this.output = null;
        }

        try {
            if ( wasOpen ) {
                this.handle.close();
            }
            else if ( this.handle != null ) {
                this.handle.release();
            }
            this.handle = null;
        }
        finally {
            if ( this.treeHandle != null ) {
                this.treeHandle.release();

            throw SmbException.wrap(e);
        }
    }


    SmbFileOutputStream ( SmbFile file, SmbTreeHandleImpl th, SmbFileHandleImpl handle, int openFlags, int access, int sharing )
            throws CIFSException {
        this.file = file;
        this.handle = handle;
        this.openFlags = openFlags;
        this.access = access;
        this.sharing = sharing;
        this.append = false;

    /**
     * @return the max_xmit
     */
    int getMaxXmit () {
        return this.max_xmit;
    }


    /**
     * Get a handle to a service
     * 
     * @param url
     * @param tc
     *            context to use
     * @return a DCERPC handle for the given url
     * @throws MalformedURLException
     * @throws DcerpcException
     */

            if ( Thread.currentThread() == this.thread ) {
                // we are in the transport thread, ie. on idle disconnecting
                // this is synchronous operation
                // This does not handle compound requests
                synchronized ( this.inLock ) {
                    Long peekKey = peekKey();
                    if ( peekKey == firstKey ) {
                        doRecv(response);

     */
    synchronized SmbFileHandleImpl ensureOpen () throws CIFSException {
        if ( this.handle == null || !this.handle.isValid() ) {
            // one extra acquire to keep this open till the stream is released
            if ( this.file instanceof SmbNamedPipe ) {
                this.handle = this.file.openUnshared(
                    SmbConstants.O_EXCL,

    }


    static FileEntry[] doDfsRootEnum ( CIFSContext ctx, SmbResourceLocator loc, Address address ) throws IOException {
        try ( DcerpcHandle handle = getHandle(ctx, loc, address, "\\PIPE\\netdfs") ) {
            MsrpcDfsRootEnum rpc = new MsrpcDfsRootEnum(loc.getServer());
            handle.sendrecv(rpc);
            if ( rpc.retval != 0 ) {
                throw new SmbException(rpc.retval, true);
            }

         */
        p.setProperty("jcifs.smb.client.soTimeout", "1800000");
        p.setProperty("jcifs.netbios.cachePolicy", "1200");
        /*
         * The Filter can only work with NTLMv1 as it uses a man-in-the-middle
         * technique that NTLMv2 specifically thwarts. A real NTLM Filter would
         * need to do a NETLOGON RPC that JCIFS will likely never implement
         * because it requires a lot of extra crypto not used by CIFS.

        public SamrOpenDomain(rpc.policy_handle handle,
                    int access_mask,
                    rpc.sid_t sid,
                    rpc.policy_handle domain_handle) {
            this.handle = handle;
            this.access_mask = access_mask;
            this.sid = sid;
            this.domain_handle = domain_handle;
        }

        synchronized ( this.sidCache ) {
            try ( DcerpcHandle handle = DcerpcHandle.getHandle("ncacn_np:" + authorityServerName + "[\\PIPE\\samr]", tc) ) {
                SamrPolicyHandle policyHandle = new SamrPolicyHandle(handle, authorityServerName, 0x00000030);
                SamrDomainHandle domainHandle = new SamrDomainHandle(handle, policyHandle, 0x00000200, domsid.unwrap(sid_t.class));

        public int prefmaxlen;
        public int totalentries;
        public int resume_handle;

        public ShareEnumAll(String servername,
                    int level,
                    NdrObject info,
                    int prefmaxlen,
                    int totalentries,
                    int resume_handle) {
            this.servername = servername;
            this.level = level;