osd-contiki/examples/cc26xx/cc26xx-web-demo/resources/res-sensors.c

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/*
* Copyright (c) 2014, Texas Instruments Incorporated - http://www.ti.com/
* 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 HOLDERS 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 cc26xx-web-demo
* @{
*
* \file
* CoAP resource handler for the Sensortag-CC26xx sensors
*/
/*---------------------------------------------------------------------------*/
#include "contiki.h"
#include "rest-engine.h"
#include "er-coap.h"
#include "cc26xx-web-demo.h"
#include "coap-server.h"
#include <stdio.h>
#include <stdint.h>
#include <string.h>
/*---------------------------------------------------------------------------*/
/*
* Generic resource handler for any sensor in this example. Ultimately gets
* called by all handlers and populates the CoAP response
*/
static void
res_get_handler_all(int sens_type, void *request, void *response,
uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
{
unsigned int accept = -1;
const cc26xx_web_demo_sensor_reading_t *reading;
reading = cc26xx_web_demo_sensor_lookup(sens_type);
if(reading == NULL) {
REST.set_response_status(response, REST.status.NOT_FOUND);
REST.set_response_payload(response, coap_server_not_found_msg,
strlen(coap_server_not_found_msg));
return;
}
REST.get_header_accept(request, &accept);
if(accept == -1 || accept == REST.type.TEXT_PLAIN) {
REST.set_header_content_type(response, REST.type.TEXT_PLAIN);
snprintf((char *)buffer, REST_MAX_CHUNK_SIZE, "%s", reading->converted);
REST.set_response_payload(response, (uint8_t *)buffer,
strlen((char *)buffer));
} else if(accept == REST.type.APPLICATION_JSON) {
REST.set_header_content_type(response, REST.type.APPLICATION_JSON);
snprintf((char *)buffer, REST_MAX_CHUNK_SIZE, "{\"%s\":%s}",
reading->descr, reading->converted);
REST.set_response_payload(response, buffer, strlen((char *)buffer));
} else if(accept == REST.type.APPLICATION_XML) {
REST.set_header_content_type(response, REST.type.APPLICATION_XML);
snprintf((char *)buffer, REST_MAX_CHUNK_SIZE,
"<%s val=\"%s\" unit=\"%s\"/>", reading->xml_element,
reading->converted, reading->units);
REST.set_response_payload(response, buffer, strlen((char *)buffer));
} else {
REST.set_response_status(response, REST.status.NOT_ACCEPTABLE);
REST.set_response_payload(response, coap_server_supported_msg,
strlen(coap_server_supported_msg));
}
}
/*---------------------------------------------------------------------------*/
/* BatMon resources and handler: Temperature, Voltage */
static void
res_get_handler_batmon_temp(void *request, void *response, uint8_t *buffer,
uint16_t preferred_size, int32_t *offset)
{
res_get_handler_all(CC26XX_WEB_DEMO_SENSOR_BATMON_TEMP, request, response,
buffer, preferred_size, offset);
}
/*---------------------------------------------------------------------------*/
static void
res_get_handler_batmon_volt(void *request, void *response, uint8_t *buffer,
uint16_t preferred_size, int32_t *offset)
{
res_get_handler_all(CC26XX_WEB_DEMO_SENSOR_BATMON_VOLT, request, response,
buffer, preferred_size, offset);
}
/*---------------------------------------------------------------------------*/
RESOURCE(res_batmon_temp, "title=\"Battery Temp\";rt=\"C\"",
res_get_handler_batmon_temp, NULL, NULL, NULL);
/*---------------------------------------------------------------------------*/
RESOURCE(res_batmon_volt, "title=\"Battery Voltage\";rt=\"mV\"",
res_get_handler_batmon_volt, NULL, NULL, NULL);
/*---------------------------------------------------------------------------*/
#if CC26XX_WEB_DEMO_ADC_DEMO
/*---------------------------------------------------------------------------*/
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static void
res_get_handler_adc_dio23(void *request, void *response, uint8_t *buffer,
uint16_t preferred_size, int32_t *offset)
{
res_get_handler_all(CC26XX_WEB_DEMO_SENSOR_ADC_DIO23, request, response,
buffer, preferred_size, offset);
}
/*---------------------------------------------------------------------------*/
RESOURCE(res_adc_dio23, "title=\"ADC DIO23\";rt=\"mV\"",
res_get_handler_adc_dio23, NULL, NULL, NULL);
/*---------------------------------------------------------------------------*/
#endif
/*---------------------------------------------------------------------------*/
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#if BOARD_SENSORTAG
/*---------------------------------------------------------------------------*/
/* MPU resources and handler: Accelerometer and Gyro */
static void
res_get_handler_mpu_acc_x(void *request, void *response, uint8_t *buffer,
uint16_t preferred_size, int32_t *offset)
{
res_get_handler_all(CC26XX_WEB_DEMO_SENSOR_MPU_ACC_X, request, response,
buffer, preferred_size, offset);
}
/*---------------------------------------------------------------------------*/
static void
res_get_handler_mpu_acc_y(void *request, void *response, uint8_t *buffer,
uint16_t preferred_size, int32_t *offset)
{
res_get_handler_all(CC26XX_WEB_DEMO_SENSOR_MPU_ACC_Y, request, response,
buffer, preferred_size, offset);
}
/*---------------------------------------------------------------------------*/
static void
res_get_handler_mpu_acc_z(void *request, void *response, uint8_t *buffer,
uint16_t preferred_size, int32_t *offset)
{
res_get_handler_all(CC26XX_WEB_DEMO_SENSOR_MPU_ACC_Z, request, response,
buffer, preferred_size, offset);
}
/*---------------------------------------------------------------------------*/
static void
res_get_handler_mpu_gyro_x(void *request, void *response, uint8_t *buffer,
uint16_t preferred_size, int32_t *offset)
{
res_get_handler_all(CC26XX_WEB_DEMO_SENSOR_MPU_GYRO_X, request, response,
buffer, preferred_size, offset);
}
/*---------------------------------------------------------------------------*/
static void
res_get_handler_mpu_gyro_y(void *request, void *response, uint8_t *buffer,
uint16_t preferred_size, int32_t *offset)
{
res_get_handler_all(CC26XX_WEB_DEMO_SENSOR_MPU_GYRO_Y, request, response,
buffer, preferred_size, offset);
}
/*---------------------------------------------------------------------------*/
static void
res_get_handler_mpu_gyro_z(void *request, void *response, uint8_t *buffer,
uint16_t preferred_size, int32_t *offset)
{
res_get_handler_all(CC26XX_WEB_DEMO_SENSOR_MPU_GYRO_Z, request, response,
buffer, preferred_size, offset);
}
/*---------------------------------------------------------------------------*/
RESOURCE(res_mpu_acc_x, "title=\"Acc X\";rt=\"G\"", res_get_handler_mpu_acc_x,
NULL, NULL, NULL);
RESOURCE(res_mpu_acc_y, "title=\"Acc Y\";rt=\"G\"", res_get_handler_mpu_acc_y,
NULL, NULL, NULL);
RESOURCE(res_mpu_acc_z, "title=\"Acc Z\";rt=\"G\"", res_get_handler_mpu_acc_z,
NULL, NULL, NULL);
RESOURCE(res_mpu_gyro_x, "title=\"Gyro X\";rt=\"deg/sec\"",
res_get_handler_mpu_gyro_x, NULL, NULL, NULL);
RESOURCE(res_mpu_gyro_y, "title=\"Gyro Y\";rt=\"deg/sec\"",
res_get_handler_mpu_gyro_y, NULL, NULL, NULL);
RESOURCE(res_mpu_gyro_z, "title=\"Gyro Z\";rt=\"deg/sec\"",
res_get_handler_mpu_gyro_z, NULL, NULL, NULL);
/*---------------------------------------------------------------------------*/
/* TMP sensor resources and handlers: Object, Ambient */
static void
res_get_handler_obj_temp(void *request, void *response, uint8_t *buffer,
uint16_t preferred_size, int32_t *offset)
{
res_get_handler_all(CC26XX_WEB_DEMO_SENSOR_TMP_OBJECT, request, response,
buffer, preferred_size, offset);
}
/*---------------------------------------------------------------------------*/
static void
res_get_handler_amb_temp(void *request, void *response, uint8_t *buffer,
uint16_t preferred_size, int32_t *offset)
{
res_get_handler_all(CC26XX_WEB_DEMO_SENSOR_TMP_AMBIENT, request, response,
buffer, preferred_size, offset);
}
/*---------------------------------------------------------------------------*/
RESOURCE(res_tmp007_obj, "title=\"Temperature (Object)\";rt=\"C\"",
res_get_handler_obj_temp, NULL, NULL, NULL);
RESOURCE(res_tmp007_amb, "title=\"Temperature (Ambient)\";rt=\"C\"",
res_get_handler_amb_temp, NULL, NULL, NULL);
/*---------------------------------------------------------------------------*/
/* BMP sensor resources: Temperature, Pressure */
static void
res_get_handler_bmp_temp(void *request, void *response, uint8_t *buffer,
uint16_t preferred_size, int32_t *offset)
{
res_get_handler_all(CC26XX_WEB_DEMO_SENSOR_BMP_TEMP, request, response,
buffer, preferred_size, offset);
}
/*---------------------------------------------------------------------------*/
static void
res_get_handler_bmp_press(void *request, void *response, uint8_t *buffer,
uint16_t preferred_size, int32_t *offset)
{
res_get_handler_all(CC26XX_WEB_DEMO_SENSOR_BMP_PRES, request, response,
buffer, preferred_size, offset);
}
/*---------------------------------------------------------------------------*/
RESOURCE(res_bmp280_temp, "title=\"Barometer (Temperature)\";rt=\"C\"",
res_get_handler_bmp_temp, NULL, NULL, NULL);
RESOURCE(res_bmp280_press,
"title=\"Barometer (Pressure)\";rt=\"hPa (hectopascal / millibar)\"",
res_get_handler_bmp_press, NULL, NULL, NULL);
/*---------------------------------------------------------------------------*/
/* HDC1000 sensor resources and handler: Temperature, Pressure */
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static void
res_get_handler_hdc_temp(void *request, void *response, uint8_t *buffer,
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uint16_t preferred_size, int32_t *offset)
{
res_get_handler_all(CC26XX_WEB_DEMO_SENSOR_HDC_TEMP, request, response,
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buffer, preferred_size, offset);
}
/*---------------------------------------------------------------------------*/
static void
res_get_handler_hdc_humidity(void *request, void *response, uint8_t *buffer,
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uint16_t preferred_size, int32_t *offset)
{
res_get_handler_all(CC26XX_WEB_DEMO_SENSOR_HDC_HUMIDITY, request, response,
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buffer, preferred_size, offset);
}
/*---------------------------------------------------------------------------*/
RESOURCE(res_hdc1000_temp, "title=\"Temperature\";rt=\"C\"",
res_get_handler_hdc_temp, NULL, NULL, NULL);
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RESOURCE(res_hdc1000_hum, "title=\"Humidity\";rt=\"%RH\"",
res_get_handler_hdc_humidity, NULL, NULL, NULL);
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/*---------------------------------------------------------------------------*/
/* Illuminance resources and handler */
static void
res_get_handler_opt(void *request, void *response, uint8_t *buffer,
uint16_t preferred_size, int32_t *offset)
{
res_get_handler_all(CC26XX_WEB_DEMO_SENSOR_OPT_LIGHT, request, response,
buffer, preferred_size, offset);
}
/*---------------------------------------------------------------------------*/
RESOURCE(res_opt3001_light, "title=\"Illuminance\";rt=\"Lux\"",
res_get_handler_opt, NULL, NULL, NULL);
/*---------------------------------------------------------------------------*/
#endif /* BOARD_SENSORTAG */
/*---------------------------------------------------------------------------*/
/** @} */