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/*
* Copyright (C) 2004-2005 by Objective Systems, Inc.
*
* This software is furnished under an open source license and may be
* used and copied only in accordance with the terms of this license.
* The text of the license may generally be found in the root
* directory of this installation in the COPYING file. It
* can also be viewed online at the following URL:
*
* http://www.obj-sys.com/open/license.html
*
* Any redistributions of this file including modified versions must
* maintain this copyright notice.
*
*****************************************************************************/
#ifndef __RTMEMHEAP_HH__
#define __RTMEMHEAP_HH__
#include "ooasn1.h"
/* internal heap flags */
#define RT_MH_INTERNALMASK 0xF0000000u
#define RT_MH_FREEHEAPDESC 0x10000000u
typedef struct OSMemLink {
struct OSMemLink* pnext;
struct OSMemLink* pprev;
struct OSMemLink* pnextRaw; /* next RAW block */
void* pMemBlk;
ASN1OCTET blockType; /* 1 = standard, 2 = raw (see RTMEM* flags) */
} OSMemLink;
/* MemLink blockTypes */
#define RTMEMSTD 0x0001
#define RTMEMRAW 0x0002
#define RTMEMMALLOC 0x0004
#define RTMEMSAVED 0x0008
#define RTMEMLINK 0x0010 /* contains MemLink */
/* ASN.1 memory allocation structures */
typedef struct OSMemHeap {
OSMemLink* phead;
ASN1UINT usedUnits;
ASN1UINT usedBlocks;
ASN1UINT freeUnits;
ASN1UINT freeBlocks;
ASN1UINT keepFreeUnits;
ASN1UINT defBlkSize;
ASN1UINT refCnt;
ASN1UINT flags;
ast_mutex_t pLock;
} OSMemHeap;
/* see rtMemDefs.c file */
extern ASN1UINT g_defBlkSize;
extern OSMallocFunc g_malloc_func;
extern OSReallocFunc g_realloc_func;
extern OSFreeFunc g_free_func;
#endif /* __RTMEMHEAP_HH__ */
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