xref: /openbsd/lib/libcrypto/sha/sha_internal.h (revision 21724f70)
1 /*	$OpenBSD: sha_internal.h,v 1.3 2023/04/25 15:47:29 tb Exp $ */
2 /*
3  * Copyright (c) 2023 Joel Sing <jsing@openbsd.org>
4  *
5  * Permission to use, copy, modify, and distribute this software for any
6  * purpose with or without fee is hereby granted, provided that the above
7  * copyright notice and this permission notice appear in all copies.
8  *
9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16  */
17 
18 #include <openssl/sha.h>
19 
20 #ifndef HEADER_SHA_INTERNAL_H
21 #define HEADER_SHA_INTERNAL_H
22 
23 #define SHA512_224_DIGEST_LENGTH	28
24 #define SHA512_256_DIGEST_LENGTH	32
25 
26 int SHA512_224_Init(SHA512_CTX *c);
27 int SHA512_224_Update(SHA512_CTX *c, const void *data, size_t len)
28 	__attribute__ ((__bounded__(__buffer__,2,3)));
29 int SHA512_224_Final(unsigned char *md, SHA512_CTX *c);
30 
31 int SHA512_256_Init(SHA512_CTX *c);
32 int SHA512_256_Update(SHA512_CTX *c, const void *data, size_t len)
33 	__attribute__ ((__bounded__(__buffer__,2,3)));
34 int SHA512_256_Final(unsigned char *md, SHA512_CTX *c);
35 
36 #endif
37