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[svn-r24210] Jira issue 8528: H5Fget_obj_ids overfilled the list of object IDs by one. I moved the safeguard in H5F_get_objects_cb

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to the beginning of the function to prevent overfill the list.  I added a new test case for this problem and fix in tfile.c.

Tested with h5committest.
This commit is contained in:
Raymond Lu 2013-09-27 15:15:52 -05:00
parent ebc0b44fe1
commit 421e7549a5
2 changed files with 104 additions and 14 deletions
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21
src/H5F.c
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@ -667,6 +667,13 @@ H5F_get_objects_cb(void *obj_ptr, hid_t obj_id, void *key)
HDassert(obj_ptr);
HDassert(olist);
/* Check if we've filled up the array. Return TRUE only if
* we have filled up the array. Otherwise return FALSE(RET_VALUE is
* preset to FALSE) because H5I_iterate needs the return value of
* FALSE to continue the iteration. */
if(olist->max_index>0 && olist->list_index>=olist->max_index)
HGOTO_DONE(TRUE) /* Indicate that the iterator should stop */
/* Count file IDs */
if(olist->obj_type == H5I_FILE) {
if((olist->file_info.local &&
@ -682,13 +689,6 @@ H5F_get_objects_cb(void *obj_ptr, hid_t obj_id, void *key)
/* Increment the number of open objects */
if(olist->obj_id_count)
(*olist->obj_id_count)++;
/* Check if we've filled up the array. Return TRUE only if
* we have filled up the array. Otherwise return FALSE(RET_VALUE is
* preset to FALSE) because H5I_iterate needs the return value of
* FALSE to continue the iteration. */
if(olist->max_index>0 && olist->list_index>=olist->max_index)
HGOTO_DONE(TRUE) /* Indicate that the iterator should stop */
}
} /* end if */
else { /* either count opened object IDs or put the IDs on the list */
@ -747,13 +747,6 @@ H5F_get_objects_cb(void *obj_ptr, hid_t obj_id, void *key)
/* Increment the number of open objects */
if(olist->obj_id_count)
(*olist->obj_id_count)++;
/* Check if we've filled up the array. Return TRUE only if
* we have filled up the array. Otherwise return FALSE(RET_VALUE is
* preset to FALSE) because H5I_iterate needs the return value of
* FALSE to continue iterating. */
if(olist->max_index>0 && olist->list_index>=olist->max_index)
HGOTO_DONE(TRUE) /* Indicate that the iterator should stop */
} /* end if */
} /* end else */

97
test/tfile.c
View File

@ -112,6 +112,11 @@
/* Declaration for test_libver_macros2() */
#define FILE6 "tfile6.h5" /* Test file */
/* Declaration for test_get_obj_ids() */
#define FILE7 "tfile7.h5" /* Test file */
#define NGROUPS 2
#define NDSETS 4
const char *OLD_FILENAME[] = { /* Files created under 1.6 branch and 1.8 branch */
"filespace_1_6.h5", /* 1.6 HDF5 file */
"filespace_1_8.h5" /* 1.8 HDF5 file */
@ -950,6 +955,97 @@ create_objects(hid_t fid1, hid_t fid2, hid_t *ret_did, hid_t *ret_gid1,
}
}
/****************************************************************
**
** test_get_obj_ids(): Test the bug and the fix for Jira 8528.
** H5Fget_obj_ids overfilled the list of
** object IDs by one. This is an enhancement
** for test_obj_count_and_id().
**
****************************************************************/
static void
test_get_obj_ids(void)
{
hid_t fid, gid[NGROUPS], dset[NDSETS];
hid_t filespace;
hsize_t file_dims[F2_RANK] = {F2_DIM0, F2_DIM1};
ssize_t oid_count, ret_count;
hid_t *oid_list = NULL;
herr_t ret;
int i, m, n;
ssize_t oid_list_size = NDSETS;
char gname[64], dname[64];
/* Create a new file */
fid = H5Fcreate(FILE7, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
CHECK(fid, FAIL, "H5Fcreate");
filespace = H5Screate_simple(F2_RANK, file_dims, NULL);
CHECK(filespace, FAIL, "H5Screate_simple");
/* creates NGROUPS groups under the root group */
for(m = 0; m < NGROUPS; m++) {
sprintf(gname, "group%d", m);
gid[m] = H5Gcreate2(fid, gname, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(gid[m], FAIL, "H5Gcreate2");
}
/* create NDSETS datasets under the root group */
for(n = 0; n < NDSETS; n++) {
sprintf(dname, "dataset%d", n);
dset[n] = H5Dcreate2(fid, dname, H5T_NATIVE_INT, filespace, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(dset[m], FAIL, "H5Dcreate2");
}
/* The number of opened objects should be NGROUPS + NDSETS + 1. One is opened file. */
oid_count = H5Fget_obj_count(fid, H5F_OBJ_ALL);
CHECK(oid_count, FAIL, "H5Fget_obj_count");
VERIFY(oid_count, (NGROUPS + NDSETS + 1), "H5Fget_obj_count");
oid_list = (hid_t *)HDcalloc((size_t)oid_list_size, sizeof(hid_t));
CHECK(oid_list, NULL, "HDcalloc");
/* Call the public function H5F_get_obj_ids to use H5F_get_objects. User reported having problem here.
* that the returned size (ret_count) from H5Fget_obj_ids is one greater than the size passed in
* (oid_list_size) */
ret_count = H5Fget_obj_ids(fid, H5F_OBJ_ALL, (size_t)oid_list_size, oid_list);
CHECK(ret_count, FAIL, "H5Fget_obj_ids");
VERIFY(ret_count, oid_list_size, "H5Fget_obj_count");
/* Close all object IDs on the list except the file ID. The first ID is supposed to be file ID according
* to the library design */
for(i = 0; i< ret_count; i++) {
if(fid != oid_list[i]) {
ret = H5Oclose(oid_list[i]);
CHECK(ret, FAIL, "H5Oclose");
}
}
/* The number of opened objects should be NGROUPS + 1 + 1. The first one is opened file. The second one
* is the dataset ID left open from the previous around of H5Fget_obj_ids */
oid_count = H5Fget_obj_count(fid, H5F_OBJ_ALL);
CHECK(oid_count, FAIL, "H5Fget_obj_count");
VERIFY(oid_count, NGROUPS + 2, "H5Fget_obj_count");
/* Get the IDs of the left opend objects */
ret_count = H5Fget_obj_ids(fid, H5F_OBJ_ALL, (size_t)oid_list_size, oid_list);
CHECK(ret_count, FAIL, "H5Fget_obj_ids");
VERIFY(ret_count, oid_list_size, "H5Fget_obj_count");
/* Close all object IDs on the list except the file ID. The first ID is still the file ID */
for(i = 0; i< ret_count; i++) {
if(fid != oid_list[i]) {
ret = H5Oclose(oid_list[i]);
CHECK(ret, FAIL, "H5Oclose");
}
}
H5Sclose(filespace);
H5Fclose(fid);
HDfree(oid_list);
}
/****************************************************************
**
** test_get_file_id(): Test H5Iget_file_id()
@ -3526,6 +3622,7 @@ test_file(void)
test_file_close(); /* Test file close behavior */
#endif /* H5_NO_SHARED_WRITING */
test_get_file_id(); /* Test H5Iget_file_id */
test_get_obj_ids(); /* Test H5Fget_obj_ids for Jira Issue 8528 */
test_file_perm(); /* Test file access permissions */
test_file_perm2(); /* Test file access permission again */
test_file_freespace(); /* Test file free space information */