1*1da177e4SLinus Torvalds #ifndef _IF_TUNNEL_H_ 2*1da177e4SLinus Torvalds #define _IF_TUNNEL_H_ 3*1da177e4SLinus Torvalds 4*1da177e4SLinus Torvalds #define SIOCGETTUNNEL (SIOCDEVPRIVATE + 0) 5*1da177e4SLinus Torvalds #define SIOCADDTUNNEL (SIOCDEVPRIVATE + 1) 6*1da177e4SLinus Torvalds #define SIOCDELTUNNEL (SIOCDEVPRIVATE + 2) 7*1da177e4SLinus Torvalds #define SIOCCHGTUNNEL (SIOCDEVPRIVATE + 3) 8*1da177e4SLinus Torvalds 9*1da177e4SLinus Torvalds #define GRE_CSUM __constant_htons(0x8000) 10*1da177e4SLinus Torvalds #define GRE_ROUTING __constant_htons(0x4000) 11*1da177e4SLinus Torvalds #define GRE_KEY __constant_htons(0x2000) 12*1da177e4SLinus Torvalds #define GRE_SEQ __constant_htons(0x1000) 13*1da177e4SLinus Torvalds #define GRE_STRICT __constant_htons(0x0800) 14*1da177e4SLinus Torvalds #define GRE_REC __constant_htons(0x0700) 15*1da177e4SLinus Torvalds #define GRE_FLAGS __constant_htons(0x00F8) 16*1da177e4SLinus Torvalds #define GRE_VERSION __constant_htons(0x0007) 17*1da177e4SLinus Torvalds 18*1da177e4SLinus Torvalds struct ip_tunnel_parm 19*1da177e4SLinus Torvalds { 20*1da177e4SLinus Torvalds char name[IFNAMSIZ]; 21*1da177e4SLinus Torvalds int link; 22*1da177e4SLinus Torvalds __u16 i_flags; 23*1da177e4SLinus Torvalds __u16 o_flags; 24*1da177e4SLinus Torvalds __u32 i_key; 25*1da177e4SLinus Torvalds __u32 o_key; 26*1da177e4SLinus Torvalds struct iphdr iph; 27*1da177e4SLinus Torvalds }; 28*1da177e4SLinus Torvalds 29*1da177e4SLinus Torvalds #endif /* _IF_TUNNEL_H_ */ 30