+_public_ int sd_event_source_set_description(sd_event_source *s, const char *description) {
+ assert_return(s, -EINVAL);
+ assert_return(!event_pid_changed(s->event), -ECHILD);
+
+ return free_and_strdup(&s->description, description);
+}
+
+_public_ int sd_event_source_get_description(sd_event_source *s, const char **description) {
+ assert_return(s, -EINVAL);
+ assert_return(description, -EINVAL);
+ assert_return(s->description, -ENXIO);
+ assert_return(!event_pid_changed(s->event), -ECHILD);
+
+ *description = s->description;
+ return 0;
+}
+