/** * \addtogroup rime * @{ *//** * \defgroup rimerunicast Single-hop reliable unicast * @{ * * The runicast module implements a single-hop reliable unicast mechanism. * * \section channels Channels * * The runicast 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: runicast.h,v 1.1 2008/07/03 21:52:25 adamdunkels Exp $ *//** * \file *         Reliable unicast header file * \author *         Adam Dunkels <adam@sics.se> */#ifndef __RUNICAST_H__#define __RUNICAST_H__#include "net/rime/stunicast.h"struct runicast_conn;#define RUNICAST_ATTRIBUTES  { RIMEBUF_ATTR_PACKET_TYPE, RIMEBUF_ATTR_BIT }, \                        { RIMEBUF_ATTR_PACKET_ID, RIMEBUF_ATTR_BIT * 2 }, \                        STUNICAST_ATTRIBUTESstruct runicast_callbacks {  void (* recv)(struct runicast_conn *c, rimeaddr_t *from, uint8_t seqno);  void (* sent)(struct runicast_conn *c, rimeaddr_t *to, uint8_t retransmissions);  void (* timedout)(struct runicast_conn *c, rimeaddr_t *to, uint8_t retransmissions);};struct runicast_conn {  struct stunicast_conn c;  const struct runicast_callbacks *u;  uint8_t sndnxt;  uint8_t rxmit;  uint8_t max_rxmit;};void runicast_open(struct runicast_conn *c, uint16_t channel,	       const struct runicast_callbacks *u);void runicast_close(struct runicast_conn *c);int runicast_send(struct runicast_conn *c, rimeaddr_t *receiver, uint8_t max_retransmissions);#endif /* __RUNICAST_H__ *//** @} *//** @} */