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br_private_tunnel.h
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br_private_tunnel.h
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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Bridge per vlan tunnels
*
* Authors:
* Roopa Prabhu <[email protected]>
*/
#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