lib: use object pool for event and packet notifications

[babeltrace.git] / lib / graph / notification / notification.c

diff --git a/lib/graph/notification/notification.c b/lib/graph/notification/notification.c
index 8d045fa5feceb3f0012f689ee53e8f2c37816628..0bcfb7dfbdacf225ba6f6898b1d105f5aba6f8e3 100644 (file)
--- a/lib/graph/notification/notification.c
+++ b/lib/graph/notification/notification.c
@@ -28,18 +28,37 @@
 #include <babeltrace/lib-logging-internal.h>
 
 #include <babeltrace/graph/notification-internal.h>
+#include <babeltrace/graph/graph-internal.h>
 #include <babeltrace/assert-internal.h>
 #include <babeltrace/assert-pre-internal.h>
 
+BT_ASSERT_PRE_FUNC
+static inline void _init_seq_num(struct bt_notification *notification)
+{
+       notification->seq_num = UINT64_C(-1);
+}
+
+#ifdef BT_DEV_MODE
+# define init_seq_num  _init_seq_num
+#else
+# define init_seq_num(_notif)
+#endif /* BT_DEV_MODE */
+
 BT_HIDDEN
 void bt_notification_init(struct bt_notification *notification,
                enum bt_notification_type type,
-               bt_object_release_func release)
+               bt_object_release_func release,
+               struct bt_graph *graph)
 {
-       BT_ASSERT(type > BT_NOTIFICATION_TYPE_ALL &&
-                       type < BT_NOTIFICATION_TYPE_NR);
+       BT_ASSERT(type >= 0 && type < BT_NOTIFICATION_TYPE_NR);
        notification->type = type;
+       init_seq_num(notification);
        bt_object_init(&notification->base, release);
+       notification->graph = graph;
+
+       if (graph) {
+               bt_graph_add_notification(graph, notification);
+       }
 }
 
 enum bt_notification_type bt_notification_get_type(
@@ -48,3 +67,10 @@ enum bt_notification_type bt_notification_get_type(
        BT_ASSERT_PRE_NON_NULL(notification, "Notification");
        return notification->type;
 }
+
+BT_HIDDEN
+void bt_notification_unlink_graph(struct bt_notification *notif)
+{
+       BT_ASSERT(notif);
+       notif->graph = NULL;
+}