Mercurial > hg > ucis.core
annotate USBLib/Communication/UsbInterface.cs @ 44:5a2b51b0d71b
USBLib: Fixed initialization of multi-interface USBIO devices
| author | Ivo Smits <Ivo@UCIS.nl> |
|---|---|
| date | Wed, 12 Jun 2013 23:08:48 +0200 |
| parents | 6fcedb1030bf |
| children | 053cc617af54 |
| rev | line source |
|---|---|
| 21 | 1 ???using System; |
| 2 using System.Text; | |
| 3 using UCIS.USBLib.Descriptor; | |
| 4 | |
| 5 namespace UCIS.USBLib.Communication { | |
| 6 public abstract class UsbInterface : IUsbInterface { | |
| 7 public virtual byte Configuration { | |
| 8 get { | |
| 9 byte[] buf = new byte[1]; | |
| 10 int tl = ControlRead( | |
| 11 UsbControlRequestType.EndpointIn | UsbControlRequestType.TypeStandard | UsbControlRequestType.RecipDevice, | |
| 12 (byte)UsbStandardRequest.GetConfiguration, 0, 0, | |
| 13 buf, 0, buf.Length); | |
| 14 if (tl != buf.Length) throw new Exception("Read failed"); | |
| 15 return buf[0]; | |
| 16 } | |
| 17 set { | |
| 18 throw new NotImplementedException(); | |
| 19 } | |
| 20 } | |
| 21 public unsafe virtual string GetString(short langId, byte stringIndex) { | |
| 22 Byte[] buffer = new Byte[256]; | |
| 23 int tl = GetDescriptor((byte)UsbDescriptorType.String, stringIndex, langId, buffer, 0, buffer.Length); | |
| 24 if (tl < 2) return null; | |
| 25 return UsbStringDescriptor.GetString(buffer, 0, tl); | |
| 26 } | |
| 27 public virtual int GetDescriptor(byte descriptorType, byte index, short langId, byte[] buffer, int offset, int length) { | |
| 28 return ControlRead( | |
| 29 UsbControlRequestType.EndpointIn | UsbControlRequestType.RecipDevice | UsbControlRequestType.TypeStandard, | |
| 30 (Byte)UsbStandardRequest.GetDescriptor, | |
| 31 (short)((descriptorType << 8) | index), langId, buffer, offset, length); | |
| 32 } | |
| 33 public virtual int ControlWrite(UsbControlRequestType requestType, byte request, short value, short index) { | |
| 34 return ControlWrite(requestType, request, value, index, null, 0, 0); | |
| 35 } | |
| 36 | |
| 37 public abstract void Close(); | |
| 38 | |
| 39 public abstract int BulkWrite(Byte endpoint, Byte[] buffer, int offset, int length); | |
| 40 public abstract int BulkRead(Byte endpoint, Byte[] buffer, int offset, int length); | |
| 41 public abstract int InterruptWrite(Byte endpoint, Byte[] buffer, int offset, int length); | |
| 42 public abstract int InterruptRead(Byte endpoint, Byte[] buffer, int offset, int length); | |
| 43 public abstract int ControlWrite(UsbControlRequestType requestType, byte request, short value, short index, byte[] buffer, int offset, int length); | |
| 44 public abstract int ControlRead(UsbControlRequestType requestType, byte request, short value, short index, byte[] buffer, int offset, int length); | |
| 45 | |
|
35
6fcedb1030bf
USBLib: Added support for USBIO driver
Ivo Smits <Ivo@UCIS.nl>
parents:
21
diff
changeset
|
46 public virtual UsbPipeStream GetBulkStream(Byte endpoint) { |
| 21 | 47 return new UsbPipeStream(this, endpoint, false); |
| 48 } | |
|
35
6fcedb1030bf
USBLib: Added support for USBIO driver
Ivo Smits <Ivo@UCIS.nl>
parents:
21
diff
changeset
|
49 public virtual UsbPipeStream GetInterruptStream(Byte endpoint) { |
| 21 | 50 return new UsbPipeStream(this, endpoint, true); |
| 51 } | |
| 52 | |
| 53 public void Dispose() { | |
| 54 Close(); | |
| 55 GC.SuppressFinalize(this); | |
| 56 } | |
| 57 ~UsbInterface() { | |
| 58 Close(); | |
| 59 } | |
| 60 } | |
| 61 } |