mirror of
https://gitlab.freedesktop.org/NetworkManager/NetworkManager
synced 2024-10-15 04:24:32 +00:00
1b5925ce88
Normalize coding style by removing consecutive empty lines from C sources and headers. https://github.com/NetworkManager/NetworkManager/pull/108
577 lines
16 KiB
C
577 lines
16 KiB
C
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
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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 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 Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA.
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*
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* Copyright 2011 - 2013 Red Hat, Inc.
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*/
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#include "nm-default.h"
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#include <string.h>
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#include <ctype.h>
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#include <stdlib.h>
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#include <dbus/dbus-glib.h>
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#include <linux/if_ether.h>
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#include "nm-setting-bridge.h"
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#include "nm-param-spec-specialized.h"
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#include "nm-setting-private.h"
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#include "nm-utils.h"
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#include "nm-utils-private.h"
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#include "nm-dbus-glib-types.h"
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/**
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* SECTION:nm-setting-bridge
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* @short_description: Describes connection properties for bridges
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* @include: nm-setting-bridge.h
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*
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* The #NMSettingBridge object is a #NMSetting subclass that describes properties
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* necessary for bridging connections.
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*
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* Since: 0.9.8
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**/
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/**
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* nm_setting_bridge_error_quark:
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*
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* Registers an error quark for #NMSettingBridge if necessary.
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*
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* Returns: the error quark used for #NMSettingBridge errors.
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*
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* Since: 0.9.8
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**/
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GQuark
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nm_setting_bridge_error_quark (void)
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{
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static GQuark quark;
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if (G_UNLIKELY (!quark))
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quark = g_quark_from_static_string ("nm-setting-bridge-error-quark");
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return quark;
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}
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G_DEFINE_TYPE_WITH_CODE (NMSettingBridge, nm_setting_bridge, NM_TYPE_SETTING,
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_nm_register_setting (NM_SETTING_BRIDGE_SETTING_NAME,
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g_define_type_id,
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1,
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NM_SETTING_BRIDGE_ERROR))
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NM_SETTING_REGISTER_TYPE (NM_TYPE_SETTING_BRIDGE)
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#define NM_SETTING_BRIDGE_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), NM_TYPE_SETTING_BRIDGE, NMSettingBridgePrivate))
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typedef struct {
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char * interface_name;
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GByteArray *mac_address;
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gboolean stp;
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guint16 priority;
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guint16 forward_delay;
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guint16 hello_time;
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guint16 max_age;
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guint32 ageing_time;
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} NMSettingBridgePrivate;
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enum {
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PROP_0,
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PROP_INTERFACE_NAME,
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PROP_MAC_ADDRESS,
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PROP_STP,
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PROP_PRIORITY,
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PROP_FORWARD_DELAY,
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PROP_HELLO_TIME,
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PROP_MAX_AGE,
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PROP_AGEING_TIME,
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LAST_PROP
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};
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/**
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* nm_setting_bridge_new:
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*
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* Creates a new #NMSettingBridge object with default values.
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*
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* Returns: (transfer full): the new empty #NMSettingBridge object
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*
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* Since: 0.9.8
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**/
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NMSetting *
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nm_setting_bridge_new (void)
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{
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return (NMSetting *) g_object_new (NM_TYPE_SETTING_BRIDGE, NULL);
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}
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/**
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* nm_setting_bridge_get_interface_name:
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* @setting: the #NMSettingBridge
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*
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* Returns: the #NMSettingBridge:interface-name property of the setting
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*
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* Since: 0.9.8
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**/
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const char *
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nm_setting_bridge_get_interface_name (NMSettingBridge *setting)
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{
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g_return_val_if_fail (NM_IS_SETTING_BRIDGE (setting), 0);
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return NM_SETTING_BRIDGE_GET_PRIVATE (setting)->interface_name;
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}
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/**
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* nm_setting_bridge_get_mac_address:
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* @setting: the #NMSettingBridge
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*
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* Returns: the #NMSettingBridge:mac-address property of the setting
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*
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* Since: 0.9.10
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**/
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const GByteArray *
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nm_setting_bridge_get_mac_address (NMSettingBridge *setting)
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{
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g_return_val_if_fail (NM_IS_SETTING_BRIDGE (setting), NULL);
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return NM_SETTING_BRIDGE_GET_PRIVATE (setting)->mac_address;
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}
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/**
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* nm_setting_bridge_get_stp:
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* @setting: the #NMSettingBridge
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*
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* Returns: the #NMSettingBridge:stp property of the setting
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*
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* Since: 0.9.8
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**/
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gboolean
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nm_setting_bridge_get_stp (NMSettingBridge *setting)
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{
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g_return_val_if_fail (NM_IS_SETTING_BRIDGE (setting), FALSE);
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return NM_SETTING_BRIDGE_GET_PRIVATE (setting)->stp;
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}
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/**
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* nm_setting_bridge_get_priority:
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* @setting: the #NMSettingBridge
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*
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* Returns: the #NMSettingBridge:priority property of the setting
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*
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* Since: 0.9.8
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**/
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guint16
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nm_setting_bridge_get_priority (NMSettingBridge *setting)
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{
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g_return_val_if_fail (NM_IS_SETTING_BRIDGE (setting), 0);
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return NM_SETTING_BRIDGE_GET_PRIVATE (setting)->priority;
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}
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/**
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* nm_setting_bridge_get_forward_delay:
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* @setting: the #NMSettingBridge
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*
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* Returns: the #NMSettingBridge:forward-delay property of the setting
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*
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* Since: 0.9.8
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**/
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guint16
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nm_setting_bridge_get_forward_delay (NMSettingBridge *setting)
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{
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g_return_val_if_fail (NM_IS_SETTING_BRIDGE (setting), 0);
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return NM_SETTING_BRIDGE_GET_PRIVATE (setting)->forward_delay;
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}
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/**
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* nm_setting_bridge_get_hello_time:
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* @setting: the #NMSettingBridge
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*
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* Returns: the #NMSettingBridge:hello-time property of the setting
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*
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* Since: 0.9.8
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**/
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guint16
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nm_setting_bridge_get_hello_time (NMSettingBridge *setting)
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{
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g_return_val_if_fail (NM_IS_SETTING_BRIDGE (setting), 0);
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return NM_SETTING_BRIDGE_GET_PRIVATE (setting)->hello_time;
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}
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/**
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* nm_setting_bridge_get_max_age:
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* @setting: the #NMSettingBridge
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*
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* Returns: the #NMSettingBridge:max-age property of the setting
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*
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* Since: 0.9.8
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**/
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guint16
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nm_setting_bridge_get_max_age (NMSettingBridge *setting)
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{
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g_return_val_if_fail (NM_IS_SETTING_BRIDGE (setting), 0);
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return NM_SETTING_BRIDGE_GET_PRIVATE (setting)->max_age;
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}
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/**
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* nm_setting_bridge_get_ageing_time:
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* @setting: the #NMSettingBridge
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*
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* Returns: the #NMSettingBridge:ageing-time property of the setting
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*
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* Since: 0.9.8
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**/
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guint
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nm_setting_bridge_get_ageing_time (NMSettingBridge *setting)
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{
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g_return_val_if_fail (NM_IS_SETTING_BRIDGE (setting), 0);
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return NM_SETTING_BRIDGE_GET_PRIVATE (setting)->ageing_time;
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}
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/* IEEE 802.1D-1998 timer values */
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#define BR_MIN_HELLO_TIME 1
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#define BR_MAX_HELLO_TIME 10
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#define BR_MIN_FORWARD_DELAY 2
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#define BR_MAX_FORWARD_DELAY 30
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#define BR_MIN_MAX_AGE 6
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#define BR_MAX_MAX_AGE 40
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/* IEEE 802.1D-1998 Table 7.4 */
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#define BR_MIN_AGEING_TIME 0
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#define BR_MAX_AGEING_TIME 1000000
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static inline gboolean
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check_range (guint32 val,
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guint32 min,
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guint32 max,
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const char *prop,
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GError **error)
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{
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if ((val != 0) && (val < min || val > max)) {
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g_set_error (error,
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NM_SETTING_BRIDGE_ERROR,
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NM_SETTING_BRIDGE_ERROR_INVALID_PROPERTY,
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_("value '%d' is out of range <%d-%d>"),
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val, min, max);
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g_prefix_error (error, "%s.%s: ", NM_SETTING_BRIDGE_SETTING_NAME, prop);
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return FALSE;
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}
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return TRUE;
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}
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static gboolean
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verify (NMSetting *setting, GSList *all_settings, GError **error)
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{
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NMSettingBridgePrivate *priv = NM_SETTING_BRIDGE_GET_PRIVATE (setting);
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if (priv->mac_address && priv->mac_address->len != ETH_ALEN) {
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g_set_error_literal (error,
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NM_SETTING_BRIDGE_ERROR,
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NM_SETTING_BRIDGE_ERROR_INVALID_PROPERTY,
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_("is not a valid MAC address"));
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g_prefix_error (error, "%s.%s: ", NM_SETTING_BRIDGE_SETTING_NAME, NM_SETTING_BRIDGE_MAC_ADDRESS);
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return FALSE;
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}
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if (!check_range (priv->forward_delay,
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BR_MIN_FORWARD_DELAY,
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BR_MAX_FORWARD_DELAY,
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NM_SETTING_BRIDGE_FORWARD_DELAY,
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error))
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return FALSE;
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if (!check_range (priv->hello_time,
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BR_MIN_HELLO_TIME,
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BR_MAX_HELLO_TIME,
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NM_SETTING_BRIDGE_HELLO_TIME,
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error))
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return FALSE;
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if (!check_range (priv->max_age,
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BR_MIN_MAX_AGE,
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BR_MAX_MAX_AGE,
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NM_SETTING_BRIDGE_MAX_AGE,
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error))
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return FALSE;
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if (!check_range (priv->ageing_time,
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BR_MIN_AGEING_TIME,
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BR_MAX_AGEING_TIME,
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NM_SETTING_BRIDGE_AGEING_TIME,
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error))
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return FALSE;
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return _nm_setting_verify_deprecated_virtual_iface_name (
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priv->interface_name, FALSE,
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NM_SETTING_BRIDGE_SETTING_NAME, NM_SETTING_BRIDGE_INTERFACE_NAME,
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NM_SETTING_BRIDGE_ERROR,
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NM_SETTING_BRIDGE_ERROR_INVALID_PROPERTY,
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NM_SETTING_BRIDGE_ERROR_MISSING_PROPERTY,
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all_settings, error);
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}
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static const char *
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get_virtual_iface_name (NMSetting *setting)
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{
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NMSettingBridge *self = NM_SETTING_BRIDGE (setting);
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return nm_setting_bridge_get_interface_name (self);
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}
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static void
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nm_setting_bridge_init (NMSettingBridge *setting)
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{
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}
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static void
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finalize (GObject *object)
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{
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NMSettingBridgePrivate *priv = NM_SETTING_BRIDGE_GET_PRIVATE (object);
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g_free (priv->interface_name);
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if (priv->mac_address)
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g_byte_array_free (priv->mac_address, TRUE);
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G_OBJECT_CLASS (nm_setting_bridge_parent_class)->finalize (object);
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}
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static void
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set_property (GObject *object, guint prop_id,
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const GValue *value, GParamSpec *pspec)
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{
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NMSettingBridgePrivate *priv = NM_SETTING_BRIDGE_GET_PRIVATE (object);
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switch (prop_id) {
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case PROP_INTERFACE_NAME:
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g_free (priv->interface_name);
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priv->interface_name = g_value_dup_string (value);
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break;
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case PROP_MAC_ADDRESS:
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if (priv->mac_address)
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g_byte_array_free (priv->mac_address, TRUE);
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priv->mac_address = g_value_dup_boxed (value);
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break;
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case PROP_STP:
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priv->stp = g_value_get_boolean (value);
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break;
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case PROP_PRIORITY:
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priv->priority = (guint16) g_value_get_uint (value);
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break;
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case PROP_FORWARD_DELAY:
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priv->forward_delay = (guint16) g_value_get_uint (value);
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break;
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case PROP_HELLO_TIME:
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priv->hello_time = (guint16) g_value_get_uint (value);
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break;
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case PROP_MAX_AGE:
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priv->max_age = (guint16) g_value_get_uint (value);
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break;
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case PROP_AGEING_TIME:
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priv->ageing_time = g_value_get_uint (value);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, 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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get_property (GObject *object, guint prop_id,
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GValue *value, GParamSpec *pspec)
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{
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NMSettingBridgePrivate *priv = NM_SETTING_BRIDGE_GET_PRIVATE (object);
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NMSettingBridge *setting = NM_SETTING_BRIDGE (object);
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switch (prop_id) {
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case PROP_INTERFACE_NAME:
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g_value_set_string (value, nm_setting_bridge_get_interface_name (setting));
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break;
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case PROP_MAC_ADDRESS:
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g_value_set_boxed (value, nm_setting_bridge_get_mac_address (setting));
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break;
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case PROP_STP:
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g_value_set_boolean (value, priv->stp);
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break;
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case PROP_PRIORITY:
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g_value_set_uint (value, priv->priority);
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break;
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case PROP_FORWARD_DELAY:
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g_value_set_uint (value, priv->forward_delay);
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break;
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case PROP_HELLO_TIME:
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g_value_set_uint (value, priv->hello_time);
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break;
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case PROP_MAX_AGE:
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g_value_set_uint (value, priv->max_age);
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break;
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case PROP_AGEING_TIME:
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g_value_set_uint (value, priv->ageing_time);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, 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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nm_setting_bridge_class_init (NMSettingBridgeClass *setting_class)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (setting_class);
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NMSettingClass *parent_class = NM_SETTING_CLASS (setting_class);
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g_type_class_add_private (setting_class, sizeof (NMSettingBridgePrivate));
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/* virtual methods */
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object_class->set_property = set_property;
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object_class->get_property = get_property;
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object_class->finalize = finalize;
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parent_class->verify = verify;
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parent_class->get_virtual_iface_name = get_virtual_iface_name;
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/* Properties */
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/**
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* NMSettingBridge:interface-name:
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*
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* The name of the virtual in-kernel bridging network interface
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*
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* Since: 0.9.8
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**/
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g_object_class_install_property
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(object_class, PROP_INTERFACE_NAME,
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g_param_spec_string (NM_SETTING_BRIDGE_INTERFACE_NAME, "", "",
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NULL,
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G_PARAM_READWRITE |
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NM_SETTING_PARAM_INFERRABLE |
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G_PARAM_STATIC_STRINGS));
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/**
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* NMSettingBridge:mac-address:
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*
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* If specified, the MAC address of bridge. When creating a new bridge, this
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* MAC address will be set. When matching an existing (outside
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* NetworkManager created) bridge, this MAC address must match.
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*
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* Since: 0.9.10
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**/
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g_object_class_install_property
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(object_class, PROP_MAC_ADDRESS,
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_nm_param_spec_specialized (NM_SETTING_BRIDGE_MAC_ADDRESS, "", "",
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DBUS_TYPE_G_UCHAR_ARRAY,
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G_PARAM_READWRITE |
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NM_SETTING_PARAM_INFERRABLE |
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G_PARAM_STATIC_STRINGS));
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/**
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* NMSettingBridge:stp:
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*
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* Controls whether Spanning Tree Protocol (STP) is enabled for this bridge.
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*
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* Since: 0.9.8
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**/
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g_object_class_install_property
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(object_class, PROP_STP,
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g_param_spec_boolean (NM_SETTING_BRIDGE_STP, "", "",
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TRUE,
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G_PARAM_READWRITE |
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G_PARAM_CONSTRUCT |
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NM_SETTING_PARAM_INFERRABLE |
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G_PARAM_STATIC_STRINGS));
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/**
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* NMSettingBridge:priority:
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*
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* Sets the Spanning Tree Protocol (STP) priority for this bridge. Lower
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* values are "better"; the lowest priority bridge will be elected the root
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* bridge.
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*
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* Since: 0.9.8
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**/
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g_object_class_install_property
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(object_class, PROP_PRIORITY,
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g_param_spec_uint (NM_SETTING_BRIDGE_PRIORITY, "", "",
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0, G_MAXUINT16, 0x8000,
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G_PARAM_READWRITE |
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G_PARAM_CONSTRUCT |
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NM_SETTING_PARAM_INFERRABLE |
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G_PARAM_STATIC_STRINGS));
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/**
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* NMSettingBridge:forward-delay:
|
|
*
|
|
* The Spanning Tree Protocol (STP) forwarding delay, in seconds.
|
|
*
|
|
* Since: 0.9.8
|
|
**/
|
|
g_object_class_install_property
|
|
(object_class, PROP_FORWARD_DELAY,
|
|
g_param_spec_uint (NM_SETTING_BRIDGE_FORWARD_DELAY, "", "",
|
|
0, BR_MAX_FORWARD_DELAY, 15,
|
|
G_PARAM_READWRITE |
|
|
G_PARAM_CONSTRUCT |
|
|
NM_SETTING_PARAM_INFERRABLE |
|
|
G_PARAM_STATIC_STRINGS));
|
|
|
|
/**
|
|
* NMSettingBridge:hello-time:
|
|
*
|
|
* The Spanning Tree Protocol (STP) hello time, in seconds.
|
|
*
|
|
* Since: 0.9.8
|
|
**/
|
|
g_object_class_install_property
|
|
(object_class, PROP_HELLO_TIME,
|
|
g_param_spec_uint (NM_SETTING_BRIDGE_HELLO_TIME, "", "",
|
|
0, BR_MAX_HELLO_TIME, 2,
|
|
G_PARAM_READWRITE |
|
|
G_PARAM_CONSTRUCT |
|
|
NM_SETTING_PARAM_INFERRABLE |
|
|
G_PARAM_STATIC_STRINGS));
|
|
|
|
/**
|
|
* NMSettingBridge:max-age:
|
|
*
|
|
* The Spanning Tree Protocol (STP) maximum message age, in seconds.
|
|
*
|
|
* Since: 0.9.8
|
|
**/
|
|
g_object_class_install_property
|
|
(object_class, PROP_MAX_AGE,
|
|
g_param_spec_uint (NM_SETTING_BRIDGE_MAX_AGE, "", "",
|
|
0, BR_MAX_MAX_AGE, 20,
|
|
G_PARAM_READWRITE |
|
|
G_PARAM_CONSTRUCT |
|
|
NM_SETTING_PARAM_INFERRABLE |
|
|
G_PARAM_STATIC_STRINGS));
|
|
|
|
/**
|
|
* NMSettingBridge:ageing-time:
|
|
*
|
|
* The Ethernet MAC address aging time, in seconds.
|
|
*
|
|
* Since: 0.9.8
|
|
**/
|
|
g_object_class_install_property
|
|
(object_class, PROP_AGEING_TIME,
|
|
g_param_spec_uint (NM_SETTING_BRIDGE_AGEING_TIME, "", "",
|
|
0, BR_MAX_AGEING_TIME, 300,
|
|
G_PARAM_READWRITE |
|
|
G_PARAM_CONSTRUCT |
|
|
NM_SETTING_PARAM_INFERRABLE |
|
|
G_PARAM_STATIC_STRINGS));
|
|
}
|