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/*
* hdf5Stream.h
*
* Created on: Nov 2018
* Author: Norbert Podhorszki
*/
#ifndef HDF5STREAM_H
#define HDF5STREAM_H
#include "hdf5.h"
#include "stream.h"
#include <map>
#include <string>
struct hdf5VarInfo
{
hid_t dataspace;
hid_t dataset;
hdf5VarInfo(hid_t dataset, hid_t dataspace) : dataspace(dataspace), dataset(dataset){};
};
using H5VarMap = std::map<std::string, hdf5VarInfo>;
class hdf5Stream : public Stream
{
public:
hid_t h5file;
H5VarMap varmap;
hdf5Stream(const std::string &streamName, const adios2::Mode mode, MPI_Comm comm);
~hdf5Stream();
void Write(CommandWrite *cmdW, Config &cfg, const Settings &settings, size_t step);
adios2::StepStatus Read(CommandRead *cmdR, Config &cfg, const Settings &settings, size_t step);
void Close();
private:
MPI_Comm comm;
hid_t hdf5Type(std::string &type);
size_t nSteps = 0;
void defineHDF5Array(const std::shared_ptr<VariableInfo> ov);
void putHDF5Array(const std::shared_ptr<VariableInfo> ov, size_t step);
void getHDF5Array(std::shared_ptr<VariableInfo> ov, size_t step);
};
#endif /* HDF5STREAM_H */
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