public static StartupInfoWithOutputStreams Create()
{
var result = new StartupInfoWithOutputStreams();
result.STARTUP_INFO = new AdvApi32PInvoke.STARTUPINFO();
result.STARTUP_INFO.cb = Marshal.SizeOf(typeof(AdvApi32PInvoke.STARTUPINFO));
SafeFileHandle internalConsoleOutput;
SafeFileHandle internalErrorOutput;
SafeFileHandle consoleOutput;
SafeFileHandle errorOutput;
Win32Pipe.CreatePipe(out internalConsoleOutput, out consoleOutput, false);
Win32Pipe.CreatePipe(out internalErrorOutput, out errorOutput, false);
result.STARTUP_INFO.hStdInput = Kernel32.GetStdHandle(Kernel32.STD_INPUT_HANDLE);
result.STARTUP_INFO.hStdOutput = consoleOutput.DangerousGetHandle();
result.STARTUP_INFO.hStdError = errorOutput.DangerousGetHandle();
result.STARTUP_INFO.dwFlags = AdvApi32PInvoke.STARTF_USESTDHANDLES;
Encoding encoding = Encoding.GetEncoding(Kernel32.GetConsoleOutputCP());
result.ConsoleOutput = new StreamReader(new FileStream(internalConsoleOutput, FileAccess.Read, 0x1000, false), encoding, true, 0x1000);
result.ErrorOutput = new StreamReader(new FileStream(internalErrorOutput, FileAccess.Read, 0x1000, false), encoding, true, 0x1000);
return(result);
}
private void CloseCore()
{
_inputPipe?.Dispose();
_outputPipe?.Dispose();
_inputPipe = null;
_outputPipe = null;
if (_ptyHandle != IntPtr.Zero)
{
Kernel32.ClosePseudoConsole(_ptyHandle);
_ptyHandle = IntPtr.Zero;
}
}
private void StartCore()
{
if (!_attr.Sys.UseTty)
{
throw new Exception("Only a new process with controlled tty supported");
}
_inputPipe = new Win32Pipe();
_outputPipe = new Win32Pipe();
var size = new COORD
{
X = DEFAULT_WIDTH,
Y = DEFAULT_HEIGHT,
};
var result = Kernel32.CreatePseudoConsole(
size: size,
hInput: _inputPipe.Read,
hOutput: _outputPipe.Write,
dwFlags: 0,
phPC: out _ptyHandle
);
if (result != 0)
{
throw new Win32Exception(result, "Could not create pseudo console.");
}
startupInfo = ConfigureProcessThread(_ptyHandle, (IntPtr)Kernel32.PROC_THREAD_ATTRIBUTE_PSEUDOCONSOLE);
processInfo = RunProcess(ref startupInfo, _fileName);
if (_attr.RedirectStdin)
{
var inStream = new FileStream(_inputPipe.Write, FileAccess.Write);
Stdin = new StreamWriter(inStream);
}
if (_attr.RedirectStdout)
{
var outStream = new FileStream(_outputPipe.Read, FileAccess.Read);
Stdout = new StreamReader(outStream);
}
Pid = processInfo.dwProcessId;
IsRunning = true;
}
