Merge branch 'next' into for-linus
[linux-2.6] / include / linux / if_tunnel.h
1 #ifndef _IF_TUNNEL_H_
2 #define _IF_TUNNEL_H_
3
4 #include <linux/types.h>
5 #include <linux/ip.h>
6
7 #define SIOCGETTUNNEL   (SIOCDEVPRIVATE + 0)
8 #define SIOCADDTUNNEL   (SIOCDEVPRIVATE + 1)
9 #define SIOCDELTUNNEL   (SIOCDEVPRIVATE + 2)
10 #define SIOCCHGTUNNEL   (SIOCDEVPRIVATE + 3)
11 #define SIOCGETPRL      (SIOCDEVPRIVATE + 4)
12 #define SIOCADDPRL      (SIOCDEVPRIVATE + 5)
13 #define SIOCDELPRL      (SIOCDEVPRIVATE + 6)
14 #define SIOCCHGPRL      (SIOCDEVPRIVATE + 7)
15
16 #define GRE_CSUM        __constant_htons(0x8000)
17 #define GRE_ROUTING     __constant_htons(0x4000)
18 #define GRE_KEY         __constant_htons(0x2000)
19 #define GRE_SEQ         __constant_htons(0x1000)
20 #define GRE_STRICT      __constant_htons(0x0800)
21 #define GRE_REC         __constant_htons(0x0700)
22 #define GRE_FLAGS       __constant_htons(0x00F8)
23 #define GRE_VERSION     __constant_htons(0x0007)
24
25 struct ip_tunnel_parm
26 {
27         char                    name[IFNAMSIZ];
28         int                     link;
29         __be16                  i_flags;
30         __be16                  o_flags;
31         __be32                  i_key;
32         __be32                  o_key;
33         struct iphdr            iph;
34 };
35
36 /* SIT-mode i_flags */
37 #define SIT_ISATAP      0x0001
38
39 struct ip_tunnel_prl {
40         __be32                  addr;
41         __u16                   flags;
42         __u16                   __reserved;
43         __u32                   datalen;
44         __u32                   __reserved2;
45         /* data follows */
46 };
47
48 /* PRL flags */
49 #define PRL_DEFAULT             0x0001
50
51 enum
52 {
53         IFLA_GRE_UNSPEC,
54         IFLA_GRE_LINK,
55         IFLA_GRE_IFLAGS,
56         IFLA_GRE_OFLAGS,
57         IFLA_GRE_IKEY,
58         IFLA_GRE_OKEY,
59         IFLA_GRE_LOCAL,
60         IFLA_GRE_REMOTE,
61         IFLA_GRE_TTL,
62         IFLA_GRE_TOS,
63         IFLA_GRE_PMTUDISC,
64         __IFLA_GRE_MAX,
65 };
66
67 #define IFLA_GRE_MAX    (__IFLA_GRE_MAX - 1)
68
69 #endif /* _IF_TUNNEL_H_ */