* write to a Named Pipe.
     * @return the input stream for reading from this pipe
     * @throws IOException if an I/O error occurs
     */

    public InputStream getNamedPipeInputStream() throws IOException {
        if (pipeIn == null) {
            if ((pipeType & PIPE_TYPE_CALL) == PIPE_TYPE_CALL || (pipeType & PIPE_TYPE_TRANSACT) == PIPE_TYPE_TRANSACT) {

        if (out != null && !out.isOpen()) {
            throw new IOException("DCERPC pipe is no longer open");
        }

        if (in == null) {
            in = (SmbFileInputStream) pipe.getNamedPipeInputStream();
        }
        if (out == null) {
            out = (SmbFileOutputStream) pipe.getNamedPipeOutputStream();
        }
        if (isDirect) {
            out.writeDirect(buf, off, length, 1);