AliRawReaderDate::AliRawReaderDate(
#ifdef ALI_DATE
- void* event
+ void* event, Bool_t owner
#else
- void* /* event */
+ void* /* event */, Bool_t owner
#endif
) :
- fRequireHeader(kTRUE),
fFile(NULL),
fEvent(NULL),
fSubEvent(NULL),
fEquipment(NULL),
fPosition(NULL),
- fEnd(NULL)
+ fEnd(NULL),
+ fOwner(owner)
{
// create an object to read digits from the given date event
Int_t /*eventNumber*/
#endif
) :
- fRequireHeader(kTRUE),
fFile(NULL),
fEvent(NULL),
fSubEvent(NULL),
fEquipment(NULL),
fPosition(NULL),
- fEnd(NULL)
+ fEnd(NULL),
+ fOwner(kTRUE)
{
// create an object to read digits from the given date event
fFile = fopen(fileName, "rb");
if (!fFile) {
Error("AliRawReaderDate", "could not open file %s", fileName);
+ fIsValid = kFALSE;
return;
}
if (eventNumber < 0) return;
while (fread(&header, 1, headerSize, fFile) == headerSize) {
if (eventNumber == 0) {
UChar_t* buffer = new UChar_t[header.eventSize];
- fseek(fFile, -headerSize, SEEK_CUR);
+ fseek(fFile, -(long)headerSize, SEEK_CUR);
if (fread(buffer, 1, header.eventSize, fFile) != header.eventSize) break;
fEvent = (eventHeaderStruct*) buffer;
break;
AliRawReaderDate::AliRawReaderDate(const AliRawReaderDate& rawReader) :
AliRawReader(rawReader),
- fRequireHeader(rawReader.fRequireHeader),
fFile(rawReader.fFile),
fEvent(rawReader.fEvent),
fSubEvent(rawReader.fSubEvent),
fEquipment(rawReader.fEquipment),
fPosition(rawReader.fPosition),
- fEnd(rawReader.fEnd)
+ fEnd(rawReader.fEnd),
+ fOwner(rawReader.fOwner)
{
// copy constructor
// destructor
#ifdef ALI_DATE
+ if (fEvent && fOwner) delete[] fEvent;
if (fFile) {
- delete[] fEvent;
fclose(fFile);
}
#endif
#endif
}
+const UInt_t* AliRawReaderDate::GetSubEventAttributes() const
+{
+// get the type attributes from the sub event header
+
+#ifdef ALI_DATE
+ if (!fSubEvent) return NULL;
+ return fSubEvent->eventTypeAttribute;
+#else
+ return NULL;
+#endif
+}
+
UInt_t AliRawReaderDate::GetLDCId() const
{
// get the LDC Id from the event header
#endif
}
+UInt_t AliRawReaderDate::GetTimestamp() const
+{
+// get the timestamp from the event header
+
+#ifdef ALI_DATE
+ if (!fEvent) return 0;
+ return fEvent->eventTimestamp;
+#else
+ return 0;
+#endif
+}
Int_t AliRawReaderDate::GetEquipmentSize() const
{
-// get the size of the equipment
+// get the size of the equipment (including the header)
#ifdef ALI_DATE
if (!fEquipment) return 0;
- return fEquipment->equipmentSize;
+ if (fSubEvent->eventVersion <= 0x00030001) {
+ return fEquipment->equipmentSize + sizeof(equipmentHeaderStruct);
+ } else {
+ return fEquipment->equipmentSize;
+ }
#else
return 0;
#endif
#endif
}
+Int_t AliRawReaderDate::GetEquipmentHeaderSize() const
+{
+ // Get the equipment header size
+ // 28 bytes by default
+#ifdef ALI_DATE
+ return sizeof(equipmentHeaderStruct);
+#else
+ return 0;
+#endif
+}
Bool_t AliRawReaderDate::ReadHeader()
{
// check for end of event data
if (fPosition >= ((UChar_t*)fEvent)+fEvent->eventSize) return kFALSE;
- if (fSubEvent) {
+ if (!TEST_SYSTEM_ATTRIBUTE(fEvent->eventTypeAttribute,
+ ATTR_SUPER_EVENT)) {
+ fSubEvent = fEvent; // no super event
+ } else if (fSubEvent) {
fSubEvent = (eventHeaderStruct*) (((UChar_t*)fSubEvent) +
fSubEvent->eventSize);
} else {
fCount = 0;
fPosition = ((UChar_t*)fEquipment) + sizeof(equipmentHeaderStruct);
- if (fSubEvent->eventVersion <= 0x00030002) {
+ if (fSubEvent->eventVersion <= 0x00030001) {
fEnd = fPosition + fEquipment->equipmentSize;
} else {
fEnd = ((UChar_t*)fEquipment) + fEquipment->equipmentSize;
// "read" the data header
fHeader = (AliRawDataHeader*) fPosition;
+ if ((fPosition + fHeader->fSize) != fEnd) {
+ if ((fHeader->fSize != 0xFFFFFFFF) &&
+ (fEquipment->equipmentId != 4352))
+ Warning("ReadHeader",
+ "raw data size found in the header is wrong (%d != %d)! Using the equipment size instead !",
+ fHeader->fSize, fEnd - fPosition);
+ fHeader->fSize = fEnd - fPosition;
+ }
fPosition += sizeof(AliRawDataHeader);
}
#ifdef ALI_DATE
fSubEvent = NULL;
+ fEquipment = NULL;
#endif
fCount = 0;
fPosition = fEnd = NULL;
{
// go to the next event in the date file
- if (!fFile) return kFALSE;
+#ifdef ALI_DATE
+ if (!fFile) {
+ if (fEventNumber < 0 && fEvent) {
+ fEventNumber++;
+ return kTRUE;
+ }
+ else
+ return kFALSE;
+ }
+ Reset();
eventHeaderStruct header;
UInt_t headerSize = sizeof(eventHeaderStruct);
if (fEvent) delete[] fEvent;
continue;
}
UChar_t* buffer = new UChar_t[header.eventSize];
- fseek(fFile, -headerSize, SEEK_CUR);
+ fseek(fFile, -(long)headerSize, SEEK_CUR);
if (fread(buffer, 1, header.eventSize, fFile) != header.eventSize) {
Error("NextEvent", "could not read event from file");
delete[] buffer;
break;
}
fEvent = (eventHeaderStruct*) buffer;
+ fEventNumber++;
return kTRUE;
};
fEvent = NULL;
+#endif
+
return kFALSE;
}
{
// go back to the beginning of the date file
- if (!fFile) return kFALSE;
+ if (fFile)
+ fseek(fFile, 0, SEEK_SET);
- fseek(fFile, 0, SEEK_SET);
+ fEventNumber = -1;
return Reset();
}
// check for end of event data
if (position >= ((UChar_t*)fEvent)+fEvent->eventSize) return result;
- if (subEvent) {
+ if (!TEST_SYSTEM_ATTRIBUTE(fEvent->eventTypeAttribute,
+ ATTR_SUPER_EVENT)) {
+ subEvent = fEvent; // no super event
+ } else if (subEvent) {
subEvent = (eventHeaderStruct*) (((UChar_t*)subEvent) +
subEvent->eventSize);
} else {
// continue with the next sub event if no data left in the payload
if (position >= end) continue;
+ if (fRequireHeader) {
// check that there are enough bytes left for the data header
- if (position + sizeof(AliRawDataHeader) > end) {
- result |= kErrNoDataHeader;
- position = end;
- continue;
- }
+ if (position + sizeof(AliRawDataHeader) > end) {
+ result |= kErrNoDataHeader;
+ position = end;
+ continue;
+ }
- // check consistency of data size in the data header and in the sub event
- AliRawDataHeader* header = (AliRawDataHeader*) position;
- if (header->fSize != 0xFFFFFFFF) {
- if (position + header->fSize > end) {
+ // check consistency of data size in the data header and in the sub event
+ AliRawDataHeader* header = (AliRawDataHeader*) position;
+ if ((position + header->fSize) != end) {
+ if (header->fSize != 0xFFFFFFFF)
+ Warning("ReadHeader",
+ "raw data size found in the header is wrong (%d != %d)! Using the equipment size instead !",
+ header->fSize, end - position);
+ header->fSize = end - position;
result |= kErrSize;
- position = end;
- } else {
- position += header->fSize;
}
- } else {
- position = end;
}
+ position = end;
};
#endif
return 0;
}
+
+AliRawReader* AliRawReaderDate::CloneSingleEvent() const
+{
+ // Clones the current event and
+ // creates raw-reader for the cloned event
+ // Can be used in order to make asynchronious
+ // access to the current raw data within
+ // several threads (online event display/reco)
+
+#ifdef ALI_DATE
+ if (fEvent) {
+ UInt_t evSize = fEvent->eventSize;
+ if (evSize) {
+ UChar_t *newEvent = new UChar_t[evSize];
+ memcpy(newEvent,fEvent,evSize);
+ return new AliRawReaderDate((void *)newEvent,kTRUE);
+ }
+ }
+#else
+ Fatal("AliRawReaderDate", "this class was compiled without DATE");
+#endif
+ return NULL;
+}