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diff --git a/nx-X11/programs/Xserver/miext/cw/cw.h b/nx-X11/programs/Xserver/miext/cw/cw.h
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+++ b/nx-X11/programs/Xserver/miext/cw/cw.h
@@ -0,0 +1,174 @@
+/*
+ * Copyright © 2004 Eric Anholt
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Eric Anholt not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Eric Anholt makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * ERIC ANHOLT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL ERIC ANHOLT BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+/* $Header: /cvs/xorg/xc/programs/Xserver/miext/cw/cw.h,v 1.14 2005/12/09 18:32:46 ajax Exp $ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "gcstruct.h"
+#include "picturestr.h"
+
+/*
+ * One of these structures is allocated per GC that gets used with a window with
+ * backing pixmap.
+ */
+
+typedef struct {
+ GCPtr pBackingGC; /* Copy of the GC but with graphicsExposures
+ * set FALSE and the clientClip set to
+ * clip output to the valid regions of the
+ * backing pixmap. */
+ unsigned long serialNumber; /* clientClip computed time */
+ unsigned long stateChanges; /* changes in parent gc since last copy */
+ GCOps *wrapOps; /* wrapped ops */
+ GCFuncs *wrapFuncs; /* wrapped funcs */
+} cwGCRec, *cwGCPtr;
+
+extern int cwGCIndex;
+
+#define getCwGC(pGC) ((cwGCPtr)(pGC)->devPrivates[cwGCIndex].ptr)
+#define setCwGC(pGC,p) ((pGC)->devPrivates[cwGCIndex].ptr = (pointer) (p))
+
+/*
+ * One of these structures is allocated per Picture that gets used with a
+ * window with a backing pixmap
+ */
+
+typedef struct {
+ PicturePtr pBackingPicture;
+ unsigned long serialNumber;
+ unsigned long stateChanges;
+} cwPictureRec, *cwPicturePtr;
+
+#define getCwPicture(pPicture) ((cwPicturePtr)(pPicture)->devPrivates[cwPictureIndex].ptr)
+#define setCwPicture(pPicture,p) ((pPicture)->devPrivates[cwPictureIndex].ptr = (pointer) (p))
+
+extern int cwPictureIndex;
+
+extern int cwWindowIndex;
+
+#define cwWindowPrivate(pWindow) ((pWindow)->devPrivates[cwWindowIndex].ptr)
+#define getCwPixmap(pWindow) ((PixmapPtr) cwWindowPrivate(pWindow))
+#define setCwPixmap(pWindow,pPixmap) (cwWindowPrivate(pWindow) = (pointer) (pPixmap))
+
+#define cwDrawableIsRedirWindow(pDraw) \
+ ((pDraw)->type == DRAWABLE_WINDOW && \
+ getCwPixmap((WindowPtr) (pDraw)) != NULL)
+
+typedef struct {
+ /*
+ * screen func wrappers
+ */
+ CloseScreenProcPtr CloseScreen;
+ GetImageProcPtr GetImage;
+ GetSpansProcPtr GetSpans;
+ CreateGCProcPtr CreateGC;
+
+ PaintWindowBackgroundProcPtr PaintWindowBackground;
+ PaintWindowBorderProcPtr PaintWindowBorder;
+ CopyWindowProcPtr CopyWindow;
+
+ GetWindowPixmapProcPtr GetWindowPixmap;
+ SetWindowPixmapProcPtr SetWindowPixmap;
+
+#ifdef RENDER
+ DestroyPictureProcPtr DestroyPicture;
+ ChangePictureClipProcPtr ChangePictureClip;
+ DestroyPictureClipProcPtr DestroyPictureClip;
+
+ ChangePictureProcPtr ChangePicture;
+ ValidatePictureProcPtr ValidatePicture;
+
+ CompositeProcPtr Composite;
+ GlyphsProcPtr Glyphs;
+ CompositeRectsProcPtr CompositeRects;
+
+ TrapezoidsProcPtr Trapezoids;
+ TrianglesProcPtr Triangles;
+ TriStripProcPtr TriStrip;
+ TriFanProcPtr TriFan;
+
+ RasterizeTrapezoidProcPtr RasterizeTrapezoid;
+#endif
+} cwScreenRec, *cwScreenPtr;
+
+extern int cwScreenIndex;
+
+#define getCwScreen(pScreen) ((cwScreenPtr)(pScreen)->devPrivates[cwScreenIndex].ptr)
+#define setCwScreen(pScreen,p) ((cwScreenPtr)(pScreen)->devPrivates[cwScreenIndex].ptr = (p))
+
+#define CW_OFFSET_XYPOINTS(ppt, npt) do { \
+ DDXPointPtr _ppt = (DDXPointPtr)(ppt); \
+ int _i; \
+ for (_i = 0; _i < npt; _i++) { \
+ _ppt[_i].x += dst_off_x; \
+ _ppt[_i].y += dst_off_y; \
+ } \
+} while (0)
+
+#define CW_OFFSET_RECTS(prect, nrect) do { \
+ int _i; \
+ for (_i = 0; _i < nrect; _i++) { \
+ (prect)[_i].x += dst_off_x; \
+ (prect)[_i].y += dst_off_y; \
+ } \
+} while (0)
+
+#define CW_OFFSET_ARCS(parc, narc) do { \
+ int _i; \
+ for (_i = 0; _i < narc; _i++) { \
+ (parc)[_i].x += dst_off_x; \
+ (parc)[_i].y += dst_off_y; \
+ } \
+} while (0)
+
+#define CW_OFFSET_XY_DST(x, y) do { \
+ (x) = (x) + dst_off_x; \
+ (y) = (y) + dst_off_y; \
+} while (0)
+
+#define CW_OFFSET_XY_SRC(x, y) do { \
+ (x) = (x) + src_off_x; \
+ (y) = (y) + src_off_y; \
+} while (0)
+
+/* cw.c */
+DrawablePtr
+cwGetBackingDrawable(DrawablePtr pDrawable, int *x_off, int *y_off);
+
+/* cw_render.c */
+
+void
+cwInitializeRender (ScreenPtr pScreen);
+
+void
+cwFiniRender (ScreenPtr pScreen);
+
+/* cw.c */
+
+void
+miInitializeCompositeWrapper(ScreenPtr pScreen);
+
+/* Must be called before miInitializeCompositeWrapper */
+void
+miDisableCompositeWrapper(ScreenPtr pScreen);