Added 'libsi'

1 files changed, 346 insertions, 0 deletions

diff --git a/libsi/section.c b/libsi/section.c
new file mode 100644
index 00000000..6abbb232
--- /dev/null
+++ b/libsi/section.c
@@ -0,0 +1,346 @@
+/***************************************************************************
+ *       Copyright (c) 2003 by Marcel Wiesweg                              *
+ *                                                                         *
+ *   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.                                   *
+ *                                                                         *
+ ***************************************************************************/
+
+#include "section.h"
+#include <stdio.h>
+
+namespace SI {
+
+/*********************** PAT ***********************/
+
+void PAT::Parse() {
+   unsigned int offset=0;
+   data.setPointerAndOffset<const pat>(s, offset);
+   associationLoop.setData(data+offset, getLength()-offset-4);
+}
+
+int PAT::getTransportStreamId() const {
+   return HILO(s->transport_stream_id);
+}
+
+int PAT::Association::getServiceId() const {
+   return HILO(s->program_number);
+}
+
+int PAT::Association::getPid() const {
+   return HILO(s->network_pid);
+}
+
+void PAT::Association::Parse() {
+   s=data.getData<pat_prog>();
+}
+
+/*********************** CAT ***********************/
+
+void CAT::Parse() {
+   loop.setData(data+sizeof(cat), getLength()-sizeof(cat)-4);
+}
+
+/*********************** PMT ***********************/
+
+void PMT::Parse() {
+   unsigned int offset=0;
+   data.setPointerAndOffset<const pmt>(s, offset);
+   commonDescriptors.setDataAndOffset(data+offset, HILO(s->program_info_length), offset);
+   streamLoop.setData(data+offset, getLength()-offset-4);
+}
+
+int PMT::getServiceId() const {
+   return HILO(s->program_number);
+}
+
+int PMT::getPCRPid() const {
+   return HILO(s->PCR_PID);
+}
+
+int PMT::Stream::getPid() const {
+   return HILO(s->elementary_PID);
+}
+
+int PMT::Stream::getStreamType() const {
+   return s->stream_type;
+}
+
+void PMT::Stream::Parse() {
+   unsigned int offset=0;
+   data.setPointerAndOffset<const pmt_info>(s, offset);
+   streamDescriptors.setData(data+offset, HILO(s->ES_info_length));
+}
+
+
+
+/*********************** NIT ***********************/
+
+int NIT::getNetworkId() const {
+   return HILO(s->network_id);
+}
+
+void NIT::Parse() {
+   unsigned int offset=0;
+   data.setPointerAndOffset<const nit>(s, offset);
+   commonDescriptors.setDataAndOffset(data+offset, HILO(s->network_descriptor_length), offset);
+   const nit_mid *mid;
+   data.setPointerAndOffset<const nit_mid>(mid, offset);
+   transportStreamLoop.setData(data+offset, HILO(mid->transport_stream_loop_length));
+}
+
+int NIT::TransportStream::getTransportStreamId() const {
+   return HILO(s->transport_stream_id);
+}
+
+int NIT::TransportStream::getOriginalNetworkId() const {
+   return HILO(s->original_network_id);
+}
+
+void NIT::TransportStream::Parse() {
+   unsigned int offset=0;
+   data.setPointerAndOffset<const ni_ts>(s, offset);
+   transportStreamDescriptors.setData(data+offset, HILO(s->transport_descriptors_length));
+}
+
+
+
+/*********************** SDT ***********************/
+
+
+void SDT::Parse() {
+   unsigned int offset=0;
+   data.setPointerAndOffset<const sdt>(s, offset);
+   serviceLoop.setData(data+offset, getLength()-offset-4); //4 is for CRC
+}
+
+int SDT::getTransportStreamId() const {
+   return HILO(s->transport_stream_id);
+}
+
+int SDT::getOriginalNetworkId() const {
+   return HILO(s->original_network_id);
+}
+
+int SDT::Service::getServiceId() const {
+   return HILO(s->service_id);
+}
+
+int SDT::Service::getEITscheduleFlag() const {
+   return s->eit_schedule_flag;
+}
+
+int SDT::Service::getEITpresentFollowingFlag() const {
+   return s->eit_present_following_flag;
+}
+
+RunningStatus SDT::Service::getRunningStatus() const {
+   return (RunningStatus)s->running_status;
+}
+
+int SDT::Service::getFreeCaMode() const {
+   return s->free_ca_mode;
+}
+
+void SDT::Service::Parse() {
+   unsigned int offset=0;
+   data.setPointerAndOffset<const sdt_descr>(s, offset);
+   serviceDescriptors.setData(data+offset, HILO(s->descriptors_loop_length));
+}
+
+
+
+/*********************** EIT ***********************/
+
+int EIT::getServiceId() const {
+   return HILO(s->service_id);
+}
+
+int EIT::getTransportStreamId() const {
+   return HILO(s->transport_stream_id);
+}
+
+int EIT::getOriginalNetworkId() const {
+   return HILO(s->original_network_id);
+}
+
+bool EIT::isPresentFollowing() const {
+   return getTableId() == TableIdEIT_presentFollowing || getTableId() == TableIdEIT_presentFollowing_other; 
+}
+
+bool EIT::isActualTS() const {
+   return
+       (getTableId() ==TableIdEIT_presentFollowing)
+    || (TableIdEIT_schedule_first <= getTableId() && getTableId() <= TableIdEIT_schedule_last);
+}
+
+void EIT::Parse() {
+   unsigned int offset=0;
+   data.setPointerAndOffset<const eit>(s, offset);
+   //printf("%d %d %d %d %d\n", getServiceId(), getTransportStreamId(), getOriginalNetworkId(), isPresentFollowing(), isActualTS());
+   eventLoop.setData(data+offset, getLength()-offset-4); //4 is for CRC
+}
+
+
+time_t EIT::Event::getStartTime() const {
+   return DVBTime::getTime(s->mjd_hi, s->mjd_lo, s->start_time_h, s->start_time_m, s->start_time_s);
+}
+
+time_t EIT::Event::getDuration() const {
+   return DVBTime::getDuration(s->duration_h, s->duration_m, s->duration_s);
+}
+
+int EIT::Event::getEventId() const {
+   return HILO(s->event_id);
+}
+
+int EIT::Event::getMJD() const {
+   return HILO(s->mjd);
+}
+
+int EIT::Event::getStartTimeHour() const {
+   return DVBTime::bcdToDec(s->start_time_h);
+}
+
+int EIT::Event::getStartTimeMinute() const {
+   return DVBTime::bcdToDec(s->start_time_m);
+}
+
+int EIT::Event::getStartTimeSecond() const {
+   return DVBTime::bcdToDec(s->start_time_s);
+}
+
+int EIT::Event::getDurationHour() const {
+   return DVBTime::bcdToDec(s->duration_h);
+}
+
+int EIT::Event::getDurationMinute() const {
+   return DVBTime::bcdToDec(s->duration_m);
+}
+
+int EIT::Event::getDurationSecond() const {
+   return DVBTime::bcdToDec(s->duration_s);
+}
+
+RunningStatus EIT::Event::getRunningStatus() const {
+   return (RunningStatus)s->running_status;
+}
+
+int EIT::Event::getFreeCaMode() const {
+   return s->free_ca_mode;
+}
+
+void EIT::Event::Parse() {
+   unsigned int offset=0;
+   data.setPointerAndOffset<const eit_event>(s, offset);
+   //printf("%d %d %d\n", getStartTime(), getDuration(), getRunningStatus());
+   eventDescriptors.setData(data+offset, HILO(s->descriptors_loop_length));
+}
+
+
+/*********************** TDT ***********************/
+
+time_t TDT::getTime() const {
+   return DVBTime::getTime(s->utc_mjd_hi, s->utc_mjd_lo, s->utc_time_h, s->utc_time_m, s->utc_time_s);
+}
+
+void TDT::Parse() {
+   s=data.getData<const tdt>();
+}
+
+
+/*********************** TOT ***********************/
+
+time_t TOT::getTime() const {
+   return DVBTime::getTime(s->utc_mjd_hi, s->utc_mjd_lo, s->utc_time_h, s->utc_time_m, s->utc_time_s);
+}
+
+void TOT::Parse() {
+   unsigned int offset=0;
+   data.setPointerAndOffset<const tot>(s, offset);
+   descriptorLoop.setData(data+offset, getLength()-offset-4);
+}
+
+
+
+
+/*********************** RST ***********************/
+
+void RST::Parse() {
+   unsigned int offset=0;
+   const rst *s;
+   data.setPointerAndOffset<const rst>(s, offset);
+   infoLoop.setData(data+offset, getLength()-offset);
+}
+
+int RST::RunningInfo::getTransportStreamId() const {
+   return HILO(s->transport_stream_id);
+}
+
+int RST::RunningInfo::getOriginalNetworkId() const {
+   return HILO(s->original_network_id);
+}
+
+int RST::RunningInfo::getServiceId() const {
+   return HILO(s->service_id);
+}
+
+int RST::RunningInfo::getEventId() const {
+   return HILO(s->event_id);
+}
+
+RunningStatus RST::RunningInfo::getRunningStatus() const {
+   return (RunningStatus)s->running_status;
+}
+
+void RST::RunningInfo::Parse() {
+   s=data.getData<const rst_info>();
+}
+
+
+
+/*********************** AIT ***********************/
+
+
+int AIT::getApplicationType() const {
+   return HILO(first->application_type);
+}
+
+int AIT::getAITVersion() const {
+   return first->version_number;
+}
+
+void AIT::Parse() {
+   unsigned int offset=0;
+   data.setPointerAndOffset<const ait>(first, offset);
+   commonDescriptors.setDataAndOffset(data+offset, HILO(first->common_descriptors_length), offset);
+   const ait_mid *mid;
+   data.setPointerAndOffset<const ait_mid>(mid, offset);
+   applicationLoop.setData(data+offset, HILO(mid->application_loop_length));
+}
+
+
+long AIT::Application::getOrganisationId() const {
+   return data.FourBytes(0);
+}
+
+int AIT::Application::getApplicationId() const {
+   return HILO(s->application_id);
+}
+
+int AIT::Application::getControlCode() const {
+   return s->application_control_code;
+}
+
+void AIT::Application::Parse() {
+   unsigned int offset=0;
+   data.setPointerAndOffset<const ait_app>(s, offset);
+   applicationDescriptors.setData(data+offset, HILO(s->application_descriptors_length));
+}
+
+
+
+} //end of namespace
+