osd-contiki/examples/osd/wallclock-time/er-example-server.c

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/*
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* Copyright (C) 2016, Ralf Schlatterbeck and other contributors.
* 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.
*/
/**
* \file
* Erbium (Er) Wallclock REST Engine example (with CoAP-specific code)
* \author
* Matthias Kovatsch <kovatsch@inf.ethz.ch>
* Ralf Schlatterbeck <rsc@runtux.com>
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "contiki.h"
#include "contiki-net.h"
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#include "er-coap-engine.h"
#include "time.h"
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#include "cron.h"
#include "time_resource.h"
#include "jsonparse.h"
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#include "Arduino.h"
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#if PLATFORM_HAS_BUTTON
#include "dev/button-sensor.h"
#endif
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#define DEBUG 0
#if DEBUG
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#include <stdio.h>
#define PRINTF(...) printf(__VA_ARGS__)
#define PRINT6ADDR(addr) PRINTF("[%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x]", ((uint8_t *)addr)[0], ((uint8_t *)addr)[1], ((uint8_t *)addr)[2], ((uint8_t *)addr)[3], ((uint8_t *)addr)[4], ((uint8_t *)addr)[5], ((uint8_t *)addr)[6], ((uint8_t *)addr)[7], ((uint8_t *)addr)[8], ((uint8_t *)addr)[9], ((uint8_t *)addr)[10], ((uint8_t *)addr)[11], ((uint8_t *)addr)[12], ((uint8_t *)addr)[13], ((uint8_t *)addr)[14], ((uint8_t *)addr)[15])
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#define PRINTLLADDR(lladdr) PRINTF("[%02x:%02x:%02x:%02x:%02x:%02x]", (lladdr)->addr[0], (lladdr)->addr[1], (lladdr)->addr[2], (lladdr)->addr[3], (lladdr)->addr[4], (lladdr)->addr[5])
#else
#define PRINTF(...)
#define PRINT6ADDR(addr)
#define PRINTLLADDR(addr)
#endif
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#if PLATFORM_HAS_LEDS
#include "dev/leds.h"
extern resource_t res_leds, res_toggle;
#endif
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#if PLATFORM_HAS_BATTERY
#include "dev/battery-sensor.h"
extern resource_t res_battery;
#endif
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/*
#if PLATFORM_HAS_RADIO
#include "dev/radio-sensor.h"
extern resource_t res_radio;
#endif
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*/
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//******************************************************************************/
void
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hw_init ()
{
#if defined (PLATFORM_HAS_LEDS)
leds_off(LEDS_RED);
#endif
}
PROCESS(rest_server_example, "Erbium Example Server");
AUTOSTART_PROCESSES(&rest_server_example, &sensors_process);
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#define LED_PIN 4
#define LOOP_INTERVAL (30 * CLOCK_SECOND)
/*
* Set led to on or off, we abuse the given pointer to simply carry the
* on/off flag.
*/
void led_set (void *onoff)
{
int status = (int)onoff;
digitalWrite (LED_PIN, (status ? 0 : 1));
}
PROCESS_THREAD(rest_server_example, ev, data)
{
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static struct etimer loop_periodic_timer;
PROCESS_BEGIN();
PRINTF("Starting Erbium Example Server\n");
#ifdef RF_CHANNEL
PRINTF("RF channel: %u\n", RF_CHANNEL);
#endif
#ifdef IEEE802154_PANID
PRINTF("PAN ID: 0x%04X\n", IEEE802154_PANID);
#endif
PRINTF("uIP buffer: %u\n", UIP_BUFSIZE);
PRINTF("LL header: %u\n", UIP_LLH_LEN);
PRINTF("IP+UDP header: %u\n", UIP_IPUDPH_LEN);
PRINTF("REST max chunk: %u\n", REST_MAX_CHUNK_SIZE);
/* if static routes are used rather than RPL */
#if !UIP_CONF_IPV6_RPL && !defined (CONTIKI_TARGET_MINIMAL_NET) && !defined (CONTIKI_TARGET_NATIVE)
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set_global_address ();
configure_routing ();
#endif
/* Initialize the OSD Hardware. */
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hw_init ();
/* Initialize the REST engine. */
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rest_init_engine ();
/* Activate the application-specific resources. */
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rest_activate_resource (&res_leds, "s/leds");
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#if defined (PLATFORM_HAS_BATTERY) && REST_RES_BATTERY
SENSORS_ACTIVATE(battery_sensor);
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rest_activate_resource (&res_battery, "s/battery");
#endif
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rest_activate_resource (&res_timestamp, "clock/timestamp");
rest_activate_resource (&res_timezone, "clock/timezone");
rest_activate_resource (&res_localtime, "clock/localtime");
rest_activate_resource (&res_utc, "clock/utc");
/* Register callback function(s) */
cron_register_command ("led_on", led_set, (void *)1);
cron_register_command ("led_off", led_set, (void *)0);
/* Allocate all cron entries and the necessary resources */
activate_cron_resources ();
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/* Define application-specific events here.
* We need to call cron every 30 seconds or so (at least once a
* minute)
*/
etimer_set (&loop_periodic_timer, LOOP_INTERVAL);
while (1) {
PROCESS_WAIT_EVENT();
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if (etimer_expired (&loop_periodic_timer)) {
cron ();
etimer_reset (&loop_periodic_timer);
}
} /* while (1) */
PROCESS_END();
}