nes-proj/examples/sky/sky-treeroute.c

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/*
* 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 1.3 2007/05/22 21:05:09 adamdunkels Exp $
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*/
/**
* \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 "dev/sht11.h"
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#include <stdio.h>
#include <string.h>
#include "contiki-net.h"
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static struct tree_conn tc;
struct sky_treeroute_msg {
u16_t light1;
u16_t light2;
u16_t temperature;
u16_t humidity;
};
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/*---------------------------------------------------------------------------*/
PROCESS(test_tree_process, "Test tree process");
PROCESS(depth_blink_process, "Depth indicator");
PROCESS(tcp_server_process, "TCP server");
AUTOSTART_PROCESSES(&test_tree_process, &depth_blink_process,
&tcp_server_process);
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/*---------------------------------------------------------------------------*/
PROCESS_THREAD(depth_blink_process, ev, data)
{
static struct etimer et;
static int count;
PROCESS_BEGIN();
while(1) {
etimer_set(&et, CLOCK_SECOND * 4);
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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();
}
/*---------------------------------------------------------------------------*/
struct logbuf {
rimeaddr_t originator;
u8_t seqno, hops;
struct sky_treeroute_msg msg;
};
#define BUFSIZE 4
static struct logbuf buffer[BUFSIZE];
static int nextbuf, firstbuf;
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static void
recv(rimeaddr_t *originator, u8_t seqno, u8_t hops)
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{
struct sky_treeroute_msg *msg;
struct logbuf *log;
msg = rimebuf_dataptr();
/* printf("Got message from %d.%d, seqno %d, hops %d: len %d '%s'\n",
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originator->u8[0], originator->u8[1],
seqno, hops,
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rimebuf_datalen(),
(char *)rimebuf_dataptr());*/
printf("From %d.%d\n", originator->u8[0], originator->u8[1]);
log = &buffer[nextbuf];
rimeaddr_copy(&log->originator, originator);
log->seqno = seqno;
log->hops = hops;
memcpy(&log->msg, msg, sizeof(struct sky_treeroute_msg));
nextbuf = (nextbuf + 1) % BUFSIZE;
/* memset(&buffer[nextbuf * BUFLINELEN], 0, BUFLINELEN);
snprintf(&buffer[nextbuf * BUFLINELEN], BUFLINELEN,
"%d.%d %d %d %s%c",
originator->u8[0], originator->u8[1],
seqno, hops,
(char *)rimebuf_dataptr(), 0);
nextbuf = (nextbuf + 1) % BUFSIZE;*/
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}
/*---------------------------------------------------------------------------*/
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 * 20);
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PROCESS_WAIT_EVENT();
if(ev == sensors_event) {
if(data == &button_sensor) {
printf("Button\n");
tree_set_sink(&tc, 1);
}
}
if(etimer_expired(&et)) {
struct sky_treeroute_msg *msg;
/* leds_toggle(LEDS_BLUE);*/
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rimebuf_clear();
msg = (struct sky_treeroute_msg *)rimebuf_dataptr();
rimebuf_set_datalen(sizeof(struct sky_treeroute_msg));
msg->light1 = sensors_light1();
msg->light2 = sensors_light2();
msg->temperature = sht11_temp();
msg->humidity = sht11_humidity();
/* rimebuf_set_datalen(snprintf(rimebuf_dataptr(), RIMEBUF_SIZE,
"%d %d %d %d",
sensors_light1(), sensors_light2(),
sht11_temp() - 3960, sht11_humidity()));*/
/* printf("Sending '%s'\n", (char *)rimebuf_dataptr());*/
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tree_send(&tc);
}
}
exit:
tree_close(&tc);
PROCESS_END();
}
/*---------------------------------------------------------------------------*/
static struct psock ps;
static
PT_THREAD(handle_connection(struct psock *p))
{
PSOCK_BEGIN(p);
PSOCK_SEND_STR(p, "Contiki data collection server\n");
while(1) {
while(firstbuf != nextbuf) {
static char buf[50];
struct logbuf *l;
l = &buffer[firstbuf];
snprintf(buf, sizeof(buf), "%d.%d %d %d %u %u %u %u\n",
l->originator.u8[0], l->originator.u8[1],
l->seqno, l->hops,
l->msg.light1, l->msg.light2,
l->msg.temperature, l->msg.humidity);
PSOCK_SEND_STR(p, buf);
firstbuf = (firstbuf + 1) % BUFSIZE;
}
PSOCK_WAIT_UNTIL(p, nextbuf != firstbuf);
}
PSOCK_CLOSE(p);
PSOCK_END(p);
}
PROCESS_THREAD(tcp_server_process, ev, data)
{
PROCESS_BEGIN();
tcp_listen(HTONS(1010));
while(1) {
PROCESS_WAIT_EVENT_UNTIL(ev == tcpip_event);
if(uip_connected()) {
tree_set_sink(&tc, 1);
PSOCK_INIT(&ps, NULL, 0);
while(!(uip_aborted() || uip_closed() || uip_timedout())) {
PROCESS_WAIT_EVENT_UNTIL(ev == tcpip_event);
handle_connection(&ps);
}
}
}
PROCESS_END();
}