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025e874a | 1 | /* |
e0edde6f | 2 | * Copyright (c) 2011 Nicira, Inc. |
025e874a BP |
3 | * |
4 | * Licensed under the Apache License, Version 2.0 (the "License"); | |
5 | * you may not use this file except in compliance with the License. | |
6 | * You may obtain a copy of the License at: | |
7 | * | |
8 | * http://www.apache.org/licenses/LICENSE-2.0 | |
9 | * | |
10 | * Unless required by applicable law or agreed to in writing, software | |
11 | * distributed under the License is distributed on an "AS IS" BASIS, | |
12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
13 | * See the License for the specific language governing permissions and | |
14 | * limitations under the License. | |
15 | */ | |
16 | ||
17 | #ifndef VLANDEV_H | |
18 | #define VLANDEV_H 1 | |
19 | ||
20 | #include "hmap.h" | |
21 | ||
22 | /* Linux VLAN device support (e.g. "eth0.10" for VLAN 10.) | |
23 | * | |
24 | * This is deprecated. It is only for compatibility with broken device | |
25 | * drivers in old versions of Linux that do not properly support VLANs when | |
26 | * VLAN devices are not used. When broken device drivers are no longer in | |
27 | * widespread use, we will delete these interfaces. */ | |
28 | ||
29 | /* A VLAN device (e.g. "eth0.10" for VLAN 10 on eth0). */ | |
30 | struct vlan_dev { | |
31 | struct vlan_real_dev *real_dev; /* Parent, e.g. "eth0". */ | |
32 | struct hmap_node hmap_node; /* In vlan_real_dev's "vlan_devs" map. */ | |
33 | char *name; /* VLAN device name, e.g. "eth0.10". */ | |
34 | int vid; /* VLAN ID, e.g. 10. */ | |
35 | }; | |
36 | ||
37 | /* A device that has VLAN devices broken out of it. */ | |
38 | struct vlan_real_dev { | |
39 | char *name; /* Name, e.g. "eth0". */ | |
40 | struct hmap vlan_devs; /* All child VLAN devices, hashed by VID. */ | |
41 | }; | |
42 | ||
1c3e353d BP |
43 | int vlandev_add(const char *real_dev, int vid); |
44 | int vlandev_del(const char *vlan_dev); | |
025e874a | 45 | |
1c3e353d | 46 | int vlandev_refresh(void); |
025e874a | 47 | struct shash *vlandev_get_real_devs(void); |
025e874a BP |
48 | const char *vlandev_get_name(const char *real_dev_name, int vid); |
49 | ||
025e874a | 50 | #endif /* vlandev.h */ |