Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
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linux
1#ifndef _UAPI_IF_TUNNEL_H_
2#define _UAPI_IF_TUNNEL_H_
3
4#include <linux/types.h>
5#include <linux/if.h>
6#include <linux/ip.h>
7#include <linux/in6.h>
8#include <asm/byteorder.h>
9
10
11#define SIOCGETTUNNEL (SIOCDEVPRIVATE + 0)
12#define SIOCADDTUNNEL (SIOCDEVPRIVATE + 1)
13#define SIOCDELTUNNEL (SIOCDEVPRIVATE + 2)
14#define SIOCCHGTUNNEL (SIOCDEVPRIVATE + 3)
15#define SIOCGETPRL (SIOCDEVPRIVATE + 4)
16#define SIOCADDPRL (SIOCDEVPRIVATE + 5)
17#define SIOCDELPRL (SIOCDEVPRIVATE + 6)
18#define SIOCCHGPRL (SIOCDEVPRIVATE + 7)
19#define SIOCGET6RD (SIOCDEVPRIVATE + 8)
20#define SIOCADD6RD (SIOCDEVPRIVATE + 9)
21#define SIOCDEL6RD (SIOCDEVPRIVATE + 10)
22#define SIOCCHG6RD (SIOCDEVPRIVATE + 11)
23
24#define GRE_CSUM __cpu_to_be16(0x8000)
25#define GRE_ROUTING __cpu_to_be16(0x4000)
26#define GRE_KEY __cpu_to_be16(0x2000)
27#define GRE_SEQ __cpu_to_be16(0x1000)
28#define GRE_STRICT __cpu_to_be16(0x0800)
29#define GRE_REC __cpu_to_be16(0x0700)
30#define GRE_ACK __cpu_to_be16(0x0080)
31#define GRE_FLAGS __cpu_to_be16(0x0078)
32#define GRE_VERSION __cpu_to_be16(0x0007)
33
34#define GRE_IS_CSUM(f) ((f) & GRE_CSUM)
35#define GRE_IS_ROUTING(f) ((f) & GRE_ROUTING)
36#define GRE_IS_KEY(f) ((f) & GRE_KEY)
37#define GRE_IS_SEQ(f) ((f) & GRE_SEQ)
38#define GRE_IS_STRICT(f) ((f) & GRE_STRICT)
39#define GRE_IS_REC(f) ((f) & GRE_REC)
40#define GRE_IS_ACK(f) ((f) & GRE_ACK)
41
42#define GRE_VERSION_0 __cpu_to_be16(0x0000)
43#define GRE_VERSION_1 __cpu_to_be16(0x0001)
44#define GRE_PROTO_PPP __cpu_to_be16(0x880b)
45#define GRE_PPTP_KEY_MASK __cpu_to_be32(0xffff)
46
47struct ip_tunnel_parm {
48 char name[IFNAMSIZ];
49 int link;
50 __be16 i_flags;
51 __be16 o_flags;
52 __be32 i_key;
53 __be32 o_key;
54 struct iphdr iph;
55};
56
57enum {
58 IFLA_IPTUN_UNSPEC,
59 IFLA_IPTUN_LINK,
60 IFLA_IPTUN_LOCAL,
61 IFLA_IPTUN_REMOTE,
62 IFLA_IPTUN_TTL,
63 IFLA_IPTUN_TOS,
64 IFLA_IPTUN_ENCAP_LIMIT,
65 IFLA_IPTUN_FLOWINFO,
66 IFLA_IPTUN_FLAGS,
67 IFLA_IPTUN_PROTO,
68 IFLA_IPTUN_PMTUDISC,
69 IFLA_IPTUN_6RD_PREFIX,
70 IFLA_IPTUN_6RD_RELAY_PREFIX,
71 IFLA_IPTUN_6RD_PREFIXLEN,
72 IFLA_IPTUN_6RD_RELAY_PREFIXLEN,
73 IFLA_IPTUN_ENCAP_TYPE,
74 IFLA_IPTUN_ENCAP_FLAGS,
75 IFLA_IPTUN_ENCAP_SPORT,
76 IFLA_IPTUN_ENCAP_DPORT,
77 IFLA_IPTUN_COLLECT_METADATA,
78 __IFLA_IPTUN_MAX,
79};
80#define IFLA_IPTUN_MAX (__IFLA_IPTUN_MAX - 1)
81
82enum tunnel_encap_types {
83 TUNNEL_ENCAP_NONE,
84 TUNNEL_ENCAP_FOU,
85 TUNNEL_ENCAP_GUE,
86};
87
88#define TUNNEL_ENCAP_FLAG_CSUM (1<<0)
89#define TUNNEL_ENCAP_FLAG_CSUM6 (1<<1)
90#define TUNNEL_ENCAP_FLAG_REMCSUM (1<<2)
91
92/* SIT-mode i_flags */
93#define SIT_ISATAP 0x0001
94
95struct ip_tunnel_prl {
96 __be32 addr;
97 __u16 flags;
98 __u16 __reserved;
99 __u32 datalen;
100 __u32 __reserved2;
101 /* data follows */
102};
103
104/* PRL flags */
105#define PRL_DEFAULT 0x0001
106
107struct ip_tunnel_6rd {
108 struct in6_addr prefix;
109 __be32 relay_prefix;
110 __u16 prefixlen;
111 __u16 relay_prefixlen;
112};
113
114enum {
115 IFLA_GRE_UNSPEC,
116 IFLA_GRE_LINK,
117 IFLA_GRE_IFLAGS,
118 IFLA_GRE_OFLAGS,
119 IFLA_GRE_IKEY,
120 IFLA_GRE_OKEY,
121 IFLA_GRE_LOCAL,
122 IFLA_GRE_REMOTE,
123 IFLA_GRE_TTL,
124 IFLA_GRE_TOS,
125 IFLA_GRE_PMTUDISC,
126 IFLA_GRE_ENCAP_LIMIT,
127 IFLA_GRE_FLOWINFO,
128 IFLA_GRE_FLAGS,
129 IFLA_GRE_ENCAP_TYPE,
130 IFLA_GRE_ENCAP_FLAGS,
131 IFLA_GRE_ENCAP_SPORT,
132 IFLA_GRE_ENCAP_DPORT,
133 IFLA_GRE_COLLECT_METADATA,
134 IFLA_GRE_IGNORE_DF,
135 __IFLA_GRE_MAX,
136};
137
138#define IFLA_GRE_MAX (__IFLA_GRE_MAX - 1)
139
140/* VTI-mode i_flags */
141#define VTI_ISVTI ((__force __be16)0x0001)
142
143enum {
144 IFLA_VTI_UNSPEC,
145 IFLA_VTI_LINK,
146 IFLA_VTI_IKEY,
147 IFLA_VTI_OKEY,
148 IFLA_VTI_LOCAL,
149 IFLA_VTI_REMOTE,
150 __IFLA_VTI_MAX,
151};
152
153#define IFLA_VTI_MAX (__IFLA_VTI_MAX - 1)
154#endif /* _UAPI_IF_TUNNEL_H_ */