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(I'm so sorry!) Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */#ifndef _UAPI_IP6_TUNNEL_H#define _UAPI_IP6_TUNNEL_H
#include <linux/types.h>#include <linux/if.h> /* For IFNAMSIZ. */#include <linux/in6.h> /* For struct in6_addr. */
#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/* copy fwmark from inner packet */#define IP6_TNL_F_USE_ORIG_FWMARK 0x20/* allow remote endpoint on the local node */#define IP6_TNL_F_ALLOW_LOCAL_REMOTE 0x40
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 */};
struct ip6_tnl_parm2 { 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 */
__be16 i_flags; __be16 o_flags; __be32 i_key; __be32 o_key;};
#endif