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msvcrt: _filbuf should not lock any file.
[wine.git] / dlls / msvcrt / file.c
blobd191953aac10d3be0dac27ad0b7fe48e183d4c49
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 static int MSVCRT_fdstart = 3; /* first unallocated fd */
118 static int MSVCRT_fdend = 3; /* highest allocated fd */
119
120 typedef struct {
121 MSVCRT_FILE file;
122 CRITICAL_SECTION crit;
123 } file_crit;
124
125 MSVCRT_FILE MSVCRT__iob[_IOB_ENTRIES] = { { 0 } };
126 static file_crit* MSVCRT_fstream[MSVCRT_MAX_FILES/MSVCRT_FD_BLOCK_SIZE];
127 static int MSVCRT_max_streams = 512, MSVCRT_stream_idx;
128
129 /* INTERNAL: process umask */
130 static int MSVCRT_umask = 0;
131
132 /* INTERNAL: static data for tmpnam and _wtmpname functions */
133 static int tmpnam_unique;
134
135 static const unsigned int EXE = 'e' << 16 | 'x' << 8 | 'e';
136 static const unsigned int BAT = 'b' << 16 | 'a' << 8 | 't';
137 static const unsigned int CMD = 'c' << 16 | 'm' << 8 | 'd';
138 static const unsigned int COM = 'c' << 16 | 'o' << 8 | 'm';
139
140 #define TOUL(x) (ULONGLONG)(x)
141 static const ULONGLONG WCEXE = TOUL('e') << 32 | TOUL('x') << 16 | TOUL('e');
142 static const ULONGLONG WCBAT = TOUL('b') << 32 | TOUL('a') << 16 | TOUL('t');
143 static const ULONGLONG WCCMD = TOUL('c') << 32 | TOUL('m') << 16 | TOUL('d');
144 static const ULONGLONG WCCOM = TOUL('c') << 32 | TOUL('o') << 16 | TOUL('m');
145
146 /* This critical section protects the tables MSVCRT___pioinfo and MSVCRT_fstreams,
147 * and their related indexes, MSVCRT_fdstart, MSVCRT_fdend,
148 * and MSVCRT_stream_idx, from race conditions.
149 * It doesn't protect against race conditions manipulating the underlying files
150 * or flags; doing so would probably be better accomplished with per-file
151 * protection, rather than locking the whole table for every change.
152 */
153 static CRITICAL_SECTION MSVCRT_file_cs;
154 static CRITICAL_SECTION_DEBUG MSVCRT_file_cs_debug =
155 {
156 0, 0, &MSVCRT_file_cs,
157 { &MSVCRT_file_cs_debug.ProcessLocksList, &MSVCRT_file_cs_debug.ProcessLocksList },
158 0, 0, { (DWORD_PTR)(__FILE__ ": MSVCRT_file_cs") }
159 };
160 static CRITICAL_SECTION MSVCRT_file_cs = { &MSVCRT_file_cs_debug, -1, 0, 0, 0, 0 };
161 #define LOCK_FILES() do { EnterCriticalSection(&MSVCRT_file_cs); } while (0)
162 #define UNLOCK_FILES() do { LeaveCriticalSection(&MSVCRT_file_cs); } while (0)
163
164 static void msvcrt_stat64_to_stat(const struct MSVCRT__stat64 *buf64, struct MSVCRT__stat *buf)
165 {
166 buf->st_dev = buf64->st_dev;
167 buf->st_ino = buf64->st_ino;
168 buf->st_mode = buf64->st_mode;
169 buf->st_nlink = buf64->st_nlink;
170 buf->st_uid = buf64->st_uid;
171 buf->st_gid = buf64->st_gid;
172 buf->st_rdev = buf64->st_rdev;
173 buf->st_size = buf64->st_size;
174 buf->st_atime = buf64->st_atime;
175 buf->st_mtime = buf64->st_mtime;
176 buf->st_ctime = buf64->st_ctime;
177 }
178
179 static void msvcrt_stat64_to_stati64(const struct MSVCRT__stat64 *buf64, struct MSVCRT__stati64 *buf)
180 {
181 buf->st_dev = buf64->st_dev;
182 buf->st_ino = buf64->st_ino;
183 buf->st_mode = buf64->st_mode;
184 buf->st_nlink = buf64->st_nlink;
185 buf->st_uid = buf64->st_uid;
186 buf->st_gid = buf64->st_gid;
187 buf->st_rdev = buf64->st_rdev;
188 buf->st_size = buf64->st_size;
189 buf->st_atime = buf64->st_atime;
190 buf->st_mtime = buf64->st_mtime;
191 buf->st_ctime = buf64->st_ctime;
192 }
193
194 static void msvcrt_stat64_to_stat32(const struct MSVCRT__stat64 *buf64, struct MSVCRT__stat32 *buf)
195 {
196 buf->st_dev = buf64->st_dev;
197 buf->st_ino = buf64->st_ino;
198 buf->st_mode = buf64->st_mode;
199 buf->st_nlink = buf64->st_nlink;
200 buf->st_uid = buf64->st_uid;
201 buf->st_gid = buf64->st_gid;
202 buf->st_rdev = buf64->st_rdev;
203 buf->st_size = buf64->st_size;
204 buf->st_atime = buf64->st_atime;
205 buf->st_mtime = buf64->st_mtime;
206 buf->st_ctime = buf64->st_ctime;
207 }
208
209 static void msvcrt_stat64_to_stat64i32(const struct MSVCRT__stat64 *buf64, struct MSVCRT__stat64i32 *buf)
210 {
211 buf->st_dev = buf64->st_dev;
212 buf->st_ino = buf64->st_ino;
213 buf->st_mode = buf64->st_mode;
214 buf->st_nlink = buf64->st_nlink;
215 buf->st_uid = buf64->st_uid;
216 buf->st_gid = buf64->st_gid;
217 buf->st_rdev = buf64->st_rdev;
218 buf->st_size = buf64->st_size;
219 buf->st_atime = buf64->st_atime;
220 buf->st_mtime = buf64->st_mtime;
221 buf->st_ctime = buf64->st_ctime;
222 }
223
224 static void msvcrt_stat64_to_stat32i64(const struct MSVCRT__stat64 *buf64, struct MSVCRT__stat32i64 *buf)
225 {
226 buf->st_dev = buf64->st_dev;
227 buf->st_ino = buf64->st_ino;
228 buf->st_mode = buf64->st_mode;
229 buf->st_nlink = buf64->st_nlink;
230 buf->st_uid = buf64->st_uid;
231 buf->st_gid = buf64->st_gid;
232 buf->st_rdev = buf64->st_rdev;
233 buf->st_size = buf64->st_size;
234 buf->st_atime = buf64->st_atime;
235 buf->st_mtime = buf64->st_mtime;
236 buf->st_ctime = buf64->st_ctime;
237 }
238
239 static void time_to_filetime( MSVCRT___time64_t time, FILETIME *ft )
240 {
241 /* 1601 to 1970 is 369 years plus 89 leap days */
242 static const __int64 secs_1601_to_1970 = ((369 * 365 + 89) * (__int64)86400);
243
244 __int64 ticks = (time + secs_1601_to_1970) * 10000000;
245 ft->dwHighDateTime = ticks >> 32;
246 ft->dwLowDateTime = ticks;
247 }
248
249 static inline ioinfo* msvcrt_get_ioinfo(int fd)
250 {
251 ioinfo *ret = NULL;
252 if(fd < MSVCRT_MAX_FILES)
253 ret = MSVCRT___pioinfo[fd/MSVCRT_FD_BLOCK_SIZE];
254 if(!ret)
255 return &MSVCRT___badioinfo;
256
257 return ret + (fd%MSVCRT_FD_BLOCK_SIZE);
258 }
259
260 static inline MSVCRT_FILE* msvcrt_get_file(int i)
261 {
262 file_crit *ret;
263
264 if(i >= MSVCRT_max_streams)
265 return NULL;
266
267 if(i < _IOB_ENTRIES)
268 return &MSVCRT__iob[i];
269
270 ret = MSVCRT_fstream[i/MSVCRT_FD_BLOCK_SIZE];
271 if(!ret) {
272 MSVCRT_fstream[i/MSVCRT_FD_BLOCK_SIZE] = MSVCRT_calloc(MSVCRT_FD_BLOCK_SIZE, sizeof(file_crit));
273 if(!MSVCRT_fstream[i/MSVCRT_FD_BLOCK_SIZE]) {
274 ERR("out of memory\n");
275 *MSVCRT__errno() = MSVCRT_ENOMEM;
276 return NULL;
277 }
278
279 ret = MSVCRT_fstream[i/MSVCRT_FD_BLOCK_SIZE] + (i%MSVCRT_FD_BLOCK_SIZE);
280 } else
281 ret += i%MSVCRT_FD_BLOCK_SIZE;
282
283 return &ret->file;
284 }
285
286 static inline BOOL msvcrt_is_valid_fd(int fd)
287 {
288 return fd >= 0 && fd < MSVCRT_fdend && (msvcrt_get_ioinfo(fd)->wxflag & WX_OPEN);
289 }
290
291 /* INTERNAL: Get the HANDLE for a fd
292 * This doesn't lock the table, because a failure will result in
293 * INVALID_HANDLE_VALUE being returned, which should be handled correctly. If
294 * it returns a valid handle which is about to be closed, a subsequent call
295 * will fail, most likely in a sane way.
296 */
297 static HANDLE msvcrt_fdtoh(int fd)
298 {
299 if (!msvcrt_is_valid_fd(fd))
300 {
301 WARN(":fd (%d) - no handle!\n",fd);
302 *MSVCRT___doserrno() = 0;
303 *MSVCRT__errno() = MSVCRT_EBADF;
304 return INVALID_HANDLE_VALUE;
305 }
306 if (msvcrt_get_ioinfo(fd)->handle == INVALID_HANDLE_VALUE)
307 WARN("returning INVALID_HANDLE_VALUE for %d\n", fd);
308 return msvcrt_get_ioinfo(fd)->handle;
309 }
310
311 /* INTERNAL: free a file entry fd */
312 static void msvcrt_free_fd(int fd)
313 {
314 ioinfo *fdinfo;
315
316 LOCK_FILES();
317 fdinfo = msvcrt_get_ioinfo(fd);
318 if(fdinfo != &MSVCRT___badioinfo)
319 {
320 fdinfo->handle = INVALID_HANDLE_VALUE;
321 fdinfo->wxflag = 0;
322 }
323 TRACE(":fd (%d) freed\n",fd);
324
325 if (fd < 3)
326 {
327 switch (fd)
328 {
329 case 0:
330 SetStdHandle(STD_INPUT_HANDLE, 0);
331 break;
332 case 1:
333 SetStdHandle(STD_OUTPUT_HANDLE, 0);
334 break;
335 case 2:
336 SetStdHandle(STD_ERROR_HANDLE, 0);
337 break;
338 }
339 }
340
341 if (fd == MSVCRT_fdend - 1)
342 MSVCRT_fdend--;
343 if (fd < MSVCRT_fdstart)
344 MSVCRT_fdstart = fd;
345 UNLOCK_FILES();
346 }
347
348 /* INTERNAL: Allocate an fd slot from a Win32 HANDLE, starting from fd */
349 /* caller must hold the files lock */
350 static int msvcrt_set_fd(HANDLE hand, int flag, int fd)
351 {
352 ioinfo *fdinfo;
353
354 if (fd >= MSVCRT_MAX_FILES)
355 {
356 WARN(":files exhausted!\n");
357 *MSVCRT__errno() = MSVCRT_ENFILE;
358 return -1;
359 }
360
361 fdinfo = msvcrt_get_ioinfo(fd);
362 if(fdinfo == &MSVCRT___badioinfo) {
363 int i;
364
365 MSVCRT___pioinfo[fd/MSVCRT_FD_BLOCK_SIZE] = MSVCRT_calloc(MSVCRT_FD_BLOCK_SIZE, sizeof(ioinfo));
366 if(!MSVCRT___pioinfo[fd/MSVCRT_FD_BLOCK_SIZE]) {
367 WARN(":out of memory!\n");
368 *MSVCRT__errno() = MSVCRT_ENOMEM;
369 return -1;
370 }
371
372 for(i=0; i<MSVCRT_FD_BLOCK_SIZE; i++)
373 MSVCRT___pioinfo[fd/MSVCRT_FD_BLOCK_SIZE][i].handle = INVALID_HANDLE_VALUE;
374
375 fdinfo = msvcrt_get_ioinfo(fd);
376 }
377
378 fdinfo->handle = hand;
379 fdinfo->wxflag = WX_OPEN | (flag & (WX_DONTINHERIT | WX_APPEND | WX_TEXT | WX_PIPE | WX_TTY));
380 fdinfo->lookahead[0] = '\n';
381 fdinfo->lookahead[1] = '\n';
382 fdinfo->lookahead[2] = '\n';
383 fdinfo->exflag = 0;
384
385 /* locate next free slot */
386 if (fd == MSVCRT_fdstart && fd == MSVCRT_fdend)
387 MSVCRT_fdstart = MSVCRT_fdend + 1;
388 else
389 while (MSVCRT_fdstart < MSVCRT_fdend &&
390 msvcrt_get_ioinfo(MSVCRT_fdstart)->handle != INVALID_HANDLE_VALUE)
391 MSVCRT_fdstart++;
392 /* update last fd in use */
393 if (fd >= MSVCRT_fdend)
394 MSVCRT_fdend = fd + 1;
395 TRACE("fdstart is %d, fdend is %d\n", MSVCRT_fdstart, MSVCRT_fdend);
396
397 switch (fd)
398 {
399 case 0: SetStdHandle(STD_INPUT_HANDLE, hand); break;
400 case 1: SetStdHandle(STD_OUTPUT_HANDLE, hand); break;
401 case 2: SetStdHandle(STD_ERROR_HANDLE, hand); break;
402 }
403
404 return fd;
405 }
406
407 /* INTERNAL: Allocate an fd slot from a Win32 HANDLE */
408 static int msvcrt_alloc_fd(HANDLE hand, int flag)
409 {
410 int ret;
411
412 LOCK_FILES();
413 TRACE(":handle (%p) allocating fd (%d)\n",hand,MSVCRT_fdstart);
414 ret = msvcrt_set_fd(hand, flag, MSVCRT_fdstart);
415 UNLOCK_FILES();
416 return ret;
417 }
418
419 /* INTERNAL: Allocate a FILE* for an fd slot */
420 /* caller must hold the files lock */
421 static MSVCRT_FILE* msvcrt_alloc_fp(void)
422 {
423 int i;
424 MSVCRT_FILE *file;
425
426 for (i = 3; i < MSVCRT_max_streams; i++)
427 {
428 file = msvcrt_get_file(i);
429 if (!file)
430 return NULL;
431
432 if (file->_flag == 0)
433 {
434 if (i == MSVCRT_stream_idx)
435 {
436 if (file<MSVCRT__iob || file>=MSVCRT__iob+_IOB_ENTRIES)
437 {
438 InitializeCriticalSection(&((file_crit*)file)->crit);
439 ((file_crit*)file)->crit.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": file_crit.crit");
440 }
441 MSVCRT_stream_idx++;
442 }
443 return file;
444 }
445 }
446
447 return NULL;
448 }
449
450 /* INTERNAL: initialize a FILE* from an open fd */
451 static int msvcrt_init_fp(MSVCRT_FILE* file, int fd, unsigned stream_flags)
452 {
453 TRACE(":fd (%d) allocating FILE*\n",fd);
454 if (!msvcrt_is_valid_fd(fd))
455 {
456 WARN(":invalid fd %d\n",fd);
457 *MSVCRT___doserrno() = 0;
458 *MSVCRT__errno() = MSVCRT_EBADF;
459 return -1;
460 }
461 file->_ptr = file->_base = NULL;
462 file->_cnt = 0;
463 file->_file = fd;
464 file->_flag = stream_flags;
465 file->_tmpfname = NULL;
466
467 TRACE(":got FILE* (%p)\n",file);
468 return 0;
469 }
470
471 /* INTERNAL: Create an inheritance data block (for spawned process)
472 * The inheritance block is made of:
473 * 00 int nb of file descriptor (NBFD)
474 * 04 char file flags (wxflag): repeated for each fd
475 * 4+NBFD HANDLE file handle: repeated for each fd
476 */
477 unsigned msvcrt_create_io_inherit_block(WORD *size, BYTE **block)
478 {
479 int fd;
480 char* wxflag_ptr;
481 HANDLE* handle_ptr;
482 ioinfo* fdinfo;
483
484 *size = sizeof(unsigned) + (sizeof(char) + sizeof(HANDLE)) * MSVCRT_fdend;
485 *block = MSVCRT_calloc(*size, 1);
486 if (!*block)
487 {
488 *size = 0;
489 return FALSE;
490 }
491 wxflag_ptr = (char*)*block + sizeof(unsigned);
492 handle_ptr = (HANDLE*)(wxflag_ptr + MSVCRT_fdend * sizeof(char));
493
494 *(unsigned*)*block = MSVCRT_fdend;
495 for (fd = 0; fd < MSVCRT_fdend; fd++)
496 {
497 /* to be inherited, we need it to be open, and that DONTINHERIT isn't set */
498 fdinfo = msvcrt_get_ioinfo(fd);
499 if ((fdinfo->wxflag & (WX_OPEN | WX_DONTINHERIT)) == WX_OPEN)
500 {
501 *wxflag_ptr = fdinfo->wxflag;
502 *handle_ptr = fdinfo->handle;
503 }
504 else
505 {
506 *wxflag_ptr = 0;
507 *handle_ptr = INVALID_HANDLE_VALUE;
508 }
509 wxflag_ptr++; handle_ptr++;
510 }
511 return TRUE;
512 }
513
514 /* INTERNAL: Set up all file descriptors,
515 * as well as default streams (stdin, stderr and stdout)
516 */
517 void msvcrt_init_io(void)
518 {
519 STARTUPINFOA si;
520 int i;
521 ioinfo *fdinfo;
522
523 GetStartupInfoA(&si);
524 if (si.cbReserved2 >= sizeof(unsigned int) && si.lpReserved2 != NULL)
525 {
526 BYTE* wxflag_ptr;
527 HANDLE* handle_ptr;
528 unsigned int count;
529
530 count = *(unsigned*)si.lpReserved2;
531 wxflag_ptr = si.lpReserved2 + sizeof(unsigned);
532 handle_ptr = (HANDLE*)(wxflag_ptr + count);
533
534 count = min(count, (si.cbReserved2 - sizeof(unsigned)) / (sizeof(HANDLE) + 1));
535 count = min(count, MSVCRT_MAX_FILES);
536 for (i = 0; i < count; i++)
537 {
538 if ((*wxflag_ptr & WX_OPEN) && *handle_ptr != INVALID_HANDLE_VALUE)
539 msvcrt_set_fd(*handle_ptr, *wxflag_ptr, i);
540
541 wxflag_ptr++; handle_ptr++;
542 }
543 MSVCRT_fdend = max( 3, count );
544 for (MSVCRT_fdstart = 3; MSVCRT_fdstart < MSVCRT_fdend; MSVCRT_fdstart++)
545 if (msvcrt_get_ioinfo(MSVCRT_fdstart)->handle == INVALID_HANDLE_VALUE) break;
546 }
547
548 fdinfo = msvcrt_get_ioinfo(MSVCRT_STDIN_FILENO);
549 if (!(fdinfo->wxflag & WX_OPEN) || fdinfo->handle == INVALID_HANDLE_VALUE) {
550 HANDLE h = GetStdHandle(STD_INPUT_HANDLE);
551 DWORD type = GetFileType(h);
552
553 msvcrt_set_fd(h, WX_OPEN|WX_TEXT|((type&0xf)==FILE_TYPE_CHAR ? WX_TTY : 0)
554 |((type&0xf)==FILE_TYPE_PIPE ? WX_PIPE : 0), MSVCRT_STDIN_FILENO);
555 }
556
557 fdinfo = msvcrt_get_ioinfo(MSVCRT_STDOUT_FILENO);
558 if (!(fdinfo->wxflag & WX_OPEN) || fdinfo->handle == INVALID_HANDLE_VALUE) {
559 HANDLE h = GetStdHandle(STD_OUTPUT_HANDLE);
560 DWORD type = GetFileType(h);
561
562 msvcrt_set_fd(h, WX_OPEN|WX_TEXT|((type&0xf)==FILE_TYPE_CHAR ? WX_TTY : 0)
563 |((type&0xf)==FILE_TYPE_PIPE ? WX_PIPE : 0), MSVCRT_STDOUT_FILENO);
564 }
565
566 fdinfo = msvcrt_get_ioinfo(MSVCRT_STDERR_FILENO);
567 if (!(fdinfo->wxflag & WX_OPEN) || fdinfo->handle == INVALID_HANDLE_VALUE) {
568 HANDLE h = GetStdHandle(STD_ERROR_HANDLE);
569 DWORD type = GetFileType(h);
570
571 msvcrt_set_fd(h, WX_OPEN|WX_TEXT|((type&0xf)==FILE_TYPE_CHAR ? WX_TTY : 0)
572 |((type&0xf)==FILE_TYPE_PIPE ? WX_PIPE : 0), MSVCRT_STDERR_FILENO);
573 }
574
575 TRACE(":handles (%p)(%p)(%p)\n", msvcrt_get_ioinfo(MSVCRT_STDIN_FILENO)->handle,
576 msvcrt_get_ioinfo(MSVCRT_STDOUT_FILENO)->handle,
577 msvcrt_get_ioinfo(MSVCRT_STDERR_FILENO)->handle);
578
579 memset(MSVCRT__iob,0,3*sizeof(MSVCRT_FILE));
580 for (i = 0; i < 3; i++)
581 {
582 /* FILE structs for stdin/out/err are static and never deleted */
583 MSVCRT__iob[i]._file = i;
584 MSVCRT__iob[i]._tmpfname = NULL;
585 MSVCRT__iob[i]._flag = (i == 0) ? MSVCRT__IOREAD : MSVCRT__IOWRT;
586 }
587 MSVCRT_stream_idx = 3;
588 }
589
590 /* INTERNAL: Flush stdio file buffer */
591 static int msvcrt_flush_buffer(MSVCRT_FILE* file)
592 {
593 if(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)) {
594 int cnt=file->_ptr-file->_base;
595 if(cnt>0 && MSVCRT__write(file->_file, file->_base, cnt) != cnt) {
596 file->_flag |= MSVCRT__IOERR;
597 return MSVCRT_EOF;
598 }
599 file->_ptr=file->_base;
600 file->_cnt=0;
601 }
602 return 0;
603 }
604
605 /*********************************************************************
606 * _isatty (MSVCRT.@)
607 */
608 int CDECL MSVCRT__isatty(int fd)
609 {
610 TRACE(":fd (%d)\n",fd);
611
612 return msvcrt_get_ioinfo(fd)->wxflag & WX_TTY;
613 }
614
615 /* INTERNAL: Allocate stdio file buffer */
616 static BOOL msvcrt_alloc_buffer(MSVCRT_FILE* file)
617 {
618 if((file->_file==MSVCRT_STDOUT_FILENO || file->_file==MSVCRT_STDERR_FILENO)
619 && MSVCRT__isatty(file->_file))
620 return FALSE;
621
622 file->_base = MSVCRT_calloc(MSVCRT_INTERNAL_BUFSIZ,1);
623 if(file->_base) {
624 file->_bufsiz = MSVCRT_INTERNAL_BUFSIZ;
625 file->_flag |= MSVCRT__IOMYBUF;
626 } else {
627 file->_base = (char*)(&file->_charbuf);
628 file->_bufsiz = 2;
629 file->_flag |= MSVCRT__IONBF;
630 }
631 file->_ptr = file->_base;
632 file->_cnt = 0;
633 return TRUE;
634 }
635
636 /* INTERNAL: Allocate temporary buffer for stdout and stderr */
637 static BOOL add_std_buffer(MSVCRT_FILE *file)
638 {
639 static char buffers[2][MSVCRT_BUFSIZ];
640
641 if((file->_file!=MSVCRT_STDOUT_FILENO && file->_file!=MSVCRT_STDERR_FILENO)
642 || (file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF))
643 || !MSVCRT__isatty(file->_file))
644 return FALSE;
645
646 file->_ptr = file->_base = buffers[file->_file == MSVCRT_STDOUT_FILENO ? 0 : 1];
647 file->_bufsiz = file->_cnt = MSVCRT_BUFSIZ;
648 file->_flag |= MSVCRT__USERBUF;
649 return TRUE;
650 }
651
652 /* INTERNAL: Removes temporary buffer from stdout or stderr */
653 /* Only call this function when add_std_buffer returned TRUE */
654 static void remove_std_buffer(MSVCRT_FILE *file)
655 {
656 msvcrt_flush_buffer(file);
657 file->_ptr = file->_base = NULL;
658 file->_bufsiz = file->_cnt = 0;
659 file->_flag &= ~MSVCRT__USERBUF;
660 }
661
662 /* INTERNAL: Convert integer to base32 string (0-9a-v), 0 becomes "" */
663 static int msvcrt_int_to_base32(int num, char *str)
664 {
665 char *p;
666 int n = num;
667 int digits = 0;
668
669 while (n != 0)
670 {
671 n >>= 5;
672 digits++;
673 }
674 p = str + digits;
675 *p = 0;
676 while (--p >= str)
677 {
678 *p = (num & 31) + '0';
679 if (*p > '9')
680 *p += ('a' - '0' - 10);
681 num >>= 5;
682 }
683
684 return digits;
685 }
686
687 /* INTERNAL: wide character version of msvcrt_int_to_base32 */
688 static int msvcrt_int_to_base32_w(int num, MSVCRT_wchar_t *str)
689 {
690 MSVCRT_wchar_t *p;
691 int n = num;
692 int digits = 0;
693
694 while (n != 0)
695 {
696 n >>= 5;
697 digits++;
698 }
699 p = str + digits;
700 *p = 0;
701 while (--p >= str)
702 {
703 *p = (num & 31) + '0';
704 if (*p > '9')
705 *p += ('a' - '0' - 10);
706 num >>= 5;
707 }
708
709 return digits;
710 }
711
712 /*********************************************************************
713 * __iob_func(MSVCRT.@)
714 */
715 MSVCRT_FILE * CDECL MSVCRT___iob_func(void)
716 {
717 return &MSVCRT__iob[0];
718 }
719
720 /*********************************************************************
721 * _access (MSVCRT.@)
722 */
723 int CDECL MSVCRT__access(const char *filename, int mode)
724 {
725 DWORD attr = GetFileAttributesA(filename);
726
727 TRACE("(%s,%d) %d\n",filename,mode,attr);
728
729 if (!filename || attr == INVALID_FILE_ATTRIBUTES)
730 {
731 msvcrt_set_errno(GetLastError());
732 return -1;
733 }
734 if ((attr & FILE_ATTRIBUTE_READONLY) && (mode & MSVCRT_W_OK))
735 {
736 msvcrt_set_errno(ERROR_ACCESS_DENIED);
737 return -1;
738 }
739 return 0;
740 }
741
742 /*********************************************************************
743 * _access_s (MSVCRT.@)
744 */
745 int CDECL MSVCRT__access_s(const char *filename, int mode)
746 {
747 if (!MSVCRT_CHECK_PMT(filename != NULL)) return *MSVCRT__errno();
748 if (!MSVCRT_CHECK_PMT((mode & ~(MSVCRT_R_OK | MSVCRT_W_OK)) == 0)) return *MSVCRT__errno();
749
750 if (MSVCRT__access(filename, mode) == -1)
751 return *MSVCRT__errno();
752 return 0;
753 }
754
755 /*********************************************************************
756 * _waccess (MSVCRT.@)
757 */
758 int CDECL MSVCRT__waccess(const MSVCRT_wchar_t *filename, int mode)
759 {
760 DWORD attr = GetFileAttributesW(filename);
761
762 TRACE("(%s,%d) %d\n",debugstr_w(filename),mode,attr);
763
764 if (!filename || attr == INVALID_FILE_ATTRIBUTES)
765 {
766 msvcrt_set_errno(GetLastError());
767 return -1;
768 }
769 if ((attr & FILE_ATTRIBUTE_READONLY) && (mode & MSVCRT_W_OK))
770 {
771 msvcrt_set_errno(ERROR_ACCESS_DENIED);
772 return -1;
773 }
774 return 0;
775 }
776
777 /*********************************************************************
778 * _waccess_s (MSVCRT.@)
779 */
780 int CDECL MSVCRT__waccess_s(const MSVCRT_wchar_t *filename, int mode)
781 {
782 if (!MSVCRT_CHECK_PMT(filename != NULL)) return *MSVCRT__errno();
783 if (!MSVCRT_CHECK_PMT((mode & ~(MSVCRT_R_OK | MSVCRT_W_OK)) == 0)) return *MSVCRT__errno();
784
785 if (MSVCRT__waccess(filename, mode) == -1)
786 return *MSVCRT__errno();
787 return 0;
788 }
789
790 /*********************************************************************
791 * _chmod (MSVCRT.@)
792 */
793 int CDECL MSVCRT__chmod(const char *path, int flags)
794 {
795 DWORD oldFlags = GetFileAttributesA(path);
796
797 if (oldFlags != INVALID_FILE_ATTRIBUTES)
798 {
799 DWORD newFlags = (flags & MSVCRT__S_IWRITE)? oldFlags & ~FILE_ATTRIBUTE_READONLY:
800 oldFlags | FILE_ATTRIBUTE_READONLY;
801
802 if (newFlags == oldFlags || SetFileAttributesA(path, newFlags))
803 return 0;
804 }
805 msvcrt_set_errno(GetLastError());
806 return -1;
807 }
808
809 /*********************************************************************
810 * _wchmod (MSVCRT.@)
811 */
812 int CDECL MSVCRT__wchmod(const MSVCRT_wchar_t *path, int flags)
813 {
814 DWORD oldFlags = GetFileAttributesW(path);
815
816 if (oldFlags != INVALID_FILE_ATTRIBUTES)
817 {
818 DWORD newFlags = (flags & MSVCRT__S_IWRITE)? oldFlags & ~FILE_ATTRIBUTE_READONLY:
819 oldFlags | FILE_ATTRIBUTE_READONLY;
820
821 if (newFlags == oldFlags || SetFileAttributesW(path, newFlags))
822 return 0;
823 }
824 msvcrt_set_errno(GetLastError());
825 return -1;
826 }
827
828 /*********************************************************************
829 * _unlink (MSVCRT.@)
830 */
831 int CDECL MSVCRT__unlink(const char *path)
832 {
833 TRACE("%s\n",debugstr_a(path));
834 if(DeleteFileA(path))
835 return 0;
836 TRACE("failed (%d)\n",GetLastError());
837 msvcrt_set_errno(GetLastError());
838 return -1;
839 }
840
841 /*********************************************************************
842 * _wunlink (MSVCRT.@)
843 */
844 int CDECL MSVCRT__wunlink(const MSVCRT_wchar_t *path)
845 {
846 TRACE("(%s)\n",debugstr_w(path));
847 if(DeleteFileW(path))
848 return 0;
849 TRACE("failed (%d)\n",GetLastError());
850 msvcrt_set_errno(GetLastError());
851 return -1;
852 }
853
854 /*********************************************************************
855 * _commit (MSVCRT.@)
856 */
857 int CDECL MSVCRT__commit(int fd)
858 {
859 HANDLE hand = msvcrt_fdtoh(fd);
860
861 TRACE(":fd (%d) handle (%p)\n",fd,hand);
862 if (hand == INVALID_HANDLE_VALUE)
863 return -1;
864
865 if (!FlushFileBuffers(hand))
866 {
867 if (GetLastError() == ERROR_INVALID_HANDLE)
868 {
869 /* FlushFileBuffers fails for console handles
870 * so we ignore this error.
871 */
872 return 0;
873 }
874 TRACE(":failed-last error (%d)\n",GetLastError());
875 msvcrt_set_errno(GetLastError());
876 return -1;
877 }
878 TRACE(":ok\n");
879 return 0;
880 }
881
882 /* flush_all_buffers calls MSVCRT_fflush which calls flush_all_buffers */
883 int CDECL MSVCRT_fflush(MSVCRT_FILE* file);
884
885 /* INTERNAL: Flush all stream buffer */
886 static int msvcrt_flush_all_buffers(int mask)
887 {
888 int i, num_flushed = 0;
889 MSVCRT_FILE *file;
890
891 LOCK_FILES();
892 for (i = 0; i < MSVCRT_stream_idx; i++) {
893 file = msvcrt_get_file(i);
894
895 if (file->_flag)
896 {
897 if(file->_flag & mask) {
898 MSVCRT_fflush(file);
899 num_flushed++;
900 }
901 }
902 }
903 UNLOCK_FILES();
904
905 TRACE(":flushed (%d) handles\n",num_flushed);
906 return num_flushed;
907 }
908
909 /*********************************************************************
910 * _flushall (MSVCRT.@)
911 */
912 int CDECL MSVCRT__flushall(void)
913 {
914 return msvcrt_flush_all_buffers(MSVCRT__IOWRT | MSVCRT__IOREAD);
915 }
916
917 /*********************************************************************
918 * fflush (MSVCRT.@)
919 */
920 int CDECL MSVCRT_fflush(MSVCRT_FILE* file)
921 {
922 int ret;
923
924 if(!file) {
925 msvcrt_flush_all_buffers(MSVCRT__IOWRT);
926 ret = 0;
927 } else {
928 MSVCRT__lock_file(file);
929 ret = MSVCRT__fflush_nolock(file);
930 MSVCRT__unlock_file(file);
931 }
932
933 return ret;
934 }
935
936 /*********************************************************************
937 * _fflush_nolock (MSVCRT.@)
938 */
939 int CDECL MSVCRT__fflush_nolock(MSVCRT_FILE* file)
940 {
941 if(!file) {
942 msvcrt_flush_all_buffers(MSVCRT__IOWRT);
943 } else if(file->_flag & MSVCRT__IOWRT) {
944 int res;
945
946 res = msvcrt_flush_buffer(file);
947 if(!res && (file->_flag & MSVCRT__IOCOMMIT))
948 res = MSVCRT__commit(file->_file) ? MSVCRT_EOF : 0;
949
950 return res;
951 } else if(file->_flag & MSVCRT__IOREAD) {
952 file->_cnt = 0;
953 file->_ptr = file->_base;
954
955 return 0;
956 }
957 return 0;
958 }
959
960 /*********************************************************************
961 * _close (MSVCRT.@)
962 */
963 int CDECL MSVCRT__close(int fd)
964 {
965 HANDLE hand;
966 int ret;
967
968 LOCK_FILES();
969 hand = msvcrt_fdtoh(fd);
970 TRACE(":fd (%d) handle (%p)\n",fd,hand);
971 if (!msvcrt_is_valid_fd(fd)) {
972 ret = -1;
973 } else {
974 msvcrt_free_fd(fd);
975 ret = CloseHandle(hand) ? 0 : -1;
976 if (ret) {
977 WARN(":failed-last error (%d)\n",GetLastError());
978 msvcrt_set_errno(GetLastError());
979 }
980 }
981 UNLOCK_FILES();
982 TRACE(":ok\n");
983 return ret;
984 }
985
986 /*********************************************************************
987 * _dup2 (MSVCRT.@)
988 * NOTES
989 * MSDN isn't clear on this point, but the remarks for _pipe
990 * indicate file descriptors duplicated with _dup and _dup2 are always
991 * inheritable.
992 */
993 int CDECL MSVCRT__dup2(int od, int nd)
994 {
995 int ret;
996
997 TRACE("(od=%d, nd=%d)\n", od, nd);
998 LOCK_FILES();
999 if (nd < MSVCRT_MAX_FILES && nd >= 0 && msvcrt_is_valid_fd(od))
1000 {
1001 HANDLE handle;
1002
1003 if (DuplicateHandle(GetCurrentProcess(), msvcrt_get_ioinfo(od)->handle,
1004 GetCurrentProcess(), &handle, 0, TRUE, DUPLICATE_SAME_ACCESS))
1005 {
1006 int wxflag = msvcrt_get_ioinfo(od)->wxflag & ~MSVCRT__O_NOINHERIT;
1007
1008 if (msvcrt_is_valid_fd(nd))
1009 MSVCRT__close(nd);
1010 ret = msvcrt_set_fd(handle, wxflag, nd);
1011 if (ret == -1)
1012 {
1013 CloseHandle(handle);
1014 *MSVCRT__errno() = MSVCRT_EMFILE;
1015 }
1016 else
1017 {
1018 /* _dup2 returns 0, not nd, on success */
1019 ret = 0;
1020 }
1021 }
1022 else
1023 {
1024 ret = -1;
1025 msvcrt_set_errno(GetLastError());
1026 }
1027 }
1028 else
1029 {
1030 *MSVCRT__errno() = MSVCRT_EBADF;
1031 ret = -1;
1032 }
1033 UNLOCK_FILES();
1034 return ret;
1035 }
1036
1037 /*********************************************************************
1038 * _dup (MSVCRT.@)
1039 */
1040 int CDECL MSVCRT__dup(int od)
1041 {
1042 int fd, ret;
1043
1044 LOCK_FILES();
1045 fd = MSVCRT_fdstart;
1046 if (MSVCRT__dup2(od, fd) == 0)
1047 ret = fd;
1048 else
1049 ret = -1;
1050 UNLOCK_FILES();
1051 return ret;
1052 }
1053
1054 /*********************************************************************
1055 * _eof (MSVCRT.@)
1056 */
1057 int CDECL MSVCRT__eof(int fd)
1058 {
1059 DWORD curpos,endpos;
1060 LONG hcurpos,hendpos;
1061 HANDLE hand = msvcrt_fdtoh(fd);
1062
1063 TRACE(":fd (%d) handle (%p)\n",fd,hand);
1064
1065 if (hand == INVALID_HANDLE_VALUE)
1066 return -1;
1067
1068 if (msvcrt_get_ioinfo(fd)->wxflag & WX_ATEOF) return TRUE;
1069
1070 /* Otherwise we do it the hard way */
1071 hcurpos = hendpos = 0;
1072 curpos = SetFilePointer(hand, 0, &hcurpos, FILE_CURRENT);
1073 endpos = SetFilePointer(hand, 0, &hendpos, FILE_END);
1074
1075 if (curpos == endpos && hcurpos == hendpos)
1076 {
1077 /* FIXME: shouldn't WX_ATEOF be set here? */
1078 return TRUE;
1079 }
1080
1081 SetFilePointer(hand, curpos, &hcurpos, FILE_BEGIN);
1082 return FALSE;
1083 }
1084
1085 /*********************************************************************
1086 * _fcloseall (MSVCRT.@)
1087 */
1088 int CDECL MSVCRT__fcloseall(void)
1089 {
1090 int num_closed = 0, i;
1091 MSVCRT_FILE *file;
1092
1093 LOCK_FILES();
1094 for (i = 3; i < MSVCRT_stream_idx; i++) {
1095 file = msvcrt_get_file(i);
1096
1097 if (file->_flag && !MSVCRT_fclose(file))
1098 num_closed++;
1099 }
1100 UNLOCK_FILES();
1101
1102 TRACE(":closed (%d) handles\n",num_closed);
1103 return num_closed;
1104 }
1105
1106 /* free everything on process exit */
1107 void msvcrt_free_io(void)
1108 {
1109 unsigned int i;
1110 int j;
1111
1112 MSVCRT__flushall();
1113 MSVCRT__fcloseall();
1114
1115 for(i=0; i<sizeof(MSVCRT___pioinfo)/sizeof(MSVCRT___pioinfo[0]); i++)
1116 MSVCRT_free(MSVCRT___pioinfo[i]);
1117
1118 for(j=0; j<MSVCRT_stream_idx; j++)
1119 {
1120 MSVCRT_FILE *file = msvcrt_get_file(j);
1121 if(file<MSVCRT__iob || file>=MSVCRT__iob+_IOB_ENTRIES)
1122 {
1123 ((file_crit*)file)->crit.DebugInfo->Spare[0] = 0;
1124 DeleteCriticalSection(&((file_crit*)file)->crit);
1125 }
1126 }
1127
1128 for(i=0; i<sizeof(MSVCRT_fstream)/sizeof(MSVCRT_fstream[0]); i++)
1129 MSVCRT_free(MSVCRT_fstream[i]);
1130
1131 DeleteCriticalSection(&MSVCRT_file_cs);
1132 }
1133
1134 /*********************************************************************
1135 * _lseeki64 (MSVCRT.@)
1136 */
1137 __int64 CDECL MSVCRT__lseeki64(int fd, __int64 offset, int whence)
1138 {
1139 HANDLE hand = msvcrt_fdtoh(fd);
1140 LARGE_INTEGER ofs;
1141
1142 TRACE(":fd (%d) handle (%p)\n",fd,hand);
1143 if (hand == INVALID_HANDLE_VALUE)
1144 return -1;
1145
1146 if (whence < 0 || whence > 2)
1147 {
1148 *MSVCRT__errno() = MSVCRT_EINVAL;
1149 return -1;
1150 }
1151
1152 TRACE(":fd (%d) to %s pos %s\n",
1153 fd,wine_dbgstr_longlong(offset),
1154 (whence==SEEK_SET)?"SEEK_SET":
1155 (whence==SEEK_CUR)?"SEEK_CUR":
1156 (whence==SEEK_END)?"SEEK_END":"UNKNOWN");
1157
1158 /* The MoleBox protection scheme expects msvcrt to use SetFilePointer only,
1159 * so a LARGE_INTEGER offset cannot be passed directly via SetFilePointerEx. */
1160 ofs.QuadPart = offset;
1161 if ((ofs.u.LowPart = SetFilePointer(hand, ofs.u.LowPart, &ofs.u.HighPart, whence)) != INVALID_SET_FILE_POINTER ||
1162 GetLastError() == ERROR_SUCCESS)
1163 {
1164 msvcrt_get_ioinfo(fd)->wxflag &= ~WX_ATEOF;
1165 /* FIXME: What if we seek _to_ EOF - is EOF set? */
1166
1167 return ofs.QuadPart;
1168 }
1169 TRACE(":error-last error (%d)\n",GetLastError());
1170 msvcrt_set_errno(GetLastError());
1171 return -1;
1172 }
1173
1174 /*********************************************************************
1175 * _lseek (MSVCRT.@)
1176 */
1177 LONG CDECL MSVCRT__lseek(int fd, LONG offset, int whence)
1178 {
1179 return MSVCRT__lseeki64(fd, offset, whence);
1180 }
1181
1182 /*********************************************************************
1183 * _lock_file (MSVCRT.@)
1184 */
1185 void CDECL MSVCRT__lock_file(MSVCRT_FILE *file)
1186 {
1187 if(file>=MSVCRT__iob && file<MSVCRT__iob+_IOB_ENTRIES)
1188 _lock(_STREAM_LOCKS+(file-MSVCRT__iob));
1189 else
1190 EnterCriticalSection(&((file_crit*)file)->crit);
1191 }
1192
1193 /*********************************************************************
1194 * _unlock_file (MSVCRT.@)
1195 */
1196 void CDECL MSVCRT__unlock_file(MSVCRT_FILE *file)
1197 {
1198 if(file>=MSVCRT__iob && file<MSVCRT__iob+_IOB_ENTRIES)
1199 _unlock(_STREAM_LOCKS+(file-MSVCRT__iob));
1200 else
1201 LeaveCriticalSection(&((file_crit*)file)->crit);
1202 }
1203
1204 /*********************************************************************
1205 * _locking (MSVCRT.@)
1206 *
1207 * This is untested; the underlying LockFile doesn't work yet.
1208 */
1209 int CDECL MSVCRT__locking(int fd, int mode, LONG nbytes)
1210 {
1211 BOOL ret;
1212 DWORD cur_locn;
1213 HANDLE hand = msvcrt_fdtoh(fd);
1214
1215 TRACE(":fd (%d) handle (%p)\n",fd,hand);
1216 if (hand == INVALID_HANDLE_VALUE)
1217 return -1;
1218
1219 if (mode < 0 || mode > 4)
1220 {
1221 *MSVCRT__errno() = MSVCRT_EINVAL;
1222 return -1;
1223 }
1224
1225 TRACE(":fd (%d) by 0x%08x mode %s\n",
1226 fd,nbytes,(mode==MSVCRT__LK_UNLCK)?"_LK_UNLCK":
1227 (mode==MSVCRT__LK_LOCK)?"_LK_LOCK":
1228 (mode==MSVCRT__LK_NBLCK)?"_LK_NBLCK":
1229 (mode==MSVCRT__LK_RLCK)?"_LK_RLCK":
1230 (mode==MSVCRT__LK_NBRLCK)?"_LK_NBRLCK":
1231 "UNKNOWN");
1232
1233 if ((cur_locn = SetFilePointer(hand, 0L, NULL, SEEK_CUR)) == INVALID_SET_FILE_POINTER)
1234 {
1235 FIXME ("Seek failed\n");
1236 *MSVCRT__errno() = MSVCRT_EINVAL; /* FIXME */
1237 return -1;
1238 }
1239 if (mode == MSVCRT__LK_LOCK || mode == MSVCRT__LK_RLCK)
1240 {
1241 int nretry = 10;
1242 ret = 1; /* just to satisfy gcc */
1243 while (nretry--)
1244 {
1245 ret = LockFile(hand, cur_locn, 0L, nbytes, 0L);
1246 if (ret) break;
1247 Sleep(1);
1248 }
1249 }
1250 else if (mode == MSVCRT__LK_UNLCK)
1251 ret = UnlockFile(hand, cur_locn, 0L, nbytes, 0L);
1252 else
1253 ret = LockFile(hand, cur_locn, 0L, nbytes, 0L);
1254 /* FIXME - what about error settings? */
1255 return ret ? 0 : -1;
1256 }
1257
1258 /*********************************************************************
1259 * _fseeki64 (MSVCRT.@)
1260 */
1261 int CDECL MSVCRT__fseeki64(MSVCRT_FILE* file, __int64 offset, int whence)
1262 {
1263 int ret;
1264
1265 MSVCRT__lock_file(file);
1266 ret = MSVCRT__fseeki64_nolock(file, offset, whence);
1267 MSVCRT__unlock_file(file);
1268
1269 return ret;
1270 }
1271
1272 /*********************************************************************
1273 * _fseeki64_nolock (MSVCRT.@)
1274 */
1275 int CDECL MSVCRT__fseeki64_nolock(MSVCRT_FILE* file, __int64 offset, int whence)
1276 {
1277 int ret;
1278
1279 /* Flush output if needed */
1280 if(file->_flag & MSVCRT__IOWRT)
1281 msvcrt_flush_buffer(file);
1282
1283 if(whence == SEEK_CUR && file->_flag & MSVCRT__IOREAD ) {
1284 whence = SEEK_SET;
1285 offset += MSVCRT__ftelli64_nolock(file);
1286 }
1287
1288 /* Discard buffered input */
1289 file->_cnt = 0;
1290 file->_ptr = file->_base;
1291 /* Reset direction of i/o */
1292 if(file->_flag & MSVCRT__IORW) {
1293 file->_flag &= ~(MSVCRT__IOREAD|MSVCRT__IOWRT);
1294 }
1295 /* Clear end of file flag */
1296 file->_flag &= ~MSVCRT__IOEOF;
1297 ret = (MSVCRT__lseeki64(file->_file,offset,whence) == -1)?-1:0;
1298
1299 return ret;
1300 }
1301
1302 /*********************************************************************
1303 * fseek (MSVCRT.@)
1304 */
1305 int CDECL MSVCRT_fseek(MSVCRT_FILE* file, MSVCRT_long offset, int whence)
1306 {
1307 return MSVCRT__fseeki64( file, offset, whence );
1308 }
1309
1310 /*********************************************************************
1311 * _fseek_nolock (MSVCRT.@)
1312 */
1313 int CDECL MSVCRT__fseek_nolock(MSVCRT_FILE* file, MSVCRT_long offset, int whence)
1314 {
1315 return MSVCRT__fseeki64_nolock( file, offset, whence );
1316 }
1317
1318 /*********************************************************************
1319 * _chsize_s (MSVCRT.@)
1320 */
1321 int CDECL MSVCRT__chsize_s(int fd, __int64 size)
1322 {
1323 __int64 cur, pos;
1324 HANDLE handle;
1325 BOOL ret = FALSE;
1326
1327 TRACE("(fd=%d, size=%s)\n", fd, wine_dbgstr_longlong(size));
1328
1329 if (!MSVCRT_CHECK_PMT(size >= 0)) return MSVCRT_EINVAL;
1330
1331 LOCK_FILES();
1332
1333 handle = msvcrt_fdtoh(fd);
1334 if (handle != INVALID_HANDLE_VALUE)
1335 {
1336 /* save the current file pointer */
1337 cur = MSVCRT__lseeki64(fd, 0, SEEK_CUR);
1338 if (cur >= 0)
1339 {
1340 pos = MSVCRT__lseeki64(fd, size, SEEK_SET);
1341 if (pos >= 0)
1342 {
1343 ret = SetEndOfFile(handle);
1344 if (!ret) msvcrt_set_errno(GetLastError());
1345 }
1346
1347 /* restore the file pointer */
1348 MSVCRT__lseeki64(fd, cur, SEEK_SET);
1349 }
1350 }
1351
1352 UNLOCK_FILES();
1353 return ret ? 0 : *MSVCRT__errno();
1354 }
1355
1356 /*********************************************************************
1357 * _chsize (MSVCRT.@)
1358 */
1359 int CDECL MSVCRT__chsize(int fd, MSVCRT_long size)
1360 {
1361 /* _chsize_s returns errno on failure but _chsize should return -1 */
1362 return MSVCRT__chsize_s( fd, size ) == 0 ? 0 : -1;
1363 }
1364
1365 /*********************************************************************
1366 * clearerr (MSVCRT.@)
1367 */
1368 void CDECL MSVCRT_clearerr(MSVCRT_FILE* file)
1369 {
1370 TRACE(":file (%p) fd (%d)\n",file,file->_file);
1371
1372 MSVCRT__lock_file(file);
1373 file->_flag &= ~(MSVCRT__IOERR | MSVCRT__IOEOF);
1374 MSVCRT__unlock_file(file);
1375 }
1376
1377 /*********************************************************************
1378 * rewind (MSVCRT.@)
1379 */
1380 void CDECL MSVCRT_rewind(MSVCRT_FILE* file)
1381 {
1382 TRACE(":file (%p) fd (%d)\n",file,file->_file);
1383
1384 MSVCRT__lock_file(file);
1385 MSVCRT_fseek(file, 0L, SEEK_SET);
1386 MSVCRT_clearerr(file);
1387 MSVCRT__unlock_file(file);
1388 }
1389
1390 static int msvcrt_get_flags(const MSVCRT_wchar_t* mode, int *open_flags, int* stream_flags)
1391 {
1392 int plus = strchrW(mode, '+') != NULL;
1393
1394 TRACE("%s\n", debugstr_w(mode));
1395
1396 while(*mode == ' ') mode++;
1397
1398 switch(*mode++)
1399 {
1400 case 'R': case 'r':
1401 *open_flags = plus ? MSVCRT__O_RDWR : MSVCRT__O_RDONLY;
1402 *stream_flags = plus ? MSVCRT__IORW : MSVCRT__IOREAD;
1403 break;
1404 case 'W': case 'w':
1405 *open_flags = MSVCRT__O_CREAT | MSVCRT__O_TRUNC | (plus ? MSVCRT__O_RDWR : MSVCRT__O_WRONLY);
1406 *stream_flags = plus ? MSVCRT__IORW : MSVCRT__IOWRT;
1407 break;
1408 case 'A': case 'a':
1409 *open_flags = MSVCRT__O_CREAT | MSVCRT__O_APPEND | (plus ? MSVCRT__O_RDWR : MSVCRT__O_WRONLY);
1410 *stream_flags = plus ? MSVCRT__IORW : MSVCRT__IOWRT;
1411 break;
1412 default:
1413 MSVCRT_INVALID_PMT(0, MSVCRT_EINVAL);
1414 return -1;
1415 }
1416
1417 *stream_flags |= MSVCRT__commode;
1418
1419 while (*mode && *mode!=',')
1420 switch (*mode++)
1421 {
1422 case 'B': case 'b':
1423 *open_flags |= MSVCRT__O_BINARY;
1424 *open_flags &= ~MSVCRT__O_TEXT;
1425 break;
1426 case 't':
1427 *open_flags |= MSVCRT__O_TEXT;
1428 *open_flags &= ~MSVCRT__O_BINARY;
1429 break;
1430 case 'D':
1431 *open_flags |= MSVCRT__O_TEMPORARY;
1432 break;
1433 case 'T':
1434 *open_flags |= MSVCRT__O_SHORT_LIVED;
1435 break;
1436 case 'c':
1437 *stream_flags |= MSVCRT__IOCOMMIT;
1438 break;
1439 case 'n':
1440 *stream_flags &= ~MSVCRT__IOCOMMIT;
1441 break;
1442 case 'N':
1443 *open_flags |= MSVCRT__O_NOINHERIT;
1444 break;
1445 case '+':
1446 case ' ':
1447 case 'a':
1448 case 'w':
1449 break;
1450 case 'S':
1451 case 'R':
1452 FIXME("ignoring cache optimization flag: %c\n", mode[-1]);
1453 break;
1454 default:
1455 ERR("incorrect mode flag: %c\n", mode[-1]);
1456 break;
1457 }
1458
1459 if(*mode == ',')
1460 {
1461 static const WCHAR ccs[] = {'c','c','s'};
1462 static const WCHAR utf8[] = {'u','t','f','-','8'};
1463 static const WCHAR utf16le[] = {'u','t','f','-','1','6','l','e'};
1464 static const WCHAR unicode[] = {'u','n','i','c','o','d','e'};
1465
1466 mode++;
1467 while(*mode == ' ') mode++;
1468 if(!MSVCRT_CHECK_PMT(!strncmpW(ccs, mode, sizeof(ccs)/sizeof(ccs[0]))))
1469 return -1;
1470 mode += sizeof(ccs)/sizeof(ccs[0]);
1471 while(*mode == ' ') mode++;
1472 if(!MSVCRT_CHECK_PMT(*mode == '='))
1473 return -1;
1474 mode++;
1475 while(*mode == ' ') mode++;
1476
1477 if(!strncmpiW(utf8, mode, sizeof(utf8)/sizeof(utf8[0])))
1478 {
1479 *open_flags |= MSVCRT__O_U8TEXT;
1480 mode += sizeof(utf8)/sizeof(utf8[0]);
1481 }
1482 else if(!strncmpiW(utf16le, mode, sizeof(utf16le)/sizeof(utf16le[0])))
1483 {
1484 *open_flags |= MSVCRT__O_U16TEXT;
1485 mode += sizeof(utf16le)/sizeof(utf16le[0]);
1486 }
1487 else if(!strncmpiW(unicode, mode, sizeof(unicode)/sizeof(unicode[0])))
1488 {
1489 *open_flags |= MSVCRT__O_WTEXT;
1490 mode += sizeof(unicode)/sizeof(unicode[0]);
1491 }
1492 else
1493 {
1494 MSVCRT_INVALID_PMT(0, MSVCRT_EINVAL);
1495 return -1;
1496 }
1497
1498 while(*mode == ' ') mode++;
1499 }
1500
1501 if(!MSVCRT_CHECK_PMT(*mode == 0))
1502 return -1;
1503 return 0;
1504 }
1505
1506 /*********************************************************************
1507 * _fdopen (MSVCRT.@)
1508 */
1509 MSVCRT_FILE* CDECL MSVCRT__fdopen(int fd, const char *mode)
1510 {
1511 MSVCRT_FILE *ret;
1512 MSVCRT_wchar_t *modeW = NULL;
1513
1514 if (mode && !(modeW = msvcrt_wstrdupa(mode))) return NULL;
1515
1516 ret = MSVCRT__wfdopen(fd, modeW);
1517
1518 MSVCRT_free(modeW);
1519 return ret;
1520 }
1521
1522 /*********************************************************************
1523 * _wfdopen (MSVCRT.@)
1524 */
1525 MSVCRT_FILE* CDECL MSVCRT__wfdopen(int fd, const MSVCRT_wchar_t *mode)
1526 {
1527 int open_flags, stream_flags;
1528 MSVCRT_FILE* file;
1529
1530 if (msvcrt_get_flags(mode, &open_flags, &stream_flags) == -1) return NULL;
1531
1532 LOCK_FILES();
1533 if (!(file = msvcrt_alloc_fp()))
1534 file = NULL;
1535 else if (msvcrt_init_fp(file, fd, stream_flags) == -1)
1536 {
1537 file->_flag = 0;
1538 file = NULL;
1539 }
1540 else TRACE(":fd (%d) mode (%s) FILE* (%p)\n", fd, debugstr_w(mode), file);
1541 UNLOCK_FILES();
1542
1543 return file;
1544 }
1545
1546 /*********************************************************************
1547 * _filelength (MSVCRT.@)
1548 */
1549 LONG CDECL MSVCRT__filelength(int fd)
1550 {
1551 LONG curPos = MSVCRT__lseek(fd, 0, SEEK_CUR);
1552 if (curPos != -1)
1553 {
1554 LONG endPos = MSVCRT__lseek(fd, 0, SEEK_END);
1555 if (endPos != -1)
1556 {
1557 if (endPos != curPos)
1558 MSVCRT__lseek(fd, curPos, SEEK_SET);
1559 return endPos;
1560 }
1561 }
1562 return -1;
1563 }
1564
1565 /*********************************************************************
1566 * _filelengthi64 (MSVCRT.@)
1567 */
1568 __int64 CDECL MSVCRT__filelengthi64(int fd)
1569 {
1570 __int64 curPos = MSVCRT__lseeki64(fd, 0, SEEK_CUR);
1571 if (curPos != -1)
1572 {
1573 __int64 endPos = MSVCRT__lseeki64(fd, 0, SEEK_END);
1574 if (endPos != -1)
1575 {
1576 if (endPos != curPos)
1577 MSVCRT__lseeki64(fd, curPos, SEEK_SET);
1578 return endPos;
1579 }
1580 }
1581 return -1;
1582 }
1583
1584 /*********************************************************************
1585 * _fileno (MSVCRT.@)
1586 */
1587 int CDECL MSVCRT__fileno(MSVCRT_FILE* file)
1588 {
1589 TRACE(":FILE* (%p) fd (%d)\n",file,file->_file);
1590 return file->_file;
1591 }
1592
1593 /*********************************************************************
1594 * _fstat64 (MSVCRT.@)
1595 */
1596 int CDECL MSVCRT__fstat64(int fd, struct MSVCRT__stat64* buf)
1597 {
1598 DWORD dw;
1599 DWORD type;
1600 BY_HANDLE_FILE_INFORMATION hfi;
1601 HANDLE hand = msvcrt_fdtoh(fd);
1602
1603 TRACE(":fd (%d) stat (%p)\n",fd,buf);
1604 if (hand == INVALID_HANDLE_VALUE)
1605 return -1;
1606
1607 if (!buf)
1608 {
1609 WARN(":failed-NULL buf\n");
1610 msvcrt_set_errno(ERROR_INVALID_PARAMETER);
1611 return -1;
1612 }
1613
1614 memset(&hfi, 0, sizeof(hfi));
1615 memset(buf, 0, sizeof(struct MSVCRT__stat64));
1616 type = GetFileType(hand);
1617 if (type == FILE_TYPE_PIPE)
1618 {
1619 buf->st_dev = buf->st_rdev = fd;
1620 buf->st_mode = S_IFIFO;
1621 buf->st_nlink = 1;
1622 }
1623 else if (type == FILE_TYPE_CHAR)
1624 {
1625 buf->st_dev = buf->st_rdev = fd;
1626 buf->st_mode = S_IFCHR;
1627 buf->st_nlink = 1;
1628 }
1629 else /* FILE_TYPE_DISK etc. */
1630 {
1631 if (!GetFileInformationByHandle(hand, &hfi))
1632 {
1633 WARN(":failed-last error (%d)\n",GetLastError());
1634 msvcrt_set_errno(ERROR_INVALID_PARAMETER);
1635 return -1;
1636 }
1637 buf->st_mode = S_IFREG | 0444;
1638 if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY))
1639 buf->st_mode |= 0222;
1640 buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow;
1641 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw);
1642 buf->st_atime = dw;
1643 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw);
1644 buf->st_mtime = buf->st_ctime = dw;
1645 buf->st_nlink = hfi.nNumberOfLinks;
1646 }
1647 TRACE(":dwFileAttributes = 0x%x, mode set to 0x%x\n",hfi.dwFileAttributes,
1648 buf->st_mode);
1649 return 0;
1650 }
1651
1652 /*********************************************************************
1653 * _fstati64 (MSVCRT.@)
1654 */
1655 int CDECL MSVCRT__fstati64(int fd, struct MSVCRT__stati64* buf)
1656 {
1657 int ret;
1658 struct MSVCRT__stat64 buf64;
1659
1660 ret = MSVCRT__fstat64(fd, &buf64);
1661 if (!ret)
1662 msvcrt_stat64_to_stati64(&buf64, buf);
1663 return ret;
1664 }
1665
1666 /*********************************************************************
1667 * _fstat (MSVCRT.@)
1668 */
1669 int CDECL MSVCRT__fstat(int fd, struct MSVCRT__stat* buf)
1670 { int ret;
1671 struct MSVCRT__stat64 buf64;
1672
1673 ret = MSVCRT__fstat64(fd, &buf64);
1674 if (!ret)
1675 msvcrt_stat64_to_stat(&buf64, buf);
1676 return ret;
1677 }
1678
1679 /*********************************************************************
1680 * _fstat32 (MSVCR80.@)
1681 */
1682 int CDECL MSVCRT__fstat32(int fd, struct MSVCRT__stat32* buf)
1683 {
1684 int ret;
1685 struct MSVCRT__stat64 buf64;
1686
1687 ret = MSVCRT__fstat64(fd, &buf64);
1688 if (!ret)
1689 msvcrt_stat64_to_stat32(&buf64, buf);
1690 return ret;
1691 }
1692
1693 /*********************************************************************
1694 * _fstat64i32 (MSVCR80.@)
1695 */
1696 int CDECL MSVCRT__fstat64i32(int fd, struct MSVCRT__stat64i32* buf)
1697 {
1698 int ret;
1699 struct MSVCRT__stat64 buf64;
1700
1701 ret = MSVCRT__fstat64(fd, &buf64);
1702 if (!ret)
1703 msvcrt_stat64_to_stat64i32(&buf64, buf);
1704 return ret;
1705 }
1706
1707 /*********************************************************************
1708 * _futime64 (MSVCRT.@)
1709 */
1710 int CDECL _futime64(int fd, struct MSVCRT___utimbuf64 *t)
1711 {
1712 HANDLE hand = msvcrt_fdtoh(fd);
1713 FILETIME at, wt;
1714
1715 if (!t)
1716 {
1717 time_to_filetime( MSVCRT__time64(NULL), &at );
1718 wt = at;
1719 }
1720 else
1721 {
1722 time_to_filetime( t->actime, &at );
1723 time_to_filetime( t->modtime, &wt );
1724 }
1725
1726 if (!SetFileTime(hand, NULL, &at, &wt))
1727 {
1728 msvcrt_set_errno(GetLastError());
1729 return -1 ;
1730 }
1731 return 0;
1732 }
1733
1734 /*********************************************************************
1735 * _futime32 (MSVCRT.@)
1736 */
1737 int CDECL _futime32(int fd, struct MSVCRT___utimbuf32 *t)
1738 {
1739 if (t)
1740 {
1741 struct MSVCRT___utimbuf64 t64;
1742 t64.actime = t->actime;
1743 t64.modtime = t->modtime;
1744 return _futime64( fd, &t64 );
1745 }
1746 else
1747 return _futime64( fd, NULL );
1748 }
1749
1750 /*********************************************************************
1751 * _futime (MSVCRT.@)
1752 */
1753 #ifdef _WIN64
1754 int CDECL _futime(int fd, struct MSVCRT___utimbuf64 *t)
1755 {
1756 return _futime64( fd, t );
1757 }
1758 #else
1759 int CDECL _futime(int fd, struct MSVCRT___utimbuf32 *t)
1760 {
1761 return _futime32( fd, t );
1762 }
1763 #endif
1764
1765 /*********************************************************************
1766 * _get_osfhandle (MSVCRT.@)
1767 */
1768 MSVCRT_intptr_t CDECL MSVCRT__get_osfhandle(int fd)
1769 {
1770 HANDLE hand = msvcrt_fdtoh(fd);
1771 TRACE(":fd (%d) handle (%p)\n",fd,hand);
1772
1773 return (MSVCRT_intptr_t)hand;
1774 }
1775
1776 /*********************************************************************
1777 * _mktemp_s (MSVCRT.@)
1778 */
1779 int CDECL MSVCRT__mktemp_s(char *pattern, MSVCRT_size_t size)
1780 {
1781 DWORD len, xno, id;
1782
1783 if(!MSVCRT_CHECK_PMT(pattern!=NULL))
1784 return MSVCRT_EINVAL;
1785
1786 for(len=0; len<size; len++)
1787 if(!pattern[len])
1788 break;
1789 if(!MSVCRT_CHECK_PMT(len!=size && len>=6)) {
1790 if(size)
1791 pattern[0] = 0;
1792 return MSVCRT_EINVAL;
1793 }
1794
1795 for(xno=1; xno<=6; xno++)
1796 if(!MSVCRT_CHECK_PMT(pattern[len-xno] == 'X'))
1797 return MSVCRT_EINVAL;
1798
1799 id = GetCurrentProcessId();
1800 for(xno=1; xno<6; xno++) {
1801 pattern[len-xno] = id%10 + '0';
1802 id /= 10;
1803 }
1804
1805 for(pattern[len-6]='a'; pattern[len-6]<='z'; pattern[len-6]++) {
1806 if(GetFileAttributesA(pattern) == INVALID_FILE_ATTRIBUTES)
1807 return 0;
1808 }
1809
1810 pattern[0] = 0;
1811 *MSVCRT__errno() = MSVCRT_EEXIST;
1812 return MSVCRT_EEXIST;
1813 }
1814
1815 /*********************************************************************
1816 * _mktemp (MSVCRT.@)
1817 */
1818 char * CDECL MSVCRT__mktemp(char *pattern)
1819 {
1820 int numX = 0;
1821 char *retVal = pattern;
1822 int id;
1823 char letter = 'a';
1824
1825 if(!pattern)
1826 return NULL;
1827
1828 while(*pattern)
1829 numX = (*pattern++ == 'X')? numX + 1 : 0;
1830 if (numX < 6)
1831 return NULL;
1832 pattern--;
1833 id = GetCurrentProcessId();
1834 numX = 6;
1835 while(numX--)
1836 {
1837 int tempNum = id / 10;
1838 *pattern-- = id - (tempNum * 10) + '0';
1839 id = tempNum;
1840 }
1841 pattern++;
1842 do
1843 {
1844 *pattern = letter++;
1845 if (GetFileAttributesA(retVal) == INVALID_FILE_ATTRIBUTES)
1846 return retVal;
1847 } while(letter <= 'z');
1848 return NULL;
1849 }
1850
1851 /*********************************************************************
1852 * _wmktemp_s (MSVCRT.@)
1853 */
1854 int CDECL MSVCRT__wmktemp_s(MSVCRT_wchar_t *pattern, MSVCRT_size_t size)
1855 {
1856 DWORD len, xno, id;
1857
1858 if(!MSVCRT_CHECK_PMT(pattern!=NULL))
1859 return MSVCRT_EINVAL;
1860
1861 for(len=0; len<size; len++)
1862 if(!pattern[len])
1863 break;
1864 if(!MSVCRT_CHECK_PMT(len!=size && len>=6)) {
1865 if(size)
1866 pattern[0] = 0;
1867 return MSVCRT_EINVAL;
1868 }
1869
1870 for(xno=1; xno<=6; xno++)
1871 if(!MSVCRT_CHECK_PMT(pattern[len-xno] == 'X'))
1872 return MSVCRT_EINVAL;
1873
1874 id = GetCurrentProcessId();
1875 for(xno=1; xno<6; xno++) {
1876 pattern[len-xno] = id%10 + '0';
1877 id /= 10;
1878 }
1879
1880 for(pattern[len-6]='a'; pattern[len-6]<='z'; pattern[len-6]++) {
1881 if(GetFileAttributesW(pattern) == INVALID_FILE_ATTRIBUTES)
1882 return 0;
1883 }
1884
1885 pattern[0] = 0;
1886 *MSVCRT__errno() = MSVCRT_EEXIST;
1887 return MSVCRT_EEXIST;
1888 }
1889
1890 /*********************************************************************
1891 * _wmktemp (MSVCRT.@)
1892 */
1893 MSVCRT_wchar_t * CDECL MSVCRT__wmktemp(MSVCRT_wchar_t *pattern)
1894 {
1895 int numX = 0;
1896 MSVCRT_wchar_t *retVal = pattern;
1897 int id;
1898 MSVCRT_wchar_t letter = 'a';
1899
1900 if(!pattern)
1901 return NULL;
1902
1903 while(*pattern)
1904 numX = (*pattern++ == 'X')? numX + 1 : 0;
1905 if (numX < 6)
1906 return NULL;
1907 pattern--;
1908 id = GetCurrentProcessId();
1909 numX = 6;
1910 while(numX--)
1911 {
1912 int tempNum = id / 10;
1913 *pattern-- = id - (tempNum * 10) + '0';
1914 id = tempNum;
1915 }
1916 pattern++;
1917 do
1918 {
1919 if (GetFileAttributesW(retVal) == INVALID_FILE_ATTRIBUTES)
1920 return retVal;
1921 *pattern = letter++;
1922 } while(letter != '|');
1923 return NULL;
1924 }
1925
1926 static unsigned split_oflags(unsigned oflags)
1927 {
1928 int wxflags = 0;
1929 unsigned unsupp; /* until we support everything */
1930
1931 if (oflags & MSVCRT__O_APPEND) wxflags |= WX_APPEND;
1932 if (oflags & MSVCRT__O_BINARY) {/* Nothing to do */}
1933 else if (oflags & MSVCRT__O_TEXT) wxflags |= WX_TEXT;
1934 else if (oflags & MSVCRT__O_WTEXT) wxflags |= WX_TEXT;
1935 else if (oflags & MSVCRT__O_U16TEXT) wxflags |= WX_TEXT;
1936 else if (oflags & MSVCRT__O_U8TEXT) wxflags |= WX_TEXT;
1937 else if (*__p__fmode() & MSVCRT__O_BINARY) {/* Nothing to do */}
1938 else wxflags |= WX_TEXT; /* default to TEXT*/
1939 if (oflags & MSVCRT__O_NOINHERIT) wxflags |= WX_DONTINHERIT;
1940
1941 if ((unsupp = oflags & ~(
1942 MSVCRT__O_BINARY|MSVCRT__O_TEXT|MSVCRT__O_APPEND|
1943 MSVCRT__O_TRUNC|MSVCRT__O_EXCL|MSVCRT__O_CREAT|
1944 MSVCRT__O_RDWR|MSVCRT__O_WRONLY|MSVCRT__O_TEMPORARY|
1945 MSVCRT__O_NOINHERIT|
1946 MSVCRT__O_SEQUENTIAL|MSVCRT__O_RANDOM|MSVCRT__O_SHORT_LIVED|
1947 MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT
1948 )))
1949 ERR(":unsupported oflags 0x%04x\n",unsupp);
1950
1951 return wxflags;
1952 }
1953
1954 /*********************************************************************
1955 * _pipe (MSVCRT.@)
1956 */
1957 int CDECL MSVCRT__pipe(int *pfds, unsigned int psize, int textmode)
1958 {
1959 int ret = -1;
1960 SECURITY_ATTRIBUTES sa;
1961 HANDLE readHandle, writeHandle;
1962
1963 if (!pfds)
1964 {
1965 *MSVCRT__errno() = MSVCRT_EINVAL;
1966 return -1;
1967 }
1968
1969 sa.nLength = sizeof(SECURITY_ATTRIBUTES);
1970 sa.bInheritHandle = !(textmode & MSVCRT__O_NOINHERIT);
1971 sa.lpSecurityDescriptor = NULL;
1972 if (CreatePipe(&readHandle, &writeHandle, &sa, psize))
1973 {
1974 unsigned int wxflags = split_oflags(textmode);
1975 int fd;
1976
1977 LOCK_FILES();
1978 fd = msvcrt_alloc_fd(readHandle, wxflags|WX_PIPE);
1979 if (fd != -1)
1980 {
1981 pfds[0] = fd;
1982 fd = msvcrt_alloc_fd(writeHandle, wxflags|WX_PIPE);
1983 if (fd != -1)
1984 {
1985 pfds[1] = fd;
1986 ret = 0;
1987 }
1988 else
1989 {
1990 MSVCRT__close(pfds[0]);
1991 CloseHandle(writeHandle);
1992 *MSVCRT__errno() = MSVCRT_EMFILE;
1993 }
1994 }
1995 else
1996 {
1997 CloseHandle(readHandle);
1998 CloseHandle(writeHandle);
1999 *MSVCRT__errno() = MSVCRT_EMFILE;
2000 }
2001 UNLOCK_FILES();
2002 }
2003 else
2004 msvcrt_set_errno(GetLastError());
2005
2006 return ret;
2007 }
2008
2009 static int check_bom(HANDLE h, int oflags, BOOL seek)
2010 {
2011 char bom[sizeof(utf8_bom)];
2012 DWORD r;
2013
2014 oflags &= ~(MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT);
2015
2016 if (!ReadFile(h, bom, sizeof(utf8_bom), &r, NULL))
2017 return oflags;
2018
2019 if (r==sizeof(utf8_bom) && !memcmp(bom, utf8_bom, sizeof(utf8_bom))) {
2020 oflags |= MSVCRT__O_U8TEXT;
2021 }else if (r>=sizeof(utf16_bom) && !memcmp(bom, utf16_bom, sizeof(utf16_bom))) {
2022 if (seek && r>2)
2023 SetFilePointer(h, 2, NULL, FILE_BEGIN);
2024 oflags |= MSVCRT__O_U16TEXT;
2025 }else if (seek) {
2026 SetFilePointer(h, 0, NULL, FILE_BEGIN);
2027 }
2028
2029 return oflags;
2030 }
2031
2032 /*********************************************************************
2033 * _wsopen_s (MSVCRT.@)
2034 */
2035 int CDECL MSVCRT__wsopen_s( int *fd, const MSVCRT_wchar_t* path, int oflags, int shflags, int pmode )
2036 {
2037 DWORD access = 0, creation = 0, attrib;
2038 SECURITY_ATTRIBUTES sa;
2039 DWORD sharing, type;
2040 int wxflag;
2041 HANDLE hand;
2042
2043 TRACE("fd*: %p :file (%s) oflags: 0x%04x shflags: 0x%04x pmode: 0x%04x\n",
2044 fd, debugstr_w(path), oflags, shflags, pmode);
2045
2046 if (!MSVCRT_CHECK_PMT( fd != NULL )) return MSVCRT_EINVAL;
2047
2048 *fd = -1;
2049 wxflag = split_oflags(oflags);
2050 switch (oflags & (MSVCRT__O_RDONLY | MSVCRT__O_WRONLY | MSVCRT__O_RDWR))
2051 {
2052 case MSVCRT__O_RDONLY: access |= GENERIC_READ; break;
2053 case MSVCRT__O_WRONLY: access |= GENERIC_WRITE; break;
2054 case MSVCRT__O_RDWR: access |= GENERIC_WRITE | GENERIC_READ; break;
2055 }
2056
2057 if (oflags & MSVCRT__O_CREAT)
2058 {
2059 if(pmode & ~(MSVCRT__S_IREAD | MSVCRT__S_IWRITE))
2060 FIXME(": pmode 0x%04x ignored\n", pmode);
2061 else
2062 WARN(": pmode 0x%04x ignored\n", pmode);
2063
2064 if (oflags & MSVCRT__O_EXCL)
2065 creation = CREATE_NEW;
2066 else if (oflags & MSVCRT__O_TRUNC)
2067 creation = CREATE_ALWAYS;
2068 else
2069 creation = OPEN_ALWAYS;
2070 }
2071 else /* no MSVCRT__O_CREAT */
2072 {
2073 if (oflags & MSVCRT__O_TRUNC)
2074 creation = TRUNCATE_EXISTING;
2075 else
2076 creation = OPEN_EXISTING;
2077 }
2078
2079 switch( shflags )
2080 {
2081 case MSVCRT__SH_DENYRW:
2082 sharing = 0L;
2083 break;
2084 case MSVCRT__SH_DENYWR:
2085 sharing = FILE_SHARE_READ;
2086 break;
2087 case MSVCRT__SH_DENYRD:
2088 sharing = FILE_SHARE_WRITE;
2089 break;
2090 case MSVCRT__SH_DENYNO:
2091 sharing = FILE_SHARE_READ | FILE_SHARE_WRITE;
2092 break;
2093 default:
2094 ERR( "Unhandled shflags 0x%x\n", shflags );
2095 return MSVCRT_EINVAL;
2096 }
2097 attrib = FILE_ATTRIBUTE_NORMAL;
2098
2099 if (oflags & MSVCRT__O_TEMPORARY)
2100 {
2101 attrib |= FILE_FLAG_DELETE_ON_CLOSE;
2102 access |= DELETE;
2103 sharing |= FILE_SHARE_DELETE;
2104 }
2105
2106 sa.nLength = sizeof( SECURITY_ATTRIBUTES );
2107 sa.lpSecurityDescriptor = NULL;
2108 sa.bInheritHandle = !(oflags & MSVCRT__O_NOINHERIT);
2109
2110 if ((oflags&(MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT))
2111 && (creation==OPEN_ALWAYS || creation==OPEN_EXISTING)
2112 && !(access&GENERIC_READ))
2113 {
2114 hand = CreateFileW(path, GENERIC_READ, FILE_SHARE_READ|FILE_SHARE_WRITE,
2115 &sa, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0);
2116 if (hand != INVALID_HANDLE_VALUE)
2117 {
2118 oflags = check_bom(hand, oflags, FALSE);
2119 CloseHandle(hand);
2120 }
2121 else
2122 oflags &= ~(MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT);
2123 }
2124
2125 hand = CreateFileW(path, access, sharing, &sa, creation, attrib, 0);
2126 if (hand == INVALID_HANDLE_VALUE) {
2127 WARN(":failed-last error (%d)\n",GetLastError());
2128 msvcrt_set_errno(GetLastError());
2129 return *MSVCRT__errno();
2130 }
2131
2132 if (oflags & (MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT))
2133 {
2134 if ((access & GENERIC_WRITE) && (creation==CREATE_NEW
2135 || creation==CREATE_ALWAYS || creation==TRUNCATE_EXISTING
2136 || (creation==OPEN_ALWAYS && GetLastError()==ERROR_ALREADY_EXISTS)))
2137 {
2138 if (oflags & MSVCRT__O_U8TEXT)
2139 {
2140 DWORD written = 0, tmp;
2141
2142 while(written!=sizeof(utf8_bom) && WriteFile(hand, (char*)utf8_bom+written,
2143 sizeof(utf8_bom)-written, &tmp, NULL))
2144 written += tmp;
2145 if (written != sizeof(utf8_bom)) {
2146 WARN("error writing BOM\n");
2147 CloseHandle(hand);
2148 msvcrt_set_errno(GetLastError());
2149 return *MSVCRT__errno();
2150 }
2151 }
2152 else
2153 {
2154 DWORD written = 0, tmp;
2155
2156 while(written!=sizeof(utf16_bom) && WriteFile(hand, (char*)utf16_bom+written,
2157 sizeof(utf16_bom)-written, &tmp, NULL))
2158 written += tmp;
2159 if (written != sizeof(utf16_bom))
2160 {
2161 WARN("error writing BOM\n");
2162 CloseHandle(hand);
2163 msvcrt_set_errno(GetLastError());
2164 return *MSVCRT__errno();
2165 }
2166 }
2167 }
2168 else if (access & GENERIC_READ)
2169 oflags = check_bom(hand, oflags, TRUE);
2170 }
2171
2172 type = GetFileType(hand);
2173 if (type == FILE_TYPE_CHAR)
2174 wxflag |= WX_TTY;
2175 else if (type == FILE_TYPE_PIPE)
2176 wxflag |= WX_PIPE;
2177
2178 *fd = msvcrt_alloc_fd(hand, wxflag);
2179 if (*fd == -1)
2180 return *MSVCRT__errno();
2181
2182 if (oflags & MSVCRT__O_WTEXT)
2183 msvcrt_get_ioinfo(*fd)->exflag |= EF_UTF16|EF_UNK_UNICODE;
2184 else if (oflags & MSVCRT__O_U16TEXT)
2185 msvcrt_get_ioinfo(*fd)->exflag |= EF_UTF16;
2186 else if (oflags & MSVCRT__O_U8TEXT)
2187 msvcrt_get_ioinfo(*fd)->exflag |= EF_UTF8;
2188
2189 TRACE(":fd (%d) handle (%p)\n", *fd, hand);
2190 return 0;
2191 }
2192
2193 /*********************************************************************
2194 * _wsopen (MSVCRT.@)
2195 */
2196 int CDECL MSVCRT__wsopen( const MSVCRT_wchar_t *path, int oflags, int shflags, ... )
2197 {
2198 int pmode;
2199 int fd;
2200
2201 if (oflags & MSVCRT__O_CREAT)
2202 {
2203 __ms_va_list ap;
2204
2205 __ms_va_start(ap, shflags);
2206 pmode = va_arg(ap, int);
2207 __ms_va_end(ap);
2208 }
2209 else
2210 pmode = 0;
2211
2212 MSVCRT__wsopen_s(&fd, path, oflags, shflags, pmode);
2213 return fd;
2214 }
2215
2216 /*********************************************************************
2217 * _sopen_s (MSVCRT.@)
2218 */
2219 int CDECL MSVCRT__sopen_s( int *fd, const char *path, int oflags, int shflags, int pmode )
2220 {
2221 MSVCRT_wchar_t *pathW;
2222 int ret;
2223
2224 if (!MSVCRT_CHECK_PMT(fd != NULL))
2225 return MSVCRT_EINVAL;
2226 *fd = -1;
2227 if(!MSVCRT_CHECK_PMT(path && (pathW = msvcrt_wstrdupa(path))))
2228 return MSVCRT_EINVAL;
2229
2230 ret = MSVCRT__wsopen_s(fd, pathW, oflags, shflags, pmode);
2231 MSVCRT_free(pathW);
2232 return ret;
2233 }
2234
2235 /*********************************************************************
2236 * _sopen (MSVCRT.@)
2237 */
2238 int CDECL MSVCRT__sopen( const char *path, int oflags, int shflags, ... )
2239 {
2240 int pmode;
2241 int fd;
2242
2243 if (oflags & MSVCRT__O_CREAT)
2244 {
2245 __ms_va_list ap;
2246
2247 __ms_va_start(ap, shflags);
2248 pmode = va_arg(ap, int);
2249 __ms_va_end(ap);
2250 }
2251 else
2252 pmode = 0;
2253
2254 MSVCRT__sopen_s(&fd, path, oflags, shflags, pmode);
2255 return fd;
2256 }
2257
2258 /*********************************************************************
2259 * _open (MSVCRT.@)
2260 */
2261 int CDECL MSVCRT__open( const char *path, int flags, ... )
2262 {
2263 __ms_va_list ap;
2264
2265 if (flags & MSVCRT__O_CREAT)
2266 {
2267 int pmode;
2268 __ms_va_start(ap, flags);
2269 pmode = va_arg(ap, int);
2270 __ms_va_end(ap);
2271 return MSVCRT__sopen( path, flags, MSVCRT__SH_DENYNO, pmode );
2272 }
2273 else
2274 return MSVCRT__sopen( path, flags, MSVCRT__SH_DENYNO);
2275 }
2276
2277 /*********************************************************************
2278 * _wopen (MSVCRT.@)
2279 */
2280 int CDECL MSVCRT__wopen(const MSVCRT_wchar_t *path,int flags,...)
2281 {
2282 __ms_va_list ap;
2283
2284 if (flags & MSVCRT__O_CREAT)
2285 {
2286 int pmode;
2287 __ms_va_start(ap, flags);
2288 pmode = va_arg(ap, int);
2289 __ms_va_end(ap);
2290 return MSVCRT__wsopen( path, flags, MSVCRT__SH_DENYNO, pmode );
2291 }
2292 else
2293 return MSVCRT__wsopen( path, flags, MSVCRT__SH_DENYNO);
2294 }
2295
2296 /*********************************************************************
2297 * _creat (MSVCRT.@)
2298 */
2299 int CDECL MSVCRT__creat(const char *path, int flags)
2300 {
2301 int usedFlags = (flags & MSVCRT__O_TEXT)| MSVCRT__O_CREAT| MSVCRT__O_WRONLY| MSVCRT__O_TRUNC;
2302 return MSVCRT__open(path, usedFlags);
2303 }
2304
2305 /*********************************************************************
2306 * _wcreat (MSVCRT.@)
2307 */
2308 int CDECL MSVCRT__wcreat(const MSVCRT_wchar_t *path, int flags)
2309 {
2310 int usedFlags = (flags & MSVCRT__O_TEXT)| MSVCRT__O_CREAT| MSVCRT__O_WRONLY| MSVCRT__O_TRUNC;
2311 return MSVCRT__wopen(path, usedFlags);
2312 }
2313
2314 /*********************************************************************
2315 * _open_osfhandle (MSVCRT.@)
2316 */
2317 int CDECL MSVCRT__open_osfhandle(MSVCRT_intptr_t handle, int oflags)
2318 {
2319 DWORD flags;
2320 int fd;
2321
2322 /* MSVCRT__O_RDONLY (0) always matches, so set the read flag
2323 * MFC's CStdioFile clears O_RDONLY (0)! if it wants to write to the
2324 * file, so set the write flag. It also only sets MSVCRT__O_TEXT if it wants
2325 * text - it never sets MSVCRT__O_BINARY.
2326 */
2327 /* don't let split_oflags() decide the mode if no mode is passed */
2328 if (!(oflags & (MSVCRT__O_BINARY | MSVCRT__O_TEXT)))
2329 oflags |= MSVCRT__O_BINARY;
2330
2331 flags = GetFileType((HANDLE)handle);
2332 if (flags==FILE_TYPE_UNKNOWN && GetLastError()!=NO_ERROR)
2333 {
2334 msvcrt_set_errno(GetLastError());
2335 return -1;
2336 }
2337
2338 if (flags == FILE_TYPE_CHAR)
2339 flags = WX_TTY;
2340 else if (flags == FILE_TYPE_PIPE)
2341 flags = WX_PIPE;
2342 else
2343 flags = 0;
2344 flags |= split_oflags(oflags);
2345
2346 fd = msvcrt_alloc_fd((HANDLE)handle, flags);
2347 TRACE(":handle (%ld) fd (%d) flags 0x%08x\n", handle, fd, flags);
2348 return fd;
2349 }
2350
2351 /*********************************************************************
2352 * _rmtmp (MSVCRT.@)
2353 */
2354 int CDECL MSVCRT__rmtmp(void)
2355 {
2356 int num_removed = 0, i;
2357 MSVCRT_FILE *file;
2358
2359 LOCK_FILES();
2360 for (i = 3; i < MSVCRT_stream_idx; i++) {
2361 file = msvcrt_get_file(i);
2362
2363 if (file->_tmpfname)
2364 {
2365 MSVCRT_fclose(file);
2366 num_removed++;
2367 }
2368 }
2369 UNLOCK_FILES();
2370
2371 if (num_removed)
2372 TRACE(":removed (%d) temp files\n",num_removed);
2373 return num_removed;
2374 }
2375
2376 static inline int get_utf8_char_len(char ch)
2377 {
2378 if((ch&0xf8) == 0xf0)
2379 return 4;
2380 else if((ch&0xf0) == 0xe0)
2381 return 3;
2382 else if((ch&0xe0) == 0xc0)
2383 return 2;
2384 return 1;
2385 }
2386
2387 /*********************************************************************
2388 * (internal) read_utf8
2389 */
2390 static int read_utf8(int fd, MSVCRT_wchar_t *buf, unsigned int count)
2391 {
2392 ioinfo *fdinfo = msvcrt_get_ioinfo(fd);
2393 HANDLE hand = fdinfo->handle;
2394 char min_buf[4], *readbuf, lookahead;
2395 DWORD readbuf_size, pos=0, num_read=1, char_len, i, j;
2396
2397 /* make the buffer big enough to hold at least one character */
2398 /* read bytes have to fit to output and lookahead buffers */
2399 count /= 2;
2400 readbuf_size = count < 4 ? 4 : count;
2401 if(readbuf_size<=4 || !(readbuf = MSVCRT_malloc(readbuf_size))) {
2402 readbuf_size = 4;
2403 readbuf = min_buf;
2404 }
2405
2406 if(fdinfo->lookahead[0] != '\n') {
2407 readbuf[pos++] = fdinfo->lookahead[0];
2408 fdinfo->lookahead[0] = '\n';
2409
2410 if(fdinfo->lookahead[1] != '\n') {
2411 readbuf[pos++] = fdinfo->lookahead[1];
2412 fdinfo->lookahead[1] = '\n';
2413
2414 if(fdinfo->lookahead[2] != '\n') {
2415 readbuf[pos++] = fdinfo->lookahead[2];
2416 fdinfo->lookahead[2] = '\n';
2417 }
2418 }
2419 }
2420
2421 /* NOTE: this case is broken in native dll, reading
2422 * sometimes fails when small buffer is passed
2423 */
2424 if(count < 4) {
2425 if(!pos && !ReadFile(hand, readbuf, 1, &num_read, NULL)) {
2426 if (GetLastError() == ERROR_BROKEN_PIPE) {
2427 fdinfo->wxflag |= WX_ATEOF;
2428 return 0;
2429 }else {
2430 msvcrt_set_errno(GetLastError());
2431 return -1;
2432 }
2433 }else if(!num_read) {
2434 fdinfo->wxflag |= WX_ATEOF;
2435 return 0;
2436 }else {
2437 pos++;
2438 }
2439
2440 char_len = get_utf8_char_len(readbuf[0]);
2441 if(char_len>pos) {
2442 if(ReadFile(hand, readbuf+pos, char_len-pos, &num_read, NULL))
2443 pos += num_read;
2444 }
2445
2446 if(readbuf[0] == '\n')
2447 fdinfo->wxflag |= WX_READNL;
2448 else
2449 fdinfo->wxflag &= ~WX_READNL;
2450
2451 if(readbuf[0] == 0x1a) {
2452 fdinfo->wxflag |= WX_ATEOF;
2453 return 0;
2454 }
2455
2456 if(readbuf[0] == '\r') {
2457 if(!ReadFile(hand, &lookahead, 1, &num_read, NULL) || num_read!=1)
2458 buf[0] = '\r';
2459 else if(lookahead == '\n')
2460 buf[0] = '\n';
2461 else {
2462 buf[0] = '\r';
2463 if(fdinfo->wxflag & (WX_PIPE | WX_TTY))
2464 fdinfo->lookahead[0] = lookahead;
2465 else
2466 SetFilePointer(fdinfo->handle, -1, NULL, FILE_CURRENT);
2467 }
2468 return 2;
2469 }
2470
2471 if(!(num_read = MultiByteToWideChar(CP_UTF8, 0, readbuf, pos, buf, count))) {
2472 msvcrt_set_errno(GetLastError());
2473 return -1;
2474 }
2475
2476 return num_read*2;
2477 }
2478
2479 if(!ReadFile(hand, readbuf+pos, readbuf_size-pos, &num_read, NULL)) {
2480 if(pos) {
2481 num_read = 0;
2482 }else if(GetLastError() == ERROR_BROKEN_PIPE) {
2483 fdinfo->wxflag |= WX_ATEOF;
2484 if (readbuf != min_buf) MSVCRT_free(readbuf);
2485 return 0;
2486 }else {
2487 msvcrt_set_errno(GetLastError());
2488 if (readbuf != min_buf) MSVCRT_free(readbuf);
2489 return -1;
2490 }
2491 }else if(!pos && !num_read) {
2492 fdinfo->wxflag |= WX_ATEOF;
2493 if (readbuf != min_buf) MSVCRT_free(readbuf);
2494 return 0;
2495 }
2496
2497 pos += num_read;
2498 if(readbuf[0] == '\n')
2499 fdinfo->wxflag |= WX_READNL;
2500 else
2501 fdinfo->wxflag &= ~WX_READNL;
2502
2503 /* Find first byte of last character (may be incomplete) */
2504 for(i=pos-1; i>0 && i>pos-4; i--)
2505 if((readbuf[i]&0xc0) != 0x80)
2506 break;
2507 char_len = get_utf8_char_len(readbuf[i]);
2508 if(char_len+i <= pos)
2509 i += char_len;
2510
2511 if(fdinfo->wxflag & (WX_PIPE | WX_TTY)) {
2512 if(i < pos)
2513 fdinfo->lookahead[0] = readbuf[i];
2514 if(i+1 < pos)
2515 fdinfo->lookahead[1] = readbuf[i+1];
2516 if(i+2 < pos)
2517 fdinfo->lookahead[2] = readbuf[i+2];
2518 }else if(i < pos) {
2519 SetFilePointer(fdinfo->handle, i-pos, NULL, FILE_CURRENT);
2520 }
2521 pos = i;
2522
2523 for(i=0, j=0; i<pos; i++) {
2524 if(readbuf[i] == 0x1a) {
2525 fdinfo->wxflag |= WX_ATEOF;
2526 break;
2527 }
2528
2529 /* strip '\r' if followed by '\n' */
2530 if(readbuf[i] == '\r' && i+1==pos) {
2531 if(fdinfo->lookahead[0] != '\n' || !ReadFile(hand, &lookahead, 1, &num_read, NULL) || !num_read) {
2532 readbuf[j++] = '\r';
2533 }else if(lookahead == '\n' && j==0) {
2534 readbuf[j++] = '\n';
2535 }else {
2536 if(lookahead != '\n')
2537 readbuf[j++] = '\r';
2538
2539 if(fdinfo->wxflag & (WX_PIPE | WX_TTY))
2540 fdinfo->lookahead[0] = lookahead;
2541 else
2542 SetFilePointer(fdinfo->handle, -1, NULL, FILE_CURRENT);
2543 }
2544 }else if(readbuf[i]!='\r' || readbuf[i+1]!='\n') {
2545 readbuf[j++] = readbuf[i];
2546 }
2547 }
2548 pos = j;
2549
2550 if(!(num_read = MultiByteToWideChar(CP_UTF8, 0, readbuf, pos, buf, count))) {
2551 msvcrt_set_errno(GetLastError());
2552 if (readbuf != min_buf) MSVCRT_free(readbuf);
2553 return -1;
2554 }
2555
2556 if (readbuf != min_buf) MSVCRT_free(readbuf);
2557 return num_read*2;
2558 }
2559
2560 /*********************************************************************
2561 * (internal) read_i
2562 *
2563 * When reading \r as last character in text mode, read() positions
2564 * the file pointer on the \r character while getc() goes on to
2565 * the following \n
2566 */
2567 static int read_i(int fd, void *buf, unsigned int count)
2568 {
2569 DWORD num_read, utf16;
2570 char *bufstart = buf;
2571 HANDLE hand = msvcrt_fdtoh(fd);
2572 ioinfo *fdinfo = msvcrt_get_ioinfo(fd);
2573
2574 if (count == 0)
2575 return 0;
2576
2577 if (fdinfo->wxflag & WX_ATEOF) {
2578 TRACE("already at EOF, returning 0\n");
2579 return 0;
2580 }
2581 /* Don't trace small reads, it gets *very* annoying */
2582 if (count > 4)
2583 TRACE(":fd (%d) handle (%p) buf (%p) len (%d)\n",fd,hand,buf,count);
2584 if (hand == INVALID_HANDLE_VALUE)
2585 {
2586 *MSVCRT__errno() = MSVCRT_EBADF;
2587 return -1;
2588 }
2589
2590 utf16 = (fdinfo->exflag & EF_UTF16) != 0;
2591 if (((fdinfo->exflag&EF_UTF8) || utf16) && count&1)
2592 {
2593 *MSVCRT__errno() = MSVCRT_EINVAL;
2594 return -1;
2595 }
2596
2597 if((fdinfo->wxflag&WX_TEXT) && (fdinfo->exflag&EF_UTF8))
2598 return read_utf8(fd, buf, count);
2599
2600 if (fdinfo->lookahead[0]!='\n' || ReadFile(hand, bufstart, count, &num_read, NULL))
2601 {
2602 if (fdinfo->lookahead[0] != '\n')
2603 {
2604 bufstart[0] = fdinfo->lookahead[0];
2605 fdinfo->lookahead[0] = '\n';
2606
2607 if (utf16)
2608 {
2609 bufstart[1] = fdinfo->lookahead[1];
2610 fdinfo->lookahead[1] = '\n';
2611 }
2612
2613 if(count>1+utf16 && ReadFile(hand, bufstart+1+utf16, count-1-utf16, &num_read, NULL))
2614 num_read += 1+utf16;
2615 else
2616 num_read = 1+utf16;
2617 }
2618
2619 if(utf16 && (num_read&1))
2620 {
2621 /* msvcr90 uses uninitialized value from the buffer in this case */
2622 /* msvcrt ignores additional data */
2623 ERR("got odd number of bytes in UTF16 mode\n");
2624 num_read--;
2625 }
2626
2627 if (count != 0 && num_read == 0)
2628 {
2629 fdinfo->wxflag |= WX_ATEOF;
2630 TRACE(":EOF %s\n",debugstr_an(buf,num_read));
2631 }
2632 else if (fdinfo->wxflag & WX_TEXT)
2633 {
2634 DWORD i, j;
2635
2636 if (bufstart[0]=='\n' && (!utf16 || bufstart[1]==0))
2637 fdinfo->wxflag |= WX_READNL;
2638 else
2639 fdinfo->wxflag &= ~WX_READNL;
2640
2641 for (i=0, j=0; i<num_read; i+=1+utf16)
2642 {
2643 /* in text mode, a ctrl-z signals EOF */
2644 if (bufstart[i]==0x1a && (!utf16 || bufstart[i+1]==0))
2645 {
2646 fdinfo->wxflag |= WX_ATEOF;
2647 TRACE(":^Z EOF %s\n",debugstr_an(buf,num_read));
2648 break;
2649 }
2650
2651 /* in text mode, strip \r if followed by \n */
2652 if (bufstart[i]=='\r' && (!utf16 || bufstart[i+1]==0) && i+1+utf16==num_read)
2653 {
2654 char lookahead[2];
2655 DWORD len;
2656
2657 lookahead[1] = '\n';
2658 if (ReadFile(hand, lookahead, 1+utf16, &len, NULL) && len)
2659 {
2660 if(lookahead[0]=='\n' && (!utf16 || lookahead[1]==0) && j==0)
2661 {
2662 bufstart[j++] = '\n';
2663 if(utf16) bufstart[j++] = 0;
2664 }
2665 else
2666 {
2667 if(lookahead[0]!='\n' || (utf16 && lookahead[1]!=0))
2668 {
2669 bufstart[j++] = '\r';
2670 if(utf16) bufstart[j++] = 0;
2671 }
2672
2673 if (fdinfo->wxflag & (WX_PIPE | WX_TTY))
2674 {
2675 if (lookahead[0]=='\n' && (!utf16 || !lookahead[1]))
2676 {
2677 bufstart[j++] = '\n';
2678 if (utf16) bufstart[j++] = 0;
2679 }
2680 else
2681 {
2682 fdinfo->lookahead[0] = lookahead[0];
2683 fdinfo->lookahead[1] = lookahead[1];
2684 }
2685 }
2686 else
2687 SetFilePointer(fdinfo->handle, -1-utf16, NULL, FILE_CURRENT);
2688 }
2689 }
2690 else
2691 {
2692 bufstart[j++] = '\r';
2693 if(utf16) bufstart[j++] = 0;
2694 }
2695 }
2696 else if((bufstart[i]!='\r' || (utf16 && bufstart[i+1]!=0))
2697 || (bufstart[i+1+utf16]!='\n' || (utf16 && bufstart[i+3]!=0)))
2698 {
2699 bufstart[j++] = bufstart[i];
2700 if(utf16) bufstart[j++] = bufstart[i+1];
2701 }
2702 }
2703 num_read = j;
2704 }
2705 }
2706 else
2707 {
2708 if (GetLastError() == ERROR_BROKEN_PIPE)
2709 {
2710 TRACE(":end-of-pipe\n");
2711 fdinfo->wxflag |= WX_ATEOF;
2712 return 0;
2713 }
2714 else
2715 {
2716 TRACE(":failed-last error (%d)\n",GetLastError());
2717 return -1;
2718 }
2719 }
2720
2721 if (count > 4)
2722 TRACE("(%u), %s\n",num_read,debugstr_an(buf, num_read));
2723 return num_read;
2724 }
2725
2726 /*********************************************************************
2727 * _read (MSVCRT.@)
2728 */
2729 int CDECL MSVCRT__read(int fd, void *buf, unsigned int count)
2730 {
2731 int num_read;
2732 num_read = read_i(fd, buf, count);
2733 return num_read;
2734 }
2735
2736 /*********************************************************************
2737 * _setmode (MSVCRT.@)
2738 */
2739 int CDECL MSVCRT__setmode(int fd,int mode)
2740 {
2741 int ret = msvcrt_get_ioinfo(fd)->wxflag & WX_TEXT ? MSVCRT__O_TEXT : MSVCRT__O_BINARY;
2742 if(ret==MSVCRT__O_TEXT && (msvcrt_get_ioinfo(fd)->exflag & (EF_UTF8|EF_UTF16)))
2743 ret = MSVCRT__O_WTEXT;
2744
2745 if(mode!=MSVCRT__O_TEXT && mode!=MSVCRT__O_BINARY && mode!=MSVCRT__O_WTEXT
2746 && mode!=MSVCRT__O_U16TEXT && mode!=MSVCRT__O_U8TEXT) {
2747 *MSVCRT__errno() = MSVCRT_EINVAL;
2748 return -1;
2749 }
2750
2751 if(mode == MSVCRT__O_BINARY) {
2752 msvcrt_get_ioinfo(fd)->wxflag &= ~WX_TEXT;
2753 msvcrt_get_ioinfo(fd)->exflag &= ~(EF_UTF8|EF_UTF16);
2754 return ret;
2755 }
2756
2757 msvcrt_get_ioinfo(fd)->wxflag |= WX_TEXT;
2758 if(mode == MSVCRT__O_TEXT)
2759 msvcrt_get_ioinfo(fd)->exflag &= ~(EF_UTF8|EF_UTF16);
2760 else if(mode == MSVCRT__O_U8TEXT)
2761 msvcrt_get_ioinfo(fd)->exflag = (msvcrt_get_ioinfo(fd)->exflag & ~EF_UTF16) | EF_UTF8;
2762 else
2763 msvcrt_get_ioinfo(fd)->exflag = (msvcrt_get_ioinfo(fd)->exflag & ~EF_UTF8) | EF_UTF16;
2764
2765 return ret;
2766 }
2767
2768 /*********************************************************************
2769 * _stat64 (MSVCRT.@)
2770 */
2771 int CDECL MSVCRT_stat64(const char* path, struct MSVCRT__stat64 * buf)
2772 {
2773 DWORD dw;
2774 WIN32_FILE_ATTRIBUTE_DATA hfi;
2775 unsigned short mode = ALL_S_IREAD;
2776 int plen;
2777
2778 TRACE(":file (%s) buf(%p)\n",path,buf);
2779
2780 plen = strlen(path);
2781 while (plen && path[plen-1]==' ')
2782 plen--;
2783
2784 if (plen && (plen<2 || path[plen-2]!=':') &&
2785 (path[plen-1]==':' || path[plen-1]=='\\' || path[plen-1]=='/'))
2786 {
2787 *MSVCRT__errno() = MSVCRT_ENOENT;
2788 return -1;
2789 }
2790
2791 if (!GetFileAttributesExA(path, GetFileExInfoStandard, &hfi))
2792 {
2793 TRACE("failed (%d)\n",GetLastError());
2794 *MSVCRT__errno() = MSVCRT_ENOENT;
2795 return -1;
2796 }
2797
2798 memset(buf,0,sizeof(struct MSVCRT__stat64));
2799
2800 /* FIXME: rdev isn't drive num, despite what the docs say-what is it?
2801 Bon 011120: This FIXME seems incorrect
2802 Also a letter as first char isn't enough to be classified
2803 as a drive letter
2804 */
2805 if (isalpha(*path)&& (*(path+1)==':'))
2806 buf->st_dev = buf->st_rdev = toupper(*path) - 'A'; /* drive num */
2807 else
2808 buf->st_dev = buf->st_rdev = MSVCRT__getdrive() - 1;
2809
2810 /* Dir, or regular file? */
2811 if (hfi.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
2812 mode |= (MSVCRT__S_IFDIR | ALL_S_IEXEC);
2813 else
2814 {
2815 mode |= MSVCRT__S_IFREG;
2816 /* executable? */
2817 if (plen > 6 && path[plen-4] == '.') /* shortest exe: "\x.exe" */
2818 {
2819 unsigned int ext = tolower(path[plen-1]) | (tolower(path[plen-2]) << 8) |
2820 (tolower(path[plen-3]) << 16);
2821 if (ext == EXE || ext == BAT || ext == CMD || ext == COM)
2822 mode |= ALL_S_IEXEC;
2823 }
2824 }
2825
2826 if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY))
2827 mode |= ALL_S_IWRITE;
2828
2829 buf->st_mode = mode;
2830 buf->st_nlink = 1;
2831 buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow;
2832 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw);
2833 buf->st_atime = dw;
2834 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw);
2835 buf->st_mtime = buf->st_ctime = dw;
2836 TRACE("%d %d 0x%08x%08x %d %d %d\n", buf->st_mode,buf->st_nlink,
2837 (int)(buf->st_size >> 32),(int)buf->st_size,
2838 (int)buf->st_atime,(int)buf->st_mtime,(int)buf->st_ctime);
2839 return 0;
2840 }
2841
2842 /*********************************************************************
2843 * _stati64 (MSVCRT.@)
2844 */
2845 int CDECL MSVCRT_stati64(const char* path, struct MSVCRT__stati64 * buf)
2846 {
2847 int ret;
2848 struct MSVCRT__stat64 buf64;
2849
2850 ret = MSVCRT_stat64(path, &buf64);
2851 if (!ret)
2852 msvcrt_stat64_to_stati64(&buf64, buf);
2853 return ret;
2854 }
2855
2856 /*********************************************************************
2857 * _stat (MSVCRT.@)
2858 */
2859 int CDECL MSVCRT_stat(const char* path, struct MSVCRT__stat * buf)
2860 {
2861 int ret;
2862 struct MSVCRT__stat64 buf64;
2863
2864 ret = MSVCRT_stat64( path, &buf64);
2865 if (!ret)
2866 msvcrt_stat64_to_stat(&buf64, buf);
2867 return ret;
2868 }
2869
2870 /*********************************************************************
2871 * _stat32 (MSVCR100.@)
2872 */
2873 int CDECL MSVCRT__stat32(const char *path, struct MSVCRT__stat32 *buf)
2874 {
2875 int ret;
2876 struct MSVCRT__stat64 buf64;
2877
2878 ret = MSVCRT_stat64(path, &buf64);
2879 if (!ret)
2880 msvcrt_stat64_to_stat32(&buf64, buf);
2881 return ret;
2882 }
2883
2884 /*********************************************************************
2885 * _stat32i64 (MSVCR100.@)
2886 */
2887 int CDECL MSVCRT__stat32i64(const char *path, struct MSVCRT__stat32i64 *buf)
2888 {
2889 int ret;
2890 struct MSVCRT__stat64 buf64;
2891
2892 ret = MSVCRT_stat64(path, &buf64);
2893 if (!ret)
2894 msvcrt_stat64_to_stat32i64(&buf64, buf);
2895 return ret;
2896 }
2897
2898 /*********************************************************************
2899 * _stat64i32 (MSVCR100.@)
2900 */
2901 int CDECL MSVCRT__stat64i32(const char* path, struct MSVCRT__stat64i32 *buf)
2902 {
2903 int ret;
2904 struct MSVCRT__stat64 buf64;
2905
2906 ret = MSVCRT_stat64(path, &buf64);
2907 if (!ret)
2908 msvcrt_stat64_to_stat64i32(&buf64, buf);
2909 return ret;
2910 }
2911
2912 /*********************************************************************
2913 * _wstat64 (MSVCRT.@)
2914 */
2915 int CDECL MSVCRT__wstat64(const MSVCRT_wchar_t* path, struct MSVCRT__stat64 * buf)
2916 {
2917 DWORD dw;
2918 WIN32_FILE_ATTRIBUTE_DATA hfi;
2919 unsigned short mode = ALL_S_IREAD;
2920 int plen;
2921
2922 TRACE(":file (%s) buf(%p)\n",debugstr_w(path),buf);
2923
2924 plen = strlenW(path);
2925 while (plen && path[plen-1]==' ')
2926 plen--;
2927
2928 if(plen && (plen<2 || path[plen-2]!=':') &&
2929 (path[plen-1]==':' || path[plen-1]=='\\' || path[plen-1]=='/'))
2930 {
2931 *MSVCRT__errno() = MSVCRT_ENOENT;
2932 return -1;
2933 }
2934
2935 if (!GetFileAttributesExW(path, GetFileExInfoStandard, &hfi))
2936 {
2937 TRACE("failed (%d)\n",GetLastError());
2938 *MSVCRT__errno() = MSVCRT_ENOENT;
2939 return -1;
2940 }
2941
2942 memset(buf,0,sizeof(struct MSVCRT__stat64));
2943
2944 /* FIXME: rdev isn't drive num, despite what the docs says-what is it? */
2945 if (MSVCRT_iswalpha(*path))
2946 buf->st_dev = buf->st_rdev = toupperW(*path - 'A'); /* drive num */
2947 else
2948 buf->st_dev = buf->st_rdev = MSVCRT__getdrive() - 1;
2949
2950 /* Dir, or regular file? */
2951 if (hfi.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
2952 mode |= (MSVCRT__S_IFDIR | ALL_S_IEXEC);
2953 else
2954 {
2955 mode |= MSVCRT__S_IFREG;
2956 /* executable? */
2957 if (plen > 6 && path[plen-4] == '.') /* shortest exe: "\x.exe" */
2958 {
2959 ULONGLONG ext = tolowerW(path[plen-1]) | (tolowerW(path[plen-2]) << 16) |
2960 ((ULONGLONG)tolowerW(path[plen-3]) << 32);
2961 if (ext == WCEXE || ext == WCBAT || ext == WCCMD || ext == WCCOM)
2962 mode |= ALL_S_IEXEC;
2963 }
2964 }
2965
2966 if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY))
2967 mode |= ALL_S_IWRITE;
2968
2969 buf->st_mode = mode;
2970 buf->st_nlink = 1;
2971 buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow;
2972 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw);
2973 buf->st_atime = dw;
2974 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw);
2975 buf->st_mtime = buf->st_ctime = dw;
2976 TRACE("%d %d 0x%08x%08x %d %d %d\n", buf->st_mode,buf->st_nlink,
2977 (int)(buf->st_size >> 32),(int)buf->st_size,
2978 (int)buf->st_atime,(int)buf->st_mtime,(int)buf->st_ctime);
2979 return 0;
2980 }
2981
2982 /*********************************************************************
2983 * _wstati64 (MSVCRT.@)
2984 */
2985 int CDECL MSVCRT__wstati64(const MSVCRT_wchar_t* path, struct MSVCRT__stati64 * buf)
2986 {
2987 int ret;
2988 struct MSVCRT__stat64 buf64;
2989
2990 ret = MSVCRT__wstat64(path, &buf64);
2991 if (!ret)
2992 msvcrt_stat64_to_stati64(&buf64, buf);
2993 return ret;
2994 }
2995
2996 /*********************************************************************
2997 * _wstat (MSVCRT.@)
2998 */
2999 int CDECL MSVCRT__wstat(const MSVCRT_wchar_t* path, struct MSVCRT__stat * buf)
3000 {
3001 int ret;
3002 struct MSVCRT__stat64 buf64;
3003
3004 ret = MSVCRT__wstat64( path, &buf64 );
3005 if (!ret) msvcrt_stat64_to_stat(&buf64, buf);
3006 return ret;
3007 }
3008
3009 /*********************************************************************
3010 * _wstat32 (MSVCR100.@)
3011 */
3012 int CDECL MSVCRT__wstat32(const MSVCRT_wchar_t *path, struct MSVCRT__stat32 *buf)
3013 {
3014 int ret;
3015 struct MSVCRT__stat64 buf64;
3016
3017 ret = MSVCRT__wstat64(path, &buf64);
3018 if (!ret)
3019 msvcrt_stat64_to_stat32(&buf64, buf);
3020 return ret;
3021 }
3022
3023 /*********************************************************************
3024 * _wstat32i64 (MSVCR100.@)
3025 */
3026 int CDECL MSVCRT__wstat32i64(const MSVCRT_wchar_t *path, struct MSVCRT__stat32i64 *buf)
3027 {
3028 int ret;
3029 struct MSVCRT__stat64 buf64;
3030
3031 ret = MSVCRT__wstat64(path, &buf64);
3032 if (!ret)
3033 msvcrt_stat64_to_stat32i64(&buf64, buf);
3034 return ret;
3035 }
3036
3037 /*********************************************************************
3038 * _wstat64i32 (MSVCR100.@)
3039 */
3040 int CDECL MSVCRT__wstat64i32(const MSVCRT_wchar_t *path, struct MSVCRT__stat64i32 *buf)
3041 {
3042 int ret;
3043 struct MSVCRT__stat64 buf64;
3044
3045 ret = MSVCRT__wstat64(path, &buf64);
3046 if (!ret)
3047 msvcrt_stat64_to_stat64i32(&buf64, buf);
3048 return ret;
3049 }
3050
3051 /*********************************************************************
3052 * _tell (MSVCRT.@)
3053 */
3054 MSVCRT_long CDECL MSVCRT__tell(int fd)
3055 {
3056 return MSVCRT__lseek(fd, 0, SEEK_CUR);
3057 }
3058
3059 /*********************************************************************
3060 * _telli64 (MSVCRT.@)
3061 */
3062 __int64 CDECL _telli64(int fd)
3063 {
3064 return MSVCRT__lseeki64(fd, 0, SEEK_CUR);
3065 }
3066
3067 /*********************************************************************
3068 * _tempnam (MSVCRT.@)
3069 */
3070 char * CDECL MSVCRT__tempnam(const char *dir, const char *prefix)
3071 {
3072 char tmpbuf[MAX_PATH];
3073 const char *tmp_dir = MSVCRT_getenv("TMP");
3074
3075 if (tmp_dir) dir = tmp_dir;
3076
3077 TRACE("dir (%s) prefix (%s)\n",dir,prefix);
3078 if (GetTempFileNameA(dir,prefix,0,tmpbuf))
3079 {
3080 TRACE("got name (%s)\n",tmpbuf);
3081 DeleteFileA(tmpbuf);
3082 return MSVCRT__strdup(tmpbuf);
3083 }
3084 TRACE("failed (%d)\n",GetLastError());
3085 return NULL;
3086 }
3087
3088 /*********************************************************************
3089 * _wtempnam (MSVCRT.@)
3090 */
3091 MSVCRT_wchar_t * CDECL MSVCRT__wtempnam(const MSVCRT_wchar_t *dir, const MSVCRT_wchar_t *prefix)
3092 {
3093 static const MSVCRT_wchar_t tmpW[] = {'T','M','P',0};
3094 MSVCRT_wchar_t tmpbuf[MAX_PATH];
3095 const MSVCRT_wchar_t *tmp_dir = MSVCRT__wgetenv(tmpW);
3096
3097 if (tmp_dir) dir = tmp_dir;
3098
3099 TRACE("dir (%s) prefix (%s)\n",debugstr_w(dir),debugstr_w(prefix));
3100 if (GetTempFileNameW(dir,prefix,0,tmpbuf))
3101 {
3102 TRACE("got name (%s)\n",debugstr_w(tmpbuf));
3103 DeleteFileW(tmpbuf);
3104 return MSVCRT__wcsdup(tmpbuf);
3105 }
3106 TRACE("failed (%d)\n",GetLastError());
3107 return NULL;
3108 }
3109
3110 /*********************************************************************
3111 * _umask (MSVCRT.@)
3112 */
3113 int CDECL MSVCRT__umask(int umask)
3114 {
3115 int old_umask = MSVCRT_umask;
3116 TRACE("(%d)\n",umask);
3117 MSVCRT_umask = umask;
3118 return old_umask;
3119 }
3120
3121 /*********************************************************************
3122 * _utime64 (MSVCRT.@)
3123 */
3124 int CDECL _utime64(const char* path, struct MSVCRT___utimbuf64 *t)
3125 {
3126 int fd = MSVCRT__open(path, MSVCRT__O_WRONLY | MSVCRT__O_BINARY);
3127
3128 if (fd > 0)
3129 {
3130 int retVal = _futime64(fd, t);
3131 MSVCRT__close(fd);
3132 return retVal;
3133 }
3134 return -1;
3135 }
3136
3137 /*********************************************************************
3138 * _utime32 (MSVCRT.@)
3139 */
3140 int CDECL _utime32(const char* path, struct MSVCRT___utimbuf32 *t)
3141 {
3142 if (t)
3143 {
3144 struct MSVCRT___utimbuf64 t64;
3145 t64.actime = t->actime;
3146 t64.modtime = t->modtime;
3147 return _utime64( path, &t64 );
3148 }
3149 else
3150 return _utime64( path, NULL );
3151 }
3152
3153 /*********************************************************************
3154 * _utime (MSVCRT.@)
3155 */
3156 #ifdef _WIN64
3157 int CDECL _utime(const char* path, struct MSVCRT___utimbuf64 *t)
3158 {
3159 return _utime64( path, t );
3160 }
3161 #else
3162 int CDECL _utime(const char* path, struct MSVCRT___utimbuf32 *t)
3163 {
3164 return _utime32( path, t );
3165 }
3166 #endif
3167
3168 /*********************************************************************
3169 * _wutime64 (MSVCRT.@)
3170 */
3171 int CDECL _wutime64(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf64 *t)
3172 {
3173 int fd = MSVCRT__wopen(path, MSVCRT__O_WRONLY | MSVCRT__O_BINARY);
3174
3175 if (fd > 0)
3176 {
3177 int retVal = _futime64(fd, t);
3178 MSVCRT__close(fd);
3179 return retVal;
3180 }
3181 return -1;
3182 }
3183
3184 /*********************************************************************
3185 * _wutime32 (MSVCRT.@)
3186 */
3187 int CDECL _wutime32(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf32 *t)
3188 {
3189 if (t)
3190 {
3191 struct MSVCRT___utimbuf64 t64;
3192 t64.actime = t->actime;
3193 t64.modtime = t->modtime;
3194 return _wutime64( path, &t64 );
3195 }
3196 else
3197 return _wutime64( path, NULL );
3198 }
3199
3200 /*********************************************************************
3201 * _wutime (MSVCRT.@)
3202 */
3203 #ifdef _WIN64
3204 int CDECL _wutime(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf64 *t)
3205 {
3206 return _wutime64( path, t );
3207 }
3208 #else
3209 int CDECL _wutime(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf32 *t)
3210 {
3211 return _wutime32( path, t );
3212 }
3213 #endif
3214
3215 /*********************************************************************
3216 * _write (MSVCRT.@)
3217 */
3218 int CDECL MSVCRT__write(int fd, const void* buf, unsigned int count)
3219 {
3220 DWORD num_written;
3221 ioinfo *info = msvcrt_get_ioinfo(fd);
3222 HANDLE hand = info->handle;
3223
3224 /* Don't trace small writes, it gets *very* annoying */
3225 #if 0
3226 if (count > 32)
3227 TRACE(":fd (%d) handle (%d) buf (%p) len (%d)\n",fd,hand,buf,count);
3228 #endif
3229 if (hand == INVALID_HANDLE_VALUE)
3230 {
3231 *MSVCRT__errno() = MSVCRT_EBADF;
3232 return -1;
3233 }
3234
3235 if (((info->exflag&EF_UTF8) || (info->exflag&EF_UTF16)) && count&1)
3236 {
3237 *MSVCRT__errno() = MSVCRT_EINVAL;
3238 return -1;
3239 }
3240
3241 /* If appending, go to EOF */
3242 if (info->wxflag & WX_APPEND)
3243 MSVCRT__lseek(fd, 0, FILE_END);
3244
3245 if (!(info->wxflag & WX_TEXT))
3246 {
3247 if (WriteFile(hand, buf, count, &num_written, NULL)
3248 && (num_written == count))
3249 return num_written;
3250 TRACE("WriteFile (fd %d, hand %p) failed-last error (%d)\n", fd,
3251 hand, GetLastError());
3252 *MSVCRT__errno() = MSVCRT_ENOSPC;
3253 }
3254 else
3255 {
3256 unsigned int i, j, nr_lf, size;
3257 char *p = NULL;
3258 const char *q;
3259 const char *s = buf, *buf_start = buf;
3260
3261 if (!(info->exflag & (EF_UTF8|EF_UTF16)))
3262 {
3263 /* find number of \n */
3264 for (nr_lf=0, i=0; i<count; i++)
3265 if (s[i] == '\n')
3266 nr_lf++;
3267 if (nr_lf)
3268 {
3269 size = count+nr_lf;
3270 if ((q = p = MSVCRT_malloc(size)))
3271 {
3272 for (s = buf, i = 0, j = 0; i < count; i++)
3273 {
3274 if (s[i] == '\n')
3275 p[j++] = '\r';
3276 p[j++] = s[i];
3277 }
3278 }
3279 else
3280 {
3281 FIXME("Malloc failed\n");
3282 nr_lf = 0;
3283 size = count;
3284 q = buf;
3285 }
3286 }
3287 else
3288 {
3289 size = count;
3290 q = buf;
3291 }
3292 }
3293 else if (info->exflag & EF_UTF16)
3294 {
3295 for (nr_lf=0, i=0; i<count; i+=2)
3296 if (s[i]=='\n' && s[i+1]==0)
3297 nr_lf += 2;
3298 if (nr_lf)
3299 {
3300 size = count+nr_lf;
3301 if ((q = p = MSVCRT_malloc(size)))
3302 {
3303 for (s=buf, i=0, j=0; i<count; i++)
3304 {
3305 if (s[i]=='\n' && s[i+1]==0)
3306 {
3307 p[j++] = '\r';
3308 p[j++] = 0;
3309 }
3310 p[j++] = s[i++];
3311 p[j++] = s[i];
3312 }
3313 }
3314 else
3315 {
3316 FIXME("Malloc failed\n");
3317 nr_lf = 0;
3318 size = count;
3319 q = buf;
3320 }
3321 }
3322 else
3323 {
3324 size = count;
3325 q = buf;
3326 }
3327 }
3328 else
3329 {
3330 DWORD conv_len;
3331
3332 for(nr_lf=0, i=0; i<count; i+=2)
3333 if (s[i]=='\n' && s[i+1]==0)
3334 nr_lf++;
3335
3336 conv_len = WideCharToMultiByte(CP_UTF8, 0, (WCHAR*)buf, count/2, NULL, 0, NULL, NULL);
3337 if(!conv_len) {
3338 msvcrt_set_errno(GetLastError());
3339 MSVCRT_free(p);
3340 return -1;
3341 }
3342
3343 size = conv_len+nr_lf;
3344 if((p = MSVCRT_malloc(count+nr_lf*2+size)))
3345 {
3346 for (s=buf, i=0, j=0; i<count; i++)
3347 {
3348 if (s[i]=='\n' && s[i+1]==0)
3349 {
3350 p[j++] = '\r';
3351 p[j++] = 0;
3352 }
3353 p[j++] = s[i++];
3354 p[j++] = s[i];
3355 }
3356 q = p+count+nr_lf*2;
3357 WideCharToMultiByte(CP_UTF8, 0, (WCHAR*)p, count/2+nr_lf,
3358 p+count+nr_lf*2, conv_len+nr_lf, NULL, NULL);
3359 }
3360 else
3361 {
3362 FIXME("Malloc failed\n");
3363 nr_lf = 0;
3364 size = count;
3365 q = buf;
3366 }
3367 }
3368
3369 if (!WriteFile(hand, q, size, &num_written, NULL))
3370 num_written = -1;
3371 if(p)
3372 MSVCRT_free(p);
3373 if (num_written != size)
3374 {
3375 TRACE("WriteFile (fd %d, hand %p) failed-last error (%d), num_written %d\n",
3376 fd, hand, GetLastError(), num_written);
3377 *MSVCRT__errno() = MSVCRT_ENOSPC;
3378 return s - buf_start;
3379 }
3380 return count;
3381 }
3382
3383 return -1;
3384 }
3385
3386 /*********************************************************************
3387 * _putw (MSVCRT.@)
3388 */
3389 int CDECL MSVCRT__putw(int val, MSVCRT_FILE* file)
3390 {
3391 int len;
3392
3393 MSVCRT__lock_file(file);
3394 len = MSVCRT__write(file->_file, &val, sizeof(val));
3395 if (len == sizeof(val)) {
3396 MSVCRT__unlock_file(file);
3397 return val;
3398 }
3399
3400 file->_flag |= MSVCRT__IOERR;
3401 MSVCRT__unlock_file(file);
3402 return MSVCRT_EOF;
3403 }
3404
3405 /*********************************************************************
3406 * fclose (MSVCRT.@)
3407 */
3408 int CDECL MSVCRT_fclose(MSVCRT_FILE* file)
3409 {
3410 int ret;
3411
3412 MSVCRT__lock_file(file);
3413 ret = MSVCRT__fclose_nolock(file);
3414 MSVCRT__unlock_file(file);
3415
3416 return ret;
3417 }
3418
3419 /*********************************************************************
3420 * _fclose_nolock (MSVCRT.@)
3421 */
3422 int CDECL MSVCRT__fclose_nolock(MSVCRT_FILE* file)
3423 {
3424 int r, flag;
3425
3426 flag = file->_flag;
3427 MSVCRT_free(file->_tmpfname);
3428 file->_tmpfname = NULL;
3429 /* flush stdio buffers */
3430 if(file->_flag & MSVCRT__IOWRT)
3431 MSVCRT_fflush(file);
3432 if(file->_flag & MSVCRT__IOMYBUF)
3433 MSVCRT_free(file->_base);
3434
3435 r=MSVCRT__close(file->_file);
3436 file->_flag = 0;
3437
3438 return ((r == -1) || (flag & MSVCRT__IOERR) ? MSVCRT_EOF : 0);
3439 }
3440
3441 /*********************************************************************
3442 * feof (MSVCRT.@)
3443 */
3444 int CDECL MSVCRT_feof(MSVCRT_FILE* file)
3445 {
3446 return file->_flag & MSVCRT__IOEOF;
3447 }
3448
3449 /*********************************************************************
3450 * ferror (MSVCRT.@)
3451 */
3452 int CDECL MSVCRT_ferror(MSVCRT_FILE* file)
3453 {
3454 return file->_flag & MSVCRT__IOERR;
3455 }
3456
3457 /*********************************************************************
3458 * _filbuf (MSVCRT.@)
3459 */
3460 int CDECL MSVCRT__filbuf(MSVCRT_FILE* file)
3461 {
3462 unsigned char c;
3463
3464 if(file->_flag & MSVCRT__IOSTRG)
3465 return MSVCRT_EOF;
3466
3467 /* Allocate buffer if needed */
3468 if(!(file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF)))
3469 msvcrt_alloc_buffer(file);
3470
3471 if(!(file->_flag & MSVCRT__IOREAD)) {
3472 if(file->_flag & MSVCRT__IORW)
3473 file->_flag |= MSVCRT__IOREAD;
3474 else
3475 return MSVCRT_EOF;
3476 }
3477
3478 if(!(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF))) {
3479 int r;
3480 if ((r = read_i(file->_file,&c,1)) != 1) {
3481 file->_flag |= (r == 0) ? MSVCRT__IOEOF : MSVCRT__IOERR;
3482 return MSVCRT_EOF;
3483 }
3484
3485 return c;
3486 } else {
3487 file->_cnt = read_i(file->_file, file->_base, file->_bufsiz);
3488 if(file->_cnt<=0) {
3489 file->_flag |= (file->_cnt == 0) ? MSVCRT__IOEOF : MSVCRT__IOERR;
3490 file->_cnt = 0;
3491 return MSVCRT_EOF;
3492 }
3493
3494 file->_cnt--;
3495 file->_ptr = file->_base+1;
3496 c = *(unsigned char *)file->_base;
3497 return c;
3498 }
3499 }
3500
3501 /*********************************************************************
3502 * fgetc (MSVCRT.@)
3503 */
3504 int CDECL MSVCRT_fgetc(MSVCRT_FILE* file)
3505 {
3506 unsigned char *i;
3507 unsigned int j;
3508
3509 MSVCRT__lock_file(file);
3510 if (file->_cnt>0) {
3511 file->_cnt--;
3512 i = (unsigned char *)file->_ptr++;
3513 j = *i;
3514 } else
3515 j = MSVCRT__filbuf(file);
3516
3517 MSVCRT__unlock_file(file);
3518 return j;
3519 }
3520
3521 /*********************************************************************
3522 * _fgetchar (MSVCRT.@)
3523 */
3524 int CDECL MSVCRT__fgetchar(void)
3525 {
3526 return MSVCRT_fgetc(MSVCRT_stdin);
3527 }
3528
3529 /*********************************************************************
3530 * fgets (MSVCRT.@)
3531 */
3532 char * CDECL MSVCRT_fgets(char *s, int size, MSVCRT_FILE* file)
3533 {
3534 int cc = MSVCRT_EOF;
3535 char * buf_start = s;
3536
3537 TRACE(":file(%p) fd (%d) str (%p) len (%d)\n",
3538 file,file->_file,s,size);
3539
3540 MSVCRT__lock_file(file);
3541
3542 while ((size >1) && (cc = MSVCRT_fgetc(file)) != MSVCRT_EOF && cc != '\n')
3543 {
3544 *s++ = (char)cc;
3545 size --;
3546 }
3547 if ((cc == MSVCRT_EOF) && (s == buf_start)) /* If nothing read, return 0*/
3548 {
3549 TRACE(":nothing read\n");
3550 MSVCRT__unlock_file(file);
3551 return NULL;
3552 }
3553 if ((cc != MSVCRT_EOF) && (size > 1))
3554 *s++ = cc;
3555 *s = '\0';
3556 TRACE(":got %s\n", debugstr_a(buf_start));
3557 MSVCRT__unlock_file(file);
3558 return buf_start;
3559 }
3560
3561 /*********************************************************************
3562 * fgetwc (MSVCRT.@)
3563 */
3564 MSVCRT_wint_t CDECL MSVCRT_fgetwc(MSVCRT_FILE* file)
3565 {
3566 MSVCRT_wint_t ret;
3567 int ch;
3568
3569 MSVCRT__lock_file(file);
3570
3571 if((msvcrt_get_ioinfo(file->_file)->exflag & (EF_UTF8 | EF_UTF16))
3572 || !(msvcrt_get_ioinfo(file->_file)->wxflag & WX_TEXT)) {
3573 char *p;
3574
3575 for(p=(char*)&ret; (MSVCRT_wint_t*)p<&ret+1; p++) {
3576 ch = MSVCRT_fgetc(file);
3577 if(ch == MSVCRT_EOF) {
3578 ret = MSVCRT_WEOF;
3579 break;
3580 }
3581 *p = (char)ch;
3582 }
3583 }else {
3584 char mbs[MSVCRT_MB_LEN_MAX];
3585 int len = 0;
3586
3587 ch = MSVCRT_fgetc(file);
3588 if(ch != MSVCRT_EOF) {
3589 mbs[0] = (char)ch;
3590 if(MSVCRT_isleadbyte((unsigned char)mbs[0])) {
3591 ch = MSVCRT_fgetc(file);
3592 if(ch != MSVCRT_EOF) {
3593 mbs[1] = (char)ch;
3594 len = 2;
3595 }
3596 }else {
3597 len = 1;
3598 }
3599 }
3600
3601 if(!len || MSVCRT_mbtowc(&ret, mbs, len)==-1)
3602 ret = MSVCRT_WEOF;
3603 }
3604
3605 MSVCRT__unlock_file(file);
3606 return ret;
3607 }
3608
3609 /*********************************************************************
3610 * _getw (MSVCRT.@)
3611 */
3612 int CDECL MSVCRT__getw(MSVCRT_FILE* file)
3613 {
3614 char *ch;
3615 int i, k;
3616 unsigned int j;
3617 ch = (char *)&i;
3618
3619 MSVCRT__lock_file(file);
3620 for (j=0; j<sizeof(int); j++) {
3621 k = MSVCRT_fgetc(file);
3622 if (k == MSVCRT_EOF) {
3623 file->_flag |= MSVCRT__IOEOF;
3624 MSVCRT__unlock_file(file);
3625 return EOF;
3626 }
3627 ch[j] = k;
3628 }
3629
3630 MSVCRT__unlock_file(file);
3631 return i;
3632 }
3633
3634 /*********************************************************************
3635 * getwc (MSVCRT.@)
3636 */
3637 MSVCRT_wint_t CDECL MSVCRT_getwc(MSVCRT_FILE* file)
3638 {
3639 return MSVCRT_fgetwc(file);
3640 }
3641
3642 /*********************************************************************
3643 * _fgetwchar (MSVCRT.@)
3644 */
3645 MSVCRT_wint_t CDECL MSVCRT__fgetwchar(void)
3646 {
3647 return MSVCRT_fgetwc(MSVCRT_stdin);
3648 }
3649
3650 /*********************************************************************
3651 * getwchar (MSVCRT.@)
3652 */
3653 MSVCRT_wint_t CDECL MSVCRT_getwchar(void)
3654 {
3655 return MSVCRT__fgetwchar();
3656 }
3657
3658 /*********************************************************************
3659 * fgetws (MSVCRT.@)
3660 */
3661 MSVCRT_wchar_t * CDECL MSVCRT_fgetws(MSVCRT_wchar_t *s, int size, MSVCRT_FILE* file)
3662 {
3663 MSVCRT_wint_t cc = MSVCRT_WEOF;
3664 MSVCRT_wchar_t * buf_start = s;
3665
3666 TRACE(":file(%p) fd (%d) str (%p) len (%d)\n",
3667 file,file->_file,s,size);
3668
3669 MSVCRT__lock_file(file);
3670
3671 while ((size >1) && (cc = MSVCRT_fgetwc(file)) != MSVCRT_WEOF && cc != '\n')
3672 {
3673 *s++ = cc;
3674 size --;
3675 }
3676 if ((cc == MSVCRT_WEOF) && (s == buf_start)) /* If nothing read, return 0*/
3677 {
3678 TRACE(":nothing read\n");
3679 MSVCRT__unlock_file(file);
3680 return NULL;
3681 }
3682 if ((cc != MSVCRT_WEOF) && (size > 1))
3683 *s++ = cc;
3684 *s = 0;
3685 TRACE(":got %s\n", debugstr_w(buf_start));
3686 MSVCRT__unlock_file(file);
3687 return buf_start;
3688 }
3689
3690 /*********************************************************************
3691 * _flsbuf (MSVCRT.@)
3692 */
3693 int CDECL MSVCRT__flsbuf(int c, MSVCRT_FILE* file)
3694 {
3695 /* Flush output buffer */
3696 if(!(file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF))) {
3697 msvcrt_alloc_buffer(file);
3698 }
3699 if(!(file->_flag & MSVCRT__IOWRT)) {
3700 if(file->_flag & MSVCRT__IORW)
3701 file->_flag |= MSVCRT__IOWRT;
3702 else
3703 return MSVCRT_EOF;
3704 }
3705 if(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)) {
3706 int res = 0;
3707
3708 if(file->_cnt <= 0) {
3709 res = msvcrt_flush_buffer(file);
3710 if(res)
3711 return res;
3712 file->_cnt=file->_bufsiz;
3713 }
3714 *file->_ptr++ = c;
3715 file->_cnt--;
3716 return c&0xff;
3717 } else {
3718 unsigned char cc=c;
3719 int len;
3720 /* set _cnt to 0 for unbuffered FILEs */
3721 file->_cnt = 0;
3722 len = MSVCRT__write(file->_file, &cc, 1);
3723 if (len == 1)
3724 return c & 0xff;
3725 file->_flag |= MSVCRT__IOERR;
3726 return MSVCRT_EOF;
3727 }
3728 }
3729
3730 /*********************************************************************
3731 * fwrite (MSVCRT.@)
3732 */
3733 MSVCRT_size_t CDECL MSVCRT_fwrite(const void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
3734 {
3735 int ret;
3736
3737 MSVCRT__lock_file(file);
3738 ret = MSVCRT__fwrite_nolock(ptr, size, nmemb, file);
3739 MSVCRT__unlock_file(file);
3740
3741 return ret;
3742 }
3743
3744 /*********************************************************************
3745 * _fwrite_nolock (MSVCRT.@)
3746 */
3747 MSVCRT_size_t CDECL MSVCRT__fwrite_nolock(const void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
3748 {
3749 MSVCRT_size_t wrcnt=size * nmemb;
3750 int written = 0;
3751 if (size == 0)
3752 return 0;
3753
3754 while(wrcnt) {
3755 if(file->_cnt < 0) {
3756 WARN("negative file->_cnt value in %p\n", file);
3757 file->_flag |= MSVCRT__IOERR;
3758 break;
3759 } else if(file->_cnt) {
3760 int pcnt=(file->_cnt>wrcnt)? wrcnt: file->_cnt;
3761 memcpy(file->_ptr, ptr, pcnt);
3762 file->_cnt -= pcnt;
3763 file->_ptr += pcnt;
3764 written += pcnt;
3765 wrcnt -= pcnt;
3766 ptr = (const char*)ptr + pcnt;
3767 } else if((file->_flag & MSVCRT__IONBF)
3768 || ((file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)) && wrcnt >= file->_bufsiz)
3769 || (!(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)) && wrcnt >= MSVCRT_INTERNAL_BUFSIZ)) {
3770 MSVCRT_size_t pcnt;
3771 int bufsiz;
3772
3773 if(file->_flag & MSVCRT__IONBF)
3774 bufsiz = 1;
3775 else if(!(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)))
3776 bufsiz = MSVCRT_INTERNAL_BUFSIZ;
3777 else
3778 bufsiz = file->_bufsiz;
3779
3780 pcnt = (wrcnt / bufsiz) * bufsiz;
3781
3782 if(msvcrt_flush_buffer(file) == MSVCRT_EOF)
3783 break;
3784
3785 if(MSVCRT__write(file->_file, ptr, pcnt) <= 0) {
3786 file->_flag |= MSVCRT__IOERR;
3787 break;
3788 }
3789 written += pcnt;
3790 wrcnt -= pcnt;
3791 ptr = (const char*)ptr + pcnt;
3792 } else {
3793 if(MSVCRT__flsbuf(*(const char*)ptr, file) == MSVCRT_EOF)
3794 break;
3795 written++;
3796 wrcnt--;
3797 ptr = (const char*)ptr + 1;
3798 }
3799 }
3800
3801 return written / size;
3802 }
3803
3804 /*********************************************************************
3805 * fputwc (MSVCRT.@)
3806 */
3807 MSVCRT_wint_t CDECL MSVCRT_fputwc(MSVCRT_wint_t wc, MSVCRT_FILE* file)
3808 {
3809 MSVCRT_wchar_t mwc=wc;
3810 ioinfo *fdinfo;
3811 MSVCRT_wint_t ret;
3812
3813 MSVCRT__lock_file(file);
3814 fdinfo = msvcrt_get_ioinfo(file->_file);
3815
3816 if((fdinfo->wxflag&WX_TEXT) && !(fdinfo->exflag&(EF_UTF8|EF_UTF16))) {
3817 char buf[MSVCRT_MB_LEN_MAX];
3818 int char_len;
3819
3820 char_len = MSVCRT_wctomb(buf, mwc);
3821 if(char_len!=-1 && MSVCRT_fwrite(buf, char_len, 1, file)==1)
3822 ret = wc;
3823 else
3824 ret = MSVCRT_WEOF;
3825 }else if(MSVCRT_fwrite(&mwc, sizeof(mwc), 1, file) == 1) {
3826 ret = wc;
3827 }else {
3828 ret = MSVCRT_WEOF;
3829 }
3830
3831 MSVCRT__unlock_file(file);
3832 return ret;
3833 }
3834
3835 /*********************************************************************
3836 * _fputwchar (MSVCRT.@)
3837 */
3838 MSVCRT_wint_t CDECL MSVCRT__fputwchar(MSVCRT_wint_t wc)
3839 {
3840 return MSVCRT_fputwc(wc, MSVCRT_stdout);
3841 }
3842
3843 /*********************************************************************
3844 * _wfsopen (MSVCRT.@)
3845 */
3846 MSVCRT_FILE * CDECL MSVCRT__wfsopen(const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode, int share)
3847 {
3848 MSVCRT_FILE* file;
3849 int open_flags, stream_flags, fd;
3850
3851 TRACE("(%s,%s)\n", debugstr_w(path), debugstr_w(mode));
3852
3853 /* map mode string to open() flags. "man fopen" for possibilities. */
3854 if (msvcrt_get_flags(mode, &open_flags, &stream_flags) == -1)
3855 return NULL;
3856
3857 LOCK_FILES();
3858 fd = MSVCRT__wsopen(path, open_flags, share, MSVCRT__S_IREAD | MSVCRT__S_IWRITE);
3859 if (fd < 0)
3860 file = NULL;
3861 else if ((file = msvcrt_alloc_fp()) && msvcrt_init_fp(file, fd, stream_flags)
3862 != -1)
3863 TRACE(":fd (%d) mode (%s) FILE* (%p)\n", fd, debugstr_w(mode), file);
3864 else if (file)
3865 {
3866 file->_flag = 0;
3867 file = NULL;
3868 }
3869
3870 TRACE(":got (%p)\n",file);
3871 if (fd >= 0 && !file)
3872 MSVCRT__close(fd);
3873 UNLOCK_FILES();
3874 return file;
3875 }
3876
3877 /*********************************************************************
3878 * _fsopen (MSVCRT.@)
3879 */
3880 MSVCRT_FILE * CDECL MSVCRT__fsopen(const char *path, const char *mode, int share)
3881 {
3882 MSVCRT_FILE *ret;
3883 MSVCRT_wchar_t *pathW = NULL, *modeW = NULL;
3884
3885 if (path && !(pathW = msvcrt_wstrdupa(path))) {
3886 MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
3887 *MSVCRT__errno() = MSVCRT_EINVAL;
3888 return NULL;
3889 }
3890 if (mode && !(modeW = msvcrt_wstrdupa(mode)))
3891 {
3892 MSVCRT_free(pathW);
3893 MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
3894 *MSVCRT__errno() = MSVCRT_EINVAL;
3895 return NULL;
3896 }
3897
3898 ret = MSVCRT__wfsopen(pathW, modeW, share);
3899
3900 MSVCRT_free(pathW);
3901 MSVCRT_free(modeW);
3902 return ret;
3903 }
3904
3905 /*********************************************************************
3906 * fopen (MSVCRT.@)
3907 */
3908 MSVCRT_FILE * CDECL MSVCRT_fopen(const char *path, const char *mode)
3909 {
3910 return MSVCRT__fsopen( path, mode, MSVCRT__SH_DENYNO );
3911 }
3912
3913 /*********************************************************************
3914 * fopen_s (MSVCRT.@)
3915 */
3916 int CDECL MSVCRT_fopen_s(MSVCRT_FILE** pFile,
3917 const char *filename, const char *mode)
3918 {
3919 if (!MSVCRT_CHECK_PMT(pFile != NULL)) return MSVCRT_EINVAL;
3920 if (!MSVCRT_CHECK_PMT(filename != NULL)) return MSVCRT_EINVAL;
3921 if (!MSVCRT_CHECK_PMT(mode != NULL)) return MSVCRT_EINVAL;
3922
3923 *pFile = MSVCRT_fopen(filename, mode);
3924
3925 if(!*pFile)
3926 return *MSVCRT__errno();
3927 return 0;
3928 }
3929
3930 /*********************************************************************
3931 * _wfopen (MSVCRT.@)
3932 */
3933 MSVCRT_FILE * CDECL MSVCRT__wfopen(const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode)
3934 {
3935 return MSVCRT__wfsopen( path, mode, MSVCRT__SH_DENYNO );
3936 }
3937
3938 /*********************************************************************
3939 * _wfopen_s (MSVCRT.@)
3940 */
3941 int CDECL MSVCRT__wfopen_s(MSVCRT_FILE** pFile, const MSVCRT_wchar_t *filename,
3942 const MSVCRT_wchar_t *mode)
3943 {
3944 if (!MSVCRT_CHECK_PMT(pFile != NULL)) return MSVCRT_EINVAL;
3945 if (!MSVCRT_CHECK_PMT(filename != NULL)) return MSVCRT_EINVAL;
3946 if (!MSVCRT_CHECK_PMT(mode != NULL)) return MSVCRT_EINVAL;
3947
3948 *pFile = MSVCRT__wfopen(filename, mode);
3949
3950 if(!*pFile)
3951 return *MSVCRT__errno();
3952 return 0;
3953 }
3954
3955 /*********************************************************************
3956 * fputc (MSVCRT.@)
3957 */
3958 int CDECL MSVCRT_fputc(int c, MSVCRT_FILE* file)
3959 {
3960 int res;
3961
3962 MSVCRT__lock_file(file);
3963 if(file->_cnt>0) {
3964 *file->_ptr++=c;
3965 file->_cnt--;
3966 if (c == '\n')
3967 {
3968 res = msvcrt_flush_buffer(file);
3969 MSVCRT__unlock_file(file);
3970 return res ? res : c;
3971 }
3972 else {
3973 MSVCRT__unlock_file(file);
3974 return c & 0xff;
3975 }
3976 } else {
3977 res = MSVCRT__flsbuf(c, file);
3978 MSVCRT__unlock_file(file);
3979 return res;
3980 }
3981 }
3982
3983 /*********************************************************************
3984 * _fputchar (MSVCRT.@)
3985 */
3986 int CDECL MSVCRT__fputchar(int c)
3987 {
3988 return MSVCRT_fputc(c, MSVCRT_stdout);
3989 }
3990
3991 /*********************************************************************
3992 * fread (MSVCRT.@)
3993 */
3994 MSVCRT_size_t CDECL MSVCRT_fread(void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
3995 {
3996 int ret;
3997
3998 MSVCRT__lock_file(file);
3999 ret = MSVCRT__fread_nolock(ptr, size, nmemb, file);
4000 MSVCRT__unlock_file(file);
4001
4002 return ret;
4003 }
4004
4005 /*********************************************************************
4006 * _fread_nolock (MSVCRT.@)
4007 */
4008 MSVCRT_size_t CDECL MSVCRT__fread_nolock(void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
4009 {
4010 MSVCRT_size_t rcnt=size * nmemb;
4011 MSVCRT_size_t read=0;
4012 MSVCRT_size_t pread=0;
4013
4014 if(!rcnt)
4015 return 0;
4016
4017 /* first buffered data */
4018 if(file->_cnt>0) {
4019 int pcnt= (rcnt>file->_cnt)? file->_cnt:rcnt;
4020 memcpy(ptr, file->_ptr, pcnt);
4021 file->_cnt -= pcnt;
4022 file->_ptr += pcnt;
4023 read += pcnt ;
4024 rcnt -= pcnt ;
4025 ptr = (char*)ptr + pcnt;
4026 } else if(!(file->_flag & MSVCRT__IOREAD )) {
4027 if(file->_flag & MSVCRT__IORW) {
4028 file->_flag |= MSVCRT__IOREAD;
4029 } else {
4030 return 0;
4031 }
4032 }
4033
4034 if(rcnt>0 && !(file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF)))
4035 msvcrt_alloc_buffer(file);
4036
4037 while(rcnt>0)
4038 {
4039 int i;
4040 if (!file->_cnt && rcnt<MSVCRT_BUFSIZ && (file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF))) {
4041 file->_cnt = MSVCRT__read(file->_file, file->_base, file->_bufsiz);
4042 file->_ptr = file->_base;
4043 i = (file->_cnt<rcnt) ? file->_cnt : rcnt;
4044 /* If the buffer fill reaches eof but fread wouldn't, clear eof. */
4045 if (i > 0 && i < file->_cnt) {
4046 msvcrt_get_ioinfo(file->_file)->wxflag &= ~WX_ATEOF;
4047 file->_flag &= ~MSVCRT__IOEOF;
4048 }
4049 if (i > 0) {
4050 memcpy(ptr, file->_ptr, i);
4051 file->_cnt -= i;
4052 file->_ptr += i;
4053 }
4054 } else if (rcnt > INT_MAX) {
4055 i = MSVCRT__read(file->_file, ptr, INT_MAX);
4056 } else if (rcnt < MSVCRT_BUFSIZ) {
4057 i = MSVCRT__read(file->_file, ptr, rcnt);
4058 } else {
4059 i = MSVCRT__read(file->_file, ptr, rcnt - MSVCRT_BUFSIZ/2);
4060 }
4061 pread += i;
4062 rcnt -= i;
4063 ptr = (char *)ptr+i;
4064 /* expose feof condition in the flags
4065 * MFC tests file->_flag for feof, and doesn't call feof())
4066 */
4067 if (msvcrt_get_ioinfo(file->_file)->wxflag & WX_ATEOF)
4068 file->_flag |= MSVCRT__IOEOF;
4069 else if (i == -1)
4070 {
4071 file->_flag |= MSVCRT__IOERR;
4072 pread = 0;
4073 rcnt = 0;
4074 }
4075 if (i < 1) break;
4076 }
4077 read+=pread;
4078 return read / size;
4079 }
4080
4081
4082 /*********************************************************************
4083 * fread_s (MSVCR80.@)
4084 */
4085 MSVCRT_size_t CDECL MSVCRT_fread_s(void *buf, MSVCRT_size_t buf_size, MSVCRT_size_t elem_size,
4086 MSVCRT_size_t count, MSVCRT_FILE *stream)
4087 {
4088 size_t bytes_left, buf_pos;
4089
4090 TRACE("(%p %lu %lu %lu %p\n", buf, buf_size, elem_size, count, stream);
4091
4092 if(!MSVCRT_CHECK_PMT(stream != NULL)) {
4093 if(buf && buf_size)
4094 memset(buf, 0, buf_size);
4095 return 0;
4096 }
4097 if(!elem_size || !count) return 0;
4098 if(!MSVCRT_CHECK_PMT(buf != NULL)) return 0;
4099 if(!MSVCRT_CHECK_PMT(MSVCRT_SIZE_MAX/count >= elem_size)) return 0;
4100
4101 bytes_left = elem_size*count;
4102 buf_pos = 0;
4103 while(bytes_left) {
4104 if(stream->_cnt > 0) {
4105 size_t size = bytes_left<stream->_cnt ? bytes_left : stream->_cnt;
4106
4107 if(!MSVCRT_CHECK_PMT_ERR(size <= buf_size-buf_pos, MSVCRT_ERANGE)) {
4108 memset(buf, 0, buf_size);
4109 return 0;
4110 }
4111
4112 MSVCRT_fread((char*)buf+buf_pos, 1, size, stream);
4113 buf_pos += size;
4114 bytes_left -= size;
4115 }else {
4116 int c = MSVCRT__filbuf(stream);
4117
4118 if(c == EOF)
4119 break;
4120
4121 if(!MSVCRT_CHECK_PMT_ERR(buf_size-buf_pos > 0, MSVCRT_ERANGE)) {
4122 memset(buf, 0, buf_size);
4123 return 0;
4124 }
4125
4126 ((char*)buf)[buf_pos++] = c;
4127 bytes_left--;
4128 }
4129 }
4130
4131 return buf_pos/elem_size;
4132 }
4133
4134 /*********************************************************************
4135 * _wfreopen (MSVCRT.@)
4136 *
4137 */
4138 MSVCRT_FILE* CDECL MSVCRT__wfreopen(const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode, MSVCRT_FILE* file)
4139 {
4140 int open_flags, stream_flags, fd;
4141
4142 TRACE(":path (%s) mode (%s) file (%p) fd (%d)\n", debugstr_w(path), debugstr_w(mode), file, file ? file->_file : -1);
4143
4144 LOCK_FILES();
4145 if (!file || ((fd = file->_file) < 0) || fd > MSVCRT_fdend)
4146 file = NULL;
4147 else
4148 {
4149 MSVCRT_fclose(file);
4150 if (msvcrt_get_flags(mode, &open_flags, &stream_flags) == -1)
4151 file = NULL;
4152 else if((fd = MSVCRT__wopen(path, open_flags, MSVCRT__S_IREAD | MSVCRT__S_IWRITE)) < 0)
4153 file = NULL;
4154 else if(msvcrt_init_fp(file, fd, stream_flags) == -1)
4155 {
4156 file->_flag = 0;
4157 file = NULL;
4158 }
4159 }
4160 UNLOCK_FILES();
4161 return file;
4162 }
4163
4164 /*********************************************************************
4165 * _wfreopen_s (MSVCRT.@)
4166 */
4167 int CDECL MSVCRT__wfreopen_s(MSVCRT_FILE** pFile,
4168 const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode, MSVCRT_FILE* file)
4169 {
4170 if (!MSVCRT_CHECK_PMT(pFile != NULL)) return MSVCRT_EINVAL;
4171 if (!MSVCRT_CHECK_PMT(path != NULL)) return MSVCRT_EINVAL;
4172 if (!MSVCRT_CHECK_PMT(mode != NULL)) return MSVCRT_EINVAL;
4173 if (!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EINVAL;
4174
4175 *pFile = MSVCRT__wfreopen(path, mode, file);
4176
4177 if(!*pFile)
4178 return *MSVCRT__errno();
4179 return 0;
4180 }
4181
4182 /*********************************************************************
4183 * freopen (MSVCRT.@)
4184 *
4185 */
4186 MSVCRT_FILE* CDECL MSVCRT_freopen(const char *path, const char *mode, MSVCRT_FILE* file)
4187 {
4188 MSVCRT_FILE *ret;
4189 MSVCRT_wchar_t *pathW = NULL, *modeW = NULL;
4190
4191 if (path && !(pathW = msvcrt_wstrdupa(path))) return NULL;
4192 if (mode && !(modeW = msvcrt_wstrdupa(mode)))
4193 {
4194 MSVCRT_free(pathW);
4195 return NULL;
4196 }
4197
4198 ret = MSVCRT__wfreopen(pathW, modeW, file);
4199
4200 MSVCRT_free(pathW);
4201 MSVCRT_free(modeW);
4202 return ret;
4203 }
4204
4205 /*********************************************************************
4206 * freopen_s (MSVCRT.@)
4207 */
4208 int CDECL MSVCRT_freopen_s(MSVCRT_FILE** pFile,
4209 const char *path, const char *mode, MSVCRT_FILE* file)
4210 {
4211 if (!MSVCRT_CHECK_PMT(pFile != NULL)) return MSVCRT_EINVAL;
4212 if (!MSVCRT_CHECK_PMT(path != NULL)) return MSVCRT_EINVAL;
4213 if (!MSVCRT_CHECK_PMT(mode != NULL)) return MSVCRT_EINVAL;
4214 if (!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EINVAL;
4215
4216 *pFile = MSVCRT_freopen(path, mode, file);
4217
4218 if(!*pFile)
4219 return *MSVCRT__errno();
4220 return 0;
4221 }
4222
4223 /*********************************************************************
4224 * fsetpos (MSVCRT.@)
4225 */
4226 int CDECL MSVCRT_fsetpos(MSVCRT_FILE* file, MSVCRT_fpos_t *pos)
4227 {
4228 int ret;
4229
4230 MSVCRT__lock_file(file);
4231 /* Note that all this has been lifted 'as is' from fseek */
4232 if(file->_flag & MSVCRT__IOWRT)
4233 msvcrt_flush_buffer(file);
4234
4235 /* Discard buffered input */
4236 file->_cnt = 0;
4237 file->_ptr = file->_base;
4238
4239 /* Reset direction of i/o */
4240 if(file->_flag & MSVCRT__IORW) {
4241 file->_flag &= ~(MSVCRT__IOREAD|MSVCRT__IOWRT);
4242 }
4243
4244 ret = (MSVCRT__lseeki64(file->_file,*pos,SEEK_SET) == -1) ? -1 : 0;
4245 MSVCRT__unlock_file(file);
4246 return ret;
4247 }
4248
4249 /*********************************************************************
4250 * _ftelli64 (MSVCRT.@)
4251 */
4252 __int64 CDECL MSVCRT__ftelli64(MSVCRT_FILE* file)
4253 {
4254 __int64 ret;
4255
4256 MSVCRT__lock_file(file);
4257 ret = MSVCRT__ftelli64_nolock(file);
4258 MSVCRT__unlock_file(file);
4259
4260 return ret;
4261 }
4262
4263 /*********************************************************************
4264 * _ftelli64_nolock (MSVCRT.@)
4265 */
4266 __int64 CDECL MSVCRT__ftelli64_nolock(MSVCRT_FILE* file)
4267 {
4268 __int64 pos;
4269
4270 pos = _telli64(file->_file);
4271 if(pos == -1)
4272 return -1;
4273 if(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)) {
4274 if(file->_flag & MSVCRT__IOWRT) {
4275 pos += file->_ptr - file->_base;
4276
4277 if(msvcrt_get_ioinfo(file->_file)->wxflag & WX_TEXT) {
4278 char *p;
4279
4280 for(p=file->_base; p<file->_ptr; p++)
4281 if(*p == '\n')
4282 pos++;
4283 }
4284 } else if(!file->_cnt) { /* nothing to do */
4285 } else if(MSVCRT__lseeki64(file->_file, 0, SEEK_END)==pos) {
4286 int i;
4287
4288 pos -= file->_cnt;
4289 if(msvcrt_get_ioinfo(file->_file)->wxflag & WX_TEXT) {
4290 for(i=0; i<file->_cnt; i++)
4291 if(file->_ptr[i] == '\n')
4292 pos--;
4293 }
4294 } else {
4295 char *p;
4296
4297 if(MSVCRT__lseeki64(file->_file, pos, SEEK_SET) != pos)
4298 return -1;
4299
4300 pos -= file->_bufsiz;
4301 pos += file->_ptr - file->_base;
4302
4303 if(msvcrt_get_ioinfo(file->_file)->wxflag & WX_TEXT) {
4304 if(msvcrt_get_ioinfo(file->_file)->wxflag & WX_READNL)
4305 pos--;
4306
4307 for(p=file->_base; p<file->_ptr; p++)
4308 if(*p == '\n')
4309 pos++;
4310 }
4311 }
4312 }
4313
4314 return pos;
4315 }
4316
4317 /*********************************************************************
4318 * ftell (MSVCRT.@)
4319 */
4320 LONG CDECL MSVCRT_ftell(MSVCRT_FILE* file)
4321 {
4322 return MSVCRT__ftelli64(file);
4323 }
4324
4325 /*********************************************************************
4326 * _ftell_nolock (MSVCRT.@)
4327 */
4328 LONG CDECL MSVCRT__ftell_nolock(MSVCRT_FILE* file)
4329 {
4330 return MSVCRT__ftelli64_nolock(file);
4331 }
4332
4333 /*********************************************************************
4334 * fgetpos (MSVCRT.@)
4335 */
4336 int CDECL MSVCRT_fgetpos(MSVCRT_FILE* file, MSVCRT_fpos_t *pos)
4337 {
4338 *pos = MSVCRT__ftelli64(file);
4339 if(*pos == -1)
4340 return -1;
4341 return 0;
4342 }
4343
4344 /*********************************************************************
4345 * fputs (MSVCRT.@)
4346 */
4347 int CDECL MSVCRT_fputs(const char *s, MSVCRT_FILE* file)
4348 {
4349 MSVCRT_size_t len = strlen(s);
4350 int ret;
4351
4352 MSVCRT__lock_file(file);
4353 ret = MSVCRT_fwrite(s, sizeof(*s), len, file) == len ? 0 : MSVCRT_EOF;
4354 MSVCRT__unlock_file(file);
4355 return ret;
4356 }
4357
4358 /*********************************************************************
4359 * fputws (MSVCRT.@)
4360 */
4361 int CDECL MSVCRT_fputws(const MSVCRT_wchar_t *s, MSVCRT_FILE* file)
4362 {
4363 MSVCRT_size_t i, len = strlenW(s);
4364 BOOL tmp_buf;
4365 int ret;
4366
4367 MSVCRT__lock_file(file);
4368 if (!(msvcrt_get_ioinfo(file->_file)->wxflag & WX_TEXT)) {
4369 ret = MSVCRT_fwrite(s,sizeof(*s),len,file) == len ? 0 : MSVCRT_EOF;
4370 MSVCRT__unlock_file(file);
4371 return ret;
4372 }
4373
4374 tmp_buf = add_std_buffer(file);
4375 for (i=0; i<len; i++) {
4376 if(MSVCRT_fputwc(s[i], file) == MSVCRT_WEOF) {
4377 if(tmp_buf) remove_std_buffer(file);
4378 MSVCRT__unlock_file(file);
4379 return MSVCRT_WEOF;
4380 }
4381 }
4382
4383 if(tmp_buf) remove_std_buffer(file);
4384 MSVCRT__unlock_file(file);
4385 return 0;
4386 }
4387
4388 /*********************************************************************
4389 * getchar (MSVCRT.@)
4390 */
4391 int CDECL MSVCRT_getchar(void)
4392 {
4393 return MSVCRT_fgetc(MSVCRT_stdin);
4394 }
4395
4396 /*********************************************************************
4397 * getc (MSVCRT.@)
4398 */
4399 int CDECL MSVCRT_getc(MSVCRT_FILE* file)
4400 {
4401 return MSVCRT_fgetc(file);
4402 }
4403
4404 /*********************************************************************
4405 * gets (MSVCRT.@)
4406 */
4407 char * CDECL MSVCRT_gets(char *buf)
4408 {
4409 int cc;
4410 char * buf_start = buf;
4411
4412 MSVCRT__lock_file(MSVCRT_stdin);
4413 for(cc = MSVCRT_fgetc(MSVCRT_stdin); cc != MSVCRT_EOF && cc != '\n';
4414 cc = MSVCRT_fgetc(MSVCRT_stdin))
4415 if(cc != '\r') *buf++ = (char)cc;
4416
4417 *buf = '\0';
4418
4419 TRACE("got '%s'\n", buf_start);
4420 MSVCRT__unlock_file(MSVCRT_stdin);
4421 return buf_start;
4422 }
4423
4424 /*********************************************************************
4425 * _getws (MSVCRT.@)
4426 */
4427 MSVCRT_wchar_t* CDECL MSVCRT__getws(MSVCRT_wchar_t* buf)
4428 {
4429 MSVCRT_wint_t cc;
4430 MSVCRT_wchar_t* ws = buf;
4431
4432 MSVCRT__lock_file(MSVCRT_stdin);
4433 for (cc = MSVCRT_fgetwc(MSVCRT_stdin); cc != MSVCRT_WEOF && cc != '\n';
4434 cc = MSVCRT_fgetwc(MSVCRT_stdin))
4435 {
4436 if (cc != '\r')
4437 *buf++ = (MSVCRT_wchar_t)cc;
4438 }
4439 *buf = '\0';
4440
4441 TRACE("got %s\n", debugstr_w(ws));
4442 MSVCRT__unlock_file(MSVCRT_stdin);
4443 return ws;
4444 }
4445
4446 /*********************************************************************
4447 * putc (MSVCRT.@)
4448 */
4449 int CDECL MSVCRT_putc(int c, MSVCRT_FILE* file)
4450 {
4451 return MSVCRT_fputc(c, file);
4452 }
4453
4454 /*********************************************************************
4455 * putchar (MSVCRT.@)
4456 */
4457 int CDECL MSVCRT_putchar(int c)
4458 {
4459 return MSVCRT_fputc(c, MSVCRT_stdout);
4460 }
4461
4462 /*********************************************************************
4463 * _putwch (MSVCRT.@)
4464 */
4465 int CDECL MSVCRT__putwch(int c)
4466 {
4467 return MSVCRT_fputwc(c, MSVCRT_stdout);
4468 }
4469
4470 /*********************************************************************
4471 * puts (MSVCRT.@)
4472 */
4473 int CDECL MSVCRT_puts(const char *s)
4474 {
4475 MSVCRT_size_t len = strlen(s);
4476 int ret;
4477
4478 MSVCRT__lock_file(MSVCRT_stdout);
4479 if(MSVCRT_fwrite(s, sizeof(*s), len, MSVCRT_stdout) != len) {
4480 MSVCRT__unlock_file(MSVCRT_stdout);
4481 return MSVCRT_EOF;
4482 }
4483
4484 ret = MSVCRT_fwrite("\n",1,1,MSVCRT_stdout) == 1 ? 0 : MSVCRT_EOF;
4485 MSVCRT__unlock_file(MSVCRT_stdout);
4486 return ret;
4487 }
4488
4489 /*********************************************************************
4490 * _putws (MSVCRT.@)
4491 */
4492 int CDECL MSVCRT__putws(const MSVCRT_wchar_t *s)
4493 {
4494 static const MSVCRT_wchar_t nl = '\n';
4495 MSVCRT_size_t len = strlenW(s);
4496 int ret;
4497
4498 MSVCRT__lock_file(MSVCRT_stdout);
4499 if(MSVCRT_fwrite(s, sizeof(*s), len, MSVCRT_stdout) != len) {
4500 MSVCRT__unlock_file(MSVCRT_stdout);
4501 return MSVCRT_EOF;
4502 }
4503
4504 ret = MSVCRT_fwrite(&nl,sizeof(nl),1,MSVCRT_stdout) == 1 ? 0 : MSVCRT_EOF;
4505 MSVCRT__unlock_file(MSVCRT_stdout);
4506 return ret;
4507 }
4508
4509 /*********************************************************************
4510 * remove (MSVCRT.@)
4511 */
4512 int CDECL MSVCRT_remove(const char *path)
4513 {
4514 TRACE("(%s)\n",path);
4515 if (DeleteFileA(path))
4516 return 0;
4517 TRACE(":failed (%d)\n",GetLastError());
4518 msvcrt_set_errno(GetLastError());
4519 return -1;
4520 }
4521
4522 /*********************************************************************
4523 * _wremove (MSVCRT.@)
4524 */
4525 int CDECL MSVCRT__wremove(const MSVCRT_wchar_t *path)
4526 {
4527 TRACE("(%s)\n",debugstr_w(path));
4528 if (DeleteFileW(path))
4529 return 0;
4530 TRACE(":failed (%d)\n",GetLastError());
4531 msvcrt_set_errno(GetLastError());
4532 return -1;
4533 }
4534
4535 /*********************************************************************
4536 * rename (MSVCRT.@)
4537 */
4538 int CDECL MSVCRT_rename(const char *oldpath,const char *newpath)
4539 {
4540 TRACE(":from %s to %s\n",oldpath,newpath);
4541 if (MoveFileExA(oldpath, newpath, MOVEFILE_COPY_ALLOWED))
4542 return 0;
4543 TRACE(":failed (%d)\n",GetLastError());
4544 msvcrt_set_errno(GetLastError());
4545 return -1;
4546 }
4547
4548 /*********************************************************************
4549 * _wrename (MSVCRT.@)
4550 */
4551 int CDECL MSVCRT__wrename(const MSVCRT_wchar_t *oldpath,const MSVCRT_wchar_t *newpath)
4552 {
4553 TRACE(":from %s to %s\n",debugstr_w(oldpath),debugstr_w(newpath));
4554 if (MoveFileExW(oldpath, newpath, MOVEFILE_COPY_ALLOWED))
4555 return 0;
4556 TRACE(":failed (%d)\n",GetLastError());
4557 msvcrt_set_errno(GetLastError());
4558 return -1;
4559 }
4560
4561 /*********************************************************************
4562 * setvbuf (MSVCRT.@)
4563 */
4564 int CDECL MSVCRT_setvbuf(MSVCRT_FILE* file, char *buf, int mode, MSVCRT_size_t size)
4565 {
4566 if(!MSVCRT_CHECK_PMT(file != NULL)) return -1;
4567 if(!MSVCRT_CHECK_PMT(mode==MSVCRT__IONBF || mode==MSVCRT__IOFBF || mode==MSVCRT__IOLBF)) return -1;
4568 if(!MSVCRT_CHECK_PMT(mode==MSVCRT__IONBF || (size>=2 && size<=INT_MAX))) return -1;
4569
4570 MSVCRT__lock_file(file);
4571
4572 MSVCRT_fflush(file);
4573 if(file->_flag & MSVCRT__IOMYBUF)
4574 MSVCRT_free(file->_base);
4575 file->_flag &= ~(MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF);
4576 file->_cnt = 0;
4577
4578 if(mode == MSVCRT__IONBF) {
4579 file->_flag |= MSVCRT__IONBF;
4580 file->_base = file->_ptr = (char*)&file->_charbuf;
4581 file->_bufsiz = 2;
4582 }else if(buf) {
4583 file->_base = file->_ptr = buf;
4584 file->_flag |= MSVCRT__USERBUF;
4585 file->_bufsiz = size;
4586 }else {
4587 file->_base = file->_ptr = MSVCRT_malloc(size);
4588 if(!file->_base) {
4589 file->_bufsiz = 0;
4590 MSVCRT__unlock_file(file);
4591 return -1;
4592 }
4593
4594 file->_flag |= MSVCRT__IOMYBUF;
4595 file->_bufsiz = size;
4596 }
4597 MSVCRT__unlock_file(file);
4598 return 0;
4599 }
4600
4601 /*********************************************************************
4602 * setbuf (MSVCRT.@)
4603 */
4604 void CDECL MSVCRT_setbuf(MSVCRT_FILE* file, char *buf)
4605 {
4606 MSVCRT_setvbuf(file, buf, buf ? MSVCRT__IOFBF : MSVCRT__IONBF, MSVCRT_BUFSIZ);
4607 }
4608
4609 /*********************************************************************
4610 * tmpnam (MSVCRT.@)
4611 */
4612 char * CDECL MSVCRT_tmpnam(char *s)
4613 {
4614 char tmpstr[16];
4615 char *p;
4616 int count, size;
4617
4618 if (!s) {
4619 thread_data_t *data = msvcrt_get_thread_data();
4620
4621 if(!data->tmpnam_buffer)
4622 data->tmpnam_buffer = MSVCRT_malloc(MAX_PATH);
4623
4624 s = data->tmpnam_buffer;
4625 }
4626
4627 msvcrt_int_to_base32(GetCurrentProcessId(), tmpstr);
4628 p = s + sprintf(s, "\\s%s.", tmpstr);
4629 for (count = 0; count < MSVCRT_TMP_MAX; count++)
4630 {
4631 size = msvcrt_int_to_base32(tmpnam_unique++, tmpstr);
4632 memcpy(p, tmpstr, size);
4633 p[size] = '\0';
4634 if (GetFileAttributesA(s) == INVALID_FILE_ATTRIBUTES &&
4635 GetLastError() == ERROR_FILE_NOT_FOUND)
4636 break;
4637 }
4638 return s;
4639 }
4640
4641 /*********************************************************************
4642 * _wtmpnam (MSVCRT.@)
4643 */
4644 MSVCRT_wchar_t * CDECL MSVCRT_wtmpnam(MSVCRT_wchar_t *s)
4645 {
4646 static const MSVCRT_wchar_t format[] = {'\\','s','%','s','.',0};
4647 MSVCRT_wchar_t tmpstr[16];
4648 MSVCRT_wchar_t *p;
4649 int count, size;
4650 if (!s) {
4651 thread_data_t *data = msvcrt_get_thread_data();
4652
4653 if(!data->wtmpnam_buffer)
4654 data->wtmpnam_buffer = MSVCRT_malloc(sizeof(MSVCRT_wchar_t[MAX_PATH]));
4655
4656 s = data->wtmpnam_buffer;
4657 }
4658
4659 msvcrt_int_to_base32_w(GetCurrentProcessId(), tmpstr);
4660 p = s + MSVCRT__snwprintf(s, MAX_PATH, format, tmpstr);
4661 for (count = 0; count < MSVCRT_TMP_MAX; count++)
4662 {
4663 size = msvcrt_int_to_base32_w(tmpnam_unique++, tmpstr);
4664 memcpy(p, tmpstr, size*sizeof(MSVCRT_wchar_t));
4665 p[size] = '\0';
4666 if (GetFileAttributesW(s) == INVALID_FILE_ATTRIBUTES &&
4667 GetLastError() == ERROR_FILE_NOT_FOUND)
4668 break;
4669 }
4670 return s;
4671 }
4672
4673 /*********************************************************************
4674 * tmpfile (MSVCRT.@)
4675 */
4676 MSVCRT_FILE* CDECL MSVCRT_tmpfile(void)
4677 {
4678 char *filename = MSVCRT_tmpnam(NULL);
4679 int fd;
4680 MSVCRT_FILE* file = NULL;
4681
4682 LOCK_FILES();
4683 fd = MSVCRT__open(filename, MSVCRT__O_CREAT | MSVCRT__O_BINARY | MSVCRT__O_RDWR | MSVCRT__O_TEMPORARY,
4684 MSVCRT__S_IREAD | MSVCRT__S_IWRITE);
4685 if (fd != -1 && (file = msvcrt_alloc_fp()))
4686 {
4687 if (msvcrt_init_fp(file, fd, MSVCRT__IORW) == -1)
4688 {
4689 file->_flag = 0;
4690 file = NULL;
4691 }
4692 else file->_tmpfname = MSVCRT__strdup(filename);
4693 }
4694
4695 if(fd != -1 && !file)
4696 MSVCRT__close(fd);
4697 UNLOCK_FILES();
4698 return file;
4699 }
4700
4701 /*********************************************************************
4702 * tmpfile_s (MSVCRT.@)
4703 */
4704 int CDECL MSVCRT_tmpfile_s(MSVCRT_FILE** file)
4705 {
4706 if (!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EINVAL;
4707
4708 *file = MSVCRT_tmpfile();
4709 return 0;
4710 }
4711
4712 static int puts_clbk_file_a(void *file, int len, const char *str)
4713 {
4714 return MSVCRT_fwrite(str, sizeof(char), len, file);
4715 }
4716
4717 static int puts_clbk_file_w(void *file, int len, const MSVCRT_wchar_t *str)
4718 {
4719 int i, ret;
4720
4721 MSVCRT__lock_file(file);
4722
4723 if(!(msvcrt_get_ioinfo(((MSVCRT_FILE*)file)->_file)->wxflag & WX_TEXT)) {
4724 ret = MSVCRT_fwrite(str, sizeof(MSVCRT_wchar_t), len, file);
4725 MSVCRT__unlock_file(file);
4726 return ret;
4727 }
4728
4729 for(i=0; i<len; i++) {
4730 if(MSVCRT_fputwc(str[i], file) == MSVCRT_WEOF) {
4731 MSVCRT__unlock_file(file);
4732 return -1;
4733 }
4734 }
4735
4736 MSVCRT__unlock_file(file);
4737 return len;
4738 }
4739
4740 /*********************************************************************
4741 * vfprintf (MSVCRT.@)
4742 */
4743 int CDECL MSVCRT_vfprintf(MSVCRT_FILE* file, const char *format, __ms_va_list valist)
4744 {
4745 BOOL tmp_buf;
4746 int ret;
4747
4748 MSVCRT__lock_file(file);
4749 tmp_buf = add_std_buffer(file);
4750 ret = pf_printf_a(puts_clbk_file_a, file, format, NULL, FALSE, FALSE, arg_clbk_valist, NULL, &valist);
4751 if(tmp_buf) remove_std_buffer(file);
4752 MSVCRT__unlock_file(file);
4753
4754 return ret;
4755 }
4756
4757 /*********************************************************************
4758 * vfprintf_s (MSVCRT.@)
4759 */
4760 int CDECL MSVCRT_vfprintf_s(MSVCRT_FILE* file, const char *format, __ms_va_list valist)
4761 {
4762 BOOL tmp_buf;
4763 int ret;
4764
4765 if(!MSVCRT_CHECK_PMT(file != NULL)) return -1;
4766
4767 MSVCRT__lock_file(file);
4768 tmp_buf = add_std_buffer(file);
4769 ret = pf_printf_a(puts_clbk_file_a, file, format, NULL, FALSE, TRUE, arg_clbk_valist, NULL, &valist);
4770 if(tmp_buf) remove_std_buffer(file);
4771 MSVCRT__unlock_file(file);
4772
4773 return ret;
4774 }
4775
4776 /*********************************************************************
4777 * vfwprintf (MSVCRT.@)
4778 */
4779 int CDECL MSVCRT_vfwprintf(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, __ms_va_list valist)
4780 {
4781 BOOL tmp_buf;
4782 int ret;
4783
4784 MSVCRT__lock_file(file);
4785 tmp_buf = add_std_buffer(file);
4786 ret = pf_printf_w(puts_clbk_file_w, file, format, NULL, FALSE, FALSE, arg_clbk_valist, NULL, &valist);
4787 if(tmp_buf) remove_std_buffer(file);
4788 MSVCRT__unlock_file(file);
4789
4790 return ret;
4791 }
4792
4793 /*********************************************************************
4794 * vfwprintf_s (MSVCRT.@)
4795 */
4796 int CDECL MSVCRT_vfwprintf_s(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, __ms_va_list valist)
4797 {
4798 BOOL tmp_buf;
4799 int ret;
4800
4801 if (!MSVCRT_CHECK_PMT( file != NULL )) return -1;
4802
4803 MSVCRT__lock_file(file);
4804 tmp_buf = add_std_buffer(file);
4805 ret = pf_printf_w(puts_clbk_file_w, file, format, NULL, FALSE, TRUE, arg_clbk_valist, NULL, &valist);
4806 if(tmp_buf) remove_std_buffer(file);
4807 MSVCRT__unlock_file(file);
4808
4809 return ret;
4810 }
4811
4812 /*********************************************************************
4813 * _vfwprintf_l (MSVCRT.@)
4814 */
4815 int CDECL MSVCRT__vfwprintf_l(MSVCRT_FILE* file, const MSVCRT_wchar_t *format,
4816 MSVCRT__locale_t locale, __ms_va_list valist)
4817 {
4818 BOOL tmp_buf;
4819 int ret;
4820
4821 if (!MSVCRT_CHECK_PMT( file != NULL )) return -1;
4822
4823 MSVCRT__lock_file(file);
4824 tmp_buf = add_std_buffer(file);
4825 ret = pf_printf_w(puts_clbk_file_w, file, format, locale, FALSE, FALSE, arg_clbk_valist, NULL, &valist);
4826 if(tmp_buf) remove_std_buffer(file);
4827 MSVCRT__unlock_file(file);
4828
4829 return ret;
4830 }
4831
4832 /*********************************************************************
4833 * vprintf (MSVCRT.@)
4834 */
4835 int CDECL MSVCRT_vprintf(const char *format, __ms_va_list valist)
4836 {
4837 return MSVCRT_vfprintf(MSVCRT_stdout,format,valist);
4838 }
4839
4840 /*********************************************************************
4841 * vprintf_s (MSVCRT.@)
4842 */
4843 int CDECL MSVCRT_vprintf_s(const char *format, __ms_va_list valist)
4844 {
4845 return MSVCRT_vfprintf_s(MSVCRT_stdout,format,valist);
4846 }
4847
4848 /*********************************************************************
4849 * vwprintf (MSVCRT.@)
4850 */
4851 int CDECL MSVCRT_vwprintf(const MSVCRT_wchar_t *format, __ms_va_list valist)
4852 {
4853 return MSVCRT_vfwprintf(MSVCRT_stdout,format,valist);
4854 }
4855
4856 /*********************************************************************
4857 * vwprintf_s (MSVCRT.@)
4858 */
4859 int CDECL MSVCRT_vwprintf_s(const MSVCRT_wchar_t *format, __ms_va_list valist)
4860 {
4861 return MSVCRT_vfwprintf_s(MSVCRT_stdout,format,valist);
4862 }
4863
4864 /*********************************************************************
4865 * fprintf (MSVCRT.@)
4866 */
4867 int CDECL MSVCRT_fprintf(MSVCRT_FILE* file, const char *format, ...)
4868 {
4869 __ms_va_list valist;
4870 int res;
4871 __ms_va_start(valist, format);
4872 res = MSVCRT_vfprintf(file, format, valist);
4873 __ms_va_end(valist);
4874 return res;
4875 }
4876
4877 /*********************************************************************
4878 * fprintf_s (MSVCRT.@)
4879 */
4880 int CDECL MSVCRT_fprintf_s(MSVCRT_FILE* file, const char *format, ...)
4881 {
4882 __ms_va_list valist;
4883 int res;
4884 __ms_va_start(valist, format);
4885 res = MSVCRT_vfprintf_s(file, format, valist);
4886 __ms_va_end(valist);
4887 return res;
4888 }
4889
4890 /*********************************************************************
4891 * fwprintf (MSVCRT.@)
4892 */
4893 int CDECL MSVCRT_fwprintf(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, ...)
4894 {
4895 __ms_va_list valist;
4896 int res;
4897 __ms_va_start(valist, format);
4898 res = MSVCRT_vfwprintf(file, format, valist);
4899 __ms_va_end(valist);
4900 return res;
4901 }
4902
4903 /*********************************************************************
4904 * fwprintf_s (MSVCRT.@)
4905 */
4906 int CDECL MSVCRT_fwprintf_s(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, ...)
4907 {
4908 __ms_va_list valist;
4909 int res;
4910 __ms_va_start(valist, format);
4911 res = MSVCRT_vfwprintf_s(file, format, valist);
4912 __ms_va_end(valist);
4913 return res;
4914 }
4915
4916 /*********************************************************************
4917 * _fwprintf_l (MSVCRT.@)
4918 */
4919 int CDECL MSVCRT__fwprintf_l(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, MSVCRT__locale_t locale, ...)
4920 {
4921 __ms_va_list valist;
4922 int res;
4923 __ms_va_start(valist, locale);
4924 res = MSVCRT__vfwprintf_l(file, format, locale, valist);
4925 __ms_va_end(valist);
4926 return res;
4927 }
4928
4929 /*********************************************************************
4930 * printf (MSVCRT.@)
4931 */
4932 int CDECL MSVCRT_printf(const char *format, ...)
4933 {
4934 __ms_va_list valist;
4935 int res;
4936 __ms_va_start(valist, format);
4937 res = MSVCRT_vfprintf(MSVCRT_stdout, format, valist);
4938 __ms_va_end(valist);
4939 return res;
4940 }
4941
4942 /*********************************************************************
4943 * printf_s (MSVCRT.@)
4944 */
4945 int CDECL MSVCRT_printf_s(const char *format, ...)
4946 {
4947 __ms_va_list valist;
4948 int res;
4949 __ms_va_start(valist, format);
4950 res = MSVCRT_vprintf_s(format, valist);
4951 __ms_va_end(valist);
4952 return res;
4953 }
4954
4955 /*********************************************************************
4956 * ungetc (MSVCRT.@)
4957 */
4958 int CDECL MSVCRT_ungetc(int c, MSVCRT_FILE * file)
4959 {
4960 if(!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EOF;
4961
4962 if (c == MSVCRT_EOF || !(file->_flag&MSVCRT__IOREAD ||
4963 (file->_flag&MSVCRT__IORW && !(file->_flag&MSVCRT__IOWRT))))
4964 return MSVCRT_EOF;
4965
4966 MSVCRT__lock_file(file);
4967 if((!(file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF))
4968 && msvcrt_alloc_buffer(file))
4969 || (!file->_cnt && file->_ptr==file->_base))
4970 file->_ptr++;
4971
4972 if(file->_ptr>file->_base) {
4973 file->_ptr--;
4974 if(file->_flag & MSVCRT__IOSTRG) {
4975 if(*file->_ptr != c) {
4976 file->_ptr++;
4977 MSVCRT__unlock_file(file);
4978 return MSVCRT_EOF;
4979 }
4980 }else {
4981 *file->_ptr = c;
4982 }
4983 file->_cnt++;
4984 MSVCRT_clearerr(file);
4985 file->_flag |= MSVCRT__IOREAD;
4986 MSVCRT__unlock_file(file);
4987 return c;
4988 }
4989
4990 MSVCRT__unlock_file(file);
4991 return MSVCRT_EOF;
4992 }
4993
4994 /*********************************************************************
4995 * ungetwc (MSVCRT.@)
4996 */
4997 MSVCRT_wint_t CDECL MSVCRT_ungetwc(MSVCRT_wint_t wc, MSVCRT_FILE * file)
4998 {
4999 MSVCRT_wchar_t mwc = wc;
5000
5001 if (wc == MSVCRT_WEOF)
5002 return MSVCRT_WEOF;
5003
5004 MSVCRT__lock_file(file);
5005
5006 if((msvcrt_get_ioinfo(file->_file)->exflag & (EF_UTF8 | EF_UTF16))
5007 || !(msvcrt_get_ioinfo(file->_file)->wxflag & WX_TEXT)) {
5008 unsigned char * pp = (unsigned char *)&mwc;
5009 int i;
5010
5011 for(i=sizeof(MSVCRT_wchar_t)-1;i>=0;i--) {
5012 if(pp[i] != MSVCRT_ungetc(pp[i],file)) {
5013 MSVCRT__unlock_file(file);
5014 return MSVCRT_WEOF;
5015 }
5016 }
5017 }else {
5018 char mbs[MSVCRT_MB_LEN_MAX];
5019 int len;
5020
5021 len = MSVCRT_wctomb(mbs, mwc);
5022 if(len == -1) {
5023 MSVCRT__unlock_file(file);
5024 return MSVCRT_WEOF;
5025 }
5026
5027 for(len--; len>=0; len--) {
5028 if(mbs[len] != MSVCRT_ungetc(mbs[len], file)) {
5029 MSVCRT__unlock_file(file);
5030 return MSVCRT_WEOF;
5031 }
5032 }
5033 }
5034
5035 MSVCRT__unlock_file(file);
5036 return mwc;
5037 }
5038
5039 /*********************************************************************
5040 * wprintf (MSVCRT.@)
5041 */
5042 int CDECL MSVCRT_wprintf(const MSVCRT_wchar_t *format, ...)
5043 {
5044 __ms_va_list valist;
5045 int res;
5046 __ms_va_start(valist, format);
5047 res = MSVCRT_vwprintf(format, valist);
5048 __ms_va_end(valist);
5049 return res;
5050 }
5051
5052 /*********************************************************************
5053 * wprintf_s (MSVCRT.@)
5054 */
5055 int CDECL MSVCRT_wprintf_s(const MSVCRT_wchar_t *format, ...)
5056 {
5057 __ms_va_list valist;
5058 int res;
5059 __ms_va_start(valist, format);
5060 res = MSVCRT_vwprintf_s(format, valist);
5061 __ms_va_end(valist);
5062 return res;
5063 }
5064
5065 /*********************************************************************
5066 * _getmaxstdio (MSVCRT.@)
5067 */
5068 int CDECL MSVCRT__getmaxstdio(void)
5069 {
5070 return MSVCRT_max_streams;
5071 }
5072
5073 /*********************************************************************
5074 * _setmaxstdio (MSVCRT.@)
5075 */
5076 int CDECL MSVCRT__setmaxstdio(int newmax)
5077 {
5078 TRACE("%d\n", newmax);
5079
5080 if(newmax<_IOB_ENTRIES || newmax>MSVCRT_MAX_FILES || newmax<MSVCRT_stream_idx)
5081 return -1;
5082
5083 MSVCRT_max_streams = newmax;
5084 return MSVCRT_max_streams;
5085 }
Windows API implementation