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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* 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. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
* Programmer: Pedro Vicente <pvn@ncsa.uiuc.edu>
* Thursday, March 25, 2004
*
* Purpose: Create a dataset with the fletcher filter.
* This program is used to create the test file `test_filters.h5' which has
* a dataset with the "fletcher" I/O filter. This dataset will
* be used to verify the correct behavior of the library in the test "dsets"
*/
#include "hdf5.h"
#define TESTFILE "test_filters.h5"
static herr_t
test_filters_endianess(void)
{
#if defined H5_HAVE_FILTER_FLETCHER32
hid_t fid = -1; /* file ID */
hid_t dsid = -1; /* dataset ID */
hid_t sid = -1; /* dataspace ID */
hid_t dcpl = -1; /* dataset creation property list ID */
hsize_t dims[1] = {20}; /* dataspace dimensions */
hsize_t chunk_dims[1] = {10}; /* chunk dimensions */
int buf[20];
int rank = 1;
int i;
for(i = 0; i < 20; i++)
buf[i] = 1;
/* create a file using default properties */
if((fid = H5Fcreate(TESTFILE, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT)) < 0) goto error;
/* create a data space */
if((sid = H5Screate_simple(rank, dims, NULL)) < 0) goto error;
/* create dcpl */
if((dcpl = H5Pcreate(H5P_DATASET_CREATE)) < 0) goto error;
if(H5Pset_chunk(dcpl, rank, chunk_dims) < 0) goto error;
if(H5Pset_fletcher32(dcpl) < 0) goto error;
/* create a dataset */
if((dsid = H5Dcreate(fid, "dset", H5T_NATIVE_INT, sid, dcpl)) < 0) goto error;
if(H5Dwrite(dsid, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT, buf) < 0) goto error;
/* close */
if(H5Pclose(dcpl) < 0) goto error;
if(H5Dclose(dsid) < 0) goto error;
if(H5Sclose(sid) < 0) goto error;
if(H5Fclose(fid) < 0) goto error;
#endif /* H5_HAVE_FILTER_FLETCHER32 */
return 0;
#if defined H5_HAVE_FILTER_FLETCHER32
error:
H5E_BEGIN_TRY {
H5Pclose(dcpl);
H5Dclose(dsid);
H5Sclose(sid);
H5Fclose(fid);
} H5E_END_TRY;
return -1;
#endif /* H5_HAVE_FILTER_FLETCHER32 */
} /* end test_filters_endianess() */
/*-------------------------------------------------------------------------
* Function: main
*
* Purpose: call the generator function
*
* Return: Success:
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
int
main(void)
{
test_filters_endianess();
return 0;
}
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