Import Upstream version 2.72.4
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356
gio/gdbusobjectproxy.c
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356
gio/gdbusobjectproxy.c
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/* GDBus - GLib D-Bus Library
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*
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* Copyright (C) 2008-2010 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General
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* Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*
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* Author: David Zeuthen <davidz@redhat.com>
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*/
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#include "config.h"
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#include "gdbusobject.h"
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#include "gdbusobjectproxy.h"
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#include "gdbusconnection.h"
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#include "gdbusprivate.h"
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#include "gdbusutils.h"
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#include "gdbusproxy.h"
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#include "glibintl.h"
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/**
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* SECTION:gdbusobjectproxy
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* @short_description: Client-side D-Bus object
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* @include: gio/gio.h
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*
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* A #GDBusObjectProxy is an object used to represent a remote object
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* with one or more D-Bus interfaces. Normally, you don't instantiate
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* a #GDBusObjectProxy yourself - typically #GDBusObjectManagerClient
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* is used to obtain it.
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*
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* Since: 2.30
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*/
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struct _GDBusObjectProxyPrivate
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{
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GMutex lock;
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GHashTable *map_name_to_iface;
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gchar *object_path;
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GDBusConnection *connection;
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};
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enum
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{
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PROP_0,
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PROP_G_OBJECT_PATH,
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PROP_G_CONNECTION
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};
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static void dbus_object_interface_init (GDBusObjectIface *iface);
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G_DEFINE_TYPE_WITH_CODE (GDBusObjectProxy, g_dbus_object_proxy, G_TYPE_OBJECT,
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G_ADD_PRIVATE (GDBusObjectProxy)
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G_IMPLEMENT_INTERFACE (G_TYPE_DBUS_OBJECT, dbus_object_interface_init))
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static void
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g_dbus_object_proxy_finalize (GObject *object)
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{
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GDBusObjectProxy *proxy = G_DBUS_OBJECT_PROXY (object);
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g_hash_table_unref (proxy->priv->map_name_to_iface);
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g_clear_object (&proxy->priv->connection);
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g_free (proxy->priv->object_path);
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g_mutex_clear (&proxy->priv->lock);
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if (G_OBJECT_CLASS (g_dbus_object_proxy_parent_class)->finalize != NULL)
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G_OBJECT_CLASS (g_dbus_object_proxy_parent_class)->finalize (object);
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}
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static void
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g_dbus_object_proxy_get_property (GObject *object,
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guint prop_id,
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GValue *value,
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GParamSpec *pspec)
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{
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GDBusObjectProxy *proxy = G_DBUS_OBJECT_PROXY (object);
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switch (prop_id)
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{
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case PROP_G_OBJECT_PATH:
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g_mutex_lock (&proxy->priv->lock);
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g_value_set_string (value, proxy->priv->object_path);
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g_mutex_unlock (&proxy->priv->lock);
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break;
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case PROP_G_CONNECTION:
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g_value_set_object (value, g_dbus_object_proxy_get_connection (proxy));
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (proxy, prop_id, pspec);
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break;
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}
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}
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static void
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g_dbus_object_proxy_set_property (GObject *object,
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guint prop_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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GDBusObjectProxy *proxy = G_DBUS_OBJECT_PROXY (object);
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switch (prop_id)
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{
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case PROP_G_OBJECT_PATH:
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g_mutex_lock (&proxy->priv->lock);
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proxy->priv->object_path = g_value_dup_string (value);
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g_mutex_unlock (&proxy->priv->lock);
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break;
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case PROP_G_CONNECTION:
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g_mutex_lock (&proxy->priv->lock);
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proxy->priv->connection = g_value_dup_object (value);
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g_mutex_unlock (&proxy->priv->lock);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (proxy, prop_id, pspec);
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break;
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}
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}
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static void
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g_dbus_object_proxy_class_init (GDBusObjectProxyClass *klass)
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{
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GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
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gobject_class->finalize = g_dbus_object_proxy_finalize;
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gobject_class->set_property = g_dbus_object_proxy_set_property;
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gobject_class->get_property = g_dbus_object_proxy_get_property;
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/**
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* GDBusObjectProxy:g-object-path:
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*
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* The object path of the proxy.
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*
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* Since: 2.30
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*/
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g_object_class_install_property (gobject_class,
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PROP_G_OBJECT_PATH,
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g_param_spec_string ("g-object-path",
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"Object Path",
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"The object path of the proxy",
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NULL,
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G_PARAM_READWRITE |
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G_PARAM_CONSTRUCT_ONLY |
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G_PARAM_STATIC_STRINGS));
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/**
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* GDBusObjectProxy:g-connection:
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*
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* The connection of the proxy.
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*
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* Since: 2.30
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*/
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g_object_class_install_property (gobject_class,
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PROP_G_CONNECTION,
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g_param_spec_object ("g-connection",
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"Connection",
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"The connection of the proxy",
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G_TYPE_DBUS_CONNECTION,
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G_PARAM_READWRITE |
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G_PARAM_CONSTRUCT_ONLY |
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G_PARAM_STATIC_STRINGS));
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}
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static void
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g_dbus_object_proxy_init (GDBusObjectProxy *proxy)
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{
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proxy->priv = g_dbus_object_proxy_get_instance_private (proxy);
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g_mutex_init (&proxy->priv->lock);
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proxy->priv->map_name_to_iface = g_hash_table_new_full (g_str_hash,
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g_str_equal,
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g_free,
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(GDestroyNotify) g_object_unref);
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}
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static const gchar *
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g_dbus_object_proxy_get_object_path (GDBusObject *object)
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{
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GDBusObjectProxy *proxy = G_DBUS_OBJECT_PROXY (object);
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const gchar *ret;
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g_mutex_lock (&proxy->priv->lock);
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ret = proxy->priv->object_path;
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g_mutex_unlock (&proxy->priv->lock);
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return ret;
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}
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/**
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* g_dbus_object_proxy_get_connection:
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* @proxy: a #GDBusObjectProxy
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*
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* Gets the connection that @proxy is for.
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*
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* Returns: (transfer none): A #GDBusConnection. Do not free, the
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* object is owned by @proxy.
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*
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* Since: 2.30
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*/
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GDBusConnection *
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g_dbus_object_proxy_get_connection (GDBusObjectProxy *proxy)
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{
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GDBusConnection *ret;
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g_return_val_if_fail (G_IS_DBUS_OBJECT_PROXY (proxy), NULL);
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g_mutex_lock (&proxy->priv->lock);
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ret = proxy->priv->connection;
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g_mutex_unlock (&proxy->priv->lock);
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return ret;
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}
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static GDBusInterface *
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g_dbus_object_proxy_get_interface (GDBusObject *object,
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const gchar *interface_name)
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{
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GDBusObjectProxy *proxy = G_DBUS_OBJECT_PROXY (object);
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GDBusProxy *ret;
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g_return_val_if_fail (G_IS_DBUS_OBJECT_PROXY (proxy), NULL);
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g_return_val_if_fail (g_dbus_is_interface_name (interface_name), NULL);
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g_mutex_lock (&proxy->priv->lock);
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ret = g_hash_table_lookup (proxy->priv->map_name_to_iface, interface_name);
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if (ret != NULL)
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g_object_ref (ret);
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g_mutex_unlock (&proxy->priv->lock);
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return (GDBusInterface *) ret; /* TODO: proper cast */
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}
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static GList *
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g_dbus_object_proxy_get_interfaces (GDBusObject *object)
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{
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GDBusObjectProxy *proxy = G_DBUS_OBJECT_PROXY (object);
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GList *ret;
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g_return_val_if_fail (G_IS_DBUS_OBJECT_PROXY (proxy), NULL);
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ret = NULL;
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g_mutex_lock (&proxy->priv->lock);
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ret = g_hash_table_get_values (proxy->priv->map_name_to_iface);
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g_list_foreach (ret, (GFunc) g_object_ref, NULL);
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g_mutex_unlock (&proxy->priv->lock);
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return ret;
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}
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/* ---------------------------------------------------------------------------------------------------- */
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/**
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* g_dbus_object_proxy_new:
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* @connection: a #GDBusConnection
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* @object_path: the object path
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*
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* Creates a new #GDBusObjectProxy for the given connection and
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* object path.
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*
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* Returns: a new #GDBusObjectProxy
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*
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* Since: 2.30
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*/
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GDBusObjectProxy *
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g_dbus_object_proxy_new (GDBusConnection *connection,
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const gchar *object_path)
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{
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g_return_val_if_fail (G_IS_DBUS_CONNECTION (connection), NULL);
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g_return_val_if_fail (g_variant_is_object_path (object_path), NULL);
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return G_DBUS_OBJECT_PROXY (g_object_new (G_TYPE_DBUS_OBJECT_PROXY,
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"g-object-path", object_path,
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"g-connection", connection,
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NULL));
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}
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void
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_g_dbus_object_proxy_add_interface (GDBusObjectProxy *proxy,
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GDBusProxy *interface_proxy)
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{
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const gchar *interface_name;
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GDBusProxy *interface_proxy_to_remove;
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g_return_if_fail (G_IS_DBUS_OBJECT_PROXY (proxy));
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g_return_if_fail (G_IS_DBUS_PROXY (interface_proxy));
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g_mutex_lock (&proxy->priv->lock);
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interface_name = g_dbus_proxy_get_interface_name (interface_proxy);
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interface_proxy_to_remove = g_hash_table_lookup (proxy->priv->map_name_to_iface, interface_name);
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if (interface_proxy_to_remove != NULL)
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{
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g_object_ref (interface_proxy_to_remove);
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g_warn_if_fail (g_hash_table_remove (proxy->priv->map_name_to_iface, interface_name));
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}
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g_hash_table_insert (proxy->priv->map_name_to_iface,
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g_strdup (interface_name),
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g_object_ref (interface_proxy));
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g_object_ref (interface_proxy);
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g_mutex_unlock (&proxy->priv->lock);
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if (interface_proxy_to_remove != NULL)
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{
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g_signal_emit_by_name (proxy, "interface-removed", interface_proxy_to_remove);
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g_object_unref (interface_proxy_to_remove);
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}
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g_signal_emit_by_name (proxy, "interface-added", interface_proxy);
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g_object_unref (interface_proxy);
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}
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void
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_g_dbus_object_proxy_remove_interface (GDBusObjectProxy *proxy,
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const gchar *interface_name)
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{
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GDBusProxy *interface_proxy;
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g_return_if_fail (G_IS_DBUS_OBJECT_PROXY (proxy));
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g_return_if_fail (g_dbus_is_interface_name (interface_name));
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g_mutex_lock (&proxy->priv->lock);
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interface_proxy = g_hash_table_lookup (proxy->priv->map_name_to_iface, interface_name);
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if (interface_proxy != NULL)
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{
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g_object_ref (interface_proxy);
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g_warn_if_fail (g_hash_table_remove (proxy->priv->map_name_to_iface, interface_name));
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g_mutex_unlock (&proxy->priv->lock);
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g_signal_emit_by_name (proxy, "interface-removed", interface_proxy);
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g_object_unref (interface_proxy);
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}
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else
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{
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g_mutex_unlock (&proxy->priv->lock);
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}
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}
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static void
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dbus_object_interface_init (GDBusObjectIface *iface)
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{
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iface->get_object_path = g_dbus_object_proxy_get_object_path;
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iface->get_interfaces = g_dbus_object_proxy_get_interfaces;
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iface->get_interface = g_dbus_object_proxy_get_interface;
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}
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