1 /*
2  * Copyright (c) 2013 - Andre Roth <neolynx@gmail.com>
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU Lesser General Public License as published by
6  * the Free Software Foundation version 2.1 of the License.
7  *
8  * This program is distributed in the hope that it will be useful,
9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11  * GNU Lesser General Public License for more details.
12  *
13  * You should have received a copy of the GNU Lesser General Public License
14  * along with this program; if not, write to the Free Software
15  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
16  * Or, point your browser to http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
17  *
18  * Described at ETSI EN 300 468 V1.11.1 (2010-04)
19  */
20 
21 #include <libdvbv5/desc_ca_identifier.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_ca_identifier_init(struct dvb_v5_fe_parms * parms,const uint8_t * buf,struct dvb_desc * desc)28 int dvb_desc_ca_identifier_init(struct dvb_v5_fe_parms *parms, const uint8_t *buf, struct dvb_desc *desc)
29 {
30 	struct dvb_desc_ca_identifier *d = (struct dvb_desc_ca_identifier *) desc;
31 	int i;
32 
33 	d->caid_count = d->length >> 1; /* FIXME: warn if odd */
34 	d->caids = malloc(d->length);
35 	if (!d->caids) {
36 		dvb_logerr("dvb_desc_ca_identifier_init: out of memory");
37 		return -1;
38 	}
39 	for (i = 0; i < d->caid_count; i++) {
40 		d->caids[i] = ((uint16_t *) buf)[i];
41 		bswap16(d->caids[i]);
42 	}
43 	return 0;
44 }
45 
dvb_desc_ca_identifier_print(struct dvb_v5_fe_parms * parms,const struct dvb_desc * desc)46 void dvb_desc_ca_identifier_print(struct dvb_v5_fe_parms *parms, const struct dvb_desc *desc)
47 {
48 	const struct dvb_desc_ca_identifier *d = (const struct dvb_desc_ca_identifier *) desc;
49 	int i;
50 
51 	for (i = 0; i < d->caid_count; i++)
52 		dvb_loginfo("|           caid %d            0x%04x", i, d->caids[i]);
53 }
54 
dvb_desc_ca_identifier_free(struct dvb_desc * desc)55 void dvb_desc_ca_identifier_free(struct dvb_desc *desc)
56 {
57 	struct dvb_desc_ca_identifier *d = (struct dvb_desc_ca_identifier *) desc;
58 	if (d->caids)
59 		free(d->caids);
60 }
61 
62