[greatlrd] 26965: protect DirectDrawCreateEx with seh no more crash

Author: greatlrd
Date: Sat Jun  2 17:26:33 2007
New Revision: 26965

URL: http://svn.reactos.org/svn/reactos?rev=26965&view=rev
Log:
protect DirectDrawCreateEx with seh no more crash 

Modified:
    trunk/reactos/dll/directx/ddraw/main.c

Modified: trunk/reactos/dll/directx/ddraw/main.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/dll/directx/ddraw/main.c?r…
==============================================================================
--- trunk/reactos/dll/directx/ddraw/main.c (original)
+++ trunk/reactos/dll/directx/ddraw/main.c Sat Jun  2 17:26:33 2007
@@ -12,6 +12,9 @@
 
 #include "rosdraw.h"
 
+/* PSEH for SEH Support */
+#include <pseh/pseh.h>
+
 CRITICAL_SECTION ddcs;
 
 // This function is exported by the dll
@@ -55,27 +58,38 @@
                    REFIID id, 
                    LPUNKNOWN pUnkOuter)
 {
+    HRESULT retVal = DDERR_GENERIC;
     /* 
         remove this when UML digram are in place 
         this api is finish and is working as it should
     */
     DX_WINDBG_trace();
 
-    /* check see if pUnkOuter is null or not */
-    if (pUnkOuter)
-    {
-        /* we are using same error code as MS*/
-        return CLASS_E_NOAGGREGATION; 
-    }
-
-    /* Is it a DirectDraw 7 Request or not */
-    if (!IsEqualGUID(id, &IID_IDirectDraw7)) 
-    {
-        return DDERR_INVALIDPARAMS;
-    }
-
-    /* Create our DirectDraw interface */
-    return Create_DirectDraw (lpGUID, (LPDIRECTDRAW*)lplpDD, id, TRUE);
+        _SEH_TRY
+    {
+        /* check see if pUnkOuter is null or not */
+        if (pUnkOuter)
+        {
+            /* we are using same error code as MS*/
+            return CLASS_E_NOAGGREGATION; 
+        }
+
+        /* Is it a DirectDraw 7 Request or not */
+        if (!IsEqualGUID(id, &IID_IDirectDraw7)) 
+        {
+            return DDERR_INVALIDPARAMS;
+        }
+
+        retVal = Create_DirectDraw (lpGUID, (LPDIRECTDRAW*)lplpDD, id, TRUE);
+
+        /* Create our DirectDraw interface */
+    }
+    _SEH_HANDLE
+    {
+    }
+    _SEH_END;
+
+    return retVal;
 }
 
 /*