[u/mrichter/AliRoot.git] / RAW / AliRawReader.h

#ifndef ALIRAWREADER_H
#define ALIRAWREADER_H
/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice                               */

/* $Id$ */

///////////////////////////////////////////////////////////////////////////////
///
/// This is the base class for reading raw data.
///
///////////////////////////////////////////////////////////////////////////////

#include <TObject.h>
#include <TArrayI.h>
#include <TClonesArray.h>

#include "AliRawDataErrorLog.h"
#include "AliRawDataHeader.h"

class AliRawEventHeaderBase;

class AliRawReader: public TObject {
  public :
    AliRawReader();
    AliRawReader(const AliRawReader& rawReader);
    AliRawReader& operator = (const AliRawReader& rawReader);
    virtual ~AliRawReader();

    static  AliRawReader* Create(const char *uri);

    virtual void     Select(Int_t detectorID, 
			    Int_t minDDLID = -1, Int_t maxDDLID = -1);
    virtual void     Select(const char *detectorName, 
			    Int_t minDDLID = -1, Int_t maxDDLID = -1);
    virtual void     SelectEquipment(Int_t equipmentType, 
				     Int_t minEquipmentId = -1, 
				     Int_t maxEquipmentId = -1);
    virtual void     SkipInvalid(Bool_t skip = kTRUE)
      {fSkipInvalid = skip;};
    virtual void     SelectEvents(Int_t type);
    virtual void     RequireHeader(Bool_t required)
      {fRequireHeader = required;};

    virtual const AliRawEventHeaderBase* GetEventHeader() const {return NULL;};

    virtual UInt_t   GetType() const = 0;
    virtual UInt_t   GetRunNumber() const = 0;
    virtual const UInt_t* GetEventId() const = 0;
    UInt_t                GetPeriod() const {
      const UInt_t *id = GetEventId();
      return id ? (((id)[0]>>4)&0x0fffffff): 0;
    }
    UInt_t                GetOrbitID() const {
      const UInt_t *id = GetEventId();
      return id ? ((((id)[0]<<20)&0xf00000)|(((id)[1]>>12)&0xfffff)) : 0;
    }
    UShort_t              GetBCID() const {
      const UInt_t *id = GetEventId();
      return id ? ((id)[1]&0x00000fff) : 0;
    }
    virtual const UInt_t* GetTriggerPattern() const = 0;
    ULong64_t             GetClassMask() const {
      const UInt_t *pattern = GetTriggerPattern();
      return pattern ? (((ULong64_t)pattern[1] & 0x3ffff) << 32)|(pattern[0]) : 0;
    }
    virtual const UInt_t* GetDetectorPattern() const = 0;
    virtual const UInt_t* GetAttributes() const = 0;
    virtual const UInt_t* GetSubEventAttributes() const = 0;
    virtual UInt_t   GetLDCId() const = 0;
    virtual UInt_t   GetGDCId() const = 0;
    virtual UInt_t   GetTimestamp() const = 0;

    virtual Int_t    GetEquipmentSize() const = 0;
    virtual Int_t    GetEquipmentType() const = 0;
    virtual Int_t    GetEquipmentId() const = 0;
    Int_t            GetMappedEquipmentId() const;
    Bool_t           LoadEquipmentIdsMap(const char *fileName);
    virtual const UInt_t* GetEquipmentAttributes() const = 0;
    virtual Int_t    GetEquipmentElementSize() const = 0;
    virtual Int_t    GetEquipmentHeaderSize() const = 0;

    Int_t            GetDetectorID() const;
    Int_t            GetDDLID() const;

    Int_t            GetDataSize() const 
      {if (fHeader) {
	if (fHeader->fSize != 0xFFFFFFFF) return fHeader->fSize - sizeof(AliRawDataHeader); 
	else return GetEquipmentSize() - GetEquipmentHeaderSize() - sizeof(AliRawDataHeader);
      } else return GetEquipmentSize() - GetEquipmentHeaderSize();};

    Int_t            GetVersion() const 
      {if (fHeader) return fHeader->GetVersion(); else return -1;};
    Bool_t           IsValid() const 
      {if (fHeader) return fHeader->TestAttribute(0); 
      else return kFALSE;};
    Bool_t           IsCompressed() const 
      {if (fHeader) return fHeader->TestAttribute(1); 
      else return kFALSE;};
    Bool_t           TestBlockAttribute(Int_t index) const
      {if (fHeader) return fHeader->TestAttribute(index); 
      else return kFALSE;};
    UChar_t          GetBlockAttributes() const 
      {if (fHeader) return fHeader->GetAttributes(); 
      else return 0;};
    UInt_t           GetStatusBits() const
      {if (fHeader) return fHeader->GetStatus(); 
      else return 0;};
    const AliRawDataHeader* GetDataHeader() const
      {return fHeader;}

    virtual Bool_t   ReadHeader() = 0;
    virtual Bool_t   ReadNextData(UChar_t*& data) = 0;
    virtual Bool_t   ReadNextInt(UInt_t& data);
    virtual Bool_t   ReadNextShort(UShort_t& data);
    virtual Bool_t   ReadNextChar(UChar_t& data);
    virtual Bool_t   ReadNext(UChar_t* data, Int_t size) = 0;

    virtual Bool_t   Reset() = 0;

    virtual Bool_t   NextEvent() = 0;
    virtual Bool_t   RewindEvents() = 0;

    enum {kErrMagic=1, kErrNoDataHeader=2, 
	  kErrSize=4, kErrOutOfBounds=8};
    virtual Int_t    CheckData() const;
    Int_t            GetErrorCode() const {return fErrorCode;};

    void             DumpData(Int_t limit = -1);

    void             AddErrorLog(AliRawDataErrorLog::ERawDataErrorLevel level,
				 Int_t code,
				 const char *message = NULL);
    void             AddMinorErrorLog(Int_t code,
				      const char *message = NULL) {
      return AddErrorLog(AliRawDataErrorLog::kMinor,code,message);
    }
    void             AddMajorErrorLog(Int_t code,
				      const char *message = NULL) {
      return AddErrorLog(AliRawDataErrorLog::kMajor,code,message);
    }
    void             AddFatalErrorLog(Int_t code,
				      const char *message = NULL) {
      return AddErrorLog(AliRawDataErrorLog::kFatal,code,message);
    }
    Int_t            GetNumberOfErrorLogs() const { return fErrorLogs.GetEntriesFast(); }
    const TClonesArray &GetAllErrorLogs() const { return fErrorLogs; }
    AliRawDataErrorLog *GetErrorLog(Int_t i) const {
      return (AliRawDataErrorLog *)fErrorLogs.UncheckedAt(i);
    }

    // Method which can be used in order to force the auto-save on
    // ESD tree inside AliReconstruction. For the moment it will be
    // activated only for AliRawReaderDateOnline.
    virtual Bool_t   UseAutoSaveESD() const { return kFALSE; }

  protected :
    Bool_t           IsSelected() const;
    Bool_t           IsEventSelected() const;

    TArrayI         *fEquipmentIdsIn;       // array of equipment Ids to be mapped
    TArrayI         *fEquipmentIdsOut;      // array of mapped equipment Ids

    Bool_t           fRequireHeader;        // if false, data without header is accepted

    AliRawDataHeader* fHeader;              // current data header
    Int_t            fCount;                // counter of bytes to be read for current DDL

    Int_t            fSelectEquipmentType;  // type of selected equipment (<0 = no selection)
    Int_t            fSelectMinEquipmentId; // minimal index of selected equipment (<0 = no selection)
    Int_t            fSelectMaxEquipmentId; // maximal index of selected equipment (<0 = no selection)
    Bool_t           fSkipInvalid;          // skip invalid data
    Int_t            fSelectEventType;      // type of selected events (<0 = no selection)

    Int_t            fErrorCode;            // code of last error

    Int_t            fEventNumber;          // current event number
    TClonesArray     fErrorLogs;            // raw data decoding errors

    AliRawDataHeader* fHeaderSwapped;       // temporary buffer for swapping header on PowerPC

    UInt_t SwapWord(UInt_t x) const;
    UShort_t SwapShort(UShort_t x) const;

    ClassDef(AliRawReader, 0) // base class for reading raw digits
};

#endif
Commit	Line	Data
a6e7b125	1	#ifndef ALIRAWREADER_H
	2	#define ALIRAWREADER_H
	3	/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	4	* See cxx source for full Copyright notice */
	5
bea6b2a4	6	/* $Id$ */
	7
	8	///////////////////////////////////////////////////////////////////////////////
	9	///
	10	/// This is the base class for reading raw data.
	11	///
	12	///////////////////////////////////////////////////////////////////////////////
	13
a6e7b125	14	#include <TObject.h>
0cfe2438	15	#include <TArrayI.h>
38cf12f3	16	#include <TClonesArray.h>
	17
	18	#include "AliRawDataErrorLog.h"
39f9963f	19	#include "AliRawDataHeader.h"
8de97894	20
1fb5b4a8	21	class AliRawEventHeaderBase;
a6e7b125	22
a6e7b125	23	class AliRawReader: public TObject {
a6e7b125	24	public :
8de97894	25	AliRawReader();
42d20574	26	AliRawReader(const AliRawReader& rawReader);
42d20574	27	AliRawReader& operator = (const AliRawReader& rawReader);
0cfe2438	28	virtual ~AliRawReader();
8de97894	29
43787b8e	30	static AliRawReader* Create(const char *uri);
43787b8e	31
eb808725	32	virtual void Select(Int_t detectorID,
8de97894	33	Int_t minDDLID = -1, Int_t maxDDLID = -1);
eb808725	34	virtual void Select(const char *detectorName,
362c9d61	35	Int_t minDDLID = -1, Int_t maxDDLID = -1);
eb808725	36	virtual void SelectEquipment(Int_t equipmentType,
f224de6c	37	Int_t minEquipmentId = -1,
f224de6c	38	Int_t maxEquipmentId = -1);
eb808725	39	virtual void SkipInvalid(Bool_t skip = kTRUE)
39f9963f	40	{fSkipInvalid = skip;};
eb808725	41	virtual void SelectEvents(Int_t type);
299738b9	42	virtual void RequireHeader(Bool_t required)
18882b3b	43	{fRequireHeader = required;};
a6e7b125	44
1fb5b4a8	45	virtual const AliRawEventHeaderBase* GetEventHeader() const {return NULL;};
1fb5b4a8	46
42d20574	47	virtual UInt_t GetType() const = 0;
	48	virtual UInt_t GetRunNumber() const = 0;
	49	virtual const UInt_t* GetEventId() const = 0;
151bea4e	50	UInt_t GetPeriod() const {
151bea4e	51	const UInt_t *id = GetEventId();
4bf6d23d	52	return id ? (((id)[0]>>4)&0x0fffffff): 0;
151bea4e	53	}
	54	UInt_t GetOrbitID() const {
	55	const UInt_t *id = GetEventId();
4bf6d23d	56	return id ? ((((id)[0]<<20)&0xf00000)\|(((id)[1]>>12)&0xfffff)) : 0;
151bea4e	57	}
	58	UShort_t GetBCID() const {
	59	const UInt_t *id = GetEventId();
4bf6d23d	60	return id ? ((id)[1]&0x00000fff) : 0;
151bea4e	61	}
42d20574	62	virtual const UInt_t* GetTriggerPattern() const = 0;
4bf6d23d	63	ULong64_t GetClassMask() const {
	64	const UInt_t *pattern = GetTriggerPattern();
	65	return pattern ? (((ULong64_t)pattern[1] & 0x3ffff) << 32)\|(pattern[0]) : 0;
	66	}
42d20574	67	virtual const UInt_t* GetDetectorPattern() const = 0;
42d20574	68	virtual const UInt_t* GetAttributes() const = 0;
e94ad92c	69	virtual const UInt_t* GetSubEventAttributes() const = 0;
c946ab02	70	virtual UInt_t GetLDCId() const = 0;
42d20574	71	virtual UInt_t GetGDCId() const = 0;
741c154c	72	virtual UInt_t GetTimestamp() const = 0;
04fa961a	73
c946ab02	74	virtual Int_t GetEquipmentSize() const = 0;
	75	virtual Int_t GetEquipmentType() const = 0;
	76	virtual Int_t GetEquipmentId() const = 0;
0cfe2438	77	Int_t GetMappedEquipmentId() const;
0cfe2438	78	Bool_t LoadEquipmentIdsMap(const char *fileName);
c946ab02	79	virtual const UInt_t* GetEquipmentAttributes() const = 0;
c946ab02	80	virtual Int_t GetEquipmentElementSize() const = 0;
299738b9	81	virtual Int_t GetEquipmentHeaderSize() const = 0;
a6e7b125	82
0cfe2438	83	Int_t GetDetectorID() const;
0cfe2438	84	Int_t GetDDLID() const;
39f9963f	85
c946ab02	86	Int_t GetDataSize() const
527a1d3f	87	{if (fHeader) {
527a1d3f	88	if (fHeader->fSize != 0xFFFFFFFF) return fHeader->fSize - sizeof(AliRawDataHeader);
299738b9	89	else return GetEquipmentSize() - GetEquipmentHeaderSize() - sizeof(AliRawDataHeader);
299738b9	90	} else return GetEquipmentSize() - GetEquipmentHeaderSize();};
509a7696	91
c946ab02	92	Int_t GetVersion() const
4e99539f	93	{if (fHeader) return fHeader->GetVersion(); else return -1;};
39f9963f	94	Bool_t IsValid() const
	95	{if (fHeader) return fHeader->TestAttribute(0);
	96	else return kFALSE;};
c946ab02	97	Bool_t IsCompressed() const
39f9963f	98	{if (fHeader) return fHeader->TestAttribute(1);
c946ab02	99	else return kFALSE;};
c3408d7d	100	Bool_t TestBlockAttribute(Int_t index) const
	101	{if (fHeader) return fHeader->TestAttribute(index);
	102	else return kFALSE;};
	103	UChar_t GetBlockAttributes() const
	104	{if (fHeader) return fHeader->GetAttributes();
	105	else return 0;};
f58b3254	106	UInt_t GetStatusBits() const
	107	{if (fHeader) return fHeader->GetStatus();
	108	else return 0;};
c3408d7d	109	const AliRawDataHeader* GetDataHeader() const
c3408d7d	110	{return fHeader;}
c946ab02	111
c946ab02	112	virtual Bool_t ReadHeader() = 0;
8de97894	113	virtual Bool_t ReadNextData(UChar_t*& data) = 0;
	114	virtual Bool_t ReadNextInt(UInt_t& data);
	115	virtual Bool_t ReadNextShort(UShort_t& data);
	116	virtual Bool_t ReadNextChar(UChar_t& data);
bf22797a	117	virtual Bool_t ReadNext(UChar_t* data, Int_t size) = 0;
8de97894	118
8de97894	119	virtual Bool_t Reset() = 0;
a6e7b125	120
dd9a70fe	121	virtual Bool_t NextEvent() = 0;
	122	virtual Bool_t RewindEvents() = 0;
	123
39f9963f	124	enum {kErrMagic=1, kErrNoDataHeader=2,
39f9963f	125	kErrSize=4, kErrOutOfBounds=8};
b4857df7	126	virtual Int_t CheckData() const;
bea6b2a4	127	Int_t GetErrorCode() const {return fErrorCode;};
b4857df7	128
509a7696	129	void DumpData(Int_t limit = -1);
509a7696	130
9fc249d9	131	void AddErrorLog(AliRawDataErrorLog::ERawDataErrorLevel level,
9fc249d9	132	Int_t code,
38cf12f3	133	const char *message = NULL);
9fc249d9	134	void AddMinorErrorLog(Int_t code,
	135	const char *message = NULL) {
	136	return AddErrorLog(AliRawDataErrorLog::kMinor,code,message);
	137	}
	138	void AddMajorErrorLog(Int_t code,
	139	const char *message = NULL) {
	140	return AddErrorLog(AliRawDataErrorLog::kMajor,code,message);
	141	}
	142	void AddFatalErrorLog(Int_t code,
	143	const char *message = NULL) {
	144	return AddErrorLog(AliRawDataErrorLog::kFatal,code,message);
	145	}
38cf12f3	146	Int_t GetNumberOfErrorLogs() const { return fErrorLogs.GetEntriesFast(); }
79dac785	147	const TClonesArray &GetAllErrorLogs() const { return fErrorLogs; }
38cf12f3	148	AliRawDataErrorLog *GetErrorLog(Int_t i) const {
	149	return (AliRawDataErrorLog *)fErrorLogs.UncheckedAt(i);
	150	}
	151
2d91a353	152	// Method which can be used in order to force the auto-save on
	153	// ESD tree inside AliReconstruction. For the moment it will be
	154	// activated only for AliRawReaderDateOnline.
	155	virtual Bool_t UseAutoSaveESD() const { return kFALSE; }
	156
a6e7b125	157	protected :
42d20574	158	Bool_t IsSelected() const;
dd9a70fe	159	Bool_t IsEventSelected() const;
a6e7b125	160
0cfe2438	161	TArrayI *fEquipmentIdsIn; // array of equipment Ids to be mapped
0cfe2438	162	TArrayI *fEquipmentIdsOut; // array of mapped equipment Ids
18882b3b	163
0cfe2438	164	Bool_t fRequireHeader; // if false, data without header is accepted
	165
	166	AliRawDataHeader* fHeader; // current data header
	167	Int_t fCount; // counter of bytes to be read for current DDL
a6e7b125	168
f224de6c	169	Int_t fSelectEquipmentType; // type of selected equipment (<0 = no selection)
	170	Int_t fSelectMinEquipmentId; // minimal index of selected equipment (<0 = no selection)
	171	Int_t fSelectMaxEquipmentId; // maximal index of selected equipment (<0 = no selection)
0cfe2438	172	Bool_t fSkipInvalid; // skip invalid data
0cfe2438	173	Int_t fSelectEventType; // type of selected events (<0 = no selection)
8de97894	174
0cfe2438	175	Int_t fErrorCode; // code of last error
b4857df7	176
38cf12f3	177	Int_t fEventNumber; // current event number
edd06192	178	TClonesArray fErrorLogs; // raw data decoding errors
	179
	180	AliRawDataHeader* fHeaderSwapped; // temporary buffer for swapping header on PowerPC
38cf12f3	181
91f76e9b	182	UInt_t SwapWord(UInt_t x) const;
	183	UShort_t SwapShort(UShort_t x) const;
	184
a6e7b125	185	ClassDef(AliRawReader, 0) // base class for reading raw digits
	186	};
	187
	188	#endif