protected Int64 SendSausageCommands(ushort[] commandSequence)
{
if (outputReportSize != 2 || hidUsagePage != 1 || hidUsage != 6) // hid page 1, usage 6 is keyboard
{
return(1302);
}
FileIOApiDeclarations.SECURITY_ATTRIBUTES securityAttributes = new FileIOApiDeclarations.SECURITY_ATTRIBUTES();
securityAttributes.lpSecurityDescriptor = IntPtr.Zero;
securityAttributes.bInheritHandle = System.Convert.ToInt32(true); //patti keep int32 here
securityAttributes.nLength = Marshal.SizeOf(securityAttributes);
IntPtr hF = FileIOApiDeclarations.CreateFile(path,
FileIOApiDeclarations.GENERIC_WRITE,
FileIOApiDeclarations.FILE_SHARE_READ | FileIOApiDeclarations.FILE_SHARE_WRITE,
IntPtr.Zero,
FileIOApiDeclarations.OPEN_EXISTING,
0,
0);
SafeFileHandle hFile = new SafeFileHandle(hF, true);
if (hFile.IsInvalid)
{
return(1301);;
}
FileIOApiDeclarations.OVERLAPPED overlapped = new FileIOApiDeclarations.OVERLAPPED();
overlapped.hEvent = IntPtr.Zero;
overlapped.Offset = 0; // IntPtr.Zero;
overlapped.OffsetHigh = 0; // IntPtr.Zero;
foreach (ushort command in commandSequence)
{
uint cmd = ((uint)command) << 16;
uint bytesReturned = 0;
if (!DeviceManagementApiDeclarations.DeviceIoControl(hFile, (uint)0x000b0008, ref cmd, 4, IntPtr.Zero, 0, ref bytesReturned, ref overlapped))
{
int result = System.Runtime.InteropServices.Marshal.GetLastWin32Error();
return(result);
}
}
hFile.Close();
return(0);
}
static public extern bool DeviceIoControl(SafeFileHandle handle, uint dwIoControlCode, ref uint lpInBuffer, uint nInBufferSize, IntPtr lpOutBuffer, uint nOutBufferSize, ref uint lpBytesReturned, ref FileIOApiDeclarations.OVERLAPPED lpOverlapped);
protected void ReadThread()
{
// FileIOApiDeclarations.SECURITY_ATTRIBUTES securityAttrUnused = new FileIOApiDeclarations.SECURITY_ATTRIBUTES();
IntPtr overlapEvent = FileIOApiDeclarations.CreateEvent(ref securityAttrUnused, 1, 0, "");
FileIOApiDeclarations.OVERLAPPED overlapped = new FileIOApiDeclarations.OVERLAPPED();
overlapped.Offset = 0; // IntPtr.Zero;
overlapped.OffsetHigh = 0; // IntPtr.Zero;
overlapped.hEvent = (IntPtr)overlapEvent;
overlapped.Internal = IntPtr.Zero;
overlapped.InternalHigh = IntPtr.Zero;
if (inputReportSize == 0)
{
errCodeR = 302;
errCodeRE = 302;
return;
}
errCodeR = 0;
errCodeRE = 0;
byte[] buffer = new byte[inputReportSize];
GCHandle gch = GCHandle.Alloc(buffer, GCHandleType.Pinned); //onur March 2009 - pinning is reuired
while (readThreadActive)
{
int dataRead = 0; //FileIOApiDeclarations.
if (readFileHandle.IsInvalid)
{
errCodeRE = errCodeR = 320; goto EXit;
}
if (0 == FileIOApiDeclarations.ReadFile(readFileHandle, gch.AddrOfPinnedObject(), inputReportSize, ref dataRead, ref overlapped)) //ref readFileBuffer[0]
{
int result = System.Runtime.InteropServices.Marshal.GetLastWin32Error();
if (result != FileIOApiDeclarations.ERROR_IO_PENDING) //|| result == FileIOApiDeclarations.ERROR_DEVICE_NOT_CONNECTED)
{
if (readFileHandle.IsInvalid)
{
errCodeRE = errCodeR = 321; goto EXit;
}
errCodeR = result;
errCodeRE = 308;
goto EXit;
}
else //if (result != .ERROR_IO_PENDING)
{
// gch.Free(); //onur
while (readThreadActive)
{
result = FileIOApiDeclarations.WaitForSingleObject(overlapEvent, 50);
if (FileIOApiDeclarations.WAIT_OBJECT_0 == result)
{
if (0 == FileIOApiDeclarations.GetOverlappedResult(readFileHandle, ref overlapped, ref dataRead, 0))
{
result = System.Runtime.InteropServices.Marshal.GetLastWin32Error();
if (result == FileIOApiDeclarations.ERROR_INVALID_HANDLE || result == FileIOApiDeclarations.ERROR_DEVICE_NOT_CONNECTED)
{
errCodeR = 309;
errCodeRE = 309;
goto EXit;
}
}
// buffer[0] = 89;
goto ReadCompleted;
}
} //while
} //if (result != .ERROR_IO_PENDING)...else
continue;
}
//buffer[0] = 90;
ReadCompleted:
if (dataRead != inputReportSize)
{
errCodeR = 310; errCodeRE = 310; goto EXit;
}
if (suppressDuplicateReports)
{
int r = readRing.putIfDiff(buffer);
if (r == 0)
{
FileIOApiDeclarations.SetEvent(readEvent);
}
}
else
{
readRing.put(buffer);
FileIOApiDeclarations.SetEvent(readEvent);
}
} //while
EXit:
FileIOApiDeclarations.CancelIo(readFileHandle);
readFileHandle = null;
gch.Free(); //onur
return;
}
//-------------------------------------------------------------------------------------------
/// <summary>
/// Write Thread
/// </summary>
protected void WriteThread()
{
// FileIOApiDeclarations.SECURITY_ATTRIBUTES securityAttrUnused = new FileIOApiDeclarations.SECURITY_ATTRIBUTES();
IntPtr overlapEvent = FileIOApiDeclarations.CreateEvent(ref securityAttrUnused, 1, 0, "");
FileIOApiDeclarations.OVERLAPPED overlapped = new FileIOApiDeclarations.OVERLAPPED();
overlapped.Offset = 0; // IntPtr.Zero;
overlapped.OffsetHigh = 0; // IntPtr.Zero;
overlapped.hEvent = overlapEvent;
overlapped.Internal = IntPtr.Zero;
overlapped.InternalHigh = IntPtr.Zero;
if (outputReportSize == 0)
{
return;
}
byte[] buffer = new byte[outputReportSize];
GCHandle wgch = GCHandle.Alloc(buffer, GCHandleType.Pinned); //onur March 2009 - pinning is reuired
int byteCount = 0;;
// int loopCount = 0;
errCodeW = 0;
errCodeWE = 0;
while (writeThreadActive)
{
if (writeRing == null)
{
errCodeW = 407; errCodeWE = 407; goto Error;
}
while (writeRing.get((byte[])buffer) == 0)
{
if (0 == FileIOApiDeclarations.WriteFile(
writeFileHandle,
wgch.AddrOfPinnedObject(),
outputReportSize,
ref byteCount,
ref overlapped))
{
int result = System.Runtime.InteropServices.Marshal.GetLastWin32Error();
if (result != FileIOApiDeclarations.ERROR_IO_PENDING)
//if ((result == FileIOApiDeclarations.ERROR_INVALID_HANDLE) ||
// (result == FileIOApiDeclarations.ERROR_DEVICE_NOT_CONNECTED))
{
if (result == 87)
{
errCodeW = 412; errCodeWE = 412;
}
else
{
errCodeW = result; errCodeWE = 408;
}
goto Error;
} //if (result ==
else
{
// loopCount = 0;
// while (writeThreadActive)
// {
result = FileIOApiDeclarations.WaitForSingleObject(overlapEvent, 1000);
if (result == FileIOApiDeclarations.WAIT_OBJECT_0)
{
// errCodeWE=1400+loopCount;
goto WriteCompleted;
}
// loopCount++;
// if (loopCount > 10)
// {
errCodeW = 411;
errCodeWE = 411;
goto Error;
// }
/* if (0 == FileIOApiDeclarations.GetOverlappedResult(readFileHandle, ref overlapped, ref byteCount, 0))
* {
* result = System.Runtime.InteropServices.Marshal.GetLastWin32Error();
* // if (result == ERROR_INVALID_HANDLE || result == ERROR_DEVICE_NOT_CONNECTED)
* if (result != FileIOApiDeclarations.ERROR_IO_INCOMPLETE)
* {
* errCodeW = 409;
* errCodeWE = 409;
*
* goto Error;
* }//if(result == ERROR_INVALID_HANDLE
* }//if(!GetOverlappedResult*/
// }//while
// goto Error;
} //else if(result==ERROR_IO_PENDING){
// continue;
}
else
{
if ((long)byteCount != outputReportSize)
{
errCodeW = 410;
errCodeWE = 410;
}
//iface->errCodeWE=1399;
}
WriteCompleted :;
} //while(get==
FileIOApiDeclarations.WaitForSingleObject(writeEvent, 100);
FileIOApiDeclarations.ResetEvent(writeEvent);
// System.Threading.Thread.Sleep(100);
}
Error:
wgch.Free(); //onur
return;
}
