93 lines
3.1 KiB
C
93 lines
3.1 KiB
C
/*
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* Copyright (c) 2016, SICS Swedish ICT AB
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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 copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* 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,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/**
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* \addtogroup ipso-objects
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* @{
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*
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*/
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/**
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* \file
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* Implementation of OMA LWM2M / IPSO sensor template.
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* \author
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* Joakim Eriksson <joakime@sics.se>
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* Niclas Finne <nfi@sics.se>
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*/
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#ifndef IPSO_SENSOR_TEMPLATE_H_
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#define IPSO_SENSOR_TEMPLATE_H_
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#include "lwm2m-engine.h"
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typedef struct ipso_sensor ipso_sensor_t;
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typedef lwm2m_status_t (*ipso_sensor_get_value_millis_t)(const ipso_sensor_t *sensor, int32_t *v);
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/* Values of the IPSO object */
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typedef struct ipso_sensor_value {
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lwm2m_object_instance_t reg_object;
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const ipso_sensor_t *sensor;
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uint8_t flags;
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int32_t last_value;
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int32_t min_value;
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int32_t max_value;
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} ipso_sensor_value_t;
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/* Meta data about an IPSO sensor object */
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struct ipso_sensor {
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/* LWM2M object type */
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uint16_t object_id;
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uint16_t instance_id;
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/* When we read out the value we send in a context to write to */
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ipso_sensor_get_value_millis_t get_value_in_millis;
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int32_t min_range;
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int32_t max_range;
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char *unit;
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/* update interval in seconds */
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uint16_t update_interval;
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ipso_sensor_value_t *sensor_value;
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};
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#define IPSO_SENSOR(name, oid, get_value, ...) \
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static ipso_sensor_value_t name##_value; \
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static const ipso_sensor_t name = { \
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.object_id = oid, \
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.sensor_value = &name##_value, \
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.get_value_in_millis = get_value, \
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__VA_ARGS__ \
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}
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int ipso_sensor_add(const ipso_sensor_t *sensor);
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int ipso_sensor_remove(const ipso_sensor_t *sensor);
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#endif /* IPSO_SENSOR_TEMPLATE_H_ */
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/** @} */
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