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 struct datalink_proto *make_EII_client(void); 27 void destroy_EII_client(struct datalink_proto *dl); 28 #endif 29