3 * Copyright (C) 2006-2012 Sawtooth Consulting Ltd.
5 * This file is part of CyaSSL.
7 * CyaSSL is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * CyaSSL is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
23 /* code submitted by raphael.huck@efixo.com */
28 #ifndef CTAO_CRYPT_SHA256_H
29 #define CTAO_CRYPT_SHA256_H
31 #include <cyassl/ctaocrypt/types.h>
40 SHA256 = 2, /* hash type unique */
41 SHA256_BLOCK_SIZE = 64,
42 SHA256_DIGEST_SIZE = 32,
48 typedef struct Sha256 {
49 word32 buffLen; /* in bytes */
50 word32 loLen; /* length in bytes */
51 word32 hiLen; /* length in bytes */
52 word32 digest[SHA256_DIGEST_SIZE / sizeof(word32)];
53 word32 buffer[SHA256_BLOCK_SIZE / sizeof(word32)];
57 CYASSL_API void InitSha256(Sha256*);
58 CYASSL_API void Sha256Update(Sha256*, const byte*, word32);
59 CYASSL_API void Sha256Final(Sha256*, byte*);
66 #endif /* CTAO_CRYPT_SHA256_H */
67 #endif /* NO_SHA256 */