static int addSystemPropertyToMessage()

in iothub_client/src/iothubtransport_mqtt_common.c [1477:1604]
117 lines of code
17 McCabe index (conditional complexity)

static int addSystemPropertyToMessage(IOTHUB_MESSAGE_HANDLE iotHubMessage, IOTHUB_SYSTEM_PROPERTY_TYPE propertyType, const char* propValue)
{
    int result;

    switch (propertyType)
    {
        case IOTHUB_SYSTEM_PROPERTY_TYPE_CREATION_TIME:
        {
            if (IoTHubMessage_SetMessageCreationTimeUtcSystemProperty(iotHubMessage, propValue) != IOTHUB_MESSAGE_OK)
            {
                LogError("Failed to set IOTHUB_MESSAGE_HANDLE 'CreationTimeUtc' property.");
                result = MU_FAILURE;
            }
            else
            {
                result = 0;
            }
        }
        break;

        case IOTHUB_SYSTEM_PROPERTY_TYPE_CORRELATION_ID:
        {
            if (IoTHubMessage_SetCorrelationId(iotHubMessage, propValue) != IOTHUB_MESSAGE_OK)
            {
                LogError("Failed to set IOTHUB_MESSAGE_HANDLE 'correlationId' property.");
                result = MU_FAILURE;
            }
            else
            {
                result = 0;
            }
        }
        break;

        case IOTHUB_SYSTEM_PROPERTY_TYPE_CONNECTION_DEVICE_ID:
        {
            if (IoTHubMessage_SetConnectionDeviceId(iotHubMessage, propValue) != IOTHUB_MESSAGE_OK)
            {
                LogError("Failed to set IOTHUB_MESSAGE_HANDLE 'connectionDeviceId' property.");
                result = MU_FAILURE;
            }
            else
            {
                result = 0;
            }
        }
        break;

        case IOTHUB_SYSTEM_PROPERTY_TYPE_CONNECTION_MODULE_ID:
        {
            if (IoTHubMessage_SetConnectionModuleId(iotHubMessage, propValue) != IOTHUB_MESSAGE_OK)
            {
                LogError("Failed to set IOTHUB_MESSAGE_HANDLE 'connectionModelId' property.");
                result = MU_FAILURE;
            }
            else
            {
                result = 0;
            }
        }
        break;

        case IOTHUB_SYSTEM_PROPERTY_TYPE_MESSAGE_ID:
        {
            if (IoTHubMessage_SetMessageId(iotHubMessage, propValue) != IOTHUB_MESSAGE_OK)
            {
                LogError("Failed to set IOTHUB_MESSAGE_HANDLE 'messageId' property.");
                result = MU_FAILURE;
            }
            else
            {
                result = 0;
            }
        }
        break;

        case  IOTHUB_SYSTEM_PROPERTY_TYPE_MESSAGE_USER_ID:
        {
            if (IoTHubMessage_SetMessageUserIdSystemProperty(iotHubMessage, propValue) != IOTHUB_MESSAGE_OK)
            {
                LogError("Failed to set IOTHUB_MESSAGE_HANDLE 'messageUserId' property.");
                result = MU_FAILURE;
            }
            else
            {
                result = 0;
            }
        }
        break;

        case IOTHUB_SYSTEM_PROPERTY_TYPE_CONTENT_TYPE:
        {
            if (IoTHubMessage_SetContentTypeSystemProperty(iotHubMessage, propValue) != IOTHUB_MESSAGE_OK)
            {
                LogError("Failed to set IOTHUB_MESSAGE_HANDLE 'contentType' property.");
                result = MU_FAILURE;
            }
            else
            {
                result = 0;
            }
        }
        break;

        case IOTHUB_SYSTEM_PROPERTY_TYPE_CONTENT_ENCODING:
        {
            if (IoTHubMessage_SetContentEncodingSystemProperty(iotHubMessage, propValue) != IOTHUB_MESSAGE_OK)
            {
                LogError("Failed to set IOTHUB_MESSAGE_HANDLE 'contentEncoding' property.");
                result = MU_FAILURE;
            }
            else
            {
                result = 0;
            }
        }
        break;

        default:
        {
            // This is an internal error in code as we should never have an unmapped property at this stage.
            LogError("Unknown property type = %d to add to message", propertyType);
            result = MU_FAILURE;
        }
    }

    return result;
}