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msvcrt: Use WINAPIV calling convention for variadic functions.
[wine.git] / dlls / msvcrt / file.c
blobb22cbeb4d6c4624e95bea4aff123cd70650775dd
1 /*
2 * msvcrt.dll file functions
3 *
4 * Copyright 1996,1998 Marcus Meissner
5 * Copyright 1996 Jukka Iivonen
6 * Copyright 1997,2000 Uwe Bonnes
7 * Copyright 2000 Jon Griffiths
8 * Copyright 2004 Eric Pouech
9 * Copyright 2004 Juan Lang
10 *
11 * This library is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU Lesser General Public
13 * License as published by the Free Software Foundation; either
14 * version 2.1 of the License, or (at your option) any later version.
15 *
16 * This library is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 * Lesser General Public License for more details.
20 *
21 * You should have received a copy of the GNU Lesser General Public
22 * License along with this library; if not, write to the Free Software
23 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
24 *
25 * TODO
26 * Use the file flag hints O_SEQUENTIAL, O_RANDOM, O_SHORT_LIVED
27 */
28
29 #include "config.h"
30 #include "wine/port.h"
31
32 #include <stdarg.h>
33 #include <stdio.h>
34 #ifdef HAVE_UNISTD_H
35 # include <unistd.h>
36 #endif
37 #include <sys/types.h>
38 #include <limits.h>
39
40 #include "windef.h"
41 #include "winbase.h"
42 #include "winternl.h"
43 #include "msvcrt.h"
44 #include "mtdll.h"
45
46 #include "wine/unicode.h"
47
48 #include "wine/debug.h"
49
50 WINE_DEFAULT_DEBUG_CHANNEL(msvcrt);
51
52 /* for stat mode, permissions apply to all,owner and group */
53 #define ALL_S_IREAD (MSVCRT__S_IREAD | (MSVCRT__S_IREAD >> 3) | (MSVCRT__S_IREAD >> 6))
54 #define ALL_S_IWRITE (MSVCRT__S_IWRITE | (MSVCRT__S_IWRITE >> 3) | (MSVCRT__S_IWRITE >> 6))
55 #define ALL_S_IEXEC (MSVCRT__S_IEXEC | (MSVCRT__S_IEXEC >> 3) | (MSVCRT__S_IEXEC >> 6))
56
57 /* _access() bit flags FIXME: incomplete */
58 #define MSVCRT_W_OK 0x02
59 #define MSVCRT_R_OK 0x04
60
61 /* values for wxflag in file descriptor */
62 #define WX_OPEN 0x01
63 #define WX_ATEOF 0x02
64 #define WX_READNL 0x04 /* read started with \n */
65 #define WX_PIPE 0x08
66 #define WX_DONTINHERIT 0x10
67 #define WX_APPEND 0x20
68 #define WX_TTY 0x40
69 #define WX_TEXT 0x80
70
71 /* values for exflag - it's used differently in msvcr90.dll*/
72 #define EF_UTF8 0x01
73 #define EF_UTF16 0x02
74 #define EF_CRIT_INIT 0x04
75 #define EF_UNK_UNICODE 0x08
76
77 static char utf8_bom[3] = { 0xef, 0xbb, 0xbf };
78 static char utf16_bom[2] = { 0xff, 0xfe };
79
80 /* FIXME: this should be allocated dynamically */
81 #define MSVCRT_MAX_FILES 2048
82 #define MSVCRT_FD_BLOCK_SIZE 32
83
84 #define MSVCRT_INTERNAL_BUFSIZ 4096
85
86 /* ioinfo structure size is different in msvcrXX.dll's */
87 typedef struct {
88 HANDLE handle;
89 unsigned char wxflag;
90 char lookahead[3];
91 int exflag;
92 CRITICAL_SECTION crit;
93 #if _MSVCR_VER >= 80
94 char textmode : 7;
95 char unicode : 1;
96 char pipech2[2];
97 __int64 startpos;
98 BOOL utf8translations;
99 #endif
100 #if _MSVCR_VER >= 90
101 char dbcsBuffer;
102 BOOL dbcsBufferUsed;
103 #endif
104 } ioinfo;
105
106 /*********************************************************************
107 * __pioinfo (MSVCRT.@)
108 * array of pointers to ioinfo arrays [32]
109 */
110 ioinfo * MSVCRT___pioinfo[MSVCRT_MAX_FILES/MSVCRT_FD_BLOCK_SIZE] = { 0 };
111
112 /*********************************************************************
113 * __badioinfo (MSVCRT.@)
114 */
115 ioinfo MSVCRT___badioinfo = { INVALID_HANDLE_VALUE, WX_TEXT };
116
117 typedef struct {
118 MSVCRT_FILE file;
119 CRITICAL_SECTION crit;
120 } file_crit;
121
122 MSVCRT_FILE MSVCRT__iob[_IOB_ENTRIES] = { { 0 } };
123 static file_crit* MSVCRT_fstream[MSVCRT_MAX_FILES/MSVCRT_FD_BLOCK_SIZE];
124 static int MSVCRT_max_streams = 512, MSVCRT_stream_idx;
125
126 /* INTERNAL: process umask */
127 static int MSVCRT_umask = 0;
128
129 /* INTERNAL: static data for tmpnam and _wtmpname functions */
130 static int tmpnam_unique;
131 static int tmpnam_s_unique;
132
133 static const unsigned int EXE = 'e' << 16 | 'x' << 8 | 'e';
134 static const unsigned int BAT = 'b' << 16 | 'a' << 8 | 't';
135 static const unsigned int CMD = 'c' << 16 | 'm' << 8 | 'd';
136 static const unsigned int COM = 'c' << 16 | 'o' << 8 | 'm';
137
138 #define TOUL(x) (ULONGLONG)(x)
139 static const ULONGLONG WCEXE = TOUL('e') << 32 | TOUL('x') << 16 | TOUL('e');
140 static const ULONGLONG WCBAT = TOUL('b') << 32 | TOUL('a') << 16 | TOUL('t');
141 static const ULONGLONG WCCMD = TOUL('c') << 32 | TOUL('m') << 16 | TOUL('d');
142 static const ULONGLONG WCCOM = TOUL('c') << 32 | TOUL('o') << 16 | TOUL('m');
143
144 /* This critical section protects the MSVCRT_fstreams table
145 * and MSVCRT_stream_idx from race conditions. It also
146 * protects fd critical sections creation code.
147 */
148 static CRITICAL_SECTION MSVCRT_file_cs;
149 static CRITICAL_SECTION_DEBUG MSVCRT_file_cs_debug =
150 {
151 0, 0, &MSVCRT_file_cs,
152 { &MSVCRT_file_cs_debug.ProcessLocksList, &MSVCRT_file_cs_debug.ProcessLocksList },
153 0, 0, { (DWORD_PTR)(__FILE__ ": MSVCRT_file_cs") }
154 };
155 static CRITICAL_SECTION MSVCRT_file_cs = { &MSVCRT_file_cs_debug, -1, 0, 0, 0, 0 };
156 #define LOCK_FILES() do { EnterCriticalSection(&MSVCRT_file_cs); } while (0)
157 #define UNLOCK_FILES() do { LeaveCriticalSection(&MSVCRT_file_cs); } while (0)
158
159 static void msvcrt_stat64_to_stat(const struct MSVCRT__stat64 *buf64, struct MSVCRT__stat *buf)
160 {
161 buf->st_dev = buf64->st_dev;
162 buf->st_ino = buf64->st_ino;
163 buf->st_mode = buf64->st_mode;
164 buf->st_nlink = buf64->st_nlink;
165 buf->st_uid = buf64->st_uid;
166 buf->st_gid = buf64->st_gid;
167 buf->st_rdev = buf64->st_rdev;
168 buf->st_size = buf64->st_size;
169 buf->st_atime = buf64->st_atime;
170 buf->st_mtime = buf64->st_mtime;
171 buf->st_ctime = buf64->st_ctime;
172 }
173
174 static void msvcrt_stat64_to_stati64(const struct MSVCRT__stat64 *buf64, struct MSVCRT__stati64 *buf)
175 {
176 buf->st_dev = buf64->st_dev;
177 buf->st_ino = buf64->st_ino;
178 buf->st_mode = buf64->st_mode;
179 buf->st_nlink = buf64->st_nlink;
180 buf->st_uid = buf64->st_uid;
181 buf->st_gid = buf64->st_gid;
182 buf->st_rdev = buf64->st_rdev;
183 buf->st_size = buf64->st_size;
184 buf->st_atime = buf64->st_atime;
185 buf->st_mtime = buf64->st_mtime;
186 buf->st_ctime = buf64->st_ctime;
187 }
188
189 static void msvcrt_stat64_to_stat32(const struct MSVCRT__stat64 *buf64, struct MSVCRT__stat32 *buf)
190 {
191 buf->st_dev = buf64->st_dev;
192 buf->st_ino = buf64->st_ino;
193 buf->st_mode = buf64->st_mode;
194 buf->st_nlink = buf64->st_nlink;
195 buf->st_uid = buf64->st_uid;
196 buf->st_gid = buf64->st_gid;
197 buf->st_rdev = buf64->st_rdev;
198 buf->st_size = buf64->st_size;
199 buf->st_atime = buf64->st_atime;
200 buf->st_mtime = buf64->st_mtime;
201 buf->st_ctime = buf64->st_ctime;
202 }
203
204 static void msvcrt_stat64_to_stat64i32(const struct MSVCRT__stat64 *buf64, struct MSVCRT__stat64i32 *buf)
205 {
206 buf->st_dev = buf64->st_dev;
207 buf->st_ino = buf64->st_ino;
208 buf->st_mode = buf64->st_mode;
209 buf->st_nlink = buf64->st_nlink;
210 buf->st_uid = buf64->st_uid;
211 buf->st_gid = buf64->st_gid;
212 buf->st_rdev = buf64->st_rdev;
213 buf->st_size = buf64->st_size;
214 buf->st_atime = buf64->st_atime;
215 buf->st_mtime = buf64->st_mtime;
216 buf->st_ctime = buf64->st_ctime;
217 }
218
219 static void msvcrt_stat64_to_stat32i64(const struct MSVCRT__stat64 *buf64, struct MSVCRT__stat32i64 *buf)
220 {
221 buf->st_dev = buf64->st_dev;
222 buf->st_ino = buf64->st_ino;
223 buf->st_mode = buf64->st_mode;
224 buf->st_nlink = buf64->st_nlink;
225 buf->st_uid = buf64->st_uid;
226 buf->st_gid = buf64->st_gid;
227 buf->st_rdev = buf64->st_rdev;
228 buf->st_size = buf64->st_size;
229 buf->st_atime = buf64->st_atime;
230 buf->st_mtime = buf64->st_mtime;
231 buf->st_ctime = buf64->st_ctime;
232 }
233
234 static void time_to_filetime( MSVCRT___time64_t time, FILETIME *ft )
235 {
236 /* 1601 to 1970 is 369 years plus 89 leap days */
237 static const __int64 secs_1601_to_1970 = ((369 * 365 + 89) * (__int64)86400);
238
239 __int64 ticks = (time + secs_1601_to_1970) * 10000000;
240 ft->dwHighDateTime = ticks >> 32;
241 ft->dwLowDateTime = ticks;
242 }
243
244 static inline ioinfo* get_ioinfo_nolock(int fd)
245 {
246 ioinfo *ret = NULL;
247 if(fd>=0 && fd<MSVCRT_MAX_FILES)
248 ret = MSVCRT___pioinfo[fd/MSVCRT_FD_BLOCK_SIZE];
249 if(!ret)
250 return &MSVCRT___badioinfo;
251
252 return ret + (fd%MSVCRT_FD_BLOCK_SIZE);
253 }
254
255 static inline void init_ioinfo_cs(ioinfo *info)
256 {
257 if(!(info->exflag & EF_CRIT_INIT)) {
258 LOCK_FILES();
259 if(!(info->exflag & EF_CRIT_INIT)) {
260 InitializeCriticalSection(&info->crit);
261 info->exflag |= EF_CRIT_INIT;
262 }
263 UNLOCK_FILES();
264 }
265 }
266
267 static inline ioinfo* get_ioinfo(int fd)
268 {
269 ioinfo *ret = get_ioinfo_nolock(fd);
270 if(ret == &MSVCRT___badioinfo)
271 return ret;
272 init_ioinfo_cs(ret);
273 EnterCriticalSection(&ret->crit);
274 return ret;
275 }
276
277 static inline BOOL alloc_pioinfo_block(int fd)
278 {
279 ioinfo *block;
280 int i;
281
282 if(fd<0 || fd>=MSVCRT_MAX_FILES)
283 {
284 *MSVCRT__errno() = MSVCRT_ENFILE;
285 return FALSE;
286 }
287
288 block = MSVCRT_calloc(MSVCRT_FD_BLOCK_SIZE, sizeof(ioinfo));
289 if(!block)
290 {
291 WARN(":out of memory!\n");
292 *MSVCRT__errno() = MSVCRT_ENOMEM;
293 return FALSE;
294 }
295 for(i=0; i<MSVCRT_FD_BLOCK_SIZE; i++)
296 block[i].handle = INVALID_HANDLE_VALUE;
297 if(InterlockedCompareExchangePointer((void**)&MSVCRT___pioinfo[fd/MSVCRT_FD_BLOCK_SIZE], block, NULL))
298 MSVCRT_free(block);
299 return TRUE;
300 }
301
302 static inline ioinfo* get_ioinfo_alloc_fd(int fd)
303 {
304 ioinfo *ret;
305
306 ret = get_ioinfo(fd);
307 if(ret != &MSVCRT___badioinfo)
308 return ret;
309
310 if(!alloc_pioinfo_block(fd))
311 return &MSVCRT___badioinfo;
312
313 return get_ioinfo(fd);
314 }
315
316 static inline ioinfo* get_ioinfo_alloc(int *fd)
317 {
318 int i;
319
320 *fd = -1;
321 for(i=0; i<MSVCRT_MAX_FILES; i++)
322 {
323 ioinfo *info = get_ioinfo_nolock(i);
324
325 if(info == &MSVCRT___badioinfo)
326 {
327 if(!alloc_pioinfo_block(i))
328 return &MSVCRT___badioinfo;
329 info = get_ioinfo_nolock(i);
330 }
331
332 init_ioinfo_cs(info);
333 if(TryEnterCriticalSection(&info->crit))
334 {
335 if(info->handle == INVALID_HANDLE_VALUE)
336 {
337 *fd = i;
338 return info;
339 }
340 LeaveCriticalSection(&info->crit);
341 }
342 }
343
344 WARN(":files exhausted!\n");
345 *MSVCRT__errno() = MSVCRT_ENFILE;
346 return &MSVCRT___badioinfo;
347 }
348
349 static inline void release_ioinfo(ioinfo *info)
350 {
351 if(info!=&MSVCRT___badioinfo && info->exflag & EF_CRIT_INIT)
352 LeaveCriticalSection(&info->crit);
353 }
354
355 static inline MSVCRT_FILE* msvcrt_get_file(int i)
356 {
357 file_crit *ret;
358
359 if(i >= MSVCRT_max_streams)
360 return NULL;
361
362 if(i < _IOB_ENTRIES)
363 return &MSVCRT__iob[i];
364
365 ret = MSVCRT_fstream[i/MSVCRT_FD_BLOCK_SIZE];
366 if(!ret) {
367 MSVCRT_fstream[i/MSVCRT_FD_BLOCK_SIZE] = MSVCRT_calloc(MSVCRT_FD_BLOCK_SIZE, sizeof(file_crit));
368 if(!MSVCRT_fstream[i/MSVCRT_FD_BLOCK_SIZE]) {
369 ERR("out of memory\n");
370 *MSVCRT__errno() = MSVCRT_ENOMEM;
371 return NULL;
372 }
373
374 ret = MSVCRT_fstream[i/MSVCRT_FD_BLOCK_SIZE] + (i%MSVCRT_FD_BLOCK_SIZE);
375 } else
376 ret += i%MSVCRT_FD_BLOCK_SIZE;
377
378 return &ret->file;
379 }
380
381 /* INTERNAL: free a file entry fd */
382 static void msvcrt_free_fd(int fd)
383 {
384 ioinfo *fdinfo = get_ioinfo(fd);
385
386 if(fdinfo != &MSVCRT___badioinfo)
387 {
388 fdinfo->handle = INVALID_HANDLE_VALUE;
389 fdinfo->wxflag = 0;
390 }
391 TRACE(":fd (%d) freed\n",fd);
392
393 if (fd < 3)
394 {
395 switch (fd)
396 {
397 case 0:
398 SetStdHandle(STD_INPUT_HANDLE, 0);
399 break;
400 case 1:
401 SetStdHandle(STD_OUTPUT_HANDLE, 0);
402 break;
403 case 2:
404 SetStdHandle(STD_ERROR_HANDLE, 0);
405 break;
406 }
407 }
408 release_ioinfo(fdinfo);
409 }
410
411 static void msvcrt_set_fd(ioinfo *fdinfo, HANDLE hand, int flag)
412 {
413 fdinfo->handle = hand;
414 fdinfo->wxflag = WX_OPEN | (flag & (WX_DONTINHERIT | WX_APPEND | WX_TEXT | WX_PIPE | WX_TTY));
415 fdinfo->lookahead[0] = '\n';
416 fdinfo->lookahead[1] = '\n';
417 fdinfo->lookahead[2] = '\n';
418 fdinfo->exflag &= EF_CRIT_INIT;
419
420 switch (fdinfo-MSVCRT___pioinfo[0])
421 {
422 case 0: SetStdHandle(STD_INPUT_HANDLE, hand); break;
423 case 1: SetStdHandle(STD_OUTPUT_HANDLE, hand); break;
424 case 2: SetStdHandle(STD_ERROR_HANDLE, hand); break;
425 }
426 }
427
428 /* INTERNAL: Allocate an fd slot from a Win32 HANDLE */
429 static int msvcrt_alloc_fd(HANDLE hand, int flag)
430 {
431 int fd;
432 ioinfo *info = get_ioinfo_alloc(&fd);
433
434 TRACE(":handle (%p) allocating fd (%d)\n", hand, fd);
435
436 if(info == &MSVCRT___badioinfo)
437 return -1;
438
439 msvcrt_set_fd(info, hand, flag);
440 release_ioinfo(info);
441 return fd;
442 }
443
444 /* INTERNAL: Allocate a FILE* for an fd slot */
445 /* caller must hold the files lock */
446 static MSVCRT_FILE* msvcrt_alloc_fp(void)
447 {
448 int i;
449 MSVCRT_FILE *file;
450
451 for (i = 3; i < MSVCRT_max_streams; i++)
452 {
453 file = msvcrt_get_file(i);
454 if (!file)
455 return NULL;
456
457 if (file->_flag == 0)
458 {
459 if (i == MSVCRT_stream_idx)
460 {
461 if (file<MSVCRT__iob || file>=MSVCRT__iob+_IOB_ENTRIES)
462 {
463 InitializeCriticalSection(&((file_crit*)file)->crit);
464 ((file_crit*)file)->crit.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": file_crit.crit");
465 }
466 MSVCRT_stream_idx++;
467 }
468 return file;
469 }
470 }
471
472 return NULL;
473 }
474
475 /* INTERNAL: initialize a FILE* from an open fd */
476 static int msvcrt_init_fp(MSVCRT_FILE* file, int fd, unsigned stream_flags)
477 {
478 TRACE(":fd (%d) allocating FILE*\n",fd);
479 if (!(get_ioinfo_nolock(fd)->wxflag & WX_OPEN))
480 {
481 WARN(":invalid fd %d\n",fd);
482 *MSVCRT___doserrno() = 0;
483 *MSVCRT__errno() = MSVCRT_EBADF;
484 return -1;
485 }
486 file->_ptr = file->_base = NULL;
487 file->_cnt = 0;
488 file->_file = fd;
489 file->_flag = stream_flags;
490 file->_tmpfname = NULL;
491
492 TRACE(":got FILE* (%p)\n",file);
493 return 0;
494 }
495
496 /* INTERNAL: Create an inheritance data block (for spawned process)
497 * The inheritance block is made of:
498 * 00 int nb of file descriptor (NBFD)
499 * 04 char file flags (wxflag): repeated for each fd
500 * 4+NBFD HANDLE file handle: repeated for each fd
501 */
502 unsigned msvcrt_create_io_inherit_block(WORD *size, BYTE **block)
503 {
504 int fd, last_fd;
505 char* wxflag_ptr;
506 HANDLE* handle_ptr;
507 ioinfo* fdinfo;
508
509 for (last_fd=MSVCRT_MAX_FILES-1; last_fd>=0; last_fd--)
510 if (get_ioinfo_nolock(last_fd)->handle != INVALID_HANDLE_VALUE)
511 break;
512 last_fd++;
513
514 *size = sizeof(unsigned) + (sizeof(char) + sizeof(HANDLE)) * last_fd;
515 *block = MSVCRT_calloc(1, *size);
516 if (!*block)
517 {
518 *size = 0;
519 return FALSE;
520 }
521 wxflag_ptr = (char*)*block + sizeof(unsigned);
522 handle_ptr = (HANDLE*)(wxflag_ptr + last_fd);
523
524 *(unsigned*)*block = last_fd;
525 for (fd = 0; fd < last_fd; fd++)
526 {
527 /* to be inherited, we need it to be open, and that DONTINHERIT isn't set */
528 fdinfo = get_ioinfo(fd);
529 if ((fdinfo->wxflag & (WX_OPEN | WX_DONTINHERIT)) == WX_OPEN)
530 {
531 *wxflag_ptr = fdinfo->wxflag;
532 *handle_ptr = fdinfo->handle;
533 }
534 else
535 {
536 *wxflag_ptr = 0;
537 *handle_ptr = INVALID_HANDLE_VALUE;
538 }
539 release_ioinfo(fdinfo);
540 wxflag_ptr++; handle_ptr++;
541 }
542 return TRUE;
543 }
544
545 /* INTERNAL: Set up all file descriptors,
546 * as well as default streams (stdin, stderr and stdout)
547 */
548 void msvcrt_init_io(void)
549 {
550 STARTUPINFOA si;
551 int i;
552 ioinfo *fdinfo;
553
554 GetStartupInfoA(&si);
555 if (si.cbReserved2 >= sizeof(unsigned int) && si.lpReserved2 != NULL)
556 {
557 BYTE* wxflag_ptr;
558 HANDLE* handle_ptr;
559 unsigned int count;
560
561 count = *(unsigned*)si.lpReserved2;
562 wxflag_ptr = si.lpReserved2 + sizeof(unsigned);
563 handle_ptr = (HANDLE*)(wxflag_ptr + count);
564
565 count = min(count, (si.cbReserved2 - sizeof(unsigned)) / (sizeof(HANDLE) + 1));
566 count = min(count, MSVCRT_MAX_FILES);
567 for (i = 0; i < count; i++)
568 {
569 if ((*wxflag_ptr & WX_OPEN) && *handle_ptr != INVALID_HANDLE_VALUE)
570 {
571 fdinfo = get_ioinfo_alloc_fd(i);
572 if(fdinfo != &MSVCRT___badioinfo)
573 msvcrt_set_fd(fdinfo, *handle_ptr, *wxflag_ptr);
574 release_ioinfo(fdinfo);
575 }
576
577 wxflag_ptr++; handle_ptr++;
578 }
579 }
580
581 fdinfo = get_ioinfo_alloc_fd(MSVCRT_STDIN_FILENO);
582 if (!(fdinfo->wxflag & WX_OPEN) || fdinfo->handle == INVALID_HANDLE_VALUE) {
583 HANDLE h = GetStdHandle(STD_INPUT_HANDLE);
584 DWORD type = GetFileType(h);
585
586 msvcrt_set_fd(fdinfo, h, WX_OPEN|WX_TEXT|((type&0xf)==FILE_TYPE_CHAR ? WX_TTY : 0)
587 |((type&0xf)==FILE_TYPE_PIPE ? WX_PIPE : 0));
588 }
589 release_ioinfo(fdinfo);
590
591 fdinfo = get_ioinfo_alloc_fd(MSVCRT_STDOUT_FILENO);
592 if (!(fdinfo->wxflag & WX_OPEN) || fdinfo->handle == INVALID_HANDLE_VALUE) {
593 HANDLE h = GetStdHandle(STD_OUTPUT_HANDLE);
594 DWORD type = GetFileType(h);
595
596 msvcrt_set_fd(fdinfo, h, WX_OPEN|WX_TEXT|((type&0xf)==FILE_TYPE_CHAR ? WX_TTY : 0)
597 |((type&0xf)==FILE_TYPE_PIPE ? WX_PIPE : 0));
598 }
599 release_ioinfo(fdinfo);
600
601 fdinfo = get_ioinfo_alloc_fd(MSVCRT_STDERR_FILENO);
602 if (!(fdinfo->wxflag & WX_OPEN) || fdinfo->handle == INVALID_HANDLE_VALUE) {
603 HANDLE h = GetStdHandle(STD_ERROR_HANDLE);
604 DWORD type = GetFileType(h);
605
606 msvcrt_set_fd(fdinfo, h, WX_OPEN|WX_TEXT|((type&0xf)==FILE_TYPE_CHAR ? WX_TTY : 0)
607 |((type&0xf)==FILE_TYPE_PIPE ? WX_PIPE : 0));
608 }
609 release_ioinfo(fdinfo);
610
611 TRACE(":handles (%p)(%p)(%p)\n", get_ioinfo_nolock(MSVCRT_STDIN_FILENO)->handle,
612 get_ioinfo_nolock(MSVCRT_STDOUT_FILENO)->handle,
613 get_ioinfo_nolock(MSVCRT_STDERR_FILENO)->handle);
614
615 memset(MSVCRT__iob,0,3*sizeof(MSVCRT_FILE));
616 for (i = 0; i < 3; i++)
617 {
618 /* FILE structs for stdin/out/err are static and never deleted */
619 MSVCRT__iob[i]._file = i;
620 MSVCRT__iob[i]._tmpfname = NULL;
621 MSVCRT__iob[i]._flag = (i == 0) ? MSVCRT__IOREAD : MSVCRT__IOWRT;
622 }
623 MSVCRT_stream_idx = 3;
624 }
625
626 /* INTERNAL: Flush stdio file buffer */
627 static int msvcrt_flush_buffer(MSVCRT_FILE* file)
628 {
629 if((file->_flag & (MSVCRT__IOREAD|MSVCRT__IOWRT)) == MSVCRT__IOWRT &&
630 file->_flag & (MSVCRT__IOMYBUF|MSVCRT__USERBUF)) {
631 int cnt=file->_ptr-file->_base;
632 if(cnt>0 && MSVCRT__write(file->_file, file->_base, cnt) != cnt) {
633 file->_flag |= MSVCRT__IOERR;
634 return MSVCRT_EOF;
635 }
636
637 if(file->_flag & MSVCRT__IORW)
638 file->_flag &= ~MSVCRT__IOWRT;
639 }
640
641 file->_ptr=file->_base;
642 file->_cnt=0;
643 return 0;
644 }
645
646 /*********************************************************************
647 * _isatty (MSVCRT.@)
648 */
649 int CDECL MSVCRT__isatty(int fd)
650 {
651 TRACE(":fd (%d)\n",fd);
652
653 return get_ioinfo_nolock(fd)->wxflag & WX_TTY;
654 }
655
656 /* INTERNAL: Allocate stdio file buffer */
657 static BOOL msvcrt_alloc_buffer(MSVCRT_FILE* file)
658 {
659 if((file->_file==MSVCRT_STDOUT_FILENO || file->_file==MSVCRT_STDERR_FILENO)
660 && MSVCRT__isatty(file->_file))
661 return FALSE;
662
663 file->_base = MSVCRT_calloc(1, MSVCRT_INTERNAL_BUFSIZ);
664 if(file->_base) {
665 file->_bufsiz = MSVCRT_INTERNAL_BUFSIZ;
666 file->_flag |= MSVCRT__IOMYBUF;
667 } else {
668 file->_base = (char*)(&file->_charbuf);
669 file->_bufsiz = 2;
670 file->_flag |= MSVCRT__IONBF;
671 }
672 file->_ptr = file->_base;
673 file->_cnt = 0;
674 return TRUE;
675 }
676
677 /* INTERNAL: Allocate temporary buffer for stdout and stderr */
678 static BOOL add_std_buffer(MSVCRT_FILE *file)
679 {
680 static char buffers[2][MSVCRT_BUFSIZ];
681
682 if((file->_file!=MSVCRT_STDOUT_FILENO && file->_file!=MSVCRT_STDERR_FILENO)
683 || (file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF))
684 || !MSVCRT__isatty(file->_file))
685 return FALSE;
686
687 file->_ptr = file->_base = buffers[file->_file == MSVCRT_STDOUT_FILENO ? 0 : 1];
688 file->_bufsiz = file->_cnt = MSVCRT_BUFSIZ;
689 file->_flag |= MSVCRT__USERBUF;
690 return TRUE;
691 }
692
693 /* INTERNAL: Removes temporary buffer from stdout or stderr */
694 /* Only call this function when add_std_buffer returned TRUE */
695 static void remove_std_buffer(MSVCRT_FILE *file)
696 {
697 msvcrt_flush_buffer(file);
698 file->_ptr = file->_base = NULL;
699 file->_bufsiz = file->_cnt = 0;
700 file->_flag &= ~MSVCRT__USERBUF;
701 }
702
703 /* INTERNAL: Convert integer to base32 string (0-9a-v), 0 becomes "" */
704 static int msvcrt_int_to_base32(int num, char *str)
705 {
706 char *p;
707 int n = num;
708 int digits = 0;
709
710 while (n != 0)
711 {
712 n >>= 5;
713 digits++;
714 }
715 p = str + digits;
716 *p = 0;
717 while (--p >= str)
718 {
719 *p = (num & 31) + '0';
720 if (*p > '9')
721 *p += ('a' - '0' - 10);
722 num >>= 5;
723 }
724
725 return digits;
726 }
727
728 /* INTERNAL: wide character version of msvcrt_int_to_base32 */
729 static int msvcrt_int_to_base32_w(int num, MSVCRT_wchar_t *str)
730 {
731 MSVCRT_wchar_t *p;
732 int n = num;
733 int digits = 0;
734
735 while (n != 0)
736 {
737 n >>= 5;
738 digits++;
739 }
740 p = str + digits;
741 *p = 0;
742 while (--p >= str)
743 {
744 *p = (num & 31) + '0';
745 if (*p > '9')
746 *p += ('a' - '0' - 10);
747 num >>= 5;
748 }
749
750 return digits;
751 }
752
753 /*********************************************************************
754 * __iob_func(MSVCRT.@)
755 */
756 MSVCRT_FILE * CDECL MSVCRT___iob_func(void)
757 {
758 return &MSVCRT__iob[0];
759 }
760
761 /*********************************************************************
762 * __acrt_iob_func(MSVCRT.@)
763 */
764 MSVCRT_FILE * CDECL MSVCRT___acrt_iob_func(unsigned idx)
765 {
766 return &MSVCRT__iob[idx];
767 }
768
769 /*********************************************************************
770 * _access (MSVCRT.@)
771 */
772 int CDECL MSVCRT__access(const char *filename, int mode)
773 {
774 DWORD attr = GetFileAttributesA(filename);
775
776 TRACE("(%s,%d) %d\n",filename,mode,attr);
777
778 if (!filename || attr == INVALID_FILE_ATTRIBUTES)
779 {
780 msvcrt_set_errno(GetLastError());
781 return -1;
782 }
783 if ((attr & FILE_ATTRIBUTE_READONLY) && (mode & MSVCRT_W_OK))
784 {
785 msvcrt_set_errno(ERROR_ACCESS_DENIED);
786 return -1;
787 }
788 return 0;
789 }
790
791 /*********************************************************************
792 * _access_s (MSVCRT.@)
793 */
794 int CDECL MSVCRT__access_s(const char *filename, int mode)
795 {
796 if (!MSVCRT_CHECK_PMT(filename != NULL)) return *MSVCRT__errno();
797 if (!MSVCRT_CHECK_PMT((mode & ~(MSVCRT_R_OK | MSVCRT_W_OK)) == 0)) return *MSVCRT__errno();
798
799 if (MSVCRT__access(filename, mode) == -1)
800 return *MSVCRT__errno();
801 return 0;
802 }
803
804 /*********************************************************************
805 * _waccess (MSVCRT.@)
806 */
807 int CDECL MSVCRT__waccess(const MSVCRT_wchar_t *filename, int mode)
808 {
809 DWORD attr = GetFileAttributesW(filename);
810
811 TRACE("(%s,%d) %d\n",debugstr_w(filename),mode,attr);
812
813 if (!filename || attr == INVALID_FILE_ATTRIBUTES)
814 {
815 msvcrt_set_errno(GetLastError());
816 return -1;
817 }
818 if ((attr & FILE_ATTRIBUTE_READONLY) && (mode & MSVCRT_W_OK))
819 {
820 msvcrt_set_errno(ERROR_ACCESS_DENIED);
821 return -1;
822 }
823 return 0;
824 }
825
826 /*********************************************************************
827 * _waccess_s (MSVCRT.@)
828 */
829 int CDECL MSVCRT__waccess_s(const MSVCRT_wchar_t *filename, int mode)
830 {
831 if (!MSVCRT_CHECK_PMT(filename != NULL)) return *MSVCRT__errno();
832 if (!MSVCRT_CHECK_PMT((mode & ~(MSVCRT_R_OK | MSVCRT_W_OK)) == 0)) return *MSVCRT__errno();
833
834 if (MSVCRT__waccess(filename, mode) == -1)
835 return *MSVCRT__errno();
836 return 0;
837 }
838
839 /*********************************************************************
840 * _chmod (MSVCRT.@)
841 */
842 int CDECL MSVCRT__chmod(const char *path, int flags)
843 {
844 DWORD oldFlags = GetFileAttributesA(path);
845
846 if (oldFlags != INVALID_FILE_ATTRIBUTES)
847 {
848 DWORD newFlags = (flags & MSVCRT__S_IWRITE)? oldFlags & ~FILE_ATTRIBUTE_READONLY:
849 oldFlags | FILE_ATTRIBUTE_READONLY;
850
851 if (newFlags == oldFlags || SetFileAttributesA(path, newFlags))
852 return 0;
853 }
854 msvcrt_set_errno(GetLastError());
855 return -1;
856 }
857
858 /*********************************************************************
859 * _wchmod (MSVCRT.@)
860 */
861 int CDECL MSVCRT__wchmod(const MSVCRT_wchar_t *path, int flags)
862 {
863 DWORD oldFlags = GetFileAttributesW(path);
864
865 if (oldFlags != INVALID_FILE_ATTRIBUTES)
866 {
867 DWORD newFlags = (flags & MSVCRT__S_IWRITE)? oldFlags & ~FILE_ATTRIBUTE_READONLY:
868 oldFlags | FILE_ATTRIBUTE_READONLY;
869
870 if (newFlags == oldFlags || SetFileAttributesW(path, newFlags))
871 return 0;
872 }
873 msvcrt_set_errno(GetLastError());
874 return -1;
875 }
876
877 /*********************************************************************
878 * _unlink (MSVCRT.@)
879 */
880 int CDECL MSVCRT__unlink(const char *path)
881 {
882 TRACE("%s\n",debugstr_a(path));
883 if(DeleteFileA(path))
884 return 0;
885 TRACE("failed (%d)\n",GetLastError());
886 msvcrt_set_errno(GetLastError());
887 return -1;
888 }
889
890 /*********************************************************************
891 * _wunlink (MSVCRT.@)
892 */
893 int CDECL MSVCRT__wunlink(const MSVCRT_wchar_t *path)
894 {
895 TRACE("(%s)\n",debugstr_w(path));
896 if(DeleteFileW(path))
897 return 0;
898 TRACE("failed (%d)\n",GetLastError());
899 msvcrt_set_errno(GetLastError());
900 return -1;
901 }
902
903 /*********************************************************************
904 * _commit (MSVCRT.@)
905 */
906 int CDECL MSVCRT__commit(int fd)
907 {
908 ioinfo *info = get_ioinfo(fd);
909 int ret;
910
911 TRACE(":fd (%d) handle (%p)\n", fd, info->handle);
912
913 if (info->handle == INVALID_HANDLE_VALUE)
914 ret = -1;
915 else if (!FlushFileBuffers(info->handle))
916 {
917 if (GetLastError() == ERROR_INVALID_HANDLE)
918 {
919 /* FlushFileBuffers fails for console handles
920 * so we ignore this error.
921 */
922 ret = 0;
923 }
924 else
925 {
926 TRACE(":failed-last error (%d)\n",GetLastError());
927 msvcrt_set_errno(GetLastError());
928 ret = -1;
929 }
930 }
931 else
932 {
933 TRACE(":ok\n");
934 ret = 0;
935 }
936
937 release_ioinfo(info);
938 return ret;
939 }
940
941 /* flush_all_buffers calls MSVCRT_fflush which calls flush_all_buffers */
942 int CDECL MSVCRT_fflush(MSVCRT_FILE* file);
943
944 /* INTERNAL: Flush all stream buffer */
945 static int msvcrt_flush_all_buffers(int mask)
946 {
947 int i, num_flushed = 0;
948 MSVCRT_FILE *file;
949
950 LOCK_FILES();
951 for (i = 0; i < MSVCRT_stream_idx; i++) {
952 file = msvcrt_get_file(i);
953
954 if (file->_flag)
955 {
956 if(file->_flag & mask) {
957 MSVCRT_fflush(file);
958 num_flushed++;
959 }
960 }
961 }
962 UNLOCK_FILES();
963
964 TRACE(":flushed (%d) handles\n",num_flushed);
965 return num_flushed;
966 }
967
968 /*********************************************************************
969 * _flushall (MSVCRT.@)
970 */
971 int CDECL MSVCRT__flushall(void)
972 {
973 return msvcrt_flush_all_buffers(MSVCRT__IOWRT | MSVCRT__IOREAD);
974 }
975
976 /*********************************************************************
977 * fflush (MSVCRT.@)
978 */
979 int CDECL MSVCRT_fflush(MSVCRT_FILE* file)
980 {
981 int ret;
982
983 if(!file) {
984 msvcrt_flush_all_buffers(MSVCRT__IOWRT);
985 ret = 0;
986 } else {
987 MSVCRT__lock_file(file);
988 ret = MSVCRT__fflush_nolock(file);
989 MSVCRT__unlock_file(file);
990 }
991
992 return ret;
993 }
994
995 /*********************************************************************
996 * _fflush_nolock (MSVCRT.@)
997 */
998 int CDECL MSVCRT__fflush_nolock(MSVCRT_FILE* file)
999 {
1000 int res;
1001
1002 if(!file) {
1003 msvcrt_flush_all_buffers(MSVCRT__IOWRT);
1004 return 0;
1005 }
1006
1007 res = msvcrt_flush_buffer(file);
1008 if(!res && (file->_flag & MSVCRT__IOCOMMIT))
1009 res = MSVCRT__commit(file->_file) ? MSVCRT_EOF : 0;
1010 return res;
1011 }
1012
1013 /*********************************************************************
1014 * _close (MSVCRT.@)
1015 */
1016 int CDECL MSVCRT__close(int fd)
1017 {
1018 ioinfo *info = get_ioinfo(fd);
1019 int ret;
1020
1021 TRACE(":fd (%d) handle (%p)\n", fd, info->handle);
1022 if (!(info->wxflag & WX_OPEN)) {
1023 ret = -1;
1024 } else if (fd == MSVCRT_STDOUT_FILENO &&
1025 info->handle == get_ioinfo_nolock(MSVCRT_STDERR_FILENO)->handle) {
1026 msvcrt_free_fd(fd);
1027 ret = 0;
1028 } else if (fd == MSVCRT_STDERR_FILENO &&
1029 info->handle == get_ioinfo_nolock(MSVCRT_STDOUT_FILENO)->handle) {
1030 msvcrt_free_fd(fd);
1031 ret = 0;
1032 } else {
1033 ret = CloseHandle(info->handle) ? 0 : -1;
1034 msvcrt_free_fd(fd);
1035 if (ret) {
1036 WARN(":failed-last error (%d)\n",GetLastError());
1037 msvcrt_set_errno(GetLastError());
1038 }
1039 }
1040 release_ioinfo(info);
1041 return ret;
1042 }
1043
1044 /*********************************************************************
1045 * _dup2 (MSVCRT.@)
1046 * NOTES
1047 * MSDN isn't clear on this point, but the remarks for _pipe
1048 * indicate file descriptors duplicated with _dup and _dup2 are always
1049 * inheritable.
1050 */
1051 int CDECL MSVCRT__dup2(int od, int nd)
1052 {
1053 ioinfo *info_od, *info_nd;
1054 int ret;
1055
1056 TRACE("(od=%d, nd=%d)\n", od, nd);
1057
1058 if (od < nd)
1059 {
1060 info_od = get_ioinfo(od);
1061 info_nd = get_ioinfo_alloc_fd(nd);
1062 }
1063 else
1064 {
1065 info_nd = get_ioinfo_alloc_fd(nd);
1066 info_od = get_ioinfo(od);
1067 }
1068
1069 if (info_nd == &MSVCRT___badioinfo)
1070 {
1071 ret = -1;
1072 }
1073 else if (info_od->wxflag & WX_OPEN)
1074 {
1075 HANDLE handle;
1076
1077 if (DuplicateHandle(GetCurrentProcess(), info_od->handle,
1078 GetCurrentProcess(), &handle, 0, TRUE, DUPLICATE_SAME_ACCESS))
1079 {
1080 int wxflag = info_od->wxflag & ~MSVCRT__O_NOINHERIT;
1081
1082 if (info_nd->wxflag & WX_OPEN)
1083 MSVCRT__close(nd);
1084
1085 msvcrt_set_fd(info_nd, handle, wxflag);
1086 /* _dup2 returns 0, not nd, on success */
1087 ret = 0;
1088 }
1089 else
1090 {
1091 ret = -1;
1092 msvcrt_set_errno(GetLastError());
1093 }
1094 }
1095 else
1096 {
1097 *MSVCRT__errno() = MSVCRT_EBADF;
1098 ret = -1;
1099 }
1100
1101 release_ioinfo(info_od);
1102 release_ioinfo(info_nd);
1103 return ret;
1104 }
1105
1106 /*********************************************************************
1107 * _dup (MSVCRT.@)
1108 */
1109 int CDECL MSVCRT__dup(int od)
1110 {
1111 int fd, ret;
1112 ioinfo *info = get_ioinfo_alloc(&fd);
1113
1114 if (MSVCRT__dup2(od, fd) == 0)
1115 ret = fd;
1116 else
1117 ret = -1;
1118 release_ioinfo(info);
1119 return ret;
1120 }
1121
1122 /*********************************************************************
1123 * _eof (MSVCRT.@)
1124 */
1125 int CDECL MSVCRT__eof(int fd)
1126 {
1127 ioinfo *info = get_ioinfo(fd);
1128 DWORD curpos,endpos;
1129 LONG hcurpos,hendpos;
1130
1131 TRACE(":fd (%d) handle (%p)\n", fd, info->handle);
1132
1133 if (info->handle == INVALID_HANDLE_VALUE)
1134 {
1135 release_ioinfo(info);
1136 return -1;
1137 }
1138
1139 if (info->wxflag & WX_ATEOF)
1140 {
1141 release_ioinfo(info);
1142 return TRUE;
1143 }
1144
1145 /* Otherwise we do it the hard way */
1146 hcurpos = hendpos = 0;
1147 curpos = SetFilePointer(info->handle, 0, &hcurpos, FILE_CURRENT);
1148 endpos = SetFilePointer(info->handle, 0, &hendpos, FILE_END);
1149
1150 if (curpos == endpos && hcurpos == hendpos)
1151 {
1152 /* FIXME: shouldn't WX_ATEOF be set here? */
1153 release_ioinfo(info);
1154 return TRUE;
1155 }
1156
1157 SetFilePointer(info->handle, curpos, &hcurpos, FILE_BEGIN);
1158 release_ioinfo(info);
1159 return FALSE;
1160 }
1161
1162 /*********************************************************************
1163 * _fcloseall (MSVCRT.@)
1164 */
1165 int CDECL MSVCRT__fcloseall(void)
1166 {
1167 int num_closed = 0, i;
1168 MSVCRT_FILE *file;
1169
1170 LOCK_FILES();
1171 for (i = 3; i < MSVCRT_stream_idx; i++) {
1172 file = msvcrt_get_file(i);
1173
1174 if (file->_flag && !MSVCRT_fclose(file))
1175 num_closed++;
1176 }
1177 UNLOCK_FILES();
1178
1179 TRACE(":closed (%d) handles\n",num_closed);
1180 return num_closed;
1181 }
1182
1183 /* free everything on process exit */
1184 void msvcrt_free_io(void)
1185 {
1186 unsigned int i;
1187 int j;
1188
1189 MSVCRT__flushall();
1190 MSVCRT__fcloseall();
1191
1192 for(i=0; i<sizeof(MSVCRT___pioinfo)/sizeof(MSVCRT___pioinfo[0]); i++)
1193 {
1194 if(!MSVCRT___pioinfo[i])
1195 continue;
1196
1197 for(j=0; j<MSVCRT_FD_BLOCK_SIZE; j++)
1198 {
1199 if(MSVCRT___pioinfo[i][j].exflag & EF_CRIT_INIT)
1200 DeleteCriticalSection(&MSVCRT___pioinfo[i][j].crit);
1201 }
1202 MSVCRT_free(MSVCRT___pioinfo[i]);
1203 }
1204
1205 for(j=0; j<MSVCRT_stream_idx; j++)
1206 {
1207 MSVCRT_FILE *file = msvcrt_get_file(j);
1208 if(file<MSVCRT__iob || file>=MSVCRT__iob+_IOB_ENTRIES)
1209 {
1210 ((file_crit*)file)->crit.DebugInfo->Spare[0] = 0;
1211 DeleteCriticalSection(&((file_crit*)file)->crit);
1212 }
1213 }
1214
1215 for(i=0; i<sizeof(MSVCRT_fstream)/sizeof(MSVCRT_fstream[0]); i++)
1216 MSVCRT_free(MSVCRT_fstream[i]);
1217 }
1218
1219 /*********************************************************************
1220 * _lseeki64 (MSVCRT.@)
1221 */
1222 __int64 CDECL MSVCRT__lseeki64(int fd, __int64 offset, int whence)
1223 {
1224 ioinfo *info = get_ioinfo(fd);
1225 LARGE_INTEGER ofs;
1226
1227 TRACE(":fd (%d) handle (%p)\n", fd, info->handle);
1228
1229 if (info->handle == INVALID_HANDLE_VALUE)
1230 {
1231 release_ioinfo(info);
1232 return -1;
1233 }
1234
1235 if (whence < 0 || whence > 2)
1236 {
1237 release_ioinfo(info);
1238 *MSVCRT__errno() = MSVCRT_EINVAL;
1239 return -1;
1240 }
1241
1242 TRACE(":fd (%d) to %s pos %s\n",
1243 fd,wine_dbgstr_longlong(offset),
1244 (whence==MSVCRT_SEEK_SET)?"SEEK_SET":
1245 (whence==MSVCRT_SEEK_CUR)?"SEEK_CUR":
1246 (whence==MSVCRT_SEEK_END)?"SEEK_END":"UNKNOWN");
1247
1248 /* The MoleBox protection scheme expects msvcrt to use SetFilePointer only,
1249 * so a LARGE_INTEGER offset cannot be passed directly via SetFilePointerEx. */
1250 ofs.QuadPart = offset;
1251 if ((ofs.u.LowPart = SetFilePointer(info->handle, ofs.u.LowPart, &ofs.u.HighPart, whence)) != INVALID_SET_FILE_POINTER ||
1252 GetLastError() == ERROR_SUCCESS)
1253 {
1254 info->wxflag &= ~WX_ATEOF;
1255 /* FIXME: What if we seek _to_ EOF - is EOF set? */
1256
1257 release_ioinfo(info);
1258 return ofs.QuadPart;
1259 }
1260 release_ioinfo(info);
1261 TRACE(":error-last error (%d)\n",GetLastError());
1262 msvcrt_set_errno(GetLastError());
1263 return -1;
1264 }
1265
1266 /*********************************************************************
1267 * _lseek (MSVCRT.@)
1268 */
1269 LONG CDECL MSVCRT__lseek(int fd, LONG offset, int whence)
1270 {
1271 return MSVCRT__lseeki64(fd, offset, whence);
1272 }
1273
1274 /*********************************************************************
1275 * _lock_file (MSVCRT.@)
1276 */
1277 void CDECL MSVCRT__lock_file(MSVCRT_FILE *file)
1278 {
1279 if(file>=MSVCRT__iob && file<MSVCRT__iob+_IOB_ENTRIES)
1280 _lock(_STREAM_LOCKS+(file-MSVCRT__iob));
1281 else
1282 EnterCriticalSection(&((file_crit*)file)->crit);
1283 }
1284
1285 /*********************************************************************
1286 * _unlock_file (MSVCRT.@)
1287 */
1288 void CDECL MSVCRT__unlock_file(MSVCRT_FILE *file)
1289 {
1290 if(file>=MSVCRT__iob && file<MSVCRT__iob+_IOB_ENTRIES)
1291 _unlock(_STREAM_LOCKS+(file-MSVCRT__iob));
1292 else
1293 LeaveCriticalSection(&((file_crit*)file)->crit);
1294 }
1295
1296 /*********************************************************************
1297 * _locking (MSVCRT.@)
1298 *
1299 * This is untested; the underlying LockFile doesn't work yet.
1300 */
1301 int CDECL MSVCRT__locking(int fd, int mode, LONG nbytes)
1302 {
1303 ioinfo *info = get_ioinfo(fd);
1304 BOOL ret;
1305 DWORD cur_locn;
1306
1307 TRACE(":fd (%d) handle (%p)\n", fd, info->handle);
1308 if (info->handle == INVALID_HANDLE_VALUE)
1309 {
1310 release_ioinfo(info);
1311 return -1;
1312 }
1313
1314 if (mode < 0 || mode > 4)
1315 {
1316 release_ioinfo(info);
1317 *MSVCRT__errno() = MSVCRT_EINVAL;
1318 return -1;
1319 }
1320
1321 TRACE(":fd (%d) by 0x%08x mode %s\n",
1322 fd,nbytes,(mode==MSVCRT__LK_UNLCK)?"_LK_UNLCK":
1323 (mode==MSVCRT__LK_LOCK)?"_LK_LOCK":
1324 (mode==MSVCRT__LK_NBLCK)?"_LK_NBLCK":
1325 (mode==MSVCRT__LK_RLCK)?"_LK_RLCK":
1326 (mode==MSVCRT__LK_NBRLCK)?"_LK_NBRLCK":
1327 "UNKNOWN");
1328
1329 if ((cur_locn = SetFilePointer(info->handle, 0L, NULL, FILE_CURRENT)) == INVALID_SET_FILE_POINTER)
1330 {
1331 release_ioinfo(info);
1332 FIXME ("Seek failed\n");
1333 *MSVCRT__errno() = MSVCRT_EINVAL; /* FIXME */
1334 return -1;
1335 }
1336 if (mode == MSVCRT__LK_LOCK || mode == MSVCRT__LK_RLCK)
1337 {
1338 int nretry = 10;
1339 ret = 1; /* just to satisfy gcc */
1340 while (nretry--)
1341 {
1342 ret = LockFile(info->handle, cur_locn, 0L, nbytes, 0L);
1343 if (ret) break;
1344 Sleep(1);
1345 }
1346 }
1347 else if (mode == MSVCRT__LK_UNLCK)
1348 ret = UnlockFile(info->handle, cur_locn, 0L, nbytes, 0L);
1349 else
1350 ret = LockFile(info->handle, cur_locn, 0L, nbytes, 0L);
1351 /* FIXME - what about error settings? */
1352 release_ioinfo(info);
1353 return ret ? 0 : -1;
1354 }
1355
1356 /*********************************************************************
1357 * _fseeki64 (MSVCRT.@)
1358 */
1359 int CDECL MSVCRT__fseeki64(MSVCRT_FILE* file, __int64 offset, int whence)
1360 {
1361 int ret;
1362
1363 MSVCRT__lock_file(file);
1364 ret = MSVCRT__fseeki64_nolock(file, offset, whence);
1365 MSVCRT__unlock_file(file);
1366
1367 return ret;
1368 }
1369
1370 /*********************************************************************
1371 * _fseeki64_nolock (MSVCRT.@)
1372 */
1373 int CDECL MSVCRT__fseeki64_nolock(MSVCRT_FILE* file, __int64 offset, int whence)
1374 {
1375 int ret;
1376
1377 if(whence == MSVCRT_SEEK_CUR && file->_flag & MSVCRT__IOREAD ) {
1378 whence = MSVCRT_SEEK_SET;
1379 offset += MSVCRT__ftelli64_nolock(file);
1380 }
1381
1382 /* Flush output if needed */
1383 msvcrt_flush_buffer(file);
1384 /* Reset direction of i/o */
1385 if(file->_flag & MSVCRT__IORW) {
1386 file->_flag &= ~(MSVCRT__IOREAD|MSVCRT__IOWRT);
1387 }
1388 /* Clear end of file flag */
1389 file->_flag &= ~MSVCRT__IOEOF;
1390 ret = (MSVCRT__lseeki64(file->_file,offset,whence) == -1)?-1:0;
1391
1392 return ret;
1393 }
1394
1395 /*********************************************************************
1396 * fseek (MSVCRT.@)
1397 */
1398 int CDECL MSVCRT_fseek(MSVCRT_FILE* file, MSVCRT_long offset, int whence)
1399 {
1400 return MSVCRT__fseeki64( file, offset, whence );
1401 }
1402
1403 /*********************************************************************
1404 * _fseek_nolock (MSVCRT.@)
1405 */
1406 int CDECL MSVCRT__fseek_nolock(MSVCRT_FILE* file, MSVCRT_long offset, int whence)
1407 {
1408 return MSVCRT__fseeki64_nolock( file, offset, whence );
1409 }
1410
1411 /*********************************************************************
1412 * _chsize_s (MSVCRT.@)
1413 */
1414 int CDECL MSVCRT__chsize_s(int fd, __int64 size)
1415 {
1416 ioinfo *info;
1417 __int64 cur, pos;
1418 BOOL ret = FALSE;
1419
1420 TRACE("(fd=%d, size=%s)\n", fd, wine_dbgstr_longlong(size));
1421
1422 if (!MSVCRT_CHECK_PMT(size >= 0)) return MSVCRT_EINVAL;
1423
1424
1425 info = get_ioinfo(fd);
1426 if (info->handle != INVALID_HANDLE_VALUE)
1427 {
1428 /* save the current file pointer */
1429 cur = MSVCRT__lseeki64(fd, 0, MSVCRT_SEEK_CUR);
1430 if (cur >= 0)
1431 {
1432 pos = MSVCRT__lseeki64(fd, size, MSVCRT_SEEK_SET);
1433 if (pos >= 0)
1434 {
1435 ret = SetEndOfFile(info->handle);
1436 if (!ret) msvcrt_set_errno(GetLastError());
1437 }
1438
1439 /* restore the file pointer */
1440 MSVCRT__lseeki64(fd, cur, MSVCRT_SEEK_SET);
1441 }
1442 }
1443
1444 release_ioinfo(info);
1445 return ret ? 0 : *MSVCRT__errno();
1446 }
1447
1448 /*********************************************************************
1449 * _chsize (MSVCRT.@)
1450 */
1451 int CDECL MSVCRT__chsize(int fd, MSVCRT_long size)
1452 {
1453 /* _chsize_s returns errno on failure but _chsize should return -1 */
1454 return MSVCRT__chsize_s( fd, size ) == 0 ? 0 : -1;
1455 }
1456
1457 /*********************************************************************
1458 * clearerr (MSVCRT.@)
1459 */
1460 void CDECL MSVCRT_clearerr(MSVCRT_FILE* file)
1461 {
1462 TRACE(":file (%p) fd (%d)\n",file,file->_file);
1463
1464 MSVCRT__lock_file(file);
1465 file->_flag &= ~(MSVCRT__IOERR | MSVCRT__IOEOF);
1466 MSVCRT__unlock_file(file);
1467 }
1468
1469 /*********************************************************************
1470 * clearerr_s (MSVCRT.@)
1471 */
1472 int CDECL MSVCRT_clearerr_s(MSVCRT_FILE* file)
1473 {
1474 TRACE(":file (%p)\n",file);
1475
1476 if (!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EINVAL;
1477
1478 MSVCRT__lock_file(file);
1479 file->_flag &= ~(MSVCRT__IOERR | MSVCRT__IOEOF);
1480 MSVCRT__unlock_file(file);
1481 return 0;
1482 }
1483
1484 /*********************************************************************
1485 * rewind (MSVCRT.@)
1486 */
1487 void CDECL MSVCRT_rewind(MSVCRT_FILE* file)
1488 {
1489 TRACE(":file (%p) fd (%d)\n",file,file->_file);
1490
1491 MSVCRT__lock_file(file);
1492 MSVCRT__fseek_nolock(file, 0L, MSVCRT_SEEK_SET);
1493 MSVCRT_clearerr(file);
1494 MSVCRT__unlock_file(file);
1495 }
1496
1497 static int msvcrt_get_flags(const MSVCRT_wchar_t* mode, int *open_flags, int* stream_flags)
1498 {
1499 int plus = strchrW(mode, '+') != NULL;
1500
1501 TRACE("%s\n", debugstr_w(mode));
1502
1503 while(*mode == ' ') mode++;
1504
1505 switch(*mode++)
1506 {
1507 case 'R': case 'r':
1508 *open_flags = plus ? MSVCRT__O_RDWR : MSVCRT__O_RDONLY;
1509 *stream_flags = plus ? MSVCRT__IORW : MSVCRT__IOREAD;
1510 break;
1511 case 'W': case 'w':
1512 *open_flags = MSVCRT__O_CREAT | MSVCRT__O_TRUNC | (plus ? MSVCRT__O_RDWR : MSVCRT__O_WRONLY);
1513 *stream_flags = plus ? MSVCRT__IORW : MSVCRT__IOWRT;
1514 break;
1515 case 'A': case 'a':
1516 *open_flags = MSVCRT__O_CREAT | MSVCRT__O_APPEND | (plus ? MSVCRT__O_RDWR : MSVCRT__O_WRONLY);
1517 *stream_flags = plus ? MSVCRT__IORW : MSVCRT__IOWRT;
1518 break;
1519 default:
1520 MSVCRT_INVALID_PMT(0, MSVCRT_EINVAL);
1521 return -1;
1522 }
1523
1524 *stream_flags |= MSVCRT__commode;
1525
1526 while (*mode && *mode!=',')
1527 switch (*mode++)
1528 {
1529 case 'B': case 'b':
1530 *open_flags |= MSVCRT__O_BINARY;
1531 *open_flags &= ~MSVCRT__O_TEXT;
1532 break;
1533 case 't':
1534 *open_flags |= MSVCRT__O_TEXT;
1535 *open_flags &= ~MSVCRT__O_BINARY;
1536 break;
1537 case 'D':
1538 *open_flags |= MSVCRT__O_TEMPORARY;
1539 break;
1540 case 'T':
1541 *open_flags |= MSVCRT__O_SHORT_LIVED;
1542 break;
1543 case 'c':
1544 *stream_flags |= MSVCRT__IOCOMMIT;
1545 break;
1546 case 'n':
1547 *stream_flags &= ~MSVCRT__IOCOMMIT;
1548 break;
1549 case 'N':
1550 *open_flags |= MSVCRT__O_NOINHERIT;
1551 break;
1552 case '+':
1553 case ' ':
1554 case 'a':
1555 case 'w':
1556 break;
1557 case 'S':
1558 case 'R':
1559 FIXME("ignoring cache optimization flag: %c\n", mode[-1]);
1560 break;
1561 default:
1562 ERR("incorrect mode flag: %c\n", mode[-1]);
1563 break;
1564 }
1565
1566 if(*mode == ',')
1567 {
1568 static const WCHAR ccs[] = {'c','c','s'};
1569 static const WCHAR utf8[] = {'u','t','f','-','8'};
1570 static const WCHAR utf16le[] = {'u','t','f','-','1','6','l','e'};
1571 static const WCHAR unicode[] = {'u','n','i','c','o','d','e'};
1572
1573 mode++;
1574 while(*mode == ' ') mode++;
1575 if(!MSVCRT_CHECK_PMT(!strncmpW(ccs, mode, sizeof(ccs)/sizeof(ccs[0]))))
1576 return -1;
1577 mode += sizeof(ccs)/sizeof(ccs[0]);
1578 while(*mode == ' ') mode++;
1579 if(!MSVCRT_CHECK_PMT(*mode == '='))
1580 return -1;
1581 mode++;
1582 while(*mode == ' ') mode++;
1583
1584 if(!strncmpiW(utf8, mode, sizeof(utf8)/sizeof(utf8[0])))
1585 {
1586 *open_flags |= MSVCRT__O_U8TEXT;
1587 mode += sizeof(utf8)/sizeof(utf8[0]);
1588 }
1589 else if(!strncmpiW(utf16le, mode, sizeof(utf16le)/sizeof(utf16le[0])))
1590 {
1591 *open_flags |= MSVCRT__O_U16TEXT;
1592 mode += sizeof(utf16le)/sizeof(utf16le[0]);
1593 }
1594 else if(!strncmpiW(unicode, mode, sizeof(unicode)/sizeof(unicode[0])))
1595 {
1596 *open_flags |= MSVCRT__O_WTEXT;
1597 mode += sizeof(unicode)/sizeof(unicode[0]);
1598 }
1599 else
1600 {
1601 MSVCRT_INVALID_PMT(0, MSVCRT_EINVAL);
1602 return -1;
1603 }
1604
1605 while(*mode == ' ') mode++;
1606 }
1607
1608 if(!MSVCRT_CHECK_PMT(*mode == 0))
1609 return -1;
1610 return 0;
1611 }
1612
1613 /*********************************************************************
1614 * _fdopen (MSVCRT.@)
1615 */
1616 MSVCRT_FILE* CDECL MSVCRT__fdopen(int fd, const char *mode)
1617 {
1618 MSVCRT_FILE *ret;
1619 MSVCRT_wchar_t *modeW = NULL;
1620
1621 if (mode && !(modeW = msvcrt_wstrdupa(mode))) return NULL;
1622
1623 ret = MSVCRT__wfdopen(fd, modeW);
1624
1625 MSVCRT_free(modeW);
1626 return ret;
1627 }
1628
1629 /*********************************************************************
1630 * _wfdopen (MSVCRT.@)
1631 */
1632 MSVCRT_FILE* CDECL MSVCRT__wfdopen(int fd, const MSVCRT_wchar_t *mode)
1633 {
1634 int open_flags, stream_flags;
1635 MSVCRT_FILE* file;
1636
1637 if (msvcrt_get_flags(mode, &open_flags, &stream_flags) == -1) return NULL;
1638
1639 LOCK_FILES();
1640 if (!(file = msvcrt_alloc_fp()))
1641 file = NULL;
1642 else if (msvcrt_init_fp(file, fd, stream_flags) == -1)
1643 {
1644 file->_flag = 0;
1645 file = NULL;
1646 }
1647 else TRACE(":fd (%d) mode (%s) FILE* (%p)\n", fd, debugstr_w(mode), file);
1648 UNLOCK_FILES();
1649
1650 return file;
1651 }
1652
1653 /*********************************************************************
1654 * _filelength (MSVCRT.@)
1655 */
1656 LONG CDECL MSVCRT__filelength(int fd)
1657 {
1658 LONG curPos = MSVCRT__lseek(fd, 0, MSVCRT_SEEK_CUR);
1659 if (curPos != -1)
1660 {
1661 LONG endPos = MSVCRT__lseek(fd, 0, MSVCRT_SEEK_END);
1662 if (endPos != -1)
1663 {
1664 if (endPos != curPos)
1665 MSVCRT__lseek(fd, curPos, MSVCRT_SEEK_SET);
1666 return endPos;
1667 }
1668 }
1669 return -1;
1670 }
1671
1672 /*********************************************************************
1673 * _filelengthi64 (MSVCRT.@)
1674 */
1675 __int64 CDECL MSVCRT__filelengthi64(int fd)
1676 {
1677 __int64 curPos = MSVCRT__lseeki64(fd, 0, MSVCRT_SEEK_CUR);
1678 if (curPos != -1)
1679 {
1680 __int64 endPos = MSVCRT__lseeki64(fd, 0, MSVCRT_SEEK_END);
1681 if (endPos != -1)
1682 {
1683 if (endPos != curPos)
1684 MSVCRT__lseeki64(fd, curPos, MSVCRT_SEEK_SET);
1685 return endPos;
1686 }
1687 }
1688 return -1;
1689 }
1690
1691 /*********************************************************************
1692 * _fileno (MSVCRT.@)
1693 */
1694 int CDECL MSVCRT__fileno(MSVCRT_FILE* file)
1695 {
1696 TRACE(":FILE* (%p) fd (%d)\n",file,file->_file);
1697 return file->_file;
1698 }
1699
1700 /*********************************************************************
1701 * _fstat64 (MSVCRT.@)
1702 */
1703 int CDECL MSVCRT__fstat64(int fd, struct MSVCRT__stat64* buf)
1704 {
1705 ioinfo *info = get_ioinfo(fd);
1706 DWORD dw;
1707 DWORD type;
1708 BY_HANDLE_FILE_INFORMATION hfi;
1709
1710 TRACE(":fd (%d) stat (%p)\n", fd, buf);
1711 if (info->handle == INVALID_HANDLE_VALUE)
1712 {
1713 release_ioinfo(info);
1714 return -1;
1715 }
1716
1717 if (!buf)
1718 {
1719 WARN(":failed-NULL buf\n");
1720 msvcrt_set_errno(ERROR_INVALID_PARAMETER);
1721 release_ioinfo(info);
1722 return -1;
1723 }
1724
1725 memset(&hfi, 0, sizeof(hfi));
1726 memset(buf, 0, sizeof(struct MSVCRT__stat64));
1727 type = GetFileType(info->handle);
1728 if (type == FILE_TYPE_PIPE)
1729 {
1730 buf->st_dev = buf->st_rdev = fd;
1731 buf->st_mode = MSVCRT__S_IFIFO;
1732 buf->st_nlink = 1;
1733 }
1734 else if (type == FILE_TYPE_CHAR)
1735 {
1736 buf->st_dev = buf->st_rdev = fd;
1737 buf->st_mode = MSVCRT__S_IFCHR;
1738 buf->st_nlink = 1;
1739 }
1740 else /* FILE_TYPE_DISK etc. */
1741 {
1742 if (!GetFileInformationByHandle(info->handle, &hfi))
1743 {
1744 WARN(":failed-last error (%d)\n",GetLastError());
1745 msvcrt_set_errno(ERROR_INVALID_PARAMETER);
1746 release_ioinfo(info);
1747 return -1;
1748 }
1749 buf->st_mode = MSVCRT__S_IFREG | 0444;
1750 if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY))
1751 buf->st_mode |= 0222;
1752 buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow;
1753 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw);
1754 buf->st_atime = dw;
1755 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw);
1756 buf->st_mtime = buf->st_ctime = dw;
1757 buf->st_nlink = hfi.nNumberOfLinks;
1758 }
1759 TRACE(":dwFileAttributes = 0x%x, mode set to 0x%x\n",hfi.dwFileAttributes,
1760 buf->st_mode);
1761 release_ioinfo(info);
1762 return 0;
1763 }
1764
1765 /*********************************************************************
1766 * _fstati64 (MSVCRT.@)
1767 */
1768 int CDECL MSVCRT__fstati64(int fd, struct MSVCRT__stati64* buf)
1769 {
1770 int ret;
1771 struct MSVCRT__stat64 buf64;
1772
1773 ret = MSVCRT__fstat64(fd, &buf64);
1774 if (!ret)
1775 msvcrt_stat64_to_stati64(&buf64, buf);
1776 return ret;
1777 }
1778
1779 /*********************************************************************
1780 * _fstat (MSVCRT.@)
1781 */
1782 int CDECL MSVCRT__fstat(int fd, struct MSVCRT__stat* buf)
1783 { int ret;
1784 struct MSVCRT__stat64 buf64;
1785
1786 ret = MSVCRT__fstat64(fd, &buf64);
1787 if (!ret)
1788 msvcrt_stat64_to_stat(&buf64, buf);
1789 return ret;
1790 }
1791
1792 /*********************************************************************
1793 * _fstat32 (MSVCR80.@)
1794 */
1795 int CDECL MSVCRT__fstat32(int fd, struct MSVCRT__stat32* buf)
1796 {
1797 int ret;
1798 struct MSVCRT__stat64 buf64;
1799
1800 ret = MSVCRT__fstat64(fd, &buf64);
1801 if (!ret)
1802 msvcrt_stat64_to_stat32(&buf64, buf);
1803 return ret;
1804 }
1805
1806 /*********************************************************************
1807 * _fstat32i64 (MSVCR80.@)
1808 */
1809 int CDECL MSVCRT__fstat32i64(int fd, struct MSVCRT__stat32i64* buf)
1810 {
1811 int ret;
1812 struct MSVCRT__stat64 buf64;
1813
1814 ret = MSVCRT__fstat64(fd, &buf64);
1815 if (!ret)
1816 msvcrt_stat64_to_stat32i64(&buf64, buf);
1817 return ret;
1818 }
1819
1820 /*********************************************************************
1821 * _fstat64i32 (MSVCR80.@)
1822 */
1823 int CDECL MSVCRT__fstat64i32(int fd, struct MSVCRT__stat64i32* buf)
1824 {
1825 int ret;
1826 struct MSVCRT__stat64 buf64;
1827
1828 ret = MSVCRT__fstat64(fd, &buf64);
1829 if (!ret)
1830 msvcrt_stat64_to_stat64i32(&buf64, buf);
1831 return ret;
1832 }
1833
1834 /*********************************************************************
1835 * _futime64 (MSVCRT.@)
1836 */
1837 int CDECL _futime64(int fd, struct MSVCRT___utimbuf64 *t)
1838 {
1839 ioinfo *info = get_ioinfo(fd);
1840 FILETIME at, wt;
1841
1842 if (!t)
1843 {
1844 time_to_filetime( MSVCRT__time64(NULL), &at );
1845 wt = at;
1846 }
1847 else
1848 {
1849 time_to_filetime( t->actime, &at );
1850 time_to_filetime( t->modtime, &wt );
1851 }
1852
1853 if (!SetFileTime(info->handle, NULL, &at, &wt))
1854 {
1855 release_ioinfo(info);
1856 msvcrt_set_errno(GetLastError());
1857 return -1 ;
1858 }
1859 release_ioinfo(info);
1860 return 0;
1861 }
1862
1863 /*********************************************************************
1864 * _futime32 (MSVCRT.@)
1865 */
1866 int CDECL _futime32(int fd, struct MSVCRT___utimbuf32 *t)
1867 {
1868 if (t)
1869 {
1870 struct MSVCRT___utimbuf64 t64;
1871 t64.actime = t->actime;
1872 t64.modtime = t->modtime;
1873 return _futime64( fd, &t64 );
1874 }
1875 else
1876 return _futime64( fd, NULL );
1877 }
1878
1879 /*********************************************************************
1880 * _futime (MSVCRT.@)
1881 */
1882 #ifdef _WIN64
1883 int CDECL _futime(int fd, struct MSVCRT___utimbuf64 *t)
1884 {
1885 return _futime64( fd, t );
1886 }
1887 #else
1888 int CDECL _futime(int fd, struct MSVCRT___utimbuf32 *t)
1889 {
1890 return _futime32( fd, t );
1891 }
1892 #endif
1893
1894 /*********************************************************************
1895 * _get_osfhandle (MSVCRT.@)
1896 */
1897 MSVCRT_intptr_t CDECL MSVCRT__get_osfhandle(int fd)
1898 {
1899 HANDLE hand = get_ioinfo_nolock(fd)->handle;
1900 TRACE(":fd (%d) handle (%p)\n",fd,hand);
1901
1902 if(hand == INVALID_HANDLE_VALUE)
1903 *MSVCRT__errno() = MSVCRT_EBADF;
1904 return (MSVCRT_intptr_t)hand;
1905 }
1906
1907 /*********************************************************************
1908 * _mktemp_s (MSVCRT.@)
1909 */
1910 int CDECL MSVCRT__mktemp_s(char *pattern, MSVCRT_size_t size)
1911 {
1912 DWORD len, xno, id;
1913
1914 if(!MSVCRT_CHECK_PMT(pattern!=NULL))
1915 return MSVCRT_EINVAL;
1916
1917 for(len=0; len<size; len++)
1918 if(!pattern[len])
1919 break;
1920 if(!MSVCRT_CHECK_PMT(len!=size && len>=6)) {
1921 if(size)
1922 pattern[0] = 0;
1923 return MSVCRT_EINVAL;
1924 }
1925
1926 for(xno=1; xno<=6; xno++)
1927 if(!MSVCRT_CHECK_PMT(pattern[len-xno] == 'X'))
1928 return MSVCRT_EINVAL;
1929
1930 id = GetCurrentProcessId();
1931 for(xno=1; xno<6; xno++) {
1932 pattern[len-xno] = id%10 + '0';
1933 id /= 10;
1934 }
1935
1936 for(pattern[len-6]='a'; pattern[len-6]<='z'; pattern[len-6]++) {
1937 if(GetFileAttributesA(pattern) == INVALID_FILE_ATTRIBUTES)
1938 return 0;
1939 }
1940
1941 pattern[0] = 0;
1942 *MSVCRT__errno() = MSVCRT_EEXIST;
1943 return MSVCRT_EEXIST;
1944 }
1945
1946 /*********************************************************************
1947 * _mktemp (MSVCRT.@)
1948 */
1949 char * CDECL MSVCRT__mktemp(char *pattern)
1950 {
1951 int numX = 0;
1952 char *retVal = pattern;
1953 int id;
1954 char letter = 'a';
1955
1956 if(!pattern)
1957 return NULL;
1958
1959 while(*pattern)
1960 numX = (*pattern++ == 'X')? numX + 1 : 0;
1961 if (numX < 6)
1962 return NULL;
1963 pattern--;
1964 id = GetCurrentProcessId();
1965 numX = 6;
1966 while(numX--)
1967 {
1968 int tempNum = id / 10;
1969 *pattern-- = id - (tempNum * 10) + '0';
1970 id = tempNum;
1971 }
1972 pattern++;
1973 do
1974 {
1975 *pattern = letter++;
1976 if (GetFileAttributesA(retVal) == INVALID_FILE_ATTRIBUTES)
1977 return retVal;
1978 } while(letter <= 'z');
1979 return NULL;
1980 }
1981
1982 /*********************************************************************
1983 * _wmktemp_s (MSVCRT.@)
1984 */
1985 int CDECL MSVCRT__wmktemp_s(MSVCRT_wchar_t *pattern, MSVCRT_size_t size)
1986 {
1987 DWORD len, xno, id;
1988
1989 if(!MSVCRT_CHECK_PMT(pattern!=NULL))
1990 return MSVCRT_EINVAL;
1991
1992 for(len=0; len<size; len++)
1993 if(!pattern[len])
1994 break;
1995 if(!MSVCRT_CHECK_PMT(len!=size && len>=6)) {
1996 if(size)
1997 pattern[0] = 0;
1998 return MSVCRT_EINVAL;
1999 }
2000
2001 for(xno=1; xno<=6; xno++)
2002 if(!MSVCRT_CHECK_PMT(pattern[len-xno] == 'X'))
2003 return MSVCRT_EINVAL;
2004
2005 id = GetCurrentProcessId();
2006 for(xno=1; xno<6; xno++) {
2007 pattern[len-xno] = id%10 + '0';
2008 id /= 10;
2009 }
2010
2011 for(pattern[len-6]='a'; pattern[len-6]<='z'; pattern[len-6]++) {
2012 if(GetFileAttributesW(pattern) == INVALID_FILE_ATTRIBUTES)
2013 return 0;
2014 }
2015
2016 pattern[0] = 0;
2017 *MSVCRT__errno() = MSVCRT_EEXIST;
2018 return MSVCRT_EEXIST;
2019 }
2020
2021 /*********************************************************************
2022 * _wmktemp (MSVCRT.@)
2023 */
2024 MSVCRT_wchar_t * CDECL MSVCRT__wmktemp(MSVCRT_wchar_t *pattern)
2025 {
2026 int numX = 0;
2027 MSVCRT_wchar_t *retVal = pattern;
2028 int id;
2029 MSVCRT_wchar_t letter = 'a';
2030
2031 if(!pattern)
2032 return NULL;
2033
2034 while(*pattern)
2035 numX = (*pattern++ == 'X')? numX + 1 : 0;
2036 if (numX < 6)
2037 return NULL;
2038 pattern--;
2039 id = GetCurrentProcessId();
2040 numX = 6;
2041 while(numX--)
2042 {
2043 int tempNum = id / 10;
2044 *pattern-- = id - (tempNum * 10) + '0';
2045 id = tempNum;
2046 }
2047 pattern++;
2048 do
2049 {
2050 if (GetFileAttributesW(retVal) == INVALID_FILE_ATTRIBUTES)
2051 return retVal;
2052 *pattern = letter++;
2053 } while(letter != '|');
2054 return NULL;
2055 }
2056
2057 static unsigned split_oflags(unsigned oflags)
2058 {
2059 int wxflags = 0;
2060 unsigned unsupp; /* until we support everything */
2061
2062 if (oflags & MSVCRT__O_APPEND) wxflags |= WX_APPEND;
2063 if (oflags & MSVCRT__O_BINARY) {/* Nothing to do */}
2064 else if (oflags & MSVCRT__O_TEXT) wxflags |= WX_TEXT;
2065 else if (oflags & MSVCRT__O_WTEXT) wxflags |= WX_TEXT;
2066 else if (oflags & MSVCRT__O_U16TEXT) wxflags |= WX_TEXT;
2067 else if (oflags & MSVCRT__O_U8TEXT) wxflags |= WX_TEXT;
2068 else if (*__p__fmode() & MSVCRT__O_BINARY) {/* Nothing to do */}
2069 else wxflags |= WX_TEXT; /* default to TEXT*/
2070 if (oflags & MSVCRT__O_NOINHERIT) wxflags |= WX_DONTINHERIT;
2071
2072 if ((unsupp = oflags & ~(
2073 MSVCRT__O_BINARY|MSVCRT__O_TEXT|MSVCRT__O_APPEND|
2074 MSVCRT__O_TRUNC|MSVCRT__O_EXCL|MSVCRT__O_CREAT|
2075 MSVCRT__O_RDWR|MSVCRT__O_WRONLY|MSVCRT__O_TEMPORARY|
2076 MSVCRT__O_NOINHERIT|
2077 MSVCRT__O_SEQUENTIAL|MSVCRT__O_RANDOM|MSVCRT__O_SHORT_LIVED|
2078 MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT
2079 )))
2080 ERR(":unsupported oflags 0x%04x\n",unsupp);
2081
2082 return wxflags;
2083 }
2084
2085 /*********************************************************************
2086 * _pipe (MSVCRT.@)
2087 */
2088 int CDECL MSVCRT__pipe(int *pfds, unsigned int psize, int textmode)
2089 {
2090 int ret = -1;
2091 SECURITY_ATTRIBUTES sa;
2092 HANDLE readHandle, writeHandle;
2093
2094 if (!pfds)
2095 {
2096 *MSVCRT__errno() = MSVCRT_EINVAL;
2097 return -1;
2098 }
2099
2100 sa.nLength = sizeof(SECURITY_ATTRIBUTES);
2101 sa.bInheritHandle = !(textmode & MSVCRT__O_NOINHERIT);
2102 sa.lpSecurityDescriptor = NULL;
2103 if (CreatePipe(&readHandle, &writeHandle, &sa, psize))
2104 {
2105 unsigned int wxflags = split_oflags(textmode);
2106 int fd;
2107
2108 fd = msvcrt_alloc_fd(readHandle, wxflags|WX_PIPE);
2109 if (fd != -1)
2110 {
2111 pfds[0] = fd;
2112 fd = msvcrt_alloc_fd(writeHandle, wxflags|WX_PIPE);
2113 if (fd != -1)
2114 {
2115 pfds[1] = fd;
2116 ret = 0;
2117 }
2118 else
2119 {
2120 MSVCRT__close(pfds[0]);
2121 CloseHandle(writeHandle);
2122 *MSVCRT__errno() = MSVCRT_EMFILE;
2123 }
2124 }
2125 else
2126 {
2127 CloseHandle(readHandle);
2128 CloseHandle(writeHandle);
2129 *MSVCRT__errno() = MSVCRT_EMFILE;
2130 }
2131 }
2132 else
2133 msvcrt_set_errno(GetLastError());
2134
2135 return ret;
2136 }
2137
2138 static int check_bom(HANDLE h, int oflags, BOOL seek)
2139 {
2140 char bom[sizeof(utf8_bom)];
2141 DWORD r;
2142
2143 oflags &= ~(MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT);
2144
2145 if (!ReadFile(h, bom, sizeof(utf8_bom), &r, NULL))
2146 return oflags;
2147
2148 if (r==sizeof(utf8_bom) && !memcmp(bom, utf8_bom, sizeof(utf8_bom))) {
2149 oflags |= MSVCRT__O_U8TEXT;
2150 }else if (r>=sizeof(utf16_bom) && !memcmp(bom, utf16_bom, sizeof(utf16_bom))) {
2151 if (seek && r>2)
2152 SetFilePointer(h, 2, NULL, FILE_BEGIN);
2153 oflags |= MSVCRT__O_U16TEXT;
2154 }else if (seek) {
2155 SetFilePointer(h, 0, NULL, FILE_BEGIN);
2156 }
2157
2158 return oflags;
2159 }
2160
2161 /*********************************************************************
2162 * _wsopen_dispatch (UCRTBASE.@)
2163 */
2164 int CDECL MSVCRT__wsopen_dispatch( const MSVCRT_wchar_t* path, int oflags, int shflags, int pmode,
2165 int *fd, int secure )
2166 {
2167 DWORD access = 0, creation = 0, attrib;
2168 SECURITY_ATTRIBUTES sa;
2169 DWORD sharing, type;
2170 int wxflag;
2171 HANDLE hand;
2172
2173 TRACE("path: (%s) oflags: 0x%04x shflags: 0x%04x pmode: 0x%04x fd*: %p secure: %d\n",
2174 debugstr_w(path), oflags, shflags, pmode, fd, secure);
2175
2176 if (!MSVCRT_CHECK_PMT( fd != NULL )) return MSVCRT_EINVAL;
2177
2178 *fd = -1;
2179 wxflag = split_oflags(oflags);
2180 switch (oflags & (MSVCRT__O_RDONLY | MSVCRT__O_WRONLY | MSVCRT__O_RDWR))
2181 {
2182 case MSVCRT__O_RDONLY: access |= GENERIC_READ; break;
2183 case MSVCRT__O_WRONLY: access |= GENERIC_WRITE; break;
2184 case MSVCRT__O_RDWR: access |= GENERIC_WRITE | GENERIC_READ; break;
2185 }
2186
2187 if (oflags & MSVCRT__O_CREAT)
2188 {
2189 if (secure && !MSVCRT_CHECK_PMT(!(pmode & ~(MSVCRT__S_IREAD | MSVCRT__S_IWRITE))))
2190 return MSVCRT_EINVAL;
2191
2192 if (oflags & MSVCRT__O_EXCL)
2193 creation = CREATE_NEW;
2194 else if (oflags & MSVCRT__O_TRUNC)
2195 creation = CREATE_ALWAYS;
2196 else
2197 creation = OPEN_ALWAYS;
2198 }
2199 else /* no MSVCRT__O_CREAT */
2200 {
2201 if (oflags & MSVCRT__O_TRUNC)
2202 creation = TRUNCATE_EXISTING;
2203 else
2204 creation = OPEN_EXISTING;
2205 }
2206
2207 switch( shflags )
2208 {
2209 case MSVCRT__SH_DENYRW:
2210 sharing = 0L;
2211 break;
2212 case MSVCRT__SH_DENYWR:
2213 sharing = FILE_SHARE_READ;
2214 break;
2215 case MSVCRT__SH_DENYRD:
2216 sharing = FILE_SHARE_WRITE;
2217 break;
2218 case MSVCRT__SH_DENYNO:
2219 sharing = FILE_SHARE_READ | FILE_SHARE_WRITE;
2220 break;
2221 default:
2222 ERR( "Unhandled shflags 0x%x\n", shflags );
2223 return MSVCRT_EINVAL;
2224 }
2225
2226 if (!(pmode & ~MSVCRT_umask & MSVCRT__S_IWRITE))
2227 attrib = FILE_ATTRIBUTE_READONLY;
2228 else
2229 attrib = FILE_ATTRIBUTE_NORMAL;
2230
2231 if (oflags & MSVCRT__O_TEMPORARY)
2232 {
2233 attrib |= FILE_FLAG_DELETE_ON_CLOSE;
2234 access |= DELETE;
2235 sharing |= FILE_SHARE_DELETE;
2236 }
2237
2238 sa.nLength = sizeof( SECURITY_ATTRIBUTES );
2239 sa.lpSecurityDescriptor = NULL;
2240 sa.bInheritHandle = !(oflags & MSVCRT__O_NOINHERIT);
2241
2242 if ((oflags&(MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT))
2243 && (creation==OPEN_ALWAYS || creation==OPEN_EXISTING)
2244 && !(access&GENERIC_READ))
2245 {
2246 hand = CreateFileW(path, GENERIC_READ, FILE_SHARE_READ|FILE_SHARE_WRITE,
2247 &sa, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0);
2248 if (hand != INVALID_HANDLE_VALUE)
2249 {
2250 oflags = check_bom(hand, oflags, FALSE);
2251 CloseHandle(hand);
2252 }
2253 else
2254 oflags &= ~(MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT);
2255 }
2256
2257 hand = CreateFileW(path, access, sharing, &sa, creation, attrib, 0);
2258 if (hand == INVALID_HANDLE_VALUE) {
2259 WARN(":failed-last error (%d)\n",GetLastError());
2260 msvcrt_set_errno(GetLastError());
2261 return *MSVCRT__errno();
2262 }
2263
2264 if (oflags & (MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT))
2265 {
2266 if ((access & GENERIC_WRITE) && (creation==CREATE_NEW
2267 || creation==CREATE_ALWAYS || creation==TRUNCATE_EXISTING
2268 || (creation==OPEN_ALWAYS && GetLastError()==ERROR_ALREADY_EXISTS)))
2269 {
2270 if (oflags & MSVCRT__O_U8TEXT)
2271 {
2272 DWORD written = 0, tmp;
2273
2274 while(written!=sizeof(utf8_bom) && WriteFile(hand, (char*)utf8_bom+written,
2275 sizeof(utf8_bom)-written, &tmp, NULL))
2276 written += tmp;
2277 if (written != sizeof(utf8_bom)) {
2278 WARN("error writing BOM\n");
2279 CloseHandle(hand);
2280 msvcrt_set_errno(GetLastError());
2281 return *MSVCRT__errno();
2282 }
2283 }
2284 else
2285 {
2286 DWORD written = 0, tmp;
2287
2288 while(written!=sizeof(utf16_bom) && WriteFile(hand, (char*)utf16_bom+written,
2289 sizeof(utf16_bom)-written, &tmp, NULL))
2290 written += tmp;
2291 if (written != sizeof(utf16_bom))
2292 {
2293 WARN("error writing BOM\n");
2294 CloseHandle(hand);
2295 msvcrt_set_errno(GetLastError());
2296 return *MSVCRT__errno();
2297 }
2298 }
2299 }
2300 else if (access & GENERIC_READ)
2301 oflags = check_bom(hand, oflags, TRUE);
2302 }
2303
2304 type = GetFileType(hand);
2305 if (type == FILE_TYPE_CHAR)
2306 wxflag |= WX_TTY;
2307 else if (type == FILE_TYPE_PIPE)
2308 wxflag |= WX_PIPE;
2309
2310 *fd = msvcrt_alloc_fd(hand, wxflag);
2311 if (*fd == -1)
2312 return *MSVCRT__errno();
2313
2314 if (oflags & MSVCRT__O_WTEXT)
2315 get_ioinfo_nolock(*fd)->exflag |= EF_UTF16|EF_UNK_UNICODE;
2316 else if (oflags & MSVCRT__O_U16TEXT)
2317 get_ioinfo_nolock(*fd)->exflag |= EF_UTF16;
2318 else if (oflags & MSVCRT__O_U8TEXT)
2319 get_ioinfo_nolock(*fd)->exflag |= EF_UTF8;
2320
2321 TRACE(":fd (%d) handle (%p)\n", *fd, hand);
2322 return 0;
2323 }
2324
2325
2326 /*********************************************************************
2327 * _wsopen_s (MSVCRT.@)
2328 */
2329 int CDECL MSVCRT__wsopen_s( int *fd, const MSVCRT_wchar_t* path, int oflags, int shflags, int pmode )
2330 {
2331 return MSVCRT__wsopen_dispatch( path, oflags, shflags, pmode, fd, 1 );
2332 }
2333
2334 /*********************************************************************
2335 * _wsopen (MSVCRT.@)
2336 */
2337 int WINAPIV MSVCRT__wsopen( const MSVCRT_wchar_t *path, int oflags, int shflags, ... )
2338 {
2339 int pmode;
2340 int fd;
2341
2342 if (oflags & MSVCRT__O_CREAT)
2343 {
2344 __ms_va_list ap;
2345
2346 __ms_va_start(ap, shflags);
2347 pmode = va_arg(ap, int);
2348 __ms_va_end(ap);
2349 }
2350 else
2351 pmode = 0;
2352
2353 return MSVCRT__wsopen_dispatch(path, oflags, shflags, pmode, &fd, 0) ? -1 : fd;
2354 }
2355
2356
2357 /*********************************************************************
2358 * _sopen_dispatch (UCRTBASE.@)
2359 */
2360 int CDECL MSVCRT__sopen_dispatch( const char *path, int oflags, int shflags,
2361 int pmode, int *fd, int secure)
2362 {
2363 MSVCRT_wchar_t *pathW;
2364 int ret;
2365
2366 if (!MSVCRT_CHECK_PMT(fd != NULL))
2367 return MSVCRT_EINVAL;
2368 *fd = -1;
2369 if(!MSVCRT_CHECK_PMT(path && (pathW = msvcrt_wstrdupa(path))))
2370 return MSVCRT_EINVAL;
2371
2372 ret = MSVCRT__wsopen_dispatch(pathW, oflags, shflags, pmode, fd, secure);
2373 MSVCRT_free(pathW);
2374 return ret;
2375 }
2376
2377 /*********************************************************************
2378 * _sopen_s (MSVCRT.@)
2379 */
2380 int CDECL MSVCRT__sopen_s( int *fd, const char *path, int oflags, int shflags, int pmode )
2381 {
2382 return MSVCRT__sopen_dispatch(path, oflags, shflags, pmode, fd, 1);
2383 }
2384
2385 /*********************************************************************
2386 * _sopen (MSVCRT.@)
2387 */
2388 int WINAPIV MSVCRT__sopen( const char *path, int oflags, int shflags, ... )
2389 {
2390 int pmode;
2391 int fd;
2392
2393 if (oflags & MSVCRT__O_CREAT)
2394 {
2395 __ms_va_list ap;
2396
2397 __ms_va_start(ap, shflags);
2398 pmode = va_arg(ap, int);
2399 __ms_va_end(ap);
2400 }
2401 else
2402 pmode = 0;
2403
2404 return MSVCRT__sopen_dispatch(path, oflags, shflags, pmode, &fd, 0) ? -1 : fd;
2405 }
2406
2407 /*********************************************************************
2408 * _open (MSVCRT.@)
2409 */
2410 int WINAPIV MSVCRT__open( const char *path, int flags, ... )
2411 {
2412 __ms_va_list ap;
2413
2414 if (flags & MSVCRT__O_CREAT)
2415 {
2416 int pmode;
2417 __ms_va_start(ap, flags);
2418 pmode = va_arg(ap, int);
2419 __ms_va_end(ap);
2420 return MSVCRT__sopen( path, flags, MSVCRT__SH_DENYNO, pmode );
2421 }
2422 else
2423 return MSVCRT__sopen( path, flags, MSVCRT__SH_DENYNO);
2424 }
2425
2426 /*********************************************************************
2427 * _wopen (MSVCRT.@)
2428 */
2429 int WINAPIV MSVCRT__wopen(const MSVCRT_wchar_t *path,int flags,...)
2430 {
2431 __ms_va_list ap;
2432
2433 if (flags & MSVCRT__O_CREAT)
2434 {
2435 int pmode;
2436 __ms_va_start(ap, flags);
2437 pmode = va_arg(ap, int);
2438 __ms_va_end(ap);
2439 return MSVCRT__wsopen( path, flags, MSVCRT__SH_DENYNO, pmode );
2440 }
2441 else
2442 return MSVCRT__wsopen( path, flags, MSVCRT__SH_DENYNO);
2443 }
2444
2445 /*********************************************************************
2446 * _creat (MSVCRT.@)
2447 */
2448 int CDECL MSVCRT__creat(const char *path, int pmode)
2449 {
2450 int flags = MSVCRT__O_CREAT | MSVCRT__O_TRUNC | MSVCRT__O_RDWR;
2451 return MSVCRT__open(path, flags, pmode);
2452 }
2453
2454 /*********************************************************************
2455 * _wcreat (MSVCRT.@)
2456 */
2457 int CDECL MSVCRT__wcreat(const MSVCRT_wchar_t *path, int pmode)
2458 {
2459 int flags = MSVCRT__O_CREAT | MSVCRT__O_TRUNC | MSVCRT__O_RDWR;
2460 return MSVCRT__wopen(path, flags, pmode);
2461 }
2462
2463 /*********************************************************************
2464 * _open_osfhandle (MSVCRT.@)
2465 */
2466 int CDECL MSVCRT__open_osfhandle(MSVCRT_intptr_t handle, int oflags)
2467 {
2468 DWORD flags;
2469 int fd;
2470
2471 /* MSVCRT__O_RDONLY (0) always matches, so set the read flag
2472 * MFC's CStdioFile clears O_RDONLY (0)! if it wants to write to the
2473 * file, so set the write flag. It also only sets MSVCRT__O_TEXT if it wants
2474 * text - it never sets MSVCRT__O_BINARY.
2475 */
2476 /* don't let split_oflags() decide the mode if no mode is passed */
2477 if (!(oflags & (MSVCRT__O_BINARY | MSVCRT__O_TEXT)))
2478 oflags |= MSVCRT__O_BINARY;
2479
2480 flags = GetFileType((HANDLE)handle);
2481 if (flags==FILE_TYPE_UNKNOWN && GetLastError()!=NO_ERROR)
2482 {
2483 msvcrt_set_errno(GetLastError());
2484 return -1;
2485 }
2486
2487 if (flags == FILE_TYPE_CHAR)
2488 flags = WX_TTY;
2489 else if (flags == FILE_TYPE_PIPE)
2490 flags = WX_PIPE;
2491 else
2492 flags = 0;
2493 flags |= split_oflags(oflags);
2494
2495 fd = msvcrt_alloc_fd((HANDLE)handle, flags);
2496 TRACE(":handle (%ld) fd (%d) flags 0x%08x\n", handle, fd, flags);
2497 return fd;
2498 }
2499
2500 /*********************************************************************
2501 * _rmtmp (MSVCRT.@)
2502 */
2503 int CDECL MSVCRT__rmtmp(void)
2504 {
2505 int num_removed = 0, i;
2506 MSVCRT_FILE *file;
2507
2508 LOCK_FILES();
2509 for (i = 3; i < MSVCRT_stream_idx; i++) {
2510 file = msvcrt_get_file(i);
2511
2512 if (file->_tmpfname)
2513 {
2514 MSVCRT_fclose(file);
2515 num_removed++;
2516 }
2517 }
2518 UNLOCK_FILES();
2519
2520 if (num_removed)
2521 TRACE(":removed (%d) temp files\n",num_removed);
2522 return num_removed;
2523 }
2524
2525 static inline int get_utf8_char_len(char ch)
2526 {
2527 if((ch&0xf8) == 0xf0)
2528 return 4;
2529 else if((ch&0xf0) == 0xe0)
2530 return 3;
2531 else if((ch&0xe0) == 0xc0)
2532 return 2;
2533 return 1;
2534 }
2535
2536 /*********************************************************************
2537 * (internal) read_utf8
2538 */
2539 static int read_utf8(ioinfo *fdinfo, MSVCRT_wchar_t *buf, unsigned int count)
2540 {
2541 HANDLE hand = fdinfo->handle;
2542 char min_buf[4], *readbuf, lookahead;
2543 DWORD readbuf_size, pos=0, num_read=1, char_len, i, j;
2544
2545 /* make the buffer big enough to hold at least one character */
2546 /* read bytes have to fit to output and lookahead buffers */
2547 count /= 2;
2548 readbuf_size = count < 4 ? 4 : count;
2549 if(readbuf_size<=4 || !(readbuf = MSVCRT_malloc(readbuf_size))) {
2550 readbuf_size = 4;
2551 readbuf = min_buf;
2552 }
2553
2554 if(fdinfo->lookahead[0] != '\n') {
2555 readbuf[pos++] = fdinfo->lookahead[0];
2556 fdinfo->lookahead[0] = '\n';
2557
2558 if(fdinfo->lookahead[1] != '\n') {
2559 readbuf[pos++] = fdinfo->lookahead[1];
2560 fdinfo->lookahead[1] = '\n';
2561
2562 if(fdinfo->lookahead[2] != '\n') {
2563 readbuf[pos++] = fdinfo->lookahead[2];
2564 fdinfo->lookahead[2] = '\n';
2565 }
2566 }
2567 }
2568
2569 /* NOTE: this case is broken in native dll, reading
2570 * sometimes fails when small buffer is passed
2571 */
2572 if(count < 4) {
2573 if(!pos && !ReadFile(hand, readbuf, 1, &num_read, NULL)) {
2574 if (GetLastError() == ERROR_BROKEN_PIPE) {
2575 fdinfo->wxflag |= WX_ATEOF;
2576 return 0;
2577 }else {
2578 msvcrt_set_errno(GetLastError());
2579 return -1;
2580 }
2581 }else if(!num_read) {
2582 fdinfo->wxflag |= WX_ATEOF;
2583 return 0;
2584 }else {
2585 pos++;
2586 }
2587
2588 char_len = get_utf8_char_len(readbuf[0]);
2589 if(char_len>pos) {
2590 if(ReadFile(hand, readbuf+pos, char_len-pos, &num_read, NULL))
2591 pos += num_read;
2592 }
2593
2594 if(readbuf[0] == '\n')
2595 fdinfo->wxflag |= WX_READNL;
2596 else
2597 fdinfo->wxflag &= ~WX_READNL;
2598
2599 if(readbuf[0] == 0x1a) {
2600 fdinfo->wxflag |= WX_ATEOF;
2601 return 0;
2602 }
2603
2604 if(readbuf[0] == '\r') {
2605 if(!ReadFile(hand, &lookahead, 1, &num_read, NULL) || num_read!=1)
2606 buf[0] = '\r';
2607 else if(lookahead == '\n')
2608 buf[0] = '\n';
2609 else {
2610 buf[0] = '\r';
2611 if(fdinfo->wxflag & (WX_PIPE | WX_TTY))
2612 fdinfo->lookahead[0] = lookahead;
2613 else
2614 SetFilePointer(fdinfo->handle, -1, NULL, FILE_CURRENT);
2615 }
2616 return 2;
2617 }
2618
2619 if(!(num_read = MultiByteToWideChar(CP_UTF8, 0, readbuf, pos, buf, count))) {
2620 msvcrt_set_errno(GetLastError());
2621 return -1;
2622 }
2623
2624 return num_read*2;
2625 }
2626
2627 if(!ReadFile(hand, readbuf+pos, readbuf_size-pos, &num_read, NULL)) {
2628 if(pos) {
2629 num_read = 0;
2630 }else if(GetLastError() == ERROR_BROKEN_PIPE) {
2631 fdinfo->wxflag |= WX_ATEOF;
2632 if (readbuf != min_buf) MSVCRT_free(readbuf);
2633 return 0;
2634 }else {
2635 msvcrt_set_errno(GetLastError());
2636 if (readbuf != min_buf) MSVCRT_free(readbuf);
2637 return -1;
2638 }
2639 }else if(!pos && !num_read) {
2640 fdinfo->wxflag |= WX_ATEOF;
2641 if (readbuf != min_buf) MSVCRT_free(readbuf);
2642 return 0;
2643 }
2644
2645 pos += num_read;
2646 if(readbuf[0] == '\n')
2647 fdinfo->wxflag |= WX_READNL;
2648 else
2649 fdinfo->wxflag &= ~WX_READNL;
2650
2651 /* Find first byte of last character (may be incomplete) */
2652 for(i=pos-1; i>0 && i>pos-4; i--)
2653 if((readbuf[i]&0xc0) != 0x80)
2654 break;
2655 char_len = get_utf8_char_len(readbuf[i]);
2656 if(char_len+i <= pos)
2657 i += char_len;
2658
2659 if(fdinfo->wxflag & (WX_PIPE | WX_TTY)) {
2660 if(i < pos)
2661 fdinfo->lookahead[0] = readbuf[i];
2662 if(i+1 < pos)
2663 fdinfo->lookahead[1] = readbuf[i+1];
2664 if(i+2 < pos)
2665 fdinfo->lookahead[2] = readbuf[i+2];
2666 }else if(i < pos) {
2667 SetFilePointer(fdinfo->handle, i-pos, NULL, FILE_CURRENT);
2668 }
2669 pos = i;
2670
2671 for(i=0, j=0; i<pos; i++) {
2672 if(readbuf[i] == 0x1a) {
2673 fdinfo->wxflag |= WX_ATEOF;
2674 break;
2675 }
2676
2677 /* strip '\r' if followed by '\n' */
2678 if(readbuf[i] == '\r' && i+1==pos) {
2679 if(fdinfo->lookahead[0] != '\n' || !ReadFile(hand, &lookahead, 1, &num_read, NULL) || !num_read) {
2680 readbuf[j++] = '\r';
2681 }else if(lookahead == '\n' && j==0) {
2682 readbuf[j++] = '\n';
2683 }else {
2684 if(lookahead != '\n')
2685 readbuf[j++] = '\r';
2686
2687 if(fdinfo->wxflag & (WX_PIPE | WX_TTY))
2688 fdinfo->lookahead[0] = lookahead;
2689 else
2690 SetFilePointer(fdinfo->handle, -1, NULL, FILE_CURRENT);
2691 }
2692 }else if(readbuf[i]!='\r' || readbuf[i+1]!='\n') {
2693 readbuf[j++] = readbuf[i];
2694 }
2695 }
2696 pos = j;
2697
2698 if(!(num_read = MultiByteToWideChar(CP_UTF8, 0, readbuf, pos, buf, count))) {
2699 msvcrt_set_errno(GetLastError());
2700 if (readbuf != min_buf) MSVCRT_free(readbuf);
2701 return -1;
2702 }
2703
2704 if (readbuf != min_buf) MSVCRT_free(readbuf);
2705 return num_read*2;
2706 }
2707
2708 /*********************************************************************
2709 * (internal) read_i
2710 *
2711 * When reading \r as last character in text mode, read() positions
2712 * the file pointer on the \r character while getc() goes on to
2713 * the following \n
2714 */
2715 static int read_i(int fd, ioinfo *fdinfo, void *buf, unsigned int count)
2716 {
2717 DWORD num_read, utf16;
2718 char *bufstart = buf;
2719
2720 if (count == 0)
2721 return 0;
2722
2723 if (fdinfo->wxflag & WX_ATEOF) {
2724 TRACE("already at EOF, returning 0\n");
2725 return 0;
2726 }
2727 /* Don't trace small reads, it gets *very* annoying */
2728 if (count > 4)
2729 TRACE(":fd (%d) handle (%p) buf (%p) len (%d)\n", fd, fdinfo->handle, buf, count);
2730 if (fdinfo->handle == INVALID_HANDLE_VALUE)
2731 {
2732 *MSVCRT__errno() = MSVCRT_EBADF;
2733 return -1;
2734 }
2735
2736 utf16 = (fdinfo->exflag & EF_UTF16) != 0;
2737 if (((fdinfo->exflag&EF_UTF8) || utf16) && count&1)
2738 {
2739 *MSVCRT__errno() = MSVCRT_EINVAL;
2740 return -1;
2741 }
2742
2743 if((fdinfo->wxflag&WX_TEXT) && (fdinfo->exflag&EF_UTF8))
2744 return read_utf8(fdinfo, buf, count);
2745
2746 if (fdinfo->lookahead[0]!='\n' || ReadFile(fdinfo->handle, bufstart, count, &num_read, NULL))
2747 {
2748 if (fdinfo->lookahead[0] != '\n')
2749 {
2750 bufstart[0] = fdinfo->lookahead[0];
2751 fdinfo->lookahead[0] = '\n';
2752
2753 if (utf16)
2754 {
2755 bufstart[1] = fdinfo->lookahead[1];
2756 fdinfo->lookahead[1] = '\n';
2757 }
2758
2759 if(count>1+utf16 && ReadFile(fdinfo->handle, bufstart+1+utf16, count-1-utf16, &num_read, NULL))
2760 num_read += 1+utf16;
2761 else
2762 num_read = 1+utf16;
2763 }
2764
2765 if(utf16 && (num_read&1))
2766 {
2767 /* msvcr90 uses uninitialized value from the buffer in this case */
2768 /* msvcrt ignores additional data */
2769 ERR("got odd number of bytes in UTF16 mode\n");
2770 num_read--;
2771 }
2772
2773 if (count != 0 && num_read == 0)
2774 {
2775 fdinfo->wxflag |= WX_ATEOF;
2776 TRACE(":EOF %s\n",debugstr_an(buf,num_read));
2777 }
2778 else if (fdinfo->wxflag & WX_TEXT)
2779 {
2780 DWORD i, j;
2781
2782 if (bufstart[0]=='\n' && (!utf16 || bufstart[1]==0))
2783 fdinfo->wxflag |= WX_READNL;
2784 else
2785 fdinfo->wxflag &= ~WX_READNL;
2786
2787 for (i=0, j=0; i<num_read; i+=1+utf16)
2788 {
2789 /* in text mode, a ctrl-z signals EOF */
2790 if (bufstart[i]==0x1a && (!utf16 || bufstart[i+1]==0))
2791 {
2792 fdinfo->wxflag |= WX_ATEOF;
2793 TRACE(":^Z EOF %s\n",debugstr_an(buf,num_read));
2794 break;
2795 }
2796
2797 /* in text mode, strip \r if followed by \n */
2798 if (bufstart[i]=='\r' && (!utf16 || bufstart[i+1]==0) && i+1+utf16==num_read)
2799 {
2800 char lookahead[2];
2801 DWORD len;
2802
2803 lookahead[1] = '\n';
2804 if (ReadFile(fdinfo->handle, lookahead, 1+utf16, &len, NULL) && len)
2805 {
2806 if(lookahead[0]=='\n' && (!utf16 || lookahead[1]==0) && j==0)
2807 {
2808 bufstart[j++] = '\n';
2809 if(utf16) bufstart[j++] = 0;
2810 }
2811 else
2812 {
2813 if(lookahead[0]!='\n' || (utf16 && lookahead[1]!=0))
2814 {
2815 bufstart[j++] = '\r';
2816 if(utf16) bufstart[j++] = 0;
2817 }
2818
2819 if (fdinfo->wxflag & (WX_PIPE | WX_TTY))
2820 {
2821 if (lookahead[0]=='\n' && (!utf16 || !lookahead[1]))
2822 {
2823 bufstart[j++] = '\n';
2824 if (utf16) bufstart[j++] = 0;
2825 }
2826 else
2827 {
2828 fdinfo->lookahead[0] = lookahead[0];
2829 fdinfo->lookahead[1] = lookahead[1];
2830 }
2831 }
2832 else
2833 SetFilePointer(fdinfo->handle, -1-utf16, NULL, FILE_CURRENT);
2834 }
2835 }
2836 else
2837 {
2838 bufstart[j++] = '\r';
2839 if(utf16) bufstart[j++] = 0;
2840 }
2841 }
2842 else if((bufstart[i]!='\r' || (utf16 && bufstart[i+1]!=0))
2843 || (bufstart[i+1+utf16]!='\n' || (utf16 && bufstart[i+3]!=0)))
2844 {
2845 bufstart[j++] = bufstart[i];
2846 if(utf16) bufstart[j++] = bufstart[i+1];
2847 }
2848 }
2849 num_read = j;
2850 }
2851 }
2852 else
2853 {
2854 if (GetLastError() == ERROR_BROKEN_PIPE)
2855 {
2856 TRACE(":end-of-pipe\n");
2857 fdinfo->wxflag |= WX_ATEOF;
2858 return 0;
2859 }
2860 else
2861 {
2862 TRACE(":failed-last error (%d)\n",GetLastError());
2863 return -1;
2864 }
2865 }
2866
2867 if (count > 4)
2868 TRACE("(%u), %s\n",num_read,debugstr_an(buf, num_read));
2869 return num_read;
2870 }
2871
2872 /*********************************************************************
2873 * _read (MSVCRT.@)
2874 */
2875 int CDECL MSVCRT__read(int fd, void *buf, unsigned int count)
2876 {
2877 ioinfo *info = get_ioinfo(fd);
2878 int num_read = read_i(fd, info, buf, count);
2879 release_ioinfo(info);
2880 return num_read;
2881 }
2882
2883 /*********************************************************************
2884 * _setmode (MSVCRT.@)
2885 */
2886 int CDECL MSVCRT__setmode(int fd,int mode)
2887 {
2888 ioinfo *info = get_ioinfo(fd);
2889 int ret = info->wxflag & WX_TEXT ? MSVCRT__O_TEXT : MSVCRT__O_BINARY;
2890 if(ret==MSVCRT__O_TEXT && (info->exflag & (EF_UTF8|EF_UTF16)))
2891 ret = MSVCRT__O_WTEXT;
2892
2893 if(mode!=MSVCRT__O_TEXT && mode!=MSVCRT__O_BINARY && mode!=MSVCRT__O_WTEXT
2894 && mode!=MSVCRT__O_U16TEXT && mode!=MSVCRT__O_U8TEXT) {
2895 *MSVCRT__errno() = MSVCRT_EINVAL;
2896 release_ioinfo(info);
2897 return -1;
2898 }
2899
2900 if(info == &MSVCRT___badioinfo) {
2901 *MSVCRT__errno() = MSVCRT_EBADF;
2902 return MSVCRT_EOF;
2903 }
2904
2905 if(mode == MSVCRT__O_BINARY) {
2906 info->wxflag &= ~WX_TEXT;
2907 info->exflag &= ~(EF_UTF8|EF_UTF16);
2908 release_ioinfo(info);
2909 return ret;
2910 }
2911
2912 info->wxflag |= WX_TEXT;
2913 if(mode == MSVCRT__O_TEXT)
2914 info->exflag &= ~(EF_UTF8|EF_UTF16);
2915 else if(mode == MSVCRT__O_U8TEXT)
2916 info->exflag = (info->exflag & ~EF_UTF16) | EF_UTF8;
2917 else
2918 info->exflag = (info->exflag & ~EF_UTF8) | EF_UTF16;
2919
2920 release_ioinfo(info);
2921 return ret;
2922 }
2923
2924 /*********************************************************************
2925 * _stat64 (MSVCRT.@)
2926 */
2927 int CDECL MSVCRT_stat64(const char* path, struct MSVCRT__stat64 * buf)
2928 {
2929 DWORD dw;
2930 WIN32_FILE_ATTRIBUTE_DATA hfi;
2931 unsigned short mode = ALL_S_IREAD;
2932 int plen;
2933
2934 TRACE(":file (%s) buf(%p)\n",path,buf);
2935
2936 plen = strlen(path);
2937 while (plen && path[plen-1]==' ')
2938 plen--;
2939
2940 if (plen && (plen<2 || path[plen-2]!=':') &&
2941 (path[plen-1]==':' || path[plen-1]=='\\' || path[plen-1]=='/'))
2942 {
2943 *MSVCRT__errno() = MSVCRT_ENOENT;
2944 return -1;
2945 }
2946
2947 if (!GetFileAttributesExA(path, GetFileExInfoStandard, &hfi))
2948 {
2949 TRACE("failed (%d)\n",GetLastError());
2950 *MSVCRT__errno() = MSVCRT_ENOENT;
2951 return -1;
2952 }
2953
2954 memset(buf,0,sizeof(struct MSVCRT__stat64));
2955
2956 /* FIXME: rdev isn't drive num, despite what the docs say-what is it?
2957 Bon 011120: This FIXME seems incorrect
2958 Also a letter as first char isn't enough to be classified
2959 as a drive letter
2960 */
2961 if (isalpha(*path)&& (*(path+1)==':'))
2962 buf->st_dev = buf->st_rdev = toupper(*path) - 'A'; /* drive num */
2963 else
2964 buf->st_dev = buf->st_rdev = MSVCRT__getdrive() - 1;
2965
2966 /* Dir, or regular file? */
2967 if (hfi.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
2968 mode |= (MSVCRT__S_IFDIR | ALL_S_IEXEC);
2969 else
2970 {
2971 mode |= MSVCRT__S_IFREG;
2972 /* executable? */
2973 if (plen > 6 && path[plen-4] == '.') /* shortest exe: "\x.exe" */
2974 {
2975 unsigned int ext = tolower(path[plen-1]) | (tolower(path[plen-2]) << 8) |
2976 (tolower(path[plen-3]) << 16);
2977 if (ext == EXE || ext == BAT || ext == CMD || ext == COM)
2978 mode |= ALL_S_IEXEC;
2979 }
2980 }
2981
2982 if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY))
2983 mode |= ALL_S_IWRITE;
2984
2985 buf->st_mode = mode;
2986 buf->st_nlink = 1;
2987 buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow;
2988 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw);
2989 buf->st_atime = dw;
2990 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw);
2991 buf->st_mtime = buf->st_ctime = dw;
2992 TRACE("%d %d 0x%08x%08x %d %d %d\n", buf->st_mode,buf->st_nlink,
2993 (int)(buf->st_size >> 32),(int)buf->st_size,
2994 (int)buf->st_atime,(int)buf->st_mtime,(int)buf->st_ctime);
2995 return 0;
2996 }
2997
2998 /*********************************************************************
2999 * _stati64 (MSVCRT.@)
3000 */
3001 int CDECL MSVCRT_stati64(const char* path, struct MSVCRT__stati64 * buf)
3002 {
3003 int ret;
3004 struct MSVCRT__stat64 buf64;
3005
3006 ret = MSVCRT_stat64(path, &buf64);
3007 if (!ret)
3008 msvcrt_stat64_to_stati64(&buf64, buf);
3009 return ret;
3010 }
3011
3012 /*********************************************************************
3013 * _stat (MSVCRT.@)
3014 */
3015 int CDECL MSVCRT_stat(const char* path, struct MSVCRT__stat * buf)
3016 {
3017 int ret;
3018 struct MSVCRT__stat64 buf64;
3019
3020 ret = MSVCRT_stat64( path, &buf64);
3021 if (!ret)
3022 msvcrt_stat64_to_stat(&buf64, buf);
3023 return ret;
3024 }
3025
3026 /*********************************************************************
3027 * _stat32 (MSVCR100.@)
3028 */
3029 int CDECL MSVCRT__stat32(const char *path, struct MSVCRT__stat32 *buf)
3030 {
3031 int ret;
3032 struct MSVCRT__stat64 buf64;
3033
3034 ret = MSVCRT_stat64(path, &buf64);
3035 if (!ret)
3036 msvcrt_stat64_to_stat32(&buf64, buf);
3037 return ret;
3038 }
3039
3040 /*********************************************************************
3041 * _stat32i64 (MSVCR100.@)
3042 */
3043 int CDECL MSVCRT__stat32i64(const char *path, struct MSVCRT__stat32i64 *buf)
3044 {
3045 int ret;
3046 struct MSVCRT__stat64 buf64;
3047
3048 ret = MSVCRT_stat64(path, &buf64);
3049 if (!ret)
3050 msvcrt_stat64_to_stat32i64(&buf64, buf);
3051 return ret;
3052 }
3053
3054 /*********************************************************************
3055 * _stat64i32 (MSVCR100.@)
3056 */
3057 int CDECL MSVCRT__stat64i32(const char* path, struct MSVCRT__stat64i32 *buf)
3058 {
3059 int ret;
3060 struct MSVCRT__stat64 buf64;
3061
3062 ret = MSVCRT_stat64(path, &buf64);
3063 if (!ret)
3064 msvcrt_stat64_to_stat64i32(&buf64, buf);
3065 return ret;
3066 }
3067
3068 /*********************************************************************
3069 * _wstat64 (MSVCRT.@)
3070 */
3071 int CDECL MSVCRT__wstat64(const MSVCRT_wchar_t* path, struct MSVCRT__stat64 * buf)
3072 {
3073 DWORD dw;
3074 WIN32_FILE_ATTRIBUTE_DATA hfi;
3075 unsigned short mode = ALL_S_IREAD;
3076 int plen;
3077
3078 TRACE(":file (%s) buf(%p)\n",debugstr_w(path),buf);
3079
3080 plen = strlenW(path);
3081 while (plen && path[plen-1]==' ')
3082 plen--;
3083
3084 if(plen && (plen<2 || path[plen-2]!=':') &&
3085 (path[plen-1]==':' || path[plen-1]=='\\' || path[plen-1]=='/'))
3086 {
3087 *MSVCRT__errno() = MSVCRT_ENOENT;
3088 return -1;
3089 }
3090
3091 if (!GetFileAttributesExW(path, GetFileExInfoStandard, &hfi))
3092 {
3093 TRACE("failed (%d)\n",GetLastError());
3094 *MSVCRT__errno() = MSVCRT_ENOENT;
3095 return -1;
3096 }
3097
3098 memset(buf,0,sizeof(struct MSVCRT__stat64));
3099
3100 /* FIXME: rdev isn't drive num, despite what the docs says-what is it? */
3101 if (MSVCRT_iswalpha(*path))
3102 buf->st_dev = buf->st_rdev = toupperW(*path - 'A'); /* drive num */
3103 else
3104 buf->st_dev = buf->st_rdev = MSVCRT__getdrive() - 1;
3105
3106 /* Dir, or regular file? */
3107 if (hfi.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
3108 mode |= (MSVCRT__S_IFDIR | ALL_S_IEXEC);
3109 else
3110 {
3111 mode |= MSVCRT__S_IFREG;
3112 /* executable? */
3113 if (plen > 6 && path[plen-4] == '.') /* shortest exe: "\x.exe" */
3114 {
3115 ULONGLONG ext = tolowerW(path[plen-1]) | (tolowerW(path[plen-2]) << 16) |
3116 ((ULONGLONG)tolowerW(path[plen-3]) << 32);
3117 if (ext == WCEXE || ext == WCBAT || ext == WCCMD || ext == WCCOM)
3118 mode |= ALL_S_IEXEC;
3119 }
3120 }
3121
3122 if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY))
3123 mode |= ALL_S_IWRITE;
3124
3125 buf->st_mode = mode;
3126 buf->st_nlink = 1;
3127 buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow;
3128 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw);
3129 buf->st_atime = dw;
3130 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw);
3131 buf->st_mtime = buf->st_ctime = dw;
3132 TRACE("%d %d 0x%08x%08x %d %d %d\n", buf->st_mode,buf->st_nlink,
3133 (int)(buf->st_size >> 32),(int)buf->st_size,
3134 (int)buf->st_atime,(int)buf->st_mtime,(int)buf->st_ctime);
3135 return 0;
3136 }
3137
3138 /*********************************************************************
3139 * _wstati64 (MSVCRT.@)
3140 */
3141 int CDECL MSVCRT__wstati64(const MSVCRT_wchar_t* path, struct MSVCRT__stati64 * buf)
3142 {
3143 int ret;
3144 struct MSVCRT__stat64 buf64;
3145
3146 ret = MSVCRT__wstat64(path, &buf64);
3147 if (!ret)
3148 msvcrt_stat64_to_stati64(&buf64, buf);
3149 return ret;
3150 }
3151
3152 /*********************************************************************
3153 * _wstat (MSVCRT.@)
3154 */
3155 int CDECL MSVCRT__wstat(const MSVCRT_wchar_t* path, struct MSVCRT__stat * buf)
3156 {
3157 int ret;
3158 struct MSVCRT__stat64 buf64;
3159
3160 ret = MSVCRT__wstat64( path, &buf64 );
3161 if (!ret) msvcrt_stat64_to_stat(&buf64, buf);
3162 return ret;
3163 }
3164
3165 /*********************************************************************
3166 * _wstat32 (MSVCR100.@)
3167 */
3168 int CDECL MSVCRT__wstat32(const MSVCRT_wchar_t *path, struct MSVCRT__stat32 *buf)
3169 {
3170 int ret;
3171 struct MSVCRT__stat64 buf64;
3172
3173 ret = MSVCRT__wstat64(path, &buf64);
3174 if (!ret)
3175 msvcrt_stat64_to_stat32(&buf64, buf);
3176 return ret;
3177 }
3178
3179 /*********************************************************************
3180 * _wstat32i64 (MSVCR100.@)
3181 */
3182 int CDECL MSVCRT__wstat32i64(const MSVCRT_wchar_t *path, struct MSVCRT__stat32i64 *buf)
3183 {
3184 int ret;
3185 struct MSVCRT__stat64 buf64;
3186
3187 ret = MSVCRT__wstat64(path, &buf64);
3188 if (!ret)
3189 msvcrt_stat64_to_stat32i64(&buf64, buf);
3190 return ret;
3191 }
3192
3193 /*********************************************************************
3194 * _wstat64i32 (MSVCR100.@)
3195 */
3196 int CDECL MSVCRT__wstat64i32(const MSVCRT_wchar_t *path, struct MSVCRT__stat64i32 *buf)
3197 {
3198 int ret;
3199 struct MSVCRT__stat64 buf64;
3200
3201 ret = MSVCRT__wstat64(path, &buf64);
3202 if (!ret)
3203 msvcrt_stat64_to_stat64i32(&buf64, buf);
3204 return ret;
3205 }
3206
3207 /*********************************************************************
3208 * _tell (MSVCRT.@)
3209 */
3210 MSVCRT_long CDECL MSVCRT__tell(int fd)
3211 {
3212 return MSVCRT__lseek(fd, 0, MSVCRT_SEEK_CUR);
3213 }
3214
3215 /*********************************************************************
3216 * _telli64 (MSVCRT.@)
3217 */
3218 __int64 CDECL _telli64(int fd)
3219 {
3220 return MSVCRT__lseeki64(fd, 0, MSVCRT_SEEK_CUR);
3221 }
3222
3223 /*********************************************************************
3224 * _tempnam (MSVCRT.@)
3225 */
3226 char * CDECL MSVCRT__tempnam(const char *dir, const char *prefix)
3227 {
3228 char tmpbuf[MAX_PATH];
3229 const char *tmp_dir = MSVCRT_getenv("TMP");
3230
3231 if (tmp_dir) dir = tmp_dir;
3232
3233 TRACE("dir (%s) prefix (%s)\n",dir,prefix);
3234 if (GetTempFileNameA(dir,prefix,0,tmpbuf))
3235 {
3236 TRACE("got name (%s)\n",tmpbuf);
3237 DeleteFileA(tmpbuf);
3238 return MSVCRT__strdup(tmpbuf);
3239 }
3240 TRACE("failed (%d)\n",GetLastError());
3241 return NULL;
3242 }
3243
3244 /*********************************************************************
3245 * _wtempnam (MSVCRT.@)
3246 */
3247 MSVCRT_wchar_t * CDECL MSVCRT__wtempnam(const MSVCRT_wchar_t *dir, const MSVCRT_wchar_t *prefix)
3248 {
3249 static const MSVCRT_wchar_t tmpW[] = {'T','M','P',0};
3250 MSVCRT_wchar_t tmpbuf[MAX_PATH];
3251 const MSVCRT_wchar_t *tmp_dir = MSVCRT__wgetenv(tmpW);
3252
3253 if (tmp_dir) dir = tmp_dir;
3254
3255 TRACE("dir (%s) prefix (%s)\n",debugstr_w(dir),debugstr_w(prefix));
3256 if (GetTempFileNameW(dir,prefix,0,tmpbuf))
3257 {
3258 TRACE("got name (%s)\n",debugstr_w(tmpbuf));
3259 DeleteFileW(tmpbuf);
3260 return MSVCRT__wcsdup(tmpbuf);
3261 }
3262 TRACE("failed (%d)\n",GetLastError());
3263 return NULL;
3264 }
3265
3266 /*********************************************************************
3267 * _umask (MSVCRT.@)
3268 */
3269 int CDECL MSVCRT__umask(int umask)
3270 {
3271 int old_umask = MSVCRT_umask;
3272 TRACE("(%d)\n",umask);
3273 MSVCRT_umask = umask;
3274 return old_umask;
3275 }
3276
3277 /*********************************************************************
3278 * _utime64 (MSVCRT.@)
3279 */
3280 int CDECL _utime64(const char* path, struct MSVCRT___utimbuf64 *t)
3281 {
3282 int fd = MSVCRT__open(path, MSVCRT__O_WRONLY | MSVCRT__O_BINARY);
3283
3284 if (fd > 0)
3285 {
3286 int retVal = _futime64(fd, t);
3287 MSVCRT__close(fd);
3288 return retVal;
3289 }
3290 return -1;
3291 }
3292
3293 /*********************************************************************
3294 * _utime32 (MSVCRT.@)
3295 */
3296 int CDECL _utime32(const char* path, struct MSVCRT___utimbuf32 *t)
3297 {
3298 if (t)
3299 {
3300 struct MSVCRT___utimbuf64 t64;
3301 t64.actime = t->actime;
3302 t64.modtime = t->modtime;
3303 return _utime64( path, &t64 );
3304 }
3305 else
3306 return _utime64( path, NULL );
3307 }
3308
3309 /*********************************************************************
3310 * _utime (MSVCRT.@)
3311 */
3312 #ifdef _WIN64
3313 int CDECL _utime(const char* path, struct MSVCRT___utimbuf64 *t)
3314 {
3315 return _utime64( path, t );
3316 }
3317 #else
3318 int CDECL _utime(const char* path, struct MSVCRT___utimbuf32 *t)
3319 {
3320 return _utime32( path, t );
3321 }
3322 #endif
3323
3324 /*********************************************************************
3325 * _wutime64 (MSVCRT.@)
3326 */
3327 int CDECL _wutime64(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf64 *t)
3328 {
3329 int fd = MSVCRT__wopen(path, MSVCRT__O_WRONLY | MSVCRT__O_BINARY);
3330
3331 if (fd > 0)
3332 {
3333 int retVal = _futime64(fd, t);
3334 MSVCRT__close(fd);
3335 return retVal;
3336 }
3337 return -1;
3338 }
3339
3340 /*********************************************************************
3341 * _wutime32 (MSVCRT.@)
3342 */
3343 int CDECL _wutime32(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf32 *t)
3344 {
3345 if (t)
3346 {
3347 struct MSVCRT___utimbuf64 t64;
3348 t64.actime = t->actime;
3349 t64.modtime = t->modtime;
3350 return _wutime64( path, &t64 );
3351 }
3352 else
3353 return _wutime64( path, NULL );
3354 }
3355
3356 /*********************************************************************
3357 * _wutime (MSVCRT.@)
3358 */
3359 #ifdef _WIN64
3360 int CDECL _wutime(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf64 *t)
3361 {
3362 return _wutime64( path, t );
3363 }
3364 #else
3365 int CDECL _wutime(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf32 *t)
3366 {
3367 return _wutime32( path, t );
3368 }
3369 #endif
3370
3371 /*********************************************************************
3372 * _write (MSVCRT.@)
3373 */
3374 int CDECL MSVCRT__write(int fd, const void* buf, unsigned int count)
3375 {
3376 DWORD num_written;
3377 ioinfo *info = get_ioinfo(fd);
3378 HANDLE hand = info->handle;
3379
3380 /* Don't trace small writes, it gets *very* annoying */
3381 #if 0
3382 if (count > 32)
3383 TRACE(":fd (%d) handle (%d) buf (%p) len (%d)\n",fd,hand,buf,count);
3384 #endif
3385 if (hand == INVALID_HANDLE_VALUE)
3386 {
3387 *MSVCRT__errno() = MSVCRT_EBADF;
3388 release_ioinfo(info);
3389 return -1;
3390 }
3391
3392 if (((info->exflag&EF_UTF8) || (info->exflag&EF_UTF16)) && count&1)
3393 {
3394 *MSVCRT__errno() = MSVCRT_EINVAL;
3395 release_ioinfo(info);
3396 return -1;
3397 }
3398
3399 /* If appending, go to EOF */
3400 if (info->wxflag & WX_APPEND)
3401 MSVCRT__lseek(fd, 0, FILE_END);
3402
3403 if (!(info->wxflag & WX_TEXT))
3404 {
3405 if (WriteFile(hand, buf, count, &num_written, NULL)
3406 && (num_written == count))
3407 {
3408 release_ioinfo(info);
3409 return num_written;
3410 }
3411 TRACE("WriteFile (fd %d, hand %p) failed-last error (%d)\n", fd,
3412 hand, GetLastError());
3413 *MSVCRT__errno() = MSVCRT_ENOSPC;
3414 }
3415 else
3416 {
3417 unsigned int i, j, nr_lf, size;
3418 char *p = NULL;
3419 const char *q;
3420 const char *s = buf, *buf_start = buf;
3421
3422 if (!(info->exflag & (EF_UTF8|EF_UTF16)))
3423 {
3424 /* find number of \n */
3425 for (nr_lf=0, i=0; i<count; i++)
3426 if (s[i] == '\n')
3427 nr_lf++;
3428 if (nr_lf)
3429 {
3430 size = count+nr_lf;
3431 if ((q = p = MSVCRT_malloc(size)))
3432 {
3433 for (s = buf, i = 0, j = 0; i < count; i++)
3434 {
3435 if (s[i] == '\n')
3436 p[j++] = '\r';
3437 p[j++] = s[i];
3438 }
3439 }
3440 else
3441 {
3442 FIXME("Malloc failed\n");
3443 nr_lf = 0;
3444 size = count;
3445 q = buf;
3446 }
3447 }
3448 else
3449 {
3450 size = count;
3451 q = buf;
3452 }
3453 }
3454 else if (info->exflag & EF_UTF16)
3455 {
3456 for (nr_lf=0, i=0; i<count; i+=2)
3457 if (s[i]=='\n' && s[i+1]==0)
3458 nr_lf += 2;
3459 if (nr_lf)
3460 {
3461 size = count+nr_lf;
3462 if ((q = p = MSVCRT_malloc(size)))
3463 {
3464 for (s=buf, i=0, j=0; i<count; i++)
3465 {
3466 if (s[i]=='\n' && s[i+1]==0)
3467 {
3468 p[j++] = '\r';
3469 p[j++] = 0;
3470 }
3471 p[j++] = s[i++];
3472 p[j++] = s[i];
3473 }
3474 }
3475 else
3476 {
3477 FIXME("Malloc failed\n");
3478 nr_lf = 0;
3479 size = count;
3480 q = buf;
3481 }
3482 }
3483 else
3484 {
3485 size = count;
3486 q = buf;
3487 }
3488 }
3489 else
3490 {
3491 DWORD conv_len;
3492
3493 for(nr_lf=0, i=0; i<count; i+=2)
3494 if (s[i]=='\n' && s[i+1]==0)
3495 nr_lf++;
3496
3497 conv_len = WideCharToMultiByte(CP_UTF8, 0, (WCHAR*)buf, count/2, NULL, 0, NULL, NULL);
3498 if(!conv_len) {
3499 msvcrt_set_errno(GetLastError());
3500 MSVCRT_free(p);
3501 release_ioinfo(info);
3502 return -1;
3503 }
3504
3505 size = conv_len+nr_lf;
3506 if((p = MSVCRT_malloc(count+nr_lf*2+size)))
3507 {
3508 for (s=buf, i=0, j=0; i<count; i++)
3509 {
3510 if (s[i]=='\n' && s[i+1]==0)
3511 {
3512 p[j++] = '\r';
3513 p[j++] = 0;
3514 }
3515 p[j++] = s[i++];
3516 p[j++] = s[i];
3517 }
3518 q = p+count+nr_lf*2;
3519 WideCharToMultiByte(CP_UTF8, 0, (WCHAR*)p, count/2+nr_lf,
3520 p+count+nr_lf*2, conv_len+nr_lf, NULL, NULL);
3521 }
3522 else
3523 {
3524 FIXME("Malloc failed\n");
3525 nr_lf = 0;
3526 size = count;
3527 q = buf;
3528 }
3529 }
3530
3531 if (!WriteFile(hand, q, size, &num_written, NULL))
3532 num_written = -1;
3533 release_ioinfo(info);
3534 MSVCRT_free(p);
3535 if (num_written != size)
3536 {
3537 TRACE("WriteFile (fd %d, hand %p) failed-last error (%d), num_written %d\n",
3538 fd, hand, GetLastError(), num_written);
3539 *MSVCRT__errno() = MSVCRT_ENOSPC;
3540 return s - buf_start;
3541 }
3542 return count;
3543 }
3544
3545 release_ioinfo(info);
3546 return -1;
3547 }
3548
3549 /*********************************************************************
3550 * _putw (MSVCRT.@)
3551 */
3552 int CDECL MSVCRT__putw(int val, MSVCRT_FILE* file)
3553 {
3554 int len;
3555
3556 MSVCRT__lock_file(file);
3557 len = MSVCRT__write(file->_file, &val, sizeof(val));
3558 if (len == sizeof(val)) {
3559 MSVCRT__unlock_file(file);
3560 return val;
3561 }
3562
3563 file->_flag |= MSVCRT__IOERR;
3564 MSVCRT__unlock_file(file);
3565 return MSVCRT_EOF;
3566 }
3567
3568 /*********************************************************************
3569 * fclose (MSVCRT.@)
3570 */
3571 int CDECL MSVCRT_fclose(MSVCRT_FILE* file)
3572 {
3573 int ret;
3574
3575 MSVCRT__lock_file(file);
3576 ret = MSVCRT__fclose_nolock(file);
3577 MSVCRT__unlock_file(file);
3578
3579 return ret;
3580 }
3581
3582 /*********************************************************************
3583 * _fclose_nolock (MSVCRT.@)
3584 */
3585 int CDECL MSVCRT__fclose_nolock(MSVCRT_FILE* file)
3586 {
3587 int r, flag;
3588
3589 flag = file->_flag;
3590 MSVCRT_free(file->_tmpfname);
3591 file->_tmpfname = NULL;
3592 /* flush stdio buffers */
3593 if(file->_flag & MSVCRT__IOWRT)
3594 MSVCRT__fflush_nolock(file);
3595 if(file->_flag & MSVCRT__IOMYBUF)
3596 MSVCRT_free(file->_base);
3597
3598 r=MSVCRT__close(file->_file);
3599 file->_flag = 0;
3600
3601 return ((r == -1) || (flag & MSVCRT__IOERR) ? MSVCRT_EOF : 0);
3602 }
3603
3604 /*********************************************************************
3605 * feof (MSVCRT.@)
3606 */
3607 int CDECL MSVCRT_feof(MSVCRT_FILE* file)
3608 {
3609 return file->_flag & MSVCRT__IOEOF;
3610 }
3611
3612 /*********************************************************************
3613 * ferror (MSVCRT.@)
3614 */
3615 int CDECL MSVCRT_ferror(MSVCRT_FILE* file)
3616 {
3617 return file->_flag & MSVCRT__IOERR;
3618 }
3619
3620 /*********************************************************************
3621 * _filbuf (MSVCRT.@)
3622 */
3623 int CDECL MSVCRT__filbuf(MSVCRT_FILE* file)
3624 {
3625 unsigned char c;
3626
3627 if(file->_flag & MSVCRT__IOSTRG)
3628 return MSVCRT_EOF;
3629
3630 /* Allocate buffer if needed */
3631 if(!(file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF)))
3632 msvcrt_alloc_buffer(file);
3633
3634 if(!(file->_flag & MSVCRT__IOREAD)) {
3635 if(file->_flag & MSVCRT__IORW)
3636 file->_flag |= MSVCRT__IOREAD;
3637 else
3638 return MSVCRT_EOF;
3639 }
3640
3641 if(!(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF))) {
3642 int r;
3643 if ((r = MSVCRT__read(file->_file,&c,1)) != 1) {
3644 file->_flag |= (r == 0) ? MSVCRT__IOEOF : MSVCRT__IOERR;
3645 return MSVCRT_EOF;
3646 }
3647
3648 return c;
3649 } else {
3650 file->_cnt = MSVCRT__read(file->_file, file->_base, file->_bufsiz);
3651 if(file->_cnt<=0) {
3652 file->_flag |= (file->_cnt == 0) ? MSVCRT__IOEOF : MSVCRT__IOERR;
3653 file->_cnt = 0;
3654 return MSVCRT_EOF;
3655 }
3656
3657 file->_cnt--;
3658 file->_ptr = file->_base+1;
3659 c = *(unsigned char *)file->_base;
3660 return c;
3661 }
3662 }
3663
3664 /*********************************************************************
3665 * fgetc (MSVCRT.@)
3666 */
3667 int CDECL MSVCRT_fgetc(MSVCRT_FILE* file)
3668 {
3669 int ret;
3670
3671 MSVCRT__lock_file(file);
3672 ret = MSVCRT__fgetc_nolock(file);
3673 MSVCRT__unlock_file(file);
3674
3675 return ret;
3676 }
3677
3678 /*********************************************************************
3679 * _fgetc_nolock (MSVCRT.@)
3680 */
3681 int CDECL MSVCRT__fgetc_nolock(MSVCRT_FILE* file)
3682 {
3683 unsigned char *i;
3684 unsigned int j;
3685
3686 if (file->_cnt>0) {
3687 file->_cnt--;
3688 i = (unsigned char *)file->_ptr++;
3689 j = *i;
3690 } else
3691 j = MSVCRT__filbuf(file);
3692
3693 return j;
3694 }
3695
3696 /*********************************************************************
3697 * _fgetchar (MSVCRT.@)
3698 */
3699 int CDECL MSVCRT__fgetchar(void)
3700 {
3701 return MSVCRT_fgetc(MSVCRT_stdin);
3702 }
3703
3704 /*********************************************************************
3705 * fgets (MSVCRT.@)
3706 */
3707 char * CDECL MSVCRT_fgets(char *s, int size, MSVCRT_FILE* file)
3708 {
3709 int cc = MSVCRT_EOF;
3710 char * buf_start = s;
3711
3712 TRACE(":file(%p) fd (%d) str (%p) len (%d)\n",
3713 file,file->_file,s,size);
3714
3715 MSVCRT__lock_file(file);
3716
3717 while ((size >1) && (cc = MSVCRT__fgetc_nolock(file)) != MSVCRT_EOF && cc != '\n')
3718 {
3719 *s++ = (char)cc;
3720 size --;
3721 }
3722 if ((cc == MSVCRT_EOF) && (s == buf_start)) /* If nothing read, return 0*/
3723 {
3724 TRACE(":nothing read\n");
3725 MSVCRT__unlock_file(file);
3726 return NULL;
3727 }
3728 if ((cc != MSVCRT_EOF) && (size > 1))
3729 *s++ = cc;
3730 *s = '\0';
3731 TRACE(":got %s\n", debugstr_a(buf_start));
3732 MSVCRT__unlock_file(file);
3733 return buf_start;
3734 }
3735
3736 /*********************************************************************
3737 * fgetwc (MSVCRT.@)
3738 */
3739 MSVCRT_wint_t CDECL MSVCRT_fgetwc(MSVCRT_FILE* file)
3740 {
3741 MSVCRT_wint_t ret;
3742
3743 MSVCRT__lock_file(file);
3744 ret = MSVCRT__fgetwc_nolock(file);
3745 MSVCRT__unlock_file(file);
3746
3747 return ret;
3748 }
3749
3750 /*********************************************************************
3751 * _fgetwc_nolock (MSVCRT.@)
3752 */
3753 MSVCRT_wint_t CDECL MSVCRT__fgetwc_nolock(MSVCRT_FILE* file)
3754 {
3755 MSVCRT_wint_t ret;
3756 int ch;
3757
3758 if((get_ioinfo_nolock(file->_file)->exflag & (EF_UTF8 | EF_UTF16))
3759 || !(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT)) {
3760 char *p;
3761
3762 for(p=(char*)&ret; (MSVCRT_wint_t*)p<&ret+1; p++) {
3763 ch = MSVCRT__fgetc_nolock(file);
3764 if(ch == MSVCRT_EOF) {
3765 ret = MSVCRT_WEOF;
3766 break;
3767 }
3768 *p = (char)ch;
3769 }
3770 }else {
3771 char mbs[MSVCRT_MB_LEN_MAX];
3772 int len = 0;
3773
3774 ch = MSVCRT__fgetc_nolock(file);
3775 if(ch != MSVCRT_EOF) {
3776 mbs[0] = (char)ch;
3777 if(MSVCRT_isleadbyte((unsigned char)mbs[0])) {
3778 ch = MSVCRT__fgetc_nolock(file);
3779 if(ch != MSVCRT_EOF) {
3780 mbs[1] = (char)ch;
3781 len = 2;
3782 }
3783 }else {
3784 len = 1;
3785 }
3786 }
3787
3788 if(!len || MSVCRT_mbtowc(&ret, mbs, len)==-1)
3789 ret = MSVCRT_WEOF;
3790 }
3791
3792 return ret;
3793 }
3794
3795 /*********************************************************************
3796 * _getw (MSVCRT.@)
3797 */
3798 int CDECL MSVCRT__getw(MSVCRT_FILE* file)
3799 {
3800 char *ch;
3801 int i, k;
3802 unsigned int j;
3803 ch = (char *)&i;
3804
3805 MSVCRT__lock_file(file);
3806 for (j=0; j<sizeof(int); j++) {
3807 k = MSVCRT__fgetc_nolock(file);
3808 if (k == MSVCRT_EOF) {
3809 file->_flag |= MSVCRT__IOEOF;
3810 MSVCRT__unlock_file(file);
3811 return MSVCRT_EOF;
3812 }
3813 ch[j] = k;
3814 }
3815
3816 MSVCRT__unlock_file(file);
3817 return i;
3818 }
3819
3820 /*********************************************************************
3821 * getwc (MSVCRT.@)
3822 */
3823 MSVCRT_wint_t CDECL MSVCRT_getwc(MSVCRT_FILE* file)
3824 {
3825 return MSVCRT_fgetwc(file);
3826 }
3827
3828 /*********************************************************************
3829 * _fgetwchar (MSVCRT.@)
3830 */
3831 MSVCRT_wint_t CDECL MSVCRT__fgetwchar(void)
3832 {
3833 return MSVCRT_fgetwc(MSVCRT_stdin);
3834 }
3835
3836 /*********************************************************************
3837 * getwchar (MSVCRT.@)
3838 */
3839 MSVCRT_wint_t CDECL MSVCRT_getwchar(void)
3840 {
3841 return MSVCRT__fgetwchar();
3842 }
3843
3844 /*********************************************************************
3845 * fgetws (MSVCRT.@)
3846 */
3847 MSVCRT_wchar_t * CDECL MSVCRT_fgetws(MSVCRT_wchar_t *s, int size, MSVCRT_FILE* file)
3848 {
3849 MSVCRT_wint_t cc = MSVCRT_WEOF;
3850 MSVCRT_wchar_t * buf_start = s;
3851
3852 TRACE(":file(%p) fd (%d) str (%p) len (%d)\n",
3853 file,file->_file,s,size);
3854
3855 MSVCRT__lock_file(file);
3856
3857 while ((size >1) && (cc = MSVCRT__fgetwc_nolock(file)) != MSVCRT_WEOF && cc != '\n')
3858 {
3859 *s++ = cc;
3860 size --;
3861 }
3862 if ((cc == MSVCRT_WEOF) && (s == buf_start)) /* If nothing read, return 0*/
3863 {
3864 TRACE(":nothing read\n");
3865 MSVCRT__unlock_file(file);
3866 return NULL;
3867 }
3868 if ((cc != MSVCRT_WEOF) && (size > 1))
3869 *s++ = cc;
3870 *s = 0;
3871 TRACE(":got %s\n", debugstr_w(buf_start));
3872 MSVCRT__unlock_file(file);
3873 return buf_start;
3874 }
3875
3876 /*********************************************************************
3877 * _flsbuf (MSVCRT.@)
3878 */
3879 int CDECL MSVCRT__flsbuf(int c, MSVCRT_FILE* file)
3880 {
3881 /* Flush output buffer */
3882 if(!(file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF))) {
3883 msvcrt_alloc_buffer(file);
3884 }
3885
3886 if(!(file->_flag & MSVCRT__IOWRT)) {
3887 if(!(file->_flag & MSVCRT__IORW)) {
3888 file->_flag |= MSVCRT__IOERR;
3889 return MSVCRT_EOF;
3890 }
3891 file->_flag |= MSVCRT__IOWRT;
3892 }
3893 if(file->_flag & MSVCRT__IOREAD) {
3894 if(!(file->_flag & MSVCRT__IOEOF)) {
3895 file->_flag |= MSVCRT__IOERR;
3896 return MSVCRT_EOF;
3897 }
3898 file->_cnt = 0;
3899 file->_ptr = file->_base;
3900 file->_flag &= ~(MSVCRT__IOREAD | MSVCRT__IOEOF);
3901 }
3902
3903 if(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)) {
3904 int res = 0;
3905
3906 if(file->_cnt <= 0) {
3907 res = msvcrt_flush_buffer(file);
3908 if(res)
3909 return res;
3910 file->_flag |= MSVCRT__IOWRT;
3911 file->_cnt=file->_bufsiz;
3912 }
3913 *file->_ptr++ = c;
3914 file->_cnt--;
3915 return c&0xff;
3916 } else {
3917 unsigned char cc=c;
3918 int len;
3919 /* set _cnt to 0 for unbuffered FILEs */
3920 file->_cnt = 0;
3921 len = MSVCRT__write(file->_file, &cc, 1);
3922 if (len == 1)
3923 return c & 0xff;
3924 file->_flag |= MSVCRT__IOERR;
3925 return MSVCRT_EOF;
3926 }
3927 }
3928
3929 /*********************************************************************
3930 * fwrite (MSVCRT.@)
3931 */
3932 MSVCRT_size_t CDECL MSVCRT_fwrite(const void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
3933 {
3934 MSVCRT_size_t ret;
3935
3936 MSVCRT__lock_file(file);
3937 ret = MSVCRT__fwrite_nolock(ptr, size, nmemb, file);
3938 MSVCRT__unlock_file(file);
3939
3940 return ret;
3941 }
3942
3943 /*********************************************************************
3944 * _fwrite_nolock (MSVCRT.@)
3945 */
3946 MSVCRT_size_t CDECL MSVCRT__fwrite_nolock(const void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
3947 {
3948 MSVCRT_size_t wrcnt=size * nmemb;
3949 int written = 0;
3950 if (size == 0)
3951 return 0;
3952
3953 while(wrcnt) {
3954 if(file->_cnt < 0) {
3955 WARN("negative file->_cnt value in %p\n", file);
3956 file->_flag |= MSVCRT__IOERR;
3957 break;
3958 } else if(file->_cnt) {
3959 int pcnt=(file->_cnt>wrcnt)? wrcnt: file->_cnt;
3960 memcpy(file->_ptr, ptr, pcnt);
3961 file->_cnt -= pcnt;
3962 file->_ptr += pcnt;
3963 written += pcnt;
3964 wrcnt -= pcnt;
3965 ptr = (const char*)ptr + pcnt;
3966 } else if((file->_flag & MSVCRT__IONBF)
3967 || ((file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)) && wrcnt >= file->_bufsiz)
3968 || (!(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)) && wrcnt >= MSVCRT_INTERNAL_BUFSIZ)) {
3969 MSVCRT_size_t pcnt;
3970 int bufsiz;
3971
3972 if(file->_flag & MSVCRT__IONBF)
3973 bufsiz = 1;
3974 else if(!(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)))
3975 bufsiz = MSVCRT_INTERNAL_BUFSIZ;
3976 else
3977 bufsiz = file->_bufsiz;
3978
3979 pcnt = (wrcnt / bufsiz) * bufsiz;
3980
3981 if(msvcrt_flush_buffer(file) == MSVCRT_EOF)
3982 break;
3983
3984 if(MSVCRT__write(file->_file, ptr, pcnt) <= 0) {
3985 file->_flag |= MSVCRT__IOERR;
3986 break;
3987 }
3988 written += pcnt;
3989 wrcnt -= pcnt;
3990 ptr = (const char*)ptr + pcnt;
3991 } else {
3992 if(MSVCRT__flsbuf(*(const char*)ptr, file) == MSVCRT_EOF)
3993 break;
3994 written++;
3995 wrcnt--;
3996 ptr = (const char*)ptr + 1;
3997 }
3998 }
3999
4000 return written / size;
4001 }
4002
4003 /*********************************************************************
4004 * fputwc (MSVCRT.@)
4005 */
4006 MSVCRT_wint_t CDECL MSVCRT_fputwc(MSVCRT_wint_t wc, MSVCRT_FILE* file)
4007 {
4008 MSVCRT_wint_t ret;
4009
4010 MSVCRT__lock_file(file);
4011 ret = MSVCRT__fputwc_nolock(wc, file);
4012 MSVCRT__unlock_file(file);
4013
4014 return ret;
4015 }
4016
4017 /*********************************************************************
4018 * _fputwc_nolock (MSVCRT.@)
4019 */
4020 MSVCRT_wint_t CDECL MSVCRT__fputwc_nolock(MSVCRT_wint_t wc, MSVCRT_FILE* file)
4021 {
4022 MSVCRT_wchar_t mwc=wc;
4023 ioinfo *fdinfo;
4024 MSVCRT_wint_t ret;
4025
4026 fdinfo = get_ioinfo_nolock(file->_file);
4027
4028 if((fdinfo->wxflag&WX_TEXT) && !(fdinfo->exflag&(EF_UTF8|EF_UTF16))) {
4029 char buf[MSVCRT_MB_LEN_MAX];
4030 int char_len;
4031
4032 char_len = MSVCRT_wctomb(buf, mwc);
4033 if(char_len!=-1 && MSVCRT__fwrite_nolock(buf, char_len, 1, file)==1)
4034 ret = wc;
4035 else
4036 ret = MSVCRT_WEOF;
4037 }else if(MSVCRT__fwrite_nolock(&mwc, sizeof(mwc), 1, file) == 1) {
4038 ret = wc;
4039 }else {
4040 ret = MSVCRT_WEOF;
4041 }
4042
4043 return ret;
4044 }
4045
4046 /*********************************************************************
4047 * _fputwchar (MSVCRT.@)
4048 */
4049 MSVCRT_wint_t CDECL MSVCRT__fputwchar(MSVCRT_wint_t wc)
4050 {
4051 return MSVCRT_fputwc(wc, MSVCRT_stdout);
4052 }
4053
4054 /*********************************************************************
4055 * _wfsopen (MSVCRT.@)
4056 */
4057 MSVCRT_FILE * CDECL MSVCRT__wfsopen(const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode, int share)
4058 {
4059 MSVCRT_FILE* file;
4060 int open_flags, stream_flags, fd;
4061
4062 TRACE("(%s,%s)\n", debugstr_w(path), debugstr_w(mode));
4063
4064 /* map mode string to open() flags. "man fopen" for possibilities. */
4065 if (msvcrt_get_flags(mode, &open_flags, &stream_flags) == -1)
4066 return NULL;
4067
4068 LOCK_FILES();
4069 fd = MSVCRT__wsopen(path, open_flags, share, MSVCRT__S_IREAD | MSVCRT__S_IWRITE);
4070 if (fd < 0)
4071 file = NULL;
4072 else if ((file = msvcrt_alloc_fp()) && msvcrt_init_fp(file, fd, stream_flags)
4073 != -1)
4074 TRACE(":fd (%d) mode (%s) FILE* (%p)\n", fd, debugstr_w(mode), file);
4075 else if (file)
4076 {
4077 file->_flag = 0;
4078 file = NULL;
4079 }
4080
4081 TRACE(":got (%p)\n",file);
4082 if (fd >= 0 && !file)
4083 MSVCRT__close(fd);
4084 UNLOCK_FILES();
4085 return file;
4086 }
4087
4088 /*********************************************************************
4089 * _fsopen (MSVCRT.@)
4090 */
4091 MSVCRT_FILE * CDECL MSVCRT__fsopen(const char *path, const char *mode, int share)
4092 {
4093 MSVCRT_FILE *ret;
4094 MSVCRT_wchar_t *pathW = NULL, *modeW = NULL;
4095
4096 if (path && !(pathW = msvcrt_wstrdupa(path))) {
4097 MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
4098 *MSVCRT__errno() = MSVCRT_EINVAL;
4099 return NULL;
4100 }
4101 if (mode && !(modeW = msvcrt_wstrdupa(mode)))
4102 {
4103 MSVCRT_free(pathW);
4104 MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
4105 *MSVCRT__errno() = MSVCRT_EINVAL;
4106 return NULL;
4107 }
4108
4109 ret = MSVCRT__wfsopen(pathW, modeW, share);
4110
4111 MSVCRT_free(pathW);
4112 MSVCRT_free(modeW);
4113 return ret;
4114 }
4115
4116 /*********************************************************************
4117 * fopen (MSVCRT.@)
4118 */
4119 MSVCRT_FILE * CDECL MSVCRT_fopen(const char *path, const char *mode)
4120 {
4121 return MSVCRT__fsopen( path, mode, MSVCRT__SH_DENYNO );
4122 }
4123
4124 /*********************************************************************
4125 * fopen_s (MSVCRT.@)
4126 */
4127 int CDECL MSVCRT_fopen_s(MSVCRT_FILE** pFile,
4128 const char *filename, const char *mode)
4129 {
4130 if (!MSVCRT_CHECK_PMT(pFile != NULL)) return MSVCRT_EINVAL;
4131 if (!MSVCRT_CHECK_PMT(filename != NULL)) return MSVCRT_EINVAL;
4132 if (!MSVCRT_CHECK_PMT(mode != NULL)) return MSVCRT_EINVAL;
4133
4134 *pFile = MSVCRT_fopen(filename, mode);
4135
4136 if(!*pFile)
4137 return *MSVCRT__errno();
4138 return 0;
4139 }
4140
4141 /*********************************************************************
4142 * _wfopen (MSVCRT.@)
4143 */
4144 MSVCRT_FILE * CDECL MSVCRT__wfopen(const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode)
4145 {
4146 return MSVCRT__wfsopen( path, mode, MSVCRT__SH_DENYNO );
4147 }
4148
4149 /*********************************************************************
4150 * _wfopen_s (MSVCRT.@)
4151 */
4152 int CDECL MSVCRT__wfopen_s(MSVCRT_FILE** pFile, const MSVCRT_wchar_t *filename,
4153 const MSVCRT_wchar_t *mode)
4154 {
4155 if (!MSVCRT_CHECK_PMT(pFile != NULL)) return MSVCRT_EINVAL;
4156 if (!MSVCRT_CHECK_PMT(filename != NULL)) return MSVCRT_EINVAL;
4157 if (!MSVCRT_CHECK_PMT(mode != NULL)) return MSVCRT_EINVAL;
4158
4159 *pFile = MSVCRT__wfopen(filename, mode);
4160
4161 if(!*pFile)
4162 return *MSVCRT__errno();
4163 return 0;
4164 }
4165
4166 /*********************************************************************
4167 * fputc (MSVCRT.@)
4168 */
4169 int CDECL MSVCRT_fputc(int c, MSVCRT_FILE* file)
4170 {
4171 int ret;
4172
4173 MSVCRT__lock_file(file);
4174 ret = MSVCRT__fputc_nolock(c, file);
4175 MSVCRT__unlock_file(file);
4176
4177 return ret;
4178 }
4179
4180 /*********************************************************************
4181 * _fputc_nolock (MSVCRT.@)
4182 */
4183 int CDECL MSVCRT__fputc_nolock(int c, MSVCRT_FILE* file)
4184 {
4185 int res;
4186
4187 if(file->_cnt>0) {
4188 *file->_ptr++=c;
4189 file->_cnt--;
4190 if (c == '\n')
4191 {
4192 res = msvcrt_flush_buffer(file);
4193 return res ? res : c;
4194 }
4195 else {
4196 return c & 0xff;
4197 }
4198 } else {
4199 res = MSVCRT__flsbuf(c, file);
4200 return res;
4201 }
4202 }
4203
4204 /*********************************************************************
4205 * _fputchar (MSVCRT.@)
4206 */
4207 int CDECL MSVCRT__fputchar(int c)
4208 {
4209 return MSVCRT_fputc(c, MSVCRT_stdout);
4210 }
4211
4212 /*********************************************************************
4213 * fread (MSVCRT.@)
4214 */
4215 MSVCRT_size_t CDECL MSVCRT_fread(void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
4216 {
4217 MSVCRT_size_t ret;
4218
4219 MSVCRT__lock_file(file);
4220 ret = MSVCRT__fread_nolock(ptr, size, nmemb, file);
4221 MSVCRT__unlock_file(file);
4222
4223 return ret;
4224 }
4225
4226 /*********************************************************************
4227 * _fread_nolock (MSVCRT.@)
4228 */
4229 MSVCRT_size_t CDECL MSVCRT__fread_nolock(void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
4230 {
4231 MSVCRT_size_t rcnt=size * nmemb;
4232 MSVCRT_size_t read=0;
4233 MSVCRT_size_t pread=0;
4234
4235 if(!rcnt)
4236 return 0;
4237
4238 /* first buffered data */
4239 if(file->_cnt>0) {
4240 int pcnt= (rcnt>file->_cnt)? file->_cnt:rcnt;
4241 memcpy(ptr, file->_ptr, pcnt);
4242 file->_cnt -= pcnt;
4243 file->_ptr += pcnt;
4244 read += pcnt ;
4245 rcnt -= pcnt ;
4246 ptr = (char*)ptr + pcnt;
4247 } else if(!(file->_flag & MSVCRT__IOREAD )) {
4248 if(file->_flag & MSVCRT__IORW) {
4249 file->_flag |= MSVCRT__IOREAD;
4250 } else {
4251 return 0;
4252 }
4253 }
4254
4255 if(rcnt>0 && !(file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF)))
4256 msvcrt_alloc_buffer(file);
4257
4258 while(rcnt>0)
4259 {
4260 int i;
4261 if (!file->_cnt && rcnt<MSVCRT_BUFSIZ && (file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF))) {
4262 file->_cnt = MSVCRT__read(file->_file, file->_base, file->_bufsiz);
4263 file->_ptr = file->_base;
4264 i = (file->_cnt<rcnt) ? file->_cnt : rcnt;
4265 /* If the buffer fill reaches eof but fread wouldn't, clear eof. */
4266 if (i > 0 && i < file->_cnt) {
4267 get_ioinfo_nolock(file->_file)->wxflag &= ~WX_ATEOF;
4268 file->_flag &= ~MSVCRT__IOEOF;
4269 }
4270 if (i > 0) {
4271 memcpy(ptr, file->_ptr, i);
4272 file->_cnt -= i;
4273 file->_ptr += i;
4274 }
4275 } else if (rcnt > INT_MAX) {
4276 i = MSVCRT__read(file->_file, ptr, INT_MAX);
4277 } else if (rcnt < MSVCRT_BUFSIZ) {
4278 i = MSVCRT__read(file->_file, ptr, rcnt);
4279 } else {
4280 i = MSVCRT__read(file->_file, ptr, rcnt - MSVCRT_BUFSIZ/2);
4281 }
4282 pread += i;
4283 rcnt -= i;
4284 ptr = (char *)ptr+i;
4285 /* expose feof condition in the flags
4286 * MFC tests file->_flag for feof, and doesn't call feof())
4287 */
4288 if (get_ioinfo_nolock(file->_file)->wxflag & WX_ATEOF)
4289 file->_flag |= MSVCRT__IOEOF;
4290 else if (i == -1)
4291 {
4292 file->_flag |= MSVCRT__IOERR;
4293 pread = 0;
4294 rcnt = 0;
4295 }
4296 if (i < 1) break;
4297 }
4298 read+=pread;
4299 return read / size;
4300 }
4301
4302
4303 /*********************************************************************
4304 * fread_s (MSVCR80.@)
4305 */
4306 MSVCRT_size_t CDECL MSVCRT_fread_s(void *buf, MSVCRT_size_t buf_size, MSVCRT_size_t elem_size,
4307 MSVCRT_size_t count, MSVCRT_FILE *stream)
4308 {
4309 MSVCRT_size_t ret;
4310
4311 if(!MSVCRT_CHECK_PMT(stream != NULL)) {
4312 if(buf && buf_size)
4313 memset(buf, 0, buf_size);
4314 return 0;
4315 }
4316 if(!elem_size || !count) return 0;
4317
4318 MSVCRT__lock_file(stream);
4319 ret = MSVCRT__fread_nolock_s(buf, buf_size, elem_size, count, stream);
4320 MSVCRT__unlock_file(stream);
4321
4322 return ret;
4323 }
4324
4325 /*********************************************************************
4326 * _fread_nolock_s (MSVCR80.@)
4327 */
4328 MSVCRT_size_t CDECL MSVCRT__fread_nolock_s(void *buf, MSVCRT_size_t buf_size, MSVCRT_size_t elem_size,
4329 MSVCRT_size_t count, MSVCRT_FILE *stream)
4330 {
4331 size_t bytes_left, buf_pos;
4332
4333 TRACE("(%p %lu %lu %lu %p)\n", buf, buf_size, elem_size, count, stream);
4334
4335 if(!MSVCRT_CHECK_PMT(stream != NULL)) {
4336 if(buf && buf_size)
4337 memset(buf, 0, buf_size);
4338 return 0;
4339 }
4340 if(!elem_size || !count) return 0;
4341 if(!MSVCRT_CHECK_PMT(buf != NULL)) return 0;
4342 if(!MSVCRT_CHECK_PMT(MSVCRT_SIZE_MAX/count >= elem_size)) return 0;
4343
4344 bytes_left = elem_size*count;
4345 buf_pos = 0;
4346 while(bytes_left) {
4347 if(stream->_cnt > 0) {
4348 size_t size = bytes_left<stream->_cnt ? bytes_left : stream->_cnt;
4349
4350 if(!MSVCRT_CHECK_PMT_ERR(size <= buf_size-buf_pos, MSVCRT_ERANGE)) {
4351 memset(buf, 0, buf_size);
4352 return 0;
4353 }
4354
4355 MSVCRT__fread_nolock((char*)buf+buf_pos, 1, size, stream);
4356 buf_pos += size;
4357 bytes_left -= size;
4358 }else {
4359 int c = MSVCRT__filbuf(stream);
4360
4361 if(c == MSVCRT_EOF)
4362 break;
4363
4364 if(!MSVCRT_CHECK_PMT_ERR(buf_size != buf_pos, MSVCRT_ERANGE)) {
4365 memset(buf, 0, buf_size);
4366 return 0;
4367 }
4368
4369 ((char*)buf)[buf_pos++] = c;
4370 bytes_left--;
4371 }
4372 }
4373
4374 return buf_pos/elem_size;
4375 }
4376
4377 /*********************************************************************
4378 * _wfreopen (MSVCRT.@)
4379 *
4380 */
4381 MSVCRT_FILE* CDECL MSVCRT__wfreopen(const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode, MSVCRT_FILE* file)
4382 {
4383 int open_flags, stream_flags, fd;
4384
4385 TRACE(":path (%s) mode (%s) file (%p) fd (%d)\n", debugstr_w(path), debugstr_w(mode), file, file ? file->_file : -1);
4386
4387 LOCK_FILES();
4388 if (!file || ((fd = file->_file) < 0))
4389 file = NULL;
4390 else
4391 {
4392 MSVCRT_fclose(file);
4393 if (msvcrt_get_flags(mode, &open_flags, &stream_flags) == -1)
4394 file = NULL;
4395 else if((fd = MSVCRT__wopen(path, open_flags, MSVCRT__S_IREAD | MSVCRT__S_IWRITE)) < 0)
4396 file = NULL;
4397 else if(msvcrt_init_fp(file, fd, stream_flags) == -1)
4398 {
4399 file->_flag = 0;
4400 file = NULL;
4401 }
4402 }
4403 UNLOCK_FILES();
4404 return file;
4405 }
4406
4407 /*********************************************************************
4408 * _wfreopen_s (MSVCRT.@)
4409 */
4410 int CDECL MSVCRT__wfreopen_s(MSVCRT_FILE** pFile,
4411 const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode, MSVCRT_FILE* file)
4412 {
4413 if (!MSVCRT_CHECK_PMT(pFile != NULL)) return MSVCRT_EINVAL;
4414 if (!MSVCRT_CHECK_PMT(path != NULL)) return MSVCRT_EINVAL;
4415 if (!MSVCRT_CHECK_PMT(mode != NULL)) return MSVCRT_EINVAL;
4416 if (!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EINVAL;
4417
4418 *pFile = MSVCRT__wfreopen(path, mode, file);
4419
4420 if(!*pFile)
4421 return *MSVCRT__errno();
4422 return 0;
4423 }
4424
4425 /*********************************************************************
4426 * freopen (MSVCRT.@)
4427 *
4428 */
4429 MSVCRT_FILE* CDECL MSVCRT_freopen(const char *path, const char *mode, MSVCRT_FILE* file)
4430 {
4431 MSVCRT_FILE *ret;
4432 MSVCRT_wchar_t *pathW = NULL, *modeW = NULL;
4433
4434 if (path && !(pathW = msvcrt_wstrdupa(path))) return NULL;
4435 if (mode && !(modeW = msvcrt_wstrdupa(mode)))
4436 {
4437 MSVCRT_free(pathW);
4438 return NULL;
4439 }
4440
4441 ret = MSVCRT__wfreopen(pathW, modeW, file);
4442
4443 MSVCRT_free(pathW);
4444 MSVCRT_free(modeW);
4445 return ret;
4446 }
4447
4448 /*********************************************************************
4449 * freopen_s (MSVCRT.@)
4450 */
4451 int CDECL MSVCRT_freopen_s(MSVCRT_FILE** pFile,
4452 const char *path, const char *mode, MSVCRT_FILE* file)
4453 {
4454 if (!MSVCRT_CHECK_PMT(pFile != NULL)) return MSVCRT_EINVAL;
4455 if (!MSVCRT_CHECK_PMT(path != NULL)) return MSVCRT_EINVAL;
4456 if (!MSVCRT_CHECK_PMT(mode != NULL)) return MSVCRT_EINVAL;
4457 if (!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EINVAL;
4458
4459 *pFile = MSVCRT_freopen(path, mode, file);
4460
4461 if(!*pFile)
4462 return *MSVCRT__errno();
4463 return 0;
4464 }
4465
4466 /*********************************************************************
4467 * fsetpos (MSVCRT.@)
4468 */
4469 int CDECL MSVCRT_fsetpos(MSVCRT_FILE* file, MSVCRT_fpos_t *pos)
4470 {
4471 int ret;
4472
4473 MSVCRT__lock_file(file);
4474 msvcrt_flush_buffer(file);
4475
4476 /* Reset direction of i/o */
4477 if(file->_flag & MSVCRT__IORW) {
4478 file->_flag &= ~(MSVCRT__IOREAD|MSVCRT__IOWRT);
4479 }
4480
4481 ret = (MSVCRT__lseeki64(file->_file,*pos,MSVCRT_SEEK_SET) == -1) ? -1 : 0;
4482 MSVCRT__unlock_file(file);
4483 return ret;
4484 }
4485
4486 /*********************************************************************
4487 * _ftelli64 (MSVCRT.@)
4488 */
4489 __int64 CDECL MSVCRT__ftelli64(MSVCRT_FILE* file)
4490 {
4491 __int64 ret;
4492
4493 MSVCRT__lock_file(file);
4494 ret = MSVCRT__ftelli64_nolock(file);
4495 MSVCRT__unlock_file(file);
4496
4497 return ret;
4498 }
4499
4500 /*********************************************************************
4501 * _ftelli64_nolock (MSVCRT.@)
4502 */
4503 __int64 CDECL MSVCRT__ftelli64_nolock(MSVCRT_FILE* file)
4504 {
4505 __int64 pos;
4506
4507 pos = _telli64(file->_file);
4508 if(pos == -1)
4509 return -1;
4510 if(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)) {
4511 if(file->_flag & MSVCRT__IOWRT) {
4512 pos += file->_ptr - file->_base;
4513
4514 if(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT) {
4515 char *p;
4516
4517 for(p=file->_base; p<file->_ptr; p++)
4518 if(*p == '\n')
4519 pos++;
4520 }
4521 } else if(!file->_cnt) { /* nothing to do */
4522 } else if(MSVCRT__lseeki64(file->_file, 0, MSVCRT_SEEK_END)==pos) {
4523 int i;
4524
4525 pos -= file->_cnt;
4526 if(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT) {
4527 for(i=0; i<file->_cnt; i++)
4528 if(file->_ptr[i] == '\n')
4529 pos--;
4530 }
4531 } else {
4532 char *p;
4533
4534 if(MSVCRT__lseeki64(file->_file, pos, MSVCRT_SEEK_SET) != pos)
4535 return -1;
4536
4537 pos -= file->_bufsiz;
4538 pos += file->_ptr - file->_base;
4539
4540 if(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT) {
4541 if(get_ioinfo_nolock(file->_file)->wxflag & WX_READNL)
4542 pos--;
4543
4544 for(p=file->_base; p<file->_ptr; p++)
4545 if(*p == '\n')
4546 pos++;
4547 }
4548 }
4549 }
4550
4551 return pos;
4552 }
4553
4554 /*********************************************************************
4555 * ftell (MSVCRT.@)
4556 */
4557 LONG CDECL MSVCRT_ftell(MSVCRT_FILE* file)
4558 {
4559 return MSVCRT__ftelli64(file);
4560 }
4561
4562 /*********************************************************************
4563 * _ftell_nolock (MSVCRT.@)
4564 */
4565 LONG CDECL MSVCRT__ftell_nolock(MSVCRT_FILE* file)
4566 {
4567 return MSVCRT__ftelli64_nolock(file);
4568 }
4569
4570 /*********************************************************************
4571 * fgetpos (MSVCRT.@)
4572 */
4573 int CDECL MSVCRT_fgetpos(MSVCRT_FILE* file, MSVCRT_fpos_t *pos)
4574 {
4575 *pos = MSVCRT__ftelli64(file);
4576 if(*pos == -1)
4577 return -1;
4578 return 0;
4579 }
4580
4581 /*********************************************************************
4582 * fputs (MSVCRT.@)
4583 */
4584 int CDECL MSVCRT_fputs(const char *s, MSVCRT_FILE* file)
4585 {
4586 MSVCRT_size_t len = strlen(s);
4587 int ret;
4588
4589 MSVCRT__lock_file(file);
4590 ret = MSVCRT__fwrite_nolock(s, sizeof(*s), len, file) == len ? 0 : MSVCRT_EOF;
4591 MSVCRT__unlock_file(file);
4592 return ret;
4593 }
4594
4595 /*********************************************************************
4596 * fputws (MSVCRT.@)
4597 */
4598 int CDECL MSVCRT_fputws(const MSVCRT_wchar_t *s, MSVCRT_FILE* file)
4599 {
4600 MSVCRT_size_t i, len = strlenW(s);
4601 BOOL tmp_buf;
4602 int ret;
4603
4604 MSVCRT__lock_file(file);
4605 if (!(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT)) {
4606 ret = MSVCRT__fwrite_nolock(s,sizeof(*s),len,file) == len ? 0 : MSVCRT_EOF;
4607 MSVCRT__unlock_file(file);
4608 return ret;
4609 }
4610
4611 tmp_buf = add_std_buffer(file);
4612 for (i=0; i<len; i++) {
4613 if(MSVCRT__fputwc_nolock(s[i], file) == MSVCRT_WEOF) {
4614 if(tmp_buf) remove_std_buffer(file);
4615 MSVCRT__unlock_file(file);
4616 return MSVCRT_WEOF;
4617 }
4618 }
4619
4620 if(tmp_buf) remove_std_buffer(file);
4621 MSVCRT__unlock_file(file);
4622 return 0;
4623 }
4624
4625 /*********************************************************************
4626 * getchar (MSVCRT.@)
4627 */
4628 int CDECL MSVCRT_getchar(void)
4629 {
4630 return MSVCRT_fgetc(MSVCRT_stdin);
4631 }
4632
4633 /*********************************************************************
4634 * getc (MSVCRT.@)
4635 */
4636 int CDECL MSVCRT_getc(MSVCRT_FILE* file)
4637 {
4638 return MSVCRT_fgetc(file);
4639 }
4640
4641 /*********************************************************************
4642 * gets (MSVCRT.@)
4643 */
4644 char * CDECL MSVCRT_gets(char *buf)
4645 {
4646 int cc;
4647 char * buf_start = buf;
4648
4649 MSVCRT__lock_file(MSVCRT_stdin);
4650 for(cc = MSVCRT__fgetc_nolock(MSVCRT_stdin); cc != MSVCRT_EOF && cc != '\n';
4651 cc = MSVCRT__fgetc_nolock(MSVCRT_stdin))
4652 if(cc != '\r') *buf++ = (char)cc;
4653
4654 *buf = '\0';
4655
4656 TRACE("got '%s'\n", buf_start);
4657 MSVCRT__unlock_file(MSVCRT_stdin);
4658 return buf_start;
4659 }
4660
4661 /*********************************************************************
4662 * _getws (MSVCRT.@)
4663 */
4664 MSVCRT_wchar_t* CDECL MSVCRT__getws(MSVCRT_wchar_t* buf)
4665 {
4666 MSVCRT_wint_t cc;
4667 MSVCRT_wchar_t* ws = buf;
4668
4669 MSVCRT__lock_file(MSVCRT_stdin);
4670 for (cc = MSVCRT__fgetwc_nolock(MSVCRT_stdin); cc != MSVCRT_WEOF && cc != '\n';
4671 cc = MSVCRT__fgetwc_nolock(MSVCRT_stdin))
4672 {
4673 if (cc != '\r')
4674 *buf++ = (MSVCRT_wchar_t)cc;
4675 }
4676 *buf = '\0';
4677
4678 TRACE("got %s\n", debugstr_w(ws));
4679 MSVCRT__unlock_file(MSVCRT_stdin);
4680 return ws;
4681 }
4682
4683 /*********************************************************************
4684 * putc (MSVCRT.@)
4685 */
4686 int CDECL MSVCRT_putc(int c, MSVCRT_FILE* file)
4687 {
4688 return MSVCRT_fputc(c, file);
4689 }
4690
4691 /*********************************************************************
4692 * putchar (MSVCRT.@)
4693 */
4694 int CDECL MSVCRT_putchar(int c)
4695 {
4696 return MSVCRT_fputc(c, MSVCRT_stdout);
4697 }
4698
4699 /*********************************************************************
4700 * puts (MSVCRT.@)
4701 */
4702 int CDECL MSVCRT_puts(const char *s)
4703 {
4704 MSVCRT_size_t len = strlen(s);
4705 int ret;
4706
4707 MSVCRT__lock_file(MSVCRT_stdout);
4708 if(MSVCRT__fwrite_nolock(s, sizeof(*s), len, MSVCRT_stdout) != len) {
4709 MSVCRT__unlock_file(MSVCRT_stdout);
4710 return MSVCRT_EOF;
4711 }
4712
4713 ret = MSVCRT__fwrite_nolock("\n",1,1,MSVCRT_stdout) == 1 ? 0 : MSVCRT_EOF;
4714 MSVCRT__unlock_file(MSVCRT_stdout);
4715 return ret;
4716 }
4717
4718 /*********************************************************************
4719 * _putws (MSVCRT.@)
4720 */
4721 int CDECL MSVCRT__putws(const MSVCRT_wchar_t *s)
4722 {
4723 static const MSVCRT_wchar_t nl = '\n';
4724 MSVCRT_size_t len = strlenW(s);
4725 int ret;
4726
4727 MSVCRT__lock_file(MSVCRT_stdout);
4728 if(MSVCRT__fwrite_nolock(s, sizeof(*s), len, MSVCRT_stdout) != len) {
4729 MSVCRT__unlock_file(MSVCRT_stdout);
4730 return MSVCRT_EOF;
4731 }
4732
4733 ret = MSVCRT__fwrite_nolock(&nl,sizeof(nl),1,MSVCRT_stdout) == 1 ? 0 : MSVCRT_EOF;
4734 MSVCRT__unlock_file(MSVCRT_stdout);
4735 return ret;
4736 }
4737
4738 /*********************************************************************
4739 * remove (MSVCRT.@)
4740 */
4741 int CDECL MSVCRT_remove(const char *path)
4742 {
4743 TRACE("(%s)\n",path);
4744 if (DeleteFileA(path))
4745 return 0;
4746 TRACE(":failed (%d)\n",GetLastError());
4747 msvcrt_set_errno(GetLastError());
4748 return -1;
4749 }
4750
4751 /*********************************************************************
4752 * _wremove (MSVCRT.@)
4753 */
4754 int CDECL MSVCRT__wremove(const MSVCRT_wchar_t *path)
4755 {
4756 TRACE("(%s)\n",debugstr_w(path));
4757 if (DeleteFileW(path))
4758 return 0;
4759 TRACE(":failed (%d)\n",GetLastError());
4760 msvcrt_set_errno(GetLastError());
4761 return -1;
4762 }
4763
4764 /*********************************************************************
4765 * rename (MSVCRT.@)
4766 */
4767 int CDECL MSVCRT_rename(const char *oldpath,const char *newpath)
4768 {
4769 TRACE(":from %s to %s\n",oldpath,newpath);
4770 if (MoveFileExA(oldpath, newpath, MOVEFILE_COPY_ALLOWED))
4771 return 0;
4772 TRACE(":failed (%d)\n",GetLastError());
4773 msvcrt_set_errno(GetLastError());
4774 return -1;
4775 }
4776
4777 /*********************************************************************
4778 * _wrename (MSVCRT.@)
4779 */
4780 int CDECL MSVCRT__wrename(const MSVCRT_wchar_t *oldpath,const MSVCRT_wchar_t *newpath)
4781 {
4782 TRACE(":from %s to %s\n",debugstr_w(oldpath),debugstr_w(newpath));
4783 if (MoveFileExW(oldpath, newpath, MOVEFILE_COPY_ALLOWED))
4784 return 0;
4785 TRACE(":failed (%d)\n",GetLastError());
4786 msvcrt_set_errno(GetLastError());
4787 return -1;
4788 }
4789
4790 /*********************************************************************
4791 * setvbuf (MSVCRT.@)
4792 */
4793 int CDECL MSVCRT_setvbuf(MSVCRT_FILE* file, char *buf, int mode, MSVCRT_size_t size)
4794 {
4795 if(!MSVCRT_CHECK_PMT(file != NULL)) return -1;
4796 if(!MSVCRT_CHECK_PMT(mode==MSVCRT__IONBF || mode==MSVCRT__IOFBF || mode==MSVCRT__IOLBF)) return -1;
4797 if(!MSVCRT_CHECK_PMT(mode==MSVCRT__IONBF || (size>=2 && size<=INT_MAX))) return -1;
4798
4799 MSVCRT__lock_file(file);
4800
4801 MSVCRT__fflush_nolock(file);
4802 if(file->_flag & MSVCRT__IOMYBUF)
4803 MSVCRT_free(file->_base);
4804 file->_flag &= ~(MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF);
4805 file->_cnt = 0;
4806
4807 if(mode == MSVCRT__IONBF) {
4808 file->_flag |= MSVCRT__IONBF;
4809 file->_base = file->_ptr = (char*)&file->_charbuf;
4810 file->_bufsiz = 2;
4811 }else if(buf) {
4812 file->_base = file->_ptr = buf;
4813 file->_flag |= MSVCRT__USERBUF;
4814 file->_bufsiz = size;
4815 }else {
4816 file->_base = file->_ptr = MSVCRT_malloc(size);
4817 if(!file->_base) {
4818 file->_bufsiz = 0;
4819 MSVCRT__unlock_file(file);
4820 return -1;
4821 }
4822
4823 file->_flag |= MSVCRT__IOMYBUF;
4824 file->_bufsiz = size;
4825 }
4826 MSVCRT__unlock_file(file);
4827 return 0;
4828 }
4829
4830 /*********************************************************************
4831 * setbuf (MSVCRT.@)
4832 */
4833 void CDECL MSVCRT_setbuf(MSVCRT_FILE* file, char *buf)
4834 {
4835 MSVCRT_setvbuf(file, buf, buf ? MSVCRT__IOFBF : MSVCRT__IONBF, MSVCRT_BUFSIZ);
4836 }
4837
4838 static int tmpnam_helper(char *s, MSVCRT_size_t size, int *tmpnam_unique, int tmp_max)
4839 {
4840 char tmpstr[8];
4841 char *p = s;
4842 int digits;
4843
4844 if (!MSVCRT_CHECK_PMT(s != NULL)) return MSVCRT_EINVAL;
4845
4846 if (size < 3) {
4847 if (size) *s = 0;
4848 *MSVCRT__errno() = MSVCRT_ERANGE;
4849 return MSVCRT_ERANGE;
4850 }
4851 *p++ = '\\';
4852 *p++ = 's';
4853 size -= 2;
4854 digits = msvcrt_int_to_base32(GetCurrentProcessId(), tmpstr);
4855 if (digits+1 > size) {
4856 *s = 0;
4857 *MSVCRT__errno() = MSVCRT_ERANGE;
4858 return MSVCRT_ERANGE;
4859 }
4860 memcpy(p, tmpstr, digits*sizeof(tmpstr[0]));
4861 p += digits;
4862 *p++ = '.';
4863 size -= digits+1;
4864
4865 while(1) {
4866 while ((digits = *tmpnam_unique)+1 < tmp_max) {
4867 if (InterlockedCompareExchange(tmpnam_unique, digits+1, digits) == digits)
4868 break;
4869 }
4870
4871 digits = msvcrt_int_to_base32(digits, tmpstr);
4872 if (digits+1 > size) {
4873 *s = 0;
4874 *MSVCRT__errno() = MSVCRT_ERANGE;
4875 return MSVCRT_ERANGE;
4876 }
4877 memcpy(p, tmpstr, digits*sizeof(tmpstr[0]));
4878 p[digits] = 0;
4879
4880 if (GetFileAttributesA(s) == INVALID_FILE_ATTRIBUTES &&
4881 GetLastError() == ERROR_FILE_NOT_FOUND)
4882 break;
4883 }
4884 return 0;
4885 }
4886
4887 int CDECL MSVCRT_tmpnam_s(char *s, MSVCRT_size_t size)
4888 {
4889 return tmpnam_helper(s, size, &tmpnam_s_unique, MSVCRT_TMP_MAX_S);
4890 }
4891
4892 /*********************************************************************
4893 * tmpnam (MSVCRT.@)
4894 */
4895 char * CDECL MSVCRT_tmpnam(char *s)
4896 {
4897 if (!s) {
4898 thread_data_t *data = msvcrt_get_thread_data();
4899
4900 if(!data->tmpnam_buffer)
4901 data->tmpnam_buffer = MSVCRT_malloc(MAX_PATH);
4902
4903 s = data->tmpnam_buffer;
4904 }
4905
4906 return tmpnam_helper(s, -1, &tmpnam_unique, MSVCRT_TMP_MAX) ? NULL : s;
4907 }
4908
4909 static int wtmpnam_helper(MSVCRT_wchar_t *s, MSVCRT_size_t size, int *tmpnam_unique, int tmp_max)
4910 {
4911 MSVCRT_wchar_t tmpstr[8];
4912 MSVCRT_wchar_t *p = s;
4913 int digits;
4914
4915 if (!MSVCRT_CHECK_PMT(s != NULL)) return MSVCRT_EINVAL;
4916
4917 if (size < 3) {
4918 if (size) *s = 0;
4919 *MSVCRT__errno() = MSVCRT_ERANGE;
4920 return MSVCRT_ERANGE;
4921 }
4922 *p++ = '\\';
4923 *p++ = 's';
4924 size -= 2;
4925 digits = msvcrt_int_to_base32_w(GetCurrentProcessId(), tmpstr);
4926 if (digits+1 > size) {
4927 *s = 0;
4928 *MSVCRT__errno() = MSVCRT_ERANGE;
4929 return MSVCRT_ERANGE;
4930 }
4931 memcpy(p, tmpstr, digits*sizeof(tmpstr[0]));
4932 p += digits;
4933 *p++ = '.';
4934 size -= digits+1;
4935
4936 while(1) {
4937 while ((digits = *tmpnam_unique)+1 < tmp_max) {
4938 if (InterlockedCompareExchange(tmpnam_unique, digits+1, digits) == digits)
4939 break;
4940 }
4941
4942 digits = msvcrt_int_to_base32_w(digits, tmpstr);
4943 if (digits+1 > size) {
4944 *s = 0;
4945 *MSVCRT__errno() = MSVCRT_ERANGE;
4946 return MSVCRT_ERANGE;
4947 }
4948 memcpy(p, tmpstr, digits*sizeof(tmpstr[0]));
4949 p[digits] = 0;
4950
4951 if (GetFileAttributesW(s) == INVALID_FILE_ATTRIBUTES &&
4952 GetLastError() == ERROR_FILE_NOT_FOUND)
4953 break;
4954 }
4955 return 0;
4956 }
4957
4958 /*********************************************************************
4959 * _wtmpnam_s (MSVCRT.@)
4960 */
4961 int CDECL MSVCRT__wtmpnam_s(MSVCRT_wchar_t *s, MSVCRT_size_t size)
4962 {
4963 return wtmpnam_helper(s, size, &tmpnam_s_unique, MSVCRT_TMP_MAX_S);
4964 }
4965
4966 /*********************************************************************
4967 * _wtmpnam (MSVCRT.@)
4968 */
4969 MSVCRT_wchar_t * CDECL MSVCRT__wtmpnam(MSVCRT_wchar_t *s)
4970 {
4971 if (!s) {
4972 thread_data_t *data = msvcrt_get_thread_data();
4973
4974 if(!data->wtmpnam_buffer)
4975 data->wtmpnam_buffer = MSVCRT_malloc(sizeof(MSVCRT_wchar_t[MAX_PATH]));
4976
4977 s = data->wtmpnam_buffer;
4978 }
4979
4980 return wtmpnam_helper(s, -1, &tmpnam_unique, MSVCRT_TMP_MAX) ? NULL : s;
4981 }
4982
4983 /*********************************************************************
4984 * tmpfile (MSVCRT.@)
4985 */
4986 MSVCRT_FILE* CDECL MSVCRT_tmpfile(void)
4987 {
4988 char *filename = MSVCRT__tempnam(",", "t");
4989 int fd;
4990 MSVCRT_FILE* file = NULL;
4991
4992 LOCK_FILES();
4993 fd = MSVCRT__open(filename, MSVCRT__O_CREAT | MSVCRT__O_BINARY | MSVCRT__O_RDWR | MSVCRT__O_TEMPORARY,
4994 MSVCRT__S_IREAD | MSVCRT__S_IWRITE);
4995 if (fd != -1 && (file = msvcrt_alloc_fp()))
4996 {
4997 if (msvcrt_init_fp(file, fd, MSVCRT__IORW) == -1)
4998 {
4999 file->_flag = 0;
5000 file = NULL;
5001 }
5002 else file->_tmpfname = MSVCRT__strdup(filename);
5003 }
5004
5005 if(fd != -1 && !file)
5006 MSVCRT__close(fd);
5007 MSVCRT_free(filename);
5008 UNLOCK_FILES();
5009 return file;
5010 }
5011
5012 /*********************************************************************
5013 * tmpfile_s (MSVCRT.@)
5014 */
5015 int CDECL MSVCRT_tmpfile_s(MSVCRT_FILE** file)
5016 {
5017 if (!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EINVAL;
5018
5019 *file = MSVCRT_tmpfile();
5020 return 0;
5021 }
5022
5023 static int puts_clbk_file_a(void *file, int len, const char *str)
5024 {
5025 return MSVCRT_fwrite(str, sizeof(char), len, file);
5026 }
5027
5028 static int puts_clbk_file_w(void *file, int len, const MSVCRT_wchar_t *str)
5029 {
5030 int i, ret;
5031
5032 MSVCRT__lock_file(file);
5033
5034 if(!(get_ioinfo_nolock(((MSVCRT_FILE*)file)->_file)->wxflag & WX_TEXT)) {
5035 ret = MSVCRT__fwrite_nolock(str, sizeof(MSVCRT_wchar_t), len, file);
5036 MSVCRT__unlock_file(file);
5037 return ret;
5038 }
5039
5040 for(i=0; i<len; i++) {
5041 if(MSVCRT__fputwc_nolock(str[i], file) == MSVCRT_WEOF) {
5042 MSVCRT__unlock_file(file);
5043 return -1;
5044 }
5045 }
5046
5047 MSVCRT__unlock_file(file);
5048 return len;
5049 }
5050
5051 static int vfprintf_helper(DWORD options, MSVCRT_FILE* file, const char *format,
5052 MSVCRT__locale_t locale, __ms_va_list valist)
5053 {
5054 printf_arg args_ctx[MSVCRT__ARGMAX+1];
5055 BOOL tmp_buf;
5056 int ret;
5057
5058 if(!MSVCRT_CHECK_PMT( file != NULL )) return -1;
5059 if(!MSVCRT_CHECK_PMT( format != NULL )) return -1;
5060
5061 if(options & MSVCRT_PRINTF_POSITIONAL_PARAMS) {
5062 memset(args_ctx, 0, sizeof(args_ctx));
5063 ret = create_positional_ctx_a(args_ctx, format, valist);
5064 if(ret < 0) {
5065 MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
5066 *MSVCRT__errno() = MSVCRT_EINVAL;
5067 return ret;
5068 } else if(!ret)
5069 options &= ~MSVCRT_PRINTF_POSITIONAL_PARAMS;
5070 }
5071
5072 MSVCRT__lock_file(file);
5073 tmp_buf = add_std_buffer(file);
5074 ret = pf_printf_a(puts_clbk_file_a, file, format, locale, options,
5075 options & MSVCRT_PRINTF_POSITIONAL_PARAMS ? arg_clbk_positional : arg_clbk_valist,
5076 options & MSVCRT_PRINTF_POSITIONAL_PARAMS ? args_ctx : NULL, &valist);
5077 if(tmp_buf) remove_std_buffer(file);
5078 MSVCRT__unlock_file(file);
5079
5080 return ret;
5081 }
5082
5083 static int vfwprintf_helper(DWORD options, MSVCRT_FILE* file, const MSVCRT_wchar_t *format,
5084 MSVCRT__locale_t locale, __ms_va_list valist)
5085 {
5086 printf_arg args_ctx[MSVCRT__ARGMAX+1];
5087 BOOL tmp_buf;
5088 int ret;
5089
5090 if(!MSVCRT_CHECK_PMT( file != NULL )) return -1;
5091 if(!MSVCRT_CHECK_PMT( format != NULL )) return -1;
5092
5093 if(options & MSVCRT_PRINTF_POSITIONAL_PARAMS) {
5094 memset(args_ctx, 0, sizeof(args_ctx));
5095 ret = create_positional_ctx_w(args_ctx, format, valist);
5096 if(ret < 0) {
5097 MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
5098 *MSVCRT__errno() = MSVCRT_EINVAL;
5099 return ret;
5100 } else if(!ret)
5101 options &= ~MSVCRT_PRINTF_POSITIONAL_PARAMS;
5102 }
5103
5104 MSVCRT__lock_file(file);
5105 tmp_buf = add_std_buffer(file);
5106 ret = pf_printf_w(puts_clbk_file_w, file, format, locale, options,
5107 options & MSVCRT_PRINTF_POSITIONAL_PARAMS ? arg_clbk_positional : arg_clbk_valist,
5108 options & MSVCRT_PRINTF_POSITIONAL_PARAMS ? args_ctx : NULL, &valist);
5109 if(tmp_buf) remove_std_buffer(file);
5110 MSVCRT__unlock_file(file);
5111
5112 return ret;
5113 }
5114
5115 /*********************************************************************
5116 * _vfprintf_s_l (MSVCRT.@)
5117 */
5118 int CDECL MSVCRT__vfprintf_s_l(MSVCRT_FILE* file, const char *format,
5119 MSVCRT__locale_t locale, __ms_va_list valist)
5120 {
5121 return vfprintf_helper(MSVCRT_PRINTF_INVOKE_INVALID_PARAM_HANDLER, file, format, locale, valist);
5122 }
5123
5124 /*********************************************************************
5125 * _vfwprintf_s_l (MSVCRT.@)
5126 */
5127 int CDECL MSVCRT__vfwprintf_s_l(MSVCRT_FILE* file, const MSVCRT_wchar_t *format,
5128 MSVCRT__locale_t locale, __ms_va_list valist)
5129 {
5130 return vfwprintf_helper(MSVCRT_PRINTF_INVOKE_INVALID_PARAM_HANDLER, file, format, locale, valist);
5131 }
5132
5133 /*********************************************************************
5134 * vfprintf (MSVCRT.@)
5135 */
5136 int CDECL MSVCRT_vfprintf(MSVCRT_FILE* file, const char *format, __ms_va_list valist)
5137 {
5138 return vfprintf_helper(0, file, format, NULL, valist);
5139 }
5140
5141 /*********************************************************************
5142 * vfprintf_s (MSVCRT.@)
5143 */
5144 int CDECL MSVCRT_vfprintf_s(MSVCRT_FILE* file, const char *format, __ms_va_list valist)
5145 {
5146 return MSVCRT__vfprintf_s_l(file, format, NULL, valist);
5147 }
5148
5149 /*********************************************************************
5150 * vfwprintf (MSVCRT.@)
5151 */
5152 int CDECL MSVCRT_vfwprintf(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, __ms_va_list valist)
5153 {
5154 return vfwprintf_helper(0, file, format, NULL, valist);
5155 }
5156
5157 /*********************************************************************
5158 * vfwprintf_s (MSVCRT.@)
5159 */
5160 int CDECL MSVCRT_vfwprintf_s(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, __ms_va_list valist)
5161 {
5162 return MSVCRT__vfwprintf_s_l(file, format, NULL, valist);
5163 }
5164
5165 /*********************************************************************
5166 * __stdio_common_vfprintf (UCRTBASE.@)
5167 */
5168 int CDECL MSVCRT__stdio_common_vfprintf(unsigned __int64 options, MSVCRT_FILE *file, const char *format,
5169 MSVCRT__locale_t locale, __ms_va_list valist)
5170 {
5171 if (options & ~UCRTBASE_PRINTF_MASK)
5172 FIXME("options %s not handled\n", wine_dbgstr_longlong(options));
5173
5174 return vfprintf_helper(options & UCRTBASE_PRINTF_MASK, file, format, locale, valist);
5175 }
5176
5177 /*********************************************************************
5178 * __stdio_common_vfprintf_s (UCRTBASE.@)
5179 */
5180 int CDECL MSVCRT__stdio_common_vfprintf_s(unsigned __int64 options, MSVCRT_FILE *file, const char *format,
5181 MSVCRT__locale_t locale, __ms_va_list valist)
5182 {
5183 if (options & ~UCRTBASE_PRINTF_MASK)
5184 FIXME("options %s not handled\n", wine_dbgstr_longlong(options));
5185
5186 return vfprintf_helper((options & UCRTBASE_PRINTF_MASK) | MSVCRT_PRINTF_INVOKE_INVALID_PARAM_HANDLER,
5187 file, format, locale, valist);
5188 }
5189
5190 /*********************************************************************
5191 * __stdio_common_vfwprintf (UCRTBASE.@)
5192 */
5193 int CDECL MSVCRT__stdio_common_vfwprintf(unsigned __int64 options, MSVCRT_FILE *file, const MSVCRT_wchar_t *format,
5194 MSVCRT__locale_t locale, __ms_va_list valist)
5195 {
5196 if (options & ~UCRTBASE_PRINTF_MASK)
5197 FIXME("options %s not handled\n", wine_dbgstr_longlong(options));
5198
5199 return vfwprintf_helper(options & UCRTBASE_PRINTF_MASK, file, format, locale, valist);
5200 }
5201
5202 /*********************************************************************
5203 * __stdio_common_vfwprintf_s (UCRTBASE.@)
5204 */
5205 int CDECL MSVCRT__stdio_common_vfwprintf_s(unsigned __int64 options, MSVCRT_FILE *file, const MSVCRT_wchar_t *format,
5206 MSVCRT__locale_t locale, __ms_va_list valist)
5207 {
5208 if (options & ~UCRTBASE_PRINTF_MASK)
5209 FIXME("options %s not handled\n", wine_dbgstr_longlong(options));
5210
5211 return vfwprintf_helper((options & UCRTBASE_PRINTF_MASK) | MSVCRT_PRINTF_INVOKE_INVALID_PARAM_HANDLER,
5212 file, format, locale, valist);
5213 }
5214
5215 /*********************************************************************
5216 * _vfprintf_l (MSVCRT.@)
5217 */
5218 int CDECL MSVCRT__vfprintf_l(MSVCRT_FILE* file, const char *format,
5219 MSVCRT__locale_t locale, __ms_va_list valist)
5220 {
5221 return vfprintf_helper(0, file, format, locale, valist);
5222 }
5223
5224 /*********************************************************************
5225 * _vfwprintf_l (MSVCRT.@)
5226 */
5227 int CDECL MSVCRT__vfwprintf_l(MSVCRT_FILE* file, const MSVCRT_wchar_t *format,
5228 MSVCRT__locale_t locale, __ms_va_list valist)
5229 {
5230 return vfwprintf_helper(0, file, format, locale, valist);
5231 }
5232
5233 /*********************************************************************
5234 * _vfprintf_p_l (MSVCRT.@)
5235 */
5236 int CDECL MSVCRT__vfprintf_p_l(MSVCRT_FILE* file, const char *format,
5237 MSVCRT__locale_t locale, __ms_va_list valist)
5238 {
5239 return vfprintf_helper(MSVCRT_PRINTF_POSITIONAL_PARAMS | MSVCRT_PRINTF_INVOKE_INVALID_PARAM_HANDLER,
5240 file, format, locale, valist);
5241 }
5242
5243 /*********************************************************************
5244 * _vfprintf_p (MSVCRT.@)
5245 */
5246 int CDECL MSVCRT__vfprintf_p(MSVCRT_FILE* file, const char *format, __ms_va_list valist)
5247 {
5248 return MSVCRT__vfprintf_p_l(file, format, NULL, valist);
5249 }
5250
5251 /*********************************************************************
5252 * _vfwprintf_p_l (MSVCRT.@)
5253 */
5254 int CDECL MSVCRT__vfwprintf_p_l(MSVCRT_FILE* file, const MSVCRT_wchar_t *format,
5255 MSVCRT__locale_t locale, __ms_va_list valist)
5256 {
5257 return vfwprintf_helper(MSVCRT_PRINTF_POSITIONAL_PARAMS | MSVCRT_PRINTF_INVOKE_INVALID_PARAM_HANDLER,
5258 file, format, locale, valist);
5259 }
5260
5261 /*********************************************************************
5262 * _vfwprintf_p (MSVCRT.@)
5263 */
5264 int CDECL MSVCRT__vfwprintf_p(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, __ms_va_list valist)
5265 {
5266 return MSVCRT__vfwprintf_p_l(file, format, NULL, valist);
5267 }
5268
5269 /*********************************************************************
5270 * vprintf (MSVCRT.@)
5271 */
5272 int CDECL MSVCRT_vprintf(const char *format, __ms_va_list valist)
5273 {
5274 return MSVCRT_vfprintf(MSVCRT_stdout,format,valist);
5275 }
5276
5277 /*********************************************************************
5278 * vprintf_s (MSVCRT.@)
5279 */
5280 int CDECL MSVCRT_vprintf_s(const char *format, __ms_va_list valist)
5281 {
5282 return MSVCRT_vfprintf_s(MSVCRT_stdout,format,valist);
5283 }
5284
5285 /*********************************************************************
5286 * vwprintf (MSVCRT.@)
5287 */
5288 int CDECL MSVCRT_vwprintf(const MSVCRT_wchar_t *format, __ms_va_list valist)
5289 {
5290 return MSVCRT_vfwprintf(MSVCRT_stdout,format,valist);
5291 }
5292
5293 /*********************************************************************
5294 * vwprintf_s (MSVCRT.@)
5295 */
5296 int CDECL MSVCRT_vwprintf_s(const MSVCRT_wchar_t *format, __ms_va_list valist)
5297 {
5298 return MSVCRT_vfwprintf_s(MSVCRT_stdout,format,valist);
5299 }
5300
5301 /*********************************************************************
5302 * fprintf (MSVCRT.@)
5303 */
5304 int WINAPIV MSVCRT_fprintf(MSVCRT_FILE* file, const char *format, ...)
5305 {
5306 __ms_va_list valist;
5307 int res;
5308 __ms_va_start(valist, format);
5309 res = MSVCRT_vfprintf(file, format, valist);
5310 __ms_va_end(valist);
5311 return res;
5312 }
5313
5314 /*********************************************************************
5315 * fprintf_s (MSVCRT.@)
5316 */
5317 int WINAPIV MSVCRT_fprintf_s(MSVCRT_FILE* file, const char *format, ...)
5318 {
5319 __ms_va_list valist;
5320 int res;
5321 __ms_va_start(valist, format);
5322 res = MSVCRT_vfprintf_s(file, format, valist);
5323 __ms_va_end(valist);
5324 return res;
5325 }
5326
5327 /*********************************************************************
5328 * fwprintf (MSVCRT.@)
5329 */
5330 int WINAPIV MSVCRT_fwprintf(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, ...)
5331 {
5332 __ms_va_list valist;
5333 int res;
5334 __ms_va_start(valist, format);
5335 res = MSVCRT_vfwprintf(file, format, valist);
5336 __ms_va_end(valist);
5337 return res;
5338 }
5339
5340 /*********************************************************************
5341 * fwprintf_s (MSVCRT.@)
5342 */
5343 int WINAPIV MSVCRT_fwprintf_s(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, ...)
5344 {
5345 __ms_va_list valist;
5346 int res;
5347 __ms_va_start(valist, format);
5348 res = MSVCRT_vfwprintf_s(file, format, valist);
5349 __ms_va_end(valist);
5350 return res;
5351 }
5352
5353 /*********************************************************************
5354 * _fwprintf_l (MSVCRT.@)
5355 */
5356 int WINAPIV MSVCRT__fwprintf_l(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, MSVCRT__locale_t locale, ...)
5357 {
5358 __ms_va_list valist;
5359 int res;
5360 __ms_va_start(valist, locale);
5361 res = MSVCRT__vfwprintf_l(file, format, locale, valist);
5362 __ms_va_end(valist);
5363 return res;
5364 }
5365
5366 /*********************************************************************
5367 * printf (MSVCRT.@)
5368 */
5369 int WINAPIV MSVCRT_printf(const char *format, ...)
5370 {
5371 __ms_va_list valist;
5372 int res;
5373 __ms_va_start(valist, format);
5374 res = MSVCRT_vfprintf(MSVCRT_stdout, format, valist);
5375 __ms_va_end(valist);
5376 return res;
5377 }
5378
5379 /*********************************************************************
5380 * printf_s (MSVCRT.@)
5381 */
5382 int WINAPIV MSVCRT_printf_s(const char *format, ...)
5383 {
5384 __ms_va_list valist;
5385 int res;
5386 __ms_va_start(valist, format);
5387 res = MSVCRT_vprintf_s(format, valist);
5388 __ms_va_end(valist);
5389 return res;
5390 }
5391
5392 /*********************************************************************
5393 * ungetc (MSVCRT.@)
5394 */
5395 int CDECL MSVCRT_ungetc(int c, MSVCRT_FILE * file)
5396 {
5397 int ret;
5398
5399 if(!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EOF;
5400
5401 MSVCRT__lock_file(file);
5402 ret = MSVCRT__ungetc_nolock(c, file);
5403 MSVCRT__unlock_file(file);
5404
5405 return ret;
5406 }
5407
5408 /*********************************************************************
5409 * _ungetc_nolock (MSVCRT.@)
5410 */
5411 int CDECL MSVCRT__ungetc_nolock(int c, MSVCRT_FILE * file)
5412 {
5413 if(!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EOF;
5414
5415 if (c == MSVCRT_EOF || !(file->_flag&MSVCRT__IOREAD ||
5416 (file->_flag&MSVCRT__IORW && !(file->_flag&MSVCRT__IOWRT))))
5417 return MSVCRT_EOF;
5418
5419 if((!(file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF))
5420 && msvcrt_alloc_buffer(file))
5421 || (!file->_cnt && file->_ptr==file->_base))
5422 file->_ptr++;
5423
5424 if(file->_ptr>file->_base) {
5425 file->_ptr--;
5426 if(file->_flag & MSVCRT__IOSTRG) {
5427 if(*file->_ptr != c) {
5428 file->_ptr++;
5429 return MSVCRT_EOF;
5430 }
5431 }else {
5432 *file->_ptr = c;
5433 }
5434 file->_cnt++;
5435 file->_flag &= ~(MSVCRT__IOERR | MSVCRT__IOEOF);
5436 file->_flag |= MSVCRT__IOREAD;
5437 return c;
5438 }
5439
5440 return MSVCRT_EOF;
5441 }
5442
5443 /*********************************************************************
5444 * ungetwc (MSVCRT.@)
5445 */
5446 MSVCRT_wint_t CDECL MSVCRT_ungetwc(MSVCRT_wint_t wc, MSVCRT_FILE * file)
5447 {
5448 MSVCRT_wint_t ret;
5449
5450 if(!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_WEOF;
5451
5452 MSVCRT__lock_file(file);
5453 ret = MSVCRT__ungetwc_nolock(wc, file);
5454 MSVCRT__unlock_file(file);
5455
5456 return ret;
5457 }
5458
5459 /*********************************************************************
5460 * _ungetwc_nolock (MSVCRT.@)
5461 */
5462 MSVCRT_wint_t CDECL MSVCRT__ungetwc_nolock(MSVCRT_wint_t wc, MSVCRT_FILE * file)
5463 {
5464 MSVCRT_wchar_t mwc = wc;
5465
5466 if(!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_WEOF;
5467 if (wc == MSVCRT_WEOF)
5468 return MSVCRT_WEOF;
5469
5470 if((get_ioinfo_nolock(file->_file)->exflag & (EF_UTF8 | EF_UTF16))
5471 || !(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT)) {
5472 unsigned char * pp = (unsigned char *)&mwc;
5473 int i;
5474
5475 for(i=sizeof(MSVCRT_wchar_t)-1;i>=0;i--) {
5476 if(pp[i] != MSVCRT__ungetc_nolock(pp[i],file))
5477 return MSVCRT_WEOF;
5478 }
5479 }else {
5480 char mbs[MSVCRT_MB_LEN_MAX];
5481 int len;
5482
5483 len = MSVCRT_wctomb(mbs, mwc);
5484 if(len == -1)
5485 return MSVCRT_WEOF;
5486
5487 for(len--; len>=0; len--) {
5488 if(mbs[len] != MSVCRT__ungetc_nolock(mbs[len], file))
5489 return MSVCRT_WEOF;
5490 }
5491 }
5492
5493 return mwc;
5494 }
5495
5496 /*********************************************************************
5497 * wprintf (MSVCRT.@)
5498 */
5499 int WINAPIV MSVCRT_wprintf(const MSVCRT_wchar_t *format, ...)
5500 {
5501 __ms_va_list valist;
5502 int res;
5503 __ms_va_start(valist, format);
5504 res = MSVCRT_vwprintf(format, valist);
5505 __ms_va_end(valist);
5506 return res;
5507 }
5508
5509 /*********************************************************************
5510 * wprintf_s (MSVCRT.@)
5511 */
5512 int WINAPIV MSVCRT_wprintf_s(const MSVCRT_wchar_t *format, ...)
5513 {
5514 __ms_va_list valist;
5515 int res;
5516 __ms_va_start(valist, format);
5517 res = MSVCRT_vwprintf_s(format, valist);
5518 __ms_va_end(valist);
5519 return res;
5520 }
5521
5522 /*********************************************************************
5523 * _getmaxstdio (MSVCRT.@)
5524 */
5525 int CDECL MSVCRT__getmaxstdio(void)
5526 {
5527 return MSVCRT_max_streams;
5528 }
5529
5530 /*********************************************************************
5531 * _setmaxstdio (MSVCRT.@)
5532 */
5533 int CDECL MSVCRT__setmaxstdio(int newmax)
5534 {
5535 TRACE("%d\n", newmax);
5536
5537 if(newmax<_IOB_ENTRIES || newmax>MSVCRT_MAX_FILES || newmax<MSVCRT_stream_idx)
5538 return -1;
5539
5540 MSVCRT_max_streams = newmax;
5541 return MSVCRT_max_streams;
5542 }
5543
5544 /*********************************************************************
5545 * _get_stream_buffer_pointers (UCRTBASE.@)
5546 */
5547 int CDECL MSVCRT__get_stream_buffer_pointers(MSVCRT_FILE *file, char*** base,
5548 char*** ptr, int** count)
5549 {
5550 if (base)
5551 *base = &file->_base;
5552 if (ptr)
5553 *ptr = &file->_ptr;
5554 if (count)
5555 *count = &file->_cnt;
5556 return 0;
5557 }
Windows API implementation