contiki/core/net/rime/suc.h

95 lines
2.8 KiB
C

/**
* \addtogroup rime
* @{
*/
/**
* \defgroup rimesuc Stubborn unicast
* @{
*
* The suc module takes one packet and sends it repetedly.
*
* \section channels Channels
*
* The suc module uses 1 channel.
*
*/
/*
* 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.
*
* $Id: suc.h,v 1.8 2007/05/22 20:57:20 adamdunkels Exp $
*/
/**
* \file
* Stubborn unicast header file
* \author
* Adam Dunkels <adam@sics.se>
*/
#ifndef __SUC_H__
#define __SUC_H__
#include "net/rime/uc.h"
#include "net/rime/ctimer.h"
#include "net/rime/queuebuf.h"
struct suc_conn;
struct suc_callbacks {
void (* recv)(struct suc_conn *c, rimeaddr_t *from);
void (* sent)(struct suc_conn *c);
};
struct suc_conn {
struct uc_conn c;
struct ctimer t;
struct queuebuf *buf;
const struct suc_callbacks *u;
rimeaddr_t receiver;
};
void suc_open(struct suc_conn *c, u16_t channel,
const struct suc_callbacks *u);
void suc_close(struct suc_conn *c);
int suc_send_stubborn(struct suc_conn *c, rimeaddr_t *receiver,
clock_time_t rxmittime);
void suc_cancel(struct suc_conn *c);
int suc_send(struct suc_conn *c, rimeaddr_t *receiver);
void suc_set_timer(struct suc_conn *c, clock_time_t t);
#endif /* __SUC_H__ */
/** @} */
/** @} */