/// <summary>
/// Will convert all the interfaces to a human readable format
/// </summary>
private String GetInterfaceDescriptorsAsString()
{
String content = null;
if (EventHandlerForDevice.Current.IsDeviceConnected)
{
var interfaces = EventHandlerForDevice.Current.Device.Configuration.UsbInterfaces;
content = "Interface Descriptors";
foreach (UsbInterface usbInterface in interfaces)
{
// Will use class/subclass/protocol values from the first interface setting (usually the selected one)
UsbInterfaceDescriptor usbInterfaceDescriptor = usbInterface.InterfaceSettings[0].InterfaceDescriptor;
content += "\n\nInterface Number : 0x" + usbInterface.InterfaceNumber.ToString("X2", NumberFormatInfo.InvariantInfo)
+ "\nClass Code : 0x" + usbInterfaceDescriptor.ClassCode.ToString("X2", NumberFormatInfo.InvariantInfo)
+ "\nSubclass Code : 0x" + usbInterfaceDescriptor.SubclassCode.ToString("X2", NumberFormatInfo.InvariantInfo)
+ "\nProtocol Code: 0x" + usbInterfaceDescriptor.ProtocolCode.ToString("X2", NumberFormatInfo.InvariantInfo)
+ "\nNumber of Interface Settings : " + usbInterface.InterfaceSettings.Count.ToString("D", NumberFormatInfo.InvariantInfo)
+ "\nNumber of open Bulk In Endpoints : " + usbInterface.BulkInPipes.Count.ToString("D", NumberFormatInfo.InvariantInfo)
+ "\nNumber of open Bulk Out Endpoints : " + usbInterface.BulkOutPipes.Count.ToString("D", NumberFormatInfo.InvariantInfo)
+ "\nNumber of open Interrupt In Endpoints : " + usbInterface.InterruptInPipes.Count.ToString("D", NumberFormatInfo.InvariantInfo)
+ "\nNumber of open Interrupt Out Endpoints : " + usbInterface.InterruptOutPipes.Count.ToString("D", NumberFormatInfo.InvariantInfo);
}
}
return(content);
}
public UsbInterfaceInfo(UsbDevice usbDevice, UsbInterfaceDescriptor usbInterfaceDescriptor, IEnumerable <IUsbEndpointDescriptor> usbEndpoints)
{
mUsbDevice = usbDevice;
mUsbInterfaceDescriptor = usbInterfaceDescriptor;
foreach (var usbEndpoint in usbEndpoints)
{
mEndpointInfo.Add(new UsbEndpointInfo(usbEndpoint));
}
}
internal UsbInterfaceInfo(UsbDevice usbDevice, MonoUsbAltInterfaceDescriptor monoUSBAltInterfaceDescriptor)
{
mUsbDevice = usbDevice;
mUsbInterfaceDescriptor = new UsbInterfaceDescriptor(monoUSBAltInterfaceDescriptor);
List <MonoUsbEndpointDescriptor> monoUsbEndpoints = monoUSBAltInterfaceDescriptor.EndpointList;
foreach (MonoUsbEndpointDescriptor monoUSBEndpoint in monoUsbEndpoints)
{
mEndpointInfo.Add(new UsbEndpointInfo(monoUSBEndpoint));
}
}
/// <summary>
/// Gets a <see cref="IUsbInterfaceDescriptor"/> for the specified AlternateInterfaceNumber,
/// </summary>
/// <param name="alternateInterfaceNumber">The alternate interface index for the <see cref="IUsbInterfaceDescriptor"/> to retrieve. </param>
/// <param name="usbAltInterfaceDescriptor">The <see cref="IUsbInterfaceDescriptor"/> for the specified AlternateInterfaceNumber.</param>
/// <returns>True on success.</returns>
public bool QueryInterfaceSettings(byte alternateInterfaceNumber, ref IUsbInterfaceDescriptor usbAltInterfaceDescriptor)
{
bool bSuccess;
UsbInterfaceDescriptor usbInterfaceDescriptor = new UsbInterfaceDescriptor();
bSuccess = WinUsbAPI.WinUsb_QueryInterfaceSettings(Handle, alternateInterfaceNumber, usbInterfaceDescriptor);
if (!bSuccess)
{
UsbError.Error(ErrorCode.Win32Error, Marshal.GetLastWin32Error(), "QueryInterfaceSettings", this);
}
usbAltInterfaceDescriptor = usbInterfaceDescriptor;
return(bSuccess);
}
/// <summary>
/// Gets a <see cref="UsbInterfaceDescriptor"/> for the specified AlternateInterfaceNumber,
/// </summary>
/// <param name="alternateInterfaceNumber">The alternate interface index for the <see cref="UsbInterfaceDescriptor"/> to retrieve. </param>
/// <param name="usbAltInterfaceDescriptor">The <see cref="UsbInterfaceDescriptor"/> for the specified AlternateInterfaceNumber.</param>
/// <returns>True on success.</returns>
public bool QueryInterfaceSettings(byte alternateInterfaceNumber, ref UsbInterfaceDescriptor usbAltInterfaceDescriptor)
{
bool bSuccess;
//if (mSemDeviceLock != null)
//{
// if (LockDevice() != ErrorCode.None) return false;
//}
//try
//{
bSuccess = WinUsbAPI.WinUsb_QueryInterfaceSettings(Handle, alternateInterfaceNumber, usbAltInterfaceDescriptor);
if (!bSuccess)
{
UsbError.Error(ErrorCode.Win32Error, Marshal.GetLastWin32Error(), "QueryInterfaceSettings", this);
}
//}
//finally
//{
// if (mSemDeviceLock != null) UnlockDevice();
//}
return(bSuccess);
}
internal UsbInterfaceInfo(UsbDevice usbDevice, byte[] descriptor)
{
mUsbDevice = usbDevice;
mUsbInterfaceDescriptor = new UsbInterfaceDescriptor();
Helper.BytesToObject(descriptor, 0, Math.Min(UsbInterfaceDescriptor.Size, descriptor[0]), mUsbInterfaceDescriptor);
}
internal static extern bool WinUsb_QueryInterfaceSettings([In] SafeHandle InterfaceHandle,
byte AlternateInterfaceNumber,
[MarshalAs(UnmanagedType.LPStruct), In, Out] UsbInterfaceDescriptor
UsbAltInterfaceDescriptor);
internal static extern Boolean WinUsb_QueryInterfaceSettings(IntPtr interfaceHandle, Byte alternateInterfaceNumber, ref UsbInterfaceDescriptor usbAltInterfaceDescriptor);
public UsbAlternateInterface(UsbInterfaceDescriptor descriptor)
{
Descriptor = descriptor;
}
internal static extern Boolean WinUsb_QueryInterfaceSettings(IntPtr interfaceHandle, Byte alternateInterfaceNumber, ref UsbInterfaceDescriptor usbAltInterfaceDescriptor);
