1 #ifndef _IF_TUNNEL_H_ 2 #define _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 30 struct 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 40 /* SIT-mode i_flags */ 41 #define SIT_ISATAP 0x0001 42 43 struct ip_tunnel_prl { 44 __be32 addr; 45 __u16 flags; 46 __u16 __reserved; 47 __u32 datalen; 48 __u32 __reserved2; 49 /* data follows */ 50 }; 51 52 /* PRL flags */ 53 #define PRL_DEFAULT 0x0001 54 55 struct ip_tunnel_6rd { 56 struct in6_addr prefix; 57 __be32 relay_prefix; 58 __u16 prefixlen; 59 __u16 relay_prefixlen; 60 }; 61 62 enum { 63 IFLA_GRE_UNSPEC, 64 IFLA_GRE_LINK, 65 IFLA_GRE_IFLAGS, 66 IFLA_GRE_OFLAGS, 67 IFLA_GRE_IKEY, 68 IFLA_GRE_OKEY, 69 IFLA_GRE_LOCAL, 70 IFLA_GRE_REMOTE, 71 IFLA_GRE_TTL, 72 IFLA_GRE_TOS, 73 IFLA_GRE_PMTUDISC, 74 __IFLA_GRE_MAX, 75 }; 76 77 #define IFLA_GRE_MAX (__IFLA_GRE_MAX - 1) 78 79 #endif /* _IF_TUNNEL_H_ */ 80