internal static bool GetDeviceDescriptor(UsbDevice usbDevice, out UsbDeviceDescriptor deviceDescriptor)
{
if (usbDevice.mCachedDeviceDescriptor != null)
{
deviceDescriptor = usbDevice.mCachedDeviceDescriptor;
return(true);
}
deviceDescriptor = new UsbDeviceDescriptor();
GCHandle gcDeviceDescriptor = GCHandle.Alloc(deviceDescriptor, GCHandleType.Pinned);
int ret;
bool bSuccess = usbDevice.GetDescriptor((byte)DescriptorType.Device,
0,
0,
gcDeviceDescriptor.AddrOfPinnedObject(),
UsbDeviceDescriptor.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 UsbDeviceDescriptor(monoUsbDeviceDescriptor);
}
public LinuxDevItem(string deviceFileName, byte busNumber, byte deviceAddress, byte[] fileDescriptor)
{
DeviceFileName = deviceFileName;
BusNumber = busNumber;
DeviceAddress = deviceAddress;
DeviceDescriptor = new UsbDeviceDescriptor();
GCHandle gcFileDescriptor = GCHandle.Alloc(DeviceDescriptor, GCHandleType.Pinned);
Marshal.Copy(fileDescriptor, 0, gcFileDescriptor.AddrOfPinnedObject(), Marshal.SizeOf(DeviceDescriptor));
gcFileDescriptor.Free();
}
/// <summary>
/// Initializes a new instance of the <see cref="UsbDeviceFound"/> struct.
/// </summary>
/// <param name="descriptor">
/// The descriptor.
/// </param>
internal UsbDeviceFound(UsbDeviceDescriptor descriptor)
: this()
{
this.path = descriptor.DevicePath;
this.Information = new HidInformation
{
HidAttributes = new HidAttributes
{
ProductId = descriptor.ProductId,
VendorId = descriptor.VendorId,
},
DevicePath = descriptor.DevicePath
};
}
internal UsbDeviceInfo(UsbDevice usbDevice, MonoUsbDeviceDescriptor usbDeviceDescriptor)
{
mUsbDevice = usbDevice;
mDeviceDescriptor = new UsbDeviceDescriptor();
mDeviceDescriptor.BcdDevice = usbDeviceDescriptor.BcdDevice;
mDeviceDescriptor.BcdUsb = usbDeviceDescriptor.BcdUsb;
mDeviceDescriptor.Class = usbDeviceDescriptor.Class;
mDeviceDescriptor.ConfigurationCount = usbDeviceDescriptor.ConfigurationCount;
mDeviceDescriptor.DescriptorType = usbDeviceDescriptor.DescriptorType;
mDeviceDescriptor.Length = usbDeviceDescriptor.Length;
mDeviceDescriptor.ManufacturerStringIndex = usbDeviceDescriptor.ManufacturerStringIndex;
mDeviceDescriptor.MaxPacketSize0 = usbDeviceDescriptor.MaxPacketSize0;
mDeviceDescriptor.ProductID = usbDeviceDescriptor.ProductID;
mDeviceDescriptor.ProductStringIndex = usbDeviceDescriptor.ProductStringIndex;
mDeviceDescriptor.Protocol = usbDeviceDescriptor.Protocol;
mDeviceDescriptor.SerialStringIndex = usbDeviceDescriptor.SerialStringIndex;
mDeviceDescriptor.SubClass = usbDeviceDescriptor.SubClass;
mDeviceDescriptor.VendorID = usbDeviceDescriptor.VendorID;
}
/// <summary>
/// Initializes an instance of FirmwareVersion given the USB device descriptor.
/// </summary>
/// <param name="bcdVersionNumber"> The USB device descriptor. </param>
public FirmwareVersion(UsbDeviceDescriptor bcdVersionNumber)
: this(bcdVersionNumber.BcdDevice)
{
}
internal MonoUsbDevice(ref MonoUsbProfile monoUSBProfile)
: base(null, null)
{
mMonoUSBProfile = monoUSBProfile;
mCachedDeviceDescriptor = new UsbDeviceDescriptor(monoUSBProfile.DeviceDescriptor);
}
internal DeviceDescriptor(UsbDeviceDescriptor descriptor)
{
this.descriptor = descriptor ?? throw new ArgumentNullException(nameof(descriptor));
}
