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authorNeil Fortner <nfortne2@hdfgroup.org>2015-02-20 21:53:35 (GMT)
committerNeil Fortner <nfortne2@hdfgroup.org>2015-02-20 21:53:35 (GMT)
commit88b7d8d34cd1c645c22197d440115c05435c816a (patch)
treea9bd6c3e425bbf6a8a5e25094b2c0d07e2b8b25b /src/H5HG.c
parenta5460b731d7f98296a8f76fcca293e6cc9521eb1 (diff)
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[svn-r26261] Commit working but incomplete prototype. Does not perform I/O.
Tested: ummon
Diffstat (limited to 'src/H5HG.c')
-rw-r--r--src/H5HG.c44
1 files changed, 44 insertions, 0 deletions
diff --git a/src/H5HG.c b/src/H5HG.c
index d55eaab..71520f1 100644
--- a/src/H5HG.c
+++ b/src/H5HG.c
@@ -718,6 +718,50 @@ 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)))
+ 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.