lib/libospf.h

   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  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with GNU Zebra; see the file COPYING.  If not, write to the Free
  19  * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
  20  * 02111-1307, USA.
  21  */
  22
  23 #ifndef _LIBOSPFD_H
  24 #define _LIBOSPFD_H
  25
  26 /* IP precedence. */
  27 #ifndef IPTOS_PREC_INTERNETCONTROL
  28 #define IPTOS_PREC_INTERNETCONTROL      0xC0
  29 #endif /* IPTOS_PREC_INTERNETCONTROL */
  30
  31 /* Default protocol, port number. */
  32 #ifndef IPPROTO_OSPFIGP
  33 #define IPPROTO_OSPFIGP         89
  34 #endif /* IPPROTO_OSPFIGP */
  35
  36 /* Architectual Constants */
  37 #ifdef DEBUG
  38 #define OSPF_LS_REFRESH_TIME                   120
  39 #else
  40 #define OSPF_LS_REFRESH_TIME                  1800
  41 #endif
  42 #define OSPF_MIN_LS_INTERVAL                  5000     /* msec */
  43 #define OSPF_MIN_LS_ARRIVAL                   1000     /* in milliseconds */
  44 #define OSPF_LSA_INITIAL_AGE                     0      /* useful for debug */
  45 #define OSPF_LSA_MAXAGE                       3600
  46 #define OSPF_CHECK_AGE                         300
  47 #define OSPF_LSA_MAXAGE_DIFF                   900
  48 #define OSPF_LS_INFINITY                  0xffffff
  49 #define OSPF_DEFAULT_DESTINATION        0x00000000      /* 0.0.0.0 */
  50 #define OSPF_INITIAL_SEQUENCE_NUMBER    0x80000001U
  51 #define OSPF_MAX_SEQUENCE_NUMBER        0x7fffffffU
  52
  53 /* OSPF Interface Types */
  54 #define OSPF_IFTYPE_NONE                0
  55 #define OSPF_IFTYPE_POINTOPOINT         1
  56 #define OSPF_IFTYPE_BROADCAST           2
  57 #define OSPF_IFTYPE_NBMA                3
  58 #define OSPF_IFTYPE_POINTOMULTIPOINT    4
  59 #define OSPF_IFTYPE_VIRTUALLINK         5
  60 #define OSPF_IFTYPE_LOOPBACK            6
  61 #define OSPF_IFTYPE_MAX                 7
  62
  63 /* OSPF interface default values. */
  64 #define OSPF_OUTPUT_COST_DEFAULT           10
  65 #define OSPF_OUTPUT_COST_INFINITE          UINT16_MAX
  66 #define OSPF_ROUTER_DEAD_INTERVAL_DEFAULT  40
  67 #define OSPF_ROUTER_DEAD_INTERVAL_MINIMAL   1
  68 #define OSPF_HELLO_INTERVAL_DEFAULT        10
  69 #define OSPF_ROUTER_PRIORITY_DEFAULT        1
  70 #define OSPF_RETRANSMIT_INTERVAL_DEFAULT    5
  71 #define OSPF_TRANSMIT_DELAY_DEFAULT         1
  72 #define OSPF_DEFAULT_BANDWIDTH           10000  /* Mbps */
  73
  74 #define OSPF_DEFAULT_REF_BANDWIDTH      100000  /* Mbps */
  75
  76 #define OSPF_POLL_INTERVAL_DEFAULT         60
  77 #define OSPF_NEIGHBOR_PRIORITY_DEFAULT      0
  78
  79 #define OSPF_MTU_IGNORE_DEFAULT             0
  80 #define OSPF_FAST_HELLO_DEFAULT             0
  81
  82 #define OSPF_AREA_BACKBONE              0x00000000      /* 0.0.0.0 */
  83 #define OSPF_AREA_RANGE_COST_UNSPEC     -1U
  84
  85 #define OSPF_AREA_DEFAULT       0
  86 #define OSPF_AREA_STUB          1
  87 #define OSPF_AREA_NSSA          2
  88 #define OSPF_AREA_TYPE_MAX      3
  89
  90 /* SPF Throttling timer values. */
  91 #define OSPF_SPF_DELAY_DEFAULT              0
  92 #define OSPF_SPF_HOLDTIME_DEFAULT           50
  93 #define OSPF_SPF_MAX_HOLDTIME_DEFAULT       5000
  94
  95 #define OSPF_LSA_MAXAGE_CHECK_INTERVAL          30
  96 #define OSPF_LSA_MAXAGE_REMOVE_DELAY_DEFAULT    60
  97
  98 #endif /* _LIBOSPFD_H */