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vdr/libsi/headers.h

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Added 'libsi'
2003-11-22 17:56:45 +01:00
/***************************************************************************
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* *
Added 'libsi'
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* (C) 2001-03 Rolf Hakenes <hakenes@hippomi.de>, under the *
* GNU GPL with contribution of Oleg Assovski, *
* www.satmania.com *
Removed superfluous white space; added RCS Id
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* Adapted and extended by Marcel Wiesweg *
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* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
Added subtable ID and TSDT handling to 'libsi'
2004-02-20 13:54:14 +01:00
* $Id: headers.h 1.3 2004/02/20 13:49:16 kls Exp $
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* *
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***************************************************************************/
#ifndef LIBSI_HEADERS_H
#define LIBSI_HEADERS_H
#include <endian.h>
namespace SI {
typedef unsigned char u_char;
struct SectionHeader {
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u_char table_id :8;
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#if BYTE_ORDER == BIG_ENDIAN
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u_char section_syntax_indicator :1;
u_char :3;
u_char section_length_hi :4;
#else
u_char section_length_hi :4;
u_char :3;
u_char section_syntax_indicator :1;
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#endif
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u_char section_length_lo :8;
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};
struct ExtendedSectionHeader {
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u_char table_id :8;
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#if BYTE_ORDER == BIG_ENDIAN
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u_char section_syntax_indicator :1;
u_char :3;
u_char section_length_hi :4;
#else
u_char section_length_hi :4;
u_char :3;
u_char section_syntax_indicator :1;
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#endif
u_char section_length_lo :8;
u_char table_id_extension_hi :8;
u_char table_id_extension_lo :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char :2;
u_char version_number :5;
u_char current_next_indicator :1;
#else
u_char current_next_indicator :1;
u_char version_number :5;
u_char :2;
#endif
u_char section_number :8;
u_char last_section_number :8;
};
struct DescriptorHeader {
u_char descriptor_tag :8;
u_char descriptor_length :8;
};
/*
*
* ETSI ISO/IEC 13818-1 specifies SI which is referred to as PSI. The PSI
* data provides information to enable automatic configuration of the
* receiver to demultiplex and decode the various streams of programs
* within the multiplex. The PSI data is structured as four types of table.
* The tables are transmitted in sections.
*
* 1) Program Association Table (PAT):
*
* - for each service in the multiplex, the PAT indicates the location
* (the Packet Identifier (PID) values of the Transport Stream (TS)
* packets) of the corresponding Program Map Table (PMT).
* It also gives the location of the Network Information Table (NIT).
*
*/
#define PAT_LEN 8
struct pat {
u_char table_id :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char section_syntax_indicator :1;
u_char dummy :1; // has to be 0
u_char :2;
u_char section_length_hi :4;
#else
u_char section_length_hi :4;
u_char :2;
u_char dummy :1; // has to be 0
u_char section_syntax_indicator :1;
#endif
u_char section_length_lo :8;
u_char transport_stream_id_hi :8;
u_char transport_stream_id_lo :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char :2;
u_char version_number :5;
u_char current_next_indicator :1;
#else
u_char current_next_indicator :1;
u_char version_number :5;
u_char :2;
#endif
u_char section_number :8;
u_char last_section_number :8;
};
#define PAT_PROG_LEN 4
struct pat_prog {
u_char program_number_hi :8;
u_char program_number_lo :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char :3;
u_char network_pid_hi :5;
#else
u_char network_pid_hi :5;
u_char :3;
#endif
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u_char network_pid_lo :8;
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/* or program_map_pid (if prog_num=0)*/
};
/*
*
* 2) Conditional Access Table (CAT):
*
* - the CAT provides information on the CA systems used in the
* multiplex; the information is private and dependent on the CA
* system, but includes the location of the EMM stream, when
* applicable.
*
*/
#define CAT_LEN 8
struct cat {
u_char table_id :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char section_syntax_indicator :1;
u_char dummy :1; // has to be 0
u_char :2;
u_char section_length_hi :4;
#else
u_char section_length_hi :4;
u_char :2;
u_char dummy :1; // has to be 0
u_char section_syntax_indicator :1;
#endif
u_char section_length_lo :8;
u_char reserved_1 :8;
u_char reserved_2 :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char :2;
u_char version_number :5;
u_char current_next_indicator :1;
#else
u_char current_next_indicator :1;
u_char version_number :5;
u_char :2;
#endif
u_char section_number :8;
u_char last_section_number :8;
};
/*
*
* 3) Program Map Table (PMT):
*
* - the PMT identifies and indicates the locations of the streams that
* make up each service, and the location of the Program Clock
* Reference fields for a service.
*
*/
#define PMT_LEN 12
struct pmt {
u_char table_id :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char section_syntax_indicator :1;
u_char dummy :1; // has to be 0
u_char :2;
u_char section_length_hi :4;
#else
u_char section_length_hi :4;
u_char :2;
u_char dummy :1; // has to be 0
u_char section_syntax_indicator :1;
#endif
u_char section_length_lo :8;
u_char program_number_hi :8;
u_char program_number_lo :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char :2;
u_char version_number :5;
u_char current_next_indicator :1;
#else
u_char current_next_indicator :1;
u_char version_number :5;
u_char :2;
#endif
u_char section_number :8;
u_char last_section_number :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char :3;
u_char PCR_PID_hi :5;
#else
u_char PCR_PID_hi :5;
u_char :3;
#endif
u_char PCR_PID_lo :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char :4;
u_char program_info_length_hi :4;
#else
u_char program_info_length_hi :4;
u_char :4;
#endif
u_char program_info_length_lo :8;
//descriptors
};
#define PMT_INFO_LEN 5
struct pmt_info {
u_char stream_type :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char :3;
u_char elementary_PID_hi :5;
#else
u_char elementary_PID_hi :5;
u_char :3;
#endif
u_char elementary_PID_lo :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char :4;
u_char ES_info_length_hi :4;
#else
u_char ES_info_length_hi :4;
u_char :4;
#endif
u_char ES_info_length_lo :8;
// descriptors
};
/*
*
Added subtable ID and TSDT handling to 'libsi'
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* 4) Transport Stream Description Table (TSDT):
*
* - The TSDT carries a loop of descriptors that apply to
* the whole transport stream. The syntax and semantics
* of the TSDT are defined in newer versions of ISO/IEC 13818-1.
*
*/
#define TSDT_LEN 8
struct tsdt {
u_char table_id :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char section_syntax_indicator :1;
u_char dummy :1; // has to be 0
u_char :2;
u_char section_length_hi :4;
#else
u_char section_length_hi :4;
u_char :2;
u_char dummy :1; // has to be 0
u_char section_syntax_indicator :1;
#endif
u_char section_length_lo :8;
u_char :8;
u_char :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char :2;
u_char version_number :5;
u_char current_next_indicator :1;
#else
u_char current_next_indicator :1;
u_char version_number :5;
u_char :2;
#endif
u_char section_number :8;
u_char last_section_number :8;
};
/*
*
* 5) Network Information Table (NIT):
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*
* - the NIT is intended to provide information about the physical
* network. The syntax and semantics of the NIT are defined in
* ETSI EN 300 468.
*
*/
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#define NIT_LEN 10
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struct nit {
u_char table_id :8;
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#if BYTE_ORDER == BIG_ENDIAN
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u_char section_syntax_indicator :1;
u_char :3;
u_char section_length_hi :4;
#else
u_char section_length_hi :4;
u_char :3;
u_char section_syntax_indicator :1;
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#endif
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u_char section_length_lo :8;
u_char network_id_hi :8;
u_char network_id_lo :8;
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#if BYTE_ORDER == BIG_ENDIAN
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u_char :2;
u_char version_number :5;
u_char current_next_indicator :1;
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#else
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u_char current_next_indicator :1;
u_char version_number :5;
u_char :2;
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#endif
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u_char section_number :8;
u_char last_section_number :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char :4;
u_char network_descriptor_length_hi :4;
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#else
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u_char network_descriptor_length_hi :4;
u_char :4;
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#endif
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u_char network_descriptor_length_lo :8;
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/* descriptors */
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};
#define SIZE_NIT_MID 2
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struct nit_mid { // after descriptors
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#if BYTE_ORDER == BIG_ENDIAN
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u_char :4;
u_char transport_stream_loop_length_hi :4;
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#else
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u_char transport_stream_loop_length_hi :4;
u_char :4;
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#endif
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u_char transport_stream_loop_length_lo :8;
};
#define SIZE_NIT_END 4
struct nit_end {
long CRC;
};
#define NIT_TS_LEN 6
struct ni_ts {
u_char transport_stream_id_hi :8;
u_char transport_stream_id_lo :8;
u_char original_network_id_hi :8;
u_char original_network_id_lo :8;
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#if BYTE_ORDER == BIG_ENDIAN
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u_char :4;
u_char transport_descriptors_length_hi :4;
#else
u_char transport_descriptors_length_hi :4;
u_char :4;
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#endif
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u_char transport_descriptors_length_lo :8;
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/* descriptors */
};
/*
*
* In addition to the PSI, data is needed to provide identification of
* services and events for the user. In contrast with the PAT, CAT, and
* PMT of the PSI, which give information only for the multiplex in which
* they are contained (the actual multiplex), the additional information
* defined within the present document can also provide information on
* services and events carried by different multiplexes, and even on other
* networks. This data is structured as nine tables:
*
* 1) Bouquet Association Table (BAT):
*
* - the BAT provides information regarding bouquets. As well as giving
* the name of the bouquet, it provides a list of services for each
* bouquet.
*
*/
/* SEE NIT (It has the same structure but has different allowed descriptors) */
/*
*
* 2) Service Description Table (SDT):
*
* - the SDT contains data describing the services in the system e.g.
* names of services, the service provider, etc.
*
*/
#define SDT_LEN 11
struct sdt {
u_char table_id :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char section_syntax_indicator :1;
u_char :3;
u_char section_length_hi :4;
#else
u_char section_length_hi :4;
u_char :3;
u_char section_syntax_indicator :1;
#endif
u_char section_length_lo :8;
u_char transport_stream_id_hi :8;
u_char transport_stream_id_lo :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char :2;
u_char version_number :5;
u_char current_next_indicator :1;
#else
u_char current_next_indicator :1;
u_char version_number :5;
u_char :2;
#endif
u_char section_number :8;
u_char last_section_number :8;
u_char original_network_id_hi :8;
u_char original_network_id_lo :8;
u_char :8;
};
#define GetSDTTransportStreamId(x) (HILO(((sdt_t *) x)->transport_stream_id))
#define GetSDTOriginalNetworkId(x) (HILO(((sdt_t *) x)->original_network_id))
#define SDT_DESCR_LEN 5
struct sdt_descr {
u_char service_id_hi :8;
u_char service_id_lo :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char :6;
u_char eit_schedule_flag :1;
u_char eit_present_following_flag :1;
u_char running_status :3;
u_char free_ca_mode :1;
u_char descriptors_loop_length_hi :4;
#else
u_char eit_present_following_flag :1;
u_char eit_schedule_flag :1;
u_char :6;
u_char descriptors_loop_length_hi :4;
u_char free_ca_mode :1;
u_char running_status :3;
#endif
u_char descriptors_loop_length_lo :8;
};
/*
*
* 3) Event Information Table (EIT):
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*
Added 'libsi'
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* - the EIT contains data concerning events or programmes such as event
* name, start time, duration, etc.; - the use of different descriptors
* allows the transmission of different kinds of event information e.g.
* for different service types.
*
*/
#define EIT_LEN 14
struct eit {
u_char table_id :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char section_syntax_indicator :1;
u_char :3;
u_char section_length_hi :4;
#else
u_char section_length_hi :4;
u_char :3;
u_char section_syntax_indicator :1;
#endif
u_char section_length_lo :8;
u_char service_id_hi :8;
u_char service_id_lo :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char :2;
u_char version_number :5;
u_char current_next_indicator :1;
#else
u_char current_next_indicator :1;
u_char version_number :5;
u_char :2;
#endif
u_char section_number :8;
u_char last_section_number :8;
u_char transport_stream_id_hi :8;
u_char transport_stream_id_lo :8;
u_char original_network_id_hi :8;
u_char original_network_id_lo :8;
u_char segment_last_section_number :8;
Added subtable ID and TSDT handling to 'libsi'
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u_char last_table_id :8;
Added 'libsi'
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};
#define EIT_EVENT_LEN 12
struct eit_event {
u_char event_id_hi :8;
u_char event_id_lo :8;
u_char mjd_hi :8;
u_char mjd_lo :8;
u_char start_time_h :8;
u_char start_time_m :8;
u_char start_time_s :8;
u_char duration_h :8;
u_char duration_m :8;
u_char duration_s :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char running_status :3;
u_char free_ca_mode :1;
u_char descriptors_loop_length_hi :4;
#else
u_char descriptors_loop_length_hi :4;
u_char free_ca_mode :1;
u_char running_status :3;
#endif
u_char descriptors_loop_length_lo :8;
};
/*
*
* 4) Running Status Table (RST):
*
* - the RST gives the status of an event (running/not running). The RST
* updates this information and allows timely automatic switching to
* events.
*
*/
struct rst {
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u_char table_id :8;
Added 'libsi'
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#if BYTE_ORDER == BIG_ENDIAN
u_char section_syntax_indicator :1;
u_char :3;
u_char section_length_hi :4;
#else
u_char section_length_hi :4;
u_char :3;
u_char section_syntax_indicator :1;
#endif
u_char section_length_lo :8;
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};
Added 'libsi'
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struct rst_info {
u_char transport_stream_id_hi :8;
u_char transport_stream_id_lo :8;
u_char original_network_id_hi :8;
u_char original_network_id_lo :8;
u_char service_id_hi :8;
u_char service_id_lo :8;
u_char event_id_hi :8;
u_char event_id_lo :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char :5;
u_char running_status :3;
#else
u_char running_status :3;
u_char :5;
#endif
};
/*
*
* 5) Time and Date Table (TDT):
*
* - the TDT gives information relating to the present time and date.
* This information is given in a separate table due to the frequent
* updating of this information.
*
*/
#define TDT_LEN 8
struct tdt {
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u_char table_id :8;
Added 'libsi'
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#if BYTE_ORDER == BIG_ENDIAN
u_char section_syntax_indicator :1;
u_char :3;
u_char section_length_hi :4;
#else
u_char section_length_hi :4;
u_char :3;
u_char section_syntax_indicator :1;
#endif
u_char section_length_lo :8;
u_char utc_mjd_hi :8;
u_char utc_mjd_lo :8;
u_char utc_time_h :8;
u_char utc_time_m :8;
u_char utc_time_s :8;
};
/*
*
* 6) Time Offset Table (TOT):
*
* - the TOT gives information relating to the present time and date and
* local time offset. This information is given in a separate table due
* to the frequent updating of the time information.
*
*/
#define TOT_LEN 10
struct tot {
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u_char table_id :8;
Added 'libsi'
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#if BYTE_ORDER == BIG_ENDIAN
u_char section_syntax_indicator :1;
u_char :3;
u_char section_length_hi :4;
#else
u_char section_length_hi :4;
u_char :3;
u_char section_syntax_indicator :1;
#endif
u_char section_length_lo :8;
u_char utc_mjd_hi :8;
u_char utc_mjd_lo :8;
u_char utc_time_h :8;
u_char utc_time_m :8;
u_char utc_time_s :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char :4;
u_char descriptors_loop_length_hi :4;
#else
u_char descriptors_loop_length_hi :4;
u_char :4;
#endif
u_char descriptors_loop_length_lo :8;
};
/*
*
* 7) Stuffing Table (ST):
*
* - the ST is used to invalidate existing sections, for example at
* delivery system boundaries.
*
*/
/* TO BE DONE */
/*
*
* 8) Selection Information Table (SIT):
*
* - the SIT is used only in "partial" (i.e. recorded) bitstreams. It
* carries a summary of the SI information required to describe the
* streams in the partial bitstream.
*
*/
/* TO BE DONE */
/*
*
* 9) Discontinuity Information Table (DIT):
*
* - the DIT is used only in "partial" (i.e. recorded) bitstreams.
* It is inserted where the SI information in the partial bitstream may
* be discontinuous. Where applicable the use of descriptors allows a
* flexible approach to the organization of the tables and allows for
* future compatible extensions.
*
*/
/* TO BE DONE */
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/*
*
* 3) Application Information Table (AIT):
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*
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* - the AIT contains data concerning MHP application broadcast by a service.
*
*/
#define AIT_LEN 10
struct ait {
u_char table_id :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char section_syntax_indicator :1;
u_char :3;
u_char section_length_hi :4;
#else
u_char section_length_hi :4;
u_char :3;
u_char section_syntax_indicator :1;
#endif
u_char section_length_lo :8;
u_char application_type_hi :8;
u_char application_type_lo :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char :2;
u_char version_number :5;
u_char current_next_indicator :1;
#else
u_char current_next_indicator :1;
u_char version_number :5;
u_char :2;
#endif
u_char section_number :8;
u_char last_section_number :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char :4;
u_char common_descriptors_length_hi :4;
#else
u_char common_descriptors_length_hi :4;
u_char :4;
#endif
u_char common_descriptors_length_lo :8;
};
#define SIZE_AIT_MID 2
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struct ait_mid { // after descriptors
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#if BYTE_ORDER == BIG_ENDIAN
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u_char :4;
u_char application_loop_length_hi :4;
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#else
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u_char application_loop_length_hi :4;
u_char :4;
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#endif
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u_char application_loop_length_lo :8;
};
#define SIZE_AIT_END 4
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struct ait_end {
long CRC;
};
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#define AIT_APP_LEN 9
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struct ait_app {
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//how to deal with 32 bit fields?
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u_char organisation_id_hi_hi :8;
u_char organisation_id_hi_lo :8;
u_char organisation_id_lo_hi :8;
u_char organisation_id_lo_lo :8;
Added 'libsi'
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//long organisation_id :32;
u_char application_id_hi :8;
u_char application_id_lo :8;
u_char application_control_code :8;
#if BYTE_ORDER == BIG_ENDIAN
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u_char :4;
u_char application_descriptors_length_hi :4;
#else
u_char application_descriptors_length_hi :4;
u_char :4;
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#endif
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u_char application_descriptors_length_lo :8;
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/* descriptors */
};
/*
*
* The following describes the different descriptors that can be used within
* the SI.
*
* The following semantics apply to all the descriptors defined in this
* subclause:
*
* descriptor_tag: The descriptor tag is an 8-bit field which identifies
* each descriptor. Those values with MPEG-2 normative
* meaning are described in ISO/IEC 13818-1. The values of
* descriptor_tag are defined in 'libsi.h'
* descriptor_length: The descriptor length is an 8-bit field specifying the
* total number of bytes of the data portion of the
* descriptor following the byte defining the value of
* this field.
*
*/
#define DESCR_GEN_LEN 2
struct descr_gen {
u_char descriptor_tag :8;
u_char descriptor_length :8;
};
#define GetDescriptorTag(x) (((descr_gen_t *) x)->descriptor_tag)
#define GetDescriptorLength(x) (((descr_gen_t *) x)->descriptor_length+DESCR_GEN_LEN)
/* 0x09 ca_descriptor */
#define DESCR_CA_LEN 6
struct descr_ca {
u_char descriptor_tag :8;
u_char descriptor_length :8;
u_char CA_type_hi :8;
u_char CA_type_lo :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char reserved :3;
u_char CA_PID_hi :5;
#else
u_char CA_PID_hi :5;
u_char reserved :3;
#endif
u_char CA_PID_lo :8;
};
/* 0x0A iso_639_language_descriptor */
#define DESCR_ISO_639_LANGUAGE_LEN 5
struct descr_iso_639_language {
u_char descriptor_tag :8;
u_char descriptor_length :8;
u_char lang_code1 :8;
u_char lang_code2 :8;
u_char lang_code3 :8;
};
/* 0x13 carousel_identifier_descriptor */
#define DESCR_CAROUSEL_IDENTIFIER_LEN 7
struct descr_carousel_identifier {
u_char descriptor_tag :8;
u_char descriptor_length :8;
u_char carousel_id_hi_hi :8;
u_char carousel_id_hi_lo :8;
u_char carousel_id_lo_hi :8;
u_char carousel_id_lo_lo :8;
u_char FormatId :8;
/* FormatSpecifier follows */
};
/* 0x40 network_name_descriptor */
#define DESCR_NETWORK_NAME_LEN 2
struct descr_network_name {
u_char descriptor_tag :8;
u_char descriptor_length :8;
};
/* 0x41 service_list_descriptor */
#define DESCR_SERVICE_LIST_LEN 2
struct descr_service_list {
u_char descriptor_tag :8;
u_char descriptor_length :8;
};
#define DESCR_SERVICE_LIST_LOOP_LEN 3
struct descr_service_list_loop {
u_char service_id_hi :8;
u_char service_id_lo :8;
u_char service_type :8;
};
/* 0x42 stuffing_descriptor */
#define DESCR_STUFFING_LEN XX
struct descr_stuffing {
u_char descriptor_tag :8;
u_char descriptor_length :8;
/* TBD */
};
/* 0x43 satellite_delivery_system_descriptor */
#define DESCR_SATELLITE_DELIVERY_SYSTEM_LEN 13
struct descr_satellite_delivery_system {
u_char descriptor_tag :8;
u_char descriptor_length :8;
u_char frequency_hi_hi :8;
u_char frequency_hi_lo :8;
u_char frequency_lo_hi :8;
u_char frequency_lo_lo :8;
u_char orbital_position_hi :8;
u_char orbital_position_lo :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char west_east_flag :1;
u_char polarization :2;
u_char modulation :5;
#else
u_char modulation :5;
u_char polarization :2;
u_char west_east_flag :1;
#endif
u_char symbol_rate_hi_hi :8;
u_char symbol_rate_hi_lo :8;
u_char symbol_rate_lo_1 :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char symbol_rate_lo_2 :4;
u_char fec_inner :4;
#else
u_char fec_inner :4;
u_char symbol_rate_lo_2 :4;
#endif
};
/* 0x44 cable_delivery_system_descriptor */
#define DESCR_CABLE_DELIVERY_SYSTEM_LEN 13
struct descr_cable_delivery_system {
u_char descriptor_tag :8;
u_char descriptor_length :8;
u_char frequency_hi_hi :8;
u_char frequency_hi_lo :8;
u_char frequency_lo_hi :8;
u_char frequency_lo_lo :8;
u_char reserved1 :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char reserved2 :4;
u_char fec_outer :4;
#else
u_char fec_outer :4;
u_char reserved2 :4;
#endif
u_char modulation :8;
u_char symbol_rate_hi_hi :8;
u_char symbol_rate_hi_lo :8;
u_char symbol_rate_lo_1 :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char symbol_rate_lo_2 :4;
u_char fec_inner :4;
#else
u_char fec_inner :4;
u_char symbol_rate_lo_2 :4;
#endif
};
/* 0x45 vbi_data_descriptor */
#define DESCR_VBI_DATA_LEN XX
struct descr_vbi_data {
u_char descriptor_tag :8;
u_char descriptor_length :8;
/* TBD */
};
/* 0x46 vbi_teletext_descriptor */
#define DESCR_VBI_TELETEXT_LEN XX
struct descr_vbi_teletext {
u_char descriptor_tag :8;
u_char descriptor_length :8;
/* TBD */
};
/* 0x47 bouquet_name_descriptor */
#define DESCR_BOUQUET_NAME_LEN 2
struct descr_bouquet_name {
u_char descriptor_tag :8;
u_char descriptor_length :8;
};
/* 0x48 service_descriptor */
#define DESCR_SERVICE_LEN 4
struct descr_service {
u_char descriptor_tag :8;
u_char descriptor_length :8;
u_char service_type :8;
u_char provider_name_length :8;
};
struct descr_service_mid {
u_char service_name_length :8;
};
/* 0x49 country_availability_descriptor */
#define DESCR_COUNTRY_AVAILABILITY_LEN 3
struct descr_country_availability {
u_char descriptor_tag :8;
u_char descriptor_length :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char country_availability_flag :1;
u_char reserved :7;
#else
u_char reserved :7;
u_char country_availability_flag :1;
#endif
};
/* 0x4A linkage_descriptor */
#define DESCR_LINKAGE_LEN 9
struct descr_linkage {
u_char descriptor_tag :8;
u_char descriptor_length :8;
u_char transport_stream_id_hi :8;
u_char transport_stream_id_lo :8;
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u_char original_network_id_hi :8;
u_char original_network_id_lo :8;
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u_char service_id_hi :8;
u_char service_id_lo :8;
u_char linkage_type :8;
};
/* 0x4B nvod_reference_descriptor */
#define DESCR_NVOD_REFERENCE_LEN 2
struct descr_nvod_reference {
u_char descriptor_tag :8;
u_char descriptor_length :8;
};
#define ITEM_NVOD_REFERENCE_LEN 6
struct item_nvod_reference {
u_char transport_stream_id_hi :8;
u_char transport_stream_id_lo :8;
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u_char original_network_id_hi :8;
u_char original_network_id_lo :8;
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u_char service_id_hi :8;
u_char service_id_lo :8;
};
/* 0x4C time_shifted_service_descriptor */
#define DESCR_TIME_SHIFTED_SERVICE_LEN 4
struct descr_time_shifted_service {
u_char descriptor_tag :8;
u_char descriptor_length :8;
u_char reference_service_id_hi :8;
u_char reference_service_id_lo :8;
};
/* 0x4D short_event_descriptor */
#define DESCR_SHORT_EVENT_LEN 6
struct descr_short_event {
u_char descriptor_tag :8;
u_char descriptor_length :8;
u_char lang_code1 :8;
u_char lang_code2 :8;
u_char lang_code3 :8;
u_char event_name_length :8;
};
struct descr_short_event_mid {
u_char text_length :8;
};
/* 0x4E extended_event_descriptor */
#define DESCR_EXTENDED_EVENT_LEN 7
struct descr_extended_event {
u_char descriptor_tag :8;
u_char descriptor_length :8;
/* TBD */
#if BYTE_ORDER == BIG_ENDIAN
u_char descriptor_number :4;
u_char last_descriptor_number :4;
#else
u_char last_descriptor_number :4;
u_char descriptor_number :4;
#endif
u_char lang_code1 :8;
u_char lang_code2 :8;
u_char lang_code3 :8;
u_char length_of_items :8;
};
struct descr_extended_event_mid {
u_char text_length :8;
};
#define ITEM_EXTENDED_EVENT_LEN 1
struct item_extended_event {
u_char item_description_length :8;
};
struct item_extended_event_mid {
u_char item_length :8;
};
/* 0x4F time_shifted_event_descriptor */
#define DESCR_TIME_SHIFTED_EVENT_LEN 6
struct descr_time_shifted_event {
u_char descriptor_tag :8;
u_char descriptor_length :8;
u_char reference_service_id_hi :8;
u_char reference_service_id_lo :8;
u_char reference_event_id_hi :8;
u_char reference_event_id_lo :8;
};
/* 0x50 component_descriptor */
#define DESCR_COMPONENT_LEN 8
struct descr_component {
u_char descriptor_tag :8;
u_char descriptor_length :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char reserved :4;
u_char stream_content :4;
#else
u_char stream_content :4;
u_char reserved :4;
#endif
u_char component_type :8;
u_char component_tag :8;
u_char lang_code1 :8;
u_char lang_code2 :8;
u_char lang_code3 :8;
};
/* 0x51 mosaic_descriptor */
#define DESCR_MOSAIC_LEN XX
struct descr_mosaic {
u_char descriptor_tag :8;
u_char descriptor_length :8;
/* TBD */
};
/* 0x52 stream_identifier_descriptor */
#define DESCR_STREAM_IDENTIFIER_LEN 3
struct descr_stream_identifier {
u_char descriptor_tag :8;
u_char descriptor_length :8;
u_char component_tag :8;
};
/* 0x53 ca_identifier_descriptor */
#define DESCR_CA_IDENTIFIER_LEN 2
struct descr_ca_identifier {
u_char descriptor_tag :8;
u_char descriptor_length :8;
};
/* 0x54 content_descriptor */
#define DESCR_CONTENT_LEN 2
struct descr_content {
u_char descriptor_tag :8;
u_char descriptor_length :8;
};
struct nibble_content {
#if BYTE_ORDER == BIG_ENDIAN
u_char content_nibble_level_1 :4;
u_char content_nibble_level_2 :4;
#else
u_char content_nibble_level_2 :4;
u_char content_nibble_level_1 :4;
#endif
#if BYTE_ORDER == BIG_ENDIAN
u_char user_nibble_1 :4;
u_char user_nibble_2 :4;
#else
u_char user_nibble_2 :4;
u_char user_nibble_1 :4;
#endif
};
/* 0x55 parental_rating_descriptor */
#define DESCR_PARENTAL_RATING_LEN 2
struct descr_parental_rating {
u_char descriptor_tag :8;
u_char descriptor_length :8;
};
#define PARENTAL_RATING_LEN 4
struct parental_rating {
u_char lang_code1 :8;
u_char lang_code2 :8;
u_char lang_code3 :8;
u_char rating :8;
};
/* 0x56 teletext_descriptor */
#define DESCR_TELETEXT_LEN 2
struct descr_teletext {
u_char descriptor_tag :8;
u_char descriptor_length :8;
};
#define ITEM_TELETEXT_LEN 5
struct item_teletext {
u_char lang_code1 :8;
u_char lang_code2 :8;
u_char lang_code3 :8;
#if BYTE_ORDER == BIG_ENDIAN
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u_char type :5;
u_char magazine_number :3;
#else
u_char magazine_number :3;
u_char type :5;
#endif
u_char page_number :8;
Added 'libsi'
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};
/* 0x57 telephone_descriptor */
#define DESCR_TELEPHONE_LEN XX
struct descr_telephone {
u_char descriptor_tag :8;
u_char descriptor_length :8;
/* TBD */
};
/* 0x58 local_time_offset_descriptor */
#define DESCR_LOCAL_TIME_OFFSET_LEN 2
struct descr_local_time_offset {
u_char descriptor_tag :8;
u_char descriptor_length :8;
};
#define LOCAL_TIME_OFFSET_ENTRY_LEN 15
struct local_time_offset_entry {
u_char country_code1 :8;
u_char country_code2 :8;
u_char country_code3 :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char country_region_id :6;
u_char :1;
u_char local_time_offset_polarity :1;
#else
u_char local_time_offset_polarity :1;
u_char :1;
u_char country_region_id :6;
#endif
u_char local_time_offset_h :8;
u_char local_time_offset_m :8;
u_char time_of_change_mjd_hi :8;
u_char time_of_change_mjd_lo :8;
u_char time_of_change_time_h :8;
u_char time_of_change_time_m :8;
u_char time_of_change_time_s :8;
u_char next_time_offset_h :8;
u_char next_time_offset_m :8;
};
/* 0x59 subtitling_descriptor */
#define DESCR_SUBTITLING_LEN 2
struct descr_subtitling {
u_char descriptor_tag :8;
u_char descriptor_length :8;
};
#define ITEM_SUBTITLING_LEN 8
struct item_subtitling {
u_char lang_code1 :8;
u_char lang_code2 :8;
u_char lang_code3 :8;
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u_char subtitling_type :8;
u_char composition_page_id_hi :8;
u_char composition_page_id_lo :8;
u_char ancillary_page_id_hi :8;
u_char ancillary_page_id_lo :8;
Added 'libsi'
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};
/* 0x5A terrestrial_delivery_system_descriptor */
#define DESCR_TERRESTRIAL_DELIVERY_SYSTEM_LEN XX
struct descr_terrestrial_delivery {
u_char descriptor_tag :8;
u_char descriptor_length :8;
u_char frequency_hi_hi :8;
u_char frequency_hi_lo :8;
u_char frequency_lo_hi :8;
u_char frequency_lo_lo :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char bandwidth :3;
u_char reserved1 :5;
#else
u_char reserved1 :5;
u_char bandwidth :3;
#endif
#if BYTE_ORDER == BIG_ENDIAN
u_char constellation :2;
u_char hierarchy :3;
u_char code_rate_HP :3;
#else
u_char code_rate_HP :3;
u_char hierarchy :3;
u_char constellation :2;
#endif
#if BYTE_ORDER == BIG_ENDIAN
u_char code_rate_LP :3;
u_char guard_interval :2;
u_char transmission_mode :2;
u_char other_frequency_flag :1;
#else
u_char other_frequency_flag :1;
u_char transmission_mode :2;
u_char guard_interval :2;
u_char code_rate_LP :3;
#endif
u_char reserver2 :8;
u_char reserver3 :8;
u_char reserver4 :8;
u_char reserver5 :8;
};
/* 0x5B multilingual_network_name_descriptor */
#define DESCR_MULTILINGUAL_NETWORK_NAME_LEN XX
struct descr_multilingual_network_name {
u_char descriptor_tag :8;
u_char descriptor_length :8;
};
struct entry_multilingual_name {
u_char lang_code1 :8;
u_char lang_code2 :8;
u_char lang_code3 :8;
u_char text_length :8;
};
/* 0x5C multilingual_bouquet_name_descriptor */
#define DESCR_MULTILINGUAL_BOUQUET_NAME_LEN XX
struct descr_multilingual_bouquet_name {
u_char descriptor_tag :8;
u_char descriptor_length :8;
};
/* 0x5D multilingual_service_name_descriptor */
#define DESCR_MULTILINGUAL_SERVICE_NAME_LEN XX
struct descr_multilingual_service_name {
u_char descriptor_tag :8;
u_char descriptor_length :8;
};
struct entry_multilingual_service_name_mid {
u_char service_name_length :8;
};
/* 0x5E multilingual_component_descriptor */
#define DESCR_MULTILINGUAL_COMPONENT_LEN XX
struct descr_multilingual_component {
u_char descriptor_tag :8;
u_char descriptor_length :8;
u_char component_tag :8;
};
/* 0x5F private_data_specifier_descriptor */
#define DESCR_PRIVATE_DATA_SPECIFIER_LEN XX
struct descr_private_data_specifier {
u_char descriptor_tag :8;
u_char descriptor_length :8;
/* TBD */
};
/* 0x60 service_move_descriptor */
#define DESCR_SERVICE_MOVE_LEN XX
struct descr_service_move {
u_char descriptor_tag :8;
u_char descriptor_length :8;
u_char new_original_network_id_hi :8;
u_char new_original_network_id_lo :8;
u_char new_transport_stream_id_hi :8;
u_char new_transport_stream_id_lo :8;
u_char new_service_id_hi :8;
u_char new_service_id_lo :8;
};
/* 0x61 short_smoothing_buffer_descriptor */
#define DESCR_SHORT_SMOOTHING_BUFFER_LEN XX
struct descr_short_smoothing_buffer {
u_char descriptor_tag :8;
u_char descriptor_length :8;
/* TBD */
};
/* 0x62 frequency_list_descriptor */
#define DESCR_FREQUENCY_LIST_LEN XX
struct descr_frequency_list {
u_char descriptor_tag :8;
u_char descriptor_length :8;
Removed superfluous white space; added RCS Id
2003-12-13 10:43:26 +01:00
#if BYTE_ORDER == BIG_ENDIAN
Added 'libsi'
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u_char :6;
u_char coding_type :2;
#else
u_char coding_type :2;
u_char :6;
#endif
};
/* 0x63 partial_transport_stream_descriptor */
#define DESCR_PARTIAL_TRANSPORT_STREAM_LEN XX
struct descr_partial_transport_stream {
u_char descriptor_tag :8;
u_char descriptor_length :8;
/* TBD */
};
/* 0x64 data_broadcast_descriptor */
#define DESCR_DATA_BROADCAST_LEN XX
struct descr_data_broadcast {
u_char descriptor_tag :8;
u_char descriptor_length :8;
/* TBD */
};
/* 0x65 ca_system_descriptor */
#define DESCR_CA_SYSTEM_LEN XX
struct descr_ca_system {
u_char descriptor_tag :8;
u_char descriptor_length :8;
/* TBD */
};
/* 0x66 data_broadcast_id_descriptor */
#define DESCR_DATA_BROADCAST_ID_LEN XX
struct descr_data_broadcast_id {
u_char descriptor_tag :8;
u_char descriptor_length :8;
/* TBD */
};
/* 0x67 transport_stream_descriptor */
#define DESCR_TRANSPORT_STREAM_LEN XX
struct descr_transport_stream {
u_char descriptor_tag :8;
u_char descriptor_length :8;
/* TBD */
};
/* 0x68 dsng_descriptor */
#define DESCR_DSNG_LEN XX
struct descr_dsng {
u_char descriptor_tag :8;
u_char descriptor_length :8;
/* TBD */
};
/* 0x69 pdc_descriptor */
#define DESCR_PDC_LEN XX
struct descr_pdc {
u_char descriptor_tag :8;
u_char descriptor_length :8;
/* TBD */
};
/* 0x6A ac3_descriptor */
#define DESCR_AC3_LEN 3
struct descr_ac3 {
u_char descriptor_tag :8;
u_char descriptor_length :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char ac3_type_flag :1;
u_char bsid_flag :1;
u_char mainid_flag :1;
u_char asvc_flag :1;
u_char reserved :4;
#else
u_char reserved :4;
u_char asvc_flag :1;
u_char mainid_flag :1;
u_char bsid_flag :1;
u_char ac3_type_flag :1;
#endif
u_char ac3_type :8;
u_char bsid :8;
u_char mainid :8;
u_char asvc :8;
};
/* 0x6B ancillary_data_descriptor */
#define DESCR_ANCILLARY_DATA_LEN 3
struct descr_ancillary_data {
u_char descriptor_tag :8;
u_char descriptor_length :8;
u_char ancillary_data_identifier :8;
};
/* 0x6C cell_list_descriptor */
#define DESCR_CELL_LIST_LEN XX
struct descr_cell_list {
u_char descriptor_tag :8;
u_char descriptor_length :8;
/* TBD */
};
/* 0x6D cell_frequency_link_descriptor */
#define DESCR_CELL_FREQUENCY_LINK_LEN XX
struct descr_cell_frequency_link {
u_char descriptor_tag :8;
u_char descriptor_length :8;
/* TBD */
};
/* 0x6E announcement_support_descriptor */
#define DESCR_ANNOUNCEMENT_SUPPORT_LEN XX
struct descr_announcement_support {
u_char descriptor_tag :8;
u_char descriptor_length :8;
/* TBD */
};
/* 0x6F application_signalling_descriptor */
#define DESCR_APPLICATION_SIGNALLING_LEN 2
struct descr_application_signalling {
u_char descriptor_tag :8;
u_char descriptor_length :8;
};
#define APPLICATION_SIGNALLING_ENTRY_LEN 3
struct application_signalling_entry {
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u_char application_type_hi :8;
u_char application_type_lo :8;
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#if BYTE_ORDER == BIG_ENDIAN
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u_char :3;
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u_char AIT_version_number :5;
#else
u_char AIT_version_number :5;
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u_char :3;
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#endif
};
/* 0x71 service_identifier_descriptor (ETSI TS 102 812, MHP) */
struct descr_service_identifier {
u_char descriptor_tag :8;
u_char descriptor_length :8;
};
/* MHP 0x00 application_descriptor */
#define DESCR_APPLICATION_LEN 3
struct descr_application {
u_char descriptor_tag :8;
u_char descriptor_length :8;
u_char application_profiles_length :8;
};
#define DESCR_APPLICATION_END_LEN 2
struct descr_application_end {
#if BYTE_ORDER == BIG_ENDIAN
u_char service_bound_flag :1;
u_char visibility :2;
u_char :5;
#else
u_char :5;
u_char visibility :2;
u_char service_bound_flag :1;
#endif
u_char application_priority :8;
/*now follow 8bit transport_protocol_label fields to the end */
};
#define APPLICATION_PROFILE_ENTRY_LEN 5
struct application_profile_entry {
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u_char application_profile_hi :8;
u_char application_profile_lo :8;
u_char version_major :8;
u_char version_minor :8;
u_char version_micro :8;
Added 'libsi'
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};
/* MHP 0x01 application_name_desriptor */
#define DESCR_APPLICATION_NAME_LEN 2
struct descr_application_name {
u_char descriptor_tag :8;
u_char descriptor_length :8;
};
#define APPLICATION_NAME_ENTRY_LEN 4
struct descr_application_name_entry {
u_char lang_code1 :8;
u_char lang_code2 :8;
u_char lang_code3 :8;
u_char application_name_length :8;
/* application name string */
};
/* MHP 0x02 transport_protocol_descriptor */
#define DESCR_TRANSPORT_PROTOCOL_LEN 5
struct descr_transport_protocol {
u_char descriptor_tag :8;
u_char descriptor_length :8;
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u_char protocol_id_hi :8;
u_char protocol_id_lo :8;
u_char transport_protocol_label :8;
/* protocol_id-specific selector bytes follow */
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};
#define TRANSPORT_VIA_OC_LEN 1
struct transport_via_oc {
#if BYTE_ORDER == BIG_ENDIAN
u_char remote :1;
u_char :7;
#else
u_char :7;
u_char remote :1;
#endif
};
//if remote is true, transport_via_oc_remote_end_t follows,
// else transport_via_oc_end_t.
#define TRANSPORT_VIA_OC_REMOTE_END_LEN 7
struct transport_via_oc_remote_end {
u_char original_network_id_hi :8;
u_char original_network_id_lo :8;
u_char transport_stream_id_hi :8;
u_char transport_stream_id_lo :8;
u_char service_id_hi :8;
u_char service_id_lo :8;
u_char component_tag :8;
};
#define TRANSPORT_VIA_OC_END_LEN 1
struct transport_via_oc_end {
u_char component_tag :8;
};
/* 0x03 dvb_j_application_descriptor() */
#define DESCR_DVBJ_APPLICATION_LEN 2
struct descr_dvbj_application {
u_char descriptor_tag :8;
u_char descriptor_length :8;
};
#define DESCR_DVBJ_APPLICATION_ENTRY_LEN 1
struct descr_dvbj_application_entry {
u_char parameter_length :8;
/* parameter string */
};
/* 0x04 dvb_j_application_location_descriptor */
#define DESCR_DVBJ_APPLICATION_LOCATION_LEN 3
struct descr_dvbj_application_location {
u_char descriptor_tag :8;
u_char descriptor_length :8;
u_char base_directory_length :8;
/* base directory string */
};
#define DESCR_DVBJ_APPLICATION_LOCATION_MID_LEN 1
struct descr_dvbj_application_location_mid {
u_char classpath_extension_length :8;
};
/* 0x0B application_icons_descriptor */
#define DESCR_APPLICATION_ICONS_LEN 3
struct descr_application_icons_descriptor {
u_char descriptor_tag :8;
u_char descriptor_length :8;
u_char icon_locator_length :8;
/* icon locator */
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};
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#define DESCR_APPLICATION_ICONS_END_LEN 2
struct descr_application_icons_descriptor_end {
u_char icon_flags_hi :8;
u_char icon_flags_lo :8;
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};
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} //end of namespace
#endif //LIBSI_HEADERS_H
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