throws SmbException, MalformedURLException, UnknownHostException {
        this.file = file;
        if( mode.equals( "r" )) {
            this.openFlags = SmbFile.O_CREAT | SmbFile.O_RDONLY;
        } else if( mode.equals( "rw" )) {
            this.openFlags = SmbFile.O_CREAT | SmbFile.O_RDWR | SmbFile.O_APPEND;
            write_andx_resp = new SmbComWriteAndXResponse();
            options = WRITE_OPTIONS;

                    this.handle = this.pipe.openUnshared(this.openFlags, this.access, this.sharing, SmbConstants.ATTR_NORMAL, 0);
                }
                else {
                    // at least on samba, SmbComOpenAndX fails without the pipe prefix
                    this.handle = this.pipe
                            .openUnshared("\\pipe" + getUncPath(), this.openFlags, this.access, this.sharing, SmbConstants.ATTR_NORMAL, 0);

            0,
            SmbConstants.DEFAULT_SHARING);
    }


    SmbFileOutputStream ( SmbFile file, boolean append, int openFlags, int access, int sharing ) throws SmbException {
        this.file = file;
        this.append = append;
        this.openFlags = openFlags;
        this.sharing = sharing;
        this.access = access | SmbConstants.FILE_WRITE_DATA;

    }

    SmbFileOutputStream( SmbFile file, boolean append, int openFlags ) throws SmbException, MalformedURLException, UnknownHostException {
        this.file = file;
        this.append = append;
        this.openFlags = openFlags;
        this.access = (openFlags >>> 16) & 0xFFFF;
        if( append ) {
            try {
                fp = file.length();

    }

    SmbFileInputStream( SmbFile file, int openFlags ) throws SmbException, MalformedURLException, UnknownHostException {
        this.file = file;
        this.openFlags = openFlags & 0xFFFF;
        this.access = (openFlags >>> 16) & 0xFFFF;
        if (file.type != SmbFile.TYPE_NAMED_PIPE) {
            file.open( openFlags, access, SmbFile.ATTR_NORMAL, 0 );
            this.openFlags &= ~(SmbFile.O_CREAT | SmbFile.O_TRUNC);
        } else {

        this(file, 0, SmbConstants.O_RDONLY, SmbConstants.DEFAULT_SHARING, false);
    }


    SmbFileInputStream ( SmbFile file, int openFlags, int access, int sharing, boolean unshared ) throws SmbException {
        this.file = file;
        this.unsharedFile = unshared;
        this.openFlags = openFlags;
        this.access = access;
        this.sharing = sharing;

        try ( SmbTreeHandleInternal th = file.ensureTreeConnected() ) {

    private static final Logger log = LoggerFactory.getLogger(Smb2CreateResponse.class);

    private byte oplockLevel;
    private byte openFlags;
    private int createAction;
    private long creationTime;
    private long lastAccessTime;
    private long lastWriteTime;
    private long changeTime;
    private long allocationSize;
    private long endOfFile;

            if ( mode.equals("r") ) {
                this.openFlags = SmbConstants.O_CREAT | SmbConstants.O_RDONLY;
                this.access = SmbConstants.FILE_READ_DATA;
            }
            else if ( mode.equals("rw") ) {
                this.openFlags = SmbConstants.O_CREAT | SmbConstants.O_RDWR | SmbConstants.O_APPEND;

    /**
     * Opens an output stream writing to the file (write only, exclusive write access)
     * 
     * @param append
     *            whether to append to or truncate the input
     * @param openFlags
     *            flags for open operation
     * @param access
     *            desired file access flags
     * @param sharing
     *            flags indicating for which operations others may open the file

    }


    @Override
    public SmbFileOutputStream openOutputStream ( boolean append, int openFlags, int access, int sharing ) throws SmbException {
        return new SmbFileOutputStream(this, append, openFlags, access, sharing);
    }


    @Override
    public SmbRandomAccessFile openRandomAccess ( String mode ) throws SmbException {