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 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 *)); 108extern int (*br_handle_frame_hook)(struct net_bridge_port *p, struct sk_buff **pskb); 109extern int (*br_should_route_hook)(struct sk_buff **pskb); 110 111#endif 112 113#endif 114