/*@@
   @header    ioHDF5GH.h
   @date      Jun 20 2000
   @author    Thomas Radke
   @desc 
              The extensions to the GH structure from IOHDF5.
   @version $Id$
 @@*/

#ifndef _IOHDF5_IOHDF5GH_H_
#define _IOHDF5_IOHDF5GH_H_

#include "BetaThorns/IOHDF5Util/src/ioHDF5UtilGH.h"
#include "StoreNamedData.h"

/* IOHDF5 GH extension structure */
typedef struct
{

  /* how often to output */
  int  out_every;

  /* directories in which to output */
  char  *outdir;

  /* the last iteration output */
  int   *out_last;

  /* filename database for opened files */
  pNamedData *open_output_files;

  /* for restart from recovery: flags indicating whether to check for already
     existing groups/datasets to delete before creating them anew */
  char  *check_exisiting_objects;

  /* timer array for checkpointing/recovery */
  int timers[IOHDF5_NUM_TIMERS];

  /* flag to indicate request for timer output */
  int print_timing_info;

  /* geometry information (downsampling, zooming, etc.) */
  ioHDF5Geo_t **out_geo; 

  /* ring buffer for list of successfully created cp files */
  int    cp_filename_index;
  char **cp_filename_list;

} ioHDF5GH;

#ifdef __cplusplus
extern "C"
{
#endif

/* prototypes of functions to be registered as IOHDF5's IO method */
int IOHDF5_OutputGH (cGH *GH);
int IOHDF5_TriggerOutput (cGH *GH, int);
int IOHDF5_TimeFor (cGH *GH, int);
int IOHDF5_OutputVarAs (cGH *GH, const char *var, const char *alias);
int IOHDF5_Recover (cGH *GH, const char *basename, int called_from);

/* other function prototypes */
void IOHDF5_Write (cGH *GH, int vindex, const char *alias);
int IOHDF5_WriteIsosurface (cGH *GH,
                            const char *filename,
                            const char *GVname,
                            CCTK_INT iteration,
                            CCTK_INT timelevel,
                            CCTK_REAL isoval,
                            CCTK_REAL minval,
                            CCTK_REAL maxval,
                            int nTriangles,
                            CCTK_INT4 *triangles,
                            int nVertices,
                            CCTK_REAL4 *vertices);

#ifdef __cplusplus
} // extern "C"
#endif

#endif  /* _IOHDF5_IOHDF5GH_H_ */