/* * 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 #include #include /*---------------------------------------------------------------------------*/ /* * 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 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); /*---------------------------------------------------------------------------*/ /* SHT21 sensor resources and handler: Temperature, Pressure */ static void res_get_handler_sht_temp(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset) { res_get_handler_all(CC26XX_WEB_DEMO_SENSOR_SHT_TEMP, request, response, buffer, preferred_size, offset); } /*---------------------------------------------------------------------------*/ static void res_get_handler_sht_humidity(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset) { res_get_handler_all(CC26XX_WEB_DEMO_SENSOR_SHT_HUMIDITY, request, response, buffer, preferred_size, offset); } /*---------------------------------------------------------------------------*/ RESOURCE(res_sht21_temp, "title=\"Temperature\";rt=\"C\"", res_get_handler_sht_temp, NULL, NULL, NULL); RESOURCE(res_sht21_hum, "title=\"Humidity\";rt=\"%RH\"", res_get_handler_sht_humidity, NULL, NULL, NULL); /*---------------------------------------------------------------------------*/ /* 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 */ /*---------------------------------------------------------------------------*/ /** @} */