/* * Linux ethernet bridge * * Authors: * Lennert Buytenhek <buytenh@gnu.org> * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version * 2 of the License, or (at your option) any later version. */ #ifndef _LINUX_IF_BRIDGE_H #define _LINUX_IF_BRIDGE_H #include <linux/types.h> #define SYSFS_BRIDGE_ATTR "bridge" #define SYSFS_BRIDGE_FDB "brforward" #define SYSFS_BRIDGE_PORT_SUBDIR "brif" #define SYSFS_BRIDGE_PORT_ATTR "brport" #define SYSFS_BRIDGE_PORT_LINK "bridge" #define BRCTL_VERSION 1 #define BRCTL_GET_VERSION 0 #define BRCTL_GET_BRIDGES 1 #define BRCTL_ADD_BRIDGE 2 #define BRCTL_DEL_BRIDGE 3 #define BRCTL_ADD_IF 4 #define BRCTL_DEL_IF 5 #define BRCTL_GET_BRIDGE_INFO 6 #define BRCTL_GET_PORT_LIST 7 #define BRCTL_SET_BRIDGE_FORWARD_DELAY 8 #define BRCTL_SET_BRIDGE_HELLO_TIME 9 #define BRCTL_SET_BRIDGE_MAX_AGE 10 #define BRCTL_SET_AGEING_TIME 11 #define BRCTL_SET_GC_INTERVAL 12 #define BRCTL_GET_PORT_INFO 13 #define BRCTL_SET_BRIDGE_STP_STATE 14 #define BRCTL_SET_BRIDGE_PRIORITY 15 #define BRCTL_SET_PORT_PRIORITY 16 #define BRCTL_SET_PATH_COST 17 #define BRCTL_GET_FDB_ENTRIES 18 #define BR_STATE_DISABLED 0 #define BR_STATE_LISTENING 1 #define BR_STATE_LEARNING 2 #define BR_STATE_FORWARDING 3 #define BR_STATE_BLOCKING 4 struct __bridge_info { __u64 designated_root; __u64 bridge_id; __u32 root_path_cost; __u32 max_age; __u32 hello_time; __u32 forward_delay; __u32 bridge_max_age; __u32 bridge_hello_time; __u32 bridge_forward_delay; __u8 topology_change; __u8 topology_change_detected; __u8 root_port; __u8 stp_enabled; __u32 ageing_time; __u32 gc_interval; __u32 hello_timer_value; __u32 tcn_timer_value; __u32 topology_change_timer_value; __u32 gc_timer_value; }; struct __port_info { __u64 designated_root; __u64 designated_bridge; __u16 port_id; __u16 designated_port; __u32 path_cost; __u32 designated_cost; __u8 state; __u8 top_change_ack; __u8 config_pending; __u8 unused0; __u32 message_age_timer_value; __u32 forward_delay_timer_value; __u32 hold_timer_value; }; struct __fdb_entry { __u8 mac_addr[6]; __u8 port_no; __u8 is_local; __u32 ageing_timer_value; __u8 port_hi; __u8 pad0; __u16 unused; }; #ifdef __KERNEL__ #include <linux/netdevice.h> extern void brioctl_set(int (*ioctl_hook)(struct net *, unsigned int, void __user *)); extern struct sk_buff *(*br_handle_frame_hook)(struct net_bridge_port *p, struct sk_buff *skb); extern int (*br_should_route_hook)(struct sk_buff *skb); #endif #endif