sdt.h

Go to the documentation of this file.

/*****************************************************************************
 * sdt.h
 * Copyright (C) 2001-2011 VideoLAN
 * $Id$
 *
 * Authors: Johan Bilien <jobi@via.ecp.fr>
 *          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
 *
 *****************************************************************************/
 
#ifndef _DVBPSI_SDT_H_
#define _DVBPSI_SDT_H_
 
#ifdef __cplusplus
extern "C" {
#endif
 
/*****************************************************************************
 * dvbpsi_sdt_service_t
 *****************************************************************************/
typedef struct dvbpsi_sdt_service_s
{
  uint16_t                  i_service_id;           
  bool                      b_eit_schedule;         
  bool                      b_eit_present;          
  uint8_t                   i_running_status;       
  bool                      b_free_ca;              
  uint16_t                  i_descriptors_length;   
  dvbpsi_descriptor_t *     p_first_descriptor;     
  struct dvbpsi_sdt_service_s * p_next;             
} dvbpsi_sdt_service_t;
 
/*****************************************************************************
 * dvbpsi_sdt_t
 *****************************************************************************/
typedef struct dvbpsi_sdt_s
{
    /* PSI table members */
    uint8_t                   i_table_id;         
    uint16_t                  i_extension;        
    /* Table specific */
    uint8_t                   i_version;          
    bool                      b_current_next;     
    uint16_t                  i_network_id;       
    dvbpsi_sdt_service_t *    p_first_service;    
} dvbpsi_sdt_t;
 
/*****************************************************************************
 * dvbpsi_sdt_callback
 *****************************************************************************/
typedef void (* dvbpsi_sdt_callback)(void* p_priv, dvbpsi_sdt_t* p_new_sdt);
 
/*****************************************************************************
 * dvbpsi_sdt_attach
 *****************************************************************************/
bool dvbpsi_sdt_attach(dvbpsi_t *p_dvbpsi, uint8_t i_table_id, uint16_t i_extension,
                      dvbpsi_sdt_callback pf_callback, void* p_priv);
 
/*****************************************************************************
 * dvbpsi_sdt_detach
 *****************************************************************************/
void dvbpsi_sdt_detach(dvbpsi_t *p_dvbpsi, uint8_t i_table_id, uint16_t i_extension);
 
/*****************************************************************************
 * dvbpsi_sdt_init/dvbpsi_NewSDT
 *****************************************************************************/
void dvbpsi_sdt_init(dvbpsi_sdt_t *p_sdt, uint8_t i_table_id, uint16_t i_extension,
                     uint8_t i_version, bool b_current_next, uint16_t i_network_id);
 
dvbpsi_sdt_t *dvbpsi_sdt_new(uint8_t i_table_id, uint16_t i_extension, uint8_t i_version,
                             bool b_current_next, uint16_t i_network_id);
 
/*****************************************************************************
 * dvbpsi_sdt_empty/dvbpsi_sdt_delete
 *****************************************************************************/
void dvbpsi_sdt_empty(dvbpsi_sdt_t *p_sdt);
 
void dvbpsi_sdt_delete(dvbpsi_sdt_t *p_sdt);
 
/*****************************************************************************
 * dvbpsi_sdt_service_add
 *****************************************************************************/
dvbpsi_sdt_service_t *dvbpsi_sdt_service_add(dvbpsi_sdt_t* p_sdt,
    uint16_t i_service_id, bool b_eit_schedule, bool b_eit_present,
    uint8_t i_running_status, bool b_free_ca);
 
/*****************************************************************************
 * dvbpsi_sdt_service_descriptor_add
 *****************************************************************************/
dvbpsi_descriptor_t *dvbpsi_sdt_service_descriptor_add(
                                               dvbpsi_sdt_service_t *p_service,
                                               uint8_t i_tag, uint8_t i_length,
                                               uint8_t *p_data);
 
/*****************************************************************************
 * dvbpsi_sdt_sections_generate
 *****************************************************************************
 * Generate SDT sections based on the dvbpsi_sdt_t structure.
 *****************************************************************************/
dvbpsi_psi_section_t *dvbpsi_sdt_sections_generate(dvbpsi_t *p_dvbpsi, dvbpsi_sdt_t * p_sdt);
 
#ifdef __cplusplus
};
#endif
 
#else
#error "Multiple inclusions of sdt.h"
#endif