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oleaut32/tests: Add a test to show that support for coercion to arrays of variants...
[wine/multimedia.git] / dlls / msvcrt / file.c
blobf304ec4f8f512eafa68b20899b93e410a55f61c3
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
1202 /*********************************************************************
1203 * _lseeki64 (MSVCRT.@)
1204 */
1205 __int64 CDECL MSVCRT__lseeki64(int fd, __int64 offset, int whence)
1206 {
1207 ioinfo *info = get_ioinfo(fd);
1208 LARGE_INTEGER ofs;
1209
1210 TRACE(":fd (%d) handle (%p)\n", fd, info->handle);
1211
1212 if (info->handle == INVALID_HANDLE_VALUE)
1213 {
1214 release_ioinfo(info);
1215 return -1;
1216 }
1217
1218 if (whence < 0 || whence > 2)
1219 {
1220 release_ioinfo(info);
1221 *MSVCRT__errno() = MSVCRT_EINVAL;
1222 return -1;
1223 }
1224
1225 TRACE(":fd (%d) to %s pos %s\n",
1226 fd,wine_dbgstr_longlong(offset),
1227 (whence==MSVCRT_SEEK_SET)?"SEEK_SET":
1228 (whence==MSVCRT_SEEK_CUR)?"SEEK_CUR":
1229 (whence==MSVCRT_SEEK_END)?"SEEK_END":"UNKNOWN");
1230
1231 /* The MoleBox protection scheme expects msvcrt to use SetFilePointer only,
1232 * so a LARGE_INTEGER offset cannot be passed directly via SetFilePointerEx. */
1233 ofs.QuadPart = offset;
1234 if ((ofs.u.LowPart = SetFilePointer(info->handle, ofs.u.LowPart, &ofs.u.HighPart, whence)) != INVALID_SET_FILE_POINTER ||
1235 GetLastError() == ERROR_SUCCESS)
1236 {
1237 info->wxflag &= ~WX_ATEOF;
1238 /* FIXME: What if we seek _to_ EOF - is EOF set? */
1239
1240 release_ioinfo(info);
1241 return ofs.QuadPart;
1242 }
1243 release_ioinfo(info);
1244 TRACE(":error-last error (%d)\n",GetLastError());
1245 msvcrt_set_errno(GetLastError());
1246 return -1;
1247 }
1248
1249 /*********************************************************************
1250 * _lseek (MSVCRT.@)
1251 */
1252 LONG CDECL MSVCRT__lseek(int fd, LONG offset, int whence)
1253 {
1254 return MSVCRT__lseeki64(fd, offset, whence);
1255 }
1256
1257 /*********************************************************************
1258 * _lock_file (MSVCRT.@)
1259 */
1260 void CDECL MSVCRT__lock_file(MSVCRT_FILE *file)
1261 {
1262 if(file>=MSVCRT__iob && file<MSVCRT__iob+_IOB_ENTRIES)
1263 _lock(_STREAM_LOCKS+(file-MSVCRT__iob));
1264 else
1265 EnterCriticalSection(&((file_crit*)file)->crit);
1266 }
1267
1268 /*********************************************************************
1269 * _unlock_file (MSVCRT.@)
1270 */
1271 void CDECL MSVCRT__unlock_file(MSVCRT_FILE *file)
1272 {
1273 if(file>=MSVCRT__iob && file<MSVCRT__iob+_IOB_ENTRIES)
1274 _unlock(_STREAM_LOCKS+(file-MSVCRT__iob));
1275 else
1276 LeaveCriticalSection(&((file_crit*)file)->crit);
1277 }
1278
1279 /*********************************************************************
1280 * _locking (MSVCRT.@)
1281 *
1282 * This is untested; the underlying LockFile doesn't work yet.
1283 */
1284 int CDECL MSVCRT__locking(int fd, int mode, LONG nbytes)
1285 {
1286 ioinfo *info = get_ioinfo(fd);
1287 BOOL ret;
1288 DWORD cur_locn;
1289
1290 TRACE(":fd (%d) handle (%p)\n", fd, info->handle);
1291 if (info->handle == INVALID_HANDLE_VALUE)
1292 {
1293 release_ioinfo(info);
1294 return -1;
1295 }
1296
1297 if (mode < 0 || mode > 4)
1298 {
1299 release_ioinfo(info);
1300 *MSVCRT__errno() = MSVCRT_EINVAL;
1301 return -1;
1302 }
1303
1304 TRACE(":fd (%d) by 0x%08x mode %s\n",
1305 fd,nbytes,(mode==MSVCRT__LK_UNLCK)?"_LK_UNLCK":
1306 (mode==MSVCRT__LK_LOCK)?"_LK_LOCK":
1307 (mode==MSVCRT__LK_NBLCK)?"_LK_NBLCK":
1308 (mode==MSVCRT__LK_RLCK)?"_LK_RLCK":
1309 (mode==MSVCRT__LK_NBRLCK)?"_LK_NBRLCK":
1310 "UNKNOWN");
1311
1312 if ((cur_locn = SetFilePointer(info->handle, 0L, NULL, FILE_CURRENT)) == INVALID_SET_FILE_POINTER)
1313 {
1314 release_ioinfo(info);
1315 FIXME ("Seek failed\n");
1316 *MSVCRT__errno() = MSVCRT_EINVAL; /* FIXME */
1317 return -1;
1318 }
1319 if (mode == MSVCRT__LK_LOCK || mode == MSVCRT__LK_RLCK)
1320 {
1321 int nretry = 10;
1322 ret = 1; /* just to satisfy gcc */
1323 while (nretry--)
1324 {
1325 ret = LockFile(info->handle, cur_locn, 0L, nbytes, 0L);
1326 if (ret) break;
1327 Sleep(1);
1328 }
1329 }
1330 else if (mode == MSVCRT__LK_UNLCK)
1331 ret = UnlockFile(info->handle, cur_locn, 0L, nbytes, 0L);
1332 else
1333 ret = LockFile(info->handle, cur_locn, 0L, nbytes, 0L);
1334 /* FIXME - what about error settings? */
1335 release_ioinfo(info);
1336 return ret ? 0 : -1;
1337 }
1338
1339 /*********************************************************************
1340 * _fseeki64 (MSVCRT.@)
1341 */
1342 int CDECL MSVCRT__fseeki64(MSVCRT_FILE* file, __int64 offset, int whence)
1343 {
1344 int ret;
1345
1346 MSVCRT__lock_file(file);
1347 ret = MSVCRT__fseeki64_nolock(file, offset, whence);
1348 MSVCRT__unlock_file(file);
1349
1350 return ret;
1351 }
1352
1353 /*********************************************************************
1354 * _fseeki64_nolock (MSVCRT.@)
1355 */
1356 int CDECL MSVCRT__fseeki64_nolock(MSVCRT_FILE* file, __int64 offset, int whence)
1357 {
1358 int ret;
1359
1360 if(whence == MSVCRT_SEEK_CUR && file->_flag & MSVCRT__IOREAD ) {
1361 whence = MSVCRT_SEEK_SET;
1362 offset += MSVCRT__ftelli64_nolock(file);
1363 }
1364
1365 /* Flush output if needed */
1366 msvcrt_flush_buffer(file);
1367 /* Reset direction of i/o */
1368 if(file->_flag & MSVCRT__IORW) {
1369 file->_flag &= ~(MSVCRT__IOREAD|MSVCRT__IOWRT);
1370 }
1371 /* Clear end of file flag */
1372 file->_flag &= ~MSVCRT__IOEOF;
1373 ret = (MSVCRT__lseeki64(file->_file,offset,whence) == -1)?-1:0;
1374
1375 return ret;
1376 }
1377
1378 /*********************************************************************
1379 * fseek (MSVCRT.@)
1380 */
1381 int CDECL MSVCRT_fseek(MSVCRT_FILE* file, MSVCRT_long offset, int whence)
1382 {
1383 return MSVCRT__fseeki64( file, offset, whence );
1384 }
1385
1386 /*********************************************************************
1387 * _fseek_nolock (MSVCRT.@)
1388 */
1389 int CDECL MSVCRT__fseek_nolock(MSVCRT_FILE* file, MSVCRT_long offset, int whence)
1390 {
1391 return MSVCRT__fseeki64_nolock( file, offset, whence );
1392 }
1393
1394 /*********************************************************************
1395 * _chsize_s (MSVCRT.@)
1396 */
1397 int CDECL MSVCRT__chsize_s(int fd, __int64 size)
1398 {
1399 ioinfo *info;
1400 __int64 cur, pos;
1401 BOOL ret = FALSE;
1402
1403 TRACE("(fd=%d, size=%s)\n", fd, wine_dbgstr_longlong(size));
1404
1405 if (!MSVCRT_CHECK_PMT(size >= 0)) return MSVCRT_EINVAL;
1406
1407
1408 info = get_ioinfo(fd);
1409 if (info->handle != INVALID_HANDLE_VALUE)
1410 {
1411 /* save the current file pointer */
1412 cur = MSVCRT__lseeki64(fd, 0, MSVCRT_SEEK_CUR);
1413 if (cur >= 0)
1414 {
1415 pos = MSVCRT__lseeki64(fd, size, MSVCRT_SEEK_SET);
1416 if (pos >= 0)
1417 {
1418 ret = SetEndOfFile(info->handle);
1419 if (!ret) msvcrt_set_errno(GetLastError());
1420 }
1421
1422 /* restore the file pointer */
1423 MSVCRT__lseeki64(fd, cur, MSVCRT_SEEK_SET);
1424 }
1425 }
1426
1427 release_ioinfo(info);
1428 return ret ? 0 : *MSVCRT__errno();
1429 }
1430
1431 /*********************************************************************
1432 * _chsize (MSVCRT.@)
1433 */
1434 int CDECL MSVCRT__chsize(int fd, MSVCRT_long size)
1435 {
1436 /* _chsize_s returns errno on failure but _chsize should return -1 */
1437 return MSVCRT__chsize_s( fd, size ) == 0 ? 0 : -1;
1438 }
1439
1440 /*********************************************************************
1441 * clearerr (MSVCRT.@)
1442 */
1443 void CDECL MSVCRT_clearerr(MSVCRT_FILE* file)
1444 {
1445 TRACE(":file (%p) fd (%d)\n",file,file->_file);
1446
1447 MSVCRT__lock_file(file);
1448 file->_flag &= ~(MSVCRT__IOERR | MSVCRT__IOEOF);
1449 MSVCRT__unlock_file(file);
1450 }
1451
1452 /*********************************************************************
1453 * rewind (MSVCRT.@)
1454 */
1455 void CDECL MSVCRT_rewind(MSVCRT_FILE* file)
1456 {
1457 TRACE(":file (%p) fd (%d)\n",file,file->_file);
1458
1459 MSVCRT__lock_file(file);
1460 MSVCRT__fseek_nolock(file, 0L, MSVCRT_SEEK_SET);
1461 MSVCRT_clearerr(file);
1462 MSVCRT__unlock_file(file);
1463 }
1464
1465 static int msvcrt_get_flags(const MSVCRT_wchar_t* mode, int *open_flags, int* stream_flags)
1466 {
1467 int plus = strchrW(mode, '+') != NULL;
1468
1469 TRACE("%s\n", debugstr_w(mode));
1470
1471 while(*mode == ' ') mode++;
1472
1473 switch(*mode++)
1474 {
1475 case 'R': case 'r':
1476 *open_flags = plus ? MSVCRT__O_RDWR : MSVCRT__O_RDONLY;
1477 *stream_flags = plus ? MSVCRT__IORW : MSVCRT__IOREAD;
1478 break;
1479 case 'W': case 'w':
1480 *open_flags = MSVCRT__O_CREAT | MSVCRT__O_TRUNC | (plus ? MSVCRT__O_RDWR : MSVCRT__O_WRONLY);
1481 *stream_flags = plus ? MSVCRT__IORW : MSVCRT__IOWRT;
1482 break;
1483 case 'A': case 'a':
1484 *open_flags = MSVCRT__O_CREAT | MSVCRT__O_APPEND | (plus ? MSVCRT__O_RDWR : MSVCRT__O_WRONLY);
1485 *stream_flags = plus ? MSVCRT__IORW : MSVCRT__IOWRT;
1486 break;
1487 default:
1488 MSVCRT_INVALID_PMT(0, MSVCRT_EINVAL);
1489 return -1;
1490 }
1491
1492 *stream_flags |= MSVCRT__commode;
1493
1494 while (*mode && *mode!=',')
1495 switch (*mode++)
1496 {
1497 case 'B': case 'b':
1498 *open_flags |= MSVCRT__O_BINARY;
1499 *open_flags &= ~MSVCRT__O_TEXT;
1500 break;
1501 case 't':
1502 *open_flags |= MSVCRT__O_TEXT;
1503 *open_flags &= ~MSVCRT__O_BINARY;
1504 break;
1505 case 'D':
1506 *open_flags |= MSVCRT__O_TEMPORARY;
1507 break;
1508 case 'T':
1509 *open_flags |= MSVCRT__O_SHORT_LIVED;
1510 break;
1511 case 'c':
1512 *stream_flags |= MSVCRT__IOCOMMIT;
1513 break;
1514 case 'n':
1515 *stream_flags &= ~MSVCRT__IOCOMMIT;
1516 break;
1517 case 'N':
1518 *open_flags |= MSVCRT__O_NOINHERIT;
1519 break;
1520 case '+':
1521 case ' ':
1522 case 'a':
1523 case 'w':
1524 break;
1525 case 'S':
1526 case 'R':
1527 FIXME("ignoring cache optimization flag: %c\n", mode[-1]);
1528 break;
1529 default:
1530 ERR("incorrect mode flag: %c\n", mode[-1]);
1531 break;
1532 }
1533
1534 if(*mode == ',')
1535 {
1536 static const WCHAR ccs[] = {'c','c','s'};
1537 static const WCHAR utf8[] = {'u','t','f','-','8'};
1538 static const WCHAR utf16le[] = {'u','t','f','-','1','6','l','e'};
1539 static const WCHAR unicode[] = {'u','n','i','c','o','d','e'};
1540
1541 mode++;
1542 while(*mode == ' ') mode++;
1543 if(!MSVCRT_CHECK_PMT(!strncmpW(ccs, mode, sizeof(ccs)/sizeof(ccs[0]))))
1544 return -1;
1545 mode += sizeof(ccs)/sizeof(ccs[0]);
1546 while(*mode == ' ') mode++;
1547 if(!MSVCRT_CHECK_PMT(*mode == '='))
1548 return -1;
1549 mode++;
1550 while(*mode == ' ') mode++;
1551
1552 if(!strncmpiW(utf8, mode, sizeof(utf8)/sizeof(utf8[0])))
1553 {
1554 *open_flags |= MSVCRT__O_U8TEXT;
1555 mode += sizeof(utf8)/sizeof(utf8[0]);
1556 }
1557 else if(!strncmpiW(utf16le, mode, sizeof(utf16le)/sizeof(utf16le[0])))
1558 {
1559 *open_flags |= MSVCRT__O_U16TEXT;
1560 mode += sizeof(utf16le)/sizeof(utf16le[0]);
1561 }
1562 else if(!strncmpiW(unicode, mode, sizeof(unicode)/sizeof(unicode[0])))
1563 {
1564 *open_flags |= MSVCRT__O_WTEXT;
1565 mode += sizeof(unicode)/sizeof(unicode[0]);
1566 }
1567 else
1568 {
1569 MSVCRT_INVALID_PMT(0, MSVCRT_EINVAL);
1570 return -1;
1571 }
1572
1573 while(*mode == ' ') mode++;
1574 }
1575
1576 if(!MSVCRT_CHECK_PMT(*mode == 0))
1577 return -1;
1578 return 0;
1579 }
1580
1581 /*********************************************************************
1582 * _fdopen (MSVCRT.@)
1583 */
1584 MSVCRT_FILE* CDECL MSVCRT__fdopen(int fd, const char *mode)
1585 {
1586 MSVCRT_FILE *ret;
1587 MSVCRT_wchar_t *modeW = NULL;
1588
1589 if (mode && !(modeW = msvcrt_wstrdupa(mode))) return NULL;
1590
1591 ret = MSVCRT__wfdopen(fd, modeW);
1592
1593 MSVCRT_free(modeW);
1594 return ret;
1595 }
1596
1597 /*********************************************************************
1598 * _wfdopen (MSVCRT.@)
1599 */
1600 MSVCRT_FILE* CDECL MSVCRT__wfdopen(int fd, const MSVCRT_wchar_t *mode)
1601 {
1602 int open_flags, stream_flags;
1603 MSVCRT_FILE* file;
1604
1605 if (msvcrt_get_flags(mode, &open_flags, &stream_flags) == -1) return NULL;
1606
1607 LOCK_FILES();
1608 if (!(file = msvcrt_alloc_fp()))
1609 file = NULL;
1610 else if (msvcrt_init_fp(file, fd, stream_flags) == -1)
1611 {
1612 file->_flag = 0;
1613 file = NULL;
1614 }
1615 else TRACE(":fd (%d) mode (%s) FILE* (%p)\n", fd, debugstr_w(mode), file);
1616 UNLOCK_FILES();
1617
1618 return file;
1619 }
1620
1621 /*********************************************************************
1622 * _filelength (MSVCRT.@)
1623 */
1624 LONG CDECL MSVCRT__filelength(int fd)
1625 {
1626 LONG curPos = MSVCRT__lseek(fd, 0, MSVCRT_SEEK_CUR);
1627 if (curPos != -1)
1628 {
1629 LONG endPos = MSVCRT__lseek(fd, 0, MSVCRT_SEEK_END);
1630 if (endPos != -1)
1631 {
1632 if (endPos != curPos)
1633 MSVCRT__lseek(fd, curPos, MSVCRT_SEEK_SET);
1634 return endPos;
1635 }
1636 }
1637 return -1;
1638 }
1639
1640 /*********************************************************************
1641 * _filelengthi64 (MSVCRT.@)
1642 */
1643 __int64 CDECL MSVCRT__filelengthi64(int fd)
1644 {
1645 __int64 curPos = MSVCRT__lseeki64(fd, 0, MSVCRT_SEEK_CUR);
1646 if (curPos != -1)
1647 {
1648 __int64 endPos = MSVCRT__lseeki64(fd, 0, MSVCRT_SEEK_END);
1649 if (endPos != -1)
1650 {
1651 if (endPos != curPos)
1652 MSVCRT__lseeki64(fd, curPos, MSVCRT_SEEK_SET);
1653 return endPos;
1654 }
1655 }
1656 return -1;
1657 }
1658
1659 /*********************************************************************
1660 * _fileno (MSVCRT.@)
1661 */
1662 int CDECL MSVCRT__fileno(MSVCRT_FILE* file)
1663 {
1664 TRACE(":FILE* (%p) fd (%d)\n",file,file->_file);
1665 return file->_file;
1666 }
1667
1668 /*********************************************************************
1669 * _fstat64 (MSVCRT.@)
1670 */
1671 int CDECL MSVCRT__fstat64(int fd, struct MSVCRT__stat64* buf)
1672 {
1673 ioinfo *info = get_ioinfo(fd);
1674 DWORD dw;
1675 DWORD type;
1676 BY_HANDLE_FILE_INFORMATION hfi;
1677
1678 TRACE(":fd (%d) stat (%p)\n", fd, buf);
1679 if (info->handle == INVALID_HANDLE_VALUE)
1680 {
1681 release_ioinfo(info);
1682 return -1;
1683 }
1684
1685 if (!buf)
1686 {
1687 WARN(":failed-NULL buf\n");
1688 msvcrt_set_errno(ERROR_INVALID_PARAMETER);
1689 release_ioinfo(info);
1690 return -1;
1691 }
1692
1693 memset(&hfi, 0, sizeof(hfi));
1694 memset(buf, 0, sizeof(struct MSVCRT__stat64));
1695 type = GetFileType(info->handle);
1696 if (type == FILE_TYPE_PIPE)
1697 {
1698 buf->st_dev = buf->st_rdev = fd;
1699 buf->st_mode = MSVCRT__S_IFIFO;
1700 buf->st_nlink = 1;
1701 }
1702 else if (type == FILE_TYPE_CHAR)
1703 {
1704 buf->st_dev = buf->st_rdev = fd;
1705 buf->st_mode = MSVCRT__S_IFCHR;
1706 buf->st_nlink = 1;
1707 }
1708 else /* FILE_TYPE_DISK etc. */
1709 {
1710 if (!GetFileInformationByHandle(info->handle, &hfi))
1711 {
1712 WARN(":failed-last error (%d)\n",GetLastError());
1713 msvcrt_set_errno(ERROR_INVALID_PARAMETER);
1714 release_ioinfo(info);
1715 return -1;
1716 }
1717 buf->st_mode = MSVCRT__S_IFREG | 0444;
1718 if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY))
1719 buf->st_mode |= 0222;
1720 buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow;
1721 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw);
1722 buf->st_atime = dw;
1723 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw);
1724 buf->st_mtime = buf->st_ctime = dw;
1725 buf->st_nlink = hfi.nNumberOfLinks;
1726 }
1727 TRACE(":dwFileAttributes = 0x%x, mode set to 0x%x\n",hfi.dwFileAttributes,
1728 buf->st_mode);
1729 release_ioinfo(info);
1730 return 0;
1731 }
1732
1733 /*********************************************************************
1734 * _fstati64 (MSVCRT.@)
1735 */
1736 int CDECL MSVCRT__fstati64(int fd, struct MSVCRT__stati64* buf)
1737 {
1738 int ret;
1739 struct MSVCRT__stat64 buf64;
1740
1741 ret = MSVCRT__fstat64(fd, &buf64);
1742 if (!ret)
1743 msvcrt_stat64_to_stati64(&buf64, buf);
1744 return ret;
1745 }
1746
1747 /*********************************************************************
1748 * _fstat (MSVCRT.@)
1749 */
1750 int CDECL MSVCRT__fstat(int fd, struct MSVCRT__stat* buf)
1751 { int ret;
1752 struct MSVCRT__stat64 buf64;
1753
1754 ret = MSVCRT__fstat64(fd, &buf64);
1755 if (!ret)
1756 msvcrt_stat64_to_stat(&buf64, buf);
1757 return ret;
1758 }
1759
1760 /*********************************************************************
1761 * _fstat32 (MSVCR80.@)
1762 */
1763 int CDECL MSVCRT__fstat32(int fd, struct MSVCRT__stat32* buf)
1764 {
1765 int ret;
1766 struct MSVCRT__stat64 buf64;
1767
1768 ret = MSVCRT__fstat64(fd, &buf64);
1769 if (!ret)
1770 msvcrt_stat64_to_stat32(&buf64, buf);
1771 return ret;
1772 }
1773
1774 /*********************************************************************
1775 * _fstat64i32 (MSVCR80.@)
1776 */
1777 int CDECL MSVCRT__fstat64i32(int fd, struct MSVCRT__stat64i32* buf)
1778 {
1779 int ret;
1780 struct MSVCRT__stat64 buf64;
1781
1782 ret = MSVCRT__fstat64(fd, &buf64);
1783 if (!ret)
1784 msvcrt_stat64_to_stat64i32(&buf64, buf);
1785 return ret;
1786 }
1787
1788 /*********************************************************************
1789 * _futime64 (MSVCRT.@)
1790 */
1791 int CDECL _futime64(int fd, struct MSVCRT___utimbuf64 *t)
1792 {
1793 ioinfo *info = get_ioinfo(fd);
1794 FILETIME at, wt;
1795
1796 if (!t)
1797 {
1798 time_to_filetime( MSVCRT__time64(NULL), &at );
1799 wt = at;
1800 }
1801 else
1802 {
1803 time_to_filetime( t->actime, &at );
1804 time_to_filetime( t->modtime, &wt );
1805 }
1806
1807 if (!SetFileTime(info->handle, NULL, &at, &wt))
1808 {
1809 release_ioinfo(info);
1810 msvcrt_set_errno(GetLastError());
1811 return -1 ;
1812 }
1813 release_ioinfo(info);
1814 return 0;
1815 }
1816
1817 /*********************************************************************
1818 * _futime32 (MSVCRT.@)
1819 */
1820 int CDECL _futime32(int fd, struct MSVCRT___utimbuf32 *t)
1821 {
1822 if (t)
1823 {
1824 struct MSVCRT___utimbuf64 t64;
1825 t64.actime = t->actime;
1826 t64.modtime = t->modtime;
1827 return _futime64( fd, &t64 );
1828 }
1829 else
1830 return _futime64( fd, NULL );
1831 }
1832
1833 /*********************************************************************
1834 * _futime (MSVCRT.@)
1835 */
1836 #ifdef _WIN64
1837 int CDECL _futime(int fd, struct MSVCRT___utimbuf64 *t)
1838 {
1839 return _futime64( fd, t );
1840 }
1841 #else
1842 int CDECL _futime(int fd, struct MSVCRT___utimbuf32 *t)
1843 {
1844 return _futime32( fd, t );
1845 }
1846 #endif
1847
1848 /*********************************************************************
1849 * _get_osfhandle (MSVCRT.@)
1850 */
1851 MSVCRT_intptr_t CDECL MSVCRT__get_osfhandle(int fd)
1852 {
1853 HANDLE hand = get_ioinfo_nolock(fd)->handle;
1854 TRACE(":fd (%d) handle (%p)\n",fd,hand);
1855
1856 if(hand == INVALID_HANDLE_VALUE)
1857 *MSVCRT__errno() = MSVCRT_EBADF;
1858 return (MSVCRT_intptr_t)hand;
1859 }
1860
1861 /*********************************************************************
1862 * _mktemp_s (MSVCRT.@)
1863 */
1864 int CDECL MSVCRT__mktemp_s(char *pattern, MSVCRT_size_t size)
1865 {
1866 DWORD len, xno, id;
1867
1868 if(!MSVCRT_CHECK_PMT(pattern!=NULL))
1869 return MSVCRT_EINVAL;
1870
1871 for(len=0; len<size; len++)
1872 if(!pattern[len])
1873 break;
1874 if(!MSVCRT_CHECK_PMT(len!=size && len>=6)) {
1875 if(size)
1876 pattern[0] = 0;
1877 return MSVCRT_EINVAL;
1878 }
1879
1880 for(xno=1; xno<=6; xno++)
1881 if(!MSVCRT_CHECK_PMT(pattern[len-xno] == 'X'))
1882 return MSVCRT_EINVAL;
1883
1884 id = GetCurrentProcessId();
1885 for(xno=1; xno<6; xno++) {
1886 pattern[len-xno] = id%10 + '0';
1887 id /= 10;
1888 }
1889
1890 for(pattern[len-6]='a'; pattern[len-6]<='z'; pattern[len-6]++) {
1891 if(GetFileAttributesA(pattern) == INVALID_FILE_ATTRIBUTES)
1892 return 0;
1893 }
1894
1895 pattern[0] = 0;
1896 *MSVCRT__errno() = MSVCRT_EEXIST;
1897 return MSVCRT_EEXIST;
1898 }
1899
1900 /*********************************************************************
1901 * _mktemp (MSVCRT.@)
1902 */
1903 char * CDECL MSVCRT__mktemp(char *pattern)
1904 {
1905 int numX = 0;
1906 char *retVal = pattern;
1907 int id;
1908 char letter = 'a';
1909
1910 if(!pattern)
1911 return NULL;
1912
1913 while(*pattern)
1914 numX = (*pattern++ == 'X')? numX + 1 : 0;
1915 if (numX < 6)
1916 return NULL;
1917 pattern--;
1918 id = GetCurrentProcessId();
1919 numX = 6;
1920 while(numX--)
1921 {
1922 int tempNum = id / 10;
1923 *pattern-- = id - (tempNum * 10) + '0';
1924 id = tempNum;
1925 }
1926 pattern++;
1927 do
1928 {
1929 *pattern = letter++;
1930 if (GetFileAttributesA(retVal) == INVALID_FILE_ATTRIBUTES)
1931 return retVal;
1932 } while(letter <= 'z');
1933 return NULL;
1934 }
1935
1936 /*********************************************************************
1937 * _wmktemp_s (MSVCRT.@)
1938 */
1939 int CDECL MSVCRT__wmktemp_s(MSVCRT_wchar_t *pattern, MSVCRT_size_t size)
1940 {
1941 DWORD len, xno, id;
1942
1943 if(!MSVCRT_CHECK_PMT(pattern!=NULL))
1944 return MSVCRT_EINVAL;
1945
1946 for(len=0; len<size; len++)
1947 if(!pattern[len])
1948 break;
1949 if(!MSVCRT_CHECK_PMT(len!=size && len>=6)) {
1950 if(size)
1951 pattern[0] = 0;
1952 return MSVCRT_EINVAL;
1953 }
1954
1955 for(xno=1; xno<=6; xno++)
1956 if(!MSVCRT_CHECK_PMT(pattern[len-xno] == 'X'))
1957 return MSVCRT_EINVAL;
1958
1959 id = GetCurrentProcessId();
1960 for(xno=1; xno<6; xno++) {
1961 pattern[len-xno] = id%10 + '0';
1962 id /= 10;
1963 }
1964
1965 for(pattern[len-6]='a'; pattern[len-6]<='z'; pattern[len-6]++) {
1966 if(GetFileAttributesW(pattern) == INVALID_FILE_ATTRIBUTES)
1967 return 0;
1968 }
1969
1970 pattern[0] = 0;
1971 *MSVCRT__errno() = MSVCRT_EEXIST;
1972 return MSVCRT_EEXIST;
1973 }
1974
1975 /*********************************************************************
1976 * _wmktemp (MSVCRT.@)
1977 */
1978 MSVCRT_wchar_t * CDECL MSVCRT__wmktemp(MSVCRT_wchar_t *pattern)
1979 {
1980 int numX = 0;
1981 MSVCRT_wchar_t *retVal = pattern;
1982 int id;
1983 MSVCRT_wchar_t letter = 'a';
1984
1985 if(!pattern)
1986 return NULL;
1987
1988 while(*pattern)
1989 numX = (*pattern++ == 'X')? numX + 1 : 0;
1990 if (numX < 6)
1991 return NULL;
1992 pattern--;
1993 id = GetCurrentProcessId();
1994 numX = 6;
1995 while(numX--)
1996 {
1997 int tempNum = id / 10;
1998 *pattern-- = id - (tempNum * 10) + '0';
1999 id = tempNum;
2000 }
2001 pattern++;
2002 do
2003 {
2004 if (GetFileAttributesW(retVal) == INVALID_FILE_ATTRIBUTES)
2005 return retVal;
2006 *pattern = letter++;
2007 } while(letter != '|');
2008 return NULL;
2009 }
2010
2011 static unsigned split_oflags(unsigned oflags)
2012 {
2013 int wxflags = 0;
2014 unsigned unsupp; /* until we support everything */
2015
2016 if (oflags & MSVCRT__O_APPEND) wxflags |= WX_APPEND;
2017 if (oflags & MSVCRT__O_BINARY) {/* Nothing to do */}
2018 else if (oflags & MSVCRT__O_TEXT) wxflags |= WX_TEXT;
2019 else if (oflags & MSVCRT__O_WTEXT) wxflags |= WX_TEXT;
2020 else if (oflags & MSVCRT__O_U16TEXT) wxflags |= WX_TEXT;
2021 else if (oflags & MSVCRT__O_U8TEXT) wxflags |= WX_TEXT;
2022 else if (*__p__fmode() & MSVCRT__O_BINARY) {/* Nothing to do */}
2023 else wxflags |= WX_TEXT; /* default to TEXT*/
2024 if (oflags & MSVCRT__O_NOINHERIT) wxflags |= WX_DONTINHERIT;
2025
2026 if ((unsupp = oflags & ~(
2027 MSVCRT__O_BINARY|MSVCRT__O_TEXT|MSVCRT__O_APPEND|
2028 MSVCRT__O_TRUNC|MSVCRT__O_EXCL|MSVCRT__O_CREAT|
2029 MSVCRT__O_RDWR|MSVCRT__O_WRONLY|MSVCRT__O_TEMPORARY|
2030 MSVCRT__O_NOINHERIT|
2031 MSVCRT__O_SEQUENTIAL|MSVCRT__O_RANDOM|MSVCRT__O_SHORT_LIVED|
2032 MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT
2033 )))
2034 ERR(":unsupported oflags 0x%04x\n",unsupp);
2035
2036 return wxflags;
2037 }
2038
2039 /*********************************************************************
2040 * _pipe (MSVCRT.@)
2041 */
2042 int CDECL MSVCRT__pipe(int *pfds, unsigned int psize, int textmode)
2043 {
2044 int ret = -1;
2045 SECURITY_ATTRIBUTES sa;
2046 HANDLE readHandle, writeHandle;
2047
2048 if (!pfds)
2049 {
2050 *MSVCRT__errno() = MSVCRT_EINVAL;
2051 return -1;
2052 }
2053
2054 sa.nLength = sizeof(SECURITY_ATTRIBUTES);
2055 sa.bInheritHandle = !(textmode & MSVCRT__O_NOINHERIT);
2056 sa.lpSecurityDescriptor = NULL;
2057 if (CreatePipe(&readHandle, &writeHandle, &sa, psize))
2058 {
2059 unsigned int wxflags = split_oflags(textmode);
2060 int fd;
2061
2062 fd = msvcrt_alloc_fd(readHandle, wxflags|WX_PIPE);
2063 if (fd != -1)
2064 {
2065 pfds[0] = fd;
2066 fd = msvcrt_alloc_fd(writeHandle, wxflags|WX_PIPE);
2067 if (fd != -1)
2068 {
2069 pfds[1] = fd;
2070 ret = 0;
2071 }
2072 else
2073 {
2074 MSVCRT__close(pfds[0]);
2075 CloseHandle(writeHandle);
2076 *MSVCRT__errno() = MSVCRT_EMFILE;
2077 }
2078 }
2079 else
2080 {
2081 CloseHandle(readHandle);
2082 CloseHandle(writeHandle);
2083 *MSVCRT__errno() = MSVCRT_EMFILE;
2084 }
2085 }
2086 else
2087 msvcrt_set_errno(GetLastError());
2088
2089 return ret;
2090 }
2091
2092 static int check_bom(HANDLE h, int oflags, BOOL seek)
2093 {
2094 char bom[sizeof(utf8_bom)];
2095 DWORD r;
2096
2097 oflags &= ~(MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT);
2098
2099 if (!ReadFile(h, bom, sizeof(utf8_bom), &r, NULL))
2100 return oflags;
2101
2102 if (r==sizeof(utf8_bom) && !memcmp(bom, utf8_bom, sizeof(utf8_bom))) {
2103 oflags |= MSVCRT__O_U8TEXT;
2104 }else if (r>=sizeof(utf16_bom) && !memcmp(bom, utf16_bom, sizeof(utf16_bom))) {
2105 if (seek && r>2)
2106 SetFilePointer(h, 2, NULL, FILE_BEGIN);
2107 oflags |= MSVCRT__O_U16TEXT;
2108 }else if (seek) {
2109 SetFilePointer(h, 0, NULL, FILE_BEGIN);
2110 }
2111
2112 return oflags;
2113 }
2114
2115 /*********************************************************************
2116 * _wsopen_s (MSVCRT.@)
2117 */
2118 int CDECL MSVCRT__wsopen_s( int *fd, const MSVCRT_wchar_t* path, int oflags, int shflags, int pmode )
2119 {
2120 DWORD access = 0, creation = 0, attrib;
2121 SECURITY_ATTRIBUTES sa;
2122 DWORD sharing, type;
2123 int wxflag;
2124 HANDLE hand;
2125
2126 TRACE("fd*: %p :file (%s) oflags: 0x%04x shflags: 0x%04x pmode: 0x%04x\n",
2127 fd, debugstr_w(path), oflags, shflags, pmode);
2128
2129 if (!MSVCRT_CHECK_PMT( fd != NULL )) return MSVCRT_EINVAL;
2130
2131 *fd = -1;
2132 wxflag = split_oflags(oflags);
2133 switch (oflags & (MSVCRT__O_RDONLY | MSVCRT__O_WRONLY | MSVCRT__O_RDWR))
2134 {
2135 case MSVCRT__O_RDONLY: access |= GENERIC_READ; break;
2136 case MSVCRT__O_WRONLY: access |= GENERIC_WRITE; break;
2137 case MSVCRT__O_RDWR: access |= GENERIC_WRITE | GENERIC_READ; break;
2138 }
2139
2140 if (oflags & MSVCRT__O_CREAT)
2141 {
2142 if(pmode & ~(MSVCRT__S_IREAD | MSVCRT__S_IWRITE))
2143 FIXME(": pmode 0x%04x ignored\n", pmode);
2144
2145 if (oflags & MSVCRT__O_EXCL)
2146 creation = CREATE_NEW;
2147 else if (oflags & MSVCRT__O_TRUNC)
2148 creation = CREATE_ALWAYS;
2149 else
2150 creation = OPEN_ALWAYS;
2151 }
2152 else /* no MSVCRT__O_CREAT */
2153 {
2154 if (oflags & MSVCRT__O_TRUNC)
2155 creation = TRUNCATE_EXISTING;
2156 else
2157 creation = OPEN_EXISTING;
2158 }
2159
2160 switch( shflags )
2161 {
2162 case MSVCRT__SH_DENYRW:
2163 sharing = 0L;
2164 break;
2165 case MSVCRT__SH_DENYWR:
2166 sharing = FILE_SHARE_READ;
2167 break;
2168 case MSVCRT__SH_DENYRD:
2169 sharing = FILE_SHARE_WRITE;
2170 break;
2171 case MSVCRT__SH_DENYNO:
2172 sharing = FILE_SHARE_READ | FILE_SHARE_WRITE;
2173 break;
2174 default:
2175 ERR( "Unhandled shflags 0x%x\n", shflags );
2176 return MSVCRT_EINVAL;
2177 }
2178
2179 if (!(pmode & ~MSVCRT_umask & MSVCRT__S_IWRITE))
2180 attrib = FILE_ATTRIBUTE_READONLY;
2181 else
2182 attrib = FILE_ATTRIBUTE_NORMAL;
2183
2184 if (oflags & MSVCRT__O_TEMPORARY)
2185 {
2186 attrib |= FILE_FLAG_DELETE_ON_CLOSE;
2187 access |= DELETE;
2188 sharing |= FILE_SHARE_DELETE;
2189 }
2190
2191 sa.nLength = sizeof( SECURITY_ATTRIBUTES );
2192 sa.lpSecurityDescriptor = NULL;
2193 sa.bInheritHandle = !(oflags & MSVCRT__O_NOINHERIT);
2194
2195 if ((oflags&(MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT))
2196 && (creation==OPEN_ALWAYS || creation==OPEN_EXISTING)
2197 && !(access&GENERIC_READ))
2198 {
2199 hand = CreateFileW(path, GENERIC_READ, FILE_SHARE_READ|FILE_SHARE_WRITE,
2200 &sa, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0);
2201 if (hand != INVALID_HANDLE_VALUE)
2202 {
2203 oflags = check_bom(hand, oflags, FALSE);
2204 CloseHandle(hand);
2205 }
2206 else
2207 oflags &= ~(MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT);
2208 }
2209
2210 hand = CreateFileW(path, access, sharing, &sa, creation, attrib, 0);
2211 if (hand == INVALID_HANDLE_VALUE) {
2212 WARN(":failed-last error (%d)\n",GetLastError());
2213 msvcrt_set_errno(GetLastError());
2214 return *MSVCRT__errno();
2215 }
2216
2217 if (oflags & (MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT))
2218 {
2219 if ((access & GENERIC_WRITE) && (creation==CREATE_NEW
2220 || creation==CREATE_ALWAYS || creation==TRUNCATE_EXISTING
2221 || (creation==OPEN_ALWAYS && GetLastError()==ERROR_ALREADY_EXISTS)))
2222 {
2223 if (oflags & MSVCRT__O_U8TEXT)
2224 {
2225 DWORD written = 0, tmp;
2226
2227 while(written!=sizeof(utf8_bom) && WriteFile(hand, (char*)utf8_bom+written,
2228 sizeof(utf8_bom)-written, &tmp, NULL))
2229 written += tmp;
2230 if (written != sizeof(utf8_bom)) {
2231 WARN("error writing BOM\n");
2232 CloseHandle(hand);
2233 msvcrt_set_errno(GetLastError());
2234 return *MSVCRT__errno();
2235 }
2236 }
2237 else
2238 {
2239 DWORD written = 0, tmp;
2240
2241 while(written!=sizeof(utf16_bom) && WriteFile(hand, (char*)utf16_bom+written,
2242 sizeof(utf16_bom)-written, &tmp, NULL))
2243 written += tmp;
2244 if (written != sizeof(utf16_bom))
2245 {
2246 WARN("error writing BOM\n");
2247 CloseHandle(hand);
2248 msvcrt_set_errno(GetLastError());
2249 return *MSVCRT__errno();
2250 }
2251 }
2252 }
2253 else if (access & GENERIC_READ)
2254 oflags = check_bom(hand, oflags, TRUE);
2255 }
2256
2257 type = GetFileType(hand);
2258 if (type == FILE_TYPE_CHAR)
2259 wxflag |= WX_TTY;
2260 else if (type == FILE_TYPE_PIPE)
2261 wxflag |= WX_PIPE;
2262
2263 *fd = msvcrt_alloc_fd(hand, wxflag);
2264 if (*fd == -1)
2265 return *MSVCRT__errno();
2266
2267 if (oflags & MSVCRT__O_WTEXT)
2268 get_ioinfo_nolock(*fd)->exflag |= EF_UTF16|EF_UNK_UNICODE;
2269 else if (oflags & MSVCRT__O_U16TEXT)
2270 get_ioinfo_nolock(*fd)->exflag |= EF_UTF16;
2271 else if (oflags & MSVCRT__O_U8TEXT)
2272 get_ioinfo_nolock(*fd)->exflag |= EF_UTF8;
2273
2274 TRACE(":fd (%d) handle (%p)\n", *fd, hand);
2275 return 0;
2276 }
2277
2278 /*********************************************************************
2279 * _wsopen (MSVCRT.@)
2280 */
2281 int CDECL MSVCRT__wsopen( const MSVCRT_wchar_t *path, int oflags, int shflags, ... )
2282 {
2283 int pmode;
2284 int fd;
2285
2286 if (oflags & MSVCRT__O_CREAT)
2287 {
2288 __ms_va_list ap;
2289
2290 __ms_va_start(ap, shflags);
2291 pmode = va_arg(ap, int);
2292 __ms_va_end(ap);
2293 }
2294 else
2295 pmode = 0;
2296
2297 MSVCRT__wsopen_s(&fd, path, oflags, shflags, pmode);
2298 return fd;
2299 }
2300
2301 /*********************************************************************
2302 * _sopen_s (MSVCRT.@)
2303 */
2304 int CDECL MSVCRT__sopen_s( int *fd, const char *path, int oflags, int shflags, int pmode )
2305 {
2306 MSVCRT_wchar_t *pathW;
2307 int ret;
2308
2309 if (!MSVCRT_CHECK_PMT(fd != NULL))
2310 return MSVCRT_EINVAL;
2311 *fd = -1;
2312 if(!MSVCRT_CHECK_PMT(path && (pathW = msvcrt_wstrdupa(path))))
2313 return MSVCRT_EINVAL;
2314
2315 ret = MSVCRT__wsopen_s(fd, pathW, oflags, shflags, pmode);
2316 MSVCRT_free(pathW);
2317 return ret;
2318 }
2319
2320 /*********************************************************************
2321 * _sopen (MSVCRT.@)
2322 */
2323 int CDECL MSVCRT__sopen( const char *path, int oflags, int shflags, ... )
2324 {
2325 int pmode;
2326 int fd;
2327
2328 if (oflags & MSVCRT__O_CREAT)
2329 {
2330 __ms_va_list ap;
2331
2332 __ms_va_start(ap, shflags);
2333 pmode = va_arg(ap, int);
2334 __ms_va_end(ap);
2335 }
2336 else
2337 pmode = 0;
2338
2339 MSVCRT__sopen_s(&fd, path, oflags, shflags, pmode);
2340 return fd;
2341 }
2342
2343 /*********************************************************************
2344 * _open (MSVCRT.@)
2345 */
2346 int CDECL MSVCRT__open( const char *path, int flags, ... )
2347 {
2348 __ms_va_list ap;
2349
2350 if (flags & MSVCRT__O_CREAT)
2351 {
2352 int pmode;
2353 __ms_va_start(ap, flags);
2354 pmode = va_arg(ap, int);
2355 __ms_va_end(ap);
2356 return MSVCRT__sopen( path, flags, MSVCRT__SH_DENYNO, pmode );
2357 }
2358 else
2359 return MSVCRT__sopen( path, flags, MSVCRT__SH_DENYNO);
2360 }
2361
2362 /*********************************************************************
2363 * _wopen (MSVCRT.@)
2364 */
2365 int CDECL MSVCRT__wopen(const MSVCRT_wchar_t *path,int flags,...)
2366 {
2367 __ms_va_list ap;
2368
2369 if (flags & MSVCRT__O_CREAT)
2370 {
2371 int pmode;
2372 __ms_va_start(ap, flags);
2373 pmode = va_arg(ap, int);
2374 __ms_va_end(ap);
2375 return MSVCRT__wsopen( path, flags, MSVCRT__SH_DENYNO, pmode );
2376 }
2377 else
2378 return MSVCRT__wsopen( path, flags, MSVCRT__SH_DENYNO);
2379 }
2380
2381 /*********************************************************************
2382 * _creat (MSVCRT.@)
2383 */
2384 int CDECL MSVCRT__creat(const char *path, int flags)
2385 {
2386 int usedFlags = (flags & MSVCRT__O_TEXT)| MSVCRT__O_CREAT| MSVCRT__O_WRONLY| MSVCRT__O_TRUNC;
2387 return MSVCRT__open(path, usedFlags);
2388 }
2389
2390 /*********************************************************************
2391 * _wcreat (MSVCRT.@)
2392 */
2393 int CDECL MSVCRT__wcreat(const MSVCRT_wchar_t *path, int flags)
2394 {
2395 int usedFlags = (flags & MSVCRT__O_TEXT)| MSVCRT__O_CREAT| MSVCRT__O_WRONLY| MSVCRT__O_TRUNC;
2396 return MSVCRT__wopen(path, usedFlags);
2397 }
2398
2399 /*********************************************************************
2400 * _open_osfhandle (MSVCRT.@)
2401 */
2402 int CDECL MSVCRT__open_osfhandle(MSVCRT_intptr_t handle, int oflags)
2403 {
2404 DWORD flags;
2405 int fd;
2406
2407 /* MSVCRT__O_RDONLY (0) always matches, so set the read flag
2408 * MFC's CStdioFile clears O_RDONLY (0)! if it wants to write to the
2409 * file, so set the write flag. It also only sets MSVCRT__O_TEXT if it wants
2410 * text - it never sets MSVCRT__O_BINARY.
2411 */
2412 /* don't let split_oflags() decide the mode if no mode is passed */
2413 if (!(oflags & (MSVCRT__O_BINARY | MSVCRT__O_TEXT)))
2414 oflags |= MSVCRT__O_BINARY;
2415
2416 flags = GetFileType((HANDLE)handle);
2417 if (flags==FILE_TYPE_UNKNOWN && GetLastError()!=NO_ERROR)
2418 {
2419 msvcrt_set_errno(GetLastError());
2420 return -1;
2421 }
2422
2423 if (flags == FILE_TYPE_CHAR)
2424 flags = WX_TTY;
2425 else if (flags == FILE_TYPE_PIPE)
2426 flags = WX_PIPE;
2427 else
2428 flags = 0;
2429 flags |= split_oflags(oflags);
2430
2431 fd = msvcrt_alloc_fd((HANDLE)handle, flags);
2432 TRACE(":handle (%ld) fd (%d) flags 0x%08x\n", handle, fd, flags);
2433 return fd;
2434 }
2435
2436 /*********************************************************************
2437 * _rmtmp (MSVCRT.@)
2438 */
2439 int CDECL MSVCRT__rmtmp(void)
2440 {
2441 int num_removed = 0, i;
2442 MSVCRT_FILE *file;
2443
2444 LOCK_FILES();
2445 for (i = 3; i < MSVCRT_stream_idx; i++) {
2446 file = msvcrt_get_file(i);
2447
2448 if (file->_tmpfname)
2449 {
2450 MSVCRT_fclose(file);
2451 num_removed++;
2452 }
2453 }
2454 UNLOCK_FILES();
2455
2456 if (num_removed)
2457 TRACE(":removed (%d) temp files\n",num_removed);
2458 return num_removed;
2459 }
2460
2461 static inline int get_utf8_char_len(char ch)
2462 {
2463 if((ch&0xf8) == 0xf0)
2464 return 4;
2465 else if((ch&0xf0) == 0xe0)
2466 return 3;
2467 else if((ch&0xe0) == 0xc0)
2468 return 2;
2469 return 1;
2470 }
2471
2472 /*********************************************************************
2473 * (internal) read_utf8
2474 */
2475 static int read_utf8(ioinfo *fdinfo, MSVCRT_wchar_t *buf, unsigned int count)
2476 {
2477 HANDLE hand = fdinfo->handle;
2478 char min_buf[4], *readbuf, lookahead;
2479 DWORD readbuf_size, pos=0, num_read=1, char_len, i, j;
2480
2481 /* make the buffer big enough to hold at least one character */
2482 /* read bytes have to fit to output and lookahead buffers */
2483 count /= 2;
2484 readbuf_size = count < 4 ? 4 : count;
2485 if(readbuf_size<=4 || !(readbuf = MSVCRT_malloc(readbuf_size))) {
2486 readbuf_size = 4;
2487 readbuf = min_buf;
2488 }
2489
2490 if(fdinfo->lookahead[0] != '\n') {
2491 readbuf[pos++] = fdinfo->lookahead[0];
2492 fdinfo->lookahead[0] = '\n';
2493
2494 if(fdinfo->lookahead[1] != '\n') {
2495 readbuf[pos++] = fdinfo->lookahead[1];
2496 fdinfo->lookahead[1] = '\n';
2497
2498 if(fdinfo->lookahead[2] != '\n') {
2499 readbuf[pos++] = fdinfo->lookahead[2];
2500 fdinfo->lookahead[2] = '\n';
2501 }
2502 }
2503 }
2504
2505 /* NOTE: this case is broken in native dll, reading
2506 * sometimes fails when small buffer is passed
2507 */
2508 if(count < 4) {
2509 if(!pos && !ReadFile(hand, readbuf, 1, &num_read, NULL)) {
2510 if (GetLastError() == ERROR_BROKEN_PIPE) {
2511 fdinfo->wxflag |= WX_ATEOF;
2512 return 0;
2513 }else {
2514 msvcrt_set_errno(GetLastError());
2515 return -1;
2516 }
2517 }else if(!num_read) {
2518 fdinfo->wxflag |= WX_ATEOF;
2519 return 0;
2520 }else {
2521 pos++;
2522 }
2523
2524 char_len = get_utf8_char_len(readbuf[0]);
2525 if(char_len>pos) {
2526 if(ReadFile(hand, readbuf+pos, char_len-pos, &num_read, NULL))
2527 pos += num_read;
2528 }
2529
2530 if(readbuf[0] == '\n')
2531 fdinfo->wxflag |= WX_READNL;
2532 else
2533 fdinfo->wxflag &= ~WX_READNL;
2534
2535 if(readbuf[0] == 0x1a) {
2536 fdinfo->wxflag |= WX_ATEOF;
2537 return 0;
2538 }
2539
2540 if(readbuf[0] == '\r') {
2541 if(!ReadFile(hand, &lookahead, 1, &num_read, NULL) || num_read!=1)
2542 buf[0] = '\r';
2543 else if(lookahead == '\n')
2544 buf[0] = '\n';
2545 else {
2546 buf[0] = '\r';
2547 if(fdinfo->wxflag & (WX_PIPE | WX_TTY))
2548 fdinfo->lookahead[0] = lookahead;
2549 else
2550 SetFilePointer(fdinfo->handle, -1, NULL, FILE_CURRENT);
2551 }
2552 return 2;
2553 }
2554
2555 if(!(num_read = MultiByteToWideChar(CP_UTF8, 0, readbuf, pos, buf, count))) {
2556 msvcrt_set_errno(GetLastError());
2557 return -1;
2558 }
2559
2560 return num_read*2;
2561 }
2562
2563 if(!ReadFile(hand, readbuf+pos, readbuf_size-pos, &num_read, NULL)) {
2564 if(pos) {
2565 num_read = 0;
2566 }else if(GetLastError() == ERROR_BROKEN_PIPE) {
2567 fdinfo->wxflag |= WX_ATEOF;
2568 if (readbuf != min_buf) MSVCRT_free(readbuf);
2569 return 0;
2570 }else {
2571 msvcrt_set_errno(GetLastError());
2572 if (readbuf != min_buf) MSVCRT_free(readbuf);
2573 return -1;
2574 }
2575 }else if(!pos && !num_read) {
2576 fdinfo->wxflag |= WX_ATEOF;
2577 if (readbuf != min_buf) MSVCRT_free(readbuf);
2578 return 0;
2579 }
2580
2581 pos += num_read;
2582 if(readbuf[0] == '\n')
2583 fdinfo->wxflag |= WX_READNL;
2584 else
2585 fdinfo->wxflag &= ~WX_READNL;
2586
2587 /* Find first byte of last character (may be incomplete) */
2588 for(i=pos-1; i>0 && i>pos-4; i--)
2589 if((readbuf[i]&0xc0) != 0x80)
2590 break;
2591 char_len = get_utf8_char_len(readbuf[i]);
2592 if(char_len+i <= pos)
2593 i += char_len;
2594
2595 if(fdinfo->wxflag & (WX_PIPE | WX_TTY)) {
2596 if(i < pos)
2597 fdinfo->lookahead[0] = readbuf[i];
2598 if(i+1 < pos)
2599 fdinfo->lookahead[1] = readbuf[i+1];
2600 if(i+2 < pos)
2601 fdinfo->lookahead[2] = readbuf[i+2];
2602 }else if(i < pos) {
2603 SetFilePointer(fdinfo->handle, i-pos, NULL, FILE_CURRENT);
2604 }
2605 pos = i;
2606
2607 for(i=0, j=0; i<pos; i++) {
2608 if(readbuf[i] == 0x1a) {
2609 fdinfo->wxflag |= WX_ATEOF;
2610 break;
2611 }
2612
2613 /* strip '\r' if followed by '\n' */
2614 if(readbuf[i] == '\r' && i+1==pos) {
2615 if(fdinfo->lookahead[0] != '\n' || !ReadFile(hand, &lookahead, 1, &num_read, NULL) || !num_read) {
2616 readbuf[j++] = '\r';
2617 }else if(lookahead == '\n' && j==0) {
2618 readbuf[j++] = '\n';
2619 }else {
2620 if(lookahead != '\n')
2621 readbuf[j++] = '\r';
2622
2623 if(fdinfo->wxflag & (WX_PIPE | WX_TTY))
2624 fdinfo->lookahead[0] = lookahead;
2625 else
2626 SetFilePointer(fdinfo->handle, -1, NULL, FILE_CURRENT);
2627 }
2628 }else if(readbuf[i]!='\r' || readbuf[i+1]!='\n') {
2629 readbuf[j++] = readbuf[i];
2630 }
2631 }
2632 pos = j;
2633
2634 if(!(num_read = MultiByteToWideChar(CP_UTF8, 0, readbuf, pos, buf, count))) {
2635 msvcrt_set_errno(GetLastError());
2636 if (readbuf != min_buf) MSVCRT_free(readbuf);
2637 return -1;
2638 }
2639
2640 if (readbuf != min_buf) MSVCRT_free(readbuf);
2641 return num_read*2;
2642 }
2643
2644 /*********************************************************************
2645 * (internal) read_i
2646 *
2647 * When reading \r as last character in text mode, read() positions
2648 * the file pointer on the \r character while getc() goes on to
2649 * the following \n
2650 */
2651 static int read_i(int fd, ioinfo *fdinfo, void *buf, unsigned int count)
2652 {
2653 DWORD num_read, utf16;
2654 char *bufstart = buf;
2655
2656 if (count == 0)
2657 return 0;
2658
2659 if (fdinfo->wxflag & WX_ATEOF) {
2660 TRACE("already at EOF, returning 0\n");
2661 return 0;
2662 }
2663 /* Don't trace small reads, it gets *very* annoying */
2664 if (count > 4)
2665 TRACE(":fd (%d) handle (%p) buf (%p) len (%d)\n", fd, fdinfo->handle, buf, count);
2666 if (fdinfo->handle == INVALID_HANDLE_VALUE)
2667 {
2668 *MSVCRT__errno() = MSVCRT_EBADF;
2669 return -1;
2670 }
2671
2672 utf16 = (fdinfo->exflag & EF_UTF16) != 0;
2673 if (((fdinfo->exflag&EF_UTF8) || utf16) && count&1)
2674 {
2675 *MSVCRT__errno() = MSVCRT_EINVAL;
2676 return -1;
2677 }
2678
2679 if((fdinfo->wxflag&WX_TEXT) && (fdinfo->exflag&EF_UTF8))
2680 return read_utf8(fdinfo, buf, count);
2681
2682 if (fdinfo->lookahead[0]!='\n' || ReadFile(fdinfo->handle, bufstart, count, &num_read, NULL))
2683 {
2684 if (fdinfo->lookahead[0] != '\n')
2685 {
2686 bufstart[0] = fdinfo->lookahead[0];
2687 fdinfo->lookahead[0] = '\n';
2688
2689 if (utf16)
2690 {
2691 bufstart[1] = fdinfo->lookahead[1];
2692 fdinfo->lookahead[1] = '\n';
2693 }
2694
2695 if(count>1+utf16 && ReadFile(fdinfo->handle, bufstart+1+utf16, count-1-utf16, &num_read, NULL))
2696 num_read += 1+utf16;
2697 else
2698 num_read = 1+utf16;
2699 }
2700
2701 if(utf16 && (num_read&1))
2702 {
2703 /* msvcr90 uses uninitialized value from the buffer in this case */
2704 /* msvcrt ignores additional data */
2705 ERR("got odd number of bytes in UTF16 mode\n");
2706 num_read--;
2707 }
2708
2709 if (count != 0 && num_read == 0)
2710 {
2711 fdinfo->wxflag |= WX_ATEOF;
2712 TRACE(":EOF %s\n",debugstr_an(buf,num_read));
2713 }
2714 else if (fdinfo->wxflag & WX_TEXT)
2715 {
2716 DWORD i, j;
2717
2718 if (bufstart[0]=='\n' && (!utf16 || bufstart[1]==0))
2719 fdinfo->wxflag |= WX_READNL;
2720 else
2721 fdinfo->wxflag &= ~WX_READNL;
2722
2723 for (i=0, j=0; i<num_read; i+=1+utf16)
2724 {
2725 /* in text mode, a ctrl-z signals EOF */
2726 if (bufstart[i]==0x1a && (!utf16 || bufstart[i+1]==0))
2727 {
2728 fdinfo->wxflag |= WX_ATEOF;
2729 TRACE(":^Z EOF %s\n",debugstr_an(buf,num_read));
2730 break;
2731 }
2732
2733 /* in text mode, strip \r if followed by \n */
2734 if (bufstart[i]=='\r' && (!utf16 || bufstart[i+1]==0) && i+1+utf16==num_read)
2735 {
2736 char lookahead[2];
2737 DWORD len;
2738
2739 lookahead[1] = '\n';
2740 if (ReadFile(fdinfo->handle, lookahead, 1+utf16, &len, NULL) && len)
2741 {
2742 if(lookahead[0]=='\n' && (!utf16 || lookahead[1]==0) && j==0)
2743 {
2744 bufstart[j++] = '\n';
2745 if(utf16) bufstart[j++] = 0;
2746 }
2747 else
2748 {
2749 if(lookahead[0]!='\n' || (utf16 && lookahead[1]!=0))
2750 {
2751 bufstart[j++] = '\r';
2752 if(utf16) bufstart[j++] = 0;
2753 }
2754
2755 if (fdinfo->wxflag & (WX_PIPE | WX_TTY))
2756 {
2757 if (lookahead[0]=='\n' && (!utf16 || !lookahead[1]))
2758 {
2759 bufstart[j++] = '\n';
2760 if (utf16) bufstart[j++] = 0;
2761 }
2762 else
2763 {
2764 fdinfo->lookahead[0] = lookahead[0];
2765 fdinfo->lookahead[1] = lookahead[1];
2766 }
2767 }
2768 else
2769 SetFilePointer(fdinfo->handle, -1-utf16, NULL, FILE_CURRENT);
2770 }
2771 }
2772 else
2773 {
2774 bufstart[j++] = '\r';
2775 if(utf16) bufstart[j++] = 0;
2776 }
2777 }
2778 else if((bufstart[i]!='\r' || (utf16 && bufstart[i+1]!=0))
2779 || (bufstart[i+1+utf16]!='\n' || (utf16 && bufstart[i+3]!=0)))
2780 {
2781 bufstart[j++] = bufstart[i];
2782 if(utf16) bufstart[j++] = bufstart[i+1];
2783 }
2784 }
2785 num_read = j;
2786 }
2787 }
2788 else
2789 {
2790 if (GetLastError() == ERROR_BROKEN_PIPE)
2791 {
2792 TRACE(":end-of-pipe\n");
2793 fdinfo->wxflag |= WX_ATEOF;
2794 return 0;
2795 }
2796 else
2797 {
2798 TRACE(":failed-last error (%d)\n",GetLastError());
2799 return -1;
2800 }
2801 }
2802
2803 if (count > 4)
2804 TRACE("(%u), %s\n",num_read,debugstr_an(buf, num_read));
2805 return num_read;
2806 }
2807
2808 /*********************************************************************
2809 * _read (MSVCRT.@)
2810 */
2811 int CDECL MSVCRT__read(int fd, void *buf, unsigned int count)
2812 {
2813 ioinfo *info = get_ioinfo(fd);
2814 int num_read = read_i(fd, info, buf, count);
2815 release_ioinfo(info);
2816 return num_read;
2817 }
2818
2819 /*********************************************************************
2820 * _setmode (MSVCRT.@)
2821 */
2822 int CDECL MSVCRT__setmode(int fd,int mode)
2823 {
2824 ioinfo *info = get_ioinfo(fd);
2825 int ret = info->wxflag & WX_TEXT ? MSVCRT__O_TEXT : MSVCRT__O_BINARY;
2826 if(ret==MSVCRT__O_TEXT && (info->exflag & (EF_UTF8|EF_UTF16)))
2827 ret = MSVCRT__O_WTEXT;
2828
2829 if(mode!=MSVCRT__O_TEXT && mode!=MSVCRT__O_BINARY && mode!=MSVCRT__O_WTEXT
2830 && mode!=MSVCRT__O_U16TEXT && mode!=MSVCRT__O_U8TEXT) {
2831 *MSVCRT__errno() = MSVCRT_EINVAL;
2832 release_ioinfo(info);
2833 return -1;
2834 }
2835
2836 if(info == &MSVCRT___badioinfo) {
2837 *MSVCRT__errno() = MSVCRT_EBADF;
2838 return MSVCRT_EOF;
2839 }
2840
2841 if(mode == MSVCRT__O_BINARY) {
2842 info->wxflag &= ~WX_TEXT;
2843 info->exflag &= ~(EF_UTF8|EF_UTF16);
2844 release_ioinfo(info);
2845 return ret;
2846 }
2847
2848 info->wxflag |= WX_TEXT;
2849 if(mode == MSVCRT__O_TEXT)
2850 info->exflag &= ~(EF_UTF8|EF_UTF16);
2851 else if(mode == MSVCRT__O_U8TEXT)
2852 info->exflag = (info->exflag & ~EF_UTF16) | EF_UTF8;
2853 else
2854 info->exflag = (info->exflag & ~EF_UTF8) | EF_UTF16;
2855
2856 release_ioinfo(info);
2857 return ret;
2858 }
2859
2860 /*********************************************************************
2861 * _stat64 (MSVCRT.@)
2862 */
2863 int CDECL MSVCRT_stat64(const char* path, struct MSVCRT__stat64 * buf)
2864 {
2865 DWORD dw;
2866 WIN32_FILE_ATTRIBUTE_DATA hfi;
2867 unsigned short mode = ALL_S_IREAD;
2868 int plen;
2869
2870 TRACE(":file (%s) buf(%p)\n",path,buf);
2871
2872 plen = strlen(path);
2873 while (plen && path[plen-1]==' ')
2874 plen--;
2875
2876 if (plen && (plen<2 || path[plen-2]!=':') &&
2877 (path[plen-1]==':' || path[plen-1]=='\\' || path[plen-1]=='/'))
2878 {
2879 *MSVCRT__errno() = MSVCRT_ENOENT;
2880 return -1;
2881 }
2882
2883 if (!GetFileAttributesExA(path, GetFileExInfoStandard, &hfi))
2884 {
2885 TRACE("failed (%d)\n",GetLastError());
2886 *MSVCRT__errno() = MSVCRT_ENOENT;
2887 return -1;
2888 }
2889
2890 memset(buf,0,sizeof(struct MSVCRT__stat64));
2891
2892 /* FIXME: rdev isn't drive num, despite what the docs say-what is it?
2893 Bon 011120: This FIXME seems incorrect
2894 Also a letter as first char isn't enough to be classified
2895 as a drive letter
2896 */
2897 if (isalpha(*path)&& (*(path+1)==':'))
2898 buf->st_dev = buf->st_rdev = toupper(*path) - 'A'; /* drive num */
2899 else
2900 buf->st_dev = buf->st_rdev = MSVCRT__getdrive() - 1;
2901
2902 /* Dir, or regular file? */
2903 if (hfi.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
2904 mode |= (MSVCRT__S_IFDIR | ALL_S_IEXEC);
2905 else
2906 {
2907 mode |= MSVCRT__S_IFREG;
2908 /* executable? */
2909 if (plen > 6 && path[plen-4] == '.') /* shortest exe: "\x.exe" */
2910 {
2911 unsigned int ext = tolower(path[plen-1]) | (tolower(path[plen-2]) << 8) |
2912 (tolower(path[plen-3]) << 16);
2913 if (ext == EXE || ext == BAT || ext == CMD || ext == COM)
2914 mode |= ALL_S_IEXEC;
2915 }
2916 }
2917
2918 if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY))
2919 mode |= ALL_S_IWRITE;
2920
2921 buf->st_mode = mode;
2922 buf->st_nlink = 1;
2923 buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow;
2924 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw);
2925 buf->st_atime = dw;
2926 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw);
2927 buf->st_mtime = buf->st_ctime = dw;
2928 TRACE("%d %d 0x%08x%08x %d %d %d\n", buf->st_mode,buf->st_nlink,
2929 (int)(buf->st_size >> 32),(int)buf->st_size,
2930 (int)buf->st_atime,(int)buf->st_mtime,(int)buf->st_ctime);
2931 return 0;
2932 }
2933
2934 /*********************************************************************
2935 * _stati64 (MSVCRT.@)
2936 */
2937 int CDECL MSVCRT_stati64(const char* path, struct MSVCRT__stati64 * buf)
2938 {
2939 int ret;
2940 struct MSVCRT__stat64 buf64;
2941
2942 ret = MSVCRT_stat64(path, &buf64);
2943 if (!ret)
2944 msvcrt_stat64_to_stati64(&buf64, buf);
2945 return ret;
2946 }
2947
2948 /*********************************************************************
2949 * _stat (MSVCRT.@)
2950 */
2951 int CDECL MSVCRT_stat(const char* path, struct MSVCRT__stat * buf)
2952 {
2953 int ret;
2954 struct MSVCRT__stat64 buf64;
2955
2956 ret = MSVCRT_stat64( path, &buf64);
2957 if (!ret)
2958 msvcrt_stat64_to_stat(&buf64, buf);
2959 return ret;
2960 }
2961
2962 /*********************************************************************
2963 * _stat32 (MSVCR100.@)
2964 */
2965 int CDECL MSVCRT__stat32(const char *path, struct MSVCRT__stat32 *buf)
2966 {
2967 int ret;
2968 struct MSVCRT__stat64 buf64;
2969
2970 ret = MSVCRT_stat64(path, &buf64);
2971 if (!ret)
2972 msvcrt_stat64_to_stat32(&buf64, buf);
2973 return ret;
2974 }
2975
2976 /*********************************************************************
2977 * _stat32i64 (MSVCR100.@)
2978 */
2979 int CDECL MSVCRT__stat32i64(const char *path, struct MSVCRT__stat32i64 *buf)
2980 {
2981 int ret;
2982 struct MSVCRT__stat64 buf64;
2983
2984 ret = MSVCRT_stat64(path, &buf64);
2985 if (!ret)
2986 msvcrt_stat64_to_stat32i64(&buf64, buf);
2987 return ret;
2988 }
2989
2990 /*********************************************************************
2991 * _stat64i32 (MSVCR100.@)
2992 */
2993 int CDECL MSVCRT__stat64i32(const char* path, struct MSVCRT__stat64i32 *buf)
2994 {
2995 int ret;
2996 struct MSVCRT__stat64 buf64;
2997
2998 ret = MSVCRT_stat64(path, &buf64);
2999 if (!ret)
3000 msvcrt_stat64_to_stat64i32(&buf64, buf);
3001 return ret;
3002 }
3003
3004 /*********************************************************************
3005 * _wstat64 (MSVCRT.@)
3006 */
3007 int CDECL MSVCRT__wstat64(const MSVCRT_wchar_t* path, struct MSVCRT__stat64 * buf)
3008 {
3009 DWORD dw;
3010 WIN32_FILE_ATTRIBUTE_DATA hfi;
3011 unsigned short mode = ALL_S_IREAD;
3012 int plen;
3013
3014 TRACE(":file (%s) buf(%p)\n",debugstr_w(path),buf);
3015
3016 plen = strlenW(path);
3017 while (plen && path[plen-1]==' ')
3018 plen--;
3019
3020 if(plen && (plen<2 || path[plen-2]!=':') &&
3021 (path[plen-1]==':' || path[plen-1]=='\\' || path[plen-1]=='/'))
3022 {
3023 *MSVCRT__errno() = MSVCRT_ENOENT;
3024 return -1;
3025 }
3026
3027 if (!GetFileAttributesExW(path, GetFileExInfoStandard, &hfi))
3028 {
3029 TRACE("failed (%d)\n",GetLastError());
3030 *MSVCRT__errno() = MSVCRT_ENOENT;
3031 return -1;
3032 }
3033
3034 memset(buf,0,sizeof(struct MSVCRT__stat64));
3035
3036 /* FIXME: rdev isn't drive num, despite what the docs says-what is it? */
3037 if (MSVCRT_iswalpha(*path))
3038 buf->st_dev = buf->st_rdev = toupperW(*path - 'A'); /* drive num */
3039 else
3040 buf->st_dev = buf->st_rdev = MSVCRT__getdrive() - 1;
3041
3042 /* Dir, or regular file? */
3043 if (hfi.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
3044 mode |= (MSVCRT__S_IFDIR | ALL_S_IEXEC);
3045 else
3046 {
3047 mode |= MSVCRT__S_IFREG;
3048 /* executable? */
3049 if (plen > 6 && path[plen-4] == '.') /* shortest exe: "\x.exe" */
3050 {
3051 ULONGLONG ext = tolowerW(path[plen-1]) | (tolowerW(path[plen-2]) << 16) |
3052 ((ULONGLONG)tolowerW(path[plen-3]) << 32);
3053 if (ext == WCEXE || ext == WCBAT || ext == WCCMD || ext == WCCOM)
3054 mode |= ALL_S_IEXEC;
3055 }
3056 }
3057
3058 if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY))
3059 mode |= ALL_S_IWRITE;
3060
3061 buf->st_mode = mode;
3062 buf->st_nlink = 1;
3063 buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow;
3064 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw);
3065 buf->st_atime = dw;
3066 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw);
3067 buf->st_mtime = buf->st_ctime = dw;
3068 TRACE("%d %d 0x%08x%08x %d %d %d\n", buf->st_mode,buf->st_nlink,
3069 (int)(buf->st_size >> 32),(int)buf->st_size,
3070 (int)buf->st_atime,(int)buf->st_mtime,(int)buf->st_ctime);
3071 return 0;
3072 }
3073
3074 /*********************************************************************
3075 * _wstati64 (MSVCRT.@)
3076 */
3077 int CDECL MSVCRT__wstati64(const MSVCRT_wchar_t* path, struct MSVCRT__stati64 * buf)
3078 {
3079 int ret;
3080 struct MSVCRT__stat64 buf64;
3081
3082 ret = MSVCRT__wstat64(path, &buf64);
3083 if (!ret)
3084 msvcrt_stat64_to_stati64(&buf64, buf);
3085 return ret;
3086 }
3087
3088 /*********************************************************************
3089 * _wstat (MSVCRT.@)
3090 */
3091 int CDECL MSVCRT__wstat(const MSVCRT_wchar_t* path, struct MSVCRT__stat * buf)
3092 {
3093 int ret;
3094 struct MSVCRT__stat64 buf64;
3095
3096 ret = MSVCRT__wstat64( path, &buf64 );
3097 if (!ret) msvcrt_stat64_to_stat(&buf64, buf);
3098 return ret;
3099 }
3100
3101 /*********************************************************************
3102 * _wstat32 (MSVCR100.@)
3103 */
3104 int CDECL MSVCRT__wstat32(const MSVCRT_wchar_t *path, struct MSVCRT__stat32 *buf)
3105 {
3106 int ret;
3107 struct MSVCRT__stat64 buf64;
3108
3109 ret = MSVCRT__wstat64(path, &buf64);
3110 if (!ret)
3111 msvcrt_stat64_to_stat32(&buf64, buf);
3112 return ret;
3113 }
3114
3115 /*********************************************************************
3116 * _wstat32i64 (MSVCR100.@)
3117 */
3118 int CDECL MSVCRT__wstat32i64(const MSVCRT_wchar_t *path, struct MSVCRT__stat32i64 *buf)
3119 {
3120 int ret;
3121 struct MSVCRT__stat64 buf64;
3122
3123 ret = MSVCRT__wstat64(path, &buf64);
3124 if (!ret)
3125 msvcrt_stat64_to_stat32i64(&buf64, buf);
3126 return ret;
3127 }
3128
3129 /*********************************************************************
3130 * _wstat64i32 (MSVCR100.@)
3131 */
3132 int CDECL MSVCRT__wstat64i32(const MSVCRT_wchar_t *path, struct MSVCRT__stat64i32 *buf)
3133 {
3134 int ret;
3135 struct MSVCRT__stat64 buf64;
3136
3137 ret = MSVCRT__wstat64(path, &buf64);
3138 if (!ret)
3139 msvcrt_stat64_to_stat64i32(&buf64, buf);
3140 return ret;
3141 }
3142
3143 /*********************************************************************
3144 * _tell (MSVCRT.@)
3145 */
3146 MSVCRT_long CDECL MSVCRT__tell(int fd)
3147 {
3148 return MSVCRT__lseek(fd, 0, MSVCRT_SEEK_CUR);
3149 }
3150
3151 /*********************************************************************
3152 * _telli64 (MSVCRT.@)
3153 */
3154 __int64 CDECL _telli64(int fd)
3155 {
3156 return MSVCRT__lseeki64(fd, 0, MSVCRT_SEEK_CUR);
3157 }
3158
3159 /*********************************************************************
3160 * _tempnam (MSVCRT.@)
3161 */
3162 char * CDECL MSVCRT__tempnam(const char *dir, const char *prefix)
3163 {
3164 char tmpbuf[MAX_PATH];
3165 const char *tmp_dir = MSVCRT_getenv("TMP");
3166
3167 if (tmp_dir) dir = tmp_dir;
3168
3169 TRACE("dir (%s) prefix (%s)\n",dir,prefix);
3170 if (GetTempFileNameA(dir,prefix,0,tmpbuf))
3171 {
3172 TRACE("got name (%s)\n",tmpbuf);
3173 DeleteFileA(tmpbuf);
3174 return MSVCRT__strdup(tmpbuf);
3175 }
3176 TRACE("failed (%d)\n",GetLastError());
3177 return NULL;
3178 }
3179
3180 /*********************************************************************
3181 * _wtempnam (MSVCRT.@)
3182 */
3183 MSVCRT_wchar_t * CDECL MSVCRT__wtempnam(const MSVCRT_wchar_t *dir, const MSVCRT_wchar_t *prefix)
3184 {
3185 static const MSVCRT_wchar_t tmpW[] = {'T','M','P',0};
3186 MSVCRT_wchar_t tmpbuf[MAX_PATH];
3187 const MSVCRT_wchar_t *tmp_dir = MSVCRT__wgetenv(tmpW);
3188
3189 if (tmp_dir) dir = tmp_dir;
3190
3191 TRACE("dir (%s) prefix (%s)\n",debugstr_w(dir),debugstr_w(prefix));
3192 if (GetTempFileNameW(dir,prefix,0,tmpbuf))
3193 {
3194 TRACE("got name (%s)\n",debugstr_w(tmpbuf));
3195 DeleteFileW(tmpbuf);
3196 return MSVCRT__wcsdup(tmpbuf);
3197 }
3198 TRACE("failed (%d)\n",GetLastError());
3199 return NULL;
3200 }
3201
3202 /*********************************************************************
3203 * _umask (MSVCRT.@)
3204 */
3205 int CDECL MSVCRT__umask(int umask)
3206 {
3207 int old_umask = MSVCRT_umask;
3208 TRACE("(%d)\n",umask);
3209 MSVCRT_umask = umask;
3210 return old_umask;
3211 }
3212
3213 /*********************************************************************
3214 * _utime64 (MSVCRT.@)
3215 */
3216 int CDECL _utime64(const char* path, struct MSVCRT___utimbuf64 *t)
3217 {
3218 int fd = MSVCRT__open(path, MSVCRT__O_WRONLY | MSVCRT__O_BINARY);
3219
3220 if (fd > 0)
3221 {
3222 int retVal = _futime64(fd, t);
3223 MSVCRT__close(fd);
3224 return retVal;
3225 }
3226 return -1;
3227 }
3228
3229 /*********************************************************************
3230 * _utime32 (MSVCRT.@)
3231 */
3232 int CDECL _utime32(const char* path, struct MSVCRT___utimbuf32 *t)
3233 {
3234 if (t)
3235 {
3236 struct MSVCRT___utimbuf64 t64;
3237 t64.actime = t->actime;
3238 t64.modtime = t->modtime;
3239 return _utime64( path, &t64 );
3240 }
3241 else
3242 return _utime64( path, NULL );
3243 }
3244
3245 /*********************************************************************
3246 * _utime (MSVCRT.@)
3247 */
3248 #ifdef _WIN64
3249 int CDECL _utime(const char* path, struct MSVCRT___utimbuf64 *t)
3250 {
3251 return _utime64( path, t );
3252 }
3253 #else
3254 int CDECL _utime(const char* path, struct MSVCRT___utimbuf32 *t)
3255 {
3256 return _utime32( path, t );
3257 }
3258 #endif
3259
3260 /*********************************************************************
3261 * _wutime64 (MSVCRT.@)
3262 */
3263 int CDECL _wutime64(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf64 *t)
3264 {
3265 int fd = MSVCRT__wopen(path, MSVCRT__O_WRONLY | MSVCRT__O_BINARY);
3266
3267 if (fd > 0)
3268 {
3269 int retVal = _futime64(fd, t);
3270 MSVCRT__close(fd);
3271 return retVal;
3272 }
3273 return -1;
3274 }
3275
3276 /*********************************************************************
3277 * _wutime32 (MSVCRT.@)
3278 */
3279 int CDECL _wutime32(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf32 *t)
3280 {
3281 if (t)
3282 {
3283 struct MSVCRT___utimbuf64 t64;
3284 t64.actime = t->actime;
3285 t64.modtime = t->modtime;
3286 return _wutime64( path, &t64 );
3287 }
3288 else
3289 return _wutime64( path, NULL );
3290 }
3291
3292 /*********************************************************************
3293 * _wutime (MSVCRT.@)
3294 */
3295 #ifdef _WIN64
3296 int CDECL _wutime(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf64 *t)
3297 {
3298 return _wutime64( path, t );
3299 }
3300 #else
3301 int CDECL _wutime(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf32 *t)
3302 {
3303 return _wutime32( path, t );
3304 }
3305 #endif
3306
3307 /*********************************************************************
3308 * _write (MSVCRT.@)
3309 */
3310 int CDECL MSVCRT__write(int fd, const void* buf, unsigned int count)
3311 {
3312 DWORD num_written;
3313 ioinfo *info = get_ioinfo(fd);
3314 HANDLE hand = info->handle;
3315
3316 /* Don't trace small writes, it gets *very* annoying */
3317 #if 0
3318 if (count > 32)
3319 TRACE(":fd (%d) handle (%d) buf (%p) len (%d)\n",fd,hand,buf,count);
3320 #endif
3321 if (hand == INVALID_HANDLE_VALUE)
3322 {
3323 *MSVCRT__errno() = MSVCRT_EBADF;
3324 release_ioinfo(info);
3325 return -1;
3326 }
3327
3328 if (((info->exflag&EF_UTF8) || (info->exflag&EF_UTF16)) && count&1)
3329 {
3330 *MSVCRT__errno() = MSVCRT_EINVAL;
3331 release_ioinfo(info);
3332 return -1;
3333 }
3334
3335 /* If appending, go to EOF */
3336 if (info->wxflag & WX_APPEND)
3337 MSVCRT__lseek(fd, 0, FILE_END);
3338
3339 if (!(info->wxflag & WX_TEXT))
3340 {
3341 if (WriteFile(hand, buf, count, &num_written, NULL)
3342 && (num_written == count))
3343 {
3344 release_ioinfo(info);
3345 return num_written;
3346 }
3347 TRACE("WriteFile (fd %d, hand %p) failed-last error (%d)\n", fd,
3348 hand, GetLastError());
3349 *MSVCRT__errno() = MSVCRT_ENOSPC;
3350 }
3351 else
3352 {
3353 unsigned int i, j, nr_lf, size;
3354 char *p = NULL;
3355 const char *q;
3356 const char *s = buf, *buf_start = buf;
3357
3358 if (!(info->exflag & (EF_UTF8|EF_UTF16)))
3359 {
3360 /* find number of \n */
3361 for (nr_lf=0, i=0; i<count; i++)
3362 if (s[i] == '\n')
3363 nr_lf++;
3364 if (nr_lf)
3365 {
3366 size = count+nr_lf;
3367 if ((q = p = MSVCRT_malloc(size)))
3368 {
3369 for (s = buf, i = 0, j = 0; i < count; i++)
3370 {
3371 if (s[i] == '\n')
3372 p[j++] = '\r';
3373 p[j++] = s[i];
3374 }
3375 }
3376 else
3377 {
3378 FIXME("Malloc failed\n");
3379 nr_lf = 0;
3380 size = count;
3381 q = buf;
3382 }
3383 }
3384 else
3385 {
3386 size = count;
3387 q = buf;
3388 }
3389 }
3390 else if (info->exflag & EF_UTF16)
3391 {
3392 for (nr_lf=0, i=0; i<count; i+=2)
3393 if (s[i]=='\n' && s[i+1]==0)
3394 nr_lf += 2;
3395 if (nr_lf)
3396 {
3397 size = count+nr_lf;
3398 if ((q = p = MSVCRT_malloc(size)))
3399 {
3400 for (s=buf, i=0, j=0; i<count; i++)
3401 {
3402 if (s[i]=='\n' && s[i+1]==0)
3403 {
3404 p[j++] = '\r';
3405 p[j++] = 0;
3406 }
3407 p[j++] = s[i++];
3408 p[j++] = s[i];
3409 }
3410 }
3411 else
3412 {
3413 FIXME("Malloc failed\n");
3414 nr_lf = 0;
3415 size = count;
3416 q = buf;
3417 }
3418 }
3419 else
3420 {
3421 size = count;
3422 q = buf;
3423 }
3424 }
3425 else
3426 {
3427 DWORD conv_len;
3428
3429 for(nr_lf=0, i=0; i<count; i+=2)
3430 if (s[i]=='\n' && s[i+1]==0)
3431 nr_lf++;
3432
3433 conv_len = WideCharToMultiByte(CP_UTF8, 0, (WCHAR*)buf, count/2, NULL, 0, NULL, NULL);
3434 if(!conv_len) {
3435 msvcrt_set_errno(GetLastError());
3436 MSVCRT_free(p);
3437 release_ioinfo(info);
3438 return -1;
3439 }
3440
3441 size = conv_len+nr_lf;
3442 if((p = MSVCRT_malloc(count+nr_lf*2+size)))
3443 {
3444 for (s=buf, i=0, j=0; i<count; i++)
3445 {
3446 if (s[i]=='\n' && s[i+1]==0)
3447 {
3448 p[j++] = '\r';
3449 p[j++] = 0;
3450 }
3451 p[j++] = s[i++];
3452 p[j++] = s[i];
3453 }
3454 q = p+count+nr_lf*2;
3455 WideCharToMultiByte(CP_UTF8, 0, (WCHAR*)p, count/2+nr_lf,
3456 p+count+nr_lf*2, conv_len+nr_lf, NULL, NULL);
3457 }
3458 else
3459 {
3460 FIXME("Malloc failed\n");
3461 nr_lf = 0;
3462 size = count;
3463 q = buf;
3464 }
3465 }
3466
3467 if (!WriteFile(hand, q, size, &num_written, NULL))
3468 num_written = -1;
3469 release_ioinfo(info);
3470 if(p)
3471 MSVCRT_free(p);
3472 if (num_written != size)
3473 {
3474 TRACE("WriteFile (fd %d, hand %p) failed-last error (%d), num_written %d\n",
3475 fd, hand, GetLastError(), num_written);
3476 *MSVCRT__errno() = MSVCRT_ENOSPC;
3477 return s - buf_start;
3478 }
3479 return count;
3480 }
3481
3482 release_ioinfo(info);
3483 return -1;
3484 }
3485
3486 /*********************************************************************
3487 * _putw (MSVCRT.@)
3488 */
3489 int CDECL MSVCRT__putw(int val, MSVCRT_FILE* file)
3490 {
3491 int len;
3492
3493 MSVCRT__lock_file(file);
3494 len = MSVCRT__write(file->_file, &val, sizeof(val));
3495 if (len == sizeof(val)) {
3496 MSVCRT__unlock_file(file);
3497 return val;
3498 }
3499
3500 file->_flag |= MSVCRT__IOERR;
3501 MSVCRT__unlock_file(file);
3502 return MSVCRT_EOF;
3503 }
3504
3505 /*********************************************************************
3506 * fclose (MSVCRT.@)
3507 */
3508 int CDECL MSVCRT_fclose(MSVCRT_FILE* file)
3509 {
3510 int ret;
3511
3512 MSVCRT__lock_file(file);
3513 ret = MSVCRT__fclose_nolock(file);
3514 MSVCRT__unlock_file(file);
3515
3516 return ret;
3517 }
3518
3519 /*********************************************************************
3520 * _fclose_nolock (MSVCRT.@)
3521 */
3522 int CDECL MSVCRT__fclose_nolock(MSVCRT_FILE* file)
3523 {
3524 int r, flag;
3525
3526 flag = file->_flag;
3527 MSVCRT_free(file->_tmpfname);
3528 file->_tmpfname = NULL;
3529 /* flush stdio buffers */
3530 if(file->_flag & MSVCRT__IOWRT)
3531 MSVCRT__fflush_nolock(file);
3532 if(file->_flag & MSVCRT__IOMYBUF)
3533 MSVCRT_free(file->_base);
3534
3535 r=MSVCRT__close(file->_file);
3536 file->_flag = 0;
3537
3538 return ((r == -1) || (flag & MSVCRT__IOERR) ? MSVCRT_EOF : 0);
3539 }
3540
3541 /*********************************************************************
3542 * feof (MSVCRT.@)
3543 */
3544 int CDECL MSVCRT_feof(MSVCRT_FILE* file)
3545 {
3546 return file->_flag & MSVCRT__IOEOF;
3547 }
3548
3549 /*********************************************************************
3550 * ferror (MSVCRT.@)
3551 */
3552 int CDECL MSVCRT_ferror(MSVCRT_FILE* file)
3553 {
3554 return file->_flag & MSVCRT__IOERR;
3555 }
3556
3557 /*********************************************************************
3558 * _filbuf (MSVCRT.@)
3559 */
3560 int CDECL MSVCRT__filbuf(MSVCRT_FILE* file)
3561 {
3562 unsigned char c;
3563
3564 if(file->_flag & MSVCRT__IOSTRG)
3565 return MSVCRT_EOF;
3566
3567 /* Allocate buffer if needed */
3568 if(!(file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF)))
3569 msvcrt_alloc_buffer(file);
3570
3571 if(!(file->_flag & MSVCRT__IOREAD)) {
3572 if(file->_flag & MSVCRT__IORW)
3573 file->_flag |= MSVCRT__IOREAD;
3574 else
3575 return MSVCRT_EOF;
3576 }
3577
3578 if(!(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF))) {
3579 int r;
3580 if ((r = MSVCRT__read(file->_file,&c,1)) != 1) {
3581 file->_flag |= (r == 0) ? MSVCRT__IOEOF : MSVCRT__IOERR;
3582 return MSVCRT_EOF;
3583 }
3584
3585 return c;
3586 } else {
3587 file->_cnt = MSVCRT__read(file->_file, file->_base, file->_bufsiz);
3588 if(file->_cnt<=0) {
3589 file->_flag |= (file->_cnt == 0) ? MSVCRT__IOEOF : MSVCRT__IOERR;
3590 file->_cnt = 0;
3591 return MSVCRT_EOF;
3592 }
3593
3594 file->_cnt--;
3595 file->_ptr = file->_base+1;
3596 c = *(unsigned char *)file->_base;
3597 return c;
3598 }
3599 }
3600
3601 /*********************************************************************
3602 * fgetc (MSVCRT.@)
3603 */
3604 int CDECL MSVCRT_fgetc(MSVCRT_FILE* file)
3605 {
3606 int ret;
3607
3608 MSVCRT__lock_file(file);
3609 ret = MSVCRT__fgetc_nolock(file);
3610 MSVCRT__unlock_file(file);
3611
3612 return ret;
3613 }
3614
3615 /*********************************************************************
3616 * _fgetc_nolock (MSVCRT.@)
3617 */
3618 int CDECL MSVCRT__fgetc_nolock(MSVCRT_FILE* file)
3619 {
3620 unsigned char *i;
3621 unsigned int j;
3622
3623 if (file->_cnt>0) {
3624 file->_cnt--;
3625 i = (unsigned char *)file->_ptr++;
3626 j = *i;
3627 } else
3628 j = MSVCRT__filbuf(file);
3629
3630 return j;
3631 }
3632
3633 /*********************************************************************
3634 * _fgetchar (MSVCRT.@)
3635 */
3636 int CDECL MSVCRT__fgetchar(void)
3637 {
3638 return MSVCRT_fgetc(MSVCRT_stdin);
3639 }
3640
3641 /*********************************************************************
3642 * fgets (MSVCRT.@)
3643 */
3644 char * CDECL MSVCRT_fgets(char *s, int size, MSVCRT_FILE* file)
3645 {
3646 int cc = MSVCRT_EOF;
3647 char * buf_start = s;
3648
3649 TRACE(":file(%p) fd (%d) str (%p) len (%d)\n",
3650 file,file->_file,s,size);
3651
3652 MSVCRT__lock_file(file);
3653
3654 while ((size >1) && (cc = MSVCRT__fgetc_nolock(file)) != MSVCRT_EOF && cc != '\n')
3655 {
3656 *s++ = (char)cc;
3657 size --;
3658 }
3659 if ((cc == MSVCRT_EOF) && (s == buf_start)) /* If nothing read, return 0*/
3660 {
3661 TRACE(":nothing read\n");
3662 MSVCRT__unlock_file(file);
3663 return NULL;
3664 }
3665 if ((cc != MSVCRT_EOF) && (size > 1))
3666 *s++ = cc;
3667 *s = '\0';
3668 TRACE(":got %s\n", debugstr_a(buf_start));
3669 MSVCRT__unlock_file(file);
3670 return buf_start;
3671 }
3672
3673 /*********************************************************************
3674 * fgetwc (MSVCRT.@)
3675 */
3676 MSVCRT_wint_t CDECL MSVCRT_fgetwc(MSVCRT_FILE* file)
3677 {
3678 MSVCRT_wint_t ret;
3679
3680 MSVCRT__lock_file(file);
3681 ret = MSVCRT__fgetwc_nolock(file);
3682 MSVCRT__unlock_file(file);
3683
3684 return ret;
3685 }
3686
3687 /*********************************************************************
3688 * _fgetwc_nolock (MSVCRT.@)
3689 */
3690 MSVCRT_wint_t CDECL MSVCRT__fgetwc_nolock(MSVCRT_FILE* file)
3691 {
3692 MSVCRT_wint_t ret;
3693 int ch;
3694
3695 if((get_ioinfo_nolock(file->_file)->exflag & (EF_UTF8 | EF_UTF16))
3696 || !(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT)) {
3697 char *p;
3698
3699 for(p=(char*)&ret; (MSVCRT_wint_t*)p<&ret+1; p++) {
3700 ch = MSVCRT__fgetc_nolock(file);
3701 if(ch == MSVCRT_EOF) {
3702 ret = MSVCRT_WEOF;
3703 break;
3704 }
3705 *p = (char)ch;
3706 }
3707 }else {
3708 char mbs[MSVCRT_MB_LEN_MAX];
3709 int len = 0;
3710
3711 ch = MSVCRT__fgetc_nolock(file);
3712 if(ch != MSVCRT_EOF) {
3713 mbs[0] = (char)ch;
3714 if(MSVCRT_isleadbyte((unsigned char)mbs[0])) {
3715 ch = MSVCRT__fgetc_nolock(file);
3716 if(ch != MSVCRT_EOF) {
3717 mbs[1] = (char)ch;
3718 len = 2;
3719 }
3720 }else {
3721 len = 1;
3722 }
3723 }
3724
3725 if(!len || MSVCRT_mbtowc(&ret, mbs, len)==-1)
3726 ret = MSVCRT_WEOF;
3727 }
3728
3729 return ret;
3730 }
3731
3732 /*********************************************************************
3733 * _getw (MSVCRT.@)
3734 */
3735 int CDECL MSVCRT__getw(MSVCRT_FILE* file)
3736 {
3737 char *ch;
3738 int i, k;
3739 unsigned int j;
3740 ch = (char *)&i;
3741
3742 MSVCRT__lock_file(file);
3743 for (j=0; j<sizeof(int); j++) {
3744 k = MSVCRT__fgetc_nolock(file);
3745 if (k == MSVCRT_EOF) {
3746 file->_flag |= MSVCRT__IOEOF;
3747 MSVCRT__unlock_file(file);
3748 return MSVCRT_EOF;
3749 }
3750 ch[j] = k;
3751 }
3752
3753 MSVCRT__unlock_file(file);
3754 return i;
3755 }
3756
3757 /*********************************************************************
3758 * getwc (MSVCRT.@)
3759 */
3760 MSVCRT_wint_t CDECL MSVCRT_getwc(MSVCRT_FILE* file)
3761 {
3762 return MSVCRT_fgetwc(file);
3763 }
3764
3765 /*********************************************************************
3766 * _fgetwchar (MSVCRT.@)
3767 */
3768 MSVCRT_wint_t CDECL MSVCRT__fgetwchar(void)
3769 {
3770 return MSVCRT_fgetwc(MSVCRT_stdin);
3771 }
3772
3773 /*********************************************************************
3774 * getwchar (MSVCRT.@)
3775 */
3776 MSVCRT_wint_t CDECL MSVCRT_getwchar(void)
3777 {
3778 return MSVCRT__fgetwchar();
3779 }
3780
3781 /*********************************************************************
3782 * fgetws (MSVCRT.@)
3783 */
3784 MSVCRT_wchar_t * CDECL MSVCRT_fgetws(MSVCRT_wchar_t *s, int size, MSVCRT_FILE* file)
3785 {
3786 MSVCRT_wint_t cc = MSVCRT_WEOF;
3787 MSVCRT_wchar_t * buf_start = s;
3788
3789 TRACE(":file(%p) fd (%d) str (%p) len (%d)\n",
3790 file,file->_file,s,size);
3791
3792 MSVCRT__lock_file(file);
3793
3794 while ((size >1) && (cc = MSVCRT__fgetwc_nolock(file)) != MSVCRT_WEOF && cc != '\n')
3795 {
3796 *s++ = cc;
3797 size --;
3798 }
3799 if ((cc == MSVCRT_WEOF) && (s == buf_start)) /* If nothing read, return 0*/
3800 {
3801 TRACE(":nothing read\n");
3802 MSVCRT__unlock_file(file);
3803 return NULL;
3804 }
3805 if ((cc != MSVCRT_WEOF) && (size > 1))
3806 *s++ = cc;
3807 *s = 0;
3808 TRACE(":got %s\n", debugstr_w(buf_start));
3809 MSVCRT__unlock_file(file);
3810 return buf_start;
3811 }
3812
3813 /*********************************************************************
3814 * _flsbuf (MSVCRT.@)
3815 */
3816 int CDECL MSVCRT__flsbuf(int c, MSVCRT_FILE* file)
3817 {
3818 /* Flush output buffer */
3819 if(!(file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF))) {
3820 msvcrt_alloc_buffer(file);
3821 }
3822
3823 if(!(file->_flag & MSVCRT__IOWRT)) {
3824 if(!(file->_flag & MSVCRT__IORW)) {
3825 file->_flag |= MSVCRT__IOERR;
3826 return MSVCRT_EOF;
3827 }
3828 file->_flag |= MSVCRT__IOWRT;
3829 }
3830 if(file->_flag & MSVCRT__IOREAD) {
3831 if(!(file->_flag & MSVCRT__IOEOF)) {
3832 file->_flag |= MSVCRT__IOERR;
3833 return MSVCRT_EOF;
3834 }
3835 file->_cnt = 0;
3836 file->_ptr = file->_base;
3837 file->_flag &= ~(MSVCRT__IOREAD | MSVCRT__IOEOF);
3838 }
3839
3840 if(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)) {
3841 int res = 0;
3842
3843 if(file->_cnt <= 0) {
3844 res = msvcrt_flush_buffer(file);
3845 if(res)
3846 return res;
3847 file->_flag |= MSVCRT__IOWRT;
3848 file->_cnt=file->_bufsiz;
3849 }
3850 *file->_ptr++ = c;
3851 file->_cnt--;
3852 return c&0xff;
3853 } else {
3854 unsigned char cc=c;
3855 int len;
3856 /* set _cnt to 0 for unbuffered FILEs */
3857 file->_cnt = 0;
3858 len = MSVCRT__write(file->_file, &cc, 1);
3859 if (len == 1)
3860 return c & 0xff;
3861 file->_flag |= MSVCRT__IOERR;
3862 return MSVCRT_EOF;
3863 }
3864 }
3865
3866 /*********************************************************************
3867 * fwrite (MSVCRT.@)
3868 */
3869 MSVCRT_size_t CDECL MSVCRT_fwrite(const void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
3870 {
3871 MSVCRT_size_t ret;
3872
3873 MSVCRT__lock_file(file);
3874 ret = MSVCRT__fwrite_nolock(ptr, size, nmemb, file);
3875 MSVCRT__unlock_file(file);
3876
3877 return ret;
3878 }
3879
3880 /*********************************************************************
3881 * _fwrite_nolock (MSVCRT.@)
3882 */
3883 MSVCRT_size_t CDECL MSVCRT__fwrite_nolock(const void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
3884 {
3885 MSVCRT_size_t wrcnt=size * nmemb;
3886 int written = 0;
3887 if (size == 0)
3888 return 0;
3889
3890 while(wrcnt) {
3891 if(file->_cnt < 0) {
3892 WARN("negative file->_cnt value in %p\n", file);
3893 file->_flag |= MSVCRT__IOERR;
3894 break;
3895 } else if(file->_cnt) {
3896 int pcnt=(file->_cnt>wrcnt)? wrcnt: file->_cnt;
3897 memcpy(file->_ptr, ptr, pcnt);
3898 file->_cnt -= pcnt;
3899 file->_ptr += pcnt;
3900 written += pcnt;
3901 wrcnt -= pcnt;
3902 ptr = (const char*)ptr + pcnt;
3903 } else if((file->_flag & MSVCRT__IONBF)
3904 || ((file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)) && wrcnt >= file->_bufsiz)
3905 || (!(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)) && wrcnt >= MSVCRT_INTERNAL_BUFSIZ)) {
3906 MSVCRT_size_t pcnt;
3907 int bufsiz;
3908
3909 if(file->_flag & MSVCRT__IONBF)
3910 bufsiz = 1;
3911 else if(!(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)))
3912 bufsiz = MSVCRT_INTERNAL_BUFSIZ;
3913 else
3914 bufsiz = file->_bufsiz;
3915
3916 pcnt = (wrcnt / bufsiz) * bufsiz;
3917
3918 if(msvcrt_flush_buffer(file) == MSVCRT_EOF)
3919 break;
3920
3921 if(MSVCRT__write(file->_file, ptr, pcnt) <= 0) {
3922 file->_flag |= MSVCRT__IOERR;
3923 break;
3924 }
3925 written += pcnt;
3926 wrcnt -= pcnt;
3927 ptr = (const char*)ptr + pcnt;
3928 } else {
3929 if(MSVCRT__flsbuf(*(const char*)ptr, file) == MSVCRT_EOF)
3930 break;
3931 written++;
3932 wrcnt--;
3933 ptr = (const char*)ptr + 1;
3934 }
3935 }
3936
3937 return written / size;
3938 }
3939
3940 /*********************************************************************
3941 * fputwc (MSVCRT.@)
3942 */
3943 MSVCRT_wint_t CDECL MSVCRT_fputwc(MSVCRT_wint_t wc, MSVCRT_FILE* file)
3944 {
3945 MSVCRT_wint_t ret;
3946
3947 MSVCRT__lock_file(file);
3948 ret = MSVCRT__fputwc_nolock(wc, file);
3949 MSVCRT__unlock_file(file);
3950
3951 return ret;
3952 }
3953
3954 /*********************************************************************
3955 * _fputwc_nolock (MSVCRT.@)
3956 */
3957 MSVCRT_wint_t CDECL MSVCRT__fputwc_nolock(MSVCRT_wint_t wc, MSVCRT_FILE* file)
3958 {
3959 MSVCRT_wchar_t mwc=wc;
3960 ioinfo *fdinfo;
3961 MSVCRT_wint_t ret;
3962
3963 fdinfo = get_ioinfo_nolock(file->_file);
3964
3965 if((fdinfo->wxflag&WX_TEXT) && !(fdinfo->exflag&(EF_UTF8|EF_UTF16))) {
3966 char buf[MSVCRT_MB_LEN_MAX];
3967 int char_len;
3968
3969 char_len = MSVCRT_wctomb(buf, mwc);
3970 if(char_len!=-1 && MSVCRT__fwrite_nolock(buf, char_len, 1, file)==1)
3971 ret = wc;
3972 else
3973 ret = MSVCRT_WEOF;
3974 }else if(MSVCRT__fwrite_nolock(&mwc, sizeof(mwc), 1, file) == 1) {
3975 ret = wc;
3976 }else {
3977 ret = MSVCRT_WEOF;
3978 }
3979
3980 return ret;
3981 }
3982
3983 /*********************************************************************
3984 * _fputwchar (MSVCRT.@)
3985 */
3986 MSVCRT_wint_t CDECL MSVCRT__fputwchar(MSVCRT_wint_t wc)
3987 {
3988 return MSVCRT_fputwc(wc, MSVCRT_stdout);
3989 }
3990
3991 /*********************************************************************
3992 * _wfsopen (MSVCRT.@)
3993 */
3994 MSVCRT_FILE * CDECL MSVCRT__wfsopen(const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode, int share)
3995 {
3996 MSVCRT_FILE* file;
3997 int open_flags, stream_flags, fd;
3998
3999 TRACE("(%s,%s)\n", debugstr_w(path), debugstr_w(mode));
4000
4001 /* map mode string to open() flags. "man fopen" for possibilities. */
4002 if (msvcrt_get_flags(mode, &open_flags, &stream_flags) == -1)
4003 return NULL;
4004
4005 LOCK_FILES();
4006 fd = MSVCRT__wsopen(path, open_flags, share, MSVCRT__S_IREAD | MSVCRT__S_IWRITE);
4007 if (fd < 0)
4008 file = NULL;
4009 else if ((file = msvcrt_alloc_fp()) && msvcrt_init_fp(file, fd, stream_flags)
4010 != -1)
4011 TRACE(":fd (%d) mode (%s) FILE* (%p)\n", fd, debugstr_w(mode), file);
4012 else if (file)
4013 {
4014 file->_flag = 0;
4015 file = NULL;
4016 }
4017
4018 TRACE(":got (%p)\n",file);
4019 if (fd >= 0 && !file)
4020 MSVCRT__close(fd);
4021 UNLOCK_FILES();
4022 return file;
4023 }
4024
4025 /*********************************************************************
4026 * _fsopen (MSVCRT.@)
4027 */
4028 MSVCRT_FILE * CDECL MSVCRT__fsopen(const char *path, const char *mode, int share)
4029 {
4030 MSVCRT_FILE *ret;
4031 MSVCRT_wchar_t *pathW = NULL, *modeW = NULL;
4032
4033 if (path && !(pathW = msvcrt_wstrdupa(path))) {
4034 MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
4035 *MSVCRT__errno() = MSVCRT_EINVAL;
4036 return NULL;
4037 }
4038 if (mode && !(modeW = msvcrt_wstrdupa(mode)))
4039 {
4040 MSVCRT_free(pathW);
4041 MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
4042 *MSVCRT__errno() = MSVCRT_EINVAL;
4043 return NULL;
4044 }
4045
4046 ret = MSVCRT__wfsopen(pathW, modeW, share);
4047
4048 MSVCRT_free(pathW);
4049 MSVCRT_free(modeW);
4050 return ret;
4051 }
4052
4053 /*********************************************************************
4054 * fopen (MSVCRT.@)
4055 */
4056 MSVCRT_FILE * CDECL MSVCRT_fopen(const char *path, const char *mode)
4057 {
4058 return MSVCRT__fsopen( path, mode, MSVCRT__SH_DENYNO );
4059 }
4060
4061 /*********************************************************************
4062 * fopen_s (MSVCRT.@)
4063 */
4064 int CDECL MSVCRT_fopen_s(MSVCRT_FILE** pFile,
4065 const char *filename, const char *mode)
4066 {
4067 if (!MSVCRT_CHECK_PMT(pFile != NULL)) return MSVCRT_EINVAL;
4068 if (!MSVCRT_CHECK_PMT(filename != NULL)) return MSVCRT_EINVAL;
4069 if (!MSVCRT_CHECK_PMT(mode != NULL)) return MSVCRT_EINVAL;
4070
4071 *pFile = MSVCRT_fopen(filename, mode);
4072
4073 if(!*pFile)
4074 return *MSVCRT__errno();
4075 return 0;
4076 }
4077
4078 /*********************************************************************
4079 * _wfopen (MSVCRT.@)
4080 */
4081 MSVCRT_FILE * CDECL MSVCRT__wfopen(const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode)
4082 {
4083 return MSVCRT__wfsopen( path, mode, MSVCRT__SH_DENYNO );
4084 }
4085
4086 /*********************************************************************
4087 * _wfopen_s (MSVCRT.@)
4088 */
4089 int CDECL MSVCRT__wfopen_s(MSVCRT_FILE** pFile, const MSVCRT_wchar_t *filename,
4090 const MSVCRT_wchar_t *mode)
4091 {
4092 if (!MSVCRT_CHECK_PMT(pFile != NULL)) return MSVCRT_EINVAL;
4093 if (!MSVCRT_CHECK_PMT(filename != NULL)) return MSVCRT_EINVAL;
4094 if (!MSVCRT_CHECK_PMT(mode != NULL)) return MSVCRT_EINVAL;
4095
4096 *pFile = MSVCRT__wfopen(filename, mode);
4097
4098 if(!*pFile)
4099 return *MSVCRT__errno();
4100 return 0;
4101 }
4102
4103 /*********************************************************************
4104 * fputc (MSVCRT.@)
4105 */
4106 int CDECL MSVCRT_fputc(int c, MSVCRT_FILE* file)
4107 {
4108 int ret;
4109
4110 MSVCRT__lock_file(file);
4111 ret = MSVCRT__fputc_nolock(c, file);
4112 MSVCRT__unlock_file(file);
4113
4114 return ret;
4115 }
4116
4117 /*********************************************************************
4118 * _fputc_nolock (MSVCRT.@)
4119 */
4120 int CDECL MSVCRT__fputc_nolock(int c, MSVCRT_FILE* file)
4121 {
4122 int res;
4123
4124 if(file->_cnt>0) {
4125 *file->_ptr++=c;
4126 file->_cnt--;
4127 if (c == '\n')
4128 {
4129 res = msvcrt_flush_buffer(file);
4130 return res ? res : c;
4131 }
4132 else {
4133 return c & 0xff;
4134 }
4135 } else {
4136 res = MSVCRT__flsbuf(c, file);
4137 return res;
4138 }
4139 }
4140
4141 /*********************************************************************
4142 * _fputchar (MSVCRT.@)
4143 */
4144 int CDECL MSVCRT__fputchar(int c)
4145 {
4146 return MSVCRT_fputc(c, MSVCRT_stdout);
4147 }
4148
4149 /*********************************************************************
4150 * fread (MSVCRT.@)
4151 */
4152 MSVCRT_size_t CDECL MSVCRT_fread(void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
4153 {
4154 MSVCRT_size_t ret;
4155
4156 MSVCRT__lock_file(file);
4157 ret = MSVCRT__fread_nolock(ptr, size, nmemb, file);
4158 MSVCRT__unlock_file(file);
4159
4160 return ret;
4161 }
4162
4163 /*********************************************************************
4164 * _fread_nolock (MSVCRT.@)
4165 */
4166 MSVCRT_size_t CDECL MSVCRT__fread_nolock(void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
4167 {
4168 MSVCRT_size_t rcnt=size * nmemb;
4169 MSVCRT_size_t read=0;
4170 MSVCRT_size_t pread=0;
4171
4172 if(!rcnt)
4173 return 0;
4174
4175 /* first buffered data */
4176 if(file->_cnt>0) {
4177 int pcnt= (rcnt>file->_cnt)? file->_cnt:rcnt;
4178 memcpy(ptr, file->_ptr, pcnt);
4179 file->_cnt -= pcnt;
4180 file->_ptr += pcnt;
4181 read += pcnt ;
4182 rcnt -= pcnt ;
4183 ptr = (char*)ptr + pcnt;
4184 } else if(!(file->_flag & MSVCRT__IOREAD )) {
4185 if(file->_flag & MSVCRT__IORW) {
4186 file->_flag |= MSVCRT__IOREAD;
4187 } else {
4188 return 0;
4189 }
4190 }
4191
4192 if(rcnt>0 && !(file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF)))
4193 msvcrt_alloc_buffer(file);
4194
4195 while(rcnt>0)
4196 {
4197 int i;
4198 if (!file->_cnt && rcnt<MSVCRT_BUFSIZ && (file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF))) {
4199 file->_cnt = MSVCRT__read(file->_file, file->_base, file->_bufsiz);
4200 file->_ptr = file->_base;
4201 i = (file->_cnt<rcnt) ? file->_cnt : rcnt;
4202 /* If the buffer fill reaches eof but fread wouldn't, clear eof. */
4203 if (i > 0 && i < file->_cnt) {
4204 get_ioinfo_nolock(file->_file)->wxflag &= ~WX_ATEOF;
4205 file->_flag &= ~MSVCRT__IOEOF;
4206 }
4207 if (i > 0) {
4208 memcpy(ptr, file->_ptr, i);
4209 file->_cnt -= i;
4210 file->_ptr += i;
4211 }
4212 } else if (rcnt > INT_MAX) {
4213 i = MSVCRT__read(file->_file, ptr, INT_MAX);
4214 } else if (rcnt < MSVCRT_BUFSIZ) {
4215 i = MSVCRT__read(file->_file, ptr, rcnt);
4216 } else {
4217 i = MSVCRT__read(file->_file, ptr, rcnt - MSVCRT_BUFSIZ/2);
4218 }
4219 pread += i;
4220 rcnt -= i;
4221 ptr = (char *)ptr+i;
4222 /* expose feof condition in the flags
4223 * MFC tests file->_flag for feof, and doesn't call feof())
4224 */
4225 if (get_ioinfo_nolock(file->_file)->wxflag & WX_ATEOF)
4226 file->_flag |= MSVCRT__IOEOF;
4227 else if (i == -1)
4228 {
4229 file->_flag |= MSVCRT__IOERR;
4230 pread = 0;
4231 rcnt = 0;
4232 }
4233 if (i < 1) break;
4234 }
4235 read+=pread;
4236 return read / size;
4237 }
4238
4239
4240 /*********************************************************************
4241 * fread_s (MSVCR80.@)
4242 */
4243 MSVCRT_size_t CDECL MSVCRT_fread_s(void *buf, MSVCRT_size_t buf_size, MSVCRT_size_t elem_size,
4244 MSVCRT_size_t count, MSVCRT_FILE *stream)
4245 {
4246 MSVCRT_size_t ret;
4247
4248 if(!MSVCRT_CHECK_PMT(stream != NULL)) {
4249 if(buf && buf_size)
4250 memset(buf, 0, buf_size);
4251 return 0;
4252 }
4253 if(!elem_size || !count) return 0;
4254
4255 MSVCRT__lock_file(stream);
4256 ret = MSVCRT__fread_nolock_s(buf, buf_size, elem_size, count, stream);
4257 MSVCRT__unlock_file(stream);
4258
4259 return ret;
4260 }
4261
4262 /*********************************************************************
4263 * _fread_nolock_s (MSVCR80.@)
4264 */
4265 MSVCRT_size_t CDECL MSVCRT__fread_nolock_s(void *buf, MSVCRT_size_t buf_size, MSVCRT_size_t elem_size,
4266 MSVCRT_size_t count, MSVCRT_FILE *stream)
4267 {
4268 size_t bytes_left, buf_pos;
4269
4270 TRACE("(%p %lu %lu %lu %p)\n", buf, buf_size, elem_size, count, stream);
4271
4272 if(!MSVCRT_CHECK_PMT(stream != NULL)) {
4273 if(buf && buf_size)
4274 memset(buf, 0, buf_size);
4275 return 0;
4276 }
4277 if(!elem_size || !count) return 0;
4278 if(!MSVCRT_CHECK_PMT(buf != NULL)) return 0;
4279 if(!MSVCRT_CHECK_PMT(MSVCRT_SIZE_MAX/count >= elem_size)) return 0;
4280
4281 bytes_left = elem_size*count;
4282 buf_pos = 0;
4283 while(bytes_left) {
4284 if(stream->_cnt > 0) {
4285 size_t size = bytes_left<stream->_cnt ? bytes_left : stream->_cnt;
4286
4287 if(!MSVCRT_CHECK_PMT_ERR(size <= buf_size-buf_pos, MSVCRT_ERANGE)) {
4288 memset(buf, 0, buf_size);
4289 return 0;
4290 }
4291
4292 MSVCRT__fread_nolock((char*)buf+buf_pos, 1, size, stream);
4293 buf_pos += size;
4294 bytes_left -= size;
4295 }else {
4296 int c = MSVCRT__filbuf(stream);
4297
4298 if(c == MSVCRT_EOF)
4299 break;
4300
4301 if(!MSVCRT_CHECK_PMT_ERR(buf_size != buf_pos, MSVCRT_ERANGE)) {
4302 memset(buf, 0, buf_size);
4303 return 0;
4304 }
4305
4306 ((char*)buf)[buf_pos++] = c;
4307 bytes_left--;
4308 }
4309 }
4310
4311 return buf_pos/elem_size;
4312 }
4313
4314 /*********************************************************************
4315 * _wfreopen (MSVCRT.@)
4316 *
4317 */
4318 MSVCRT_FILE* CDECL MSVCRT__wfreopen(const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode, MSVCRT_FILE* file)
4319 {
4320 int open_flags, stream_flags, fd;
4321
4322 TRACE(":path (%s) mode (%s) file (%p) fd (%d)\n", debugstr_w(path), debugstr_w(mode), file, file ? file->_file : -1);
4323
4324 LOCK_FILES();
4325 if (!file || ((fd = file->_file) < 0))
4326 file = NULL;
4327 else
4328 {
4329 MSVCRT_fclose(file);
4330 if (msvcrt_get_flags(mode, &open_flags, &stream_flags) == -1)
4331 file = NULL;
4332 else if((fd = MSVCRT__wopen(path, open_flags, MSVCRT__S_IREAD | MSVCRT__S_IWRITE)) < 0)
4333 file = NULL;
4334 else if(msvcrt_init_fp(file, fd, stream_flags) == -1)
4335 {
4336 file->_flag = 0;
4337 file = NULL;
4338 }
4339 }
4340 UNLOCK_FILES();
4341 return file;
4342 }
4343
4344 /*********************************************************************
4345 * _wfreopen_s (MSVCRT.@)
4346 */
4347 int CDECL MSVCRT__wfreopen_s(MSVCRT_FILE** pFile,
4348 const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode, MSVCRT_FILE* file)
4349 {
4350 if (!MSVCRT_CHECK_PMT(pFile != NULL)) return MSVCRT_EINVAL;
4351 if (!MSVCRT_CHECK_PMT(path != NULL)) return MSVCRT_EINVAL;
4352 if (!MSVCRT_CHECK_PMT(mode != NULL)) return MSVCRT_EINVAL;
4353 if (!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EINVAL;
4354
4355 *pFile = MSVCRT__wfreopen(path, mode, file);
4356
4357 if(!*pFile)
4358 return *MSVCRT__errno();
4359 return 0;
4360 }
4361
4362 /*********************************************************************
4363 * freopen (MSVCRT.@)
4364 *
4365 */
4366 MSVCRT_FILE* CDECL MSVCRT_freopen(const char *path, const char *mode, MSVCRT_FILE* file)
4367 {
4368 MSVCRT_FILE *ret;
4369 MSVCRT_wchar_t *pathW = NULL, *modeW = NULL;
4370
4371 if (path && !(pathW = msvcrt_wstrdupa(path))) return NULL;
4372 if (mode && !(modeW = msvcrt_wstrdupa(mode)))
4373 {
4374 MSVCRT_free(pathW);
4375 return NULL;
4376 }
4377
4378 ret = MSVCRT__wfreopen(pathW, modeW, file);
4379
4380 MSVCRT_free(pathW);
4381 MSVCRT_free(modeW);
4382 return ret;
4383 }
4384
4385 /*********************************************************************
4386 * freopen_s (MSVCRT.@)
4387 */
4388 int CDECL MSVCRT_freopen_s(MSVCRT_FILE** pFile,
4389 const char *path, const char *mode, MSVCRT_FILE* file)
4390 {
4391 if (!MSVCRT_CHECK_PMT(pFile != NULL)) return MSVCRT_EINVAL;
4392 if (!MSVCRT_CHECK_PMT(path != NULL)) return MSVCRT_EINVAL;
4393 if (!MSVCRT_CHECK_PMT(mode != NULL)) return MSVCRT_EINVAL;
4394 if (!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EINVAL;
4395
4396 *pFile = MSVCRT_freopen(path, mode, file);
4397
4398 if(!*pFile)
4399 return *MSVCRT__errno();
4400 return 0;
4401 }
4402
4403 /*********************************************************************
4404 * fsetpos (MSVCRT.@)
4405 */
4406 int CDECL MSVCRT_fsetpos(MSVCRT_FILE* file, MSVCRT_fpos_t *pos)
4407 {
4408 int ret;
4409
4410 MSVCRT__lock_file(file);
4411 msvcrt_flush_buffer(file);
4412
4413 /* Reset direction of i/o */
4414 if(file->_flag & MSVCRT__IORW) {
4415 file->_flag &= ~(MSVCRT__IOREAD|MSVCRT__IOWRT);
4416 }
4417
4418 ret = (MSVCRT__lseeki64(file->_file,*pos,MSVCRT_SEEK_SET) == -1) ? -1 : 0;
4419 MSVCRT__unlock_file(file);
4420 return ret;
4421 }
4422
4423 /*********************************************************************
4424 * _ftelli64 (MSVCRT.@)
4425 */
4426 __int64 CDECL MSVCRT__ftelli64(MSVCRT_FILE* file)
4427 {
4428 __int64 ret;
4429
4430 MSVCRT__lock_file(file);
4431 ret = MSVCRT__ftelli64_nolock(file);
4432 MSVCRT__unlock_file(file);
4433
4434 return ret;
4435 }
4436
4437 /*********************************************************************
4438 * _ftelli64_nolock (MSVCRT.@)
4439 */
4440 __int64 CDECL MSVCRT__ftelli64_nolock(MSVCRT_FILE* file)
4441 {
4442 __int64 pos;
4443
4444 pos = _telli64(file->_file);
4445 if(pos == -1)
4446 return -1;
4447 if(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)) {
4448 if(file->_flag & MSVCRT__IOWRT) {
4449 pos += file->_ptr - file->_base;
4450
4451 if(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT) {
4452 char *p;
4453
4454 for(p=file->_base; p<file->_ptr; p++)
4455 if(*p == '\n')
4456 pos++;
4457 }
4458 } else if(!file->_cnt) { /* nothing to do */
4459 } else if(MSVCRT__lseeki64(file->_file, 0, MSVCRT_SEEK_END)==pos) {
4460 int i;
4461
4462 pos -= file->_cnt;
4463 if(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT) {
4464 for(i=0; i<file->_cnt; i++)
4465 if(file->_ptr[i] == '\n')
4466 pos--;
4467 }
4468 } else {
4469 char *p;
4470
4471 if(MSVCRT__lseeki64(file->_file, pos, MSVCRT_SEEK_SET) != pos)
4472 return -1;
4473
4474 pos -= file->_bufsiz;
4475 pos += file->_ptr - file->_base;
4476
4477 if(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT) {
4478 if(get_ioinfo_nolock(file->_file)->wxflag & WX_READNL)
4479 pos--;
4480
4481 for(p=file->_base; p<file->_ptr; p++)
4482 if(*p == '\n')
4483 pos++;
4484 }
4485 }
4486 }
4487
4488 return pos;
4489 }
4490
4491 /*********************************************************************
4492 * ftell (MSVCRT.@)
4493 */
4494 LONG CDECL MSVCRT_ftell(MSVCRT_FILE* file)
4495 {
4496 return MSVCRT__ftelli64(file);
4497 }
4498
4499 /*********************************************************************
4500 * _ftell_nolock (MSVCRT.@)
4501 */
4502 LONG CDECL MSVCRT__ftell_nolock(MSVCRT_FILE* file)
4503 {
4504 return MSVCRT__ftelli64_nolock(file);
4505 }
4506
4507 /*********************************************************************
4508 * fgetpos (MSVCRT.@)
4509 */
4510 int CDECL MSVCRT_fgetpos(MSVCRT_FILE* file, MSVCRT_fpos_t *pos)
4511 {
4512 *pos = MSVCRT__ftelli64(file);
4513 if(*pos == -1)
4514 return -1;
4515 return 0;
4516 }
4517
4518 /*********************************************************************
4519 * fputs (MSVCRT.@)
4520 */
4521 int CDECL MSVCRT_fputs(const char *s, MSVCRT_FILE* file)
4522 {
4523 MSVCRT_size_t len = strlen(s);
4524 int ret;
4525
4526 MSVCRT__lock_file(file);
4527 ret = MSVCRT__fwrite_nolock(s, sizeof(*s), len, file) == len ? 0 : MSVCRT_EOF;
4528 MSVCRT__unlock_file(file);
4529 return ret;
4530 }
4531
4532 /*********************************************************************
4533 * fputws (MSVCRT.@)
4534 */
4535 int CDECL MSVCRT_fputws(const MSVCRT_wchar_t *s, MSVCRT_FILE* file)
4536 {
4537 MSVCRT_size_t i, len = strlenW(s);
4538 BOOL tmp_buf;
4539 int ret;
4540
4541 MSVCRT__lock_file(file);
4542 if (!(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT)) {
4543 ret = MSVCRT__fwrite_nolock(s,sizeof(*s),len,file) == len ? 0 : MSVCRT_EOF;
4544 MSVCRT__unlock_file(file);
4545 return ret;
4546 }
4547
4548 tmp_buf = add_std_buffer(file);
4549 for (i=0; i<len; i++) {
4550 if(MSVCRT__fputwc_nolock(s[i], file) == MSVCRT_WEOF) {
4551 if(tmp_buf) remove_std_buffer(file);
4552 MSVCRT__unlock_file(file);
4553 return MSVCRT_WEOF;
4554 }
4555 }
4556
4557 if(tmp_buf) remove_std_buffer(file);
4558 MSVCRT__unlock_file(file);
4559 return 0;
4560 }
4561
4562 /*********************************************************************
4563 * getchar (MSVCRT.@)
4564 */
4565 int CDECL MSVCRT_getchar(void)
4566 {
4567 return MSVCRT_fgetc(MSVCRT_stdin);
4568 }
4569
4570 /*********************************************************************
4571 * getc (MSVCRT.@)
4572 */
4573 int CDECL MSVCRT_getc(MSVCRT_FILE* file)
4574 {
4575 return MSVCRT_fgetc(file);
4576 }
4577
4578 /*********************************************************************
4579 * gets (MSVCRT.@)
4580 */
4581 char * CDECL MSVCRT_gets(char *buf)
4582 {
4583 int cc;
4584 char * buf_start = buf;
4585
4586 MSVCRT__lock_file(MSVCRT_stdin);
4587 for(cc = MSVCRT__fgetc_nolock(MSVCRT_stdin); cc != MSVCRT_EOF && cc != '\n';
4588 cc = MSVCRT__fgetc_nolock(MSVCRT_stdin))
4589 if(cc != '\r') *buf++ = (char)cc;
4590
4591 *buf = '\0';
4592
4593 TRACE("got '%s'\n", buf_start);
4594 MSVCRT__unlock_file(MSVCRT_stdin);
4595 return buf_start;
4596 }
4597
4598 /*********************************************************************
4599 * _getws (MSVCRT.@)
4600 */
4601 MSVCRT_wchar_t* CDECL MSVCRT__getws(MSVCRT_wchar_t* buf)
4602 {
4603 MSVCRT_wint_t cc;
4604 MSVCRT_wchar_t* ws = buf;
4605
4606 MSVCRT__lock_file(MSVCRT_stdin);
4607 for (cc = MSVCRT__fgetwc_nolock(MSVCRT_stdin); cc != MSVCRT_WEOF && cc != '\n';
4608 cc = MSVCRT__fgetwc_nolock(MSVCRT_stdin))
4609 {
4610 if (cc != '\r')
4611 *buf++ = (MSVCRT_wchar_t)cc;
4612 }
4613 *buf = '\0';
4614
4615 TRACE("got %s\n", debugstr_w(ws));
4616 MSVCRT__unlock_file(MSVCRT_stdin);
4617 return ws;
4618 }
4619
4620 /*********************************************************************
4621 * putc (MSVCRT.@)
4622 */
4623 int CDECL MSVCRT_putc(int c, MSVCRT_FILE* file)
4624 {
4625 return MSVCRT_fputc(c, file);
4626 }
4627
4628 /*********************************************************************
4629 * putchar (MSVCRT.@)
4630 */
4631 int CDECL MSVCRT_putchar(int c)
4632 {
4633 return MSVCRT_fputc(c, MSVCRT_stdout);
4634 }
4635
4636 /*********************************************************************
4637 * puts (MSVCRT.@)
4638 */
4639 int CDECL MSVCRT_puts(const char *s)
4640 {
4641 MSVCRT_size_t len = strlen(s);
4642 int ret;
4643
4644 MSVCRT__lock_file(MSVCRT_stdout);
4645 if(MSVCRT__fwrite_nolock(s, sizeof(*s), len, MSVCRT_stdout) != len) {
4646 MSVCRT__unlock_file(MSVCRT_stdout);
4647 return MSVCRT_EOF;
4648 }
4649
4650 ret = MSVCRT__fwrite_nolock("\n",1,1,MSVCRT_stdout) == 1 ? 0 : MSVCRT_EOF;
4651 MSVCRT__unlock_file(MSVCRT_stdout);
4652 return ret;
4653 }
4654
4655 /*********************************************************************
4656 * _putws (MSVCRT.@)
4657 */
4658 int CDECL MSVCRT__putws(const MSVCRT_wchar_t *s)
4659 {
4660 static const MSVCRT_wchar_t nl = '\n';
4661 MSVCRT_size_t len = strlenW(s);
4662 int ret;
4663
4664 MSVCRT__lock_file(MSVCRT_stdout);
4665 if(MSVCRT__fwrite_nolock(s, sizeof(*s), len, MSVCRT_stdout) != len) {
4666 MSVCRT__unlock_file(MSVCRT_stdout);
4667 return MSVCRT_EOF;
4668 }
4669
4670 ret = MSVCRT__fwrite_nolock(&nl,sizeof(nl),1,MSVCRT_stdout) == 1 ? 0 : MSVCRT_EOF;
4671 MSVCRT__unlock_file(MSVCRT_stdout);
4672 return ret;
4673 }
4674
4675 /*********************************************************************
4676 * remove (MSVCRT.@)
4677 */
4678 int CDECL MSVCRT_remove(const char *path)
4679 {
4680 TRACE("(%s)\n",path);
4681 if (DeleteFileA(path))
4682 return 0;
4683 TRACE(":failed (%d)\n",GetLastError());
4684 msvcrt_set_errno(GetLastError());
4685 return -1;
4686 }
4687
4688 /*********************************************************************
4689 * _wremove (MSVCRT.@)
4690 */
4691 int CDECL MSVCRT__wremove(const MSVCRT_wchar_t *path)
4692 {
4693 TRACE("(%s)\n",debugstr_w(path));
4694 if (DeleteFileW(path))
4695 return 0;
4696 TRACE(":failed (%d)\n",GetLastError());
4697 msvcrt_set_errno(GetLastError());
4698 return -1;
4699 }
4700
4701 /*********************************************************************
4702 * rename (MSVCRT.@)
4703 */
4704 int CDECL MSVCRT_rename(const char *oldpath,const char *newpath)
4705 {
4706 TRACE(":from %s to %s\n",oldpath,newpath);
4707 if (MoveFileExA(oldpath, newpath, MOVEFILE_COPY_ALLOWED))
4708 return 0;
4709 TRACE(":failed (%d)\n",GetLastError());
4710 msvcrt_set_errno(GetLastError());
4711 return -1;
4712 }
4713
4714 /*********************************************************************
4715 * _wrename (MSVCRT.@)
4716 */
4717 int CDECL MSVCRT__wrename(const MSVCRT_wchar_t *oldpath,const MSVCRT_wchar_t *newpath)
4718 {
4719 TRACE(":from %s to %s\n",debugstr_w(oldpath),debugstr_w(newpath));
4720 if (MoveFileExW(oldpath, newpath, MOVEFILE_COPY_ALLOWED))
4721 return 0;
4722 TRACE(":failed (%d)\n",GetLastError());
4723 msvcrt_set_errno(GetLastError());
4724 return -1;
4725 }
4726
4727 /*********************************************************************
4728 * setvbuf (MSVCRT.@)
4729 */
4730 int CDECL MSVCRT_setvbuf(MSVCRT_FILE* file, char *buf, int mode, MSVCRT_size_t size)
4731 {
4732 if(!MSVCRT_CHECK_PMT(file != NULL)) return -1;
4733 if(!MSVCRT_CHECK_PMT(mode==MSVCRT__IONBF || mode==MSVCRT__IOFBF || mode==MSVCRT__IOLBF)) return -1;
4734 if(!MSVCRT_CHECK_PMT(mode==MSVCRT__IONBF || (size>=2 && size<=INT_MAX))) return -1;
4735
4736 MSVCRT__lock_file(file);
4737
4738 MSVCRT__fflush_nolock(file);
4739 if(file->_flag & MSVCRT__IOMYBUF)
4740 MSVCRT_free(file->_base);
4741 file->_flag &= ~(MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF);
4742 file->_cnt = 0;
4743
4744 if(mode == MSVCRT__IONBF) {
4745 file->_flag |= MSVCRT__IONBF;
4746 file->_base = file->_ptr = (char*)&file->_charbuf;
4747 file->_bufsiz = 2;
4748 }else if(buf) {
4749 file->_base = file->_ptr = buf;
4750 file->_flag |= MSVCRT__USERBUF;
4751 file->_bufsiz = size;
4752 }else {
4753 file->_base = file->_ptr = MSVCRT_malloc(size);
4754 if(!file->_base) {
4755 file->_bufsiz = 0;
4756 MSVCRT__unlock_file(file);
4757 return -1;
4758 }
4759
4760 file->_flag |= MSVCRT__IOMYBUF;
4761 file->_bufsiz = size;
4762 }
4763 MSVCRT__unlock_file(file);
4764 return 0;
4765 }
4766
4767 /*********************************************************************
4768 * setbuf (MSVCRT.@)
4769 */
4770 void CDECL MSVCRT_setbuf(MSVCRT_FILE* file, char *buf)
4771 {
4772 MSVCRT_setvbuf(file, buf, buf ? MSVCRT__IOFBF : MSVCRT__IONBF, MSVCRT_BUFSIZ);
4773 }
4774
4775 /*********************************************************************
4776 * tmpnam (MSVCRT.@)
4777 */
4778 char * CDECL MSVCRT_tmpnam(char *s)
4779 {
4780 char tmpstr[16];
4781 char *p;
4782 int count, size;
4783
4784 if (!s) {
4785 thread_data_t *data = msvcrt_get_thread_data();
4786
4787 if(!data->tmpnam_buffer)
4788 data->tmpnam_buffer = MSVCRT_malloc(MAX_PATH);
4789
4790 s = data->tmpnam_buffer;
4791 }
4792
4793 msvcrt_int_to_base32(GetCurrentProcessId(), tmpstr);
4794 p = s + sprintf(s, "\\s%s.", tmpstr);
4795 for (count = 0; count < MSVCRT_TMP_MAX; count++)
4796 {
4797 size = msvcrt_int_to_base32(tmpnam_unique++, tmpstr);
4798 memcpy(p, tmpstr, size);
4799 p[size] = '\0';
4800 if (GetFileAttributesA(s) == INVALID_FILE_ATTRIBUTES &&
4801 GetLastError() == ERROR_FILE_NOT_FOUND)
4802 break;
4803 }
4804 return s;
4805 }
4806
4807 /*********************************************************************
4808 * _wtmpnam (MSVCRT.@)
4809 */
4810 MSVCRT_wchar_t * CDECL MSVCRT_wtmpnam(MSVCRT_wchar_t *s)
4811 {
4812 static const MSVCRT_wchar_t format[] = {'\\','s','%','s','.',0};
4813 MSVCRT_wchar_t tmpstr[16];
4814 MSVCRT_wchar_t *p;
4815 int count, size;
4816 if (!s) {
4817 thread_data_t *data = msvcrt_get_thread_data();
4818
4819 if(!data->wtmpnam_buffer)
4820 data->wtmpnam_buffer = MSVCRT_malloc(sizeof(MSVCRT_wchar_t[MAX_PATH]));
4821
4822 s = data->wtmpnam_buffer;
4823 }
4824
4825 msvcrt_int_to_base32_w(GetCurrentProcessId(), tmpstr);
4826 p = s + MSVCRT__snwprintf(s, MAX_PATH, format, tmpstr);
4827 for (count = 0; count < MSVCRT_TMP_MAX; count++)
4828 {
4829 size = msvcrt_int_to_base32_w(tmpnam_unique++, tmpstr);
4830 memcpy(p, tmpstr, size*sizeof(MSVCRT_wchar_t));
4831 p[size] = '\0';
4832 if (GetFileAttributesW(s) == INVALID_FILE_ATTRIBUTES &&
4833 GetLastError() == ERROR_FILE_NOT_FOUND)
4834 break;
4835 }
4836 return s;
4837 }
4838
4839 /*********************************************************************
4840 * tmpfile (MSVCRT.@)
4841 */
4842 MSVCRT_FILE* CDECL MSVCRT_tmpfile(void)
4843 {
4844 char *filename = MSVCRT_tmpnam(NULL);
4845 int fd;
4846 MSVCRT_FILE* file = NULL;
4847
4848 LOCK_FILES();
4849 fd = MSVCRT__open(filename, MSVCRT__O_CREAT | MSVCRT__O_BINARY | MSVCRT__O_RDWR | MSVCRT__O_TEMPORARY,
4850 MSVCRT__S_IREAD | MSVCRT__S_IWRITE);
4851 if (fd != -1 && (file = msvcrt_alloc_fp()))
4852 {
4853 if (msvcrt_init_fp(file, fd, MSVCRT__IORW) == -1)
4854 {
4855 file->_flag = 0;
4856 file = NULL;
4857 }
4858 else file->_tmpfname = MSVCRT__strdup(filename);
4859 }
4860
4861 if(fd != -1 && !file)
4862 MSVCRT__close(fd);
4863 UNLOCK_FILES();
4864 return file;
4865 }
4866
4867 /*********************************************************************
4868 * tmpfile_s (MSVCRT.@)
4869 */
4870 int CDECL MSVCRT_tmpfile_s(MSVCRT_FILE** file)
4871 {
4872 if (!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EINVAL;
4873
4874 *file = MSVCRT_tmpfile();
4875 return 0;
4876 }
4877
4878 static int puts_clbk_file_a(void *file, int len, const char *str)
4879 {
4880 return MSVCRT_fwrite(str, sizeof(char), len, file);
4881 }
4882
4883 static int puts_clbk_file_w(void *file, int len, const MSVCRT_wchar_t *str)
4884 {
4885 int i, ret;
4886
4887 MSVCRT__lock_file(file);
4888
4889 if(!(get_ioinfo_nolock(((MSVCRT_FILE*)file)->_file)->wxflag & WX_TEXT)) {
4890 ret = MSVCRT__fwrite_nolock(str, sizeof(MSVCRT_wchar_t), len, file);
4891 MSVCRT__unlock_file(file);
4892 return ret;
4893 }
4894
4895 for(i=0; i<len; i++) {
4896 if(MSVCRT__fputwc_nolock(str[i], file) == MSVCRT_WEOF) {
4897 MSVCRT__unlock_file(file);
4898 return -1;
4899 }
4900 }
4901
4902 MSVCRT__unlock_file(file);
4903 return len;
4904 }
4905
4906 /*********************************************************************
4907 * vfprintf (MSVCRT.@)
4908 */
4909 int CDECL MSVCRT_vfprintf(MSVCRT_FILE* file, const char *format, __ms_va_list valist)
4910 {
4911 BOOL tmp_buf;
4912 int ret;
4913
4914 MSVCRT__lock_file(file);
4915 tmp_buf = add_std_buffer(file);
4916 ret = pf_printf_a(puts_clbk_file_a, file, format, NULL, FALSE, FALSE, arg_clbk_valist, NULL, &valist);
4917 if(tmp_buf) remove_std_buffer(file);
4918 MSVCRT__unlock_file(file);
4919
4920 return ret;
4921 }
4922
4923 /*********************************************************************
4924 * vfprintf_s (MSVCRT.@)
4925 */
4926 int CDECL MSVCRT_vfprintf_s(MSVCRT_FILE* file, const char *format, __ms_va_list valist)
4927 {
4928 BOOL tmp_buf;
4929 int ret;
4930
4931 if(!MSVCRT_CHECK_PMT(file != NULL)) return -1;
4932
4933 MSVCRT__lock_file(file);
4934 tmp_buf = add_std_buffer(file);
4935 ret = pf_printf_a(puts_clbk_file_a, file, format, NULL, FALSE, TRUE, arg_clbk_valist, NULL, &valist);
4936 if(tmp_buf) remove_std_buffer(file);
4937 MSVCRT__unlock_file(file);
4938
4939 return ret;
4940 }
4941
4942 /*********************************************************************
4943 * vfwprintf (MSVCRT.@)
4944 */
4945 int CDECL MSVCRT_vfwprintf(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, __ms_va_list valist)
4946 {
4947 BOOL tmp_buf;
4948 int ret;
4949
4950 MSVCRT__lock_file(file);
4951 tmp_buf = add_std_buffer(file);
4952 ret = pf_printf_w(puts_clbk_file_w, file, format, NULL, FALSE, FALSE, arg_clbk_valist, NULL, &valist);
4953 if(tmp_buf) remove_std_buffer(file);
4954 MSVCRT__unlock_file(file);
4955
4956 return ret;
4957 }
4958
4959 /*********************************************************************
4960 * vfwprintf_s (MSVCRT.@)
4961 */
4962 int CDECL MSVCRT_vfwprintf_s(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, __ms_va_list valist)
4963 {
4964 BOOL tmp_buf;
4965 int ret;
4966
4967 if (!MSVCRT_CHECK_PMT( file != NULL )) return -1;
4968
4969 MSVCRT__lock_file(file);
4970 tmp_buf = add_std_buffer(file);
4971 ret = pf_printf_w(puts_clbk_file_w, file, format, NULL, FALSE, TRUE, arg_clbk_valist, NULL, &valist);
4972 if(tmp_buf) remove_std_buffer(file);
4973 MSVCRT__unlock_file(file);
4974
4975 return ret;
4976 }
4977
4978 /*********************************************************************
4979 * _vfwprintf_l (MSVCRT.@)
4980 */
4981 int CDECL MSVCRT__vfwprintf_l(MSVCRT_FILE* file, const MSVCRT_wchar_t *format,
4982 MSVCRT__locale_t locale, __ms_va_list valist)
4983 {
4984 BOOL tmp_buf;
4985 int ret;
4986
4987 if (!MSVCRT_CHECK_PMT( file != NULL )) return -1;
4988
4989 MSVCRT__lock_file(file);
4990 tmp_buf = add_std_buffer(file);
4991 ret = pf_printf_w(puts_clbk_file_w, file, format, locale, FALSE, FALSE, arg_clbk_valist, NULL, &valist);
4992 if(tmp_buf) remove_std_buffer(file);
4993 MSVCRT__unlock_file(file);
4994
4995 return ret;
4996 }
4997
4998 /*********************************************************************
4999 * vprintf (MSVCRT.@)
5000 */
5001 int CDECL MSVCRT_vprintf(const char *format, __ms_va_list valist)
5002 {
5003 return MSVCRT_vfprintf(MSVCRT_stdout,format,valist);
5004 }
5005
5006 /*********************************************************************
5007 * vprintf_s (MSVCRT.@)
5008 */
5009 int CDECL MSVCRT_vprintf_s(const char *format, __ms_va_list valist)
5010 {
5011 return MSVCRT_vfprintf_s(MSVCRT_stdout,format,valist);
5012 }
5013
5014 /*********************************************************************
5015 * vwprintf (MSVCRT.@)
5016 */
5017 int CDECL MSVCRT_vwprintf(const MSVCRT_wchar_t *format, __ms_va_list valist)
5018 {
5019 return MSVCRT_vfwprintf(MSVCRT_stdout,format,valist);
5020 }
5021
5022 /*********************************************************************
5023 * vwprintf_s (MSVCRT.@)
5024 */
5025 int CDECL MSVCRT_vwprintf_s(const MSVCRT_wchar_t *format, __ms_va_list valist)
5026 {
5027 return MSVCRT_vfwprintf_s(MSVCRT_stdout,format,valist);
5028 }
5029
5030 /*********************************************************************
5031 * fprintf (MSVCRT.@)
5032 */
5033 int CDECL MSVCRT_fprintf(MSVCRT_FILE* file, const char *format, ...)
5034 {
5035 __ms_va_list valist;
5036 int res;
5037 __ms_va_start(valist, format);
5038 res = MSVCRT_vfprintf(file, format, valist);
5039 __ms_va_end(valist);
5040 return res;
5041 }
5042
5043 /*********************************************************************
5044 * fprintf_s (MSVCRT.@)
5045 */
5046 int CDECL MSVCRT_fprintf_s(MSVCRT_FILE* file, const char *format, ...)
5047 {
5048 __ms_va_list valist;
5049 int res;
5050 __ms_va_start(valist, format);
5051 res = MSVCRT_vfprintf_s(file, format, valist);
5052 __ms_va_end(valist);
5053 return res;
5054 }
5055
5056 /*********************************************************************
5057 * fwprintf (MSVCRT.@)
5058 */
5059 int CDECL MSVCRT_fwprintf(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, ...)
5060 {
5061 __ms_va_list valist;
5062 int res;
5063 __ms_va_start(valist, format);
5064 res = MSVCRT_vfwprintf(file, format, valist);
5065 __ms_va_end(valist);
5066 return res;
5067 }
5068
5069 /*********************************************************************
5070 * fwprintf_s (MSVCRT.@)
5071 */
5072 int CDECL MSVCRT_fwprintf_s(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, ...)
5073 {
5074 __ms_va_list valist;
5075 int res;
5076 __ms_va_start(valist, format);
5077 res = MSVCRT_vfwprintf_s(file, format, valist);
5078 __ms_va_end(valist);
5079 return res;
5080 }
5081
5082 /*********************************************************************
5083 * _fwprintf_l (MSVCRT.@)
5084 */
5085 int CDECL MSVCRT__fwprintf_l(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, MSVCRT__locale_t locale, ...)
5086 {
5087 __ms_va_list valist;
5088 int res;
5089 __ms_va_start(valist, locale);
5090 res = MSVCRT__vfwprintf_l(file, format, locale, valist);
5091 __ms_va_end(valist);
5092 return res;
5093 }
5094
5095 /*********************************************************************
5096 * printf (MSVCRT.@)
5097 */
5098 int CDECL MSVCRT_printf(const char *format, ...)
5099 {
5100 __ms_va_list valist;
5101 int res;
5102 __ms_va_start(valist, format);
5103 res = MSVCRT_vfprintf(MSVCRT_stdout, format, valist);
5104 __ms_va_end(valist);
5105 return res;
5106 }
5107
5108 /*********************************************************************
5109 * printf_s (MSVCRT.@)
5110 */
5111 int CDECL MSVCRT_printf_s(const char *format, ...)
5112 {
5113 __ms_va_list valist;
5114 int res;
5115 __ms_va_start(valist, format);
5116 res = MSVCRT_vprintf_s(format, valist);
5117 __ms_va_end(valist);
5118 return res;
5119 }
5120
5121 /*********************************************************************
5122 * ungetc (MSVCRT.@)
5123 */
5124 int CDECL MSVCRT_ungetc(int c, MSVCRT_FILE * file)
5125 {
5126 int ret;
5127
5128 if(!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EOF;
5129
5130 MSVCRT__lock_file(file);
5131 ret = MSVCRT__ungetc_nolock(c, file);
5132 MSVCRT__unlock_file(file);
5133
5134 return ret;
5135 }
5136
5137 /*********************************************************************
5138 * _ungetc_nolock (MSVCRT.@)
5139 */
5140 int CDECL MSVCRT__ungetc_nolock(int c, MSVCRT_FILE * file)
5141 {
5142 if(!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EOF;
5143
5144 if (c == MSVCRT_EOF || !(file->_flag&MSVCRT__IOREAD ||
5145 (file->_flag&MSVCRT__IORW && !(file->_flag&MSVCRT__IOWRT))))
5146 return MSVCRT_EOF;
5147
5148 if((!(file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF))
5149 && msvcrt_alloc_buffer(file))
5150 || (!file->_cnt && file->_ptr==file->_base))
5151 file->_ptr++;
5152
5153 if(file->_ptr>file->_base) {
5154 file->_ptr--;
5155 if(file->_flag & MSVCRT__IOSTRG) {
5156 if(*file->_ptr != c) {
5157 file->_ptr++;
5158 return MSVCRT_EOF;
5159 }
5160 }else {
5161 *file->_ptr = c;
5162 }
5163 file->_cnt++;
5164 file->_flag &= ~(MSVCRT__IOERR | MSVCRT__IOEOF);
5165 file->_flag |= MSVCRT__IOREAD;
5166 return c;
5167 }
5168
5169 return MSVCRT_EOF;
5170 }
5171
5172 /*********************************************************************
5173 * ungetwc (MSVCRT.@)
5174 */
5175 MSVCRT_wint_t CDECL MSVCRT_ungetwc(MSVCRT_wint_t wc, MSVCRT_FILE * file)
5176 {
5177 MSVCRT_wint_t ret;
5178
5179 if(!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_WEOF;
5180
5181 MSVCRT__lock_file(file);
5182 ret = MSVCRT__ungetwc_nolock(wc, file);
5183 MSVCRT__unlock_file(file);
5184
5185 return ret;
5186 }
5187
5188 /*********************************************************************
5189 * _ungetwc_nolock (MSVCRT.@)
5190 */
5191 MSVCRT_wint_t CDECL MSVCRT__ungetwc_nolock(MSVCRT_wint_t wc, MSVCRT_FILE * file)
5192 {
5193 MSVCRT_wchar_t mwc = wc;
5194
5195 if(!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_WEOF;
5196 if (wc == MSVCRT_WEOF)
5197 return MSVCRT_WEOF;
5198
5199 if((get_ioinfo_nolock(file->_file)->exflag & (EF_UTF8 | EF_UTF16))
5200 || !(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT)) {
5201 unsigned char * pp = (unsigned char *)&mwc;
5202 int i;
5203
5204 for(i=sizeof(MSVCRT_wchar_t)-1;i>=0;i--) {
5205 if(pp[i] != MSVCRT__ungetc_nolock(pp[i],file))
5206 return MSVCRT_WEOF;
5207 }
5208 }else {
5209 char mbs[MSVCRT_MB_LEN_MAX];
5210 int len;
5211
5212 len = MSVCRT_wctomb(mbs, mwc);
5213 if(len == -1)
5214 return MSVCRT_WEOF;
5215
5216 for(len--; len>=0; len--) {
5217 if(mbs[len] != MSVCRT__ungetc_nolock(mbs[len], file))
5218 return MSVCRT_WEOF;
5219 }
5220 }
5221
5222 return mwc;
5223 }
5224
5225 /*********************************************************************
5226 * wprintf (MSVCRT.@)
5227 */
5228 int CDECL MSVCRT_wprintf(const MSVCRT_wchar_t *format, ...)
5229 {
5230 __ms_va_list valist;
5231 int res;
5232 __ms_va_start(valist, format);
5233 res = MSVCRT_vwprintf(format, valist);
5234 __ms_va_end(valist);
5235 return res;
5236 }
5237
5238 /*********************************************************************
5239 * wprintf_s (MSVCRT.@)
5240 */
5241 int CDECL MSVCRT_wprintf_s(const MSVCRT_wchar_t *format, ...)
5242 {
5243 __ms_va_list valist;
5244 int res;
5245 __ms_va_start(valist, format);
5246 res = MSVCRT_vwprintf_s(format, valist);
5247 __ms_va_end(valist);
5248 return res;
5249 }
5250
5251 /*********************************************************************
5252 * _getmaxstdio (MSVCRT.@)
5253 */
5254 int CDECL MSVCRT__getmaxstdio(void)
5255 {
5256 return MSVCRT_max_streams;
5257 }
5258
5259 /*********************************************************************
5260 * _setmaxstdio (MSVCRT.@)
5261 */
5262 int CDECL MSVCRT__setmaxstdio(int newmax)
5263 {
5264 TRACE("%d\n", newmax);
5265
5266 if(newmax<_IOB_ENTRIES || newmax>MSVCRT_MAX_FILES || newmax<MSVCRT_stream_idx)
5267 return -1;
5268
5269 MSVCRT_max_streams = newmax;
5270 return MSVCRT_max_streams;
5271 }
Maarten's multimedia branch