/*
* parse_si_cat.c
*
* Created by: si_desc.pl
* Created on: 20-May-2011
* Author: sdprice1
*/
// VERSION = 1.00
/*=============================================================================================*/
// USES
/*=============================================================================================*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <errno.h>
#include <ctype.h>
#include <fcntl.h>
#include <inttypes.h>
#include "parse_si_cat.h"
#include "descriptors/parse_desc.h"
/*=============================================================================================*/
// CONSTANTS
/*=============================================================================================*/
/*=============================================================================================*/
// MACROS
/*=============================================================================================*/
/*=============================================================================================*/
// FUNCTIONS
/*=============================================================================================*/
/* ----------------------------------------------------------------------- */
//
// conditional_access_section() {
// table_id 8 uimsbf
// section_syntax_indicator 1 bslbf
// '0' 1 bslbf
// reserved 2 bslbf
// section_length 12 uimsbf
// reserved 18 bslbf
// version_number 5 uimsbf
// current_next_indicator 1 bslbf
// section_number 8 uimsbf
// last_section_number 8 uimsbf
// for (i = 0; i < N; i++) {
// descriptor()
// }
// CRC_32 32 rpchof
// }
/* ----------------------------------------------------------------------- */
void print_cat(struct Section_conditional_access *cat)
{
struct list_head *item, *safe;
int end_buff_len ;
printf("Table: conditional_access [0x%02x]\n", cat->table_id) ;
printf("Length: %d\n", cat->section_length) ;
//== data ==
printf("section_syntax_indicator = %d\n", cat->section_syntax_indicator) ;
printf("version_number = %d\n", cat->version_number) ;
printf("current_next_indicator = %d\n", cat->current_next_indicator) ;
printf("section_number = %d\n", cat->section_number) ;
printf("last_section_number = %d\n", cat->last_section_number) ;
// Descriptors list
print_desc_list(&cat->descriptors_array, 1) ;
}
/* ----------------------------------------------------------------------- */
void parse_cat(struct TS_reader *tsreader, struct TS_state *tsstate, struct TS_bits *bits,
Section_handler handler, struct Section_decode_flags *flags)
{
struct Section_conditional_access cat ;
struct list_head *item, *safe;
unsigned byte ;
int end_buff_len ;
//== Parse data ==
cat.table_id = bits_get(bits, 8) ;
cat.section_syntax_indicator = bits_get(bits, 1) ;
bits_skip(bits, 1) ;
bits_skip(bits, 2) ;
cat.section_length = bits_get(bits, 12) ;
bits_skip(bits, 18) ;
cat.version_number = bits_get(bits, 5) ;
cat.current_next_indicator = bits_get(bits, 1) ;
cat.section_number = bits_get(bits, 8) ;
cat.last_section_number = bits_get(bits, 8) ;
// Descriptors
INIT_LIST_HEAD(&cat.descriptors_array);
end_buff_len = bits_len_calc(bits, -cat.section_length ) ;
while (bits->buff_len > end_buff_len)
{
enum TS_descriptor_ids desc_tag = parse_desc(&cat.descriptors_array, bits, flags->decode_descriptor) ;
}
//== Call handler ==
if (handler)
handler(tsreader, tsstate, (struct Section *)&cat, tsreader->user_data) ;
//== Tidy up ==
free_descriptors_list(&cat.descriptors_array);
}