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authormarha <marha@users.sourceforge.net>2009-06-28 22:07:26 +0000
committermarha <marha@users.sourceforge.net>2009-06-28 22:07:26 +0000
commit3562e78743202e43aec8727005182a2558117eca (patch)
tree8f9113a77d12470c5c851a2a8e4cb02e89df7d43 /xorg-server/hw/xfree86/dixmods/extmod/xf86dga2.c
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Checked in the following released items:
xkeyboard-config-1.4.tar.gz ttf-bitstream-vera-1.10.tar.gz font-alias-1.0.1.tar.gz font-sun-misc-1.0.0.tar.gz font-sun-misc-1.0.0.tar.gz font-sony-misc-1.0.0.tar.gz font-schumacher-misc-1.0.0.tar.gz font-mutt-misc-1.0.0.tar.gz font-misc-misc-1.0.0.tar.gz font-misc-meltho-1.0.0.tar.gz font-micro-misc-1.0.0.tar.gz font-jis-misc-1.0.0.tar.gz font-isas-misc-1.0.0.tar.gz font-dec-misc-1.0.0.tar.gz font-daewoo-misc-1.0.0.tar.gz font-cursor-misc-1.0.0.tar.gz font-arabic-misc-1.0.0.tar.gz font-winitzki-cyrillic-1.0.0.tar.gz font-misc-cyrillic-1.0.0.tar.gz font-cronyx-cyrillic-1.0.0.tar.gz font-screen-cyrillic-1.0.1.tar.gz font-xfree86-type1-1.0.1.tar.gz font-adobe-utopia-type1-1.0.1.tar.gz font-ibm-type1-1.0.0.tar.gz font-bitstream-type1-1.0.0.tar.gz font-bitstream-speedo-1.0.0.tar.gz font-bh-ttf-1.0.0.tar.gz font-bh-type1-1.0.0.tar.gz font-bitstream-100dpi-1.0.0.tar.gz font-bh-lucidatypewriter-100dpi-1.0.0.tar.gz font-bh-100dpi-1.0.0.tar.gz font-adobe-utopia-100dpi-1.0.1.tar.gz font-adobe-100dpi-1.0.0.tar.gz font-util-1.0.1.tar.gz font-bitstream-75dpi-1.0.0.tar.gz font-bh-lucidatypewriter-75dpi-1.0.0.tar.gz font-adobe-utopia-75dpi-1.0.1.tar.gz font-bh-75dpi-1.0.0.tar.gz bdftopcf-1.0.1.tar.gz font-adobe-75dpi-1.0.0.tar.gz mkfontscale-1.0.6.tar.gz openssl-0.9.8k.tar.gz bigreqsproto-1.0.2.tar.gz xtrans-1.2.2.tar.gz resourceproto-1.0.2.tar.gz inputproto-1.4.4.tar.gz compositeproto-0.4.tar.gz damageproto-1.1.0.tar.gz zlib-1.2.3.tar.gz xkbcomp-1.0.5.tar.gz freetype-2.3.9.tar.gz pthreads-w32-2-8-0-release.tar.gz pixman-0.12.0.tar.gz kbproto-1.0.3.tar.gz evieext-1.0.2.tar.gz fixesproto-4.0.tar.gz recordproto-1.13.2.tar.gz randrproto-1.2.2.tar.gz scrnsaverproto-1.1.0.tar.gz renderproto-0.9.3.tar.gz xcmiscproto-1.1.2.tar.gz fontsproto-2.0.2.tar.gz xextproto-7.0.3.tar.gz xproto-7.0.14.tar.gz libXdmcp-1.0.2.tar.gz libxkbfile-1.0.5.tar.gz libfontenc-1.0.4.tar.gz libXfont-1.3.4.tar.gz libX11-1.1.5.tar.gz libXau-1.0.4.tar.gz libxcb-1.1.tar.gz xorg-server-1.5.3.tar.gz
Diffstat (limited to 'xorg-server/hw/xfree86/dixmods/extmod/xf86dga2.c')
-rw-r--r--xorg-server/hw/xfree86/dixmods/extmod/xf86dga2.c754
1 files changed, 754 insertions, 0 deletions
diff --git a/xorg-server/hw/xfree86/dixmods/extmod/xf86dga2.c b/xorg-server/hw/xfree86/dixmods/extmod/xf86dga2.c
new file mode 100644
index 000000000..295e05e9e
--- /dev/null
+++ b/xorg-server/hw/xfree86/dixmods/extmod/xf86dga2.c
@@ -0,0 +1,754 @@
+/*
+ Copyright (c) 1999 - The XFree86 Project Inc.
+
+ Written by Mark Vojkovich
+*/
+
+
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#define NEED_REPLIES
+#define NEED_EVENTS
+#include <X11/X.h>
+#include <X11/Xproto.h>
+#include "misc.h"
+#include "dixstruct.h"
+#include "dixevents.h"
+#include "pixmapstr.h"
+#include "extnsionst.h"
+#include "colormapst.h"
+#include "cursorstr.h"
+#include "scrnintstr.h"
+#include "servermd.h"
+#define _XF86DGA_SERVER_
+#include <X11/extensions/xf86dga.h>
+#include <X11/extensions/xf86dgastr.h>
+#include "swaprep.h"
+#include "dgaproc.h"
+#include "xf86dgaext.h"
+
+#include <string.h>
+
+#include "modinit.h"
+
+static DISPATCH_PROC(ProcXDGADispatch);
+static DISPATCH_PROC(SProcXDGADispatch);
+static DISPATCH_PROC(ProcXDGAQueryVersion);
+static DISPATCH_PROC(ProcXDGAQueryModes);
+static DISPATCH_PROC(ProcXDGASetMode);
+static DISPATCH_PROC(ProcXDGAOpenFramebuffer);
+static DISPATCH_PROC(ProcXDGACloseFramebuffer);
+static DISPATCH_PROC(ProcXDGASetViewport);
+static DISPATCH_PROC(ProcXDGAInstallColormap);
+static DISPATCH_PROC(ProcXDGASelectInput);
+static DISPATCH_PROC(ProcXDGAFillRectangle);
+static DISPATCH_PROC(ProcXDGACopyArea);
+static DISPATCH_PROC(ProcXDGACopyTransparentArea);
+static DISPATCH_PROC(ProcXDGAGetViewportStatus);
+static DISPATCH_PROC(ProcXDGASync);
+static DISPATCH_PROC(ProcXDGASetClientVersion);
+static DISPATCH_PROC(ProcXDGAChangePixmapMode);
+static DISPATCH_PROC(ProcXDGACreateColormap);
+
+static void XDGAResetProc(ExtensionEntry *extEntry);
+
+static void DGAClientStateChange (CallbackListPtr*, pointer, pointer);
+
+static ClientPtr DGAClients[MAXSCREENS];
+
+unsigned char DGAReqCode = 0;
+int DGAErrorBase;
+int DGAEventBase;
+
+static DevPrivateKey DGAClientPrivateKey = &DGAClientPrivateKey;
+static int DGACallbackRefCount = 0;
+
+/* This holds the client's version information */
+typedef struct {
+ int major;
+ int minor;
+} DGAPrivRec, *DGAPrivPtr;
+
+#define DGA_GETPRIV(c) ((DGAPrivPtr) \
+ dixLookupPrivate(&(c)->devPrivates, DGAClientPrivateKey))
+#define DGA_SETPRIV(c,p) \
+ dixSetPrivate(&(c)->devPrivates, DGAClientPrivateKey, p)
+
+
+void
+XFree86DGAExtensionInit(INITARGS)
+{
+ ExtensionEntry* extEntry;
+
+ if ((extEntry = AddExtension(XF86DGANAME,
+ XF86DGANumberEvents,
+ XF86DGANumberErrors,
+ ProcXDGADispatch,
+ SProcXDGADispatch,
+ XDGAResetProc,
+ StandardMinorOpcode))) {
+ int i;
+
+ for(i = 0; i < MAXSCREENS; i++)
+ DGAClients[i] = NULL;
+
+ DGAReqCode = (unsigned char)extEntry->base;
+ DGAErrorBase = extEntry->errorBase;
+ DGAEventBase = extEntry->eventBase;
+ for (i = KeyPress; i <= MotionNotify; i++)
+ SetCriticalEvent (DGAEventBase + i);
+ }
+}
+
+
+
+static void
+XDGAResetProc (ExtensionEntry *extEntry)
+{
+ DeleteCallback (&ClientStateCallback, DGAClientStateChange, NULL);
+ DGACallbackRefCount = 0;
+}
+
+
+static int
+ProcXDGAQueryVersion(ClientPtr client)
+{
+ xXDGAQueryVersionReply rep;
+
+ REQUEST_SIZE_MATCH(xXDGAQueryVersionReq);
+ rep.type = X_Reply;
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+ rep.majorVersion = XDGA_MAJOR_VERSION;
+ rep.minorVersion = XDGA_MINOR_VERSION;
+
+ WriteToClient(client, sizeof(xXDGAQueryVersionReply), (char *)&rep);
+ return (client->noClientException);
+}
+
+
+static int
+ProcXDGAOpenFramebuffer(ClientPtr client)
+{
+ REQUEST(xXDGAOpenFramebufferReq);
+ xXDGAOpenFramebufferReply rep;
+ char *deviceName;
+ int nameSize;
+
+ if (stuff->screen > screenInfo.numScreens)
+ return BadValue;
+
+ if (!DGAAvailable(stuff->screen))
+ return DGAErrorBase + XF86DGANoDirectVideoMode;
+
+ REQUEST_SIZE_MATCH(xXDGAOpenFramebufferReq);
+ rep.type = X_Reply;
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+
+ if(!DGAOpenFramebuffer(stuff->screen, &deviceName,
+ (unsigned char**)(&rep.mem1),
+ (int*)&rep.size, (int*)&rep.offset, (int*)&rep.extra))
+ {
+ return BadAlloc;
+ }
+
+ nameSize = deviceName ? (strlen(deviceName) + 1) : 0;
+ rep.length = (nameSize + 3) >> 2;
+
+ WriteToClient(client, sizeof(xXDGAOpenFramebufferReply), (char *)&rep);
+ if(rep.length)
+ WriteToClient(client, nameSize, deviceName);
+
+ return (client->noClientException);
+}
+
+
+static int
+ProcXDGACloseFramebuffer(ClientPtr client)
+{
+ REQUEST(xXDGACloseFramebufferReq);
+
+ if (stuff->screen > screenInfo.numScreens)
+ return BadValue;
+
+ if (!DGAAvailable(stuff->screen))
+ return DGAErrorBase + XF86DGANoDirectVideoMode;
+
+ REQUEST_SIZE_MATCH(xXDGACloseFramebufferReq);
+
+ DGACloseFramebuffer(stuff->screen);
+
+ return (client->noClientException);
+}
+
+static int
+ProcXDGAQueryModes(ClientPtr client)
+{
+ int i, num, size;
+ REQUEST(xXDGAQueryModesReq);
+ xXDGAQueryModesReply rep;
+ xXDGAModeInfo info;
+ XDGAModePtr mode;
+
+ if (stuff->screen > screenInfo.numScreens)
+ return BadValue;
+
+ REQUEST_SIZE_MATCH(xXDGAQueryModesReq);
+ rep.type = X_Reply;
+ rep.length = 0;
+ rep.number = 0;
+ rep.sequenceNumber = client->sequence;
+
+ if (!DGAAvailable(stuff->screen)) {
+ rep.number = 0;
+ rep.length = 0;
+ WriteToClient(client, sz_xXDGAQueryModesReply, (char*)&rep);
+ return (client->noClientException);
+ }
+
+ if(!(num = DGAGetModes(stuff->screen))) {
+ WriteToClient(client, sz_xXDGAQueryModesReply, (char*)&rep);
+ return (client->noClientException);
+ }
+
+ if(!(mode = (XDGAModePtr)xalloc(num * sizeof(XDGAModeRec))))
+ return BadAlloc;
+
+ for(i = 0; i < num; i++)
+ DGAGetModeInfo(stuff->screen, mode + i, i + 1);
+
+ size = num * sz_xXDGAModeInfo;
+ for(i = 0; i < num; i++)
+ size += (strlen(mode[i].name) + 4) & ~3L; /* plus NULL */
+
+ rep.number = num;
+ rep.length = size >> 2;
+
+ WriteToClient(client, sz_xXDGAQueryModesReply, (char*)&rep);
+
+ for(i = 0; i < num; i++) {
+ size = strlen(mode[i].name) + 1;
+
+ info.byte_order = mode[i].byteOrder;
+ info.depth = mode[i].depth;
+ info.num = mode[i].num;
+ info.bpp = mode[i].bitsPerPixel;
+ info.name_size = (size + 3) & ~3L;
+ info.vsync_num = mode[i].VSync_num;
+ info.vsync_den = mode[i].VSync_den;
+ info.flags = mode[i].flags;
+ info.image_width = mode[i].imageWidth;
+ info.image_height = mode[i].imageHeight;
+ info.pixmap_width = mode[i].pixmapWidth;
+ info.pixmap_height = mode[i].pixmapHeight;
+ info.bytes_per_scanline = mode[i].bytesPerScanline;
+ info.red_mask = mode[i].red_mask;
+ info.green_mask = mode[i].green_mask;
+ info.blue_mask = mode[i].blue_mask;
+ info.visual_class = mode[i].visualClass;
+ info.viewport_width = mode[i].viewportWidth;
+ info.viewport_height = mode[i].viewportHeight;
+ info.viewport_xstep = mode[i].xViewportStep;
+ info.viewport_ystep = mode[i].yViewportStep;
+ info.viewport_xmax = mode[i].maxViewportX;
+ info.viewport_ymax = mode[i].maxViewportY;
+ info.viewport_flags = mode[i].viewportFlags;
+ info.reserved1 = mode[i].reserved1;
+ info.reserved2 = mode[i].reserved2;
+
+ WriteToClient(client, sz_xXDGAModeInfo, (char*)(&info));
+ WriteToClient(client, size, mode[i].name);
+ }
+
+ xfree(mode);
+
+ return (client->noClientException);
+}
+
+
+static void
+DGAClientStateChange (
+ CallbackListPtr* pcbl,
+ pointer nulldata,
+ pointer calldata
+){
+ NewClientInfoRec* pci = (NewClientInfoRec*) calldata;
+ ClientPtr client = NULL;
+ int i;
+
+ for(i = 0; i < screenInfo.numScreens; i++) {
+ if(DGAClients[i] == pci->client) {
+ client = pci->client;
+ break;
+ }
+ }
+
+ if(client &&
+ ((client->clientState == ClientStateGone) ||
+ (client->clientState == ClientStateRetained))) {
+ XDGAModeRec mode;
+ PixmapPtr pPix;
+
+ DGAClients[i] = NULL;
+ DGASelectInput(i, NULL, 0);
+ DGASetMode(i, 0, &mode, &pPix);
+
+ if(--DGACallbackRefCount == 0)
+ DeleteCallback(&ClientStateCallback, DGAClientStateChange, NULL);
+ }
+}
+
+static int
+ProcXDGASetMode(ClientPtr client)
+{
+ REQUEST(xXDGASetModeReq);
+ xXDGASetModeReply rep;
+ XDGAModeRec mode;
+ xXDGAModeInfo info;
+ PixmapPtr pPix;
+ int size;
+
+ if (stuff->screen > screenInfo.numScreens)
+ return BadValue;
+
+ REQUEST_SIZE_MATCH(xXDGASetModeReq);
+ rep.type = X_Reply;
+ rep.length = 0;
+ rep.offset = 0;
+ rep.flags = 0;
+ rep.sequenceNumber = client->sequence;
+
+ if (!DGAAvailable(stuff->screen))
+ return DGAErrorBase + XF86DGANoDirectVideoMode;
+
+ if(DGAClients[stuff->screen] &&
+ (DGAClients[stuff->screen] != client))
+ return DGAErrorBase + XF86DGANoDirectVideoMode;
+
+ if(!stuff->mode) {
+ if(DGAClients[stuff->screen]) {
+ if(--DGACallbackRefCount == 0)
+ DeleteCallback(&ClientStateCallback, DGAClientStateChange, NULL);
+ }
+ DGAClients[stuff->screen] = NULL;
+ DGASelectInput(stuff->screen, NULL, 0);
+ DGASetMode(stuff->screen, 0, &mode, &pPix);
+ WriteToClient(client, sz_xXDGASetModeReply, (char*)&rep);
+ return (client->noClientException);
+ }
+
+ if(Success != DGASetMode(stuff->screen, stuff->mode, &mode, &pPix))
+ return BadValue;
+
+ if(!DGAClients[stuff->screen]) {
+ if(DGACallbackRefCount++ == 0)
+ AddCallback (&ClientStateCallback, DGAClientStateChange, NULL);
+ }
+
+ DGAClients[stuff->screen] = client;
+
+ if(pPix) {
+ if(AddResource(stuff->pid, RT_PIXMAP, (pointer)(pPix))) {
+ pPix->drawable.id = (int)stuff->pid;
+ rep.flags = DGA_PIXMAP_AVAILABLE;
+ }
+ }
+
+ size = strlen(mode.name) + 1;
+
+ info.byte_order = mode.byteOrder;
+ info.depth = mode.depth;
+ info.num = mode.num;
+ info.bpp = mode.bitsPerPixel;
+ info.name_size = (size + 3) & ~3L;
+ info.vsync_num = mode.VSync_num;
+ info.vsync_den = mode.VSync_den;
+ info.flags = mode.flags;
+ info.image_width = mode.imageWidth;
+ info.image_height = mode.imageHeight;
+ info.pixmap_width = mode.pixmapWidth;
+ info.pixmap_height = mode.pixmapHeight;
+ info.bytes_per_scanline = mode.bytesPerScanline;
+ info.red_mask = mode.red_mask;
+ info.green_mask = mode.green_mask;
+ info.blue_mask = mode.blue_mask;
+ info.visual_class = mode.visualClass;
+ info.viewport_width = mode.viewportWidth;
+ info.viewport_height = mode.viewportHeight;
+ info.viewport_xstep = mode.xViewportStep;
+ info.viewport_ystep = mode.yViewportStep;
+ info.viewport_xmax = mode.maxViewportX;
+ info.viewport_ymax = mode.maxViewportY;
+ info.viewport_flags = mode.viewportFlags;
+ info.reserved1 = mode.reserved1;
+ info.reserved2 = mode.reserved2;
+
+ rep.length = (sz_xXDGAModeInfo + info.name_size) >> 2;
+
+ WriteToClient(client, sz_xXDGASetModeReply, (char*)&rep);
+ WriteToClient(client, sz_xXDGAModeInfo, (char*)(&info));
+ WriteToClient(client, size, mode.name);
+
+ return (client->noClientException);
+}
+
+static int
+ProcXDGASetViewport(ClientPtr client)
+{
+ REQUEST(xXDGASetViewportReq);
+
+ if (stuff->screen > screenInfo.numScreens)
+ return BadValue;
+
+ if(DGAClients[stuff->screen] != client)
+ return DGAErrorBase + XF86DGADirectNotActivated;
+
+ REQUEST_SIZE_MATCH(xXDGASetViewportReq);
+
+ DGASetViewport(stuff->screen, stuff->x, stuff->y, stuff->flags);
+
+ return (client->noClientException);
+}
+
+static int
+ProcXDGAInstallColormap(ClientPtr client)
+{
+ ColormapPtr cmap;
+ REQUEST(xXDGAInstallColormapReq);
+
+ if (stuff->screen > screenInfo.numScreens)
+ return BadValue;
+
+ if(DGAClients[stuff->screen] != client)
+ 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 = DGA_GETPRIV(client)) == NULL) {
+ pPriv = xalloc(sizeof(DGAPrivRec));
+ /* XXX Need to look into freeing this */
+ if (!pPriv)
+ return BadAlloc;
+ DGA_SETPRIV(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;
+}