windows-nt/Source/XPSP1/NT/base/crts/libw32/inc64/malloc.h
2020-09-26 16:20:57 +08:00

178 lines
4 KiB
C

/***
*malloc.h - declarations and definitions for memory allocation functions
*
* Copyright (c) 1985-2001, Microsoft Corporation. All rights reserved.
*
*Purpose:
* Contains the function declarations for memory allocation functions;
* also defines manifest constants and types used by the heap routines.
* [System V]
*
* [Public]
*
****/
#if _MSC_VER > 1000
#pragma once
#endif
#ifndef _INC_MALLOC
#define _INC_MALLOC
#if !defined(_WIN32)
#error ERROR: Only Win32 target supported!
#endif
#ifdef _MSC_VER
/*
* Currently, all MS C compilers for Win32 platforms default to 8 byte
* alignment.
*/
#pragma pack(push,8)
#endif /* _MSC_VER */
#ifdef __cplusplus
extern "C" {
#endif
#if !defined(_W64)
#if !defined(__midl) && (defined(_X86_) || defined(_M_IX86)) && _MSC_VER >= 1300
#define _W64 __w64
#else
#define _W64
#endif
#endif
/* Define _CRTIMP */
#ifndef _CRTIMP
#ifdef _DLL
#define _CRTIMP __declspec(dllimport)
#else /* ndef _DLL */
#define _CRTIMP
#endif /* _DLL */
#endif /* _CRTIMP */
/* Define __cdecl for non-Microsoft compilers */
#if ( !defined(_MSC_VER) && !defined(__cdecl) )
#define __cdecl
#endif
#ifndef _SIZE_T_DEFINED
#ifdef _WIN64
typedef unsigned __int64 size_t;
#else
typedef _W64 unsigned int size_t;
#endif
#define _SIZE_T_DEFINED
#endif
/* Maximum heap request the heap manager will attempt */
#ifdef _WIN64
#define _HEAP_MAXREQ 0xFFFFFFFFFFFFFFE0
#else
#define _HEAP_MAXREQ 0xFFFFFFE0
#endif
/* Constants for _heapchk/_heapset/_heapwalk routines */
#define _HEAPEMPTY (-1)
#define _HEAPOK (-2)
#define _HEAPBADBEGIN (-3)
#define _HEAPBADNODE (-4)
#define _HEAPEND (-5)
#define _HEAPBADPTR (-6)
#define _FREEENTRY 0
#define _USEDENTRY 1
#ifndef _HEAPINFO_DEFINED
typedef struct _heapinfo {
int * _pentry;
size_t _size;
int _useflag;
} _HEAPINFO;
#define _HEAPINFO_DEFINED
#endif
/* External variable declarations */
extern unsigned int _amblksiz;
#define _mm_free(a) _aligned_free(a)
#define _mm_malloc(a, b) _aligned_malloc(a, b)
/* Function prototypes */
_CRTIMP void * __cdecl calloc(size_t, size_t);
_CRTIMP void __cdecl free(void *);
_CRTIMP void * __cdecl malloc(size_t);
_CRTIMP void * __cdecl realloc(void *, size_t);
_CRTIMP void __cdecl _aligned_free(void *);
_CRTIMP void * __cdecl _aligned_malloc(size_t, size_t);
_CRTIMP void * __cdecl _aligned_offset_malloc(size_t, size_t, size_t);
_CRTIMP void * __cdecl _aligned_realloc(void *, size_t, size_t);
_CRTIMP void * __cdecl _aligned_offset_realloc(void *, size_t, size_t, size_t);
_CRTIMP int __cdecl _resetstkoflw (void);
#ifndef _POSIX_
void * __cdecl _alloca(size_t);
_CRTIMP void * __cdecl _expand(void *, size_t);
_CRTIMP size_t __cdecl _get_sbh_threshold(void);
_CRTIMP int __cdecl _set_sbh_threshold(size_t);
_CRTIMP int __cdecl _heapadd(void *, size_t);
_CRTIMP int __cdecl _heapchk(void);
_CRTIMP int __cdecl _heapmin(void);
_CRTIMP int __cdecl _heapset(unsigned int);
_CRTIMP int __cdecl _heapwalk(_HEAPINFO *);
_CRTIMP size_t __cdecl _heapused(size_t *, size_t *);
_CRTIMP size_t __cdecl _msize(void *);
#if !__STDC__
/* Non-ANSI names for compatibility */
#define alloca _alloca
#endif /* __STDC__*/
#if defined(_M_MRX000) || defined(_M_PPC) || defined(_M_ALPHA)
#pragma intrinsic(_alloca)
#endif
#endif /* _POSIX_ */
#ifdef HEAPHOOK
#ifndef _HEAPHOOK_DEFINED
/* hook function type */
typedef int (__cdecl * _HEAPHOOK)(int, size_t, void *, void **);
#define _HEAPHOOK_DEFINED
#endif /* _HEAPHOOK_DEFINED */
/* set hook function */
_CRTIMP _HEAPHOOK __cdecl _setheaphook(_HEAPHOOK);
/* hook function must handle these types */
#define _HEAP_MALLOC 1
#define _HEAP_CALLOC 2
#define _HEAP_FREE 3
#define _HEAP_REALLOC 4
#define _HEAP_MSIZE 5
#define _HEAP_EXPAND 6
#endif /* HEAPHOOK */
#ifdef __cplusplus
}
#endif
#ifdef _MSC_VER
#pragma pack(pop)
#endif /* _MSC_VER */
#endif /* _INC_MALLOC */