diff options
Diffstat (limited to 'src/H5HG.c')
-rw-r--r-- | src/H5HG.c | 44 |
1 files changed, 44 insertions, 0 deletions
@@ -724,6 +724,50 @@ done: /*------------------------------------------------------------------------- + * Function: H5HG_get_obj_size + * + * Purpose: Returns the size of a global heap object. + * Return: Success: Non-negative + * + * Failure: Negative + * + * Programmer: Neil Fortner + * Thursday, February 12, 2015 + * + *------------------------------------------------------------------------- + */ +herr_t +H5HG_get_obj_size(H5F_t *f, hid_t dxpl_id, H5HG_t *hobj, size_t *obj_size) +{ + H5HG_heap_t *heap = NULL; /* Pointer to global heap object */ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_NOAPI_TAG(dxpl_id, H5AC__GLOBALHEAP_TAG, FAIL) + + /* Check args */ + HDassert(f); + HDassert(hobj); + HDassert(obj_size); + + /* Load the heap */ + if(NULL == (heap = H5HG_protect(f, dxpl_id, hobj->addr, H5AC__READ_ONLY_FLAG))) + HGOTO_ERROR(H5E_HEAP, H5E_CANTPROTECT, FAIL, "unable to protect global heap") + + HDassert(hobj->idx < heap->nused); + HDassert(heap->obj[hobj->idx].begin); + + /* Set object size */ + *obj_size = heap->obj[hobj->idx].size; + +done: + if(heap && H5AC_unprotect(f, dxpl_id, H5AC_GHEAP, hobj->addr, heap, H5AC__NO_FLAGS_SET) < 0) + HDONE_ERROR(H5E_HEAP, H5E_CANTUNPROTECT, FAIL, "unable to release object header") + + FUNC_LEAVE_NOAPI_TAG(ret_value, FAIL) +} /* end H5HG_get_obj_size() */ + + +/*------------------------------------------------------------------------- * Function: H5HG_remove * * Purpose: Removes the specified object from the global heap. |