/* $Header: /var/lib/cvs/dynare_cpp/sylv/cc/SylvMemory.h,v 1.1.1.1 2004/06/04 13:00:49 kamenik Exp $ */

/* Tag $Name:  $ */

#ifndef SYLV_MEMORY_H
#define SYLV_MEMORY_H

#include "SylvParams.h"

#include <new>

class MallocAllocator {
#ifdef USE_MEMORY_POOL
public:
	void* operator new(size_t size);
	void* operator new[](size_t size);
	void operator delete(void* p);
	void operator delete[](void* p);
#endif
};

#ifdef USE_MEMORY_POOL
void* operator new(size_t size);
void* operator new[](size_t size);
void operator delete(void* p);
void operator delete[](void* p);
#endif

class SylvMemoryPool {
	char* base;
	size_t length;
	size_t allocated;
	bool stack_mode;
	SylvMemoryPool(const SylvMemoryPool&);
	const SylvMemoryPool& operator=(const SylvMemoryPool&);
public:
	SylvMemoryPool();
	~SylvMemoryPool();
	void init(size_t size);
	void* allocate(size_t size);
	void free(void* p);
	void reset();
	void setStackMode(bool);
};

class SylvMemoryDriver {
	SylvMemoryDriver(const SylvMemoryDriver&);
	const SylvMemoryDriver& operator=(const SylvMemoryDriver&);
public:
	SylvMemoryDriver(int num_d, int m, int n, int order);
	SylvMemoryDriver(const SylvParams& pars, int num_d, int m, int n, int order);
	static void setStackMode(bool);
	~SylvMemoryDriver();
protected:
	void allocate(int num_d, int m, int n, int order);
};

#endif /* SYLV_MEMORY_H */


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