SmbTreeImpl ( SmbSessionImpl session, String share, String service ) {
        this.session = session.acquire();
        this.share = share.toUpperCase();
        if ( service != null && !service.startsWith("??") ) {
            this.service = service;
        }
        this.service0 = this.service;

        this.traceResource = this.session.getConfig().isTraceResourceUsage();

                }
                throw new SmbException("EOF during NetBIOS session request");
            }
            switch ( this.sbuf[ 0 ] & 0xFF ) {
            case SessionServicePacket.POSITIVE_SESSION_RESPONSE:
                if ( log.isDebugEnabled() ) {
                    log.debug("session established ok with " + this.address);
                }
                return;

            try ( SmbTreeHandleInternal treeHandle = (SmbTreeHandleInternal) f.getTreeHandle();
                  SmbSessionInternal session = treeHandle.getSession().unwrap(SmbSessionInternal.class) ) {
                assertNotNull(session);
                try ( SmbTransportInternal transport = session.getTransport().unwrap(SmbTransportInternal.class) ) {
                    assertNotNull(transport);

        /* Downgrade one transport to the lower of the negotiated buffer sizes
         * so we can just send whatever is received.
         */

        SmbTransport t1 = tree.session.transport;
        SmbTransport t2 = dest.tree.session.transport;

        if( t1.snd_buf_size < t2.snd_buf_size ) {
            t2.snd_buf_size = t1.snd_buf_size;
        } else {
            t1.snd_buf_size = t2.snd_buf_size;

         * If a local hostname was not provided a name like
         * JCIFS34_172_A6 will be dynamically generated for the
         * client. This is primarily (exclusively?) used as a
         * CallingName during session establishment.
         */
        String localHostname = tc.getConfig().getNetbiosHostname();
        if ( localHostname == null || localHostname.length() == 0 ) {
            byte[] addr = localInetAddress.getAddress();