1#ifndef _UAPI_IF_TUNNEL_H_
2#define _UAPI_IF_TUNNEL_H_
3
4#include <linux/types.h>
5#include <asm/byteorder.h>
6
7
8#define SIOCGETTUNNEL   (SIOCDEVPRIVATE + 0)
9#define SIOCADDTUNNEL   (SIOCDEVPRIVATE + 1)
10#define SIOCDELTUNNEL   (SIOCDEVPRIVATE + 2)
11#define SIOCCHGTUNNEL   (SIOCDEVPRIVATE + 3)
12#define SIOCGETPRL      (SIOCDEVPRIVATE + 4)
13#define SIOCADDPRL      (SIOCDEVPRIVATE + 5)
14#define SIOCDELPRL      (SIOCDEVPRIVATE + 6)
15#define SIOCCHGPRL      (SIOCDEVPRIVATE + 7)
16#define SIOCGET6RD      (SIOCDEVPRIVATE + 8)
17#define SIOCADD6RD      (SIOCDEVPRIVATE + 9)
18#define SIOCDEL6RD      (SIOCDEVPRIVATE + 10)
19#define SIOCCHG6RD      (SIOCDEVPRIVATE + 11)
20
21#define GRE_CSUM	__cpu_to_be16(0x8000)
22#define GRE_ROUTING	__cpu_to_be16(0x4000)
23#define GRE_KEY		__cpu_to_be16(0x2000)
24#define GRE_SEQ		__cpu_to_be16(0x1000)
25#define GRE_STRICT	__cpu_to_be16(0x0800)
26#define GRE_REC		__cpu_to_be16(0x0700)
27#define GRE_FLAGS	__cpu_to_be16(0x00F8)
28#define GRE_VERSION	__cpu_to_be16(0x0007)
29
30struct ip_tunnel_parm {
31	char			name[IFNAMSIZ];
32	int			link;
33	__be16			i_flags;
34	__be16			o_flags;
35	__be32			i_key;
36	__be32			o_key;
37	struct iphdr		iph;
38};
39
40enum {
41	IFLA_IPTUN_UNSPEC,
42	IFLA_IPTUN_LINK,
43	IFLA_IPTUN_LOCAL,
44	IFLA_IPTUN_REMOTE,
45	IFLA_IPTUN_TTL,
46	IFLA_IPTUN_TOS,
47	IFLA_IPTUN_ENCAP_LIMIT,
48	IFLA_IPTUN_FLOWINFO,
49	IFLA_IPTUN_FLAGS,
50	IFLA_IPTUN_PROTO,
51	IFLA_IPTUN_PMTUDISC,
52	IFLA_IPTUN_6RD_PREFIX,
53	IFLA_IPTUN_6RD_RELAY_PREFIX,
54	IFLA_IPTUN_6RD_PREFIXLEN,
55	IFLA_IPTUN_6RD_RELAY_PREFIXLEN,
56	IFLA_IPTUN_ENCAP_TYPE,
57	IFLA_IPTUN_ENCAP_FLAGS,
58	IFLA_IPTUN_ENCAP_SPORT,
59	IFLA_IPTUN_ENCAP_DPORT,
60	__IFLA_IPTUN_MAX,
61};
62#define IFLA_IPTUN_MAX	(__IFLA_IPTUN_MAX - 1)
63
64enum tunnel_encap_types {
65	TUNNEL_ENCAP_NONE,
66	TUNNEL_ENCAP_FOU,
67	TUNNEL_ENCAP_GUE,
68};
69
70#define TUNNEL_ENCAP_FLAG_CSUM		(1<<0)
71#define TUNNEL_ENCAP_FLAG_CSUM6		(1<<1)
72
73/* SIT-mode i_flags */
74#define	SIT_ISATAP	0x0001
75
76struct ip_tunnel_prl {
77	__be32			addr;
78	__u16			flags;
79	__u16			__reserved;
80	__u32			datalen;
81	__u32			__reserved2;
82	/* data follows */
83};
84
85/* PRL flags */
86#define	PRL_DEFAULT		0x0001
87
88struct ip_tunnel_6rd {
89	struct in6_addr		prefix;
90	__be32			relay_prefix;
91	__u16			prefixlen;
92	__u16			relay_prefixlen;
93};
94
95enum {
96	IFLA_GRE_UNSPEC,
97	IFLA_GRE_LINK,
98	IFLA_GRE_IFLAGS,
99	IFLA_GRE_OFLAGS,
100	IFLA_GRE_IKEY,
101	IFLA_GRE_OKEY,
102	IFLA_GRE_LOCAL,
103	IFLA_GRE_REMOTE,
104	IFLA_GRE_TTL,
105	IFLA_GRE_TOS,
106	IFLA_GRE_PMTUDISC,
107	IFLA_GRE_ENCAP_LIMIT,
108	IFLA_GRE_FLOWINFO,
109	IFLA_GRE_FLAGS,
110	IFLA_GRE_ENCAP_TYPE,
111	IFLA_GRE_ENCAP_FLAGS,
112	IFLA_GRE_ENCAP_SPORT,
113	IFLA_GRE_ENCAP_DPORT,
114	__IFLA_GRE_MAX,
115};
116
117#define IFLA_GRE_MAX	(__IFLA_GRE_MAX - 1)
118
119/* VTI-mode i_flags */
120#define VTI_ISVTI ((__force __be16)0x0001)
121
122enum {
123	IFLA_VTI_UNSPEC,
124	IFLA_VTI_LINK,
125	IFLA_VTI_IKEY,
126	IFLA_VTI_OKEY,
127	IFLA_VTI_LOCAL,
128	IFLA_VTI_REMOTE,
129	__IFLA_VTI_MAX,
130};
131
132#define IFLA_VTI_MAX	(__IFLA_VTI_MAX - 1)
133#endif /* _UAPI_IF_TUNNEL_H_ */
134