3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
8 ///////////////////////////////////////////////////////////////////////////////
10 /// This is the base class for reading raw data.
12 ///////////////////////////////////////////////////////////////////////////////
16 #include "AliRawDataHeader.h"
18 class AliRawEventHeaderBase;
20 class AliRawReader: public TObject {
23 AliRawReader(const AliRawReader& rawReader);
24 AliRawReader& operator = (const AliRawReader& rawReader);
25 virtual ~AliRawReader();
27 void Select(Int_t detectorID,
28 Int_t minDDLID = -1, Int_t maxDDLID = -1);
29 void Select(const char *detectorName,
30 Int_t minDDLID = -1, Int_t maxDDLID = -1);
31 void SelectEquipment(Int_t equipmentType,
32 Int_t minEquipmentId = -1,
33 Int_t maxEquipmentId = -1);
34 void SkipInvalid(Bool_t skip = kTRUE)
35 {fSkipInvalid = skip;};
36 void SelectEvents(Int_t type);
37 virtual void RequireHeader(Bool_t required)
38 {fRequireHeader = required;};
40 virtual const AliRawEventHeaderBase* GetEventHeader() const {return NULL;};
42 virtual UInt_t GetType() const = 0;
43 virtual UInt_t GetRunNumber() const = 0;
44 virtual const UInt_t* GetEventId() const = 0;
45 virtual const UInt_t* GetTriggerPattern() const = 0;
46 virtual const UInt_t* GetDetectorPattern() const = 0;
47 virtual const UInt_t* GetAttributes() const = 0;
48 virtual const UInt_t* GetSubEventAttributes() const = 0;
49 virtual UInt_t GetLDCId() const = 0;
50 virtual UInt_t GetGDCId() const = 0;
52 virtual Int_t GetEquipmentSize() const = 0;
53 virtual Int_t GetEquipmentType() const = 0;
54 virtual Int_t GetEquipmentId() const = 0;
55 Int_t GetMappedEquipmentId() const;
56 Bool_t LoadEquipmentIdsMap(const char *fileName);
57 virtual const UInt_t* GetEquipmentAttributes() const = 0;
58 virtual Int_t GetEquipmentElementSize() const = 0;
59 virtual Int_t GetEquipmentHeaderSize() const = 0;
61 Int_t GetDetectorID() const;
62 Int_t GetDDLID() const;
64 Int_t GetDataSize() const
66 if (fHeader->fSize != 0xFFFFFFFF) return fHeader->fSize - sizeof(AliRawDataHeader);
67 else return GetEquipmentSize() - GetEquipmentHeaderSize() - sizeof(AliRawDataHeader);
68 } else return GetEquipmentSize() - GetEquipmentHeaderSize();};
70 Int_t GetVersion() const
71 {if (fHeader) return fHeader->fVersion; else return -1;};
72 Bool_t IsValid() const
73 {if (fHeader) return fHeader->TestAttribute(0);
75 Bool_t IsCompressed() const
76 {if (fHeader) return fHeader->TestAttribute(1);
78 Bool_t TestBlockAttribute(Int_t index) const
79 {if (fHeader) return fHeader->TestAttribute(index);
81 UChar_t GetBlockAttributes() const
82 {if (fHeader) return fHeader->GetAttributes();
84 UInt_t GetStatusBits() const
85 {if (fHeader) return fHeader->GetStatus();
87 const AliRawDataHeader* GetDataHeader() const
90 virtual Bool_t ReadHeader() = 0;
91 virtual Bool_t ReadNextData(UChar_t*& data) = 0;
92 virtual Bool_t ReadNextInt(UInt_t& data);
93 virtual Bool_t ReadNextShort(UShort_t& data);
94 virtual Bool_t ReadNextChar(UChar_t& data);
95 virtual Bool_t ReadNext(UChar_t* data, Int_t size) = 0;
97 virtual Bool_t Reset() = 0;
99 virtual Bool_t NextEvent() = 0;
100 virtual Bool_t RewindEvents() = 0;
102 enum {kErrMagic=1, kErrNoDataHeader=2,
103 kErrSize=4, kErrOutOfBounds=8};
104 virtual Int_t CheckData() const;
105 Int_t GetErrorCode() const {return fErrorCode;};
107 void DumpData(Int_t limit = -1);
110 Bool_t IsSelected() const;
111 Bool_t IsEventSelected() const;
113 TArrayI *fEquipmentIdsIn; // array of equipment Ids to be mapped
114 TArrayI *fEquipmentIdsOut; // array of mapped equipment Ids
116 Bool_t fRequireHeader; // if false, data without header is accepted
118 AliRawDataHeader* fHeader; // current data header
119 Int_t fCount; // counter of bytes to be read for current DDL
121 Int_t fSelectEquipmentType; // type of selected equipment (<0 = no selection)
122 Int_t fSelectMinEquipmentId; // minimal index of selected equipment (<0 = no selection)
123 Int_t fSelectMaxEquipmentId; // maximal index of selected equipment (<0 = no selection)
124 Bool_t fSkipInvalid; // skip invalid data
125 Int_t fSelectEventType; // type of selected events (<0 = no selection)
127 Int_t fErrorCode; // code of last error
129 ClassDef(AliRawReader, 0) // base class for reading raw digits