wolfssl/cyassl/openssl/hmac.h
2013-02-05 12:44:17 -08:00

82 lines
2.2 KiB
C

/* hmac.h
*
* Copyright (C) 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
*/
/* hmac.h defines mini hamc openssl compatibility layer
*
*/
#ifndef CYASSL_HMAC_H_
#define CYASSL_HMAC_H_
#include <cyassl/ctaocrypt/settings.h>
#ifdef YASSL_PREFIX
#include "prefix_hmac.h"
#endif
#include <cyassl/openssl/evp.h>
#include <cyassl/ctaocrypt/hmac.h>
#ifdef __cplusplus
extern "C" {
#endif
CYASSL_API unsigned char* CyaSSL_HMAC(const CYASSL_EVP_MD* evp_md,
const void* key, int key_len,
const unsigned char* d, int n, unsigned char* md,
unsigned int* md_len);
typedef struct CYASSL_HMAC_CTX {
Hmac hmac;
int type;
} CYASSL_HMAC_CTX;
CYASSL_API void CyaSSL_HMAC_Init(CYASSL_HMAC_CTX* ctx, const void* key,
int keylen, const EVP_MD* type);
CYASSL_API void CyaSSL_HMAC_Update(CYASSL_HMAC_CTX* ctx,
const unsigned char* data, int len);
CYASSL_API void CyaSSL_HMAC_Final(CYASSL_HMAC_CTX* ctx, unsigned char* hash,
unsigned int* len);
CYASSL_API void CyaSSL_HMAC_cleanup(CYASSL_HMAC_CTX* ctx);
typedef struct CYASSL_HMAC_CTX HMAC_CTX;
#define HMAC(a,b,c,d,e,f,g) CyaSSL_HMAC((a),(b),(c),(d),(e),(f),(g))
#define HMAC_Init CyaSSL_HMAC_Init
#define HMAC_Update CyaSSL_HMAC_Update
#define HMAC_Final CyaSSL_HMAC_Final
#define HMAC_cleanup CyaSSL_HMAC_cleanup
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* CYASSL_HMAC_H_ */