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kernel32: Use the Unicode string length to build the argv array.
[wine.git] / dlls / msvcrt / file.c
blob224e6eae0c85825dcaf8a130fd5fc6705480245b
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 <stdarg.h>
33 #include <stdio.h>
34 #ifdef HAVE_UNISTD_H
35 # include <unistd.h>
36 #endif
37 #include <sys/types.h>
38 #include <limits.h>
39
40 #include "windef.h"
41 #include "winbase.h"
42 #include "winternl.h"
43 #include "msvcrt.h"
44 #include "mtdll.h"
45
46 #include "wine/unicode.h"
47
48 #include "wine/debug.h"
49
50 WINE_DEFAULT_DEBUG_CHANNEL(msvcrt);
51
52 /* for stat mode, permissions apply to all,owner and group */
53 #define ALL_S_IREAD (MSVCRT__S_IREAD | (MSVCRT__S_IREAD >> 3) | (MSVCRT__S_IREAD >> 6))
54 #define ALL_S_IWRITE (MSVCRT__S_IWRITE | (MSVCRT__S_IWRITE >> 3) | (MSVCRT__S_IWRITE >> 6))
55 #define ALL_S_IEXEC (MSVCRT__S_IEXEC | (MSVCRT__S_IEXEC >> 3) | (MSVCRT__S_IEXEC >> 6))
56
57 /* _access() bit flags FIXME: incomplete */
58 #define MSVCRT_W_OK 0x02
59 #define MSVCRT_R_OK 0x04
60
61 /* values for wxflag in file descriptor */
62 #define WX_OPEN 0x01
63 #define WX_ATEOF 0x02
64 #define WX_READNL 0x04 /* read started with \n */
65 #define WX_PIPE 0x08
66 #define WX_DONTINHERIT 0x10
67 #define WX_APPEND 0x20
68 #define WX_TTY 0x40
69 #define WX_TEXT 0x80
70
71 /* values for exflag - it's used differently in msvcr90.dll*/
72 #define EF_UTF8 0x01
73 #define EF_UTF16 0x02
74 #define EF_CRIT_INIT 0x04
75 #define EF_UNK_UNICODE 0x08
76
77 static char utf8_bom[3] = { 0xef, 0xbb, 0xbf };
78 static char utf16_bom[2] = { 0xff, 0xfe };
79
80 /* FIXME: this should be allocated dynamically */
81 #define MSVCRT_MAX_FILES 2048
82 #define MSVCRT_FD_BLOCK_SIZE 32
83
84 #define MSVCRT_INTERNAL_BUFSIZ 4096
85
86 /* ioinfo structure size is different in msvcrXX.dll's */
87 typedef struct {
88 HANDLE handle;
89 unsigned char wxflag;
90 char lookahead[3];
91 int exflag;
92 CRITICAL_SECTION crit;
93 #if _MSVCR_VER >= 80
94 char textmode : 7;
95 char unicode : 1;
96 char pipech2[2];
97 __int64 startpos;
98 BOOL utf8translations;
99 #endif
100 #if _MSVCR_VER >= 90
101 char dbcsBuffer;
102 BOOL dbcsBufferUsed;
103 #endif
104 } ioinfo;
105
106 /*********************************************************************
107 * __pioinfo (MSVCRT.@)
108 * array of pointers to ioinfo arrays [32]
109 */
110 ioinfo * MSVCRT___pioinfo[MSVCRT_MAX_FILES/MSVCRT_FD_BLOCK_SIZE] = { 0 };
111
112 /*********************************************************************
113 * __badioinfo (MSVCRT.@)
114 */
115 ioinfo MSVCRT___badioinfo = { INVALID_HANDLE_VALUE, WX_TEXT };
116
117 typedef struct {
118 MSVCRT_FILE file;
119 CRITICAL_SECTION crit;
120 } file_crit;
121
122 MSVCRT_FILE MSVCRT__iob[_IOB_ENTRIES] = { { 0 } };
123 static file_crit* MSVCRT_fstream[MSVCRT_MAX_FILES/MSVCRT_FD_BLOCK_SIZE];
124 static int MSVCRT_max_streams = 512, MSVCRT_stream_idx;
125
126 /* INTERNAL: process umask */
127 static int MSVCRT_umask = 0;
128
129 /* INTERNAL: static data for tmpnam and _wtmpname functions */
130 static int tmpnam_unique;
131 static int tmpnam_s_unique;
132
133 static const unsigned int EXE = 'e' << 16 | 'x' << 8 | 'e';
134 static const unsigned int BAT = 'b' << 16 | 'a' << 8 | 't';
135 static const unsigned int CMD = 'c' << 16 | 'm' << 8 | 'd';
136 static const unsigned int COM = 'c' << 16 | 'o' << 8 | 'm';
137
138 #define TOUL(x) (ULONGLONG)(x)
139 static const ULONGLONG WCEXE = TOUL('e') << 32 | TOUL('x') << 16 | TOUL('e');
140 static const ULONGLONG WCBAT = TOUL('b') << 32 | TOUL('a') << 16 | TOUL('t');
141 static const ULONGLONG WCCMD = TOUL('c') << 32 | TOUL('m') << 16 | TOUL('d');
142 static const ULONGLONG WCCOM = TOUL('c') << 32 | TOUL('o') << 16 | TOUL('m');
143
144 /* This critical section protects the MSVCRT_fstreams table
145 * and MSVCRT_stream_idx from race conditions. It also
146 * protects fd critical sections creation code.
147 */
148 static CRITICAL_SECTION MSVCRT_file_cs;
149 static CRITICAL_SECTION_DEBUG MSVCRT_file_cs_debug =
150 {
151 0, 0, &MSVCRT_file_cs,
152 { &MSVCRT_file_cs_debug.ProcessLocksList, &MSVCRT_file_cs_debug.ProcessLocksList },
153 0, 0, { (DWORD_PTR)(__FILE__ ": MSVCRT_file_cs") }
154 };
155 static CRITICAL_SECTION MSVCRT_file_cs = { &MSVCRT_file_cs_debug, -1, 0, 0, 0, 0 };
156 #define LOCK_FILES() do { EnterCriticalSection(&MSVCRT_file_cs); } while (0)
157 #define UNLOCK_FILES() do { LeaveCriticalSection(&MSVCRT_file_cs); } while (0)
158
159 static void msvcrt_stat64_to_stat(const struct MSVCRT__stat64 *buf64, struct MSVCRT__stat *buf)
160 {
161 buf->st_dev = buf64->st_dev;
162 buf->st_ino = buf64->st_ino;
163 buf->st_mode = buf64->st_mode;
164 buf->st_nlink = buf64->st_nlink;
165 buf->st_uid = buf64->st_uid;
166 buf->st_gid = buf64->st_gid;
167 buf->st_rdev = buf64->st_rdev;
168 buf->st_size = buf64->st_size;
169 buf->st_atime = buf64->st_atime;
170 buf->st_mtime = buf64->st_mtime;
171 buf->st_ctime = buf64->st_ctime;
172 }
173
174 static void msvcrt_stat64_to_stati64(const struct MSVCRT__stat64 *buf64, struct MSVCRT__stati64 *buf)
175 {
176 buf->st_dev = buf64->st_dev;
177 buf->st_ino = buf64->st_ino;
178 buf->st_mode = buf64->st_mode;
179 buf->st_nlink = buf64->st_nlink;
180 buf->st_uid = buf64->st_uid;
181 buf->st_gid = buf64->st_gid;
182 buf->st_rdev = buf64->st_rdev;
183 buf->st_size = buf64->st_size;
184 buf->st_atime = buf64->st_atime;
185 buf->st_mtime = buf64->st_mtime;
186 buf->st_ctime = buf64->st_ctime;
187 }
188
189 static void msvcrt_stat64_to_stat32(const struct MSVCRT__stat64 *buf64, struct MSVCRT__stat32 *buf)
190 {
191 buf->st_dev = buf64->st_dev;
192 buf->st_ino = buf64->st_ino;
193 buf->st_mode = buf64->st_mode;
194 buf->st_nlink = buf64->st_nlink;
195 buf->st_uid = buf64->st_uid;
196 buf->st_gid = buf64->st_gid;
197 buf->st_rdev = buf64->st_rdev;
198 buf->st_size = buf64->st_size;
199 buf->st_atime = buf64->st_atime;
200 buf->st_mtime = buf64->st_mtime;
201 buf->st_ctime = buf64->st_ctime;
202 }
203
204 static void msvcrt_stat64_to_stat64i32(const struct MSVCRT__stat64 *buf64, struct MSVCRT__stat64i32 *buf)
205 {
206 buf->st_dev = buf64->st_dev;
207 buf->st_ino = buf64->st_ino;
208 buf->st_mode = buf64->st_mode;
209 buf->st_nlink = buf64->st_nlink;
210 buf->st_uid = buf64->st_uid;
211 buf->st_gid = buf64->st_gid;
212 buf->st_rdev = buf64->st_rdev;
213 buf->st_size = buf64->st_size;
214 buf->st_atime = buf64->st_atime;
215 buf->st_mtime = buf64->st_mtime;
216 buf->st_ctime = buf64->st_ctime;
217 }
218
219 static void msvcrt_stat64_to_stat32i64(const struct MSVCRT__stat64 *buf64, struct MSVCRT__stat32i64 *buf)
220 {
221 buf->st_dev = buf64->st_dev;
222 buf->st_ino = buf64->st_ino;
223 buf->st_mode = buf64->st_mode;
224 buf->st_nlink = buf64->st_nlink;
225 buf->st_uid = buf64->st_uid;
226 buf->st_gid = buf64->st_gid;
227 buf->st_rdev = buf64->st_rdev;
228 buf->st_size = buf64->st_size;
229 buf->st_atime = buf64->st_atime;
230 buf->st_mtime = buf64->st_mtime;
231 buf->st_ctime = buf64->st_ctime;
232 }
233
234 static void time_to_filetime( MSVCRT___time64_t time, FILETIME *ft )
235 {
236 /* 1601 to 1970 is 369 years plus 89 leap days */
237 static const __int64 secs_1601_to_1970 = ((369 * 365 + 89) * (__int64)86400);
238
239 __int64 ticks = (time + secs_1601_to_1970) * 10000000;
240 ft->dwHighDateTime = ticks >> 32;
241 ft->dwLowDateTime = ticks;
242 }
243
244 static inline ioinfo* get_ioinfo_nolock(int fd)
245 {
246 ioinfo *ret = NULL;
247 if(fd>=0 && fd<MSVCRT_MAX_FILES)
248 ret = MSVCRT___pioinfo[fd/MSVCRT_FD_BLOCK_SIZE];
249 if(!ret)
250 return &MSVCRT___badioinfo;
251
252 return ret + (fd%MSVCRT_FD_BLOCK_SIZE);
253 }
254
255 static inline void init_ioinfo_cs(ioinfo *info)
256 {
257 if(!(info->exflag & EF_CRIT_INIT)) {
258 LOCK_FILES();
259 if(!(info->exflag & EF_CRIT_INIT)) {
260 InitializeCriticalSection(&info->crit);
261 info->exflag |= EF_CRIT_INIT;
262 }
263 UNLOCK_FILES();
264 }
265 }
266
267 static inline ioinfo* get_ioinfo(int fd)
268 {
269 ioinfo *ret = get_ioinfo_nolock(fd);
270 if(ret == &MSVCRT___badioinfo)
271 return ret;
272 init_ioinfo_cs(ret);
273 EnterCriticalSection(&ret->crit);
274 return ret;
275 }
276
277 static inline BOOL alloc_pioinfo_block(int fd)
278 {
279 ioinfo *block;
280 int i;
281
282 if(fd<0 || fd>=MSVCRT_MAX_FILES)
283 {
284 *MSVCRT__errno() = MSVCRT_ENFILE;
285 return FALSE;
286 }
287
288 block = MSVCRT_calloc(MSVCRT_FD_BLOCK_SIZE, sizeof(ioinfo));
289 if(!block)
290 {
291 WARN(":out of memory!\n");
292 *MSVCRT__errno() = MSVCRT_ENOMEM;
293 return FALSE;
294 }
295 for(i=0; i<MSVCRT_FD_BLOCK_SIZE; i++)
296 block[i].handle = INVALID_HANDLE_VALUE;
297 if(InterlockedCompareExchangePointer((void**)&MSVCRT___pioinfo[fd/MSVCRT_FD_BLOCK_SIZE], block, NULL))
298 MSVCRT_free(block);
299 return TRUE;
300 }
301
302 static inline ioinfo* get_ioinfo_alloc_fd(int fd)
303 {
304 ioinfo *ret;
305
306 ret = get_ioinfo(fd);
307 if(ret != &MSVCRT___badioinfo)
308 return ret;
309
310 if(!alloc_pioinfo_block(fd))
311 return &MSVCRT___badioinfo;
312
313 return get_ioinfo(fd);
314 }
315
316 static inline ioinfo* get_ioinfo_alloc(int *fd)
317 {
318 int i;
319
320 *fd = -1;
321 for(i=0; i<MSVCRT_MAX_FILES; i++)
322 {
323 ioinfo *info = get_ioinfo_nolock(i);
324
325 if(info == &MSVCRT___badioinfo)
326 {
327 if(!alloc_pioinfo_block(i))
328 return &MSVCRT___badioinfo;
329 info = get_ioinfo_nolock(i);
330 }
331
332 init_ioinfo_cs(info);
333 if(TryEnterCriticalSection(&info->crit))
334 {
335 if(info->handle == INVALID_HANDLE_VALUE)
336 {
337 *fd = i;
338 return info;
339 }
340 LeaveCriticalSection(&info->crit);
341 }
342 }
343
344 WARN(":files exhausted!\n");
345 *MSVCRT__errno() = MSVCRT_ENFILE;
346 return &MSVCRT___badioinfo;
347 }
348
349 static inline void release_ioinfo(ioinfo *info)
350 {
351 if(info!=&MSVCRT___badioinfo && info->exflag & EF_CRIT_INIT)
352 LeaveCriticalSection(&info->crit);
353 }
354
355 static inline MSVCRT_FILE* msvcrt_get_file(int i)
356 {
357 file_crit *ret;
358
359 if(i >= MSVCRT_max_streams)
360 return NULL;
361
362 if(i < _IOB_ENTRIES)
363 return &MSVCRT__iob[i];
364
365 ret = MSVCRT_fstream[i/MSVCRT_FD_BLOCK_SIZE];
366 if(!ret) {
367 MSVCRT_fstream[i/MSVCRT_FD_BLOCK_SIZE] = MSVCRT_calloc(MSVCRT_FD_BLOCK_SIZE, sizeof(file_crit));
368 if(!MSVCRT_fstream[i/MSVCRT_FD_BLOCK_SIZE]) {
369 ERR("out of memory\n");
370 *MSVCRT__errno() = MSVCRT_ENOMEM;
371 return NULL;
372 }
373
374 ret = MSVCRT_fstream[i/MSVCRT_FD_BLOCK_SIZE] + (i%MSVCRT_FD_BLOCK_SIZE);
375 } else
376 ret += i%MSVCRT_FD_BLOCK_SIZE;
377
378 return &ret->file;
379 }
380
381 /* INTERNAL: free a file entry fd */
382 static void msvcrt_free_fd(int fd)
383 {
384 ioinfo *fdinfo = get_ioinfo(fd);
385
386 if(fdinfo != &MSVCRT___badioinfo)
387 {
388 fdinfo->handle = INVALID_HANDLE_VALUE;
389 fdinfo->wxflag = 0;
390 }
391 TRACE(":fd (%d) freed\n",fd);
392
393 if (fd < 3)
394 {
395 switch (fd)
396 {
397 case 0:
398 SetStdHandle(STD_INPUT_HANDLE, 0);
399 break;
400 case 1:
401 SetStdHandle(STD_OUTPUT_HANDLE, 0);
402 break;
403 case 2:
404 SetStdHandle(STD_ERROR_HANDLE, 0);
405 break;
406 }
407 }
408 release_ioinfo(fdinfo);
409 }
410
411 static void msvcrt_set_fd(ioinfo *fdinfo, HANDLE hand, int flag)
412 {
413 fdinfo->handle = hand;
414 fdinfo->wxflag = WX_OPEN | (flag & (WX_DONTINHERIT | WX_APPEND | WX_TEXT | WX_PIPE | WX_TTY));
415 fdinfo->lookahead[0] = '\n';
416 fdinfo->lookahead[1] = '\n';
417 fdinfo->lookahead[2] = '\n';
418 fdinfo->exflag &= EF_CRIT_INIT;
419
420 switch (fdinfo-MSVCRT___pioinfo[0])
421 {
422 case 0: SetStdHandle(STD_INPUT_HANDLE, hand); break;
423 case 1: SetStdHandle(STD_OUTPUT_HANDLE, hand); break;
424 case 2: SetStdHandle(STD_ERROR_HANDLE, hand); break;
425 }
426 }
427
428 /* INTERNAL: Allocate an fd slot from a Win32 HANDLE */
429 static int msvcrt_alloc_fd(HANDLE hand, int flag)
430 {
431 int fd;
432 ioinfo *info = get_ioinfo_alloc(&fd);
433
434 TRACE(":handle (%p) allocating fd (%d)\n", hand, fd);
435
436 if(info == &MSVCRT___badioinfo)
437 return -1;
438
439 msvcrt_set_fd(info, hand, flag);
440 release_ioinfo(info);
441 return fd;
442 }
443
444 /* INTERNAL: Allocate a FILE* for an fd slot */
445 /* caller must hold the files lock */
446 static MSVCRT_FILE* msvcrt_alloc_fp(void)
447 {
448 int i;
449 MSVCRT_FILE *file;
450
451 for (i = 3; i < MSVCRT_max_streams; i++)
452 {
453 file = msvcrt_get_file(i);
454 if (!file)
455 return NULL;
456
457 if (file->_flag == 0)
458 {
459 if (i == MSVCRT_stream_idx)
460 {
461 if (file<MSVCRT__iob || file>=MSVCRT__iob+_IOB_ENTRIES)
462 {
463 InitializeCriticalSection(&((file_crit*)file)->crit);
464 ((file_crit*)file)->crit.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": file_crit.crit");
465 }
466 MSVCRT_stream_idx++;
467 }
468 return file;
469 }
470 }
471
472 return NULL;
473 }
474
475 /* INTERNAL: initialize a FILE* from an open fd */
476 static int msvcrt_init_fp(MSVCRT_FILE* file, int fd, unsigned stream_flags)
477 {
478 TRACE(":fd (%d) allocating FILE*\n",fd);
479 if (!(get_ioinfo_nolock(fd)->wxflag & WX_OPEN))
480 {
481 WARN(":invalid fd %d\n",fd);
482 *MSVCRT___doserrno() = 0;
483 *MSVCRT__errno() = MSVCRT_EBADF;
484 return -1;
485 }
486 file->_ptr = file->_base = NULL;
487 file->_cnt = 0;
488 file->_file = fd;
489 file->_flag = stream_flags;
490 file->_tmpfname = NULL;
491
492 TRACE(":got FILE* (%p)\n",file);
493 return 0;
494 }
495
496 /* INTERNAL: Create an inheritance data block (for spawned process)
497 * The inheritance block is made of:
498 * 00 int nb of file descriptor (NBFD)
499 * 04 char file flags (wxflag): repeated for each fd
500 * 4+NBFD HANDLE file handle: repeated for each fd
501 */
502 unsigned msvcrt_create_io_inherit_block(WORD *size, BYTE **block)
503 {
504 int fd, last_fd;
505 char* wxflag_ptr;
506 HANDLE* handle_ptr;
507 ioinfo* fdinfo;
508
509 for (last_fd=MSVCRT_MAX_FILES-1; last_fd>=0; last_fd--)
510 if (get_ioinfo_nolock(last_fd)->handle != INVALID_HANDLE_VALUE)
511 break;
512 last_fd++;
513
514 *size = sizeof(unsigned) + (sizeof(char) + sizeof(HANDLE)) * last_fd;
515 *block = MSVCRT_calloc(1, *size);
516 if (!*block)
517 {
518 *size = 0;
519 return FALSE;
520 }
521 wxflag_ptr = (char*)*block + sizeof(unsigned);
522 handle_ptr = (HANDLE*)(wxflag_ptr + last_fd);
523
524 *(unsigned*)*block = last_fd;
525 for (fd = 0; fd < last_fd; fd++)
526 {
527 /* to be inherited, we need it to be open, and that DONTINHERIT isn't set */
528 fdinfo = get_ioinfo(fd);
529 if ((fdinfo->wxflag & (WX_OPEN | WX_DONTINHERIT)) == WX_OPEN)
530 {
531 *wxflag_ptr = fdinfo->wxflag;
532 *handle_ptr = fdinfo->handle;
533 }
534 else
535 {
536 *wxflag_ptr = 0;
537 *handle_ptr = INVALID_HANDLE_VALUE;
538 }
539 release_ioinfo(fdinfo);
540 wxflag_ptr++; handle_ptr++;
541 }
542 return TRUE;
543 }
544
545 /* INTERNAL: Set up all file descriptors,
546 * as well as default streams (stdin, stderr and stdout)
547 */
548 void msvcrt_init_io(void)
549 {
550 STARTUPINFOA si;
551 int i;
552 ioinfo *fdinfo;
553
554 GetStartupInfoA(&si);
555 if (si.cbReserved2 >= sizeof(unsigned int) && si.lpReserved2 != NULL)
556 {
557 BYTE* wxflag_ptr;
558 HANDLE* handle_ptr;
559 unsigned int count;
560
561 count = *(unsigned*)si.lpReserved2;
562 wxflag_ptr = si.lpReserved2 + sizeof(unsigned);
563 handle_ptr = (HANDLE*)(wxflag_ptr + count);
564
565 count = min(count, (si.cbReserved2 - sizeof(unsigned)) / (sizeof(HANDLE) + 1));
566 count = min(count, MSVCRT_MAX_FILES);
567 for (i = 0; i < count; i++)
568 {
569 if ((*wxflag_ptr & WX_OPEN) && *handle_ptr != INVALID_HANDLE_VALUE)
570 {
571 fdinfo = get_ioinfo_alloc_fd(i);
572 if(fdinfo != &MSVCRT___badioinfo)
573 msvcrt_set_fd(fdinfo, *handle_ptr, *wxflag_ptr);
574 release_ioinfo(fdinfo);
575 }
576
577 wxflag_ptr++; handle_ptr++;
578 }
579 }
580
581 fdinfo = get_ioinfo_alloc_fd(MSVCRT_STDIN_FILENO);
582 if (!(fdinfo->wxflag & WX_OPEN) || fdinfo->handle == INVALID_HANDLE_VALUE) {
583 HANDLE h = GetStdHandle(STD_INPUT_HANDLE);
584 DWORD flags = WX_OPEN | WX_TEXT;
585 DWORD type = GetFileType(h);
586
587 if (type == FILE_TYPE_UNKNOWN) {
588 h = MSVCRT_NO_CONSOLE;
589 flags |= WX_TTY;
590 } else if ((type & 0xf) == FILE_TYPE_CHAR) {
591 flags |= WX_TTY;
592 } else if ((type & 0xf) == FILE_TYPE_PIPE) {
593 flags |= WX_PIPE;
594 }
595
596 msvcrt_set_fd(fdinfo, h, flags);
597 }
598 release_ioinfo(fdinfo);
599
600 fdinfo = get_ioinfo_alloc_fd(MSVCRT_STDOUT_FILENO);
601 if (!(fdinfo->wxflag & WX_OPEN) || fdinfo->handle == INVALID_HANDLE_VALUE) {
602 HANDLE h = GetStdHandle(STD_OUTPUT_HANDLE);
603 DWORD flags = WX_OPEN | WX_TEXT;
604 DWORD type = GetFileType(h);
605
606 if (type == FILE_TYPE_UNKNOWN) {
607 h = MSVCRT_NO_CONSOLE;
608 flags |= WX_TTY;
609 } else if ((type & 0xf) == FILE_TYPE_CHAR) {
610 flags |= WX_TTY;
611 } else if ((type & 0xf) == FILE_TYPE_PIPE) {
612 flags |= WX_PIPE;
613 }
614
615 msvcrt_set_fd(fdinfo, h, flags);
616 }
617 release_ioinfo(fdinfo);
618
619 fdinfo = get_ioinfo_alloc_fd(MSVCRT_STDERR_FILENO);
620 if (!(fdinfo->wxflag & WX_OPEN) || fdinfo->handle == INVALID_HANDLE_VALUE) {
621 HANDLE h = GetStdHandle(STD_ERROR_HANDLE);
622 DWORD flags = WX_OPEN | WX_TEXT;
623 DWORD type = GetFileType(h);
624
625 if (type == FILE_TYPE_UNKNOWN) {
626 h = MSVCRT_NO_CONSOLE;
627 flags |= WX_TTY;
628 } else if ((type & 0xf) == FILE_TYPE_CHAR) {
629 flags |= WX_TTY;
630 } else if ((type & 0xf) == FILE_TYPE_PIPE) {
631 flags |= WX_PIPE;
632 }
633
634 msvcrt_set_fd(fdinfo, h, flags);
635 }
636 release_ioinfo(fdinfo);
637
638 TRACE(":handles (%p)(%p)(%p)\n", get_ioinfo_nolock(MSVCRT_STDIN_FILENO)->handle,
639 get_ioinfo_nolock(MSVCRT_STDOUT_FILENO)->handle,
640 get_ioinfo_nolock(MSVCRT_STDERR_FILENO)->handle);
641
642 memset(MSVCRT__iob,0,3*sizeof(MSVCRT_FILE));
643 for (i = 0; i < 3; i++)
644 {
645 /* FILE structs for stdin/out/err are static and never deleted */
646 MSVCRT__iob[i]._file = get_ioinfo_nolock(i)->handle == MSVCRT_NO_CONSOLE ?
647 MSVCRT_NO_CONSOLE_FD : i;
648 MSVCRT__iob[i]._tmpfname = NULL;
649 MSVCRT__iob[i]._flag = (i == 0) ? MSVCRT__IOREAD : MSVCRT__IOWRT;
650 }
651 MSVCRT_stream_idx = 3;
652 }
653
654 /* INTERNAL: Flush stdio file buffer */
655 static int msvcrt_flush_buffer(MSVCRT_FILE* file)
656 {
657 if((file->_flag & (MSVCRT__IOREAD|MSVCRT__IOWRT)) == MSVCRT__IOWRT &&
658 file->_flag & (MSVCRT__IOMYBUF|MSVCRT__USERBUF)) {
659 int cnt=file->_ptr-file->_base;
660 if(cnt>0 && MSVCRT__write(file->_file, file->_base, cnt) != cnt) {
661 file->_flag |= MSVCRT__IOERR;
662 return MSVCRT_EOF;
663 }
664
665 if(file->_flag & MSVCRT__IORW)
666 file->_flag &= ~MSVCRT__IOWRT;
667 }
668
669 file->_ptr=file->_base;
670 file->_cnt=0;
671 return 0;
672 }
673
674 /*********************************************************************
675 * _isatty (MSVCRT.@)
676 */
677 int CDECL MSVCRT__isatty(int fd)
678 {
679 TRACE(":fd (%d)\n",fd);
680
681 return get_ioinfo_nolock(fd)->wxflag & WX_TTY;
682 }
683
684 /* INTERNAL: Allocate stdio file buffer */
685 static BOOL msvcrt_alloc_buffer(MSVCRT_FILE* file)
686 {
687 if((file->_file==MSVCRT_STDOUT_FILENO || file->_file==MSVCRT_STDERR_FILENO)
688 && MSVCRT__isatty(file->_file))
689 return FALSE;
690
691 file->_base = MSVCRT_calloc(1, MSVCRT_INTERNAL_BUFSIZ);
692 if(file->_base) {
693 file->_bufsiz = MSVCRT_INTERNAL_BUFSIZ;
694 file->_flag |= MSVCRT__IOMYBUF;
695 } else {
696 file->_base = (char*)(&file->_charbuf);
697 file->_bufsiz = 2;
698 file->_flag |= MSVCRT__IONBF;
699 }
700 file->_ptr = file->_base;
701 file->_cnt = 0;
702 return TRUE;
703 }
704
705 /* INTERNAL: Allocate temporary buffer for stdout and stderr */
706 static BOOL add_std_buffer(MSVCRT_FILE *file)
707 {
708 static char buffers[2][MSVCRT_BUFSIZ];
709
710 if((file->_file!=MSVCRT_STDOUT_FILENO && file->_file!=MSVCRT_STDERR_FILENO)
711 || (file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF))
712 || !MSVCRT__isatty(file->_file))
713 return FALSE;
714
715 file->_ptr = file->_base = buffers[file->_file == MSVCRT_STDOUT_FILENO ? 0 : 1];
716 file->_bufsiz = file->_cnt = MSVCRT_BUFSIZ;
717 file->_flag |= MSVCRT__USERBUF;
718 return TRUE;
719 }
720
721 /* INTERNAL: Removes temporary buffer from stdout or stderr */
722 /* Only call this function when add_std_buffer returned TRUE */
723 static void remove_std_buffer(MSVCRT_FILE *file)
724 {
725 msvcrt_flush_buffer(file);
726 file->_ptr = file->_base = NULL;
727 file->_bufsiz = file->_cnt = 0;
728 file->_flag &= ~MSVCRT__USERBUF;
729 }
730
731 /* INTERNAL: Convert integer to base32 string (0-9a-v), 0 becomes "" */
732 static int msvcrt_int_to_base32(int num, char *str)
733 {
734 char *p;
735 int n = num;
736 int digits = 0;
737
738 while (n != 0)
739 {
740 n >>= 5;
741 digits++;
742 }
743 p = str + digits;
744 *p = 0;
745 while (--p >= str)
746 {
747 *p = (num & 31) + '0';
748 if (*p > '9')
749 *p += ('a' - '0' - 10);
750 num >>= 5;
751 }
752
753 return digits;
754 }
755
756 /* INTERNAL: wide character version of msvcrt_int_to_base32 */
757 static int msvcrt_int_to_base32_w(int num, MSVCRT_wchar_t *str)
758 {
759 MSVCRT_wchar_t *p;
760 int n = num;
761 int digits = 0;
762
763 while (n != 0)
764 {
765 n >>= 5;
766 digits++;
767 }
768 p = str + digits;
769 *p = 0;
770 while (--p >= str)
771 {
772 *p = (num & 31) + '0';
773 if (*p > '9')
774 *p += ('a' - '0' - 10);
775 num >>= 5;
776 }
777
778 return digits;
779 }
780
781 /*********************************************************************
782 * __iob_func(MSVCRT.@)
783 */
784 MSVCRT_FILE * CDECL MSVCRT___iob_func(void)
785 {
786 return &MSVCRT__iob[0];
787 }
788
789 #if _MSVCR_VER >= 140
790 /*********************************************************************
791 * __acrt_iob_func(UCRTBASE.@)
792 */
793 MSVCRT_FILE * CDECL MSVCRT___acrt_iob_func(unsigned idx)
794 {
795 return &MSVCRT__iob[idx];
796 }
797 #endif
798
799 /*********************************************************************
800 * _access (MSVCRT.@)
801 */
802 int CDECL MSVCRT__access(const char *filename, int mode)
803 {
804 DWORD attr = GetFileAttributesA(filename);
805
806 TRACE("(%s,%d) %d\n",filename,mode,attr);
807
808 if (!filename || attr == INVALID_FILE_ATTRIBUTES)
809 {
810 msvcrt_set_errno(GetLastError());
811 return -1;
812 }
813 if ((attr & FILE_ATTRIBUTE_READONLY) && (mode & MSVCRT_W_OK))
814 {
815 msvcrt_set_errno(ERROR_ACCESS_DENIED);
816 return -1;
817 }
818 return 0;
819 }
820
821 /*********************************************************************
822 * _access_s (MSVCRT.@)
823 */
824 int CDECL MSVCRT__access_s(const char *filename, int mode)
825 {
826 if (!MSVCRT_CHECK_PMT(filename != NULL)) return *MSVCRT__errno();
827 if (!MSVCRT_CHECK_PMT((mode & ~(MSVCRT_R_OK | MSVCRT_W_OK)) == 0)) return *MSVCRT__errno();
828
829 if (MSVCRT__access(filename, mode) == -1)
830 return *MSVCRT__errno();
831 return 0;
832 }
833
834 /*********************************************************************
835 * _waccess (MSVCRT.@)
836 */
837 int CDECL MSVCRT__waccess(const MSVCRT_wchar_t *filename, int mode)
838 {
839 DWORD attr = GetFileAttributesW(filename);
840
841 TRACE("(%s,%d) %d\n",debugstr_w(filename),mode,attr);
842
843 if (!filename || attr == INVALID_FILE_ATTRIBUTES)
844 {
845 msvcrt_set_errno(GetLastError());
846 return -1;
847 }
848 if ((attr & FILE_ATTRIBUTE_READONLY) && (mode & MSVCRT_W_OK))
849 {
850 msvcrt_set_errno(ERROR_ACCESS_DENIED);
851 return -1;
852 }
853 return 0;
854 }
855
856 /*********************************************************************
857 * _waccess_s (MSVCRT.@)
858 */
859 int CDECL MSVCRT__waccess_s(const MSVCRT_wchar_t *filename, int mode)
860 {
861 if (!MSVCRT_CHECK_PMT(filename != NULL)) return *MSVCRT__errno();
862 if (!MSVCRT_CHECK_PMT((mode & ~(MSVCRT_R_OK | MSVCRT_W_OK)) == 0)) return *MSVCRT__errno();
863
864 if (MSVCRT__waccess(filename, mode) == -1)
865 return *MSVCRT__errno();
866 return 0;
867 }
868
869 /*********************************************************************
870 * _chmod (MSVCRT.@)
871 */
872 int CDECL MSVCRT__chmod(const char *path, int flags)
873 {
874 DWORD oldFlags = GetFileAttributesA(path);
875
876 if (oldFlags != INVALID_FILE_ATTRIBUTES)
877 {
878 DWORD newFlags = (flags & MSVCRT__S_IWRITE)? oldFlags & ~FILE_ATTRIBUTE_READONLY:
879 oldFlags | FILE_ATTRIBUTE_READONLY;
880
881 if (newFlags == oldFlags || SetFileAttributesA(path, newFlags))
882 return 0;
883 }
884 msvcrt_set_errno(GetLastError());
885 return -1;
886 }
887
888 /*********************************************************************
889 * _wchmod (MSVCRT.@)
890 */
891 int CDECL MSVCRT__wchmod(const MSVCRT_wchar_t *path, int flags)
892 {
893 DWORD oldFlags = GetFileAttributesW(path);
894
895 if (oldFlags != INVALID_FILE_ATTRIBUTES)
896 {
897 DWORD newFlags = (flags & MSVCRT__S_IWRITE)? oldFlags & ~FILE_ATTRIBUTE_READONLY:
898 oldFlags | FILE_ATTRIBUTE_READONLY;
899
900 if (newFlags == oldFlags || SetFileAttributesW(path, newFlags))
901 return 0;
902 }
903 msvcrt_set_errno(GetLastError());
904 return -1;
905 }
906
907 /*********************************************************************
908 * _unlink (MSVCRT.@)
909 */
910 int CDECL MSVCRT__unlink(const char *path)
911 {
912 TRACE("%s\n",debugstr_a(path));
913 if(DeleteFileA(path))
914 return 0;
915 TRACE("failed (%d)\n",GetLastError());
916 msvcrt_set_errno(GetLastError());
917 return -1;
918 }
919
920 /*********************************************************************
921 * _wunlink (MSVCRT.@)
922 */
923 int CDECL MSVCRT__wunlink(const MSVCRT_wchar_t *path)
924 {
925 TRACE("(%s)\n",debugstr_w(path));
926 if(DeleteFileW(path))
927 return 0;
928 TRACE("failed (%d)\n",GetLastError());
929 msvcrt_set_errno(GetLastError());
930 return -1;
931 }
932
933 /*********************************************************************
934 * _commit (MSVCRT.@)
935 */
936 int CDECL MSVCRT__commit(int fd)
937 {
938 ioinfo *info = get_ioinfo(fd);
939 int ret;
940
941 TRACE(":fd (%d) handle (%p)\n", fd, info->handle);
942
943 if (info->handle == INVALID_HANDLE_VALUE)
944 ret = -1;
945 else if (!FlushFileBuffers(info->handle))
946 {
947 if (GetLastError() == ERROR_INVALID_HANDLE)
948 {
949 /* FlushFileBuffers fails for console handles
950 * so we ignore this error.
951 */
952 ret = 0;
953 }
954 else
955 {
956 TRACE(":failed-last error (%d)\n",GetLastError());
957 msvcrt_set_errno(GetLastError());
958 ret = -1;
959 }
960 }
961 else
962 {
963 TRACE(":ok\n");
964 ret = 0;
965 }
966
967 release_ioinfo(info);
968 return ret;
969 }
970
971 /* flush_all_buffers calls MSVCRT_fflush which calls flush_all_buffers */
972 int CDECL MSVCRT_fflush(MSVCRT_FILE* file);
973
974 /* INTERNAL: Flush all stream buffer */
975 static int msvcrt_flush_all_buffers(int mask)
976 {
977 int i, num_flushed = 0;
978 MSVCRT_FILE *file;
979
980 LOCK_FILES();
981 for (i = 0; i < MSVCRT_stream_idx; i++) {
982 file = msvcrt_get_file(i);
983
984 if (file->_flag)
985 {
986 if(file->_flag & mask) {
987 MSVCRT_fflush(file);
988 num_flushed++;
989 }
990 }
991 }
992 UNLOCK_FILES();
993
994 TRACE(":flushed (%d) handles\n",num_flushed);
995 return num_flushed;
996 }
997
998 /*********************************************************************
999 * _flushall (MSVCRT.@)
1000 */
1001 int CDECL MSVCRT__flushall(void)
1002 {
1003 return msvcrt_flush_all_buffers(MSVCRT__IOWRT | MSVCRT__IOREAD);
1004 }
1005
1006 /*********************************************************************
1007 * fflush (MSVCRT.@)
1008 */
1009 int CDECL MSVCRT_fflush(MSVCRT_FILE* file)
1010 {
1011 int ret;
1012
1013 if(!file) {
1014 msvcrt_flush_all_buffers(MSVCRT__IOWRT);
1015 ret = 0;
1016 } else {
1017 MSVCRT__lock_file(file);
1018 ret = MSVCRT__fflush_nolock(file);
1019 MSVCRT__unlock_file(file);
1020 }
1021
1022 return ret;
1023 }
1024
1025 /*********************************************************************
1026 * _fflush_nolock (MSVCRT.@)
1027 */
1028 int CDECL MSVCRT__fflush_nolock(MSVCRT_FILE* file)
1029 {
1030 int res;
1031
1032 if(!file) {
1033 msvcrt_flush_all_buffers(MSVCRT__IOWRT);
1034 return 0;
1035 }
1036
1037 res = msvcrt_flush_buffer(file);
1038 if(!res && (file->_flag & MSVCRT__IOCOMMIT))
1039 res = MSVCRT__commit(file->_file) ? MSVCRT_EOF : 0;
1040 return res;
1041 }
1042
1043 /*********************************************************************
1044 * _close (MSVCRT.@)
1045 */
1046 int CDECL MSVCRT__close(int fd)
1047 {
1048 ioinfo *info = get_ioinfo(fd);
1049 int ret;
1050
1051 TRACE(":fd (%d) handle (%p)\n", fd, info->handle);
1052
1053 if (fd == MSVCRT_NO_CONSOLE_FD) {
1054 *MSVCRT__errno() = MSVCRT_EBADF;
1055 ret = -1;
1056 } else if (!MSVCRT_CHECK_PMT_ERR(info->wxflag & WX_OPEN, MSVCRT_EBADF)) {
1057 ret = -1;
1058 } else if (fd == MSVCRT_STDOUT_FILENO &&
1059 info->handle == get_ioinfo_nolock(MSVCRT_STDERR_FILENO)->handle) {
1060 msvcrt_free_fd(fd);
1061 ret = 0;
1062 } else if (fd == MSVCRT_STDERR_FILENO &&
1063 info->handle == get_ioinfo_nolock(MSVCRT_STDOUT_FILENO)->handle) {
1064 msvcrt_free_fd(fd);
1065 ret = 0;
1066 } else {
1067 ret = CloseHandle(info->handle) ? 0 : -1;
1068 msvcrt_free_fd(fd);
1069 if (ret) {
1070 WARN(":failed-last error (%d)\n",GetLastError());
1071 msvcrt_set_errno(GetLastError());
1072 }
1073 }
1074 release_ioinfo(info);
1075 return ret;
1076 }
1077
1078 /*********************************************************************
1079 * _dup2 (MSVCRT.@)
1080 * NOTES
1081 * MSDN isn't clear on this point, but the remarks for _pipe
1082 * indicate file descriptors duplicated with _dup and _dup2 are always
1083 * inheritable.
1084 */
1085 int CDECL MSVCRT__dup2(int od, int nd)
1086 {
1087 ioinfo *info_od, *info_nd;
1088 int ret;
1089
1090 TRACE("(od=%d, nd=%d)\n", od, nd);
1091
1092 if (od < nd)
1093 {
1094 info_od = get_ioinfo(od);
1095 info_nd = get_ioinfo_alloc_fd(nd);
1096 }
1097 else
1098 {
1099 info_nd = get_ioinfo_alloc_fd(nd);
1100 info_od = get_ioinfo(od);
1101 }
1102
1103 if (info_nd == &MSVCRT___badioinfo)
1104 {
1105 ret = -1;
1106 }
1107 else if (info_od->wxflag & WX_OPEN)
1108 {
1109 HANDLE handle;
1110
1111 if (DuplicateHandle(GetCurrentProcess(), info_od->handle,
1112 GetCurrentProcess(), &handle, 0, TRUE, DUPLICATE_SAME_ACCESS))
1113 {
1114 int wxflag = info_od->wxflag & ~MSVCRT__O_NOINHERIT;
1115
1116 if (info_nd->wxflag & WX_OPEN)
1117 MSVCRT__close(nd);
1118
1119 msvcrt_set_fd(info_nd, handle, wxflag);
1120 /* _dup2 returns 0, not nd, on success */
1121 ret = 0;
1122 }
1123 else
1124 {
1125 ret = -1;
1126 msvcrt_set_errno(GetLastError());
1127 }
1128 }
1129 else
1130 {
1131 *MSVCRT__errno() = MSVCRT_EBADF;
1132 ret = -1;
1133 }
1134
1135 release_ioinfo(info_od);
1136 release_ioinfo(info_nd);
1137 return ret;
1138 }
1139
1140 /*********************************************************************
1141 * _dup (MSVCRT.@)
1142 */
1143 int CDECL MSVCRT__dup(int od)
1144 {
1145 int fd, ret;
1146 ioinfo *info = get_ioinfo_alloc(&fd);
1147
1148 if (MSVCRT__dup2(od, fd) == 0)
1149 ret = fd;
1150 else
1151 ret = -1;
1152 release_ioinfo(info);
1153 return ret;
1154 }
1155
1156 /*********************************************************************
1157 * _eof (MSVCRT.@)
1158 */
1159 int CDECL MSVCRT__eof(int fd)
1160 {
1161 ioinfo *info = get_ioinfo(fd);
1162 DWORD curpos,endpos;
1163 LONG hcurpos,hendpos;
1164
1165 TRACE(":fd (%d) handle (%p)\n", fd, info->handle);
1166
1167 if (info->handle == INVALID_HANDLE_VALUE)
1168 {
1169 release_ioinfo(info);
1170 return -1;
1171 }
1172
1173 if (info->wxflag & WX_ATEOF)
1174 {
1175 release_ioinfo(info);
1176 return TRUE;
1177 }
1178
1179 /* Otherwise we do it the hard way */
1180 hcurpos = hendpos = 0;
1181 curpos = SetFilePointer(info->handle, 0, &hcurpos, FILE_CURRENT);
1182 endpos = SetFilePointer(info->handle, 0, &hendpos, FILE_END);
1183
1184 if (curpos == endpos && hcurpos == hendpos)
1185 {
1186 /* FIXME: shouldn't WX_ATEOF be set here? */
1187 release_ioinfo(info);
1188 return TRUE;
1189 }
1190
1191 SetFilePointer(info->handle, curpos, &hcurpos, FILE_BEGIN);
1192 release_ioinfo(info);
1193 return FALSE;
1194 }
1195
1196 /*********************************************************************
1197 * _fcloseall (MSVCRT.@)
1198 */
1199 int CDECL MSVCRT__fcloseall(void)
1200 {
1201 int num_closed = 0, i;
1202 MSVCRT_FILE *file;
1203
1204 LOCK_FILES();
1205 for (i = 3; i < MSVCRT_stream_idx; i++) {
1206 file = msvcrt_get_file(i);
1207
1208 if (file->_flag && !MSVCRT_fclose(file))
1209 num_closed++;
1210 }
1211 UNLOCK_FILES();
1212
1213 TRACE(":closed (%d) handles\n",num_closed);
1214 return num_closed;
1215 }
1216
1217 /* free everything on process exit */
1218 void msvcrt_free_io(void)
1219 {
1220 unsigned int i;
1221 int j;
1222
1223 MSVCRT__flushall();
1224 MSVCRT__fcloseall();
1225
1226 for(i=0; i<ARRAY_SIZE(MSVCRT___pioinfo); i++)
1227 {
1228 if(!MSVCRT___pioinfo[i])
1229 continue;
1230
1231 for(j=0; j<MSVCRT_FD_BLOCK_SIZE; j++)
1232 {
1233 if(MSVCRT___pioinfo[i][j].exflag & EF_CRIT_INIT)
1234 DeleteCriticalSection(&MSVCRT___pioinfo[i][j].crit);
1235 }
1236 MSVCRT_free(MSVCRT___pioinfo[i]);
1237 }
1238
1239 for(j=0; j<MSVCRT_stream_idx; j++)
1240 {
1241 MSVCRT_FILE *file = msvcrt_get_file(j);
1242 if(file<MSVCRT__iob || file>=MSVCRT__iob+_IOB_ENTRIES)
1243 {
1244 ((file_crit*)file)->crit.DebugInfo->Spare[0] = 0;
1245 DeleteCriticalSection(&((file_crit*)file)->crit);
1246 }
1247 }
1248
1249 for(i=0; i<ARRAY_SIZE(MSVCRT_fstream); i++)
1250 MSVCRT_free(MSVCRT_fstream[i]);
1251 }
1252
1253 /*********************************************************************
1254 * _lseeki64 (MSVCRT.@)
1255 */
1256 __int64 CDECL MSVCRT__lseeki64(int fd, __int64 offset, int whence)
1257 {
1258 ioinfo *info = get_ioinfo(fd);
1259 LARGE_INTEGER ofs;
1260
1261 TRACE(":fd (%d) handle (%p)\n", fd, info->handle);
1262
1263 if (info->handle == INVALID_HANDLE_VALUE)
1264 {
1265 release_ioinfo(info);
1266 return -1;
1267 }
1268
1269 if (whence < 0 || whence > 2)
1270 {
1271 release_ioinfo(info);
1272 *MSVCRT__errno() = MSVCRT_EINVAL;
1273 return -1;
1274 }
1275
1276 TRACE(":fd (%d) to %s pos %s\n",
1277 fd,wine_dbgstr_longlong(offset),
1278 (whence==MSVCRT_SEEK_SET)?"SEEK_SET":
1279 (whence==MSVCRT_SEEK_CUR)?"SEEK_CUR":
1280 (whence==MSVCRT_SEEK_END)?"SEEK_END":"UNKNOWN");
1281
1282 /* The MoleBox protection scheme expects msvcrt to use SetFilePointer only,
1283 * so a LARGE_INTEGER offset cannot be passed directly via SetFilePointerEx. */
1284 ofs.QuadPart = offset;
1285 if ((ofs.u.LowPart = SetFilePointer(info->handle, ofs.u.LowPart, &ofs.u.HighPart, whence)) != INVALID_SET_FILE_POINTER ||
1286 GetLastError() == ERROR_SUCCESS)
1287 {
1288 info->wxflag &= ~WX_ATEOF;
1289 /* FIXME: What if we seek _to_ EOF - is EOF set? */
1290
1291 release_ioinfo(info);
1292 return ofs.QuadPart;
1293 }
1294 release_ioinfo(info);
1295 TRACE(":error-last error (%d)\n",GetLastError());
1296 msvcrt_set_errno(GetLastError());
1297 return -1;
1298 }
1299
1300 /*********************************************************************
1301 * _lseek (MSVCRT.@)
1302 */
1303 LONG CDECL MSVCRT__lseek(int fd, LONG offset, int whence)
1304 {
1305 return MSVCRT__lseeki64(fd, offset, whence);
1306 }
1307
1308 /*********************************************************************
1309 * _lock_file (MSVCRT.@)
1310 */
1311 void CDECL MSVCRT__lock_file(MSVCRT_FILE *file)
1312 {
1313 if(file>=MSVCRT__iob && file<MSVCRT__iob+_IOB_ENTRIES)
1314 _lock(_STREAM_LOCKS+(file-MSVCRT__iob));
1315 else
1316 EnterCriticalSection(&((file_crit*)file)->crit);
1317 }
1318
1319 /*********************************************************************
1320 * _unlock_file (MSVCRT.@)
1321 */
1322 void CDECL MSVCRT__unlock_file(MSVCRT_FILE *file)
1323 {
1324 if(file>=MSVCRT__iob && file<MSVCRT__iob+_IOB_ENTRIES)
1325 _unlock(_STREAM_LOCKS+(file-MSVCRT__iob));
1326 else
1327 LeaveCriticalSection(&((file_crit*)file)->crit);
1328 }
1329
1330 /*********************************************************************
1331 * _locking (MSVCRT.@)
1332 *
1333 * This is untested; the underlying LockFile doesn't work yet.
1334 */
1335 int CDECL MSVCRT__locking(int fd, int mode, LONG nbytes)
1336 {
1337 ioinfo *info = get_ioinfo(fd);
1338 BOOL ret;
1339 DWORD cur_locn;
1340
1341 TRACE(":fd (%d) handle (%p)\n", fd, info->handle);
1342 if (info->handle == INVALID_HANDLE_VALUE)
1343 {
1344 release_ioinfo(info);
1345 return -1;
1346 }
1347
1348 if (mode < 0 || mode > 4)
1349 {
1350 release_ioinfo(info);
1351 *MSVCRT__errno() = MSVCRT_EINVAL;
1352 return -1;
1353 }
1354
1355 TRACE(":fd (%d) by 0x%08x mode %s\n",
1356 fd,nbytes,(mode==MSVCRT__LK_UNLCK)?"_LK_UNLCK":
1357 (mode==MSVCRT__LK_LOCK)?"_LK_LOCK":
1358 (mode==MSVCRT__LK_NBLCK)?"_LK_NBLCK":
1359 (mode==MSVCRT__LK_RLCK)?"_LK_RLCK":
1360 (mode==MSVCRT__LK_NBRLCK)?"_LK_NBRLCK":
1361 "UNKNOWN");
1362
1363 if ((cur_locn = SetFilePointer(info->handle, 0L, NULL, FILE_CURRENT)) == INVALID_SET_FILE_POINTER)
1364 {
1365 release_ioinfo(info);
1366 FIXME ("Seek failed\n");
1367 *MSVCRT__errno() = MSVCRT_EINVAL; /* FIXME */
1368 return -1;
1369 }
1370 if (mode == MSVCRT__LK_LOCK || mode == MSVCRT__LK_RLCK)
1371 {
1372 int nretry = 10;
1373 ret = 1; /* just to satisfy gcc */
1374 while (nretry--)
1375 {
1376 ret = LockFile(info->handle, cur_locn, 0L, nbytes, 0L);
1377 if (ret) break;
1378 Sleep(1);
1379 }
1380 }
1381 else if (mode == MSVCRT__LK_UNLCK)
1382 ret = UnlockFile(info->handle, cur_locn, 0L, nbytes, 0L);
1383 else
1384 ret = LockFile(info->handle, cur_locn, 0L, nbytes, 0L);
1385 /* FIXME - what about error settings? */
1386 release_ioinfo(info);
1387 return ret ? 0 : -1;
1388 }
1389
1390 /*********************************************************************
1391 * _fseeki64 (MSVCRT.@)
1392 */
1393 int CDECL MSVCRT__fseeki64(MSVCRT_FILE* file, __int64 offset, int whence)
1394 {
1395 int ret;
1396
1397 MSVCRT__lock_file(file);
1398 ret = MSVCRT__fseeki64_nolock(file, offset, whence);
1399 MSVCRT__unlock_file(file);
1400
1401 return ret;
1402 }
1403
1404 /*********************************************************************
1405 * _fseeki64_nolock (MSVCRT.@)
1406 */
1407 int CDECL MSVCRT__fseeki64_nolock(MSVCRT_FILE* file, __int64 offset, int whence)
1408 {
1409 int ret;
1410
1411 if(whence == MSVCRT_SEEK_CUR && file->_flag & MSVCRT__IOREAD ) {
1412 whence = MSVCRT_SEEK_SET;
1413 offset += MSVCRT__ftelli64_nolock(file);
1414 }
1415
1416 /* Flush output if needed */
1417 msvcrt_flush_buffer(file);
1418 /* Reset direction of i/o */
1419 if(file->_flag & MSVCRT__IORW) {
1420 file->_flag &= ~(MSVCRT__IOREAD|MSVCRT__IOWRT);
1421 }
1422 /* Clear end of file flag */
1423 file->_flag &= ~MSVCRT__IOEOF;
1424 ret = (MSVCRT__lseeki64(file->_file,offset,whence) == -1)?-1:0;
1425
1426 return ret;
1427 }
1428
1429 /*********************************************************************
1430 * fseek (MSVCRT.@)
1431 */
1432 int CDECL MSVCRT_fseek(MSVCRT_FILE* file, MSVCRT_long offset, int whence)
1433 {
1434 return MSVCRT__fseeki64( file, offset, whence );
1435 }
1436
1437 /*********************************************************************
1438 * _fseek_nolock (MSVCRT.@)
1439 */
1440 int CDECL MSVCRT__fseek_nolock(MSVCRT_FILE* file, MSVCRT_long offset, int whence)
1441 {
1442 return MSVCRT__fseeki64_nolock( file, offset, whence );
1443 }
1444
1445 /*********************************************************************
1446 * _chsize_s (MSVCRT.@)
1447 */
1448 int CDECL MSVCRT__chsize_s(int fd, __int64 size)
1449 {
1450 ioinfo *info;
1451 __int64 cur, pos;
1452 BOOL ret = FALSE;
1453
1454 TRACE("(fd=%d, size=%s)\n", fd, wine_dbgstr_longlong(size));
1455
1456 if (!MSVCRT_CHECK_PMT(size >= 0)) return MSVCRT_EINVAL;
1457
1458
1459 info = get_ioinfo(fd);
1460 if (info->handle != INVALID_HANDLE_VALUE)
1461 {
1462 /* save the current file pointer */
1463 cur = MSVCRT__lseeki64(fd, 0, MSVCRT_SEEK_CUR);
1464 if (cur >= 0)
1465 {
1466 pos = MSVCRT__lseeki64(fd, size, MSVCRT_SEEK_SET);
1467 if (pos >= 0)
1468 {
1469 ret = SetEndOfFile(info->handle);
1470 if (!ret) msvcrt_set_errno(GetLastError());
1471 }
1472
1473 /* restore the file pointer */
1474 MSVCRT__lseeki64(fd, cur, MSVCRT_SEEK_SET);
1475 }
1476 }
1477
1478 release_ioinfo(info);
1479 return ret ? 0 : *MSVCRT__errno();
1480 }
1481
1482 /*********************************************************************
1483 * _chsize (MSVCRT.@)
1484 */
1485 int CDECL MSVCRT__chsize(int fd, MSVCRT_long size)
1486 {
1487 /* _chsize_s returns errno on failure but _chsize should return -1 */
1488 return MSVCRT__chsize_s( fd, size ) == 0 ? 0 : -1;
1489 }
1490
1491 /*********************************************************************
1492 * clearerr (MSVCRT.@)
1493 */
1494 void CDECL MSVCRT_clearerr(MSVCRT_FILE* file)
1495 {
1496 TRACE(":file (%p) fd (%d)\n",file,file->_file);
1497
1498 MSVCRT__lock_file(file);
1499 file->_flag &= ~(MSVCRT__IOERR | MSVCRT__IOEOF);
1500 MSVCRT__unlock_file(file);
1501 }
1502
1503 /*********************************************************************
1504 * clearerr_s (MSVCRT.@)
1505 */
1506 int CDECL MSVCRT_clearerr_s(MSVCRT_FILE* file)
1507 {
1508 TRACE(":file (%p)\n",file);
1509
1510 if (!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EINVAL;
1511
1512 MSVCRT__lock_file(file);
1513 file->_flag &= ~(MSVCRT__IOERR | MSVCRT__IOEOF);
1514 MSVCRT__unlock_file(file);
1515 return 0;
1516 }
1517
1518 /*********************************************************************
1519 * rewind (MSVCRT.@)
1520 */
1521 void CDECL MSVCRT_rewind(MSVCRT_FILE* file)
1522 {
1523 TRACE(":file (%p) fd (%d)\n",file,file->_file);
1524
1525 MSVCRT__lock_file(file);
1526 MSVCRT__fseek_nolock(file, 0L, MSVCRT_SEEK_SET);
1527 MSVCRT_clearerr(file);
1528 MSVCRT__unlock_file(file);
1529 }
1530
1531 static int msvcrt_get_flags(const MSVCRT_wchar_t* mode, int *open_flags, int* stream_flags)
1532 {
1533 int plus = strchrW(mode, '+') != NULL;
1534
1535 TRACE("%s\n", debugstr_w(mode));
1536
1537 while(*mode == ' ') mode++;
1538
1539 switch(*mode++)
1540 {
1541 case 'R': case 'r':
1542 *open_flags = plus ? MSVCRT__O_RDWR : MSVCRT__O_RDONLY;
1543 *stream_flags = plus ? MSVCRT__IORW : MSVCRT__IOREAD;
1544 break;
1545 case 'W': case 'w':
1546 *open_flags = MSVCRT__O_CREAT | MSVCRT__O_TRUNC | (plus ? MSVCRT__O_RDWR : MSVCRT__O_WRONLY);
1547 *stream_flags = plus ? MSVCRT__IORW : MSVCRT__IOWRT;
1548 break;
1549 case 'A': case 'a':
1550 *open_flags = MSVCRT__O_CREAT | MSVCRT__O_APPEND | (plus ? MSVCRT__O_RDWR : MSVCRT__O_WRONLY);
1551 *stream_flags = plus ? MSVCRT__IORW : MSVCRT__IOWRT;
1552 break;
1553 default:
1554 MSVCRT_INVALID_PMT(0, MSVCRT_EINVAL);
1555 return -1;
1556 }
1557
1558 *stream_flags |= MSVCRT__commode;
1559
1560 while (*mode && *mode!=',')
1561 switch (*mode++)
1562 {
1563 case 'B': case 'b':
1564 *open_flags |= MSVCRT__O_BINARY;
1565 *open_flags &= ~MSVCRT__O_TEXT;
1566 break;
1567 case 't':
1568 *open_flags |= MSVCRT__O_TEXT;
1569 *open_flags &= ~MSVCRT__O_BINARY;
1570 break;
1571 case 'D':
1572 *open_flags |= MSVCRT__O_TEMPORARY;
1573 break;
1574 case 'T':
1575 *open_flags |= MSVCRT__O_SHORT_LIVED;
1576 break;
1577 case 'c':
1578 *stream_flags |= MSVCRT__IOCOMMIT;
1579 break;
1580 case 'n':
1581 *stream_flags &= ~MSVCRT__IOCOMMIT;
1582 break;
1583 case 'N':
1584 *open_flags |= MSVCRT__O_NOINHERIT;
1585 break;
1586 case '+':
1587 case ' ':
1588 case 'a':
1589 case 'w':
1590 break;
1591 case 'S':
1592 case 'R':
1593 FIXME("ignoring cache optimization flag: %c\n", mode[-1]);
1594 break;
1595 default:
1596 ERR("incorrect mode flag: %c\n", mode[-1]);
1597 break;
1598 }
1599
1600 if(*mode == ',')
1601 {
1602 static const WCHAR ccs[] = {'c','c','s'};
1603 static const WCHAR utf8[] = {'u','t','f','-','8'};
1604 static const WCHAR utf16le[] = {'u','t','f','-','1','6','l','e'};
1605 static const WCHAR unicode[] = {'u','n','i','c','o','d','e'};
1606
1607 mode++;
1608 while(*mode == ' ') mode++;
1609 if(!MSVCRT_CHECK_PMT(!strncmpW(ccs, mode, ARRAY_SIZE(ccs))))
1610 return -1;
1611 mode += ARRAY_SIZE(ccs);
1612 while(*mode == ' ') mode++;
1613 if(!MSVCRT_CHECK_PMT(*mode == '='))
1614 return -1;
1615 mode++;
1616 while(*mode == ' ') mode++;
1617
1618 if(!strncmpiW(utf8, mode, ARRAY_SIZE(utf8)))
1619 {
1620 *open_flags |= MSVCRT__O_U8TEXT;
1621 mode += ARRAY_SIZE(utf8);
1622 }
1623 else if(!strncmpiW(utf16le, mode, ARRAY_SIZE(utf16le)))
1624 {
1625 *open_flags |= MSVCRT__O_U16TEXT;
1626 mode += ARRAY_SIZE(utf16le);
1627 }
1628 else if(!strncmpiW(unicode, mode, ARRAY_SIZE(unicode)))
1629 {
1630 *open_flags |= MSVCRT__O_WTEXT;
1631 mode += ARRAY_SIZE(unicode);
1632 }
1633 else
1634 {
1635 MSVCRT_INVALID_PMT(0, MSVCRT_EINVAL);
1636 return -1;
1637 }
1638
1639 while(*mode == ' ') mode++;
1640 }
1641
1642 if(!MSVCRT_CHECK_PMT(*mode == 0))
1643 return -1;
1644 return 0;
1645 }
1646
1647 /*********************************************************************
1648 * _fdopen (MSVCRT.@)
1649 */
1650 MSVCRT_FILE* CDECL MSVCRT__fdopen(int fd, const char *mode)
1651 {
1652 MSVCRT_FILE *ret;
1653 MSVCRT_wchar_t *modeW = NULL;
1654
1655 if (mode && !(modeW = msvcrt_wstrdupa(mode))) return NULL;
1656
1657 ret = MSVCRT__wfdopen(fd, modeW);
1658
1659 MSVCRT_free(modeW);
1660 return ret;
1661 }
1662
1663 /*********************************************************************
1664 * _wfdopen (MSVCRT.@)
1665 */
1666 MSVCRT_FILE* CDECL MSVCRT__wfdopen(int fd, const MSVCRT_wchar_t *mode)
1667 {
1668 int open_flags, stream_flags;
1669 MSVCRT_FILE* file;
1670
1671 if (msvcrt_get_flags(mode, &open_flags, &stream_flags) == -1) return NULL;
1672
1673 LOCK_FILES();
1674 if (!(file = msvcrt_alloc_fp()))
1675 file = NULL;
1676 else if (msvcrt_init_fp(file, fd, stream_flags) == -1)
1677 {
1678 file->_flag = 0;
1679 file = NULL;
1680 }
1681 else TRACE(":fd (%d) mode (%s) FILE* (%p)\n", fd, debugstr_w(mode), file);
1682 UNLOCK_FILES();
1683
1684 return file;
1685 }
1686
1687 /*********************************************************************
1688 * _filelength (MSVCRT.@)
1689 */
1690 LONG CDECL MSVCRT__filelength(int fd)
1691 {
1692 LONG curPos = MSVCRT__lseek(fd, 0, MSVCRT_SEEK_CUR);
1693 if (curPos != -1)
1694 {
1695 LONG endPos = MSVCRT__lseek(fd, 0, MSVCRT_SEEK_END);
1696 if (endPos != -1)
1697 {
1698 if (endPos != curPos)
1699 MSVCRT__lseek(fd, curPos, MSVCRT_SEEK_SET);
1700 return endPos;
1701 }
1702 }
1703 return -1;
1704 }
1705
1706 /*********************************************************************
1707 * _filelengthi64 (MSVCRT.@)
1708 */
1709 __int64 CDECL MSVCRT__filelengthi64(int fd)
1710 {
1711 __int64 curPos = MSVCRT__lseeki64(fd, 0, MSVCRT_SEEK_CUR);
1712 if (curPos != -1)
1713 {
1714 __int64 endPos = MSVCRT__lseeki64(fd, 0, MSVCRT_SEEK_END);
1715 if (endPos != -1)
1716 {
1717 if (endPos != curPos)
1718 MSVCRT__lseeki64(fd, curPos, MSVCRT_SEEK_SET);
1719 return endPos;
1720 }
1721 }
1722 return -1;
1723 }
1724
1725 /*********************************************************************
1726 * _fileno (MSVCRT.@)
1727 */
1728 int CDECL MSVCRT__fileno(MSVCRT_FILE* file)
1729 {
1730 TRACE(":FILE* (%p) fd (%d)\n",file,file->_file);
1731 return file->_file;
1732 }
1733
1734 /*********************************************************************
1735 * _fstat64 (MSVCRT.@)
1736 */
1737 int CDECL MSVCRT__fstat64(int fd, struct MSVCRT__stat64* buf)
1738 {
1739 ioinfo *info = get_ioinfo(fd);
1740 DWORD dw;
1741 DWORD type;
1742 BY_HANDLE_FILE_INFORMATION hfi;
1743
1744 TRACE(":fd (%d) stat (%p)\n", fd, buf);
1745 if (info->handle == INVALID_HANDLE_VALUE)
1746 {
1747 release_ioinfo(info);
1748 return -1;
1749 }
1750
1751 if (!buf)
1752 {
1753 WARN(":failed-NULL buf\n");
1754 msvcrt_set_errno(ERROR_INVALID_PARAMETER);
1755 release_ioinfo(info);
1756 return -1;
1757 }
1758
1759 memset(&hfi, 0, sizeof(hfi));
1760 memset(buf, 0, sizeof(struct MSVCRT__stat64));
1761 type = GetFileType(info->handle);
1762 if (type == FILE_TYPE_PIPE)
1763 {
1764 buf->st_dev = buf->st_rdev = fd;
1765 buf->st_mode = MSVCRT__S_IFIFO;
1766 buf->st_nlink = 1;
1767 }
1768 else if (type == FILE_TYPE_CHAR)
1769 {
1770 buf->st_dev = buf->st_rdev = fd;
1771 buf->st_mode = MSVCRT__S_IFCHR;
1772 buf->st_nlink = 1;
1773 }
1774 else /* FILE_TYPE_DISK etc. */
1775 {
1776 if (!GetFileInformationByHandle(info->handle, &hfi))
1777 {
1778 WARN(":failed-last error (%d)\n",GetLastError());
1779 msvcrt_set_errno(ERROR_INVALID_PARAMETER);
1780 release_ioinfo(info);
1781 return -1;
1782 }
1783 buf->st_mode = MSVCRT__S_IFREG | 0444;
1784 if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY))
1785 buf->st_mode |= 0222;
1786 buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow;
1787 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw);
1788 buf->st_atime = dw;
1789 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw);
1790 buf->st_mtime = buf->st_ctime = dw;
1791 buf->st_nlink = hfi.nNumberOfLinks;
1792 }
1793 TRACE(":dwFileAttributes = 0x%x, mode set to 0x%x\n",hfi.dwFileAttributes,
1794 buf->st_mode);
1795 release_ioinfo(info);
1796 return 0;
1797 }
1798
1799 /*********************************************************************
1800 * _fstati64 (MSVCRT.@)
1801 */
1802 int CDECL MSVCRT__fstati64(int fd, struct MSVCRT__stati64* buf)
1803 {
1804 int ret;
1805 struct MSVCRT__stat64 buf64;
1806
1807 ret = MSVCRT__fstat64(fd, &buf64);
1808 if (!ret)
1809 msvcrt_stat64_to_stati64(&buf64, buf);
1810 return ret;
1811 }
1812
1813 /*********************************************************************
1814 * _fstat (MSVCRT.@)
1815 */
1816 int CDECL MSVCRT__fstat(int fd, struct MSVCRT__stat* buf)
1817 { int ret;
1818 struct MSVCRT__stat64 buf64;
1819
1820 ret = MSVCRT__fstat64(fd, &buf64);
1821 if (!ret)
1822 msvcrt_stat64_to_stat(&buf64, buf);
1823 return ret;
1824 }
1825
1826 /*********************************************************************
1827 * _fstat32 (MSVCR80.@)
1828 */
1829 int CDECL MSVCRT__fstat32(int fd, struct MSVCRT__stat32* buf)
1830 {
1831 int ret;
1832 struct MSVCRT__stat64 buf64;
1833
1834 ret = MSVCRT__fstat64(fd, &buf64);
1835 if (!ret)
1836 msvcrt_stat64_to_stat32(&buf64, buf);
1837 return ret;
1838 }
1839
1840 /*********************************************************************
1841 * _fstat32i64 (MSVCR80.@)
1842 */
1843 int CDECL MSVCRT__fstat32i64(int fd, struct MSVCRT__stat32i64* buf)
1844 {
1845 int ret;
1846 struct MSVCRT__stat64 buf64;
1847
1848 ret = MSVCRT__fstat64(fd, &buf64);
1849 if (!ret)
1850 msvcrt_stat64_to_stat32i64(&buf64, buf);
1851 return ret;
1852 }
1853
1854 /*********************************************************************
1855 * _fstat64i32 (MSVCR80.@)
1856 */
1857 int CDECL MSVCRT__fstat64i32(int fd, struct MSVCRT__stat64i32* buf)
1858 {
1859 int ret;
1860 struct MSVCRT__stat64 buf64;
1861
1862 ret = MSVCRT__fstat64(fd, &buf64);
1863 if (!ret)
1864 msvcrt_stat64_to_stat64i32(&buf64, buf);
1865 return ret;
1866 }
1867
1868 /*********************************************************************
1869 * _futime64 (MSVCRT.@)
1870 */
1871 int CDECL _futime64(int fd, struct MSVCRT___utimbuf64 *t)
1872 {
1873 ioinfo *info = get_ioinfo(fd);
1874 FILETIME at, wt;
1875
1876 if (!t)
1877 {
1878 time_to_filetime( MSVCRT__time64(NULL), &at );
1879 wt = at;
1880 }
1881 else
1882 {
1883 time_to_filetime( t->actime, &at );
1884 time_to_filetime( t->modtime, &wt );
1885 }
1886
1887 if (!SetFileTime(info->handle, NULL, &at, &wt))
1888 {
1889 release_ioinfo(info);
1890 msvcrt_set_errno(GetLastError());
1891 return -1 ;
1892 }
1893 release_ioinfo(info);
1894 return 0;
1895 }
1896
1897 /*********************************************************************
1898 * _futime32 (MSVCRT.@)
1899 */
1900 int CDECL _futime32(int fd, struct MSVCRT___utimbuf32 *t)
1901 {
1902 if (t)
1903 {
1904 struct MSVCRT___utimbuf64 t64;
1905 t64.actime = t->actime;
1906 t64.modtime = t->modtime;
1907 return _futime64( fd, &t64 );
1908 }
1909 else
1910 return _futime64( fd, NULL );
1911 }
1912
1913 /*********************************************************************
1914 * _futime (MSVCRT.@)
1915 */
1916 #ifdef _WIN64
1917 int CDECL _futime(int fd, struct MSVCRT___utimbuf64 *t)
1918 {
1919 return _futime64( fd, t );
1920 }
1921 #else
1922 int CDECL _futime(int fd, struct MSVCRT___utimbuf32 *t)
1923 {
1924 return _futime32( fd, t );
1925 }
1926 #endif
1927
1928 /*********************************************************************
1929 * _get_osfhandle (MSVCRT.@)
1930 */
1931 MSVCRT_intptr_t CDECL MSVCRT__get_osfhandle(int fd)
1932 {
1933 HANDLE hand = get_ioinfo_nolock(fd)->handle;
1934 TRACE(":fd (%d) handle (%p)\n",fd,hand);
1935
1936 if(hand == INVALID_HANDLE_VALUE)
1937 *MSVCRT__errno() = MSVCRT_EBADF;
1938 return (MSVCRT_intptr_t)hand;
1939 }
1940
1941 /*********************************************************************
1942 * _mktemp_s (MSVCRT.@)
1943 */
1944 int CDECL MSVCRT__mktemp_s(char *pattern, MSVCRT_size_t size)
1945 {
1946 DWORD len, xno, id;
1947
1948 if(!MSVCRT_CHECK_PMT(pattern!=NULL))
1949 return MSVCRT_EINVAL;
1950
1951 for(len=0; len<size; len++)
1952 if(!pattern[len])
1953 break;
1954 if(!MSVCRT_CHECK_PMT(len!=size && len>=6)) {
1955 if(size)
1956 pattern[0] = 0;
1957 return MSVCRT_EINVAL;
1958 }
1959
1960 for(xno=1; xno<=6; xno++)
1961 if(!MSVCRT_CHECK_PMT(pattern[len-xno] == 'X'))
1962 return MSVCRT_EINVAL;
1963
1964 id = GetCurrentProcessId();
1965 for(xno=1; xno<6; xno++) {
1966 pattern[len-xno] = id%10 + '0';
1967 id /= 10;
1968 }
1969
1970 for(pattern[len-6]='a'; pattern[len-6]<='z'; pattern[len-6]++) {
1971 if(GetFileAttributesA(pattern) == INVALID_FILE_ATTRIBUTES)
1972 return 0;
1973 }
1974
1975 pattern[0] = 0;
1976 *MSVCRT__errno() = MSVCRT_EEXIST;
1977 return MSVCRT_EEXIST;
1978 }
1979
1980 /*********************************************************************
1981 * _mktemp (MSVCRT.@)
1982 */
1983 char * CDECL MSVCRT__mktemp(char *pattern)
1984 {
1985 int numX = 0;
1986 char *retVal = pattern;
1987 int id;
1988 char letter = 'a';
1989
1990 if(!pattern)
1991 return NULL;
1992
1993 while(*pattern)
1994 numX = (*pattern++ == 'X')? numX + 1 : 0;
1995 if (numX < 6)
1996 return NULL;
1997 pattern--;
1998 id = GetCurrentProcessId();
1999 numX = 6;
2000 while(numX--)
2001 {
2002 int tempNum = id / 10;
2003 *pattern-- = id - (tempNum * 10) + '0';
2004 id = tempNum;
2005 }
2006 pattern++;
2007 do
2008 {
2009 *pattern = letter++;
2010 if (GetFileAttributesA(retVal) == INVALID_FILE_ATTRIBUTES)
2011 return retVal;
2012 } while(letter <= 'z');
2013 return NULL;
2014 }
2015
2016 /*********************************************************************
2017 * _wmktemp_s (MSVCRT.@)
2018 */
2019 int CDECL MSVCRT__wmktemp_s(MSVCRT_wchar_t *pattern, MSVCRT_size_t size)
2020 {
2021 DWORD len, xno, id;
2022
2023 if(!MSVCRT_CHECK_PMT(pattern!=NULL))
2024 return MSVCRT_EINVAL;
2025
2026 for(len=0; len<size; len++)
2027 if(!pattern[len])
2028 break;
2029 if(!MSVCRT_CHECK_PMT(len!=size && len>=6)) {
2030 if(size)
2031 pattern[0] = 0;
2032 return MSVCRT_EINVAL;
2033 }
2034
2035 for(xno=1; xno<=6; xno++)
2036 if(!MSVCRT_CHECK_PMT(pattern[len-xno] == 'X'))
2037 return MSVCRT_EINVAL;
2038
2039 id = GetCurrentProcessId();
2040 for(xno=1; xno<6; xno++) {
2041 pattern[len-xno] = id%10 + '0';
2042 id /= 10;
2043 }
2044
2045 for(pattern[len-6]='a'; pattern[len-6]<='z'; pattern[len-6]++) {
2046 if(GetFileAttributesW(pattern) == INVALID_FILE_ATTRIBUTES)
2047 return 0;
2048 }
2049
2050 pattern[0] = 0;
2051 *MSVCRT__errno() = MSVCRT_EEXIST;
2052 return MSVCRT_EEXIST;
2053 }
2054
2055 /*********************************************************************
2056 * _wmktemp (MSVCRT.@)
2057 */
2058 MSVCRT_wchar_t * CDECL MSVCRT__wmktemp(MSVCRT_wchar_t *pattern)
2059 {
2060 int numX = 0;
2061 MSVCRT_wchar_t *retVal = pattern;
2062 int id;
2063 MSVCRT_wchar_t letter = 'a';
2064
2065 if(!pattern)
2066 return NULL;
2067
2068 while(*pattern)
2069 numX = (*pattern++ == 'X')? numX + 1 : 0;
2070 if (numX < 6)
2071 return NULL;
2072 pattern--;
2073 id = GetCurrentProcessId();
2074 numX = 6;
2075 while(numX--)
2076 {
2077 int tempNum = id / 10;
2078 *pattern-- = id - (tempNum * 10) + '0';
2079 id = tempNum;
2080 }
2081 pattern++;
2082 do
2083 {
2084 if (GetFileAttributesW(retVal) == INVALID_FILE_ATTRIBUTES)
2085 return retVal;
2086 *pattern = letter++;
2087 } while(letter != '|');
2088 return NULL;
2089 }
2090
2091 static unsigned split_oflags(unsigned oflags)
2092 {
2093 int wxflags = 0;
2094 unsigned unsupp; /* until we support everything */
2095
2096 if (oflags & MSVCRT__O_APPEND) wxflags |= WX_APPEND;
2097 if (oflags & MSVCRT__O_BINARY) {/* Nothing to do */}
2098 else if (oflags & MSVCRT__O_TEXT) wxflags |= WX_TEXT;
2099 else if (oflags & MSVCRT__O_WTEXT) wxflags |= WX_TEXT;
2100 else if (oflags & MSVCRT__O_U16TEXT) wxflags |= WX_TEXT;
2101 else if (oflags & MSVCRT__O_U8TEXT) wxflags |= WX_TEXT;
2102 else if (*__p__fmode() & MSVCRT__O_BINARY) {/* Nothing to do */}
2103 else wxflags |= WX_TEXT; /* default to TEXT*/
2104 if (oflags & MSVCRT__O_NOINHERIT) wxflags |= WX_DONTINHERIT;
2105
2106 if ((unsupp = oflags & ~(
2107 MSVCRT__O_BINARY|MSVCRT__O_TEXT|MSVCRT__O_APPEND|
2108 MSVCRT__O_TRUNC|MSVCRT__O_EXCL|MSVCRT__O_CREAT|
2109 MSVCRT__O_RDWR|MSVCRT__O_WRONLY|MSVCRT__O_TEMPORARY|
2110 MSVCRT__O_NOINHERIT|
2111 MSVCRT__O_SEQUENTIAL|MSVCRT__O_RANDOM|MSVCRT__O_SHORT_LIVED|
2112 MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT
2113 )))
2114 ERR(":unsupported oflags 0x%04x\n",unsupp);
2115
2116 return wxflags;
2117 }
2118
2119 /*********************************************************************
2120 * _pipe (MSVCRT.@)
2121 */
2122 int CDECL MSVCRT__pipe(int *pfds, unsigned int psize, int textmode)
2123 {
2124 int ret = -1;
2125 SECURITY_ATTRIBUTES sa;
2126 HANDLE readHandle, writeHandle;
2127
2128 if (!pfds)
2129 {
2130 *MSVCRT__errno() = MSVCRT_EINVAL;
2131 return -1;
2132 }
2133
2134 sa.nLength = sizeof(SECURITY_ATTRIBUTES);
2135 sa.bInheritHandle = !(textmode & MSVCRT__O_NOINHERIT);
2136 sa.lpSecurityDescriptor = NULL;
2137 if (CreatePipe(&readHandle, &writeHandle, &sa, psize))
2138 {
2139 unsigned int wxflags = split_oflags(textmode);
2140 int fd;
2141
2142 fd = msvcrt_alloc_fd(readHandle, wxflags|WX_PIPE);
2143 if (fd != -1)
2144 {
2145 pfds[0] = fd;
2146 fd = msvcrt_alloc_fd(writeHandle, wxflags|WX_PIPE);
2147 if (fd != -1)
2148 {
2149 pfds[1] = fd;
2150 ret = 0;
2151 }
2152 else
2153 {
2154 MSVCRT__close(pfds[0]);
2155 CloseHandle(writeHandle);
2156 *MSVCRT__errno() = MSVCRT_EMFILE;
2157 }
2158 }
2159 else
2160 {
2161 CloseHandle(readHandle);
2162 CloseHandle(writeHandle);
2163 *MSVCRT__errno() = MSVCRT_EMFILE;
2164 }
2165 }
2166 else
2167 msvcrt_set_errno(GetLastError());
2168
2169 return ret;
2170 }
2171
2172 static int check_bom(HANDLE h, int oflags, BOOL seek)
2173 {
2174 char bom[sizeof(utf8_bom)];
2175 DWORD r;
2176
2177 oflags &= ~(MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT);
2178
2179 if (!ReadFile(h, bom, sizeof(utf8_bom), &r, NULL))
2180 return oflags;
2181
2182 if (r==sizeof(utf8_bom) && !memcmp(bom, utf8_bom, sizeof(utf8_bom))) {
2183 oflags |= MSVCRT__O_U8TEXT;
2184 }else if (r>=sizeof(utf16_bom) && !memcmp(bom, utf16_bom, sizeof(utf16_bom))) {
2185 if (seek && r>2)
2186 SetFilePointer(h, 2, NULL, FILE_BEGIN);
2187 oflags |= MSVCRT__O_U16TEXT;
2188 }else if (seek) {
2189 SetFilePointer(h, 0, NULL, FILE_BEGIN);
2190 }
2191
2192 return oflags;
2193 }
2194
2195 /*********************************************************************
2196 * _wsopen_dispatch (UCRTBASE.@)
2197 */
2198 int CDECL MSVCRT__wsopen_dispatch( const MSVCRT_wchar_t* path, int oflags, int shflags, int pmode,
2199 int *fd, int secure )
2200 {
2201 DWORD access = 0, creation = 0, attrib;
2202 SECURITY_ATTRIBUTES sa;
2203 DWORD sharing, type;
2204 int wxflag;
2205 HANDLE hand;
2206
2207 TRACE("path: (%s) oflags: 0x%04x shflags: 0x%04x pmode: 0x%04x fd*: %p secure: %d\n",
2208 debugstr_w(path), oflags, shflags, pmode, fd, secure);
2209
2210 if (!MSVCRT_CHECK_PMT( fd != NULL )) return MSVCRT_EINVAL;
2211
2212 *fd = -1;
2213 wxflag = split_oflags(oflags);
2214 switch (oflags & (MSVCRT__O_RDONLY | MSVCRT__O_WRONLY | MSVCRT__O_RDWR))
2215 {
2216 case MSVCRT__O_RDONLY: access |= GENERIC_READ; break;
2217 case MSVCRT__O_WRONLY: access |= GENERIC_WRITE; break;
2218 case MSVCRT__O_RDWR: access |= GENERIC_WRITE | GENERIC_READ; break;
2219 }
2220
2221 if (oflags & MSVCRT__O_CREAT)
2222 {
2223 if (secure && !MSVCRT_CHECK_PMT(!(pmode & ~(MSVCRT__S_IREAD | MSVCRT__S_IWRITE))))
2224 return MSVCRT_EINVAL;
2225
2226 if (oflags & MSVCRT__O_EXCL)
2227 creation = CREATE_NEW;
2228 else if (oflags & MSVCRT__O_TRUNC)
2229 creation = CREATE_ALWAYS;
2230 else
2231 creation = OPEN_ALWAYS;
2232 }
2233 else /* no MSVCRT__O_CREAT */
2234 {
2235 if (oflags & MSVCRT__O_TRUNC)
2236 creation = TRUNCATE_EXISTING;
2237 else
2238 creation = OPEN_EXISTING;
2239 }
2240
2241 switch( shflags )
2242 {
2243 case MSVCRT__SH_DENYRW:
2244 sharing = 0L;
2245 break;
2246 case MSVCRT__SH_DENYWR:
2247 sharing = FILE_SHARE_READ;
2248 break;
2249 case MSVCRT__SH_DENYRD:
2250 sharing = FILE_SHARE_WRITE;
2251 break;
2252 case MSVCRT__SH_DENYNO:
2253 sharing = FILE_SHARE_READ | FILE_SHARE_WRITE;
2254 break;
2255 default:
2256 ERR( "Unhandled shflags 0x%x\n", shflags );
2257 return MSVCRT_EINVAL;
2258 }
2259
2260 if (!(pmode & ~MSVCRT_umask & MSVCRT__S_IWRITE))
2261 attrib = FILE_ATTRIBUTE_READONLY;
2262 else
2263 attrib = FILE_ATTRIBUTE_NORMAL;
2264
2265 if (oflags & MSVCRT__O_TEMPORARY)
2266 {
2267 attrib |= FILE_FLAG_DELETE_ON_CLOSE;
2268 access |= DELETE;
2269 sharing |= FILE_SHARE_DELETE;
2270 }
2271
2272 sa.nLength = sizeof( SECURITY_ATTRIBUTES );
2273 sa.lpSecurityDescriptor = NULL;
2274 sa.bInheritHandle = !(oflags & MSVCRT__O_NOINHERIT);
2275
2276 if ((oflags&(MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT))
2277 && (creation==OPEN_ALWAYS || creation==OPEN_EXISTING)
2278 && !(access&GENERIC_READ))
2279 {
2280 hand = CreateFileW(path, GENERIC_READ, FILE_SHARE_READ|FILE_SHARE_WRITE,
2281 &sa, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0);
2282 if (hand != INVALID_HANDLE_VALUE)
2283 {
2284 oflags = check_bom(hand, oflags, FALSE);
2285 CloseHandle(hand);
2286 }
2287 else
2288 oflags &= ~(MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT);
2289 }
2290
2291 hand = CreateFileW(path, access, sharing, &sa, creation, attrib, 0);
2292 if (hand == INVALID_HANDLE_VALUE) {
2293 WARN(":failed-last error (%d)\n",GetLastError());
2294 msvcrt_set_errno(GetLastError());
2295 return *MSVCRT__errno();
2296 }
2297
2298 if (oflags & (MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT))
2299 {
2300 if ((access & GENERIC_WRITE) && (creation==CREATE_NEW
2301 || creation==CREATE_ALWAYS || creation==TRUNCATE_EXISTING
2302 || (creation==OPEN_ALWAYS && GetLastError()==ERROR_ALREADY_EXISTS)))
2303 {
2304 if (oflags & MSVCRT__O_U8TEXT)
2305 {
2306 DWORD written = 0, tmp;
2307
2308 while(written!=sizeof(utf8_bom) && WriteFile(hand, (char*)utf8_bom+written,
2309 sizeof(utf8_bom)-written, &tmp, NULL))
2310 written += tmp;
2311 if (written != sizeof(utf8_bom)) {
2312 WARN("error writing BOM\n");
2313 CloseHandle(hand);
2314 msvcrt_set_errno(GetLastError());
2315 return *MSVCRT__errno();
2316 }
2317 }
2318 else
2319 {
2320 DWORD written = 0, tmp;
2321
2322 while(written!=sizeof(utf16_bom) && WriteFile(hand, (char*)utf16_bom+written,
2323 sizeof(utf16_bom)-written, &tmp, NULL))
2324 written += tmp;
2325 if (written != sizeof(utf16_bom))
2326 {
2327 WARN("error writing BOM\n");
2328 CloseHandle(hand);
2329 msvcrt_set_errno(GetLastError());
2330 return *MSVCRT__errno();
2331 }
2332 }
2333 }
2334 else if (access & GENERIC_READ)
2335 oflags = check_bom(hand, oflags, TRUE);
2336 }
2337
2338 type = GetFileType(hand);
2339 if (type == FILE_TYPE_CHAR)
2340 wxflag |= WX_TTY;
2341 else if (type == FILE_TYPE_PIPE)
2342 wxflag |= WX_PIPE;
2343
2344 *fd = msvcrt_alloc_fd(hand, wxflag);
2345 if (*fd == -1)
2346 return *MSVCRT__errno();
2347
2348 if (oflags & MSVCRT__O_WTEXT)
2349 get_ioinfo_nolock(*fd)->exflag |= EF_UTF16|EF_UNK_UNICODE;
2350 else if (oflags & MSVCRT__O_U16TEXT)
2351 get_ioinfo_nolock(*fd)->exflag |= EF_UTF16;
2352 else if (oflags & MSVCRT__O_U8TEXT)
2353 get_ioinfo_nolock(*fd)->exflag |= EF_UTF8;
2354
2355 TRACE(":fd (%d) handle (%p)\n", *fd, hand);
2356 return 0;
2357 }
2358
2359
2360 /*********************************************************************
2361 * _wsopen_s (MSVCRT.@)
2362 */
2363 int CDECL MSVCRT__wsopen_s( int *fd, const MSVCRT_wchar_t* path, int oflags, int shflags, int pmode )
2364 {
2365 return MSVCRT__wsopen_dispatch( path, oflags, shflags, pmode, fd, 1 );
2366 }
2367
2368 /*********************************************************************
2369 * _wsopen (MSVCRT.@)
2370 */
2371 int WINAPIV MSVCRT__wsopen( const MSVCRT_wchar_t *path, int oflags, int shflags, ... )
2372 {
2373 int pmode;
2374 int fd;
2375
2376 if (oflags & MSVCRT__O_CREAT)
2377 {
2378 __ms_va_list ap;
2379
2380 __ms_va_start(ap, shflags);
2381 pmode = va_arg(ap, int);
2382 __ms_va_end(ap);
2383 }
2384 else
2385 pmode = 0;
2386
2387 return MSVCRT__wsopen_dispatch(path, oflags, shflags, pmode, &fd, 0) ? -1 : fd;
2388 }
2389
2390
2391 /*********************************************************************
2392 * _sopen_dispatch (UCRTBASE.@)
2393 */
2394 int CDECL MSVCRT__sopen_dispatch( const char *path, int oflags, int shflags,
2395 int pmode, int *fd, int secure)
2396 {
2397 MSVCRT_wchar_t *pathW;
2398 int ret;
2399
2400 if (!MSVCRT_CHECK_PMT(fd != NULL))
2401 return MSVCRT_EINVAL;
2402 *fd = -1;
2403 if(!MSVCRT_CHECK_PMT(path && (pathW = msvcrt_wstrdupa(path))))
2404 return MSVCRT_EINVAL;
2405
2406 ret = MSVCRT__wsopen_dispatch(pathW, oflags, shflags, pmode, fd, secure);
2407 MSVCRT_free(pathW);
2408 return ret;
2409 }
2410
2411 /*********************************************************************
2412 * _sopen_s (MSVCRT.@)
2413 */
2414 int CDECL MSVCRT__sopen_s( int *fd, const char *path, int oflags, int shflags, int pmode )
2415 {
2416 return MSVCRT__sopen_dispatch(path, oflags, shflags, pmode, fd, 1);
2417 }
2418
2419 /*********************************************************************
2420 * _sopen (MSVCRT.@)
2421 */
2422 int WINAPIV MSVCRT__sopen( const char *path, int oflags, int shflags, ... )
2423 {
2424 int pmode;
2425 int fd;
2426
2427 if (oflags & MSVCRT__O_CREAT)
2428 {
2429 __ms_va_list ap;
2430
2431 __ms_va_start(ap, shflags);
2432 pmode = va_arg(ap, int);
2433 __ms_va_end(ap);
2434 }
2435 else
2436 pmode = 0;
2437
2438 return MSVCRT__sopen_dispatch(path, oflags, shflags, pmode, &fd, 0) ? -1 : fd;
2439 }
2440
2441 /*********************************************************************
2442 * _open (MSVCRT.@)
2443 */
2444 int WINAPIV MSVCRT__open( const char *path, int flags, ... )
2445 {
2446 __ms_va_list ap;
2447
2448 if (flags & MSVCRT__O_CREAT)
2449 {
2450 int pmode;
2451 __ms_va_start(ap, flags);
2452 pmode = va_arg(ap, int);
2453 __ms_va_end(ap);
2454 return MSVCRT__sopen( path, flags, MSVCRT__SH_DENYNO, pmode );
2455 }
2456 else
2457 return MSVCRT__sopen( path, flags, MSVCRT__SH_DENYNO);
2458 }
2459
2460 /*********************************************************************
2461 * _wopen (MSVCRT.@)
2462 */
2463 int WINAPIV MSVCRT__wopen(const MSVCRT_wchar_t *path,int flags,...)
2464 {
2465 __ms_va_list ap;
2466
2467 if (flags & MSVCRT__O_CREAT)
2468 {
2469 int pmode;
2470 __ms_va_start(ap, flags);
2471 pmode = va_arg(ap, int);
2472 __ms_va_end(ap);
2473 return MSVCRT__wsopen( path, flags, MSVCRT__SH_DENYNO, pmode );
2474 }
2475 else
2476 return MSVCRT__wsopen( path, flags, MSVCRT__SH_DENYNO);
2477 }
2478
2479 /*********************************************************************
2480 * _creat (MSVCRT.@)
2481 */
2482 int CDECL MSVCRT__creat(const char *path, int pmode)
2483 {
2484 int flags = MSVCRT__O_CREAT | MSVCRT__O_TRUNC | MSVCRT__O_RDWR;
2485 return MSVCRT__open(path, flags, pmode);
2486 }
2487
2488 /*********************************************************************
2489 * _wcreat (MSVCRT.@)
2490 */
2491 int CDECL MSVCRT__wcreat(const MSVCRT_wchar_t *path, int pmode)
2492 {
2493 int flags = MSVCRT__O_CREAT | MSVCRT__O_TRUNC | MSVCRT__O_RDWR;
2494 return MSVCRT__wopen(path, flags, pmode);
2495 }
2496
2497 /*********************************************************************
2498 * _open_osfhandle (MSVCRT.@)
2499 */
2500 int CDECL MSVCRT__open_osfhandle(MSVCRT_intptr_t handle, int oflags)
2501 {
2502 DWORD flags;
2503 int fd;
2504
2505 /* MSVCRT__O_RDONLY (0) always matches, so set the read flag
2506 * MFC's CStdioFile clears O_RDONLY (0)! if it wants to write to the
2507 * file, so set the write flag. It also only sets MSVCRT__O_TEXT if it wants
2508 * text - it never sets MSVCRT__O_BINARY.
2509 */
2510 /* don't let split_oflags() decide the mode if no mode is passed */
2511 if (!(oflags & (MSVCRT__O_BINARY | MSVCRT__O_TEXT)))
2512 oflags |= MSVCRT__O_BINARY;
2513
2514 flags = GetFileType((HANDLE)handle);
2515 if (flags==FILE_TYPE_UNKNOWN && GetLastError()!=NO_ERROR)
2516 {
2517 msvcrt_set_errno(GetLastError());
2518 return -1;
2519 }
2520
2521 if (flags == FILE_TYPE_CHAR)
2522 flags = WX_TTY;
2523 else if (flags == FILE_TYPE_PIPE)
2524 flags = WX_PIPE;
2525 else
2526 flags = 0;
2527 flags |= split_oflags(oflags);
2528
2529 fd = msvcrt_alloc_fd((HANDLE)handle, flags);
2530 TRACE(":handle (%ld) fd (%d) flags 0x%08x\n", handle, fd, flags);
2531 return fd;
2532 }
2533
2534 /*********************************************************************
2535 * _rmtmp (MSVCRT.@)
2536 */
2537 int CDECL MSVCRT__rmtmp(void)
2538 {
2539 int num_removed = 0, i;
2540 MSVCRT_FILE *file;
2541
2542 LOCK_FILES();
2543 for (i = 3; i < MSVCRT_stream_idx; i++) {
2544 file = msvcrt_get_file(i);
2545
2546 if (file->_tmpfname)
2547 {
2548 MSVCRT_fclose(file);
2549 num_removed++;
2550 }
2551 }
2552 UNLOCK_FILES();
2553
2554 if (num_removed)
2555 TRACE(":removed (%d) temp files\n",num_removed);
2556 return num_removed;
2557 }
2558
2559 static inline int get_utf8_char_len(char ch)
2560 {
2561 if((ch&0xf8) == 0xf0)
2562 return 4;
2563 else if((ch&0xf0) == 0xe0)
2564 return 3;
2565 else if((ch&0xe0) == 0xc0)
2566 return 2;
2567 return 1;
2568 }
2569
2570 /*********************************************************************
2571 * (internal) read_utf8
2572 */
2573 static int read_utf8(ioinfo *fdinfo, MSVCRT_wchar_t *buf, unsigned int count)
2574 {
2575 HANDLE hand = fdinfo->handle;
2576 char min_buf[4], *readbuf, lookahead;
2577 DWORD readbuf_size, pos=0, num_read=1, char_len, i, j;
2578
2579 /* make the buffer big enough to hold at least one character */
2580 /* read bytes have to fit to output and lookahead buffers */
2581 count /= 2;
2582 readbuf_size = count < 4 ? 4 : count;
2583 if(readbuf_size<=4 || !(readbuf = MSVCRT_malloc(readbuf_size))) {
2584 readbuf_size = 4;
2585 readbuf = min_buf;
2586 }
2587
2588 if(fdinfo->lookahead[0] != '\n') {
2589 readbuf[pos++] = fdinfo->lookahead[0];
2590 fdinfo->lookahead[0] = '\n';
2591
2592 if(fdinfo->lookahead[1] != '\n') {
2593 readbuf[pos++] = fdinfo->lookahead[1];
2594 fdinfo->lookahead[1] = '\n';
2595
2596 if(fdinfo->lookahead[2] != '\n') {
2597 readbuf[pos++] = fdinfo->lookahead[2];
2598 fdinfo->lookahead[2] = '\n';
2599 }
2600 }
2601 }
2602
2603 /* NOTE: this case is broken in native dll, reading
2604 * sometimes fails when small buffer is passed
2605 */
2606 if(count < 4) {
2607 if(!pos && !ReadFile(hand, readbuf, 1, &num_read, NULL)) {
2608 if (GetLastError() == ERROR_BROKEN_PIPE) {
2609 fdinfo->wxflag |= WX_ATEOF;
2610 return 0;
2611 }else {
2612 msvcrt_set_errno(GetLastError());
2613 return -1;
2614 }
2615 }else if(!num_read) {
2616 fdinfo->wxflag |= WX_ATEOF;
2617 return 0;
2618 }else {
2619 pos++;
2620 }
2621
2622 char_len = get_utf8_char_len(readbuf[0]);
2623 if(char_len>pos) {
2624 if(ReadFile(hand, readbuf+pos, char_len-pos, &num_read, NULL))
2625 pos += num_read;
2626 }
2627
2628 if(readbuf[0] == '\n')
2629 fdinfo->wxflag |= WX_READNL;
2630 else
2631 fdinfo->wxflag &= ~WX_READNL;
2632
2633 if(readbuf[0] == 0x1a) {
2634 fdinfo->wxflag |= WX_ATEOF;
2635 return 0;
2636 }
2637
2638 if(readbuf[0] == '\r') {
2639 if(!ReadFile(hand, &lookahead, 1, &num_read, NULL) || num_read!=1)
2640 buf[0] = '\r';
2641 else if(lookahead == '\n')
2642 buf[0] = '\n';
2643 else {
2644 buf[0] = '\r';
2645 if(fdinfo->wxflag & (WX_PIPE | WX_TTY))
2646 fdinfo->lookahead[0] = lookahead;
2647 else
2648 SetFilePointer(fdinfo->handle, -1, NULL, FILE_CURRENT);
2649 }
2650 return 2;
2651 }
2652
2653 if(!(num_read = MultiByteToWideChar(CP_UTF8, 0, readbuf, pos, buf, count))) {
2654 msvcrt_set_errno(GetLastError());
2655 return -1;
2656 }
2657
2658 return num_read*2;
2659 }
2660
2661 if(!ReadFile(hand, readbuf+pos, readbuf_size-pos, &num_read, NULL)) {
2662 if(pos) {
2663 num_read = 0;
2664 }else if(GetLastError() == ERROR_BROKEN_PIPE) {
2665 fdinfo->wxflag |= WX_ATEOF;
2666 if (readbuf != min_buf) MSVCRT_free(readbuf);
2667 return 0;
2668 }else {
2669 msvcrt_set_errno(GetLastError());
2670 if (readbuf != min_buf) MSVCRT_free(readbuf);
2671 return -1;
2672 }
2673 }else if(!pos && !num_read) {
2674 fdinfo->wxflag |= WX_ATEOF;
2675 if (readbuf != min_buf) MSVCRT_free(readbuf);
2676 return 0;
2677 }
2678
2679 pos += num_read;
2680 if(readbuf[0] == '\n')
2681 fdinfo->wxflag |= WX_READNL;
2682 else
2683 fdinfo->wxflag &= ~WX_READNL;
2684
2685 /* Find first byte of last character (may be incomplete) */
2686 for(i=pos-1; i>0 && i>pos-4; i--)
2687 if((readbuf[i]&0xc0) != 0x80)
2688 break;
2689 char_len = get_utf8_char_len(readbuf[i]);
2690 if(char_len+i <= pos)
2691 i += char_len;
2692
2693 if(fdinfo->wxflag & (WX_PIPE | WX_TTY)) {
2694 if(i < pos)
2695 fdinfo->lookahead[0] = readbuf[i];
2696 if(i+1 < pos)
2697 fdinfo->lookahead[1] = readbuf[i+1];
2698 if(i+2 < pos)
2699 fdinfo->lookahead[2] = readbuf[i+2];
2700 }else if(i < pos) {
2701 SetFilePointer(fdinfo->handle, i-pos, NULL, FILE_CURRENT);
2702 }
2703 pos = i;
2704
2705 for(i=0, j=0; i<pos; i++) {
2706 if(readbuf[i] == 0x1a) {
2707 fdinfo->wxflag |= WX_ATEOF;
2708 break;
2709 }
2710
2711 /* strip '\r' if followed by '\n' */
2712 if(readbuf[i] == '\r' && i+1==pos) {
2713 if(fdinfo->lookahead[0] != '\n' || !ReadFile(hand, &lookahead, 1, &num_read, NULL) || !num_read) {
2714 readbuf[j++] = '\r';
2715 }else if(lookahead == '\n' && j==0) {
2716 readbuf[j++] = '\n';
2717 }else {
2718 if(lookahead != '\n')
2719 readbuf[j++] = '\r';
2720
2721 if(fdinfo->wxflag & (WX_PIPE | WX_TTY))
2722 fdinfo->lookahead[0] = lookahead;
2723 else
2724 SetFilePointer(fdinfo->handle, -1, NULL, FILE_CURRENT);
2725 }
2726 }else if(readbuf[i]!='\r' || readbuf[i+1]!='\n') {
2727 readbuf[j++] = readbuf[i];
2728 }
2729 }
2730 pos = j;
2731
2732 if(!(num_read = MultiByteToWideChar(CP_UTF8, 0, readbuf, pos, buf, count))) {
2733 msvcrt_set_errno(GetLastError());
2734 if (readbuf != min_buf) MSVCRT_free(readbuf);
2735 return -1;
2736 }
2737
2738 if (readbuf != min_buf) MSVCRT_free(readbuf);
2739 return num_read*2;
2740 }
2741
2742 /*********************************************************************
2743 * (internal) read_i
2744 *
2745 * When reading \r as last character in text mode, read() positions
2746 * the file pointer on the \r character while getc() goes on to
2747 * the following \n
2748 */
2749 static int read_i(int fd, ioinfo *fdinfo, void *buf, unsigned int count)
2750 {
2751 DWORD num_read, utf16;
2752 char *bufstart = buf;
2753
2754 if (count == 0)
2755 return 0;
2756
2757 if (fdinfo->wxflag & WX_ATEOF) {
2758 TRACE("already at EOF, returning 0\n");
2759 return 0;
2760 }
2761 /* Don't trace small reads, it gets *very* annoying */
2762 if (count > 4)
2763 TRACE(":fd (%d) handle (%p) buf (%p) len (%d)\n", fd, fdinfo->handle, buf, count);
2764 if (fdinfo->handle == INVALID_HANDLE_VALUE)
2765 {
2766 *MSVCRT__errno() = MSVCRT_EBADF;
2767 return -1;
2768 }
2769
2770 utf16 = (fdinfo->exflag & EF_UTF16) != 0;
2771 if (((fdinfo->exflag&EF_UTF8) || utf16) && count&1)
2772 {
2773 *MSVCRT__errno() = MSVCRT_EINVAL;
2774 return -1;
2775 }
2776
2777 if((fdinfo->wxflag&WX_TEXT) && (fdinfo->exflag&EF_UTF8))
2778 return read_utf8(fdinfo, buf, count);
2779
2780 if (fdinfo->lookahead[0]!='\n' || ReadFile(fdinfo->handle, bufstart, count, &num_read, NULL))
2781 {
2782 if (fdinfo->lookahead[0] != '\n')
2783 {
2784 bufstart[0] = fdinfo->lookahead[0];
2785 fdinfo->lookahead[0] = '\n';
2786
2787 if (utf16)
2788 {
2789 bufstart[1] = fdinfo->lookahead[1];
2790 fdinfo->lookahead[1] = '\n';
2791 }
2792
2793 if(count>1+utf16 && ReadFile(fdinfo->handle, bufstart+1+utf16, count-1-utf16, &num_read, NULL))
2794 num_read += 1+utf16;
2795 else
2796 num_read = 1+utf16;
2797 }
2798
2799 if(utf16 && (num_read&1))
2800 {
2801 /* msvcr90 uses uninitialized value from the buffer in this case */
2802 /* msvcrt ignores additional data */
2803 ERR("got odd number of bytes in UTF16 mode\n");
2804 num_read--;
2805 }
2806
2807 if (count != 0 && num_read == 0)
2808 {
2809 fdinfo->wxflag |= WX_ATEOF;
2810 TRACE(":EOF %s\n",debugstr_an(buf,num_read));
2811 }
2812 else if (fdinfo->wxflag & WX_TEXT)
2813 {
2814 DWORD i, j;
2815
2816 if (bufstart[0]=='\n' && (!utf16 || bufstart[1]==0))
2817 fdinfo->wxflag |= WX_READNL;
2818 else
2819 fdinfo->wxflag &= ~WX_READNL;
2820
2821 for (i=0, j=0; i<num_read; i+=1+utf16)
2822 {
2823 /* in text mode, a ctrl-z signals EOF */
2824 if (bufstart[i]==0x1a && (!utf16 || bufstart[i+1]==0))
2825 {
2826 fdinfo->wxflag |= WX_ATEOF;
2827 TRACE(":^Z EOF %s\n",debugstr_an(buf,num_read));
2828 break;
2829 }
2830
2831 /* in text mode, strip \r if followed by \n */
2832 if (bufstart[i]=='\r' && (!utf16 || bufstart[i+1]==0) && i+1+utf16==num_read)
2833 {
2834 char lookahead[2];
2835 DWORD len;
2836
2837 lookahead[1] = '\n';
2838 if (ReadFile(fdinfo->handle, lookahead, 1+utf16, &len, NULL) && len)
2839 {
2840 if(lookahead[0]=='\n' && (!utf16 || lookahead[1]==0) && j==0)
2841 {
2842 bufstart[j++] = '\n';
2843 if(utf16) bufstart[j++] = 0;
2844 }
2845 else
2846 {
2847 if(lookahead[0]!='\n' || (utf16 && lookahead[1]!=0))
2848 {
2849 bufstart[j++] = '\r';
2850 if(utf16) bufstart[j++] = 0;
2851 }
2852
2853 if (fdinfo->wxflag & (WX_PIPE | WX_TTY))
2854 {
2855 if (lookahead[0]=='\n' && (!utf16 || !lookahead[1]))
2856 {
2857 bufstart[j++] = '\n';
2858 if (utf16) bufstart[j++] = 0;
2859 }
2860 else
2861 {
2862 fdinfo->lookahead[0] = lookahead[0];
2863 fdinfo->lookahead[1] = lookahead[1];
2864 }
2865 }
2866 else
2867 SetFilePointer(fdinfo->handle, -1-utf16, NULL, FILE_CURRENT);
2868 }
2869 }
2870 else
2871 {
2872 bufstart[j++] = '\r';
2873 if(utf16) bufstart[j++] = 0;
2874 }
2875 }
2876 else if((bufstart[i]!='\r' || (utf16 && bufstart[i+1]!=0))
2877 || (bufstart[i+1+utf16]!='\n' || (utf16 && bufstart[i+3]!=0)))
2878 {
2879 bufstart[j++] = bufstart[i];
2880 if(utf16) bufstart[j++] = bufstart[i+1];
2881 }
2882 }
2883 num_read = j;
2884 }
2885 }
2886 else
2887 {
2888 if (GetLastError() == ERROR_BROKEN_PIPE)
2889 {
2890 TRACE(":end-of-pipe\n");
2891 fdinfo->wxflag |= WX_ATEOF;
2892 return 0;
2893 }
2894 else
2895 {
2896 TRACE(":failed-last error (%d)\n",GetLastError());
2897 msvcrt_set_errno(GetLastError());
2898 return -1;
2899 }
2900 }
2901
2902 if (count > 4)
2903 TRACE("(%u), %s\n",num_read,debugstr_an(buf, num_read));
2904 return num_read;
2905 }
2906
2907 /*********************************************************************
2908 * _read (MSVCRT.@)
2909 */
2910 int CDECL MSVCRT__read(int fd, void *buf, unsigned int count)
2911 {
2912 ioinfo *info;
2913 int num_read;
2914
2915 if(fd == MSVCRT_NO_CONSOLE_FD) {
2916 *MSVCRT__errno() = MSVCRT_EBADF;
2917 return -1;
2918 }
2919
2920 info = get_ioinfo(fd);
2921 num_read = read_i(fd, info, buf, count);
2922 release_ioinfo(info);
2923 return num_read;
2924 }
2925
2926 /*********************************************************************
2927 * _setmode (MSVCRT.@)
2928 */
2929 int CDECL MSVCRT__setmode(int fd,int mode)
2930 {
2931 ioinfo *info = get_ioinfo(fd);
2932 int ret = info->wxflag & WX_TEXT ? MSVCRT__O_TEXT : MSVCRT__O_BINARY;
2933 if(ret==MSVCRT__O_TEXT && (info->exflag & (EF_UTF8|EF_UTF16)))
2934 ret = MSVCRT__O_WTEXT;
2935
2936 if(mode!=MSVCRT__O_TEXT && mode!=MSVCRT__O_BINARY && mode!=MSVCRT__O_WTEXT
2937 && mode!=MSVCRT__O_U16TEXT && mode!=MSVCRT__O_U8TEXT) {
2938 *MSVCRT__errno() = MSVCRT_EINVAL;
2939 release_ioinfo(info);
2940 return -1;
2941 }
2942
2943 if(info == &MSVCRT___badioinfo) {
2944 *MSVCRT__errno() = MSVCRT_EBADF;
2945 return MSVCRT_EOF;
2946 }
2947
2948 if(mode == MSVCRT__O_BINARY) {
2949 info->wxflag &= ~WX_TEXT;
2950 info->exflag &= ~(EF_UTF8|EF_UTF16);
2951 release_ioinfo(info);
2952 return ret;
2953 }
2954
2955 info->wxflag |= WX_TEXT;
2956 if(mode == MSVCRT__O_TEXT)
2957 info->exflag &= ~(EF_UTF8|EF_UTF16);
2958 else if(mode == MSVCRT__O_U8TEXT)
2959 info->exflag = (info->exflag & ~EF_UTF16) | EF_UTF8;
2960 else
2961 info->exflag = (info->exflag & ~EF_UTF8) | EF_UTF16;
2962
2963 release_ioinfo(info);
2964 return ret;
2965 }
2966
2967 /*********************************************************************
2968 * _stat64 (MSVCRT.@)
2969 */
2970 int CDECL MSVCRT_stat64(const char* path, struct MSVCRT__stat64 * buf)
2971 {
2972 DWORD dw;
2973 WIN32_FILE_ATTRIBUTE_DATA hfi;
2974 unsigned short mode = ALL_S_IREAD;
2975 int plen;
2976
2977 TRACE(":file (%s) buf(%p)\n",path,buf);
2978
2979 plen = strlen(path);
2980 while (plen && path[plen-1]==' ')
2981 plen--;
2982
2983 if (plen==2 && path[1]==':')
2984 {
2985 *MSVCRT__errno() = MSVCRT_ENOENT;
2986 return -1;
2987 }
2988
2989 #if _MSVCR_VER<140
2990 if (plen>=2 && path[plen-2]!=':' && (path[plen-1]=='\\' || path[plen-1]=='/'))
2991 {
2992 *MSVCRT__errno() = MSVCRT_ENOENT;
2993 return -1;
2994 }
2995 #endif
2996
2997 if (!GetFileAttributesExA(path, GetFileExInfoStandard, &hfi))
2998 {
2999 TRACE("failed (%d)\n",GetLastError());
3000 *MSVCRT__errno() = MSVCRT_ENOENT;
3001 return -1;
3002 }
3003
3004 memset(buf,0,sizeof(struct MSVCRT__stat64));
3005
3006 /* FIXME: rdev isn't drive num, despite what the docs say-what is it?
3007 Bon 011120: This FIXME seems incorrect
3008 Also a letter as first char isn't enough to be classified
3009 as a drive letter
3010 */
3011 if (isalpha(*path)&& (*(path+1)==':'))
3012 buf->st_dev = buf->st_rdev = toupper(*path) - 'A'; /* drive num */
3013 else
3014 buf->st_dev = buf->st_rdev = MSVCRT__getdrive() - 1;
3015
3016 /* Dir, or regular file? */
3017 if (hfi.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
3018 mode |= (MSVCRT__S_IFDIR | ALL_S_IEXEC);
3019 else
3020 {
3021 mode |= MSVCRT__S_IFREG;
3022 /* executable? */
3023 if (plen > 6 && path[plen-4] == '.') /* shortest exe: "\x.exe" */
3024 {
3025 unsigned int ext = tolower(path[plen-1]) | (tolower(path[plen-2]) << 8) |
3026 (tolower(path[plen-3]) << 16);
3027 if (ext == EXE || ext == BAT || ext == CMD || ext == COM)
3028 mode |= ALL_S_IEXEC;
3029 }
3030 }
3031
3032 if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY))
3033 mode |= ALL_S_IWRITE;
3034
3035 buf->st_mode = mode;
3036 buf->st_nlink = 1;
3037 buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow;
3038 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw);
3039 buf->st_atime = dw;
3040 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw);
3041 buf->st_mtime = buf->st_ctime = dw;
3042 TRACE("%d %d 0x%08x%08x %d %d %d\n", buf->st_mode,buf->st_nlink,
3043 (int)(buf->st_size >> 32),(int)buf->st_size,
3044 (int)buf->st_atime,(int)buf->st_mtime,(int)buf->st_ctime);
3045 return 0;
3046 }
3047
3048 /*********************************************************************
3049 * _stati64 (MSVCRT.@)
3050 */
3051 int CDECL MSVCRT_stati64(const char* path, struct MSVCRT__stati64 * buf)
3052 {
3053 int ret;
3054 struct MSVCRT__stat64 buf64;
3055
3056 ret = MSVCRT_stat64(path, &buf64);
3057 if (!ret)
3058 msvcrt_stat64_to_stati64(&buf64, buf);
3059 return ret;
3060 }
3061
3062 /*********************************************************************
3063 * _stat (MSVCRT.@)
3064 */
3065 int CDECL MSVCRT_stat(const char* path, struct MSVCRT__stat * buf)
3066 {
3067 int ret;
3068 struct MSVCRT__stat64 buf64;
3069
3070 ret = MSVCRT_stat64( path, &buf64);
3071 if (!ret)
3072 msvcrt_stat64_to_stat(&buf64, buf);
3073 return ret;
3074 }
3075
3076 #if _MSVCR_VER >= 80
3077
3078 /*********************************************************************
3079 * _stat32 (MSVCR80.@)
3080 */
3081 int CDECL MSVCRT__stat32(const char *path, struct MSVCRT__stat32 *buf)
3082 {
3083 int ret;
3084 struct MSVCRT__stat64 buf64;
3085
3086 ret = MSVCRT_stat64(path, &buf64);
3087 if (!ret)
3088 msvcrt_stat64_to_stat32(&buf64, buf);
3089 return ret;
3090 }
3091
3092 /*********************************************************************
3093 * _stat32i64 (MSVCR80.@)
3094 */
3095 int CDECL MSVCRT__stat32i64(const char *path, struct MSVCRT__stat32i64 *buf)
3096 {
3097 int ret;
3098 struct MSVCRT__stat64 buf64;
3099
3100 ret = MSVCRT_stat64(path, &buf64);
3101 if (!ret)
3102 msvcrt_stat64_to_stat32i64(&buf64, buf);
3103 return ret;
3104 }
3105
3106 /*********************************************************************
3107 * _stat64i32 (MSVCR80.@)
3108 */
3109 int CDECL MSVCRT__stat64i32(const char* path, struct MSVCRT__stat64i32 *buf)
3110 {
3111 int ret;
3112 struct MSVCRT__stat64 buf64;
3113
3114 ret = MSVCRT_stat64(path, &buf64);
3115 if (!ret)
3116 msvcrt_stat64_to_stat64i32(&buf64, buf);
3117 return ret;
3118 }
3119
3120 #endif /* _MSVCR_VER >= 80 */
3121
3122 /*********************************************************************
3123 * _wstat64 (MSVCRT.@)
3124 */
3125 int CDECL MSVCRT__wstat64(const MSVCRT_wchar_t* path, struct MSVCRT__stat64 * buf)
3126 {
3127 DWORD dw;
3128 WIN32_FILE_ATTRIBUTE_DATA hfi;
3129 unsigned short mode = ALL_S_IREAD;
3130 int plen;
3131
3132 TRACE(":file (%s) buf(%p)\n",debugstr_w(path),buf);
3133
3134 plen = strlenW(path);
3135 while (plen && path[plen-1]==' ')
3136 plen--;
3137
3138 if (plen==2 && path[1]==':')
3139 {
3140 *MSVCRT__errno() = MSVCRT_ENOENT;
3141 return -1;
3142 }
3143
3144 #if _MSVCR_VER<140
3145 if (plen>=2 && path[plen-2]!=':' && (path[plen-1]=='\\' || path[plen-1]=='/'))
3146 {
3147 *MSVCRT__errno() = MSVCRT_ENOENT;
3148 return -1;
3149 }
3150 #endif
3151
3152 if (!GetFileAttributesExW(path, GetFileExInfoStandard, &hfi))
3153 {
3154 TRACE("failed (%d)\n",GetLastError());
3155 *MSVCRT__errno() = MSVCRT_ENOENT;
3156 return -1;
3157 }
3158
3159 memset(buf,0,sizeof(struct MSVCRT__stat64));
3160
3161 /* FIXME: rdev isn't drive num, despite what the docs says-what is it? */
3162 if (MSVCRT_iswalpha(*path))
3163 buf->st_dev = buf->st_rdev = toupperW(*path - 'A'); /* drive num */
3164 else
3165 buf->st_dev = buf->st_rdev = MSVCRT__getdrive() - 1;
3166
3167 /* Dir, or regular file? */
3168 if (hfi.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
3169 mode |= (MSVCRT__S_IFDIR | ALL_S_IEXEC);
3170 else
3171 {
3172 mode |= MSVCRT__S_IFREG;
3173 /* executable? */
3174 if (plen > 6 && path[plen-4] == '.') /* shortest exe: "\x.exe" */
3175 {
3176 ULONGLONG ext = tolowerW(path[plen-1]) | (tolowerW(path[plen-2]) << 16) |
3177 ((ULONGLONG)tolowerW(path[plen-3]) << 32);
3178 if (ext == WCEXE || ext == WCBAT || ext == WCCMD || ext == WCCOM)
3179 mode |= ALL_S_IEXEC;
3180 }
3181 }
3182
3183 if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY))
3184 mode |= ALL_S_IWRITE;
3185
3186 buf->st_mode = mode;
3187 buf->st_nlink = 1;
3188 buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow;
3189 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw);
3190 buf->st_atime = dw;
3191 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw);
3192 buf->st_mtime = buf->st_ctime = dw;
3193 TRACE("%d %d 0x%08x%08x %d %d %d\n", buf->st_mode,buf->st_nlink,
3194 (int)(buf->st_size >> 32),(int)buf->st_size,
3195 (int)buf->st_atime,(int)buf->st_mtime,(int)buf->st_ctime);
3196 return 0;
3197 }
3198
3199 /*********************************************************************
3200 * _wstati64 (MSVCRT.@)
3201 */
3202 int CDECL MSVCRT__wstati64(const MSVCRT_wchar_t* path, struct MSVCRT__stati64 * buf)
3203 {
3204 int ret;
3205 struct MSVCRT__stat64 buf64;
3206
3207 ret = MSVCRT__wstat64(path, &buf64);
3208 if (!ret)
3209 msvcrt_stat64_to_stati64(&buf64, buf);
3210 return ret;
3211 }
3212
3213 /*********************************************************************
3214 * _wstat (MSVCRT.@)
3215 */
3216 int CDECL MSVCRT__wstat(const MSVCRT_wchar_t* path, struct MSVCRT__stat * buf)
3217 {
3218 int ret;
3219 struct MSVCRT__stat64 buf64;
3220
3221 ret = MSVCRT__wstat64( path, &buf64 );
3222 if (!ret) msvcrt_stat64_to_stat(&buf64, buf);
3223 return ret;
3224 }
3225
3226 #if _MSVCR_VER >= 80
3227
3228 /*********************************************************************
3229 * _wstat32 (MSVCR80.@)
3230 */
3231 int CDECL MSVCRT__wstat32(const MSVCRT_wchar_t *path, struct MSVCRT__stat32 *buf)
3232 {
3233 int ret;
3234 struct MSVCRT__stat64 buf64;
3235
3236 ret = MSVCRT__wstat64(path, &buf64);
3237 if (!ret)
3238 msvcrt_stat64_to_stat32(&buf64, buf);
3239 return ret;
3240 }
3241
3242 /*********************************************************************
3243 * _wstat32i64 (MSVCR80.@)
3244 */
3245 int CDECL MSVCRT__wstat32i64(const MSVCRT_wchar_t *path, struct MSVCRT__stat32i64 *buf)
3246 {
3247 int ret;
3248 struct MSVCRT__stat64 buf64;
3249
3250 ret = MSVCRT__wstat64(path, &buf64);
3251 if (!ret)
3252 msvcrt_stat64_to_stat32i64(&buf64, buf);
3253 return ret;
3254 }
3255
3256 /*********************************************************************
3257 * _wstat64i32 (MSVCR80.@)
3258 */
3259 int CDECL MSVCRT__wstat64i32(const MSVCRT_wchar_t *path, struct MSVCRT__stat64i32 *buf)
3260 {
3261 int ret;
3262 struct MSVCRT__stat64 buf64;
3263
3264 ret = MSVCRT__wstat64(path, &buf64);
3265 if (!ret)
3266 msvcrt_stat64_to_stat64i32(&buf64, buf);
3267 return ret;
3268 }
3269
3270 #endif /* _MSVCR_VER >= 80 */
3271
3272 /*********************************************************************
3273 * _tell (MSVCRT.@)
3274 */
3275 MSVCRT_long CDECL MSVCRT__tell(int fd)
3276 {
3277 return MSVCRT__lseek(fd, 0, MSVCRT_SEEK_CUR);
3278 }
3279
3280 /*********************************************************************
3281 * _telli64 (MSVCRT.@)
3282 */
3283 __int64 CDECL _telli64(int fd)
3284 {
3285 return MSVCRT__lseeki64(fd, 0, MSVCRT_SEEK_CUR);
3286 }
3287
3288 /*********************************************************************
3289 * _tempnam (MSVCRT.@)
3290 */
3291 char * CDECL MSVCRT__tempnam(const char *dir, const char *prefix)
3292 {
3293 char tmpbuf[MAX_PATH];
3294 const char *tmp_dir = MSVCRT_getenv("TMP");
3295
3296 if (tmp_dir) dir = tmp_dir;
3297
3298 TRACE("dir (%s) prefix (%s)\n",dir,prefix);
3299 if (GetTempFileNameA(dir,prefix,0,tmpbuf))
3300 {
3301 TRACE("got name (%s)\n",tmpbuf);
3302 DeleteFileA(tmpbuf);
3303 return MSVCRT__strdup(tmpbuf);
3304 }
3305 TRACE("failed (%d)\n",GetLastError());
3306 return NULL;
3307 }
3308
3309 /*********************************************************************
3310 * _wtempnam (MSVCRT.@)
3311 */
3312 MSVCRT_wchar_t * CDECL MSVCRT__wtempnam(const MSVCRT_wchar_t *dir, const MSVCRT_wchar_t *prefix)
3313 {
3314 static const MSVCRT_wchar_t tmpW[] = {'T','M','P',0};
3315 MSVCRT_wchar_t tmpbuf[MAX_PATH];
3316 const MSVCRT_wchar_t *tmp_dir = MSVCRT__wgetenv(tmpW);
3317
3318 if (tmp_dir) dir = tmp_dir;
3319
3320 TRACE("dir (%s) prefix (%s)\n",debugstr_w(dir),debugstr_w(prefix));
3321 if (GetTempFileNameW(dir,prefix,0,tmpbuf))
3322 {
3323 TRACE("got name (%s)\n",debugstr_w(tmpbuf));
3324 DeleteFileW(tmpbuf);
3325 return MSVCRT__wcsdup(tmpbuf);
3326 }
3327 TRACE("failed (%d)\n",GetLastError());
3328 return NULL;
3329 }
3330
3331 /*********************************************************************
3332 * _umask (MSVCRT.@)
3333 */
3334 int CDECL MSVCRT__umask(int umask)
3335 {
3336 int old_umask = MSVCRT_umask;
3337 TRACE("(%d)\n",umask);
3338 MSVCRT_umask = umask;
3339 return old_umask;
3340 }
3341
3342 /*********************************************************************
3343 * _utime64 (MSVCRT.@)
3344 */
3345 int CDECL _utime64(const char* path, struct MSVCRT___utimbuf64 *t)
3346 {
3347 int fd = MSVCRT__open(path, MSVCRT__O_WRONLY | MSVCRT__O_BINARY);
3348
3349 if (fd > 0)
3350 {
3351 int retVal = _futime64(fd, t);
3352 MSVCRT__close(fd);
3353 return retVal;
3354 }
3355 return -1;
3356 }
3357
3358 /*********************************************************************
3359 * _utime32 (MSVCRT.@)
3360 */
3361 int CDECL _utime32(const char* path, struct MSVCRT___utimbuf32 *t)
3362 {
3363 if (t)
3364 {
3365 struct MSVCRT___utimbuf64 t64;
3366 t64.actime = t->actime;
3367 t64.modtime = t->modtime;
3368 return _utime64( path, &t64 );
3369 }
3370 else
3371 return _utime64( path, NULL );
3372 }
3373
3374 /*********************************************************************
3375 * _utime (MSVCRT.@)
3376 */
3377 #ifdef _WIN64
3378 int CDECL _utime(const char* path, struct MSVCRT___utimbuf64 *t)
3379 {
3380 return _utime64( path, t );
3381 }
3382 #else
3383 int CDECL _utime(const char* path, struct MSVCRT___utimbuf32 *t)
3384 {
3385 return _utime32( path, t );
3386 }
3387 #endif
3388
3389 /*********************************************************************
3390 * _wutime64 (MSVCRT.@)
3391 */
3392 int CDECL _wutime64(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf64 *t)
3393 {
3394 int fd = MSVCRT__wopen(path, MSVCRT__O_WRONLY | MSVCRT__O_BINARY);
3395
3396 if (fd > 0)
3397 {
3398 int retVal = _futime64(fd, t);
3399 MSVCRT__close(fd);
3400 return retVal;
3401 }
3402 return -1;
3403 }
3404
3405 /*********************************************************************
3406 * _wutime32 (MSVCRT.@)
3407 */
3408 int CDECL _wutime32(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf32 *t)
3409 {
3410 if (t)
3411 {
3412 struct MSVCRT___utimbuf64 t64;
3413 t64.actime = t->actime;
3414 t64.modtime = t->modtime;
3415 return _wutime64( path, &t64 );
3416 }
3417 else
3418 return _wutime64( path, NULL );
3419 }
3420
3421 /*********************************************************************
3422 * _wutime (MSVCRT.@)
3423 */
3424 #ifdef _WIN64
3425 int CDECL _wutime(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf64 *t)
3426 {
3427 return _wutime64( path, t );
3428 }
3429 #else
3430 int CDECL _wutime(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf32 *t)
3431 {
3432 return _wutime32( path, t );
3433 }
3434 #endif
3435
3436 /*********************************************************************
3437 * _write (MSVCRT.@)
3438 */
3439 int CDECL MSVCRT__write(int fd, const void* buf, unsigned int count)
3440 {
3441 DWORD num_written;
3442 ioinfo *info = get_ioinfo(fd);
3443 HANDLE hand = info->handle;
3444
3445 /* Don't trace small writes, it gets *very* annoying */
3446 #if 0
3447 if (count > 32)
3448 TRACE(":fd (%d) handle (%d) buf (%p) len (%d)\n",fd,hand,buf,count);
3449 #endif
3450 if (hand == INVALID_HANDLE_VALUE || fd == MSVCRT_NO_CONSOLE_FD)
3451 {
3452 *MSVCRT__errno() = MSVCRT_EBADF;
3453 release_ioinfo(info);
3454 return -1;
3455 }
3456
3457 if (((info->exflag&EF_UTF8) || (info->exflag&EF_UTF16)) && count&1)
3458 {
3459 *MSVCRT__errno() = MSVCRT_EINVAL;
3460 release_ioinfo(info);
3461 return -1;
3462 }
3463
3464 /* If appending, go to EOF */
3465 if (info->wxflag & WX_APPEND)
3466 MSVCRT__lseek(fd, 0, FILE_END);
3467
3468 if (!(info->wxflag & WX_TEXT))
3469 {
3470 if (WriteFile(hand, buf, count, &num_written, NULL)
3471 && (num_written == count))
3472 {
3473 release_ioinfo(info);
3474 return num_written;
3475 }
3476 TRACE("WriteFile (fd %d, hand %p) failed-last error (%d)\n", fd,
3477 hand, GetLastError());
3478 msvcrt_set_errno(GetLastError());
3479 }
3480 else
3481 {
3482 unsigned int i, j, nr_lf, size;
3483 char *p = NULL;
3484 const char *q;
3485 const char *s = buf;
3486
3487 if (!(info->exflag & (EF_UTF8|EF_UTF16)))
3488 {
3489 /* find number of \n */
3490 for (nr_lf=0, i=0; i<count; i++)
3491 if (s[i] == '\n')
3492 nr_lf++;
3493 if (nr_lf)
3494 {
3495 size = count+nr_lf;
3496 if ((q = p = MSVCRT_malloc(size)))
3497 {
3498 for (s = buf, i = 0, j = 0; i < count; i++)
3499 {
3500 if (s[i] == '\n')
3501 p[j++] = '\r';
3502 p[j++] = s[i];
3503 }
3504 }
3505 else
3506 {
3507 FIXME("Malloc failed\n");
3508 nr_lf = 0;
3509 size = count;
3510 q = buf;
3511 }
3512 }
3513 else
3514 {
3515 size = count;
3516 q = buf;
3517 }
3518 }
3519 else if (info->exflag & EF_UTF16)
3520 {
3521 for (nr_lf=0, i=0; i<count; i+=2)
3522 if (s[i]=='\n' && s[i+1]==0)
3523 nr_lf += 2;
3524 if (nr_lf)
3525 {
3526 size = count+nr_lf;
3527 if ((q = p = MSVCRT_malloc(size)))
3528 {
3529 for (s=buf, i=0, j=0; i<count; i++)
3530 {
3531 if (s[i]=='\n' && s[i+1]==0)
3532 {
3533 p[j++] = '\r';
3534 p[j++] = 0;
3535 }
3536 p[j++] = s[i++];
3537 p[j++] = s[i];
3538 }
3539 }
3540 else
3541 {
3542 FIXME("Malloc failed\n");
3543 nr_lf = 0;
3544 size = count;
3545 q = buf;
3546 }
3547 }
3548 else
3549 {
3550 size = count;
3551 q = buf;
3552 }
3553 }
3554 else
3555 {
3556 DWORD conv_len;
3557
3558 for(nr_lf=0, i=0; i<count; i+=2)
3559 if (s[i]=='\n' && s[i+1]==0)
3560 nr_lf++;
3561
3562 conv_len = WideCharToMultiByte(CP_UTF8, 0, (WCHAR*)buf, count/2, NULL, 0, NULL, NULL);
3563 if(!conv_len) {
3564 msvcrt_set_errno(GetLastError());
3565 MSVCRT_free(p);
3566 release_ioinfo(info);
3567 return -1;
3568 }
3569
3570 size = conv_len+nr_lf;
3571 if((p = MSVCRT_malloc(count+nr_lf*2+size)))
3572 {
3573 for (s=buf, i=0, j=0; i<count; i++)
3574 {
3575 if (s[i]=='\n' && s[i+1]==0)
3576 {
3577 p[j++] = '\r';
3578 p[j++] = 0;
3579 }
3580 p[j++] = s[i++];
3581 p[j++] = s[i];
3582 }
3583 q = p+count+nr_lf*2;
3584 WideCharToMultiByte(CP_UTF8, 0, (WCHAR*)p, count/2+nr_lf,
3585 p+count+nr_lf*2, conv_len+nr_lf, NULL, NULL);
3586 }
3587 else
3588 {
3589 FIXME("Malloc failed\n");
3590 nr_lf = 0;
3591 size = count;
3592 q = buf;
3593 }
3594 }
3595
3596 if (!WriteFile(hand, q, size, &num_written, NULL))
3597 num_written = -1;
3598 release_ioinfo(info);
3599 MSVCRT_free(p);
3600 if (num_written != size)
3601 {
3602 TRACE("WriteFile (fd %d, hand %p) failed-last error (%d), num_written %d\n",
3603 fd, hand, GetLastError(), num_written);
3604 msvcrt_set_errno(GetLastError());
3605 return -1;
3606 }
3607 return count;
3608 }
3609
3610 release_ioinfo(info);
3611 return -1;
3612 }
3613
3614 /*********************************************************************
3615 * _putw (MSVCRT.@)
3616 */
3617 int CDECL MSVCRT__putw(int val, MSVCRT_FILE* file)
3618 {
3619 int len;
3620
3621 MSVCRT__lock_file(file);
3622 len = MSVCRT__write(file->_file, &val, sizeof(val));
3623 if (len == sizeof(val)) {
3624 MSVCRT__unlock_file(file);
3625 return val;
3626 }
3627
3628 file->_flag |= MSVCRT__IOERR;
3629 MSVCRT__unlock_file(file);
3630 return MSVCRT_EOF;
3631 }
3632
3633 /*********************************************************************
3634 * fclose (MSVCRT.@)
3635 */
3636 int CDECL MSVCRT_fclose(MSVCRT_FILE* file)
3637 {
3638 int ret;
3639
3640 MSVCRT__lock_file(file);
3641 ret = MSVCRT__fclose_nolock(file);
3642 MSVCRT__unlock_file(file);
3643
3644 return ret;
3645 }
3646
3647 /*********************************************************************
3648 * _fclose_nolock (MSVCRT.@)
3649 */
3650 int CDECL MSVCRT__fclose_nolock(MSVCRT_FILE* file)
3651 {
3652 int r, flag;
3653
3654 if(!(file->_flag & (MSVCRT__IOREAD | MSVCRT__IOWRT | MSVCRT__IORW)))
3655 {
3656 file->_flag = 0;
3657 return MSVCRT_EOF;
3658 }
3659
3660 flag = file->_flag;
3661 MSVCRT_free(file->_tmpfname);
3662 file->_tmpfname = NULL;
3663 /* flush stdio buffers */
3664 if(file->_flag & MSVCRT__IOWRT)
3665 MSVCRT__fflush_nolock(file);
3666 if(file->_flag & MSVCRT__IOMYBUF)
3667 MSVCRT_free(file->_base);
3668
3669 r=MSVCRT__close(file->_file);
3670 file->_flag = 0;
3671
3672 return ((r == -1) || (flag & MSVCRT__IOERR) ? MSVCRT_EOF : 0);
3673 }
3674
3675 /*********************************************************************
3676 * feof (MSVCRT.@)
3677 */
3678 int CDECL MSVCRT_feof(MSVCRT_FILE* file)
3679 {
3680 return file->_flag & MSVCRT__IOEOF;
3681 }
3682
3683 /*********************************************************************
3684 * ferror (MSVCRT.@)
3685 */
3686 int CDECL MSVCRT_ferror(MSVCRT_FILE* file)
3687 {
3688 return file->_flag & MSVCRT__IOERR;
3689 }
3690
3691 /*********************************************************************
3692 * _filbuf (MSVCRT.@)
3693 */
3694 int CDECL MSVCRT__filbuf(MSVCRT_FILE* file)
3695 {
3696 unsigned char c;
3697
3698 if(file->_flag & MSVCRT__IOSTRG)
3699 return MSVCRT_EOF;
3700
3701 /* Allocate buffer if needed */
3702 if(!(file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF)))
3703 msvcrt_alloc_buffer(file);
3704
3705 if(!(file->_flag & MSVCRT__IOREAD)) {
3706 if(file->_flag & MSVCRT__IORW)
3707 file->_flag |= MSVCRT__IOREAD;
3708 else
3709 return MSVCRT_EOF;
3710 }
3711
3712 if(!(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF))) {
3713 int r;
3714 if ((r = MSVCRT__read(file->_file,&c,1)) != 1) {
3715 file->_flag |= (r == 0) ? MSVCRT__IOEOF : MSVCRT__IOERR;
3716 return MSVCRT_EOF;
3717 }
3718
3719 return c;
3720 } else {
3721 file->_cnt = MSVCRT__read(file->_file, file->_base, file->_bufsiz);
3722 if(file->_cnt<=0) {
3723 file->_flag |= (file->_cnt == 0) ? MSVCRT__IOEOF : MSVCRT__IOERR;
3724 file->_cnt = 0;
3725 return MSVCRT_EOF;
3726 }
3727
3728 file->_cnt--;
3729 file->_ptr = file->_base+1;
3730 c = *(unsigned char *)file->_base;
3731 return c;
3732 }
3733 }
3734
3735 /*********************************************************************
3736 * fgetc (MSVCRT.@)
3737 */
3738 int CDECL MSVCRT_fgetc(MSVCRT_FILE* file)
3739 {
3740 int ret;
3741
3742 MSVCRT__lock_file(file);
3743 ret = MSVCRT__fgetc_nolock(file);
3744 MSVCRT__unlock_file(file);
3745
3746 return ret;
3747 }
3748
3749 /*********************************************************************
3750 * _fgetc_nolock (MSVCRT.@)
3751 */
3752 int CDECL MSVCRT__fgetc_nolock(MSVCRT_FILE* file)
3753 {
3754 unsigned char *i;
3755 unsigned int j;
3756
3757 if (file->_cnt>0) {
3758 file->_cnt--;
3759 i = (unsigned char *)file->_ptr++;
3760 j = *i;
3761 } else
3762 j = MSVCRT__filbuf(file);
3763
3764 return j;
3765 }
3766
3767 /*********************************************************************
3768 * _fgetchar (MSVCRT.@)
3769 */
3770 int CDECL MSVCRT__fgetchar(void)
3771 {
3772 return MSVCRT_fgetc(MSVCRT_stdin);
3773 }
3774
3775 /*********************************************************************
3776 * fgets (MSVCRT.@)
3777 */
3778 char * CDECL MSVCRT_fgets(char *s, int size, MSVCRT_FILE* file)
3779 {
3780 int cc = MSVCRT_EOF;
3781 char * buf_start = s;
3782
3783 TRACE(":file(%p) fd (%d) str (%p) len (%d)\n",
3784 file,file->_file,s,size);
3785
3786 MSVCRT__lock_file(file);
3787
3788 while ((size >1) && (cc = MSVCRT__fgetc_nolock(file)) != MSVCRT_EOF && cc != '\n')
3789 {
3790 *s++ = (char)cc;
3791 size --;
3792 }
3793 if ((cc == MSVCRT_EOF) && (s == buf_start)) /* If nothing read, return 0*/
3794 {
3795 TRACE(":nothing read\n");
3796 MSVCRT__unlock_file(file);
3797 return NULL;
3798 }
3799 if ((cc != MSVCRT_EOF) && (size > 1))
3800 *s++ = cc;
3801 *s = '\0';
3802 TRACE(":got %s\n", debugstr_a(buf_start));
3803 MSVCRT__unlock_file(file);
3804 return buf_start;
3805 }
3806
3807 /*********************************************************************
3808 * fgetwc (MSVCRT.@)
3809 */
3810 MSVCRT_wint_t CDECL MSVCRT_fgetwc(MSVCRT_FILE* file)
3811 {
3812 MSVCRT_wint_t ret;
3813
3814 MSVCRT__lock_file(file);
3815 ret = MSVCRT__fgetwc_nolock(file);
3816 MSVCRT__unlock_file(file);
3817
3818 return ret;
3819 }
3820
3821 /*********************************************************************
3822 * _fgetwc_nolock (MSVCRT.@)
3823 */
3824 MSVCRT_wint_t CDECL MSVCRT__fgetwc_nolock(MSVCRT_FILE* file)
3825 {
3826 MSVCRT_wint_t ret;
3827 int ch;
3828
3829 if((get_ioinfo_nolock(file->_file)->exflag & (EF_UTF8 | EF_UTF16))
3830 || !(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT)) {
3831 char *p;
3832
3833 for(p=(char*)&ret; (MSVCRT_wint_t*)p<&ret+1; p++) {
3834 ch = MSVCRT__fgetc_nolock(file);
3835 if(ch == MSVCRT_EOF) {
3836 ret = MSVCRT_WEOF;
3837 break;
3838 }
3839 *p = (char)ch;
3840 }
3841 }else {
3842 char mbs[MSVCRT_MB_LEN_MAX];
3843 int len = 0;
3844
3845 ch = MSVCRT__fgetc_nolock(file);
3846 if(ch != MSVCRT_EOF) {
3847 mbs[0] = (char)ch;
3848 if(MSVCRT_isleadbyte((unsigned char)mbs[0])) {
3849 ch = MSVCRT__fgetc_nolock(file);
3850 if(ch != MSVCRT_EOF) {
3851 mbs[1] = (char)ch;
3852 len = 2;
3853 }
3854 }else {
3855 len = 1;
3856 }
3857 }
3858
3859 if(!len || MSVCRT_mbtowc(&ret, mbs, len)==-1)
3860 ret = MSVCRT_WEOF;
3861 }
3862
3863 return ret;
3864 }
3865
3866 /*********************************************************************
3867 * _getw (MSVCRT.@)
3868 */
3869 int CDECL MSVCRT__getw(MSVCRT_FILE* file)
3870 {
3871 char *ch;
3872 int i, k;
3873 unsigned int j;
3874 ch = (char *)&i;
3875
3876 MSVCRT__lock_file(file);
3877 for (j=0; j<sizeof(int); j++) {
3878 k = MSVCRT__fgetc_nolock(file);
3879 if (k == MSVCRT_EOF) {
3880 file->_flag |= MSVCRT__IOEOF;
3881 MSVCRT__unlock_file(file);
3882 return MSVCRT_EOF;
3883 }
3884 ch[j] = k;
3885 }
3886
3887 MSVCRT__unlock_file(file);
3888 return i;
3889 }
3890
3891 /*********************************************************************
3892 * getwc (MSVCRT.@)
3893 */
3894 MSVCRT_wint_t CDECL MSVCRT_getwc(MSVCRT_FILE* file)
3895 {
3896 return MSVCRT_fgetwc(file);
3897 }
3898
3899 /*********************************************************************
3900 * _fgetwchar (MSVCRT.@)
3901 */
3902 MSVCRT_wint_t CDECL MSVCRT__fgetwchar(void)
3903 {
3904 return MSVCRT_fgetwc(MSVCRT_stdin);
3905 }
3906
3907 /*********************************************************************
3908 * getwchar (MSVCRT.@)
3909 */
3910 MSVCRT_wint_t CDECL MSVCRT_getwchar(void)
3911 {
3912 return MSVCRT__fgetwchar();
3913 }
3914
3915 /*********************************************************************
3916 * fgetws (MSVCRT.@)
3917 */
3918 MSVCRT_wchar_t * CDECL MSVCRT_fgetws(MSVCRT_wchar_t *s, int size, MSVCRT_FILE* file)
3919 {
3920 MSVCRT_wint_t cc = MSVCRT_WEOF;
3921 MSVCRT_wchar_t * buf_start = s;
3922
3923 TRACE(":file(%p) fd (%d) str (%p) len (%d)\n",
3924 file,file->_file,s,size);
3925
3926 MSVCRT__lock_file(file);
3927
3928 while ((size >1) && (cc = MSVCRT__fgetwc_nolock(file)) != MSVCRT_WEOF && cc != '\n')
3929 {
3930 *s++ = cc;
3931 size --;
3932 }
3933 if ((cc == MSVCRT_WEOF) && (s == buf_start)) /* If nothing read, return 0*/
3934 {
3935 TRACE(":nothing read\n");
3936 MSVCRT__unlock_file(file);
3937 return NULL;
3938 }
3939 if ((cc != MSVCRT_WEOF) && (size > 1))
3940 *s++ = cc;
3941 *s = 0;
3942 TRACE(":got %s\n", debugstr_w(buf_start));
3943 MSVCRT__unlock_file(file);
3944 return buf_start;
3945 }
3946
3947 /*********************************************************************
3948 * _flsbuf (MSVCRT.@)
3949 */
3950 int CDECL MSVCRT__flsbuf(int c, MSVCRT_FILE* file)
3951 {
3952 /* Flush output buffer */
3953 if(!(file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF))) {
3954 msvcrt_alloc_buffer(file);
3955 }
3956
3957 if(!(file->_flag & MSVCRT__IOWRT)) {
3958 if(!(file->_flag & MSVCRT__IORW)) {
3959 file->_flag |= MSVCRT__IOERR;
3960 *MSVCRT__errno() = MSVCRT_EBADF;
3961 return MSVCRT_EOF;
3962 }
3963 file->_flag |= MSVCRT__IOWRT;
3964 }
3965 if(file->_flag & MSVCRT__IOREAD) {
3966 if(!(file->_flag & MSVCRT__IOEOF)) {
3967 file->_flag |= MSVCRT__IOERR;
3968 return MSVCRT_EOF;
3969 }
3970 file->_cnt = 0;
3971 file->_ptr = file->_base;
3972 file->_flag &= ~(MSVCRT__IOREAD | MSVCRT__IOEOF);
3973 }
3974
3975 if(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)) {
3976 int res = 0;
3977
3978 if(file->_cnt <= 0) {
3979 res = msvcrt_flush_buffer(file);
3980 if(res)
3981 return res;
3982 file->_flag |= MSVCRT__IOWRT;
3983 file->_cnt=file->_bufsiz;
3984 }
3985 *file->_ptr++ = c;
3986 file->_cnt--;
3987 return c&0xff;
3988 } else {
3989 unsigned char cc=c;
3990 int len;
3991 /* set _cnt to 0 for unbuffered FILEs */
3992 file->_cnt = 0;
3993 len = MSVCRT__write(file->_file, &cc, 1);
3994 if (len == 1)
3995 return c & 0xff;
3996 file->_flag |= MSVCRT__IOERR;
3997 return MSVCRT_EOF;
3998 }
3999 }
4000
4001 /*********************************************************************
4002 * fwrite (MSVCRT.@)
4003 */
4004 MSVCRT_size_t CDECL MSVCRT_fwrite(const void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
4005 {
4006 MSVCRT_size_t ret;
4007
4008 MSVCRT__lock_file(file);
4009 ret = MSVCRT__fwrite_nolock(ptr, size, nmemb, file);
4010 MSVCRT__unlock_file(file);
4011
4012 return ret;
4013 }
4014
4015 /*********************************************************************
4016 * _fwrite_nolock (MSVCRT.@)
4017 */
4018 MSVCRT_size_t CDECL MSVCRT__fwrite_nolock(const void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
4019 {
4020 MSVCRT_size_t wrcnt=size * nmemb;
4021 int written = 0;
4022 if (size == 0)
4023 return 0;
4024
4025 while(wrcnt) {
4026 if(file->_cnt < 0) {
4027 WARN("negative file->_cnt value in %p\n", file);
4028 file->_flag |= MSVCRT__IOERR;
4029 break;
4030 } else if(file->_cnt) {
4031 int pcnt=(file->_cnt>wrcnt)? wrcnt: file->_cnt;
4032 memcpy(file->_ptr, ptr, pcnt);
4033 file->_cnt -= pcnt;
4034 file->_ptr += pcnt;
4035 written += pcnt;
4036 wrcnt -= pcnt;
4037 ptr = (const char*)ptr + pcnt;
4038 } else if((file->_flag & MSVCRT__IONBF)
4039 || ((file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)) && wrcnt >= file->_bufsiz)
4040 || (!(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)) && wrcnt >= MSVCRT_INTERNAL_BUFSIZ)) {
4041 MSVCRT_size_t pcnt;
4042 int bufsiz;
4043
4044 if(file->_flag & MSVCRT__IONBF)
4045 bufsiz = 1;
4046 else if(!(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)))
4047 bufsiz = MSVCRT_INTERNAL_BUFSIZ;
4048 else
4049 bufsiz = file->_bufsiz;
4050
4051 pcnt = (wrcnt / bufsiz) * bufsiz;
4052
4053 if(msvcrt_flush_buffer(file) == MSVCRT_EOF)
4054 break;
4055
4056 if(MSVCRT__write(file->_file, ptr, pcnt) <= 0) {
4057 file->_flag |= MSVCRT__IOERR;
4058 break;
4059 }
4060 written += pcnt;
4061 wrcnt -= pcnt;
4062 ptr = (const char*)ptr + pcnt;
4063 } else {
4064 if(MSVCRT__flsbuf(*(const char*)ptr, file) == MSVCRT_EOF)
4065 break;
4066 written++;
4067 wrcnt--;
4068 ptr = (const char*)ptr + 1;
4069 }
4070 }
4071
4072 return written / size;
4073 }
4074
4075 /*********************************************************************
4076 * fputwc (MSVCRT.@)
4077 */
4078 MSVCRT_wint_t CDECL MSVCRT_fputwc(MSVCRT_wint_t wc, MSVCRT_FILE* file)
4079 {
4080 MSVCRT_wint_t ret;
4081
4082 MSVCRT__lock_file(file);
4083 ret = MSVCRT__fputwc_nolock(wc, file);
4084 MSVCRT__unlock_file(file);
4085
4086 return ret;
4087 }
4088
4089 /*********************************************************************
4090 * _fputwc_nolock (MSVCRT.@)
4091 */
4092 MSVCRT_wint_t CDECL MSVCRT__fputwc_nolock(MSVCRT_wint_t wc, MSVCRT_FILE* file)
4093 {
4094 MSVCRT_wchar_t mwc=wc;
4095 ioinfo *fdinfo;
4096 MSVCRT_wint_t ret;
4097
4098 fdinfo = get_ioinfo_nolock(file->_file);
4099
4100 if((fdinfo->wxflag&WX_TEXT) && !(fdinfo->exflag&(EF_UTF8|EF_UTF16))) {
4101 char buf[MSVCRT_MB_LEN_MAX];
4102 int char_len;
4103
4104 char_len = MSVCRT_wctomb(buf, mwc);
4105 if(char_len!=-1 && MSVCRT__fwrite_nolock(buf, char_len, 1, file)==1)
4106 ret = wc;
4107 else
4108 ret = MSVCRT_WEOF;
4109 }else if(MSVCRT__fwrite_nolock(&mwc, sizeof(mwc), 1, file) == 1) {
4110 ret = wc;
4111 }else {
4112 ret = MSVCRT_WEOF;
4113 }
4114
4115 return ret;
4116 }
4117
4118 /*********************************************************************
4119 * _fputwchar (MSVCRT.@)
4120 */
4121 MSVCRT_wint_t CDECL MSVCRT__fputwchar(MSVCRT_wint_t wc)
4122 {
4123 return MSVCRT_fputwc(wc, MSVCRT_stdout);
4124 }
4125
4126 /*********************************************************************
4127 * _wfsopen (MSVCRT.@)
4128 */
4129 MSVCRT_FILE * CDECL MSVCRT__wfsopen(const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode, int share)
4130 {
4131 MSVCRT_FILE* file;
4132 int open_flags, stream_flags, fd;
4133
4134 TRACE("(%s,%s)\n", debugstr_w(path), debugstr_w(mode));
4135
4136 /* map mode string to open() flags. "man fopen" for possibilities. */
4137 if (msvcrt_get_flags(mode, &open_flags, &stream_flags) == -1)
4138 return NULL;
4139
4140 LOCK_FILES();
4141 fd = MSVCRT__wsopen(path, open_flags, share, MSVCRT__S_IREAD | MSVCRT__S_IWRITE);
4142 if (fd < 0)
4143 file = NULL;
4144 else if ((file = msvcrt_alloc_fp()) && msvcrt_init_fp(file, fd, stream_flags)
4145 != -1)
4146 TRACE(":fd (%d) mode (%s) FILE* (%p)\n", fd, debugstr_w(mode), file);
4147 else if (file)
4148 {
4149 file->_flag = 0;
4150 file = NULL;
4151 }
4152
4153 TRACE(":got (%p)\n",file);
4154 if (fd >= 0 && !file)
4155 MSVCRT__close(fd);
4156 UNLOCK_FILES();
4157 return file;
4158 }
4159
4160 /*********************************************************************
4161 * _fsopen (MSVCRT.@)
4162 */
4163 MSVCRT_FILE * CDECL MSVCRT__fsopen(const char *path, const char *mode, int share)
4164 {
4165 MSVCRT_FILE *ret;
4166 MSVCRT_wchar_t *pathW = NULL, *modeW = NULL;
4167
4168 if (path && !(pathW = msvcrt_wstrdupa(path))) {
4169 MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
4170 *MSVCRT__errno() = MSVCRT_EINVAL;
4171 return NULL;
4172 }
4173 if (mode && !(modeW = msvcrt_wstrdupa(mode)))
4174 {
4175 MSVCRT_free(pathW);
4176 MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
4177 *MSVCRT__errno() = MSVCRT_EINVAL;
4178 return NULL;
4179 }
4180
4181 ret = MSVCRT__wfsopen(pathW, modeW, share);
4182
4183 MSVCRT_free(pathW);
4184 MSVCRT_free(modeW);
4185 return ret;
4186 }
4187
4188 /*********************************************************************
4189 * fopen (MSVCRT.@)
4190 */
4191 MSVCRT_FILE * CDECL MSVCRT_fopen(const char *path, const char *mode)
4192 {
4193 return MSVCRT__fsopen( path, mode, MSVCRT__SH_DENYNO );
4194 }
4195
4196 /*********************************************************************
4197 * fopen_s (MSVCRT.@)
4198 */
4199 int CDECL MSVCRT_fopen_s(MSVCRT_FILE** pFile,
4200 const char *filename, const char *mode)
4201 {
4202 if (!MSVCRT_CHECK_PMT(pFile != NULL)) return MSVCRT_EINVAL;
4203 if (!MSVCRT_CHECK_PMT(filename != NULL)) return MSVCRT_EINVAL;
4204 if (!MSVCRT_CHECK_PMT(mode != NULL)) return MSVCRT_EINVAL;
4205
4206 *pFile = MSVCRT_fopen(filename, mode);
4207
4208 if(!*pFile)
4209 return *MSVCRT__errno();
4210 return 0;
4211 }
4212
4213 /*********************************************************************
4214 * _wfopen (MSVCRT.@)
4215 */
4216 MSVCRT_FILE * CDECL MSVCRT__wfopen(const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode)
4217 {
4218 return MSVCRT__wfsopen( path, mode, MSVCRT__SH_DENYNO );
4219 }
4220
4221 /*********************************************************************
4222 * _wfopen_s (MSVCRT.@)
4223 */
4224 int CDECL MSVCRT__wfopen_s(MSVCRT_FILE** pFile, const MSVCRT_wchar_t *filename,
4225 const MSVCRT_wchar_t *mode)
4226 {
4227 if (!MSVCRT_CHECK_PMT(pFile != NULL)) return MSVCRT_EINVAL;
4228 if (!MSVCRT_CHECK_PMT(filename != NULL)) return MSVCRT_EINVAL;
4229 if (!MSVCRT_CHECK_PMT(mode != NULL)) return MSVCRT_EINVAL;
4230
4231 *pFile = MSVCRT__wfopen(filename, mode);
4232
4233 if(!*pFile)
4234 return *MSVCRT__errno();
4235 return 0;
4236 }
4237
4238 /*********************************************************************
4239 * fputc (MSVCRT.@)
4240 */
4241 int CDECL MSVCRT_fputc(int c, MSVCRT_FILE* file)
4242 {
4243 int ret;
4244
4245 MSVCRT__lock_file(file);
4246 ret = MSVCRT__fputc_nolock(c, file);
4247 MSVCRT__unlock_file(file);
4248
4249 return ret;
4250 }
4251
4252 /*********************************************************************
4253 * _fputc_nolock (MSVCRT.@)
4254 */
4255 int CDECL MSVCRT__fputc_nolock(int c, MSVCRT_FILE* file)
4256 {
4257 int res;
4258
4259 if(file->_cnt>0) {
4260 *file->_ptr++=c;
4261 file->_cnt--;
4262 if (c == '\n')
4263 {
4264 res = msvcrt_flush_buffer(file);
4265 return res ? res : c;
4266 }
4267 else {
4268 return c & 0xff;
4269 }
4270 } else {
4271 res = MSVCRT__flsbuf(c, file);
4272 return res;
4273 }
4274 }
4275
4276 /*********************************************************************
4277 * _fputchar (MSVCRT.@)
4278 */
4279 int CDECL MSVCRT__fputchar(int c)
4280 {
4281 return MSVCRT_fputc(c, MSVCRT_stdout);
4282 }
4283
4284 /*********************************************************************
4285 * fread (MSVCRT.@)
4286 */
4287 MSVCRT_size_t CDECL MSVCRT_fread(void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
4288 {
4289 MSVCRT_size_t ret;
4290
4291 MSVCRT__lock_file(file);
4292 ret = MSVCRT__fread_nolock(ptr, size, nmemb, file);
4293 MSVCRT__unlock_file(file);
4294
4295 return ret;
4296 }
4297
4298 /*********************************************************************
4299 * _fread_nolock (MSVCRT.@)
4300 */
4301 MSVCRT_size_t CDECL MSVCRT__fread_nolock(void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
4302 {
4303 MSVCRT_size_t rcnt=size * nmemb;
4304 MSVCRT_size_t read=0;
4305 MSVCRT_size_t pread=0;
4306
4307 if(!rcnt)
4308 return 0;
4309
4310 /* first buffered data */
4311 if(file->_cnt>0) {
4312 int pcnt= (rcnt>file->_cnt)? file->_cnt:rcnt;
4313 memcpy(ptr, file->_ptr, pcnt);
4314 file->_cnt -= pcnt;
4315 file->_ptr += pcnt;
4316 read += pcnt ;
4317 rcnt -= pcnt ;
4318 ptr = (char*)ptr + pcnt;
4319 } else if(!(file->_flag & MSVCRT__IOREAD )) {
4320 if(file->_flag & MSVCRT__IORW) {
4321 file->_flag |= MSVCRT__IOREAD;
4322 } else {
4323 return 0;
4324 }
4325 }
4326
4327 if(rcnt>0 && !(file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF)))
4328 msvcrt_alloc_buffer(file);
4329
4330 while(rcnt>0)
4331 {
4332 int i;
4333 if (!file->_cnt && rcnt<file->_bufsiz && (file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF))) {
4334 i = MSVCRT__read(file->_file, file->_base, file->_bufsiz);
4335 file->_ptr = file->_base;
4336 if (i != -1) {
4337 file->_cnt = i;
4338 if (i > rcnt) i = rcnt;
4339 }
4340 /* If the buffer fill reaches eof but fread wouldn't, clear eof. */
4341 if (i > 0 && i < file->_cnt) {
4342 get_ioinfo_nolock(file->_file)->wxflag &= ~WX_ATEOF;
4343 file->_flag &= ~MSVCRT__IOEOF;
4344 }
4345 if (i > 0) {
4346 memcpy(ptr, file->_ptr, i);
4347 file->_cnt -= i;
4348 file->_ptr += i;
4349 }
4350 } else if (rcnt > INT_MAX) {
4351 i = MSVCRT__read(file->_file, ptr, INT_MAX);
4352 } else if (rcnt < (file->_bufsiz ? file->_bufsiz : MSVCRT_INTERNAL_BUFSIZ)) {
4353 i = MSVCRT__read(file->_file, ptr, rcnt);
4354 } else {
4355 i = MSVCRT__read(file->_file, ptr, rcnt - rcnt % (file->_bufsiz ? file->_bufsiz : MSVCRT_INTERNAL_BUFSIZ));
4356 }
4357 pread += i;
4358 rcnt -= i;
4359 ptr = (char *)ptr+i;
4360 /* expose feof condition in the flags
4361 * MFC tests file->_flag for feof, and doesn't call feof())
4362 */
4363 if (get_ioinfo_nolock(file->_file)->wxflag & WX_ATEOF)
4364 file->_flag |= MSVCRT__IOEOF;
4365 else if (i == -1)
4366 {
4367 file->_flag |= MSVCRT__IOERR;
4368 pread = 0;
4369 rcnt = 0;
4370 }
4371 if (i < 1) break;
4372 }
4373 read+=pread;
4374 return read / size;
4375 }
4376
4377 #if _MSVCR_VER >= 80
4378
4379 /*********************************************************************
4380 * fread_s (MSVCR80.@)
4381 */
4382 MSVCRT_size_t CDECL MSVCRT_fread_s(void *buf, MSVCRT_size_t buf_size, MSVCRT_size_t elem_size,
4383 MSVCRT_size_t count, MSVCRT_FILE *stream)
4384 {
4385 MSVCRT_size_t ret;
4386
4387 if(!MSVCRT_CHECK_PMT(stream != NULL)) {
4388 if(buf && buf_size)
4389 memset(buf, 0, buf_size);
4390 return 0;
4391 }
4392 if(!elem_size || !count) return 0;
4393
4394 MSVCRT__lock_file(stream);
4395 ret = MSVCRT__fread_nolock_s(buf, buf_size, elem_size, count, stream);
4396 MSVCRT__unlock_file(stream);
4397
4398 return ret;
4399 }
4400
4401 /*********************************************************************
4402 * _fread_nolock_s (MSVCR80.@)
4403 */
4404 MSVCRT_size_t CDECL MSVCRT__fread_nolock_s(void *buf, MSVCRT_size_t buf_size, MSVCRT_size_t elem_size,
4405 MSVCRT_size_t count, MSVCRT_FILE *stream)
4406 {
4407 size_t bytes_left, buf_pos;
4408
4409 TRACE("(%p %lu %lu %lu %p)\n", buf, buf_size, elem_size, count, stream);
4410
4411 if(!MSVCRT_CHECK_PMT(stream != NULL)) {
4412 if(buf && buf_size)
4413 memset(buf, 0, buf_size);
4414 return 0;
4415 }
4416 if(!elem_size || !count) return 0;
4417 if(!MSVCRT_CHECK_PMT(buf != NULL)) return 0;
4418 if(!MSVCRT_CHECK_PMT(MSVCRT_SIZE_MAX/count >= elem_size)) return 0;
4419
4420 bytes_left = elem_size*count;
4421 buf_pos = 0;
4422 while(bytes_left) {
4423 if(stream->_cnt > 0) {
4424 size_t size = bytes_left<stream->_cnt ? bytes_left : stream->_cnt;
4425
4426 if(!MSVCRT_CHECK_PMT_ERR(size <= buf_size-buf_pos, MSVCRT_ERANGE)) {
4427 memset(buf, 0, buf_size);
4428 return 0;
4429 }
4430
4431 MSVCRT__fread_nolock((char*)buf+buf_pos, 1, size, stream);
4432 buf_pos += size;
4433 bytes_left -= size;
4434 }else {
4435 int c = MSVCRT__filbuf(stream);
4436
4437 if(c == MSVCRT_EOF)
4438 break;
4439
4440 if(!MSVCRT_CHECK_PMT_ERR(buf_size != buf_pos, MSVCRT_ERANGE)) {
4441 memset(buf, 0, buf_size);
4442 return 0;
4443 }
4444
4445 ((char*)buf)[buf_pos++] = c;
4446 bytes_left--;
4447 }
4448 }
4449
4450 return buf_pos/elem_size;
4451 }
4452
4453 #endif /* _MSVCR_VER >= 80 */
4454
4455 /*********************************************************************
4456 * _wfreopen (MSVCRT.@)
4457 *
4458 */
4459 MSVCRT_FILE* CDECL MSVCRT__wfreopen(const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode, MSVCRT_FILE* file)
4460 {
4461 int open_flags, stream_flags, fd;
4462
4463 TRACE(":path (%s) mode (%s) file (%p) fd (%d)\n", debugstr_w(path), debugstr_w(mode), file, file ? file->_file : -1);
4464
4465 LOCK_FILES();
4466 if (!file || ((fd = file->_file) < 0))
4467 file = NULL;
4468 else
4469 {
4470 MSVCRT_fclose(file);
4471 if (msvcrt_get_flags(mode, &open_flags, &stream_flags) == -1)
4472 file = NULL;
4473 else if((fd = MSVCRT__wopen(path, open_flags, MSVCRT__S_IREAD | MSVCRT__S_IWRITE)) < 0)
4474 file = NULL;
4475 else if(msvcrt_init_fp(file, fd, stream_flags) == -1)
4476 {
4477 file->_flag = 0;
4478 file = NULL;
4479 }
4480 }
4481 UNLOCK_FILES();
4482 return file;
4483 }
4484
4485 /*********************************************************************
4486 * _wfreopen_s (MSVCRT.@)
4487 */
4488 int CDECL MSVCRT__wfreopen_s(MSVCRT_FILE** pFile,
4489 const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode, MSVCRT_FILE* file)
4490 {
4491 if (!MSVCRT_CHECK_PMT(pFile != NULL)) return MSVCRT_EINVAL;
4492 if (!MSVCRT_CHECK_PMT(path != NULL)) return MSVCRT_EINVAL;
4493 if (!MSVCRT_CHECK_PMT(mode != NULL)) return MSVCRT_EINVAL;
4494 if (!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EINVAL;
4495
4496 *pFile = MSVCRT__wfreopen(path, mode, file);
4497
4498 if(!*pFile)
4499 return *MSVCRT__errno();
4500 return 0;
4501 }
4502
4503 /*********************************************************************
4504 * freopen (MSVCRT.@)
4505 *
4506 */
4507 MSVCRT_FILE* CDECL MSVCRT_freopen(const char *path, const char *mode, MSVCRT_FILE* file)
4508 {
4509 MSVCRT_FILE *ret;
4510 MSVCRT_wchar_t *pathW = NULL, *modeW = NULL;
4511
4512 if (path && !(pathW = msvcrt_wstrdupa(path))) return NULL;
4513 if (mode && !(modeW = msvcrt_wstrdupa(mode)))
4514 {
4515 MSVCRT_free(pathW);
4516 return NULL;
4517 }
4518
4519 ret = MSVCRT__wfreopen(pathW, modeW, file);
4520
4521 MSVCRT_free(pathW);
4522 MSVCRT_free(modeW);
4523 return ret;
4524 }
4525
4526 /*********************************************************************
4527 * freopen_s (MSVCRT.@)
4528 */
4529 int CDECL MSVCRT_freopen_s(MSVCRT_FILE** pFile,
4530 const char *path, const char *mode, MSVCRT_FILE* file)
4531 {
4532 if (!MSVCRT_CHECK_PMT(pFile != NULL)) return MSVCRT_EINVAL;
4533 if (!MSVCRT_CHECK_PMT(path != NULL)) return MSVCRT_EINVAL;
4534 if (!MSVCRT_CHECK_PMT(mode != NULL)) return MSVCRT_EINVAL;
4535 if (!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EINVAL;
4536
4537 *pFile = MSVCRT_freopen(path, mode, file);
4538
4539 if(!*pFile)
4540 return *MSVCRT__errno();
4541 return 0;
4542 }
4543
4544 /*********************************************************************
4545 * fsetpos (MSVCRT.@)
4546 */
4547 int CDECL MSVCRT_fsetpos(MSVCRT_FILE* file, MSVCRT_fpos_t *pos)
4548 {
4549 int ret;
4550
4551 MSVCRT__lock_file(file);
4552 msvcrt_flush_buffer(file);
4553
4554 /* Reset direction of i/o */
4555 if(file->_flag & MSVCRT__IORW) {
4556 file->_flag &= ~(MSVCRT__IOREAD|MSVCRT__IOWRT);
4557 }
4558
4559 ret = (MSVCRT__lseeki64(file->_file,*pos,MSVCRT_SEEK_SET) == -1) ? -1 : 0;
4560 MSVCRT__unlock_file(file);
4561 return ret;
4562 }
4563
4564 /*********************************************************************
4565 * _ftelli64 (MSVCRT.@)
4566 */
4567 __int64 CDECL MSVCRT__ftelli64(MSVCRT_FILE* file)
4568 {
4569 __int64 ret;
4570
4571 MSVCRT__lock_file(file);
4572 ret = MSVCRT__ftelli64_nolock(file);
4573 MSVCRT__unlock_file(file);
4574
4575 return ret;
4576 }
4577
4578 /*********************************************************************
4579 * _ftelli64_nolock (MSVCRT.@)
4580 */
4581 __int64 CDECL MSVCRT__ftelli64_nolock(MSVCRT_FILE* file)
4582 {
4583 __int64 pos;
4584
4585 pos = _telli64(file->_file);
4586 if(pos == -1)
4587 return -1;
4588 if(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)) {
4589 if(file->_flag & MSVCRT__IOWRT) {
4590 pos += file->_ptr - file->_base;
4591
4592 if(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT) {
4593 char *p;
4594
4595 for(p=file->_base; p<file->_ptr; p++)
4596 if(*p == '\n')
4597 pos++;
4598 }
4599 } else if(!file->_cnt) { /* nothing to do */
4600 } else if(MSVCRT__lseeki64(file->_file, 0, MSVCRT_SEEK_END)==pos) {
4601 int i;
4602
4603 pos -= file->_cnt;
4604 if(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT) {
4605 for(i=0; i<file->_cnt; i++)
4606 if(file->_ptr[i] == '\n')
4607 pos--;
4608 }
4609 } else {
4610 char *p;
4611
4612 if(MSVCRT__lseeki64(file->_file, pos, MSVCRT_SEEK_SET) != pos)
4613 return -1;
4614
4615 pos -= file->_bufsiz;
4616 pos += file->_ptr - file->_base;
4617
4618 if(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT) {
4619 if(get_ioinfo_nolock(file->_file)->wxflag & WX_READNL)
4620 pos--;
4621
4622 for(p=file->_base; p<file->_ptr; p++)
4623 if(*p == '\n')
4624 pos++;
4625 }
4626 }
4627 }
4628
4629 return pos;
4630 }
4631
4632 /*********************************************************************
4633 * ftell (MSVCRT.@)
4634 */
4635 LONG CDECL MSVCRT_ftell(MSVCRT_FILE* file)
4636 {
4637 return MSVCRT__ftelli64(file);
4638 }
4639
4640 #if _MSVCR_VER >= 80
4641 /*********************************************************************
4642 * _ftell_nolock (MSVCR80.@)
4643 */
4644 LONG CDECL MSVCRT__ftell_nolock(MSVCRT_FILE* file)
4645 {
4646 return MSVCRT__ftelli64_nolock(file);
4647 }
4648 #endif
4649
4650 /*********************************************************************
4651 * fgetpos (MSVCRT.@)
4652 */
4653 int CDECL MSVCRT_fgetpos(MSVCRT_FILE* file, MSVCRT_fpos_t *pos)
4654 {
4655 *pos = MSVCRT__ftelli64(file);
4656 if(*pos == -1)
4657 return -1;
4658 return 0;
4659 }
4660
4661 /*********************************************************************
4662 * fputs (MSVCRT.@)
4663 */
4664 int CDECL MSVCRT_fputs(const char *s, MSVCRT_FILE* file)
4665 {
4666 MSVCRT_size_t len = strlen(s);
4667 int ret;
4668
4669 MSVCRT__lock_file(file);
4670 ret = MSVCRT__fwrite_nolock(s, sizeof(*s), len, file) == len ? 0 : MSVCRT_EOF;
4671 MSVCRT__unlock_file(file);
4672 return ret;
4673 }
4674
4675 /*********************************************************************
4676 * fputws (MSVCRT.@)
4677 */
4678 int CDECL MSVCRT_fputws(const MSVCRT_wchar_t *s, MSVCRT_FILE* file)
4679 {
4680 MSVCRT_size_t i, len = strlenW(s);
4681 BOOL tmp_buf;
4682 int ret;
4683
4684 MSVCRT__lock_file(file);
4685 if (!(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT)) {
4686 ret = MSVCRT__fwrite_nolock(s,sizeof(*s),len,file) == len ? 0 : MSVCRT_EOF;
4687 MSVCRT__unlock_file(file);
4688 return ret;
4689 }
4690
4691 tmp_buf = add_std_buffer(file);
4692 for (i=0; i<len; i++) {
4693 if(MSVCRT__fputwc_nolock(s[i], file) == MSVCRT_WEOF) {
4694 if(tmp_buf) remove_std_buffer(file);
4695 MSVCRT__unlock_file(file);
4696 return MSVCRT_WEOF;
4697 }
4698 }
4699
4700 if(tmp_buf) remove_std_buffer(file);
4701 MSVCRT__unlock_file(file);
4702 return 0;
4703 }
4704
4705 /*********************************************************************
4706 * getchar (MSVCRT.@)
4707 */
4708 int CDECL MSVCRT_getchar(void)
4709 {
4710 return MSVCRT_fgetc(MSVCRT_stdin);
4711 }
4712
4713 /*********************************************************************
4714 * getc (MSVCRT.@)
4715 */
4716 int CDECL MSVCRT_getc(MSVCRT_FILE* file)
4717 {
4718 return MSVCRT_fgetc(file);
4719 }
4720
4721 /*********************************************************************
4722 * gets_s (MSVCR80.@)
4723 */
4724 char * CDECL MSVCRT_gets_s(char *buf, MSVCRT_size_t len)
4725 {
4726 char *buf_start = buf;
4727 int cc;
4728
4729 if (!MSVCRT_CHECK_PMT(buf != NULL)) return NULL;
4730 if (!MSVCRT_CHECK_PMT(len != 0)) return NULL;
4731
4732 MSVCRT__lock_file(MSVCRT_stdin);
4733 for(cc = MSVCRT__fgetc_nolock(MSVCRT_stdin);
4734 len != 0 && cc != MSVCRT_EOF && cc != '\n';
4735 cc = MSVCRT__fgetc_nolock(MSVCRT_stdin))
4736 {
4737 if (cc != '\r')
4738 {
4739 *buf++ = (char)cc;
4740 len--;
4741 }
4742 }
4743 MSVCRT__unlock_file(MSVCRT_stdin);
4744
4745 if (!len)
4746 {
4747 *buf_start = 0;
4748 MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
4749 return NULL;
4750 }
4751
4752 if ((cc == MSVCRT_EOF) && (buf_start == buf))
4753 {
4754 TRACE(":nothing read\n");
4755 return NULL;
4756 }
4757 *buf = '\0';
4758
4759 TRACE("got '%s'\n", buf_start);
4760 return buf_start;
4761 }
4762
4763 /*********************************************************************
4764 * gets (MSVCRT.@)
4765 */
4766 char * CDECL MSVCRT_gets(char *buf)
4767 {
4768 return MSVCRT_gets_s(buf, -1);
4769 }
4770
4771 /*********************************************************************
4772 * _getws (MSVCRT.@)
4773 */
4774 MSVCRT_wchar_t* CDECL MSVCRT__getws(MSVCRT_wchar_t* buf)
4775 {
4776 MSVCRT_wint_t cc;
4777 MSVCRT_wchar_t* ws = buf;
4778
4779 MSVCRT__lock_file(MSVCRT_stdin);
4780 for (cc = MSVCRT__fgetwc_nolock(MSVCRT_stdin); cc != MSVCRT_WEOF && cc != '\n';
4781 cc = MSVCRT__fgetwc_nolock(MSVCRT_stdin))
4782 {
4783 if (cc != '\r')
4784 *buf++ = (MSVCRT_wchar_t)cc;
4785 }
4786 MSVCRT__unlock_file(MSVCRT_stdin);
4787
4788 if ((cc == MSVCRT_WEOF) && (ws == buf))
4789 {
4790 TRACE(":nothing read\n");
4791 return NULL;
4792 }
4793 *buf = '\0';
4794
4795 TRACE("got %s\n", debugstr_w(ws));
4796 return ws;
4797 }
4798
4799 /*********************************************************************
4800 * putc (MSVCRT.@)
4801 */
4802 int CDECL MSVCRT_putc(int c, MSVCRT_FILE* file)
4803 {
4804 return MSVCRT_fputc(c, file);
4805 }
4806
4807 /*********************************************************************
4808 * putchar (MSVCRT.@)
4809 */
4810 int CDECL MSVCRT_putchar(int c)
4811 {
4812 return MSVCRT_fputc(c, MSVCRT_stdout);
4813 }
4814
4815 /*********************************************************************
4816 * puts (MSVCRT.@)
4817 */
4818 int CDECL MSVCRT_puts(const char *s)
4819 {
4820 MSVCRT_size_t len = strlen(s);
4821 int ret;
4822
4823 MSVCRT__lock_file(MSVCRT_stdout);
4824 if(MSVCRT__fwrite_nolock(s, sizeof(*s), len, MSVCRT_stdout) != len) {
4825 MSVCRT__unlock_file(MSVCRT_stdout);
4826 return MSVCRT_EOF;
4827 }
4828
4829 ret = MSVCRT__fwrite_nolock("\n",1,1,MSVCRT_stdout) == 1 ? 0 : MSVCRT_EOF;
4830 MSVCRT__unlock_file(MSVCRT_stdout);
4831 return ret;
4832 }
4833
4834 /*********************************************************************
4835 * _putws (MSVCRT.@)
4836 */
4837 int CDECL MSVCRT__putws(const MSVCRT_wchar_t *s)
4838 {
4839 static const MSVCRT_wchar_t nl = '\n';
4840 MSVCRT_size_t len = strlenW(s);
4841 int ret;
4842
4843 MSVCRT__lock_file(MSVCRT_stdout);
4844 if(MSVCRT__fwrite_nolock(s, sizeof(*s), len, MSVCRT_stdout) != len) {
4845 MSVCRT__unlock_file(MSVCRT_stdout);
4846 return MSVCRT_EOF;
4847 }
4848
4849 ret = MSVCRT__fwrite_nolock(&nl,sizeof(nl),1,MSVCRT_stdout) == 1 ? 0 : MSVCRT_EOF;
4850 MSVCRT__unlock_file(MSVCRT_stdout);
4851 return ret;
4852 }
4853
4854 /*********************************************************************
4855 * remove (MSVCRT.@)
4856 */
4857 int CDECL MSVCRT_remove(const char *path)
4858 {
4859 TRACE("(%s)\n",path);
4860 if (DeleteFileA(path))
4861 return 0;
4862 TRACE(":failed (%d)\n",GetLastError());
4863 msvcrt_set_errno(GetLastError());
4864 return -1;
4865 }
4866
4867 /*********************************************************************
4868 * _wremove (MSVCRT.@)
4869 */
4870 int CDECL MSVCRT__wremove(const MSVCRT_wchar_t *path)
4871 {
4872 TRACE("(%s)\n",debugstr_w(path));
4873 if (DeleteFileW(path))
4874 return 0;
4875 TRACE(":failed (%d)\n",GetLastError());
4876 msvcrt_set_errno(GetLastError());
4877 return -1;
4878 }
4879
4880 /*********************************************************************
4881 * rename (MSVCRT.@)
4882 */
4883 int CDECL MSVCRT_rename(const char *oldpath,const char *newpath)
4884 {
4885 TRACE(":from %s to %s\n",oldpath,newpath);
4886 if (MoveFileExA(oldpath, newpath, MOVEFILE_COPY_ALLOWED))
4887 return 0;
4888 TRACE(":failed (%d)\n",GetLastError());
4889 msvcrt_set_errno(GetLastError());
4890 return -1;
4891 }
4892
4893 /*********************************************************************
4894 * _wrename (MSVCRT.@)
4895 */
4896 int CDECL MSVCRT__wrename(const MSVCRT_wchar_t *oldpath,const MSVCRT_wchar_t *newpath)
4897 {
4898 TRACE(":from %s to %s\n",debugstr_w(oldpath),debugstr_w(newpath));
4899 if (MoveFileExW(oldpath, newpath, MOVEFILE_COPY_ALLOWED))
4900 return 0;
4901 TRACE(":failed (%d)\n",GetLastError());
4902 msvcrt_set_errno(GetLastError());
4903 return -1;
4904 }
4905
4906 /*********************************************************************
4907 * setvbuf (MSVCRT.@)
4908 */
4909 int CDECL MSVCRT_setvbuf(MSVCRT_FILE* file, char *buf, int mode, MSVCRT_size_t size)
4910 {
4911 if(!MSVCRT_CHECK_PMT(file != NULL)) return -1;
4912 if(!MSVCRT_CHECK_PMT(mode==MSVCRT__IONBF || mode==MSVCRT__IOFBF || mode==MSVCRT__IOLBF)) return -1;
4913 if(!MSVCRT_CHECK_PMT(mode==MSVCRT__IONBF || (size>=2 && size<=INT_MAX))) return -1;
4914
4915 MSVCRT__lock_file(file);
4916
4917 MSVCRT__fflush_nolock(file);
4918 if(file->_flag & MSVCRT__IOMYBUF)
4919 MSVCRT_free(file->_base);
4920 file->_flag &= ~(MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF);
4921 file->_cnt = 0;
4922
4923 if(mode == MSVCRT__IONBF) {
4924 file->_flag |= MSVCRT__IONBF;
4925 file->_base = file->_ptr = (char*)&file->_charbuf;
4926 file->_bufsiz = 2;
4927 }else if(buf) {
4928 file->_base = file->_ptr = buf;
4929 file->_flag |= MSVCRT__USERBUF;
4930 file->_bufsiz = size;
4931 }else {
4932 file->_base = file->_ptr = MSVCRT_malloc(size);
4933 if(!file->_base) {
4934 file->_bufsiz = 0;
4935 MSVCRT__unlock_file(file);
4936 return -1;
4937 }
4938
4939 file->_flag |= MSVCRT__IOMYBUF;
4940 file->_bufsiz = size;
4941 }
4942 MSVCRT__unlock_file(file);
4943 return 0;
4944 }
4945
4946 /*********************************************************************
4947 * setbuf (MSVCRT.@)
4948 */
4949 void CDECL MSVCRT_setbuf(MSVCRT_FILE* file, char *buf)
4950 {
4951 MSVCRT_setvbuf(file, buf, buf ? MSVCRT__IOFBF : MSVCRT__IONBF, MSVCRT_BUFSIZ);
4952 }
4953
4954 static int tmpnam_helper(char *s, MSVCRT_size_t size, int *tmpnam_unique, int tmp_max)
4955 {
4956 char tmpstr[8];
4957 char *p = s;
4958 int digits;
4959
4960 if (!MSVCRT_CHECK_PMT(s != NULL)) return MSVCRT_EINVAL;
4961
4962 if (size < 3) {
4963 if (size) *s = 0;
4964 *MSVCRT__errno() = MSVCRT_ERANGE;
4965 return MSVCRT_ERANGE;
4966 }
4967 *p++ = '\\';
4968 *p++ = 's';
4969 size -= 2;
4970 digits = msvcrt_int_to_base32(GetCurrentProcessId(), tmpstr);
4971 if (digits+1 > size) {
4972 *s = 0;
4973 *MSVCRT__errno() = MSVCRT_ERANGE;
4974 return MSVCRT_ERANGE;
4975 }
4976 memcpy(p, tmpstr, digits*sizeof(tmpstr[0]));
4977 p += digits;
4978 *p++ = '.';
4979 size -= digits+1;
4980
4981 while(1) {
4982 while ((digits = *tmpnam_unique)+1 < tmp_max) {
4983 if (InterlockedCompareExchange(tmpnam_unique, digits+1, digits) == digits)
4984 break;
4985 }
4986
4987 digits = msvcrt_int_to_base32(digits, tmpstr);
4988 if (digits+1 > size) {
4989 *s = 0;
4990 *MSVCRT__errno() = MSVCRT_ERANGE;
4991 return MSVCRT_ERANGE;
4992 }
4993 memcpy(p, tmpstr, digits*sizeof(tmpstr[0]));
4994 p[digits] = 0;
4995
4996 if (GetFileAttributesA(s) == INVALID_FILE_ATTRIBUTES &&
4997 GetLastError() == ERROR_FILE_NOT_FOUND)
4998 break;
4999 }
5000 return 0;
5001 }
5002
5003 int CDECL MSVCRT_tmpnam_s(char *s, MSVCRT_size_t size)
5004 {
5005 return tmpnam_helper(s, size, &tmpnam_s_unique, MSVCRT_TMP_MAX_S);
5006 }
5007
5008 /*********************************************************************
5009 * tmpnam (MSVCRT.@)
5010 */
5011 char * CDECL MSVCRT_tmpnam(char *s)
5012 {
5013 if (!s) {
5014 thread_data_t *data = msvcrt_get_thread_data();
5015
5016 if(!data->tmpnam_buffer)
5017 data->tmpnam_buffer = MSVCRT_malloc(MAX_PATH);
5018
5019 s = data->tmpnam_buffer;
5020 }
5021
5022 return tmpnam_helper(s, -1, &tmpnam_unique, MSVCRT_TMP_MAX) ? NULL : s;
5023 }
5024
5025 static int wtmpnam_helper(MSVCRT_wchar_t *s, MSVCRT_size_t size, int *tmpnam_unique, int tmp_max)
5026 {
5027 MSVCRT_wchar_t tmpstr[8];
5028 MSVCRT_wchar_t *p = s;
5029 int digits;
5030
5031 if (!MSVCRT_CHECK_PMT(s != NULL)) return MSVCRT_EINVAL;
5032
5033 if (size < 3) {
5034 if (size) *s = 0;
5035 *MSVCRT__errno() = MSVCRT_ERANGE;
5036 return MSVCRT_ERANGE;
5037 }
5038 *p++ = '\\';
5039 *p++ = 's';
5040 size -= 2;
5041 digits = msvcrt_int_to_base32_w(GetCurrentProcessId(), tmpstr);
5042 if (digits+1 > size) {
5043 *s = 0;
5044 *MSVCRT__errno() = MSVCRT_ERANGE;
5045 return MSVCRT_ERANGE;
5046 }
5047 memcpy(p, tmpstr, digits*sizeof(tmpstr[0]));
5048 p += digits;
5049 *p++ = '.';
5050 size -= digits+1;
5051
5052 while(1) {
5053 while ((digits = *tmpnam_unique)+1 < tmp_max) {
5054 if (InterlockedCompareExchange(tmpnam_unique, digits+1, digits) == digits)
5055 break;
5056 }
5057
5058 digits = msvcrt_int_to_base32_w(digits, tmpstr);
5059 if (digits+1 > size) {
5060 *s = 0;
5061 *MSVCRT__errno() = MSVCRT_ERANGE;
5062 return MSVCRT_ERANGE;
5063 }
5064 memcpy(p, tmpstr, digits*sizeof(tmpstr[0]));
5065 p[digits] = 0;
5066
5067 if (GetFileAttributesW(s) == INVALID_FILE_ATTRIBUTES &&
5068 GetLastError() == ERROR_FILE_NOT_FOUND)
5069 break;
5070 }
5071 return 0;
5072 }
5073
5074 /*********************************************************************
5075 * _wtmpnam_s (MSVCRT.@)
5076 */
5077 int CDECL MSVCRT__wtmpnam_s(MSVCRT_wchar_t *s, MSVCRT_size_t size)
5078 {
5079 return wtmpnam_helper(s, size, &tmpnam_s_unique, MSVCRT_TMP_MAX_S);
5080 }
5081
5082 /*********************************************************************
5083 * _wtmpnam (MSVCRT.@)
5084 */
5085 MSVCRT_wchar_t * CDECL MSVCRT__wtmpnam(MSVCRT_wchar_t *s)
5086 {
5087 if (!s) {
5088 thread_data_t *data = msvcrt_get_thread_data();
5089
5090 if(!data->wtmpnam_buffer)
5091 data->wtmpnam_buffer = MSVCRT_malloc(sizeof(MSVCRT_wchar_t[MAX_PATH]));
5092
5093 s = data->wtmpnam_buffer;
5094 }
5095
5096 return wtmpnam_helper(s, -1, &tmpnam_unique, MSVCRT_TMP_MAX) ? NULL : s;
5097 }
5098
5099 /*********************************************************************
5100 * tmpfile (MSVCRT.@)
5101 */
5102 MSVCRT_FILE* CDECL MSVCRT_tmpfile(void)
5103 {
5104 char *filename = MSVCRT__tempnam(",", "t");
5105 int fd;
5106 MSVCRT_FILE* file = NULL;
5107
5108 LOCK_FILES();
5109 fd = MSVCRT__open(filename, MSVCRT__O_CREAT | MSVCRT__O_BINARY | MSVCRT__O_RDWR | MSVCRT__O_TEMPORARY,
5110 MSVCRT__S_IREAD | MSVCRT__S_IWRITE);
5111 if (fd != -1 && (file = msvcrt_alloc_fp()))
5112 {
5113 if (msvcrt_init_fp(file, fd, MSVCRT__IORW) == -1)
5114 {
5115 file->_flag = 0;
5116 file = NULL;
5117 }
5118 else file->_tmpfname = MSVCRT__strdup(filename);
5119 }
5120
5121 if(fd != -1 && !file)
5122 MSVCRT__close(fd);
5123 MSVCRT_free(filename);
5124 UNLOCK_FILES();
5125 return file;
5126 }
5127
5128 /*********************************************************************
5129 * tmpfile_s (MSVCRT.@)
5130 */
5131 int CDECL MSVCRT_tmpfile_s(MSVCRT_FILE** file)
5132 {
5133 if (!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EINVAL;
5134
5135 *file = MSVCRT_tmpfile();
5136 return 0;
5137 }
5138
5139 static int puts_clbk_file_a(void *file, int len, const char *str)
5140 {
5141 return MSVCRT_fwrite(str, sizeof(char), len, file);
5142 }
5143
5144 static int puts_clbk_file_w(void *file, int len, const MSVCRT_wchar_t *str)
5145 {
5146 int i, ret;
5147
5148 MSVCRT__lock_file(file);
5149
5150 if(!(get_ioinfo_nolock(((MSVCRT_FILE*)file)->_file)->wxflag & WX_TEXT)) {
5151 ret = MSVCRT__fwrite_nolock(str, sizeof(MSVCRT_wchar_t), len, file);
5152 MSVCRT__unlock_file(file);
5153 return ret;
5154 }
5155
5156 for(i=0; i<len; i++) {
5157 if(MSVCRT__fputwc_nolock(str[i], file) == MSVCRT_WEOF) {
5158 MSVCRT__unlock_file(file);
5159 return -1;
5160 }
5161 }
5162
5163 MSVCRT__unlock_file(file);
5164 return len;
5165 }
5166
5167 static int vfprintf_helper(DWORD options, MSVCRT_FILE* file, const char *format,
5168 MSVCRT__locale_t locale, __ms_va_list valist)
5169 {
5170 printf_arg args_ctx[MSVCRT__ARGMAX+1];
5171 BOOL tmp_buf;
5172 int ret;
5173
5174 if(!MSVCRT_CHECK_PMT( file != NULL )) return -1;
5175 if(!MSVCRT_CHECK_PMT( format != NULL )) return -1;
5176
5177 if(options & MSVCRT_PRINTF_POSITIONAL_PARAMS) {
5178 memset(args_ctx, 0, sizeof(args_ctx));
5179 ret = create_positional_ctx_a(args_ctx, format, valist);
5180 if(ret < 0) {
5181 MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
5182 *MSVCRT__errno() = MSVCRT_EINVAL;
5183 return ret;
5184 } else if(!ret)
5185 options &= ~MSVCRT_PRINTF_POSITIONAL_PARAMS;
5186 }
5187
5188 MSVCRT__lock_file(file);
5189 tmp_buf = add_std_buffer(file);
5190 ret = pf_printf_a(puts_clbk_file_a, file, format, locale, options,
5191 options & MSVCRT_PRINTF_POSITIONAL_PARAMS ? arg_clbk_positional : arg_clbk_valist,
5192 options & MSVCRT_PRINTF_POSITIONAL_PARAMS ? args_ctx : NULL, &valist);
5193 if(tmp_buf) remove_std_buffer(file);
5194 MSVCRT__unlock_file(file);
5195
5196 return ret;
5197 }
5198
5199 static int vfwprintf_helper(DWORD options, MSVCRT_FILE* file, const MSVCRT_wchar_t *format,
5200 MSVCRT__locale_t locale, __ms_va_list valist)
5201 {
5202 printf_arg args_ctx[MSVCRT__ARGMAX+1];
5203 BOOL tmp_buf;
5204 int ret;
5205
5206 if(!MSVCRT_CHECK_PMT( file != NULL )) return -1;
5207 if(!MSVCRT_CHECK_PMT( format != NULL )) return -1;
5208
5209 if(options & MSVCRT_PRINTF_POSITIONAL_PARAMS) {
5210 memset(args_ctx, 0, sizeof(args_ctx));
5211 ret = create_positional_ctx_w(args_ctx, format, valist);
5212 if(ret < 0) {
5213 MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
5214 *MSVCRT__errno() = MSVCRT_EINVAL;
5215 return ret;
5216 } else if(!ret)
5217 options &= ~MSVCRT_PRINTF_POSITIONAL_PARAMS;
5218 }
5219
5220 MSVCRT__lock_file(file);
5221 tmp_buf = add_std_buffer(file);
5222 ret = pf_printf_w(puts_clbk_file_w, file, format, locale, options,
5223 options & MSVCRT_PRINTF_POSITIONAL_PARAMS ? arg_clbk_positional : arg_clbk_valist,
5224 options & MSVCRT_PRINTF_POSITIONAL_PARAMS ? args_ctx : NULL, &valist);
5225 if(tmp_buf) remove_std_buffer(file);
5226 MSVCRT__unlock_file(file);
5227
5228 return ret;
5229 }
5230
5231 /*********************************************************************
5232 * _vfprintf_s_l (MSVCRT.@)
5233 */
5234 int CDECL MSVCRT__vfprintf_s_l(MSVCRT_FILE* file, const char *format,
5235 MSVCRT__locale_t locale, __ms_va_list valist)
5236 {
5237 return vfprintf_helper(MSVCRT_PRINTF_INVOKE_INVALID_PARAM_HANDLER, file, format, locale, valist);
5238 }
5239
5240 /*********************************************************************
5241 * _vfwprintf_s_l (MSVCRT.@)
5242 */
5243 int CDECL MSVCRT__vfwprintf_s_l(MSVCRT_FILE* file, const MSVCRT_wchar_t *format,
5244 MSVCRT__locale_t locale, __ms_va_list valist)
5245 {
5246 return vfwprintf_helper(MSVCRT_PRINTF_INVOKE_INVALID_PARAM_HANDLER, file, format, locale, valist);
5247 }
5248
5249 /*********************************************************************
5250 * vfprintf (MSVCRT.@)
5251 */
5252 int CDECL MSVCRT_vfprintf(MSVCRT_FILE* file, const char *format, __ms_va_list valist)
5253 {
5254 return vfprintf_helper(0, file, format, NULL, valist);
5255 }
5256
5257 /*********************************************************************
5258 * vfprintf_s (MSVCRT.@)
5259 */
5260 int CDECL MSVCRT_vfprintf_s(MSVCRT_FILE* file, const char *format, __ms_va_list valist)
5261 {
5262 return MSVCRT__vfprintf_s_l(file, format, NULL, valist);
5263 }
5264
5265 /*********************************************************************
5266 * vfwprintf (MSVCRT.@)
5267 */
5268 int CDECL MSVCRT_vfwprintf(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, __ms_va_list valist)
5269 {
5270 return vfwprintf_helper(0, file, format, NULL, valist);
5271 }
5272
5273 /*********************************************************************
5274 * vfwprintf_s (MSVCRT.@)
5275 */
5276 int CDECL MSVCRT_vfwprintf_s(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, __ms_va_list valist)
5277 {
5278 return MSVCRT__vfwprintf_s_l(file, format, NULL, valist);
5279 }
5280
5281 #if _MSVCR_VER >= 140
5282
5283 /*********************************************************************
5284 * __stdio_common_vfprintf (UCRTBASE.@)
5285 */
5286 int CDECL MSVCRT__stdio_common_vfprintf(unsigned __int64 options, MSVCRT_FILE *file, const char *format,
5287 MSVCRT__locale_t locale, __ms_va_list valist)
5288 {
5289 if (options & ~UCRTBASE_PRINTF_MASK)
5290 FIXME("options %s not handled\n", wine_dbgstr_longlong(options));
5291
5292 return vfprintf_helper(options & UCRTBASE_PRINTF_MASK, file, format, locale, valist);
5293 }
5294
5295 /*********************************************************************
5296 * __stdio_common_vfprintf_s (UCRTBASE.@)
5297 */
5298 int CDECL MSVCRT__stdio_common_vfprintf_s(unsigned __int64 options, MSVCRT_FILE *file, const char *format,
5299 MSVCRT__locale_t locale, __ms_va_list valist)
5300 {
5301 if (options & ~UCRTBASE_PRINTF_MASK)
5302 FIXME("options %s not handled\n", wine_dbgstr_longlong(options));
5303
5304 return vfprintf_helper((options & UCRTBASE_PRINTF_MASK) | MSVCRT_PRINTF_INVOKE_INVALID_PARAM_HANDLER,
5305 file, format, locale, valist);
5306 }
5307
5308 /*********************************************************************
5309 * __stdio_common_vfwprintf (UCRTBASE.@)
5310 */
5311 int CDECL MSVCRT__stdio_common_vfwprintf(unsigned __int64 options, MSVCRT_FILE *file, const MSVCRT_wchar_t *format,
5312 MSVCRT__locale_t locale, __ms_va_list valist)
5313 {
5314 if (options & ~UCRTBASE_PRINTF_MASK)
5315 FIXME("options %s not handled\n", wine_dbgstr_longlong(options));
5316
5317 return vfwprintf_helper(options & UCRTBASE_PRINTF_MASK, file, format, locale, valist);
5318 }
5319
5320 /*********************************************************************
5321 * __stdio_common_vfwprintf_s (UCRTBASE.@)
5322 */
5323 int CDECL MSVCRT__stdio_common_vfwprintf_s(unsigned __int64 options, MSVCRT_FILE *file, const MSVCRT_wchar_t *format,
5324 MSVCRT__locale_t locale, __ms_va_list valist)
5325 {
5326 if (options & ~UCRTBASE_PRINTF_MASK)
5327 FIXME("options %s not handled\n", wine_dbgstr_longlong(options));
5328
5329 return vfwprintf_helper((options & UCRTBASE_PRINTF_MASK) | MSVCRT_PRINTF_INVOKE_INVALID_PARAM_HANDLER,
5330 file, format, locale, valist);
5331 }
5332
5333 #endif /* _MSVCR_VER >= 140 */
5334
5335 /*********************************************************************
5336 * _vfprintf_l (MSVCRT.@)
5337 */
5338 int CDECL MSVCRT__vfprintf_l(MSVCRT_FILE* file, const char *format,
5339 MSVCRT__locale_t locale, __ms_va_list valist)
5340 {
5341 return vfprintf_helper(0, file, format, locale, valist);
5342 }
5343
5344 /*********************************************************************
5345 * _vfwprintf_l (MSVCRT.@)
5346 */
5347 int CDECL MSVCRT__vfwprintf_l(MSVCRT_FILE* file, const MSVCRT_wchar_t *format,
5348 MSVCRT__locale_t locale, __ms_va_list valist)
5349 {
5350 return vfwprintf_helper(0, file, format, locale, valist);
5351 }
5352
5353 /*********************************************************************
5354 * _vfprintf_p_l (MSVCRT.@)
5355 */
5356 int CDECL MSVCRT__vfprintf_p_l(MSVCRT_FILE* file, const char *format,
5357 MSVCRT__locale_t locale, __ms_va_list valist)
5358 {
5359 return vfprintf_helper(MSVCRT_PRINTF_POSITIONAL_PARAMS | MSVCRT_PRINTF_INVOKE_INVALID_PARAM_HANDLER,
5360 file, format, locale, valist);
5361 }
5362
5363 /*********************************************************************
5364 * _vfprintf_p (MSVCRT.@)
5365 */
5366 int CDECL MSVCRT__vfprintf_p(MSVCRT_FILE* file, const char *format, __ms_va_list valist)
5367 {
5368 return MSVCRT__vfprintf_p_l(file, format, NULL, valist);
5369 }
5370
5371 /*********************************************************************
5372 * _vfwprintf_p_l (MSVCRT.@)
5373 */
5374 int CDECL MSVCRT__vfwprintf_p_l(MSVCRT_FILE* file, const MSVCRT_wchar_t *format,
5375 MSVCRT__locale_t locale, __ms_va_list valist)
5376 {
5377 return vfwprintf_helper(MSVCRT_PRINTF_POSITIONAL_PARAMS | MSVCRT_PRINTF_INVOKE_INVALID_PARAM_HANDLER,
5378 file, format, locale, valist);
5379 }
5380
5381 /*********************************************************************
5382 * _vfwprintf_p (MSVCRT.@)
5383 */
5384 int CDECL MSVCRT__vfwprintf_p(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, __ms_va_list valist)
5385 {
5386 return MSVCRT__vfwprintf_p_l(file, format, NULL, valist);
5387 }
5388
5389 /*********************************************************************
5390 * vprintf (MSVCRT.@)
5391 */
5392 int CDECL MSVCRT_vprintf(const char *format, __ms_va_list valist)
5393 {
5394 return MSVCRT_vfprintf(MSVCRT_stdout,format,valist);
5395 }
5396
5397 /*********************************************************************
5398 * vprintf_s (MSVCRT.@)
5399 */
5400 int CDECL MSVCRT_vprintf_s(const char *format, __ms_va_list valist)
5401 {
5402 return MSVCRT_vfprintf_s(MSVCRT_stdout,format,valist);
5403 }
5404
5405 /*********************************************************************
5406 * vwprintf (MSVCRT.@)
5407 */
5408 int CDECL MSVCRT_vwprintf(const MSVCRT_wchar_t *format, __ms_va_list valist)
5409 {
5410 return MSVCRT_vfwprintf(MSVCRT_stdout,format,valist);
5411 }
5412
5413 /*********************************************************************
5414 * vwprintf_s (MSVCRT.@)
5415 */
5416 int CDECL MSVCRT_vwprintf_s(const MSVCRT_wchar_t *format, __ms_va_list valist)
5417 {
5418 return MSVCRT_vfwprintf_s(MSVCRT_stdout,format,valist);
5419 }
5420
5421 /*********************************************************************
5422 * fprintf (MSVCRT.@)
5423 */
5424 int WINAPIV MSVCRT_fprintf(MSVCRT_FILE* file, const char *format, ...)
5425 {
5426 __ms_va_list valist;
5427 int res;
5428 __ms_va_start(valist, format);
5429 res = MSVCRT_vfprintf(file, format, valist);
5430 __ms_va_end(valist);
5431 return res;
5432 }
5433
5434 /*********************************************************************
5435 * fprintf_s (MSVCRT.@)
5436 */
5437 int WINAPIV MSVCRT_fprintf_s(MSVCRT_FILE* file, const char *format, ...)
5438 {
5439 __ms_va_list valist;
5440 int res;
5441 __ms_va_start(valist, format);
5442 res = MSVCRT_vfprintf_s(file, format, valist);
5443 __ms_va_end(valist);
5444 return res;
5445 }
5446
5447 /*********************************************************************
5448 * fwprintf (MSVCRT.@)
5449 */
5450 int WINAPIV MSVCRT_fwprintf(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, ...)
5451 {
5452 __ms_va_list valist;
5453 int res;
5454 __ms_va_start(valist, format);
5455 res = MSVCRT_vfwprintf(file, format, valist);
5456 __ms_va_end(valist);
5457 return res;
5458 }
5459
5460 /*********************************************************************
5461 * fwprintf_s (MSVCRT.@)
5462 */
5463 int WINAPIV MSVCRT_fwprintf_s(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, ...)
5464 {
5465 __ms_va_list valist;
5466 int res;
5467 __ms_va_start(valist, format);
5468 res = MSVCRT_vfwprintf_s(file, format, valist);
5469 __ms_va_end(valist);
5470 return res;
5471 }
5472
5473 /*********************************************************************
5474 * _fwprintf_l (MSVCRT.@)
5475 */
5476 int WINAPIV MSVCRT__fwprintf_l(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, MSVCRT__locale_t locale, ...)
5477 {
5478 __ms_va_list valist;
5479 int res;
5480 __ms_va_start(valist, locale);
5481 res = MSVCRT__vfwprintf_l(file, format, locale, valist);
5482 __ms_va_end(valist);
5483 return res;
5484 }
5485
5486 /*********************************************************************
5487 * printf (MSVCRT.@)
5488 */
5489 int WINAPIV MSVCRT_printf(const char *format, ...)
5490 {
5491 __ms_va_list valist;
5492 int res;
5493 __ms_va_start(valist, format);
5494 res = MSVCRT_vfprintf(MSVCRT_stdout, format, valist);
5495 __ms_va_end(valist);
5496 return res;
5497 }
5498
5499 /*********************************************************************
5500 * printf_s (MSVCRT.@)
5501 */
5502 int WINAPIV MSVCRT_printf_s(const char *format, ...)
5503 {
5504 __ms_va_list valist;
5505 int res;
5506 __ms_va_start(valist, format);
5507 res = MSVCRT_vprintf_s(format, valist);
5508 __ms_va_end(valist);
5509 return res;
5510 }
5511
5512 /*********************************************************************
5513 * ungetc (MSVCRT.@)
5514 */
5515 int CDECL MSVCRT_ungetc(int c, MSVCRT_FILE * file)
5516 {
5517 int ret;
5518
5519 if(!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EOF;
5520
5521 MSVCRT__lock_file(file);
5522 ret = MSVCRT__ungetc_nolock(c, file);
5523 MSVCRT__unlock_file(file);
5524
5525 return ret;
5526 }
5527
5528 /*********************************************************************
5529 * _ungetc_nolock (MSVCRT.@)
5530 */
5531 int CDECL MSVCRT__ungetc_nolock(int c, MSVCRT_FILE * file)
5532 {
5533 if(!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EOF;
5534
5535 if (c == MSVCRT_EOF || !(file->_flag&MSVCRT__IOREAD ||
5536 (file->_flag&MSVCRT__IORW && !(file->_flag&MSVCRT__IOWRT))))
5537 return MSVCRT_EOF;
5538
5539 if((!(file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF))
5540 && msvcrt_alloc_buffer(file))
5541 || (!file->_cnt && file->_ptr==file->_base))
5542 file->_ptr++;
5543
5544 if(file->_ptr>file->_base) {
5545 file->_ptr--;
5546 if(file->_flag & MSVCRT__IOSTRG) {
5547 if(*file->_ptr != c) {
5548 file->_ptr++;
5549 return MSVCRT_EOF;
5550 }
5551 }else {
5552 *file->_ptr = c;
5553 }
5554 file->_cnt++;
5555 file->_flag &= ~(MSVCRT__IOERR | MSVCRT__IOEOF);
5556 file->_flag |= MSVCRT__IOREAD;
5557 return c;
5558 }
5559
5560 return MSVCRT_EOF;
5561 }
5562
5563 /*********************************************************************
5564 * ungetwc (MSVCRT.@)
5565 */
5566 MSVCRT_wint_t CDECL MSVCRT_ungetwc(MSVCRT_wint_t wc, MSVCRT_FILE * file)
5567 {
5568 MSVCRT_wint_t ret;
5569
5570 if(!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_WEOF;
5571
5572 MSVCRT__lock_file(file);
5573 ret = MSVCRT__ungetwc_nolock(wc, file);
5574 MSVCRT__unlock_file(file);
5575
5576 return ret;
5577 }
5578
5579 /*********************************************************************
5580 * _ungetwc_nolock (MSVCRT.@)
5581 */
5582 MSVCRT_wint_t CDECL MSVCRT__ungetwc_nolock(MSVCRT_wint_t wc, MSVCRT_FILE * file)
5583 {
5584 MSVCRT_wchar_t mwc = wc;
5585
5586 if(!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_WEOF;
5587 if (wc == MSVCRT_WEOF)
5588 return MSVCRT_WEOF;
5589
5590 if((get_ioinfo_nolock(file->_file)->exflag & (EF_UTF8 | EF_UTF16))
5591 || !(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT)) {
5592 unsigned char * pp = (unsigned char *)&mwc;
5593 int i;
5594
5595 for(i=sizeof(MSVCRT_wchar_t)-1;i>=0;i--) {
5596 if(pp[i] != MSVCRT__ungetc_nolock(pp[i],file))
5597 return MSVCRT_WEOF;
5598 }
5599 }else {
5600 char mbs[MSVCRT_MB_LEN_MAX];
5601 int len;
5602
5603 len = MSVCRT_wctomb(mbs, mwc);
5604 if(len == -1)
5605 return MSVCRT_WEOF;
5606
5607 for(len--; len>=0; len--) {
5608 if(mbs[len] != MSVCRT__ungetc_nolock(mbs[len], file))
5609 return MSVCRT_WEOF;
5610 }
5611 }
5612
5613 return mwc;
5614 }
5615
5616 /*********************************************************************
5617 * wprintf (MSVCRT.@)
5618 */
5619 int WINAPIV MSVCRT_wprintf(const MSVCRT_wchar_t *format, ...)
5620 {
5621 __ms_va_list valist;
5622 int res;
5623 __ms_va_start(valist, format);
5624 res = MSVCRT_vwprintf(format, valist);
5625 __ms_va_end(valist);
5626 return res;
5627 }
5628
5629 /*********************************************************************
5630 * wprintf_s (MSVCRT.@)
5631 */
5632 int WINAPIV MSVCRT_wprintf_s(const MSVCRT_wchar_t *format, ...)
5633 {
5634 __ms_va_list valist;
5635 int res;
5636 __ms_va_start(valist, format);
5637 res = MSVCRT_vwprintf_s(format, valist);
5638 __ms_va_end(valist);
5639 return res;
5640 }
5641
5642 /*********************************************************************
5643 * _getmaxstdio (MSVCRT.@)
5644 */
5645 int CDECL MSVCRT__getmaxstdio(void)
5646 {
5647 return MSVCRT_max_streams;
5648 }
5649
5650 /*********************************************************************
5651 * _setmaxstdio (MSVCRT.@)
5652 */
5653 int CDECL MSVCRT__setmaxstdio(int newmax)
5654 {
5655 TRACE("%d\n", newmax);
5656
5657 if(newmax<_IOB_ENTRIES || newmax>MSVCRT_MAX_FILES || newmax<MSVCRT_stream_idx)
5658 return -1;
5659
5660 MSVCRT_max_streams = newmax;
5661 return MSVCRT_max_streams;
5662 }
5663
5664 #if _MSVCR_VER >= 140
5665 /*********************************************************************
5666 * _get_stream_buffer_pointers (UCRTBASE.@)
5667 */
5668 int CDECL MSVCRT__get_stream_buffer_pointers(MSVCRT_FILE *file, char*** base,
5669 char*** ptr, int** count)
5670 {
5671 if (base)
5672 *base = &file->_base;
5673 if (ptr)
5674 *ptr = &file->_ptr;
5675 if (count)
5676 *count = &file->_cnt;
5677 return 0;
5678 }
5679 #endif
Windows API implementation