protected byte[] SendAndReturnReport(InputReport returnReportType, TimeSpan timeout)
{
byte[] report = null;
using (IReportInterceptor reportInterceptor = CreateReportInterceptor())
{
SendReport();
DateTime start = DateTime.Now;
while ((report = reportInterceptor.Intercept()) != null)
{
if (report[0] == (byte)returnReportType)
{
break;
}
if (DateTime.Now - start > timeout)
{
report = null;
break;
}
}
}
if (report == null)
{
throw new TimeoutException("Could not retrieve result-report.");
}
return(report);
}
public void ReadMemory(uint address, byte[] buffer, int offset, short count)
{
if (count + offset > buffer.Length)
{
throw new ArgumentException("The specified buffer cannot hold the requested amount of bytes.", "buffer");
}
CreateReport(OutputReport.ReadMemory);
// Write the address.
OutputBuffer[1] = (byte)(((address & 0xff000000) >> 24));
OutputBuffer[2] = (byte)((address & 0x00ff0000) >> 16);
OutputBuffer[3] = (byte)((address & 0x0000ff00) >> 8);
OutputBuffer[4] = (byte)(address & 0x000000ff);
// Write the byte-count.
OutputBuffer[5] = (byte)((count & 0xff00) >> 8);
OutputBuffer[6] = (byte)(count & 0x00ff);
int i = 0;
using (IReportInterceptor reportInterceptor = CreateReportInterceptor())
{
SendReport();
byte[] report = null;
// Since ReadMemory can have multiple response-reports we have to intercept
// all ReadDataResult-reports that follow the ReadMemory-report.
while ((report = reportInterceptor.Intercept()) != null)
{
if (report[0] == (byte)InputReport.ReadDataResult)
{
int size = (report[3] >> 4) + 1;
// The data from ReadDataResult is added to the buffer.
Array.Copy(report, 6, buffer, offset + i * 16, size);
i++;
if (size != 16 || i * 16 == count)
{
break;
}
byte errorCode = (byte)(report[3] & 0x0f);
switch (errorCode)
{
case 0:
break;
case 8:
throw new ArgumentException("The specified range to read contains non-existent addresses.", "address");
case 7:
throw new ArgumentException("The specified range to read contains write-only registers.", "address");
default:
throw new InvalidDataException("The wiimote returned an unknown errorcode.");
}
}
}
}
}
