int ISerialDriver.BytesInBuffer(int serialPortNum, bool fRx)
{
if (fRx)
{
ComPortToStream port = GetComPort(serialPortNum) as ComPortToStream;
if (port != null)
{
return(port._fifoToDevice.Available);
}
else
{
return(0);
}
}
else
{
return(0);
}
}
void ISerialDriver.DiscardBuffer(int serialPortNum, bool fRx)
{
if (fRx)
{
byte[] buf = new byte[1024];
ComPortToStream port = GetComPort(serialPortNum) as ComPortToStream;
if (port != null)
{
while (port.AvailableBytes > 0)
{
port.DeviceRead(buf);
}
while (port._fifoToDevice.Available > 0)
{
port._fifoToDevice.Read(buf, 0, buf.Length);
}
}
}
}
