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#include "H5HLprivate2.h"
#include <stdio.h>
#include <string.h>
#include <assert.h>
#include <stdlib.h>
#include <unistd.h>
/* Size of data buffer */
#define TEST_BUF_SIZE 100
/*
* Test variations (incremental) for one-dimensional dataset:
* Varies from 10->13->12->12->1->3
*/
#define ONE_NTESTS 5
int one_tests[ONE_NTESTS] = {3, -1, 0, -11, 2};
/*
* Test variations (incremental) for two-dimensional dataset:
* Varies from {4,10}->{6,12}->{8,1}->{10,1}->
* {3,3}->{2,2}->{1,2}->
* {1,4}->{1,3}->{1,3}
*/
#define TWO_NTESTS 9
int two_tests[TWO_NTESTS][2] = { {2, 2}, {2, -11}, {2, 0},
{-7, 2}, {-1, -1}, {-1, 0},
{0, 2}, {0, -1}, {0, 0}
};
static int extend_dset(const char *file, char *dname);
/*
* Extend the specified dataset in the file with ld_monitor.c monitoring
* the dataset on the other end:
*
* 1) Extend the dataset according to the variations: ONE_NTESTS, TWO_NTESTS
* 2) Write to the dataset (currently, only for integer dataset)
* 3) Flush the dataset
*/
static int
extend_dset(const char *file, char *dname)
{
hid_t fid; /* file id */
hid_t did; /* dataset id */
hid_t dtype; /* dataset's datatype */
hid_t sid; /* dataspace id */
int i, j, k; /* local index variable */
int ndims; /* number of dimensions */
int buf[TEST_BUF_SIZE]; /* buffer for data */
hsize_t cur_dims[2]; /* current dimension sizes */
hsize_t ext_dims[2]; /* new dimension sizes after extension */
/* Open the file */
if((fid = H5Fopen(file, H5F_ACC_RDWR, H5P_DEFAULT)) < 0)
goto done;
/* Open the dataset */
if((did = H5Dopen2(fid, dname, H5P_DEFAULT)) < 0)
goto done;
/* Get the dataset's data space */
if((sid = H5Dget_space(did)) < 0)
goto done;
/* Get the # of dimensions for the dataset */
if((ndims = H5Sget_simple_extent_ndims(sid)) < 0)
goto done;
/* Initialize data written to the dataset */
HDmemset(buf, 0, sizeof(buf));
for(k = 0; k < TEST_BUF_SIZE; k++)
buf[k] = k;
/* Loop through different variations of extending the dataset */
for(i = 0; i < (ndims == 1 ? ONE_NTESTS: TWO_NTESTS); i++) {
sleep(2);
/* Get the dataset's current dimension sizes */
if(H5LDget_dset_dims(did, cur_dims) < 0)
goto done;
/* Set up the new extended dimension sizes */
for(j = 0; j < ndims; j++)
ext_dims[j] = cur_dims[j] + (ndims == 1 ? (hsize_t)one_tests[i] : (hsize_t)two_tests[i][j]);
/* Extend the dataset */
if(H5Dset_extent(did, ext_dims) < 0)
goto done;
/* Get the dataset's data type */
if((dtype = H5Tget_native_type(H5Dget_type(did), H5T_DIR_DEFAULT)) < 0)
goto done;
/* Write to the whole dataset after extension */
if(H5Dwrite(did, dtype, H5S_ALL, H5S_ALL, H5P_DEFAULT, buf) < 0)
goto done;
/* Flush the data */
if(H5Dflush(did) < 0)
goto done;
} /* end for ONE_NTESTS or TWO_NTESTS */
/* Closing */
if(H5Tclose(dtype) < 0) goto done;
if(H5Sclose(sid) < 0) goto done;
if(H5Dclose(did) < 0) goto done;
if(H5Fclose(fid) < 0) goto done;
return(0);
done:
H5E_BEGIN_TRY
H5Tclose(dtype);
H5Sclose(sid);
H5Dclose(did);
H5Fclose(fid);
H5E_END_TRY
return(-1);
} /* extend_dset() */
/* Usage: extend_dset xx.h5 dname */
int
main(int argc, const char *argv[])
{
char *dname = NULL; /* dataset name */
char *fname = NULL; /* file name */
if(argc != 3) {
fprintf(stderr, "Should have file name and dataset name to be extended...\n");
goto done;
}
/* Get the file and dataset names to be extended */
fname = HDstrdup(argv[1]);
dname = HDstrdup(argv[2]);
/* Extend the specified dataset in the file */
if(extend_dset(fname, dname) < 0)
goto done;
exit(EXIT_SUCCESS);
done:
if(dname) HDfree(dname);
if(fname) HDfree(fname);
exit(EXIT_FAILURE);
} /* main() */
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