SubTimeFrameFile.cxx

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// Copyright 2019-2020 CERN and copyright holders of ALICE O2.
// See https://alice-o2.web.cern.ch/copyright for details of the copyright holders.
// All rights not expressly granted are reserved.
//
// This software is distributed under the terms of the GNU General Public
// License v3 (GPL Version 3), copied verbatim in the file "COPYING".
//
// In applying this license CERN does not waive the privileges and immunities
// granted to it by virtue of its status as an Intergovernmental Organization
// or submit itself to any jurisdiction.
 
// Adapthed with minimal changes from Gvozden Nescovic code to read sTFs files created by DataDistribution
 
#include "TFReaderDD/SubTimeFrameFile.h"
 
namespace o2
{
namespace rawdd
{
 
using namespace o2::header;
 
 
const o2::header::DataDescription SubTimeFrameFileMeta::sDataDescFileSubTimeFrame{"FILE_STF_META"};
 
std::ostream& operator<<(std::ostream& pStream, const SubTimeFrameFileMeta& pMeta)
{
  static_assert(std::is_standard_layout<SubTimeFrameFileMeta>::value,
                "SubTimeFrameFileMeta must be a std layout type.");
 
  // write DataHeader
  const o2::header::DataHeader lDataHeader = SubTimeFrameFileMeta::getDataHeader();
  pStream.write(reinterpret_cast<const char*>(&lDataHeader), sizeof(o2::header::DataHeader));
  // write the meta
 
  return pStream.write(reinterpret_cast<const char*>(&pMeta), sizeof(SubTimeFrameFileMeta));
}
 
 
const o2::header::DataDescription SubTimeFrameFileDataIndex::sDataDescFileStfDataIndex{"FILE_STF_INDEX"};
 
std::ostream& operator<<(std::ostream& pStream, const SubTimeFrameFileDataIndex& pIndex)
{
  static_assert(std::is_standard_layout<SubTimeFrameFileDataIndex::DataIndexElem>::value,
                "SubTimeFrameFileDataIndex::DataIndexElem must be a std layout type.");
 
  // write DataHeader
  const o2::header::DataHeader lDataHeader = pIndex.getDataHeader();
  pStream.write(reinterpret_cast<const char*>(&lDataHeader), sizeof(o2::header::DataHeader));
 
  // write the index
  return pStream.write(reinterpret_cast<const char*>(pIndex.mDataIndex.data()),
                       pIndex.mDataIndex.size() * sizeof(SubTimeFrameFileDataIndex::DataIndexElem));
}
} // namespace rawdd
} // namespace o2