Application: gvSIG desktop

/********************************************************

** Copyright 1999 Earth Resource Mapping Ltd.

** This document contains proprietary source code of

** Earth Resource Mapping Ltd, and can only be used under

** one of the three licenses as described in the 

** license.txt file supplied with this distribution. 

** See separate license.txt file for license details 

** and conditions.

**

** This software is covered by US patent #6,442,298,

** #6,102,897 and #6,633,688.  Rights to use these patents 

** is included in the license agreements.

**

** FILE:           NCSMalloc.h

** CREATED:        Thu Feb 25 09:19:00 WST 1999

** AUTHOR:         Simon Cope

** PURPOSE:        NCS Memory Pool types and protos.

** EDITS:

 *******************************************************/

#ifndef NCSMEMPOOL_H

#define NCSMEMPOOL_H

#ifdef __cplusplus

extern "C" {

#endif

#ifndef NCSDEFS_H

#include "NCSDefs.h"

#endif

#ifndef NCSARRAY_H

#include "NCSArray.h"

#endif

#ifndef NCSMUTEX_H

#include "NCSMutex.h"

#endif

#ifndef NCSTIMESTAMP_H

#include "NCSTimeStamp.h"

#endif

#ifndef NCSTYPES_H

#include "NCSTypes.h"

#endif

/*

** Typedefs

*/

typedef struct {

        INT32 nElementsInUse;

        INT32 iLastFreeElement;

        void *pElements;

        BOOLEAN *pbElementInUse;

} NCSPoolNode;

typedef struct {

        UINT32 iElementSize;

        UINT32 nElementsPerNode;

        UINT32 nNodes;

        UINT32 nElementsInUse;

        UINT32 nAddNodes;

        NCSTimeStampMs tsAddNodeTime;

        UINT32 nRemoveNodes;

        NCSTimeStampMs tsRemoveNodeTime;

        UINT32 nAllocElements;

        NCSTimeStampMs tsAllocElementTime;

        UINT32 nFreeElements;

        NCSTimeStampMs tsFreeElementTime;

        NCSMutexStats msPool;

} NCSPoolStats;

typedef struct {

        NCSMutex                mMutex;

        NCSPoolStats        psStats;

        UINT32                        nMaxElements;

        BOOLEAN                        bCollectStats;

        NCSPoolNode                *pNodes;

} NCSPool;

/*

** Prototypes.

*/

NCSPool *NCSPoolCreate(UINT32 iElementSize, UINT32 nElements);

void *NCSPoolAlloc(NCSPool *pPool, BOOLEAN bClear);

void NCSPoolFree(NCSPool *pPool, void *pPtr);

void NCSPoolDestroy(NCSPool *pPool);

void NCSPoolSetMaxSize(NCSPool *pPool, UINT32 nMaxElements);

NCSPoolStats NCSPoolGetStats(NCSPool *pPool);

void NCSPoolEnableStats(NCSPool *pPool);

void NCSPoolDisableStats(NCSPool *pPool);

#ifdef __cplusplus

}

#endif

#endif /* NCSMEMPOOL_H */