include/msvcrt/malloc.h

   1 /*
   2  * Heap definitions
   3  *
   4  * Copyright 2001 Francois Gouget.
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20 #ifndef __WINE_MALLOC_H
  21 #define __WINE_MALLOC_H
  22 #define __WINE_USE_MSVCRT
  23
  24 #ifndef MSVCRT
  25 # ifdef USE_MSVCRT_PREFIX
  26 #  define MSVCRT(x)    MSVCRT_##x
  27 # else
  28 #  define MSVCRT(x)    x
  29 # endif
  30 #endif
  31
  32 /* heap function constants */
  33 #define _HEAPEMPTY    -1
  34 #define _HEAPOK       -2
  35 #define _HEAPBADBEGIN -3
  36 #define _HEAPBADNODE  -4
  37 #define _HEAPEND      -5
  38 #define _HEAPBADPTR   -6
  39
  40 #define _FREEENTRY     0
  41 #define _USEDENTRY     1
  42
  43
  44 #ifndef MSVCRT_SIZE_T_DEFINED
  45 typedef unsigned int MSVCRT(size_t);
  46 #define MSVCRT_SIZE_T_DEFINED
  47 #endif
  48
  49 #ifndef MSVCRT_HEAPINFO_DEFINED
  50 #define MSVCRT_HEAPINFO_DEFINED
  51 typedef struct _heapinfo
  52 {
  53   int*           _pentry;
  54   MSVCRT(size_t) _size;
  55   int            _useflag;
  56 } _HEAPINFO;
  57 #endif /* MSVCRT_HEAPINFO_DEFINED */
  58
  59 #ifdef __cplusplus
  60 extern "C" {
  61 #endif
  62
  63 void*       _alloca(MSVCRT(size_t));
  64 void*       _expand(void*,MSVCRT(size_t));
  65 int         _heapadd(void*,MSVCRT(size_t));
  66 int         _heapchk(void);
  67 int         _heapmin(void);
  68 int         _heapset(unsigned int);
  69 MSVCRT(size_t) _heapused(MSVCRT(size_t)*,MSVCRT(size_t)*);
  70 int         _heapwalk(_HEAPINFO*);
  71 MSVCRT(size_t) _msize(void*);
  72
  73 void*       MSVCRT(calloc)(MSVCRT(size_t),MSVCRT(size_t));
  74 void        MSVCRT(free)(void*);
  75 void*       MSVCRT(malloc)(MSVCRT(size_t));
  76 void*       MSVCRT(realloc)(void*,MSVCRT(size_t));
  77
  78 #ifdef __cplusplus
  79 }
  80 #endif
  81
  82
  83 #ifndef USE_MSVCRT_PREFIX
  84 static inline void* alloca(MSVCRT(size_t) i) { return _alloca(i); }
  85 #endif /* USE_MSVCRT_PREFIX */
  86
  87 #endif /* __WINE_MALLOC_H */