diff options
Diffstat (limited to 'src/H5SMtest.c')
-rw-r--r-- | src/H5SMtest.c | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/src/H5SMtest.c b/src/H5SMtest.c index d2ca5d3..20a23e9 100644 --- a/src/H5SMtest.c +++ b/src/H5SMtest.c @@ -194,3 +194,58 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5SM_get_refcount_test() */ + +/*------------------------------------------------------------------------- + * Function: H5SM_get_mesg_count_test + * + * Purpose: Retrieve the number of messages tracked of a certain type + * + * Return: Non-negative on success/Negative on failure + * + * Programmer: Quincey Koziol + * Wednesday, January 3, 2007 + * + *------------------------------------------------------------------------- + */ +herr_t +H5SM_get_mesg_count_test(H5F_t *f, hid_t dxpl_id, unsigned type_id, + size_t *mesg_count) +{ + H5SM_master_table_t *table = NULL; /* SOHM master table */ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_NOAPI_NOINIT(H5SM_get_mesg_count_test) + + /* Sanity check */ + HDassert(f); + HDassert(mesg_count); + + /* Check for shared messages being enabled */ + if(H5F_addr_defined(f->shared->sohm_addr)) { + H5SM_index_header_t *header; /* Index header for message type */ + ssize_t index_num; /* Table index for message type */ + + /* Look up the master SOHM table */ + if(NULL == (table = (H5SM_master_table_t *)H5AC_protect(f, dxpl_id, H5AC_SOHM_TABLE, f->shared->sohm_addr, NULL, NULL, H5AC_READ))) + HGOTO_ERROR(H5E_CACHE, H5E_CANTPROTECT, FAIL, "unable to load SOHM master table") + + /* Find the correct index and try to delete from it */ + if((index_num = H5SM_get_index(table, type_id)) < 0) + HGOTO_ERROR(H5E_SOHM, H5E_NOTFOUND, FAIL, "unable to find correct SOHM index") + header = &(table->indexes[index_num]); + + /* Set the message count for the type */ + *mesg_count = header->num_messages; + } /* end if */ + else + /* No shared messages of any type */ + *mesg_count = 0; + +done: + /* Release resources */ + if(table && H5AC_unprotect(f, dxpl_id, H5AC_SOHM_TABLE, f->shared->sohm_addr, table, H5AC__NO_FLAGS_SET) < 0) + HDONE_ERROR(H5E_CACHE, H5E_CANTRELEASE, FAIL, "unable to close SOHM master table") + + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5SM_get_mesg_count_test() */ + |