Stefan Dösinger : ddraw: Make the surface list a standard wine list.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 2e5628df3fba1c3991b9f3bbf3bf88a19238e827
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=2e5628df3fba1c3991b9f3bbf3bf88a19238e827

Author: Stefan Dösinger <stefandoesinger at gmx.at>
Date:   Sat Oct 14 21:57:09 2006 +0200

ddraw: Make the surface list a standard wine list.

---

 dlls/ddraw/ddraw.c         |   27 +++++++++++----------------
 dlls/ddraw/ddraw_private.h |   11 +++++------
 dlls/ddraw/main.c          |    2 ++
 dlls/ddraw/surface.c       |   10 +---------
 4 files changed, 19 insertions(+), 31 deletions(-)

diff --git a/dlls/ddraw/ddraw.c b/dlls/ddraw/ddraw.c
index fc80517..11de3ef 100644
--- a/dlls/ddraw/ddraw.c
+++ b/dlls/ddraw/ddraw.c
@@ -1904,12 +1904,7 @@ IDirectDrawImpl_CreateNewSurface(IDirect
 
     /* Increase the surface counter, and attach the surface */
     InterlockedIncrement(&This->surfaces);
-    if(This->surface_list)
-    {
-        This->surface_list->prev = *ppSurf;
-    }
-    (*ppSurf)->next = This->surface_list;
-    This->surface_list = *ppSurf;
+    list_add_head(&This->surface_list, &(*ppSurf)->surface_list_entry);
 
     /* Here we could store all created surfaces in the DirectDrawImpl structure,
      * But this could also be delegated to WineDDraw, as it keeps track of all its
@@ -2375,23 +2370,20 @@ IDirectDrawImpl_CreateSurface(IDirectDra
     if( (This->ImplType == SURFACE_OPENGL) && !(This->d3d_initialized) &&
         desc2.ddsCaps.dwCaps & (DDSCAPS_PRIMARYSURFACE | DDSCAPS_3DDEVICE) )
     {
-        IDirectDrawSurfaceImpl *target = This->surface_list;
+        IDirectDrawSurfaceImpl *target = object, *surface;
+        struct list *entry;
 
         /* Search for the primary to use as render target */
-        while(target)
+        LIST_FOR_EACH(entry, &This->surface_list)
         {
-            if(target->surface_desc.ddsCaps.dwCaps & DDSCAPS_PRIMARYSURFACE)
+            surface = LIST_ENTRY(entry, IDirectDrawSurfaceImpl, surface_list_entry);
+            if(surface->surface_desc.ddsCaps.dwCaps & DDSCAPS_PRIMARYSURFACE)
             {
                 /* found */
+                target = surface;
                 TRACE("Using primary %p as render target\n", target);
                 break;
             }
-            target = target->next;
-        }
-        /* If it's not found, use the just created DDSCAPS_3DDEVICE surface */
-        if(!target)
-        {
-            target = object;
         }
 
         TRACE("(%p) Attaching a D3DDevice, rendertarget = %p\n", This, target);
@@ -2601,6 +2593,7 @@ IDirectDrawImpl_EnumSurfaces(IDirectDraw
     IDirectDrawSurfaceImpl *surf;
     BOOL all, nomatch;
     DDSURFACEDESC2 desc;
+    struct list *entry, *entry2;
 
     all = Flags & DDENUMSURFACES_ALL;
     nomatch = Flags & DDENUMSURFACES_NOMATCH;
@@ -2610,8 +2603,10 @@ IDirectDrawImpl_EnumSurfaces(IDirectDraw
     if(!Callback)
         return DDERR_INVALIDPARAMS;
 
-    for(surf = This->surface_list; surf; surf = surf->next)
+    /* Use the _SAFE enumeration, the app may destroy enumerated surfaces */
+    LIST_FOR_EACH_SAFE(entry, entry2, &This->surface_list)
     {
+        surf = LIST_ENTRY(entry, IDirectDrawSurfaceImpl, surface_list_entry);
         if (all || (nomatch != IDirectDrawImpl_DDSD_Match(DDSD, &surf->surface_desc)))
         {
             desc = surf->surface_desc;
diff --git a/dlls/ddraw/ddraw_private.h b/dlls/ddraw/ddraw_private.h
index f70da21..7181997 100644
--- a/dlls/ddraw/ddraw_private.h
+++ b/dlls/ddraw/ddraw_private.h
@@ -130,10 +130,6 @@ struct IDirectDrawImpl
     /* The surface type to request */
     WINED3DSURFTYPE         ImplType;
 
-    /* The surface list - can't relay this to WineD3D
-     * because of IParent
-     */
-    IDirectDrawSurfaceImpl *surface_list;
 
     /* Our private window class */
     char classname[32];
@@ -145,6 +141,10 @@ struct IDirectDrawImpl
 
     /* For the dll unload cleanup code */
     struct list ddraw_list_entry;
+    /* The surface list - can't relay this to WineD3D
+     * because of IParent
+     */
+    struct list surface_list;
     LONG surfaces;
 };
 
@@ -233,8 +233,7 @@ struct IDirectDrawSurfaceImpl
     IDirectDrawClipperImpl  *clipper;
 
     /* For the ddraw surface list */
-    IDirectDrawSurfaceImpl *next;
-    IDirectDrawSurfaceImpl *prev;
+    struct list             surface_list_entry;
 
     DWORD                   Handle;
 };
diff --git a/dlls/ddraw/main.c b/dlls/ddraw/main.c
index 8865fe5..eec98f1 100644
--- a/dlls/ddraw/main.c
+++ b/dlls/ddraw/main.c
@@ -315,6 +315,8 @@ #undef BLIT_CAPS
 #undef CKEY_CAPS
 #undef FX_CAPS
 
+    list_init(&This->surface_list);
+
     EnterCriticalSection(&ddraw_list_cs);
     list_add_head(&global_ddraw_list, &This->ddraw_list_entry);
     LeaveCriticalSection(&ddraw_list_cs);
diff --git a/dlls/ddraw/surface.c b/dlls/ddraw/surface.c
index 0ce28da..d7940bd 100644
--- a/dlls/ddraw/surface.c
+++ b/dlls/ddraw/surface.c
@@ -238,15 +238,7 @@ static void IDirectDrawSurfaceImpl_Destr
 
     /* Reduce the ddraw surface count */
     InterlockedDecrement(&This->ddraw->surfaces);
-    if(This->prev)
-        This->prev->next = This->next;
-    else
-    {
-        assert(This->ddraw->surface_list == This);
-        This->ddraw->surface_list = This->next;
-    }
-    if(This->next)
-        This->next->prev = This->prev;
+    list_remove(&This->surface_list_entry);
 
     HeapFree(GetProcessHeap(), 0, This);
 }