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msvcrt: Write directly to the console in _putwch.
[wine/multimedia.git] / dlls / msvcrt / file.c
blob241c337f6daf512899fff8fd46ea44e8e7753702
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
132 static const unsigned int EXE = 'e' << 16 | 'x' << 8 | 'e';
133 static const unsigned int BAT = 'b' << 16 | 'a' << 8 | 't';
134 static const unsigned int CMD = 'c' << 16 | 'm' << 8 | 'd';
135 static const unsigned int COM = 'c' << 16 | 'o' << 8 | 'm';
136
137 #define TOUL(x) (ULONGLONG)(x)
138 static const ULONGLONG WCEXE = TOUL('e') << 32 | TOUL('x') << 16 | TOUL('e');
139 static const ULONGLONG WCBAT = TOUL('b') << 32 | TOUL('a') << 16 | TOUL('t');
140 static const ULONGLONG WCCMD = TOUL('c') << 32 | TOUL('m') << 16 | TOUL('d');
141 static const ULONGLONG WCCOM = TOUL('c') << 32 | TOUL('o') << 16 | TOUL('m');
142
143 /* This critical section protects the MSVCRT_fstreams table
144 * and MSVCRT_stream_idx from race conditions. It also
145 * protects fd critical sections creation code.
146 */
147 static CRITICAL_SECTION MSVCRT_file_cs;
148 static CRITICAL_SECTION_DEBUG MSVCRT_file_cs_debug =
149 {
150 0, 0, &MSVCRT_file_cs,
151 { &MSVCRT_file_cs_debug.ProcessLocksList, &MSVCRT_file_cs_debug.ProcessLocksList },
152 0, 0, { (DWORD_PTR)(__FILE__ ": MSVCRT_file_cs") }
153 };
154 static CRITICAL_SECTION MSVCRT_file_cs = { &MSVCRT_file_cs_debug, -1, 0, 0, 0, 0 };
155 #define LOCK_FILES() do { EnterCriticalSection(&MSVCRT_file_cs); } while (0)
156 #define UNLOCK_FILES() do { LeaveCriticalSection(&MSVCRT_file_cs); } while (0)
157
158 static void msvcrt_stat64_to_stat(const struct MSVCRT__stat64 *buf64, struct MSVCRT__stat *buf)
159 {
160 buf->st_dev = buf64->st_dev;
161 buf->st_ino = buf64->st_ino;
162 buf->st_mode = buf64->st_mode;
163 buf->st_nlink = buf64->st_nlink;
164 buf->st_uid = buf64->st_uid;
165 buf->st_gid = buf64->st_gid;
166 buf->st_rdev = buf64->st_rdev;
167 buf->st_size = buf64->st_size;
168 buf->st_atime = buf64->st_atime;
169 buf->st_mtime = buf64->st_mtime;
170 buf->st_ctime = buf64->st_ctime;
171 }
172
173 static void msvcrt_stat64_to_stati64(const struct MSVCRT__stat64 *buf64, struct MSVCRT__stati64 *buf)
174 {
175 buf->st_dev = buf64->st_dev;
176 buf->st_ino = buf64->st_ino;
177 buf->st_mode = buf64->st_mode;
178 buf->st_nlink = buf64->st_nlink;
179 buf->st_uid = buf64->st_uid;
180 buf->st_gid = buf64->st_gid;
181 buf->st_rdev = buf64->st_rdev;
182 buf->st_size = buf64->st_size;
183 buf->st_atime = buf64->st_atime;
184 buf->st_mtime = buf64->st_mtime;
185 buf->st_ctime = buf64->st_ctime;
186 }
187
188 static void msvcrt_stat64_to_stat32(const struct MSVCRT__stat64 *buf64, struct MSVCRT__stat32 *buf)
189 {
190 buf->st_dev = buf64->st_dev;
191 buf->st_ino = buf64->st_ino;
192 buf->st_mode = buf64->st_mode;
193 buf->st_nlink = buf64->st_nlink;
194 buf->st_uid = buf64->st_uid;
195 buf->st_gid = buf64->st_gid;
196 buf->st_rdev = buf64->st_rdev;
197 buf->st_size = buf64->st_size;
198 buf->st_atime = buf64->st_atime;
199 buf->st_mtime = buf64->st_mtime;
200 buf->st_ctime = buf64->st_ctime;
201 }
202
203 static void msvcrt_stat64_to_stat64i32(const struct MSVCRT__stat64 *buf64, struct MSVCRT__stat64i32 *buf)
204 {
205 buf->st_dev = buf64->st_dev;
206 buf->st_ino = buf64->st_ino;
207 buf->st_mode = buf64->st_mode;
208 buf->st_nlink = buf64->st_nlink;
209 buf->st_uid = buf64->st_uid;
210 buf->st_gid = buf64->st_gid;
211 buf->st_rdev = buf64->st_rdev;
212 buf->st_size = buf64->st_size;
213 buf->st_atime = buf64->st_atime;
214 buf->st_mtime = buf64->st_mtime;
215 buf->st_ctime = buf64->st_ctime;
216 }
217
218 static void msvcrt_stat64_to_stat32i64(const struct MSVCRT__stat64 *buf64, struct MSVCRT__stat32i64 *buf)
219 {
220 buf->st_dev = buf64->st_dev;
221 buf->st_ino = buf64->st_ino;
222 buf->st_mode = buf64->st_mode;
223 buf->st_nlink = buf64->st_nlink;
224 buf->st_uid = buf64->st_uid;
225 buf->st_gid = buf64->st_gid;
226 buf->st_rdev = buf64->st_rdev;
227 buf->st_size = buf64->st_size;
228 buf->st_atime = buf64->st_atime;
229 buf->st_mtime = buf64->st_mtime;
230 buf->st_ctime = buf64->st_ctime;
231 }
232
233 static void time_to_filetime( MSVCRT___time64_t time, FILETIME *ft )
234 {
235 /* 1601 to 1970 is 369 years plus 89 leap days */
236 static const __int64 secs_1601_to_1970 = ((369 * 365 + 89) * (__int64)86400);
237
238 __int64 ticks = (time + secs_1601_to_1970) * 10000000;
239 ft->dwHighDateTime = ticks >> 32;
240 ft->dwLowDateTime = ticks;
241 }
242
243 static inline ioinfo* get_ioinfo_nolock(int fd)
244 {
245 ioinfo *ret = NULL;
246 if(fd>=0 && fd<MSVCRT_MAX_FILES)
247 ret = MSVCRT___pioinfo[fd/MSVCRT_FD_BLOCK_SIZE];
248 if(!ret)
249 return &MSVCRT___badioinfo;
250
251 return ret + (fd%MSVCRT_FD_BLOCK_SIZE);
252 }
253
254 static inline void init_ioinfo_cs(ioinfo *info)
255 {
256 if(!(info->exflag & EF_CRIT_INIT)) {
257 LOCK_FILES();
258 if(!(info->exflag & EF_CRIT_INIT)) {
259 InitializeCriticalSection(&info->crit);
260 info->exflag |= EF_CRIT_INIT;
261 }
262 UNLOCK_FILES();
263 }
264 }
265
266 static inline ioinfo* get_ioinfo(int fd)
267 {
268 ioinfo *ret = get_ioinfo_nolock(fd);
269 if(ret == &MSVCRT___badioinfo)
270 return ret;
271 init_ioinfo_cs(ret);
272 EnterCriticalSection(&ret->crit);
273 return ret;
274 }
275
276 static inline BOOL alloc_pioinfo_block(int fd)
277 {
278 ioinfo *block;
279 int i;
280
281 if(fd<0 || fd>=MSVCRT_MAX_FILES)
282 {
283 *MSVCRT__errno() = MSVCRT_ENFILE;
284 return FALSE;
285 }
286
287 block = MSVCRT_calloc(MSVCRT_FD_BLOCK_SIZE, sizeof(ioinfo));
288 if(!block)
289 {
290 WARN(":out of memory!\n");
291 *MSVCRT__errno() = MSVCRT_ENOMEM;
292 return FALSE;
293 }
294 for(i=0; i<MSVCRT_FD_BLOCK_SIZE; i++)
295 block[i].handle = INVALID_HANDLE_VALUE;
296 if(InterlockedCompareExchangePointer((void**)&MSVCRT___pioinfo[fd/MSVCRT_FD_BLOCK_SIZE], block, NULL))
297 MSVCRT_free(block);
298 return TRUE;
299 }
300
301 static inline ioinfo* get_ioinfo_alloc_fd(int fd)
302 {
303 ioinfo *ret;
304
305 ret = get_ioinfo(fd);
306 if(ret != &MSVCRT___badioinfo)
307 return ret;
308
309 if(!alloc_pioinfo_block(fd))
310 return &MSVCRT___badioinfo;
311
312 return get_ioinfo(fd);
313 }
314
315 static inline ioinfo* get_ioinfo_alloc(int *fd)
316 {
317 int i;
318
319 *fd = -1;
320 for(i=0; i<MSVCRT_MAX_FILES; i++)
321 {
322 ioinfo *info = get_ioinfo_nolock(i);
323
324 if(info == &MSVCRT___badioinfo)
325 {
326 if(!alloc_pioinfo_block(i))
327 return &MSVCRT___badioinfo;
328 info = get_ioinfo_nolock(i);
329 }
330
331 init_ioinfo_cs(info);
332 if(TryEnterCriticalSection(&info->crit))
333 {
334 if(info->handle == INVALID_HANDLE_VALUE)
335 {
336 *fd = i;
337 return info;
338 }
339 LeaveCriticalSection(&info->crit);
340 }
341 }
342
343 WARN(":files exhausted!\n");
344 *MSVCRT__errno() = MSVCRT_ENFILE;
345 return &MSVCRT___badioinfo;
346 }
347
348 static inline void release_ioinfo(ioinfo *info)
349 {
350 if(info!=&MSVCRT___badioinfo && info->exflag & EF_CRIT_INIT)
351 LeaveCriticalSection(&info->crit);
352 }
353
354 static inline MSVCRT_FILE* msvcrt_get_file(int i)
355 {
356 file_crit *ret;
357
358 if(i >= MSVCRT_max_streams)
359 return NULL;
360
361 if(i < _IOB_ENTRIES)
362 return &MSVCRT__iob[i];
363
364 ret = MSVCRT_fstream[i/MSVCRT_FD_BLOCK_SIZE];
365 if(!ret) {
366 MSVCRT_fstream[i/MSVCRT_FD_BLOCK_SIZE] = MSVCRT_calloc(MSVCRT_FD_BLOCK_SIZE, sizeof(file_crit));
367 if(!MSVCRT_fstream[i/MSVCRT_FD_BLOCK_SIZE]) {
368 ERR("out of memory\n");
369 *MSVCRT__errno() = MSVCRT_ENOMEM;
370 return NULL;
371 }
372
373 ret = MSVCRT_fstream[i/MSVCRT_FD_BLOCK_SIZE] + (i%MSVCRT_FD_BLOCK_SIZE);
374 } else
375 ret += i%MSVCRT_FD_BLOCK_SIZE;
376
377 return &ret->file;
378 }
379
380 /* INTERNAL: free a file entry fd */
381 static void msvcrt_free_fd(int fd)
382 {
383 ioinfo *fdinfo = get_ioinfo(fd);
384
385 if(fdinfo != &MSVCRT___badioinfo)
386 {
387 fdinfo->handle = INVALID_HANDLE_VALUE;
388 fdinfo->wxflag = 0;
389 }
390 TRACE(":fd (%d) freed\n",fd);
391
392 if (fd < 3)
393 {
394 switch (fd)
395 {
396 case 0:
397 SetStdHandle(STD_INPUT_HANDLE, 0);
398 break;
399 case 1:
400 SetStdHandle(STD_OUTPUT_HANDLE, 0);
401 break;
402 case 2:
403 SetStdHandle(STD_ERROR_HANDLE, 0);
404 break;
405 }
406 }
407 release_ioinfo(fdinfo);
408 }
409
410 static void msvcrt_set_fd(ioinfo *fdinfo, HANDLE hand, int flag)
411 {
412 fdinfo->handle = hand;
413 fdinfo->wxflag = WX_OPEN | (flag & (WX_DONTINHERIT | WX_APPEND | WX_TEXT | WX_PIPE | WX_TTY));
414 fdinfo->lookahead[0] = '\n';
415 fdinfo->lookahead[1] = '\n';
416 fdinfo->lookahead[2] = '\n';
417 fdinfo->exflag &= EF_CRIT_INIT;
418
419 switch (fdinfo-MSVCRT___pioinfo[0])
420 {
421 case 0: SetStdHandle(STD_INPUT_HANDLE, hand); break;
422 case 1: SetStdHandle(STD_OUTPUT_HANDLE, hand); break;
423 case 2: SetStdHandle(STD_ERROR_HANDLE, hand); break;
424 }
425 }
426
427 /* INTERNAL: Allocate an fd slot from a Win32 HANDLE */
428 static int msvcrt_alloc_fd(HANDLE hand, int flag)
429 {
430 int fd;
431 ioinfo *info = get_ioinfo_alloc(&fd);
432
433 TRACE(":handle (%p) allocating fd (%d)\n", hand, fd);
434
435 if(info == &MSVCRT___badioinfo)
436 return -1;
437
438 msvcrt_set_fd(info, hand, flag);
439 release_ioinfo(info);
440 return fd;
441 }
442
443 /* INTERNAL: Allocate a FILE* for an fd slot */
444 /* caller must hold the files lock */
445 static MSVCRT_FILE* msvcrt_alloc_fp(void)
446 {
447 int i;
448 MSVCRT_FILE *file;
449
450 for (i = 3; i < MSVCRT_max_streams; i++)
451 {
452 file = msvcrt_get_file(i);
453 if (!file)
454 return NULL;
455
456 if (file->_flag == 0)
457 {
458 if (i == MSVCRT_stream_idx)
459 {
460 if (file<MSVCRT__iob || file>=MSVCRT__iob+_IOB_ENTRIES)
461 {
462 InitializeCriticalSection(&((file_crit*)file)->crit);
463 ((file_crit*)file)->crit.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": file_crit.crit");
464 }
465 MSVCRT_stream_idx++;
466 }
467 return file;
468 }
469 }
470
471 return NULL;
472 }
473
474 /* INTERNAL: initialize a FILE* from an open fd */
475 static int msvcrt_init_fp(MSVCRT_FILE* file, int fd, unsigned stream_flags)
476 {
477 TRACE(":fd (%d) allocating FILE*\n",fd);
478 if (!(get_ioinfo_nolock(fd)->wxflag & WX_OPEN))
479 {
480 WARN(":invalid fd %d\n",fd);
481 *MSVCRT___doserrno() = 0;
482 *MSVCRT__errno() = MSVCRT_EBADF;
483 return -1;
484 }
485 file->_ptr = file->_base = NULL;
486 file->_cnt = 0;
487 file->_file = fd;
488 file->_flag = stream_flags;
489 file->_tmpfname = NULL;
490
491 TRACE(":got FILE* (%p)\n",file);
492 return 0;
493 }
494
495 /* INTERNAL: Create an inheritance data block (for spawned process)
496 * The inheritance block is made of:
497 * 00 int nb of file descriptor (NBFD)
498 * 04 char file flags (wxflag): repeated for each fd
499 * 4+NBFD HANDLE file handle: repeated for each fd
500 */
501 unsigned msvcrt_create_io_inherit_block(WORD *size, BYTE **block)
502 {
503 int fd, last_fd;
504 char* wxflag_ptr;
505 HANDLE* handle_ptr;
506 ioinfo* fdinfo;
507
508 for (last_fd=MSVCRT_MAX_FILES-1; last_fd>=0; last_fd--)
509 if (get_ioinfo_nolock(last_fd)->handle != INVALID_HANDLE_VALUE)
510 break;
511 last_fd++;
512
513 *size = sizeof(unsigned) + (sizeof(char) + sizeof(HANDLE)) * last_fd;
514 *block = MSVCRT_calloc(*size, 1);
515 if (!*block)
516 {
517 *size = 0;
518 return FALSE;
519 }
520 wxflag_ptr = (char*)*block + sizeof(unsigned);
521 handle_ptr = (HANDLE*)(wxflag_ptr + last_fd);
522
523 *(unsigned*)*block = last_fd;
524 for (fd = 0; fd < last_fd; fd++)
525 {
526 /* to be inherited, we need it to be open, and that DONTINHERIT isn't set */
527 fdinfo = get_ioinfo(fd);
528 if ((fdinfo->wxflag & (WX_OPEN | WX_DONTINHERIT)) == WX_OPEN)
529 {
530 *wxflag_ptr = fdinfo->wxflag;
531 *handle_ptr = fdinfo->handle;
532 }
533 else
534 {
535 *wxflag_ptr = 0;
536 *handle_ptr = INVALID_HANDLE_VALUE;
537 }
538 release_ioinfo(fdinfo);
539 wxflag_ptr++; handle_ptr++;
540 }
541 return TRUE;
542 }
543
544 /* INTERNAL: Set up all file descriptors,
545 * as well as default streams (stdin, stderr and stdout)
546 */
547 void msvcrt_init_io(void)
548 {
549 STARTUPINFOA si;
550 int i;
551 ioinfo *fdinfo;
552
553 GetStartupInfoA(&si);
554 if (si.cbReserved2 >= sizeof(unsigned int) && si.lpReserved2 != NULL)
555 {
556 BYTE* wxflag_ptr;
557 HANDLE* handle_ptr;
558 unsigned int count;
559
560 count = *(unsigned*)si.lpReserved2;
561 wxflag_ptr = si.lpReserved2 + sizeof(unsigned);
562 handle_ptr = (HANDLE*)(wxflag_ptr + count);
563
564 count = min(count, (si.cbReserved2 - sizeof(unsigned)) / (sizeof(HANDLE) + 1));
565 count = min(count, MSVCRT_MAX_FILES);
566 for (i = 0; i < count; i++)
567 {
568 if ((*wxflag_ptr & WX_OPEN) && *handle_ptr != INVALID_HANDLE_VALUE)
569 {
570 fdinfo = get_ioinfo_alloc_fd(i);
571 if(fdinfo != &MSVCRT___badioinfo)
572 msvcrt_set_fd(fdinfo, *handle_ptr, *wxflag_ptr);
573 release_ioinfo(fdinfo);
574 }
575
576 wxflag_ptr++; handle_ptr++;
577 }
578 }
579
580 fdinfo = get_ioinfo_alloc_fd(MSVCRT_STDIN_FILENO);
581 if (!(fdinfo->wxflag & WX_OPEN) || fdinfo->handle == INVALID_HANDLE_VALUE) {
582 HANDLE h = GetStdHandle(STD_INPUT_HANDLE);
583 DWORD type = GetFileType(h);
584
585 msvcrt_set_fd(fdinfo, h, WX_OPEN|WX_TEXT|((type&0xf)==FILE_TYPE_CHAR ? WX_TTY : 0)
586 |((type&0xf)==FILE_TYPE_PIPE ? WX_PIPE : 0));
587 }
588 release_ioinfo(fdinfo);
589
590 fdinfo = get_ioinfo_alloc_fd(MSVCRT_STDOUT_FILENO);
591 if (!(fdinfo->wxflag & WX_OPEN) || fdinfo->handle == INVALID_HANDLE_VALUE) {
592 HANDLE h = GetStdHandle(STD_OUTPUT_HANDLE);
593 DWORD type = GetFileType(h);
594
595 msvcrt_set_fd(fdinfo, h, WX_OPEN|WX_TEXT|((type&0xf)==FILE_TYPE_CHAR ? WX_TTY : 0)
596 |((type&0xf)==FILE_TYPE_PIPE ? WX_PIPE : 0));
597 }
598 release_ioinfo(fdinfo);
599
600 fdinfo = get_ioinfo_alloc_fd(MSVCRT_STDERR_FILENO);
601 if (!(fdinfo->wxflag & WX_OPEN) || fdinfo->handle == INVALID_HANDLE_VALUE) {
602 HANDLE h = GetStdHandle(STD_ERROR_HANDLE);
603 DWORD type = GetFileType(h);
604
605 msvcrt_set_fd(fdinfo, h, WX_OPEN|WX_TEXT|((type&0xf)==FILE_TYPE_CHAR ? WX_TTY : 0)
606 |((type&0xf)==FILE_TYPE_PIPE ? WX_PIPE : 0));
607 }
608 release_ioinfo(fdinfo);
609
610 TRACE(":handles (%p)(%p)(%p)\n", get_ioinfo_nolock(MSVCRT_STDIN_FILENO)->handle,
611 get_ioinfo_nolock(MSVCRT_STDOUT_FILENO)->handle,
612 get_ioinfo_nolock(MSVCRT_STDERR_FILENO)->handle);
613
614 memset(MSVCRT__iob,0,3*sizeof(MSVCRT_FILE));
615 for (i = 0; i < 3; i++)
616 {
617 /* FILE structs for stdin/out/err are static and never deleted */
618 MSVCRT__iob[i]._file = i;
619 MSVCRT__iob[i]._tmpfname = NULL;
620 MSVCRT__iob[i]._flag = (i == 0) ? MSVCRT__IOREAD : MSVCRT__IOWRT;
621 }
622 MSVCRT_stream_idx = 3;
623 }
624
625 /* INTERNAL: Flush stdio file buffer */
626 static int msvcrt_flush_buffer(MSVCRT_FILE* file)
627 {
628 if((file->_flag & (MSVCRT__IOREAD|MSVCRT__IOWRT)) == MSVCRT__IOWRT &&
629 file->_flag & (MSVCRT__IOMYBUF|MSVCRT__USERBUF)) {
630 int cnt=file->_ptr-file->_base;
631 if(cnt>0 && MSVCRT__write(file->_file, file->_base, cnt) != cnt) {
632 file->_flag |= MSVCRT__IOERR;
633 return MSVCRT_EOF;
634 }
635
636 if(file->_flag & MSVCRT__IORW)
637 file->_flag &= ~MSVCRT__IOWRT;
638 }
639
640 file->_ptr=file->_base;
641 file->_cnt=0;
642 return 0;
643 }
644
645 /*********************************************************************
646 * _isatty (MSVCRT.@)
647 */
648 int CDECL MSVCRT__isatty(int fd)
649 {
650 TRACE(":fd (%d)\n",fd);
651
652 return get_ioinfo_nolock(fd)->wxflag & WX_TTY;
653 }
654
655 /* INTERNAL: Allocate stdio file buffer */
656 static BOOL msvcrt_alloc_buffer(MSVCRT_FILE* file)
657 {
658 if((file->_file==MSVCRT_STDOUT_FILENO || file->_file==MSVCRT_STDERR_FILENO)
659 && MSVCRT__isatty(file->_file))
660 return FALSE;
661
662 file->_base = MSVCRT_calloc(MSVCRT_INTERNAL_BUFSIZ,1);
663 if(file->_base) {
664 file->_bufsiz = MSVCRT_INTERNAL_BUFSIZ;
665 file->_flag |= MSVCRT__IOMYBUF;
666 } else {
667 file->_base = (char*)(&file->_charbuf);
668 file->_bufsiz = 2;
669 file->_flag |= MSVCRT__IONBF;
670 }
671 file->_ptr = file->_base;
672 file->_cnt = 0;
673 return TRUE;
674 }
675
676 /* INTERNAL: Allocate temporary buffer for stdout and stderr */
677 static BOOL add_std_buffer(MSVCRT_FILE *file)
678 {
679 static char buffers[2][MSVCRT_BUFSIZ];
680
681 if((file->_file!=MSVCRT_STDOUT_FILENO && file->_file!=MSVCRT_STDERR_FILENO)
682 || (file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF))
683 || !MSVCRT__isatty(file->_file))
684 return FALSE;
685
686 file->_ptr = file->_base = buffers[file->_file == MSVCRT_STDOUT_FILENO ? 0 : 1];
687 file->_bufsiz = file->_cnt = MSVCRT_BUFSIZ;
688 file->_flag |= MSVCRT__USERBUF;
689 return TRUE;
690 }
691
692 /* INTERNAL: Removes temporary buffer from stdout or stderr */
693 /* Only call this function when add_std_buffer returned TRUE */
694 static void remove_std_buffer(MSVCRT_FILE *file)
695 {
696 msvcrt_flush_buffer(file);
697 file->_ptr = file->_base = NULL;
698 file->_bufsiz = file->_cnt = 0;
699 file->_flag &= ~MSVCRT__USERBUF;
700 }
701
702 /* INTERNAL: Convert integer to base32 string (0-9a-v), 0 becomes "" */
703 static int msvcrt_int_to_base32(int num, char *str)
704 {
705 char *p;
706 int n = num;
707 int digits = 0;
708
709 while (n != 0)
710 {
711 n >>= 5;
712 digits++;
713 }
714 p = str + digits;
715 *p = 0;
716 while (--p >= str)
717 {
718 *p = (num & 31) + '0';
719 if (*p > '9')
720 *p += ('a' - '0' - 10);
721 num >>= 5;
722 }
723
724 return digits;
725 }
726
727 /* INTERNAL: wide character version of msvcrt_int_to_base32 */
728 static int msvcrt_int_to_base32_w(int num, MSVCRT_wchar_t *str)
729 {
730 MSVCRT_wchar_t *p;
731 int n = num;
732 int digits = 0;
733
734 while (n != 0)
735 {
736 n >>= 5;
737 digits++;
738 }
739 p = str + digits;
740 *p = 0;
741 while (--p >= str)
742 {
743 *p = (num & 31) + '0';
744 if (*p > '9')
745 *p += ('a' - '0' - 10);
746 num >>= 5;
747 }
748
749 return digits;
750 }
751
752 /*********************************************************************
753 * __iob_func(MSVCRT.@)
754 */
755 MSVCRT_FILE * CDECL MSVCRT___iob_func(void)
756 {
757 return &MSVCRT__iob[0];
758 }
759
760 /*********************************************************************
761 * _access (MSVCRT.@)
762 */
763 int CDECL MSVCRT__access(const char *filename, int mode)
764 {
765 DWORD attr = GetFileAttributesA(filename);
766
767 TRACE("(%s,%d) %d\n",filename,mode,attr);
768
769 if (!filename || attr == INVALID_FILE_ATTRIBUTES)
770 {
771 msvcrt_set_errno(GetLastError());
772 return -1;
773 }
774 if ((attr & FILE_ATTRIBUTE_READONLY) && (mode & MSVCRT_W_OK))
775 {
776 msvcrt_set_errno(ERROR_ACCESS_DENIED);
777 return -1;
778 }
779 return 0;
780 }
781
782 /*********************************************************************
783 * _access_s (MSVCRT.@)
784 */
785 int CDECL MSVCRT__access_s(const char *filename, int mode)
786 {
787 if (!MSVCRT_CHECK_PMT(filename != NULL)) return *MSVCRT__errno();
788 if (!MSVCRT_CHECK_PMT((mode & ~(MSVCRT_R_OK | MSVCRT_W_OK)) == 0)) return *MSVCRT__errno();
789
790 if (MSVCRT__access(filename, mode) == -1)
791 return *MSVCRT__errno();
792 return 0;
793 }
794
795 /*********************************************************************
796 * _waccess (MSVCRT.@)
797 */
798 int CDECL MSVCRT__waccess(const MSVCRT_wchar_t *filename, int mode)
799 {
800 DWORD attr = GetFileAttributesW(filename);
801
802 TRACE("(%s,%d) %d\n",debugstr_w(filename),mode,attr);
803
804 if (!filename || attr == INVALID_FILE_ATTRIBUTES)
805 {
806 msvcrt_set_errno(GetLastError());
807 return -1;
808 }
809 if ((attr & FILE_ATTRIBUTE_READONLY) && (mode & MSVCRT_W_OK))
810 {
811 msvcrt_set_errno(ERROR_ACCESS_DENIED);
812 return -1;
813 }
814 return 0;
815 }
816
817 /*********************************************************************
818 * _waccess_s (MSVCRT.@)
819 */
820 int CDECL MSVCRT__waccess_s(const MSVCRT_wchar_t *filename, int mode)
821 {
822 if (!MSVCRT_CHECK_PMT(filename != NULL)) return *MSVCRT__errno();
823 if (!MSVCRT_CHECK_PMT((mode & ~(MSVCRT_R_OK | MSVCRT_W_OK)) == 0)) return *MSVCRT__errno();
824
825 if (MSVCRT__waccess(filename, mode) == -1)
826 return *MSVCRT__errno();
827 return 0;
828 }
829
830 /*********************************************************************
831 * _chmod (MSVCRT.@)
832 */
833 int CDECL MSVCRT__chmod(const char *path, int flags)
834 {
835 DWORD oldFlags = GetFileAttributesA(path);
836
837 if (oldFlags != INVALID_FILE_ATTRIBUTES)
838 {
839 DWORD newFlags = (flags & MSVCRT__S_IWRITE)? oldFlags & ~FILE_ATTRIBUTE_READONLY:
840 oldFlags | FILE_ATTRIBUTE_READONLY;
841
842 if (newFlags == oldFlags || SetFileAttributesA(path, newFlags))
843 return 0;
844 }
845 msvcrt_set_errno(GetLastError());
846 return -1;
847 }
848
849 /*********************************************************************
850 * _wchmod (MSVCRT.@)
851 */
852 int CDECL MSVCRT__wchmod(const MSVCRT_wchar_t *path, int flags)
853 {
854 DWORD oldFlags = GetFileAttributesW(path);
855
856 if (oldFlags != INVALID_FILE_ATTRIBUTES)
857 {
858 DWORD newFlags = (flags & MSVCRT__S_IWRITE)? oldFlags & ~FILE_ATTRIBUTE_READONLY:
859 oldFlags | FILE_ATTRIBUTE_READONLY;
860
861 if (newFlags == oldFlags || SetFileAttributesW(path, newFlags))
862 return 0;
863 }
864 msvcrt_set_errno(GetLastError());
865 return -1;
866 }
867
868 /*********************************************************************
869 * _unlink (MSVCRT.@)
870 */
871 int CDECL MSVCRT__unlink(const char *path)
872 {
873 TRACE("%s\n",debugstr_a(path));
874 if(DeleteFileA(path))
875 return 0;
876 TRACE("failed (%d)\n",GetLastError());
877 msvcrt_set_errno(GetLastError());
878 return -1;
879 }
880
881 /*********************************************************************
882 * _wunlink (MSVCRT.@)
883 */
884 int CDECL MSVCRT__wunlink(const MSVCRT_wchar_t *path)
885 {
886 TRACE("(%s)\n",debugstr_w(path));
887 if(DeleteFileW(path))
888 return 0;
889 TRACE("failed (%d)\n",GetLastError());
890 msvcrt_set_errno(GetLastError());
891 return -1;
892 }
893
894 /*********************************************************************
895 * _commit (MSVCRT.@)
896 */
897 int CDECL MSVCRT__commit(int fd)
898 {
899 ioinfo *info = get_ioinfo(fd);
900 int ret;
901
902 TRACE(":fd (%d) handle (%p)\n", fd, info->handle);
903
904 if (info->handle == INVALID_HANDLE_VALUE)
905 ret = -1;
906 else if (!FlushFileBuffers(info->handle))
907 {
908 if (GetLastError() == ERROR_INVALID_HANDLE)
909 {
910 /* FlushFileBuffers fails for console handles
911 * so we ignore this error.
912 */
913 ret = 0;
914 }
915 else
916 {
917 TRACE(":failed-last error (%d)\n",GetLastError());
918 msvcrt_set_errno(GetLastError());
919 ret = -1;
920 }
921 }
922 else
923 {
924 TRACE(":ok\n");
925 ret = 0;
926 }
927
928 release_ioinfo(info);
929 return ret;
930 }
931
932 /* flush_all_buffers calls MSVCRT_fflush which calls flush_all_buffers */
933 int CDECL MSVCRT_fflush(MSVCRT_FILE* file);
934
935 /* INTERNAL: Flush all stream buffer */
936 static int msvcrt_flush_all_buffers(int mask)
937 {
938 int i, num_flushed = 0;
939 MSVCRT_FILE *file;
940
941 LOCK_FILES();
942 for (i = 0; i < MSVCRT_stream_idx; i++) {
943 file = msvcrt_get_file(i);
944
945 if (file->_flag)
946 {
947 if(file->_flag & mask) {
948 MSVCRT_fflush(file);
949 num_flushed++;
950 }
951 }
952 }
953 UNLOCK_FILES();
954
955 TRACE(":flushed (%d) handles\n",num_flushed);
956 return num_flushed;
957 }
958
959 /*********************************************************************
960 * _flushall (MSVCRT.@)
961 */
962 int CDECL MSVCRT__flushall(void)
963 {
964 return msvcrt_flush_all_buffers(MSVCRT__IOWRT | MSVCRT__IOREAD);
965 }
966
967 /*********************************************************************
968 * fflush (MSVCRT.@)
969 */
970 int CDECL MSVCRT_fflush(MSVCRT_FILE* file)
971 {
972 int ret;
973
974 if(!file) {
975 msvcrt_flush_all_buffers(MSVCRT__IOWRT);
976 ret = 0;
977 } else {
978 MSVCRT__lock_file(file);
979 ret = MSVCRT__fflush_nolock(file);
980 MSVCRT__unlock_file(file);
981 }
982
983 return ret;
984 }
985
986 /*********************************************************************
987 * _fflush_nolock (MSVCRT.@)
988 */
989 int CDECL MSVCRT__fflush_nolock(MSVCRT_FILE* file)
990 {
991 int res;
992
993 if(!file) {
994 msvcrt_flush_all_buffers(MSVCRT__IOWRT);
995 return 0;
996 }
997
998 res = msvcrt_flush_buffer(file);
999 if(!res && (file->_flag & MSVCRT__IOCOMMIT))
1000 res = MSVCRT__commit(file->_file) ? MSVCRT_EOF : 0;
1001 return res;
1002 }
1003
1004 /*********************************************************************
1005 * _close (MSVCRT.@)
1006 */
1007 int CDECL MSVCRT__close(int fd)
1008 {
1009 ioinfo *info = get_ioinfo(fd);
1010 int ret;
1011
1012 TRACE(":fd (%d) handle (%p)\n", fd, info->handle);
1013 if (!(info->wxflag & WX_OPEN)) {
1014 ret = -1;
1015 } else {
1016 ret = CloseHandle(info->handle) ? 0 : -1;
1017 msvcrt_free_fd(fd);
1018 if (ret) {
1019 WARN(":failed-last error (%d)\n",GetLastError());
1020 msvcrt_set_errno(GetLastError());
1021 }
1022 }
1023 release_ioinfo(info);
1024 return ret;
1025 }
1026
1027 /*********************************************************************
1028 * _dup2 (MSVCRT.@)
1029 * NOTES
1030 * MSDN isn't clear on this point, but the remarks for _pipe
1031 * indicate file descriptors duplicated with _dup and _dup2 are always
1032 * inheritable.
1033 */
1034 int CDECL MSVCRT__dup2(int od, int nd)
1035 {
1036 ioinfo *info_od, *info_nd;
1037 int ret;
1038
1039 TRACE("(od=%d, nd=%d)\n", od, nd);
1040
1041 if (od < nd)
1042 {
1043 info_od = get_ioinfo(od);
1044 info_nd = get_ioinfo_alloc_fd(nd);
1045 }
1046 else
1047 {
1048 info_nd = get_ioinfo_alloc_fd(nd);
1049 info_od = get_ioinfo(od);
1050 }
1051
1052 if (info_nd == &MSVCRT___badioinfo)
1053 {
1054 ret = -1;
1055 }
1056 else if (info_od->wxflag & WX_OPEN)
1057 {
1058 HANDLE handle;
1059
1060 if (DuplicateHandle(GetCurrentProcess(), info_od->handle,
1061 GetCurrentProcess(), &handle, 0, TRUE, DUPLICATE_SAME_ACCESS))
1062 {
1063 int wxflag = info_od->wxflag & ~MSVCRT__O_NOINHERIT;
1064
1065 if (info_nd->wxflag & WX_OPEN)
1066 MSVCRT__close(nd);
1067
1068 msvcrt_set_fd(info_nd, handle, wxflag);
1069 /* _dup2 returns 0, not nd, on success */
1070 ret = 0;
1071 }
1072 else
1073 {
1074 ret = -1;
1075 msvcrt_set_errno(GetLastError());
1076 }
1077 }
1078 else
1079 {
1080 *MSVCRT__errno() = MSVCRT_EBADF;
1081 ret = -1;
1082 }
1083
1084 release_ioinfo(info_od);
1085 release_ioinfo(info_nd);
1086 return ret;
1087 }
1088
1089 /*********************************************************************
1090 * _dup (MSVCRT.@)
1091 */
1092 int CDECL MSVCRT__dup(int od)
1093 {
1094 int fd, ret;
1095 ioinfo *info = get_ioinfo_alloc(&fd);
1096
1097 if (MSVCRT__dup2(od, fd) == 0)
1098 ret = fd;
1099 else
1100 ret = -1;
1101 release_ioinfo(info);
1102 return ret;
1103 }
1104
1105 /*********************************************************************
1106 * _eof (MSVCRT.@)
1107 */
1108 int CDECL MSVCRT__eof(int fd)
1109 {
1110 ioinfo *info = get_ioinfo(fd);
1111 DWORD curpos,endpos;
1112 LONG hcurpos,hendpos;
1113
1114 TRACE(":fd (%d) handle (%p)\n", fd, info->handle);
1115
1116 if (info->handle == INVALID_HANDLE_VALUE)
1117 {
1118 release_ioinfo(info);
1119 return -1;
1120 }
1121
1122 if (info->wxflag & WX_ATEOF)
1123 {
1124 release_ioinfo(info);
1125 return TRUE;
1126 }
1127
1128 /* Otherwise we do it the hard way */
1129 hcurpos = hendpos = 0;
1130 curpos = SetFilePointer(info->handle, 0, &hcurpos, FILE_CURRENT);
1131 endpos = SetFilePointer(info->handle, 0, &hendpos, FILE_END);
1132
1133 if (curpos == endpos && hcurpos == hendpos)
1134 {
1135 /* FIXME: shouldn't WX_ATEOF be set here? */
1136 release_ioinfo(info);
1137 return TRUE;
1138 }
1139
1140 SetFilePointer(info->handle, curpos, &hcurpos, FILE_BEGIN);
1141 release_ioinfo(info);
1142 return FALSE;
1143 }
1144
1145 /*********************************************************************
1146 * _fcloseall (MSVCRT.@)
1147 */
1148 int CDECL MSVCRT__fcloseall(void)
1149 {
1150 int num_closed = 0, i;
1151 MSVCRT_FILE *file;
1152
1153 LOCK_FILES();
1154 for (i = 3; i < MSVCRT_stream_idx; i++) {
1155 file = msvcrt_get_file(i);
1156
1157 if (file->_flag && !MSVCRT_fclose(file))
1158 num_closed++;
1159 }
1160 UNLOCK_FILES();
1161
1162 TRACE(":closed (%d) handles\n",num_closed);
1163 return num_closed;
1164 }
1165
1166 /* free everything on process exit */
1167 void msvcrt_free_io(void)
1168 {
1169 unsigned int i;
1170 int j;
1171
1172 MSVCRT__flushall();
1173 MSVCRT__fcloseall();
1174
1175 for(i=0; i<sizeof(MSVCRT___pioinfo)/sizeof(MSVCRT___pioinfo[0]); i++)
1176 {
1177 if(!MSVCRT___pioinfo[i])
1178 continue;
1179
1180 for(j=0; j<MSVCRT_FD_BLOCK_SIZE; j++)
1181 {
1182 if(MSVCRT___pioinfo[i][j].exflag & EF_CRIT_INIT)
1183 DeleteCriticalSection(&MSVCRT___pioinfo[i][j].crit);
1184 }
1185 MSVCRT_free(MSVCRT___pioinfo[i]);
1186 }
1187
1188 for(j=0; j<MSVCRT_stream_idx; j++)
1189 {
1190 MSVCRT_FILE *file = msvcrt_get_file(j);
1191 if(file<MSVCRT__iob || file>=MSVCRT__iob+_IOB_ENTRIES)
1192 {
1193 ((file_crit*)file)->crit.DebugInfo->Spare[0] = 0;
1194 DeleteCriticalSection(&((file_crit*)file)->crit);
1195 }
1196 }
1197
1198 for(i=0; i<sizeof(MSVCRT_fstream)/sizeof(MSVCRT_fstream[0]); i++)
1199 MSVCRT_free(MSVCRT_fstream[i]);
1200
1201 DeleteCriticalSection(&MSVCRT_file_cs);
1202 }
1203
1204 /*********************************************************************
1205 * _lseeki64 (MSVCRT.@)
1206 */
1207 __int64 CDECL MSVCRT__lseeki64(int fd, __int64 offset, int whence)
1208 {
1209 ioinfo *info = get_ioinfo(fd);
1210 LARGE_INTEGER ofs;
1211
1212 TRACE(":fd (%d) handle (%p)\n", fd, info->handle);
1213
1214 if (info->handle == INVALID_HANDLE_VALUE)
1215 {
1216 release_ioinfo(info);
1217 return -1;
1218 }
1219
1220 if (whence < 0 || whence > 2)
1221 {
1222 release_ioinfo(info);
1223 *MSVCRT__errno() = MSVCRT_EINVAL;
1224 return -1;
1225 }
1226
1227 TRACE(":fd (%d) to %s pos %s\n",
1228 fd,wine_dbgstr_longlong(offset),
1229 (whence==SEEK_SET)?"SEEK_SET":
1230 (whence==SEEK_CUR)?"SEEK_CUR":
1231 (whence==SEEK_END)?"SEEK_END":"UNKNOWN");
1232
1233 /* The MoleBox protection scheme expects msvcrt to use SetFilePointer only,
1234 * so a LARGE_INTEGER offset cannot be passed directly via SetFilePointerEx. */
1235 ofs.QuadPart = offset;
1236 if ((ofs.u.LowPart = SetFilePointer(info->handle, ofs.u.LowPart, &ofs.u.HighPart, whence)) != INVALID_SET_FILE_POINTER ||
1237 GetLastError() == ERROR_SUCCESS)
1238 {
1239 info->wxflag &= ~WX_ATEOF;
1240 /* FIXME: What if we seek _to_ EOF - is EOF set? */
1241
1242 release_ioinfo(info);
1243 return ofs.QuadPart;
1244 }
1245 release_ioinfo(info);
1246 TRACE(":error-last error (%d)\n",GetLastError());
1247 msvcrt_set_errno(GetLastError());
1248 return -1;
1249 }
1250
1251 /*********************************************************************
1252 * _lseek (MSVCRT.@)
1253 */
1254 LONG CDECL MSVCRT__lseek(int fd, LONG offset, int whence)
1255 {
1256 return MSVCRT__lseeki64(fd, offset, whence);
1257 }
1258
1259 /*********************************************************************
1260 * _lock_file (MSVCRT.@)
1261 */
1262 void CDECL MSVCRT__lock_file(MSVCRT_FILE *file)
1263 {
1264 if(file>=MSVCRT__iob && file<MSVCRT__iob+_IOB_ENTRIES)
1265 _lock(_STREAM_LOCKS+(file-MSVCRT__iob));
1266 else
1267 EnterCriticalSection(&((file_crit*)file)->crit);
1268 }
1269
1270 /*********************************************************************
1271 * _unlock_file (MSVCRT.@)
1272 */
1273 void CDECL MSVCRT__unlock_file(MSVCRT_FILE *file)
1274 {
1275 if(file>=MSVCRT__iob && file<MSVCRT__iob+_IOB_ENTRIES)
1276 _unlock(_STREAM_LOCKS+(file-MSVCRT__iob));
1277 else
1278 LeaveCriticalSection(&((file_crit*)file)->crit);
1279 }
1280
1281 /*********************************************************************
1282 * _locking (MSVCRT.@)
1283 *
1284 * This is untested; the underlying LockFile doesn't work yet.
1285 */
1286 int CDECL MSVCRT__locking(int fd, int mode, LONG nbytes)
1287 {
1288 ioinfo *info = get_ioinfo(fd);
1289 BOOL ret;
1290 DWORD cur_locn;
1291
1292 TRACE(":fd (%d) handle (%p)\n", fd, info->handle);
1293 if (info->handle == INVALID_HANDLE_VALUE)
1294 {
1295 release_ioinfo(info);
1296 return -1;
1297 }
1298
1299 if (mode < 0 || mode > 4)
1300 {
1301 release_ioinfo(info);
1302 *MSVCRT__errno() = MSVCRT_EINVAL;
1303 return -1;
1304 }
1305
1306 TRACE(":fd (%d) by 0x%08x mode %s\n",
1307 fd,nbytes,(mode==MSVCRT__LK_UNLCK)?"_LK_UNLCK":
1308 (mode==MSVCRT__LK_LOCK)?"_LK_LOCK":
1309 (mode==MSVCRT__LK_NBLCK)?"_LK_NBLCK":
1310 (mode==MSVCRT__LK_RLCK)?"_LK_RLCK":
1311 (mode==MSVCRT__LK_NBRLCK)?"_LK_NBRLCK":
1312 "UNKNOWN");
1313
1314 if ((cur_locn = SetFilePointer(info->handle, 0L, NULL, SEEK_CUR)) == INVALID_SET_FILE_POINTER)
1315 {
1316 release_ioinfo(info);
1317 FIXME ("Seek failed\n");
1318 *MSVCRT__errno() = MSVCRT_EINVAL; /* FIXME */
1319 return -1;
1320 }
1321 if (mode == MSVCRT__LK_LOCK || mode == MSVCRT__LK_RLCK)
1322 {
1323 int nretry = 10;
1324 ret = 1; /* just to satisfy gcc */
1325 while (nretry--)
1326 {
1327 ret = LockFile(info->handle, cur_locn, 0L, nbytes, 0L);
1328 if (ret) break;
1329 Sleep(1);
1330 }
1331 }
1332 else if (mode == MSVCRT__LK_UNLCK)
1333 ret = UnlockFile(info->handle, cur_locn, 0L, nbytes, 0L);
1334 else
1335 ret = LockFile(info->handle, cur_locn, 0L, nbytes, 0L);
1336 /* FIXME - what about error settings? */
1337 release_ioinfo(info);
1338 return ret ? 0 : -1;
1339 }
1340
1341 /*********************************************************************
1342 * _fseeki64 (MSVCRT.@)
1343 */
1344 int CDECL MSVCRT__fseeki64(MSVCRT_FILE* file, __int64 offset, int whence)
1345 {
1346 int ret;
1347
1348 MSVCRT__lock_file(file);
1349 ret = MSVCRT__fseeki64_nolock(file, offset, whence);
1350 MSVCRT__unlock_file(file);
1351
1352 return ret;
1353 }
1354
1355 /*********************************************************************
1356 * _fseeki64_nolock (MSVCRT.@)
1357 */
1358 int CDECL MSVCRT__fseeki64_nolock(MSVCRT_FILE* file, __int64 offset, int whence)
1359 {
1360 int ret;
1361
1362 if(whence == SEEK_CUR && file->_flag & MSVCRT__IOREAD ) {
1363 whence = SEEK_SET;
1364 offset += MSVCRT__ftelli64_nolock(file);
1365 }
1366
1367 /* Flush output if needed */
1368 msvcrt_flush_buffer(file);
1369 /* Reset direction of i/o */
1370 if(file->_flag & MSVCRT__IORW) {
1371 file->_flag &= ~(MSVCRT__IOREAD|MSVCRT__IOWRT);
1372 }
1373 /* Clear end of file flag */
1374 file->_flag &= ~MSVCRT__IOEOF;
1375 ret = (MSVCRT__lseeki64(file->_file,offset,whence) == -1)?-1:0;
1376
1377 return ret;
1378 }
1379
1380 /*********************************************************************
1381 * fseek (MSVCRT.@)
1382 */
1383 int CDECL MSVCRT_fseek(MSVCRT_FILE* file, MSVCRT_long offset, int whence)
1384 {
1385 return MSVCRT__fseeki64( file, offset, whence );
1386 }
1387
1388 /*********************************************************************
1389 * _fseek_nolock (MSVCRT.@)
1390 */
1391 int CDECL MSVCRT__fseek_nolock(MSVCRT_FILE* file, MSVCRT_long offset, int whence)
1392 {
1393 return MSVCRT__fseeki64_nolock( file, offset, whence );
1394 }
1395
1396 /*********************************************************************
1397 * _chsize_s (MSVCRT.@)
1398 */
1399 int CDECL MSVCRT__chsize_s(int fd, __int64 size)
1400 {
1401 ioinfo *info;
1402 __int64 cur, pos;
1403 BOOL ret = FALSE;
1404
1405 TRACE("(fd=%d, size=%s)\n", fd, wine_dbgstr_longlong(size));
1406
1407 if (!MSVCRT_CHECK_PMT(size >= 0)) return MSVCRT_EINVAL;
1408
1409
1410 info = get_ioinfo(fd);
1411 if (info->handle != INVALID_HANDLE_VALUE)
1412 {
1413 /* save the current file pointer */
1414 cur = MSVCRT__lseeki64(fd, 0, SEEK_CUR);
1415 if (cur >= 0)
1416 {
1417 pos = MSVCRT__lseeki64(fd, size, SEEK_SET);
1418 if (pos >= 0)
1419 {
1420 ret = SetEndOfFile(info->handle);
1421 if (!ret) msvcrt_set_errno(GetLastError());
1422 }
1423
1424 /* restore the file pointer */
1425 MSVCRT__lseeki64(fd, cur, SEEK_SET);
1426 }
1427 }
1428
1429 release_ioinfo(info);
1430 return ret ? 0 : *MSVCRT__errno();
1431 }
1432
1433 /*********************************************************************
1434 * _chsize (MSVCRT.@)
1435 */
1436 int CDECL MSVCRT__chsize(int fd, MSVCRT_long size)
1437 {
1438 /* _chsize_s returns errno on failure but _chsize should return -1 */
1439 return MSVCRT__chsize_s( fd, size ) == 0 ? 0 : -1;
1440 }
1441
1442 /*********************************************************************
1443 * clearerr (MSVCRT.@)
1444 */
1445 void CDECL MSVCRT_clearerr(MSVCRT_FILE* file)
1446 {
1447 TRACE(":file (%p) fd (%d)\n",file,file->_file);
1448
1449 MSVCRT__lock_file(file);
1450 file->_flag &= ~(MSVCRT__IOERR | MSVCRT__IOEOF);
1451 MSVCRT__unlock_file(file);
1452 }
1453
1454 /*********************************************************************
1455 * rewind (MSVCRT.@)
1456 */
1457 void CDECL MSVCRT_rewind(MSVCRT_FILE* file)
1458 {
1459 TRACE(":file (%p) fd (%d)\n",file,file->_file);
1460
1461 MSVCRT__lock_file(file);
1462 MSVCRT__fseek_nolock(file, 0L, SEEK_SET);
1463 MSVCRT_clearerr(file);
1464 MSVCRT__unlock_file(file);
1465 }
1466
1467 static int msvcrt_get_flags(const MSVCRT_wchar_t* mode, int *open_flags, int* stream_flags)
1468 {
1469 int plus = strchrW(mode, '+') != NULL;
1470
1471 TRACE("%s\n", debugstr_w(mode));
1472
1473 while(*mode == ' ') mode++;
1474
1475 switch(*mode++)
1476 {
1477 case 'R': case 'r':
1478 *open_flags = plus ? MSVCRT__O_RDWR : MSVCRT__O_RDONLY;
1479 *stream_flags = plus ? MSVCRT__IORW : MSVCRT__IOREAD;
1480 break;
1481 case 'W': case 'w':
1482 *open_flags = MSVCRT__O_CREAT | MSVCRT__O_TRUNC | (plus ? MSVCRT__O_RDWR : MSVCRT__O_WRONLY);
1483 *stream_flags = plus ? MSVCRT__IORW : MSVCRT__IOWRT;
1484 break;
1485 case 'A': case 'a':
1486 *open_flags = MSVCRT__O_CREAT | MSVCRT__O_APPEND | (plus ? MSVCRT__O_RDWR : MSVCRT__O_WRONLY);
1487 *stream_flags = plus ? MSVCRT__IORW : MSVCRT__IOWRT;
1488 break;
1489 default:
1490 MSVCRT_INVALID_PMT(0, MSVCRT_EINVAL);
1491 return -1;
1492 }
1493
1494 *stream_flags |= MSVCRT__commode;
1495
1496 while (*mode && *mode!=',')
1497 switch (*mode++)
1498 {
1499 case 'B': case 'b':
1500 *open_flags |= MSVCRT__O_BINARY;
1501 *open_flags &= ~MSVCRT__O_TEXT;
1502 break;
1503 case 't':
1504 *open_flags |= MSVCRT__O_TEXT;
1505 *open_flags &= ~MSVCRT__O_BINARY;
1506 break;
1507 case 'D':
1508 *open_flags |= MSVCRT__O_TEMPORARY;
1509 break;
1510 case 'T':
1511 *open_flags |= MSVCRT__O_SHORT_LIVED;
1512 break;
1513 case 'c':
1514 *stream_flags |= MSVCRT__IOCOMMIT;
1515 break;
1516 case 'n':
1517 *stream_flags &= ~MSVCRT__IOCOMMIT;
1518 break;
1519 case 'N':
1520 *open_flags |= MSVCRT__O_NOINHERIT;
1521 break;
1522 case '+':
1523 case ' ':
1524 case 'a':
1525 case 'w':
1526 break;
1527 case 'S':
1528 case 'R':
1529 FIXME("ignoring cache optimization flag: %c\n", mode[-1]);
1530 break;
1531 default:
1532 ERR("incorrect mode flag: %c\n", mode[-1]);
1533 break;
1534 }
1535
1536 if(*mode == ',')
1537 {
1538 static const WCHAR ccs[] = {'c','c','s'};
1539 static const WCHAR utf8[] = {'u','t','f','-','8'};
1540 static const WCHAR utf16le[] = {'u','t','f','-','1','6','l','e'};
1541 static const WCHAR unicode[] = {'u','n','i','c','o','d','e'};
1542
1543 mode++;
1544 while(*mode == ' ') mode++;
1545 if(!MSVCRT_CHECK_PMT(!strncmpW(ccs, mode, sizeof(ccs)/sizeof(ccs[0]))))
1546 return -1;
1547 mode += sizeof(ccs)/sizeof(ccs[0]);
1548 while(*mode == ' ') mode++;
1549 if(!MSVCRT_CHECK_PMT(*mode == '='))
1550 return -1;
1551 mode++;
1552 while(*mode == ' ') mode++;
1553
1554 if(!strncmpiW(utf8, mode, sizeof(utf8)/sizeof(utf8[0])))
1555 {
1556 *open_flags |= MSVCRT__O_U8TEXT;
1557 mode += sizeof(utf8)/sizeof(utf8[0]);
1558 }
1559 else if(!strncmpiW(utf16le, mode, sizeof(utf16le)/sizeof(utf16le[0])))
1560 {
1561 *open_flags |= MSVCRT__O_U16TEXT;
1562 mode += sizeof(utf16le)/sizeof(utf16le[0]);
1563 }
1564 else if(!strncmpiW(unicode, mode, sizeof(unicode)/sizeof(unicode[0])))
1565 {
1566 *open_flags |= MSVCRT__O_WTEXT;
1567 mode += sizeof(unicode)/sizeof(unicode[0]);
1568 }
1569 else
1570 {
1571 MSVCRT_INVALID_PMT(0, MSVCRT_EINVAL);
1572 return -1;
1573 }
1574
1575 while(*mode == ' ') mode++;
1576 }
1577
1578 if(!MSVCRT_CHECK_PMT(*mode == 0))
1579 return -1;
1580 return 0;
1581 }
1582
1583 /*********************************************************************
1584 * _fdopen (MSVCRT.@)
1585 */
1586 MSVCRT_FILE* CDECL MSVCRT__fdopen(int fd, const char *mode)
1587 {
1588 MSVCRT_FILE *ret;
1589 MSVCRT_wchar_t *modeW = NULL;
1590
1591 if (mode && !(modeW = msvcrt_wstrdupa(mode))) return NULL;
1592
1593 ret = MSVCRT__wfdopen(fd, modeW);
1594
1595 MSVCRT_free(modeW);
1596 return ret;
1597 }
1598
1599 /*********************************************************************
1600 * _wfdopen (MSVCRT.@)
1601 */
1602 MSVCRT_FILE* CDECL MSVCRT__wfdopen(int fd, const MSVCRT_wchar_t *mode)
1603 {
1604 int open_flags, stream_flags;
1605 MSVCRT_FILE* file;
1606
1607 if (msvcrt_get_flags(mode, &open_flags, &stream_flags) == -1) return NULL;
1608
1609 LOCK_FILES();
1610 if (!(file = msvcrt_alloc_fp()))
1611 file = NULL;
1612 else if (msvcrt_init_fp(file, fd, stream_flags) == -1)
1613 {
1614 file->_flag = 0;
1615 file = NULL;
1616 }
1617 else TRACE(":fd (%d) mode (%s) FILE* (%p)\n", fd, debugstr_w(mode), file);
1618 UNLOCK_FILES();
1619
1620 return file;
1621 }
1622
1623 /*********************************************************************
1624 * _filelength (MSVCRT.@)
1625 */
1626 LONG CDECL MSVCRT__filelength(int fd)
1627 {
1628 LONG curPos = MSVCRT__lseek(fd, 0, SEEK_CUR);
1629 if (curPos != -1)
1630 {
1631 LONG endPos = MSVCRT__lseek(fd, 0, SEEK_END);
1632 if (endPos != -1)
1633 {
1634 if (endPos != curPos)
1635 MSVCRT__lseek(fd, curPos, SEEK_SET);
1636 return endPos;
1637 }
1638 }
1639 return -1;
1640 }
1641
1642 /*********************************************************************
1643 * _filelengthi64 (MSVCRT.@)
1644 */
1645 __int64 CDECL MSVCRT__filelengthi64(int fd)
1646 {
1647 __int64 curPos = MSVCRT__lseeki64(fd, 0, SEEK_CUR);
1648 if (curPos != -1)
1649 {
1650 __int64 endPos = MSVCRT__lseeki64(fd, 0, SEEK_END);
1651 if (endPos != -1)
1652 {
1653 if (endPos != curPos)
1654 MSVCRT__lseeki64(fd, curPos, SEEK_SET);
1655 return endPos;
1656 }
1657 }
1658 return -1;
1659 }
1660
1661 /*********************************************************************
1662 * _fileno (MSVCRT.@)
1663 */
1664 int CDECL MSVCRT__fileno(MSVCRT_FILE* file)
1665 {
1666 TRACE(":FILE* (%p) fd (%d)\n",file,file->_file);
1667 return file->_file;
1668 }
1669
1670 /*********************************************************************
1671 * _fstat64 (MSVCRT.@)
1672 */
1673 int CDECL MSVCRT__fstat64(int fd, struct MSVCRT__stat64* buf)
1674 {
1675 ioinfo *info = get_ioinfo(fd);
1676 DWORD dw;
1677 DWORD type;
1678 BY_HANDLE_FILE_INFORMATION hfi;
1679
1680 TRACE(":fd (%d) stat (%p)\n", fd, buf);
1681 if (info->handle == INVALID_HANDLE_VALUE)
1682 {
1683 release_ioinfo(info);
1684 return -1;
1685 }
1686
1687 if (!buf)
1688 {
1689 WARN(":failed-NULL buf\n");
1690 msvcrt_set_errno(ERROR_INVALID_PARAMETER);
1691 release_ioinfo(info);
1692 return -1;
1693 }
1694
1695 memset(&hfi, 0, sizeof(hfi));
1696 memset(buf, 0, sizeof(struct MSVCRT__stat64));
1697 type = GetFileType(info->handle);
1698 if (type == FILE_TYPE_PIPE)
1699 {
1700 buf->st_dev = buf->st_rdev = fd;
1701 buf->st_mode = S_IFIFO;
1702 buf->st_nlink = 1;
1703 }
1704 else if (type == FILE_TYPE_CHAR)
1705 {
1706 buf->st_dev = buf->st_rdev = fd;
1707 buf->st_mode = S_IFCHR;
1708 buf->st_nlink = 1;
1709 }
1710 else /* FILE_TYPE_DISK etc. */
1711 {
1712 if (!GetFileInformationByHandle(info->handle, &hfi))
1713 {
1714 WARN(":failed-last error (%d)\n",GetLastError());
1715 msvcrt_set_errno(ERROR_INVALID_PARAMETER);
1716 release_ioinfo(info);
1717 return -1;
1718 }
1719 buf->st_mode = S_IFREG | 0444;
1720 if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY))
1721 buf->st_mode |= 0222;
1722 buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow;
1723 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw);
1724 buf->st_atime = dw;
1725 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw);
1726 buf->st_mtime = buf->st_ctime = dw;
1727 buf->st_nlink = hfi.nNumberOfLinks;
1728 }
1729 TRACE(":dwFileAttributes = 0x%x, mode set to 0x%x\n",hfi.dwFileAttributes,
1730 buf->st_mode);
1731 release_ioinfo(info);
1732 return 0;
1733 }
1734
1735 /*********************************************************************
1736 * _fstati64 (MSVCRT.@)
1737 */
1738 int CDECL MSVCRT__fstati64(int fd, struct MSVCRT__stati64* buf)
1739 {
1740 int ret;
1741 struct MSVCRT__stat64 buf64;
1742
1743 ret = MSVCRT__fstat64(fd, &buf64);
1744 if (!ret)
1745 msvcrt_stat64_to_stati64(&buf64, buf);
1746 return ret;
1747 }
1748
1749 /*********************************************************************
1750 * _fstat (MSVCRT.@)
1751 */
1752 int CDECL MSVCRT__fstat(int fd, struct MSVCRT__stat* buf)
1753 { int ret;
1754 struct MSVCRT__stat64 buf64;
1755
1756 ret = MSVCRT__fstat64(fd, &buf64);
1757 if (!ret)
1758 msvcrt_stat64_to_stat(&buf64, buf);
1759 return ret;
1760 }
1761
1762 /*********************************************************************
1763 * _fstat32 (MSVCR80.@)
1764 */
1765 int CDECL MSVCRT__fstat32(int fd, struct MSVCRT__stat32* buf)
1766 {
1767 int ret;
1768 struct MSVCRT__stat64 buf64;
1769
1770 ret = MSVCRT__fstat64(fd, &buf64);
1771 if (!ret)
1772 msvcrt_stat64_to_stat32(&buf64, buf);
1773 return ret;
1774 }
1775
1776 /*********************************************************************
1777 * _fstat64i32 (MSVCR80.@)
1778 */
1779 int CDECL MSVCRT__fstat64i32(int fd, struct MSVCRT__stat64i32* buf)
1780 {
1781 int ret;
1782 struct MSVCRT__stat64 buf64;
1783
1784 ret = MSVCRT__fstat64(fd, &buf64);
1785 if (!ret)
1786 msvcrt_stat64_to_stat64i32(&buf64, buf);
1787 return ret;
1788 }
1789
1790 /*********************************************************************
1791 * _futime64 (MSVCRT.@)
1792 */
1793 int CDECL _futime64(int fd, struct MSVCRT___utimbuf64 *t)
1794 {
1795 ioinfo *info = get_ioinfo(fd);
1796 FILETIME at, wt;
1797
1798 if (!t)
1799 {
1800 time_to_filetime( MSVCRT__time64(NULL), &at );
1801 wt = at;
1802 }
1803 else
1804 {
1805 time_to_filetime( t->actime, &at );
1806 time_to_filetime( t->modtime, &wt );
1807 }
1808
1809 if (!SetFileTime(info->handle, NULL, &at, &wt))
1810 {
1811 release_ioinfo(info);
1812 msvcrt_set_errno(GetLastError());
1813 return -1 ;
1814 }
1815 release_ioinfo(info);
1816 return 0;
1817 }
1818
1819 /*********************************************************************
1820 * _futime32 (MSVCRT.@)
1821 */
1822 int CDECL _futime32(int fd, struct MSVCRT___utimbuf32 *t)
1823 {
1824 if (t)
1825 {
1826 struct MSVCRT___utimbuf64 t64;
1827 t64.actime = t->actime;
1828 t64.modtime = t->modtime;
1829 return _futime64( fd, &t64 );
1830 }
1831 else
1832 return _futime64( fd, NULL );
1833 }
1834
1835 /*********************************************************************
1836 * _futime (MSVCRT.@)
1837 */
1838 #ifdef _WIN64
1839 int CDECL _futime(int fd, struct MSVCRT___utimbuf64 *t)
1840 {
1841 return _futime64( fd, t );
1842 }
1843 #else
1844 int CDECL _futime(int fd, struct MSVCRT___utimbuf32 *t)
1845 {
1846 return _futime32( fd, t );
1847 }
1848 #endif
1849
1850 /*********************************************************************
1851 * _get_osfhandle (MSVCRT.@)
1852 */
1853 MSVCRT_intptr_t CDECL MSVCRT__get_osfhandle(int fd)
1854 {
1855 HANDLE hand = get_ioinfo_nolock(fd)->handle;
1856 TRACE(":fd (%d) handle (%p)\n",fd,hand);
1857
1858 if(hand == INVALID_HANDLE_VALUE)
1859 *MSVCRT__errno() = MSVCRT_EBADF;
1860 return (MSVCRT_intptr_t)hand;
1861 }
1862
1863 /*********************************************************************
1864 * _mktemp_s (MSVCRT.@)
1865 */
1866 int CDECL MSVCRT__mktemp_s(char *pattern, MSVCRT_size_t size)
1867 {
1868 DWORD len, xno, id;
1869
1870 if(!MSVCRT_CHECK_PMT(pattern!=NULL))
1871 return MSVCRT_EINVAL;
1872
1873 for(len=0; len<size; len++)
1874 if(!pattern[len])
1875 break;
1876 if(!MSVCRT_CHECK_PMT(len!=size && len>=6)) {
1877 if(size)
1878 pattern[0] = 0;
1879 return MSVCRT_EINVAL;
1880 }
1881
1882 for(xno=1; xno<=6; xno++)
1883 if(!MSVCRT_CHECK_PMT(pattern[len-xno] == 'X'))
1884 return MSVCRT_EINVAL;
1885
1886 id = GetCurrentProcessId();
1887 for(xno=1; xno<6; xno++) {
1888 pattern[len-xno] = id%10 + '0';
1889 id /= 10;
1890 }
1891
1892 for(pattern[len-6]='a'; pattern[len-6]<='z'; pattern[len-6]++) {
1893 if(GetFileAttributesA(pattern) == INVALID_FILE_ATTRIBUTES)
1894 return 0;
1895 }
1896
1897 pattern[0] = 0;
1898 *MSVCRT__errno() = MSVCRT_EEXIST;
1899 return MSVCRT_EEXIST;
1900 }
1901
1902 /*********************************************************************
1903 * _mktemp (MSVCRT.@)
1904 */
1905 char * CDECL MSVCRT__mktemp(char *pattern)
1906 {
1907 int numX = 0;
1908 char *retVal = pattern;
1909 int id;
1910 char letter = 'a';
1911
1912 if(!pattern)
1913 return NULL;
1914
1915 while(*pattern)
1916 numX = (*pattern++ == 'X')? numX + 1 : 0;
1917 if (numX < 6)
1918 return NULL;
1919 pattern--;
1920 id = GetCurrentProcessId();
1921 numX = 6;
1922 while(numX--)
1923 {
1924 int tempNum = id / 10;
1925 *pattern-- = id - (tempNum * 10) + '0';
1926 id = tempNum;
1927 }
1928 pattern++;
1929 do
1930 {
1931 *pattern = letter++;
1932 if (GetFileAttributesA(retVal) == INVALID_FILE_ATTRIBUTES)
1933 return retVal;
1934 } while(letter <= 'z');
1935 return NULL;
1936 }
1937
1938 /*********************************************************************
1939 * _wmktemp_s (MSVCRT.@)
1940 */
1941 int CDECL MSVCRT__wmktemp_s(MSVCRT_wchar_t *pattern, MSVCRT_size_t size)
1942 {
1943 DWORD len, xno, id;
1944
1945 if(!MSVCRT_CHECK_PMT(pattern!=NULL))
1946 return MSVCRT_EINVAL;
1947
1948 for(len=0; len<size; len++)
1949 if(!pattern[len])
1950 break;
1951 if(!MSVCRT_CHECK_PMT(len!=size && len>=6)) {
1952 if(size)
1953 pattern[0] = 0;
1954 return MSVCRT_EINVAL;
1955 }
1956
1957 for(xno=1; xno<=6; xno++)
1958 if(!MSVCRT_CHECK_PMT(pattern[len-xno] == 'X'))
1959 return MSVCRT_EINVAL;
1960
1961 id = GetCurrentProcessId();
1962 for(xno=1; xno<6; xno++) {
1963 pattern[len-xno] = id%10 + '0';
1964 id /= 10;
1965 }
1966
1967 for(pattern[len-6]='a'; pattern[len-6]<='z'; pattern[len-6]++) {
1968 if(GetFileAttributesW(pattern) == INVALID_FILE_ATTRIBUTES)
1969 return 0;
1970 }
1971
1972 pattern[0] = 0;
1973 *MSVCRT__errno() = MSVCRT_EEXIST;
1974 return MSVCRT_EEXIST;
1975 }
1976
1977 /*********************************************************************
1978 * _wmktemp (MSVCRT.@)
1979 */
1980 MSVCRT_wchar_t * CDECL MSVCRT__wmktemp(MSVCRT_wchar_t *pattern)
1981 {
1982 int numX = 0;
1983 MSVCRT_wchar_t *retVal = pattern;
1984 int id;
1985 MSVCRT_wchar_t letter = 'a';
1986
1987 if(!pattern)
1988 return NULL;
1989
1990 while(*pattern)
1991 numX = (*pattern++ == 'X')? numX + 1 : 0;
1992 if (numX < 6)
1993 return NULL;
1994 pattern--;
1995 id = GetCurrentProcessId();
1996 numX = 6;
1997 while(numX--)
1998 {
1999 int tempNum = id / 10;
2000 *pattern-- = id - (tempNum * 10) + '0';
2001 id = tempNum;
2002 }
2003 pattern++;
2004 do
2005 {
2006 if (GetFileAttributesW(retVal) == INVALID_FILE_ATTRIBUTES)
2007 return retVal;
2008 *pattern = letter++;
2009 } while(letter != '|');
2010 return NULL;
2011 }
2012
2013 static unsigned split_oflags(unsigned oflags)
2014 {
2015 int wxflags = 0;
2016 unsigned unsupp; /* until we support everything */
2017
2018 if (oflags & MSVCRT__O_APPEND) wxflags |= WX_APPEND;
2019 if (oflags & MSVCRT__O_BINARY) {/* Nothing to do */}
2020 else if (oflags & MSVCRT__O_TEXT) wxflags |= WX_TEXT;
2021 else if (oflags & MSVCRT__O_WTEXT) wxflags |= WX_TEXT;
2022 else if (oflags & MSVCRT__O_U16TEXT) wxflags |= WX_TEXT;
2023 else if (oflags & MSVCRT__O_U8TEXT) wxflags |= WX_TEXT;
2024 else if (*__p__fmode() & MSVCRT__O_BINARY) {/* Nothing to do */}
2025 else wxflags |= WX_TEXT; /* default to TEXT*/
2026 if (oflags & MSVCRT__O_NOINHERIT) wxflags |= WX_DONTINHERIT;
2027
2028 if ((unsupp = oflags & ~(
2029 MSVCRT__O_BINARY|MSVCRT__O_TEXT|MSVCRT__O_APPEND|
2030 MSVCRT__O_TRUNC|MSVCRT__O_EXCL|MSVCRT__O_CREAT|
2031 MSVCRT__O_RDWR|MSVCRT__O_WRONLY|MSVCRT__O_TEMPORARY|
2032 MSVCRT__O_NOINHERIT|
2033 MSVCRT__O_SEQUENTIAL|MSVCRT__O_RANDOM|MSVCRT__O_SHORT_LIVED|
2034 MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT
2035 )))
2036 ERR(":unsupported oflags 0x%04x\n",unsupp);
2037
2038 return wxflags;
2039 }
2040
2041 /*********************************************************************
2042 * _pipe (MSVCRT.@)
2043 */
2044 int CDECL MSVCRT__pipe(int *pfds, unsigned int psize, int textmode)
2045 {
2046 int ret = -1;
2047 SECURITY_ATTRIBUTES sa;
2048 HANDLE readHandle, writeHandle;
2049
2050 if (!pfds)
2051 {
2052 *MSVCRT__errno() = MSVCRT_EINVAL;
2053 return -1;
2054 }
2055
2056 sa.nLength = sizeof(SECURITY_ATTRIBUTES);
2057 sa.bInheritHandle = !(textmode & MSVCRT__O_NOINHERIT);
2058 sa.lpSecurityDescriptor = NULL;
2059 if (CreatePipe(&readHandle, &writeHandle, &sa, psize))
2060 {
2061 unsigned int wxflags = split_oflags(textmode);
2062 int fd;
2063
2064 fd = msvcrt_alloc_fd(readHandle, wxflags|WX_PIPE);
2065 if (fd != -1)
2066 {
2067 pfds[0] = fd;
2068 fd = msvcrt_alloc_fd(writeHandle, wxflags|WX_PIPE);
2069 if (fd != -1)
2070 {
2071 pfds[1] = fd;
2072 ret = 0;
2073 }
2074 else
2075 {
2076 MSVCRT__close(pfds[0]);
2077 CloseHandle(writeHandle);
2078 *MSVCRT__errno() = MSVCRT_EMFILE;
2079 }
2080 }
2081 else
2082 {
2083 CloseHandle(readHandle);
2084 CloseHandle(writeHandle);
2085 *MSVCRT__errno() = MSVCRT_EMFILE;
2086 }
2087 }
2088 else
2089 msvcrt_set_errno(GetLastError());
2090
2091 return ret;
2092 }
2093
2094 static int check_bom(HANDLE h, int oflags, BOOL seek)
2095 {
2096 char bom[sizeof(utf8_bom)];
2097 DWORD r;
2098
2099 oflags &= ~(MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT);
2100
2101 if (!ReadFile(h, bom, sizeof(utf8_bom), &r, NULL))
2102 return oflags;
2103
2104 if (r==sizeof(utf8_bom) && !memcmp(bom, utf8_bom, sizeof(utf8_bom))) {
2105 oflags |= MSVCRT__O_U8TEXT;
2106 }else if (r>=sizeof(utf16_bom) && !memcmp(bom, utf16_bom, sizeof(utf16_bom))) {
2107 if (seek && r>2)
2108 SetFilePointer(h, 2, NULL, FILE_BEGIN);
2109 oflags |= MSVCRT__O_U16TEXT;
2110 }else if (seek) {
2111 SetFilePointer(h, 0, NULL, FILE_BEGIN);
2112 }
2113
2114 return oflags;
2115 }
2116
2117 /*********************************************************************
2118 * _wsopen_s (MSVCRT.@)
2119 */
2120 int CDECL MSVCRT__wsopen_s( int *fd, const MSVCRT_wchar_t* path, int oflags, int shflags, int pmode )
2121 {
2122 DWORD access = 0, creation = 0, attrib;
2123 SECURITY_ATTRIBUTES sa;
2124 DWORD sharing, type;
2125 int wxflag;
2126 HANDLE hand;
2127
2128 TRACE("fd*: %p :file (%s) oflags: 0x%04x shflags: 0x%04x pmode: 0x%04x\n",
2129 fd, debugstr_w(path), oflags, shflags, pmode);
2130
2131 if (!MSVCRT_CHECK_PMT( fd != NULL )) return MSVCRT_EINVAL;
2132
2133 *fd = -1;
2134 wxflag = split_oflags(oflags);
2135 switch (oflags & (MSVCRT__O_RDONLY | MSVCRT__O_WRONLY | MSVCRT__O_RDWR))
2136 {
2137 case MSVCRT__O_RDONLY: access |= GENERIC_READ; break;
2138 case MSVCRT__O_WRONLY: access |= GENERIC_WRITE; break;
2139 case MSVCRT__O_RDWR: access |= GENERIC_WRITE | GENERIC_READ; break;
2140 }
2141
2142 if (oflags & MSVCRT__O_CREAT)
2143 {
2144 if(pmode & ~(MSVCRT__S_IREAD | MSVCRT__S_IWRITE))
2145 FIXME(": pmode 0x%04x ignored\n", pmode);
2146
2147 if (oflags & MSVCRT__O_EXCL)
2148 creation = CREATE_NEW;
2149 else if (oflags & MSVCRT__O_TRUNC)
2150 creation = CREATE_ALWAYS;
2151 else
2152 creation = OPEN_ALWAYS;
2153 }
2154 else /* no MSVCRT__O_CREAT */
2155 {
2156 if (oflags & MSVCRT__O_TRUNC)
2157 creation = TRUNCATE_EXISTING;
2158 else
2159 creation = OPEN_EXISTING;
2160 }
2161
2162 switch( shflags )
2163 {
2164 case MSVCRT__SH_DENYRW:
2165 sharing = 0L;
2166 break;
2167 case MSVCRT__SH_DENYWR:
2168 sharing = FILE_SHARE_READ;
2169 break;
2170 case MSVCRT__SH_DENYRD:
2171 sharing = FILE_SHARE_WRITE;
2172 break;
2173 case MSVCRT__SH_DENYNO:
2174 sharing = FILE_SHARE_READ | FILE_SHARE_WRITE;
2175 break;
2176 default:
2177 ERR( "Unhandled shflags 0x%x\n", shflags );
2178 return MSVCRT_EINVAL;
2179 }
2180
2181 if (!(pmode & ~MSVCRT_umask & MSVCRT__S_IWRITE))
2182 attrib = FILE_ATTRIBUTE_READONLY;
2183 else
2184 attrib = FILE_ATTRIBUTE_NORMAL;
2185
2186 if (oflags & MSVCRT__O_TEMPORARY)
2187 {
2188 attrib |= FILE_FLAG_DELETE_ON_CLOSE;
2189 access |= DELETE;
2190 sharing |= FILE_SHARE_DELETE;
2191 }
2192
2193 sa.nLength = sizeof( SECURITY_ATTRIBUTES );
2194 sa.lpSecurityDescriptor = NULL;
2195 sa.bInheritHandle = !(oflags & MSVCRT__O_NOINHERIT);
2196
2197 if ((oflags&(MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT))
2198 && (creation==OPEN_ALWAYS || creation==OPEN_EXISTING)
2199 && !(access&GENERIC_READ))
2200 {
2201 hand = CreateFileW(path, GENERIC_READ, FILE_SHARE_READ|FILE_SHARE_WRITE,
2202 &sa, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0);
2203 if (hand != INVALID_HANDLE_VALUE)
2204 {
2205 oflags = check_bom(hand, oflags, FALSE);
2206 CloseHandle(hand);
2207 }
2208 else
2209 oflags &= ~(MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT);
2210 }
2211
2212 hand = CreateFileW(path, access, sharing, &sa, creation, attrib, 0);
2213 if (hand == INVALID_HANDLE_VALUE) {
2214 WARN(":failed-last error (%d)\n",GetLastError());
2215 msvcrt_set_errno(GetLastError());
2216 return *MSVCRT__errno();
2217 }
2218
2219 if (oflags & (MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT))
2220 {
2221 if ((access & GENERIC_WRITE) && (creation==CREATE_NEW
2222 || creation==CREATE_ALWAYS || creation==TRUNCATE_EXISTING
2223 || (creation==OPEN_ALWAYS && GetLastError()==ERROR_ALREADY_EXISTS)))
2224 {
2225 if (oflags & MSVCRT__O_U8TEXT)
2226 {
2227 DWORD written = 0, tmp;
2228
2229 while(written!=sizeof(utf8_bom) && WriteFile(hand, (char*)utf8_bom+written,
2230 sizeof(utf8_bom)-written, &tmp, NULL))
2231 written += tmp;
2232 if (written != sizeof(utf8_bom)) {
2233 WARN("error writing BOM\n");
2234 CloseHandle(hand);
2235 msvcrt_set_errno(GetLastError());
2236 return *MSVCRT__errno();
2237 }
2238 }
2239 else
2240 {
2241 DWORD written = 0, tmp;
2242
2243 while(written!=sizeof(utf16_bom) && WriteFile(hand, (char*)utf16_bom+written,
2244 sizeof(utf16_bom)-written, &tmp, NULL))
2245 written += tmp;
2246 if (written != sizeof(utf16_bom))
2247 {
2248 WARN("error writing BOM\n");
2249 CloseHandle(hand);
2250 msvcrt_set_errno(GetLastError());
2251 return *MSVCRT__errno();
2252 }
2253 }
2254 }
2255 else if (access & GENERIC_READ)
2256 oflags = check_bom(hand, oflags, TRUE);
2257 }
2258
2259 type = GetFileType(hand);
2260 if (type == FILE_TYPE_CHAR)
2261 wxflag |= WX_TTY;
2262 else if (type == FILE_TYPE_PIPE)
2263 wxflag |= WX_PIPE;
2264
2265 *fd = msvcrt_alloc_fd(hand, wxflag);
2266 if (*fd == -1)
2267 return *MSVCRT__errno();
2268
2269 if (oflags & MSVCRT__O_WTEXT)
2270 get_ioinfo_nolock(*fd)->exflag |= EF_UTF16|EF_UNK_UNICODE;
2271 else if (oflags & MSVCRT__O_U16TEXT)
2272 get_ioinfo_nolock(*fd)->exflag |= EF_UTF16;
2273 else if (oflags & MSVCRT__O_U8TEXT)
2274 get_ioinfo_nolock(*fd)->exflag |= EF_UTF8;
2275
2276 TRACE(":fd (%d) handle (%p)\n", *fd, hand);
2277 return 0;
2278 }
2279
2280 /*********************************************************************
2281 * _wsopen (MSVCRT.@)
2282 */
2283 int CDECL MSVCRT__wsopen( const MSVCRT_wchar_t *path, int oflags, int shflags, ... )
2284 {
2285 int pmode;
2286 int fd;
2287
2288 if (oflags & MSVCRT__O_CREAT)
2289 {
2290 __ms_va_list ap;
2291
2292 __ms_va_start(ap, shflags);
2293 pmode = va_arg(ap, int);
2294 __ms_va_end(ap);
2295 }
2296 else
2297 pmode = 0;
2298
2299 MSVCRT__wsopen_s(&fd, path, oflags, shflags, pmode);
2300 return fd;
2301 }
2302
2303 /*********************************************************************
2304 * _sopen_s (MSVCRT.@)
2305 */
2306 int CDECL MSVCRT__sopen_s( int *fd, const char *path, int oflags, int shflags, int pmode )
2307 {
2308 MSVCRT_wchar_t *pathW;
2309 int ret;
2310
2311 if (!MSVCRT_CHECK_PMT(fd != NULL))
2312 return MSVCRT_EINVAL;
2313 *fd = -1;
2314 if(!MSVCRT_CHECK_PMT(path && (pathW = msvcrt_wstrdupa(path))))
2315 return MSVCRT_EINVAL;
2316
2317 ret = MSVCRT__wsopen_s(fd, pathW, oflags, shflags, pmode);
2318 MSVCRT_free(pathW);
2319 return ret;
2320 }
2321
2322 /*********************************************************************
2323 * _sopen (MSVCRT.@)
2324 */
2325 int CDECL MSVCRT__sopen( const char *path, int oflags, int shflags, ... )
2326 {
2327 int pmode;
2328 int fd;
2329
2330 if (oflags & MSVCRT__O_CREAT)
2331 {
2332 __ms_va_list ap;
2333
2334 __ms_va_start(ap, shflags);
2335 pmode = va_arg(ap, int);
2336 __ms_va_end(ap);
2337 }
2338 else
2339 pmode = 0;
2340
2341 MSVCRT__sopen_s(&fd, path, oflags, shflags, pmode);
2342 return fd;
2343 }
2344
2345 /*********************************************************************
2346 * _open (MSVCRT.@)
2347 */
2348 int CDECL MSVCRT__open( const char *path, int flags, ... )
2349 {
2350 __ms_va_list ap;
2351
2352 if (flags & MSVCRT__O_CREAT)
2353 {
2354 int pmode;
2355 __ms_va_start(ap, flags);
2356 pmode = va_arg(ap, int);
2357 __ms_va_end(ap);
2358 return MSVCRT__sopen( path, flags, MSVCRT__SH_DENYNO, pmode );
2359 }
2360 else
2361 return MSVCRT__sopen( path, flags, MSVCRT__SH_DENYNO);
2362 }
2363
2364 /*********************************************************************
2365 * _wopen (MSVCRT.@)
2366 */
2367 int CDECL MSVCRT__wopen(const MSVCRT_wchar_t *path,int flags,...)
2368 {
2369 __ms_va_list ap;
2370
2371 if (flags & MSVCRT__O_CREAT)
2372 {
2373 int pmode;
2374 __ms_va_start(ap, flags);
2375 pmode = va_arg(ap, int);
2376 __ms_va_end(ap);
2377 return MSVCRT__wsopen( path, flags, MSVCRT__SH_DENYNO, pmode );
2378 }
2379 else
2380 return MSVCRT__wsopen( path, flags, MSVCRT__SH_DENYNO);
2381 }
2382
2383 /*********************************************************************
2384 * _creat (MSVCRT.@)
2385 */
2386 int CDECL MSVCRT__creat(const char *path, int flags)
2387 {
2388 int usedFlags = (flags & MSVCRT__O_TEXT)| MSVCRT__O_CREAT| MSVCRT__O_WRONLY| MSVCRT__O_TRUNC;
2389 return MSVCRT__open(path, usedFlags);
2390 }
2391
2392 /*********************************************************************
2393 * _wcreat (MSVCRT.@)
2394 */
2395 int CDECL MSVCRT__wcreat(const MSVCRT_wchar_t *path, int flags)
2396 {
2397 int usedFlags = (flags & MSVCRT__O_TEXT)| MSVCRT__O_CREAT| MSVCRT__O_WRONLY| MSVCRT__O_TRUNC;
2398 return MSVCRT__wopen(path, usedFlags);
2399 }
2400
2401 /*********************************************************************
2402 * _open_osfhandle (MSVCRT.@)
2403 */
2404 int CDECL MSVCRT__open_osfhandle(MSVCRT_intptr_t handle, int oflags)
2405 {
2406 DWORD flags;
2407 int fd;
2408
2409 /* MSVCRT__O_RDONLY (0) always matches, so set the read flag
2410 * MFC's CStdioFile clears O_RDONLY (0)! if it wants to write to the
2411 * file, so set the write flag. It also only sets MSVCRT__O_TEXT if it wants
2412 * text - it never sets MSVCRT__O_BINARY.
2413 */
2414 /* don't let split_oflags() decide the mode if no mode is passed */
2415 if (!(oflags & (MSVCRT__O_BINARY | MSVCRT__O_TEXT)))
2416 oflags |= MSVCRT__O_BINARY;
2417
2418 flags = GetFileType((HANDLE)handle);
2419 if (flags==FILE_TYPE_UNKNOWN && GetLastError()!=NO_ERROR)
2420 {
2421 msvcrt_set_errno(GetLastError());
2422 return -1;
2423 }
2424
2425 if (flags == FILE_TYPE_CHAR)
2426 flags = WX_TTY;
2427 else if (flags == FILE_TYPE_PIPE)
2428 flags = WX_PIPE;
2429 else
2430 flags = 0;
2431 flags |= split_oflags(oflags);
2432
2433 fd = msvcrt_alloc_fd((HANDLE)handle, flags);
2434 TRACE(":handle (%ld) fd (%d) flags 0x%08x\n", handle, fd, flags);
2435 return fd;
2436 }
2437
2438 /*********************************************************************
2439 * _rmtmp (MSVCRT.@)
2440 */
2441 int CDECL MSVCRT__rmtmp(void)
2442 {
2443 int num_removed = 0, i;
2444 MSVCRT_FILE *file;
2445
2446 LOCK_FILES();
2447 for (i = 3; i < MSVCRT_stream_idx; i++) {
2448 file = msvcrt_get_file(i);
2449
2450 if (file->_tmpfname)
2451 {
2452 MSVCRT_fclose(file);
2453 num_removed++;
2454 }
2455 }
2456 UNLOCK_FILES();
2457
2458 if (num_removed)
2459 TRACE(":removed (%d) temp files\n",num_removed);
2460 return num_removed;
2461 }
2462
2463 static inline int get_utf8_char_len(char ch)
2464 {
2465 if((ch&0xf8) == 0xf0)
2466 return 4;
2467 else if((ch&0xf0) == 0xe0)
2468 return 3;
2469 else if((ch&0xe0) == 0xc0)
2470 return 2;
2471 return 1;
2472 }
2473
2474 /*********************************************************************
2475 * (internal) read_utf8
2476 */
2477 static int read_utf8(ioinfo *fdinfo, MSVCRT_wchar_t *buf, unsigned int count)
2478 {
2479 HANDLE hand = fdinfo->handle;
2480 char min_buf[4], *readbuf, lookahead;
2481 DWORD readbuf_size, pos=0, num_read=1, char_len, i, j;
2482
2483 /* make the buffer big enough to hold at least one character */
2484 /* read bytes have to fit to output and lookahead buffers */
2485 count /= 2;
2486 readbuf_size = count < 4 ? 4 : count;
2487 if(readbuf_size<=4 || !(readbuf = MSVCRT_malloc(readbuf_size))) {
2488 readbuf_size = 4;
2489 readbuf = min_buf;
2490 }
2491
2492 if(fdinfo->lookahead[0] != '\n') {
2493 readbuf[pos++] = fdinfo->lookahead[0];
2494 fdinfo->lookahead[0] = '\n';
2495
2496 if(fdinfo->lookahead[1] != '\n') {
2497 readbuf[pos++] = fdinfo->lookahead[1];
2498 fdinfo->lookahead[1] = '\n';
2499
2500 if(fdinfo->lookahead[2] != '\n') {
2501 readbuf[pos++] = fdinfo->lookahead[2];
2502 fdinfo->lookahead[2] = '\n';
2503 }
2504 }
2505 }
2506
2507 /* NOTE: this case is broken in native dll, reading
2508 * sometimes fails when small buffer is passed
2509 */
2510 if(count < 4) {
2511 if(!pos && !ReadFile(hand, readbuf, 1, &num_read, NULL)) {
2512 if (GetLastError() == ERROR_BROKEN_PIPE) {
2513 fdinfo->wxflag |= WX_ATEOF;
2514 return 0;
2515 }else {
2516 msvcrt_set_errno(GetLastError());
2517 return -1;
2518 }
2519 }else if(!num_read) {
2520 fdinfo->wxflag |= WX_ATEOF;
2521 return 0;
2522 }else {
2523 pos++;
2524 }
2525
2526 char_len = get_utf8_char_len(readbuf[0]);
2527 if(char_len>pos) {
2528 if(ReadFile(hand, readbuf+pos, char_len-pos, &num_read, NULL))
2529 pos += num_read;
2530 }
2531
2532 if(readbuf[0] == '\n')
2533 fdinfo->wxflag |= WX_READNL;
2534 else
2535 fdinfo->wxflag &= ~WX_READNL;
2536
2537 if(readbuf[0] == 0x1a) {
2538 fdinfo->wxflag |= WX_ATEOF;
2539 return 0;
2540 }
2541
2542 if(readbuf[0] == '\r') {
2543 if(!ReadFile(hand, &lookahead, 1, &num_read, NULL) || num_read!=1)
2544 buf[0] = '\r';
2545 else if(lookahead == '\n')
2546 buf[0] = '\n';
2547 else {
2548 buf[0] = '\r';
2549 if(fdinfo->wxflag & (WX_PIPE | WX_TTY))
2550 fdinfo->lookahead[0] = lookahead;
2551 else
2552 SetFilePointer(fdinfo->handle, -1, NULL, FILE_CURRENT);
2553 }
2554 return 2;
2555 }
2556
2557 if(!(num_read = MultiByteToWideChar(CP_UTF8, 0, readbuf, pos, buf, count))) {
2558 msvcrt_set_errno(GetLastError());
2559 return -1;
2560 }
2561
2562 return num_read*2;
2563 }
2564
2565 if(!ReadFile(hand, readbuf+pos, readbuf_size-pos, &num_read, NULL)) {
2566 if(pos) {
2567 num_read = 0;
2568 }else if(GetLastError() == ERROR_BROKEN_PIPE) {
2569 fdinfo->wxflag |= WX_ATEOF;
2570 if (readbuf != min_buf) MSVCRT_free(readbuf);
2571 return 0;
2572 }else {
2573 msvcrt_set_errno(GetLastError());
2574 if (readbuf != min_buf) MSVCRT_free(readbuf);
2575 return -1;
2576 }
2577 }else if(!pos && !num_read) {
2578 fdinfo->wxflag |= WX_ATEOF;
2579 if (readbuf != min_buf) MSVCRT_free(readbuf);
2580 return 0;
2581 }
2582
2583 pos += num_read;
2584 if(readbuf[0] == '\n')
2585 fdinfo->wxflag |= WX_READNL;
2586 else
2587 fdinfo->wxflag &= ~WX_READNL;
2588
2589 /* Find first byte of last character (may be incomplete) */
2590 for(i=pos-1; i>0 && i>pos-4; i--)
2591 if((readbuf[i]&0xc0) != 0x80)
2592 break;
2593 char_len = get_utf8_char_len(readbuf[i]);
2594 if(char_len+i <= pos)
2595 i += char_len;
2596
2597 if(fdinfo->wxflag & (WX_PIPE | WX_TTY)) {
2598 if(i < pos)
2599 fdinfo->lookahead[0] = readbuf[i];
2600 if(i+1 < pos)
2601 fdinfo->lookahead[1] = readbuf[i+1];
2602 if(i+2 < pos)
2603 fdinfo->lookahead[2] = readbuf[i+2];
2604 }else if(i < pos) {
2605 SetFilePointer(fdinfo->handle, i-pos, NULL, FILE_CURRENT);
2606 }
2607 pos = i;
2608
2609 for(i=0, j=0; i<pos; i++) {
2610 if(readbuf[i] == 0x1a) {
2611 fdinfo->wxflag |= WX_ATEOF;
2612 break;
2613 }
2614
2615 /* strip '\r' if followed by '\n' */
2616 if(readbuf[i] == '\r' && i+1==pos) {
2617 if(fdinfo->lookahead[0] != '\n' || !ReadFile(hand, &lookahead, 1, &num_read, NULL) || !num_read) {
2618 readbuf[j++] = '\r';
2619 }else if(lookahead == '\n' && j==0) {
2620 readbuf[j++] = '\n';
2621 }else {
2622 if(lookahead != '\n')
2623 readbuf[j++] = '\r';
2624
2625 if(fdinfo->wxflag & (WX_PIPE | WX_TTY))
2626 fdinfo->lookahead[0] = lookahead;
2627 else
2628 SetFilePointer(fdinfo->handle, -1, NULL, FILE_CURRENT);
2629 }
2630 }else if(readbuf[i]!='\r' || readbuf[i+1]!='\n') {
2631 readbuf[j++] = readbuf[i];
2632 }
2633 }
2634 pos = j;
2635
2636 if(!(num_read = MultiByteToWideChar(CP_UTF8, 0, readbuf, pos, buf, count))) {
2637 msvcrt_set_errno(GetLastError());
2638 if (readbuf != min_buf) MSVCRT_free(readbuf);
2639 return -1;
2640 }
2641
2642 if (readbuf != min_buf) MSVCRT_free(readbuf);
2643 return num_read*2;
2644 }
2645
2646 /*********************************************************************
2647 * (internal) read_i
2648 *
2649 * When reading \r as last character in text mode, read() positions
2650 * the file pointer on the \r character while getc() goes on to
2651 * the following \n
2652 */
2653 static int read_i(int fd, ioinfo *fdinfo, void *buf, unsigned int count)
2654 {
2655 DWORD num_read, utf16;
2656 char *bufstart = buf;
2657
2658 if (count == 0)
2659 return 0;
2660
2661 if (fdinfo->wxflag & WX_ATEOF) {
2662 TRACE("already at EOF, returning 0\n");
2663 return 0;
2664 }
2665 /* Don't trace small reads, it gets *very* annoying */
2666 if (count > 4)
2667 TRACE(":fd (%d) handle (%p) buf (%p) len (%d)\n", fd, fdinfo->handle, buf, count);
2668 if (fdinfo->handle == INVALID_HANDLE_VALUE)
2669 {
2670 *MSVCRT__errno() = MSVCRT_EBADF;
2671 return -1;
2672 }
2673
2674 utf16 = (fdinfo->exflag & EF_UTF16) != 0;
2675 if (((fdinfo->exflag&EF_UTF8) || utf16) && count&1)
2676 {
2677 *MSVCRT__errno() = MSVCRT_EINVAL;
2678 return -1;
2679 }
2680
2681 if((fdinfo->wxflag&WX_TEXT) && (fdinfo->exflag&EF_UTF8))
2682 return read_utf8(fdinfo, buf, count);
2683
2684 if (fdinfo->lookahead[0]!='\n' || ReadFile(fdinfo->handle, bufstart, count, &num_read, NULL))
2685 {
2686 if (fdinfo->lookahead[0] != '\n')
2687 {
2688 bufstart[0] = fdinfo->lookahead[0];
2689 fdinfo->lookahead[0] = '\n';
2690
2691 if (utf16)
2692 {
2693 bufstart[1] = fdinfo->lookahead[1];
2694 fdinfo->lookahead[1] = '\n';
2695 }
2696
2697 if(count>1+utf16 && ReadFile(fdinfo->handle, bufstart+1+utf16, count-1-utf16, &num_read, NULL))
2698 num_read += 1+utf16;
2699 else
2700 num_read = 1+utf16;
2701 }
2702
2703 if(utf16 && (num_read&1))
2704 {
2705 /* msvcr90 uses uninitialized value from the buffer in this case */
2706 /* msvcrt ignores additional data */
2707 ERR("got odd number of bytes in UTF16 mode\n");
2708 num_read--;
2709 }
2710
2711 if (count != 0 && num_read == 0)
2712 {
2713 fdinfo->wxflag |= WX_ATEOF;
2714 TRACE(":EOF %s\n",debugstr_an(buf,num_read));
2715 }
2716 else if (fdinfo->wxflag & WX_TEXT)
2717 {
2718 DWORD i, j;
2719
2720 if (bufstart[0]=='\n' && (!utf16 || bufstart[1]==0))
2721 fdinfo->wxflag |= WX_READNL;
2722 else
2723 fdinfo->wxflag &= ~WX_READNL;
2724
2725 for (i=0, j=0; i<num_read; i+=1+utf16)
2726 {
2727 /* in text mode, a ctrl-z signals EOF */
2728 if (bufstart[i]==0x1a && (!utf16 || bufstart[i+1]==0))
2729 {
2730 fdinfo->wxflag |= WX_ATEOF;
2731 TRACE(":^Z EOF %s\n",debugstr_an(buf,num_read));
2732 break;
2733 }
2734
2735 /* in text mode, strip \r if followed by \n */
2736 if (bufstart[i]=='\r' && (!utf16 || bufstart[i+1]==0) && i+1+utf16==num_read)
2737 {
2738 char lookahead[2];
2739 DWORD len;
2740
2741 lookahead[1] = '\n';
2742 if (ReadFile(fdinfo->handle, lookahead, 1+utf16, &len, NULL) && len)
2743 {
2744 if(lookahead[0]=='\n' && (!utf16 || lookahead[1]==0) && j==0)
2745 {
2746 bufstart[j++] = '\n';
2747 if(utf16) bufstart[j++] = 0;
2748 }
2749 else
2750 {
2751 if(lookahead[0]!='\n' || (utf16 && lookahead[1]!=0))
2752 {
2753 bufstart[j++] = '\r';
2754 if(utf16) bufstart[j++] = 0;
2755 }
2756
2757 if (fdinfo->wxflag & (WX_PIPE | WX_TTY))
2758 {
2759 if (lookahead[0]=='\n' && (!utf16 || !lookahead[1]))
2760 {
2761 bufstart[j++] = '\n';
2762 if (utf16) bufstart[j++] = 0;
2763 }
2764 else
2765 {
2766 fdinfo->lookahead[0] = lookahead[0];
2767 fdinfo->lookahead[1] = lookahead[1];
2768 }
2769 }
2770 else
2771 SetFilePointer(fdinfo->handle, -1-utf16, NULL, FILE_CURRENT);
2772 }
2773 }
2774 else
2775 {
2776 bufstart[j++] = '\r';
2777 if(utf16) bufstart[j++] = 0;
2778 }
2779 }
2780 else if((bufstart[i]!='\r' || (utf16 && bufstart[i+1]!=0))
2781 || (bufstart[i+1+utf16]!='\n' || (utf16 && bufstart[i+3]!=0)))
2782 {
2783 bufstart[j++] = bufstart[i];
2784 if(utf16) bufstart[j++] = bufstart[i+1];
2785 }
2786 }
2787 num_read = j;
2788 }
2789 }
2790 else
2791 {
2792 if (GetLastError() == ERROR_BROKEN_PIPE)
2793 {
2794 TRACE(":end-of-pipe\n");
2795 fdinfo->wxflag |= WX_ATEOF;
2796 return 0;
2797 }
2798 else
2799 {
2800 TRACE(":failed-last error (%d)\n",GetLastError());
2801 return -1;
2802 }
2803 }
2804
2805 if (count > 4)
2806 TRACE("(%u), %s\n",num_read,debugstr_an(buf, num_read));
2807 return num_read;
2808 }
2809
2810 /*********************************************************************
2811 * _read (MSVCRT.@)
2812 */
2813 int CDECL MSVCRT__read(int fd, void *buf, unsigned int count)
2814 {
2815 ioinfo *info = get_ioinfo(fd);
2816 int num_read = read_i(fd, info, buf, count);
2817 release_ioinfo(info);
2818 return num_read;
2819 }
2820
2821 /*********************************************************************
2822 * _setmode (MSVCRT.@)
2823 */
2824 int CDECL MSVCRT__setmode(int fd,int mode)
2825 {
2826 ioinfo *info = get_ioinfo(fd);
2827 int ret = info->wxflag & WX_TEXT ? MSVCRT__O_TEXT : MSVCRT__O_BINARY;
2828 if(ret==MSVCRT__O_TEXT && (info->exflag & (EF_UTF8|EF_UTF16)))
2829 ret = MSVCRT__O_WTEXT;
2830
2831 if(mode!=MSVCRT__O_TEXT && mode!=MSVCRT__O_BINARY && mode!=MSVCRT__O_WTEXT
2832 && mode!=MSVCRT__O_U16TEXT && mode!=MSVCRT__O_U8TEXT) {
2833 *MSVCRT__errno() = MSVCRT_EINVAL;
2834 release_ioinfo(info);
2835 return -1;
2836 }
2837
2838 if(mode == MSVCRT__O_BINARY) {
2839 info->wxflag &= ~WX_TEXT;
2840 info->exflag &= ~(EF_UTF8|EF_UTF16);
2841 release_ioinfo(info);
2842 return ret;
2843 }
2844
2845 info->wxflag |= WX_TEXT;
2846 if(mode == MSVCRT__O_TEXT)
2847 info->exflag &= ~(EF_UTF8|EF_UTF16);
2848 else if(mode == MSVCRT__O_U8TEXT)
2849 info->exflag = (info->exflag & ~EF_UTF16) | EF_UTF8;
2850 else
2851 info->exflag = (info->exflag & ~EF_UTF8) | EF_UTF16;
2852
2853 release_ioinfo(info);
2854 return ret;
2855 }
2856
2857 /*********************************************************************
2858 * _stat64 (MSVCRT.@)
2859 */
2860 int CDECL MSVCRT_stat64(const char* path, struct MSVCRT__stat64 * buf)
2861 {
2862 DWORD dw;
2863 WIN32_FILE_ATTRIBUTE_DATA hfi;
2864 unsigned short mode = ALL_S_IREAD;
2865 int plen;
2866
2867 TRACE(":file (%s) buf(%p)\n",path,buf);
2868
2869 plen = strlen(path);
2870 while (plen && path[plen-1]==' ')
2871 plen--;
2872
2873 if (plen && (plen<2 || path[plen-2]!=':') &&
2874 (path[plen-1]==':' || path[plen-1]=='\\' || path[plen-1]=='/'))
2875 {
2876 *MSVCRT__errno() = MSVCRT_ENOENT;
2877 return -1;
2878 }
2879
2880 if (!GetFileAttributesExA(path, GetFileExInfoStandard, &hfi))
2881 {
2882 TRACE("failed (%d)\n",GetLastError());
2883 *MSVCRT__errno() = MSVCRT_ENOENT;
2884 return -1;
2885 }
2886
2887 memset(buf,0,sizeof(struct MSVCRT__stat64));
2888
2889 /* FIXME: rdev isn't drive num, despite what the docs say-what is it?
2890 Bon 011120: This FIXME seems incorrect
2891 Also a letter as first char isn't enough to be classified
2892 as a drive letter
2893 */
2894 if (isalpha(*path)&& (*(path+1)==':'))
2895 buf->st_dev = buf->st_rdev = toupper(*path) - 'A'; /* drive num */
2896 else
2897 buf->st_dev = buf->st_rdev = MSVCRT__getdrive() - 1;
2898
2899 /* Dir, or regular file? */
2900 if (hfi.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
2901 mode |= (MSVCRT__S_IFDIR | ALL_S_IEXEC);
2902 else
2903 {
2904 mode |= MSVCRT__S_IFREG;
2905 /* executable? */
2906 if (plen > 6 && path[plen-4] == '.') /* shortest exe: "\x.exe" */
2907 {
2908 unsigned int ext = tolower(path[plen-1]) | (tolower(path[plen-2]) << 8) |
2909 (tolower(path[plen-3]) << 16);
2910 if (ext == EXE || ext == BAT || ext == CMD || ext == COM)
2911 mode |= ALL_S_IEXEC;
2912 }
2913 }
2914
2915 if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY))
2916 mode |= ALL_S_IWRITE;
2917
2918 buf->st_mode = mode;
2919 buf->st_nlink = 1;
2920 buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow;
2921 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw);
2922 buf->st_atime = dw;
2923 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw);
2924 buf->st_mtime = buf->st_ctime = dw;
2925 TRACE("%d %d 0x%08x%08x %d %d %d\n", buf->st_mode,buf->st_nlink,
2926 (int)(buf->st_size >> 32),(int)buf->st_size,
2927 (int)buf->st_atime,(int)buf->st_mtime,(int)buf->st_ctime);
2928 return 0;
2929 }
2930
2931 /*********************************************************************
2932 * _stati64 (MSVCRT.@)
2933 */
2934 int CDECL MSVCRT_stati64(const char* path, struct MSVCRT__stati64 * buf)
2935 {
2936 int ret;
2937 struct MSVCRT__stat64 buf64;
2938
2939 ret = MSVCRT_stat64(path, &buf64);
2940 if (!ret)
2941 msvcrt_stat64_to_stati64(&buf64, buf);
2942 return ret;
2943 }
2944
2945 /*********************************************************************
2946 * _stat (MSVCRT.@)
2947 */
2948 int CDECL MSVCRT_stat(const char* path, struct MSVCRT__stat * buf)
2949 {
2950 int ret;
2951 struct MSVCRT__stat64 buf64;
2952
2953 ret = MSVCRT_stat64( path, &buf64);
2954 if (!ret)
2955 msvcrt_stat64_to_stat(&buf64, buf);
2956 return ret;
2957 }
2958
2959 /*********************************************************************
2960 * _stat32 (MSVCR100.@)
2961 */
2962 int CDECL MSVCRT__stat32(const char *path, struct MSVCRT__stat32 *buf)
2963 {
2964 int ret;
2965 struct MSVCRT__stat64 buf64;
2966
2967 ret = MSVCRT_stat64(path, &buf64);
2968 if (!ret)
2969 msvcrt_stat64_to_stat32(&buf64, buf);
2970 return ret;
2971 }
2972
2973 /*********************************************************************
2974 * _stat32i64 (MSVCR100.@)
2975 */
2976 int CDECL MSVCRT__stat32i64(const char *path, struct MSVCRT__stat32i64 *buf)
2977 {
2978 int ret;
2979 struct MSVCRT__stat64 buf64;
2980
2981 ret = MSVCRT_stat64(path, &buf64);
2982 if (!ret)
2983 msvcrt_stat64_to_stat32i64(&buf64, buf);
2984 return ret;
2985 }
2986
2987 /*********************************************************************
2988 * _stat64i32 (MSVCR100.@)
2989 */
2990 int CDECL MSVCRT__stat64i32(const char* path, struct MSVCRT__stat64i32 *buf)
2991 {
2992 int ret;
2993 struct MSVCRT__stat64 buf64;
2994
2995 ret = MSVCRT_stat64(path, &buf64);
2996 if (!ret)
2997 msvcrt_stat64_to_stat64i32(&buf64, buf);
2998 return ret;
2999 }
3000
3001 /*********************************************************************
3002 * _wstat64 (MSVCRT.@)
3003 */
3004 int CDECL MSVCRT__wstat64(const MSVCRT_wchar_t* path, struct MSVCRT__stat64 * buf)
3005 {
3006 DWORD dw;
3007 WIN32_FILE_ATTRIBUTE_DATA hfi;
3008 unsigned short mode = ALL_S_IREAD;
3009 int plen;
3010
3011 TRACE(":file (%s) buf(%p)\n",debugstr_w(path),buf);
3012
3013 plen = strlenW(path);
3014 while (plen && path[plen-1]==' ')
3015 plen--;
3016
3017 if(plen && (plen<2 || path[plen-2]!=':') &&
3018 (path[plen-1]==':' || path[plen-1]=='\\' || path[plen-1]=='/'))
3019 {
3020 *MSVCRT__errno() = MSVCRT_ENOENT;
3021 return -1;
3022 }
3023
3024 if (!GetFileAttributesExW(path, GetFileExInfoStandard, &hfi))
3025 {
3026 TRACE("failed (%d)\n",GetLastError());
3027 *MSVCRT__errno() = MSVCRT_ENOENT;
3028 return -1;
3029 }
3030
3031 memset(buf,0,sizeof(struct MSVCRT__stat64));
3032
3033 /* FIXME: rdev isn't drive num, despite what the docs says-what is it? */
3034 if (MSVCRT_iswalpha(*path))
3035 buf->st_dev = buf->st_rdev = toupperW(*path - 'A'); /* drive num */
3036 else
3037 buf->st_dev = buf->st_rdev = MSVCRT__getdrive() - 1;
3038
3039 /* Dir, or regular file? */
3040 if (hfi.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
3041 mode |= (MSVCRT__S_IFDIR | ALL_S_IEXEC);
3042 else
3043 {
3044 mode |= MSVCRT__S_IFREG;
3045 /* executable? */
3046 if (plen > 6 && path[plen-4] == '.') /* shortest exe: "\x.exe" */
3047 {
3048 ULONGLONG ext = tolowerW(path[plen-1]) | (tolowerW(path[plen-2]) << 16) |
3049 ((ULONGLONG)tolowerW(path[plen-3]) << 32);
3050 if (ext == WCEXE || ext == WCBAT || ext == WCCMD || ext == WCCOM)
3051 mode |= ALL_S_IEXEC;
3052 }
3053 }
3054
3055 if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY))
3056 mode |= ALL_S_IWRITE;
3057
3058 buf->st_mode = mode;
3059 buf->st_nlink = 1;
3060 buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow;
3061 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw);
3062 buf->st_atime = dw;
3063 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw);
3064 buf->st_mtime = buf->st_ctime = dw;
3065 TRACE("%d %d 0x%08x%08x %d %d %d\n", buf->st_mode,buf->st_nlink,
3066 (int)(buf->st_size >> 32),(int)buf->st_size,
3067 (int)buf->st_atime,(int)buf->st_mtime,(int)buf->st_ctime);
3068 return 0;
3069 }
3070
3071 /*********************************************************************
3072 * _wstati64 (MSVCRT.@)
3073 */
3074 int CDECL MSVCRT__wstati64(const MSVCRT_wchar_t* path, struct MSVCRT__stati64 * buf)
3075 {
3076 int ret;
3077 struct MSVCRT__stat64 buf64;
3078
3079 ret = MSVCRT__wstat64(path, &buf64);
3080 if (!ret)
3081 msvcrt_stat64_to_stati64(&buf64, buf);
3082 return ret;
3083 }
3084
3085 /*********************************************************************
3086 * _wstat (MSVCRT.@)
3087 */
3088 int CDECL MSVCRT__wstat(const MSVCRT_wchar_t* path, struct MSVCRT__stat * buf)
3089 {
3090 int ret;
3091 struct MSVCRT__stat64 buf64;
3092
3093 ret = MSVCRT__wstat64( path, &buf64 );
3094 if (!ret) msvcrt_stat64_to_stat(&buf64, buf);
3095 return ret;
3096 }
3097
3098 /*********************************************************************
3099 * _wstat32 (MSVCR100.@)
3100 */
3101 int CDECL MSVCRT__wstat32(const MSVCRT_wchar_t *path, struct MSVCRT__stat32 *buf)
3102 {
3103 int ret;
3104 struct MSVCRT__stat64 buf64;
3105
3106 ret = MSVCRT__wstat64(path, &buf64);
3107 if (!ret)
3108 msvcrt_stat64_to_stat32(&buf64, buf);
3109 return ret;
3110 }
3111
3112 /*********************************************************************
3113 * _wstat32i64 (MSVCR100.@)
3114 */
3115 int CDECL MSVCRT__wstat32i64(const MSVCRT_wchar_t *path, struct MSVCRT__stat32i64 *buf)
3116 {
3117 int ret;
3118 struct MSVCRT__stat64 buf64;
3119
3120 ret = MSVCRT__wstat64(path, &buf64);
3121 if (!ret)
3122 msvcrt_stat64_to_stat32i64(&buf64, buf);
3123 return ret;
3124 }
3125
3126 /*********************************************************************
3127 * _wstat64i32 (MSVCR100.@)
3128 */
3129 int CDECL MSVCRT__wstat64i32(const MSVCRT_wchar_t *path, struct MSVCRT__stat64i32 *buf)
3130 {
3131 int ret;
3132 struct MSVCRT__stat64 buf64;
3133
3134 ret = MSVCRT__wstat64(path, &buf64);
3135 if (!ret)
3136 msvcrt_stat64_to_stat64i32(&buf64, buf);
3137 return ret;
3138 }
3139
3140 /*********************************************************************
3141 * _tell (MSVCRT.@)
3142 */
3143 MSVCRT_long CDECL MSVCRT__tell(int fd)
3144 {
3145 return MSVCRT__lseek(fd, 0, SEEK_CUR);
3146 }
3147
3148 /*********************************************************************
3149 * _telli64 (MSVCRT.@)
3150 */
3151 __int64 CDECL _telli64(int fd)
3152 {
3153 return MSVCRT__lseeki64(fd, 0, SEEK_CUR);
3154 }
3155
3156 /*********************************************************************
3157 * _tempnam (MSVCRT.@)
3158 */
3159 char * CDECL MSVCRT__tempnam(const char *dir, const char *prefix)
3160 {
3161 char tmpbuf[MAX_PATH];
3162 const char *tmp_dir = MSVCRT_getenv("TMP");
3163
3164 if (tmp_dir) dir = tmp_dir;
3165
3166 TRACE("dir (%s) prefix (%s)\n",dir,prefix);
3167 if (GetTempFileNameA(dir,prefix,0,tmpbuf))
3168 {
3169 TRACE("got name (%s)\n",tmpbuf);
3170 DeleteFileA(tmpbuf);
3171 return MSVCRT__strdup(tmpbuf);
3172 }
3173 TRACE("failed (%d)\n",GetLastError());
3174 return NULL;
3175 }
3176
3177 /*********************************************************************
3178 * _wtempnam (MSVCRT.@)
3179 */
3180 MSVCRT_wchar_t * CDECL MSVCRT__wtempnam(const MSVCRT_wchar_t *dir, const MSVCRT_wchar_t *prefix)
3181 {
3182 static const MSVCRT_wchar_t tmpW[] = {'T','M','P',0};
3183 MSVCRT_wchar_t tmpbuf[MAX_PATH];
3184 const MSVCRT_wchar_t *tmp_dir = MSVCRT__wgetenv(tmpW);
3185
3186 if (tmp_dir) dir = tmp_dir;
3187
3188 TRACE("dir (%s) prefix (%s)\n",debugstr_w(dir),debugstr_w(prefix));
3189 if (GetTempFileNameW(dir,prefix,0,tmpbuf))
3190 {
3191 TRACE("got name (%s)\n",debugstr_w(tmpbuf));
3192 DeleteFileW(tmpbuf);
3193 return MSVCRT__wcsdup(tmpbuf);
3194 }
3195 TRACE("failed (%d)\n",GetLastError());
3196 return NULL;
3197 }
3198
3199 /*********************************************************************
3200 * _umask (MSVCRT.@)
3201 */
3202 int CDECL MSVCRT__umask(int umask)
3203 {
3204 int old_umask = MSVCRT_umask;
3205 TRACE("(%d)\n",umask);
3206 MSVCRT_umask = umask;
3207 return old_umask;
3208 }
3209
3210 /*********************************************************************
3211 * _utime64 (MSVCRT.@)
3212 */
3213 int CDECL _utime64(const char* path, struct MSVCRT___utimbuf64 *t)
3214 {
3215 int fd = MSVCRT__open(path, MSVCRT__O_WRONLY | MSVCRT__O_BINARY);
3216
3217 if (fd > 0)
3218 {
3219 int retVal = _futime64(fd, t);
3220 MSVCRT__close(fd);
3221 return retVal;
3222 }
3223 return -1;
3224 }
3225
3226 /*********************************************************************
3227 * _utime32 (MSVCRT.@)
3228 */
3229 int CDECL _utime32(const char* path, struct MSVCRT___utimbuf32 *t)
3230 {
3231 if (t)
3232 {
3233 struct MSVCRT___utimbuf64 t64;
3234 t64.actime = t->actime;
3235 t64.modtime = t->modtime;
3236 return _utime64( path, &t64 );
3237 }
3238 else
3239 return _utime64( path, NULL );
3240 }
3241
3242 /*********************************************************************
3243 * _utime (MSVCRT.@)
3244 */
3245 #ifdef _WIN64
3246 int CDECL _utime(const char* path, struct MSVCRT___utimbuf64 *t)
3247 {
3248 return _utime64( path, t );
3249 }
3250 #else
3251 int CDECL _utime(const char* path, struct MSVCRT___utimbuf32 *t)
3252 {
3253 return _utime32( path, t );
3254 }
3255 #endif
3256
3257 /*********************************************************************
3258 * _wutime64 (MSVCRT.@)
3259 */
3260 int CDECL _wutime64(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf64 *t)
3261 {
3262 int fd = MSVCRT__wopen(path, MSVCRT__O_WRONLY | MSVCRT__O_BINARY);
3263
3264 if (fd > 0)
3265 {
3266 int retVal = _futime64(fd, t);
3267 MSVCRT__close(fd);
3268 return retVal;
3269 }
3270 return -1;
3271 }
3272
3273 /*********************************************************************
3274 * _wutime32 (MSVCRT.@)
3275 */
3276 int CDECL _wutime32(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf32 *t)
3277 {
3278 if (t)
3279 {
3280 struct MSVCRT___utimbuf64 t64;
3281 t64.actime = t->actime;
3282 t64.modtime = t->modtime;
3283 return _wutime64( path, &t64 );
3284 }
3285 else
3286 return _wutime64( path, NULL );
3287 }
3288
3289 /*********************************************************************
3290 * _wutime (MSVCRT.@)
3291 */
3292 #ifdef _WIN64
3293 int CDECL _wutime(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf64 *t)
3294 {
3295 return _wutime64( path, t );
3296 }
3297 #else
3298 int CDECL _wutime(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf32 *t)
3299 {
3300 return _wutime32( path, t );
3301 }
3302 #endif
3303
3304 /*********************************************************************
3305 * _write (MSVCRT.@)
3306 */
3307 int CDECL MSVCRT__write(int fd, const void* buf, unsigned int count)
3308 {
3309 DWORD num_written;
3310 ioinfo *info = get_ioinfo(fd);
3311 HANDLE hand = info->handle;
3312
3313 /* Don't trace small writes, it gets *very* annoying */
3314 #if 0
3315 if (count > 32)
3316 TRACE(":fd (%d) handle (%d) buf (%p) len (%d)\n",fd,hand,buf,count);
3317 #endif
3318 if (hand == INVALID_HANDLE_VALUE)
3319 {
3320 *MSVCRT__errno() = MSVCRT_EBADF;
3321 release_ioinfo(info);
3322 return -1;
3323 }
3324
3325 if (((info->exflag&EF_UTF8) || (info->exflag&EF_UTF16)) && count&1)
3326 {
3327 *MSVCRT__errno() = MSVCRT_EINVAL;
3328 release_ioinfo(info);
3329 return -1;
3330 }
3331
3332 /* If appending, go to EOF */
3333 if (info->wxflag & WX_APPEND)
3334 MSVCRT__lseek(fd, 0, FILE_END);
3335
3336 if (!(info->wxflag & WX_TEXT))
3337 {
3338 if (WriteFile(hand, buf, count, &num_written, NULL)
3339 && (num_written == count))
3340 {
3341 release_ioinfo(info);
3342 return num_written;
3343 }
3344 TRACE("WriteFile (fd %d, hand %p) failed-last error (%d)\n", fd,
3345 hand, GetLastError());
3346 *MSVCRT__errno() = MSVCRT_ENOSPC;
3347 }
3348 else
3349 {
3350 unsigned int i, j, nr_lf, size;
3351 char *p = NULL;
3352 const char *q;
3353 const char *s = buf, *buf_start = buf;
3354
3355 if (!(info->exflag & (EF_UTF8|EF_UTF16)))
3356 {
3357 /* find number of \n */
3358 for (nr_lf=0, i=0; i<count; i++)
3359 if (s[i] == '\n')
3360 nr_lf++;
3361 if (nr_lf)
3362 {
3363 size = count+nr_lf;
3364 if ((q = p = MSVCRT_malloc(size)))
3365 {
3366 for (s = buf, i = 0, j = 0; i < count; i++)
3367 {
3368 if (s[i] == '\n')
3369 p[j++] = '\r';
3370 p[j++] = s[i];
3371 }
3372 }
3373 else
3374 {
3375 FIXME("Malloc failed\n");
3376 nr_lf = 0;
3377 size = count;
3378 q = buf;
3379 }
3380 }
3381 else
3382 {
3383 size = count;
3384 q = buf;
3385 }
3386 }
3387 else if (info->exflag & EF_UTF16)
3388 {
3389 for (nr_lf=0, i=0; i<count; i+=2)
3390 if (s[i]=='\n' && s[i+1]==0)
3391 nr_lf += 2;
3392 if (nr_lf)
3393 {
3394 size = count+nr_lf;
3395 if ((q = p = MSVCRT_malloc(size)))
3396 {
3397 for (s=buf, i=0, j=0; i<count; i++)
3398 {
3399 if (s[i]=='\n' && s[i+1]==0)
3400 {
3401 p[j++] = '\r';
3402 p[j++] = 0;
3403 }
3404 p[j++] = s[i++];
3405 p[j++] = s[i];
3406 }
3407 }
3408 else
3409 {
3410 FIXME("Malloc failed\n");
3411 nr_lf = 0;
3412 size = count;
3413 q = buf;
3414 }
3415 }
3416 else
3417 {
3418 size = count;
3419 q = buf;
3420 }
3421 }
3422 else
3423 {
3424 DWORD conv_len;
3425
3426 for(nr_lf=0, i=0; i<count; i+=2)
3427 if (s[i]=='\n' && s[i+1]==0)
3428 nr_lf++;
3429
3430 conv_len = WideCharToMultiByte(CP_UTF8, 0, (WCHAR*)buf, count/2, NULL, 0, NULL, NULL);
3431 if(!conv_len) {
3432 msvcrt_set_errno(GetLastError());
3433 MSVCRT_free(p);
3434 release_ioinfo(info);
3435 return -1;
3436 }
3437
3438 size = conv_len+nr_lf;
3439 if((p = MSVCRT_malloc(count+nr_lf*2+size)))
3440 {
3441 for (s=buf, i=0, j=0; i<count; i++)
3442 {
3443 if (s[i]=='\n' && s[i+1]==0)
3444 {
3445 p[j++] = '\r';
3446 p[j++] = 0;
3447 }
3448 p[j++] = s[i++];
3449 p[j++] = s[i];
3450 }
3451 q = p+count+nr_lf*2;
3452 WideCharToMultiByte(CP_UTF8, 0, (WCHAR*)p, count/2+nr_lf,
3453 p+count+nr_lf*2, conv_len+nr_lf, NULL, NULL);
3454 }
3455 else
3456 {
3457 FIXME("Malloc failed\n");
3458 nr_lf = 0;
3459 size = count;
3460 q = buf;
3461 }
3462 }
3463
3464 if (!WriteFile(hand, q, size, &num_written, NULL))
3465 num_written = -1;
3466 release_ioinfo(info);
3467 if(p)
3468 MSVCRT_free(p);
3469 if (num_written != size)
3470 {
3471 TRACE("WriteFile (fd %d, hand %p) failed-last error (%d), num_written %d\n",
3472 fd, hand, GetLastError(), num_written);
3473 *MSVCRT__errno() = MSVCRT_ENOSPC;
3474 return s - buf_start;
3475 }
3476 return count;
3477 }
3478
3479 release_ioinfo(info);
3480 return -1;
3481 }
3482
3483 /*********************************************************************
3484 * _putw (MSVCRT.@)
3485 */
3486 int CDECL MSVCRT__putw(int val, MSVCRT_FILE* file)
3487 {
3488 int len;
3489
3490 MSVCRT__lock_file(file);
3491 len = MSVCRT__write(file->_file, &val, sizeof(val));
3492 if (len == sizeof(val)) {
3493 MSVCRT__unlock_file(file);
3494 return val;
3495 }
3496
3497 file->_flag |= MSVCRT__IOERR;
3498 MSVCRT__unlock_file(file);
3499 return MSVCRT_EOF;
3500 }
3501
3502 /*********************************************************************
3503 * fclose (MSVCRT.@)
3504 */
3505 int CDECL MSVCRT_fclose(MSVCRT_FILE* file)
3506 {
3507 int ret;
3508
3509 MSVCRT__lock_file(file);
3510 ret = MSVCRT__fclose_nolock(file);
3511 MSVCRT__unlock_file(file);
3512
3513 return ret;
3514 }
3515
3516 /*********************************************************************
3517 * _fclose_nolock (MSVCRT.@)
3518 */
3519 int CDECL MSVCRT__fclose_nolock(MSVCRT_FILE* file)
3520 {
3521 int r, flag;
3522
3523 flag = file->_flag;
3524 MSVCRT_free(file->_tmpfname);
3525 file->_tmpfname = NULL;
3526 /* flush stdio buffers */
3527 if(file->_flag & MSVCRT__IOWRT)
3528 MSVCRT__fflush_nolock(file);
3529 if(file->_flag & MSVCRT__IOMYBUF)
3530 MSVCRT_free(file->_base);
3531
3532 r=MSVCRT__close(file->_file);
3533 file->_flag = 0;
3534
3535 return ((r == -1) || (flag & MSVCRT__IOERR) ? MSVCRT_EOF : 0);
3536 }
3537
3538 /*********************************************************************
3539 * feof (MSVCRT.@)
3540 */
3541 int CDECL MSVCRT_feof(MSVCRT_FILE* file)
3542 {
3543 return file->_flag & MSVCRT__IOEOF;
3544 }
3545
3546 /*********************************************************************
3547 * ferror (MSVCRT.@)
3548 */
3549 int CDECL MSVCRT_ferror(MSVCRT_FILE* file)
3550 {
3551 return file->_flag & MSVCRT__IOERR;
3552 }
3553
3554 /*********************************************************************
3555 * _filbuf (MSVCRT.@)
3556 */
3557 int CDECL MSVCRT__filbuf(MSVCRT_FILE* file)
3558 {
3559 unsigned char c;
3560
3561 if(file->_flag & MSVCRT__IOSTRG)
3562 return MSVCRT_EOF;
3563
3564 /* Allocate buffer if needed */
3565 if(!(file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF)))
3566 msvcrt_alloc_buffer(file);
3567
3568 if(!(file->_flag & MSVCRT__IOREAD)) {
3569 if(file->_flag & MSVCRT__IORW)
3570 file->_flag |= MSVCRT__IOREAD;
3571 else
3572 return MSVCRT_EOF;
3573 }
3574
3575 if(!(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF))) {
3576 int r;
3577 if ((r = MSVCRT__read(file->_file,&c,1)) != 1) {
3578 file->_flag |= (r == 0) ? MSVCRT__IOEOF : MSVCRT__IOERR;
3579 return MSVCRT_EOF;
3580 }
3581
3582 return c;
3583 } else {
3584 file->_cnt = MSVCRT__read(file->_file, file->_base, file->_bufsiz);
3585 if(file->_cnt<=0) {
3586 file->_flag |= (file->_cnt == 0) ? MSVCRT__IOEOF : MSVCRT__IOERR;
3587 file->_cnt = 0;
3588 return MSVCRT_EOF;
3589 }
3590
3591 file->_cnt--;
3592 file->_ptr = file->_base+1;
3593 c = *(unsigned char *)file->_base;
3594 return c;
3595 }
3596 }
3597
3598 /*********************************************************************
3599 * fgetc (MSVCRT.@)
3600 */
3601 int CDECL MSVCRT_fgetc(MSVCRT_FILE* file)
3602 {
3603 int ret;
3604
3605 MSVCRT__lock_file(file);
3606 ret = MSVCRT__fgetc_nolock(file);
3607 MSVCRT__unlock_file(file);
3608
3609 return ret;
3610 }
3611
3612 /*********************************************************************
3613 * _fgetc_nolock (MSVCRT.@)
3614 */
3615 int CDECL MSVCRT__fgetc_nolock(MSVCRT_FILE* file)
3616 {
3617 unsigned char *i;
3618 unsigned int j;
3619
3620 if (file->_cnt>0) {
3621 file->_cnt--;
3622 i = (unsigned char *)file->_ptr++;
3623 j = *i;
3624 } else
3625 j = MSVCRT__filbuf(file);
3626
3627 return j;
3628 }
3629
3630 /*********************************************************************
3631 * _fgetchar (MSVCRT.@)
3632 */
3633 int CDECL MSVCRT__fgetchar(void)
3634 {
3635 return MSVCRT_fgetc(MSVCRT_stdin);
3636 }
3637
3638 /*********************************************************************
3639 * fgets (MSVCRT.@)
3640 */
3641 char * CDECL MSVCRT_fgets(char *s, int size, MSVCRT_FILE* file)
3642 {
3643 int cc = MSVCRT_EOF;
3644 char * buf_start = s;
3645
3646 TRACE(":file(%p) fd (%d) str (%p) len (%d)\n",
3647 file,file->_file,s,size);
3648
3649 MSVCRT__lock_file(file);
3650
3651 while ((size >1) && (cc = MSVCRT__fgetc_nolock(file)) != MSVCRT_EOF && cc != '\n')
3652 {
3653 *s++ = (char)cc;
3654 size --;
3655 }
3656 if ((cc == MSVCRT_EOF) && (s == buf_start)) /* If nothing read, return 0*/
3657 {
3658 TRACE(":nothing read\n");
3659 MSVCRT__unlock_file(file);
3660 return NULL;
3661 }
3662 if ((cc != MSVCRT_EOF) && (size > 1))
3663 *s++ = cc;
3664 *s = '\0';
3665 TRACE(":got %s\n", debugstr_a(buf_start));
3666 MSVCRT__unlock_file(file);
3667 return buf_start;
3668 }
3669
3670 /*********************************************************************
3671 * fgetwc (MSVCRT.@)
3672 */
3673 MSVCRT_wint_t CDECL MSVCRT_fgetwc(MSVCRT_FILE* file)
3674 {
3675 MSVCRT_wint_t ret;
3676
3677 MSVCRT__lock_file(file);
3678 ret = MSVCRT__fgetwc_nolock(file);
3679 MSVCRT__unlock_file(file);
3680
3681 return ret;
3682 }
3683
3684 /*********************************************************************
3685 * _fgetwc_nolock (MSVCRT.@)
3686 */
3687 MSVCRT_wint_t CDECL MSVCRT__fgetwc_nolock(MSVCRT_FILE* file)
3688 {
3689 MSVCRT_wint_t ret;
3690 int ch;
3691
3692 if((get_ioinfo_nolock(file->_file)->exflag & (EF_UTF8 | EF_UTF16))
3693 || !(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT)) {
3694 char *p;
3695
3696 for(p=(char*)&ret; (MSVCRT_wint_t*)p<&ret+1; p++) {
3697 ch = MSVCRT__fgetc_nolock(file);
3698 if(ch == MSVCRT_EOF) {
3699 ret = MSVCRT_WEOF;
3700 break;
3701 }
3702 *p = (char)ch;
3703 }
3704 }else {
3705 char mbs[MSVCRT_MB_LEN_MAX];
3706 int len = 0;
3707
3708 ch = MSVCRT__fgetc_nolock(file);
3709 if(ch != MSVCRT_EOF) {
3710 mbs[0] = (char)ch;
3711 if(MSVCRT_isleadbyte((unsigned char)mbs[0])) {
3712 ch = MSVCRT__fgetc_nolock(file);
3713 if(ch != MSVCRT_EOF) {
3714 mbs[1] = (char)ch;
3715 len = 2;
3716 }
3717 }else {
3718 len = 1;
3719 }
3720 }
3721
3722 if(!len || MSVCRT_mbtowc(&ret, mbs, len)==-1)
3723 ret = MSVCRT_WEOF;
3724 }
3725
3726 return ret;
3727 }
3728
3729 /*********************************************************************
3730 * _getw (MSVCRT.@)
3731 */
3732 int CDECL MSVCRT__getw(MSVCRT_FILE* file)
3733 {
3734 char *ch;
3735 int i, k;
3736 unsigned int j;
3737 ch = (char *)&i;
3738
3739 MSVCRT__lock_file(file);
3740 for (j=0; j<sizeof(int); j++) {
3741 k = MSVCRT__fgetc_nolock(file);
3742 if (k == MSVCRT_EOF) {
3743 file->_flag |= MSVCRT__IOEOF;
3744 MSVCRT__unlock_file(file);
3745 return EOF;
3746 }
3747 ch[j] = k;
3748 }
3749
3750 MSVCRT__unlock_file(file);
3751 return i;
3752 }
3753
3754 /*********************************************************************
3755 * getwc (MSVCRT.@)
3756 */
3757 MSVCRT_wint_t CDECL MSVCRT_getwc(MSVCRT_FILE* file)
3758 {
3759 return MSVCRT_fgetwc(file);
3760 }
3761
3762 /*********************************************************************
3763 * _fgetwchar (MSVCRT.@)
3764 */
3765 MSVCRT_wint_t CDECL MSVCRT__fgetwchar(void)
3766 {
3767 return MSVCRT_fgetwc(MSVCRT_stdin);
3768 }
3769
3770 /*********************************************************************
3771 * getwchar (MSVCRT.@)
3772 */
3773 MSVCRT_wint_t CDECL MSVCRT_getwchar(void)
3774 {
3775 return MSVCRT__fgetwchar();
3776 }
3777
3778 /*********************************************************************
3779 * fgetws (MSVCRT.@)
3780 */
3781 MSVCRT_wchar_t * CDECL MSVCRT_fgetws(MSVCRT_wchar_t *s, int size, MSVCRT_FILE* file)
3782 {
3783 MSVCRT_wint_t cc = MSVCRT_WEOF;
3784 MSVCRT_wchar_t * buf_start = s;
3785
3786 TRACE(":file(%p) fd (%d) str (%p) len (%d)\n",
3787 file,file->_file,s,size);
3788
3789 MSVCRT__lock_file(file);
3790
3791 while ((size >1) && (cc = MSVCRT__fgetwc_nolock(file)) != MSVCRT_WEOF && cc != '\n')
3792 {
3793 *s++ = cc;
3794 size --;
3795 }
3796 if ((cc == MSVCRT_WEOF) && (s == buf_start)) /* If nothing read, return 0*/
3797 {
3798 TRACE(":nothing read\n");
3799 MSVCRT__unlock_file(file);
3800 return NULL;
3801 }
3802 if ((cc != MSVCRT_WEOF) && (size > 1))
3803 *s++ = cc;
3804 *s = 0;
3805 TRACE(":got %s\n", debugstr_w(buf_start));
3806 MSVCRT__unlock_file(file);
3807 return buf_start;
3808 }
3809
3810 /*********************************************************************
3811 * _flsbuf (MSVCRT.@)
3812 */
3813 int CDECL MSVCRT__flsbuf(int c, MSVCRT_FILE* file)
3814 {
3815 /* Flush output buffer */
3816 if(!(file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF))) {
3817 msvcrt_alloc_buffer(file);
3818 }
3819
3820 if(!(file->_flag & MSVCRT__IOWRT)) {
3821 if(!(file->_flag & MSVCRT__IORW)) {
3822 file->_flag |= MSVCRT__IOERR;
3823 return MSVCRT_EOF;
3824 }
3825 file->_flag |= MSVCRT__IOWRT;
3826 }
3827 if(file->_flag & MSVCRT__IOREAD) {
3828 if(!(file->_flag & MSVCRT__IOEOF)) {
3829 file->_flag |= MSVCRT__IOERR;
3830 return MSVCRT_EOF;
3831 }
3832 file->_cnt = 0;
3833 file->_ptr = file->_base;
3834 file->_flag &= ~(MSVCRT__IOREAD | MSVCRT__IOEOF);
3835 }
3836
3837 if(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)) {
3838 int res = 0;
3839
3840 if(file->_cnt <= 0) {
3841 res = msvcrt_flush_buffer(file);
3842 if(res)
3843 return res;
3844 file->_flag |= MSVCRT__IOWRT;
3845 file->_cnt=file->_bufsiz;
3846 }
3847 *file->_ptr++ = c;
3848 file->_cnt--;
3849 return c&0xff;
3850 } else {
3851 unsigned char cc=c;
3852 int len;
3853 /* set _cnt to 0 for unbuffered FILEs */
3854 file->_cnt = 0;
3855 len = MSVCRT__write(file->_file, &cc, 1);
3856 if (len == 1)
3857 return c & 0xff;
3858 file->_flag |= MSVCRT__IOERR;
3859 return MSVCRT_EOF;
3860 }
3861 }
3862
3863 /*********************************************************************
3864 * fwrite (MSVCRT.@)
3865 */
3866 MSVCRT_size_t CDECL MSVCRT_fwrite(const void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
3867 {
3868 MSVCRT_size_t ret;
3869
3870 MSVCRT__lock_file(file);
3871 ret = MSVCRT__fwrite_nolock(ptr, size, nmemb, file);
3872 MSVCRT__unlock_file(file);
3873
3874 return ret;
3875 }
3876
3877 /*********************************************************************
3878 * _fwrite_nolock (MSVCRT.@)
3879 */
3880 MSVCRT_size_t CDECL MSVCRT__fwrite_nolock(const void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
3881 {
3882 MSVCRT_size_t wrcnt=size * nmemb;
3883 int written = 0;
3884 if (size == 0)
3885 return 0;
3886
3887 while(wrcnt) {
3888 if(file->_cnt < 0) {
3889 WARN("negative file->_cnt value in %p\n", file);
3890 file->_flag |= MSVCRT__IOERR;
3891 break;
3892 } else if(file->_cnt) {
3893 int pcnt=(file->_cnt>wrcnt)? wrcnt: file->_cnt;
3894 memcpy(file->_ptr, ptr, pcnt);
3895 file->_cnt -= pcnt;
3896 file->_ptr += pcnt;
3897 written += pcnt;
3898 wrcnt -= pcnt;
3899 ptr = (const char*)ptr + pcnt;
3900 } else if((file->_flag & MSVCRT__IONBF)
3901 || ((file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)) && wrcnt >= file->_bufsiz)
3902 || (!(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)) && wrcnt >= MSVCRT_INTERNAL_BUFSIZ)) {
3903 MSVCRT_size_t pcnt;
3904 int bufsiz;
3905
3906 if(file->_flag & MSVCRT__IONBF)
3907 bufsiz = 1;
3908 else if(!(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)))
3909 bufsiz = MSVCRT_INTERNAL_BUFSIZ;
3910 else
3911 bufsiz = file->_bufsiz;
3912
3913 pcnt = (wrcnt / bufsiz) * bufsiz;
3914
3915 if(msvcrt_flush_buffer(file) == MSVCRT_EOF)
3916 break;
3917
3918 if(MSVCRT__write(file->_file, ptr, pcnt) <= 0) {
3919 file->_flag |= MSVCRT__IOERR;
3920 break;
3921 }
3922 written += pcnt;
3923 wrcnt -= pcnt;
3924 ptr = (const char*)ptr + pcnt;
3925 } else {
3926 if(MSVCRT__flsbuf(*(const char*)ptr, file) == MSVCRT_EOF)
3927 break;
3928 written++;
3929 wrcnt--;
3930 ptr = (const char*)ptr + 1;
3931 }
3932 }
3933
3934 return written / size;
3935 }
3936
3937 /*********************************************************************
3938 * fputwc (MSVCRT.@)
3939 */
3940 MSVCRT_wint_t CDECL MSVCRT_fputwc(MSVCRT_wint_t wc, MSVCRT_FILE* file)
3941 {
3942 MSVCRT_wint_t ret;
3943
3944 MSVCRT__lock_file(file);
3945 ret = MSVCRT__fputwc_nolock(wc, file);
3946 MSVCRT__unlock_file(file);
3947
3948 return ret;
3949 }
3950
3951 /*********************************************************************
3952 * _fputwc_nolock (MSVCRT.@)
3953 */
3954 MSVCRT_wint_t CDECL MSVCRT__fputwc_nolock(MSVCRT_wint_t wc, MSVCRT_FILE* file)
3955 {
3956 MSVCRT_wchar_t mwc=wc;
3957 ioinfo *fdinfo;
3958 MSVCRT_wint_t ret;
3959
3960 fdinfo = get_ioinfo_nolock(file->_file);
3961
3962 if((fdinfo->wxflag&WX_TEXT) && !(fdinfo->exflag&(EF_UTF8|EF_UTF16))) {
3963 char buf[MSVCRT_MB_LEN_MAX];
3964 int char_len;
3965
3966 char_len = MSVCRT_wctomb(buf, mwc);
3967 if(char_len!=-1 && MSVCRT__fwrite_nolock(buf, char_len, 1, file)==1)
3968 ret = wc;
3969 else
3970 ret = MSVCRT_WEOF;
3971 }else if(MSVCRT__fwrite_nolock(&mwc, sizeof(mwc), 1, file) == 1) {
3972 ret = wc;
3973 }else {
3974 ret = MSVCRT_WEOF;
3975 }
3976
3977 return ret;
3978 }
3979
3980 /*********************************************************************
3981 * _fputwchar (MSVCRT.@)
3982 */
3983 MSVCRT_wint_t CDECL MSVCRT__fputwchar(MSVCRT_wint_t wc)
3984 {
3985 return MSVCRT_fputwc(wc, MSVCRT_stdout);
3986 }
3987
3988 /*********************************************************************
3989 * _wfsopen (MSVCRT.@)
3990 */
3991 MSVCRT_FILE * CDECL MSVCRT__wfsopen(const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode, int share)
3992 {
3993 MSVCRT_FILE* file;
3994 int open_flags, stream_flags, fd;
3995
3996 TRACE("(%s,%s)\n", debugstr_w(path), debugstr_w(mode));
3997
3998 /* map mode string to open() flags. "man fopen" for possibilities. */
3999 if (msvcrt_get_flags(mode, &open_flags, &stream_flags) == -1)
4000 return NULL;
4001
4002 LOCK_FILES();
4003 fd = MSVCRT__wsopen(path, open_flags, share, MSVCRT__S_IREAD | MSVCRT__S_IWRITE);
4004 if (fd < 0)
4005 file = NULL;
4006 else if ((file = msvcrt_alloc_fp()) && msvcrt_init_fp(file, fd, stream_flags)
4007 != -1)
4008 TRACE(":fd (%d) mode (%s) FILE* (%p)\n", fd, debugstr_w(mode), file);
4009 else if (file)
4010 {
4011 file->_flag = 0;
4012 file = NULL;
4013 }
4014
4015 TRACE(":got (%p)\n",file);
4016 if (fd >= 0 && !file)
4017 MSVCRT__close(fd);
4018 UNLOCK_FILES();
4019 return file;
4020 }
4021
4022 /*********************************************************************
4023 * _fsopen (MSVCRT.@)
4024 */
4025 MSVCRT_FILE * CDECL MSVCRT__fsopen(const char *path, const char *mode, int share)
4026 {
4027 MSVCRT_FILE *ret;
4028 MSVCRT_wchar_t *pathW = NULL, *modeW = NULL;
4029
4030 if (path && !(pathW = msvcrt_wstrdupa(path))) {
4031 MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
4032 *MSVCRT__errno() = MSVCRT_EINVAL;
4033 return NULL;
4034 }
4035 if (mode && !(modeW = msvcrt_wstrdupa(mode)))
4036 {
4037 MSVCRT_free(pathW);
4038 MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
4039 *MSVCRT__errno() = MSVCRT_EINVAL;
4040 return NULL;
4041 }
4042
4043 ret = MSVCRT__wfsopen(pathW, modeW, share);
4044
4045 MSVCRT_free(pathW);
4046 MSVCRT_free(modeW);
4047 return ret;
4048 }
4049
4050 /*********************************************************************
4051 * fopen (MSVCRT.@)
4052 */
4053 MSVCRT_FILE * CDECL MSVCRT_fopen(const char *path, const char *mode)
4054 {
4055 return MSVCRT__fsopen( path, mode, MSVCRT__SH_DENYNO );
4056 }
4057
4058 /*********************************************************************
4059 * fopen_s (MSVCRT.@)
4060 */
4061 int CDECL MSVCRT_fopen_s(MSVCRT_FILE** pFile,
4062 const char *filename, const char *mode)
4063 {
4064 if (!MSVCRT_CHECK_PMT(pFile != NULL)) return MSVCRT_EINVAL;
4065 if (!MSVCRT_CHECK_PMT(filename != NULL)) return MSVCRT_EINVAL;
4066 if (!MSVCRT_CHECK_PMT(mode != NULL)) return MSVCRT_EINVAL;
4067
4068 *pFile = MSVCRT_fopen(filename, mode);
4069
4070 if(!*pFile)
4071 return *MSVCRT__errno();
4072 return 0;
4073 }
4074
4075 /*********************************************************************
4076 * _wfopen (MSVCRT.@)
4077 */
4078 MSVCRT_FILE * CDECL MSVCRT__wfopen(const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode)
4079 {
4080 return MSVCRT__wfsopen( path, mode, MSVCRT__SH_DENYNO );
4081 }
4082
4083 /*********************************************************************
4084 * _wfopen_s (MSVCRT.@)
4085 */
4086 int CDECL MSVCRT__wfopen_s(MSVCRT_FILE** pFile, const MSVCRT_wchar_t *filename,
4087 const MSVCRT_wchar_t *mode)
4088 {
4089 if (!MSVCRT_CHECK_PMT(pFile != NULL)) return MSVCRT_EINVAL;
4090 if (!MSVCRT_CHECK_PMT(filename != NULL)) return MSVCRT_EINVAL;
4091 if (!MSVCRT_CHECK_PMT(mode != NULL)) return MSVCRT_EINVAL;
4092
4093 *pFile = MSVCRT__wfopen(filename, mode);
4094
4095 if(!*pFile)
4096 return *MSVCRT__errno();
4097 return 0;
4098 }
4099
4100 /*********************************************************************
4101 * fputc (MSVCRT.@)
4102 */
4103 int CDECL MSVCRT_fputc(int c, MSVCRT_FILE* file)
4104 {
4105 int ret;
4106
4107 MSVCRT__lock_file(file);
4108 ret = MSVCRT__fputc_nolock(c, file);
4109 MSVCRT__unlock_file(file);
4110
4111 return ret;
4112 }
4113
4114 /*********************************************************************
4115 * _fputc_nolock (MSVCRT.@)
4116 */
4117 int CDECL MSVCRT__fputc_nolock(int c, MSVCRT_FILE* file)
4118 {
4119 int res;
4120
4121 if(file->_cnt>0) {
4122 *file->_ptr++=c;
4123 file->_cnt--;
4124 if (c == '\n')
4125 {
4126 res = msvcrt_flush_buffer(file);
4127 return res ? res : c;
4128 }
4129 else {
4130 return c & 0xff;
4131 }
4132 } else {
4133 res = MSVCRT__flsbuf(c, file);
4134 return res;
4135 }
4136 }
4137
4138 /*********************************************************************
4139 * _fputchar (MSVCRT.@)
4140 */
4141 int CDECL MSVCRT__fputchar(int c)
4142 {
4143 return MSVCRT_fputc(c, MSVCRT_stdout);
4144 }
4145
4146 /*********************************************************************
4147 * fread (MSVCRT.@)
4148 */
4149 MSVCRT_size_t CDECL MSVCRT_fread(void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
4150 {
4151 MSVCRT_size_t ret;
4152
4153 MSVCRT__lock_file(file);
4154 ret = MSVCRT__fread_nolock(ptr, size, nmemb, file);
4155 MSVCRT__unlock_file(file);
4156
4157 return ret;
4158 }
4159
4160 /*********************************************************************
4161 * _fread_nolock (MSVCRT.@)
4162 */
4163 MSVCRT_size_t CDECL MSVCRT__fread_nolock(void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
4164 {
4165 MSVCRT_size_t rcnt=size * nmemb;
4166 MSVCRT_size_t read=0;
4167 MSVCRT_size_t pread=0;
4168
4169 if(!rcnt)
4170 return 0;
4171
4172 /* first buffered data */
4173 if(file->_cnt>0) {
4174 int pcnt= (rcnt>file->_cnt)? file->_cnt:rcnt;
4175 memcpy(ptr, file->_ptr, pcnt);
4176 file->_cnt -= pcnt;
4177 file->_ptr += pcnt;
4178 read += pcnt ;
4179 rcnt -= pcnt ;
4180 ptr = (char*)ptr + pcnt;
4181 } else if(!(file->_flag & MSVCRT__IOREAD )) {
4182 if(file->_flag & MSVCRT__IORW) {
4183 file->_flag |= MSVCRT__IOREAD;
4184 } else {
4185 return 0;
4186 }
4187 }
4188
4189 if(rcnt>0 && !(file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF)))
4190 msvcrt_alloc_buffer(file);
4191
4192 while(rcnt>0)
4193 {
4194 int i;
4195 if (!file->_cnt && rcnt<MSVCRT_BUFSIZ && (file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF))) {
4196 file->_cnt = MSVCRT__read(file->_file, file->_base, file->_bufsiz);
4197 file->_ptr = file->_base;
4198 i = (file->_cnt<rcnt) ? file->_cnt : rcnt;
4199 /* If the buffer fill reaches eof but fread wouldn't, clear eof. */
4200 if (i > 0 && i < file->_cnt) {
4201 get_ioinfo_nolock(file->_file)->wxflag &= ~WX_ATEOF;
4202 file->_flag &= ~MSVCRT__IOEOF;
4203 }
4204 if (i > 0) {
4205 memcpy(ptr, file->_ptr, i);
4206 file->_cnt -= i;
4207 file->_ptr += i;
4208 }
4209 } else if (rcnt > INT_MAX) {
4210 i = MSVCRT__read(file->_file, ptr, INT_MAX);
4211 } else if (rcnt < MSVCRT_BUFSIZ) {
4212 i = MSVCRT__read(file->_file, ptr, rcnt);
4213 } else {
4214 i = MSVCRT__read(file->_file, ptr, rcnt - MSVCRT_BUFSIZ/2);
4215 }
4216 pread += i;
4217 rcnt -= i;
4218 ptr = (char *)ptr+i;
4219 /* expose feof condition in the flags
4220 * MFC tests file->_flag for feof, and doesn't call feof())
4221 */
4222 if (get_ioinfo_nolock(file->_file)->wxflag & WX_ATEOF)
4223 file->_flag |= MSVCRT__IOEOF;
4224 else if (i == -1)
4225 {
4226 file->_flag |= MSVCRT__IOERR;
4227 pread = 0;
4228 rcnt = 0;
4229 }
4230 if (i < 1) break;
4231 }
4232 read+=pread;
4233 return read / size;
4234 }
4235
4236
4237 /*********************************************************************
4238 * fread_s (MSVCR80.@)
4239 */
4240 MSVCRT_size_t CDECL MSVCRT_fread_s(void *buf, MSVCRT_size_t buf_size, MSVCRT_size_t elem_size,
4241 MSVCRT_size_t count, MSVCRT_FILE *stream)
4242 {
4243 MSVCRT_size_t ret;
4244
4245 if(!MSVCRT_CHECK_PMT(stream != NULL)) {
4246 if(buf && buf_size)
4247 memset(buf, 0, buf_size);
4248 return 0;
4249 }
4250 if(!elem_size || !count) return 0;
4251
4252 MSVCRT__lock_file(stream);
4253 ret = MSVCRT__fread_nolock_s(buf, buf_size, elem_size, count, stream);
4254 MSVCRT__unlock_file(stream);
4255
4256 return ret;
4257 }
4258
4259 /*********************************************************************
4260 * _fread_nolock_s (MSVCR80.@)
4261 */
4262 MSVCRT_size_t CDECL MSVCRT__fread_nolock_s(void *buf, MSVCRT_size_t buf_size, MSVCRT_size_t elem_size,
4263 MSVCRT_size_t count, MSVCRT_FILE *stream)
4264 {
4265 size_t bytes_left, buf_pos;
4266
4267 TRACE("(%p %lu %lu %lu %p)\n", buf, buf_size, elem_size, count, stream);
4268
4269 if(!MSVCRT_CHECK_PMT(stream != NULL)) {
4270 if(buf && buf_size)
4271 memset(buf, 0, buf_size);
4272 return 0;
4273 }
4274 if(!elem_size || !count) return 0;
4275 if(!MSVCRT_CHECK_PMT(buf != NULL)) return 0;
4276 if(!MSVCRT_CHECK_PMT(MSVCRT_SIZE_MAX/count >= elem_size)) return 0;
4277
4278 bytes_left = elem_size*count;
4279 buf_pos = 0;
4280 while(bytes_left) {
4281 if(stream->_cnt > 0) {
4282 size_t size = bytes_left<stream->_cnt ? bytes_left : stream->_cnt;
4283
4284 if(!MSVCRT_CHECK_PMT_ERR(size <= buf_size-buf_pos, MSVCRT_ERANGE)) {
4285 memset(buf, 0, buf_size);
4286 return 0;
4287 }
4288
4289 MSVCRT__fread_nolock((char*)buf+buf_pos, 1, size, stream);
4290 buf_pos += size;
4291 bytes_left -= size;
4292 }else {
4293 int c = MSVCRT__filbuf(stream);
4294
4295 if(c == EOF)
4296 break;
4297
4298 if(!MSVCRT_CHECK_PMT_ERR(buf_size != buf_pos, MSVCRT_ERANGE)) {
4299 memset(buf, 0, buf_size);
4300 return 0;
4301 }
4302
4303 ((char*)buf)[buf_pos++] = c;
4304 bytes_left--;
4305 }
4306 }
4307
4308 return buf_pos/elem_size;
4309 }
4310
4311 /*********************************************************************
4312 * _wfreopen (MSVCRT.@)
4313 *
4314 */
4315 MSVCRT_FILE* CDECL MSVCRT__wfreopen(const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode, MSVCRT_FILE* file)
4316 {
4317 int open_flags, stream_flags, fd;
4318
4319 TRACE(":path (%s) mode (%s) file (%p) fd (%d)\n", debugstr_w(path), debugstr_w(mode), file, file ? file->_file : -1);
4320
4321 LOCK_FILES();
4322 if (!file || ((fd = file->_file) < 0))
4323 file = NULL;
4324 else
4325 {
4326 MSVCRT_fclose(file);
4327 if (msvcrt_get_flags(mode, &open_flags, &stream_flags) == -1)
4328 file = NULL;
4329 else if((fd = MSVCRT__wopen(path, open_flags, MSVCRT__S_IREAD | MSVCRT__S_IWRITE)) < 0)
4330 file = NULL;
4331 else if(msvcrt_init_fp(file, fd, stream_flags) == -1)
4332 {
4333 file->_flag = 0;
4334 file = NULL;
4335 }
4336 }
4337 UNLOCK_FILES();
4338 return file;
4339 }
4340
4341 /*********************************************************************
4342 * _wfreopen_s (MSVCRT.@)
4343 */
4344 int CDECL MSVCRT__wfreopen_s(MSVCRT_FILE** pFile,
4345 const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode, MSVCRT_FILE* file)
4346 {
4347 if (!MSVCRT_CHECK_PMT(pFile != NULL)) return MSVCRT_EINVAL;
4348 if (!MSVCRT_CHECK_PMT(path != NULL)) return MSVCRT_EINVAL;
4349 if (!MSVCRT_CHECK_PMT(mode != NULL)) return MSVCRT_EINVAL;
4350 if (!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EINVAL;
4351
4352 *pFile = MSVCRT__wfreopen(path, mode, file);
4353
4354 if(!*pFile)
4355 return *MSVCRT__errno();
4356 return 0;
4357 }
4358
4359 /*********************************************************************
4360 * freopen (MSVCRT.@)
4361 *
4362 */
4363 MSVCRT_FILE* CDECL MSVCRT_freopen(const char *path, const char *mode, MSVCRT_FILE* file)
4364 {
4365 MSVCRT_FILE *ret;
4366 MSVCRT_wchar_t *pathW = NULL, *modeW = NULL;
4367
4368 if (path && !(pathW = msvcrt_wstrdupa(path))) return NULL;
4369 if (mode && !(modeW = msvcrt_wstrdupa(mode)))
4370 {
4371 MSVCRT_free(pathW);
4372 return NULL;
4373 }
4374
4375 ret = MSVCRT__wfreopen(pathW, modeW, file);
4376
4377 MSVCRT_free(pathW);
4378 MSVCRT_free(modeW);
4379 return ret;
4380 }
4381
4382 /*********************************************************************
4383 * freopen_s (MSVCRT.@)
4384 */
4385 int CDECL MSVCRT_freopen_s(MSVCRT_FILE** pFile,
4386 const char *path, const char *mode, MSVCRT_FILE* file)
4387 {
4388 if (!MSVCRT_CHECK_PMT(pFile != NULL)) return MSVCRT_EINVAL;
4389 if (!MSVCRT_CHECK_PMT(path != NULL)) return MSVCRT_EINVAL;
4390 if (!MSVCRT_CHECK_PMT(mode != NULL)) return MSVCRT_EINVAL;
4391 if (!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EINVAL;
4392
4393 *pFile = MSVCRT_freopen(path, mode, file);
4394
4395 if(!*pFile)
4396 return *MSVCRT__errno();
4397 return 0;
4398 }
4399
4400 /*********************************************************************
4401 * fsetpos (MSVCRT.@)
4402 */
4403 int CDECL MSVCRT_fsetpos(MSVCRT_FILE* file, MSVCRT_fpos_t *pos)
4404 {
4405 int ret;
4406
4407 MSVCRT__lock_file(file);
4408 msvcrt_flush_buffer(file);
4409
4410 /* Reset direction of i/o */
4411 if(file->_flag & MSVCRT__IORW) {
4412 file->_flag &= ~(MSVCRT__IOREAD|MSVCRT__IOWRT);
4413 }
4414
4415 ret = (MSVCRT__lseeki64(file->_file,*pos,SEEK_SET) == -1) ? -1 : 0;
4416 MSVCRT__unlock_file(file);
4417 return ret;
4418 }
4419
4420 /*********************************************************************
4421 * _ftelli64 (MSVCRT.@)
4422 */
4423 __int64 CDECL MSVCRT__ftelli64(MSVCRT_FILE* file)
4424 {
4425 __int64 ret;
4426
4427 MSVCRT__lock_file(file);
4428 ret = MSVCRT__ftelli64_nolock(file);
4429 MSVCRT__unlock_file(file);
4430
4431 return ret;
4432 }
4433
4434 /*********************************************************************
4435 * _ftelli64_nolock (MSVCRT.@)
4436 */
4437 __int64 CDECL MSVCRT__ftelli64_nolock(MSVCRT_FILE* file)
4438 {
4439 __int64 pos;
4440
4441 pos = _telli64(file->_file);
4442 if(pos == -1)
4443 return -1;
4444 if(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)) {
4445 if(file->_flag & MSVCRT__IOWRT) {
4446 pos += file->_ptr - file->_base;
4447
4448 if(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT) {
4449 char *p;
4450
4451 for(p=file->_base; p<file->_ptr; p++)
4452 if(*p == '\n')
4453 pos++;
4454 }
4455 } else if(!file->_cnt) { /* nothing to do */
4456 } else if(MSVCRT__lseeki64(file->_file, 0, SEEK_END)==pos) {
4457 int i;
4458
4459 pos -= file->_cnt;
4460 if(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT) {
4461 for(i=0; i<file->_cnt; i++)
4462 if(file->_ptr[i] == '\n')
4463 pos--;
4464 }
4465 } else {
4466 char *p;
4467
4468 if(MSVCRT__lseeki64(file->_file, pos, SEEK_SET) != pos)
4469 return -1;
4470
4471 pos -= file->_bufsiz;
4472 pos += file->_ptr - file->_base;
4473
4474 if(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT) {
4475 if(get_ioinfo_nolock(file->_file)->wxflag & WX_READNL)
4476 pos--;
4477
4478 for(p=file->_base; p<file->_ptr; p++)
4479 if(*p == '\n')
4480 pos++;
4481 }
4482 }
4483 }
4484
4485 return pos;
4486 }
4487
4488 /*********************************************************************
4489 * ftell (MSVCRT.@)
4490 */
4491 LONG CDECL MSVCRT_ftell(MSVCRT_FILE* file)
4492 {
4493 return MSVCRT__ftelli64(file);
4494 }
4495
4496 /*********************************************************************
4497 * _ftell_nolock (MSVCRT.@)
4498 */
4499 LONG CDECL MSVCRT__ftell_nolock(MSVCRT_FILE* file)
4500 {
4501 return MSVCRT__ftelli64_nolock(file);
4502 }
4503
4504 /*********************************************************************
4505 * fgetpos (MSVCRT.@)
4506 */
4507 int CDECL MSVCRT_fgetpos(MSVCRT_FILE* file, MSVCRT_fpos_t *pos)
4508 {
4509 *pos = MSVCRT__ftelli64(file);
4510 if(*pos == -1)
4511 return -1;
4512 return 0;
4513 }
4514
4515 /*********************************************************************
4516 * fputs (MSVCRT.@)
4517 */
4518 int CDECL MSVCRT_fputs(const char *s, MSVCRT_FILE* file)
4519 {
4520 MSVCRT_size_t len = strlen(s);
4521 int ret;
4522
4523 MSVCRT__lock_file(file);
4524 ret = MSVCRT__fwrite_nolock(s, sizeof(*s), len, file) == len ? 0 : MSVCRT_EOF;
4525 MSVCRT__unlock_file(file);
4526 return ret;
4527 }
4528
4529 /*********************************************************************
4530 * fputws (MSVCRT.@)
4531 */
4532 int CDECL MSVCRT_fputws(const MSVCRT_wchar_t *s, MSVCRT_FILE* file)
4533 {
4534 MSVCRT_size_t i, len = strlenW(s);
4535 BOOL tmp_buf;
4536 int ret;
4537
4538 MSVCRT__lock_file(file);
4539 if (!(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT)) {
4540 ret = MSVCRT__fwrite_nolock(s,sizeof(*s),len,file) == len ? 0 : MSVCRT_EOF;
4541 MSVCRT__unlock_file(file);
4542 return ret;
4543 }
4544
4545 tmp_buf = add_std_buffer(file);
4546 for (i=0; i<len; i++) {
4547 if(MSVCRT__fputwc_nolock(s[i], file) == MSVCRT_WEOF) {
4548 if(tmp_buf) remove_std_buffer(file);
4549 MSVCRT__unlock_file(file);
4550 return MSVCRT_WEOF;
4551 }
4552 }
4553
4554 if(tmp_buf) remove_std_buffer(file);
4555 MSVCRT__unlock_file(file);
4556 return 0;
4557 }
4558
4559 /*********************************************************************
4560 * getchar (MSVCRT.@)
4561 */
4562 int CDECL MSVCRT_getchar(void)
4563 {
4564 return MSVCRT_fgetc(MSVCRT_stdin);
4565 }
4566
4567 /*********************************************************************
4568 * getc (MSVCRT.@)
4569 */
4570 int CDECL MSVCRT_getc(MSVCRT_FILE* file)
4571 {
4572 return MSVCRT_fgetc(file);
4573 }
4574
4575 /*********************************************************************
4576 * gets (MSVCRT.@)
4577 */
4578 char * CDECL MSVCRT_gets(char *buf)
4579 {
4580 int cc;
4581 char * buf_start = buf;
4582
4583 MSVCRT__lock_file(MSVCRT_stdin);
4584 for(cc = MSVCRT__fgetc_nolock(MSVCRT_stdin); cc != MSVCRT_EOF && cc != '\n';
4585 cc = MSVCRT__fgetc_nolock(MSVCRT_stdin))
4586 if(cc != '\r') *buf++ = (char)cc;
4587
4588 *buf = '\0';
4589
4590 TRACE("got '%s'\n", buf_start);
4591 MSVCRT__unlock_file(MSVCRT_stdin);
4592 return buf_start;
4593 }
4594
4595 /*********************************************************************
4596 * _getws (MSVCRT.@)
4597 */
4598 MSVCRT_wchar_t* CDECL MSVCRT__getws(MSVCRT_wchar_t* buf)
4599 {
4600 MSVCRT_wint_t cc;
4601 MSVCRT_wchar_t* ws = buf;
4602
4603 MSVCRT__lock_file(MSVCRT_stdin);
4604 for (cc = MSVCRT__fgetwc_nolock(MSVCRT_stdin); cc != MSVCRT_WEOF && cc != '\n';
4605 cc = MSVCRT__fgetwc_nolock(MSVCRT_stdin))
4606 {
4607 if (cc != '\r')
4608 *buf++ = (MSVCRT_wchar_t)cc;
4609 }
4610 *buf = '\0';
4611
4612 TRACE("got %s\n", debugstr_w(ws));
4613 MSVCRT__unlock_file(MSVCRT_stdin);
4614 return ws;
4615 }
4616
4617 /*********************************************************************
4618 * putc (MSVCRT.@)
4619 */
4620 int CDECL MSVCRT_putc(int c, MSVCRT_FILE* file)
4621 {
4622 return MSVCRT_fputc(c, file);
4623 }
4624
4625 /*********************************************************************
4626 * putchar (MSVCRT.@)
4627 */
4628 int CDECL MSVCRT_putchar(int c)
4629 {
4630 return MSVCRT_fputc(c, MSVCRT_stdout);
4631 }
4632
4633 /*********************************************************************
4634 * puts (MSVCRT.@)
4635 */
4636 int CDECL MSVCRT_puts(const char *s)
4637 {
4638 MSVCRT_size_t len = strlen(s);
4639 int ret;
4640
4641 MSVCRT__lock_file(MSVCRT_stdout);
4642 if(MSVCRT__fwrite_nolock(s, sizeof(*s), len, MSVCRT_stdout) != len) {
4643 MSVCRT__unlock_file(MSVCRT_stdout);
4644 return MSVCRT_EOF;
4645 }
4646
4647 ret = MSVCRT__fwrite_nolock("\n",1,1,MSVCRT_stdout) == 1 ? 0 : MSVCRT_EOF;
4648 MSVCRT__unlock_file(MSVCRT_stdout);
4649 return ret;
4650 }
4651
4652 /*********************************************************************
4653 * _putws (MSVCRT.@)
4654 */
4655 int CDECL MSVCRT__putws(const MSVCRT_wchar_t *s)
4656 {
4657 static const MSVCRT_wchar_t nl = '\n';
4658 MSVCRT_size_t len = strlenW(s);
4659 int ret;
4660
4661 MSVCRT__lock_file(MSVCRT_stdout);
4662 if(MSVCRT__fwrite_nolock(s, sizeof(*s), len, MSVCRT_stdout) != len) {
4663 MSVCRT__unlock_file(MSVCRT_stdout);
4664 return MSVCRT_EOF;
4665 }
4666
4667 ret = MSVCRT__fwrite_nolock(&nl,sizeof(nl),1,MSVCRT_stdout) == 1 ? 0 : MSVCRT_EOF;
4668 MSVCRT__unlock_file(MSVCRT_stdout);
4669 return ret;
4670 }
4671
4672 /*********************************************************************
4673 * remove (MSVCRT.@)
4674 */
4675 int CDECL MSVCRT_remove(const char *path)
4676 {
4677 TRACE("(%s)\n",path);
4678 if (DeleteFileA(path))
4679 return 0;
4680 TRACE(":failed (%d)\n",GetLastError());
4681 msvcrt_set_errno(GetLastError());
4682 return -1;
4683 }
4684
4685 /*********************************************************************
4686 * _wremove (MSVCRT.@)
4687 */
4688 int CDECL MSVCRT__wremove(const MSVCRT_wchar_t *path)
4689 {
4690 TRACE("(%s)\n",debugstr_w(path));
4691 if (DeleteFileW(path))
4692 return 0;
4693 TRACE(":failed (%d)\n",GetLastError());
4694 msvcrt_set_errno(GetLastError());
4695 return -1;
4696 }
4697
4698 /*********************************************************************
4699 * rename (MSVCRT.@)
4700 */
4701 int CDECL MSVCRT_rename(const char *oldpath,const char *newpath)
4702 {
4703 TRACE(":from %s to %s\n",oldpath,newpath);
4704 if (MoveFileExA(oldpath, newpath, MOVEFILE_COPY_ALLOWED))
4705 return 0;
4706 TRACE(":failed (%d)\n",GetLastError());
4707 msvcrt_set_errno(GetLastError());
4708 return -1;
4709 }
4710
4711 /*********************************************************************
4712 * _wrename (MSVCRT.@)
4713 */
4714 int CDECL MSVCRT__wrename(const MSVCRT_wchar_t *oldpath,const MSVCRT_wchar_t *newpath)
4715 {
4716 TRACE(":from %s to %s\n",debugstr_w(oldpath),debugstr_w(newpath));
4717 if (MoveFileExW(oldpath, newpath, MOVEFILE_COPY_ALLOWED))
4718 return 0;
4719 TRACE(":failed (%d)\n",GetLastError());
4720 msvcrt_set_errno(GetLastError());
4721 return -1;
4722 }
4723
4724 /*********************************************************************
4725 * setvbuf (MSVCRT.@)
4726 */
4727 int CDECL MSVCRT_setvbuf(MSVCRT_FILE* file, char *buf, int mode, MSVCRT_size_t size)
4728 {
4729 if(!MSVCRT_CHECK_PMT(file != NULL)) return -1;
4730 if(!MSVCRT_CHECK_PMT(mode==MSVCRT__IONBF || mode==MSVCRT__IOFBF || mode==MSVCRT__IOLBF)) return -1;
4731 if(!MSVCRT_CHECK_PMT(mode==MSVCRT__IONBF || (size>=2 && size<=INT_MAX))) return -1;
4732
4733 MSVCRT__lock_file(file);
4734
4735 MSVCRT__fflush_nolock(file);
4736 if(file->_flag & MSVCRT__IOMYBUF)
4737 MSVCRT_free(file->_base);
4738 file->_flag &= ~(MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF);
4739 file->_cnt = 0;
4740
4741 if(mode == MSVCRT__IONBF) {
4742 file->_flag |= MSVCRT__IONBF;
4743 file->_base = file->_ptr = (char*)&file->_charbuf;
4744 file->_bufsiz = 2;
4745 }else if(buf) {
4746 file->_base = file->_ptr = buf;
4747 file->_flag |= MSVCRT__USERBUF;
4748 file->_bufsiz = size;
4749 }else {
4750 file->_base = file->_ptr = MSVCRT_malloc(size);
4751 if(!file->_base) {
4752 file->_bufsiz = 0;
4753 MSVCRT__unlock_file(file);
4754 return -1;
4755 }
4756
4757 file->_flag |= MSVCRT__IOMYBUF;
4758 file->_bufsiz = size;
4759 }
4760 MSVCRT__unlock_file(file);
4761 return 0;
4762 }
4763
4764 /*********************************************************************
4765 * setbuf (MSVCRT.@)
4766 */
4767 void CDECL MSVCRT_setbuf(MSVCRT_FILE* file, char *buf)
4768 {
4769 MSVCRT_setvbuf(file, buf, buf ? MSVCRT__IOFBF : MSVCRT__IONBF, MSVCRT_BUFSIZ);
4770 }
4771
4772 /*********************************************************************
4773 * tmpnam (MSVCRT.@)
4774 */
4775 char * CDECL MSVCRT_tmpnam(char *s)
4776 {
4777 char tmpstr[16];
4778 char *p;
4779 int count, size;
4780
4781 if (!s) {
4782 thread_data_t *data = msvcrt_get_thread_data();
4783
4784 if(!data->tmpnam_buffer)
4785 data->tmpnam_buffer = MSVCRT_malloc(MAX_PATH);
4786
4787 s = data->tmpnam_buffer;
4788 }
4789
4790 msvcrt_int_to_base32(GetCurrentProcessId(), tmpstr);
4791 p = s + sprintf(s, "\\s%s.", tmpstr);
4792 for (count = 0; count < MSVCRT_TMP_MAX; count++)
4793 {
4794 size = msvcrt_int_to_base32(tmpnam_unique++, tmpstr);
4795 memcpy(p, tmpstr, size);
4796 p[size] = '\0';
4797 if (GetFileAttributesA(s) == INVALID_FILE_ATTRIBUTES &&
4798 GetLastError() == ERROR_FILE_NOT_FOUND)
4799 break;
4800 }
4801 return s;
4802 }
4803
4804 /*********************************************************************
4805 * _wtmpnam (MSVCRT.@)
4806 */
4807 MSVCRT_wchar_t * CDECL MSVCRT_wtmpnam(MSVCRT_wchar_t *s)
4808 {
4809 static const MSVCRT_wchar_t format[] = {'\\','s','%','s','.',0};
4810 MSVCRT_wchar_t tmpstr[16];
4811 MSVCRT_wchar_t *p;
4812 int count, size;
4813 if (!s) {
4814 thread_data_t *data = msvcrt_get_thread_data();
4815
4816 if(!data->wtmpnam_buffer)
4817 data->wtmpnam_buffer = MSVCRT_malloc(sizeof(MSVCRT_wchar_t[MAX_PATH]));
4818
4819 s = data->wtmpnam_buffer;
4820 }
4821
4822 msvcrt_int_to_base32_w(GetCurrentProcessId(), tmpstr);
4823 p = s + MSVCRT__snwprintf(s, MAX_PATH, format, tmpstr);
4824 for (count = 0; count < MSVCRT_TMP_MAX; count++)
4825 {
4826 size = msvcrt_int_to_base32_w(tmpnam_unique++, tmpstr);
4827 memcpy(p, tmpstr, size*sizeof(MSVCRT_wchar_t));
4828 p[size] = '\0';
4829 if (GetFileAttributesW(s) == INVALID_FILE_ATTRIBUTES &&
4830 GetLastError() == ERROR_FILE_NOT_FOUND)
4831 break;
4832 }
4833 return s;
4834 }
4835
4836 /*********************************************************************
4837 * tmpfile (MSVCRT.@)
4838 */
4839 MSVCRT_FILE* CDECL MSVCRT_tmpfile(void)
4840 {
4841 char *filename = MSVCRT_tmpnam(NULL);
4842 int fd;
4843 MSVCRT_FILE* file = NULL;
4844
4845 LOCK_FILES();
4846 fd = MSVCRT__open(filename, MSVCRT__O_CREAT | MSVCRT__O_BINARY | MSVCRT__O_RDWR | MSVCRT__O_TEMPORARY,
4847 MSVCRT__S_IREAD | MSVCRT__S_IWRITE);
4848 if (fd != -1 && (file = msvcrt_alloc_fp()))
4849 {
4850 if (msvcrt_init_fp(file, fd, MSVCRT__IORW) == -1)
4851 {
4852 file->_flag = 0;
4853 file = NULL;
4854 }
4855 else file->_tmpfname = MSVCRT__strdup(filename);
4856 }
4857
4858 if(fd != -1 && !file)
4859 MSVCRT__close(fd);
4860 UNLOCK_FILES();
4861 return file;
4862 }
4863
4864 /*********************************************************************
4865 * tmpfile_s (MSVCRT.@)
4866 */
4867 int CDECL MSVCRT_tmpfile_s(MSVCRT_FILE** file)
4868 {
4869 if (!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EINVAL;
4870
4871 *file = MSVCRT_tmpfile();
4872 return 0;
4873 }
4874
4875 static int puts_clbk_file_a(void *file, int len, const char *str)
4876 {
4877 return MSVCRT_fwrite(str, sizeof(char), len, file);
4878 }
4879
4880 static int puts_clbk_file_w(void *file, int len, const MSVCRT_wchar_t *str)
4881 {
4882 int i, ret;
4883
4884 MSVCRT__lock_file(file);
4885
4886 if(!(get_ioinfo_nolock(((MSVCRT_FILE*)file)->_file)->wxflag & WX_TEXT)) {
4887 ret = MSVCRT__fwrite_nolock(str, sizeof(MSVCRT_wchar_t), len, file);
4888 MSVCRT__unlock_file(file);
4889 return ret;
4890 }
4891
4892 for(i=0; i<len; i++) {
4893 if(MSVCRT__fputwc_nolock(str[i], file) == MSVCRT_WEOF) {
4894 MSVCRT__unlock_file(file);
4895 return -1;
4896 }
4897 }
4898
4899 MSVCRT__unlock_file(file);
4900 return len;
4901 }
4902
4903 /*********************************************************************
4904 * vfprintf (MSVCRT.@)
4905 */
4906 int CDECL MSVCRT_vfprintf(MSVCRT_FILE* file, const char *format, __ms_va_list valist)
4907 {
4908 BOOL tmp_buf;
4909 int ret;
4910
4911 MSVCRT__lock_file(file);
4912 tmp_buf = add_std_buffer(file);
4913 ret = pf_printf_a(puts_clbk_file_a, file, format, NULL, FALSE, FALSE, arg_clbk_valist, NULL, &valist);
4914 if(tmp_buf) remove_std_buffer(file);
4915 MSVCRT__unlock_file(file);
4916
4917 return ret;
4918 }
4919
4920 /*********************************************************************
4921 * vfprintf_s (MSVCRT.@)
4922 */
4923 int CDECL MSVCRT_vfprintf_s(MSVCRT_FILE* file, const char *format, __ms_va_list valist)
4924 {
4925 BOOL tmp_buf;
4926 int ret;
4927
4928 if(!MSVCRT_CHECK_PMT(file != NULL)) return -1;
4929
4930 MSVCRT__lock_file(file);
4931 tmp_buf = add_std_buffer(file);
4932 ret = pf_printf_a(puts_clbk_file_a, file, format, NULL, FALSE, TRUE, arg_clbk_valist, NULL, &valist);
4933 if(tmp_buf) remove_std_buffer(file);
4934 MSVCRT__unlock_file(file);
4935
4936 return ret;
4937 }
4938
4939 /*********************************************************************
4940 * vfwprintf (MSVCRT.@)
4941 */
4942 int CDECL MSVCRT_vfwprintf(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, __ms_va_list valist)
4943 {
4944 BOOL tmp_buf;
4945 int ret;
4946
4947 MSVCRT__lock_file(file);
4948 tmp_buf = add_std_buffer(file);
4949 ret = pf_printf_w(puts_clbk_file_w, file, format, NULL, FALSE, FALSE, arg_clbk_valist, NULL, &valist);
4950 if(tmp_buf) remove_std_buffer(file);
4951 MSVCRT__unlock_file(file);
4952
4953 return ret;
4954 }
4955
4956 /*********************************************************************
4957 * vfwprintf_s (MSVCRT.@)
4958 */
4959 int CDECL MSVCRT_vfwprintf_s(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, __ms_va_list valist)
4960 {
4961 BOOL tmp_buf;
4962 int ret;
4963
4964 if (!MSVCRT_CHECK_PMT( file != NULL )) return -1;
4965
4966 MSVCRT__lock_file(file);
4967 tmp_buf = add_std_buffer(file);
4968 ret = pf_printf_w(puts_clbk_file_w, file, format, NULL, FALSE, TRUE, arg_clbk_valist, NULL, &valist);
4969 if(tmp_buf) remove_std_buffer(file);
4970 MSVCRT__unlock_file(file);
4971
4972 return ret;
4973 }
4974
4975 /*********************************************************************
4976 * _vfwprintf_l (MSVCRT.@)
4977 */
4978 int CDECL MSVCRT__vfwprintf_l(MSVCRT_FILE* file, const MSVCRT_wchar_t *format,
4979 MSVCRT__locale_t locale, __ms_va_list valist)
4980 {
4981 BOOL tmp_buf;
4982 int ret;
4983
4984 if (!MSVCRT_CHECK_PMT( file != NULL )) return -1;
4985
4986 MSVCRT__lock_file(file);
4987 tmp_buf = add_std_buffer(file);
4988 ret = pf_printf_w(puts_clbk_file_w, file, format, locale, FALSE, FALSE, arg_clbk_valist, NULL, &valist);
4989 if(tmp_buf) remove_std_buffer(file);
4990 MSVCRT__unlock_file(file);
4991
4992 return ret;
4993 }
4994
4995 /*********************************************************************
4996 * vprintf (MSVCRT.@)
4997 */
4998 int CDECL MSVCRT_vprintf(const char *format, __ms_va_list valist)
4999 {
5000 return MSVCRT_vfprintf(MSVCRT_stdout,format,valist);
5001 }
5002
5003 /*********************************************************************
5004 * vprintf_s (MSVCRT.@)
5005 */
5006 int CDECL MSVCRT_vprintf_s(const char *format, __ms_va_list valist)
5007 {
5008 return MSVCRT_vfprintf_s(MSVCRT_stdout,format,valist);
5009 }
5010
5011 /*********************************************************************
5012 * vwprintf (MSVCRT.@)
5013 */
5014 int CDECL MSVCRT_vwprintf(const MSVCRT_wchar_t *format, __ms_va_list valist)
5015 {
5016 return MSVCRT_vfwprintf(MSVCRT_stdout,format,valist);
5017 }
5018
5019 /*********************************************************************
5020 * vwprintf_s (MSVCRT.@)
5021 */
5022 int CDECL MSVCRT_vwprintf_s(const MSVCRT_wchar_t *format, __ms_va_list valist)
5023 {
5024 return MSVCRT_vfwprintf_s(MSVCRT_stdout,format,valist);
5025 }
5026
5027 /*********************************************************************
5028 * fprintf (MSVCRT.@)
5029 */
5030 int CDECL MSVCRT_fprintf(MSVCRT_FILE* file, const char *format, ...)
5031 {
5032 __ms_va_list valist;
5033 int res;
5034 __ms_va_start(valist, format);
5035 res = MSVCRT_vfprintf(file, format, valist);
5036 __ms_va_end(valist);
5037 return res;
5038 }
5039
5040 /*********************************************************************
5041 * fprintf_s (MSVCRT.@)
5042 */
5043 int CDECL MSVCRT_fprintf_s(MSVCRT_FILE* file, const char *format, ...)
5044 {
5045 __ms_va_list valist;
5046 int res;
5047 __ms_va_start(valist, format);
5048 res = MSVCRT_vfprintf_s(file, format, valist);
5049 __ms_va_end(valist);
5050 return res;
5051 }
5052
5053 /*********************************************************************
5054 * fwprintf (MSVCRT.@)
5055 */
5056 int CDECL MSVCRT_fwprintf(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, ...)
5057 {
5058 __ms_va_list valist;
5059 int res;
5060 __ms_va_start(valist, format);
5061 res = MSVCRT_vfwprintf(file, format, valist);
5062 __ms_va_end(valist);
5063 return res;
5064 }
5065
5066 /*********************************************************************
5067 * fwprintf_s (MSVCRT.@)
5068 */
5069 int CDECL MSVCRT_fwprintf_s(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, ...)
5070 {
5071 __ms_va_list valist;
5072 int res;
5073 __ms_va_start(valist, format);
5074 res = MSVCRT_vfwprintf_s(file, format, valist);
5075 __ms_va_end(valist);
5076 return res;
5077 }
5078
5079 /*********************************************************************
5080 * _fwprintf_l (MSVCRT.@)
5081 */
5082 int CDECL MSVCRT__fwprintf_l(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, MSVCRT__locale_t locale, ...)
5083 {
5084 __ms_va_list valist;
5085 int res;
5086 __ms_va_start(valist, locale);
5087 res = MSVCRT__vfwprintf_l(file, format, locale, valist);
5088 __ms_va_end(valist);
5089 return res;
5090 }
5091
5092 /*********************************************************************
5093 * printf (MSVCRT.@)
5094 */
5095 int CDECL MSVCRT_printf(const char *format, ...)
5096 {
5097 __ms_va_list valist;
5098 int res;
5099 __ms_va_start(valist, format);
5100 res = MSVCRT_vfprintf(MSVCRT_stdout, format, valist);
5101 __ms_va_end(valist);
5102 return res;
5103 }
5104
5105 /*********************************************************************
5106 * printf_s (MSVCRT.@)
5107 */
5108 int CDECL MSVCRT_printf_s(const char *format, ...)
5109 {
5110 __ms_va_list valist;
5111 int res;
5112 __ms_va_start(valist, format);
5113 res = MSVCRT_vprintf_s(format, valist);
5114 __ms_va_end(valist);
5115 return res;
5116 }
5117
5118 /*********************************************************************
5119 * ungetc (MSVCRT.@)
5120 */
5121 int CDECL MSVCRT_ungetc(int c, MSVCRT_FILE * file)
5122 {
5123 int ret;
5124
5125 if(!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EOF;
5126
5127 MSVCRT__lock_file(file);
5128 ret = MSVCRT__ungetc_nolock(c, file);
5129 MSVCRT__unlock_file(file);
5130
5131 return ret;
5132 }
5133
5134 /*********************************************************************
5135 * _ungetc_nolock (MSVCRT.@)
5136 */
5137 int CDECL MSVCRT__ungetc_nolock(int c, MSVCRT_FILE * file)
5138 {
5139 if(!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EOF;
5140
5141 if (c == MSVCRT_EOF || !(file->_flag&MSVCRT__IOREAD ||
5142 (file->_flag&MSVCRT__IORW && !(file->_flag&MSVCRT__IOWRT))))
5143 return MSVCRT_EOF;
5144
5145 if((!(file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF))
5146 && msvcrt_alloc_buffer(file))
5147 || (!file->_cnt && file->_ptr==file->_base))
5148 file->_ptr++;
5149
5150 if(file->_ptr>file->_base) {
5151 file->_ptr--;
5152 if(file->_flag & MSVCRT__IOSTRG) {
5153 if(*file->_ptr != c) {
5154 file->_ptr++;
5155 return MSVCRT_EOF;
5156 }
5157 }else {
5158 *file->_ptr = c;
5159 }
5160 file->_cnt++;
5161 file->_flag &= ~(MSVCRT__IOERR | MSVCRT__IOEOF);
5162 file->_flag |= MSVCRT__IOREAD;
5163 return c;
5164 }
5165
5166 return MSVCRT_EOF;
5167 }
5168
5169 /*********************************************************************
5170 * ungetwc (MSVCRT.@)
5171 */
5172 MSVCRT_wint_t CDECL MSVCRT_ungetwc(MSVCRT_wint_t wc, MSVCRT_FILE * file)
5173 {
5174 MSVCRT_wint_t ret;
5175
5176 if(!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_WEOF;
5177
5178 MSVCRT__lock_file(file);
5179 ret = MSVCRT__ungetwc_nolock(wc, file);
5180 MSVCRT__unlock_file(file);
5181
5182 return ret;
5183 }
5184
5185 /*********************************************************************
5186 * _ungetwc_nolock (MSVCRT.@)
5187 */
5188 MSVCRT_wint_t CDECL MSVCRT__ungetwc_nolock(MSVCRT_wint_t wc, MSVCRT_FILE * file)
5189 {
5190 MSVCRT_wchar_t mwc = wc;
5191
5192 if(!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_WEOF;
5193 if (wc == MSVCRT_WEOF)
5194 return MSVCRT_WEOF;
5195
5196 if((get_ioinfo_nolock(file->_file)->exflag & (EF_UTF8 | EF_UTF16))
5197 || !(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT)) {
5198 unsigned char * pp = (unsigned char *)&mwc;
5199 int i;
5200
5201 for(i=sizeof(MSVCRT_wchar_t)-1;i>=0;i--) {
5202 if(pp[i] != MSVCRT__ungetc_nolock(pp[i],file))
5203 return MSVCRT_WEOF;
5204 }
5205 }else {
5206 char mbs[MSVCRT_MB_LEN_MAX];
5207 int len;
5208
5209 len = MSVCRT_wctomb(mbs, mwc);
5210 if(len == -1)
5211 return MSVCRT_WEOF;
5212
5213 for(len--; len>=0; len--) {
5214 if(mbs[len] != MSVCRT__ungetc_nolock(mbs[len], file))
5215 return MSVCRT_WEOF;
5216 }
5217 }
5218
5219 return mwc;
5220 }
5221
5222 /*********************************************************************
5223 * wprintf (MSVCRT.@)
5224 */
5225 int CDECL MSVCRT_wprintf(const MSVCRT_wchar_t *format, ...)
5226 {
5227 __ms_va_list valist;
5228 int res;
5229 __ms_va_start(valist, format);
5230 res = MSVCRT_vwprintf(format, valist);
5231 __ms_va_end(valist);
5232 return res;
5233 }
5234
5235 /*********************************************************************
5236 * wprintf_s (MSVCRT.@)
5237 */
5238 int CDECL MSVCRT_wprintf_s(const MSVCRT_wchar_t *format, ...)
5239 {
5240 __ms_va_list valist;
5241 int res;
5242 __ms_va_start(valist, format);
5243 res = MSVCRT_vwprintf_s(format, valist);
5244 __ms_va_end(valist);
5245 return res;
5246 }
5247
5248 /*********************************************************************
5249 * _getmaxstdio (MSVCRT.@)
5250 */
5251 int CDECL MSVCRT__getmaxstdio(void)
5252 {
5253 return MSVCRT_max_streams;
5254 }
5255
5256 /*********************************************************************
5257 * _setmaxstdio (MSVCRT.@)
5258 */
5259 int CDECL MSVCRT__setmaxstdio(int newmax)
5260 {
5261 TRACE("%d\n", newmax);
5262
5263 if(newmax<_IOB_ENTRIES || newmax>MSVCRT_MAX_FILES || newmax<MSVCRT_stream_idx)
5264 return -1;
5265
5266 MSVCRT_max_streams = newmax;
5267 return MSVCRT_max_streams;
5268 }
Maarten's multimedia branch