From 112084929e346c6d29b2628b54b5d4d1736d2531 Mon Sep 17 00:00:00 2001 From: Stefan Metzmacher Date: Fri, 1 Aug 2008 19:23:29 +0200 Subject: lib/crypto: remove dependency to internal heimdal metze (This used to be commit 9138fc6639fae7a5567c395254277199c89b0dcb) --- source4/lib/crypto/sha256.c | 23 +++++++++++++++++++++-- 1 file changed, 21 insertions(+), 2 deletions(-) (limited to 'source4/lib/crypto/sha256.c') diff --git a/source4/lib/crypto/sha256.c b/source4/lib/crypto/sha256.c index 70fe7a3099..a2def25814 100644 --- a/source4/lib/crypto/sha256.c +++ b/source4/lib/crypto/sha256.c @@ -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 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; -- cgit