if w == len(`\\?\c:`) {
		pathbuf[w] = '\\'
		w++
	}
	return string(pathbuf[:w])
}

// Open - perm param is ignored, on windows file perms/NT acls
// are not octet combinations. Providing access to NT
// acls is out of scope here.
func Open(path string, flag int, perm os.FileMode) (*os.File, error) {
	if path == "" {
		return nil, syscall.ERROR_FILE_NOT_FOUND
	}

    List<Integer> expected = createOrderedList(size);
    for (Collection<Integer> perm : Collections2.permutations(expected)) {
      for (int i = 0; i < perm.size(); i++) {
        MinMaxPriorityQueue<Integer> q = MinMaxPriorityQueue.create(perm);
        q.removeAtForTesting(i);
        assertIntactUsingStartedWith(perm, q);
      }
    }
  }

  /** Regression test for bug found. */

							<mapper>
								<type>perm</type>
								<user>${packaging.fess.user}</user>
								<group>${packaging.fess.group}</group>
							</mapper>
						</data>
						<data>
							<type>directory</type>
							<src>${project.build.directory}/fess/WEB-INF/classes/org/codelibs/fess/tomcat</src>
							<mapper>
								<type>perm</type>

func openFileWithFD(name string, flag int, perm os.FileMode) (fd int, err error) {
	switch flag & writeMode {
	case writeMode:
		defer updateOSMetrics(osMetricOpenFileWFd, name)(err)
	default:
		defer updateOSMetrics(osMetricOpenFileRFd, name)(err)
	}
	var e error
	fd, e = syscall.Open(name, flag|syscall.O_CLOEXEC, uint32(perm))
	if e != nil {
		return -1, &os.PathError{Op: "open", Path: name, Err: e}
	}

}

// OpenFile captures time taken to call os.OpenFile
func OpenFile(name string, flag int, perm os.FileMode) (f *os.File, err error) {
	switch flag & writeMode {
	case writeMode:
		defer updateOSMetrics(osMetricOpenFileW, name)(err)
	default:
		defer updateOSMetrics(osMetricOpenFileR, name)(err)
	}
	return os.OpenFile(name, flag, perm)
}

// Access captures time taken to call syscall.Access()

   * {@snippet :
   * for (List<String> perm : orderedPermutations(asList("b", "c", "a"))) {
   *   println(perm);
   * }
   * // -> ["a", "b", "c"]
   * // -> ["a", "c", "b"]
   * // -> ["b", "a", "c"]
   * // -> ["b", "c", "a"]
   * // -> ["c", "a", "b"]
   * // -> ["c", "b", "a"]
   *
   * for (List<Integer> perm : orderedPermutations(asList(1, 2, 2, 1))) {
   *   println(perm);
   * }
   * // -> [1, 1, 2, 2]

    List<Integer> expected = createOrderedList(size);
    for (Collection<Integer> perm : Collections2.permutations(expected)) {
      for (int i = 0; i < perm.size(); i++) {
        MinMaxPriorityQueue<Integer> q = MinMaxPriorityQueue.create(perm);
        q.removeAtForTesting(i);
        assertIntactUsingStartedWith(perm, q);
      }
    }
  }

  /** Regression test for bug found. */

   * {@snippet :
   * for (List<String> perm : orderedPermutations(asList("b", "c", "a"))) {
   *   println(perm);
   * }
   * // -> ["a", "b", "c"]
   * // -> ["a", "c", "b"]
   * // -> ["b", "a", "c"]
   * // -> ["b", "c", "a"]
   * // -> ["c", "a", "b"]
   * // -> ["c", "b", "a"]
   *
   * for (List<Integer> perm : orderedPermutations(asList(1, 2, 2, 1))) {
   *   println(perm);
   * }
   * // -> [1, 1, 2, 2]

		Name:           name,
		WelcomeMessage: fmt.Sprintf("Welcome to '%s' FTP Server Version='%s' License='%s'", MinioStoreName, MinioLicense, Version),
		Driver:         NewFTPDriver(),
		Port:           port,
		Perm:           ftp.NewSimplePerm("nobody", "nobody"),
		TLS:            tls,
		KeyFile:        tlsPrivateKey,
		CertFile:       tlsPublicCert,
		ExplicitFTPS:   tls,
		Logger:         &minioLogger{},

		t.Fatalf("expected = %s, got: %s", errFileNotFound, err)
	}

	// Only valid for linux.
	if runtime.GOOS == "linux" {
		permDir := path.Join(os.TempDir(), "perm-dir")
		if err := os.MkdirAll(permDir, os.FileMode(0o200)); err != nil {
			t.Fatal(err)
		}
		defer os.RemoveAll(permDir)

		// Check if permission denied.
		if _, err := readDir(permDir); err == nil {