2 * msvcrt.dll dll data items
4 * Copyright 2000 Jon Griffiths
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.
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.
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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
22 #include "wine/port.h"
26 #include "wine/library.h"
27 #include "wine/unicode.h"
28 #include "wine/debug.h"
30 WINE_DEFAULT_DEBUG_CHANNEL(msvcrt
);
32 int MSVCRT___argc
= 0;
33 static int argc_expand
;
34 static int wargc_expand
;
35 unsigned int MSVCRT_basemajor
= 0;/* FIXME: */
36 unsigned int MSVCRT_baseminor
= 0;/* FIXME: */
37 unsigned int MSVCRT_baseversion
= 0; /* FIXME: */
38 unsigned int MSVCRT__commode
= 0;
39 unsigned int MSVCRT__fmode
= 0;
40 unsigned int MSVCRT_osmajor
= 0;/* FIXME: */
41 unsigned int MSVCRT_osminor
= 0;/* FIXME: */
42 unsigned int MSVCRT_osmode
= 0;/* FIXME: */
43 unsigned int MSVCRT__osver
= 0;
44 unsigned int MSVCRT__osplatform
= 0;
45 unsigned int MSVCRT_osversion
= 0; /* FIXME: */
46 unsigned int MSVCRT__winmajor
= 0;
47 unsigned int MSVCRT__winminor
= 0;
48 unsigned int MSVCRT__winver
= 0;
49 unsigned int MSVCRT___setlc_active
= 0;
50 unsigned int MSVCRT___unguarded_readlc_active
= 0;
51 double MSVCRT__HUGE
= 0;
52 char **MSVCRT___argv
= NULL
;
53 static char **argv_expand
;
54 MSVCRT_wchar_t
**MSVCRT___wargv
= NULL
;
55 static MSVCRT_wchar_t
**wargv_expand
;
56 char *MSVCRT__acmdln
= NULL
;
57 MSVCRT_wchar_t
*MSVCRT__wcmdln
= NULL
;
58 char **MSVCRT__environ
= NULL
;
59 MSVCRT_wchar_t
**MSVCRT__wenviron
= NULL
;
60 char **MSVCRT___initenv
= NULL
;
61 MSVCRT_wchar_t
**MSVCRT___winitenv
= NULL
;
62 int MSVCRT_app_type
= 0;
63 char* MSVCRT__pgmptr
= NULL
;
64 WCHAR
* MSVCRT__wpgmptr
= NULL
;
66 /* Get a snapshot of the current environment
67 * and construct the __p__environ array
69 * The pointer returned from GetEnvironmentStrings may get invalid when
70 * some other module cause a reallocation of the env-variable block
72 * blk is an array of pointers to environment strings, ending with a NULL
73 * and after that the actual copy of the environment strings, ending in a \0
75 char ** msvcrt_SnapshotOfEnvironmentA(char **blk
)
77 char* environ_strings
= GetEnvironmentStringsA();
78 int count
= 1, len
= 1, i
= 0; /* keep space for the trailing NULLS */
81 for (ptr
= environ_strings
; *ptr
; ptr
+= strlen(ptr
) + 1)
84 len
+= strlen(ptr
) + 1;
87 blk
= HeapReAlloc( GetProcessHeap(), 0, blk
, count
* sizeof(char*) + len
);
89 blk
= HeapAlloc(GetProcessHeap(), 0, count
* sizeof(char*) + len
);
95 memcpy(&blk
[count
],environ_strings
,len
);
96 for (ptr
= (char*) &blk
[count
]; *ptr
; ptr
+= strlen(ptr
) + 1)
103 FreeEnvironmentStringsA(environ_strings
);
107 MSVCRT_wchar_t
** msvcrt_SnapshotOfEnvironmentW(MSVCRT_wchar_t
**wblk
)
109 MSVCRT_wchar_t
* wenviron_strings
= GetEnvironmentStringsW();
110 int count
= 1, len
= 1, i
= 0; /* keep space for the trailing NULLS */
111 MSVCRT_wchar_t
*wptr
;
113 for (wptr
= wenviron_strings
; *wptr
; wptr
+= strlenW(wptr
) + 1)
116 len
+= strlenW(wptr
) + 1;
119 wblk
= HeapReAlloc( GetProcessHeap(), 0, wblk
, count
* sizeof(MSVCRT_wchar_t
*) + len
* sizeof(MSVCRT_wchar_t
));
121 wblk
= HeapAlloc(GetProcessHeap(), 0, count
* sizeof(MSVCRT_wchar_t
*) + len
* sizeof(MSVCRT_wchar_t
));
126 memcpy(&wblk
[count
],wenviron_strings
,len
* sizeof(MSVCRT_wchar_t
));
127 for (wptr
= (MSVCRT_wchar_t
*)&wblk
[count
]; *wptr
; wptr
+= strlenW(wptr
) + 1)
134 FreeEnvironmentStringsW(wenviron_strings
);
138 typedef void (CDECL
*_INITTERMFUN
)(void);
139 typedef int (CDECL
*_INITTERM_E_FN
)(void);
141 /***********************************************************************
142 * __p___argc (MSVCRT.@)
144 int* CDECL
MSVCRT___p___argc(void) { return &MSVCRT___argc
; }
146 /***********************************************************************
147 * __p__commode (MSVCRT.@)
149 unsigned int* CDECL
__p__commode(void) { return &MSVCRT__commode
; }
152 /***********************************************************************
153 * __p__pgmptr (MSVCRT.@)
155 char** CDECL
MSVCRT___p__pgmptr(void) { return &MSVCRT__pgmptr
; }
157 /***********************************************************************
158 * __p__wpgmptr (MSVCRT.@)
160 WCHAR
** CDECL
MSVCRT___p__wpgmptr(void) { return &MSVCRT__wpgmptr
; }
162 /***********************************************************************
163 * _get_pgmptr (MSVCRT.@)
165 int CDECL
_get_pgmptr(char** p
)
167 if (!MSVCRT_CHECK_PMT(p
)) return MSVCRT_EINVAL
;
173 /***********************************************************************
174 * _get_wpgmptr (MSVCRT.@)
176 int CDECL
_get_wpgmptr(WCHAR
** p
)
178 if (!MSVCRT_CHECK_PMT(p
)) return MSVCRT_EINVAL
;
179 *p
= MSVCRT__wpgmptr
;
183 /***********************************************************************
184 * __p__fmode (MSVCRT.@)
186 unsigned int* CDECL
__p__fmode(void) { return &MSVCRT__fmode
; }
188 /***********************************************************************
189 * _set_fmode (MSVCRT.@)
191 int CDECL
MSVCRT__set_fmode(int mode
)
193 /* TODO: support _O_WTEXT */
194 if(!MSVCRT_CHECK_PMT(mode
==MSVCRT__O_TEXT
|| mode
==MSVCRT__O_BINARY
))
195 return MSVCRT_EINVAL
;
197 MSVCRT__fmode
= mode
;
201 /***********************************************************************
202 * _get_fmode (MSVCRT.@)
204 int CDECL
MSVCRT__get_fmode(int *mode
)
206 if(!MSVCRT_CHECK_PMT(mode
))
207 return MSVCRT_EINVAL
;
209 *mode
= MSVCRT__fmode
;
213 /***********************************************************************
214 * __p__osver (MSVCRT.@)
216 unsigned int* CDECL
__p__osver(void) { return &MSVCRT__osver
; }
218 /***********************************************************************
219 * __p__winmajor (MSVCRT.@)
221 unsigned int* CDECL
__p__winmajor(void) { return &MSVCRT__winmajor
; }
223 /***********************************************************************
224 * __p__winminor (MSVCRT.@)
226 unsigned int* CDECL
__p__winminor(void) { return &MSVCRT__winminor
; }
228 /***********************************************************************
229 * __p__winver (MSVCRT.@)
231 unsigned int* CDECL
__p__winver(void) { return &MSVCRT__winver
; }
233 /*********************************************************************
234 * __p__acmdln (MSVCRT.@)
236 char** CDECL
__p__acmdln(void) { return &MSVCRT__acmdln
; }
238 /*********************************************************************
239 * __p__wcmdln (MSVCRT.@)
241 MSVCRT_wchar_t
** CDECL
__p__wcmdln(void) { return &MSVCRT__wcmdln
; }
243 /*********************************************************************
244 * __p___argv (MSVCRT.@)
246 char*** CDECL
MSVCRT___p___argv(void) { return &MSVCRT___argv
; }
248 /*********************************************************************
249 * __p___wargv (MSVCRT.@)
251 MSVCRT_wchar_t
*** CDECL
MSVCRT___p___wargv(void) { return &MSVCRT___wargv
; }
253 /*********************************************************************
254 * __p__environ (MSVCRT.@)
256 char*** CDECL
MSVCRT___p__environ(void)
258 return &MSVCRT__environ
;
261 /*********************************************************************
262 * __p__wenviron (MSVCRT.@)
264 MSVCRT_wchar_t
*** CDECL
MSVCRT___p__wenviron(void)
266 return &MSVCRT__wenviron
;
269 /*********************************************************************
270 * __p___initenv (MSVCRT.@)
272 char*** CDECL
__p___initenv(void) { return &MSVCRT___initenv
; }
274 /*********************************************************************
275 * __p___winitenv (MSVCRT.@)
277 MSVCRT_wchar_t
*** CDECL
__p___winitenv(void) { return &MSVCRT___winitenv
; }
279 /*********************************************************************
280 * _get_osplatform (MSVCRT.@)
282 int CDECL
MSVCRT__get_osplatform(int *pValue
)
284 if (!MSVCRT_CHECK_PMT(pValue
!= NULL
)) return MSVCRT_EINVAL
;
285 *pValue
= MSVCRT__osplatform
;
289 /* INTERNAL: Create a wide string from an ascii string */
290 MSVCRT_wchar_t
*msvcrt_wstrdupa(const char *str
)
292 const unsigned int len
= strlen(str
) + 1 ;
293 MSVCRT_wchar_t
*wstr
= MSVCRT_malloc(len
* sizeof (MSVCRT_wchar_t
));
296 MultiByteToWideChar(CP_ACP
, MB_PRECOMPOSED
,str
,len
,wstr
,len
);
300 /*********************************************************************
301 * ___unguarded_readlc_active_add_func (MSVCRT.@)
303 unsigned int * CDECL
MSVCRT____unguarded_readlc_active_add_func(void)
305 return &MSVCRT___unguarded_readlc_active
;
308 /*********************************************************************
309 * ___setlc_active_func (MSVCRT.@)
311 unsigned int CDECL
MSVCRT____setlc_active_func(void)
313 return MSVCRT___setlc_active
;
316 /* INTERNAL: Since we can't rely on Winelib startup code calling w/getmainargs,
317 * we initialise data values during DLL loading. When called by a native
318 * program we simply return the data we've already initialised. This also means
319 * you can call multiple times without leaking
321 void msvcrt_init_args(void)
325 MSVCRT__acmdln
= MSVCRT__strdup( GetCommandLineA() );
326 MSVCRT__wcmdln
= msvcrt_wstrdupa(MSVCRT__acmdln
);
327 MSVCRT___argc
= __wine_main_argc
;
328 MSVCRT___argv
= __wine_main_argv
;
329 MSVCRT___wargv
= __wine_main_wargv
;
331 TRACE("got %s, wide = %s argc=%d\n", debugstr_a(MSVCRT__acmdln
),
332 debugstr_w(MSVCRT__wcmdln
),MSVCRT___argc
);
334 osvi
.dwOSVersionInfoSize
= sizeof(OSVERSIONINFOW
);
335 GetVersionExW( &osvi
);
336 MSVCRT__winver
= (osvi
.dwMajorVersion
<< 8) | osvi
.dwMinorVersion
;
337 MSVCRT__winmajor
= osvi
.dwMajorVersion
;
338 MSVCRT__winminor
= osvi
.dwMinorVersion
;
339 MSVCRT__osver
= osvi
.dwBuildNumber
;
340 MSVCRT__osplatform
= osvi
.dwPlatformId
;
341 MSVCRT_osversion
= MSVCRT__winver
;
342 MSVCRT_osmajor
= MSVCRT__winmajor
;
343 MSVCRT_osminor
= MSVCRT__winminor
;
344 MSVCRT_baseversion
= MSVCRT__osver
;
345 MSVCRT_baseminor
= MSVCRT_baseversion
& 0xFF;
346 MSVCRT_basemajor
= (MSVCRT_baseversion
>> 8) & 0xFF;
347 TRACE( "winver %08x winmajor %08x winminor %08x osver%08x baseversion %08x basemajor %08x baseminor %08x\n",
348 MSVCRT__winver
, MSVCRT__winmajor
, MSVCRT__winminor
, MSVCRT__osver
, MSVCRT_baseversion
,
349 MSVCRT_basemajor
, MSVCRT_baseminor
);
350 TRACE( "osversion %08x osmajor %08x osminor %08x\n", MSVCRT_osversion
, MSVCRT_osmajor
, MSVCRT_osminor
);
352 MSVCRT__HUGE
= HUGE_VAL
;
353 MSVCRT___setlc_active
= 0;
354 MSVCRT___unguarded_readlc_active
= 0;
355 MSVCRT__fmode
= MSVCRT__O_TEXT
;
357 MSVCRT__environ
= msvcrt_SnapshotOfEnvironmentA(NULL
);
358 MSVCRT___initenv
= msvcrt_SnapshotOfEnvironmentA(NULL
);
359 MSVCRT___winitenv
= msvcrt_SnapshotOfEnvironmentW(NULL
);
361 MSVCRT__pgmptr
= HeapAlloc(GetProcessHeap(), 0, MAX_PATH
);
364 if (!GetModuleFileNameA(0, MSVCRT__pgmptr
, MAX_PATH
))
365 MSVCRT__pgmptr
[0] = '\0';
367 MSVCRT__pgmptr
[MAX_PATH
- 1] = '\0';
370 MSVCRT__wpgmptr
= HeapAlloc(GetProcessHeap(), 0, MAX_PATH
* sizeof(WCHAR
));
373 if (!GetModuleFileNameW(0, MSVCRT__wpgmptr
, MAX_PATH
))
374 MSVCRT__wpgmptr
[0] = '\0';
376 MSVCRT__wpgmptr
[MAX_PATH
- 1] = '\0';
380 /* INTERNAL: free memory used by args */
381 void msvcrt_free_args(void)
383 /* FIXME: more things to free */
384 HeapFree(GetProcessHeap(), 0, MSVCRT___initenv
);
385 HeapFree(GetProcessHeap(), 0, MSVCRT___winitenv
);
386 HeapFree(GetProcessHeap(), 0, MSVCRT__environ
);
387 HeapFree(GetProcessHeap(), 0, MSVCRT__wenviron
);
388 HeapFree(GetProcessHeap(), 0, MSVCRT__pgmptr
);
389 HeapFree(GetProcessHeap(), 0, MSVCRT__wpgmptr
);
390 HeapFree(GetProcessHeap(), 0, argv_expand
);
391 HeapFree(GetProcessHeap(), 0, wargv_expand
);
394 static int build_expanded_argv(int *argc
, char **argv
)
396 int i
, size
=0, args_no
=0, path_len
;
401 for(i
=0; i
<__wine_main_argc
; i
++) {
402 WIN32_FIND_DATAA data
;
405 is_expandable
= FALSE
;
406 for(path_len
= strlen(__wine_main_argv
[i
])-1; path_len
>=0; path_len
--) {
407 if(__wine_main_argv
[i
][path_len
]=='*' || __wine_main_argv
[i
][path_len
]=='?')
408 is_expandable
= TRUE
;
409 else if(__wine_main_argv
[i
][path_len
]=='\\' || __wine_main_argv
[i
][path_len
]=='/')
415 h
= FindFirstFileA(__wine_main_argv
[i
], &data
);
417 h
= INVALID_HANDLE_VALUE
;
419 if(h
!= INVALID_HANDLE_VALUE
) {
421 if(data
.cFileName
[0]=='.' && (data
.cFileName
[1]=='\0' ||
422 (data
.cFileName
[1]=='.' && data
.cFileName
[2]=='\0')))
425 len
= strlen(data
.cFileName
)+1;
427 argv
[args_no
] = (char*)(argv
+*argc
+1)+size
;
428 memcpy(argv
[args_no
], __wine_main_argv
[i
], path_len
*sizeof(char));
429 memcpy(argv
[args_no
]+path_len
, data
.cFileName
, len
*sizeof(char));
432 size
+= len
+path_len
;
433 }while(FindNextFileA(h
, &data
));
438 len
= strlen(__wine_main_argv
[i
])+1;
440 argv
[args_no
] = (char*)(argv
+*argc
+1)+size
;
441 memcpy(argv
[args_no
], __wine_main_argv
[i
], len
*sizeof(char));
449 argv
[args_no
] = NULL
;
450 size
+= (args_no
+1)*sizeof(char*);
455 /*********************************************************************
456 * __getmainargs (MSVCRT.@)
458 void CDECL
__getmainargs(int *argc
, char** *argv
, char** *envp
,
459 int expand_wildcards
, int *new_mode
)
461 TRACE("(%p,%p,%p,%d,%p).\n", argc
, argv
, envp
, expand_wildcards
, new_mode
);
463 if (expand_wildcards
) {
464 HeapFree(GetProcessHeap(), 0, argv_expand
);
467 argv_expand
= HeapAlloc(GetProcessHeap(), 0,
468 build_expanded_argv(&argc_expand
, NULL
));
470 build_expanded_argv(&argc_expand
, argv_expand
);
472 MSVCRT___argc
= argc_expand
;
473 MSVCRT___argv
= argv_expand
;
475 expand_wildcards
= 0;
478 if (!expand_wildcards
) {
479 MSVCRT___argc
= __wine_main_argc
;
480 MSVCRT___argv
= __wine_main_argv
;
483 *argc
= MSVCRT___argc
;
484 *argv
= MSVCRT___argv
;
485 *envp
= MSVCRT___initenv
;
488 MSVCRT__set_new_mode( *new_mode
);
491 static int build_expanded_wargv(int *argc
, MSVCRT_wchar_t
**argv
)
493 int i
, size
=0, args_no
=0, path_len
;
498 for(i
=0; i
<__wine_main_argc
; i
++) {
499 WIN32_FIND_DATAW data
;
502 is_expandable
= FALSE
;
503 for(path_len
= strlenW(__wine_main_wargv
[i
])-1; path_len
>=0; path_len
--) {
504 if(__wine_main_wargv
[i
][path_len
]=='*' || __wine_main_wargv
[i
][path_len
]=='?')
505 is_expandable
= TRUE
;
506 else if(__wine_main_wargv
[i
][path_len
]=='\\' || __wine_main_wargv
[i
][path_len
]=='/')
512 h
= FindFirstFileW(__wine_main_wargv
[i
], &data
);
514 h
= INVALID_HANDLE_VALUE
;
516 if(h
!= INVALID_HANDLE_VALUE
) {
518 if(data
.cFileName
[0]=='.' && (data
.cFileName
[1]=='\0' ||
519 (data
.cFileName
[1]=='.' && data
.cFileName
[2]=='\0')))
522 len
= strlenW(data
.cFileName
)+1;
524 argv
[args_no
] = (MSVCRT_wchar_t
*)(argv
+*argc
+1)+size
;
525 memcpy(argv
[args_no
], __wine_main_wargv
[i
], path_len
*sizeof(MSVCRT_wchar_t
));
526 memcpy(argv
[args_no
]+path_len
, data
.cFileName
, len
*sizeof(MSVCRT_wchar_t
));
529 size
+= len
+path_len
;
530 }while(FindNextFileW(h
, &data
));
535 len
= strlenW(__wine_main_wargv
[i
])+1;
537 argv
[args_no
] = (MSVCRT_wchar_t
*)(argv
+*argc
+1)+size
;
538 memcpy(argv
[args_no
], __wine_main_wargv
[i
], len
*sizeof(MSVCRT_wchar_t
));
546 argv
[args_no
] = NULL
;
547 size
*= sizeof(MSVCRT_wchar_t
);
548 size
+= (args_no
+1)*sizeof(MSVCRT_wchar_t
*);
553 /*********************************************************************
554 * __wgetmainargs (MSVCRT.@)
556 void CDECL
__wgetmainargs(int *argc
, MSVCRT_wchar_t
** *wargv
, MSVCRT_wchar_t
** *wenvp
,
557 int expand_wildcards
, int *new_mode
)
559 TRACE("(%p,%p,%p,%d,%p).\n", argc
, wargv
, wenvp
, expand_wildcards
, new_mode
);
561 if (expand_wildcards
) {
562 HeapFree(GetProcessHeap(), 0, wargv_expand
);
565 wargv_expand
= HeapAlloc(GetProcessHeap(), 0,
566 build_expanded_wargv(&wargc_expand
, NULL
));
568 build_expanded_wargv(&wargc_expand
, wargv_expand
);
570 MSVCRT___argc
= wargc_expand
;
571 MSVCRT___wargv
= wargv_expand
;
573 expand_wildcards
= 0;
576 if (!expand_wildcards
) {
577 MSVCRT___argc
= __wine_main_argc
;
578 MSVCRT___wargv
= __wine_main_wargv
;
581 /* Initialize the _wenviron array if it's not already created. */
582 if (!MSVCRT__wenviron
)
583 MSVCRT__wenviron
= msvcrt_SnapshotOfEnvironmentW(NULL
);
584 *argc
= MSVCRT___argc
;
585 *wargv
= MSVCRT___wargv
;
586 *wenvp
= MSVCRT___winitenv
;
588 MSVCRT__set_new_mode( *new_mode
);
591 /*********************************************************************
592 * _initterm (MSVCRT.@)
594 void CDECL
_initterm(_INITTERMFUN
*start
,_INITTERMFUN
*end
)
596 _INITTERMFUN
* current
= start
;
598 TRACE("(%p,%p)\n",start
,end
);
603 TRACE("Call init function %p\n",*current
);
611 /*********************************************************************
612 * _initterm_e (MSVCRT.@)
614 * call an array of application initialization functions and report the return value
616 int CDECL
_initterm_e(_INITTERM_E_FN
*table
, _INITTERM_E_FN
*end
)
620 TRACE("(%p, %p)\n", table
, end
);
622 while (!res
&& table
< end
) {
624 TRACE("calling %p\n", **table
);
627 TRACE("function %p failed: 0x%x\n", *table
, res
);
635 /*********************************************************************
636 * __set_app_type (MSVCRT.@)
638 void CDECL
MSVCRT___set_app_type(int app_type
)
640 TRACE("(%d) %s application\n", app_type
, app_type
== 2 ? "Gui" : "Console");
641 MSVCRT_app_type
= app_type
;