contiki/core/net/rime/neighbor.h

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/*
* Copyright (c) 2006, 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.
*
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* $Id: neighbor.h,v 1.4 2007/03/25 12:06:28 adamdunkels Exp $
*/
/**
* \file
* Header file for the Contiki radio neighborhood management
* \author
* Adam Dunkels <adam@sics.se>
*/
#ifndef __NEIGHBOR_H__
#define __NEIGHBOR_H__
#include "net/rime/rimeaddr.h"
struct neighbor {
u16_t signal;
u16_t time;
rimeaddr_t addr;
u8_t hopcount;
};
void neighbor_init(void);
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/*void neighbor_periodic(int max_time);*/
void neighbor_add(rimeaddr_t *addr, u8_t hopcount, u16_t signal);
void neighbor_update(struct neighbor *n, u8_t hopcount, u16_t signal);
void neighbor_remove(rimeaddr_t *addr);
struct neighbor *neighbor_find(rimeaddr_t *addr);
struct neighbor *neighbor_best(void);
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void neighbor_set_lifetime(int seconds);
#endif /* __NEIGHBOR_H__ */