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102 lines
3.2 KiB
C
102 lines
3.2 KiB
C
/*
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* Copyright (C) 2001 Yasuhiro Ohara
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*
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* This file is part of GNU Zebra.
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*
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* GNU Zebra is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2, or (at your option) any
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* later version.
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*
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* GNU Zebra is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU Zebra; see the file COPYING. If not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef OSPF6_ASBR_H
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#define OSPF6_ASBR_H
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/* for struct ospf6_prefix */
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#include "ospf6_proto.h"
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/* for struct ospf6_lsa */
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#include "ospf6_lsa.h"
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/* for struct ospf6_route */
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#include "ospf6_route.h"
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/* Debug option */
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extern unsigned char conf_debug_ospf6_asbr;
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#define OSPF6_DEBUG_ASBR_ON() \
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(conf_debug_ospf6_asbr = 1)
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#define OSPF6_DEBUG_ASBR_OFF() \
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(conf_debug_ospf6_asbr = 0)
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#define IS_OSPF6_DEBUG_ASBR \
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(conf_debug_ospf6_asbr)
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struct ospf6_external_info
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{
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/* External route type */
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int type;
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/* Originating Link State ID */
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u_int32_t id;
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struct in6_addr forwarding;
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route_tag_t tag;
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ifindex_t ifindex;
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};
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/* AS-External-LSA */
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#define OSPF6_AS_EXTERNAL_LSA_MIN_SIZE 4U /* w/o IPv6 prefix */
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struct ospf6_as_external_lsa
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{
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u_int32_t bits_metric;
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struct ospf6_prefix prefix;
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/* followed by none or one forwarding address */
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/* followed by none or one external route tag */
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/* followed by none or one referenced LS-ID */
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};
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#define OSPF6_ASBR_BIT_T ntohl (0x01000000)
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#define OSPF6_ASBR_BIT_F ntohl (0x02000000)
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#define OSPF6_ASBR_BIT_E ntohl (0x04000000)
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#define OSPF6_ASBR_METRIC(E) (ntohl ((E)->bits_metric & htonl (0x00ffffff)))
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#define OSPF6_ASBR_METRIC_SET(E,C) \
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{ (E)->bits_metric &= htonl (0xff000000); \
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(E)->bits_metric |= htonl (0x00ffffff) & htonl (C); }
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extern void ospf6_asbr_lsa_add (struct ospf6_lsa *lsa);
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extern void ospf6_asbr_lsa_remove (struct ospf6_lsa *lsa);
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extern void ospf6_asbr_lsentry_add (struct ospf6_route *asbr_entry);
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extern void ospf6_asbr_lsentry_remove (struct ospf6_route *asbr_entry);
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extern int ospf6_asbr_is_asbr (struct ospf6 *o);
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extern void ospf6_asbr_redistribute_add (int type, ifindex_t ifindex,
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struct prefix *prefix,
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u_int nexthop_num,
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struct in6_addr *nexthop,
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route_tag_t tag);
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extern void ospf6_asbr_redistribute_remove (int type, ifindex_t ifindex,
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struct prefix *prefix);
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extern int ospf6_redistribute_config_write (struct vty *vty);
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extern void ospf6_asbr_init (void);
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extern void ospf6_asbr_redistribute_reset (void);
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extern void ospf6_asbr_terminate (void);
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extern void ospf6_asbr_send_externals_to_area (struct ospf6_area *);
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extern int config_write_ospf6_debug_asbr (struct vty *vty);
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extern void install_element_ospf6_debug_asbr (void);
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#endif /* OSPF6_ASBR_H */
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