return this.binding.toString();
    }


    protected abstract void doSendFragment ( byte[] buf, int off, int length ) throws IOException;


    protected abstract int doReceiveFragment ( byte[] buf ) throws IOException;


    protected abstract int doSendReceiveFragment ( byte[] out, int off, int length, byte[] inB ) throws IOException;


    @Override
    public void close () throws IOException {

    protected int ptype = -1;
    protected int flags = 0;
    protected int length = 0;
    protected int call_id = 0;
    protected int alloc_hint = 0;
    protected int result = 0;

    public boolean isFlagSet(int flag) {
        return (flags & flag) == flag;
    }
    public void unsetFlag(int flag) {
        flags &= ~flag;
    }
    public void setFlag(int flag) {

    protected int ptype = -1;
    protected int flags = 0;
    protected int length = 0;
    protected int call_id = 0;
    protected int alloc_hint = 0;
    protected int result = 0;


    /**
     * 
     * @param flag
     * @return whether flag is set
     */
    public boolean isFlagSet ( int flag ) {
        return ( this.flags & flag ) == flag;
    }

    }

    public static final int ACB_DISABLED = 1;
    public static final int ACB_HOMDIRREQ = 2;
    public static final int ACB_PWNOTREQ = 4;
    public static final int ACB_TEMPDUP = 8;
    public static final int ACB_NORMAL = 16;
    public static final int ACB_MNS = 32;
    public static final int ACB_DOMTRUST = 64;
    public static final int ACB_WSTRUST = 128;
    public static final int ACB_SVRTRUST = 256;

    public static final int SID_NAME_ALIAS = 4;
    public static final int SID_NAME_WKN_GRP = 5;
    public static final int SID_NAME_DELETED = 6;
    public static final int SID_NAME_INVALID = 7;
    public static final int SID_NAME_UNKNOWN = 8;

    public static class LsarTranslatedSid extends NdrObject {

        public int sid_type;
        public int rid;
        public int sid_index;

    protected abstract int writeDataWireFormat ( byte[] dst, int dstIndex );


    protected abstract int readSetupWireFormat ( byte[] buffer, int bufferIndex, int len );


    protected abstract int readParametersWireFormat ( byte[] buffer, int bufferIndex, int len );


    protected abstract int readDataWireFormat ( byte[] buffer, int bufferIndex, int len );


    @Override
    public String toString () {

    // flags

    static final int FLAGS_CLOSE_AFTER_THIS_REQUEST = 0x01;
    static final int FLAGS_CLOSE_IF_END_REACHED = 0x02;
    static final int FLAGS_RETURN_RESUME_KEYS = 0x04;
    static final int FLAGS_RESUME_FROM_PREVIOUS_END = 0x08;
    static final int FLAGS_FIND_WITH_BACKUP_INTENT = 0x10;

    private int searchAttributes;
    private int tflags;
    private int informationLevel;

    public static final int NT_STATUS_ACCESS_VIOLATION = 0xC0000005;
    public static final int NT_STATUS_INVALID_HANDLE = 0xC0000008;
    public static final int NT_STATUS_INVALID_PARAMETER = 0xC000000d;
    public static final int NT_STATUS_NO_SUCH_DEVICE = 0xC000000e;
    public static final int NT_STATUS_NO_SUCH_FILE = 0xC000000f;
    public static final int NT_STATUS_END_OF_FILE = 0xC0000011;

    public static final int SID_NAME_DOMAIN = 3;
    public static final int SID_NAME_ALIAS = 4;
    public static final int SID_NAME_WKN_GRP = 5;
    public static final int SID_NAME_DELETED = 6;
    public static final int SID_NAME_INVALID = 7;
    public static final int SID_NAME_UNKNOWN = 8;

    public static class LsarTranslatedSid extends NdrObject {

        public int sid_type;

    private int FF (int a, int b, int c, int d, int x, int s) {
        int t = a + ((b & c) | (~b & d)) + x;
        return t << s | t >>> (32 - s);
    }
    private int GG (int a, int b, int c, int d, int x, int s) {
        int t = a + ((b & (c | d)) | (c & d)) + x + 0x5A827999;
        return t << s | t >>> (32 - s);
    }
    private int HH (int a, int b, int c, int d, int x, int s) {