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#ifndef CARPETIOHDF5_HH
#define CARPETIOHDF5_HH
#include <hdf5.h>
#include "cctk_Arguments.h"
#include "CactusBase/IOUtil/src/ioutil_Utils.h"
#include "carpet.hh"
// some macros for HDF5 group names
#define METADATA_GROUP "Parameters and Global Attributes"
#define ALL_PARAMETERS "All Parameters"
#define GRID_STRUCTURE "Grid Structure"
// atomic HDF5 datatypes for the generic CCTK datatypes
// (the one for CCTK_COMPLEX is created at startup as a compound HDF5 datatype)
#define HDF5_CHAR H5T_NATIVE_CHAR
#ifdef CCTK_REAL_PRECISION_16
#define HDF5_REAL H5T_NATIVE_LDOUBLE
#elif CCTK_REAL_PRECISION_8
#define HDF5_REAL H5T_NATIVE_DOUBLE
#elif CCTK_REAL_PRECISION_4
#define HDF5_REAL H5T_NATIVE_FLOAT
#endif
#ifdef CCTK_INTEGER_PRECISION_8
#define HDF5_INT H5T_NATIVE_LLONG
#elif CCTK_INTEGER_PRECISION_4
#define HDF5_INT H5T_NATIVE_INT
#elif CCTK_INTEGER_PRECISION_2
#define HDF5_INT H5T_NATIVE_SHORT
#elif CCTK_INTEGER_PRECISION_1
#define HDF5_INT H5T_NATIVE_CHAR
#endif
// check return code of HDF5 call and print a warning in case of an error
#define HDF5_ERROR(fn_call) \
{ \
int _error_code = fn_call; \
\
\
if (_error_code < 0) \
{ \
CCTK_VWarn (1, __LINE__, __FILE__, CCTK_THORNSTRING, \
"HDF5 call '%s' returned error code %d", \
#fn_call, _error_code); \
error_count++; \
} \
}
// CarpetIOHDF5 GH extension structure
typedef struct
{
// default number of times to output
int out_every_default;
// list of variables to output
char *out_vars;
// stop on I/O parameter parsing errors ?
int stop_on_parse_errors;
// I/O request description list (for all variables)
vector<ioRequest*> requests;
// directory in which to output
char *out_dir;
// ring buffer for list of successfully created cp files
int checkpoint_keep;
int cp_filename_index;
char **cp_filename_list;
// iteration number of the last checkpoint
int last_checkpoint_iteration;
// hdf5 datatype for complex variables; to be set at run time
hid_t HDF5_COMPLEX, HDF5_COMPLEX8, HDF5_COMPLEX16, HDF5_COMPLEX32;
} CarpetIOHDF5GH;
namespace CarpetIOHDF5
{
// callback routine registered for recovery/filereader
int Recover (cGH* cctkGH, const char *basefilename, int called_from);
// worker routines to write a single variable
int WriteVarUnchunked (const cGH* const cctkGH,
hid_t file,
const ioRequest* const request,
bool called_from_checkpoint);
int WriteVarChunkedSequential (const cGH* const cctkGH,
hid_t file,
const ioRequest* const request,
bool called_from_checkpoint);
int WriteVarChunkedParallel (const cGH* const cctkGH,
hid_t file,
const ioRequest* const request,
bool called_from_checkpoint);
// returns an HDF5 datatype corresponding to the given CCTK datatype
hid_t CCTKtoHDF5_Datatype (const cGH* const cctkGH,
int cctk_type,
bool single_precision);
// scheduled routines (must be declared as C according to schedule.ccl)
extern "C" {
int CarpetIOHDF5_Startup (void);
void CarpetIOHDF5_Init (CCTK_ARGUMENTS);
void CarpetIOHDF5_SetNumRefinementLevels (void);
void CarpetIOHDF5_CloseFiles (CCTK_ARGUMENTS);
void CarpetIOHDF5_InitialDataCheckpoint (CCTK_ARGUMENTS);
void CarpetIOHDF5_EvolutionCheckpoint (CCTK_ARGUMENTS);
void CarpetIOHDF5_TerminationCheckpoint (CCTK_ARGUMENTS);
void CarpetIOHDF5_RecoverParameters (void);
void CarpetIOHDF5_RecoverGridStructure (void);
} // extern "C"
} // namespace CarpetIOHDF5
#endif // !defined(CARPETIOHDF5_HH)
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