osd-contiki/core/net/rime/route.h

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/*
* Copyright (c) 2005, Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* This file is part of the Contiki operating system.
*
*/
/**
* \file
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* Header file for the Rime route table
* \author
* Adam Dunkels <adam@sics.se>
*/
/**
* \addtogroup rime
* @{
*/
/**
* \defgroup rimeroute Rime route table
* @{
*
* The route module handles the route table in Rime.
*/
#ifndef ROUTE_H_
#define ROUTE_H_
#include "net/linkaddr.h"
struct route_entry {
struct route_entry *next;
linkaddr_t dest;
linkaddr_t nexthop;
uint8_t seqno;
uint8_t cost;
uint8_t time;
uint8_t decay;
uint8_t time_last_decay;
};
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void route_init(void);
int route_add(const linkaddr_t *dest, const linkaddr_t *nexthop,
uint8_t cost, uint8_t seqno);
struct route_entry *route_lookup(const linkaddr_t *dest);
void route_refresh(struct route_entry *e);
void route_decay(struct route_entry *e);
void route_remove(struct route_entry *e);
void route_flush_all(void);
void route_set_lifetime(int seconds);
int route_num(void);
struct route_entry *route_get(int num);
#endif /* ROUTE_H_ */
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/** @} */
/** @} */