this.recv_buf_size = ctx.getConfig().getReceiveBufferSize();
        this.tx_buf_size = ctx.getConfig().getTransactionBufferSize();
        this.useUnicode = ctx.getConfig().isUseUnicode();
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.SmbNegotiationResponse#getSelectedDialect()
     */
    @Override
    public DialectVersion getSelectedDialect () {

        return this.delegate.isForceUnicode();
    }


    /**
     * {@inheritDoc}
     * 
     * @see jcifs.Configuration#isUseUnicode()
     */
    @Override
    public boolean isUseUnicode () {
        return this.delegate.isUseUnicode();
    }


    /**
     * {@inheritDoc}
     * 
     * @see jcifs.Configuration#isUseBatching()
     */
    @Override

        this.andxOffset = dstIndex - this.headerStart;
        SMBUtil.writeInt2(this.andxOffset, dst, start + ANDX_OFFSET_OFFSET);

        this.andx.setUseUnicode(this.isUseUnicode());
        if ( this.andx instanceof AndXServerMessageBlock ) {

            /*
             * A word about communicating header info to andx smbs
             *

     */
    public static int getDefaultFlags ( CIFSContext tc ) {
        return NTLMSSP_NEGOTIATE_NTLM | NTLMSSP_NEGOTIATE_VERSION
                | ( tc.getConfig().isUseUnicode() ? NTLMSSP_NEGOTIATE_UNICODE : NTLMSSP_NEGOTIATE_OEM );
    }


    /**
     * Returns the default flags for a Type-2 message created in response
     * to the given Type-1 message in the current environment.

        return this.port139FailoverEnabled;
    }


    @Override
    public boolean isUseBatching () {
        return this.useBatching;
    }


    @Override
    public boolean isUseUnicode () {
        return this.useUnicode;
    }


    @Override
    public boolean isForceUnicode () {
        return this.forceUnicode;
    }


    @Override

    /**
     * 
     * Property <tt>jcifs.smb.client.useUnicode</tt> (boolean, default true)
     * 
     * @return whether to announce support for unicode
     */
    boolean isUseUnicode ();


    /**
     *
     * Property <tt>jcifs.smb.client.forceUnicode</tt> (boolean, default false)
     * 
     * @return whether to use unicode, even if the server does not announce it
     */

    public void setExtendedSecurity ( boolean extendedSecurity ) {
        this.extendedSecurity = extendedSecurity;
    }


    /**
     * @return the useUnicode
     */
    public final boolean isUseUnicode () {
        return this.useUnicode;
    }


    /**
     * @param useUnicode
     *            the useUnicode to set
     */
    public final void setUseUnicode ( boolean useUnicode ) {

     */
    public static int getDefaultFlags ( CIFSContext tc ) {
        return NTLMSSP_NEGOTIATE_NTLM | NTLMSSP_NEGOTIATE_VERSION
                | ( tc.getConfig().isUseUnicode() ? NTLMSSP_NEGOTIATE_UNICODE : NTLMSSP_NEGOTIATE_OEM );
    }


    /**
     * Returns the default flags for a Type-3 message created in response
     * to the given Type-2 message in the current environment.