fixes: Add panoramix support

Taken from:
583f4dde81d8d5e9101b0289946e1914ea1ee124

With minor style fixes and ported to dixLookupResourceByType.

Reviewed-by: Dave Airlie <airlied@gmail.com>
Signed-off-by: Adam Jackson <ajax@redhat.com>

3 files changed, 121 insertions, 0 deletions

diff --git a/xfixes/region.c b/xfixes/region.c
index 42d5d7c54..81ead4d1c 100644
--- a/xfixes/region.c
+++ b/xfixes/region.c
@@ -842,3 +842,81 @@ SProcXFixesExpandRegion (ClientPtr client)
     return (*ProcXFixesVector[stuff->xfixesReqType]) (client);
 }
 
+#ifdef PANORAMIX
+#include "panoramiX.h"
+#include "panoramiXsrv.h"
+
+int
+PanoramiXFixesSetGCClipRegion (ClientPtr client)
+{
+    REQUEST(xXFixesSetGCClipRegionReq);
+    int		    result = Success, j;
+    PanoramiXRes    *gc;
+    REQUEST_SIZE_MATCH(xXFixesSetGCClipRegionReq);
+
+    if ((result = dixLookupResourceByType((void **)&gc, stuff->gc, XRT_GC,
+					  client, DixWriteAccess))) {
+	client->errorValue = stuff->gc;
+	return result;
+    }
+
+    FOR_NSCREENS_BACKWARD(j) {
+        stuff->gc = gc->info[j].id;
+        result = (*PanoramiXSaveXFixesVector[X_XFixesSetGCClipRegion]) (client);
+        if(result != Success) break;
+    }
+
+    return result;
+}
+
+int
+PanoramiXFixesSetWindowShapeRegion (ClientPtr client)
+{
+    int		    result = Success, j;
+    PanoramiXRes    *win;
+    REQUEST(xXFixesSetWindowShapeRegionReq);
+
+    REQUEST_SIZE_MATCH(xXFixesSetWindowShapeRegionReq);
+
+    if ((result = dixLookupResourceByType((void **)&win, stuff->dest,
+					  XRT_WINDOW, client,
+					  DixWriteAccess))) {
+	client->errorValue = stuff->dest;
+	return result;
+    }
+
+    FOR_NSCREENS_FORWARD(j) {
+	stuff->dest = win->info[j].id;
+	result = (*PanoramiXSaveXFixesVector[X_XFixesSetWindowShapeRegion]) (client);
+        if(result != Success) break;
+    }
+
+    return result;
+}
+
+int
+PanoramiXFixesSetPictureClipRegion (ClientPtr client)
+{
+    REQUEST(xXFixesSetPictureClipRegionReq);
+    int		    result = Success, j;
+    PanoramiXRes    *pict;
+
+    REQUEST_SIZE_MATCH (xXFixesSetPictureClipRegionReq);
+
+    if ((result = dixLookupResourceByType((void **)&pict, stuff->picture,
+					  XRT_PICTURE, client,
+					  DixWriteAccess))) {
+	client->errorValue = stuff->picture;
+	return result;
+    }
+
+    FOR_NSCREENS_BACKWARD(j) {
+        stuff->picture = pict->info[j].id;
+	result = (*PanoramiXSaveXFixesVector[X_XFixesSetPictureClipRegion]) (client);
+        if(result != Success) break;
+    }
+
+    return result;
+}
+
+#endif
diff --git a/xfixes/xfixes.c b/xfixes/xfixes.c
index 215909df1..5dbfbec1b 100644
--- a/xfixes/xfixes.c
+++ b/xfixes/xfixes.c
@@ -262,3 +262,33 @@ XFixesExtensionInit(void)
 	SetResourceTypeErrorValue(RegionResType, XFixesErrorBase + BadRegion);
     }
 }
+
+#ifdef PANORAMIX
+
+int (*PanoramiXSaveXFixesVector[XFixesNumberRequests])(ClientPtr);
+
+void
+PanoramiXFixesInit (void)
+{
+    int i;
+
+    for (i = 0; i < XFixesNumberRequests; i++)
+	PanoramiXSaveXFixesVector[i] = ProcXFixesVector[i];
+    /*
+     * Stuff in Xinerama aware request processing hooks
+     */
+    ProcXFixesVector[X_XFixesSetGCClipRegion] = PanoramiXFixesSetGCClipRegion;
+    ProcXFixesVector[X_XFixesSetWindowShapeRegion] = PanoramiXFixesSetWindowShapeRegion;
+    ProcXFixesVector[X_XFixesSetPictureClipRegion] = PanoramiXFixesSetPictureClipRegion;
+}
+
+void
+PanoramiXFixesReset (void)
+{
+    int i;
+
+    for (i = 0; i < XFixesNumberRequests; i++)
+	ProcXFixesVector[i] = PanoramiXSaveXFixesVector[i];
+}
+
+#endif
diff --git a/xfixes/xfixesint.h b/xfixes/xfixesint.h
index f3d53614f..9e50993c3 100644
--- a/xfixes/xfixesint.h
+++ b/xfixes/xfixesint.h
@@ -255,6 +255,15 @@ ProcXFixesExpandRegion (ClientPtr client);
 int
 SProcXFixesExpandRegion (ClientPtr client);
 
+int
+PanoramiXFixesSetGCClipRegion (ClientPtr client);
+
+int
+PanoramiXFixesSetWindowShapeRegion (ClientPtr client);
+
+int
+PanoramiXFixesSetPictureClipRegion (ClientPtr client);
+
 /* Cursor Visibility (Version 4) */
 
 int 
@@ -269,4 +278,8 @@ ProcXFixesShowCursor (ClientPtr client);
 int 
 SProcXFixesShowCursor (ClientPtr client);
 
+extern int (*PanoramiXSaveXFixesVector[XFixesNumberRequests])(ClientPtr);
+void PanoramiXFixesInit (void);
+void PanoramiXFixesReset (void);
+
 #endif /* _XFIXESINT_H_ */