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56 lines
1.9 KiB
56 lines
1.9 KiB
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
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#ifndef _IP6_TUNNEL_H |
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#define _IP6_TUNNEL_H |
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#include <linux/types.h> |
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#include <linux/if.h> /* For IFNAMSIZ. */ |
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#include <linux/in6.h> /* For struct in6_addr. */ |
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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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/* allow remote endpoint on the local node */ |
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#define IP6_TNL_F_ALLOW_LOCAL_REMOTE 0x40 |
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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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