if( len < 0 ) {
            len = 0;
        }

        if(( pipe.pipeType & SmbNamedPipe.PIPE_TYPE_CALL ) == SmbNamedPipe.PIPE_TYPE_CALL ) {
            pipe.send( new TransWaitNamedPipe( path ),
                                        new TransWaitNamedPipeResponse() );
            pipe.send( new TransCallNamedPipe( path, b, off, len ),