gdi32: Improve GetFontFileInfo() compatibility.

dlls/dwrite/gdiinterop.c

@@ -727,7 +727,7 @@ struct font_fileinfo {
 
 /* Undocumented gdi32 exports, used to access actually selected font information */
 extern BOOL WINAPI GetFontRealizationInfo(HDC hdc, struct font_realization_info *info);
-extern BOOL WINAPI GetFontFileInfo(DWORD instance_id, DWORD unknown, struct font_fileinfo *info, DWORD size, DWORD *needed);
+extern BOOL WINAPI GetFontFileInfo(DWORD instance_id, DWORD unknown, struct font_fileinfo *info, SIZE_T size, SIZE_T *needed);
 
 static HRESULT WINAPI gdiinterop_CreateFontFaceFromHdc(IDWriteGdiInterop1 *iface,
     HDC hdc, IDWriteFontFace **fontface)
@@ -740,7 +740,7 @@ static HRESULT WINAPI gdiinterop_CreateFontFaceFromHdc(IDWriteGdiInterop1 *iface
     IDWriteFontFile *file;
     BOOL is_supported;
     UINT32 facenum;
-    DWORD needed;
+    SIZE_T needed;
     HRESULT hr;
 
     TRACE("(%p)->(%p %p)\n", This, hdc, fontface);

dlls/gdi32/freetype.c

@@ -8576,9 +8576,10 @@ static BOOL freetype_GetFontRealizationInfo( PHYSDEV dev, void *ptr )
 /*************************************************************************
  *             GetFontFileInfo   (GDI32.@)
  */
-BOOL WINAPI GetFontFileInfo( DWORD instance_id, DWORD unknown, struct font_fileinfo *info, DWORD size, DWORD *needed )
+BOOL WINAPI GetFontFileInfo( DWORD instance_id, DWORD unknown, struct font_fileinfo *info, SIZE_T size, SIZE_T *needed )
 {
     struct font_handle_entry *entry = handle_entry( instance_id );
+    SIZE_T required_size;
     const GdiFont *font;
 
     if (!entry)
@@ -8587,6 +8588,9 @@ BOOL WINAPI GetFontFileInfo( DWORD instance_id, DWORD unknown, struct font_filei
         return FALSE;
     }
 
+    if (!needed)
+        needed = &required_size;
+
     font = entry->obj;
     *needed = sizeof(*info) + strlenW(font->fileinfo->path) * sizeof(WCHAR);
     if (*needed > size)