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6229e362dd
Change the bridging hook to be simple function with return value rather than modifying the skb argument. This could generate better code and is cleaner. Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
115 lines
2.6 KiB
C
115 lines
2.6 KiB
C
/*
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* Linux ethernet bridge
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*
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* Authors:
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* Lennert Buytenhek <buytenh@gnu.org>
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*
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* $Id: if_bridge.h,v 1.1 2000/02/18 16:47:01 davem Exp $
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*/
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#ifndef _LINUX_IF_BRIDGE_H
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#define _LINUX_IF_BRIDGE_H
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#include <linux/types.h>
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#define SYSFS_BRIDGE_ATTR "bridge"
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#define SYSFS_BRIDGE_FDB "brforward"
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#define SYSFS_BRIDGE_PORT_SUBDIR "brif"
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#define SYSFS_BRIDGE_PORT_ATTR "brport"
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#define SYSFS_BRIDGE_PORT_LINK "bridge"
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#define BRCTL_VERSION 1
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#define BRCTL_GET_VERSION 0
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#define BRCTL_GET_BRIDGES 1
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#define BRCTL_ADD_BRIDGE 2
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#define BRCTL_DEL_BRIDGE 3
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#define BRCTL_ADD_IF 4
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#define BRCTL_DEL_IF 5
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#define BRCTL_GET_BRIDGE_INFO 6
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#define BRCTL_GET_PORT_LIST 7
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#define BRCTL_SET_BRIDGE_FORWARD_DELAY 8
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#define BRCTL_SET_BRIDGE_HELLO_TIME 9
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#define BRCTL_SET_BRIDGE_MAX_AGE 10
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#define BRCTL_SET_AGEING_TIME 11
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#define BRCTL_SET_GC_INTERVAL 12
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#define BRCTL_GET_PORT_INFO 13
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#define BRCTL_SET_BRIDGE_STP_STATE 14
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#define BRCTL_SET_BRIDGE_PRIORITY 15
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#define BRCTL_SET_PORT_PRIORITY 16
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#define BRCTL_SET_PATH_COST 17
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#define BRCTL_GET_FDB_ENTRIES 18
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#define BR_STATE_DISABLED 0
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#define BR_STATE_LISTENING 1
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#define BR_STATE_LEARNING 2
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#define BR_STATE_FORWARDING 3
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#define BR_STATE_BLOCKING 4
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struct __bridge_info
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{
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__u64 designated_root;
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__u64 bridge_id;
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__u32 root_path_cost;
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__u32 max_age;
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__u32 hello_time;
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__u32 forward_delay;
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__u32 bridge_max_age;
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__u32 bridge_hello_time;
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__u32 bridge_forward_delay;
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__u8 topology_change;
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__u8 topology_change_detected;
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__u8 root_port;
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__u8 stp_enabled;
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__u32 ageing_time;
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__u32 gc_interval;
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__u32 hello_timer_value;
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__u32 tcn_timer_value;
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__u32 topology_change_timer_value;
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__u32 gc_timer_value;
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};
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struct __port_info
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{
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__u64 designated_root;
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__u64 designated_bridge;
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__u16 port_id;
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__u16 designated_port;
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__u32 path_cost;
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__u32 designated_cost;
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__u8 state;
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__u8 top_change_ack;
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__u8 config_pending;
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__u8 unused0;
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__u32 message_age_timer_value;
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__u32 forward_delay_timer_value;
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__u32 hold_timer_value;
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};
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struct __fdb_entry
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{
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__u8 mac_addr[6];
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__u8 port_no;
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__u8 is_local;
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__u32 ageing_timer_value;
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__u32 unused;
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};
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#ifdef __KERNEL__
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#include <linux/netdevice.h>
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extern void brioctl_set(int (*ioctl_hook)(unsigned int, void __user *));
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extern struct sk_buff *(*br_handle_frame_hook)(struct net_bridge_port *p,
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struct sk_buff *skb);
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extern int (*br_should_route_hook)(struct sk_buff **pskb);
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#endif
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#endif
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