mip6.h 1.6 KB

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  1. /*
  2. * Copyright (C)2003-2006 Helsinki University of Technology
  3. * Copyright (C)2003-2006 USAGI/WIDE Project
  4. *
  5. * This program is free software; you can redistribute it and/or modify
  6. * it under the terms of the GNU General Public License as published by
  7. * the Free Software Foundation; either version 2 of the License, or
  8. * (at your option) any later version.
  9. *
  10. * This program is distributed in the hope that it will be useful,
  11. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13. * GNU General Public License for more details.
  14. *
  15. * You should have received a copy of the GNU General Public License
  16. * along with this program; if not, see <http://www.gnu.org/licenses/>.
  17. */
  18. /*
  19. * Authors:
  20. * Noriaki TAKAMIYA @USAGI
  21. * Masahide NAKAMURA @USAGI
  22. * YOSHIFUJI Hideaki @USAGI
  23. */
  24. #ifndef _NET_MIP6_H
  25. #define _NET_MIP6_H
  26. #include <linux/skbuff.h>
  27. #include <net/sock.h>
  28. /*
  29. * Mobility Header
  30. */
  31. struct ip6_mh {
  32. __u8 ip6mh_proto;
  33. __u8 ip6mh_hdrlen;
  34. __u8 ip6mh_type;
  35. __u8 ip6mh_reserved;
  36. __u16 ip6mh_cksum;
  37. /* Followed by type specific messages */
  38. __u8 data[0];
  39. } __packed;
  40. #define IP6_MH_TYPE_BRR 0 /* Binding Refresh Request */
  41. #define IP6_MH_TYPE_HOTI 1 /* HOTI Message */
  42. #define IP6_MH_TYPE_COTI 2 /* COTI Message */
  43. #define IP6_MH_TYPE_HOT 3 /* HOT Message */
  44. #define IP6_MH_TYPE_COT 4 /* COT Message */
  45. #define IP6_MH_TYPE_BU 5 /* Binding Update */
  46. #define IP6_MH_TYPE_BACK 6 /* Binding ACK */
  47. #define IP6_MH_TYPE_BERROR 7 /* Binding Error */
  48. #define IP6_MH_TYPE_MAX IP6_MH_TYPE_BERROR
  49. #endif