xserver git update 11/6/2010

1 files changed, 214 insertions, 222 deletions

diff --git a/xorg-server/dbe/dbestruct.h b/xorg-server/dbe/dbestruct.h
index ba6b56d79..089719ba7 100644
--- a/xorg-server/dbe/dbestruct.h
+++ b/xorg-server/dbe/dbestruct.h
@@ -1,222 +1,214 @@
-/******************************************************************************
- * 
- * Copyright (c) 1994, 1995  Hewlett-Packard Company
- *
- * 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, sublicense, 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 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 HEWLETT-PACKARD COMPANY 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 Hewlett-Packard
- * Company 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 Hewlett-Packard Company.
- * 
- *     Header file for DIX-related DBE
- *
- *****************************************************************************/
-
-#ifndef DBE_STRUCT_H
-#define DBE_STRUCT_H
-
-
-/* INCLUDES */
-
-#define NEED_DBE_PROTOCOL
-#include <X11/extensions/dbeproto.h>
-#include "windowstr.h"
-#include "privates.h"
-
-typedef struct
-{
-    VisualID    visual;    /* one visual ID that supports double-buffering */
-    int         depth;     /* depth of visual in bits                      */
-    int         perflevel; /* performance level of visual                  */
-}
-XdbeVisualInfo;
-
-typedef struct
-{
-    int                 count;          /* number of items in visual_depth   */
-    XdbeVisualInfo      *visinfo;       /* list of visuals & depths for scrn */
-}
-XdbeScreenVisualInfo;
-
-/* DEFINES */
-
-#define DBE_SCREEN_PRIV(pScreen) ((DbeScreenPrivPtr) \
-    dixLookupPrivate(&(pScreen)->devPrivates, dbeScreenPrivKey))
-
-#define DBE_SCREEN_PRIV_FROM_DRAWABLE(pDrawable) \
-    DBE_SCREEN_PRIV((pDrawable)->pScreen)
-
-#define DBE_SCREEN_PRIV_FROM_WINDOW_PRIV(pDbeWindowPriv) \
-    DBE_SCREEN_PRIV((pDbeWindowPriv)->pWindow->drawable.pScreen)
-
-#define DBE_SCREEN_PRIV_FROM_WINDOW(pWindow) \
-    DBE_SCREEN_PRIV((pWindow)->drawable.pScreen)
-
-#define DBE_SCREEN_PRIV_FROM_PIXMAP(pPixmap) \
-    DBE_SCREEN_PRIV((pPixmap)->drawable.pScreen)
-
-#define DBE_SCREEN_PRIV_FROM_GC(pGC)\
-    DBE_SCREEN_PRIV((pGC)->pScreen)
-
-#define DBE_WINDOW_PRIV(pWin) ((DbeWindowPrivPtr) \
-    dixLookupPrivate(&(pWin)->devPrivates, dbeWindowPrivKey))
-
-/* Initial size of the buffer ID array in the window priv. */
-#define DBE_INIT_MAX_IDS	2
-
-/* Reallocation increment for the buffer ID array. */
-#define DBE_INCR_MAX_IDS	4
-
-/* Marker for free elements in the buffer ID array. */
-#define DBE_FREE_ID_ELEMENT	0
-
-extern _X_EXPORT void DbeExtensionInit (void);
-
-/* TYPEDEFS */
-
-/* Record used to pass swap information between DIX and DDX swapping
- * procedures.
- */
-typedef struct _DbeSwapInfoRec
-{
-    WindowPtr		pWindow;
-    unsigned char	swapAction;
-
-} DbeSwapInfoRec, *DbeSwapInfoPtr;
-
-/*
- ******************************************************************************
- ** Per-window data
- ******************************************************************************
- */
-
-typedef struct _DbeWindowPrivRec
-{
-    /* A pointer to the window with which the DBE window private (buffer) is
-     * associated.
-     */
-    WindowPtr		pWindow;
-
-    /* Last known swap action for this buffer.  Legal values for this field
-     * are XdbeUndefined, XdbeBackground, XdbeUntouched, and XdbeCopied.
-     */
-    unsigned char	swapAction;
-
-    /* Last known buffer size.
-     */
-    unsigned short	width, height;
-
-    /* Coordinates used for static gravity when the window is positioned.
-     */
-    short		x, y;
-
-    /* Number of XIDs associated with this buffer.
-     */
-    int			nBufferIDs;
-
-    /* Capacity of the current buffer ID array, IDs. */
-    int			maxAvailableIDs;
-
-    /* Pointer to the array of buffer IDs.  This initially points to initIDs.
-     * When the static limit of the initIDs array is reached, the array is
-     * reallocated and this pointer is set to the new array instead of initIDs.
-     */
-    XID			*IDs;
-
-    /* Initial array of buffer IDs.  We are defining the XID array within the
-     * window priv to optimize for data locality.  In most cases, only one
-     * buffer will be associated with a window.  Having the array declared
-     * here can prevent us from accessing the data in another memory page,
-     * possibly resulting in a page swap and loss of performance.  Initially we
-     * will use this array to store buffer IDs.  For situations where we have
-     * more IDs than can fit in this static array, we will allocate a larger
-     * array to use, possibly suffering a performance loss. 
-     */
-    XID			initIDs[DBE_INIT_MAX_IDS];
-
-    /* Device-specific private information.
-     */
-    PrivateRec		*devPrivates;
-
-} DbeWindowPrivRec, *DbeWindowPrivPtr;
-
-
-/*
- ******************************************************************************
- ** Per-screen data
- ******************************************************************************
- */
-
-typedef struct _DbeScreenPrivRec
-{
-    /* Resources created by DIX to be used by DDX */
-    RESTYPE	dbeDrawableResType;
-    RESTYPE	dbeWindowPrivResType;
-
-    /* Private indices created by DIX to be used by DDX */
-    DevPrivateKey dbeScreenPrivKey;
-    DevPrivateKey dbeWindowPrivKey;
-
-    /* Wrapped functions
-     * It is the responsibilty of the DDX layer to wrap PositionWindow().
-     * DbeExtensionInit wraps DestroyWindow().
-     */
-    PositionWindowProcPtr PositionWindow;
-    DestroyWindowProcPtr  DestroyWindow;
-
-    /* Per-screen DIX routines */
-    Bool	(*SetupBackgroundPainter)(
-		WindowPtr /*pWin*/,
-		GCPtr /*pGC*/
-);
-
-    /* Per-screen DDX routines */
-    Bool	(*GetVisualInfo)(
-		ScreenPtr /*pScreen*/,
-		XdbeScreenVisualInfo * /*pVisInfo*/
-);
-    int		(*AllocBackBufferName)(
-		WindowPtr /*pWin*/,
-		XID /*bufId*/,
-		int /*swapAction*/
-);
-    int		(*SwapBuffers)(
-		ClientPtr /*client*/,
-		int * /*pNumWindows*/,
-		DbeSwapInfoPtr /*swapInfo*/
-);
-    void	(*BeginIdiom)(
-		ClientPtr /*client*/
-);
-    void	(*EndIdiom)(
-		ClientPtr /*client*/
-);
-    void	(*WinPrivDelete)(
-		DbeWindowPrivPtr /*pDbeWindowPriv*/,
-		XID /*bufId*/
-);
-    void	(*ResetProc)(
-		ScreenPtr /*pScreen*/
-);
-
-} DbeScreenPrivRec, *DbeScreenPrivPtr;
-
-#endif /* DBE_STRUCT_H */
+/******************************************************************************

+ * 

+ * Copyright (c) 1994, 1995  Hewlett-Packard Company

+ *

+ * 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, sublicense, 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 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 HEWLETT-PACKARD COMPANY 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 Hewlett-Packard

+ * Company 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 Hewlett-Packard Company.

+ * 

+ *     Header file for DIX-related DBE

+ *

+ *****************************************************************************/

+

+#ifndef DBE_STRUCT_H

+#define DBE_STRUCT_H

+

+

+/* INCLUDES */

+

+#define NEED_DBE_PROTOCOL

+#include <X11/extensions/dbeproto.h>

+#include "windowstr.h"

+#include "privates.h"

+

+typedef struct

+{

+    VisualID    visual;    /* one visual ID that supports double-buffering */

+    int         depth;     /* depth of visual in bits                      */

+    int         perflevel; /* performance level of visual                  */

+}

+XdbeVisualInfo;

+

+typedef struct

+{

+    int                 count;          /* number of items in visual_depth   */

+    XdbeVisualInfo      *visinfo;       /* list of visuals & depths for scrn */

+}

+XdbeScreenVisualInfo;

+

+/* DEFINES */

+

+#define DBE_SCREEN_PRIV(pScreen) ((DbeScreenPrivPtr) \

+    dixLookupPrivate(&(pScreen)->devPrivates, dbeScreenPrivKey))

+

+#define DBE_SCREEN_PRIV_FROM_DRAWABLE(pDrawable) \

+    DBE_SCREEN_PRIV((pDrawable)->pScreen)

+

+#define DBE_SCREEN_PRIV_FROM_WINDOW_PRIV(pDbeWindowPriv) \

+    DBE_SCREEN_PRIV((pDbeWindowPriv)->pWindow->drawable.pScreen)

+

+#define DBE_SCREEN_PRIV_FROM_WINDOW(pWindow) \

+    DBE_SCREEN_PRIV((pWindow)->drawable.pScreen)

+

+#define DBE_SCREEN_PRIV_FROM_PIXMAP(pPixmap) \

+    DBE_SCREEN_PRIV((pPixmap)->drawable.pScreen)

+

+#define DBE_SCREEN_PRIV_FROM_GC(pGC)\

+    DBE_SCREEN_PRIV((pGC)->pScreen)

+

+#define DBE_WINDOW_PRIV(pWin) ((DbeWindowPrivPtr) \

+    dixLookupPrivate(&(pWin)->devPrivates, dbeWindowPrivKey))

+

+/* Initial size of the buffer ID array in the window priv. */

+#define DBE_INIT_MAX_IDS	2

+

+/* Reallocation increment for the buffer ID array. */

+#define DBE_INCR_MAX_IDS	4

+

+/* Marker for free elements in the buffer ID array. */

+#define DBE_FREE_ID_ELEMENT	0

+

+extern _X_EXPORT void DbeExtensionInit (void);

+

+/* TYPEDEFS */

+

+/* Record used to pass swap information between DIX and DDX swapping

+ * procedures.

+ */

+typedef struct _DbeSwapInfoRec

+{

+    WindowPtr		pWindow;

+    unsigned char	swapAction;

+

+} DbeSwapInfoRec, *DbeSwapInfoPtr;

+

+/*

+ ******************************************************************************

+ ** Per-window data

+ ******************************************************************************

+ */

+

+typedef struct _DbeWindowPrivRec

+{

+    /* A pointer to the window with which the DBE window private (buffer) is

+     * associated.

+     */

+    WindowPtr		pWindow;

+

+    /* Last known swap action for this buffer.  Legal values for this field

+     * are XdbeUndefined, XdbeBackground, XdbeUntouched, and XdbeCopied.

+     */

+    unsigned char	swapAction;

+

+    /* Last known buffer size.

+     */

+    unsigned short	width, height;

+

+    /* Coordinates used for static gravity when the window is positioned.

+     */

+    short		x, y;

+

+    /* Number of XIDs associated with this buffer.

+     */

+    int			nBufferIDs;

+

+    /* Capacity of the current buffer ID array, IDs. */

+    int			maxAvailableIDs;

+

+    /* Pointer to the array of buffer IDs.  This initially points to initIDs.

+     * When the static limit of the initIDs array is reached, the array is

+     * reallocated and this pointer is set to the new array instead of initIDs.

+     */

+    XID			*IDs;

+

+    /* Initial array of buffer IDs.  We are defining the XID array within the

+     * window priv to optimize for data locality.  In most cases, only one

+     * buffer will be associated with a window.  Having the array declared

+     * here can prevent us from accessing the data in another memory page,

+     * possibly resulting in a page swap and loss of performance.  Initially we

+     * will use this array to store buffer IDs.  For situations where we have

+     * more IDs than can fit in this static array, we will allocate a larger

+     * array to use, possibly suffering a performance loss. 

+     */

+    XID			initIDs[DBE_INIT_MAX_IDS];

+

+    /* Device-specific private information.

+     */

+    PrivateRec		*devPrivates;

+

+} DbeWindowPrivRec, *DbeWindowPrivPtr;

+

+

+/*

+ ******************************************************************************

+ ** Per-screen data

+ ******************************************************************************

+ */

+

+typedef struct _DbeScreenPrivRec

+{

+    /* Wrapped functions

+     * It is the responsibilty of the DDX layer to wrap PositionWindow().

+     * DbeExtensionInit wraps DestroyWindow().

+     */

+    PositionWindowProcPtr PositionWindow;

+    DestroyWindowProcPtr  DestroyWindow;

+

+    /* Per-screen DIX routines */

+    Bool	(*SetupBackgroundPainter)(

+		WindowPtr /*pWin*/,

+		GCPtr /*pGC*/

+);

+

+    /* Per-screen DDX routines */

+    Bool	(*GetVisualInfo)(

+		ScreenPtr /*pScreen*/,

+		XdbeScreenVisualInfo * /*pVisInfo*/

+);

+    int		(*AllocBackBufferName)(

+		WindowPtr /*pWin*/,

+		XID /*bufId*/,

+		int /*swapAction*/

+);

+    int		(*SwapBuffers)(

+		ClientPtr /*client*/,

+		int * /*pNumWindows*/,

+		DbeSwapInfoPtr /*swapInfo*/

+);

+    void	(*BeginIdiom)(

+		ClientPtr /*client*/

+);

+    void	(*EndIdiom)(

+		ClientPtr /*client*/

+);

+    void	(*WinPrivDelete)(

+		DbeWindowPrivPtr /*pDbeWindowPriv*/,

+		XID /*bufId*/

+);

+    void	(*ResetProc)(

+		ScreenPtr /*pScreen*/

+);

+

+} DbeScreenPrivRec, *DbeScreenPrivPtr;

+

+#endif /* DBE_STRUCT_H */