libdvbv5
1.18.0
Library to work with Digital TV devices on Linux
lib
include
libdvbv5
pat.h
Go to the documentation of this file.
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/*
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* Copyright (c) 2011-2012 - Mauro Carvalho Chehab
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* Copyright (c) 2012 - Andre Roth <neolynx@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation version 2.1 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 Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser 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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#ifndef _PAT_H
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#define _PAT_H
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#include <stdint.h>
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#include <unistd.h>
/* ssize_t */
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#include <
libdvbv5/header.h
>
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#define DVB_TABLE_PAT 0x00
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#define DVB_TABLE_PAT_PID 0x0000
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struct
dvb_table_pat_program
{
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uint16_t
service_id
;
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union
{
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uint16_t
bitfield
;
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struct
{
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uint16_t
pid
:13;
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uint8_t
reserved
:3;
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} __attribute__((packed));
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} __attribute__((packed));
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struct
dvb_table_pat_program
*
next
;
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} __attribute__((packed));
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struct
dvb_table_pat
{
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struct
dvb_table_header
header
;
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uint16_t
programs
;
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struct
dvb_table_pat_program
*
program
;
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} __attribute__((packed));
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#define dvb_pat_program_foreach(_pgm, _pat) \
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if (_pat && _pat->program) \
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for (struct dvb_table_pat_program *_pgm = _pat->program; _pgm; _pgm = _pgm->next) \
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struct
dvb_v5_fe_parms
;
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#ifdef __cplusplus
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extern
"C"
{
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#endif
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ssize_t
dvb_table_pat_init
(
struct
dvb_v5_fe_parms
*parms,
const
uint8_t *buf,
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ssize_t buflen,
struct
dvb_table_pat
**table);
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void
dvb_table_pat_free
(
struct
dvb_table_pat
*table);
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void
dvb_table_pat_print
(
struct
dvb_v5_fe_parms
*parms,
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struct
dvb_table_pat
*table);
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#ifdef __cplusplus
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}
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#endif
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#endif
dvb_table_pat_program::bitfield
uint16_t bitfield
Definition:
pat.h:80
dvb_table_pat::program
struct dvb_table_pat_program * program
Definition:
pat.h:111
dvb_table_pat_free
void dvb_table_pat_free(struct dvb_table_pat *table)
Frees all data allocated by the PAT table parser.
dvb_table_pat_print
void dvb_table_pat_print(struct dvb_v5_fe_parms *parms, struct dvb_table_pat *table)
Prints the content of the PAT table.
dvb_table_pat_program::next
struct dvb_table_pat_program * next
Definition:
pat.h:86
dvb_table_pat
MPEG-TS PAT table.
Definition:
pat.h:108
dvb_table_pat_program::service_id
uint16_t service_id
Definition:
pat.h:78
dvb_v5_fe_parms
Keeps data needed to handle the DVB frontend.
Definition:
dvb-fe.h:117
dvb_table_pat_init
ssize_t dvb_table_pat_init(struct dvb_v5_fe_parms *parms, const uint8_t *buf, ssize_t buflen, struct dvb_table_pat **table)
Initializes and parses PAT table.
dvb_table_pat::header
struct dvb_table_header header
Definition:
pat.h:109
dvb_table_pat_program
MPEG-TS PAT program table.
Definition:
pat.h:77
dvb_table_pat_program::pid
uint16_t pid
Definition:
pat.h:82
dvb_table_pat_program::reserved
uint8_t reserved
Definition:
pat.h:83
dvb_table_header
Header of a MPEG-TS table.
Definition:
header.h:103
dvb_table_pat::programs
uint16_t programs
Definition:
pat.h:110
header.h
Provides the MPEG TS table headers.
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