Azure IoT / Mbed 2 deprecated iothub_client_sample_amqp

IoTHub raw messaging client sample using AMQP

Dependencies:   iothub_client EthernetInterface NTPClient iothub_amqp_transport azure_c_shared_utility mbed-rtos mbed azure_uamqp_c wolfSSL

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

iothub_client_sample_amqp.c@80:ea6f6bd92023, 2017-09-25 (annotated)

Committer:
AzureIoTClient
Date:
Mon Sep 25 13:40:29 2017 -0700
Revision:
80:ea6f6bd92023
Parent:
79:21537a6b9511
Child:
81:e7cc4a10410d
1.1.24

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AzureIoTClient 17:d01a2794d5d7 1 // Copyright (c) Microsoft. All rights reserved.
AzureIoTClient 17:d01a2794d5d7 2 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
AzureIoTClient 17:d01a2794d5d7 3
AzureIoTClient 17:d01a2794d5d7 4 #include <stdio.h>
AzureIoTClient 17:d01a2794d5d7 5 #include <stdlib.h>
AzureIoTClient 17:d01a2794d5d7 6
AzureIoTClient 39:87752a84df87 7 #include "azure_c_shared_utility/platform.h"
Azure.IoT Build 47:d87920c7f211 8 #include "azure_c_shared_utility/threadapi.h"
Azure.IoT Build 47:d87920c7f211 9 #include "azure_c_shared_utility/crt_abstractions.h"
AzureIoTClient 17:d01a2794d5d7 10 #include "iothub_client.h"
AzureIoTClient 79:21537a6b9511 11 #include "iothub_client_options.h"
AzureIoTClient 17:d01a2794d5d7 12 #include "iothub_message.h"
AzureIoTClient 17:d01a2794d5d7 13 #include "iothubtransportamqp.h"
AzureIoTClient 17:d01a2794d5d7 14
AzureIoTClient 17:d01a2794d5d7 15 #ifdef MBED_BUILD_TIMESTAMP
AzureIoTClient 79:21537a6b9511 16 #define SET_TRUSTED_CERT_IN_SAMPLES
AzureIoTClient 79:21537a6b9511 17 #endif // MBED_BUILD_TIMESTAMP
AzureIoTClient 79:21537a6b9511 18
AzureIoTClient 79:21537a6b9511 19 #ifdef SET_TRUSTED_CERT_IN_SAMPLES
AzureIoTClient 17:d01a2794d5d7 20 #include "certs.h"
AzureIoTClient 79:21537a6b9511 21 #endif // SET_TRUSTED_CERT_IN_SAMPLES
AzureIoTClient 17:d01a2794d5d7 22
AzureIoTClient 40:548ef685e177 23 /*String containing Hostname, Device Id & Device Key in the format: */
AzureIoTClient 40:548ef685e177 24 /* "HostName=<host_name>;DeviceId=<device_id>;SharedAccessKey=<device_key>" */
AzureIoTClient 40:548ef685e177 25 /* "HostName=<host_name>;DeviceId=<device_id>;SharedAccessSignature=<device_sas_token>" */
AzureIoTClient 28:a1105bba4bb1 26 static const char* connectionString = "[device connection string]";
AzureIoTClient 40:548ef685e177 27
AzureIoTClient 17:d01a2794d5d7 28 static int callbackCounter;
AzureIoTClient 43:a4b2614eb860 29 static bool g_continueRunning;
Azure.IoT Build 47:d87920c7f211 30 static char msgText[1024];
Azure.IoT Build 47:d87920c7f211 31 static char propText[1024];
Azure.IoT Build 47:d87920c7f211 32 #define MESSAGE_COUNT 5
Azure.IoT Build 47:d87920c7f211 33 #define DOWORK_LOOP_NUM 3
AzureIoTClient 17:d01a2794d5d7 34
AzureIoTClient 17:d01a2794d5d7 35 typedef struct EVENT_INSTANCE_TAG
AzureIoTClient 17:d01a2794d5d7 36 {
AzureIoTClient 17:d01a2794d5d7 37 IOTHUB_MESSAGE_HANDLE messageHandle;
AzureIoTClient 48:ecd0964514f8 38 size_t messageTrackingId; // For tracking the messages within the user callback.
AzureIoTClient 17:d01a2794d5d7 39 } EVENT_INSTANCE;
AzureIoTClient 17:d01a2794d5d7 40
AzureIoTClient 17:d01a2794d5d7 41 static IOTHUBMESSAGE_DISPOSITION_RESULT ReceiveMessageCallback(IOTHUB_MESSAGE_HANDLE message, void* userContextCallback)
AzureIoTClient 17:d01a2794d5d7 42 {
AzureIoTClient 17:d01a2794d5d7 43 int* counter = (int*)userContextCallback;
Azure.IoT Build 31:7a8aed41e109 44 const unsigned char* buffer = NULL;
Azure.IoT Build 31:7a8aed41e109 45 size_t size = 0;
AzureIoTClient 43:a4b2614eb860 46 const char* messageId;
AzureIoTClient 43:a4b2614eb860 47 const char* correlationId;
AzureIoTClient 78:7acff4261af4 48 const char* userDefinedContentType;
AzureIoTClient 78:7acff4261af4 49 const char* userDefinedContentEncoding;
AzureIoTClient 40:548ef685e177 50
AzureIoTClient 63:14e9684b52e3 51 // Message properties
AzureIoTClient 43:a4b2614eb860 52 if ((messageId = IoTHubMessage_GetMessageId(message)) == NULL)
AzureIoTClient 43:a4b2614eb860 53 {
AzureIoTClient 43:a4b2614eb860 54 messageId = "<null>";
AzureIoTClient 43:a4b2614eb860 55 }
AzureIoTClient 40:548ef685e177 56
AzureIoTClient 43:a4b2614eb860 57 if ((correlationId = IoTHubMessage_GetCorrelationId(message)) == NULL)
AzureIoTClient 43:a4b2614eb860 58 {
AzureIoTClient 43:a4b2614eb860 59 correlationId = "<null>";
AzureIoTClient 43:a4b2614eb860 60 }
AzureIoTClient 40:548ef685e177 61
AzureIoTClient 78:7acff4261af4 62 if ((userDefinedContentType = IoTHubMessage_GetContentTypeSystemProperty(message)) == NULL)
AzureIoTClient 78:7acff4261af4 63 {
AzureIoTClient 78:7acff4261af4 64 userDefinedContentType = "<null>";
AzureIoTClient 78:7acff4261af4 65 }
AzureIoTClient 78:7acff4261af4 66
AzureIoTClient 78:7acff4261af4 67 if ((userDefinedContentEncoding = IoTHubMessage_GetContentEncodingSystemProperty(message)) == NULL)
AzureIoTClient 78:7acff4261af4 68 {
AzureIoTClient 78:7acff4261af4 69 userDefinedContentEncoding = "<null>";
AzureIoTClient 78:7acff4261af4 70 }
AzureIoTClient 78:7acff4261af4 71
AzureIoTClient 63:14e9684b52e3 72 // Message content
Azure.IoT Build 31:7a8aed41e109 73 IOTHUBMESSAGE_CONTENT_TYPE contentType = IoTHubMessage_GetContentType(message);
AzureIoTClient 19:de28463ff3cc 74
Azure.IoT Build 31:7a8aed41e109 75 if (contentType == IOTHUBMESSAGE_BYTEARRAY)
Azure.IoT Build 31:7a8aed41e109 76 {
Azure.IoT Build 31:7a8aed41e109 77 if (IoTHubMessage_GetByteArray(message, &buffer, &size) == IOTHUB_MESSAGE_OK)
Azure.IoT Build 31:7a8aed41e109 78 {
AzureIoTClient 78:7acff4261af4 79 (void)printf("Received Message [%d]\r\n Message ID: %s\r\n Correlation ID: %s\r\n Content-Type: %s\r\n Content-Encoding: %s\r\n BINARY Data: <<<%.*s>>> & Size=%d\r\n",
AzureIoTClient 78:7acff4261af4 80 *counter, messageId, correlationId, userDefinedContentType, userDefinedContentEncoding, (int)size, buffer, (int)size);
Azure.IoT Build 31:7a8aed41e109 81 }
Azure.IoT Build 31:7a8aed41e109 82 else
Azure.IoT Build 31:7a8aed41e109 83 {
Azure.IoT Build 31:7a8aed41e109 84 (void)printf("Failed getting the BINARY body of the message received.\r\n");
Azure.IoT Build 31:7a8aed41e109 85 }
Azure.IoT Build 31:7a8aed41e109 86 }
Azure.IoT Build 31:7a8aed41e109 87 else if (contentType == IOTHUBMESSAGE_STRING)
AzureIoTClient 17:d01a2794d5d7 88 {
AzureIoTClient 48:ecd0964514f8 89 if ((buffer = (const unsigned char*)IoTHubMessage_GetString(message)) != NULL && (size = strlen((const char*)buffer)) > 0)
Azure.IoT Build 31:7a8aed41e109 90 {
AzureIoTClient 78:7acff4261af4 91 (void)printf("Received Message [%d]\r\n Message ID: %s\r\n Correlation ID: %s\r\n Content-Type: %s\r\n Content-Encoding: %s\r\n STRING Data: <<<%.*s>>> & Size=%d\r\n",
AzureIoTClient 78:7acff4261af4 92 *counter, messageId, correlationId, userDefinedContentType, userDefinedContentEncoding, (int)size, buffer, (int)size);
AzureIoTClient 43:a4b2614eb860 93
AzureIoTClient 43:a4b2614eb860 94 // If we receive the work 'quit' then we stop running
Azure.IoT Build 31:7a8aed41e109 95 }
Azure.IoT Build 31:7a8aed41e109 96 else
Azure.IoT Build 31:7a8aed41e109 97 {
Azure.IoT Build 31:7a8aed41e109 98 (void)printf("Failed getting the STRING body of the message received.\r\n");
Azure.IoT Build 31:7a8aed41e109 99 }
Azure.IoT Build 31:7a8aed41e109 100 }
Azure.IoT Build 31:7a8aed41e109 101 else
Azure.IoT Build 31:7a8aed41e109 102 {
Azure.IoT Build 31:7a8aed41e109 103 (void)printf("Failed getting the body of the message received (type %i).\r\n", contentType);
AzureIoTClient 17:d01a2794d5d7 104 }
AzureIoTClient 17:d01a2794d5d7 105
AzureIoTClient 17:d01a2794d5d7 106 // Retrieve properties from the message
AzureIoTClient 17:d01a2794d5d7 107 MAP_HANDLE mapProperties = IoTHubMessage_Properties(message);
AzureIoTClient 17:d01a2794d5d7 108 if (mapProperties != NULL)
AzureIoTClient 17:d01a2794d5d7 109 {
AzureIoTClient 17:d01a2794d5d7 110 const char*const* keys;
AzureIoTClient 17:d01a2794d5d7 111 const char*const* values;
AzureIoTClient 17:d01a2794d5d7 112 size_t propertyCount = 0;
AzureIoTClient 17:d01a2794d5d7 113 if (Map_GetInternals(mapProperties, &keys, &values, &propertyCount) == MAP_OK)
AzureIoTClient 17:d01a2794d5d7 114 {
AzureIoTClient 17:d01a2794d5d7 115 if (propertyCount > 0)
AzureIoTClient 17:d01a2794d5d7 116 {
Azure.IoT Build 31:7a8aed41e109 117 size_t index;
Azure.IoT Build 31:7a8aed41e109 118
AzureIoTClient 63:14e9684b52e3 119 printf(" Message Properties:\r\n");
Azure.IoT Build 31:7a8aed41e109 120 for (index = 0; index < propertyCount; index++)
AzureIoTClient 17:d01a2794d5d7 121 {
AzureIoTClient 17:d01a2794d5d7 122 printf("\tKey: %s Value: %s\r\n", keys[index], values[index]);
AzureIoTClient 17:d01a2794d5d7 123 }
AzureIoTClient 17:d01a2794d5d7 124 printf("\r\n");
AzureIoTClient 17:d01a2794d5d7 125 }
AzureIoTClient 17:d01a2794d5d7 126 }
AzureIoTClient 17:d01a2794d5d7 127 }
AzureIoTClient 17:d01a2794d5d7 128
AzureIoTClient 69:06d895ef6bfc 129 if (size == (strlen("quit") * sizeof(char)) && memcmp(buffer, "quit", size) == 0)
AzureIoTClient 43:a4b2614eb860 130 {
AzureIoTClient 43:a4b2614eb860 131 g_continueRunning = false;
AzureIoTClient 43:a4b2614eb860 132 }
AzureIoTClient 43:a4b2614eb860 133
AzureIoTClient 17:d01a2794d5d7 134 /* Some device specific action code goes here... */
AzureIoTClient 17:d01a2794d5d7 135 (*counter)++;
AzureIoTClient 17:d01a2794d5d7 136 return IOTHUBMESSAGE_ACCEPTED;
AzureIoTClient 17:d01a2794d5d7 137 }
AzureIoTClient 17:d01a2794d5d7 138
AzureIoTClient 17:d01a2794d5d7 139 static void SendConfirmationCallback(IOTHUB_CLIENT_CONFIRMATION_RESULT result, void* userContextCallback)
AzureIoTClient 17:d01a2794d5d7 140 {
AzureIoTClient 17:d01a2794d5d7 141 EVENT_INSTANCE* eventInstance = (EVENT_INSTANCE*)userContextCallback;
AzureIoTClient 48:ecd0964514f8 142 (void)printf("Confirmation[%d] received for message tracking id = %zu with result = %s\r\n", callbackCounter, eventInstance->messageTrackingId, ENUM_TO_STRING(IOTHUB_CLIENT_CONFIRMATION_RESULT, result));
AzureIoTClient 17:d01a2794d5d7 143 /* Some device specific action code goes here... */
AzureIoTClient 17:d01a2794d5d7 144 callbackCounter++;
AzureIoTClient 17:d01a2794d5d7 145 IoTHubMessage_Destroy(eventInstance->messageHandle);
AzureIoTClient 17:d01a2794d5d7 146 }
AzureIoTClient 17:d01a2794d5d7 147
AzureIoTClient 17:d01a2794d5d7 148 void iothub_client_sample_amqp_run(void)
Azure.IoT Build 31:7a8aed41e109 149 {
AzureIoTClient 43:a4b2614eb860 150 IOTHUB_CLIENT_LL_HANDLE iotHubClientHandle;
AzureIoTClient 17:d01a2794d5d7 151
AzureIoTClient 17:d01a2794d5d7 152 EVENT_INSTANCE messages[MESSAGE_COUNT];
AzureIoTClient 17:d01a2794d5d7 153
AzureIoTClient 43:a4b2614eb860 154 g_continueRunning = true;
AzureIoTClient 17:d01a2794d5d7 155 srand((unsigned int)time(NULL));
AzureIoTClient 17:d01a2794d5d7 156 double avgWindSpeed = 10.0;
AzureIoTClient 17:d01a2794d5d7 157
AzureIoTClient 17:d01a2794d5d7 158 callbackCounter = 0;
AzureIoTClient 17:d01a2794d5d7 159 int receiveContext = 0;
AzureIoTClient 17:d01a2794d5d7 160
AzureIoTClient 17:d01a2794d5d7 161 (void)printf("Starting the IoTHub client sample AMQP...\r\n");
Azure.IoT Build 34:b7f31511a8ad 162
Azure.IoT Build 34:b7f31511a8ad 163 if (platform_init() != 0)
AzureIoTClient 17:d01a2794d5d7 164 {
Azure.IoT Build 34:b7f31511a8ad 165 printf("Failed to initialize the platform.\r\n");
AzureIoTClient 17:d01a2794d5d7 166 }
AzureIoTClient 17:d01a2794d5d7 167 else
AzureIoTClient 17:d01a2794d5d7 168 {
AzureIoTClient 43:a4b2614eb860 169 if ((iotHubClientHandle = IoTHubClient_LL_CreateFromConnectionString(connectionString, AMQP_Protocol)) == NULL)
AzureIoTClient 17:d01a2794d5d7 170 {
Azure.IoT Build 34:b7f31511a8ad 171 (void)printf("ERROR: iotHubClientHandle is NULL!\r\n");
AzureIoTClient 17:d01a2794d5d7 172 }
AzureIoTClient 17:d01a2794d5d7 173 else
AzureIoTClient 17:d01a2794d5d7 174 {
AzureIoTClient 43:a4b2614eb860 175 bool traceOn = true;
AzureIoTClient 43:a4b2614eb860 176 IoTHubClient_LL_SetOption(iotHubClientHandle, "logtrace", &traceOn);
AzureIoTClient 17:d01a2794d5d7 177
AzureIoTClient 79:21537a6b9511 178 // Set keep alive is optional. If it is not set the default (240 secs) will be used.
AzureIoTClient 74:d20e4ff30068 179 uint32_t c2d_keep_alive_freq_secs = 120;
AzureIoTClient 79:21537a6b9511 180 IoTHubClient_LL_SetOption(iotHubClientHandle, OPTION_C2D_KEEP_ALIVE_FREQ_SECS, &c2d_keep_alive_freq_secs);
AzureIoTClient 74:d20e4ff30068 181
AzureIoTClient 79:21537a6b9511 182 #ifdef SET_TRUSTED_CERT_IN_SAMPLES
Azure.IoT Build 34:b7f31511a8ad 183 // For mbed add the certificate information
AzureIoTClient 43:a4b2614eb860 184 if (IoTHubClient_LL_SetOption(iotHubClientHandle, "TrustedCerts", certificates) != IOTHUB_CLIENT_OK)
AzureIoTClient 17:d01a2794d5d7 185 {
Azure.IoT Build 34:b7f31511a8ad 186 printf("failure to set option \"TrustedCerts\"\r\n");
Azure.IoT Build 34:b7f31511a8ad 187 }
AzureIoTClient 79:21537a6b9511 188 #endif // SET_TRUSTED_CERT_IN_SAMPLES
Azure.IoT Build 34:b7f31511a8ad 189
Azure.IoT Build 34:b7f31511a8ad 190 /* Setting Message call back, so we can receive Commands. */
AzureIoTClient 43:a4b2614eb860 191 if (IoTHubClient_LL_SetMessageCallback(iotHubClientHandle, ReceiveMessageCallback, &receiveContext) != IOTHUB_CLIENT_OK)
Azure.IoT Build 34:b7f31511a8ad 192 {
Azure.IoT Build 34:b7f31511a8ad 193 (void)printf("ERROR: IoTHubClient_SetMessageCallback..........FAILED!\r\n");
Azure.IoT Build 34:b7f31511a8ad 194 }
Azure.IoT Build 34:b7f31511a8ad 195 else
Azure.IoT Build 34:b7f31511a8ad 196 {
Azure.IoT Build 34:b7f31511a8ad 197 (void)printf("IoTHubClient_SetMessageCallback...successful.\r\n");
Azure.IoT Build 34:b7f31511a8ad 198
Azure.IoT Build 34:b7f31511a8ad 199 /* Now that we are ready to receive commands, let's send some messages */
AzureIoTClient 43:a4b2614eb860 200 size_t iterator = 0;
AzureIoTClient 43:a4b2614eb860 201 do
AzureIoTClient 17:d01a2794d5d7 202 {
AzureIoTClient 43:a4b2614eb860 203 if (iterator < MESSAGE_COUNT)
AzureIoTClient 17:d01a2794d5d7 204 {
AzureIoTClient 43:a4b2614eb860 205 sprintf_s(msgText, sizeof(msgText), "{\"deviceId\":\"myFirstDevice\",\"windSpeed\":%.2f}", avgWindSpeed + (rand() % 4 + 2));
AzureIoTClient 43:a4b2614eb860 206 if ((messages[iterator].messageHandle = IoTHubMessage_CreateFromByteArray((const unsigned char*)msgText, strlen(msgText))) == NULL)
Azure.IoT Build 34:b7f31511a8ad 207 {
AzureIoTClient 43:a4b2614eb860 208 (void)printf("ERROR: iotHubMessageHandle is NULL!\r\n");
Azure.IoT Build 34:b7f31511a8ad 209 }
Azure.IoT Build 34:b7f31511a8ad 210 else
Azure.IoT Build 34:b7f31511a8ad 211 {
AzureIoTClient 43:a4b2614eb860 212 messages[iterator].messageTrackingId = iterator;
AzureIoTClient 43:a4b2614eb860 213
AzureIoTClient 43:a4b2614eb860 214 MAP_HANDLE propMap = IoTHubMessage_Properties(messages[iterator].messageHandle);
AzureIoTClient 48:ecd0964514f8 215 (void)sprintf_s(propText, sizeof(propText), "PropMsg_%zu", iterator);
AzureIoTClient 43:a4b2614eb860 216 if (Map_AddOrUpdate(propMap, "PropName", propText) != MAP_OK)
AzureIoTClient 43:a4b2614eb860 217 {
AzureIoTClient 43:a4b2614eb860 218 (void)printf("ERROR: Map_AddOrUpdate Failed!\r\n");
AzureIoTClient 43:a4b2614eb860 219 }
AzureIoTClient 43:a4b2614eb860 220
AzureIoTClient 80:ea6f6bd92023 221 // Setting messages with the same UUID values just for example.
AzureIoTClient 80:ea6f6bd92023 222 (void)IoTHubMessage_SetMessageId(messages[iterator].messageHandle, "dec14a98-c5fc-430e-b4e3-33c1c434dcaf");
AzureIoTClient 80:ea6f6bd92023 223 (void)IoTHubMessage_SetCorrelationId(messages[iterator].messageHandle, "33c1c434dcaf-c5fc-430e-b4e3-dec14a98");
AzureIoTClient 80:ea6f6bd92023 224
AzureIoTClient 78:7acff4261af4 225 (void)IoTHubMessage_SetContentTypeSystemProperty(messages[iterator].messageHandle, "application/json");
AzureIoTClient 78:7acff4261af4 226 (void)IoTHubMessage_SetContentEncodingSystemProperty(messages[iterator].messageHandle, "utf-8");
AzureIoTClient 78:7acff4261af4 227
AzureIoTClient 43:a4b2614eb860 228 if (IoTHubClient_LL_SendEventAsync(iotHubClientHandle, messages[iterator].messageHandle, SendConfirmationCallback, &messages[iterator]) != IOTHUB_CLIENT_OK)
AzureIoTClient 43:a4b2614eb860 229 {
AzureIoTClient 43:a4b2614eb860 230 (void)printf("ERROR: IoTHubClient_SendEventAsync..........FAILED!\r\n");
AzureIoTClient 43:a4b2614eb860 231 }
AzureIoTClient 43:a4b2614eb860 232 else
AzureIoTClient 43:a4b2614eb860 233 {
AzureIoTClient 43:a4b2614eb860 234 (void)printf("IoTHubClient_SendEventAsync accepted data for transmission to IoT Hub.\r\n");
AzureIoTClient 43:a4b2614eb860 235 }
Azure.IoT Build 34:b7f31511a8ad 236 }
AzureIoTClient 17:d01a2794d5d7 237 }
AzureIoTClient 43:a4b2614eb860 238 IoTHubClient_LL_DoWork(iotHubClientHandle);
AzureIoTClient 43:a4b2614eb860 239 ThreadAPI_Sleep(1);
Azure.IoT Build 34:b7f31511a8ad 240
AzureIoTClient 43:a4b2614eb860 241 iterator++;
AzureIoTClient 43:a4b2614eb860 242 } while (g_continueRunning);
Azure.IoT Build 47:d87920c7f211 243
AzureIoTClient 60:ae07786385f9 244 (void)printf("iothub_client_sample_amqp has gotten quit message, call DoWork %d more time to complete final sending...\r\n", DOWORK_LOOP_NUM);
Azure.IoT Build 47:d87920c7f211 245 for (size_t index = 0; index < DOWORK_LOOP_NUM; index++)
Azure.IoT Build 47:d87920c7f211 246 {
Azure.IoT Build 47:d87920c7f211 247 IoTHubClient_LL_DoWork(iotHubClientHandle);
Azure.IoT Build 47:d87920c7f211 248 ThreadAPI_Sleep(1);
Azure.IoT Build 47:d87920c7f211 249 }
AzureIoTClient 17:d01a2794d5d7 250 }
AzureIoTClient 43:a4b2614eb860 251 IoTHubClient_LL_Destroy(iotHubClientHandle);
AzureIoTClient 17:d01a2794d5d7 252 }
Azure.IoT Build 34:b7f31511a8ad 253 platform_deinit();
AzureIoTClient 17:d01a2794d5d7 254 }
AzureIoTClient 17:d01a2794d5d7 255 }
AzureIoTClient 43:a4b2614eb860 256
AzureIoTClient 43:a4b2614eb860 257 int main(void)
AzureIoTClient 43:a4b2614eb860 258 {
AzureIoTClient 43:a4b2614eb860 259 iothub_client_sample_amqp_run();
AzureIoTClient 43:a4b2614eb860 260 return 0;
AzureIoTClient 43:a4b2614eb860 261 }