private final int pipeFid, pipeDataOff, pipeDataLen;

    TransTransactNamedPipe(final int fid, final byte[] data, final int off, final int len) {
        pipeFid = fid;
        pipeData = data;
        pipeDataOff = off;
        pipeDataLen = len;
        command = SMB_COM_TRANSACTION;
        subCommand = TRANS_TRANSACT_NAMED_PIPE;
        maxParameterCount = 0;
        maxDataCount = 0xFFFF;

}

func isLocked(uid string) bool {
	return len(uid) > 0
}

// NewDRWMutex - initializes a new dsync RW mutex.
func NewDRWMutex(clnt *Dsync, names ...string) *DRWMutex {
	restClnts, _ := clnt.GetLockers()
	sort.Strings(names)
	return &DRWMutex{
		writeLocks:           make([]string, len(restClnts)),
		readLocks:            make([]string, len(restClnts)),
		Names:                names,

		associationDB.Select(selectedSaveColumns)
	}
	if len(omitColumns) > 0 {
		associationDB.Omit(omitColumns...)
	}
	associationDB = associationDB.Session(&Session{})

	switch reflectValue.Kind() {
	case reflect.Slice, reflect.Array:
		if len(values) != reflectValue.Len() {
			// clear old data
			if clear && len(values) == 0 {
				for i := 0; i < reflectValue.Len(); i++ {

			return err
		}
		if len(formats) != len(formatErasure.Erasure.Sets)*len(formatErasure.Erasure.Sets[0]) {
			return fmt.Errorf("%s drive is already being used in another erasure deployment. (Number of drives specified: %d but the number of drives found in the %s drive's format.json: %d)",
				disks[i], len(formats), humanize.Ordinal(i+1), len(formatErasure.Erasure.Sets)*len(formatErasure.Erasure.Sets[0]))
		}

	if !leadingPercent {
		res = strings.TrimPrefix(text, pat)
		if len(text) == len(res) {
			return "", false
		}
	} else {
		parts := strings.SplitN(text, pat, 2)
		if len(parts) == 1 {
			return "", false
		}
		res = parts[1]
	}
	return res, true
}

func dropRune(text string) (res string, ok bool) {
	r := []rune(text)
	if len(r) == 0 {
		return "", false
	}
	return string(r[1:]), true

func (z *CompletePart) Msgsize() (s int) {
	s = 1 + 11 + msgp.IntSize + 5 + msgp.StringPrefixSize + len(z.ETag) + 5 + msgp.Int64Size + 14 + msgp.StringPrefixSize + len(z.ChecksumCRC32) + 15 + msgp.StringPrefixSize + len(z.ChecksumCRC32C) + 13 + msgp.StringPrefixSize + len(z.ChecksumSHA1) + 15 + msgp.StringPrefixSize + len(z.ChecksumSHA256) + 18 + msgp.StringPrefixSize + len(z.ChecksumCRC64NVME)
	return
}

// MarshalMsg implements msgp.Marshaler

// the corresponding error in errs slice is not nil
func evalDisks(disks []StorageAPI, errs []error) []StorageAPI {
	if len(errs) != len(disks) {
		bugLogIf(GlobalContext, errors.New("unexpected drives/errors slice length"))
		return nil
	}
	newDisks := make([]StorageAPI, len(disks))
	for index := range errs {
		if errs[index] == nil {
			newDisks[index] = disks[index]
		} else {
			newDisks[index] = nil

		if b.String() != s {
			t.Errorf("got string %q; want %q", b.String(), s)
		}
		if r.Len() != 0 {
			t.Errorf("reader contains %v bytes; want 0", r.Len())
		}
	}
}

func TestReaderLen(t *testing.T) {
	const data = "hello world"
	r := NewReader([]byte(data))
	if got, want := r.Len(), 11; got != want {
		t.Errorf("r.Len(): got %d, want %d", got, want)
	}

		s := NewScanner(buf)
		s.Split(ScanBytes)
		var i int
		for i = 0; s.Scan(); i++ {
			if b := s.Bytes(); len(b) != 1 || b[0] != test[i] {
				t.Errorf("#%d: %d: expected %q got %q", n, i, test, b)
			}
		}
		if i != len(test) {
			t.Errorf("#%d: termination expected at %d; got %d", n, len(test), i)
		}
		err := s.Err()
		if err != nil {
			t.Errorf("#%d: %v", n, err)
		}
	}
}

        Trans2GetDfsReferral cmd = new Trans2GetDfsReferral("abc");
        setPrivateField(cmd, "maxReferralLevel", 0x12AB);
        byte[] buffer = new byte[100];
        int len = cmd.writeParametersWireFormat(buffer, 0);
        assertTrue(len >= 2);
        // writeInt2 writes in little-endian format (LSB first)
        assertEquals(0xAB, buffer[0] & 0xFF);
        assertEquals(0x12, buffer[1] & 0xFF);