include/msvcrt/stdlib.h

   1 /*
   2  * Standard library definitions
   3  *
   4  * Derived from the mingw header written by Colin Peters.
   5  * Modified for Wine use by Jon Griffiths and Francois Gouget.
   6  * This file is in the public domain.
   7  */
   8 #ifndef __WINE_STDLIB_H
   9 #define __WINE_STDLIB_H
  10
  11 #include <crtdefs.h>
  12
  13 #include <pshpack8.h>
  14
  15 #ifndef NULL
  16 #ifdef __cplusplus
  17 #define NULL  0
  18 #else
  19 #define NULL  ((void*)0)
  20 #endif
  21 #endif
  22
  23 typedef struct
  24 {
  25     float f;
  26 } _CRT_FLOAT;
  27
  28 typedef struct
  29 {
  30     double x;
  31 } _CRT_DOUBLE;
  32
  33 typedef struct
  34 {
  35     unsigned char ld[10];
  36 } _LDOUBLE;
  37
  38 #define EXIT_SUCCESS        0
  39 #define EXIT_FAILURE        -1
  40 #define RAND_MAX            0x7FFF
  41
  42 #ifndef _MAX_PATH
  43 #define _MAX_DRIVE          3
  44 #define _MAX_FNAME          256
  45 #define _MAX_DIR            _MAX_FNAME
  46 #define _MAX_EXT            _MAX_FNAME
  47 #define _MAX_PATH           260
  48 #endif
  49
  50
  51 typedef struct _div_t {
  52     int quot;
  53     int rem;
  54 } div_t;
  55
  56 typedef struct _ldiv_t {
  57     long quot;
  58     long rem;
  59 } ldiv_t;
  60
  61 #define __max(a,b) (((a) > (b)) ? (a) : (b))
  62 #define __min(a,b) (((a) < (b)) ? (a) : (b))
  63 #ifndef __cplusplus
  64 #define max(a,b)   (((a) > (b)) ? (a) : (b))
  65 #define min(a,b)   (((a) < (b)) ? (a) : (b))
  66 #endif
  67
  68 /* _set_error_mode() constants */
  69 #define _OUT_TO_DEFAULT      0
  70 #define _OUT_TO_STDERR       1
  71 #define _OUT_TO_MSGBOX       2
  72 #define _REPORT_ERRMODE      3
  73
  74
  75 #ifdef __cplusplus
  76 extern "C" {
  77 #endif
  78
  79 extern unsigned int*         __p__osver(void);
  80 extern unsigned int*         __p__winver(void);
  81 extern unsigned int*         __p__winmajor(void);
  82 extern unsigned int*         __p__winminor(void);
  83 #define _osver             (*__p__osver())
  84 #define _winver            (*__p__winver())
  85 #define _winmajor          (*__p__winmajor())
  86 #define _winminor          (*__p__winminor())
  87
  88 extern int*                  __p___argc(void);
  89 extern char***               __p___argv(void);
  90 extern wchar_t***    __p___wargv(void);
  91 extern char***               __p__environ(void);
  92 extern wchar_t***    __p__wenviron(void);
  93 extern int*                  __p___mb_cur_max(void);
  94 extern unsigned long*        __doserrno(void);
  95 extern unsigned int*         __p__fmode(void);
  96 /* FIXME: We need functions to access these:
  97  * int _sys_nerr;
  98  * char** _sys_errlist;
  99  */
 100 #define __argc             (*__p___argc())
 101 #define __argv             (*__p___argv())
 102 #define __wargv            (*__p___wargv())
 103 #define _environ           (*__p__environ())
 104 #define _wenviron          (*__p__wenviron())
 105 #define __mb_cur_max       (*__p___mb_cur_max())
 106 #define _doserrno          (*__doserrno())
 107 #define _fmode             (*_fmode)
 108
 109
 110 extern int*           _errno(void);
 111 #define errno        (*_errno())
 112
 113
 114 typedef int (*_onexit_t)(void);
 115
 116
 117 int         _atodbl(_CRT_DOUBLE*,char*);
 118 int         _atoflt(_CRT_FLOAT*,char*);
 119 __int64     _atoi64(const char*);
 120 long double _atold(const char*);
 121 int         _atoldbl(_LDOUBLE*,char*);
 122 void        _beep(unsigned int,unsigned int);
 123 char*       _ecvt(double,int,int*,int*);
 124 char*       _fcvt(double,int,int*,int*);
 125 char*       _fullpath(char*,const char*,size_t);
 126 char*       _gcvt(double,int,char*);
 127 char*       _i64toa(__int64,char*,int);
 128 char*       _itoa(int,char*,int);
 129 char*       _ltoa(long,char*,int);
 130 unsigned long _lrotl(unsigned long,int);
 131 unsigned long _lrotr(unsigned long,int);
 132 void        _makepath(char*,const char*,const char*,const char*,const char*);
 133 size_t _mbstrlen(const char*);
 134 _onexit_t _onexit(_onexit_t);
 135 int         _putenv(const char*);
 136 unsigned int _rotl(unsigned int,int);
 137 unsigned int _rotr(unsigned int,int);
 138 void        _searchenv(const char*,const char*,char*);
 139 int         _set_error_mode(int);
 140 void        _seterrormode(int);
 141 void        _sleep(unsigned long);
 142 void        _splitpath(const char*,char*,char*,char*,char*);
 143 long double _strtold(const char*,char**);
 144 void        _swab(char*,char*,int);
 145 char*       _ui64toa(unsigned __int64,char*,int);
 146 char*       _ultoa(unsigned long,char*,int);
 147
 148 void        _exit(int);
 149 void        abort(void);
 150 int         abs(int);
 151 int         atexit(void (*)(void));
 152 double      atof(const char*);
 153 int         atoi(const char*);
 154 long        atol(const char*);
 155 void*       calloc(size_t,size_t);
 156 #ifndef __i386__
 157 div_t div(int,int);
 158 ldiv_t ldiv(long,long);
 159 #endif
 160 void        exit(int);
 161 void        free(void*);
 162 char*       getenv(const char*);
 163 long        labs(long);
 164 void*       malloc(size_t);
 165 int         mblen(const char*,size_t);
 166 void        perror(const char*);
 167 int         rand(void);
 168 void*       realloc(void*,size_t);
 169 void        srand(unsigned int);
 170 double      strtod(const char*,char**);
 171 long        strtol(const char*,char**,int);
 172 unsigned long strtoul(const char*,char**,int);
 173 int         system(const char*);
 174 void*       bsearch(const void*,const void*,size_t,size_t,
 175                             int (*)(const void*,const void*));
 176 void        qsort(void*,size_t,size_t,
 177                           int (*)(const void*,const void*));
 178
 179 #ifndef _WSTDLIB_DEFINED
 180 #define _WSTDLIB_DEFINED
 181 wchar_t*_itow(int,wchar_t*,int);
 182 wchar_t*_i64tow(__int64,wchar_t*,int);
 183 wchar_t*_ltow(long,wchar_t*,int);
 184 wchar_t*_ui64tow(unsigned __int64,wchar_t*,int);
 185 wchar_t*_ultow(unsigned long,wchar_t*,int);
 186 wchar_t*_wfullpath(wchar_t*,const wchar_t*,size_t);
 187 wchar_t*_wgetenv(const wchar_t*);
 188 void            _wmakepath(wchar_t*,const wchar_t*,const wchar_t*,const wchar_t*,const wchar_t*);
 189 void            _wperror(const wchar_t*);
 190 int             _wputenv(const wchar_t*);
 191 void            _wsearchenv(const wchar_t*,const wchar_t*,wchar_t*);
 192 void            _wsplitpath(const wchar_t*,wchar_t*,wchar_t*,wchar_t*,wchar_t*);
 193 int             _wsystem(const wchar_t*);
 194 int             _wtoi(const wchar_t*);
 195 __int64         _wtoi64(const wchar_t*);
 196 long            _wtol(const wchar_t*);
 197
 198 size_t mbstowcs(wchar_t*,const char*,size_t);
 199 int            mbtowc(wchar_t*,const char*,size_t);
 200 double         wcstod(const wchar_t*,wchar_t**);
 201 long           wcstol(const wchar_t*,wchar_t**,int);
 202 size_t wcstombs(char*,const wchar_t*,size_t);
 203 unsigned long  wcstoul(const wchar_t*,wchar_t**,int);
 204 int            wctomb(char*,wchar_t);
 205 #endif /* _WSTDLIB_DEFINED */
 206
 207 #ifdef __cplusplus
 208 }
 209 #endif
 210
 211
 212 #define environ _environ
 213 #define onexit_t _onexit_t
 214
 215 static inline char* ecvt(double value, int ndigit, int* decpt, int* sign) { return _ecvt(value, ndigit, decpt, sign); }
 216 static inline char* fcvt(double value, int ndigit, int* decpt, int* sign) { return _fcvt(value, ndigit, decpt, sign); }
 217 static inline char* gcvt(double value, int ndigit, char* buf) { return _gcvt(value, ndigit, buf); }
 218 static inline char* itoa(int value, char* str, int radix) { return _itoa(value, str, radix); }
 219 static inline char* ltoa(long value, char* str, int radix) { return _ltoa(value, str, radix); }
 220 static inline _onexit_t onexit(_onexit_t func) { return _onexit(func); }
 221 static inline int putenv(const char* str) { return _putenv(str); }
 222 static inline void swab(char* src, char* dst, int len) { _swab(src, dst, len); }
 223 static inline char* ultoa(unsigned long value, char* str, int radix) { return _ultoa(value, str, radix); }
 224
 225 #ifdef __i386__
 226 static inline div_t __wine_msvcrt_div(int num, int denom)
 227 {
 228     extern unsigned __int64 div(int,int);
 229     div_t ret;
 230     unsigned __int64 res = div(num,denom);
 231     ret.quot = (int)res;
 232     ret.rem  = (int)(res >> 32);
 233     return ret;
 234 }
 235 static inline ldiv_t __wine_msvcrt_ldiv(long num, long denom)
 236 {
 237     extern unsigned __int64 ldiv(long,long);
 238     ldiv_t ret;
 239     unsigned __int64 res = ldiv(num,denom);
 240     ret.quot = (long)res;
 241     ret.rem  = (long)(res >> 32);
 242     return ret;
 243 }
 244 #define div(num,denom) __wine_msvcrt_div(num,denom)
 245 #define ldiv(num,denom) __wine_msvcrt_ldiv(num,denom)
 246 #endif
 247
 248 #include <poppack.h>
 249
 250 #endif /* __WINE_STDLIB_H */