Stefan Dösinger : ddraw: Protect the ddraw list.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 3543a070ff873f1e9d33cf18942155f94eb2d08f
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=3543a070ff873f1e9d33cf18942155f94eb2d08f

Author: Stefan Dösinger <stefandoesinger at gmx.at>
Date:   Mon Oct  9 15:18:11 2006 +0200

ddraw: Protect the ddraw list.

---

 dlls/ddraw/main.c |   15 +++++++++++++++
 1 files changed, 15 insertions(+), 0 deletions(-)

diff --git a/dlls/ddraw/main.c b/dlls/ddraw/main.c
index 9fbcf35..7afe210 100644
--- a/dlls/ddraw/main.c
+++ b/dlls/ddraw/main.c
@@ -58,8 +58,19 @@ WINE_DEFAULT_DEBUG_CHANNEL(ddraw);
 /* The configured default surface */
 WINED3DSURFTYPE DefaultSurfaceType = SURFACE_UNKNOWN;
 
+/* DDraw list and critical section */
 static struct list global_ddraw_list = LIST_INIT(global_ddraw_list);
 
+static CRITICAL_SECTION ddraw_list_cs;
+static CRITICAL_SECTION_DEBUG ddraw_list_cs_debug =
+{
+    0, 0, &ddraw_list_cs,
+    { &ddraw_list_cs_debug.ProcessLocksList, 
+    &ddraw_list_cs_debug.ProcessLocksList },
+    0, 0, { (DWORD_PTR)(__FILE__ ": ddraw_list_cs") }
+};
+static CRITICAL_SECTION ddraw_list_cs = { &ddraw_list_cs_debug, -1, 0, 0, 0, 0 };
+
 /***********************************************************************
  *
  * Helper function for DirectDrawCreate and friends
@@ -304,7 +315,9 @@ #undef BLIT_CAPS
 #undef CKEY_CAPS
 #undef FX_CAPS
 
+    EnterCriticalSection(&ddraw_list_cs);
     list_add_head(&global_ddraw_list, &This->ddraw_list_entry);
+    LeaveCriticalSection(&ddraw_list_cs);
 
     /* Call QueryInterface to get the pointer to the requested interface. This also initializes
      * The required refcount
@@ -929,5 +942,7 @@ DllMain(HINSTANCE hInstDLL,
 void
 remove_ddraw_object(IDirectDrawImpl *ddraw)
 {
+    EnterCriticalSection(&ddraw_list_cs);
     list_remove(&ddraw->ddraw_list_entry);
+    LeaveCriticalSection(&ddraw_list_cs);
 }