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dwrite: Implement CreateFontFaceFromHdc().
[wine.git] / dlls / msvcrt / file.c
blob2dd4da5e8d103ab27ea7fc6244dc85b5ccb21383
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 if(!file) {
923 msvcrt_flush_all_buffers(MSVCRT__IOWRT);
924 } else if(file->_flag & MSVCRT__IOWRT) {
925 int res;
926
927 MSVCRT__lock_file(file);
928 res = msvcrt_flush_buffer(file);
929
930 if(!res && (file->_flag & MSVCRT__IOCOMMIT))
931 res = MSVCRT__commit(file->_file) ? MSVCRT_EOF : 0;
932 MSVCRT__unlock_file(file);
933
934 return res;
935 } else if(file->_flag & MSVCRT__IOREAD) {
936 MSVCRT__lock_file(file);
937 file->_cnt = 0;
938 file->_ptr = file->_base;
939 MSVCRT__unlock_file(file);
940
941 return 0;
942 }
943 return 0;
944 }
945
946 /*********************************************************************
947 * _close (MSVCRT.@)
948 */
949 int CDECL MSVCRT__close(int fd)
950 {
951 HANDLE hand;
952 int ret;
953
954 LOCK_FILES();
955 hand = msvcrt_fdtoh(fd);
956 TRACE(":fd (%d) handle (%p)\n",fd,hand);
957 if (!msvcrt_is_valid_fd(fd)) {
958 ret = -1;
959 } else {
960 msvcrt_free_fd(fd);
961 ret = CloseHandle(hand) ? 0 : -1;
962 if (ret) {
963 WARN(":failed-last error (%d)\n",GetLastError());
964 msvcrt_set_errno(GetLastError());
965 }
966 }
967 UNLOCK_FILES();
968 TRACE(":ok\n");
969 return ret;
970 }
971
972 /*********************************************************************
973 * _dup2 (MSVCRT.@)
974 * NOTES
975 * MSDN isn't clear on this point, but the remarks for _pipe
976 * indicate file descriptors duplicated with _dup and _dup2 are always
977 * inheritable.
978 */
979 int CDECL MSVCRT__dup2(int od, int nd)
980 {
981 int ret;
982
983 TRACE("(od=%d, nd=%d)\n", od, nd);
984 LOCK_FILES();
985 if (nd < MSVCRT_MAX_FILES && nd >= 0 && msvcrt_is_valid_fd(od))
986 {
987 HANDLE handle;
988
989 if (DuplicateHandle(GetCurrentProcess(), msvcrt_get_ioinfo(od)->handle,
990 GetCurrentProcess(), &handle, 0, TRUE, DUPLICATE_SAME_ACCESS))
991 {
992 int wxflag = msvcrt_get_ioinfo(od)->wxflag & ~MSVCRT__O_NOINHERIT;
993
994 if (msvcrt_is_valid_fd(nd))
995 MSVCRT__close(nd);
996 ret = msvcrt_set_fd(handle, wxflag, nd);
997 if (ret == -1)
998 {
999 CloseHandle(handle);
1000 *MSVCRT__errno() = MSVCRT_EMFILE;
1001 }
1002 else
1003 {
1004 /* _dup2 returns 0, not nd, on success */
1005 ret = 0;
1006 }
1007 }
1008 else
1009 {
1010 ret = -1;
1011 msvcrt_set_errno(GetLastError());
1012 }
1013 }
1014 else
1015 {
1016 *MSVCRT__errno() = MSVCRT_EBADF;
1017 ret = -1;
1018 }
1019 UNLOCK_FILES();
1020 return ret;
1021 }
1022
1023 /*********************************************************************
1024 * _dup (MSVCRT.@)
1025 */
1026 int CDECL MSVCRT__dup(int od)
1027 {
1028 int fd, ret;
1029
1030 LOCK_FILES();
1031 fd = MSVCRT_fdstart;
1032 if (MSVCRT__dup2(od, fd) == 0)
1033 ret = fd;
1034 else
1035 ret = -1;
1036 UNLOCK_FILES();
1037 return ret;
1038 }
1039
1040 /*********************************************************************
1041 * _eof (MSVCRT.@)
1042 */
1043 int CDECL MSVCRT__eof(int fd)
1044 {
1045 DWORD curpos,endpos;
1046 LONG hcurpos,hendpos;
1047 HANDLE hand = msvcrt_fdtoh(fd);
1048
1049 TRACE(":fd (%d) handle (%p)\n",fd,hand);
1050
1051 if (hand == INVALID_HANDLE_VALUE)
1052 return -1;
1053
1054 if (msvcrt_get_ioinfo(fd)->wxflag & WX_ATEOF) return TRUE;
1055
1056 /* Otherwise we do it the hard way */
1057 hcurpos = hendpos = 0;
1058 curpos = SetFilePointer(hand, 0, &hcurpos, FILE_CURRENT);
1059 endpos = SetFilePointer(hand, 0, &hendpos, FILE_END);
1060
1061 if (curpos == endpos && hcurpos == hendpos)
1062 {
1063 /* FIXME: shouldn't WX_ATEOF be set here? */
1064 return TRUE;
1065 }
1066
1067 SetFilePointer(hand, curpos, &hcurpos, FILE_BEGIN);
1068 return FALSE;
1069 }
1070
1071 /*********************************************************************
1072 * _fcloseall (MSVCRT.@)
1073 */
1074 int CDECL MSVCRT__fcloseall(void)
1075 {
1076 int num_closed = 0, i;
1077 MSVCRT_FILE *file;
1078
1079 LOCK_FILES();
1080 for (i = 3; i < MSVCRT_stream_idx; i++) {
1081 file = msvcrt_get_file(i);
1082
1083 if (file->_flag && !MSVCRT_fclose(file))
1084 num_closed++;
1085 }
1086 UNLOCK_FILES();
1087
1088 TRACE(":closed (%d) handles\n",num_closed);
1089 return num_closed;
1090 }
1091
1092 /* free everything on process exit */
1093 void msvcrt_free_io(void)
1094 {
1095 unsigned int i;
1096 int j;
1097
1098 MSVCRT__flushall();
1099 MSVCRT__fcloseall();
1100
1101 for(i=0; i<sizeof(MSVCRT___pioinfo)/sizeof(MSVCRT___pioinfo[0]); i++)
1102 MSVCRT_free(MSVCRT___pioinfo[i]);
1103
1104 for(j=0; j<MSVCRT_stream_idx; j++)
1105 {
1106 MSVCRT_FILE *file = msvcrt_get_file(j);
1107 if(file<MSVCRT__iob || file>=MSVCRT__iob+_IOB_ENTRIES)
1108 {
1109 ((file_crit*)file)->crit.DebugInfo->Spare[0] = 0;
1110 DeleteCriticalSection(&((file_crit*)file)->crit);
1111 }
1112 }
1113
1114 for(i=0; i<sizeof(MSVCRT_fstream)/sizeof(MSVCRT_fstream[0]); i++)
1115 MSVCRT_free(MSVCRT_fstream[i]);
1116
1117 DeleteCriticalSection(&MSVCRT_file_cs);
1118 }
1119
1120 /*********************************************************************
1121 * _lseeki64 (MSVCRT.@)
1122 */
1123 __int64 CDECL MSVCRT__lseeki64(int fd, __int64 offset, int whence)
1124 {
1125 HANDLE hand = msvcrt_fdtoh(fd);
1126 LARGE_INTEGER ofs;
1127
1128 TRACE(":fd (%d) handle (%p)\n",fd,hand);
1129 if (hand == INVALID_HANDLE_VALUE)
1130 return -1;
1131
1132 if (whence < 0 || whence > 2)
1133 {
1134 *MSVCRT__errno() = MSVCRT_EINVAL;
1135 return -1;
1136 }
1137
1138 TRACE(":fd (%d) to %s pos %s\n",
1139 fd,wine_dbgstr_longlong(offset),
1140 (whence==SEEK_SET)?"SEEK_SET":
1141 (whence==SEEK_CUR)?"SEEK_CUR":
1142 (whence==SEEK_END)?"SEEK_END":"UNKNOWN");
1143
1144 /* The MoleBox protection scheme expects msvcrt to use SetFilePointer only,
1145 * so a LARGE_INTEGER offset cannot be passed directly via SetFilePointerEx. */
1146 ofs.QuadPart = offset;
1147 if ((ofs.u.LowPart = SetFilePointer(hand, ofs.u.LowPart, &ofs.u.HighPart, whence)) != INVALID_SET_FILE_POINTER ||
1148 GetLastError() == ERROR_SUCCESS)
1149 {
1150 msvcrt_get_ioinfo(fd)->wxflag &= ~WX_ATEOF;
1151 /* FIXME: What if we seek _to_ EOF - is EOF set? */
1152
1153 return ofs.QuadPart;
1154 }
1155 TRACE(":error-last error (%d)\n",GetLastError());
1156 msvcrt_set_errno(GetLastError());
1157 return -1;
1158 }
1159
1160 /*********************************************************************
1161 * _lseek (MSVCRT.@)
1162 */
1163 LONG CDECL MSVCRT__lseek(int fd, LONG offset, int whence)
1164 {
1165 return MSVCRT__lseeki64(fd, offset, whence);
1166 }
1167
1168 /*********************************************************************
1169 * _lock_file (MSVCRT.@)
1170 */
1171 void CDECL MSVCRT__lock_file(MSVCRT_FILE *file)
1172 {
1173 if(file>=MSVCRT__iob && file<MSVCRT__iob+_IOB_ENTRIES)
1174 _lock(_STREAM_LOCKS+(file-MSVCRT__iob));
1175 else
1176 EnterCriticalSection(&((file_crit*)file)->crit);
1177 }
1178
1179 /*********************************************************************
1180 * _unlock_file (MSVCRT.@)
1181 */
1182 void CDECL MSVCRT__unlock_file(MSVCRT_FILE *file)
1183 {
1184 if(file>=MSVCRT__iob && file<MSVCRT__iob+_IOB_ENTRIES)
1185 _unlock(_STREAM_LOCKS+(file-MSVCRT__iob));
1186 else
1187 LeaveCriticalSection(&((file_crit*)file)->crit);
1188 }
1189
1190 /*********************************************************************
1191 * _locking (MSVCRT.@)
1192 *
1193 * This is untested; the underlying LockFile doesn't work yet.
1194 */
1195 int CDECL MSVCRT__locking(int fd, int mode, LONG nbytes)
1196 {
1197 BOOL ret;
1198 DWORD cur_locn;
1199 HANDLE hand = msvcrt_fdtoh(fd);
1200
1201 TRACE(":fd (%d) handle (%p)\n",fd,hand);
1202 if (hand == INVALID_HANDLE_VALUE)
1203 return -1;
1204
1205 if (mode < 0 || mode > 4)
1206 {
1207 *MSVCRT__errno() = MSVCRT_EINVAL;
1208 return -1;
1209 }
1210
1211 TRACE(":fd (%d) by 0x%08x mode %s\n",
1212 fd,nbytes,(mode==MSVCRT__LK_UNLCK)?"_LK_UNLCK":
1213 (mode==MSVCRT__LK_LOCK)?"_LK_LOCK":
1214 (mode==MSVCRT__LK_NBLCK)?"_LK_NBLCK":
1215 (mode==MSVCRT__LK_RLCK)?"_LK_RLCK":
1216 (mode==MSVCRT__LK_NBRLCK)?"_LK_NBRLCK":
1217 "UNKNOWN");
1218
1219 if ((cur_locn = SetFilePointer(hand, 0L, NULL, SEEK_CUR)) == INVALID_SET_FILE_POINTER)
1220 {
1221 FIXME ("Seek failed\n");
1222 *MSVCRT__errno() = MSVCRT_EINVAL; /* FIXME */
1223 return -1;
1224 }
1225 if (mode == MSVCRT__LK_LOCK || mode == MSVCRT__LK_RLCK)
1226 {
1227 int nretry = 10;
1228 ret = 1; /* just to satisfy gcc */
1229 while (nretry--)
1230 {
1231 ret = LockFile(hand, cur_locn, 0L, nbytes, 0L);
1232 if (ret) break;
1233 Sleep(1);
1234 }
1235 }
1236 else if (mode == MSVCRT__LK_UNLCK)
1237 ret = UnlockFile(hand, cur_locn, 0L, nbytes, 0L);
1238 else
1239 ret = LockFile(hand, cur_locn, 0L, nbytes, 0L);
1240 /* FIXME - what about error settings? */
1241 return ret ? 0 : -1;
1242 }
1243
1244 /*********************************************************************
1245 * _fseeki64 (MSVCRT.@)
1246 */
1247 int CDECL MSVCRT__fseeki64(MSVCRT_FILE* file, __int64 offset, int whence)
1248 {
1249 int ret;
1250
1251 MSVCRT__lock_file(file);
1252 ret = MSVCRT__fseeki64_nolock(file, offset, whence);
1253 MSVCRT__unlock_file(file);
1254
1255 return ret;
1256 }
1257
1258 /*********************************************************************
1259 * _fseeki64_nolock (MSVCRT.@)
1260 */
1261 int CDECL MSVCRT__fseeki64_nolock(MSVCRT_FILE* file, __int64 offset, int whence)
1262 {
1263 int ret;
1264
1265 /* Flush output if needed */
1266 if(file->_flag & MSVCRT__IOWRT)
1267 msvcrt_flush_buffer(file);
1268
1269 if(whence == SEEK_CUR && file->_flag & MSVCRT__IOREAD ) {
1270 whence = SEEK_SET;
1271 offset += MSVCRT__ftelli64_nolock(file);
1272 }
1273
1274 /* Discard buffered input */
1275 file->_cnt = 0;
1276 file->_ptr = file->_base;
1277 /* Reset direction of i/o */
1278 if(file->_flag & MSVCRT__IORW) {
1279 file->_flag &= ~(MSVCRT__IOREAD|MSVCRT__IOWRT);
1280 }
1281 /* Clear end of file flag */
1282 file->_flag &= ~MSVCRT__IOEOF;
1283 ret = (MSVCRT__lseeki64(file->_file,offset,whence) == -1)?-1:0;
1284
1285 return ret;
1286 }
1287
1288 /*********************************************************************
1289 * fseek (MSVCRT.@)
1290 */
1291 int CDECL MSVCRT_fseek(MSVCRT_FILE* file, MSVCRT_long offset, int whence)
1292 {
1293 return MSVCRT__fseeki64( file, offset, whence );
1294 }
1295
1296 /*********************************************************************
1297 * _fseek_nolock (MSVCRT.@)
1298 */
1299 int CDECL MSVCRT__fseek_nolock(MSVCRT_FILE* file, MSVCRT_long offset, int whence)
1300 {
1301 return MSVCRT__fseeki64_nolock( file, offset, whence );
1302 }
1303
1304 /*********************************************************************
1305 * _chsize_s (MSVCRT.@)
1306 */
1307 int CDECL MSVCRT__chsize_s(int fd, __int64 size)
1308 {
1309 __int64 cur, pos;
1310 HANDLE handle;
1311 BOOL ret = FALSE;
1312
1313 TRACE("(fd=%d, size=%s)\n", fd, wine_dbgstr_longlong(size));
1314
1315 if (!MSVCRT_CHECK_PMT(size >= 0)) return MSVCRT_EINVAL;
1316
1317 LOCK_FILES();
1318
1319 handle = msvcrt_fdtoh(fd);
1320 if (handle != INVALID_HANDLE_VALUE)
1321 {
1322 /* save the current file pointer */
1323 cur = MSVCRT__lseeki64(fd, 0, SEEK_CUR);
1324 if (cur >= 0)
1325 {
1326 pos = MSVCRT__lseeki64(fd, size, SEEK_SET);
1327 if (pos >= 0)
1328 {
1329 ret = SetEndOfFile(handle);
1330 if (!ret) msvcrt_set_errno(GetLastError());
1331 }
1332
1333 /* restore the file pointer */
1334 MSVCRT__lseeki64(fd, cur, SEEK_SET);
1335 }
1336 }
1337
1338 UNLOCK_FILES();
1339 return ret ? 0 : *MSVCRT__errno();
1340 }
1341
1342 /*********************************************************************
1343 * _chsize (MSVCRT.@)
1344 */
1345 int CDECL MSVCRT__chsize(int fd, MSVCRT_long size)
1346 {
1347 /* _chsize_s returns errno on failure but _chsize should return -1 */
1348 return MSVCRT__chsize_s( fd, size ) == 0 ? 0 : -1;
1349 }
1350
1351 /*********************************************************************
1352 * clearerr (MSVCRT.@)
1353 */
1354 void CDECL MSVCRT_clearerr(MSVCRT_FILE* file)
1355 {
1356 TRACE(":file (%p) fd (%d)\n",file,file->_file);
1357
1358 MSVCRT__lock_file(file);
1359 file->_flag &= ~(MSVCRT__IOERR | MSVCRT__IOEOF);
1360 MSVCRT__unlock_file(file);
1361 }
1362
1363 /*********************************************************************
1364 * rewind (MSVCRT.@)
1365 */
1366 void CDECL MSVCRT_rewind(MSVCRT_FILE* file)
1367 {
1368 TRACE(":file (%p) fd (%d)\n",file,file->_file);
1369
1370 MSVCRT__lock_file(file);
1371 MSVCRT_fseek(file, 0L, SEEK_SET);
1372 MSVCRT_clearerr(file);
1373 MSVCRT__unlock_file(file);
1374 }
1375
1376 static int msvcrt_get_flags(const MSVCRT_wchar_t* mode, int *open_flags, int* stream_flags)
1377 {
1378 int plus = strchrW(mode, '+') != NULL;
1379
1380 TRACE("%s\n", debugstr_w(mode));
1381
1382 while(*mode == ' ') mode++;
1383
1384 switch(*mode++)
1385 {
1386 case 'R': case 'r':
1387 *open_flags = plus ? MSVCRT__O_RDWR : MSVCRT__O_RDONLY;
1388 *stream_flags = plus ? MSVCRT__IORW : MSVCRT__IOREAD;
1389 break;
1390 case 'W': case 'w':
1391 *open_flags = MSVCRT__O_CREAT | MSVCRT__O_TRUNC | (plus ? MSVCRT__O_RDWR : MSVCRT__O_WRONLY);
1392 *stream_flags = plus ? MSVCRT__IORW : MSVCRT__IOWRT;
1393 break;
1394 case 'A': case 'a':
1395 *open_flags = MSVCRT__O_CREAT | MSVCRT__O_APPEND | (plus ? MSVCRT__O_RDWR : MSVCRT__O_WRONLY);
1396 *stream_flags = plus ? MSVCRT__IORW : MSVCRT__IOWRT;
1397 break;
1398 default:
1399 MSVCRT_INVALID_PMT(0, MSVCRT_EINVAL);
1400 return -1;
1401 }
1402
1403 *stream_flags |= MSVCRT__commode;
1404
1405 while (*mode && *mode!=',')
1406 switch (*mode++)
1407 {
1408 case 'B': case 'b':
1409 *open_flags |= MSVCRT__O_BINARY;
1410 *open_flags &= ~MSVCRT__O_TEXT;
1411 break;
1412 case 't':
1413 *open_flags |= MSVCRT__O_TEXT;
1414 *open_flags &= ~MSVCRT__O_BINARY;
1415 break;
1416 case 'D':
1417 *open_flags |= MSVCRT__O_TEMPORARY;
1418 break;
1419 case 'T':
1420 *open_flags |= MSVCRT__O_SHORT_LIVED;
1421 break;
1422 case 'c':
1423 *stream_flags |= MSVCRT__IOCOMMIT;
1424 break;
1425 case 'n':
1426 *stream_flags &= ~MSVCRT__IOCOMMIT;
1427 break;
1428 case 'N':
1429 *open_flags |= MSVCRT__O_NOINHERIT;
1430 break;
1431 case '+':
1432 case ' ':
1433 case 'a':
1434 case 'w':
1435 break;
1436 case 'S':
1437 case 'R':
1438 FIXME("ignoring cache optimization flag: %c\n", mode[-1]);
1439 break;
1440 default:
1441 ERR("incorrect mode flag: %c\n", mode[-1]);
1442 break;
1443 }
1444
1445 if(*mode == ',')
1446 {
1447 static const WCHAR ccs[] = {'c','c','s'};
1448 static const WCHAR utf8[] = {'u','t','f','-','8'};
1449 static const WCHAR utf16le[] = {'u','t','f','-','1','6','l','e'};
1450 static const WCHAR unicode[] = {'u','n','i','c','o','d','e'};
1451
1452 mode++;
1453 while(*mode == ' ') mode++;
1454 if(!MSVCRT_CHECK_PMT(!strncmpW(ccs, mode, sizeof(ccs)/sizeof(ccs[0]))))
1455 return -1;
1456 mode += sizeof(ccs)/sizeof(ccs[0]);
1457 while(*mode == ' ') mode++;
1458 if(!MSVCRT_CHECK_PMT(*mode == '='))
1459 return -1;
1460 mode++;
1461 while(*mode == ' ') mode++;
1462
1463 if(!strncmpiW(utf8, mode, sizeof(utf8)/sizeof(utf8[0])))
1464 {
1465 *open_flags |= MSVCRT__O_U8TEXT;
1466 mode += sizeof(utf8)/sizeof(utf8[0]);
1467 }
1468 else if(!strncmpiW(utf16le, mode, sizeof(utf16le)/sizeof(utf16le[0])))
1469 {
1470 *open_flags |= MSVCRT__O_U16TEXT;
1471 mode += sizeof(utf16le)/sizeof(utf16le[0]);
1472 }
1473 else if(!strncmpiW(unicode, mode, sizeof(unicode)/sizeof(unicode[0])))
1474 {
1475 *open_flags |= MSVCRT__O_WTEXT;
1476 mode += sizeof(unicode)/sizeof(unicode[0]);
1477 }
1478 else
1479 {
1480 MSVCRT_INVALID_PMT(0, MSVCRT_EINVAL);
1481 return -1;
1482 }
1483
1484 while(*mode == ' ') mode++;
1485 }
1486
1487 if(!MSVCRT_CHECK_PMT(*mode == 0))
1488 return -1;
1489 return 0;
1490 }
1491
1492 /*********************************************************************
1493 * _fdopen (MSVCRT.@)
1494 */
1495 MSVCRT_FILE* CDECL MSVCRT__fdopen(int fd, const char *mode)
1496 {
1497 MSVCRT_FILE *ret;
1498 MSVCRT_wchar_t *modeW = NULL;
1499
1500 if (mode && !(modeW = msvcrt_wstrdupa(mode))) return NULL;
1501
1502 ret = MSVCRT__wfdopen(fd, modeW);
1503
1504 MSVCRT_free(modeW);
1505 return ret;
1506 }
1507
1508 /*********************************************************************
1509 * _wfdopen (MSVCRT.@)
1510 */
1511 MSVCRT_FILE* CDECL MSVCRT__wfdopen(int fd, const MSVCRT_wchar_t *mode)
1512 {
1513 int open_flags, stream_flags;
1514 MSVCRT_FILE* file;
1515
1516 if (msvcrt_get_flags(mode, &open_flags, &stream_flags) == -1) return NULL;
1517
1518 LOCK_FILES();
1519 if (!(file = msvcrt_alloc_fp()))
1520 file = NULL;
1521 else if (msvcrt_init_fp(file, fd, stream_flags) == -1)
1522 {
1523 file->_flag = 0;
1524 file = NULL;
1525 }
1526 else TRACE(":fd (%d) mode (%s) FILE* (%p)\n", fd, debugstr_w(mode), file);
1527 UNLOCK_FILES();
1528
1529 return file;
1530 }
1531
1532 /*********************************************************************
1533 * _filelength (MSVCRT.@)
1534 */
1535 LONG CDECL MSVCRT__filelength(int fd)
1536 {
1537 LONG curPos = MSVCRT__lseek(fd, 0, SEEK_CUR);
1538 if (curPos != -1)
1539 {
1540 LONG endPos = MSVCRT__lseek(fd, 0, SEEK_END);
1541 if (endPos != -1)
1542 {
1543 if (endPos != curPos)
1544 MSVCRT__lseek(fd, curPos, SEEK_SET);
1545 return endPos;
1546 }
1547 }
1548 return -1;
1549 }
1550
1551 /*********************************************************************
1552 * _filelengthi64 (MSVCRT.@)
1553 */
1554 __int64 CDECL MSVCRT__filelengthi64(int fd)
1555 {
1556 __int64 curPos = MSVCRT__lseeki64(fd, 0, SEEK_CUR);
1557 if (curPos != -1)
1558 {
1559 __int64 endPos = MSVCRT__lseeki64(fd, 0, SEEK_END);
1560 if (endPos != -1)
1561 {
1562 if (endPos != curPos)
1563 MSVCRT__lseeki64(fd, curPos, SEEK_SET);
1564 return endPos;
1565 }
1566 }
1567 return -1;
1568 }
1569
1570 /*********************************************************************
1571 * _fileno (MSVCRT.@)
1572 */
1573 int CDECL MSVCRT__fileno(MSVCRT_FILE* file)
1574 {
1575 TRACE(":FILE* (%p) fd (%d)\n",file,file->_file);
1576 return file->_file;
1577 }
1578
1579 /*********************************************************************
1580 * _fstat64 (MSVCRT.@)
1581 */
1582 int CDECL MSVCRT__fstat64(int fd, struct MSVCRT__stat64* buf)
1583 {
1584 DWORD dw;
1585 DWORD type;
1586 BY_HANDLE_FILE_INFORMATION hfi;
1587 HANDLE hand = msvcrt_fdtoh(fd);
1588
1589 TRACE(":fd (%d) stat (%p)\n",fd,buf);
1590 if (hand == INVALID_HANDLE_VALUE)
1591 return -1;
1592
1593 if (!buf)
1594 {
1595 WARN(":failed-NULL buf\n");
1596 msvcrt_set_errno(ERROR_INVALID_PARAMETER);
1597 return -1;
1598 }
1599
1600 memset(&hfi, 0, sizeof(hfi));
1601 memset(buf, 0, sizeof(struct MSVCRT__stat64));
1602 type = GetFileType(hand);
1603 if (type == FILE_TYPE_PIPE)
1604 {
1605 buf->st_dev = buf->st_rdev = fd;
1606 buf->st_mode = S_IFIFO;
1607 buf->st_nlink = 1;
1608 }
1609 else if (type == FILE_TYPE_CHAR)
1610 {
1611 buf->st_dev = buf->st_rdev = fd;
1612 buf->st_mode = S_IFCHR;
1613 buf->st_nlink = 1;
1614 }
1615 else /* FILE_TYPE_DISK etc. */
1616 {
1617 if (!GetFileInformationByHandle(hand, &hfi))
1618 {
1619 WARN(":failed-last error (%d)\n",GetLastError());
1620 msvcrt_set_errno(ERROR_INVALID_PARAMETER);
1621 return -1;
1622 }
1623 buf->st_mode = S_IFREG | 0444;
1624 if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY))
1625 buf->st_mode |= 0222;
1626 buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow;
1627 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw);
1628 buf->st_atime = dw;
1629 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw);
1630 buf->st_mtime = buf->st_ctime = dw;
1631 buf->st_nlink = hfi.nNumberOfLinks;
1632 }
1633 TRACE(":dwFileAttributes = 0x%x, mode set to 0x%x\n",hfi.dwFileAttributes,
1634 buf->st_mode);
1635 return 0;
1636 }
1637
1638 /*********************************************************************
1639 * _fstati64 (MSVCRT.@)
1640 */
1641 int CDECL MSVCRT__fstati64(int fd, struct MSVCRT__stati64* buf)
1642 {
1643 int ret;
1644 struct MSVCRT__stat64 buf64;
1645
1646 ret = MSVCRT__fstat64(fd, &buf64);
1647 if (!ret)
1648 msvcrt_stat64_to_stati64(&buf64, buf);
1649 return ret;
1650 }
1651
1652 /*********************************************************************
1653 * _fstat (MSVCRT.@)
1654 */
1655 int CDECL MSVCRT__fstat(int fd, struct MSVCRT__stat* buf)
1656 { int ret;
1657 struct MSVCRT__stat64 buf64;
1658
1659 ret = MSVCRT__fstat64(fd, &buf64);
1660 if (!ret)
1661 msvcrt_stat64_to_stat(&buf64, buf);
1662 return ret;
1663 }
1664
1665 /*********************************************************************
1666 * _fstat32 (MSVCR80.@)
1667 */
1668 int CDECL MSVCRT__fstat32(int fd, struct MSVCRT__stat32* buf)
1669 {
1670 int ret;
1671 struct MSVCRT__stat64 buf64;
1672
1673 ret = MSVCRT__fstat64(fd, &buf64);
1674 if (!ret)
1675 msvcrt_stat64_to_stat32(&buf64, buf);
1676 return ret;
1677 }
1678
1679 /*********************************************************************
1680 * _fstat64i32 (MSVCR80.@)
1681 */
1682 int CDECL MSVCRT__fstat64i32(int fd, struct MSVCRT__stat64i32* buf)
1683 {
1684 int ret;
1685 struct MSVCRT__stat64 buf64;
1686
1687 ret = MSVCRT__fstat64(fd, &buf64);
1688 if (!ret)
1689 msvcrt_stat64_to_stat64i32(&buf64, buf);
1690 return ret;
1691 }
1692
1693 /*********************************************************************
1694 * _futime64 (MSVCRT.@)
1695 */
1696 int CDECL _futime64(int fd, struct MSVCRT___utimbuf64 *t)
1697 {
1698 HANDLE hand = msvcrt_fdtoh(fd);
1699 FILETIME at, wt;
1700
1701 if (!t)
1702 {
1703 time_to_filetime( MSVCRT__time64(NULL), &at );
1704 wt = at;
1705 }
1706 else
1707 {
1708 time_to_filetime( t->actime, &at );
1709 time_to_filetime( t->modtime, &wt );
1710 }
1711
1712 if (!SetFileTime(hand, NULL, &at, &wt))
1713 {
1714 msvcrt_set_errno(GetLastError());
1715 return -1 ;
1716 }
1717 return 0;
1718 }
1719
1720 /*********************************************************************
1721 * _futime32 (MSVCRT.@)
1722 */
1723 int CDECL _futime32(int fd, struct MSVCRT___utimbuf32 *t)
1724 {
1725 if (t)
1726 {
1727 struct MSVCRT___utimbuf64 t64;
1728 t64.actime = t->actime;
1729 t64.modtime = t->modtime;
1730 return _futime64( fd, &t64 );
1731 }
1732 else
1733 return _futime64( fd, NULL );
1734 }
1735
1736 /*********************************************************************
1737 * _futime (MSVCRT.@)
1738 */
1739 #ifdef _WIN64
1740 int CDECL _futime(int fd, struct MSVCRT___utimbuf64 *t)
1741 {
1742 return _futime64( fd, t );
1743 }
1744 #else
1745 int CDECL _futime(int fd, struct MSVCRT___utimbuf32 *t)
1746 {
1747 return _futime32( fd, t );
1748 }
1749 #endif
1750
1751 /*********************************************************************
1752 * _get_osfhandle (MSVCRT.@)
1753 */
1754 MSVCRT_intptr_t CDECL MSVCRT__get_osfhandle(int fd)
1755 {
1756 HANDLE hand = msvcrt_fdtoh(fd);
1757 TRACE(":fd (%d) handle (%p)\n",fd,hand);
1758
1759 return (MSVCRT_intptr_t)hand;
1760 }
1761
1762 /*********************************************************************
1763 * _mktemp_s (MSVCRT.@)
1764 */
1765 int CDECL MSVCRT__mktemp_s(char *pattern, MSVCRT_size_t size)
1766 {
1767 DWORD len, xno, id;
1768
1769 if(!MSVCRT_CHECK_PMT(pattern!=NULL))
1770 return MSVCRT_EINVAL;
1771
1772 for(len=0; len<size; len++)
1773 if(!pattern[len])
1774 break;
1775 if(!MSVCRT_CHECK_PMT(len!=size && len>=6)) {
1776 if(size)
1777 pattern[0] = 0;
1778 return MSVCRT_EINVAL;
1779 }
1780
1781 for(xno=1; xno<=6; xno++)
1782 if(!MSVCRT_CHECK_PMT(pattern[len-xno] == 'X'))
1783 return MSVCRT_EINVAL;
1784
1785 id = GetCurrentProcessId();
1786 for(xno=1; xno<6; xno++) {
1787 pattern[len-xno] = id%10 + '0';
1788 id /= 10;
1789 }
1790
1791 for(pattern[len-6]='a'; pattern[len-6]<='z'; pattern[len-6]++) {
1792 if(GetFileAttributesA(pattern) == INVALID_FILE_ATTRIBUTES)
1793 return 0;
1794 }
1795
1796 pattern[0] = 0;
1797 *MSVCRT__errno() = MSVCRT_EEXIST;
1798 return MSVCRT_EEXIST;
1799 }
1800
1801 /*********************************************************************
1802 * _mktemp (MSVCRT.@)
1803 */
1804 char * CDECL MSVCRT__mktemp(char *pattern)
1805 {
1806 int numX = 0;
1807 char *retVal = pattern;
1808 int id;
1809 char letter = 'a';
1810
1811 if(!pattern)
1812 return NULL;
1813
1814 while(*pattern)
1815 numX = (*pattern++ == 'X')? numX + 1 : 0;
1816 if (numX < 6)
1817 return NULL;
1818 pattern--;
1819 id = GetCurrentProcessId();
1820 numX = 6;
1821 while(numX--)
1822 {
1823 int tempNum = id / 10;
1824 *pattern-- = id - (tempNum * 10) + '0';
1825 id = tempNum;
1826 }
1827 pattern++;
1828 do
1829 {
1830 *pattern = letter++;
1831 if (GetFileAttributesA(retVal) == INVALID_FILE_ATTRIBUTES)
1832 return retVal;
1833 } while(letter <= 'z');
1834 return NULL;
1835 }
1836
1837 /*********************************************************************
1838 * _wmktemp_s (MSVCRT.@)
1839 */
1840 int CDECL MSVCRT__wmktemp_s(MSVCRT_wchar_t *pattern, MSVCRT_size_t size)
1841 {
1842 DWORD len, xno, id;
1843
1844 if(!MSVCRT_CHECK_PMT(pattern!=NULL))
1845 return MSVCRT_EINVAL;
1846
1847 for(len=0; len<size; len++)
1848 if(!pattern[len])
1849 break;
1850 if(!MSVCRT_CHECK_PMT(len!=size && len>=6)) {
1851 if(size)
1852 pattern[0] = 0;
1853 return MSVCRT_EINVAL;
1854 }
1855
1856 for(xno=1; xno<=6; xno++)
1857 if(!MSVCRT_CHECK_PMT(pattern[len-xno] == 'X'))
1858 return MSVCRT_EINVAL;
1859
1860 id = GetCurrentProcessId();
1861 for(xno=1; xno<6; xno++) {
1862 pattern[len-xno] = id%10 + '0';
1863 id /= 10;
1864 }
1865
1866 for(pattern[len-6]='a'; pattern[len-6]<='z'; pattern[len-6]++) {
1867 if(GetFileAttributesW(pattern) == INVALID_FILE_ATTRIBUTES)
1868 return 0;
1869 }
1870
1871 pattern[0] = 0;
1872 *MSVCRT__errno() = MSVCRT_EEXIST;
1873 return MSVCRT_EEXIST;
1874 }
1875
1876 /*********************************************************************
1877 * _wmktemp (MSVCRT.@)
1878 */
1879 MSVCRT_wchar_t * CDECL MSVCRT__wmktemp(MSVCRT_wchar_t *pattern)
1880 {
1881 int numX = 0;
1882 MSVCRT_wchar_t *retVal = pattern;
1883 int id;
1884 MSVCRT_wchar_t letter = 'a';
1885
1886 if(!pattern)
1887 return NULL;
1888
1889 while(*pattern)
1890 numX = (*pattern++ == 'X')? numX + 1 : 0;
1891 if (numX < 6)
1892 return NULL;
1893 pattern--;
1894 id = GetCurrentProcessId();
1895 numX = 6;
1896 while(numX--)
1897 {
1898 int tempNum = id / 10;
1899 *pattern-- = id - (tempNum * 10) + '0';
1900 id = tempNum;
1901 }
1902 pattern++;
1903 do
1904 {
1905 if (GetFileAttributesW(retVal) == INVALID_FILE_ATTRIBUTES)
1906 return retVal;
1907 *pattern = letter++;
1908 } while(letter != '|');
1909 return NULL;
1910 }
1911
1912 static unsigned split_oflags(unsigned oflags)
1913 {
1914 int wxflags = 0;
1915 unsigned unsupp; /* until we support everything */
1916
1917 if (oflags & MSVCRT__O_APPEND) wxflags |= WX_APPEND;
1918 if (oflags & MSVCRT__O_BINARY) {/* Nothing to do */}
1919 else if (oflags & MSVCRT__O_TEXT) wxflags |= WX_TEXT;
1920 else if (oflags & MSVCRT__O_WTEXT) wxflags |= WX_TEXT;
1921 else if (oflags & MSVCRT__O_U16TEXT) wxflags |= WX_TEXT;
1922 else if (oflags & MSVCRT__O_U8TEXT) wxflags |= WX_TEXT;
1923 else if (*__p__fmode() & MSVCRT__O_BINARY) {/* Nothing to do */}
1924 else wxflags |= WX_TEXT; /* default to TEXT*/
1925 if (oflags & MSVCRT__O_NOINHERIT) wxflags |= WX_DONTINHERIT;
1926
1927 if ((unsupp = oflags & ~(
1928 MSVCRT__O_BINARY|MSVCRT__O_TEXT|MSVCRT__O_APPEND|
1929 MSVCRT__O_TRUNC|MSVCRT__O_EXCL|MSVCRT__O_CREAT|
1930 MSVCRT__O_RDWR|MSVCRT__O_WRONLY|MSVCRT__O_TEMPORARY|
1931 MSVCRT__O_NOINHERIT|
1932 MSVCRT__O_SEQUENTIAL|MSVCRT__O_RANDOM|MSVCRT__O_SHORT_LIVED|
1933 MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT
1934 )))
1935 ERR(":unsupported oflags 0x%04x\n",unsupp);
1936
1937 return wxflags;
1938 }
1939
1940 /*********************************************************************
1941 * _pipe (MSVCRT.@)
1942 */
1943 int CDECL MSVCRT__pipe(int *pfds, unsigned int psize, int textmode)
1944 {
1945 int ret = -1;
1946 SECURITY_ATTRIBUTES sa;
1947 HANDLE readHandle, writeHandle;
1948
1949 if (!pfds)
1950 {
1951 *MSVCRT__errno() = MSVCRT_EINVAL;
1952 return -1;
1953 }
1954
1955 sa.nLength = sizeof(SECURITY_ATTRIBUTES);
1956 sa.bInheritHandle = !(textmode & MSVCRT__O_NOINHERIT);
1957 sa.lpSecurityDescriptor = NULL;
1958 if (CreatePipe(&readHandle, &writeHandle, &sa, psize))
1959 {
1960 unsigned int wxflags = split_oflags(textmode);
1961 int fd;
1962
1963 LOCK_FILES();
1964 fd = msvcrt_alloc_fd(readHandle, wxflags|WX_PIPE);
1965 if (fd != -1)
1966 {
1967 pfds[0] = fd;
1968 fd = msvcrt_alloc_fd(writeHandle, wxflags|WX_PIPE);
1969 if (fd != -1)
1970 {
1971 pfds[1] = fd;
1972 ret = 0;
1973 }
1974 else
1975 {
1976 MSVCRT__close(pfds[0]);
1977 CloseHandle(writeHandle);
1978 *MSVCRT__errno() = MSVCRT_EMFILE;
1979 }
1980 }
1981 else
1982 {
1983 CloseHandle(readHandle);
1984 CloseHandle(writeHandle);
1985 *MSVCRT__errno() = MSVCRT_EMFILE;
1986 }
1987 UNLOCK_FILES();
1988 }
1989 else
1990 msvcrt_set_errno(GetLastError());
1991
1992 return ret;
1993 }
1994
1995 static int check_bom(HANDLE h, int oflags, BOOL seek)
1996 {
1997 char bom[sizeof(utf8_bom)];
1998 DWORD r;
1999
2000 oflags &= ~(MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT);
2001
2002 if (!ReadFile(h, bom, sizeof(utf8_bom), &r, NULL))
2003 return oflags;
2004
2005 if (r==sizeof(utf8_bom) && !memcmp(bom, utf8_bom, sizeof(utf8_bom))) {
2006 oflags |= MSVCRT__O_U8TEXT;
2007 }else if (r>=sizeof(utf16_bom) && !memcmp(bom, utf16_bom, sizeof(utf16_bom))) {
2008 if (seek && r>2)
2009 SetFilePointer(h, 2, NULL, FILE_BEGIN);
2010 oflags |= MSVCRT__O_U16TEXT;
2011 }else if (seek) {
2012 SetFilePointer(h, 0, NULL, FILE_BEGIN);
2013 }
2014
2015 return oflags;
2016 }
2017
2018 /*********************************************************************
2019 * _wsopen_s (MSVCRT.@)
2020 */
2021 int CDECL MSVCRT__wsopen_s( int *fd, const MSVCRT_wchar_t* path, int oflags, int shflags, int pmode )
2022 {
2023 DWORD access = 0, creation = 0, attrib;
2024 SECURITY_ATTRIBUTES sa;
2025 DWORD sharing, type;
2026 int wxflag;
2027 HANDLE hand;
2028
2029 TRACE("fd*: %p :file (%s) oflags: 0x%04x shflags: 0x%04x pmode: 0x%04x\n",
2030 fd, debugstr_w(path), oflags, shflags, pmode);
2031
2032 if (!MSVCRT_CHECK_PMT( fd != NULL )) return MSVCRT_EINVAL;
2033
2034 *fd = -1;
2035 wxflag = split_oflags(oflags);
2036 switch (oflags & (MSVCRT__O_RDONLY | MSVCRT__O_WRONLY | MSVCRT__O_RDWR))
2037 {
2038 case MSVCRT__O_RDONLY: access |= GENERIC_READ; break;
2039 case MSVCRT__O_WRONLY: access |= GENERIC_WRITE; break;
2040 case MSVCRT__O_RDWR: access |= GENERIC_WRITE | GENERIC_READ; break;
2041 }
2042
2043 if (oflags & MSVCRT__O_CREAT)
2044 {
2045 if(pmode & ~(MSVCRT__S_IREAD | MSVCRT__S_IWRITE))
2046 FIXME(": pmode 0x%04x ignored\n", pmode);
2047 else
2048 WARN(": pmode 0x%04x ignored\n", pmode);
2049
2050 if (oflags & MSVCRT__O_EXCL)
2051 creation = CREATE_NEW;
2052 else if (oflags & MSVCRT__O_TRUNC)
2053 creation = CREATE_ALWAYS;
2054 else
2055 creation = OPEN_ALWAYS;
2056 }
2057 else /* no MSVCRT__O_CREAT */
2058 {
2059 if (oflags & MSVCRT__O_TRUNC)
2060 creation = TRUNCATE_EXISTING;
2061 else
2062 creation = OPEN_EXISTING;
2063 }
2064
2065 switch( shflags )
2066 {
2067 case MSVCRT__SH_DENYRW:
2068 sharing = 0L;
2069 break;
2070 case MSVCRT__SH_DENYWR:
2071 sharing = FILE_SHARE_READ;
2072 break;
2073 case MSVCRT__SH_DENYRD:
2074 sharing = FILE_SHARE_WRITE;
2075 break;
2076 case MSVCRT__SH_DENYNO:
2077 sharing = FILE_SHARE_READ | FILE_SHARE_WRITE;
2078 break;
2079 default:
2080 ERR( "Unhandled shflags 0x%x\n", shflags );
2081 return MSVCRT_EINVAL;
2082 }
2083 attrib = FILE_ATTRIBUTE_NORMAL;
2084
2085 if (oflags & MSVCRT__O_TEMPORARY)
2086 {
2087 attrib |= FILE_FLAG_DELETE_ON_CLOSE;
2088 access |= DELETE;
2089 sharing |= FILE_SHARE_DELETE;
2090 }
2091
2092 sa.nLength = sizeof( SECURITY_ATTRIBUTES );
2093 sa.lpSecurityDescriptor = NULL;
2094 sa.bInheritHandle = !(oflags & MSVCRT__O_NOINHERIT);
2095
2096 if ((oflags&(MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT))
2097 && (creation==OPEN_ALWAYS || creation==OPEN_EXISTING)
2098 && !(access&GENERIC_READ))
2099 {
2100 hand = CreateFileW(path, GENERIC_READ, FILE_SHARE_READ|FILE_SHARE_WRITE,
2101 &sa, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0);
2102 if (hand != INVALID_HANDLE_VALUE)
2103 {
2104 oflags = check_bom(hand, oflags, FALSE);
2105 CloseHandle(hand);
2106 }
2107 else
2108 oflags &= ~(MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT);
2109 }
2110
2111 hand = CreateFileW(path, access, sharing, &sa, creation, attrib, 0);
2112 if (hand == INVALID_HANDLE_VALUE) {
2113 WARN(":failed-last error (%d)\n",GetLastError());
2114 msvcrt_set_errno(GetLastError());
2115 return *MSVCRT__errno();
2116 }
2117
2118 if (oflags & (MSVCRT__O_WTEXT|MSVCRT__O_U16TEXT|MSVCRT__O_U8TEXT))
2119 {
2120 if ((access & GENERIC_WRITE) && (creation==CREATE_NEW
2121 || creation==CREATE_ALWAYS || creation==TRUNCATE_EXISTING
2122 || (creation==OPEN_ALWAYS && GetLastError()==ERROR_ALREADY_EXISTS)))
2123 {
2124 if (oflags & MSVCRT__O_U8TEXT)
2125 {
2126 DWORD written = 0, tmp;
2127
2128 while(written!=sizeof(utf8_bom) && WriteFile(hand, (char*)utf8_bom+written,
2129 sizeof(utf8_bom)-written, &tmp, NULL))
2130 written += tmp;
2131 if (written != sizeof(utf8_bom)) {
2132 WARN("error writing BOM\n");
2133 CloseHandle(hand);
2134 msvcrt_set_errno(GetLastError());
2135 return *MSVCRT__errno();
2136 }
2137 }
2138 else
2139 {
2140 DWORD written = 0, tmp;
2141
2142 while(written!=sizeof(utf16_bom) && WriteFile(hand, (char*)utf16_bom+written,
2143 sizeof(utf16_bom)-written, &tmp, NULL))
2144 written += tmp;
2145 if (written != sizeof(utf16_bom))
2146 {
2147 WARN("error writing BOM\n");
2148 CloseHandle(hand);
2149 msvcrt_set_errno(GetLastError());
2150 return *MSVCRT__errno();
2151 }
2152 }
2153 }
2154 else if (access & GENERIC_READ)
2155 oflags = check_bom(hand, oflags, TRUE);
2156 }
2157
2158 type = GetFileType(hand);
2159 if (type == FILE_TYPE_CHAR)
2160 wxflag |= WX_TTY;
2161 else if (type == FILE_TYPE_PIPE)
2162 wxflag |= WX_PIPE;
2163
2164 *fd = msvcrt_alloc_fd(hand, wxflag);
2165 if (*fd == -1)
2166 return *MSVCRT__errno();
2167
2168 if (oflags & MSVCRT__O_WTEXT)
2169 msvcrt_get_ioinfo(*fd)->exflag |= EF_UTF16|EF_UNK_UNICODE;
2170 else if (oflags & MSVCRT__O_U16TEXT)
2171 msvcrt_get_ioinfo(*fd)->exflag |= EF_UTF16;
2172 else if (oflags & MSVCRT__O_U8TEXT)
2173 msvcrt_get_ioinfo(*fd)->exflag |= EF_UTF8;
2174
2175 TRACE(":fd (%d) handle (%p)\n", *fd, hand);
2176 return 0;
2177 }
2178
2179 /*********************************************************************
2180 * _wsopen (MSVCRT.@)
2181 */
2182 int CDECL MSVCRT__wsopen( const MSVCRT_wchar_t *path, int oflags, int shflags, ... )
2183 {
2184 int pmode;
2185 int fd;
2186
2187 if (oflags & MSVCRT__O_CREAT)
2188 {
2189 __ms_va_list ap;
2190
2191 __ms_va_start(ap, shflags);
2192 pmode = va_arg(ap, int);
2193 __ms_va_end(ap);
2194 }
2195 else
2196 pmode = 0;
2197
2198 MSVCRT__wsopen_s(&fd, path, oflags, shflags, pmode);
2199 return fd;
2200 }
2201
2202 /*********************************************************************
2203 * _sopen_s (MSVCRT.@)
2204 */
2205 int CDECL MSVCRT__sopen_s( int *fd, const char *path, int oflags, int shflags, int pmode )
2206 {
2207 MSVCRT_wchar_t *pathW;
2208 int ret;
2209
2210 if (!MSVCRT_CHECK_PMT(fd != NULL))
2211 return MSVCRT_EINVAL;
2212 *fd = -1;
2213 if(!MSVCRT_CHECK_PMT(path && (pathW = msvcrt_wstrdupa(path))))
2214 return MSVCRT_EINVAL;
2215
2216 ret = MSVCRT__wsopen_s(fd, pathW, oflags, shflags, pmode);
2217 MSVCRT_free(pathW);
2218 return ret;
2219 }
2220
2221 /*********************************************************************
2222 * _sopen (MSVCRT.@)
2223 */
2224 int CDECL MSVCRT__sopen( const char *path, int oflags, int shflags, ... )
2225 {
2226 int pmode;
2227 int fd;
2228
2229 if (oflags & MSVCRT__O_CREAT)
2230 {
2231 __ms_va_list ap;
2232
2233 __ms_va_start(ap, shflags);
2234 pmode = va_arg(ap, int);
2235 __ms_va_end(ap);
2236 }
2237 else
2238 pmode = 0;
2239
2240 MSVCRT__sopen_s(&fd, path, oflags, shflags, pmode);
2241 return fd;
2242 }
2243
2244 /*********************************************************************
2245 * _open (MSVCRT.@)
2246 */
2247 int CDECL MSVCRT__open( const char *path, int flags, ... )
2248 {
2249 __ms_va_list ap;
2250
2251 if (flags & MSVCRT__O_CREAT)
2252 {
2253 int pmode;
2254 __ms_va_start(ap, flags);
2255 pmode = va_arg(ap, int);
2256 __ms_va_end(ap);
2257 return MSVCRT__sopen( path, flags, MSVCRT__SH_DENYNO, pmode );
2258 }
2259 else
2260 return MSVCRT__sopen( path, flags, MSVCRT__SH_DENYNO);
2261 }
2262
2263 /*********************************************************************
2264 * _wopen (MSVCRT.@)
2265 */
2266 int CDECL MSVCRT__wopen(const MSVCRT_wchar_t *path,int flags,...)
2267 {
2268 __ms_va_list ap;
2269
2270 if (flags & MSVCRT__O_CREAT)
2271 {
2272 int pmode;
2273 __ms_va_start(ap, flags);
2274 pmode = va_arg(ap, int);
2275 __ms_va_end(ap);
2276 return MSVCRT__wsopen( path, flags, MSVCRT__SH_DENYNO, pmode );
2277 }
2278 else
2279 return MSVCRT__wsopen( path, flags, MSVCRT__SH_DENYNO);
2280 }
2281
2282 /*********************************************************************
2283 * _creat (MSVCRT.@)
2284 */
2285 int CDECL MSVCRT__creat(const char *path, int flags)
2286 {
2287 int usedFlags = (flags & MSVCRT__O_TEXT)| MSVCRT__O_CREAT| MSVCRT__O_WRONLY| MSVCRT__O_TRUNC;
2288 return MSVCRT__open(path, usedFlags);
2289 }
2290
2291 /*********************************************************************
2292 * _wcreat (MSVCRT.@)
2293 */
2294 int CDECL MSVCRT__wcreat(const MSVCRT_wchar_t *path, int flags)
2295 {
2296 int usedFlags = (flags & MSVCRT__O_TEXT)| MSVCRT__O_CREAT| MSVCRT__O_WRONLY| MSVCRT__O_TRUNC;
2297 return MSVCRT__wopen(path, usedFlags);
2298 }
2299
2300 /*********************************************************************
2301 * _open_osfhandle (MSVCRT.@)
2302 */
2303 int CDECL MSVCRT__open_osfhandle(MSVCRT_intptr_t handle, int oflags)
2304 {
2305 DWORD flags;
2306 int fd;
2307
2308 /* MSVCRT__O_RDONLY (0) always matches, so set the read flag
2309 * MFC's CStdioFile clears O_RDONLY (0)! if it wants to write to the
2310 * file, so set the write flag. It also only sets MSVCRT__O_TEXT if it wants
2311 * text - it never sets MSVCRT__O_BINARY.
2312 */
2313 /* don't let split_oflags() decide the mode if no mode is passed */
2314 if (!(oflags & (MSVCRT__O_BINARY | MSVCRT__O_TEXT)))
2315 oflags |= MSVCRT__O_BINARY;
2316
2317 flags = GetFileType((HANDLE)handle);
2318 if (flags==FILE_TYPE_UNKNOWN && GetLastError()!=NO_ERROR)
2319 {
2320 msvcrt_set_errno(GetLastError());
2321 return -1;
2322 }
2323
2324 if (flags == FILE_TYPE_CHAR)
2325 flags = WX_TTY;
2326 else if (flags == FILE_TYPE_PIPE)
2327 flags = WX_PIPE;
2328 else
2329 flags = 0;
2330 flags |= split_oflags(oflags);
2331
2332 fd = msvcrt_alloc_fd((HANDLE)handle, flags);
2333 TRACE(":handle (%ld) fd (%d) flags 0x%08x\n", handle, fd, flags);
2334 return fd;
2335 }
2336
2337 /*********************************************************************
2338 * _rmtmp (MSVCRT.@)
2339 */
2340 int CDECL MSVCRT__rmtmp(void)
2341 {
2342 int num_removed = 0, i;
2343 MSVCRT_FILE *file;
2344
2345 LOCK_FILES();
2346 for (i = 3; i < MSVCRT_stream_idx; i++) {
2347 file = msvcrt_get_file(i);
2348
2349 if (file->_tmpfname)
2350 {
2351 MSVCRT_fclose(file);
2352 num_removed++;
2353 }
2354 }
2355 UNLOCK_FILES();
2356
2357 if (num_removed)
2358 TRACE(":removed (%d) temp files\n",num_removed);
2359 return num_removed;
2360 }
2361
2362 static inline int get_utf8_char_len(char ch)
2363 {
2364 if((ch&0xf8) == 0xf0)
2365 return 4;
2366 else if((ch&0xf0) == 0xe0)
2367 return 3;
2368 else if((ch&0xe0) == 0xc0)
2369 return 2;
2370 return 1;
2371 }
2372
2373 /*********************************************************************
2374 * (internal) read_utf8
2375 */
2376 static int read_utf8(int fd, MSVCRT_wchar_t *buf, unsigned int count)
2377 {
2378 ioinfo *fdinfo = msvcrt_get_ioinfo(fd);
2379 HANDLE hand = fdinfo->handle;
2380 char min_buf[4], *readbuf, lookahead;
2381 DWORD readbuf_size, pos=0, num_read=1, char_len, i, j;
2382
2383 /* make the buffer big enough to hold at least one character */
2384 /* read bytes have to fit to output and lookahead buffers */
2385 count /= 2;
2386 readbuf_size = count < 4 ? 4 : count;
2387 if(readbuf_size<=4 || !(readbuf = MSVCRT_malloc(readbuf_size))) {
2388 readbuf_size = 4;
2389 readbuf = min_buf;
2390 }
2391
2392 if(fdinfo->lookahead[0] != '\n') {
2393 readbuf[pos++] = fdinfo->lookahead[0];
2394 fdinfo->lookahead[0] = '\n';
2395
2396 if(fdinfo->lookahead[1] != '\n') {
2397 readbuf[pos++] = fdinfo->lookahead[1];
2398 fdinfo->lookahead[1] = '\n';
2399
2400 if(fdinfo->lookahead[2] != '\n') {
2401 readbuf[pos++] = fdinfo->lookahead[2];
2402 fdinfo->lookahead[2] = '\n';
2403 }
2404 }
2405 }
2406
2407 /* NOTE: this case is broken in native dll, reading
2408 * sometimes fails when small buffer is passed
2409 */
2410 if(count < 4) {
2411 if(!pos && !ReadFile(hand, readbuf, 1, &num_read, NULL)) {
2412 if (GetLastError() == ERROR_BROKEN_PIPE) {
2413 fdinfo->wxflag |= WX_ATEOF;
2414 return 0;
2415 }else {
2416 msvcrt_set_errno(GetLastError());
2417 return -1;
2418 }
2419 }else if(!num_read) {
2420 fdinfo->wxflag |= WX_ATEOF;
2421 return 0;
2422 }else {
2423 pos++;
2424 }
2425
2426 char_len = get_utf8_char_len(readbuf[0]);
2427 if(char_len>pos) {
2428 if(ReadFile(hand, readbuf+pos, char_len-pos, &num_read, NULL))
2429 pos += num_read;
2430 }
2431
2432 if(readbuf[0] == '\n')
2433 fdinfo->wxflag |= WX_READNL;
2434 else
2435 fdinfo->wxflag &= ~WX_READNL;
2436
2437 if(readbuf[0] == 0x1a) {
2438 fdinfo->wxflag |= WX_ATEOF;
2439 return 0;
2440 }
2441
2442 if(readbuf[0] == '\r') {
2443 if(!ReadFile(hand, &lookahead, 1, &num_read, NULL) || num_read!=1)
2444 buf[0] = '\r';
2445 else if(lookahead == '\n')
2446 buf[0] = '\n';
2447 else {
2448 buf[0] = '\r';
2449 if(fdinfo->wxflag & (WX_PIPE | WX_TTY))
2450 fdinfo->lookahead[0] = lookahead;
2451 else
2452 SetFilePointer(fdinfo->handle, -1, NULL, FILE_CURRENT);
2453 }
2454 return 2;
2455 }
2456
2457 if(!(num_read = MultiByteToWideChar(CP_UTF8, 0, readbuf, pos, buf, count))) {
2458 msvcrt_set_errno(GetLastError());
2459 return -1;
2460 }
2461
2462 return num_read*2;
2463 }
2464
2465 if(!ReadFile(hand, readbuf+pos, readbuf_size-pos, &num_read, NULL)) {
2466 if(pos) {
2467 num_read = 0;
2468 }else if(GetLastError() == ERROR_BROKEN_PIPE) {
2469 fdinfo->wxflag |= WX_ATEOF;
2470 if (readbuf != min_buf) MSVCRT_free(readbuf);
2471 return 0;
2472 }else {
2473 msvcrt_set_errno(GetLastError());
2474 if (readbuf != min_buf) MSVCRT_free(readbuf);
2475 return -1;
2476 }
2477 }else if(!pos && !num_read) {
2478 fdinfo->wxflag |= WX_ATEOF;
2479 if (readbuf != min_buf) MSVCRT_free(readbuf);
2480 return 0;
2481 }
2482
2483 pos += num_read;
2484 if(readbuf[0] == '\n')
2485 fdinfo->wxflag |= WX_READNL;
2486 else
2487 fdinfo->wxflag &= ~WX_READNL;
2488
2489 /* Find first byte of last character (may be incomplete) */
2490 for(i=pos-1; i>0 && i>pos-4; i--)
2491 if((readbuf[i]&0xc0) != 0x80)
2492 break;
2493 char_len = get_utf8_char_len(readbuf[i]);
2494 if(char_len+i <= pos)
2495 i += char_len;
2496
2497 if(fdinfo->wxflag & (WX_PIPE | WX_TTY)) {
2498 if(i < pos)
2499 fdinfo->lookahead[0] = readbuf[i];
2500 if(i+1 < pos)
2501 fdinfo->lookahead[1] = readbuf[i+1];
2502 if(i+2 < pos)
2503 fdinfo->lookahead[2] = readbuf[i+2];
2504 }else if(i < pos) {
2505 SetFilePointer(fdinfo->handle, i-pos, NULL, FILE_CURRENT);
2506 }
2507 pos = i;
2508
2509 for(i=0, j=0; i<pos; i++) {
2510 if(readbuf[i] == 0x1a) {
2511 fdinfo->wxflag |= WX_ATEOF;
2512 break;
2513 }
2514
2515 /* strip '\r' if followed by '\n' */
2516 if(readbuf[i] == '\r' && i+1==pos) {
2517 if(fdinfo->lookahead[0] != '\n' || !ReadFile(hand, &lookahead, 1, &num_read, NULL) || !num_read) {
2518 readbuf[j++] = '\r';
2519 }else if(lookahead == '\n' && j==0) {
2520 readbuf[j++] = '\n';
2521 }else {
2522 if(lookahead != '\n')
2523 readbuf[j++] = '\r';
2524
2525 if(fdinfo->wxflag & (WX_PIPE | WX_TTY))
2526 fdinfo->lookahead[0] = lookahead;
2527 else
2528 SetFilePointer(fdinfo->handle, -1, NULL, FILE_CURRENT);
2529 }
2530 }else if(readbuf[i]!='\r' || readbuf[i+1]!='\n') {
2531 readbuf[j++] = readbuf[i];
2532 }
2533 }
2534 pos = j;
2535
2536 if(!(num_read = MultiByteToWideChar(CP_UTF8, 0, readbuf, pos, buf, count))) {
2537 msvcrt_set_errno(GetLastError());
2538 if (readbuf != min_buf) MSVCRT_free(readbuf);
2539 return -1;
2540 }
2541
2542 if (readbuf != min_buf) MSVCRT_free(readbuf);
2543 return num_read*2;
2544 }
2545
2546 /*********************************************************************
2547 * (internal) read_i
2548 *
2549 * When reading \r as last character in text mode, read() positions
2550 * the file pointer on the \r character while getc() goes on to
2551 * the following \n
2552 */
2553 static int read_i(int fd, void *buf, unsigned int count)
2554 {
2555 DWORD num_read, utf16;
2556 char *bufstart = buf;
2557 HANDLE hand = msvcrt_fdtoh(fd);
2558 ioinfo *fdinfo = msvcrt_get_ioinfo(fd);
2559
2560 if (count == 0)
2561 return 0;
2562
2563 if (fdinfo->wxflag & WX_ATEOF) {
2564 TRACE("already at EOF, returning 0\n");
2565 return 0;
2566 }
2567 /* Don't trace small reads, it gets *very* annoying */
2568 if (count > 4)
2569 TRACE(":fd (%d) handle (%p) buf (%p) len (%d)\n",fd,hand,buf,count);
2570 if (hand == INVALID_HANDLE_VALUE)
2571 {
2572 *MSVCRT__errno() = MSVCRT_EBADF;
2573 return -1;
2574 }
2575
2576 utf16 = (fdinfo->exflag & EF_UTF16) != 0;
2577 if (((fdinfo->exflag&EF_UTF8) || utf16) && count&1)
2578 {
2579 *MSVCRT__errno() = MSVCRT_EINVAL;
2580 return -1;
2581 }
2582
2583 if((fdinfo->wxflag&WX_TEXT) && (fdinfo->exflag&EF_UTF8))
2584 return read_utf8(fd, buf, count);
2585
2586 if (fdinfo->lookahead[0]!='\n' || ReadFile(hand, bufstart, count, &num_read, NULL))
2587 {
2588 if (fdinfo->lookahead[0] != '\n')
2589 {
2590 bufstart[0] = fdinfo->lookahead[0];
2591 fdinfo->lookahead[0] = '\n';
2592
2593 if (utf16)
2594 {
2595 bufstart[1] = fdinfo->lookahead[1];
2596 fdinfo->lookahead[1] = '\n';
2597 }
2598
2599 if(count>1+utf16 && ReadFile(hand, bufstart+1+utf16, count-1-utf16, &num_read, NULL))
2600 num_read += 1+utf16;
2601 else
2602 num_read = 1+utf16;
2603 }
2604
2605 if(utf16 && (num_read&1))
2606 {
2607 /* msvcr90 uses uninitialized value from the buffer in this case */
2608 /* msvcrt ignores additional data */
2609 ERR("got odd number of bytes in UTF16 mode\n");
2610 num_read--;
2611 }
2612
2613 if (count != 0 && num_read == 0)
2614 {
2615 fdinfo->wxflag |= WX_ATEOF;
2616 TRACE(":EOF %s\n",debugstr_an(buf,num_read));
2617 }
2618 else if (fdinfo->wxflag & WX_TEXT)
2619 {
2620 DWORD i, j;
2621
2622 if (bufstart[0]=='\n' && (!utf16 || bufstart[1]==0))
2623 fdinfo->wxflag |= WX_READNL;
2624 else
2625 fdinfo->wxflag &= ~WX_READNL;
2626
2627 for (i=0, j=0; i<num_read; i+=1+utf16)
2628 {
2629 /* in text mode, a ctrl-z signals EOF */
2630 if (bufstart[i]==0x1a && (!utf16 || bufstart[i+1]==0))
2631 {
2632 fdinfo->wxflag |= WX_ATEOF;
2633 TRACE(":^Z EOF %s\n",debugstr_an(buf,num_read));
2634 break;
2635 }
2636
2637 /* in text mode, strip \r if followed by \n */
2638 if (bufstart[i]=='\r' && (!utf16 || bufstart[i+1]==0) && i+1+utf16==num_read)
2639 {
2640 char lookahead[2];
2641 DWORD len;
2642
2643 lookahead[1] = '\n';
2644 if (ReadFile(hand, lookahead, 1+utf16, &len, NULL) && len)
2645 {
2646 if(lookahead[0]=='\n' && (!utf16 || lookahead[1]==0) && j==0)
2647 {
2648 bufstart[j++] = '\n';
2649 if(utf16) bufstart[j++] = 0;
2650 }
2651 else
2652 {
2653 if(lookahead[0]!='\n' || (utf16 && lookahead[1]!=0))
2654 {
2655 bufstart[j++] = '\r';
2656 if(utf16) bufstart[j++] = 0;
2657 }
2658
2659 if (fdinfo->wxflag & (WX_PIPE | WX_TTY))
2660 {
2661 if (lookahead[0]=='\n' && (!utf16 || !lookahead[1]))
2662 {
2663 bufstart[j++] = '\n';
2664 if (utf16) bufstart[j++] = 0;
2665 }
2666 else
2667 {
2668 fdinfo->lookahead[0] = lookahead[0];
2669 fdinfo->lookahead[1] = lookahead[1];
2670 }
2671 }
2672 else
2673 SetFilePointer(fdinfo->handle, -1-utf16, NULL, FILE_CURRENT);
2674 }
2675 }
2676 else
2677 {
2678 bufstart[j++] = '\r';
2679 if(utf16) bufstart[j++] = 0;
2680 }
2681 }
2682 else if((bufstart[i]!='\r' || (utf16 && bufstart[i+1]!=0))
2683 || (bufstart[i+1+utf16]!='\n' || (utf16 && bufstart[i+3]!=0)))
2684 {
2685 bufstart[j++] = bufstart[i];
2686 if(utf16) bufstart[j++] = bufstart[i+1];
2687 }
2688 }
2689 num_read = j;
2690 }
2691 }
2692 else
2693 {
2694 if (GetLastError() == ERROR_BROKEN_PIPE)
2695 {
2696 TRACE(":end-of-pipe\n");
2697 fdinfo->wxflag |= WX_ATEOF;
2698 return 0;
2699 }
2700 else
2701 {
2702 TRACE(":failed-last error (%d)\n",GetLastError());
2703 return -1;
2704 }
2705 }
2706
2707 if (count > 4)
2708 TRACE("(%u), %s\n",num_read,debugstr_an(buf, num_read));
2709 return num_read;
2710 }
2711
2712 /*********************************************************************
2713 * _read (MSVCRT.@)
2714 */
2715 int CDECL MSVCRT__read(int fd, void *buf, unsigned int count)
2716 {
2717 int num_read;
2718 num_read = read_i(fd, buf, count);
2719 return num_read;
2720 }
2721
2722 /*********************************************************************
2723 * _setmode (MSVCRT.@)
2724 */
2725 int CDECL MSVCRT__setmode(int fd,int mode)
2726 {
2727 int ret = msvcrt_get_ioinfo(fd)->wxflag & WX_TEXT ? MSVCRT__O_TEXT : MSVCRT__O_BINARY;
2728 if(ret==MSVCRT__O_TEXT && (msvcrt_get_ioinfo(fd)->exflag & (EF_UTF8|EF_UTF16)))
2729 ret = MSVCRT__O_WTEXT;
2730
2731 if(mode!=MSVCRT__O_TEXT && mode!=MSVCRT__O_BINARY && mode!=MSVCRT__O_WTEXT
2732 && mode!=MSVCRT__O_U16TEXT && mode!=MSVCRT__O_U8TEXT) {
2733 *MSVCRT__errno() = MSVCRT_EINVAL;
2734 return -1;
2735 }
2736
2737 if(mode == MSVCRT__O_BINARY) {
2738 msvcrt_get_ioinfo(fd)->wxflag &= ~WX_TEXT;
2739 msvcrt_get_ioinfo(fd)->exflag &= ~(EF_UTF8|EF_UTF16);
2740 return ret;
2741 }
2742
2743 msvcrt_get_ioinfo(fd)->wxflag |= WX_TEXT;
2744 if(mode == MSVCRT__O_TEXT)
2745 msvcrt_get_ioinfo(fd)->exflag &= ~(EF_UTF8|EF_UTF16);
2746 else if(mode == MSVCRT__O_U8TEXT)
2747 msvcrt_get_ioinfo(fd)->exflag = (msvcrt_get_ioinfo(fd)->exflag & ~EF_UTF16) | EF_UTF8;
2748 else
2749 msvcrt_get_ioinfo(fd)->exflag = (msvcrt_get_ioinfo(fd)->exflag & ~EF_UTF8) | EF_UTF16;
2750
2751 return ret;
2752 }
2753
2754 /*********************************************************************
2755 * _stat64 (MSVCRT.@)
2756 */
2757 int CDECL MSVCRT_stat64(const char* path, struct MSVCRT__stat64 * buf)
2758 {
2759 DWORD dw;
2760 WIN32_FILE_ATTRIBUTE_DATA hfi;
2761 unsigned short mode = ALL_S_IREAD;
2762 int plen;
2763
2764 TRACE(":file (%s) buf(%p)\n",path,buf);
2765
2766 plen = strlen(path);
2767 while (plen && path[plen-1]==' ')
2768 plen--;
2769
2770 if (plen && (plen<2 || path[plen-2]!=':') &&
2771 (path[plen-1]==':' || path[plen-1]=='\\' || path[plen-1]=='/'))
2772 {
2773 *MSVCRT__errno() = MSVCRT_ENOENT;
2774 return -1;
2775 }
2776
2777 if (!GetFileAttributesExA(path, GetFileExInfoStandard, &hfi))
2778 {
2779 TRACE("failed (%d)\n",GetLastError());
2780 *MSVCRT__errno() = MSVCRT_ENOENT;
2781 return -1;
2782 }
2783
2784 memset(buf,0,sizeof(struct MSVCRT__stat64));
2785
2786 /* FIXME: rdev isn't drive num, despite what the docs say-what is it?
2787 Bon 011120: This FIXME seems incorrect
2788 Also a letter as first char isn't enough to be classified
2789 as a drive letter
2790 */
2791 if (isalpha(*path)&& (*(path+1)==':'))
2792 buf->st_dev = buf->st_rdev = toupper(*path) - 'A'; /* drive num */
2793 else
2794 buf->st_dev = buf->st_rdev = MSVCRT__getdrive() - 1;
2795
2796 /* Dir, or regular file? */
2797 if (hfi.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
2798 mode |= (MSVCRT__S_IFDIR | ALL_S_IEXEC);
2799 else
2800 {
2801 mode |= MSVCRT__S_IFREG;
2802 /* executable? */
2803 if (plen > 6 && path[plen-4] == '.') /* shortest exe: "\x.exe" */
2804 {
2805 unsigned int ext = tolower(path[plen-1]) | (tolower(path[plen-2]) << 8) |
2806 (tolower(path[plen-3]) << 16);
2807 if (ext == EXE || ext == BAT || ext == CMD || ext == COM)
2808 mode |= ALL_S_IEXEC;
2809 }
2810 }
2811
2812 if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY))
2813 mode |= ALL_S_IWRITE;
2814
2815 buf->st_mode = mode;
2816 buf->st_nlink = 1;
2817 buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow;
2818 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw);
2819 buf->st_atime = dw;
2820 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw);
2821 buf->st_mtime = buf->st_ctime = dw;
2822 TRACE("%d %d 0x%08x%08x %d %d %d\n", buf->st_mode,buf->st_nlink,
2823 (int)(buf->st_size >> 32),(int)buf->st_size,
2824 (int)buf->st_atime,(int)buf->st_mtime,(int)buf->st_ctime);
2825 return 0;
2826 }
2827
2828 /*********************************************************************
2829 * _stati64 (MSVCRT.@)
2830 */
2831 int CDECL MSVCRT_stati64(const char* path, struct MSVCRT__stati64 * buf)
2832 {
2833 int ret;
2834 struct MSVCRT__stat64 buf64;
2835
2836 ret = MSVCRT_stat64(path, &buf64);
2837 if (!ret)
2838 msvcrt_stat64_to_stati64(&buf64, buf);
2839 return ret;
2840 }
2841
2842 /*********************************************************************
2843 * _stat (MSVCRT.@)
2844 */
2845 int CDECL MSVCRT_stat(const char* path, struct MSVCRT__stat * buf)
2846 {
2847 int ret;
2848 struct MSVCRT__stat64 buf64;
2849
2850 ret = MSVCRT_stat64( path, &buf64);
2851 if (!ret)
2852 msvcrt_stat64_to_stat(&buf64, buf);
2853 return ret;
2854 }
2855
2856 /*********************************************************************
2857 * _stat32 (MSVCR100.@)
2858 */
2859 int CDECL MSVCRT__stat32(const char *path, struct MSVCRT__stat32 *buf)
2860 {
2861 int ret;
2862 struct MSVCRT__stat64 buf64;
2863
2864 ret = MSVCRT_stat64(path, &buf64);
2865 if (!ret)
2866 msvcrt_stat64_to_stat32(&buf64, buf);
2867 return ret;
2868 }
2869
2870 /*********************************************************************
2871 * _stat32i64 (MSVCR100.@)
2872 */
2873 int CDECL MSVCRT__stat32i64(const char *path, struct MSVCRT__stat32i64 *buf)
2874 {
2875 int ret;
2876 struct MSVCRT__stat64 buf64;
2877
2878 ret = MSVCRT_stat64(path, &buf64);
2879 if (!ret)
2880 msvcrt_stat64_to_stat32i64(&buf64, buf);
2881 return ret;
2882 }
2883
2884 /*********************************************************************
2885 * _stat64i32 (MSVCR100.@)
2886 */
2887 int CDECL MSVCRT__stat64i32(const char* path, struct MSVCRT__stat64i32 *buf)
2888 {
2889 int ret;
2890 struct MSVCRT__stat64 buf64;
2891
2892 ret = MSVCRT_stat64(path, &buf64);
2893 if (!ret)
2894 msvcrt_stat64_to_stat64i32(&buf64, buf);
2895 return ret;
2896 }
2897
2898 /*********************************************************************
2899 * _wstat64 (MSVCRT.@)
2900 */
2901 int CDECL MSVCRT__wstat64(const MSVCRT_wchar_t* path, struct MSVCRT__stat64 * buf)
2902 {
2903 DWORD dw;
2904 WIN32_FILE_ATTRIBUTE_DATA hfi;
2905 unsigned short mode = ALL_S_IREAD;
2906 int plen;
2907
2908 TRACE(":file (%s) buf(%p)\n",debugstr_w(path),buf);
2909
2910 plen = strlenW(path);
2911 while (plen && path[plen-1]==' ')
2912 plen--;
2913
2914 if(plen && (plen<2 || path[plen-2]!=':') &&
2915 (path[plen-1]==':' || path[plen-1]=='\\' || path[plen-1]=='/'))
2916 {
2917 *MSVCRT__errno() = MSVCRT_ENOENT;
2918 return -1;
2919 }
2920
2921 if (!GetFileAttributesExW(path, GetFileExInfoStandard, &hfi))
2922 {
2923 TRACE("failed (%d)\n",GetLastError());
2924 *MSVCRT__errno() = MSVCRT_ENOENT;
2925 return -1;
2926 }
2927
2928 memset(buf,0,sizeof(struct MSVCRT__stat64));
2929
2930 /* FIXME: rdev isn't drive num, despite what the docs says-what is it? */
2931 if (MSVCRT_iswalpha(*path))
2932 buf->st_dev = buf->st_rdev = toupperW(*path - 'A'); /* drive num */
2933 else
2934 buf->st_dev = buf->st_rdev = MSVCRT__getdrive() - 1;
2935
2936 /* Dir, or regular file? */
2937 if (hfi.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
2938 mode |= (MSVCRT__S_IFDIR | ALL_S_IEXEC);
2939 else
2940 {
2941 mode |= MSVCRT__S_IFREG;
2942 /* executable? */
2943 if (plen > 6 && path[plen-4] == '.') /* shortest exe: "\x.exe" */
2944 {
2945 ULONGLONG ext = tolowerW(path[plen-1]) | (tolowerW(path[plen-2]) << 16) |
2946 ((ULONGLONG)tolowerW(path[plen-3]) << 32);
2947 if (ext == WCEXE || ext == WCBAT || ext == WCCMD || ext == WCCOM)
2948 mode |= ALL_S_IEXEC;
2949 }
2950 }
2951
2952 if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY))
2953 mode |= ALL_S_IWRITE;
2954
2955 buf->st_mode = mode;
2956 buf->st_nlink = 1;
2957 buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow;
2958 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw);
2959 buf->st_atime = dw;
2960 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw);
2961 buf->st_mtime = buf->st_ctime = dw;
2962 TRACE("%d %d 0x%08x%08x %d %d %d\n", buf->st_mode,buf->st_nlink,
2963 (int)(buf->st_size >> 32),(int)buf->st_size,
2964 (int)buf->st_atime,(int)buf->st_mtime,(int)buf->st_ctime);
2965 return 0;
2966 }
2967
2968 /*********************************************************************
2969 * _wstati64 (MSVCRT.@)
2970 */
2971 int CDECL MSVCRT__wstati64(const MSVCRT_wchar_t* path, struct MSVCRT__stati64 * buf)
2972 {
2973 int ret;
2974 struct MSVCRT__stat64 buf64;
2975
2976 ret = MSVCRT__wstat64(path, &buf64);
2977 if (!ret)
2978 msvcrt_stat64_to_stati64(&buf64, buf);
2979 return ret;
2980 }
2981
2982 /*********************************************************************
2983 * _wstat (MSVCRT.@)
2984 */
2985 int CDECL MSVCRT__wstat(const MSVCRT_wchar_t* path, struct MSVCRT__stat * buf)
2986 {
2987 int ret;
2988 struct MSVCRT__stat64 buf64;
2989
2990 ret = MSVCRT__wstat64( path, &buf64 );
2991 if (!ret) msvcrt_stat64_to_stat(&buf64, buf);
2992 return ret;
2993 }
2994
2995 /*********************************************************************
2996 * _wstat32 (MSVCR100.@)
2997 */
2998 int CDECL MSVCRT__wstat32(const MSVCRT_wchar_t *path, struct MSVCRT__stat32 *buf)
2999 {
3000 int ret;
3001 struct MSVCRT__stat64 buf64;
3002
3003 ret = MSVCRT__wstat64(path, &buf64);
3004 if (!ret)
3005 msvcrt_stat64_to_stat32(&buf64, buf);
3006 return ret;
3007 }
3008
3009 /*********************************************************************
3010 * _wstat32i64 (MSVCR100.@)
3011 */
3012 int CDECL MSVCRT__wstat32i64(const MSVCRT_wchar_t *path, struct MSVCRT__stat32i64 *buf)
3013 {
3014 int ret;
3015 struct MSVCRT__stat64 buf64;
3016
3017 ret = MSVCRT__wstat64(path, &buf64);
3018 if (!ret)
3019 msvcrt_stat64_to_stat32i64(&buf64, buf);
3020 return ret;
3021 }
3022
3023 /*********************************************************************
3024 * _wstat64i32 (MSVCR100.@)
3025 */
3026 int CDECL MSVCRT__wstat64i32(const MSVCRT_wchar_t *path, struct MSVCRT__stat64i32 *buf)
3027 {
3028 int ret;
3029 struct MSVCRT__stat64 buf64;
3030
3031 ret = MSVCRT__wstat64(path, &buf64);
3032 if (!ret)
3033 msvcrt_stat64_to_stat64i32(&buf64, buf);
3034 return ret;
3035 }
3036
3037 /*********************************************************************
3038 * _tell (MSVCRT.@)
3039 */
3040 MSVCRT_long CDECL MSVCRT__tell(int fd)
3041 {
3042 return MSVCRT__lseek(fd, 0, SEEK_CUR);
3043 }
3044
3045 /*********************************************************************
3046 * _telli64 (MSVCRT.@)
3047 */
3048 __int64 CDECL _telli64(int fd)
3049 {
3050 return MSVCRT__lseeki64(fd, 0, SEEK_CUR);
3051 }
3052
3053 /*********************************************************************
3054 * _tempnam (MSVCRT.@)
3055 */
3056 char * CDECL MSVCRT__tempnam(const char *dir, const char *prefix)
3057 {
3058 char tmpbuf[MAX_PATH];
3059 const char *tmp_dir = MSVCRT_getenv("TMP");
3060
3061 if (tmp_dir) dir = tmp_dir;
3062
3063 TRACE("dir (%s) prefix (%s)\n",dir,prefix);
3064 if (GetTempFileNameA(dir,prefix,0,tmpbuf))
3065 {
3066 TRACE("got name (%s)\n",tmpbuf);
3067 DeleteFileA(tmpbuf);
3068 return MSVCRT__strdup(tmpbuf);
3069 }
3070 TRACE("failed (%d)\n",GetLastError());
3071 return NULL;
3072 }
3073
3074 /*********************************************************************
3075 * _wtempnam (MSVCRT.@)
3076 */
3077 MSVCRT_wchar_t * CDECL MSVCRT__wtempnam(const MSVCRT_wchar_t *dir, const MSVCRT_wchar_t *prefix)
3078 {
3079 static const MSVCRT_wchar_t tmpW[] = {'T','M','P',0};
3080 MSVCRT_wchar_t tmpbuf[MAX_PATH];
3081 const MSVCRT_wchar_t *tmp_dir = MSVCRT__wgetenv(tmpW);
3082
3083 if (tmp_dir) dir = tmp_dir;
3084
3085 TRACE("dir (%s) prefix (%s)\n",debugstr_w(dir),debugstr_w(prefix));
3086 if (GetTempFileNameW(dir,prefix,0,tmpbuf))
3087 {
3088 TRACE("got name (%s)\n",debugstr_w(tmpbuf));
3089 DeleteFileW(tmpbuf);
3090 return MSVCRT__wcsdup(tmpbuf);
3091 }
3092 TRACE("failed (%d)\n",GetLastError());
3093 return NULL;
3094 }
3095
3096 /*********************************************************************
3097 * _umask (MSVCRT.@)
3098 */
3099 int CDECL MSVCRT__umask(int umask)
3100 {
3101 int old_umask = MSVCRT_umask;
3102 TRACE("(%d)\n",umask);
3103 MSVCRT_umask = umask;
3104 return old_umask;
3105 }
3106
3107 /*********************************************************************
3108 * _utime64 (MSVCRT.@)
3109 */
3110 int CDECL _utime64(const char* path, struct MSVCRT___utimbuf64 *t)
3111 {
3112 int fd = MSVCRT__open(path, MSVCRT__O_WRONLY | MSVCRT__O_BINARY);
3113
3114 if (fd > 0)
3115 {
3116 int retVal = _futime64(fd, t);
3117 MSVCRT__close(fd);
3118 return retVal;
3119 }
3120 return -1;
3121 }
3122
3123 /*********************************************************************
3124 * _utime32 (MSVCRT.@)
3125 */
3126 int CDECL _utime32(const char* path, struct MSVCRT___utimbuf32 *t)
3127 {
3128 if (t)
3129 {
3130 struct MSVCRT___utimbuf64 t64;
3131 t64.actime = t->actime;
3132 t64.modtime = t->modtime;
3133 return _utime64( path, &t64 );
3134 }
3135 else
3136 return _utime64( path, NULL );
3137 }
3138
3139 /*********************************************************************
3140 * _utime (MSVCRT.@)
3141 */
3142 #ifdef _WIN64
3143 int CDECL _utime(const char* path, struct MSVCRT___utimbuf64 *t)
3144 {
3145 return _utime64( path, t );
3146 }
3147 #else
3148 int CDECL _utime(const char* path, struct MSVCRT___utimbuf32 *t)
3149 {
3150 return _utime32( path, t );
3151 }
3152 #endif
3153
3154 /*********************************************************************
3155 * _wutime64 (MSVCRT.@)
3156 */
3157 int CDECL _wutime64(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf64 *t)
3158 {
3159 int fd = MSVCRT__wopen(path, MSVCRT__O_WRONLY | MSVCRT__O_BINARY);
3160
3161 if (fd > 0)
3162 {
3163 int retVal = _futime64(fd, t);
3164 MSVCRT__close(fd);
3165 return retVal;
3166 }
3167 return -1;
3168 }
3169
3170 /*********************************************************************
3171 * _wutime32 (MSVCRT.@)
3172 */
3173 int CDECL _wutime32(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf32 *t)
3174 {
3175 if (t)
3176 {
3177 struct MSVCRT___utimbuf64 t64;
3178 t64.actime = t->actime;
3179 t64.modtime = t->modtime;
3180 return _wutime64( path, &t64 );
3181 }
3182 else
3183 return _wutime64( path, NULL );
3184 }
3185
3186 /*********************************************************************
3187 * _wutime (MSVCRT.@)
3188 */
3189 #ifdef _WIN64
3190 int CDECL _wutime(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf64 *t)
3191 {
3192 return _wutime64( path, t );
3193 }
3194 #else
3195 int CDECL _wutime(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf32 *t)
3196 {
3197 return _wutime32( path, t );
3198 }
3199 #endif
3200
3201 /*********************************************************************
3202 * _write (MSVCRT.@)
3203 */
3204 int CDECL MSVCRT__write(int fd, const void* buf, unsigned int count)
3205 {
3206 DWORD num_written;
3207 ioinfo *info = msvcrt_get_ioinfo(fd);
3208 HANDLE hand = info->handle;
3209
3210 /* Don't trace small writes, it gets *very* annoying */
3211 #if 0
3212 if (count > 32)
3213 TRACE(":fd (%d) handle (%d) buf (%p) len (%d)\n",fd,hand,buf,count);
3214 #endif
3215 if (hand == INVALID_HANDLE_VALUE)
3216 {
3217 *MSVCRT__errno() = MSVCRT_EBADF;
3218 return -1;
3219 }
3220
3221 if (((info->exflag&EF_UTF8) || (info->exflag&EF_UTF16)) && count&1)
3222 {
3223 *MSVCRT__errno() = MSVCRT_EINVAL;
3224 return -1;
3225 }
3226
3227 /* If appending, go to EOF */
3228 if (info->wxflag & WX_APPEND)
3229 MSVCRT__lseek(fd, 0, FILE_END);
3230
3231 if (!(info->wxflag & WX_TEXT))
3232 {
3233 if (WriteFile(hand, buf, count, &num_written, NULL)
3234 && (num_written == count))
3235 return num_written;
3236 TRACE("WriteFile (fd %d, hand %p) failed-last error (%d)\n", fd,
3237 hand, GetLastError());
3238 *MSVCRT__errno() = MSVCRT_ENOSPC;
3239 }
3240 else
3241 {
3242 unsigned int i, j, nr_lf, size;
3243 char *p = NULL;
3244 const char *q;
3245 const char *s = buf, *buf_start = buf;
3246
3247 if (!(info->exflag & (EF_UTF8|EF_UTF16)))
3248 {
3249 /* find number of \n */
3250 for (nr_lf=0, i=0; i<count; i++)
3251 if (s[i] == '\n')
3252 nr_lf++;
3253 if (nr_lf)
3254 {
3255 size = count+nr_lf;
3256 if ((q = p = MSVCRT_malloc(size)))
3257 {
3258 for (s = buf, i = 0, j = 0; i < count; i++)
3259 {
3260 if (s[i] == '\n')
3261 p[j++] = '\r';
3262 p[j++] = s[i];
3263 }
3264 }
3265 else
3266 {
3267 FIXME("Malloc failed\n");
3268 nr_lf = 0;
3269 size = count;
3270 q = buf;
3271 }
3272 }
3273 else
3274 {
3275 size = count;
3276 q = buf;
3277 }
3278 }
3279 else if (info->exflag & EF_UTF16)
3280 {
3281 for (nr_lf=0, i=0; i<count; i+=2)
3282 if (s[i]=='\n' && s[i+1]==0)
3283 nr_lf += 2;
3284 if (nr_lf)
3285 {
3286 size = count+nr_lf;
3287 if ((q = p = MSVCRT_malloc(size)))
3288 {
3289 for (s=buf, i=0, j=0; i<count; i++)
3290 {
3291 if (s[i]=='\n' && s[i+1]==0)
3292 {
3293 p[j++] = '\r';
3294 p[j++] = 0;
3295 }
3296 p[j++] = s[i++];
3297 p[j++] = s[i];
3298 }
3299 }
3300 else
3301 {
3302 FIXME("Malloc failed\n");
3303 nr_lf = 0;
3304 size = count;
3305 q = buf;
3306 }
3307 }
3308 else
3309 {
3310 size = count;
3311 q = buf;
3312 }
3313 }
3314 else
3315 {
3316 DWORD conv_len;
3317
3318 for(nr_lf=0, i=0; i<count; i+=2)
3319 if (s[i]=='\n' && s[i+1]==0)
3320 nr_lf++;
3321
3322 conv_len = WideCharToMultiByte(CP_UTF8, 0, (WCHAR*)buf, count/2, NULL, 0, NULL, NULL);
3323 if(!conv_len) {
3324 msvcrt_set_errno(GetLastError());
3325 MSVCRT_free(p);
3326 return -1;
3327 }
3328
3329 size = conv_len+nr_lf;
3330 if((p = MSVCRT_malloc(count+nr_lf*2+size)))
3331 {
3332 for (s=buf, i=0, j=0; i<count; i++)
3333 {
3334 if (s[i]=='\n' && s[i+1]==0)
3335 {
3336 p[j++] = '\r';
3337 p[j++] = 0;
3338 }
3339 p[j++] = s[i++];
3340 p[j++] = s[i];
3341 }
3342 q = p+count+nr_lf*2;
3343 WideCharToMultiByte(CP_UTF8, 0, (WCHAR*)p, count/2+nr_lf,
3344 p+count+nr_lf*2, conv_len+nr_lf, NULL, NULL);
3345 }
3346 else
3347 {
3348 FIXME("Malloc failed\n");
3349 nr_lf = 0;
3350 size = count;
3351 q = buf;
3352 }
3353 }
3354
3355 if (!WriteFile(hand, q, size, &num_written, NULL))
3356 num_written = -1;
3357 if(p)
3358 MSVCRT_free(p);
3359 if (num_written != size)
3360 {
3361 TRACE("WriteFile (fd %d, hand %p) failed-last error (%d), num_written %d\n",
3362 fd, hand, GetLastError(), num_written);
3363 *MSVCRT__errno() = MSVCRT_ENOSPC;
3364 return s - buf_start;
3365 }
3366 return count;
3367 }
3368
3369 return -1;
3370 }
3371
3372 /*********************************************************************
3373 * _putw (MSVCRT.@)
3374 */
3375 int CDECL MSVCRT__putw(int val, MSVCRT_FILE* file)
3376 {
3377 int len;
3378
3379 MSVCRT__lock_file(file);
3380 len = MSVCRT__write(file->_file, &val, sizeof(val));
3381 if (len == sizeof(val)) {
3382 MSVCRT__unlock_file(file);
3383 return val;
3384 }
3385
3386 file->_flag |= MSVCRT__IOERR;
3387 MSVCRT__unlock_file(file);
3388 return MSVCRT_EOF;
3389 }
3390
3391 /*********************************************************************
3392 * fclose (MSVCRT.@)
3393 */
3394 int CDECL MSVCRT_fclose(MSVCRT_FILE* file)
3395 {
3396 int ret;
3397
3398 MSVCRT__lock_file(file);
3399 ret = MSVCRT__fclose_nolock(file);
3400 MSVCRT__unlock_file(file);
3401
3402 return ret;
3403 }
3404
3405 /*********************************************************************
3406 * _fclose_nolock (MSVCRT.@)
3407 */
3408 int CDECL MSVCRT__fclose_nolock(MSVCRT_FILE* file)
3409 {
3410 int r, flag;
3411
3412 flag = file->_flag;
3413 MSVCRT_free(file->_tmpfname);
3414 file->_tmpfname = NULL;
3415 /* flush stdio buffers */
3416 if(file->_flag & MSVCRT__IOWRT)
3417 MSVCRT_fflush(file);
3418 if(file->_flag & MSVCRT__IOMYBUF)
3419 MSVCRT_free(file->_base);
3420
3421 r=MSVCRT__close(file->_file);
3422 file->_flag = 0;
3423
3424 return ((r == -1) || (flag & MSVCRT__IOERR) ? MSVCRT_EOF : 0);
3425 }
3426
3427 /*********************************************************************
3428 * feof (MSVCRT.@)
3429 */
3430 int CDECL MSVCRT_feof(MSVCRT_FILE* file)
3431 {
3432 return file->_flag & MSVCRT__IOEOF;
3433 }
3434
3435 /*********************************************************************
3436 * ferror (MSVCRT.@)
3437 */
3438 int CDECL MSVCRT_ferror(MSVCRT_FILE* file)
3439 {
3440 return file->_flag & MSVCRT__IOERR;
3441 }
3442
3443 /*********************************************************************
3444 * _filbuf (MSVCRT.@)
3445 */
3446 int CDECL MSVCRT__filbuf(MSVCRT_FILE* file)
3447 {
3448 unsigned char c;
3449 MSVCRT__lock_file(file);
3450
3451 if(file->_flag & MSVCRT__IOSTRG) {
3452 MSVCRT__unlock_file(file);
3453 return MSVCRT_EOF;
3454 }
3455
3456 /* Allocate buffer if needed */
3457 if(!(file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF)))
3458 msvcrt_alloc_buffer(file);
3459
3460 if(!(file->_flag & MSVCRT__IOREAD)) {
3461 if(file->_flag & MSVCRT__IORW)
3462 file->_flag |= MSVCRT__IOREAD;
3463 else {
3464 MSVCRT__unlock_file(file);
3465 return MSVCRT_EOF;
3466 }
3467 }
3468
3469 if(!(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF))) {
3470 int r;
3471 if ((r = read_i(file->_file,&c,1)) != 1) {
3472 file->_flag |= (r == 0) ? MSVCRT__IOEOF : MSVCRT__IOERR;
3473 MSVCRT__unlock_file(file);
3474 return MSVCRT_EOF;
3475 }
3476
3477 MSVCRT__unlock_file(file);
3478 return c;
3479 } else {
3480 file->_cnt = read_i(file->_file, file->_base, file->_bufsiz);
3481 if(file->_cnt<=0) {
3482 file->_flag |= (file->_cnt == 0) ? MSVCRT__IOEOF : MSVCRT__IOERR;
3483 file->_cnt = 0;
3484 MSVCRT__unlock_file(file);
3485 return MSVCRT_EOF;
3486 }
3487
3488 file->_cnt--;
3489 file->_ptr = file->_base+1;
3490 c = *(unsigned char *)file->_base;
3491 MSVCRT__unlock_file(file);
3492 return c;
3493 }
3494 }
3495
3496 /*********************************************************************
3497 * fgetc (MSVCRT.@)
3498 */
3499 int CDECL MSVCRT_fgetc(MSVCRT_FILE* file)
3500 {
3501 unsigned char *i;
3502 unsigned int j;
3503
3504 MSVCRT__lock_file(file);
3505 if (file->_cnt>0) {
3506 file->_cnt--;
3507 i = (unsigned char *)file->_ptr++;
3508 j = *i;
3509 } else
3510 j = MSVCRT__filbuf(file);
3511
3512 MSVCRT__unlock_file(file);
3513 return j;
3514 }
3515
3516 /*********************************************************************
3517 * _fgetchar (MSVCRT.@)
3518 */
3519 int CDECL MSVCRT__fgetchar(void)
3520 {
3521 return MSVCRT_fgetc(MSVCRT_stdin);
3522 }
3523
3524 /*********************************************************************
3525 * fgets (MSVCRT.@)
3526 */
3527 char * CDECL MSVCRT_fgets(char *s, int size, MSVCRT_FILE* file)
3528 {
3529 int cc = MSVCRT_EOF;
3530 char * buf_start = s;
3531
3532 TRACE(":file(%p) fd (%d) str (%p) len (%d)\n",
3533 file,file->_file,s,size);
3534
3535 MSVCRT__lock_file(file);
3536
3537 while ((size >1) && (cc = MSVCRT_fgetc(file)) != MSVCRT_EOF && cc != '\n')
3538 {
3539 *s++ = (char)cc;
3540 size --;
3541 }
3542 if ((cc == MSVCRT_EOF) && (s == buf_start)) /* If nothing read, return 0*/
3543 {
3544 TRACE(":nothing read\n");
3545 MSVCRT__unlock_file(file);
3546 return NULL;
3547 }
3548 if ((cc != MSVCRT_EOF) && (size > 1))
3549 *s++ = cc;
3550 *s = '\0';
3551 TRACE(":got %s\n", debugstr_a(buf_start));
3552 MSVCRT__unlock_file(file);
3553 return buf_start;
3554 }
3555
3556 /*********************************************************************
3557 * fgetwc (MSVCRT.@)
3558 */
3559 MSVCRT_wint_t CDECL MSVCRT_fgetwc(MSVCRT_FILE* file)
3560 {
3561 MSVCRT_wint_t ret;
3562 int ch;
3563
3564 MSVCRT__lock_file(file);
3565
3566 if((msvcrt_get_ioinfo(file->_file)->exflag & (EF_UTF8 | EF_UTF16))
3567 || !(msvcrt_get_ioinfo(file->_file)->wxflag & WX_TEXT)) {
3568 char *p;
3569
3570 for(p=(char*)&ret; (MSVCRT_wint_t*)p<&ret+1; p++) {
3571 ch = MSVCRT_fgetc(file);
3572 if(ch == MSVCRT_EOF) {
3573 ret = MSVCRT_WEOF;
3574 break;
3575 }
3576 *p = (char)ch;
3577 }
3578 }else {
3579 char mbs[MSVCRT_MB_LEN_MAX];
3580 int len = 0;
3581
3582 ch = MSVCRT_fgetc(file);
3583 if(ch != MSVCRT_EOF) {
3584 mbs[0] = (char)ch;
3585 if(MSVCRT_isleadbyte((unsigned char)mbs[0])) {
3586 ch = MSVCRT_fgetc(file);
3587 if(ch != MSVCRT_EOF) {
3588 mbs[1] = (char)ch;
3589 len = 2;
3590 }
3591 }else {
3592 len = 1;
3593 }
3594 }
3595
3596 if(!len || MSVCRT_mbtowc(&ret, mbs, len)==-1)
3597 ret = MSVCRT_WEOF;
3598 }
3599
3600 MSVCRT__unlock_file(file);
3601 return ret;
3602 }
3603
3604 /*********************************************************************
3605 * _getw (MSVCRT.@)
3606 */
3607 int CDECL MSVCRT__getw(MSVCRT_FILE* file)
3608 {
3609 char *ch;
3610 int i, k;
3611 unsigned int j;
3612 ch = (char *)&i;
3613
3614 MSVCRT__lock_file(file);
3615 for (j=0; j<sizeof(int); j++) {
3616 k = MSVCRT_fgetc(file);
3617 if (k == MSVCRT_EOF) {
3618 file->_flag |= MSVCRT__IOEOF;
3619 MSVCRT__unlock_file(file);
3620 return EOF;
3621 }
3622 ch[j] = k;
3623 }
3624
3625 MSVCRT__unlock_file(file);
3626 return i;
3627 }
3628
3629 /*********************************************************************
3630 * getwc (MSVCRT.@)
3631 */
3632 MSVCRT_wint_t CDECL MSVCRT_getwc(MSVCRT_FILE* file)
3633 {
3634 return MSVCRT_fgetwc(file);
3635 }
3636
3637 /*********************************************************************
3638 * _fgetwchar (MSVCRT.@)
3639 */
3640 MSVCRT_wint_t CDECL MSVCRT__fgetwchar(void)
3641 {
3642 return MSVCRT_fgetwc(MSVCRT_stdin);
3643 }
3644
3645 /*********************************************************************
3646 * getwchar (MSVCRT.@)
3647 */
3648 MSVCRT_wint_t CDECL MSVCRT_getwchar(void)
3649 {
3650 return MSVCRT__fgetwchar();
3651 }
3652
3653 /*********************************************************************
3654 * fgetws (MSVCRT.@)
3655 */
3656 MSVCRT_wchar_t * CDECL MSVCRT_fgetws(MSVCRT_wchar_t *s, int size, MSVCRT_FILE* file)
3657 {
3658 MSVCRT_wint_t cc = MSVCRT_WEOF;
3659 MSVCRT_wchar_t * buf_start = s;
3660
3661 TRACE(":file(%p) fd (%d) str (%p) len (%d)\n",
3662 file,file->_file,s,size);
3663
3664 MSVCRT__lock_file(file);
3665
3666 while ((size >1) && (cc = MSVCRT_fgetwc(file)) != MSVCRT_WEOF && cc != '\n')
3667 {
3668 *s++ = cc;
3669 size --;
3670 }
3671 if ((cc == MSVCRT_WEOF) && (s == buf_start)) /* If nothing read, return 0*/
3672 {
3673 TRACE(":nothing read\n");
3674 MSVCRT__unlock_file(file);
3675 return NULL;
3676 }
3677 if ((cc != MSVCRT_WEOF) && (size > 1))
3678 *s++ = cc;
3679 *s = 0;
3680 TRACE(":got %s\n", debugstr_w(buf_start));
3681 MSVCRT__unlock_file(file);
3682 return buf_start;
3683 }
3684
3685 /*********************************************************************
3686 * _flsbuf (MSVCRT.@)
3687 */
3688 int CDECL MSVCRT__flsbuf(int c, MSVCRT_FILE* file)
3689 {
3690 /* Flush output buffer */
3691 if(!(file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF))) {
3692 msvcrt_alloc_buffer(file);
3693 }
3694 if(!(file->_flag & MSVCRT__IOWRT)) {
3695 if(file->_flag & MSVCRT__IORW)
3696 file->_flag |= MSVCRT__IOWRT;
3697 else
3698 return MSVCRT_EOF;
3699 }
3700 if(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)) {
3701 int res = 0;
3702
3703 if(file->_cnt <= 0) {
3704 res = msvcrt_flush_buffer(file);
3705 if(res)
3706 return res;
3707 file->_cnt=file->_bufsiz;
3708 }
3709 *file->_ptr++ = c;
3710 file->_cnt--;
3711 return c&0xff;
3712 } else {
3713 unsigned char cc=c;
3714 int len;
3715 /* set _cnt to 0 for unbuffered FILEs */
3716 file->_cnt = 0;
3717 len = MSVCRT__write(file->_file, &cc, 1);
3718 if (len == 1)
3719 return c & 0xff;
3720 file->_flag |= MSVCRT__IOERR;
3721 return MSVCRT_EOF;
3722 }
3723 }
3724
3725 /*********************************************************************
3726 * fwrite (MSVCRT.@)
3727 */
3728 MSVCRT_size_t CDECL MSVCRT_fwrite(const void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
3729 {
3730 int ret;
3731
3732 MSVCRT__lock_file(file);
3733 ret = MSVCRT__fwrite_nolock(ptr, size, nmemb, file);
3734 MSVCRT__unlock_file(file);
3735
3736 return ret;
3737 }
3738
3739 /*********************************************************************
3740 * _fwrite_nolock (MSVCRT.@)
3741 */
3742 MSVCRT_size_t CDECL MSVCRT__fwrite_nolock(const void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
3743 {
3744 MSVCRT_size_t wrcnt=size * nmemb;
3745 int written = 0;
3746 if (size == 0)
3747 return 0;
3748
3749 while(wrcnt) {
3750 if(file->_cnt < 0) {
3751 WARN("negative file->_cnt value in %p\n", file);
3752 file->_flag |= MSVCRT__IOERR;
3753 break;
3754 } else if(file->_cnt) {
3755 int pcnt=(file->_cnt>wrcnt)? wrcnt: file->_cnt;
3756 memcpy(file->_ptr, ptr, pcnt);
3757 file->_cnt -= pcnt;
3758 file->_ptr += pcnt;
3759 written += pcnt;
3760 wrcnt -= pcnt;
3761 ptr = (const char*)ptr + pcnt;
3762 } else if((file->_flag & MSVCRT__IONBF)
3763 || ((file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)) && wrcnt >= file->_bufsiz)
3764 || (!(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)) && wrcnt >= MSVCRT_INTERNAL_BUFSIZ)) {
3765 MSVCRT_size_t pcnt;
3766 int bufsiz;
3767
3768 if(file->_flag & MSVCRT__IONBF)
3769 bufsiz = 1;
3770 else if(!(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)))
3771 bufsiz = MSVCRT_INTERNAL_BUFSIZ;
3772 else
3773 bufsiz = file->_bufsiz;
3774
3775 pcnt = (wrcnt / bufsiz) * bufsiz;
3776
3777 if(msvcrt_flush_buffer(file) == MSVCRT_EOF)
3778 break;
3779
3780 if(MSVCRT__write(file->_file, ptr, pcnt) <= 0) {
3781 file->_flag |= MSVCRT__IOERR;
3782 break;
3783 }
3784 written += pcnt;
3785 wrcnt -= pcnt;
3786 ptr = (const char*)ptr + pcnt;
3787 } else {
3788 if(MSVCRT__flsbuf(*(const char*)ptr, file) == MSVCRT_EOF)
3789 break;
3790 written++;
3791 wrcnt--;
3792 ptr = (const char*)ptr + 1;
3793 }
3794 }
3795
3796 return written / size;
3797 }
3798
3799 /*********************************************************************
3800 * fputwc (MSVCRT.@)
3801 */
3802 MSVCRT_wint_t CDECL MSVCRT_fputwc(MSVCRT_wint_t wc, MSVCRT_FILE* file)
3803 {
3804 MSVCRT_wchar_t mwc=wc;
3805 ioinfo *fdinfo;
3806 MSVCRT_wint_t ret;
3807
3808 MSVCRT__lock_file(file);
3809 fdinfo = msvcrt_get_ioinfo(file->_file);
3810
3811 if((fdinfo->wxflag&WX_TEXT) && !(fdinfo->exflag&(EF_UTF8|EF_UTF16))) {
3812 char buf[MSVCRT_MB_LEN_MAX];
3813 int char_len;
3814
3815 char_len = MSVCRT_wctomb(buf, mwc);
3816 if(char_len!=-1 && MSVCRT_fwrite(buf, char_len, 1, file)==1)
3817 ret = wc;
3818 else
3819 ret = MSVCRT_WEOF;
3820 }else if(MSVCRT_fwrite(&mwc, sizeof(mwc), 1, file) == 1) {
3821 ret = wc;
3822 }else {
3823 ret = MSVCRT_WEOF;
3824 }
3825
3826 MSVCRT__unlock_file(file);
3827 return ret;
3828 }
3829
3830 /*********************************************************************
3831 * _fputwchar (MSVCRT.@)
3832 */
3833 MSVCRT_wint_t CDECL MSVCRT__fputwchar(MSVCRT_wint_t wc)
3834 {
3835 return MSVCRT_fputwc(wc, MSVCRT_stdout);
3836 }
3837
3838 /*********************************************************************
3839 * _wfsopen (MSVCRT.@)
3840 */
3841 MSVCRT_FILE * CDECL MSVCRT__wfsopen(const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode, int share)
3842 {
3843 MSVCRT_FILE* file;
3844 int open_flags, stream_flags, fd;
3845
3846 TRACE("(%s,%s)\n", debugstr_w(path), debugstr_w(mode));
3847
3848 /* map mode string to open() flags. "man fopen" for possibilities. */
3849 if (msvcrt_get_flags(mode, &open_flags, &stream_flags) == -1)
3850 return NULL;
3851
3852 LOCK_FILES();
3853 fd = MSVCRT__wsopen(path, open_flags, share, MSVCRT__S_IREAD | MSVCRT__S_IWRITE);
3854 if (fd < 0)
3855 file = NULL;
3856 else if ((file = msvcrt_alloc_fp()) && msvcrt_init_fp(file, fd, stream_flags)
3857 != -1)
3858 TRACE(":fd (%d) mode (%s) FILE* (%p)\n", fd, debugstr_w(mode), file);
3859 else if (file)
3860 {
3861 file->_flag = 0;
3862 file = NULL;
3863 }
3864
3865 TRACE(":got (%p)\n",file);
3866 if (fd >= 0 && !file)
3867 MSVCRT__close(fd);
3868 UNLOCK_FILES();
3869 return file;
3870 }
3871
3872 /*********************************************************************
3873 * _fsopen (MSVCRT.@)
3874 */
3875 MSVCRT_FILE * CDECL MSVCRT__fsopen(const char *path, const char *mode, int share)
3876 {
3877 MSVCRT_FILE *ret;
3878 MSVCRT_wchar_t *pathW = NULL, *modeW = NULL;
3879
3880 if (path && !(pathW = msvcrt_wstrdupa(path))) {
3881 MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
3882 *MSVCRT__errno() = MSVCRT_EINVAL;
3883 return NULL;
3884 }
3885 if (mode && !(modeW = msvcrt_wstrdupa(mode)))
3886 {
3887 MSVCRT_free(pathW);
3888 MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
3889 *MSVCRT__errno() = MSVCRT_EINVAL;
3890 return NULL;
3891 }
3892
3893 ret = MSVCRT__wfsopen(pathW, modeW, share);
3894
3895 MSVCRT_free(pathW);
3896 MSVCRT_free(modeW);
3897 return ret;
3898 }
3899
3900 /*********************************************************************
3901 * fopen (MSVCRT.@)
3902 */
3903 MSVCRT_FILE * CDECL MSVCRT_fopen(const char *path, const char *mode)
3904 {
3905 return MSVCRT__fsopen( path, mode, MSVCRT__SH_DENYNO );
3906 }
3907
3908 /*********************************************************************
3909 * fopen_s (MSVCRT.@)
3910 */
3911 int CDECL MSVCRT_fopen_s(MSVCRT_FILE** pFile,
3912 const char *filename, const char *mode)
3913 {
3914 if (!MSVCRT_CHECK_PMT(pFile != NULL)) return MSVCRT_EINVAL;
3915 if (!MSVCRT_CHECK_PMT(filename != NULL)) return MSVCRT_EINVAL;
3916 if (!MSVCRT_CHECK_PMT(mode != NULL)) return MSVCRT_EINVAL;
3917
3918 *pFile = MSVCRT_fopen(filename, mode);
3919
3920 if(!*pFile)
3921 return *MSVCRT__errno();
3922 return 0;
3923 }
3924
3925 /*********************************************************************
3926 * _wfopen (MSVCRT.@)
3927 */
3928 MSVCRT_FILE * CDECL MSVCRT__wfopen(const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode)
3929 {
3930 return MSVCRT__wfsopen( path, mode, MSVCRT__SH_DENYNO );
3931 }
3932
3933 /*********************************************************************
3934 * _wfopen_s (MSVCRT.@)
3935 */
3936 int CDECL MSVCRT__wfopen_s(MSVCRT_FILE** pFile, const MSVCRT_wchar_t *filename,
3937 const MSVCRT_wchar_t *mode)
3938 {
3939 if (!MSVCRT_CHECK_PMT(pFile != NULL)) return MSVCRT_EINVAL;
3940 if (!MSVCRT_CHECK_PMT(filename != NULL)) return MSVCRT_EINVAL;
3941 if (!MSVCRT_CHECK_PMT(mode != NULL)) return MSVCRT_EINVAL;
3942
3943 *pFile = MSVCRT__wfopen(filename, mode);
3944
3945 if(!*pFile)
3946 return *MSVCRT__errno();
3947 return 0;
3948 }
3949
3950 /*********************************************************************
3951 * fputc (MSVCRT.@)
3952 */
3953 int CDECL MSVCRT_fputc(int c, MSVCRT_FILE* file)
3954 {
3955 int res;
3956
3957 MSVCRT__lock_file(file);
3958 if(file->_cnt>0) {
3959 *file->_ptr++=c;
3960 file->_cnt--;
3961 if (c == '\n')
3962 {
3963 res = msvcrt_flush_buffer(file);
3964 MSVCRT__unlock_file(file);
3965 return res ? res : c;
3966 }
3967 else {
3968 MSVCRT__unlock_file(file);
3969 return c & 0xff;
3970 }
3971 } else {
3972 res = MSVCRT__flsbuf(c, file);
3973 MSVCRT__unlock_file(file);
3974 return res;
3975 }
3976 }
3977
3978 /*********************************************************************
3979 * _fputchar (MSVCRT.@)
3980 */
3981 int CDECL MSVCRT__fputchar(int c)
3982 {
3983 return MSVCRT_fputc(c, MSVCRT_stdout);
3984 }
3985
3986 /*********************************************************************
3987 * fread (MSVCRT.@)
3988 */
3989 MSVCRT_size_t CDECL MSVCRT_fread(void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
3990 {
3991 int ret;
3992
3993 MSVCRT__lock_file(file);
3994 ret = MSVCRT__fread_nolock(ptr, size, nmemb, file);
3995 MSVCRT__unlock_file(file);
3996
3997 return ret;
3998 }
3999
4000 /*********************************************************************
4001 * _fread_nolock (MSVCRT.@)
4002 */
4003 MSVCRT_size_t CDECL MSVCRT__fread_nolock(void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
4004 {
4005 MSVCRT_size_t rcnt=size * nmemb;
4006 MSVCRT_size_t read=0;
4007 MSVCRT_size_t pread=0;
4008
4009 if(!rcnt)
4010 return 0;
4011
4012 /* first buffered data */
4013 if(file->_cnt>0) {
4014 int pcnt= (rcnt>file->_cnt)? file->_cnt:rcnt;
4015 memcpy(ptr, file->_ptr, pcnt);
4016 file->_cnt -= pcnt;
4017 file->_ptr += pcnt;
4018 read += pcnt ;
4019 rcnt -= pcnt ;
4020 ptr = (char*)ptr + pcnt;
4021 } else if(!(file->_flag & MSVCRT__IOREAD )) {
4022 if(file->_flag & MSVCRT__IORW) {
4023 file->_flag |= MSVCRT__IOREAD;
4024 } else {
4025 return 0;
4026 }
4027 }
4028
4029 if(rcnt>0 && !(file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF)))
4030 msvcrt_alloc_buffer(file);
4031
4032 while(rcnt>0)
4033 {
4034 int i;
4035 if (!file->_cnt && rcnt<MSVCRT_BUFSIZ && (file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF))) {
4036 file->_cnt = MSVCRT__read(file->_file, file->_base, file->_bufsiz);
4037 file->_ptr = file->_base;
4038 i = (file->_cnt<rcnt) ? file->_cnt : rcnt;
4039 /* If the buffer fill reaches eof but fread wouldn't, clear eof. */
4040 if (i > 0 && i < file->_cnt) {
4041 msvcrt_get_ioinfo(file->_file)->wxflag &= ~WX_ATEOF;
4042 file->_flag &= ~MSVCRT__IOEOF;
4043 }
4044 if (i > 0) {
4045 memcpy(ptr, file->_ptr, i);
4046 file->_cnt -= i;
4047 file->_ptr += i;
4048 }
4049 } else if (rcnt > INT_MAX) {
4050 i = MSVCRT__read(file->_file, ptr, INT_MAX);
4051 } else if (rcnt < MSVCRT_BUFSIZ) {
4052 i = MSVCRT__read(file->_file, ptr, rcnt);
4053 } else {
4054 i = MSVCRT__read(file->_file, ptr, rcnt - MSVCRT_BUFSIZ/2);
4055 }
4056 pread += i;
4057 rcnt -= i;
4058 ptr = (char *)ptr+i;
4059 /* expose feof condition in the flags
4060 * MFC tests file->_flag for feof, and doesn't call feof())
4061 */
4062 if (msvcrt_get_ioinfo(file->_file)->wxflag & WX_ATEOF)
4063 file->_flag |= MSVCRT__IOEOF;
4064 else if (i == -1)
4065 {
4066 file->_flag |= MSVCRT__IOERR;
4067 pread = 0;
4068 rcnt = 0;
4069 }
4070 if (i < 1) break;
4071 }
4072 read+=pread;
4073 return read / size;
4074 }
4075
4076
4077 /*********************************************************************
4078 * fread_s (MSVCR80.@)
4079 */
4080 MSVCRT_size_t CDECL MSVCRT_fread_s(void *buf, MSVCRT_size_t buf_size, MSVCRT_size_t elem_size,
4081 MSVCRT_size_t count, MSVCRT_FILE *stream)
4082 {
4083 size_t bytes_left, buf_pos;
4084
4085 TRACE("(%p %lu %lu %lu %p\n", buf, buf_size, elem_size, count, stream);
4086
4087 if(!MSVCRT_CHECK_PMT(stream != NULL)) {
4088 if(buf && buf_size)
4089 memset(buf, 0, buf_size);
4090 return 0;
4091 }
4092 if(!elem_size || !count) return 0;
4093 if(!MSVCRT_CHECK_PMT(buf != NULL)) return 0;
4094 if(!MSVCRT_CHECK_PMT(MSVCRT_SIZE_MAX/count >= elem_size)) return 0;
4095
4096 bytes_left = elem_size*count;
4097 buf_pos = 0;
4098 while(bytes_left) {
4099 if(stream->_cnt > 0) {
4100 size_t size = bytes_left<stream->_cnt ? bytes_left : stream->_cnt;
4101
4102 if(!MSVCRT_CHECK_PMT_ERR(size <= buf_size-buf_pos, MSVCRT_ERANGE)) {
4103 memset(buf, 0, buf_size);
4104 return 0;
4105 }
4106
4107 MSVCRT_fread((char*)buf+buf_pos, 1, size, stream);
4108 buf_pos += size;
4109 bytes_left -= size;
4110 }else {
4111 int c = MSVCRT__filbuf(stream);
4112
4113 if(c == EOF)
4114 break;
4115
4116 if(!MSVCRT_CHECK_PMT_ERR(buf_size-buf_pos > 0, MSVCRT_ERANGE)) {
4117 memset(buf, 0, buf_size);
4118 return 0;
4119 }
4120
4121 ((char*)buf)[buf_pos++] = c;
4122 bytes_left--;
4123 }
4124 }
4125
4126 return buf_pos/elem_size;
4127 }
4128
4129 /*********************************************************************
4130 * _wfreopen (MSVCRT.@)
4131 *
4132 */
4133 MSVCRT_FILE* CDECL MSVCRT__wfreopen(const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode, MSVCRT_FILE* file)
4134 {
4135 int open_flags, stream_flags, fd;
4136
4137 TRACE(":path (%s) mode (%s) file (%p) fd (%d)\n", debugstr_w(path), debugstr_w(mode), file, file ? file->_file : -1);
4138
4139 LOCK_FILES();
4140 if (!file || ((fd = file->_file) < 0) || fd > MSVCRT_fdend)
4141 file = NULL;
4142 else
4143 {
4144 MSVCRT_fclose(file);
4145 if (msvcrt_get_flags(mode, &open_flags, &stream_flags) == -1)
4146 file = NULL;
4147 else if((fd = MSVCRT__wopen(path, open_flags, MSVCRT__S_IREAD | MSVCRT__S_IWRITE)) < 0)
4148 file = NULL;
4149 else if(msvcrt_init_fp(file, fd, stream_flags) == -1)
4150 {
4151 file->_flag = 0;
4152 file = NULL;
4153 }
4154 }
4155 UNLOCK_FILES();
4156 return file;
4157 }
4158
4159 /*********************************************************************
4160 * _wfreopen_s (MSVCRT.@)
4161 */
4162 int CDECL MSVCRT__wfreopen_s(MSVCRT_FILE** pFile,
4163 const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode, MSVCRT_FILE* file)
4164 {
4165 if (!MSVCRT_CHECK_PMT(pFile != NULL)) return MSVCRT_EINVAL;
4166 if (!MSVCRT_CHECK_PMT(path != NULL)) return MSVCRT_EINVAL;
4167 if (!MSVCRT_CHECK_PMT(mode != NULL)) return MSVCRT_EINVAL;
4168 if (!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EINVAL;
4169
4170 *pFile = MSVCRT__wfreopen(path, mode, file);
4171
4172 if(!*pFile)
4173 return *MSVCRT__errno();
4174 return 0;
4175 }
4176
4177 /*********************************************************************
4178 * freopen (MSVCRT.@)
4179 *
4180 */
4181 MSVCRT_FILE* CDECL MSVCRT_freopen(const char *path, const char *mode, MSVCRT_FILE* file)
4182 {
4183 MSVCRT_FILE *ret;
4184 MSVCRT_wchar_t *pathW = NULL, *modeW = NULL;
4185
4186 if (path && !(pathW = msvcrt_wstrdupa(path))) return NULL;
4187 if (mode && !(modeW = msvcrt_wstrdupa(mode)))
4188 {
4189 MSVCRT_free(pathW);
4190 return NULL;
4191 }
4192
4193 ret = MSVCRT__wfreopen(pathW, modeW, file);
4194
4195 MSVCRT_free(pathW);
4196 MSVCRT_free(modeW);
4197 return ret;
4198 }
4199
4200 /*********************************************************************
4201 * freopen_s (MSVCRT.@)
4202 */
4203 int CDECL MSVCRT_freopen_s(MSVCRT_FILE** pFile,
4204 const char *path, const char *mode, MSVCRT_FILE* file)
4205 {
4206 if (!MSVCRT_CHECK_PMT(pFile != NULL)) return MSVCRT_EINVAL;
4207 if (!MSVCRT_CHECK_PMT(path != NULL)) return MSVCRT_EINVAL;
4208 if (!MSVCRT_CHECK_PMT(mode != NULL)) return MSVCRT_EINVAL;
4209 if (!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EINVAL;
4210
4211 *pFile = MSVCRT_freopen(path, mode, file);
4212
4213 if(!*pFile)
4214 return *MSVCRT__errno();
4215 return 0;
4216 }
4217
4218 /*********************************************************************
4219 * fsetpos (MSVCRT.@)
4220 */
4221 int CDECL MSVCRT_fsetpos(MSVCRT_FILE* file, MSVCRT_fpos_t *pos)
4222 {
4223 int ret;
4224
4225 MSVCRT__lock_file(file);
4226 /* Note that all this has been lifted 'as is' from fseek */
4227 if(file->_flag & MSVCRT__IOWRT)
4228 msvcrt_flush_buffer(file);
4229
4230 /* Discard buffered input */
4231 file->_cnt = 0;
4232 file->_ptr = file->_base;
4233
4234 /* Reset direction of i/o */
4235 if(file->_flag & MSVCRT__IORW) {
4236 file->_flag &= ~(MSVCRT__IOREAD|MSVCRT__IOWRT);
4237 }
4238
4239 ret = (MSVCRT__lseeki64(file->_file,*pos,SEEK_SET) == -1) ? -1 : 0;
4240 MSVCRT__unlock_file(file);
4241 return ret;
4242 }
4243
4244 /*********************************************************************
4245 * _ftelli64 (MSVCRT.@)
4246 */
4247 __int64 CDECL MSVCRT__ftelli64(MSVCRT_FILE* file)
4248 {
4249 __int64 ret;
4250
4251 MSVCRT__lock_file(file);
4252 ret = MSVCRT__ftelli64_nolock(file);
4253 MSVCRT__unlock_file(file);
4254
4255 return ret;
4256 }
4257
4258 /*********************************************************************
4259 * _ftelli64_nolock (MSVCRT.@)
4260 */
4261 __int64 CDECL MSVCRT__ftelli64_nolock(MSVCRT_FILE* file)
4262 {
4263 __int64 pos;
4264
4265 pos = _telli64(file->_file);
4266 if(pos == -1)
4267 return -1;
4268 if(file->_flag & (MSVCRT__IOMYBUF | MSVCRT__USERBUF)) {
4269 if(file->_flag & MSVCRT__IOWRT) {
4270 pos += file->_ptr - file->_base;
4271
4272 if(msvcrt_get_ioinfo(file->_file)->wxflag & WX_TEXT) {
4273 char *p;
4274
4275 for(p=file->_base; p<file->_ptr; p++)
4276 if(*p == '\n')
4277 pos++;
4278 }
4279 } else if(!file->_cnt) { /* nothing to do */
4280 } else if(MSVCRT__lseeki64(file->_file, 0, SEEK_END)==pos) {
4281 int i;
4282
4283 pos -= file->_cnt;
4284 if(msvcrt_get_ioinfo(file->_file)->wxflag & WX_TEXT) {
4285 for(i=0; i<file->_cnt; i++)
4286 if(file->_ptr[i] == '\n')
4287 pos--;
4288 }
4289 } else {
4290 char *p;
4291
4292 if(MSVCRT__lseeki64(file->_file, pos, SEEK_SET) != pos)
4293 return -1;
4294
4295 pos -= file->_bufsiz;
4296 pos += file->_ptr - file->_base;
4297
4298 if(msvcrt_get_ioinfo(file->_file)->wxflag & WX_TEXT) {
4299 if(msvcrt_get_ioinfo(file->_file)->wxflag & WX_READNL)
4300 pos--;
4301
4302 for(p=file->_base; p<file->_ptr; p++)
4303 if(*p == '\n')
4304 pos++;
4305 }
4306 }
4307 }
4308
4309 return pos;
4310 }
4311
4312 /*********************************************************************
4313 * ftell (MSVCRT.@)
4314 */
4315 LONG CDECL MSVCRT_ftell(MSVCRT_FILE* file)
4316 {
4317 return MSVCRT__ftelli64(file);
4318 }
4319
4320 /*********************************************************************
4321 * _ftell_nolock (MSVCRT.@)
4322 */
4323 LONG CDECL MSVCRT__ftell_nolock(MSVCRT_FILE* file)
4324 {
4325 return MSVCRT__ftelli64_nolock(file);
4326 }
4327
4328 /*********************************************************************
4329 * fgetpos (MSVCRT.@)
4330 */
4331 int CDECL MSVCRT_fgetpos(MSVCRT_FILE* file, MSVCRT_fpos_t *pos)
4332 {
4333 *pos = MSVCRT__ftelli64(file);
4334 if(*pos == -1)
4335 return -1;
4336 return 0;
4337 }
4338
4339 /*********************************************************************
4340 * fputs (MSVCRT.@)
4341 */
4342 int CDECL MSVCRT_fputs(const char *s, MSVCRT_FILE* file)
4343 {
4344 MSVCRT_size_t len = strlen(s);
4345 int ret;
4346
4347 MSVCRT__lock_file(file);
4348 ret = MSVCRT_fwrite(s, sizeof(*s), len, file) == len ? 0 : MSVCRT_EOF;
4349 MSVCRT__unlock_file(file);
4350 return ret;
4351 }
4352
4353 /*********************************************************************
4354 * fputws (MSVCRT.@)
4355 */
4356 int CDECL MSVCRT_fputws(const MSVCRT_wchar_t *s, MSVCRT_FILE* file)
4357 {
4358 MSVCRT_size_t i, len = strlenW(s);
4359 BOOL tmp_buf;
4360 int ret;
4361
4362 MSVCRT__lock_file(file);
4363 if (!(msvcrt_get_ioinfo(file->_file)->wxflag & WX_TEXT)) {
4364 ret = MSVCRT_fwrite(s,sizeof(*s),len,file) == len ? 0 : MSVCRT_EOF;
4365 MSVCRT__unlock_file(file);
4366 return ret;
4367 }
4368
4369 tmp_buf = add_std_buffer(file);
4370 for (i=0; i<len; i++) {
4371 if(MSVCRT_fputwc(s[i], file) == MSVCRT_WEOF) {
4372 if(tmp_buf) remove_std_buffer(file);
4373 MSVCRT__unlock_file(file);
4374 return MSVCRT_WEOF;
4375 }
4376 }
4377
4378 if(tmp_buf) remove_std_buffer(file);
4379 MSVCRT__unlock_file(file);
4380 return 0;
4381 }
4382
4383 /*********************************************************************
4384 * getchar (MSVCRT.@)
4385 */
4386 int CDECL MSVCRT_getchar(void)
4387 {
4388 return MSVCRT_fgetc(MSVCRT_stdin);
4389 }
4390
4391 /*********************************************************************
4392 * getc (MSVCRT.@)
4393 */
4394 int CDECL MSVCRT_getc(MSVCRT_FILE* file)
4395 {
4396 return MSVCRT_fgetc(file);
4397 }
4398
4399 /*********************************************************************
4400 * gets (MSVCRT.@)
4401 */
4402 char * CDECL MSVCRT_gets(char *buf)
4403 {
4404 int cc;
4405 char * buf_start = buf;
4406
4407 MSVCRT__lock_file(MSVCRT_stdin);
4408 for(cc = MSVCRT_fgetc(MSVCRT_stdin); cc != MSVCRT_EOF && cc != '\n';
4409 cc = MSVCRT_fgetc(MSVCRT_stdin))
4410 if(cc != '\r') *buf++ = (char)cc;
4411
4412 *buf = '\0';
4413
4414 TRACE("got '%s'\n", buf_start);
4415 MSVCRT__unlock_file(MSVCRT_stdin);
4416 return buf_start;
4417 }
4418
4419 /*********************************************************************
4420 * _getws (MSVCRT.@)
4421 */
4422 MSVCRT_wchar_t* CDECL MSVCRT__getws(MSVCRT_wchar_t* buf)
4423 {
4424 MSVCRT_wint_t cc;
4425 MSVCRT_wchar_t* ws = buf;
4426
4427 MSVCRT__lock_file(MSVCRT_stdin);
4428 for (cc = MSVCRT_fgetwc(MSVCRT_stdin); cc != MSVCRT_WEOF && cc != '\n';
4429 cc = MSVCRT_fgetwc(MSVCRT_stdin))
4430 {
4431 if (cc != '\r')
4432 *buf++ = (MSVCRT_wchar_t)cc;
4433 }
4434 *buf = '\0';
4435
4436 TRACE("got %s\n", debugstr_w(ws));
4437 MSVCRT__unlock_file(MSVCRT_stdin);
4438 return ws;
4439 }
4440
4441 /*********************************************************************
4442 * putc (MSVCRT.@)
4443 */
4444 int CDECL MSVCRT_putc(int c, MSVCRT_FILE* file)
4445 {
4446 return MSVCRT_fputc(c, file);
4447 }
4448
4449 /*********************************************************************
4450 * putchar (MSVCRT.@)
4451 */
4452 int CDECL MSVCRT_putchar(int c)
4453 {
4454 return MSVCRT_fputc(c, MSVCRT_stdout);
4455 }
4456
4457 /*********************************************************************
4458 * _putwch (MSVCRT.@)
4459 */
4460 int CDECL MSVCRT__putwch(int c)
4461 {
4462 return MSVCRT_fputwc(c, MSVCRT_stdout);
4463 }
4464
4465 /*********************************************************************
4466 * puts (MSVCRT.@)
4467 */
4468 int CDECL MSVCRT_puts(const char *s)
4469 {
4470 MSVCRT_size_t len = strlen(s);
4471 int ret;
4472
4473 MSVCRT__lock_file(MSVCRT_stdout);
4474 if(MSVCRT_fwrite(s, sizeof(*s), len, MSVCRT_stdout) != len) {
4475 MSVCRT__unlock_file(MSVCRT_stdout);
4476 return MSVCRT_EOF;
4477 }
4478
4479 ret = MSVCRT_fwrite("\n",1,1,MSVCRT_stdout) == 1 ? 0 : MSVCRT_EOF;
4480 MSVCRT__unlock_file(MSVCRT_stdout);
4481 return ret;
4482 }
4483
4484 /*********************************************************************
4485 * _putws (MSVCRT.@)
4486 */
4487 int CDECL MSVCRT__putws(const MSVCRT_wchar_t *s)
4488 {
4489 static const MSVCRT_wchar_t nl = '\n';
4490 MSVCRT_size_t len = strlenW(s);
4491 int ret;
4492
4493 MSVCRT__lock_file(MSVCRT_stdout);
4494 if(MSVCRT_fwrite(s, sizeof(*s), len, MSVCRT_stdout) != len) {
4495 MSVCRT__unlock_file(MSVCRT_stdout);
4496 return MSVCRT_EOF;
4497 }
4498
4499 ret = MSVCRT_fwrite(&nl,sizeof(nl),1,MSVCRT_stdout) == 1 ? 0 : MSVCRT_EOF;
4500 MSVCRT__unlock_file(MSVCRT_stdout);
4501 return ret;
4502 }
4503
4504 /*********************************************************************
4505 * remove (MSVCRT.@)
4506 */
4507 int CDECL MSVCRT_remove(const char *path)
4508 {
4509 TRACE("(%s)\n",path);
4510 if (DeleteFileA(path))
4511 return 0;
4512 TRACE(":failed (%d)\n",GetLastError());
4513 msvcrt_set_errno(GetLastError());
4514 return -1;
4515 }
4516
4517 /*********************************************************************
4518 * _wremove (MSVCRT.@)
4519 */
4520 int CDECL MSVCRT__wremove(const MSVCRT_wchar_t *path)
4521 {
4522 TRACE("(%s)\n",debugstr_w(path));
4523 if (DeleteFileW(path))
4524 return 0;
4525 TRACE(":failed (%d)\n",GetLastError());
4526 msvcrt_set_errno(GetLastError());
4527 return -1;
4528 }
4529
4530 /*********************************************************************
4531 * rename (MSVCRT.@)
4532 */
4533 int CDECL MSVCRT_rename(const char *oldpath,const char *newpath)
4534 {
4535 TRACE(":from %s to %s\n",oldpath,newpath);
4536 if (MoveFileExA(oldpath, newpath, MOVEFILE_COPY_ALLOWED))
4537 return 0;
4538 TRACE(":failed (%d)\n",GetLastError());
4539 msvcrt_set_errno(GetLastError());
4540 return -1;
4541 }
4542
4543 /*********************************************************************
4544 * _wrename (MSVCRT.@)
4545 */
4546 int CDECL MSVCRT__wrename(const MSVCRT_wchar_t *oldpath,const MSVCRT_wchar_t *newpath)
4547 {
4548 TRACE(":from %s to %s\n",debugstr_w(oldpath),debugstr_w(newpath));
4549 if (MoveFileExW(oldpath, newpath, MOVEFILE_COPY_ALLOWED))
4550 return 0;
4551 TRACE(":failed (%d)\n",GetLastError());
4552 msvcrt_set_errno(GetLastError());
4553 return -1;
4554 }
4555
4556 /*********************************************************************
4557 * setvbuf (MSVCRT.@)
4558 */
4559 int CDECL MSVCRT_setvbuf(MSVCRT_FILE* file, char *buf, int mode, MSVCRT_size_t size)
4560 {
4561 if(!MSVCRT_CHECK_PMT(file != NULL)) return -1;
4562 if(!MSVCRT_CHECK_PMT(mode==MSVCRT__IONBF || mode==MSVCRT__IOFBF || mode==MSVCRT__IOLBF)) return -1;
4563 if(!MSVCRT_CHECK_PMT(mode==MSVCRT__IONBF || (size>=2 && size<=INT_MAX))) return -1;
4564
4565 MSVCRT__lock_file(file);
4566
4567 MSVCRT_fflush(file);
4568 if(file->_flag & MSVCRT__IOMYBUF)
4569 MSVCRT_free(file->_base);
4570 file->_flag &= ~(MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF);
4571 file->_cnt = 0;
4572
4573 if(mode == MSVCRT__IONBF) {
4574 file->_flag |= MSVCRT__IONBF;
4575 file->_base = file->_ptr = (char*)&file->_charbuf;
4576 file->_bufsiz = 2;
4577 }else if(buf) {
4578 file->_base = file->_ptr = buf;
4579 file->_flag |= MSVCRT__USERBUF;
4580 file->_bufsiz = size;
4581 }else {
4582 file->_base = file->_ptr = MSVCRT_malloc(size);
4583 if(!file->_base) {
4584 file->_bufsiz = 0;
4585 MSVCRT__unlock_file(file);
4586 return -1;
4587 }
4588
4589 file->_flag |= MSVCRT__IOMYBUF;
4590 file->_bufsiz = size;
4591 }
4592 MSVCRT__unlock_file(file);
4593 return 0;
4594 }
4595
4596 /*********************************************************************
4597 * setbuf (MSVCRT.@)
4598 */
4599 void CDECL MSVCRT_setbuf(MSVCRT_FILE* file, char *buf)
4600 {
4601 MSVCRT_setvbuf(file, buf, buf ? MSVCRT__IOFBF : MSVCRT__IONBF, MSVCRT_BUFSIZ);
4602 }
4603
4604 /*********************************************************************
4605 * tmpnam (MSVCRT.@)
4606 */
4607 char * CDECL MSVCRT_tmpnam(char *s)
4608 {
4609 char tmpstr[16];
4610 char *p;
4611 int count, size;
4612
4613 if (!s) {
4614 thread_data_t *data = msvcrt_get_thread_data();
4615
4616 if(!data->tmpnam_buffer)
4617 data->tmpnam_buffer = MSVCRT_malloc(MAX_PATH);
4618
4619 s = data->tmpnam_buffer;
4620 }
4621
4622 msvcrt_int_to_base32(GetCurrentProcessId(), tmpstr);
4623 p = s + sprintf(s, "\\s%s.", tmpstr);
4624 for (count = 0; count < MSVCRT_TMP_MAX; count++)
4625 {
4626 size = msvcrt_int_to_base32(tmpnam_unique++, tmpstr);
4627 memcpy(p, tmpstr, size);
4628 p[size] = '\0';
4629 if (GetFileAttributesA(s) == INVALID_FILE_ATTRIBUTES &&
4630 GetLastError() == ERROR_FILE_NOT_FOUND)
4631 break;
4632 }
4633 return s;
4634 }
4635
4636 /*********************************************************************
4637 * _wtmpnam (MSVCRT.@)
4638 */
4639 MSVCRT_wchar_t * CDECL MSVCRT_wtmpnam(MSVCRT_wchar_t *s)
4640 {
4641 static const MSVCRT_wchar_t format[] = {'\\','s','%','s','.',0};
4642 MSVCRT_wchar_t tmpstr[16];
4643 MSVCRT_wchar_t *p;
4644 int count, size;
4645 if (!s) {
4646 thread_data_t *data = msvcrt_get_thread_data();
4647
4648 if(!data->wtmpnam_buffer)
4649 data->wtmpnam_buffer = MSVCRT_malloc(sizeof(MSVCRT_wchar_t[MAX_PATH]));
4650
4651 s = data->wtmpnam_buffer;
4652 }
4653
4654 msvcrt_int_to_base32_w(GetCurrentProcessId(), tmpstr);
4655 p = s + MSVCRT__snwprintf(s, MAX_PATH, format, tmpstr);
4656 for (count = 0; count < MSVCRT_TMP_MAX; count++)
4657 {
4658 size = msvcrt_int_to_base32_w(tmpnam_unique++, tmpstr);
4659 memcpy(p, tmpstr, size*sizeof(MSVCRT_wchar_t));
4660 p[size] = '\0';
4661 if (GetFileAttributesW(s) == INVALID_FILE_ATTRIBUTES &&
4662 GetLastError() == ERROR_FILE_NOT_FOUND)
4663 break;
4664 }
4665 return s;
4666 }
4667
4668 /*********************************************************************
4669 * tmpfile (MSVCRT.@)
4670 */
4671 MSVCRT_FILE* CDECL MSVCRT_tmpfile(void)
4672 {
4673 char *filename = MSVCRT_tmpnam(NULL);
4674 int fd;
4675 MSVCRT_FILE* file = NULL;
4676
4677 LOCK_FILES();
4678 fd = MSVCRT__open(filename, MSVCRT__O_CREAT | MSVCRT__O_BINARY | MSVCRT__O_RDWR | MSVCRT__O_TEMPORARY,
4679 MSVCRT__S_IREAD | MSVCRT__S_IWRITE);
4680 if (fd != -1 && (file = msvcrt_alloc_fp()))
4681 {
4682 if (msvcrt_init_fp(file, fd, MSVCRT__IORW) == -1)
4683 {
4684 file->_flag = 0;
4685 file = NULL;
4686 }
4687 else file->_tmpfname = MSVCRT__strdup(filename);
4688 }
4689
4690 if(fd != -1 && !file)
4691 MSVCRT__close(fd);
4692 UNLOCK_FILES();
4693 return file;
4694 }
4695
4696 /*********************************************************************
4697 * tmpfile_s (MSVCRT.@)
4698 */
4699 int CDECL MSVCRT_tmpfile_s(MSVCRT_FILE** file)
4700 {
4701 if (!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EINVAL;
4702
4703 *file = MSVCRT_tmpfile();
4704 return 0;
4705 }
4706
4707 static int puts_clbk_file_a(void *file, int len, const char *str)
4708 {
4709 return MSVCRT_fwrite(str, sizeof(char), len, file);
4710 }
4711
4712 static int puts_clbk_file_w(void *file, int len, const MSVCRT_wchar_t *str)
4713 {
4714 int i, ret;
4715
4716 MSVCRT__lock_file(file);
4717
4718 if(!(msvcrt_get_ioinfo(((MSVCRT_FILE*)file)->_file)->wxflag & WX_TEXT)) {
4719 ret = MSVCRT_fwrite(str, sizeof(MSVCRT_wchar_t), len, file);
4720 MSVCRT__unlock_file(file);
4721 return ret;
4722 }
4723
4724 for(i=0; i<len; i++) {
4725 if(MSVCRT_fputwc(str[i], file) == MSVCRT_WEOF) {
4726 MSVCRT__unlock_file(file);
4727 return -1;
4728 }
4729 }
4730
4731 MSVCRT__unlock_file(file);
4732 return len;
4733 }
4734
4735 /*********************************************************************
4736 * vfprintf (MSVCRT.@)
4737 */
4738 int CDECL MSVCRT_vfprintf(MSVCRT_FILE* file, const char *format, __ms_va_list valist)
4739 {
4740 BOOL tmp_buf;
4741 int ret;
4742
4743 MSVCRT__lock_file(file);
4744 tmp_buf = add_std_buffer(file);
4745 ret = pf_printf_a(puts_clbk_file_a, file, format, NULL, FALSE, FALSE, arg_clbk_valist, NULL, &valist);
4746 if(tmp_buf) remove_std_buffer(file);
4747 MSVCRT__unlock_file(file);
4748
4749 return ret;
4750 }
4751
4752 /*********************************************************************
4753 * vfprintf_s (MSVCRT.@)
4754 */
4755 int CDECL MSVCRT_vfprintf_s(MSVCRT_FILE* file, const char *format, __ms_va_list valist)
4756 {
4757 BOOL tmp_buf;
4758 int ret;
4759
4760 if(!MSVCRT_CHECK_PMT(file != NULL)) return -1;
4761
4762 MSVCRT__lock_file(file);
4763 tmp_buf = add_std_buffer(file);
4764 ret = pf_printf_a(puts_clbk_file_a, file, format, NULL, FALSE, TRUE, arg_clbk_valist, NULL, &valist);
4765 if(tmp_buf) remove_std_buffer(file);
4766 MSVCRT__unlock_file(file);
4767
4768 return ret;
4769 }
4770
4771 /*********************************************************************
4772 * vfwprintf (MSVCRT.@)
4773 */
4774 int CDECL MSVCRT_vfwprintf(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, __ms_va_list valist)
4775 {
4776 BOOL tmp_buf;
4777 int ret;
4778
4779 MSVCRT__lock_file(file);
4780 tmp_buf = add_std_buffer(file);
4781 ret = pf_printf_w(puts_clbk_file_w, file, format, NULL, FALSE, FALSE, arg_clbk_valist, NULL, &valist);
4782 if(tmp_buf) remove_std_buffer(file);
4783 MSVCRT__unlock_file(file);
4784
4785 return ret;
4786 }
4787
4788 /*********************************************************************
4789 * vfwprintf_s (MSVCRT.@)
4790 */
4791 int CDECL MSVCRT_vfwprintf_s(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, __ms_va_list valist)
4792 {
4793 BOOL tmp_buf;
4794 int ret;
4795
4796 if (!MSVCRT_CHECK_PMT( file != NULL )) return -1;
4797
4798 MSVCRT__lock_file(file);
4799 tmp_buf = add_std_buffer(file);
4800 ret = pf_printf_w(puts_clbk_file_w, file, format, NULL, FALSE, TRUE, arg_clbk_valist, NULL, &valist);
4801 if(tmp_buf) remove_std_buffer(file);
4802 MSVCRT__unlock_file(file);
4803
4804 return ret;
4805 }
4806
4807 /*********************************************************************
4808 * _vfwprintf_l (MSVCRT.@)
4809 */
4810 int CDECL MSVCRT__vfwprintf_l(MSVCRT_FILE* file, const MSVCRT_wchar_t *format,
4811 MSVCRT__locale_t locale, __ms_va_list valist)
4812 {
4813 BOOL tmp_buf;
4814 int ret;
4815
4816 if (!MSVCRT_CHECK_PMT( file != NULL )) return -1;
4817
4818 MSVCRT__lock_file(file);
4819 tmp_buf = add_std_buffer(file);
4820 ret = pf_printf_w(puts_clbk_file_w, file, format, locale, FALSE, FALSE, arg_clbk_valist, NULL, &valist);
4821 if(tmp_buf) remove_std_buffer(file);
4822 MSVCRT__unlock_file(file);
4823
4824 return ret;
4825 }
4826
4827 /*********************************************************************
4828 * vprintf (MSVCRT.@)
4829 */
4830 int CDECL MSVCRT_vprintf(const char *format, __ms_va_list valist)
4831 {
4832 return MSVCRT_vfprintf(MSVCRT_stdout,format,valist);
4833 }
4834
4835 /*********************************************************************
4836 * vprintf_s (MSVCRT.@)
4837 */
4838 int CDECL MSVCRT_vprintf_s(const char *format, __ms_va_list valist)
4839 {
4840 return MSVCRT_vfprintf_s(MSVCRT_stdout,format,valist);
4841 }
4842
4843 /*********************************************************************
4844 * vwprintf (MSVCRT.@)
4845 */
4846 int CDECL MSVCRT_vwprintf(const MSVCRT_wchar_t *format, __ms_va_list valist)
4847 {
4848 return MSVCRT_vfwprintf(MSVCRT_stdout,format,valist);
4849 }
4850
4851 /*********************************************************************
4852 * vwprintf_s (MSVCRT.@)
4853 */
4854 int CDECL MSVCRT_vwprintf_s(const MSVCRT_wchar_t *format, __ms_va_list valist)
4855 {
4856 return MSVCRT_vfwprintf_s(MSVCRT_stdout,format,valist);
4857 }
4858
4859 /*********************************************************************
4860 * fprintf (MSVCRT.@)
4861 */
4862 int CDECL MSVCRT_fprintf(MSVCRT_FILE* file, const char *format, ...)
4863 {
4864 __ms_va_list valist;
4865 int res;
4866 __ms_va_start(valist, format);
4867 res = MSVCRT_vfprintf(file, format, valist);
4868 __ms_va_end(valist);
4869 return res;
4870 }
4871
4872 /*********************************************************************
4873 * fprintf_s (MSVCRT.@)
4874 */
4875 int CDECL MSVCRT_fprintf_s(MSVCRT_FILE* file, const char *format, ...)
4876 {
4877 __ms_va_list valist;
4878 int res;
4879 __ms_va_start(valist, format);
4880 res = MSVCRT_vfprintf_s(file, format, valist);
4881 __ms_va_end(valist);
4882 return res;
4883 }
4884
4885 /*********************************************************************
4886 * fwprintf (MSVCRT.@)
4887 */
4888 int CDECL MSVCRT_fwprintf(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, ...)
4889 {
4890 __ms_va_list valist;
4891 int res;
4892 __ms_va_start(valist, format);
4893 res = MSVCRT_vfwprintf(file, format, valist);
4894 __ms_va_end(valist);
4895 return res;
4896 }
4897
4898 /*********************************************************************
4899 * fwprintf_s (MSVCRT.@)
4900 */
4901 int CDECL MSVCRT_fwprintf_s(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, ...)
4902 {
4903 __ms_va_list valist;
4904 int res;
4905 __ms_va_start(valist, format);
4906 res = MSVCRT_vfwprintf_s(file, format, valist);
4907 __ms_va_end(valist);
4908 return res;
4909 }
4910
4911 /*********************************************************************
4912 * _fwprintf_l (MSVCRT.@)
4913 */
4914 int CDECL MSVCRT__fwprintf_l(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, MSVCRT__locale_t locale, ...)
4915 {
4916 __ms_va_list valist;
4917 int res;
4918 __ms_va_start(valist, locale);
4919 res = MSVCRT__vfwprintf_l(file, format, locale, valist);
4920 __ms_va_end(valist);
4921 return res;
4922 }
4923
4924 /*********************************************************************
4925 * printf (MSVCRT.@)
4926 */
4927 int CDECL MSVCRT_printf(const char *format, ...)
4928 {
4929 __ms_va_list valist;
4930 int res;
4931 __ms_va_start(valist, format);
4932 res = MSVCRT_vfprintf(MSVCRT_stdout, format, valist);
4933 __ms_va_end(valist);
4934 return res;
4935 }
4936
4937 /*********************************************************************
4938 * printf_s (MSVCRT.@)
4939 */
4940 int CDECL MSVCRT_printf_s(const char *format, ...)
4941 {
4942 __ms_va_list valist;
4943 int res;
4944 __ms_va_start(valist, format);
4945 res = MSVCRT_vprintf_s(format, valist);
4946 __ms_va_end(valist);
4947 return res;
4948 }
4949
4950 /*********************************************************************
4951 * ungetc (MSVCRT.@)
4952 */
4953 int CDECL MSVCRT_ungetc(int c, MSVCRT_FILE * file)
4954 {
4955 if(!MSVCRT_CHECK_PMT(file != NULL)) return MSVCRT_EOF;
4956
4957 if (c == MSVCRT_EOF || !(file->_flag&MSVCRT__IOREAD ||
4958 (file->_flag&MSVCRT__IORW && !(file->_flag&MSVCRT__IOWRT))))
4959 return MSVCRT_EOF;
4960
4961 MSVCRT__lock_file(file);
4962 if((!(file->_flag & (MSVCRT__IONBF | MSVCRT__IOMYBUF | MSVCRT__USERBUF))
4963 && msvcrt_alloc_buffer(file))
4964 || (!file->_cnt && file->_ptr==file->_base))
4965 file->_ptr++;
4966
4967 if(file->_ptr>file->_base) {
4968 file->_ptr--;
4969 if(file->_flag & MSVCRT__IOSTRG) {
4970 if(*file->_ptr != c) {
4971 file->_ptr++;
4972 MSVCRT__unlock_file(file);
4973 return MSVCRT_EOF;
4974 }
4975 }else {
4976 *file->_ptr = c;
4977 }
4978 file->_cnt++;
4979 MSVCRT_clearerr(file);
4980 file->_flag |= MSVCRT__IOREAD;
4981 MSVCRT__unlock_file(file);
4982 return c;
4983 }
4984
4985 MSVCRT__unlock_file(file);
4986 return MSVCRT_EOF;
4987 }
4988
4989 /*********************************************************************
4990 * ungetwc (MSVCRT.@)
4991 */
4992 MSVCRT_wint_t CDECL MSVCRT_ungetwc(MSVCRT_wint_t wc, MSVCRT_FILE * file)
4993 {
4994 MSVCRT_wchar_t mwc = wc;
4995
4996 if (wc == MSVCRT_WEOF)
4997 return MSVCRT_WEOF;
4998
4999 MSVCRT__lock_file(file);
5000
5001 if((msvcrt_get_ioinfo(file->_file)->exflag & (EF_UTF8 | EF_UTF16))
5002 || !(msvcrt_get_ioinfo(file->_file)->wxflag & WX_TEXT)) {
5003 unsigned char * pp = (unsigned char *)&mwc;
5004 int i;
5005
5006 for(i=sizeof(MSVCRT_wchar_t)-1;i>=0;i--) {
5007 if(pp[i] != MSVCRT_ungetc(pp[i],file)) {
5008 MSVCRT__unlock_file(file);
5009 return MSVCRT_WEOF;
5010 }
5011 }
5012 }else {
5013 char mbs[MSVCRT_MB_LEN_MAX];
5014 int len;
5015
5016 len = MSVCRT_wctomb(mbs, mwc);
5017 if(len == -1) {
5018 MSVCRT__unlock_file(file);
5019 return MSVCRT_WEOF;
5020 }
5021
5022 for(len--; len>=0; len--) {
5023 if(mbs[len] != MSVCRT_ungetc(mbs[len], file)) {
5024 MSVCRT__unlock_file(file);
5025 return MSVCRT_WEOF;
5026 }
5027 }
5028 }
5029
5030 MSVCRT__unlock_file(file);
5031 return mwc;
5032 }
5033
5034 /*********************************************************************
5035 * wprintf (MSVCRT.@)
5036 */
5037 int CDECL MSVCRT_wprintf(const MSVCRT_wchar_t *format, ...)
5038 {
5039 __ms_va_list valist;
5040 int res;
5041 __ms_va_start(valist, format);
5042 res = MSVCRT_vwprintf(format, valist);
5043 __ms_va_end(valist);
5044 return res;
5045 }
5046
5047 /*********************************************************************
5048 * wprintf_s (MSVCRT.@)
5049 */
5050 int CDECL MSVCRT_wprintf_s(const MSVCRT_wchar_t *format, ...)
5051 {
5052 __ms_va_list valist;
5053 int res;
5054 __ms_va_start(valist, format);
5055 res = MSVCRT_vwprintf_s(format, valist);
5056 __ms_va_end(valist);
5057 return res;
5058 }
5059
5060 /*********************************************************************
5061 * _getmaxstdio (MSVCRT.@)
5062 */
5063 int CDECL MSVCRT__getmaxstdio(void)
5064 {
5065 return MSVCRT_max_streams;
5066 }
5067
5068 /*********************************************************************
5069 * _setmaxstdio (MSVCRT.@)
5070 */
5071 int CDECL MSVCRT__setmaxstdio(int newmax)
5072 {
5073 TRACE("%d\n", newmax);
5074
5075 if(newmax<_IOB_ENTRIES || newmax>MSVCRT_MAX_FILES || newmax<MSVCRT_stream_idx)
5076 return -1;
5077
5078 MSVCRT_max_streams = newmax;
5079 return MSVCRT_max_streams;
5080 }
Windows API implementation