770 lines
		
	
	
		
			19 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			770 lines
		
	
	
		
			19 KiB
		
	
	
	
		
			C
		
	
	
	
/*
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   Copyright (c) 1999 - The XFree86 Project Inc.
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   Written by Mark Vojkovich
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*/
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/* $XFree86: xc/programs/Xserver/Xext/xf86dga2.c,v 1.17 2001/10/28 03:32:51 tsi Exp $ */
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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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#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 "dixevents.h"
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#include "pixmapstr.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 _XF86DGA_SERVER_
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#include <X11/extensions/xf86dga.h>
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#include <X11/extensions/xf86dgastr.h>
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#include "swaprep.h"
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#include "dgaproc.h"
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#include "xf86dgaext.h"
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#include <string.h>
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#include "modinit.h"
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static DISPATCH_PROC(ProcXDGADispatch);
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static DISPATCH_PROC(SProcXDGADispatch);
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static DISPATCH_PROC(ProcXDGAQueryVersion);
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static DISPATCH_PROC(ProcXDGAQueryModes);
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static DISPATCH_PROC(ProcXDGASetMode);
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static DISPATCH_PROC(ProcXDGAOpenFramebuffer);
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static DISPATCH_PROC(ProcXDGACloseFramebuffer);
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static DISPATCH_PROC(ProcXDGASetViewport);
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static DISPATCH_PROC(ProcXDGAInstallColormap);
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static DISPATCH_PROC(ProcXDGASelectInput);
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static DISPATCH_PROC(ProcXDGAFillRectangle);
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static DISPATCH_PROC(ProcXDGACopyArea);
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static DISPATCH_PROC(ProcXDGACopyTransparentArea);
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static DISPATCH_PROC(ProcXDGAGetViewportStatus);
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static DISPATCH_PROC(ProcXDGASync);
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static DISPATCH_PROC(ProcXDGASetClientVersion);
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static DISPATCH_PROC(ProcXDGAChangePixmapMode);
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static DISPATCH_PROC(ProcXDGACreateColormap);
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static void XDGAResetProc(ExtensionEntry *extEntry);
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static void DGAClientStateChange (CallbackListPtr*, pointer, pointer);
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static ClientPtr DGAClients[MAXSCREENS];
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unsigned char DGAReqCode = 0;
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int DGAErrorBase;
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int DGAEventBase;
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static int DGAGeneration = 0;
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static int DGAClientPrivateIndex;
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static int DGACallbackRefCount = 0;
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/* This holds the client's version information */
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typedef struct {
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    int		major;
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    int		minor;
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} DGAPrivRec, *DGAPrivPtr;
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#define DGAPRIV(c) ((c)->devPrivates[DGAClientPrivateIndex].ptr)
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void
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XFree86DGAExtensionInit(INITARGS)
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{
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    ExtensionEntry* extEntry;
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    if ((extEntry = AddExtension(XF86DGANAME,
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				XF86DGANumberEvents,
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				XF86DGANumberErrors,
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				ProcXDGADispatch,
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				SProcXDGADispatch,
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				XDGAResetProc,
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				StandardMinorOpcode))) {
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	int i;
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	for(i = 0; i < MAXSCREENS; i++)
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	     DGAClients[i] = NULL;
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	DGAReqCode = (unsigned char)extEntry->base;
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	DGAErrorBase = extEntry->errorBase;
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	DGAEventBase = extEntry->eventBase;
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	for (i = KeyPress; i <= MotionNotify; i++)
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	    SetCriticalEvent (DGAEventBase + i);
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    }
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    /*
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     * Allocate a client private index to hold the client's version
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     * information.
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     */
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    if (DGAGeneration != serverGeneration) {
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	DGAClientPrivateIndex = AllocateClientPrivateIndex();
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	/*
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	 * Allocate 0 length, and use the private to hold a pointer to
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	 * our DGAPrivRec.
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	 */
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	if (!AllocateClientPrivate(DGAClientPrivateIndex, 0)) {
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	    ErrorF("XFree86DGAExtensionInit: AllocateClientPrivate failed\n");
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	    return;
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	}
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	DGAGeneration = serverGeneration;
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    }
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}
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static void
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XDGAResetProc (ExtensionEntry *extEntry)
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{
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   DeleteCallback (&ClientStateCallback, DGAClientStateChange, NULL);
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   DGACallbackRefCount = 0;
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}
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static int
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ProcXDGAQueryVersion(ClientPtr client)
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{
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    xXDGAQueryVersionReply rep;
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    REQUEST_SIZE_MATCH(xXDGAQueryVersionReq);
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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 = XDGA_MAJOR_VERSION;
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    rep.minorVersion = XDGA_MINOR_VERSION;
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    WriteToClient(client, sizeof(xXDGAQueryVersionReply), (char *)&rep);
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    return (client->noClientException);
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}
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static int
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ProcXDGAOpenFramebuffer(ClientPtr client)
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{
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    REQUEST(xXDGAOpenFramebufferReq);
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    xXDGAOpenFramebufferReply rep;
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    char *deviceName;
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    int nameSize;
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    if (stuff->screen > screenInfo.numScreens)
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        return BadValue;
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    if (!DGAAvailable(stuff->screen)) 
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        return DGAErrorBase + XF86DGANoDirectVideoMode;
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    REQUEST_SIZE_MATCH(xXDGAOpenFramebufferReq);
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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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    if(!DGAOpenFramebuffer(stuff->screen, &deviceName, 
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			(unsigned char**)(&rep.mem1),
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			(int*)&rep.size, (int*)&rep.offset, (int*)&rep.extra)) 
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    {
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	return BadAlloc;
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    }
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    nameSize = deviceName ? (strlen(deviceName) + 1) : 0;
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    rep.length = (nameSize + 3) >> 2;
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    WriteToClient(client, sizeof(xXDGAOpenFramebufferReply), (char *)&rep);
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    if(rep.length)
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	WriteToClient(client, nameSize, deviceName);
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    return (client->noClientException);
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}
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static int
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ProcXDGACloseFramebuffer(ClientPtr client)
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{
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    REQUEST(xXDGACloseFramebufferReq);
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    if (stuff->screen > screenInfo.numScreens)
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        return BadValue;
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    if (!DGAAvailable(stuff->screen)) 
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        return DGAErrorBase + XF86DGANoDirectVideoMode;
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    REQUEST_SIZE_MATCH(xXDGACloseFramebufferReq);
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    DGACloseFramebuffer(stuff->screen);
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    return (client->noClientException);
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}
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static int
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ProcXDGAQueryModes(ClientPtr client)
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{
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    int i, num, size;
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    REQUEST(xXDGAQueryModesReq);
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    xXDGAQueryModesReply rep;
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    xXDGAModeInfo info;
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    XDGAModePtr mode;
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    if (stuff->screen > screenInfo.numScreens)
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        return BadValue;
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    REQUEST_SIZE_MATCH(xXDGAQueryModesReq);
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    rep.type = X_Reply;
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    rep.length = 0;
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    rep.number = 0;
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    rep.sequenceNumber = client->sequence;
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    if (!DGAAvailable(stuff->screen)) {
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	rep.number = 0;
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	rep.length = 0;
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	WriteToClient(client, sz_xXDGAQueryModesReply, (char*)&rep);
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	return (client->noClientException);
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    }
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    if(!(num = DGAGetModes(stuff->screen))) {
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	WriteToClient(client, sz_xXDGAQueryModesReply, (char*)&rep);
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	return (client->noClientException);
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    }
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    if(!(mode = (XDGAModePtr)xalloc(num * sizeof(XDGAModeRec))))
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	return BadAlloc;
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    for(i = 0; i < num; i++)
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	DGAGetModeInfo(stuff->screen, mode + i, i + 1);
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    size = num * sz_xXDGAModeInfo;
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    for(i = 0; i < num; i++)
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	size += (strlen(mode[i].name) + 4) & ~3L;  /* plus NULL */
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    rep.number = num;
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    rep.length = size >> 2;
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    WriteToClient(client, sz_xXDGAQueryModesReply, (char*)&rep);
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    for(i = 0; i < num; i++) {
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	size = strlen(mode[i].name) + 1;
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	info.byte_order = mode[i].byteOrder;
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	info.depth = mode[i].depth;
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	info.num = mode[i].num;
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	info.bpp = mode[i].bitsPerPixel;
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	info.name_size = (size + 3) & ~3L;
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	info.vsync_num = mode[i].VSync_num;
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	info.vsync_den = mode[i].VSync_den;
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	info.flags = mode[i].flags;
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	info.image_width = mode[i].imageWidth;
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	info.image_height = mode[i].imageHeight;
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	info.pixmap_width = mode[i].pixmapWidth;
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	info.pixmap_height = mode[i].pixmapHeight;
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	info.bytes_per_scanline = mode[i].bytesPerScanline;
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	info.red_mask = mode[i].red_mask;
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	info.green_mask = mode[i].green_mask;
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	info.blue_mask = mode[i].blue_mask;
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	info.visual_class = mode[i].visualClass;
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	info.viewport_width = mode[i].viewportWidth;
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	info.viewport_height = mode[i].viewportHeight;
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	info.viewport_xstep = mode[i].xViewportStep;
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	info.viewport_ystep = mode[i].yViewportStep;
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 	info.viewport_xmax = mode[i].maxViewportX;
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	info.viewport_ymax = mode[i].maxViewportY;
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	info.viewport_flags = mode[i].viewportFlags;
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	info.reserved1 = mode[i].reserved1;
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	info.reserved2 = mode[i].reserved2;
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	WriteToClient(client, sz_xXDGAModeInfo, (char*)(&info));
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	WriteToClient(client, size, mode[i].name);
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    }
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    xfree(mode);
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    return (client->noClientException);
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}
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static void 
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DGAClientStateChange (
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    CallbackListPtr* pcbl,
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    pointer nulldata,
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    pointer calldata
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){
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    NewClientInfoRec* pci = (NewClientInfoRec*) calldata;
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    ClientPtr client = NULL;
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    int i;
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    for(i = 0; i < screenInfo.numScreens; i++) {
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	if(DGAClients[i] == pci->client) {
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	   client = pci->client;
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	   break;
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	}
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    }
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    if(client && 
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      ((client->clientState == ClientStateGone) ||
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       (client->clientState == ClientStateRetained))) {
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	XDGAModeRec mode;
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	PixmapPtr pPix;
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	DGAClients[i] = NULL;
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	DGASelectInput(i, NULL, 0);
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	DGASetMode(i, 0, &mode, &pPix);
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	if(--DGACallbackRefCount == 0)
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	    DeleteCallback(&ClientStateCallback, DGAClientStateChange, NULL);
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    }
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}
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static int
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ProcXDGASetMode(ClientPtr client)
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{
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    REQUEST(xXDGASetModeReq);
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    xXDGASetModeReply rep;
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    XDGAModeRec mode;
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    xXDGAModeInfo info;
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    PixmapPtr pPix;
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    int size;
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    if (stuff->screen > screenInfo.numScreens)
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        return BadValue;
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    REQUEST_SIZE_MATCH(xXDGASetModeReq);
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    rep.type = X_Reply;
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    rep.length = 0;
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    rep.offset = 0;
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    rep.flags = 0;
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    rep.sequenceNumber = client->sequence;
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    if (!DGAAvailable(stuff->screen)) 
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        return DGAErrorBase + XF86DGANoDirectVideoMode;
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    if(DGAClients[stuff->screen] && 
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      (DGAClients[stuff->screen] != client))
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        return DGAErrorBase + XF86DGANoDirectVideoMode;
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    if(!stuff->mode) {
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	if(DGAClients[stuff->screen]) {
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	  if(--DGACallbackRefCount == 0)
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	    DeleteCallback(&ClientStateCallback, DGAClientStateChange, NULL);
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	}
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	DGAClients[stuff->screen] = NULL;
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	DGASelectInput(stuff->screen, NULL, 0);
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	DGASetMode(stuff->screen, 0, &mode, &pPix);
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	WriteToClient(client, sz_xXDGASetModeReply, (char*)&rep);
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	return (client->noClientException);
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    } 
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    if(Success != DGASetMode(stuff->screen, stuff->mode, &mode, &pPix))
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	return BadValue;
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    if(!DGAClients[stuff->screen]) {
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	if(DGACallbackRefCount++ == 0)
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	   AddCallback (&ClientStateCallback, DGAClientStateChange, NULL);
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    }
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    DGAClients[stuff->screen] = client;
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    if(pPix) {
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	if(AddResource(stuff->pid, RT_PIXMAP, (pointer)(pPix))) {
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	    pPix->drawable.id = (int)stuff->pid;
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	    rep.flags = DGA_PIXMAP_AVAILABLE;
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	}
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    }
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    size = strlen(mode.name) + 1;
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    info.byte_order = mode.byteOrder;
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    info.depth = mode.depth;
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    info.num = mode.num;
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    info.bpp = mode.bitsPerPixel;
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    info.name_size = (size + 3) & ~3L;
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    info.vsync_num = mode.VSync_num;
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    info.vsync_den = mode.VSync_den;
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    info.flags = mode.flags;
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    info.image_width = mode.imageWidth;
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    info.image_height = mode.imageHeight;
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    info.pixmap_width = mode.pixmapWidth;
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    info.pixmap_height = mode.pixmapHeight;
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    info.bytes_per_scanline = mode.bytesPerScanline;
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    info.red_mask = mode.red_mask;
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    info.green_mask = mode.green_mask;
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    info.blue_mask = mode.blue_mask;
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    info.visual_class = mode.visualClass;
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    info.viewport_width = mode.viewportWidth;
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    info.viewport_height = mode.viewportHeight;
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    info.viewport_xstep = mode.xViewportStep;
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    info.viewport_ystep = mode.yViewportStep;
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    info.viewport_xmax = mode.maxViewportX;
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    info.viewport_ymax = mode.maxViewportY;
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    info.viewport_flags = mode.viewportFlags;
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    info.reserved1 = mode.reserved1;
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    info.reserved2 = mode.reserved2;
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    rep.length = (sz_xXDGAModeInfo + info.name_size) >> 2;
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    WriteToClient(client, sz_xXDGASetModeReply, (char*)&rep);
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    WriteToClient(client, sz_xXDGAModeInfo, (char*)(&info));
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    WriteToClient(client, size, mode.name);
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    return (client->noClientException);
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}
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static int
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ProcXDGASetViewport(ClientPtr client)
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{
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    REQUEST(xXDGASetViewportReq);
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    if (stuff->screen > screenInfo.numScreens)
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        return BadValue;
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    if(DGAClients[stuff->screen] != client)
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        return DGAErrorBase + XF86DGADirectNotActivated;
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    REQUEST_SIZE_MATCH(xXDGASetViewportReq);
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    DGASetViewport(stuff->screen, stuff->x, stuff->y, stuff->flags);
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    return (client->noClientException);
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}
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static int
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ProcXDGAInstallColormap(ClientPtr client)
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{
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    ColormapPtr cmap;
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    REQUEST(xXDGAInstallColormapReq);
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    if (stuff->screen > screenInfo.numScreens)
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        return BadValue;
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    if(DGAClients[stuff->screen] != client)
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						|
        return DGAErrorBase + XF86DGADirectNotActivated;
 | 
						|
 | 
						|
    REQUEST_SIZE_MATCH(xXDGAInstallColormapReq);
 | 
						|
   
 | 
						|
    cmap = (ColormapPtr)LookupIDByType(stuff->cmap, RT_COLORMAP);
 | 
						|
    if (cmap) {
 | 
						|
        DGAInstallCmap(cmap);
 | 
						|
        return (client->noClientException);
 | 
						|
    } else {
 | 
						|
        client->errorValue = stuff->cmap;
 | 
						|
        return (BadColor);
 | 
						|
    }
 | 
						|
 | 
						|
    return (client->noClientException);
 | 
						|
}
 | 
						|
 | 
						|
 | 
						|
static int
 | 
						|
ProcXDGASelectInput(ClientPtr client)
 | 
						|
{
 | 
						|
    REQUEST(xXDGASelectInputReq);
 | 
						|
 | 
						|
    if (stuff->screen > screenInfo.numScreens)
 | 
						|
        return BadValue;
 | 
						|
 | 
						|
    if(DGAClients[stuff->screen] != client)
 | 
						|
        return DGAErrorBase + XF86DGADirectNotActivated;
 | 
						|
 | 
						|
    REQUEST_SIZE_MATCH(xXDGASelectInputReq);
 | 
						|
   
 | 
						|
    if(DGAClients[stuff->screen] == client)
 | 
						|
	DGASelectInput(stuff->screen, client, stuff->mask);
 | 
						|
 | 
						|
    return (client->noClientException);
 | 
						|
}
 | 
						|
 | 
						|
 | 
						|
static int
 | 
						|
ProcXDGAFillRectangle(ClientPtr client)
 | 
						|
{
 | 
						|
    REQUEST(xXDGAFillRectangleReq);
 | 
						|
 | 
						|
    if (stuff->screen > screenInfo.numScreens)
 | 
						|
        return BadValue;
 | 
						|
 | 
						|
    if(DGAClients[stuff->screen] != client)
 | 
						|
        return DGAErrorBase + XF86DGADirectNotActivated;
 | 
						|
 | 
						|
    REQUEST_SIZE_MATCH(xXDGAFillRectangleReq);
 | 
						|
   
 | 
						|
    if(Success != DGAFillRect(stuff->screen, stuff->x, stuff->y,
 | 
						|
			stuff->width, stuff->height, stuff->color))
 | 
						|
	return BadMatch;
 | 
						|
 | 
						|
    return (client->noClientException);
 | 
						|
}
 | 
						|
 | 
						|
static int
 | 
						|
ProcXDGACopyArea(ClientPtr client)
 | 
						|
{
 | 
						|
    REQUEST(xXDGACopyAreaReq);
 | 
						|
 | 
						|
    if (stuff->screen > screenInfo.numScreens)
 | 
						|
        return BadValue;
 | 
						|
 | 
						|
    if(DGAClients[stuff->screen] != client)
 | 
						|
        return DGAErrorBase + XF86DGADirectNotActivated;
 | 
						|
 | 
						|
    REQUEST_SIZE_MATCH(xXDGACopyAreaReq);
 | 
						|
   
 | 
						|
    if(Success != DGABlitRect(stuff->screen, stuff->srcx, stuff->srcy,
 | 
						|
		stuff->width, stuff->height, stuff->dstx, stuff->dsty))
 | 
						|
	return BadMatch;
 | 
						|
 | 
						|
    return (client->noClientException);
 | 
						|
}
 | 
						|
 | 
						|
 | 
						|
static int
 | 
						|
ProcXDGACopyTransparentArea(ClientPtr client)
 | 
						|
{
 | 
						|
    REQUEST(xXDGACopyTransparentAreaReq);
 | 
						|
 | 
						|
    if (stuff->screen > screenInfo.numScreens)
 | 
						|
        return BadValue;
 | 
						|
 | 
						|
    if(DGAClients[stuff->screen] != client)
 | 
						|
        return DGAErrorBase + XF86DGADirectNotActivated;
 | 
						|
 | 
						|
    REQUEST_SIZE_MATCH(xXDGACopyTransparentAreaReq);
 | 
						|
   
 | 
						|
    if(Success != DGABlitTransRect(stuff->screen, stuff->srcx, stuff->srcy,
 | 
						|
	stuff->width, stuff->height, stuff->dstx, stuff->dsty, stuff->key))
 | 
						|
	return BadMatch;
 | 
						|
 | 
						|
    return (client->noClientException);
 | 
						|
}
 | 
						|
 | 
						|
 | 
						|
static int
 | 
						|
ProcXDGAGetViewportStatus(ClientPtr client)
 | 
						|
{
 | 
						|
    REQUEST(xXDGAGetViewportStatusReq);
 | 
						|
    xXDGAGetViewportStatusReply rep;
 | 
						|
 | 
						|
    if (stuff->screen > screenInfo.numScreens)
 | 
						|
        return BadValue;
 | 
						|
 | 
						|
    if(DGAClients[stuff->screen] != client)
 | 
						|
        return DGAErrorBase + XF86DGADirectNotActivated;
 | 
						|
 | 
						|
    REQUEST_SIZE_MATCH(xXDGAGetViewportStatusReq);
 | 
						|
    rep.type = X_Reply;
 | 
						|
    rep.length = 0;
 | 
						|
    rep.sequenceNumber = client->sequence;
 | 
						|
 | 
						|
    rep.status = DGAGetViewportStatus(stuff->screen);
 | 
						|
 | 
						|
    WriteToClient(client, sizeof(xXDGAGetViewportStatusReply), (char *)&rep);
 | 
						|
    return (client->noClientException);
 | 
						|
}
 | 
						|
 | 
						|
static int
 | 
						|
ProcXDGASync(ClientPtr client)
 | 
						|
{
 | 
						|
    REQUEST(xXDGASyncReq);
 | 
						|
    xXDGASyncReply rep;
 | 
						|
 | 
						|
    if (stuff->screen > screenInfo.numScreens)
 | 
						|
        return BadValue;
 | 
						|
 | 
						|
    if(DGAClients[stuff->screen] != client)
 | 
						|
        return DGAErrorBase + XF86DGADirectNotActivated;
 | 
						|
 | 
						|
    REQUEST_SIZE_MATCH(xXDGASyncReq);
 | 
						|
    rep.type = X_Reply;
 | 
						|
    rep.length = 0;
 | 
						|
    rep.sequenceNumber = client->sequence;
 | 
						|
 | 
						|
    DGASync(stuff->screen);
 | 
						|
 | 
						|
    WriteToClient(client, sizeof(xXDGASyncReply), (char *)&rep);
 | 
						|
    return (client->noClientException);
 | 
						|
}
 | 
						|
 | 
						|
static int
 | 
						|
ProcXDGASetClientVersion(ClientPtr client)
 | 
						|
{
 | 
						|
    REQUEST(xXDGASetClientVersionReq);
 | 
						|
 | 
						|
    DGAPrivPtr pPriv;
 | 
						|
 | 
						|
    REQUEST_SIZE_MATCH(xXDGASetClientVersionReq);
 | 
						|
    if ((pPriv = DGAPRIV(client)) == NULL) {
 | 
						|
	pPriv = xalloc(sizeof(DGAPrivRec));
 | 
						|
	/* XXX Need to look into freeing this */
 | 
						|
	if (!pPriv)
 | 
						|
	    return BadAlloc;
 | 
						|
	DGAPRIV(client) = pPriv;
 | 
						|
    }
 | 
						|
    pPriv->major = stuff->major;
 | 
						|
    pPriv->minor = stuff->minor;
 | 
						|
 | 
						|
    return (client->noClientException);
 | 
						|
}
 | 
						|
 | 
						|
static int
 | 
						|
ProcXDGAChangePixmapMode(ClientPtr client)
 | 
						|
{
 | 
						|
    REQUEST(xXDGAChangePixmapModeReq);
 | 
						|
    xXDGAChangePixmapModeReply rep;
 | 
						|
    int x, y;
 | 
						|
 | 
						|
    if (stuff->screen > screenInfo.numScreens)
 | 
						|
        return BadValue;
 | 
						|
 | 
						|
    if(DGAClients[stuff->screen] != client)
 | 
						|
        return DGAErrorBase + XF86DGADirectNotActivated;
 | 
						|
 | 
						|
    REQUEST_SIZE_MATCH(xXDGAChangePixmapModeReq);
 | 
						|
    rep.type = X_Reply;
 | 
						|
    rep.length = 0;
 | 
						|
    rep.sequenceNumber = client->sequence;
 | 
						|
	
 | 
						|
    x = stuff->x;
 | 
						|
    y = stuff->y;
 | 
						|
 | 
						|
    if(!DGAChangePixmapMode(stuff->screen, &x, &y, stuff->flags))
 | 
						|
	return BadMatch;
 | 
						|
 | 
						|
    rep.x = x;
 | 
						|
    rep.y = y;
 | 
						|
    WriteToClient(client, sizeof(xXDGAChangePixmapModeReply), (char *)&rep);
 | 
						|
 | 
						|
    return (client->noClientException);
 | 
						|
}
 | 
						|
 | 
						|
 | 
						|
static int
 | 
						|
ProcXDGACreateColormap(ClientPtr client)
 | 
						|
{
 | 
						|
    REQUEST(xXDGACreateColormapReq);
 | 
						|
    int result;
 | 
						|
 | 
						|
    if (stuff->screen > screenInfo.numScreens)
 | 
						|
        return BadValue;
 | 
						|
 | 
						|
    if(DGAClients[stuff->screen] != client)
 | 
						|
        return DGAErrorBase + XF86DGADirectNotActivated;
 | 
						|
 | 
						|
    REQUEST_SIZE_MATCH(xXDGACreateColormapReq);
 | 
						|
 | 
						|
    if(!stuff->mode)
 | 
						|
	return BadValue;
 | 
						|
   
 | 
						|
    result = DGACreateColormap(stuff->screen, client, stuff->id, 
 | 
						|
				stuff->mode, stuff->alloc);
 | 
						|
    if(result != Success)
 | 
						|
	return result;
 | 
						|
 | 
						|
    return (client->noClientException);
 | 
						|
}
 | 
						|
 | 
						|
 | 
						|
static int
 | 
						|
SProcXDGADispatch (ClientPtr client)
 | 
						|
{
 | 
						|
   return DGAErrorBase + XF86DGAClientNotLocal;
 | 
						|
}
 | 
						|
 | 
						|
#if 0
 | 
						|
#define DGA_REQ_DEBUG
 | 
						|
#endif
 | 
						|
 | 
						|
#ifdef DGA_REQ_DEBUG
 | 
						|
static char *dgaMinor[] = {
 | 
						|
    "QueryVersion",
 | 
						|
    "GetVideoLL",
 | 
						|
    "DirectVideo",
 | 
						|
    "GetViewPortSize",
 | 
						|
    "SetViewPort",
 | 
						|
    "GetVidPage",
 | 
						|
    "SetVidPage",
 | 
						|
    "InstallColormap",
 | 
						|
    "QueryDirectVideo",
 | 
						|
    "ViewPortChanged",
 | 
						|
    "10",
 | 
						|
    "11",
 | 
						|
    "QueryModes",
 | 
						|
    "SetMode",
 | 
						|
    "SetViewport",
 | 
						|
    "InstallColormap",
 | 
						|
    "SelectInput",
 | 
						|
    "FillRectangle",
 | 
						|
    "CopyArea",
 | 
						|
    "CopyTransparentArea",
 | 
						|
    "GetViewportStatus",
 | 
						|
    "Sync",
 | 
						|
    "OpenFramebuffer",
 | 
						|
    "CloseFramebuffer",
 | 
						|
    "SetClientVersion",
 | 
						|
    "ChangePixmapMode",
 | 
						|
    "CreateColormap",
 | 
						|
};
 | 
						|
#endif
 | 
						|
 | 
						|
static int
 | 
						|
ProcXDGADispatch (ClientPtr client)
 | 
						|
{
 | 
						|
    REQUEST(xReq);
 | 
						|
 | 
						|
    if (!LocalClient(client))
 | 
						|
	return DGAErrorBase + XF86DGAClientNotLocal;
 | 
						|
 | 
						|
#ifdef DGA_REQ_DEBUG
 | 
						|
    if (stuff->data <= X_XDGACreateColormap)
 | 
						|
	fprintf (stderr, "    DGA %s\n", dgaMinor[stuff->data]);
 | 
						|
#endif
 | 
						|
    
 | 
						|
    /* divert old protocol */
 | 
						|
#if 1
 | 
						|
    if( (stuff->data <= X_XF86DGAViewPortChanged) && 
 | 
						|
	(stuff->data >= X_XF86DGAGetVideoLL)) 
 | 
						|
	return ProcXF86DGADispatch(client);
 | 
						|
#endif
 | 
						|
 | 
						|
    switch (stuff->data){
 | 
						|
    case X_XDGAQueryVersion:
 | 
						|
	return ProcXDGAQueryVersion(client);
 | 
						|
    case X_XDGAQueryModes:
 | 
						|
	return ProcXDGAQueryModes(client);
 | 
						|
    case X_XDGASetMode:
 | 
						|
	return ProcXDGASetMode(client);
 | 
						|
    case X_XDGAOpenFramebuffer:
 | 
						|
	return ProcXDGAOpenFramebuffer(client);
 | 
						|
    case X_XDGACloseFramebuffer:
 | 
						|
	return ProcXDGACloseFramebuffer(client);
 | 
						|
    case X_XDGASetViewport:
 | 
						|
	return ProcXDGASetViewport(client);
 | 
						|
    case X_XDGAInstallColormap:
 | 
						|
	return ProcXDGAInstallColormap(client);
 | 
						|
    case X_XDGASelectInput:
 | 
						|
	return ProcXDGASelectInput(client);
 | 
						|
    case X_XDGAFillRectangle:
 | 
						|
	return ProcXDGAFillRectangle(client);
 | 
						|
    case X_XDGACopyArea:
 | 
						|
	return ProcXDGACopyArea(client);
 | 
						|
    case X_XDGACopyTransparentArea:
 | 
						|
	return ProcXDGACopyTransparentArea(client);
 | 
						|
    case X_XDGAGetViewportStatus:
 | 
						|
	return ProcXDGAGetViewportStatus(client);
 | 
						|
    case X_XDGASync:
 | 
						|
	return ProcXDGASync(client);
 | 
						|
    case X_XDGASetClientVersion:
 | 
						|
	return ProcXDGASetClientVersion(client);
 | 
						|
    case X_XDGAChangePixmapMode:
 | 
						|
	return ProcXDGAChangePixmapMode(client);
 | 
						|
    case X_XDGACreateColormap:
 | 
						|
	return ProcXDGACreateColormap(client);
 | 
						|
    default:
 | 
						|
	return BadRequest;
 | 
						|
    }
 | 
						|
}
 | 
						|
 | 
						|
void
 | 
						|
XFree86DGARegister(INITARGS)
 | 
						|
{
 | 
						|
  XDGAEventBase = &DGAEventBase; 
 | 
						|
}
 |