| /* |
| * $Id$ |
| */ |
| |
| #ifndef _IP6_TUNNEL_H |
| #define _IP6_TUNNEL_H |
| |
| #define IPV6_TLV_TNL_ENCAP_LIMIT 4 |
| #define IPV6_DEFAULT_TNL_ENCAP_LIMIT 4 |
| |
| /* don't add encapsulation limit if one isn't present in inner packet */ |
| #define IP6_TNL_F_IGN_ENCAP_LIMIT 0x1 |
| /* copy the traffic class field from the inner packet */ |
| #define IP6_TNL_F_USE_ORIG_TCLASS 0x2 |
| /* copy the flowlabel from the inner packet */ |
| #define IP6_TNL_F_USE_ORIG_FLOWLABEL 0x4 |
| /* being used for Mobile IPv6 */ |
| #define IP6_TNL_F_MIP6_DEV 0x8 |
| /* copy DSCP from the outer packet */ |
| #define IP6_TNL_F_RCV_DSCP_COPY 0x10 |
| |
| struct ip6_tnl_parm { |
| char name[IFNAMSIZ]; /* name of tunnel device */ |
| int link; /* ifindex of underlying L2 interface */ |
| __u8 proto; /* tunnel protocol */ |
| __u8 encap_limit; /* encapsulation limit for tunnel */ |
| __u8 hop_limit; /* hop limit for tunnel */ |
| __u32 flowinfo; /* traffic class and flowlabel for tunnel */ |
| __u32 flags; /* tunnel flags */ |
| struct in6_addr laddr; /* local tunnel end-point address */ |
| struct in6_addr raddr; /* remote tunnel end-point address */ |
| }; |
| |
| #endif |
