[u/mrichter/AliRoot.git] / HLT / BASE / util / AliHLTRawReaderPublisherComponent.cxx

// @(#) $Id$

/**************************************************************************
 * This file is property of and copyright by the ALICE HLT Project        * 
 * ALICE Experiment at CERN, All rights reserved.                         *
 *                                                                        *
 * Primary Authors: Matthias Richter <Matthias.Richter@ift.uib.no>        *
 *                  for The ALICE HLT Project.                            *
 *                                                                        *
 * Permission to use, copy, modify and distribute this software and its   *
 * documentation strictly for non-commercial purposes is hereby granted   *
 * without fee, provided that the above copyright notice appears in all   *
 * copies and that both the copyright notice and this permission notice   *
 * appear in the supporting documentation. The authors make no claims     *
 * about the suitability of this software for any purpose. It is          *
 * provided "as is" without express or implied warranty.                  *
 **************************************************************************/

/** @file   AliHLTRawReaderPublisherComponent.cxx
    @author Matthias Richter
    @date   
    @brief  A general tree publisher component for the AliRawReader.
*/

// see header file for class documentation
// or
// refer to README to build package
// or
// visit http://web.ift.uib.no/~kjeks/doc/alice-hlt

#include "AliHLTRawReaderPublisherComponent.h"
#include "AliRawReader.h"
#include "AliDAQ.h"
#include "AliLog.h"
#include <cerrno>
#include <cassert>
#include <list>

/** ROOT macro for the implementation of ROOT specific class methods */
ClassImp(AliHLTRawReaderPublisherComponent)

AliHLTRawReaderPublisherComponent::AliHLTRawReaderPublisherComponent()
  :
  fMaxSize(5000000),
  fDetector(),
  fMinEquId(-1),
  fMaxEquId(-1),
  fVerbose(kFALSE),
  fDataType(kAliHLTVoidDataType),
  fSpecification(kAliHLTVoidDataSpec),
  fSkipEmpty(kFALSE)
{
  // see header file for class documentation
  // or
  // refer to README to build package
  // or
  // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt
}

AliHLTRawReaderPublisherComponent::~AliHLTRawReaderPublisherComponent()
{
  // see header file for class documentation
}

const char* AliHLTRawReaderPublisherComponent::GetComponentID()
{
  // see header file for class documentation
  return "AliRawReaderPublisher";
}

AliHLTComponentDataType AliHLTRawReaderPublisherComponent::GetOutputDataType()
{
  // see header file for class documentation
  return fDataType;
}

void AliHLTRawReaderPublisherComponent::GetOutputDataSize( unsigned long& constBase, double& inputMultiplier )
{
  // see header file for class documentation
  constBase=fMaxSize;
  inputMultiplier=1;
}

AliHLTComponent* AliHLTRawReaderPublisherComponent::Spawn()
{
  // see header file for class documentation
  return new AliHLTRawReaderPublisherComponent;
}

int AliHLTRawReaderPublisherComponent::DoInit( int argc, const char** argv )
{
  // see header file for class documentation
  int iResult=0;

  // scan arguments
  TString argument="";
  int bMissingParam=0;
  for (int i=0; i<argc && iResult>=0; i++) {
    argument=argv[i];
    if (argument.IsNull()) continue;

    // -detector
    if (argument.CompareTo("-detector")==0) {
      if ((bMissingParam=(++i>=argc))) break;
      fDetector=argv[i];

      // -equipmentid, -minid
    } else if (argument.CompareTo("-equipmentid")==0 ||
	       argument.CompareTo("-minid")==0) {
      if ((bMissingParam=(++i>=argc))) break;
      TString parameter(argv[i]);
      parameter.Remove(TString::kLeading, ' '); // remove all blanks
      if (parameter.IsDigit()) {
	fMinEquId=(AliHLTUInt32_t)parameter.Atoi();
      } else {
	HLTError("wrong parameter for argument %s, number expected", argument.Data());
	iResult=-EINVAL;
      }

      // -maxid
    } else if (argument.CompareTo("-maxid")==0) {
      if ((bMissingParam=(++i>=argc))) break;
      TString parameter(argv[i]);
      parameter.Remove(TString::kLeading, ' '); // remove all blanks
      if (parameter.IsDigit()) {
	fMaxEquId=(AliHLTUInt32_t)parameter.Atoi();
      } else {
	HLTError("wrong parameter for argument %s, number expected", argument.Data());
	iResult=-EINVAL;
      }

      // -verbose
    } else if (argument.CompareTo("-verbose")==0) {
      fVerbose=kTRUE;

      // -skipempty
    } else if (argument.CompareTo("-skipempty")==0) {
      fSkipEmpty=kTRUE;

      // -datatype
    } else if (argument.CompareTo("-datatype")==0) {
      if ((bMissingParam=(++i>=argc))) break;
      memcpy(&fDataType.fID, argv[i], TMath::Min(kAliHLTComponentDataTypefIDsize, (Int_t)strlen(argv[i])));
      if ((bMissingParam=(++i>=argc))) break;
      memcpy(&fDataType.fOrigin, argv[i], TMath::Min(kAliHLTComponentDataTypefOriginSize, (Int_t)strlen(argv[i])));

      // -dataspec
    } else if (argument.CompareTo("-dataspec")==0) {
      if ((bMissingParam=(++i>=argc))) break;
      TString parameter(argv[i]);
      parameter.Remove(TString::kLeading, ' '); // remove all blanks
      if (parameter.IsDigit()) {
	fSpecification=(AliHLTUInt32_t)parameter.Atoi();
      } else if (parameter.BeginsWith("0x") &&
		 parameter.Replace(0,2,"",0).IsHex()) {
	sscanf(parameter.Data(),"%x", &fSpecification);
      } else {
	HLTError("wrong parameter for argument %s, number expected", argument.Data());
	iResult=-EINVAL;
      }
    } else {
      HLTError("unknown argument %s", argument.Data());
      iResult=-EINVAL;
    }
  }
  if (bMissingParam) {
    HLTError("missing parameter for argument %s", argument.Data());
    iResult=-EINVAL;
  }

  if (iResult<0) return iResult;

  if (!fDetector.IsNull()) {
    int ddloffset=-1;
    int ddlcount=-1;
    if ((ddloffset=AliDAQ::DdlIDOffset(fDetector))<0 || 
	(ddlcount=AliDAQ::NumberOfDdls(fDetector))<0) {
      return -EINVAL;
    }
    if (fMinEquId<0) fMinEquId=ddloffset;
    else fMinEquId+=ddloffset;

    if (fMaxEquId<0 || fMaxEquId>ddlcount) fMaxEquId=ddloffset+ddlcount;
    else fMaxEquId+=ddloffset;
  }

  if (fMinEquId>fMaxEquId) fMaxEquId=fMinEquId;

  if (fMinEquId<0) {
    AliErrorStream() << "equipment id required, use \'-equipmentid\' or \'-detector\' option" << endl;
    return -EINVAL;
  }

  AliHLTUInt32_t dummy;
  if (fMinEquId!=fMaxEquId && GetSpecificationFromEquipmentId(0, dummy)==-ENOSYS) {
    AliWarningStream() << "publication of multiple equipment ids needs implementation of a child and function GetSpecificationFromEquipmentId to set correct specifications" << endl;
    //return -EINVAL;
  }

  AliRawReader* pRawReader=GetRawReader();
  if ((pRawReader=GetRawReader())!=NULL) {
  } else {
    AliErrorStream() << "RawReader instance needed" << endl;
    return -EINVAL;
  }

  return iResult;
}

int AliHLTRawReaderPublisherComponent::DoDeinit()
{
  // see header file for class documentation
  int iResult=0;
  return iResult;
}

int AliHLTRawReaderPublisherComponent::GetEvent(const AliHLTComponentEventData& /*evtData*/, 
						AliHLTComponentTriggerData& /*trigData*/, 
						AliHLTUInt8_t* outputPtr, 
						AliHLTUInt32_t& size, 
						vector<AliHLTComponentBlockData>& outputBlocks)
{
  // see header file for class documentation
  int iResult=0;
  AliHLTUInt32_t capacity=size;
  size=0;

  // process data events only
  if (!IsDataEvent()) return 0;

  unsigned int offset=0;
  assert(outputPtr!=NULL || size==0);
  AliRawReader* pRawReader=GetRawReader();
  if (pRawReader) {
    pRawReader->Reset();
    pRawReader->SelectEquipment(-1, fMinEquId, fMaxEquId);
    if (fVerbose) {
      AliInfo(Form("get event from RawReader %p equipment id range [%d,%d]", pRawReader, fMinEquId, fMaxEquId));
    } else {
      AliDebug(0, Form("get event from RawReader %p equipment id range [%d,%d]", pRawReader, fMinEquId, fMaxEquId));
    }
    list<int> processedIds;
    while (pRawReader->ReadHeader() && (iResult>=0 || iResult==-ENOSPC)) {
      const AliRawDataHeader* pHeader=pRawReader->GetDataHeader();
      if (pHeader==NULL) {
	HLTError("can not get data header from RawReader, skipping data block ...");
	continue;
      }
      unsigned int readSize=pRawReader->GetDataSize()+sizeof(AliRawDataHeader);
      int id=pRawReader->GetEquipmentId();
      AliInfo(Form("got header for id %d, size %d", id, readSize));
      if (fMinEquId>id || fMaxEquId<id) {
	AliError(Form("id %d returned from RawReader is outside range [%d,%d]", id, fMinEquId, fMaxEquId));
	continue;
      }
      processedIds.push_back(id);
      if (readSize+offset<=capacity) {
	memcpy(outputPtr+offset, pHeader, sizeof(AliRawDataHeader));
	if (readSize>sizeof(AliRawDataHeader)) {
	  if (!pRawReader->ReadNext(outputPtr+offset+sizeof(AliRawDataHeader), readSize-sizeof(AliRawDataHeader))) {
	    AliError(Form("error reading %d bytes from RawReader %p", readSize-sizeof(AliRawDataHeader), pRawReader));
	    iResult=-ENODATA;
	    break;
	  }
	}
	AliHLTComponentBlockData bd;
	FillBlockData( bd );
	bd.fOffset = offset;
	bd.fSize = readSize;
	bd.fDataType = fDataType;
	if (fSpecification == kAliHLTVoidDataSpec) {
	  GetSpecificationFromEquipmentId(id, bd.fSpecification);
	} else {
	  bd.fSpecification=fSpecification;
	}
	outputBlocks.push_back( bd );
      } else {
	// we keep the loop going in order to collect the full size
	fMaxSize=offset+readSize;
	iResult=-ENOSPC;
      }
      offset+=readSize;
    }
    if (!fSkipEmpty && processedIds.size()!=size_t(fMaxEquId-fMinEquId+1)) {
      // add further empty data blocks
      AliRawDataHeader header;
      header.fSize=sizeof(AliRawDataHeader);
      processedIds.sort();
      list<int>::iterator curr=processedIds.begin();
      for (int id=fMinEquId; id<=fMaxEquId; id++) {
	if (curr!=processedIds.end() && *curr<=id) {
	  curr++;
	} else {
	  if (sizeof(AliRawDataHeader)<=capacity-offset) {
	    HLTInfo("add empty data block for equipment id %d", id);
	    memcpy(outputPtr+offset, &header, sizeof(AliRawDataHeader));
	    AliHLTComponentBlockData bd;
	    FillBlockData( bd );
	    bd.fOffset = offset;
	    bd.fSize = sizeof(AliRawDataHeader);
	    bd.fDataType = fDataType;
	    if (fSpecification == kAliHLTVoidDataSpec) {
	      GetSpecificationFromEquipmentId(id, bd.fSpecification);
	    } else {
	      bd.fSpecification=fSpecification;
	    }
	    outputBlocks.push_back( bd );
	  } else {
	    // we keep the loop going in order to collect the full size
	    fMaxSize=offset+sizeof(AliRawDataHeader);
	    iResult=-ENOSPC;
	  }
	  offset+=sizeof(AliRawDataHeader);
	}
      }
    }
    if (offset<=capacity) {
      size=offset;
    } else {
      outputBlocks.clear();
    }
  } else {
    AliErrorStream() << "RawReader uninitialized" << endl;
    iResult=-EFAULT;
  }
  return iResult;
}

int AliHLTRawReaderPublisherComponent::GetSpecificationFromEquipmentId(int id, AliHLTUInt32_t& specification) const {
  // see header file for class documentation
  return specification=id;
}
Commit	Line	Data
6666bfe5	1	// @(#) $Id$
	2
	3	/**************************************************************************
	4	* This file is property of and copyright by the ALICE HLT Project *
	5	* ALICE Experiment at CERN, All rights reserved. *
	6	* *
	7	* Primary Authors: Matthias Richter <Matthias.Richter@ift.uib.no> *
	8	* for The ALICE HLT Project. *
	9	* *
	10	* Permission to use, copy, modify and distribute this software and its *
	11	* documentation strictly for non-commercial purposes is hereby granted *
	12	* without fee, provided that the above copyright notice appears in all *
	13	* copies and that both the copyright notice and this permission notice *
	14	* appear in the supporting documentation. The authors make no claims *
	15	* about the suitability of this software for any purpose. It is *
	16	* provided "as is" without express or implied warranty. *
	17	**************************************************************************/
	18
	19	/** @file AliHLTRawReaderPublisherComponent.cxx
	20	@author Matthias Richter
	21	@date
	22	@brief A general tree publisher component for the AliRawReader.
	23	*/
	24
	25	// see header file for class documentation
	26	// or
	27	// refer to README to build package
	28	// or
	29	// visit http://web.ift.uib.no/~kjeks/doc/alice-hlt
	30
	31	#include "AliHLTRawReaderPublisherComponent.h"
	32	#include "AliRawReader.h"
e39ae6fb	33	#include "AliDAQ.h"
6666bfe5	34	#include "AliLog.h"
	35	#include <cerrno>
	36	#include <cassert>
bee77626	37	#include <list>
6666bfe5	38
6666bfe5	39	/** ROOT macro for the implementation of ROOT specific class methods */
	40	ClassImp(AliHLTRawReaderPublisherComponent)
	41
	42	AliHLTRawReaderPublisherComponent::AliHLTRawReaderPublisherComponent()
	43	:
0a51d3cf	44	fMaxSize(5000000),
6666bfe5	45	fDetector(),
	46	fMinEquId(-1),
	47	fMaxEquId(-1),
	48	fVerbose(kFALSE),
0a51d3cf	49	fDataType(kAliHLTVoidDataType),
4eb069ae	50	fSpecification(kAliHLTVoidDataSpec),
4eb069ae	51	fSkipEmpty(kFALSE)
6666bfe5	52	{
	53	// see header file for class documentation
	54	// or
	55	// refer to README to build package
	56	// or
	57	// visit http://web.ift.uib.no/~kjeks/doc/alice-hlt
	58	}
	59
	60	AliHLTRawReaderPublisherComponent::~AliHLTRawReaderPublisherComponent()
	61	{
	62	// see header file for class documentation
	63	}
	64
	65	const char* AliHLTRawReaderPublisherComponent::GetComponentID()
	66	{
	67	// see header file for class documentation
	68	return "AliRawReaderPublisher";
	69	}
	70
	71	AliHLTComponentDataType AliHLTRawReaderPublisherComponent::GetOutputDataType()
	72	{
f3506ea2	73	// see header file for class documentation
6666bfe5	74	return fDataType;
	75	}
	76
	77	void AliHLTRawReaderPublisherComponent::GetOutputDataSize( unsigned long& constBase, double& inputMultiplier )
	78	{
f3506ea2	79	// see header file for class documentation
6666bfe5	80	constBase=fMaxSize;
	81	inputMultiplier=1;
	82	}
	83
	84	AliHLTComponent* AliHLTRawReaderPublisherComponent::Spawn()
	85	{
	86	// see header file for class documentation
	87	return new AliHLTRawReaderPublisherComponent;
	88	}
	89
	90	int AliHLTRawReaderPublisherComponent::DoInit( int argc, const char** argv )
	91	{
	92	// see header file for class documentation
	93	int iResult=0;
	94
	95	// scan arguments
	96	TString argument="";
	97	int bMissingParam=0;
	98	for (int i=0; i<argc && iResult>=0; i++) {
	99	argument=argv[i];
	100	if (argument.IsNull()) continue;
	101
	102	// -detector
	103	if (argument.CompareTo("-detector")==0) {
	104	if ((bMissingParam=(++i>=argc))) break;
	105	fDetector=argv[i];
	106
	107	// -equipmentid, -minid
	108	} else if (argument.CompareTo("-equipmentid")==0 \|\|
	109	argument.CompareTo("-minid")==0) {
	110	if ((bMissingParam=(++i>=argc))) break;
	111	TString parameter(argv[i]);
	112	parameter.Remove(TString::kLeading, ' '); // remove all blanks
	113	if (parameter.IsDigit()) {
	114	fMinEquId=(AliHLTUInt32_t)parameter.Atoi();
	115	} else {
	116	HLTError("wrong parameter for argument %s, number expected", argument.Data());
	117	iResult=-EINVAL;
	118	}
	119
	120	// -maxid
	121	} else if (argument.CompareTo("-maxid")==0) {
	122	if ((bMissingParam=(++i>=argc))) break;
	123	TString parameter(argv[i]);
	124	parameter.Remove(TString::kLeading, ' '); // remove all blanks
	125	if (parameter.IsDigit()) {
	126	fMaxEquId=(AliHLTUInt32_t)parameter.Atoi();
	127	} else {
	128	HLTError("wrong parameter for argument %s, number expected", argument.Data());
	129	iResult=-EINVAL;
	130	}
	131
	132	// -verbose
	133	} else if (argument.CompareTo("-verbose")==0) {
	134	fVerbose=kTRUE;
	135
4eb069ae	136	// -skipempty
	137	} else if (argument.CompareTo("-skipempty")==0) {
	138	fSkipEmpty=kTRUE;
	139
6666bfe5	140	// -datatype
	141	} else if (argument.CompareTo("-datatype")==0) {
	142	if ((bMissingParam=(++i>=argc))) break;
	143	memcpy(&fDataType.fID, argv[i], TMath::Min(kAliHLTComponentDataTypefIDsize, (Int_t)strlen(argv[i])));
	144	if ((bMissingParam=(++i>=argc))) break;
	145	memcpy(&fDataType.fOrigin, argv[i], TMath::Min(kAliHLTComponentDataTypefOriginSize, (Int_t)strlen(argv[i])));
	146
	147	// -dataspec
	148	} else if (argument.CompareTo("-dataspec")==0) {
	149	if ((bMissingParam=(++i>=argc))) break;
	150	TString parameter(argv[i]);
	151	parameter.Remove(TString::kLeading, ' '); // remove all blanks
	152	if (parameter.IsDigit()) {
	153	fSpecification=(AliHLTUInt32_t)parameter.Atoi();
	154	} else if (parameter.BeginsWith("0x") &&
	155	parameter.Replace(0,2,"",0).IsHex()) {
	156	sscanf(parameter.Data(),"%x", &fSpecification);
	157	} else {
	158	HLTError("wrong parameter for argument %s, number expected", argument.Data());
	159	iResult=-EINVAL;
	160	}
	161	} else {
	162	HLTError("unknown argument %s", argument.Data());
	163	iResult=-EINVAL;
	164	}
	165	}
	166	if (bMissingParam) {
	167	HLTError("missing parameter for argument %s", argument.Data());
	168	iResult=-EINVAL;
	169	}
	170
	171	if (iResult<0) return iResult;
	172
e39ae6fb	173	if (!fDetector.IsNull()) {
	174	int ddloffset=-1;
	175	int ddlcount=-1;
	176	if ((ddloffset=AliDAQ::DdlIDOffset(fDetector))<0 \|\|
	177	(ddlcount=AliDAQ::NumberOfDdls(fDetector))<0) {
	178	return -EINVAL;
	179	}
	180	if (fMinEquId<0) fMinEquId=ddloffset;
	181	else fMinEquId+=ddloffset;
	182
	183	if (fMaxEquId<0 \|\| fMaxEquId>ddlcount) fMaxEquId=ddloffset+ddlcount;
	184	else fMaxEquId+=ddloffset;
	185	}
	186
6666bfe5	187	if (fMinEquId>fMaxEquId) fMaxEquId=fMinEquId;
	188
	189	if (fMinEquId<0) {
e39ae6fb	190	AliErrorStream() << "equipment id required, use \'-equipmentid\' or \'-detector\' option" << endl;
6666bfe5	191	return -EINVAL;
	192	}
	193
	194	AliHLTUInt32_t dummy;
	195	if (fMinEquId!=fMaxEquId && GetSpecificationFromEquipmentId(0, dummy)==-ENOSYS) {
	196	AliWarningStream() << "publication of multiple equipment ids needs implementation of a child and function GetSpecificationFromEquipmentId to set correct specifications" << endl;
	197	//return -EINVAL;
	198	}
	199
	200	AliRawReader* pRawReader=GetRawReader();
	201	if ((pRawReader=GetRawReader())!=NULL) {
6666bfe5	202	} else {
	203	AliErrorStream() << "RawReader instance needed" << endl;
	204	return -EINVAL;
	205	}
	206
	207	return iResult;
	208	}
	209
	210	int AliHLTRawReaderPublisherComponent::DoDeinit()
	211	{
	212	// see header file for class documentation
	213	int iResult=0;
	214	return iResult;
	215	}
	216
d76bc02a	217	int AliHLTRawReaderPublisherComponent::GetEvent(const AliHLTComponentEventData& /evtData/,
d76bc02a	218	AliHLTComponentTriggerData& /trigData/,
6666bfe5	219	AliHLTUInt8_t* outputPtr,
	220	AliHLTUInt32_t& size,
	221	vector<AliHLTComponentBlockData>& outputBlocks)
	222	{
	223	// see header file for class documentation
	224	int iResult=0;
53f79557	225	AliHLTUInt32_t capacity=size;
53f79557	226	size=0;
587c9cf9	227
	228	// process data events only
	229	if (!IsDataEvent()) return 0;
	230
a1dbf058	231	unsigned int offset=0;
10ca703e	232	assert(outputPtr!=NULL \|\| size==0);
6666bfe5	233	AliRawReader* pRawReader=GetRawReader();
6666bfe5	234	if (pRawReader) {
0a51d3cf	235	pRawReader->Reset();
0a51d3cf	236	pRawReader->SelectEquipment(-1, fMinEquId, fMaxEquId);
4eb069ae	237	if (fVerbose) {
	238	AliInfo(Form("get event from RawReader %p equipment id range [%d,%d]", pRawReader, fMinEquId, fMaxEquId));
	239	} else {
	240	AliDebug(0, Form("get event from RawReader %p equipment id range [%d,%d]", pRawReader, fMinEquId, fMaxEquId));
	241	}
bee77626	242	list<int> processedIds;
6666bfe5	243	while (pRawReader->ReadHeader() && (iResult>=0 \|\| iResult==-ENOSPC)) {
0a51d3cf	244	const AliRawDataHeader* pHeader=pRawReader->GetDataHeader();
6daf06e2	245	if (pHeader==NULL) {
	246	HLTError("can not get data header from RawReader, skipping data block ...");
	247	continue;
	248	}
a1dbf058	249	unsigned int readSize=pRawReader->GetDataSize()+sizeof(AliRawDataHeader);
6666bfe5	250	int id=pRawReader->GetEquipmentId();
10ca703e	251	AliInfo(Form("got header for id %d, size %d", id, readSize));
0a51d3cf	252	if (fMinEquId>id \|\| fMaxEquId<id) {
6666bfe5	253	AliError(Form("id %d returned from RawReader is outside range [%d,%d]", id, fMinEquId, fMaxEquId));
	254	continue;
	255	}
bee77626	256	processedIds.push_back(id);
53f79557	257	if (readSize+offset<=capacity) {
bee77626	258	memcpy(outputPtr+offset, pHeader, sizeof(AliRawDataHeader));
	259	if (readSize>sizeof(AliRawDataHeader)) {
	260	if (!pRawReader->ReadNext(outputPtr+offset+sizeof(AliRawDataHeader), readSize-sizeof(AliRawDataHeader))) {
0a51d3cf	261	AliError(Form("error reading %d bytes from RawReader %p", readSize-sizeof(AliRawDataHeader), pRawReader));
6666bfe5	262	iResult=-ENODATA;
	263	break;
	264	}
6666bfe5	265	}
6666bfe5	266	AliHLTComponentBlockData bd;
	267	FillBlockData( bd );
	268	bd.fOffset = offset;
	269	bd.fSize = readSize;
	270	bd.fDataType = fDataType;
0a51d3cf	271	if (fSpecification == kAliHLTVoidDataSpec) {
	272	GetSpecificationFromEquipmentId(id, bd.fSpecification);
	273	} else {
	274	bd.fSpecification=fSpecification;
	275	}
6666bfe5	276	outputBlocks.push_back( bd );
bee77626	277	} else {
	278	// we keep the loop going in order to collect the full size
	279	fMaxSize=offset+readSize;
	280	iResult=-ENOSPC;
6666bfe5	281	}
	282	offset+=readSize;
	283	}
4eb069ae	284	if (!fSkipEmpty && processedIds.size()!=size_t(fMaxEquId-fMinEquId+1)) {
bee77626	285	// add further empty data blocks
	286	AliRawDataHeader header;
	287	header.fSize=sizeof(AliRawDataHeader);
	288	processedIds.sort();
	289	list<int>::iterator curr=processedIds.begin();
	290	for (int id=fMinEquId; id<=fMaxEquId; id++) {
	291	if (curr!=processedIds.end() && *curr<=id) {
	292	curr++;
	293	} else {
53f79557	294	if (sizeof(AliRawDataHeader)<=capacity-offset) {
bee77626	295	HLTInfo("add empty data block for equipment id %d", id);
	296	memcpy(outputPtr+offset, &header, sizeof(AliRawDataHeader));
	297	AliHLTComponentBlockData bd;
	298	FillBlockData( bd );
	299	bd.fOffset = offset;
	300	bd.fSize = sizeof(AliRawDataHeader);
	301	bd.fDataType = fDataType;
	302	if (fSpecification == kAliHLTVoidDataSpec) {
	303	GetSpecificationFromEquipmentId(id, bd.fSpecification);
	304	} else {
	305	bd.fSpecification=fSpecification;
	306	}
	307	outputBlocks.push_back( bd );
	308	} else {
	309	// we keep the loop going in order to collect the full size
	310	fMaxSize=offset+sizeof(AliRawDataHeader);
	311	iResult=-ENOSPC;
	312	}
	313	offset+=sizeof(AliRawDataHeader);
	314	}
	315	}
	316	}
53f79557	317	if (offset<=capacity) {
bee77626	318	size=offset;
bee77626	319	} else {
bee77626	320	outputBlocks.clear();
bee77626	321	}
6666bfe5	322	} else {
	323	AliErrorStream() << "RawReader uninitialized" << endl;
	324	iResult=-EFAULT;
	325	}
	326	return iResult;
	327	}
	328
0a51d3cf	329	int AliHLTRawReaderPublisherComponent::GetSpecificationFromEquipmentId(int id, AliHLTUInt32_t& specification) const {
f3506ea2	330	// see header file for class documentation
0a51d3cf	331	return specification=id;
6666bfe5	332	}