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 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
  20  */
  21
  22 #ifndef _LIBOSPFD_H
  23 #define _LIBOSPFD_H
  24
  25 #ifdef __cplusplus
  26 extern "C" {
  27 #endif
  28
  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
  39 /* Architectual Constants */
  40 #ifdef DEBUG
  41 #define OSPF_LS_REFRESH_TIME                   120
  42 #else
  43 #define OSPF_LS_REFRESH_TIME                  1800
  44 #endif
  45 #define OSPF_MIN_LS_INTERVAL                  5000     /* msec */
  46 #define OSPF_MIN_LS_ARRIVAL                   1000     /* in milliseconds */
  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 */
  53 #define OSPF_INITIAL_SEQUENCE_NUMBER    0x80000001U
  54 #define OSPF_MAX_SEQUENCE_NUMBER        0x7fffffffU
  55
  56 /* OSPF Interface Types */
  57 #define OSPF_IFTYPE_NONE                0
  58 #define OSPF_IFTYPE_POINTOPOINT         1
  59 #define OSPF_IFTYPE_BROADCAST           2
  60 #define OSPF_IFTYPE_NBMA                3
  61 #define OSPF_IFTYPE_POINTOMULTIPOINT    4
  62 #define OSPF_IFTYPE_VIRTUALLINK         5
  63 #define OSPF_IFTYPE_LOOPBACK            6
  64 #define OSPF_IFTYPE_MAX                 7
  65
  66 /* OSPF interface default values. */
  67 #define OSPF_OUTPUT_COST_DEFAULT           10
  68 #define OSPF_OUTPUT_COST_INFINITE          UINT16_MAX
  69 #define OSPF_ROUTER_DEAD_INTERVAL_DEFAULT  40
  70 #define OSPF_ROUTER_DEAD_INTERVAL_MINIMAL   1
  71 #define OSPF_HELLO_INTERVAL_DEFAULT        10
  72 #define OSPF_ROUTER_PRIORITY_DEFAULT        1
  73 #define OSPF_RETRANSMIT_INTERVAL_DEFAULT    5
  74 #define OSPF_TRANSMIT_DELAY_DEFAULT         1
  75 #define OSPF_DEFAULT_BANDWIDTH           10000  /* Mbps */
  76
  77 #define OSPF_DEFAULT_REF_BANDWIDTH      100000  /* Mbps */
  78
  79 #define OSPF_POLL_INTERVAL_DEFAULT         60
  80 #define OSPF_NEIGHBOR_PRIORITY_DEFAULT      0
  81
  82 #define OSPF_MTU_IGNORE_DEFAULT             0
  83 #define OSPF_FAST_HELLO_DEFAULT             0
  84
  85 #define OSPF_AREA_BACKBONE              0x00000000      /* 0.0.0.0 */
  86 #define OSPF_AREA_RANGE_COST_UNSPEC     -1U
  87
  88 #define OSPF_AREA_DEFAULT       0
  89 #define OSPF_AREA_STUB          1
  90 #define OSPF_AREA_NSSA          2
  91 #define OSPF_AREA_TYPE_MAX      3
  92
  93 /* SPF Throttling timer values. */
  94 #define OSPF_SPF_DELAY_DEFAULT              0
  95 #define OSPF_SPF_HOLDTIME_DEFAULT           50
  96 #define OSPF_SPF_MAX_HOLDTIME_DEFAULT       5000
  97
  98 #define OSPF_LSA_MAXAGE_CHECK_INTERVAL          30
  99 #define OSPF_LSA_MAXAGE_REMOVE_DELAY_DEFAULT    60
 100
 101 #ifdef __cplusplus
 102 }
 103 #endif
 104
 105 #endif /* _LIBOSPFD_H */