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https://github.com/HDFGroup/hdf5.git
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287 lines
8.1 KiB
C
287 lines
8.1 KiB
C
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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* Copyright by The HDF Group. *
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* Copyright by the Board of Trustees of the University of Illinois. *
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* All rights reserved. *
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* *
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* This file is part of HDF5. The full HDF5 copyright notice, including *
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* terms governing use, modification, and redistribution, is contained in *
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* the COPYING file, which can be found at the root of the source code *
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* distribution tree, or in https://support.hdfgroup.org/ftp/HDF5/releases. *
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* If you do not have access to either file, you may request a copy from *
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* help@hdfgroup.org. *
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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#include "h5hltest.h"
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#include "H5DOpublic.h"
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/* This test is a minimal test to ensure that the H5DO compatibility wrappers
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* work correctly.
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*/
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#ifndef H5_NO_DEPRECATED_SYMBOLS
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#define FILE_NAME "h5do_compat.h5"
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#define DATASET_NAME "direct_chunk_io"
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#define NX 8
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#define CHUNK_NX 4
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/*-------------------------------------------------------------------------
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* Function: test_direct_chunk_write
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*
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* Purpose: Test the basic functionality of H5DOwrite_chunk
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*
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* Return: Success: An identifer for the dataset used in the tests
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* Failure: H5I_INVALID_HID
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*
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*-------------------------------------------------------------------------
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*/
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static hid_t
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create_dataset(hid_t fid)
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{
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hid_t did = H5I_INVALID_HID;
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hid_t sid = H5I_INVALID_HID;
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hid_t dcpl_id = H5I_INVALID_HID;
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hsize_t dims[1] = {NX};
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hsize_t maxdims[1] = {H5S_UNLIMITED};
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hsize_t chunk_dims[1] = {CHUNK_NX};
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int data[NX];
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int i;
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/* Create a dataspace for the new dataset */
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if ((sid = H5Screate_simple(1, dims, maxdims)) < 0)
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goto error;
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/* Set up dataset creation parameters */
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if ((dcpl_id = H5Pcreate(H5P_DATASET_CREATE)) < 0)
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goto error;
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if (H5Pset_chunk(dcpl_id, 1, chunk_dims) < 0)
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goto error;
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/* Create a new dataset */
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if ((did = H5Dcreate2(fid, DATASET_NAME, H5T_NATIVE_INT, sid, H5P_DEFAULT, dcpl_id, H5P_DEFAULT)) < 0)
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goto error;
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/* Initialize the data */
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for (i = 0; i < NX; i++)
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data[i] = i;
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/* Write the initialized data */
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if (H5Dwrite(did, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT, data) < 0)
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goto error;
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/* Close everything */
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if (H5Sclose(sid) < 0)
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goto error;
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if (H5Pclose(dcpl_id) < 0)
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goto error;
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return did;
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error:
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H5E_BEGIN_TRY {
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H5Dclose(did);
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H5Sclose(sid);
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H5Pclose(dcpl_id);
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} H5E_END_TRY;
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return H5I_INVALID_HID;
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} /* end create_dataset() */
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/*-------------------------------------------------------------------------
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* Function: test_direct_chunk_write
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*
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* Purpose: Test the basic functionality of H5DOwrite_chunk
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*
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* Return: Success: 0
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* Failure: 1
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*
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*-------------------------------------------------------------------------
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*/
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static int
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test_direct_chunk_write(hid_t did)
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{
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unsigned filter_mask = 0;
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int chunk_data[CHUNK_NX];
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hsize_t offset[1];
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size_t data_size;
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int i;
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TESTING("H5DOwrite_chunk wrapper");
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/* Set the size of the chunk data */
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data_size = CHUNK_NX * sizeof(int);
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/* Initialize the chunk data */
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for (i = 0; i < CHUNK_NX; i++)
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chunk_data[i] = (i * 10) + i;
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/* Write the direct chunk data repeatedly to cover all the chunks in the
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* dataset, using the direct writing function.
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*/
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offset[0] = 0;
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for (i = 0; i < NX/CHUNK_NX; i++) {
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if (H5DOwrite_chunk(did, H5P_DEFAULT, filter_mask, offset, data_size, chunk_data) < 0)
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TEST_ERROR
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offset[0] += CHUNK_NX;
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}
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PASSED();
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return 0;
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error:
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H5_FAILED();
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return 1;
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} /* test_direct_chunk_write() */
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/*-------------------------------------------------------------------------
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* Function: test_direct_chunk_read
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*
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* Purpose: Test the basic functionality of H5DOread_chunk
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*
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* Return: Success: 0
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* Failure: 1
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*
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*-------------------------------------------------------------------------
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*/
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static int
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test_direct_chunk_read(hid_t did)
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{
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hid_t mem_sid = H5I_INVALID_HID;
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hid_t file_sid = H5I_INVALID_HID;
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hsize_t dims[1] = {NX};
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hsize_t chunk_dims[1] = {CHUNK_NX};
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unsigned filter_mask;
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int chunk_data[CHUNK_NX]; /* Chunk read with H5DOread_chunk */
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int check[CHUNK_NX]; /* Chunk read with H5Dread */
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hsize_t offset[1];
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hsize_t start[1]; /* Start of hyperslab */
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hsize_t stride[1]; /* Stride of hyperslab */
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hsize_t count[1]; /* Block count */
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hsize_t block[1]; /* Block sizes */
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int i,j;
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TESTING("H5DOread_chunk wrapper");
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/* Create dataspaces for reading */
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if ((mem_sid = H5Screate_simple(1, chunk_dims, NULL)) < 0)
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TEST_ERROR
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if ((file_sid = H5Screate_simple(1, dims, NULL)) < 0)
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TEST_ERROR
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/* For each chunk in the dataset, compare the result of H5Dread and H5DOread_chunk. */
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for (i = 0; i < NX/CHUNK_NX; i++) {
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/* Select hyperslab for one chunk in the file */
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start[0] = (hsize_t)i * CHUNK_NX;
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stride[0] = 1;
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count[0] = 1;
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block[0] = CHUNK_NX;
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/* Hyperslab selection equals single chunk */
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if (H5Sselect_hyperslab(file_sid, H5S_SELECT_SET, start, stride, count, block) < 0)
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TEST_ERROR
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/* Read the chunk back */
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if (H5Dread(did, H5T_NATIVE_INT, mem_sid, file_sid, H5P_DEFAULT, check) < 0)
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TEST_ERROR
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/* Read the raw chunk back */
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HDmemset(chunk_data, 0, CHUNK_NX * sizeof(int));
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filter_mask = UINT_MAX;
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offset[0] = (hsize_t)i * CHUNK_NX;
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if (H5DOread_chunk(did, H5P_DEFAULT, offset, &filter_mask, chunk_data) < 0)
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TEST_ERROR
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/* Check filter mask return value */
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if (filter_mask != 0)
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TEST_ERROR
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/* Check that the values are correct */
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for (j = 0; j < CHUNK_NX; j++)
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if (chunk_data[i] != check[i])
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TEST_ERROR
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}
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/* Close */
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if (H5Sclose(mem_sid) < 0)
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TEST_ERROR
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if (H5Sclose(file_sid) < 0)
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TEST_ERROR
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PASSED();
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return 0;
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error:
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H5E_BEGIN_TRY {
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H5Sclose(mem_sid);
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H5Sclose(file_sid);
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} H5E_END_TRY;
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H5_FAILED();
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return 1;
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} /* test_direct_chunk_read() */
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#endif /* H5_NO_DEPRECATED_SYMBOLS */
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/*-------------------------------------------------------------------------
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* Function: main
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*
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* Purpose: Test direct chunk write function H5DOwrite_chunk and
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* chunk direct read function H5DOread_chunk
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*
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* Return: Success: 0
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* Failure: 1
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*
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*-------------------------------------------------------------------------
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*/
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int main( void )
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{
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#ifdef H5_NO_DEPRECATED_SYMBOLS
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HDputs("Direct chunk read/write wrapper tests SKIPPED.");
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HDputs("(Backward compatibility not configured)");
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return EXIT_SUCCESS;
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#else
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hid_t fid = H5I_INVALID_HID;
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hid_t did = H5I_INVALID_HID;
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int nerrors = 0;
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if ((fid = H5Fcreate(FILE_NAME, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT)) < 0)
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goto error;
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if ((did = create_dataset(fid)) < 0)
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goto error;
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nerrors += test_direct_chunk_write(did);
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nerrors += test_direct_chunk_read(did);
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if (H5Dclose(did) < 0)
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goto error;
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if (H5Fclose(fid) < 0)
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goto error;
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/* check for errors */
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if (nerrors)
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goto error;
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HDputs("All direct chunk read/write wrapper tests passed.");
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return EXIT_SUCCESS;
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error:
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HDputs("*** TESTS FAILED ***");
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return EXIT_FAILURE;
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#endif /* H5_NO_DEPRECATED_SYMBOLS */
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} /* end main() */
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