/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * 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. * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ /* * Purpose: This program is run to generate a HDF5 data file with fill * value property. A new fill value design has been put into * library v1.5. To test compatibility between v1.4 and v1.5, * compile and run this program, it will generate a file called * fill_new.h5. You need to move it to the /test directory * in HDF5 v1.4 source codes. The fillval.c program will read it. * */ #include "h5test.h" #define FILENAME "fill_new.h5" int main(void) { hid_t file = H5I_INVALID_HID, dcpl = H5I_INVALID_HID, space = H5I_INVALID_HID, dset1 = H5I_INVALID_HID, dset2 = H5I_INVALID_HID; hsize_t cur_size[2] = {8, 8}; H5D_space_status_t allocation; int fill_val1 = 4444, fill_val2 = 5555; if ((file = H5Fcreate(FILENAME, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT)) < 0) goto error; if ((space = H5Screate_simple(2, cur_size, cur_size)) < 0) goto error; if ((dcpl = H5Pcreate(H5P_DATASET_CREATE)) < 0) goto error; /* Create a dataset with space being allocated and fill value written */ if (H5Pset_alloc_time(dcpl, H5D_ALLOC_TIME_EARLY) < 0) goto error; if (H5Pset_fill_time(dcpl, H5D_FILL_TIME_ALLOC) < 0) goto error; if (H5Pset_fill_value(dcpl, H5T_NATIVE_INT, &fill_val1) < 0) goto error; if ((dset1 = H5Dcreate2(file, "dset1", H5T_NATIVE_INT, space, H5P_DEFAULT, dcpl, H5P_DEFAULT)) < 0) goto error; if (H5Dget_space_status(dset1, &allocation) < 0) goto error; if (allocation == H5D_SPACE_STATUS_NOT_ALLOCATED) { puts(" Got unallocated space instead of allocated."); printf(" Got %d\n", allocation); goto error; } if (H5Dclose(dset1) < 0) goto error; /* Create a dataset with space allocation being delayed */ if (H5Pset_alloc_time(dcpl, H5D_ALLOC_TIME_LATE) < 0) goto error; if (H5Pset_fill_time(dcpl, H5D_FILL_TIME_ALLOC) < 0) goto error; if (H5Pset_fill_value(dcpl, H5T_NATIVE_INT, &fill_val2) < 0) goto error; if ((dset2 = H5Dcreate2(file, "dset2", H5T_NATIVE_INT, space, H5P_DEFAULT, dcpl, H5P_DEFAULT)) < 0) goto error; if (H5Dget_space_status(dset2, &allocation) < 0) goto error; if (allocation != H5D_SPACE_STATUS_NOT_ALLOCATED) { puts(" Got allocated space instead of unallocated."); printf(" Got %d\n", allocation); goto error; } if (H5Dclose(dset2) < 0) goto error; if (H5Sclose(space) < 0) goto error; if (H5Pclose(dcpl) < 0) goto error; if (H5Fclose(file) < 0) goto error; return 0; error: H5E_BEGIN_TRY { H5Pclose(dcpl); H5Sclose(space); H5Dclose(dset1); H5Dclose(dset2); H5Fclose(file); } H5E_END_TRY return 1; }