Hand-apply patch (compositing) from Authentic8: 5d5e470 81c9c29 b0c2c10 27d8a01 a96a217 e512090 a9a6762 9c02bfa bd26fcc c0d29d9 676dd35 3b26737

1 files changed, 100 insertions, 2 deletions

diff --git a/xrdp/xrdp_mm.c b/xrdp/xrdp_mm.c
index 88f888c7..b1499984 100644
--- a/xrdp/xrdp_mm.c
+++ b/xrdp/xrdp_mm.c
@@ -414,6 +414,9 @@ xrdp_mm_setup_mod1(struct xrdp_mm *self)
             self->mod->server_notify_delete = server_notify_delete;
             self->mod->server_monitored_desktop = server_monitored_desktop;
             self->mod->server_add_char_alpha = server_add_char_alpha;
+            self->mod->server_create_os_surface_bpp = server_create_os_surface_bpp;
+            self->mod->server_paint_rect_bpp = server_paint_rect_bpp;
+            self->mod->server_composite = server_composite;
         }
     }
 
@@ -906,7 +909,6 @@ xrdp_mm_process_rail_drawing_orders(struct xrdp_mm* self, struct trans* trans)
     struct stream* s;
     int order_type;
     int rv = 0;
-    struct rail_window_state_order rwso;
     
     s = trans_get_in_s(trans);
     if (s == 0)
@@ -1057,7 +1059,7 @@ xrdp_mm_connect_chansrv(struct xrdp_mm *self, char *ip, char *port)
     self->usechansrv = 1;
 
     /* connect channel redir */
-    if ((ip == 0) || (g_strcmp(ip, "127.0.0.1") == 0) || (ip[0] == 0))
+    if ((g_strcmp(ip, "127.0.0.1") == 0) || (ip[0] == 0))
     {
         /* unix socket */
         self->chan_trans = trans_create(TRANS_MODE_UNIX, 8192, 8192);
@@ -2060,6 +2062,79 @@ server_paint_rect(struct xrdp_mod *mod, int x, int y, int cx, int cy,
 
 /*****************************************************************************/
 int DEFAULT_CC
+server_paint_rect_bpp(struct xrdp_mod* mod, int x, int y, int cx, int cy,
+                      char* data, int width, int height, int srcx, int srcy,
+                      int bpp)
+{
+    struct xrdp_wm* wm;
+    struct xrdp_bitmap* b;
+    struct xrdp_painter* p;
+    
+    p = (struct xrdp_painter*)(mod->painter);
+    if (p == 0)
+    {
+        return 0;
+    }
+    wm = (struct xrdp_wm*)(mod->wm);
+    b = xrdp_bitmap_create_with_data(width, height, bpp, data, wm);
+    xrdp_painter_copy(p, b, wm->target_surface, x, y, cx, cy, srcx, srcy);
+    xrdp_bitmap_delete(b);
+    return 0;
+}
+
+/*****************************************************************************/
+int DEFAULT_CC
+server_composite(struct xrdp_mod* mod, int srcidx, int srcformat,
+                 int srcwidth, int srcrepeat, int* srctransform,
+                 int mskflags, int mskidx, int mskformat, int mskwidth,
+                 int mskrepeat, int op, int srcx, int srcy,
+                 int mskx, int msky, int dstx, int dsty,
+                 int width, int height, int dstformat)
+{
+    struct xrdp_wm* wm;
+    struct xrdp_bitmap* b;
+    struct xrdp_bitmap* msk;
+    struct xrdp_painter* p;
+    struct xrdp_os_bitmap_item* bi;
+    
+    p = (struct xrdp_painter*)(mod->painter);
+    if (p == 0)
+    {
+        return 0;
+    }
+    wm = (struct xrdp_wm*)(mod->wm);
+    b = 0;
+    msk = 0;
+    bi = xrdp_cache_get_os_bitmap(wm->cache, srcidx);
+    if (bi != 0)
+    {
+        b = bi->bitmap;
+    }
+    if (mskflags & 1)
+    {
+        bi = xrdp_cache_get_os_bitmap(wm->cache, mskidx);
+        if (bi != 0)
+        {
+            msk = bi->bitmap;
+        }
+    }
+    if (b != 0)
+    {
+        xrdp_painter_composite(p, b, srcformat, srcwidth, srcrepeat,
+                               wm->target_surface, srctransform,
+                               mskflags, msk, mskformat, mskwidth, mskrepeat,
+                               op, srcx, srcy, mskx, msky, dstx, dsty,
+                               width, height, dstformat);
+    }
+    else
+    {
+        g_writeln("server_composite: error finding id %d or %d", srcidx, mskidx);
+    }
+    return 0;
+}
+
+/*****************************************************************************/
+int DEFAULT_CC
 server_set_pointer(struct xrdp_mod *mod, int x, int y,
                    char *data, char *mask)
 {
@@ -2675,6 +2750,29 @@ server_create_os_surface(struct xrdp_mod *mod, int rdpindex,
 
 /*****************************************************************************/
 int DEFAULT_CC
+server_create_os_surface_bpp(struct xrdp_mod* mod, int rdpindex,
+                             int width, int height, int bpp)
+{
+    struct xrdp_wm* wm;
+    struct xrdp_bitmap* bitmap;
+    int error;
+    
+    wm = (struct xrdp_wm*)(mod->wm);
+    bitmap = xrdp_bitmap_create(width, height, bpp,
+                                WND_TYPE_OFFSCREEN, wm);
+    error = xrdp_cache_add_os_bitmap(wm->cache, bitmap, rdpindex);
+    if (error != 0)
+    {
+        g_writeln("server_create_os_surface_bpp: xrdp_cache_add_os_bitmap failed");
+        return 1;
+    }
+    bitmap->item_index = rdpindex;
+    bitmap->id = rdpindex;
+    return 0;
+}
+
+/*****************************************************************************/
+int DEFAULT_CC
 server_switch_os_surface(struct xrdp_mod *mod, int rdpindex)
 {
     struct xrdp_wm *wm;