protected virtual void Dispose(bool disposing)
{
if (disposed)
{
return;
}
// Free the attribute list
if (StartupInfo.lpAttributeList != IntPtr.Zero)
{
ProcessApi.DeleteProcThreadAttributeList(StartupInfo.lpAttributeList);
Marshal.FreeHGlobal(StartupInfo.lpAttributeList);
}
// Close process and thread handles
if (ProcessInfo.hProcess != IntPtr.Zero)
{
ConsoleApi.CloseHandle(ProcessInfo.hProcess);
}
if (ProcessInfo.hThread != IntPtr.Zero)
{
ConsoleApi.CloseHandle(ProcessInfo.hThread);
}
disposed = true;
}
public Pipe(SecurityAttributes securityAttributes)
{
if (!ConsoleApi.CreatePipe(out read, out write, ref securityAttributes, 0))
{
throw new InteropException("Failed to create pipe.",
Marshal.GetExceptionForHR(Marshal.GetHRForLastWin32Error()));
}
}
private static void SetConsoleModeToVirtualTerminal()
{
SafeFileHandle stdIn = ConsoleApi.GetStdHandle(StdHandle.InputHandle);
if (!ConsoleApi.GetConsoleMode(stdIn, out uint outConsoleMode))
{
throw InteropException.CreateWithInnerHResultException("Could not get console mode.");
}
outConsoleMode |= Constants.ENABLE_VIRTUAL_TERMINAL_PROCESSING | Constants.DISABLE_NEWLINE_AUTO_RETURN;
if (!ConsoleApi.SetConsoleMode(stdIn, outConsoleMode))
{
throw InteropException.CreateWithInnerHResultException("Could not enable virtual terminal processing.");
}
}
private void MakeHandleNoninheritable(ref SafeFileHandle handler, IntPtr processHandle)
{
// Create noninheritable read handle and close the inheritable read handle.
IntPtr handleClone;
if (!ConsoleApi.DuplicateHandle(
processHandle,
handler.DangerousGetHandle(),
processHandle,
out handleClone,
0,
false,
Constants.DUPLICATE_SAME_ACCESS))
{
throw InteropException.CreateWithInnerHResultException("Couldn't duplicate the handle.");
}
SafeFileHandle toRelease = handler;
handler = new SafeFileHandle(handleClone, true);
toRelease.Dispose();
}