*/
int llapi_layout_comp_add(struct llapi_layout *layout);
/**
+ * Adds a first component of a mirror to the existing composite layout.
+ */
+int llapi_layout_add_first_comp(struct llapi_layout *layout);
+/**
* Deletes the current layout component from the composite layout.
*/
int llapi_layout_comp_del(struct llapi_layout *layout);