osd-contiki/examples/sky/sky-treeroute.c

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2007-03-27 12:39:30 +02:00
/*
* 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: sky-treeroute.c,v 1.1 2007/03/27 10:39:30 adamdunkels Exp $
*/
/**
* \file
* A brief description of what this file is.
* \author
* Adam Dunkels <adam@sics.se>
*/
#include "contiki.h"
#include "net/rime.h"
#include "net/rime/tree.h"
#include "dev/leds.h"
#include "dev/button-sensor.h"
#include "dev/light.h"
#include <stdio.h>
static struct tree_conn tc;
/*---------------------------------------------------------------------------*/
PROCESS(test_tree_process, "Test tree process");
PROCESS(depth_blink_process, "Depth indicator");
AUTOSTART_PROCESSES(&test_tree_process, &depth_blink_process);
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(depth_blink_process, ev, data)
{
static struct etimer et;
static int count;
PROCESS_BEGIN();
while(1) {
etimer_set(&et, CLOCK_SECOND * 1);
PROCESS_WAIT_UNTIL(etimer_expired(&et));
count = tree_depth(&tc);
if(count == TREE_MAX_DEPTH) {
leds_on(LEDS_RED);
} else {
leds_off(LEDS_RED);
while(count > 0) {
leds_on(LEDS_RED);
etimer_set(&et, CLOCK_SECOND / 10);
PROCESS_WAIT_UNTIL(etimer_expired(&et));
leds_off(LEDS_RED);
etimer_set(&et, CLOCK_SECOND / 10);
PROCESS_WAIT_UNTIL(etimer_expired(&et));
--count;
}
}
}
PROCESS_END();
}
/*---------------------------------------------------------------------------*/
static void
recv(rimeaddr_t *originator, u8_t seqno, u8_t hops, u8_t retransmissions)
{
rimebuf_hdrreduce(8);
printf("Got message from %d.%d, seqno %d, hops %d, retransmissions %d: len %d '%s'\n",
originator->u8[0], originator->u8[1],
seqno, hops, retransmissions,
rimebuf_datalen(),
(char *)rimebuf_dataptr());
}
/*---------------------------------------------------------------------------*/
static const struct tree_callbacks callbacks = { recv };
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(test_tree_process, ev, data)
{
PROCESS_EXITHANDLER(goto exit;)
PROCESS_BEGIN();
button_sensor.activate();
tree_open(&tc, 128, &callbacks);
while(1) {
static struct etimer et;
etimer_set(&et, CLOCK_SECOND * 8);
PROCESS_WAIT_EVENT();
if(ev == sensors_event) {
if(data == &button_sensor) {
printf("Button\n");
tree_set_sink(&tc, 1);
}
}
if(etimer_expired(&et)) {
rimebuf_clear();
rimebuf_set_datalen(sprintf(rimebuf_dataptr(), "%d %d",
sensors_light1(), sensors_light2()));
printf("Sending '%s'\n", rimebuf_dataptr());
tree_send(&tc);
}
}
exit:
tree_close(&tc);
PROCESS_END();
}
/*---------------------------------------------------------------------------*/