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Release 1.3.7.
[wine/gsoc-2012-control.git] / dlls / msvcrt / file.c
blob91cd44806fdda235a2c5a324fd23843c9f85a2b3
1 /*
2 * msvcrt.dll file functions
3 *
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
10 *
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.
15 *
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.
20 *
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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
24 *
25 * TODO
26 * Use the file flag hints O_SEQUENTIAL, O_RANDOM, O_SHORT_LIVED
27 */
28
29 #include "config.h"
30 #include "wine/port.h"
31
32 #include <time.h>
33 #include <stdarg.h>
34 #include <stdio.h>
35 #ifdef HAVE_UNISTD_H
36 # include <unistd.h>
37 #endif
38 #include <sys/types.h>
39
40 #include "windef.h"
41 #include "winbase.h"
42 #include "winternl.h"
43 #include "msvcrt.h"
44
45 #include "wine/unicode.h"
46
47 #include "wine/debug.h"
48
49 WINE_DEFAULT_DEBUG_CHANNEL(msvcrt);
50
51 /* for stat mode, permissions apply to all,owner and group */
52 #define ALL_S_IREAD (MSVCRT__S_IREAD | (MSVCRT__S_IREAD >> 3) | (MSVCRT__S_IREAD >> 6))
53 #define ALL_S_IWRITE (MSVCRT__S_IWRITE | (MSVCRT__S_IWRITE >> 3) | (MSVCRT__S_IWRITE >> 6))
54 #define ALL_S_IEXEC (MSVCRT__S_IEXEC | (MSVCRT__S_IEXEC >> 3) | (MSVCRT__S_IEXEC >> 6))
55
56 /* _access() bit flags FIXME: incomplete */
57 #define MSVCRT_W_OK 0x02
58 #define MSVCRT_R_OK 0x04
59
60 /* values for wxflag in file descriptor */
61 #define WX_OPEN 0x01
62 #define WX_ATEOF 0x02
63 #define WX_READEOF 0x04 /* like ATEOF, but for underlying file rather than buffer */
64 #define WX_READCR 0x08 /* underlying file is at \r */
65 #define WX_DONTINHERIT 0x10
66 #define WX_APPEND 0x20
67 #define WX_TEXT 0x80
68
69 /* FIXME: this should be allocated dynamically */
70 #define MSVCRT_MAX_FILES 2048
71
72 typedef struct {
73 HANDLE handle;
74 unsigned char wxflag;
75 DWORD unkn[7]; /* critical section and init flag */
76 } ioinfo;
77
78 static ioinfo MSVCRT_fdesc[MSVCRT_MAX_FILES];
79
80 MSVCRT_FILE MSVCRT__iob[3] = { { 0 } };
81
82 static int MSVCRT_fdstart = 3; /* first unallocated fd */
83 static int MSVCRT_fdend = 3; /* highest allocated fd */
84
85 static MSVCRT_FILE* MSVCRT_fstreams[2048];
86 static int MSVCRT_stream_idx;
87
88 /* INTERNAL: process umask */
89 static int MSVCRT_umask = 0;
90
91 /* INTERNAL: Static buffer for temp file name */
92 static char MSVCRT_tmpname[MAX_PATH];
93
94 static const unsigned int EXE = 'e' << 16 | 'x' << 8 | 'e';
95 static const unsigned int BAT = 'b' << 16 | 'a' << 8 | 't';
96 static const unsigned int CMD = 'c' << 16 | 'm' << 8 | 'd';
97 static const unsigned int COM = 'c' << 16 | 'o' << 8 | 'm';
98
99 #define TOUL(x) (ULONGLONG)(x)
100 static const ULONGLONG WCEXE = TOUL('e') << 32 | TOUL('x') << 16 | TOUL('e');
101 static const ULONGLONG WCBAT = TOUL('b') << 32 | TOUL('a') << 16 | TOUL('t');
102 static const ULONGLONG WCCMD = TOUL('c') << 32 | TOUL('m') << 16 | TOUL('d');
103 static const ULONGLONG WCCOM = TOUL('c') << 32 | TOUL('o') << 16 | TOUL('m');
104
105 /* This critical section protects the tables MSVCRT_fdesc and MSVCRT_fstreams,
106 * and their related indexes, MSVCRT_fdstart, MSVCRT_fdend,
107 * and MSVCRT_stream_idx, from race conditions.
108 * It doesn't protect against race conditions manipulating the underlying files
109 * or flags; doing so would probably be better accomplished with per-file
110 * protection, rather than locking the whole table for every change.
111 */
112 static CRITICAL_SECTION MSVCRT_file_cs;
113 #define LOCK_FILES() do { EnterCriticalSection(&MSVCRT_file_cs); } while (0)
114 #define UNLOCK_FILES() do { LeaveCriticalSection(&MSVCRT_file_cs); } while (0)
115
116 static void msvcrt_stat64_to_stat(const struct MSVCRT__stat64 *buf64, struct MSVCRT__stat *buf)
117 {
118 buf->st_dev = buf64->st_dev;
119 buf->st_ino = buf64->st_ino;
120 buf->st_mode = buf64->st_mode;
121 buf->st_nlink = buf64->st_nlink;
122 buf->st_uid = buf64->st_uid;
123 buf->st_gid = buf64->st_gid;
124 buf->st_rdev = buf64->st_rdev;
125 buf->st_size = buf64->st_size;
126 buf->st_atime = buf64->st_atime;
127 buf->st_mtime = buf64->st_mtime;
128 buf->st_ctime = buf64->st_ctime;
129 }
130
131 static void msvcrt_stat64_to_stati64(const struct MSVCRT__stat64 *buf64, struct MSVCRT__stati64 *buf)
132 {
133 buf->st_dev = buf64->st_dev;
134 buf->st_ino = buf64->st_ino;
135 buf->st_mode = buf64->st_mode;
136 buf->st_nlink = buf64->st_nlink;
137 buf->st_uid = buf64->st_uid;
138 buf->st_gid = buf64->st_gid;
139 buf->st_rdev = buf64->st_rdev;
140 buf->st_size = buf64->st_size;
141 buf->st_atime = buf64->st_atime;
142 buf->st_mtime = buf64->st_mtime;
143 buf->st_ctime = buf64->st_ctime;
144 }
145
146 static void time_to_filetime( MSVCRT___time64_t time, FILETIME *ft )
147 {
148 /* 1601 to 1970 is 369 years plus 89 leap days */
149 static const __int64 secs_1601_to_1970 = ((369 * 365 + 89) * (__int64)86400);
150
151 __int64 ticks = (time + secs_1601_to_1970) * 10000000;
152 ft->dwHighDateTime = ticks >> 32;
153 ft->dwLowDateTime = ticks;
154 }
155
156 static inline BOOL msvcrt_is_valid_fd(int fd)
157 {
158 return fd >= 0 && fd < MSVCRT_fdend && (MSVCRT_fdesc[fd].wxflag & WX_OPEN);
159 }
160
161 /* INTERNAL: Get the HANDLE for a fd
162 * This doesn't lock the table, because a failure will result in
163 * INVALID_HANDLE_VALUE being returned, which should be handled correctly. If
164 * it returns a valid handle which is about to be closed, a subsequent call
165 * will fail, most likely in a sane way.
166 */
167 static HANDLE msvcrt_fdtoh(int fd)
168 {
169 if (!msvcrt_is_valid_fd(fd))
170 {
171 WARN(":fd (%d) - no handle!\n",fd);
172 *MSVCRT___doserrno() = 0;
173 *MSVCRT__errno() = MSVCRT_EBADF;
174 return INVALID_HANDLE_VALUE;
175 }
176 if (MSVCRT_fdesc[fd].handle == INVALID_HANDLE_VALUE) FIXME("wtf\n");
177 return MSVCRT_fdesc[fd].handle;
178 }
179
180 /* INTERNAL: free a file entry fd */
181 static void msvcrt_free_fd(int fd)
182 {
183 HANDLE old_handle;
184
185 LOCK_FILES();
186 old_handle = MSVCRT_fdesc[fd].handle;
187 MSVCRT_fdesc[fd].handle = INVALID_HANDLE_VALUE;
188 MSVCRT_fdesc[fd].wxflag = 0;
189 TRACE(":fd (%d) freed\n",fd);
190 if (fd < 3) /* don't use 0,1,2 for user files */
191 {
192 switch (fd)
193 {
194 case 0:
195 if (GetStdHandle(STD_INPUT_HANDLE) == old_handle) SetStdHandle(STD_INPUT_HANDLE, 0);
196 break;
197 case 1:
198 if (GetStdHandle(STD_OUTPUT_HANDLE) == old_handle) SetStdHandle(STD_OUTPUT_HANDLE, 0);
199 break;
200 case 2:
201 if (GetStdHandle(STD_ERROR_HANDLE) == old_handle) SetStdHandle(STD_ERROR_HANDLE, 0);
202 break;
203 }
204 }
205 else
206 {
207 if (fd == MSVCRT_fdend - 1)
208 MSVCRT_fdend--;
209 if (fd < MSVCRT_fdstart)
210 MSVCRT_fdstart = fd;
211 }
212 UNLOCK_FILES();
213 }
214
215 /* INTERNAL: Allocate an fd slot from a Win32 HANDLE, starting from fd */
216 /* caller must hold the files lock */
217 static int msvcrt_alloc_fd_from(HANDLE hand, int flag, int fd)
218 {
219 if (fd >= MSVCRT_MAX_FILES)
220 {
221 WARN(":files exhausted!\n");
222 *MSVCRT__errno() = MSVCRT_ENFILE;
223 return -1;
224 }
225 MSVCRT_fdesc[fd].handle = hand;
226 MSVCRT_fdesc[fd].wxflag = WX_OPEN | (flag & (WX_DONTINHERIT | WX_APPEND | WX_TEXT));
227
228 /* locate next free slot */
229 if (fd == MSVCRT_fdstart && fd == MSVCRT_fdend)
230 MSVCRT_fdstart = MSVCRT_fdend + 1;
231 else
232 while (MSVCRT_fdstart < MSVCRT_fdend &&
233 MSVCRT_fdesc[MSVCRT_fdstart].handle != INVALID_HANDLE_VALUE)
234 MSVCRT_fdstart++;
235 /* update last fd in use */
236 if (fd >= MSVCRT_fdend)
237 MSVCRT_fdend = fd + 1;
238 TRACE("fdstart is %d, fdend is %d\n", MSVCRT_fdstart, MSVCRT_fdend);
239
240 switch (fd)
241 {
242 case 0: SetStdHandle(STD_INPUT_HANDLE, hand); break;
243 case 1: SetStdHandle(STD_OUTPUT_HANDLE, hand); break;
244 case 2: SetStdHandle(STD_ERROR_HANDLE, hand); break;
245 }
246
247 return fd;
248 }
249
250 /* INTERNAL: Allocate an fd slot from a Win32 HANDLE */
251 static int msvcrt_alloc_fd(HANDLE hand, int flag)
252 {
253 int ret;
254
255 LOCK_FILES();
256 TRACE(":handle (%p) allocating fd (%d)\n",hand,MSVCRT_fdstart);
257 ret = msvcrt_alloc_fd_from(hand, flag, MSVCRT_fdstart);
258 UNLOCK_FILES();
259 return ret;
260 }
261
262 /* INTERNAL: Allocate a FILE* for an fd slot */
263 /* caller must hold the files lock */
264 static MSVCRT_FILE* msvcrt_alloc_fp(void)
265 {
266 unsigned int i;
267
268 for (i = 3; i < sizeof(MSVCRT_fstreams) / sizeof(MSVCRT_fstreams[0]); i++)
269 {
270 if (!MSVCRT_fstreams[i] || MSVCRT_fstreams[i]->_flag == 0)
271 {
272 if (!MSVCRT_fstreams[i])
273 {
274 if (!(MSVCRT_fstreams[i] = MSVCRT_calloc(sizeof(MSVCRT_FILE),1)))
275 return NULL;
276 if (i == MSVCRT_stream_idx) MSVCRT_stream_idx++;
277 }
278 return MSVCRT_fstreams[i];
279 }
280 }
281 return NULL;
282 }
283
284 /* INTERNAL: initialize a FILE* from an open fd */
285 static int msvcrt_init_fp(MSVCRT_FILE* file, int fd, unsigned stream_flags)
286 {
287 TRACE(":fd (%d) allocating FILE*\n",fd);
288 if (!msvcrt_is_valid_fd(fd))
289 {
290 WARN(":invalid fd %d\n",fd);
291 *MSVCRT___doserrno() = 0;
292 *MSVCRT__errno() = MSVCRT_EBADF;
293 return -1;
294 }
295 memset(file, 0, sizeof(*file));
296 file->_file = fd;
297 file->_flag = stream_flags;
298
299 TRACE(":got FILE* (%p)\n",file);
300 return 0;
301 }
302
303 /* INTERNAL: Create an inheritance data block (for spawned process)
304 * The inheritance block is made of:
305 * 00 int nb of file descriptor (NBFD)
306 * 04 char file flags (wxflag): repeated for each fd
307 * 4+NBFD HANDLE file handle: repeated for each fd
308 */
309 unsigned msvcrt_create_io_inherit_block(WORD *size, BYTE **block)
310 {
311 int fd;
312 char* wxflag_ptr;
313 HANDLE* handle_ptr;
314
315 *size = sizeof(unsigned) + (sizeof(char) + sizeof(HANDLE)) * MSVCRT_fdend;
316 *block = MSVCRT_calloc(*size, 1);
317 if (!*block)
318 {
319 *size = 0;
320 return FALSE;
321 }
322 wxflag_ptr = (char*)*block + sizeof(unsigned);
323 handle_ptr = (HANDLE*)(wxflag_ptr + MSVCRT_fdend * sizeof(char));
324
325 *(unsigned*)*block = MSVCRT_fdend;
326 for (fd = 0; fd < MSVCRT_fdend; fd++)
327 {
328 /* to be inherited, we need it to be open, and that DONTINHERIT isn't set */
329 if ((MSVCRT_fdesc[fd].wxflag & (WX_OPEN | WX_DONTINHERIT)) == WX_OPEN)
330 {
331 *wxflag_ptr = MSVCRT_fdesc[fd].wxflag;
332 *handle_ptr = MSVCRT_fdesc[fd].handle;
333 }
334 else
335 {
336 *wxflag_ptr = 0;
337 *handle_ptr = INVALID_HANDLE_VALUE;
338 }
339 wxflag_ptr++; handle_ptr++;
340 }
341 return TRUE;
342 }
343
344 /* INTERNAL: Set up all file descriptors,
345 * as well as default streams (stdin, stderr and stdout)
346 */
347 void msvcrt_init_io(void)
348 {
349 STARTUPINFOA si;
350 int i;
351
352 InitializeCriticalSection(&MSVCRT_file_cs);
353 MSVCRT_file_cs.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": MSVCRT_file_cs");
354 GetStartupInfoA(&si);
355 if (si.cbReserved2 >= sizeof(unsigned int) && si.lpReserved2 != NULL)
356 {
357 BYTE* wxflag_ptr;
358 HANDLE* handle_ptr;
359 unsigned int count;
360
361 count = *(unsigned*)si.lpReserved2;
362 wxflag_ptr = si.lpReserved2 + sizeof(unsigned);
363 handle_ptr = (HANDLE*)(wxflag_ptr + count);
364
365 count = min(count, (si.cbReserved2 - sizeof(unsigned)) / (sizeof(HANDLE) + 1));
366 count = min(count, sizeof(MSVCRT_fdesc) / sizeof(MSVCRT_fdesc[0]));
367 for (i = 0; i < count; i++)
368 {
369 if ((*wxflag_ptr & WX_OPEN) && *handle_ptr != INVALID_HANDLE_VALUE)
370 {
371 MSVCRT_fdesc[i].wxflag = *wxflag_ptr;
372 MSVCRT_fdesc[i].handle = *handle_ptr;
373 }
374 else
375 {
376 MSVCRT_fdesc[i].wxflag = 0;
377 MSVCRT_fdesc[i].handle = INVALID_HANDLE_VALUE;
378 }
379 wxflag_ptr++; handle_ptr++;
380 }
381 MSVCRT_fdend = max( 3, count );
382 for (MSVCRT_fdstart = 3; MSVCRT_fdstart < MSVCRT_fdend; MSVCRT_fdstart++)
383 if (MSVCRT_fdesc[MSVCRT_fdstart].handle == INVALID_HANDLE_VALUE) break;
384 }
385
386 if (!(MSVCRT_fdesc[0].wxflag & WX_OPEN) || MSVCRT_fdesc[0].handle == INVALID_HANDLE_VALUE)
387 {
388 HANDLE std = GetStdHandle(STD_INPUT_HANDLE);
389 if (std != INVALID_HANDLE_VALUE && DuplicateHandle(GetCurrentProcess(), std,
390 GetCurrentProcess(), &MSVCRT_fdesc[0].handle,
391 0, TRUE, DUPLICATE_SAME_ACCESS))
392 MSVCRT_fdesc[0].wxflag = WX_OPEN | WX_TEXT;
393 }
394 if (!(MSVCRT_fdesc[1].wxflag & WX_OPEN) || MSVCRT_fdesc[1].handle == INVALID_HANDLE_VALUE)
395 {
396 HANDLE std = GetStdHandle(STD_OUTPUT_HANDLE);
397 if (std != INVALID_HANDLE_VALUE && DuplicateHandle(GetCurrentProcess(), std,
398 GetCurrentProcess(), &MSVCRT_fdesc[1].handle,
399 0, TRUE, DUPLICATE_SAME_ACCESS))
400 MSVCRT_fdesc[1].wxflag = WX_OPEN | WX_TEXT;
401 }
402 if (!(MSVCRT_fdesc[2].wxflag & WX_OPEN) || MSVCRT_fdesc[2].handle == INVALID_HANDLE_VALUE)
403 {
404 HANDLE std = GetStdHandle(STD_ERROR_HANDLE);
405 if (std != INVALID_HANDLE_VALUE && DuplicateHandle(GetCurrentProcess(), std,
406 GetCurrentProcess(), &MSVCRT_fdesc[2].handle,
407 0, TRUE, DUPLICATE_SAME_ACCESS))
408 MSVCRT_fdesc[2].wxflag = WX_OPEN | WX_TEXT;
409 }
410
411 TRACE(":handles (%p)(%p)(%p)\n",MSVCRT_fdesc[0].handle,
412 MSVCRT_fdesc[1].handle,MSVCRT_fdesc[2].handle);
413
414 memset(MSVCRT__iob,0,3*sizeof(MSVCRT_FILE));
415 for (i = 0; i < 3; i++)
416 {
417 /* FILE structs for stdin/out/err are static and never deleted */
418 MSVCRT_fstreams[i] = &MSVCRT__iob[i];
419 MSVCRT__iob[i]._file = i;
420 MSVCRT__iob[i]._tmpfname = NULL;
421 MSVCRT__iob[i]._flag = (i == 0) ? MSVCRT__IOREAD : MSVCRT__IOWRT;
422 }
423 MSVCRT_stream_idx = 3;
424 }
425
426 /* INTERNAL: Flush stdio file buffer */
427 static int msvcrt_flush_buffer(MSVCRT_FILE* file)
428 {
429 if(file->_bufsiz) {
430 int cnt=file->_ptr-file->_base;
431 if(cnt>0 && MSVCRT__write(file->_file, file->_base, cnt) != cnt) {
432 file->_flag |= MSVCRT__IOERR;
433 return MSVCRT_EOF;
434 }
435 file->_ptr=file->_base;
436 file->_cnt=file->_bufsiz;
437 }
438 return 0;
439 }
440
441 /* INTERNAL: Allocate stdio file buffer */
442 static void msvcrt_alloc_buffer(MSVCRT_FILE* file)
443 {
444 file->_base = MSVCRT_calloc(MSVCRT_BUFSIZ,1);
445 if(file->_base) {
446 file->_bufsiz = MSVCRT_BUFSIZ;
447 file->_flag |= MSVCRT__IOMYBUF;
448 } else {
449 file->_base = (char*)(&file->_charbuf);
450 /* put here 2 ??? */
451 file->_bufsiz = sizeof(file->_charbuf);
452 }
453 file->_ptr = file->_base;
454 file->_cnt = 0;
455 }
456
457 /* INTERNAL: Convert integer to base32 string (0-9a-v), 0 becomes "" */
458 static void msvcrt_int_to_base32(int num, char *str)
459 {
460 char *p;
461 int n = num;
462 int digits = 0;
463
464 while (n != 0)
465 {
466 n >>= 5;
467 digits++;
468 }
469 p = str + digits;
470 *p = 0;
471 while (--p >= str)
472 {
473 *p = (num & 31) + '0';
474 if (*p > '9')
475 *p += ('a' - '0' - 10);
476 num >>= 5;
477 }
478 }
479
480 /*********************************************************************
481 * __iob_func(MSVCRT.@)
482 */
483 MSVCRT_FILE * CDECL MSVCRT___iob_func(void)
484 {
485 return &MSVCRT__iob[0];
486 }
487
488 /*********************************************************************
489 * _access (MSVCRT.@)
490 */
491 int CDECL MSVCRT__access(const char *filename, int mode)
492 {
493 DWORD attr = GetFileAttributesA(filename);
494
495 TRACE("(%s,%d) %d\n",filename,mode,attr);
496
497 if (!filename || attr == INVALID_FILE_ATTRIBUTES)
498 {
499 msvcrt_set_errno(GetLastError());
500 return -1;
501 }
502 if ((attr & FILE_ATTRIBUTE_READONLY) && (mode & MSVCRT_W_OK))
503 {
504 msvcrt_set_errno(ERROR_ACCESS_DENIED);
505 return -1;
506 }
507 return 0;
508 }
509
510 /*********************************************************************
511 * _access_s (MSVCRT.@)
512 */
513 int CDECL _access_s(const char *filename, int mode)
514 {
515 if (!MSVCRT_CHECK_PMT(filename != NULL) ||
516 !MSVCRT_CHECK_PMT((mode & ~(MSVCRT_R_OK | MSVCRT_W_OK)) == 0))
517 {
518 *MSVCRT__errno() = MSVCRT_EINVAL;
519 return -1;
520 }
521
522 return MSVCRT__access(filename, mode);
523 }
524
525 /*********************************************************************
526 * _waccess (MSVCRT.@)
527 */
528 int CDECL _waccess(const MSVCRT_wchar_t *filename, int mode)
529 {
530 DWORD attr = GetFileAttributesW(filename);
531
532 TRACE("(%s,%d) %d\n",debugstr_w(filename),mode,attr);
533
534 if (!filename || attr == INVALID_FILE_ATTRIBUTES)
535 {
536 msvcrt_set_errno(GetLastError());
537 return -1;
538 }
539 if ((attr & FILE_ATTRIBUTE_READONLY) && (mode & MSVCRT_W_OK))
540 {
541 msvcrt_set_errno(ERROR_ACCESS_DENIED);
542 return -1;
543 }
544 return 0;
545 }
546
547 /*********************************************************************
548 * _waccess_s (MSVCRT.@)
549 */
550 int CDECL _waccess_s(const MSVCRT_wchar_t *filename, int mode)
551 {
552 if (!MSVCRT_CHECK_PMT(filename != NULL) ||
553 !MSVCRT_CHECK_PMT((mode & ~(MSVCRT_R_OK | MSVCRT_W_OK)) == 0))
554 {
555 *MSVCRT__errno() = MSVCRT_EINVAL;
556 return -1;
557 }
558
559 return _waccess(filename, mode);
560 }
561
562 /*********************************************************************
563 * _chmod (MSVCRT.@)
564 */
565 int CDECL MSVCRT__chmod(const char *path, int flags)
566 {
567 DWORD oldFlags = GetFileAttributesA(path);
568
569 if (oldFlags != INVALID_FILE_ATTRIBUTES)
570 {
571 DWORD newFlags = (flags & MSVCRT__S_IWRITE)? oldFlags & ~FILE_ATTRIBUTE_READONLY:
572 oldFlags | FILE_ATTRIBUTE_READONLY;
573
574 if (newFlags == oldFlags || SetFileAttributesA(path, newFlags))
575 return 0;
576 }
577 msvcrt_set_errno(GetLastError());
578 return -1;
579 }
580
581 /*********************************************************************
582 * _wchmod (MSVCRT.@)
583 */
584 int CDECL _wchmod(const MSVCRT_wchar_t *path, int flags)
585 {
586 DWORD oldFlags = GetFileAttributesW(path);
587
588 if (oldFlags != INVALID_FILE_ATTRIBUTES)
589 {
590 DWORD newFlags = (flags & MSVCRT__S_IWRITE)? oldFlags & ~FILE_ATTRIBUTE_READONLY:
591 oldFlags | FILE_ATTRIBUTE_READONLY;
592
593 if (newFlags == oldFlags || SetFileAttributesW(path, newFlags))
594 return 0;
595 }
596 msvcrt_set_errno(GetLastError());
597 return -1;
598 }
599
600 /*********************************************************************
601 * _unlink (MSVCRT.@)
602 */
603 int CDECL MSVCRT__unlink(const char *path)
604 {
605 TRACE("%s\n",debugstr_a(path));
606 if(DeleteFileA(path))
607 return 0;
608 TRACE("failed (%d)\n",GetLastError());
609 msvcrt_set_errno(GetLastError());
610 return -1;
611 }
612
613 /*********************************************************************
614 * _wunlink (MSVCRT.@)
615 */
616 int CDECL _wunlink(const MSVCRT_wchar_t *path)
617 {
618 TRACE("(%s)\n",debugstr_w(path));
619 if(DeleteFileW(path))
620 return 0;
621 TRACE("failed (%d)\n",GetLastError());
622 msvcrt_set_errno(GetLastError());
623 return -1;
624 }
625
626 /* _flushall calls MSVCRT_fflush which calls _flushall */
627 int CDECL MSVCRT_fflush(MSVCRT_FILE* file);
628
629 /*********************************************************************
630 * _flushall (MSVCRT.@)
631 */
632 int CDECL _flushall(void)
633 {
634 int i, num_flushed = 0;
635
636 LOCK_FILES();
637 for (i = 3; i < MSVCRT_stream_idx; i++)
638 if (MSVCRT_fstreams[i] && MSVCRT_fstreams[i]->_flag)
639 {
640 #if 0
641 /* FIXME: flush, do not commit */
642 if (_commit(i) == -1)
643 if (MSVCRT_fstreams[i])
644 MSVCRT_fstreams[i]->_flag |= MSVCRT__IOERR;
645 #endif
646 if(MSVCRT_fstreams[i]->_flag & MSVCRT__IOWRT) {
647 MSVCRT_fflush(MSVCRT_fstreams[i]);
648 num_flushed++;
649 }
650 }
651 UNLOCK_FILES();
652
653 TRACE(":flushed (%d) handles\n",num_flushed);
654 return num_flushed;
655 }
656
657 /*********************************************************************
658 * fflush (MSVCRT.@)
659 */
660 int CDECL MSVCRT_fflush(MSVCRT_FILE* file)
661 {
662 if(!file) {
663 _flushall();
664 } else if(file->_flag & MSVCRT__IOWRT) {
665 int res=msvcrt_flush_buffer(file);
666 return res;
667 }
668 return 0;
669 }
670
671 /*********************************************************************
672 * _close (MSVCRT.@)
673 */
674 int CDECL MSVCRT__close(int fd)
675 {
676 HANDLE hand;
677 int ret;
678
679 LOCK_FILES();
680 hand = msvcrt_fdtoh(fd);
681 TRACE(":fd (%d) handle (%p)\n",fd,hand);
682 if (hand == INVALID_HANDLE_VALUE)
683 ret = -1;
684 else if (!CloseHandle(hand))
685 {
686 WARN(":failed-last error (%d)\n",GetLastError());
687 msvcrt_set_errno(GetLastError());
688 ret = -1;
689 }
690 else
691 {
692 msvcrt_free_fd(fd);
693 ret = 0;
694 }
695 UNLOCK_FILES();
696 TRACE(":ok\n");
697 return ret;
698 }
699
700 /*********************************************************************
701 * _commit (MSVCRT.@)
702 */
703 int CDECL _commit(int fd)
704 {
705 HANDLE hand = msvcrt_fdtoh(fd);
706
707 TRACE(":fd (%d) handle (%p)\n",fd,hand);
708 if (hand == INVALID_HANDLE_VALUE)
709 return -1;
710
711 if (!FlushFileBuffers(hand))
712 {
713 if (GetLastError() == ERROR_INVALID_HANDLE)
714 {
715 /* FlushFileBuffers fails for console handles
716 * so we ignore this error.
717 */
718 return 0;
719 }
720 TRACE(":failed-last error (%d)\n",GetLastError());
721 msvcrt_set_errno(GetLastError());
722 return -1;
723 }
724 TRACE(":ok\n");
725 return 0;
726 }
727
728 /*********************************************************************
729 * _dup2 (MSVCRT.@)
730 * NOTES
731 * MSDN isn't clear on this point, but the remarks for _pipe
732 * indicate file descriptors duplicated with _dup and _dup2 are always
733 * inheritable.
734 */
735 int CDECL MSVCRT__dup2(int od, int nd)
736 {
737 int ret;
738
739 TRACE("(od=%d, nd=%d)\n", od, nd);
740 LOCK_FILES();
741 if (nd < MSVCRT_MAX_FILES && nd >= 0 && msvcrt_is_valid_fd(od))
742 {
743 HANDLE handle;
744
745 if (DuplicateHandle(GetCurrentProcess(), MSVCRT_fdesc[od].handle,
746 GetCurrentProcess(), &handle, 0, TRUE, DUPLICATE_SAME_ACCESS))
747 {
748 int wxflag = MSVCRT_fdesc[od].wxflag & ~MSVCRT__O_NOINHERIT;
749
750 if (msvcrt_is_valid_fd(nd))
751 MSVCRT__close(nd);
752 ret = msvcrt_alloc_fd_from(handle, wxflag, nd);
753 if (ret == -1)
754 {
755 CloseHandle(handle);
756 *MSVCRT__errno() = MSVCRT_EMFILE;
757 }
758 else
759 {
760 /* _dup2 returns 0, not nd, on success */
761 ret = 0;
762 }
763 }
764 else
765 {
766 ret = -1;
767 msvcrt_set_errno(GetLastError());
768 }
769 }
770 else
771 {
772 *MSVCRT__errno() = MSVCRT_EBADF;
773 ret = -1;
774 }
775 UNLOCK_FILES();
776 return ret;
777 }
778
779 /*********************************************************************
780 * _dup (MSVCRT.@)
781 */
782 int CDECL MSVCRT__dup(int od)
783 {
784 int fd, ret;
785
786 LOCK_FILES();
787 fd = MSVCRT_fdstart;
788 if (MSVCRT__dup2(od, fd) == 0)
789 ret = fd;
790 else
791 ret = -1;
792 UNLOCK_FILES();
793 return ret;
794 }
795
796 /*********************************************************************
797 * _eof (MSVCRT.@)
798 */
799 int CDECL _eof(int fd)
800 {
801 DWORD curpos,endpos;
802 LONG hcurpos,hendpos;
803 HANDLE hand = msvcrt_fdtoh(fd);
804
805 TRACE(":fd (%d) handle (%p)\n",fd,hand);
806
807 if (hand == INVALID_HANDLE_VALUE)
808 return -1;
809
810 if (MSVCRT_fdesc[fd].wxflag & WX_ATEOF) return TRUE;
811
812 /* Otherwise we do it the hard way */
813 hcurpos = hendpos = 0;
814 curpos = SetFilePointer(hand, 0, &hcurpos, FILE_CURRENT);
815 endpos = SetFilePointer(hand, 0, &hendpos, FILE_END);
816
817 if (curpos == endpos && hcurpos == hendpos)
818 {
819 /* FIXME: shouldn't WX_ATEOF be set here? */
820 return TRUE;
821 }
822
823 SetFilePointer(hand, curpos, &hcurpos, FILE_BEGIN);
824 return FALSE;
825 }
826
827 /*********************************************************************
828 * _fcloseall (MSVCRT.@)
829 */
830 int CDECL MSVCRT__fcloseall(void)
831 {
832 int num_closed = 0, i;
833
834 LOCK_FILES();
835 for (i = 3; i < MSVCRT_stream_idx; i++)
836 if (MSVCRT_fstreams[i] && MSVCRT_fstreams[i]->_flag &&
837 !MSVCRT_fclose(MSVCRT_fstreams[i]))
838 num_closed++;
839 UNLOCK_FILES();
840
841 TRACE(":closed (%d) handles\n",num_closed);
842 return num_closed;
843 }
844
845 /* free everything on process exit */
846 void msvcrt_free_io(void)
847 {
848 MSVCRT__fcloseall();
849 /* The Win32 _fcloseall() function explicitly doesn't close stdin,
850 * stdout, and stderr (unlike GNU), so we need to fclose() them here
851 * or they won't get flushed.
852 */
853 MSVCRT_fclose(&MSVCRT__iob[0]);
854 MSVCRT_fclose(&MSVCRT__iob[1]);
855 MSVCRT_fclose(&MSVCRT__iob[2]);
856 MSVCRT_file_cs.DebugInfo->Spare[0] = 0;
857 DeleteCriticalSection(&MSVCRT_file_cs);
858 }
859
860 /*********************************************************************
861 * _lseeki64 (MSVCRT.@)
862 */
863 __int64 CDECL MSVCRT__lseeki64(int fd, __int64 offset, int whence)
864 {
865 HANDLE hand = msvcrt_fdtoh(fd);
866 LARGE_INTEGER ofs, ret;
867
868 TRACE(":fd (%d) handle (%p)\n",fd,hand);
869 if (hand == INVALID_HANDLE_VALUE)
870 return -1;
871
872 if (whence < 0 || whence > 2)
873 {
874 *MSVCRT__errno() = MSVCRT_EINVAL;
875 return -1;
876 }
877
878 TRACE(":fd (%d) to %s pos %s\n",
879 fd,wine_dbgstr_longlong(offset),
880 (whence==SEEK_SET)?"SEEK_SET":
881 (whence==SEEK_CUR)?"SEEK_CUR":
882 (whence==SEEK_END)?"SEEK_END":"UNKNOWN");
883
884 ofs.QuadPart = offset;
885 if (SetFilePointerEx(hand, ofs, &ret, whence))
886 {
887 MSVCRT_fdesc[fd].wxflag &= ~(WX_ATEOF|WX_READEOF);
888 /* FIXME: What if we seek _to_ EOF - is EOF set? */
889
890 return ret.QuadPart;
891 }
892 TRACE(":error-last error (%d)\n",GetLastError());
893 msvcrt_set_errno(GetLastError());
894 return -1;
895 }
896
897 /*********************************************************************
898 * _lseek (MSVCRT.@)
899 */
900 LONG CDECL MSVCRT__lseek(int fd, LONG offset, int whence)
901 {
902 return MSVCRT__lseeki64(fd, offset, whence);
903 }
904
905 /*********************************************************************
906 * _lock_file (MSVCRT.@)
907 */
908 void CDECL MSVCRT__lock_file(MSVCRT_FILE *file)
909 {
910 FIXME("(%p) stub\n",file);
911 }
912
913 /*********************************************************************
914 * _unlock_file (MSVCRT.@)
915 */
916 void CDECL MSVCRT__unlock_file(MSVCRT_FILE *file)
917 {
918 FIXME("(%p) stub\n",file);
919 }
920
921 /*********************************************************************
922 * _locking (MSVCRT.@)
923 *
924 * This is untested; the underlying LockFile doesn't work yet.
925 */
926 int CDECL MSVCRT__locking(int fd, int mode, LONG nbytes)
927 {
928 BOOL ret;
929 DWORD cur_locn;
930 HANDLE hand = msvcrt_fdtoh(fd);
931
932 TRACE(":fd (%d) handle (%p)\n",fd,hand);
933 if (hand == INVALID_HANDLE_VALUE)
934 return -1;
935
936 if (mode < 0 || mode > 4)
937 {
938 *MSVCRT__errno() = MSVCRT_EINVAL;
939 return -1;
940 }
941
942 TRACE(":fd (%d) by 0x%08x mode %s\n",
943 fd,nbytes,(mode==MSVCRT__LK_UNLCK)?"_LK_UNLCK":
944 (mode==MSVCRT__LK_LOCK)?"_LK_LOCK":
945 (mode==MSVCRT__LK_NBLCK)?"_LK_NBLCK":
946 (mode==MSVCRT__LK_RLCK)?"_LK_RLCK":
947 (mode==MSVCRT__LK_NBRLCK)?"_LK_NBRLCK":
948 "UNKNOWN");
949
950 if ((cur_locn = SetFilePointer(hand, 0L, NULL, SEEK_CUR)) == INVALID_SET_FILE_POINTER)
951 {
952 FIXME ("Seek failed\n");
953 *MSVCRT__errno() = MSVCRT_EINVAL; /* FIXME */
954 return -1;
955 }
956 if (mode == MSVCRT__LK_LOCK || mode == MSVCRT__LK_RLCK)
957 {
958 int nretry = 10;
959 ret = 1; /* just to satisfy gcc */
960 while (nretry--)
961 {
962 ret = LockFile(hand, cur_locn, 0L, nbytes, 0L);
963 if (ret) break;
964 Sleep(1);
965 }
966 }
967 else if (mode == MSVCRT__LK_UNLCK)
968 ret = UnlockFile(hand, cur_locn, 0L, nbytes, 0L);
969 else
970 ret = LockFile(hand, cur_locn, 0L, nbytes, 0L);
971 /* FIXME - what about error settings? */
972 return ret ? 0 : -1;
973 }
974
975 /*********************************************************************
976 * _fseeki64 (MSVCRT.@)
977 */
978 int CDECL MSVCRT__fseeki64(MSVCRT_FILE* file, __int64 offset, int whence)
979 {
980 /* Flush output if needed */
981 if(file->_flag & MSVCRT__IOWRT)
982 msvcrt_flush_buffer(file);
983
984 if(whence == SEEK_CUR && file->_flag & MSVCRT__IOREAD ) {
985 offset -= file->_cnt;
986 if (MSVCRT_fdesc[file->_file].wxflag & WX_TEXT) {
987 /* Black magic correction for CR removal */
988 int i;
989 for (i=0; i<file->_cnt; i++) {
990 if (file->_ptr[i] == '\n')
991 offset--;
992 }
993 /* Black magic when reading CR at buffer boundary*/
994 if(MSVCRT_fdesc[file->_file].wxflag & WX_READCR)
995 offset--;
996 }
997 }
998 /* Discard buffered input */
999 file->_cnt = 0;
1000 file->_ptr = file->_base;
1001 /* Reset direction of i/o */
1002 if(file->_flag & MSVCRT__IORW) {
1003 file->_flag &= ~(MSVCRT__IOREAD|MSVCRT__IOWRT);
1004 }
1005 /* Clear end of file flag */
1006 file->_flag &= ~MSVCRT__IOEOF;
1007 return (MSVCRT__lseeki64(file->_file,offset,whence) == -1)?-1:0;
1008 }
1009
1010 /*********************************************************************
1011 * fseek (MSVCRT.@)
1012 */
1013 int CDECL MSVCRT_fseek(MSVCRT_FILE* file, MSVCRT_long offset, int whence)
1014 {
1015 return MSVCRT__fseeki64( file, offset, whence );
1016 }
1017
1018 /*********************************************************************
1019 * _chsize (MSVCRT.@)
1020 */
1021 int CDECL MSVCRT__chsize(int fd, MSVCRT_long size)
1022 {
1023 LONG cur, pos;
1024 HANDLE handle;
1025 BOOL ret = FALSE;
1026
1027 TRACE("(fd=%d, size=%d)\n", fd, size);
1028
1029 LOCK_FILES();
1030
1031 handle = msvcrt_fdtoh(fd);
1032 if (handle != INVALID_HANDLE_VALUE)
1033 {
1034 /* save the current file pointer */
1035 cur = MSVCRT__lseek(fd, 0, SEEK_CUR);
1036 if (cur >= 0)
1037 {
1038 pos = MSVCRT__lseek(fd, size, SEEK_SET);
1039 if (pos >= 0)
1040 {
1041 ret = SetEndOfFile(handle);
1042 if (!ret) msvcrt_set_errno(GetLastError());
1043 }
1044
1045 /* restore the file pointer */
1046 MSVCRT__lseek(fd, cur, SEEK_SET);
1047 }
1048 }
1049
1050 UNLOCK_FILES();
1051 return ret ? 0 : -1;
1052 }
1053
1054 /*********************************************************************
1055 * clearerr (MSVCRT.@)
1056 */
1057 void CDECL MSVCRT_clearerr(MSVCRT_FILE* file)
1058 {
1059 TRACE(":file (%p) fd (%d)\n",file,file->_file);
1060 file->_flag &= ~(MSVCRT__IOERR | MSVCRT__IOEOF);
1061 }
1062
1063 /*********************************************************************
1064 * rewind (MSVCRT.@)
1065 */
1066 void CDECL MSVCRT_rewind(MSVCRT_FILE* file)
1067 {
1068 TRACE(":file (%p) fd (%d)\n",file,file->_file);
1069 MSVCRT_fseek(file, 0L, SEEK_SET);
1070 MSVCRT_clearerr(file);
1071 }
1072
1073 static int msvcrt_get_flags(const MSVCRT_wchar_t* mode, int *open_flags, int* stream_flags)
1074 {
1075 int plus = strchrW(mode, '+') != NULL;
1076
1077 switch(*mode++)
1078 {
1079 case 'R': case 'r':
1080 *open_flags = plus ? MSVCRT__O_RDWR : MSVCRT__O_RDONLY;
1081 *stream_flags = plus ? MSVCRT__IORW : MSVCRT__IOREAD;
1082 break;
1083 case 'W': case 'w':
1084 *open_flags = MSVCRT__O_CREAT | MSVCRT__O_TRUNC | (plus ? MSVCRT__O_RDWR : MSVCRT__O_WRONLY);
1085 *stream_flags = plus ? MSVCRT__IORW : MSVCRT__IOWRT;
1086 break;
1087 case 'A': case 'a':
1088 *open_flags = MSVCRT__O_CREAT | MSVCRT__O_APPEND | (plus ? MSVCRT__O_RDWR : MSVCRT__O_WRONLY);
1089 *stream_flags = plus ? MSVCRT__IORW : MSVCRT__IOWRT;
1090 break;
1091 default:
1092 MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
1093 *MSVCRT__errno() = MSVCRT_EINVAL;
1094 return -1;
1095 }
1096
1097 while (*mode)
1098 switch (*mode++)
1099 {
1100 case 'B': case 'b':
1101 *open_flags |= MSVCRT__O_BINARY;
1102 *open_flags &= ~MSVCRT__O_TEXT;
1103 break;
1104 case 'T': case 't':
1105 *open_flags |= MSVCRT__O_TEXT;
1106 *open_flags &= ~MSVCRT__O_BINARY;
1107 break;
1108 case '+':
1109 case ' ':
1110 break;
1111 default:
1112 FIXME(":unknown flag %c not supported\n",mode[-1]);
1113 }
1114 return 0;
1115 }
1116
1117 /*********************************************************************
1118 * _fdopen (MSVCRT.@)
1119 */
1120 MSVCRT_FILE* CDECL MSVCRT__fdopen(int fd, const char *mode)
1121 {
1122 MSVCRT_FILE *ret;
1123 MSVCRT_wchar_t *modeW = NULL;
1124
1125 if (mode && !(modeW = msvcrt_wstrdupa(mode))) return NULL;
1126
1127 ret = MSVCRT__wfdopen(fd, modeW);
1128
1129 MSVCRT_free(modeW);
1130 return ret;
1131 }
1132
1133 /*********************************************************************
1134 * _wfdopen (MSVCRT.@)
1135 */
1136 MSVCRT_FILE* CDECL MSVCRT__wfdopen(int fd, const MSVCRT_wchar_t *mode)
1137 {
1138 int open_flags, stream_flags;
1139 MSVCRT_FILE* file;
1140
1141 if (msvcrt_get_flags(mode, &open_flags, &stream_flags) == -1) return NULL;
1142
1143 LOCK_FILES();
1144 if (!(file = msvcrt_alloc_fp()))
1145 file = NULL;
1146 else if (msvcrt_init_fp(file, fd, stream_flags) == -1)
1147 {
1148 file->_flag = 0;
1149 file = NULL;
1150 }
1151 else TRACE(":fd (%d) mode (%s) FILE* (%p)\n", fd, debugstr_w(mode), file);
1152 UNLOCK_FILES();
1153
1154 return file;
1155 }
1156
1157 /*********************************************************************
1158 * _filelength (MSVCRT.@)
1159 */
1160 LONG CDECL MSVCRT__filelength(int fd)
1161 {
1162 LONG curPos = MSVCRT__lseek(fd, 0, SEEK_CUR);
1163 if (curPos != -1)
1164 {
1165 LONG endPos = MSVCRT__lseek(fd, 0, SEEK_END);
1166 if (endPos != -1)
1167 {
1168 if (endPos != curPos)
1169 MSVCRT__lseek(fd, curPos, SEEK_SET);
1170 return endPos;
1171 }
1172 }
1173 return -1;
1174 }
1175
1176 /*********************************************************************
1177 * _filelengthi64 (MSVCRT.@)
1178 */
1179 __int64 CDECL MSVCRT__filelengthi64(int fd)
1180 {
1181 __int64 curPos = MSVCRT__lseeki64(fd, 0, SEEK_CUR);
1182 if (curPos != -1)
1183 {
1184 __int64 endPos = MSVCRT__lseeki64(fd, 0, SEEK_END);
1185 if (endPos != -1)
1186 {
1187 if (endPos != curPos)
1188 MSVCRT__lseeki64(fd, curPos, SEEK_SET);
1189 return endPos;
1190 }
1191 }
1192 return -1;
1193 }
1194
1195 /*********************************************************************
1196 * _fileno (MSVCRT.@)
1197 */
1198 int CDECL MSVCRT__fileno(MSVCRT_FILE* file)
1199 {
1200 TRACE(":FILE* (%p) fd (%d)\n",file,file->_file);
1201 return file->_file;
1202 }
1203
1204 /*********************************************************************
1205 * _fstat64 (MSVCRT.@)
1206 */
1207 int CDECL MSVCRT__fstat64(int fd, struct MSVCRT__stat64* buf)
1208 {
1209 DWORD dw;
1210 DWORD type;
1211 BY_HANDLE_FILE_INFORMATION hfi;
1212 HANDLE hand = msvcrt_fdtoh(fd);
1213
1214 TRACE(":fd (%d) stat (%p)\n",fd,buf);
1215 if (hand == INVALID_HANDLE_VALUE)
1216 return -1;
1217
1218 if (!buf)
1219 {
1220 WARN(":failed-NULL buf\n");
1221 msvcrt_set_errno(ERROR_INVALID_PARAMETER);
1222 return -1;
1223 }
1224
1225 memset(&hfi, 0, sizeof(hfi));
1226 memset(buf, 0, sizeof(struct MSVCRT__stat64));
1227 type = GetFileType(hand);
1228 if (type == FILE_TYPE_PIPE)
1229 {
1230 buf->st_dev = buf->st_rdev = fd;
1231 buf->st_mode = S_IFIFO;
1232 buf->st_nlink = 1;
1233 }
1234 else if (type == FILE_TYPE_CHAR)
1235 {
1236 buf->st_dev = buf->st_rdev = fd;
1237 buf->st_mode = S_IFCHR;
1238 buf->st_nlink = 1;
1239 }
1240 else /* FILE_TYPE_DISK etc. */
1241 {
1242 if (!GetFileInformationByHandle(hand, &hfi))
1243 {
1244 WARN(":failed-last error (%d)\n",GetLastError());
1245 msvcrt_set_errno(ERROR_INVALID_PARAMETER);
1246 return -1;
1247 }
1248 buf->st_mode = S_IFREG | 0444;
1249 if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY))
1250 buf->st_mode |= 0222;
1251 buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow;
1252 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw);
1253 buf->st_atime = dw;
1254 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw);
1255 buf->st_mtime = buf->st_ctime = dw;
1256 buf->st_nlink = hfi.nNumberOfLinks;
1257 }
1258 TRACE(":dwFileAttributes = 0x%x, mode set to 0x%x\n",hfi.dwFileAttributes,
1259 buf->st_mode);
1260 return 0;
1261 }
1262
1263 /*********************************************************************
1264 * _fstati64 (MSVCRT.@)
1265 */
1266 int CDECL MSVCRT__fstati64(int fd, struct MSVCRT__stati64* buf)
1267 {
1268 int ret;
1269 struct MSVCRT__stat64 buf64;
1270
1271 ret = MSVCRT__fstat64(fd, &buf64);
1272 if (!ret)
1273 msvcrt_stat64_to_stati64(&buf64, buf);
1274 return ret;
1275 }
1276
1277 /*********************************************************************
1278 * _fstat (MSVCRT.@)
1279 */
1280 int CDECL MSVCRT__fstat(int fd, struct MSVCRT__stat* buf)
1281 { int ret;
1282 struct MSVCRT__stat64 buf64;
1283
1284 ret = MSVCRT__fstat64(fd, &buf64);
1285 if (!ret)
1286 msvcrt_stat64_to_stat(&buf64, buf);
1287 return ret;
1288 }
1289
1290 /*********************************************************************
1291 * _futime64 (MSVCRT.@)
1292 */
1293 int CDECL _futime64(int fd, struct MSVCRT___utimbuf64 *t)
1294 {
1295 HANDLE hand = msvcrt_fdtoh(fd);
1296 FILETIME at, wt;
1297
1298 if (!t)
1299 {
1300 time_to_filetime( MSVCRT__time64(NULL), &at );
1301 wt = at;
1302 }
1303 else
1304 {
1305 time_to_filetime( t->actime, &at );
1306 time_to_filetime( t->modtime, &wt );
1307 }
1308
1309 if (!SetFileTime(hand, NULL, &at, &wt))
1310 {
1311 msvcrt_set_errno(GetLastError());
1312 return -1 ;
1313 }
1314 return 0;
1315 }
1316
1317 /*********************************************************************
1318 * _futime32 (MSVCRT.@)
1319 */
1320 int CDECL _futime32(int fd, struct MSVCRT___utimbuf32 *t)
1321 {
1322 struct MSVCRT___utimbuf64 t64;
1323 t64.actime = t->actime;
1324 t64.modtime = t->modtime;
1325 return _futime64( fd, &t64 );
1326 }
1327
1328 /*********************************************************************
1329 * _futime (MSVCRT.@)
1330 */
1331 #ifdef _WIN64
1332 int CDECL _futime(int fd, struct MSVCRT___utimbuf64 *t)
1333 {
1334 return _futime64( fd, t );
1335 }
1336 #else
1337 int CDECL _futime(int fd, struct MSVCRT___utimbuf32 *t)
1338 {
1339 return _futime32( fd, t );
1340 }
1341 #endif
1342
1343 /*********************************************************************
1344 * _get_osfhandle (MSVCRT.@)
1345 */
1346 MSVCRT_intptr_t CDECL _get_osfhandle(int fd)
1347 {
1348 HANDLE hand = msvcrt_fdtoh(fd);
1349 TRACE(":fd (%d) handle (%p)\n",fd,hand);
1350
1351 return (MSVCRT_intptr_t)hand;
1352 }
1353
1354 /*********************************************************************
1355 * _isatty (MSVCRT.@)
1356 */
1357 int CDECL _isatty(int fd)
1358 {
1359 HANDLE hand = msvcrt_fdtoh(fd);
1360
1361 TRACE(":fd (%d) handle (%p)\n",fd,hand);
1362 if (hand == INVALID_HANDLE_VALUE)
1363 return 0;
1364
1365 return GetFileType(hand) == FILE_TYPE_CHAR? 1 : 0;
1366 }
1367
1368 /*********************************************************************
1369 * _mktemp (MSVCRT.@)
1370 */
1371 char * CDECL _mktemp(char *pattern)
1372 {
1373 int numX = 0;
1374 char *retVal = pattern;
1375 int id;
1376 char letter = 'a';
1377
1378 while(*pattern)
1379 numX = (*pattern++ == 'X')? numX + 1 : 0;
1380 if (numX < 5)
1381 return NULL;
1382 pattern--;
1383 id = GetCurrentProcessId();
1384 numX = 6;
1385 while(numX--)
1386 {
1387 int tempNum = id / 10;
1388 *pattern-- = id - (tempNum * 10) + '0';
1389 id = tempNum;
1390 }
1391 pattern++;
1392 do
1393 {
1394 *pattern = letter++;
1395 if (GetFileAttributesA(retVal) == INVALID_FILE_ATTRIBUTES &&
1396 GetLastError() == ERROR_FILE_NOT_FOUND)
1397 return retVal;
1398 } while(letter <= 'z');
1399 return NULL;
1400 }
1401
1402 /*********************************************************************
1403 * _wmktemp (MSVCRT.@)
1404 */
1405 MSVCRT_wchar_t * CDECL _wmktemp(MSVCRT_wchar_t *pattern)
1406 {
1407 int numX = 0;
1408 MSVCRT_wchar_t *retVal = pattern;
1409 int id;
1410 MSVCRT_wchar_t letter = 'a';
1411
1412 while(*pattern)
1413 numX = (*pattern++ == 'X')? numX + 1 : 0;
1414 if (numX < 5)
1415 return NULL;
1416 pattern--;
1417 id = GetCurrentProcessId();
1418 numX = 6;
1419 while(numX--)
1420 {
1421 int tempNum = id / 10;
1422 *pattern-- = id - (tempNum * 10) + '0';
1423 id = tempNum;
1424 }
1425 pattern++;
1426 do
1427 {
1428 if (GetFileAttributesW(retVal) == INVALID_FILE_ATTRIBUTES &&
1429 GetLastError() == ERROR_FILE_NOT_FOUND)
1430 return retVal;
1431 *pattern = letter++;
1432 } while(letter != '|');
1433 return NULL;
1434 }
1435
1436 static unsigned split_oflags(unsigned oflags)
1437 {
1438 int wxflags = 0;
1439 unsigned unsupp; /* until we support everything */
1440
1441 if (oflags & MSVCRT__O_APPEND) wxflags |= WX_APPEND;
1442 if (oflags & MSVCRT__O_BINARY) {/* Nothing to do */}
1443 else if (oflags & MSVCRT__O_TEXT) wxflags |= WX_TEXT;
1444 else if (*__p__fmode() & MSVCRT__O_BINARY) {/* Nothing to do */}
1445 else wxflags |= WX_TEXT; /* default to TEXT*/
1446 if (oflags & MSVCRT__O_NOINHERIT) wxflags |= WX_DONTINHERIT;
1447
1448 if ((unsupp = oflags & ~(
1449 MSVCRT__O_BINARY|MSVCRT__O_TEXT|MSVCRT__O_APPEND|
1450 MSVCRT__O_TRUNC|MSVCRT__O_EXCL|MSVCRT__O_CREAT|
1451 MSVCRT__O_RDWR|MSVCRT__O_WRONLY|MSVCRT__O_TEMPORARY|
1452 MSVCRT__O_NOINHERIT|
1453 MSVCRT__O_SEQUENTIAL|MSVCRT__O_RANDOM|MSVCRT__O_SHORT_LIVED
1454 )))
1455 ERR(":unsupported oflags 0x%04x\n",unsupp);
1456
1457 return wxflags;
1458 }
1459
1460 /*********************************************************************
1461 * _pipe (MSVCRT.@)
1462 */
1463 int CDECL MSVCRT__pipe(int *pfds, unsigned int psize, int textmode)
1464 {
1465 int ret = -1;
1466 SECURITY_ATTRIBUTES sa;
1467 HANDLE readHandle, writeHandle;
1468
1469 if (!pfds)
1470 {
1471 *MSVCRT__errno() = MSVCRT_EINVAL;
1472 return -1;
1473 }
1474
1475 sa.nLength = sizeof(SECURITY_ATTRIBUTES);
1476 sa.bInheritHandle = !(textmode & MSVCRT__O_NOINHERIT);
1477 sa.lpSecurityDescriptor = NULL;
1478 if (CreatePipe(&readHandle, &writeHandle, &sa, psize))
1479 {
1480 unsigned int wxflags = split_oflags(textmode);
1481 int fd;
1482
1483 LOCK_FILES();
1484 fd = msvcrt_alloc_fd(readHandle, wxflags);
1485 if (fd != -1)
1486 {
1487 pfds[0] = fd;
1488 fd = msvcrt_alloc_fd(writeHandle, wxflags);
1489 if (fd != -1)
1490 {
1491 pfds[1] = fd;
1492 ret = 0;
1493 }
1494 else
1495 {
1496 MSVCRT__close(pfds[0]);
1497 CloseHandle(writeHandle);
1498 *MSVCRT__errno() = MSVCRT_EMFILE;
1499 }
1500 }
1501 else
1502 {
1503 CloseHandle(readHandle);
1504 CloseHandle(writeHandle);
1505 *MSVCRT__errno() = MSVCRT_EMFILE;
1506 }
1507 UNLOCK_FILES();
1508 }
1509 else
1510 msvcrt_set_errno(GetLastError());
1511
1512 return ret;
1513 }
1514
1515 /*********************************************************************
1516 * _sopen (MSVCRT.@)
1517 */
1518 int CDECL MSVCRT__sopen( const char *path, int oflags, int shflags, ... )
1519 {
1520 __ms_va_list ap;
1521 int pmode;
1522 DWORD access = 0, creation = 0, attrib;
1523 DWORD sharing;
1524 int wxflag = 0, fd;
1525 HANDLE hand;
1526 SECURITY_ATTRIBUTES sa;
1527
1528
1529 TRACE(":file (%s) oflags: 0x%04x shflags: 0x%04x\n",
1530 path, oflags, shflags);
1531
1532 wxflag = split_oflags(oflags);
1533 switch (oflags & (MSVCRT__O_RDONLY | MSVCRT__O_WRONLY | MSVCRT__O_RDWR))
1534 {
1535 case MSVCRT__O_RDONLY: access |= GENERIC_READ; break;
1536 case MSVCRT__O_WRONLY: access |= GENERIC_WRITE; break;
1537 case MSVCRT__O_RDWR: access |= GENERIC_WRITE | GENERIC_READ; break;
1538 }
1539
1540 if (oflags & MSVCRT__O_CREAT)
1541 {
1542 __ms_va_start(ap, shflags);
1543 pmode = va_arg(ap, int);
1544 __ms_va_end(ap);
1545
1546 if(pmode & ~(MSVCRT__S_IREAD | MSVCRT__S_IWRITE))
1547 FIXME(": pmode 0x%04x ignored\n", pmode);
1548 else
1549 WARN(": pmode 0x%04x ignored\n", pmode);
1550
1551 if (oflags & MSVCRT__O_EXCL)
1552 creation = CREATE_NEW;
1553 else if (oflags & MSVCRT__O_TRUNC)
1554 creation = CREATE_ALWAYS;
1555 else
1556 creation = OPEN_ALWAYS;
1557 }
1558 else /* no MSVCRT__O_CREAT */
1559 {
1560 if (oflags & MSVCRT__O_TRUNC)
1561 creation = TRUNCATE_EXISTING;
1562 else
1563 creation = OPEN_EXISTING;
1564 }
1565
1566 switch( shflags )
1567 {
1568 case MSVCRT__SH_DENYRW:
1569 sharing = 0L;
1570 break;
1571 case MSVCRT__SH_DENYWR:
1572 sharing = FILE_SHARE_READ;
1573 break;
1574 case MSVCRT__SH_DENYRD:
1575 sharing = FILE_SHARE_WRITE;
1576 break;
1577 case MSVCRT__SH_DENYNO:
1578 sharing = FILE_SHARE_READ | FILE_SHARE_WRITE;
1579 break;
1580 default:
1581 ERR( "Unhandled shflags 0x%x\n", shflags );
1582 return -1;
1583 }
1584 attrib = FILE_ATTRIBUTE_NORMAL;
1585
1586 if (oflags & MSVCRT__O_TEMPORARY)
1587 {
1588 attrib |= FILE_FLAG_DELETE_ON_CLOSE;
1589 access |= DELETE;
1590 sharing |= FILE_SHARE_DELETE;
1591 }
1592
1593 sa.nLength = sizeof( SECURITY_ATTRIBUTES );
1594 sa.lpSecurityDescriptor = NULL;
1595 sa.bInheritHandle = (oflags & MSVCRT__O_NOINHERIT) ? FALSE : TRUE;
1596
1597 hand = CreateFileA(path, access, sharing, &sa, creation, attrib, 0);
1598
1599 if (hand == INVALID_HANDLE_VALUE) {
1600 WARN(":failed-last error (%d)\n",GetLastError());
1601 msvcrt_set_errno(GetLastError());
1602 return -1;
1603 }
1604
1605 fd = msvcrt_alloc_fd(hand, wxflag);
1606
1607 TRACE(":fd (%d) handle (%p)\n",fd, hand);
1608 return fd;
1609 }
1610
1611 /*********************************************************************
1612 * _wsopen (MSVCRT.@)
1613 */
1614 int CDECL MSVCRT__wsopen( const MSVCRT_wchar_t* path, int oflags, int shflags, ... )
1615 {
1616 __ms_va_list ap;
1617 int pmode;
1618 DWORD access = 0, creation = 0, attrib;
1619 DWORD sharing;
1620 int wxflag = 0, fd;
1621 HANDLE hand;
1622 SECURITY_ATTRIBUTES sa;
1623
1624
1625 TRACE(":file (%s) oflags: 0x%04x shflags: 0x%04x\n",
1626 debugstr_w(path), oflags, shflags);
1627
1628 wxflag = split_oflags(oflags);
1629 switch (oflags & (MSVCRT__O_RDONLY | MSVCRT__O_WRONLY | MSVCRT__O_RDWR))
1630 {
1631 case MSVCRT__O_RDONLY: access |= GENERIC_READ; break;
1632 case MSVCRT__O_WRONLY: access |= GENERIC_WRITE; break;
1633 case MSVCRT__O_RDWR: access |= GENERIC_WRITE | GENERIC_READ; break;
1634 }
1635
1636 if (oflags & MSVCRT__O_CREAT)
1637 {
1638 __ms_va_start(ap, shflags);
1639 pmode = va_arg(ap, int);
1640 __ms_va_end(ap);
1641
1642 if(pmode & ~(MSVCRT__S_IREAD | MSVCRT__S_IWRITE))
1643 FIXME(": pmode 0x%04x ignored\n", pmode);
1644 else
1645 WARN(": pmode 0x%04x ignored\n", pmode);
1646
1647 if (oflags & MSVCRT__O_EXCL)
1648 creation = CREATE_NEW;
1649 else if (oflags & MSVCRT__O_TRUNC)
1650 creation = CREATE_ALWAYS;
1651 else
1652 creation = OPEN_ALWAYS;
1653 }
1654 else /* no MSVCRT__O_CREAT */
1655 {
1656 if (oflags & MSVCRT__O_TRUNC)
1657 creation = TRUNCATE_EXISTING;
1658 else
1659 creation = OPEN_EXISTING;
1660 }
1661
1662 switch( shflags )
1663 {
1664 case MSVCRT__SH_DENYRW:
1665 sharing = 0L;
1666 break;
1667 case MSVCRT__SH_DENYWR:
1668 sharing = FILE_SHARE_READ;
1669 break;
1670 case MSVCRT__SH_DENYRD:
1671 sharing = FILE_SHARE_WRITE;
1672 break;
1673 case MSVCRT__SH_DENYNO:
1674 sharing = FILE_SHARE_READ | FILE_SHARE_WRITE;
1675 break;
1676 default:
1677 ERR( "Unhandled shflags 0x%x\n", shflags );
1678 return -1;
1679 }
1680 attrib = FILE_ATTRIBUTE_NORMAL;
1681
1682 if (oflags & MSVCRT__O_TEMPORARY)
1683 {
1684 attrib |= FILE_FLAG_DELETE_ON_CLOSE;
1685 access |= DELETE;
1686 sharing |= FILE_SHARE_DELETE;
1687 }
1688
1689 sa.nLength = sizeof( SECURITY_ATTRIBUTES );
1690 sa.lpSecurityDescriptor = NULL;
1691 sa.bInheritHandle = (oflags & MSVCRT__O_NOINHERIT) ? FALSE : TRUE;
1692
1693 hand = CreateFileW(path, access, sharing, &sa, creation, attrib, 0);
1694
1695 if (hand == INVALID_HANDLE_VALUE) {
1696 WARN(":failed-last error (%d)\n",GetLastError());
1697 msvcrt_set_errno(GetLastError());
1698 return -1;
1699 }
1700
1701 fd = msvcrt_alloc_fd(hand, wxflag);
1702
1703 TRACE(":fd (%d) handle (%p)\n",fd, hand);
1704 return fd;
1705 }
1706
1707 /*********************************************************************
1708 * _open (MSVCRT.@)
1709 */
1710 int CDECL MSVCRT__open( const char *path, int flags, ... )
1711 {
1712 __ms_va_list ap;
1713
1714 if (flags & MSVCRT__O_CREAT)
1715 {
1716 int pmode;
1717 __ms_va_start(ap, flags);
1718 pmode = va_arg(ap, int);
1719 __ms_va_end(ap);
1720 return MSVCRT__sopen( path, flags, MSVCRT__SH_DENYNO, pmode );
1721 }
1722 else
1723 return MSVCRT__sopen( path, flags, MSVCRT__SH_DENYNO);
1724 }
1725
1726 /*********************************************************************
1727 * _wopen (MSVCRT.@)
1728 */
1729 int CDECL _wopen(const MSVCRT_wchar_t *path,int flags,...)
1730 {
1731 __ms_va_list ap;
1732
1733 if (flags & MSVCRT__O_CREAT)
1734 {
1735 int pmode;
1736 __ms_va_start(ap, flags);
1737 pmode = va_arg(ap, int);
1738 __ms_va_end(ap);
1739 return MSVCRT__wsopen( path, flags, MSVCRT__SH_DENYNO, pmode );
1740 }
1741 else
1742 return MSVCRT__wsopen( path, flags, MSVCRT__SH_DENYNO);
1743 }
1744
1745 /*********************************************************************
1746 * _creat (MSVCRT.@)
1747 */
1748 int CDECL MSVCRT__creat(const char *path, int flags)
1749 {
1750 int usedFlags = (flags & MSVCRT__O_TEXT)| MSVCRT__O_CREAT| MSVCRT__O_WRONLY| MSVCRT__O_TRUNC;
1751 return MSVCRT__open(path, usedFlags);
1752 }
1753
1754 /*********************************************************************
1755 * _wcreat (MSVCRT.@)
1756 */
1757 int CDECL _wcreat(const MSVCRT_wchar_t *path, int flags)
1758 {
1759 int usedFlags = (flags & MSVCRT__O_TEXT)| MSVCRT__O_CREAT| MSVCRT__O_WRONLY| MSVCRT__O_TRUNC;
1760 return _wopen(path, usedFlags);
1761 }
1762
1763 /*********************************************************************
1764 * _open_osfhandle (MSVCRT.@)
1765 */
1766 int CDECL _open_osfhandle(MSVCRT_intptr_t handle, int oflags)
1767 {
1768 int fd;
1769
1770 /* MSVCRT__O_RDONLY (0) always matches, so set the read flag
1771 * MFC's CStdioFile clears O_RDONLY (0)! if it wants to write to the
1772 * file, so set the write flag. It also only sets MSVCRT__O_TEXT if it wants
1773 * text - it never sets MSVCRT__O_BINARY.
1774 */
1775 /* don't let split_oflags() decide the mode if no mode is passed */
1776 if (!(oflags & (MSVCRT__O_BINARY | MSVCRT__O_TEXT)))
1777 oflags |= MSVCRT__O_BINARY;
1778
1779 fd = msvcrt_alloc_fd((HANDLE)handle, split_oflags(oflags));
1780 TRACE(":handle (%ld) fd (%d) flags 0x%08x\n", handle, fd, oflags);
1781 return fd;
1782 }
1783
1784 /*********************************************************************
1785 * _rmtmp (MSVCRT.@)
1786 */
1787 int CDECL _rmtmp(void)
1788 {
1789 int num_removed = 0, i;
1790
1791 LOCK_FILES();
1792 for (i = 3; i < MSVCRT_stream_idx; i++)
1793 if (MSVCRT_fstreams[i] && MSVCRT_fstreams[i]->_tmpfname)
1794 {
1795 MSVCRT_fclose(MSVCRT_fstreams[i]);
1796 num_removed++;
1797 }
1798 UNLOCK_FILES();
1799
1800 if (num_removed)
1801 TRACE(":removed (%d) temp files\n",num_removed);
1802 return num_removed;
1803 }
1804
1805 /*********************************************************************
1806 * (internal) read_i
1807 *
1808 * When reading \r as last character in text mode, read() positions
1809 * the file pointer on the \r character while getc() goes on to
1810 * the following \n
1811 */
1812 static int read_i(int fd, void *buf, unsigned int count)
1813 {
1814 DWORD num_read;
1815 char *bufstart = buf;
1816 HANDLE hand = msvcrt_fdtoh(fd);
1817
1818 if (count == 0)
1819 return 0;
1820
1821 if (MSVCRT_fdesc[fd].wxflag & WX_READEOF) {
1822 MSVCRT_fdesc[fd].wxflag |= WX_ATEOF;
1823 TRACE("already at EOF, returning 0\n");
1824 return 0;
1825 }
1826 /* Don't trace small reads, it gets *very* annoying */
1827 if (count > 4)
1828 TRACE(":fd (%d) handle (%p) buf (%p) len (%d)\n",fd,hand,buf,count);
1829 if (hand == INVALID_HANDLE_VALUE)
1830 return -1;
1831
1832 /* Reading single bytes in O_TEXT mode makes things slow
1833 * So read big chunks
1834 */
1835 if (ReadFile(hand, bufstart, count, &num_read, NULL))
1836 {
1837 if (count != 0 && num_read == 0)
1838 {
1839 MSVCRT_fdesc[fd].wxflag |= (WX_ATEOF|WX_READEOF);
1840 TRACE(":EOF %s\n",debugstr_an(buf,num_read));
1841 }
1842 else if (MSVCRT_fdesc[fd].wxflag & WX_TEXT)
1843 {
1844 DWORD i, j;
1845 if (bufstart[num_read-1] == '\r')
1846 {
1847 if(count == 1)
1848 {
1849 MSVCRT_fdesc[fd].wxflag &= ~WX_READCR;
1850 ReadFile(hand, bufstart, 1, &num_read, NULL);
1851 }
1852 else
1853 {
1854 MSVCRT_fdesc[fd].wxflag |= WX_READCR;
1855 num_read--;
1856 }
1857 }
1858 else
1859 MSVCRT_fdesc[fd].wxflag &= ~WX_READCR;
1860 for (i=0, j=0; i<num_read; i++)
1861 {
1862 /* in text mode, a ctrl-z signals EOF */
1863 if (bufstart[i] == 0x1a)
1864 {
1865 MSVCRT_fdesc[fd].wxflag |= (WX_ATEOF|WX_READEOF);
1866 TRACE(":^Z EOF %s\n",debugstr_an(buf,num_read));
1867 break;
1868 }
1869 /* in text mode, strip \r if followed by \n.
1870 * BUG: should save state across calls somehow, so CR LF that
1871 * straddles buffer boundary gets recognized properly?
1872 */
1873 if ((bufstart[i] != '\r')
1874 || ((i+1) < num_read && bufstart[i+1] != '\n'))
1875 bufstart[j++] = bufstart[i];
1876 }
1877 num_read = j;
1878 }
1879 }
1880 else
1881 {
1882 if (GetLastError() == ERROR_BROKEN_PIPE)
1883 {
1884 TRACE(":end-of-pipe\n");
1885 MSVCRT_fdesc[fd].wxflag |= (WX_ATEOF|WX_READEOF);
1886 return 0;
1887 }
1888 else
1889 {
1890 TRACE(":failed-last error (%d)\n",GetLastError());
1891 return -1;
1892 }
1893 }
1894
1895 if (count > 4)
1896 TRACE("(%u), %s\n",num_read,debugstr_an(buf, num_read));
1897 return num_read;
1898 }
1899
1900 /*********************************************************************
1901 * _read (MSVCRT.@)
1902 */
1903 int CDECL MSVCRT__read(int fd, void *buf, unsigned int count)
1904 {
1905 int num_read;
1906 num_read = read_i(fd, buf, count);
1907 return num_read;
1908 }
1909
1910 /*********************************************************************
1911 * _setmode (MSVCRT.@)
1912 */
1913 int CDECL _setmode(int fd,int mode)
1914 {
1915 int ret = MSVCRT_fdesc[fd].wxflag & WX_TEXT ? MSVCRT__O_TEXT : MSVCRT__O_BINARY;
1916 if (mode & (~(MSVCRT__O_TEXT|MSVCRT__O_BINARY)))
1917 FIXME("fd (%d) mode (0x%08x) unknown\n",fd,mode);
1918 if ((mode & MSVCRT__O_TEXT) == MSVCRT__O_TEXT)
1919 MSVCRT_fdesc[fd].wxflag |= WX_TEXT;
1920 else
1921 MSVCRT_fdesc[fd].wxflag &= ~WX_TEXT;
1922 return ret;
1923 }
1924
1925 /*********************************************************************
1926 * _stat64 (MSVCRT.@)
1927 */
1928 int CDECL MSVCRT_stat64(const char* path, struct MSVCRT__stat64 * buf)
1929 {
1930 DWORD dw;
1931 WIN32_FILE_ATTRIBUTE_DATA hfi;
1932 unsigned short mode = ALL_S_IREAD;
1933 int plen;
1934
1935 TRACE(":file (%s) buf(%p)\n",path,buf);
1936
1937 if (!GetFileAttributesExA(path, GetFileExInfoStandard, &hfi))
1938 {
1939 TRACE("failed (%d)\n",GetLastError());
1940 msvcrt_set_errno(ERROR_FILE_NOT_FOUND);
1941 return -1;
1942 }
1943
1944 memset(buf,0,sizeof(struct MSVCRT__stat64));
1945
1946 /* FIXME: rdev isn't drive num, despite what the docs say-what is it?
1947 Bon 011120: This FIXME seems incorrect
1948 Also a letter as first char isn't enough to be classified
1949 as a drive letter
1950 */
1951 if (isalpha(*path)&& (*(path+1)==':'))
1952 buf->st_dev = buf->st_rdev = toupper(*path) - 'A'; /* drive num */
1953 else
1954 buf->st_dev = buf->st_rdev = _getdrive() - 1;
1955
1956 plen = strlen(path);
1957
1958 /* Dir, or regular file? */
1959 if ((hfi.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) ||
1960 (path[plen-1] == '\\'))
1961 mode |= (MSVCRT__S_IFDIR | ALL_S_IEXEC);
1962 else
1963 {
1964 mode |= MSVCRT__S_IFREG;
1965 /* executable? */
1966 if (plen > 6 && path[plen-4] == '.') /* shortest exe: "\x.exe" */
1967 {
1968 unsigned int ext = tolower(path[plen-1]) | (tolower(path[plen-2]) << 8) |
1969 (tolower(path[plen-3]) << 16);
1970 if (ext == EXE || ext == BAT || ext == CMD || ext == COM)
1971 mode |= ALL_S_IEXEC;
1972 }
1973 }
1974
1975 if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY))
1976 mode |= ALL_S_IWRITE;
1977
1978 buf->st_mode = mode;
1979 buf->st_nlink = 1;
1980 buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow;
1981 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw);
1982 buf->st_atime = dw;
1983 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw);
1984 buf->st_mtime = buf->st_ctime = dw;
1985 TRACE("%d %d 0x%08x%08x %d %d %d\n", buf->st_mode,buf->st_nlink,
1986 (int)(buf->st_size >> 32),(int)buf->st_size,
1987 (int)buf->st_atime,(int)buf->st_mtime,(int)buf->st_ctime);
1988 return 0;
1989 }
1990
1991 /*********************************************************************
1992 * _stati64 (MSVCRT.@)
1993 */
1994 int CDECL MSVCRT_stati64(const char* path, struct MSVCRT__stati64 * buf)
1995 {
1996 int ret;
1997 struct MSVCRT__stat64 buf64;
1998
1999 ret = MSVCRT_stat64(path, &buf64);
2000 if (!ret)
2001 msvcrt_stat64_to_stati64(&buf64, buf);
2002 return ret;
2003 }
2004
2005 /*********************************************************************
2006 * _stat (MSVCRT.@)
2007 */
2008 int CDECL MSVCRT_stat(const char* path, struct MSVCRT__stat * buf)
2009 { int ret;
2010 struct MSVCRT__stat64 buf64;
2011
2012 ret = MSVCRT_stat64( path, &buf64);
2013 if (!ret)
2014 msvcrt_stat64_to_stat(&buf64, buf);
2015 return ret;
2016 }
2017
2018 /*********************************************************************
2019 * _wstat64 (MSVCRT.@)
2020 */
2021 int CDECL MSVCRT__wstat64(const MSVCRT_wchar_t* path, struct MSVCRT__stat64 * buf)
2022 {
2023 DWORD dw;
2024 WIN32_FILE_ATTRIBUTE_DATA hfi;
2025 unsigned short mode = ALL_S_IREAD;
2026 int plen;
2027
2028 TRACE(":file (%s) buf(%p)\n",debugstr_w(path),buf);
2029
2030 if (!GetFileAttributesExW(path, GetFileExInfoStandard, &hfi))
2031 {
2032 TRACE("failed (%d)\n",GetLastError());
2033 msvcrt_set_errno(ERROR_FILE_NOT_FOUND);
2034 return -1;
2035 }
2036
2037 memset(buf,0,sizeof(struct MSVCRT__stat64));
2038
2039 /* FIXME: rdev isn't drive num, despite what the docs says-what is it? */
2040 if (MSVCRT_iswalpha(*path))
2041 buf->st_dev = buf->st_rdev = toupperW(*path - 'A'); /* drive num */
2042 else
2043 buf->st_dev = buf->st_rdev = _getdrive() - 1;
2044
2045 plen = strlenW(path);
2046
2047 /* Dir, or regular file? */
2048 if ((hfi.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) ||
2049 (path[plen-1] == '\\'))
2050 mode |= (MSVCRT__S_IFDIR | ALL_S_IEXEC);
2051 else
2052 {
2053 mode |= MSVCRT__S_IFREG;
2054 /* executable? */
2055 if (plen > 6 && path[plen-4] == '.') /* shortest exe: "\x.exe" */
2056 {
2057 ULONGLONG ext = tolowerW(path[plen-1]) | (tolowerW(path[plen-2]) << 16) |
2058 ((ULONGLONG)tolowerW(path[plen-3]) << 32);
2059 if (ext == WCEXE || ext == WCBAT || ext == WCCMD || ext == WCCOM)
2060 mode |= ALL_S_IEXEC;
2061 }
2062 }
2063
2064 if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY))
2065 mode |= ALL_S_IWRITE;
2066
2067 buf->st_mode = mode;
2068 buf->st_nlink = 1;
2069 buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow;
2070 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw);
2071 buf->st_atime = dw;
2072 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw);
2073 buf->st_mtime = buf->st_ctime = dw;
2074 TRACE("%d %d 0x%08x%08x %d %d %d\n", buf->st_mode,buf->st_nlink,
2075 (int)(buf->st_size >> 32),(int)buf->st_size,
2076 (int)buf->st_atime,(int)buf->st_mtime,(int)buf->st_ctime);
2077 return 0;
2078 }
2079
2080 /*********************************************************************
2081 * _wstati64 (MSVCRT.@)
2082 */
2083 int CDECL MSVCRT__wstati64(const MSVCRT_wchar_t* path, struct MSVCRT__stati64 * buf)
2084 {
2085 int ret;
2086 struct MSVCRT__stat64 buf64;
2087
2088 ret = MSVCRT__wstat64(path, &buf64);
2089 if (!ret)
2090 msvcrt_stat64_to_stati64(&buf64, buf);
2091 return ret;
2092 }
2093
2094 /*********************************************************************
2095 * _wstat (MSVCRT.@)
2096 */
2097 int CDECL MSVCRT__wstat(const MSVCRT_wchar_t* path, struct MSVCRT__stat * buf)
2098 {
2099 int ret;
2100 struct MSVCRT__stat64 buf64;
2101
2102 ret = MSVCRT__wstat64( path, &buf64 );
2103 if (!ret) msvcrt_stat64_to_stat(&buf64, buf);
2104 return ret;
2105 }
2106
2107 /*********************************************************************
2108 * _tell (MSVCRT.@)
2109 */
2110 MSVCRT_long CDECL MSVCRT__tell(int fd)
2111 {
2112 return MSVCRT__lseek(fd, 0, SEEK_CUR);
2113 }
2114
2115 /*********************************************************************
2116 * _telli64 (MSVCRT.@)
2117 */
2118 __int64 CDECL _telli64(int fd)
2119 {
2120 return MSVCRT__lseeki64(fd, 0, SEEK_CUR);
2121 }
2122
2123 /*********************************************************************
2124 * _tempnam (MSVCRT.@)
2125 */
2126 char * CDECL _tempnam(const char *dir, const char *prefix)
2127 {
2128 char tmpbuf[MAX_PATH];
2129 const char *tmp_dir = MSVCRT_getenv("TMP");
2130
2131 if (tmp_dir) dir = tmp_dir;
2132
2133 TRACE("dir (%s) prefix (%s)\n",dir,prefix);
2134 if (GetTempFileNameA(dir,prefix,0,tmpbuf))
2135 {
2136 TRACE("got name (%s)\n",tmpbuf);
2137 DeleteFileA(tmpbuf);
2138 return _strdup(tmpbuf);
2139 }
2140 TRACE("failed (%d)\n",GetLastError());
2141 return NULL;
2142 }
2143
2144 /*********************************************************************
2145 * _wtempnam (MSVCRT.@)
2146 */
2147 MSVCRT_wchar_t * CDECL _wtempnam(const MSVCRT_wchar_t *dir, const MSVCRT_wchar_t *prefix)
2148 {
2149 MSVCRT_wchar_t tmpbuf[MAX_PATH];
2150
2151 TRACE("dir (%s) prefix (%s)\n",debugstr_w(dir),debugstr_w(prefix));
2152 if (GetTempFileNameW(dir,prefix,0,tmpbuf))
2153 {
2154 TRACE("got name (%s)\n",debugstr_w(tmpbuf));
2155 DeleteFileW(tmpbuf);
2156 return _wcsdup(tmpbuf);
2157 }
2158 TRACE("failed (%d)\n",GetLastError());
2159 return NULL;
2160 }
2161
2162 /*********************************************************************
2163 * _umask (MSVCRT.@)
2164 */
2165 int CDECL MSVCRT__umask(int umask)
2166 {
2167 int old_umask = MSVCRT_umask;
2168 TRACE("(%d)\n",umask);
2169 MSVCRT_umask = umask;
2170 return old_umask;
2171 }
2172
2173 /*********************************************************************
2174 * _utime64 (MSVCRT.@)
2175 */
2176 int CDECL _utime64(const char* path, struct MSVCRT___utimbuf64 *t)
2177 {
2178 int fd = MSVCRT__open(path, MSVCRT__O_WRONLY | MSVCRT__O_BINARY);
2179
2180 if (fd > 0)
2181 {
2182 int retVal = _futime64(fd, t);
2183 MSVCRT__close(fd);
2184 return retVal;
2185 }
2186 return -1;
2187 }
2188
2189 /*********************************************************************
2190 * _utime32 (MSVCRT.@)
2191 */
2192 int CDECL _utime32(const char* path, struct MSVCRT___utimbuf32 *t)
2193 {
2194 struct MSVCRT___utimbuf64 t64;
2195 t64.actime = t->actime;
2196 t64.modtime = t->modtime;
2197 return _utime64( path, &t64 );
2198 }
2199
2200 /*********************************************************************
2201 * _utime (MSVCRT.@)
2202 */
2203 #ifdef _WIN64
2204 int CDECL _utime(const char* path, struct MSVCRT___utimbuf64 *t)
2205 {
2206 return _utime64( path, t );
2207 }
2208 #else
2209 int CDECL _utime(const char* path, struct MSVCRT___utimbuf32 *t)
2210 {
2211 return _utime32( path, t );
2212 }
2213 #endif
2214
2215 /*********************************************************************
2216 * _wutime64 (MSVCRT.@)
2217 */
2218 int CDECL _wutime64(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf64 *t)
2219 {
2220 int fd = _wopen(path, MSVCRT__O_WRONLY | MSVCRT__O_BINARY);
2221
2222 if (fd > 0)
2223 {
2224 int retVal = _futime64(fd, t);
2225 MSVCRT__close(fd);
2226 return retVal;
2227 }
2228 return -1;
2229 }
2230
2231 /*********************************************************************
2232 * _wutime32 (MSVCRT.@)
2233 */
2234 int CDECL _wutime32(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf32 *t)
2235 {
2236 struct MSVCRT___utimbuf64 t64;
2237 t64.actime = t->actime;
2238 t64.modtime = t->modtime;
2239 return _wutime64( path, &t64 );
2240 }
2241
2242 /*********************************************************************
2243 * _wutime (MSVCRT.@)
2244 */
2245 #ifdef _WIN64
2246 int CDECL _wutime(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf64 *t)
2247 {
2248 return _wutime64( path, t );
2249 }
2250 #else
2251 int CDECL _wutime(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf32 *t)
2252 {
2253 return _wutime32( path, t );
2254 }
2255 #endif
2256
2257 /*********************************************************************
2258 * _write (MSVCRT.@)
2259 */
2260 int CDECL MSVCRT__write(int fd, const void* buf, unsigned int count)
2261 {
2262 DWORD num_written;
2263 HANDLE hand = msvcrt_fdtoh(fd);
2264
2265 /* Don't trace small writes, it gets *very* annoying */
2266 #if 0
2267 if (count > 32)
2268 TRACE(":fd (%d) handle (%d) buf (%p) len (%d)\n",fd,hand,buf,count);
2269 #endif
2270 if (hand == INVALID_HANDLE_VALUE)
2271 {
2272 *MSVCRT__errno() = MSVCRT_EBADF;
2273 return -1;
2274 }
2275
2276 /* If appending, go to EOF */
2277 if (MSVCRT_fdesc[fd].wxflag & WX_APPEND)
2278 MSVCRT__lseek(fd, 0, FILE_END);
2279
2280 if (!(MSVCRT_fdesc[fd].wxflag & WX_TEXT))
2281 {
2282 if (WriteFile(hand, buf, count, &num_written, NULL)
2283 && (num_written == count))
2284 return num_written;
2285 TRACE("WriteFile (fd %d, hand %p) failed-last error (%d)\n", fd,
2286 hand, GetLastError());
2287 *MSVCRT__errno() = MSVCRT_ENOSPC;
2288 }
2289 else
2290 {
2291 unsigned int i, j, nr_lf;
2292 char *p = NULL;
2293 const char *q;
2294 const char *s = buf, *buf_start = buf;
2295 /* find number of \n ( without preceding \r ) */
2296 for ( nr_lf=0,i = 0; i <count; i++)
2297 {
2298 if (s[i]== '\n')
2299 {
2300 nr_lf++;
2301 /*if ((i >1) && (s[i-1] == '\r')) nr_lf--; */
2302 }
2303 }
2304 if (nr_lf)
2305 {
2306 if ((q = p = MSVCRT_malloc(count + nr_lf)))
2307 {
2308 for (s = buf, i = 0, j = 0; i < count; i++)
2309 {
2310 if (s[i]== '\n')
2311 {
2312 p[j++] = '\r';
2313 /*if ((i >1) && (s[i-1] == '\r'))j--;*/
2314 }
2315 p[j++] = s[i];
2316 }
2317 }
2318 else
2319 {
2320 FIXME("Malloc failed\n");
2321 nr_lf =0;
2322 q = buf;
2323 }
2324 }
2325 else
2326 q = buf;
2327
2328 if ((WriteFile(hand, q, count+nr_lf, &num_written, NULL) == 0 ) || (num_written != count+nr_lf))
2329 {
2330 TRACE("WriteFile (fd %d, hand %p) failed-last error (%d), num_written %d\n",
2331 fd, hand, GetLastError(), num_written);
2332 *MSVCRT__errno() = MSVCRT_ENOSPC;
2333 if(nr_lf)
2334 MSVCRT_free(p);
2335 return s - buf_start;
2336 }
2337 else
2338 {
2339 if(nr_lf)
2340 MSVCRT_free(p);
2341 return count;
2342 }
2343 }
2344 return -1;
2345 }
2346
2347 /*********************************************************************
2348 * _putw (MSVCRT.@)
2349 */
2350 int CDECL MSVCRT__putw(int val, MSVCRT_FILE* file)
2351 {
2352 int len;
2353 len = MSVCRT__write(file->_file, &val, sizeof(val));
2354 if (len == sizeof(val)) return val;
2355 file->_flag |= MSVCRT__IOERR;
2356 return MSVCRT_EOF;
2357 }
2358
2359 /*********************************************************************
2360 * fclose (MSVCRT.@)
2361 */
2362 int CDECL MSVCRT_fclose(MSVCRT_FILE* file)
2363 {
2364 int r, flag;
2365
2366 flag = file->_flag;
2367 MSVCRT_free(file->_tmpfname);
2368 file->_tmpfname = NULL;
2369 /* flush stdio buffers */
2370 if(file->_flag & MSVCRT__IOWRT)
2371 MSVCRT_fflush(file);
2372 if(file->_flag & MSVCRT__IOMYBUF)
2373 MSVCRT_free(file->_base);
2374
2375 r=MSVCRT__close(file->_file);
2376
2377 file->_flag = 0;
2378
2379 return ((r == -1) || (flag & MSVCRT__IOERR) ? MSVCRT_EOF : 0);
2380 }
2381
2382 /*********************************************************************
2383 * feof (MSVCRT.@)
2384 */
2385 int CDECL MSVCRT_feof(MSVCRT_FILE* file)
2386 {
2387 return file->_flag & MSVCRT__IOEOF;
2388 }
2389
2390 /*********************************************************************
2391 * ferror (MSVCRT.@)
2392 */
2393 int CDECL MSVCRT_ferror(MSVCRT_FILE* file)
2394 {
2395 return file->_flag & MSVCRT__IOERR;
2396 }
2397
2398 /*********************************************************************
2399 * _filbuf (MSVCRT.@)
2400 */
2401 int CDECL MSVCRT__filbuf(MSVCRT_FILE* file)
2402 {
2403 /* Allocate buffer if needed */
2404 if(file->_bufsiz == 0 && !(file->_flag & MSVCRT__IONBF) ) {
2405 msvcrt_alloc_buffer(file);
2406 }
2407 if(!(file->_flag & MSVCRT__IOREAD)) {
2408 if(file->_flag & MSVCRT__IORW) {
2409 file->_flag |= MSVCRT__IOREAD;
2410 } else {
2411 return MSVCRT_EOF;
2412 }
2413 }
2414 if(file->_flag & MSVCRT__IONBF) {
2415 unsigned char c;
2416 int r;
2417 if ((r = read_i(file->_file,&c,1)) != 1) {
2418 file->_flag |= (r == 0) ? MSVCRT__IOEOF : MSVCRT__IOERR;
2419 return MSVCRT_EOF;
2420 }
2421 return c;
2422 } else {
2423 file->_cnt = read_i(file->_file, file->_base, file->_bufsiz);
2424 if(file->_cnt<=0) {
2425 file->_flag |= (file->_cnt == 0) ? MSVCRT__IOEOF : MSVCRT__IOERR;
2426 file->_cnt = 0;
2427 return MSVCRT_EOF;
2428 }
2429 file->_cnt--;
2430 file->_ptr = file->_base+1;
2431 return *(unsigned char *)file->_base;
2432 }
2433 }
2434
2435 /*********************************************************************
2436 * fgetc (MSVCRT.@)
2437 */
2438 int CDECL MSVCRT_fgetc(MSVCRT_FILE* file)
2439 {
2440 unsigned char *i;
2441 unsigned int j;
2442 if (file->_cnt>0) {
2443 file->_cnt--;
2444 i = (unsigned char *)file->_ptr++;
2445 j = *i;
2446 } else
2447 j = MSVCRT__filbuf(file);
2448 return j;
2449 }
2450
2451 /*********************************************************************
2452 * _fgetchar (MSVCRT.@)
2453 */
2454 int CDECL _fgetchar(void)
2455 {
2456 return MSVCRT_fgetc(MSVCRT_stdin);
2457 }
2458
2459 /*********************************************************************
2460 * fgets (MSVCRT.@)
2461 */
2462 char * CDECL MSVCRT_fgets(char *s, int size, MSVCRT_FILE* file)
2463 {
2464 int cc = MSVCRT_EOF;
2465 char * buf_start = s;
2466
2467 TRACE(":file(%p) fd (%d) str (%p) len (%d)\n",
2468 file,file->_file,s,size);
2469
2470 while ((size >1) && (cc = MSVCRT_fgetc(file)) != MSVCRT_EOF && cc != '\n')
2471 {
2472 *s++ = (char)cc;
2473 size --;
2474 }
2475 if ((cc == MSVCRT_EOF) && (s == buf_start)) /* If nothing read, return 0*/
2476 {
2477 TRACE(":nothing read\n");
2478 return NULL;
2479 }
2480 if ((cc != MSVCRT_EOF) && (size > 1))
2481 *s++ = cc;
2482 *s = '\0';
2483 TRACE(":got %s\n", debugstr_a(buf_start));
2484 return buf_start;
2485 }
2486
2487 /*********************************************************************
2488 * fgetwc (MSVCRT.@)
2489 *
2490 * In MSVCRT__O_TEXT mode, multibyte characters are read from the file, dropping
2491 * the CR from CR/LF combinations
2492 */
2493 MSVCRT_wint_t CDECL MSVCRT_fgetwc(MSVCRT_FILE* file)
2494 {
2495 char c;
2496
2497 if (!(MSVCRT_fdesc[file->_file].wxflag & WX_TEXT))
2498 {
2499 MSVCRT_wchar_t wc;
2500 unsigned int i;
2501 int j;
2502 char *chp, *wcp;
2503 wcp = (char *)&wc;
2504 for(i=0; i<sizeof(wc); i++)
2505 {
2506 if (file->_cnt>0)
2507 {
2508 file->_cnt--;
2509 chp = file->_ptr++;
2510 wcp[i] = *chp;
2511 }
2512 else
2513 {
2514 j = MSVCRT__filbuf(file);
2515 if(file->_cnt<=0)
2516 {
2517 file->_flag |= (file->_cnt == 0) ? MSVCRT__IOEOF : MSVCRT__IOERR;
2518 file->_cnt = 0;
2519 return MSVCRT_WEOF;
2520 }
2521 wcp[i] = j;
2522 }
2523 }
2524 return wc;
2525 }
2526
2527 c = MSVCRT_fgetc(file);
2528 if ((get_locale()->locinfo->mb_cur_max > 1) && MSVCRT_isleadbyte(c))
2529 {
2530 FIXME("Treat Multibyte characters\n");
2531 }
2532 if (c == MSVCRT_EOF)
2533 return MSVCRT_WEOF;
2534 else
2535 return (MSVCRT_wint_t)c;
2536 }
2537
2538 /*********************************************************************
2539 * _getw (MSVCRT.@)
2540 */
2541 int CDECL MSVCRT__getw(MSVCRT_FILE* file)
2542 {
2543 char *ch;
2544 int i, k;
2545 unsigned int j;
2546 ch = (char *)&i;
2547 for (j=0; j<sizeof(int); j++) {
2548 k = MSVCRT_fgetc(file);
2549 if (k == MSVCRT_EOF) {
2550 file->_flag |= MSVCRT__IOEOF;
2551 return EOF;
2552 }
2553 ch[j] = k;
2554 }
2555 return i;
2556 }
2557
2558 /*********************************************************************
2559 * getwc (MSVCRT.@)
2560 */
2561 MSVCRT_wint_t CDECL MSVCRT_getwc(MSVCRT_FILE* file)
2562 {
2563 return MSVCRT_fgetwc(file);
2564 }
2565
2566 /*********************************************************************
2567 * _fgetwchar (MSVCRT.@)
2568 */
2569 MSVCRT_wint_t CDECL _fgetwchar(void)
2570 {
2571 return MSVCRT_fgetwc(MSVCRT_stdin);
2572 }
2573
2574 /*********************************************************************
2575 * getwchar (MSVCRT.@)
2576 */
2577 MSVCRT_wint_t CDECL MSVCRT_getwchar(void)
2578 {
2579 return _fgetwchar();
2580 }
2581
2582 /*********************************************************************
2583 * fgetws (MSVCRT.@)
2584 */
2585 MSVCRT_wchar_t * CDECL MSVCRT_fgetws(MSVCRT_wchar_t *s, int size, MSVCRT_FILE* file)
2586 {
2587 int cc = MSVCRT_WEOF;
2588 MSVCRT_wchar_t * buf_start = s;
2589
2590 TRACE(":file(%p) fd (%d) str (%p) len (%d)\n",
2591 file,file->_file,s,size);
2592
2593 while ((size >1) && (cc = MSVCRT_fgetwc(file)) != MSVCRT_WEOF && cc != '\n')
2594 {
2595 *s++ = (char)cc;
2596 size --;
2597 }
2598 if ((cc == MSVCRT_WEOF) && (s == buf_start)) /* If nothing read, return 0*/
2599 {
2600 TRACE(":nothing read\n");
2601 return NULL;
2602 }
2603 if ((cc != MSVCRT_WEOF) && (size > 1))
2604 *s++ = cc;
2605 *s = 0;
2606 TRACE(":got %s\n", debugstr_w(buf_start));
2607 return buf_start;
2608 }
2609
2610 /*********************************************************************
2611 * fwrite (MSVCRT.@)
2612 */
2613 MSVCRT_size_t CDECL MSVCRT_fwrite(const void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
2614 {
2615 MSVCRT_size_t wrcnt=size * nmemb;
2616 int written = 0;
2617 if (size == 0)
2618 return 0;
2619 if(file->_cnt) {
2620 int pcnt=(file->_cnt>wrcnt)? wrcnt: file->_cnt;
2621 memcpy(file->_ptr, ptr, pcnt);
2622 file->_cnt -= pcnt;
2623 file->_ptr += pcnt;
2624 written = pcnt;
2625 wrcnt -= pcnt;
2626 ptr = (const char*)ptr + pcnt;
2627 } else if(!(file->_flag & MSVCRT__IOWRT)) {
2628 if(file->_flag & MSVCRT__IORW) {
2629 file->_flag |= MSVCRT__IOWRT;
2630 } else
2631 return 0;
2632 }
2633 if(wrcnt) {
2634 /* Flush buffer */
2635 int res=msvcrt_flush_buffer(file);
2636 if(!res) {
2637 int pwritten = MSVCRT__write(file->_file, ptr, wrcnt);
2638 if (pwritten <= 0)
2639 {
2640 file->_flag |= MSVCRT__IOERR;
2641 pwritten=0;
2642 }
2643 written += pwritten;
2644 }
2645 }
2646 return written / size;
2647 }
2648
2649 /*********************************************************************
2650 * fputwc (MSVCRT.@)
2651 */
2652 MSVCRT_wint_t CDECL MSVCRT_fputwc(MSVCRT_wint_t wc, MSVCRT_FILE* file)
2653 {
2654 MSVCRT_wchar_t mwc=wc;
2655 if (MSVCRT_fwrite( &mwc, sizeof(mwc), 1, file) != 1)
2656 return MSVCRT_WEOF;
2657 return wc;
2658 }
2659
2660 /*********************************************************************
2661 * _fputwchar (MSVCRT.@)
2662 */
2663 MSVCRT_wint_t CDECL _fputwchar(MSVCRT_wint_t wc)
2664 {
2665 return MSVCRT_fputwc(wc, MSVCRT_stdout);
2666 }
2667
2668 /*********************************************************************
2669 * _wfsopen (MSVCRT.@)
2670 */
2671 MSVCRT_FILE * CDECL MSVCRT__wfsopen(const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode, int share)
2672 {
2673 MSVCRT_FILE* file;
2674 int open_flags, stream_flags, fd;
2675
2676 TRACE("(%s,%s)\n", debugstr_w(path), debugstr_w(mode));
2677
2678 /* map mode string to open() flags. "man fopen" for possibilities. */
2679 if (msvcrt_get_flags(mode, &open_flags, &stream_flags) == -1)
2680 return NULL;
2681
2682 LOCK_FILES();
2683 fd = MSVCRT__wsopen(path, open_flags, share, MSVCRT__S_IREAD | MSVCRT__S_IWRITE);
2684 if (fd < 0)
2685 file = NULL;
2686 else if ((file = msvcrt_alloc_fp()) && msvcrt_init_fp(file, fd, stream_flags)
2687 != -1)
2688 TRACE(":fd (%d) mode (%s) FILE* (%p)\n", fd, debugstr_w(mode), file);
2689 else if (file)
2690 {
2691 file->_flag = 0;
2692 file = NULL;
2693 }
2694
2695 TRACE(":got (%p)\n",file);
2696 if (fd >= 0 && !file)
2697 MSVCRT__close(fd);
2698 UNLOCK_FILES();
2699 return file;
2700 }
2701
2702 /*********************************************************************
2703 * _fsopen (MSVCRT.@)
2704 */
2705 MSVCRT_FILE * CDECL MSVCRT__fsopen(const char *path, const char *mode, int share)
2706 {
2707 MSVCRT_FILE *ret;
2708 MSVCRT_wchar_t *pathW = NULL, *modeW = NULL;
2709
2710 if (path && !(pathW = msvcrt_wstrdupa(path))) {
2711 MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
2712 *MSVCRT__errno() = MSVCRT_EINVAL;
2713 return NULL;
2714 }
2715 if (mode && !(modeW = msvcrt_wstrdupa(mode)))
2716 {
2717 MSVCRT_free(pathW);
2718 MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
2719 *MSVCRT__errno() = MSVCRT_EINVAL;
2720 return NULL;
2721 }
2722
2723 ret = MSVCRT__wfsopen(pathW, modeW, share);
2724
2725 MSVCRT_free(pathW);
2726 MSVCRT_free(modeW);
2727 return ret;
2728 }
2729
2730 /*********************************************************************
2731 * fopen (MSVCRT.@)
2732 */
2733 MSVCRT_FILE * CDECL MSVCRT_fopen(const char *path, const char *mode)
2734 {
2735 return MSVCRT__fsopen( path, mode, MSVCRT__SH_DENYNO );
2736 }
2737
2738 /*********************************************************************
2739 * fopen_s (MSVCRT.@)
2740 */
2741 int CDECL MSVCRT_fopen_s(MSVCRT_FILE** pFile,
2742 const char *filename, const char *mode)
2743 {
2744 if (!MSVCRT_CHECK_PMT(pFile != NULL) || !MSVCRT_CHECK_PMT(filename != NULL) ||
2745 !MSVCRT_CHECK_PMT(mode != NULL)) {
2746 *MSVCRT__errno() = MSVCRT_EINVAL;
2747 return MSVCRT_EINVAL;
2748 }
2749
2750 *pFile = MSVCRT_fopen(filename, mode);
2751
2752 if(!*pFile)
2753 return *MSVCRT__errno();
2754 return 0;
2755 }
2756
2757 /*********************************************************************
2758 * _wfopen (MSVCRT.@)
2759 */
2760 MSVCRT_FILE * CDECL MSVCRT__wfopen(const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode)
2761 {
2762 return MSVCRT__wfsopen( path, mode, MSVCRT__SH_DENYNO );
2763 }
2764
2765 /*********************************************************************
2766 * _wfopen_s (MSVCRT.@)
2767 */
2768 int CDECL MSVCRT__wfopen_s(MSVCRT_FILE** pFile, const MSVCRT_wchar_t *filename,
2769 const MSVCRT_wchar_t *mode)
2770 {
2771 if (!MSVCRT_CHECK_PMT(pFile != NULL) || !MSVCRT_CHECK_PMT(filename != NULL) ||
2772 !MSVCRT_CHECK_PMT(mode != NULL)) {
2773 *MSVCRT__errno() = MSVCRT_EINVAL;
2774 return MSVCRT_EINVAL;
2775 }
2776
2777 *pFile = MSVCRT__wfopen(filename, mode);
2778
2779 if(!*pFile)
2780 return *MSVCRT__errno();
2781 return 0;
2782 }
2783
2784 /* MSVCRT_fputc calls MSVCRT__flsbuf which calls MSVCRT_fputc */
2785 int CDECL MSVCRT__flsbuf(int c, MSVCRT_FILE* file);
2786
2787 /*********************************************************************
2788 * fputc (MSVCRT.@)
2789 */
2790 int CDECL MSVCRT_fputc(int c, MSVCRT_FILE* file)
2791 {
2792 if(file->_cnt>0) {
2793 *file->_ptr++=c;
2794 file->_cnt--;
2795 if (c == '\n')
2796 {
2797 int res = msvcrt_flush_buffer(file);
2798 return res ? res : c;
2799 }
2800 else
2801 return c & 0xff;
2802 } else {
2803 return MSVCRT__flsbuf(c, file);
2804 }
2805 }
2806
2807 /*********************************************************************
2808 * _flsbuf (MSVCRT.@)
2809 */
2810 int CDECL MSVCRT__flsbuf(int c, MSVCRT_FILE* file)
2811 {
2812 /* Flush output buffer */
2813 if(file->_bufsiz == 0 && !(file->_flag & MSVCRT__IONBF)) {
2814 msvcrt_alloc_buffer(file);
2815 }
2816 if(!(file->_flag & MSVCRT__IOWRT)) {
2817 if(file->_flag & MSVCRT__IORW) {
2818 file->_flag |= MSVCRT__IOWRT;
2819 } else {
2820 return MSVCRT_EOF;
2821 }
2822 }
2823 if(file->_bufsiz) {
2824 int res=msvcrt_flush_buffer(file);
2825 return res?res : MSVCRT_fputc(c, file);
2826 } else {
2827 unsigned char cc=c;
2828 int len;
2829 /* set _cnt to 0 for unbuffered FILEs */
2830 file->_cnt = 0;
2831 len = MSVCRT__write(file->_file, &cc, 1);
2832 if (len == 1) return c & 0xff;
2833 file->_flag |= MSVCRT__IOERR;
2834 return MSVCRT_EOF;
2835 }
2836 }
2837
2838 /*********************************************************************
2839 * _fputchar (MSVCRT.@)
2840 */
2841 int CDECL _fputchar(int c)
2842 {
2843 return MSVCRT_fputc(c, MSVCRT_stdout);
2844 }
2845
2846 /*********************************************************************
2847 * fread (MSVCRT.@)
2848 */
2849 MSVCRT_size_t CDECL MSVCRT_fread(void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
2850 { MSVCRT_size_t rcnt=size * nmemb;
2851 MSVCRT_size_t read=0;
2852 int pread=0;
2853
2854 if(!rcnt)
2855 return 0;
2856
2857 /* first buffered data */
2858 if(file->_cnt>0) {
2859 int pcnt= (rcnt>file->_cnt)? file->_cnt:rcnt;
2860 memcpy(ptr, file->_ptr, pcnt);
2861 file->_cnt -= pcnt;
2862 file->_ptr += pcnt;
2863 read += pcnt ;
2864 rcnt -= pcnt ;
2865 ptr = (char*)ptr + pcnt;
2866 } else if(!(file->_flag & MSVCRT__IOREAD )) {
2867 if(file->_flag & MSVCRT__IORW) {
2868 file->_flag |= MSVCRT__IOREAD;
2869 } else
2870 return 0;
2871 }
2872 while(rcnt>0)
2873 {
2874 int i;
2875 /* Fill the buffer on small reads.
2876 * TODO: Use a better buffering strategy.
2877 */
2878 if (!file->_cnt && size*nmemb <= MSVCRT_BUFSIZ/2 && !(file->_flag & MSVCRT__IONBF)) {
2879 if (file->_bufsiz == 0) {
2880 msvcrt_alloc_buffer(file);
2881 }
2882 file->_cnt = MSVCRT__read(file->_file, file->_base, file->_bufsiz);
2883 file->_ptr = file->_base;
2884 i = (file->_cnt<rcnt) ? file->_cnt : rcnt;
2885 /* If the buffer fill reaches eof but fread wouldn't, clear eof. */
2886 if (i > 0 && i < file->_cnt) {
2887 MSVCRT_fdesc[file->_file].wxflag &= ~WX_ATEOF;
2888 file->_flag &= ~MSVCRT__IOEOF;
2889 }
2890 if (i > 0) {
2891 memcpy(ptr, file->_ptr, i);
2892 file->_cnt -= i;
2893 file->_ptr += i;
2894 }
2895 } else {
2896 i = MSVCRT__read(file->_file,ptr, rcnt);
2897 }
2898 pread += i;
2899 rcnt -= i;
2900 ptr = (char *)ptr+i;
2901 /* expose feof condition in the flags
2902 * MFC tests file->_flag for feof, and doesn't call feof())
2903 */
2904 if ( MSVCRT_fdesc[file->_file].wxflag & WX_ATEOF)
2905 file->_flag |= MSVCRT__IOEOF;
2906 else if (i == -1)
2907 {
2908 file->_flag |= MSVCRT__IOERR;
2909 pread = 0;
2910 rcnt = 0;
2911 }
2912 if (i < 1) break;
2913 }
2914 read+=pread;
2915 return read / size;
2916 }
2917
2918 /*********************************************************************
2919 * _wfreopen (MSVCRT.@)
2920 *
2921 */
2922 MSVCRT_FILE* CDECL MSVCRT__wfreopen(const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode, MSVCRT_FILE* file)
2923 {
2924 int open_flags, stream_flags, fd;
2925
2926 TRACE(":path (%p) mode (%s) file (%p) fd (%d)\n", debugstr_w(path), debugstr_w(mode), file, file->_file);
2927
2928 LOCK_FILES();
2929 if (!file || ((fd = file->_file) < 0) || fd > MSVCRT_fdend)
2930 file = NULL;
2931 else
2932 {
2933 MSVCRT_fclose(file);
2934 /* map mode string to open() flags. "man fopen" for possibilities. */
2935 if (msvcrt_get_flags(mode, &open_flags, &stream_flags) == -1)
2936 file = NULL;
2937 else
2938 {
2939 fd = _wopen(path, open_flags, MSVCRT__S_IREAD | MSVCRT__S_IWRITE);
2940 if (fd < 0)
2941 file = NULL;
2942 else if (msvcrt_init_fp(file, fd, stream_flags) == -1)
2943 {
2944 file->_flag = 0;
2945 WARN(":failed-last error (%d)\n",GetLastError());
2946 msvcrt_set_errno(GetLastError());
2947 file = NULL;
2948 }
2949 }
2950 }
2951 UNLOCK_FILES();
2952 return file;
2953 }
2954
2955 /*********************************************************************
2956 * freopen (MSVCRT.@)
2957 *
2958 */
2959 MSVCRT_FILE* CDECL MSVCRT_freopen(const char *path, const char *mode, MSVCRT_FILE* file)
2960 {
2961 MSVCRT_FILE *ret;
2962 MSVCRT_wchar_t *pathW = NULL, *modeW = NULL;
2963
2964 if (path && !(pathW = msvcrt_wstrdupa(path))) return NULL;
2965 if (mode && !(modeW = msvcrt_wstrdupa(mode)))
2966 {
2967 MSVCRT_free(pathW);
2968 return NULL;
2969 }
2970
2971 ret = MSVCRT__wfreopen(pathW, modeW, file);
2972
2973 MSVCRT_free(pathW);
2974 MSVCRT_free(modeW);
2975 return ret;
2976 }
2977
2978 /*********************************************************************
2979 * fsetpos (MSVCRT.@)
2980 */
2981 int CDECL MSVCRT_fsetpos(MSVCRT_FILE* file, MSVCRT_fpos_t *pos)
2982 {
2983 /* Note that all this has been lifted 'as is' from fseek */
2984 if(file->_flag & MSVCRT__IOWRT)
2985 msvcrt_flush_buffer(file);
2986
2987 /* Discard buffered input */
2988 file->_cnt = 0;
2989 file->_ptr = file->_base;
2990
2991 /* Reset direction of i/o */
2992 if(file->_flag & MSVCRT__IORW) {
2993 file->_flag &= ~(MSVCRT__IOREAD|MSVCRT__IOWRT);
2994 }
2995
2996 return (MSVCRT__lseeki64(file->_file,*pos,SEEK_SET) == -1) ? -1 : 0;
2997 }
2998
2999 /*********************************************************************
3000 * _ftelli64 (MSVCRT.@)
3001 */
3002 __int64 CDECL MSVCRT__ftelli64(MSVCRT_FILE* file)
3003 {
3004 /* TODO: just call fgetpos and return lower half of result */
3005 int off=0;
3006 __int64 pos;
3007 pos = _telli64(file->_file);
3008 if(pos == -1) return -1;
3009 if(file->_bufsiz) {
3010 if( file->_flag & MSVCRT__IOWRT ) {
3011 off = file->_ptr - file->_base;
3012 } else {
3013 off = -file->_cnt;
3014 if (MSVCRT_fdesc[file->_file].wxflag & WX_TEXT) {
3015 /* Black magic correction for CR removal */
3016 int i;
3017 for (i=0; i<file->_cnt; i++) {
3018 if (file->_ptr[i] == '\n')
3019 off--;
3020 }
3021 /* Black magic when reading CR at buffer boundary*/
3022 if(MSVCRT_fdesc[file->_file].wxflag & WX_READCR)
3023 off--;
3024
3025 }
3026 }
3027 }
3028 return off + pos;
3029 }
3030
3031 /*********************************************************************
3032 * ftell (MSVCRT.@)
3033 */
3034 LONG CDECL MSVCRT_ftell(MSVCRT_FILE* file)
3035 {
3036 return MSVCRT__ftelli64(file);
3037 }
3038
3039 /*********************************************************************
3040 * fgetpos (MSVCRT.@)
3041 */
3042 int CDECL MSVCRT_fgetpos(MSVCRT_FILE* file, MSVCRT_fpos_t *pos)
3043 {
3044 int off=0;
3045 *pos = MSVCRT__lseeki64(file->_file,0,SEEK_CUR);
3046 if(*pos == -1) return -1;
3047 if(file->_bufsiz) {
3048 if( file->_flag & MSVCRT__IOWRT ) {
3049 off = file->_ptr - file->_base;
3050 } else {
3051 off = -file->_cnt;
3052 if (MSVCRT_fdesc[file->_file].wxflag & WX_TEXT) {
3053 /* Black magic correction for CR removal */
3054 int i;
3055 for (i=0; i<file->_cnt; i++) {
3056 if (file->_ptr[i] == '\n')
3057 off--;
3058 }
3059 /* Black magic when reading CR at buffer boundary*/
3060 if(MSVCRT_fdesc[file->_file].wxflag & WX_READCR)
3061 off--;
3062 }
3063 }
3064 }
3065 *pos += off;
3066 return 0;
3067 }
3068
3069 /*********************************************************************
3070 * fputs (MSVCRT.@)
3071 */
3072 int CDECL MSVCRT_fputs(const char *s, MSVCRT_FILE* file)
3073 {
3074 MSVCRT_size_t i, len = strlen(s);
3075 if (!(MSVCRT_fdesc[file->_file].wxflag & WX_TEXT))
3076 return MSVCRT_fwrite(s,sizeof(*s),len,file) == len ? 0 : MSVCRT_EOF;
3077 for (i=0; i<len; i++)
3078 if (MSVCRT_fputc(s[i], file) == MSVCRT_EOF)
3079 return MSVCRT_EOF;
3080 return 0;
3081 }
3082
3083 /*********************************************************************
3084 * fputws (MSVCRT.@)
3085 */
3086 int CDECL MSVCRT_fputws(const MSVCRT_wchar_t *s, MSVCRT_FILE* file)
3087 {
3088 MSVCRT_size_t i, len = strlenW(s);
3089 if (!(MSVCRT_fdesc[file->_file].wxflag & WX_TEXT))
3090 return MSVCRT_fwrite(s,sizeof(*s),len,file) == len ? 0 : MSVCRT_EOF;
3091 for (i=0; i<len; i++)
3092 {
3093 if ((s[i] == '\n') && (MSVCRT_fputc('\r', file) == MSVCRT_EOF))
3094 return MSVCRT_WEOF;
3095 if (MSVCRT_fputwc(s[i], file) == MSVCRT_WEOF)
3096 return MSVCRT_WEOF;
3097 }
3098 return 0;
3099 }
3100
3101 /*********************************************************************
3102 * getchar (MSVCRT.@)
3103 */
3104 int CDECL MSVCRT_getchar(void)
3105 {
3106 return MSVCRT_fgetc(MSVCRT_stdin);
3107 }
3108
3109 /*********************************************************************
3110 * getc (MSVCRT.@)
3111 */
3112 int CDECL MSVCRT_getc(MSVCRT_FILE* file)
3113 {
3114 return MSVCRT_fgetc(file);
3115 }
3116
3117 /*********************************************************************
3118 * gets (MSVCRT.@)
3119 */
3120 char * CDECL MSVCRT_gets(char *buf)
3121 {
3122 int cc;
3123 char * buf_start = buf;
3124
3125 for(cc = MSVCRT_fgetc(MSVCRT_stdin); cc != MSVCRT_EOF && cc != '\n';
3126 cc = MSVCRT_fgetc(MSVCRT_stdin))
3127 if(cc != '\r') *buf++ = (char)cc;
3128
3129 *buf = '\0';
3130
3131 TRACE("got '%s'\n", buf_start);
3132 return buf_start;
3133 }
3134
3135 /*********************************************************************
3136 * _getws (MSVCRT.@)
3137 */
3138 MSVCRT_wchar_t* CDECL MSVCRT__getws(MSVCRT_wchar_t* buf)
3139 {
3140 MSVCRT_wint_t cc;
3141 MSVCRT_wchar_t* ws = buf;
3142
3143 for (cc = MSVCRT_fgetwc(MSVCRT_stdin); cc != MSVCRT_WEOF && cc != '\n';
3144 cc = MSVCRT_fgetwc(MSVCRT_stdin))
3145 {
3146 if (cc != '\r')
3147 *buf++ = (MSVCRT_wchar_t)cc;
3148 }
3149 *buf = '\0';
3150
3151 TRACE("got %s\n", debugstr_w(ws));
3152 return ws;
3153 }
3154
3155 /*********************************************************************
3156 * putc (MSVCRT.@)
3157 */
3158 int CDECL MSVCRT_putc(int c, MSVCRT_FILE* file)
3159 {
3160 return MSVCRT_fputc(c, file);
3161 }
3162
3163 /*********************************************************************
3164 * putchar (MSVCRT.@)
3165 */
3166 int CDECL MSVCRT_putchar(int c)
3167 {
3168 return MSVCRT_fputc(c, MSVCRT_stdout);
3169 }
3170
3171 /*********************************************************************
3172 * _putwch (MSVCRT.@)
3173 */
3174 int CDECL MSVCRT__putwch(int c)
3175 {
3176 return MSVCRT_fputwc(c, MSVCRT_stdout);
3177 }
3178
3179 /*********************************************************************
3180 * puts (MSVCRT.@)
3181 */
3182 int CDECL MSVCRT_puts(const char *s)
3183 {
3184 MSVCRT_size_t len = strlen(s);
3185 if (MSVCRT_fwrite(s,sizeof(*s),len,MSVCRT_stdout) != len) return MSVCRT_EOF;
3186 return MSVCRT_fwrite("\n",1,1,MSVCRT_stdout) == 1 ? 0 : MSVCRT_EOF;
3187 }
3188
3189 /*********************************************************************
3190 * _putws (MSVCRT.@)
3191 */
3192 int CDECL _putws(const MSVCRT_wchar_t *s)
3193 {
3194 static const MSVCRT_wchar_t nl = '\n';
3195 MSVCRT_size_t len = strlenW(s);
3196 if (MSVCRT_fwrite(s,sizeof(*s),len,MSVCRT_stdout) != len) return MSVCRT_EOF;
3197 return MSVCRT_fwrite(&nl,sizeof(nl),1,MSVCRT_stdout) == 1 ? 0 : MSVCRT_EOF;
3198 }
3199
3200 /*********************************************************************
3201 * remove (MSVCRT.@)
3202 */
3203 int CDECL MSVCRT_remove(const char *path)
3204 {
3205 TRACE("(%s)\n",path);
3206 if (DeleteFileA(path))
3207 return 0;
3208 TRACE(":failed (%d)\n",GetLastError());
3209 msvcrt_set_errno(GetLastError());
3210 return -1;
3211 }
3212
3213 /*********************************************************************
3214 * _wremove (MSVCRT.@)
3215 */
3216 int CDECL _wremove(const MSVCRT_wchar_t *path)
3217 {
3218 TRACE("(%s)\n",debugstr_w(path));
3219 if (DeleteFileW(path))
3220 return 0;
3221 TRACE(":failed (%d)\n",GetLastError());
3222 msvcrt_set_errno(GetLastError());
3223 return -1;
3224 }
3225
3226 /*********************************************************************
3227 * rename (MSVCRT.@)
3228 */
3229 int CDECL MSVCRT_rename(const char *oldpath,const char *newpath)
3230 {
3231 TRACE(":from %s to %s\n",oldpath,newpath);
3232 if (MoveFileExA(oldpath, newpath, MOVEFILE_COPY_ALLOWED))
3233 return 0;
3234 TRACE(":failed (%d)\n",GetLastError());
3235 msvcrt_set_errno(GetLastError());
3236 return -1;
3237 }
3238
3239 /*********************************************************************
3240 * _wrename (MSVCRT.@)
3241 */
3242 int CDECL _wrename(const MSVCRT_wchar_t *oldpath,const MSVCRT_wchar_t *newpath)
3243 {
3244 TRACE(":from %s to %s\n",debugstr_w(oldpath),debugstr_w(newpath));
3245 if (MoveFileExW(oldpath, newpath, MOVEFILE_COPY_ALLOWED))
3246 return 0;
3247 TRACE(":failed (%d)\n",GetLastError());
3248 msvcrt_set_errno(GetLastError());
3249 return -1;
3250 }
3251
3252 /*********************************************************************
3253 * setvbuf (MSVCRT.@)
3254 */
3255 int CDECL MSVCRT_setvbuf(MSVCRT_FILE* file, char *buf, int mode, MSVCRT_size_t size)
3256 {
3257 /* TODO: Check if file busy */
3258 if(file->_bufsiz) {
3259 MSVCRT_free(file->_base);
3260 file->_bufsiz = 0;
3261 file->_cnt = 0;
3262 }
3263 if(mode == MSVCRT__IOFBF) {
3264 file->_flag &= ~MSVCRT__IONBF;
3265 file->_base = file->_ptr = buf;
3266 if(buf) {
3267 file->_bufsiz = size;
3268 }
3269 } else {
3270 file->_flag |= MSVCRT__IONBF;
3271 }
3272 return 0;
3273 }
3274
3275 /*********************************************************************
3276 * setbuf (MSVCRT.@)
3277 */
3278 void CDECL MSVCRT_setbuf(MSVCRT_FILE* file, char *buf)
3279 {
3280 MSVCRT_setvbuf(file, buf, buf ? MSVCRT__IOFBF : MSVCRT__IONBF, MSVCRT_BUFSIZ);
3281 }
3282
3283 /*********************************************************************
3284 * tmpnam (MSVCRT.@)
3285 */
3286 char * CDECL MSVCRT_tmpnam(char *s)
3287 {
3288 static int unique;
3289 char tmpstr[16];
3290 char *p;
3291 int count;
3292 if (s == 0)
3293 s = MSVCRT_tmpname;
3294 msvcrt_int_to_base32(GetCurrentProcessId(), tmpstr);
3295 p = s + sprintf(s, "\\s%s.", tmpstr);
3296 for (count = 0; count < MSVCRT_TMP_MAX; count++)
3297 {
3298 msvcrt_int_to_base32(unique++, tmpstr);
3299 strcpy(p, tmpstr);
3300 if (GetFileAttributesA(s) == INVALID_FILE_ATTRIBUTES &&
3301 GetLastError() == ERROR_FILE_NOT_FOUND)
3302 break;
3303 }
3304 return s;
3305 }
3306
3307 /*********************************************************************
3308 * tmpfile (MSVCRT.@)
3309 */
3310 MSVCRT_FILE* CDECL MSVCRT_tmpfile(void)
3311 {
3312 char *filename = MSVCRT_tmpnam(NULL);
3313 int fd;
3314 MSVCRT_FILE* file = NULL;
3315
3316 LOCK_FILES();
3317 fd = MSVCRT__open(filename, MSVCRT__O_CREAT | MSVCRT__O_BINARY | MSVCRT__O_RDWR | MSVCRT__O_TEMPORARY);
3318 if (fd != -1 && (file = msvcrt_alloc_fp()))
3319 {
3320 if (msvcrt_init_fp(file, fd, MSVCRT__O_RDWR) == -1)
3321 {
3322 file->_flag = 0;
3323 file = NULL;
3324 }
3325 else file->_tmpfname = _strdup(filename);
3326 }
3327 UNLOCK_FILES();
3328 return file;
3329 }
3330
3331 /*********************************************************************
3332 * vfprintf (MSVCRT.@)
3333 */
3334 int CDECL MSVCRT_vfprintf(MSVCRT_FILE* file, const char *format, __ms_va_list valist)
3335 {
3336 char buf[2048];
3337 LPWSTR formatW = NULL;
3338 DWORD sz;
3339 pf_output out;
3340 int written, retval;
3341
3342 out.unicode = FALSE;
3343 out.buf.A = out.grow.A = buf;
3344 out.used = 0;
3345 out.len = sizeof(buf);
3346
3347 sz = MultiByteToWideChar( CP_ACP, 0, format, -1, NULL, 0 );
3348 formatW = HeapAlloc( GetProcessHeap(), 0, sz*sizeof(WCHAR) );
3349 MultiByteToWideChar( CP_ACP, 0, format, -1, formatW, sz );
3350
3351 if ((written = pf_vsnprintf( &out, formatW, NULL, FALSE, valist )) >= 0)
3352 {
3353 retval = MSVCRT_fwrite(out.buf.A, sizeof(*out.buf.A), written, file);
3354 }
3355 else retval = -1;
3356
3357 HeapFree( GetProcessHeap(), 0, formatW );
3358
3359 if (out.buf.A != out.grow.A)
3360 MSVCRT_free (out.buf.A);
3361 return retval;
3362 }
3363
3364 /*********************************************************************
3365 * vfwprintf (MSVCRT.@)
3366 * FIXME:
3367 * Is final char included in written (then resize is too big) or not
3368 * (then we must test for equality too)?
3369 */
3370 int CDECL MSVCRT_vfwprintf(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, __ms_va_list valist)
3371 {
3372 MSVCRT_wchar_t buf[2048];
3373 pf_output out;
3374 int written, retval;
3375
3376 out.unicode = TRUE;
3377 out.buf.W = out.grow.W = buf;
3378 out.used = 0;
3379 out.len = sizeof(buf) / sizeof(buf[0]);
3380
3381 if ((written = pf_vsnprintf( &out, format, NULL, FALSE, valist )) >= 0)
3382 {
3383 retval = MSVCRT_fwrite(out.buf.W, sizeof(*out.buf.W), written, file);
3384 }
3385 else retval = -1;
3386 if (out.buf.W != out.grow.W)
3387 MSVCRT_free (out.buf.W);
3388 return retval;
3389 }
3390
3391 /*********************************************************************
3392 * vprintf (MSVCRT.@)
3393 */
3394 int CDECL MSVCRT_vprintf(const char *format, __ms_va_list valist)
3395 {
3396 return MSVCRT_vfprintf(MSVCRT_stdout,format,valist);
3397 }
3398
3399 /*********************************************************************
3400 * vwprintf (MSVCRT.@)
3401 */
3402 int CDECL MSVCRT_vwprintf(const MSVCRT_wchar_t *format, __ms_va_list valist)
3403 {
3404 return MSVCRT_vfwprintf(MSVCRT_stdout,format,valist);
3405 }
3406
3407 /*********************************************************************
3408 * fprintf (MSVCRT.@)
3409 */
3410 int CDECL MSVCRT_fprintf(MSVCRT_FILE* file, const char *format, ...)
3411 {
3412 __ms_va_list valist;
3413 int res;
3414 __ms_va_start(valist, format);
3415 res = MSVCRT_vfprintf(file, format, valist);
3416 __ms_va_end(valist);
3417 return res;
3418 }
3419
3420 /*********************************************************************
3421 * fwprintf (MSVCRT.@)
3422 */
3423 int CDECL MSVCRT_fwprintf(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, ...)
3424 {
3425 __ms_va_list valist;
3426 int res;
3427 __ms_va_start(valist, format);
3428 res = MSVCRT_vfwprintf(file, format, valist);
3429 __ms_va_end(valist);
3430 return res;
3431 }
3432
3433 /*********************************************************************
3434 * printf (MSVCRT.@)
3435 */
3436 int CDECL MSVCRT_printf(const char *format, ...)
3437 {
3438 __ms_va_list valist;
3439 int res;
3440 __ms_va_start(valist, format);
3441 res = MSVCRT_vfprintf(MSVCRT_stdout, format, valist);
3442 __ms_va_end(valist);
3443 return res;
3444 }
3445
3446 /*********************************************************************
3447 * ungetc (MSVCRT.@)
3448 */
3449 int CDECL MSVCRT_ungetc(int c, MSVCRT_FILE * file)
3450 {
3451 if (c == MSVCRT_EOF)
3452 return MSVCRT_EOF;
3453 if(file->_bufsiz == 0 && !(file->_flag & MSVCRT__IONBF)) {
3454 msvcrt_alloc_buffer(file);
3455 file->_ptr++;
3456 }
3457 if(file->_ptr>file->_base) {
3458 file->_ptr--;
3459 *file->_ptr=c;
3460 file->_cnt++;
3461 MSVCRT_clearerr(file);
3462 return c;
3463 }
3464 return MSVCRT_EOF;
3465 }
3466
3467 /*********************************************************************
3468 * ungetwc (MSVCRT.@)
3469 */
3470 MSVCRT_wint_t CDECL MSVCRT_ungetwc(MSVCRT_wint_t wc, MSVCRT_FILE * file)
3471 {
3472 MSVCRT_wchar_t mwc = wc;
3473 char * pp = (char *)&mwc;
3474 int i;
3475 for(i=sizeof(MSVCRT_wchar_t)-1;i>=0;i--) {
3476 if(pp[i] != MSVCRT_ungetc(pp[i],file))
3477 return MSVCRT_WEOF;
3478 }
3479 return mwc;
3480 }
3481
3482 /*********************************************************************
3483 * wprintf (MSVCRT.@)
3484 */
3485 int CDECL MSVCRT_wprintf(const MSVCRT_wchar_t *format, ...)
3486 {
3487 __ms_va_list valist;
3488 int res;
3489 __ms_va_start(valist, format);
3490 res = MSVCRT_vwprintf(format, valist);
3491 __ms_va_end(valist);
3492 return res;
3493 }
3494
3495 /*********************************************************************
3496 * _getmaxstdio (MSVCRT.@)
3497 */
3498 int CDECL _getmaxstdio(void)
3499 {
3500 FIXME("stub, always returns 512\n");
3501 return 512;
3502 }
3503
3504 /*********************************************************************
3505 * _setmaxstdio_ (MSVCRT.@)
3506 */
3507 int CDECL _setmaxstdio(int newmax)
3508 {
3509 int res;
3510 if( newmax > 2048)
3511 res = -1;
3512 else
3513 res = newmax;
3514 FIXME("stub: setting new maximum for number of simultaneously open files not implemented,returning %d\n",res);
3515 return res;
3516 }
3517
3518 /*********************************************************************
3519 * __pioinfo (MSVCRT.@)
3520 * FIXME: see MSVCRT_MAX_FILES define.
3521 */
3522 ioinfo * MSVCRT___pioinfo[] = { /* array of pointers to ioinfo arrays [64] */
3523 &MSVCRT_fdesc[0 * 64], &MSVCRT_fdesc[1 * 64], &MSVCRT_fdesc[2 * 64],
3524 &MSVCRT_fdesc[3 * 64], &MSVCRT_fdesc[4 * 64], &MSVCRT_fdesc[5 * 64],
3525 &MSVCRT_fdesc[6 * 64], &MSVCRT_fdesc[7 * 64], &MSVCRT_fdesc[8 * 64],
3526 &MSVCRT_fdesc[9 * 64], &MSVCRT_fdesc[10 * 64], &MSVCRT_fdesc[11 * 64],
3527 &MSVCRT_fdesc[12 * 64], &MSVCRT_fdesc[13 * 64], &MSVCRT_fdesc[14 * 64],
3528 &MSVCRT_fdesc[15 * 64], &MSVCRT_fdesc[16 * 64], &MSVCRT_fdesc[17 * 64],
3529 &MSVCRT_fdesc[18 * 64], &MSVCRT_fdesc[19 * 64], &MSVCRT_fdesc[20 * 64],
3530 &MSVCRT_fdesc[21 * 64], &MSVCRT_fdesc[22 * 64], &MSVCRT_fdesc[23 * 64],
3531 &MSVCRT_fdesc[24 * 64], &MSVCRT_fdesc[25 * 64], &MSVCRT_fdesc[26 * 64],
3532 &MSVCRT_fdesc[27 * 64], &MSVCRT_fdesc[28 * 64], &MSVCRT_fdesc[29 * 64],
3533 &MSVCRT_fdesc[30 * 64], &MSVCRT_fdesc[31 * 64]
3534 } ;
3535
3536 /*********************************************************************
3537 * __badioinfo (MSVCRT.@)
3538 */
3539 ioinfo MSVCRT___badioinfo = { INVALID_HANDLE_VALUE, WX_TEXT };
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