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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by The HDF Group. *
* 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://www.hdfgroup.org/licenses. *
* 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 identifies 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.
*
* The included datatypes should be more than adequate to verify the correctness
* of the behavior -- if one type can be consolidated from external storage,
* then they all can.
*/
#include "hdf5.h"
#include "H5private.h"
#define MAX_NAME_SIZE 256
#define FILE_INT32LE_1 "h5repack_int32le_1d"
#define FILE_INT32LE_2 "h5repack_int32le_2d"
#define FILE_INT32LE_3 "h5repack_int32le_3d"
#define FILE_UINT8BE "h5repack_uint8be"
#define FILE_F32LE "h5repack_f32le"
#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)); \
} \
}
struct external_def {
hsize_t type_size;
unsigned n_elts_per_file;
unsigned n_elts_total;
};
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
* Helper function to create and write a dataset to file.
* Returns 0 on success, -1 on failure.
*/
static int
make_dataset(hid_t file_id, const char *dset_name, hid_t mem_type_id, hid_t space_id, hid_t dcpl_id,
void *wdata)
{
hid_t dset_id = H5I_INVALID_HID;
int ret_value = 0;
dset_id = H5Dcreate2(file_id, dset_name, mem_type_id, space_id, H5P_DEFAULT, dcpl_id, H5P_DEFAULT);
if (dset_id == H5I_INVALID_HID)
H5REPACKGENTEST_OOPS;
if (H5Dwrite(dset_id, mem_type_id, H5S_ALL, H5S_ALL, H5P_DEFAULT, wdata) < 0)
H5REPACKGENTEST_OOPS;
done:
if (dset_id != H5I_INVALID_HID)
(void)H5Dclose(dset_id);
return ret_value;
} /* end make_dataset() */
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
* Helper function to populate the DCPL external storage list.
* Creates external files for the DCPL, with each file name following the
* convention "<filename>_ex-<num>.dat". Will append `n_external_files` to
* the filename list, with each file having space for `n_elts` items of the
* type (of size `elt_size`). The numeric inputs are not sanity-checked.
* Returns 0 on success, -1 on failure.
*/
static int
set_dcpl_external_list(hid_t dcpl, const char *filename, unsigned n_elts_per_file, unsigned n_elts_total,
hsize_t elt_size)
{
char name[MAX_NAME_SIZE];
unsigned n_external_files = 0;
unsigned i = 0;
if (NULL == filename || '\0' == *filename)
return -1;
n_external_files = n_elts_total / n_elts_per_file;
if (n_elts_total != (n_external_files * n_elts_per_file))
return -1;
for (i = 0; i < n_external_files; i++) {
if (HDsnprintf(name, MAX_NAME_SIZE, "%s_ex-%u.dat", filename, i) >= MAX_NAME_SIZE)
return -1;
if (H5Pset_external(dcpl, name, 0, n_elts_per_file * elt_size) < 0)
return -1;
}
return 0;
} /* end set_dcpl_external_list() */
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
* Generalized utility function to write a file with the specified data and
* dataset configuration. If `ext` is provided, will attempt to use external
* storage.
* Returns 0 on success, -1 on failure.
*/
static int
make_file(const char *basename, struct external_def *ext, hid_t type_id, hsize_t rank, hsize_t *dims,
void *wdata)
{
char filename[MAX_NAME_SIZE];
hid_t file_id = H5I_INVALID_HID;
hid_t dcpl_id = H5P_DEFAULT;
hid_t space_id = H5I_INVALID_HID;
int ret_value = 0;
if (HDsnprintf(filename, MAX_NAME_SIZE, "%s%s.h5", basename, (NULL != ext) ? "_ex" : "") >= MAX_NAME_SIZE)
H5REPACKGENTEST_OOPS;
if (NULL != ext) {
dcpl_id = H5Pcreate(H5P_DATASET_CREATE);
if (dcpl_id == H5I_INVALID_HID)
H5REPACKGENTEST_OOPS;
if (set_dcpl_external_list(dcpl_id, basename, ext->n_elts_per_file, ext->n_elts_total,
ext->type_size) < 0)
H5REPACKGENTEST_OOPS;
}
space_id = H5Screate_simple((int)rank, dims, NULL);
if (space_id == H5I_INVALID_HID)
H5REPACKGENTEST_OOPS;
file_id = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
if (file_id == H5I_INVALID_HID)
H5REPACKGENTEST_OOPS;
if (make_dataset(file_id, "dset", type_id, space_id, dcpl_id, wdata) < 0)
H5REPACKGENTEST_OOPS;
done:
H5REPACKGENTEST_COMMON_CLEANUP(dcpl_id, file_id, space_id);
return ret_value;
} /* end make_file() */
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
* Returns 0 on success, -1 on failure.
*/
static int
generate_int32le_1d(hbool_t external)
{
int32_t wdata[12];
hsize_t dims[] = {12};
struct external_def *def_ptr = NULL;
struct external_def def = {(hsize_t)sizeof(int32_t), 6, 12};
int32_t n = 0;
int ret_value = 0;
/* Generate values
*/
for (n = 0; n < 12; n++) {
wdata[n] = n - 6;
}
def_ptr = (TRUE == external) ? (&def) : NULL;
if (make_file(FILE_INT32LE_1, def_ptr, H5T_STD_I32LE, 1, dims, wdata) < 0)
ret_value = -1;
return ret_value;
} /* end generate_int32le_1d() */
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
* Returns 0 on success, -1 on failure.
*/
static int
generate_int32le_2d(hbool_t external)
{
int32_t wdata[64];
hsize_t dims[] = {8, 8};
struct external_def *def_ptr = NULL;
struct external_def def = {(hsize_t)sizeof(int32_t), 64, 64};
int32_t n = 0;
int ret_value = 0;
/* Generate values
*/
for (n = 0; n < 64; n++) {
wdata[n] = n - 32;
}
def_ptr = (TRUE == external) ? (&def) : NULL;
if (make_file(FILE_INT32LE_2, def_ptr, H5T_STD_I32LE, 2, dims, wdata) < 0)
ret_value = -1;
return ret_value;
} /* end generate_int32le_2d() */
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
* Returns 0 on success, -1 on failure.
*/
static int
generate_int32le_3d(hbool_t external)
{
hsize_t dims[] = {8, 8, 8};
int32_t wdata[512]; /* 8^3, from dims */
struct external_def *def_ptr = NULL;
struct external_def def = {(hsize_t)sizeof(int32_t), 512, 512};
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; (hsize_t)i < dims[0]; i++) {
for (j = 0; (hsize_t)j < dims[1]; j++) {
for (k = 0; (hsize_t)k < dims[2]; k++, n++) {
wdata[n] = (k + j * 512 + i * 4096) * ((n & 1) ? (-1) : (1));
}
}
}
def_ptr = (TRUE == external) ? (&def) : NULL;
if (make_file(FILE_INT32LE_3, def_ptr, H5T_STD_I32LE, 3, dims, wdata) < 0)
ret_value = -1;
return ret_value;
} /* end generate_int32le_3d() */
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
* Returns 0 on success, -1 on failure.
*/
static int
generate_uint8be(hbool_t external)
{
hsize_t dims[] = {4, 8, 8};
uint8_t wdata[256]; /* 4*8*8, from dims */
struct external_def *def_ptr = NULL;
struct external_def def = {(hsize_t)sizeof(uint8_t), 64, 256};
uint8_t n = 0;
int i = 0;
int j = 0;
int k = 0;
int ret_value = 0;
/* Generate values, ping-pong from ends of range
*/
for (i = 0, n = 0; (hsize_t)i < dims[0]; i++) {
for (j = 0; (hsize_t)j < dims[1]; j++) {
for (k = 0; (hsize_t)k < dims[2]; k++, n++) {
wdata[n] = (uint8_t)((n & 1) ? -n : n);
}
}
}
def_ptr = (TRUE == external) ? (&def) : NULL;
if (make_file(FILE_UINT8BE, def_ptr, H5T_STD_U8BE, 3, dims, wdata) < 0)
ret_value = -1;
return ret_value;
} /* end generate_uint8be() */
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
* Returns 0 on success, -1 on failure.
*/
static int
generate_f32le(hbool_t external)
{
hsize_t dims[] = {12, 6};
float wdata[72]; /* 12*6, from dims */
struct external_def *def_ptr = NULL;
struct external_def def = {(hsize_t)sizeof(float), 72, 72};
float n = 0;
int i = 0;
int j = 0;
int k = 0;
int ret_value = 0;
/* Generate values */
for (i = 0, k = 0, n = 0; (hsize_t)i < dims[0]; i++) {
for (j = 0; (hsize_t)j < dims[1]; j++, k++, n++) {
wdata[k] = n * 801.1F * ((k % 5 == 1) ? (-1) : (1));
}
}
def_ptr = (TRUE == external) ? (&def) : NULL;
if (make_file(FILE_F32LE, def_ptr, H5T_IEEE_F32LE, 2, dims, wdata) < 0)
ret_value = -1;
return ret_value;
} /* end generate_f32le() */
/* ----------------------------------------------------------------------------
* Create files.
* Return 0 on success, nonzero on failure.
*/
int
main(void)
{
int i = 0;
for (i = 0; i < 2; i++) {
hbool_t external = (i & 1) ? TRUE : FALSE;
if (generate_int32le_1d(external) < 0)
HDprintf("A generate_int32le_1d failed!\n");
if (generate_int32le_2d(external) < 0)
HDprintf("A generate_int32le_2d failed!\n");
if (generate_int32le_3d(external) < 0)
HDprintf("A generate_int32le_3d failed!\n");
if (generate_uint8be(external) < 0)
HDprintf("A generate_uint8be failed!\n");
if (generate_f32le(external) < 0)
HDprintf("A generate_f32le failed!\n");
} /* end for external data storage or not */
return EXIT_SUCCESS;
} /* end main() */
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