| public abstract Open ( UsbDevice &usbDevice ) : bool | ||
| usbDevice | UsbDevice | The newly created UsbDevice. |
| return | bool | |
private void addDevice(UsbRegistry deviceReg, string display)
{
if (!deviceReg.Open(out mUsbDevice)) return;
mUsbRegistry = deviceReg;
TreeNode tvDevice = tvInfo.Nodes.Add(display);
string[] sDeviceAdd = mUsbDevice.Info.ToString().Split(new char[] {'\r', '\n'}, StringSplitOptions.RemoveEmptyEntries);
foreach (string s in sDeviceAdd)
tvDevice.Nodes.Add(s);
foreach (UsbConfigInfo cfgInfo in mUsbDevice.Configs)
{
TreeNode tvConfig = tvDevice.Nodes.Add("Config " + cfgInfo.Descriptor.ConfigID);
string[] sCfgAdd = cfgInfo.ToString().Split(new char[] {'\r', '\n'}, StringSplitOptions.RemoveEmptyEntries);
foreach (string s in sCfgAdd)
tvConfig.Nodes.Add(s);
TreeNode tvInterfaces = tvConfig; //.Nodes.Add("Interfaces");
foreach (UsbInterfaceInfo interfaceInfo in cfgInfo.InterfaceInfoList)
{
TreeNode tvInterface =
tvInterfaces.Nodes.Add("Interface [" + interfaceInfo.Descriptor.InterfaceID + "," + interfaceInfo.Descriptor.AlternateID + "]");
string[] sInterfaceAdd = interfaceInfo.ToString().Split(new char[] {'\r', '\n'}, StringSplitOptions.RemoveEmptyEntries);
foreach (string s in sInterfaceAdd)
tvInterface.Nodes.Add(s);
TreeNode tvEndpoints = tvInterface; //.Nodes.Add("Endpoints");
foreach (UsbEndpointInfo endpointInfo in interfaceInfo.EndpointInfoList)
{
TreeNode tvEndpoint = tvEndpoints.Nodes.Add("Endpoint 0x" + (endpointInfo.Descriptor.EndpointID).ToString("X2"));
string[] sEndpointAdd = endpointInfo.ToString().Split(new char[] {'\r', '\n'}, StringSplitOptions.RemoveEmptyEntries);
foreach (string s in sEndpointAdd)
tvEndpoint.Nodes.Add(s);
}
}
}
mUsbDevice.Close();
}
private static StringBuilder getDescriptorReport(UsbRegistry usbRegistry)
{
UsbDevice usbDevice;
StringBuilder sbReport = new StringBuilder();
if (!usbRegistry.Open(out usbDevice)) return sbReport;
sbReport.AppendLine(string.Format("{0} OSVersion:{1} LibUsbDotNet Version:{2} DriverMode:{3}", usbRegistry.FullName, UsbDevice.OSVersion, LibUsbDotNetVersion, usbDevice.DriverMode));
sbReport.AppendLine(usbDevice.Info.ToString("",UsbDescriptor.ToStringParamValueSeperator,UsbDescriptor.ToStringFieldSeperator));
foreach (UsbConfigInfo cfgInfo in usbDevice.Configs)
{
sbReport.AppendLine(string.Format("CONFIG #{1}\r\n{0}", cfgInfo.ToString("", UsbDescriptor.ToStringParamValueSeperator, UsbDescriptor.ToStringFieldSeperator), cfgInfo.Descriptor.ConfigID));
foreach (UsbInterfaceInfo interfaceInfo in cfgInfo.InterfaceInfoList)
{
sbReport.AppendLine(string.Format("INTERFACE ({1},{2})\r\n{0}", interfaceInfo.ToString("", UsbDescriptor.ToStringParamValueSeperator, UsbDescriptor.ToStringFieldSeperator), interfaceInfo.Descriptor.InterfaceID, interfaceInfo.Descriptor.AlternateID));
foreach (UsbEndpointInfo endpointInfo in interfaceInfo.EndpointInfoList)
{
sbReport.AppendLine(string.Format("ENDPOINT 0x{1:X2}\r\n{0}", endpointInfo.ToString("", UsbDescriptor.ToStringParamValueSeperator, UsbDescriptor.ToStringFieldSeperator), endpointInfo.Descriptor.EndpointID));
}
}
}
usbDevice.Close();
return sbReport;
}
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;
}
