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