Created
June 15, 2021 17:01
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Send D2C message #IoTHub
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(void)printf("Sending 1 messages to IoTHub every %d seconds for %d messages (Send any message to stop)\r\n", TIME_BETWEEN_MESSAGES, MESSAGES_TO_SEND); | |
do | |
{ | |
if (iothub_info.connected != 0) | |
{ | |
// Send a message every TIME_BETWEEN_MESSAGES seconds | |
(void)tickcounter_get_current_ms(tick_counter_handle, ¤t_tick); | |
if ((current_tick - last_send_time) / 1000 > TIME_BETWEEN_MESSAGES) | |
{ | |
static char msgText[1024]; | |
sprintf_s(msgText, sizeof(msgText), "{ \"message_index\" : \"%zu\" }", msg_count++); | |
IOTHUB_MESSAGE_HANDLE msg_handle = IoTHubMessage_CreateFromByteArray((const unsigned char*)msgText, strlen(msgText)); | |
if (msg_handle == NULL) | |
{ | |
(void)printf("ERROR: iotHubMessageHandle is NULL!\r\n"); | |
} | |
else | |
{ | |
if (IoTHubDeviceClient_LL_SendEventAsync(device_ll_handle, msg_handle, NULL, NULL) != IOTHUB_CLIENT_OK) | |
{ | |
(void)printf("ERROR: IoTHubClient_LL_SendEventAsync..........FAILED!\r\n"); | |
} | |
else | |
{ | |
(void)tickcounter_get_current_ms(tick_counter_handle, &last_send_time); | |
(void)printf("IoTHubClient_LL_SendEventAsync accepted message [%zu] for transmission to IoT Hub.\r\n", msg_count); | |
} | |
IoTHubMessage_Destroy(msg_handle); | |
} | |
} | |
} | |
IoTHubDeviceClient_LL_DoWork(device_ll_handle); | |
ThreadAPI_Sleep(1); | |
} while (iothub_info.stop_running == 0 && msg_count < MESSAGES_TO_SEND); | |
size_t index = 0; | |
for (index = 0; index < 10; index++) | |
{ | |
IoTHubDeviceClient_LL_DoWork(device_ll_handle); | |
ThreadAPI_Sleep(1); | |
} |
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