/*

 * Copyright (C) 2017 Free Software Foundation, Inc.

 *

 * Author: Ander Juaristi

 *

 * 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_TLS13_PSK_EXT_PARSER_H

#define GNUTLS_LIB_TLS13_PSK_EXT_PARSER_H

struct psk_ext_parser_st {

	const unsigned char *identities_data;

	ssize_t identities_len;

	const unsigned char *binders_data;

	ssize_t binders_len;

};

typedef struct psk_ext_parser_st psk_ext_parser_st;

typedef struct psk_ext_parser_st psk_ext_iter_st;

struct psk_st {

	/* constant values */

	gnutls_datum_t identity;

	uint32_t ob_ticket_age;

};

int _gnutls13_psk_ext_parser_init(psk_ext_parser_st *p,

				  const unsigned char *data, size_t len);

inline static

void _gnutls13_psk_ext_iter_init(psk_ext_iter_st *iter,

				 const psk_ext_parser_st *p)

{

	memcpy(iter, p, sizeof(*p));

}

int _gnutls13_psk_ext_iter_next_identity(psk_ext_iter_st *iter,

					 struct psk_st *psk);

int _gnutls13_psk_ext_iter_next_binder(psk_ext_iter_st *iter,

				       gnutls_datum_t *binder);

#endif /* GNUTLS_LIB_TLS13_PSK_EXT_PARSER_H */