Plugin development API: use self enumeration and plugin types

[babeltrace.git] / include / babeltrace / graph / graph-const.h

diff --git a/include/babeltrace/graph/graph-const.h b/include/babeltrace/graph/graph-const.h
index fe96ee717d531bc96082d668f81080140cd16de9..1ce433ea3b50d24e72ba16005934563d4d463455 100644 (file)
--- a/include/babeltrace/graph/graph-const.h
+++ b/include/babeltrace/graph/graph-const.h
@@ -24,15 +24,13 @@
  * SOFTWARE.
  */
 
-/* For bt_bool */
+/* For bt_bool, bt_graph */
 #include <babeltrace/types.h>
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
-struct bt_graph;
-
 enum bt_graph_status {
        BT_GRAPH_STATUS_OK = 0,
        BT_GRAPH_STATUS_END = 1,
@@ -44,7 +42,24 @@ enum bt_graph_status {
        BT_GRAPH_STATUS_NOMEM = -12,
 };
 
-extern bt_bool bt_graph_is_canceled(const struct bt_graph *graph);
+extern bt_bool bt_graph_is_canceled(const bt_graph *graph);
+
+extern void bt_graph_get_ref(const bt_graph *graph);
+
+extern void bt_graph_put_ref(const bt_graph *graph);
+
+#define BT_GRAPH_PUT_REF_AND_RESET(_var)       \
+       do {                                    \
+               bt_graph_put_ref(_var);         \
+               (_var) = NULL;                  \
+       } while (0)
+
+#define BT_GRAPH_MOVE_REF(_var_dst, _var_src)  \
+       do {                                    \
+               bt_graph_put_ref(_var_dst);     \
+               (_var_dst) = (_var_src);        \
+               (_var_src) = NULL;              \
+       } while (0)
 
 #ifdef __cplusplus
 }