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Diffstat (limited to 'src/H5BTtest.c')
| -rw-r--r-- | src/H5BTtest.c | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/src/H5BTtest.c b/src/H5BTtest.c new file mode 100644 index 0000000..974cfb3 --- /dev/null +++ b/src/H5BTtest.c @@ -0,0 +1,132 @@ +/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * 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() */ + |