+
+/*
+ * Get the userspace probe location of a specific LTTng event.
+ * If the call is successful, then a pointer to the probe location is returned.
+ * If the event has no probe location a NULL pointer is returned. The caller
+ * does not own the returned probe location.
+ */
+extern struct lttng_userspace_probe_location *
+lttng_event_get_userspace_probe_location(struct lttng_event *event);
+
+/*
+ * Set an LTTng event's userspace probe location.
+ * If the call is successful, then the probe location is set to the event. The
+ * ownership of the probe_location is given to the event.
+ *
+ * Returns 0 on success, or a negative LTTng error code on error.
+ */
+extern int lttng_event_set_userspace_probe_location(struct lttng_event *event,
+ struct lttng_userspace_probe_location *probe_location);
+