/include/linux/ip6_tunnel.h

https://bitbucket.org/thekraven/iscream_thunderc-2.6.35 · C++ Header · 32 lines · 22 code · 5 blank · 5 comment · 0 complexity · 0a53ec630fca5d04dbad26e1b90f5710 MD5 · raw file 

    

  1. #ifndef _IP6_TUNNEL_H
    2. 

  2. #define _IP6_TUNNEL_H
    3. 

  3. 

  4. #include <linux/types.h>
    5. 

  5. 

  6. #define IPV6_TLV_TNL_ENCAP_LIMIT 4
    7. 

  7. #define IPV6_DEFAULT_TNL_ENCAP_LIMIT 4
    8. 

  8. 

  9. /* don't add encapsulation limit if one isn't present in inner packet */
    10. 

  10. #define IP6_TNL_F_IGN_ENCAP_LIMIT 0x1
    11. 

  11. /* copy the traffic class field from the inner packet */
    12. 

  12. #define IP6_TNL_F_USE_ORIG_TCLASS 0x2
    13. 

  13. /* copy the flowlabel from the inner packet */
    14. 

  14. #define IP6_TNL_F_USE_ORIG_FLOWLABEL 0x4
    15. 

  15. /* being used for Mobile IPv6 */
    16. 

  16. #define IP6_TNL_F_MIP6_DEV 0x8
    17. 

  17. /* copy DSCP from the outer packet */
    18. 

  18. #define IP6_TNL_F_RCV_DSCP_COPY 0x10
    19. 

  19. 

  20. struct ip6_tnl_parm {
    21. 

  21. 	char name[IFNAMSIZ];	/* name of tunnel device */
    22. 

  22. 	int link;		/* ifindex of underlying L2 interface */
    23. 

  23. 	__u8 proto;		/* tunnel protocol */
    24. 

  24. 	__u8 encap_limit;	/* encapsulation limit for tunnel */
    25. 

  25. 	__u8 hop_limit;		/* hop limit for tunnel */
    26. 

  26. 	__be32 flowinfo;	/* traffic class and flowlabel for tunnel */
    27. 

  27. 	__u32 flags;		/* tunnel flags */
    28. 

  28. 	struct in6_addr laddr;	/* local tunnel end-point address */
    29. 

  29. 	struct in6_addr raddr;	/* remote tunnel end-point address */
    30. 

  30. };
    31. 

  31. 

  32. #endif
    33.