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path: root/xorg-server/hw/xfree86/dixmods/extmod/xf86dga2.c
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Diffstat (limited to 'xorg-server/hw/xfree86/dixmods/extmod/xf86dga2.c')
-rw-r--r--xorg-server/hw/xfree86/dixmods/extmod/xf86dga2.c70
1 files changed, 37 insertions, 33 deletions
diff --git a/xorg-server/hw/xfree86/dixmods/extmod/xf86dga2.c b/xorg-server/hw/xfree86/dixmods/extmod/xf86dga2.c
index 5367bcc42..038551467 100644
--- a/xorg-server/hw/xfree86/dixmods/extmod/xf86dga2.c
+++ b/xorg-server/hw/xfree86/dixmods/extmod/xf86dga2.c
@@ -57,12 +57,12 @@ static void XDGAResetProc(ExtensionEntry *extEntry);
static void DGAClientStateChange (CallbackListPtr*, pointer, pointer);
-static ClientPtr DGAClients[MAXSCREENS];
-
unsigned char DGAReqCode = 0;
int DGAErrorBase;
int DGAEventBase;
+static int DGAScreenPrivateKeyIndex;
+static DevPrivateKey DGAScreenPrivateKey = &DGAScreenPrivateKeyIndex;
static int DGAClientPrivateKeyIndex;
static DevPrivateKey DGAClientPrivateKey = &DGAClientPrivateKeyIndex;
static int DGACallbackRefCount = 0;
@@ -73,6 +73,11 @@ typedef struct {
int minor;
} DGAPrivRec, *DGAPrivPtr;
+#define DGA_GETCLIENT(idx) ((ClientPtr) \
+ dixLookupPrivate(&screenInfo.screens[idx]->devPrivates, DGAScreenPrivateKey))
+#define DGA_SETCLIENT(idx,p) \
+ dixSetPrivate(&screenInfo.screens[idx]->devPrivates, DGAScreenPrivateKey, p)
+
#define DGA_GETPRIV(c) ((DGAPrivPtr) \
dixLookupPrivate(&(c)->devPrivates, DGAClientPrivateKey))
#define DGA_SETPRIV(c,p) \
@@ -93,9 +98,6 @@ XFree86DGAExtensionInit(INITARGS)
StandardMinorOpcode))) {
int i;
- for(i = 0; i < MAXSCREENS; i++)
- DGAClients[i] = NULL;
-
DGAReqCode = (unsigned char)extEntry->base;
DGAErrorBase = extEntry->errorBase;
DGAEventBase = extEntry->eventBase;
@@ -282,7 +284,7 @@ DGAClientStateChange (
int i;
for(i = 0; i < screenInfo.numScreens; i++) {
- if(DGAClients[i] == pci->client) {
+ if(DGA_GETCLIENT(i) == pci->client) {
client = pci->client;
break;
}
@@ -294,7 +296,7 @@ DGAClientStateChange (
XDGAModeRec mode;
PixmapPtr pPix;
- DGAClients[i] = NULL;
+ DGA_SETCLIENT(i, NULL);
DGASelectInput(i, NULL, 0);
DGASetMode(i, 0, &mode, &pPix);
@@ -311,10 +313,12 @@ ProcXDGASetMode(ClientPtr client)
XDGAModeRec mode;
xXDGAModeInfo info;
PixmapPtr pPix;
+ ClientPtr owner;
int size;
if (stuff->screen > screenInfo.numScreens)
return BadValue;
+ owner = DGA_GETCLIENT(stuff->screen);
REQUEST_SIZE_MATCH(xXDGASetModeReq);
rep.type = X_Reply;
@@ -326,16 +330,15 @@ ProcXDGASetMode(ClientPtr client)
if (!DGAAvailable(stuff->screen))
return DGAErrorBase + XF86DGANoDirectVideoMode;
- if(DGAClients[stuff->screen] &&
- (DGAClients[stuff->screen] != client))
+ if(owner && owner != client)
return DGAErrorBase + XF86DGANoDirectVideoMode;
if(!stuff->mode) {
- if(DGAClients[stuff->screen]) {
+ if(owner) {
if(--DGACallbackRefCount == 0)
DeleteCallback(&ClientStateCallback, DGAClientStateChange, NULL);
}
- DGAClients[stuff->screen] = NULL;
+ DGA_SETCLIENT(stuff->screen, NULL);
DGASelectInput(stuff->screen, NULL, 0);
DGASetMode(stuff->screen, 0, &mode, &pPix);
WriteToClient(client, sz_xXDGASetModeReply, (char*)&rep);
@@ -345,12 +348,12 @@ ProcXDGASetMode(ClientPtr client)
if(Success != DGASetMode(stuff->screen, stuff->mode, &mode, &pPix))
return BadValue;
- if(!DGAClients[stuff->screen]) {
+ if(!owner) {
if(DGACallbackRefCount++ == 0)
AddCallback (&ClientStateCallback, DGAClientStateChange, NULL);
}
- DGAClients[stuff->screen] = client;
+ DGA_SETCLIENT(stuff->screen, client);
if(pPix) {
if(AddResource(stuff->pid, RT_PIXMAP, (pointer)(pPix))) {
@@ -405,7 +408,7 @@ ProcXDGASetViewport(ClientPtr client)
if (stuff->screen > screenInfo.numScreens)
return BadValue;
- if(DGAClients[stuff->screen] != client)
+ if(DGA_GETCLIENT(stuff->screen) != client)
return DGAErrorBase + XF86DGADirectNotActivated;
REQUEST_SIZE_MATCH(xXDGASetViewportReq);
@@ -425,7 +428,7 @@ ProcXDGAInstallColormap(ClientPtr client)
if (stuff->screen > screenInfo.numScreens)
return BadValue;
- if(DGAClients[stuff->screen] != client)
+ if(DGA_GETCLIENT(stuff->screen) != client)
return DGAErrorBase + XF86DGADirectNotActivated;
REQUEST_SIZE_MATCH(xXDGAInstallColormapReq);
@@ -451,12 +454,12 @@ ProcXDGASelectInput(ClientPtr client)
if (stuff->screen > screenInfo.numScreens)
return BadValue;
- if(DGAClients[stuff->screen] != client)
+ if(DGA_GETCLIENT(stuff->screen) != client)
return DGAErrorBase + XF86DGADirectNotActivated;
REQUEST_SIZE_MATCH(xXDGASelectInputReq);
- if(DGAClients[stuff->screen] == client)
+ if(DGA_GETCLIENT(stuff->screen) == client)
DGASelectInput(stuff->screen, client, stuff->mask);
return (client->noClientException);
@@ -471,7 +474,7 @@ ProcXDGAFillRectangle(ClientPtr client)
if (stuff->screen > screenInfo.numScreens)
return BadValue;
- if(DGAClients[stuff->screen] != client)
+ if(DGA_GETCLIENT(stuff->screen) != client)
return DGAErrorBase + XF86DGADirectNotActivated;
REQUEST_SIZE_MATCH(xXDGAFillRectangleReq);
@@ -491,7 +494,7 @@ ProcXDGACopyArea(ClientPtr client)
if (stuff->screen > screenInfo.numScreens)
return BadValue;
- if(DGAClients[stuff->screen] != client)
+ if(DGA_GETCLIENT(stuff->screen) != client)
return DGAErrorBase + XF86DGADirectNotActivated;
REQUEST_SIZE_MATCH(xXDGACopyAreaReq);
@@ -512,7 +515,7 @@ ProcXDGACopyTransparentArea(ClientPtr client)
if (stuff->screen > screenInfo.numScreens)
return BadValue;
- if(DGAClients[stuff->screen] != client)
+ if(DGA_GETCLIENT(stuff->screen) != client)
return DGAErrorBase + XF86DGADirectNotActivated;
REQUEST_SIZE_MATCH(xXDGACopyTransparentAreaReq);
@@ -534,7 +537,7 @@ ProcXDGAGetViewportStatus(ClientPtr client)
if (stuff->screen > screenInfo.numScreens)
return BadValue;
- if(DGAClients[stuff->screen] != client)
+ if(DGA_GETCLIENT(stuff->screen) != client)
return DGAErrorBase + XF86DGADirectNotActivated;
REQUEST_SIZE_MATCH(xXDGAGetViewportStatusReq);
@@ -557,7 +560,7 @@ ProcXDGASync(ClientPtr client)
if (stuff->screen > screenInfo.numScreens)
return BadValue;
- if(DGAClients[stuff->screen] != client)
+ if(DGA_GETCLIENT(stuff->screen) != client)
return DGAErrorBase + XF86DGADirectNotActivated;
REQUEST_SIZE_MATCH(xXDGASyncReq);
@@ -602,7 +605,7 @@ ProcXDGAChangePixmapMode(ClientPtr client)
if (stuff->screen > screenInfo.numScreens)
return BadValue;
- if(DGAClients[stuff->screen] != client)
+ if(DGA_GETCLIENT(stuff->screen) != client)
return DGAErrorBase + XF86DGADirectNotActivated;
REQUEST_SIZE_MATCH(xXDGAChangePixmapModeReq);
@@ -633,7 +636,7 @@ ProcXDGACreateColormap(ClientPtr client)
if (stuff->screen > screenInfo.numScreens)
return BadValue;
- if(DGAClients[stuff->screen] != client)
+ if(DGA_GETCLIENT(stuff->screen) != client)
return DGAErrorBase + XF86DGADirectNotActivated;
REQUEST_SIZE_MATCH(xXDGACreateColormapReq);
@@ -713,18 +716,19 @@ ProcXF86DGADirectVideo(ClientPtr client)
int num;
PixmapPtr pix;
XDGAModeRec mode;
+ ClientPtr owner;
REQUEST(xXF86DGADirectVideoReq);
if (stuff->screen > screenInfo.numScreens)
return BadValue;
+ owner = DGA_GETCLIENT(stuff->screen);
REQUEST_SIZE_MATCH(xXF86DGADirectVideoReq);
if (!DGAAvailable(stuff->screen))
return DGAErrorBase + XF86DGANoDirectVideoMode;
- if (DGAClients[stuff->screen] &&
- (DGAClients[stuff->screen] != client))
+ if (owner && owner != client)
return DGAErrorBase + XF86DGANoDirectVideoMode;
if (stuff->enable & XF86DGADirectGraphics) {
@@ -743,19 +747,19 @@ ProcXF86DGADirectVideo(ClientPtr client)
/* We need to track the client and attach the teardown callback */
if (stuff->enable &
(XF86DGADirectGraphics | XF86DGADirectKeyb | XF86DGADirectMouse)) {
- if (!DGAClients[stuff->screen]) {
+ if (!owner) {
if (DGACallbackRefCount++ == 0)
AddCallback (&ClientStateCallback, DGAClientStateChange, NULL);
}
- DGAClients[stuff->screen] = client;
+ DGA_SETCLIENT(stuff->screen, client);
} else {
- if (DGAClients[stuff->screen]) {
+ if (owner) {
if (--DGACallbackRefCount == 0)
DeleteCallback(&ClientStateCallback, DGAClientStateChange, NULL);
}
- DGAClients[stuff->screen] = NULL;
+ DGA_SETCLIENT(stuff->screen, NULL);
}
return (client->noClientException);
@@ -800,7 +804,7 @@ ProcXF86DGASetViewPort(ClientPtr client)
if (stuff->screen > screenInfo.numScreens)
return BadValue;
- if (DGAClients[stuff->screen] != client)
+ if (DGA_GETCLIENT(stuff->screen) != client)
return DGAErrorBase + XF86DGADirectNotActivated;
REQUEST_SIZE_MATCH(xXF86DGASetViewPortReq);
@@ -864,7 +868,7 @@ ProcXF86DGAInstallColormap(ClientPtr client)
if (stuff->screen > screenInfo.numScreens)
return BadValue;
- if (DGAClients[stuff->screen] != client)
+ if (DGA_GETCLIENT(stuff->screen) != client)
return DGAErrorBase + XF86DGADirectNotActivated;
REQUEST_SIZE_MATCH(xXF86DGAInstallColormapReq);
@@ -913,7 +917,7 @@ ProcXF86DGAViewPortChanged(ClientPtr client)
if (stuff->screen > screenInfo.numScreens)
return BadValue;
- if (DGAClients[stuff->screen] != client)
+ if (DGA_GETCLIENT(stuff->screen) != client)
return DGAErrorBase + XF86DGADirectNotActivated;
REQUEST_SIZE_MATCH(xXF86DGAViewPortChangedReq);
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-03 02:47:07 +0000