1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _NET_DN_NEIGH_H
3 #define _NET_DN_NEIGH_H
4 
5 /*
6  * The position of the first two fields of
7  * this structure are critical - SJW
8  */
9 struct dn_neigh {
10         struct neighbour n;
11 	__le16 addr;
12         unsigned long flags;
13 #define DN_NDFLAG_R1    0x0001 /* Router L1      */
14 #define DN_NDFLAG_R2    0x0002 /* Router L2      */
15 #define DN_NDFLAG_P3    0x0004 /* Phase III Node */
16         unsigned long blksize;
17 	__u8 priority;
18 };
19 
20 void dn_neigh_init(void);
21 void dn_neigh_cleanup(void);
22 int dn_neigh_router_hello(struct net *net, struct sock *sk, struct sk_buff *skb);
23 int dn_neigh_endnode_hello(struct net *net, struct sock *sk, struct sk_buff *skb);
24 void dn_neigh_pointopoint_hello(struct sk_buff *skb);
25 int dn_neigh_elist(struct net_device *dev, unsigned char *ptr, int n);
26 int dn_to_neigh_output(struct net *net, struct sock *sk, struct sk_buff *skb);
27 
28 extern struct neigh_table dn_neigh_table;
29 
30 #endif /* _NET_DN_NEIGH_H */
31