Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* |
2 | * Linux ethernet bridge | |
3 | * | |
4 | * Authors: | |
5 | * Lennert Buytenhek <buytenh@gnu.org> | |
6 | * | |
1da177e4 LT |
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 | */ | |
1da177e4 LT |
12 | #ifndef _LINUX_IF_BRIDGE_H |
13 | #define _LINUX_IF_BRIDGE_H | |
14 | ||
1da177e4 LT |
15 | |
16 | #include <linux/netdevice.h> | |
607ca46e | 17 | #include <uapi/linux/if_bridge.h> |
065c212a | 18 | #include <linux/bitops.h> |
1da177e4 | 19 | |
07f8ac4a LL |
20 | struct br_ip { |
21 | union { | |
22 | __be32 ip4; | |
23 | #if IS_ENABLED(CONFIG_IPV6) | |
24 | struct in6_addr ip6; | |
25 | #endif | |
26 | } u; | |
27 | __be16 proto; | |
28 | __u16 vid; | |
29 | }; | |
30 | ||
31 | struct br_ip_list { | |
32 | struct list_head list; | |
33 | struct br_ip addr; | |
34 | }; | |
35 | ||
065c212a SF |
36 | #define BR_HAIRPIN_MODE BIT(0) |
37 | #define BR_BPDU_GUARD BIT(1) | |
38 | #define BR_ROOT_BLOCK BIT(2) | |
39 | #define BR_MULTICAST_FAST_LEAVE BIT(3) | |
40 | #define BR_ADMIN_COST BIT(4) | |
41 | #define BR_LEARNING BIT(5) | |
42 | #define BR_FLOOD BIT(6) | |
43 | #define BR_AUTO_MASK (BR_FLOOD | BR_LEARNING) | |
44 | #define BR_PROMISC BIT(7) | |
45 | #define BR_PROXYARP BIT(8) | |
efacacda | 46 | #define BR_LEARNING_SYNC BIT(9) |
842a9ae0 | 47 | #define BR_PROXYARP_WIFI BIT(10) |
b6cb5ac8 | 48 | #define BR_MCAST_FLOOD BIT(11) |
6db6f0ea | 49 | #define BR_MULTICAST_TO_UNICAST BIT(12) |
b3c7ef0a | 50 | #define BR_VLAN_TUNNEL BIT(13) |
99f906e9 | 51 | #define BR_BCAST_FLOOD BIT(14) |
821f1b21 | 52 | #define BR_NEIGH_SUPPRESS BIT(15) |
065c212a | 53 | |
a79e88d9 SF |
54 | #define BR_DEFAULT_AGEING_TIME (300 * HZ) |
55 | ||
881d966b | 56 | extern void brioctl_set(int (*ioctl_hook)(struct net *, unsigned int, void __user *)); |
a386f990 | 57 | |
2f46e079 | 58 | typedef int br_should_route_hook_t(struct sk_buff *skb); |
a386f990 | 59 | extern br_should_route_hook_t __rcu *br_should_route_hook; |
f941a6d9 LL |
60 | |
61 | #if IS_ENABLED(CONFIG_BRIDGE) && IS_ENABLED(CONFIG_BRIDGE_IGMP_SNOOPING) | |
07f8ac4a LL |
62 | int br_multicast_list_adjacent(struct net_device *dev, |
63 | struct list_head *br_ip_list); | |
c34963e2 | 64 | bool br_multicast_has_querier_anywhere(struct net_device *dev, int proto); |
2cd41431 | 65 | bool br_multicast_has_querier_adjacent(struct net_device *dev, int proto); |
9341b988 | 66 | bool br_multicast_enabled(const struct net_device *dev); |
0912bda4 | 67 | bool br_multicast_router(const struct net_device *dev); |
f941a6d9 LL |
68 | #else |
69 | static inline int br_multicast_list_adjacent(struct net_device *dev, | |
70 | struct list_head *br_ip_list) | |
71 | { | |
72 | return 0; | |
73 | } | |
c34963e2 LL |
74 | static inline bool br_multicast_has_querier_anywhere(struct net_device *dev, |
75 | int proto) | |
76 | { | |
77 | return false; | |
78 | } | |
f941a6d9 LL |
79 | static inline bool br_multicast_has_querier_adjacent(struct net_device *dev, |
80 | int proto) | |
81 | { | |
82 | return false; | |
83 | } | |
9341b988 IS |
84 | static inline bool br_multicast_enabled(const struct net_device *dev) |
85 | { | |
86 | return false; | |
87 | } | |
0912bda4 YG |
88 | static inline bool br_multicast_router(const struct net_device *dev) |
89 | { | |
90 | return false; | |
91 | } | |
f941a6d9 | 92 | #endif |
1da177e4 | 93 | |
1f51445a IS |
94 | #if IS_ENABLED(CONFIG_BRIDGE) && IS_ENABLED(CONFIG_BRIDGE_VLAN_FILTERING) |
95 | bool br_vlan_enabled(const struct net_device *dev); | |
96 | #else | |
97 | static inline bool br_vlan_enabled(const struct net_device *dev) | |
98 | { | |
99 | return false; | |
100 | } | |
101 | #endif | |
102 | ||
1da177e4 | 103 | #endif |