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101 lines
3.4 KiB
C++
101 lines
3.4 KiB
C++
/*****************************************************************************
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** **
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** Neversoft Entertainment **
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** **
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** Copyright (C) 1999 - All Rights Reserved **
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** **
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******************************************************************************
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** **
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** Project: Sys Library **
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** **
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** Module: Memory Manager (Mem) **
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** **
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** Created: 03/20/00 - mjb **
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** **
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** File name: core/sys/mem/heap.h **
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** **
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*****************************************************************************/
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#ifndef __SYS_MEM_HEAP_H
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#define __SYS_MEM_HEAP_H
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/*****************************************************************************
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** Includes **
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*****************************************************************************/
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#ifndef __CORE_DEFINES_H
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#include <core/defines.h>
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#endif
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#include "alloc.h"
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/*****************************************************************************
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** Defines **
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*****************************************************************************/
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namespace Mem
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{
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/*****************************************************************************
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** Type Defines **
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*****************************************************************************/
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class Region;
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/******************************************************************/
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/* */
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/* */
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/******************************************************************/
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class Heap : public Allocator
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{
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friend class Manager;
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public :
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Heap( Region* region, Direction dir = vBOTTOM_UP, char* p_name = "unknown heap" );
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int LargestFreeBlock();
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private :
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virtual void* allocate( size_t size, bool assert_on_fail );
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virtual void free( BlockHeader* pHeader );
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virtual int available();
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virtual void* reallocate_down( size_t new_size, void *pOld );
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virtual void* reallocate_up( size_t newSize, void *pOld );
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virtual void* reallocate_shrink( size_t newSize, void *pOld );
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BlockHeader* next_addr( BlockHeader* pHeader );
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};
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/*****************************************************************************
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** Private Declarations **
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*****************************************************************************/
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/*****************************************************************************
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** Private Prototypes **
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*****************************************************************************/
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/*****************************************************************************
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** Public Declarations **
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*****************************************************************************/
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/*****************************************************************************
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** Public Prototypes **
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*****************************************************************************/
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/*****************************************************************************
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** Inline Functions **
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*****************************************************************************/
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} // namespace Mem
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#endif // __SYS_MEM_HEAP_H
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