[IP_TUNNEL]: Don't limit the number of tunnels with generic name explicitly.
[sfrench/cifs-2.6.git] / include / net / ip6_tunnel.h
1 /*
2  * $Id$
3  */
4
5 #ifndef _NET_IP6_TUNNEL_H
6 #define _NET_IP6_TUNNEL_H
7
8 #include <linux/ipv6.h>
9 #include <linux/netdevice.h>
10 #include <linux/ip6_tunnel.h>
11
12 /* capable of sending packets */
13 #define IP6_TNL_F_CAP_XMIT 0x10000
14 /* capable of receiving packets */
15 #define IP6_TNL_F_CAP_RCV 0x20000
16
17 /* IPv6 tunnel */
18
19 struct ip6_tnl {
20         struct ip6_tnl *next;   /* next tunnel in list */
21         struct net_device *dev; /* virtual device associated with tunnel */
22         struct net_device_stats stat;   /* statistics for tunnel device */
23         int recursion;          /* depth of hard_start_xmit recursion */
24         struct ip6_tnl_parm parms;      /* tunnel configuration parameters */
25         struct flowi fl;        /* flowi template for xmit */
26         struct dst_entry *dst_cache;    /* cached dst */
27         u32 dst_cookie;
28 };
29
30 /* Tunnel encapsulation limit destination sub-option */
31
32 struct ipv6_tlv_tnl_enc_lim {
33         __u8 type;              /* type-code for option         */
34         __u8 length;            /* option length                */
35         __u8 encap_limit;       /* tunnel encapsulation limit   */
36 } __attribute__ ((packed));
37
38 #endif