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tst_h_compounds2.c
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tst_h_compounds2.c
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/* This is part of the netCDF package.
Copyright 2005 University Corporation for Atmospheric Research/Unidata
See COPYRIGHT file for conditions of use.
Test HDF5 file code. These are not intended to be exhaustive tests,
but they use HDF5 the same way that netCDF-4 does, so if these
tests don't work, than netCDF-4 won't work either.
This program deals with HDF5 compound types.
$Id: tst_h_compounds2.c,v 1.17 2010/06/01 15:34:51 ed Exp $
*/
#include "h5_err_macros.h"
#include <hdf5.h>
#define FILE_NAME "tst_h_compounds2.h5"
#define REF_FILE_IN "ref_tst_h_compounds2.h5"
#define STR_LEN 255
int
main()
{
printf("\n*** Checking HDF5 compound types some more.\n");
printf("*** Checking HDF5 compound attribute which contains a simple compound type...");
{
#define DIM_CMP_LEN 1
#define ATT_NAME1 "The_Nutmeg_of_Consolation"
#define NUM_TYPES 2
#define INNER_TYPE_NAME "s1"
#define OUTER_TYPE_NAME "d"
/* This struct will be embeddeded in another. */
struct s1
{
float x;
double y;
};
struct s2
{
struct s1 s1;
};
struct s2 data_out[DIM_CMP_LEN], data_in[DIM_CMP_LEN];
hid_t fileid, grpid, typeid_inner, typeid_outer, spaceid, attid;
hid_t obj_hdf_typeid[NUM_TYPES], obj_native_typeid[NUM_TYPES];
hid_t inner_type_native_typeid;
hid_t att_typeid, att_native_typeid;
hsize_t dims[1];
hsize_t num_obj, i_obj;
char obj_name[STR_LEN + 1];
H5O_info_t obj_info;
hid_t fapl_id, fcpl_id;
htri_t equal;
char file_in[STR_LEN * 2];
char *dummy;
int i;
/* REALLY initialize the data (even the gaps in the structs). This
* is only needed to pass valgrind. */
if (!(dummy = calloc(sizeof(struct s2), DIM_CMP_LEN))) ERR;
memcpy((void *)data_out, (void *)dummy, sizeof(struct s2) * DIM_CMP_LEN);
free(dummy);
/* Create some phony data. */
for (i = 0; i < DIM_CMP_LEN; i++)
{
data_out[i].s1.x = 1.0;
data_out[i].s1.y = -2.0;
}
/* Create file access and create property lists. */
if ((fapl_id = H5Pcreate(H5P_FILE_ACCESS)) < 0) ERR;
if ((fcpl_id = H5Pcreate(H5P_FILE_CREATE)) < 0) ERR;
if (H5Pset_libver_bounds(fapl_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) < 0) ERR;
if (H5Pset_link_creation_order(fcpl_id, (H5P_CRT_ORDER_TRACKED |
H5P_CRT_ORDER_INDEXED)) < 0) ERR;
if (H5Pset_attr_creation_order(fcpl_id, (H5P_CRT_ORDER_TRACKED |
H5P_CRT_ORDER_INDEXED)) < 0) ERR;
/* Create file and get root group. */
if ((fileid = H5Fcreate(FILE_NAME, H5F_ACC_TRUNC, fcpl_id, fapl_id)) < 0) ERR;
if ((grpid = H5Gopen(fileid, "/")) < 0) ERR;
/* Create the inner compound type. */
if ((typeid_inner = H5Tcreate(H5T_COMPOUND, sizeof(struct s1))) < 0) ERR;
if (H5Tinsert(typeid_inner, "x", HOFFSET(struct s1, x), H5T_NATIVE_FLOAT) < 0) ERR;
if (H5Tinsert(typeid_inner, "y", HOFFSET(struct s1, y), H5T_NATIVE_DOUBLE) < 0) ERR;
if (H5Tcommit(grpid, INNER_TYPE_NAME, typeid_inner) < 0) ERR;
/* Create a compound type containing a compound type. */
if ((typeid_outer = H5Tcreate(H5T_COMPOUND, sizeof(struct s2))) < 0) ERR;
if (H5Tinsert(typeid_outer, INNER_TYPE_NAME, HOFFSET(struct s2, s1), typeid_inner) < 0) ERR;
if (H5Tcommit(grpid, OUTER_TYPE_NAME, typeid_outer) < 0) ERR;
/* Create a space. */
dims[0] = DIM_CMP_LEN;
if ((spaceid = H5Screate_simple(1, dims, dims)) < 0) ERR;
/* Create an attribute of this compound type. */
if ((attid = H5Acreate2(grpid, ATT_NAME1, typeid_outer, spaceid, H5P_DEFAULT, H5P_DEFAULT)) < 0) ERR;
/* Write some data to the attribute. */
if (H5Awrite(attid, typeid_outer, data_out) < 0) ERR;
/* Release all resources. */
if (H5Aclose(attid) < 0 ||
H5Tclose(typeid_outer) < 0 ||
H5Tclose(typeid_inner) < 0 ||
H5Sclose(spaceid) < 0 ||
H5Gclose(grpid) < 0 ||
H5Fclose(fileid) < 0) ERR;
/* Now open the file and get the type of the attribute. */
if ((fileid = H5Fopen(FILE_NAME, H5F_ACC_RDONLY, H5P_DEFAULT)) < 0) ERR;
if ((grpid = H5Gopen(fileid, "/")) < 0) ERR;
if ((attid = H5Aopen_by_name(grpid, ".", ATT_NAME1, H5P_DEFAULT, H5P_DEFAULT)) < 0) ERR;
if ((att_typeid = H5Aget_type(attid)) < 0) ERR;
if ((att_native_typeid = H5Tget_native_type(att_typeid, H5T_DIR_DEFAULT)) < 0) ERR;
/* Find the HDF ID of the inner type. */
if ((inner_type_native_typeid = H5Tget_member_type(att_native_typeid, 0)) < 0) ERR;
/* Check the data. */
if (H5Aread(attid, att_native_typeid, data_in) < 0) ERR;
for (i = 0; i < DIM_CMP_LEN; i++)
if (data_out[i].s1.x != data_in[i].s1.x ||
data_out[i].s1.y != data_in[i].s1.y) ERR;
/* Now iterate through the objects in the file, finding the two
* defined compound types. */
if (H5Gget_num_objs(grpid, &num_obj) < 0) ERR;
for (i_obj = 0; i_obj < num_obj; i_obj++)
{
if (H5Oget_info_by_idx(grpid, ".", H5_INDEX_CRT_ORDER, H5_ITER_INC,
i_obj, &obj_info, H5P_DEFAULT) < 0) ERR;
if (H5Lget_name_by_idx(grpid, ".", H5_INDEX_CRT_ORDER, H5_ITER_INC,
i_obj, obj_name, STR_LEN + 1, H5P_DEFAULT) < 0) ERR;
/* Deal with groups and datasets. */
if (obj_info.type == H5O_TYPE_NAMED_DATATYPE)
{
/* Learn about the user-defined type. */
if ((obj_hdf_typeid[i_obj] = H5Topen2(grpid, obj_name,
H5P_DEFAULT)) < 0) ERR;
if ((obj_native_typeid[i_obj] = H5Tget_native_type(obj_hdf_typeid[i_obj],
H5T_DIR_DEFAULT)) < 0) ERR;
/* If this is the inner type, the obj_native_typeid
* should be equal to the inner_type_native_typeid. */
if (!strcmp(obj_name, INNER_TYPE_NAME))
{
if ((equal = H5Tequal(obj_native_typeid[i_obj],
inner_type_native_typeid)) < 0) ERR;
if (!equal) ERR;
}
}
}
/* Release all resources. */
if (H5Aclose(attid) < 0 ||
H5Tclose(att_typeid) < 0 ||
H5Tclose(att_native_typeid) < 0 ||
H5Gclose(grpid) < 0 ||
H5Fclose(fileid) < 0) ERR;
/* Now open the reference file, created on buddy, and check it
* all again. This is the cross-platform part! */
if (getenv("srcdir"))
{
strcpy(file_in, getenv("srcdir"));
strcat(file_in, "/");
strcat(file_in, REF_FILE_IN);
}
else
strcpy(file_in, REF_FILE_IN);
if ((fileid = H5Fopen(file_in, H5F_ACC_RDONLY, H5P_DEFAULT)) < 0) ERR;
if ((grpid = H5Gopen(fileid, "/")) < 0) ERR;
if ((attid = H5Aopen_by_name(grpid, ".", ATT_NAME1, H5P_DEFAULT, H5P_DEFAULT)) < 0) ERR;
if ((att_typeid = H5Aget_type(attid)) < 0) ERR;
if ((att_native_typeid = H5Tget_native_type(att_typeid, H5T_DIR_DEFAULT)) < 0) ERR;
/* Check the data. */
if (H5Aread(attid, att_native_typeid, data_in) < 0) ERR;
for (i = 0; i < DIM_CMP_LEN; i++)
if (data_out[i].s1.x != data_in[i].s1.x ||
data_out[i].s1.y != data_in[i].s1.y) ERR;
/* Find the HDF ID of the inner type. */
if ((inner_type_native_typeid = H5Tget_member_type(att_native_typeid, 0)) < 0) ERR;
/* Now iterate through the objects in the file, finding the two
* defined compound types. */
if (H5Gget_num_objs(grpid, &num_obj) < 0) ERR;
for (i_obj = 0; i_obj < num_obj; i_obj++)
{
if (H5Oget_info_by_idx(grpid, ".", H5_INDEX_CRT_ORDER, H5_ITER_INC, i_obj, &obj_info,
H5P_DEFAULT) < 0) ERR;
if (H5Lget_name_by_idx(grpid, ".", H5_INDEX_CRT_ORDER, H5_ITER_INC, i_obj, obj_name,
STR_LEN + 1, H5P_DEFAULT) < 0) ERR;
/* Deal with groups and datasets. */
if (obj_info.type == H5O_TYPE_NAMED_DATATYPE)
{
/* Learn about the user-defined type. */
if ((obj_hdf_typeid[i_obj] = H5Topen2(grpid, obj_name, H5P_DEFAULT)) < 0) ERR;
if ((obj_native_typeid[i_obj] = H5Tget_native_type(obj_hdf_typeid[i_obj],
H5T_DIR_DEFAULT)) < 0) ERR;
/* If this is the inner type, the obj_native_typeid
* should be equal to the inner_type_native_typeid. */
if (!strcmp(obj_name, INNER_TYPE_NAME))
{
if ((equal = H5Tequal(obj_native_typeid[i_obj], inner_type_native_typeid)) < 0) ERR;
if (!equal) ERR;
}
}
}
/* Release all resources. */
if (H5Aclose(attid) < 0 ||
H5Tclose(att_typeid) < 0 ||
H5Tclose(att_native_typeid) < 0 ||
H5Gclose(grpid) < 0 ||
H5Fclose(fileid) < 0) ERR;
}
SUMMARIZE_ERR;
FINAL_RESULTS;
}