+extern enum bt_notification_iterator_status
+bt_notification_iterator_set_get_cb(struct bt_notification_iterator *iterator,
+ bt_notification_iterator_get_cb get);
+
+extern enum bt_notification_iterator_status
+bt_notification_iterator_set_next_cb(struct bt_notification_iterator *iterator,
+ bt_notification_iterator_next_cb next);
+
+extern enum bt_notification_iterator_status
+bt_notification_iterator_set_private_data(
+ struct bt_notification_iterator *iterator, void *data);
+
+extern void *bt_notification_iterator_get_private_data(
+ struct bt_notification_iterator *iterator);
+