/usr/include/dvbpsi/bat.h is in libdvbpsi-dev 1.3.0-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 | /*****************************************************************************
* bat.h
* Copyright (C) 2001-2011 VideoLAN
* $Id: bat.h $
*
* Authors: Zhu zhenglu <zhuzlu@gmail.com>
* heavily based on nit.h which was written by
* Johann Hanne
* Jean-Paul Saman <jpsaman@videolan.org>
*
* This library 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; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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 library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*
*****************************************************************************/
/*!
* \file bat.h
* \author Zhu zhenglu <zhuzlu@gmail.com>
* \brief Application interface for the BAT decoder.
*
* Application interface for the BAT decoder. New
* decoded BAT are sent by callback to the application. If a table
* wasn't active (b_current_next == false) and the next is the same but active
* (b_current_next == true) then the service description list is empty and should
* be caught from the previous structure.
* This is a simulation to sdt.h
*/
#ifndef _DVBPSI_BAT_H_
#define _DVBPSI_BAT_H_
#ifdef __cplusplus
extern "C" {
#endif
/*****************************************************************************
* dvbpsi_bat_ts_t
*****************************************************************************/
/*!
* \struct dvbpsi_bat_ts_s
* \brief BAT transport stream description structure.
*
* This structure is used to store a decoded BAT service description.
* (ETSI EN 300 468 V1.5.1 section 5.2.2).
*/
/*!
* \typedef struct dvbpsi_bat_ts_s dvbpsi_bat_ts_t
* \brief dvbpsi_bat_ts_t type definition.
*/
typedef struct dvbpsi_bat_ts_s
{
uint16_t i_ts_id; /*!< transport stream id */
uint16_t i_orig_network_id; /*!< original network id */
dvbpsi_descriptor_t *p_first_descriptor; /*!< descriptor list */
struct dvbpsi_bat_ts_s *p_next; /*!< next element of
the list */
} dvbpsi_bat_ts_t;
/*****************************************************************************
* dvbpsi_bat_t
*****************************************************************************/
/*!
* \struct dvbpsi_bat_s
* \brief BAT structure.
*
* This structure is used to store a decoded BAT.
* (ETSI EN 300 468 V1.5.1 section 5.2.2).
*/
/*!
* \typedef struct dvbpsi_bat_s dvbpsi_bat_t
* \brief dvbpsi_bat_t type definition.
*/
typedef struct dvbpsi_bat_s
{
uint8_t i_table_id; /*!< table id */
uint16_t i_extension; /*!< subtable id (here bouquet id) */
uint8_t i_version; /*!< version_number */
bool b_current_next; /*!< current_next_indicator */
dvbpsi_descriptor_t * p_first_descriptor; /*!< descriptor list */
dvbpsi_bat_ts_t * p_first_ts; /*!< transport stream
description list */
} dvbpsi_bat_t;
/*****************************************************************************
* dvbpsi_bat_callback
*****************************************************************************/
/*!
* \typedef void (* dvbpsi_bat_callback)(void* p_cb_data,
dvbpsi_bat_t* p_new_bat)
* \brief Callback type definition.
*/
typedef void (* dvbpsi_bat_callback)(void* p_cb_data, dvbpsi_bat_t* p_new_bat);
/*****************************************************************************
* dvbpsi_bat_attach
*****************************************************************************/
/*!
* \fn bool dvbpsi_bat_attach(dvbpsi_t *p_dvbpsi, uint8_t i_table_id,
uint16_t i_extension, dvbpsi_bat_callback pf_callback, void* p_cb_data)
* \brief Creation and initialization of a BAT decoder. It will be attached to p_dvbpsi.
* \param p_dvbpsi dvbpsi handle to Subtable demultiplexor to which the decoder is attached.
* \param i_table_id Table ID, 0x4a.
* \param i_extension Table ID extension, here bouquet ID.
* \param pf_callback function to call back on new BAT.
* \param p_cb_data private data given in argument to the callback.
* \return true on success, false on failure
*/
bool dvbpsi_bat_attach(dvbpsi_t *p_dvbpsi, uint8_t i_table_id, uint16_t i_extension,
dvbpsi_bat_callback pf_callback, void* p_cb_data);
/*****************************************************************************
* dvbpsi_bat_detach
*****************************************************************************/
/*!
* \fn void dvbpsi_bat_detach(dvbpsi_t *p_dvbpsi, uint8_t i_table_id,
uint16_t i_extension)
* \brief Destroy a BAT decoder.
* \param p_dvbpsi dvbpsi handle to Subtable demultiplexor to which the decoder is attached.
* \param i_table_id Table ID, 0x4a.
* \param i_extension Table ID extension, here bouquet ID.
* \return nothing.
*/
void dvbpsi_bat_detach(dvbpsi_t *p_dvbpsi, uint8_t i_table_id, uint16_t i_extension);
/*****************************************************************************
* dvbpsi_bat_init/dvbpsi_bat_new
*****************************************************************************/
/*!
* \fn void dvbpsi_bat_init(dvbpsi_bat_t *p_bat, uint8_t i_table_id, uint16_t i_extension,
uint8_t i_version, bool b_current_next)
* \brief Initialize a user-allocated dvbpsi_bat_t structure.
* \param p_bat pointer to the BAT structure
* \param i_table_id Table ID, 0x4a.
* \param i_extension Table ID extension, here bouquet ID.
* \param i_version BAT version
* \param b_current_next current next indicator
* \return nothing.
*/
void dvbpsi_bat_init(dvbpsi_bat_t *p_bat, uint8_t i_table_id, uint16_t i_extension,
uint8_t i_version, bool b_current_next);
/*!
* \fn dvbpsi_bat_t *dvbpsi_bat_new(uint8_t i_table_id, uint16_t i_extension,
* uint8_t i_version, bool b_current_next)
* \brief Allocate and initialize a new dvbpsi_bat_t structure.
* \param i_table_id Table ID, 0x4a.
* \param i_extension Table ID extension, here bouquet ID.
* \param i_version BAT version
* \param b_current_next current next indicator
* \return p_bat pointer to the BAT structure
*/
dvbpsi_bat_t *dvbpsi_bat_new(uint8_t i_table_id, uint16_t i_extension,
uint8_t i_version, bool b_current_next);
/*****************************************************************************
* dvbpsi_bat_empty/dvbpsi_bat_delete
*****************************************************************************/
/*!
* \fn void dvbpsi_bat_empty(dvbpsi_bat_t* p_bat)
* \brief Clean a dvbpsi_bat_t structure.
* \param p_bat pointer to the BAT structure
* \return nothing.
*/
void dvbpsi_bat_empty(dvbpsi_bat_t *p_bat);
/*!
* \fn dvbpsi_bat_delete(dvbpsi_bat_t *p_bat)
* \brief Clean and free a dvbpsi_bat_t structure.
* \param p_bat pointer to the BAT structure
* \return nothing.
*/
void dvbpsi_bat_delete(dvbpsi_bat_t *p_bat);
/*****************************************************************************
* dvbpsi_bat_descriptor_add
*****************************************************************************/
/*!
* \fn dvbpsi_descriptor_t* dvbpsi_bat_bouquet_descriptor_add(dvbpsi_bat_t* p_bat,
uint8_t i_tag,
uint8_t i_length,
uint8_t* p_data)
* \brief Add a descriptor in the BAT.
* \param p_bat pointer to the BAT structure
* \param i_tag descriptor's tag
* \param i_length descriptor's length
* \param p_data descriptor's data
* \return a pointer to the added descriptor.
*/
dvbpsi_descriptor_t* dvbpsi_bat_bouquet_descriptor_add(dvbpsi_bat_t* p_bat,
uint8_t i_tag, uint8_t i_length,
uint8_t* p_data);
/*****************************************************************************
* dvbpsi_bat_ts_add
*****************************************************************************/
/*!
* \fn dvbpsi_descriptor_t* dvbpsi_bat_ts_add(dvbpsi_bat_t* p_bat,
uint16_t i_ts_id,
uint16_t i_orig_network_id)
* \brief Add a TS description at the end of the BAT.
* \param p_bat pointer to the BAT structure
* \param i_ts_id descriptor's transport stream id
* \param i_orig_network_id descriptor's original network id
* \return a pointer to the added descriptor.
*/
dvbpsi_bat_ts_t *dvbpsi_bat_ts_add(dvbpsi_bat_t* p_bat,
uint16_t i_ts_id, uint16_t i_orig_network_id);
/*****************************************************************************
* dvbpsi_bat_ts_descriptor_add
*****************************************************************************/
/*!
* \fn dvbpsi_descriptor_t* dvbpsi_bat_ts_descriptor_add(dvbpsi_bat_ts_t *p_bat,
uint8_t i_tag,
uint8_t i_length,
uint8_t *p_data)
* \brief Add a descriptor in the BAT TS descriptors.
* \param p_bat pointer to the BAT structure
* \param i_tag descriptor number
* \param i_length length of descriptor in bytes
* \param p_data pointer to descriptor data
* \return a pointer to the added descriptor.
*/
dvbpsi_descriptor_t *dvbpsi_bat_ts_descriptor_add(dvbpsi_bat_ts_t *p_bat,
uint8_t i_tag, uint8_t i_length,
uint8_t *p_data);
/*****************************************************************************
* dvbpsi_bat_sections_generate
*****************************************************************************/
/*!
* \fn dvbpsi_psi_section_t* dvbpsi_bat_sections_generate(dvbpsi_t *p_dvbpsi, dvbpsi_bat_t* p_bat)
* \brief BAT generator
* \param p_dvbpsi handle to dvbpsi with attached decoder
* \param p_bat BAT structure
* \return a pointer to the list of generated PSI sections.
*
* Generate BAT sections based on the dvbpsi_bat_t structure.
*****************************************************************************/
dvbpsi_psi_section_t *dvbpsi_bat_sections_generate(dvbpsi_t *p_dvbpsi, dvbpsi_bat_t * p_bat);
#ifdef __cplusplus
};
#endif
#else
#error "Multiple inclusions of bat.h"
#endif
|