681 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			681 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			C
		
	
	
	
| /**************************************************************************
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| 
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| Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
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| Copyright 2000 VA Linux Systems, Inc.
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| All Rights Reserved.
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| 
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| Permission is hereby granted, free of charge, to any person obtaining a
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| copy of this software and associated documentation files (the
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| "Software"), to deal in the Software without restriction, including
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| without limitation the rights to use, copy, modify, merge, publish,
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| distribute, sub license, and/or sell copies of the Software, and to
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| permit persons to whom the Software is furnished to do so, subject to
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| the following conditions:
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| 
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| The above copyright notice and this permission notice (including the
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| next paragraph) shall be included in all copies or substantial portions
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| of the Software.
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| 
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| THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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| OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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| MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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| IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
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| ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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| TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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| SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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| 
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| **************************************************************************/
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| 
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| /*
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|  * Authors:
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|  *   Kevin E. Martin <martin@valinux.com>
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|  *   Jens Owen <jens@tungstengraphics.com>
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|  *   Rickard E. (Rik) Faith <faith@valinux.com>
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|  *
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|  */
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| 
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| #ifdef HAVE_XORG_CONFIG_H
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| #include <xorg-config.h>
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| #endif
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| 
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| #include <string.h>
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| 
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| #include "xf86.h"
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| 
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| #define NEED_REPLIES
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| #define NEED_EVENTS
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| #include <X11/X.h>
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| #include <X11/Xproto.h>
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| #include "misc.h"
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| #include "dixstruct.h"
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| #include "extnsionst.h"
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| #include "colormapst.h"
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| #include "cursorstr.h"
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| #include "scrnintstr.h"
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| #include "servermd.h"
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| #define _XF86DRI_SERVER_
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| #include "xf86dristr.h"
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| #include "swaprep.h"
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| #include "xf86str.h"
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| #include "dri.h"
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| #include "sarea.h"
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| #include "dristruct.h"
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| #include "xf86.h"
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| #include "xf86drm.h"
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| 
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| static int DRIErrorBase;
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| 
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| static DISPATCH_PROC(ProcXF86DRIQueryVersion);
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| static DISPATCH_PROC(ProcXF86DRIQueryDirectRenderingCapable);
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| static DISPATCH_PROC(ProcXF86DRIOpenConnection);
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| static DISPATCH_PROC(ProcXF86DRICloseConnection);
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| static DISPATCH_PROC(ProcXF86DRIGetClientDriverName);
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| static DISPATCH_PROC(ProcXF86DRICreateContext);
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| static DISPATCH_PROC(ProcXF86DRIDestroyContext);
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| static DISPATCH_PROC(ProcXF86DRICreateDrawable);
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| static DISPATCH_PROC(ProcXF86DRIDestroyDrawable);
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| static DISPATCH_PROC(ProcXF86DRIGetDrawableInfo);
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| static DISPATCH_PROC(ProcXF86DRIGetDeviceInfo);
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| static DISPATCH_PROC(ProcXF86DRIDispatch);
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| static DISPATCH_PROC(ProcXF86DRIAuthConnection);
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| 
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| static DISPATCH_PROC(SProcXF86DRIQueryVersion);
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| static DISPATCH_PROC(SProcXF86DRIQueryDirectRenderingCapable);
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| static DISPATCH_PROC(SProcXF86DRIDispatch);
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| 
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| static void XF86DRIResetProc(ExtensionEntry* extEntry);
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| 
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| static unsigned char DRIReqCode = 0;
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| 
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| extern void XFree86DRIExtensionInit(void);
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| 
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| void
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| XFree86DRIExtensionInit(void)
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| {
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|     ExtensionEntry* extEntry;
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| 
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| #ifdef XF86DRI_EVENTS
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|     EventType = CreateNewResourceType(XF86DRIFreeEvents);
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| #endif
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| 
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|     if (
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| 	DRIExtensionInit() &&
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| #ifdef XF86DRI_EVENTS
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|         EventType && ScreenPrivateIndex != -1 &&
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| #endif
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| 	(extEntry = AddExtension(XF86DRINAME,
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| 				 XF86DRINumberEvents,
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| 				 XF86DRINumberErrors,
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| 				 ProcXF86DRIDispatch,
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| 				 SProcXF86DRIDispatch,
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| 				 XF86DRIResetProc,
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| 				 StandardMinorOpcode))) {
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| 	DRIReqCode = (unsigned char)extEntry->base;
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| 	DRIErrorBase = extEntry->errorBase;
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|     }
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| }
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| 
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| /*ARGSUSED*/
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| static void
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| XF86DRIResetProc (
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|     ExtensionEntry* extEntry
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| )
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| {
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|     DRIReset();
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| }
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| 
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| static int
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| ProcXF86DRIQueryVersion(
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|     register ClientPtr client
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| )
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| {
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|     xXF86DRIQueryVersionReply rep;
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|     register int n;
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| 
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|     REQUEST_SIZE_MATCH(xXF86DRIQueryVersionReq);
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|     rep.type = X_Reply;
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|     rep.length = 0;
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|     rep.sequenceNumber = client->sequence;
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|     rep.majorVersion = XF86DRI_MAJOR_VERSION;
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|     rep.minorVersion = XF86DRI_MINOR_VERSION;
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|     rep.patchVersion = XF86DRI_PATCH_VERSION;
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|     if (client->swapped) {
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|     	swaps(&rep.sequenceNumber, n);
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|     	swapl(&rep.length, n);
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| 	swaps(&rep.majorVersion, n);
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| 	swaps(&rep.minorVersion, n);
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| 	swapl(&rep.patchVersion, n);
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|     }
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|     WriteToClient(client, sizeof(xXF86DRIQueryVersionReply), (char *)&rep);
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|     return (client->noClientException);
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| }
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| 
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| static int
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| ProcXF86DRIQueryDirectRenderingCapable(
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|     register ClientPtr client
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| )
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| {
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|     xXF86DRIQueryDirectRenderingCapableReply	rep;
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|     Bool isCapable;
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|     register int n;
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| 
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|     REQUEST(xXF86DRIQueryDirectRenderingCapableReq);
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|     REQUEST_SIZE_MATCH(xXF86DRIQueryDirectRenderingCapableReq);
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|     if (stuff->screen >= screenInfo.numScreens) {
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| 	client->errorValue = stuff->screen;
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| 	return BadValue;
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|     }
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| 
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|     rep.type = X_Reply;
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|     rep.length = 0;
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|     rep.sequenceNumber = client->sequence;
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| 
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|     if (!DRIQueryDirectRenderingCapable( screenInfo.screens[stuff->screen], 
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| 					 &isCapable)) {
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| 	return BadValue;
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|     }
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|     rep.isCapable = isCapable;
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| 
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|     if (!LocalClient(client) || client->swapped)
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| 	rep.isCapable = 0;
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| 
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|     if (client->swapped) {
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|     	swaps(&rep.sequenceNumber, n);
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|     	swapl(&rep.length, n);
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|     }
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| 
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|     WriteToClient(client, 
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| 	sizeof(xXF86DRIQueryDirectRenderingCapableReply), (char *)&rep);
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|     return (client->noClientException);
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| }
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| 
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| static int
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| ProcXF86DRIOpenConnection(
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|     register ClientPtr client
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| )
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| {
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|     xXF86DRIOpenConnectionReply rep;
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|     drm_handle_t			hSAREA;
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|     char*			busIdString;
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| 
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|     REQUEST(xXF86DRIOpenConnectionReq);
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|     REQUEST_SIZE_MATCH(xXF86DRIOpenConnectionReq);
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|     if (stuff->screen >= screenInfo.numScreens) {
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| 	client->errorValue = stuff->screen;
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| 	return BadValue;
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|     }
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| 
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|     if (!DRIOpenConnection( screenInfo.screens[stuff->screen], 
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| 			    &hSAREA,
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| 			    &busIdString)) {
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| 	return BadValue;
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|     }
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| 
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|     rep.type = X_Reply;
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|     rep.sequenceNumber = client->sequence;
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|     rep.busIdStringLength = 0;
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|     if (busIdString)
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| 	rep.busIdStringLength = strlen(busIdString);
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|     rep.length = (SIZEOF(xXF86DRIOpenConnectionReply) - SIZEOF(xGenericReply) +
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|                   ((rep.busIdStringLength + 3) & ~3)) >> 2;
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| 
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|     rep.hSAREALow  = (CARD32)(hSAREA & 0xffffffff);
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| #if defined(LONG64) && !defined(__linux__)
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|     rep.hSAREAHigh = (CARD32)(hSAREA >> 32);
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| #else
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|     rep.hSAREAHigh = 0;
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| #endif
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| 
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|     WriteToClient(client, sizeof(xXF86DRIOpenConnectionReply), (char *)&rep);
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|     if (rep.busIdStringLength)
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| 	WriteToClient(client, rep.busIdStringLength, busIdString);
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|     return (client->noClientException);
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| }
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| 
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| static int
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| ProcXF86DRIAuthConnection(
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|     register ClientPtr client
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| )
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| {
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|     xXF86DRIAuthConnectionReply rep;
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|     
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|     REQUEST(xXF86DRIAuthConnectionReq);
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|     REQUEST_SIZE_MATCH(xXF86DRIAuthConnectionReq);
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|     if (stuff->screen >= screenInfo.numScreens) {
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| 	client->errorValue = stuff->screen;
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| 	return BadValue;
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|     }
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| 
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|     rep.type = X_Reply;
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|     rep.length = 0;
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|     rep.sequenceNumber = client->sequence;
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|     rep.authenticated = 1;
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| 
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|     if (!DRIAuthConnection( screenInfo.screens[stuff->screen], stuff->magic)) {
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|         ErrorF("Failed to authenticate %lu\n", (unsigned long)stuff->magic);
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| 	rep.authenticated = 0;
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|     }
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|     WriteToClient(client, sizeof(xXF86DRIAuthConnectionReply), (char *)&rep);
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|     return (client->noClientException);
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| }
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| 
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| static int
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| ProcXF86DRICloseConnection(
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|     register ClientPtr client
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| )
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| {
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|     REQUEST(xXF86DRICloseConnectionReq);
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|     REQUEST_SIZE_MATCH(xXF86DRICloseConnectionReq);
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|     if (stuff->screen >= screenInfo.numScreens) {
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| 	client->errorValue = stuff->screen;
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| 	return BadValue;
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|     }
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| 
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|     DRICloseConnection( screenInfo.screens[stuff->screen]);
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| 
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|     return (client->noClientException);
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| }
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| 
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| static int
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| ProcXF86DRIGetClientDriverName(
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|     register ClientPtr client
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| )
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| {
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|     xXF86DRIGetClientDriverNameReply	rep;
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|     char* clientDriverName;
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| 
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|     REQUEST(xXF86DRIGetClientDriverNameReq);
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|     REQUEST_SIZE_MATCH(xXF86DRIGetClientDriverNameReq);
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|     if (stuff->screen >= screenInfo.numScreens) {
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| 	client->errorValue = stuff->screen;
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| 	return BadValue;
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|     }
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| 
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|     DRIGetClientDriverName( screenInfo.screens[stuff->screen],
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| 			    (int *)&rep.ddxDriverMajorVersion,
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| 			    (int *)&rep.ddxDriverMinorVersion,
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| 			    (int *)&rep.ddxDriverPatchVersion,
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| 			    &clientDriverName);
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| 
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|     rep.type = X_Reply;
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|     rep.sequenceNumber = client->sequence;
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|     rep.clientDriverNameLength = 0;
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|     if (clientDriverName)
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| 	rep.clientDriverNameLength = strlen(clientDriverName);
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|     rep.length = (SIZEOF(xXF86DRIGetClientDriverNameReply) - 
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| 			SIZEOF(xGenericReply) +
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| 			((rep.clientDriverNameLength + 3) & ~3)) >> 2;
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| 
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|     WriteToClient(client, 
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| 	sizeof(xXF86DRIGetClientDriverNameReply), (char *)&rep);
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|     if (rep.clientDriverNameLength)
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| 	WriteToClient(client, 
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|                       rep.clientDriverNameLength, 
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|                       clientDriverName);
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|     return (client->noClientException);
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| }
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| 
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| static int
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| ProcXF86DRICreateContext(
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|     register ClientPtr client
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| )
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| {
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|     xXF86DRICreateContextReply	rep;
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|     ScreenPtr pScreen;
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| 
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|     REQUEST(xXF86DRICreateContextReq);
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|     REQUEST_SIZE_MATCH(xXF86DRICreateContextReq);
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|     if (stuff->screen >= screenInfo.numScreens) {
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| 	client->errorValue = stuff->screen;
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| 	return BadValue;
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|     }
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| 
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|     rep.type = X_Reply;
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|     rep.length = 0;
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|     rep.sequenceNumber = client->sequence;
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| 
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|     pScreen = screenInfo.screens[stuff->screen];
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| 
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|     if (!DRICreateContext( pScreen,
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| 			   NULL,
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| 			   stuff->context,
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| 			   (drm_context_t *)&rep.hHWContext)) {
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| 	return BadValue;
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|     }
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| 
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|     WriteToClient(client, sizeof(xXF86DRICreateContextReply), (char *)&rep);
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|     return (client->noClientException);
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| }
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| 
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| static int
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| ProcXF86DRIDestroyContext(
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|     register ClientPtr client
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| )
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| {
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|     REQUEST(xXF86DRIDestroyContextReq);
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|     REQUEST_SIZE_MATCH(xXF86DRIDestroyContextReq);
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|     if (stuff->screen >= screenInfo.numScreens) {
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| 	client->errorValue = stuff->screen;
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| 	return BadValue;
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|     }
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| 
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|     if (!DRIDestroyContext( screenInfo.screens[stuff->screen],
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| 			    stuff->context)) {
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| 	return BadValue;
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|     }
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| 
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|     return (client->noClientException);
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| }
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| 
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| static int
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| ProcXF86DRICreateDrawable(
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|     ClientPtr client
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| )
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| {
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|     xXF86DRICreateDrawableReply	rep;
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|     DrawablePtr pDrawable;
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|     int rc;
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| 
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|     REQUEST(xXF86DRICreateDrawableReq);
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|     REQUEST_SIZE_MATCH(xXF86DRICreateDrawableReq);
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|     if (stuff->screen >= screenInfo.numScreens) {
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| 	client->errorValue = stuff->screen;
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| 	return BadValue;
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|     }
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| 
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|     rep.type = X_Reply;
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|     rep.length = 0;
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|     rep.sequenceNumber = client->sequence;
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| 
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|     rc = dixLookupDrawable(&pDrawable, stuff->drawable, client, 0,
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| 			   DixReadAccess);
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|     if (rc != Success)
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| 	return rc;
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| 
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|     if (!DRICreateDrawable(screenInfo.screens[stuff->screen], client,
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| 			   pDrawable, (drm_drawable_t *)&rep.hHWDrawable)) {
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| 	return BadValue;
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|     }
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| 
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|     WriteToClient(client, sizeof(xXF86DRICreateDrawableReply), (char *)&rep);
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|     return (client->noClientException);
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| }
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| 
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| static int
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| ProcXF86DRIDestroyDrawable(
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|     register ClientPtr client
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| )
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| {
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|     REQUEST(xXF86DRIDestroyDrawableReq);
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|     DrawablePtr pDrawable;
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|     REQUEST_SIZE_MATCH(xXF86DRIDestroyDrawableReq);
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|     int rc;
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| 
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|     if (stuff->screen >= screenInfo.numScreens) {
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| 	client->errorValue = stuff->screen;
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| 	return BadValue;
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|     }
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| 
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|     rc = dixLookupDrawable(&pDrawable, stuff->drawable, client, 0,
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| 			   DixReadAccess);
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|     if (rc != Success)
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| 	return rc;
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| 
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|     if (!DRIDestroyDrawable(screenInfo.screens[stuff->screen], client,
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| 			    pDrawable)) {
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| 	return BadValue;
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|     }
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| 
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|     return (client->noClientException);
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| }
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| 
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| static int
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| ProcXF86DRIGetDrawableInfo(
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|     register ClientPtr client
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| )
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| {
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|     xXF86DRIGetDrawableInfoReply	rep;
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|     DrawablePtr pDrawable;
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|     int X, Y, W, H;
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|     drm_clip_rect_t * pClipRects, *pClippedRects;
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|     drm_clip_rect_t * pBackClipRects;
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|     int backX, backY, rc;
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| 
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|     REQUEST(xXF86DRIGetDrawableInfoReq);
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|     REQUEST_SIZE_MATCH(xXF86DRIGetDrawableInfoReq);
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|     if (stuff->screen >= screenInfo.numScreens) {
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| 	client->errorValue = stuff->screen;
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| 	return BadValue;
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|     }
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| 
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|     rep.type = X_Reply;
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|     rep.length = 0;
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|     rep.sequenceNumber = client->sequence;
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| 
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|     rc = dixLookupDrawable(&pDrawable, stuff->drawable, client, 0,
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| 			   DixReadAccess);
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|     if (rc != Success)
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| 	return rc;
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| 
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|     if (!DRIGetDrawableInfo( screenInfo.screens[stuff->screen],
 | |
| 			     pDrawable,
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| 			     (unsigned int*)&rep.drawableTableIndex,
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| 			     (unsigned int*)&rep.drawableTableStamp,
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| 			     (int*)&X,
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| 			     (int*)&Y,
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| 			     (int*)&W,
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| 			     (int*)&H,
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| 			     (int*)&rep.numClipRects,
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| 			     &pClipRects,
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| 			     &backX, 
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| 			     &backY,
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| 			     (int*)&rep.numBackClipRects,
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| 			     &pBackClipRects)) {
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| 	return BadValue;
 | |
|     }
 | |
| 
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|     rep.drawableX = X;
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|     rep.drawableY = Y;
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|     rep.drawableWidth = W;
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|     rep.drawableHeight = H;
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|     rep.length = (SIZEOF(xXF86DRIGetDrawableInfoReply) - 
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| 		  SIZEOF(xGenericReply));
 | |
| 
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|     rep.backX = backX;
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|     rep.backY = backY;
 | |
|         
 | |
|     if (rep.numBackClipRects) 
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|        rep.length += sizeof(drm_clip_rect_t) * rep.numBackClipRects;    
 | |
| 
 | |
|     pClippedRects = pClipRects;
 | |
| 
 | |
|     if (rep.numClipRects) {
 | |
|        /* Clip cliprects to screen dimensions (redirected windows) */
 | |
|        pClippedRects = xalloc(rep.numClipRects * sizeof(drm_clip_rect_t));
 | |
| 
 | |
|        if (pClippedRects) {
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| 	    ScreenPtr pScreen = screenInfo.screens[stuff->screen];
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| 	    int i, j;
 | |
| 
 | |
| 	    for (i = 0, j = 0; i < rep.numClipRects; i++) {
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| 		pClippedRects[j].x1 = max(pClipRects[i].x1, 0);
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| 		pClippedRects[j].y1 = max(pClipRects[i].y1, 0);
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| 		pClippedRects[j].x2 = min(pClipRects[i].x2, pScreen->width);
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| 		pClippedRects[j].y2 = min(pClipRects[i].y2, pScreen->height);
 | |
| 
 | |
| 		if (pClippedRects[j].x1 < pClippedRects[j].x2 &&
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| 		    pClippedRects[j].y1 < pClippedRects[j].y2) {
 | |
| 		    j++;
 | |
| 		}
 | |
| 	    }
 | |
| 
 | |
| 	    rep.numClipRects = j;
 | |
|        } else {
 | |
| 	    rep.numClipRects = 0;
 | |
|        }
 | |
| 
 | |
|        rep.length += sizeof(drm_clip_rect_t) * rep.numClipRects;
 | |
|     }
 | |
|     
 | |
|     rep.length = ((rep.length + 3) & ~3) >> 2;
 | |
| 
 | |
|     WriteToClient(client, sizeof(xXF86DRIGetDrawableInfoReply), (char *)&rep);
 | |
| 
 | |
|     if (rep.numClipRects) {
 | |
| 	WriteToClient(client,  
 | |
| 		      sizeof(drm_clip_rect_t) * rep.numClipRects,
 | |
| 		      (char *)pClippedRects);
 | |
| 	xfree(pClippedRects);
 | |
|     }
 | |
| 
 | |
|     if (rep.numBackClipRects) {
 | |
|        WriteToClient(client, 
 | |
| 		     sizeof(drm_clip_rect_t) * rep.numBackClipRects,
 | |
| 		     (char *)pBackClipRects);
 | |
|     }
 | |
| 
 | |
|     return (client->noClientException);
 | |
| }
 | |
| 
 | |
| static int
 | |
| ProcXF86DRIGetDeviceInfo(
 | |
|     register ClientPtr client
 | |
| )
 | |
| {
 | |
|     xXF86DRIGetDeviceInfoReply	rep;
 | |
|     drm_handle_t hFrameBuffer;
 | |
|     void *pDevPrivate;
 | |
| 
 | |
|     REQUEST(xXF86DRIGetDeviceInfoReq);
 | |
|     REQUEST_SIZE_MATCH(xXF86DRIGetDeviceInfoReq);
 | |
|     if (stuff->screen >= screenInfo.numScreens) {
 | |
| 	client->errorValue = stuff->screen;
 | |
| 	return BadValue;
 | |
|     }
 | |
| 
 | |
|     rep.type = X_Reply;
 | |
|     rep.length = 0;
 | |
|     rep.sequenceNumber = client->sequence;
 | |
| 
 | |
|     if (!DRIGetDeviceInfo( screenInfo.screens[stuff->screen],
 | |
| 			   &hFrameBuffer,
 | |
| 			   (int*)&rep.framebufferOrigin,
 | |
| 			   (int*)&rep.framebufferSize,
 | |
| 			   (int*)&rep.framebufferStride,
 | |
| 			   (int*)&rep.devPrivateSize,
 | |
| 			   &pDevPrivate)) {
 | |
| 	return BadValue;
 | |
|     }
 | |
| 
 | |
|     rep.hFrameBufferLow  = (CARD32)(hFrameBuffer & 0xffffffff);
 | |
| #if defined(LONG64) && !defined(__linux__)
 | |
|     rep.hFrameBufferHigh = (CARD32)(hFrameBuffer >> 32);
 | |
| #else
 | |
|     rep.hFrameBufferHigh = 0;
 | |
| #endif
 | |
| 
 | |
|     rep.length = 0;
 | |
|     if (rep.devPrivateSize) {
 | |
| 	rep.length = (SIZEOF(xXF86DRIGetDeviceInfoReply) - 
 | |
| 		      SIZEOF(xGenericReply) +
 | |
| 		      ((rep.devPrivateSize + 3) & ~3)) >> 2;
 | |
|     }
 | |
| 
 | |
|     WriteToClient(client, sizeof(xXF86DRIGetDeviceInfoReply), (char *)&rep);
 | |
|     if (rep.length) {
 | |
| 	WriteToClient(client, rep.devPrivateSize, (char *)pDevPrivate);
 | |
|     }
 | |
|     return (client->noClientException);
 | |
| }
 | |
| 
 | |
| static int
 | |
| ProcXF86DRIDispatch (
 | |
|     register ClientPtr	client
 | |
| )
 | |
| {
 | |
|     REQUEST(xReq);
 | |
| 
 | |
|     switch (stuff->data)
 | |
|     {
 | |
|     case X_XF86DRIQueryVersion:
 | |
| 	return ProcXF86DRIQueryVersion(client);
 | |
|     case X_XF86DRIQueryDirectRenderingCapable:
 | |
| 	return ProcXF86DRIQueryDirectRenderingCapable(client);
 | |
|     }
 | |
| 
 | |
|     if (!LocalClient(client))
 | |
| 	return DRIErrorBase + XF86DRIClientNotLocal;
 | |
| 
 | |
|     switch (stuff->data)
 | |
|     {
 | |
|     case X_XF86DRIOpenConnection:
 | |
| 	return ProcXF86DRIOpenConnection(client);
 | |
|     case X_XF86DRICloseConnection:
 | |
| 	return ProcXF86DRICloseConnection(client);
 | |
|     case X_XF86DRIGetClientDriverName:
 | |
| 	return ProcXF86DRIGetClientDriverName(client);
 | |
|     case X_XF86DRICreateContext:
 | |
| 	return ProcXF86DRICreateContext(client);
 | |
|     case X_XF86DRIDestroyContext:
 | |
| 	return ProcXF86DRIDestroyContext(client);
 | |
|     case X_XF86DRICreateDrawable:
 | |
| 	return ProcXF86DRICreateDrawable(client);
 | |
|     case X_XF86DRIDestroyDrawable:
 | |
| 	return ProcXF86DRIDestroyDrawable(client);
 | |
|     case X_XF86DRIGetDrawableInfo:
 | |
| 	return ProcXF86DRIGetDrawableInfo(client);
 | |
|     case X_XF86DRIGetDeviceInfo:
 | |
| 	return ProcXF86DRIGetDeviceInfo(client);
 | |
|     case X_XF86DRIAuthConnection:
 | |
| 	return ProcXF86DRIAuthConnection(client);
 | |
|     /* {Open,Close}FullScreen are deprecated now */
 | |
|     default:
 | |
| 	return BadRequest;
 | |
|     }
 | |
| }
 | |
| 
 | |
| static int
 | |
| SProcXF86DRIQueryVersion(
 | |
|     register ClientPtr	client
 | |
| )
 | |
| {
 | |
|     register int n;
 | |
|     REQUEST(xXF86DRIQueryVersionReq);
 | |
|     swaps(&stuff->length, n);
 | |
|     return ProcXF86DRIQueryVersion(client);
 | |
| }
 | |
| 
 | |
| static int
 | |
| SProcXF86DRIQueryDirectRenderingCapable(
 | |
|     register ClientPtr client
 | |
| )
 | |
| {
 | |
|     register int n;
 | |
|     REQUEST(xXF86DRIQueryDirectRenderingCapableReq);
 | |
|     swaps(&stuff->length, n);
 | |
|     swapl(&stuff->screen, n);
 | |
|     return ProcXF86DRIQueryDirectRenderingCapable(client);
 | |
| }
 | |
| 
 | |
| static int
 | |
| SProcXF86DRIDispatch (
 | |
|     register ClientPtr	client
 | |
| )
 | |
| {
 | |
|     REQUEST(xReq);
 | |
| 
 | |
|     /*
 | |
|      * Only local clients are allowed DRI access, but remote clients still need
 | |
|      * these requests to find out cleanly.
 | |
|      */
 | |
|     switch (stuff->data)
 | |
|     {
 | |
|     case X_XF86DRIQueryVersion:
 | |
| 	return SProcXF86DRIQueryVersion(client);
 | |
|     case X_XF86DRIQueryDirectRenderingCapable:
 | |
| 	return SProcXF86DRIQueryDirectRenderingCapable(client);
 | |
|     default:
 | |
| 	return DRIErrorBase + XF86DRIClientNotLocal;
 | |
|     }
 | |
| }
 |