/* * Copyright (c) 2007, 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: example-runicast.c,v 1.1 2008/07/03 21:52:25 adamdunkels Exp $ */ /** * \file * Reliable single-hop unicast example * \author * Adam Dunkels */ #include "contiki.h" #include "net/rime.h" #include "dev/button-sensor.h" #include "dev/leds.h" #include #define MAX_RETRANSMISSIONS 4 /*---------------------------------------------------------------------------*/ PROCESS(test_runicast_process, "runicast test"); AUTOSTART_PROCESSES(&test_runicast_process); /*---------------------------------------------------------------------------*/ static void recv_runicast(struct runicast_conn *c, rimeaddr_t *from, uint8_t seqno) { printf("runicast message received from %d.%d, seqno %d\n", from->u8[0], from->u8[1], seqno); } static void sent_runicast(struct runicast_conn *c, rimeaddr_t *to, uint8_t retransmissions) { printf("runicast message sent to %d.%d, retransmissions %d\n", to->u8[0], to->u8[1], retransmissions); } static void timedout_runicast(struct runicast_conn *c, rimeaddr_t *to, uint8_t retransmissions) { printf("runicast message timed out when sending to %d.%d, retransmissions %d\n", to->u8[0], to->u8[1], retransmissions); } static const struct runicast_callbacks runicast_callbacks = {recv_runicast, sent_runicast, timedout_runicast}; static struct runicast_conn runicast; /*---------------------------------------------------------------------------*/ PROCESS_THREAD(test_runicast_process, ev, data) { PROCESS_EXITHANDLER(runicast_close(&runicast);) PROCESS_BEGIN(); runicast_open(&runicast, 128, &runicast_callbacks); while(1) { static struct etimer et; rimeaddr_t addr; etimer_set(&et, CLOCK_SECOND); PROCESS_WAIT_EVENT_UNTIL(etimer_expired(&et)); rimebuf_copyfrom("Hello", 5); addr.u8[0] = 41; addr.u8[1] = 41; runicast_send(&runicast, &addr, MAX_RETRANSMISSIONS); } PROCESS_END(); } /*---------------------------------------------------------------------------*/