1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _NET_INET_DATALINK_H_
3#define _NET_INET_DATALINK_H_
4
5#include <linux/list.h>
6
7struct llc_sap;
8struct net_device;
9struct packet_type;
10struct sk_buff;
11
12struct datalink_proto {
13        unsigned char   type[8];
14
15	struct llc_sap   *sap;
16
17        unsigned short  header_length;
18
19        int     (*rcvfunc)(struct sk_buff *, struct net_device *,
20                                struct packet_type *, struct net_device *);
21	int     (*request)(struct datalink_proto *, struct sk_buff *,
22			   const unsigned char *);
23	struct list_head node;
24};
25
26#endif
27