Merge remote-tracking branch 'origin/released'

Conflicts:
	pixman/pixman/pixman-mmx.c
	xorg-server/Xext/shm.c
	xorg-server/Xext/syncsrv.h
	xorg-server/Xext/xvmain.c
	xorg-server/Xi/exevents.c
	xorg-server/Xi/opendev.c
	xorg-server/composite/compalloc.c
	xorg-server/composite/compoverlay.c
	xorg-server/dix/colormap.c
	xorg-server/dix/devices.c
	xorg-server/dix/dispatch.c
	xorg-server/dix/dixfonts.c
	xorg-server/dix/eventconvert.c
	xorg-server/dix/events.c
	xorg-server/dix/gc.c
	xorg-server/dix/getevents.c
	xorg-server/dix/main.c
	xorg-server/dix/privates.c
	xorg-server/dix/registry.c
	xorg-server/dix/resource.c
	xorg-server/exa/exa_accel.c
	xorg-server/exa/exa_migration_classic.c
	xorg-server/exa/exa_unaccel.c
	xorg-server/fb/fb.h
	xorg-server/fb/fbcopy.c
	xorg-server/fb/fbpixmap.c
	xorg-server/glx/dispatch.h
	xorg-server/glx/glapi.h
	xorg-server/glx/glapi_gentable.c
	xorg-server/glx/glapitable.h
	xorg-server/glx/glprocs.h
	xorg-server/glx/glxcmds.c
	xorg-server/glx/glxcmdsswap.c
	xorg-server/glx/glxdricommon.c
	xorg-server/glx/glxdriswrast.c
	xorg-server/glx/glxext.c
	xorg-server/glx/indirect_dispatch.c
	xorg-server/glx/indirect_dispatch.h
	xorg-server/glx/indirect_dispatch_swap.c
	xorg-server/glx/indirect_size.h
	xorg-server/glx/indirect_size_get.h
	xorg-server/glx/indirect_table.c
	xorg-server/glx/indirect_util.c
	xorg-server/glx/rensize.c
	xorg-server/glx/single2swap.c
	xorg-server/glx/singlepix.c
	xorg-server/glx/singlepixswap.c
	xorg-server/glx/singlesize.c
	xorg-server/hw/dmx/dmxinit.c
	xorg-server/hw/kdrive/ephyr/ephyr.c
	xorg-server/hw/kdrive/ephyr/hostx.c
	xorg-server/hw/kdrive/ephyr/hostx.h
	xorg-server/hw/kdrive/src/kinput.c
	xorg-server/hw/xfree86/common/compiler.h
	xorg-server/hw/xwin/InitInput.c
	xorg-server/hw/xwin/InitOutput.c
	xorg-server/hw/xwin/ddraw.h
	xorg-server/hw/xwin/glx/glwrap.c
	xorg-server/hw/xwin/glx/indirect.c
	xorg-server/hw/xwin/glx/wgl_ext_api.h
	xorg-server/hw/xwin/glx/winpriv.c
	xorg-server/hw/xwin/win.h
	xorg-server/hw/xwin/winallpriv.c
	xorg-server/hw/xwin/winauth.c
	xorg-server/hw/xwin/winclipboard.h
	xorg-server/hw/xwin/winclipboardinit.c
	xorg-server/hw/xwin/winclipboardthread.c
	xorg-server/hw/xwin/winclipboardunicode.c
	xorg-server/hw/xwin/winclipboardwndproc.c
	xorg-server/hw/xwin/winclipboardwrappers.c
	xorg-server/hw/xwin/winclipboardxevents.c
	xorg-server/hw/xwin/wincmap.c
	xorg-server/hw/xwin/winconfig.c
	xorg-server/hw/xwin/wincreatewnd.c
	xorg-server/hw/xwin/wincursor.c
	xorg-server/hw/xwin/windialogs.c
	xorg-server/hw/xwin/winengine.c
	xorg-server/hw/xwin/winerror.c
	xorg-server/hw/xwin/wingc.c
	xorg-server/hw/xwin/wingetsp.c
	xorg-server/hw/xwin/winkeybd.c
	xorg-server/hw/xwin/winkeybd.h
	xorg-server/hw/xwin/winlayouts.h
	xorg-server/hw/xwin/winmisc.c
	xorg-server/hw/xwin/winmonitors.c
	xorg-server/hw/xwin/winmouse.c
	xorg-server/hw/xwin/winmsg.c
	xorg-server/hw/xwin/winmsg.h
	xorg-server/hw/xwin/winmultiwindowclass.c
	xorg-server/hw/xwin/winmultiwindowicons.c
	xorg-server/hw/xwin/winmultiwindowshape.c
	xorg-server/hw/xwin/winmultiwindowwindow.c
	xorg-server/hw/xwin/winmultiwindowwm.c
	xorg-server/hw/xwin/winmultiwindowwndproc.c
	xorg-server/hw/xwin/winnativegdi.c
	xorg-server/hw/xwin/winpfbdd.c
	xorg-server/hw/xwin/winpixmap.c
	xorg-server/hw/xwin/winpolyline.c
	xorg-server/hw/xwin/winprefs.c
	xorg-server/hw/xwin/winprocarg.c
	xorg-server/hw/xwin/winregistry.c
	xorg-server/hw/xwin/winscrinit.c
	xorg-server/hw/xwin/winsetsp.c
	xorg-server/hw/xwin/winshaddd.c
	xorg-server/hw/xwin/winshadddnl.c
	xorg-server/hw/xwin/winshadgdi.c
	xorg-server/hw/xwin/wintrayicon.c
	xorg-server/hw/xwin/winwin32rootless.c
	xorg-server/hw/xwin/winwin32rootlesswindow.c
	xorg-server/hw/xwin/winwin32rootlesswndproc.c
	xorg-server/hw/xwin/winwindow.c
	xorg-server/hw/xwin/winwindow.h
	xorg-server/hw/xwin/winwindowswm.c
	xorg-server/hw/xwin/winwndproc.c
	xorg-server/include/callback.h
	xorg-server/include/dixstruct.h
	xorg-server/include/misc.h
	xorg-server/include/os.h
	xorg-server/include/scrnintstr.h
	xorg-server/mi/micmap.c
	xorg-server/mi/miinitext.c
	xorg-server/mi/mioverlay.c
	xorg-server/mi/misprite.c
	xorg-server/mi/mivaltree.c
	xorg-server/mi/miwindow.c
	xorg-server/miext/damage/damage.c
	xorg-server/miext/rootless/rootlessGC.c
	xorg-server/miext/rootless/rootlessWindow.c
	xorg-server/os/WaitFor.c
	xorg-server/os/access.c
	xorg-server/os/connection.c
	xorg-server/os/io.c
	xorg-server/os/log.c
	xorg-server/os/osinit.c
	xorg-server/os/utils.c
	xorg-server/os/xdmcp.c
	xorg-server/os/xprintf.c
	xorg-server/os/xstrans.c
	xorg-server/render/mipict.c
	xorg-server/xkb/xkbActions.c
	xorg-server/xkb/xkbInit.c
	xorg-server/xkeyboard-config/compat/default.in

1 files changed, 552 insertions, 537 deletions

diff --git a/xorg-server/hw/xquartz/xpr/driWrap.c b/xorg-server/hw/xquartz/xpr/driWrap.c
index c38761555..eca31b263 100644
--- a/xorg-server/hw/xquartz/xpr/driWrap.c
+++ b/xorg-server/hw/xquartz/xpr/driWrap.c
@@ -1,537 +1,552 @@
-/*

-Copyright (c) 2009 Apple Computer, Inc.

-All Rights Reserved.

-

-Permission is hereby granted, free of charge, to any person obtaining a

-copy of this software and associated documentation files (the

-"Software"), to deal in the Software without restriction, including

-without limitation the rights to use, copy, modify, merge, publish,

-distribute, sub license, and/or sell copies of the Software, and to

-permit persons to whom the Software is furnished to do so, subject to

-the following conditions:

-

-The above copyright notice and this permission notice (including the

-next paragraph) shall be included in all copies or substantial portions

-of the Software.

-

-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS

-OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

-MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.

-IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR

-ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,

-TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE

-SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

-*/

-#ifdef HAVE_DIX_CONFIG_H

-#include <dix-config.h>

-#endif

-

-#include <stddef.h>

-#include "mi.h"

-#include "scrnintstr.h"

-#include "gcstruct.h"

-#include "pixmapstr.h"

-#include "windowstr.h"

-#include "dixfontstr.h"

-#include "mivalidate.h"

-#include "driWrap.h"

-#include "dri.h"

-

-#include <OpenGL/OpenGL.h>

-

-typedef struct {

-    GCOps *originalOps;

-} DRIGCRec;

-

-typedef struct {

-    GCOps *originalOps;

-    CreateGCProcPtr CreateGC;

-} DRIWrapScreenRec;

-

-typedef struct {

-    Bool didSave;

-    int devKind;

-    DevUnion devPrivate;

-} DRISavedDrawableState;

-

-static DevPrivateKeyRec driGCKeyRec;

-#define driGCKey (&driGCKeyRec)

-

-static DevPrivateKeyRec driWrapScreenKeyRec;

-#define driWrapScreenKey (&driWrapScreenKeyRec)

-

-static GCOps driGCOps;

-

-#define wrap(priv, real, member, func) { \

-	priv->member = real->member; \

-	real->member = func; \

-    }

-

-#define unwrap(priv, real, member) { \

-	real->member = priv->member; \

-    }

-

-static DRIGCRec *

-DRIGetGCPriv(GCPtr pGC) {

-    return dixLookupPrivate(&pGC->devPrivates, driGCKey);

-}

-

-static void

-DRIUnwrapGC(GCPtr pGC) {

-    DRIGCRec *pGCPriv = DRIGetGCPriv(pGC);

-

-    pGC->ops = pGCPriv->originalOps;

-}

-

-static void 

-DRIWrapGC(GCPtr pGC) {

-    pGC->ops = &driGCOps;

-}

-

-static void

-DRISurfaceSetDrawable(DrawablePtr pDraw, 

-				  DRISavedDrawableState *saved) {

-    saved->didSave = FALSE;

-    

-    if(pDraw->type == DRAWABLE_PIXMAP) {

-	int pitch, width, height, bpp;

-	void *buffer;

-

-	if(DRIGetPixmapData(pDraw, &width, &height, &pitch, &bpp, &buffer)) {

-	    PixmapPtr pPix = (PixmapPtr)pDraw;

-

-	    saved->devKind = pPix->devKind;

-	    saved->devPrivate.ptr = pPix->devPrivate.ptr;

-	    saved->didSave = TRUE;

-

-	    pPix->devKind = pitch;

-	    pPix->devPrivate.ptr = buffer;

-	}

-    }

-}

-

-static void

-DRISurfaceRestoreDrawable(DrawablePtr pDraw,

-				      DRISavedDrawableState *saved) {

-    PixmapPtr pPix = (PixmapPtr)pDraw;

-

-    if(!saved->didSave) 

-	return;

-

-    pPix->devKind = saved->devKind;

-    pPix->devPrivate.ptr = saved->devPrivate.ptr;

-}

-

-static void

-DRIFillSpans(DrawablePtr dst, GCPtr pGC, int nInit,

-			 DDXPointPtr pptInit, int *pwidthInit, 

-			 int sorted) {

-    DRISavedDrawableState saved;

-

-    DRISurfaceSetDrawable(dst, &saved);

-

-    DRIUnwrapGC(pGC);

-

-    pGC->ops->FillSpans(dst, pGC, nInit, pptInit, pwidthInit, sorted);

-    

-    DRIWrapGC(pGC);

-    

-    DRISurfaceRestoreDrawable(dst, &saved);

-}

-

-static void

-DRISetSpans(DrawablePtr dst, GCPtr pGC, char *pSrc,

-			DDXPointPtr pptInit, int *pwidthInit,

-			int nspans, int sorted) {

-    DRISavedDrawableState saved;

-    

-    DRISurfaceSetDrawable(dst, &saved);

-

-    DRIUnwrapGC(pGC);

-    

-    pGC->ops->SetSpans(dst, pGC, pSrc, pptInit, pwidthInit, nspans, sorted);

-

-    DRIWrapGC(pGC);

-    

-    DRISurfaceRestoreDrawable(dst, &saved);

-}

-

-static void

-DRIPutImage(DrawablePtr dst, GCPtr pGC,

-			int depth, int x, int y, int w, int h,

-			int leftPad, int format, char *pBits) {

-    DRISavedDrawableState saved;

-

-    DRISurfaceSetDrawable(dst, &saved);

-

-    DRIUnwrapGC(pGC);

-

-    pGC->ops->PutImage(dst, pGC, depth, x, y, w, h, leftPad, format, pBits);

-   

-    DRIWrapGC(pGC);

-

-    DRISurfaceRestoreDrawable(dst, &saved);

-}

-

-static RegionPtr

-DRICopyArea(DrawablePtr pSrc, DrawablePtr dst, GCPtr pGC,

-			     int srcx, int srcy, int w, int h,

-			     int dstx, int dsty) {

-    RegionPtr pReg;

-    DRISavedDrawableState pSrcSaved, dstSaved;

-    

-    DRISurfaceSetDrawable(pSrc, &pSrcSaved);

-    DRISurfaceSetDrawable(dst, &dstSaved);

-      

-    DRIUnwrapGC(pGC);

-

-    pReg = pGC->ops->CopyArea(pSrc, dst, pGC, srcx, srcy, w, h, dstx, dsty);

-

-    DRIWrapGC(pGC);

-

-    DRISurfaceRestoreDrawable(pSrc, &pSrcSaved);

-    DRISurfaceRestoreDrawable(dst, &dstSaved);     

-

-    return pReg;

-}

-

-static RegionPtr

-DRICopyPlane(DrawablePtr pSrc, DrawablePtr dst,

-			     GCPtr pGC, int srcx, int srcy,

-			     int w, int h, int dstx, int dsty,

-			     unsigned long plane) {

-    RegionPtr pReg;

-    DRISavedDrawableState pSrcSaved, dstSaved;

-

-    DRISurfaceSetDrawable(pSrc, &pSrcSaved);

-    DRISurfaceSetDrawable(dst, &dstSaved);

-

-

-    DRIUnwrapGC(pGC);

-    

-    pReg = pGC->ops->CopyPlane(pSrc, dst, pGC, srcx, srcy, w, h, dstx, dsty,

-			       plane);

-    

-    DRIWrapGC(pGC);

-

-    DRISurfaceRestoreDrawable(pSrc, &pSrcSaved);

-    DRISurfaceRestoreDrawable(dst, &dstSaved);

-

-    return pReg;

-}

-

-static void

-DRIPolyPoint(DrawablePtr dst, GCPtr pGC,

-			 int mode, int npt, DDXPointPtr pptInit) {

-    DRISavedDrawableState saved;

-    

-    DRISurfaceSetDrawable(dst, &saved);

-    

-    DRIUnwrapGC(pGC);

-    

-    pGC->ops->PolyPoint(dst, pGC, mode, npt, pptInit);

-

-    DRIWrapGC(pGC);

-

-    DRISurfaceRestoreDrawable(dst, &saved);

-}

-

-static void

-DRIPolylines(DrawablePtr dst, GCPtr pGC,

-			 int mode, int npt, DDXPointPtr pptInit) {

-    DRISavedDrawableState saved;

-    

-    DRISurfaceSetDrawable(dst, &saved);

-

-    DRIUnwrapGC(pGC);

-	

-    pGC->ops->Polylines(dst, pGC, mode, npt, pptInit);

-

-    DRIWrapGC(pGC);

-    

-    DRISurfaceRestoreDrawable(dst, &saved);

-}

-

-static void

-DRIPolySegment(DrawablePtr dst, GCPtr pGC,

-			   int nseg, xSegment *pSeg) {

-    DRISavedDrawableState saved;

-    

-    DRISurfaceSetDrawable(dst, &saved);

-

-    DRIUnwrapGC(pGC);

-

-    pGC->ops->PolySegment(dst, pGC, nseg, pSeg);

-    

-    DRIWrapGC(pGC);

-

-    DRISurfaceRestoreDrawable(dst, &saved);

-}

-

-static void

-DRIPolyRectangle(DrawablePtr dst, GCPtr pGC,

-                                  int nRects, xRectangle *pRects) {

-    DRISavedDrawableState saved;

-    

-    DRISurfaceSetDrawable(dst, &saved);

-    

-    DRIUnwrapGC(pGC);

- 

-    pGC->ops->PolyRectangle(dst, pGC, nRects, pRects);

-   

-    DRIWrapGC(pGC);

-

-    DRISurfaceRestoreDrawable(dst, &saved);

-}

-static void

-DRIPolyArc(DrawablePtr dst, GCPtr pGC, int narcs, xArc *parcs) {

-    DRISavedDrawableState saved;

-      

-    DRISurfaceSetDrawable(dst, &saved);

-

-    DRIUnwrapGC(pGC);

-    

-    pGC->ops->PolyArc(dst, pGC, narcs, parcs);

-

-    DRIWrapGC(pGC);

-    

-    DRISurfaceRestoreDrawable(dst, &saved);

-}

-

-static void

-DRIFillPolygon(DrawablePtr dst, GCPtr pGC,

-			   int shape, int mode, int count,

-			   DDXPointPtr pptInit) {

-    DRISavedDrawableState saved;

-    

-    DRISurfaceSetDrawable(dst, &saved);

-      

-    DRIUnwrapGC(pGC);

-    

-    pGC->ops->FillPolygon(dst, pGC, shape, mode, count, pptInit);

-

-    DRIWrapGC(pGC);

-

-    DRISurfaceRestoreDrawable(dst, &saved);

-}

-

-static void

-DRIPolyFillRect(DrawablePtr dst, GCPtr pGC,

-			    int nRectsInit, xRectangle *pRectsInit) {

-    DRISavedDrawableState saved;

-    

-    DRISurfaceSetDrawable(dst, &saved);

-

-    DRIUnwrapGC(pGC);

-

-    pGC->ops->PolyFillRect(dst, pGC, nRectsInit, pRectsInit);

-    

-    DRIWrapGC(pGC);

-

-    DRISurfaceRestoreDrawable(dst, &saved);

-}

-

-static void

-DRIPolyFillArc(DrawablePtr dst, GCPtr pGC,

-			   int narcsInit, xArc *parcsInit) {

-    DRISavedDrawableState saved;

-    

-    DRISurfaceSetDrawable(dst, &saved);

-

-    DRIUnwrapGC(pGC);

-

-    pGC->ops->PolyFillArc(dst, pGC, narcsInit, parcsInit);

-    

-    DRIWrapGC(pGC);

-

-    DRISurfaceRestoreDrawable(dst, &saved);

-}

-

-static int

-DRIPolyText8(DrawablePtr dst, GCPtr pGC,

-			int x, int y, int count, char *chars) {

-    int ret;

-    DRISavedDrawableState saved;

-    

-    DRISurfaceSetDrawable(dst, &saved);

-

-    DRIUnwrapGC(pGC);

-    

-    ret = pGC->ops->PolyText8(dst, pGC, x, y, count, chars);

-    

-    DRIWrapGC(pGC);

-    

-    DRISurfaceRestoreDrawable(dst, &saved);

-

-    return ret;

-}

-

-static int

-DRIPolyText16(DrawablePtr dst, GCPtr pGC,

-			 int x, int y, int count, unsigned short *chars) {

-    int ret;

-    DRISavedDrawableState saved;

-    

-    DRISurfaceSetDrawable(dst, &saved);

-

-    DRIUnwrapGC(pGC);

-    

-    ret = pGC->ops->PolyText16(dst, pGC, x, y, count, chars);

-

-    DRIWrapGC(pGC);

-    

-    DRISurfaceRestoreDrawable(dst, &saved);

-

-    return ret;

-}

-

-static void

-DRIImageText8(DrawablePtr dst, GCPtr pGC,

-			  int x, int y, int count, char *chars) {

-    DRISavedDrawableState saved;

-    

-    DRISurfaceSetDrawable(dst, &saved);

-

-    DRIUnwrapGC(pGC);

-    

-    pGC->ops->ImageText8(dst, pGC, x, y, count, chars);

-

-    DRIWrapGC(pGC);

-    

-    DRISurfaceRestoreDrawable(dst, &saved);

-}

-

-static void

-DRIImageText16(DrawablePtr dst, GCPtr pGC,

-			   int x, int y, int count, unsigned short *chars) {

-    DRISavedDrawableState saved;

-    

-    DRISurfaceSetDrawable(dst, &saved);

-

-    DRIUnwrapGC(pGC);

-

-    pGC->ops->ImageText16(dst, pGC, x, y, count, chars);

-    

-    DRIWrapGC(pGC);

-

-    DRISurfaceRestoreDrawable(dst, &saved);

-}

-

-static void

-DRIImageGlyphBlt(DrawablePtr dst, GCPtr pGC,

-			     int x, int y, unsigned int nglyphInit,

-			     CharInfoPtr *ppciInit, pointer unused) {

-    DRISavedDrawableState saved;

-    

-    DRISurfaceSetDrawable(dst, &saved);

-

-    DRIUnwrapGC(pGC);

-

-    pGC->ops->ImageGlyphBlt(dst, pGC, x, y, nglyphInit, ppciInit, unused);

-    

-    DRIWrapGC(pGC);

-

-    DRISurfaceRestoreDrawable(dst, &saved);

-}

-

-static void DRIPolyGlyphBlt(DrawablePtr dst, GCPtr pGC,

-			    int x, int y, unsigned int nglyph,

-			    CharInfoPtr *ppci, pointer pglyphBase) {

-    DRISavedDrawableState saved;

-    

-    DRISurfaceSetDrawable(dst, &saved);

-

-    DRIUnwrapGC(pGC);

-

-    pGC->ops->PolyGlyphBlt(dst, pGC, x, y, nglyph, ppci, pglyphBase);

-    

-    DRIWrapGC(pGC);

-

-    DRISurfaceRestoreDrawable(dst, &saved);

-}

-

-static void

-DRIPushPixels(GCPtr pGC, PixmapPtr pBitMap, DrawablePtr dst,

-			  int dx, int dy, int xOrg, int yOrg) {

-    DRISavedDrawableState bitMapSaved, dstSaved;

-        

-    DRISurfaceSetDrawable(&pBitMap->drawable, &bitMapSaved);

-    DRISurfaceSetDrawable(dst, &dstSaved);

-

-    DRIUnwrapGC(pGC);

-

-    pGC->ops->PushPixels(pGC, pBitMap, dst, dx, dy, xOrg, yOrg);

-    

-    DRIWrapGC(pGC);

-

-    DRISurfaceRestoreDrawable(&pBitMap->drawable, &bitMapSaved);

-    DRISurfaceRestoreDrawable(dst, &dstSaved);

-}

-

-

-static GCOps driGCOps = {

-    DRIFillSpans,

-    DRISetSpans,

-    DRIPutImage,

-    DRICopyArea,

-    DRICopyPlane,

-    DRIPolyPoint,

-    DRIPolylines,

-    DRIPolySegment,

-    DRIPolyRectangle,

-    DRIPolyArc,

-    DRIFillPolygon,

-    DRIPolyFillRect,

-    DRIPolyFillArc,

-    DRIPolyText8,

-    DRIPolyText16,

-    DRIImageText8,

-    DRIImageText16,

-    DRIImageGlyphBlt,

-    DRIPolyGlyphBlt,

-    DRIPushPixels

-};

-

-

-static Bool

-DRICreateGC(GCPtr pGC) {

-    ScreenPtr pScreen = pGC->pScreen;

-    DRIWrapScreenRec *pScreenPriv;

-    DRIGCRec *pGCPriv;

-    Bool ret;

-

-    pScreenPriv = dixLookupPrivate(&pScreen->devPrivates, driWrapScreenKey);

-    

-    pGCPriv = DRIGetGCPriv(pGC);

-

-    unwrap(pScreenPriv, pScreen, CreateGC);

-    ret = pScreen->CreateGC(pGC);

-

-    if(ret) {

-	pGCPriv->originalOps = pGC->ops;

-	pGC->ops = &driGCOps;

-    }

-

-    wrap(pScreenPriv, pScreen, CreateGC, DRICreateGC);

-    

-    return ret;

-}

-

-

-/* Return false if an error occurred. */

-Bool 

-DRIWrapInit(ScreenPtr pScreen) {

-    DRIWrapScreenRec *pScreenPriv;

-

-    if(!dixRegisterPrivateKey(&driGCKeyRec, PRIVATE_GC, sizeof(DRIGCRec)))

-	return FALSE;

-

-    if(!dixRegisterPrivateKey(&driWrapScreenKeyRec, PRIVATE_SCREEN, sizeof(DRIWrapScreenRec)))

-	return FALSE;

-

-    pScreenPriv = dixGetPrivateAddr(&pScreen->devPrivates, &driWrapScreenKeyRec);

-    pScreenPriv->CreateGC = pScreen->CreateGC;

-    pScreen->CreateGC = DRICreateGC;

-    

-    return TRUE;

-}

+/*
+Copyright (c) 2009 Apple Computer, Inc.
+All Rights Reserved.
+
+Permission is hereby granted, free of charge, to any person obtaining a
+copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sub license, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice (including the
+next paragraph) shall be included in all copies or substantial portions
+of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
+ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+*/
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <stddef.h>
+#include "mi.h"
+#include "scrnintstr.h"
+#include "gcstruct.h"
+#include "pixmapstr.h"
+#include "windowstr.h"
+#include "dixfontstr.h"
+#include "mivalidate.h"
+#include "driWrap.h"
+#include "dri.h"
+
+#include <OpenGL/OpenGL.h>
+
+typedef struct {
+    GCOps *originalOps;
+} DRIGCRec;
+
+typedef struct {
+    GCOps *originalOps;
+    CreateGCProcPtr CreateGC;
+} DRIWrapScreenRec;
+
+typedef struct {
+    Bool didSave;
+    int devKind;
+    DevUnion devPrivate;
+} DRISavedDrawableState;
+
+static DevPrivateKeyRec driGCKeyRec;
+
+#define driGCKey (&driGCKeyRec)
+
+static DevPrivateKeyRec driWrapScreenKeyRec;
+
+#define driWrapScreenKey (&driWrapScreenKeyRec)
+
+static GCOps driGCOps;
+
+#define wrap(priv, real, member, func) { \
+	priv->member = real->member; \
+	real->member = func; \
+    }
+
+#define unwrap(priv, real, member) { \
+	real->member = priv->member; \
+    }
+
+static DRIGCRec *
+DRIGetGCPriv(GCPtr pGC)
+{
+    return dixLookupPrivate(&pGC->devPrivates, driGCKey);
+}
+
+static void
+DRIUnwrapGC(GCPtr pGC)
+{
+    DRIGCRec *pGCPriv = DRIGetGCPriv(pGC);
+
+    pGC->ops = pGCPriv->originalOps;
+}
+
+static void
+DRIWrapGC(GCPtr pGC)
+{
+    pGC->ops = &driGCOps;
+}
+
+static void
+DRISurfaceSetDrawable(DrawablePtr pDraw, DRISavedDrawableState * saved)
+{
+    saved->didSave = FALSE;
+
+    if (pDraw->type == DRAWABLE_PIXMAP) {
+        int pitch, width, height, bpp;
+        void *buffer;
+
+        if (DRIGetPixmapData(pDraw, &width, &height, &pitch, &bpp, &buffer)) {
+            PixmapPtr pPix = (PixmapPtr) pDraw;
+
+            saved->devKind = pPix->devKind;
+            saved->devPrivate.ptr = pPix->devPrivate.ptr;
+            saved->didSave = TRUE;
+
+            pPix->devKind = pitch;
+            pPix->devPrivate.ptr = buffer;
+        }
+    }
+}
+
+static void
+DRISurfaceRestoreDrawable(DrawablePtr pDraw, DRISavedDrawableState * saved)
+{
+    PixmapPtr pPix = (PixmapPtr) pDraw;
+
+    if (!saved->didSave)
+        return;
+
+    pPix->devKind = saved->devKind;
+    pPix->devPrivate.ptr = saved->devPrivate.ptr;
+}
+
+static void
+DRIFillSpans(DrawablePtr dst, GCPtr pGC, int nInit,
+             DDXPointPtr pptInit, int *pwidthInit, int sorted)
+{
+    DRISavedDrawableState saved;
+
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+
+    pGC->ops->FillSpans(dst, pGC, nInit, pptInit, pwidthInit, sorted);
+
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+
+static void
+DRISetSpans(DrawablePtr dst, GCPtr pGC, char *pSrc,
+            DDXPointPtr pptInit, int *pwidthInit, int nspans, int sorted)
+{
+    DRISavedDrawableState saved;
+
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+
+    pGC->ops->SetSpans(dst, pGC, pSrc, pptInit, pwidthInit, nspans, sorted);
+
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+
+static void
+DRIPutImage(DrawablePtr dst, GCPtr pGC,
+            int depth, int x, int y, int w, int h,
+            int leftPad, int format, char *pBits)
+{
+    DRISavedDrawableState saved;
+
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+
+    pGC->ops->PutImage(dst, pGC, depth, x, y, w, h, leftPad, format, pBits);
+
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+
+static RegionPtr
+DRICopyArea(DrawablePtr pSrc, DrawablePtr dst, GCPtr pGC,
+            int srcx, int srcy, int w, int h, int dstx, int dsty)
+{
+    RegionPtr pReg;
+    DRISavedDrawableState pSrcSaved, dstSaved;
+
+    DRISurfaceSetDrawable(pSrc, &pSrcSaved);
+    DRISurfaceSetDrawable(dst, &dstSaved);
+
+    DRIUnwrapGC(pGC);
+
+    pReg = pGC->ops->CopyArea(pSrc, dst, pGC, srcx, srcy, w, h, dstx, dsty);
+
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(pSrc, &pSrcSaved);
+    DRISurfaceRestoreDrawable(dst, &dstSaved);
+
+    return pReg;
+}
+
+static RegionPtr
+DRICopyPlane(DrawablePtr pSrc, DrawablePtr dst,
+             GCPtr pGC, int srcx, int srcy,
+             int w, int h, int dstx, int dsty, unsigned long plane)
+{
+    RegionPtr pReg;
+    DRISavedDrawableState pSrcSaved, dstSaved;
+
+    DRISurfaceSetDrawable(pSrc, &pSrcSaved);
+    DRISurfaceSetDrawable(dst, &dstSaved);
+
+    DRIUnwrapGC(pGC);
+
+    pReg = pGC->ops->CopyPlane(pSrc, dst, pGC, srcx, srcy, w, h, dstx, dsty,
+                               plane);
+
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(pSrc, &pSrcSaved);
+    DRISurfaceRestoreDrawable(dst, &dstSaved);
+
+    return pReg;
+}
+
+static void
+DRIPolyPoint(DrawablePtr dst, GCPtr pGC, int mode, int npt, DDXPointPtr pptInit)
+{
+    DRISavedDrawableState saved;
+
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+
+    pGC->ops->PolyPoint(dst, pGC, mode, npt, pptInit);
+
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+
+static void
+DRIPolylines(DrawablePtr dst, GCPtr pGC, int mode, int npt, DDXPointPtr pptInit)
+{
+    DRISavedDrawableState saved;
+
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+
+    pGC->ops->Polylines(dst, pGC, mode, npt, pptInit);
+
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+
+static void
+DRIPolySegment(DrawablePtr dst, GCPtr pGC, int nseg, xSegment * pSeg)
+{
+    DRISavedDrawableState saved;
+
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+
+    pGC->ops->PolySegment(dst, pGC, nseg, pSeg);
+
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+
+static void
+DRIPolyRectangle(DrawablePtr dst, GCPtr pGC, int nRects, xRectangle *pRects)
+{
+    DRISavedDrawableState saved;
+
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+
+    pGC->ops->PolyRectangle(dst, pGC, nRects, pRects);
+
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+
+static void
+DRIPolyArc(DrawablePtr dst, GCPtr pGC, int narcs, xArc * parcs)
+{
+    DRISavedDrawableState saved;
+
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+
+    pGC->ops->PolyArc(dst, pGC, narcs, parcs);
+
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+
+static void
+DRIFillPolygon(DrawablePtr dst, GCPtr pGC,
+               int shape, int mode, int count, DDXPointPtr pptInit)
+{
+    DRISavedDrawableState saved;
+
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+
+    pGC->ops->FillPolygon(dst, pGC, shape, mode, count, pptInit);
+
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+
+static void
+DRIPolyFillRect(DrawablePtr dst, GCPtr pGC,
+                int nRectsInit, xRectangle *pRectsInit)
+{
+    DRISavedDrawableState saved;
+
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+
+    pGC->ops->PolyFillRect(dst, pGC, nRectsInit, pRectsInit);
+
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+
+static void
+DRIPolyFillArc(DrawablePtr dst, GCPtr pGC, int narcsInit, xArc * parcsInit)
+{
+    DRISavedDrawableState saved;
+
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+
+    pGC->ops->PolyFillArc(dst, pGC, narcsInit, parcsInit);
+
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+
+static int
+DRIPolyText8(DrawablePtr dst, GCPtr pGC, int x, int y, int count, char *chars)
+{
+    int ret;
+    DRISavedDrawableState saved;
+
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+
+    ret = pGC->ops->PolyText8(dst, pGC, x, y, count, chars);
+
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(dst, &saved);
+
+    return ret;
+}
+
+static int
+DRIPolyText16(DrawablePtr dst, GCPtr pGC,
+              int x, int y, int count, unsigned short *chars)
+{
+    int ret;
+    DRISavedDrawableState saved;
+
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+
+    ret = pGC->ops->PolyText16(dst, pGC, x, y, count, chars);
+
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(dst, &saved);
+
+    return ret;
+}
+
+static void
+DRIImageText8(DrawablePtr dst, GCPtr pGC, int x, int y, int count, char *chars)
+{
+    DRISavedDrawableState saved;
+
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+
+    pGC->ops->ImageText8(dst, pGC, x, y, count, chars);
+
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+
+static void
+DRIImageText16(DrawablePtr dst, GCPtr pGC,
+               int x, int y, int count, unsigned short *chars)
+{
+    DRISavedDrawableState saved;
+
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+
+    pGC->ops->ImageText16(dst, pGC, x, y, count, chars);
+
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+
+static void
+DRIImageGlyphBlt(DrawablePtr dst, GCPtr pGC,
+                 int x, int y, unsigned int nglyphInit,
+                 CharInfoPtr * ppciInit, pointer unused)
+{
+    DRISavedDrawableState saved;
+
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+
+    pGC->ops->ImageGlyphBlt(dst, pGC, x, y, nglyphInit, ppciInit, unused);
+
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+
+static void
+DRIPolyGlyphBlt(DrawablePtr dst, GCPtr pGC,
+                int x, int y, unsigned int nglyph,
+                CharInfoPtr * ppci, pointer pglyphBase)
+{
+    DRISavedDrawableState saved;
+
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+
+    pGC->ops->PolyGlyphBlt(dst, pGC, x, y, nglyph, ppci, pglyphBase);
+
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+
+static void
+DRIPushPixels(GCPtr pGC, PixmapPtr pBitMap, DrawablePtr dst,
+              int dx, int dy, int xOrg, int yOrg)
+{
+    DRISavedDrawableState bitMapSaved, dstSaved;
+
+    DRISurfaceSetDrawable(&pBitMap->drawable, &bitMapSaved);
+    DRISurfaceSetDrawable(dst, &dstSaved);
+
+    DRIUnwrapGC(pGC);
+
+    pGC->ops->PushPixels(pGC, pBitMap, dst, dx, dy, xOrg, yOrg);
+
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(&pBitMap->drawable, &bitMapSaved);
+    DRISurfaceRestoreDrawable(dst, &dstSaved);
+}
+
+static GCOps driGCOps = {
+    DRIFillSpans,
+    DRISetSpans,
+    DRIPutImage,
+    DRICopyArea,
+    DRICopyPlane,
+    DRIPolyPoint,
+    DRIPolylines,
+    DRIPolySegment,
+    DRIPolyRectangle,
+    DRIPolyArc,
+    DRIFillPolygon,
+    DRIPolyFillRect,
+    DRIPolyFillArc,
+    DRIPolyText8,
+    DRIPolyText16,
+    DRIImageText8,
+    DRIImageText16,
+    DRIImageGlyphBlt,
+    DRIPolyGlyphBlt,
+    DRIPushPixels
+};
+
+static Bool
+DRICreateGC(GCPtr pGC)
+{
+    ScreenPtr pScreen = pGC->pScreen;
+    DRIWrapScreenRec *pScreenPriv;
+    DRIGCRec *pGCPriv;
+    Bool ret;
+
+    pScreenPriv = dixLookupPrivate(&pScreen->devPrivates, driWrapScreenKey);
+
+    pGCPriv = DRIGetGCPriv(pGC);
+
+    unwrap(pScreenPriv, pScreen, CreateGC);
+    ret = pScreen->CreateGC(pGC);
+
+    if (ret) {
+        pGCPriv->originalOps = pGC->ops;
+        pGC->ops = &driGCOps;
+    }
+
+    wrap(pScreenPriv, pScreen, CreateGC, DRICreateGC);
+
+    return ret;
+}
+
+/* Return false if an error occurred. */
+Bool
+DRIWrapInit(ScreenPtr pScreen)
+{
+    DRIWrapScreenRec *pScreenPriv;
+
+    if (!dixRegisterPrivateKey(&driGCKeyRec, PRIVATE_GC, sizeof(DRIGCRec)))
+        return FALSE;
+
+    if (!dixRegisterPrivateKey
+        (&driWrapScreenKeyRec, PRIVATE_SCREEN, sizeof(DRIWrapScreenRec)))
+        return FALSE;
+
+    pScreenPriv =
+        dixGetPrivateAddr(&pScreen->devPrivates, &driWrapScreenKeyRec);
+    pScreenPriv->CreateGC = pScreen->CreateGC;
+    pScreen->CreateGC = DRICreateGC;
+
+    return TRUE;
+}