f.Add("\xe3\xc1\x81") // invalid middle byte

	f.Fuzz(func(t *testing.T, tst string) {
		res, err := syscall.UTF16FromString(tst)
		if err != nil {
			if strings.Contains(tst, "\x00") {
				t.Skipf("input %q contains a NUL byte", tst)
			}
			t.Fatalf("UTF16FromString(%q): %v", tst, err)
		}
		t.Logf("UTF16FromString(%q) = %04x", tst, res)

		if len(res) < 1 || res[len(res)-1] != 0 {
			t.Fatalf("missing NUL terminator")

	str, err := UTF16FromString(description)
	if err != nil {
		return err
	}
	copy(data.description[:], str)
	return nil
}

func (data *DrvInfoData) MfgName() string {
	return UTF16ToString(data.mfgName[:])
}

func (data *DrvInfoData) SetMfgName(mfgName string) error {
	str, err := UTF16FromString(mfgName)
	if err != nil {
		return err
	}

	} else if isDevice {
		// Don't add the extended prefix to device paths, as it would
		// change its meaning.
	} else {
		prefix = []uint16{'\\', '\\', '?', '\\'}
	}

	p, err := syscall.UTF16FromString(path)
	if err != nil {
		return path
	}
	// Estimate the required buffer size using the path length plus the null terminator.
	// pathLength includes the working directory. This should be accurate unless

// DecomposeCommandLine returns an error if commandLine contains NUL.
func DecomposeCommandLine(commandLine string) ([]string, error) {
	if len(commandLine) == 0 {
		return []string{}, nil
	}
	utf16CommandLine, err := UTF16FromString(commandLine)
	if err != nil {
		return nil, errorspkg.New("string with NUL passed to DecomposeCommandLine")
	}
	var argc int32
	argv, err := commandLineToArgv(&utf16CommandLine[0], &argc)
	if err != nil {

// function panics instead of returning an error.
//
// Deprecated: Use [UTF16FromString] instead.
func StringToUTF16(s string) []uint16 {
	a, err := UTF16FromString(s)
	if err != nil {
		panic("syscall: string with NUL passed to StringToUTF16")
	}
	return a
}

// UTF16FromString returns the UTF-16 encoding of the UTF-8 string
// s, with a terminating NUL added. If s contains a NUL byte at any

)

// StringToUTF16 is deprecated. Use UTF16FromString instead.
// If s contains a NUL byte this function panics instead of
// returning an error.
func StringToUTF16(s string) []uint16 {
	a, err := UTF16FromString(s)
	if err != nil {
		panic("windows: string with NUL passed to StringToUTF16")
	}
	return a
}

// UTF16FromString returns the UTF-16 encoding of the UTF-8 string

	return k.setValue(name, QWORD, (*[8]byte)(unsafe.Pointer(&value))[:])
}

func (k Key) setStringValue(name string, valtype uint32, value string) error {
	v, err := syscall.UTF16FromString(value)
	if err != nil {
		return err
	}
	buf := (*[1 << 29]byte)(unsafe.Pointer(&v[0]))[: len(v)*2 : len(v)*2]
	return k.setValue(name, valtype, buf)
}

	// Create a file whose name contains unpaired surrogates.
	// Use syscall.CreateFile instead of os.Create to simulate a file that is created by
	// a non-Go program so the file name hasn't gone through syscall.UTF16FromString.
	dirw := utf16.Encode([]rune(dir))
	pathw := append(dirw, namew...)
	fd, err := syscall.CreateFile(&pathw[0], syscall.GENERIC_ALL, 0, nil, syscall.CREATE_NEW, 0, 0)
	if err != nil {
		t.Fatal(err)
	}

		{"TransmitFileBuffers.TailLength", Field, 0},
		{"Truncate", Func, 0},
		{"UNIX_PATH_MAX", Const, 12},
		{"USAGE_MATCH_TYPE_AND", Const, 0},
		{"USAGE_MATCH_TYPE_OR", Const, 0},
		{"UTF16FromString", Func, 1},
		{"UTF16PtrFromString", Func, 1},
		{"UTF16ToString", Func, 0},
		{"Ucred", Type, 0},
		{"Ucred.Gid", Field, 0},
		{"Ucred.Pid", Field, 0},
		{"Ucred.Uid", Field, 0},

pkg syscall (windows-386), func LoadGetAddrInfo() error
pkg syscall (windows-386), func ReadConsole(Handle, *uint16, uint32, *uint32, *uint8) error
pkg syscall (windows-386), func UTF16FromString(string) ([]uint16, error)
pkg syscall (windows-386), func UTF16PtrFromString(string) (*uint16, error)
pkg syscall (windows-386), func WriteConsole(Handle, *uint16, uint32, *uint32, *uint8) error