]>
git.proxmox.com Git - mirror_ubuntu-jammy-kernel.git/blob - include/linux/if_bridge.h
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * Linux ethernet bridge
6 * Lennert Buytenhek <buytenh@gnu.org>
8 #ifndef _LINUX_IF_BRIDGE_H
9 #define _LINUX_IF_BRIDGE_H
12 #include <linux/netdevice.h>
13 #include <uapi/linux/if_bridge.h>
14 #include <linux/bitops.h>
19 #if IS_ENABLED(CONFIG_IPV6)
25 #if IS_ENABLED(CONFIG_IPV6)
28 unsigned char mac_addr
[ETH_ALEN
];
35 struct list_head list
;
39 #define BR_HAIRPIN_MODE BIT(0)
40 #define BR_BPDU_GUARD BIT(1)
41 #define BR_ROOT_BLOCK BIT(2)
42 #define BR_MULTICAST_FAST_LEAVE BIT(3)
43 #define BR_ADMIN_COST BIT(4)
44 #define BR_LEARNING BIT(5)
45 #define BR_FLOOD BIT(6)
46 #define BR_AUTO_MASK (BR_FLOOD | BR_LEARNING)
47 #define BR_PROMISC BIT(7)
48 #define BR_PROXYARP BIT(8)
49 #define BR_LEARNING_SYNC BIT(9)
50 #define BR_PROXYARP_WIFI BIT(10)
51 #define BR_MCAST_FLOOD BIT(11)
52 #define BR_MULTICAST_TO_UNICAST BIT(12)
53 #define BR_VLAN_TUNNEL BIT(13)
54 #define BR_BCAST_FLOOD BIT(14)
55 #define BR_NEIGH_SUPPRESS BIT(15)
56 #define BR_ISOLATED BIT(16)
57 #define BR_MRP_AWARE BIT(17)
58 #define BR_MRP_LOST_CONT BIT(18)
59 #define BR_MRP_LOST_IN_CONT BIT(19)
61 #define BR_DEFAULT_AGEING_TIME (300 * HZ)
63 extern void brioctl_set(int (*ioctl_hook
)(struct net
*, unsigned int, void __user
*));
65 #if IS_ENABLED(CONFIG_BRIDGE) && IS_ENABLED(CONFIG_BRIDGE_IGMP_SNOOPING)
66 int br_multicast_list_adjacent(struct net_device
*dev
,
67 struct list_head
*br_ip_list
);
68 bool br_multicast_has_querier_anywhere(struct net_device
*dev
, int proto
);
69 bool br_multicast_has_querier_adjacent(struct net_device
*dev
, int proto
);
70 bool br_multicast_enabled(const struct net_device
*dev
);
71 bool br_multicast_router(const struct net_device
*dev
);
72 int br_mdb_replay(struct net_device
*br_dev
, struct net_device
*dev
,
73 struct notifier_block
*nb
, struct netlink_ext_ack
*extack
);
75 static inline int br_multicast_list_adjacent(struct net_device
*dev
,
76 struct list_head
*br_ip_list
)
80 static inline bool br_multicast_has_querier_anywhere(struct net_device
*dev
,
85 static inline bool br_multicast_has_querier_adjacent(struct net_device
*dev
,
90 static inline bool br_multicast_enabled(const struct net_device
*dev
)
94 static inline bool br_multicast_router(const struct net_device
*dev
)
98 static inline int br_mdb_replay(struct net_device
*br_dev
,
99 struct net_device
*dev
,
100 struct notifier_block
*nb
,
101 struct netlink_ext_ack
*extack
)
107 #if IS_ENABLED(CONFIG_BRIDGE) && IS_ENABLED(CONFIG_BRIDGE_VLAN_FILTERING)
108 bool br_vlan_enabled(const struct net_device
*dev
);
109 int br_vlan_get_pvid(const struct net_device
*dev
, u16
*p_pvid
);
110 int br_vlan_get_pvid_rcu(const struct net_device
*dev
, u16
*p_pvid
);
111 int br_vlan_get_proto(const struct net_device
*dev
, u16
*p_proto
);
112 int br_vlan_get_info(const struct net_device
*dev
, u16 vid
,
113 struct bridge_vlan_info
*p_vinfo
);
114 int br_vlan_replay(struct net_device
*br_dev
, struct net_device
*dev
,
115 struct notifier_block
*nb
, struct netlink_ext_ack
*extack
);
117 static inline bool br_vlan_enabled(const struct net_device
*dev
)
122 static inline int br_vlan_get_pvid(const struct net_device
*dev
, u16
*p_pvid
)
127 static inline int br_vlan_get_proto(const struct net_device
*dev
, u16
*p_proto
)
132 static inline int br_vlan_get_pvid_rcu(const struct net_device
*dev
, u16
*p_pvid
)
137 static inline int br_vlan_get_info(const struct net_device
*dev
, u16 vid
,
138 struct bridge_vlan_info
*p_vinfo
)
143 static inline int br_vlan_replay(struct net_device
*br_dev
,
144 struct net_device
*dev
,
145 struct notifier_block
*nb
,
146 struct netlink_ext_ack
*extack
)
152 #if IS_ENABLED(CONFIG_BRIDGE)
153 struct net_device
*br_fdb_find_port(const struct net_device
*br_dev
,
154 const unsigned char *addr
,
156 void br_fdb_clear_offload(const struct net_device
*dev
, u16 vid
);
157 bool br_port_flag_is_set(const struct net_device
*dev
, unsigned long flag
);
158 u8
br_port_get_stp_state(const struct net_device
*dev
);
159 clock_t br_get_ageing_time(struct net_device
*br_dev
);
160 int br_fdb_replay(struct net_device
*br_dev
, struct net_device
*dev
,
161 struct notifier_block
*nb
);
163 static inline struct net_device
*
164 br_fdb_find_port(const struct net_device
*br_dev
,
165 const unsigned char *addr
,
171 static inline void br_fdb_clear_offload(const struct net_device
*dev
, u16 vid
)
176 br_port_flag_is_set(const struct net_device
*dev
, unsigned long flag
)
181 static inline u8
br_port_get_stp_state(const struct net_device
*dev
)
183 return BR_STATE_DISABLED
;
186 static inline clock_t br_get_ageing_time(struct net_device
*br_dev
)
191 static inline int br_fdb_replay(struct net_device
*br_dev
,
192 struct net_device
*dev
,
193 struct notifier_block
*nb
)