-#ifndef BABELTRACE_COMPONENT_NOTIFICATION_NOTIFICATION_INTERNAL_H
-#define BABELTRACE_COMPONENT_NOTIFICATION_NOTIFICATION_INTERNAL_H
+#ifndef BABELTRACE_GRAPH_NOTIFICATION_NOTIFICATION_INTERNAL_H
+#define BABELTRACE_GRAPH_NOTIFICATION_NOTIFICATION_INTERNAL_H
/*
- * BabelTrace - Plug-in Notification internal
- *
* Copyright 2015 Jérémie Galarneau <jeremie.galarneau@efficios.com>
*
* Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
* SOFTWARE.
*/
-#include <babeltrace/ref-internal.h>
#include <babeltrace/babeltrace-internal.h>
#include <babeltrace/object-internal.h>
+#include <babeltrace/assert-internal.h>
+#include <babeltrace/graph/graph.h>
#include <babeltrace/graph/notification.h>
-#include <babeltrace/ctf-ir/stream.h>
+#include <babeltrace/trace-ir/stream.h>
+#include <babeltrace/object-pool-internal.h>
#include <babeltrace/types.h>
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-typedef struct bt_ctf_stream *(*get_stream_func)(
+typedef struct bt_stream *(*get_stream_func)(
struct bt_notification *notification);
struct bt_notification {
struct bt_object base;
enum bt_notification_type type;
- get_stream_func get_stream;
+ uint64_t seq_num;
bt_bool frozen;
+
+ /* Owned by this; keeps the graph alive while the notif. is alive */
+ struct bt_graph *graph;
};
+#define BT_ASSERT_PRE_NOTIF_IS_TYPE(_notif, _type) \
+ BT_ASSERT_PRE(((struct bt_notification *) (_notif))->type == (_type), \
+ "Notification has the wrong type: expected-type=%s, " \
+ "%![notif-]+n", bt_notification_type_string(_type), \
+ (_notif))
+
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_HIDDEN
-static inline void bt_notification_freeze(struct bt_notification *notification)
+static inline
+void bt_notification_reset(struct bt_notification *notification)
+{
+ BT_ASSERT(notification);
+
+#ifdef BT_DEV_MODE
+ notification->frozen = BT_FALSE;
+ notification->seq_num = UINT64_C(-1);
+#endif
+}
+
+static inline
+struct bt_notification *bt_notification_create_from_pool(
+ struct bt_object_pool *pool, struct bt_graph *graph)
+{
+ struct bt_notification *notif = bt_object_pool_create_object(pool);
+
+ if (unlikely(!notif)) {
+#ifdef BT_LIB_LOGE
+ BT_LIB_LOGE("Cannot allocate one notification from notification pool: "
+ "%![pool-]+o, %![graph-]+g", pool, graph);
+#endif
+ goto error;
+ }
+
+ if (likely(!notif->graph)) {
+ notif->graph = graph;
+ }
+
+ goto end;
+
+error:
+ BT_ASSERT(!notif);
+
+end:
+ return notif;
+}
+
+static inline void _bt_notification_freeze(struct bt_notification *notification)
{
notification->frozen = BT_TRUE;
}
-#ifdef __cplusplus
+BT_HIDDEN
+void bt_notification_unlink_graph(struct bt_notification *notif);
+
+#ifdef BT_DEV_MODE
+# define bt_notification_freeze _bt_notification_freeze
+#else
+# define bt_notification_freeze(_x)
+#endif /* BT_DEV_MODE */
+
+static inline
+const char *bt_notification_type_string(enum bt_notification_type type)
+{
+ switch (type) {
+ case BT_NOTIFICATION_TYPE_EVENT:
+ return "BT_NOTIFICATION_TYPE_EVENT";
+ case BT_NOTIFICATION_TYPE_INACTIVITY:
+ return "BT_NOTIFICATION_TYPE_INACTIVITY";
+ case BT_NOTIFICATION_TYPE_STREAM_BEGIN:
+ return "BT_NOTIFICATION_TYPE_STREAM_BEGIN";
+ case BT_NOTIFICATION_TYPE_STREAM_END:
+ return "BT_NOTIFICATION_TYPE_STREAM_END";
+ case BT_NOTIFICATION_TYPE_PACKET_BEGIN:
+ return "BT_NOTIFICATION_TYPE_PACKET_BEGIN";
+ case BT_NOTIFICATION_TYPE_PACKET_END:
+ return "BT_NOTIFICATION_TYPE_PACKET_END";
+ default:
+ return "(unknown)";
+ }
}
-#endif
-#endif /* BABELTRACE_COMPONENT_NOTIFICATION_NOTIFICATION_INTERNAL_H */
+#endif /* BABELTRACE_GRAPH_NOTIFICATION_NOTIFICATION_INTERNAL_H */