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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 COPYING file, which can be found at the root of the source code *
* distribution tree, or in https://support.hdfgroup.org/ftp/HDF5/releases. *
* If you do not have access to either file, you may request a copy from *
* help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/* For generating files for verifying h5repack with external storage. . .
*
* Each case file should follow the format of:
* + h5repack_<NAME>.h5
* + h5repack_<NAME>_ex.h5
* + h5repack_<NAME>_ex-<N>.dat
* ...where NAME idenfities the type, and N is a positive decimal number;
* multiple external files (*.dat) are allowed per file, but they must
* follow the pattern and be in contiguous numerical sequence starting at 0.
*
* Each file typename must be added to the listing for
* `VERIFY_EXTERNAL_CONSOLIDATION` in h5repack.sh
*
* There is no restriction on the name, number, or structure of datasets and
* groups in HDF5 file.
*/
#include "hdf5.h"
#include "H5private.h"
#define MAX_NAME_SIZE 256
#define FILE_INT32LE "h5repack_int32le"
#define FILE_UINT8BE "h5repack_uint8be"
#define H5REPACKGENTEST_OOPS ret_value = -1; goto done;
#define H5REPACKGENTEST_COMMON_CLEANUP(dcpl, file, space) { \
if ((dcpl) != H5P_DEFAULT && (dcpl) != H5I_INVALID_HID) { \
(void)H5Pclose((dcpl)); \
} \
if ((file) != H5I_INVALID_HID) { (void)H5Fclose((file)); } \
if ((space) != H5I_INVALID_HID) { (void)H5Sclose((space)); } \
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
* Helper function to create and write a dataset to file.
* Returns 0 on success, -1 on failure.
*/
static int
make_dataset(
hid_t file,
const char *dset_name,
hid_t mem_type_id,
hid_t space,
hid_t dcpl,
void *wdata)
{
hid_t dset = H5I_INVALID_HID;
int ret_value = 0;
dset = H5Dcreate2(
file,
"dset",
mem_type_id,
space,
H5P_DEFAULT,
dcpl,
H5P_DEFAULT);
if (dset == H5I_INVALID_HID) {
H5REPACKGENTEST_OOPS;
}
if (H5Dwrite(
dset,
mem_type_id,
H5S_ALL,
H5S_ALL,
H5P_DEFAULT,
wdata)
< 0)
{
H5REPACKGENTEST_OOPS;
}
done:
if (dset != H5I_INVALID_HID) { (void)H5Dclose(dset); }
return ret_value;
} /* end make_dataset() */
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
* Helper function to populate the DCPL external storage list.
* Returns 0 on success, -1 on failure.
*/
static int
set_dcpl_external_list(
hid_t dcpl,
const char *filename,
hsize_t n_external_files,
hsize_t n_elts,
hsize_t elt_size)
{
hsize_t i = 0;
char name[MAX_NAME_SIZE];
for (i = 0; i < n_external_files; i++) {
snprintf(name, MAX_NAME_SIZE, "%s_ex-%llu.dat", filename, i);
if (H5Pset_external(dcpl, name, 0, n_elts * elt_size) < 0) {
return -1;
}
}
return 0;
} /* end set_dcpl_external_list() */
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
*/
static int
generate_int32le(hbool_t external)
{
char filename[MAX_NAME_SIZE];
hid_t file = H5I_INVALID_HID;
hid_t dcpl = H5P_DEFAULT;
hid_t space = H5I_INVALID_HID;
hsize_t dims[] = {8, 8, 8};
int32_t wdata[512]; /* 8^3, from dims */
int32_t n = 0;
int i = 0;
int j = 0;
int k = 0;
int ret_value = 0;
/* generate values, alternating positive and negative
*/
for (i=0, n=0; i < 8; i++) {
for (j=0; j < 8; j++) {
for (k=0; k < 8; k++, n++) {
wdata[n] = (k + j*512 + i*4096) * ((n&1) ? (-1) : (1));
}
}
}
snprintf(filename,
MAX_NAME_SIZE,
"%s%s.h5",
FILE_INT32LE,
(external) ? "_ex" : "");
if (external) {
dcpl = H5Pcreate(H5P_DATASET_CREATE);
if (dcpl == H5I_INVALID_HID) {
H5REPACKGENTEST_OOPS;
}
if (set_dcpl_external_list(
dcpl,
FILE_INT32LE,
1,
512,
sizeof(int32_t))
< 0)
{
H5REPACKGENTEST_OOPS;
}
}
space = H5Screate_simple(3, dims, NULL);
if (space == H5I_INVALID_HID) {
H5REPACKGENTEST_OOPS;
}
file = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
if (file == H5I_INVALID_HID) {
H5REPACKGENTEST_OOPS;
}
if (make_dataset(
file,
"dset",
H5T_STD_I32LE,
space,
dcpl,
wdata)
< 0)
{
H5REPACKGENTEST_OOPS;
}
done:
H5REPACKGENTEST_COMMON_CLEANUP(dcpl, file, space);
return ret_value;
} /* end generate_int32le() */
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
*/
static int
generate_uint8be(hbool_t external)
{
char filename[MAX_NAME_SIZE];
hid_t file = H5I_INVALID_HID;
hid_t dcpl = H5P_DEFAULT;
hid_t space = H5I_INVALID_HID;
hsize_t dims[] = {8, 8, 8};
uint8_t wdata[512]; /* 8^3, from dims */
uint8_t n = 0;
int i = 0;
int j = 0;
int k = 0;
int ret_value = 0;
/* Generate values, alternating positive and negative
* The latter half of the dataset is "overflow garbage" (TODO?)
*/
for (i=0, n=0; i < 8; i++) {
for (j=0; j < 8; j++) {
for (k=0; k < 8; k++, n++) {
wdata[n] = n * ((n&1) ? (-1) : (1));
}
}
}
snprintf(filename,
MAX_NAME_SIZE,
"%s%s.h5",
FILE_UINT8BE,
(external) ? "_ex" : "");
if (external) {
dcpl = H5Pcreate(H5P_DATASET_CREATE);
if (dcpl == H5I_INVALID_HID) {
H5REPACKGENTEST_OOPS;
}
if (set_dcpl_external_list(
dcpl,
FILE_UINT8BE,
8,
64,
sizeof(uint8_t))
< 0)
{
H5REPACKGENTEST_OOPS;
}
}
space = H5Screate_simple(3, dims, NULL);
if (space == H5I_INVALID_HID) {
H5REPACKGENTEST_OOPS;
}
file = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
if (file == H5I_INVALID_HID) {
H5REPACKGENTEST_OOPS;
}
if (make_dataset(
file,
"dset",
H5T_STD_U8BE,
space,
dcpl,
wdata)
< 0)
{
H5REPACKGENTEST_OOPS;
}
done:
H5REPACKGENTEST_COMMON_CLEANUP(dcpl, file, space);
return ret_value;
} /* end generate_uint8be() */
/* ----------------------------------------------------------------------------
*/
int
main(void)
{
int i = 0; /* loop variable */
int ret_value = 0;
for (i=0; i < 2; i++) {
hbool_t external = (i&1) ? TRUE : FALSE;
if (ret_value == 0) { ret_value -= generate_int32le(external); }
if (ret_value == 0) { ret_value -= generate_uint8be(external); }
} /* end for external data storage or not */
if (ret_value != 0) {
/* TODO: print warning message? */
}
return ret_value;
} /* end main() */
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