120 lines
4.1 KiB
C
120 lines
4.1 KiB
C
/*
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* Copyright (c) 2007, Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*
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*/
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/**
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* \file
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* Testing the broadcast layer in Rime
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* \author
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* Adam Dunkels <adam@sics.se>
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*/
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#include "contiki.h"
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#include "net/rime.h"
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#include "lib/random.h"
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#include "net/rime/rimestats.h"
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#include "dev/leds.h"
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#include "dev/models.h"
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#define DEBUG 1
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#if DEBUG
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#include <stdio.h>
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#define PRINTF(...) printf(__VA_ARGS__)
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#else
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#define PRINTF(...)
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#endif
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#define BROADCAST_CHANNEL 129
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/*---------------------------------------------------------------------------*/
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PROCESS(example_broadcast_process, "BROADCAST example");
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AUTOSTART_PROCESSES(&example_broadcast_process);
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/*---------------------------------------------------------------------------*/
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static void
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broadcast_recv(struct broadcast_conn *c, const rimeaddr_t *from)
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{
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leds_toggle(LEDS_RED);
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PRINTF("broadcast message received from %02x.%02x\n", from->u8[0],
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from->u8[1]);
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PRINTF("Size=0x%02x: '0x%04x'\n", packetbuf_datalen(),
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*(uint16_t *)packetbuf_dataptr());
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}
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/*---------------------------------------------------------------------------*/
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static void
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print_rime_stats()
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{
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PRINTF("\nNetwork Stats\n");
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PRINTF(" TX=%lu , RX=%lu\n", rimestats.tx, rimestats.rx);
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PRINTF("LL-TX=%lu , LL-RX=%lu\n", rimestats.lltx, rimestats.llrx);
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PRINTF(" Long=%lu , Short=%lu\n", rimestats.toolong, rimestats.tooshort);
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PRINTF("T/Out=%lu , CCA-Err=%lu\n", rimestats.timedout,
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rimestats.contentiondrop);
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}
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static const struct broadcast_callbacks bc_rx = { broadcast_recv };
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static struct broadcast_conn broadcast;
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/*---------------------------------------------------------------------------*/
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PROCESS_THREAD(example_broadcast_process, ev, data)
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{
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static struct etimer et;
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static uint16_t counter;
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PROCESS_EXITHANDLER(broadcast_close(&broadcast);)
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PROCESS_BEGIN();
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PRINTF("Start\n");
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broadcast_open(&broadcast, BROADCAST_CHANNEL, &bc_rx);
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PRINTF("Open Broadcast Connection, channel %u\n", BROADCAST_CHANNEL);
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while(1) {
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/* Delay 2-4 seconds */
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etimer_set(&et, CLOCK_SECOND * 2);
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PROCESS_WAIT_EVENT_UNTIL(etimer_expired(&et));
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leds_on(LEDS_GREEN);
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packetbuf_copyfrom(&counter, sizeof(counter));
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PRINTF("Sending %u bytes: 0x%04x\n", packetbuf_datalen(),
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*(uint16_t *)packetbuf_dataptr());
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if(broadcast_send(&broadcast) == 0) {
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PRINTF("Error Sending\n");
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}
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print_rime_stats();
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PRINTF("===================================\n");
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counter++;
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leds_off(LEDS_GREEN);
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}
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PROCESS_END();
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}
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/*---------------------------------------------------------------------------*/
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