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203 lines
6.3 KiB
C
203 lines
6.3 KiB
C
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/*
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* Copyright (c) 2015, Yanzi Networks 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 Light Control
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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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#include "ipso-objects.h"
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#include "lwm2m-object.h"
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#include "lwm2m-engine.h"
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#ifdef IPSO_LIGHT_CONTROL
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extern const struct ipso_objects_actuator IPSO_LIGHT_CONTROL;
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#endif /* IPSO_LIGHT_CONTROL */
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/*---------------------------------------------------------------------------*/
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static unsigned long last_on_time;
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static uint32_t total_on_time;
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static int dim_level = 0;
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static uint8_t is_on = 0;
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/*---------------------------------------------------------------------------*/
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static int
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read_state(lwm2m_context_t *ctx, uint8_t *outbuf, size_t outsize)
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{
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return ctx->writer->write_boolean(ctx, outbuf, outsize, is_on ? 1 : 0);
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}
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/*---------------------------------------------------------------------------*/
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static int
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write_state(lwm2m_context_t *ctx, const uint8_t *inbuf, size_t insize,
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uint8_t *outbuf, size_t outsize)
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{
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int value;
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size_t len;
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len = ctx->reader->read_boolean(ctx, inbuf, insize, &value);
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if(len > 0) {
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if(value) {
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if(!is_on) {
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is_on = 1;
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last_on_time = clock_seconds();
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}
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} else {
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if(is_on) {
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total_on_time += clock_seconds() - last_on_time;
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is_on = 0;
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}
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}
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#ifdef IPSO_LIGHT_CONTROL
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if(IPSO_LIGHT_CONTROL.set_on) {
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IPSO_LIGHT_CONTROL.set_on(value);
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} else if(IPSO_LIGHT_CONTROL.set_dim_level) {
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dim_level = value ? 100 : 0;
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IPSO_LIGHT_CONTROL.set_dim_level(dim_level);
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}
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#endif /* IPSO_LIGHT_CONTROL */
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}
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return len;
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}
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/*---------------------------------------------------------------------------*/
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static int
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read_dim(lwm2m_context_t *ctx, uint8_t *outbuf, size_t outsize)
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{
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return ctx->writer->write_int(ctx, outbuf, outsize, dim_level);
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}
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/*---------------------------------------------------------------------------*/
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static int
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write_dim(lwm2m_context_t *ctx, const uint8_t *inbuf, size_t insize,
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uint8_t *outbuf, size_t outsize)
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{
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int32_t value;
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size_t len;
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len = ctx->reader->read_int(ctx, inbuf, insize, &value);
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if(len > 0) {
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if(value < 0) {
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value = 0;
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} else if(value > 100) {
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value = 100;
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}
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dim_level = value;
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if(value > 0) {
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if(!is_on) {
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is_on = 1;
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last_on_time = clock_seconds();
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}
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} else {
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if(is_on) {
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total_on_time += clock_seconds() - last_on_time;
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is_on = 0;
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}
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}
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#ifdef IPSO_LIGHT_CONTROL
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if(IPSO_LIGHT_CONTROL.set_dim_level) {
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IPSO_LIGHT_CONTROL.set_dim_level(dim_level);
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} else if(IPSO_LIGHT_CONTROL.set_on) {
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IPSO_LIGHT_CONTROL.set_on(is_on);
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}
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#endif /* IPSO_LIGHT_CONTROL */
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}
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return len;
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}
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/*---------------------------------------------------------------------------*/
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static int
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read_on_time(lwm2m_context_t *ctx, uint8_t *outbuf, size_t outsize)
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{
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unsigned long now;
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if(is_on) {
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/* Update the on time */
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now = clock_seconds();
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total_on_time += now - last_on_time;
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last_on_time = now;
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}
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return ctx->writer->write_int(ctx, outbuf, outsize, (int32_t)total_on_time);
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}
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/*---------------------------------------------------------------------------*/
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static int
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write_on_time(lwm2m_context_t *ctx,
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const uint8_t *inbuf, size_t insize,
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uint8_t *outbuf, size_t outsize)
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{
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int32_t value;
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size_t len;
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len = ctx->reader->read_int(ctx, inbuf, insize, &value);
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if(len > 0 && value == 0) {
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total_on_time = 0;
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if(is_on) {
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last_on_time = clock_seconds();
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}
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}
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return len;
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}
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/*---------------------------------------------------------------------------*/
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LWM2M_RESOURCES(light_control_resources,
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LWM2M_RESOURCE_CALLBACK(5850, { read_state, write_state, NULL }),
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LWM2M_RESOURCE_CALLBACK(5851, { read_dim, write_dim, NULL }),
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LWM2M_RESOURCE_CALLBACK(5852, { read_on_time, write_on_time, NULL }),
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);
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LWM2M_INSTANCES(light_control_instances,
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LWM2M_INSTANCE(0, light_control_resources));
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LWM2M_OBJECT(light_control, 3311, light_control_instances);
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/*---------------------------------------------------------------------------*/
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void
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ipso_light_control_init(void)
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{
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#ifdef IPSO_LIGHT_CONTROL
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if(IPSO_LIGHT_CONTROL.init) {
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IPSO_LIGHT_CONTROL.init();
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}
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if(IPSO_LIGHT_CONTROL.is_on) {
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is_on = IPSO_LIGHT_CONTROL.is_on();
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}
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if(IPSO_LIGHT_CONTROL.get_dim_level) {
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dim_level = IPSO_LIGHT_CONTROL.get_dim_level();
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if(dim_level > 0 && IPSO_LIGHT_CONTROL.is_on == NULL) {
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is_on = 1;
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}
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}
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#endif /* IPSO_LIGHT_CONTROL */
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last_on_time = clock_seconds();
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lwm2m_engine_register_object(&light_control);
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}
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/*---------------------------------------------------------------------------*/
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/** @} */
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