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2 * Copyright (C) 2001 Yasuhiro Ohara
4 * This file is part of GNU Zebra.
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
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.
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.
25 /* for struct ospf6_prefix */
26 #include "ospf6_proto.h"
27 /* for struct ospf6_lsa */
28 #include "ospf6_lsa.h"
29 /* for struct ospf6_route */
30 #include "ospf6_route.h"
33 extern unsigned char conf_debug_ospf6_asbr
;
34 #define OSPF6_DEBUG_ASBR_ON() \
35 (conf_debug_ospf6_asbr = 1)
36 #define OSPF6_DEBUG_ASBR_OFF() \
37 (conf_debug_ospf6_asbr = 0)
38 #define IS_OSPF6_DEBUG_ASBR \
39 (conf_debug_ospf6_asbr)
41 struct ospf6_external_info
43 /* External route type */
46 /* Originating Link State ID */
49 struct in6_addr forwarding
;
54 #define OSPF6_AS_EXTERNAL_LSA_MIN_SIZE 4U /* w/o IPv6 prefix */
55 struct ospf6_as_external_lsa
57 u_int32_t bits_metric
;
59 struct ospf6_prefix prefix
;
60 /* followed by none or one forwarding address */
61 /* followed by none or one external route tag */
62 /* followed by none or one referenced LS-ID */
65 #define OSPF6_ASBR_BIT_T ntohl (0x01000000)
66 #define OSPF6_ASBR_BIT_F ntohl (0x02000000)
67 #define OSPF6_ASBR_BIT_E ntohl (0x04000000)
69 #define OSPF6_ASBR_METRIC(E) (ntohl ((E)->bits_metric & htonl (0x00ffffff)))
70 #define OSPF6_ASBR_METRIC_SET(E,C) \
71 { (E)->bits_metric &= htonl (0xff000000); \
72 (E)->bits_metric |= htonl (0x00ffffff) & htonl (C); }
74 extern void ospf6_asbr_lsa_add (struct ospf6_lsa
*lsa
);
75 extern void ospf6_asbr_lsa_remove (struct ospf6_lsa
*lsa
);
76 extern void ospf6_asbr_lsentry_add (struct ospf6_route
*asbr_entry
);
77 extern void ospf6_asbr_lsentry_remove (struct ospf6_route
*asbr_entry
);
79 extern int ospf6_asbr_is_asbr (struct ospf6
*o
);
80 extern void ospf6_asbr_redistribute_add (int type
, int ifindex
,
81 struct prefix
*prefix
,
83 struct in6_addr
*nexthop
);
84 extern void ospf6_asbr_redistribute_remove (int type
, int ifindex
,
85 struct prefix
*prefix
);
87 extern int ospf6_redistribute_config_write (struct vty
*vty
);
89 extern void ospf6_asbr_init (void);
91 extern int config_write_ospf6_debug_asbr (struct vty
*vty
);
92 extern void install_element_ospf6_debug_asbr (void);
94 #endif /* OSPF6_ASBR_H */