aligningheapmanager.hpp

来自「"More for C++" is a class library that p」· HPP 代码 · 共 69 行

//
//  This file is part of the "More for C++" library
//
//  Copyright (c) 1999-2003 by Thorsten Goertz ([e-mail])
//
//  The "More for C++" library is free software; you can redistribute it and/or
//  modify it under the terms of the license that comes with this package.
//
//  Read "license.txt" for more details.
//
//  THIS PACKAGE IS PROVIDED "AS IS" AND WITHOUT ANY EXPRESS OR IMPLIED
//  WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES
//  OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.

////////////////////////////////////////////////////////////////////////////////

#ifndef ALIGNINGHEAPMANAGER_HPP
#define ALIGNINGHEAPMANAGER_HPP

////////////////////////////////////////////////////////////////////////////////

#include <more/core/heapmanager.hpp>

////////////////////////////////////////////////////////////////////////////////

namespace more
{
  namespace core
  {
    class AligningHeapManager: public HeapManager
    {
      public:
        AligningHeapManager( );
        virtual ~AligningHeapManager( );
        virtual void* createObject( size_t nSizeOfObject );
        virtual void destroyObject( void* pObject );
        virtual void compactHeap( );

      private:
        class AlignedObjects
        {
          public:
            AlignedObjects( size_t nAlignment );
            virtual ~AlignedObjects( );
            void* createObject( size_t nSizeOfObject );
            size_t compact( );

          private:
            size_t m_nAlignment;
            size_t m_nCapacity;
            size_t m_nNextObject;
            void* m_pObjects;
            AlignedObjects* m_pNextAlignedObjects;
        };

        AlignedObjects m_alignedObjects0;
        AlignedObjects m_alignedObjects1;
        AlignedObjects m_alignedObjects2;
        AlignedObjects m_alignedObjects3;
        AlignedObjects m_alignedObjects4;
        AlignedObjects m_alignedObjects5;
    };
  }
}

////////////////////////////////////////////////////////////////////////////////

#endif