include/net/datalink.h

   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
   7 struct llc_sap;
   8 struct net_device;
   9 struct packet_type;
  10 struct sk_buff;
  11
  12 struct 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