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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 files COPYING and Copyright.html. COPYING can be found at the root *
* of the source code distribution tree; Copyright.html can be found at the *
* root level of an installed copy of the electronic HDF5 document set and *
* is linked from the top-level documents page. It can also be found at *
* http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/* Test user-created identifiers (hid_t's) and identifier types. */
#include "testhdf5.h"
#include "hdf5.h"
/* Include H5Ipkg.h to calculate max number of groups */
#define H5I_PACKAGE
#include "H5Ipkg.h"
/* Test basic functionality of registering and deleting types and IDs */
static int basic_id_test(void)
{
H5I_type_t myType = H5I_BADID;
hid_t arrayID = H5I_INVALID_HID;
void* testObj = NULL;
void* testPtr = NULL;
char nameString[10];
hid_t testID;
ssize_t testSize = -1;
herr_t err;
int num_ref;
hsize_t num_members;
/* Try to register an ID with ficticious types */
H5E_BEGIN_TRY
arrayID = H5Iregister((H5I_type_t) 420, testObj);
H5E_END_TRY
VERIFY(arrayID, H5I_INVALID_HID, "H5Iregister");
if(arrayID != H5I_INVALID_HID)
goto out;
H5E_BEGIN_TRY
arrayID = H5Iregister((H5I_type_t) -1, testObj);
H5E_END_TRY
VERIFY(arrayID, H5I_INVALID_HID, "H5Iregister");
if(arrayID != H5I_INVALID_HID)
goto out;
/* Try to access IDs with ficticious types */
H5E_BEGIN_TRY
testPtr = H5Iobject_verify((hid_t)100, (H5I_type_t) 0);
H5E_END_TRY
VERIFY(testPtr, NULL, "H5Iobject_verify");
if(testPtr != NULL)
goto out;
H5E_BEGIN_TRY
testPtr = H5Iobject_verify((hid_t)700, (H5I_type_t) 700);
H5E_END_TRY
VERIFY(testPtr, NULL, "H5Iobject_verify");
if(testPtr != NULL)
goto out;
/* Register a type */
myType = H5Iregister_type((size_t)64, 0, (H5I_free_t) free );
CHECK(myType, H5I_BADID, "H5Iregister_type");
if(myType == H5I_BADID)
goto out;
/* Register an ID and retrieve the object it points to.
* Once the ID has been registered, testObj will be freed when
* its ID type is destroyed. */
testObj = HDmalloc(7 * sizeof(int));
arrayID = H5Iregister(myType, testObj);
CHECK(arrayID, H5I_INVALID_HID, "H5Iregister");
if(arrayID == H5I_INVALID_HID)
{
HDfree(testObj);
goto out;
}
testPtr = (int *) H5Iobject_verify(arrayID, myType);
VERIFY(testPtr, testObj, "H5Iobject_verify");
if(testPtr != testObj)
goto out;
/* Ensure that H5Iget_file_id and H5Iget_name() fail, since this
* is an hid_t for the wrong kind of object */
H5E_BEGIN_TRY
testID = H5Iget_file_id(arrayID);
H5E_END_TRY
VERIFY(testID, H5I_INVALID_HID, "H5Iget_file_id");
if(testID != H5I_INVALID_HID)
goto out;
H5E_BEGIN_TRY
testSize = H5Iget_name(arrayID, nameString, (size_t)9);
H5E_END_TRY
VERIFY(testSize, -1, "H5Iget_name");
if(testSize != -1)
goto out;
/* Make sure H5Iremove_verify catches objects of the wrong type */
H5E_BEGIN_TRY
testPtr = (int*) H5Iremove_verify(arrayID, (H5I_type_t) 0);
H5E_END_TRY
VERIFY(testPtr, NULL, "H5Iremove_verify");
if(testPtr != NULL)
goto out;
H5E_BEGIN_TRY
testPtr = (int*) H5Iremove_verify(arrayID, (H5I_type_t) ((int) myType-1));
H5E_END_TRY
VERIFY(testPtr, NULL, "H5Iremove_verify");
if(testPtr != NULL)
goto out;
/* Remove an ID and make sure we can't access it */
testPtr = (int*) H5Iremove_verify(arrayID, myType);
CHECK(testPtr, NULL, "H5Iremove_verify");
if(testPtr == NULL)
goto out;
H5E_BEGIN_TRY
testPtr = (int*) H5Iobject_verify(arrayID, myType);
H5E_END_TRY
VERIFY(testPtr, NULL, "H5Iobject_verify");
if(testPtr != NULL)
goto out;
/* Delete the type and make sure we can't access objects within it */
arrayID = H5Iregister(myType, testObj);
err = H5Idestroy_type(myType);
VERIFY(err, 0, "H5Idestroy_type");
if( err != 0)
goto out;
VERIFY(H5Itype_exists(myType), 0, "H5Itype_exists");
if(H5Itype_exists(myType) != 0)
goto out;
H5E_BEGIN_TRY
VERIFY(H5Inmembers(myType, NULL), -1, "H5Inmembers");
if(H5Inmembers(myType, NULL) != -1)
goto out;
H5E_END_TRY
/* Register another type and another object in that type */
myType = H5Iregister_type((size_t)64, 0, (H5I_free_t) free );
CHECK(myType, H5I_BADID, "H5Iregister_type");
if(myType == H5I_BADID)
goto out;
/* The memory that testObj pointed to should already have been
* freed when the previous type was destroyed. Allocate new
* memory for it.
*/
testObj = HDmalloc(7 * sizeof(int));
arrayID = H5Iregister(myType, testObj);
CHECK(arrayID, H5I_INVALID_HID, "H5Iregister");
if(arrayID == H5I_INVALID_HID)
{
HDfree(testObj);
goto out;
}
err = H5Inmembers(myType, &num_members);
CHECK(err, -1, "H5Inmembers");
if (err < 0)
goto out;
VERIFY(num_members, 1, "H5Inmembers");
if(num_members != 1)
goto out;
/* Increment references to type and ensure that dec_type_ref
doesn't destroy the type */
num_ref = H5Iinc_type_ref(myType);
VERIFY(num_ref, 2, "H5Iinc_type_ref");
if( num_ref != 2)
goto out;
num_ref = H5Idec_type_ref(myType);
VERIFY(num_ref, 1, "H5Idec_type_ref");
if(num_ref != 1)
goto out;
err = H5Inmembers(myType, &num_members);
CHECK(err, -1, "H5Inmembers");
if (err < 0)
goto out;
VERIFY(num_members, 1, "H5Inmembers");
if(num_members != 1)
goto out;
/* This call to dec_type_ref should destroy the type */
num_ref = H5Idec_type_ref(myType);
VERIFY(num_ref, 0, "H5Idec_type_ref");
if(num_ref != 0)
goto out;
VERIFY(H5Itype_exists(myType), 0, "H5Itype_exists");
if (H5Itype_exists(myType) != 0)
goto out;
H5E_BEGIN_TRY
err = H5Inmembers(myType, &num_members);
if(err >= 0)
goto out;
H5E_END_TRY
return 0;
out:
/* Clean up type if it has been allocated and free memory used
* by testObj */
if(myType >= 0)
H5Idestroy_type(myType);
return -1;
}
/* A dummy search function for the next test */
static int test_search_func(void UNUSED * ptr1, void UNUSED * ptr2) { return 0; }
/* Ensure that public functions cannot access "predefined" ID types */
static int id_predefined_test(void )
{
void * testObj;
hid_t testID;
hid_t typeID = H5I_INVALID_HID;
void * testPtr;
herr_t testErr;
testObj = HDmalloc(sizeof(int));
/* Try to perform illegal functions on various predefined types */
H5E_BEGIN_TRY
testID = H5Iregister(H5I_FILE, testObj);
H5E_END_TRY
VERIFY(testID, H5I_INVALID_HID, "H5Iregister");
if(testID != H5I_INVALID_HID)
goto out;
H5E_BEGIN_TRY
testPtr = H5Isearch(H5I_GENPROP_LST, (H5I_search_func_t) test_search_func, testObj);
H5E_END_TRY
VERIFY(testPtr, NULL, "H5Isearch");
if(testPtr != NULL)
goto out;
H5E_BEGIN_TRY
testErr = H5Inmembers(H5I_ERROR_STACK, NULL);
H5E_END_TRY
VERIFY(testErr, -1, "H5Inmembers");
if(testErr != -1)
goto out;
H5E_BEGIN_TRY
testErr = H5Iclear_type(H5I_FILE, 0);
H5E_END_TRY
VERIFY((testErr >= 0), 0, "H5Iclear_type");
if(testErr >= 0)
goto out;
H5E_BEGIN_TRY
testErr = H5Idestroy_type(H5I_DATASET);
H5E_END_TRY
VERIFY((testErr >= 0), 0, "H5Idestroy_type");
if(testErr >= 0)
goto out;
/* Create a datatype ID and try to perform illegal functions on it */
typeID = H5Tcreate(H5T_OPAQUE, (size_t)42);
CHECK(typeID, H5I_INVALID_HID, "H5Tcreate");
if(typeID == H5I_INVALID_HID)
goto out;
H5E_BEGIN_TRY
testPtr = H5Iremove_verify(typeID, H5I_DATATYPE);
H5E_END_TRY
VERIFY(testPtr, NULL, "H5Iremove_verify");
if(testPtr != NULL)
goto out;
H5E_BEGIN_TRY
testPtr = H5Iobject_verify(typeID, H5I_DATATYPE);
H5E_END_TRY
VERIFY(testPtr, NULL, "H5Iobject_verify");
if(testPtr != NULL)
goto out;
H5Tclose(typeID);
/* testObj was never registered as an atom, so it will not be
* automatically freed. */
HDfree(testObj);
return 0;
out:
if(typeID != H5I_INVALID_HID)
H5Tclose(typeID);
if(testObj != NULL)
HDfree(testObj);
return -1;
}
/* Test the H5Iis_valid function */
static int test_is_valid(void)
{
hid_t dtype; /* datatype id */
int nmembs1; /* number of type memnbers */
int nmembs2;
htri_t tri_ret; /* htri_t return value */
herr_t ret; /* return value */
/* Create a datatype id */
dtype = H5Tcopy(H5T_NATIVE_INT);
CHECK(dtype, FAIL, "H5Tcopy");
if (dtype < 0)
goto out;
/* Check that the ID is valid */
tri_ret = H5Iis_valid(dtype);
VERIFY(tri_ret, TRUE, "H5Iis_valid");
if (tri_ret != TRUE)
goto out;
/* Artificially manipulate the reference counts so app_count is 0, and dtype
* appears to be an internal id. This takes advantage of the fact that
* H5Ipkg is included.
*/
ret = H5I_inc_ref(dtype, FALSE);
CHECK(ret, FAIL, "H5I_inc_ref");
if (ret < 0)
goto out;
ret = H5I_dec_app_ref(dtype);
CHECK(ret, FAIL, "H5I_dec_ref");
if (ret < 0)
goto out;
/* Check that dtype is invalid */
tri_ret = H5Iis_valid(dtype);
VERIFY(tri_ret, FALSE, "H5Iis_valid");
if (tri_ret != FALSE)
goto out;
/* Close dtype and verify that it has been closed */
nmembs1 = H5I_nmembers(H5I_DATATYPE);
CHECK(nmembs1, FAIL, "H5I_nmembers");
if (nmembs1 < 0)
goto out;
ret = H5I_dec_ref(dtype);
CHECK(ret, FAIL, "H5I_dec_ref");
if (ret < 0)
goto out;
nmembs2 = H5I_nmembers(H5I_DATATYPE);
VERIFY(nmembs2, nmembs1 - 1, "H5I_nmembers");
if (nmembs2 != nmembs1 - 1)
goto out;
/* Check that dtype is invalid */
tri_ret = H5Iis_valid(dtype);
VERIFY(tri_ret, FALSE, "H5Iis_valid");
if (tri_ret != FALSE)
goto out;
/* Check that an id of -1 is invalid */
tri_ret = H5Iis_valid((hid_t)-1);
VERIFY(tri_ret, FALSE, "H4Iis_valid");
if (tri_ret != FALSE)
goto out;
return 0;
out:
/* Don't attempt to close dtype as we don't know the exact state of the
* reference counts. Every state in this function will be automatically
* closed at library exit anyways, as internal count is never > 1.
*/
return -1;
}
/* Test the H5Iget_type function */
static int test_get_type(void)
{
hid_t dtype; /* datatype id */
H5I_type_t type_ret; /* return value */
/* Create a datatype id */
dtype = H5Tcopy(H5T_NATIVE_INT);
CHECK(dtype, FAIL, "H5Tcopy");
if (dtype < 0)
goto out;
/* Check that the ID is correct */
type_ret = H5Iget_type(dtype);
VERIFY(type_ret, H5I_DATATYPE, "H5Iget_type");
if (type_ret == H5I_BADID)
goto out;
/* Check that the ID is correct */
type_ret = H5Iget_type((hid_t)H5T_STRING);
VERIFY(type_ret, H5I_BADID, "H5Iget_type");
if (type_ret != H5I_BADID)
goto out;
/* Check that the ID is correct */
type_ret = H5Iget_type((hid_t)-1);
VERIFY(type_ret, H5I_BADID, "H5Iget_type");
if (type_ret != H5I_BADID)
goto out;
H5Tclose(dtype);
return 0;
out:
if(dtype != H5I_INVALID_HID)
H5Tclose(dtype);
return -1;
}
/* Test boundary cases with lots of types */
/* Type IDs range from H5I_NTYPES to H5I_MAX_NUM_TYPES. The system will assign */
/* IDs in sequential order until H5I_MAX_NUM_TYPES IDs have been given out, at which */
/* point it will search for type IDs that were allocated but have since been */
/* deleted. */
/* This test will allocate IDs up to H5I_MAX_NUM_TYPES, ensure that IDs wrap around */
/* to low values successfully, ensure that an error is thrown when all possible */
/* type IDs are taken, then ensure that deleting types frees up their IDs. */
/* Note that this test depends on the implementation of IDs, so may break */
/* if the implementation changes. */
/* Also note that if someone else registered a user-defined type and forgot to */
/* destroy it, this test will mysteriously fail (because it will expect there to */
/* be one more "free" type ID than there is). */
/* H5I_NTYPES is defined in h5public.h, H5I_MAX_NUM_TYPES is defined in h5pkg.h */
static int test_id_type_list(void)
{
H5I_type_t startType; /* The first type ID we were assigned in this test */
H5I_type_t currentType;
H5I_type_t testType;
int i; /* Just a counter variable */
startType = H5Iregister_type((size_t)8, 0, (H5I_free_t) free );
CHECK(startType, H5I_BADID, "H5Iregister_type");
if(startType == H5I_BADID)
goto out;
/* Sanity check */
if(startType >= H5I_MAX_NUM_TYPES || startType < H5I_NTYPES)
{
/* Error condition, throw an error */
CHECK(1, 1, "H5Iregister_type");
goto out;
}
/* Create types up to H5I_MAX_NUM_TYPES */
for(i = startType + 1; i < H5I_MAX_NUM_TYPES; i++)
{
currentType = H5Iregister_type((size_t)8, 0, (H5I_free_t) free );
CHECK(currentType, H5I_BADID, "H5Iregister_type");
if(currentType == H5I_BADID)
goto out;
}
/* Wrap around to low type ID numbers */
for(i = H5I_NTYPES; i < startType; i++)
{
currentType = H5Iregister_type((size_t)8, 0, (H5I_free_t) free );
CHECK(currentType, H5I_BADID, "H5Iregister_type");
if(currentType == H5I_BADID)
goto out;
}
/* There should be no room at the inn for a new ID type*/
H5E_BEGIN_TRY
testType = H5Iregister_type((size_t)8, 0, (H5I_free_t) free );
H5E_END_TRY
VERIFY(testType, H5I_BADID, "H5Iregister_type");
if(testType != H5I_BADID)
goto out;
/* Now delete a type and try to insert again */
H5Idestroy_type(H5I_NTYPES);
testType = H5Iregister_type((size_t)8, 0, (H5I_free_t) free );
VERIFY(testType, H5I_NTYPES, "H5Iregister_type");
if(testType != H5I_NTYPES)
goto out;
/* Cleanup. Destroy all types. */
for(i = H5I_NTYPES; i < H5I_MAX_NUM_TYPES; i++)
H5Idestroy_type((H5I_type_t) i);
return 0;
out:
/* Cleanup. For simplicity, just destroy all types and ignore errors. */
H5E_BEGIN_TRY
for(i = H5I_NTYPES; i < H5I_MAX_NUM_TYPES; i++)
H5Idestroy_type((H5I_type_t) i);
H5E_END_TRY
return -1;
}
/* 'Fake' free routine for ID wrapping test */
static herr_t fake_free(void *obj)
{
/* Shut compilers up */
obj = obj;
return(0);
}
/* Test boundary cases with lots of IDs */
/* Type IDs range from 0 to ID_MASK before wrapping around. The code will assign */
/* IDs in sequential order until ID_MASK IDs have been given out, at which */
/* point it will search for type IDs that were allocated but have since been */
/* closed. */
/* This test will allocate IDs up to ID_MASK, ensure that IDs wrap around */
/* to low values successfully, ensure that an error is thrown when all possible */
/* type IDs are taken, then ensure that deleting types frees up their IDs. */
/* NOTE: this test depends on the implementation of IDs, so may break */
/* if the implementation changes. */
static int test_id_wrap(void)
{
H5I_type_t testType; /* ID class for testing */
hid_t *id_array; /* Array of IDs allocated */
hid_t test_id; /* Test ID */
void *obj; /* Object pointer returned for ID */
unsigned u; /* Local index variable */
herr_t status; /* Status from routine */
/* Allocate array for storing IDs */
id_array = (hid_t *)HDmalloc((ID_MASK + 1) * sizeof(hid_t));
CHECK(id_array, NULL, "HDmalloc");
/* Register type for testing */
testType = H5Iregister_type((size_t)8, 0, (H5I_free_t)fake_free);
CHECK(testType, H5I_BADID, "H5Iregister_type");
if(testType == H5I_BADID)
goto out;
/* Get IDs, up to the maximum possible */
for(u = 0; u <= ID_MASK; u++) {
id_array[u] = H5Iregister(testType, &id_array[u]);
CHECK(id_array[u], FAIL, "H5Iregister");
if(id_array[u] < 0)
goto out;
} /* end for */
/* There should be no room at the inn for a new ID */
H5E_BEGIN_TRY
test_id = H5Iregister(testType, id_array);
H5E_END_TRY
VERIFY(test_id, H5I_BADID, "H5Iregister_type");
if(test_id != H5I_BADID)
goto out;
/* Release the first ID in the array */
obj = H5Iremove_verify(id_array[0], testType);
CHECK(obj, NULL, "H5Iremove_verify");
if(NULL == obj)
goto out;
VERIFY(obj, &id_array[0], "H5Iremove_verify");
if(&id_array[0] != obj)
goto out;
/* Register another object, should be room now, but will wraparound */
test_id = H5Iregister(testType, &id_array[0]);
CHECK(test_id, FAIL, "H5Iregister");
if(test_id < 0)
goto out;
VERIFY(test_id, id_array[0], "H5Iregister");
if(id_array[0] != test_id)
goto out;
/* Release all IDs, unregister the ID class and free the array */
for(u = 0; u <= ID_MASK; u++) {
obj = H5Iremove_verify(id_array[u], testType);
CHECK(obj, NULL, "H5Iremove_verify");
if(NULL == obj)
goto out;
VERIFY(obj, &id_array[u], "H5Iremove_verify");
if(&id_array[u] != obj)
goto out;
} /* end for */
status = H5Idestroy_type(testType);
CHECK(status, FAIL, "H5Idestroy_type");
if(status < 0)
goto out;
HDfree(id_array);
return(0);
out:
return(-1);
}
void test_ids(void)
{
if (basic_id_test() < 0) TestErrPrintf("Basic ID test failed\n");
if (id_predefined_test() < 0) TestErrPrintf("Predefined ID type test failed\n");
if (test_is_valid() < 0) TestErrPrintf("H5Iis_valid test failed\n");
if (test_get_type() < 0) TestErrPrintf("H5Iget_type test failed\n");
if (test_id_type_list() < 0) TestErrPrintf("ID type list test failed\n");
if (test_id_wrap() < 0) TestErrPrintf("ID wraparound test failed\n");
}
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