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/****************************************************************************
** File: ospf.h
**
** Author: Mike Borella
**
** Comments: OSPF common header format
**
** $Id: ospf.h,v 1.5 2000/08/30 20:23:04 mborella Exp $
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU Library General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
**
*****************************************************************************/
#ifndef OSPF_H
#define OSPF_H
#include "global.h"
#include "local.h"
/*
* Format of OSPF common header
*/
typedef struct ospf_common_header
{
u_int8_t version;
u_int8_t type;
u_int16_t length;
u_int32_t router_id;
u_int32_t area_id;
u_int16_t checksum;
u_int16_t auth_type;
u_int8_t auth_data[8];
} ospf_common_header_t;
/*
* Format of OSPF hello header
*/
typedef struct ospf_hello_header
{
u_int32_t netmask;
u_int16_t interval;
u_int8_t options;
u_int8_t router_priority;
u_int32_t dead_interval;
u_int32_t designated_router;
u_int32_t backup_router;
} ospf_hello_header_t;
/*
* OSPF types
*/
#define OSPF_TYPE_HELLO 1
#define OSPF_TYPE_DATABASEDESC 2
#define OSPF_TYPE_LSREQUEST 3
#define OSPF_TYPE_LSUPDATE 4
#define OSPF_TYPE_LSACK 5
/*
* OSPF Authentication types
*/
#define OSPF_AUTH_NONE 0
#define OSPF_AUTH_SIMPLE 1
#define OSPF_AUTH_CRYPTO 2
void dump_ospf(packet_t *);
#endif
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