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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. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/* Programmer: Quincey Koziol <koziol@ncsa.uiuc.edu>
* Thursday, March 10, 2005
*
* Purpose: Block tracker testing functions.
*/
#define H5BT_PACKAGE /*suppress error about including H5BTpkg */
#define H5BT_TESTING /*suppress warning about H5BT testing funcs*/
/* Private headers */
#include "H5private.h" /* Generic Functions */
#include "H5BTpkg.h" /* Block tracker */
#include "H5Eprivate.h" /* Error handling */
/* Static Prototypes */
/* Package variables */
/*-------------------------------------------------------------------------
* Function: H5B2_get_max_info
*
* Purpose: Retrieve the information about the maximum size block tracked
*
* Return: Success: non-negative
*
* Failure: negative
*
* Programmer: Quincey Koziol
* Thursday, March 10, 2005
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
herr_t
H5BT_get_max_info(H5F_t *f, hid_t dxpl_id, haddr_t addr, hsize_t *size,
uint32_t *count, hbool_t *valid)
{
H5BT_t *bt=NULL; /* Pointer to the block tracker info */
herr_t ret_value = SUCCEED;
FUNC_ENTER_NOAPI_NOINIT(H5BT_get_max_info)
/* Check arguments. */
HDassert(f);
HDassert(H5F_addr_defined(addr));
HDassert(size);
HDassert(count);
HDassert(valid);
/* Look up the block tracker header */
if (NULL == (bt = H5AC_protect(f, dxpl_id, H5AC_BLTR, addr, NULL, NULL, H5AC_READ)))
HGOTO_ERROR(H5E_BLKTRK, H5E_CANTPROTECT, FAIL, "unable to load block tracker info")
/* Save max. block size info */
*size = bt->max_block_size;
*count = bt->max_block_cnt;
*valid = (bt->status & H5BT_STATUS_MAX_VALID) > 0;
done:
/* Release the block tracker info */
if (bt && H5AC_unprotect(f, dxpl_id, H5AC_BLTR, addr, bt, H5AC__NO_FLAGS_SET) < 0)
HDONE_ERROR(H5E_BLKTRK, H5E_CANTUNPROTECT, FAIL, "unable to release block tracker info")
FUNC_LEAVE_NOAPI(ret_value)
} /* H5BT_get_max_info() */
/*-------------------------------------------------------------------------
* Function: H5B2_get_min_info
*
* Purpose: Retrieve the information about the minimum size block tracked
*
* Return: Success: non-negative
*
* Failure: negative
*
* Programmer: Quincey Koziol
* Thursday, March 10, 2005
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
herr_t
H5BT_get_min_info(H5F_t *f, hid_t dxpl_id, haddr_t addr, hsize_t *size,
uint32_t *count, hbool_t *valid)
{
H5BT_t *bt=NULL; /* Pointer to the block tracker info */
herr_t ret_value = SUCCEED;
FUNC_ENTER_NOAPI_NOINIT(H5BT_get_min_info)
/* Check arguments. */
HDassert(f);
HDassert(H5F_addr_defined(addr));
HDassert(size);
HDassert(count);
HDassert(valid);
/* Look up the block tracker header */
if (NULL == (bt = H5AC_protect(f, dxpl_id, H5AC_BLTR, addr, NULL, NULL, H5AC_READ)))
HGOTO_ERROR(H5E_BLKTRK, H5E_CANTPROTECT, FAIL, "unable to load block tracker info")
/* Save min. block size info */
*size = bt->min_block_size;
*count = bt->min_block_cnt;
*valid = (bt->status & H5BT_STATUS_MIN_VALID) > 0;
done:
/* Release the block tracker info */
if (bt && H5AC_unprotect(f, dxpl_id, H5AC_BLTR, addr, bt, H5AC__NO_FLAGS_SET) < 0)
HDONE_ERROR(H5E_BLKTRK, H5E_CANTUNPROTECT, FAIL, "unable to release block tracker info")
FUNC_LEAVE_NOAPI(ret_value)
} /* H5BT_get_min_info() */
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