hdf5/src/H5Topaque.c
Raymond Lu 546dea5dd9 [svn-r6828] Purpose: bug fix
Description: H5T_XXX_init_interface calls H5T_init_interface causing
     datatype not closed after file is closed.

Solution: changed H5T_init_interface to H5T_init

Platforms tested: h5committest
2003-05-07 17:30:56 -05:00

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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* 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://hdf.ncsa.uiuc.edu/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from hdfhelp@ncsa.uiuc.edu. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
* Module Info: This module contains the functionality for opaque
* datatypes in the H5T interface.
*/
#define H5T_PACKAGE /*suppress error about including H5Tpkg */
#include "H5private.h" /*generic functions */
#include "H5Eprivate.h" /*error handling */
#include "H5Iprivate.h" /*ID functions */
#include "H5MMprivate.h" /*memory management */
#include "H5Tpkg.h" /*data-type functions */
#define PABLO_MASK H5Topaque_mask
/* Interface initialization */
static int interface_initialize_g = 0;
#define INTERFACE_INIT H5T_init_opaque_interface
static herr_t H5T_init_opaque_interface(void);
/*--------------------------------------------------------------------------
NAME
H5T_init_opaque_interface -- Initialize interface-specific information
USAGE
herr_t H5T_init_opaque_interface()
RETURNS
Non-negative on success/Negative on failure
DESCRIPTION
Initializes any interface-specific data or routines. (Just calls
H5T_init_iterface currently).
--------------------------------------------------------------------------*/
static herr_t
H5T_init_opaque_interface(void)
{
FUNC_ENTER_NOINIT(H5T_init_opaque_interface);
FUNC_LEAVE_NOAPI(H5T_init());
} /* H5T_init_opaque_interface() */
/*-------------------------------------------------------------------------
* Function: H5Tset_tag
*
* Purpose: Tag an opaque datatype with a unique ASCII identifier.
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Robb Matzke
* Thursday, May 20, 1999
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
herr_t
H5Tset_tag(hid_t type_id, const char *tag)
{
H5T_t *dt=NULL;
herr_t ret_value=SUCCEED; /* Return value */
FUNC_ENTER_API(H5Tset_tag, FAIL);
H5TRACE2("e","is",type_id,tag);
/* Check args */
if (NULL == (dt = H5I_object_verify(type_id,H5I_DATATYPE)))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a data type");
if (H5T_STATE_TRANSIENT!=dt->state)
HGOTO_ERROR(H5E_ARGS, H5E_CANTINIT, FAIL, "data type is read-only");
if (H5T_OPAQUE!=dt->type)
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not an opaque data type");
if (!tag)
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "no tag");
/* Commit */
H5MM_xfree(dt->u.opaque.tag);
dt->u.opaque.tag = H5MM_strdup(tag);
done:
FUNC_LEAVE_API(ret_value);
}
/*-------------------------------------------------------------------------
* Function: H5Tget_tag
*
* Purpose: Get tha tag associated with an opaque datatype.
*
* Return: A pointer to an allocated string. The caller should free
* the string. NULL is returned for errors.
*
* Programmer: Robb Matzke
* Thursday, May 20, 1999
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
char *
H5Tget_tag(hid_t type_id)
{
H5T_t *dt=NULL;
char *ret_value;
FUNC_ENTER_API(H5Tget_tag, NULL);
/* Check args */
if (NULL == (dt = H5I_object_verify(type_id,H5I_DATATYPE)))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, NULL, "not a data type");
if (dt->parent)
dt = dt->parent; /*defer to parent*/
if (H5T_OPAQUE != dt->type)
HGOTO_ERROR(H5E_DATATYPE, H5E_CANTINIT, NULL, "operation not defined for data type class");
/* result */
if (NULL==(ret_value=H5MM_strdup(dt->u.opaque.tag)))
HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed");
done:
FUNC_LEAVE_API(ret_value);
}