private static void ConfigTest()
{
// Dump all devices and descriptor information to console output.
UsbRegDeviceList allDevices = UsbDevice.AllDevices;
foreach (UsbRegistry usbRegistry in allDevices)
{
if (usbRegistry.Open(out MyUsbDevice))
{
Console.WriteLine(MyUsbDevice.Info.ToString());
for (int iConfig = 0; iConfig < MyUsbDevice.Configs.Count; iConfig++)
{
UsbConfigInfo configInfo = MyUsbDevice.Configs[iConfig];
Console.WriteLine(configInfo.ToString());
ReadOnlyCollection <UsbInterfaceInfo> interfaceList = configInfo.InterfaceInfoList;
for (int iInterface = 0; iInterface < interfaceList.Count; iInterface++)
{
UsbInterfaceInfo interfaceInfo = interfaceList[iInterface];
Console.WriteLine(interfaceInfo.ToString());
ReadOnlyCollection <UsbEndpointInfo> endpointList = interfaceInfo.EndpointInfoList;
for (int iEndpoint = 0; iEndpoint < endpointList.Count; iEndpoint++)
{
Console.WriteLine(endpointList[iEndpoint].ToString());
}
}
}
}
}
}
public void showInfo()
{
// Dump all devices and descriptor information to console output.
UsbRegDeviceList allDevices = UsbDevice.AllDevices;
foreach (UsbRegistry usbRegistry in allDevices)
{
if (usbRegistry.Open(out MyUsbDevice))
{
form.setText(MyUsbDevice.Info.ToString());
for (int iConfig = 0; iConfig < MyUsbDevice.Configs.Count; iConfig++)
{
UsbConfigInfo configInfo = MyUsbDevice.Configs[iConfig];
form.setText(configInfo.ToString());
ReadOnlyCollection <UsbInterfaceInfo> interfaceList = configInfo.InterfaceInfoList;
for (int iInterface = 0; iInterface < interfaceList.Count; iInterface++)
{
UsbInterfaceInfo interfaceInfo = interfaceList[iInterface];
form.setText(interfaceInfo.ToString());
ReadOnlyCollection <UsbEndpointInfo> endpointList = interfaceInfo.EndpointInfoList;
for (int iEndpoint = 0; iEndpoint < endpointList.Count; iEndpoint++)
{
form.setText(endpointList[iEndpoint].ToString());
}
}
}
}
}
// Free usb resources.
// This is necessary for libusb-1.0 and Linux compatibility.
UsbDevice.Exit();
}
private static bool IsDfuInterface(UsbInterfaceInfo iinfo)
{
return(((byte)iinfo.Descriptor.Class == InterfaceClass) &&
(iinfo.Descriptor.SubClass == InterfaceSubClass) &&
((iinfo.Descriptor.Protocol == InterfaceProtocol_Runtime) ||
(iinfo.Descriptor.Protocol == InterfaceProtocol_DFU)));
}
private static bool IsDfuInterface(UsbInterfaceInfo iinfo)
{
return(((byte)iinfo.Descriptor.Class == InterfaceClass) &&
(iinfo.Descriptor.SubClass == InterfaceSubClass) &&
((iinfo.Descriptor.Protocol == InterfaceProtocol_Runtime) || (iinfo.Descriptor.Protocol == InterfaceProtocol_DFU)) &&
(iinfo.CustomDescriptors.Count == 1) &&
(iinfo.CustomDescriptors[0].Length == FunctionalDescriptor.Size));
}
private void view_usb(object sender, RoutedEventArgs e)
{
// Dump all devices and descriptor information to console output.
DebugInfo = "";
UsbRegDeviceList allDevices = UsbDevice.AllDevices;
foreach (UsbRegistry usbRegistry in allDevices)
{
if (usbRegistry.Open(out MyUsbDevice))
{
DebugInfo += "usbdevice info\n";
DebugInfo += MyUsbDevice.Info.ToString();
DebugInfo += "\n\n\n";
//Console.WriteLine(MyUsbDevice.Info.ToString());
for (int iConfig = 0; iConfig < MyUsbDevice.Configs.Count; iConfig++)
{
UsbConfigInfo configInfo = MyUsbDevice.Configs[iConfig];
DebugInfo += "configInfo info\n";
DebugInfo += configInfo.ToString();
DebugInfo += "\n\n\n";
//Console.WriteLine(configInfo.ToString());
ReadOnlyCollection <UsbInterfaceInfo> interfaceList = configInfo.InterfaceInfoList;
for (int iInterface = 0; iInterface < interfaceList.Count; iInterface++)
{
UsbInterfaceInfo interfaceInfo = interfaceList[iInterface];
DebugInfo += "interfaceInfo info\n";
DebugInfo += interfaceInfo.ToString();
//Console.WriteLine(interfaceInfo.ToString());
DebugInfo += "\n\n\n";
ReadOnlyCollection <UsbEndpointInfo> endpointList = interfaceInfo.EndpointInfoList;
for (int iEndpoint = 0; iEndpoint < endpointList.Count; iEndpoint++)
{
DebugInfo += "endpointList iEndpoint[" + iEndpoint.ToString() + "]:\n";
DebugInfo += endpointList[iEndpoint].ToString();
DebugInfo += "\n\n\n";
//Console.WriteLine(endpointList[iEndpoint].ToString());
}
}
}
}
}
// Free usb resources.
// This is necessary for libusb-1.0 and Linux compatibility.
UsbDevice.Exit();
// Wait for user input..
Console.Read();
}
public UsbConfigInfo ToUsbConfigInfo(MonoUsbDevice usbDevice)
{
List <UsbInterfaceInfo> usbInterfaceInfos = new List <UsbInterfaceInfo>();
foreach (MonoUsbInterface usbInterface in InterfaceList)
{
List <MonoUsbAltInterfaceDescriptor> monoUSBAltInterfaces = usbInterface.AltInterfaceList;
foreach (MonoUsbAltInterfaceDescriptor monoUSBAltInterface in monoUSBAltInterfaces)
{
UsbInterfaceInfo usbInterfaceInfo = monoUSBAltInterface.ToUsbInterfaceInfo(usbDevice);
usbInterfaceInfos.Add(usbInterfaceInfo);
}
}
return(new UsbConfigInfo(usbDevice, this, usbInterfaceInfos));
}
private void findDeviceToolStripMenuItem_Click(object sender, EventArgs e)
{
richTextBox1.Text = "=======================================================\n";
// Dump all devices and descriptor information to console output.
UsbRegDeviceList allDevices = UsbDevice.AllDevices;
foreach (UsbRegistry usbRegistry in allDevices)
{
if (usbRegistry.Open(out MyUsbDevice))
{
richTextBox1.Text += "=======================================================\n";
richTextBox1.Text += MyUsbDevice.Info.ToString();
Console.WriteLine(MyUsbDevice.Info.ToString());
for (int iConfig = 0; iConfig < MyUsbDevice.Configs.Count; iConfig++)
{
UsbConfigInfo configInfo = MyUsbDevice.Configs[iConfig];
richTextBox1.Text += "=======================================================\n";
richTextBox1.Text += configInfo.ToString();
Console.WriteLine(configInfo.ToString());
ReadOnlyCollection <UsbInterfaceInfo> interfaceList = configInfo.InterfaceInfoList;
for (int iInterface = 0; iInterface < interfaceList.Count; iInterface++)
{
UsbInterfaceInfo interfaceInfo = interfaceList[iInterface];
richTextBox1.Text += "=======================================================\n";
richTextBox1.Text += interfaceInfo.ToString();
Console.WriteLine(interfaceInfo.ToString());
ReadOnlyCollection <UsbEndpointInfo> endpointList = interfaceInfo.EndpointInfoList;
for (int iEndpoint = 0; iEndpoint < endpointList.Count; iEndpoint++)
{
richTextBox1.Text += "=======================================================\n";
richTextBox1.Text += endpointList[iEndpoint].ToString();
Console.WriteLine(endpointList[iEndpoint].ToString());
}
}
}
}
}
this.richTextBox1.Select(this.richTextBox1.TextLength, 0);//设置光标的位置到文本尾
}
public static void Main(string[] args)
{
// Dump all devices and descriptor information to console output.
var allDevices = UsbDevice.AllDevices;
foreach (var usbRegistry in allDevices)
{
Console.WriteLine(usbRegistry.Info.ToString());
if (usbRegistry.Open())
{
for (int iConfig = 0; iConfig < usbRegistry.Configs.Count; iConfig++)
{
UsbConfigInfo configInfo = usbRegistry.Configs[iConfig];
Console.WriteLine(configInfo.ToString());
ReadOnlyCollection <UsbInterfaceInfo> interfaceList = configInfo.InterfaceInfoList;
for (int iInterface = 0; iInterface < interfaceList.Count; iInterface++)
{
UsbInterfaceInfo interfaceInfo = interfaceList[iInterface];
Console.WriteLine(interfaceInfo.ToString());
ReadOnlyCollection <UsbEndpointInfo> endpointList = interfaceInfo.EndpointInfoList;
for (int iEndpoint = 0; iEndpoint < endpointList.Count; iEndpoint++)
{
Console.WriteLine(endpointList[iEndpoint].ToString());
}
}
}
usbRegistry.Close();
}
}
// Free usb resources.
// This is necessary for libusb-1.0 and Linux compatibility.
UsbDevice.Exit();
// Wait for user input..
Console.WriteLine("Press any key to exit");
Console.ReadKey();
}
/// <summary>
/// Find the interface that supports DFU. Return true if found.
/// </summary>
public bool findInterface()
{
byte currentConfig;
foreach (UsbConfigInfo config in myUSBDevice.Configs)
{
currentConfig=config.Descriptor.ConfigID;
foreach (UsbInterfaceInfo iface in config.InterfaceInfoList)
{
if (((byte)iface.Descriptor.Class == 0xFE /*Application Specific*/) &&
((byte)iface.Descriptor.SubClass == 0x01 /* DFU */) ) {
DFUinterface=iface.Descriptor.InterfaceID;
DFUconfig=currentConfig;
myDFUconfig=config;
myDFUiface=iface;
return(true);
}
}
}
return(false);
}
public static void Main(string[] args)
{
// Dump all devices and descriptor information to console output.
using (UsbContext context = new UsbContext())
{
var allDevices = context.List();
foreach (var usbRegistry in allDevices)
{
Console.WriteLine(usbRegistry.Info.ToString());
if (usbRegistry.TryOpen())
{
for (int iConfig = 0; iConfig < usbRegistry.Configs.Count; iConfig++)
{
UsbConfigInfo configInfo = usbRegistry.Configs[iConfig];
Console.WriteLine(configInfo.ToString());
ReadOnlyCollection <UsbInterfaceInfo> interfaceList = configInfo.Interfaces;
for (int iInterface = 0; iInterface < interfaceList.Count; iInterface++)
{
UsbInterfaceInfo interfaceInfo = interfaceList[iInterface];
Console.WriteLine(interfaceInfo.ToString());
ReadOnlyCollection <UsbEndpointInfo> endpointList = interfaceInfo.Endpoints;
for (int iEndpoint = 0; iEndpoint < endpointList.Count; iEndpoint++)
{
Console.WriteLine(endpointList[iEndpoint].ToString());
}
}
}
usbRegistry.Close();
}
}
}
// Wait for user input..
Console.WriteLine("Press any key to exit");
Console.ReadKey();
}
public static void Main(string[] args)
{
// Dump all devices and descriptor information to console output.
UsbRegDeviceList allDevices = UsbDevice.AllDevices;
Debug.WriteLine(allDevices.Count);
foreach (UsbRegistry usbRegistry in allDevices)
{
if (usbRegistry.Open(out MyUsbDevice))
{
Console.WriteLine(MyUsbDevice.Info.ToString() + "--------1-----------");
for (int iConfig = 0; iConfig < MyUsbDevice.Configs.Count; iConfig++)
{
UsbConfigInfo configInfo = MyUsbDevice.Configs[iConfig];
Console.WriteLine(configInfo.ToString() + "---------2-----------");
ReadOnlyCollection <UsbInterfaceInfo> interfaceList = configInfo.InterfaceInfoList;
for (int iInterface = 0; iInterface < interfaceList.Count; iInterface++)
{
UsbInterfaceInfo interfaceInfo = interfaceList[iInterface];
Console.WriteLine(interfaceInfo.ToString() + "--------3-------");
ReadOnlyCollection <UsbEndpointInfo> endpointList = interfaceInfo.EndpointInfoList;
for (int iEndpoint = 0; iEndpoint < endpointList.Count; iEndpoint++)
{
Console.WriteLine(endpointList[iEndpoint].ToString() + "-------4--------");
}
}
}
}
}
// Free usb resources.
// This is necessary for libusb-1.0 and Linux compatibility.
UsbDevice.Exit();
// Wait for user input..
Console.ReadKey();
}
public static UsbLibDotNetHIDDevice FindDevice(int vendorID, int productID, byte configID = 1, byte interfaceID = 0)
{
UsbLibDotNetHIDDevice newDev = null;
UsbDeviceFinder usbFinder = new UsbDeviceFinder(vendorID, productID);
UsbDevice usbDev = null;
//Byte configID = 255;
bool endpointsFound = false;
try
{
// Find and open the usb device.
usbDev = UsbDevice.OpenUsbDevice(usbFinder);
// If the device is open and ready
if (usbDev == null)
{
Console.WriteLine("Device Not Found [0x" + vendorID.ToString("x4") + ":0x" + productID.ToString("x4") + "].");
return(null);
}
newDev = new UsbLibDotNetHIDDevice();
for (int iConfig = 0; iConfig < usbDev.Configs.Count; iConfig++)
{
UsbConfigInfo configInfo = usbDev.Configs[iConfig];
if (configID == configInfo.Descriptor.ConfigID)
{
ReadOnlyCollection <UsbInterfaceInfo> interfaceList = configInfo.InterfaceInfoList;
//Console.WriteLine("Config Found: " + configInfo.Descriptor.ConfigID.ToString());
for (int iInterface = 0; iInterface < interfaceList.Count; iInterface++)
{
UsbInterfaceInfo interfaceInfo = interfaceList[iInterface];
if (interfaceID == interfaceInfo.Descriptor.InterfaceID)
{
//Console.WriteLine("Interface Found: " + interfaceInfo.Descriptor.EndpointCount.ToString());
// We need 2 Endpoints
if (interfaceInfo.Descriptor.EndpointCount == 2)
{
ReadOnlyCollection <UsbEndpointInfo> endpointList = interfaceInfo.EndpointInfoList;
//Console.WriteLine("Two Endpoints Found");
for (int iEndpoint = 0; iEndpoint < endpointList.Count; iEndpoint++)
{
if (iEndpoint == 0)
{
newDev.m_readEndpoint = (ReadEndpointID)endpointList[iEndpoint].Descriptor.EndpointID;
}
else
{
newDev.m_writeEndpoint = (WriteEndpointID)endpointList[iEndpoint].Descriptor.EndpointID;
}
newDev.m_configID = configInfo.Descriptor.ConfigID;
newDev.m_interfaceID = interfaceInfo.Descriptor.InterfaceID;
}
endpointsFound = true;
}
}
}
}
}
if (String.Compare(System.Environment.GetEnvironmentVariable("USBLIBDOTNET_VERBOSE"), "yes", true) == 0)
{
Console.WriteLine("*** GD77 USB Device Infos:\n - " + usbDev.Info.ToString().Replace("\n", "\n - "));
for (int iConfig = 0; iConfig < usbDev.Configs.Count; iConfig++)
{
UsbConfigInfo configInfo = usbDev.Configs[iConfig];
Console.WriteLine(" *** ConfigID: " + configInfo.Descriptor.ConfigID);
Console.WriteLine(" CONFIGURATION INFO: \n - " + configInfo.ToString().Replace("\n", "\n - "));
ReadOnlyCollection <UsbInterfaceInfo> interfaceList = configInfo.InterfaceInfoList;
for (int iInterface = 0; iInterface < interfaceList.Count; iInterface++)
{
UsbInterfaceInfo interfaceInfo = interfaceList[iInterface];
Console.WriteLine(" *** InterfaceID: " + interfaceInfo.Descriptor.InterfaceID);
Console.WriteLine(" INTERFACE INFO: \n - " + interfaceInfo.ToString().Replace("\n", "\n - "));
ReadOnlyCollection <UsbEndpointInfo> endpointList = interfaceInfo.EndpointInfoList;
for (int iEndpoint = 0; iEndpoint < endpointList.Count; iEndpoint++)
{
Console.WriteLine(" ENDPOINT LIST: \n - " + endpointList[iEndpoint].ToString().Replace("\n", "\n - "));
}
}
}
Console.WriteLine("***\n");
}
if (endpointsFound == false)
{
Console.WriteLine("Couldn't find 2 endpoints for interface #" + interfaceID.ToString() + " of configuration #" + configID.ToString());
return(null);
}
// If this is a "whole" usb device (libusb-win32, linux libusb)
// it will have an IUsbDevice interface. If not (WinUSB) the
// variable will be null indicating this is an interface of a
// device.
IUsbDevice wholeUsbDevice = usbDev as IUsbDevice;
if (!ReferenceEquals(wholeUsbDevice, null))
{
#if DUMP_USB_INFOS
Console.WriteLine("*** ConfigID: " + newDev.m_configID);
Console.WriteLine("*** InterfaceID: " + newDev.m_interfaceID);
#endif
// This is a "whole" USB device. Before it can be used,
// the desired configuration and interface must be selected.
// Select config #1
wholeUsbDevice.SetConfiguration(newDev.m_configID);
// Claim interface #0.
wholeUsbDevice.ClaimInterface(newDev.m_interfaceID);
}
// open read endpoint 1.
newDev.m_usbReader = usbDev.OpenEndpointReader(newDev.m_readEndpoint);
newDev.m_usbReader.ReadThreadPriority = ThreadPriority.AboveNormal;
// open write endpoint 2
newDev.m_usbWriter = usbDev.OpenEndpointWriter(newDev.m_writeEndpoint);
}
catch (Exception ex)
{
Console.WriteLine("ERROR: " + ex.Message);
return(null);
}
newDev.m_usbDevice = usbDev;
newDev.m_vendorID = vendorID;
newDev.m_productID = productID;
return(newDev);
}
/// <summary>
/// Looks up endpoint/interface information in a configuration.
/// </summary>
/// <param name="currentConfigInfo">The config to seach.</param>
/// <param name="endpointAddress">The endpoint address to look for.</param>
/// <param name="usbInterfaceInfo">On success, the <see cref="UsbInterfaceInfo"/> class for this endpoint.</param>
/// <param name="usbEndpointInfo">On success, the <see cref="UsbEndpointInfo"/> class for this endpoint.</param>
/// <returns>True of the endpoint was found, otherwise false.</returns>
public static bool LookupEndpointInfo(UsbConfigInfo currentConfigInfo, byte endpointAddress, out UsbInterfaceInfo usbInterfaceInfo, out UsbEndpointInfo usbEndpointInfo)
{
return(LookupEndpointInfo(currentConfigInfo, -1, endpointAddress, out usbInterfaceInfo, out usbEndpointInfo));
}
/// <summary>
/// Looks up endpoint/interface information in a configuration.
/// </summary>
/// <param name="currentConfigInfo">The config to seach.</param>
/// <param name="altInterfaceID">Alternate interface id the endpoint exists in, or -1 for any alternate interface id.</param>
/// <param name="endpointAddress">The endpoint address to look for.</param>
/// <param name="usbInterfaceInfo">On success, the <see cref="UsbInterfaceInfo"/> class for this endpoint.</param>
/// <param name="usbEndpointInfo">On success, the <see cref="UsbEndpointInfo"/> class for this endpoint.</param>
/// <returns>True of the endpoint was found, otherwise false.</returns>
public static bool LookupEndpointInfo(UsbConfigInfo currentConfigInfo, int altInterfaceID, byte endpointAddress, out UsbInterfaceInfo usbInterfaceInfo, out UsbEndpointInfo usbEndpointInfo)
{
bool found = false;
usbInterfaceInfo = null;
usbEndpointInfo = null;
foreach (UsbInterfaceInfo interfaceInfo in currentConfigInfo.InterfaceInfoList)
{
if (altInterfaceID == -1 || altInterfaceID == interfaceInfo.Descriptor.AlternateID)
{
foreach (UsbEndpointInfo endpointInfo in interfaceInfo.EndpointInfoList)
{
if ((endpointAddress & UsbConstants.ENDPOINT_NUMBER_MASK) == 0)
{
// find first read/write endpoint
if ((endpointAddress & UsbConstants.ENDPOINT_DIR_MASK) == 0 &&
(endpointInfo.Descriptor.EndpointID & UsbConstants.ENDPOINT_DIR_MASK) == 0)
{
// first write endpoint
found = true;
}
if ((endpointAddress & UsbConstants.ENDPOINT_DIR_MASK) != 0 &&
(endpointInfo.Descriptor.EndpointID & UsbConstants.ENDPOINT_DIR_MASK) != 0)
{
// first read endpoint
found = true;
}
}
else if (endpointInfo.Descriptor.EndpointID == endpointAddress)
{
found = true;
}
if (found)
{
usbInterfaceInfo = interfaceInfo;
usbEndpointInfo = endpointInfo;
return(true);
}
}
}
}
return(false);
}
/// <summary>
/// Looks up endpoint/interface information in a configuration.
/// </summary>
/// <param name="currentConfigInfo">The config to seach.</param>
/// <param name="altInterfaceID">Alternate interface id the endpoint exists in, or -1 for any alternate interface id.</param>
/// <param name="endpointAddress">The endpoint address to look for.</param>
/// <param name="usbInterfaceInfo">On success, the <see cref="UsbInterfaceInfo"/> class for this endpoint.</param>
/// <param name="usbEndpointInfo">On success, the <see cref="UsbEndpointInfo"/> class for this endpoint.</param>
/// <returns>True of the endpoint was found, otherwise false.</returns>
public static bool LookupEndpointInfo(UsbConfigInfo currentConfigInfo, int altInterfaceID, byte endpointAddress, out UsbInterfaceInfo usbInterfaceInfo, out UsbEndpointInfo usbEndpointInfo)
{
bool found = false;
usbInterfaceInfo = null;
usbEndpointInfo = null;
foreach (UsbInterfaceInfo interfaceInfo in currentConfigInfo.Interfaces)
{
if (altInterfaceID == -1 || altInterfaceID == interfaceInfo.AlternateSetting)
{
foreach (UsbEndpointInfo endpointInfo in interfaceInfo.Endpoints)
{
if ((endpointAddress & UsbConstants.EndpointNumberMask) == 0)
{
// find first read/write endpoint
if ((endpointAddress & UsbConstants.EndpointDirectionMask) == 0 &&
(endpointInfo.EndpointAddress & UsbConstants.EndpointDirectionMask) == 0)
{
// first write endpoint
found = true;
}
if ((endpointAddress & UsbConstants.EndpointDirectionMask) != 0 &&
(endpointInfo.EndpointAddress & UsbConstants.EndpointDirectionMask) != 0)
{
// first read endpoint
found = true;
}
}
else if (endpointInfo.EndpointAddress == endpointAddress)
{
found = true;
}
if (found)
{
usbInterfaceInfo = interfaceInfo;
usbEndpointInfo = endpointInfo;
return(true);
}
}
}
}
return(false);
}
public void readIso()
{
ErrorCode ec = ErrorCode.None;
try
{
// Find and open the usb device.
UsbRegDeviceList regList = UsbDevice.AllDevices.FindAll(MyUsbFinder);
if (regList.Count == 0)
{
throw new Exception("Device Not Found.");
}
UsbInterfaceInfo usbInterfaceInfo = null;
UsbEndpointInfo usbEndpointInfo = null;
// Look through all conected devices with this vid and pid until
// one is found that has and and endpoint that matches TRANFER_ENDPOINT.
//
foreach (UsbRegistry regDevice in regList)
{
if (regDevice.Open(out MyUsbDevice))
{
if (MyUsbDevice.Configs.Count > 0)
{
// if TRANFER_ENDPOINT is 0x80 or 0x00, LookupEndpointInfo will return the
// first read or write (respectively).
if (UsbEndpointBase.LookupEndpointInfo(MyUsbDevice.Configs[0], TRANFER_ENDPOINT,
out usbInterfaceInfo, out usbEndpointInfo))
{
break;
}
MyUsbDevice.Close();
MyUsbDevice = null;
}
}
}
// If the device is open and ready
if (MyUsbDevice == null)
{
throw new Exception("Device Not Found.");
}
// If this is a "whole" usb device (libusb-win32, linux libusb-1.0)
// it exposes an IUsbDevice interface. If not (WinUSB) the
// 'wholeUsbDevice' variable will be null indicating this is
// an interface of a device; it does not require or support
// configuration and interface selection.
IUsbDevice wholeUsbDevice = MyUsbDevice as IUsbDevice;
if (!ReferenceEquals(wholeUsbDevice, null))
{
// This is a "whole" USB device. Before it can be used,
// the desired configuration and interface must be selected.
// Select config #1
wholeUsbDevice.SetConfiguration(1);
// Claim interface #0.
wholeUsbDevice.ClaimInterface(usbInterfaceInfo.Descriptor.InterfaceID);
}
// open read endpoint.
UsbEndpointReader reader = MyUsbDevice.OpenEndpointReader(
(ReadEndpointID)usbEndpointInfo.Descriptor.EndpointID,
0,
(EndpointType)(usbEndpointInfo.Descriptor.Attributes & 0x3));
if (ReferenceEquals(reader, null))
{
throw new Exception("Failed locating read endpoint.");
}
reader.Reset();
TRANFER_SIZE -= (TRANFER_SIZE % usbEndpointInfo.Descriptor.MaxPacketSize);
UsbTransferQueue transferQeue = new UsbTransferQueue(reader,
TRANFER_MAX_OUTSTANDING_IO,
TRANFER_SIZE,
5000,
usbEndpointInfo.Descriptor.MaxPacketSize);
do
{
UsbTransferQueue.Handle handle;
// Begin submitting transfers until TRANFER_MAX_OUTSTANDING_IO has benn reached.
// then wait for the oldest outstanding transfer to complete.
//
ec = transferQeue.Transfer(out handle);
if (ec != ErrorCode.Success)
{
throw new Exception("Failed getting async result");
}
// Show some information on the completed transfer.
showTransfer(handle, mTransferCount);
} while (mTransferCount++ < TRANSFER_COUNT);
// Cancels any oustanding transfers and free's the transfer queue handles.
// NOTE: A transfer queue can be reused after it's freed.
transferQeue.Free();
}
catch (Exception ex)
{
form.setText("\r\n");
form.setText((ec != ErrorCode.None ? ec + ":" : String.Empty) + ex.Message);
}
finally
{
if (MyUsbDevice != null)
{
if (MyUsbDevice.IsOpen)
{
// If this is a "whole" usb device (libusb-win32, linux libusb-1.0)
// it exposes an IUsbDevice interface. If not (WinUSB) the
// 'wholeUsbDevice' variable will be null indicating this is
// an interface of a device; it does not require or support
// configuration and interface selection.
IUsbDevice wholeUsbDevice = MyUsbDevice as IUsbDevice;
if (!ReferenceEquals(wholeUsbDevice, null))
{
// Release interface #0.
wholeUsbDevice.ReleaseInterface(0);
}
MyUsbDevice.Close();
}
MyUsbDevice = null;
}
// Free usb resources
UsbDevice.Exit();
}
}
public static void Main(string[] args)
{
Error ec = Error.Success;
using (UsbContext context = new UsbContext())
{
try
{
UsbInterfaceInfo usbInterfaceInfo = null;
UsbEndpointInfo usbEndpointInfo = null;
// Find and open the usb device.
using (var regList = context.FindAll(MyUsbFinder))
{
if (regList.Count == 0)
{
throw new Exception("Device Not Found.");
}
// Look through all conected devices with this vid and pid until
// one is found that has and and endpoint that matches TRANFER_ENDPOINT.
//
foreach (var regDevice in regList)
{
if (regDevice.TryOpen())
{
if (regDevice.Configs.Count > 0)
{
// if TRANFER_ENDPOINT is 0x80 or 0x00, LookupEndpointInfo will return the
// first read or write (respectively).
if (UsbEndpointBase.LookupEndpointInfo(MyUsbDevice.Configs[0], TRANFER_ENDPOINT,
out usbInterfaceInfo, out usbEndpointInfo))
{
MyUsbDevice = regDevice.Clone();
MyUsbDevice.Open();
break;
}
regDevice.Close();
}
}
}
}
// If the device is open and ready
if (MyUsbDevice == null)
{
throw new Exception("Device Not Found.");
}
// If this is a "whole" usb device (libusb-win32, linux libusb-1.0)
// it exposes an IUsbDevice interface. If not (WinUSB) the
// 'wholeUsbDevice' variable will be null indicating this is
// an interface of a device; it does not require or support
// configuration and interface selection.
IUsbDevice wholeUsbDevice = MyUsbDevice as IUsbDevice;
if (!ReferenceEquals(wholeUsbDevice, null))
{
// This is a "whole" USB device. Before it can be used,
// the desired configuration and interface must be selected.
// Select config #1
wholeUsbDevice.SetConfiguration(1);
// Claim interface #0.
wholeUsbDevice.ClaimInterface(usbInterfaceInfo.Number);
}
// open read endpoint.
var reader = MyUsbDevice.OpenEndpointReader(
(ReadEndpointID)usbEndpointInfo.EndpointAddress,
0,
(EndpointType)(usbEndpointInfo.Attributes & 0x3));
if (ReferenceEquals(reader, null))
{
throw new Exception("Failed locating read endpoint.");
}
reader.Reset();
// The benchmark device firmware works with this example but it must be put into PC read mode.
#if IS_BENCHMARK_DEVICE
int transferred;
byte[] ctrlData = new byte[1];
UsbSetupPacket setTestTypePacket =
new UsbSetupPacket((byte)(UsbCtrlFlags.Direction_In | UsbCtrlFlags.Recipient_Device | UsbCtrlFlags.RequestType_Vendor),
0x0E, 0x01, usbInterfaceInfo.Number, 1);
transferred = MyUsbDevice.ControlTransfer(setTestTypePacket, ctrlData, 0, 1);
#endif
TRANFER_SIZE -= (TRANFER_SIZE % usbEndpointInfo.MaxPacketSize);
UsbTransferQueue transferQeue = new UsbTransferQueue(reader,
TRANFER_MAX_OUTSTANDING_IO,
TRANFER_SIZE,
5000,
usbEndpointInfo.MaxPacketSize);
do
{
UsbTransferQueue.Handle handle;
// Begin submitting transfers until TRANFER_MAX_OUTSTANDING_IO has benn reached.
// then wait for the oldest outstanding transfer to complete.
//
ec = transferQeue.Transfer(out handle);
if (ec != Error.Success)
{
throw new Exception("Failed getting async result");
}
// Show some information on the completed transfer.
showTransfer(handle, mTransferCount);
} while (mTransferCount++ < TRANSFER_COUNT);
// Cancels any oustanding transfers and free's the transfer queue handles.
// NOTE: A transfer queue can be reused after it's freed.
transferQeue.Free();
Console.WriteLine("\r\nDone!\r\n");
}
catch (Exception ex)
{
Console.WriteLine();
Console.WriteLine((ec != Error.Success ? ec + ":" : String.Empty) + ex.Message);
}
finally
{
if (MyUsbDevice != null)
{
if (MyUsbDevice.IsOpen)
{
// If this is a "whole" usb device (libusb-win32, linux libusb-1.0)
// it exposes an IUsbDevice interface. If not (WinUSB) the
// 'wholeUsbDevice' variable will be null indicating this is
// an interface of a device; it does not require or support
// configuration and interface selection.
IUsbDevice wholeUsbDevice = MyUsbDevice as IUsbDevice;
if (!ReferenceEquals(wholeUsbDevice, null))
{
// Release interface #0.
wholeUsbDevice.ReleaseInterface(0);
}
MyUsbDevice.Close();
}
MyUsbDevice = null;
}
// Wait for user input..
Console.ReadKey();
}
}
}
private void PollUSBDevice()
{
ErrorCode ec = ErrorCode.None;
UsbDevice MyUsbDevice = null;
UsbDeviceFinder MyUsbFinder = new UsbDeviceFinder(multimeter.VendorId, multimeter.ProductId);
UsbEndpointReader reader = null;
try
{
MyUsbDevice = UsbDevice.OpenUsbDevice(MyUsbFinder);
UsbEndpointInfo endpointInfo = null;
UsbInterfaceInfo usbInterfaceInfo = null;
if (UsbEndpointBase.LookupEndpointInfo(MyUsbDevice.Configs[0], UsbConstants.ENDPOINT_DIR_MASK, out usbInterfaceInfo, out endpointInfo) == false)
{
MyUsbDevice.Close();
MyUsbDevice = null;
}
if (MyUsbDevice == null)
{
Application.Current.Dispatcher.BeginInvoke(
new WriteConsolasDelegate(multimeter.WriteConsolas),
new object[] { "Can't find multimeter device!", "Error" });
}
IUsbDevice wholeUsbDevice = MyUsbDevice as IUsbDevice;
if (!ReferenceEquals(wholeUsbDevice, null))
{
wholeUsbDevice.SetConfiguration(1);
wholeUsbDevice.SetConfiguration(0);
wholeUsbDevice.SetConfiguration(1);
wholeUsbDevice.ClaimInterface(usbInterfaceInfo.Descriptor.InterfaceID);
}
UsbSetupPacket packetSettings = new UsbSetupPacket(0x21, 0x09, 0x0300, 0x0000, 0x0005);
byte[] buffer = { 0x60, 0x09, 0x00, 0x00, 0x03 };
int transferred = 0;
MyUsbDevice.ControlTransfer(ref packetSettings, buffer, 5, out transferred);
transferred = 0;
MyUsbDevice.ControlTransfer(ref packetSettings, buffer, 5, out transferred);
try
{
reader = MyUsbDevice.OpenEndpointReader((ReadEndpointID)endpointInfo.Descriptor.EndpointID, 0, (EndpointType)(endpointInfo.Descriptor.Attributes & 0x3));
}
catch (Exception e)
{
Application.Current.Dispatcher.BeginInvoke(
new WriteConsolasDelegate(multimeter.WriteConsolas),
new object[] { e.Message, "Error" });
}
Application.Current.Dispatcher.BeginInvoke(
new WriteConsolasDelegate(multimeter.WriteConsolas),
new object[] { String.Format("Starting read from device <{0}:{1}>.", multimeter.VendorId.ToString(), multimeter.ProductId.ToString()), "Log" });
while (ec == ErrorCode.None && !stopRequested)
{
if (fixRequested)
{
Application.Current.Dispatcher.BeginInvoke(new Action(() =>
{
CloseFix();
}));
transferred = 0;
MyUsbDevice.ControlTransfer(ref packetSettings, buffer, 5, out transferred);
transferred = 0;
MyUsbDevice.ControlTransfer(ref packetSettings, buffer, 5, out transferred);
transferred = 0;
MyUsbDevice.ControlTransfer(ref packetSettings, buffer, 5, out transferred);
Application.Current.Dispatcher.BeginInvoke(new Action(() =>
{
multimeter.WriteConsolas("Fix attempt ended.");
}));
}
byte[] readBuffer = new byte[8];
int bytesRead;
ec = reader.Read(readBuffer, 100, out bytesRead);
byte[] cloneBuffer = readBuffer;
Application.Current.Dispatcher.BeginInvoke(
new OneArgDelegate(HandleData),
new object[] { cloneBuffer });
}
}
catch (Exception ex)
{
try
{
Application.Current.Dispatcher.BeginInvoke(
new WriteConsolasDelegate(multimeter.WriteConsolas),
new object[] { ex.Message, "Error" });
}
catch (Exception e)
{
}
}
finally
{
Application.Current.Dispatcher.BeginInvoke(
new WriteConsolasDelegate(multimeter.WriteConsolas),
new object[] { "Stopping read. " + ec.ToString(), "Log" });
if (reader != null)
{
reader.Abort();
}
if (MyUsbDevice != null)
{
if (MyUsbDevice.IsOpen)
{
IUsbDevice wholeUsbDevice = MyUsbDevice as IUsbDevice;
if (!ReferenceEquals(wholeUsbDevice, null))
{
wholeUsbDevice.ReleaseInterface(0);
}
MyUsbDevice.Close();
}
MyUsbDevice = null;
try
{
UsbDevice.Exit();
}
catch (Exception e)
{
Application.Current.Dispatcher.BeginInvoke(
new WriteConsolasDelegate(multimeter.WriteConsolas),
new object[] { e.Message, "Error" });
}
}
}
}
/// <summary>
/// Get Endpoint reader
/// </summary>
/// <returns></returns>
private static UsbEndpointReader GetReader(out UsbDevice MyUsbDevice, out int interfaceID)
{
UsbDeviceFinder MyUsbFinder = new UsbDeviceFinder(0x1915, 0x7B);
// Find and open the usb device.
UsbRegDeviceList regList = UsbDevice.AllDevices.FindAll(MyUsbFinder);
if (regList.Count == 0)
{
throw new Exception("No receiver devices found.\r\n");
}
UsbInterfaceInfo usbInterfaceInfo = null;
UsbEndpointInfo usbEndpointInfo = null;
MyUsbDevice = null;
// Look through all conected devices with this vid and pid until
// one is found that has and and endpoint that matches TRANFER_ENDPOINT.
//
foreach (UsbRegistry regDevice in regList)
{
if (regDevice.Open(out MyUsbDevice))
{
if (MyUsbDevice.Configs.Count > 0)
{
// if TRANFER_ENDPOINT is 0x80 or 0x00, LookupEndpointInfo will return the
// first read or write (respectively).
if (UsbEndpointBase.LookupEndpointInfo(MyUsbDevice.Configs[0], 0x88,//TRANSFER_ENDPOINT,
out usbInterfaceInfo, out usbEndpointInfo))
{
break;
}
MyUsbDevice.Close();
MyUsbDevice = null;
}
}
}
// If the device is open and ready
if (MyUsbDevice == null)
{
throw new Exception("Receiver device was found, but did not have the correct endpoint address.\r\n");
}
// If this is a "whole" usb device (libusb-win32, linux libusb-1.0)
// it exposes an IUsbDevice interface. If not (WinUSB) the
// 'wholeUsbDevice' variable will be null indicating this is
// an interface of a device; it does not require or support
// configuration and interface selection.
IUsbDevice wholeUsbDevice = MyUsbDevice as IUsbDevice;
if (!ReferenceEquals(wholeUsbDevice, null))
{
// This is a "whole" USB device. Before it can be used,
// the desired configuration and interface must be selected.
// Select config #1
wholeUsbDevice.SetConfiguration(1);
wholeUsbDevice.ClaimInterface(usbInterfaceInfo.Descriptor.InterfaceID);
}
else
{
throw new Exception("Could not find Penny receiver device");
}
interfaceID = usbInterfaceInfo.Descriptor.InterfaceID;
// open read endpoint.
UsbEndpointReader reader = MyUsbDevice.OpenEndpointReader(
(ReadEndpointID)usbEndpointInfo.Descriptor.EndpointID,
0,
(EndpointType)(usbEndpointInfo.Descriptor.Attributes & 0x3));
if (ReferenceEquals(reader, null))
{
throw new Exception("Failed to locate read endpoint for JAGA Penny receiver.\r\n");
}
reader.Reset();
return(reader);
}
public bool Connect()
{
if (IsConnected)
{
throw new Exception("Attempted to Connect an already connected connection.");
}
// There should be only one config, but whatevs.
foreach (var config in usbDevice.Configs)
{
foreach (var interfaceInfo in config.InterfaceInfoList)
{
foreach (var endpointInfo in interfaceInfo.EndpointInfoList)
{
if ((readInterfaceInfo == null && readEndpointInfo == null) &&
Config.USB_READ_ENDPOINT_ADDRESSES.Contains(endpointInfo.Descriptor.EndpointID))
{
readInterfaceInfo = interfaceInfo;
readEndpointInfo = endpointInfo;
}
if ((writeInterfaceInfo == null && writeEndpointInfo == null) &&
Config.USB_WRITE_ENDPOINT_ADDRESSES.Contains(endpointInfo.Descriptor.EndpointID))
{
writeInterfaceInfo = interfaceInfo;
writeEndpointInfo = endpointInfo;
}
}
}
}
if (readEndpointInfo == null)
{
throw new Exception("Failed to locate read endpoint.");
}
if (writeEndpointInfo == null)
{
throw new Exception("Failed to locate write endpoint.");
}
if (writeInterfaceInfo.Descriptor.InterfaceID != readInterfaceInfo.Descriptor.InterfaceID)
{
throw new Exception("Read and write endpoints must be on the same interface.");
}
endpointReader = usbDevice.OpenEndpointReader(
(ReadEndpointID)readEndpointInfo.Descriptor.EndpointID,
readEndpointInfo.Descriptor.MaxPacketSize,
(EndpointType)(readEndpointInfo.Descriptor.Attributes & 0x03));
endpointReader.ReadThreadPriority = ThreadPriority.AboveNormal;
endpointReader.DataReceivedEnabled = true;
endpointReader.DataReceived -= EndpointReader_DataReceived;
endpointReader.DataReceived += EndpointReader_DataReceived;
endpointWriter = usbDevice.OpenEndpointWriter(
(WriteEndpointID)writeEndpointInfo.Descriptor.EndpointID,
(EndpointType)(writeEndpointInfo.Descriptor.Attributes & 0x03));
return(true);
}
private void Form1_Load(object sender, EventArgs e)
{
UsbRegDeviceList allDevices = UsbDevice.AllDevices;
foreach (UsbRegistry usbRegistry in allDevices)
{
if (usbRegistry.Open(out MyUsbDevice))
{
logBox.AppendText(MyUsbDevice.Info.ToString());
for (int iConfig = 0; iConfig < MyUsbDevice.Configs.Count; iConfig++)
{
UsbConfigInfo configInfo = MyUsbDevice.Configs[iConfig];
logBox.AppendText(configInfo.ToString());
ReadOnlyCollection <UsbInterfaceInfo> interfaceList = configInfo.InterfaceInfoList;
for (int iInterface = 0; iInterface < interfaceList.Count; iInterface++)
{
UsbInterfaceInfo interfaceInfo = interfaceList[iInterface];
logBox.AppendText(interfaceInfo.ToString());
ReadOnlyCollection <UsbEndpointInfo> endpointList = interfaceInfo.EndpointInfoList;
for (int iEndpoint = 0; iEndpoint < endpointList.Count; iEndpoint++)
{
logBox.AppendText(endpointList[iEndpoint].ToString());
}
}
}
}
}
try
{
UsbDeviceFinder MyUsbFinder = new UsbDeviceFinder(0x0483, 0x5750);
MyUsbDevice = UsbDevice.OpenUsbDevice(MyUsbFinder);
if (MyUsbDevice == null)
{
throw new Exception("Device Not Found.");
}
IUsbDevice wholeUsbDevice = MyUsbDevice as IUsbDevice;
if (!ReferenceEquals(wholeUsbDevice, null))
{
// Select config #1
wholeUsbDevice.SetConfiguration(1);
// Claim interface #0.
wholeUsbDevice.ClaimInterface(0);
}
reader = MyUsbDevice.OpenEndpointReader(ReadEndpointID.Ep01, 8, EndpointType.Interrupt);
writer = MyUsbDevice.OpenEndpointWriter(WriteEndpointID.Ep01, EndpointType.Interrupt);
reader.DataReceived += (OnRxEndPointData);
reader.DataReceivedEnabled = true;
USBcmdTimer.Start();
}
catch (Exception ex)
{
logBox.AppendText("\r\n");
logBox.AppendText((ec != ErrorCode.None ? ec + ":" : String.Empty) + ex.Message);
}
}
/// <summary>
/// Gets all USB devices that match the vendor id and product id passed in.
/// </summary>
/// <param name="vendorIdFilter"></param>
/// <param name="productIdFilter"></param>
/// <returns></returns>
private List <UsbDevice> GetDevices(ushort vendorIdFilter, ushort productIdFilter)
{
List <UsbDevice> matchingDevices = new List <UsbDevice>();
// get all the devices in the USB Registry
UsbRegDeviceList devices = UsbDevice.AllDevices;
// loop through all the devices
foreach (UsbRegistry usbRegistry in devices)
{
// try and open the device to get info
if (usbRegistry.Open(out UsbDevice device))
{
// Filters
// string BS because of [this](https://github.com/LibUsbDotNet/LibUsbDotNet/issues/91) bug.
ushort vendorID = ushort.Parse(device.Info.Descriptor.VendorID.ToString("x"), System.Globalization.NumberStyles.AllowHexSpecifier);
ushort productID = ushort.Parse(device.Info.Descriptor.ProductID.ToString("x"), System.Globalization.NumberStyles.AllowHexSpecifier);
if (vendorIdFilter != 0 && vendorID != vendorIdFilter)
{
continue;
}
if (productIdFilter != 0 && productID != productIdFilter)
{
continue;
}
// Check for the DFU descriptor in the
// get the configs
for (int iConfig = 0; iConfig < device.Configs.Count; iConfig++)
{
UsbConfigInfo configInfo = device.Configs[iConfig];
// get the interfaces
ReadOnlyCollection <UsbInterfaceInfo> interfaceList = configInfo.InterfaceInfoList;
// loop through the interfaces
for (int iInterface = 0; iInterface < interfaceList.Count; iInterface++)
{
// shortcut
UsbInterfaceInfo interfaceInfo = interfaceList[iInterface];
// if it's a DFU device, we want to grab the DFU descriptor
// have to string compare because 0xfe isn't defined in `ClassCodeType`
if (interfaceInfo.Descriptor.Class.ToString("x").ToLower() != "fe" || interfaceInfo.Descriptor.SubClass != 0x1)
{
// interface doesn't support DFU
}
// we should also be getting the DFU descriptor
// which describes the DFU parameters like speed and
// flash size. However, it's missing from LibUsbDotNet
// the Dfu descriptor is supposed to be 0x21
//// get the custom descriptor
//var dfuDescriptor = interfaceInfo.CustomDescriptors[0x21];
//if (dfuDescriptor != null) {
// // add the matching device
// matchingDevices.Add(device);
//}
}
}
// add the matching device
matchingDevices.Add(device);
// cleanup
device.Close();
}
}
return(matchingDevices);
}
/// <summary>
/// Used for debug, enumerates all USB devices and their info to the console.
/// </summary>
public void ConsoleOutUsbInfo()
{
UsbRegDeviceList devices = UsbDevice.AllDevices;
Debug.WriteLine($"Device Count: {devices.Count}");
// loop through all the devices in the registry
foreach (UsbRegistry usbRegistry in devices)
{
// try and open the device to get info
if (usbRegistry.Open(out UsbDevice device))
{
//Debug.WriteLine($"Device.Info: {device.Info.ToString()}");
Debug.WriteLine("-----------------------------------------------");
Debug.WriteLine($"Found device: {device.Info.ProductString}, by {device.Info.ManufacturerString}, serial: {device.Info.SerialString}");
Debug.WriteLine($" VendordID: 0x{device.Info.Descriptor.VendorID.ToString("x4")}, ProductID: 0x{device.Info.Descriptor.ProductID.ToString("x4")}");
Debug.WriteLine($" Config count: {device.Configs.Count}");
for (int iConfig = 0; iConfig < device.Configs.Count; iConfig++)
{
UsbConfigInfo configInfo = device.Configs[iConfig];
// get the interfaces
ReadOnlyCollection <UsbInterfaceInfo> interfaceList = configInfo.InterfaceInfoList;
// loop through the interfaces
for (int iInterface = 0; iInterface < interfaceList.Count; iInterface++)
{
UsbInterfaceInfo interfaceInfo = interfaceList[iInterface];
Debug.WriteLine($" Found Interface: {interfaceInfo.InterfaceString}, w/following descriptors: {{");
Debug.WriteLine($" Descriptor Type: {interfaceInfo.Descriptor.DescriptorType}");
Debug.WriteLine($" Interface ID: 0x{interfaceInfo.Descriptor.InterfaceID.ToString("x")}");
Debug.WriteLine($" Alternate ID: 0x{interfaceInfo.Descriptor.AlternateID.ToString("x")}");
Debug.WriteLine($" Class: 0x{interfaceInfo.Descriptor.Class.ToString("x")}");
Debug.WriteLine($" SubClass: 0x{interfaceInfo.Descriptor.SubClass.ToString("x")}");
Debug.WriteLine($" Protocol: 0x{interfaceInfo.Descriptor.Protocol.ToString("x")}");
Debug.WriteLine($" String Index: {interfaceInfo.Descriptor.StringIndex}");
Debug.WriteLine($" }}");
if (interfaceInfo.Descriptor.Class.ToString("x").ToLower() != "fe" || interfaceInfo.Descriptor.SubClass != 0x1)
{
Debug.WriteLine("Not a DFU device");
}
else
{
Debug.WriteLine("DFU Device");
}
// TODO: we really should be looking for the DFU descriptor:
// (note this code comes from our binding of LibUsb in DFU-sharp, so the API is different.
//// get the descriptor for the interface
//var dfu_descriptor = FindDescriptor(
// interface_descriptor.Extra,
// interface_descriptor.Extra_length,
// (byte)Consts.USB_DT_DFU);
//foreach (var cd in interfaceInfo.CustomDescriptors) {
// Debug.WriteLine($"Custom Descriptor: { System.Text.Encoding.ASCII.GetChars(cd).ToString() }");
//}
// get the endpoints
ReadOnlyCollection <UsbEndpointInfo> endpointList = interfaceInfo.EndpointInfoList;
for (int iEndpoint = 0; iEndpoint < endpointList.Count; iEndpoint++)
{
Debug.WriteLine($"endpointList[{ iEndpoint}]: {endpointList[iEndpoint].ToString()}");
}
}
}
device.Close();
Debug.WriteLine("-----------------------------------------------");
}
}
//UsbDevice.Exit();
}
private bool openAsTestDevice(UsbRegistry usbRegistry)
{
if (!ReferenceEquals(mUsbDevice, null))
{
closeTestDevice(mUsbDevice);
}
mUsbDevice = null;
try
{
if (usbRegistry.Open(out mUsbDevice))
{
UsbInterfaceInfo readInterfaceInfo;
UsbInterfaceInfo writeInterfaceInfo;
UsbDevice.UsbErrorEvent += OnUsbError;
if (!UsbEndpointBase.LookupEndpointInfo(mUsbDevice.Configs[0],
0x80,
out readInterfaceInfo,
out mReadEndpointInfo))
{
throw new Exception("failed locating read endpoint.");
}
mBenchMarkParameters.BufferSize -= (mBenchMarkParameters.BufferSize % (mReadEndpointInfo.Descriptor.MaxPacketSize));
if (!UsbEndpointBase.LookupEndpointInfo(mUsbDevice.Configs[0],
0x00,
out writeInterfaceInfo,
out mWriteEndpointInfo))
{
throw new Exception("failed locating write endpoint.");
}
if (((mWriteEndpointInfo.Descriptor.Attributes & 3) == (int)EndpointType.Isochronous) ||
((mReadEndpointInfo.Descriptor.Attributes & 3) == (int)EndpointType.Isochronous))
{
throw new Exception("buenchmark GUI application does not support ISO endpoints. Use BenchmarkCon instead.");
}
mBenchMarkParameters.BufferSize -= (mBenchMarkParameters.BufferSize % (mWriteEndpointInfo.Descriptor.MaxPacketSize));
if (writeInterfaceInfo.Descriptor.InterfaceID != readInterfaceInfo.Descriptor.InterfaceID)
{
throw new Exception("read/write endpoints must be on the same interface.");
}
mEP1Reader = mUsbDevice.OpenEndpointReader(
(ReadEndpointID)mReadEndpointInfo.Descriptor.EndpointID,
mBenchMarkParameters.BufferSize,
(EndpointType)(mReadEndpointInfo.Descriptor.Attributes & 3));
mEP1Writer = mUsbDevice.OpenEndpointWriter(
(WriteEndpointID)mWriteEndpointInfo.Descriptor.EndpointID,
(EndpointType)(mWriteEndpointInfo.Descriptor.Attributes & 3));
mInterfaceInfo = writeInterfaceInfo;
mEP1Reader.ReadThreadPriority = mBenchMarkParameters.Priority;
mEP1Reader.DataReceived += OnDataReceived;
makeTestBytes(out loopTestBytes, mBenchMarkParameters.BufferSize);
// If this is a "whole" usb device (libusb-win32, linux libusb)
// it will have an IUsbDevice interface. If not (WinUSB) the
// variable will be null indicating this is an interface of a
// device.
IUsbDevice wholeUsbDevice = mUsbDevice as IUsbDevice;
if (!ReferenceEquals(wholeUsbDevice, null))
{
// This is a "whole" USB device. Before it can be used,
// the desired configuration and interface must be selected.
// Select config #1
wholeUsbDevice.SetConfiguration(1);
// Claim interface #0.
wholeUsbDevice.ClaimInterface(mInterfaceInfo.Descriptor.InterfaceID);
}
return(true);
}
}
catch (Exception ex)
{
SetStatus(ex.Message, true);
}
if (!ReferenceEquals(mUsbDevice, null))
{
try
{
closeTestDevice(mUsbDevice);
}
finally
{
mUsbDevice = null;
mEP1Reader = null;
mEP1Writer = null;
}
}
return(false);
}