From 49607e93f53c7d15c8d18b36763e855ecb42a496 Mon Sep 17 00:00:00 2001
From: Ulrich Sibiller <uli42@gmx.de>
Date: Mon, 5 Nov 2018 22:16:25 +0100
Subject: Lift Xext to xorg 1.4.2

---
 nx-X11/programs/Xserver/Xext/xres.c | 64 ++++++++++++++++++++++++++++++++++++-
 1 file changed, 63 insertions(+), 1 deletion(-)

(limited to 'nx-X11/programs/Xserver/Xext/xres.c')

diff --git a/nx-X11/programs/Xserver/Xext/xres.c b/nx-X11/programs/Xserver/Xext/xres.c
index 03597ad95..977ea4ce6 100644
--- a/nx-X11/programs/Xserver/Xext/xres.c
+++ b/nx-X11/programs/Xserver/Xext/xres.c
@@ -17,6 +17,9 @@
 #include "swaprep.h"
 #include <nx-X11/extensions/XResproto.h>
 #include "pixmapstr.h"
+#include "windowstr.h"
+#include "gcstruct.h"
+
 #include "protocol-versions.h"
 
 static int
@@ -171,13 +174,54 @@ ProcXResQueryClientResources (ClientPtr client)
     return (client->noClientException);
 }
 
+static unsigned long
+ResGetApproxPixmapBytes (PixmapPtr pix)
+{
+   unsigned long nPixels;
+   int           bytesPerPixel;
+
+   bytesPerPixel = pix->drawable.bitsPerPixel>>3;
+   nPixels       = pix->drawable.width * pix->drawable.height;
+
+   /* Divide by refcnt as pixmap could be shared between clients,
+    * so total pixmap mem is shared between these.
+   */
+   return ( nPixels * bytesPerPixel ) / pix->refcnt;
+}
+
 static void 
 ResFindPixmaps (void * value, XID id, void * cdata)
 {
    unsigned long *bytes = (unsigned long *)cdata;
    PixmapPtr pix = (PixmapPtr)value;
 
-   *bytes += (pix->devKind * pix->drawable.height);
+   *bytes += ResGetApproxPixmapBytes(pix);
+}
+
+static void
+ResFindWindowPixmaps (void * value, XID id, void * cdata)
+{
+   unsigned long *bytes = (unsigned long *)cdata;
+   WindowPtr pWin = (WindowPtr)value;
+
+   if (pWin->backgroundState == BackgroundPixmap)
+     *bytes += ResGetApproxPixmapBytes(pWin->background.pixmap);
+
+   if (pWin->border.pixmap != NULL && !pWin->borderIsPixel)
+     *bytes += ResGetApproxPixmapBytes(pWin->border.pixmap);
+}
+
+static void
+ResFindGCPixmaps (void * value, XID id, void * cdata)
+{
+   unsigned long *bytes = (unsigned long *)cdata;
+   GCPtr pGC = (GCPtr)value;
+
+   if (pGC->stipple != NULL)
+     *bytes += ResGetApproxPixmapBytes(pGC->stipple);
+
+   if (pGC->tile.pixmap != NULL && !pGC->tileIsPixel)
+     *bytes += ResGetApproxPixmapBytes(pGC->tile.pixmap);
 }
 
 static int
@@ -204,6 +248,24 @@ ProcXResQueryClientPixmapBytes (ClientPtr client)
     FindClientResourcesByType(clients[clientID], RT_PIXMAP, ResFindPixmaps, 
                               (void *)(&bytes));
 
+    /*
+     * Make sure win background pixmaps also held to account.
+     */
+    FindClientResourcesByType(clients[clientID], RT_WINDOW,
+			      ResFindWindowPixmaps,
+                              (void *)(&bytes));
+
+    /*
+     * GC Tile & Stipple pixmaps too.
+    */
+    FindClientResourcesByType(clients[clientID], RT_GC,
+			      ResFindGCPixmaps,
+                              (void *)(&bytes));
+
+#ifdef COMPOSITE
+    /* FIXME: include composite pixmaps too */
+#endif
+
     rep.type = X_Reply;
     rep.sequenceNumber = client->sequence;
     rep.length = 0;
-- 
cgit v1.2.3