pat.h

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00001 /*****************************************************************************
00002  * pat.h
00003  * (c)2001-2002 VideoLAN
00004  * $Id: pat.h 103 2005-01-21 14:34:51Z massiot $
00005  *
00006  * Authors: Arnaud de Bossoreille de Ribou <bozo@via.ecp.fr>
00007  *
00008  * This program is free software; you can redistribute it and/or
00009  * modify it under the terms of the GNU General Public License
00010  * as published by the Free Software Foundation; either version 2
00011  * of the License, or (at your option) any later version.
00012  *
00013  * This program is distributed in the hope that it will be useful,
00014  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00015  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00016  * GNU General Public License for more details.
00017  *
00018  * You should have received a copy of the GNU General Public License
00019  * along with this program; if not, write to the Free Software
00020  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
00021  *
00022  *****************************************************************************/
00023 
00036 #ifndef _DVBPSI_PAT_H_
00037 #define _DVBPSI_PAT_H_
00038 
00039 #ifdef __cplusplus
00040 extern "C" {
00041 #endif
00042 
00043 
00044 /*****************************************************************************
00045  * dvbpsi_pat_program_t
00046  *****************************************************************************/
00058 typedef struct dvbpsi_pat_program_s
00059 {
00060   uint16_t                      i_number;               
00061   uint16_t                      i_pid;                  
00063   struct dvbpsi_pat_program_s * p_next;                 
00066 } dvbpsi_pat_program_t;
00067 
00068 
00069 /*****************************************************************************
00070  * dvbpsi_pat_t
00071  *****************************************************************************/
00083 typedef struct dvbpsi_pat_s
00084 {
00085   uint16_t                  i_ts_id;            
00086   uint8_t                   i_version;          
00087   int                       b_current_next;     
00089   dvbpsi_pat_program_t *    p_first_program;    
00091 } dvbpsi_pat_t;
00092 
00093 
00094 /*****************************************************************************
00095  * dvbpsi_pat_callback
00096  *****************************************************************************/
00102 typedef void (* dvbpsi_pat_callback)(void* p_cb_data, dvbpsi_pat_t* p_new_pat);
00103 
00104 
00105 /*****************************************************************************
00106  * dvbpsi_AttachPAT
00107  *****************************************************************************/
00116 dvbpsi_handle dvbpsi_AttachPAT(dvbpsi_pat_callback pf_callback,
00117                                void* p_cb_data);
00118 
00119 
00120 /*****************************************************************************
00121  * dvbpsi_DetachPAT
00122  *****************************************************************************/
00131 void dvbpsi_DetachPAT(dvbpsi_handle h_dvbpsi);
00132 
00133 
00134 /*****************************************************************************
00135  * dvbpsi_InitPAT/dvbpsi_NewPAT
00136  *****************************************************************************/
00147 void dvbpsi_InitPAT(dvbpsi_pat_t* p_pat, uint16_t i_ts_id, uint8_t i_version,
00148                     int b_current_next);
00149 
00159 #define dvbpsi_NewPAT(p_pat, i_ts_id, i_version, b_current_next)        \
00160 do {                                                                    \
00161   p_pat = (dvbpsi_pat_t*)malloc(sizeof(dvbpsi_pat_t));                  \
00162   if(p_pat != NULL)                                                     \
00163     dvbpsi_InitPAT(p_pat, i_ts_id, i_version, b_current_next);          \
00164 } while(0);
00165 
00166 
00167 /*****************************************************************************
00168  * dvbpsi_EmptyPAT/dvbpsi_DeletePAT
00169  *****************************************************************************/
00176 void dvbpsi_EmptyPAT(dvbpsi_pat_t* p_pat);
00177 
00184 #define dvbpsi_DeletePAT(p_pat)                                         \
00185 do {                                                                    \
00186   dvbpsi_EmptyPAT(p_pat);                                               \
00187   free(p_pat);                                                          \
00188 } while(0);
00189 
00190 
00191 /*****************************************************************************
00192  * dvbpsi_PATAddProgram
00193  *****************************************************************************/
00204 dvbpsi_pat_program_t* dvbpsi_PATAddProgram(dvbpsi_pat_t* p_pat,
00205                                            uint16_t i_number, uint16_t i_pid);
00206 
00207 /*****************************************************************************
00208  * dvbpsi_GenPATSections
00209  *****************************************************************************/
00221 dvbpsi_psi_section_t* dvbpsi_GenPATSections(dvbpsi_pat_t* p_pat,
00222                                             int i_max_pps);
00223 
00224 
00225 #ifdef __cplusplus
00226 };
00227 #endif
00228 
00229 #else
00230 #error "Multiple inclusions of pat.h"
00231 #endif
00232 

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