wtf/brew/RefPtrBrew.h

   1 /*
   2  *  Copyright (C) 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
   3  *  Copyright (C) 2008 Collabora Ltd.
   4  *  Copyright (C) 2009 Martin Robinson
   5  *  Copyright (C) 2010 Company 100, Inc.
   6  *
   7  *  This library is free software; you can redistribute it and/or
   8  *  modify it under the terms of the GNU Library General Public
   9  *  License as published by the Free Software Foundation; either
  10  *  version 2 of the License, or (at your option) any later version.
  11  *
  12  *  This library is distributed in the hope that it will be useful,
  13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  *  Library General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU Library General Public License
  18  *  along with this library; see the file COPYING.LIB.  If not, write to
  19  *  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  20  *  Boston, MA 02110-1301, USA.
  21  *
  22  */
  23
  24 #ifndef RefPtrBrew_h
  25 #define RefPtrBrew_h
  26
  27 #include "RefPtr.h"
  28 #include <AEEIBase.h>
  29
  30 namespace WTF {
  31
  32 // All Brew MP classes are derived from either IBase or IQI.
  33 template<> void refIfNotNull(IBase* ptr)
  34 {
  35     if (LIKELY(ptr != 0))
  36         IBase_AddRef(ptr);
  37 }
  38
  39 template<> void derefIfNotNull(IBase* ptr)
  40 {
  41     if (LIKELY(ptr != 0))
  42         IBase_Release(ptr);
  43 }
  44
  45 template<> void refIfNotNull(IQI* ptr)
  46 {
  47     if (LIKELY(ptr != 0))
  48         IQI_AddRef(ptr);
  49 }
  50
  51 template<> void derefIfNotNull(IQI* ptr)
  52 {
  53     if (LIKELY(ptr != 0))
  54         IQI_Release(ptr);
  55 }
  56
  57 } // namespace WTF
  58
  59 #endif // RefPtrBrew_h