1 /* GDBus - GLib D-Bus Library
3 * Copyright (C) 2008-2010 Red Hat, Inc.
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
15 * You should have received a copy of the GNU Lesser General
16 * Public License along with this library; if not, write to the
17 * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
18 * Boston, MA 02111-1307, USA.
20 * Author: David Zeuthen <davidz@redhat.com>
25 #include "gdbusobjectmanager.h"
26 #include "gdbusobjectmanagerserver.h"
27 #include "gdbusobject.h"
28 #include "gdbusobjectskeleton.h"
29 #include "gdbusinterfaceskeleton.h"
30 #include "gdbusconnection.h"
31 #include "gdbusintrospection.h"
32 #include "gdbusmethodinvocation.h"
33 #include "gdbuserror.h"
38 * SECTION:gdbusobjectmanagerserver
39 * @short_description: Service-side object manager
42 * #GDBusObjectManagerServer is used to export #GDBusObject instances using
43 * the standardized <ulink
44 * url="http://dbus.freedesktop.org/doc/dbus-specification.html#standard-interfaces-objectmanager">org.freedesktop.DBus.ObjectManager</ulink>
45 * interface. For example, remote D-Bus clients can get all objects
46 * and properties in a single call. Additionally, any change in the
47 * object hierarchy is broadcast using signals. This means that D-Bus
48 * clients can keep caches up to date by only listening to D-Bus
51 * See #GDBusObjectManagerClient for the client-side code that is
52 * intended to be used with #GDBusObjectManagerServer or any D-Bus
53 * object implementing the org.freedesktop.DBus.ObjectManager
59 GDBusObjectSkeleton
*object
;
60 GDBusObjectManagerServer
*manager
;
61 GHashTable
*map_iface_name_to_iface
;
65 static void registration_data_free (RegistrationData
*data
);
67 static void export_all (GDBusObjectManagerServer
*manager
);
68 static void unexport_all (GDBusObjectManagerServer
*manager
, gboolean only_manager
);
70 static void g_dbus_object_manager_server_emit_interfaces_added (GDBusObjectManagerServer
*manager
,
71 RegistrationData
*data
,
72 const gchar
*const *interfaces
,
73 const gchar
*object_path
);
75 static void g_dbus_object_manager_server_emit_interfaces_removed (GDBusObjectManagerServer
*manager
,
76 RegistrationData
*data
,
77 const gchar
*const *interfaces
);
79 static gboolean
g_dbus_object_manager_server_unexport_unlocked (GDBusObjectManagerServer
*manager
,
80 const gchar
*object_path
);
82 struct _GDBusObjectManagerServerPrivate
85 GDBusConnection
*connection
;
87 gchar
*object_path_ending_in_slash
;
88 GHashTable
*map_object_path_to_data
;
99 static void dbus_object_manager_interface_init (GDBusObjectManagerIface
*iface
);
101 G_DEFINE_TYPE_WITH_CODE (GDBusObjectManagerServer
, g_dbus_object_manager_server
, G_TYPE_OBJECT
,
102 G_IMPLEMENT_INTERFACE (G_TYPE_DBUS_OBJECT_MANAGER
, dbus_object_manager_interface_init
));
104 static void g_dbus_object_manager_server_constructed (GObject
*object
);
107 g_dbus_object_manager_server_finalize (GObject
*object
)
109 GDBusObjectManagerServer
*manager
= G_DBUS_OBJECT_MANAGER_SERVER (object
);
111 if (manager
->priv
->connection
!= NULL
)
113 unexport_all (manager
, TRUE
);
114 g_object_unref (manager
->priv
->connection
);
116 g_hash_table_unref (manager
->priv
->map_object_path_to_data
);
117 g_free (manager
->priv
->object_path
);
118 g_free (manager
->priv
->object_path_ending_in_slash
);
120 g_mutex_clear (&manager
->priv
->lock
);
122 if (G_OBJECT_CLASS (g_dbus_object_manager_server_parent_class
)->finalize
!= NULL
)
123 G_OBJECT_CLASS (g_dbus_object_manager_server_parent_class
)->finalize (object
);
127 g_dbus_object_manager_server_get_property (GObject
*object
,
132 GDBusObjectManagerServer
*manager
= G_DBUS_OBJECT_MANAGER_SERVER (object
);
136 case PROP_CONNECTION
:
137 g_mutex_lock (&manager
->priv
->lock
);
138 g_value_set_object (value
, manager
->priv
->connection
);
139 g_mutex_unlock (&manager
->priv
->lock
);
142 case PROP_OBJECT_PATH
:
143 g_value_set_string (value
, g_dbus_object_manager_get_object_path (G_DBUS_OBJECT_MANAGER (manager
)));
147 G_OBJECT_WARN_INVALID_PROPERTY_ID (object
, prop_id
, pspec
);
153 g_dbus_object_manager_server_set_property (GObject
*object
,
158 GDBusObjectManagerServer
*manager
= G_DBUS_OBJECT_MANAGER_SERVER (object
);
162 case PROP_CONNECTION
:
163 g_dbus_object_manager_server_set_connection (manager
, g_value_get_object (value
));
166 case PROP_OBJECT_PATH
:
167 g_assert (manager
->priv
->object_path
== NULL
);
168 g_assert (g_variant_is_object_path (g_value_get_string (value
)));
169 manager
->priv
->object_path
= g_value_dup_string (value
);
170 manager
->priv
->object_path_ending_in_slash
= g_strdup_printf ("%s/", manager
->priv
->object_path
);
174 G_OBJECT_WARN_INVALID_PROPERTY_ID (object
, prop_id
, pspec
);
180 g_dbus_object_manager_server_class_init (GDBusObjectManagerServerClass
*klass
)
182 GObjectClass
*gobject_class
= G_OBJECT_CLASS (klass
);
184 gobject_class
->finalize
= g_dbus_object_manager_server_finalize
;
185 gobject_class
->constructed
= g_dbus_object_manager_server_constructed
;
186 gobject_class
->set_property
= g_dbus_object_manager_server_set_property
;
187 gobject_class
->get_property
= g_dbus_object_manager_server_get_property
;
190 * GDBusObjectManagerServer:connection:
192 * The #GDBusConnection to export objects on.
196 g_object_class_install_property (gobject_class
,
198 g_param_spec_object ("connection",
200 "The connection to export objects on",
201 G_TYPE_DBUS_CONNECTION
,
204 G_PARAM_STATIC_STRINGS
));
207 * GDBusObjectManagerServer:object-path:
209 * The object path to register the manager object at.
213 g_object_class_install_property (gobject_class
,
215 g_param_spec_string ("object-path",
217 "The object path to register the manager object at",
221 G_PARAM_CONSTRUCT_ONLY
|
222 G_PARAM_STATIC_STRINGS
));
224 g_type_class_add_private (klass
, sizeof (GDBusObjectManagerServerPrivate
));
228 g_dbus_object_manager_server_init (GDBusObjectManagerServer
*manager
)
230 manager
->priv
= G_TYPE_INSTANCE_GET_PRIVATE (manager
,
231 G_TYPE_DBUS_OBJECT_MANAGER_SERVER
,
232 GDBusObjectManagerServerPrivate
);
233 g_mutex_init (&manager
->priv
->lock
);
234 manager
->priv
->map_object_path_to_data
= g_hash_table_new_full (g_str_hash
,
237 (GDestroyNotify
) registration_data_free
);
241 * g_dbus_object_manager_server_new:
242 * @object_path: The object path to export the manager object at.
244 * Creates a new #GDBusObjectManagerServer object.
246 * The returned server isn't yet exported on any connection. To do so,
247 * use g_dbus_object_manager_server_set_connection(). Normally you
248 * want to export all of your objects before doing so to avoid <ulink
249 * url="http://dbus.freedesktop.org/doc/dbus-specification.html#standard-interfaces-objectmanager">InterfacesAdded</ulink>
250 * signals being emitted.
252 * Returns: A #GDBusObjectManagerServer object. Free with g_object_unref().
256 GDBusObjectManagerServer
*
257 g_dbus_object_manager_server_new (const gchar
*object_path
)
259 g_return_val_if_fail (g_variant_is_object_path (object_path
), NULL
);
260 return G_DBUS_OBJECT_MANAGER_SERVER (g_object_new (G_TYPE_DBUS_OBJECT_MANAGER_SERVER
,
261 "object-path", object_path
,
266 * g_dbus_object_manager_server_set_connection:
267 * @manager: A #GDBusObjectManagerServer.
268 * @connection: (allow-none): A #GDBusConnection or %NULL.
270 * Exports all objects managed by @manager on @connection. If
271 * @connection is %NULL, stops exporting objects.
274 g_dbus_object_manager_server_set_connection (GDBusObjectManagerServer
*manager
,
275 GDBusConnection
*connection
)
277 g_return_if_fail (G_IS_DBUS_OBJECT_MANAGER_SERVER (manager
));
278 g_return_if_fail (connection
== NULL
|| G_IS_DBUS_CONNECTION (connection
));
280 g_mutex_lock (&manager
->priv
->lock
);
282 if (manager
->priv
->connection
== connection
)
284 g_mutex_unlock (&manager
->priv
->lock
);
288 if (manager
->priv
->connection
!= NULL
)
290 unexport_all (manager
, FALSE
);
291 g_object_unref (manager
->priv
->connection
);
292 manager
->priv
->connection
= NULL
;
295 manager
->priv
->connection
= connection
!= NULL
? g_object_ref (connection
) : NULL
;
296 if (manager
->priv
->connection
!= NULL
)
297 export_all (manager
);
299 g_mutex_unlock (&manager
->priv
->lock
);
301 g_object_notify (G_OBJECT (manager
), "connection");
307 * g_dbus_object_manager_server_get_connection:
308 * @manager: A #GDBusObjectManagerServer
310 * Gets the #GDBusConnection used by @manager.
312 * Returns: (transfer full): A #GDBusConnection object or %NULL if
313 * @manager isn't exported on a connection. The returned object should
314 * be freed with g_object_unref().
319 g_dbus_object_manager_server_get_connection (GDBusObjectManagerServer
*manager
)
321 GDBusConnection
*ret
;
322 g_return_val_if_fail (G_IS_DBUS_OBJECT_MANAGER_SERVER (manager
), NULL
);
323 g_mutex_lock (&manager
->priv
->lock
);
324 ret
= manager
->priv
->connection
!= NULL
? g_object_ref (manager
->priv
->connection
) : NULL
;
325 g_mutex_unlock (&manager
->priv
->lock
);
329 /* ---------------------------------------------------------------------------------------------------- */
332 registration_data_export_interface (RegistrationData
*data
,
333 GDBusInterfaceSkeleton
*interface_skeleton
,
334 const gchar
*object_path
)
336 GDBusInterfaceInfo
*info
;
339 info
= g_dbus_interface_skeleton_get_info (interface_skeleton
);
341 if (data
->manager
->priv
->connection
!= NULL
)
343 if (!g_dbus_interface_skeleton_export (interface_skeleton
,
344 data
->manager
->priv
->connection
,
348 g_warning ("%s: Error registering object at %s with interface %s: %s",
353 g_error_free (error
);
357 g_assert (g_hash_table_lookup (data
->map_iface_name_to_iface
, info
->name
) == NULL
);
358 g_hash_table_insert (data
->map_iface_name_to_iface
,
360 g_object_ref (interface_skeleton
));
362 /* if we are already exported, then... */
365 const gchar
*interfaces
[2];
366 /* emit InterfacesAdded on the ObjectManager object */
367 interfaces
[0] = info
->name
;
368 interfaces
[1] = NULL
;
369 g_dbus_object_manager_server_emit_interfaces_added (data
->manager
, data
, interfaces
, object_path
);
374 registration_data_unexport_interface (RegistrationData
*data
,
375 GDBusInterfaceSkeleton
*interface_skeleton
)
377 GDBusInterfaceInfo
*info
;
378 GDBusInterfaceSkeleton
*iface
;
380 info
= g_dbus_interface_skeleton_get_info (interface_skeleton
);
381 iface
= g_hash_table_lookup (data
->map_iface_name_to_iface
, info
->name
);
382 g_assert (iface
!= NULL
);
384 if (data
->manager
->priv
->connection
!= NULL
)
385 g_dbus_interface_skeleton_unexport (iface
);
387 g_warn_if_fail (g_hash_table_remove (data
->map_iface_name_to_iface
, info
->name
));
389 /* if we are already exported, then... */
392 const gchar
*interfaces
[2];
393 /* emit InterfacesRemoved on the ObjectManager object */
394 interfaces
[0] = info
->name
;
395 interfaces
[1] = NULL
;
396 g_dbus_object_manager_server_emit_interfaces_removed (data
->manager
, data
, interfaces
);
400 /* ---------------------------------------------------------------------------------------------------- */
403 on_interface_added (GDBusObject
*object
,
404 GDBusInterface
*interface
,
407 RegistrationData
*data
= user_data
;
408 const gchar
*object_path
;
409 g_mutex_lock (&data
->manager
->priv
->lock
);
410 object_path
= g_dbus_object_get_object_path (G_DBUS_OBJECT (data
->object
));
411 registration_data_export_interface (data
, G_DBUS_INTERFACE_SKELETON (interface
), object_path
);
412 g_mutex_unlock (&data
->manager
->priv
->lock
);
416 on_interface_removed (GDBusObject
*object
,
417 GDBusInterface
*interface
,
420 RegistrationData
*data
= user_data
;
421 g_mutex_lock (&data
->manager
->priv
->lock
);
422 registration_data_unexport_interface (data
, G_DBUS_INTERFACE_SKELETON (interface
));
423 g_mutex_unlock (&data
->manager
->priv
->lock
);
426 /* ---------------------------------------------------------------------------------------------------- */
430 registration_data_free (RegistrationData
*data
)
433 GDBusInterfaceSkeleton
*iface
;
435 data
->exported
= FALSE
;
437 g_hash_table_iter_init (&iter
, data
->map_iface_name_to_iface
);
438 while (g_hash_table_iter_next (&iter
, NULL
, (gpointer
) &iface
))
440 if (data
->manager
->priv
->connection
!= NULL
)
441 g_dbus_interface_skeleton_unexport (iface
);
444 g_signal_handlers_disconnect_by_func (data
->object
, G_CALLBACK (on_interface_added
), data
);
445 g_signal_handlers_disconnect_by_func (data
->object
, G_CALLBACK (on_interface_removed
), data
);
446 g_object_unref (data
->object
);
447 g_hash_table_destroy (data
->map_iface_name_to_iface
);
451 /* ---------------------------------------------------------------------------------------------------- */
454 g_dbus_object_manager_server_export_unlocked (GDBusObjectManagerServer
*manager
,
455 GDBusObjectSkeleton
*object
,
456 const gchar
*object_path
)
458 RegistrationData
*data
;
459 GList
*existing_interfaces
;
461 GPtrArray
*interface_names
;
463 g_return_if_fail (G_IS_DBUS_OBJECT_MANAGER_SERVER (manager
));
464 g_return_if_fail (G_IS_DBUS_OBJECT (object
));
465 g_return_if_fail (g_str_has_prefix (object_path
, manager
->priv
->object_path_ending_in_slash
));
467 interface_names
= g_ptr_array_new ();
469 data
= g_hash_table_lookup (manager
->priv
->map_object_path_to_data
, object_path
);
471 g_dbus_object_manager_server_unexport_unlocked (manager
, object_path
);
473 data
= g_new0 (RegistrationData
, 1);
474 data
->object
= g_object_ref (object
);
475 data
->manager
= manager
;
476 data
->map_iface_name_to_iface
= g_hash_table_new_full (g_str_hash
,
479 (GDestroyNotify
) g_object_unref
);
481 g_signal_connect (object
,
483 G_CALLBACK (on_interface_added
),
485 g_signal_connect (object
,
487 G_CALLBACK (on_interface_removed
),
490 /* Register all known interfaces - note that data->exported is FALSE so
491 * we don't emit any InterfacesAdded signals.
493 existing_interfaces
= g_dbus_object_get_interfaces (G_DBUS_OBJECT (object
));
494 for (l
= existing_interfaces
; l
!= NULL
; l
= l
->next
)
496 GDBusInterfaceSkeleton
*interface_skeleton
= G_DBUS_INTERFACE_SKELETON (l
->data
);
497 registration_data_export_interface (data
, interface_skeleton
, object_path
);
498 g_ptr_array_add (interface_names
, g_dbus_interface_skeleton_get_info (interface_skeleton
)->name
);
500 g_list_foreach (existing_interfaces
, (GFunc
) g_object_unref
, NULL
);
501 g_list_free (existing_interfaces
);
502 g_ptr_array_add (interface_names
, NULL
);
504 data
->exported
= TRUE
;
506 /* now emit InterfacesAdded() for all the interfaces */
507 g_dbus_object_manager_server_emit_interfaces_added (manager
, data
, (const gchar
*const *) interface_names
->pdata
, object_path
);
508 g_ptr_array_unref (interface_names
);
510 g_hash_table_insert (manager
->priv
->map_object_path_to_data
,
511 g_strdup (object_path
),
516 * g_dbus_object_manager_server_export:
517 * @manager: A #GDBusObjectManagerServer.
518 * @object: A #GDBusObjectSkeleton.
520 * Exports @object on @manager.
522 * If there is already a #GDBusObject exported at the object path,
523 * then the old object is removed.
525 * The object path for @object must be in the hierarchy rooted by the
526 * object path for @manager.
528 * Note that @manager will take a reference on @object for as long as
534 g_dbus_object_manager_server_export (GDBusObjectManagerServer
*manager
,
535 GDBusObjectSkeleton
*object
)
537 g_return_if_fail (G_IS_DBUS_OBJECT_MANAGER_SERVER (manager
));
538 g_mutex_lock (&manager
->priv
->lock
);
539 g_dbus_object_manager_server_export_unlocked (manager
, object
,
540 g_dbus_object_get_object_path (G_DBUS_OBJECT (object
)));
541 g_mutex_unlock (&manager
->priv
->lock
);
545 * g_dbus_object_manager_server_export_uniquely:
546 * @manager: A #GDBusObjectManagerServer.
547 * @object: An object.
549 * Like g_dbus_object_manager_server_export() but appends a string of
550 * the form <literal>_N</literal> (with N being a natural number) to
551 * @object<!-- -->'s object path if an object with the given path
552 * already exists. As such, the #GDBusObjectProxy:g-object-path property
553 * of @object may be modified.
558 g_dbus_object_manager_server_export_uniquely (GDBusObjectManagerServer
*manager
,
559 GDBusObjectSkeleton
*object
)
561 gchar
*orig_object_path
;
566 orig_object_path
= g_strdup (g_dbus_object_get_object_path (G_DBUS_OBJECT (object
)));
568 g_return_if_fail (G_IS_DBUS_OBJECT_MANAGER_SERVER (manager
));
569 g_return_if_fail (G_IS_DBUS_OBJECT (object
));
570 g_return_if_fail (g_str_has_prefix (orig_object_path
, manager
->priv
->object_path_ending_in_slash
));
572 g_mutex_lock (&manager
->priv
->lock
);
574 object_path
= g_strdup (orig_object_path
);
579 RegistrationData
*data
;
580 data
= g_hash_table_lookup (manager
->priv
->map_object_path_to_data
, object_path
);
585 g_free (object_path
);
586 object_path
= g_strdup_printf ("%s_%d", orig_object_path
, count
++);
590 g_dbus_object_manager_server_export_unlocked (manager
, object
, object_path
);
592 g_mutex_unlock (&manager
->priv
->lock
);
595 g_dbus_object_skeleton_set_object_path (G_DBUS_OBJECT_SKELETON (object
), object_path
);
597 g_free (object_path
);
598 g_free (orig_object_path
);
602 /* ---------------------------------------------------------------------------------------------------- */
605 g_dbus_object_manager_server_unexport_unlocked (GDBusObjectManagerServer
*manager
,
606 const gchar
*object_path
)
608 RegistrationData
*data
;
611 g_return_val_if_fail (G_IS_DBUS_OBJECT_MANAGER_SERVER (manager
), FALSE
);
612 g_return_val_if_fail (g_variant_is_object_path (object_path
), FALSE
);
613 g_return_val_if_fail (g_str_has_prefix (object_path
, manager
->priv
->object_path_ending_in_slash
), FALSE
);
617 data
= g_hash_table_lookup (manager
->priv
->map_object_path_to_data
, object_path
);
620 GPtrArray
*interface_names
;
622 const gchar
*iface_name
;
624 interface_names
= g_ptr_array_new ();
625 g_hash_table_iter_init (&iter
, data
->map_iface_name_to_iface
);
626 while (g_hash_table_iter_next (&iter
, (gpointer
) &iface_name
, NULL
))
627 g_ptr_array_add (interface_names
, (gpointer
) iface_name
);
628 g_ptr_array_add (interface_names
, NULL
);
629 /* now emit InterfacesRemoved() for all the interfaces */
630 g_dbus_object_manager_server_emit_interfaces_removed (manager
, data
, (const gchar
*const *) interface_names
->pdata
);
631 g_ptr_array_unref (interface_names
);
633 g_hash_table_remove (manager
->priv
->map_object_path_to_data
, object_path
);
641 * g_dbus_object_manager_server_unexport:
642 * @manager: A #GDBusObjectManagerServer.
643 * @object_path: An object path.
645 * If @manager has an object at @path, removes the object. Otherwise
648 * Note that @object_path must be in the hierarchy rooted by the
649 * object path for @manager.
651 * Returns: %TRUE if object at @object_path was removed, %FALSE otherwise.
656 g_dbus_object_manager_server_unexport (GDBusObjectManagerServer
*manager
,
657 const gchar
*object_path
)
660 g_return_val_if_fail (G_IS_DBUS_OBJECT_MANAGER_SERVER (manager
), FALSE
);
661 g_mutex_lock (&manager
->priv
->lock
);
662 ret
= g_dbus_object_manager_server_unexport_unlocked (manager
, object_path
);
663 g_mutex_unlock (&manager
->priv
->lock
);
668 /* ---------------------------------------------------------------------------------------------------- */
670 static const GDBusArgInfo manager_interfaces_added_signal_info_arg0
=
675 (GDBusAnnotationInfo
**) NULL
,
678 static const GDBusArgInfo manager_interfaces_added_signal_info_arg1
=
681 "interfaces_and_properties",
683 (GDBusAnnotationInfo
**) NULL
,
686 static const GDBusArgInfo
* const manager_interfaces_added_signal_info_arg_pointers
[] =
688 &manager_interfaces_added_signal_info_arg0
,
689 &manager_interfaces_added_signal_info_arg1
,
693 static const GDBusSignalInfo manager_interfaces_added_signal_info
=
697 (GDBusArgInfo
**) &manager_interfaces_added_signal_info_arg_pointers
,
698 (GDBusAnnotationInfo
**) NULL
703 static const GDBusArgInfo manager_interfaces_removed_signal_info_arg0
=
708 (GDBusAnnotationInfo
**) NULL
,
711 static const GDBusArgInfo manager_interfaces_removed_signal_info_arg1
=
716 (GDBusAnnotationInfo
**) NULL
,
719 static const GDBusArgInfo
* const manager_interfaces_removed_signal_info_arg_pointers
[] =
721 &manager_interfaces_removed_signal_info_arg0
,
722 &manager_interfaces_removed_signal_info_arg1
,
726 static const GDBusSignalInfo manager_interfaces_removed_signal_info
=
730 (GDBusArgInfo
**) &manager_interfaces_removed_signal_info_arg_pointers
,
731 (GDBusAnnotationInfo
**) NULL
736 static const GDBusSignalInfo
* const manager_signal_info_pointers
[] =
738 &manager_interfaces_added_signal_info
,
739 &manager_interfaces_removed_signal_info
,
745 static const GDBusArgInfo manager_get_all_method_info_out_arg0
=
748 "object_paths_interfaces_and_properties",
750 (GDBusAnnotationInfo
**) NULL
,
753 static const GDBusArgInfo
* const manager_get_all_method_info_out_arg_pointers
[] =
755 &manager_get_all_method_info_out_arg0
,
759 static const GDBusMethodInfo manager_get_all_method_info
=
763 (GDBusArgInfo
**) NULL
,
764 (GDBusArgInfo
**) &manager_get_all_method_info_out_arg_pointers
,
765 (GDBusAnnotationInfo
**) NULL
768 static const GDBusMethodInfo
* const manager_method_info_pointers
[] =
770 &manager_get_all_method_info
,
776 static const GDBusInterfaceInfo manager_interface_info
=
779 "org.freedesktop.DBus.ObjectManager",
780 (GDBusMethodInfo
**) manager_method_info_pointers
,
781 (GDBusSignalInfo
**) manager_signal_info_pointers
,
782 (GDBusPropertyInfo
**) NULL
,
783 (GDBusAnnotationInfo
**) NULL
787 manager_method_call (GDBusConnection
*connection
,
789 const gchar
*object_path
,
790 const gchar
*interface_name
,
791 const gchar
*method_name
,
792 GVariant
*parameters
,
793 GDBusMethodInvocation
*invocation
,
796 GDBusObjectManagerServer
*manager
= G_DBUS_OBJECT_MANAGER_SERVER (user_data
);
797 GVariantBuilder array_builder
;
798 GHashTableIter object_iter
;
799 RegistrationData
*data
;
801 g_mutex_lock (&manager
->priv
->lock
);
803 if (g_strcmp0 (method_name
, "GetManagedObjects") == 0)
805 g_variant_builder_init (&array_builder
, G_VARIANT_TYPE ("a{oa{sa{sv}}}"));
806 g_hash_table_iter_init (&object_iter
, manager
->priv
->map_object_path_to_data
);
807 while (g_hash_table_iter_next (&object_iter
, NULL
, (gpointer
) &data
))
809 GVariantBuilder interfaces_builder
;
810 GHashTableIter interface_iter
;
811 GDBusInterfaceSkeleton
*iface
;
812 const gchar
*iter_object_path
;
814 g_variant_builder_init (&interfaces_builder
, G_VARIANT_TYPE ("a{sa{sv}}"));
815 g_hash_table_iter_init (&interface_iter
, data
->map_iface_name_to_iface
);
816 while (g_hash_table_iter_next (&interface_iter
, NULL
, (gpointer
) &iface
))
818 GVariant
*properties
= g_dbus_interface_skeleton_get_properties (iface
);
819 g_variant_builder_add (&interfaces_builder
, "{s@a{sv}}",
820 g_dbus_interface_skeleton_get_info (iface
)->name
,
822 g_variant_unref (properties
);
824 iter_object_path
= g_dbus_object_get_object_path (G_DBUS_OBJECT (data
->object
));
825 g_variant_builder_add (&array_builder
,
828 &interfaces_builder
);
831 g_dbus_method_invocation_return_value (invocation
,
832 g_variant_new ("(a{oa{sa{sv}}})",
837 g_dbus_method_invocation_return_error (invocation
,
839 G_DBUS_ERROR_UNKNOWN_METHOD
,
840 "Unknown method %s - only GetManagedObjects() is supported",
843 g_mutex_unlock (&manager
->priv
->lock
);
846 static const GDBusInterfaceVTable manager_interface_vtable
=
848 manager_method_call
, /* handle_method_call */
849 NULL
, /* get_property */
850 NULL
/* set_property */
853 /* ---------------------------------------------------------------------------------------------------- */
856 g_dbus_object_manager_server_constructed (GObject
*object
)
858 GDBusObjectManagerServer
*manager
= G_DBUS_OBJECT_MANAGER_SERVER (object
);
860 if (manager
->priv
->connection
!= NULL
)
861 export_all (manager
);
863 if (G_OBJECT_CLASS (g_dbus_object_manager_server_parent_class
)->constructed
!= NULL
)
864 G_OBJECT_CLASS (g_dbus_object_manager_server_parent_class
)->constructed (object
);
868 g_dbus_object_manager_server_emit_interfaces_added (GDBusObjectManagerServer
*manager
,
869 RegistrationData
*data
,
870 const gchar
*const *interfaces
,
871 const gchar
*object_path
)
873 GVariantBuilder array_builder
;
877 if (data
->manager
->priv
->connection
== NULL
)
880 g_variant_builder_init (&array_builder
, G_VARIANT_TYPE ("a{sa{sv}}"));
881 for (n
= 0; interfaces
[n
] != NULL
; n
++)
883 GDBusInterfaceSkeleton
*iface
;
884 GVariant
*properties
;
886 iface
= g_hash_table_lookup (data
->map_iface_name_to_iface
, interfaces
[n
]);
887 g_assert (iface
!= NULL
);
888 properties
= g_dbus_interface_skeleton_get_properties (iface
);
889 g_variant_builder_add (&array_builder
, "{s@a{sv}}", interfaces
[n
], properties
);
890 g_variant_unref (properties
);
894 g_dbus_connection_emit_signal (data
->manager
->priv
->connection
,
895 NULL
, /* destination_bus_name */
896 manager
->priv
->object_path
,
897 manager_interface_info
.name
,
899 g_variant_new ("(oa{sa{sv}})",
903 g_assert_no_error (error
);
909 g_dbus_object_manager_server_emit_interfaces_removed (GDBusObjectManagerServer
*manager
,
910 RegistrationData
*data
,
911 const gchar
*const *interfaces
)
913 GVariantBuilder array_builder
;
916 const gchar
*object_path
;
918 if (data
->manager
->priv
->connection
== NULL
)
921 g_variant_builder_init (&array_builder
, G_VARIANT_TYPE ("as"));
922 for (n
= 0; interfaces
[n
] != NULL
; n
++)
923 g_variant_builder_add (&array_builder
, "s", interfaces
[n
]);
926 object_path
= g_dbus_object_get_object_path (G_DBUS_OBJECT (data
->object
));
927 g_dbus_connection_emit_signal (data
->manager
->priv
->connection
,
928 NULL
, /* destination_bus_name */
929 manager
->priv
->object_path
,
930 manager_interface_info
.name
,
932 g_variant_new ("(oas)",
936 g_assert_no_error (error
);
941 /* ---------------------------------------------------------------------------------------------------- */
944 g_dbus_object_manager_server_get_objects (GDBusObjectManager
*_manager
)
946 GDBusObjectManagerServer
*manager
= G_DBUS_OBJECT_MANAGER_SERVER (_manager
);
949 RegistrationData
*data
;
951 g_mutex_lock (&manager
->priv
->lock
);
954 g_hash_table_iter_init (&iter
, manager
->priv
->map_object_path_to_data
);
955 while (g_hash_table_iter_next (&iter
, NULL
, (gpointer
) &data
))
957 ret
= g_list_prepend (ret
, g_object_ref (data
->object
));
960 g_mutex_unlock (&manager
->priv
->lock
);
966 g_dbus_object_manager_server_get_object_path (GDBusObjectManager
*_manager
)
968 GDBusObjectManagerServer
*manager
= G_DBUS_OBJECT_MANAGER_SERVER (_manager
);
969 return manager
->priv
->object_path
;
973 g_dbus_object_manager_server_get_object (GDBusObjectManager
*_manager
,
974 const gchar
*object_path
)
976 GDBusObjectManagerServer
*manager
= G_DBUS_OBJECT_MANAGER_SERVER (_manager
);
978 RegistrationData
*data
;
982 g_mutex_lock (&manager
->priv
->lock
);
983 data
= g_hash_table_lookup (manager
->priv
->map_object_path_to_data
, object_path
);
985 ret
= g_object_ref (data
->object
);
986 g_mutex_unlock (&manager
->priv
->lock
);
991 static GDBusInterface
*
992 g_dbus_object_manager_server_get_interface (GDBusObjectManager
*_manager
,
993 const gchar
*object_path
,
994 const gchar
*interface_name
)
1001 object
= g_dbus_object_manager_get_object (_manager
, object_path
);
1005 ret
= g_dbus_object_get_interface (object
, interface_name
);
1006 g_object_unref (object
);
1013 dbus_object_manager_interface_init (GDBusObjectManagerIface
*iface
)
1015 iface
->get_object_path
= g_dbus_object_manager_server_get_object_path
;
1016 iface
->get_objects
= g_dbus_object_manager_server_get_objects
;
1017 iface
->get_object
= g_dbus_object_manager_server_get_object
;
1018 iface
->get_interface
= g_dbus_object_manager_server_get_interface
;
1021 /* ---------------------------------------------------------------------------------------------------- */
1024 export_all (GDBusObjectManagerServer
*manager
)
1026 GHashTableIter iter
;
1027 const gchar
*object_path
;
1028 RegistrationData
*data
;
1029 GHashTableIter iface_iter
;
1030 GDBusInterfaceSkeleton
*iface
;
1033 g_return_if_fail (manager
->priv
->connection
!= NULL
);
1036 g_warn_if_fail (manager
->priv
->manager_reg_id
== 0);
1037 manager
->priv
->manager_reg_id
= g_dbus_connection_register_object (manager
->priv
->connection
,
1038 manager
->priv
->object_path
,
1039 (GDBusInterfaceInfo
*) &manager_interface_info
,
1040 &manager_interface_vtable
,
1042 NULL
, /* user_data_free_func */
1044 if (manager
->priv
->manager_reg_id
== 0)
1046 g_warning ("%s: Error registering manager at %s: %s",
1048 manager
->priv
->object_path
,
1050 g_error_free (error
);
1053 g_hash_table_iter_init (&iter
, manager
->priv
->map_object_path_to_data
);
1054 while (g_hash_table_iter_next (&iter
, (gpointer
) &object_path
, (gpointer
) &data
))
1056 g_hash_table_iter_init (&iface_iter
, data
->map_iface_name_to_iface
);
1057 while (g_hash_table_iter_next (&iface_iter
, NULL
, (gpointer
) &iface
))
1059 g_warn_if_fail (g_dbus_interface_skeleton_get_connection (iface
) == NULL
);
1061 if (!g_dbus_interface_skeleton_export (iface
,
1062 manager
->priv
->connection
,
1066 g_warning ("%s: Error registering object at %s with interface %s: %s",
1069 g_dbus_interface_skeleton_get_info (iface
)->name
,
1071 g_error_free (error
);
1078 unexport_all (GDBusObjectManagerServer
*manager
, gboolean only_manager
)
1080 GHashTableIter iter
;
1081 RegistrationData
*data
;
1082 GHashTableIter iface_iter
;
1083 GDBusInterfaceSkeleton
*iface
;
1085 g_return_if_fail (manager
->priv
->connection
!= NULL
);
1087 g_warn_if_fail (manager
->priv
->manager_reg_id
> 0);
1088 if (manager
->priv
->manager_reg_id
> 0)
1090 g_warn_if_fail (g_dbus_connection_unregister_object (manager
->priv
->connection
,
1091 manager
->priv
->manager_reg_id
));
1092 manager
->priv
->manager_reg_id
= 0;
1097 g_hash_table_iter_init (&iter
, manager
->priv
->map_object_path_to_data
);
1098 while (g_hash_table_iter_next (&iter
, NULL
, (gpointer
) &data
))
1100 g_hash_table_iter_init (&iface_iter
, data
->map_iface_name_to_iface
);
1101 while (g_hash_table_iter_next (&iface_iter
, NULL
, (gpointer
) &iface
))
1103 g_warn_if_fail (g_dbus_interface_skeleton_get_connection (iface
) != NULL
);
1104 g_dbus_interface_skeleton_unexport (iface
);
1111 /* ---------------------------------------------------------------------------------------------------- */