Michael Stefaniuc : wuapi: Use an iface instead of a vtbl pointer in automatic_updates.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 79d03435ad11583e8a39cc06e877c77da813d142
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=79d03435ad11583e8a39cc06e8...

Author: Michael Stefaniuc 
Date:   Fri Dec 10 09:32:41 2010 +0100

wuapi: Use an iface instead of a vtbl pointer in automatic_updates.

---

dlls/wuapi/updates.c |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/dlls/wuapi/updates.c b/dlls/wuapi/updates.c
index 663ff39..d099fb4 100644
--- a/dlls/wuapi/updates.c
+++ b/dlls/wuapi/updates.c
@@ -35,13 +35,13 @@ WINE_DEFAULT_DEBUG_CHANNEL(wuapi);

typedef struct _automatic_updates
 {
-    const struct IAutomaticUpdatesVtbl *vtbl;
+    IAutomaticUpdates IAutomaticUpdates_iface;
     LONG refs;
 } automatic_updates;

static inline automatic_updates *impl_from_IAutomaticUpdates( IAutomaticUpdates *iface )
 {
-    return (automatic_updates *)((char*)iface - FIELD_OFFSET( automatic_updates, vtbl ));
+    return CONTAINING_RECORD(iface, automatic_updates, IAutomaticUpdates_iface);
 }

static ULONG WINAPI automatic_updates_AddRef(
@@ -211,10 +211,10 @@ HRESULT AutomaticUpdates_create( IUnknown *pUnkOuter, LPVOID *ppObj )
     updates = HeapAlloc( GetProcessHeap(), 0, sizeof(*updates) );
     if (!updates) return E_OUTOFMEMORY;

-    updates->vtbl = &automatic_updates_vtbl;
+    updates->IAutomaticUpdates_iface.lpVtbl = &automatic_updates_vtbl;
     updates->refs = 1;

-    *ppObj = &updates->vtbl;
+    *ppObj = &updates->IAutomaticUpdates_iface;

TRACE("returning iface %p\n", *ppObj);
     return S_OK;