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/*
 * Copyright (C) 2000-2012 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 GNUTLS_STATE_H
#define GNUTLS_STATE_H

#include <gnutls_int.h>

void _gnutls_session_cert_type_set(gnutls_session_t session,
				   gnutls_certificate_type_t);

inline static gnutls_ecc_curve_t
_gnutls_session_ecc_curve_get(gnutls_session_t session)
{
	return session->security_parameters.ecc_curve;
}

int _gnutls_session_is_ecc(gnutls_session_t session);

void
_gnutls_session_ecc_curve_set(gnutls_session_t session,
			      gnutls_ecc_curve_t c);

void
_gnutls_record_set_default_version(gnutls_session_t session,
				   unsigned char major,
				   unsigned char minor);

#include <gnutls_auth.h>

#define CHECK_AUTH(auth, ret) if (gnutls_auth_get_type(session) != auth) { \
	gnutls_assert(); \
	return ret; \
	}

#endif

int _gnutls_session_cert_type_supported(gnutls_session_t,
					gnutls_certificate_type_t);
int _gnutls_dh_set_secret_bits(gnutls_session_t session, unsigned bits);

int _gnutls_dh_set_peer_public(gnutls_session_t session, bigint_t public);
int _gnutls_dh_set_group(gnutls_session_t session, bigint_t gen,
			 bigint_t prime);

static inline int _gnutls_dh_get_min_prime_bits(gnutls_session_t session)
{
	if (session->internals.priorities.dh_prime_bits != 0)
		return session->internals.priorities.dh_prime_bits;
	else
		return gnutls_sec_param_to_pk_bits(GNUTLS_PK_DH,
						   session->internals.
						   priorities.level);
}

void _gnutls_handshake_internal_state_clear(gnutls_session_t);

int _gnutls_session_is_resumable(gnutls_session_t session);

int _gnutls_session_is_psk(gnutls_session_t session);

int _gnutls_openpgp_send_fingerprint(gnutls_session_t session);

int _gnutls_PRF(gnutls_session_t session,
		const uint8_t * secret, unsigned int secret_size,
		const char *label, int label_size,
		const uint8_t * seed, int seed_size,
		int total_bytes, void *ret);

#define DEFAULT_CERT_TYPE GNUTLS_CRT_X509