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- /**
- * This file has no copyright assigned and is placed in the Public Domain.
- * This file is part of the w64 mingw-runtime package.
- * No warranty is given; refer to the file DISCLAIMER within this package.
- */
- #ifndef _MALLOC_H_
- #define _MALLOC_H_
- #include <_mingw.h>
- #pragma pack(push,_CRT_PACKING)
- #ifndef _MM_MALLOC_H_INCLUDED
- #define _MM_MALLOC_H_INCLUDED
- #endif
- #ifdef __cplusplus
- extern "C" {
- #endif
- #ifdef _WIN64
- #define _HEAP_MAXREQ 0xFFFFFFFFFFFFFFE0
- #else
- #define _HEAP_MAXREQ 0xFFFFFFE0
- #endif
- #ifndef _STATIC_ASSERT
- #define _STATIC_ASSERT(expr) extern void __static_assert_t(int [(expr)?1:-1])
- #endif
- /* Return codes for _heapwalk() */
- #define _HEAPEMPTY (-1)
- #define _HEAPOK (-2)
- #define _HEAPBADBEGIN (-3)
- #define _HEAPBADNODE (-4)
- #define _HEAPEND (-5)
- #define _HEAPBADPTR (-6)
- /* Values for _heapinfo.useflag */
- #define _FREEENTRY 0
- #define _USEDENTRY 1
- #ifndef _HEAPINFO_DEFINED
- #define _HEAPINFO_DEFINED
- /* The structure used to walk through the heap with _heapwalk. */
- typedef struct _heapinfo {
- int *_pentry;
- size_t _size;
- int _useflag;
- } _HEAPINFO;
- #endif
- extern unsigned int _amblksiz;
- #define _mm_free(a) _aligned_free(a)
- #define _mm_malloc(a,b) _aligned_malloc(a,b)
- #ifndef _CRT_ALLOCATION_DEFINED
- #define _CRT_ALLOCATION_DEFINED
- void *__cdecl calloc(size_t _NumOfElements,size_t _SizeOfElements);
- void __cdecl free(void *_Memory);
- void *__cdecl malloc(size_t _Size);
- void *__cdecl realloc(void *_Memory,size_t _NewSize);
- _CRTIMP void *__cdecl _recalloc(void *_Memory,size_t _Count,size_t _Size);
- /* _CRTIMP void __cdecl _aligned_free(void *_Memory);
- _CRTIMP void *__cdecl _aligned_malloc(size_t _Size,size_t _Alignment); */
- _CRTIMP void *__cdecl _aligned_offset_malloc(size_t _Size,size_t _Alignment,size_t _Offset);
- _CRTIMP void *__cdecl _aligned_realloc(void *_Memory,size_t _Size,size_t _Alignment);
- _CRTIMP void *__cdecl _aligned_recalloc(void *_Memory,size_t _Count,size_t _Size,size_t _Alignment);
- _CRTIMP void *__cdecl _aligned_offset_realloc(void *_Memory,size_t _Size,size_t _Alignment,size_t _Offset);
- _CRTIMP void *__cdecl _aligned_offset_recalloc(void *_Memory,size_t _Count,size_t _Size,size_t _Alignment,size_t _Offset);
- #endif
- #define _MAX_WAIT_MALLOC_CRT 60000
- _CRTIMP int __cdecl _resetstkoflw (void);
- _CRTIMP unsigned long __cdecl _set_malloc_crt_max_wait(unsigned long _NewValue);
- _CRTIMP void *__cdecl _expand(void *_Memory,size_t _NewSize);
- _CRTIMP size_t __cdecl _msize(void *_Memory);
- #ifdef __GNUC__
- #undef _alloca
- #define _alloca(x) __builtin_alloca((x))
- #else
- /* tcc implements alloca internally and exposes it (since commit d778bde7).
- /* alloca is declared at include/stddef.h (which is distributed with tcc).
- */
- #ifdef _alloca
- #undef _alloca
- #endif
- #define _alloca(x) alloca((x))
- #endif
- _CRTIMP size_t __cdecl _get_sbh_threshold(void);
- _CRTIMP int __cdecl _set_sbh_threshold(size_t _NewValue);
- _CRTIMP errno_t __cdecl _set_amblksiz(size_t _Value);
- _CRTIMP errno_t __cdecl _get_amblksiz(size_t *_Value);
- _CRTIMP int __cdecl _heapadd(void *_Memory,size_t _Size);
- _CRTIMP int __cdecl _heapchk(void);
- _CRTIMP int __cdecl _heapmin(void);
- _CRTIMP int __cdecl _heapset(unsigned int _Fill);
- _CRTIMP int __cdecl _heapwalk(_HEAPINFO *_EntryInfo);
- _CRTIMP size_t __cdecl _heapused(size_t *_Used,size_t *_Commit);
- _CRTIMP intptr_t __cdecl _get_heap_handle(void);
- #define _ALLOCA_S_THRESHOLD 1024
- #define _ALLOCA_S_STACK_MARKER 0xCCCC
- #define _ALLOCA_S_HEAP_MARKER 0xDDDD
- #if(defined(_X86_) && !defined(__x86_64))
- #define _ALLOCA_S_MARKER_SIZE 8
- #elif defined(__ia64__) || defined(__x86_64)
- #define _ALLOCA_S_MARKER_SIZE 16
- #endif
- #if !defined(RC_INVOKED)
- static __inline void *_MarkAllocaS(void *_Ptr,unsigned int _Marker) {
- if(_Ptr) {
- *((unsigned int*)_Ptr) = _Marker;
- _Ptr = (char*)_Ptr + _ALLOCA_S_MARKER_SIZE;
- }
- return _Ptr;
- }
- #endif
- #undef _malloca
- #define _malloca(size) \
- ((((size) + _ALLOCA_S_MARKER_SIZE) <= _ALLOCA_S_THRESHOLD) ? \
- _MarkAllocaS(_alloca((size) + _ALLOCA_S_MARKER_SIZE),_ALLOCA_S_STACK_MARKER) : \
- _MarkAllocaS(malloc((size) + _ALLOCA_S_MARKER_SIZE),_ALLOCA_S_HEAP_MARKER))
- #undef _FREEA_INLINE
- #define _FREEA_INLINE
- #ifndef RC_INVOKED
- #undef _freea
- static __inline void __cdecl _freea(void *_Memory) {
- unsigned int _Marker;
- if(_Memory) {
- _Memory = (char*)_Memory - _ALLOCA_S_MARKER_SIZE;
- _Marker = *(unsigned int *)_Memory;
- if(_Marker==_ALLOCA_S_HEAP_MARKER) {
- free(_Memory);
- }
- #ifdef _ASSERTE
- else if(_Marker!=_ALLOCA_S_STACK_MARKER) {
- _ASSERTE(("Corrupted pointer passed to _freea",0));
- }
- #endif
- }
- }
- #endif /* RC_INVOKED */
- #ifndef NO_OLDNAMES
- #ifdef __GNUC__
- #undef alloca
- #define alloca(x) __builtin_alloca((x))
- #endif
- #endif
- #ifdef HEAPHOOK
- #ifndef _HEAPHOOK_DEFINED
- #define _HEAPHOOK_DEFINED
- typedef int (__cdecl *_HEAPHOOK)(int,size_t,void *,void **);
- #endif
- _CRTIMP _HEAPHOOK __cdecl _setheaphook(_HEAPHOOK _NewHook);
- #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
- #ifdef __cplusplus
- }
- #endif
- #pragma pack(pop)
- #endif /* _MALLOC_H_ */
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