JavaScriptCore-903.tar.gz

[apple/javascriptcore.git] / wtf / brew / RefPtrBrew.h

diff --git a/wtf/brew/RefPtrBrew.h b/wtf/brew/RefPtrBrew.h
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+++ b/wtf/brew/RefPtrBrew.h
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+/*
+ *  Copyright (C) 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
+ *  Copyright (C) 2008 Collabora Ltd.
+ *  Copyright (C) 2009 Martin Robinson
+ *  Copyright (C) 2010 Company 100, Inc.
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Library General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2 of the License, or (at your option) any later version.
+ *
+ *  This library is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *  Library General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Library General Public License
+ *  along with this library; see the file COPYING.LIB.  If not, write to
+ *  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ *  Boston, MA 02110-1301, USA.
+ *
+ */
+
+#ifndef RefPtrBrew_h
+#define RefPtrBrew_h
+
+#include "RefPtr.h"
+#include <AEEIBase.h>
+
+namespace WTF {
+
+// All Brew MP classes are derived from either IBase or IQI.
+template<> void refIfNotNull(IBase* ptr)
+{
+    if (LIKELY(ptr != 0))
+        IBase_AddRef(ptr);
+}
+
+template<> void derefIfNotNull(IBase* ptr)
+{
+    if (LIKELY(ptr != 0))
+        IBase_Release(ptr);
+}
+
+template<> void refIfNotNull(IQI* ptr)
+{
+    if (LIKELY(ptr != 0))
+        IQI_AddRef(ptr);
+}
+
+template<> void derefIfNotNull(IQI* ptr)
+{
+    if (LIKELY(ptr != 0))
+        IQI_Release(ptr);
+}
+
+} // namespace WTF
+
+#endif // RefPtrBrew_h