| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 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 | |
| 54 | struct __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 | |
| 77 | struct __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 | |
| 94 | struct __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 | |
| 107 | extern void brioctl_set(int (*ioctl_hook)(unsigned int, void __user *)); |
| 108 | extern int (*br_handle_frame_hook)(struct net_bridge_port *p, struct sk_buff **pskb); |
| 109 | extern int (*br_should_route_hook)(struct sk_buff **pskb); |
| 110 | |
| 111 | #endif |
| 112 | |
| 113 | #endif |