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/*
* 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 <http://www.gnu.org/licenses/>
*
*/
#ifndef AUTH_DH_COMMON
#define AUTH_DH_COMMON
#include <gnutls_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,
bigint_t p, bigint_t g,
gnutls_datum_t* psk_key);
int _gnutls_dh_common_print_server_kx (gnutls_session_t, bigint_t g,
bigint_t p, unsigned int q_bits,
gnutls_buffer_st* data);
int _gnutls_proc_dh_common_server_kx (gnutls_session_t session, uint8_t * data,
size_t _data_size);
#endif
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