internal static bool GetDeviceDescriptor(UsbDevice usbDevice, out IUsbDeviceDescriptor deviceDescriptor)
{
if (usbDevice.CachedDeviceDescriptor != null)
{
deviceDescriptor = usbDevice.CachedDeviceDescriptor;
return(true);
}
deviceDescriptor = new UsbDeviceDescriptorBase();
GCHandle gcDeviceDescriptor = GCHandle.Alloc(deviceDescriptor, GCHandleType.Pinned);
int ret;
bool bSuccess = usbDevice.GetDescriptor((byte)DescriptorType.Device,
0,
0,
gcDeviceDescriptor.AddrOfPinnedObject(),
UsbDeviceDescriptorBase.Size,
out ret);
gcDeviceDescriptor.Free();
if (bSuccess)
{
return(true);
}
return(false);
}
public LinuxDevItem(string deviceFileName, byte busNumber, byte deviceAddress, MonoUsbDeviceDescriptor monoUsbDeviceDescriptor)
{
DeviceFileName = deviceFileName;
BusNumber = busNumber;
DeviceAddress = deviceAddress;
DeviceDescriptor = new UsbDeviceDescriptorBase(monoUsbDeviceDescriptor);
}
public LinuxDevItem(string deviceFileName, byte busNumber, byte deviceAddress, byte[] fileDescriptor)
{
DeviceFileName = deviceFileName;
BusNumber = busNumber;
DeviceAddress = deviceAddress;
DeviceDescriptor = new UsbDeviceDescriptorBase();
GCHandle gcFileDescriptor = GCHandle.Alloc(DeviceDescriptor, GCHandleType.Pinned);
Marshal.Copy(fileDescriptor, 0, gcFileDescriptor.AddrOfPinnedObject(), Marshal.SizeOf(DeviceDescriptor));
gcFileDescriptor.Free();
}
public UsbDeviceInfo(UsbDevice usbDevice, UsbDeviceDescriptorBase usbDeviceDescriptor)
{
mUsbDevice = usbDevice;
mDeviceDescriptor = new UsbDeviceDescriptorBase(usbDeviceDescriptor);
}
internal UsbDeviceInfo(UsbDevice usbDevice, MonoUsbDeviceDescriptor usbDeviceDescriptor)
{
mUsbDevice = usbDevice;
mDeviceDescriptor = new UsbDeviceDescriptorBase(usbDeviceDescriptor);
}