A simple IoTHub sample using HTTP as transport

Dependencies:   EthernetInterface NTPClient iothub_client iothub_http_transport mbed-rtos mbed wolfSSL serializer azure_c_shared_utility

This sample showcases the usage of Azure IoT client libraries with the HTTP transport for sending/receiving raw messages from an IoT Hub.

Committer:
AzureIoTClient
Date:
Tue Sep 11 11:17:43 2018 -0700
Revision:
89:e4502f210191
Parent:
78:4b96969617b3
1.2.9

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AzureIoTClient 17:3abbcd6aac9f 1 // Copyright (c) Microsoft. All rights reserved.
AzureIoTClient 17:3abbcd6aac9f 2 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
AzureIoTClient 17:3abbcd6aac9f 3
AzureIoTClient 89:e4502f210191 4 //
AzureIoTClient 89:e4502f210191 5 // IMPORTANT: Please read and understand serializer limitations and alternatives as
AzureIoTClient 89:e4502f210191 6 // described ../../readme.md before beginning to use the serializer.
AzureIoTClient 89:e4502f210191 7 //
AzureIoTClient 89:e4502f210191 8
AzureIoTClient 17:3abbcd6aac9f 9 #include <stdlib.h>
AzureIoTClient 17:3abbcd6aac9f 10
AzureIoTClient 17:3abbcd6aac9f 11 #include <stdio.h>
AzureIoTClient 17:3abbcd6aac9f 12 #include <stdint.h>
AzureIoTClient 17:3abbcd6aac9f 13
AzureIoTClient 17:3abbcd6aac9f 14 /* This sample uses the _LL APIs of iothub_client for example purposes.
AzureIoTClient 17:3abbcd6aac9f 15 That does not mean that HTTP only works with the _LL APIs.
AzureIoTClient 17:3abbcd6aac9f 16 Simply changing the using the convenience layer (functions not having _LL)
AzureIoTClient 17:3abbcd6aac9f 17 and removing calls to _DoWork will yield the same results. */
AzureIoTClient 17:3abbcd6aac9f 18
Azure.IoT Build 41:4080293252bc 19 #include "azure_c_shared_utility/threadapi.h"
Azure.IoT Build 41:4080293252bc 20 #include "azure_c_shared_utility/platform.h"
AzureIoTClient 17:3abbcd6aac9f 21 #include "serializer.h"
AzureIoTClient 17:3abbcd6aac9f 22 #include "iothub_client_ll.h"
AzureIoTClient 17:3abbcd6aac9f 23 #include "iothubtransporthttp.h"
AzureIoTClient 17:3abbcd6aac9f 24
AzureIoTClient 17:3abbcd6aac9f 25 #ifdef MBED_BUILD_TIMESTAMP
AzureIoTClient 73:124496f755ab 26 #define SET_TRUSTED_CERT_IN_SAMPLES
AzureIoTClient 73:124496f755ab 27 #endif // MBED_BUILD_TIMESTAMP
AzureIoTClient 73:124496f755ab 28
AzureIoTClient 73:124496f755ab 29 #ifdef SET_TRUSTED_CERT_IN_SAMPLES
AzureIoTClient 17:3abbcd6aac9f 30 #include "certs.h"
AzureIoTClient 73:124496f755ab 31 #endif // SET_TRUSTED_CERT_IN_SAMPLES
AzureIoTClient 17:3abbcd6aac9f 32
AzureIoTClient 19:253a0a1ea1c5 33 /*String containing Hostname, Device Id & Device Key in the format: */
AzureIoTClient 19:253a0a1ea1c5 34 /* "HostName=<host_name>;DeviceId=<device_id>;SharedAccessKey=<device_key>" */
AzureIoTClient 17:3abbcd6aac9f 35 static const char* connectionString = "[device connection string]";
AzureIoTClient 17:3abbcd6aac9f 36
AzureIoTClient 17:3abbcd6aac9f 37 // Define the Model
AzureIoTClient 17:3abbcd6aac9f 38 BEGIN_NAMESPACE(WeatherStation);
AzureIoTClient 17:3abbcd6aac9f 39
AzureIoTClient 17:3abbcd6aac9f 40 DECLARE_MODEL(ContosoAnemometer,
AzureIoTClient 17:3abbcd6aac9f 41 WITH_DATA(ascii_char_ptr, DeviceId),
AzureIoTClient 20:188fd25e65fc 42 WITH_DATA(int, WindSpeed),
AzureIoTClient 64:0cdbc7c1cecc 43 WITH_DATA(float, Temperature),
AzureIoTClient 64:0cdbc7c1cecc 44 WITH_DATA(float, Humidity),
AzureIoTClient 17:3abbcd6aac9f 45 WITH_ACTION(TurnFanOn),
AzureIoTClient 17:3abbcd6aac9f 46 WITH_ACTION(TurnFanOff),
AzureIoTClient 17:3abbcd6aac9f 47 WITH_ACTION(SetAirResistance, int, Position)
AzureIoTClient 17:3abbcd6aac9f 48 );
AzureIoTClient 17:3abbcd6aac9f 49
AzureIoTClient 17:3abbcd6aac9f 50 END_NAMESPACE(WeatherStation);
AzureIoTClient 17:3abbcd6aac9f 51
AzureIoTClient 64:0cdbc7c1cecc 52 static char propText[1024];
AzureIoTClient 17:3abbcd6aac9f 53
AzureIoTClient 17:3abbcd6aac9f 54 EXECUTE_COMMAND_RESULT TurnFanOn(ContosoAnemometer* device)
AzureIoTClient 17:3abbcd6aac9f 55 {
AzureIoTClient 17:3abbcd6aac9f 56 (void)device;
AzureIoTClient 17:3abbcd6aac9f 57 (void)printf("Turning fan on.\r\n");
AzureIoTClient 17:3abbcd6aac9f 58 return EXECUTE_COMMAND_SUCCESS;
AzureIoTClient 17:3abbcd6aac9f 59 }
AzureIoTClient 17:3abbcd6aac9f 60
AzureIoTClient 17:3abbcd6aac9f 61 EXECUTE_COMMAND_RESULT TurnFanOff(ContosoAnemometer* device)
AzureIoTClient 17:3abbcd6aac9f 62 {
AzureIoTClient 17:3abbcd6aac9f 63 (void)device;
AzureIoTClient 17:3abbcd6aac9f 64 (void)printf("Turning fan off.\r\n");
AzureIoTClient 17:3abbcd6aac9f 65 return EXECUTE_COMMAND_SUCCESS;
AzureIoTClient 17:3abbcd6aac9f 66 }
AzureIoTClient 17:3abbcd6aac9f 67
AzureIoTClient 17:3abbcd6aac9f 68 EXECUTE_COMMAND_RESULT SetAirResistance(ContosoAnemometer* device, int Position)
AzureIoTClient 17:3abbcd6aac9f 69 {
AzureIoTClient 17:3abbcd6aac9f 70 (void)device;
AzureIoTClient 17:3abbcd6aac9f 71 (void)printf("Setting Air Resistance Position to %d.\r\n", Position);
AzureIoTClient 17:3abbcd6aac9f 72 return EXECUTE_COMMAND_SUCCESS;
AzureIoTClient 17:3abbcd6aac9f 73 }
AzureIoTClient 17:3abbcd6aac9f 74
AzureIoTClient 17:3abbcd6aac9f 75 void sendCallback(IOTHUB_CLIENT_CONFIRMATION_RESULT result, void* userContextCallback)
AzureIoTClient 17:3abbcd6aac9f 76 {
AzureIoTClient 42:fc9ef8d266b3 77 unsigned int messageTrackingId = (unsigned int)(uintptr_t)userContextCallback;
AzureIoTClient 17:3abbcd6aac9f 78
AzureIoTClient 42:fc9ef8d266b3 79 (void)printf("Message Id: %u Received.\r\n", messageTrackingId);
AzureIoTClient 17:3abbcd6aac9f 80
AzureIoTClient 17:3abbcd6aac9f 81 (void)printf("Result Call Back Called! Result is: %s \r\n", ENUM_TO_STRING(IOTHUB_CLIENT_CONFIRMATION_RESULT, result));
AzureIoTClient 17:3abbcd6aac9f 82 }
AzureIoTClient 17:3abbcd6aac9f 83
AzureIoTClient 17:3abbcd6aac9f 84 static void sendMessage(IOTHUB_CLIENT_LL_HANDLE iotHubClientHandle, const unsigned char* buffer, size_t size)
AzureIoTClient 17:3abbcd6aac9f 85 {
AzureIoTClient 17:3abbcd6aac9f 86 static unsigned int messageTrackingId;
AzureIoTClient 17:3abbcd6aac9f 87 IOTHUB_MESSAGE_HANDLE messageHandle = IoTHubMessage_CreateFromByteArray(buffer, size);
AzureIoTClient 17:3abbcd6aac9f 88 if (messageHandle == NULL)
AzureIoTClient 17:3abbcd6aac9f 89 {
AzureIoTClient 17:3abbcd6aac9f 90 printf("unable to create a new IoTHubMessage\r\n");
AzureIoTClient 17:3abbcd6aac9f 91 }
AzureIoTClient 17:3abbcd6aac9f 92 else
AzureIoTClient 17:3abbcd6aac9f 93 {
AzureIoTClient 17:3abbcd6aac9f 94 if (IoTHubClient_LL_SendEventAsync(iotHubClientHandle, messageHandle, sendCallback, (void*)(uintptr_t)messageTrackingId) != IOTHUB_CLIENT_OK)
AzureIoTClient 17:3abbcd6aac9f 95 {
AzureIoTClient 17:3abbcd6aac9f 96 printf("failed to hand over the message to IoTHubClient");
AzureIoTClient 17:3abbcd6aac9f 97 }
AzureIoTClient 17:3abbcd6aac9f 98 else
AzureIoTClient 17:3abbcd6aac9f 99 {
AzureIoTClient 17:3abbcd6aac9f 100 printf("IoTHubClient accepted the message for delivery\r\n");
AzureIoTClient 17:3abbcd6aac9f 101 }
AzureIoTClient 17:3abbcd6aac9f 102 IoTHubMessage_Destroy(messageHandle);
AzureIoTClient 17:3abbcd6aac9f 103 }
AzureIoTClient 17:3abbcd6aac9f 104 free((void*)buffer);
AzureIoTClient 17:3abbcd6aac9f 105 messageTrackingId++;
AzureIoTClient 17:3abbcd6aac9f 106 }
AzureIoTClient 17:3abbcd6aac9f 107
AzureIoTClient 17:3abbcd6aac9f 108 /*this function "links" IoTHub to the serialization library*/
AzureIoTClient 17:3abbcd6aac9f 109 static IOTHUBMESSAGE_DISPOSITION_RESULT IoTHubMessage(IOTHUB_MESSAGE_HANDLE message, void* userContextCallback)
AzureIoTClient 17:3abbcd6aac9f 110 {
AzureIoTClient 17:3abbcd6aac9f 111 IOTHUBMESSAGE_DISPOSITION_RESULT result;
AzureIoTClient 17:3abbcd6aac9f 112 const unsigned char* buffer;
AzureIoTClient 17:3abbcd6aac9f 113 size_t size;
AzureIoTClient 17:3abbcd6aac9f 114 if (IoTHubMessage_GetByteArray(message, &buffer, &size) != IOTHUB_MESSAGE_OK)
AzureIoTClient 17:3abbcd6aac9f 115 {
AzureIoTClient 17:3abbcd6aac9f 116 printf("unable to IoTHubMessage_GetByteArray\r\n");
AzureIoTClient 56:99dabe3ce9ff 117 result = IOTHUBMESSAGE_ABANDONED;
AzureIoTClient 17:3abbcd6aac9f 118 }
AzureIoTClient 17:3abbcd6aac9f 119 else
AzureIoTClient 17:3abbcd6aac9f 120 {
AzureIoTClient 17:3abbcd6aac9f 121 /*buffer is not zero terminated*/
AzureIoTClient 17:3abbcd6aac9f 122 char* temp = malloc(size + 1);
AzureIoTClient 17:3abbcd6aac9f 123 if (temp == NULL)
AzureIoTClient 17:3abbcd6aac9f 124 {
AzureIoTClient 17:3abbcd6aac9f 125 printf("failed to malloc\r\n");
AzureIoTClient 56:99dabe3ce9ff 126 result = IOTHUBMESSAGE_ABANDONED;
AzureIoTClient 17:3abbcd6aac9f 127 }
AzureIoTClient 17:3abbcd6aac9f 128 else
AzureIoTClient 17:3abbcd6aac9f 129 {
AzureIoTClient 19:253a0a1ea1c5 130 EXECUTE_COMMAND_RESULT executeCommandResult;
AzureIoTClient 89:e4502f210191 131
AzureIoTClient 56:99dabe3ce9ff 132 (void)memcpy(temp, buffer, size);
AzureIoTClient 17:3abbcd6aac9f 133 temp[size] = '\0';
AzureIoTClient 19:253a0a1ea1c5 134 executeCommandResult = EXECUTE_COMMAND(userContextCallback, temp);
AzureIoTClient 17:3abbcd6aac9f 135 result =
AzureIoTClient 17:3abbcd6aac9f 136 (executeCommandResult == EXECUTE_COMMAND_ERROR) ? IOTHUBMESSAGE_ABANDONED :
AzureIoTClient 17:3abbcd6aac9f 137 (executeCommandResult == EXECUTE_COMMAND_SUCCESS) ? IOTHUBMESSAGE_ACCEPTED :
AzureIoTClient 17:3abbcd6aac9f 138 IOTHUBMESSAGE_REJECTED;
AzureIoTClient 17:3abbcd6aac9f 139 free(temp);
AzureIoTClient 17:3abbcd6aac9f 140 }
AzureIoTClient 17:3abbcd6aac9f 141 }
AzureIoTClient 17:3abbcd6aac9f 142 return result;
AzureIoTClient 17:3abbcd6aac9f 143 }
AzureIoTClient 17:3abbcd6aac9f 144
AzureIoTClient 17:3abbcd6aac9f 145 void simplesample_http_run(void)
AzureIoTClient 17:3abbcd6aac9f 146 {
Azure.IoT Build 28:44b1d44d0d3b 147 if (platform_init() != 0)
AzureIoTClient 17:3abbcd6aac9f 148 {
Azure.IoT Build 28:44b1d44d0d3b 149 printf("Failed to initialize the platform.\r\n");
AzureIoTClient 17:3abbcd6aac9f 150 }
AzureIoTClient 17:3abbcd6aac9f 151 else
AzureIoTClient 17:3abbcd6aac9f 152 {
Azure.IoT Build 28:44b1d44d0d3b 153 if (serializer_init(NULL) != SERIALIZER_OK)
AzureIoTClient 17:3abbcd6aac9f 154 {
Azure.IoT Build 28:44b1d44d0d3b 155 (void)printf("Failed on serializer_init\r\n");
AzureIoTClient 17:3abbcd6aac9f 156 }
AzureIoTClient 17:3abbcd6aac9f 157 else
AzureIoTClient 17:3abbcd6aac9f 158 {
Azure.IoT Build 28:44b1d44d0d3b 159 IOTHUB_CLIENT_LL_HANDLE iotHubClientHandle = IoTHubClient_LL_CreateFromConnectionString(connectionString, HTTP_Protocol);
Azure.IoT Build 28:44b1d44d0d3b 160 int avgWindSpeed = 10;
AzureIoTClient 64:0cdbc7c1cecc 161 float minTemperature = 20.0;
AzureIoTClient 64:0cdbc7c1cecc 162 float minHumidity = 60.0;
AzureIoTClient 17:3abbcd6aac9f 163
Azure.IoT Build 28:44b1d44d0d3b 164 srand((unsigned int)time(NULL));
Azure.IoT Build 28:44b1d44d0d3b 165
Azure.IoT Build 28:44b1d44d0d3b 166 if (iotHubClientHandle == NULL)
AzureIoTClient 17:3abbcd6aac9f 167 {
Azure.IoT Build 28:44b1d44d0d3b 168 (void)printf("Failed on IoTHubClient_LL_Create\r\n");
AzureIoTClient 17:3abbcd6aac9f 169 }
AzureIoTClient 17:3abbcd6aac9f 170 else
AzureIoTClient 17:3abbcd6aac9f 171 {
AzureIoTClient 89:e4502f210191 172 // Because it can poll "after 9 seconds" polls will happen
Azure.IoT Build 28:44b1d44d0d3b 173 // effectively at ~10 seconds.
Azure.IoT Build 28:44b1d44d0d3b 174 // Note that for scalabilty, the default value of minimumPollingTime
Azure.IoT Build 28:44b1d44d0d3b 175 // is 25 minutes. For more information, see:
Azure.IoT Build 28:44b1d44d0d3b 176 // https://azure.microsoft.com/documentation/articles/iot-hub-devguide/#messaging
Azure.IoT Build 28:44b1d44d0d3b 177 unsigned int minimumPollingTime = 9;
Azure.IoT Build 28:44b1d44d0d3b 178 ContosoAnemometer* myWeather;
Azure.IoT Build 28:44b1d44d0d3b 179
Azure.IoT Build 28:44b1d44d0d3b 180 if (IoTHubClient_LL_SetOption(iotHubClientHandle, "MinimumPollingTime", &minimumPollingTime) != IOTHUB_CLIENT_OK)
AzureIoTClient 17:3abbcd6aac9f 181 {
Azure.IoT Build 28:44b1d44d0d3b 182 printf("failure to set option \"MinimumPollingTime\"\r\n");
Azure.IoT Build 28:44b1d44d0d3b 183 }
Azure.IoT Build 28:44b1d44d0d3b 184
AzureIoTClient 73:124496f755ab 185 #ifdef SET_TRUSTED_CERT_IN_SAMPLES
Azure.IoT Build 28:44b1d44d0d3b 186 // For mbed add the certificate information
Azure.IoT Build 28:44b1d44d0d3b 187 if (IoTHubClient_LL_SetOption(iotHubClientHandle, "TrustedCerts", certificates) != IOTHUB_CLIENT_OK)
Azure.IoT Build 28:44b1d44d0d3b 188 {
Azure.IoT Build 28:44b1d44d0d3b 189 (void)printf("failure to set option \"TrustedCerts\"\r\n");
Azure.IoT Build 28:44b1d44d0d3b 190 }
AzureIoTClient 73:124496f755ab 191 #endif // SET_TRUSTED_CERT_IN_SAMPLES
Azure.IoT Build 28:44b1d44d0d3b 192
Azure.IoT Build 28:44b1d44d0d3b 193 myWeather = CREATE_MODEL_INSTANCE(WeatherStation, ContosoAnemometer);
Azure.IoT Build 28:44b1d44d0d3b 194 if (myWeather == NULL)
Azure.IoT Build 28:44b1d44d0d3b 195 {
Azure.IoT Build 28:44b1d44d0d3b 196 (void)printf("Failed on CREATE_MODEL_INSTANCE\r\n");
AzureIoTClient 17:3abbcd6aac9f 197 }
AzureIoTClient 17:3abbcd6aac9f 198 else
AzureIoTClient 17:3abbcd6aac9f 199 {
Azure.IoT Build 28:44b1d44d0d3b 200 if (IoTHubClient_LL_SetMessageCallback(iotHubClientHandle, IoTHubMessage, myWeather) != IOTHUB_CLIENT_OK)
AzureIoTClient 17:3abbcd6aac9f 201 {
Azure.IoT Build 28:44b1d44d0d3b 202 printf("unable to IoTHubClient_SetMessageCallback\r\n");
Azure.IoT Build 28:44b1d44d0d3b 203 }
Azure.IoT Build 28:44b1d44d0d3b 204 else
Azure.IoT Build 28:44b1d44d0d3b 205 {
Azure.IoT Build 28:44b1d44d0d3b 206 myWeather->DeviceId = "myFirstDevice";
Azure.IoT Build 28:44b1d44d0d3b 207 myWeather->WindSpeed = avgWindSpeed + (rand() % 4 + 2);
AzureIoTClient 64:0cdbc7c1cecc 208 myWeather->Temperature = minTemperature + (rand() % 10);
AzureIoTClient 64:0cdbc7c1cecc 209 myWeather->Humidity = minHumidity + (rand() % 20);
AzureIoTClient 17:3abbcd6aac9f 210 {
Azure.IoT Build 28:44b1d44d0d3b 211 unsigned char* destination;
Azure.IoT Build 28:44b1d44d0d3b 212 size_t destinationSize;
AzureIoTClient 64:0cdbc7c1cecc 213 if (SERIALIZE(&destination, &destinationSize, myWeather->DeviceId, myWeather->WindSpeed, myWeather->Temperature, myWeather->Humidity) != CODEFIRST_OK)
AzureIoTClient 17:3abbcd6aac9f 214 {
Azure.IoT Build 28:44b1d44d0d3b 215 (void)printf("Failed to serialize\r\n");
AzureIoTClient 17:3abbcd6aac9f 216 }
AzureIoTClient 17:3abbcd6aac9f 217 else
AzureIoTClient 17:3abbcd6aac9f 218 {
Azure.IoT Build 28:44b1d44d0d3b 219 IOTHUB_MESSAGE_HANDLE messageHandle = IoTHubMessage_CreateFromByteArray(destination, destinationSize);
Azure.IoT Build 28:44b1d44d0d3b 220 if (messageHandle == NULL)
AzureIoTClient 17:3abbcd6aac9f 221 {
Azure.IoT Build 28:44b1d44d0d3b 222 printf("unable to create a new IoTHubMessage\r\n");
AzureIoTClient 17:3abbcd6aac9f 223 }
AzureIoTClient 17:3abbcd6aac9f 224 else
AzureIoTClient 17:3abbcd6aac9f 225 {
AzureIoTClient 64:0cdbc7c1cecc 226 MAP_HANDLE propMap = IoTHubMessage_Properties(messageHandle);
AzureIoTClient 64:0cdbc7c1cecc 227 (void)sprintf_s(propText, sizeof(propText), myWeather->Temperature > 28 ? "true" : "false");
AzureIoTClient 64:0cdbc7c1cecc 228 if (Map_AddOrUpdate(propMap, "temperatureAlert", propText) != MAP_OK)
AzureIoTClient 64:0cdbc7c1cecc 229 {
AzureIoTClient 64:0cdbc7c1cecc 230 printf("ERROR: Map_AddOrUpdate Failed!\r\n");
AzureIoTClient 64:0cdbc7c1cecc 231 }
AzureIoTClient 64:0cdbc7c1cecc 232
Azure.IoT Build 28:44b1d44d0d3b 233 if (IoTHubClient_LL_SendEventAsync(iotHubClientHandle, messageHandle, sendCallback, (void*)1) != IOTHUB_CLIENT_OK)
Azure.IoT Build 28:44b1d44d0d3b 234 {
Azure.IoT Build 28:44b1d44d0d3b 235 printf("failed to hand over the message to IoTHubClient");
Azure.IoT Build 28:44b1d44d0d3b 236 }
Azure.IoT Build 28:44b1d44d0d3b 237 else
Azure.IoT Build 28:44b1d44d0d3b 238 {
Azure.IoT Build 28:44b1d44d0d3b 239 printf("IoTHubClient accepted the message for delivery\r\n");
Azure.IoT Build 28:44b1d44d0d3b 240 }
AzureIoTClient 17:3abbcd6aac9f 241
Azure.IoT Build 28:44b1d44d0d3b 242 IoTHubMessage_Destroy(messageHandle);
Azure.IoT Build 28:44b1d44d0d3b 243 }
Azure.IoT Build 28:44b1d44d0d3b 244 free(destination);
AzureIoTClient 17:3abbcd6aac9f 245 }
Azure.IoT Build 28:44b1d44d0d3b 246 }
Azure.IoT Build 28:44b1d44d0d3b 247
Azure.IoT Build 28:44b1d44d0d3b 248 /* wait for commands */
Azure.IoT Build 28:44b1d44d0d3b 249 while (1)
Azure.IoT Build 28:44b1d44d0d3b 250 {
Azure.IoT Build 28:44b1d44d0d3b 251 IoTHubClient_LL_DoWork(iotHubClientHandle);
Azure.IoT Build 28:44b1d44d0d3b 252 ThreadAPI_Sleep(100);
AzureIoTClient 17:3abbcd6aac9f 253 }
AzureIoTClient 17:3abbcd6aac9f 254 }
AzureIoTClient 17:3abbcd6aac9f 255
Azure.IoT Build 28:44b1d44d0d3b 256 DESTROY_MODEL_INSTANCE(myWeather);
AzureIoTClient 17:3abbcd6aac9f 257 }
Azure.IoT Build 28:44b1d44d0d3b 258 IoTHubClient_LL_Destroy(iotHubClientHandle);
AzureIoTClient 17:3abbcd6aac9f 259 }
Azure.IoT Build 28:44b1d44d0d3b 260 serializer_deinit();
AzureIoTClient 17:3abbcd6aac9f 261 }
Azure.IoT Build 28:44b1d44d0d3b 262 platform_deinit();
AzureIoTClient 17:3abbcd6aac9f 263 }
AzureIoTClient 17:3abbcd6aac9f 264 }