+ } else if (dbus_message_is_method_call(message, "org.freedesktop.login1.Manager", "GetSessionByPID")) {
+ uint32_t pid;
+ char *p;
+ Session *session;
+ bool b;
+
+ if (!dbus_message_get_args(
+ message,
+ &error,
+ DBUS_TYPE_UINT32, &pid,
+ DBUS_TYPE_INVALID))
+ return bus_send_error_reply(connection, message, &error, -EINVAL);
+
+ r = manager_get_session_by_pid(m, pid, &session);
+ if (r <= 0)
+ return bus_send_error_reply(connection, message, NULL, r < 0 ? r : -ENOENT);
+
+ reply = dbus_message_new_method_return(message);
+ if (!reply)
+ goto oom;
+
+ p = session_bus_path(session);
+ if (!p)
+ goto oom;
+
+ b = dbus_message_append_args(
+ reply,
+ DBUS_TYPE_OBJECT_PATH, &p,
+ DBUS_TYPE_INVALID);
+ free(p);
+
+ if (!b)
+ goto oom;
+