1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
2 | /* |
3 | * Bridge per vlan tunnels |
4 | * |
5 | * Authors: |
6 | * Roopa Prabhu <roopa@cumulusnetworks.com> |
7 | */ |
8 | |
9 | #ifndef _BR_PRIVATE_TUNNEL_H |
10 | #define _BR_PRIVATE_TUNNEL_H |
11 | |
12 | struct vtunnel_info { |
13 | u32 tunid; |
14 | u16 vid; |
15 | u16 flags; |
16 | }; |
17 | |
18 | /* br_netlink_tunnel.c */ |
19 | int br_parse_vlan_tunnel_info(struct nlattr *attr, |
20 | struct vtunnel_info *tinfo); |
21 | int br_process_vlan_tunnel_info(const struct net_bridge *br, |
22 | const struct net_bridge_port *p, |
23 | int cmd, |
24 | struct vtunnel_info *tinfo_curr, |
25 | struct vtunnel_info *tinfo_last, |
26 | bool *changed); |
27 | int br_get_vlan_tunnel_info_size(struct net_bridge_vlan_group *vg); |
28 | int br_fill_vlan_tunnel_info(struct sk_buff *skb, |
29 | struct net_bridge_vlan_group *vg); |
30 | bool vlan_tunid_inrange(const struct net_bridge_vlan *v_curr, |
31 | const struct net_bridge_vlan *v_last); |
32 | int br_vlan_tunnel_info(const struct net_bridge_port *p, int cmd, |
33 | u16 vid, u32 tun_id, bool *changed); |
34 | |
35 | #ifdef CONFIG_BRIDGE_VLAN_FILTERING |
36 | /* br_vlan_tunnel.c */ |
37 | int vlan_tunnel_init(struct net_bridge_vlan_group *vg); |
38 | void vlan_tunnel_deinit(struct net_bridge_vlan_group *vg); |
39 | int nbp_vlan_tunnel_info_delete(const struct net_bridge_port *port, u16 vid); |
40 | int nbp_vlan_tunnel_info_add(const struct net_bridge_port *port, u16 vid, |
41 | u32 tun_id); |
42 | void nbp_vlan_tunnel_info_flush(struct net_bridge_port *port); |
43 | void vlan_tunnel_info_del(struct net_bridge_vlan_group *vg, |
44 | struct net_bridge_vlan *vlan); |
45 | void br_handle_ingress_vlan_tunnel(struct sk_buff *skb, |
46 | struct net_bridge_port *p, |
47 | struct net_bridge_vlan_group *vg); |
48 | int br_handle_egress_vlan_tunnel(struct sk_buff *skb, |
49 | struct net_bridge_vlan *vlan); |
50 | #else |
51 | static inline int vlan_tunnel_init(struct net_bridge_vlan_group *vg) |
52 | { |
53 | return 0; |
54 | } |
55 | |
56 | static inline int nbp_vlan_tunnel_info_delete(const struct net_bridge_port *port, |
57 | u16 vid) |
58 | { |
59 | return 0; |
60 | } |
61 | |
62 | static inline int nbp_vlan_tunnel_info_add(const struct net_bridge_port *port, |
63 | u16 vid, u32 tun_id) |
64 | { |
65 | return 0; |
66 | } |
67 | |
68 | static inline void nbp_vlan_tunnel_info_flush(struct net_bridge_port *port) |
69 | { |
70 | } |
71 | |
72 | static inline void vlan_tunnel_info_del(struct net_bridge_vlan_group *vg, |
73 | struct net_bridge_vlan *vlan) |
74 | { |
75 | } |
76 | |
77 | static inline int br_handle_ingress_vlan_tunnel(struct sk_buff *skb, |
78 | struct net_bridge_port *p, |
79 | struct net_bridge_vlan_group *vg) |
80 | { |
81 | return 0; |
82 | } |
83 | #endif |
84 | |
85 | #endif |
86 | |