newlib-cygwin/winsup/mingw/include/malloc.h

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/*
* malloc.h
* This file has no copyright assigned and is placed in the Public Domain.
* This file is a part of the mingw-runtime package.
* No warranty is given; refer to the file DISCLAIMER within the package.
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*
* Support for programs which want to use malloc.h to get memory management
* functions. Unless you absolutely need some of these functions and they are
* not in the ANSI headers you should use the ANSI standard header files
* instead.
*
*/
#ifndef _MALLOC_H_
#define _MALLOC_H_
/* All the headers include this file. */
#include <_mingw.h>
#include <stdlib.h>
#ifndef RC_INVOKED
/*
* The structure used to walk through the heap with _heapwalk.
*/
typedef struct _heapinfo
{
int* _pentry;
size_t _size;
int _useflag;
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} _HEAPINFO;
/* Values for _heapinfo.useflag */
#define _FREEENTRY 0
#define _USEDENTRY 1
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/* Return codes for _heapwalk() */
#define _HEAPEMPTY (-1)
#define _HEAPOK (-2)
#define _HEAPBADBEGIN (-3)
#define _HEAPBADNODE (-4)
#define _HEAPEND (-5)
#define _HEAPBADPTR (-6)
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#ifdef __cplusplus
extern "C" {
#endif
/*
The _heap* memory allocation functions are supported on NT
but not W9x. On latter, they always set errno to ENOSYS.
*/
_CRTIMP int __cdecl _heapwalk (_HEAPINFO*);
#ifdef __GNUC__
#define _alloca(x) __builtin_alloca((x))
#endif
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#ifndef _NO_OLDNAMES
_CRTIMP int __cdecl heapwalk (_HEAPINFO*);
#ifdef __GNUC__
#define alloca(x) __builtin_alloca((x))
#endif
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#endif /* Not _NO_OLDNAMES */
_CRTIMP int __cdecl _heapchk (void); /* Verify heap integrety. */
_CRTIMP int __cdecl _heapmin (void); /* Return unused heap to the OS. */
_CRTIMP int __cdecl _heapset (unsigned int);
_CRTIMP size_t __cdecl _msize (void*);
_CRTIMP size_t __cdecl _get_sbh_threshold (void);
_CRTIMP int __cdecl _set_sbh_threshold (size_t);
_CRTIMP void* __cdecl _expand (void*, size_t);
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Add prototypes for new msvcrt.dll versions * include/_mingw.h (__MSVCRT_VERSION__): Define default as 0x0600. * include/time.h (__time64_t): Add typedef. (_mktime64): Add prototype for __MSVCRT_VERSION__ >= 0x0601. (_ctime64): Likewise. (_wctime64): Likewise. (_gmtime64): Likewise. (_localtime64): Likewise. (wcsftime): Move into _WTIME_DEFINED block. Regroup non-ANSI prototypes. * include/io.h: Include <stdint.h>. (__finddata64_t): Add struct definition. (__wfinddata64_t): Likewise. (_findfirst64): Add prototype for __MSVCRT_VERSION__ >= 0x0601. (_findnext64): Likewise. (_wfindfirst64): Likewise. (_wfindnext64): Likewise. * include/sys/timeb.h (__timeb64): Add struct definition. (_ftime64): Add prototype for __MSVCRT_VERSION__ >= 0x0601. * include/sys/utime.h (__utimbuf64): Add struct definition. (_utime64): Add prototype for __MSVCRT_VERSION__ >= 0x0601. (_futime64): Likewise. (_wutime64): Likewise. * include/sys/stat.h (__stat64): Add struct definition. (_fstat64): Add prototype for __MSVCRT_VERSION__ >= 0x0601. (_stat64): Likewise. (_wstat64): Likwise. * include/sys/types.h (__time64_t): Add typedef. * include/wchar.h (__wfinddata64_t): Add structure definition. (__stat64): Likewise. (_wctime64): Add prototype for __MSVCRT_VERSION__ >= 0x0601. (_wfindfirst64): Likewise. (_wfindnext64): Likewise. (_wutime64): Likewise. (_wstat64): Likwise. * include/malloc.h (_aligned_free): Add prototype for __MSVCRT_VERSION__ >= 0x0700. (_aligned_malloc): Likewise. (_aligned_offset_malloc): Likewise. (_aligned_offset_realloc): Likewise. (_aligned_realloc): Likewise. * include/string.h (_wcserror): Add prototype for __MSVCRT_VERSION__ >= 0x0700. (__wcserror): Likewise. * include/math.h (_set_SSE2_enable): Add prototype for __MSVCRT_VERSION__ >= 0x0701.
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/* These require msvcr70.dll or higher. */
#if __MSVCRT_VERSION__ >= 0x0700
_CRTIMP void * __cdecl _aligned_offset_malloc(size_t, size_t, size_t);
_CRTIMP void * __cdecl _aligned_offset_realloc(void*, size_t, size_t, size_t);
_CRTIMP void * __cdecl _aligned_malloc (size_t, size_t);
_CRTIMP void * __cdecl _aligned_realloc (void*, size_t, size_t);
Add prototypes for new msvcrt.dll versions * include/_mingw.h (__MSVCRT_VERSION__): Define default as 0x0600. * include/time.h (__time64_t): Add typedef. (_mktime64): Add prototype for __MSVCRT_VERSION__ >= 0x0601. (_ctime64): Likewise. (_wctime64): Likewise. (_gmtime64): Likewise. (_localtime64): Likewise. (wcsftime): Move into _WTIME_DEFINED block. Regroup non-ANSI prototypes. * include/io.h: Include <stdint.h>. (__finddata64_t): Add struct definition. (__wfinddata64_t): Likewise. (_findfirst64): Add prototype for __MSVCRT_VERSION__ >= 0x0601. (_findnext64): Likewise. (_wfindfirst64): Likewise. (_wfindnext64): Likewise. * include/sys/timeb.h (__timeb64): Add struct definition. (_ftime64): Add prototype for __MSVCRT_VERSION__ >= 0x0601. * include/sys/utime.h (__utimbuf64): Add struct definition. (_utime64): Add prototype for __MSVCRT_VERSION__ >= 0x0601. (_futime64): Likewise. (_wutime64): Likewise. * include/sys/stat.h (__stat64): Add struct definition. (_fstat64): Add prototype for __MSVCRT_VERSION__ >= 0x0601. (_stat64): Likewise. (_wstat64): Likwise. * include/sys/types.h (__time64_t): Add typedef. * include/wchar.h (__wfinddata64_t): Add structure definition. (__stat64): Likewise. (_wctime64): Add prototype for __MSVCRT_VERSION__ >= 0x0601. (_wfindfirst64): Likewise. (_wfindnext64): Likewise. (_wutime64): Likewise. (_wstat64): Likwise. * include/malloc.h (_aligned_free): Add prototype for __MSVCRT_VERSION__ >= 0x0700. (_aligned_malloc): Likewise. (_aligned_offset_malloc): Likewise. (_aligned_offset_realloc): Likewise. (_aligned_realloc): Likewise. * include/string.h (_wcserror): Add prototype for __MSVCRT_VERSION__ >= 0x0700. (__wcserror): Likewise. * include/math.h (_set_SSE2_enable): Add prototype for __MSVCRT_VERSION__ >= 0x0701.
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_CRTIMP void __cdecl _aligned_free (void*);
#endif /* __MSVCRT_VERSION__ >= 0x0700 */
/* These require libmingwex.a. */
void * __cdecl __mingw_aligned_offset_malloc (size_t, size_t, size_t);
void * __cdecl __mingw_aligned_offset_realloc (void*, size_t, size_t, size_t);
void * __cdecl __mingw_aligned_malloc (size_t, size_t);
void * __cdecl __mingw_aligned_realloc (void*, size_t, size_t);
void __cdecl __mingw_aligned_free (void*);
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#ifdef __cplusplus
}
#endif
#endif /* RC_INVOKED */
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#endif /* Not _MALLOC_H_ */