/*

 * Copyright (C) 2002-2012 Free Software Foundation, Inc.

 *

 * Author: Nikos Mavrogiannopoulos

 *

 * This file is part of GnuTLS.

 *

 * The GnuTLS is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Lesser General Public License

 * as published by the Free Software Foundation; either version 2.1 of

 * the License, or (at your option) any later version.

 *

 * This library 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

 * Lesser General Public License for more details.

 *

 * You should have received a copy of the GNU Lesser General Public License

 * along with this program.  If not, see <https://www.gnu.org/licenses/>

 *

 */

#ifndef GNUTLS_LIB_AUTH_DH_COMMON_H

#define GNUTLS_LIB_AUTH_DH_COMMON_H

#include <auth.h>

typedef struct {

	int secret_bits;

	gnutls_datum_t prime;

	gnutls_datum_t generator;

	gnutls_datum_t public_key;

} dh_info_st;

void _gnutls_free_dh_info(dh_info_st * dh);

int _gnutls_gen_dh_common_client_kx_int(gnutls_session_t,

					gnutls_buffer_st *,

					gnutls_datum_t * pskkey);

int _gnutls_gen_dh_common_client_kx(gnutls_session_t, gnutls_buffer_st *);

int _gnutls_proc_dh_common_client_kx(gnutls_session_t session,

				     uint8_t * data, size_t _data_size,

				     gnutls_datum_t * psk_key);

int _gnutls_dh_common_print_server_kx(gnutls_session_t, 

				      gnutls_buffer_st * data);

int _gnutls_proc_dh_common_server_kx(gnutls_session_t session,

				     uint8_t * data, size_t _data_size);

#endif /* GNUTLS_LIB_AUTH_DH_COMMON_H */