public void release () {
        long usage = this.usageCount.decrementAndGet();
        if ( log.isTraceEnabled() ) {
            log.trace("Release transport " + usage + " " + this);
        }

        if ( usage == 0 ) {
            if ( log.isTraceEnabled() ) {
                log.trace("Transport usage dropped to zero " + this);
            }
        }
        else if ( usage < 0 ) {

        super();
    }


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


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


    /**
     * @param cause
     */

        case 3:
            ms_usage = 8;
        case 9:
            ms_usage = 8;
        case 23:
            ms_usage = 13;
        }
        return ms_usage;
    }


    public static byte[] calculateMacHMACAES ( int usage, KerberosKey baseKey, byte[] input ) throws GeneralSecurityException {
        byte[] cst = new byte[] {

        }
        if (authMethod == null) return null;
        NtlmMessage message = (authorization != null) ?
                new Type2Message(Base64.decode(authorization)) : null;
        reconnect();
        if (message == null) {
            message = new Type1Message();
            if (LM_COMPATIBILITY > 2) {
                message.setFlag(NtlmFlags.NTLMSSP_REQUEST_TARGET, true);
            }
        } else {

     */
    private static void verifyAESMAC ( int usage, String expect, String data, String key ) throws GeneralSecurityException {
        verifyAESHMAC(usage, expect, key, Hex.decode(data));
    }


    private static void verifyArcfourHMAC ( int usage, String expect, String data, String key ) throws GeneralSecurityException {
        verifyArcfourHMAC(usage, expect, key, Hex.decode(data));
    }


    /**

    static final String[] result_message = {
        "0",
        "DCERPC_BIND_ERR_ABSTRACT_SYNTAX_NOT_SUPPORTED",
        "DCERPC_BIND_ERR_PROPOSED_TRANSFER_SYNTAXES_NOT_SUPPORTED",
        "DCERPC_BIND_ERR_LOCAL_LIMIT_EXCEEDED"
    };

    static String getResultMessage(int result) {
        return result < 4 ?
                result_message[result] :

import java.io.IOException;
import java.io.InputStream;


/**
 *
 */
public abstract class SessionServicePacket {

    // session service packet types
    static final int SESSION_MESSAGE = 0x00;
    static final int SESSION_REQUEST = 0x81;

    /**
     * 
     */
    public static final int POSITIVE_SESSION_RESPONSE = 0x82;

    /**
     * 
     */

    /**
     * 
     * @param tc
     * @return the initialized response
     * @internal
     */
    public T initResponse ( CIFSContext tc );


    /**
     * 
     * @return the response message
     */
    @Override
    public T getResponse ();


    /**
     * @return this request
     * 
     */
    CommonServerMessageBlock ignoreDisconnect ();

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package jcifs.util.transport;


/**
 * 
 *
 */
public interface Request extends Message {

    /**
     * @return number of credits this request requires
     */
    int getCreditCost ();


    /**
     * @param credits
     */
    void setRequestCredits ( int credits );

                    Response response = (Response)response_map.get( key );
                    if (response == null) {
                        if (log.level >= 4)
                            log.println( "Invalid key, skipping message" );
                        doSkip();
                    } else {
                        doRecv( response );
                        response.isReceived = true;
                        notifyAll();