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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. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
* File/dataset generator for VDS use case 3
*
* See the header file for a description.
*/
#include <stdlib.h>
#include <string.h>
#include <hdf5.h>
#include "UC_common.h"
#include "UC_3.h"
/* Create the VDS that uses use case 1 files */
herr_t
create_3_1_vds(void)
{
hid_t src_sid = -1; /* source dataset's dataspace ID */
hid_t vds_sid = -1; /* VDS dataspace ID */
hid_t vds_dcplid = -1; /* VDS dataset property list ID */
hid_t fid = -1; /* HDF5 file ID */
hid_t did = -1; /* dataset ID */
hsize_t start[RANK]; /* source starting point for hyperslab */
hsize_t position[RANK]; /* vds mapping positions */
int i; /* iterator */
/* Create VDS dcpl */
if((vds_dcplid = H5Pcreate(H5P_DATASET_CREATE)) < 0)
UC_ERROR
if(H5Pset_fill_value(vds_dcplid, UC_31_VDS_DATATYPE,
&UC_3_VDS_FILL_VALUE) < 0)
UC_ERROR
/* Create VDS dataspace */
if((vds_sid = H5Screate_simple(RANK, UC_31_VDS_DIMS,
UC_31_VDS_MAX_DIMS)) < 0)
UC_ERROR
/* Set starting positions */
start[0] = 0;
start[1] = 0;
start[2] = 0;
position[0] = 0;
position[1] = UC_31_GAP;
position[2] = 0;
/******************************
* Create source-VDS mappings *
******************************/
for(i = 0; i < UC_1_N_SOURCES; i++) {
if((src_sid = H5Screate_simple(RANK, UC_1_DIMS[i],
UC_1_MAX_DIMS[i])) < 0)
UC_ERROR
/* set up hyperslabs for source and destination datasets */
if(H5Sselect_hyperslab(src_sid, H5S_SELECT_SET, start, NULL,
UC_1_MAX_DIMS[i], NULL) < 0)
UC_ERROR
if(H5Sselect_hyperslab(vds_sid, H5S_SELECT_SET, position,
NULL, UC_1_MAX_DIMS[i], NULL) < 0)
UC_ERROR
position[1] += UC_1_DIMS[i][1] + UC_31_GAP;
/* Add VDS mapping */
if(H5Pset_virtual(vds_dcplid, vds_sid, UC_1_FILE_NAMES[i],
UC_1_SOURCE_DSET_PATH, src_sid) < 0)
UC_ERROR
if(H5Sclose(src_sid) < 0)
UC_ERROR
} /* end for */
/*******************************
* Create VDS file and dataset *
*******************************/
/* file */
if((fid = H5Fcreate(UC_31_VDS_FILE_NAME, H5F_ACC_TRUNC,
H5P_DEFAULT, H5P_DEFAULT)) < 0)
UC_ERROR
/* dataset */
if((did = H5Dcreate2(fid, UC_3_VDS_DSET_NAME, UC_31_VDS_DATATYPE, vds_sid,
H5P_DEFAULT, vds_dcplid, H5P_DEFAULT)) < 0)
UC_ERROR
/* close */
if(H5Pclose(vds_dcplid) < 0)
UC_ERROR
if(H5Sclose(vds_sid) < 0)
UC_ERROR
if(H5Dclose(did) < 0)
UC_ERROR
if(H5Fclose(fid) < 0)
UC_ERROR
return 0;
error:
H5E_BEGIN_TRY {
if(vds_sid >= 0)
(void)H5Sclose(vds_sid);
if(vds_dcplid >= 0)
(void)H5Pclose(vds_dcplid);
if(fid >= 0)
(void)H5Fclose(fid);
if(did >= 0)
(void)H5Dclose(did);
} H5E_END_TRY
return -1;
} /* end create_3_1_vds() */
/* Create the VDS that uses use case 2 files */
herr_t
create_3_2_vds(void)
{
hid_t src_sid = -1; /* source dataset's dataspace ID */
hid_t vds_sid = -1; /* VDS dataspace ID */
hid_t vds_dcplid = -1; /* VDS dataset property list ID */
hid_t fid = -1; /* HDF5 file ID */
hid_t did = -1; /* dataset ID */
hsize_t start[RANK]; /* source starting point for hyperslab */
int i; /* iterator */
/* Create VDS dcpl */
if((vds_dcplid = H5Pcreate(H5P_DATASET_CREATE)) < 0)
UC_ERROR
if(H5Pset_fill_value(vds_dcplid, UC_32_VDS_DATATYPE,
&UC_3_VDS_FILL_VALUE) < 0)
UC_ERROR
/* Create VDS dataspace */
if((vds_sid = H5Screate_simple(RANK, UC_32_VDS_DIMS,
UC_32_VDS_MAX_DIMS)) < 0)
UC_ERROR
/* Set starting positions */
start[0] = 0;
start[1] = 0;
start[2] = 0;
/******************************
* Create source-VDS mappings *
******************************/
for(i = 0; i < UC_2_N_SOURCES; i++) {
if((src_sid = H5Screate_simple(RANK, UC_2_DIMS[i],
UC_2_MAX_DIMS[i])) < 0)
UC_ERROR
/* set up hyperslabs for source and destination datasets */
if(H5Sselect_hyperslab(src_sid, H5S_SELECT_SET, start, NULL,
UC_2_MAX_DIMS[i], NULL) < 0)
UC_ERROR
if(H5Sselect_hyperslab(vds_sid, H5S_SELECT_SET, UC_32_POSITIONS[i],
NULL, UC_2_MAX_DIMS[i], NULL) < 0)
UC_ERROR
/* Add VDS mapping */
if(H5Pset_virtual(vds_dcplid, vds_sid, UC_2_FILE_NAMES[i],
UC_2_SOURCE_DSET_PATH, src_sid) < 0)
UC_ERROR
if(H5Sclose(src_sid) < 0)
UC_ERROR
} /* end for */
/*******************************
* Create VDS file and dataset *
*******************************/
/* file */
if((fid = H5Fcreate(UC_32_VDS_FILE_NAME, H5F_ACC_TRUNC,
H5P_DEFAULT, H5P_DEFAULT)) < 0)
UC_ERROR
/* dataset */
if((did = H5Dcreate2(fid, UC_3_VDS_DSET_NAME, UC_32_VDS_DATATYPE, vds_sid,
H5P_DEFAULT, vds_dcplid, H5P_DEFAULT)) < 0)
UC_ERROR
/* close */
if(H5Pclose(vds_dcplid) < 0)
UC_ERROR
if(H5Sclose(vds_sid) < 0)
UC_ERROR
if(H5Dclose(did) < 0)
UC_ERROR
if(H5Fclose(fid) < 0)
UC_ERROR
return 0;
error:
H5E_BEGIN_TRY {
if(vds_sid >= 0)
(void)H5Sclose(vds_sid);
if(vds_dcplid >= 0)
(void)H5Pclose(vds_dcplid);
if(fid >= 0)
(void)H5Fclose(fid);
if(did >= 0)
(void)H5Dclose(did);
} H5E_END_TRY
return -1;
} /* end create_3_2_vds() */
int
main(int argc, char *argv[])
{
if(create_3_1_vds() < 0)
UC_ERROR
if(create_3_2_vds() < 0)
UC_ERROR
return EXIT_SUCCESS;
error:
return EXIT_FAILURE;
} /* end main() */
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