include/msvcrt/malloc.h

   1 /*
   2  * Heap definitions
   3  *
   4  * Copyright 2001 Francois Gouget.
   5  */
   6 #ifndef __WINE_MALLOC_H
   7 #define __WINE_MALLOC_H
   8
   9 #ifdef USE_MSVCRT_PREFIX
  10 #define MSVCRT(x)    MSVCRT_##x
  11 #else
  12 #define MSVCRT(x)    x
  13 #endif
  14
  15
  16 /* heap function constants */
  17 #define _HEAPEMPTY    -1
  18 #define _HEAPOK       -2
  19 #define _HEAPBADBEGIN -3
  20 #define _HEAPBADNODE  -4
  21 #define _HEAPEND      -5
  22 #define _HEAPBADPTR   -6
  23
  24 #define _FREEENTRY     0
  25 #define _USEDENTRY     1
  26
  27
  28 #ifndef MSVCRT_SIZE_T_DEFINED
  29 typedef unsigned int MSVCRT(size_t);
  30 #define MSVCRT_SIZE_T_DEFINED
  31 #endif
  32
  33 typedef struct _heapinfo
  34 {
  35   int*           _pentry;
  36   MSVCRT(size_t) _size;
  37   int            _useflag;
  38 } _HEAPINFO;
  39
  40
  41 #ifdef __cplusplus
  42 extern "C" {
  43 #endif
  44
  45 void*       _alloca(MSVCRT(size_t));
  46 void*       _expand(void*,MSVCRT(size_t));
  47 int         _heapadd(void*,MSVCRT(size_t));
  48 int         _heapchk(void);
  49 int         _heapmin(void);
  50 int         _heapset(unsigned int);
  51 MSVCRT(size_t) _heapused(MSVCRT(size_t)*,MSVCRT(size_t)*);
  52 int         _heapwalk(_HEAPINFO*);
  53 MSVCRT(size_t) _msize(void*);
  54
  55 void*       MSVCRT(calloc)(MSVCRT(size_t),MSVCRT(size_t));
  56 void        MSVCRT(free)(void*);
  57 void*       MSVCRT(malloc)(MSVCRT(size_t));
  58 void*       MSVCRT(realloc)(void*,MSVCRT(size_t));
  59
  60 #ifdef __cplusplus
  61 }
  62 #endif
  63
  64
  65 #ifndef USE_MSVCRT_PREFIX
  66 #define alloca _alloca
  67 #endif /* USE_MSVCRT_PREFIX */
  68
  69 #endif /* __WINE_MALLOC_H */