Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
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
25struct 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
39struct 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
51enum
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_ */