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lib/crypto: remove dependency to internal heimdal

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metze
(This used to be commit 9138fc6639)
This commit is contained in:
Stefan Metzmacher 2008-08-01 19:23:29 +02:00
parent b2023570c4
commit 112084929e
1 changed files with 21 additions and 2 deletions
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23
source4/lib/crypto/sha256.c
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@ -39,7 +39,6 @@
*/
#include "includes.h"
#include "heimdal/lib/hcrypto/hash.h"
#include "sha256.h"
#define Ch(x,y,z) (((x) & (y)) ^ ((~(x)) & (z)))
@ -148,6 +147,26 @@ calc (SHA256_CTX *m, uint32_t *in)
*/
#if !defined(WORDS_BIGENDIAN) || defined(_CRAY)
/* Vector Crays doesn't have a good 32-bit type, or more precisely,
int32_t as defined by <bind/bitypes.h> isn't 32 bits, and we don't
want to depend in being able to redefine this type. To cope with
this we have to clamp the result in some places to [0,2^32); no
need to do this on other machines. Did I say this was a mess?
*/
#ifdef _CRAY
#define CRAYFIX(X) ((X) & 0xffffffff)
#else
#define CRAYFIX(X) (X)
#endif
static inline uint32_t
cshift (uint32_t x, unsigned int n)
{
x = CRAYFIX(x);
return CRAYFIX((x << n) | (x >> (32 - n)));
}
static inline uint32_t
swap_uint32_t (uint32_t t)
{
@ -179,7 +198,7 @@ SHA256_Update (SHA256_CTX *m, const void *v, size_t len)
++m->sz[1];
offset = (old_sz / 8) % 64;
while(len > 0){
size_t l = min(len, 64 - offset);
size_t l = MIN(len, 64 - offset);
memcpy(m->save + offset, p, l);
offset += l;
p += l;