ospf6_abr.h 2.5 KB

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  1. /*
  2. * Copyright (C) 2004 Yasuhiro Ohara
  3. *
  4. * This file is part of GNU Zebra.
  5. *
  6. * GNU Zebra is free software; you can redistribute it and/or modify it
  7. * under the terms of the GNU General Public License as published by the
  8. * Free Software Foundation; either version 2, or (at your option) any
  9. * later version.
  10. *
  11. * GNU Zebra is distributed in the hope that it will be useful, but
  12. * WITHOUT ANY WARRANTY; without even the implied warranty of
  13. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  14. * General Public License for more details.
  15. *
  16. * You should have received a copy of the GNU General Public License
  17. * along with GNU Zebra; see the file COPYING. If not, write to the
  18. * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  19. * Boston, MA 02111-1307, USA.
  20. */
  21. #ifndef OSPF6_ABR_H
  22. #define OSPF6_ABR_H
  23. /* for struct ospf6_route */
  24. #include "ospf6_route.h"
  25. /* for struct ospf6_prefix */
  26. #include "ospf6_proto.h"
  27. /* Debug option */
  28. extern unsigned char conf_debug_ospf6_abr;
  29. #define OSPF6_DEBUG_ABR_ON() \
  30. (conf_debug_ospf6_abr = 1)
  31. #define OSPF6_DEBUG_ABR_OFF() \
  32. (conf_debug_ospf6_abr = 0)
  33. #define IS_OSPF6_DEBUG_ABR \
  34. (conf_debug_ospf6_abr)
  35. /* Inter-Area-Prefix-LSA */
  36. #define OSPF6_INTER_PREFIX_LSA_MIN_SIZE 4U /* w/o IPv6 prefix */
  37. struct ospf6_inter_prefix_lsa
  38. {
  39. u_int32_t metric;
  40. struct ospf6_prefix prefix;
  41. };
  42. /* Inter-Area-Router-LSA */
  43. #define OSPF6_INTER_ROUTER_LSA_FIX_SIZE 12U
  44. struct ospf6_inter_router_lsa
  45. {
  46. u_char mbz;
  47. u_char options[3];
  48. u_int32_t metric;
  49. u_int32_t router_id;
  50. };
  51. #define OSPF6_ABR_SUMMARY_METRIC(E) (ntohl ((E)->metric & htonl (0x00ffffff)))
  52. #define OSPF6_ABR_SUMMARY_METRIC_SET(E,C) \
  53. { (E)->metric &= htonl (0x00000000); \
  54. (E)->metric |= htonl (0x00ffffff) & htonl (C); }
  55. extern int ospf6_is_router_abr (struct ospf6 *o);
  56. extern void ospf6_abr_enable_area (struct ospf6_area *oa);
  57. extern void ospf6_abr_disable_area (struct ospf6_area *oa);
  58. extern void ospf6_abr_originate_summary_to_area (struct ospf6_route *route,
  59. struct ospf6_area *area);
  60. extern void ospf6_abr_originate_summary (struct ospf6_route *route);
  61. extern void ospf6_abr_examin_summary (struct ospf6_lsa *lsa, struct ospf6_area *oa);
  62. extern void ospf6_abr_examin_brouter (u_int32_t router_id);
  63. extern void ospf6_abr_reimport (struct ospf6_area *oa);
  64. extern int config_write_ospf6_debug_abr (struct vty *vty);
  65. extern void install_element_ospf6_debug_abr (void);
  66. extern int ospf6_abr_config_write (struct vty *vty);
  67. extern void ospf6_abr_init (void);
  68. #endif /*OSPF6_ABR_H*/