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d16a803257
Various minor cleanups found while working on the "unique, but sharable" ISOHM changes. Tested on: Mac OS X/32 10.4.9 (amazon) FreeBSD/32 6.2 (duty)
120 lines
4.1 KiB
C
120 lines
4.1 KiB
C
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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* Copyright by The HDF Group. *
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* Copyright by the Board of Trustees of the University of Illinois. *
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* All rights reserved. *
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* *
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* This file is part of HDF5. The full HDF5 copyright notice, including *
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* terms governing use, modification, and redistribution, is contained in *
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* the files COPYING and Copyright.html. COPYING can be found at the root *
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* of the source code distribution tree; Copyright.html can be found at the *
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* root level of an installed copy of the electronic HDF5 document set and *
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* is linked from the top-level documents page. It can also be found at *
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* http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have *
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* access to either file, you may request a copy from help@hdfgroup.org. *
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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/****************/
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/* Module Setup */
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/****************/
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#define H5F_PACKAGE /*suppress error about including H5Fpkg */
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#define H5SM_PACKAGE /*suppress error about including H5SMpkg */
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#define H5SM_TESTING /*suppress warning about H5SM testing funcs*/
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/***********/
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/* Headers */
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/***********/
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#include "H5private.h" /* Generic Functions */
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#include "H5ACprivate.h" /* Metadata cache */
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#include "H5Eprivate.h" /* Error handling */
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#include "H5Fpkg.h" /* File access */
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#include "H5SMpkg.h" /* Shared object header messages */
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/****************/
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/* Local Macros */
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/****************/
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/******************/
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/* Local Typedefs */
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/******************/
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/********************/
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/* Local Prototypes */
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/********************/
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/*********************/
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/* Package Variables */
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/*********************/
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/*****************************/
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/* Library Private Variables */
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/*****************************/
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/*******************/
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/* Local Variables */
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/*******************/
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/*-------------------------------------------------------------------------
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* Function: H5SM_get_mesg_count_test
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*
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* Purpose: Retrieve the number of messages tracked of a certain type
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*
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* Return: Non-negative on success/Negative on failure
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*
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* Programmer: Quincey Koziol
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* Wednesday, January 3, 2007
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*
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*-------------------------------------------------------------------------
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*/
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herr_t
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H5SM_get_mesg_count_test(H5F_t *f, hid_t dxpl_id, unsigned type_id,
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size_t *mesg_count)
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{
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H5SM_master_table_t *table = NULL; /* SOHM master table */
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herr_t ret_value = SUCCEED; /* Return value */
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FUNC_ENTER_NOAPI_NOINIT(H5SM_get_mesg_count_test)
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/* Sanity check */
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HDassert(f);
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HDassert(mesg_count);
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/* Check for shared messages being enabled */
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if(H5F_addr_defined(f->shared->sohm_addr)) {
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H5SM_index_header_t *header; /* Index header for message type */
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ssize_t index_num; /* Table index for message type */
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/* Look up the master SOHM table */
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if(NULL == (table = (H5SM_master_table_t *)H5AC_protect(f, dxpl_id, H5AC_SOHM_TABLE, f->shared->sohm_addr, NULL, NULL, H5AC_READ)))
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HGOTO_ERROR(H5E_CACHE, H5E_CANTPROTECT, FAIL, "unable to load SOHM master table")
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/* Find the correct index for this message type */
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if((index_num = H5SM_get_index(table, type_id)) < 0)
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HGOTO_ERROR(H5E_SOHM, H5E_NOTFOUND, FAIL, "unable to find correct SOHM index")
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header = &(table->indexes[index_num]);
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/* Set the message count for the type */
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*mesg_count = header->num_messages;
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} /* end if */
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else
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/* No shared messages of any type */
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*mesg_count = 0;
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done:
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/* Release resources */
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if(table && H5AC_unprotect(f, dxpl_id, H5AC_SOHM_TABLE, f->shared->sohm_addr, table, H5AC__NO_FLAGS_SET) < 0)
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HDONE_ERROR(H5E_CACHE, H5E_CANTRELEASE, FAIL, "unable to close SOHM master table")
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FUNC_LEAVE_NOAPI(ret_value)
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} /* end H5SM_get_mesg_count_test() */
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