/*
 * Copyright (c) 2011-2012 - Mauro Carvalho Chehab
 * Copyright (c) 2012 - Andre Roth <neolynx@gmail.com>
 *
 * This program 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 version 2.1 of the License.
 *
 * This program 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, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 * Or, point your browser to http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 *
 */

#include <libdvbv5/desc_language.h>
#include <libdvbv5/dvb-fe.h>

#if __GNUC__ >= 9
#pragma GCC diagnostic ignored "-Waddress-of-packed-member"
#endif

int dvb_desc_language_init(struct dvb_v5_fe_parms *parms, const uint8_t *buf, struct dvb_desc *desc)
{
	struct dvb_desc_language *lang = (struct dvb_desc_language *) desc;
	size_t len, dlen = desc->length;

	len = sizeof(lang->language) - 1 + sizeof(lang->audio_type);

	if (len != dlen) {
		dvb_logwarn("language descriptor size is wrong: expected %zu, received %zu",
			    len, dlen);
		return -1;
	}

	lang->language[0] = buf[0];
	lang->language[1] = buf[1];
	lang->language[2] = buf[2];
	lang->language[3] = '\0';
	lang->audio_type  = buf[3];
	return 0;
}

void dvb_desc_language_print(struct dvb_v5_fe_parms *parms, const struct dvb_desc *desc)
{
	const struct dvb_desc_language *lang = (const struct dvb_desc_language *) desc;
	dvb_loginfo("|           lang: %s (type: %d)", lang->language, lang->audio_type);
}