|
public ControlTransfer ( |
||
| setupPacket | An 8-byte setup packet which contains parameters for the control request. /// See section 9.3 USB Device Requests of the Universal Serial Bus Specification Revision 2.0 for more information. | |
| buffer | Data to be sent/received from the device. | |
| bufferLength | int | Length of the buffer param. |
| lengthTransferred | int | Number of bytes sent or received (depends on the direction of the control transfer). |
| Результат | bool | |
public static Boolean checkProtocol(UsbDevice device)
{
Boolean r = false;
string message = "";
short messageLength = 2;
UsbSetupPacket setupPacket = new UsbSetupPacket();
setupPacket.RequestType = (byte)((byte)UsbConstants.USB_DIR_IN | (byte) UsbConstants.USB_TYPE_VENDOR);
setupPacket.Request = (byte)ACCESSORY_GET_PROTOCOL;
setupPacket.Value = 0;
setupPacket.Index = 0;
setupPacket.Length = 0;
int resultTransferred;
r = device.ControlTransfer(ref setupPacket, message, messageLength, out resultTransferred);
return r;
}
/// <summary>
/// Sends the control request to set the test mode
/// </summary>
private static int Bench_SetTestType(UsbDevice dev, BENCHMARK_DEVICE_TEST_TYPE testType, int intf)
{
int transferred;
byte[] dataBuffer = new byte[1];
UsbSetupPacket setTestTypePacket =
new UsbSetupPacket((byte) (UsbCtrlFlags.Direction_In | UsbCtrlFlags.Recipient_Device | UsbCtrlFlags.RequestType_Vendor),
(byte)BENCHMARK_DEVICE_COMMANDS.SET_TEST,
(short) testType,
(short) intf,
1);
bool success = dev.ControlTransfer(ref setTestTypePacket, dataBuffer, dataBuffer.Length, out transferred);
if (!success) return -1;
return transferred;
}
public static bool GetTestType(UsbDevice usbTestDevice, out UsbTestType usbTestType, byte interfaceID)
{
if (ReferenceEquals(usbTestDevice, null))
throw new UsbTestDeviceException("UsbTestDevice must be set before invoking this member!");
int lengthTransferred;
byte[] buf = new byte[1];
UsbSetupPacket cmd = UsbCmdGetTestType;
cmd.Index = interfaceID;
bool bSuccess = usbTestDevice.ControlTransfer(ref cmd, buf, buf.Length, out lengthTransferred);
if (bSuccess && lengthTransferred == 1)
{
usbTestType = (UsbTestType) buf[0];
return true;
}
usbTestType = UsbTestType.Invalid;
return false;
}
public static bool WriteEEDATA(UsbDevice usbTestDevice, byte address, byte value)
{
if (ReferenceEquals(usbTestDevice, null))
throw new UsbTestDeviceException("UsbTestDevice must be set before invoking this member!");
int lengthTransferred;
byte[] buf = new byte[1];
UsbSetupPacket cmd = UsbCmdReadEEDATA;
cmd.Value = address;
cmd.Index = value;
bool bSuccess = usbTestDevice.ControlTransfer(ref cmd, buf, buf.Length, out lengthTransferred);
return bSuccess && lengthTransferred == 1;
}
public static bool SetTestType(UsbDevice usbTestDevice, UsbTestType usbTestType, bool bCheck, byte interfaceID)
{
if (ReferenceEquals(usbTestDevice, null))
throw new UsbTestDeviceException("UsbTestDevice must be set before invoking this member!");
if (bCheck)
{
UsbTestType bCurrentTestType;
if (GetTestType(usbTestDevice, out bCurrentTestType, interfaceID))
{
if (bCurrentTestType == usbTestType) return true;
}
else
return false;
}
int lengthTransferred;
byte[] buf = new byte[1];
UsbSetupPacket cmd = UsbCmdSetTestType;
cmd.Value = (short) usbTestType;
cmd.Index = interfaceID;
bool bSuccess = usbTestDevice.ControlTransfer(ref cmd, buf, buf.Length, out lengthTransferred);
return bSuccess && lengthTransferred == 1;
}
public static Boolean sendControlMessage(UsbDevice device, byte requestCode, short index, string message)
{
Boolean r = false;
short messageLength = 0;
if (message != null)
{
messageLength = (short)(message.Length);
}
UsbSetupPacket setupPacket = new UsbSetupPacket();
setupPacket.RequestType = (byte)((byte)UsbConstants.USB_DIR_OUT | (byte)UsbConstants.USB_TYPE_VENDOR);
setupPacket.Request = requestCode; // byte
setupPacket.Value = 0;
setupPacket.Index = index; // short
setupPacket.Length = messageLength; // short
int resultTransferred;
Console.WriteLine("RequestType:" + setupPacket.RequestType);
Console.WriteLine("setupPacket.Request:" + setupPacket.Request);
Console.WriteLine("setupPacket.Value:" + setupPacket.Value);
Console.WriteLine("setupPacket.Index:" + setupPacket.Index);
Console.WriteLine("setupPacket.Length:" + setupPacket.Length);
Console.WriteLine("message:" + message);
byte[] messageBytes = null;
if (null != message)
{
messageBytes = Encoding.UTF8.GetBytes(message);
}
r = device.ControlTransfer(ref setupPacket, messageBytes, messageLength, out resultTransferred);
return r;
}
static void Main(string[] args)
{
ErrorCode errorCode = ErrorCode.None;
try
{
UsbRegDeviceList regList = UsbDevice.AllDevices.FindAll(MyUsbFinder);
MyUsbDevice = UsbDevice.OpenUsbDevice(MyUsbFinder);
// If the device is open and ready
if (MyUsbDevice == null) throw new Exception("Device Not Found.");
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(0);
}
UsbSetupPacket packet = new UsbSetupPacket(
(byte)(UsbCtrlFlags.Direction_In | UsbCtrlFlags.Recipient_Device | UsbCtrlFlags.RequestType_Vendor),
(byte)0x12,
(short)0xc8,
(0x02 * 0x100) + 0x0a,
0);
var buffer = new byte[] { 0x65, 0x0C, 0x02, 0xFF, 0x00, 0x00, 0x00, 0x00 };
UsbInterfaceInfo usbInterfaceInfo = null;
UsbEndpointInfo usbEndpointInfo = null;
byte recipient = (byte)UsbRequestType.TypeVendor;
var rubyPacket = new UsbSetupPacket(recipient, 0x0A, (byte)0x0c, 0x04, 0x01);
// UsbEndpointBase.LookupEndpointInfo(MyUsbDevice.Configs[0], MyUsbDevice.ActiveEndpoints[0].EndpointInfo,
// out usbInterfaceInfo, out usbEndpointInfo);
int temp3;
var RubyTransfer = MyUsbDevice.ControlTransfer(ref rubyPacket, null, 0, out temp3);
// 0x21, 0x09, 0x0635, 0x000, "\x65\x0C#{data}\xFF\x00\x00\x00\x00", 0
//int temp1;
//var result1 = MyUsbDevice.ControlTransfer(ref packet, new byte[2], 8, out temp1);
//packet = new UsbSetupPacket((byte)UsbRequestType.TypeVendor, (byte)0x12, (short)0x0C0A, (short)0x0200, 0x000);
//int temp2;
//var result2 = MyUsbDevice.ControlTransfer(ref packet, null, 0, out temp2);
Console.WriteLine(string.Format("Result 1 : {0} - Length: {1}", RubyTransfer, temp3));
//Console.WriteLine(string.Format("Result 2 : {0}", result2));
//usb_control_msg(led->udev,
// usb_sndctrlpipe(led->udev, 0),
// 0x12,
// 0xc8,
// (0x02 * 0x100) + 0x0a,
// (0x00 * 0x100) + color,
// buffer,
// 8,
// 2 * HZ);
// Then turn the LED on
//Packet.Recipient = 8;
//Packet.DeviceModel = 18;
//Packet.Length = 0;
//Packet.MajorCmd = 10;
//Packet.MinorCmd = 12;
////switch (Color)
////{
//// case GREENLED: Packet.DataLSB = 1; break;
//// case REDLED: Packet.DataLSB = 2; break;
//// case BLUELED: Packet.DataLSB = 4; break;
////}
//Packet.DataLSB = 4; // blue
//Packet.DataMSB = 0;
} catch(Exception e)
{
Console.WriteLine(e.Message);
} finally
{
if (MyUsbDevice != null)
{
if(endpointReader != null)
endpointReader.Abort();
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();
}
}
Console.ReadKey();
}