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_MAX, 79 }; 80 81 #define IFLA_GRE_MAX (__IFLA_GRE_MAX - 1) 82 83 #endif /* _IF_TUNNEL_H_ */ 84