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/*
* Copyright (c) 2011 Nicira, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef VLANDEV_H
#define VLANDEV_H 1
#include "hmap.h"
/* Linux VLAN device support (e.g. "eth0.10" for VLAN 10.)
*
* This is deprecated. It is only for compatibility with broken device
* drivers in old versions of Linux that do not properly support VLANs when
* VLAN devices are not used. When broken device drivers are no longer in
* widespread use, we will delete these interfaces. */
/* A VLAN device (e.g. "eth0.10" for VLAN 10 on eth0). */
struct vlan_dev {
struct vlan_real_dev *real_dev; /* Parent, e.g. "eth0". */
struct hmap_node hmap_node; /* In vlan_real_dev's "vlan_devs" map. */
char *name; /* VLAN device name, e.g. "eth0.10". */
int vid; /* VLAN ID, e.g. 10. */
};
/* A device that has VLAN devices broken out of it. */
struct vlan_real_dev {
char *name; /* Name, e.g. "eth0". */
struct hmap vlan_devs; /* All child VLAN devices, hashed by VID. */
};
int vlandev_add(const char *real_dev, int vid);
int vlandev_del(const char *vlan_dev);
int vlandev_refresh(void);
struct shash *vlandev_get_real_devs(void);
const char *vlandev_get_name(const char *real_dev_name, int vid);
#endif /* vlandev.h */
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