include/OffscreenGecko/geckomem.h

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00001 /* ***** BEGIN LICENSE BLOCK *****
00002  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00003  *
00004  * The contents of this file are subject to the Mozilla Public License Version
00005  * 1.1 (the "License"); you may not use this file except in compliance with
00006  * the License. You may obtain a copy of the License at
00007  * http://www.mozilla.org/MPL/
00008  *
00009  * Software distributed under the License is distributed on an "AS IS" basis,
00010  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00011  * for the specific language governing rights and limitations under the
00012  * License.
00013  *
00014  * The Original Code is OffscreenGecko code.
00015  *
00016  * The Initial Developer of the Original Code is
00017  * Frank Richter <frank.richter@gmail.com>.
00018  * Portions created by the Initial Developer are Copyright (C) 2007
00019  * the Initial Developer. All Rights Reserved.
00020  *
00021  * Contributor(s):
00022  *
00023  * Alternatively, the contents of this file may be used under the terms of
00024  * either the GNU General Public License Version 2 or later (the "GPL"), or
00025  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00026  * in which case the provisions of the GPL or the LGPL are applicable instead
00027  * of those above. If you wish to allow use of your version of this file only
00028  * under the terms of either the GPL or the LGPL, and not to allow others to
00029  * use your version of this file under the terms of the MPL, indicate your
00030  * decision by deleting the provisions above and replace them with the notice
00031  * and other provisions required by the GPL or the LGPL. If you do not delete
00032  * the provisions above, a recipient may use your version of this file under
00033  * the terms of any one of the MPL, the GPL or the LGPL.
00034  *
00035  * ***** END LICENSE BLOCK ***** */
00036 
00037 #ifndef __OFFSCREENGECKO_GECKOMEM_H__
00038 #define __OFFSCREENGECKO_GECKOMEM_H__
00039 
00044 #include <memory.h>
00045 #include "baseobj.h"
00046 
00051 OSGK_DERIVEDTYPE(OSGK_GeckoMem);
00052 
00059 OSGK_EXTERN_C OSGK_API void* osgk_geckomem_alloc (OSGK_GeckoMem* mem, size_t size);
00065 OSGK_EXTERN_C OSGK_API void osgk_geckomem_free (OSGK_GeckoMem* mem, void* p);
00074 OSGK_EXTERN_C OSGK_API void* osgk_geckomem_realloc (OSGK_GeckoMem* mem, 
00075   void* p, size_t size);
00084 static OSGK_INLINE void* osgk_geckomem_clone (OSGK_GeckoMem* mem, const void* p, size_t size)
00085 {
00086   void* newP = osgk_geckomem_alloc (mem, size);
00087   if (newP != 0)
00088     memcpy (newP, p, size);
00089   return newP;
00090 }
00091 
00092 #ifdef __cplusplus
00093 
00094 namespace OSGK
00095 {
00100   struct GeckoMem : public CXXAPI::Wrap<OSGK_GeckoMem>
00101   {
00102     explicit GeckoMem (WrappedType* obj) : WrapperType (obj) {}
00103     GeckoMem& operator=(const GeckoMem& other)
00104     {
00105       WrapperType::operator=(other);
00106       return *this;
00107     }
00108 
00114     void* Alloc (size_t size)
00115     {
00116       return osgk_geckomem_alloc (GetObject(), size);
00117     }
00122     void Free (void* p)
00123     {
00124       return osgk_geckomem_free (GetObject(), p);
00125     }
00133     void* Realloc (void* p, size_t size)
00134     {
00135       return osgk_geckomem_realloc (GetObject(), p, size);
00136     }
00144     void* Clone (const void* p, size_t size)
00145     {
00146       return osgk_geckomem_clone (GetObject(), p, size);
00147     }
00148   };
00149 } // namespace OSGK
00150 #endif
00151 
00152 #endif // __OFFSCREENGECKO_GECKOMEM_H__

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