Added 'libsi'

1 files changed, 259 insertions, 0 deletions

diff --git a/libsi/section.h b/libsi/section.h
new file mode 100644
index 00000000..55fc1bab
--- /dev/null
+++ b/libsi/section.h
@@ -0,0 +1,259 @@
+/***************************************************************************
+ *       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.                                   *
+ *                                                                         *
+ ***************************************************************************/
+
+#ifndef LIBSI_SECTION_H
+#define LIBSI_SECTION_H
+
+#include <time.h>
+
+#include "si.h"
+#include "headers.h"
+
+namespace SI {
+
+class PAT : public NumberedSection {
+public:
+   PAT(const unsigned char *data, bool doCopy=true) : NumberedSection(data, doCopy) {}
+   PAT() {}
+   class Association : public LoopElement {
+   public:
+      int getServiceId() const;
+      int getPid() const;
+      bool isNITPid() const { return getServiceId()==0; }
+      virtual int getLength() { return sizeof(pat_prog); }
+   protected:
+      virtual void Parse();
+   private:
+      const pat_prog *s;
+   };
+   int getTransportStreamId() const;
+   StructureLoop<Association> associationLoop;
+protected:
+   virtual void Parse();
+private:
+   const pat *s;
+};
+
+class CAT : public NumberedSection {
+public:
+   CAT(const unsigned char *data, bool doCopy=true) : NumberedSection(data, doCopy) {}
+   CAT() {}
+   DescriptorLoop loop;
+protected:
+   virtual void Parse();
+};
+
+
+class PMT : public NumberedSection {
+public:
+   PMT(const unsigned char *data, bool doCopy=true) : NumberedSection(data, doCopy) {}
+   PMT() {}
+   class Stream : public LoopElement {
+   public:
+      int getPid() const;
+      int getStreamType() const;
+      DescriptorLoop streamDescriptors;
+      virtual int getLength() { return sizeof(pmt_info)+streamDescriptors.getLength(); }
+   protected:
+      virtual void Parse();
+   private:
+      const pmt_info *s;
+   };
+   DescriptorLoop commonDescriptors;
+   StructureLoop<Stream> streamLoop;
+   int getServiceId() const;
+   int getPCRPid() const;
+protected:
+   virtual void Parse();
+private:
+   const pmt *s;
+};
+
+class NIT : public NumberedSection {
+public:
+   NIT(const unsigned char *data, bool doCopy=true) : NumberedSection(data, doCopy) {}
+   NIT() {}
+   class TransportStream : public LoopElement {
+   public:
+      int getTransportStreamId() const;
+      int getOriginalNetworkId() const;
+      virtual int getLength() { return sizeof(ni_ts)+transportStreamDescriptors.getLength(); }
+      DescriptorLoop transportStreamDescriptors;
+   protected:
+      virtual void Parse();
+   private:
+      const ni_ts *s;
+   };
+   DescriptorLoop commonDescriptors;
+   StructureLoop<TransportStream> transportStreamLoop;
+   int getNetworkId() const;
+protected:
+   virtual void Parse();
+private:
+   const nit *s;
+};
+
+//BAT has the same structure as NIT but different allowed descriptors
+class BAT : public NIT {
+public:
+   BAT(const unsigned char *data, bool doCopy=true) : NIT(data, doCopy) {}
+   BAT() {}
+   int getBouquetId() const { return getNetworkId(); }
+};
+
+
+class SDT : public NumberedSection {
+public:
+   SDT(const unsigned char *data, bool doCopy=true) : NumberedSection(data, doCopy) {}
+   SDT() {}
+   class Service : public LoopElement {
+   public:
+      int getServiceId() const;
+      int getEITscheduleFlag() const;
+      int getEITpresentFollowingFlag() const;
+      RunningStatus getRunningStatus() const;
+      int getFreeCaMode() const;
+      virtual int getLength() { return sizeof(sdt_descr)+serviceDescriptors.getLength(); }
+      DescriptorLoop serviceDescriptors;
+   protected:
+      virtual void Parse();
+   private:
+      const sdt_descr *s;
+   };
+   int getTransportStreamId() const;
+   int getOriginalNetworkId() const;
+   StructureLoop<Service> serviceLoop;
+protected:
+   virtual void Parse();
+private:
+   const sdt *s;
+};  
+
+
+class EIT : public NumberedSection {
+public:
+   EIT(const unsigned char *data, bool doCopy=true) : NumberedSection(data, doCopy) {}
+   EIT() {}
+   class Event : public LoopElement {
+   public:
+      int getEventId() const;
+      time_t getStartTime() const; //UTC
+      time_t getDuration() const;
+      
+      int getMJD() const;
+      int getStartTimeHour() const; //UTC
+      int getStartTimeMinute() const; //UTC
+      int getStartTimeSecond() const; //UTC
+      int getDurationHour() const;
+      int getDurationMinute() const;
+      int getDurationSecond() const;
+      RunningStatus getRunningStatus() const;
+      int getFreeCaMode() const;
+      
+      DescriptorLoop eventDescriptors;
+      virtual int getLength() { return sizeof(eit_event)+eventDescriptors.getLength(); }
+   protected:
+      virtual void Parse();
+   private:
+      const eit_event *s;
+   };
+   int getServiceId() const;
+   int getTransportStreamId() const;
+   int getOriginalNetworkId() const;
+   StructureLoop<Event> eventLoop;
+      
+   //true if table conveys present/following information, false if it conveys schedule information
+   bool isPresentFollowing() const;
+   //true if table describes TS on which it is broadcast, false if it describes other TS
+   bool isActualTS() const;
+protected:
+   virtual void Parse();
+private:
+   const eit *s;
+};
+
+
+class TDT : public Section {
+public:
+   TDT(const unsigned char *data, bool doCopy=true) : Section(data, doCopy) {}
+   TDT() {}
+   time_t getTime() const; //UTC
+protected:
+   virtual void Parse();
+private:
+   const tdt *s;
+};
+
+
+class TOT : public CRCSection {
+public:
+   TOT(const unsigned char *data, bool doCopy=true) : CRCSection(data, doCopy) {}
+   TOT() {}
+   time_t getTime() const;
+   DescriptorLoop descriptorLoop;
+protected:
+   virtual void Parse();
+private:
+   const tot *s;
+};
+
+
+class RST : public Section {
+public:
+   RST(const unsigned char *data, bool doCopy=true) : Section(data, doCopy) {}
+   RST() {}
+   class RunningInfo : public LoopElement {
+   public:
+      int getTransportStreamId() const;
+      int getOriginalNetworkId() const;
+      int getServiceId() const;
+      int getEventId() const;
+      RunningStatus getRunningStatus() const;
+      virtual int getLength() { return sizeof(rst_info); }
+   protected:
+      virtual void Parse();
+   private:
+      const rst_info *s;
+   };
+   StructureLoop<RunningInfo> infoLoop;
+protected:
+   virtual void Parse();
+};
+
+
+class AIT : public NumberedSection {
+public:
+   AIT(const unsigned char *data, bool doCopy=true) : NumberedSection(data, doCopy) {}
+   AIT() {}
+   class Application : public LoopElement {
+   public:
+      virtual int getLength() { return sizeof(ait_app)+applicationDescriptors.getLength(); }
+      long getOrganisationId() const;
+      int getApplicationId() const;
+      int getControlCode() const;
+      MHP_DescriptorLoop applicationDescriptors;
+   protected:
+      virtual void Parse();
+      const ait_app *s;
+   };
+   MHP_DescriptorLoop commonDescriptors;
+   StructureLoop<Application> applicationLoop;
+   int getApplicationType() const;
+   int getAITVersion() const;
+protected:
+   const ait *first;
+   virtual void Parse();
+};
+
+
+
+} //end of namespace
+
+#endif //LIBSI_TABLE_H