wolfssl/cyassl/ctaocrypt/sha512.h

65 lines
1.7 KiB
C

/* sha512.h
*
* Copyright (C) 2006-2011 Sawtooth Consulting Ltd.
*
* 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
*/
#ifdef CYASSL_SHA512
#ifndef CTAO_CRYPT_SHA512_H
#define CTAO_CRYPT_SHA512_H
#include <cyassl/ctaocrypt/types.h>
#ifdef __cplusplus
extern "C" {
#endif
/* in bytes */
enum {
SHA512 = 4, /* hash type unique */
SHA512_BLOCK_SIZE = 128,
SHA512_DIGEST_SIZE = 64,
SHA512_PAD_SIZE = 112
};
/* Sha512 digest */
typedef struct Sha512 {
word32 buffLen; /* in bytes */
word32 loLen; /* length in bytes */
word32 hiLen; /* length in bytes */
word64 digest[SHA512_DIGEST_SIZE / sizeof(word64)];
word64 buffer[SHA512_BLOCK_SIZE / sizeof(word64)];
} Sha512;
CYASSL_API void InitSha512(Sha512*);
CYASSL_API void Sha512Update(Sha512*, const byte*, word32);
CYASSL_API void Sha512Final(Sha512*, byte*);
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* CTAO_CRYPT_SHA512_H */
#endif /* CYASSL_SHA512 */