[deliverable/linux.git] / include / linux / ip6_tunnel.h

#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 */
	__be32 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
Commit	Line	Data
1da177e4 LT	1	#ifndef _IP6_TUNNEL_H
	2	#define _IP6_TUNNEL_H
	3
	4	#define IPV6_TLV_TNL_ENCAP_LIMIT 4
	5	#define IPV6_DEFAULT_TNL_ENCAP_LIMIT 4
	6
	7	/* don't add encapsulation limit if one isn't present in inner packet */
	8	#define IP6_TNL_F_IGN_ENCAP_LIMIT 0x1
	9	/* copy the traffic class field from the inner packet */
	10	#define IP6_TNL_F_USE_ORIG_TCLASS 0x2
	11	/* copy the flowlabel from the inner packet */
	12	#define IP6_TNL_F_USE_ORIG_FLOWLABEL 0x4
	13	/* being used for Mobile IPv6 */
	14	#define IP6_TNL_F_MIP6_DEV 0x8
	15	/* copy DSCP from the outer packet */
	16	#define IP6_TNL_F_RCV_DSCP_COPY 0x10
	17
	18	struct ip6_tnl_parm {
	19	char name[IFNAMSIZ]; /* name of tunnel device */
	20	int link; /* ifindex of underlying L2 interface */
	21	__u8 proto; /* tunnel protocol */
	22	__u8 encap_limit; /* encapsulation limit for tunnel */
	23	__u8 hop_limit; /* hop limit for tunnel */
90bcaf7b	24	__be32 flowinfo; /* traffic class and flowlabel for tunnel */
1da177e4 LT	25	__u32 flags; /* tunnel flags */
	26	struct in6_addr laddr; /* local tunnel end-point address */
	27	struct in6_addr raddr; /* remote tunnel end-point address */
	28	};
	29
	30	#endif