projects / mirror_ubuntu-artful-kernel.git / blame
| 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) |
| 065c212a | 52 | |
| a79e88d9 SF |
53 | #define BR_DEFAULT_AGEING_TIME (300 * HZ) |
| 54 | ||
| 881d966b | 55 | extern void brioctl_set(int (*ioctl_hook)(struct net *, unsigned int, void __user *)); |
| a386f990 | 56 | |
| 2f46e079 | 57 | typedef int br_should_route_hook_t(struct sk_buff *skb); |
| a386f990 | 58 | extern br_should_route_hook_t __rcu *br_should_route_hook; |
| f941a6d9 LL |
59 | |
| 60 | #if IS_ENABLED(CONFIG_BRIDGE) && IS_ENABLED(CONFIG_BRIDGE_IGMP_SNOOPING) | |
| 07f8ac4a LL |
61 | int br_multicast_list_adjacent(struct net_device *dev, |
| 62 | struct list_head *br_ip_list); | |
| c34963e2 | 63 | bool br_multicast_has_querier_anywhere(struct net_device *dev, int proto); |
| 2cd41431 | 64 | bool br_multicast_has_querier_adjacent(struct net_device *dev, int proto); |
| 9341b988 | 65 | bool br_multicast_enabled(const struct net_device *dev); |
| f941a6d9 LL |
66 | #else |
| 67 | static inline int br_multicast_list_adjacent(struct net_device *dev, | |
| 68 | struct list_head *br_ip_list) | |
| 69 | { | |
| 70 | return 0; | |
| 71 | } | |
| c34963e2 LL |
72 | static inline bool br_multicast_has_querier_anywhere(struct net_device *dev, |
| 73 | int proto) | |
| 74 | { | |
| 75 | return false; | |
| 76 | } | |
| f941a6d9 LL |
77 | static inline bool br_multicast_has_querier_adjacent(struct net_device *dev, |
| 78 | int proto) | |
| 79 | { | |
| 80 | return false; | |
| 81 | } | |
| 9341b988 IS |
82 | static inline bool br_multicast_enabled(const struct net_device *dev) |
| 83 | { | |
| 84 | return false; | |
| 85 | } | |
| f941a6d9 | 86 | #endif |
| 1da177e4 | 87 | |
| 1f51445a IS |
88 | #if IS_ENABLED(CONFIG_BRIDGE) && IS_ENABLED(CONFIG_BRIDGE_VLAN_FILTERING) |
| 89 | bool br_vlan_enabled(const struct net_device *dev); | |
| 90 | #else | |
| 91 | static inline bool br_vlan_enabled(const struct net_device *dev) | |
| 92 | { | |
| 93 | return false; | |
| 94 | } | |
| 95 | #endif | |
| 96 | ||
| 1da177e4 | 97 | #endif |