tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
1#ifndef _NET_IP6_TUNNEL_H
2#define _NET_IP6_TUNNEL_H
3
4#include <linux/ipv6.h>
5#include <linux/netdevice.h>
6#include <linux/ip6_tunnel.h>
7
8/* capable of sending packets */
9#define IP6_TNL_F_CAP_XMIT 0x10000
10/* capable of receiving packets */
11#define IP6_TNL_F_CAP_RCV 0x20000
12
13/* IPv6 tunnel */
14
15struct ip6_tnl {
16 struct ip6_tnl *next; /* next tunnel in list */
17 struct net_device *dev; /* virtual device associated with tunnel */
18 int recursion; /* depth of hard_start_xmit recursion */
19 struct ip6_tnl_parm parms; /* tunnel configuration parameters */
20 struct flowi fl; /* flowi template for xmit */
21 struct dst_entry *dst_cache; /* cached dst */
22 u32 dst_cookie;
23};
24
25/* Tunnel encapsulation limit destination sub-option */
26
27struct ipv6_tlv_tnl_enc_lim {
28 __u8 type; /* type-code for option */
29 __u8 length; /* option length */
30 __u8 encap_limit; /* tunnel encapsulation limit */
31} __attribute__ ((packed));
32
33#endif