/* GDBus - GLib D-Bus Library

 *

 * Copyright (C) 2008-2010 Red Hat, Inc.

 *

 * This library is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Lesser General Public

 * License as published by the Free Software Foundation; either

 * version 2.1 of the License, or (at your option) any later version.

 *

 * This library is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

 * Lesser General Public License for more details.

 *

 * You should have received a copy of the GNU Lesser General

 * Public License along with this library; if not, see <http://www.gnu.org/licenses/>.

 *

 * Author: David Zeuthen <davidz@redhat.com>

 */

#include "config.h"

#include "gdbusobject.h"

#include "gdbusinterface.h"

#include "glibintl.h"

/**

 * SECTION:gdbusinterface

 * @short_description: Base type for D-Bus interfaces

 * @include: gio/gio.h

 *

 * The #GDBusInterface type is the base type for D-Bus interfaces both

 * on the service side (see #GDBusInterfaceSkeleton) and client side

 * (see #GDBusProxy).

 */

typedef GDBusInterfaceIface GDBusInterfaceInterface;

G_DEFINE_INTERFACE (GDBusInterface, g_dbus_interface, G_TYPE_OBJECT)

static void

g_dbus_interface_default_init (GDBusInterfaceIface *iface)

{

}

/* ---------------------------------------------------------------------------------------------------- */

/**

 * g_dbus_interface_get_info:

 * @interface_: An exported D-Bus interface.

 *

 * Gets D-Bus introspection information for the D-Bus interface

 * implemented by @interface_.

 *

 * Returns: (transfer none): A #GDBusInterfaceInfo. Do not free.

 *

 * Since: 2.30

 */

GDBusInterfaceInfo *

g_dbus_interface_get_info (GDBusInterface *interface_)

{

  g_return_val_if_fail (G_IS_DBUS_INTERFACE (interface_), NULL);

  return G_DBUS_INTERFACE_GET_IFACE (interface_)->get_info (interface_);

}

/**

 * g_dbus_interface_get_object: (skip)

 * @interface_: An exported D-Bus interface

 *

 * Gets the #GDBusObject that @interface_ belongs to, if any.

 *

 * It is not safe to use the returned object if @interface_ or

 * the returned object is being used from other threads. See

 * g_dbus_interface_dup_object() for a thread-safe alternative.

 *

 * Returns: (transfer none): A #GDBusObject or %NULL. The returned

 *     reference belongs to @interface_ and should not be freed.

 *

 * Since: 2.30

 */

GDBusObject *

g_dbus_interface_get_object (GDBusInterface *interface_)

{

  g_return_val_if_fail (G_IS_DBUS_INTERFACE (interface_), NULL);

  return G_DBUS_INTERFACE_GET_IFACE (interface_)->get_object (interface_);

}

/**

 * g_dbus_interface_dup_object: (rename-to g_dbus_interface_get_object)

 * @interface_: An exported D-Bus interface.

 *

 * Gets the #GDBusObject that @interface_ belongs to, if any.

 *

 * Returns: (transfer full): A #GDBusObject or %NULL. The returned

 * reference should be freed with g_object_unref().

 *

 * Since: 2.32

 */

GDBusObject *

g_dbus_interface_dup_object (GDBusInterface *interface_)

{

  GDBusObject *ret;

  g_return_val_if_fail (G_IS_DBUS_INTERFACE (interface_), NULL);

  if (G_LIKELY (G_DBUS_INTERFACE_GET_IFACE (interface_)->dup_object != NULL))

    {

      ret = G_DBUS_INTERFACE_GET_IFACE (interface_)->dup_object (interface_);

    }

  else

    {

      g_warning ("No dup_object() vfunc on type %s - using get_object() in a way that is not thread-safe.",

                 g_type_name_from_instance ((GTypeInstance *) interface_));

      ret = G_DBUS_INTERFACE_GET_IFACE (interface_)->get_object (interface_);

      if (ret != NULL)

        g_object_ref (ret);

    }

  return ret;

}

/**

 * g_dbus_interface_set_object:

 * @interface_: An exported D-Bus interface.

 * @object: (nullable): A #GDBusObject or %NULL.

 *

 * Sets the #GDBusObject for @interface_ to @object.

 *

 * Note that @interface_ will hold a weak reference to @object.

 *

 * Since: 2.30

 */

void

g_dbus_interface_set_object (GDBusInterface    *interface_,

                             GDBusObject       *object)

{

  g_return_if_fail (G_IS_DBUS_INTERFACE (interface_));

  g_return_if_fail (object == NULL || G_IS_DBUS_OBJECT (object));

  G_DBUS_INTERFACE_GET_IFACE (interface_)->set_object (interface_, object);

}