+ g_dbus_method_invocation_return_dbus_error(invoc, "org.freedesktop.timedate1.Error.EINVAL", "Resultant time out of bounds.");
+ return FALSE;
+
+ } else if(proposed_time > 0 && cur_time + proposed_time < cur_time) {
+
+ g_dbus_method_invocation_return_dbus_error(invoc, "org.freedesktop.timedate1.Error.EINVAL", "Resultant time out of bounds.");
+ return FALSE;
+ }
+
+ new_time.tv_sec = (cur_time + proposed_time) / 1000000;
+ new_time.tv_nsec = CLAMP((((cur_time + proposed_time) % 1000000) * 1000), 0, 1000000000);
+
+ if(!clock_settime(CLOCK_REALTIME, &new_time)) {
+
+ timedate1_complete_set_time(td1_passed_interf, invoc);
+ return TRUE;
+
+ } else {
+
+ g_dbus_method_invocation_return_dbus_error(invoc, "org.freedesktop.timedate1.Error.ECANCELED", "Failed to set system time for unknown reasons.");
+ return FALSE;
+ }
+
+ } else if(proposed_time > 0) {
+
+ new_time.tv_sec = (cur_time + proposed_time) / 1000000;
+ new_time.tv_nsec = CLAMP((((cur_time + proposed_time) % 1000000) * 1000), 0, 1000000000);
+
+ if(!clock_settime(CLOCK_REALTIME, &new_time)) {