lib/libospf.h

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * Defines and structures common to OSPFv2 and OSPFv3
   4  * Copyright (C) 1998, 99, 2000 Kunihiro Ishiguro, Toshiaki Takada
   5  */
   6
   7 #ifndef _LIBOSPFD_H
   8 #define _LIBOSPFD_H
   9
  10 #ifdef __cplusplus
  11 extern "C" {
  12 #endif
  13
  14 /* IP precedence. */
  15 #ifndef IPTOS_PREC_INTERNETCONTROL
  16 #define IPTOS_PREC_INTERNETCONTROL      0xC0
  17 #endif /* IPTOS_PREC_INTERNETCONTROL */
  18
  19 /* Default protocol, port number. */
  20 #ifndef IPPROTO_OSPFIGP
  21 #define IPPROTO_OSPFIGP         89
  22 #endif /* IPPROTO_OSPFIGP */
  23
  24 /* Architectural Constants */
  25 #ifdef DEBUG
  26 #define OSPF_LS_REFRESH_TIME                   120
  27 #else
  28 #define OSPF_LS_REFRESH_TIME                  1800
  29 #endif
  30 #define OSPF_MIN_LS_INTERVAL                  5000     /* msec */
  31 #define OSPF_MIN_LS_ARRIVAL                   1000     /* in milliseconds */
  32 #define OSPF_LSA_INITIAL_AGE                     0      /* useful for debug */
  33 #define OSPF_LSA_MAXAGE                       3600
  34 #define OSPF_CHECK_AGE                         300
  35 #define OSPF_LSA_MAXAGE_DIFF                   900
  36 #define OSPF_LS_INFINITY                  0xffffff
  37 #define OSPF_DEFAULT_DESTINATION        0x00000000      /* 0.0.0.0 */
  38 #define OSPF_INITIAL_SEQUENCE_NUMBER    0x80000001U
  39 #define OSPF_MAX_SEQUENCE_NUMBER        0x7fffffffU
  40 #define OSPF_INVALID_SEQUENCE_NUMBER 0x80000000U
  41
  42 /* OSPF Interface Types */
  43 #define OSPF_IFTYPE_NONE                0
  44 #define OSPF_IFTYPE_POINTOPOINT         1
  45 #define OSPF_IFTYPE_BROADCAST           2
  46 #define OSPF_IFTYPE_NBMA                3
  47 #define OSPF_IFTYPE_POINTOMULTIPOINT    4
  48 #define OSPF_IFTYPE_VIRTUALLINK         5
  49 #define OSPF_IFTYPE_LOOPBACK            6
  50 #define OSPF_IFTYPE_MAX                 7
  51
  52 /* OSPF interface default values. */
  53 #define OSPF_OUTPUT_COST_DEFAULT           10
  54 #define OSPF_OUTPUT_COST_INFINITE          UINT16_MAX
  55 #define OSPF_ROUTER_DEAD_INTERVAL_DEFAULT  40
  56 #define OSPF_ROUTER_DEAD_INTERVAL_MINIMAL   1
  57 #define OSPF_HELLO_INTERVAL_DEFAULT        10
  58 #define OSPF_HELLO_DELAY_DEFAULT           10
  59 #define OSPF_ROUTER_PRIORITY_DEFAULT        1
  60 #define OSPF_RETRANSMIT_INTERVAL_DEFAULT    5
  61 #define OSPF_TRANSMIT_DELAY_DEFAULT         1
  62 #define OSPF_DEFAULT_BANDWIDTH           10000  /* Mbps */
  63
  64 #define OSPF_DEFAULT_REF_BANDWIDTH      100000  /* Mbps */
  65
  66 #define OSPF_POLL_INTERVAL_DEFAULT         60
  67 #define OSPF_NEIGHBOR_PRIORITY_DEFAULT      0
  68
  69 #define OSPF_MTU_IGNORE_DEFAULT             0
  70 #define OSPF_FAST_HELLO_DEFAULT             0
  71 #define OSPF_P2MP_DELAY_REFLOOD_DEFAULT     false
  72
  73 #define OSPF_AREA_BACKBONE              0x00000000      /* 0.0.0.0 */
  74 #define OSPF_AREA_RANGE_COST_UNSPEC     -1U
  75
  76 #define OSPF_AREA_DEFAULT       0
  77 #define OSPF_AREA_STUB          1
  78 #define OSPF_AREA_NSSA          2
  79 #define OSPF_AREA_TYPE_MAX      3
  80
  81 /* SPF Throttling timer values. */
  82 #define OSPF_SPF_DELAY_DEFAULT              0
  83 #define OSPF_SPF_HOLDTIME_DEFAULT           50
  84 #define OSPF_SPF_MAX_HOLDTIME_DEFAULT       5000
  85
  86 #define OSPF_LSA_MAXAGE_CHECK_INTERVAL          30
  87 #define OSPF_LSA_MAXAGE_REMOVE_DELAY_DEFAULT    60
  88
  89 #ifdef __cplusplus
  90 }
  91 #endif
  92
  93 #endif /* _LIBOSPFD_H */