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80 lines
2.0 KiB
80 lines
2.0 KiB
/* |
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* Linux ethernet bridge |
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* |
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* Authors: |
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* Lennert Buytenhek <[email protected]> |
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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/netdevice.h> |
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#include <uapi/linux/if_bridge.h> |
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#include <linux/bitops.h> |
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struct br_ip { |
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union { |
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__be32 ip4; |
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#if IS_ENABLED(CONFIG_IPV6) |
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struct in6_addr ip6; |
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#endif |
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} u; |
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__be16 proto; |
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__u16 vid; |
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}; |
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struct br_ip_list { |
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struct list_head list; |
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struct br_ip addr; |
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}; |
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#define BR_HAIRPIN_MODE BIT(0) |
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#define BR_BPDU_GUARD BIT(1) |
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#define BR_ROOT_BLOCK BIT(2) |
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#define BR_MULTICAST_FAST_LEAVE BIT(3) |
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#define BR_ADMIN_COST BIT(4) |
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#define BR_LEARNING BIT(5) |
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#define BR_FLOOD BIT(6) |
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#define BR_AUTO_MASK (BR_FLOOD | BR_LEARNING) |
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#define BR_PROMISC BIT(7) |
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#define BR_PROXYARP BIT(8) |
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#define BR_LEARNING_SYNC BIT(9) |
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#define BR_PROXYARP_WIFI BIT(10) |
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#define BR_MCAST_FLOOD BIT(11) |
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#define BR_DEFAULT_AGEING_TIME (300 * HZ) |
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extern void brioctl_set(int (*ioctl_hook)(struct net *, unsigned int, void __user *)); |
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typedef int br_should_route_hook_t(struct sk_buff *skb); |
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extern br_should_route_hook_t __rcu *br_should_route_hook; |
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#if IS_ENABLED(CONFIG_BRIDGE) && IS_ENABLED(CONFIG_BRIDGE_IGMP_SNOOPING) |
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int br_multicast_list_adjacent(struct net_device *dev, |
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struct list_head *br_ip_list); |
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bool br_multicast_has_querier_anywhere(struct net_device *dev, int proto); |
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bool br_multicast_has_querier_adjacent(struct net_device *dev, int proto); |
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#else |
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static inline int br_multicast_list_adjacent(struct net_device *dev, |
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struct list_head *br_ip_list) |
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{ |
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return 0; |
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} |
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static inline bool br_multicast_has_querier_anywhere(struct net_device *dev, |
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int proto) |
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{ |
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return false; |
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} |
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static inline bool br_multicast_has_querier_adjacent(struct net_device *dev, |
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int proto) |
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{ |
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return false; |
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} |
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#endif |
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#endif
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