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Annotation of mstools/h/malloc.h, revision 1.1.1.1

1.1       root        1: /***
                      2: *malloc.h - declarations and definitions for memory allocation functions
                      3: *
                      4: *      Copyright (c) 1985-1991, Microsoft Corporation. All rights reserved.
                      5: *
                      6: *Purpose:
                      7: *      Contains the function declarations for memory allocation functions;
                      8: *      also defines manifest constants and types used by the heap routines.
                      9: *      [System V]
                     10: *
                     11: ****/
                     12: 
                     13: #ifndef _INC_MALLOC
                     14: 
                     15: #ifdef __cplusplus
                     16: extern "C" {
                     17: #endif
                     18: 
                     19: 
                     20: #if (_MSC_VER <= 600)
                     21: #define __cdecl _cdecl
                     22: #endif
                     23: 
                     24: #define _HEAPEMPTY     (-1)
                     25: #define _HEAPOK        (-2)
                     26: #define _HEAPBADBEGIN  (-3)
                     27: #define _HEAPBADNODE   (-4)
                     28: #define _HEAPEND       (-5)
                     29: #define _HEAPBADPTR    (-6)
                     30: #define _FREEENTRY     0
                     31: #define _USEDENTRY     1
                     32: 
                     33: /* Define _HEAP_MAXREQ to be equal to (unsigned)( -sizeof(_heap_seg_desc)
                     34:  * - 2*sizeof(int) ) */
                     35: 
                     36: #define _HEAP_MAXREQ   0xFFFFFFD8
                     37: 
                     38: 
                     39: #ifndef _SIZE_T_DEFINED
                     40: typedef unsigned int size_t;
                     41: #define _SIZE_T_DEFINED
                     42: #endif
                     43: 
                     44: 
                     45: #ifndef _HEAPINFO_DEFINED
                     46: typedef struct _heapinfo {
                     47:        int * _pentry;
                     48:        size_t _size;
                     49:        int _useflag;
                     50:        } _HEAPINFO;
                     51: #define _HEAPINFO_DEFINED
                     52: #endif
                     53: 
                     54: 
                     55: /* external variable declarations */
                     56: 
                     57: extern unsigned int _amblksiz;
                     58: 
                     59: 
                     60: /* function prototypes */
                     61: 
                     62: void * _alloca(size_t);
                     63: void * calloc(size_t, size_t);
                     64: void * _expand(void *, size_t);
                     65: void free(void *);
                     66: int _heapadd(void *, size_t);
                     67: int _heapchk(void);
                     68: int _heapmin(void);
                     69: int _heapset(unsigned int);
                     70: int _heapwalk(_HEAPINFO *);
                     71: void * malloc(size_t);
                     72: size_t _msize(void *);
                     73: void * realloc(void *, size_t);
                     74: 
                     75: #if !__STDC__
                     76: /* Non-ANSI names for compatibility */
                     77: #define alloca    _alloca
                     78: #endif /* __STDC__*/
                     79: 
                     80: #ifdef __cplusplus
                     81: }
                     82: #endif
                     83: 
                     84: #define _INC_MALLOC
                     85: #endif /* _INC_MALLOC */

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