1 /*
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 BRCTL_VERSION 1
21
22 #define BRCTL_GET_VERSION 0
23 #define BRCTL_GET_BRIDGES 1
24 #define BRCTL_ADD_BRIDGE 2
25 #define BRCTL_DEL_BRIDGE 3
26 #define BRCTL_ADD_IF 4
27 #define BRCTL_DEL_IF 5
28 #define BRCTL_GET_BRIDGE_INFO 6
29 #define BRCTL_GET_PORT_LIST 7
30 #define BRCTL_SET_BRIDGE_FORWARD_DELAY 8
31 #define BRCTL_SET_BRIDGE_HELLO_TIME 9
32 #define BRCTL_SET_BRIDGE_MAX_AGE 10
33 #define BRCTL_SET_AGEING_TIME 11
34 #define BRCTL_SET_GC_INTERVAL 12
35 #define BRCTL_GET_PORT_INFO 13
36 #define BRCTL_SET_BRIDGE_STP_STATE 14
37 #define BRCTL_SET_BRIDGE_PRIORITY 15
38 #define BRCTL_SET_PORT_PRIORITY 16
39 #define BRCTL_SET_PATH_COST 17
40 #define BRCTL_GET_FDB_ENTRIES 18
41
42 #define BR_STATE_DISABLED 0
43 #define BR_STATE_LISTENING 1
44 #define BR_STATE_LEARNING 2
45 #define BR_STATE_FORWARDING 3
46 #define BR_STATE_BLOCKING 4
47
48 struct __bridge_info
49 {
50 __u64 designated_root;
51 __u64 bridge_id;
52 __u32 root_path_cost;
53 __u32 max_age;
54 __u32 hello_time;
55 __u32 forward_delay;
56 __u32 bridge_max_age;
57 __u32 bridge_hello_time;
58 __u32 bridge_forward_delay;
59 __u8 topology_change;
60 __u8 topology_change_detected;
61 __u8 root_port;
62 __u8 stp_enabled;
63 __u32 ageing_time;
64 __u32 gc_interval;
65 __u32 hello_timer_value;
66 __u32 tcn_timer_value;
67 __u32 topology_change_timer_value;
68 __u32 gc_timer_value;
69 };
70
71 struct __port_info
72 {
73 __u64 designated_root;
74 __u64 designated_bridge;
75 __u16 port_id;
76 __u16 designated_port;
77 __u32 path_cost;
78 __u32 designated_cost;
79 __u8 state;
80 __u8 top_change_ack;
81 __u8 config_pending;
82 __u8 unused0;
83 __u32 message_age_timer_value;
84 __u32 forward_delay_timer_value;
85 __u32 hold_timer_value;
86 };
87
88 struct __fdb_entry
89 {
90 __u8 mac_addr[6];
91 __u8 port_no;
92 __u8 is_local;
93 __u32 ageing_timer_value;
94 __u32 unused;
95 };
96
97 #ifdef __KERNEL__
98
99 #include <linux/netdevice.h>
100
101 struct net_bridge;
102 struct net_bridge_port;
103
104 extern int (*br_ioctl_hook)(unsigned long arg);
105 extern void (*br_handle_frame_hook)(struct sk_buff *skb);
106
107 #endif
108
109 #endif
110
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