From 302ad1450e104460abd3aae60b7f40d8a88f43df Mon Sep 17 00:00:00 2001 From: Denys Vlasenko Date: Tue, 19 Oct 2010 02:16:12 +0200 Subject: libbb/hash_md5_sha: use common ctx and code for md5 and sha1/256 function old new delta sha256_process_block64 421 433 +12 md5_crypt 578 587 +9 md5_begin 43 50 +7 md5_hash 99 97 -2 sha1_end 85 82 -3 md5_end 36 31 -5 common64_end 93 86 -7 sha1_hash 97 - -97 Signed-off-by: Denys Vlasenko --- include/libbb.h | 44 ++++++++++++++------------------------------ 1 file changed, 14 insertions(+), 30 deletions(-) (limited to 'include') diff --git a/include/libbb.h b/include/libbb.h index 3c8764b5c..01dc33e63 100644 --- a/include/libbb.h +++ b/include/libbb.h @@ -1515,44 +1515,28 @@ enum { }; void FAST_FUNC read_base64(FILE *src_stream, FILE *dst_stream, int flags); -#if 1 typedef struct md5_ctx_t { - char wbuffer[64]; /* NB: always correctly aligned for uint64_t */ - uint64_t total64; - uint32_t A; - uint32_t B; - uint32_t C; - uint32_t D; -} md5_ctx_t; -#else -/* libbb/md5prime.c uses a bit different one: */ -typedef struct md5_ctx_t { - uint32_t state[4]; /* state (ABCD) */ - uint32_t count[2]; /* number of bits, modulo 2^64 (lsb first) */ - unsigned char buffer[64]; /* input buffer */ + uint8_t wbuffer[64]; /* always correctly aligned for uint64_t */ + void (*process_block)(struct md5_ctx_t*) FAST_FUNC; + uint64_t total64; /* must be directly before hash[] */ + uint32_t hash[8]; /* 4 elements for md5, 5 for sha1, 8 for sha256 */ } md5_ctx_t; -#endif +typedef struct md5_ctx_t sha1_ctx_t; +typedef struct md5_ctx_t sha256_ctx_t; +typedef struct sha512_ctx_t { + uint64_t total64[2]; /* must be directly before hash[] */ + uint64_t hash[8]; + uint8_t wbuffer[128]; /* always correctly aligned for uint64_t */ +} sha512_ctx_t; void md5_begin(md5_ctx_t *ctx) FAST_FUNC; void md5_hash(md5_ctx_t *ctx, const void *data, size_t length) FAST_FUNC; void md5_end(md5_ctx_t *ctx, void *resbuf) FAST_FUNC; -typedef struct sha1_ctx_t { - uint8_t wbuffer[64]; /* NB: always correctly aligned for uint64_t */ - uint64_t total64; /* must be directly before hash[] */ - uint32_t hash[8]; /* 5, +3 elements for sha256 */ - void (*process_block)(struct sha1_ctx_t*) FAST_FUNC; -} sha1_ctx_t; void sha1_begin(sha1_ctx_t *ctx) FAST_FUNC; -void sha1_hash(sha1_ctx_t *ctx, const void *data, size_t length) FAST_FUNC; +#define sha1_hash md5_hash void sha1_end(sha1_ctx_t *ctx, void *resbuf) FAST_FUNC; -typedef struct sha1_ctx_t sha256_ctx_t; void sha256_begin(sha256_ctx_t *ctx) FAST_FUNC; -#define sha256_hash sha1_hash -#define sha256_end sha1_end -typedef struct sha512_ctx_t { - uint64_t total64[2]; /* must be directly before hash[] */ - uint64_t hash[8]; - uint8_t wbuffer[128]; /* NB: always correctly aligned for uint64_t */ -} sha512_ctx_t; +#define sha256_hash md5_hash +#define sha256_end sha1_end void sha512_begin(sha512_ctx_t *ctx) FAST_FUNC; void sha512_hash(sha512_ctx_t *ctx, const void *buffer, size_t len) FAST_FUNC; void sha512_end(sha512_ctx_t *ctx, void *resbuf) FAST_FUNC; -- cgit v1.2.3