public override bool start()
{
Monitor.Enter(mLock);
try
{
if (WinUSBController.initUSB() == false)
{
Console.WriteLine("WinUSBController.start() : Failed init");
Monitor.Exit(mLock);
this.stop();
return(false);
}
mDeviceHandle = WinUSBController.open((ushort)VendorID, (ushort)ProductID);
mIsDeviceOpen = WinUSBController.isOpen(mDeviceHandle);
if (mIsDeviceOpen == false)
{
Console.WriteLine("WinUSBController.start() : Failed open, vendor(0x{0:X4}), product(0x{1:X4})", (ushort)VendorID, (ushort)ProductID);
Monitor.Exit(mLock);
this.stop();
return(false);
}
int ret = WinUSBController.controlTransfer(mDeviceHandle, USBXPRESS, USBXPRESS_REQUEST, USBXPRESS_CLEAR_TO_SEND, 0, null, 0, 0);
if (ret < 0)
{
Console.WriteLine(String.Format("WinUSBController.start() : Failed controlTransfer({0})", ret));
Monitor.Exit(mLock);
this.stop();
return(false);
}
mThreadState = true;
mThread = new Thread(threadFunc);
mThread.Start();
}
catch (Exception e)
{
Console.WriteLine("SiUSBController.start() : Failed catch({0})", e.Message);
Monitor.Exit(mLock);
this.stop();
return(false);
}
Monitor.Exit(mLock);
return(true);
}
private int beginTransaction()
{
// Claim Interface
int ret = WinUSBController.claimInterface(mDeviceHandle, 0);
if (ret < 0)
{
Console.WriteLine(String.Format("WinUSBController.beginTransaction() : Failed claimInterface({0})", ret));
return(ret);
}
ret = WinUSBController.controlTransfer(mDeviceHandle, USBXPRESS, USBXPRESS_REQUEST, USBXPRESS_FLUSH_BUFFERS, 0, null, 0, 0);
if (ret < 0)
{
Console.WriteLine(String.Format("WinUSBController.beginTransaction() : Failed controlTransfer({0})", ret));
WinUSBController.releaseInterface(mDeviceHandle, 0);
return(ret);
}
return(ret);
}
