svn merge ^/branches/released .

1 files changed, 577 insertions, 573 deletions

diff --git a/xorg-server/include/scrnintstr.h b/xorg-server/include/scrnintstr.h
index 055354ee4..aa796978d 100644
--- a/xorg-server/include/scrnintstr.h
+++ b/xorg-server/include/scrnintstr.h
@@ -1,573 +1,577 @@
-/***********************************************************

-

-Copyright 1987, 1998  The Open Group

-

-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.

-

-The above copyright notice and this permission notice 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 NONINFRINGEMENT.  IN NO EVENT SHALL THE

-OPEN GROUP 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.

-

-Except as contained in this notice, the name of The Open Group shall not be

-used in advertising or otherwise to promote the sale, use or other dealings

-in this Software without prior written authorization from The Open Group.

-

-

-Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.

-

-                        All Rights Reserved

-

-Permission to use, copy, modify, and distribute this software and its 

-documentation for any purpose and without fee is hereby granted, 

-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 Digital not be

-used in advertising or publicity pertaining to distribution of the

-software without specific, written prior permission.  

-

-DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING

-ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL

-DIGITAL 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.

-

-******************************************************************/

-

-#ifndef SCREENINTSTRUCT_H

-#define SCREENINTSTRUCT_H

-

-#include "screenint.h"

-#include "regionstr.h"

-#include "colormap.h"

-#include "cursor.h"

-#include "validate.h"

-#include <X11/Xproto.h>

-#include "dix.h"

-#include "privates.h"

-

-typedef struct _PixmapFormat {

-    unsigned char	depth;

-    unsigned char	bitsPerPixel;

-    unsigned char	scanlinePad;

-    } PixmapFormatRec;

-    

-typedef struct _Visual {

-    VisualID		vid;

-    short		class;

-    short		bitsPerRGBValue;

-    long		ColormapEntries;

-    short		nplanes;/* = log2 (ColormapEntries). This does not

-				 * imply that the screen has this many planes.

-				 * it may have more or fewer */

-    unsigned long	redMask, greenMask, blueMask;

-    int			offsetRed, offsetGreen, offsetBlue;

-  } VisualRec;

-

-typedef struct _Depth {

-    unsigned char	depth;

-    short		numVids;

-    VisualID		*vids;    /* block of visual ids for this depth */

-  } DepthRec;

-

-typedef struct _ScreenSaverStuff {

-    WindowPtr pWindow;

-    XID       wid;

-    char      blanked;

-    Bool      (*ExternalScreenSaver)(

-	ScreenPtr	/*pScreen*/,

-	int		/*xstate*/,

-	Bool		/*force*/);

-} ScreenSaverStuffRec;

-

-

-/*

- *  There is a typedef for each screen function pointer so that code that

- *  needs to declare a screen function pointer (e.g. in a screen private

- *  or as a local variable) can easily do so and retain full type checking.

- */

-

-typedef    Bool (* CloseScreenProcPtr)(

-	int /*index*/,

-	ScreenPtr /*pScreen*/);

-

-typedef    void (* QueryBestSizeProcPtr)(

-	int /*class*/,

-	unsigned short * /*pwidth*/,

-	unsigned short * /*pheight*/,

-	ScreenPtr /*pScreen*/);

-

-typedef    Bool (* SaveScreenProcPtr)(

-	 ScreenPtr /*pScreen*/,

-	 int /*on*/);

-

-typedef    void (* GetImageProcPtr)(

-	DrawablePtr /*pDrawable*/,

-	int /*sx*/,

-	int /*sy*/,

-	int /*w*/,

-	int /*h*/,

-	unsigned int /*format*/,

-	unsigned long /*planeMask*/,

-	char * /*pdstLine*/);

-

-typedef    void (* GetSpansProcPtr)(

-	DrawablePtr /*pDrawable*/,

-	int /*wMax*/,

-	DDXPointPtr /*ppt*/,

-	int* /*pwidth*/,

-	int /*nspans*/,

-	char * /*pdstStart*/);

-

-typedef    void (* SourceValidateProcPtr)(

-	DrawablePtr /*pDrawable*/,

-	int /*x*/,

-	int /*y*/,

-	int /*width*/,

-	int /*height*/,

-	unsigned int /*subWindowMode*/);

-

-typedef    Bool (* CreateWindowProcPtr)(

-	WindowPtr /*pWindow*/);

-

-typedef    Bool (* DestroyWindowProcPtr)(

-	WindowPtr /*pWindow*/);

-

-typedef    Bool (* PositionWindowProcPtr)(

-	WindowPtr /*pWindow*/,

-	int /*x*/,

-	int /*y*/);

-

-typedef    Bool (* ChangeWindowAttributesProcPtr)(

-	WindowPtr /*pWindow*/,

-	unsigned long /*mask*/);

-

-typedef    Bool (* RealizeWindowProcPtr)(

-	WindowPtr /*pWindow*/);

-

-typedef    Bool (* UnrealizeWindowProcPtr)(

-	WindowPtr /*pWindow*/);

-

-typedef    void (* RestackWindowProcPtr)(

-	WindowPtr /*pWindow*/,

-	WindowPtr /*pOldNextSib*/);

-

-typedef    int  (* ValidateTreeProcPtr)(

-	WindowPtr /*pParent*/,

-	WindowPtr /*pChild*/,

-	VTKind /*kind*/);

-

-typedef    void (* PostValidateTreeProcPtr)(

-	WindowPtr /*pParent*/,

-	WindowPtr /*pChild*/,

-	VTKind /*kind*/);

-

-typedef    void (* WindowExposuresProcPtr)(

-	WindowPtr /*pWindow*/,

-	RegionPtr /*prgn*/,

-	RegionPtr /*other_exposed*/);

-

-typedef    void (* CopyWindowProcPtr)(

-	WindowPtr /*pWindow*/,

-	DDXPointRec /*ptOldOrg*/,

-	RegionPtr /*prgnSrc*/);

-

-typedef    void (* ClearToBackgroundProcPtr)(

-	WindowPtr /*pWindow*/,

-	int /*x*/,

-	int /*y*/,

-	int /*w*/,

-	int /*h*/,

-	Bool /*generateExposures*/);

-

-typedef    void (* ClipNotifyProcPtr)(

-	WindowPtr /*pWindow*/,

-	int /*dx*/,

-	int /*dy*/);

-

-/* pixmap will exist only for the duration of the current rendering operation */

-#define CREATE_PIXMAP_USAGE_SCRATCH                     1

-/* pixmap will be the backing pixmap for a redirected window */

-#define CREATE_PIXMAP_USAGE_BACKING_PIXMAP              2

-/* pixmap will contain a glyph */

-#define CREATE_PIXMAP_USAGE_GLYPH_PICTURE               3

-

-typedef    PixmapPtr (* CreatePixmapProcPtr)(

-	ScreenPtr /*pScreen*/,

-	int /*width*/,

-	int /*height*/,

-	int /*depth*/,

-	unsigned /*usage_hint*/);

-

-typedef    Bool (* DestroyPixmapProcPtr)(

-	PixmapPtr /*pPixmap*/);

-

-typedef    Bool (* RealizeFontProcPtr)(

-	ScreenPtr /*pScreen*/,

-	FontPtr /*pFont*/);

-

-typedef    Bool (* UnrealizeFontProcPtr)(

-	ScreenPtr /*pScreen*/,

-	FontPtr /*pFont*/);

-

-typedef    void (* ConstrainCursorProcPtr)(

-        DeviceIntPtr /*pDev*/,

-	ScreenPtr /*pScreen*/,

-	BoxPtr /*pBox*/);

-

-typedef    void (* CursorLimitsProcPtr)(

-        DeviceIntPtr /* pDev */,

-	ScreenPtr /*pScreen*/,

-	CursorPtr /*pCursor*/,

-	BoxPtr /*pHotBox*/,

-	BoxPtr /*pTopLeftBox*/);

-

-typedef    Bool (* DisplayCursorProcPtr)(

-        DeviceIntPtr /* pDev */,

-	ScreenPtr /*pScreen*/,

-	CursorPtr /*pCursor*/);

-

-typedef    Bool (* RealizeCursorProcPtr)(

-        DeviceIntPtr /* pDev */,

-	ScreenPtr /*pScreen*/,

-	CursorPtr /*pCursor*/);

-

-typedef    Bool (* UnrealizeCursorProcPtr)(

-        DeviceIntPtr /* pDev */,

-	ScreenPtr /*pScreen*/,

-	CursorPtr /*pCursor*/);

-

-typedef    void (* RecolorCursorProcPtr)(

-        DeviceIntPtr /* pDev */,

-	ScreenPtr /*pScreen*/,

-	CursorPtr /*pCursor*/,

-	Bool /*displayed*/);

-

-typedef    Bool (* SetCursorPositionProcPtr)(

-        DeviceIntPtr /* pDev */,

-	ScreenPtr /*pScreen*/,

-	int /*x*/,

-	int /*y*/,

-	Bool /*generateEvent*/);

-

-typedef    Bool (* CreateGCProcPtr)(

-	GCPtr /*pGC*/);

-

-typedef    Bool (* CreateColormapProcPtr)(

-	ColormapPtr /*pColormap*/);

-

-typedef    void (* DestroyColormapProcPtr)(

-	ColormapPtr /*pColormap*/);

-

-typedef    void (* InstallColormapProcPtr)(

-	ColormapPtr /*pColormap*/);

-

-typedef    void (* UninstallColormapProcPtr)(

-	ColormapPtr /*pColormap*/);

-

-typedef    int (* ListInstalledColormapsProcPtr) (

-	ScreenPtr /*pScreen*/,

-	XID* /*pmaps */);

-

-typedef    void (* StoreColorsProcPtr)(

-	ColormapPtr /*pColormap*/,

-	int /*ndef*/,

-	xColorItem * /*pdef*/);

-

-typedef    void (* ResolveColorProcPtr)(

-	unsigned short* /*pred*/,

-	unsigned short* /*pgreen*/,

-	unsigned short* /*pblue*/,

-	VisualPtr /*pVisual*/);

-

-typedef    RegionPtr (* BitmapToRegionProcPtr)(

-	PixmapPtr /*pPix*/);

-

-typedef    void (* SendGraphicsExposeProcPtr)(

-	ClientPtr /*client*/,

-	RegionPtr /*pRgn*/,

-	XID /*drawable*/,

-	int /*major*/,

-	int /*minor*/);

-

-typedef    void (* ScreenBlockHandlerProcPtr)(

-	int /*screenNum*/,

-	pointer /*blockData*/,

-	pointer /*pTimeout*/,

-	pointer /*pReadmask*/);

-

-typedef    void (* ScreenWakeupHandlerProcPtr)(

-	 int /*screenNum*/,

-	 pointer /*wakeupData*/,

-	 unsigned long /*result*/,

-	 pointer /*pReadMask*/);

-

-typedef    Bool (* CreateScreenResourcesProcPtr)(

-	ScreenPtr /*pScreen*/);

-

-typedef    Bool (* ModifyPixmapHeaderProcPtr)(

-	PixmapPtr /*pPixmap*/,

-	int /*width*/,

-	int /*height*/,

-	int /*depth*/,

-	int /*bitsPerPixel*/,

-	int /*devKind*/,

-	pointer /*pPixData*/);

-

-typedef    PixmapPtr (* GetWindowPixmapProcPtr)(

-	WindowPtr /*pWin*/);

-

-typedef    void (* SetWindowPixmapProcPtr)(

-	WindowPtr /*pWin*/,

-	PixmapPtr /*pPix*/);

-

-typedef    PixmapPtr (* GetScreenPixmapProcPtr)(

-	ScreenPtr /*pScreen*/);

-

-typedef    void (* SetScreenPixmapProcPtr)(

-	PixmapPtr /*pPix*/);

-

-typedef    void (* MarkWindowProcPtr)(

-	WindowPtr /*pWin*/);

-

-typedef    Bool (* MarkOverlappedWindowsProcPtr)(

-	WindowPtr /*parent*/,

-	WindowPtr /*firstChild*/,

-	WindowPtr * /*pLayerWin*/);

-

-typedef    int (* ConfigNotifyProcPtr)(

-	WindowPtr /*pWin*/,

-	int /*x*/,

-	int /*y*/,

-	int /*w*/,

-	int /*h*/,

-	int /*bw*/,

-	WindowPtr /*pSib*/);

-

-typedef    void (* MoveWindowProcPtr)(

-	WindowPtr /*pWin*/,

-	int /*x*/,

-	int /*y*/,

-	WindowPtr /*pSib*/,

-	VTKind /*kind*/);

-

-typedef    void (* ResizeWindowProcPtr)(

-    WindowPtr /*pWin*/,

-    int /*x*/,

-    int /*y*/, 

-    unsigned int /*w*/,

-    unsigned int /*h*/,

-    WindowPtr /*pSib*/

-);

-

-typedef    WindowPtr (* GetLayerWindowProcPtr)(

-    WindowPtr /*pWin*/

-);

-

-typedef    void (* HandleExposuresProcPtr)(

-    WindowPtr /*pWin*/);

-

-typedef    void (* ReparentWindowProcPtr)(

-    WindowPtr /*pWin*/,

-    WindowPtr /*pPriorParent*/);

-

-typedef    void (* SetShapeProcPtr)(

-        WindowPtr /*pWin*/,

-        int /* kind */);

-

-typedef    void (* ChangeBorderWidthProcPtr)(

-	WindowPtr /*pWin*/,

-	unsigned int /*width*/);

-

-typedef    void (* MarkUnrealizedWindowProcPtr)(

-	WindowPtr /*pChild*/,

-	WindowPtr /*pWin*/,

-	Bool /*fromConfigure*/);

-

-#ifdef CreateWindow

-#undef CreateWindow

-#endif

-

-typedef    Bool (* DeviceCursorInitializeProcPtr)(

-        DeviceIntPtr /* pDev */,

-        ScreenPtr    /* pScreen */);

-

-typedef    void (* DeviceCursorCleanupProcPtr)(

-        DeviceIntPtr /* pDev */,

-        ScreenPtr    /* pScreen */);

-

-typedef struct _Screen {

-    int			myNum;	/* index of this instance in Screens[] */

-    ATOM		id;

-    short		x, y, width, height;

-    short		mmWidth, mmHeight;

-    short		numDepths;

-    unsigned char      	rootDepth;

-    DepthPtr       	allowedDepths;

-    unsigned long      	rootVisual;

-    unsigned long	defColormap;

-    short		minInstalledCmaps, maxInstalledCmaps;

-    char                backingStoreSupport, saveUnderSupport;

-    unsigned long	whitePixel, blackPixel;

-    GCPtr		GCperDepth[MAXFORMATS+1];

-			/* next field is a stipple to use as default in

-			   a GC.  we don't build default tiles of all depths

-			   because they are likely to be of a color

-			   different from the default fg pixel, so

-			   we don't win anything by building

-			   a standard one.

-			*/

-    PixmapPtr		PixmapPerDepth[1];

-    pointer		devPrivate;

-    short       	numVisuals;

-    VisualPtr		visuals;

-    WindowPtr		root;

-    ScreenSaverStuffRec screensaver;

-

-    /* Random screen procedures */

-

-    CloseScreenProcPtr		CloseScreen;

-    QueryBestSizeProcPtr	QueryBestSize;

-    SaveScreenProcPtr		SaveScreen;

-    GetImageProcPtr		GetImage;

-    GetSpansProcPtr		GetSpans;

-    SourceValidateProcPtr	SourceValidate;

-

-    /* Window Procedures */

-

-    CreateWindowProcPtr		CreateWindow;

-    DestroyWindowProcPtr	DestroyWindow;

-    PositionWindowProcPtr	PositionWindow;

-    ChangeWindowAttributesProcPtr ChangeWindowAttributes;

-    RealizeWindowProcPtr	RealizeWindow;

-    UnrealizeWindowProcPtr	UnrealizeWindow;

-    ValidateTreeProcPtr		ValidateTree;

-    PostValidateTreeProcPtr	PostValidateTree;

-    WindowExposuresProcPtr	WindowExposures;

-    CopyWindowProcPtr		CopyWindow;

-    ClearToBackgroundProcPtr	ClearToBackground;

-    ClipNotifyProcPtr		ClipNotify;

-    RestackWindowProcPtr	RestackWindow;

-

-    /* Pixmap procedures */

-

-    CreatePixmapProcPtr		CreatePixmap;

-    DestroyPixmapProcPtr	DestroyPixmap;

-

-    /* Font procedures */

-

-    RealizeFontProcPtr		RealizeFont;

-    UnrealizeFontProcPtr	UnrealizeFont;

-

-    /* Cursor Procedures */

-

-    ConstrainCursorProcPtr	ConstrainCursor;

-    CursorLimitsProcPtr		CursorLimits;

-    DisplayCursorProcPtr	DisplayCursor;

-    RealizeCursorProcPtr	RealizeCursor;

-    UnrealizeCursorProcPtr	UnrealizeCursor;

-    RecolorCursorProcPtr	RecolorCursor;

-    SetCursorPositionProcPtr	SetCursorPosition;

-

-    /* GC procedures */

-

-    CreateGCProcPtr		CreateGC;

-

-    /* Colormap procedures */

-

-    CreateColormapProcPtr	CreateColormap;

-    DestroyColormapProcPtr	DestroyColormap;

-    InstallColormapProcPtr	InstallColormap;

-    UninstallColormapProcPtr	UninstallColormap;

-    ListInstalledColormapsProcPtr ListInstalledColormaps;

-    StoreColorsProcPtr		StoreColors;

-    ResolveColorProcPtr		ResolveColor;

-

-    /* Region procedures */

-

-    BitmapToRegionProcPtr	BitmapToRegion;

-    SendGraphicsExposeProcPtr	SendGraphicsExpose;

-

-    /* os layer procedures */

-

-    ScreenBlockHandlerProcPtr	BlockHandler;

-    ScreenWakeupHandlerProcPtr	WakeupHandler;

-

-    pointer blockData;

-    pointer wakeupData;

-

-    /* anybody can get a piece of this array */

-    PrivateRec	*devPrivates;

-

-    CreateScreenResourcesProcPtr CreateScreenResources;

-    ModifyPixmapHeaderProcPtr	ModifyPixmapHeader;

-

-    GetWindowPixmapProcPtr	GetWindowPixmap;

-    SetWindowPixmapProcPtr	SetWindowPixmap;

-    GetScreenPixmapProcPtr	GetScreenPixmap;

-    SetScreenPixmapProcPtr	SetScreenPixmap;

-

-    PixmapPtr pScratchPixmap;		/* scratch pixmap "pool" */

-

-    unsigned int		totalPixmapSize;

-

-    MarkWindowProcPtr		MarkWindow;

-    MarkOverlappedWindowsProcPtr MarkOverlappedWindows;

-    ConfigNotifyProcPtr		ConfigNotify;

-    MoveWindowProcPtr		MoveWindow;

-    ResizeWindowProcPtr		ResizeWindow;

-    GetLayerWindowProcPtr	GetLayerWindow;

-    HandleExposuresProcPtr	HandleExposures;

-    ReparentWindowProcPtr	ReparentWindow;

-

-    SetShapeProcPtr		SetShape;

-

-    ChangeBorderWidthProcPtr	ChangeBorderWidth;

-    MarkUnrealizedWindowProcPtr	MarkUnrealizedWindow;

-

-    /* Device cursor procedures */

-    DeviceCursorInitializeProcPtr DeviceCursorInitialize;

-    DeviceCursorCleanupProcPtr    DeviceCursorCleanup;

-

-    /* set it in driver side if X server can copy the framebuffer content.

-     * Meant to be used together with '-background none' option, avoiding

-     * malicious users to steal framebuffer's content if that would be the

-     * default */

-    Bool		canDoBGNoneRoot;

-} ScreenRec;

-

-static inline RegionPtr BitmapToRegion(ScreenPtr _pScreen, PixmapPtr pPix) {

-    return (*(_pScreen)->BitmapToRegion)(pPix); /* no mi version?! */

-}

-

-typedef struct _ScreenInfo {

-    int		imageByteOrder;

-    int		bitmapScanlineUnit;

-    int		bitmapScanlinePad;

-    int		bitmapBitOrder;

-    int		numPixmapFormats;

-    PixmapFormatRec

-		formats[MAXFORMATS];

-    int		numScreens;

-    ScreenPtr	screens[MAXSCREENS];

-} ScreenInfo;

-

-extern _X_EXPORT ScreenInfo screenInfo;

-

-extern _X_EXPORT void InitOutput(

-    ScreenInfo 	* /*pScreenInfo*/,

-    int     	/*argc*/,

-    char    	** /*argv*/);

-

-#endif /* SCREENINTSTRUCT_H */

+/***********************************************************
+
+Copyright 1987, 1998  The Open Group
+
+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.
+
+The above copyright notice and this permission notice 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 NONINFRINGEMENT.  IN NO EVENT SHALL THE
+OPEN GROUP 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.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+
+Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
+
+                        All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its 
+documentation for any purpose and without fee is hereby granted, 
+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 Digital not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.  
+
+DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+DIGITAL 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.
+
+******************************************************************/
+
+#ifndef SCREENINTSTRUCT_H
+#define SCREENINTSTRUCT_H
+
+#include "screenint.h"
+#include "regionstr.h"
+#include "colormap.h"
+#include "cursor.h"
+#include "validate.h"
+#include <X11/Xproto.h>
+#include "dix.h"
+#include "privates.h"
+
+typedef struct _PixmapFormat {
+    unsigned char	depth;
+    unsigned char	bitsPerPixel;
+    unsigned char	scanlinePad;
+    } PixmapFormatRec;
+    
+typedef struct _Visual {
+    VisualID		vid;
+    short		class;
+    short		bitsPerRGBValue;
+    long		ColormapEntries;
+    short		nplanes;/* = log2 (ColormapEntries). This does not
+				 * imply that the screen has this many planes.
+				 * it may have more or fewer */
+    unsigned long	redMask, greenMask, blueMask;
+    int			offsetRed, offsetGreen, offsetBlue;
+  } VisualRec;
+
+typedef struct _Depth {
+    unsigned char	depth;
+    short		numVids;
+    VisualID		*vids;    /* block of visual ids for this depth */
+  } DepthRec;
+
+typedef struct _ScreenSaverStuff {
+    WindowPtr pWindow;
+    XID       wid;
+    char      blanked;
+    Bool      (*ExternalScreenSaver)(
+	ScreenPtr	/*pScreen*/,
+	int		/*xstate*/,
+	Bool		/*force*/);
+} ScreenSaverStuffRec;
+
+
+/*
+ *  There is a typedef for each screen function pointer so that code that
+ *  needs to declare a screen function pointer (e.g. in a screen private
+ *  or as a local variable) can easily do so and retain full type checking.
+ */
+
+typedef    Bool (* CloseScreenProcPtr)(
+	int /*index*/,
+	ScreenPtr /*pScreen*/);
+
+typedef    void (* QueryBestSizeProcPtr)(
+	int /*class*/,
+	unsigned short * /*pwidth*/,
+	unsigned short * /*pheight*/,
+	ScreenPtr /*pScreen*/);
+
+typedef    Bool (* SaveScreenProcPtr)(
+	 ScreenPtr /*pScreen*/,
+	 int /*on*/);
+
+typedef    void (* GetImageProcPtr)(
+	DrawablePtr /*pDrawable*/,
+	int /*sx*/,
+	int /*sy*/,
+	int /*w*/,
+	int /*h*/,
+	unsigned int /*format*/,
+	unsigned long /*planeMask*/,
+	char * /*pdstLine*/);
+
+typedef    void (* GetSpansProcPtr)(
+	DrawablePtr /*pDrawable*/,
+	int /*wMax*/,
+	DDXPointPtr /*ppt*/,
+	int* /*pwidth*/,
+	int /*nspans*/,
+	char * /*pdstStart*/);
+
+typedef    void (* SourceValidateProcPtr)(
+	DrawablePtr /*pDrawable*/,
+	int /*x*/,
+	int /*y*/,
+	int /*width*/,
+	int /*height*/,
+	unsigned int /*subWindowMode*/);
+
+typedef    Bool (* CreateWindowProcPtr)(
+	WindowPtr /*pWindow*/);
+
+typedef    Bool (* DestroyWindowProcPtr)(
+	WindowPtr /*pWindow*/);
+
+typedef    Bool (* PositionWindowProcPtr)(
+	WindowPtr /*pWindow*/,
+	int /*x*/,
+	int /*y*/);
+
+typedef    Bool (* ChangeWindowAttributesProcPtr)(
+	WindowPtr /*pWindow*/,
+	unsigned long /*mask*/);
+
+typedef    Bool (* RealizeWindowProcPtr)(
+	WindowPtr /*pWindow*/);
+
+typedef    Bool (* UnrealizeWindowProcPtr)(
+	WindowPtr /*pWindow*/);
+
+typedef    void (* RestackWindowProcPtr)(
+	WindowPtr /*pWindow*/,
+	WindowPtr /*pOldNextSib*/);
+
+typedef    int  (* ValidateTreeProcPtr)(
+	WindowPtr /*pParent*/,
+	WindowPtr /*pChild*/,
+	VTKind /*kind*/);
+
+typedef    void (* PostValidateTreeProcPtr)(
+	WindowPtr /*pParent*/,
+	WindowPtr /*pChild*/,
+	VTKind /*kind*/);
+
+typedef    void (* WindowExposuresProcPtr)(
+	WindowPtr /*pWindow*/,
+	RegionPtr /*prgn*/,
+	RegionPtr /*other_exposed*/);
+
+typedef    void (* CopyWindowProcPtr)(
+	WindowPtr /*pWindow*/,
+	DDXPointRec /*ptOldOrg*/,
+	RegionPtr /*prgnSrc*/);
+
+typedef    void (* ClearToBackgroundProcPtr)(
+	WindowPtr /*pWindow*/,
+	int /*x*/,
+	int /*y*/,
+	int /*w*/,
+	int /*h*/,
+	Bool /*generateExposures*/);
+
+typedef    void (* ClipNotifyProcPtr)(
+	WindowPtr /*pWindow*/,
+	int /*dx*/,
+	int /*dy*/);
+
+/* pixmap will exist only for the duration of the current rendering operation */
+#define CREATE_PIXMAP_USAGE_SCRATCH                     1
+/* pixmap will be the backing pixmap for a redirected window */
+#define CREATE_PIXMAP_USAGE_BACKING_PIXMAP              2
+/* pixmap will contain a glyph */
+#define CREATE_PIXMAP_USAGE_GLYPH_PICTURE               3
+
+typedef    PixmapPtr (* CreatePixmapProcPtr)(
+	ScreenPtr /*pScreen*/,
+	int /*width*/,
+	int /*height*/,
+	int /*depth*/,
+	unsigned /*usage_hint*/);
+
+typedef    Bool (* DestroyPixmapProcPtr)(
+	PixmapPtr /*pPixmap*/);
+
+typedef    Bool (* RealizeFontProcPtr)(
+	ScreenPtr /*pScreen*/,
+	FontPtr /*pFont*/);
+
+typedef    Bool (* UnrealizeFontProcPtr)(
+	ScreenPtr /*pScreen*/,
+	FontPtr /*pFont*/);
+
+typedef    void (* ConstrainCursorProcPtr)(
+        DeviceIntPtr /*pDev*/,
+	ScreenPtr /*pScreen*/,
+	BoxPtr /*pBox*/);
+
+typedef    void (* CursorLimitsProcPtr)(
+        DeviceIntPtr /* pDev */,
+	ScreenPtr /*pScreen*/,
+	CursorPtr /*pCursor*/,
+	BoxPtr /*pHotBox*/,
+	BoxPtr /*pTopLeftBox*/);
+
+typedef    Bool (* DisplayCursorProcPtr)(
+        DeviceIntPtr /* pDev */,
+	ScreenPtr /*pScreen*/,
+	CursorPtr /*pCursor*/);
+
+typedef    Bool (* RealizeCursorProcPtr)(
+        DeviceIntPtr /* pDev */,
+	ScreenPtr /*pScreen*/,
+	CursorPtr /*pCursor*/);
+
+typedef    Bool (* UnrealizeCursorProcPtr)(
+        DeviceIntPtr /* pDev */,
+	ScreenPtr /*pScreen*/,
+	CursorPtr /*pCursor*/);
+
+typedef    void (* RecolorCursorProcPtr)(
+        DeviceIntPtr /* pDev */,
+	ScreenPtr /*pScreen*/,
+	CursorPtr /*pCursor*/,
+	Bool /*displayed*/);
+
+typedef    Bool (* SetCursorPositionProcPtr)(
+        DeviceIntPtr /* pDev */,
+	ScreenPtr /*pScreen*/,
+	int /*x*/,
+	int /*y*/,
+	Bool /*generateEvent*/);
+
+typedef    Bool (* CreateGCProcPtr)(
+	GCPtr /*pGC*/);
+
+typedef    Bool (* CreateColormapProcPtr)(
+	ColormapPtr /*pColormap*/);
+
+typedef    void (* DestroyColormapProcPtr)(
+	ColormapPtr /*pColormap*/);
+
+typedef    void (* InstallColormapProcPtr)(
+	ColormapPtr /*pColormap*/);
+
+typedef    void (* UninstallColormapProcPtr)(
+	ColormapPtr /*pColormap*/);
+
+typedef    int (* ListInstalledColormapsProcPtr) (
+	ScreenPtr /*pScreen*/,
+	XID* /*pmaps */);
+
+typedef    void (* StoreColorsProcPtr)(
+	ColormapPtr /*pColormap*/,
+	int /*ndef*/,
+	xColorItem * /*pdef*/);
+
+typedef    void (* ResolveColorProcPtr)(
+	unsigned short* /*pred*/,
+	unsigned short* /*pgreen*/,
+	unsigned short* /*pblue*/,
+	VisualPtr /*pVisual*/);
+
+typedef    RegionPtr (* BitmapToRegionProcPtr)(
+	PixmapPtr /*pPix*/);
+
+typedef    void (* SendGraphicsExposeProcPtr)(
+	ClientPtr /*client*/,
+	RegionPtr /*pRgn*/,
+	XID /*drawable*/,
+	int /*major*/,
+	int /*minor*/);
+
+typedef    void (* ScreenBlockHandlerProcPtr)(
+	int /*screenNum*/,
+	pointer /*blockData*/,
+	pointer /*pTimeout*/,
+	pointer /*pReadmask*/);
+
+typedef    void (* ScreenWakeupHandlerProcPtr)(
+	 int /*screenNum*/,
+	 pointer /*wakeupData*/,
+	 unsigned long /*result*/,
+	 pointer /*pReadMask*/);
+
+typedef    Bool (* CreateScreenResourcesProcPtr)(
+	ScreenPtr /*pScreen*/);
+
+typedef    Bool (* ModifyPixmapHeaderProcPtr)(
+	PixmapPtr /*pPixmap*/,
+	int /*width*/,
+	int /*height*/,
+	int /*depth*/,
+	int /*bitsPerPixel*/,
+	int /*devKind*/,
+	pointer /*pPixData*/);
+
+typedef    PixmapPtr (* GetWindowPixmapProcPtr)(
+	WindowPtr /*pWin*/);
+
+typedef    void (* SetWindowPixmapProcPtr)(
+	WindowPtr /*pWin*/,
+	PixmapPtr /*pPix*/);
+
+typedef    PixmapPtr (* GetScreenPixmapProcPtr)(
+	ScreenPtr /*pScreen*/);
+
+typedef    void (* SetScreenPixmapProcPtr)(
+	PixmapPtr /*pPix*/);
+
+typedef    void (* MarkWindowProcPtr)(
+	WindowPtr /*pWin*/);
+
+typedef    Bool (* MarkOverlappedWindowsProcPtr)(
+	WindowPtr /*parent*/,
+	WindowPtr /*firstChild*/,
+	WindowPtr * /*pLayerWin*/);
+
+typedef    int (* ConfigNotifyProcPtr)(
+	WindowPtr /*pWin*/,
+	int /*x*/,
+	int /*y*/,
+	int /*w*/,
+	int /*h*/,
+	int /*bw*/,
+	WindowPtr /*pSib*/);
+
+typedef    void (* MoveWindowProcPtr)(
+	WindowPtr /*pWin*/,
+	int /*x*/,
+	int /*y*/,
+	WindowPtr /*pSib*/,
+	VTKind /*kind*/);
+
+typedef    void (* ResizeWindowProcPtr)(
+    WindowPtr /*pWin*/,
+    int /*x*/,
+    int /*y*/, 
+    unsigned int /*w*/,
+    unsigned int /*h*/,
+    WindowPtr /*pSib*/
+);
+
+typedef    WindowPtr (* GetLayerWindowProcPtr)(
+    WindowPtr /*pWin*/
+);
+
+typedef    void (* HandleExposuresProcPtr)(
+    WindowPtr /*pWin*/);
+
+typedef    void (* ReparentWindowProcPtr)(
+    WindowPtr /*pWin*/,
+    WindowPtr /*pPriorParent*/);
+
+typedef    void (* SetShapeProcPtr)(
+        WindowPtr /*pWin*/,
+        int /* kind */);
+
+typedef    void (* ChangeBorderWidthProcPtr)(
+	WindowPtr /*pWin*/,
+	unsigned int /*width*/);
+
+typedef    void (* MarkUnrealizedWindowProcPtr)(
+	WindowPtr /*pChild*/,
+	WindowPtr /*pWin*/,
+	Bool /*fromConfigure*/);
+
+#ifdef CreateWindow
+#undef CreateWindow
+#endif
+
+typedef    Bool (* DeviceCursorInitializeProcPtr)(
+        DeviceIntPtr /* pDev */,
+        ScreenPtr    /* pScreen */);
+
+typedef    void (* DeviceCursorCleanupProcPtr)(
+        DeviceIntPtr /* pDev */,
+        ScreenPtr    /* pScreen */);
+
+typedef void (*ConstrainCursorHarderProcPtr)(
+       DeviceIntPtr, ScreenPtr, int *, int *);
+
+typedef struct _Screen {
+    int			myNum;	/* index of this instance in Screens[] */
+    ATOM		id;
+    short		x, y, width, height;
+    short		mmWidth, mmHeight;
+    short		numDepths;
+    unsigned char      	rootDepth;
+    DepthPtr       	allowedDepths;
+    unsigned long      	rootVisual;
+    unsigned long	defColormap;
+    short		minInstalledCmaps, maxInstalledCmaps;
+    char                backingStoreSupport, saveUnderSupport;
+    unsigned long	whitePixel, blackPixel;
+    GCPtr		GCperDepth[MAXFORMATS+1];
+			/* next field is a stipple to use as default in
+			   a GC.  we don't build default tiles of all depths
+			   because they are likely to be of a color
+			   different from the default fg pixel, so
+			   we don't win anything by building
+			   a standard one.
+			*/
+    PixmapPtr		PixmapPerDepth[1];
+    pointer		devPrivate;
+    short       	numVisuals;
+    VisualPtr		visuals;
+    WindowPtr		root;
+    ScreenSaverStuffRec screensaver;
+
+    /* Random screen procedures */
+
+    CloseScreenProcPtr		CloseScreen;
+    QueryBestSizeProcPtr	QueryBestSize;
+    SaveScreenProcPtr		SaveScreen;
+    GetImageProcPtr		GetImage;
+    GetSpansProcPtr		GetSpans;
+    SourceValidateProcPtr	SourceValidate;
+
+    /* Window Procedures */
+
+    CreateWindowProcPtr		CreateWindow;
+    DestroyWindowProcPtr	DestroyWindow;
+    PositionWindowProcPtr	PositionWindow;
+    ChangeWindowAttributesProcPtr ChangeWindowAttributes;
+    RealizeWindowProcPtr	RealizeWindow;
+    UnrealizeWindowProcPtr	UnrealizeWindow;
+    ValidateTreeProcPtr		ValidateTree;
+    PostValidateTreeProcPtr	PostValidateTree;
+    WindowExposuresProcPtr	WindowExposures;
+    CopyWindowProcPtr		CopyWindow;
+    ClearToBackgroundProcPtr	ClearToBackground;
+    ClipNotifyProcPtr		ClipNotify;
+    RestackWindowProcPtr	RestackWindow;
+
+    /* Pixmap procedures */
+
+    CreatePixmapProcPtr		CreatePixmap;
+    DestroyPixmapProcPtr	DestroyPixmap;
+
+    /* Font procedures */
+
+    RealizeFontProcPtr		RealizeFont;
+    UnrealizeFontProcPtr	UnrealizeFont;
+
+    /* Cursor Procedures */
+
+    ConstrainCursorProcPtr	ConstrainCursor;
+    ConstrainCursorHarderProcPtr ConstrainCursorHarder;
+    CursorLimitsProcPtr		CursorLimits;
+    DisplayCursorProcPtr	DisplayCursor;
+    RealizeCursorProcPtr	RealizeCursor;
+    UnrealizeCursorProcPtr	UnrealizeCursor;
+    RecolorCursorProcPtr	RecolorCursor;
+    SetCursorPositionProcPtr	SetCursorPosition;
+
+    /* GC procedures */
+
+    CreateGCProcPtr		CreateGC;
+
+    /* Colormap procedures */
+
+    CreateColormapProcPtr	CreateColormap;
+    DestroyColormapProcPtr	DestroyColormap;
+    InstallColormapProcPtr	InstallColormap;
+    UninstallColormapProcPtr	UninstallColormap;
+    ListInstalledColormapsProcPtr ListInstalledColormaps;
+    StoreColorsProcPtr		StoreColors;
+    ResolveColorProcPtr		ResolveColor;
+
+    /* Region procedures */
+
+    BitmapToRegionProcPtr	BitmapToRegion;
+    SendGraphicsExposeProcPtr	SendGraphicsExpose;
+
+    /* os layer procedures */
+
+    ScreenBlockHandlerProcPtr	BlockHandler;
+    ScreenWakeupHandlerProcPtr	WakeupHandler;
+
+    pointer blockData;
+    pointer wakeupData;
+
+    /* anybody can get a piece of this array */
+    PrivateRec	*devPrivates;
+
+    CreateScreenResourcesProcPtr CreateScreenResources;
+    ModifyPixmapHeaderProcPtr	ModifyPixmapHeader;
+
+    GetWindowPixmapProcPtr	GetWindowPixmap;
+    SetWindowPixmapProcPtr	SetWindowPixmap;
+    GetScreenPixmapProcPtr	GetScreenPixmap;
+    SetScreenPixmapProcPtr	SetScreenPixmap;
+
+    PixmapPtr pScratchPixmap;		/* scratch pixmap "pool" */
+
+    unsigned int		totalPixmapSize;
+
+    MarkWindowProcPtr		MarkWindow;
+    MarkOverlappedWindowsProcPtr MarkOverlappedWindows;
+    ConfigNotifyProcPtr		ConfigNotify;
+    MoveWindowProcPtr		MoveWindow;
+    ResizeWindowProcPtr		ResizeWindow;
+    GetLayerWindowProcPtr	GetLayerWindow;
+    HandleExposuresProcPtr	HandleExposures;
+    ReparentWindowProcPtr	ReparentWindow;
+
+    SetShapeProcPtr		SetShape;
+
+    ChangeBorderWidthProcPtr	ChangeBorderWidth;
+    MarkUnrealizedWindowProcPtr	MarkUnrealizedWindow;
+
+    /* Device cursor procedures */
+    DeviceCursorInitializeProcPtr DeviceCursorInitialize;
+    DeviceCursorCleanupProcPtr    DeviceCursorCleanup;
+
+    /* set it in driver side if X server can copy the framebuffer content.
+     * Meant to be used together with '-background none' option, avoiding
+     * malicious users to steal framebuffer's content if that would be the
+     * default */
+    Bool		canDoBGNoneRoot;
+} ScreenRec;
+
+static inline RegionPtr BitmapToRegion(ScreenPtr _pScreen, PixmapPtr pPix) {
+    return (*(_pScreen)->BitmapToRegion)(pPix); /* no mi version?! */
+}
+
+typedef struct _ScreenInfo {
+    int		imageByteOrder;
+    int		bitmapScanlineUnit;
+    int		bitmapScanlinePad;
+    int		bitmapBitOrder;
+    int		numPixmapFormats;
+    PixmapFormatRec
+		formats[MAXFORMATS];
+    int		numScreens;
+    ScreenPtr	screens[MAXSCREENS];
+} ScreenInfo;
+
+extern _X_EXPORT ScreenInfo screenInfo;
+
+extern _X_EXPORT void InitOutput(
+    ScreenInfo 	* /*pScreenInfo*/,
+    int     	/*argc*/,
+    char    	** /*argv*/);
+
+#endif /* SCREENINTSTRUCT_H */