xorg: work on offscreen bitmaps

24 files changed, 180 insertions, 103 deletions

diff --git a/xorg/X11R7.6/rdp/rdp.h b/xorg/X11R7.6/rdp/rdp.h
index 7df24c48..5cd84a5d 100644
--- a/xorg/X11R7.6/rdp/rdp.h
+++ b/xorg/X11R7.6/rdp/rdp.h
@@ -173,7 +173,7 @@ typedef rdpWindowRec* rdpWindowPtr;
 struct _rdpPixmapRec
 {
   int status;
-  int rdpid; /* unique id for xrdp */
+  int rdpindex;
   int allocBytes;
   int con_number;
 };
@@ -182,8 +182,7 @@ typedef rdpPixmapRec* rdpPixmapPtr;
 #define GETPIXPRIV(_pPixmap) \
 (rdpPixmapPtr)dixGetPrivateAddr(&(_pPixmap->devPrivates), &g_rdpPixmapIndex)
 
-#define XRDP_IS_OS(_priv) ((_priv->status != 0) && \
-  (_priv->con_number == g_con_number))
+#define XRDP_IS_OS(_priv) (_priv->status != 0)
 
 /* rdpmisc.c */
 void
@@ -336,6 +335,10 @@ void
 KbdSync(int param1);
 
 /* rdpup.c */
+int
+rdpup_add_os_bitmap(PixmapPtr pixmap, rdpPixmapPtr priv);
+int
+rdpup_remove_os_bitmap(int rdpindex);
 void
 rdpup_get_screen_image_rect(struct image_data* id);
 void
@@ -375,15 +378,15 @@ rdpup_send_area(struct image_data* id, int x, int y, int w, int h);
 int
 rdpup_set_cursor(short x, short y, char* cur_data, char* cur_mask);
 int
-rdpup_create_os_surface(int rdpid, int width, int height);
+rdpup_create_os_surface(int rdpindexd, int width, int height);
 int
-rdpup_switch_os_surface(int rdpid);
+rdpup_switch_os_surface(int rdpindex);
 int
-rdpup_delete_os_surface(int rdpid);
+rdpup_delete_os_surface(int rdpindex);
 
 void
 rdpup_paint_rect_os(int x, int y, int cx, int cy,
-                    int rdpid, int srcx, int srcy);
+                    int rdpindex, int srcx, int srcy);
 void
 rdpup_set_hints(int hints, int mask);
 
diff --git a/xorg/X11R7.6/rdp/rdpCopyArea.c b/xorg/X11R7.6/rdp/rdpCopyArea.c
index 3c3d371b..27ddab28 100644
--- a/xorg/X11R7.6/rdp/rdpCopyArea.c
+++ b/xorg/X11R7.6/rdp/rdpCopyArea.c
@@ -158,7 +158,7 @@ rdpCopyAreaWndToPixmap(WindowPtr pSrcWnd,
   ldsty = pDstPixmap->drawable.y + dsty;
   if (cd == 1)
   {
-    rdpup_switch_os_surface(pDstPriv->rdpid);
+    rdpup_switch_os_surface(pDstPriv->rdpindex);
     rdpup_begin_update();
     rdpup_screen_blt(ldstx, ldsty, w, h, lsrcx, lsrcy);
     rdpup_end_update();
@@ -169,7 +169,7 @@ rdpCopyAreaWndToPixmap(WindowPtr pSrcWnd,
     num_clips = REGION_NUM_RECTS(&clip_reg);
     if (num_clips > 0)
     {
-      rdpup_switch_os_surface(pDstPriv->rdpid);
+      rdpup_switch_os_surface(pDstPriv->rdpindex);
       rdpup_begin_update();
       dx = dstx - srcx;
       dy = dsty - srcy;
@@ -232,7 +232,7 @@ rdpCopyAreaPixmapToWnd(PixmapPtr pSrcPixmap, rdpPixmapRec* pSrcPriv,
   if (cd == 1)
   {
     rdpup_begin_update();
-    rdpup_paint_rect_os(ldstx, ldsty, w, h, pSrcPriv->rdpid, lsrcx, lsrcy);
+    rdpup_paint_rect_os(ldstx, ldsty, w, h, pSrcPriv->rdpindex, lsrcx, lsrcy);
     rdpup_end_update();
   }
   else if (cd == 2)
@@ -246,7 +246,7 @@ rdpCopyAreaPixmapToWnd(PixmapPtr pSrcPixmap, rdpPixmapRec* pSrcPriv,
         box = REGION_RECTS(&clip_reg)[j];
         LLOGLN(10, ("rdpCopyAreaPixmapToWnd: %d %d %d %d", box.x1, box.y1, box.x2, box.y2));
         rdpup_set_clip(box.x1, box.y1, box.x2 - box.x1, box.y2 - box.y1);
-        rdpup_paint_rect_os(ldstx, ldsty, w, h, pSrcPriv->rdpid, lsrcx, lsrcy);
+        rdpup_paint_rect_os(ldstx, ldsty, w, h, pSrcPriv->rdpindex, lsrcx, lsrcy);
       }
       rdpup_reset_clip();
       rdpup_end_update();
@@ -287,9 +287,9 @@ rdpCopyAreaPixmapToPixmap(PixmapPtr pSrcPixmap, rdpPixmapRec* pSrcPriv,
   lsrcy = pSrcPixmap->drawable.y + srcy;
   if (cd == 1)
   {
-    rdpup_switch_os_surface(pDstPriv->rdpid);
+    rdpup_switch_os_surface(pDstPriv->rdpindex);
     rdpup_begin_update();
-    rdpup_paint_rect_os(ldstx, ldsty, w, h, pSrcPriv->rdpid, lsrcx, lsrcy);
+    rdpup_paint_rect_os(ldstx, ldsty, w, h, pSrcPriv->rdpindex, lsrcx, lsrcy);
     rdpup_end_update();
     rdpup_switch_os_surface(-1);
   }
@@ -298,13 +298,13 @@ rdpCopyAreaPixmapToPixmap(PixmapPtr pSrcPixmap, rdpPixmapRec* pSrcPriv,
     num_clips = REGION_NUM_RECTS(&clip_reg);
     if (num_clips > 0)
     {
-      rdpup_switch_os_surface(pDstPriv->rdpid);
+      rdpup_switch_os_surface(pDstPriv->rdpindex);
       rdpup_begin_update();
       for (j = 0; j < num_clips; j++)
       {
         box = REGION_RECTS(&clip_reg)[j];
         rdpup_set_clip(box.x1, box.y1, box.x2 - box.x1, box.y2 - box.y1);
-        rdpup_paint_rect_os(ldstx, ldsty, w, h, pSrcPriv->rdpid, lsrcx, lsrcy);
+        rdpup_paint_rect_os(ldstx, ldsty, w, h, pSrcPriv->rdpindex, lsrcx, lsrcy);
       }
       rdpup_reset_clip();
       rdpup_end_update();
@@ -414,7 +414,7 @@ rdpCopyArea(DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC,
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
     {
-      rdpup_switch_os_surface(pDstPriv->rdpid);
+      rdpup_switch_os_surface(pDstPriv->rdpindex);
       rdpup_get_pixmap_image_rect(pDstPixmap, &id);
       got_id = 1;
     }
diff --git a/xorg/X11R7.6/rdp/rdpCopyPlane.c b/xorg/X11R7.6/rdp/rdpCopyPlane.c
index b6efa0bf..f0a54d9e 100644
--- a/xorg/X11R7.6/rdp/rdpCopyPlane.c
+++ b/xorg/X11R7.6/rdp/rdpCopyPlane.c
@@ -91,7 +91,7 @@ rdpCopyPlane(DrawablePtr pSrc, DrawablePtr pDst,
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
     {
-      rdpup_switch_os_surface(pDstPriv->rdpid);
+      rdpup_switch_os_surface(pDstPriv->rdpindex);
       rdpup_get_pixmap_image_rect(pDstPixmap, &id);
       got_id = 1;
     }
diff --git a/xorg/X11R7.6/rdp/rdpFillPolygon.c b/xorg/X11R7.6/rdp/rdpFillPolygon.c
index 459ba73e..362e8d15 100644
--- a/xorg/X11R7.6/rdp/rdpFillPolygon.c
+++ b/xorg/X11R7.6/rdp/rdpFillPolygon.c
@@ -91,7 +91,7 @@ rdpFillPolygon(DrawablePtr pDrawable, GCPtr pGC,
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
     {
-      rdpup_switch_os_surface(pDstPriv->rdpid);
+      rdpup_switch_os_surface(pDstPriv->rdpindex);
       rdpup_get_pixmap_image_rect(pDstPixmap, &id);
       got_id = 1;
     }
diff --git a/xorg/X11R7.6/rdp/rdpFillSpans.c b/xorg/X11R7.6/rdp/rdpFillSpans.c
index 0939b50a..1f655d01 100644
--- a/xorg/X11R7.6/rdp/rdpFillSpans.c
+++ b/xorg/X11R7.6/rdp/rdpFillSpans.c
@@ -80,7 +80,7 @@ rdpFillSpans(DrawablePtr pDrawable, GCPtr pGC, int nInit,
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
     {
-      rdpup_switch_os_surface(pDstPriv->rdpid);
+      rdpup_switch_os_surface(pDstPriv->rdpindex);
       rdpup_get_pixmap_image_rect(pDstPixmap, &id);
       got_id = 1;
     }
diff --git a/xorg/X11R7.6/rdp/rdpImageGlyphBlt.c b/xorg/X11R7.6/rdp/rdpImageGlyphBlt.c
index 22839af9..35c19bc1 100644
--- a/xorg/X11R7.6/rdp/rdpImageGlyphBlt.c
+++ b/xorg/X11R7.6/rdp/rdpImageGlyphBlt.c
@@ -91,7 +91,7 @@ rdpImageGlyphBlt(DrawablePtr pDrawable, GCPtr pGC,
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
     {
-      rdpup_switch_os_surface(pDstPriv->rdpid);
+      rdpup_switch_os_surface(pDstPriv->rdpindex);
       rdpup_get_pixmap_image_rect(pDstPixmap, &id);
       got_id = 1;
     }
diff --git a/xorg/X11R7.6/rdp/rdpImageText16.c b/xorg/X11R7.6/rdp/rdpImageText16.c
index cb6f3cfb..e2261147 100644
--- a/xorg/X11R7.6/rdp/rdpImageText16.c
+++ b/xorg/X11R7.6/rdp/rdpImageText16.c
@@ -89,7 +89,7 @@ rdpImageText16(DrawablePtr pDrawable, GCPtr pGC,
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
     {
-      rdpup_switch_os_surface(pDstPriv->rdpid);
+      rdpup_switch_os_surface(pDstPriv->rdpindex);
       rdpup_get_pixmap_image_rect(pDstPixmap, &id);
       got_id = 1;
     }
diff --git a/xorg/X11R7.6/rdp/rdpImageText8.c b/xorg/X11R7.6/rdp/rdpImageText8.c
index 81b754c0..34bf35be 100644
--- a/xorg/X11R7.6/rdp/rdpImageText8.c
+++ b/xorg/X11R7.6/rdp/rdpImageText8.c
@@ -89,7 +89,7 @@ rdpImageText8(DrawablePtr pDrawable, GCPtr pGC,
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
     {
-      rdpup_switch_os_surface(pDstPriv->rdpid);
+      rdpup_switch_os_surface(pDstPriv->rdpindex);
       rdpup_get_pixmap_image_rect(pDstPixmap, &id);
       got_id = 1;
     }
diff --git a/xorg/X11R7.6/rdp/rdpPolyArc.c b/xorg/X11R7.6/rdp/rdpPolyArc.c
index 3f7dc4b8..be56821a 100644
--- a/xorg/X11R7.6/rdp/rdpPolyArc.c
+++ b/xorg/X11R7.6/rdp/rdpPolyArc.c
@@ -104,7 +104,7 @@ rdpPolyArc(DrawablePtr pDrawable, GCPtr pGC, int narcs, xArc* parcs)
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
     {
-      rdpup_switch_os_surface(pDstPriv->rdpid);
+      rdpup_switch_os_surface(pDstPriv->rdpindex);
       rdpup_get_pixmap_image_rect(pDstPixmap, &id);
       got_id = 1;
     }
diff --git a/xorg/X11R7.6/rdp/rdpPolyFillArc.c b/xorg/X11R7.6/rdp/rdpPolyFillArc.c
index 3603b932..91ab7899 100644
--- a/xorg/X11R7.6/rdp/rdpPolyFillArc.c
+++ b/xorg/X11R7.6/rdp/rdpPolyFillArc.c
@@ -104,7 +104,7 @@ rdpPolyFillArc(DrawablePtr pDrawable, GCPtr pGC, int narcs, xArc* parcs)
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
     {
-      rdpup_switch_os_surface(pDstPriv->rdpid);
+      rdpup_switch_os_surface(pDstPriv->rdpindex);
       rdpup_get_pixmap_image_rect(pDstPixmap, &id);
       got_id = 1;
     }
diff --git a/xorg/X11R7.6/rdp/rdpPolyFillRect.c b/xorg/X11R7.6/rdp/rdpPolyFillRect.c
index 66eb50fe..070dd255 100644
--- a/xorg/X11R7.6/rdp/rdpPolyFillRect.c
+++ b/xorg/X11R7.6/rdp/rdpPolyFillRect.c
@@ -88,7 +88,7 @@ rdpPolyFillRect(DrawablePtr pDrawable, GCPtr pGC, int nrectFill,
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
     {
-      rdpup_switch_os_surface(pDstPriv->rdpid);
+      rdpup_switch_os_surface(pDstPriv->rdpindex);
       rdpup_get_pixmap_image_rect(pDstPixmap, &id);
       got_id = 1;
     }
diff --git a/xorg/X11R7.6/rdp/rdpPolyGlyphBlt.c b/xorg/X11R7.6/rdp/rdpPolyGlyphBlt.c
index 3ec438db..871e7cf4 100644
--- a/xorg/X11R7.6/rdp/rdpPolyGlyphBlt.c
+++ b/xorg/X11R7.6/rdp/rdpPolyGlyphBlt.c
@@ -91,7 +91,7 @@ rdpPolyGlyphBlt(DrawablePtr pDrawable, GCPtr pGC,
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
     {
-      rdpup_switch_os_surface(pDstPriv->rdpid);
+      rdpup_switch_os_surface(pDstPriv->rdpindex);
       rdpup_get_pixmap_image_rect(pDstPixmap, &id);
       got_id = 1;
     }
diff --git a/xorg/X11R7.6/rdp/rdpPolyPoint.c b/xorg/X11R7.6/rdp/rdpPolyPoint.c
index 7b4e9842..d6bc5e6b 100644
--- a/xorg/X11R7.6/rdp/rdpPolyPoint.c
+++ b/xorg/X11R7.6/rdp/rdpPolyPoint.c
@@ -130,7 +130,7 @@ rdpPolyPoint(DrawablePtr pDrawable, GCPtr pGC, int mode,
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
     {
-      rdpup_switch_os_surface(pDstPriv->rdpid);
+      rdpup_switch_os_surface(pDstPriv->rdpindex);
       rdpup_get_pixmap_image_rect(pDstPixmap, &id);
       got_id = 1;
     }
diff --git a/xorg/X11R7.6/rdp/rdpPolyRectangle.c b/xorg/X11R7.6/rdp/rdpPolyRectangle.c
index 0d2e7afa..0d2beede 100644
--- a/xorg/X11R7.6/rdp/rdpPolyRectangle.c
+++ b/xorg/X11R7.6/rdp/rdpPolyRectangle.c
@@ -100,7 +100,7 @@ rdpPolyRectangle(DrawablePtr pDrawable, GCPtr pGC, int nrects,
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
     {
-      rdpup_switch_os_surface(pDstPriv->rdpid);
+      rdpup_switch_os_surface(pDstPriv->rdpindex);
       rdpup_get_pixmap_image_rect(pDstPixmap, &id);
       got_id = 1;
     }
diff --git a/xorg/X11R7.6/rdp/rdpPolySegment.c b/xorg/X11R7.6/rdp/rdpPolySegment.c
index 223a5327..2e5609b5 100644
--- a/xorg/X11R7.6/rdp/rdpPolySegment.c
+++ b/xorg/X11R7.6/rdp/rdpPolySegment.c
@@ -95,7 +95,7 @@ rdpPolySegment(DrawablePtr pDrawable, GCPtr pGC, int nseg, xSegment* pSegs)
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
     {
-      rdpup_switch_os_surface(pDstPriv->rdpid);
+      rdpup_switch_os_surface(pDstPriv->rdpindex);
       rdpup_get_pixmap_image_rect(pDstPixmap, &id);
       got_id = 1;
     }
diff --git a/xorg/X11R7.6/rdp/rdpPolyText16.c b/xorg/X11R7.6/rdp/rdpPolyText16.c
index 4feb2f03..609df35d 100644
--- a/xorg/X11R7.6/rdp/rdpPolyText16.c
+++ b/xorg/X11R7.6/rdp/rdpPolyText16.c
@@ -92,7 +92,7 @@ rdpPolyText16(DrawablePtr pDrawable, GCPtr pGC,
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
     {
-      rdpup_switch_os_surface(pDstPriv->rdpid);
+      rdpup_switch_os_surface(pDstPriv->rdpindex);
       rdpup_get_pixmap_image_rect(pDstPixmap, &id);
       got_id = 1;
     }
diff --git a/xorg/X11R7.6/rdp/rdpPolyText8.c b/xorg/X11R7.6/rdp/rdpPolyText8.c
index 21f4e18a..3cb7b5a0 100644
--- a/xorg/X11R7.6/rdp/rdpPolyText8.c
+++ b/xorg/X11R7.6/rdp/rdpPolyText8.c
@@ -92,7 +92,7 @@ rdpPolyText8(DrawablePtr pDrawable, GCPtr pGC,
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
     {
-      rdpup_switch_os_surface(pDstPriv->rdpid);
+      rdpup_switch_os_surface(pDstPriv->rdpindex);
       rdpup_get_pixmap_image_rect(pDstPixmap, &id);
       got_id = 1;
     }
diff --git a/xorg/X11R7.6/rdp/rdpPolylines.c b/xorg/X11R7.6/rdp/rdpPolylines.c
index 9f5ca7c3..b8400904 100644
--- a/xorg/X11R7.6/rdp/rdpPolylines.c
+++ b/xorg/X11R7.6/rdp/rdpPolylines.c
@@ -99,7 +99,7 @@ rdpPolylines(DrawablePtr pDrawable, GCPtr pGC, int mode,
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
     {
-      rdpup_switch_os_surface(pDstPriv->rdpid);
+      rdpup_switch_os_surface(pDstPriv->rdpindex);
       rdpup_get_pixmap_image_rect(pDstPixmap, &id);
       got_id = 1;
     }
diff --git a/xorg/X11R7.6/rdp/rdpPushPixels.c b/xorg/X11R7.6/rdp/rdpPushPixels.c
index 8e774c53..5129f0e2 100644
--- a/xorg/X11R7.6/rdp/rdpPushPixels.c
+++ b/xorg/X11R7.6/rdp/rdpPushPixels.c
@@ -84,7 +84,7 @@ rdpPushPixels(GCPtr pGC, PixmapPtr pBitMap, DrawablePtr pDst,
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
     {
-      rdpup_switch_os_surface(pDstPriv->rdpid);
+      rdpup_switch_os_surface(pDstPriv->rdpindex);
       rdpup_get_pixmap_image_rect(pDstPixmap, &id);
       got_id = 1;
     }
diff --git a/xorg/X11R7.6/rdp/rdpPutImage.c b/xorg/X11R7.6/rdp/rdpPutImage.c
index 7a132f8c..a5072c23 100644
--- a/xorg/X11R7.6/rdp/rdpPutImage.c
+++ b/xorg/X11R7.6/rdp/rdpPutImage.c
@@ -73,7 +73,7 @@ rdpPutImage(DrawablePtr pDst, GCPtr pGC, int depth, int x, int y,
   rdpPixmapRec* pDstPriv;
 
   LLOGLN(10, ("rdpPutImage:"));
-  LLOGLN(10, ("rdpPutImage: drawable id 0x%x", pDst->id));
+  LLOGLN(10, ("rdpPutImage: drawable id 0x%x", (int)(pDst->id)));
 
   /* do original call */
   rdpPutImageOrg(pDst, pGC, depth, x, y, w, h, leftPad, format, pBits);
@@ -84,7 +84,7 @@ rdpPutImage(DrawablePtr pDst, GCPtr pGC, int depth, int x, int y,
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
     {
-      rdpup_switch_os_surface(pDstPriv->rdpid);
+      rdpup_switch_os_surface(pDstPriv->rdpindex);
       rdpup_get_pixmap_image_rect(pDstPixmap, &id);
       got_id = 1;
     }
diff --git a/xorg/X11R7.6/rdp/rdpSetSpans.c b/xorg/X11R7.6/rdp/rdpSetSpans.c
index d7a41e7e..7b763091 100644
--- a/xorg/X11R7.6/rdp/rdpSetSpans.c
+++ b/xorg/X11R7.6/rdp/rdpSetSpans.c
@@ -81,7 +81,7 @@ rdpSetSpans(DrawablePtr pDrawable, GCPtr pGC, char* psrc,
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
     {
-      rdpup_switch_os_surface(pDstPriv->rdpid);
+      rdpup_switch_os_surface(pDstPriv->rdpindex);
       rdpup_get_pixmap_image_rect(pDstPixmap, &id);
       got_id = 1;
     }
diff --git a/xorg/X11R7.6/rdp/rdpdraw.c b/xorg/X11R7.6/rdp/rdpdraw.c
index 6e2846ed..f35e4de1 100644
--- a/xorg/X11R7.6/rdp/rdpdraw.c
+++ b/xorg/X11R7.6/rdp/rdpdraw.c
@@ -68,15 +68,8 @@ extern int g_Bpp; /* from rdpmain.c */
 extern ScreenPtr g_pScreen; /* from rdpmain.c */
 extern Bool g_wrapPixmap; /* from rdpmain.c */
 
-extern int g_con_number; /* in rdpup.c */
-extern int g_connected; /* in rdpup.c */
-
 ColormapPtr g_rdpInstalledColormap;
 
-static int g_pixmap_rdpid = 1;
-int g_pixmap_byte_total = 0;
-int g_pixmap_num_used = 0;
-
 GCFuncs g_rdpGCFuncs =
 {
   rdpValidateGC, rdpChangeGC, rdpCopyGC, rdpDestroyGC, rdpChangeClip,
@@ -408,20 +401,17 @@ rdpCreatePixmap(ScreenPtr pScreen, int width, int height, int depth,
   pScreen->CreatePixmap = g_rdpScreen.CreatePixmap;
   rv = pScreen->CreatePixmap(pScreen, width, height, depth, usage_hint);
   priv = GETPIXPRIV(rv);
-  if ((g_rdpScreen.client_info.offscreen_support_level > 0) &&
-      (rv->drawable.depth == g_rdpScreen.depth) &&
-      (org_width > 1) && (height > 1) && g_connected)
+  priv->rdpindex = -1;
+  if ((rv->drawable.depth == g_rdpScreen.depth) &&
+      (org_width > 1) && (height > 1))
   {
-    priv->allocBytes = width * height * 4;
-    g_pixmap_byte_total += priv->allocBytes;
-    g_pixmap_num_used++;
-    priv->status = 1;
-    priv->rdpid = g_pixmap_rdpid;
-    g_pixmap_rdpid++;
-    priv->con_number = g_con_number;
-    rdpup_create_os_surface(priv->rdpid, width, height);
-    LLOGLN(0, ("rdpCreatePixmap: g_pixmap_byte_total %d g_pixmap_num_used %d",
-           g_pixmap_byte_total, g_pixmap_num_used));
+    priv->allocBytes = width * height * g_Bpp;
+    priv->rdpindex = rdpup_add_os_bitmap(rv, priv);
+    if (priv->rdpindex >= 0)
+    {
+      priv->status = 1;
+      rdpup_create_os_surface(priv->rdpindex, width, height);
+    }
   }
   pScreen->ModifyPixmapHeader(rv, org_width, 0, 0, 0, 0, 0);
   pScreen->CreatePixmap = rdpCreatePixmap;
@@ -441,15 +431,10 @@ rdpDestroyPixmap(PixmapPtr pPixmap)
   LLOGLN(10, ("status %d refcnt %d", priv->status, pPixmap->refcnt));
   if (pPixmap->refcnt < 2)
   {
-    if (XRDP_IS_OS(priv) && g_connected)
+    if (XRDP_IS_OS(priv))
     {
-      g_pixmap_byte_total -= priv->allocBytes;
-      g_pixmap_num_used--;
-      LLOGLN(0, ("rdpDestroyPixmap: id 0x%x "
-             "rdpid 0x%x g_pixmap_byte_total %d g_pixmap_num_used %d",
-             pPixmap->drawable.id, priv->rdpid,
-             g_pixmap_byte_total, g_pixmap_num_used));
-      rdpup_delete_os_surface(priv->rdpid);
+      rdpup_remove_os_bitmap(priv->rdpindex);
+      rdpup_delete_os_surface(priv->rdpindex);
     }
   }
   pScreen = pPixmap->drawable.pScreen;
@@ -748,7 +733,7 @@ rdpComposite(CARD8 op, PicturePtr pSrc, PicturePtr pMask, PicturePtr pDst,
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
     {
-      rdpup_switch_os_surface(pDstPriv->rdpid);
+      rdpup_switch_os_surface(pDstPriv->rdpindex);
       rdpup_get_pixmap_image_rect(pDstPixmap, &id);
       got_id = 1;
     }
@@ -828,7 +813,7 @@ rdpGlyphs(CARD8 op, PicturePtr pSrc, PicturePtr pDst,
   for (index = 0; index < lists->len; index++)
   {
     LLOGLN(10, ("  index %d size %d refcnt %d width %d height %d",
-           index, glyphs[index]->size, glyphs[index]->refcnt,
+           index, (int)(glyphs[index]->size), (int)(glyphs[index]->refcnt),
            glyphs[index]->info.width, glyphs[index]->info.height));
   }
   ps = GetPictureScreen(g_pScreen);
diff --git a/xorg/X11R7.6/rdp/rdprandr.c b/xorg/X11R7.6/rdp/rdprandr.c
index 29f1c6e3..978e48aa 100644
--- a/xorg/X11R7.6/rdp/rdprandr.c
+++ b/xorg/X11R7.6/rdp/rdprandr.c
@@ -123,7 +123,7 @@ rdpRRScreenSetSize(ScreenPtr pScreen, CARD16 width, CARD16 height,
   BoxRec box;
 
   ErrorF("rdpRRScreenSetSize: width %d height %d mmWidth %d mmHeight %d\n",
-         width, height, mmWidth, mmHeight);
+         width, height, (int)mmWidth, (int)mmHeight);
 
   if ((width < 1) || (height < 1))
   {
diff --git a/xorg/X11R7.6/rdp/rdpup.c b/xorg/X11R7.6/rdp/rdpup.c
index 4a8bf9f8..fa2092e2 100644
--- a/xorg/X11R7.6/rdp/rdpup.c
+++ b/xorg/X11R7.6/rdp/rdpup.c
@@ -38,9 +38,7 @@ int g_con_number = 0; /* increments for each connection */
 static int g_listen_sck = 0;
 static int g_sck = 0;
 static int g_sck_closed = 0;
-
-int g_connected = 0;
-
+static int g_connected = 0;
 static int g_dis_listen_sck = 0;
 //static int g_dis_sck = 0;
 //static int g_dis_sck_closed = 0;
@@ -55,7 +53,7 @@ static int g_cursor_y = 0;
 static OsTimerPtr g_timer = 0;
 static int g_scheduled = 0;
 static int g_count = 0;
-static int g_rdpid = -1;
+static int g_rdpindex = -1;
 
 extern ScreenPtr g_pScreen; /* from rdpmain.c */
 extern int g_Bpp; /* from rdpmain.c */
@@ -69,6 +67,21 @@ extern char g_uds_data[]; /* in rdpmain.c */
 extern int g_pixmap_byte_total; /* in rdpdraw.c */
 extern int g_pixmap_num_used; /* in rdpdraw.c */
 
+struct rdpup_os_bitmap
+{
+  int used;
+  PixmapPtr pixmap;
+  rdpPixmapPtr priv;
+  int stamp;
+};
+
+static struct rdpup_os_bitmap* g_os_bitmaps = 0;
+static int g_max_os_bitmaps = 0;
+static int g_os_bitmap_stamp = 0;
+
+int g_pixmap_byte_total = 0;
+int g_pixmap_num_used = 0;
+
 /*
 0 GXclear,        0
 1 GXnor,          DPon
@@ -109,6 +122,86 @@ static int g_rdp_opcodes[16] =
 };
 
 /*****************************************************************************/
+int
+rdpup_add_os_bitmap(PixmapPtr pixmap, rdpPixmapPtr priv)
+{
+  int index;
+  int rv;
+  int oldest;
+  int oldest_index;
+
+  if (!g_connected)
+  {
+    return -1;
+  }
+  rv = -1;
+  index = 0;
+  while (index < g_max_os_bitmaps)
+  {
+    if (g_os_bitmaps[index].used == 0)
+    {
+      g_os_bitmaps[index].used = 1;
+      g_os_bitmaps[index].pixmap = pixmap;
+      g_os_bitmaps[index].priv = priv;
+      g_os_bitmaps[index].stamp = g_os_bitmap_stamp;
+      g_os_bitmap_stamp++;
+      g_pixmap_num_used++;
+      rv = index;
+      break;
+    }
+    index++;
+  }
+  if (rv == -1)
+  {
+    /* find oldest */
+    oldest = 0x7fffffff;
+    oldest_index = 0;
+    index = 0;
+    while (index < g_max_os_bitmaps)
+    {
+      if (g_os_bitmaps[index].stamp < oldest)
+      {
+        oldest = g_os_bitmaps[index].stamp;
+        oldest_index = index;
+      }
+      index++;
+    }
+    LLOGLN(0, ("rdpup_add_os_bitmap: evicting old, oldest_index %d", oldest_index));
+    /* evict old */
+    g_os_bitmaps[oldest_index].priv->status = 0;
+    /* set new */
+    g_os_bitmaps[oldest_index].pixmap = pixmap;
+    g_os_bitmaps[oldest_index].priv = priv;
+    g_os_bitmaps[oldest_index].stamp = g_os_bitmap_stamp;
+    g_os_bitmap_stamp++;
+    rv = oldest_index;
+  }
+  LLOGLN(0, ("rdpup_add_os_bitmap: new bitmap index %d", rv));
+  LLOGLN(0, ("  g_pixmap_num_used %d", g_pixmap_num_used));
+  return rv;
+}
+
+/*****************************************************************************/
+int
+rdpup_remove_os_bitmap(int rdpindex)
+{
+  LLOGLN(0, ("rdpup_remove_os_bitmap: index %d", rdpindex));
+  if ((rdpindex < 0) && (rdpindex >= g_max_os_bitmaps))
+  {
+    return 1;
+  }
+  if (g_os_bitmaps[rdpindex].used)
+  {
+    g_os_bitmaps[rdpindex].used = 0;
+    g_os_bitmaps[rdpindex].pixmap = 0;
+    g_os_bitmaps[rdpindex].priv = 0;
+    g_pixmap_num_used--;
+  }
+  LLOGLN(0, ("  g_pixmap_num_used %d", g_pixmap_num_used));
+  return 0;
+}
+
+/*****************************************************************************/
 /* returns error */
 static int
 rdpup_send(char* data, int len)
@@ -250,8 +343,8 @@ rdpup_recv(char* data, int len)
         g_tcp_close(g_sck);
         g_sck = 0;
         g_sck_closed = 1;
-        g_pixmap_byte_total = 0;
-        g_pixmap_num_used = 0;
+        //g_pixmap_byte_total = 0;
+        //g_pixmap_num_used = 0;
         return 1;
       }
     }
@@ -262,8 +355,8 @@ rdpup_recv(char* data, int len)
       g_tcp_close(g_sck);
       g_sck = 0;
       g_sck_closed = 1;
-      g_pixmap_byte_total = 0;
-      g_pixmap_num_used = 0;
+      //g_pixmap_byte_total = 0;
+      //g_pixmap_num_used = 0;
       return 1;
     }
     else
@@ -540,6 +633,15 @@ param4 %d\n", msg, param1, param2, param3, param4));
            g_rdpScreen.client_info.offscreen_cache_size);
     ErrorF("  offscreen entries %d\n",
            g_rdpScreen.client_info.offscreen_cache_entries);
+    if (g_rdpScreen.client_info.offscreen_support_level > 0)
+    {
+      if (g_rdpScreen.client_info.offscreen_cache_entries > 0)
+      {
+        g_max_os_bitmaps = g_rdpScreen.client_info.offscreen_cache_entries;
+        g_os_bitmaps = (struct rdpup_os_bitmap*)
+               g_malloc(sizeof(struct rdpup_os_bitmap) * g_max_os_bitmaps, 1);
+      }
+    }
   }
   else
   {
@@ -1085,7 +1187,7 @@ rdpup_set_cursor(short x, short y, char* cur_data, char* cur_mask)
 
 /******************************************************************************/
 int
-rdpup_create_os_surface(int rdpid, int width, int height)
+rdpup_create_os_surface(int rdpindex, int width, int height)
 {
   LLOGLN(10, ("rdpup_create_os_surface:"));
   if (g_connected)
@@ -1095,7 +1197,7 @@ rdpup_create_os_surface(int rdpid, int width, int height)
     out_uint16_le(g_out_s, 20);
     out_uint16_le(g_out_s, 12);
     g_count++;
-    out_uint32_le(g_out_s, rdpid);
+    out_uint32_le(g_out_s, rdpindex);
     out_uint16_le(g_out_s, width);
     out_uint16_le(g_out_s, height);
   }
@@ -1104,53 +1206,40 @@ rdpup_create_os_surface(int rdpid, int width, int height)
 
 /******************************************************************************/
 int
-rdpup_switch_os_surface(int rdpid)
+rdpup_switch_os_surface(int rdpindex)
 {
   LLOGLN(10, ("rdpup_switch_os_surface:"));
   if (g_connected)
   {
-    if (g_rdpid == rdpid)
+    if (g_rdpindex == rdpindex)
     {
       return 0;
     }
-    g_rdpid = rdpid;
-    rdpup_send_pending(); // TODO: do we need this ?
-    // the protocol allows switch the surface anytime
-
-    LLOGLN(10, ("rdpup_switch_os_surface: rdpid %d", rdpid));
-
+    g_rdpindex = rdpindex;
+    LLOGLN(10, ("rdpup_switch_os_surface: rdpindex %d", rdpindex));
     /* switch surface */
+    rdpup_pre_check(8);
     out_uint16_le(g_out_s, 21);
     out_uint16_le(g_out_s, 8);
-    out_uint32_le(g_out_s, rdpid);
-
-    /* begin update */
-    out_uint16_le(g_out_s, 1);
-    out_uint16_le(g_out_s, 4);
-    g_begin = 1;
-    g_count = 2;
-
+    out_uint32_le(g_out_s, rdpindex);
+    g_count++;
   }
   return 0;
 }
 
 /******************************************************************************/
 int
-rdpup_delete_os_surface(int rdpid)
+rdpup_delete_os_surface(int rdpindex)
 {
-  LLOGLN(10, ("rdpup_delete_os_surface: rdpid %d", rdpid));
+  LLOGLN(10, ("rdpup_delete_os_surface: rdpindex %d", rdpindex));
   if (g_connected)
   {
-    LLOGLN(10, ("rdpup_delete_os_surface: rdpid %d", rdpid));
-    //if (g_current_surface == rdpid)
-    //{
-    //  g_current_surface = -1;
-    //}
+    LLOGLN(10, ("rdpup_delete_os_surface: rdpindex %d", rdpindex));
     rdpup_pre_check(8);
     out_uint16_le(g_out_s, 22);
     out_uint16_le(g_out_s, 8);
     g_count++;
-    out_uint32_le(g_out_s, rdpid);
+    out_uint32_le(g_out_s, rdpindex);
   }
   return 0;
 }
@@ -1341,7 +1430,7 @@ rdpup_send_area(struct image_data* id, int x, int y, int w, int h)
 /******************************************************************************/
 void
 rdpup_paint_rect_os(int x, int y, int cx, int cy,
-                    int rdpid, int srcx, int srcy)
+                    int rdpindex, int srcx, int srcy)
 {
   if (g_connected)
   {
@@ -1353,7 +1442,7 @@ rdpup_paint_rect_os(int x, int y, int cx, int cy,
     out_uint16_le(g_out_s, y);
     out_uint16_le(g_out_s, cx);
     out_uint16_le(g_out_s, cy);
-    out_uint32_le(g_out_s, rdpid);
+    out_uint32_le(g_out_s, rdpindex);
     out_uint16_le(g_out_s, srcx);
     out_uint16_le(g_out_s, srcy);
   }