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  • Committer: Gregor Jasny
  • Date: 2014-10-01 08:14:20 UTC
  • Revision ID: git-v1:d852ba552c0ac76396298621843f5a537a33a7fc
libdvbv5: remove service_location descriptor

CC: Andre Roth <neolynx@gmail.com>
Acked-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Signed-off-by: Gregor Jasny <gjasny@googlemail.com>

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lib/libdvbv5/descriptors/desc_service_location.c
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/*
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 * Copyright (c) 2013 - Andre Roth <neolynx@gmail.com>
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 *
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 * This program is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU General Public License
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 * as published by the Free Software Foundation version 2
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 * of the License.
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program; if not, write to the Free Software
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 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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 * Or, point your browser to http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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 *
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 */
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#include <libdvbv5/desc_service_location.h>
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#include <libdvbv5/descriptors.h>
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#include <libdvbv5/dvb-fe.h>
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int dvb_desc_service_location_init(struct dvb_v5_fe_parms *parms, const uint8_t *buf, struct dvb_desc *desc)
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{
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        struct dvb_desc_service_location *service_location = (struct dvb_desc_service_location *) desc;
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        const uint8_t *endbuf = buf + desc->length;
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        ssize_t size = sizeof(struct dvb_desc_service_location) - sizeof(struct dvb_desc);
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        struct dvb_desc_service_location_element *element;
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        int i;
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        if (buf + size > endbuf) {
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                dvb_logerr("%s: short read %zd/%zd bytes", __FUNCTION__, endbuf - buf, size);
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                return -1;
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        }
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        memcpy(desc->data, buf, size);
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        bswap16(service_location->bitfield);
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        buf += size;
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        if (service_location->elements == 0)
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                return 0;
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        size = service_location->elements * sizeof(struct dvb_desc_service_location_element);
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        if (buf + size > endbuf) {
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                dvb_logerr("%s: short read %zd/%zd bytes", __FUNCTION__, endbuf - buf, size);
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                return -2;
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        }
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        service_location->element = malloc(size);
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        element = service_location->element;
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        for (i = 0; i < service_location->elements; i++) {
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                memcpy(element, buf, sizeof(struct dvb_desc_service_location_element) - 1); /* no \0 in lang */
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                buf += sizeof(struct dvb_desc_service_location_element) - 1;
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                element->language[3] = '\0';
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                bswap16(element->bitfield);
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                element++;
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        }
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        return 0;
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}
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void dvb_desc_service_location_print(struct dvb_v5_fe_parms *parms, const struct dvb_desc *desc)
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{
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        const struct dvb_desc_service_location *service_location = (const struct dvb_desc_service_location *) desc;
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        struct dvb_desc_service_location_element *element = service_location->element;
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        int i;
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        dvb_loginfo("|    pcr pid      %d", service_location->pcr_pid);
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        dvb_loginfo("|    streams:");
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        for (i = 0; i < service_location->elements; i++)
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                dvb_loginfo("|      pid %d, type %d: %s", element[i].elementary_pid, element[i].stream_type, element[i].language);
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        dvb_loginfo("|  %d elements", service_location->elements);
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}
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void dvb_desc_service_location_free(struct dvb_desc *desc)
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{
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        const struct dvb_desc_service_location *service_location = (const struct dvb_desc_service_location *) desc;
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        free(service_location->element);
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}