int main(void)
{
TRANSPORT_HANDLE transport_handle;
IOTHUB_CLIENT_TRANSPORT_PROVIDER protocol;
IOTHUB_DEVICE_CLIENT_HANDLE device_handle1;
IOTHUB_DEVICE_CLIENT_HANDLE device_handle2;
#ifdef SAMPLE_AMQP
protocol = AMQP_Protocol;
#endif // SAMPLE_AMQP
#ifdef SAMPLE_AMQP_OVER_WEBSOCKETS
protocol = AMQP_Protocol_over_WebSocketsTls;
#endif // SAMPLE_AMQP_OVER_WEBSOCKETS
(void)printf("Starting the IoTHub client sample C2D methods on AMQP over WebSockets with multiplexing ...\r\n");
// Used to initialize IoTHub SDK subsystem
(void)IoTHub_Init();
if ((transport_handle = IoTHubTransport_Create(protocol, hubName, hubSuffix)) == NULL)
{
(void)printf("Failed to creating the protocol handle.\r\n");
}
else
{
IOTHUB_CLIENT_CONFIG client_config1;
client_config1.deviceId = deviceId1;
client_config1.deviceKey = deviceKey1;
client_config1.deviceSasToken = NULL;
client_config1.iotHubName = hubName;
client_config1.iotHubSuffix = hubSuffix;
client_config1.protocol = protocol;
client_config1.protocolGatewayHostName = NULL;
IOTHUB_CLIENT_CONFIG client_config2;
client_config2.deviceId = deviceId2;
client_config2.deviceKey = deviceKey2;
client_config2.deviceSasToken = NULL;
client_config2.iotHubName = hubName;
client_config2.iotHubSuffix = hubSuffix;
client_config2.protocol = protocol;
client_config2.protocolGatewayHostName = NULL;
if ((device_handle1 = IoTHubDeviceClient_CreateWithTransport(transport_handle, &client_config1)) == NULL)
{
(void)printf("ERROR: iotHubClientHandle1 is NULL!\r\n");
}
else if ((device_handle2 = IoTHubDeviceClient_CreateWithTransport(transport_handle, &client_config2)) == NULL)
{
(void)printf("ERROR: iotHubClientHandle1 is NULL!\r\n");
}
else
{
// Set any option that are neccessary.
// For available options please see the iothub_sdk_options.md documentation
//bool traceOn = true;
//IoTHubDeviceClient_SetOption(device_handle1, OPTION_LOG_TRACE, &traceOn);
//IoTHubDeviceClient_SetOption(device_handle2, OPTION_LOG_TRACE, &traceOn);
#ifdef SET_TRUSTED_CERT_IN_SAMPLES
// Setting the Trusted Certificate. This is only necessary on system without
// built in certificate stores.
IoTHubDeviceClient_SetOption(device_handle1, OPTION_TRUSTED_CERT, certificates);
IoTHubDeviceClient_SetOption(device_handle2, OPTION_TRUSTED_CERT, certificates);
#endif // SET_TRUSTED_CERT_IN_SAMPLES
/* Here subscribe for C2D methods */
if (IoTHubDeviceClient_SetDeviceMethodCallback(device_handle1, DeviceMethodCallback, (void*)deviceId1) != IOTHUB_CLIENT_OK)
{
(void)printf("ERROR: IoTHubClient_SetDeviceMethodCallback for the first device..........FAILED!\r\n");
}
else if (IoTHubDeviceClient_SetDeviceMethodCallback(device_handle2, DeviceMethodCallback, (void*)deviceId2) != IOTHUB_CLIENT_OK)
{
(void)printf("ERROR: IoTHubClient_SetDeviceMethodCallback for the second device..........FAILED!\r\n");
}
else
{
(void)printf("IoTHubClient_SetMessageCallback...successful.\r\n");
(void)printf("Waiting for C2D methods ...\r\n");
(void)printf("Press enter to close application\r\n");
(void)getchar();
}
// Clean up the iothub sdk handle
IoTHubDeviceClient_Destroy(device_handle1);
IoTHubDeviceClient_Destroy(device_handle2);
}
IoTHubTransport_Destroy(transport_handle);
// Free all the sdk subsystem
IoTHub_Deinit();
}
return 0;
}
void iothub_client_sample_http_run(void)
{
TRANSPORT_HANDLE httpTransport;
IOTHUB_CLIENT_HANDLE iothubClient1;
IOTHUB_CLIENT_HANDLE iothubClient2;
EVENT_INSTANCE messages1[MESSAGE_COUNT];
EVENT_INSTANCE messages2[MESSAGE_COUNT];
double avgWindSpeed = 10.0;
double minTemperature = 20.0;
double minHumidity = 60.0;
double temperature = 0;
double humidity = 0;
int receiveContext1 = 0;
int receiveContext2 = 0;
srand((unsigned int)time(NULL));
callbackCounter = 0;
if (platform_init() != 0)
{
printf("Failed to initialize the platform.\r\n");
}
else
{
(void)printf("Starting the IoTHub client sample HTTP with Shared connection...\r\n");
if ((httpTransport = IoTHubTransport_Create(HTTP_Protocol, hubName, hubSuffix)) == NULL)
{
(void)printf("ERROR: httpTransport is NULL\r\n");
}
else
{
IOTHUB_CLIENT_CONFIG config1;
config1.deviceId = deviceId1;
config1.deviceKey = deviceKey1;
config1.protocol = HTTP_Protocol;
config1.iotHubName = NULL;
config1.iotHubSuffix = NULL;
config1.deviceSasToken = NULL;
if ((iothubClient1 = IoTHubClient_CreateWithTransport(httpTransport, &config1)) == NULL)
{
(void)printf("ERROR: 1st device handle is NULL\r\n");
}
else
{
IOTHUB_CLIENT_CONFIG config2;
config2.deviceId = deviceId2;
config2.deviceKey = deviceKey2;
config2.protocol = HTTP_Protocol;
config2.iotHubName = NULL;
config2.iotHubSuffix = NULL;
config2.deviceSasToken = NULL;
if ((iothubClient2 = IoTHubClient_CreateWithTransport(httpTransport, &config2)) == NULL)
{
(void)printf("ERROR: 2nd device handle is NULL\r\n");
}
else
{
unsigned int timeout = 241000;
// Because it can poll "after 9 seconds" polls will happen effectively // at ~10 seconds.
// Note that for scalabilty, the default value of minimumPollingTime
// is 25 minutes. For more information, see:
// https://azure.microsoft.com/documentation/articles/iot-hub-devguide/#messaging
unsigned int minimumPollingTime = 9;
iothub_client_sample_http_setoptions(iothubClient1, timeout, minimumPollingTime);
iothub_client_sample_http_setoptions(iothubClient2, timeout, minimumPollingTime);
// Setting message callbacks so we can receive commands
if (IoTHubClient_SetMessageCallback(iothubClient1, ReceiveMessageCallback, &receiveContext1) != IOTHUB_CLIENT_OK)
{
(void)printf("ERROR: IoTHubClient_LL_SetMessageCallback 1st device..........FAILED!\r\n");
}
else
{
if (IoTHubClient_SetMessageCallback(iothubClient2, ReceiveMessageCallback, &receiveContext2) != IOTHUB_CLIENT_OK)
{
(void)printf("ERROR: IoTHubClient_LL_SetMessageCallback 2nd device..........FAILED!\r\n");
}
else
{
// Now that we are ready to receive commands, let's send some messages
int i;
(void)printf("IoTHubClient_LL_SetMessageCallback...successful.\r\n");
for (i = 0; i < MESSAGE_COUNT; i++)
{
temperature = minTemperature + (rand() % 10);
humidity = minHumidity + (rand() % 20);
sprintf_s(msgText, sizeof(msgText), "{\"deviceId\": \"%s\",\"windSpeed\":%.2f,\"temperature\":%.2f,\"humidity\":%.2f}", deviceId1, avgWindSpeed + (rand() % 4 + 2), temperature, humidity);
iothub_client_sample_http_send_one_msg(iothubClient1, &messages1[i], i);
temperature = minTemperature + (rand() % 10);
humidity = minHumidity + (rand() % 20);
sprintf_s(msgText, sizeof(msgText), "{\"deviceId\": \"%s\",\"windSpeed\":%.2f,\"temperature\":%.2f,\"humidity\":%.2f}", deviceId2, avgWindSpeed + (rand() % 4 + 2), temperature, humidity);
iothub_client_sample_http_send_one_msg(iothubClient2, &messages2[i], i);
}
// Wait for any incoming messages
(void)printf("Press any key to exit the application. \r\n");
(void)getchar();
}
}
IoTHubClient_Destroy(iothubClient2);
}
IoTHubClient_Destroy(iothubClient1);
}
IoTHubTransport_Destroy(httpTransport);
}
platform_deinit();
}
}
void iothub_client_sample_amqp_run(void)
{
TRANSPORT_HANDLE transport_handle;
IOTHUB_CLIENT_LL_HANDLE iotHubClientHandle1;
IOTHUB_CLIENT_LL_HANDLE iotHubClientHandle2;
EVENT_INSTANCE messages_device1[MESSAGE_COUNT];
EVENT_INSTANCE messages_device2[MESSAGE_COUNT];
g_continueRunning = true;
//callbackCounter = 0;
int receiveContext1 = 0;
int receiveContext2 = 0;
(void)printf("Starting the IoTHub client sample AMQP...\r\n");
if (platform_init() != 0)
{
printf("Failed to initialize the platform.\r\n");
}
else
{
if ((transport_handle = IoTHubTransport_Create(AMQP_Protocol, hubName, hubSuffix)) == NULL)
{
printf("Failed to creating the protocol handle.\r\n");
}
else
{
IOTHUB_CLIENT_DEVICE_CONFIG config1;
config1.deviceId = deviceId1;
config1.deviceKey = deviceKey1;
config1.deviceSasToken = NULL;
config1.protocol = AMQP_Protocol;
config1.transportHandle = IoTHubTransport_GetLLTransport(transport_handle);
IOTHUB_CLIENT_DEVICE_CONFIG config2;
config2.deviceId = deviceId2;
config2.deviceKey = deviceKey2;
config2.deviceSasToken = NULL;
config2.protocol = AMQP_Protocol;
config2.transportHandle = IoTHubTransport_GetLLTransport(transport_handle);
if ((iotHubClientHandle1 = IoTHubClient_LL_CreateWithTransport(&config1)) == NULL)
{
(void)printf("ERROR: iotHubClientHandle1 is NULL!\r\n");
}
else if ((iotHubClientHandle2 = IoTHubClient_LL_CreateWithTransport(&config2)) == NULL)
{
(void)printf("ERROR: iotHubClientHandle1 is NULL!\r\n");
}
else
{
bool traceOn = true;
IoTHubClient_LL_SetOption(iotHubClientHandle1, OPTION_LOG_TRACE, &traceOn);
#ifdef SET_TRUSTED_CERT_IN_SAMPLES
// For mbed add the certificate information
if (IoTHubClient_LL_SetOption(iotHubClientHandle1, OPTION_TRUSTED_CERT, certificates) != IOTHUB_CLIENT_OK)
{
printf("failure to set option \"TrustedCerts\"\r\n");
}
#endif // SET_TRUSTED_CERT_IN_SAMPLES
if (create_events(messages_device1, config1.deviceId) != 0 || create_events(messages_device2, config2.deviceId) != 0)
{
(void)printf("ERROR: failed creating events for the devices..........FAILED!\r\n");
}
/* Setting Message call back, so we can receive Commands. */
else if (IoTHubClient_LL_SetMessageCallback(iotHubClientHandle1, ReceiveMessageCallback, &receiveContext1) != IOTHUB_CLIENT_OK)
{
(void)printf("ERROR: IoTHubClient_SetMessageCallback for device 1..........FAILED!\r\n");
}
else if (IoTHubClient_LL_SetMessageCallback(iotHubClientHandle2, ReceiveMessageCallback, &receiveContext2) != IOTHUB_CLIENT_OK)
{
(void)printf("ERROR: IoTHubClient_SetMessageCallback for device 2..........FAILED!\r\n");
}
else
{
(void)printf("IoTHubClient_SetMessageCallback...successful.\r\n");
/* Now that we are ready to receive commands, let's send some messages */
size_t iterator = 0;
do
{
if (iterator < MESSAGE_COUNT)
{
if (IoTHubClient_LL_SendEventAsync(iotHubClientHandle1, messages_device1[iterator].messageHandle, SendConfirmationCallback, &messages_device1[iterator]) != IOTHUB_CLIENT_OK)
{
(void)printf("ERROR: IoTHubClient_SendEventAsync for device 1..........FAILED!\r\n");
}
else if (IoTHubClient_LL_SendEventAsync(iotHubClientHandle2, messages_device2[iterator].messageHandle, SendConfirmationCallback, &messages_device2[iterator]) != IOTHUB_CLIENT_OK)
{
(void)printf("ERROR: IoTHubClient_SendEventAsync for device 2..........FAILED!\r\n");
}
else
{
(void)printf("IoTHubClient_SendEventAsync accepted data for transmission to IoT Hub.\r\n");
}
IoTHubMessage_Destroy(messages_device1[iterator].messageHandle);
IoTHubMessage_Destroy(messages_device2[iterator].messageHandle);
}
IoTHubClient_LL_DoWork(iotHubClientHandle1);
IoTHubClient_LL_DoWork(iotHubClientHandle2);
ThreadAPI_Sleep(1);
iterator++;
} while (g_continueRunning);
(void)printf("iothub_client_sample_mqtt has gotten quit message, call DoWork %d more time to complete final sending...\r\n", DOWORK_LOOP_NUM);
for (size_t index = 0; index < DOWORK_LOOP_NUM; index++)
{
IoTHubClient_LL_DoWork(iotHubClientHandle1);
ThreadAPI_Sleep(1);
}
}
IoTHubClient_LL_Destroy(iotHubClientHandle1);
IoTHubClient_LL_Destroy(iotHubClientHandle2);
}
IoTHubTransport_Destroy(transport_handle);
}
platform_deinit();
}
}
int main(void)
{
TRANSPORT_HANDLE transport_handle;
IOTHUB_CLIENT_TRANSPORT_PROVIDER protocol;
IOTHUB_DEVICE_CLIENT_LL_HANDLE device_ll_handle1;
IOTHUB_DEVICE_CLIENT_LL_HANDLE device_ll_handle2;
#ifdef SAMPLE_AMQP
protocol = AMQP_Protocol;
#endif // SAMPLE_AMQP
#ifdef SAMPLE_AMQP_OVER_WEBSOCKETS
protocol = AMQP_Protocol_over_WebSocketsTls;
#endif // SAMPLE_AMQP_OVER_WEBSOCKETS
#ifdef SAMPLE_HTTP
protocol = HTTP_Protocol;
#endif // SAMPLE_HTTP
g_continueRunning = true;
//callbackCounter = 0;
int receiveContext1 = 0;
int receiveContext2 = 0;
(void)printf("Starting the IoTHub client shared sample. Send `quit` message to either device to close...\r\n");
// Used to initialize IoTHub SDK subsystem
(void)IoTHub_Init();
if ((transport_handle = IoTHubTransport_Create(protocol, hubName, hubSuffix)) == NULL)
{
printf("Failed to creating the protocol handle.\r\n");
}
else
{
EVENT_INSTANCE device1_event;
EVENT_INSTANCE device2_event;
device1_event.deviceId = deviceId1;
IOTHUB_CLIENT_DEVICE_CONFIG config1 = { 0 };
config1.deviceId = deviceId1;
config1.deviceKey = deviceKey1;
config1.deviceSasToken = NULL;
config1.protocol = protocol;
config1.transportHandle = IoTHubTransport_GetLLTransport(transport_handle);
device2_event.deviceId = deviceId2;
IOTHUB_CLIENT_DEVICE_CONFIG config2 = { 0 };
config2.deviceId = deviceId2;
config2.deviceKey = deviceKey2;
config2.deviceSasToken = NULL;
config2.protocol = protocol;
config2.transportHandle = IoTHubTransport_GetLLTransport(transport_handle);
if ((device_ll_handle1 = IoTHubDeviceClient_LL_CreateWithTransport(&config1)) == NULL)
{
(void)printf("ERROR: iotHubClientHandle1 is NULL!\r\n");
}
else if ((device_ll_handle2 = IoTHubDeviceClient_LL_CreateWithTransport(&config2)) == NULL)
{
(void)printf("ERROR: iotHubClientHandle1 is NULL!\r\n");
}
else
{
// Set any option that are neccessary.
// For available options please see the iothub_sdk_options.md documentation
//bool traceOn = true;
//IoTHubDeviceClient_LL_SetOption(device_ll_handle1, OPTION_LOG_TRACE, &traceOn);
//IoTHubDeviceClient_LL_SetOption(device_ll_handle2, OPTION_LOG_TRACE, &traceOn);
#ifdef SET_TRUSTED_CERT_IN_SAMPLES
// Setting the Trusted Certificate. This is only necessary on system without
// built in certificate stores.
IoTHubDeviceClient_LL_SetOption(device_ll_handle1, OPTION_TRUSTED_CERT, certificates);
IoTHubDeviceClient_LL_SetOption(device_ll_handle2, OPTION_TRUSTED_CERT, certificates);
#endif // SET_TRUSTED_CERT_IN_SAMPLES
#ifdef SAMPLE_HTTP
unsigned int timeout = 241000;
// Because it can poll "after 9 seconds" polls will happen effectively // at ~10 seconds.
// Note that for scalabilty, the default value of minimumPollingTime
// is 25 minutes. For more information, see:
// https://azure.microsoft.com/documentation/articles/iot-hub-devguide/#messaging
unsigned int minimumPollingTime = 9;
IoTHubDeviceClient_LL_SetOption(device_ll_handle1, OPTION_MIN_POLLING_TIME, &minimumPollingTime);
IoTHubDeviceClient_LL_SetOption(device_ll_handle1, OPTION_HTTP_TIMEOUT, &timeout);
IoTHubDeviceClient_LL_SetOption(device_ll_handle2, OPTION_MIN_POLLING_TIME, &minimumPollingTime);
IoTHubDeviceClient_LL_SetOption(device_ll_handle2, OPTION_HTTP_TIMEOUT, &timeout);
#endif // SAMPLE_HTTP
/* Setting Message call back, so we can receive Commands. */
(void)IoTHubDeviceClient_LL_SetMessageCallback(device_ll_handle1, ReceiveMessageCallback, &receiveContext1);
(void)IoTHubDeviceClient_LL_SetMessageCallback(device_ll_handle2, ReceiveMessageCallback, &receiveContext2);
/* Now that we are ready to receive commands, let's send some messages */
size_t messages_sent = 0;
IOTHUB_MESSAGE_HANDLE message_handle;
do
{
if (messages_sent < MESSAGE_COUNT)
{
// Create the event hub message
message_handle = create_events(&device1_event);
(void)IoTHubDeviceClient_LL_SendEventAsync(device_ll_handle1, message_handle, SendConfirmationCallback, &device1_event);
// The message is copied to the sdk so the we can destroy it
IoTHubMessage_Destroy(message_handle);
message_handle = create_events(&device2_event);
(void)IoTHubDeviceClient_LL_SendEventAsync(device_ll_handle2, message_handle, SendConfirmationCallback, &device2_event);
// The message is copied to the sdk so the we can destroy it
IoTHubMessage_Destroy(message_handle);
messages_sent++;
}
IoTHubDeviceClient_LL_DoWork(device_ll_handle1);
IoTHubDeviceClient_LL_DoWork(device_ll_handle2);
ThreadAPI_Sleep(1);
} while (g_continueRunning);
(void)printf("client_amqp_shared_sample has gotten quit message, call DoWork %d more time to complete final sending...\r\n", DOWORK_LOOP_NUM);
for (size_t index = 0; index < DOWORK_LOOP_NUM; index++)
{
IoTHubDeviceClient_LL_DoWork(device_ll_handle1);
IoTHubDeviceClient_LL_DoWork(device_ll_handle2);
ThreadAPI_Sleep(1);
}
// Clean up the iothub sdk handle
IoTHubDeviceClient_LL_Destroy(device_ll_handle1);
IoTHubDeviceClient_LL_Destroy(device_ll_handle2);
}
IoTHubTransport_Destroy(transport_handle);
// Free all the sdk subsystem
IoTHub_Deinit();
}
return 0;
}