this(null, null);
    }


    public PACDecodingException ( String message ) {
        this(message, null);
    }


    public PACDecodingException ( Throwable cause ) {
        this(null, cause);
    }


    public PACDecodingException ( String message, Throwable cause ) {
        super(message, cause);
    }

    /**
     * Returns the flags currently in use for this message.
     *
     * @return An <code>int</code> containing the flags in use for this
     *         message.
     */
    public int getFlags () {
        return this.flags;
    }


    /**
     * Sets the flags for this message.
     *
     * @param flags
     *            The flags for this message.
     */
    public void setFlags ( int flags ) {

        ERROR_MORE_DATA, ERROR_SERVICE_NOT_INSTALLED, ERROR_NO_BROWSER_SERVERS_FOUND,
    };

    static final String[] WINERR_MESSAGES = {
        "The operation completed successfully.", "Access is denied.",
        "No more connections can be made to this remote computer at this time because there are already as many connections as the computer can accept.",

        super();
    }


    /**
     * @param message
     * @param cause
     */
    public RuntimeCIFSException ( String message, Throwable cause ) {
        super(message, cause);
    }


    /**
     * @param message
     */
    public RuntimeCIFSException ( String message ) {
        super(message);
    }


    /**
     * @param cause
     */

    /**
    * Specifies that communication across the authenticated channel
    * should carry a digital signature (message integrity).
    */
    public static final int NTLMSSP_NEGOTIATE_SIGN = 0x00000010;

    /**
    * Specifies that communication across the authenticated channel
    * should be encrypted (message confidentiality).
    */
    public static final int NTLMSSP_NEGOTIATE_SEAL = 0x00000020;

    /**

 */
package jcifs.internal;


import jcifs.util.transport.Message;


/**
 * @author mbechler
 *
 */
public interface CommonServerMessageBlock extends Message {

    /**
     * Decode message data from the given byte array
     * 
     * @param buffer
     * @param bufferIndex
     * @return message length
     * @throws SMBProtocolDecodingException
     */

    /* Construct the shared static client object that will
     * conduct all encoding and decoding of NetBIOS name service
     * messages as well as socket IO in a synchronized fashon.
     */

    private static final NameServiceClient CLIENT = new NameServiceClient();

    private static final int DEFAULT_CACHE_POLICY = 30;

     * @param length
     *            The length of the SMB data starting at offset.
     * @param request
     *            request message
     * @param response
     *            response message
     */
    void sign ( byte[] data, int offset, int length, CommonServerMessageBlock request, CommonServerMessageBlock response );


    /**

            return dstIndex - start;
        }

        /*
         * The message provided to batch has a batchLimit that is
         * higher than the current batchLevel so we will now encode
         * that chained message. Before doing so we must increment
         * the batchLevel of the andx message in case it itself is an
         * andx message and needs to perform the same check as above.
         */

    boolean isError ();


    /**
     * Set error status
     */
    void error ();


    /**
     * 
     * @return the message timeout
     */
    Long getExpiration ();


    /**
     * 
     * @param exp
     *            message timeout
     */
    void setExpiration ( Long exp );


    /**
     * 
     */
    public void reset ();


    /**