mirror of
https://github.com/Unidata/netcdf-c.git
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191 lines
6.1 KiB
C
191 lines
6.1 KiB
C
/* This is part of the netCDF package.
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Copyright 2018 University Corporation for Atmospheric Research/Unidata
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See COPYRIGHT file for conditions of use.
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Check out HDF5 groups.
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*/
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#include "h5_err_macros.h"
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#include <hdf5.h>
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#define FILE_NAME "tst_h_grps.h5"
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#define GRP_NAME "Bubba-Joe"
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#define SUB_GRP_NAME "Billy-Bob"
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#define DATASET_NAME "Sally-Sue"
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#define NEW_NAME "Mary-Lou"
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/* NFC normalized UTF-8 for Unicode 8-character "Hello" in Greek */
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unsigned char norm_utf8[] = {
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0xCE, 0x9A, /* GREEK CAPITAL LETTER KAPPA : 2-bytes utf8 */
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0xCE, 0xB1, /* GREEK SMALL LETTER LAMBDA : 2-bytes utf8 */
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0xCE, 0xBB, /* GREEK SMALL LETTER ALPHA : 2-bytes utf8 */
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0xCE, 0xB7, /* GREEK SMALL LETTER ETA : 2-bytes utf8 */
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0xCE, 0xBC, /* GREEK SMALL LETTER MU : 2-bytes utf8 */
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0xCE, 0xAD, /* GREEK SMALL LETTER EPSILON WITH TONOS
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: 2-bytes utf8 */
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0xCF, 0x81, /* GREEK SMALL LETTER RHO : 2-bytes utf8 */
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0xCE, 0xB1, /* GREEK SMALL LETTER ALPHA : 2-bytes utf8 */
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0x00
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};
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int
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main()
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{
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printf("\n*** Checking HDF5 group functions.\n");
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printf("*** Checking out root group...");
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{
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hid_t fileid, grpid, access_plistid;
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/* Open the root group of a new file. */
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if ((access_plistid = H5Pcreate(H5P_FILE_ACCESS)) < 0) ERR;
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if (H5Pset_fclose_degree(access_plistid, H5F_CLOSE_SEMI)) ERR;
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if ((fileid = H5Fcreate(FILE_NAME, H5F_ACC_TRUNC, H5P_DEFAULT,
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access_plistid)) < 0) ERR;
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if ((grpid = H5Gopen(fileid, "/")) < 0) ERR;
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if (H5Gclose(grpid) < 0 ||
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H5Fclose(fileid) < 0) ERR;
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/* Reopen file and root group. */
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if ((fileid = H5Fopen(FILE_NAME, H5F_ACC_RDWR,
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access_plistid)) < 0) ERR;
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if ((grpid = H5Gopen(fileid, "/")) < 0) ERR;
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if (H5Gclose(grpid) < 0 ||
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H5Fclose(fileid) < 0)
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ERR;
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}
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SUMMARIZE_ERR;
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printf("*** Checking out H5Gmove...");
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{
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hid_t fileid, grpid;
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hid_t datasetid, spaceid;
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/* Create file with one dataset. */
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if ((fileid = H5Fcreate(FILE_NAME, H5F_ACC_TRUNC, H5P_DEFAULT,
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H5P_DEFAULT)) < 0) ERR;
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if ((grpid = H5Gopen(fileid, "/")) < 0) ERR;
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if ((spaceid = H5Screate(H5S_SCALAR)) < 0) ERR;
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if ((datasetid = H5Dcreate(grpid, DATASET_NAME, H5T_NATIVE_INT,
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spaceid, H5P_DEFAULT)) < 0) ERR;
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if (H5Dclose(datasetid) < 0 ||
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H5Sclose(spaceid) < 0 ||
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H5Gclose(grpid) < 0 ||
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H5Fclose(fileid) < 0) ERR;
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/* Reopen file and check, then rename dataset. */
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if ((fileid = H5Fopen(FILE_NAME, H5F_ACC_RDWR,
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H5P_DEFAULT)) < 0) ERR;
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if ((grpid = H5Gopen(fileid, "/")) < 0) ERR;
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if ((datasetid = H5Dopen1(grpid, DATASET_NAME)) < 0) ERR;
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if (H5Dclose(datasetid) < 0) ERR;
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if (H5Gmove(grpid, DATASET_NAME, NEW_NAME) < 0) ERR;
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if ((datasetid = H5Dopen1(grpid, NEW_NAME)) < 0) ERR;
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if (H5Dclose(datasetid) < 0 ||
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H5Gclose(grpid) < 0 ||
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H5Fclose(fileid) < 0)
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ERR;
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}
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SUMMARIZE_ERR;
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printf("*** Checking out sub-groups...");
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{
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hid_t fileid, grpid, subgrpid;
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/* Create file with some nested groups. */
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if ((fileid = H5Fcreate(FILE_NAME, H5F_ACC_TRUNC, H5P_DEFAULT,
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H5P_DEFAULT)) < 0) ERR;
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if ((grpid = H5Gcreate(fileid, GRP_NAME, 0)) < 0) ERR;
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if ((subgrpid = H5Gcreate(grpid, SUB_GRP_NAME, 0)) < 0) ERR;
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if (H5Gclose(subgrpid) < 0 ||
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H5Gclose(grpid) < 0 ||
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H5Fclose(fileid) < 0) ERR;
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/* Reopen file and discover groups. */
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if ((fileid = H5Fopen(FILE_NAME, H5F_ACC_RDONLY, H5P_DEFAULT)) < 0) ERR;
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if ((grpid = H5Gopen(fileid, GRP_NAME)) < 0) ERR;
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if ((subgrpid = H5Gopen(grpid, SUB_GRP_NAME)) < 0) ERR;
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if (H5Gclose(subgrpid) < 0 ||
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H5Gclose(grpid) < 0 ||
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H5Fclose(fileid) < 0) ERR;
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}
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SUMMARIZE_ERR;
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printf("*** Checking out UTF8 named sub-group...");
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{
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hid_t fileid, grpid, subgrpid;
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/* Create file with nested group. */
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if ((fileid = H5Fcreate(FILE_NAME, H5F_ACC_TRUNC, H5P_DEFAULT,
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H5P_DEFAULT)) < 0) ERR;
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if ((grpid = H5Gcreate(fileid, (char *)norm_utf8, 0)) < 0) ERR;
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if ((subgrpid = H5Gcreate(grpid, SUB_GRP_NAME, 0)) < 0) ERR;
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if (H5Gclose(subgrpid) < 0 ||
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H5Gclose(grpid) < 0 ||
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H5Fclose(fileid) < 0) ERR;
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/* Reopen file and discover groups. */
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if ((fileid = H5Fopen(FILE_NAME, H5F_ACC_RDONLY, H5P_DEFAULT)) < 0) ERR;
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if ((grpid = H5Gopen(fileid, (char *)norm_utf8)) < 0) ERR;
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if ((subgrpid = H5Gopen(grpid, SUB_GRP_NAME)) < 0) ERR;
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if (H5Gclose(subgrpid) < 0 ||
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H5Gclose(grpid) < 0 ||
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H5Fclose(fileid) < 0) ERR;
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}
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SUMMARIZE_ERR;
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printf("*** Checking out UTF8 named sub-group with group creation ordering...");
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{
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hid_t fileid, grpid, subgrpid;
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hid_t fapl_id, fcpl_id, gcpl_id;
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/* Create file with nested group. */
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if ((fapl_id = H5Pcreate(H5P_FILE_ACCESS)) < 0) ERR;
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if (H5Pset_libver_bounds(fapl_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) < 0) ERR;
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if ((fcpl_id = H5Pcreate(H5P_FILE_CREATE)) < 0) ERR;
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if (H5Pset_link_creation_order(fcpl_id, H5P_CRT_ORDER_TRACKED|H5P_CRT_ORDER_INDEXED) < 0) ERR;
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if ((fileid = H5Fcreate(FILE_NAME, H5F_ACC_TRUNC, fcpl_id, fapl_id)) < 0) ERR;
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if ((gcpl_id = H5Pcreate(H5P_GROUP_CREATE)) < 0) ERR;
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if (H5Pset_link_creation_order(gcpl_id, H5P_CRT_ORDER_TRACKED|H5P_CRT_ORDER_INDEXED) < 0) ERR;
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if ((grpid = H5Gcreate_anon(fileid, gcpl_id, H5P_DEFAULT)) < 0) ERR;
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if ((H5Olink(grpid, fileid, (char *)norm_utf8, H5P_DEFAULT, H5P_DEFAULT)) < 0) ERR;
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if ((subgrpid = H5Gcreate(grpid, SUB_GRP_NAME, 0)) < 0) ERR;
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if (H5Gclose(subgrpid) < 0 ||
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H5Gclose(grpid) < 0 ||
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H5Fclose(fileid) < 0) ERR;
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/* Reopen file and discover groups. */
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if ((fileid = H5Fopen(FILE_NAME, H5F_ACC_RDONLY, H5P_DEFAULT)) < 0) ERR;
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if ((grpid = H5Gopen(fileid, (char *)norm_utf8)) < 0) ERR;
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if ((subgrpid = H5Gopen(grpid, SUB_GRP_NAME)) < 0) ERR;
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if (H5Gclose(subgrpid) < 0 ||
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H5Gclose(grpid) < 0 ||
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H5Fclose(fileid) < 0) ERR;
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}
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SUMMARIZE_ERR;
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FINAL_RESULTS;
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}
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