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geant4/source/analysis/g4tools/include/tools/hdf5/header
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2017-12-08 12:52:30 +01:00

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// Copyright (C) 2010, Guy Barrand. All rights reserved.
// See the file tools.license for terms.
#ifndef tools_hdf5_header
#define tools_hdf5_header
#include "tools"
#include "T_tools"
namespace tools {
namespace hdf5 {
inline bool write_header(hid_t a_file,int a_version = 1) {
hid_t header = tools_H5Gcreate(a_file,"header",0);
if(header<0) return false;
if(!write_atb(header,"writer","exlib")) {::H5Gclose(header);return false;}
if(!write_scalar_atb<int>(header,"data_schema_version",a_version)) {::H5Gclose(header);return false;}
::H5Gclose(header);
return true;
}
inline bool read_header(hid_t a_file,std::string& a_writer,int& a_data_schema_version) {
hid_t header = tools_H5Gopen(a_file,"header");
if(header<0) {a_writer.clear();a_data_schema_version=0;return false;}
if(!read_atb(header,"writer",a_writer)) {::H5Gclose(header);a_writer.clear();a_data_schema_version=0;return false;}
if(!read_atb(header,"data_schema_version",a_data_schema_version)) {
::H5Gclose(header);
a_writer.clear();a_data_schema_version=0;
return false;
}
::H5Gclose(header);
return true;
}
}}
#endif