when(pipe.openUnshared(anyString(), anyInt(), anyInt(), anyInt(), anyInt(), anyInt())).thenReturn(fh);
        when(fh.acquire()).thenReturn(fh);
        lenient().when(fh.isValid()).thenReturn(true);
        lenient().when(fh.getTree()).thenReturn(tree);
        when(fh.getFileId()).thenReturn(new byte[16]);

        // Setup for ioctl request

        when(file.openUnshared(anyInt(), anyInt(), anyInt(), anyInt(), anyInt())).thenReturn(fh);
        when(fh.acquire()).thenReturn(fh);
        when(fh.isValid()).thenReturn(true);
        when(fh.getTree()).thenReturn(tree);
        when(fh.getFileId()).thenReturn(new byte[16]);
        when(fh.getFid()).thenReturn(1);

        // build via package-private constructor to control unshared flag

            try (SmbFileHandleImpl fh = ensureOpen()) {
                if (append) {
                    this.fp = fh.getInitialSize();
                }
                init(th);
                if (!append && this.smb2) {
                    // no open option for truncating, need to truncate the file
                    final Smb2SetInfoRequest treq = new Smb2SetInfoRequest(th.getConfig(), fh.getFileId());

	size := fi.Size()
	fh := &FileHeader{
		Name:               fi.Name(),
		UncompressedSize64: uint64(size),
	}
	fh.SetModTime(fi.ModTime())
	fh.SetMode(fi.Mode())
	if fh.UncompressedSize64 > uint32max {
		fh.UncompressedSize = uint32max
	} else {
		fh.UncompressedSize = uint32(fh.UncompressedSize64)
	}
	return fh, nil
}

type directoryEnd struct {

	}

	// update FileHeader
	fh := w.header.FileHeader
	fh.CRC32 = w.crc32.Sum32()
	fh.CompressedSize64 = uint64(w.compCount.count)
	fh.UncompressedSize64 = uint64(w.rawCount.count)

	if fh.isZip64() {
		fh.CompressedSize = uint32max
		fh.UncompressedSize = uint32max
		fh.ReaderVersion = zipVersion45 // requires 4.5 - File uses ZIP64 format extensions
	} else {
		fh.CompressedSize = uint32(fh.CompressedSize64)

        // ensure file is open
        try (SmbFileHandleImpl fh = ensureOpen(); SmbTreeHandleImpl th = fh.getTree()) {
            int w;
            do {
                w = len > this.writeSize ? this.writeSize : len;
                long cnt;

                if (th.isSMB2()) {
                    final Smb2WriteRequest request = new Smb2WriteRequest(th.getConfig(), fh.getFileId());
                    request.setOffset(this.fp);

		ModifiedDate:     5678,
	}
	testHeaderRoundTrip(fh, fh.UncompressedSize, uint64(fh.UncompressedSize), t)
}

func TestFileHeaderRoundTrip64(t *testing.T) {
	fh := &FileHeader{
		Name:               "foo.txt",
		UncompressedSize64: 9876543210,
		ModifiedTime:       1234,
		ModifiedDate:       5678,
	}
	testHeaderRoundTrip(fh, uint32max, fh.UncompressedSize64, t)
}

        try (SmbFileHandleImpl fh = ensureOpen(); SmbTreeHandleImpl th = fh.getTree()) {

            if (th.isSMB2()) {
                final Smb2IoctlRequest req =
                        new Smb2IoctlRequest(th.getConfig(), Smb2IoctlRequest.FSCTL_PIPE_TRANSCEIVE, fh.getFileId(), inB);
                req.setFlags(Smb2IoctlRequest.SMB2_O_IOCTL_IS_FSCTL);

        }
    }

    /**
     * @throws SmbException
     *
     */
    SmbFileInputStream(final SmbFile file, final SmbTreeHandleImpl th, final SmbFileHandleImpl fh) throws SmbException {
        this.file = file;
        this.handle = fh;
        this.unsharedFile = false;
        this.smb2 = th.isSMB2();
        try {
            init(th);
        } catch (final CIFSException e) {

        assertFalse(target.isOpen());
        assertFalse(target.isStale());

        // After ensureOpen, handle valid -> open
        SmbFileHandleImpl fh = target.ensureOpen();
        assertSame(fileHandle, fh);
        assertTrue(target.isOpen());
        assertFalse(target.isStale());

        // If handle becomes invalid, reflect stale
        when(fileHandle.isValid()).thenReturn(false);