1#ifndef __NET_FOU_H 2#define __NET_FOU_H 3 4#include <linux/skbuff.h> 5 6#include <net/flow.h> 7#include <net/gue.h> 8#include <net/ip_tunnels.h> 9#include <net/udp.h> 10 11size_t fou_encap_hlen(struct ip_tunnel_encap *e); 12static size_t gue_encap_hlen(struct ip_tunnel_encap *e); 13 14int fou_build_header(struct sk_buff *skb, struct ip_tunnel_encap *e, 15 u8 *protocol, struct flowi4 *fl4); 16int gue_build_header(struct sk_buff *skb, struct ip_tunnel_encap *e, 17 u8 *protocol, struct flowi4 *fl4); 18 19#endif 20