initial upload
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Harald Pichler
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120
examples/osd/arduino-servo/resources/res-servo.cpp
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120
examples/osd/arduino-servo/resources/res-servo.cpp
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/*
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* Copyright (c) 2013, Institute for Pervasive Computing, ETH Zurich
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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 Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR 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, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*/
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/**
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* \file
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* Door resource
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* \author
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* Harald Pichler <harald@the-develop.net>
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*/
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#include "Arduino.h"
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extern "C" {
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#include "contiki.h"
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#include <string.h>
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#include "rest-engine.h"
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}
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#include "Servo.h"
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extern Servo servo;
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static void res_get_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset);
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static void res_post_put_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset);
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/* A simple getter example. Returns the reading from the sensor with a simple etag */
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RESOURCE(res_servo,
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"title=\"SERVO: , POST/PUT mode=on|off\";rt=\"Control\"",
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res_get_handler,
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res_post_put_handler,
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res_post_put_handler,
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NULL);
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//extern uint8_t servo_pin;
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//extern uint8_t servo_status;
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static void
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res_get_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
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{
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unsigned int accept = -1;
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REST.get_header_accept(request, &accept);
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//todo if(accept == -1 || accept == REST.type.TEXT_PLAIN) {
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//todo REST.set_header_content_type(response, REST.type.TEXT_PLAIN);
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//todo snprintf((char *)buffer, REST_MAX_CHUNK_SIZE, "%d", servo_status);
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//todo
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//todo REST.set_response_payload(response, buffer, strlen((char *)buffer));
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//todo } else if(accept == REST.type.APPLICATION_JSON) {
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//todo REST.set_header_content_type(response, REST.type.APPLICATION_JSON);
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//todo snprintf((char *)buffer, REST_MAX_CHUNK_SIZE, "{'servo':%d}", servo_status);
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//todo
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//todo REST.set_response_payload(response, buffer, strlen((char *)buffer));
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//todo } else {
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//todo REST.set_response_status(response, REST.status.NOT_ACCEPTABLE);
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//todo const char *msg = "Supporting content-types text/plain and application/json";
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//todo REST.set_response_payload(response, msg, strlen(msg));
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//todo }
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}
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static void
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res_post_put_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
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{
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size_t len = 0;
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const char *value = NULL;
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int success = 1;
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// if(success && (len = REST.get_post_variable(request, "mode", &mode))) {
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// if(strncmp(mode, "on", len) == 0) {
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// digitalWrite(servo_pin, LOW);
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// servo_status=1;
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// } else if(strncmp(mode, "off", len) == 0) {
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// digitalWrite(servo_pin, HIGH);
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// servo_status=0;
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// } else {
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// success = 0;
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// }
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// } else {
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// success = 0;
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// } if(!success) {
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// REST.set_response_status(response, REST.status.BAD_REQUEST);
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// }
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if(success && (len = REST.get_post_variable(request, "value", &value))) {
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int val = atoi(value);
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//int val = map(newval, 0, 1023, 0, 180); // scale it to use it with the servo (value between 0 and 180)
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servo.write(val);
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}
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if(success && (len = REST.get_post_variable(request, "strike", &value))) {
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int val = atoi(value);
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//int val = map(newval, 0, 1023, 0, 180); // scale it to use it with the servo (value between 0 and 180)
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servo.write(val);
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delay(20);
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servo.write(90);
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}
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}
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