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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>
/* for message digests */
typedef struct {
gcry_md_hd_t handle;
gnutls_mac_algorithm_t algorithm;
const void *key;
int keysize;
} mac_hd_st;
typedef mac_hd_st *mac_hd_t;
typedef mac_hd_t GNUTLS_HASH_HANDLE;
#define GNUTLS_HASH_FAILED NULL
#define GNUTLS_MAC_FAILED NULL
mac_hd_t _gnutls_hmac_init(gnutls_mac_algorithm_t algorithm, const void *key,
int keylen);
#define _gnutls_hmac_get_algo_len _gnutls_hash_get_algo_len
#define _gnutls_hmac _gnutls_hash
void _gnutls_hmac_deinit(mac_hd_t handle, void *digest);
mac_hd_t _gnutls_mac_init_ssl3(gnutls_mac_algorithm_t algorithm, void *key,
int keylen);
void _gnutls_mac_deinit_ssl3(mac_hd_t handle, void *digest);
GNUTLS_HASH_HANDLE _gnutls_hash_init(gnutls_mac_algorithm_t algorithm);
int _gnutls_hash_get_algo_len(gnutls_mac_algorithm_t algorithm);
int _gnutls_hash(GNUTLS_HASH_HANDLE handle, const void *text,
size_t textlen);
void _gnutls_hash_deinit(GNUTLS_HASH_HANDLE handle, void *digest);
int _gnutls_ssl3_generate_random(void *secret, int secret_len,
void *random, int random_len, int bytes,
opaque * ret);
int _gnutls_ssl3_hash_md5(void *first, int first_len, void *second,
int second_len, int ret_len, opaque * ret);
void _gnutls_mac_deinit_ssl3_handshake(mac_hd_t handle, void *digest,
opaque * key, uint32 key_size);
GNUTLS_HASH_HANDLE _gnutls_hash_copy(GNUTLS_HASH_HANDLE handle);
#endif /* GNUTLS_HASH_INT_H */
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