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1/* 2 * Linux ethernet bridge 3 * 4 * Authors: 5 * Lennert Buytenhek <buytenh@gnu.org> 6 * 7 * This program is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU General Public License 9 * as published by the Free Software Foundation; either version 10 * 2 of the License, or (at your option) any later version. 11 */ 12#ifndef _LINUX_IF_BRIDGE_H 13#define _LINUX_IF_BRIDGE_H 14 15 16#include <linux/netdevice.h> 17#include <uapi/linux/if_bridge.h> 18 19struct br_ip { 20 union { 21 __be32 ip4; 22#if IS_ENABLED(CONFIG_IPV6) 23 struct in6_addr ip6; 24#endif 25 } u; 26 __be16 proto; 27 __u16 vid; 28}; 29 30struct br_ip_list { 31 struct list_head list; 32 struct br_ip addr; 33}; 34 35extern void brioctl_set(int (*ioctl_hook)(struct net *, unsigned int, void __user *)); 36 37typedef int br_should_route_hook_t(struct sk_buff *skb); 38extern br_should_route_hook_t __rcu *br_should_route_hook; 39int br_multicast_list_adjacent(struct net_device *dev, 40 struct list_head *br_ip_list); 41bool br_multicast_has_querier_adjacent(struct net_device *dev, int proto); 42 43#endif