public UsbStream(UsbK usb,
byte pipeId,
int maxTransferSize,
int maxPendingTransfers,
int maxPendingIo,
bool useTimeout,
UInt16 timeout)
{
mUsb = usb;
mPipeId = pipeId;
if (UseCallbacks)
{
mCallbacks.Complete = StmComplete;
if (((mPipeId & AllKConstants.USB_ENDPOINT_DIRECTION_MASK) > 0))
{
mCallbacks.Submit = StmSubmitRead;
}
else
{
mCallbacks.Submit = StmSubmitWrite;
}
}
KSTM_FLAG flags = useTimeout ? KSTM_FLAG.USE_TIMEOUT | (KSTM_FLAG) timeout : KSTM_FLAG.NONE;
mStm = new StmK(mUsb.Handle,
pipeId,
maxTransferSize,
maxPendingTransfers,
maxPendingIo,
ref mCallbacks,
flags);
}
private static void Main()
{
bool success;
WINUSB_PIPE_INFORMATION pipeInfo;
UsbK usb;
USB_INTERFACE_DESCRIPTOR interfaceDescriptor;
// Find and configure the device.
if (!Test.ConfigureDevice(out pipeInfo, out usb, out interfaceDescriptor)) return;
if (Test.TransferBufferSize == -1)
Test.TransferBufferSize = pipeInfo.MaximumPacketSize*64;
#if BMFW
// TODO FOR USER: Remove this block if not using benchmark firmware.
// This configures devices running benchmark firmware for streaming DeviceToHost transfers.
Console.WriteLine("Configuring for benchmark device..");
BM_TEST_TYPE testType = ((Test.PipeId & 0x80) > 0) ? BM_TEST_TYPE.READ : BM_TEST_TYPE.WRITE;
success = Benchmark.Configure(usb, BM_COMMAND.SET_TEST, interfaceDescriptor.bInterfaceNumber, ref testType);
if (!success)
{
Console.WriteLine("Bench_Configure failed.");
}
#endif
if (!Test.ShowTestReady()) goto Done;
KSTM_CALLBACK callback = new KSTM_CALLBACK();
StmK stm = new StmK(
usb.Handle,
pipeInfo.PipeId,
Test.TransferBufferSize,
Test.MaxPendingTransfers,
Test.MaxPendingIO,
ref callback,
KSTM_FLAG.USE_TIMEOUT | (KSTM_FLAG) 3000);
byte[] tempBuffer = new byte[Test.TransferBufferSize];
Thread.Sleep(0);
// This is just a counter/timer for statistics gathering.
Test.Dcs.Start();
success = stm.Start();
long totalTransferCount = 0;
while (success)
{
int transferred;
if ((pipeInfo.PipeId & 0x80) == 0x80)
{
success = stm.Read(tempBuffer, 0, tempBuffer.Length, out transferred);
if (!success) break;
}
else
{
success = stm.Write(tempBuffer, 0, tempBuffer.Length, out transferred);
if (!success) break;
}
string dataPrefix = String.Format(" Data Prefix: [{0:X2} {1:X2} {2:X2} {3:X2} {4:X2} {5:X2} {6:X2} {7:X2}] ",
tempBuffer[0],
tempBuffer[1],
tempBuffer[2],
tempBuffer[3],
tempBuffer[4],
tempBuffer[5],
tempBuffer[6],
tempBuffer[7]);
Console.WriteLine(
totalTransferCount > Test.MaxTransfersTotal
? "#{0}: [Stream Stopped] {1} transferred. {2}"
: "#{0}: {1} transferred. {2}",
totalTransferCount.ToString("0000"),
transferred,
dataPrefix);
totalTransferCount++;
if (totalTransferCount == Test.MaxTransfersTotal)
success = stm.Stop(3000);
}
Console.WriteLine("Done. TotalTransfers:{0} ErrorCode:{1:X8}h", totalTransferCount, Marshal.GetLastWin32Error());
stm.Free();
Done:
usb.Free();
}
protected override void Dispose(bool disposing)
{
if (!mbDisposed)
{
mStm.Dispose();
mStm = null;
mUsb = null;
mbDisposed = true;
}
base.Dispose(disposing);
}
