2 * msvcrt.dll file functions
4 * Copyright 1996,1998 Marcus Meissner
5 * Copyright 1996 Jukka Iivonen
6 * Copyright 1997,2000 Uwe Bonnes
7 * Copyright 2000 Jon Griffiths
8 * Copyright 2004 Eric Pouech
9 * Copyright 2004 Juan Lang
11 * This library is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU Lesser General Public
13 * License as published by the Free Software Foundation; either
14 * version 2.1 of the License, or (at your option) any later version.
16 * This library is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 * Lesser General Public License for more details.
21 * You should have received a copy of the GNU Lesser General Public
22 * License along with this library; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
26 * Use the file flag hints O_SEQUENTIAL, O_RANDOM, O_SHORT_LIVED
30 #include "wine/port.h"
38 #include <sys/types.h>
46 #include "wine/unicode.h"
48 #include "wine/debug.h"
50 WINE_DEFAULT_DEBUG_CHANNEL(msvcrt
);
52 /* for stat mode, permissions apply to all,owner and group */
53 #define ALL_S_IREAD (MSVCRT__S_IREAD | (MSVCRT__S_IREAD >> 3) | (MSVCRT__S_IREAD >> 6))
54 #define ALL_S_IWRITE (MSVCRT__S_IWRITE | (MSVCRT__S_IWRITE >> 3) | (MSVCRT__S_IWRITE >> 6))
55 #define ALL_S_IEXEC (MSVCRT__S_IEXEC | (MSVCRT__S_IEXEC >> 3) | (MSVCRT__S_IEXEC >> 6))
57 /* _access() bit flags FIXME: incomplete */
58 #define MSVCRT_W_OK 0x02
60 /* values for wxflag in file descriptor */
63 #define WX_DONTINHERIT 0x10
64 #define WX_APPEND 0x20
67 /* FIXME: this should be allocated dynamically */
68 #define MSVCRT_MAX_FILES 2048
73 DWORD unkn
[7]; /* critical section and init flag */
76 static ioinfo MSVCRT_fdesc
[MSVCRT_MAX_FILES
];
78 MSVCRT_FILE MSVCRT__iob
[3];
80 static int MSVCRT_fdstart
= 3; /* first unallocated fd */
81 static int MSVCRT_fdend
= 3; /* highest allocated fd */
83 static MSVCRT_FILE
* MSVCRT_fstreams
[2048];
84 static int MSVCRT_stream_idx
;
86 /* INTERNAL: process umask */
87 static int MSVCRT_umask
= 0;
89 /* INTERNAL: Static buffer for temp file name */
90 static char MSVCRT_tmpname
[MAX_PATH
];
92 static const unsigned int EXE
= 'e' << 16 | 'x' << 8 | 'e';
93 static const unsigned int BAT
= 'b' << 16 | 'a' << 8 | 't';
94 static const unsigned int CMD
= 'c' << 16 | 'm' << 8 | 'd';
95 static const unsigned int COM
= 'c' << 16 | 'o' << 8 | 'm';
97 #define TOUL(x) (ULONGLONG)(x)
98 static const ULONGLONG WCEXE
= TOUL('e') << 32 | TOUL('x') << 16 | TOUL('e');
99 static const ULONGLONG WCBAT
= TOUL('b') << 32 | TOUL('a') << 16 | TOUL('t');
100 static const ULONGLONG WCCMD
= TOUL('c') << 32 | TOUL('m') << 16 | TOUL('d');
101 static const ULONGLONG WCCOM
= TOUL('c') << 32 | TOUL('o') << 16 | TOUL('m');
103 /* This critical section protects the tables MSVCRT_fdesc and MSVCRT_fstreams,
104 * and their related indexes, MSVCRT_fdstart, MSVCRT_fdend,
105 * and MSVCRT_stream_idx, from race conditions.
106 * It doesn't protect against race conditions manipulating the underlying files
107 * or flags; doing so would probably be better accomplished with per-file
108 * protection, rather than locking the whole table for every change.
110 static CRITICAL_SECTION MSVCRT_file_cs
;
111 #define LOCK_FILES() do { EnterCriticalSection(&MSVCRT_file_cs); } while (0)
112 #define UNLOCK_FILES() do { LeaveCriticalSection(&MSVCRT_file_cs); } while (0)
114 static void msvcrt_cp_from_stati64(const struct MSVCRT__stati64
*bufi64
, struct MSVCRT__stat
*buf
)
116 buf
->st_dev
= bufi64
->st_dev
;
117 buf
->st_ino
= bufi64
->st_ino
;
118 buf
->st_mode
= bufi64
->st_mode
;
119 buf
->st_nlink
= bufi64
->st_nlink
;
120 buf
->st_uid
= bufi64
->st_uid
;
121 buf
->st_gid
= bufi64
->st_gid
;
122 buf
->st_rdev
= bufi64
->st_rdev
;
123 buf
->st_size
= bufi64
->st_size
;
124 buf
->st_atime
= bufi64
->st_atime
;
125 buf
->st_mtime
= bufi64
->st_mtime
;
126 buf
->st_ctime
= bufi64
->st_ctime
;
129 static inline BOOL
msvcrt_is_valid_fd(int fd
)
131 return fd
>= 0 && fd
< MSVCRT_fdend
&& (MSVCRT_fdesc
[fd
].wxflag
& WX_OPEN
);
134 /* INTERNAL: Get the HANDLE for a fd
135 * This doesn't lock the table, because a failure will result in
136 * INVALID_HANDLE_VALUE being returned, which should be handled correctly. If
137 * it returns a valid handle which is about to be closed, a subsequent call
138 * will fail, most likely in a sane way.
140 static HANDLE
msvcrt_fdtoh(int fd
)
142 if (!msvcrt_is_valid_fd(fd
))
144 WARN(":fd (%d) - no handle!\n",fd
);
145 *MSVCRT___doserrno() = 0;
146 *MSVCRT__errno() = MSVCRT_EBADF
;
147 return INVALID_HANDLE_VALUE
;
149 if (MSVCRT_fdesc
[fd
].handle
== INVALID_HANDLE_VALUE
) FIXME("wtf\n");
150 return MSVCRT_fdesc
[fd
].handle
;
153 /* INTERNAL: free a file entry fd */
154 static void msvcrt_free_fd(int fd
)
157 MSVCRT_fdesc
[fd
].handle
= INVALID_HANDLE_VALUE
;
158 MSVCRT_fdesc
[fd
].wxflag
= 0;
159 TRACE(":fd (%d) freed\n",fd
);
160 if (fd
< 3) /* don't use 0,1,2 for user files */
164 case 0: SetStdHandle(STD_INPUT_HANDLE
, NULL
); break;
165 case 1: SetStdHandle(STD_OUTPUT_HANDLE
, NULL
); break;
166 case 2: SetStdHandle(STD_ERROR_HANDLE
, NULL
); break;
171 if (fd
== MSVCRT_fdend
- 1)
173 if (fd
< MSVCRT_fdstart
)
179 /* INTERNAL: Allocate an fd slot from a Win32 HANDLE, starting from fd */
180 /* caller must hold the files lock */
181 static int msvcrt_alloc_fd_from(HANDLE hand
, int flag
, int fd
)
183 if (fd
>= MSVCRT_MAX_FILES
)
185 WARN(":files exhausted!\n");
188 MSVCRT_fdesc
[fd
].handle
= hand
;
189 MSVCRT_fdesc
[fd
].wxflag
= WX_OPEN
| (flag
& (WX_DONTINHERIT
| WX_APPEND
| WX_TEXT
));
191 /* locate next free slot */
192 if (fd
== MSVCRT_fdstart
&& fd
== MSVCRT_fdend
)
193 MSVCRT_fdstart
= MSVCRT_fdend
+ 1;
195 while (MSVCRT_fdstart
< MSVCRT_fdend
&&
196 MSVCRT_fdesc
[MSVCRT_fdstart
].handle
!= INVALID_HANDLE_VALUE
)
198 /* update last fd in use */
199 if (fd
>= MSVCRT_fdend
)
200 MSVCRT_fdend
= fd
+ 1;
201 TRACE("fdstart is %d, fdend is %d\n", MSVCRT_fdstart
, MSVCRT_fdend
);
205 case 0: SetStdHandle(STD_INPUT_HANDLE
, hand
); break;
206 case 1: SetStdHandle(STD_OUTPUT_HANDLE
, hand
); break;
207 case 2: SetStdHandle(STD_ERROR_HANDLE
, hand
); break;
213 /* INTERNAL: Allocate an fd slot from a Win32 HANDLE */
214 static int msvcrt_alloc_fd(HANDLE hand
, int flag
)
219 TRACE(":handle (%p) allocating fd (%d)\n",hand
,MSVCRT_fdstart
);
220 ret
= msvcrt_alloc_fd_from(hand
, flag
, MSVCRT_fdstart
);
225 /* INTERNAL: Allocate a FILE* for an fd slot */
226 /* caller must hold the files lock */
227 static MSVCRT_FILE
* msvcrt_alloc_fp(void)
231 for (i
= 3; i
< sizeof(MSVCRT_fstreams
) / sizeof(MSVCRT_fstreams
[0]); i
++)
233 if (!MSVCRT_fstreams
[i
] || MSVCRT_fstreams
[i
]->_flag
== 0)
235 if (!MSVCRT_fstreams
[i
])
237 if (!(MSVCRT_fstreams
[i
] = MSVCRT_calloc(sizeof(MSVCRT_FILE
),1)))
239 if (i
== MSVCRT_stream_idx
) MSVCRT_stream_idx
++;
241 return MSVCRT_fstreams
[i
];
247 /* INTERNAL: initialize a FILE* from an open fd */
248 static int msvcrt_init_fp(MSVCRT_FILE
* file
, int fd
, unsigned stream_flags
)
250 TRACE(":fd (%d) allocating FILE*\n",fd
);
251 if (!msvcrt_is_valid_fd(fd
))
253 WARN(":invalid fd %d\n",fd
);
254 *MSVCRT___doserrno() = 0;
255 *MSVCRT__errno() = MSVCRT_EBADF
;
258 memset(file
, 0, sizeof(*file
));
260 file
->_flag
= stream_flags
;
262 TRACE(":got FILE* (%p)\n",file
);
266 /* INTERNAL: Create an inheritance data block (for spawned process)
267 * The inheritance block is made of:
268 * 00 int nb of file descriptor (NBFD)
269 * 04 char file flags (wxflag): repeated for each fd
270 * 4+NBFD HANDLE file handle: repeated for each fd
272 unsigned msvcrt_create_io_inherit_block(STARTUPINFOA
* si
)
278 si
->cbReserved2
= sizeof(unsigned) + (sizeof(char) + sizeof(HANDLE
)) * MSVCRT_fdend
;
279 si
->lpReserved2
= MSVCRT_calloc(si
->cbReserved2
, 1);
280 if (!si
->lpReserved2
)
285 wxflag_ptr
= (char*)si
->lpReserved2
+ sizeof(unsigned);
286 handle_ptr
= (HANDLE
*)(wxflag_ptr
+ MSVCRT_fdend
* sizeof(char));
288 *(unsigned*)si
->lpReserved2
= MSVCRT_fdend
;
289 for (fd
= 0; fd
< MSVCRT_fdend
; fd
++)
291 /* to be inherited, we need it to be open, and that DONTINHERIT isn't set */
292 if ((MSVCRT_fdesc
[fd
].wxflag
& (WX_OPEN
| WX_DONTINHERIT
)) == WX_OPEN
)
294 *wxflag_ptr
= MSVCRT_fdesc
[fd
].wxflag
;
295 *handle_ptr
= MSVCRT_fdesc
[fd
].handle
;
300 *handle_ptr
= INVALID_HANDLE_VALUE
;
302 wxflag_ptr
++; handle_ptr
++;
307 /* INTERNAL: Set up all file descriptors,
308 * as well as default streams (stdin, stderr and stdout)
310 void msvcrt_init_io(void)
315 InitializeCriticalSection(&MSVCRT_file_cs
);
316 GetStartupInfoA(&si
);
317 if (si
.cbReserved2
!= 0 && si
.lpReserved2
!= NULL
)
322 MSVCRT_fdend
= *(unsigned*)si
.lpReserved2
;
324 wxflag_ptr
= (char*)(si
.lpReserved2
+ sizeof(unsigned));
325 handle_ptr
= (HANDLE
*)(wxflag_ptr
+ MSVCRT_fdend
* sizeof(char));
327 MSVCRT_fdend
= min(MSVCRT_fdend
, sizeof(MSVCRT_fdesc
) / sizeof(MSVCRT_fdesc
[0]));
328 for (i
= 0; i
< MSVCRT_fdend
; i
++)
330 if ((*wxflag_ptr
& WX_OPEN
) && *handle_ptr
!= INVALID_HANDLE_VALUE
)
332 MSVCRT_fdesc
[i
].wxflag
= *wxflag_ptr
;
333 MSVCRT_fdesc
[i
].handle
= *handle_ptr
;
337 MSVCRT_fdesc
[i
].wxflag
= 0;
338 MSVCRT_fdesc
[i
].handle
= INVALID_HANDLE_VALUE
;
340 wxflag_ptr
++; handle_ptr
++;
342 for (MSVCRT_fdstart
= 3; MSVCRT_fdstart
< MSVCRT_fdend
; MSVCRT_fdstart
++)
343 if (MSVCRT_fdesc
[MSVCRT_fdstart
].handle
== INVALID_HANDLE_VALUE
) break;
346 if (!(MSVCRT_fdesc
[0].wxflag
& WX_OPEN
) || MSVCRT_fdesc
[0].handle
== INVALID_HANDLE_VALUE
)
348 DuplicateHandle(GetCurrentProcess(), GetStdHandle(STD_INPUT_HANDLE
),
349 GetCurrentProcess(), &MSVCRT_fdesc
[0].handle
, 0, FALSE
,
350 DUPLICATE_SAME_ACCESS
);
351 MSVCRT_fdesc
[0].wxflag
= WX_OPEN
| WX_TEXT
;
353 if (!(MSVCRT_fdesc
[1].wxflag
& WX_OPEN
) || MSVCRT_fdesc
[1].handle
== INVALID_HANDLE_VALUE
)
355 DuplicateHandle(GetCurrentProcess(), GetStdHandle(STD_OUTPUT_HANDLE
),
356 GetCurrentProcess(), &MSVCRT_fdesc
[1].handle
, 0, FALSE
,
357 DUPLICATE_SAME_ACCESS
);
358 MSVCRT_fdesc
[1].wxflag
= WX_OPEN
| WX_TEXT
;
360 if (!(MSVCRT_fdesc
[2].wxflag
& WX_OPEN
) || MSVCRT_fdesc
[2].handle
== INVALID_HANDLE_VALUE
)
362 DuplicateHandle(GetCurrentProcess(), GetStdHandle(STD_ERROR_HANDLE
),
363 GetCurrentProcess(), &MSVCRT_fdesc
[2].handle
, 0, FALSE
,
364 DUPLICATE_SAME_ACCESS
);
365 MSVCRT_fdesc
[2].wxflag
= WX_OPEN
| WX_TEXT
;
368 TRACE(":handles (%p)(%p)(%p)\n",MSVCRT_fdesc
[0].handle
,
369 MSVCRT_fdesc
[1].handle
,MSVCRT_fdesc
[2].handle
);
371 memset(MSVCRT__iob
,0,3*sizeof(MSVCRT_FILE
));
372 for (i
= 0; i
< 3; i
++)
374 /* FILE structs for stdin/out/err are static and never deleted */
375 MSVCRT_fstreams
[i
] = &MSVCRT__iob
[i
];
376 MSVCRT__iob
[i
]._file
= i
;
377 MSVCRT__iob
[i
]._tmpfname
= NULL
;
378 MSVCRT__iob
[i
]._flag
= (i
== 0) ? MSVCRT__IOREAD
: MSVCRT__IOWRT
;
380 MSVCRT_stream_idx
= 3;
383 /* INTERNAL: Flush stdio file buffer */
384 static int msvcrt_flush_buffer(MSVCRT_FILE
* file
)
387 int cnt
=file
->_ptr
-file
->_base
;
388 if(cnt
>0 && _write(file
->_file
, file
->_base
, cnt
) != cnt
) {
389 file
->_flag
|= MSVCRT__IOERR
;
392 file
->_ptr
=file
->_base
;
393 file
->_cnt
=file
->_bufsiz
;
398 /* INTERNAL: Allocate stdio file buffer */
399 static void msvcrt_alloc_buffer(MSVCRT_FILE
* file
)
401 file
->_base
= MSVCRT_calloc(MSVCRT_BUFSIZ
,1);
403 file
->_bufsiz
= MSVCRT_BUFSIZ
;
404 file
->_flag
|= MSVCRT__IOMYBUF
;
406 file
->_base
= (unsigned char *)(&file
->_charbuf
);
408 file
->_bufsiz
= sizeof(file
->_charbuf
);
410 file
->_ptr
= file
->_base
;
414 /* INTERNAL: Convert integer to base32 string (0-9a-v), 0 becomes "" */
415 static void msvcrt_int_to_base32(int num
, char *str
)
430 *p
= (num
& 31) + '0';
432 *p
+= ('a' - '0' - 10);
437 /*********************************************************************
440 MSVCRT_FILE
*__p__iob(void)
442 return &MSVCRT__iob
[0];
445 /*********************************************************************
448 int _access(const char *filename
, int mode
)
450 DWORD attr
= GetFileAttributesA(filename
);
452 TRACE("(%s,%d) %ld\n",filename
,mode
,attr
);
454 if (!filename
|| attr
== INVALID_FILE_ATTRIBUTES
)
456 msvcrt_set_errno(GetLastError());
459 if ((attr
& FILE_ATTRIBUTE_READONLY
) && (mode
& MSVCRT_W_OK
))
461 msvcrt_set_errno(ERROR_ACCESS_DENIED
);
467 /*********************************************************************
468 * _waccess (MSVCRT.@)
470 int _waccess(const MSVCRT_wchar_t
*filename
, int mode
)
472 DWORD attr
= GetFileAttributesW(filename
);
474 TRACE("(%s,%d) %ld\n",debugstr_w(filename
),mode
,attr
);
476 if (!filename
|| attr
== INVALID_FILE_ATTRIBUTES
)
478 msvcrt_set_errno(GetLastError());
481 if ((attr
& FILE_ATTRIBUTE_READONLY
) && (mode
& MSVCRT_W_OK
))
483 msvcrt_set_errno(ERROR_ACCESS_DENIED
);
489 /*********************************************************************
492 int _chmod(const char *path
, int flags
)
494 DWORD oldFlags
= GetFileAttributesA(path
);
496 if (oldFlags
!= INVALID_FILE_ATTRIBUTES
)
498 DWORD newFlags
= (flags
& MSVCRT__S_IWRITE
)? oldFlags
& ~FILE_ATTRIBUTE_READONLY
:
499 oldFlags
| FILE_ATTRIBUTE_READONLY
;
501 if (newFlags
== oldFlags
|| SetFileAttributesA(path
, newFlags
))
504 msvcrt_set_errno(GetLastError());
508 /*********************************************************************
511 int _wchmod(const MSVCRT_wchar_t
*path
, int flags
)
513 DWORD oldFlags
= GetFileAttributesW(path
);
515 if (oldFlags
!= INVALID_FILE_ATTRIBUTES
)
517 DWORD newFlags
= (flags
& MSVCRT__S_IWRITE
)? oldFlags
& ~FILE_ATTRIBUTE_READONLY
:
518 oldFlags
| FILE_ATTRIBUTE_READONLY
;
520 if (newFlags
== oldFlags
|| SetFileAttributesW(path
, newFlags
))
523 msvcrt_set_errno(GetLastError());
527 /*********************************************************************
530 int _unlink(const char *path
)
532 TRACE("(%s)\n",path
);
533 if(DeleteFileA(path
))
535 TRACE("failed (%ld)\n",GetLastError());
536 msvcrt_set_errno(GetLastError());
540 /*********************************************************************
541 * _wunlink (MSVCRT.@)
543 int _wunlink(const MSVCRT_wchar_t
*path
)
545 TRACE("(%s)\n",debugstr_w(path
));
546 if(DeleteFileW(path
))
548 TRACE("failed (%ld)\n",GetLastError());
549 msvcrt_set_errno(GetLastError());
553 /* _flushall calls MSVCRT_fflush which calls _flushall */
554 int MSVCRT_fflush(MSVCRT_FILE
* file
);
556 /*********************************************************************
557 * _flushall (MSVCRT.@)
561 int i
, num_flushed
= 0;
564 for (i
= 3; i
< MSVCRT_stream_idx
; i
++)
565 if (MSVCRT_fstreams
[i
] && MSVCRT_fstreams
[i
]->_flag
)
568 /* FIXME: flush, do not commit */
569 if (_commit(i
) == -1)
570 if (MSVCRT_fstreams
[i
])
571 MSVCRT_fstreams
[i
]->_flag
|= MSVCRT__IOERR
;
573 if(MSVCRT_fstreams
[i
]->_flag
& MSVCRT__IOWRT
) {
574 MSVCRT_fflush(MSVCRT_fstreams
[i
]);
580 TRACE(":flushed (%d) handles\n",num_flushed
);
584 /*********************************************************************
587 int MSVCRT_fflush(MSVCRT_FILE
* file
)
593 int res
=msvcrt_flush_buffer(file
);
598 /*********************************************************************
607 hand
= msvcrt_fdtoh(fd
);
608 TRACE(":fd (%d) handle (%p)\n",fd
,hand
);
609 if (hand
== INVALID_HANDLE_VALUE
)
611 else if (!CloseHandle(hand
))
613 WARN(":failed-last error (%ld)\n",GetLastError());
614 msvcrt_set_errno(GetLastError());
627 /*********************************************************************
632 HANDLE hand
= msvcrt_fdtoh(fd
);
634 TRACE(":fd (%d) handle (%p)\n",fd
,hand
);
635 if (hand
== INVALID_HANDLE_VALUE
)
638 if (!FlushFileBuffers(hand
))
640 if (GetLastError() == ERROR_INVALID_HANDLE
)
642 /* FlushFileBuffers fails for console handles
643 * so we ignore this error.
647 TRACE(":failed-last error (%ld)\n",GetLastError());
648 msvcrt_set_errno(GetLastError());
655 /*********************************************************************
658 * MSDN isn't clear on this point, but the remarks for _pipe,
659 * http://msdn.microsoft.com/library/default.asp?url=/library/en-us/vclib/html/_crt__pipe.asp
660 * indicate file descriptors duplicated with _dup and _dup2 are always
663 int _dup2(int od
, int nd
)
667 TRACE("(od=%d, nd=%d)\n", od
, nd
);
669 if (nd
< MSVCRT_MAX_FILES
&& msvcrt_is_valid_fd(od
))
673 if (DuplicateHandle(GetCurrentProcess(), MSVCRT_fdesc
[od
].handle
,
674 GetCurrentProcess(), &handle
, 0, TRUE
, DUPLICATE_SAME_ACCESS
))
676 int wxflag
= MSVCRT_fdesc
[od
].wxflag
& ~MSVCRT__O_NOINHERIT
;
678 if (msvcrt_is_valid_fd(nd
))
680 ret
= msvcrt_alloc_fd_from(handle
, wxflag
, nd
);
684 *MSVCRT__errno() = MSVCRT_EMFILE
;
688 /* _dup2 returns 0, not nd, on success */
695 msvcrt_set_errno(GetLastError());
700 *MSVCRT__errno() = MSVCRT_EBADF
;
707 /*********************************************************************
716 if (_dup2(od
, fd
) == 0)
724 /*********************************************************************
729 DWORD curpos
,endpos
,hcurpos
,hendpos
;
730 HANDLE hand
= msvcrt_fdtoh(fd
);
732 TRACE(":fd (%d) handle (%p)\n",fd
,hand
);
734 if (hand
== INVALID_HANDLE_VALUE
)
737 if (MSVCRT_fdesc
[fd
].wxflag
& WX_ATEOF
) return TRUE
;
739 /* Otherwise we do it the hard way */
740 hcurpos
= hendpos
= 0;
741 curpos
= SetFilePointer(hand
, 0, &hcurpos
, SEEK_CUR
);
742 endpos
= SetFilePointer(hand
, 0, &hendpos
, FILE_END
);
744 if (curpos
== endpos
&& hcurpos
== hendpos
)
746 /* FIXME: shouldn't WX_ATEOF be set here? */
750 SetFilePointer(hand
, curpos
, &hcurpos
, FILE_BEGIN
);
754 /*********************************************************************
755 * _fcloseall (MSVCRT.@)
757 int MSVCRT__fcloseall(void)
759 int num_closed
= 0, i
;
762 for (i
= 3; i
< MSVCRT_stream_idx
; i
++)
763 if (MSVCRT_fstreams
[i
] && MSVCRT_fstreams
[i
]->_flag
&&
764 MSVCRT_fclose(MSVCRT_fstreams
[i
]))
768 TRACE(":closed (%d) handles\n",num_closed
);
772 /* free everything on process exit */
773 void msvcrt_free_io(void)
779 DeleteCriticalSection(&MSVCRT_file_cs
);
782 /*********************************************************************
783 * _lseeki64 (MSVCRT.@)
785 __int64
_lseeki64(int fd
, __int64 offset
, int whence
)
787 DWORD ret
, hoffset
= (DWORD
) (offset
>> 32);
788 HANDLE hand
= msvcrt_fdtoh(fd
);
790 TRACE(":fd (%d) handle (%p)\n",fd
,hand
);
791 if (hand
== INVALID_HANDLE_VALUE
)
794 if (whence
< 0 || whence
> 2)
796 *MSVCRT__errno() = MSVCRT_EINVAL
;
800 TRACE(":fd (%d) to 0x%08lx%08lx pos %s\n",
801 fd
,hoffset
,(long)offset
,
802 (whence
==SEEK_SET
)?"SEEK_SET":
803 (whence
==SEEK_CUR
)?"SEEK_CUR":
804 (whence
==SEEK_END
)?"SEEK_END":"UNKNOWN");
806 ret
= SetFilePointer(hand
, (long)offset
, &hoffset
, whence
);
807 if (ret
!= INVALID_SET_FILE_POINTER
|| !GetLastError())
809 MSVCRT_fdesc
[fd
].wxflag
&= ~WX_ATEOF
;
810 /* FIXME: What if we seek _to_ EOF - is EOF set? */
812 return ((__int64
)hoffset
<< 32) | ret
;
814 TRACE(":error-last error (%ld)\n",GetLastError());
815 msvcrt_set_errno(GetLastError());
819 /*********************************************************************
822 LONG
_lseek(int fd
, LONG offset
, int whence
)
824 return _lseeki64(fd
, offset
, whence
);
827 /*********************************************************************
828 * _locking (MSVCRT.@)
830 * This is untested; the underlying LockFile doesn't work yet.
832 int _locking(int fd
, int mode
, LONG nbytes
)
836 HANDLE hand
= msvcrt_fdtoh(fd
);
838 TRACE(":fd (%d) handle (%p)\n",fd
,hand
);
839 if (hand
== INVALID_HANDLE_VALUE
)
842 if (mode
< 0 || mode
> 4)
844 *MSVCRT__errno() = MSVCRT_EINVAL
;
848 TRACE(":fd (%d) by 0x%08lx mode %s\n",
849 fd
,nbytes
,(mode
==MSVCRT__LK_UNLCK
)?"_LK_UNLCK":
850 (mode
==MSVCRT__LK_LOCK
)?"_LK_LOCK":
851 (mode
==MSVCRT__LK_NBLCK
)?"_LK_NBLCK":
852 (mode
==MSVCRT__LK_RLCK
)?"_LK_RLCK":
853 (mode
==MSVCRT__LK_NBRLCK
)?"_LK_NBRLCK":
856 if ((cur_locn
= SetFilePointer(hand
, 0L, NULL
, SEEK_CUR
)) == INVALID_SET_FILE_POINTER
)
858 FIXME ("Seek failed\n");
859 *MSVCRT__errno() = MSVCRT_EINVAL
; /* FIXME */
862 if (mode
== MSVCRT__LK_LOCK
|| mode
== MSVCRT__LK_RLCK
)
865 ret
= 1; /* just to satisfy gcc */
868 ret
= LockFile(hand
, cur_locn
, 0L, nbytes
, 0L);
873 else if (mode
== MSVCRT__LK_UNLCK
)
874 ret
= UnlockFile(hand
, cur_locn
, 0L, nbytes
, 0L);
876 ret
= LockFile(hand
, cur_locn
, 0L, nbytes
, 0L);
877 /* FIXME - what about error settings? */
881 /*********************************************************************
884 int MSVCRT_fseek(MSVCRT_FILE
* file
, long offset
, int whence
)
886 /* Flush output if needed */
887 if(file
->_flag
& MSVCRT__IOWRT
)
888 msvcrt_flush_buffer(file
);
890 if(whence
== SEEK_CUR
&& file
->_flag
& MSVCRT__IOREAD
) {
891 offset
-= file
->_cnt
;
893 /* Discard buffered input */
895 file
->_ptr
= file
->_base
;
896 /* Reset direction of i/o */
897 if(file
->_flag
& MSVCRT__IORW
) {
898 file
->_flag
&= ~(MSVCRT__IOREAD
|MSVCRT__IOWRT
);
900 return (_lseek(file
->_file
,offset
,whence
) == -1)?-1:0;
903 /*********************************************************************
906 int _chsize(int fd
, long size
)
912 TRACE("(fd=%d, size=%ld)\n", fd
, size
);
916 handle
= msvcrt_fdtoh(fd
);
917 if (handle
!= INVALID_HANDLE_VALUE
)
919 /* save the current file pointer */
920 cur
= _lseek(fd
, 0, SEEK_CUR
);
923 pos
= _lseek(fd
, size
, SEEK_SET
);
926 ret
= SetEndOfFile(handle
);
927 if (!ret
) msvcrt_set_errno(GetLastError());
930 /* restore the file pointer */
931 _lseek(fd
, cur
, SEEK_SET
);
939 /*********************************************************************
940 * clearerr (MSVCRT.@)
942 void MSVCRT_clearerr(MSVCRT_FILE
* file
)
944 TRACE(":file (%p) fd (%d)\n",file
,file
->_file
);
945 file
->_flag
&= ~(MSVCRT__IOERR
| MSVCRT__IOEOF
);
948 /*********************************************************************
951 void MSVCRT_rewind(MSVCRT_FILE
* file
)
953 TRACE(":file (%p) fd (%d)\n",file
,file
->_file
);
954 MSVCRT_fseek(file
, 0L, SEEK_SET
);
955 MSVCRT_clearerr(file
);
958 static int msvcrt_get_flags(const char* mode
, int *open_flags
, int* stream_flags
)
960 int plus
= strchr(mode
, '+') != NULL
;
965 *open_flags
= plus
? MSVCRT__O_RDWR
: MSVCRT__O_RDONLY
;
966 *stream_flags
= plus
? MSVCRT__IORW
: MSVCRT__IOREAD
;
969 *open_flags
= MSVCRT__O_CREAT
| MSVCRT__O_TRUNC
| (plus
? MSVCRT__O_RDWR
: MSVCRT__O_WRONLY
);
970 *stream_flags
= plus
? MSVCRT__IORW
: MSVCRT__IOWRT
;
973 *open_flags
= MSVCRT__O_CREAT
| MSVCRT__O_APPEND
| (plus
? MSVCRT__O_RDWR
: MSVCRT__O_WRONLY
);
974 *stream_flags
= plus
? MSVCRT__IORW
: MSVCRT__IOWRT
;
984 *open_flags
|= MSVCRT__O_BINARY
;
985 *open_flags
&= ~MSVCRT__O_TEXT
;
988 *open_flags
|= MSVCRT__O_TEXT
;
989 *open_flags
&= ~MSVCRT__O_BINARY
;
994 FIXME(":unknown flag %c not supported\n",mode
[-1]);
999 /*********************************************************************
1000 * _fdopen (MSVCRT.@)
1002 MSVCRT_FILE
* MSVCRT__fdopen(int fd
, const char *mode
)
1004 int open_flags
, stream_flags
;
1007 if (msvcrt_get_flags(mode
, &open_flags
, &stream_flags
) == -1) return NULL
;
1010 if (!(file
= msvcrt_alloc_fp()))
1012 else if (msvcrt_init_fp(file
, fd
, stream_flags
) == -1)
1017 else TRACE(":fd (%d) mode (%s) FILE* (%p)\n",fd
,mode
,file
);
1023 /*********************************************************************
1024 * _wfdopen (MSVCRT.@)
1026 MSVCRT_FILE
* MSVCRT__wfdopen(int fd
, const MSVCRT_wchar_t
*mode
)
1028 unsigned mlen
= strlenW(mode
);
1029 char *modea
= MSVCRT_calloc(mlen
+ 1, 1);
1030 MSVCRT_FILE
* file
= NULL
;
1031 int open_flags
, stream_flags
;
1034 WideCharToMultiByte(CP_ACP
,0,mode
,mlen
,modea
,mlen
,NULL
,NULL
))
1036 if (msvcrt_get_flags(modea
, &open_flags
, &stream_flags
) == -1) return NULL
;
1038 if (!(file
= msvcrt_alloc_fp()))
1040 else if (msvcrt_init_fp(file
, fd
, stream_flags
) == -1)
1048 MSVCRT_rewind(file
); /* FIXME: is this needed ??? */
1049 TRACE(":fd (%d) mode (%s) FILE* (%p)\n",fd
,debugstr_w(mode
),file
);
1056 /*********************************************************************
1057 * _filelength (MSVCRT.@)
1059 LONG
_filelength(int fd
)
1061 LONG curPos
= _lseek(fd
, 0, SEEK_CUR
);
1064 LONG endPos
= _lseek(fd
, 0, SEEK_END
);
1067 if (endPos
!= curPos
)
1068 _lseek(fd
, curPos
, SEEK_SET
);
1075 /*********************************************************************
1076 * _filelengthi64 (MSVCRT.@)
1078 __int64
_filelengthi64(int fd
)
1080 __int64 curPos
= _lseeki64(fd
, 0, SEEK_CUR
);
1083 __int64 endPos
= _lseeki64(fd
, 0, SEEK_END
);
1086 if (endPos
!= curPos
)
1087 _lseeki64(fd
, curPos
, SEEK_SET
);
1094 /*********************************************************************
1095 * _fileno (MSVCRT.@)
1097 int MSVCRT__fileno(MSVCRT_FILE
* file
)
1099 TRACE(":FILE* (%p) fd (%d)\n",file
,file
->_file
);
1103 /*********************************************************************
1104 * _fstati64 (MSVCRT.@)
1106 int MSVCRT__fstati64(int fd
, struct MSVCRT__stati64
* buf
)
1109 BY_HANDLE_FILE_INFORMATION hfi
;
1110 HANDLE hand
= msvcrt_fdtoh(fd
);
1112 TRACE(":fd (%d) stat (%p)\n",fd
,buf
);
1113 if (hand
== INVALID_HANDLE_VALUE
)
1118 WARN(":failed-NULL buf\n");
1119 msvcrt_set_errno(ERROR_INVALID_PARAMETER
);
1123 memset(&hfi
, 0, sizeof(hfi
));
1124 memset(buf
, 0, sizeof(struct MSVCRT__stati64
));
1125 if (!GetFileInformationByHandle(hand
, &hfi
))
1127 WARN(":failed-last error (%ld)\n",GetLastError());
1128 msvcrt_set_errno(ERROR_INVALID_PARAMETER
);
1131 dw
= GetFileType(hand
);
1132 buf
->st_mode
= S_IREAD
;
1133 if (!(hfi
.dwFileAttributes
& FILE_ATTRIBUTE_READONLY
))
1134 buf
->st_mode
|= S_IWRITE
;
1135 /* interestingly, Windows never seems to set S_IFDIR */
1136 if (dw
== FILE_TYPE_CHAR
)
1137 buf
->st_mode
|= S_IFCHR
;
1138 else if (dw
== FILE_TYPE_PIPE
)
1139 buf
->st_mode
|= S_IFIFO
;
1141 buf
->st_mode
|= S_IFREG
;
1142 TRACE(":dwFileAttributes = 0x%lx, mode set to 0x%x\n",hfi
.dwFileAttributes
,
1144 buf
->st_nlink
= hfi
.nNumberOfLinks
;
1145 buf
->st_size
= ((__int64
)hfi
.nFileSizeHigh
<< 32) + hfi
.nFileSizeLow
;
1146 RtlTimeToSecondsSince1970((LARGE_INTEGER
*)&hfi
.ftLastAccessTime
, &dw
);
1148 RtlTimeToSecondsSince1970((LARGE_INTEGER
*)&hfi
.ftLastWriteTime
, &dw
);
1149 buf
->st_mtime
= buf
->st_ctime
= dw
;
1153 /*********************************************************************
1156 int MSVCRT__fstat(int fd
, struct MSVCRT__stat
* buf
)
1158 struct MSVCRT__stati64 bufi64
;
1160 ret
= MSVCRT__fstati64(fd
, &bufi64
);
1162 msvcrt_cp_from_stati64(&bufi64
, buf
);
1166 /*********************************************************************
1167 * _futime (MSVCRT.@)
1169 int _futime(int fd
, struct MSVCRT__utimbuf
*t
)
1171 HANDLE hand
= msvcrt_fdtoh(fd
);
1176 MSVCRT_time_t currTime
;
1177 MSVCRT_time(&currTime
);
1178 RtlSecondsSince1970ToTime(currTime
, (LARGE_INTEGER
*)&at
);
1179 memcpy(&wt
, &at
, sizeof(wt
));
1183 RtlSecondsSince1970ToTime(t
->actime
, (LARGE_INTEGER
*)&at
);
1184 if (t
->actime
== t
->modtime
)
1185 memcpy(&wt
, &at
, sizeof(wt
));
1187 RtlSecondsSince1970ToTime(t
->modtime
, (LARGE_INTEGER
*)&wt
);
1190 if (!SetFileTime(hand
, NULL
, &at
, &wt
))
1192 msvcrt_set_errno(GetLastError());
1198 /*********************************************************************
1199 * _get_osfhandle (MSVCRT.@)
1201 long _get_osfhandle(int fd
)
1203 HANDLE hand
= msvcrt_fdtoh(fd
);
1204 HANDLE newhand
= hand
;
1205 TRACE(":fd (%d) handle (%p)\n",fd
,hand
);
1207 if (hand
!= INVALID_HANDLE_VALUE
)
1209 /* FIXME: I'm not convinced that I should be copying the
1210 * handle here - it may be leaked if the app doesn't
1211 * close it (and the API docs don't say that it should)
1212 * Not duplicating it means that it can't be inherited
1213 * and so lcc's wedit doesn't cope when it passes it to
1214 * child processes. I've an idea that it should either
1215 * be copied by CreateProcess, or marked as inheritable
1216 * when initialised, or maybe both? JG 21-9-00.
1218 DuplicateHandle(GetCurrentProcess(),hand
,GetCurrentProcess(),
1219 &newhand
,0,TRUE
,DUPLICATE_SAME_ACCESS
);
1221 return (long)newhand
;
1224 /*********************************************************************
1225 * _isatty (MSVCRT.@)
1229 HANDLE hand
= msvcrt_fdtoh(fd
);
1231 TRACE(":fd (%d) handle (%p)\n",fd
,hand
);
1232 if (hand
== INVALID_HANDLE_VALUE
)
1235 return GetFileType(hand
) == FILE_TYPE_CHAR
? 1 : 0;
1238 /*********************************************************************
1239 * _mktemp (MSVCRT.@)
1241 char *_mktemp(char *pattern
)
1244 char *retVal
= pattern
;
1249 numX
= (*pattern
++ == 'X')? numX
+ 1 : 0;
1253 id
= GetCurrentProcessId();
1257 int tempNum
= id
/ 10;
1258 *pattern
-- = id
- (tempNum
* 10) + '0';
1264 if (GetFileAttributesA(retVal
) == INVALID_FILE_ATTRIBUTES
&&
1265 GetLastError() == ERROR_FILE_NOT_FOUND
)
1267 *pattern
= letter
++;
1268 } while(letter
!= '|');
1272 /*********************************************************************
1273 * _wmktemp (MSVCRT.@)
1275 MSVCRT_wchar_t
*_wmktemp(MSVCRT_wchar_t
*pattern
)
1278 MSVCRT_wchar_t
*retVal
= pattern
;
1280 MSVCRT_wchar_t letter
= 'a';
1283 numX
= (*pattern
++ == 'X')? numX
+ 1 : 0;
1287 id
= GetCurrentProcessId();
1291 int tempNum
= id
/ 10;
1292 *pattern
-- = id
- (tempNum
* 10) + '0';
1298 if (GetFileAttributesW(retVal
) == INVALID_FILE_ATTRIBUTES
&&
1299 GetLastError() == ERROR_FILE_NOT_FOUND
)
1301 *pattern
= letter
++;
1302 } while(letter
!= '|');
1306 static unsigned split_oflags(unsigned oflags
)
1309 unsigned unsupp
; /* until we support everything */
1311 if (oflags
& MSVCRT__O_APPEND
) wxflags
|= WX_APPEND
;
1312 if (oflags
& MSVCRT__O_BINARY
) ;
1313 else if (oflags
& MSVCRT__O_TEXT
) wxflags
|= WX_TEXT
;
1314 else if (*__p__fmode() & MSVCRT__O_BINARY
) ;
1315 else wxflags
|= WX_TEXT
; /* default to TEXT*/
1316 if (oflags
& MSVCRT__O_NOINHERIT
) wxflags
|= WX_DONTINHERIT
;
1318 if ((unsupp
= oflags
& ~(
1319 MSVCRT__O_BINARY
|MSVCRT__O_TEXT
|MSVCRT__O_APPEND
|
1320 MSVCRT__O_TRUNC
|MSVCRT__O_EXCL
|MSVCRT__O_CREAT
|
1321 MSVCRT__O_RDWR
|MSVCRT__O_WRONLY
|MSVCRT__O_TEMPORARY
|
1322 MSVCRT__O_NOINHERIT
|
1323 MSVCRT__O_SEQUENTIAL
|MSVCRT__O_RANDOM
|MSVCRT__O_SHORT_LIVED
1325 ERR(":unsupported oflags 0x%04x\n",unsupp
);
1330 /*********************************************************************
1333 int _pipe(int *pfds
, unsigned int psize
, int textmode
)
1336 SECURITY_ATTRIBUTES sa
;
1337 HANDLE readHandle
, writeHandle
;
1341 *MSVCRT__errno() = MSVCRT_EINVAL
;
1345 sa
.nLength
= sizeof(SECURITY_ATTRIBUTES
);
1346 sa
.bInheritHandle
= !(textmode
& MSVCRT__O_NOINHERIT
);
1347 sa
.lpSecurityDescriptor
= NULL
;
1348 if (CreatePipe(&readHandle
, &writeHandle
, &sa
, psize
))
1350 unsigned int wxflags
= split_oflags(textmode
);
1354 fd
= msvcrt_alloc_fd(readHandle
, wxflags
);
1358 fd
= msvcrt_alloc_fd(writeHandle
, wxflags
);
1367 CloseHandle(writeHandle
);
1368 *MSVCRT__errno() = MSVCRT_EMFILE
;
1373 CloseHandle(readHandle
);
1374 CloseHandle(writeHandle
);
1375 *MSVCRT__errno() = MSVCRT_EMFILE
;
1380 msvcrt_set_errno(GetLastError());
1385 /*********************************************************************
1388 int MSVCRT__sopen( const char *path
, int oflags
, int shflags
, ... )
1392 DWORD access
= 0, creation
= 0, attrib
;
1396 SECURITY_ATTRIBUTES sa
;
1399 TRACE(":file (%s) oflags: 0x%04x shflags: 0x%04x\n",
1400 path
, oflags
, shflags
);
1402 wxflag
= split_oflags(oflags
);
1403 switch (oflags
& (MSVCRT__O_RDONLY
| MSVCRT__O_WRONLY
| MSVCRT__O_RDWR
))
1405 case MSVCRT__O_RDONLY
: access
|= GENERIC_READ
; break;
1406 case MSVCRT__O_WRONLY
: access
|= GENERIC_WRITE
; break;
1407 case MSVCRT__O_RDWR
: access
|= GENERIC_WRITE
| GENERIC_READ
; break;
1410 if (oflags
& MSVCRT__O_CREAT
)
1412 va_start(ap
, shflags
);
1413 pmode
= va_arg(ap
, int);
1416 if(pmode
& ~(MSVCRT__S_IREAD
| MSVCRT__S_IWRITE
))
1417 FIXME(": pmode 0x%04x ignored\n", pmode
);
1419 WARN(": pmode 0x%04x ignored\n", pmode
);
1421 if (oflags
& MSVCRT__O_EXCL
)
1422 creation
= CREATE_NEW
;
1423 else if (oflags
& MSVCRT__O_TRUNC
)
1424 creation
= CREATE_ALWAYS
;
1426 creation
= OPEN_ALWAYS
;
1428 else /* no MSVCRT__O_CREAT */
1430 if (oflags
& MSVCRT__O_TRUNC
)
1431 creation
= TRUNCATE_EXISTING
;
1433 creation
= OPEN_EXISTING
;
1438 case MSVCRT__SH_DENYRW
:
1441 case MSVCRT__SH_DENYWR
:
1442 sharing
= FILE_SHARE_READ
;
1444 case MSVCRT__SH_DENYRD
:
1445 sharing
= FILE_SHARE_WRITE
;
1447 case MSVCRT__SH_DENYNO
:
1448 sharing
= FILE_SHARE_READ
| FILE_SHARE_WRITE
;
1451 ERR( "Unhandled shflags 0x%x\n", shflags
);
1454 attrib
= FILE_ATTRIBUTE_NORMAL
;
1456 if (oflags
& MSVCRT__O_TEMPORARY
)
1458 attrib
|= FILE_FLAG_DELETE_ON_CLOSE
;
1460 sharing
|= FILE_SHARE_DELETE
;
1463 sa
.nLength
= sizeof( SECURITY_ATTRIBUTES
);
1464 sa
.lpSecurityDescriptor
= NULL
;
1465 sa
.bInheritHandle
= (oflags
& MSVCRT__O_NOINHERIT
) ? FALSE
: TRUE
;
1467 hand
= CreateFileA(path
, access
, sharing
, &sa
, creation
, attrib
, 0);
1469 if (hand
== INVALID_HANDLE_VALUE
) {
1470 WARN(":failed-last error (%ld)\n",GetLastError());
1471 msvcrt_set_errno(GetLastError());
1475 fd
= msvcrt_alloc_fd(hand
, wxflag
);
1477 TRACE(":fd (%d) handle (%p)\n",fd
, hand
);
1481 if (oflags
& MSVCRT__O_APPEND
)
1482 _lseek(fd
, 0, FILE_END
);
1488 /*********************************************************************
1489 * _wsopen (MSVCRT.@)
1491 int MSVCRT__wsopen( const MSVCRT_wchar_t
* path
, int oflags
, int shflags
, ... )
1493 const unsigned int len
= strlenW(path
);
1494 char *patha
= MSVCRT_calloc(len
+ 1,1);
1498 va_start(ap
, shflags
);
1499 pmode
= va_arg(ap
, int);
1502 if (patha
&& WideCharToMultiByte(CP_ACP
,0,path
,len
,patha
,len
,NULL
,NULL
))
1504 int retval
= MSVCRT__sopen(patha
,oflags
,shflags
,pmode
);
1509 msvcrt_set_errno(GetLastError());
1513 /*********************************************************************
1516 int _open( const char *path
, int flags
, ... )
1520 if (flags
& MSVCRT__O_CREAT
)
1523 va_start(ap
, flags
);
1524 pmode
= va_arg(ap
, int);
1526 return MSVCRT__sopen( path
, flags
, MSVCRT__SH_DENYNO
, pmode
);
1529 return MSVCRT__sopen( path
, flags
, MSVCRT__SH_DENYNO
);
1532 /*********************************************************************
1535 int _wopen(const MSVCRT_wchar_t
*path
,int flags
,...)
1537 const unsigned int len
= strlenW(path
);
1538 char *patha
= MSVCRT_calloc(len
+ 1,1);
1542 va_start(ap
, flags
);
1543 pmode
= va_arg(ap
, int);
1546 if (patha
&& WideCharToMultiByte(CP_ACP
,0,path
,len
,patha
,len
,NULL
,NULL
))
1548 int retval
= _open(patha
,flags
,pmode
);
1553 msvcrt_set_errno(GetLastError());
1557 /*********************************************************************
1560 int _creat(const char *path
, int flags
)
1562 int usedFlags
= (flags
& MSVCRT__O_TEXT
)| MSVCRT__O_CREAT
| MSVCRT__O_WRONLY
| MSVCRT__O_TRUNC
;
1563 return _open(path
, usedFlags
);
1566 /*********************************************************************
1567 * _wcreat (MSVCRT.@)
1569 int _wcreat(const MSVCRT_wchar_t
*path
, int flags
)
1571 int usedFlags
= (flags
& MSVCRT__O_TEXT
)| MSVCRT__O_CREAT
| MSVCRT__O_WRONLY
| MSVCRT__O_TRUNC
;
1572 return _wopen(path
, usedFlags
);
1575 /*********************************************************************
1576 * _open_osfhandle (MSVCRT.@)
1578 int _open_osfhandle(long handle
, int oflags
)
1582 /* MSVCRT__O_RDONLY (0) always matches, so set the read flag
1583 * MFC's CStdioFile clears O_RDONLY (0)! if it wants to write to the
1584 * file, so set the write flag. It also only sets MSVCRT__O_TEXT if it wants
1585 * text - it never sets MSVCRT__O_BINARY.
1587 /* FIXME: handle more flags */
1588 if (!(oflags
& (MSVCRT__O_BINARY
| MSVCRT__O_TEXT
)) && (*__p__fmode() & MSVCRT__O_BINARY
))
1589 oflags
|= MSVCRT__O_BINARY
;
1591 oflags
|= MSVCRT__O_TEXT
;
1593 fd
= msvcrt_alloc_fd((HANDLE
)handle
, split_oflags(oflags
));
1594 TRACE(":handle (%ld) fd (%d) flags 0x%08x\n", handle
, fd
, oflags
);
1598 /*********************************************************************
1603 int num_removed
= 0, i
;
1606 for (i
= 3; i
< MSVCRT_stream_idx
; i
++)
1607 if (MSVCRT_fstreams
[i
] && MSVCRT_fstreams
[i
]->_tmpfname
)
1609 MSVCRT_fclose(MSVCRT_fstreams
[i
]);
1615 TRACE(":removed (%d) temp files\n",num_removed
);
1619 /*********************************************************************
1620 * (internal) remove_cr
1622 * Remove all \r inplace.
1623 * return the number of \r removed
1625 static unsigned int remove_cr(char *buf
, unsigned int count
)
1629 for (i
= 0; i
< count
; i
++) if (buf
[i
] == '\r') break;
1630 for (j
= i
+ 1; j
< count
; j
++) if (buf
[j
] != '\r') buf
[i
++] = buf
[j
];
1634 /*********************************************************************
1637 int _read(int fd
, void *buf
, unsigned int count
)
1639 DWORD num_read
, all_read
= 0;
1640 char *bufstart
= buf
;
1641 HANDLE hand
= msvcrt_fdtoh(fd
);
1643 /* Don't trace small reads, it gets *very* annoying */
1645 TRACE(":fd (%d) handle (%p) buf (%p) len (%d)\n",fd
,hand
,buf
,count
);
1646 if (hand
== INVALID_HANDLE_VALUE
)
1649 /* Reading single bytes in O_TEXT mode makes things slow
1650 * So read big chunks, then remove the \r in memory and try reading
1651 * the rest until the request is satisfied or EOF is met
1653 while (all_read
< count
)
1655 if (ReadFile(hand
, bufstart
+all_read
, count
- all_read
, &num_read
, NULL
))
1657 if (num_read
!= (count
- all_read
))
1660 MSVCRT_fdesc
[fd
].wxflag
|= WX_ATEOF
;
1661 if (MSVCRT_fdesc
[fd
].wxflag
& WX_TEXT
)
1662 num_read
-= remove_cr(bufstart
+all_read
,num_read
);
1663 all_read
+= num_read
;
1665 TRACE("%s\n",debugstr_an(buf
,all_read
));
1668 if (MSVCRT_fdesc
[fd
].wxflag
& WX_TEXT
)
1670 num_read
-= remove_cr(bufstart
+all_read
,num_read
);
1672 all_read
+= num_read
;
1676 TRACE(":failed-last error (%ld)\n",GetLastError());
1682 TRACE("(%lu), %s\n",all_read
,debugstr_an(buf
, all_read
));
1686 /*********************************************************************
1689 int MSVCRT__getw(MSVCRT_FILE
* file
)
1692 switch (_read(file
->_file
, &i
, sizeof(int)))
1695 case 0: file
->_flag
|= MSVCRT__IOEOF
; break;
1696 default: file
->_flag
|= MSVCRT__IOERR
; break;
1701 /*********************************************************************
1702 * _setmode (MSVCRT.@)
1704 int _setmode(int fd
,int mode
)
1706 int ret
= MSVCRT_fdesc
[fd
].wxflag
& WX_TEXT
? MSVCRT__O_TEXT
: MSVCRT__O_BINARY
;
1707 if (mode
& (~(MSVCRT__O_TEXT
|MSVCRT__O_BINARY
)))
1708 FIXME("fd (%d) mode (0x%08x) unknown\n",fd
,mode
);
1709 if ((mode
& MSVCRT__O_TEXT
) == MSVCRT__O_TEXT
)
1710 MSVCRT_fdesc
[fd
].wxflag
|= WX_TEXT
;
1712 MSVCRT_fdesc
[fd
].wxflag
&= ~WX_TEXT
;
1716 /*********************************************************************
1717 * _stati64 (MSVCRT.@)
1719 int MSVCRT__stati64(const char* path
, struct MSVCRT__stati64
* buf
)
1722 WIN32_FILE_ATTRIBUTE_DATA hfi
;
1723 unsigned short mode
= ALL_S_IREAD
;
1726 TRACE(":file (%s) buf(%p)\n",path
,buf
);
1728 if (!GetFileAttributesExA(path
, GetFileExInfoStandard
, &hfi
))
1730 TRACE("failed (%ld)\n",GetLastError());
1731 msvcrt_set_errno(ERROR_FILE_NOT_FOUND
);
1735 memset(buf
,0,sizeof(struct MSVCRT__stati64
));
1737 /* FIXME: rdev isn't drive num, despite what the docs say-what is it?
1738 Bon 011120: This FIXME seems incorrect
1739 Also a letter as first char isn't enough to be classified
1742 if (isalpha(*path
)&& (*(path
+1)==':'))
1743 buf
->st_dev
= buf
->st_rdev
= toupper(*path
) - 'A'; /* drive num */
1745 buf
->st_dev
= buf
->st_rdev
= _getdrive() - 1;
1747 plen
= strlen(path
);
1749 /* Dir, or regular file? */
1750 if ((hfi
.dwFileAttributes
& FILE_ATTRIBUTE_DIRECTORY
) ||
1751 (path
[plen
-1] == '\\'))
1752 mode
|= (MSVCRT__S_IFDIR
| ALL_S_IEXEC
);
1755 mode
|= MSVCRT__S_IFREG
;
1757 if (plen
> 6 && path
[plen
-4] == '.') /* shortest exe: "\x.exe" */
1759 unsigned int ext
= tolower(path
[plen
-1]) | (tolower(path
[plen
-2]) << 8) |
1760 (tolower(path
[plen
-3]) << 16);
1761 if (ext
== EXE
|| ext
== BAT
|| ext
== CMD
|| ext
== COM
)
1762 mode
|= ALL_S_IEXEC
;
1766 if (!(hfi
.dwFileAttributes
& FILE_ATTRIBUTE_READONLY
))
1767 mode
|= ALL_S_IWRITE
;
1769 buf
->st_mode
= mode
;
1771 buf
->st_size
= ((__int64
)hfi
.nFileSizeHigh
<< 32) + hfi
.nFileSizeLow
;
1772 RtlTimeToSecondsSince1970((LARGE_INTEGER
*)&hfi
.ftLastAccessTime
, &dw
);
1774 RtlTimeToSecondsSince1970((LARGE_INTEGER
*)&hfi
.ftLastWriteTime
, &dw
);
1775 buf
->st_mtime
= buf
->st_ctime
= dw
;
1776 TRACE("%d %d 0x%08lx%08lx %ld %ld %ld\n", buf
->st_mode
,buf
->st_nlink
,
1777 (long)(buf
->st_size
>> 32),(long)buf
->st_size
,
1778 buf
->st_atime
,buf
->st_mtime
, buf
->st_ctime
);
1782 /*********************************************************************
1785 int MSVCRT__stat(const char* path
, struct MSVCRT__stat
* buf
)
1787 struct MSVCRT__stati64 bufi64
;
1789 ret
= MSVCRT__stati64( path
, &bufi64
);
1791 msvcrt_cp_from_stati64(&bufi64
, buf
);
1795 /*********************************************************************
1796 * _wstati64 (MSVCRT.@)
1798 int MSVCRT__wstati64(const MSVCRT_wchar_t
* path
, struct MSVCRT__stati64
* buf
)
1801 WIN32_FILE_ATTRIBUTE_DATA hfi
;
1802 unsigned short mode
= ALL_S_IREAD
;
1805 TRACE(":file (%s) buf(%p)\n",debugstr_w(path
),buf
);
1807 if (!GetFileAttributesExW(path
, GetFileExInfoStandard
, &hfi
))
1809 TRACE("failed (%ld)\n",GetLastError());
1810 msvcrt_set_errno(ERROR_FILE_NOT_FOUND
);
1814 memset(buf
,0,sizeof(struct MSVCRT__stat
));
1816 /* FIXME: rdev isn't drive num, despite what the docs says-what is it? */
1817 if (MSVCRT_iswalpha(*path
))
1818 buf
->st_dev
= buf
->st_rdev
= toupperW(*path
- 'A'); /* drive num */
1820 buf
->st_dev
= buf
->st_rdev
= _getdrive() - 1;
1822 plen
= strlenW(path
);
1824 /* Dir, or regular file? */
1825 if ((hfi
.dwFileAttributes
& FILE_ATTRIBUTE_DIRECTORY
) ||
1826 (path
[plen
-1] == '\\'))
1827 mode
|= (MSVCRT__S_IFDIR
| ALL_S_IEXEC
);
1830 mode
|= MSVCRT__S_IFREG
;
1832 if (plen
> 6 && path
[plen
-4] == '.') /* shortest exe: "\x.exe" */
1834 ULONGLONG ext
= tolowerW(path
[plen
-1]) | (tolowerW(path
[plen
-2]) << 16) |
1835 ((ULONGLONG
)tolowerW(path
[plen
-3]) << 32);
1836 if (ext
== WCEXE
|| ext
== WCBAT
|| ext
== WCCMD
|| ext
== WCCOM
)
1837 mode
|= ALL_S_IEXEC
;
1841 if (!(hfi
.dwFileAttributes
& FILE_ATTRIBUTE_READONLY
))
1842 mode
|= ALL_S_IWRITE
;
1844 buf
->st_mode
= mode
;
1846 buf
->st_size
= ((__int64
)hfi
.nFileSizeHigh
<< 32) + hfi
.nFileSizeLow
;
1847 RtlTimeToSecondsSince1970((LARGE_INTEGER
*)&hfi
.ftLastAccessTime
, &dw
);
1849 RtlTimeToSecondsSince1970((LARGE_INTEGER
*)&hfi
.ftLastWriteTime
, &dw
);
1850 buf
->st_mtime
= buf
->st_ctime
= dw
;
1851 TRACE("%d %d 0x%08lx%08lx %ld %ld %ld\n", buf
->st_mode
,buf
->st_nlink
,
1852 (long)(buf
->st_size
>> 32),(long)buf
->st_size
,
1853 buf
->st_atime
,buf
->st_mtime
, buf
->st_ctime
);
1857 /*********************************************************************
1860 int MSVCRT__wstat(const MSVCRT_wchar_t
* path
, struct MSVCRT__stat
* buf
)
1863 struct MSVCRT__stati64 bufi64
;
1865 ret
= MSVCRT__wstati64( path
, &bufi64
);
1866 if (!ret
) msvcrt_cp_from_stati64(&bufi64
, buf
);
1870 /*********************************************************************
1875 return _lseek(fd
, 0, SEEK_CUR
);
1878 /*********************************************************************
1879 * _telli64 (MSVCRT.@)
1881 __int64
_telli64(int fd
)
1883 return _lseeki64(fd
, 0, SEEK_CUR
);
1886 /*********************************************************************
1887 * _tempnam (MSVCRT.@)
1889 char *_tempnam(const char *dir
, const char *prefix
)
1891 char tmpbuf
[MAX_PATH
];
1893 TRACE("dir (%s) prefix (%s)\n",dir
,prefix
);
1894 if (GetTempFileNameA(dir
,prefix
,0,tmpbuf
))
1896 TRACE("got name (%s)\n",tmpbuf
);
1897 DeleteFileA(tmpbuf
);
1898 return _strdup(tmpbuf
);
1900 TRACE("failed (%ld)\n",GetLastError());
1904 /*********************************************************************
1905 * _wtempnam (MSVCRT.@)
1907 MSVCRT_wchar_t
*_wtempnam(const MSVCRT_wchar_t
*dir
, const MSVCRT_wchar_t
*prefix
)
1909 MSVCRT_wchar_t tmpbuf
[MAX_PATH
];
1911 TRACE("dir (%s) prefix (%s)\n",debugstr_w(dir
),debugstr_w(prefix
));
1912 if (GetTempFileNameW(dir
,prefix
,0,tmpbuf
))
1914 TRACE("got name (%s)\n",debugstr_w(tmpbuf
));
1915 DeleteFileW(tmpbuf
);
1916 return _wcsdup(tmpbuf
);
1918 TRACE("failed (%ld)\n",GetLastError());
1922 /*********************************************************************
1925 int _umask(int umask
)
1927 int old_umask
= MSVCRT_umask
;
1928 TRACE("(%d)\n",umask
);
1929 MSVCRT_umask
= umask
;
1933 /*********************************************************************
1936 int _utime(const char* path
, struct MSVCRT__utimbuf
*t
)
1938 int fd
= _open(path
, MSVCRT__O_WRONLY
| MSVCRT__O_BINARY
);
1942 int retVal
= _futime(fd
, t
);
1949 /*********************************************************************
1950 * _wutime (MSVCRT.@)
1952 int _wutime(const MSVCRT_wchar_t
* path
, struct MSVCRT__utimbuf
*t
)
1954 int fd
= _wopen(path
, MSVCRT__O_WRONLY
| MSVCRT__O_BINARY
);
1958 int retVal
= _futime(fd
, t
);
1965 /*********************************************************************
1968 int _write(int fd
, const void* buf
, unsigned int count
)
1971 HANDLE hand
= msvcrt_fdtoh(fd
);
1973 /* Don't trace small writes, it gets *very* annoying */
1976 TRACE(":fd (%d) handle (%d) buf (%p) len (%d)\n",fd
,hand
,buf
,count
);
1978 if (hand
== INVALID_HANDLE_VALUE
)
1980 *MSVCRT__errno() = MSVCRT_EBADF
;
1984 /* If appending, go to EOF */
1985 if (MSVCRT_fdesc
[fd
].wxflag
& WX_APPEND
)
1986 _lseek(fd
, 0, FILE_END
);
1988 if (!(MSVCRT_fdesc
[fd
].wxflag
& WX_TEXT
))
1990 if (WriteFile(hand
, buf
, count
, &num_written
, NULL
)
1991 && (num_written
== count
))
1993 TRACE("WriteFile (fd %d, hand %p) failed-last error (%ld)\n", fd
,
1994 hand
, GetLastError());
1995 *MSVCRT__errno() = MSVCRT_ENOSPC
;
1999 unsigned int i
, j
, nr_lf
;
2000 char *s
=(char*)buf
, *buf_start
=(char*)buf
, *p
;
2001 /* find number of \n ( without preceding \r ) */
2002 for ( nr_lf
=0,i
= 0; i
<count
; i
++)
2007 /*if ((i >1) && (s[i-1] == '\r')) nr_lf--; */
2012 if ((p
= MSVCRT_malloc(count
+ nr_lf
)))
2014 for(s
=(char*)buf
, i
=0, j
=0; i
<count
; i
++)
2019 /*if ((i >1) && (s[i-1] == '\r'))j--;*/
2026 FIXME("Malloc failed\n");
2034 if ((WriteFile(hand
, p
, count
+nr_lf
, &num_written
, NULL
) == 0 ) || (num_written
!= count
+nr_lf
))
2036 TRACE("WriteFile (fd %d, hand %p) failed-last error (%ld), num_written %ld\n",
2037 fd
, hand
, GetLastError(), num_written
);
2038 *MSVCRT__errno() = MSVCRT_ENOSPC
;
2041 return s
- buf_start
;
2053 /*********************************************************************
2056 int MSVCRT__putw(int val
, MSVCRT_FILE
* file
)
2059 len
= _write(file
->_file
, &val
, sizeof(val
));
2060 if (len
== sizeof(val
)) return val
;
2061 file
->_flag
|= MSVCRT__IOERR
;
2065 /*********************************************************************
2068 int MSVCRT_fclose(MSVCRT_FILE
* file
)
2073 if (file
->_tmpfname
)
2075 MSVCRT_free(file
->_tmpfname
);
2076 file
->_tmpfname
= NULL
;
2078 /* flush stdio buffers */
2079 if(file
->_flag
& MSVCRT__IOWRT
)
2080 MSVCRT_fflush(file
);
2081 if(file
->_flag
& MSVCRT__IOMYBUF
)
2082 MSVCRT_free(file
->_base
);
2084 r
=_close(file
->_file
);
2088 return ((r
==MSVCRT_EOF
) || (flag
& MSVCRT__IOERR
) ? MSVCRT_EOF
: 0);
2091 /*********************************************************************
2094 int MSVCRT_feof(MSVCRT_FILE
* file
)
2096 return file
->_flag
& MSVCRT__IOEOF
;
2099 /*********************************************************************
2102 int MSVCRT_ferror(MSVCRT_FILE
* file
)
2104 return file
->_flag
& MSVCRT__IOERR
;
2107 /*********************************************************************
2108 * _filbuf (MSVCRT.@)
2110 int MSVCRT__filbuf(MSVCRT_FILE
* file
)
2112 /* Allocate buffer if needed */
2113 if(file
->_bufsiz
== 0 && !(file
->_flag
& MSVCRT__IONBF
) ) {
2114 msvcrt_alloc_buffer(file
);
2116 if(!(file
->_flag
& MSVCRT__IOREAD
)) {
2117 if(file
->_flag
& MSVCRT__IORW
) {
2118 file
->_flag
|= MSVCRT__IOREAD
;
2123 if(file
->_flag
& MSVCRT__IONBF
) {
2126 if ((r
= _read(file
->_file
,&c
,1)) != 1) {
2127 file
->_flag
|= (r
== 0) ? MSVCRT__IOEOF
: MSVCRT__IOERR
;
2132 file
->_cnt
= _read(file
->_file
, file
->_base
, file
->_bufsiz
);
2134 file
->_flag
|= (file
->_cnt
== 0) ? MSVCRT__IOEOF
: MSVCRT__IOERR
;
2139 file
->_ptr
= file
->_base
+1;
2140 return *(unsigned char *)file
->_base
;
2144 /*********************************************************************
2147 int MSVCRT_fgetc(MSVCRT_FILE
* file
)
2151 return *(unsigned char *)file
->_ptr
++;
2153 return MSVCRT__filbuf(file
);
2157 /*********************************************************************
2158 * _fgetchar (MSVCRT.@)
2162 return MSVCRT_fgetc(MSVCRT_stdin
);
2165 /*********************************************************************
2168 char *MSVCRT_fgets(char *s
, int size
, MSVCRT_FILE
* file
)
2170 int cc
= MSVCRT_EOF
;
2171 char * buf_start
= s
;
2173 TRACE(":file(%p) fd (%d) str (%p) len (%d)\n",
2174 file
,file
->_file
,s
,size
);
2176 while ((size
>1) && (cc
= MSVCRT_fgetc(file
)) != MSVCRT_EOF
&& cc
!= '\n')
2181 if ((cc
== MSVCRT_EOF
) && (s
== buf_start
)) /* If nothing read, return 0*/
2183 TRACE(":nothing read\n");
2186 if ((cc
!= MSVCRT_EOF
) && (size
> 1))
2189 TRACE(":got '%s'\n", debugstr_a(buf_start
));
2193 /*********************************************************************
2196 * In MSVCRT__O_TEXT mode, multibyte characters are read from the file, dropping
2197 * the CR from CR/LF combinations
2199 MSVCRT_wint_t
MSVCRT_fgetwc(MSVCRT_FILE
* file
)
2203 if (!(MSVCRT_fdesc
[file
->_file
].wxflag
& WX_TEXT
))
2207 if ((r
= _read(file
->_file
, &wc
, sizeof(wc
))) != sizeof(wc
))
2209 file
->_flag
|= (r
== 0) ? MSVCRT__IOEOF
: MSVCRT__IOERR
;
2214 c
= MSVCRT_fgetc(file
);
2215 if ((*__p___mb_cur_max() > 1) && MSVCRT_isleadbyte(c
))
2217 FIXME("Treat Multibyte characters\n");
2219 if (c
== MSVCRT_EOF
)
2222 return (MSVCRT_wint_t
)c
;
2225 /*********************************************************************
2228 MSVCRT_wint_t
MSVCRT_getwc(MSVCRT_FILE
* file
)
2230 return MSVCRT_fgetwc(file
);
2233 /*********************************************************************
2234 * _fgetwchar (MSVCRT.@)
2236 MSVCRT_wint_t
_fgetwchar(void)
2238 return MSVCRT_fgetwc(MSVCRT_stdin
);
2241 /*********************************************************************
2242 * getwchar (MSVCRT.@)
2244 MSVCRT_wint_t
MSVCRT_getwchar(void)
2246 return _fgetwchar();
2249 /*********************************************************************
2252 MSVCRT_wchar_t
*MSVCRT_fgetws(MSVCRT_wchar_t
*s
, int size
, MSVCRT_FILE
* file
)
2254 int cc
= MSVCRT_WEOF
;
2255 MSVCRT_wchar_t
* buf_start
= s
;
2257 TRACE(":file(%p) fd (%d) str (%p) len (%d)\n",
2258 file
,file
->_file
,s
,size
);
2260 while ((size
>1) && (cc
= MSVCRT_fgetwc(file
)) != MSVCRT_WEOF
&& cc
!= '\n')
2265 if ((cc
== MSVCRT_WEOF
) && (s
== buf_start
)) /* If nothing read, return 0*/
2267 TRACE(":nothing read\n");
2270 if ((cc
!= MSVCRT_WEOF
) && (size
> 1))
2273 TRACE(":got %s\n", debugstr_w(buf_start
));
2277 /*********************************************************************
2280 MSVCRT_size_t
MSVCRT_fwrite(const void *ptr
, MSVCRT_size_t size
, MSVCRT_size_t nmemb
, MSVCRT_FILE
* file
)
2282 MSVCRT_size_t wrcnt
=size
* nmemb
;
2287 int pcnt
=(file
->_cnt
>wrcnt
)? wrcnt
: file
->_cnt
;
2288 memcpy(file
->_ptr
, ptr
, pcnt
);
2293 ptr
= (const char*)ptr
+ pcnt
;
2294 } else if(!(file
->_flag
& MSVCRT__IOWRT
)) {
2295 if(file
->_flag
& MSVCRT__IORW
) {
2296 file
->_flag
|= MSVCRT__IOWRT
;
2302 int res
=msvcrt_flush_buffer(file
);
2304 int pwritten
= _write(file
->_file
, ptr
, wrcnt
);
2307 file
->_flag
|= MSVCRT__IOERR
;
2310 written
+= pwritten
;
2313 return written
/ size
;
2316 /*********************************************************************
2319 MSVCRT_wint_t
MSVCRT_fputwc(MSVCRT_wint_t wc
, MSVCRT_FILE
* file
)
2321 MSVCRT_wchar_t mwc
=wc
;
2322 if (MSVCRT_fwrite( &mwc
, sizeof(mwc
), 1, file
) != 1)
2327 /*********************************************************************
2328 * _fputwchar (MSVCRT.@)
2330 MSVCRT_wint_t
_fputwchar(MSVCRT_wint_t wc
)
2332 return MSVCRT_fputwc(wc
, MSVCRT_stdout
);
2335 /*********************************************************************
2338 MSVCRT_FILE
* MSVCRT_fopen(const char *path
, const char *mode
)
2341 int open_flags
, stream_flags
, fd
;
2343 TRACE("(%s,%s)\n",path
,mode
);
2345 /* map mode string to open() flags. "man fopen" for possibilities. */
2346 if (msvcrt_get_flags(mode
, &open_flags
, &stream_flags
) == -1)
2350 fd
= _open(path
, open_flags
, MSVCRT__S_IREAD
| MSVCRT__S_IWRITE
);
2353 else if ((file
= msvcrt_alloc_fp()) && msvcrt_init_fp(file
, fd
, stream_flags
)
2355 TRACE(":fd (%d) mode (%s) FILE* (%p)\n",fd
,mode
,file
);
2362 TRACE(":got (%p)\n",file
);
2363 if (fd
>= 0 && !file
)
2369 /*********************************************************************
2370 * _wfopen (MSVCRT.@)
2372 MSVCRT_FILE
*MSVCRT__wfopen(const MSVCRT_wchar_t
*path
, const MSVCRT_wchar_t
*mode
)
2374 const unsigned int plen
= strlenW(path
), mlen
= strlenW(mode
);
2375 char *patha
= MSVCRT_calloc(plen
+ 1, 1);
2376 char *modea
= MSVCRT_calloc(mlen
+ 1, 1);
2378 TRACE("(%s,%s)\n",debugstr_w(path
),debugstr_w(mode
));
2380 if (patha
&& modea
&&
2381 WideCharToMultiByte(CP_ACP
,0,path
,plen
,patha
,plen
,NULL
,NULL
) &&
2382 WideCharToMultiByte(CP_ACP
,0,mode
,mlen
,modea
,mlen
,NULL
,NULL
))
2384 MSVCRT_FILE
*retval
= MSVCRT_fopen(patha
,modea
);
2390 msvcrt_set_errno(GetLastError());
2394 /*********************************************************************
2395 * _fsopen (MSVCRT.@)
2397 MSVCRT_FILE
* MSVCRT__fsopen(const char *path
, const char *mode
, int share
)
2399 FIXME(":(%s,%s,%d),ignoring share mode!\n",path
,mode
,share
);
2400 return MSVCRT_fopen(path
,mode
);
2403 /*********************************************************************
2404 * _wfsopen (MSVCRT.@)
2406 MSVCRT_FILE
* MSVCRT__wfsopen(const MSVCRT_wchar_t
*path
, const MSVCRT_wchar_t
*mode
, int share
)
2408 FIXME(":(%s,%s,%d),ignoring share mode!\n",
2409 debugstr_w(path
),debugstr_w(mode
),share
);
2410 return MSVCRT__wfopen(path
,mode
);
2413 /* MSVCRT_fputc calls MSVCRT__flsbuf which calls MSVCRT_fputc */
2414 int MSVCRT__flsbuf(int c
, MSVCRT_FILE
* file
);
2416 /*********************************************************************
2419 int MSVCRT_fputc(int c
, MSVCRT_FILE
* file
)
2426 int res
= msvcrt_flush_buffer(file
);
2427 return res
? res
: c
;
2432 return MSVCRT__flsbuf(c
, file
);
2436 /*********************************************************************
2437 * _flsbuf (MSVCRT.@)
2439 int MSVCRT__flsbuf(int c
, MSVCRT_FILE
* file
)
2441 /* Flush output buffer */
2442 if(file
->_bufsiz
== 0 && !(file
->_flag
& MSVCRT__IONBF
)) {
2443 msvcrt_alloc_buffer(file
);
2445 if(!(file
->_flag
& MSVCRT__IOWRT
)) {
2446 if(file
->_flag
& MSVCRT__IORW
) {
2447 file
->_flag
|= MSVCRT__IOWRT
;
2453 int res
=msvcrt_flush_buffer(file
);
2454 return res
?res
: MSVCRT_fputc(c
, file
);
2458 len
= _write(file
->_file
, &cc
, 1);
2459 if (len
== 1) return c
;
2460 file
->_flag
|= MSVCRT__IOERR
;
2465 /*********************************************************************
2466 * _fputchar (MSVCRT.@)
2468 int _fputchar(int c
)
2470 return MSVCRT_fputc(c
, MSVCRT_stdout
);
2473 /*********************************************************************
2476 MSVCRT_size_t
MSVCRT_fread(void *ptr
, MSVCRT_size_t size
, MSVCRT_size_t nmemb
, MSVCRT_FILE
* file
)
2477 { MSVCRT_size_t rcnt
=size
* nmemb
;
2478 MSVCRT_size_t read
=0;
2481 /* first buffered data */
2483 int pcnt
= (rcnt
>file
->_cnt
)? file
->_cnt
:rcnt
;
2484 memcpy(ptr
, file
->_ptr
, pcnt
);
2489 ptr
= (char*)ptr
+ pcnt
;
2490 } else if(!(file
->_flag
& MSVCRT__IOREAD
)) {
2491 if(file
->_flag
& MSVCRT__IORW
) {
2492 file
->_flag
|= MSVCRT__IOREAD
;
2498 pread
= _read(file
->_file
,ptr
, rcnt
);
2499 /* expose feof condition in the flags
2500 * MFC tests file->_flag for feof, and doesn't not call feof())
2503 file
->_flag
|= MSVCRT__IOEOF
;
2504 else if (pread
== -1)
2506 file
->_flag
|= MSVCRT__IOERR
;
2514 /*********************************************************************
2515 * freopen (MSVCRT.@)
2518 MSVCRT_FILE
* MSVCRT_freopen(const char *path
, const char *mode
,MSVCRT_FILE
* file
)
2520 int open_flags
, stream_flags
, fd
;
2522 TRACE(":path (%p) mode (%s) file (%p) fd (%d)\n",path
,mode
,file
,file
->_file
);
2525 if (!file
|| ((fd
= file
->_file
) < 0) || fd
> MSVCRT_fdend
)
2529 MSVCRT_fclose(file
);
2530 /* map mode string to open() flags. "man fopen" for possibilities. */
2531 if (msvcrt_get_flags(mode
, &open_flags
, &stream_flags
) == -1)
2535 fd
= _open(path
, open_flags
, MSVCRT__S_IREAD
| MSVCRT__S_IWRITE
);
2538 else if (msvcrt_init_fp(file
, fd
, stream_flags
) == -1)
2541 WARN(":failed-last error (%ld)\n",GetLastError());
2542 msvcrt_set_errno(GetLastError());
2551 /*********************************************************************
2552 * fsetpos (MSVCRT.@)
2554 int MSVCRT_fsetpos(MSVCRT_FILE
* file
, MSVCRT_fpos_t
*pos
)
2556 /* Note that all this has been lifted 'as is' from fseek */
2557 if(file
->_flag
& MSVCRT__IOWRT
)
2558 msvcrt_flush_buffer(file
);
2560 /* Discard buffered input */
2562 file
->_ptr
= file
->_base
;
2564 /* Reset direction of i/o */
2565 if(file
->_flag
& MSVCRT__IORW
) {
2566 file
->_flag
&= ~(MSVCRT__IOREAD
|MSVCRT__IOWRT
);
2569 return _lseeki64(file
->_file
,*pos
,SEEK_SET
);
2572 /*********************************************************************
2575 LONG
MSVCRT_ftell(MSVCRT_FILE
* file
)
2580 if( file
->_flag
& MSVCRT__IOWRT
) {
2581 off
= file
->_ptr
- file
->_base
;
2586 pos
= _tell(file
->_file
);
2587 if(pos
== -1) return pos
;
2591 /*********************************************************************
2592 * fgetpos (MSVCRT.@)
2594 int MSVCRT_fgetpos(MSVCRT_FILE
* file
, MSVCRT_fpos_t
*pos
)
2596 /* This code has been lifted form the MSVCRT_ftell function */
2599 *pos
= _lseeki64(file
->_file
,0,SEEK_CUR
);
2601 if (*pos
== -1) return -1;
2604 if( file
->_flag
& MSVCRT__IOWRT
) {
2605 off
= file
->_ptr
- file
->_base
;
2615 /*********************************************************************
2618 int MSVCRT_fputs(const char *s
, MSVCRT_FILE
* file
)
2620 size_t i
, len
= strlen(s
);
2621 if (!(MSVCRT_fdesc
[file
->_file
].wxflag
& WX_TEXT
))
2622 return MSVCRT_fwrite(s
,sizeof(*s
),len
,file
) == len
? 0 : MSVCRT_EOF
;
2623 for (i
=0; i
<len
; i
++)
2624 if (MSVCRT_fputc(s
[i
], file
) == MSVCRT_EOF
)
2629 /*********************************************************************
2632 int MSVCRT_fputws(const MSVCRT_wchar_t
*s
, MSVCRT_FILE
* file
)
2634 size_t i
, len
= strlenW(s
);
2635 if (!(MSVCRT_fdesc
[file
->_file
].wxflag
& WX_TEXT
))
2636 return MSVCRT_fwrite(s
,sizeof(*s
),len
,file
) == len
? 0 : MSVCRT_EOF
;
2637 for (i
=0; i
<len
; i
++)
2639 if ((s
[i
] == L
'\n') && (MSVCRT_fputc('\r', file
) == MSVCRT_EOF
))
2641 if (MSVCRT_fputwc(s
[i
], file
) == MSVCRT_WEOF
)
2647 /*********************************************************************
2648 * getchar (MSVCRT.@)
2650 int MSVCRT_getchar(void)
2652 return MSVCRT_fgetc(MSVCRT_stdin
);
2655 /*********************************************************************
2658 int MSVCRT_getc(MSVCRT_FILE
* file
)
2660 return MSVCRT_fgetc(file
);
2663 /*********************************************************************
2666 char *MSVCRT_gets(char *buf
)
2669 char * buf_start
= buf
;
2671 for(cc
= MSVCRT_fgetc(MSVCRT_stdin
); cc
!= MSVCRT_EOF
&& cc
!= '\n';
2672 cc
= MSVCRT_fgetc(MSVCRT_stdin
))
2673 if(cc
!= '\r') *buf
++ = (char)cc
;
2677 TRACE("got '%s'\n", buf_start
);
2681 /*********************************************************************
2684 MSVCRT_wchar_t
* MSVCRT__getws(MSVCRT_wchar_t
* buf
)
2687 MSVCRT_wchar_t
* ws
= buf
;
2689 for (cc
= MSVCRT_fgetwc(MSVCRT_stdin
); cc
!= MSVCRT_WEOF
&& cc
!= '\n';
2690 cc
= MSVCRT_fgetwc(MSVCRT_stdin
))
2693 *buf
++ = (MSVCRT_wchar_t
)cc
;
2697 TRACE("got '%s'\n", debugstr_w(ws
));
2701 /*********************************************************************
2704 int MSVCRT_putc(int c
, MSVCRT_FILE
* file
)
2706 return MSVCRT_fputc(c
, file
);
2709 /*********************************************************************
2710 * putchar (MSVCRT.@)
2712 int MSVCRT_putchar(int c
)
2714 return MSVCRT_fputc(c
, MSVCRT_stdout
);
2717 /*********************************************************************
2720 int MSVCRT_puts(const char *s
)
2722 size_t len
= strlen(s
);
2723 if (MSVCRT_fwrite(s
,sizeof(*s
),len
,MSVCRT_stdout
) != len
) return MSVCRT_EOF
;
2724 return MSVCRT_fwrite("\n",1,1,MSVCRT_stdout
) == 1 ? 0 : MSVCRT_EOF
;
2727 /*********************************************************************
2730 int _putws(const MSVCRT_wchar_t
*s
)
2732 static const MSVCRT_wchar_t nl
= '\n';
2733 size_t len
= strlenW(s
);
2734 if (MSVCRT_fwrite(s
,sizeof(*s
),len
,MSVCRT_stdout
) != len
) return MSVCRT_EOF
;
2735 return MSVCRT_fwrite(&nl
,sizeof(nl
),1,MSVCRT_stdout
) == 1 ? 0 : MSVCRT_EOF
;
2738 /*********************************************************************
2741 int MSVCRT_remove(const char *path
)
2743 TRACE("(%s)\n",path
);
2744 if (DeleteFileA(path
))
2746 TRACE(":failed (%ld)\n",GetLastError());
2747 msvcrt_set_errno(GetLastError());
2751 /*********************************************************************
2752 * _wremove (MSVCRT.@)
2754 int _wremove(const MSVCRT_wchar_t
*path
)
2756 TRACE("(%s)\n",debugstr_w(path
));
2757 if (DeleteFileW(path
))
2759 TRACE(":failed (%ld)\n",GetLastError());
2760 msvcrt_set_errno(GetLastError());
2764 /*********************************************************************
2767 int MSVCRT_rename(const char *oldpath
,const char *newpath
)
2769 TRACE(":from %s to %s\n",oldpath
,newpath
);
2770 if (MoveFileExA(oldpath
, newpath
, MOVEFILE_COPY_ALLOWED
))
2772 TRACE(":failed (%ld)\n",GetLastError());
2773 msvcrt_set_errno(GetLastError());
2777 /*********************************************************************
2778 * _wrename (MSVCRT.@)
2780 int _wrename(const MSVCRT_wchar_t
*oldpath
,const MSVCRT_wchar_t
*newpath
)
2782 TRACE(":from %s to %s\n",debugstr_w(oldpath
),debugstr_w(newpath
));
2783 if (MoveFileExW(oldpath
, newpath
, MOVEFILE_COPY_ALLOWED
))
2785 TRACE(":failed (%ld)\n",GetLastError());
2786 msvcrt_set_errno(GetLastError());
2790 /*********************************************************************
2791 * setvbuf (MSVCRT.@)
2793 int MSVCRT_setvbuf(MSVCRT_FILE
* file
, char *buf
, int mode
, MSVCRT_size_t size
)
2795 /* TODO: Check if file busy */
2797 MSVCRT_free(file
->_base
);
2801 if(mode
== MSVCRT__IOFBF
) {
2802 file
->_flag
&= ~MSVCRT__IONBF
;
2803 file
->_base
= file
->_ptr
= buf
;
2805 file
->_bufsiz
= size
;
2808 file
->_flag
|= MSVCRT__IONBF
;
2813 /*********************************************************************
2816 void MSVCRT_setbuf(MSVCRT_FILE
* file
, char *buf
)
2818 MSVCRT_setvbuf(file
, buf
, buf
? MSVCRT__IOFBF
: MSVCRT__IONBF
, MSVCRT_BUFSIZ
);
2821 /*********************************************************************
2824 char *MSVCRT_tmpnam(char *s
)
2832 msvcrt_int_to_base32(GetCurrentProcessId(), tmpstr
);
2833 p
= s
+ sprintf(s
, "\\s%s.", tmpstr
);
2834 for (count
= 0; count
< MSVCRT_TMP_MAX
; count
++)
2836 msvcrt_int_to_base32(unique
++, tmpstr
);
2838 if (GetFileAttributesA(s
) == INVALID_FILE_ATTRIBUTES
&&
2839 GetLastError() == ERROR_FILE_NOT_FOUND
)
2845 /*********************************************************************
2846 * tmpfile (MSVCRT.@)
2848 MSVCRT_FILE
* MSVCRT_tmpfile(void)
2850 char *filename
= MSVCRT_tmpnam(NULL
);
2852 MSVCRT_FILE
* file
= NULL
;
2855 fd
= _open(filename
, MSVCRT__O_CREAT
| MSVCRT__O_BINARY
| MSVCRT__O_RDWR
| MSVCRT__O_TEMPORARY
);
2856 if (fd
!= -1 && (file
= msvcrt_alloc_fp()))
2858 if (msvcrt_init_fp(file
, fd
, MSVCRT__O_RDWR
) == -1)
2863 else file
->_tmpfname
= _strdup(filename
);
2869 /*********************************************************************
2870 * vfprintf (MSVCRT.@)
2872 int MSVCRT_vfprintf(MSVCRT_FILE
* file
, const char *format
, va_list valist
)
2874 char buf
[2048], *mem
= buf
;
2875 int written
, resize
= sizeof(buf
), retval
;
2876 /* There are two conventions for vsnprintf failing:
2877 * Return -1 if we truncated, or
2878 * Return the number of bytes that would have been written
2879 * The code below handles both cases
2881 while ((written
= MSVCRT_vsnprintf(mem
, resize
, format
, valist
)) == -1 ||
2884 resize
= (written
== -1 ? resize
* 2 : written
+ 1);
2887 if (!(mem
= (char *)MSVCRT_malloc(resize
)))
2890 retval
= MSVCRT_fwrite(mem
, sizeof(*mem
), written
, file
);
2896 /*********************************************************************
2897 * vfwprintf (MSVCRT.@)
2899 * Is final char included in written (then resize is too big) or not
2900 * (then we must test for equality too)?
2902 int MSVCRT_vfwprintf(MSVCRT_FILE
* file
, const MSVCRT_wchar_t
*format
, va_list valist
)
2904 MSVCRT_wchar_t buf
[2048], *mem
= buf
;
2905 int written
, resize
= sizeof(buf
) / sizeof(MSVCRT_wchar_t
), retval
;
2906 /* See vfprintf comments */
2907 while ((written
= _vsnwprintf(mem
, resize
, format
, valist
)) == -1 ||
2910 resize
= (written
== -1 ? resize
* 2 : written
+ sizeof(MSVCRT_wchar_t
));
2913 if (!(mem
= (MSVCRT_wchar_t
*)MSVCRT_malloc(resize
*sizeof(*mem
))))
2916 retval
= MSVCRT_fwrite(mem
, sizeof(*mem
), written
, file
);
2922 /*********************************************************************
2923 * vprintf (MSVCRT.@)
2925 int MSVCRT_vprintf(const char *format
, va_list valist
)
2927 return MSVCRT_vfprintf(MSVCRT_stdout
,format
,valist
);
2930 /*********************************************************************
2931 * vwprintf (MSVCRT.@)
2933 int MSVCRT_vwprintf(const MSVCRT_wchar_t
*format
, va_list valist
)
2935 return MSVCRT_vfwprintf(MSVCRT_stdout
,format
,valist
);
2938 /*********************************************************************
2939 * fprintf (MSVCRT.@)
2941 int MSVCRT_fprintf(MSVCRT_FILE
* file
, const char *format
, ...)
2945 va_start(valist
, format
);
2946 res
= MSVCRT_vfprintf(file
, format
, valist
);
2951 /*********************************************************************
2952 * fwprintf (MSVCRT.@)
2954 int MSVCRT_fwprintf(MSVCRT_FILE
* file
, const MSVCRT_wchar_t
*format
, ...)
2958 va_start(valist
, format
);
2959 res
= MSVCRT_vfwprintf(file
, format
, valist
);
2964 /*********************************************************************
2967 int MSVCRT_printf(const char *format
, ...)
2971 va_start(valist
, format
);
2972 res
= MSVCRT_vfprintf(MSVCRT_stdout
, format
, valist
);
2977 /*********************************************************************
2980 int MSVCRT_ungetc(int c
, MSVCRT_FILE
* file
)
2982 if(file
->_bufsiz
== 0 && !(file
->_flag
& MSVCRT__IONBF
)) {
2983 msvcrt_alloc_buffer(file
);
2986 if(file
->_ptr
>file
->_base
) {
2995 /*********************************************************************
2996 * ungetwc (MSVCRT.@)
2998 MSVCRT_wint_t
MSVCRT_ungetwc(MSVCRT_wint_t wc
, MSVCRT_FILE
* file
)
3000 MSVCRT_wchar_t mwc
= wc
;
3001 char * pp
= (char *)&mwc
;
3003 for(i
=sizeof(MSVCRT_wchar_t
)-1;i
>=0;i
--) {
3004 if(pp
[i
] != MSVCRT_ungetc(pp
[i
],file
))
3010 /*********************************************************************
3011 * wprintf (MSVCRT.@)
3013 int MSVCRT_wprintf(const MSVCRT_wchar_t
*format
, ...)
3017 va_start(valist
, format
);
3018 res
= MSVCRT_vwprintf(format
, valist
);
3023 /*********************************************************************
3024 * __pioinfo (MSVCRT.@)
3025 * FIXME: see MSVCRT_MAX_FILES define.
3027 ioinfo
* MSVCRT___pioinfo
[] = { /* array of pointers to ioinfo arrays [64] */
3028 &MSVCRT_fdesc
[0 * 64], &MSVCRT_fdesc
[1 * 64], &MSVCRT_fdesc
[2 * 64],
3029 &MSVCRT_fdesc
[3 * 64], &MSVCRT_fdesc
[4 * 64], &MSVCRT_fdesc
[5 * 64],
3030 &MSVCRT_fdesc
[6 * 64], &MSVCRT_fdesc
[7 * 64], &MSVCRT_fdesc
[8 * 64],
3031 &MSVCRT_fdesc
[9 * 64], &MSVCRT_fdesc
[10 * 64], &MSVCRT_fdesc
[11 * 64],
3032 &MSVCRT_fdesc
[12 * 64], &MSVCRT_fdesc
[13 * 64], &MSVCRT_fdesc
[14 * 64],
3033 &MSVCRT_fdesc
[15 * 64], &MSVCRT_fdesc
[16 * 64], &MSVCRT_fdesc
[17 * 64],
3034 &MSVCRT_fdesc
[18 * 64], &MSVCRT_fdesc
[19 * 64], &MSVCRT_fdesc
[20 * 64],
3035 &MSVCRT_fdesc
[21 * 64], &MSVCRT_fdesc
[22 * 64], &MSVCRT_fdesc
[23 * 64],
3036 &MSVCRT_fdesc
[24 * 64], &MSVCRT_fdesc
[25 * 64], &MSVCRT_fdesc
[26 * 64],
3037 &MSVCRT_fdesc
[27 * 64], &MSVCRT_fdesc
[28 * 64], &MSVCRT_fdesc
[29 * 64],
3038 &MSVCRT_fdesc
[30 * 64], &MSVCRT_fdesc
[31 * 64]
3041 /*********************************************************************
3042 * __badioinfo (MSVCRT.@)
3044 ioinfo MSVCRT___badioinfo
= { INVALID_HANDLE_VALUE
, WX_TEXT
};