/* * Copyright (C) 2001 Yasuhiro Ohara * * This file is part of GNU Zebra. * * GNU Zebra is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the * Free Software Foundation; either version 2, or (at your option) any * later version. * * GNU Zebra is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with GNU Zebra; see the file COPYING. If not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ #ifndef OSPF6_ASBR_H #define OSPF6_ASBR_H /* for struct ospf6_prefix */ #include "ospf6_proto.h" /* for struct ospf6_lsa */ #include "ospf6_lsa.h" /* for struct ospf6_route */ #include "ospf6_route.h" /* Debug option */ extern unsigned char conf_debug_ospf6_asbr; #define OSPF6_DEBUG_ASBR_ON() \ (conf_debug_ospf6_asbr = 1) #define OSPF6_DEBUG_ASBR_OFF() \ (conf_debug_ospf6_asbr = 0) #define IS_OSPF6_DEBUG_ASBR \ (conf_debug_ospf6_asbr) struct ospf6_external_info { /* External route type */ int type; /* Originating Link State ID */ u_int32_t id; struct in6_addr forwarding; /* u_int32_t tag; */ unsigned int ifindex; }; /* AS-External-LSA */ #define OSPF6_AS_EXTERNAL_LSA_MIN_SIZE 4U /* w/o IPv6 prefix */ struct ospf6_as_external_lsa { u_int32_t bits_metric; struct ospf6_prefix prefix; /* followed by none or one forwarding address */ /* followed by none or one external route tag */ /* followed by none or one referenced LS-ID */ }; #define OSPF6_ASBR_BIT_T ntohl (0x01000000) #define OSPF6_ASBR_BIT_F ntohl (0x02000000) #define OSPF6_ASBR_BIT_E ntohl (0x04000000) #define OSPF6_ASBR_METRIC(E) (ntohl ((E)->bits_metric & htonl (0x00ffffff))) #define OSPF6_ASBR_METRIC_SET(E,C) \ { (E)->bits_metric &= htonl (0xff000000); \ (E)->bits_metric |= htonl (0x00ffffff) & htonl (C); } extern void ospf6_asbr_lsa_add (struct ospf6_lsa *lsa); extern void ospf6_asbr_lsa_remove (struct ospf6_lsa *lsa); extern void ospf6_asbr_lsentry_add (struct ospf6_route *asbr_entry); extern void ospf6_asbr_lsentry_remove (struct ospf6_route *asbr_entry); extern int ospf6_asbr_is_asbr (struct ospf6 *o); extern void ospf6_asbr_redistribute_add (int type, int ifindex, struct prefix *prefix, u_int nexthop_num, struct in6_addr *nexthop); extern void ospf6_asbr_redistribute_remove (int type, int ifindex, struct prefix *prefix); extern int ospf6_redistribute_config_write (struct vty *vty); extern void ospf6_asbr_init (void); extern void ospf6_asbr_redistribute_reset (void); extern void ospf6_asbr_terminate (void); extern int config_write_ospf6_debug_asbr (struct vty *vty); extern void install_element_ospf6_debug_asbr (void); #endif /* OSPF6_ASBR_H */