ecore_dbus_message_new_method_call(event->server,
				      "/org/freedesktop/Hal/Manager" /*path*/,
				      "org.freedesktop.Hal.Manager" /*interface*/,
				      "GetAllDevices" /*method*/,
				      NULL  /*destination*/,
				      ecore_dbus_method_test_cb,
				      ecore_dbus_method_error_cb, NULL,
				      NULL /*fmt*/);