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607ca46e97
Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Michael Kerrisk <mtk.manpages@gmail.com> Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Acked-by: Dave Jones <davej@redhat.com>
52 lines
1.7 KiB
C
52 lines
1.7 KiB
C
#ifndef _IP6_TUNNEL_H
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#define _IP6_TUNNEL_H
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#include <linux/types.h>
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#define IPV6_TLV_TNL_ENCAP_LIMIT 4
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#define IPV6_DEFAULT_TNL_ENCAP_LIMIT 4
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/* don't add encapsulation limit if one isn't present in inner packet */
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#define IP6_TNL_F_IGN_ENCAP_LIMIT 0x1
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/* copy the traffic class field from the inner packet */
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#define IP6_TNL_F_USE_ORIG_TCLASS 0x2
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/* copy the flowlabel from the inner packet */
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#define IP6_TNL_F_USE_ORIG_FLOWLABEL 0x4
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/* being used for Mobile IPv6 */
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#define IP6_TNL_F_MIP6_DEV 0x8
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/* copy DSCP from the outer packet */
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#define IP6_TNL_F_RCV_DSCP_COPY 0x10
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/* copy fwmark from inner packet */
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#define IP6_TNL_F_USE_ORIG_FWMARK 0x20
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struct ip6_tnl_parm {
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char name[IFNAMSIZ]; /* name of tunnel device */
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int link; /* ifindex of underlying L2 interface */
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__u8 proto; /* tunnel protocol */
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__u8 encap_limit; /* encapsulation limit for tunnel */
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__u8 hop_limit; /* hop limit for tunnel */
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__be32 flowinfo; /* traffic class and flowlabel for tunnel */
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__u32 flags; /* tunnel flags */
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struct in6_addr laddr; /* local tunnel end-point address */
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struct in6_addr raddr; /* remote tunnel end-point address */
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};
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struct ip6_tnl_parm2 {
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char name[IFNAMSIZ]; /* name of tunnel device */
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int link; /* ifindex of underlying L2 interface */
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__u8 proto; /* tunnel protocol */
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__u8 encap_limit; /* encapsulation limit for tunnel */
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__u8 hop_limit; /* hop limit for tunnel */
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__be32 flowinfo; /* traffic class and flowlabel for tunnel */
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__u32 flags; /* tunnel flags */
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struct in6_addr laddr; /* local tunnel end-point address */
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struct in6_addr raddr; /* remote tunnel end-point address */
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__be16 i_flags;
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__be16 o_flags;
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__be32 i_key;
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__be32 o_key;
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};
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#endif
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