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PsnMomePagedWeakMemoryManager.h

Go to the documentation of this file.

/*
 * This file is part of openMask © INRIA, CNRS, Universite de Rennes 1 1993-2002, thereinafter the Software
 * 
 * The Software has been developped within the Siames Project. 
 * INRIA, the University of Rennes 1 and CNRS jointly hold intellectual property rights
 * 
 * The Software has been registered with the Agence pour la Protection des
 * Programmes (APP) under registration number IDDN.FR.001.510008.00.S.P.2001.000.41200
 *
 * This file may be distributed under the terms of the Q Public License
 * version 1.0 as defined by Trolltech AS of Norway and appearing in the file
 * LICENSE.QPL included in the packaging of this file.
 *
 * Licensees holding valid specific licenses issued by INRIA, CNRS or Université de Rennes 1 
 * for the software may use this file in accordance with that specific license 
 *
 */
#ifndef PsnMomePagedWeakMemoryManagerHEADER
#define PsnMomePagedWeakMemoryManagerHEADER

#include <MomeDsm.h>
#include <PsnMomeMemoryManager.h>
#include <PsName.h>
#include <PsnNew.h>
#include <list>

class PsnUniqueCreator;
class PsnMomePagedWeakMemoryManager : public PsnMomeMemoryManager {
public:
   PsnMomePagedWeakMemoryManager(void *startDsm, size_t sizeDsm,size_t pageSize, PsnUniqueCreator * creator);
   virtual ~PsnMomePagedWeakMemoryManager();
   virtual void *mmalloc ( size_t size );
   virtual int mfree ( void *addr , size_t size );
   virtual PsnMemoryElementDescriptor * getFreeMem();
   virtual void setFreeMem(PsnMemoryElementDescriptor * ptr);
   virtual void sync();
   virtual void strongSync();
   virtual void *get_from_free(size_t size);
   virtual void add_in_free (void *addr, size_t size);
   virtual void showMemory ( void ) ;
protected:
   friend class PsnUniqueCreator;
   enum coheranceType { None , AlwaysSynchronized , StepSynchronized } ;
   coheranceType * tabCoherance ;
   virtual void divideBlockFor ( size_t size );
   const PsName * * tabOwner ;
   size_t numberOfPages ;
   const int _nbMinor;
};

#endif

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