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/*
* Copyright (C) 2000 Nikos Mavroyanopoulos
*
* This file is part of GNUTLS.
*
* GNUTLS 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.
*
* GNUTLS 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
*/
#ifndef GNUTLS_HASH_INT_H
# define GNUTLS_HASH_INT_H
#include <gnutls_int.h>
#ifdef USE_MHASH
# include <mhash.h>
#endif
/* for message digests */
typedef struct {
#ifdef USE_MHASH
MHASH handle;
#else
GCRY_MD_HD handle;
#endif
MACAlgorithm algorithm;
void* key;
int keysize;
} GNUTLS_MAC_HANDLE_INT;
typedef GNUTLS_MAC_HANDLE_INT* GNUTLS_MAC_HANDLE;
typedef GNUTLS_MAC_HANDLE GNUTLS_HASH_HANDLE;
#define GNUTLS_HASH_FAILED NULL
#define GNUTLS_MAC_FAILED NULL
#define gnutls_mac_ssl3 gnutls_hmac
GNUTLS_MAC_HANDLE gnutls_hmac_init( MACAlgorithm algorithm, void* key, int keylen);
int gnutls_hmac_get_algo_len(MACAlgorithm algorithm);
int gnutls_hmac(GNUTLS_MAC_HANDLE handle, const void* text, int textlen);
void gnutls_hmac_deinit( GNUTLS_MAC_HANDLE handle, void* digest);
GNUTLS_MAC_HANDLE gnutls_mac_init_ssl3( MACAlgorithm algorithm, void* key, int keylen);
void gnutls_mac_deinit_ssl3( GNUTLS_MAC_HANDLE handle, void* digest);
GNUTLS_HASH_HANDLE gnutls_hash_init(MACAlgorithm algorithm);
int gnutls_hash_get_algo_len(MACAlgorithm algorithm);
int gnutls_hash(GNUTLS_HASH_HANDLE handle, const void* text, int textlen);
void gnutls_hash_deinit(GNUTLS_HASH_HANDLE handle, void* digest);
svoid *gnutls_ssl3_generate_random(void *secret, int secret_len, void *random, int random_len, int bytes);
GNUTLS_MAC_HANDLE gnutls_mac_init_ssl3_handshake(MACAlgorithm algorithm, void *key, int keylen);
void gnutls_mac_deinit_ssl3_handshake(GNUTLS_MAC_HANDLE handle, void* digest);
#endif /* GNUTLS_HASH_INT_H */
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