Mercurial > hg > ucis.core
annotate USBLib/Communication/LibUsbDotNet.cs @ 60:3424fa5a12c9
Updated Windows USB enumeration classes and VBoxUSB backend
| author | Ivo Smits <Ivo@UCIS.nl> |
|---|---|
| date | Sat, 12 Oct 2013 16:35:24 +0200 |
| parents | a9c4fed19e99 |
| children | 2b24666cd759 |
| rev | line source |
|---|---|
| 21 | 1 ???using System; |
| 22 | 2 using System.Collections.Generic; |
| 21 | 3 using System.Collections.ObjectModel; |
| 22 | 4 using System.IO; |
| 21 | 5 using System.Runtime.InteropServices; |
| 22 | 6 using System.Text; |
| 21 | 7 using System.Threading; |
| 22 | 8 using LibUsbDotNet.Descriptors; |
| 9 using LibUsbDotNet.Info; | |
| 21 | 10 using LibUsbDotNet.Main; |
| 11 using UCIS.USBLib.Communication; | |
| 12 using LibUsb0Registry = UCIS.USBLib.Communication.LibUsb.LibUsb0Registry; | |
| 13 using LibUsb1Registry = UCIS.USBLib.Communication.LibUsb1.LibUsb1Registry; | |
| 14 using nIUsbDevice = UCIS.USBLib.Communication.IUsbDevice; | |
| 15 using nIUsbInterface = UCIS.USBLib.Communication.IUsbInterface; | |
| 16 using WinUsbRegistry = UCIS.USBLib.Communication.WinUsb.WinUsbRegistry; | |
|
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17 using USBIORegistry = UCIS.USBLib.Communication.USBIO.USBIORegistry; |
| 21 | 18 |
| 19 namespace LibUsbDotNet { | |
| 20 public class UsbDevice : IUsbDevice { | |
| 21 public nIUsbInterface Device { get; private set; } | |
| 22 public UsbDevice(nIUsbInterface dev) { | |
|
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Updated Windows USB enumeration classes and VBoxUSB backend
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23 if (dev == null) throw new ArgumentNullException("dev"); |
| 21 | 24 Device = dev; |
| 25 } | |
| 26 public bool GetDescriptor(byte descriptorType, byte index, short langId, Byte[] buffer, int bufferLength, out int transferLength) { | |
| 27 try { | |
| 28 transferLength = Device.GetDescriptor(descriptorType, index, langId, buffer, 0, bufferLength); | |
| 29 return true; | |
| 30 } catch { | |
| 31 transferLength = 0; | |
| 32 return false; | |
| 33 } | |
| 34 } | |
| 35 public bool ControlTransfer(ref UsbSetupPacket setupPacket, Byte[] buffer, int bufferLength, out int lengthTransferred) { | |
| 36 if ((setupPacket.RequestType & 128) != 0) { | |
| 37 lengthTransferred = Device.ControlRead((UsbControlRequestType)setupPacket.RequestType, setupPacket.Request, setupPacket.Value, setupPacket.Index, buffer, 0, bufferLength); | |
| 38 } else { | |
| 39 lengthTransferred = Device.ControlWrite((UsbControlRequestType)setupPacket.RequestType, setupPacket.Request, setupPacket.Value, setupPacket.Index, buffer, 0, bufferLength); | |
| 40 } | |
| 41 return true; | |
| 42 } | |
| 43 public DriverModeType DriverMode { get { return DriverModeType.Unknown; } } | |
| 44 public enum DriverModeType { | |
| 45 Unknown, | |
| 46 LibUsb, | |
| 47 WinUsb, | |
| 48 MonoLibUsb, | |
| 49 LibUsbWinBack | |
| 50 } | |
| 51 public UsbEndpointWriter OpenEndpointWriter(WriteEndpointID writeEndpointID, EndpointType endpointType) { | |
| 52 return new UsbEndpointWriter(Device, (Byte)writeEndpointID, endpointType); | |
| 53 } | |
| 54 public UsbEndpointReader OpenEndpointReader(ReadEndpointID readEndpointID, int buffersize, EndpointType endpointType) { | |
| 55 UsbEndpointReader reader = new UsbEndpointReader(Device, (Byte)readEndpointID, endpointType); | |
| 56 reader.ReadBufferSize = buffersize; | |
| 57 return reader; | |
| 58 } | |
| 59 public void Close() { | |
| 60 Device.Dispose(); | |
| 61 } | |
| 62 public UsbDeviceInfo Info { get { return new UsbDeviceInfo(this); } } | |
| 63 public static IList<UsbRegistry> AllDevices { | |
| 64 get { | |
| 65 List<UsbRegistry> list = new List<UsbRegistry>(); | |
| 66 if (Environment.OSVersion.Platform == PlatformID.Win32NT) { | |
| 67 foreach (IUsbDeviceRegistry reg in WinUsbRegistry.DeviceList) list.Add(new UsbRegistry(reg)); | |
| 68 foreach (IUsbDeviceRegistry reg in LibUsb0Registry.DeviceList) list.Add(new UsbRegistry(reg)); | |
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69 foreach (IUsbDeviceRegistry reg in USBIORegistry.DeviceList) list.Add(new UsbRegistry(reg)); |
| 21 | 70 } else { |
| 71 foreach (IUsbDeviceRegistry reg in LibUsb1Registry.DeviceList) list.Add(new UsbRegistry(reg)); | |
| 72 } | |
| 73 return list; | |
| 74 } | |
| 75 } | |
| 76 private SafeHandle Handle { get { return null; } } | |
| 77 public bool SetConfiguration(byte config) { | |
| 78 nIUsbDevice dev = Device as nIUsbDevice; | |
| 79 if (dev == null) return false; | |
| 80 try { | |
| 81 dev.Configuration = config; | |
| 82 return true; | |
| 83 } catch { | |
| 84 return false; | |
| 85 } | |
| 86 } | |
| 87 public bool ClaimInterface(int interfaceID) { | |
| 88 nIUsbDevice dev = Device as nIUsbDevice; | |
| 89 if (dev == null) return false; | |
| 90 try { | |
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91 if (dev.Configuration == 0) dev.Configuration = 1; |
| 21 | 92 dev.ClaimInterface(interfaceID); |
| 93 return true; | |
| 94 } catch { | |
| 95 return false; | |
| 96 } | |
| 97 } | |
| 98 public bool ReleaseInterface(int interfaceID) { | |
| 99 nIUsbDevice dev = Device as nIUsbDevice; | |
| 100 if (dev == null) return false; | |
| 101 try { | |
| 102 dev.ReleaseInterface(interfaceID); | |
| 103 return true; | |
| 104 } catch { | |
| 105 return false; | |
| 106 } | |
| 107 } | |
| 108 public IList<UsbConfigInfo> Configs { | |
| 109 get { | |
| 110 List<UsbConfigInfo> rtnConfigs = new List<UsbConfigInfo>(); | |
| 111 byte[] cfgBuffer = new byte[UsbConstants.MAX_CONFIG_SIZE]; | |
| 112 int iConfigs = Info.Descriptor.ConfigurationCount; | |
| 113 for (int iConfig = 0; iConfig < iConfigs; iConfig++) { | |
| 114 int iBytesTransmitted; | |
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115 if (!GetDescriptor((byte)UsbDescriptorType.Configuration, (byte)iConfig, 0, cfgBuffer, cfgBuffer.Length, out iBytesTransmitted)) |
| 21 | 116 throw new Exception("Could not read configuration descriptor"); |
| 117 if (iBytesTransmitted < UsbConfigDescriptor.Size || cfgBuffer[1] != (byte)UsbDescriptorType.Configuration) | |
| 118 throw new Exception("GetDeviceConfigs: USB config descriptor is invalid."); | |
| 119 UsbConfigDescriptor configDescriptor = new UsbConfigDescriptor(); | |
| 120 Helper.BytesToObject(cfgBuffer, 0, Math.Min(UsbConfigDescriptor.Size, cfgBuffer[0]), configDescriptor); | |
| 121 if (configDescriptor.TotalLength != iBytesTransmitted) throw new Exception("GetDeviceConfigs: USB config descriptor length doesn't match the length received."); | |
| 122 List<byte[]> rawDescriptorList = new List<byte[]>(); | |
| 123 int iRawLengthPosition = configDescriptor.Length; | |
| 124 while (iRawLengthPosition < configDescriptor.TotalLength) { | |
| 125 byte[] rawDescriptor = new byte[cfgBuffer[iRawLengthPosition]]; | |
| 126 if (iRawLengthPosition + rawDescriptor.Length > iBytesTransmitted) throw new Exception("Descriptor length is out of range."); | |
| 127 Array.Copy(cfgBuffer, iRawLengthPosition, rawDescriptor, 0, rawDescriptor.Length); | |
| 128 rawDescriptorList.Add(rawDescriptor); | |
| 129 iRawLengthPosition += rawDescriptor.Length; | |
| 130 } | |
| 131 rtnConfigs.Add(new UsbConfigInfo(this, configDescriptor, ref rawDescriptorList)); | |
| 132 } | |
| 133 return rtnConfigs; | |
| 134 } | |
| 135 } | |
| 136 } | |
| 137 public interface IUsbDevice { | |
| 138 bool SetConfiguration(byte config); | |
| 139 bool ClaimInterface(int interfaceID); | |
| 140 bool ReleaseInterface(int interfaceID); | |
| 141 } | |
| 142 public class UsbEndpointWriter : IDisposable { | |
| 143 public nIUsbInterface Device { get; private set; } | |
| 144 public Byte EndpointID { get; private set; } | |
| 145 public EndpointType EndpointType { get; private set; } | |
| 146 public Byte EpNum { get { return EndpointID; } } | |
| 147 public UsbEndpointWriter(nIUsbInterface dev, byte epid, EndpointType eptype) { | |
| 148 Device = dev; | |
| 149 EndpointID = epid; | |
| 150 EndpointType = eptype; | |
| 151 } | |
| 152 public ErrorCode Write(byte[] buffer, int offset, int count, int timeout, out int transferLength) { | |
| 153 switch (EndpointType) { | |
| 154 case EndpointType.Bulk: transferLength = Device.BulkWrite(EndpointID, buffer, offset, count); break; | |
| 155 case EndpointType.Interrupt: transferLength = Device.InterruptWrite(EndpointID, buffer, offset, count); break; | |
| 156 default: transferLength = 0; return ErrorCode.Error; | |
| 157 } | |
| 158 return ErrorCode.Ok; | |
| 159 } | |
| 160 public void Dispose() { } | |
| 161 } | |
| 162 public class UsbEndpointReader : IDisposable { | |
| 163 public nIUsbInterface Device { get; private set; } | |
| 164 public Byte EndpointID { get; private set; } | |
| 165 public EndpointType EndpointType { get; private set; } | |
| 166 public Byte EpNum { get { return EndpointID; } } | |
| 167 public int ReadBufferSize { get; set; } | |
| 168 | |
| 169 public UsbEndpointReader(nIUsbInterface dev, byte epid, EndpointType eptype) { | |
| 170 Device = dev; | |
| 171 EndpointID = epid; | |
| 172 EndpointType = eptype; | |
| 173 ReadBufferSize = 4096; | |
| 174 } | |
| 175 public ErrorCode Read(byte[] buffer, int offset, int count, int timeout, out int transferLength) { | |
| 176 switch (EndpointType) { | |
| 177 case EndpointType.Bulk: transferLength = Device.BulkRead(EndpointID, buffer, offset, count); break; | |
| 178 case EndpointType.Interrupt: transferLength = Device.InterruptRead(EndpointID, buffer, offset, count); break; | |
| 179 default: transferLength = 0; return ErrorCode.Error; | |
| 180 } | |
| 181 return ErrorCode.Ok; | |
| 182 } | |
| 183 public void Dispose() { DataReceivedEnabled = false; } | |
| 184 | |
| 185 private bool mDataReceivedEnabled; | |
| 186 private Thread mReadThread; | |
| 187 | |
| 188 public virtual bool DataReceivedEnabled { | |
| 189 get { return mDataReceivedEnabled; } | |
| 190 set { | |
| 191 if (value != mDataReceivedEnabled) { | |
| 192 if (mDataReceivedEnabled) { | |
| 193 mReadThread.Abort(); | |
| 194 } else { | |
| 195 mDataReceivedEnabled = true; | |
| 196 mReadThread = new Thread(ReadDataProcess); | |
| 197 mReadThread.Start(); | |
| 198 } | |
| 199 } | |
| 200 } | |
| 201 } | |
| 202 | |
| 203 private void ReadDataProcess(object state) { | |
| 204 byte[] buffer = new byte[ReadBufferSize]; | |
| 205 try { | |
| 206 while (mDataReceivedEnabled) { | |
| 207 int transferLength; | |
| 208 Read(buffer, 0, buffer.Length, -1, out transferLength); | |
| 209 EventHandler<EndpointDataEventArgs> eh = DataReceived; | |
| 210 if (!ReferenceEquals(eh, null)) eh(this, new EndpointDataEventArgs(buffer, transferLength)); | |
| 211 } | |
| 212 } catch (Exception ex) { | |
| 213 if (ReadError != null) ReadError(this, new ErrorEventArgs(ex)); | |
| 214 } finally { | |
| 215 mDataReceivedEnabled = false; | |
| 216 } | |
| 217 } | |
| 218 | |
| 219 public event EventHandler<EndpointDataEventArgs> DataReceived; | |
| 220 public event ErrorEventHandler ReadError; | |
| 221 } | |
| 222 } | |
| 223 namespace LibUsbDotNet.Main { | |
| 224 public static class UsbConstants { | |
| 225 public const int MAX_CONFIG_SIZE = 4096; | |
| 226 public const int MAX_DEVICES = 128; | |
| 227 public const int MAX_ENDPOINTS = 32; | |
| 228 public const byte ENDPOINT_DIR_MASK = 0x80; | |
| 229 public const byte ENDPOINT_NUMBER_MASK = 0xf; | |
| 230 } | |
| 231 public static class Helper { | |
| 232 public static void BytesToObject(byte[] sourceBytes, int iStartIndex, int iLength, object destObject) { | |
| 233 GCHandle gch = GCHandle.Alloc(destObject, GCHandleType.Pinned); | |
| 234 IntPtr ptrDestObject = gch.AddrOfPinnedObject(); | |
| 235 Marshal.Copy(sourceBytes, iStartIndex, ptrDestObject, iLength); | |
| 236 gch.Free(); | |
| 237 } | |
| 238 public static string ToString(string sep0, string[] names, string sep1, object[] values, string sep2) { | |
| 239 StringBuilder sb = new StringBuilder(); | |
| 240 for (int i = 0; i < names.Length; i++) sb.Append(sep0 + names[i] + sep1 + values[i] + sep2); | |
| 241 return sb.ToString(); | |
| 242 } | |
| 243 } | |
| 244 public class EndpointDataEventArgs : EventArgs { | |
| 245 internal EndpointDataEventArgs(byte[] bytes, int size) { | |
| 246 Buffer = bytes; | |
| 247 Count = size; | |
| 248 } | |
| 249 public byte[] Buffer { get; private set; } | |
| 250 public int Count { get; private set; } | |
| 251 } | |
| 252 [StructLayout(LayoutKind.Sequential, Pack = 1)] | |
| 253 public struct UsbSetupPacket { | |
| 254 public byte RequestType; | |
| 255 public byte Request; | |
| 256 public short Value; | |
| 257 public short Index; | |
| 258 public short Length; | |
| 259 public UsbSetupPacket(byte requestType, byte request, short value, short index, short length) { | |
| 260 RequestType = requestType; | |
| 261 Request = request; | |
| 262 Value = value; | |
| 263 Index = index; | |
| 264 Length = length; | |
| 265 } | |
| 266 } | |
| 267 public enum UsbEndpointDirection : byte { | |
| 268 EndpointIn = 0x80, | |
| 269 EndpointOut = 0x00, | |
| 270 } | |
| 271 public enum UsbRequestType : byte { | |
| 272 TypeClass = (0x01 << 5), | |
| 273 TypeReserved = (0x03 << 5), | |
| 274 TypeStandard = (0x00 << 5), | |
| 275 TypeVendor = (0x02 << 5), | |
| 276 } | |
| 277 public enum WriteEndpointID : byte { | |
| 278 Ep01 = 0x01, | |
| 279 Ep02 = 0x02, | |
| 280 Ep03 = 0x03, | |
| 281 Ep04 = 0x04, | |
| 282 Ep05 = 0x05, | |
| 283 Ep06 = 0x06, | |
| 284 Ep07 = 0x07, | |
| 285 Ep08 = 0x08, | |
| 286 Ep09 = 0x09, | |
| 287 Ep10 = 0x0A, | |
| 288 Ep11 = 0x0B, | |
| 289 Ep12 = 0x0C, | |
| 290 Ep13 = 0x0D, | |
| 291 Ep14 = 0x0E, | |
| 292 Ep15 = 0x0F, | |
| 293 } | |
| 294 public enum ReadEndpointID : byte { | |
| 295 Ep01 = 0x81, | |
| 296 Ep02 = 0x82, | |
| 297 Ep03 = 0x83, | |
| 298 Ep04 = 0x84, | |
| 299 Ep05 = 0x85, | |
| 300 Ep06 = 0x86, | |
| 301 Ep07 = 0x87, | |
| 302 Ep08 = 0x88, | |
| 303 Ep09 = 0x89, | |
| 304 Ep10 = 0x8A, | |
| 305 Ep11 = 0x8B, | |
| 306 Ep12 = 0x8C, | |
| 307 Ep13 = 0x8D, | |
| 308 Ep14 = 0x8E, | |
| 309 Ep15 = 0x8F, | |
| 310 } | |
| 311 public enum UsbRequestRecipient : byte { | |
| 312 RecipDevice = 0x00, | |
| 313 RecipInterface = 0x01, | |
| 314 RecipEndpoint = 0x02, | |
| 315 RecipOther = 0x03, | |
| 316 } | |
| 317 public enum EndpointType : byte { | |
| 318 Control, | |
| 319 Isochronous, | |
| 320 Bulk, | |
| 321 Interrupt | |
| 322 } | |
| 323 public enum ErrorCode { | |
| 324 Ok = 0, | |
| 325 Error = 1, | |
| 326 } | |
| 327 public class UsbRegistry { | |
| 328 public IUsbDeviceRegistry Registry { get; private set; } | |
| 329 public UsbRegistry(IUsbDeviceRegistry reg) { | |
| 330 Registry = reg; | |
| 331 } | |
| 332 public int Vid { get { return Registry.Vid; } } | |
| 333 public int Pid { get { return Registry.Pid; } } | |
| 334 public int Rev { get { return 0; } } | |
| 335 public Boolean IsAlive { get { return true; } } | |
| 336 public Boolean Open(out UsbDevice hand) { | |
| 337 hand = new UsbDevice(Registry.Open()); | |
| 338 return true; | |
| 339 } | |
| 340 public IDictionary<String, Object> DeviceProperties { get { return Registry.DeviceProperties; } } | |
| 341 public String FullName { get { return Registry.FullName; } } | |
| 342 public String Name { get { return Registry.Name; } } | |
| 343 public String SymbolicName { get { return Registry.SymbolicName; } } | |
| 344 } | |
| 345 } | |
| 346 namespace LibUsbDotNet.Info { | |
| 347 public class UsbDeviceInfo { | |
| 348 private readonly UsbDeviceDescriptor mDeviceDescriptor; | |
| 349 internal UsbDevice mUsbDevice; | |
| 350 internal UsbDeviceInfo(UsbDevice usbDevice) { | |
| 351 mUsbDevice = usbDevice; | |
| 352 mDeviceDescriptor = new UsbDeviceDescriptor(); | |
| 353 Byte[] bytes = new Byte[UsbDeviceDescriptor.Size]; | |
| 354 int ret; | |
| 355 usbDevice.GetDescriptor((byte)UsbDescriptorType.Device, 0, 0, bytes, UsbDeviceDescriptor.Size, out ret); | |
| 356 Object asobj = mDeviceDescriptor; | |
| 357 Helper.BytesToObject(bytes, 0, ret, asobj); | |
| 358 mDeviceDescriptor = (UsbDeviceDescriptor)asobj; | |
| 359 } | |
| 360 public UsbDeviceDescriptor Descriptor { get { return mDeviceDescriptor; } } | |
| 361 public String ManufacturerString { | |
| 362 get { | |
| 363 if (Descriptor.ManufacturerStringIndex == 0) return null; | |
| 364 return mUsbDevice.Device.GetString(0, Descriptor.ManufacturerStringIndex); | |
| 365 } | |
| 366 } | |
| 367 public String ProductString { | |
| 368 get { | |
| 369 if (Descriptor.ProductStringIndex == 0) return null; | |
| 370 return mUsbDevice.Device.GetString(0, Descriptor.ProductStringIndex); | |
| 371 } | |
| 372 } | |
| 373 public String SerialString { | |
| 374 get { | |
| 375 if (Descriptor.SerialStringIndex == 0) return null; | |
| 376 return mUsbDevice.Device.GetString(0, Descriptor.SerialStringIndex); | |
| 377 } | |
| 378 } | |
| 379 } | |
| 380 public class UsbConfigInfo { | |
| 381 private readonly List<UsbInterfaceInfo> mInterfaceList = new List<UsbInterfaceInfo>(); | |
| 382 internal readonly UsbConfigDescriptor mUsbConfigDescriptor; | |
| 383 internal UsbDevice mUsbDevice; | |
| 384 internal UsbConfigInfo(UsbDevice usbDevice, UsbConfigDescriptor descriptor, ref List<byte[]> rawDescriptors) { | |
| 385 mUsbDevice = usbDevice; | |
| 386 mUsbConfigDescriptor = descriptor; | |
| 387 UsbInterfaceInfo currentInterface = null; | |
| 388 for (int iRawDescriptor = 0; iRawDescriptor < rawDescriptors.Count; iRawDescriptor++) { | |
| 389 byte[] bytesRawDescriptor = rawDescriptors[iRawDescriptor]; | |
| 390 switch (bytesRawDescriptor[1]) { | |
| 391 case (byte)UsbDescriptorType.Interface: | |
| 392 currentInterface = new UsbInterfaceInfo(usbDevice, bytesRawDescriptor); | |
| 393 mInterfaceList.Add(currentInterface); | |
| 394 break; | |
| 395 case (byte)UsbDescriptorType.Endpoint: | |
| 396 if (currentInterface == null) throw new Exception("Recieved and endpoint descriptor before receiving an interface descriptor."); | |
| 397 currentInterface.mEndpointInfo.Add(new UsbEndpointInfo(bytesRawDescriptor)); | |
| 398 break; | |
| 399 } | |
| 400 } | |
| 401 } | |
| 402 public UsbConfigDescriptor Descriptor { get { return mUsbConfigDescriptor; } } | |
| 403 public ReadOnlyCollection<UsbInterfaceInfo> InterfaceInfoList { get { return mInterfaceList.AsReadOnly(); } } | |
| 404 } | |
| 405 public class UsbInterfaceInfo { | |
| 406 internal readonly UsbInterfaceDescriptor mUsbInterfaceDescriptor; | |
| 407 internal UsbDevice mUsbDevice; | |
| 408 internal List<UsbEndpointInfo> mEndpointInfo = new List<UsbEndpointInfo>(); | |
| 409 internal UsbInterfaceInfo(UsbDevice usbDevice, byte[] descriptor) { | |
| 410 mUsbDevice = usbDevice; | |
| 411 mUsbInterfaceDescriptor = new UsbInterfaceDescriptor(); | |
| 412 Helper.BytesToObject(descriptor, 0, Math.Min(UsbInterfaceDescriptor.Size, descriptor[0]), mUsbInterfaceDescriptor); | |
| 413 } | |
| 414 public UsbInterfaceDescriptor Descriptor { get { return mUsbInterfaceDescriptor; } } | |
| 415 public ReadOnlyCollection<UsbEndpointInfo> EndpointInfoList { get { return mEndpointInfo.AsReadOnly(); } } | |
| 416 } | |
| 417 public class UsbEndpointInfo { | |
| 418 internal UsbEndpointDescriptor mUsbEndpointDescriptor; | |
| 419 internal UsbEndpointInfo(byte[] descriptor) { | |
| 420 mUsbEndpointDescriptor = new UsbEndpointDescriptor(); | |
| 421 Helper.BytesToObject(descriptor, 0, Math.Min(UsbEndpointDescriptor.Size, descriptor[0]), mUsbEndpointDescriptor); | |
| 422 } | |
| 423 public UsbEndpointDescriptor Descriptor { | |
| 424 get { return mUsbEndpointDescriptor; } | |
| 425 } | |
| 426 } | |
| 427 } | |
| 428 namespace LibUsbDotNet.Descriptors { | |
| 429 public enum DescriptorType : byte { | |
| 430 Device = 1, | |
| 431 Configuration = 2, | |
| 432 String = 3, | |
| 433 Interface = 4, | |
| 434 Endpoint = 5, | |
| 435 DeviceQualifier = 6, | |
| 436 OtherSpeedConfiguration = 7, | |
| 437 InterfacePower = 8, | |
| 438 OTG = 9, | |
| 439 Debug = 10, | |
| 440 InterfaceAssociation = 11, | |
| 441 Hid = 0x21, | |
| 442 HidReport = 0x22, | |
| 443 Physical = 0x23, | |
| 444 Hub = 0x29 | |
| 445 } | |
| 446 public enum ClassCodeType : byte { | |
| 447 PerInterface = 0, | |
| 448 Audio = 1, | |
| 449 Comm = 2, | |
| 450 Hid = 3, | |
| 451 Printer = 7, | |
| 452 Ptp = 6, | |
| 453 MassStorage = 8, | |
| 454 Hub = 9, | |
| 455 Data = 10, | |
| 456 VendorSpec = 0xff | |
| 457 } | |
| 458 [StructLayout(LayoutKind.Sequential, Pack = 1)] | |
| 459 public abstract class UsbDescriptor { | |
| 460 public static readonly int Size = Marshal.SizeOf(typeof(UsbDescriptor)); | |
| 461 public byte Length; | |
| 462 public DescriptorType DescriptorType; | |
| 463 } | |
| 464 [StructLayout(LayoutKind.Sequential, Pack = 1)] | |
| 465 public class UsbDeviceDescriptor : UsbDescriptor { | |
| 466 public new static readonly int Size = Marshal.SizeOf(typeof(UsbDeviceDescriptor)); | |
| 467 public short BcdUsb; | |
| 468 public ClassCodeType Class; | |
| 469 public byte SubClass; | |
| 470 public byte Protocol; | |
| 471 public byte MaxPacketSize0; | |
| 472 public short VendorID; | |
| 473 public short ProductID; | |
| 474 public short BcdDevice; | |
| 475 public byte ManufacturerStringIndex; | |
| 476 public byte ProductStringIndex; | |
| 477 public byte SerialStringIndex; | |
| 478 public byte ConfigurationCount; | |
| 479 internal UsbDeviceDescriptor() { } | |
| 480 } | |
| 481 [StructLayout(LayoutKind.Sequential, Pack = 1)] | |
| 482 public class UsbConfigDescriptor : UsbDescriptor { | |
| 483 public new static readonly int Size = Marshal.SizeOf(typeof(UsbConfigDescriptor)); | |
| 484 public readonly short TotalLength; | |
| 485 public readonly byte InterfaceCount; | |
| 486 public readonly byte ConfigID; | |
| 487 public readonly byte StringIndex; | |
| 488 public readonly byte Attributes; | |
| 489 public readonly byte MaxPower; | |
| 490 internal UsbConfigDescriptor() { } | |
| 491 } | |
| 492 [StructLayout(LayoutKind.Sequential, Pack = 1)] | |
| 493 public class UsbInterfaceDescriptor : UsbDescriptor { | |
| 494 public new static readonly int Size = Marshal.SizeOf(typeof(UsbInterfaceDescriptor)); | |
| 495 public readonly byte InterfaceID; | |
| 496 public readonly byte AlternateID; | |
| 497 public readonly byte EndpointCount; | |
| 498 public readonly ClassCodeType Class; | |
| 499 public readonly byte SubClass; | |
| 500 public readonly byte Protocol; | |
| 501 public readonly byte StringIndex; | |
| 502 internal UsbInterfaceDescriptor() { } | |
| 503 } | |
| 504 [StructLayout(LayoutKind.Sequential, Pack = 1)] | |
| 505 public class UsbEndpointDescriptor : UsbDescriptor { | |
| 506 public new static readonly int Size = Marshal.SizeOf(typeof(UsbEndpointDescriptor)); | |
| 507 public readonly byte EndpointID; | |
| 508 public readonly byte Attributes; | |
| 509 public readonly short MaxPacketSize; | |
| 510 public readonly byte Interval; | |
| 511 public readonly byte Refresh; | |
| 512 public readonly byte SynchAddress; | |
| 513 internal UsbEndpointDescriptor() { } | |
| 514 } | |
| 515 } | |
| 516 namespace MonoLibUsb { | |
| 517 public static class MonoUsbApi { | |
| 518 internal const CallingConvention CC = 0; | |
| 519 internal const string LIBUSB_DLL = "libusb-1.0.dll"; | |
| 520 [DllImport(LIBUSB_DLL, CallingConvention = CC, SetLastError = false, EntryPoint = "libusb_detach_kernel_driver")] | |
| 521 public static extern int DetachKernelDriver([In] MonoUsbDeviceHandle deviceHandle, int interfaceNumber); | |
| 522 public static int ControlTransfer(MonoUsbDeviceHandle deviceHandle, byte requestType, byte request, short value, short index, object data, short dataLength, int timeout) { | |
| 523 throw new NotImplementedException(); | |
| 524 } | |
| 525 public static int BulkTransfer(MonoUsbDeviceHandle deviceHandle, byte endpoint, object data, int length, out int actualLength, int timeout) { | |
| 526 throw new NotImplementedException(); | |
| 527 } | |
| 528 } | |
| 529 public abstract class MonoUsbDeviceHandle : SafeHandle { | |
| 530 public MonoUsbDeviceHandle(Boolean bOwnsHandle) : base(IntPtr.Zero, bOwnsHandle) { } | |
| 531 } | |
| 532 } |