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|
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by The HDF Group. *
* Copyright by the Board of Trustees of the University of Illinois. *
* 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://support.hdfgroup.org/ftp/HDF5/releases. *
* If you do not have access to either file, you may request a copy from *
* help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/***********************************************************
*
* Test program: titerate
*
* Test the Group & Attribute functionality
*
*************************************************************/
#include "testhdf5.h"
#include "H5srcdir.h"
#define DATAFILE "titerate.h5"
/* Number of datasets for group iteration test */
#define NDATASETS 50
/* Number of attributes for attribute iteration test */
#define NATTR 50
/* Number of groups for second group iteration test */
#define ITER_NGROUPS 150
/* General maximum length of names used */
#define NAMELEN 80
/* 1-D dataset with fixed dimensions */
#define SPACE1_RANK 1
#define SPACE1_DIM1 4
typedef enum { RET_ZERO, RET_TWO, RET_CHANGE, RET_CHANGE2 } iter_enum;
/* Custom group iteration callback data */
typedef struct {
char name[NAMELEN]; /* The name of the object */
H5O_type_t type; /* The type of the object */
iter_enum command; /* The type of return value */
} iter_info;
/* Local functions */
int iter_strcmp(const void *s1, const void *s2);
int iter_strcmp2(const void *s1, const void *s2);
static herr_t liter_cb(hid_t group, const char *name, const H5L_info_t *info, void *op_data);
static herr_t liter_cb2(hid_t group, const char *name, const H5L_info_t *info, void *op_data);
herr_t aiter_cb(hid_t group, const char *name, const H5A_info_t *ainfo, void *op_data);
/****************************************************************
**
** iter_strcmp(): String comparison routine for qsort
**
****************************************************************/
int
iter_strcmp(const void *s1, const void *s2)
{
return (HDstrcmp(*(const char *const *)s1, *(const char *const *)s2));
}
/****************************************************************
**
** liter_cb(): Custom link iteration callback routine.
**
****************************************************************/
static herr_t
liter_cb(hid_t H5_ATTR_UNUSED group, const char *name, const H5L_info_t H5_ATTR_UNUSED *link_info,
void *op_data)
{
iter_info *info = (iter_info *)op_data;
static int count = 0;
static int count2 = 0;
HDstrcpy(info->name, name);
switch (info->command) {
case RET_ZERO:
return (0);
case RET_TWO:
return (2);
case RET_CHANGE:
count++;
return (count > 10 ? 1 : 0);
case RET_CHANGE2:
count2++;
return (count2 > 10 ? 1 : 0);
default:
HDprintf("invalid iteration command");
return (-1);
} /* end switch */
} /* end liter_cb() */
/****************************************************************
**
** test_iter_group(): Test group iteration functionality
**
****************************************************************/
static void
test_iter_group(hid_t fapl, hbool_t new_format)
{
hid_t file; /* File ID */
hid_t dataset; /* Dataset ID */
hid_t datatype; /* Common datatype ID */
hid_t filespace; /* Common dataspace ID */
hid_t root_group, grp; /* Root group ID */
int i; /* counting variable */
hsize_t idx; /* Index in the group */
char name[NAMELEN]; /* temporary name buffer */
char * lnames[NDATASETS + 2]; /* Names of the links created */
char dataset_name[NAMELEN]; /* dataset name */
iter_info info; /* Custom iteration information */
H5G_info_t ginfo; /* Buffer for querying object's info */
herr_t ret; /* Generic return value */
/* Output message about test being performed */
MESSAGE(5, ("Testing Group Iteration Functionality\n"));
/* Create the test file with the datasets */
file = H5Fcreate(DATAFILE, H5F_ACC_TRUNC, H5P_DEFAULT, fapl);
CHECK(file, FAIL, "H5Fcreate");
/* Test iterating over empty group */
info.command = RET_ZERO;
idx = 0;
ret = H5Literate(file, H5_INDEX_NAME, H5_ITER_INC, &idx, liter_cb, &info);
VERIFY(ret, SUCCEED, "H5Literate");
datatype = H5Tcopy(H5T_NATIVE_INT);
CHECK(datatype, FAIL, "H5Tcopy");
filespace = H5Screate(H5S_SCALAR);
CHECK(filespace, FAIL, "H5Screate");
for (i = 0; i < NDATASETS; i++) {
HDsprintf(name, "Dataset %d", i);
dataset = H5Dcreate2(file, name, datatype, filespace, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(dataset, FAIL, "H5Dcreate2");
/* Keep a copy of the dataset names around for later */
lnames[i] = HDstrdup(name);
CHECK_PTR(lnames[i], "strdup");
ret = H5Dclose(dataset);
CHECK(ret, FAIL, "H5Dclose");
} /* end for */
/* Create a group and named datatype under root group for testing */
grp = H5Gcreate2(file, "grp", H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Gcreate2");
lnames[NDATASETS] = HDstrdup("grp");
CHECK_PTR(lnames[NDATASETS], "strdup");
ret = H5Tcommit2(file, "dtype", datatype, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Tcommit2");
lnames[NDATASETS + 1] = HDstrdup("dtype");
CHECK_PTR(lnames[NDATASETS], "strdup");
/* Close everything up */
ret = H5Tclose(datatype);
CHECK(ret, FAIL, "H5Tclose");
ret = H5Gclose(grp);
CHECK(ret, FAIL, "H5Gclose");
ret = H5Sclose(filespace);
CHECK(ret, FAIL, "H5Sclose");
ret = H5Fclose(file);
CHECK(ret, FAIL, "H5Fclose");
/* Sort the dataset names */
HDqsort(lnames, (size_t)(NDATASETS + 2), sizeof(char *), iter_strcmp);
/* Iterate through the datasets in the root group in various ways */
file = H5Fopen(DATAFILE, H5F_ACC_RDONLY, fapl);
CHECK(file, FAIL, "H5Fopen");
/* These two functions, H5Oget_info_by_idx and H5Lget_name_by_idx, actually
* iterate through B-tree for group members in internal library design.
*/
root_group = H5Gopen2(file, "/", H5P_DEFAULT);
CHECK(root_group, FAIL, "H5Gopen2");
ret = H5Gget_info(root_group, &ginfo);
CHECK(ret, FAIL, "H5Gget_info");
VERIFY(ginfo.nlinks, (NDATASETS + 2), "H5Gget_info");
for (i = 0; i < (int)ginfo.nlinks; i++) {
H5O_info_t oinfo; /* Object info */
ret = (herr_t)H5Lget_name_by_idx(root_group, ".", H5_INDEX_NAME, H5_ITER_INC, (hsize_t)i,
dataset_name, (size_t)NAMELEN, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Lget_name_by_idx");
ret =
H5Oget_info_by_idx(root_group, ".", H5_INDEX_NAME, H5_ITER_INC, (hsize_t)i, &oinfo, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oget_info_by_idx");
} /* end for */
H5E_BEGIN_TRY
{
ret =
(herr_t)H5Lget_name_by_idx(root_group, ".", H5_INDEX_NAME, H5_ITER_INC, (hsize_t)(NDATASETS + 3),
dataset_name, (size_t)NAMELEN, H5P_DEFAULT);
}
H5E_END_TRY;
VERIFY(ret, FAIL, "H5Lget_name_by_idx");
ret = H5Gclose(root_group);
CHECK(ret, FAIL, "H5Gclose");
/* These two functions, H5Oget_info_by_idx and H5Lget_name_by_idx, actually
* iterate through B-tree for group members in internal library design.
* (Same as test above, but with the file ID instead of opening the root group)
*/
ret = H5Gget_info(file, &ginfo);
CHECK(ret, FAIL, "H5Gget_info");
VERIFY(ginfo.nlinks, NDATASETS + 2, "H5Gget_info");
for (i = 0; i < (int)ginfo.nlinks; i++) {
H5O_info_t oinfo; /* Object info */
ret = (herr_t)H5Lget_name_by_idx(file, ".", H5_INDEX_NAME, H5_ITER_INC, (hsize_t)i, dataset_name,
(size_t)NAMELEN, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Lget_name_by_idx");
ret = H5Oget_info_by_idx(file, ".", H5_INDEX_NAME, H5_ITER_INC, (hsize_t)i, &oinfo, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oget_info_by_idx");
} /* end for */
H5E_BEGIN_TRY
{
ret = (herr_t)H5Lget_name_by_idx(file, ".", H5_INDEX_NAME, H5_ITER_INC, (hsize_t)(NDATASETS + 3),
dataset_name, (size_t)NAMELEN, H5P_DEFAULT);
}
H5E_END_TRY;
VERIFY(ret, FAIL, "H5Lget_name_by_idx");
/* Test invalid indices for starting iteration */
info.command = RET_ZERO;
idx = (hsize_t)-1;
H5E_BEGIN_TRY { ret = H5Literate(file, H5_INDEX_NAME, H5_ITER_INC, &idx, liter_cb, &info); }
H5E_END_TRY;
VERIFY(ret, FAIL, "H5Literate");
/* Test skipping exactly as many entries as in the group */
idx = NDATASETS + 2;
H5E_BEGIN_TRY { ret = H5Literate(file, H5_INDEX_NAME, H5_ITER_INC, &idx, liter_cb, &info); }
H5E_END_TRY;
VERIFY(ret, FAIL, "H5Literate");
/* Test skipping more entries than are in the group */
idx = NDATASETS + 3;
H5E_BEGIN_TRY { ret = H5Literate(file, H5_INDEX_NAME, H5_ITER_INC, &idx, liter_cb, &info); }
H5E_END_TRY;
VERIFY(ret, FAIL, "H5Literate");
/* Test all objects in group, when callback always returns 0 */
info.command = RET_ZERO;
idx = 0;
if ((ret = H5Literate(file, H5_INDEX_NAME, H5_ITER_INC, &idx, liter_cb, &info)) > 0)
TestErrPrintf("Group iteration function didn't return zero correctly!\n");
/* Test all objects in group, when callback always returns 1 */
/* This also tests the "restarting" ability, because the index changes */
info.command = RET_TWO;
i = 0;
idx = 0;
while ((ret = H5Literate(file, H5_INDEX_NAME, H5_ITER_INC, &idx, liter_cb, &info)) > 0) {
/* Verify return value from iterator gets propagated correctly */
VERIFY(ret, 2, "H5Literate");
/* Increment the number of times "2" is returned */
i++;
/* Verify that the index is the correct value */
VERIFY(idx, (hsize_t)i, "H5Literate");
if (idx > (NDATASETS + 2))
TestErrPrintf("Group iteration function walked too far!\n");
/* Verify that the correct name is retrieved */
if (HDstrcmp(info.name, lnames[(size_t)(idx - 1)]) != 0)
TestErrPrintf(
"Group iteration function didn't return name correctly for link - lnames[%u] = '%s'!\n",
(unsigned)(idx - 1), lnames[(size_t)(idx - 1)]);
} /* end while */
VERIFY(ret, -1, "H5Literate");
if (i != (NDATASETS + 2))
TestErrPrintf("%u: Group iteration function didn't perform multiple iterations correctly!\n",
__LINE__);
/* Test all objects in group, when callback changes return value */
/* This also tests the "restarting" ability, because the index changes */
info.command = new_format ? RET_CHANGE2 : RET_CHANGE;
i = 0;
idx = 0;
while ((ret = H5Literate(file, H5_INDEX_NAME, H5_ITER_INC, &idx, liter_cb, &info)) >= 0) {
/* Verify return value from iterator gets propagated correctly */
VERIFY(ret, 1, "H5Literate");
/* Increment the number of times "1" is returned */
i++;
/* Verify that the index is the correct value */
VERIFY(idx, (hsize_t)(i + 10), "H5Literate");
if (idx > (NDATASETS + 2))
TestErrPrintf("Group iteration function walked too far!\n");
/* Verify that the correct name is retrieved */
if (HDstrcmp(info.name, lnames[(size_t)(idx - 1)]) != 0)
TestErrPrintf(
"Group iteration function didn't return name correctly for link - lnames[%u] = '%s'!\n",
(unsigned)(idx - 1), lnames[(size_t)(idx - 1)]);
} /* end while */
VERIFY(ret, -1, "H5Literate");
if (i != 42 || idx != 52)
TestErrPrintf("%u: Group iteration function didn't perform multiple iterations correctly!\n",
__LINE__);
ret = H5Fclose(file);
CHECK(ret, FAIL, "H5Fclose");
/* Free the dataset names */
for (i = 0; i < (NDATASETS + 2); i++)
HDfree(lnames[i]);
} /* test_iter_group() */
/****************************************************************
**
** aiter_cb(): Custom group iteration callback routine.
**
****************************************************************/
herr_t
aiter_cb(hid_t H5_ATTR_UNUSED group, const char *name, const H5A_info_t H5_ATTR_UNUSED *ainfo, void *op_data)
{
iter_info *info = (iter_info *)op_data;
static int count = 0;
static int count2 = 0;
HDstrcpy(info->name, name);
switch (info->command) {
case RET_ZERO:
return (0);
case RET_TWO:
return (2);
case RET_CHANGE:
count++;
return (count > 10 ? 1 : 0);
case RET_CHANGE2:
count2++;
return (count2 > 10 ? 1 : 0);
default:
HDprintf("invalid iteration command");
return (-1);
} /* end switch */
} /* end aiter_cb() */
/****************************************************************
**
** test_iter_attr(): Test attribute iteration functionality
**
****************************************************************/
static void
test_iter_attr(hid_t fapl, hbool_t new_format)
{
hid_t file; /* File ID */
hid_t dataset; /* Common Dataset ID */
hid_t filespace; /* Common dataspace ID */
hid_t attribute; /* Attribute ID */
int i; /* counting variable */
hsize_t idx; /* Index in the attribute list */
char name[NAMELEN]; /* temporary name buffer */
char * anames[NATTR]; /* Names of the attributes created */
iter_info info; /* Custom iteration information */
herr_t ret; /* Generic return value */
/* Output message about test being performed */
MESSAGE(5, ("Testing Attribute Iteration Functionality\n"));
/* Create the test file with the datasets */
file = H5Fcreate(DATAFILE, H5F_ACC_TRUNC, H5P_DEFAULT, fapl);
CHECK(file, FAIL, "H5Fcreate");
filespace = H5Screate(H5S_SCALAR);
CHECK(filespace, FAIL, "H5Screate");
dataset = H5Dcreate2(file, "Dataset", H5T_NATIVE_INT, filespace, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(dataset, FAIL, "H5Dcreate2");
for (i = 0; i < NATTR; i++) {
HDsprintf(name, "Attribute %02d", i);
attribute = H5Acreate2(dataset, name, H5T_NATIVE_INT, filespace, H5P_DEFAULT, H5P_DEFAULT);
CHECK(attribute, FAIL, "H5Acreate2");
/* Keep a copy of the attribute names around for later */
anames[i] = HDstrdup(name);
CHECK_PTR(anames[i], "strdup");
ret = H5Aclose(attribute);
CHECK(ret, FAIL, "H5Aclose");
} /* end for */
/* Close everything up */
ret = H5Dclose(dataset);
CHECK(ret, FAIL, "H5Dclose");
ret = H5Sclose(filespace);
CHECK(ret, FAIL, "H5Sclose");
ret = H5Fclose(file);
CHECK(ret, FAIL, "H5Fclose");
/* Iterate through the attributes on the dataset in various ways */
file = H5Fopen(DATAFILE, H5F_ACC_RDONLY, fapl);
CHECK(file, FAIL, "H5Fopen");
dataset = H5Dopen2(file, "Dataset", H5P_DEFAULT);
CHECK(dataset, FAIL, "H5Dopen2");
/* Test invalid indices for starting iteration */
info.command = RET_ZERO;
/* Test skipping exactly as many attributes as there are */
idx = NATTR;
H5E_BEGIN_TRY { ret = H5Aiterate2(dataset, H5_INDEX_NAME, H5_ITER_INC, &idx, aiter_cb, &info); }
H5E_END_TRY;
VERIFY(ret, FAIL, "H5Aiterate2");
/* Test skipping more attributes than there are */
idx = NATTR + 1;
H5E_BEGIN_TRY { ret = H5Aiterate2(dataset, H5_INDEX_NAME, H5_ITER_INC, &idx, aiter_cb, &info); }
H5E_END_TRY;
VERIFY(ret, FAIL, "H5Aiterate2");
/* Test all attributes on dataset, when callback always returns 0 */
info.command = RET_ZERO;
idx = 0;
if ((ret = H5Aiterate2(dataset, H5_INDEX_NAME, H5_ITER_INC, &idx, aiter_cb, &info)) > 0)
TestErrPrintf("Attribute iteration function didn't return zero correctly!\n");
/* Test all attributes on dataset, when callback always returns 1 */
/* This also tests the "restarting" ability, because the index changes */
info.command = RET_TWO;
i = 0;
idx = 0;
while ((ret = H5Aiterate2(dataset, H5_INDEX_NAME, H5_ITER_INC, &idx, aiter_cb, &info)) > 0) {
/* Verify return value from iterator gets propagated correctly */
VERIFY(ret, 2, "H5Aiterate2");
/* Increment the number of times "2" is returned */
i++;
/* Verify that the index is the correct value */
VERIFY(idx, (unsigned)i, "H5Aiterate2");
/* Don't check name when new format is used */
if (!new_format) {
/* Verify that the correct name is retrieved */
if (HDstrcmp(info.name, anames[(size_t)idx - 1]) != 0)
TestErrPrintf("%u: Attribute iteration function didn't set names correctly, info.name = "
"'%s', anames[%u] = '%s'!\n",
__LINE__, info.name, (unsigned)(idx - 1), anames[(size_t)idx - 1]);
} /* end if */
} /* end while */
VERIFY(ret, -1, "H5Aiterate2");
if (i != 50 || idx != 50)
TestErrPrintf("%u: Attribute iteration function didn't perform multiple iterations correctly!\n",
__LINE__);
/* Test all attributes on dataset, when callback changes return value */
/* This also tests the "restarting" ability, because the index changes */
info.command = new_format ? RET_CHANGE2 : RET_CHANGE;
i = 0;
idx = 0;
while ((ret = H5Aiterate2(dataset, H5_INDEX_NAME, H5_ITER_INC, &idx, aiter_cb, &info)) > 0) {
/* Verify return value from iterator gets propagated correctly */
VERIFY(ret, 1, "H5Aiterate2");
/* Increment the number of times "1" is returned */
i++;
/* Verify that the index is the correct value */
VERIFY(idx, (unsigned)i + 10, "H5Aiterate2");
/* Don't check name when new format is used */
if (!new_format) {
/* Verify that the correct name is retrieved */
if (HDstrcmp(info.name, anames[(size_t)idx - 1]) != 0)
TestErrPrintf("%u: Attribute iteration function didn't set names correctly, info.name = "
"'%s', anames[%u] = '%s'!\n",
__LINE__, info.name, (unsigned)(idx - 1), anames[(size_t)idx - 1]);
} /* end if */
} /* end while */
VERIFY(ret, -1, "H5Aiterate2");
if (i != 40 || idx != 50)
TestErrPrintf("%u: Attribute iteration function didn't perform multiple iterations correctly!\n",
__LINE__);
ret = H5Fclose(file);
CHECK(ret, FAIL, "H5Fclose");
ret = H5Dclose(dataset);
CHECK(ret, FAIL, "H5Dclose");
/* Free the attribute names */
for (i = 0; i < NATTR; i++)
HDfree(anames[i]);
} /* test_iter_attr() */
/****************************************************************
**
** iter_strcmp2(): String comparison routine for qsort
**
****************************************************************/
int
iter_strcmp2(const void *s1, const void *s2)
{
return (HDstrcmp((const char *)s1, (const char *)s2));
} /* end iter_strcmp2() */
/****************************************************************
**
** liter_cb2(): Custom link iteration callback routine.
**
****************************************************************/
static herr_t
liter_cb2(hid_t loc_id, const char *name, const H5L_info_t H5_ATTR_UNUSED *link_info, void *opdata)
{
const iter_info *test_info = (const iter_info *)opdata;
H5O_info_t oinfo;
herr_t ret; /* Generic return value */
if (HDstrcmp(name, test_info->name)) {
TestErrPrintf("name = '%s', test_info = '%s'\n", name, test_info->name);
return (H5_ITER_ERROR);
} /* end if */
/*
* Get type of the object and check it.
*/
ret = H5Oget_info_by_name(loc_id, name, &oinfo, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oget_info_by_name");
if (test_info->type != oinfo.type) {
TestErrPrintf("test_info->type = %d, oinfo.type = %d\n", test_info->type, (int)oinfo.type);
return (H5_ITER_ERROR);
} /* end if */
return (H5_ITER_STOP);
} /* liter_cb2() */
/****************************************************************
**
** test_iter_group_large(): Test group iteration functionality
** for groups with large #'s of objects
**
****************************************************************/
static void
test_iter_group_large(hid_t fapl)
{
hid_t file; /* HDF5 File IDs */
hid_t dataset; /* Dataset ID */
hid_t group; /* Group ID */
hid_t sid; /* Dataspace ID */
hid_t tid; /* Datatype ID */
hsize_t dims[] = {SPACE1_DIM1};
herr_t ret; /* Generic return value */
char gname[20]; /* Temporary group name */
iter_info *names; /* Names of objects in the root group */
iter_info *curr_name; /* Pointer to the current name in the root group */
int i;
/* Compound datatype */
typedef struct s1_t {
unsigned int a;
unsigned int b;
float c;
} s1_t;
/* Allocate & initialize array */
names = (iter_info *)HDcalloc(sizeof(iter_info), (ITER_NGROUPS + 2));
CHECK_PTR(names, "HDcalloc");
/* Output message about test being performed */
MESSAGE(5, ("Testing Large Group Iteration Functionality\n"));
/* Create file */
file = H5Fcreate(DATAFILE, H5F_ACC_TRUNC, H5P_DEFAULT, fapl);
CHECK(file, FAIL, "H5Fcreate");
/* Create dataspace for datasets */
sid = H5Screate_simple(SPACE1_RANK, dims, NULL);
CHECK(sid, FAIL, "H5Screate_simple");
/* Create a bunch of groups */
for (i = 0; i < ITER_NGROUPS; i++) {
HDsprintf(gname, "Group_%d", i);
/* Add the name to the list of objects in the root group */
HDstrcpy(names[i].name, gname);
names[i].type = H5O_TYPE_GROUP;
/* Create a group */
group = H5Gcreate2(file, gname, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(group, FAIL, "H5Gcreate2");
/* Close a group */
ret = H5Gclose(group);
CHECK(ret, FAIL, "H5Gclose");
} /* end for */
/* Create a dataset */
dataset = H5Dcreate2(file, "Dataset1", H5T_STD_U32LE, sid, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(dataset, FAIL, "H5Dcreate2");
/* Add the name to the list of objects in the root group */
HDstrcpy(names[ITER_NGROUPS].name, "Dataset1");
names[ITER_NGROUPS].type = H5O_TYPE_DATASET;
/* Close Dataset */
ret = H5Dclose(dataset);
CHECK(ret, FAIL, "H5Dclose");
/* Close Dataspace */
ret = H5Sclose(sid);
CHECK(ret, FAIL, "H5Sclose");
/* Create a datatype */
tid = H5Tcreate(H5T_COMPOUND, sizeof(s1_t));
CHECK(tid, FAIL, "H5Tcreate");
/* Insert fields */
ret = H5Tinsert(tid, "a", HOFFSET(s1_t, a), H5T_NATIVE_INT);
CHECK(ret, FAIL, "H5Tinsert");
ret = H5Tinsert(tid, "b", HOFFSET(s1_t, b), H5T_NATIVE_INT);
CHECK(ret, FAIL, "H5Tinsert");
ret = H5Tinsert(tid, "c", HOFFSET(s1_t, c), H5T_NATIVE_FLOAT);
CHECK(ret, FAIL, "H5Tinsert");
/* Save datatype for later */
ret = H5Tcommit2(file, "Datatype1", tid, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Tcommit2");
/* Add the name to the list of objects in the root group */
HDstrcpy(names[ITER_NGROUPS + 1].name, "Datatype1");
names[ITER_NGROUPS + 1].type = H5O_TYPE_NAMED_DATATYPE;
/* Close datatype */
ret = H5Tclose(tid);
CHECK(ret, FAIL, "H5Tclose");
/* Need to sort the names in the root group, cause that's what the library does */
HDqsort(names, (size_t)(ITER_NGROUPS + 2), sizeof(iter_info), iter_strcmp2);
/* Iterate through the file to see members of the root group */
curr_name = &names[0];
ret = H5Literate(file, H5_INDEX_NAME, H5_ITER_INC, NULL, liter_cb2, curr_name);
CHECK(ret, FAIL, "H5Literate");
for (i = 1; i < 100; i++) {
hsize_t idx = (hsize_t)i;
curr_name = &names[i];
ret = H5Literate(file, H5_INDEX_NAME, H5_ITER_INC, &idx, liter_cb2, curr_name);
CHECK(ret, FAIL, "H5Literate");
} /* end for */
/* Close file */
ret = H5Fclose(file);
CHECK(ret, FAIL, "H5Fclose");
/* Release memory */
HDfree(names);
} /* test_iterate_group_large() */
/****************************************************************
**
** test_grp_memb_funcs(): Test group member information
** functionality
**
****************************************************************/
static void
test_grp_memb_funcs(hid_t fapl)
{
hid_t file; /* File ID */
hid_t dataset; /* Dataset ID */
hid_t datatype; /* Common datatype ID */
hid_t filespace; /* Common dataspace ID */
hid_t root_group, grp; /* Root group ID */
int i; /* counting variable */
char name[NAMELEN]; /* temporary name buffer */
char * dnames[NDATASETS + 2]; /* Names of the datasets created */
char * obj_names[NDATASETS + 2]; /* Names of the objects in group */
char dataset_name[NAMELEN]; /* dataset name */
ssize_t name_len; /* Length of object's name */
H5G_info_t ginfo; /* Buffer for querying object's info */
herr_t ret = SUCCEED; /* Generic return value */
/* Output message about test being performed */
MESSAGE(5, ("Testing Group Member Information Functionality\n"));
/* Create the test file with the datasets */
file = H5Fcreate(DATAFILE, H5F_ACC_TRUNC, H5P_DEFAULT, fapl);
CHECK(file, FAIL, "H5Fcreate");
datatype = H5Tcopy(H5T_NATIVE_INT);
CHECK(datatype, FAIL, "H5Tcopy");
filespace = H5Screate(H5S_SCALAR);
CHECK(filespace, FAIL, "H5Screate");
for (i = 0; i < NDATASETS; i++) {
HDsprintf(name, "Dataset %d", i);
dataset = H5Dcreate2(file, name, datatype, filespace, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(dataset, FAIL, "H5Dcreate2");
/* Keep a copy of the dataset names around for later */
dnames[i] = HDstrdup(name);
CHECK_PTR(dnames[i], "strdup");
ret = H5Dclose(dataset);
CHECK(ret, FAIL, "H5Dclose");
} /* end for */
/* Create a group and named datatype under root group for testing */
grp = H5Gcreate2(file, "grp", H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Gcreate2");
dnames[NDATASETS] = HDstrdup("grp");
CHECK_PTR(dnames[NDATASETS], "strdup");
ret = H5Tcommit2(file, "dtype", datatype, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Tcommit2");
dnames[NDATASETS + 1] = HDstrdup("dtype");
CHECK_PTR(dnames[NDATASETS], "strdup");
/* Close everything up */
ret = H5Tclose(datatype);
CHECK(ret, FAIL, "H5Tclose");
ret = H5Gclose(grp);
CHECK(ret, FAIL, "H5Gclose");
ret = H5Sclose(filespace);
CHECK(ret, FAIL, "H5Sclose");
ret = H5Fclose(file);
CHECK(ret, FAIL, "H5Fclose");
/* Sort the dataset names */
HDqsort(dnames, (size_t)(NDATASETS + 2), sizeof(char *), iter_strcmp);
/* Iterate through the datasets in the root group in various ways */
file = H5Fopen(DATAFILE, H5F_ACC_RDONLY, fapl);
CHECK(file, FAIL, "H5Fopen");
/* These two functions, H5Oget_info_by_idx and H5Lget_name_by_idx, actually
* iterate through B-tree for group members in internal library design.
*/
root_group = H5Gopen2(file, "/", H5P_DEFAULT);
CHECK(root_group, FAIL, "H5Gopen2");
ret = H5Gget_info(root_group, &ginfo);
CHECK(ret, FAIL, "H5Gget_info");
VERIFY(ginfo.nlinks, (NDATASETS + 2), "H5Gget_info");
for (i = 0; i < (int)ginfo.nlinks; i++) {
H5O_info_t oinfo; /* Object info */
/* Test with NULL for name, to query length */
name_len = H5Lget_name_by_idx(root_group, ".", H5_INDEX_NAME, H5_ITER_INC, (hsize_t)i, NULL,
(size_t)NAMELEN, H5P_DEFAULT);
CHECK(name_len, FAIL, "H5Lget_name_by_idx");
ret = (herr_t)H5Lget_name_by_idx(root_group, ".", H5_INDEX_NAME, H5_ITER_INC, (hsize_t)i,
dataset_name, (size_t)(name_len + 1), H5P_DEFAULT);
CHECK(ret, FAIL, "H5Lget_name_by_idx");
/* Double-check that the length is the same */
VERIFY(ret, name_len, "H5Lget_name_by_idx");
/* Keep a copy of the dataset names around for later */
obj_names[i] = HDstrdup(dataset_name);
CHECK_PTR(obj_names[i], "strdup");
ret =
H5Oget_info_by_idx(root_group, ".", H5_INDEX_NAME, H5_ITER_INC, (hsize_t)i, &oinfo, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oget_info_by_idx");
if (!HDstrcmp(dataset_name, "grp"))
VERIFY(oinfo.type, H5O_TYPE_GROUP, "H5Lget_name_by_idx");
if (!HDstrcmp(dataset_name, "dtype"))
VERIFY(oinfo.type, H5O_TYPE_NAMED_DATATYPE, "H5Lget_name_by_idx");
if (!HDstrncmp(dataset_name, "Dataset", (size_t)7))
VERIFY(oinfo.type, H5O_TYPE_DATASET, "H5Lget_name_by_idx");
} /* end for */
H5E_BEGIN_TRY
{
ret =
(herr_t)H5Lget_name_by_idx(root_group, ".", H5_INDEX_NAME, H5_ITER_INC, (hsize_t)(NDATASETS + 3),
dataset_name, (size_t)NAMELEN, H5P_DEFAULT);
}
H5E_END_TRY;
VERIFY(ret, FAIL, "H5Lget_name_by_idx");
/* Sort the dataset names */
HDqsort(obj_names, (size_t)(NDATASETS + 2), sizeof(char *), iter_strcmp);
/* Compare object names */
for (i = 0; i < (int)ginfo.nlinks; i++) {
ret = HDstrcmp(dnames[i], obj_names[i]);
VERIFY(ret, 0, "HDstrcmp");
} /* end for */
ret = H5Gclose(root_group);
CHECK(ret, FAIL, "H5Gclose");
ret = H5Fclose(file);
CHECK(ret, FAIL, "H5Fclose");
/* Free the dataset names */
for (i = 0; i < (NDATASETS + 2); i++) {
HDfree(dnames[i]);
HDfree(obj_names[i]);
} /* end for */
} /* test_grp_memb_funcs() */
/****************************************************************
**
** test_links(): Test soft and hard link iteration
**
****************************************************************/
static void
test_links(hid_t fapl)
{
hid_t file; /* File ID */
char obj_name[NAMELEN]; /* Names of the object in group */
ssize_t name_len; /* Length of object's name */
hid_t gid, gid1;
H5G_info_t ginfo; /* Buffer for querying object's info */
hsize_t i;
herr_t ret; /* Generic return value */
/* Output message about test being performed */
MESSAGE(5, ("Testing Soft and Hard Link Iteration Functionality\n"));
/* Create the test file with the datasets */
file = H5Fcreate(DATAFILE, H5F_ACC_TRUNC, H5P_DEFAULT, fapl);
CHECK(file, FAIL, "H5Fcreate");
/* create groups */
gid = H5Gcreate2(file, "/g1", H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(gid, FAIL, "H5Gcreate2");
gid1 = H5Gcreate2(file, "/g1/g1.1", H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(gid1, FAIL, "H5Gcreate2");
/* create soft and hard links to the group "/g1". */
ret = H5Lcreate_soft("something", gid, "softlink", H5P_DEFAULT, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Lcreate_soft");
ret = H5Lcreate_hard(gid, "/g1", H5L_SAME_LOC, "hardlink", H5P_DEFAULT, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Lcreate_hard");
ret = H5Gget_info(gid, &ginfo);
CHECK(ret, FAIL, "H5Gget_info");
VERIFY(ginfo.nlinks, 3, "H5Gget_info");
/* Test these two functions, H5Oget_info_by_idx and H5Lget_name_by_idx */
for (i = 0; i < ginfo.nlinks; i++) {
H5O_info_t oinfo; /* Object info */
H5L_info_t linfo; /* Link info */
/* Get link name */
name_len = H5Lget_name_by_idx(gid, ".", H5_INDEX_NAME, H5_ITER_INC, i, obj_name, (size_t)NAMELEN,
H5P_DEFAULT);
CHECK(name_len, FAIL, "H5Lget_name_by_idx");
/* Get link type */
ret = H5Lget_info_by_idx(gid, ".", H5_INDEX_NAME, H5_ITER_INC, (hsize_t)i, &linfo, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Lget_info_by_idx");
/* Get object type */
if (linfo.type == H5L_TYPE_HARD) {
ret = H5Oget_info_by_idx(gid, ".", H5_INDEX_NAME, H5_ITER_INC, (hsize_t)i, &oinfo, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oget_info_by_idx");
} /* end if */
if (!HDstrcmp(obj_name, "g1.1"))
VERIFY(oinfo.type, H5O_TYPE_GROUP, "H5Lget_name_by_idx");
else if (!HDstrcmp(obj_name, "hardlink"))
VERIFY(oinfo.type, H5O_TYPE_GROUP, "H5Lget_name_by_idx");
else if (!HDstrcmp(obj_name, "softlink"))
VERIFY(linfo.type, H5L_TYPE_SOFT, "H5Lget_name_by_idx");
else
CHECK(0, 0, "unknown object name");
} /* end for */
ret = H5Gclose(gid);
CHECK(ret, FAIL, "H5Gclose");
ret = H5Gclose(gid1);
CHECK(ret, FAIL, "H5Gclose");
ret = H5Fclose(file);
CHECK(ret, FAIL, "H5Fclose");
} /* test_links() */
/****************************************************************
**
** test_iterate(): Main iteration testing routine.
**
****************************************************************/
void
test_iterate(void)
{
hid_t fapl, fapl2; /* File access property lists */
hbool_t new_format; /* Whether to use the new format or not */
herr_t ret; /* Generic return value */
/* Output message about test being performed */
MESSAGE(5, ("Testing Iteration Operations\n"));
/* Get the default FAPL */
fapl = H5Pcreate(H5P_FILE_ACCESS);
CHECK(fapl, FAIL, "H5Pcreate");
/* Copy the file access property list */
fapl2 = H5Pcopy(fapl);
CHECK(fapl2, FAIL, "H5Pcopy");
/* Set the "use the latest version of the format" bounds for creating objects in the file */
ret = H5Pset_libver_bounds(fapl2, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST);
CHECK(ret, FAIL, "H5Pset_libver_bounds");
/* These next tests use the same file */
for (new_format = FALSE; new_format <= TRUE; new_format++) {
test_iter_group(new_format ? fapl2 : fapl, new_format); /* Test group iteration */
test_iter_group_large(new_format ? fapl2 : fapl); /* Test group iteration for large # of objects */
test_iter_attr(new_format ? fapl2 : fapl, new_format); /* Test attribute iteration */
test_grp_memb_funcs(new_format ? fapl2 : fapl); /* Test group member information functions */
test_links(new_format ? fapl2 : fapl); /* Test soft and hard link iteration */
} /* end for */
/* Close FAPLs */
ret = H5Pclose(fapl);
CHECK(ret, FAIL, "H5Pclose");
ret = H5Pclose(fapl2);
CHECK(ret, FAIL, "H5Pclose");
} /* test_iterate() */
/*-------------------------------------------------------------------------
* Function: cleanup_iterate
*
* Purpose: Cleanup temporary test files
*
* Return: none
*
* Programmer: Quincey Koziol
* April 5, 2000
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
void
cleanup_iterate(void)
{
HDremove(DATAFILE);
}
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