1 /*
2 * Copyright (c) 2011-2012 - Mauro Carvalho Chehab
3 * Copyright (c) 2012 - Andre Roth <neolynx@gmail.com>
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU Lesser General Public License as published by
7 * the Free Software Foundation version 2.1 of the License.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 * Or, point your browser to http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
18 *
19 */
20
21 #include <libdvbv5/desc_language.h>
22 #include <libdvbv5/dvb-fe.h>
23
24 #if __GNUC__ >= 9
25 #pragma GCC diagnostic ignored "-Waddress-of-packed-member"
26 #endif
27
dvb_desc_language_init(struct dvb_v5_fe_parms * parms,const uint8_t * buf,struct dvb_desc * desc)28 int dvb_desc_language_init(struct dvb_v5_fe_parms *parms, const uint8_t *buf, struct dvb_desc *desc)
29 {
30 struct dvb_desc_language *lang = (struct dvb_desc_language *) desc;
31 size_t len, dlen = desc->length;
32
33 len = sizeof(lang->language) - 1 + sizeof(lang->audio_type);
34
35 if (len != dlen) {
36 dvb_logwarn("language descriptor size is wrong: expected %zu, received %zu",
37 len, dlen);
38 return -1;
39 }
40
41 lang->language[0] = buf[0];
42 lang->language[1] = buf[1];
43 lang->language[2] = buf[2];
44 lang->language[3] = '\0';
45 lang->audio_type = buf[3];
46 return 0;
47 }
48
dvb_desc_language_print(struct dvb_v5_fe_parms * parms,const struct dvb_desc * desc)49 void dvb_desc_language_print(struct dvb_v5_fe_parms *parms, const struct dvb_desc *desc)
50 {
51 const struct dvb_desc_language *lang = (const struct dvb_desc_language *) desc;
52 dvb_loginfo("| lang: %s (type: %d)", lang->language, lang->audio_type);
53 }
54
55