# Standard org.freedesktop.DBus.ServiceExists message VALID_HEADER method_call HEADER_FIELD PATH TYPE OBJECT_PATH OBJECT_PATH '/org/freedesktop/DBus' HEADER_FIELD INTERFACE TYPE STRING STRING 'org.freedesktop.DBus' HEADER_FIELD MEMBER TYPE STRING STRING 'ServiceExists' HEADER_FIELD DESTINATION TYPE STRING STRING 'org.freedesktop.DBus' ALIGN 8 END_LENGTH Header START_LENGTH Body TYPE STRING STRING 'org.freedesktop.DBus.Sample' END_LENGTH Body