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1/*
2 * Defines and structures common to OSPFv2 and OSPFv3
3 * Copyright (C) 1998, 99, 2000 Kunihiro Ishiguro, Toshiaki Takada
4 *
5 * This file is part of GNU Zebra.
6 *
7 * GNU Zebra is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2, or (at your option) any
10 * later version.
11 *
12 * GNU Zebra is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
16 *
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17 * You should have received a copy of the GNU General Public License along
18 * with this program; see the file COPYING; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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20 */
21
22#ifndef _LIBOSPFD_H
23#define _LIBOSPFD_H
24
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25#ifdef __cplusplus
26extern "C" {
27#endif
28
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29/* IP precedence. */
30#ifndef IPTOS_PREC_INTERNETCONTROL
31#define IPTOS_PREC_INTERNETCONTROL 0xC0
32#endif /* IPTOS_PREC_INTERNETCONTROL */
33
34/* Default protocol, port number. */
35#ifndef IPPROTO_OSPFIGP
36#define IPPROTO_OSPFIGP 89
37#endif /* IPPROTO_OSPFIGP */
38
214d8a60 39/* Architectural Constants */
8551e6da 40#ifdef DEBUG
ea4ecfb3 41#define OSPF_LS_REFRESH_TIME 120
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42#else
43#define OSPF_LS_REFRESH_TIME 1800
44#endif
ac7424f9 45#define OSPF_MIN_LS_INTERVAL 5000 /* msec */
b6927875 46#define OSPF_MIN_LS_ARRIVAL 1000 /* in milliseconds */
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47#define OSPF_LSA_INITIAL_AGE 0 /* useful for debug */
48#define OSPF_LSA_MAXAGE 3600
49#define OSPF_CHECK_AGE 300
50#define OSPF_LSA_MAXAGE_DIFF 900
51#define OSPF_LS_INFINITY 0xffffff
52#define OSPF_DEFAULT_DESTINATION 0x00000000 /* 0.0.0.0 */
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53#define OSPF_INITIAL_SEQUENCE_NUMBER 0x80000001U
54#define OSPF_MAX_SEQUENCE_NUMBER 0x7fffffffU
ca5997cd 55#define OSPF_INVALID_SEQUENCE_NUMBER 0x80000000U
8551e6da 56
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57/* OSPF Interface Types */
58#define OSPF_IFTYPE_NONE 0
59#define OSPF_IFTYPE_POINTOPOINT 1
60#define OSPF_IFTYPE_BROADCAST 2
61#define OSPF_IFTYPE_NBMA 3
62#define OSPF_IFTYPE_POINTOMULTIPOINT 4
63#define OSPF_IFTYPE_VIRTUALLINK 5
64#define OSPF_IFTYPE_LOOPBACK 6
65#define OSPF_IFTYPE_MAX 7
66
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67/* OSPF interface default values. */
68#define OSPF_OUTPUT_COST_DEFAULT 10
69#define OSPF_OUTPUT_COST_INFINITE UINT16_MAX
70#define OSPF_ROUTER_DEAD_INTERVAL_DEFAULT 40
71#define OSPF_ROUTER_DEAD_INTERVAL_MINIMAL 1
72#define OSPF_HELLO_INTERVAL_DEFAULT 10
73#define OSPF_ROUTER_PRIORITY_DEFAULT 1
74#define OSPF_RETRANSMIT_INTERVAL_DEFAULT 5
75#define OSPF_TRANSMIT_DELAY_DEFAULT 1
70bd3c43 76#define OSPF_DEFAULT_BANDWIDTH 10000 /* Mbps */
8551e6da 77
70bd3c43 78#define OSPF_DEFAULT_REF_BANDWIDTH 100000 /* Mbps */
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79
80#define OSPF_POLL_INTERVAL_DEFAULT 60
81#define OSPF_NEIGHBOR_PRIORITY_DEFAULT 0
82
83#define OSPF_MTU_IGNORE_DEFAULT 0
84#define OSPF_FAST_HELLO_DEFAULT 0
85
86#define OSPF_AREA_BACKBONE 0x00000000 /* 0.0.0.0 */
c3c0ac83 87#define OSPF_AREA_RANGE_COST_UNSPEC -1U
8551e6da 88
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89#define OSPF_AREA_DEFAULT 0
90#define OSPF_AREA_STUB 1
91#define OSPF_AREA_NSSA 2
92#define OSPF_AREA_TYPE_MAX 3
93
8551e6da 94/* SPF Throttling timer values. */
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95#define OSPF_SPF_DELAY_DEFAULT 0
96#define OSPF_SPF_HOLDTIME_DEFAULT 50
97#define OSPF_SPF_MAX_HOLDTIME_DEFAULT 5000
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98
99#define OSPF_LSA_MAXAGE_CHECK_INTERVAL 30
2449fcd6 100#define OSPF_LSA_MAXAGE_REMOVE_DELAY_DEFAULT 60
8551e6da 101
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102#ifdef __cplusplus
103}
104#endif
105
8551e6da 106#endif /* _LIBOSPFD_H */