Rename bt_notification_packet_start to "begin"

[babeltrace.git] / lib / plugin-system / notification / packet.c

diff --git a/lib/plugin-system/notification/packet.c b/lib/plugin-system/notification/packet.c
index 112f0f788d354bc78bc04d35a99f386bb1863bf0..a57310f1059bc70fb15b7c4ff06ccc3c4a1ceb8e 100644 (file)
--- a/lib/plugin-system/notification/packet.c
+++ b/lib/plugin-system/notification/packet.c
@@ -28,10 +28,10 @@
 #include <babeltrace/plugin/notification/packet-internal.h>
 
 static
-void bt_notification_packet_start_destroy(struct bt_object *obj)
+void bt_notification_packet_begin_destroy(struct bt_object *obj)
 {
-       struct bt_notification_packet_start *notification =
-                       (struct bt_notification_packet_start *) obj;
+       struct bt_notification_packet_begin *notification =
+                       (struct bt_notification_packet_begin *) obj;
 
        BT_PUT(notification->packet);
        g_free(notification);
@@ -47,33 +47,40 @@ void bt_notification_packet_end_destroy(struct bt_object *obj)
        g_free(notification);
 }
 
-struct bt_notification *bt_notification_packet_start_create(
+struct bt_notification *bt_notification_packet_begin_create(
                struct bt_ctf_packet *packet)
 {
-       struct bt_notification_packet_start *notification;
+       struct bt_notification_packet_begin *notification;
 
        if (!packet) {
                goto error;
        }
 
-       notification = g_new0(struct bt_notification_packet_start, 1);
+       notification = g_new0(struct bt_notification_packet_begin, 1);
        bt_notification_init(&notification->parent,
-                       BT_NOTIFICATION_TYPE_PACKET_START,
-                       bt_notification_packet_start_destroy);
+                       BT_NOTIFICATION_TYPE_PACKET_BEGIN,
+                       bt_notification_packet_begin_destroy);
        notification->packet = bt_get(packet);
        return &notification->parent;
 error:
        return NULL;
 }
 
-struct bt_ctf_packet *bt_notification_packet_start_get_packet(
+struct bt_ctf_packet *bt_notification_packet_begin_get_packet(
                struct bt_notification *notification)
 {
-       struct bt_notification_packet_start *packet_start;
+       struct bt_ctf_packet *ret = NULL;
+       struct bt_notification_packet_begin *packet_begin;
 
-       packet_start = container_of(notification,
-                       struct bt_notification_packet_start, parent);
-       return bt_get(packet_start->packet);
+       if (notification->type != BT_NOTIFICATION_TYPE_PACKET_BEGIN) {
+               goto end;
+       }
+
+       packet_begin = container_of(notification,
+                       struct bt_notification_packet_begin, parent);
+       ret = bt_get(packet_begin->packet);
+end:
+       return ret;
 }
 
 struct bt_notification *bt_notification_packet_end_create(
@@ -98,9 +105,16 @@ error:
 struct bt_ctf_packet *bt_notification_packet_end_get_packet(
                struct bt_notification *notification)
 {
+       struct bt_ctf_packet *ret = NULL;
        struct bt_notification_packet_end *packet_end;
 
+       if (notification->type != BT_NOTIFICATION_TYPE_PACKET_END) {
+               goto end;
+       }
+
        packet_end = container_of(notification,
                        struct bt_notification_packet_end, parent);
-       return bt_get(packet_end->packet);
+       ret = bt_get(packet_end->packet);
+end:
+       return ret;
 }