private static void ReadData(object context)
{
UsbTransfer overlappedTransferContext = (UsbTransfer)context;
UsbEndpointReader reader = (UsbEndpointReader)overlappedTransferContext.EndpointBase;
reader.mDataReceivedEnabled = true;
EventHandler <DataReceivedEnabledChangedEventArgs> dataReceivedEnabledChangedEvent;
dataReceivedEnabledChangedEvent = reader.DataReceivedEnabledChanged;
if (!ReferenceEquals(dataReceivedEnabledChangedEvent, null))
{
dataReceivedEnabledChangedEvent(reader, new DataReceivedEnabledChangedEventArgs(reader.mDataReceivedEnabled));
}
overlappedTransferContext.Reset();
byte[] buf = new byte[reader.mReadBufferSize];
try
{
while (!overlappedTransferContext.IsCancelled)
{
int iTransferLength;
ErrorCode eReturn = reader.Transfer(buf, 0, buf.Length, Timeout.Infinite, out iTransferLength);
if (eReturn == ErrorCode.None)
{
EventHandler <EndpointDataEventArgs> temp = reader.DataReceived;
if (!ReferenceEquals(temp, null) && !overlappedTransferContext.IsCancelled)
{
temp(reader, new EndpointDataEventArgs(buf, iTransferLength));
}
continue;
}
if (eReturn != ErrorCode.IoTimedOut)
{
break;
}
}
}
#if !NETSTANDARD1_5 && !NETSTANDARD1_6
catch (ThreadAbortException)
{
UsbError.Error(ErrorCode.ReceiveThreadTerminated, 0, "ReadData:Read thread aborted.", reader);
}
#endif
finally
{
reader.Abort();
reader.mDataReceivedEnabled = false;
dataReceivedEnabledChangedEvent = reader.DataReceivedEnabledChanged;
if (!ReferenceEquals(dataReceivedEnabledChangedEvent, null))
{
dataReceivedEnabledChangedEvent(reader, new DataReceivedEnabledChangedEventArgs(reader.mDataReceivedEnabled));
}
}
}
