wireshark/epan/dissectors/packet-mpeg-sect.h

93 lines
3.3 KiB
C

/* packet-mpeg-sect.h
* Declarations of exported routines from mpeg-sect dissector
* Copyright 2012, Weston Schmidt <weston_schmidt@alumni.purdue.edu>
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef __PACKET_MPEG_SECT_H__
#define __PACKET_MPEG_SECT_H__
/* From ISO/IEC 13818-1 */
#define MPEG_PAT_TID 0x00 /* packet-mpeg-pat.c */
#define MPEG_CA_TID 0x01 /* packet-mpeg-ca.c */
#define MPEG_PMT_TID 0x02 /* packet-mpeg-pmt.c */
/* From ISO/IEC 13818-6 */
#define DSMCC_TID_LLCSNAP 0x3A /* packet-mpeg-dsmcc.c */
#define DSMCC_TID_UN_MSG 0x3B /* packet-mpeg-dsmcc.c */
#define DSMCC_TID_DD_MSG 0x3C /* packet-mpeg-dsmcc.c */
#define DSMCC_TID_DESC_LIST 0x3D /* packet-mpeg-dsmcc.c */
#define DSMCC_TID_PRIVATE 0x3E /* packet-mpeg-dsmcc.c */
/* From ETSI EN 300 468 */
#define DVB_NIT_TID 0x40 /* packet-dvb-nit.c */
#define DVB_NIT_TID_OTHER 0x41 /* packet-dvb-nit.c */
#define DVB_SDT_TID_ACTUAL 0x42 /* packet-dvb-sdt.c */
#define DVB_SDT_TID_OTHER 0x46 /* packet-dvb-sdt.c */
#define DVB_BAT_TID 0x4A /* packet-dvb-bat.c */
#define DVB_EIT_TID_MIN 0x4E /* packet-dvb-eit.c */
#define DVB_EIT_TID_MAX 0x6F /* packet-dvb-eit.c */
#define DVB_TDT_TID 0x70 /* packet-dvb-tdt.c */
#define DVB_TOT_TID 0x73 /* packet-dvb-tot.c */
#define DVB_SIT_TID 0x7f /* packet-dvb-sit.c */
/* From ETSI TS 102 899 */
#define DVB_AIT_TID 0x74 /* packet-dvb-ait.c */
/* From ETSI EN 301 192 */
/* Duplicates / implementation of DSMCC_TID_PRIVATE */
#define DVB_DATA_MPE_TID 0x3E /* packet-dvb-data-mpe.c */
/* From OC-SP-ETV-AM 1.0-IO5 */
#define EISS_SECTION_TID 0xE0 /* packet-eiss.c */
#define ETV_TID_DII_SECTION 0xE3 /* packet-etv.c */
#define ETV_TID_DDB_SECTION 0xE4 /* packet-etv.c */
#define PACKET_MPEG_SECT_PI__TABLE_ID 0
#define PACKET_MPEG_SECT_PI__SSI 1
#define PACKET_MPEG_SECT_PI__RESERVED 2
#define PACKET_MPEG_SECT_PI__LENGTH 3
#define PACKET_MPEG_SECT_PI__SIZE 4
/* Per-packet proto_data */
#define MPEG_SECT_TID_KEY 0
/* convert a byte that contains two 4bit BCD digits into a decimal value */
#define MPEG_SECT_BCD44_TO_DEC(x) ((((x)&0xf0) >> 4) * 10 + ((x)&0x0f))
/*
* Used to read a date provided in MJD format into a utc_time structure
*/
extern gint
packet_mpeg_sect_mjd_to_utc_time(tvbuff_t *tvb, gint offset, nstime_t *utc_time);
/*
* Used to process the 'standard' mpeg section header that is described below
* and populate the data into the tree
*/
extern guint
packet_mpeg_sect_header(tvbuff_t *tvb, guint offset,
proto_tree *tree, guint *sect_len, gboolean *ssi);
/*
* Used to return all the values & items for 'strict' processing of the
* sub-dissectors that make use of this dissector
*/
extern guint
packet_mpeg_sect_header_extra(tvbuff_t *tvb, guint offset, proto_tree *tree,
guint *sect_len, guint *reserved, gboolean *ssi,
proto_item **items);
/*
* Used to process the mpeg CRC information & report erorrs found with it.
*/
extern guint
packet_mpeg_sect_crc(tvbuff_t *tvb, packet_info *pinfo,
proto_tree *tree, guint start, guint end);
#endif