aboutsummaryrefslogtreecommitdiff
path: root/net/bridge/br_private_tunnel.h
blob: 2b053289f01665b2eda36cd397a8479f22083dbe (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 *	Bridge per vlan tunnels
 *
 *	Authors:
 *	Roopa Prabhu		<roopa@cumulusnetworks.com>
 */

#ifndef _BR_PRIVATE_TUNNEL_H
#define _BR_PRIVATE_TUNNEL_H

struct vtunnel_info {
	u32	tunid;
	u16	vid;
	u16	flags;
};

/* br_netlink_tunnel.c */
int br_parse_vlan_tunnel_info(struct nlattr *attr,
			      struct vtunnel_info *tinfo);
int br_process_vlan_tunnel_info(const struct net_bridge *br,
				const struct net_bridge_port *p,
				int cmd,
				struct vtunnel_info *tinfo_curr,
				struct vtunnel_info *tinfo_last,
				bool *changed);
int br_get_vlan_tunnel_info_size(struct net_bridge_vlan_group *vg);
int br_fill_vlan_tunnel_info(struct sk_buff *skb,
			     struct net_bridge_vlan_group *vg);

#ifdef CONFIG_BRIDGE_VLAN_FILTERING
/* br_vlan_tunnel.c */
int vlan_tunnel_init(struct net_bridge_vlan_group *vg);
void vlan_tunnel_deinit(struct net_bridge_vlan_group *vg);
int nbp_vlan_tunnel_info_delete(const struct net_bridge_port *port, u16 vid);
int nbp_vlan_tunnel_info_add(const struct net_bridge_port *port, u16 vid,
			     u32 tun_id);
void nbp_vlan_tunnel_info_flush(struct net_bridge_port *port);
void vlan_tunnel_info_del(struct net_bridge_vlan_group *vg,
			  struct net_bridge_vlan *vlan);
void br_handle_ingress_vlan_tunnel(struct sk_buff *skb,
				   struct net_bridge_port *p,
				   struct net_bridge_vlan_group *vg);
int br_handle_egress_vlan_tunnel(struct sk_buff *skb,
				 struct net_bridge_vlan *vlan);
bool vlan_tunid_inrange(const struct net_bridge_vlan *v_curr,
			const struct net_bridge_vlan *v_last);
int br_vlan_tunnel_info(const struct net_bridge_port *p, int cmd,
			u16 vid, u32 tun_id, bool *changed);
#else
static inline int vlan_tunnel_init(struct net_bridge_vlan_group *vg)
{
	return 0;
}

static inline int nbp_vlan_tunnel_info_delete(const struct net_bridge_port *port,
					      u16 vid)
{
	return 0;
}

static inline int nbp_vlan_tunnel_info_add(const struct net_bridge_port *port,
					   u16 vid, u32 tun_id)
{
	return 0;
}

static inline void nbp_vlan_tunnel_info_flush(struct net_bridge_port *port)
{
}

static inline void vlan_tunnel_info_del(struct net_bridge_vlan_group *vg,
					struct net_bridge_vlan *vlan)
{
}

static inline int br_handle_ingress_vlan_tunnel(struct sk_buff *skb,
						struct net_bridge_port *p,
						struct net_bridge_vlan_group *vg)
{
	return 0;
}
#endif

#endif