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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Defines and structures common to OSPFv2 and OSPFv3
* Copyright (C) 1998, 99, 2000 Kunihiro Ishiguro, Toshiaki Takada
*/
#ifndef _LIBOSPFD_H
#define _LIBOSPFD_H
#ifdef __cplusplus
extern "C" {
#endif
/* IP precedence. */
#ifndef IPTOS_PREC_INTERNETCONTROL
#define IPTOS_PREC_INTERNETCONTROL 0xC0
#endif /* IPTOS_PREC_INTERNETCONTROL */
/* Default protocol, port number. */
#ifndef IPPROTO_OSPFIGP
#define IPPROTO_OSPFIGP 89
#endif /* IPPROTO_OSPFIGP */
/* Architectural Constants */
#ifdef DEBUG
#define OSPF_LS_REFRESH_TIME 120
#else
#define OSPF_LS_REFRESH_TIME 1800
#endif
#define OSPF_MIN_LS_INTERVAL 5000 /* msec */
#define OSPF_MIN_LS_ARRIVAL 1000 /* in milliseconds */
#define OSPF_LSA_INITIAL_AGE 0 /* useful for debug */
#define OSPF_LSA_MAXAGE 3600
#define OSPF_CHECK_AGE 300
#define OSPF_LSA_MAXAGE_DIFF 900
#define OSPF_LS_INFINITY 0xffffff
#define OSPF_DEFAULT_DESTINATION 0x00000000 /* 0.0.0.0 */
#define OSPF_INITIAL_SEQUENCE_NUMBER 0x80000001U
#define OSPF_MAX_SEQUENCE_NUMBER 0x7fffffffU
#define OSPF_INVALID_SEQUENCE_NUMBER 0x80000000U
/* OSPF Interface Types */
#define OSPF_IFTYPE_NONE 0
#define OSPF_IFTYPE_POINTOPOINT 1
#define OSPF_IFTYPE_BROADCAST 2
#define OSPF_IFTYPE_NBMA 3
#define OSPF_IFTYPE_POINTOMULTIPOINT 4
#define OSPF_IFTYPE_VIRTUALLINK 5
#define OSPF_IFTYPE_LOOPBACK 6
#define OSPF_IFTYPE_MAX 7
/* OSPF interface default values. */
#define OSPF_OUTPUT_COST_DEFAULT 10
#define OSPF_OUTPUT_COST_INFINITE UINT16_MAX
#define OSPF_ROUTER_DEAD_INTERVAL_DEFAULT 40
#define OSPF_ROUTER_DEAD_INTERVAL_MINIMAL 1
#define OSPF_HELLO_INTERVAL_DEFAULT 10
#define OSPF_HELLO_DELAY_DEFAULT 10
#define OSPF_ROUTER_PRIORITY_DEFAULT 1
#define OSPF_RETRANSMIT_INTERVAL_DEFAULT 5
#define OSPF_TRANSMIT_DELAY_DEFAULT 1
#define OSPF_DEFAULT_BANDWIDTH 10000 /* Mbps */
#define OSPF_DEFAULT_REF_BANDWIDTH 100000 /* Mbps */
#define OSPF_POLL_INTERVAL_DEFAULT 60
#define OSPF_NEIGHBOR_PRIORITY_DEFAULT 0
#define OSPF_MTU_IGNORE_DEFAULT 0
#define OSPF_FAST_HELLO_DEFAULT 0
#define OSPF_P2MP_DELAY_REFLOOD_DEFAULT false
#define OSPF_OPAQUE_CAPABLE_DEFAULT true
#define OSPF_PREFIX_SUPPRESSION_DEFAULT false
#define OSPF_AREA_BACKBONE 0x00000000 /* 0.0.0.0 */
#define OSPF_AREA_RANGE_COST_UNSPEC -1U
#define OSPF_AREA_DEFAULT 0
#define OSPF_AREA_STUB 1
#define OSPF_AREA_NSSA 2
#define OSPF_AREA_TYPE_MAX 3
/* SPF Throttling timer values. */
#define OSPF_SPF_DELAY_DEFAULT 0
#define OSPF_SPF_HOLDTIME_DEFAULT 50
#define OSPF_SPF_MAX_HOLDTIME_DEFAULT 5000
#define OSPF_LSA_MAXAGE_CHECK_INTERVAL 30
#define OSPF_LSA_MAXAGE_REMOVE_DELAY_DEFAULT 60
#ifdef __cplusplus
}
#endif
#endif /* _LIBOSPFD_H */
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