1 #ifndef ALIRAWEVENTHEADERBASE_H
2 #define ALIRAWEVENTHEADERBASE_H
4 // Author: Cvetan Cheshkov 10/10/2005
6 /* Copyright(c) 1998-2005, ALICE Experiment at CERN, All rights reserved. *
7 * See cxx source for full Copyright notice */
9 //////////////////////////////////////////////////////////////////////////
11 // AliRawEventHeaderBase //
13 //////////////////////////////////////////////////////////////////////////
17 class AliRawEventHeaderBase : public TObject {
20 AliRawEventHeaderBase();
21 virtual ~AliRawEventHeaderBase() { if (fExtendedData) delete [] fExtendedData; }
23 void *HeaderBaseBegin() const { return (void *) &fSize; }
24 Int_t HeaderBaseSize() const { return (Long_t) &fVersion - (Long_t) &fSize + sizeof(fVersion); }
25 void *HeaderBegin() const;
26 Int_t HeaderSize() const;
27 Bool_t DataIsSwapped() const { return fIsSwapped; }
28 Bool_t IsSwapped() const { return (fMagic == fgkEventMagicNumberSwapped) ? kTRUE : kFALSE; }
29 Bool_t IsValid() const { return IsSwapped() ? kTRUE : ((fMagic == fgkEventMagicNumber) ? kTRUE : kFALSE); }
31 UInt_t SwapWord(UInt_t x) const;
32 void SwapData(const void* data, const void* buf, UInt_t size);
34 UInt_t GetEventSize() const { return fSize; }
35 UInt_t GetMagic() const { return fMagic; }
36 UInt_t GetHeadSize() const { return fHeadSize; }
37 UInt_t GetVersion() const { return fVersion; }
38 UInt_t GetMajorVersion() const { return ((fVersion>>16)&0x0000ffff); }
39 UInt_t GetMinorVersion() const { return (fVersion&0x0000ffff); }
41 UInt_t GetExtendedDataSize() const { return fExtendedDataSize; }
42 char* GetExtendedData() const { return fExtendedData; }
44 const char * GetTypeName() const;
45 static const char * GetTypeName(UInt_t eventType);
46 static AliRawEventHeaderBase* Create(char*& data);
47 void AllocateExtendedData(Int_t extsize);
48 Int_t ReadHeader(char*& data);
49 Int_t ReadExtendedData(char*& data);
50 UInt_t Get(const char *datamember) const;
51 const UInt_t* GetP(const char *datamember) const;
53 void Print( const Option_t* opt ="" ) const;
55 Int_t GetFirstEqIndex() const { return fFirstEqIndex; }
56 Int_t GetLastEqIndex() const { return fLastEqIndex; }
57 void AddEqIndex(Int_t index);
60 // The following enumeration can be used once the kEventTypeMask has been
61 // applied to the raw event type
62 enum EAliRawEventType {
63 kStartOfRun = 1, // START_OF_RUN
64 kEndOfRun = 2, // END_OF_RUN
65 kStartOfRunFiles = 3, // START_OF_RUN_FILES
66 kEndOfRunFiles = 4, // END_OF_RUN_FILES
67 kStartOfBurst = 5, // START_OF_BURST
68 kEndOfBurst = 6, // END_OF_BURST
69 kPhysicsEvent = 7, // PHYSICS_EVENT
70 kCalibrationEvent = 8, // CALIBRATION_EVENT
71 kFormatError = 9, // EVENT_FORMAT_ERROR
72 kStartOfData = 10, // START_OF_DATA
73 kEndOfData = 11, // END_OF_DATA
74 kSystemSoftwareTriggerEvent = 12, // SYSTEM_SOFTWARE_TRIGGER_EVENT
75 kDetectorSoftwareTriggerEvent = 13, // DETECTOR_SOFTWARE_TRIGGER_EVENT
76 kSyncEvent = 14 // SYNC_EVENT
80 AliRawEventHeaderBase(const AliRawEventHeaderBase&);
81 AliRawEventHeaderBase& operator=(const AliRawEventHeaderBase&);
83 UInt_t fSize; // size of event in bytes
84 UInt_t fMagic; // magic number used for consistency check
85 UInt_t fHeadSize; // size of header in bytes
86 UInt_t fVersion; // unique version identifier
88 UInt_t fExtendedDataSize; // size of header extension data
89 UInt_t fExtendedAllocSize;//! size of allocated memory for header extension data
90 char *fExtendedData; //[fExtendedDataSize] pointer to header extension data
92 Bool_t fIsSwapped; // is data swapped
93 Int_t fHeaderSize; //! cache for the header size estimate
94 void *fHeaderBegin; //! cache for the header begin pointer
96 Int_t fFirstEqIndex; // index of the first equipment
97 Int_t fLastEqIndex; // index of the last equipment
99 static const UInt_t fgkEventMagicNumber = 0xDA1E5AFE; // magic word
100 static const UInt_t fgkEventMagicNumberSwapped = 0xFE5A1EDA; // swapped magic word
102 ClassDef(AliRawEventHeaderBase,4) // Alice raw event header base class
105 #define EVENT_HEADER_VERSION(AA,BB) AliRawEventHeaderV##AA##_##BB
106 #define INIT_HEADER_VARS
108 #define START_EVENT_HEADER(AA,BB) \
109 class AliRawEventHeaderV##AA##_##BB:public AliRawEventHeaderBase { \
111 AliRawEventHeaderV##AA##_##BB():AliRawEventHeaderBase(), \
112 INIT_HEADER_VARS {}; \
113 virtual ~AliRawEventHeaderV##AA##_##BB() {}; \
116 #define END_EVENT_HEADER(AA,BB) \
117 ClassDef(AliRawEventHeaderV##AA##_##BB,1) \