nes-proj/os/services/ipso-objects/ipso-temperature.c

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/*
* Copyright (c) 2015, Yanzi Networks AB.
* 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 copyright holder 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 COPYRIGHT HOLDER 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
* COPYRIGHT HOLDER 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.
*/
/**
* \addtogroup ipso-objects
* @{
*/
/**
* \file
* Implementation of OMA LWM2M / IPSO Temperature
* \author
* Joakim Eriksson <joakime@sics.se>
* Niclas Finne <nfi@sics.se>
*/
#include <stdint.h>
#include "ipso-sensor-template.h"
#include "ipso-objects.h"
#include "lwm2m-object.h"
#include "lwm2m-engine.h"
#ifdef IPSO_TEMPERATURE
extern const struct ipso_objects_sensor IPSO_TEMPERATURE;
#endif /* IPSO_TEMPERATURE */
#ifndef IPSO_TEMPERATURE_MIN
#define IPSO_TEMPERATURE_MIN -50000
#endif
#ifndef IPSO_TEMPERATURE_MAX
#define IPSO_TEMPERATURE_MAX 80000
#endif
static lwm2m_status_t get_temp_value(const ipso_sensor_t *sensor,
int32_t *value);
IPSO_SENSOR(temp_sensor, 3303, get_temp_value,
.max_range = IPSO_TEMPERATURE_MAX, /* milli celcius */
.min_range = IPSO_TEMPERATURE_MIN, /* milli celcius */
.unit = "Cel",
.update_interval = 10
);
/*---------------------------------------------------------------------------*/
static lwm2m_status_t
get_temp_value(const ipso_sensor_t *s, int32_t *value)
{
#ifdef IPSO_TEMPERATURE
if(IPSO_TEMPERATURE.read_value != NULL &&
IPSO_TEMPERATURE.read_value(value) == 0) {
return LWM2M_STATUS_OK;
}
#endif /* IPSO_TEMPERATURE */
return LWM2M_STATUS_ERROR;
}
/*---------------------------------------------------------------------------*/
void
ipso_temperature_init(void)
{
#ifdef IPSO_TEMPERATURE
if(IPSO_TEMPERATURE.init) {
IPSO_TEMPERATURE.init();
}
#endif /* IPSO_TEMPERATURE */
ipso_sensor_add(&temp_sensor);
}
/*---------------------------------------------------------------------------*/
/** @} */