if (suppliedDomain != null && suppliedDomain.length() != 0) {
                hostInfo = true;
                flags |= NTLMSSP_NEGOTIATE_OEM_DOMAIN_SUPPLIED;
                domain = suppliedDomain.toUpperCase().getBytes(
                        getOEMEncoding());
            } else {
                flags &= (NTLMSSP_NEGOTIATE_OEM_DOMAIN_SUPPLIED ^ 0xffffffff);
            }
            byte[] workstation = new byte[0];

        int start = dstIndex;
        byte[] descr;
        int which = subCommand == NET_SERVER_ENUM2 ? 0 : 1;

        try {
            descr = DESCR[which].getBytes( "ASCII" );
        } catch( UnsupportedEncodingException uee ) {
            return 0;
        }

        writeInt2( subCommand & 0xFF, dst, dstIndex );
        dstIndex += 2;

        Encdec.enc_uint32le(len + 1, buf, i); i += 4;
        Encdec.enc_uint32le(0, buf, i); i += 4;
        Encdec.enc_uint32le(len + 1, buf, i); i += 4;
        try {
            System.arraycopy(s.getBytes("UTF-16LE"), 0, buf, i, len * 2);
        } catch( UnsupportedEncodingException uee ) {
        }
        i += len * 2;
        buf[i++] = (byte)'\0';
        buf[i++] = (byte)'\0';
        advance(i - index);

            // no password in tree connect
            dst[dstIndex++] = (byte)0x00;
        }
        dstIndex += writeString( path, dst, dstIndex );
        try {
            System.arraycopy( service.getBytes( "ASCII" ), 0, dst, dstIndex, service.length() );
        } catch( UnsupportedEncodingException uee ) {
            return 0;
        }
        dstIndex += service.length();
        dst[dstIndex++] = (byte)'\0';

@SuppressWarnings ( "javadoc" )
public class PacMac {

    /**
     * 
     */
    private static final String HMAC_KEY = "HMAC";
    private static final byte[] MD5_CONSTANT = "signaturekey\0".getBytes(StandardCharsets.US_ASCII);
    private static final byte[] ZERO_IV = new byte[] {
        0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
    };

            update(data, offset, length);
            System.arraycopy(digest(), 0, data, index, 8);
            if (bypass) {
                bypass = false;
                System.arraycopy("BSRSPYL ".getBytes(), 0, data, index, 8);
            }
        } catch (Exception ex) {
            if( log.level > 0 )
                ex.printStackTrace( log );
        } finally {
            signSequence += 2;
        }

                        break;
                    case 1:
                        ASN1BitString ctxFlags = DERBitString.getInstance(tagged, true);
                        setContextFlags(ctxFlags.getBytes()[ 0 ] & 0xff);
                        break;
                    case 2:
                        ASN1OctetString mechanismToken = ASN1OctetString.getInstance(tagged, true);

    }

    int writeWireFormat( byte[] dst, int dstIndex ) {
        // write 0x20 in first byte
        dst[dstIndex] = 0x20;

        // write name
        try {
            byte tmp[] = name.getBytes( Name.OEM_ENCODING );
            int i;
            for( i = 0; i < tmp.length; i++ ) {
                dst[dstIndex + ( 2 * i + 1 )] = (byte)((( tmp[i] & 0xF0 ) >> 4 ) + 0x41 );

        return new String(getRaw(), UTF16LE);
    }


    /**
     * @param targetName
     * @return
     */
    private static byte[] encode ( String targetName ) {
        return targetName.getBytes(UTF16LE);
    }

    }


    @Override
    protected int writeParametersWireFormat ( byte[] dst, int dstIndex ) {
        int start = dstIndex;
        byte[] descr;

        try {
            descr = DESCR.getBytes("ASCII");
        }
        catch ( UnsupportedEncodingException uee ) {
            return 0;
        }

        SMBUtil.writeInt2(NET_SHARE_ENUM, dst, dstIndex);
        dstIndex += 2;