*/
    public static final int NTLMSSP_NEGOTIATE_ALWAYS_SIGN = 0x00008000;

    /**
     * Sent by the server in the Type 2 message to indicate that the
     * target authentication realm is a domain.
     */
    public static final int NTLMSSP_TARGET_TYPE_DOMAIN = 0x00010000;

    /**
     * Sent by the server in the Type 2 message to indicate that the
     * target authentication realm is a server.
     */

    public boolean verifySignature ( byte[] buffer, int i, int size ) {
        // observed too that signatures on error responses are sometimes wrong??
        // Looks like the failure case also is just reflecting back the signature we sent

        // with SMB3's negotiation validation it's no longer possible to ignore this (on the validation response)
        // make sure that validation is performed in any case
        Smb2SigningDigest dgst = getDigest();

        }

        SmbTreeHandleImpl th = getTreeHandle();
        this.response = new Trans2FindFirst2Response(th.getConfig());

        try {
            th.send(
                new Trans2FindFirst2(
                    th.getConfig(),
                    unc,
                    this.getWildcard(),
                    this.getSearchAttributes(),

    reqx.writeMode = 0;
}
                file.send( reqx, rspx );
                fp += rspx.count;
                len -= rspx.count;
                off += rspx.count;
            } else {
                req.setParam( file.fid, fp, len - w, b, off, w );
                fp += rsp.count;
                len -= rsp.count;
                off += rsp.count;
                file.send( req, rsp );
            }

 * multiplexing requests. It encapsulates a stream and some protocol
 * knowledge (provided by a concrete subclass) so that connecting,
 * disconnecting, sending, and receiving can be syncronized
 * properly. Apparatus is provided to send and receive requests
 * concurrently.
 */

public abstract class Transport implements Runnable {

    static int id = 0;
    static LogStream log = LogStream.getInstance();

SmbComReadAndX request = new SmbComReadAndX( file.fid, fp, r, null );
if( file.type == SmbFile.TYPE_NAMED_PIPE ) {
    request.minCount = request.maxCount = request.remaining = 1024;
}
                file.send( request, response );
            } catch( SmbException se ) {
                if( file.type == SmbFile.TYPE_NAMED_PIPE &&
                        se.getNtStatus() == NtStatus.NT_STATUS_PIPE_BROKEN ) {

    /**
     * @param cap
     * @return whether the capabiltiy is present
     * @throws CIFSException
     */
    boolean hasCapability ( int cap ) throws CIFSException;


    /**
     * @return the send buffer size of the underlying connection
     * @throws CIFSException
     */
    int getSendBufferSize () throws CIFSException;


    /**
     * @return the receive buffer size of the underlying connection

    */
    public static final int NTLMSSP_NEGOTIATE_ALWAYS_SIGN = 0x00008000;

    /**
    * Sent by the server in the Type 2 message to indicate that the 
    * target authentication realm is a domain.
    */
    public static final int NTLMSSP_TARGET_TYPE_DOMAIN = 0x00010000;

    /**
    * Sent by the server in the Type 2 message to indicate that the 
    * target authentication realm is a server.
    */

                            tree.send(new SmbComClose(sess.getConfig(), resp2.getFid(), 0L));
                        }
                    }
                }
                finally {
                    if ( resp != null && !trans.isDisconnected() ) {
                        tree.send(new SmbComClose(sess.getConfig(), resp.getFid(), 0L));
                    }
                }

        Smb2CreateResponse createResp;
        try {
            createResp = th.send(create);
        }
        catch ( SmbException e ) {
            Smb2CreateResponse cr = create.getResponse();
            if ( cr != null && cr.isReceived() && cr.getStatus() == NtStatus.NT_STATUS_OK ) {
                try {
                    th.send(new Smb2CloseRequest(th.getConfig(), cr.getFileId()));
                }