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155 lines
4.1 KiB
155 lines
4.1 KiB
/***
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*malloc.h - declarations and definitions for memory allocation functions
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*
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* Copyright (c) 1985-1992, Microsoft Corporation. All rights reserved.
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*
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*Purpose:
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* Contains the function declarations for memory allocation functions;
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* also defines manifest constants and types used by the heap routines.
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* [System V]
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*
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****/
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#ifndef _INC_MALLOC
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if (_MSC_VER <= 600)
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#define __based _based
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#define __cdecl _cdecl
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#define __far _far
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#define __huge _huge
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#define __near _near
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#define __segment _segment
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#endif
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/* constants for based heap routines */
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#define _NULLSEG ((__segment)0)
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#define _NULLOFF ((void __based(void) *)0xffff)
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/* constants for _heapchk/_heapset/_heapwalk routines */
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#define _HEAPEMPTY (-1)
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#define _HEAPOK (-2)
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#define _HEAPBADBEGIN (-3)
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#define _HEAPBADNODE (-4)
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#define _HEAPEND (-5)
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#define _HEAPBADPTR (-6)
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#define _FREEENTRY 0
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#define _USEDENTRY 1
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/* maximum heap request that can ever be honored */
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#ifdef _WINDOWS
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#define _HEAP_MAXREQ 0xFFE6
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#else
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#define _HEAP_MAXREQ 0xFFE8
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#endif
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/* types and structures */
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#ifndef _SIZE_T_DEFINED
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typedef unsigned int size_t;
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#define _SIZE_T_DEFINED
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#endif
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#ifndef _HEAPINFO_DEFINED
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typedef struct _heapinfo {
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int __far * _pentry;
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size_t _size;
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int _useflag;
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} _HEAPINFO;
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#define _HEAPINFO_DEFINED
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#endif
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/* external variable declarations */
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extern unsigned int __near __cdecl _amblksiz;
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/* based heap function prototypes */
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void __based(void) * __cdecl _bcalloc(__segment, size_t, size_t);
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void __based(void) * __cdecl _bexpand(__segment,
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void __based(void) *, size_t);
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void __cdecl _bfree(__segment, void __based(void) *);
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int __cdecl _bfreeseg(__segment);
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int __cdecl _bheapadd(__segment, void __based(void) *, size_t);
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int __cdecl _bheapchk(__segment);
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int __cdecl _bheapmin(__segment);
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__segment __cdecl _bheapseg(size_t);
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int __cdecl _bheapset(__segment, unsigned int);
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int __cdecl _bheapwalk(__segment, _HEAPINFO *);
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void __based(void) * __cdecl _bmalloc(__segment, size_t);
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size_t __cdecl _bmsize(__segment, void __based(void) *);
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void __based(void) * __cdecl _brealloc(__segment,
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void __based(void) *, size_t);
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/* function prototypes */
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void * __cdecl _alloca(size_t);
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void * __cdecl calloc(size_t, size_t);
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void * __cdecl _expand(void *, size_t);
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void __far * __cdecl _fcalloc(size_t, size_t);
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void __far * __cdecl _fexpand(void __far *, size_t);
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void __cdecl _ffree(void __far *);
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int __cdecl _fheapchk(void);
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int __cdecl _fheapmin(void);
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int __cdecl _fheapset(unsigned int);
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int __cdecl _fheapwalk(_HEAPINFO *);
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void __far * __cdecl _fmalloc(size_t);
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size_t __cdecl _fmsize(void __far *);
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void __far * __cdecl _frealloc(void __far *, size_t);
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unsigned int __cdecl _freect(size_t);
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void __cdecl free(void *);
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void __huge * __cdecl _halloc(long, size_t);
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void __cdecl _hfree(void __huge *);
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#ifndef _WINDOWS
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int __cdecl _heapadd(void __far *, size_t);
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int __cdecl _heapchk(void);
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#endif
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int __cdecl _heapmin(void);
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#ifndef _WINDOWS
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int __cdecl _heapset(unsigned int);
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int __cdecl _heapwalk(_HEAPINFO *);
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#endif
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void * __cdecl malloc(size_t);
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size_t __cdecl _memavl(void);
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size_t __cdecl _memmax(void);
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size_t __cdecl _msize(void *);
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void __near * __cdecl _ncalloc(size_t, size_t);
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void __near * __cdecl _nexpand(void __near *, size_t);
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void __cdecl _nfree(void __near *);
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#ifndef _WINDOWS
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int __cdecl _nheapchk(void);
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#endif
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int __cdecl _nheapmin(void);
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#ifndef _WINDOWS
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int __cdecl _nheapset(unsigned int);
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int __cdecl _nheapwalk(_HEAPINFO *);
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#endif
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void __near * __cdecl _nmalloc(size_t);
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size_t __cdecl _nmsize(void __near *);
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void __near * __cdecl _nrealloc(void __near *, size_t);
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void * __cdecl realloc(void *, size_t);
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size_t __cdecl _stackavail(void);
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#ifndef __STDC__
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/* Non-ANSI names for compatibility */
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void * __cdecl alloca(size_t);
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void __huge * __cdecl halloc(long, size_t);
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void __cdecl hfree(void __huge *);
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size_t __cdecl stackavail(void);
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#endif
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#ifdef __cplusplus
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}
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#endif
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#define _INC_MALLOC
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#endif
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