fork of cyassl-lib
Dependents: TLS_cyassl TLS_cyassl
Diff: cyassl/ctaocrypt/sha256.h
- Revision:
- 0:714293de3836
diff -r 000000000000 -r 714293de3836 cyassl/ctaocrypt/sha256.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/cyassl/ctaocrypt/sha256.h Thu Sep 05 10:33:04 2013 +0000 @@ -0,0 +1,68 @@ +/* sha256.h + * + * Copyright (C) 2006-2013 wolfSSL Inc. + * + * This file is part of CyaSSL. + * + * CyaSSL is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * CyaSSL is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA + */ + + +/* code submitted by raphael.huck@efixo.com */ + + +#ifndef NO_SHA256 + +#ifndef CTAO_CRYPT_SHA256_H +#define CTAO_CRYPT_SHA256_H + +#include <cyassl/ctaocrypt/types.h> + +#ifdef __cplusplus + extern "C" { +#endif + + +/* in bytes */ +enum { + SHA256 = 2, /* hash type unique */ + SHA256_BLOCK_SIZE = 64, + SHA256_DIGEST_SIZE = 32, + SHA256_PAD_SIZE = 56 +}; + + +/* Sha256 digest */ +typedef struct Sha256 { + word32 buffLen; /* in bytes */ + word32 loLen; /* length in bytes */ + word32 hiLen; /* length in bytes */ + word32 digest[SHA256_DIGEST_SIZE / sizeof(word32)]; + word32 buffer[SHA256_BLOCK_SIZE / sizeof(word32)]; +} Sha256; + + +CYASSL_API void InitSha256(Sha256*); +CYASSL_API void Sha256Update(Sha256*, const byte*, word32); +CYASSL_API void Sha256Final(Sha256*, byte*); + + +#ifdef __cplusplus + } /* extern "C" */ +#endif + +#endif /* CTAO_CRYPT_SHA256_H */ +#endif /* NO_SHA256 */ +