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/*@@
@header ioutil_Utils.h
@date Tue 19 Sep 2000
@author Thomas Radke
@desc
Function prototypes for setting up slice centers.
@enddesc
@version $Header$
@@*/
#ifndef _IOUTIL_IOUTIL_UTILS_H_
#define _IOUTIL_IOUTIL_UTILS_H_ 1
#ifdef __cplusplus
extern "C"
{
#endif
/* structure describing an I/O request (including hyperslab parameters) */
typedef struct
{
/* output frequency */
CCTK_INT out_every;
/* index and timelevel of the variable */
int vindex, timelevel;
/* dimensionality of the variable and the hyperslab */
CCTK_INT vdim, hdim;
/* CCTK datatype for the hyperslab */
int hdatatype;
/* flag indicating whether an object to be written already exists
(and remove it in that case) */
int check_exist;
/* flag indicating whether to include ghostzones in the hyperslab mapping */
int with_ghostzones;
/* flag indicating whether to output in chunked or unchunked format */
int out_unchunked;
/* compression level */
CCTK_INT compression_level;
/* pointer to allocated buffers */
CCTK_INT *vectors;
/* hyperslab mapping parameters */
CCTK_INT *origin, *direction, *extent, *downsample;
/* offset and sizes of hyperslab into the variable's dataspace */
CCTK_INT *hoffset, *hsize, *hsize_chunk;
/* bitmask for refinement levels to output */
CCTK_INT refinement_levels;
} ioRequest;
/* parse a given 'out_vars' parameter string */
void IOUtil_ParseVarsForOutput (const cGH *GH, const char *method_name,
const char *parameter_name,
int stop_on_parse_errors,
const char *out_vars, int out_every_default,
ioRequest *request_list[]);
/* parse a given I/O parameter option string for the 'out_every' option */
void IOUtil_ParseOutputFrequency (const char *method_name,
const char *parameter_name,
int stop_on_parse_errors,
int vindex, const char *optstring,
CCTK_INT *out_every);
/* return the default I/O request description structure for a variable */
ioRequest *IOUtil_DefaultIORequest (const cGH *GH, int vindex,
int out_every_default);
/* free an I/O request description */
void IOUtil_FreeIORequest (ioRequest **request);
/* set the slice center for 1D lines */
int IOUtil_1DLines (const cGH *GH,
int num_dims,
int *const *const origin_index,
CCTK_REAL *const *const origin_phys,
int *const *const slice_center);
/* set the slice center for 2D planes */
int IOUtil_2DPlanes (const cGH *GH,
int num_dims,
const int *origin_index,
const CCTK_REAL *origin_phys,
int *slice_center);
/* create an output directory on all I/O processors */
int IOUtil_CreateDirectory (const cGH *GH,
const char *dirname,
int multiple_io_procs,
int ioproc);
#ifdef __cplusplus
}
#endif
#endif /* _IOUTIL_IOUTIL_UTILS_H_ */
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