diff options
| -rw-r--r-- | source3/lib/md4.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/source3/lib/md4.c b/source3/lib/md4.c index 61d5848aae..bae0091e36 100644 --- a/source3/lib/md4.c +++ b/source3/lib/md4.c @@ -24,7 +24,14 @@ It assumes that a int is at least 32 bits long */ +#if 0 static uint32 A, B, C, D; +#else +#define A (state[0]) +#define B (state[1]) +#define C (state[2]) +#define D (state[3]) +#endif static uint32 F(uint32 X, uint32 Y, uint32 Z) { @@ -52,7 +59,7 @@ static uint32 lshift(uint32 x, int s) #define ROUND3(a,b,c,d,k,s) a = lshift(a + H(b,c,d) + X[k] + (uint32)0x6ED9EBA1,s) /* this applies md4 to 64 byte chunks */ -static void mdfour64(uint32 *M) +static void mdfour64(uint32_t *state, uint32 *M) { int j; uint32 AA, BB, CC, DD; @@ -121,6 +128,7 @@ void mdfour(unsigned char *out, const unsigned char *in, int n) { unsigned char buf[128]; uint32 M[16]; + uint32 state[4]; uint32 b = n * 8; int i; @@ -131,7 +139,7 @@ void mdfour(unsigned char *out, const unsigned char *in, int n) while (n > 64) { copy64(M, in); - mdfour64(M); + mdfour64(state, M); in += 64; n -= 64; } @@ -144,13 +152,13 @@ void mdfour(unsigned char *out, const unsigned char *in, int n) if (n <= 55) { copy4(buf+56, b); copy64(M, buf); - mdfour64(M); + mdfour64(state, M); } else { copy4(buf+120, b); copy64(M, buf); - mdfour64(M); + mdfour64(state, M); copy64(M, buf+64); - mdfour64(M); + mdfour64(state, M); } for (i=0;i<128;i++) @@ -161,8 +169,6 @@ void mdfour(unsigned char *out, const unsigned char *in, int n) copy4(out+4, B); copy4(out+8, C); copy4(out+12, D); - - A = B = C = D = 0; } |