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vdr/libdtv/libsi/include/libsi.h
Klaus Schmidinger df15ec5f91 New version from Rolf Hakenes, fixing newline characters
2001-10-07 10:25:33 +02:00

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//////////////////////////////////////////////////////////////
/// ///
/// libsi.h: definitions for data structures of libsi ///
/// ///
//////////////////////////////////////////////////////////////
// $Revision: 1.4 $
// $Date: 2001/10/07 10:24:46 $
// $Author: hakenes $
//
// (C) 2001 Rolf Hakenes <hakenes@hippomi.de>, under the GNU GPL.
//
// libsi 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, or (at your option)
// any later version.
//
// libsi 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 General Public License for more details.
//
// You may have received a copy of the GNU General Public License
// along with libsi; see the file COPYING. If not, write to the
// Free Software Foundation, Inc., 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA.
#ifndef LIBSI_H
#define LIBSI_H
#include <time.h>
#include <sys/types.h>
#include <asm/types.h>
/* Program Identifier */
#define PID_PAT 0x00 /* Program Association Table */
#define PID_BAT 0x01 /* Bouquet Association Table */
#define PID_CAT 0x01 /* Conditional Access Table */
#define PID_NIT 0x10 /* Network Information Table */
#define PID_SDT 0x11 /* Service Description Table */
#define PID_EIT 0x12 /* Event Information Table */
#define PID_RST 0x13 /* Running Status Table */
#define PID_TDT 0x14 /* Time Date Table */
#define PID_TOT 0x14 /* Time Offset Table */
#define PID_ST 0x14 /* Stuffing Table */
/* 0x15 - 0x1F */ /* Reserved for future use */
/* Table Identifier */
#define TID_PAT 0x00 /* Program Association Section */
#define TID_CAT 0x01 /* Conditional Access Section */
#define TID_PMT 0x02 /* Conditional Access Section */
/* 0x03 - 0x3F */ /* Reserved for future use */
#define TID_NIT_ACT 0x40 /* Network Information Section -
actual */
#define TID_NIT_OTH 0x41 /* Network Information Section -
other */
#define TID_SDT_ACT 0x42 /* Service Description Section -
actual */
#define TID_SDT_OTH 0x46 /* Service Description Section -
other */
#define TID_EIT_ACT 0x4E /* Event Information Section -
actual */
#define TID_EIT_OTH 0x4F /* Event Information Section -
other */
#define TID_EIT_ACT_SCH 0x50 /* Event Information Section -
actual, schedule */
#define TID_EIT_OTH_SCH 0x60 /* Event Information Section -
other, schedule */
#define TID_TDT 0x70 /* Time Date Section */
#define TID_TOT 0x73 /* Time Offset Section */
#define TID_CA_ECM_0 0x80
#define TID_CA_ECM_1 0x81
#define TID_BAT 0x01 /* Bouquet Association Section */
#define TID_EIT 0x12 /* Event Information Section */
#define TID_RST 0x13 /* Running Status Section */
#define TID_ST 0x14 /* Stuffung Section */
/* 0xFF */ /* Reserved for future use */
/* Descriptor Identifier */
/* defined by ISO/IEC 13818-1 */
#define DESCR_VIDEO_STREAM 0x02
#define DESCR_AUDIO_STREAM 0x03
#define DESCR_HIERARCHY 0x04
#define DESCR_REGISTRATION 0x05
#define DESCR_DATA_STREAM_ALIGN 0x06
#define DESCR_TARGET_BACKGRID 0x07
#define DESCR_VIDEO_WINDOW 0x08
#define DESCR_CA 0x09
#define DESCR_ISO_639_LANGUAGE 0x0A
#define DESCR_SYSTEM_CLOCK 0x0B
#define DESCR_MULTIPLEX_BUFFER_UTIL 0x0C
#define DESCR_COPYRIGHT 0x0D
#define DESCR_MAXIMUM_BITRATE 0x0E
#define DESCR_PRIVATE_DATA_IND 0x0F
#define DESCR_SMOOTHING_BUFFER 0x10
#define DESCR_STD 0x11
#define DESCR_IBP 0x12
/* 0x13 - 0x3F */ /* Reserved */
/* defined by ETSI */
#define DESCR_NW_NAME 0x40
#define DESCR_SERVICE_LIST 0x41
#define DESCR_STUFFING 0x42
#define DESCR_SAT_DEL_SYS 0x43
#define DESCR_CABLE_DEL_SYS 0x44
#define DESCR_VBI_DATA 0x45
#define DESCR_VBI_TELETEXT 0x46
#define DESCR_BOUQUET_NAME 0x47
#define DESCR_SERVICE 0x48
#define DESCR_COUNTRY_AVAIL 0x49
#define DESCR_LINKAGE 0x4A
#define DESCR_NVOD_REF 0x4B
#define DESCR_TIME_SHIFTED_SERVICE 0x4C
#define DESCR_SHORT_EVENT 0x4D
#define DESCR_EXTENDED_EVENT 0x4E
#define DESCR_TIME_SHIFTED_EVENT 0x4F
#define DESCR_COMPONENT 0x50
#define DESCR_MOSAIC 0x51
#define DESCR_STREAM_ID 0x52
#define DESCR_CA_IDENT 0x53
#define DESCR_CONTENT 0x54
#define DESCR_PARENTAL_RATING 0x55
#define DESCR_TELETEXT 0x56
#define DESCR_TELEPHONE 0x57
#define DESCR_LOCAL_TIME_OFF 0x58
#define DESCR_SUBTITLING 0x59
#define DESCR_TERR_DEL_SYS 0x5A
#define DESCR_ML_NW_NAME 0x5B
#define DESCR_ML_BQ_NAME 0x5C
#define DESCR_ML_SERVICE_NAME 0x5D
#define DESCR_ML_COMPONENT 0x5E
#define DESCR_PRIV_DATA_SPEC 0x5F
#define DESCR_SERVICE_MOVE 0x60
#define DESCR_SHORT_SMOOTH_BUF 0x61
#define DESCR_FREQUENCY_LIST 0x62
#define DESCR_PARTIAL_TP_STREAM 0x63
#define DESCR_DATA_BROADCAST 0x64
#define DESCR_CA_SYSTEM 0x65
#define DESCR_DATA_BROADCAST_ID 0x66
#define DESCR_TRANSPORT_STREAM 0x67
#define DESCR_DSNG 0x68
#define DESCR_PDC 0x69
#define DESCR_AC3 0x6A
#define DESCR_ANCILLARY_DATA 0x6B
#define DESCR_CELL_LIST 0x6C
#define DESCR_CELL_FREQ_LINK 0x6D
#define DESCR_ANNOUNCEMENT_SUPPORT 0x6E
#define MAX_SECTION_BUFFER 4096
/* Strukturen zur Aufnahme der SDT und EIT Informationen */
struct Service {
struct NODE Node;
int ServiceID;
int TransportStreamID;
int OriginalNetworkID;
int SdtVersion;
unsigned short Status;
struct LIST *Descriptors;
struct LIST *Events;
};
#define EIT_SCHEDULE_FLAG 0x0001
#define GetScheduleFlag(x) ((x)&EIT_SCHEDULE_FLAG)
#define SetScheduleFlag(x) ((x)|=EIT_SCHEDULE_FLAG)
#define EIT_PRESENT_FOLLOWING_FLAG 0x0002
#define GetPresentFollowing(x) ((x)&EIT_PRESENT_FOLLOWING_FLAG)
#define SetPresentFollowing(x) ((x)|=EIT_PRESENT_FOLLOWING_FLAG)
#define RUNNING_STATUS_NOT_RUNNING 0x0000
#define RUNNING_STATUS_AWAITING 0x0004
#define RUNNING_STATUS_PAUSING 0x0008
#define RUNNING_STATUS_RUNNING 0x000C
#define GetRunningStatus(x) ((x)&RUNNING_STATUS_RUNNING)
#define SetRunningStatus(x,s) ((x)|=((s)&RUNNING_STATUS_RUNNING))
#define FREE_TO_AIR 0x0000
#define CONDITIONAL_ACCESS 0x0010
#define GetConditionalAccess(x) ((x)&CONDITIONAL_ACCESS)
#define SetConditionalAccess(x) ((x)|=CONDITIONAL_ACCESS)
#define CreateService(service, svid, tsid, onid, vers, sta) \
do \
{ \
xCreateNode (service, NULL); \
service->ServiceID = svid; \
service->TransportStreamID = tsid; \
service->OriginalNetworkID = onid; \
service->SdtVersion = vers; \
service->Status = sta; \
service->Descriptors = xNewList (NULL); \
service->Events = xNewList (NULL); \
} while (0)
struct Event {
struct NODE Node;
int EventID;
int ServiceID;
int EitVersion;
int TransportStreamID;
int OriginalNetworkID;
time_t StartTime;
time_t Duration;
unsigned short Status;
struct LIST *Descriptors;
};
#define CreateEvent(event, evid, svid, tsid, onid, vers, sta) \
do \
{ \
xCreateNode (event, NULL); \
event->EventID = evid; \
event->ServiceID = svid; \
event->TransportStreamID = tsid; \
event->OriginalNetworkID = onid; \
event->EitVersion = vers; \
event->Status = sta; \
event->Descriptors = xNewList (NULL); \
} while (0)
/* Strukturen zur Aufnahme der PAT und PMT Informationen */
struct Program {
struct NODE Node;
int ProgramID;
int TransportStreamID;
int NetworkPID;
int PatVersion;
struct LIST *Pids;
};
#define CreateProgram(program, pgid, tsid, npid, vers) \
do \
{ \
xCreateNode (program, NULL); \
program->ProgramID = pgid; \
program->TransportStreamID = tsid; \
program->NetworkPID = npid; \
program->PatVersion = vers; \
program->Pids = xNewList (NULL); \
} while (0)
struct Pid {
struct NODE Node;
int ProgramID;
int PcrPID;
int PmtVersion;
struct LIST *Descriptors;
struct LIST *InfoList;
};
#define CreatePid(pid, pgid, pcid, vers) \
do \
{ \
xCreateNode (pid, NULL); \
pid->ProgramID = pgid; \
pid->PcrPID = pcid; \
pid->PmtVersion = vers; \
pid->Descriptors = xNewList (NULL); \
pid->InfoList = xNewList (NULL); \
} while (0)
struct PidInfo {
struct NODE Node;
int StreamType;
int ElementaryPid;
struct LIST *Descriptors;
};
#define CreatePidInfo(pidinfo, styp, epid) \
do \
{ \
xCreateNode (pidinfo, NULL); \
pidinfo->StreamType = styp; \
pidinfo->ElementaryPid = epid; \
pidinfo->Descriptors = xNewList (NULL); \
} while (0)
#define STREAMTYPE_11172_VIDEO 1
#define STREAMTYPE_13818_VIDEO 2
#define STREAMTYPE_11172_AUDIO 3
#define STREAMTYPE_13818_AUDIO 4
#define STREAMTYPE_13818_PRIVATE 5
#define STREAMTYPE_13818_PES_PRIVATE 6
#define STREAMTYPE_13522_MHPEG 7
#define STREAMTYPE_13818_DSMCC 8
#define STREAMTYPE_ITU_222_1 9
#define STREAMTYPE_13818_A 10
#define STREAMTYPE_13818_B 11
#define STREAMTYPE_13818_C 12
#define STREAMTYPE_13818_D 13
#define STREAMTYPE_13818_AUX 14
/* Descriptors */
#define DescriptorTag(x) ((struct Descriptor *)(x))->Tag
struct Descriptor {
struct NODE Node;
unsigned short Tag;
};
/* Iso639LanguageDescriptor */
struct Iso639LanguageDescriptor {
struct NODE Node;
unsigned short Tag;
char LanguageCode[4];
};
#define CreateIso639LanguageDescriptor(descr, lc1, lc2, lc3) \
do \
{ \
xCreateNode (((struct Iso639LanguageDescriptor *)descr), NULL); \
((struct Iso639LanguageDescriptor *)descr)->Tag = DESCR_ISO_639_LANGUAGE; \
((struct Iso639LanguageDescriptor *)descr)->LanguageCode[0] = lc1; \
((struct Iso639LanguageDescriptor *)descr)->LanguageCode[1] = lc2; \
((struct Iso639LanguageDescriptor *)descr)->LanguageCode[2] = lc3; \
((struct Iso639LanguageDescriptor *)descr)->LanguageCode[3] = '\0'; \
} while (0)
/* Ac3Descriptor */
#define AC3_TYPE_FLAG 0x0001
#define BS_ID_FLAG 0x0002
#define MAIN_ID_FLAG 0x0004
#define ASVC_FLAG 0x0008
struct Ac3Descriptor {
struct NODE Node;
unsigned short Tag;
unsigned short PresentFlags;
unsigned short Ac3Type;
unsigned short BsId;
unsigned short MainId;
unsigned short Asvc;
unsigned short Amount; /* AdditionalData */
unsigned char *AdditionalData;
};
#define CreateAc3Descriptor(descr) \
do \
{ \
xCreateNode (((struct Ac3Descriptor *)descr), NULL); \
((struct Ac3Descriptor *)descr)->Tag = DESCR_AC3; \
} while (0)
#define AddAc3FlagAndValue(descr, flg, val) \
do \
{ \
if ((flg) & AC3_TYPE_FLAG) { \
((struct Ac3Descriptor *)descr)->PresentFlags |= AC3_TYPE_FLAG; \
((struct Ac3Descriptor *)descr)->Ac3Type = (val); } \
else if ((flg) & BS_ID_FLAG) { \
((struct Ac3Descriptor *)descr)->PresentFlags |= BS_ID_FLAG; \
((struct Ac3Descriptor *)descr)->BsId = (val); } \
else if ((flg) & MAIN_ID_FLAG) { \
((struct Ac3Descriptor *)descr)->PresentFlags |= MAIN_ID_FLAG; \
((struct Ac3Descriptor *)descr)->MainId = (val); } \
else if ((flg) & ASVC_FLAG) { \
((struct Ac3Descriptor *)descr)->PresentFlags |= ASVC_FLAG; \
((struct Ac3Descriptor *)descr)->Asvc = (val); } \
} while (0)
#define AddAc3AdditionalData(descr, ptr, len) \
do \
{ \
xMemAlloc ((len)+1, &(((struct Ac3Descriptor *) \
descr)->AdditionalData)); \
memcpy ((((struct Ac3Descriptor *)descr)->AdditionalData),(ptr),(len)); \
} while (0)
/* AncillaryDataDescriptor */
struct AncillaryDataDescriptor {
struct NODE Node;
unsigned short Tag;
unsigned short Identifier;
};
#define ANCILLARY_DATA_DVD_VIDEO 0x0001
#define ANCILLARY_DATA_EXTENDED 0x0002
#define ANCILLARY_DATA_SWITCHING 0x0004
#define ANCILLARY_DATA_DAB 0x0008
#define ANCILLARY_DATA_SCALE_FACTOR 0x0010
#define CreateAncillaryDataDescriptor(descr, id) \
do \
{ \
xCreateNode (((struct AncillaryDataDescriptor *)descr), NULL); \
((struct AncillaryDataDescriptor *)descr)->Tag = DESCR_ANCILLARY_DATA; \
((struct AncillaryDataDescriptor *)descr)->Identifier = id; \
} while (0)
/* BouquetNameDescriptor */
struct BouquetNameDescriptor {
struct NODE Node; /* Node enth<74>lt Namen */
unsigned short Tag;
};
#define CreateBouquetNameDescriptor(descr, text) \
do \
{ \
xCreateNode (((struct BouquetNameDescriptor *)descr), text); \
((struct BouquetNameDescriptor *)descr)->Tag = DESCR_BOUQUET_NAME; \
} while (0)
/* CountryAvailabilityDescriptor */
struct CountryAvailabilityDescriptor {
struct NODE Node;
unsigned short Tag;
unsigned short AvailibilityFlag;
unsigned short Amount; /* CountryCodes */
char *CountryCodes;
};
#define COUNTRIES_ARE_AVAILABLE 0x0001
#define COUNTRIES_ARE_UNAVAILABLE 0x0000
#define CreateCountryAvailabilityDescriptor(descr, ava) \
do \
{ \
xCreateNode (((struct CountryAvailabilityDescriptor *)descr), NULL); \
((struct CountryAvailabilityDescriptor *)descr)->Tag = DESCR_COUNTRY_AVAIL; \
((struct CountryAvailabilityDescriptor *)descr)->AvailibilityFlag = ava; \
((struct CountryAvailabilityDescriptor *)descr)->Amount = 0; \
((struct CountryAvailabilityDescriptor *)descr)->CountryCodes = NULL; \
} while (0)
#define AddCountryAvailabilityCode(descr, lc1, lc2, lc3) \
do \
{ \
char tmpbuf[4], *tmpptr, *ttptr; \
\
tmpbuf[0] = lc1; tmpbuf[1] = lc2; \
tmpbuf[2] = lc3; tmpbuf[3] = '\0'; \
xMemAlloc (((struct CountryAvailabilityDescriptor *)descr)->Amount*4 + 8, &tmpptr); \
ttptr = tmpptr; \
if (((struct CountryAvailabilityDescriptor *)descr)->CountryCodes) { \
memcpy (ttptr, ((struct CountryAvailabilityDescriptor *)descr)->CountryCodes, \
((struct CountryAvailabilityDescriptor *)descr)->Amount*4); \
ttptr += ((struct CountryAvailabilityDescriptor *)descr)->Amount*4; \
} \
memcpy (ttptr, tmpbuf, 4); \
((struct CountryAvailabilityDescriptor *)descr)->CountryCodes = tmpptr; \
} while (0)
/* CaIdentifierDescriptor */
struct CaIdentifierDescriptor {
struct NODE Node;
unsigned short Tag;
unsigned short Amount; /* SystemIDs */
unsigned short *SystemID;
};
#define CreateCaIdentifierDescriptor(descr, amo) \
do \
{ \
xCreateNode (((struct CaIdentifierDescriptor *)descr), NULL); \
((struct CaIdentifierDescriptor *)descr)->Tag = DESCR_CA_IDENT; \
((struct CaIdentifierDescriptor *)descr)->Amount = amo; \
xMemAlloc (amo*2+2, &((struct CaIdentifierDescriptor *)descr)->SystemID); \
} while (0)
#define SetCaIdentifierID(descr, num, id) \
((struct CaIdentifierDescriptor *)descr)->SystemID[num] = id
#define GetCaIdentifierID(descr, num) (((struct CaIdentifierDescriptor *)descr)->SystemID[num])
/* StreamIdentifierDescriptor */
struct StreamIdentifierDescriptor {
struct NODE Node;
unsigned short Tag;
unsigned short ComponentTag;
};
#define CreateStreamIdentifierDescriptor(descr, ctag) \
do \
{ \
xCreateNode (((struct StreamIdentifierDescriptor *)descr), NULL); \
((struct StreamIdentifierDescriptor *)descr)->Tag = DESCR_STREAM_ID; \
((struct StreamIdentifierDescriptor *)descr)->ComponentTag = (ctag); \
} while (0)
/* DataBroadcastDescriptor */
struct DataBroadcastDescriptor {
struct NODE Node; /* Node enth<74>lt DescriptorText */
unsigned short Tag;
unsigned short DataBroadcastID;
unsigned short ComponentTag;
unsigned short SelectorLength;
unsigned char *SelectorBytes;
char LanguageCode[4];
};
struct MosaicDescriptor {
struct NODE Node;
unsigned short Tag;
/* to be defined */
};
struct MultiLingualServiceDescriptor {
struct NODE Node;
unsigned short Tag;
/* to be defined */
};
/* NvodReferenceDescriptor */
struct NvodReferenceDescriptor {
struct NODE Node;
unsigned short Tag;
struct LIST *Items;
};
#define CreateNvodReferenceDescriptor(descr) \
do \
{ \
xCreateNode (((struct NvodReferenceDescriptor *)descr), NULL); \
((struct NvodReferenceDescriptor *)descr)->Tag = DESCR_NVOD_REF; \
((struct NvodReferenceDescriptor *)descr)->Items = xNewList (NULL); \
} while (0)
struct NvodReferenceItem {
struct NODE Node;
int TransportStreamID;
int OriginalNetworkID;
int ServiceID;
};
#define CreateNvodReferenceItem(itm, tpid, onid, svid) \
do \
{ \
xCreateNode (itm, NULL); \
itm->TransportStreamID = tpid; \
itm->OriginalNetworkID = onid; \
itm->ServiceID = svid; \
} while (0)
#define AddNvodReferenceItem(desc, tpid, onid, svid) \
do \
{ \
struct NvodReferenceItem *item; \
\
CreateNvodReferenceItem(item, tpid, onid, svid); \
xAddTail (((struct NvodReferenceDescriptor *)desc)->Items, item); \
} while (0)
/* LinkageDescriptor */
struct LinkageDescriptor {
struct NODE Node;
unsigned short Tag;
int TransportStreamID;
int OriginalNetworkID;
int ServiceID;
int LinkageType;
int PrivateDataLength;
unsigned char *PrivateData;
};
#define CreateLinkageDescriptor(descr, tpid, onid, svid, ltyp, pdl, pdp) \
do \
{ \
xCreateNode (((struct LinkageDescriptor *)descr), NULL); \
((struct LinkageDescriptor *)descr)->Tag = DESCR_LINKAGE; \
((struct LinkageDescriptor *)descr)->TransportStreamID = tpid; \
((struct LinkageDescriptor *)descr)->OriginalNetworkID = onid; \
((struct LinkageDescriptor *)descr)->ServiceID = svid; \
((struct LinkageDescriptor *)descr)->LinkageType = ltyp; \
((struct LinkageDescriptor *)descr)->PrivateDataLength = pdl; \
xMemAlloc ((pdl)+1, &(((struct LinkageDescriptor *) \
descr)->PrivateData)); \
memcpy ((((struct LinkageDescriptor *)descr)->PrivateData),(pdp),(pdl));\
} while (0)
/* ServiceDescriptor */
struct ServiceDescriptor {
struct NODE Node; /* Node enth<74>lt ServiceName */
unsigned short Tag;
unsigned short ServiceType;
char *ServiceProvider;
};
#define CreateServiceDescriptor(descr, styp, prov, name) \
do \
{ \
xCreateNode (((struct ServiceDescriptor *)descr), name); \
((struct ServiceDescriptor *)descr)->Tag = DESCR_SERVICE; \
((struct ServiceDescriptor *)descr)->ServiceType = styp; \
((struct ServiceDescriptor *)descr)->ServiceProvider = prov; \
} while (0)
struct TelephoneDescriptor {
struct NODE Node;
unsigned short Tag;
/* to be defined */
};
/* TimeShiftedServiceDescriptor */
struct TimeShiftedServiceDescriptor {
struct NODE Node;
unsigned short Tag;
int ReferenceServiceID;
};
#define CreateTimeShiftedServiceDescriptor(descr, svid) \
do \
{ \
xCreateNode (((struct TimeShiftedServiceDescriptor *)descr), NULL); \
((struct TimeShiftedServiceDescriptor *)descr)->Tag = DESCR_TIME_SHIFTED_SERVICE; \
((struct TimeShiftedServiceDescriptor *)descr)->ReferenceServiceID = svid; \
} while (0)
/* TimeShiftedEventDescriptor */
struct TimeShiftedEventDescriptor {
struct NODE Node;
unsigned short Tag;
int ReferenceServiceID;
int ReferenceEventID;
};
#define CreateTimeShiftedEventDescriptor(descr, svid, evid) \
do \
{ \
xCreateNode (((struct TimeShiftedEventDescriptor *)descr), NULL); \
((struct TimeShiftedEventDescriptor *)descr)->Tag = DESCR_TIME_SHIFTED_EVENT; \
((struct TimeShiftedEventDescriptor *)descr)->ReferenceServiceID = svid; \
((struct TimeShiftedEventDescriptor *)descr)->ReferenceEventID = evid; \
} while (0)
/* ComponentDescriptor */
struct ComponentDescriptor {
struct NODE Node; /* Node enth<74>lt ComponentText */
unsigned short Tag;
unsigned short StreamContent;
unsigned short ComponentType;
unsigned short ComponentTag;
char LanguageCode[4];
};
#define CreateComponentDescriptor(descr, scnt, ctyp, tag, lc1, lc2, lc3, txt) \
do \
{ \
xCreateNode (((struct ComponentDescriptor *)descr), txt); \
((struct ComponentDescriptor *)descr)->Tag = DESCR_COMPONENT; \
((struct ComponentDescriptor *)descr)->StreamContent = scnt; \
((struct ComponentDescriptor *)descr)->ComponentType = ctyp; \
((struct ComponentDescriptor *)descr)->ComponentTag = tag; \
((struct ComponentDescriptor *)descr)->LanguageCode[0] = lc1; \
((struct ComponentDescriptor *)descr)->LanguageCode[1] = lc2; \
((struct ComponentDescriptor *)descr)->LanguageCode[2] = lc3; \
((struct ComponentDescriptor *)descr)->LanguageCode[3] = '\0'; \
} while (0)
/* ContentDescriptor */
struct ContentDescriptor {
struct NODE Node;
unsigned short Tag;
unsigned short Amount; /* ContentIDs */
unsigned short *ContentID;
};
#define CreateContentDescriptor(descr, amo) \
do \
{ \
xCreateNode (((struct ContentDescriptor *)descr), NULL); \
((struct ContentDescriptor *)descr)->Tag = DESCR_CONTENT; \
((struct ContentDescriptor *)descr)->Amount = amo; \
xMemAlloc (amo*2+2, &((struct ContentDescriptor *)descr)->ContentID); \
} while (0)
#define SetContentID(descr, num, cnib1, cnib2, unib1, unib2) \
do \
{ \
((struct ContentDescriptor *)descr)->ContentID[num] = \
((cnib1&0xF) << 12) | ((cnib2&0xF) << 8) | \
((unib1&0xF) << 4) | (unib2&0xF); \
} while (0)
#define GetContentContentNibble1(descr, num) ((((struct ContentDescriptor *)descr)->ContentID[num]&0xF000) >> 12)
#define GetContentContentNibble2(descr, num) ((((struct ContentDescriptor *)descr)->ContentID[num]&0x0F00) >> 8)
#define GetContentUserNibble1(descr, num) ((((struct ContentDescriptor *)descr)->ContentID[num]&0x00F0) >> 4)
#define GetContentUserNibble2(descr, num) (((struct ContentDescriptor *)descr)->ContentID[num]&0x000F)
/* ExtendedEventDescriptor */
struct ExtendedEventDescriptor {
struct NODE Node; /* Node enth<74>lt EventText */
unsigned short Tag;
unsigned short DescriptorNumber;
unsigned short LastDescriptorNumber;
char LanguageCode[4];
struct LIST *Items;
};
#define CreateExtendedEventDescriptor(descr, dnum, ldnb, lc1, lc2, lc3, text) \
do \
{ \
xCreateNode (((struct ExtendedEventDescriptor *)descr), text); \
((struct ExtendedEventDescriptor *)descr)->Tag = DESCR_EXTENDED_EVENT; \
((struct ExtendedEventDescriptor *)descr)->DescriptorNumber = dnum; \
((struct ExtendedEventDescriptor *)descr)->LastDescriptorNumber = ldnb; \
((struct ExtendedEventDescriptor *)descr)->LanguageCode[0] = lc1; \
((struct ExtendedEventDescriptor *)descr)->LanguageCode[1] = lc2; \
((struct ExtendedEventDescriptor *)descr)->LanguageCode[2] = lc3; \
((struct ExtendedEventDescriptor *)descr)->LanguageCode[3] = '\0'; \
((struct ExtendedEventDescriptor *)descr)->Items = xNewList (NULL); \
} while (0)
struct ExtendedEventItem {
struct NODE Node; /* Node enth<74>lt ItemDescription Text */
char *Text;
};
#define CreateExtendedEventItem(itm, dtxt, text) \
do \
{ \
xCreateNode (itm, dtxt); \
itm->Text = text; \
} while (0)
#define AddExtendedEventItem(desc, dtxt, text) \
do \
{ \
struct ExtendedEventItem *item; \
\
CreateExtendedEventItem(item, dtxt, text); \
xAddTail (((struct ExtendedEventDescriptor *)desc)->Items, item); \
} while (0)
/* ParentalRatingDescriptor */
struct ParentalRatingDescriptor {
struct NODE Node;
unsigned short Tag;
struct LIST *Ratings;
};
#define CreateParentalRatingDescriptor(descr) \
do \
{ \
xCreateNode (((struct ParentalRatingDescriptor *)descr), NULL); \
((struct ParentalRatingDescriptor *)descr)->Tag = DESCR_PARENTAL_RATING; \
((struct ParentalRatingDescriptor *)descr)->Ratings = xNewList (NULL); \
} while (0)
struct ParentalRating {
struct NODE Node; /* Node enth<74>lt ItemDescription Text */
char LanguageCode[4];
char Rating;
};
#define CreateParentalRating(rat, lc1, lc2, lc3, val) \
do \
{ \
xCreateNode (rat, NULL); \
rat->LanguageCode[0] = lc1; \
rat->LanguageCode[1] = lc2; \
rat->LanguageCode[2] = lc3; \
rat->LanguageCode[3] = '\0'; \
rat->Rating = val; \
} while (0)
#define AddParentalRating(desc, lc1, lc2, lc3, val) \
do \
{ \
struct ParentalRating *item; \
\
CreateParentalRating(item, lc1, lc2, lc3, val); \
xAddTail (((struct ParentalRatingDescriptor *)desc)->Ratings, item); \
} while (0)
/* ShortEventDescriptor */
struct ShortEventDescriptor {
struct NODE Node; /* Node enth<74>lt EventName */
unsigned short Tag;
char LanguageCode[4];
char *Text;
};
#define CreateShortEventDescriptor(descr, name, lc1, lc2, lc3, text) \
do \
{ \
xCreateNode (((struct ShortEventDescriptor *)descr), name); \
((struct ShortEventDescriptor *)descr)->Tag = DESCR_SHORT_EVENT; \
((struct ShortEventDescriptor *)descr)->LanguageCode[0] = lc1; \
((struct ShortEventDescriptor *)descr)->LanguageCode[1] = lc2; \
((struct ShortEventDescriptor *)descr)->LanguageCode[2] = lc3; \
((struct ShortEventDescriptor *)descr)->LanguageCode[3] = '\0'; \
((struct ShortEventDescriptor *)descr)->Text = text; \
} while (0)
/* TeletextDescriptor */
struct TeletextDescriptor {
struct NODE Node;
unsigned short Tag;
struct LIST *Items;
};
#define CreateTeletextDescriptor(descr) \
do \
{ \
xCreateNode (((struct TeletextDescriptor *)descr), NULL); \
((struct TeletextDescriptor *)descr)->Tag = DESCR_TELETEXT; \
((struct TeletextDescriptor *)descr)->Items = xNewList (NULL); \
} while (0)
#define TELETEXT_TYPE_INITIAL_PAGE 0x0001
#define TELETEXT_TYPE_SUBTITLE_PAGE 0x0002
#define TELETEXT_TYPE_ADDITIONAL_INFO 0x0003
#define TELETEXT_TYPE_PROGRAM_SCHEDULE 0x0004
#define TELETEXT_TYPE_HEARING_IMPAIRED 0x0005
struct TeletextItem {
struct NODE Node;
char LanguageCode[4];
unsigned short Type;
unsigned short MagazineNumber;
unsigned short PageNumber;
};
#define CreateTeletextItem(itm, tp, mg, pg, lc1, lc2, lc3) \
do \
{ \
xCreateNode (itm, NULL); \
((struct TeletextItem *)itm)->Type = (tp); \
((struct TeletextItem *)itm)->MagazineNumber = (mg); \
((struct TeletextItem *)itm)->PageNumber = (mg); \
((struct TeletextItem *)itm)->LanguageCode[0] = (lc1); \
((struct TeletextItem *)itm)->LanguageCode[1] = (lc2); \
((struct TeletextItem *)itm)->LanguageCode[2] = (lc3); \
((struct TeletextItem *)itm)->LanguageCode[3] = '\0'; \
} while (0)
#define AddTeletextItem(desc, tp, mg, pg, lc1, lc2, lc3) \
do \
{ \
struct TeletextItem *item; \
\
CreateTeletextItem(item, tp, mg, pg, lc1, lc2, lc3); \
xAddTail (((struct TeletextDescriptor *)desc)->Items, item); \
} while (0)
/* SubtitlingDescriptor */
struct SubtitlingDescriptor {
struct NODE Node;
unsigned short Tag;
struct LIST *Items;
};
#define CreateSubtitlingDescriptor(descr) \
do \
{ \
xCreateNode (((struct SubtitlingDescriptor *)descr), NULL); \
((struct SubtitlingDescriptor *)descr)->Tag = DESCR_SUBTITLING; \
((struct SubtitlingDescriptor *)descr)->Items = xNewList (NULL); \
} while (0)
struct SubtitlingItem {
struct NODE Node;
char LanguageCode[4];
unsigned char Type;
unsigned short CompositionPageId;
unsigned short AncillaryPageId;
};
#define CreateSubtitlingItem(itm, tp, cp, ap, lc1, lc2, lc3) \
do \
{ \
xCreateNode (itm, NULL); \
((struct SubtitlingItem *)itm)->Type = (tp); \
((struct SubtitlingItem *)itm)->CompositionPageId = (cp); \
((struct SubtitlingItem *)itm)->AncillaryPageId = (ap); \
((struct SubtitlingItem *)itm)->LanguageCode[0] = (lc1); \
((struct SubtitlingItem *)itm)->LanguageCode[1] = (lc2); \
((struct SubtitlingItem *)itm)->LanguageCode[2] = (lc3); \
((struct SubtitlingItem *)itm)->LanguageCode[3] = '\0'; \
} while (0)
#define AddSubtitlingItem(desc, tp, cp, ap, lc1, lc2, lc3) \
do \
{ \
struct SubtitlingItem *item; \
\
CreateSubtitlingItem(item, tp, cp, ap, lc1, lc2, lc3); \
xAddTail (((struct SubtitlingDescriptor *)desc)->Items, item); \
} while (0)
/* Prototypes */
#ifdef __cplusplus
extern "C" {
#endif
/* si_parser.c */
struct LIST *siParsePAT (u_char *);
struct Pid *siParsePMT (u_char *);
struct LIST *siParseSDT (u_char *);
struct LIST *siParseEIT (u_char *);
time_t siParseTDT (u_char *);
void siParseDescriptors (struct LIST *, u_char *, u_int, u_char);
void siParseDescriptor (struct LIST *, u_char *);
char *siGetDescriptorText (u_char *, u_int);
u_long crc32 (char *data, int len);
/* si_debug_services.c */
void siDebugServices (struct LIST *);
void siDebugService (struct Service *);
void siDebugEvents (char *, struct LIST *);
void siDebugPrograms (char *, struct LIST *);
void siDebugProgram (struct Program *);
void siDebugPids (char *, struct LIST *);
void siDebugDescriptors (char *, struct LIST *);
void siDebugEitServices (struct LIST *);
void siDebugEitEvents (char *, struct LIST *);
#ifdef __cplusplus
}
#endif
#endif
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