/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 * Copyright by The HDF Group.                                               *
 * Copyright by the Board of Trustees of the University of Illinois.         *
 * All rights reserved.                                                      *
 *                                                                           *
 * This file is part of HDF5.  The full HDF5 copyright notice, including     *
 * terms governing use, modification, and redistribution, is contained in    *
 * the files COPYING and Copyright.html.  COPYING can be found at the root   *
 * of the source code distribution tree; Copyright.html can be found at the  *
 * root level of an installed copy of the electronic HDF5 document set and   *
 * is linked from the top-level documents page.  It can also be found at     *
 * http://hdfgroup.org/HDF5/doc/Copyright.html.  If you do not have          *
 * access to either file, you may request a copy from help@hdfgroup.org.     *
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */


#include "hdf5.h"
#include "h5test.h"
#include "h5repack.h"
#include "h5diff.h"

#define GOERROR  {H5_FAILED(); goto error;}


/* fill value test */
#define FNAME0     "h5repack_fill.h5"
#define FNAME0OUT  "h5repack_fill_out.h5"
/* HDF5 objects and all dataset datatypes */
#define FNAME1     "h5repack_objs.h5"
#define FNAME1OUT  "h5repack_objs_out.h5"
/* attributes, all datatypes  */
#define FNAME2     "h5repack_attr.h5"
#define FNAME2OUT  "h5repack_attr_out.h5"
/* hard links  */
#define FNAME3     "h5repack_hlink.h5"
#define FNAME3OUT  "h5repack_hlink_out.h5"
/* layout  */
#define FNAME4     "h5repack_layout.h5"
#define FNAME4OUT  "h5repack_layout_out.h5"
/* H5D_ALLOC_TIME_EARLY  */
#define FNAME5     "h5repack_early.h5"
#define FNAME5OUT  "h5repack_early_out.h5"
#define FNAME6     "h5repack_early2.h5"
/* SZIP filter  */
#define FNAME7     "h5repack_szip.h5"
#define FNAME7OUT  "h5repack_szip_out.h5"
/* GZIP filter  */
#define FNAME8     "h5repack_deflate.h5"
#define FNAME8OUT  "h5repack_deflate_out.h5"
/* GZIP filter  */
#define FNAME9     "h5repack_shuffle.h5"
#define FNAME9OUT  "h5repack_shuffle_out.h5"
/* Fletcher filter  */
#define FNAME10    "h5repack_fletcher.h5"
#define FNAME10OUT "h5repack_fletcher_out.h5"
/* All filters  */
#define FNAME11    "h5repack_filters.h5"
#define FNAME11OUT "h5repack_filters_out.h5"
/* NBit filter  */
#define FNAME12    "h5repack_nbit.h5"
#define FNAME12OUT "h5repack_nbit_out.h5"
/* Scale Offset filter  */
#define FNAME13    "h5repack_soffset.h5"
#define FNAME13OUT "h5repack_soffset_out.h5"
/* Big file to test read by hyperslabs  */
#define FNAME14    "h5repack_big.h5"
#define FNAME14OUT "h5repack_big_out.h5"


const char *H5REPACK_FILENAMES[] = {
   "h5repack_big_out",
    NULL
};

const char *progname = "h5repacktst";
int d_status = EXIT_SUCCESS;


#define DIM1    40
#define DIM2    20
#define CDIM1   DIM1/2
#define CDIM2   DIM2/2
#define RANK    2
#define GBLL    ((unsigned long_long) 1024*1024*1024)

/*-------------------------------------------------------------------------
 * prototypes
 *-------------------------------------------------------------------------
 */
int make_all_objects(hid_t loc_id);
int make_attributes(hid_t loc_id);
int make_hlinks(hid_t loc_id);
int make_early(void);
int make_layout(hid_t loc_id);
#ifdef H5_HAVE_FILTER_SZIP
int make_szip(hid_t loc_id);
#endif /* H5_HAVE_FILTER_SZIP */
int make_deflate(hid_t loc_id);
int make_shuffle(hid_t loc_id);
int make_fletcher32(hid_t loc_id);
int make_nbit(hid_t loc_id);
int make_scaleoffset(hid_t loc_id);
int make_all(hid_t loc_id);
int make_fill(hid_t loc_id);
int make_big(hid_t loc_id, int set_chunk);
int make_testfiles(void);
void write_dset_in(hid_t loc_id,const char* dset_name,hid_t file_id,int make_diffs );
void write_attr_in(hid_t loc_id,const char* dset_name,hid_t fid,int make_diffs );
int write_dset(hid_t loc_id,int rank,hsize_t *dims,const char *dset_name,hid_t type_id,void *buf );
int make_dset(hid_t loc_id,const char *name,hid_t sid,hid_t dcpl,void *buf);
int make_attr(hid_t loc_id,int rank,hsize_t *dims,const char *attr_name,hid_t type_id,void *buf);
void make_dset_reg_ref(hid_t loc_id);

/*-------------------------------------------------------------------------
 * Function: main
 *
 * Purpose: Executes h5repack tests
 *
 * Return: Success: zero
 *  Failure: 1
 *
 * Programmer:  Pedro Vicente <pvn@ncsa.uiuc.edu>
 *             January, 6, 2004
 *
 *-------------------------------------------------------------------------
 */

int main (void)
{
 pack_opt_t  pack_options;
 diff_opt_t  diff_options;
#if defined (H5_HAVE_FILTER_SZIP)
 int szip_can_encode = 0;
#endif
 hid_t       fapl;

 /* initialize */
 memset(&diff_options, 0, sizeof (diff_opt_t));
 memset(&pack_options, 0, sizeof (pack_opt_t));

 /* run tests  */
 puts("Testing h5repack:");

 /* setup */
 h5_reset();
 fapl = h5_fileaccess();

 /* make the test files */
 TESTING("    generating datasets");
 if (make_testfiles()<0)
  GOERROR;
 PASSED();

/*-------------------------------------------------------------------------
 * Format of the tests:
 *
 * 1) make a copy of the file with h5repack
 * 2) use the h5diff utility to compare the input and output file;
 *     it returns RET==0 if the objects have the same data
 *-------------------------------------------------------------------------
 */

/*-------------------------------------------------------------------------
 * file with fill values
 *-------------------------------------------------------------------------
 */
 TESTING("    copy of datasets (fill values)");
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack(FNAME0,FNAME0OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME0,FNAME0OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME0OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_cmpdcpl(FNAME0,FNAME0OUT)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;
 PASSED();

/*-------------------------------------------------------------------------
 * file with all kinds of dataset datatypes
 *-------------------------------------------------------------------------
 */
 TESTING("    copy of datasets (all datatypes)");
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack(FNAME1,FNAME1OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME1,FNAME1OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME1OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_cmpdcpl(FNAME1,FNAME1OUT)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;
 PASSED();


/*-------------------------------------------------------------------------
 * file with attributes
 *-------------------------------------------------------------------------
 */
 TESTING("    copy of datasets (attributes)");
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack(FNAME2,FNAME2OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME2,FNAME2OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME2OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_cmpdcpl(FNAME2,FNAME2OUT)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;
 PASSED();

/*-------------------------------------------------------------------------
 * file with hardlinks
 *-------------------------------------------------------------------------
 */
 TESTING("    copy of datasets (hardlinks)");
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack(FNAME3,FNAME3OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME3,FNAME3OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME3OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_cmpdcpl(FNAME3,FNAME3OUT)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();

/*-------------------------------------------------------------------------
 * alloc early test
 *-------------------------------------------------------------------------
 */
 TESTING("    copy of allocation early file");
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack(FNAME5,FNAME5OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME5,FNAME5OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME5OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;
  PASSED();

/*-------------------------------------------------------------------------
 * the remaining files differ in the dcpl's
 *-------------------------------------------------------------------------
 */

/*-------------------------------------------------------------------------
 * deflate
 *-------------------------------------------------------------------------
 */
 TESTING("    adding deflate filter");

#ifdef H5_HAVE_FILTER_DEFLATE

/*-------------------------------------------------------------------------
 * test an individual object option
 *-------------------------------------------------------------------------
 */

 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addfilter("dset1:GZIP=9",&pack_options)<0)
  GOERROR;
 if (h5repack_addlayout("dset1:CHUNK=20x10",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME4,FNAME4OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME4,FNAME4OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME4OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;
 PASSED();
#else
 SKIPPED();
#endif

/*-------------------------------------------------------------------------
 * test all objects option
 *-------------------------------------------------------------------------
 */

 TESTING("    adding deflate filter to all");

#ifdef H5_HAVE_FILTER_DEFLATE

 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addfilter("GZIP=1",&pack_options)<0)
  GOERROR;
 if (h5repack_addlayout("CHUNK=20x10",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME4,FNAME4OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME4,FNAME4OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME4OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();
#else
 SKIPPED();
#endif

/*-------------------------------------------------------------------------
 * SZIP
 *-------------------------------------------------------------------------
 */

 TESTING("    adding szip filter");

#if defined (H5_HAVE_FILTER_SZIP)
if (h5tools_can_encode(H5Z_FILTER_SZIP) >0) {
   szip_can_encode = 1;
}

/*-------------------------------------------------------------------------
 * test an individual object option
 *-------------------------------------------------------------------------
 */

if (szip_can_encode) {
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addfilter("dset2:SZIP=8,EC",&pack_options)<0)
  GOERROR;
 if (h5repack_addlayout("dset2:CHUNK=20x10",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME4,FNAME4OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME4,FNAME4OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME4OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();
} else {
 SKIPPED();
}
#else
 SKIPPED();
#endif


/*-------------------------------------------------------------------------
 * test all objects option
 *-------------------------------------------------------------------------
 */
TESTING("    adding szip filter to all");

#if defined (H5_HAVE_FILTER_SZIP)
if (szip_can_encode) {
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addfilter("SZIP=8,NN",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME4,FNAME4OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME4,FNAME4OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME4OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();
} else {
 SKIPPED();
}
#else
 SKIPPED();
#endif


 TESTING("    addding shuffle filter");

#ifdef H5_HAVE_FILTER_SHUFFLE

/*-------------------------------------------------------------------------
 * test an individual object option
 *-------------------------------------------------------------------------
 */

 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addfilter("dset1:SHUF",&pack_options)<0)
  GOERROR;
 if (h5repack_addlayout("dset1:CHUNK=20x10",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME4,FNAME4OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME4,FNAME4OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME4OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();
#else
 SKIPPED();
#endif

/*-------------------------------------------------------------------------
 * test all objects option
 *-------------------------------------------------------------------------
 */

TESTING("    addding shuffle filter to all");

#ifdef H5_HAVE_FILTER_SHUFFLE

 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addfilter("SHUF",&pack_options)<0)
  GOERROR;
 if (h5repack_addlayout("CHUNK=20x10",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME4,FNAME4OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME4,FNAME4OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME4OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();
#else
 SKIPPED();
#endif

 TESTING("    adding checksum filter");

#ifdef H5_HAVE_FILTER_FLETCHER32

/*-------------------------------------------------------------------------
 * test an individual object option
 *-------------------------------------------------------------------------
 */

 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addfilter("dset1:FLET",&pack_options)<0)
  GOERROR;
 if (h5repack_addlayout("dset1:CHUNK=20x10",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME4,FNAME4OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME4,FNAME4OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME4OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();
#else
 SKIPPED();
#endif

/*-------------------------------------------------------------------------
 * test all objects option
 *-------------------------------------------------------------------------
 */


 TESTING("    adding checksum filter to all");

#ifdef H5_HAVE_FILTER_FLETCHER32

 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addfilter("FLET",&pack_options)<0)
  GOERROR;
 if (h5repack_addlayout("CHUNK=20x10",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME4,FNAME4OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME4,FNAME4OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME4OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();
#else
 SKIPPED();
#endif


 TESTING("    filter queue fletcher, shuffle, deflate, szip");

/*-------------------------------------------------------------------------
 * add some filters
 *-------------------------------------------------------------------------
 */

 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addlayout("dset1:CHUNK 20x10",&pack_options)<0)
  GOERROR;

#if defined (H5_HAVE_FILTER_FLETCHER32)
 if (h5repack_addfilter("dset1:FLET",&pack_options)<0)
  GOERROR;
#endif

#ifdef H5_HAVE_FILTER_SHUFFLE
 if (h5repack_addfilter("dset1:SHUF",&pack_options)<0)
  GOERROR;
#endif

#if defined (H5_HAVE_FILTER_SZIP)
if (szip_can_encode) {
 if (h5repack_addfilter("dset1:SZIP=8,NN",&pack_options)<0)
  GOERROR;
}
#endif

#ifdef H5_HAVE_FILTER_DEFLATE
 if (h5repack_addfilter("dset1:GZIP=1",&pack_options)<0)
  GOERROR;
#endif

 if (h5repack(FNAME4,FNAME4OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME4,FNAME4OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME4OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();


 TESTING("    adding layout chunked");

/*-------------------------------------------------------------------------
 * test an individual object option
 *-------------------------------------------------------------------------
 */

 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addlayout("dset1:CHUNK=20x10",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME4,FNAME4OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME4,FNAME4OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME4OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;
 PASSED();

/*-------------------------------------------------------------------------
 * test all objects option
 *-------------------------------------------------------------------------
 */
 TESTING("    adding layout chunked to all");

 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addlayout("CHUNK=20x10",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME4,FNAME4OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME4,FNAME4OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME4OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();

 TESTING("    adding layout contiguous");

/*-------------------------------------------------------------------------
 * test an individual object option
 *-------------------------------------------------------------------------
 */
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addlayout("dset1:CONTI",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME4,FNAME4OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME4,FNAME4OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME4OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();

 TESTING("    adding layout contiguous to all");

/*-------------------------------------------------------------------------
 * test all objects option
 *-------------------------------------------------------------------------
 */
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addlayout("CONTI",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME4,FNAME4OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME4,FNAME4OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME4OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();

 TESTING("    adding layout compact");

/*-------------------------------------------------------------------------
 * test an individual object option
 *-------------------------------------------------------------------------
 */

 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addlayout("dset1:COMPA",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME4,FNAME4OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME4,FNAME4OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME4OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;
 PASSED();

 TESTING("    adding layout compact to all");

/*-------------------------------------------------------------------------
 * test all objects option
 *-------------------------------------------------------------------------
 */

 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addlayout("COMPA",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME4,FNAME4OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME4,FNAME4OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME4OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();


 TESTING("    layout compact to contiguous conversion");

/*-------------------------------------------------------------------------
 * layout compact to contiguous conversion
 *-------------------------------------------------------------------------
 */
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addlayout("dset_compact:CONTI",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME4,FNAME4OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME4,FNAME4OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME4OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;
  PASSED();

 TESTING("    layout compact to chunk conversion");

/*-------------------------------------------------------------------------
 * layout compact to chunk conversion
 *-------------------------------------------------------------------------
 */
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addlayout("dset_compact:CHUNK=2x5",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME4,FNAME4OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME4,FNAME4OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME4OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;
  PASSED();

  TESTING("    layout compact to compact conversion");

/*-------------------------------------------------------------------------
 * layout compact to compact conversion
 *-------------------------------------------------------------------------
 */
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addlayout("dset_compact:COMPA",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME4,FNAME4OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME4,FNAME4OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME4OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;
  PASSED();

 TESTING("    layout contiguous to compact conversion");
/*-------------------------------------------------------------------------
 * layout contiguous to compact conversion
 *-------------------------------------------------------------------------
 */
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addlayout("dset_contiguous:COMPA",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME4,FNAME4OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME4,FNAME4OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME4OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;
  PASSED();

 TESTING("    layout contiguous to chunk conversion");
/*-------------------------------------------------------------------------
 * layout contiguous to chunk conversion
 *-------------------------------------------------------------------------
 */
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addlayout("dset_contiguous:CHUNK=3x6",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME4,FNAME4OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME4,FNAME4OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME4OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;
  PASSED();

  TESTING("    layout contiguous to contiguous conversion");

/*-------------------------------------------------------------------------
 * layout contiguous to contiguous conversion
 *-------------------------------------------------------------------------
 */
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addlayout("dset_contiguous:CONTI",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME4,FNAME4OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME4,FNAME4OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME4OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;
  PASSED();

 TESTING("    layout chunked to compact conversion");
/*-------------------------------------------------------------------------
 * layout chunked to compact conversion
 *-------------------------------------------------------------------------
 */
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addlayout("dset_chunk:COMPA",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME4,FNAME4OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME4,FNAME4OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME4OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;
  PASSED();

 TESTING("    layout chunked to contiguous conversion");

/*-------------------------------------------------------------------------
 * layout chunked to contiguous conversion
 *-------------------------------------------------------------------------
 */
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addlayout("dset_chunk:CONTI",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME4,FNAME4OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME4,FNAME4OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME4OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;
  PASSED();

 TESTING("    layout chunked to chunk conversion");
/*-------------------------------------------------------------------------
 * layout chunked to chunked conversion
 *-------------------------------------------------------------------------
 */
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addlayout("dset_chunk:CHUNK=18x13",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME4,FNAME4OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME4,FNAME4OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME4OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;
  PASSED();


/*-------------------------------------------------------------------------
 * the following tests assume the input files have filters
 * FNAME7     
 * FNAME8     
 * FNAME9     
 * FNAME10    
 * FNAME11    
 *-------------------------------------------------------------------------
 */


 TESTING("    copy of szip filter");

#if defined (H5_HAVE_FILTER_SZIP)
if (szip_can_encode) {
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack(FNAME7,FNAME7OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME7,FNAME7OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME7OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();
} else {
 SKIPPED();
}
#else
 SKIPPED();
#endif

  TESTING("    removing szip filter");

#if defined (H5_HAVE_FILTER_SZIP)
if (szip_can_encode) {
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addfilter("dset_szip:NONE",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME7,FNAME7OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME7,FNAME7OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME7OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();
} else {
 SKIPPED();
}
#else
 SKIPPED();
#endif


  TESTING("    copy of deflate filter");

#ifdef H5_HAVE_FILTER_DEFLATE
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack(FNAME8,FNAME8OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME8,FNAME8OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME8OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();
#else
 SKIPPED();
#endif


 TESTING("    removing deflate filter");

#ifdef H5_HAVE_FILTER_DEFLATE
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addfilter("dset_deflate:NONE",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME8,FNAME8OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME8,FNAME8OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME8OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();
#else
 SKIPPED();
#endif



 TESTING("    copy of shuffle filter");

#ifdef H5_HAVE_FILTER_SHUFFLE
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack(FNAME9,FNAME9OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME9,FNAME9OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME9OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();
#else
 SKIPPED();
#endif

 TESTING("    removing shuffle filter");

#ifdef H5_HAVE_FILTER_SHUFFLE
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addfilter("dset_shuffle:NONE",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME9,FNAME9OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME9,FNAME9OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME9OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();
#else
 SKIPPED();
#endif

 TESTING("    copy of fletcher filter");

#ifdef H5_HAVE_FILTER_FLETCHER32
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack(FNAME10,FNAME10OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME10,FNAME10OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME10OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();
#else
 SKIPPED();
#endif

  TESTING("    removing fletcher filter");

#ifdef H5_HAVE_FILTER_FLETCHER32
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addfilter("dset_fletcher32:NONE",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME10,FNAME10OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME10,FNAME10OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME10OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();
#else
 SKIPPED();
#endif


 TESTING("    copy of nbit filter");

#ifdef H5_HAVE_FILTER_NBIT
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack(FNAME12,FNAME12OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME12,FNAME12OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME12OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();
#else
 SKIPPED();
#endif

  TESTING("    removing nbit filter");

#ifdef H5_HAVE_FILTER_NBIT
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addfilter("dset_nbit:NONE",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME12,FNAME12OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME12,FNAME12OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME12OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();
#else
 SKIPPED();
#endif

  TESTING("    adding nbit filter");

#ifdef H5_HAVE_FILTER_NBIT
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addfilter("dset_int31:NBIT",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME12,FNAME12OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME12,FNAME12OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME12OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();
#else
 SKIPPED();
#endif
 TESTING("    copy of scaleoffset filter");

#ifdef H5_HAVE_FILTER_SCALEOFFSET
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack(FNAME13,FNAME13OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME13,FNAME13OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME13OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();
#else
 SKIPPED();
#endif

  TESTING("    removing scaleoffset filter");

#ifdef H5_HAVE_FILTER_SCALEOFFSET
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addfilter("dset_scaleoffset:NONE",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME13,FNAME13OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME13,FNAME13OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME13OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();
#else
 SKIPPED();
#endif


  TESTING("    adding scaleoffset filter");

#ifdef H5_HAVE_FILTER_SCALEOFFSET
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addfilter("dset_none:SOFF=31,IN",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME13,FNAME13OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME13,FNAME13OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME13OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();
#else
 SKIPPED();
#endif

/*-------------------------------------------------------------------------
 * file with all filters
 *  dset_all
 *  dset_deflate
 *  dset_szip
 *  dset_shuffle
 *  dset_fletcher32
 *-------------------------------------------------------------------------
 */


 TESTING("    filter conversion from deflate to szip");

#if defined (H5_HAVE_FILTER_SZIP) \
    && defined (H5_HAVE_FILTER_DEFLATE) \
    && defined (H5_HAVE_FILTER_FLETCHER32) && defined (H5_HAVE_FILTER_SHUFFLE)

if (szip_can_encode) {
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addfilter("dset_deflate:SZIP=8,NN",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME11,FNAME11OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME11,FNAME11OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME11OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();
} else {
 SKIPPED();
}
#else
 SKIPPED();
#endif

 TESTING("    filter conversion from szip to deflate");

#if defined (H5_HAVE_FILTER_SZIP) \
    && defined (H5_HAVE_FILTER_DEFLATE) \
    && defined (H5_HAVE_FILTER_FLETCHER32) && defined (H5_HAVE_FILTER_SHUFFLE)

if (szip_can_encode) {
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addfilter("dset_szip:GZIP=1",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME11,FNAME11OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME11,FNAME11OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME11OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();
} else {
 SKIPPED();
}
#else
 SKIPPED();
#endif


/*-------------------------------------------------------------------------
 * test the NONE global option
 *-------------------------------------------------------------------------
 */

  TESTING("    removing all filters");

#if defined (H5_HAVE_FILTER_SZIP) && defined (H5_HAVE_FILTER_DEFLATE) \
    && defined (H5_HAVE_FILTER_FLETCHER32) && defined (H5_HAVE_FILTER_SHUFFLE)

 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack_addfilter("NONE",&pack_options)<0)
  GOERROR;
 if (h5repack(FNAME11,FNAME11OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME11,FNAME11OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME11OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;

 PASSED();
#else
 SKIPPED();
#endif

/*-------------------------------------------------------------------------
 * test a big file
 *-------------------------------------------------------------------------
 */
 TESTING("    big file");
 if (h5repack_init (&pack_options, 0)<0)
  GOERROR;
 if (h5repack(FNAME14,FNAME14OUT,&pack_options) < 0)
  GOERROR;
 if (h5diff(FNAME14,FNAME14OUT,NULL,NULL,&diff_options) >0)
  GOERROR;
 if (h5repack_verify(FNAME14OUT,&pack_options)<=0)
  GOERROR;
 if (h5repack_end (&pack_options)<0)
  GOERROR;
 PASSED();


/*-------------------------------------------------------------------------
 * end
 *-------------------------------------------------------------------------
 */

 puts("All h5repack tests passed.");

 h5_cleanup(H5REPACK_FILENAMES, fapl); 

 return 0;

error:
 puts("***** H5REPACK TESTS FAILED *****");
 return 1;

}


/*-------------------------------------------------------------------------
 * Function: make_testfiles
 *
 * Purpose: make a test file with all types of HDF5 objects,
 *   datatypes and filters
 *
 *-------------------------------------------------------------------------
 */
int make_testfiles(void)
{
 hid_t  loc_id;  /* file ID */


/*-------------------------------------------------------------------------
 * create a file for general copy test
 *-------------------------------------------------------------------------
 */
 if((loc_id = H5Fcreate(FNAME0,H5F_ACC_TRUNC,H5P_DEFAULT,H5P_DEFAULT))<0)
  return -1;
 if (make_fill(loc_id)<0)
  goto out;
 if(H5Fclose(loc_id)<0)
  return -1;

/*-------------------------------------------------------------------------
 * create another file for general copy test (all datatypes)
 *-------------------------------------------------------------------------
 */
 if((loc_id = H5Fcreate(FNAME1,H5F_ACC_TRUNC,H5P_DEFAULT,H5P_DEFAULT))<0)
  return -1;
 if (make_all_objects(loc_id)<0)
  goto out;
 if(H5Fclose(loc_id)<0)
  return -1;

/*-------------------------------------------------------------------------
 * create a file for attributes copy test
 *-------------------------------------------------------------------------
 */
 if((loc_id = H5Fcreate(FNAME2,H5F_ACC_TRUNC,H5P_DEFAULT,H5P_DEFAULT))<0)
  return -1;
 if (make_attributes(loc_id)<0)
  goto out;
 if(H5Fclose(loc_id)<0)
  return -1;
/*-------------------------------------------------------------------------
 * create a file for hard links test
 *-------------------------------------------------------------------------
 */
 if((loc_id = H5Fcreate(FNAME3,H5F_ACC_TRUNC,H5P_DEFAULT,H5P_DEFAULT))<0)
  return -1;
 if (make_hlinks(loc_id)<0)
  goto out;
 if(H5Fclose(loc_id)<0)
  return -1;
/*-------------------------------------------------------------------------
 * create a file for layouts test
 *-------------------------------------------------------------------------
 */
 if((loc_id = H5Fcreate(FNAME4,H5F_ACC_TRUNC,H5P_DEFAULT,H5P_DEFAULT))<0)
  return -1;
 if (make_layout(loc_id)<0)
  goto out;
 if(H5Fclose(loc_id)<0)
  return -1;

/*-------------------------------------------------------------------------
 * create a file for the H5D_ALLOC_TIME_EARLY test
 *-------------------------------------------------------------------------
 */
 if (make_early()<0)
  goto out;

/*-------------------------------------------------------------------------
 * create a file with the SZIP filter
 *-------------------------------------------------------------------------
 */
#ifdef H5_HAVE_FILTER_SZIP
 if((loc_id = H5Fcreate(FNAME7,H5F_ACC_TRUNC,H5P_DEFAULT,H5P_DEFAULT))<0)
  return -1;
 if (make_szip(loc_id)<0)
  goto out;
 if(H5Fclose(loc_id)<0)
  return -1;
#endif /* H5_HAVE_FILTER_SZIP */

/*-------------------------------------------------------------------------
 * create a file with the deflate filter
 *-------------------------------------------------------------------------
 */
 if((loc_id = H5Fcreate(FNAME8,H5F_ACC_TRUNC,H5P_DEFAULT,H5P_DEFAULT))<0)
  return -1;
 if (make_deflate(loc_id)<0)
  goto out;
 if(H5Fclose(loc_id)<0)
  return -1;

/*-------------------------------------------------------------------------
 * create a file with the shuffle filter
 *-------------------------------------------------------------------------
 */
 if((loc_id = H5Fcreate(FNAME9,H5F_ACC_TRUNC,H5P_DEFAULT,H5P_DEFAULT))<0)
  return -1;
 if (make_shuffle(loc_id)<0)
  goto out;
 if(H5Fclose(loc_id)<0)
  return -1;

/*-------------------------------------------------------------------------
 * create a file with the fletcher32 filter
 *-------------------------------------------------------------------------
 */
 if((loc_id = H5Fcreate(FNAME10,H5F_ACC_TRUNC,H5P_DEFAULT,H5P_DEFAULT))<0)
  return -1;
 if (make_fletcher32(loc_id)<0)
  goto out;
 if(H5Fclose(loc_id)<0)
  return -1;

/*-------------------------------------------------------------------------
 * create a file with all the filters
 *-------------------------------------------------------------------------
 */
 if((loc_id = H5Fcreate(FNAME11,H5F_ACC_TRUNC,H5P_DEFAULT,H5P_DEFAULT))<0)
  return -1;
 if (make_all(loc_id)<0)
  goto out;
 if(H5Fclose(loc_id)<0)
  return -1;

/*-------------------------------------------------------------------------
 * create a file with the nbit filter
 *-------------------------------------------------------------------------
 */
 if((loc_id = H5Fcreate(FNAME12,H5F_ACC_TRUNC,H5P_DEFAULT,H5P_DEFAULT))<0)
  return -1;
 if (make_nbit(loc_id)<0)
  goto out;
 if(H5Fclose(loc_id)<0)
  return -1;

/*-------------------------------------------------------------------------
 * create a file with the scaleoffset filter
 *-------------------------------------------------------------------------
 */
 if((loc_id = H5Fcreate(FNAME13,H5F_ACC_TRUNC,H5P_DEFAULT,H5P_DEFAULT))<0)
  return -1;
 if (make_scaleoffset(loc_id)<0)
  goto out;
 if(H5Fclose(loc_id)<0)
  return -1;

/*-------------------------------------------------------------------------
 * create a big dataset
 *-------------------------------------------------------------------------
 */
 if((loc_id = H5Fcreate(FNAME14,H5F_ACC_TRUNC,H5P_DEFAULT,H5P_DEFAULT))<0)
  return -1;
 if (make_big(loc_id, 1)<0)
  goto out;
 if(H5Fclose(loc_id)<0)
  return -1;

 return 0;

out:
  H5Fclose(loc_id);
 return -1;
}



/*-------------------------------------------------------------------------
 * Function: make_all_objects
 *
 * Purpose: make a test file with all types of HDF5 objects
 *
 *-------------------------------------------------------------------------
 */
int make_all_objects(hid_t loc_id)
{
 hid_t   dset_id;
 hid_t   group_id;
 hid_t   type_id;
 hid_t   root_id;
 hid_t   space_id;
 hsize_t dims[1]={2};
 /* Compound datatype */
 typedef struct s_t
 {
  int    a;
  float  b;
 } s_t;

/*-------------------------------------------------------------------------
 * H5G_DATASET
 *-------------------------------------------------------------------------
 */
 space_id = H5Screate_simple(1,dims,NULL);
 dset_id  = H5Dcreate(loc_id,"dset_referenced",H5T_NATIVE_INT,space_id,H5P_DEFAULT);
 H5Sclose(space_id);

/*-------------------------------------------------------------------------
 * H5G_GROUP
 *-------------------------------------------------------------------------
 */
 group_id  = H5Gcreate(loc_id,"g1",0);
 root_id   = H5Gopen(loc_id, "/");

/*-------------------------------------------------------------------------
 * H5G_TYPE
 *-------------------------------------------------------------------------
 */

 /* Create a memory compound datatype */
 type_id = H5Tcreate (H5T_COMPOUND, sizeof(s_t));
 H5Tinsert(type_id, "a", HOFFSET(s_t, a), H5T_NATIVE_INT);
 H5Tinsert(type_id, "b", HOFFSET(s_t, b), H5T_NATIVE_FLOAT);
 /* Commit compound datatype and close it */
 H5Tcommit(loc_id, "type", type_id);
 H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5G_LINK
 *-------------------------------------------------------------------------
 */

 H5Glink(loc_id, H5L_TYPE_SOFT, "dset", "link");

/*-------------------------------------------------------------------------
 * H5G_UDLINK
 *-------------------------------------------------------------------------
 */
 /* Create an external link. Other UD links are not supported by h5repack */
 H5Lcreate_external("file", "path", loc_id, "ext_link", H5P_DEFAULT, H5P_DEFAULT);

/*-------------------------------------------------------------------------
 * write a series of datasetes
 *-------------------------------------------------------------------------
 */

 write_dset_in(root_id,"dset_referenced",loc_id,0);

 /* Close */
 H5Dclose(dset_id);
 H5Gclose(group_id);
 H5Gclose(root_id);

 return 0;

}


/*-------------------------------------------------------------------------
 * Function: make_attributes
 *
 * Purpose: make a test file with all types of attributes
 *
 *-------------------------------------------------------------------------
 */
int make_attributes(hid_t loc_id)
{
 hid_t   dset_id;
 hid_t   group_id;
 hid_t   root_id;
 hid_t   space_id;
 hsize_t dims[1]={2};


/*-------------------------------------------------------------------------
 * H5G_DATASET
 *-------------------------------------------------------------------------
 */

 space_id = H5Screate_simple(1,dims,NULL);
 dset_id  = H5Dcreate(loc_id,"dset",H5T_NATIVE_INT,space_id,H5P_DEFAULT);
 H5Sclose(space_id);

/*-------------------------------------------------------------------------
 * H5G_GROUP
 *-------------------------------------------------------------------------
 */
 group_id  = H5Gcreate(loc_id,"g1",0);
 root_id   = H5Gopen(loc_id, "/");

/*-------------------------------------------------------------------------
 * write a series of attributes on the dataset, group, and root group
 *-------------------------------------------------------------------------
 */

 write_attr_in(dset_id,"dset",loc_id,0);
 write_attr_in(group_id,"dset",loc_id,0);
 write_attr_in(root_id,"dset",loc_id,0);

 /* Close */
 H5Dclose(dset_id);
 H5Gclose(group_id);
 H5Gclose(root_id);

 return 0;

}

/*-------------------------------------------------------------------------
 * Function: make_hlinks
 *
 * Purpose: make a test file with hard links
 *
 *-------------------------------------------------------------------------
 */
int make_hlinks(hid_t loc_id)
{
 hid_t   group1_id;
 hid_t   group2_id;
 hid_t   group3_id;
 hsize_t dims[2]={3,2};
 int     buf[3][2]= {{1,1},{1,2},{2,2}};

/*-------------------------------------------------------------------------
 * create a dataset and some hard links to it
 *-------------------------------------------------------------------------
 */

 if (write_dset(loc_id,2,dims,"dset",H5T_NATIVE_INT,buf)<0)
  return -1;
 if (H5Glink(loc_id, H5L_TYPE_HARD, "dset", "link1 to dset")<0)
  return -1;
 if (H5Glink(loc_id, H5L_TYPE_HARD, "dset", "link2 to dset")<0)
  return -1;
 if (H5Glink(loc_id, H5L_TYPE_HARD, "dset", "link3 to dset")<0)
  return -1;


/*-------------------------------------------------------------------------
 * create a group and some hard links to it
 *-------------------------------------------------------------------------
 */

 if ((group1_id = H5Gcreate(loc_id,"g1",0))<0)
  return -1;
 if ((group2_id = H5Gcreate(group1_id,"g2",0))<0)
  return -1;
 if ((group3_id = H5Gcreate(group2_id,"g3",0))<0)
  return -1;

 if (H5Glink2(loc_id, "g1", H5L_TYPE_HARD, group2_id, "link1 to g1")<0)
  return -1;
 if (H5Glink2(group1_id, "g2", H5L_TYPE_HARD, group3_id, "link1 to g2")<0)
  return -1;

 H5Gclose(group1_id);
 H5Gclose(group2_id);
 H5Gclose(group3_id);

 return 0;

}


/*-------------------------------------------------------------------------
 * Function: make_szip
 *
 * Purpose: make a dataset with the SZIP filter
 *
 *-------------------------------------------------------------------------
 */
#ifdef H5_HAVE_FILTER_SZIP
int make_szip(hid_t loc_id)
{
 hid_t    dcpl; /* dataset creation property list */
 hid_t    sid;  /* dataspace ID */
 unsigned szip_options_mask=H5_SZIP_ALLOW_K13_OPTION_MASK|H5_SZIP_NN_OPTION_MASK;
 unsigned szip_pixels_per_block=8;
 hsize_t  dims[RANK]={DIM1,DIM2};
 hsize_t  chunk_dims[RANK]={CDIM1,CDIM2};
 int      buf[DIM1][DIM2];
 int      i, j, n;
 int szip_can_encode = 0;

 for (i=n=0; i<DIM1; i++){
  for (j=0; j<DIM2; j++){
   buf[i][j]=n++;
  }
 }
 /* create a space */
 if((sid = H5Screate_simple(RANK, dims, NULL))<0)
  return -1;
 /* create a dcpl */
 if ((dcpl = H5Pcreate(H5P_DATASET_CREATE))<0)
  goto out;
 /* set up chunk */
 if(H5Pset_chunk(dcpl, RANK, chunk_dims)<0)
  goto out;

/*-------------------------------------------------------------------------
 * SZIP
 *-------------------------------------------------------------------------
 */
 /* Make sure encoding is enabled */
if (h5tools_can_encode(H5Z_FILTER_SZIP) == 1) {
   szip_can_encode = 1;
}
if (szip_can_encode) {
 /* set szip data */
 if(H5Pset_szip (dcpl,szip_options_mask,szip_pixels_per_block)<0)
  goto out;
 if (make_dset(loc_id,"dset_szip",sid,dcpl,buf)<0)
  goto out;
} else {
 /* WARNING? SZIP is decoder only, can't generate test files */
}

 if(H5Sclose(sid)<0)
  goto out;
 if(H5Pclose(dcpl)<0)
  goto out;

 return 0;

out:
 H5E_BEGIN_TRY {
  H5Pclose(dcpl);
  H5Sclose(sid);
 } H5E_END_TRY;
 return -1;
}
#endif /* H5_HAVE_FILTER_SZIP */



/*-------------------------------------------------------------------------
 * Function: make_deflate
 *
 * Purpose: make a dataset with the deflate filter
 *
 *-------------------------------------------------------------------------
 */
int make_deflate(hid_t loc_id)
{
 hid_t      dcpl; /* dataset creation property list */
 hid_t      sid;  /* dataspace ID */
 hsize_t    dims[RANK]={DIM1,DIM2};
 hsize_t    chunk_dims[RANK]={CDIM1,CDIM2};
 int        buf[DIM1][DIM2];
 hobj_ref_t bufref[1]; /* reference */
 hsize_t    dims1r[1]={1};
 int        i, j, n;

 for (i=n=0; i<DIM1; i++){
  for (j=0; j<DIM2; j++){
   buf[i][j]=n++;
  }
 }

 /* create a space */
 if((sid = H5Screate_simple(RANK, dims, NULL))<0)
  return -1;
 /* create a dcpl */
 if ((dcpl = H5Pcreate(H5P_DATASET_CREATE))<0)
  goto out;
 /* set up chunk */
 if(H5Pset_chunk(dcpl, RANK, chunk_dims)<0)
  goto out;
/*-------------------------------------------------------------------------
 * GZIP
 *-------------------------------------------------------------------------
 */
#if defined (H5_HAVE_FILTER_DEFLATE)
 /* set deflate data */
 if(H5Pset_deflate(dcpl, 9)<0)
  goto out;
 if (make_dset(loc_id,"dset_deflate",sid,dcpl,buf)<0)
  goto out;

 /* create a reference to the dataset, test second seeep of file for references */

 if (H5Rcreate(&bufref[0],loc_id,"dset_deflate",H5R_OBJECT,-1)<0)
  goto out;
 if (write_dset(loc_id,1,dims1r,"ref",H5T_STD_REF_OBJ,bufref)<0)
  goto out;
#endif

/*-------------------------------------------------------------------------
 * close space and dcpl
 *-------------------------------------------------------------------------
 */
 if(H5Sclose(sid)<0)
  goto out;
 if(H5Pclose(dcpl)<0)
  goto out;

 return 0;

out:
 H5E_BEGIN_TRY {
  H5Pclose(dcpl);
  H5Sclose(sid);
 } H5E_END_TRY;
 return -1;
}


/*-------------------------------------------------------------------------
 * Function: make_shuffle
 *
 * Purpose: make a dataset with the shuffle filter
 *
 *-------------------------------------------------------------------------
 */
int make_shuffle(hid_t loc_id)
{
 hid_t    dcpl; /* dataset creation property list */
 hid_t    sid;  /* dataspace ID */
 hsize_t  dims[RANK]={DIM1,DIM2};
 hsize_t  chunk_dims[RANK]={CDIM1,CDIM2};
 int      buf[DIM1][DIM2];
 int      i, j, n;

 for (i=n=0; i<DIM1; i++){
  for (j=0; j<DIM2; j++){
   buf[i][j]=n++;
  }
 }
 /* create a space */
 if((sid = H5Screate_simple(RANK, dims, NULL))<0)
  return -1;
 /* create a dcpl */
 if ((dcpl = H5Pcreate(H5P_DATASET_CREATE))<0)
  goto out;
 /* set up chunk */
 if(H5Pset_chunk(dcpl, RANK, chunk_dims)<0)
  goto out;

/*-------------------------------------------------------------------------
 * shuffle
 *-------------------------------------------------------------------------
 */
#if defined (H5_HAVE_FILTER_SHUFFLE)
 /* set the shuffle filter */
 if (H5Pset_shuffle(dcpl)<0)
  goto out;
 if (make_dset(loc_id,"dset_shuffle",sid,dcpl,buf)<0)
  goto out;
#endif

/*-------------------------------------------------------------------------
 * close space and dcpl
 *-------------------------------------------------------------------------
 */
 if(H5Sclose(sid)<0)
  goto out;
 if(H5Pclose(dcpl)<0)
  goto out;

 return 0;

out:
 H5E_BEGIN_TRY {
  H5Pclose(dcpl);
  H5Sclose(sid);
 } H5E_END_TRY;
 return -1;
}

/*-------------------------------------------------------------------------
 * Function: make_fletcher32
 *
 * Purpose: make a dataset with the fletcher32 filter
 *
 *-------------------------------------------------------------------------
 */
int make_fletcher32(hid_t loc_id)
{
 hid_t    dcpl; /* dataset creation property list */
 hid_t    sid;  /* dataspace ID */
 hsize_t  dims[RANK]={DIM1,DIM2};
 hsize_t  chunk_dims[RANK]={CDIM1,CDIM2};
 int      buf[DIM1][DIM2];
 int      i, j, n;

 for (i=n=0; i<DIM1; i++){
  for (j=0; j<DIM2; j++){
   buf[i][j]=n++;
  }
 }
 /* create a space */
 if((sid = H5Screate_simple(RANK, dims, NULL))<0)
  return -1;
 /* create a dataset creation property list; the same DCPL is used for all dsets */
 if ((dcpl = H5Pcreate(H5P_DATASET_CREATE))<0)
  goto out;
 /* set up chunk */
 if(H5Pset_chunk(dcpl, RANK, chunk_dims)<0)
  goto out;


/*-------------------------------------------------------------------------
 * fletcher32
 *-------------------------------------------------------------------------
 */
#if defined (H5_HAVE_FILTER_FLETCHER32)
 /* remove the filters from the dcpl */
 if (H5Premove_filter(dcpl,H5Z_FILTER_ALL)<0)
  goto out;
 /* set the checksum filter */
 if (H5Pset_fletcher32(dcpl)<0)
  goto out;
 if (make_dset(loc_id,"dset_fletcher32",sid,dcpl,buf)<0)
  goto out;
#endif

/*-------------------------------------------------------------------------
 * close space and dcpl
 *-------------------------------------------------------------------------
 */
 if(H5Sclose(sid)<0)
  goto out;
 if(H5Pclose(dcpl)<0)
  goto out;

 return 0;

out:
 H5E_BEGIN_TRY {
  H5Pclose(dcpl);
  H5Sclose(sid);
 } H5E_END_TRY;
 return -1;
}


/*-------------------------------------------------------------------------
 * Function: make_nbit
 *
 * Purpose: make a dataset with the nbit filter
 *
 *-------------------------------------------------------------------------
 */
int make_nbit(hid_t loc_id)
{
 hid_t    dcpl; /* dataset creation property list */
 hid_t    sid;  /* dataspace ID */
 hid_t    dtid;
 hid_t    dsid;
 hsize_t  dims[RANK]={DIM1,DIM2};
 hsize_t  chunk_dims[RANK]={CDIM1,CDIM2};
 int      buf[DIM1][DIM2];
 int      i, j, n;

 for (i=n=0; i<DIM1; i++){
  for (j=0; j<DIM2; j++){
   buf[i][j]=n++;
  }
 }
 /* create a space */
 if((sid = H5Screate_simple(RANK, dims, NULL))<0)
  return -1;
 /* create a dataset creation property list; the same DCPL is used for all dsets */
 if ((dcpl = H5Pcreate(H5P_DATASET_CREATE))<0)
  goto out;
 /* set up chunk */
 if(H5Pset_chunk(dcpl, RANK, chunk_dims)<0)
  goto out;

 dtid = H5Tcopy(H5T_NATIVE_INT);
 if (H5Tset_precision(dtid,(H5Tget_precision(dtid) - 1)) < 0)
 {
  H5Tclose(dtid);
  goto out;
 }

#if defined (H5_HAVE_FILTER_NBIT)
 /* remove the filters from the dcpl */
 if (H5Premove_filter(dcpl,H5Z_FILTER_ALL)<0)
 {
  H5Tclose(dtid);
  goto out;
 }
 if (H5Pset_nbit(dcpl)<0)
 {
  H5Tclose(dtid);
  goto out;
 }
 if((dsid = H5Dcreate (loc_id,"dset_nbit",dtid,sid,dcpl))<0)
 {
  H5Tclose(dtid);
  goto out;
 }
 if(H5Dwrite(dsid,dtid,H5S_ALL,H5S_ALL,H5P_DEFAULT,buf)<0)
 {
  H5Tclose(dtid);
  goto out;
 }
 H5Dclose(dsid);

 if (H5Premove_filter(dcpl,H5Z_FILTER_ALL)<0)
 {
  H5Tclose(dtid);
  goto out;
 }
 if((dsid = H5Dcreate (loc_id,"dset_int31",dtid,sid,dcpl))<0)
 {
  H5Tclose(dtid);
  goto out;
 }
 if(H5Dwrite(dsid,dtid,H5S_ALL,H5S_ALL,H5P_DEFAULT,buf)<0)
 {
  H5Tclose(dtid);
  goto out;
 }
 H5Dclose(dsid);
#endif

/*-------------------------------------------------------------------------
 * close 
 *-------------------------------------------------------------------------
 */
 if(H5Sclose(sid)<0)
  goto out;
 if(H5Pclose(dcpl)<0)
  goto out;
 if (H5Tclose(dtid)<0)
  goto out;

 return 0;

out:
 H5E_BEGIN_TRY {
  H5Pclose(dcpl);
  H5Sclose(sid);
 } H5E_END_TRY;
 return -1;
}


/*-------------------------------------------------------------------------
 * Function: make_scaleoffset
 *
 * Purpose: make a dataset with the scaleoffset filter
 *
 *-------------------------------------------------------------------------
 */
int make_scaleoffset(hid_t loc_id)
{
 hid_t    dcpl; /* dataset creation property list */
 hid_t    sid;  /* dataspace ID */
 hid_t    dtid;
 hid_t    dsid;
 hsize_t  dims[RANK]={DIM1,DIM2};
 hsize_t  chunk_dims[RANK]={CDIM1,CDIM2};
 int      buf[DIM1][DIM2];
 int      i, j, n;

 for (i=n=0; i<DIM1; i++){
  for (j=0; j<DIM2; j++){
   buf[i][j]=n++;
  }
 }
 /* create a space */
 if((sid = H5Screate_simple(RANK, dims, NULL))<0)
  return -1;
 /* create a dataset creation property list; the same DCPL is used for all dsets */
 if ((dcpl = H5Pcreate(H5P_DATASET_CREATE))<0)
  goto out;
 /* set up chunk */
 if(H5Pset_chunk(dcpl, RANK, chunk_dims)<0)
  goto out;

 dtid = H5Tcopy(H5T_NATIVE_INT);

#if defined (H5_HAVE_FILTER_SCALEOFFSET)
 /* remove the filters from the dcpl */
 if (H5Premove_filter(dcpl,H5Z_FILTER_ALL)<0)
 {
  H5Tclose(dtid);
  goto out;
 }
 if (H5Pset_scaleoffset(dcpl,H5Z_SO_INT,31)<0)
 {
  H5Tclose(dtid);
  goto out;
 }
 if((dsid = H5Dcreate (loc_id,"dset_scaleoffset",dtid,sid,dcpl))<0)
 {
  H5Tclose(dtid);
  goto out;
 }
 if(H5Dwrite(dsid,dtid,H5S_ALL,H5S_ALL,H5P_DEFAULT,buf)<0)
 {
  H5Tclose(dtid);
  goto out;
 }
 H5Dclose(dsid);
 if((dsid = H5Dcreate (loc_id,"dset_none",dtid,sid,H5P_DEFAULT))<0)
 {
  H5Tclose(dtid);
  goto out;
 }
 if(H5Dwrite(dsid,dtid,H5S_ALL,H5S_ALL,H5P_DEFAULT,buf)<0)
 {
  H5Tclose(dtid);
  goto out;
 }
 H5Tclose(dtid);
 H5Dclose(dsid);
#endif

/*-------------------------------------------------------------------------
 * close space and dcpl
 *-------------------------------------------------------------------------
 */
 if(H5Sclose(sid)<0)
  goto out;
 if(H5Pclose(dcpl)<0)
  goto out;

 return 0;

out:
 H5E_BEGIN_TRY {
  H5Pclose(dcpl);
  H5Sclose(sid);
 } H5E_END_TRY;
 return -1;
}


/*-------------------------------------------------------------------------
 * Function: make_all
 *
 * Purpose: make a file with all filters
 *
 *-------------------------------------------------------------------------
 */
int make_all(hid_t loc_id)
{
 hid_t    dcpl; /* dataset creation property list */
 hid_t    sid;  /* dataspace ID */
#if defined (H5_HAVE_FILTER_NBIT)
 hid_t    dtid;
 hid_t    dsid;
#endif /* H5_HAVE_FILTER_NBIT */
#if defined (H5_HAVE_FILTER_SZIP)
 unsigned szip_options_mask=H5_SZIP_ALLOW_K13_OPTION_MASK|H5_SZIP_NN_OPTION_MASK;
 unsigned szip_pixels_per_block=8;
#endif /* H5_HAVE_FILTER_SZIP */
 hsize_t  dims[RANK]={DIM1,DIM2};
 hsize_t  chunk_dims[RANK]={CDIM1,CDIM2};
 int      buf[DIM1][DIM2];
 int      i, j, n;
#if defined (H5_HAVE_FILTER_SZIP)
 int szip_can_encode = 0;
#endif

 for (i=n=0; i<DIM1; i++){
  for (j=0; j<DIM2; j++){
   buf[i][j]=n++;
  }
 }
 /* create a space */
 if((sid = H5Screate_simple(RANK, dims, NULL))<0)
  return -1;
 /* create a dataset creation property list; the same DCPL is used for all dsets */
 if ((dcpl = H5Pcreate(H5P_DATASET_CREATE))<0)
  goto out;
 /* set up chunk */
 if(H5Pset_chunk(dcpl, RANK, chunk_dims)<0)
  goto out;

#if defined (H5_HAVE_FILTER_SHUFFLE)
 /* set the shuffle filter */
 if (H5Pset_shuffle(dcpl)<0)
  goto out;
#endif

#if defined (H5_HAVE_FILTER_FLETCHER32)
 /* set the checksum filter */
 if (H5Pset_fletcher32(dcpl)<0)
  goto out;
#endif

#if defined (H5_HAVE_FILTER_SZIP)
if (h5tools_can_encode(H5Z_FILTER_SZIP) == 1) {
   szip_can_encode = 1;
}
if (szip_can_encode) {
 /* set szip data */
 if(H5Pset_szip (dcpl,szip_options_mask,szip_pixels_per_block)<0)
  goto out;
} else {
 /* WARNING? SZIP is decoder only, can't generate test data using szip */
}
#endif

#if defined (H5_HAVE_FILTER_DEFLATE)
 /* set deflate data */
 if(H5Pset_deflate(dcpl, 9)<0)
  goto out;
#endif

 if (make_dset(loc_id,"dset_all",sid,dcpl,buf)<0)
  goto out;

/*-------------------------------------------------------------------------
 * fletcher32
 *-------------------------------------------------------------------------
 */
#if defined (H5_HAVE_FILTER_FLETCHER32)
 /* remove the filters from the dcpl */
 if (H5Premove_filter(dcpl,H5Z_FILTER_ALL)<0)
  goto out;
 /* set the checksum filter */
 if (H5Pset_fletcher32(dcpl)<0)
  goto out;
 if (make_dset(loc_id,"dset_fletcher32",sid,dcpl,buf)<0)
  goto out;
#endif

/*-------------------------------------------------------------------------
 * SZIP
 *-------------------------------------------------------------------------
 */
 /* Make sure encoding is enabled */
#if defined (H5_HAVE_FILTER_SZIP)
if (szip_can_encode) {
 /* remove the filters from the dcpl */
 if (H5Premove_filter(dcpl,H5Z_FILTER_ALL)<0)
  goto out;
 /* set szip data */
 if(H5Pset_szip (dcpl,szip_options_mask,szip_pixels_per_block)<0)
  goto out;
 if (make_dset(loc_id,"dset_szip",sid,dcpl,buf)<0)
  goto out;
} else {
 /* WARNING? SZIP is decoder only, can't generate test dataset */
}
#endif

/*-------------------------------------------------------------------------
 * shuffle
 *-------------------------------------------------------------------------
 */
#if defined (H5_HAVE_FILTER_SHUFFLE)
 /* remove the filters from the dcpl */
 if (H5Premove_filter(dcpl,H5Z_FILTER_ALL)<0)
  goto out;
 /* set the shuffle filter */
 if (H5Pset_shuffle(dcpl)<0)
  goto out;
 if (make_dset(loc_id,"dset_shuffle",sid,dcpl,buf)<0)
  goto out;
#endif

/*-------------------------------------------------------------------------
 * GZIP
 *-------------------------------------------------------------------------
 */
#if defined (H5_HAVE_FILTER_DEFLATE)
 /* remove the filters from the dcpl */
 if (H5Premove_filter(dcpl,H5Z_FILTER_ALL)<0)
  goto out;
 /* set deflate data */
 if(H5Pset_deflate(dcpl, 1)<0)
  goto out;
 if (make_dset(loc_id,"dset_deflate",sid,dcpl,buf)<0)
  goto out;
#endif


/*-------------------------------------------------------------------------
 * nbit
 *-------------------------------------------------------------------------
 */
#if defined (H5_HAVE_FILTER_NBIT)
 /* remove the filters from the dcpl */
 if (H5Premove_filter(dcpl,H5Z_FILTER_ALL)<0)
  goto out;
 /* set the shuffle filter */
 if (H5Pset_nbit(dcpl)<0)
  goto out;
 dtid = H5Tcopy(H5T_NATIVE_INT);
 H5Tset_precision(dtid,(H5Tget_precision(dtid)-1));
 if((dsid = H5Dcreate (loc_id,"dset_nbit",dtid,sid,dcpl))<0)
  goto out;
 if(H5Dwrite(dsid,dtid,H5S_ALL,H5S_ALL,H5P_DEFAULT,buf)<0)
  goto out;

 /* close */
 if(H5Tclose(dtid)<0)
  return -1;
 if(H5Dclose(dsid)<0)
  return -1;
#endif

/*-------------------------------------------------------------------------
 * close space and dcpl
 *-------------------------------------------------------------------------
 */
 if(H5Sclose(sid)<0)
  goto out;
 if(H5Pclose(dcpl)<0)
  goto out;

 return 0;

out:
 H5E_BEGIN_TRY {
  H5Pclose(dcpl);
  H5Sclose(sid);
 } H5E_END_TRY;
 return -1;
}



/*-------------------------------------------------------------------------
 * Function: make_early
 *
 * Purpose: create a file for the H5D_ALLOC_TIME_EARLY test
 *
 *-------------------------------------------------------------------------
 */
int make_early(void)
{
 hsize_t dims[1] ={3000};
 hsize_t cdims[1]={30};
 hid_t   fid=-1;
 hid_t   dset_id=-1;
 hid_t   sid=-1;
 hid_t   tid=-1;
 hid_t   dcpl=-1;
 int     i;
 char    name[10];
 int     iter=100;

 if ((fid = H5Fcreate(FNAME5,H5F_ACC_TRUNC,H5P_DEFAULT,H5P_DEFAULT))<0)
  return -1;
 if (H5Fclose(fid)<0)
  goto out;

 if ((sid = H5Screate_simple(1, dims, NULL))<0)
  goto out;
 if ((dcpl = H5Pcreate(H5P_DATASET_CREATE))<0)
  goto out;
 if (H5Pset_chunk(dcpl,1,cdims)<0)
  goto out;
 if (H5Pset_alloc_time(dcpl, H5D_ALLOC_TIME_EARLY)<0)
  goto out;

 for (i=0; i<iter; i++)
 {
  if ((fid = H5Fopen(FNAME5,H5F_ACC_RDWR,H5P_DEFAULT))<0)
   goto out;
  if ((dset_id = H5Dcreate(fid,"early",H5T_NATIVE_DOUBLE,sid,dcpl))<0)
   goto out;
  if ((tid = H5Tcopy(H5T_NATIVE_DOUBLE))<0)
   goto out;
  sprintf(name,"%d", i);
  if ((H5Tcommit(fid,name,tid))<0)
   goto out;
  if (H5Tclose(tid)<0)
   goto out;
  if (H5Dclose(dset_id)<0)
   goto out;
  if (H5Gunlink(fid,"early")<0)
   goto out;
  if (H5Fclose(fid)<0)
   goto out;
 }

/*-------------------------------------------------------------------------
 * do the same without close/opening the file and creating the dataset
 *-------------------------------------------------------------------------
 */

 if ((fid = H5Fcreate(FNAME6,H5F_ACC_TRUNC,H5P_DEFAULT,H5P_DEFAULT))<0)
  return -1;

 for (i=0; i<iter; i++)
 {
  if ((tid = H5Tcopy(H5T_NATIVE_DOUBLE))<0)
   goto out;
  sprintf(name,"%d", i);
  if ((H5Tcommit(fid,name,tid))<0)
   goto out;
  if (H5Tclose(tid)<0)
   goto out;
 }

 if (H5Sclose(sid)<0)
  goto out;
 if (H5Pclose(dcpl)<0)
  goto out;
 if (H5Fclose(fid)<0)
  goto out;


 return 0;

out:
 H5E_BEGIN_TRY {
  H5Tclose(tid);
  H5Pclose(dcpl);
  H5Sclose(sid);
  H5Dclose(dset_id);
  H5Fclose(fid);
 } H5E_END_TRY;
 return -1;
}



/*-------------------------------------------------------------------------
 * Function: make_layout
 *
 * Purpose: make several datasets with several layouts in location LOC_ID
 *
 *-------------------------------------------------------------------------
 */
int make_layout(hid_t loc_id)
{
 hid_t    dcpl; /* dataset creation property list */
 hid_t    sid;  /* dataspace ID */
 hsize_t  dims[RANK]={DIM1,DIM2};
 hsize_t  chunk_dims[RANK]={CDIM1,CDIM2};
 int      buf[DIM1][DIM2];
 int      i, j, n;
 char     name[6];


 for (i=n=0; i<DIM1; i++){
  for (j=0; j<DIM2; j++){
   buf[i][j]=n++;
  }
 }

/*-------------------------------------------------------------------------
 * make several dataset with no filters
 *-------------------------------------------------------------------------
 */
 for (i=0; i<4; i++)
 {
  sprintf(name,"dset%d",i+1);
  if (write_dset(loc_id,RANK,dims,name,H5T_NATIVE_INT,buf)<0)
   return -1;
 }


/*-------------------------------------------------------------------------
 * make several dataset with several layout options
 *-------------------------------------------------------------------------
 */
 /* create a space */
 if((sid = H5Screate_simple(RANK, dims, NULL))<0)
  return -1;
 /* create a dataset creation property list; the same DCPL is used for all dsets */
 if ((dcpl = H5Pcreate(H5P_DATASET_CREATE))<0)
  goto out;

/*-------------------------------------------------------------------------
 * H5D_COMPACT
 *-------------------------------------------------------------------------
 */
 if(H5Pset_layout (dcpl,H5D_COMPACT)<0)
  goto out;
 if (make_dset(loc_id,"dset_compact",sid,dcpl,buf)<0)
  goto out;

/*-------------------------------------------------------------------------
 * H5D_CONTIGUOUS
 *-------------------------------------------------------------------------
 */
 if(H5Pset_layout (dcpl,H5D_CONTIGUOUS)<0)
  goto out;
 if (make_dset(loc_id,"dset_contiguous",sid,dcpl,buf)<0)
  goto out;

/*-------------------------------------------------------------------------
 * H5D_CHUNKED
 *-------------------------------------------------------------------------
 */
 if(H5Pset_chunk(dcpl, RANK, chunk_dims)<0)
  goto out;
 if (make_dset(loc_id,"dset_chunk",sid,dcpl,buf)<0)
  goto out;

/*-------------------------------------------------------------------------
 * close space and dcpl
 *-------------------------------------------------------------------------
 */
 if(H5Sclose(sid)<0)
  goto out;
 if(H5Pclose(dcpl)<0)
  goto out;

 return 0;

out:
 H5E_BEGIN_TRY {
  H5Pclose(dcpl);
  H5Sclose(sid);
 } H5E_END_TRY;
 return -1;
}

/*-------------------------------------------------------------------------
 * Function: make a file with an integer dataset with a fill value
 *
 * Purpose: test copy of fill values
 *
 *-------------------------------------------------------------------------
 */
int make_fill(hid_t loc_id)
{
 hid_t   did=-1;
 hid_t   sid=-1;
 hid_t   dcpl;
 hsize_t dims[2]={3,2};
 int     buf[3][2]= {{1,1},{1,2},{2,2}};
 int     fillvalue=2;

/*-------------------------------------------------------------------------
 * H5T_INTEGER, write a fill value
 *-------------------------------------------------------------------------
 */
 if ((dcpl = H5Pcreate(H5P_DATASET_CREATE))<0)
  goto out;
 if (H5Pset_fill_value(dcpl, H5T_NATIVE_INT, &fillvalue)<0)
  goto out;
 if ((sid = H5Screate_simple(2,dims,NULL))<0)
  goto out;
 if ((did = H5Dcreate(loc_id,"dset_fill",H5T_NATIVE_INT,sid,dcpl))<0)
  goto out;
 if (H5Dwrite(did,H5T_NATIVE_INT,H5S_ALL,H5S_ALL,H5P_DEFAULT,buf)<0)
  goto out;

 /* close */
 if(H5Sclose(sid)<0)
  goto out;
 if(H5Pclose(dcpl)<0)
  goto out;
 if(H5Dclose(did)<0)
  goto out;

 return 0;

out:
 H5E_BEGIN_TRY {
  H5Pclose(dcpl);
  H5Sclose(sid);
  H5Dclose(did);
 } H5E_END_TRY;
 return -1;

}

/*-------------------------------------------------------------------------
 * Function: make_big 
 *
 * Purpose: used in test read by hyperslabs. Can create 1GB datasets, either with 
 *  chunk layout or with contiguous layout, by iterating trough 1MB hyperslabs.
 *  Only 1 hyperslab is written. Only the chunk case is called.
 *
 *-------------------------------------------------------------------------
 */

int make_big(hid_t loc_id, int set_chunk)
{
 hid_t   did=-1;
 hid_t   f_sid=-1;
 hid_t   m_sid=-1;
 hid_t   tid;
 hid_t   dcpl;
 hsize_t dims[1]={GBLL};               /* dataset dimensions */
 hsize_t hs_size[1]={GBLL/1024};       /* hyperslab dimensions */
 hsize_t chunk_dims[1]={GBLL/1024};    /* chunk dimensions */
 hsize_t hs_start[1];
 size_t  size;
 size_t  nelmts=(size_t)GBLL/1024;
 signed  char fillvalue=-1;
 signed  char *buf=NULL;
 int     i, j, s;
 char    c;
 char    name[20];

 strcpy(name,"conti");

 /* create */ 
 if ((dcpl = H5Pcreate(H5P_DATASET_CREATE))<0)
  goto out;
 if (H5Pset_fill_value(dcpl, H5T_NATIVE_SCHAR, &fillvalue)<0)
  goto out;

 if (set_chunk)
 {
  strcpy(name,"chunk");
  if(H5Pset_chunk(dcpl, 1, chunk_dims)<0)
   goto out;
 }
 if ((f_sid = H5Screate_simple(1,dims,NULL))<0)
  goto out;
 if ((did = H5Dcreate(loc_id,name,H5T_NATIVE_SCHAR,f_sid,dcpl))<0)
  goto out;
 if ((m_sid = H5Screate_simple(1, hs_size, hs_size))<0) 
  goto out;
 if ((tid = H5Dget_type(did))<0) 
  goto out;
 if ((size = H5Tget_size(tid))<=0)
  goto out;
 
 /* create a evenly divided buffer from 0 to 127  */
 buf=(char *) HDmalloc((unsigned)(nelmts*size));
 s = 1024 / 127;
 for (i=0, j=0, c=0; i<1024; j++, i++) 
 {
  if ( j==s)
  {
   c++;
   j=0;
  };

  HDmemset(buf, c, nelmts);
  
  hs_start[0] = i * GBLL/1024;
  if (H5Sselect_hyperslab (f_sid,H5S_SELECT_SET,hs_start,NULL,hs_size, NULL)<0) 
   goto out;
  if (H5Dwrite (did,H5T_NATIVE_SCHAR,m_sid,f_sid,H5P_DEFAULT,buf)<0) 
   goto out;

  /* write only one hyperslab */
  if (i==0) 
   break;
  
 }
 free(buf);
 buf=NULL;

 /* close */
 if(H5Sclose(f_sid)<0)
  goto out;
 if(H5Sclose(m_sid)<0)
  goto out;
 if(H5Pclose(dcpl)<0)
  goto out;
 if(H5Dclose(did)<0)
  goto out;

 return 0;

out:
 H5E_BEGIN_TRY {
  H5Pclose(dcpl);
  H5Sclose(f_sid);
  H5Sclose(m_sid);
  H5Dclose(did);
 } H5E_END_TRY;
 return -1;

}

/*-------------------------------------------------------------------------
 * Function: write_dset_in
 *
 * Purpose: write datasets in LOC_ID
 *
 * Programmer: Pedro Vicente, pvn@ncsa.uiuc.edu
 *
 * Date: November 12, 2003
 *
 *-------------------------------------------------------------------------
 */


void write_dset_in(hid_t loc_id,
                   const char* dset_name, /* for saving reference to dataset*/
                   hid_t file_id,
                   int make_diffs /* flag to modify data buffers */)
{
 /* Compound datatype */
 typedef struct s_t
 {
  char   a;
  double b;
 } s_t;

 typedef enum
 {
  RED,
  GREEN
 } e_t;

 hid_t   dset_id;
 hid_t   space_id;
 hid_t   type_id;
 hid_t   plist_id;
 herr_t  status;
 int     val, i, j, k, n;
 float   f;

 /* create 1D attributes with dimension [2], 2 elements */
 hsize_t    dims[1]={2};
 hsize_t    dims1r[1]={1};
 char       buf1[2][2]= {"ab","de"};        /* string */
 char       buf2[2]= {1,2};                 /* bitfield, opaque */
 s_t        buf3[2]= {{1,2},{3,4}};         /* compound */
 hobj_ref_t buf4[1];                        /* reference */
 e_t        buf45[2]= {RED,GREEN};          /* enum */
 hvl_t      buf5[2];                        /* vlen */
 hsize_t    dimarray[1]={3};                /* array dimension */
 int        buf6[2][3]= {{1,2,3},{4,5,6}};  /* array */
 int        buf7[2]= {1,2};                 /* integer */
 float      buf8[2]= {1,2};                 /* float */

 /* create 2D attributes with dimension [3][2], 6 elements */
 hsize_t    dims2[2]={3,2};
 hsize_t    dims2r[2]={1,1};
 char       buf12[6][2]= {"ab","cd","ef","gh","ij","kl"};         /* string */
 char       buf22[3][2]= {{1,2},{3,4},{5,6}};                     /* bitfield, opaque */
 s_t        buf32[6]= {{1,2},{3,4},{5,6},{7,8},{9,10},{11,12}};   /* compound */
 hobj_ref_t buf42[1][1];                                          /* reference */
 hvl_t      buf52[3][2];                                          /* vlen */
 int        buf62[6][3]= {{1,2,3},{4,5,6},{7,8,9},{10,11,12},{13,14,15},{16,17,18}};  /* array */
 int        buf72[3][2]= {{1,2},{3,4},{5,6}};                     /* integer */
 float      buf82[3][2]= {{1,2},{3,4},{5,6}};                     /* float */

 /* create 3D attributes with dimension [4][3][2], 24 elements */
 hsize_t    dims3[3]={4,3,2};
 hsize_t    dims3r[3]={1,1,1};
 char       buf13[24][2]= {"ab","cd","ef","gh","ij","kl","mn","pq",
 "rs","tu","vw","xz","AB","CD","EF","GH",
 "IJ","KL","MN","PQ","RS","TU","VW","XZ"};  /* string */
 char       buf23[4][3][2];    /* bitfield, opaque */
 s_t        buf33[4][3][2];    /* compound */
 hobj_ref_t buf43[1][1][1];    /* reference */
 hvl_t      buf53[4][3][2];    /* vlen */
 int        buf63[24][3];      /* array */
 int        buf73[4][3][2];    /* integer */
 float      buf83[4][3][2];    /* float */


/*-------------------------------------------------------------------------
 * 1D
 *-------------------------------------------------------------------------
 */

/*-------------------------------------------------------------------------
 * H5T_STRING
 *-------------------------------------------------------------------------
 */


 if (make_diffs)
 {
  for (i=0; i<2; i++)
   for (j=0; j<2; j++)
   {
    buf1[i][j]='z';
   }
 }


 type_id = H5Tcopy(H5T_C_S1);
 status  = H5Tset_size(type_id, 2);
 write_dset(loc_id,1,dims,"string",type_id,buf1);
 status = H5Tclose(type_id);


 /* create hard link */
 status = H5Glink(loc_id, H5L_TYPE_HARD, "string", "string_link");

/*-------------------------------------------------------------------------
 * H5T_BITFIELD
 *-------------------------------------------------------------------------
 */

 if (make_diffs)
 {
  for (i=0; i<2; i++)
   buf2[i]=buf2[1]=0;
 }

 type_id = H5Tcopy(H5T_STD_B8LE);
 write_dset(loc_id,1,dims,"bitfield",type_id,buf2);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_OPAQUE
 *-------------------------------------------------------------------------
 */

 if (make_diffs)
 {
  for (i=0; i<2; i++)
  {
   buf3[i].a=0; buf3[i].b=0;
  }
 }

 type_id = H5Tcreate(H5T_OPAQUE, 1);
 status = H5Tset_tag(type_id, "1-byte opaque type"); /* must set this */
 write_dset(loc_id,1,dims,"opaque",type_id,buf2);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_COMPOUND
 *-------------------------------------------------------------------------
 */


 if (make_diffs)
 {
  for (i=0; i<2; i++)
  {
   buf45[i]=GREEN;
  }
 }

 type_id = H5Tcreate (H5T_COMPOUND, sizeof(s_t));
 H5Tinsert(type_id, "a", HOFFSET(s_t, a), H5T_NATIVE_CHAR);
 H5Tinsert(type_id, "b", HOFFSET(s_t, b), H5T_NATIVE_DOUBLE);
 write_dset(loc_id,1,dims,"compound",type_id,buf3);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_REFERENCE
 *-------------------------------------------------------------------------
 */
 /* object references ( H5R_OBJECT ) */
 if (dset_name)
 {
  status=H5Rcreate(&buf4[0],file_id,dset_name,H5R_OBJECT,-1);
  write_dset(loc_id,1,dims1r,"refobj",H5T_STD_REF_OBJ,buf4);
 }

 /* Dataset region reference ( H5R_DATASET_REGION  )  */
 make_dset_reg_ref(loc_id);


/*-------------------------------------------------------------------------
 * H5T_ENUM
 *-------------------------------------------------------------------------
 */
 type_id = H5Tcreate(H5T_ENUM, sizeof(e_t));
 H5Tenum_insert(type_id, "RED",   (val = 0, &val));
 H5Tenum_insert(type_id, "GREEN", (val = 1, &val));
 write_dset(loc_id,1,dims,"enum",type_id,buf45);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_VLEN
 *-------------------------------------------------------------------------
 */

 /* Allocate and initialize VL dataset to write */

 buf5[0].len = 1;
 buf5[0].p = malloc( 1 * sizeof(int));
 ((int *)buf5[0].p)[0]=1;
 buf5[1].len = 2;
 buf5[1].p = malloc( 2 * sizeof(int));
 ((int *)buf5[1].p)[0]=2;
 ((int *)buf5[1].p)[1]=3;

 if (make_diffs)
 {
  ((int *)buf5[0].p)[0]=0;
  ((int *)buf5[1].p)[0]=0;
  ((int *)buf5[1].p)[1]=0;
 }

 space_id = H5Screate_simple(1,dims,NULL);
 type_id = H5Tvlen_create(H5T_NATIVE_INT);
 dset_id = H5Dcreate(loc_id,"vlen",type_id,space_id,H5P_DEFAULT);
 status = H5Dwrite(dset_id,type_id,H5S_ALL,H5S_ALL,H5P_DEFAULT,buf5);
 assert(status>=0);
 status = H5Dvlen_reclaim(type_id,space_id,H5P_DEFAULT,buf5);
 assert(status>=0);
 status = H5Dclose(dset_id);
 status = H5Tclose(type_id);
 status = H5Sclose(space_id);

/*-------------------------------------------------------------------------
 * H5T_ARRAY
 *-------------------------------------------------------------------------
 */

 if (make_diffs)
 {
  for (i=0; i<2; i++)
   for (j=0; j<3; j++)
   {
    buf6[i][j]=0;
   }
 }

 type_id = H5Tarray_create(H5T_NATIVE_INT, 1, dimarray, NULL);
 write_dset(loc_id,1,dims,"array",type_id,buf6);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_INTEGER and H5T_FLOAT
 *-------------------------------------------------------------------------
 */

 if (make_diffs)
 {
  for (i=0; i<2; i++)
  {
   buf7[i]=0;
   buf8[i]=0;
  }
 }

 write_dset(loc_id,1,dims,"integer",H5T_NATIVE_INT,buf7);
 write_dset(loc_id,1,dims,"float",H5T_NATIVE_FLOAT,buf8);


/*-------------------------------------------------------------------------
 * 2D
 *-------------------------------------------------------------------------
 */

/*-------------------------------------------------------------------------
 * H5T_STRING
 *-------------------------------------------------------------------------
 */

 if (make_diffs)
 {
  memset(buf12, 'z', sizeof buf12);
 }


 type_id = H5Tcopy(H5T_C_S1);
 status  = H5Tset_size(type_id, 2);
 write_dset(loc_id,2,dims2,"string2D",type_id,buf12);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_BITFIELD
 *-------------------------------------------------------------------------
 */


 if (make_diffs)
 {
  memset(buf22,0,sizeof buf22);
 }

 type_id = H5Tcopy(H5T_STD_B8LE);
 write_dset(loc_id,2,dims2,"bitfield2D",type_id,buf22);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_OPAQUE
 *-------------------------------------------------------------------------
 */
 type_id = H5Tcreate(H5T_OPAQUE, 1);
 status = H5Tset_tag(type_id, "1-byte opaque type"); /* must set this */
 write_dset(loc_id,2,dims2,"opaque2D",type_id,buf22);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_COMPOUND
 *-------------------------------------------------------------------------
 */

 if (make_diffs)
 {
  memset(buf32,0,sizeof buf32);
 }

 type_id = H5Tcreate (H5T_COMPOUND, sizeof(s_t));
 H5Tinsert(type_id, "a", HOFFSET(s_t, a), H5T_NATIVE_CHAR);
 H5Tinsert(type_id, "b", HOFFSET(s_t, b), H5T_NATIVE_DOUBLE);
 write_dset(loc_id,2,dims2,"compound2D",type_id,buf32);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_REFERENCE
 *-------------------------------------------------------------------------
 */
 /* Create references to dataset */
 if (dset_name)
 {
  for (i = 0; i < 1; i++) {
   for (j = 0; j < 1; j++) {
    status=H5Rcreate(&buf42[i][j],file_id,dset_name,H5R_OBJECT,-1);
   }
  }
  write_dset(loc_id,2,dims2r,"refobj2D",H5T_STD_REF_OBJ,buf42);
 }

/*-------------------------------------------------------------------------
 * H5T_ENUM
 *-------------------------------------------------------------------------
 */

 type_id = H5Tcreate(H5T_ENUM, sizeof(e_t));
 H5Tenum_insert(type_id, "RED",   (val = 0, &val));
 H5Tenum_insert(type_id, "GREEN", (val = 1, &val));
 write_dset(loc_id,2,dims2,"enum2D",type_id,0);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_VLEN
 *-------------------------------------------------------------------------
 */

/* Allocate and initialize VL dataset to write */
 n=0;
 for (i = 0; i < 3; i++) {
  for (j = 0; j < 2; j++) {
    int l;
    buf52[i][j].p = malloc((i + 1) * sizeof(int));
    buf52[i][j].len = i + 1;
    for (l = 0; l < i + 1; l++)
    if (make_diffs)((int *)buf52[i][j].p)[l] = 0;
    else ((int *)buf52[i][j].p)[l] = n++;
  }
 }

 space_id = H5Screate_simple(2,dims2,NULL);
 type_id = H5Tvlen_create(H5T_NATIVE_INT);
 dset_id = H5Dcreate(loc_id,"vlen2D",type_id,space_id,H5P_DEFAULT);
 status = H5Dwrite(dset_id,type_id,H5S_ALL,H5S_ALL,H5P_DEFAULT,buf52);
 assert(status>=0);
 status = H5Dvlen_reclaim(type_id,space_id,H5P_DEFAULT,buf52);
 assert(status>=0);
 status = H5Dclose(dset_id);
 status = H5Tclose(type_id);
 status = H5Sclose(space_id);

/*-------------------------------------------------------------------------
 * H5T_ARRAY
 *-------------------------------------------------------------------------
 */

 if (make_diffs)
 {
  memset(buf62,0,sizeof buf62);
 }


 type_id = H5Tarray_create(H5T_NATIVE_INT, 1, dimarray, NULL);
 write_dset(loc_id,2,dims2,"array2D",type_id,buf62);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_INTEGER, write a fill value
 *-------------------------------------------------------------------------
 */


 if (make_diffs)
 {
  memset(buf72,0,sizeof buf72);
  memset(buf82,0,sizeof buf82);
 }


 plist_id = H5Pcreate(H5P_DATASET_CREATE);
 space_id = H5Screate_simple(2,dims2,NULL);
 dset_id = H5Dcreate(loc_id,"integer2D",H5T_NATIVE_INT,space_id,plist_id);
 status = H5Dwrite(dset_id,H5T_NATIVE_INT,H5S_ALL,H5S_ALL,H5P_DEFAULT,buf72);
 status = H5Pclose(plist_id);
 status = H5Dclose(dset_id);
 status = H5Sclose(space_id);

/*-------------------------------------------------------------------------
 * H5T_FLOAT
 *-------------------------------------------------------------------------
 */

 write_dset(loc_id,2,dims2,"float2D",H5T_NATIVE_FLOAT,buf82);


/*-------------------------------------------------------------------------
 * 3D
 *-------------------------------------------------------------------------
 */

/*-------------------------------------------------------------------------
 * H5T_STRING
 *-------------------------------------------------------------------------
 */

 if (make_diffs)
 {
  memset(buf13,'z',sizeof buf13);
 }

 type_id = H5Tcopy(H5T_C_S1);
 status  = H5Tset_size(type_id, 2);
 write_dset(loc_id,3,dims3,"string3D",type_id,buf13);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_BITFIELD
 *-------------------------------------------------------------------------
 */


 n=1;
 for (i = 0; i < 4; i++) {
  for (j = 0; j < 3; j++) {
   for (k = 0; k < 2; k++) {
    if (make_diffs) buf23[i][j][k]=0;
    else buf23[i][j][k]=n++;
   }
  }
 }


 type_id = H5Tcopy(H5T_STD_B8LE);
 write_dset(loc_id,3,dims3,"bitfield3D",type_id,buf23);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_OPAQUE
 *-------------------------------------------------------------------------
 */
 type_id = H5Tcreate(H5T_OPAQUE, 1);
 status = H5Tset_tag(type_id, "1-byte opaque type"); /* must set this */
 write_dset(loc_id,3,dims3,"opaque3D",type_id,buf23);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_COMPOUND
 *-------------------------------------------------------------------------
 */

 n=1;
 for (i = 0; i < 4; i++) {
  for (j = 0; j < 3; j++) {
   for (k = 0; k < 2; k++) {
    if (make_diffs) {
     buf33[i][j][k].a=0;
     buf33[i][j][k].b=0;
    }
    else {
     buf33[i][j][k].a=n++;
     buf33[i][j][k].b=n++;
    }
   }
  }
 }


 type_id = H5Tcreate (H5T_COMPOUND, sizeof(s_t));
 H5Tinsert(type_id, "a", HOFFSET(s_t, a), H5T_NATIVE_CHAR);
 H5Tinsert(type_id, "b", HOFFSET(s_t, b), H5T_NATIVE_DOUBLE);
 write_dset(loc_id,3,dims3,"compound3D",type_id,buf33);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_REFERENCE
 *-------------------------------------------------------------------------
 */
 /* Create references to dataset */
 if (dset_name)
 {
  for (i = 0; i < 1; i++) {
   for (j = 0; j < 1; j++) {
    for (k = 0; k < 1; k++)
     status=H5Rcreate(&buf43[i][j][k],file_id,dset_name,H5R_OBJECT,-1);
   }
  }
 write_dset(loc_id,3,dims3r,"refobj3D",H5T_STD_REF_OBJ,buf43);
 }

/*-------------------------------------------------------------------------
 * H5T_ENUM
 *-------------------------------------------------------------------------
 */

 type_id = H5Tcreate(H5T_ENUM, sizeof(e_t));
 H5Tenum_insert(type_id, "RED",   (val = 0, &val));
 H5Tenum_insert(type_id, "GREEN", (val = 1, &val));
 write_dset(loc_id,3,dims3,"enum3D",type_id,0);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_VLEN
 *-------------------------------------------------------------------------
 */

 /* Allocate and initialize VL dataset to write */
 n=0;
 for (i = 0; i < 4; i++) {
  for (j = 0; j < 3; j++) {
   for (k = 0; k < 2; k++) {
    int l;
    buf53[i][j][k].p = malloc((i + 1) * sizeof(int));
    buf53[i][j][k].len = i + 1;
    for (l = 0; l < i + 1; l++)
    if (make_diffs)((int *)buf53[i][j][k].p)[l] = 0;
    else ((int *)buf53[i][j][k].p)[l] = n++;
   }
  }
 }

 space_id = H5Screate_simple(3,dims3,NULL);
 type_id = H5Tvlen_create(H5T_NATIVE_INT);
 dset_id = H5Dcreate(loc_id,"vlen3D",type_id,space_id,H5P_DEFAULT);
 status = H5Dwrite(dset_id,type_id,H5S_ALL,H5S_ALL,H5P_DEFAULT,buf53);
 assert(status>=0);
 status = H5Dvlen_reclaim(type_id,space_id,H5P_DEFAULT,buf53);
 assert(status>=0);
 status = H5Dclose(dset_id);
 status = H5Tclose(type_id);
 status = H5Sclose(space_id);

/*-------------------------------------------------------------------------
 * H5T_ARRAY
 *-------------------------------------------------------------------------
 */


 n=1;
 for (i = 0; i < 24; i++) {
  for (j = 0; j < (int)dimarray[0]; j++) {
    if (make_diffs) buf63[i][j]=0;
    else buf63[i][j]=n++;
  }
 }

 type_id = H5Tarray_create(H5T_NATIVE_INT, 1, dimarray, NULL);
 write_dset(loc_id,3,dims3,"array3D",type_id,buf63);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_INTEGER and H5T_FLOAT
 *-------------------------------------------------------------------------
 */
 n=1; f=1;
 for (i = 0; i < 4; i++) {
  for (j = 0; j < 3; j++) {
   for (k = 0; k < 2; k++) {
    if (make_diffs) {
     buf73[i][j][k]=0;
     buf83[i][j][k]=0;
    }
    else {
     buf73[i][j][k]=n++;
     buf83[i][j][k]=f++;
    }
   }
  }
 }
 write_dset(loc_id,3,dims3,"integer3D",H5T_NATIVE_INT,buf73);
 write_dset(loc_id,3,dims3,"float3D",H5T_NATIVE_FLOAT,buf83);
}



/*-------------------------------------------------------------------------
 * Function: make_dset_reg_ref
 *
 * Purpose: write dataset region references
 *
 *-------------------------------------------------------------------------
 */

#define SPACE1_RANK 1
#define SPACE1_DIM1 1
#define SPACE2_RANK 2
#define SPACE2_DIM1 10
#define SPACE2_DIM2 10
#define NPOINTS 10

void make_dset_reg_ref(hid_t loc_id)
{
 hid_t           dset1; /* Dataset ID   */
 hid_t           dset2; /* Dereferenced dataset ID */
 hid_t           sid1;  /* Dataspace ID #1  */
 hid_t           sid2;  /* Dataspace ID #2  */
 hsize_t         dims1[] = {SPACE1_DIM1};
 hsize_t         dims2[] = {SPACE2_DIM1, SPACE2_DIM2};
 hsize_t         start[SPACE2_RANK];     /* Starting location of hyperslab */
 hsize_t         stride[SPACE2_RANK];    /* Stride of hyperslab */
 hsize_t         count[SPACE2_RANK];     /* Element count of hyperslab */
 hsize_t         block[SPACE2_RANK];     /* Block size of hyperslab */
 hdset_reg_ref_t *wbuf;  /* buffer to write to disk */
 int             *dwbuf; /* Buffer for writing numeric data to disk */
 int             i;      /* counting variables */
 herr_t          ret;    /* Generic return value  */

 /* Allocate write & read buffers */
 wbuf=calloc(sizeof(hdset_reg_ref_t), SPACE1_DIM1);
 dwbuf=malloc(sizeof(int)*SPACE2_DIM1*SPACE2_DIM2);

 /* Create dataspace for datasets */
 sid2 = H5Screate_simple(SPACE2_RANK, dims2, NULL);

 /* Create a dataset */
 dset2=H5Dcreate(loc_id,"dsetreg",H5T_NATIVE_UCHAR,sid2,H5P_DEFAULT);

 for(i=0; i<SPACE2_DIM1*SPACE2_DIM2; i++)
  dwbuf[i]=i*3;

 /* Write selection to disk */
 ret=H5Dwrite(dset2,H5T_NATIVE_INT,H5S_ALL,H5S_ALL,H5P_DEFAULT,dwbuf);

 /* Close Dataset */
 ret = H5Dclose(dset2);

 /* Create dataspace for the reference dataset */
 sid1 = H5Screate_simple(SPACE1_RANK, dims1, NULL);

 /* Create a dataset */
 dset1=H5Dcreate(loc_id,"refreg",H5T_STD_REF_DSETREG,sid1,H5P_DEFAULT);

 /* Create references */

 /* Select 6x6 hyperslab for first reference */
 start[0]=2; start[1]=2;
 stride[0]=1; stride[1]=1;
 count[0]=6; count[1]=6;
 block[0]=1; block[1]=1;
 ret = H5Sselect_hyperslab(sid2,H5S_SELECT_SET,start,stride,count,block);

 /* Store dataset region */
 ret = H5Rcreate(&wbuf[0],loc_id,"dsetreg",H5R_DATASET_REGION,sid2);

 /* Write selection to disk */
 ret=H5Dwrite(dset1,H5T_STD_REF_DSETREG,H5S_ALL,H5S_ALL,H5P_DEFAULT,wbuf);

 /* Close all objects */
 ret = H5Sclose(sid1);
 ret = H5Dclose(dset1);
 ret = H5Sclose(sid2);

 free(wbuf);
 free(dwbuf);
}

/*-------------------------------------------------------------------------
 * Function: write_attr_in
 *
 * Purpose: write attributes in LOC_ID (dataset, group, named datatype)
 *
 * Programmer: Pedro Vicente, pvn@ncsa.uiuc.edu
 *
 * Date: November 12, 2003
 *
 *-------------------------------------------------------------------------
 */


void write_attr_in(hid_t loc_id,
                   const char* dset_name, /* for saving reference to dataset*/
                   hid_t fid, /* for reference create */
                   int make_diffs /* flag to modify data buffers */)
{
 /* Compound datatype */
 typedef struct s_t
 {
  char   a;
  double b;
 } s_t;

 typedef enum
 {
  RED,
  GREEN
 } e_t;

 hid_t   attr_id;
 hid_t   space_id;
 hid_t   type_id;
 herr_t  status;
 int     val, i, j, k, n;
 float   f;

 /* create 1D attributes with dimension [2], 2 elements */
 hsize_t    dims[1]={2};
 char       buf1[2][2]= {"ab","de"};        /* string */
 char       buf2[2]= {1,2};                 /* bitfield, opaque */
 s_t        buf3[2]= {{1,2},{3,4}};         /* compound */
 hobj_ref_t buf4[2];                        /* reference */
 e_t        buf45[2]= {RED,RED};            /* enum */
 hvl_t      buf5[2];                        /* vlen */
 hsize_t    dimarray[1]={3};                /* array dimension */
 int        buf6[2][3]= {{1,2,3},{4,5,6}};  /* array */
 int        buf7[2]= {1,2};                 /* integer */
 float      buf8[2]= {1,2};                 /* float */

 /* create 2D attributes with dimension [3][2], 6 elements */
 hsize_t    dims2[2]={3,2};
 char       buf12[6][2]= {"ab","cd","ef","gh","ij","kl"};         /* string */
 char       buf22[3][2]= {{1,2},{3,4},{5,6}};                     /* bitfield, opaque */
 s_t        buf32[6]= {{1,2},{3,4},{5,6},{7,8},{9,10},{11,12}};   /* compound */
 hobj_ref_t buf42[3][2];                                          /* reference */
 e_t        buf452[3][2];                                         /* enum */
 hvl_t      buf52[3][2];                                          /* vlen */
 int        buf62[6][3]= {{1,2,3},{4,5,6},{7,8,9},{10,11,12},{13,14,15},{16,17,18}};  /* array */
 int        buf72[3][2]= {{1,2},{3,4},{5,6}};                     /* integer */
 float      buf82[3][2]= {{1,2},{3,4},{5,6}};                     /* float */

 /* create 3D attributes with dimension [4][3][2], 24 elements */
 hsize_t    dims3[3]={4,3,2};
 char       buf13[24][2]= {"ab","cd","ef","gh","ij","kl","mn","pq",
 "rs","tu","vw","xz","AB","CD","EF","GH",
 "IJ","KL","MN","PQ","RS","TU","VW","XZ"};  /* string */
 char       buf23[4][3][2];    /* bitfield, opaque */
 s_t        buf33[4][3][2];    /* compound */
 hobj_ref_t buf43[4][3][2];    /* reference */
 e_t        buf453[4][3][2];   /* enum */
 hvl_t      buf53[4][3][2];    /* vlen */
 int        buf63[24][3];      /* array */
 int        buf73[4][3][2];    /* integer */
 float      buf83[4][3][2];    /* float */


/*-------------------------------------------------------------------------
 * 1D attributes
 *-------------------------------------------------------------------------
 */

/*-------------------------------------------------------------------------
 * H5T_STRING
 *-------------------------------------------------------------------------
 */

 if (make_diffs)
 {
  for (i=0; i<2; i++)
   for (j=0; j<2; j++)
   {
    buf1[i][j]='z';
   }
 }
 /*
 buf1[2][2]= {"ab","de"};
 $h5diff file7.h5 file6.h5 g1 g1 -v
 Group:       </g1> and </g1>
 Attribute:   <string> and <string>
 position      string of </g1>  string of </g1> difference
 ------------------------------------------------------------
[ 0 ]          a                z
[ 0 ]          b                z
[ 1 ]          d                z
[ 1 ]          e                z
 */
 type_id = H5Tcopy(H5T_C_S1);
 status  = H5Tset_size(type_id, 2);
 make_attr(loc_id,1,dims,"string",type_id,buf1);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_BITFIELD
 *-------------------------------------------------------------------------
 */

 if (make_diffs)
 {
  for (i=0; i<2; i++)
   buf2[i]=buf2[1]=0;
 }
 /*
 buf2[2]= {1,2};
 $h5diff file7.h5 file6.h5 g1 g1 -v
 Group:       </g1> and </g1>
 Attribute:   <bitfield> and <bitfield>
 position      bitfield of </g1> bitfield of </g1> difference
 position        opaque of </g1> opaque of </g1> difference
------------------------------------------------------------
[ 0 ]          1               0               1
[ 1 ]          2               0               2
 */

 type_id = H5Tcopy(H5T_STD_B8LE);
 make_attr(loc_id,1,dims,"bitfield",type_id,buf2);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_OPAQUE
 *-------------------------------------------------------------------------
 */

 /*
 buf2[2]= {1,2};
 $h5diff file7.h5 file6.h5 g1 g1 -v
 Group:       </g1> and </g1>
 Attribute:   <opaque> and <opaque>
 position     opaque of </g1> opaque of </g1> difference
 position        opaque of </g1> opaque of </g1> difference
------------------------------------------------------------
[ 0 ]          1               0               1
[ 1 ]          2               0               2
*/

 type_id = H5Tcreate(H5T_OPAQUE, 1);
 status = H5Tset_tag(type_id, "1-byte opaque type"); /* must set this */
 make_attr(loc_id,1,dims,"opaque",type_id,buf2);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_COMPOUND
 *-------------------------------------------------------------------------
 */

 if (make_diffs)
 {
  for (i=0; i<2; i++)
  {
   buf3[i].a=0; buf3[i].b=0;
  }
 }

 /*
 buf3[2]= {{1,2},{3,4}};
 $h5diff file7.h5 file6.h5 g1 g1 -v
 Group:       </g1> and </g1>
 Attribute:   <compound> and <compound>
 position        compound of </g1> compound of </g1> difference
 ------------------------------------------------------------
 [ 0 ]          1               5               4
 [ 0 ]          2               5               3
 [ 1 ]          3               5               2
 [ 1 ]          4               5               1
 */

 type_id = H5Tcreate (H5T_COMPOUND, sizeof(s_t));
 H5Tinsert(type_id, "a", HOFFSET(s_t, a), H5T_NATIVE_CHAR);
 H5Tinsert(type_id, "b", HOFFSET(s_t, b), H5T_NATIVE_DOUBLE);
 make_attr(loc_id,1,dims,"compound",type_id,buf3);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_REFERENCE
 *-------------------------------------------------------------------------
 */
 /* object references ( H5R_OBJECT  */
 if (dset_name)
 {
  status=H5Rcreate(&buf4[0],fid,dset_name,H5R_OBJECT,-1);
  status=H5Rcreate(&buf4[1],fid,dset_name,H5R_OBJECT,-1);
  make_attr(loc_id,1,dims,"reference",H5T_STD_REF_OBJ,buf4);
 }


/*-------------------------------------------------------------------------
 * H5T_ENUM
 *-------------------------------------------------------------------------
 */
 if (make_diffs)
 {
  for (i=0; i<2; i++)
  {
   buf45[i]=GREEN;
  }
 }
 /*
 buf45[2]= {RED,RED};
 $h5diff file7.h5 file6.h5 g1 g1 -v
 Group:       </g1> and </g1>
 Attribute:   <enum> and <enum>
 position     enum of </g1>   enum of </g1>   difference
------------------------------------------------------------
[ 0 ]          RED              GREEN
[ 1 ]          RED              GREEN
 */
 type_id = H5Tcreate(H5T_ENUM, sizeof(e_t));
 H5Tenum_insert(type_id, "RED",   (val = 0, &val));
 H5Tenum_insert(type_id, "GREEN", (val = 1, &val));
 make_attr(loc_id,1,dims,"enum",type_id,buf45);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_VLEN
 *-------------------------------------------------------------------------
 */

 /* Allocate and initialize VL dataset to write */

 buf5[0].len = 1;
 buf5[0].p = malloc( 1 * sizeof(int));
 ((int *)buf5[0].p)[0]=1;
 buf5[1].len = 2;
 buf5[1].p = malloc( 2 * sizeof(int));
 ((int *)buf5[1].p)[0]=2;
 ((int *)buf5[1].p)[1]=3;

 if (make_diffs)
 {
  ((int *)buf5[0].p)[0]=0;
  ((int *)buf5[1].p)[0]=0;
  ((int *)buf5[1].p)[1]=0;
 }
 /*
 $h5diff file7.h5 file6.h5 g1 g1 -v
 Group:       </g1> and </g1>
 position        vlen of </g1>   vlen of </g1>   difference
------------------------------------------------------------
[ 0 ]          1               0               1
[ 1 ]          2               0               2
[ 1 ]          3               0               3
 */

 space_id = H5Screate_simple(1,dims,NULL);
 type_id = H5Tvlen_create(H5T_NATIVE_INT);
 attr_id = H5Acreate(loc_id,"vlen",type_id,space_id,H5P_DEFAULT);
 status = H5Awrite(attr_id,type_id,buf5);
 assert(status>=0);
 status = H5Dvlen_reclaim(type_id,space_id,H5P_DEFAULT,buf5);
 assert(status>=0);
 status = H5Aclose(attr_id);
 status = H5Tclose(type_id);
 status = H5Sclose(space_id);

/*-------------------------------------------------------------------------
 * H5T_ARRAY
 *-------------------------------------------------------------------------
 */

 if (make_diffs)
 {
  for (i=0; i<2; i++)
   for (j=0; j<3; j++)
   {
    buf6[i][j]=0;
   }
 }
 /*
 buf6[2][3]= {{1,2,3},{4,5,6}};
 $h5diff file7.h5 file6.h5 g1 g1 -v
 Group:       </g1> and </g1>
 Attribute:   <array> and <array>
position        array of </g1>  array of </g1>  difference
------------------------------------------------------------
[ 0 ]          1               0               1
[ 0 ]          2               0               2
[ 0 ]          3               0               3
[ 1 ]          4               0               4
[ 1 ]          5               0               5
[ 1 ]          6               0               6
 */
 type_id = H5Tarray_create(H5T_NATIVE_INT, 1, dimarray, NULL);
 make_attr(loc_id,1,dims,"array",type_id,buf6);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_INTEGER and H5T_FLOAT
 *-------------------------------------------------------------------------
 */

 if (make_diffs)
 {
  for (i=0; i<2; i++)
  {
   buf7[i]=0;
   buf8[i]=0;
  }
 }
 /*
 buf7[2]= {1,2};
 buf8[2]= {1,2};
 $h5diff file7.h5 file6.h5 g1 g1 -v
 Group:       </g1> and </g1>
 position        integer of </g1> integer of </g1> difference
 ------------------------------------------------------------
 [ 0 ]          1               0               1
 [ 1 ]          2               0               2
 position        float of </g1>  float of </g1>  difference
 ------------------------------------------------------------
 [ 0 ]          1               0               1
 [ 1 ]          2               0               2
 */
 make_attr(loc_id,1,dims,"integer",H5T_NATIVE_INT,buf7);
 make_attr(loc_id,1,dims,"float",H5T_NATIVE_FLOAT,buf8);


/*-------------------------------------------------------------------------
 * 2D attributes
 *-------------------------------------------------------------------------
 */

/*-------------------------------------------------------------------------
 * H5T_STRING
 *-------------------------------------------------------------------------
 */
 if (make_diffs)
 {
  memset(buf12, 'z', sizeof buf12);
 }

 /*
 buf12[6][2]= {"ab","cd","ef","gh","ij","kl"};
 $h5diff file7.h5 file6.h5 g1 g1 -v
 Attribute:   <string2D> and <string2D>
 position        string2D of </g1> string2D of </g1> difference
 ------------------------------------------------------------
[ 0 0 ]          a                z
[ 0 0 ]          b                z
[ 0 1 ]          c                z
[ 0 1 ]          d                z
[ 1 0 ]          e                z
[ 1 0 ]          f                z
[ 1 1 ]          g                z
[ 1 1 ]          h                z
[ 2 0 ]          i                z
[ 2 0 ]          j                z
[ 2 1 ]          k                z
[ 2 1 ]          l                z
 */

 type_id = H5Tcopy(H5T_C_S1);
 status  = H5Tset_size(type_id, 2);
 make_attr(loc_id,2,dims2,"string2D",type_id,buf12);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_BITFIELD
 *-------------------------------------------------------------------------
 */

 if (make_diffs)
 {
  memset(buf22,0,sizeof buf22);
 }

 /*
 buf22[3][2]= {{1,2},{3,4},{5,6}};
 $h5diff file7.h5 file6.h5 g1 g1 -v
 Attribute:   <bitfield2D> and <bitfield2D>
 position        bitfield2D of </g1> bitfield2D of </g1> difference
------------------------------------------------------------
[ 0 0 ]          1               0               1
[ 0 1 ]          2               0               2
[ 1 0 ]          3               0               3
[ 1 1 ]          4               0               4
[ 2 0 ]          5               0               5
[ 2 1 ]          6               0               6
 */


 type_id = H5Tcopy(H5T_STD_B8LE);
 make_attr(loc_id,2,dims2,"bitfield2D",type_id,buf22);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_OPAQUE
 *-------------------------------------------------------------------------
 */

 /*
 buf22[3][2]= {{1,2},{3,4},{5,6}};
 $h5diff file7.h5 file6.h5 g1 g1 -v
 Attribute:   <opaque2D> and <opaque2D>
 position        opaque2D of </g1> opaque2D of </g1> difference
------------------------------------------------------------
[ 0 0 ]          1               0               1
[ 0 1 ]          2               0               2
[ 1 0 ]          3               0               3
[ 1 1 ]          4               0               4
[ 2 0 ]          5               0               5
[ 2 1 ]          6               0               6
 */
 type_id = H5Tcreate(H5T_OPAQUE, 1);
 status = H5Tset_tag(type_id, "1-byte opaque type"); /* must set this */
 make_attr(loc_id,2,dims2,"opaque2D",type_id,buf22);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_COMPOUND
 *-------------------------------------------------------------------------
 */
 if (make_diffs)
 {
  memset(buf32,0,sizeof buf32);
 }

 /*
 buf32[6]= {{1,2},{3,4},{5,6},{7,8},{9,10},{11,12}};
 $h5diff file7.h5 file6.h5 g1 g1 -v
 Attribute:   <opaque2D> and <opaque2D>
 position        opaque2D of </g1> opaque2D of </g1> difference
------------------------------------------------------------
[ 0 0 ]          1               0               1
[ 0 1 ]          2               0               2
[ 1 0 ]          3               0               3
[ 1 1 ]          4               0               4
[ 2 0 ]          5               0               5
[ 2 1 ]          6               0               6
 */


 type_id = H5Tcreate (H5T_COMPOUND, sizeof(s_t));
 H5Tinsert(type_id, "a", HOFFSET(s_t, a), H5T_NATIVE_CHAR);
 H5Tinsert(type_id, "b", HOFFSET(s_t, b), H5T_NATIVE_DOUBLE);
 make_attr(loc_id,2,dims2,"compound2D",type_id,buf32);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_REFERENCE
 *-------------------------------------------------------------------------
 */
 /* Create references to dataset */
 if (dset_name)
 {
  for (i = 0; i < 3; i++) {
   for (j = 0; j < 2; j++) {
    status=H5Rcreate(&buf42[i][j],fid,dset_name,H5R_OBJECT,-1);
   }
  }
  make_attr(loc_id,2,dims2,"reference2D",H5T_STD_REF_OBJ,buf42);
 }

/*-------------------------------------------------------------------------
 * H5T_ENUM
 *-------------------------------------------------------------------------
 */
 for (i=0; i<3; i++)
  for (j=0; j<2; j++)
  {
   if (make_diffs) buf452[i][j]=GREEN; else buf452[i][j]=RED;
  }

/*
Attribute:   <enum2D> and <enum2D>
position        enum2D of </g1> enum2D of </g1> difference
------------------------------------------------------------
[ 0 0 ]          RED              GREEN
[ 0 1 ]          RED              GREEN
[ 1 0 ]          RED              GREEN
[ 1 1 ]          RED              GREEN
[ 2 0 ]          RED              GREEN
[ 2 1 ]          RED              GREEN
*/

 type_id = H5Tcreate(H5T_ENUM, sizeof(e_t));
 H5Tenum_insert(type_id, "RED",   (val = 0, &val));
 H5Tenum_insert(type_id, "GREEN", (val = 1, &val));
 make_attr(loc_id,2,dims2,"enum2D",type_id,buf452);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_VLEN
 *-------------------------------------------------------------------------
 */

 /* Allocate and initialize VL dataset to write */
 n=0;
 for (i = 0; i < 3; i++) {
  for (j = 0; j < 2; j++) {
    int l;
    buf52[i][j].p = malloc((i + 1) * sizeof(int));
    buf52[i][j].len = i + 1;
    for (l = 0; l < i + 1; l++)
    if (make_diffs)((int *)buf52[i][j].p)[l] = 0;
    else ((int *)buf52[i][j].p)[l] = n++;
  }
 }

 /*
 position        vlen2D of </g1> vlen2D of </g1> difference
------------------------------------------------------------
[ 0 1 ]          1               0               1
[ 1 0 ]          2               0               2
[ 1 0 ]          3               0               3
[ 1 1 ]          4               0               4
[ 1 1 ]          5               0               5
[ 2 0 ]          6               0               6
[ 2 0 ]          7               0               7
[ 2 0 ]          8               0               8
[ 2 1 ]          9               0               9
[ 2 1 ]          10              0               10
[ 2 1 ]          11              0               11
*/

 space_id = H5Screate_simple(2,dims2,NULL);
 type_id = H5Tvlen_create(H5T_NATIVE_INT);
 attr_id = H5Acreate(loc_id,"vlen2D",type_id,space_id,H5P_DEFAULT);
 status = H5Awrite(attr_id,type_id,buf52);
 assert(status>=0);
 status = H5Dvlen_reclaim(type_id,space_id,H5P_DEFAULT,buf52);
 assert(status>=0);
 status = H5Aclose(attr_id);
 status = H5Tclose(type_id);
 status = H5Sclose(space_id);

/*-------------------------------------------------------------------------
 * H5T_ARRAY
 *-------------------------------------------------------------------------
 */

 if (make_diffs)
 {
  memset(buf62,0,sizeof buf62);
 }
 /*
 buf62[6][3]= {{1,2,3},{4,5,6},{7,8,9},{10,11,12},{13,14,15},{16,17,18}};
 $h5diff file7.h5 file6.h5 g1 g1 -v
 Group:       </g1> and </g1>
Attribute:   <array2D> and <array2D>
position        array2D of </g1> array2D of </g1> difference
------------------------------------------------------------
[ 0 0 ]          1               0               1
[ 0 0 ]          2               0               2
[ 0 0 ]          3               0               3
[ 0 1 ]          4               0               4
[ 0 1 ]          5               0               5
[ 0 1 ]          6               0               6
[ 1 0 ]          7               0               7
[ 1 0 ]          8               0               8
[ 1 0 ]          9               0               9
[ 1 1 ]          10              0               10
[ 1 1 ]          11              0               11
[ 1 1 ]          12              0               12
[ 2 0 ]          13              0               13
[ 2 0 ]          14              0               14
[ 2 0 ]          15              0               15
[ 2 1 ]          16              0               16
[ 2 1 ]          17              0               17
[ 2 1 ]          18              0               18
 */
 type_id = H5Tarray_create(H5T_NATIVE_INT, 1, dimarray, NULL);
 make_attr(loc_id,2,dims2,"array2D",type_id,buf62);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_INTEGER and H5T_FLOAT
 *-------------------------------------------------------------------------
 */

 if (make_diffs)
 {
  memset(buf72,0,sizeof buf72);
  memset(buf82,0,sizeof buf82);
 }
/*
Attribute:   <integer2D> and <integer2D>
position        integer2D of </g1> integer2D of </g1> difference
------------------------------------------------------------
[ 0 0 ]          1               0               1
[ 0 1 ]          2               0               2
[ 1 0 ]          3               0               3
[ 1 1 ]          4               0               4
[ 2 0 ]          5               0               5
[ 2 1 ]          6               0               6
6 differences found
Attribute:   <float2D> and <float2D>
position        float2D of </g1> float2D of </g1> difference
------------------------------------------------------------
[ 0 0 ]          1               0               1
[ 0 1 ]          2               0               2
[ 1 0 ]          3               0               3
[ 1 1 ]          4               0               4
[ 2 0 ]          5               0               5
[ 2 1 ]          6               0               6
*/

 make_attr(loc_id,2,dims2,"integer2D",H5T_NATIVE_INT,buf72);
 make_attr(loc_id,2,dims2,"float2D",H5T_NATIVE_FLOAT,buf82);


/*-------------------------------------------------------------------------
 * 3D attributes
 *-------------------------------------------------------------------------
 */

/*-------------------------------------------------------------------------
 * H5T_STRING
 *-------------------------------------------------------------------------
 */

 if (make_diffs)
 {
  memset(buf13,'z',sizeof buf13);
 }

 /*
 buf13[24][2]= {"ab","cd","ef","gh","ij","kl","mn","pq",
 "rs","tu","vw","xz","AB","CD","EF","GH",
 "IJ","KL","MN","PQ","RS","TU","VW","XZ"};

Attribute:   <string3D> and <string3D>
position        string3D of </g1> string3D of </g1> difference
------------------------------------------------------------
[ 0 0 0 ]          a                z
[ 0 0 0 ]          b                z
[ 0 0 1 ]          c                z
[ 0 0 1 ]          d                z
[ 0 1 0 ]          e                z
[ 0 1 0 ]          f                z
[ 0 1 1 ]          g                z
[ 0 1 1 ]          h                z
[ 0 2 0 ]          i                z
[ 0 2 0 ]          j                z
[ 0 2 1 ]          k                z
[ 0 2 1 ]          l                z
[ 1 0 0 ]          m                z
[ 1 0 0 ]          n                z
[ 1 0 1 ]          p                z
[ 1 0 1 ]          q                z
[ 1 1 0 ]          r                z
[ 1 1 0 ]          s                z
[ 1 1 1 ]          t                z
[ 1 1 1 ]          u                z
[ 1 2 0 ]          v                z
[ 1 2 0 ]          w                z
[ 1 2 1 ]          x                z
[ 2 0 0 ]          A                z
[ 2 0 0 ]          B                z
[ 2 0 1 ]          C                z
[ 2 0 1 ]          D                z
[ 2 1 0 ]          E                z
[ 2 1 0 ]          F                z
[ 2 1 1 ]          G                z
[ 2 1 1 ]          H                z
[ 2 2 0 ]          I                z
[ 2 2 0 ]          J                z
[ 2 2 1 ]          K                z
[ 2 2 1 ]          L                z
[ 3 0 0 ]          M                z
[ 3 0 0 ]          N                z
[ 3 0 1 ]          P                z
[ 3 0 1 ]          Q                z
[ 3 1 0 ]          R                z
[ 3 1 0 ]          S                z
[ 3 1 1 ]          T                z
[ 3 1 1 ]          U                z
[ 3 2 0 ]          V                z
[ 3 2 0 ]          W                z
[ 3 2 1 ]          X                z
[ 3 2 1 ]          Z                z
 */

 type_id = H5Tcopy(H5T_C_S1);
 status  = H5Tset_size(type_id, 2);
 make_attr(loc_id,3,dims3,"string3D",type_id,buf13);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_BITFIELD
 *-------------------------------------------------------------------------
 */

 n=1;
 for (i = 0; i < 4; i++) {
  for (j = 0; j < 3; j++) {
   for (k = 0; k < 2; k++) {
    if (make_diffs) buf23[i][j][k]=0;
    else buf23[i][j][k]=n++;
   }
  }
 }

/*
position        bitfield3D of </g1> bitfield3D of </g1> difference
------------------------------------------------------------
[ 0 0 0 ]          1               0               1
[ 0 0 1 ]          2               0               2
[ 0 1 0 ]          3               0               3
[ 0 1 1 ]          4               0               4
[ 0 2 0 ]          5               0               5
[ 0 2 1 ]          6               0               6
[ 1 0 0 ]          7               0               7
[ 1 0 1 ]          8               0               8
[ 1 1 0 ]          9               0               9
[ 1 1 1 ]          10              0               10
[ 1 2 0 ]          11              0               11
[ 1 2 1 ]          12              0               12
[ 2 0 0 ]          13              0               13
[ 2 0 1 ]          14              0               14
[ 2 1 0 ]          15              0               15
[ 2 1 1 ]          16              0               16
[ 2 2 0 ]          17              0               17
[ 2 2 1 ]          18              0               18
[ 3 0 0 ]          19              0               19
[ 3 0 1 ]          20              0               20
[ 3 1 0 ]          21              0               21
[ 3 1 1 ]          22              0               22
[ 3 2 0 ]          23              0               23
[ 3 2 1 ]          24              0               24
*/

 type_id = H5Tcopy(H5T_STD_B8LE);
 make_attr(loc_id,3,dims3,"bitfield3D",type_id,buf23);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_OPAQUE
 *-------------------------------------------------------------------------
 */
 type_id = H5Tcreate(H5T_OPAQUE, 1);
 status = H5Tset_tag(type_id, "1-byte opaque type"); /* must set this */
 make_attr(loc_id,3,dims3,"opaque3D",type_id,buf23);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_COMPOUND
 *-------------------------------------------------------------------------
 */

 n=1;
 for (i = 0; i < 4; i++) {
  for (j = 0; j < 3; j++) {
   for (k = 0; k < 2; k++) {
    if (make_diffs) {
     buf33[i][j][k].a=0;
     buf33[i][j][k].b=0;
    }
    else {
     buf33[i][j][k].a=n++;
     buf33[i][j][k].b=n++;
    }
   }
  }
 }
/*position        compound3D of </g1> compound3D of </g1> difference
------------------------------------------------------------
[ 0 0 0 ]          1               0               1
[ 0 0 0 ]          2               0               2
[ 0 0 1 ]          3               0               3
[ 0 0 1 ]          4               0               4
[ 0 1 0 ]          5               0               5
[ 0 1 0 ]          6               0               6
[ 0 1 1 ]          7               0               7
[ 0 1 1 ]          8               0               8
[ 0 2 0 ]          9               0               9
[ 0 2 0 ]          10              0               10
[ 0 2 1 ]          11              0               11
[ 0 2 1 ]          12              0               12
[ 1 0 0 ]          13              0               13
[ 1 0 0 ]          14              0               14
[ 1 0 1 ]          15              0               15
[ 1 0 1 ]          16              0               16
[ 1 1 0 ]          17              0               17
[ 1 1 0 ]          18              0               18
[ 1 1 1 ]          19              0               19
[ 1 1 1 ]          20              0               20
[ 1 2 0 ]          21              0               21
[ 1 2 0 ]          22              0               22
[ 1 2 1 ]          23              0               23
[ 1 2 1 ]          24              0               24
[ 2 0 0 ]          25              0               25
[ 2 0 0 ]          26              0               26
[ 2 0 1 ]          27              0               27
[ 2 0 1 ]          28              0               28
[ 2 1 0 ]          29              0               29
[ 2 1 0 ]          30              0               30
[ 2 1 1 ]          31              0               31
[ 2 1 1 ]          32              0               32
[ 2 2 0 ]          33              0               33
[ 2 2 0 ]          34              0               34
[ 2 2 1 ]          35              0               35
[ 2 2 1 ]          36              0               36
[ 3 0 0 ]          37              0               37
[ 3 0 0 ]          38              0               38
[ 3 0 1 ]          39              0               39
[ 3 0 1 ]          40              0               40
[ 3 1 0 ]          41              0               41
[ 3 1 0 ]          42              0               42
[ 3 1 1 ]          43              0               43
[ 3 1 1 ]          44              0               44
[ 3 2 0 ]          45              0               45
[ 3 2 0 ]          46              0               46
[ 3 2 1 ]          47              0               47
[ 3 2 1 ]          48              0               48
*/



 type_id = H5Tcreate (H5T_COMPOUND, sizeof(s_t));
 H5Tinsert(type_id, "a", HOFFSET(s_t, a), H5T_NATIVE_CHAR);
 H5Tinsert(type_id, "b", HOFFSET(s_t, b), H5T_NATIVE_DOUBLE);
 make_attr(loc_id,3,dims3,"compound3D",type_id,buf33);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_REFERENCE
 *-------------------------------------------------------------------------
 */
 /* Create references to dataset */
 if (dset_name)
 {
  for (i = 0; i < 4; i++) {
   for (j = 0; j < 3; j++) {
    for (k = 0; k < 2; k++)
     status=H5Rcreate(&buf43[i][j][k],fid,dset_name,H5R_OBJECT,-1);
   }
  }
 make_attr(loc_id,3,dims3,"reference3D",H5T_STD_REF_OBJ,buf43);
 }

/*-------------------------------------------------------------------------
 * H5T_ENUM
 *-------------------------------------------------------------------------
 */

 for (i = 0; i < 4; i++) {
  for (j = 0; j < 3; j++) {
   for (k = 0; k < 2; k++) {
    if (make_diffs) buf453[i][j][k]=RED; else buf453[i][j][k]=GREEN;
   }
  }
 }

/*
position        enum3D of </g1> enum3D of </g1> difference
------------------------------------------------------------
[ 0 0 0 ]          GREEN            RED
[ 0 0 1 ]          GREEN            RED
[ 0 1 0 ]          GREEN            RED
[ 0 1 1 ]          GREEN            RED
[ 0 2 0 ]          GREEN            RED
[ 0 2 1 ]          GREEN            RED
[ 1 0 0 ]          GREEN            RED
[ 1 0 1 ]          GREEN            RED
[ 1 1 0 ]          GREEN            RED
[ 1 1 1 ]          GREEN            RED
[ 1 2 0 ]          GREEN            RED
[ 1 2 1 ]          GREEN            RED
[ 2 0 0 ]          GREEN            RED
[ 2 0 1 ]          GREEN            RED
[ 2 1 0 ]          GREEN            RED
[ 2 1 1 ]          GREEN            RED
[ 2 2 0 ]          GREEN            RED
[ 2 2 1 ]          GREEN            RED
[ 3 0 0 ]          GREEN            RED
[ 3 0 1 ]          GREEN            RED
[ 3 1 0 ]          GREEN            RED
[ 3 1 1 ]          GREEN            RED
[ 3 2 0 ]          GREEN            RED
[ 3 2 1 ]          GREEN            RED
*/


 type_id = H5Tcreate(H5T_ENUM, sizeof(e_t));
 H5Tenum_insert(type_id, "RED",   (val = 0, &val));
 H5Tenum_insert(type_id, "GREEN", (val = 1, &val));
 make_attr(loc_id,3,dims3,"enum3D",type_id,buf453);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_VLEN
 *-------------------------------------------------------------------------
 */

 /* Allocate and initialize VL dataset to write */
 n=0;
 for (i = 0; i < 4; i++) {
  for (j = 0; j < 3; j++) {
   for (k = 0; k < 2; k++) {
    int l;
    buf53[i][j][k].p = malloc((i + 1) * sizeof(int));
    buf53[i][j][k].len = i + 1;
    for (l = 0; l < i + 1; l++)
    if (make_diffs)((int *)buf53[i][j][k].p)[l] = 0;
    else ((int *)buf53[i][j][k].p)[l] = n++;
   }
  }
 }
/*
position        vlen3D of </g1> vlen3D of </g1> difference
------------------------------------------------------------
[ 0 0 1 ]          1               0               1
[ 0 1 0 ]          2               0               2
[ 0 1 1 ]          3               0               3
[ 0 2 0 ]          4               0               4
[ 0 2 1 ]          5               0               5
[ 1 0 0 ]          6               0               6
[ 1 0 0 ]          7               0               7
[ 1 0 1 ]          8               0               8
[ 1 0 1 ]          9               0               9
[ 1 1 0 ]          10              0               10
etc
*/
 space_id = H5Screate_simple(3,dims3,NULL);
 type_id = H5Tvlen_create(H5T_NATIVE_INT);
 attr_id = H5Acreate(loc_id,"vlen3D",type_id,space_id,H5P_DEFAULT);
 status = H5Awrite(attr_id,type_id,buf53);
 assert(status>=0);
 status = H5Dvlen_reclaim(type_id,space_id,H5P_DEFAULT,buf53);
 assert(status>=0);
 status = H5Aclose(attr_id);
 status = H5Tclose(type_id);
 status = H5Sclose(space_id);

/*-------------------------------------------------------------------------
 * H5T_ARRAY
 *-------------------------------------------------------------------------
 */
 n=1;
 for (i = 0; i < 24; i++) {
  for (j = 0; j < (int)dimarray[0]; j++) {
    if (make_diffs) buf63[i][j]=0;
    else buf63[i][j]=n++;
  }
 }
 /*
 position        array3D of </g1> array3D of </g1> difference
------------------------------------------------------------
[ 0 0 0 ]          1               0               1
[ 0 0 0 ]          2               0               2
[ 0 0 0 ]          3               0               3
[ 0 0 1 ]          4               0               4
[ 0 0 1 ]          5               0               5
[ 0 0 1 ]          6               0               6
[ 0 1 0 ]          7               0               7
etc
*/

 type_id = H5Tarray_create(H5T_NATIVE_INT, 1, dimarray, NULL);
 make_attr(loc_id,3,dims3,"array3D",type_id,buf63);
 status = H5Tclose(type_id);

/*-------------------------------------------------------------------------
 * H5T_INTEGER and H5T_FLOAT
 *-------------------------------------------------------------------------
 */
 n=1; f=1;
 for (i = 0; i < 4; i++) {
  for (j = 0; j < 3; j++) {
   for (k = 0; k < 2; k++) {
    if (make_diffs) {
     buf73[i][j][k]=0;
     buf83[i][j][k]=0;
    }
    else {
     buf73[i][j][k]=n++;
     buf83[i][j][k]=f++;
    }
   }
  }
 }

 /*
 position        integer3D of </g1> integer3D of </g1> difference
------------------------------------------------------------
[ 0 0 0 ]          1               0               1
[ 0 0 1 ]          2               0               2
[ 0 1 0 ]          3               0               3
[ 0 1 1 ]          4               0               4
[ 0 2 0 ]          5               0               5
[ 0 2 1 ]          6               0               6
[ 1 0 0 ]          7               0               7
[ 1 0 1 ]          8               0               8
[ 1 1 0 ]          9               0               9
[ 1 1 1 ]          10              0               10
etc
*/
 make_attr(loc_id,3,dims3,"integer3D",H5T_NATIVE_INT,buf73);
 make_attr(loc_id,3,dims3,"float3D",H5T_NATIVE_FLOAT,buf83);
}



/*-------------------------------------------------------------------------
 * Function: make_dset
 *
 * Purpose: utility function to create and write a dataset in LOC_ID
 *
 * Programmer: Pedro Vicente, pvn@ncsa.uiuc.edu
 *
 * Date: November 12, 2003
 *
 *-------------------------------------------------------------------------
 */
int make_dset(hid_t loc_id,
              const char *name,
              hid_t sid,
              hid_t dcpl,
              void *buf)
{
 hid_t   dsid;

 /* create the dataset */
 if((dsid = H5Dcreate (loc_id,name,H5T_NATIVE_INT,sid,dcpl))<0)
  return -1;

 /* write */
 if(H5Dwrite(dsid,H5T_NATIVE_INT,H5S_ALL,H5S_ALL,H5P_DEFAULT,buf)<0)
  goto out;

 /* close */
 if(H5Dclose(dsid)<0)
  return -1;

 return 0;
 out:
 H5E_BEGIN_TRY {
  H5Dclose(dsid);
 } H5E_END_TRY;
 return -1;
}


/*-------------------------------------------------------------------------
 * Function: write_dset
 *
 * Purpose: utility function to create and write a dataset in LOC_ID
 *
 * Programmer: Pedro Vicente, pvn@ncsa.uiuc.edu
 *
 * Date: November 12, 2003
 *
 *-------------------------------------------------------------------------
 */

int write_dset( hid_t loc_id,
                int rank,
                hsize_t *dims,
                const char *dset_name,
                hid_t type_id,
                void *buf )
{
 hid_t   dset_id;
 hid_t   space_id;

 /* Create a buf space  */
 if ((space_id = H5Screate_simple(rank,dims,NULL))<0)
  return -1;

 /* Create a dataset */
 if ((dset_id = H5Dcreate(loc_id,dset_name,type_id,space_id,H5P_DEFAULT))<0)
  return -1;

 /* Write the buf */
 if ( buf )
  if (H5Dwrite(dset_id,type_id,H5S_ALL,H5S_ALL,H5P_DEFAULT,buf)<0)
   return -1;

 /* Close */
 if (H5Dclose(dset_id)<0)
  return -1;
 if (H5Sclose(space_id)<0)
  return -1;

 return 0;

}


/*-------------------------------------------------------------------------
 * Function: write_attr
 *
 * Purpose: utility function to write an attribute in LOC_ID
 *
 * Programmer: Pedro Vicente, pvn@ncsa.uiuc.edu
 *
 * Date: November 12, 2003
 *
 *-------------------------------------------------------------------------
 */

int make_attr(hid_t loc_id,
               int rank,
               hsize_t *dims,
               const char *attr_name,
               hid_t type_id,
               void *buf)
{
 hid_t   attr_id;
 hid_t   space_id;

 /* create a space  */
 if ((space_id = H5Screate_simple(rank,dims,NULL))<0)
  return -1;

 /* create the attribute */
 if ((attr_id = H5Acreate(loc_id,attr_name,type_id,space_id,H5P_DEFAULT))<0)
  goto out;

 /* write the buffer */
 if ( buf )
 {
  if (H5Awrite(attr_id,type_id,buf)<0)
   goto out;
 }

 /* close */
 H5Aclose(attr_id);
 H5Sclose(space_id);
 return 0;

out:
 H5E_BEGIN_TRY {
  H5Aclose(attr_id);
  H5Sclose(space_id);
 } H5E_END_TRY;
 return -1;
}

 

