public async Task <int> SendOutputReportAsync(Win32HidOutputReport report,
CancellationToken cancellationToken = default(CancellationToken))
{
if (report == null)
{
throw new ArgumentNullException(nameof(report));
}
var outputBuffer = report.GetOutputBuffer();
log.Trace("Sending output report:\r\n\r\n " + outputBuffer.ToHexString());
log.Trace(outputBuffer.ToLoggableAsHex("Sending output report:"));
try
{
return(await Kernel32Dll.WriteFileAsync(Handle, outputBuffer, cancellationToken));
}
catch (Win32Exception exception)
{
log.Error("Sending output report failed", exception);
throw ExceptionConversion.ConvertException(exception);
}
catch (Exception exception)
{
log.Error("Sending output report failed", exception);
throw;
}
}
static unsafe void Test(Win32HidDevice device)
{
var init = new InitializationPacket();
init.CommandIdentifier = (byte)U2FHidCommand.Init;
init.ChannelIdentifier = U2FHID_BROADCAST_CID;
init.PayloadLength = 8;
var caps = device.Information.Capabilities;
var buffer = new byte[caps.InputReportByteLength];
fixed(byte *pBuffer = buffer)
{
Marshal.StructureToPtr(init, new IntPtr(pBuffer + 1), false);
buffer[0] = 0x00;
buffer[8] = 0xCA;
buffer[9] = 0xFE;
buffer[10] = 0xBA;
buffer[11] = 0xBE;
buffer[12] = 0xDE;
buffer[13] = 0xAD;
buffer[14] = 0xBA;
buffer[15] = 0xBE;
WriteBuffer(buffer);
var task = Kernel32Dll.WriteFileAsync(device.Handle, new IntPtr(pBuffer), buffer.Length);
var writen = task.Result;
Console.WriteLine("Writen {0} bytes", writen);
}
var bufferOut = new byte[caps.OutputReportByteLength];
fixed(byte *pBuffer = bufferOut)
{
var intPtr = new IntPtr(pBuffer);
var task = Kernel32Dll.ReadFileAsync(device.Handle, intPtr, bufferOut.Length);
var read = task.Result;
Console.WriteLine("Read {0} bytes", read);
}
WriteBuffer(bufferOut);
Wink(device, bufferOut[16], bufferOut[17], bufferOut[18], bufferOut[19]);
}