/* * 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-multihop.c,v 1.2 2009/01/16 17:40:16 nifi Exp $ */ /** * \file * Testing the multihop forwarding layer (multihop) in Rime * \author * Adam Dunkels */ #include "contiki.h" #include "net/rime.h" #include "dev/button-sensor.h" #include "dev/leds.h" #include /*---------------------------------------------------------------------------*/ PROCESS(example_multihop_process, "multihop example"); AUTOSTART_PROCESSES(&example_multihop_process); /*---------------------------------------------------------------------------*/ static void recv(struct multihop_conn *c, rimeaddr_t *sender, rimeaddr_t *prevhop, uint8_t hops) { printf("multihop message received '%s'\n", (char *)rimebuf_dataptr()); } static rimeaddr_t * forward(struct multihop_conn *c, rimeaddr_t *originator, rimeaddr_t *dest, rimeaddr_t *prevhop, uint8_t hops) { printf("Forwarding message '%s'\n", (char *)rimebuf_dataptr()); return NULL; } static const struct multihop_callbacks multihop_call = {recv, forward}; static struct multihop_conn multihop; /*---------------------------------------------------------------------------*/ PROCESS_THREAD(example_multihop_process, ev, data) { PROCESS_EXITHANDLER(multihop_close(&multihop);) PROCESS_BEGIN(); multihop_open(&multihop, 128, &multihop_call); while(1) { static struct etimer et; rimeaddr_t to; etimer_set(&et, CLOCK_SECOND); PROCESS_WAIT_EVENT_UNTIL(etimer_expired(&et)); rimebuf_copyfrom("Hej", 4); to.u8[0] = 161; to.u8[1] = 161; multihop_send(&multihop, &to); } PROCESS_END(); } /*---------------------------------------------------------------------------*/