cat.h

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00001 /*****************************************************************************
00002  * cat.h
00003  * (c)2001-2007 VideoLAN
00004  * $Id: cat.h 145 2007-10-05 17:53:35Z jpsaman $
00005  *
00006  * Authors: Johann Hanne
00007  *          heavily based on pmt.h which was written by
00008  *          Arnaud de Bossoreille de Ribou <bozo@via.ecp.fr>
00009  *
00010  * This program is free software; you can redistribute it and/or
00011  * modify it under the terms of the GNU General Public License
00012  * as published by the Free Software Foundation; either version 2
00013  * of the License, or (at your option) any later version.
00014  *
00015  * This program is distributed in the hope that it will be useful,
00016  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00017  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00018  * GNU General Public License for more details.
00019  *
00020  * You should have received a copy of the GNU General Public License
00021  * along with this program; if not, write to the Free Software
00022  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
00023  *
00024  *****************************************************************************/
00025 
00038 #ifndef _DVBPSI_CAT_H_
00039 #define _DVBPSI_CAT_H_
00040 
00041 #ifdef __cplusplus
00042 extern "C" {
00043 #endif
00044 
00045 
00046 /*****************************************************************************
00047  * dvbpsi_cat_t
00048  *****************************************************************************/
00060 typedef struct dvbpsi_cat_s
00061 {
00062   uint8_t                   i_version;          
00063   int                       b_current_next;     
00065   dvbpsi_descriptor_t *     p_first_descriptor; 
00067 } dvbpsi_cat_t;
00068 
00069 
00070 /*****************************************************************************
00071  * dvbpsi_cat_callback
00072  *****************************************************************************/
00078 typedef void (* dvbpsi_cat_callback)(void* p_cb_data, dvbpsi_cat_t* p_new_cat);
00079 
00080 
00081 /*****************************************************************************
00082  * dvbpsi_AttachCAT
00083  *****************************************************************************/
00092 dvbpsi_handle dvbpsi_AttachCAT(dvbpsi_cat_callback pf_callback,
00093                                void* p_cb_data);
00094 
00095 
00096 /*****************************************************************************
00097  * dvbpsi_DetachCAT
00098  *****************************************************************************/
00107 void dvbpsi_DetachCAT(dvbpsi_handle h_dvbpsi);
00108 
00109 
00110 /*****************************************************************************
00111  * dvbpsi_InitCAT/dvbpsi_NewCAT
00112  *****************************************************************************/
00122 void dvbpsi_InitCAT(dvbpsi_cat_t* p_cat,
00123                     uint8_t i_version, int b_current_next);
00124 
00134 #define dvbpsi_NewCAT(p_cat,                                            \
00135                       i_version, b_current_next)                        \
00136 do {                                                                    \
00137   p_cat = (dvbpsi_cat_t*)malloc(sizeof(dvbpsi_cat_t));                  \
00138   if(p_cat != NULL)                                                     \
00139     dvbpsi_InitCAT(p_cat, i_version, b_current_next);                   \
00140 } while(0);
00141 
00142 
00143 /*****************************************************************************
00144  * dvbpsi_EmptyCAT/dvbpsi_DeleteCAT
00145  *****************************************************************************/
00152 void dvbpsi_EmptyCAT(dvbpsi_cat_t* p_cat);
00153 
00160 #define dvbpsi_DeleteCAT(p_cat)                                         \
00161 do {                                                                    \
00162   dvbpsi_EmptyCAT(p_cat);                                               \
00163   free(p_cat);                                                          \
00164 } while(0);
00165 
00166 
00167 /*****************************************************************************
00168  * dvbpsi_CATAddDescriptor
00169  *****************************************************************************/
00182 dvbpsi_descriptor_t* dvbpsi_CATAddDescriptor(dvbpsi_cat_t* p_cat,
00183                                              uint8_t i_tag, uint8_t i_length,
00184                                              uint8_t* p_data);
00185 
00186 
00187 /*****************************************************************************
00188  * dvbpsi_GenCATSections
00189  *****************************************************************************/
00198 dvbpsi_psi_section_t* dvbpsi_GenCATSections(dvbpsi_cat_t* p_cat);
00199 
00200 
00201 #ifdef __cplusplus
00202 };
00203 #endif
00204 
00205 #else
00206 #error "Multiple inclusions of cat.h"
00207 #endif
00208 

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