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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * Linux ethernet bridge
3 *
4 * Authors:
5 * Lennert Buytenhek <buytenh@gnu.org>
6 *
7 * $Id: if_bridge.h,v 1.1 2000/02/18 16:47:01 davem Exp $
8 *
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * as published by the Free Software Foundation; either version
12 * 2 of the License, or (at your option) any later version.
13 */
14
15#ifndef _LINUX_IF_BRIDGE_H
16#define _LINUX_IF_BRIDGE_H
17
18#include <linux/types.h>
19
20#define SYSFS_BRIDGE_ATTR "bridge"
21#define SYSFS_BRIDGE_FDB "brforward"
22#define SYSFS_BRIDGE_PORT_SUBDIR "brif"
23#define SYSFS_BRIDGE_PORT_ATTR "brport"
24#define SYSFS_BRIDGE_PORT_LINK "bridge"
25
26#define BRCTL_VERSION 1
27
28#define BRCTL_GET_VERSION 0
29#define BRCTL_GET_BRIDGES 1
30#define BRCTL_ADD_BRIDGE 2
31#define BRCTL_DEL_BRIDGE 3
32#define BRCTL_ADD_IF 4
33#define BRCTL_DEL_IF 5
34#define BRCTL_GET_BRIDGE_INFO 6
35#define BRCTL_GET_PORT_LIST 7
36#define BRCTL_SET_BRIDGE_FORWARD_DELAY 8
37#define BRCTL_SET_BRIDGE_HELLO_TIME 9
38#define BRCTL_SET_BRIDGE_MAX_AGE 10
39#define BRCTL_SET_AGEING_TIME 11
40#define BRCTL_SET_GC_INTERVAL 12
41#define BRCTL_GET_PORT_INFO 13
42#define BRCTL_SET_BRIDGE_STP_STATE 14
43#define BRCTL_SET_BRIDGE_PRIORITY 15
44#define BRCTL_SET_PORT_PRIORITY 16
45#define BRCTL_SET_PATH_COST 17
46#define BRCTL_GET_FDB_ENTRIES 18
47
48#define BR_STATE_DISABLED 0
49#define BR_STATE_LISTENING 1
50#define BR_STATE_LEARNING 2
51#define BR_STATE_FORWARDING 3
52#define BR_STATE_BLOCKING 4
53
54struct __bridge_info
55{
56 __u64 designated_root;
57 __u64 bridge_id;
58 __u32 root_path_cost;
59 __u32 max_age;
60 __u32 hello_time;
61 __u32 forward_delay;
62 __u32 bridge_max_age;
63 __u32 bridge_hello_time;
64 __u32 bridge_forward_delay;
65 __u8 topology_change;
66 __u8 topology_change_detected;
67 __u8 root_port;
68 __u8 stp_enabled;
69 __u32 ageing_time;
70 __u32 gc_interval;
71 __u32 hello_timer_value;
72 __u32 tcn_timer_value;
73 __u32 topology_change_timer_value;
74 __u32 gc_timer_value;
75};
76
77struct __port_info
78{
79 __u64 designated_root;
80 __u64 designated_bridge;
81 __u16 port_id;
82 __u16 designated_port;
83 __u32 path_cost;
84 __u32 designated_cost;
85 __u8 state;
86 __u8 top_change_ack;
87 __u8 config_pending;
88 __u8 unused0;
89 __u32 message_age_timer_value;
90 __u32 forward_delay_timer_value;
91 __u32 hold_timer_value;
92};
93
94struct __fdb_entry
95{
96 __u8 mac_addr[6];
97 __u8 port_no;
98 __u8 is_local;
99 __u32 ageing_timer_value;
100 __u32 unused;
101};
102
103#ifdef __KERNEL__
104
105#include <linux/netdevice.h>
106
107extern void brioctl_set(int (*ioctl_hook)(unsigned int, void __user *));
Stephen Hemminger6229e362007-03-21 13:38:47 -0700108extern struct sk_buff *(*br_handle_frame_hook)(struct net_bridge_port *p,
109 struct sk_buff *skb);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700110extern int (*br_should_route_hook)(struct sk_buff **pskb);
111
112#endif
113
114#endif