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msvcrt: Implemented _sopen_s.
[wine.git] / dlls / msvcrt / file.c
blobd56700b1fd4b15a148169dfb0666c5ffde17d421
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_s (MSVCRT.@)
1517 */
1518 int CDECL MSVCRT__sopen_s( int *fd, const char *path, int oflags, int shflags, int pmode )
1519 {
1520 DWORD access = 0, creation = 0, attrib;
1521 DWORD sharing;
1522 int wxflag;
1523 HANDLE hand;
1524 SECURITY_ATTRIBUTES sa;
1525
1526 TRACE("fd*: %p file: (%s) oflags: 0x%04x shflags: 0x%04x pmode: 0x%04x\n",
1527 fd, path, oflags, shflags, pmode);
1528
1529 if (!fd)
1530 {
1531 MSVCRT_INVALID_PMT("null out fd pointer");
1532 *MSVCRT__errno() = MSVCRT_EINVAL;
1533 return MSVCRT_EINVAL;
1534 }
1535
1536 *fd = -1;
1537 wxflag = split_oflags(oflags);
1538 switch (oflags & (MSVCRT__O_RDONLY | MSVCRT__O_WRONLY | MSVCRT__O_RDWR))
1539 {
1540 case MSVCRT__O_RDONLY: access |= GENERIC_READ; break;
1541 case MSVCRT__O_WRONLY: access |= GENERIC_WRITE; break;
1542 case MSVCRT__O_RDWR: access |= GENERIC_WRITE | GENERIC_READ; break;
1543 }
1544
1545 if (oflags & MSVCRT__O_CREAT)
1546 {
1547 if(pmode & ~(MSVCRT__S_IREAD | MSVCRT__S_IWRITE))
1548 FIXME(": pmode 0x%04x ignored\n", pmode);
1549 else
1550 WARN(": pmode 0x%04x ignored\n", pmode);
1551
1552 if (oflags & MSVCRT__O_EXCL)
1553 creation = CREATE_NEW;
1554 else if (oflags & MSVCRT__O_TRUNC)
1555 creation = CREATE_ALWAYS;
1556 else
1557 creation = OPEN_ALWAYS;
1558 }
1559 else /* no MSVCRT__O_CREAT */
1560 {
1561 if (oflags & MSVCRT__O_TRUNC)
1562 creation = TRUNCATE_EXISTING;
1563 else
1564 creation = OPEN_EXISTING;
1565 }
1566
1567 switch( shflags )
1568 {
1569 case MSVCRT__SH_DENYRW:
1570 sharing = 0L;
1571 break;
1572 case MSVCRT__SH_DENYWR:
1573 sharing = FILE_SHARE_READ;
1574 break;
1575 case MSVCRT__SH_DENYRD:
1576 sharing = FILE_SHARE_WRITE;
1577 break;
1578 case MSVCRT__SH_DENYNO:
1579 sharing = FILE_SHARE_READ | FILE_SHARE_WRITE;
1580 break;
1581 default:
1582 ERR( "Unhandled shflags 0x%x\n", shflags );
1583 return MSVCRT_EINVAL;
1584 }
1585 attrib = FILE_ATTRIBUTE_NORMAL;
1586
1587 if (oflags & MSVCRT__O_TEMPORARY)
1588 {
1589 attrib |= FILE_FLAG_DELETE_ON_CLOSE;
1590 access |= DELETE;
1591 sharing |= FILE_SHARE_DELETE;
1592 }
1593
1594 sa.nLength = sizeof( SECURITY_ATTRIBUTES );
1595 sa.lpSecurityDescriptor = NULL;
1596 sa.bInheritHandle = (oflags & MSVCRT__O_NOINHERIT) ? FALSE : TRUE;
1597
1598 hand = CreateFileA(path, access, sharing, &sa, creation, attrib, 0);
1599 if (hand == INVALID_HANDLE_VALUE) {
1600 WARN(":failed-last error (%d)\n", GetLastError());
1601 msvcrt_set_errno(GetLastError());
1602 return *MSVCRT__errno();
1603 }
1604
1605 *fd = msvcrt_alloc_fd(hand, wxflag);
1606
1607 TRACE(":fd (%d) handle (%p)\n", *fd, hand);
1608 return 0;
1609 }
1610
1611 /*********************************************************************
1612 * _sopen (MSVCRT.@)
1613 */
1614 int CDECL MSVCRT__sopen( const char *path, int oflags, int shflags, ... )
1615 {
1616 int pmode;
1617 int fd;
1618
1619 if (oflags & MSVCRT__O_CREAT)
1620 {
1621 __ms_va_list ap;
1622
1623 __ms_va_start(ap, shflags);
1624 pmode = va_arg(ap, int);
1625 __ms_va_end(ap);
1626 }
1627 else
1628 pmode = 0;
1629
1630 MSVCRT__sopen_s(&fd, path, oflags, shflags, pmode);
1631 return fd;
1632 }
1633
1634 /*********************************************************************
1635 * _wsopen (MSVCRT.@)
1636 */
1637 int CDECL MSVCRT__wsopen( const MSVCRT_wchar_t* path, int oflags, int shflags, ... )
1638 {
1639 __ms_va_list ap;
1640 int pmode;
1641 DWORD access = 0, creation = 0, attrib;
1642 DWORD sharing;
1643 int wxflag = 0, fd;
1644 HANDLE hand;
1645 SECURITY_ATTRIBUTES sa;
1646
1647
1648 TRACE(":file (%s) oflags: 0x%04x shflags: 0x%04x\n",
1649 debugstr_w(path), oflags, shflags);
1650
1651 wxflag = split_oflags(oflags);
1652 switch (oflags & (MSVCRT__O_RDONLY | MSVCRT__O_WRONLY | MSVCRT__O_RDWR))
1653 {
1654 case MSVCRT__O_RDONLY: access |= GENERIC_READ; break;
1655 case MSVCRT__O_WRONLY: access |= GENERIC_WRITE; break;
1656 case MSVCRT__O_RDWR: access |= GENERIC_WRITE | GENERIC_READ; break;
1657 }
1658
1659 if (oflags & MSVCRT__O_CREAT)
1660 {
1661 __ms_va_start(ap, shflags);
1662 pmode = va_arg(ap, int);
1663 __ms_va_end(ap);
1664
1665 if(pmode & ~(MSVCRT__S_IREAD | MSVCRT__S_IWRITE))
1666 FIXME(": pmode 0x%04x ignored\n", pmode);
1667 else
1668 WARN(": pmode 0x%04x ignored\n", pmode);
1669
1670 if (oflags & MSVCRT__O_EXCL)
1671 creation = CREATE_NEW;
1672 else if (oflags & MSVCRT__O_TRUNC)
1673 creation = CREATE_ALWAYS;
1674 else
1675 creation = OPEN_ALWAYS;
1676 }
1677 else /* no MSVCRT__O_CREAT */
1678 {
1679 if (oflags & MSVCRT__O_TRUNC)
1680 creation = TRUNCATE_EXISTING;
1681 else
1682 creation = OPEN_EXISTING;
1683 }
1684
1685 switch( shflags )
1686 {
1687 case MSVCRT__SH_DENYRW:
1688 sharing = 0L;
1689 break;
1690 case MSVCRT__SH_DENYWR:
1691 sharing = FILE_SHARE_READ;
1692 break;
1693 case MSVCRT__SH_DENYRD:
1694 sharing = FILE_SHARE_WRITE;
1695 break;
1696 case MSVCRT__SH_DENYNO:
1697 sharing = FILE_SHARE_READ | FILE_SHARE_WRITE;
1698 break;
1699 default:
1700 ERR( "Unhandled shflags 0x%x\n", shflags );
1701 return -1;
1702 }
1703 attrib = FILE_ATTRIBUTE_NORMAL;
1704
1705 if (oflags & MSVCRT__O_TEMPORARY)
1706 {
1707 attrib |= FILE_FLAG_DELETE_ON_CLOSE;
1708 access |= DELETE;
1709 sharing |= FILE_SHARE_DELETE;
1710 }
1711
1712 sa.nLength = sizeof( SECURITY_ATTRIBUTES );
1713 sa.lpSecurityDescriptor = NULL;
1714 sa.bInheritHandle = (oflags & MSVCRT__O_NOINHERIT) ? FALSE : TRUE;
1715
1716 hand = CreateFileW(path, access, sharing, &sa, creation, attrib, 0);
1717
1718 if (hand == INVALID_HANDLE_VALUE) {
1719 WARN(":failed-last error (%d)\n",GetLastError());
1720 msvcrt_set_errno(GetLastError());
1721 return -1;
1722 }
1723
1724 fd = msvcrt_alloc_fd(hand, wxflag);
1725
1726 TRACE(":fd (%d) handle (%p)\n",fd, hand);
1727 return fd;
1728 }
1729
1730 /*********************************************************************
1731 * _open (MSVCRT.@)
1732 */
1733 int CDECL MSVCRT__open( const char *path, int flags, ... )
1734 {
1735 __ms_va_list ap;
1736
1737 if (flags & MSVCRT__O_CREAT)
1738 {
1739 int pmode;
1740 __ms_va_start(ap, flags);
1741 pmode = va_arg(ap, int);
1742 __ms_va_end(ap);
1743 return MSVCRT__sopen( path, flags, MSVCRT__SH_DENYNO, pmode );
1744 }
1745 else
1746 return MSVCRT__sopen( path, flags, MSVCRT__SH_DENYNO);
1747 }
1748
1749 /*********************************************************************
1750 * _wopen (MSVCRT.@)
1751 */
1752 int CDECL _wopen(const MSVCRT_wchar_t *path,int flags,...)
1753 {
1754 __ms_va_list ap;
1755
1756 if (flags & MSVCRT__O_CREAT)
1757 {
1758 int pmode;
1759 __ms_va_start(ap, flags);
1760 pmode = va_arg(ap, int);
1761 __ms_va_end(ap);
1762 return MSVCRT__wsopen( path, flags, MSVCRT__SH_DENYNO, pmode );
1763 }
1764 else
1765 return MSVCRT__wsopen( path, flags, MSVCRT__SH_DENYNO);
1766 }
1767
1768 /*********************************************************************
1769 * _creat (MSVCRT.@)
1770 */
1771 int CDECL MSVCRT__creat(const char *path, int flags)
1772 {
1773 int usedFlags = (flags & MSVCRT__O_TEXT)| MSVCRT__O_CREAT| MSVCRT__O_WRONLY| MSVCRT__O_TRUNC;
1774 return MSVCRT__open(path, usedFlags);
1775 }
1776
1777 /*********************************************************************
1778 * _wcreat (MSVCRT.@)
1779 */
1780 int CDECL _wcreat(const MSVCRT_wchar_t *path, int flags)
1781 {
1782 int usedFlags = (flags & MSVCRT__O_TEXT)| MSVCRT__O_CREAT| MSVCRT__O_WRONLY| MSVCRT__O_TRUNC;
1783 return _wopen(path, usedFlags);
1784 }
1785
1786 /*********************************************************************
1787 * _open_osfhandle (MSVCRT.@)
1788 */
1789 int CDECL _open_osfhandle(MSVCRT_intptr_t handle, int oflags)
1790 {
1791 int fd;
1792
1793 /* MSVCRT__O_RDONLY (0) always matches, so set the read flag
1794 * MFC's CStdioFile clears O_RDONLY (0)! if it wants to write to the
1795 * file, so set the write flag. It also only sets MSVCRT__O_TEXT if it wants
1796 * text - it never sets MSVCRT__O_BINARY.
1797 */
1798 /* don't let split_oflags() decide the mode if no mode is passed */
1799 if (!(oflags & (MSVCRT__O_BINARY | MSVCRT__O_TEXT)))
1800 oflags |= MSVCRT__O_BINARY;
1801
1802 fd = msvcrt_alloc_fd((HANDLE)handle, split_oflags(oflags));
1803 TRACE(":handle (%ld) fd (%d) flags 0x%08x\n", handle, fd, oflags);
1804 return fd;
1805 }
1806
1807 /*********************************************************************
1808 * _rmtmp (MSVCRT.@)
1809 */
1810 int CDECL _rmtmp(void)
1811 {
1812 int num_removed = 0, i;
1813
1814 LOCK_FILES();
1815 for (i = 3; i < MSVCRT_stream_idx; i++)
1816 if (MSVCRT_fstreams[i] && MSVCRT_fstreams[i]->_tmpfname)
1817 {
1818 MSVCRT_fclose(MSVCRT_fstreams[i]);
1819 num_removed++;
1820 }
1821 UNLOCK_FILES();
1822
1823 if (num_removed)
1824 TRACE(":removed (%d) temp files\n",num_removed);
1825 return num_removed;
1826 }
1827
1828 /*********************************************************************
1829 * (internal) read_i
1830 *
1831 * When reading \r as last character in text mode, read() positions
1832 * the file pointer on the \r character while getc() goes on to
1833 * the following \n
1834 */
1835 static int read_i(int fd, void *buf, unsigned int count)
1836 {
1837 DWORD num_read;
1838 char *bufstart = buf;
1839 HANDLE hand = msvcrt_fdtoh(fd);
1840
1841 if (count == 0)
1842 return 0;
1843
1844 if (MSVCRT_fdesc[fd].wxflag & WX_READEOF) {
1845 MSVCRT_fdesc[fd].wxflag |= WX_ATEOF;
1846 TRACE("already at EOF, returning 0\n");
1847 return 0;
1848 }
1849 /* Don't trace small reads, it gets *very* annoying */
1850 if (count > 4)
1851 TRACE(":fd (%d) handle (%p) buf (%p) len (%d)\n",fd,hand,buf,count);
1852 if (hand == INVALID_HANDLE_VALUE)
1853 return -1;
1854
1855 /* Reading single bytes in O_TEXT mode makes things slow
1856 * So read big chunks
1857 */
1858 if (ReadFile(hand, bufstart, count, &num_read, NULL))
1859 {
1860 if (count != 0 && num_read == 0)
1861 {
1862 MSVCRT_fdesc[fd].wxflag |= (WX_ATEOF|WX_READEOF);
1863 TRACE(":EOF %s\n",debugstr_an(buf,num_read));
1864 }
1865 else if (MSVCRT_fdesc[fd].wxflag & WX_TEXT)
1866 {
1867 DWORD i, j;
1868 if (bufstart[num_read-1] == '\r')
1869 {
1870 if(count == 1)
1871 {
1872 MSVCRT_fdesc[fd].wxflag &= ~WX_READCR;
1873 ReadFile(hand, bufstart, 1, &num_read, NULL);
1874 }
1875 else
1876 {
1877 MSVCRT_fdesc[fd].wxflag |= WX_READCR;
1878 num_read--;
1879 }
1880 }
1881 else
1882 MSVCRT_fdesc[fd].wxflag &= ~WX_READCR;
1883 for (i=0, j=0; i<num_read; i++)
1884 {
1885 /* in text mode, a ctrl-z signals EOF */
1886 if (bufstart[i] == 0x1a)
1887 {
1888 MSVCRT_fdesc[fd].wxflag |= (WX_ATEOF|WX_READEOF);
1889 TRACE(":^Z EOF %s\n",debugstr_an(buf,num_read));
1890 break;
1891 }
1892 /* in text mode, strip \r if followed by \n.
1893 * BUG: should save state across calls somehow, so CR LF that
1894 * straddles buffer boundary gets recognized properly?
1895 */
1896 if ((bufstart[i] != '\r')
1897 || ((i+1) < num_read && bufstart[i+1] != '\n'))
1898 bufstart[j++] = bufstart[i];
1899 }
1900 num_read = j;
1901 }
1902 }
1903 else
1904 {
1905 if (GetLastError() == ERROR_BROKEN_PIPE)
1906 {
1907 TRACE(":end-of-pipe\n");
1908 MSVCRT_fdesc[fd].wxflag |= (WX_ATEOF|WX_READEOF);
1909 return 0;
1910 }
1911 else
1912 {
1913 TRACE(":failed-last error (%d)\n",GetLastError());
1914 return -1;
1915 }
1916 }
1917
1918 if (count > 4)
1919 TRACE("(%u), %s\n",num_read,debugstr_an(buf, num_read));
1920 return num_read;
1921 }
1922
1923 /*********************************************************************
1924 * _read (MSVCRT.@)
1925 */
1926 int CDECL MSVCRT__read(int fd, void *buf, unsigned int count)
1927 {
1928 int num_read;
1929 num_read = read_i(fd, buf, count);
1930 return num_read;
1931 }
1932
1933 /*********************************************************************
1934 * _setmode (MSVCRT.@)
1935 */
1936 int CDECL _setmode(int fd,int mode)
1937 {
1938 int ret = MSVCRT_fdesc[fd].wxflag & WX_TEXT ? MSVCRT__O_TEXT : MSVCRT__O_BINARY;
1939 if (mode & (~(MSVCRT__O_TEXT|MSVCRT__O_BINARY)))
1940 FIXME("fd (%d) mode (0x%08x) unknown\n",fd,mode);
1941 if ((mode & MSVCRT__O_TEXT) == MSVCRT__O_TEXT)
1942 MSVCRT_fdesc[fd].wxflag |= WX_TEXT;
1943 else
1944 MSVCRT_fdesc[fd].wxflag &= ~WX_TEXT;
1945 return ret;
1946 }
1947
1948 /*********************************************************************
1949 * _stat64 (MSVCRT.@)
1950 */
1951 int CDECL MSVCRT_stat64(const char* path, struct MSVCRT__stat64 * buf)
1952 {
1953 DWORD dw;
1954 WIN32_FILE_ATTRIBUTE_DATA hfi;
1955 unsigned short mode = ALL_S_IREAD;
1956 int plen;
1957
1958 TRACE(":file (%s) buf(%p)\n",path,buf);
1959
1960 if (!GetFileAttributesExA(path, GetFileExInfoStandard, &hfi))
1961 {
1962 TRACE("failed (%d)\n",GetLastError());
1963 msvcrt_set_errno(ERROR_FILE_NOT_FOUND);
1964 return -1;
1965 }
1966
1967 memset(buf,0,sizeof(struct MSVCRT__stat64));
1968
1969 /* FIXME: rdev isn't drive num, despite what the docs say-what is it?
1970 Bon 011120: This FIXME seems incorrect
1971 Also a letter as first char isn't enough to be classified
1972 as a drive letter
1973 */
1974 if (isalpha(*path)&& (*(path+1)==':'))
1975 buf->st_dev = buf->st_rdev = toupper(*path) - 'A'; /* drive num */
1976 else
1977 buf->st_dev = buf->st_rdev = _getdrive() - 1;
1978
1979 plen = strlen(path);
1980
1981 /* Dir, or regular file? */
1982 if ((hfi.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) ||
1983 (path[plen-1] == '\\'))
1984 mode |= (MSVCRT__S_IFDIR | ALL_S_IEXEC);
1985 else
1986 {
1987 mode |= MSVCRT__S_IFREG;
1988 /* executable? */
1989 if (plen > 6 && path[plen-4] == '.') /* shortest exe: "\x.exe" */
1990 {
1991 unsigned int ext = tolower(path[plen-1]) | (tolower(path[plen-2]) << 8) |
1992 (tolower(path[plen-3]) << 16);
1993 if (ext == EXE || ext == BAT || ext == CMD || ext == COM)
1994 mode |= ALL_S_IEXEC;
1995 }
1996 }
1997
1998 if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY))
1999 mode |= ALL_S_IWRITE;
2000
2001 buf->st_mode = mode;
2002 buf->st_nlink = 1;
2003 buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow;
2004 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw);
2005 buf->st_atime = dw;
2006 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw);
2007 buf->st_mtime = buf->st_ctime = dw;
2008 TRACE("%d %d 0x%08x%08x %d %d %d\n", buf->st_mode,buf->st_nlink,
2009 (int)(buf->st_size >> 32),(int)buf->st_size,
2010 (int)buf->st_atime,(int)buf->st_mtime,(int)buf->st_ctime);
2011 return 0;
2012 }
2013
2014 /*********************************************************************
2015 * _stati64 (MSVCRT.@)
2016 */
2017 int CDECL MSVCRT_stati64(const char* path, struct MSVCRT__stati64 * buf)
2018 {
2019 int ret;
2020 struct MSVCRT__stat64 buf64;
2021
2022 ret = MSVCRT_stat64(path, &buf64);
2023 if (!ret)
2024 msvcrt_stat64_to_stati64(&buf64, buf);
2025 return ret;
2026 }
2027
2028 /*********************************************************************
2029 * _stat (MSVCRT.@)
2030 */
2031 int CDECL MSVCRT_stat(const char* path, struct MSVCRT__stat * buf)
2032 { int ret;
2033 struct MSVCRT__stat64 buf64;
2034
2035 ret = MSVCRT_stat64( path, &buf64);
2036 if (!ret)
2037 msvcrt_stat64_to_stat(&buf64, buf);
2038 return ret;
2039 }
2040
2041 /*********************************************************************
2042 * _wstat64 (MSVCRT.@)
2043 */
2044 int CDECL MSVCRT__wstat64(const MSVCRT_wchar_t* path, struct MSVCRT__stat64 * buf)
2045 {
2046 DWORD dw;
2047 WIN32_FILE_ATTRIBUTE_DATA hfi;
2048 unsigned short mode = ALL_S_IREAD;
2049 int plen;
2050
2051 TRACE(":file (%s) buf(%p)\n",debugstr_w(path),buf);
2052
2053 if (!GetFileAttributesExW(path, GetFileExInfoStandard, &hfi))
2054 {
2055 TRACE("failed (%d)\n",GetLastError());
2056 msvcrt_set_errno(ERROR_FILE_NOT_FOUND);
2057 return -1;
2058 }
2059
2060 memset(buf,0,sizeof(struct MSVCRT__stat64));
2061
2062 /* FIXME: rdev isn't drive num, despite what the docs says-what is it? */
2063 if (MSVCRT_iswalpha(*path))
2064 buf->st_dev = buf->st_rdev = toupperW(*path - 'A'); /* drive num */
2065 else
2066 buf->st_dev = buf->st_rdev = _getdrive() - 1;
2067
2068 plen = strlenW(path);
2069
2070 /* Dir, or regular file? */
2071 if ((hfi.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) ||
2072 (path[plen-1] == '\\'))
2073 mode |= (MSVCRT__S_IFDIR | ALL_S_IEXEC);
2074 else
2075 {
2076 mode |= MSVCRT__S_IFREG;
2077 /* executable? */
2078 if (plen > 6 && path[plen-4] == '.') /* shortest exe: "\x.exe" */
2079 {
2080 ULONGLONG ext = tolowerW(path[plen-1]) | (tolowerW(path[plen-2]) << 16) |
2081 ((ULONGLONG)tolowerW(path[plen-3]) << 32);
2082 if (ext == WCEXE || ext == WCBAT || ext == WCCMD || ext == WCCOM)
2083 mode |= ALL_S_IEXEC;
2084 }
2085 }
2086
2087 if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY))
2088 mode |= ALL_S_IWRITE;
2089
2090 buf->st_mode = mode;
2091 buf->st_nlink = 1;
2092 buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow;
2093 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw);
2094 buf->st_atime = dw;
2095 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw);
2096 buf->st_mtime = buf->st_ctime = dw;
2097 TRACE("%d %d 0x%08x%08x %d %d %d\n", buf->st_mode,buf->st_nlink,
2098 (int)(buf->st_size >> 32),(int)buf->st_size,
2099 (int)buf->st_atime,(int)buf->st_mtime,(int)buf->st_ctime);
2100 return 0;
2101 }
2102
2103 /*********************************************************************
2104 * _wstati64 (MSVCRT.@)
2105 */
2106 int CDECL MSVCRT__wstati64(const MSVCRT_wchar_t* path, struct MSVCRT__stati64 * buf)
2107 {
2108 int ret;
2109 struct MSVCRT__stat64 buf64;
2110
2111 ret = MSVCRT__wstat64(path, &buf64);
2112 if (!ret)
2113 msvcrt_stat64_to_stati64(&buf64, buf);
2114 return ret;
2115 }
2116
2117 /*********************************************************************
2118 * _wstat (MSVCRT.@)
2119 */
2120 int CDECL MSVCRT__wstat(const MSVCRT_wchar_t* path, struct MSVCRT__stat * buf)
2121 {
2122 int ret;
2123 struct MSVCRT__stat64 buf64;
2124
2125 ret = MSVCRT__wstat64( path, &buf64 );
2126 if (!ret) msvcrt_stat64_to_stat(&buf64, buf);
2127 return ret;
2128 }
2129
2130 /*********************************************************************
2131 * _tell (MSVCRT.@)
2132 */
2133 MSVCRT_long CDECL MSVCRT__tell(int fd)
2134 {
2135 return MSVCRT__lseek(fd, 0, SEEK_CUR);
2136 }
2137
2138 /*********************************************************************
2139 * _telli64 (MSVCRT.@)
2140 */
2141 __int64 CDECL _telli64(int fd)
2142 {
2143 return MSVCRT__lseeki64(fd, 0, SEEK_CUR);
2144 }
2145
2146 /*********************************************************************
2147 * _tempnam (MSVCRT.@)
2148 */
2149 char * CDECL _tempnam(const char *dir, const char *prefix)
2150 {
2151 char tmpbuf[MAX_PATH];
2152 const char *tmp_dir = MSVCRT_getenv("TMP");
2153
2154 if (tmp_dir) dir = tmp_dir;
2155
2156 TRACE("dir (%s) prefix (%s)\n",dir,prefix);
2157 if (GetTempFileNameA(dir,prefix,0,tmpbuf))
2158 {
2159 TRACE("got name (%s)\n",tmpbuf);
2160 DeleteFileA(tmpbuf);
2161 return _strdup(tmpbuf);
2162 }
2163 TRACE("failed (%d)\n",GetLastError());
2164 return NULL;
2165 }
2166
2167 /*********************************************************************
2168 * _wtempnam (MSVCRT.@)
2169 */
2170 MSVCRT_wchar_t * CDECL _wtempnam(const MSVCRT_wchar_t *dir, const MSVCRT_wchar_t *prefix)
2171 {
2172 MSVCRT_wchar_t tmpbuf[MAX_PATH];
2173
2174 TRACE("dir (%s) prefix (%s)\n",debugstr_w(dir),debugstr_w(prefix));
2175 if (GetTempFileNameW(dir,prefix,0,tmpbuf))
2176 {
2177 TRACE("got name (%s)\n",debugstr_w(tmpbuf));
2178 DeleteFileW(tmpbuf);
2179 return _wcsdup(tmpbuf);
2180 }
2181 TRACE("failed (%d)\n",GetLastError());
2182 return NULL;
2183 }
2184
2185 /*********************************************************************
2186 * _umask (MSVCRT.@)
2187 */
2188 int CDECL MSVCRT__umask(int umask)
2189 {
2190 int old_umask = MSVCRT_umask;
2191 TRACE("(%d)\n",umask);
2192 MSVCRT_umask = umask;
2193 return old_umask;
2194 }
2195
2196 /*********************************************************************
2197 * _utime64 (MSVCRT.@)
2198 */
2199 int CDECL _utime64(const char* path, struct MSVCRT___utimbuf64 *t)
2200 {
2201 int fd = MSVCRT__open(path, MSVCRT__O_WRONLY | MSVCRT__O_BINARY);
2202
2203 if (fd > 0)
2204 {
2205 int retVal = _futime64(fd, t);
2206 MSVCRT__close(fd);
2207 return retVal;
2208 }
2209 return -1;
2210 }
2211
2212 /*********************************************************************
2213 * _utime32 (MSVCRT.@)
2214 */
2215 int CDECL _utime32(const char* path, struct MSVCRT___utimbuf32 *t)
2216 {
2217 struct MSVCRT___utimbuf64 t64;
2218 t64.actime = t->actime;
2219 t64.modtime = t->modtime;
2220 return _utime64( path, &t64 );
2221 }
2222
2223 /*********************************************************************
2224 * _utime (MSVCRT.@)
2225 */
2226 #ifdef _WIN64
2227 int CDECL _utime(const char* path, struct MSVCRT___utimbuf64 *t)
2228 {
2229 return _utime64( path, t );
2230 }
2231 #else
2232 int CDECL _utime(const char* path, struct MSVCRT___utimbuf32 *t)
2233 {
2234 return _utime32( path, t );
2235 }
2236 #endif
2237
2238 /*********************************************************************
2239 * _wutime64 (MSVCRT.@)
2240 */
2241 int CDECL _wutime64(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf64 *t)
2242 {
2243 int fd = _wopen(path, MSVCRT__O_WRONLY | MSVCRT__O_BINARY);
2244
2245 if (fd > 0)
2246 {
2247 int retVal = _futime64(fd, t);
2248 MSVCRT__close(fd);
2249 return retVal;
2250 }
2251 return -1;
2252 }
2253
2254 /*********************************************************************
2255 * _wutime32 (MSVCRT.@)
2256 */
2257 int CDECL _wutime32(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf32 *t)
2258 {
2259 struct MSVCRT___utimbuf64 t64;
2260 t64.actime = t->actime;
2261 t64.modtime = t->modtime;
2262 return _wutime64( path, &t64 );
2263 }
2264
2265 /*********************************************************************
2266 * _wutime (MSVCRT.@)
2267 */
2268 #ifdef _WIN64
2269 int CDECL _wutime(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf64 *t)
2270 {
2271 return _wutime64( path, t );
2272 }
2273 #else
2274 int CDECL _wutime(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf32 *t)
2275 {
2276 return _wutime32( path, t );
2277 }
2278 #endif
2279
2280 /*********************************************************************
2281 * _write (MSVCRT.@)
2282 */
2283 int CDECL MSVCRT__write(int fd, const void* buf, unsigned int count)
2284 {
2285 DWORD num_written;
2286 HANDLE hand = msvcrt_fdtoh(fd);
2287
2288 /* Don't trace small writes, it gets *very* annoying */
2289 #if 0
2290 if (count > 32)
2291 TRACE(":fd (%d) handle (%d) buf (%p) len (%d)\n",fd,hand,buf,count);
2292 #endif
2293 if (hand == INVALID_HANDLE_VALUE)
2294 {
2295 *MSVCRT__errno() = MSVCRT_EBADF;
2296 return -1;
2297 }
2298
2299 /* If appending, go to EOF */
2300 if (MSVCRT_fdesc[fd].wxflag & WX_APPEND)
2301 MSVCRT__lseek(fd, 0, FILE_END);
2302
2303 if (!(MSVCRT_fdesc[fd].wxflag & WX_TEXT))
2304 {
2305 if (WriteFile(hand, buf, count, &num_written, NULL)
2306 && (num_written == count))
2307 return num_written;
2308 TRACE("WriteFile (fd %d, hand %p) failed-last error (%d)\n", fd,
2309 hand, GetLastError());
2310 *MSVCRT__errno() = MSVCRT_ENOSPC;
2311 }
2312 else
2313 {
2314 unsigned int i, j, nr_lf;
2315 char *p = NULL;
2316 const char *q;
2317 const char *s = buf, *buf_start = buf;
2318 /* find number of \n ( without preceding \r ) */
2319 for ( nr_lf=0,i = 0; i <count; i++)
2320 {
2321 if (s[i]== '\n')
2322 {
2323 nr_lf++;
2324 /*if ((i >1) && (s[i-1] == '\r')) nr_lf--; */
2325 }
2326 }
2327 if (nr_lf)
2328 {
2329 if ((q = p = MSVCRT_malloc(count + nr_lf)))
2330 {
2331 for (s = buf, i = 0, j = 0; i < count; i++)
2332 {
2333 if (s[i]== '\n')
2334 {
2335 p[j++] = '\r';
2336 /*if ((i >1) && (s[i-1] == '\r'))j--;*/
2337 }
2338 p[j++] = s[i];
2339 }
2340 }
2341 else
2342 {
2343 FIXME("Malloc failed\n");
2344 nr_lf =0;
2345 q = buf;
2346 }
2347 }
2348 else
2349 q = buf;
2350
2351 if ((WriteFile(hand, q, count+nr_lf, &num_written, NULL) == 0 ) || (num_written != count+nr_lf))
2352 {
2353 TRACE("WriteFile (fd %d, hand %p) failed-last error (%d), num_written %d\n",
2354 fd, hand, GetLastError(), num_written);
2355 *MSVCRT__errno() = MSVCRT_ENOSPC;
2356 if(nr_lf)
2357 MSVCRT_free(p);
2358 return s - buf_start;
2359 }
2360 else
2361 {
2362 if(nr_lf)
2363 MSVCRT_free(p);
2364 return count;
2365 }
2366 }
2367 return -1;
2368 }
2369
2370 /*********************************************************************
2371 * _putw (MSVCRT.@)
2372 */
2373 int CDECL MSVCRT__putw(int val, MSVCRT_FILE* file)
2374 {
2375 int len;
2376 len = MSVCRT__write(file->_file, &val, sizeof(val));
2377 if (len == sizeof(val)) return val;
2378 file->_flag |= MSVCRT__IOERR;
2379 return MSVCRT_EOF;
2380 }
2381
2382 /*********************************************************************
2383 * fclose (MSVCRT.@)
2384 */
2385 int CDECL MSVCRT_fclose(MSVCRT_FILE* file)
2386 {
2387 int r, flag;
2388
2389 flag = file->_flag;
2390 MSVCRT_free(file->_tmpfname);
2391 file->_tmpfname = NULL;
2392 /* flush stdio buffers */
2393 if(file->_flag & MSVCRT__IOWRT)
2394 MSVCRT_fflush(file);
2395 if(file->_flag & MSVCRT__IOMYBUF)
2396 MSVCRT_free(file->_base);
2397
2398 r=MSVCRT__close(file->_file);
2399
2400 file->_flag = 0;
2401
2402 return ((r == -1) || (flag & MSVCRT__IOERR) ? MSVCRT_EOF : 0);
2403 }
2404
2405 /*********************************************************************
2406 * feof (MSVCRT.@)
2407 */
2408 int CDECL MSVCRT_feof(MSVCRT_FILE* file)
2409 {
2410 return file->_flag & MSVCRT__IOEOF;
2411 }
2412
2413 /*********************************************************************
2414 * ferror (MSVCRT.@)
2415 */
2416 int CDECL MSVCRT_ferror(MSVCRT_FILE* file)
2417 {
2418 return file->_flag & MSVCRT__IOERR;
2419 }
2420
2421 /*********************************************************************
2422 * _filbuf (MSVCRT.@)
2423 */
2424 int CDECL MSVCRT__filbuf(MSVCRT_FILE* file)
2425 {
2426 /* Allocate buffer if needed */
2427 if(file->_bufsiz == 0 && !(file->_flag & MSVCRT__IONBF) ) {
2428 msvcrt_alloc_buffer(file);
2429 }
2430 if(!(file->_flag & MSVCRT__IOREAD)) {
2431 if(file->_flag & MSVCRT__IORW) {
2432 file->_flag |= MSVCRT__IOREAD;
2433 } else {
2434 return MSVCRT_EOF;
2435 }
2436 }
2437 if(file->_flag & MSVCRT__IONBF) {
2438 unsigned char c;
2439 int r;
2440 if ((r = read_i(file->_file,&c,1)) != 1) {
2441 file->_flag |= (r == 0) ? MSVCRT__IOEOF : MSVCRT__IOERR;
2442 return MSVCRT_EOF;
2443 }
2444 return c;
2445 } else {
2446 file->_cnt = read_i(file->_file, file->_base, file->_bufsiz);
2447 if(file->_cnt<=0) {
2448 file->_flag |= (file->_cnt == 0) ? MSVCRT__IOEOF : MSVCRT__IOERR;
2449 file->_cnt = 0;
2450 return MSVCRT_EOF;
2451 }
2452 file->_cnt--;
2453 file->_ptr = file->_base+1;
2454 return *(unsigned char *)file->_base;
2455 }
2456 }
2457
2458 /*********************************************************************
2459 * fgetc (MSVCRT.@)
2460 */
2461 int CDECL MSVCRT_fgetc(MSVCRT_FILE* file)
2462 {
2463 unsigned char *i;
2464 unsigned int j;
2465 if (file->_cnt>0) {
2466 file->_cnt--;
2467 i = (unsigned char *)file->_ptr++;
2468 j = *i;
2469 } else
2470 j = MSVCRT__filbuf(file);
2471 return j;
2472 }
2473
2474 /*********************************************************************
2475 * _fgetchar (MSVCRT.@)
2476 */
2477 int CDECL _fgetchar(void)
2478 {
2479 return MSVCRT_fgetc(MSVCRT_stdin);
2480 }
2481
2482 /*********************************************************************
2483 * fgets (MSVCRT.@)
2484 */
2485 char * CDECL MSVCRT_fgets(char *s, int size, MSVCRT_FILE* file)
2486 {
2487 int cc = MSVCRT_EOF;
2488 char * buf_start = s;
2489
2490 TRACE(":file(%p) fd (%d) str (%p) len (%d)\n",
2491 file,file->_file,s,size);
2492
2493 while ((size >1) && (cc = MSVCRT_fgetc(file)) != MSVCRT_EOF && cc != '\n')
2494 {
2495 *s++ = (char)cc;
2496 size --;
2497 }
2498 if ((cc == MSVCRT_EOF) && (s == buf_start)) /* If nothing read, return 0*/
2499 {
2500 TRACE(":nothing read\n");
2501 return NULL;
2502 }
2503 if ((cc != MSVCRT_EOF) && (size > 1))
2504 *s++ = cc;
2505 *s = '\0';
2506 TRACE(":got %s\n", debugstr_a(buf_start));
2507 return buf_start;
2508 }
2509
2510 /*********************************************************************
2511 * fgetwc (MSVCRT.@)
2512 *
2513 * In MSVCRT__O_TEXT mode, multibyte characters are read from the file, dropping
2514 * the CR from CR/LF combinations
2515 */
2516 MSVCRT_wint_t CDECL MSVCRT_fgetwc(MSVCRT_FILE* file)
2517 {
2518 int c;
2519
2520 if (!(MSVCRT_fdesc[file->_file].wxflag & WX_TEXT))
2521 {
2522 MSVCRT_wchar_t wc;
2523 unsigned int i;
2524 int j;
2525 char *chp, *wcp;
2526 wcp = (char *)&wc;
2527 for(i=0; i<sizeof(wc); i++)
2528 {
2529 if (file->_cnt>0)
2530 {
2531 file->_cnt--;
2532 chp = file->_ptr++;
2533 wcp[i] = *chp;
2534 }
2535 else
2536 {
2537 j = MSVCRT__filbuf(file);
2538 if(file->_cnt<=0)
2539 {
2540 file->_flag |= (file->_cnt == 0) ? MSVCRT__IOEOF : MSVCRT__IOERR;
2541 file->_cnt = 0;
2542 return MSVCRT_WEOF;
2543 }
2544 wcp[i] = j;
2545 }
2546 }
2547 return wc;
2548 }
2549
2550 c = MSVCRT_fgetc(file);
2551 if ((get_locale()->locinfo->mb_cur_max > 1) && MSVCRT_isleadbyte(c))
2552 {
2553 FIXME("Treat Multibyte characters\n");
2554 }
2555 if (c == MSVCRT_EOF)
2556 return MSVCRT_WEOF;
2557 else
2558 return (MSVCRT_wint_t)c;
2559 }
2560
2561 /*********************************************************************
2562 * _getw (MSVCRT.@)
2563 */
2564 int CDECL MSVCRT__getw(MSVCRT_FILE* file)
2565 {
2566 char *ch;
2567 int i, k;
2568 unsigned int j;
2569 ch = (char *)&i;
2570 for (j=0; j<sizeof(int); j++) {
2571 k = MSVCRT_fgetc(file);
2572 if (k == MSVCRT_EOF) {
2573 file->_flag |= MSVCRT__IOEOF;
2574 return EOF;
2575 }
2576 ch[j] = k;
2577 }
2578 return i;
2579 }
2580
2581 /*********************************************************************
2582 * getwc (MSVCRT.@)
2583 */
2584 MSVCRT_wint_t CDECL MSVCRT_getwc(MSVCRT_FILE* file)
2585 {
2586 return MSVCRT_fgetwc(file);
2587 }
2588
2589 /*********************************************************************
2590 * _fgetwchar (MSVCRT.@)
2591 */
2592 MSVCRT_wint_t CDECL _fgetwchar(void)
2593 {
2594 return MSVCRT_fgetwc(MSVCRT_stdin);
2595 }
2596
2597 /*********************************************************************
2598 * getwchar (MSVCRT.@)
2599 */
2600 MSVCRT_wint_t CDECL MSVCRT_getwchar(void)
2601 {
2602 return _fgetwchar();
2603 }
2604
2605 /*********************************************************************
2606 * fgetws (MSVCRT.@)
2607 */
2608 MSVCRT_wchar_t * CDECL MSVCRT_fgetws(MSVCRT_wchar_t *s, int size, MSVCRT_FILE* file)
2609 {
2610 int cc = MSVCRT_WEOF;
2611 MSVCRT_wchar_t * buf_start = s;
2612
2613 TRACE(":file(%p) fd (%d) str (%p) len (%d)\n",
2614 file,file->_file,s,size);
2615
2616 while ((size >1) && (cc = MSVCRT_fgetwc(file)) != MSVCRT_WEOF && cc != '\n')
2617 {
2618 *s++ = (char)cc;
2619 size --;
2620 }
2621 if ((cc == MSVCRT_WEOF) && (s == buf_start)) /* If nothing read, return 0*/
2622 {
2623 TRACE(":nothing read\n");
2624 return NULL;
2625 }
2626 if ((cc != MSVCRT_WEOF) && (size > 1))
2627 *s++ = cc;
2628 *s = 0;
2629 TRACE(":got %s\n", debugstr_w(buf_start));
2630 return buf_start;
2631 }
2632
2633 /*********************************************************************
2634 * fwrite (MSVCRT.@)
2635 */
2636 MSVCRT_size_t CDECL MSVCRT_fwrite(const void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
2637 {
2638 MSVCRT_size_t wrcnt=size * nmemb;
2639 int written = 0;
2640 if (size == 0)
2641 return 0;
2642 if(file->_cnt) {
2643 int pcnt=(file->_cnt>wrcnt)? wrcnt: file->_cnt;
2644 memcpy(file->_ptr, ptr, pcnt);
2645 file->_cnt -= pcnt;
2646 file->_ptr += pcnt;
2647 written = pcnt;
2648 wrcnt -= pcnt;
2649 ptr = (const char*)ptr + pcnt;
2650 } else if(!(file->_flag & MSVCRT__IOWRT)) {
2651 if(file->_flag & MSVCRT__IORW) {
2652 file->_flag |= MSVCRT__IOWRT;
2653 } else
2654 return 0;
2655 }
2656 if(wrcnt) {
2657 /* Flush buffer */
2658 int res=msvcrt_flush_buffer(file);
2659 if(!res) {
2660 int pwritten = MSVCRT__write(file->_file, ptr, wrcnt);
2661 if (pwritten <= 0)
2662 {
2663 file->_flag |= MSVCRT__IOERR;
2664 pwritten=0;
2665 }
2666 written += pwritten;
2667 }
2668 }
2669 return written / size;
2670 }
2671
2672 /*********************************************************************
2673 * fputwc (MSVCRT.@)
2674 */
2675 MSVCRT_wint_t CDECL MSVCRT_fputwc(MSVCRT_wint_t wc, MSVCRT_FILE* file)
2676 {
2677 MSVCRT_wchar_t mwc=wc;
2678 if (MSVCRT_fwrite( &mwc, sizeof(mwc), 1, file) != 1)
2679 return MSVCRT_WEOF;
2680 return wc;
2681 }
2682
2683 /*********************************************************************
2684 * _fputwchar (MSVCRT.@)
2685 */
2686 MSVCRT_wint_t CDECL _fputwchar(MSVCRT_wint_t wc)
2687 {
2688 return MSVCRT_fputwc(wc, MSVCRT_stdout);
2689 }
2690
2691 /*********************************************************************
2692 * _wfsopen (MSVCRT.@)
2693 */
2694 MSVCRT_FILE * CDECL MSVCRT__wfsopen(const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode, int share)
2695 {
2696 MSVCRT_FILE* file;
2697 int open_flags, stream_flags, fd;
2698
2699 TRACE("(%s,%s)\n", debugstr_w(path), debugstr_w(mode));
2700
2701 /* map mode string to open() flags. "man fopen" for possibilities. */
2702 if (msvcrt_get_flags(mode, &open_flags, &stream_flags) == -1)
2703 return NULL;
2704
2705 LOCK_FILES();
2706 fd = MSVCRT__wsopen(path, open_flags, share, MSVCRT__S_IREAD | MSVCRT__S_IWRITE);
2707 if (fd < 0)
2708 file = NULL;
2709 else if ((file = msvcrt_alloc_fp()) && msvcrt_init_fp(file, fd, stream_flags)
2710 != -1)
2711 TRACE(":fd (%d) mode (%s) FILE* (%p)\n", fd, debugstr_w(mode), file);
2712 else if (file)
2713 {
2714 file->_flag = 0;
2715 file = NULL;
2716 }
2717
2718 TRACE(":got (%p)\n",file);
2719 if (fd >= 0 && !file)
2720 MSVCRT__close(fd);
2721 UNLOCK_FILES();
2722 return file;
2723 }
2724
2725 /*********************************************************************
2726 * _fsopen (MSVCRT.@)
2727 */
2728 MSVCRT_FILE * CDECL MSVCRT__fsopen(const char *path, const char *mode, int share)
2729 {
2730 MSVCRT_FILE *ret;
2731 MSVCRT_wchar_t *pathW = NULL, *modeW = NULL;
2732
2733 if (path && !(pathW = msvcrt_wstrdupa(path))) {
2734 MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
2735 *MSVCRT__errno() = MSVCRT_EINVAL;
2736 return NULL;
2737 }
2738 if (mode && !(modeW = msvcrt_wstrdupa(mode)))
2739 {
2740 MSVCRT_free(pathW);
2741 MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
2742 *MSVCRT__errno() = MSVCRT_EINVAL;
2743 return NULL;
2744 }
2745
2746 ret = MSVCRT__wfsopen(pathW, modeW, share);
2747
2748 MSVCRT_free(pathW);
2749 MSVCRT_free(modeW);
2750 return ret;
2751 }
2752
2753 /*********************************************************************
2754 * fopen (MSVCRT.@)
2755 */
2756 MSVCRT_FILE * CDECL MSVCRT_fopen(const char *path, const char *mode)
2757 {
2758 return MSVCRT__fsopen( path, mode, MSVCRT__SH_DENYNO );
2759 }
2760
2761 /*********************************************************************
2762 * fopen_s (MSVCRT.@)
2763 */
2764 int CDECL MSVCRT_fopen_s(MSVCRT_FILE** pFile,
2765 const char *filename, const char *mode)
2766 {
2767 if (!MSVCRT_CHECK_PMT(pFile != NULL) || !MSVCRT_CHECK_PMT(filename != NULL) ||
2768 !MSVCRT_CHECK_PMT(mode != NULL)) {
2769 *MSVCRT__errno() = MSVCRT_EINVAL;
2770 return MSVCRT_EINVAL;
2771 }
2772
2773 *pFile = MSVCRT_fopen(filename, mode);
2774
2775 if(!*pFile)
2776 return *MSVCRT__errno();
2777 return 0;
2778 }
2779
2780 /*********************************************************************
2781 * _wfopen (MSVCRT.@)
2782 */
2783 MSVCRT_FILE * CDECL MSVCRT__wfopen(const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode)
2784 {
2785 return MSVCRT__wfsopen( path, mode, MSVCRT__SH_DENYNO );
2786 }
2787
2788 /*********************************************************************
2789 * _wfopen_s (MSVCRT.@)
2790 */
2791 int CDECL MSVCRT__wfopen_s(MSVCRT_FILE** pFile, const MSVCRT_wchar_t *filename,
2792 const MSVCRT_wchar_t *mode)
2793 {
2794 if (!MSVCRT_CHECK_PMT(pFile != NULL) || !MSVCRT_CHECK_PMT(filename != NULL) ||
2795 !MSVCRT_CHECK_PMT(mode != NULL)) {
2796 *MSVCRT__errno() = MSVCRT_EINVAL;
2797 return MSVCRT_EINVAL;
2798 }
2799
2800 *pFile = MSVCRT__wfopen(filename, mode);
2801
2802 if(!*pFile)
2803 return *MSVCRT__errno();
2804 return 0;
2805 }
2806
2807 /* MSVCRT_fputc calls MSVCRT__flsbuf which calls MSVCRT_fputc */
2808 int CDECL MSVCRT__flsbuf(int c, MSVCRT_FILE* file);
2809
2810 /*********************************************************************
2811 * fputc (MSVCRT.@)
2812 */
2813 int CDECL MSVCRT_fputc(int c, MSVCRT_FILE* file)
2814 {
2815 if(file->_cnt>0) {
2816 *file->_ptr++=c;
2817 file->_cnt--;
2818 if (c == '\n')
2819 {
2820 int res = msvcrt_flush_buffer(file);
2821 return res ? res : c;
2822 }
2823 else
2824 return c & 0xff;
2825 } else {
2826 return MSVCRT__flsbuf(c, file);
2827 }
2828 }
2829
2830 /*********************************************************************
2831 * _flsbuf (MSVCRT.@)
2832 */
2833 int CDECL MSVCRT__flsbuf(int c, MSVCRT_FILE* file)
2834 {
2835 /* Flush output buffer */
2836 if(file->_bufsiz == 0 && !(file->_flag & MSVCRT__IONBF)) {
2837 msvcrt_alloc_buffer(file);
2838 }
2839 if(!(file->_flag & MSVCRT__IOWRT)) {
2840 if(file->_flag & MSVCRT__IORW) {
2841 file->_flag |= MSVCRT__IOWRT;
2842 } else {
2843 return MSVCRT_EOF;
2844 }
2845 }
2846 if(file->_bufsiz) {
2847 int res=msvcrt_flush_buffer(file);
2848 return res?res : MSVCRT_fputc(c, file);
2849 } else {
2850 unsigned char cc=c;
2851 int len;
2852 /* set _cnt to 0 for unbuffered FILEs */
2853 file->_cnt = 0;
2854 len = MSVCRT__write(file->_file, &cc, 1);
2855 if (len == 1) return c & 0xff;
2856 file->_flag |= MSVCRT__IOERR;
2857 return MSVCRT_EOF;
2858 }
2859 }
2860
2861 /*********************************************************************
2862 * _fputchar (MSVCRT.@)
2863 */
2864 int CDECL _fputchar(int c)
2865 {
2866 return MSVCRT_fputc(c, MSVCRT_stdout);
2867 }
2868
2869 /*********************************************************************
2870 * fread (MSVCRT.@)
2871 */
2872 MSVCRT_size_t CDECL MSVCRT_fread(void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
2873 { MSVCRT_size_t rcnt=size * nmemb;
2874 MSVCRT_size_t read=0;
2875 int pread=0;
2876
2877 if(!rcnt)
2878 return 0;
2879
2880 /* first buffered data */
2881 if(file->_cnt>0) {
2882 int pcnt= (rcnt>file->_cnt)? file->_cnt:rcnt;
2883 memcpy(ptr, file->_ptr, pcnt);
2884 file->_cnt -= pcnt;
2885 file->_ptr += pcnt;
2886 read += pcnt ;
2887 rcnt -= pcnt ;
2888 ptr = (char*)ptr + pcnt;
2889 } else if(!(file->_flag & MSVCRT__IOREAD )) {
2890 if(file->_flag & MSVCRT__IORW) {
2891 file->_flag |= MSVCRT__IOREAD;
2892 } else
2893 return 0;
2894 }
2895 while(rcnt>0)
2896 {
2897 int i;
2898 /* Fill the buffer on small reads.
2899 * TODO: Use a better buffering strategy.
2900 */
2901 if (!file->_cnt && size*nmemb <= MSVCRT_BUFSIZ/2 && !(file->_flag & MSVCRT__IONBF)) {
2902 if (file->_bufsiz == 0) {
2903 msvcrt_alloc_buffer(file);
2904 }
2905 file->_cnt = MSVCRT__read(file->_file, file->_base, file->_bufsiz);
2906 file->_ptr = file->_base;
2907 i = (file->_cnt<rcnt) ? file->_cnt : rcnt;
2908 /* If the buffer fill reaches eof but fread wouldn't, clear eof. */
2909 if (i > 0 && i < file->_cnt) {
2910 MSVCRT_fdesc[file->_file].wxflag &= ~WX_ATEOF;
2911 file->_flag &= ~MSVCRT__IOEOF;
2912 }
2913 if (i > 0) {
2914 memcpy(ptr, file->_ptr, i);
2915 file->_cnt -= i;
2916 file->_ptr += i;
2917 }
2918 } else {
2919 i = MSVCRT__read(file->_file,ptr, rcnt);
2920 }
2921 pread += i;
2922 rcnt -= i;
2923 ptr = (char *)ptr+i;
2924 /* expose feof condition in the flags
2925 * MFC tests file->_flag for feof, and doesn't call feof())
2926 */
2927 if ( MSVCRT_fdesc[file->_file].wxflag & WX_ATEOF)
2928 file->_flag |= MSVCRT__IOEOF;
2929 else if (i == -1)
2930 {
2931 file->_flag |= MSVCRT__IOERR;
2932 pread = 0;
2933 rcnt = 0;
2934 }
2935 if (i < 1) break;
2936 }
2937 read+=pread;
2938 return read / size;
2939 }
2940
2941 /*********************************************************************
2942 * _wfreopen (MSVCRT.@)
2943 *
2944 */
2945 MSVCRT_FILE* CDECL MSVCRT__wfreopen(const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode, MSVCRT_FILE* file)
2946 {
2947 int open_flags, stream_flags, fd;
2948
2949 TRACE(":path (%p) mode (%s) file (%p) fd (%d)\n", debugstr_w(path), debugstr_w(mode), file, file->_file);
2950
2951 LOCK_FILES();
2952 if (!file || ((fd = file->_file) < 0) || fd > MSVCRT_fdend)
2953 file = NULL;
2954 else
2955 {
2956 MSVCRT_fclose(file);
2957 /* map mode string to open() flags. "man fopen" for possibilities. */
2958 if (msvcrt_get_flags(mode, &open_flags, &stream_flags) == -1)
2959 file = NULL;
2960 else
2961 {
2962 fd = _wopen(path, open_flags, MSVCRT__S_IREAD | MSVCRT__S_IWRITE);
2963 if (fd < 0)
2964 file = NULL;
2965 else if (msvcrt_init_fp(file, fd, stream_flags) == -1)
2966 {
2967 file->_flag = 0;
2968 WARN(":failed-last error (%d)\n",GetLastError());
2969 msvcrt_set_errno(GetLastError());
2970 file = NULL;
2971 }
2972 }
2973 }
2974 UNLOCK_FILES();
2975 return file;
2976 }
2977
2978 /*********************************************************************
2979 * freopen (MSVCRT.@)
2980 *
2981 */
2982 MSVCRT_FILE* CDECL MSVCRT_freopen(const char *path, const char *mode, MSVCRT_FILE* file)
2983 {
2984 MSVCRT_FILE *ret;
2985 MSVCRT_wchar_t *pathW = NULL, *modeW = NULL;
2986
2987 if (path && !(pathW = msvcrt_wstrdupa(path))) return NULL;
2988 if (mode && !(modeW = msvcrt_wstrdupa(mode)))
2989 {
2990 MSVCRT_free(pathW);
2991 return NULL;
2992 }
2993
2994 ret = MSVCRT__wfreopen(pathW, modeW, file);
2995
2996 MSVCRT_free(pathW);
2997 MSVCRT_free(modeW);
2998 return ret;
2999 }
3000
3001 /*********************************************************************
3002 * fsetpos (MSVCRT.@)
3003 */
3004 int CDECL MSVCRT_fsetpos(MSVCRT_FILE* file, MSVCRT_fpos_t *pos)
3005 {
3006 /* Note that all this has been lifted 'as is' from fseek */
3007 if(file->_flag & MSVCRT__IOWRT)
3008 msvcrt_flush_buffer(file);
3009
3010 /* Discard buffered input */
3011 file->_cnt = 0;
3012 file->_ptr = file->_base;
3013
3014 /* Reset direction of i/o */
3015 if(file->_flag & MSVCRT__IORW) {
3016 file->_flag &= ~(MSVCRT__IOREAD|MSVCRT__IOWRT);
3017 }
3018
3019 return (MSVCRT__lseeki64(file->_file,*pos,SEEK_SET) == -1) ? -1 : 0;
3020 }
3021
3022 /*********************************************************************
3023 * _ftelli64 (MSVCRT.@)
3024 */
3025 __int64 CDECL MSVCRT__ftelli64(MSVCRT_FILE* file)
3026 {
3027 /* TODO: just call fgetpos and return lower half of result */
3028 int off=0;
3029 __int64 pos;
3030 pos = _telli64(file->_file);
3031 if(pos == -1) return -1;
3032 if(file->_bufsiz) {
3033 if( file->_flag & MSVCRT__IOWRT ) {
3034 off = file->_ptr - file->_base;
3035 } else {
3036 off = -file->_cnt;
3037 if (MSVCRT_fdesc[file->_file].wxflag & WX_TEXT) {
3038 /* Black magic correction for CR removal */
3039 int i;
3040 for (i=0; i<file->_cnt; i++) {
3041 if (file->_ptr[i] == '\n')
3042 off--;
3043 }
3044 /* Black magic when reading CR at buffer boundary*/
3045 if(MSVCRT_fdesc[file->_file].wxflag & WX_READCR)
3046 off--;
3047
3048 }
3049 }
3050 }
3051 return off + pos;
3052 }
3053
3054 /*********************************************************************
3055 * ftell (MSVCRT.@)
3056 */
3057 LONG CDECL MSVCRT_ftell(MSVCRT_FILE* file)
3058 {
3059 return MSVCRT__ftelli64(file);
3060 }
3061
3062 /*********************************************************************
3063 * fgetpos (MSVCRT.@)
3064 */
3065 int CDECL MSVCRT_fgetpos(MSVCRT_FILE* file, MSVCRT_fpos_t *pos)
3066 {
3067 int off=0;
3068 *pos = MSVCRT__lseeki64(file->_file,0,SEEK_CUR);
3069 if(*pos == -1) return -1;
3070 if(file->_bufsiz) {
3071 if( file->_flag & MSVCRT__IOWRT ) {
3072 off = file->_ptr - file->_base;
3073 } else {
3074 off = -file->_cnt;
3075 if (MSVCRT_fdesc[file->_file].wxflag & WX_TEXT) {
3076 /* Black magic correction for CR removal */
3077 int i;
3078 for (i=0; i<file->_cnt; i++) {
3079 if (file->_ptr[i] == '\n')
3080 off--;
3081 }
3082 /* Black magic when reading CR at buffer boundary*/
3083 if(MSVCRT_fdesc[file->_file].wxflag & WX_READCR)
3084 off--;
3085 }
3086 }
3087 }
3088 *pos += off;
3089 return 0;
3090 }
3091
3092 /*********************************************************************
3093 * fputs (MSVCRT.@)
3094 */
3095 int CDECL MSVCRT_fputs(const char *s, MSVCRT_FILE* file)
3096 {
3097 MSVCRT_size_t i, len = strlen(s);
3098 if (!(MSVCRT_fdesc[file->_file].wxflag & WX_TEXT))
3099 return MSVCRT_fwrite(s,sizeof(*s),len,file) == len ? 0 : MSVCRT_EOF;
3100 for (i=0; i<len; i++)
3101 if (MSVCRT_fputc(s[i], file) == MSVCRT_EOF)
3102 return MSVCRT_EOF;
3103 return 0;
3104 }
3105
3106 /*********************************************************************
3107 * fputws (MSVCRT.@)
3108 */
3109 int CDECL MSVCRT_fputws(const MSVCRT_wchar_t *s, MSVCRT_FILE* file)
3110 {
3111 MSVCRT_size_t i, len = strlenW(s);
3112 if (!(MSVCRT_fdesc[file->_file].wxflag & WX_TEXT))
3113 return MSVCRT_fwrite(s,sizeof(*s),len,file) == len ? 0 : MSVCRT_EOF;
3114 for (i=0; i<len; i++)
3115 {
3116 if ((s[i] == '\n') && (MSVCRT_fputc('\r', file) == MSVCRT_EOF))
3117 return MSVCRT_WEOF;
3118 if (MSVCRT_fputwc(s[i], file) == MSVCRT_WEOF)
3119 return MSVCRT_WEOF;
3120 }
3121 return 0;
3122 }
3123
3124 /*********************************************************************
3125 * getchar (MSVCRT.@)
3126 */
3127 int CDECL MSVCRT_getchar(void)
3128 {
3129 return MSVCRT_fgetc(MSVCRT_stdin);
3130 }
3131
3132 /*********************************************************************
3133 * getc (MSVCRT.@)
3134 */
3135 int CDECL MSVCRT_getc(MSVCRT_FILE* file)
3136 {
3137 return MSVCRT_fgetc(file);
3138 }
3139
3140 /*********************************************************************
3141 * gets (MSVCRT.@)
3142 */
3143 char * CDECL MSVCRT_gets(char *buf)
3144 {
3145 int cc;
3146 char * buf_start = buf;
3147
3148 for(cc = MSVCRT_fgetc(MSVCRT_stdin); cc != MSVCRT_EOF && cc != '\n';
3149 cc = MSVCRT_fgetc(MSVCRT_stdin))
3150 if(cc != '\r') *buf++ = (char)cc;
3151
3152 *buf = '\0';
3153
3154 TRACE("got '%s'\n", buf_start);
3155 return buf_start;
3156 }
3157
3158 /*********************************************************************
3159 * _getws (MSVCRT.@)
3160 */
3161 MSVCRT_wchar_t* CDECL MSVCRT__getws(MSVCRT_wchar_t* buf)
3162 {
3163 MSVCRT_wint_t cc;
3164 MSVCRT_wchar_t* ws = buf;
3165
3166 for (cc = MSVCRT_fgetwc(MSVCRT_stdin); cc != MSVCRT_WEOF && cc != '\n';
3167 cc = MSVCRT_fgetwc(MSVCRT_stdin))
3168 {
3169 if (cc != '\r')
3170 *buf++ = (MSVCRT_wchar_t)cc;
3171 }
3172 *buf = '\0';
3173
3174 TRACE("got %s\n", debugstr_w(ws));
3175 return ws;
3176 }
3177
3178 /*********************************************************************
3179 * putc (MSVCRT.@)
3180 */
3181 int CDECL MSVCRT_putc(int c, MSVCRT_FILE* file)
3182 {
3183 return MSVCRT_fputc(c, file);
3184 }
3185
3186 /*********************************************************************
3187 * putchar (MSVCRT.@)
3188 */
3189 int CDECL MSVCRT_putchar(int c)
3190 {
3191 return MSVCRT_fputc(c, MSVCRT_stdout);
3192 }
3193
3194 /*********************************************************************
3195 * _putwch (MSVCRT.@)
3196 */
3197 int CDECL MSVCRT__putwch(int c)
3198 {
3199 return MSVCRT_fputwc(c, MSVCRT_stdout);
3200 }
3201
3202 /*********************************************************************
3203 * puts (MSVCRT.@)
3204 */
3205 int CDECL MSVCRT_puts(const char *s)
3206 {
3207 MSVCRT_size_t len = strlen(s);
3208 if (MSVCRT_fwrite(s,sizeof(*s),len,MSVCRT_stdout) != len) return MSVCRT_EOF;
3209 return MSVCRT_fwrite("\n",1,1,MSVCRT_stdout) == 1 ? 0 : MSVCRT_EOF;
3210 }
3211
3212 /*********************************************************************
3213 * _putws (MSVCRT.@)
3214 */
3215 int CDECL _putws(const MSVCRT_wchar_t *s)
3216 {
3217 static const MSVCRT_wchar_t nl = '\n';
3218 MSVCRT_size_t len = strlenW(s);
3219 if (MSVCRT_fwrite(s,sizeof(*s),len,MSVCRT_stdout) != len) return MSVCRT_EOF;
3220 return MSVCRT_fwrite(&nl,sizeof(nl),1,MSVCRT_stdout) == 1 ? 0 : MSVCRT_EOF;
3221 }
3222
3223 /*********************************************************************
3224 * remove (MSVCRT.@)
3225 */
3226 int CDECL MSVCRT_remove(const char *path)
3227 {
3228 TRACE("(%s)\n",path);
3229 if (DeleteFileA(path))
3230 return 0;
3231 TRACE(":failed (%d)\n",GetLastError());
3232 msvcrt_set_errno(GetLastError());
3233 return -1;
3234 }
3235
3236 /*********************************************************************
3237 * _wremove (MSVCRT.@)
3238 */
3239 int CDECL _wremove(const MSVCRT_wchar_t *path)
3240 {
3241 TRACE("(%s)\n",debugstr_w(path));
3242 if (DeleteFileW(path))
3243 return 0;
3244 TRACE(":failed (%d)\n",GetLastError());
3245 msvcrt_set_errno(GetLastError());
3246 return -1;
3247 }
3248
3249 /*********************************************************************
3250 * rename (MSVCRT.@)
3251 */
3252 int CDECL MSVCRT_rename(const char *oldpath,const char *newpath)
3253 {
3254 TRACE(":from %s to %s\n",oldpath,newpath);
3255 if (MoveFileExA(oldpath, newpath, MOVEFILE_COPY_ALLOWED))
3256 return 0;
3257 TRACE(":failed (%d)\n",GetLastError());
3258 msvcrt_set_errno(GetLastError());
3259 return -1;
3260 }
3261
3262 /*********************************************************************
3263 * _wrename (MSVCRT.@)
3264 */
3265 int CDECL _wrename(const MSVCRT_wchar_t *oldpath,const MSVCRT_wchar_t *newpath)
3266 {
3267 TRACE(":from %s to %s\n",debugstr_w(oldpath),debugstr_w(newpath));
3268 if (MoveFileExW(oldpath, newpath, MOVEFILE_COPY_ALLOWED))
3269 return 0;
3270 TRACE(":failed (%d)\n",GetLastError());
3271 msvcrt_set_errno(GetLastError());
3272 return -1;
3273 }
3274
3275 /*********************************************************************
3276 * setvbuf (MSVCRT.@)
3277 */
3278 int CDECL MSVCRT_setvbuf(MSVCRT_FILE* file, char *buf, int mode, MSVCRT_size_t size)
3279 {
3280 /* TODO: Check if file busy */
3281 if(file->_bufsiz) {
3282 MSVCRT_free(file->_base);
3283 file->_bufsiz = 0;
3284 file->_cnt = 0;
3285 }
3286 if(mode == MSVCRT__IOFBF) {
3287 file->_flag &= ~MSVCRT__IONBF;
3288 file->_base = file->_ptr = buf;
3289 if(buf) {
3290 file->_bufsiz = size;
3291 }
3292 } else {
3293 file->_flag |= MSVCRT__IONBF;
3294 }
3295 return 0;
3296 }
3297
3298 /*********************************************************************
3299 * setbuf (MSVCRT.@)
3300 */
3301 void CDECL MSVCRT_setbuf(MSVCRT_FILE* file, char *buf)
3302 {
3303 MSVCRT_setvbuf(file, buf, buf ? MSVCRT__IOFBF : MSVCRT__IONBF, MSVCRT_BUFSIZ);
3304 }
3305
3306 /*********************************************************************
3307 * tmpnam (MSVCRT.@)
3308 */
3309 char * CDECL MSVCRT_tmpnam(char *s)
3310 {
3311 static int unique;
3312 char tmpstr[16];
3313 char *p;
3314 int count;
3315 if (s == 0)
3316 s = MSVCRT_tmpname;
3317 msvcrt_int_to_base32(GetCurrentProcessId(), tmpstr);
3318 p = s + sprintf(s, "\\s%s.", tmpstr);
3319 for (count = 0; count < MSVCRT_TMP_MAX; count++)
3320 {
3321 msvcrt_int_to_base32(unique++, tmpstr);
3322 strcpy(p, tmpstr);
3323 if (GetFileAttributesA(s) == INVALID_FILE_ATTRIBUTES &&
3324 GetLastError() == ERROR_FILE_NOT_FOUND)
3325 break;
3326 }
3327 return s;
3328 }
3329
3330 /*********************************************************************
3331 * tmpfile (MSVCRT.@)
3332 */
3333 MSVCRT_FILE* CDECL MSVCRT_tmpfile(void)
3334 {
3335 char *filename = MSVCRT_tmpnam(NULL);
3336 int fd;
3337 MSVCRT_FILE* file = NULL;
3338
3339 LOCK_FILES();
3340 fd = MSVCRT__open(filename, MSVCRT__O_CREAT | MSVCRT__O_BINARY | MSVCRT__O_RDWR | MSVCRT__O_TEMPORARY);
3341 if (fd != -1 && (file = msvcrt_alloc_fp()))
3342 {
3343 if (msvcrt_init_fp(file, fd, MSVCRT__O_RDWR) == -1)
3344 {
3345 file->_flag = 0;
3346 file = NULL;
3347 }
3348 else file->_tmpfname = _strdup(filename);
3349 }
3350 UNLOCK_FILES();
3351 return file;
3352 }
3353
3354 /*********************************************************************
3355 * vfprintf (MSVCRT.@)
3356 */
3357 int CDECL MSVCRT_vfprintf(MSVCRT_FILE* file, const char *format, __ms_va_list valist)
3358 {
3359 char buf[2048];
3360 LPWSTR formatW = NULL;
3361 DWORD sz;
3362 pf_output out;
3363 int written, retval;
3364
3365 out.unicode = FALSE;
3366 out.buf.A = out.grow.A = buf;
3367 out.used = 0;
3368 out.len = sizeof(buf);
3369
3370 sz = MultiByteToWideChar( CP_ACP, 0, format, -1, NULL, 0 );
3371 formatW = HeapAlloc( GetProcessHeap(), 0, sz*sizeof(WCHAR) );
3372 MultiByteToWideChar( CP_ACP, 0, format, -1, formatW, sz );
3373
3374 if ((written = pf_vsnprintf( &out, formatW, NULL, FALSE, valist )) >= 0)
3375 {
3376 retval = MSVCRT_fwrite(out.buf.A, sizeof(*out.buf.A), written, file);
3377 }
3378 else retval = -1;
3379
3380 HeapFree( GetProcessHeap(), 0, formatW );
3381
3382 if (out.buf.A != out.grow.A)
3383 MSVCRT_free (out.buf.A);
3384 return retval;
3385 }
3386
3387 /*********************************************************************
3388 * vfprintf_s (MSVCRT.@)
3389 */
3390 int CDECL MSVCRT_vfprintf_s(MSVCRT_FILE* file, const char *format, __ms_va_list valist)
3391 {
3392 char buf[2048];
3393 LPWSTR formatW = NULL;
3394 DWORD sz;
3395 pf_output out;
3396 int written, retval;
3397
3398 if( !MSVCRT_CHECK_PMT( file != NULL ) )
3399 {
3400 *MSVCRT__errno() = MSVCRT_EINVAL;
3401 return -1;
3402 }
3403
3404 out.unicode = FALSE;
3405 out.buf.A = out.grow.A = buf;
3406 out.used = 0;
3407 out.len = sizeof(buf);
3408
3409 sz = MultiByteToWideChar( CP_ACP, 0, format, -1, NULL, 0 );
3410 formatW = HeapAlloc( GetProcessHeap(), 0, sz*sizeof(WCHAR) );
3411 MultiByteToWideChar( CP_ACP, 0, format, -1, formatW, sz );
3412
3413 if ((written = pf_vsnprintf( &out, formatW, NULL, TRUE, valist )) >= 0)
3414 {
3415 retval = MSVCRT_fwrite(out.buf.A, sizeof(*out.buf.A), written, file);
3416 }
3417 else retval = -1;
3418
3419 HeapFree( GetProcessHeap(), 0, formatW );
3420
3421 if (out.buf.A != out.grow.A)
3422 MSVCRT_free (out.buf.A);
3423 return retval;
3424 }
3425
3426 /*********************************************************************
3427 * vfwprintf (MSVCRT.@)
3428 */
3429 int CDECL MSVCRT_vfwprintf(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, __ms_va_list valist)
3430 {
3431 MSVCRT_wchar_t buf[2048];
3432 pf_output out;
3433 int written, retval;
3434
3435 out.unicode = TRUE;
3436 out.buf.W = out.grow.W = buf;
3437 out.used = 0;
3438 out.len = sizeof(buf) / sizeof(buf[0]);
3439
3440 if ((written = pf_vsnprintf( &out, format, NULL, FALSE, valist )) >= 0)
3441 {
3442 retval = MSVCRT_fwrite(out.buf.W, sizeof(*out.buf.W), written, file);
3443 }
3444 else retval = -1;
3445 if (out.buf.W != out.grow.W)
3446 MSVCRT_free (out.buf.W);
3447 return retval;
3448 }
3449
3450 /*********************************************************************
3451 * vfwprintf_s (MSVCRT.@)
3452 */
3453 int CDECL MSVCRT_vfwprintf_s(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, __ms_va_list valist)
3454 {
3455 MSVCRT_wchar_t buf[2048];
3456 pf_output out;
3457 int written, retval;
3458
3459 if( !MSVCRT_CHECK_PMT( file != NULL ) )
3460 {
3461 *MSVCRT__errno() = MSVCRT_EINVAL;
3462 return -1;
3463 }
3464
3465 out.unicode = TRUE;
3466 out.buf.W = out.grow.W = buf;
3467 out.used = 0;
3468 out.len = sizeof(buf) / sizeof(buf[0]);
3469
3470 if ((written = pf_vsnprintf( &out, format, NULL, TRUE, valist )) >= 0)
3471 {
3472 retval = MSVCRT_fwrite(out.buf.W, sizeof(*out.buf.W), written, file);
3473 }
3474 else retval = -1;
3475 if (out.buf.W != out.grow.W)
3476 MSVCRT_free (out.buf.W);
3477 return retval;
3478 }
3479
3480 /*********************************************************************
3481 * vprintf (MSVCRT.@)
3482 */
3483 int CDECL MSVCRT_vprintf(const char *format, __ms_va_list valist)
3484 {
3485 return MSVCRT_vfprintf(MSVCRT_stdout,format,valist);
3486 }
3487
3488 /*********************************************************************
3489 * vprintf_s (MSVCRT.@)
3490 */
3491 int CDECL MSVCRT_vprintf_s(const char *format, __ms_va_list valist)
3492 {
3493 return MSVCRT_vfprintf_s(MSVCRT_stdout,format,valist);
3494 }
3495
3496 /*********************************************************************
3497 * vwprintf (MSVCRT.@)
3498 */
3499 int CDECL MSVCRT_vwprintf(const MSVCRT_wchar_t *format, __ms_va_list valist)
3500 {
3501 return MSVCRT_vfwprintf(MSVCRT_stdout,format,valist);
3502 }
3503
3504 /*********************************************************************
3505 * vwprintf_s (MSVCRT.@)
3506 */
3507 int CDECL MSVCRT_vwprintf_s(const MSVCRT_wchar_t *format, __ms_va_list valist)
3508 {
3509 return MSVCRT_vfwprintf_s(MSVCRT_stdout,format,valist);
3510 }
3511
3512 /*********************************************************************
3513 * fprintf (MSVCRT.@)
3514 */
3515 int CDECL MSVCRT_fprintf(MSVCRT_FILE* file, const char *format, ...)
3516 {
3517 __ms_va_list valist;
3518 int res;
3519 __ms_va_start(valist, format);
3520 res = MSVCRT_vfprintf(file, format, valist);
3521 __ms_va_end(valist);
3522 return res;
3523 }
3524
3525 /*********************************************************************
3526 * fprintf_s (MSVCRT.@)
3527 */
3528 int CDECL MSVCRT_fprintf_s(MSVCRT_FILE* file, const char *format, ...)
3529 {
3530 __ms_va_list valist;
3531 int res;
3532 __ms_va_start(valist, format);
3533 res = MSVCRT_vfprintf_s(file, format, valist);
3534 __ms_va_end(valist);
3535 return res;
3536 }
3537
3538 /*********************************************************************
3539 * fwprintf (MSVCRT.@)
3540 */
3541 int CDECL MSVCRT_fwprintf(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, ...)
3542 {
3543 __ms_va_list valist;
3544 int res;
3545 __ms_va_start(valist, format);
3546 res = MSVCRT_vfwprintf(file, format, valist);
3547 __ms_va_end(valist);
3548 return res;
3549 }
3550
3551 /*********************************************************************
3552 * fwprintf_s (MSVCRT.@)
3553 */
3554 int CDECL MSVCRT_fwprintf_s(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, ...)
3555 {
3556 __ms_va_list valist;
3557 int res;
3558 __ms_va_start(valist, format);
3559 res = MSVCRT_vfwprintf_s(file, format, valist);
3560 __ms_va_end(valist);
3561 return res;
3562 }
3563
3564 /*********************************************************************
3565 * printf (MSVCRT.@)
3566 */
3567 int CDECL MSVCRT_printf(const char *format, ...)
3568 {
3569 __ms_va_list valist;
3570 int res;
3571 __ms_va_start(valist, format);
3572 res = MSVCRT_vfprintf(MSVCRT_stdout, format, valist);
3573 __ms_va_end(valist);
3574 return res;
3575 }
3576
3577 /*********************************************************************
3578 * printf_s (MSVCRT.@)
3579 */
3580 int CDECL MSVCRT_printf_s(const char *format, ...)
3581 {
3582 __ms_va_list valist;
3583 int res;
3584 __ms_va_start(valist, format);
3585 res = MSVCRT_vprintf_s(format, valist);
3586 __ms_va_end(valist);
3587 return res;
3588 }
3589
3590 /*********************************************************************
3591 * ungetc (MSVCRT.@)
3592 */
3593 int CDECL MSVCRT_ungetc(int c, MSVCRT_FILE * file)
3594 {
3595 if (c == MSVCRT_EOF)
3596 return MSVCRT_EOF;
3597 if(file->_bufsiz == 0 && !(file->_flag & MSVCRT__IONBF)) {
3598 msvcrt_alloc_buffer(file);
3599 file->_ptr++;
3600 }
3601 if(file->_ptr>file->_base) {
3602 file->_ptr--;
3603 *file->_ptr=c;
3604 file->_cnt++;
3605 MSVCRT_clearerr(file);
3606 return c;
3607 }
3608 return MSVCRT_EOF;
3609 }
3610
3611 /*********************************************************************
3612 * ungetwc (MSVCRT.@)
3613 */
3614 MSVCRT_wint_t CDECL MSVCRT_ungetwc(MSVCRT_wint_t wc, MSVCRT_FILE * file)
3615 {
3616 MSVCRT_wchar_t mwc = wc;
3617 char * pp = (char *)&mwc;
3618 int i;
3619 for(i=sizeof(MSVCRT_wchar_t)-1;i>=0;i--) {
3620 if(pp[i] != MSVCRT_ungetc(pp[i],file))
3621 return MSVCRT_WEOF;
3622 }
3623 return mwc;
3624 }
3625
3626 /*********************************************************************
3627 * wprintf (MSVCRT.@)
3628 */
3629 int CDECL MSVCRT_wprintf(const MSVCRT_wchar_t *format, ...)
3630 {
3631 __ms_va_list valist;
3632 int res;
3633 __ms_va_start(valist, format);
3634 res = MSVCRT_vwprintf(format, valist);
3635 __ms_va_end(valist);
3636 return res;
3637 }
3638
3639 /*********************************************************************
3640 * wprintf_s (MSVCRT.@)
3641 */
3642 int CDECL MSVCRT_wprintf_s(const MSVCRT_wchar_t *format, ...)
3643 {
3644 __ms_va_list valist;
3645 int res;
3646 __ms_va_start(valist, format);
3647 res = MSVCRT_vwprintf_s(format, valist);
3648 __ms_va_end(valist);
3649 return res;
3650 }
3651
3652 /*********************************************************************
3653 * _getmaxstdio (MSVCRT.@)
3654 */
3655 int CDECL _getmaxstdio(void)
3656 {
3657 FIXME("stub, always returns 512\n");
3658 return 512;
3659 }
3660
3661 /*********************************************************************
3662 * _setmaxstdio_ (MSVCRT.@)
3663 */
3664 int CDECL _setmaxstdio(int newmax)
3665 {
3666 int res;
3667 if( newmax > 2048)
3668 res = -1;
3669 else
3670 res = newmax;
3671 FIXME("stub: setting new maximum for number of simultaneously open files not implemented,returning %d\n",res);
3672 return res;
3673 }
3674
3675 /*********************************************************************
3676 * __pioinfo (MSVCRT.@)
3677 * FIXME: see MSVCRT_MAX_FILES define.
3678 */
3679 ioinfo * MSVCRT___pioinfo[] = { /* array of pointers to ioinfo arrays [64] */
3680 &MSVCRT_fdesc[0 * 64], &MSVCRT_fdesc[1 * 64], &MSVCRT_fdesc[2 * 64],
3681 &MSVCRT_fdesc[3 * 64], &MSVCRT_fdesc[4 * 64], &MSVCRT_fdesc[5 * 64],
3682 &MSVCRT_fdesc[6 * 64], &MSVCRT_fdesc[7 * 64], &MSVCRT_fdesc[8 * 64],
3683 &MSVCRT_fdesc[9 * 64], &MSVCRT_fdesc[10 * 64], &MSVCRT_fdesc[11 * 64],
3684 &MSVCRT_fdesc[12 * 64], &MSVCRT_fdesc[13 * 64], &MSVCRT_fdesc[14 * 64],
3685 &MSVCRT_fdesc[15 * 64], &MSVCRT_fdesc[16 * 64], &MSVCRT_fdesc[17 * 64],
3686 &MSVCRT_fdesc[18 * 64], &MSVCRT_fdesc[19 * 64], &MSVCRT_fdesc[20 * 64],
3687 &MSVCRT_fdesc[21 * 64], &MSVCRT_fdesc[22 * 64], &MSVCRT_fdesc[23 * 64],
3688 &MSVCRT_fdesc[24 * 64], &MSVCRT_fdesc[25 * 64], &MSVCRT_fdesc[26 * 64],
3689 &MSVCRT_fdesc[27 * 64], &MSVCRT_fdesc[28 * 64], &MSVCRT_fdesc[29 * 64],
3690 &MSVCRT_fdesc[30 * 64], &MSVCRT_fdesc[31 * 64]
3691 } ;
3692
3693 /*********************************************************************
3694 * __badioinfo (MSVCRT.@)
3695 */
3696 ioinfo MSVCRT___badioinfo = { INVALID_HANDLE_VALUE, WX_TEXT };
Windows API implementation