;;; dbus.el --- Elisp bindings for D-Bus.
-;; Copyright (C) 2007-2014 Free Software Foundation, Inc.
+;; Copyright (C) 2007-2015 Free Software Foundation, Inc.
;; Author: Michael Albinus <michael.albinus@gmx.de>
;; Keywords: comm, hardware
`:already-owner': Service is already the primary owner."
+ ;; Add Peer handler.
+ (dbus-register-method
+ bus service nil dbus-interface-peer "Ping" 'dbus-peer-handler 'dont-register)
+
;; Add ObjectManager handler.
(dbus-register-method
bus service nil dbus-interface-objectmanager "GetManagedObjects"
bus service dbus-path-dbus dbus-interface-peer "Ping")))
(dbus-error nil)))
+(defun dbus-peer-handler ()
+ "Default handler for the \"org.freedesktop.DBus.Peer\" interface.
+It will be registered for all objects created by `dbus-register-service'."
+ (let* ((last-input-event last-input-event)
+ (method (dbus-event-member-name last-input-event)))
+ (cond
+ ;; "Ping" does not return an output parameter.
+ ((string-equal method "Ping")
+ :ignore)
+ ;; "GetMachineId" returns "s".
+ ((string-equal method "GetMachineId")
+ (signal
+ 'dbus-error
+ (list
+ (format "%s.GetMachineId not implemented" dbus-interface-peer)))))))
+
\f
;;; D-Bus introspection.
(defun dbus-managed-objects-handler ()
"Default handler for the \"org.freedesktop.DBus.ObjectManager\" interface.
-It will be registered for all objects created by `dbus-register-method'."
+It will be registered for all objects created by `dbus-register-service'."
(let* ((last-input-event last-input-event)
(bus (dbus-event-bus-name last-input-event))
(path (dbus-event-path-name last-input-event)))