[System.Security.SecurityCritical] // auto-generated internal static int FillAttributeInfo(String path, ref Win32Native.WIN32_FILE_ATTRIBUTE_DATA data, bool tryagain, bool returnErrorOnNotFound) { int dataInitialised = 0; if (tryagain) // someone has a handle to the file open, or other error { Win32Native.WIN32_FIND_DATA findData; findData = new Win32Native.WIN32_FIND_DATA (); // Remove trialing slash since this can cause grief to FindFirstFile. You will get an invalid argument error String tempPath = path.TrimEnd(new char [] {Path.DirectorySeparatorChar, Path.AltDirectorySeparatorChar}); // For floppy drives, normally the OS will pop up a dialog saying // there is no disk in drive A:, please insert one. We don't want that. // SetErrorMode will let us disable this, but we should set the error // mode back, since this may have wide-ranging effects. int oldMode = Win32Native.SetErrorMode(Win32Native.SEM_FAILCRITICALERRORS); try { bool error = false; SafeFindHandle handle = Win32Native.FindFirstFile(tempPath,findData); try { if (handle.IsInvalid) { error = true; dataInitialised = Marshal.GetLastWin32Error(); if (dataInitialised == Win32Native.ERROR_FILE_NOT_FOUND || dataInitialised == Win32Native.ERROR_PATH_NOT_FOUND || dataInitialised == Win32Native.ERROR_NOT_READY) // floppy device not ready { if (!returnErrorOnNotFound) { // Return default value for backward compatibility dataInitialised = 0; data.fileAttributes = -1; } } return dataInitialised; } } finally { // Close the Win32 handle try { handle.Close(); } catch { // if we're already returning an error, don't throw another one. if (!error) { Contract.Assert(false, "File::FillAttributeInfo - FindClose failed!"); __Error.WinIOError(); } } } } finally { Win32Native.SetErrorMode(oldMode); } // Copy the information to data data.PopulateFrom(findData); } else { // For floppy drives, normally the OS will pop up a dialog saying // there is no disk in drive A:, please insert one. We don't want that. // SetErrorMode will let us disable this, but we should set the error // mode back, since this may have wide-ranging effects. bool success = false; int oldMode = Win32Native.SetErrorMode(Win32Native.SEM_FAILCRITICALERRORS); try { success = Win32Native.GetFileAttributesEx(path, GetFileExInfoStandard, ref data); } finally { Win32Native.SetErrorMode(oldMode); } if (!success) { dataInitialised = Marshal.GetLastWin32Error(); if (dataInitialised != Win32Native.ERROR_FILE_NOT_FOUND && dataInitialised != Win32Native.ERROR_PATH_NOT_FOUND && dataInitialised != Win32Native.ERROR_NOT_READY) // floppy device not ready { // In case someone latched onto the file. Take the perf hit only for failure return FillAttributeInfo(path, ref data, true, returnErrorOnNotFound); } else { if (!returnErrorOnNotFound) { // Return default value for backward compbatibility dataInitialised = 0; data.fileAttributes = -1; } } } } return dataInitialised; }