}


    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.TreeConnectResponse#isValidTid()
     */
    @Override
    public boolean isValidTid () {
        return getTid() != 0xFFFF;
    }


    @Override
    protected int writeParameterWordsWireFormat ( byte[] dst, int dstIndex ) {
        return 0;
    }


    @Override

        try {
            System.arraycopy(this.sbuf, 0, buffer, 0, 4 + SMB1_HEADER_LENGTH);
            int size = ( Encdec.dec_uint16be(buffer, 2) & 0xFFFF );
            if ( size < ( SMB1_HEADER_LENGTH + 1 ) || ( 4 + size ) > Math.min(0xFFFF, getContext().getConfig().getMaximumBufferSize()) ) {
                throw new IOException("Invalid payload size: " + size);
            }

        pipeDataOff = off;
        pipeDataLen = len;
        command = SMB_COM_TRANSACTION;
        subCommand = TRANS_CALL_NAMED_PIPE;
        timeout = 0xFFFFFFFF;
        maxParameterCount = 0;
        maxDataCount = 0xFFFF;
        maxSetupCount = (byte)0x00;
        setupCount = 2;
    }

    int writeSetupWireFormat( byte[] dst, int dstIndex ) {
        dst[dstIndex++] = subCommand;
        dst[dstIndex++] = (byte)0x00;

	UTFMax    = 4            // maximum number of bytes of a UTF-8 encoded Unicode character.
)

// Code points in the surrogate range are not valid for UTF-8.
const (
	surrogateMin = 0xD800
	surrogateMax = 0xDFFF
)

const (
	t1 = 0b00000000
	tx = 0b10000000
	t2 = 0b11000000
	t3 = 0b11100000
	t4 = 0b11110000
	t5 = 0b11111000

	maskx = 0b00111111
	mask2 = 0b00011111
	mask3 = 0b00001111

	if !(Point{x, y}.In(p.Rect)) {
		return
	}
	r, g, b, a := uint32(c.R), uint32(c.G), uint32(c.B), uint32(c.A)
	if (a != 0) && (a != 0xffff) {
		r = (r * 0xffff) / a
		g = (g * 0xffff) / a
		b = (b * 0xffff) / a
	}
	i := p.PixOffset(x, y)
	s := p.Pix[i : i+4 : i+4] // Small cap improves performance, see https://golang.org/issue/27857
	s[0] = uint8(r >> 8)
	s[1] = uint8(g >> 8)

	IN_ACCESS                        = 0x1
	IN_ALL_EVENTS                    = 0xfff
	IN_ATTRIB                        = 0x4
	IN_CLASSA_HOST                   = 0xffffff
	IN_CLASSA_MAX                    = 0x80
	IN_CLASSA_NET                    = 0xff000000
	IN_CLASSA_NSHIFT                 = 0x18
	IN_CLASSB_HOST                   = 0xffff
	IN_CLASSB_MAX                    = 0x10000
	IN_CLASSB_NET                    = 0xffff0000

   * element content or {@link #xmlAttributeEscaper} in attribute values.
   *
   * <p>This escaper substitutes {@code 0xFFFD} for non-whitespace control characters and the
   * character values {@code 0xFFFE} and {@code 0xFFFF} which are not permitted in XML. For more
   * detail see section <a href="http://www.w3.org/TR/2008/REC-xml-20081126/#charsets">2.2</a> of
   * the XML specification.
   *

	ANDW	$0xFFFFFFF0, R3
	ANDW	$0xFFFFFFF0, R2
	BYTE	$0x18	//lr	%r5,%r1
	BYTE	$0x51
	MOVW	R1, R7
	CMPBLE	R7, $22, L7
	RISBGN	$0, $15, $48, R3, R6
	RISBGN	$16, $31, $32, R2, R8
L2:
	MOVH	R5, R5
	MOVH	$0x7FEF, R1
	CMPW	R5, R1
	BGT	L1
	LDGR	R6, F2
	FMUL	F2, F0
	RISBGZ	$57, $59, $3, R4, R4
	FMOVD	80(R9), F2
	MOVD	$·logxm<>+0(SB), R7
	ADD	R7, R4
	FMOVD	72(R9), F4
	WORD	$0xED004000	//madb	%f2,%f0,0(%r4)

// does a -1 shadowRange, which is what sparsemap.get returns
// on a failed lookup).
type shadowRange int32

func (sr shadowRange) lo() int64 {
	return int64(sr & 0xffff)
}

func (sr shadowRange) hi() int64 {
	return int64((sr >> 16) & 0xffff)
}

// contains reports whether [lo:hi] is completely within sr.
func (sr shadowRange) contains(lo, hi int64) bool {
	return lo >= sr.lo() && hi <= sr.hi()
}

	SOCK_SEQPACKET                = 0x6
	SOCK_STREAM                   = 0x2
	SOCK_TYPE_MASK                = 0xffff
	SOL_FILTER                    = 0xfffc
	SOL_PACKET                    = 0xfffd
	SOL_ROUTE                     = 0xfffe
	SOL_SOCKET                    = 0xffff
	SOMAXCONN                     = 0x80
	SO_ACCEPTCONN                 = 0x2
	SO_ALL                        = 0x3f