/**************************************************************************** * NCSA HDF * * Software Development Group * * National Center for Supercomputing Applications * * University of Illinois at Urbana-Champaign * * 605 E. Springfield, Champaign IL 61820 * * * * For conditions of distribution and use, see the accompanying * * hdf/COPYING file. * * * ****************************************************************************/ /* $Id$ */ /*********************************************************** * * Test program: tfile * * Test the low-level file I/O features. * *************************************************************/ #include "testhdf5.h" #include "H5private.h" #include "H5Bprivate.h" #include "H5Pprivate.h" #define F1_USERBLOCK_SIZE (hsize_t)0 #define F1_OFFSET_SIZE sizeof(haddr_t) #define F1_LENGTH_SIZE sizeof(hsize_t) #define F1_SYM_LEAF_K 4 #define F1_SYM_INTERN_K 16 #define FILE1 "tfile1.h5" #define F2_USERBLOCK_SIZE (hsize_t)512 #define F2_OFFSET_SIZE 8 #define F2_LENGTH_SIZE 8 #define F2_SYM_LEAF_K 8 #define F2_SYM_INTERN_K 32 #define F2_RANK 2 #define F2_DIM0 4 #define F2_DIM1 6 #define FILE2 "tfile2.h5" #define F3_USERBLOCK_SIZE (hsize_t)0 #define F3_OFFSET_SIZE F2_OFFSET_SIZE #define F3_LENGTH_SIZE F2_LENGTH_SIZE #define F3_SYM_LEAF_K F2_SYM_LEAF_K #define F3_SYM_INTERN_K F2_SYM_INTERN_K #define FILE3 "tfile3.h5" /**************************************************************** ** ** test_file_create(): Low-level file creation I/O test routine. ** ****************************************************************/ static void test_file_create(void) { hid_t fid1, fid2, fid3; /* HDF5 File IDs */ hid_t tmpl1, tmpl2; /*file creation templates */ hsize_t ublock; /*sizeof userblock */ size_t parm; /*file-creation parameters */ size_t parm2; /*file-creation parameters */ int iparm; unsigned iparm2; herr_t ret; /*generic return value */ /* Output message about test being performed */ MESSAGE(5, ("Testing Low-Level File Creation I/O\n")); /* Test create with various sequences of H5F_ACC_EXCL and */ /* H5F_ACC_TRUNC flags */ /* Create with H5F_ACC_EXCL */ /* First ensure the file does not exist */ remove(FILE1); fid1 = H5Fcreate(FILE1, H5F_ACC_EXCL, H5P_DEFAULT, H5P_DEFAULT); CHECK(fid1, FAIL, "H5Fcreate"); /* * try to create the same file with H5F_ACC_TRUNC. This should fail * because fid1 is the same file and is currently open. */ fid2 = H5Fcreate(FILE1, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT); VERIFY(fid2, FAIL, "H5Fcreate"); /* Close all files */ ret = H5Fclose(fid1); CHECK(ret, FAIL, "H5Fclose"); ret = H5Fclose(fid2); VERIFY(ret, FAIL, "H5Fclose"); /*file should not have been open */ /* * Try again with H5F_ACC_EXCL. This should fail because the file already * exists from the previous steps. */ fid1 = H5Fcreate(FILE1, H5F_ACC_EXCL, H5P_DEFAULT, H5P_DEFAULT); VERIFY(fid1, FAIL, "H5Fcreate"); /* Test create with H5F_ACC_TRUNC. This will truncate the existing file. */ fid1 = H5Fcreate(FILE1, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT); CHECK(fid1, FAIL, "H5Fcreate"); /* * Try to truncate first file again. This should fail because fid1 is the * same file and is currently open. */ fid2 = H5Fcreate(FILE1, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT); VERIFY(fid2, FAIL, "H5Fcreate"); /* * Try with H5F_ACC_EXCL. This should fail too because the file already * exists. */ fid2 = H5Fcreate(FILE1, H5F_ACC_EXCL, H5P_DEFAULT, H5P_DEFAULT); VERIFY(fid2, FAIL, "H5Fcreate"); /* Get the file-creation template */ tmpl1 = H5Fget_create_plist(fid1); CHECK(tmpl1, FAIL, "H5Fget_create_plist"); /* Get the file-creation parameters */ ret = H5Pget_userblock(tmpl1, &ublock); CHECK(ret, FAIL, "H5Pget_userblock"); VERIFY(ublock, F1_USERBLOCK_SIZE, "H5Pget_userblock"); ret = H5Pget_sizes(tmpl1, &parm, &parm2); CHECK(ret, FAIL, "H5Pget_sizes"); VERIFY(parm, F1_OFFSET_SIZE, "H5Pget_sizes"); VERIFY(parm2, F1_LENGTH_SIZE, "H5Pget_sizes"); ret = H5Pget_sym_k(tmpl1, &iparm, &iparm2); CHECK(ret, FAIL, "H5Pget_sym_k"); VERIFY(iparm, F1_SYM_INTERN_K, "H5Pget_sym_k"); VERIFY(iparm2, F1_SYM_LEAF_K, "H5Pget_sym_k"); /* Release file-creation template */ ret = H5Pclose(tmpl1); CHECK(ret, FAIL, "H5Pclose"); #ifdef LATER /* Double-check that the atom has been vaporized */ ret = H5Pclose(tmpl1); VERIFY(ret, FAIL, "H5Pclose"); #endif /* Create a new file with a non-standard file-creation template */ tmpl1 = H5Pcreate(H5P_FILE_CREATE); CHECK(tmpl1, FAIL, "H5Pnew"); /* Set the new file-creation parameters */ ret = H5Pset_userblock(tmpl1, F2_USERBLOCK_SIZE); CHECK(ret, FAIL, "H5Pset_userblock"); ret = H5Pset_sizes(tmpl1, F2_OFFSET_SIZE, F2_LENGTH_SIZE); CHECK(ret, FAIL, "H5Pset_sizes"); ret = H5Pset_sym_k(tmpl1, F2_SYM_INTERN_K, F2_SYM_LEAF_K); CHECK(ret, FAIL, "H5Pset_sym_k"); /* * Try to create second file, with non-standard file-creation template * params. */ fid2 = H5Fcreate(FILE2, H5F_ACC_TRUNC, tmpl1, H5P_DEFAULT); CHECK(fid2, FAIL, "H5Fcreate"); /* Release file-creation template */ ret = H5Pclose(tmpl1); CHECK(ret, FAIL, "H5Pclose"); /* Make certain we can create a dataset properly in the file with the userblock */ { hid_t dataset_id, dataspace_id; /* identifiers */ hsize_t dims[F2_RANK]; int data[F2_DIM0][F2_DIM1]; unsigned i,j; /* Create the data space for the dataset. */ dims[0] = F2_DIM0; dims[1] = F2_DIM1; dataspace_id = H5Screate_simple(F2_RANK, dims, NULL); CHECK(dataspace_id, FAIL, "H5Screate_simple"); /* Create the dataset. */ dataset_id = H5Dcreate(fid2, "/dset", H5T_NATIVE_INT, dataspace_id, H5P_DEFAULT); CHECK(dataset_id, FAIL, "H5Dcreate"); for(i=0; i