ipv6_route.h 1.7 KB

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  1. /*
  2. * Linux INET6 implementation
  3. *
  4. * Authors:
  5. * Pedro Roque <roque@di.fc.ul.pt>
  6. *
  7. * This program is free software; you can redistribute it and/or
  8. * modify it under the terms of the GNU General Public License
  9. * as published by the Free Software Foundation; either version
  10. * 2 of the License, or (at your option) any later version.
  11. */
  12. #ifndef _LINUX_IPV6_ROUTE_H
  13. #define _LINUX_IPV6_ROUTE_H
  14. #define RTF_DEFAULT 0x00010000 /* default - learned via ND */
  15. #define RTF_ALLONLINK 0x00020000 /* (deprecated and will be removed)
  16. fallback, no routers on link */
  17. #define RTF_ADDRCONF 0x00040000 /* addrconf route - RA */
  18. #define RTF_PREFIX_RT 0x00080000 /* A prefix only route - RA */
  19. #define RTF_ANYCAST 0x00100000 /* Anycast */
  20. #define RTF_NONEXTHOP 0x00200000 /* route with no nexthop */
  21. #define RTF_EXPIRES 0x00400000
  22. #define RTF_ROUTEINFO 0x00800000 /* route information - RA */
  23. #define RTF_CACHE 0x01000000 /* cache entry */
  24. #define RTF_FLOW 0x02000000 /* flow significant route */
  25. #define RTF_POLICY 0x04000000 /* policy route */
  26. #define RTF_PREF(pref) ((pref) << 27)
  27. #define RTF_PREF_MASK 0x18000000
  28. #define RTF_LOCAL 0x80000000
  29. #ifdef __KERNEL__
  30. #define IPV6_EXTRACT_PREF(flag) (((flag) & RTF_PREF_MASK) >> 27)
  31. #define IPV6_DECODE_PREF(pref) ((pref) ^ 2) /* 1:low,2:med,3:high */
  32. #endif
  33. struct in6_rtmsg {
  34. struct in6_addr rtmsg_dst;
  35. struct in6_addr rtmsg_src;
  36. struct in6_addr rtmsg_gateway;
  37. __u32 rtmsg_type;
  38. __u16 rtmsg_dst_len;
  39. __u16 rtmsg_src_len;
  40. __u32 rtmsg_metric;
  41. unsigned long rtmsg_info;
  42. __u32 rtmsg_flags;
  43. int rtmsg_ifindex;
  44. };
  45. #define RTMSG_NEWDEVICE 0x11
  46. #define RTMSG_DELDEVICE 0x12
  47. #define RTMSG_NEWROUTE 0x21
  48. #define RTMSG_DELROUTE 0x22
  49. #endif