 MD5_pad_w1(UINT4 data)
+static inline uint32 MD5_pad_w1(uint32 data)
{
+// XXX x86 specific
__asm__ (
"movb %%al, %%cl \n\t"
"xorl %1, %1 \n\t"
#endif
#ifndef MD5_pad_w3
-static inline UINT4 MD5_pad_w3(UINT4 data)
+static inline uint32 MD5_pad_w3(uint32 data)
{
+// XXX x86 specific
__asm__ (
"roll $8, %1 \n\t"
"movb $128, %%al \n\t"
#endif
-static inline void MD5_copy_pad_block(UINT4 *dData, UINT4 *wIn, int blocklen, int len)
+static inline void MD5_copy_pad_block(uint32 *dData, uint32 *wIn, int blocklen, int len)
{
register int cl;
// fast initializer array
//__attribute__((aligned(16)))
//__declspec(align(16))
-static const UINT4 CC[4] = {Ca, Cb, Cc, Cd};
+static const uint32 CC[4] = {Ca, Cb, Cc, Cd};
*/
void fast_MD5(unsigned char *pData, int len, unsigned char *pDigest)
{
- #define wIn ((UINT4 *)pData)
- #define wOut ((UINT4 *)pDigest)
+ #define wIn ((uint32 *)pData)
+ #define wOut ((uint32 *)pDigest)
- register UINT4 a;
- register UINT4 b;
- register UINT4 c;
- register UINT4 d;
+ register uint32 a;
+ register uint32 b;
+ register uint32 c;
+ register uint32 d;
switch (len) {
case 0:
}
// data block used for padding
- UINT4 dData[16];
+ uint32 dData[16];
if (len < 56) {
// 16 < length < 56
} else {
// len >= 56
- #define wIn ((UINT4 *)pData)
+ #define wIn ((uint32 *)pData)
// original len
int tlen = len;
);
#undef wIn
- #define wIn ((UINT4 *)pData)
+ #define wIn ((uint32 *)pData)
return;
}
}