return dstIndex - start;
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.smb1.trans.SmbComTransaction#writeParametersWireFormat(byte[], int)
     */
    @Override
    protected int writeParametersWireFormat ( byte[] dst, int dstIndex ) {
        return 0;
    }


    @Override
    protected int writeDataWireFormat ( byte[] dst, int dstIndex ) {

     * @param tc
     * @param chlng
     *            The server challenge.
     * @return A <code>byte[]</code> containing the effective user session key,
     *         used in SMB MAC signing and NTLMSSP signing and sealing.
     */
    public byte[] getUserSessionKey ( CIFSContext tc, byte[] chlng ) {
        byte[] key = new byte[16];
        try {
            getUserSessionKey(tc, chlng, key, 0);
        }

	processIOReadBytesMD              = NewCounterMD(processIOReadBytes, "Total bytes read by the process from the underlying storage system, /proc/[pid]/io read_bytes")

import jcifs.internal.util.SMBUtil;


/**
 * @author mbechler
 *
 */
public class SmbComLockingAndX extends AndXServerMessageBlock {

    private int fid;
    private byte typeOfLock;
    private byte newOpLockLevel;
    private long timeout;
    private LockingAndXRange[] locks;
    private LockingAndXRange[] unlocks;
    private boolean largeFile;


    /**
     * @param config
     */

        return 0;
    }


    @Override
    protected int writeDataWireFormat ( byte[] dst, int dstIndex ) {
        return 0;
    }


    @Override
    protected int readSetupWireFormat ( byte[] buffer, int bufferIndex, int len ) {
        return 0;
    }


    @Override

/**
 * @author mbechler
 *
 */
public class Smb2SetInfoRequest extends ServerMessageBlock2Request<Smb2SetInfoResponse> implements RequestWithFileId {

    private byte[] fileId;
    private byte infoType;
    private byte fileInfoClass;
    private int additionalInformation;
    private Encodable info;


    /**
     * 
     * @param config
     */

     */
    private static byte[] decryptRC4 ( byte[] data, Key key ) throws GeneralSecurityException, NoSuchAlgorithmException, NoSuchPaddingException,
            InvalidKeyException, IllegalBlockSizeException, BadPaddingException {
        Cipher cipher;
        byte[] decrypt;
        byte[] code = new byte[4];
        Encdec.enc_uint32le(2, code, 0);
        byte[] codeHmac = getHmac(code, key.getEncoded());

    checkHmac(expected, Hashing.hmacMd5(key), data);
  }

  private static void checkHmac(String expected, HashFunction hashFunc, byte[] data) {
    assertEquals(HashCode.fromString(expected), hashFunc.hashBytes(data));
  }

  private static byte[] fillByteArray(int size, int toFillWith) {
    byte[] array = new byte[size];
    Arrays.fill(array, (byte) toFillWith);

    /**
     * Unknown MAC Address
     */
    public static final byte[] UNKNOWN_MAC_ADDRESS = new byte[] {
        (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00
    };

    Name hostName;
    int address, nodeType;
    boolean groupName, isBeingDeleted, isInConflict, isActive, isPermanent, isDataFromNodeStatus;
    byte[] macAddress;
    String calledName;

     * @param dialect
     * @param preauthIntegrityHash
     * @throws GeneralSecurityException
     * 
     */
    public Smb2SigningDigest ( byte[] sessionKey, int dialect, byte[] preauthIntegrityHash ) throws GeneralSecurityException {
        Mac m;
        byte[] signingKey;
        switch ( dialect ) {
        case Smb2Constants.SMB2_DIALECT_0202:
        case Smb2Constants.SMB2_DIALECT_0210: