/usr/include/libucsi/atsc/ett_section.h is in dvb-apps 1.1.1+rev1500-1.1+b1.
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 | /*
* section and descriptor parser
*
* Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
* Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
*
* 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 _UCSI_ATSC_ETT_SECTION_H
#define _UCSI_ATSC_ETT_SECTION_H 1
#ifdef __cplusplus
extern "C"
{
#endif
#include <libucsi/atsc/section.h>
enum atsc_etm_type {
ATSC_ETM_CHANNEL = 0x00,
ATSC_ETM_EVENT = 0x02,
};
/**
* atsc_ett_section structure.
*/
struct atsc_ett_section {
struct atsc_section_psip head;
EBIT3(uint32_t ETM_source_id :16; ,
uint32_t ETM_sub_id :14; ,
uint32_t ETM_type : 2; );
/* struct atsc_text extended_text_message */
} __ucsi_packed;
/**
* Process a atsc_ett_section.
*
* @param section Pointer to an atsc_section_psip structure.
* @return atsc_ett_section pointer, or NULL on error.
*/
struct atsc_ett_section *atsc_ett_section_codec(struct atsc_section_psip *section);
/**
* Accessor for the extended_text_message part of an atsc_ett_section.
*
* @param ett atsc_ett_section pointer.
* @return atsc_text pointer, or NULL on error.
*/
static inline struct atsc_text*
atsc_ett_section_extended_text_message(struct atsc_ett_section *ett)
{
int pos = sizeof(struct atsc_ett_section);
int len = section_ext_length(&ett->head.ext_head) - sizeof(struct atsc_ett_section);
if (len == 0)
return NULL;
return (struct atsc_text*)(((uint8_t*) ett) + pos);
}
/**
* Accessor for the extended_text_message part of an atsc_ett_section.
*
* @param ett atsc_ett_section pointer.
* @return The length.
*/
static inline int
atsc_ett_section_extended_text_message_length(struct atsc_ett_section *ett)
{
return section_ext_length(&ett->head.ext_head) - sizeof(struct atsc_ett_section);
}
#ifdef __cplusplus
}
#endif
#endif
|