?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
msvcrt: Use WEOF from public header.
[wine.git] / dlls / msvcrt / file.c
blob052ae013a220038c22598d9e26135caed1c00c09
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
30 #define __iob_func mingw___iob_func
31 #include <stdarg.h>
32 #include <stdio.h>
33 #include <sys/types.h>
34 #include <limits.h>
35
36 #include "windef.h"
37 #include "winbase.h"
38 #include "wincon.h"
39 #include "winternl.h"
40 #include "winnls.h"
41 #include "msvcrt.h"
42 #include "mtdll.h"
43
44 #include "wine/debug.h"
45
46 WINE_DEFAULT_DEBUG_CHANNEL(msvcrt);
47
48 /* for stat mode, permissions apply to all,owner and group */
49 #define ALL_S_IREAD (MSVCRT__S_IREAD | (MSVCRT__S_IREAD >> 3) | (MSVCRT__S_IREAD >> 6))
50 #define ALL_S_IWRITE (MSVCRT__S_IWRITE | (MSVCRT__S_IWRITE >> 3) | (MSVCRT__S_IWRITE >> 6))
51 #define ALL_S_IEXEC (MSVCRT__S_IEXEC | (MSVCRT__S_IEXEC >> 3) | (MSVCRT__S_IEXEC >> 6))
52
53 /* _access() bit flags FIXME: incomplete */
54 #define MSVCRT_W_OK 0x02
55 #define MSVCRT_R_OK 0x04
56
57 /* values for wxflag in file descriptor */
58 #define WX_OPEN 0x01
59 #define WX_ATEOF 0x02
60 #define WX_READNL 0x04 /* read started with \n */
61 #define WX_PIPE 0x08
62 #define WX_DONTINHERIT 0x10
63 #define WX_APPEND 0x20
64 #define WX_TTY 0x40
65 #define WX_TEXT 0x80
66
67 /* values for exflag - it's used differently in msvcr90.dll*/
68 #define EF_UTF8 0x01
69 #define EF_UTF16 0x02
70 #define EF_CRIT_INIT 0x04
71 #define EF_UNK_UNICODE 0x08
72
73 static char utf8_bom[3] = { 0xef, 0xbb, 0xbf };
74 static char utf16_bom[2] = { 0xff, 0xfe };
75
76 /* FIXME: this should be allocated dynamically */
77 #define MSVCRT_MAX_FILES 2048
78 #define MSVCRT_FD_BLOCK_SIZE 32
79
80 #define MSVCRT_INTERNAL_BUFSIZ 4096
81
82 /* ioinfo structure size is different in msvcrXX.dll's */
83 typedef struct {
84 HANDLE handle;
85 unsigned char wxflag;
86 char lookahead[3];
87 int exflag;
88 CRITICAL_SECTION crit;
89 #if _MSVCR_VER >= 80
90 char textmode : 7;
91 char unicode : 1;
92 char pipech2[2];
93 __int64 startpos;
94 BOOL utf8translations;
95 #endif
96 #if _MSVCR_VER >= 90
97 char dbcsBuffer;
98 BOOL dbcsBufferUsed;
99 #endif
100 } ioinfo;
101
102 /*********************************************************************
103 * __pioinfo (MSVCRT.@)
104 * array of pointers to ioinfo arrays [32]
105 */
106 ioinfo * MSVCRT___pioinfo[MSVCRT_MAX_FILES/MSVCRT_FD_BLOCK_SIZE] = { 0 };
107
108 /*********************************************************************
109 * __badioinfo (MSVCRT.@)
110 */
111 ioinfo MSVCRT___badioinfo = { INVALID_HANDLE_VALUE, WX_TEXT };
112
113 typedef struct {
114 MSVCRT_FILE file;
115 CRITICAL_SECTION crit;
116 } file_crit;
117
118 MSVCRT_FILE MSVCRT__iob[_IOB_ENTRIES] = { { 0 } };
119 static file_crit* MSVCRT_fstream[MSVCRT_MAX_FILES/MSVCRT_FD_BLOCK_SIZE];
120 static int MSVCRT_max_streams = 512, MSVCRT_stream_idx;
121
122 /* INTERNAL: process umask */
123 static int MSVCRT_umask = 0;
124
125 /* INTERNAL: static data for tmpnam and _wtmpname functions */
126 static int tmpnam_unique;
127 static int tmpnam_s_unique;
128
129 static const unsigned int EXE = 'e' << 16 | 'x' << 8 | 'e';
130 static const unsigned int BAT = 'b' << 16 | 'a' << 8 | 't';
131 static const unsigned int CMD = 'c' << 16 | 'm' << 8 | 'd';
132 static const unsigned int COM = 'c' << 16 | 'o' << 8 | 'm';
133
134 #define TOUL(x) (ULONGLONG)(x)
135 static const ULONGLONG WCEXE = TOUL('e') << 32 | TOUL('x') << 16 | TOUL('e');
136 static const ULONGLONG WCBAT = TOUL('b') << 32 | TOUL('a') << 16 | TOUL('t');
137 static const ULONGLONG WCCMD = TOUL('c') << 32 | TOUL('m') << 16 | TOUL('d');
138 static const ULONGLONG WCCOM = TOUL('c') << 32 | TOUL('o') << 16 | TOUL('m');
139
140 /* This critical section protects the MSVCRT_fstreams table
141 * and MSVCRT_stream_idx from race conditions. It also
142 * protects fd critical sections creation code.
143 */
144 static CRITICAL_SECTION MSVCRT_file_cs;
145 static CRITICAL_SECTION_DEBUG MSVCRT_file_cs_debug =
146 {
147 0, 0, &MSVCRT_file_cs,
148 { &MSVCRT_file_cs_debug.ProcessLocksList, &MSVCRT_file_cs_debug.ProcessLocksList },
149 0, 0, { (DWORD_PTR)(__FILE__ ": MSVCRT_file_cs") }
150 };
151 static CRITICAL_SECTION MSVCRT_file_cs = { &MSVCRT_file_cs_debug, -1, 0, 0, 0, 0 };
152 #define LOCK_FILES() do { EnterCriticalSection(&MSVCRT_file_cs); } while (0)
153 #define UNLOCK_FILES() do { LeaveCriticalSection(&MSVCRT_file_cs); } while (0)
154
155 static void msvcrt_stat64_to_stat(const struct MSVCRT__stat64 *buf64, struct MSVCRT__stat *buf)
156 {
157 buf->st_dev = buf64->st_dev;
158 buf->st_ino = buf64->st_ino;
159 buf->st_mode = buf64->st_mode;
160 buf->st_nlink = buf64->st_nlink;
161 buf->st_uid = buf64->st_uid;
162 buf->st_gid = buf64->st_gid;
163 buf->st_rdev = buf64->st_rdev;
164 buf->st_size = buf64->st_size;
165 buf->st_atime = buf64->st_atime;
166 buf->st_mtime = buf64->st_mtime;
167 buf->st_ctime = buf64->st_ctime;
168 }
169
170 static void msvcrt_stat64_to_stati64(const struct MSVCRT__stat64 *buf64, struct MSVCRT__stati64 *buf)
171 {
172 buf->st_dev = buf64->st_dev;
173 buf->st_ino = buf64->st_ino;
174 buf->st_mode = buf64->st_mode;
175 buf->st_nlink = buf64->st_nlink;
176 buf->st_uid = buf64->st_uid;
177 buf->st_gid = buf64->st_gid;
178 buf->st_rdev = buf64->st_rdev;
179 buf->st_size = buf64->st_size;
180 buf->st_atime = buf64->st_atime;
181 buf->st_mtime = buf64->st_mtime;
182 buf->st_ctime = buf64->st_ctime;
183 }
184
185 static void msvcrt_stat64_to_stat32(const struct MSVCRT__stat64 *buf64, struct MSVCRT__stat32 *buf)
186 {
187 buf->st_dev = buf64->st_dev;
188 buf->st_ino = buf64->st_ino;
189 buf->st_mode = buf64->st_mode;
190 buf->st_nlink = buf64->st_nlink;
191 buf->st_uid = buf64->st_uid;
192 buf->st_gid = buf64->st_gid;
193 buf->st_rdev = buf64->st_rdev;
194 buf->st_size = buf64->st_size;
195 buf->st_atime = buf64->st_atime;
196 buf->st_mtime = buf64->st_mtime;
197 buf->st_ctime = buf64->st_ctime;
198 }
199
200 static void msvcrt_stat64_to_stat64i32(const struct MSVCRT__stat64 *buf64, struct MSVCRT__stat64i32 *buf)
201 {
202 buf->st_dev = buf64->st_dev;
203 buf->st_ino = buf64->st_ino;
204 buf->st_mode = buf64->st_mode;
205 buf->st_nlink = buf64->st_nlink;
206 buf->st_uid = buf64->st_uid;
207 buf->st_gid = buf64->st_gid;
208 buf->st_rdev = buf64->st_rdev;
209 buf->st_size = buf64->st_size;
210 buf->st_atime = buf64->st_atime;
211 buf->st_mtime = buf64->st_mtime;
212 buf->st_ctime = buf64->st_ctime;
213 }
214
215 static void msvcrt_stat64_to_stat32i64(const struct MSVCRT__stat64 *buf64, struct MSVCRT__stat32i64 *buf)
216 {
217 buf->st_dev = buf64->st_dev;
218 buf->st_ino = buf64->st_ino;
219 buf->st_mode = buf64->st_mode;
220 buf->st_nlink = buf64->st_nlink;
221 buf->st_uid = buf64->st_uid;
222 buf->st_gid = buf64->st_gid;
223 buf->st_rdev = buf64->st_rdev;
224 buf->st_size = buf64->st_size;
225 buf->st_atime = buf64->st_atime;
226 buf->st_mtime = buf64->st_mtime;
227 buf->st_ctime = buf64->st_ctime;
228 }
229
230 static void time_to_filetime( __time64_t time, FILETIME *ft )
231 {
232 /* 1601 to 1970 is 369 years plus 89 leap days */
233 static const __int64 secs_1601_to_1970 = ((369 * 365 + 89) * (__int64)86400);
234
235 __int64 ticks = (time + secs_1601_to_1970) * 10000000;
236 ft->dwHighDateTime = ticks >> 32;
237 ft->dwLowDateTime = ticks;
238 }
239
240 static inline ioinfo* get_ioinfo_nolock(int fd)
241 {
242 ioinfo *ret = NULL;
243 if(fd>=0 && fd<MSVCRT_MAX_FILES)
244 ret = MSVCRT___pioinfo[fd/MSVCRT_FD_BLOCK_SIZE];
245 if(!ret)
246 return &MSVCRT___badioinfo;
247
248 return ret + (fd%MSVCRT_FD_BLOCK_SIZE);
249 }
250
251 static inline void init_ioinfo_cs(ioinfo *info)
252 {
253 if(!(info->exflag & EF_CRIT_INIT)) {
254 LOCK_FILES();
255 if(!(info->exflag & EF_CRIT_INIT)) {
256 InitializeCriticalSection(&info->crit);
257 info->exflag |= EF_CRIT_INIT;
258 }
259 UNLOCK_FILES();
260 }
261 }
262
263 static inline ioinfo* get_ioinfo(int fd)
264 {
265 ioinfo *ret = get_ioinfo_nolock(fd);
266 if(ret == &MSVCRT___badioinfo)
267 return ret;
268 init_ioinfo_cs(ret);
269 EnterCriticalSection(&ret->crit);
270 return ret;
271 }
272
273 static inline BOOL alloc_pioinfo_block(int fd)
274 {
275 ioinfo *block;
276 int i;
277
278 if(fd<0 || fd>=MSVCRT_MAX_FILES)
279 {
280 *MSVCRT__errno() = MSVCRT_ENFILE;
281 return FALSE;
282 }
283
284 block = MSVCRT_calloc(MSVCRT_FD_BLOCK_SIZE, sizeof(ioinfo));
285 if(!block)
286 {
287 WARN(":out of memory!\n");
288 *MSVCRT__errno() = MSVCRT_ENOMEM;
289 return FALSE;
290 }
291 for(i=0; i<MSVCRT_FD_BLOCK_SIZE; i++)
292 block[i].handle = INVALID_HANDLE_VALUE;
293 if(InterlockedCompareExchangePointer((void**)&MSVCRT___pioinfo[fd/MSVCRT_FD_BLOCK_SIZE], block, NULL))
294 MSVCRT_free(block);
295 return TRUE;
296 }
297
298 static inline ioinfo* get_ioinfo_alloc_fd(int fd)
299 {
300 ioinfo *ret;
301
302 ret = get_ioinfo(fd);
303 if(ret != &MSVCRT___badioinfo)
304 return ret;
305
306 if(!alloc_pioinfo_block(fd))
307 return &MSVCRT___badioinfo;
308
309 return get_ioinfo(fd);
310 }
311
312 static inline ioinfo* get_ioinfo_alloc(int *fd)
313 {
314 int i;
315
316 *fd = -1;
317 for(i=0; i<MSVCRT_MAX_FILES; i++)
318 {
319 ioinfo *info = get_ioinfo_nolock(i);
320
321 if(info == &MSVCRT___badioinfo)
322 {
323 if(!alloc_pioinfo_block(i))
324 return &MSVCRT___badioinfo;
325 info = get_ioinfo_nolock(i);
326 }
327
328 init_ioinfo_cs(info);
329 if(TryEnterCriticalSection(&info->crit))
330 {
331 if(info->handle == INVALID_HANDLE_VALUE)
332 {
333 *fd = i;
334 return info;
335 }
336 LeaveCriticalSection(&info->crit);
337 }
338 }
339
340 WARN(":files exhausted!\n");
341 *MSVCRT__errno() = MSVCRT_ENFILE;
342 return &MSVCRT___badioinfo;
343 }
344
345 static inline void release_ioinfo(ioinfo *info)
346 {
347 if(info!=&MSVCRT___badioinfo && info->exflag & EF_CRIT_INIT)
348 LeaveCriticalSection(&info->crit);
349 }
350
351 static inline MSVCRT_FILE* msvcrt_get_file(int i)
352 {
353 file_crit *ret;
354
355 if(i >= MSVCRT_max_streams)
356 return NULL;
357
358 if(i < _IOB_ENTRIES)
359 return &MSVCRT__iob[i];
360
361 ret = MSVCRT_fstream[i/MSVCRT_FD_BLOCK_SIZE];
362 if(!ret) {
363 MSVCRT_fstream[i/MSVCRT_FD_BLOCK_SIZE] = MSVCRT_calloc(MSVCRT_FD_BLOCK_SIZE, sizeof(file_crit));
364 if(!MSVCRT_fstream[i/MSVCRT_FD_BLOCK_SIZE]) {
365 ERR("out of memory\n");
366 *MSVCRT__errno() = MSVCRT_ENOMEM;
367 return NULL;
368 }
369
370 ret = MSVCRT_fstream[i/MSVCRT_FD_BLOCK_SIZE] + (i%MSVCRT_FD_BLOCK_SIZE);
371 } else
372 ret += i%MSVCRT_FD_BLOCK_SIZE;
373
374 return &ret->file;
375 }
376
377 /* INTERNAL: free a file entry fd */
378 static void msvcrt_free_fd(int fd)
379 {
380 ioinfo *fdinfo = get_ioinfo(fd);
381
382 if(fdinfo != &MSVCRT___badioinfo)
383 {
384 fdinfo->handle = INVALID_HANDLE_VALUE;
385 fdinfo->wxflag = 0;
386 }
387 TRACE(":fd (%d) freed\n",fd);
388
389 if (fd < 3)
390 {
391 switch (fd)
392 {
393 case 0:
394 SetStdHandle(STD_INPUT_HANDLE, 0);
395 break;
396 case 1:
397 SetStdHandle(STD_OUTPUT_HANDLE, 0);
398 break;
399 case 2:
400 SetStdHandle(STD_ERROR_HANDLE, 0);
401 break;
402 }
403 }
404 release_ioinfo(fdinfo);
405 }
406
407 static void msvcrt_set_fd(ioinfo *fdinfo, HANDLE hand, int flag)
408 {
409 fdinfo->handle = hand;
410 fdinfo->wxflag = WX_OPEN | (flag & (WX_DONTINHERIT | WX_APPEND | WX_TEXT | WX_PIPE | WX_TTY));
411 fdinfo->lookahead[0] = '\n';
412 fdinfo->lookahead[1] = '\n';
413 fdinfo->lookahead[2] = '\n';
414 fdinfo->exflag &= EF_CRIT_INIT;
415
416 if (hand == MSVCRT_NO_CONSOLE) hand = 0;
417 switch (fdinfo-MSVCRT___pioinfo[0])
418 {
419 case 0: SetStdHandle(STD_INPUT_HANDLE, hand); break;
420 case 1: SetStdHandle(STD_OUTPUT_HANDLE, hand); break;
421 case 2: SetStdHandle(STD_ERROR_HANDLE, hand); break;
422 }
423 }
424
425 /* INTERNAL: Allocate an fd slot from a Win32 HANDLE */
426 static int msvcrt_alloc_fd(HANDLE hand, int flag)
427 {
428 int fd;
429 ioinfo *info = get_ioinfo_alloc(&fd);
430
431 TRACE(":handle (%p) allocating fd (%d)\n", hand, fd);
432
433 if(info == &MSVCRT___badioinfo)
434 return -1;
435
436 msvcrt_set_fd(info, hand, flag);
437 release_ioinfo(info);
438 return fd;
439 }
440
441 /* INTERNAL: Allocate a FILE* for an fd slot */
442 /* caller must hold the files lock */
443 static MSVCRT_FILE* msvcrt_alloc_fp(void)
444 {
445 int i;
446 MSVCRT_FILE *file;
447
448 for (i = 3; i < MSVCRT_max_streams; i++)
449 {
450 file = msvcrt_get_file(i);
451 if (!file)
452 return NULL;
453
454 if (file->_flag == 0)
455 {
456 if (i == MSVCRT_stream_idx)
457 {
458 if (file<MSVCRT__iob || file>=MSVCRT__iob+_IOB_ENTRIES)
459 {
460 InitializeCriticalSection(&((file_crit*)file)->crit);
461 ((file_crit*)file)->crit.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": file_crit.crit");
462 }
463 MSVCRT_stream_idx++;
464 }
465 return file;
466 }
467 }
468
469 return NULL;
470 }
471
472 /* INTERNAL: initialize a FILE* from an open fd */
473 static int msvcrt_init_fp(MSVCRT_FILE* file, int fd, unsigned stream_flags)
474 {
475 TRACE(":fd (%d) allocating FILE*\n",fd);
476 if (!(get_ioinfo_nolock(fd)->wxflag & WX_OPEN))
477 {
478 WARN(":invalid fd %d\n",fd);
479 *MSVCRT___doserrno() = 0;
480 *MSVCRT__errno() = MSVCRT_EBADF;
481 return -1;
482 }
483 file->_ptr = file->_base = NULL;
484 file->_cnt = 0;
485 file->_file = fd;
486 file->_flag = stream_flags;
487 file->_tmpfname = NULL;
488
489 TRACE(":got FILE* (%p)\n",file);
490 return 0;
491 }
492
493 /* INTERNAL: Create an inheritance data block (for spawned process)
494 * The inheritance block is made of:
495 * 00 int nb of file descriptor (NBFD)
496 * 04 char file flags (wxflag): repeated for each fd
497 * 4+NBFD HANDLE file handle: repeated for each fd
498 */
499 unsigned msvcrt_create_io_inherit_block(WORD *size, BYTE **block)
500 {
501 int fd, last_fd;
502 char* wxflag_ptr;
503 HANDLE* handle_ptr;
504 ioinfo* fdinfo;
505
506 for (last_fd=MSVCRT_MAX_FILES-1; last_fd>=0; last_fd--)
507 if (get_ioinfo_nolock(last_fd)->handle != INVALID_HANDLE_VALUE)
508 break;
509 last_fd++;
510
511 *size = sizeof(unsigned) + (sizeof(char) + sizeof(HANDLE)) * last_fd;
512 *block = MSVCRT_calloc(1, *size);
513 if (!*block)
514 {
515 *size = 0;
516 return FALSE;
517 }
518 wxflag_ptr = (char*)*block + sizeof(unsigned);
519 handle_ptr = (HANDLE*)(wxflag_ptr + last_fd);
520
521 *(unsigned*)*block = last_fd;
522 for (fd = 0; fd < last_fd; fd++)
523 {
524 /* to be inherited, we need it to be open, and that DONTINHERIT isn't set */
525 fdinfo = get_ioinfo(fd);
526 if ((fdinfo->wxflag & (WX_OPEN | WX_DONTINHERIT)) == WX_OPEN)
527 {
528 *wxflag_ptr = fdinfo->wxflag;
529 *handle_ptr = fdinfo->handle;
530 }
531 else
532 {
533 *wxflag_ptr = 0;
534 *handle_ptr = INVALID_HANDLE_VALUE;
535 }
536 release_ioinfo(fdinfo);
537 wxflag_ptr++; handle_ptr++;
538 }
539 return TRUE;
540 }
541
542 /* INTERNAL: Set up all file descriptors,
543 * as well as default streams (stdin, stderr and stdout)
544 */
545 void msvcrt_init_io(void)
546 {
547 STARTUPINFOA si;
548 int i;
549 ioinfo *fdinfo;
550
551 GetStartupInfoA(&si);
552 if (si.cbReserved2 >= sizeof(unsigned int) && si.lpReserved2 != NULL)
553 {
554 BYTE* wxflag_ptr;
555 HANDLE* handle_ptr;
556 unsigned int count;
557
558 count = *(unsigned*)si.lpReserved2;
559 wxflag_ptr = si.lpReserved2 + sizeof(unsigned);
560 handle_ptr = (HANDLE*)(wxflag_ptr + count);
561
562 count = min(count, (si.cbReserved2 - sizeof(unsigned)) / (sizeof(HANDLE) + 1));
563 count = min(count, MSVCRT_MAX_FILES);
564 for (i = 0; i < count; i++)
565 {
566 if ((*wxflag_ptr & WX_OPEN) && *handle_ptr != INVALID_HANDLE_VALUE)
567 {
568 fdinfo = get_ioinfo_alloc_fd(i);
569 if(fdinfo != &MSVCRT___badioinfo)
570 msvcrt_set_fd(fdinfo, *handle_ptr, *wxflag_ptr);
571 release_ioinfo(fdinfo);
572 }
573
574 wxflag_ptr++; handle_ptr++;
575 }
576 }
577
578 fdinfo = get_ioinfo_alloc_fd(MSVCRT_STDIN_FILENO);
579 if (!(fdinfo->wxflag & WX_OPEN) || fdinfo->handle == INVALID_HANDLE_VALUE) {
580 HANDLE h = GetStdHandle(STD_INPUT_HANDLE);
581 DWORD flags = WX_OPEN | WX_TEXT;
582 DWORD type = GetFileType(h);
583
584 if (type == FILE_TYPE_UNKNOWN) {
585 h = MSVCRT_NO_CONSOLE;
586 flags |= WX_TTY;
587 } else if ((type & 0xf) == FILE_TYPE_CHAR) {
588 flags |= WX_TTY;
589 } else if ((type & 0xf) == FILE_TYPE_PIPE) {
590 flags |= WX_PIPE;
591 }
592
593 msvcrt_set_fd(fdinfo, h, flags);
594 }
595 release_ioinfo(fdinfo);
596
597 fdinfo = get_ioinfo_alloc_fd(MSVCRT_STDOUT_FILENO);
598 if (!(fdinfo->wxflag & WX_OPEN) || fdinfo->handle == INVALID_HANDLE_VALUE) {
599 HANDLE h = GetStdHandle(STD_OUTPUT_HANDLE);
600 DWORD flags = WX_OPEN | WX_TEXT;
601 DWORD type = GetFileType(h);
602
603 if (type == FILE_TYPE_UNKNOWN) {
604 h = MSVCRT_NO_CONSOLE;
605 flags |= WX_TTY;
606 } else if ((type & 0xf) == FILE_TYPE_CHAR) {
607 flags |= WX_TTY;
608 } else if ((type & 0xf) == FILE_TYPE_PIPE) {
609 flags |= WX_PIPE;
610 }
611
612 msvcrt_set_fd(fdinfo, h, flags);
613 }
614 release_ioinfo(fdinfo);
615
616 fdinfo = get_ioinfo_alloc_fd(MSVCRT_STDERR_FILENO);
617 if (!(fdinfo->wxflag & WX_OPEN) || fdinfo->handle == INVALID_HANDLE_VALUE) {
618 HANDLE h = GetStdHandle(STD_ERROR_HANDLE);
619 DWORD flags = WX_OPEN | WX_TEXT;
620 DWORD type = GetFileType(h);
621
622 if (type == FILE_TYPE_UNKNOWN) {
623 h = MSVCRT_NO_CONSOLE;
624 flags |= WX_TTY;
625 } else if ((type & 0xf) == FILE_TYPE_CHAR) {
626 flags |= WX_TTY;
627 } else if ((type & 0xf) == FILE_TYPE_PIPE) {
628 flags |= WX_PIPE;
629 }
630
631 msvcrt_set_fd(fdinfo, h, flags);
632 }
633 release_ioinfo(fdinfo);
634
635 TRACE(":handles (%p)(%p)(%p)\n", get_ioinfo_nolock(MSVCRT_STDIN_FILENO)->handle,
636 get_ioinfo_nolock(MSVCRT_STDOUT_FILENO)->handle,
637 get_ioinfo_nolock(MSVCRT_STDERR_FILENO)->handle);
638
639 memset(MSVCRT__iob,0,3*sizeof(MSVCRT_FILE));
640 for (i = 0; i < 3; i++)
641 {
642 /* FILE structs for stdin/out/err are static and never deleted */
643 MSVCRT__iob[i]._file = get_ioinfo_nolock(i)->handle == MSVCRT_NO_CONSOLE ?
644 MSVCRT_NO_CONSOLE_FD : i;
645 MSVCRT__iob[i]._tmpfname = NULL;
646 MSVCRT__iob[i]._flag = (i == 0) ? MSVCRT__IOREAD : MSVCRT__IOWRT;
647 }
648 MSVCRT_stream_idx = 3;
649 }
650
651 /* INTERNAL: Flush stdio file buffer */
652 static int msvcrt_flush_buffer(MSVCRT_FILE* file)
653 {
654 int ret = 0;
655
656 if((file->_flag & (MSVCRT__IOREAD|MSVCRT__IOWRT)) == MSVCRT__IOWRT &&
657 file->_flag & (MSVCRT__IOMYBUF|MSVCRT__USERBUF)) {
658 int cnt=file->_ptr-file->_base;
659 if(cnt>0 && MSVCRT__write(file->_file, file->_base, cnt) != cnt) {
660 file->_flag |= MSVCRT__IOERR;
661 ret = MSVCRT_EOF;
662 } else if(file->_flag & MSVCRT__IORW) {
663 file->_flag &= ~MSVCRT__IOWRT;
664 }
665 }
666
667 file->_ptr=file->_base;
668 file->_cnt=0;
669 return ret;
670 }
671
672 /*********************************************************************
673 * _isatty (MSVCRT.@)
674 */
675 int CDECL MSVCRT__isatty(int fd)
676 {
677 TRACE(":fd (%d)\n",fd);
678
679 return get_ioinfo_nolock(fd)->wxflag & WX_TTY;
680 }
681
682 /* INTERNAL: Allocate stdio file buffer */
683 static BOOL msvcrt_alloc_buffer(MSVCRT_FILE* file)
684 {
685 if((file->_file==MSVCRT_STDOUT_FILENO || file->_file==MSVCRT_STDERR_FILENO)
686 && MSVCRT__isatty(file->_file))
687 return FALSE;
688
689 file->_base = MSVCRT_calloc(1, MSVCRT_INTERNAL_BUFSIZ);
690 if(file->_base) {
691 file->_bufsiz = MSVCRT_INTERNAL_BUFSIZ;
692 file->_flag |= MSVCRT__IOMYBUF;
693 } else {
694 file->_base = (char*)(&file->_charbuf);
695 file->_bufsiz = 2;
696 file->_flag |= MSVCRT__IONBF;
697 }
698 file->_ptr = file->_base;
699 file->_cnt = 0;
700 return TRUE;
701 }
702
703 /* INTERNAL: Allocate temporary buffer for stdout and stderr */
704 static BOOL add_std_buffer(MSVCRT_FILE *file)
705 {
706 static char buffers[2][MSVCRT_BUFSIZ];
707
708 if((file->_file!=MSVCRT_STDOUT_FILENO && file->_file!=MSVCRT_STDERR_FILENO)
709 || (file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF))
710 || !MSVCRT__isatty(file->_file))
711 return FALSE;
712
713 file->_ptr = file->_base = buffers[file->_file == MSVCRT_STDOUT_FILENO ? 0 : 1];
714 file->_bufsiz = file->_cnt = MSVCRT_BUFSIZ;
715 file->_flag |= MSVCRT__USERBUF;
716 return TRUE;
717 }
718
719 /* INTERNAL: Removes temporary buffer from stdout or stderr */
720 /* Only call this function when add_std_buffer returned TRUE */
721 static void remove_std_buffer(MSVCRT_FILE *file)
722 {
723 msvcrt_flush_buffer(file);
724 file->_ptr = file->_base = NULL;
725 file->_bufsiz = file->_cnt = 0;
726 file->_flag &= ~MSVCRT__USERBUF;
727 }
728
729 /* INTERNAL: Convert integer to base32 string (0-9a-v), 0 becomes "" */
730 static int msvcrt_int_to_base32(int num, char *str)
731 {
732 char *p;
733 int n = num;
734 int digits = 0;
735
736 while (n != 0)
737 {
738 n >>= 5;
739 digits++;
740 }
741 p = str + digits;
742 *p = 0;
743 while (--p >= str)
744 {
745 *p = (num & 31) + '0';
746 if (*p > '9')
747 *p += ('a' - '0' - 10);
748 num >>= 5;
749 }
750
751 return digits;
752 }
753
754 /* INTERNAL: wide character version of msvcrt_int_to_base32 */
755 static int msvcrt_int_to_base32_w(int num, wchar_t *str)
756 {
757 wchar_t *p;
758 int n = num;
759 int digits = 0;
760
761 while (n != 0)
762 {
763 n >>= 5;
764 digits++;
765 }
766 p = str + digits;
767 *p = 0;
768 while (--p >= str)
769 {
770 *p = (num & 31) + '0';
771 if (*p > '9')
772 *p += ('a' - '0' - 10);
773 num >>= 5;
774 }
775
776 return digits;
777 }
778
779 /*********************************************************************
780 * __iob_func (MSVCRT.@)
781 */
782 #undef __iob_func
783 MSVCRT_FILE * CDECL __iob_func(void)
784 {
785 return &MSVCRT__iob[0];
786 }
787
788 #if _MSVCR_VER >= 140
789 /*********************************************************************
790 * __acrt_iob_func(UCRTBASE.@)
791 */
792 MSVCRT_FILE * CDECL MSVCRT___acrt_iob_func(unsigned idx)
793 {
794 return &MSVCRT__iob[idx];
795 }
796 #endif
797
798 /*********************************************************************
799 * _access (MSVCRT.@)
800 */
801 int CDECL MSVCRT__access(const char *filename, int mode)
802 {
803 DWORD attr = GetFileAttributesA(filename);
804
805 TRACE("(%s,%d) %d\n",filename,mode,attr);
806
807 if (!filename || attr == INVALID_FILE_ATTRIBUTES)
808 {
809 msvcrt_set_errno(GetLastError());
810 return -1;
811 }
812 if ((attr & FILE_ATTRIBUTE_READONLY) && (mode & MSVCRT_W_OK))
813 {
814 msvcrt_set_errno(ERROR_ACCESS_DENIED);
815 return -1;
816 }
817 return 0;
818 }
819
820 /*********************************************************************
821 * _access_s (MSVCRT.@)
822 */
823 int CDECL MSVCRT__access_s(const char *filename, int mode)
824 {
825 if (!MSVCRT_CHECK_PMT(filename != NULL)) return *MSVCRT__errno();
826 if (!MSVCRT_CHECK_PMT((mode & ~(MSVCRT_R_OK | MSVCRT_W_OK)) == 0)) return *MSVCRT__errno();
827
828 if (MSVCRT__access(filename, mode) == -1)
829 return *MSVCRT__errno();
830 return 0;
831 }
832
833 /*********************************************************************
834 * _waccess (MSVCRT.@)
835 */
836 int CDECL MSVCRT__waccess(const wchar_t *filename, int mode)
837 {
838 DWORD attr = GetFileAttributesW(filename);
839
840 TRACE("(%s,%d) %d\n",debugstr_w(filename),mode,attr);
841
842 if (!filename || attr == INVALID_FILE_ATTRIBUTES)
843 {
844 msvcrt_set_errno(GetLastError());
845 return -1;
846 }
847 if ((attr & FILE_ATTRIBUTE_READONLY) && (mode & MSVCRT_W_OK))
848 {
849 msvcrt_set_errno(ERROR_ACCESS_DENIED);
850 return -1;
851 }
852 return 0;
853 }
854
855 /*********************************************************************
856 * _waccess_s (MSVCRT.@)
857 */
858 int CDECL MSVCRT__waccess_s(const wchar_t *filename, int mode)
859 {
860 if (!MSVCRT_CHECK_PMT(filename != NULL)) return *MSVCRT__errno();
861 if (!MSVCRT_CHECK_PMT((mode & ~(MSVCRT_R_OK | MSVCRT_W_OK)) == 0)) return *MSVCRT__errno();
862
863 if (MSVCRT__waccess(filename, mode) == -1)
864 return *MSVCRT__errno();
865 return 0;
866 }
867
868 /*********************************************************************
869 * _chmod (MSVCRT.@)
870 */
871 int CDECL MSVCRT__chmod(const char *path, int flags)
872 {
873 DWORD oldFlags = GetFileAttributesA(path);
874
875 if (oldFlags != INVALID_FILE_ATTRIBUTES)
876 {
877 DWORD newFlags = (flags & MSVCRT__S_IWRITE)? oldFlags & ~FILE_ATTRIBUTE_READONLY:
878 oldFlags | FILE_ATTRIBUTE_READONLY;
879
880 if (newFlags == oldFlags || SetFileAttributesA(path, newFlags))
881 return 0;
882 }
883 msvcrt_set_errno(GetLastError());
884 return -1;
885 }
886
887 /*********************************************************************
888 * _wchmod (MSVCRT.@)
889 */
890 int CDECL MSVCRT__wchmod(const wchar_t *path, int flags)
891 {
892 DWORD oldFlags = GetFileAttributesW(path);
893
894 if (oldFlags != INVALID_FILE_ATTRIBUTES)
895 {
896 DWORD newFlags = (flags & MSVCRT__S_IWRITE)? oldFlags & ~FILE_ATTRIBUTE_READONLY:
897 oldFlags | FILE_ATTRIBUTE_READONLY;
898
899 if (newFlags == oldFlags || SetFileAttributesW(path, newFlags))
900 return 0;
901 }
902 msvcrt_set_errno(GetLastError());
903 return -1;
904 }
905
906 /*********************************************************************
907 * _unlink (MSVCRT.@)
908 */
909 int CDECL MSVCRT__unlink(const char *path)
910 {
911 TRACE("%s\n",debugstr_a(path));
912 if(DeleteFileA(path))
913 return 0;
914 TRACE("failed (%d)\n",GetLastError());
915 msvcrt_set_errno(GetLastError());
916 return -1;
917 }
918
919 /*********************************************************************
920 * _wunlink (MSVCRT.@)
921 */
922 int CDECL MSVCRT__wunlink(const wchar_t *path)
923 {
924 TRACE("(%s)\n",debugstr_w(path));
925 if(DeleteFileW(path))
926 return 0;
927 TRACE("failed (%d)\n",GetLastError());
928 msvcrt_set_errno(GetLastError());
929 return -1;
930 }
931
932 /*********************************************************************
933 * _commit (MSVCRT.@)
934 */
935 int CDECL MSVCRT__commit(int fd)
936 {
937 ioinfo *info = get_ioinfo(fd);
938 int ret;
939
940 TRACE(":fd (%d) handle (%p)\n", fd, info->handle);
941
942 if (info->handle == INVALID_HANDLE_VALUE)
943 ret = -1;
944 else if (!FlushFileBuffers(info->handle))
945 {
946 if (GetLastError() == ERROR_INVALID_HANDLE)
947 {
948 /* FlushFileBuffers fails for console handles
949 * so we ignore this error.
950 */
951 ret = 0;
952 }
953 else
954 {
955 TRACE(":failed-last error (%d)\n",GetLastError());
956 msvcrt_set_errno(GetLastError());
957 ret = -1;
958 }
959 }
960 else
961 {
962 TRACE(":ok\n");
963 ret = 0;
964 }
965
966 release_ioinfo(info);
967 return ret;
968 }
969
970 /* flush_all_buffers calls MSVCRT_fflush which calls flush_all_buffers */
971 int CDECL MSVCRT_fflush(MSVCRT_FILE* file);
972
973 /* INTERNAL: Flush all stream buffer */
974 static int msvcrt_flush_all_buffers(int mask)
975 {
976 int i, num_flushed = 0;
977 MSVCRT_FILE *file;
978
979 LOCK_FILES();
980 for (i = 0; i < MSVCRT_stream_idx; i++) {
981 file = msvcrt_get_file(i);
982
983 if (file->_flag)
984 {
985 if(file->_flag & mask) {
986 MSVCRT_fflush(file);
987 num_flushed++;
988 }
989 }
990 }
991 UNLOCK_FILES();
992
993 TRACE(":flushed (%d) handles\n",num_flushed);
994 return num_flushed;
995 }
996
997 /*********************************************************************
998 * _flushall (MSVCRT.@)
999 */
1000 int CDECL MSVCRT__flushall(void)
1001 {
1002 return msvcrt_flush_all_buffers(MSVCRT__IOWRT | MSVCRT__IOREAD);
1003 }
1004
1005 /*********************************************************************
1006 * fflush (MSVCRT.@)
1007 */
1008 int CDECL MSVCRT_fflush(MSVCRT_FILE* file)
1009 {
1010 int ret;
1011
1012 if(!file) {
1013 msvcrt_flush_all_buffers(MSVCRT__IOWRT);
1014 ret = 0;
1015 } else {
1016 MSVCRT__lock_file(file);
1017 ret = MSVCRT__fflush_nolock(file);
1018 MSVCRT__unlock_file(file);
1019 }
1020
1021 return ret;
1022 }
1023
1024 /*********************************************************************
1025 * _fflush_nolock (MSVCRT.@)
1026 */
1027 int CDECL MSVCRT__fflush_nolock(MSVCRT_FILE* file)
1028 {
1029 int res;
1030
1031 if(!file) {
1032 msvcrt_flush_all_buffers(MSVCRT__IOWRT);
1033 return 0;
1034 }
1035
1036 res = msvcrt_flush_buffer(file);
1037 if(!res && (file->_flag & MSVCRT__IOCOMMIT))
1038 res = MSVCRT__commit(file->_file) ? MSVCRT_EOF : 0;
1039 return res;
1040 }
1041
1042 /*********************************************************************
1043 * _close (MSVCRT.@)
1044 */
1045 int CDECL MSVCRT__close(int fd)
1046 {
1047 ioinfo *info = get_ioinfo(fd);
1048 int ret;
1049
1050 TRACE(":fd (%d) handle (%p)\n", fd, info->handle);
1051
1052 if (fd == MSVCRT_NO_CONSOLE_FD) {
1053 *MSVCRT__errno() = MSVCRT_EBADF;
1054 ret = -1;
1055 } else if (!MSVCRT_CHECK_PMT_ERR(info->wxflag & WX_OPEN, MSVCRT_EBADF)) {
1056 ret = -1;
1057 } else if (fd == MSVCRT_STDOUT_FILENO &&
1058 info->handle == get_ioinfo_nolock(MSVCRT_STDERR_FILENO)->handle) {
1059 msvcrt_free_fd(fd);
1060 ret = 0;
1061 } else if (fd == MSVCRT_STDERR_FILENO &&
1062 info->handle == get_ioinfo_nolock(MSVCRT_STDOUT_FILENO)->handle) {
1063 msvcrt_free_fd(fd);
1064 ret = 0;
1065 } else {
1066 ret = CloseHandle(info->handle) ? 0 : -1;
1067 msvcrt_free_fd(fd);
1068 if (ret) {
1069 WARN(":failed-last error (%d)\n",GetLastError());
1070 msvcrt_set_errno(GetLastError());
1071 }
1072 }
1073 release_ioinfo(info);
1074 return ret;
1075 }
1076
1077 /*********************************************************************
1078 * _dup2 (MSVCRT.@)
1079 * NOTES
1080 * MSDN isn't clear on this point, but the remarks for _pipe
1081 * indicate file descriptors duplicated with _dup and _dup2 are always
1082 * inheritable.
1083 */
1084 int CDECL MSVCRT__dup2(int od, int nd)
1085 {
1086 ioinfo *info_od, *info_nd;
1087 int ret;
1088
1089 TRACE("(od=%d, nd=%d)\n", od, nd);
1090
1091 if (od < nd)
1092 {
1093 info_od = get_ioinfo(od);
1094 info_nd = get_ioinfo_alloc_fd(nd);
1095 }
1096 else
1097 {
1098 info_nd = get_ioinfo_alloc_fd(nd);
1099 info_od = get_ioinfo(od);
1100 }
1101
1102 if (info_nd == &MSVCRT___badioinfo)
1103 {
1104 ret = -1;
1105 }
1106 else if (info_od->wxflag & WX_OPEN)
1107 {
1108 HANDLE handle;
1109
1110 if (DuplicateHandle(GetCurrentProcess(), info_od->handle,
1111 GetCurrentProcess(), &handle, 0, TRUE, DUPLICATE_SAME_ACCESS))
1112 {
1113 int wxflag = info_od->wxflag & ~MSVCRT__O_NOINHERIT;
1114
1115 if (info_nd->wxflag & WX_OPEN)
1116 MSVCRT__close(nd);
1117
1118 msvcrt_set_fd(info_nd, handle, wxflag);
1119 /* _dup2 returns 0, not nd, on success */
1120 ret = 0;
1121 }
1122 else
1123 {
1124 ret = -1;
1125 msvcrt_set_errno(GetLastError());
1126 }
1127 }
1128 else
1129 {
1130 *MSVCRT__errno() = MSVCRT_EBADF;
1131 ret = -1;
1132 }
1133
1134 release_ioinfo(info_od);
1135 release_ioinfo(info_nd);
1136 return ret;
1137 }
1138
1139 /*********************************************************************
1140 * _dup (MSVCRT.@)
1141 */
1142 int CDECL MSVCRT__dup(int od)
1143 {
1144 int fd, ret;
1145 ioinfo *info = get_ioinfo_alloc(&fd);
1146
1147 if (MSVCRT__dup2(od, fd) == 0)
1148 ret = fd;
1149 else
1150 ret = -1;
1151 release_ioinfo(info);
1152 return ret;
1153 }
1154
1155 /*********************************************************************
1156 * _eof (MSVCRT.@)
1157 */
1158 int CDECL MSVCRT__eof(int fd)
1159 {
1160 ioinfo *info = get_ioinfo(fd);
1161 DWORD curpos,endpos;
1162 LONG hcurpos,hendpos;
1163
1164 TRACE(":fd (%d) handle (%p)\n", fd, info->handle);
1165
1166 if (info->handle == INVALID_HANDLE_VALUE)
1167 {
1168 release_ioinfo(info);
1169 return -1;
1170 }
1171
1172 if (info->wxflag & WX_ATEOF)
1173 {
1174 release_ioinfo(info);
1175 return TRUE;
1176 }
1177
1178 /* Otherwise we do it the hard way */
1179 hcurpos = hendpos = 0;
1180 curpos = SetFilePointer(info->handle, 0, &hcurpos, FILE_CURRENT);
1181 endpos = SetFilePointer(info->handle, 0, &hendpos, FILE_END);
1182
1183 if (curpos == endpos && hcurpos == hendpos)
1184 {
1185 /* FIXME: shouldn't WX_ATEOF be set here? */
1186 release_ioinfo(info);
1187 return TRUE;
1188 }
1189
1190 SetFilePointer(info->handle, curpos, &hcurpos, FILE_BEGIN);
1191 release_ioinfo(info);
1192 return FALSE;
1193 }
1194
1195 /*********************************************************************
1196 * _fcloseall (MSVCRT.@)
1197 */
1198 int CDECL MSVCRT__fcloseall(void)
1199 {
1200 int num_closed = 0, i;
1201 MSVCRT_FILE *file;
1202
1203 LOCK_FILES();
1204 for (i = 3; i < MSVCRT_stream_idx; i++) {
1205 file = msvcrt_get_file(i);
1206
1207 if (file->_flag && !MSVCRT_fclose(file))
1208 num_closed++;
1209 }
1210 UNLOCK_FILES();
1211
1212 TRACE(":closed (%d) handles\n",num_closed);
1213 return num_closed;
1214 }
1215
1216 /* free everything on process exit */
1217 void msvcrt_free_io(void)
1218 {
1219 unsigned int i;
1220 int j;
1221
1222 MSVCRT__flushall();
1223 MSVCRT__fcloseall();
1224
1225 for(i=0; i<ARRAY_SIZE(MSVCRT___pioinfo); i++)
1226 {
1227 if(!MSVCRT___pioinfo[i])
1228 continue;
1229
1230 for(j=0; j<MSVCRT_FD_BLOCK_SIZE; j++)
1231 {
1232 if(MSVCRT___pioinfo[i][j].exflag & EF_CRIT_INIT)
1233 DeleteCriticalSection(&MSVCRT___pioinfo[i][j].crit);
1234 }
1235 MSVCRT_free(MSVCRT___pioinfo[i]);
1236 }
1237
1238 for(j=0; j<MSVCRT_stream_idx; j++)
1239 {
1240 MSVCRT_FILE *file = msvcrt_get_file(j);
1241 if(file<MSVCRT__iob || file>=MSVCRT__iob+_IOB_ENTRIES)
1242 {
1243 ((file_crit*)file)->crit.DebugInfo->Spare[0] = 0;
1244 DeleteCriticalSection(&((file_crit*)file)->crit);
1245 }
1246 }
1247
1248 for(i=0; i<ARRAY_SIZE(MSVCRT_fstream); i++)
1249 MSVCRT_free(MSVCRT_fstream[i]);
1250 }
1251
1252 /*********************************************************************
1253 * _lseeki64 (MSVCRT.@)
1254 */
1255 __int64 CDECL MSVCRT__lseeki64(int fd, __int64 offset, int whence)
1256 {
1257 ioinfo *info = get_ioinfo(fd);
1258 LARGE_INTEGER ofs;
1259
1260 TRACE(":fd (%d) handle (%p)\n", fd, info->handle);
1261
1262 if (info->handle == INVALID_HANDLE_VALUE)
1263 {
1264 *MSVCRT__errno() = MSVCRT_EBADF;
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 wchar_t* mode, int *open_flags, int* stream_flags)
1532 {
1533 int plus = MSVCRT_wcschr(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 mode++;
1603 while(*mode == ' ') mode++;
1604 if(!MSVCRT_CHECK_PMT(!MSVCRT_wcsncmp(L"ccs", mode, 3)))
1605 return -1;
1606 mode += 3;
1607 while(*mode == ' ') mode++;
1608 if(!MSVCRT_CHECK_PMT(*mode == '='))
1609 return -1;
1610 mode++;
1611 while(*mode == ' ') mode++;
1612
1613 if(!MSVCRT__wcsnicmp(L"utf-8", mode, 5))
1614 {
1615 *open_flags |= MSVCRT__O_U8TEXT;
1616 mode += 5;
1617 }
1618 else if(!MSVCRT__wcsnicmp(L"utf-16le", mode, 8))
1619 {
1620 *open_flags |= MSVCRT__O_U16TEXT;
1621 mode += 8;
1622 }
1623 else if(!MSVCRT__wcsnicmp(L"unicode", mode, 7))
1624 {
1625 *open_flags |= MSVCRT__O_WTEXT;
1626 mode += 7;
1627 }
1628 else
1629 {
1630 MSVCRT_INVALID_PMT(0, MSVCRT_EINVAL);
1631 return -1;
1632 }
1633
1634 while(*mode == ' ') mode++;
1635 }
1636
1637 if(!MSVCRT_CHECK_PMT(*mode == 0))
1638 return -1;
1639 return 0;
1640 }
1641
1642 /*********************************************************************
1643 * _fdopen (MSVCRT.@)
1644 */
1645 MSVCRT_FILE* CDECL MSVCRT__fdopen(int fd, const char *mode)
1646 {
1647 MSVCRT_FILE *ret;
1648 wchar_t *modeW = NULL;
1649
1650 if (mode && !(modeW = msvcrt_wstrdupa(mode))) return NULL;
1651
1652 ret = MSVCRT__wfdopen(fd, modeW);
1653
1654 MSVCRT_free(modeW);
1655 return ret;
1656 }
1657
1658 /*********************************************************************
1659 * _wfdopen (MSVCRT.@)
1660 */
1661 MSVCRT_FILE* CDECL MSVCRT__wfdopen(int fd, const wchar_t *mode)
1662 {
1663 int open_flags, stream_flags;
1664 MSVCRT_FILE* file;
1665
1666 if (msvcrt_get_flags(mode, &open_flags, &stream_flags) == -1) return NULL;
1667
1668 LOCK_FILES();
1669 if (!(file = msvcrt_alloc_fp()))
1670 file = NULL;
1671 else if (msvcrt_init_fp(file, fd, stream_flags) == -1)
1672 {
1673 file->_flag = 0;
1674 file = NULL;
1675 }
1676 else TRACE(":fd (%d) mode (%s) FILE* (%p)\n", fd, debugstr_w(mode), file);
1677 UNLOCK_FILES();
1678
1679 return file;
1680 }
1681
1682 /*********************************************************************
1683 * _filelength (MSVCRT.@)
1684 */
1685 LONG CDECL MSVCRT__filelength(int fd)
1686 {
1687 LONG curPos = MSVCRT__lseek(fd, 0, MSVCRT_SEEK_CUR);
1688 if (curPos != -1)
1689 {
1690 LONG endPos = MSVCRT__lseek(fd, 0, MSVCRT_SEEK_END);
1691 if (endPos != -1)
1692 {
1693 if (endPos != curPos)
1694 MSVCRT__lseek(fd, curPos, MSVCRT_SEEK_SET);
1695 return endPos;
1696 }
1697 }
1698 return -1;
1699 }
1700
1701 /*********************************************************************
1702 * _filelengthi64 (MSVCRT.@)
1703 */
1704 __int64 CDECL MSVCRT__filelengthi64(int fd)
1705 {
1706 __int64 curPos = MSVCRT__lseeki64(fd, 0, MSVCRT_SEEK_CUR);
1707 if (curPos != -1)
1708 {
1709 __int64 endPos = MSVCRT__lseeki64(fd, 0, MSVCRT_SEEK_END);
1710 if (endPos != -1)
1711 {
1712 if (endPos != curPos)
1713 MSVCRT__lseeki64(fd, curPos, MSVCRT_SEEK_SET);
1714 return endPos;
1715 }
1716 }
1717 return -1;
1718 }
1719
1720 /*********************************************************************
1721 * _fileno (MSVCRT.@)
1722 */
1723 int CDECL MSVCRT__fileno(MSVCRT_FILE* file)
1724 {
1725 TRACE(":FILE* (%p) fd (%d)\n",file,file->_file);
1726 return file->_file;
1727 }
1728
1729 /*********************************************************************
1730 * _fstat64 (MSVCRT.@)
1731 */
1732 int CDECL MSVCRT__fstat64(int fd, struct MSVCRT__stat64* buf)
1733 {
1734 ioinfo *info = get_ioinfo(fd);
1735 DWORD dw;
1736 DWORD type;
1737 BY_HANDLE_FILE_INFORMATION hfi;
1738
1739 TRACE(":fd (%d) stat (%p)\n", fd, buf);
1740 if (info->handle == INVALID_HANDLE_VALUE)
1741 {
1742 release_ioinfo(info);
1743 return -1;
1744 }
1745
1746 if (!buf)
1747 {
1748 WARN(":failed-NULL buf\n");
1749 msvcrt_set_errno(ERROR_INVALID_PARAMETER);
1750 release_ioinfo(info);
1751 return -1;
1752 }
1753
1754 memset(&hfi, 0, sizeof(hfi));
1755 memset(buf, 0, sizeof(struct MSVCRT__stat64));
1756 type = GetFileType(info->handle);
1757 if (type == FILE_TYPE_PIPE)
1758 {
1759 buf->st_dev = buf->st_rdev = fd;
1760 buf->st_mode = MSVCRT__S_IFIFO;
1761 buf->st_nlink = 1;
1762 }
1763 else if (type == FILE_TYPE_CHAR)
1764 {
1765 buf->st_dev = buf->st_rdev = fd;
1766 buf->st_mode = MSVCRT__S_IFCHR;
1767 buf->st_nlink = 1;
1768 }
1769 else /* FILE_TYPE_DISK etc. */
1770 {
1771 if (!GetFileInformationByHandle(info->handle, &hfi))
1772 {
1773 WARN(":failed-last error (%d)\n",GetLastError());
1774 msvcrt_set_errno(ERROR_INVALID_PARAMETER);
1775 release_ioinfo(info);
1776 return -1;
1777 }
1778 buf->st_mode = MSVCRT__S_IFREG | 0444;
1779 if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY))
1780 buf->st_mode |= 0222;
1781 buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow;
1782 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw);
1783 buf->st_atime = dw;
1784 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw);
1785 buf->st_mtime = buf->st_ctime = dw;
1786 buf->st_nlink = hfi.nNumberOfLinks;
1787 }
1788 TRACE(":dwFileAttributes = 0x%x, mode set to 0x%x\n",hfi.dwFileAttributes,
1789 buf->st_mode);
1790 release_ioinfo(info);
1791 return 0;
1792 }
1793
1794 /*********************************************************************
1795 * _fstati64 (MSVCRT.@)
1796 */
1797 int CDECL MSVCRT__fstati64(int fd, struct MSVCRT__stati64* buf)
1798 {
1799 int ret;
1800 struct MSVCRT__stat64 buf64;
1801
1802 ret = MSVCRT__fstat64(fd, &buf64);
1803 if (!ret)
1804 msvcrt_stat64_to_stati64(&buf64, buf);
1805 return ret;
1806 }
1807
1808 /*********************************************************************
1809 * _fstat (MSVCRT.@)
1810 */
1811 int CDECL MSVCRT__fstat(int fd, struct MSVCRT__stat* buf)
1812 { int ret;
1813 struct MSVCRT__stat64 buf64;
1814
1815 ret = MSVCRT__fstat64(fd, &buf64);
1816 if (!ret)
1817 msvcrt_stat64_to_stat(&buf64, buf);
1818 return ret;
1819 }
1820
1821 /*********************************************************************
1822 * _fstat32 (MSVCR80.@)
1823 */
1824 int CDECL MSVCRT__fstat32(int fd, struct MSVCRT__stat32* buf)
1825 {
1826 int ret;
1827 struct MSVCRT__stat64 buf64;
1828
1829 ret = MSVCRT__fstat64(fd, &buf64);
1830 if (!ret)
1831 msvcrt_stat64_to_stat32(&buf64, buf);
1832 return ret;
1833 }
1834
1835 /*********************************************************************
1836 * _fstat32i64 (MSVCR80.@)
1837 */
1838 int CDECL MSVCRT__fstat32i64(int fd, struct MSVCRT__stat32i64* buf)
1839 {
1840 int ret;
1841 struct MSVCRT__stat64 buf64;
1842
1843 ret = MSVCRT__fstat64(fd, &buf64);
1844 if (!ret)
1845 msvcrt_stat64_to_stat32i64(&buf64, buf);
1846 return ret;
1847 }
1848
1849 /*********************************************************************
1850 * _fstat64i32 (MSVCR80.@)
1851 */
1852 int CDECL MSVCRT__fstat64i32(int fd, struct MSVCRT__stat64i32* buf)
1853 {
1854 int ret;
1855 struct MSVCRT__stat64 buf64;
1856
1857 ret = MSVCRT__fstat64(fd, &buf64);
1858 if (!ret)
1859 msvcrt_stat64_to_stat64i32(&buf64, buf);
1860 return ret;
1861 }
1862
1863 /*********************************************************************
1864 * _futime64 (MSVCRT.@)
1865 */
1866 int CDECL _futime64(int fd, struct MSVCRT___utimbuf64 *t)
1867 {
1868 ioinfo *info = get_ioinfo(fd);
1869 FILETIME at, wt;
1870
1871 if (!t)
1872 {
1873 time_to_filetime( MSVCRT__time64(NULL), &at );
1874 wt = at;
1875 }
1876 else
1877 {
1878 time_to_filetime( t->actime, &at );
1879 time_to_filetime( t->modtime, &wt );
1880 }
1881
1882 if (!SetFileTime(info->handle, NULL, &at, &wt))
1883 {
1884 release_ioinfo(info);
1885 msvcrt_set_errno(GetLastError());
1886 return -1 ;
1887 }
1888 release_ioinfo(info);
1889 return 0;
1890 }
1891
1892 /*********************************************************************
1893 * _futime32 (MSVCRT.@)
1894 */
1895 int CDECL _futime32(int fd, struct MSVCRT___utimbuf32 *t)
1896 {
1897 if (t)
1898 {
1899 struct MSVCRT___utimbuf64 t64;
1900 t64.actime = t->actime;
1901 t64.modtime = t->modtime;
1902 return _futime64( fd, &t64 );
1903 }
1904 else
1905 return _futime64( fd, NULL );
1906 }
1907
1908 /*********************************************************************
1909 * _futime (MSVCRT.@)
1910 */
1911 #ifdef _WIN64
1912 int CDECL _futime(int fd, struct MSVCRT___utimbuf64 *t)
1913 {
1914 return _futime64( fd, t );
1915 }
1916 #else
1917 int CDECL _futime(int fd, struct MSVCRT___utimbuf32 *t)
1918 {
1919 return _futime32( fd, t );
1920 }
1921 #endif
1922
1923 /*********************************************************************
1924 * _get_osfhandle (MSVCRT.@)
1925 */
1926 intptr_t CDECL MSVCRT__get_osfhandle(int fd)
1927 {
1928 HANDLE hand = get_ioinfo_nolock(fd)->handle;
1929 TRACE(":fd (%d) handle (%p)\n",fd,hand);
1930
1931 if(hand == INVALID_HANDLE_VALUE)
1932 *MSVCRT__errno() = MSVCRT_EBADF;
1933 return (intptr_t)hand;
1934 }
1935
1936 /*********************************************************************
1937 * _mktemp_s (MSVCRT.@)
1938 */
1939 int CDECL MSVCRT__mktemp_s(char *pattern, size_t size)
1940 {
1941 DWORD len, xno, id;
1942
1943 if(!MSVCRT_CHECK_PMT(pattern!=NULL))
1944 return MSVCRT_EINVAL;
1945
1946 for(len=0; len<size; len++)
1947 if(!pattern[len])
1948 break;
1949 if(!MSVCRT_CHECK_PMT(len!=size && len>=6)) {
1950 if(size)
1951 pattern[0] = 0;
1952 return MSVCRT_EINVAL;
1953 }
1954
1955 for(xno=1; xno<=6; xno++)
1956 if(!MSVCRT_CHECK_PMT(pattern[len-xno] == 'X'))
1957 return MSVCRT_EINVAL;
1958
1959 id = GetCurrentProcessId();
1960 for(xno=1; xno<6; xno++) {
1961 pattern[len-xno] = id%10 + '0';
1962 id /= 10;
1963 }
1964
1965 for(pattern[len-6]='a'; pattern[len-6]<='z'; pattern[len-6]++) {
1966 if(GetFileAttributesA(pattern) == INVALID_FILE_ATTRIBUTES)
1967 return 0;
1968 }
1969
1970 pattern[0] = 0;
1971 *MSVCRT__errno() = MSVCRT_EEXIST;
1972 return MSVCRT_EEXIST;
1973 }
1974
1975 /*********************************************************************
1976 * _mktemp (MSVCRT.@)
1977 */
1978 char * CDECL MSVCRT__mktemp(char *pattern)
1979 {
1980 int numX = 0;
1981 char *retVal = pattern;
1982 int id;
1983 char letter = 'a';
1984
1985 if(!pattern)
1986 return NULL;
1987
1988 while(*pattern)
1989 numX = (*pattern++ == 'X')? numX + 1 : 0;
1990 if (numX < 6)
1991 return NULL;
1992 pattern--;
1993 id = GetCurrentProcessId();
1994 numX = 6;
1995 while(numX--)
1996 {
1997 int tempNum = id / 10;
1998 *pattern-- = id - (tempNum * 10) + '0';
1999 id = tempNum;
2000 }
2001 pattern++;
2002 do
2003 {
2004 *pattern = letter++;
2005 if (GetFileAttributesA(retVal) == INVALID_FILE_ATTRIBUTES)
2006 return retVal;
2007 } while(letter <= 'z');
2008 return NULL;
2009 }
2010
2011 /*********************************************************************
2012 * _wmktemp_s (MSVCRT.@)
2013 */
2014 int CDECL MSVCRT__wmktemp_s(wchar_t *pattern, size_t size)
2015 {
2016 DWORD len, xno, id;
2017
2018 if(!MSVCRT_CHECK_PMT(pattern!=NULL))
2019 return MSVCRT_EINVAL;
2020
2021 for(len=0; len<size; len++)
2022 if(!pattern[len])
2023 break;
2024 if(!MSVCRT_CHECK_PMT(len!=size && len>=6)) {
2025 if(size)
2026 pattern[0] = 0;
2027 return MSVCRT_EINVAL;
2028 }
2029
2030 for(xno=1; xno<=6; xno++)
2031 if(!MSVCRT_CHECK_PMT(pattern[len-xno] == 'X'))
2032 return MSVCRT_EINVAL;
2033
2034 id = GetCurrentProcessId();
2035 for(xno=1; xno<6; xno++) {
2036 pattern[len-xno] = id%10 + '0';
2037 id /= 10;
2038 }
2039
2040 for(pattern[len-6]='a'; pattern[len-6]<='z'; pattern[len-6]++) {
2041 if(GetFileAttributesW(pattern) == INVALID_FILE_ATTRIBUTES)
2042 return 0;
2043 }
2044
2045 pattern[0] = 0;
2046 *MSVCRT__errno() = MSVCRT_EEXIST;
2047 return MSVCRT_EEXIST;
2048 }
2049
2050 /*********************************************************************
2051 * _wmktemp (MSVCRT.@)
2052 */
2053 wchar_t * CDECL MSVCRT__wmktemp(wchar_t *pattern)
2054 {
2055 int numX = 0;
2056 wchar_t *retVal = pattern;
2057 int id;
2058 wchar_t letter = 'a';
2059
2060 if(!pattern)
2061 return NULL;
2062
2063 while(*pattern)
2064 numX = (*pattern++ == 'X')? numX + 1 : 0;
2065 if (numX < 6)
2066 return NULL;
2067 pattern--;
2068 id = GetCurrentProcessId();
2069 numX = 6;
2070 while(numX--)
2071 {
2072 int tempNum = id / 10;
2073 *pattern-- = id - (tempNum * 10) + '0';
2074 id = tempNum;
2075 }
2076 pattern++;
2077 do
2078 {
2079 if (GetFileAttributesW(retVal) == INVALID_FILE_ATTRIBUTES)
2080 return retVal;
2081 *pattern = letter++;
2082 } while(letter != '|');
2083 return NULL;
2084 }
2085
2086 static unsigned split_oflags(unsigned oflags)
2087 {
2088 int wxflags = 0;
2089 unsigned unsupp; /* until we support everything */
2090
2091 if (oflags & MSVCRT__O_APPEND) wxflags |= WX_APPEND;
2092 if (oflags & MSVCRT__O_BINARY) {/* Nothing to do */}
2093 else if (oflags & MSVCRT__O_TEXT) wxflags |= WX_TEXT;
2094 else if (oflags & MSVCRT__O_WTEXT) wxflags |= WX_TEXT;
2095 else if (oflags & MSVCRT__O_U16TEXT) wxflags |= WX_TEXT;
2096 else if (oflags & MSVCRT__O_U8TEXT) wxflags |= WX_TEXT;
2097 else if (*MSVCRT___p__fmode() & MSVCRT__O_BINARY) {/* Nothing to do */}
2098 else wxflags |= WX_TEXT; /* default to TEXT*/
2099 if (oflags & MSVCRT__O_NOINHERIT) wxflags |= WX_DONTINHERIT;
2100
2101 if ((unsupp = oflags & ~(
2102 MSVCRT__O_BINARY|MSVCRT__O_TEXT|MSVCRT__O_APPEND|
2103 MSVCRT__O_TRUNC|MSVCRT__O_EXCL|MSVCRT__O_CREAT|
2104 MSVCRT__O_RDWR|MSVCRT__O_WRONLY|MSVCRT__O_TEMPORARY|
2105 MSVCRT__O_NOINHERIT|
2106 MSVCRT__O_SEQUENTIAL|MSVCRT__O_RANDOM|MSVCRT__O_SHORT_LIVED|
2107 MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT
2108 )))
2109 ERR(":unsupported oflags 0x%04x\n",unsupp);
2110
2111 return wxflags;
2112 }
2113
2114 /*********************************************************************
2115 * _pipe (MSVCRT.@)
2116 */
2117 int CDECL MSVCRT__pipe(int *pfds, unsigned int psize, int textmode)
2118 {
2119 int ret = -1;
2120 SECURITY_ATTRIBUTES sa;
2121 HANDLE readHandle, writeHandle;
2122
2123 if (!pfds)
2124 {
2125 *MSVCRT__errno() = MSVCRT_EINVAL;
2126 return -1;
2127 }
2128
2129 sa.nLength = sizeof(SECURITY_ATTRIBUTES);
2130 sa.bInheritHandle = !(textmode & MSVCRT__O_NOINHERIT);
2131 sa.lpSecurityDescriptor = NULL;
2132 if (CreatePipe(&readHandle, &writeHandle, &sa, psize))
2133 {
2134 unsigned int wxflags = split_oflags(textmode);
2135 int fd;
2136
2137 fd = msvcrt_alloc_fd(readHandle, wxflags|WX_PIPE);
2138 if (fd != -1)
2139 {
2140 pfds[0] = fd;
2141 fd = msvcrt_alloc_fd(writeHandle, wxflags|WX_PIPE);
2142 if (fd != -1)
2143 {
2144 pfds[1] = fd;
2145 ret = 0;
2146 }
2147 else
2148 {
2149 MSVCRT__close(pfds[0]);
2150 CloseHandle(writeHandle);
2151 *MSVCRT__errno() = MSVCRT_EMFILE;
2152 }
2153 }
2154 else
2155 {
2156 CloseHandle(readHandle);
2157 CloseHandle(writeHandle);
2158 *MSVCRT__errno() = MSVCRT_EMFILE;
2159 }
2160 }
2161 else
2162 msvcrt_set_errno(GetLastError());
2163
2164 return ret;
2165 }
2166
2167 static int check_bom(HANDLE h, int oflags, BOOL seek)
2168 {
2169 char bom[sizeof(utf8_bom)];
2170 DWORD r;
2171
2172 if (!ReadFile(h, bom, sizeof(utf8_bom), &r, NULL))
2173 return oflags;
2174
2175 if (r==sizeof(utf8_bom) && !memcmp(bom, utf8_bom, sizeof(utf8_bom))) {
2176 oflags = (oflags & ~(MSVCRT__O_WTEXT | MSVCRT__O_U16TEXT)) | MSVCRT__O_U8TEXT;
2177 }else if (r>=sizeof(utf16_bom) && !memcmp(bom, utf16_bom, sizeof(utf16_bom))) {
2178 if (seek && r>2)
2179 SetFilePointer(h, 2, NULL, FILE_BEGIN);
2180 oflags = (oflags & ~(MSVCRT__O_WTEXT | MSVCRT__O_U8TEXT)) | MSVCRT__O_U16TEXT;
2181 }else if (seek) {
2182 SetFilePointer(h, 0, NULL, FILE_BEGIN);
2183 }
2184
2185 return oflags;
2186 }
2187
2188 /*********************************************************************
2189 * _wsopen_dispatch (UCRTBASE.@)
2190 */
2191 int CDECL MSVCRT__wsopen_dispatch( const wchar_t* path, int oflags, int shflags, int pmode,
2192 int *fd, int secure )
2193 {
2194 DWORD access = 0, creation = 0, attrib;
2195 SECURITY_ATTRIBUTES sa;
2196 DWORD sharing, type;
2197 int wxflag;
2198 HANDLE hand;
2199
2200 TRACE("path: (%s) oflags: 0x%04x shflags: 0x%04x pmode: 0x%04x fd*: %p secure: %d\n",
2201 debugstr_w(path), oflags, shflags, pmode, fd, secure);
2202
2203 if (!MSVCRT_CHECK_PMT( fd != NULL )) return MSVCRT_EINVAL;
2204
2205 *fd = -1;
2206 wxflag = split_oflags(oflags);
2207 switch (oflags & (MSVCRT__O_RDONLY | MSVCRT__O_WRONLY | MSVCRT__O_RDWR))
2208 {
2209 case MSVCRT__O_RDONLY: access |= GENERIC_READ; break;
2210 case MSVCRT__O_WRONLY: access |= GENERIC_WRITE; break;
2211 case MSVCRT__O_RDWR: access |= GENERIC_WRITE | GENERIC_READ; break;
2212 }
2213
2214 if (oflags & MSVCRT__O_CREAT)
2215 {
2216 if (secure && !MSVCRT_CHECK_PMT(!(pmode & ~(MSVCRT__S_IREAD | MSVCRT__S_IWRITE))))
2217 return MSVCRT_EINVAL;
2218
2219 if (oflags & MSVCRT__O_EXCL)
2220 creation = CREATE_NEW;
2221 else if (oflags & MSVCRT__O_TRUNC)
2222 creation = CREATE_ALWAYS;
2223 else
2224 creation = OPEN_ALWAYS;
2225 }
2226 else /* no MSVCRT__O_CREAT */
2227 {
2228 if (oflags & MSVCRT__O_TRUNC)
2229 creation = TRUNCATE_EXISTING;
2230 else
2231 creation = OPEN_EXISTING;
2232 }
2233
2234 switch( shflags )
2235 {
2236 case MSVCRT__SH_DENYRW:
2237 sharing = 0L;
2238 break;
2239 case MSVCRT__SH_DENYWR:
2240 sharing = FILE_SHARE_READ;
2241 break;
2242 case MSVCRT__SH_DENYRD:
2243 sharing = FILE_SHARE_WRITE;
2244 break;
2245 case MSVCRT__SH_DENYNO:
2246 sharing = FILE_SHARE_READ | FILE_SHARE_WRITE;
2247 break;
2248 default:
2249 ERR( "Unhandled shflags 0x%x\n", shflags );
2250 return MSVCRT_EINVAL;
2251 }
2252
2253 if (!(pmode & ~MSVCRT_umask & MSVCRT__S_IWRITE))
2254 attrib = FILE_ATTRIBUTE_READONLY;
2255 else
2256 attrib = FILE_ATTRIBUTE_NORMAL;
2257
2258 if (oflags & MSVCRT__O_TEMPORARY)
2259 {
2260 attrib |= FILE_FLAG_DELETE_ON_CLOSE;
2261 access |= DELETE;
2262 sharing |= FILE_SHARE_DELETE;
2263 }
2264
2265 sa.nLength = sizeof( SECURITY_ATTRIBUTES );
2266 sa.lpSecurityDescriptor = NULL;
2267 sa.bInheritHandle = !(oflags & MSVCRT__O_NOINHERIT);
2268
2269 if ((oflags&(MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT))
2270 && (creation==OPEN_ALWAYS || creation==OPEN_EXISTING)
2271 && !(access&GENERIC_READ))
2272 {
2273 hand = CreateFileW(path, GENERIC_READ, FILE_SHARE_READ|FILE_SHARE_WRITE,
2274 &sa, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0);
2275 if (hand != INVALID_HANDLE_VALUE)
2276 {
2277 oflags = check_bom(hand, oflags, FALSE);
2278 CloseHandle(hand);
2279 }
2280 }
2281
2282 hand = CreateFileW(path, access, sharing, &sa, creation, attrib, 0);
2283 if (hand == INVALID_HANDLE_VALUE) {
2284 WARN(":failed-last error (%d)\n",GetLastError());
2285 msvcrt_set_errno(GetLastError());
2286 return *MSVCRT__errno();
2287 }
2288
2289 if (oflags & (MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT))
2290 {
2291 LARGE_INTEGER size = {{0}};
2292
2293 if ((access & GENERIC_WRITE) && (creation==OPEN_EXISTING || creation==OPEN_ALWAYS))
2294 GetFileSizeEx(hand, &size);
2295
2296 if ((access & GENERIC_WRITE) && (creation==CREATE_NEW
2297 || creation==CREATE_ALWAYS || creation==TRUNCATE_EXISTING
2298 || ((creation==OPEN_EXISTING || creation==OPEN_ALWAYS) && !size.QuadPart)))
2299 {
2300 if (oflags & MSVCRT__O_U8TEXT)
2301 {
2302 DWORD written = 0, tmp;
2303
2304 while(written!=sizeof(utf8_bom) && WriteFile(hand, (char*)utf8_bom+written,
2305 sizeof(utf8_bom)-written, &tmp, NULL))
2306 written += tmp;
2307 if (written != sizeof(utf8_bom)) {
2308 WARN("error writing BOM\n");
2309 CloseHandle(hand);
2310 msvcrt_set_errno(GetLastError());
2311 return *MSVCRT__errno();
2312 }
2313 }
2314 else
2315 {
2316 DWORD written = 0, tmp;
2317
2318 while(written!=sizeof(utf16_bom) && WriteFile(hand, (char*)utf16_bom+written,
2319 sizeof(utf16_bom)-written, &tmp, NULL))
2320 written += tmp;
2321 if (written != sizeof(utf16_bom))
2322 {
2323 WARN("error writing BOM\n");
2324 CloseHandle(hand);
2325 msvcrt_set_errno(GetLastError());
2326 return *MSVCRT__errno();
2327 }
2328 }
2329 }
2330 else if (access & GENERIC_READ)
2331 oflags = check_bom(hand, oflags, TRUE);
2332 }
2333
2334 type = GetFileType(hand);
2335 if (type == FILE_TYPE_CHAR)
2336 wxflag |= WX_TTY;
2337 else if (type == FILE_TYPE_PIPE)
2338 wxflag |= WX_PIPE;
2339
2340 *fd = msvcrt_alloc_fd(hand, wxflag);
2341 if (*fd == -1)
2342 return *MSVCRT__errno();
2343
2344 if (oflags & MSVCRT__O_WTEXT)
2345 get_ioinfo_nolock(*fd)->exflag |= EF_UTF16|EF_UNK_UNICODE;
2346 else if (oflags & MSVCRT__O_U16TEXT)
2347 get_ioinfo_nolock(*fd)->exflag |= EF_UTF16;
2348 else if (oflags & MSVCRT__O_U8TEXT)
2349 get_ioinfo_nolock(*fd)->exflag |= EF_UTF8;
2350
2351 TRACE(":fd (%d) handle (%p)\n", *fd, hand);
2352 return 0;
2353 }
2354
2355
2356 /*********************************************************************
2357 * _wsopen_s (MSVCRT.@)
2358 */
2359 int CDECL MSVCRT__wsopen_s( int *fd, const wchar_t* path, int oflags, int shflags, int pmode )
2360 {
2361 return MSVCRT__wsopen_dispatch( path, oflags, shflags, pmode, fd, 1 );
2362 }
2363
2364 /*********************************************************************
2365 * _wsopen (MSVCRT.@)
2366 */
2367 int WINAPIV MSVCRT__wsopen( const wchar_t *path, int oflags, int shflags, ... )
2368 {
2369 int pmode;
2370 int fd;
2371
2372 if (oflags & MSVCRT__O_CREAT)
2373 {
2374 __ms_va_list ap;
2375
2376 __ms_va_start(ap, shflags);
2377 pmode = va_arg(ap, int);
2378 __ms_va_end(ap);
2379 }
2380 else
2381 pmode = 0;
2382
2383 return MSVCRT__wsopen_dispatch(path, oflags, shflags, pmode, &fd, 0) ? -1 : fd;
2384 }
2385
2386
2387 /*********************************************************************
2388 * _sopen_dispatch (UCRTBASE.@)
2389 */
2390 int CDECL MSVCRT__sopen_dispatch( const char *path, int oflags, int shflags,
2391 int pmode, int *fd, int secure)
2392 {
2393 wchar_t *pathW;
2394 int ret;
2395
2396 if (!MSVCRT_CHECK_PMT(fd != NULL))
2397 return MSVCRT_EINVAL;
2398 *fd = -1;
2399 if(!MSVCRT_CHECK_PMT(path && (pathW = msvcrt_wstrdupa(path))))
2400 return MSVCRT_EINVAL;
2401
2402 ret = MSVCRT__wsopen_dispatch(pathW, oflags, shflags, pmode, fd, secure);
2403 MSVCRT_free(pathW);
2404 return ret;
2405 }
2406
2407 /*********************************************************************
2408 * _sopen_s (MSVCRT.@)
2409 */
2410 int CDECL MSVCRT__sopen_s( int *fd, const char *path, int oflags, int shflags, int pmode )
2411 {
2412 return MSVCRT__sopen_dispatch(path, oflags, shflags, pmode, fd, 1);
2413 }
2414
2415 /*********************************************************************
2416 * _sopen (MSVCRT.@)
2417 */
2418 int WINAPIV MSVCRT__sopen( const char *path, int oflags, int shflags, ... )
2419 {
2420 int pmode;
2421 int fd;
2422
2423 if (oflags & MSVCRT__O_CREAT)
2424 {
2425 __ms_va_list ap;
2426
2427 __ms_va_start(ap, shflags);
2428 pmode = va_arg(ap, int);
2429 __ms_va_end(ap);
2430 }
2431 else
2432 pmode = 0;
2433
2434 return MSVCRT__sopen_dispatch(path, oflags, shflags, pmode, &fd, 0) ? -1 : fd;
2435 }
2436
2437 /*********************************************************************
2438 * _open (MSVCRT.@)
2439 */
2440 int WINAPIV MSVCRT__open( const char *path, int flags, ... )
2441 {
2442 __ms_va_list ap;
2443
2444 if (flags & MSVCRT__O_CREAT)
2445 {
2446 int pmode;
2447 __ms_va_start(ap, flags);
2448 pmode = va_arg(ap, int);
2449 __ms_va_end(ap);
2450 return MSVCRT__sopen( path, flags, MSVCRT__SH_DENYNO, pmode );
2451 }
2452 else
2453 return MSVCRT__sopen( path, flags, MSVCRT__SH_DENYNO);
2454 }
2455
2456 /*********************************************************************
2457 * _wopen (MSVCRT.@)
2458 */
2459 int WINAPIV MSVCRT__wopen(const wchar_t *path,int flags,...)
2460 {
2461 __ms_va_list ap;
2462
2463 if (flags & MSVCRT__O_CREAT)
2464 {
2465 int pmode;
2466 __ms_va_start(ap, flags);
2467 pmode = va_arg(ap, int);
2468 __ms_va_end(ap);
2469 return MSVCRT__wsopen( path, flags, MSVCRT__SH_DENYNO, pmode );
2470 }
2471 else
2472 return MSVCRT__wsopen( path, flags, MSVCRT__SH_DENYNO);
2473 }
2474
2475 /*********************************************************************
2476 * _creat (MSVCRT.@)
2477 */
2478 int CDECL MSVCRT__creat(const char *path, int pmode)
2479 {
2480 int flags = MSVCRT__O_CREAT | MSVCRT__O_TRUNC | MSVCRT__O_RDWR;
2481 return MSVCRT__open(path, flags, pmode);
2482 }
2483
2484 /*********************************************************************
2485 * _wcreat (MSVCRT.@)
2486 */
2487 int CDECL MSVCRT__wcreat(const wchar_t *path, int pmode)
2488 {
2489 int flags = MSVCRT__O_CREAT | MSVCRT__O_TRUNC | MSVCRT__O_RDWR;
2490 return MSVCRT__wopen(path, flags, pmode);
2491 }
2492
2493 /*********************************************************************
2494 * _open_osfhandle (MSVCRT.@)
2495 */
2496 int CDECL MSVCRT__open_osfhandle(intptr_t handle, int oflags)
2497 {
2498 DWORD flags;
2499 int fd;
2500
2501 /* MSVCRT__O_RDONLY (0) always matches, so set the read flag
2502 * MFC's CStdioFile clears O_RDONLY (0)! if it wants to write to the
2503 * file, so set the write flag. It also only sets MSVCRT__O_TEXT if it wants
2504 * text - it never sets MSVCRT__O_BINARY.
2505 */
2506 /* don't let split_oflags() decide the mode if no mode is passed */
2507 if (!(oflags & (MSVCRT__O_BINARY | MSVCRT__O_TEXT)))
2508 oflags |= MSVCRT__O_BINARY;
2509
2510 flags = GetFileType((HANDLE)handle);
2511 if (flags==FILE_TYPE_UNKNOWN && GetLastError()!=NO_ERROR)
2512 {
2513 msvcrt_set_errno(GetLastError());
2514 return -1;
2515 }
2516
2517 if (flags == FILE_TYPE_CHAR)
2518 flags = WX_TTY;
2519 else if (flags == FILE_TYPE_PIPE)
2520 flags = WX_PIPE;
2521 else
2522 flags = 0;
2523 flags |= split_oflags(oflags);
2524
2525 fd = msvcrt_alloc_fd((HANDLE)handle, flags);
2526 TRACE(":handle (%Iu) fd (%d) flags 0x%08x\n", handle, fd, flags);
2527 return fd;
2528 }
2529
2530 /*********************************************************************
2531 * _rmtmp (MSVCRT.@)
2532 */
2533 int CDECL MSVCRT__rmtmp(void)
2534 {
2535 int num_removed = 0, i;
2536 MSVCRT_FILE *file;
2537
2538 LOCK_FILES();
2539 for (i = 3; i < MSVCRT_stream_idx; i++) {
2540 file = msvcrt_get_file(i);
2541
2542 if (file->_tmpfname)
2543 {
2544 MSVCRT_fclose(file);
2545 num_removed++;
2546 }
2547 }
2548 UNLOCK_FILES();
2549
2550 if (num_removed)
2551 TRACE(":removed (%d) temp files\n",num_removed);
2552 return num_removed;
2553 }
2554
2555 static inline int get_utf8_char_len(char ch)
2556 {
2557 if((ch&0xf8) == 0xf0)
2558 return 4;
2559 else if((ch&0xf0) == 0xe0)
2560 return 3;
2561 else if((ch&0xe0) == 0xc0)
2562 return 2;
2563 return 1;
2564 }
2565
2566 /*********************************************************************
2567 * (internal) read_utf8
2568 */
2569 static int read_utf8(ioinfo *fdinfo, wchar_t *buf, unsigned int count)
2570 {
2571 HANDLE hand = fdinfo->handle;
2572 char min_buf[4], *readbuf, lookahead;
2573 DWORD readbuf_size, pos=0, num_read=1, char_len, i, j;
2574
2575 /* make the buffer big enough to hold at least one character */
2576 /* read bytes have to fit to output and lookahead buffers */
2577 count /= 2;
2578 readbuf_size = count < 4 ? 4 : count;
2579 if(readbuf_size<=4 || !(readbuf = MSVCRT_malloc(readbuf_size))) {
2580 readbuf_size = 4;
2581 readbuf = min_buf;
2582 }
2583
2584 if(fdinfo->lookahead[0] != '\n') {
2585 readbuf[pos++] = fdinfo->lookahead[0];
2586 fdinfo->lookahead[0] = '\n';
2587
2588 if(fdinfo->lookahead[1] != '\n') {
2589 readbuf[pos++] = fdinfo->lookahead[1];
2590 fdinfo->lookahead[1] = '\n';
2591
2592 if(fdinfo->lookahead[2] != '\n') {
2593 readbuf[pos++] = fdinfo->lookahead[2];
2594 fdinfo->lookahead[2] = '\n';
2595 }
2596 }
2597 }
2598
2599 /* NOTE: this case is broken in native dll, reading
2600 * sometimes fails when small buffer is passed
2601 */
2602 if(count < 4) {
2603 if(!pos && !ReadFile(hand, readbuf, 1, &num_read, NULL)) {
2604 if (GetLastError() == ERROR_BROKEN_PIPE) {
2605 fdinfo->wxflag |= WX_ATEOF;
2606 return 0;
2607 }else {
2608 msvcrt_set_errno(GetLastError());
2609 return -1;
2610 }
2611 }else if(!num_read) {
2612 fdinfo->wxflag |= WX_ATEOF;
2613 return 0;
2614 }else {
2615 pos++;
2616 }
2617
2618 char_len = get_utf8_char_len(readbuf[0]);
2619 if(char_len>pos) {
2620 if(ReadFile(hand, readbuf+pos, char_len-pos, &num_read, NULL))
2621 pos += num_read;
2622 }
2623
2624 if(readbuf[0] == '\n')
2625 fdinfo->wxflag |= WX_READNL;
2626 else
2627 fdinfo->wxflag &= ~WX_READNL;
2628
2629 if(readbuf[0] == 0x1a) {
2630 fdinfo->wxflag |= WX_ATEOF;
2631 return 0;
2632 }
2633
2634 if(readbuf[0] == '\r') {
2635 if(!ReadFile(hand, &lookahead, 1, &num_read, NULL) || num_read!=1)
2636 buf[0] = '\r';
2637 else if(lookahead == '\n')
2638 buf[0] = '\n';
2639 else {
2640 buf[0] = '\r';
2641 if(fdinfo->wxflag & (WX_PIPE | WX_TTY))
2642 fdinfo->lookahead[0] = lookahead;
2643 else
2644 SetFilePointer(fdinfo->handle, -1, NULL, FILE_CURRENT);
2645 }
2646 return 2;
2647 }
2648
2649 if(!(num_read = MultiByteToWideChar(CP_UTF8, 0, readbuf, pos, buf, count))) {
2650 msvcrt_set_errno(GetLastError());
2651 return -1;
2652 }
2653
2654 return num_read*2;
2655 }
2656
2657 if(!ReadFile(hand, readbuf+pos, readbuf_size-pos, &num_read, NULL)) {
2658 if(pos) {
2659 num_read = 0;
2660 }else if(GetLastError() == ERROR_BROKEN_PIPE) {
2661 fdinfo->wxflag |= WX_ATEOF;
2662 if (readbuf != min_buf) MSVCRT_free(readbuf);
2663 return 0;
2664 }else {
2665 msvcrt_set_errno(GetLastError());
2666 if (readbuf != min_buf) MSVCRT_free(readbuf);
2667 return -1;
2668 }
2669 }else if(!pos && !num_read) {
2670 fdinfo->wxflag |= WX_ATEOF;
2671 if (readbuf != min_buf) MSVCRT_free(readbuf);
2672 return 0;
2673 }
2674
2675 pos += num_read;
2676 if(readbuf[0] == '\n')
2677 fdinfo->wxflag |= WX_READNL;
2678 else
2679 fdinfo->wxflag &= ~WX_READNL;
2680
2681 /* Find first byte of last character (may be incomplete) */
2682 for(i=pos-1; i>0 && i>pos-4; i--)
2683 if((readbuf[i]&0xc0) != 0x80)
2684 break;
2685 char_len = get_utf8_char_len(readbuf[i]);
2686 if(char_len+i <= pos)
2687 i += char_len;
2688
2689 if(fdinfo->wxflag & (WX_PIPE | WX_TTY)) {
2690 if(i < pos)
2691 fdinfo->lookahead[0] = readbuf[i];
2692 if(i+1 < pos)
2693 fdinfo->lookahead[1] = readbuf[i+1];
2694 if(i+2 < pos)
2695 fdinfo->lookahead[2] = readbuf[i+2];
2696 }else if(i < pos) {
2697 SetFilePointer(fdinfo->handle, i-pos, NULL, FILE_CURRENT);
2698 }
2699 pos = i;
2700
2701 for(i=0, j=0; i<pos; i++) {
2702 if(readbuf[i] == 0x1a) {
2703 fdinfo->wxflag |= WX_ATEOF;
2704 break;
2705 }
2706
2707 /* strip '\r' if followed by '\n' */
2708 if(readbuf[i] == '\r' && i+1==pos) {
2709 if(fdinfo->lookahead[0] != '\n' || !ReadFile(hand, &lookahead, 1, &num_read, NULL) || !num_read) {
2710 readbuf[j++] = '\r';
2711 }else if(lookahead == '\n' && j==0) {
2712 readbuf[j++] = '\n';
2713 }else {
2714 if(lookahead != '\n')
2715 readbuf[j++] = '\r';
2716
2717 if(fdinfo->wxflag & (WX_PIPE | WX_TTY))
2718 fdinfo->lookahead[0] = lookahead;
2719 else
2720 SetFilePointer(fdinfo->handle, -1, NULL, FILE_CURRENT);
2721 }
2722 }else if(readbuf[i]!='\r' || readbuf[i+1]!='\n') {
2723 readbuf[j++] = readbuf[i];
2724 }
2725 }
2726 pos = j;
2727
2728 if(!(num_read = MultiByteToWideChar(CP_UTF8, 0, readbuf, pos, buf, count))) {
2729 msvcrt_set_errno(GetLastError());
2730 if (readbuf != min_buf) MSVCRT_free(readbuf);
2731 return -1;
2732 }
2733
2734 if (readbuf != min_buf) MSVCRT_free(readbuf);
2735 return num_read*2;
2736 }
2737
2738 /*********************************************************************
2739 * (internal) read_i
2740 *
2741 * When reading \r as last character in text mode, read() positions
2742 * the file pointer on the \r character while getc() goes on to
2743 * the following \n
2744 */
2745 static int read_i(int fd, ioinfo *fdinfo, void *buf, unsigned int count)
2746 {
2747 DWORD num_read, utf16;
2748 char *bufstart = buf;
2749
2750 if (count == 0)
2751 return 0;
2752
2753 if (fdinfo->wxflag & WX_ATEOF) {
2754 TRACE("already at EOF, returning 0\n");
2755 return 0;
2756 }
2757 /* Don't trace small reads, it gets *very* annoying */
2758 if (count > 4)
2759 TRACE(":fd (%d) handle (%p) buf (%p) len (%d)\n", fd, fdinfo->handle, buf, count);
2760 if (fdinfo->handle == INVALID_HANDLE_VALUE)
2761 {
2762 *MSVCRT__errno() = MSVCRT_EBADF;
2763 return -1;
2764 }
2765
2766 utf16 = (fdinfo->exflag & EF_UTF16) != 0;
2767 if (((fdinfo->exflag&EF_UTF8) || utf16) && count&1)
2768 {
2769 *MSVCRT__errno() = MSVCRT_EINVAL;
2770 return -1;
2771 }
2772
2773 if((fdinfo->wxflag&WX_TEXT) && (fdinfo->exflag&EF_UTF8))
2774 return read_utf8(fdinfo, buf, count);
2775
2776 if (fdinfo->lookahead[0]!='\n' || ReadFile(fdinfo->handle, bufstart, count, &num_read, NULL))
2777 {
2778 if (fdinfo->lookahead[0] != '\n')
2779 {
2780 bufstart[0] = fdinfo->lookahead[0];
2781 fdinfo->lookahead[0] = '\n';
2782
2783 if (utf16)
2784 {
2785 bufstart[1] = fdinfo->lookahead[1];
2786 fdinfo->lookahead[1] = '\n';
2787 }
2788
2789 if(count>1+utf16 && ReadFile(fdinfo->handle, bufstart+1+utf16, count-1-utf16, &num_read, NULL))
2790 num_read += 1+utf16;
2791 else
2792 num_read = 1+utf16;
2793 }
2794
2795 if(utf16 && (num_read&1))
2796 {
2797 /* msvcr90 uses uninitialized value from the buffer in this case */
2798 /* msvcrt ignores additional data */
2799 ERR("got odd number of bytes in UTF16 mode\n");
2800 num_read--;
2801 }
2802
2803 if (count != 0 && num_read == 0)
2804 {
2805 fdinfo->wxflag |= WX_ATEOF;
2806 TRACE(":EOF %s\n",debugstr_an(buf,num_read));
2807 }
2808 else if (fdinfo->wxflag & WX_TEXT)
2809 {
2810 DWORD i, j;
2811
2812 if (bufstart[0]=='\n' && (!utf16 || bufstart[1]==0))
2813 fdinfo->wxflag |= WX_READNL;
2814 else
2815 fdinfo->wxflag &= ~WX_READNL;
2816
2817 for (i=0, j=0; i<num_read; i+=1+utf16)
2818 {
2819 /* in text mode, a ctrl-z signals EOF */
2820 if (bufstart[i]==0x1a && (!utf16 || bufstart[i+1]==0))
2821 {
2822 fdinfo->wxflag |= WX_ATEOF;
2823 TRACE(":^Z EOF %s\n",debugstr_an(buf,num_read));
2824 break;
2825 }
2826
2827 /* in text mode, strip \r if followed by \n */
2828 if (bufstart[i]=='\r' && (!utf16 || bufstart[i+1]==0) && i+1+utf16==num_read)
2829 {
2830 char lookahead[2];
2831 DWORD len;
2832
2833 lookahead[1] = '\n';
2834 if (ReadFile(fdinfo->handle, lookahead, 1+utf16, &len, NULL) && len)
2835 {
2836 if(lookahead[0]=='\n' && (!utf16 || lookahead[1]==0) && j==0)
2837 {
2838 bufstart[j++] = '\n';
2839 if(utf16) bufstart[j++] = 0;
2840 }
2841 else
2842 {
2843 if(lookahead[0]!='\n' || (utf16 && lookahead[1]!=0))
2844 {
2845 bufstart[j++] = '\r';
2846 if(utf16) bufstart[j++] = 0;
2847 }
2848
2849 if (fdinfo->wxflag & (WX_PIPE | WX_TTY))
2850 {
2851 if (lookahead[0]=='\n' && (!utf16 || !lookahead[1]))
2852 {
2853 bufstart[j++] = '\n';
2854 if (utf16) bufstart[j++] = 0;
2855 }
2856 else
2857 {
2858 fdinfo->lookahead[0] = lookahead[0];
2859 fdinfo->lookahead[1] = lookahead[1];
2860 }
2861 }
2862 else
2863 SetFilePointer(fdinfo->handle, -1-utf16, NULL, FILE_CURRENT);
2864 }
2865 }
2866 else
2867 {
2868 bufstart[j++] = '\r';
2869 if(utf16) bufstart[j++] = 0;
2870 }
2871 }
2872 else if((bufstart[i]!='\r' || (utf16 && bufstart[i+1]!=0))
2873 || (bufstart[i+1+utf16]!='\n' || (utf16 && bufstart[i+3]!=0)))
2874 {
2875 bufstart[j++] = bufstart[i];
2876 if(utf16) bufstart[j++] = bufstart[i+1];
2877 }
2878 }
2879 num_read = j;
2880 }
2881 }
2882 else
2883 {
2884 if (GetLastError() == ERROR_BROKEN_PIPE)
2885 {
2886 TRACE(":end-of-pipe\n");
2887 fdinfo->wxflag |= WX_ATEOF;
2888 return 0;
2889 }
2890 else
2891 {
2892 TRACE(":failed-last error (%d)\n",GetLastError());
2893 msvcrt_set_errno(GetLastError());
2894 return -1;
2895 }
2896 }
2897
2898 if (count > 4)
2899 TRACE("(%u), %s\n",num_read,debugstr_an(buf, num_read));
2900 return num_read;
2901 }
2902
2903 /*********************************************************************
2904 * _read (MSVCRT.@)
2905 */
2906 int CDECL MSVCRT__read(int fd, void *buf, unsigned int count)
2907 {
2908 ioinfo *info;
2909 int num_read;
2910
2911 if(fd == MSVCRT_NO_CONSOLE_FD) {
2912 *MSVCRT__errno() = MSVCRT_EBADF;
2913 return -1;
2914 }
2915
2916 info = get_ioinfo(fd);
2917 num_read = read_i(fd, info, buf, count);
2918 release_ioinfo(info);
2919 return num_read;
2920 }
2921
2922 /*********************************************************************
2923 * _setmode (MSVCRT.@)
2924 */
2925 int CDECL MSVCRT__setmode(int fd,int mode)
2926 {
2927 ioinfo *info = get_ioinfo(fd);
2928 int ret = info->wxflag & WX_TEXT ? MSVCRT__O_TEXT : MSVCRT__O_BINARY;
2929 if(ret==MSVCRT__O_TEXT && (info->exflag & (EF_UTF8|EF_UTF16)))
2930 ret = MSVCRT__O_WTEXT;
2931
2932 if(mode!=MSVCRT__O_TEXT && mode!=MSVCRT__O_BINARY && mode!=MSVCRT__O_WTEXT
2933 && mode!=MSVCRT__O_U16TEXT && mode!=MSVCRT__O_U8TEXT) {
2934 *MSVCRT__errno() = MSVCRT_EINVAL;
2935 release_ioinfo(info);
2936 return -1;
2937 }
2938
2939 if(info == &MSVCRT___badioinfo) {
2940 *MSVCRT__errno() = MSVCRT_EBADF;
2941 return MSVCRT_EOF;
2942 }
2943
2944 if(mode == MSVCRT__O_BINARY) {
2945 info->wxflag &= ~WX_TEXT;
2946 info->exflag &= ~(EF_UTF8|EF_UTF16);
2947 release_ioinfo(info);
2948 return ret;
2949 }
2950
2951 info->wxflag |= WX_TEXT;
2952 if(mode == MSVCRT__O_TEXT)
2953 info->exflag &= ~(EF_UTF8|EF_UTF16);
2954 else if(mode == MSVCRT__O_U8TEXT)
2955 info->exflag = (info->exflag & ~EF_UTF16) | EF_UTF8;
2956 else
2957 info->exflag = (info->exflag & ~EF_UTF8) | EF_UTF16;
2958
2959 release_ioinfo(info);
2960 return ret;
2961 }
2962
2963 /*********************************************************************
2964 * _stat64 (MSVCRT.@)
2965 */
2966 int CDECL MSVCRT_stat64(const char* path, struct MSVCRT__stat64 * buf)
2967 {
2968 DWORD dw;
2969 WIN32_FILE_ATTRIBUTE_DATA hfi;
2970 unsigned short mode = ALL_S_IREAD;
2971 int plen;
2972
2973 TRACE(":file (%s) buf(%p)\n",path,buf);
2974
2975 plen = strlen(path);
2976 while (plen && path[plen-1]==' ')
2977 plen--;
2978
2979 if (plen==2 && path[1]==':')
2980 {
2981 *MSVCRT__errno() = MSVCRT_ENOENT;
2982 return -1;
2983 }
2984
2985 #if _MSVCR_VER<140
2986 if (plen>=2 && path[plen-2]!=':' && (path[plen-1]=='\\' || path[plen-1]=='/'))
2987 {
2988 *MSVCRT__errno() = MSVCRT_ENOENT;
2989 return -1;
2990 }
2991 #endif
2992
2993 if (!GetFileAttributesExA(path, GetFileExInfoStandard, &hfi))
2994 {
2995 TRACE("failed (%d)\n",GetLastError());
2996 *MSVCRT__errno() = MSVCRT_ENOENT;
2997 return -1;
2998 }
2999
3000 memset(buf,0,sizeof(struct MSVCRT__stat64));
3001
3002 /* FIXME: rdev isn't drive num, despite what the docs say-what is it?
3003 Bon 011120: This FIXME seems incorrect
3004 Also a letter as first char isn't enough to be classified
3005 as a drive letter
3006 */
3007 if (MSVCRT_isalpha(*path)&& (*(path+1)==':'))
3008 buf->st_dev = buf->st_rdev = MSVCRT__toupper_l(*path, NULL) - 'A'; /* drive num */
3009 else
3010 buf->st_dev = buf->st_rdev = MSVCRT__getdrive() - 1;
3011
3012 /* Dir, or regular file? */
3013 if (hfi.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
3014 mode |= (MSVCRT__S_IFDIR | ALL_S_IEXEC);
3015 else
3016 {
3017 mode |= MSVCRT__S_IFREG;
3018 /* executable? */
3019 if (plen > 6 && path[plen-4] == '.') /* shortest exe: "\x.exe" */
3020 {
3021 unsigned int ext = MSVCRT__tolower_l(path[plen-1], NULL) |
3022 (MSVCRT__tolower_l(path[plen-2], NULL) << 8) |
3023 (MSVCRT__tolower_l(path[plen-3], NULL) << 16);
3024 if (ext == EXE || ext == BAT || ext == CMD || ext == COM)
3025 mode |= ALL_S_IEXEC;
3026 }
3027 }
3028
3029 if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY))
3030 mode |= ALL_S_IWRITE;
3031
3032 buf->st_mode = mode;
3033 buf->st_nlink = 1;
3034 buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow;
3035 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw);
3036 buf->st_atime = dw;
3037 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw);
3038 buf->st_mtime = buf->st_ctime = dw;
3039 TRACE("%d %d 0x%08x%08x %d %d %d\n", buf->st_mode,buf->st_nlink,
3040 (int)(buf->st_size >> 32),(int)buf->st_size,
3041 (int)buf->st_atime,(int)buf->st_mtime,(int)buf->st_ctime);
3042 return 0;
3043 }
3044
3045 /*********************************************************************
3046 * _stati64 (MSVCRT.@)
3047 */
3048 int CDECL MSVCRT_stati64(const char* path, struct MSVCRT__stati64 * buf)
3049 {
3050 int ret;
3051 struct MSVCRT__stat64 buf64;
3052
3053 ret = MSVCRT_stat64(path, &buf64);
3054 if (!ret)
3055 msvcrt_stat64_to_stati64(&buf64, buf);
3056 return ret;
3057 }
3058
3059 /*********************************************************************
3060 * _stat (MSVCRT.@)
3061 */
3062 int CDECL MSVCRT_stat(const char* path, struct MSVCRT__stat * buf)
3063 {
3064 int ret;
3065 struct MSVCRT__stat64 buf64;
3066
3067 ret = MSVCRT_stat64( path, &buf64);
3068 if (!ret)
3069 msvcrt_stat64_to_stat(&buf64, buf);
3070 return ret;
3071 }
3072
3073 #if _MSVCR_VER >= 80
3074
3075 /*********************************************************************
3076 * _stat32 (MSVCR80.@)
3077 */
3078 int CDECL MSVCRT__stat32(const char *path, struct MSVCRT__stat32 *buf)
3079 {
3080 int ret;
3081 struct MSVCRT__stat64 buf64;
3082
3083 ret = MSVCRT_stat64(path, &buf64);
3084 if (!ret)
3085 msvcrt_stat64_to_stat32(&buf64, buf);
3086 return ret;
3087 }
3088
3089 /*********************************************************************
3090 * _stat32i64 (MSVCR80.@)
3091 */
3092 int CDECL MSVCRT__stat32i64(const char *path, struct MSVCRT__stat32i64 *buf)
3093 {
3094 int ret;
3095 struct MSVCRT__stat64 buf64;
3096
3097 ret = MSVCRT_stat64(path, &buf64);
3098 if (!ret)
3099 msvcrt_stat64_to_stat32i64(&buf64, buf);
3100 return ret;
3101 }
3102
3103 /*********************************************************************
3104 * _stat64i32 (MSVCR80.@)
3105 */
3106 int CDECL MSVCRT__stat64i32(const char* path, struct MSVCRT__stat64i32 *buf)
3107 {
3108 int ret;
3109 struct MSVCRT__stat64 buf64;
3110
3111 ret = MSVCRT_stat64(path, &buf64);
3112 if (!ret)
3113 msvcrt_stat64_to_stat64i32(&buf64, buf);
3114 return ret;
3115 }
3116
3117 #endif /* _MSVCR_VER >= 80 */
3118
3119 /*********************************************************************
3120 * _wstat64 (MSVCRT.@)
3121 */
3122 int CDECL MSVCRT__wstat64(const wchar_t* path, struct MSVCRT__stat64 * buf)
3123 {
3124 DWORD dw;
3125 WIN32_FILE_ATTRIBUTE_DATA hfi;
3126 unsigned short mode = ALL_S_IREAD;
3127 int plen;
3128
3129 TRACE(":file (%s) buf(%p)\n",debugstr_w(path),buf);
3130
3131 plen = MSVCRT_wcslen(path);
3132 while (plen && path[plen-1]==' ')
3133 plen--;
3134
3135 if (plen==2 && path[1]==':')
3136 {
3137 *MSVCRT__errno() = MSVCRT_ENOENT;
3138 return -1;
3139 }
3140
3141 #if _MSVCR_VER<140
3142 if (plen>=2 && path[plen-2]!=':' && (path[plen-1]=='\\' || path[plen-1]=='/'))
3143 {
3144 *MSVCRT__errno() = MSVCRT_ENOENT;
3145 return -1;
3146 }
3147 #endif
3148
3149 if (!GetFileAttributesExW(path, GetFileExInfoStandard, &hfi))
3150 {
3151 TRACE("failed (%d)\n",GetLastError());
3152 *MSVCRT__errno() = MSVCRT_ENOENT;
3153 return -1;
3154 }
3155
3156 memset(buf,0,sizeof(struct MSVCRT__stat64));
3157
3158 /* FIXME: rdev isn't drive num, despite what the docs says-what is it? */
3159 if (MSVCRT_iswalpha(*path) && path[1] == ':')
3160 buf->st_dev = buf->st_rdev = MSVCRT_towupper(*path) - 'A'; /* drive num */
3161 else
3162 buf->st_dev = buf->st_rdev = MSVCRT__getdrive() - 1;
3163
3164 /* Dir, or regular file? */
3165 if (hfi.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
3166 mode |= (MSVCRT__S_IFDIR | ALL_S_IEXEC);
3167 else
3168 {
3169 mode |= MSVCRT__S_IFREG;
3170 /* executable? */
3171 if (plen > 6 && path[plen-4] == '.') /* shortest exe: "\x.exe" */
3172 {
3173 ULONGLONG ext = MSVCRT_towlower(path[plen-1]) | (MSVCRT_towlower(path[plen-2]) << 16) |
3174 ((ULONGLONG)MSVCRT_towlower(path[plen-3]) << 32);
3175 if (ext == WCEXE || ext == WCBAT || ext == WCCMD || ext == WCCOM)
3176 mode |= ALL_S_IEXEC;
3177 }
3178 }
3179
3180 if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY))
3181 mode |= ALL_S_IWRITE;
3182
3183 buf->st_mode = mode;
3184 buf->st_nlink = 1;
3185 buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow;
3186 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw);
3187 buf->st_atime = dw;
3188 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw);
3189 buf->st_mtime = buf->st_ctime = dw;
3190 TRACE("%d %d 0x%08x%08x %d %d %d\n", buf->st_mode,buf->st_nlink,
3191 (int)(buf->st_size >> 32),(int)buf->st_size,
3192 (int)buf->st_atime,(int)buf->st_mtime,(int)buf->st_ctime);
3193 return 0;
3194 }
3195
3196 /*********************************************************************
3197 * _wstati64 (MSVCRT.@)
3198 */
3199 int CDECL MSVCRT__wstati64(const wchar_t* path, struct MSVCRT__stati64 * buf)
3200 {
3201 int ret;
3202 struct MSVCRT__stat64 buf64;
3203
3204 ret = MSVCRT__wstat64(path, &buf64);
3205 if (!ret)
3206 msvcrt_stat64_to_stati64(&buf64, buf);
3207 return ret;
3208 }
3209
3210 /*********************************************************************
3211 * _wstat (MSVCRT.@)
3212 */
3213 int CDECL MSVCRT__wstat(const wchar_t* path, struct MSVCRT__stat * buf)
3214 {
3215 int ret;
3216 struct MSVCRT__stat64 buf64;
3217
3218 ret = MSVCRT__wstat64( path, &buf64 );
3219 if (!ret) msvcrt_stat64_to_stat(&buf64, buf);
3220 return ret;
3221 }
3222
3223 #if _MSVCR_VER >= 80
3224
3225 /*********************************************************************
3226 * _wstat32 (MSVCR80.@)
3227 */
3228 int CDECL MSVCRT__wstat32(const wchar_t *path, struct MSVCRT__stat32 *buf)
3229 {
3230 int ret;
3231 struct MSVCRT__stat64 buf64;
3232
3233 ret = MSVCRT__wstat64(path, &buf64);
3234 if (!ret)
3235 msvcrt_stat64_to_stat32(&buf64, buf);
3236 return ret;
3237 }
3238
3239 /*********************************************************************
3240 * _wstat32i64 (MSVCR80.@)
3241 */
3242 int CDECL MSVCRT__wstat32i64(const wchar_t *path, struct MSVCRT__stat32i64 *buf)
3243 {
3244 int ret;
3245 struct MSVCRT__stat64 buf64;
3246
3247 ret = MSVCRT__wstat64(path, &buf64);
3248 if (!ret)
3249 msvcrt_stat64_to_stat32i64(&buf64, buf);
3250 return ret;
3251 }
3252
3253 /*********************************************************************
3254 * _wstat64i32 (MSVCR80.@)
3255 */
3256 int CDECL MSVCRT__wstat64i32(const wchar_t *path, struct MSVCRT__stat64i32 *buf)
3257 {
3258 int ret;
3259 struct MSVCRT__stat64 buf64;
3260
3261 ret = MSVCRT__wstat64(path, &buf64);
3262 if (!ret)
3263 msvcrt_stat64_to_stat64i32(&buf64, buf);
3264 return ret;
3265 }
3266
3267 #endif /* _MSVCR_VER >= 80 */
3268
3269 /*********************************************************************
3270 * _tell (MSVCRT.@)
3271 */
3272 __msvcrt_long CDECL MSVCRT__tell(int fd)
3273 {
3274 return MSVCRT__lseek(fd, 0, MSVCRT_SEEK_CUR);
3275 }
3276
3277 /*********************************************************************
3278 * _telli64 (MSVCRT.@)
3279 */
3280 __int64 CDECL _telli64(int fd)
3281 {
3282 return MSVCRT__lseeki64(fd, 0, MSVCRT_SEEK_CUR);
3283 }
3284
3285 /*********************************************************************
3286 * _tempnam (MSVCRT.@)
3287 */
3288 char * CDECL MSVCRT__tempnam(const char *dir, const char *prefix)
3289 {
3290 char tmpbuf[MAX_PATH];
3291 const char *tmp_dir = MSVCRT_getenv("TMP");
3292
3293 if (tmp_dir) dir = tmp_dir;
3294
3295 TRACE("dir (%s) prefix (%s)\n",dir,prefix);
3296 if (GetTempFileNameA(dir,prefix,0,tmpbuf))
3297 {
3298 TRACE("got name (%s)\n",tmpbuf);
3299 DeleteFileA(tmpbuf);
3300 return MSVCRT__strdup(tmpbuf);
3301 }
3302 TRACE("failed (%d)\n",GetLastError());
3303 return NULL;
3304 }
3305
3306 /*********************************************************************
3307 * _wtempnam (MSVCRT.@)
3308 */
3309 wchar_t * CDECL MSVCRT__wtempnam(const wchar_t *dir, const wchar_t *prefix)
3310 {
3311 wchar_t tmpbuf[MAX_PATH];
3312 const wchar_t *tmp_dir = MSVCRT__wgetenv(L"TMP");
3313
3314 if (tmp_dir) dir = tmp_dir;
3315
3316 TRACE("dir (%s) prefix (%s)\n",debugstr_w(dir),debugstr_w(prefix));
3317 if (GetTempFileNameW(dir,prefix,0,tmpbuf))
3318 {
3319 TRACE("got name (%s)\n",debugstr_w(tmpbuf));
3320 DeleteFileW(tmpbuf);
3321 return MSVCRT__wcsdup(tmpbuf);
3322 }
3323 TRACE("failed (%d)\n",GetLastError());
3324 return NULL;
3325 }
3326
3327 /*********************************************************************
3328 * _umask (MSVCRT.@)
3329 */
3330 int CDECL MSVCRT__umask(int umask)
3331 {
3332 int old_umask = MSVCRT_umask;
3333 TRACE("(%d)\n",umask);
3334 MSVCRT_umask = umask;
3335 return old_umask;
3336 }
3337
3338 /*********************************************************************
3339 * _utime64 (MSVCRT.@)
3340 */
3341 int CDECL _utime64(const char* path, struct MSVCRT___utimbuf64 *t)
3342 {
3343 int fd = MSVCRT__open(path, MSVCRT__O_WRONLY | MSVCRT__O_BINARY);
3344
3345 if (fd > 0)
3346 {
3347 int retVal = _futime64(fd, t);
3348 MSVCRT__close(fd);
3349 return retVal;
3350 }
3351 return -1;
3352 }
3353
3354 /*********************************************************************
3355 * _utime32 (MSVCRT.@)
3356 */
3357 int CDECL _utime32(const char* path, struct MSVCRT___utimbuf32 *t)
3358 {
3359 if (t)
3360 {
3361 struct MSVCRT___utimbuf64 t64;
3362 t64.actime = t->actime;
3363 t64.modtime = t->modtime;
3364 return _utime64( path, &t64 );
3365 }
3366 else
3367 return _utime64( path, NULL );
3368 }
3369
3370 /*********************************************************************
3371 * _utime (MSVCRT.@)
3372 */
3373 #ifdef _WIN64
3374 int CDECL _utime(const char* path, struct MSVCRT___utimbuf64 *t)
3375 {
3376 return _utime64( path, t );
3377 }
3378 #else
3379 int CDECL _utime(const char* path, struct MSVCRT___utimbuf32 *t)
3380 {
3381 return _utime32( path, t );
3382 }
3383 #endif
3384
3385 /*********************************************************************
3386 * _wutime64 (MSVCRT.@)
3387 */
3388 int CDECL _wutime64(const wchar_t* path, struct MSVCRT___utimbuf64 *t)
3389 {
3390 int fd = MSVCRT__wopen(path, MSVCRT__O_WRONLY | MSVCRT__O_BINARY);
3391
3392 if (fd > 0)
3393 {
3394 int retVal = _futime64(fd, t);
3395 MSVCRT__close(fd);
3396 return retVal;
3397 }
3398 return -1;
3399 }
3400
3401 /*********************************************************************
3402 * _wutime32 (MSVCRT.@)
3403 */
3404 int CDECL _wutime32(const wchar_t* path, struct MSVCRT___utimbuf32 *t)
3405 {
3406 if (t)
3407 {
3408 struct MSVCRT___utimbuf64 t64;
3409 t64.actime = t->actime;
3410 t64.modtime = t->modtime;
3411 return _wutime64( path, &t64 );
3412 }
3413 else
3414 return _wutime64( path, NULL );
3415 }
3416
3417 /*********************************************************************
3418 * _wutime (MSVCRT.@)
3419 */
3420 #ifdef _WIN64
3421 int CDECL _wutime(const wchar_t* path, struct MSVCRT___utimbuf64 *t)
3422 {
3423 return _wutime64( path, t );
3424 }
3425 #else
3426 int CDECL _wutime(const wchar_t* path, struct MSVCRT___utimbuf32 *t)
3427 {
3428 return _wutime32( path, t );
3429 }
3430 #endif
3431
3432 /*********************************************************************
3433 * _write (MSVCRT.@)
3434 */
3435 int CDECL MSVCRT__write(int fd, const void* buf, unsigned int count)
3436 {
3437 ioinfo *info = get_ioinfo(fd);
3438 HANDLE hand = info->handle;
3439 DWORD num_written, i;
3440 BOOL console = FALSE;
3441
3442 if (hand == INVALID_HANDLE_VALUE || fd == MSVCRT_NO_CONSOLE_FD)
3443 {
3444 *MSVCRT__errno() = MSVCRT_EBADF;
3445 release_ioinfo(info);
3446 return -1;
3447 }
3448
3449 if (((info->exflag&EF_UTF8) || (info->exflag&EF_UTF16)) && count&1)
3450 {
3451 *MSVCRT__errno() = MSVCRT_EINVAL;
3452 release_ioinfo(info);
3453 return -1;
3454 }
3455
3456 /* If appending, go to EOF */
3457 if (info->wxflag & WX_APPEND)
3458 MSVCRT__lseek(fd, 0, FILE_END);
3459
3460 if (!(info->wxflag & WX_TEXT))
3461 {
3462 if (!WriteFile(hand, buf, count, &num_written, NULL)
3463 || num_written != count)
3464 {
3465 TRACE("WriteFile (fd %d, hand %p) failed-last error (%d)\n", fd,
3466 hand, GetLastError());
3467 msvcrt_set_errno(GetLastError());
3468 num_written = -1;
3469 }
3470
3471 release_ioinfo(info);
3472 return num_written;
3473 }
3474
3475 if (MSVCRT__isatty(fd)) console = VerifyConsoleIoHandle(hand);
3476 for (i = 0; i < count;)
3477 {
3478 const char *s = buf;
3479 char lfbuf[2048];
3480 DWORD j = 0;
3481
3482 if (!(info->exflag & (EF_UTF8|EF_UTF16)) && console)
3483 {
3484 char conv[sizeof(lfbuf)];
3485 size_t len = 0;
3486
3487 #if _MSVCR_VER >= 90
3488 if (info->dbcsBufferUsed)
3489 {
3490 conv[j++] = info->dbcsBuffer;
3491 info->dbcsBufferUsed = FALSE;
3492 conv[j++] = s[i++];
3493 len++;
3494 }
3495 #endif
3496
3497 for (; i < count && j < sizeof(conv)-1 &&
3498 len < (sizeof(lfbuf) - 1) / sizeof(WCHAR); i++, j++, len++)
3499 {
3500 if (MSVCRT_isleadbyte((unsigned char)s[i]))
3501 {
3502 conv[j++] = s[i++];
3503
3504 if (i == count)
3505 {
3506 #if _MSVCR_VER >= 90
3507 info->dbcsBuffer = conv[j-1];
3508 info->dbcsBufferUsed = TRUE;
3509 break;
3510 #else
3511 *MSVCRT__errno() = MSVCRT_EINVAL;
3512 release_ioinfo(info);
3513 return -1;
3514 #endif
3515 }
3516 }
3517 else if (s[i] == '\n')
3518 {
3519 conv[j++] = '\r';
3520 len++;
3521 }
3522 conv[j] = s[i];
3523 }
3524
3525 len = MSVCRT_mbstowcs((WCHAR*)lfbuf, conv, len);
3526 if (len == -1)
3527 {
3528 msvcrt_set_errno(GetLastError());
3529 release_ioinfo(info);
3530 return -1;
3531 }
3532 j = len * 2;
3533 }
3534 else if (!(info->exflag & (EF_UTF8|EF_UTF16)))
3535 {
3536 for (j = 0; i < count && j < sizeof(lfbuf)-1; i++, j++)
3537 {
3538 if (s[i] == '\n')
3539 lfbuf[j++] = '\r';
3540 lfbuf[j] = s[i];
3541 }
3542 }
3543 else if (info->exflag & EF_UTF16 || console)
3544 {
3545 for (j = 0; i < count && j < sizeof(lfbuf)-3; i++, j++)
3546 {
3547 if (s[i] == '\n' && !s[i+1])
3548 {
3549 lfbuf[j++] = '\r';
3550 lfbuf[j++] = 0;
3551 }
3552 lfbuf[j++] = s[i++];
3553 lfbuf[j] = s[i];
3554 }
3555 }
3556 else
3557 {
3558 char conv[sizeof(lfbuf)/4];
3559
3560 for (j = 0; i < count && j < sizeof(conv)-3; i++, j++)
3561 {
3562 if (s[i] == '\n' && !s[i+1])
3563 {
3564 conv[j++] = '\r';
3565 conv[j++] = 0;
3566 }
3567 conv[j++] = s[i++];
3568 conv[j] = s[i];
3569 }
3570
3571 j = WideCharToMultiByte(CP_UTF8, 0, (WCHAR*)conv, j/2, lfbuf, sizeof(lfbuf), NULL, NULL);
3572 if (!j)
3573 {
3574 msvcrt_set_errno(GetLastError());
3575 release_ioinfo(info);
3576 return -1;
3577 }
3578 }
3579
3580 if (console)
3581 {
3582 j = j/2;
3583 if (!WriteConsoleW(hand, lfbuf, j, &num_written, NULL))
3584 num_written = -1;
3585 }
3586 else if (!WriteFile(hand, lfbuf, j, &num_written, NULL))
3587 {
3588 num_written = -1;
3589 }
3590
3591 if (num_written != j)
3592 {
3593 TRACE("WriteFile/WriteConsoleW (fd %d, hand %p) failed-last error (%d)\n", fd,
3594 hand, GetLastError());
3595 msvcrt_set_errno(GetLastError());
3596 release_ioinfo(info);
3597 return -1;
3598 }
3599 }
3600
3601 release_ioinfo(info);
3602 return count;
3603 }
3604
3605 /*********************************************************************
3606 * _putw (MSVCRT.@)
3607 */
3608 int CDECL MSVCRT__putw(int val, MSVCRT_FILE* file)
3609 {
3610 int len;
3611
3612 MSVCRT__lock_file(file);
3613 len = MSVCRT__write(file->_file, &val, sizeof(val));
3614 if (len == sizeof(val)) {
3615 MSVCRT__unlock_file(file);
3616 return val;
3617 }
3618
3619 file->_flag |= MSVCRT__IOERR;
3620 MSVCRT__unlock_file(file);
3621 return MSVCRT_EOF;
3622 }
3623
3624 /*********************************************************************
3625 * fclose (MSVCRT.@)
3626 */
3627 int CDECL MSVCRT_fclose(MSVCRT_FILE* file)
3628 {
3629 int ret;
3630
3631 MSVCRT__lock_file(file);
3632 ret = MSVCRT__fclose_nolock(file);
3633 MSVCRT__unlock_file(file);
3634
3635 return ret;
3636 }
3637
3638 /*********************************************************************
3639 * _fclose_nolock (MSVCRT.@)
3640 */
3641 int CDECL MSVCRT__fclose_nolock(MSVCRT_FILE* file)
3642 {
3643 int r, flag;
3644
3645 if(!(file->_flag & (MSVCRT__IOREAD | MSVCRT__IOWRT | MSVCRT__IORW)))
3646 {
3647 file->_flag = 0;
3648 return MSVCRT_EOF;
3649 }
3650
3651 flag = file->_flag;
3652 MSVCRT_free(file->_tmpfname);
3653 file->_tmpfname = NULL;
3654 /* flush stdio buffers */
3655 if(file->_flag & MSVCRT__IOWRT)
3656 MSVCRT__fflush_nolock(file);
3657 if(file->_flag & MSVCRT__IOMYBUF)
3658 MSVCRT_free(file->_base);
3659
3660 r=MSVCRT__close(file->_file);
3661 file->_flag = 0;
3662
3663 return ((r == -1) || (flag & MSVCRT__IOERR) ? MSVCRT_EOF : 0);
3664 }
3665
3666 /*********************************************************************
3667 * feof (MSVCRT.@)
3668 */
3669 int CDECL MSVCRT_feof(MSVCRT_FILE* file)
3670 {
3671 return file->_flag & MSVCRT__IOEOF;
3672 }
3673
3674 /*********************************************************************
3675 * ferror (MSVCRT.@)
3676 */
3677 int CDECL MSVCRT_ferror(MSVCRT_FILE* file)
3678 {
3679 return file->_flag & MSVCRT__IOERR;
3680 }
3681
3682 /*********************************************************************
3683 * _filbuf (MSVCRT.@)
3684 */
3685 int CDECL MSVCRT__filbuf(MSVCRT_FILE* file)
3686 {
3687 unsigned char c;
3688
3689 if(file->_flag & MSVCRT__IOSTRG)
3690 return MSVCRT_EOF;
3691
3692 /* Allocate buffer if needed */
3693 if(!(file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF)))
3694 msvcrt_alloc_buffer(file);
3695
3696 if(!(file->_flag & MSVCRT__IOREAD)) {
3697 if(file->_flag & MSVCRT__IORW)
3698 file->_flag |= MSVCRT__IOREAD;
3699 else
3700 return MSVCRT_EOF;
3701 }
3702
3703 if(!(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF))) {
3704 int r;
3705 if ((r = MSVCRT__read(file->_file,&c,1)) != 1) {
3706 file->_flag |= (r == 0) ? MSVCRT__IOEOF : MSVCRT__IOERR;
3707 return MSVCRT_EOF;
3708 }
3709
3710 return c;
3711 } else {
3712 file->_cnt = MSVCRT__read(file->_file, file->_base, file->_bufsiz);
3713 if(file->_cnt<=0) {
3714 file->_flag |= (file->_cnt == 0) ? MSVCRT__IOEOF : MSVCRT__IOERR;
3715 file->_cnt = 0;
3716 return MSVCRT_EOF;
3717 }
3718
3719 file->_cnt--;
3720 file->_ptr = file->_base+1;
3721 c = *(unsigned char *)file->_base;
3722 return c;
3723 }
3724 }
3725
3726 /*********************************************************************
3727 * fgetc (MSVCRT.@)
3728 */
3729 int CDECL MSVCRT_fgetc(MSVCRT_FILE* file)
3730 {
3731 int ret;
3732
3733 MSVCRT__lock_file(file);
3734 ret = MSVCRT__fgetc_nolock(file);
3735 MSVCRT__unlock_file(file);
3736
3737 return ret;
3738 }
3739
3740 /*********************************************************************
3741 * _fgetc_nolock (MSVCRT.@)
3742 */
3743 int CDECL MSVCRT__fgetc_nolock(MSVCRT_FILE* file)
3744 {
3745 unsigned char *i;
3746 unsigned int j;
3747
3748 if (file->_cnt>0) {
3749 file->_cnt--;
3750 i = (unsigned char *)file->_ptr++;
3751 j = *i;
3752 } else
3753 j = MSVCRT__filbuf(file);
3754
3755 return j;
3756 }
3757
3758 /*********************************************************************
3759 * _fgetchar (MSVCRT.@)
3760 */
3761 int CDECL MSVCRT__fgetchar(void)
3762 {
3763 return MSVCRT_fgetc(MSVCRT_stdin);
3764 }
3765
3766 /*********************************************************************
3767 * fgets (MSVCRT.@)
3768 */
3769 char * CDECL MSVCRT_fgets(char *s, int size, MSVCRT_FILE* file)
3770 {
3771 int cc = MSVCRT_EOF;
3772 char * buf_start = s;
3773
3774 TRACE(":file(%p) fd (%d) str (%p) len (%d)\n",
3775 file,file->_file,s,size);
3776
3777 MSVCRT__lock_file(file);
3778
3779 while ((size >1) && (cc = MSVCRT__fgetc_nolock(file)) != MSVCRT_EOF && cc != '\n')
3780 {
3781 *s++ = (char)cc;
3782 size --;
3783 }
3784 if ((cc == MSVCRT_EOF) && (s == buf_start)) /* If nothing read, return 0*/
3785 {
3786 TRACE(":nothing read\n");
3787 MSVCRT__unlock_file(file);
3788 return NULL;
3789 }
3790 if ((cc != MSVCRT_EOF) && (size > 1))
3791 *s++ = cc;
3792 *s = '\0';
3793 TRACE(":got %s\n", debugstr_a(buf_start));
3794 MSVCRT__unlock_file(file);
3795 return buf_start;
3796 }
3797
3798 /*********************************************************************
3799 * fgetwc (MSVCRT.@)
3800 */
3801 wint_t CDECL MSVCRT_fgetwc(MSVCRT_FILE* file)
3802 {
3803 wint_t ret;
3804
3805 MSVCRT__lock_file(file);
3806 ret = MSVCRT__fgetwc_nolock(file);
3807 MSVCRT__unlock_file(file);
3808
3809 return ret;
3810 }
3811
3812 /*********************************************************************
3813 * _fgetwc_nolock (MSVCRT.@)
3814 */
3815 wint_t CDECL MSVCRT__fgetwc_nolock(MSVCRT_FILE* file)
3816 {
3817 wint_t ret;
3818 int ch;
3819
3820 if((get_ioinfo_nolock(file->_file)->exflag & (EF_UTF8 | EF_UTF16))
3821 || !(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT)) {
3822 char *p;
3823
3824 for(p=(char*)&ret; (wint_t*)p<&ret+1; p++) {
3825 ch = MSVCRT__fgetc_nolock(file);
3826 if(ch == MSVCRT_EOF) {
3827 ret = WEOF;
3828 break;
3829 }
3830 *p = (char)ch;
3831 }
3832 }else {
3833 char mbs[MB_LEN_MAX];
3834 int len = 0;
3835
3836 ch = MSVCRT__fgetc_nolock(file);
3837 if(ch != MSVCRT_EOF) {
3838 mbs[0] = (char)ch;
3839 if(MSVCRT_isleadbyte((unsigned char)mbs[0])) {
3840 ch = MSVCRT__fgetc_nolock(file);
3841 if(ch != MSVCRT_EOF) {
3842 mbs[1] = (char)ch;
3843 len = 2;
3844 }
3845 }else {
3846 len = 1;
3847 }
3848 }
3849
3850 if(!len || MSVCRT_mbtowc(&ret, mbs, len)==-1)
3851 ret = WEOF;
3852 }
3853
3854 return ret;
3855 }
3856
3857 /*********************************************************************
3858 * _getw (MSVCRT.@)
3859 */
3860 int CDECL MSVCRT__getw(MSVCRT_FILE* file)
3861 {
3862 char *ch;
3863 int i, k;
3864 unsigned int j;
3865 ch = (char *)&i;
3866
3867 MSVCRT__lock_file(file);
3868 for (j=0; j<sizeof(int); j++) {
3869 k = MSVCRT__fgetc_nolock(file);
3870 if (k == MSVCRT_EOF) {
3871 file->_flag |= MSVCRT__IOEOF;
3872 MSVCRT__unlock_file(file);
3873 return MSVCRT_EOF;
3874 }
3875 ch[j] = k;
3876 }
3877
3878 MSVCRT__unlock_file(file);
3879 return i;
3880 }
3881
3882 /*********************************************************************
3883 * getwc (MSVCRT.@)
3884 */
3885 wint_t CDECL MSVCRT_getwc(MSVCRT_FILE* file)
3886 {
3887 return MSVCRT_fgetwc(file);
3888 }
3889
3890 /*********************************************************************
3891 * _fgetwchar (MSVCRT.@)
3892 */
3893 wint_t CDECL MSVCRT__fgetwchar(void)
3894 {
3895 return MSVCRT_fgetwc(MSVCRT_stdin);
3896 }
3897
3898 /*********************************************************************
3899 * getwchar (MSVCRT.@)
3900 */
3901 wint_t CDECL MSVCRT_getwchar(void)
3902 {
3903 return MSVCRT__fgetwchar();
3904 }
3905
3906 /*********************************************************************
3907 * fgetws (MSVCRT.@)
3908 */
3909 wchar_t * CDECL MSVCRT_fgetws(wchar_t *s, int size, MSVCRT_FILE* file)
3910 {
3911 wint_t cc = WEOF;
3912 wchar_t * buf_start = s;
3913
3914 TRACE(":file(%p) fd (%d) str (%p) len (%d)\n",
3915 file,file->_file,s,size);
3916
3917 MSVCRT__lock_file(file);
3918
3919 while ((size >1) && (cc = MSVCRT__fgetwc_nolock(file)) != WEOF && cc != '\n')
3920 {
3921 *s++ = cc;
3922 size --;
3923 }
3924 if ((cc == WEOF) && (s == buf_start)) /* If nothing read, return 0*/
3925 {
3926 TRACE(":nothing read\n");
3927 MSVCRT__unlock_file(file);
3928 return NULL;
3929 }
3930 if ((cc != WEOF) && (size > 1))
3931 *s++ = cc;
3932 *s = 0;
3933 TRACE(":got %s\n", debugstr_w(buf_start));
3934 MSVCRT__unlock_file(file);
3935 return buf_start;
3936 }
3937
3938 /*********************************************************************
3939 * _flsbuf (MSVCRT.@)
3940 */
3941 int CDECL MSVCRT__flsbuf(int c, MSVCRT_FILE* file)
3942 {
3943 /* Flush output buffer */
3944 if(!(file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF))) {
3945 msvcrt_alloc_buffer(file);
3946 }
3947
3948 if(!(file->_flag & MSVCRT__IOWRT)) {
3949 if(!(file->_flag & MSVCRT__IORW)) {
3950 file->_flag |= MSVCRT__IOERR;
3951 *MSVCRT__errno() = MSVCRT_EBADF;
3952 return MSVCRT_EOF;
3953 }
3954 file->_flag |= MSVCRT__IOWRT;
3955 }
3956 if(file->_flag & MSVCRT__IOREAD) {
3957 if(!(file->_flag & MSVCRT__IOEOF)) {
3958 file->_flag |= MSVCRT__IOERR;
3959 return MSVCRT_EOF;
3960 }
3961 file->_cnt = 0;
3962 file->_ptr = file->_base;
3963 file->_flag &= ~(MSVCRT__IOREAD | MSVCRT__IOEOF);
3964 }
3965
3966 if(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)) {
3967 int res = 0;
3968
3969 if(file->_cnt <= 0) {
3970 res = msvcrt_flush_buffer(file);
3971 if(res)
3972 return res;
3973 file->_flag |= MSVCRT__IOWRT;
3974 file->_cnt=file->_bufsiz;
3975 }
3976 *file->_ptr++ = c;
3977 file->_cnt--;
3978 return c&0xff;
3979 } else {
3980 unsigned char cc=c;
3981 int len;
3982 /* set _cnt to 0 for unbuffered FILEs */
3983 file->_cnt = 0;
3984 len = MSVCRT__write(file->_file, &cc, 1);
3985 if (len == 1)
3986 return c & 0xff;
3987 file->_flag |= MSVCRT__IOERR;
3988 return MSVCRT_EOF;
3989 }
3990 }
3991
3992 /*********************************************************************
3993 * fwrite (MSVCRT.@)
3994 */
3995 size_t CDECL MSVCRT_fwrite(const void *ptr, size_t size, size_t nmemb, MSVCRT_FILE* file)
3996 {
3997 size_t ret;
3998
3999 MSVCRT__lock_file(file);
4000 ret = MSVCRT__fwrite_nolock(ptr, size, nmemb, file);
4001 MSVCRT__unlock_file(file);
4002
4003 return ret;
4004 }
4005
4006 /*********************************************************************
4007 * _fwrite_nolock (MSVCRT.@)
4008 */
4009 size_t CDECL MSVCRT__fwrite_nolock(const void *ptr, size_t size, size_t nmemb, MSVCRT_FILE* file)
4010 {
4011 size_t wrcnt=size * nmemb;
4012 int written = 0;
4013 if (size == 0)
4014 return 0;
4015
4016 while(wrcnt) {
4017 if(file->_cnt < 0) {
4018 WARN("negative file->_cnt value in %p\n", file);
4019 file->_flag |= MSVCRT__IOERR;
4020 break;
4021 } else if(file->_cnt) {
4022 int pcnt=(file->_cnt>wrcnt)? wrcnt: file->_cnt;
4023 memcpy(file->_ptr, ptr, pcnt);
4024 file->_cnt -= pcnt;
4025 file->_ptr += pcnt;
4026 written += pcnt;
4027 wrcnt -= pcnt;
4028 ptr = (const char*)ptr + pcnt;
4029 } else if((file->_flag & MSVCRT__IONBF)
4030 || ((file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)) && wrcnt >= file->_bufsiz)
4031 || (!(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)) && wrcnt >= MSVCRT_INTERNAL_BUFSIZ)) {
4032 size_t pcnt;
4033 int bufsiz;
4034
4035 if(file->_flag & MSVCRT__IONBF)
4036 bufsiz = 1;
4037 else if(!(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)))
4038 bufsiz = MSVCRT_INTERNAL_BUFSIZ;
4039 else
4040 bufsiz = file->_bufsiz;
4041
4042 pcnt = (wrcnt / bufsiz) * bufsiz;
4043
4044 if(msvcrt_flush_buffer(file) == MSVCRT_EOF)
4045 break;
4046
4047 if(MSVCRT__write(file->_file, ptr, pcnt) <= 0) {
4048 file->_flag |= MSVCRT__IOERR;
4049 break;
4050 }
4051 written += pcnt;
4052 wrcnt -= pcnt;
4053 ptr = (const char*)ptr + pcnt;
4054 } else {
4055 if(MSVCRT__flsbuf(*(const char*)ptr, file) == MSVCRT_EOF)
4056 break;
4057 written++;
4058 wrcnt--;
4059 ptr = (const char*)ptr + 1;
4060 }
4061 }
4062
4063 return written / size;
4064 }
4065
4066 /*********************************************************************
4067 * fputwc (MSVCRT.@)
4068 */
4069 wint_t CDECL MSVCRT_fputwc(wint_t wc, MSVCRT_FILE* file)
4070 {
4071 wint_t ret;
4072
4073 MSVCRT__lock_file(file);
4074 ret = MSVCRT__fputwc_nolock(wc, file);
4075 MSVCRT__unlock_file(file);
4076
4077 return ret;
4078 }
4079
4080 /*********************************************************************
4081 * _fputwc_nolock (MSVCRT.@)
4082 */
4083 wint_t CDECL MSVCRT__fputwc_nolock(wint_t wc, MSVCRT_FILE* file)
4084 {
4085 wchar_t mwc=wc;
4086 ioinfo *fdinfo;
4087 wint_t ret;
4088
4089 fdinfo = get_ioinfo_nolock(file->_file);
4090
4091 if((fdinfo->wxflag&WX_TEXT) && !(fdinfo->exflag&(EF_UTF8|EF_UTF16))) {
4092 char buf[MB_LEN_MAX];
4093 int char_len;
4094
4095 char_len = MSVCRT_wctomb(buf, mwc);
4096 if(char_len!=-1 && MSVCRT__fwrite_nolock(buf, char_len, 1, file)==1)
4097 ret = wc;
4098 else
4099 ret = WEOF;
4100 }else if(MSVCRT__fwrite_nolock(&mwc, sizeof(mwc), 1, file) == 1) {
4101 ret = wc;
4102 }else {
4103 ret = WEOF;
4104 }
4105
4106 return ret;
4107 }
4108
4109 /*********************************************************************
4110 * _fputwchar (MSVCRT.@)
4111 */
4112 wint_t CDECL MSVCRT__fputwchar(wint_t wc)
4113 {
4114 return MSVCRT_fputwc(wc, MSVCRT_stdout);
4115 }
4116
4117 /*********************************************************************
4118 * _wfsopen (MSVCRT.@)
4119 */
4120 MSVCRT_FILE * CDECL MSVCRT__wfsopen(const wchar_t *path, const wchar_t *mode, int share)
4121 {
4122 MSVCRT_FILE* file;
4123 int open_flags, stream_flags, fd;
4124
4125 TRACE("(%s,%s)\n", debugstr_w(path), debugstr_w(mode));
4126
4127 /* map mode string to open() flags. "man fopen" for possibilities. */
4128 if (msvcrt_get_flags(mode, &open_flags, &stream_flags) == -1)
4129 return NULL;
4130
4131 LOCK_FILES();
4132 fd = MSVCRT__wsopen(path, open_flags, share, MSVCRT__S_IREAD | MSVCRT__S_IWRITE);
4133 if (fd < 0)
4134 file = NULL;
4135 else if ((file = msvcrt_alloc_fp()) && msvcrt_init_fp(file, fd, stream_flags)
4136 != -1)
4137 TRACE(":fd (%d) mode (%s) FILE* (%p)\n", fd, debugstr_w(mode), file);
4138 else if (file)
4139 {
4140 file->_flag = 0;
4141 file = NULL;
4142 }
4143
4144 TRACE(":got (%p)\n",file);
4145 if (fd >= 0 && !file)
4146 MSVCRT__close(fd);
4147 UNLOCK_FILES();
4148 return file;
4149 }
4150
4151 /*********************************************************************
4152 * _fsopen (MSVCRT.@)
4153 */
4154 MSVCRT_FILE * CDECL MSVCRT__fsopen(const char *path, const char *mode, int share)
4155 {
4156 MSVCRT_FILE *ret;
4157 wchar_t *pathW = NULL, *modeW = NULL;
4158
4159 if (path && !(pathW = msvcrt_wstrdupa(path))) {
4160 MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
4161 *MSVCRT__errno() = MSVCRT_EINVAL;
4162 return NULL;
4163 }
4164 if (mode && !(modeW = msvcrt_wstrdupa(mode)))
4165 {
4166 MSVCRT_free(pathW);
4167 MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
4168 *MSVCRT__errno() = MSVCRT_EINVAL;
4169 return NULL;
4170 }
4171
4172 ret = MSVCRT__wfsopen(pathW, modeW, share);
4173
4174 MSVCRT_free(pathW);
4175 MSVCRT_free(modeW);
4176 return ret;
4177 }
4178
4179 /*********************************************************************
4180 * fopen (MSVCRT.@)
4181 */
4182 MSVCRT_FILE * CDECL MSVCRT_fopen(const char *path, const char *mode)
4183 {
4184 return MSVCRT__fsopen( path, mode, MSVCRT__SH_DENYNO );
4185 }
4186
4187 /*********************************************************************
4188 * fopen_s (MSVCRT.@)
4189 */
4190 int CDECL MSVCRT_fopen_s(MSVCRT_FILE** pFile,
4191 const char *filename, const char *mode)
4192 {
4193 if (!MSVCRT_CHECK_PMT(pFile != NULL)) return MSVCRT_EINVAL;
4194 if (!MSVCRT_CHECK_PMT(filename != NULL)) return MSVCRT_EINVAL;
4195 if (!MSVCRT_CHECK_PMT(mode != NULL)) return MSVCRT_EINVAL;
4196
4197 *pFile = MSVCRT_fopen(filename, mode);
4198
4199 if(!*pFile)
4200 return *MSVCRT__errno();
4201 return 0;
4202 }
4203
4204 /*********************************************************************
4205 * _wfopen (MSVCRT.@)
4206 */
4207 MSVCRT_FILE * CDECL MSVCRT__wfopen(const wchar_t *path, const wchar_t *mode)
4208 {
4209 return MSVCRT__wfsopen( path, mode, MSVCRT__SH_DENYNO );
4210 }
4211
4212 /*********************************************************************
4213 * _wfopen_s (MSVCRT.@)
4214 */
4215 int CDECL MSVCRT__wfopen_s(MSVCRT_FILE** pFile, const wchar_t *filename,
4216 const wchar_t *mode)
4217 {
4218 if (!MSVCRT_CHECK_PMT(pFile != NULL)) return MSVCRT_EINVAL;
4219 if (!MSVCRT_CHECK_PMT(filename != NULL)) return MSVCRT_EINVAL;
4220 if (!MSVCRT_CHECK_PMT(mode != NULL)) return MSVCRT_EINVAL;
4221
4222 *pFile = MSVCRT__wfopen(filename, mode);
4223
4224 if(!*pFile)
4225 return *MSVCRT__errno();
4226 return 0;
4227 }
4228
4229 /*********************************************************************
4230 * fputc (MSVCRT.@)
4231 */
4232 int CDECL MSVCRT_fputc(int c, MSVCRT_FILE* file)
4233 {
4234 int ret;
4235
4236 MSVCRT__lock_file(file);
4237 ret = MSVCRT__fputc_nolock(c, file);
4238 MSVCRT__unlock_file(file);
4239
4240 return ret;
4241 }
4242
4243 /*********************************************************************
4244 * _fputc_nolock (MSVCRT.@)
4245 */
4246 int CDECL MSVCRT__fputc_nolock(int c, MSVCRT_FILE* file)
4247 {
4248 int res;
4249
4250 if(file->_cnt>0) {
4251 *file->_ptr++=c;
4252 file->_cnt--;
4253 if (c == '\n')
4254 {
4255 res = msvcrt_flush_buffer(file);
4256 return res ? res : c;
4257 }
4258 else {
4259 return c & 0xff;
4260 }
4261 } else {
4262 res = MSVCRT__flsbuf(c, file);
4263 return res;
4264 }
4265 }
4266
4267 /*********************************************************************
4268 * _fputchar (MSVCRT.@)
4269 */
4270 int CDECL MSVCRT__fputchar(int c)
4271 {
4272 return MSVCRT_fputc(c, MSVCRT_stdout);
4273 }
4274
4275 /*********************************************************************
4276 * fread (MSVCRT.@)
4277 */
4278 size_t CDECL MSVCRT_fread(void *ptr, size_t size, size_t nmemb, MSVCRT_FILE* file)
4279 {
4280 size_t ret;
4281
4282 MSVCRT__lock_file(file);
4283 ret = MSVCRT__fread_nolock(ptr, size, nmemb, file);
4284 MSVCRT__unlock_file(file);
4285
4286 return ret;
4287 }
4288
4289 /*********************************************************************
4290 * _fread_nolock (MSVCRT.@)
4291 */
4292 size_t CDECL MSVCRT__fread_nolock(void *ptr, size_t size, size_t nmemb, MSVCRT_FILE* file)
4293 {
4294 size_t rcnt=size * nmemb;
4295 size_t read=0;
4296 size_t pread=0;
4297
4298 if(!rcnt)
4299 return 0;
4300
4301 /* first buffered data */
4302 if(file->_cnt>0) {
4303 int pcnt= (rcnt>file->_cnt)? file->_cnt:rcnt;
4304 memcpy(ptr, file->_ptr, pcnt);
4305 file->_cnt -= pcnt;
4306 file->_ptr += pcnt;
4307 read += pcnt ;
4308 rcnt -= pcnt ;
4309 ptr = (char*)ptr + pcnt;
4310 } else if(!(file->_flag & MSVCRT__IOREAD )) {
4311 if(file->_flag & MSVCRT__IORW) {
4312 file->_flag |= MSVCRT__IOREAD;
4313 } else {
4314 return 0;
4315 }
4316 }
4317
4318 if(rcnt>0 && !(file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF)))
4319 msvcrt_alloc_buffer(file);
4320
4321 while(rcnt>0)
4322 {
4323 int i;
4324 if (!file->_cnt && rcnt<file->_bufsiz && (file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF))) {
4325 i = MSVCRT__read(file->_file, file->_base, file->_bufsiz);
4326 file->_ptr = file->_base;
4327 if (i != -1) {
4328 file->_cnt = i;
4329 if (i > rcnt) i = rcnt;
4330 }
4331 /* If the buffer fill reaches eof but fread wouldn't, clear eof. */
4332 if (i > 0 && i < file->_cnt) {
4333 get_ioinfo_nolock(file->_file)->wxflag &= ~WX_ATEOF;
4334 file->_flag &= ~MSVCRT__IOEOF;
4335 }
4336 if (i > 0) {
4337 memcpy(ptr, file->_ptr, i);
4338 file->_cnt -= i;
4339 file->_ptr += i;
4340 }
4341 } else if (rcnt > INT_MAX) {
4342 i = MSVCRT__read(file->_file, ptr, INT_MAX);
4343 } else if (rcnt < (file->_bufsiz ? file->_bufsiz : MSVCRT_INTERNAL_BUFSIZ)) {
4344 i = MSVCRT__read(file->_file, ptr, rcnt);
4345 } else {
4346 i = MSVCRT__read(file->_file, ptr, rcnt - rcnt % (file->_bufsiz ? file->_bufsiz : MSVCRT_INTERNAL_BUFSIZ));
4347 }
4348 pread += i;
4349 rcnt -= i;
4350 ptr = (char *)ptr+i;
4351 /* expose feof condition in the flags
4352 * MFC tests file->_flag for feof, and doesn't call feof())
4353 */
4354 if (get_ioinfo_nolock(file->_file)->wxflag & WX_ATEOF)
4355 file->_flag |= MSVCRT__IOEOF;
4356 else if (i == -1)
4357 {
4358 file->_flag |= MSVCRT__IOERR;
4359 pread = 0;
4360 rcnt = 0;
4361 }
4362 if (i < 1) break;
4363 }
4364 read+=pread;
4365 return read / size;
4366 }
4367
4368 #if _MSVCR_VER >= 80
4369
4370 /*********************************************************************
4371 * fread_s (MSVCR80.@)
4372 */
4373 size_t CDECL MSVCRT_fread_s(void *buf, size_t buf_size, size_t elem_size,
4374 size_t count, MSVCRT_FILE *stream)
4375 {
4376 size_t ret;
4377
4378 if(!MSVCRT_CHECK_PMT(stream != NULL)) {
4379 if(buf && buf_size)
4380 memset(buf, 0, buf_size);
4381 return 0;
4382 }
4383 if(!elem_size || !count) return 0;
4384
4385 MSVCRT__lock_file(stream);
4386 ret = MSVCRT__fread_nolock_s(buf, buf_size, elem_size, count, stream);
4387 MSVCRT__unlock_file(stream);
4388
4389 return ret;
4390 }
4391
4392 /*********************************************************************
4393 * _fread_nolock_s (MSVCR80.@)
4394 */
4395 size_t CDECL MSVCRT__fread_nolock_s(void *buf, size_t buf_size, size_t elem_size,
4396 size_t count, MSVCRT_FILE *stream)
4397 {
4398 size_t bytes_left, buf_pos;
4399
4400 TRACE("(%p %Iu %Iu %Iu %p)\n", buf, buf_size, elem_size, count, stream);
4401
4402 if(!MSVCRT_CHECK_PMT(stream != NULL)) {
4403 if(buf && buf_size)
4404 memset(buf, 0, buf_size);
4405 return 0;
4406 }
4407 if(!elem_size || !count) return 0;
4408 if(!MSVCRT_CHECK_PMT(buf != NULL)) return 0;
4409 if(!MSVCRT_CHECK_PMT(SIZE_MAX/count >= elem_size)) return 0;
4410
4411 bytes_left = elem_size*count;
4412 buf_pos = 0;
4413 while(bytes_left) {
4414 if(stream->_cnt > 0) {
4415 size_t size = bytes_left<stream->_cnt ? bytes_left : stream->_cnt;
4416
4417 if(!MSVCRT_CHECK_PMT_ERR(size <= buf_size-buf_pos, MSVCRT_ERANGE)) {
4418 memset(buf, 0, buf_size);
4419 return 0;
4420 }
4421
4422 MSVCRT__fread_nolock((char*)buf+buf_pos, 1, size, stream);
4423 buf_pos += size;
4424 bytes_left -= size;
4425 }else {
4426 int c = MSVCRT__filbuf(stream);
4427
4428 if(c == MSVCRT_EOF)
4429 break;
4430
4431 if(!MSVCRT_CHECK_PMT_ERR(buf_size != buf_pos, MSVCRT_ERANGE)) {
4432 memset(buf, 0, buf_size);
4433 return 0;
4434 }
4435
4436 ((char*)buf)[buf_pos++] = c;
4437 bytes_left--;
4438 }
4439 }
4440
4441 return buf_pos/elem_size;
4442 }
4443
4444 #endif /* _MSVCR_VER >= 80 */
4445
4446 /*********************************************************************
4447 * _wfreopen (MSVCRT.@)
4448 *
4449 */
4450 MSVCRT_FILE* CDECL MSVCRT__wfreopen(const wchar_t *path, const wchar_t *mode, MSVCRT_FILE* file)
4451 {
4452 int open_flags, stream_flags, fd;
4453
4454 TRACE(":path (%s) mode (%s) file (%p) fd (%d)\n", debugstr_w(path), debugstr_w(mode), file, file ? file->_file : -1);
4455
4456 LOCK_FILES();
4457 if (!file || ((fd = file->_file) < 0))
4458 file = NULL;
4459 else
4460 {
4461 MSVCRT_fclose(file);
4462 if (msvcrt_get_flags(mode, &open_flags, &stream_flags) == -1)
4463 file = NULL;
4464 else if((fd = MSVCRT__wopen(path, open_flags, MSVCRT__S_IREAD | MSVCRT__S_IWRITE)) < 0)
4465 file = NULL;
4466 else if(msvcrt_init_fp(file, fd, stream_flags) == -1)
4467 {
4468 file->_flag = 0;
4469 file = NULL;
4470 }
4471 }
4472 UNLOCK_FILES();
4473 return file;
4474 }
4475
4476 /*********************************************************************
4477 * _wfreopen_s (MSVCRT.@)
4478 */
4479 int CDECL MSVCRT__wfreopen_s(MSVCRT_FILE** pFile,
4480 const wchar_t *path, const wchar_t *mode, MSVCRT_FILE* file)
4481 {
4482 if (!MSVCRT_CHECK_PMT(pFile != NULL)) return MSVCRT_EINVAL;
4483 if (!MSVCRT_CHECK_PMT(path != NULL)) return MSVCRT_EINVAL;
4484 if (!MSVCRT_CHECK_PMT(mode != NULL)) return MSVCRT_EINVAL;
4485 if (!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EINVAL;
4486
4487 *pFile = MSVCRT__wfreopen(path, mode, file);
4488
4489 if(!*pFile)
4490 return *MSVCRT__errno();
4491 return 0;
4492 }
4493
4494 /*********************************************************************
4495 * freopen (MSVCRT.@)
4496 *
4497 */
4498 MSVCRT_FILE* CDECL MSVCRT_freopen(const char *path, const char *mode, MSVCRT_FILE* file)
4499 {
4500 MSVCRT_FILE *ret;
4501 wchar_t *pathW = NULL, *modeW = NULL;
4502
4503 if (path && !(pathW = msvcrt_wstrdupa(path))) return NULL;
4504 if (mode && !(modeW = msvcrt_wstrdupa(mode)))
4505 {
4506 MSVCRT_free(pathW);
4507 return NULL;
4508 }
4509
4510 ret = MSVCRT__wfreopen(pathW, modeW, file);
4511
4512 MSVCRT_free(pathW);
4513 MSVCRT_free(modeW);
4514 return ret;
4515 }
4516
4517 /*********************************************************************
4518 * freopen_s (MSVCRT.@)
4519 */
4520 int CDECL MSVCRT_freopen_s(MSVCRT_FILE** pFile,
4521 const char *path, const char *mode, MSVCRT_FILE* file)
4522 {
4523 if (!MSVCRT_CHECK_PMT(pFile != NULL)) return MSVCRT_EINVAL;
4524 if (!MSVCRT_CHECK_PMT(path != NULL)) return MSVCRT_EINVAL;
4525 if (!MSVCRT_CHECK_PMT(mode != NULL)) return MSVCRT_EINVAL;
4526 if (!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EINVAL;
4527
4528 *pFile = MSVCRT_freopen(path, mode, file);
4529
4530 if(!*pFile)
4531 return *MSVCRT__errno();
4532 return 0;
4533 }
4534
4535 /*********************************************************************
4536 * fsetpos (MSVCRT.@)
4537 */
4538 int CDECL MSVCRT_fsetpos(MSVCRT_FILE* file, fpos_t *pos)
4539 {
4540 int ret;
4541
4542 MSVCRT__lock_file(file);
4543 msvcrt_flush_buffer(file);
4544
4545 /* Reset direction of i/o */
4546 if(file->_flag & MSVCRT__IORW) {
4547 file->_flag &= ~(MSVCRT__IOREAD|MSVCRT__IOWRT);
4548 }
4549
4550 ret = (MSVCRT__lseeki64(file->_file,*pos,MSVCRT_SEEK_SET) == -1) ? -1 : 0;
4551 MSVCRT__unlock_file(file);
4552 return ret;
4553 }
4554
4555 /*********************************************************************
4556 * _ftelli64 (MSVCRT.@)
4557 */
4558 __int64 CDECL MSVCRT__ftelli64(MSVCRT_FILE* file)
4559 {
4560 __int64 ret;
4561
4562 MSVCRT__lock_file(file);
4563 ret = MSVCRT__ftelli64_nolock(file);
4564 MSVCRT__unlock_file(file);
4565
4566 return ret;
4567 }
4568
4569 /*********************************************************************
4570 * _ftelli64_nolock (MSVCRT.@)
4571 */
4572 __int64 CDECL MSVCRT__ftelli64_nolock(MSVCRT_FILE* file)
4573 {
4574 __int64 pos;
4575
4576 pos = _telli64(file->_file);
4577 if(pos == -1)
4578 return -1;
4579 if(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)) {
4580 if(file->_flag & MSVCRT__IOWRT) {
4581 pos += file->_ptr - file->_base;
4582
4583 if(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT) {
4584 char *p;
4585
4586 for(p=file->_base; p<file->_ptr; p++)
4587 if(*p == '\n')
4588 pos++;
4589 }
4590 } else if(!file->_cnt) { /* nothing to do */
4591 } else if(MSVCRT__lseeki64(file->_file, 0, MSVCRT_SEEK_END)==pos) {
4592 int i;
4593
4594 pos -= file->_cnt;
4595 if(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT) {
4596 for(i=0; i<file->_cnt; i++)
4597 if(file->_ptr[i] == '\n')
4598 pos--;
4599 }
4600 } else {
4601 char *p;
4602
4603 if(MSVCRT__lseeki64(file->_file, pos, MSVCRT_SEEK_SET) != pos)
4604 return -1;
4605
4606 pos -= file->_bufsiz;
4607 pos += file->_ptr - file->_base;
4608
4609 if(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT) {
4610 if(get_ioinfo_nolock(file->_file)->wxflag & WX_READNL)
4611 pos--;
4612
4613 for(p=file->_base; p<file->_ptr; p++)
4614 if(*p == '\n')
4615 pos++;
4616 }
4617 }
4618 }
4619
4620 return pos;
4621 }
4622
4623 /*********************************************************************
4624 * ftell (MSVCRT.@)
4625 */
4626 LONG CDECL MSVCRT_ftell(MSVCRT_FILE* file)
4627 {
4628 return MSVCRT__ftelli64(file);
4629 }
4630
4631 #if _MSVCR_VER >= 80
4632 /*********************************************************************
4633 * _ftell_nolock (MSVCR80.@)
4634 */
4635 LONG CDECL MSVCRT__ftell_nolock(MSVCRT_FILE* file)
4636 {
4637 return MSVCRT__ftelli64_nolock(file);
4638 }
4639 #endif
4640
4641 /*********************************************************************
4642 * fgetpos (MSVCRT.@)
4643 */
4644 int CDECL MSVCRT_fgetpos(MSVCRT_FILE* file, fpos_t *pos)
4645 {
4646 *pos = MSVCRT__ftelli64(file);
4647 if(*pos == -1)
4648 return -1;
4649 return 0;
4650 }
4651
4652 /*********************************************************************
4653 * fputs (MSVCRT.@)
4654 */
4655 int CDECL MSVCRT_fputs(const char *s, MSVCRT_FILE* file)
4656 {
4657 size_t len = strlen(s);
4658 int ret;
4659
4660 MSVCRT__lock_file(file);
4661 ret = MSVCRT__fwrite_nolock(s, sizeof(*s), len, file) == len ? 0 : MSVCRT_EOF;
4662 MSVCRT__unlock_file(file);
4663 return ret;
4664 }
4665
4666 /*********************************************************************
4667 * fputws (MSVCRT.@)
4668 */
4669 int CDECL MSVCRT_fputws(const wchar_t *s, MSVCRT_FILE* file)
4670 {
4671 size_t i, len = MSVCRT_wcslen(s);
4672 BOOL tmp_buf;
4673 int ret;
4674
4675 MSVCRT__lock_file(file);
4676 if (!(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT)) {
4677 ret = MSVCRT__fwrite_nolock(s,sizeof(*s),len,file) == len ? 0 : MSVCRT_EOF;
4678 MSVCRT__unlock_file(file);
4679 return ret;
4680 }
4681
4682 tmp_buf = add_std_buffer(file);
4683 for (i=0; i<len; i++) {
4684 if(MSVCRT__fputwc_nolock(s[i], file) == WEOF) {
4685 if(tmp_buf) remove_std_buffer(file);
4686 MSVCRT__unlock_file(file);
4687 return WEOF;
4688 }
4689 }
4690
4691 if(tmp_buf) remove_std_buffer(file);
4692 MSVCRT__unlock_file(file);
4693 return 0;
4694 }
4695
4696 /*********************************************************************
4697 * getchar (MSVCRT.@)
4698 */
4699 int CDECL MSVCRT_getchar(void)
4700 {
4701 return MSVCRT_fgetc(MSVCRT_stdin);
4702 }
4703
4704 /*********************************************************************
4705 * getc (MSVCRT.@)
4706 */
4707 int CDECL MSVCRT_getc(MSVCRT_FILE* file)
4708 {
4709 return MSVCRT_fgetc(file);
4710 }
4711
4712 /*********************************************************************
4713 * gets_s (MSVCR80.@)
4714 */
4715 char * CDECL MSVCRT_gets_s(char *buf, size_t len)
4716 {
4717 char *buf_start = buf;
4718 int cc;
4719
4720 if (!MSVCRT_CHECK_PMT(buf != NULL)) return NULL;
4721 if (!MSVCRT_CHECK_PMT(len != 0)) return NULL;
4722
4723 MSVCRT__lock_file(MSVCRT_stdin);
4724 for(cc = MSVCRT__fgetc_nolock(MSVCRT_stdin);
4725 len != 0 && cc != MSVCRT_EOF && cc != '\n';
4726 cc = MSVCRT__fgetc_nolock(MSVCRT_stdin))
4727 {
4728 if (cc != '\r')
4729 {
4730 *buf++ = (char)cc;
4731 len--;
4732 }
4733 }
4734 MSVCRT__unlock_file(MSVCRT_stdin);
4735
4736 if (!len)
4737 {
4738 *buf_start = 0;
4739 MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
4740 return NULL;
4741 }
4742
4743 if ((cc == MSVCRT_EOF) && (buf_start == buf))
4744 {
4745 TRACE(":nothing read\n");
4746 return NULL;
4747 }
4748 *buf = '\0';
4749
4750 TRACE("got '%s'\n", buf_start);
4751 return buf_start;
4752 }
4753
4754 /*********************************************************************
4755 * gets (MSVCRT.@)
4756 */
4757 char * CDECL MSVCRT_gets(char *buf)
4758 {
4759 return MSVCRT_gets_s(buf, -1);
4760 }
4761
4762 /*********************************************************************
4763 * _getws (MSVCRT.@)
4764 */
4765 wchar_t* CDECL MSVCRT__getws(wchar_t* buf)
4766 {
4767 wint_t cc;
4768 wchar_t* ws = buf;
4769
4770 MSVCRT__lock_file(MSVCRT_stdin);
4771 for (cc = MSVCRT__fgetwc_nolock(MSVCRT_stdin); cc != WEOF && cc != '\n';
4772 cc = MSVCRT__fgetwc_nolock(MSVCRT_stdin))
4773 {
4774 if (cc != '\r')
4775 *buf++ = (wchar_t)cc;
4776 }
4777 MSVCRT__unlock_file(MSVCRT_stdin);
4778
4779 if ((cc == WEOF) && (ws == buf))
4780 {
4781 TRACE(":nothing read\n");
4782 return NULL;
4783 }
4784 *buf = '\0';
4785
4786 TRACE("got %s\n", debugstr_w(ws));
4787 return ws;
4788 }
4789
4790 /*********************************************************************
4791 * putc (MSVCRT.@)
4792 */
4793 int CDECL MSVCRT_putc(int c, MSVCRT_FILE* file)
4794 {
4795 return MSVCRT_fputc(c, file);
4796 }
4797
4798 /*********************************************************************
4799 * putchar (MSVCRT.@)
4800 */
4801 int CDECL MSVCRT_putchar(int c)
4802 {
4803 return MSVCRT_fputc(c, MSVCRT_stdout);
4804 }
4805
4806 /*********************************************************************
4807 * puts (MSVCRT.@)
4808 */
4809 int CDECL MSVCRT_puts(const char *s)
4810 {
4811 size_t len = strlen(s);
4812 int ret;
4813
4814 MSVCRT__lock_file(MSVCRT_stdout);
4815 if(MSVCRT__fwrite_nolock(s, sizeof(*s), len, MSVCRT_stdout) != len) {
4816 MSVCRT__unlock_file(MSVCRT_stdout);
4817 return MSVCRT_EOF;
4818 }
4819
4820 ret = MSVCRT__fwrite_nolock("\n",1,1,MSVCRT_stdout) == 1 ? 0 : MSVCRT_EOF;
4821 MSVCRT__unlock_file(MSVCRT_stdout);
4822 return ret;
4823 }
4824
4825 /*********************************************************************
4826 * _putws (MSVCRT.@)
4827 */
4828 int CDECL MSVCRT__putws(const wchar_t *s)
4829 {
4830 int ret;
4831
4832 MSVCRT__lock_file(MSVCRT_stdout);
4833 ret = MSVCRT_fputws(s, MSVCRT_stdout);
4834 if(ret >= 0)
4835 ret = MSVCRT__fputwc_nolock('\n', MSVCRT_stdout);
4836 MSVCRT__unlock_file(MSVCRT_stdout);
4837 return ret >= 0 ? 0 : WEOF;
4838 }
4839
4840 /*********************************************************************
4841 * remove (MSVCRT.@)
4842 */
4843 int CDECL MSVCRT_remove(const char *path)
4844 {
4845 TRACE("(%s)\n",path);
4846 if (DeleteFileA(path))
4847 return 0;
4848 TRACE(":failed (%d)\n",GetLastError());
4849 msvcrt_set_errno(GetLastError());
4850 return -1;
4851 }
4852
4853 /*********************************************************************
4854 * _wremove (MSVCRT.@)
4855 */
4856 int CDECL MSVCRT__wremove(const wchar_t *path)
4857 {
4858 TRACE("(%s)\n",debugstr_w(path));
4859 if (DeleteFileW(path))
4860 return 0;
4861 TRACE(":failed (%d)\n",GetLastError());
4862 msvcrt_set_errno(GetLastError());
4863 return -1;
4864 }
4865
4866 /*********************************************************************
4867 * rename (MSVCRT.@)
4868 */
4869 int CDECL MSVCRT_rename(const char *oldpath,const char *newpath)
4870 {
4871 TRACE(":from %s to %s\n",oldpath,newpath);
4872 if (MoveFileExA(oldpath, newpath, MOVEFILE_COPY_ALLOWED))
4873 return 0;
4874 TRACE(":failed (%d)\n",GetLastError());
4875 msvcrt_set_errno(GetLastError());
4876 return -1;
4877 }
4878
4879 /*********************************************************************
4880 * _wrename (MSVCRT.@)
4881 */
4882 int CDECL MSVCRT__wrename(const wchar_t *oldpath,const wchar_t *newpath)
4883 {
4884 TRACE(":from %s to %s\n",debugstr_w(oldpath),debugstr_w(newpath));
4885 if (MoveFileExW(oldpath, newpath, MOVEFILE_COPY_ALLOWED))
4886 return 0;
4887 TRACE(":failed (%d)\n",GetLastError());
4888 msvcrt_set_errno(GetLastError());
4889 return -1;
4890 }
4891
4892 /*********************************************************************
4893 * setvbuf (MSVCRT.@)
4894 */
4895 int CDECL MSVCRT_setvbuf(MSVCRT_FILE* file, char *buf, int mode, size_t size)
4896 {
4897 if(!MSVCRT_CHECK_PMT(file != NULL)) return -1;
4898 if(!MSVCRT_CHECK_PMT(mode==MSVCRT__IONBF || mode==MSVCRT__IOFBF || mode==MSVCRT__IOLBF)) return -1;
4899 if(!MSVCRT_CHECK_PMT(mode==MSVCRT__IONBF || (size>=2 && size<=INT_MAX))) return -1;
4900
4901 MSVCRT__lock_file(file);
4902
4903 MSVCRT__fflush_nolock(file);
4904 if(file->_flag & MSVCRT__IOMYBUF)
4905 MSVCRT_free(file->_base);
4906 file->_flag &= ~(MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF);
4907 file->_cnt = 0;
4908
4909 if(mode == MSVCRT__IONBF) {
4910 file->_flag |= MSVCRT__IONBF;
4911 file->_base = file->_ptr = (char*)&file->_charbuf;
4912 file->_bufsiz = 2;
4913 }else if(buf) {
4914 file->_base = file->_ptr = buf;
4915 file->_flag |= MSVCRT__USERBUF;
4916 file->_bufsiz = size;
4917 }else {
4918 file->_base = file->_ptr = MSVCRT_malloc(size);
4919 if(!file->_base) {
4920 file->_bufsiz = 0;
4921 MSVCRT__unlock_file(file);
4922 return -1;
4923 }
4924
4925 file->_flag |= MSVCRT__IOMYBUF;
4926 file->_bufsiz = size;
4927 }
4928 MSVCRT__unlock_file(file);
4929 return 0;
4930 }
4931
4932 /*********************************************************************
4933 * setbuf (MSVCRT.@)
4934 */
4935 void CDECL MSVCRT_setbuf(MSVCRT_FILE* file, char *buf)
4936 {
4937 MSVCRT_setvbuf(file, buf, buf ? MSVCRT__IOFBF : MSVCRT__IONBF, MSVCRT_BUFSIZ);
4938 }
4939
4940 static int tmpnam_helper(char *s, size_t size, int *tmpnam_unique, int tmp_max)
4941 {
4942 char tmpstr[8];
4943 char *p = s;
4944 int digits;
4945
4946 if (!MSVCRT_CHECK_PMT(s != NULL)) return MSVCRT_EINVAL;
4947
4948 if (size < 3) {
4949 if (size) *s = 0;
4950 *MSVCRT__errno() = MSVCRT_ERANGE;
4951 return MSVCRT_ERANGE;
4952 }
4953 *p++ = '\\';
4954 *p++ = 's';
4955 size -= 2;
4956 digits = msvcrt_int_to_base32(GetCurrentProcessId(), tmpstr);
4957 if (digits+1 > size) {
4958 *s = 0;
4959 *MSVCRT__errno() = MSVCRT_ERANGE;
4960 return MSVCRT_ERANGE;
4961 }
4962 memcpy(p, tmpstr, digits*sizeof(tmpstr[0]));
4963 p += digits;
4964 *p++ = '.';
4965 size -= digits+1;
4966
4967 while(1) {
4968 while ((digits = *tmpnam_unique)+1 < tmp_max) {
4969 if (InterlockedCompareExchange(tmpnam_unique, digits+1, digits) == digits)
4970 break;
4971 }
4972
4973 digits = msvcrt_int_to_base32(digits, tmpstr);
4974 if (digits+1 > size) {
4975 *s = 0;
4976 *MSVCRT__errno() = MSVCRT_ERANGE;
4977 return MSVCRT_ERANGE;
4978 }
4979 memcpy(p, tmpstr, digits*sizeof(tmpstr[0]));
4980 p[digits] = 0;
4981
4982 if (GetFileAttributesA(s) == INVALID_FILE_ATTRIBUTES &&
4983 GetLastError() == ERROR_FILE_NOT_FOUND)
4984 break;
4985 }
4986 return 0;
4987 }
4988
4989 int CDECL MSVCRT_tmpnam_s(char *s, size_t size)
4990 {
4991 return tmpnam_helper(s, size, &tmpnam_s_unique, MSVCRT_TMP_MAX_S);
4992 }
4993
4994 /*********************************************************************
4995 * tmpnam (MSVCRT.@)
4996 */
4997 char * CDECL MSVCRT_tmpnam(char *s)
4998 {
4999 if (!s) {
5000 thread_data_t *data = msvcrt_get_thread_data();
5001
5002 if(!data->tmpnam_buffer)
5003 data->tmpnam_buffer = MSVCRT_malloc(MAX_PATH);
5004
5005 s = data->tmpnam_buffer;
5006 }
5007
5008 return tmpnam_helper(s, -1, &tmpnam_unique, MSVCRT_TMP_MAX) ? NULL : s;
5009 }
5010
5011 static int wtmpnam_helper(wchar_t *s, size_t size, int *tmpnam_unique, int tmp_max)
5012 {
5013 wchar_t tmpstr[8];
5014 wchar_t *p = s;
5015 int digits;
5016
5017 if (!MSVCRT_CHECK_PMT(s != NULL)) return MSVCRT_EINVAL;
5018
5019 if (size < 3) {
5020 if (size) *s = 0;
5021 *MSVCRT__errno() = MSVCRT_ERANGE;
5022 return MSVCRT_ERANGE;
5023 }
5024 *p++ = '\\';
5025 *p++ = 's';
5026 size -= 2;
5027 digits = msvcrt_int_to_base32_w(GetCurrentProcessId(), tmpstr);
5028 if (digits+1 > size) {
5029 *s = 0;
5030 *MSVCRT__errno() = MSVCRT_ERANGE;
5031 return MSVCRT_ERANGE;
5032 }
5033 memcpy(p, tmpstr, digits*sizeof(tmpstr[0]));
5034 p += digits;
5035 *p++ = '.';
5036 size -= digits+1;
5037
5038 while(1) {
5039 while ((digits = *tmpnam_unique)+1 < tmp_max) {
5040 if (InterlockedCompareExchange(tmpnam_unique, digits+1, digits) == digits)
5041 break;
5042 }
5043
5044 digits = msvcrt_int_to_base32_w(digits, tmpstr);
5045 if (digits+1 > size) {
5046 *s = 0;
5047 *MSVCRT__errno() = MSVCRT_ERANGE;
5048 return MSVCRT_ERANGE;
5049 }
5050 memcpy(p, tmpstr, digits*sizeof(tmpstr[0]));
5051 p[digits] = 0;
5052
5053 if (GetFileAttributesW(s) == INVALID_FILE_ATTRIBUTES &&
5054 GetLastError() == ERROR_FILE_NOT_FOUND)
5055 break;
5056 }
5057 return 0;
5058 }
5059
5060 /*********************************************************************
5061 * _wtmpnam_s (MSVCRT.@)
5062 */
5063 int CDECL MSVCRT__wtmpnam_s(wchar_t *s, size_t size)
5064 {
5065 return wtmpnam_helper(s, size, &tmpnam_s_unique, MSVCRT_TMP_MAX_S);
5066 }
5067
5068 /*********************************************************************
5069 * _wtmpnam (MSVCRT.@)
5070 */
5071 wchar_t * CDECL MSVCRT__wtmpnam(wchar_t *s)
5072 {
5073 if (!s) {
5074 thread_data_t *data = msvcrt_get_thread_data();
5075
5076 if(!data->wtmpnam_buffer)
5077 data->wtmpnam_buffer = MSVCRT_malloc(sizeof(wchar_t[MAX_PATH]));
5078
5079 s = data->wtmpnam_buffer;
5080 }
5081
5082 return wtmpnam_helper(s, -1, &tmpnam_unique, MSVCRT_TMP_MAX) ? NULL : s;
5083 }
5084
5085 /*********************************************************************
5086 * tmpfile (MSVCRT.@)
5087 */
5088 MSVCRT_FILE* CDECL MSVCRT_tmpfile(void)
5089 {
5090 char *filename = MSVCRT__tempnam(",", "t");
5091 int fd;
5092 MSVCRT_FILE* file = NULL;
5093
5094 LOCK_FILES();
5095 fd = MSVCRT__open(filename, MSVCRT__O_CREAT | MSVCRT__O_BINARY | MSVCRT__O_RDWR | MSVCRT__O_TEMPORARY,
5096 MSVCRT__S_IREAD | MSVCRT__S_IWRITE);
5097 if (fd != -1 && (file = msvcrt_alloc_fp()))
5098 {
5099 if (msvcrt_init_fp(file, fd, MSVCRT__IORW) == -1)
5100 {
5101 file->_flag = 0;
5102 file = NULL;
5103 }
5104 else file->_tmpfname = MSVCRT__strdup(filename);
5105 }
5106
5107 if(fd != -1 && !file)
5108 MSVCRT__close(fd);
5109 MSVCRT_free(filename);
5110 UNLOCK_FILES();
5111 return file;
5112 }
5113
5114 /*********************************************************************
5115 * tmpfile_s (MSVCRT.@)
5116 */
5117 int CDECL MSVCRT_tmpfile_s(MSVCRT_FILE** file)
5118 {
5119 if (!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EINVAL;
5120
5121 *file = MSVCRT_tmpfile();
5122 return 0;
5123 }
5124
5125 static int puts_clbk_file_a(void *file, int len, const char *str)
5126 {
5127 return MSVCRT_fwrite(str, sizeof(char), len, file);
5128 }
5129
5130 static int puts_clbk_file_w(void *file, int len, const wchar_t *str)
5131 {
5132 int i, ret;
5133
5134 MSVCRT__lock_file(file);
5135
5136 if(!(get_ioinfo_nolock(((MSVCRT_FILE*)file)->_file)->wxflag & WX_TEXT)) {
5137 ret = MSVCRT__fwrite_nolock(str, sizeof(wchar_t), len, file);
5138 MSVCRT__unlock_file(file);
5139 return ret;
5140 }
5141
5142 for(i=0; i<len; i++) {
5143 if(MSVCRT__fputwc_nolock(str[i], file) == WEOF) {
5144 MSVCRT__unlock_file(file);
5145 return -1;
5146 }
5147 }
5148
5149 MSVCRT__unlock_file(file);
5150 return len;
5151 }
5152
5153 static int vfprintf_helper(DWORD options, MSVCRT_FILE* file, const char *format,
5154 _locale_t locale, __ms_va_list valist)
5155 {
5156 printf_arg args_ctx[MSVCRT__ARGMAX+1];
5157 BOOL tmp_buf;
5158 int ret;
5159
5160 if(!MSVCRT_CHECK_PMT( file != NULL )) return -1;
5161 if(!MSVCRT_CHECK_PMT( format != NULL )) return -1;
5162
5163 if(options & MSVCRT_PRINTF_POSITIONAL_PARAMS) {
5164 memset(args_ctx, 0, sizeof(args_ctx));
5165 ret = create_positional_ctx_a(args_ctx, format, valist);
5166 if(ret < 0) {
5167 MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
5168 *MSVCRT__errno() = MSVCRT_EINVAL;
5169 return ret;
5170 } else if(!ret)
5171 options &= ~MSVCRT_PRINTF_POSITIONAL_PARAMS;
5172 }
5173
5174 MSVCRT__lock_file(file);
5175 tmp_buf = add_std_buffer(file);
5176 ret = pf_printf_a(puts_clbk_file_a, file, format, locale, options,
5177 options & MSVCRT_PRINTF_POSITIONAL_PARAMS ? arg_clbk_positional : arg_clbk_valist,
5178 options & MSVCRT_PRINTF_POSITIONAL_PARAMS ? args_ctx : NULL, &valist);
5179 if(tmp_buf) remove_std_buffer(file);
5180 MSVCRT__unlock_file(file);
5181
5182 return ret;
5183 }
5184
5185 static int vfwprintf_helper(DWORD options, MSVCRT_FILE* file, const wchar_t *format,
5186 _locale_t locale, __ms_va_list valist)
5187 {
5188 printf_arg args_ctx[MSVCRT__ARGMAX+1];
5189 BOOL tmp_buf;
5190 int ret;
5191
5192 if(!MSVCRT_CHECK_PMT( file != NULL )) return -1;
5193 if(!MSVCRT_CHECK_PMT( format != NULL )) return -1;
5194
5195 if(options & MSVCRT_PRINTF_POSITIONAL_PARAMS) {
5196 memset(args_ctx, 0, sizeof(args_ctx));
5197 ret = create_positional_ctx_w(args_ctx, format, valist);
5198 if(ret < 0) {
5199 MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
5200 *MSVCRT__errno() = MSVCRT_EINVAL;
5201 return ret;
5202 } else if(!ret)
5203 options &= ~MSVCRT_PRINTF_POSITIONAL_PARAMS;
5204 }
5205
5206 MSVCRT__lock_file(file);
5207 tmp_buf = add_std_buffer(file);
5208 ret = pf_printf_w(puts_clbk_file_w, file, format, locale, options,
5209 options & MSVCRT_PRINTF_POSITIONAL_PARAMS ? arg_clbk_positional : arg_clbk_valist,
5210 options & MSVCRT_PRINTF_POSITIONAL_PARAMS ? args_ctx : NULL, &valist);
5211 if(tmp_buf) remove_std_buffer(file);
5212 MSVCRT__unlock_file(file);
5213
5214 return ret;
5215 }
5216
5217 /*********************************************************************
5218 * _vfprintf_s_l (MSVCRT.@)
5219 */
5220 int CDECL MSVCRT__vfprintf_s_l(MSVCRT_FILE* file, const char *format,
5221 _locale_t locale, __ms_va_list valist)
5222 {
5223 return vfprintf_helper(MSVCRT_PRINTF_INVOKE_INVALID_PARAM_HANDLER, file, format, locale, valist);
5224 }
5225
5226 /*********************************************************************
5227 * _vfwprintf_s_l (MSVCRT.@)
5228 */
5229 int CDECL MSVCRT__vfwprintf_s_l(MSVCRT_FILE* file, const wchar_t *format,
5230 _locale_t locale, __ms_va_list valist)
5231 {
5232 return vfwprintf_helper(MSVCRT_PRINTF_INVOKE_INVALID_PARAM_HANDLER, file, format, locale, valist);
5233 }
5234
5235 /*********************************************************************
5236 * vfprintf (MSVCRT.@)
5237 */
5238 int CDECL MSVCRT_vfprintf(MSVCRT_FILE* file, const char *format, __ms_va_list valist)
5239 {
5240 return vfprintf_helper(0, file, format, NULL, valist);
5241 }
5242
5243 /*********************************************************************
5244 * vfprintf_s (MSVCRT.@)
5245 */
5246 int CDECL MSVCRT_vfprintf_s(MSVCRT_FILE* file, const char *format, __ms_va_list valist)
5247 {
5248 return MSVCRT__vfprintf_s_l(file, format, NULL, valist);
5249 }
5250
5251 /*********************************************************************
5252 * vfwprintf (MSVCRT.@)
5253 */
5254 int CDECL MSVCRT_vfwprintf(MSVCRT_FILE* file, const wchar_t *format, __ms_va_list valist)
5255 {
5256 return vfwprintf_helper(0, file, format, NULL, valist);
5257 }
5258
5259 /*********************************************************************
5260 * vfwprintf_s (MSVCRT.@)
5261 */
5262 int CDECL MSVCRT_vfwprintf_s(MSVCRT_FILE* file, const wchar_t *format, __ms_va_list valist)
5263 {
5264 return MSVCRT__vfwprintf_s_l(file, format, NULL, valist);
5265 }
5266
5267 #if _MSVCR_VER >= 140
5268
5269 /*********************************************************************
5270 * __stdio_common_vfprintf (UCRTBASE.@)
5271 */
5272 int CDECL MSVCRT__stdio_common_vfprintf(unsigned __int64 options, MSVCRT_FILE *file, const char *format,
5273 _locale_t locale, __ms_va_list valist)
5274 {
5275 if (options & ~UCRTBASE_PRINTF_MASK)
5276 FIXME("options %s not handled\n", wine_dbgstr_longlong(options));
5277
5278 return vfprintf_helper(options & UCRTBASE_PRINTF_MASK, file, format, locale, valist);
5279 }
5280
5281 /*********************************************************************
5282 * __stdio_common_vfprintf_s (UCRTBASE.@)
5283 */
5284 int CDECL MSVCRT__stdio_common_vfprintf_s(unsigned __int64 options, MSVCRT_FILE *file, const char *format,
5285 _locale_t locale, __ms_va_list valist)
5286 {
5287 if (options & ~UCRTBASE_PRINTF_MASK)
5288 FIXME("options %s not handled\n", wine_dbgstr_longlong(options));
5289
5290 return vfprintf_helper((options & UCRTBASE_PRINTF_MASK) | MSVCRT_PRINTF_INVOKE_INVALID_PARAM_HANDLER,
5291 file, format, locale, valist);
5292 }
5293
5294 /*********************************************************************
5295 * __stdio_common_vfwprintf (UCRTBASE.@)
5296 */
5297 int CDECL MSVCRT__stdio_common_vfwprintf(unsigned __int64 options, MSVCRT_FILE *file, const wchar_t *format,
5298 _locale_t locale, __ms_va_list valist)
5299 {
5300 if (options & ~UCRTBASE_PRINTF_MASK)
5301 FIXME("options %s not handled\n", wine_dbgstr_longlong(options));
5302
5303 return vfwprintf_helper(options & UCRTBASE_PRINTF_MASK, file, format, locale, valist);
5304 }
5305
5306 /*********************************************************************
5307 * __stdio_common_vfwprintf_s (UCRTBASE.@)
5308 */
5309 int CDECL MSVCRT__stdio_common_vfwprintf_s(unsigned __int64 options, MSVCRT_FILE *file, const wchar_t *format,
5310 _locale_t locale, __ms_va_list valist)
5311 {
5312 if (options & ~UCRTBASE_PRINTF_MASK)
5313 FIXME("options %s not handled\n", wine_dbgstr_longlong(options));
5314
5315 return vfwprintf_helper((options & UCRTBASE_PRINTF_MASK) | MSVCRT_PRINTF_INVOKE_INVALID_PARAM_HANDLER,
5316 file, format, locale, valist);
5317 }
5318
5319 #endif /* _MSVCR_VER >= 140 */
5320
5321 /*********************************************************************
5322 * _vfprintf_l (MSVCRT.@)
5323 */
5324 int CDECL MSVCRT__vfprintf_l(MSVCRT_FILE* file, const char *format,
5325 _locale_t locale, __ms_va_list valist)
5326 {
5327 return vfprintf_helper(0, file, format, locale, valist);
5328 }
5329
5330 /*********************************************************************
5331 * _vfwprintf_l (MSVCRT.@)
5332 */
5333 int CDECL MSVCRT__vfwprintf_l(MSVCRT_FILE* file, const wchar_t *format,
5334 _locale_t locale, __ms_va_list valist)
5335 {
5336 return vfwprintf_helper(0, file, format, locale, valist);
5337 }
5338
5339 /*********************************************************************
5340 * _vfprintf_p_l (MSVCRT.@)
5341 */
5342 int CDECL MSVCRT__vfprintf_p_l(MSVCRT_FILE* file, const char *format,
5343 _locale_t locale, __ms_va_list valist)
5344 {
5345 return vfprintf_helper(MSVCRT_PRINTF_POSITIONAL_PARAMS | MSVCRT_PRINTF_INVOKE_INVALID_PARAM_HANDLER,
5346 file, format, locale, valist);
5347 }
5348
5349 /*********************************************************************
5350 * _vfprintf_p (MSVCRT.@)
5351 */
5352 int CDECL MSVCRT__vfprintf_p(MSVCRT_FILE* file, const char *format, __ms_va_list valist)
5353 {
5354 return MSVCRT__vfprintf_p_l(file, format, NULL, valist);
5355 }
5356
5357 /*********************************************************************
5358 * _vfwprintf_p_l (MSVCRT.@)
5359 */
5360 int CDECL MSVCRT__vfwprintf_p_l(MSVCRT_FILE* file, const wchar_t *format,
5361 _locale_t locale, __ms_va_list valist)
5362 {
5363 return vfwprintf_helper(MSVCRT_PRINTF_POSITIONAL_PARAMS | MSVCRT_PRINTF_INVOKE_INVALID_PARAM_HANDLER,
5364 file, format, locale, valist);
5365 }
5366
5367 /*********************************************************************
5368 * _vfwprintf_p (MSVCRT.@)
5369 */
5370 int CDECL MSVCRT__vfwprintf_p(MSVCRT_FILE* file, const wchar_t *format, __ms_va_list valist)
5371 {
5372 return MSVCRT__vfwprintf_p_l(file, format, NULL, valist);
5373 }
5374
5375 /*********************************************************************
5376 * vprintf (MSVCRT.@)
5377 */
5378 int CDECL MSVCRT_vprintf(const char *format, __ms_va_list valist)
5379 {
5380 return MSVCRT_vfprintf(MSVCRT_stdout,format,valist);
5381 }
5382
5383 /*********************************************************************
5384 * vprintf_s (MSVCRT.@)
5385 */
5386 int CDECL MSVCRT_vprintf_s(const char *format, __ms_va_list valist)
5387 {
5388 return MSVCRT_vfprintf_s(MSVCRT_stdout,format,valist);
5389 }
5390
5391 /*********************************************************************
5392 * vwprintf (MSVCRT.@)
5393 */
5394 int CDECL MSVCRT_vwprintf(const wchar_t *format, __ms_va_list valist)
5395 {
5396 return MSVCRT_vfwprintf(MSVCRT_stdout,format,valist);
5397 }
5398
5399 /*********************************************************************
5400 * vwprintf_s (MSVCRT.@)
5401 */
5402 int CDECL MSVCRT_vwprintf_s(const wchar_t *format, __ms_va_list valist)
5403 {
5404 return MSVCRT_vfwprintf_s(MSVCRT_stdout,format,valist);
5405 }
5406
5407 /*********************************************************************
5408 * fprintf (MSVCRT.@)
5409 */
5410 int WINAPIV MSVCRT_fprintf(MSVCRT_FILE* file, const char *format, ...)
5411 {
5412 __ms_va_list valist;
5413 int res;
5414 __ms_va_start(valist, format);
5415 res = MSVCRT_vfprintf(file, format, valist);
5416 __ms_va_end(valist);
5417 return res;
5418 }
5419
5420 /*********************************************************************
5421 * fprintf_s (MSVCRT.@)
5422 */
5423 int WINAPIV MSVCRT_fprintf_s(MSVCRT_FILE* file, const char *format, ...)
5424 {
5425 __ms_va_list valist;
5426 int res;
5427 __ms_va_start(valist, format);
5428 res = MSVCRT_vfprintf_s(file, format, valist);
5429 __ms_va_end(valist);
5430 return res;
5431 }
5432
5433 /*********************************************************************
5434 * fwprintf (MSVCRT.@)
5435 */
5436 int WINAPIV MSVCRT_fwprintf(MSVCRT_FILE* file, const wchar_t *format, ...)
5437 {
5438 __ms_va_list valist;
5439 int res;
5440 __ms_va_start(valist, format);
5441 res = MSVCRT_vfwprintf(file, format, valist);
5442 __ms_va_end(valist);
5443 return res;
5444 }
5445
5446 /*********************************************************************
5447 * fwprintf_s (MSVCRT.@)
5448 */
5449 int WINAPIV MSVCRT_fwprintf_s(MSVCRT_FILE* file, const wchar_t *format, ...)
5450 {
5451 __ms_va_list valist;
5452 int res;
5453 __ms_va_start(valist, format);
5454 res = MSVCRT_vfwprintf_s(file, format, valist);
5455 __ms_va_end(valist);
5456 return res;
5457 }
5458
5459 /*********************************************************************
5460 * _fwprintf_l (MSVCRT.@)
5461 */
5462 int WINAPIV MSVCRT__fwprintf_l(MSVCRT_FILE* file, const wchar_t *format, _locale_t locale, ...)
5463 {
5464 __ms_va_list valist;
5465 int res;
5466 __ms_va_start(valist, locale);
5467 res = MSVCRT__vfwprintf_l(file, format, locale, valist);
5468 __ms_va_end(valist);
5469 return res;
5470 }
5471
5472 /*********************************************************************
5473 * printf (MSVCRT.@)
5474 */
5475 int WINAPIV MSVCRT_printf(const char *format, ...)
5476 {
5477 __ms_va_list valist;
5478 int res;
5479 __ms_va_start(valist, format);
5480 res = MSVCRT_vfprintf(MSVCRT_stdout, format, valist);
5481 __ms_va_end(valist);
5482 return res;
5483 }
5484
5485 /*********************************************************************
5486 * printf_s (MSVCRT.@)
5487 */
5488 int WINAPIV MSVCRT_printf_s(const char *format, ...)
5489 {
5490 __ms_va_list valist;
5491 int res;
5492 __ms_va_start(valist, format);
5493 res = MSVCRT_vprintf_s(format, valist);
5494 __ms_va_end(valist);
5495 return res;
5496 }
5497
5498 /*********************************************************************
5499 * ungetc (MSVCRT.@)
5500 */
5501 int CDECL MSVCRT_ungetc(int c, MSVCRT_FILE * file)
5502 {
5503 int ret;
5504
5505 if(!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EOF;
5506
5507 MSVCRT__lock_file(file);
5508 ret = MSVCRT__ungetc_nolock(c, file);
5509 MSVCRT__unlock_file(file);
5510
5511 return ret;
5512 }
5513
5514 /*********************************************************************
5515 * _ungetc_nolock (MSVCRT.@)
5516 */
5517 int CDECL MSVCRT__ungetc_nolock(int c, MSVCRT_FILE * file)
5518 {
5519 if(!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EOF;
5520
5521 if (c == MSVCRT_EOF || !(file->_flag&MSVCRT__IOREAD ||
5522 (file->_flag&MSVCRT__IORW && !(file->_flag&MSVCRT__IOWRT))))
5523 return MSVCRT_EOF;
5524
5525 if((!(file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF))
5526 && msvcrt_alloc_buffer(file))
5527 || (!file->_cnt && file->_ptr==file->_base))
5528 file->_ptr++;
5529
5530 if(file->_ptr>file->_base) {
5531 file->_ptr--;
5532 if(file->_flag & MSVCRT__IOSTRG) {
5533 if(*file->_ptr != c) {
5534 file->_ptr++;
5535 return MSVCRT_EOF;
5536 }
5537 }else {
5538 *file->_ptr = c;
5539 }
5540 file->_cnt++;
5541 file->_flag &= ~(MSVCRT__IOERR | MSVCRT__IOEOF);
5542 file->_flag |= MSVCRT__IOREAD;
5543 return c;
5544 }
5545
5546 return MSVCRT_EOF;
5547 }
5548
5549 /*********************************************************************
5550 * ungetwc (MSVCRT.@)
5551 */
5552 wint_t CDECL MSVCRT_ungetwc(wint_t wc, MSVCRT_FILE * file)
5553 {
5554 wint_t ret;
5555
5556 if(!MSVCRT_CHECK_PMT(file != NULL)) return WEOF;
5557
5558 MSVCRT__lock_file(file);
5559 ret = MSVCRT__ungetwc_nolock(wc, file);
5560 MSVCRT__unlock_file(file);
5561
5562 return ret;
5563 }
5564
5565 /*********************************************************************
5566 * _ungetwc_nolock (MSVCRT.@)
5567 */
5568 wint_t CDECL MSVCRT__ungetwc_nolock(wint_t wc, MSVCRT_FILE * file)
5569 {
5570 wchar_t mwc = wc;
5571
5572 if(!MSVCRT_CHECK_PMT(file != NULL)) return WEOF;
5573 if (wc == WEOF)
5574 return WEOF;
5575
5576 if((get_ioinfo_nolock(file->_file)->exflag & (EF_UTF8 | EF_UTF16))
5577 || !(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT)) {
5578 unsigned char * pp = (unsigned char *)&mwc;
5579 int i;
5580
5581 for(i=sizeof(wchar_t)-1;i>=0;i--) {
5582 if(pp[i] != MSVCRT__ungetc_nolock(pp[i],file))
5583 return WEOF;
5584 }
5585 }else {
5586 char mbs[MB_LEN_MAX];
5587 int len;
5588
5589 len = MSVCRT_wctomb(mbs, mwc);
5590 if(len == -1)
5591 return WEOF;
5592
5593 for(len--; len>=0; len--) {
5594 if(mbs[len] != MSVCRT__ungetc_nolock(mbs[len], file))
5595 return WEOF;
5596 }
5597 }
5598
5599 return mwc;
5600 }
5601
5602 /*********************************************************************
5603 * wprintf (MSVCRT.@)
5604 */
5605 int WINAPIV MSVCRT_wprintf(const wchar_t *format, ...)
5606 {
5607 __ms_va_list valist;
5608 int res;
5609 __ms_va_start(valist, format);
5610 res = MSVCRT_vwprintf(format, valist);
5611 __ms_va_end(valist);
5612 return res;
5613 }
5614
5615 /*********************************************************************
5616 * wprintf_s (MSVCRT.@)
5617 */
5618 int WINAPIV MSVCRT_wprintf_s(const wchar_t *format, ...)
5619 {
5620 __ms_va_list valist;
5621 int res;
5622 __ms_va_start(valist, format);
5623 res = MSVCRT_vwprintf_s(format, valist);
5624 __ms_va_end(valist);
5625 return res;
5626 }
5627
5628 /*********************************************************************
5629 * _getmaxstdio (MSVCRT.@)
5630 */
5631 int CDECL MSVCRT__getmaxstdio(void)
5632 {
5633 return MSVCRT_max_streams;
5634 }
5635
5636 /*********************************************************************
5637 * _setmaxstdio (MSVCRT.@)
5638 */
5639 int CDECL MSVCRT__setmaxstdio(int newmax)
5640 {
5641 TRACE("%d\n", newmax);
5642
5643 if(newmax<_IOB_ENTRIES || newmax>MSVCRT_MAX_FILES || newmax<MSVCRT_stream_idx)
5644 return -1;
5645
5646 MSVCRT_max_streams = newmax;
5647 return MSVCRT_max_streams;
5648 }
5649
5650 #if _MSVCR_VER >= 140
5651 /*********************************************************************
5652 * _get_stream_buffer_pointers (UCRTBASE.@)
5653 */
5654 int CDECL MSVCRT__get_stream_buffer_pointers(MSVCRT_FILE *file, char*** base,
5655 char*** ptr, int** count)
5656 {
5657 if (base)
5658 *base = &file->_base;
5659 if (ptr)
5660 *ptr = &file->_ptr;
5661 if (count)
5662 *count = &file->_cnt;
5663 return 0;
5664 }
5665 #endif
Windows API implementation