| 1 | #ifndef _IF_TUNNEL_H_ |
| 2 | #define _IF_TUNNEL_H_ |
| 3 | |
| 4 | #include <linux/types.h> |
| 5 | #include <asm/byteorder.h> |
| 6 | |
| 7 | #ifdef __KERNEL__ |
| 8 | #include <linux/ip.h> |
| 9 | #include <linux/in6.h> |
| 10 | #endif |
| 11 | |
| 12 | #define SIOCGETTUNNEL (SIOCDEVPRIVATE + 0) |
| 13 | #define SIOCADDTUNNEL (SIOCDEVPRIVATE + 1) |
| 14 | #define SIOCDELTUNNEL (SIOCDEVPRIVATE + 2) |
| 15 | #define SIOCCHGTUNNEL (SIOCDEVPRIVATE + 3) |
| 16 | #define SIOCGETPRL (SIOCDEVPRIVATE + 4) |
| 17 | #define SIOCADDPRL (SIOCDEVPRIVATE + 5) |
| 18 | #define SIOCDELPRL (SIOCDEVPRIVATE + 6) |
| 19 | #define SIOCCHGPRL (SIOCDEVPRIVATE + 7) |
| 20 | #define SIOCGET6RD (SIOCDEVPRIVATE + 8) |
| 21 | #define SIOCADD6RD (SIOCDEVPRIVATE + 9) |
| 22 | #define SIOCDEL6RD (SIOCDEVPRIVATE + 10) |
| 23 | #define SIOCCHG6RD (SIOCDEVPRIVATE + 11) |
| 24 | |
| 25 | #define GRE_CSUM __cpu_to_be16(0x8000) |
| 26 | #define GRE_ROUTING __cpu_to_be16(0x4000) |
| 27 | #define GRE_KEY __cpu_to_be16(0x2000) |
| 28 | #define GRE_SEQ __cpu_to_be16(0x1000) |
| 29 | #define GRE_STRICT __cpu_to_be16(0x0800) |
| 30 | #define GRE_REC __cpu_to_be16(0x0700) |
| 31 | #define GRE_FLAGS __cpu_to_be16(0x00F8) |
| 32 | #define GRE_VERSION __cpu_to_be16(0x0007) |
| 33 | |
| 34 | struct ip_tunnel_parm { |
| 35 | char name[IFNAMSIZ]; |
| 36 | int link; |
| 37 | __be16 i_flags; |
| 38 | __be16 o_flags; |
| 39 | __be32 i_key; |
| 40 | __be32 o_key; |
| 41 | struct iphdr iph; |
| 42 | }; |
| 43 | |
| 44 | /* SIT-mode i_flags */ |
| 45 | #define SIT_ISATAP 0x0001 |
| 46 | |
| 47 | struct ip_tunnel_prl { |
| 48 | __be32 addr; |
| 49 | __u16 flags; |
| 50 | __u16 __reserved; |
| 51 | __u32 datalen; |
| 52 | __u32 __reserved2; |
| 53 | /* data follows */ |
| 54 | }; |
| 55 | |
| 56 | /* PRL flags */ |
| 57 | #define PRL_DEFAULT 0x0001 |
| 58 | |
| 59 | struct ip_tunnel_6rd { |
| 60 | struct in6_addr prefix; |
| 61 | __be32 relay_prefix; |
| 62 | __u16 prefixlen; |
| 63 | __u16 relay_prefixlen; |
| 64 | }; |
| 65 | |
| 66 | enum { |
| 67 | IFLA_GRE_UNSPEC, |
| 68 | IFLA_GRE_LINK, |
| 69 | IFLA_GRE_IFLAGS, |
| 70 | IFLA_GRE_OFLAGS, |
| 71 | IFLA_GRE_IKEY, |
| 72 | IFLA_GRE_OKEY, |
| 73 | IFLA_GRE_LOCAL, |
| 74 | IFLA_GRE_REMOTE, |
| 75 | IFLA_GRE_TTL, |
| 76 | IFLA_GRE_TOS, |
| 77 | IFLA_GRE_PMTUDISC, |
| 78 | IFLA_GRE_ENCAP_LIMIT, |
| 79 | IFLA_GRE_FLOWINFO, |
| 80 | IFLA_GRE_FLAGS, |
| 81 | __IFLA_GRE_MAX, |
| 82 | }; |
| 83 | |
| 84 | #define IFLA_GRE_MAX (__IFLA_GRE_MAX - 1) |
| 85 | |
| 86 | /* VTI-mode i_flags */ |
| 87 | #define VTI_ISVTI 0x0001 |
| 88 | |
| 89 | enum { |
| 90 | IFLA_VTI_UNSPEC, |
| 91 | IFLA_VTI_LINK, |
| 92 | IFLA_VTI_IKEY, |
| 93 | IFLA_VTI_OKEY, |
| 94 | IFLA_VTI_LOCAL, |
| 95 | IFLA_VTI_REMOTE, |
| 96 | __IFLA_VTI_MAX, |
| 97 | }; |
| 98 | |
| 99 | #define IFLA_VTI_MAX (__IFLA_VTI_MAX - 1) |
| 100 | #endif /* _IF_TUNNEL_H_ */ |