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"
19 class AliRawReader: public TObject {
22 AliRawReader(const AliRawReader& rawReader);
23 AliRawReader& operator = (const AliRawReader& rawReader);
24 virtual ~AliRawReader();
26 void Select(Int_t detectorID,
27 Int_t minDDLID = -1, Int_t maxDDLID = -1);
28 void Select(const char *detectorName,
29 Int_t minDDLID = -1, Int_t maxDDLID = -1);
30 void SelectEquipment(Int_t equipmentType,
31 Int_t minEquipmentId = -1,
32 Int_t maxEquipmentId = -1);
33 void SkipInvalid(Bool_t skip = kTRUE)
34 {fSkipInvalid = skip;};
35 void SelectEvents(Int_t type);
36 virtual void RequireHeader(Bool_t required)
37 {fRequireHeader = required;};
39 virtual UInt_t GetType() const = 0;
40 virtual UInt_t GetRunNumber() const = 0;
41 virtual const UInt_t* GetEventId() const = 0;
42 virtual const UInt_t* GetTriggerPattern() const = 0;
43 virtual const UInt_t* GetDetectorPattern() const = 0;
44 virtual const UInt_t* GetAttributes() const = 0;
45 virtual const UInt_t* GetSubEventAttributes() const = 0;
46 virtual UInt_t GetLDCId() const = 0;
47 virtual UInt_t GetGDCId() const = 0;
49 virtual Int_t GetEquipmentSize() const = 0;
50 virtual Int_t GetEquipmentType() const = 0;
51 virtual Int_t GetEquipmentId() const = 0;
52 Int_t GetMappedEquipmentId() const;
53 Bool_t LoadEquipmentIdsMap(const char *fileName);
54 virtual const UInt_t* GetEquipmentAttributes() const = 0;
55 virtual Int_t GetEquipmentElementSize() const = 0;
56 virtual Int_t GetEquipmentHeaderSize() const = 0;
58 Int_t GetDetectorID() const;
59 Int_t GetDDLID() const;
61 Int_t GetDataSize() const
63 if (fHeader->fSize != 0xFFFFFFFF) return fHeader->fSize - sizeof(AliRawDataHeader);
64 else return GetEquipmentSize() - GetEquipmentHeaderSize() - sizeof(AliRawDataHeader);
65 } else return GetEquipmentSize() - GetEquipmentHeaderSize();};
67 Int_t GetVersion() const
68 {if (fHeader) return fHeader->fVersion; else return -1;};
69 Bool_t IsValid() const
70 {if (fHeader) return fHeader->TestAttribute(0);
72 Bool_t IsCompressed() const
73 {if (fHeader) return fHeader->TestAttribute(1);
75 Bool_t TestBlockAttribute(Int_t index) const
76 {if (fHeader) return fHeader->TestAttribute(index);
78 UChar_t GetBlockAttributes() const
79 {if (fHeader) return fHeader->GetAttributes();
81 UInt_t GetStatusBits() const
82 {if (fHeader) return fHeader->GetStatus();
84 const AliRawDataHeader* GetDataHeader() const
87 virtual Bool_t ReadHeader() = 0;
88 virtual Bool_t ReadNextData(UChar_t*& data) = 0;
89 virtual Bool_t ReadNextInt(UInt_t& data);
90 virtual Bool_t ReadNextShort(UShort_t& data);
91 virtual Bool_t ReadNextChar(UChar_t& data);
92 virtual Bool_t ReadNext(UChar_t* data, Int_t size) = 0;
94 virtual Bool_t Reset() = 0;
96 virtual Bool_t NextEvent() = 0;
97 virtual Bool_t RewindEvents() = 0;
99 enum {kErrMagic=1, kErrNoDataHeader=2,
100 kErrSize=4, kErrOutOfBounds=8};
101 virtual Int_t CheckData() const;
102 Int_t GetErrorCode() const {return fErrorCode;};
104 void DumpData(Int_t limit = -1);
107 Bool_t IsSelected() const;
108 Bool_t IsEventSelected() const;
110 TArrayI *fEquipmentIdsIn; // array of equipment Ids to be mapped
111 TArrayI *fEquipmentIdsOut; // array of mapped equipment Ids
113 Bool_t fRequireHeader; // if false, data without header is accepted
115 AliRawDataHeader* fHeader; // current data header
116 Int_t fCount; // counter of bytes to be read for current DDL
118 Int_t fSelectEquipmentType; // type of selected equipment (<0 = no selection)
119 Int_t fSelectMinEquipmentId; // minimal index of selected equipment (<0 = no selection)
120 Int_t fSelectMaxEquipmentId; // maximal index of selected equipment (<0 = no selection)
121 Bool_t fSkipInvalid; // skip invalid data
122 Int_t fSelectEventType; // type of selected events (<0 = no selection)
124 Int_t fErrorCode; // code of last error
126 ClassDef(AliRawReader, 0) // base class for reading raw digits