tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1#ifndef _IF_TUNNEL_H_
2#define _IF_TUNNEL_H_
3
4#include <linux/types.h>
5
6#define SIOCGETTUNNEL (SIOCDEVPRIVATE + 0)
7#define SIOCADDTUNNEL (SIOCDEVPRIVATE + 1)
8#define SIOCDELTUNNEL (SIOCDEVPRIVATE + 2)
9#define SIOCCHGTUNNEL (SIOCDEVPRIVATE + 3)
10#define SIOCGETPRL (SIOCDEVPRIVATE + 4)
11#define SIOCADDPRL (SIOCDEVPRIVATE + 5)
12#define SIOCDELPRL (SIOCDEVPRIVATE + 6)
13#define SIOCCHGPRL (SIOCDEVPRIVATE + 7)
14
15#define GRE_CSUM __constant_htons(0x8000)
16#define GRE_ROUTING __constant_htons(0x4000)
17#define GRE_KEY __constant_htons(0x2000)
18#define GRE_SEQ __constant_htons(0x1000)
19#define GRE_STRICT __constant_htons(0x0800)
20#define GRE_REC __constant_htons(0x0700)
21#define GRE_FLAGS __constant_htons(0x00F8)
22#define GRE_VERSION __constant_htons(0x0007)
23
24struct ip_tunnel_parm
25{
26 char name[IFNAMSIZ];
27 int link;
28 __be16 i_flags;
29 __be16 o_flags;
30 __be32 i_key;
31 __be32 o_key;
32 struct iphdr iph;
33};
34
35/* SIT-mode i_flags */
36#define SIT_ISATAP 0x0001
37
38struct ip_tunnel_prl {
39 __be32 addr;
40 __u16 flags;
41 __u16 __reserved;
42 __u32 datalen;
43 __u32 __reserved2;
44 /* data follows */
45};
46
47/* PRL flags */
48#define PRL_DEFAULT 0x0001
49
50#endif /* _IF_TUNNEL_H_ */