source: trunk/src/msvcrt/file.c@ 10367

Last change on this file since 10367 was 10005, checked in by sandervl, 22 years ago

PF: MSVCRT update

File size: 63.0 KB
Line 
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 *
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
12 * version 2.1 of the License, or (at your option) any later version.
13 *
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Lesser General Public License for more details.
18 *
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with this library; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 */
23#ifdef __WIN32OS2__
24#include <emxheader.h>
25/* thanks to stupid unistd.h in win dir! */
26#include <emxruntime\unistd.h>
27#include <winbase.h>
28#else
29#include "config.h"
30#include "wine/port.h"
31#endif
32
33#include <stdlib.h>
34#include <stdio.h>
35#include <ctype.h>
36#include <string.h>
37#include <time.h>
38
39
40#include "winternl.h"
41#include "debugstr.h"
42#include "msvcrt.h"
43#include "msvcrt/errno.h"
44
45#include "wine/unicode.h"
46#include "msvcrt/direct.h"
47#include "msvcrt/fcntl.h"
48#include "msvcrt/io.h"
49#include "msvcrt/sys/locking.h"
50#include "msvcrt/stdio.h"
51#include "msvcrt/stdlib.h"
52#include "msvcrt/string.h"
53#include "msvcrt/sys/stat.h"
54#include "msvcrt/sys/utime.h"
55#include "msvcrt/time.h"
56#include "msvcrt/share.h"
57#include "msvcrt/wctype.h"
58
59#include "wine/debug.h"
60
61WINE_DEFAULT_DEBUG_CHANNEL(msvcrt);
62
63/* for stat mode, permissions apply to all,owner and group */
64#define MSVCRT_S_IREAD (_S_IREAD | (_S_IREAD >> 3) | (_S_IREAD >> 6))
65#define MSVCRT_S_IWRITE (_S_IWRITE | (_S_IWRITE >> 3) | (_S_IWRITE >> 6))
66#define MSVCRT_S_IEXEC (_S_IEXEC | (_S_IEXEC >> 3) | (_S_IEXEC >> 6))
67
68/* _access() bit flags FIXME: incomplete */
69#define MSVCRT_W_OK 0x02
70
71
72/* FIXME: Make this dynamic */
73#define MSVCRT_MAX_FILES 257
74
75HANDLE MSVCRT_handles[MSVCRT_MAX_FILES];
76MSVCRT_FILE* MSVCRT_files[MSVCRT_MAX_FILES];
77int MSVCRT_flags[MSVCRT_MAX_FILES];
78char *MSVCRT_tempfiles[MSVCRT_MAX_FILES];
79MSVCRT_FILE MSVCRT__iob[3];
80#define MSVCRT_stdin (MSVCRT__iob+STDIN_FILENO)
81#define MSVCRT_stdout (MSVCRT__iob+STDOUT_FILENO)
82#define MSVCRT_stderr (MSVCRT__iob+STDERR_FILENO)
83
84static int MSVCRT_fdstart = 3; /* first unallocated fd */
85static int MSVCRT_fdend = 3; /* highest allocated fd */
86
87/* INTERNAL: process umask */
88static int MSVCRT__umask = 0;
89
90/* INTERNAL: Static buffer for temp file name */
91static char MSVCRT_tmpname[MAX_PATH];
92
93static const unsigned int EXE = 'e' << 16 | 'x' << 8 | 'e';
94static const unsigned int BAT = 'b' << 16 | 'a' << 8 | 't';
95static const unsigned int CMD = 'c' << 16 | 'm' << 8 | 'd';
96static const unsigned int COM = 'c' << 16 | 'o' << 8 | 'm';
97
98#define TOUL(x) (ULONGLONG)(x)
99static const ULONGLONG WCEXE = TOUL('e') << 32 | TOUL('x') << 16 | TOUL('e');
100static const ULONGLONG WCBAT = TOUL('b') << 32 | TOUL('a') << 16 | TOUL('t');
101static const ULONGLONG WCCMD = TOUL('c') << 32 | TOUL('m') << 16 | TOUL('d');
102static const ULONGLONG WCCOM = TOUL('c') << 32 | TOUL('o') << 16 | TOUL('m');
103
104extern CRITICAL_SECTION MSVCRT_file_cs;
105#define LOCK_FILES EnterCriticalSection(&MSVCRT_file_cs)
106#define UNLOCK_FILES LeaveCriticalSection(&MSVCRT_file_cs)
107
108static void msvcrt_cp_from_stati64(const struct _stati64 *bufi64, struct _stat *buf)
109{
110 buf->st_dev = bufi64->st_dev;
111 buf->st_ino = bufi64->st_ino;
112 buf->st_mode = bufi64->st_mode;
113 buf->st_nlink = bufi64->st_nlink;
114 buf->st_uid = bufi64->st_uid;
115 buf->st_gid = bufi64->st_gid;
116 buf->st_rdev = bufi64->st_rdev;
117 buf->st_size = bufi64->st_size;
118 buf->st_atime = bufi64->st_atime;
119 buf->st_mtime = bufi64->st_mtime;
120 buf->st_ctime = bufi64->st_ctime;
121}
122
123/* INTERNAL: Get the HANDLE for a fd */
124static HANDLE msvcrt_fdtoh(int fd)
125{
126 if (fd < 0 || fd >= MSVCRT_fdend ||
127 MSVCRT_handles[fd] == INVALID_HANDLE_VALUE)
128 {
129 WARN(":fd (%d) - no handle!\n",fd);
130 *MSVCRT_doserrno() = 0;
131 *MSVCRT__errno() = MSVCRT_EBADF;
132 return INVALID_HANDLE_VALUE;
133 }
134 return MSVCRT_handles[fd];
135}
136
137/* INTERNAL: free a file entry fd */
138static void msvcrt_free_fd(int fd)
139{
140 MSVCRT_handles[fd] = INVALID_HANDLE_VALUE;
141 MSVCRT_files[fd] = 0;
142 MSVCRT_flags[fd] = 0;
143 TRACE(":fd (%d) freed\n",fd);
144 if (fd < 3)
145 return; /* dont use 0,1,2 for user files */
146 if (fd == MSVCRT_fdend - 1)
147 MSVCRT_fdend--;
148 if (fd < MSVCRT_fdstart)
149 MSVCRT_fdstart = fd;
150}
151
152/* INTERNAL: Allocate an fd slot from a Win32 HANDLE */
153static int msvcrt_alloc_fd(HANDLE hand, int flag)
154{
155 int fd = MSVCRT_fdstart;
156
157 TRACE(":handle (%p) allocating fd (%d)\n",hand,fd);
158 if (fd >= MSVCRT_MAX_FILES)
159 {
160 WARN(":files exhausted!\n");
161 return -1;
162 }
163 MSVCRT_handles[fd] = hand;
164 MSVCRT_flags[fd] = flag;
165
166 /* locate next free slot */
167 if (fd == MSVCRT_fdend)
168 MSVCRT_fdstart = ++MSVCRT_fdend;
169 else
170 while(MSVCRT_fdstart < MSVCRT_fdend &&
171 MSVCRT_handles[MSVCRT_fdstart] != INVALID_HANDLE_VALUE)
172 MSVCRT_fdstart++;
173
174 return fd;
175}
176
177/* INTERNAL: Allocate a FILE* for an fd slot
178 * This is done lazily to avoid memory wastage for low level open/write
179 * usage when a FILE* is not requested (but may be later).
180 */
181static MSVCRT_FILE* msvcrt_alloc_fp(int fd)
182{
183 TRACE("MSVCRT: fd (%d) allocating FILE*\n",fd);
184 if (fd < 0 || fd >= MSVCRT_fdend ||
185 MSVCRT_handles[fd] == INVALID_HANDLE_VALUE)
186 {
187 WARN(":invalid fd %d\n",fd);
188 *MSVCRT_doserrno() = 0;
189 *MSVCRT__errno() = MSVCRT_EBADF;
190 return NULL;
191 }
192 if (!MSVCRT_files[fd])
193 {
194 if ((MSVCRT_files[fd] = MSVCRT_calloc(sizeof(MSVCRT_FILE),1)))
195 {
196 MSVCRT_files[fd]->_file = fd;
197 MSVCRT_files[fd]->_flag = MSVCRT_flags[fd];
198 MSVCRT_files[fd]->_flag &= ~MSVCRT__IOAPPEND; /* mask out, see above */
199 }
200 }
201 TRACE(":got FILE* (%p)\n",MSVCRT_files[fd]);
202 return MSVCRT_files[fd];
203}
204
205
206/* INTERNAL: Set up stdin, stderr and stdout */
207void msvcrt_init_io(void)
208{
209 int i;
210 memset(MSVCRT__iob,0,3*sizeof(MSVCRT_FILE));
211 MSVCRT_handles[0] = GetStdHandle(STD_INPUT_HANDLE);
212 MSVCRT_flags[0] = MSVCRT__iob[0]._flag = MSVCRT__IOREAD;
213 MSVCRT_handles[1] = GetStdHandle(STD_OUTPUT_HANDLE);
214 MSVCRT_flags[1] = MSVCRT__iob[1]._flag = MSVCRT__IOWRT;
215 MSVCRT_handles[2] = GetStdHandle(STD_ERROR_HANDLE);
216 MSVCRT_flags[2] = MSVCRT__iob[2]._flag = MSVCRT__IOWRT;
217
218 TRACE(":handles (%p)(%p)(%p)\n",MSVCRT_handles[0],
219 MSVCRT_handles[1],MSVCRT_handles[2]);
220
221 for (i = 0; i < 3; i++)
222 {
223 /* FILE structs for stdin/out/err are static and never deleted */
224 MSVCRT_files[i] = &MSVCRT__iob[i];
225 MSVCRT__iob[i]._file = i;
226 MSVCRT_tempfiles[i] = NULL;
227 }
228}
229
230/* free everything on process exit */
231void msvcrt_free_io(void)
232{
233 MSVCRT__fcloseall();
234 MSVCRT__close(0);
235 MSVCRT__close(1);
236 MSVCRT__close(2);
237}
238
239/* INTERNAL: Flush stdio file buffer */
240static int msvcrt_flush_buffer(MSVCRT_FILE* file)
241{
242 if(file->_bufsiz) {
243 int cnt=file->_ptr-file->_base;
244 if(cnt>0 && MSVCRT__write(file->_file, file->_base, cnt) != cnt) {
245 return MSVCRT_EOF;
246 }
247 file->_ptr=file->_base;
248 file->_cnt=file->_bufsiz;
249 }
250 return 0;
251}
252
253/* INTERNAL: Allocate stdio file buffer */
254static void msvcrt_alloc_buffer(MSVCRT_FILE* file)
255{
256 file->_base = MSVCRT_calloc(MSVCRT_BUFSIZ,1);
257 if(file->_base) {
258 file->_bufsiz = MSVCRT_BUFSIZ;
259 file->_flag |= MSVCRT__IOMYBUF;
260 } else {
261 file->_base = (unsigned char *)(&file->_charbuf);
262 /* put here 2 ??? */
263 file->_bufsiz = sizeof(file->_charbuf);
264 }
265 file->_ptr = file->_base;
266 file->_cnt = 0;
267}
268
269/*********************************************************************
270 * __p__iob(MSVCRT.@)
271 */
272MSVCRT_FILE *__p__iob(void)
273{
274 dprintf(("MSVCRT: __p__iob request"));
275 return &MSVCRT__iob[0];
276}
277
278/*********************************************************************
279 * _access (MSVCRT.@)
280 */
281int MSVCRT__access(const char *filename, int mode)
282{
283 DWORD attr = GetFileAttributesA(filename);
284
285 TRACE("MSVCRT _access (%s,%d) %ld\n",filename,mode,attr);
286
287 if (!filename || attr == 0xffffffff)
288 {
289 MSVCRT__set_errno(GetLastError());
290 return -1;
291 }
292 if ((attr & FILE_ATTRIBUTE_READONLY) && (mode & MSVCRT_W_OK))
293 {
294 MSVCRT__set_errno(ERROR_ACCESS_DENIED);
295 return -1;
296 }
297 return 0;
298}
299
300/*********************************************************************
301 * _waccess (MSVCRT.@)
302 */
303int _waccess(const MSVCRT_wchar_t *filename, int mode)
304{
305 DWORD attr = GetFileAttributesW(filename);
306
307 TRACE("MSVCRT: _waccess (%s,%d) %ld\n",debugstr_w(filename),mode,attr);
308
309 if (!filename || attr == 0xffffffff)
310 {
311 MSVCRT__set_errno(GetLastError());
312 return -1;
313 }
314 if ((attr & FILE_ATTRIBUTE_READONLY) && (mode & MSVCRT_W_OK))
315 {
316 MSVCRT__set_errno(ERROR_ACCESS_DENIED);
317 return -1;
318 }
319 return 0;
320}
321
322/*********************************************************************
323 * _chmod (MSVCRT.@)
324 */
325int MSVCRT__chmod(const char *path, int flags)
326{
327 DWORD oldFlags = GetFileAttributesA(path);
328
329 dprintf(("MSVCRT: _chmod %s",path));
330
331 if (oldFlags != 0x0FFFFFFFF)
332 {
333 DWORD newFlags = (flags & _S_IWRITE)? oldFlags & ~FILE_ATTRIBUTE_READONLY:
334 oldFlags | FILE_ATTRIBUTE_READONLY;
335
336 if (newFlags == oldFlags || SetFileAttributesA(path, newFlags))
337 return 0;
338 }
339 MSVCRT__set_errno(GetLastError());
340 return -1;
341}
342
343/*********************************************************************
344 * _wchmod (MSVCRT.@)
345 */
346int _wchmod(const MSVCRT_wchar_t *path, int flags)
347{
348 DWORD oldFlags = GetFileAttributesW(path);
349
350 dprintf(("MSVCRT: _wchmod %s",debugstr_w(path)));
351
352 if (oldFlags != 0x0FFFFFFFF)
353 {
354 DWORD newFlags = (flags & _S_IWRITE)? oldFlags & ~FILE_ATTRIBUTE_READONLY:
355 oldFlags | FILE_ATTRIBUTE_READONLY;
356
357 if (newFlags == oldFlags || SetFileAttributesW(path, newFlags))
358 return 0;
359 }
360 MSVCRT__set_errno(GetLastError());
361 return -1;
362}
363
364/*********************************************************************
365 * _unlink (MSVCRT.@)
366 */
367int MSVCRT__unlink(const char *path)
368{
369 TRACE("MSVCRT: _unlink (%s)\n",path);
370 if(DeleteFileA(path))
371 return 0;
372 TRACE("failed (%ld)\n",GetLastError());
373 MSVCRT__set_errno(GetLastError());
374 return -1;
375}
376
377/*********************************************************************
378 * _wunlink (MSVCRT.@)
379 */
380int _wunlink(const MSVCRT_wchar_t *path)
381{
382 TRACE("(%s)\n",debugstr_w(path));
383 if(DeleteFileW(path))
384 return 0;
385 TRACE("failed (%ld)\n",GetLastError());
386 MSVCRT__set_errno(GetLastError());
387 return -1;
388}
389
390/*********************************************************************
391 * _close (MSVCRT.@)
392 */
393int MSVCRT__close(int fd)
394{
395 HANDLE hand = msvcrt_fdtoh(fd);
396
397 TRACE("MSVCRT: _close fd (%d) handle (%p)\n",fd,hand);
398 if (hand == INVALID_HANDLE_VALUE)
399 return -1;
400 /* flush stdio buffers */
401 if(MSVCRT_files[fd]) {
402 if(MSVCRT_files[fd]->_flag & MSVCRT__IOWRT)
403 MSVCRT_fflush(MSVCRT_files[fd]);
404
405 if(MSVCRT_files[fd]->_flag & MSVCRT__IOMYBUF)
406 MSVCRT_free(MSVCRT_files[fd]->_base);
407 }
408
409 /* Dont free std FILE*'s, they are not dynamic */
410 if (fd > 2 && MSVCRT_files[fd])
411 MSVCRT_free(MSVCRT_files[fd]);
412
413 msvcrt_free_fd(fd);
414
415 if (!CloseHandle(hand))
416 {
417 WARN(":failed-last error (%ld)\n",GetLastError());
418 MSVCRT__set_errno(GetLastError());
419 return -1;
420 }
421 if (MSVCRT_tempfiles[fd])
422 {
423 TRACE("deleting temporary file '%s'\n",MSVCRT_tempfiles[fd]);
424 MSVCRT__unlink(MSVCRT_tempfiles[fd]);
425 MSVCRT_free(MSVCRT_tempfiles[fd]);
426 MSVCRT_tempfiles[fd] = NULL;
427 }
428
429 TRACE("MSVCRT: _close ok\n");
430 return 0;
431}
432
433/*********************************************************************
434 * _commit (MSVCRT.@)
435 */
436int _commit(int fd)
437{
438 HANDLE hand = msvcrt_fdtoh(fd);
439
440 TRACE("MSVCRT: _commit fd (%d) handle (%p)\n",fd,hand);
441 if (hand == INVALID_HANDLE_VALUE)
442 return -1;
443
444 if (!FlushFileBuffers(hand))
445 {
446 if (GetLastError() == ERROR_INVALID_HANDLE)
447 {
448 /* FlushFileBuffers fails for console handles
449 * so we ignore this error.
450 */
451 return 0;
452 }
453 TRACE(":failed-last error (%ld)\n",GetLastError());
454 MSVCRT__set_errno(GetLastError());
455 return -1;
456 }
457 TRACE(":ok\n");
458 return 0;
459}
460
461/*********************************************************************
462 * _eof (MSVCRT.@)
463 */
464int _eof(int fd)
465{
466 DWORD curpos,endpos;
467 HANDLE hand = msvcrt_fdtoh(fd);
468
469 TRACE("MSVCRT: _eof fd (%d) handle (%p)\n",fd,hand);
470
471 if (hand == INVALID_HANDLE_VALUE)
472 return -1;
473
474 /* If we have a FILE* for this file, the EOF flag
475 * will be set by the read()/write() functions.
476 */
477 if (MSVCRT_files[fd])
478 return MSVCRT_flags[fd] & MSVCRT__IOEOF;
479
480 /* Otherwise we do it the hard way */
481 curpos = SetFilePointer(hand, 0, NULL, SEEK_CUR);
482 endpos = SetFilePointer(hand, 0, NULL, FILE_END);
483
484 if (curpos == endpos)
485 return TRUE;
486
487 SetFilePointer(hand, curpos, 0, FILE_BEGIN);
488 return FALSE;
489}
490
491/*********************************************************************
492 * _fcloseall (MSVCRT.@)
493 */
494int MSVCRT__fcloseall(void)
495{
496 int num_closed = 0, i;
497
498 dprintf(("MSVCRT: _fcloseall"));
499
500 for (i = 3; i < MSVCRT_fdend; i++)
501 if (MSVCRT_handles[i] != INVALID_HANDLE_VALUE)
502 {
503 MSVCRT__close(i);
504 num_closed++;
505 }
506
507 TRACE(":closed (%d) handles\n",num_closed);
508 return num_closed;
509}
510
511/*********************************************************************
512 * _lseek (MSVCRT.@)
513 */
514__int64 _lseeki64(int fd, __int64 offset, int whence)
515{
516 DWORD ret, hoffset = (DWORD) (offset >> 32);
517 HANDLE hand = msvcrt_fdtoh(fd);
518
519 TRACE("MSVCRT: _lseeki64 fd (%d) handle (%p)\n",fd,hand);
520 if (hand == INVALID_HANDLE_VALUE)
521 return -1;
522
523 if (whence < 0 || whence > 2)
524 {
525 *MSVCRT__errno() = MSVCRT_EINVAL;
526 return -1;
527 }
528
529 TRACE("MSVCRT: _lseek fd (%d) to 0x%08lx%08lx pos %s\n",
530 fd,hoffset,(long)offset,
531 (whence==SEEK_SET)?"SEEK_SET":
532 (whence==SEEK_CUR)?"SEEK_CUR":
533 (whence==SEEK_END)?"SEEK_END":"UNKNOWN");
534
535 if (((ret = SetFilePointer(hand, (long)offset, &hoffset,
536 whence)) != INVALID_SET_FILE_POINTER) || !GetLastError())
537 {
538 if (MSVCRT_files[fd])
539 MSVCRT_files[fd]->_flag &= ~MSVCRT__IOEOF;
540 /* FIXME: What if we seek _to_ EOF - is EOF set? */
541
542 return ((__int64)hoffset << 32) | ret;
543 }
544 TRACE(":error-last error (%ld)\n",GetLastError());
545 if (MSVCRT_files[fd])
546 switch(GetLastError())
547 {
548 case ERROR_NEGATIVE_SEEK:
549 case ERROR_SEEK_ON_DEVICE:
550 MSVCRT__set_errno(GetLastError());
551 MSVCRT_files[fd]->_flag |= MSVCRT__IOERR;
552 break;
553 default:
554 break;
555 }
556 return -1;
557}
558
559/*********************************************************************
560 * _lseek (MSVCRT.@)
561 */
562LONG MSVCRT__lseek(int fd, LONG offset, int whence)
563{
564 return _lseeki64(fd, offset, whence);
565}
566
567/*********************************************************************
568 * _locking (MSVCRT.@)
569 *
570 * This is untested; the underlying LockFile doesn't work yet.
571 */
572int _locking(int fd, int mode, LONG nbytes)
573{
574 BOOL ret;
575 DWORD cur_locn;
576 HANDLE hand = msvcrt_fdtoh(fd);
577
578 TRACE("MSVCRT: _locking fd (%d) handle (%p)\n",fd,hand);
579 if (hand == INVALID_HANDLE_VALUE)
580 return -1;
581
582 if (mode < 0 || mode > 4)
583 {
584 *MSVCRT__errno() = MSVCRT_EINVAL;
585 return -1;
586 }
587
588 TRACE(":fd (%d) by 0x%08lx mode %s\n",
589 fd,nbytes,(mode==_LK_UNLCK)?"_LK_UNLCK":
590 (mode==_LK_LOCK)?"_LK_LOCK":
591 (mode==_LK_NBLCK)?"_LK_NBLCK":
592 (mode==_LK_RLCK)?"_LK_RLCK":
593 (mode==_LK_NBRLCK)?"_LK_NBRLCK":
594 "UNKNOWN");
595
596 if ((cur_locn = SetFilePointer(hand, 0L, NULL, SEEK_CUR)) == 0xffffffff)
597 {
598 FIXME ("Seek failed\n");
599 *MSVCRT__errno() = MSVCRT_EINVAL; /* FIXME */
600 return -1;
601 }
602 if (mode == _LK_LOCK || mode == _LK_RLCK)
603 {
604 int nretry = 10;
605 ret = 1; /* just to satisfy gcc */
606 while (nretry--)
607 {
608 ret = LockFile(hand, cur_locn, 0L, nbytes, 0L);
609 if (ret) break;
610 Sleep (1);
611 }
612 }
613 else if (mode == _LK_UNLCK)
614 ret = UnlockFile(hand, cur_locn, 0L, nbytes, 0L);
615 else
616 ret = LockFile(hand, cur_locn, 0L, nbytes, 0L);
617 /* FIXME - what about error settings? */
618 return ret ? 0 : -1;
619}
620
621/*********************************************************************
622 * rewind (MSVCRT.@)
623 */
624void MSVCRT_rewind(MSVCRT_FILE* file)
625{
626 TRACE("MSVCRT: rewind file (%p) fd (%d)\n",file,file->_file);
627 MSVCRT_fseek(file, 0L, SEEK_SET);
628 MSVCRT_clearerr(file);
629}
630
631/*********************************************************************
632 * _fdopen (MSVCRT.@)
633 */
634MSVCRT_FILE* MSVCRT__fdopen(int fd, const char *mode)
635{
636 MSVCRT_FILE* file = msvcrt_alloc_fp(fd);
637
638 TRACE("MSVCRT: _fdopen fd (%d) mode (%s) FILE* (%p)\n",fd,mode,file);
639
640 return file;
641}
642
643/*********************************************************************
644 * _wfdopen (MSVCRT.@)
645 */
646MSVCRT_FILE* _wfdopen(int fd, const MSVCRT_wchar_t *mode)
647{
648 MSVCRT_FILE* file = msvcrt_alloc_fp(fd);
649
650 TRACE("MSVCRT: _wfdopen fd (%d) mode (%s) FILE* (%p)\n",fd,debugstr_w(mode),file);
651 if (file)
652 MSVCRT_rewind(file);
653
654 return file;
655}
656
657/*********************************************************************
658 * _filelength (MSVCRT.@)
659 */
660LONG MSVCRT__filelength(int fd)
661{
662 LONG curPos = MSVCRT__lseek(fd, 0, SEEK_CUR);
663
664 dprintf(("MSVCRT: _filelength"));
665
666 if (curPos != -1)
667 {
668 LONG endPos = MSVCRT__lseek(fd, 0, SEEK_END);
669 if (endPos != -1)
670 {
671 if (endPos != curPos)
672 MSVCRT__lseek(fd, curPos, SEEK_SET);
673 return endPos;
674 }
675 }
676 return -1;
677}
678
679/*********************************************************************
680 * _fileno (MSVCRT.@)
681 */
682int MSVCRT__fileno(MSVCRT_FILE* file)
683{
684 TRACE("MSVCRT: _fileno FILE* (%p) fd (%d)\n",file,file->_file);
685 return file->_file;
686}
687
688/*********************************************************************
689 * _flushall (MSVCRT.@)
690 */
691int MSVCRT__flushall(void)
692{
693 int num_flushed = 0, i = 3;
694
695 dprintf(("MSVCRT: _flushall"));
696
697 while(i < MSVCRT_fdend)
698 if (MSVCRT_handles[i] != INVALID_HANDLE_VALUE)
699 {
700#if 0
701 /* FIXME: flush, do not commit */
702 if (_commit(i) == -1)
703 if (MSVCRT_files[i])
704 MSVCRT_files[i]->_flag |= MSVCRT__IOERR;
705#endif
706 if(MSVCRT_files[i] && MSVCRT_files[i]->_flag & MSVCRT__IOWRT) {
707 MSVCRT_fflush(MSVCRT_files[i]);
708 num_flushed++;
709 }
710 }
711
712 TRACE(":flushed (%d) handles\n",num_flushed);
713 return num_flushed;
714}
715
716/*********************************************************************
717 * _fstati64 (MSVCRT.@)
718 */
719int _fstati64(int fd, struct _stati64* buf)
720{
721 DWORD dw;
722 BY_HANDLE_FILE_INFORMATION hfi;
723 HANDLE hand = msvcrt_fdtoh(fd);
724
725 TRACE("MSVCRT: _fstati64 fd (%d) stat (%p)\n",fd,buf);
726 if (hand == INVALID_HANDLE_VALUE)
727 return -1;
728
729 if (!buf)
730 {
731 WARN(":failed-NULL buf\n");
732 MSVCRT__set_errno(ERROR_INVALID_PARAMETER);
733 return -1;
734 }
735
736 memset(&hfi, 0, sizeof(hfi));
737 memset(buf, 0, sizeof(struct _stati64));
738 if (!GetFileInformationByHandle(hand, &hfi))
739 {
740 WARN("MSVCRT: _fstati64 failed-last error (%ld)\n",GetLastError());
741 MSVCRT__set_errno(ERROR_INVALID_PARAMETER);
742 return -1;
743 }
744 FIXME(":dwFileAttributes = %ld, mode set to 0\n",hfi.dwFileAttributes);
745 buf->st_nlink = hfi.nNumberOfLinks;
746 buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow;
747 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw);
748 buf->st_atime = dw;
749 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw);
750 buf->st_mtime = buf->st_ctime = dw;
751 return 0;
752}
753
754
755/*********************************************************************
756 * _fstat (MSVCRT.@)
757 */
758int MSVCRT__fstat(int fd, struct _stat* buf)
759{ int ret;
760 struct _stati64 bufi64;
761
762 ret = _fstati64(fd, &bufi64);
763 if (!ret)
764 msvcrt_cp_from_stati64(&bufi64, buf);
765 return ret;
766}
767
768/*********************************************************************
769 * _futime (MSVCRT.@)
770 */
771int _futime(int fd, struct _utimbuf *t)
772{
773 HANDLE hand = msvcrt_fdtoh(fd);
774 FILETIME at, wt;
775
776 if (!t)
777 {
778 MSVCRT_time_t currTime;
779 MSVCRT_time(&currTime);
780 RtlSecondsSince1970ToTime(currTime, (LARGE_INTEGER *)&at);
781 memcpy(&wt, &at, sizeof(wt));
782 }
783 else
784 {
785 RtlSecondsSince1970ToTime(t->actime, (LARGE_INTEGER *)&at);
786 if (t->actime == t->modtime)
787 memcpy(&wt, &at, sizeof(wt));
788 else
789 RtlSecondsSince1970ToTime(t->modtime, (LARGE_INTEGER *)&wt);
790 }
791
792 if (!SetFileTime(hand, NULL, &at, &wt))
793 {
794 MSVCRT__set_errno(GetLastError());
795 return -1 ;
796 }
797 return 0;
798}
799
800/*********************************************************************
801 * _get_osfhandle (MSVCRT.@)
802 */
803long _get_osfhandle(int fd)
804{
805 HANDLE hand = msvcrt_fdtoh(fd);
806 HANDLE newhand = hand;
807 TRACE(":fd (%d) handle (%p)\n",fd,hand);
808
809 if (hand != INVALID_HANDLE_VALUE)
810 {
811 /* FIXME: I'm not convinced that I should be copying the
812 * handle here - it may be leaked if the app doesn't
813 * close it (and the API docs dont say that it should)
814 * Not duplicating it means that it can't be inherited
815 * and so lcc's wedit doesn't cope when it passes it to
816 * child processes. I've an idea that it should either
817 * be copied by CreateProcess, or marked as inheritable
818 * when initialised, or maybe both? JG 21-9-00.
819 */
820 DuplicateHandle(GetCurrentProcess(),hand,GetCurrentProcess(),
821 &newhand,0,TRUE,DUPLICATE_SAME_ACCESS);
822 }
823 return (long)newhand;
824}
825
826/*********************************************************************
827 * _isatty (MSVCRT.@)
828 */
829int MSVCRT__isatty(int fd)
830{
831 HANDLE hand = msvcrt_fdtoh(fd);
832
833 TRACE(":fd (%d) handle (%p)\n",fd,hand);
834 if (hand == INVALID_HANDLE_VALUE)
835 return 0;
836
837 return GetFileType(hand) == FILE_TYPE_CHAR? 1 : 0;
838}
839
840/*********************************************************************
841 * _mktemp (MSVCRT.@)
842 */
843char *_mktemp(char *pattern)
844{
845 int numX = 0;
846 char *retVal = pattern;
847 int id;
848 char letter = 'a';
849
850 while(*pattern)
851 numX = (*pattern++ == 'X')? numX + 1 : 0;
852 if (numX < 5)
853 return NULL;
854 pattern--;
855 id = GetCurrentProcessId();
856 numX = 6;
857 while(numX--)
858 {
859 int tempNum = id / 10;
860 *pattern-- = id - (tempNum * 10) + '0';
861 id = tempNum;
862 }
863 pattern++;
864 do
865 {
866 if (GetFileAttributesA(retVal) == 0xFFFFFFFF &&
867 GetLastError() == ERROR_FILE_NOT_FOUND)
868 return retVal;
869 *pattern = letter++;
870 } while(letter != '|');
871 return NULL;
872}
873
874/*********************************************************************
875 * _wmktemp (MSVCRT.@)
876 */
877MSVCRT_wchar_t *_wmktemp(MSVCRT_wchar_t *pattern)
878{
879 int numX = 0;
880 MSVCRT_wchar_t *retVal = pattern;
881 int id;
882 MSVCRT_wchar_t letter = 'a';
883
884 while(*pattern)
885 numX = (*pattern++ == 'X')? numX + 1 : 0;
886 if (numX < 5)
887 return NULL;
888 pattern--;
889 id = GetCurrentProcessId();
890 numX = 6;
891 while(numX--)
892 {
893 int tempNum = id / 10;
894 *pattern-- = id - (tempNum * 10) + '0';
895 id = tempNum;
896 }
897 pattern++;
898 do
899 {
900 if (GetFileAttributesW(retVal) == 0xFFFFFFFF &&
901 GetLastError() == ERROR_FILE_NOT_FOUND)
902 return retVal;
903 *pattern = letter++;
904 } while(letter != '|');
905 return NULL;
906}
907
908/*********************************************************************
909 * _sopen (MSVCRT.@)
910 */
911int MSVCRT__sopen( const char *path, int oflags, int shflags, ... )
912{
913 va_list ap;
914 int pmode;
915 DWORD access = 0, creation = 0;
916 DWORD sharing;
917 int ioflag = 0, fd;
918 HANDLE hand;
919 SECURITY_ATTRIBUTES sa;
920
921
922 TRACE(":file (%s) oflags: 0x%04x shflags: 0x%04x\n",
923 path, oflags, shflags);
924
925 switch(oflags & (_O_RDONLY | _O_WRONLY | _O_RDWR))
926 {
927 case _O_RDONLY:
928 access |= GENERIC_READ;
929 ioflag |= MSVCRT__IOREAD;
930 break;
931 case _O_WRONLY:
932 access |= GENERIC_WRITE;
933 ioflag |= MSVCRT__IOWRT;
934 break;
935 case _O_RDWR:
936 access |= GENERIC_WRITE | GENERIC_READ;
937 ioflag |= MSVCRT__IORW;
938 break;
939 }
940
941 if (oflags & _O_CREAT)
942 {
943 va_start(ap, shflags);
944 pmode = va_arg(ap, int);
945 va_end(ap);
946
947 FIXME(": pmode 0x%04x ignored\n", pmode);
948
949 if (oflags & _O_EXCL)
950 creation = CREATE_NEW;
951 else if (oflags & _O_TRUNC)
952 creation = CREATE_ALWAYS;
953 else
954 creation = OPEN_ALWAYS;
955 }
956 else /* no _O_CREAT */
957 {
958 if (oflags & _O_TRUNC)
959 creation = TRUNCATE_EXISTING;
960 else
961 creation = OPEN_EXISTING;
962 }
963 if (oflags & _O_APPEND)
964 ioflag |= MSVCRT__IOAPPEND;
965
966
967 if (oflags & _O_BINARY)
968 ioflag |= _O_BINARY;
969 else if (oflags & _O_TEXT)
970 ioflag |= _O_TEXT;
971 else if (*__p__fmode() & _O_BINARY)
972 ioflag |= _O_BINARY;
973 else
974 ioflag |= _O_TEXT; /* default to TEXT*/
975
976 switch( shflags )
977 {
978 case _SH_DENYRW:
979 sharing = 0L;
980 break;
981 case _SH_DENYWR:
982 sharing = FILE_SHARE_READ;
983 break;
984 case _SH_DENYRD:
985 sharing = FILE_SHARE_WRITE;
986 break;
987 case _SH_DENYNO:
988 sharing = FILE_SHARE_READ | FILE_SHARE_WRITE;
989 break;
990 default:
991 ERR( "Unhandled shflags 0x%x\n", shflags );
992 return -1;
993 }
994
995 if (oflags & ~(_O_BINARY|_O_TEXT|_O_APPEND|_O_TRUNC|_O_EXCL
996 |_O_CREAT|_O_RDWR|_O_TEMPORARY|_O_NOINHERIT))
997 TRACE(":unsupported oflags 0x%04x\n",oflags);
998
999 sa.nLength = sizeof( SECURITY_ATTRIBUTES );
1000 sa.lpSecurityDescriptor = NULL;
1001 sa.bInheritHandle = (oflags & _O_NOINHERIT) ? FALSE : TRUE;
1002
1003 hand = CreateFileA(path, access, sharing,
1004 &sa, creation, FILE_ATTRIBUTE_NORMAL, 0);
1005
1006 if (hand == INVALID_HANDLE_VALUE) {
1007 WARN(":failed-last error (%ld)\n",GetLastError());
1008 MSVCRT__set_errno(GetLastError());
1009 return -1;
1010 }
1011
1012 fd = msvcrt_alloc_fd(hand, ioflag);
1013
1014 TRACE(":fd (%d) handle (%p)\n",fd, hand);
1015
1016 if (fd > 0)
1017 {
1018 if (oflags & _O_TEMPORARY)
1019 MSVCRT_tempfiles[fd] = MSVCRT__strdup(path);
1020 if (ioflag & MSVCRT__IOAPPEND)
1021 MSVCRT__lseek(fd, 0, FILE_END);
1022 }
1023
1024 return fd;
1025}
1026
1027/*********************************************************************
1028 * _wsopen (MSVCRT.@)
1029 */
1030int MSVCRT__wsopen( const MSVCRT_wchar_t* path, int oflags, int shflags, ... )
1031{
1032 const unsigned int len = strlenW(path);
1033 char *patha = MSVCRT_calloc(len + 1,1);
1034 va_list ap;
1035 int pmode;
1036
1037 va_start(ap, shflags);
1038 pmode = va_arg(ap, int);
1039 va_end(ap);
1040
1041 if (patha && WideCharToMultiByte(CP_ACP,0,path,len,patha,len,NULL,NULL))
1042 {
1043 int retval = MSVCRT__sopen(patha,oflags,shflags,pmode);
1044 MSVCRT_free(patha);
1045 return retval;
1046 }
1047
1048 MSVCRT__set_errno(GetLastError());
1049 return -1;
1050}
1051
1052/*********************************************************************
1053 * _open (MSVCRT.@)
1054 */
1055int MSVCRT__open( const char *path, int flags, ... )
1056{
1057 va_list ap;
1058
1059 if (flags & _O_CREAT)
1060 {
1061 int pmode;
1062 va_start(ap, flags);
1063 pmode = va_arg(ap, int);
1064 va_end(ap);
1065 return MSVCRT__sopen( path, flags, _SH_DENYNO, pmode );
1066 }
1067 else
1068 return MSVCRT__sopen( path, flags, _SH_DENYNO);
1069}
1070
1071/*********************************************************************
1072 * _wopen (MSVCRT.@)
1073 */
1074int _wopen(const MSVCRT_wchar_t *path,int flags,...)
1075{
1076 const unsigned int len = strlenW(path);
1077 char *patha = MSVCRT_calloc(len + 1,1);
1078 va_list ap;
1079 int pmode;
1080
1081 va_start(ap, flags);
1082 pmode = va_arg(ap, int);
1083 va_end(ap);
1084
1085 if (patha && WideCharToMultiByte(CP_ACP,0,path,len,patha,len,NULL,NULL))
1086 {
1087 int retval = MSVCRT__open(patha,flags,pmode);
1088 MSVCRT_free(patha);
1089 return retval;
1090 }
1091
1092 MSVCRT__set_errno(GetLastError());
1093 return -1;
1094}
1095
1096/*********************************************************************
1097 * _creat (MSVCRT.@)
1098 */
1099int MSVCRT__creat(const char *path, int flags)
1100{
1101 int usedFlags = (flags & _O_TEXT)| _O_CREAT| _O_WRONLY| _O_TRUNC;
1102 return MSVCRT__open(path, usedFlags);
1103}
1104
1105/*********************************************************************
1106 * _wcreat (MSVCRT.@)
1107 */
1108int _wcreat(const MSVCRT_wchar_t *path, int flags)
1109{
1110 int usedFlags = (flags & _O_TEXT)| _O_CREAT| _O_WRONLY| _O_TRUNC;
1111 return _wopen(path, usedFlags);
1112}
1113
1114/*********************************************************************
1115 * _open_osfhandle (MSVCRT.@)
1116 */
1117int _open_osfhandle(long hand, int flags)
1118{
1119 /* _O_RDONLY (0) always matches, so set the read flag*/
1120 /* FIXME: handle more flags */
1121 int fd= msvcrt_alloc_fd((HANDLE)hand,flags|MSVCRT__IOREAD);
1122 TRACE(":handle (%ld) fd (%d) flags 0x%08x\n",hand,fd, flags |MSVCRT__IOREAD);
1123 return fd;
1124}
1125
1126/*********************************************************************
1127 * _rmtmp (MSVCRT.@)
1128 */
1129int MSVCRT__rmtmp(void)
1130{
1131 int num_removed = 0, i;
1132
1133 for (i = 3; i < MSVCRT_fdend; i++)
1134 if (MSVCRT_tempfiles[i])
1135 {
1136 MSVCRT__close(i);
1137 num_removed++;
1138 }
1139
1140 if (num_removed)
1141 TRACE(":removed (%d) temp files\n",num_removed);
1142 return num_removed;
1143}
1144
1145/*********************************************************************
1146 * _read (MSVCRT.@)
1147 */
1148int MSVCRT__read(int fd, void *buf, unsigned int count)
1149{
1150 DWORD num_read;
1151 HANDLE hand = msvcrt_fdtoh(fd);
1152
1153 /* Dont trace small reads, it gets *very* annoying */
1154 if (count > 4)
1155 TRACE(":fd (%d) handle (%p) buf (%p) len (%d)\n",fd,hand,buf,count);
1156 if (hand == INVALID_HANDLE_VALUE)
1157 return -1;
1158
1159 if (MSVCRT_flags[fd]& _O_BINARY)
1160 {
1161 if (ReadFile(hand, buf, count, &num_read, NULL))
1162 {
1163 if (num_read != count && MSVCRT_files[fd])
1164 {
1165 TRACE(":EOF\n");
1166 MSVCRT_flags[fd] |= MSVCRT__IOEOF;
1167 /*
1168 MSVCRT_files[fd]->_flag |= MSVCRT__IOEOF;
1169 */
1170 }
1171 dprintf(("%s\n",debugstr_an(buf,num_read)));
1172 return num_read;
1173 }
1174 TRACE(":failed-last error (%ld)\n",GetLastError());
1175 if (MSVCRT_files[fd])
1176 MSVCRT_files[fd]->_flag |= MSVCRT__IOERR;
1177 return -1;
1178 }
1179 else
1180 {
1181 char cc, *s=(char*)buf,* buf_start=(char*)buf;
1182 unsigned int i;
1183
1184 for (i = 0 , num_read = 1; i < count && (num_read == 1);)
1185 {
1186 if (ReadFile(hand, &cc, 1, &num_read, NULL))
1187 if (num_read == 1)
1188 if ((cc != '\r') || MSVCRT_flags[fd] & _O_BINARY)
1189 {
1190 *s++ = (char)cc;
1191 i++;
1192 }
1193 }
1194 if (num_read != 1)
1195 {
1196 TRACE(":EOF\n");
1197 if (MSVCRT_files[fd])
1198 MSVCRT_flags[fd] |= MSVCRT__IOEOF;
1199 /*
1200 MSVCRT_files[fd]->_flag |= MSVCRT__IOEOF;
1201 */
1202 }
1203
1204 if (count > 4)
1205 dprintf(("%s\n",debugstr_an(buf_start, s-buf_start)));
1206 return s-buf_start;
1207 }
1208 return 0;
1209}
1210
1211/*********************************************************************
1212 * _getw (MSVCRT.@)
1213 */
1214int MSVCRT__getw(MSVCRT_FILE* file)
1215{
1216 int i;
1217 if (MSVCRT__read(file->_file, &i, sizeof(int)) != 1)
1218 return MSVCRT_EOF;
1219 return i;
1220}
1221
1222/*********************************************************************
1223 * _setmode (MSVCRT.@)
1224 */
1225int MSVCRT__setmode(int fd,int mode)
1226{
1227 int ret = MSVCRT_flags[fd] & (_O_TEXT | _O_BINARY);
1228 if (mode & (~(_O_TEXT|_O_BINARY)))
1229 FIXME("fd (%d) mode (0x%08x) unknown\n",fd,mode);
1230 MSVCRT_flags[fd] &= ~(_O_TEXT|_O_BINARY);
1231 MSVCRT_flags[fd] |= mode & (_O_TEXT | _O_BINARY);
1232 return ret;
1233}
1234
1235/*********************************************************************
1236 * _stati64 (MSVCRT.@)
1237 */
1238int _stati64(const char* path, struct _stati64 * buf)
1239{
1240 DWORD dw;
1241 WIN32_FILE_ATTRIBUTE_DATA hfi;
1242 unsigned short mode = MSVCRT_S_IREAD;
1243 int plen;
1244
1245 TRACE(":file (%s) buf(%p)\n",path,buf);
1246
1247 if (!GetFileAttributesExA(path, GetFileExInfoStandard, &hfi))
1248 {
1249 TRACE("failed (%ld)\n",GetLastError());
1250 MSVCRT__set_errno(ERROR_FILE_NOT_FOUND);
1251 return -1;
1252 }
1253
1254 memset(buf,0,sizeof(struct _stati64));
1255
1256 /* FIXME: rdev isnt drive num,despite what the docs say-what is it?
1257 Bon 011120: This FIXME seems incorrect
1258 Also a letter as first char isn't enough to be classify
1259 as drive letter
1260 */
1261 if (isalpha((int)*path) && (*(path+1)==':'))
1262 buf->st_dev = buf->st_rdev = toupper(*path) - 'A'; /* drive num */
1263 else
1264 buf->st_dev = buf->st_rdev = MSVCRT__getdrive() - 1;
1265
1266 plen = strlen(path);
1267
1268 /* Dir, or regular file? */
1269 if ((hfi.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) ||
1270 (path[plen-1] == '\\'))
1271 mode |= (_S_IFDIR | MSVCRT_S_IEXEC);
1272 else
1273 {
1274 mode |= _S_IFREG;
1275 /* executable? */
1276 if (plen > 6 && path[plen-4] == '.') /* shortest exe: "\x.exe" */
1277 {
1278 unsigned int ext = tolower(path[plen-1]) | (tolower(path[plen-2]) << 8) |
1279 (tolower(path[plen-3]) << 16);
1280 if (ext == EXE || ext == BAT || ext == CMD || ext == COM)
1281 mode |= MSVCRT_S_IEXEC;
1282 }
1283 }
1284
1285 if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY))
1286 mode |= MSVCRT_S_IWRITE;
1287
1288 buf->st_mode = mode;
1289 buf->st_nlink = 1;
1290 buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow;
1291 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw);
1292 buf->st_atime = dw;
1293 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw);
1294 buf->st_mtime = buf->st_ctime = dw;
1295 TRACE("%d %d 0x%08lx%08lx %ld %ld %ld\n", buf->st_mode,buf->st_nlink,
1296 (long)(buf->st_size >> 32),(long)buf->st_size,
1297 buf->st_atime,buf->st_mtime, buf->st_ctime);
1298 return 0;
1299}
1300
1301/*********************************************************************
1302 * _stat (MSVCRT.@)
1303 */
1304int MSVCRT__stat(const char* path, struct _stat * buf)
1305{ int ret;
1306 struct _stati64 bufi64;
1307
1308 ret = _stati64( path, &bufi64);
1309 if (!ret)
1310 msvcrt_cp_from_stati64(&bufi64, buf);
1311 return ret;
1312}
1313
1314/*********************************************************************
1315 * _wstat (MSVCRT.@)
1316 */
1317int _wstat(const MSVCRT_wchar_t* path, struct _stat * buf)
1318{
1319 DWORD dw;
1320 WIN32_FILE_ATTRIBUTE_DATA hfi;
1321 unsigned short mode = MSVCRT_S_IREAD;
1322 int plen;
1323
1324 TRACE(":file (%s) buf(%p)\n",debugstr_w(path),buf);
1325
1326 if (!GetFileAttributesExW(path, GetFileExInfoStandard, &hfi))
1327 {
1328 TRACE("failed (%ld)\n",GetLastError());
1329 MSVCRT__set_errno(ERROR_FILE_NOT_FOUND);
1330 return -1;
1331 }
1332
1333 memset(buf,0,sizeof(struct _stat));
1334
1335 /* FIXME: rdev isn't drive num, despite what the docs says-what is it? */
1336 if (MSVCRT_iswalpha(*path))
1337 buf->st_dev = buf->st_rdev = toupperW(*path - 'A'); /* drive num */
1338 else
1339 buf->st_dev = buf->st_rdev = MSVCRT__getdrive() - 1;
1340
1341 plen = strlenW(path);
1342
1343 /* Dir, or regular file? */
1344 if ((hfi.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) ||
1345 (path[plen-1] == '\\'))
1346 mode |= (_S_IFDIR | MSVCRT_S_IEXEC);
1347 else
1348 {
1349 mode |= _S_IFREG;
1350 /* executable? */
1351 if (plen > 6 && path[plen-4] == '.') /* shortest exe: "\x.exe" */
1352 {
1353 ULONGLONG ext = tolowerW(path[plen-1]) | (tolowerW(path[plen-2]) << 16) |
1354 ((ULONGLONG)tolowerW(path[plen-3]) << 32);
1355 if (ext == WCEXE || ext == WCBAT || ext == WCCMD || ext == WCCOM)
1356 mode |= MSVCRT_S_IEXEC;
1357 }
1358 }
1359
1360 if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY))
1361 mode |= MSVCRT_S_IWRITE;
1362
1363 buf->st_mode = mode;
1364 buf->st_nlink = 1;
1365 buf->st_size = hfi.nFileSizeLow;
1366 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw);
1367 buf->st_atime = dw;
1368 RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw);
1369 buf->st_mtime = buf->st_ctime = dw;
1370 TRACE("\n%d %d %d %ld %ld %ld\n", buf->st_mode,buf->st_nlink,buf->st_size,
1371 buf->st_atime,buf->st_mtime, buf->st_ctime);
1372 return 0;
1373}
1374
1375/*********************************************************************
1376 * _tell (MSVCRT.@)
1377 */
1378LONG MSVCRT__tell(int fd)
1379{
1380 return MSVCRT__lseek(fd, 0, SEEK_CUR);
1381}
1382
1383/*********************************************************************
1384 * _tempnam (MSVCRT.@)
1385 */
1386char *MSVCRT__tempnam(const char *dir, const char *prefix)
1387{
1388 char tmpbuf[MAX_PATH];
1389
1390 TRACE("dir (%s) prefix (%s)\n",dir,prefix);
1391 if (GetTempFileNameA(dir,prefix,0,tmpbuf))
1392 {
1393 TRACE("got name (%s)\n",tmpbuf);
1394 return MSVCRT__strdup(tmpbuf);
1395 }
1396 TRACE("failed (%ld)\n",GetLastError());
1397 return NULL;
1398}
1399
1400/*********************************************************************
1401 * _wtempnam (MSVCRT.@)
1402 */
1403MSVCRT_wchar_t *_wtempnam(const MSVCRT_wchar_t *dir, const MSVCRT_wchar_t *prefix)
1404{
1405 MSVCRT_wchar_t tmpbuf[MAX_PATH];
1406
1407 TRACE("dir (%s) prefix (%s)\n",debugstr_w(dir),debugstr_w(prefix));
1408 if (GetTempFileNameW(dir,prefix,0,tmpbuf))
1409 {
1410 TRACE("got name (%s)\n",debugstr_w(tmpbuf));
1411 return _wcsdup(tmpbuf);
1412 }
1413 TRACE("failed (%ld)\n",GetLastError());
1414 return NULL;
1415}
1416
1417/*********************************************************************
1418 * _umask (MSVCRT.@)
1419 */
1420int MSVCRT_umask(int umask)
1421{
1422 int old_umask = MSVCRT__umask;
1423 TRACE("MSVCRT: _umask (%d)\n",umask);
1424 MSVCRT__umask = umask;
1425 return old_umask;
1426}
1427
1428/*********************************************************************
1429 * _utime (MSVCRT.@)
1430 */
1431int MSVCRT_utime(const char* path, struct _utimbuf *t)
1432{
1433 int fd = MSVCRT__open(path, _O_WRONLY | _O_BINARY);
1434
1435 if (fd > 0)
1436 {
1437 int retVal = _futime(fd, t);
1438 MSVCRT__close(fd);
1439 return retVal;
1440 }
1441 return -1;
1442}
1443
1444/*********************************************************************
1445 * _wutime (MSVCRT.@)
1446 */
1447int _wutime(const MSVCRT_wchar_t* path, struct _utimbuf *t)
1448{
1449 int fd = _wopen(path, _O_WRONLY | _O_BINARY);
1450
1451 if (fd > 0)
1452 {
1453 int retVal = _futime(fd, t);
1454 MSVCRT__close(fd);
1455 return retVal;
1456 }
1457 return -1;
1458}
1459
1460/*********************************************************************
1461 * _write (MSVCRT.@)
1462 */
1463int MSVCRT__write(int fd, const void* buf, unsigned int count)
1464{
1465 DWORD num_written;
1466 HANDLE hand = msvcrt_fdtoh(fd);
1467
1468 /* Dont trace small writes, it gets *very* annoying */
1469#if 0
1470 if (count > 32)
1471 TRACE(":fd (%d) handle (%d) buf (%p) len (%d)\n",fd,hand,buf,count);
1472#endif
1473 if (hand == INVALID_HANDLE_VALUE)
1474 {
1475 *MSVCRT__errno() = MSVCRT_EBADF;
1476 return -1;
1477 }
1478
1479 /* If appending, go to EOF */
1480 if (MSVCRT_flags[fd] & MSVCRT__IOAPPEND)
1481 MSVCRT__lseek(fd, 0, FILE_END);
1482
1483 if (MSVCRT_flags[fd] & _O_BINARY)
1484 {
1485 if (WriteFile(hand, buf, count, &num_written, NULL)
1486 && (num_written >= count))
1487 return num_written;
1488 TRACE(":failed-last error (%ld)\n",GetLastError());
1489 if (MSVCRT_files[fd])
1490 {
1491 MSVCRT_files[fd]->_flag |= MSVCRT__IOERR;
1492 *MSVCRT__errno() = MSVCRT_ENOSPC;
1493 }
1494 }
1495 else
1496 {
1497 char *s=(char*)buf, *buf_start=(char*)buf, *p;
1498 char crlf[]= {'\r','\n'};
1499 unsigned int i;
1500 DWORD num_to_write;
1501 for (i = 0; i< count && !(MSVCRT_flags[fd] & MSVCRT__IOERR);i++, s++)
1502 {
1503 if (*s == '\n')
1504 {
1505 p = crlf;
1506 num_to_write = 2;
1507 }
1508 else
1509 {
1510 p = s;
1511 num_to_write = 1;
1512 }
1513 if ((WriteFile(hand, p, num_to_write, &num_written, NULL) == 0 ) || (num_written != num_to_write))
1514 {
1515 TRACE(":failed-last error (%ld) num_written %ld\n",GetLastError(),num_written);
1516 if (MSVCRT_files[fd])
1517 {
1518 MSVCRT_files[fd]->_flag |= MSVCRT__IOERR;
1519 *MSVCRT__errno() = MSVCRT_ENOSPC;
1520 return s - buf_start;
1521 }
1522 }
1523 }
1524 return s - buf_start;
1525 }
1526 return -1;
1527}
1528
1529/*********************************************************************
1530 * _putw (MSVCRT.@)
1531 */
1532int MSVCRT__putw(int val, MSVCRT_FILE* file)
1533{
1534 return MSVCRT__write(file->_file, &val, sizeof(val)) == 1? val : MSVCRT_EOF;
1535}
1536
1537/*********************************************************************
1538 * clearerr (MSVCRT.@)
1539 */
1540void MSVCRT_clearerr(MSVCRT_FILE* file)
1541{
1542 TRACE(":file (%p) fd (%d)\n",file,file->_file);
1543 file->_flag &= ~(MSVCRT__IOERR | MSVCRT__IOEOF);
1544}
1545
1546/*********************************************************************
1547 * fclose (MSVCRT.@)
1548 */
1549int MSVCRT_fclose(MSVCRT_FILE* file)
1550{
1551 int r;
1552 r=MSVCRT__close(file->_file);
1553 return ((r==MSVCRT_EOF) || (file->_flag & MSVCRT__IOERR) ? MSVCRT_EOF : 0);
1554}
1555
1556/*********************************************************************
1557 * feof (MSVCRT.@)
1558 */
1559int MSVCRT_feof(MSVCRT_FILE* file)
1560{
1561 return file->_flag & MSVCRT__IOEOF;
1562}
1563
1564/*********************************************************************
1565 * ferror (MSVCRT.@)
1566 */
1567int MSVCRT_ferror(MSVCRT_FILE* file)
1568{
1569 return file->_flag & MSVCRT__IOERR;
1570}
1571
1572/*********************************************************************
1573 * fflush (MSVCRT.@)
1574 */
1575int MSVCRT_fflush(MSVCRT_FILE* file)
1576{
1577 if(!file) {
1578 MSVCRT__flushall();
1579 return 0;
1580 } else {
1581 int res=msvcrt_flush_buffer(file);
1582 return res;
1583 }
1584}
1585
1586/*********************************************************************
1587 * fgetc (MSVCRT.@)
1588 */
1589int MSVCRT_fgetc(MSVCRT_FILE* file)
1590{
1591 if (file->_cnt>0) {
1592 file->_cnt--;
1593 return *(unsigned char *)file->_ptr++;
1594 } else {
1595 return _filbuf(file);
1596 }
1597}
1598
1599/*********************************************************************
1600 * _fgetchar (MSVCRT.@)
1601 */
1602int MSVCRT__fgetchar(void)
1603{
1604 return MSVCRT_fgetc(MSVCRT_stdin);
1605}
1606
1607/*********************************************************************
1608 * _filbuf (MSVCRT.@)
1609 */
1610int _filbuf(MSVCRT_FILE* file)
1611{
1612
1613 /* Allocate buffer if needed */
1614 if(file->_bufsiz == 0 && !(file->_flag & MSVCRT__IONBF) ) {
1615 msvcrt_alloc_buffer(file);
1616 }
1617 if(!(file->_flag & MSVCRT__IOREAD)) {
1618 if(file->_flag & MSVCRT__IORW) {
1619 file->_flag |= MSVCRT__IOREAD;
1620 } else {
1621 return MSVCRT_EOF;
1622 }
1623 }
1624 if(file->_flag & MSVCRT__IONBF) {
1625 unsigned char c;
1626 if (MSVCRT__read(file->_file,&c,1) != 1) {
1627 file->_flag |= MSVCRT__IOEOF;
1628 return MSVCRT_EOF;
1629 }
1630 return c;
1631 } else {
1632 file->_cnt = MSVCRT__read(file->_file, file->_base, file->_bufsiz);
1633 if(file->_cnt<0) file->_cnt = 0;
1634 if(!file->_cnt) {
1635 file->_flag |= MSVCRT__IOEOF;
1636 return MSVCRT_EOF;
1637 }
1638 file->_cnt--;
1639 file->_ptr = file->_base+1;
1640 return *(unsigned char *)file->_base;
1641 }
1642}
1643
1644/*********************************************************************
1645 * fgetpos (MSVCRT.@)
1646 */
1647int MSVCRT_fgetpos(MSVCRT_FILE* file, MSVCRT_fpos_t *pos)
1648{
1649 *pos = MSVCRT_ftell(file);
1650 return (*pos == -1? -1 : 0);
1651}
1652
1653/*********************************************************************
1654 * fgets (MSVCRT.@)
1655 */
1656char *MSVCRT_fgets(char *s, int size, MSVCRT_FILE* file)
1657{
1658 int cc;
1659 char * buf_start = s;
1660
1661 TRACE(":file(%p) fd (%d) str (%p) len (%d)\n",
1662 file,file->_file,s,size);
1663
1664 for(cc = MSVCRT_fgetc(file); cc != MSVCRT_EOF && cc != '\n';
1665 cc = MSVCRT_fgetc(file))
1666 if (cc != '\r')
1667 {
1668 if (--size <= 0) break;
1669 *s++ = (char)cc;
1670 }
1671 if ((cc == MSVCRT_EOF) && (s == buf_start)) /* If nothing read, return 0*/
1672 {
1673 TRACE(":nothing read\n");
1674 return 0;
1675 }
1676 if (cc == '\n')
1677 if (--size > 0)
1678 *s++ = '\n';
1679 *s = '\0';
1680 TRACE(":got '%s'\n", buf_start);
1681 return buf_start;
1682}
1683
1684/*********************************************************************
1685 * fgetwc (MSVCRT.@)
1686 *
1687 * In _O_TEXT mode, bultibyte characters are read from the file, dropping
1688 * the CR from CR/LF combinations
1689 */
1690MSVCRT_wint_t MSVCRT_fgetwc(MSVCRT_FILE* file)
1691{
1692 char c;
1693
1694 if (file->_flag & _O_BINARY)
1695 {
1696 MSVCRT_wchar_t wc;
1697 if (MSVCRT__read(file->_file, &wc, sizeof(wc)) != sizeof(wc))
1698 return MSVCRT_WEOF;
1699 return wc;
1700 }
1701 c = MSVCRT_fgetc(file);
1702 if ((*__p___mb_cur_max() > 1) && MSVCRT_isleadbyte(c))
1703 {
1704 FIXME("Treat Multibyte characters\n");
1705 }
1706 if (c == MSVCRT_EOF)
1707 return MSVCRT_WEOF;
1708 else
1709 return (MSVCRT_wint_t)c;
1710}
1711
1712/*********************************************************************
1713 * getwc (MSVCRT.@)
1714 */
1715MSVCRT_wint_t MSVCRT_getwc(MSVCRT_FILE* file)
1716{
1717 return MSVCRT_fgetwc(file);
1718}
1719
1720/*********************************************************************
1721 * _fgetwchar (MSVCRT.@)
1722 */
1723MSVCRT_wint_t _fgetwchar(void)
1724{
1725 return MSVCRT_fgetwc(MSVCRT_stdin);
1726}
1727
1728/*********************************************************************
1729 * getwchar (MSVCRT.@)
1730 */
1731MSVCRT_wint_t MSVCRT_getwchar(void)
1732{
1733 return _fgetwchar();
1734}
1735
1736/*********************************************************************
1737 * fgetws (MSVCRT.@)
1738 */
1739MSVCRT_wchar_t *MSVCRT_fgetws(MSVCRT_wchar_t *s, int size, MSVCRT_FILE* file)
1740{
1741 int cc;
1742 MSVCRT_wchar_t * buf_start = s;
1743
1744 TRACE(":file(%p) fd (%d) str (%p) len (%d)\n",
1745 file,file->_file,s,size);
1746
1747 for(cc = MSVCRT_fgetwc(file); cc != MSVCRT_WEOF && cc != L'\n';
1748 cc = MSVCRT_fgetwc(file))
1749 if (cc != L'\r')
1750 {
1751 if (--size <= 0) break;
1752 *s++ = cc;
1753 }
1754 if ((cc == MSVCRT_EOF) && (s == buf_start)) /* If nothing read, return 0*/
1755 {
1756 TRACE(":nothing read\n");
1757 return 0;
1758 }
1759 if (cc == L'\n')
1760 if (--size > 0)
1761 *s++ = '\n';
1762 *s = '\0';
1763/* TRACE(":got '%s'\n", buf_start); */
1764 return buf_start;
1765}
1766
1767
1768/*********************************************************************
1769 * fputwc (MSVCRT.@)
1770 */
1771MSVCRT_wint_t MSVCRT_fputwc(MSVCRT_wint_t wc, MSVCRT_FILE* file)
1772{
1773 MSVCRT_wchar_t mwc=wc;
1774 if (MSVCRT_fwrite( &mwc, sizeof(mwc), 1, file) != 1)
1775 return MSVCRT_WEOF;
1776 return wc;
1777}
1778
1779/*********************************************************************
1780 * _fputwchar (MSVCRT.@)
1781 */
1782MSVCRT_wint_t _fputwchar(MSVCRT_wint_t wc)
1783{
1784 return MSVCRT_fputwc(wc, MSVCRT_stdout);
1785}
1786
1787/*********************************************************************
1788 * fopen (MSVCRT.@)
1789 */
1790MSVCRT_FILE* MSVCRT_fopen(const char *path, const char *mode)
1791{
1792 MSVCRT_FILE* file;
1793 int flags = 0, plus = 0, fd;
1794 const char* search = mode;
1795
1796 TRACE("(%s,%s)\n",path,mode);
1797
1798 while (*search)
1799 if (*search++ == '+')
1800 plus = 1;
1801
1802 /* map mode string to open() flags. "man fopen" for possibilities. */
1803 switch(*mode++)
1804 {
1805 case 'R': case 'r':
1806 flags = (plus ? _O_RDWR : _O_RDONLY);
1807 break;
1808 case 'W': case 'w':
1809 flags = _O_CREAT | _O_TRUNC | (plus ? _O_RDWR : _O_WRONLY);
1810 break;
1811 case 'A': case 'a':
1812 flags = _O_CREAT | _O_APPEND | (plus ? _O_RDWR : _O_WRONLY);
1813 break;
1814 default:
1815 return NULL;
1816 }
1817
1818 while (*mode)
1819 switch (*mode++)
1820 {
1821 case 'B': case 'b':
1822 flags |= _O_BINARY;
1823 flags &= ~_O_TEXT;
1824 break;
1825 case 'T': case 't':
1826 flags |= _O_TEXT;
1827 flags &= ~_O_BINARY;
1828 break;
1829 case '+':
1830 break;
1831 default:
1832 FIXME(":unknown flag %c not supported\n",mode[-1]);
1833 }
1834
1835 fd = MSVCRT__open(path, flags);
1836
1837 if (fd < 0)
1838 return NULL;
1839
1840 file = msvcrt_alloc_fp(fd);
1841 TRACE(":got (%p)\n",file);
1842 if (!file)
1843 MSVCRT__close(fd);
1844
1845 return file;
1846}
1847
1848/*********************************************************************
1849 * _wfopen (MSVCRT.@)
1850 */
1851MSVCRT_FILE *_wfopen(const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode)
1852{
1853 const unsigned int plen = strlenW(path), mlen = strlenW(mode);
1854 char *patha = MSVCRT_calloc(plen + 1, 1);
1855 char *modea = MSVCRT_calloc(mlen + 1, 1);
1856
1857 TRACE("(%s,%s)\n",debugstr_w(path),debugstr_w(mode));
1858
1859 if (patha && modea &&
1860 WideCharToMultiByte(CP_ACP,0,path,plen,patha,plen,NULL,NULL) &&
1861 WideCharToMultiByte(CP_ACP,0,mode,mlen,modea,mlen,NULL,NULL))
1862 {
1863 MSVCRT_FILE *retval = MSVCRT_fopen(patha,modea);
1864 MSVCRT_free(patha);
1865 MSVCRT_free(modea);
1866 return retval;
1867 }
1868
1869 MSVCRT__set_errno(GetLastError());
1870 return NULL;
1871}
1872
1873/*********************************************************************
1874 * _fsopen (MSVCRT.@)
1875 */
1876MSVCRT_FILE* MSVCRT__fsopen(const char *path, const char *mode, int share)
1877{
1878 FIXME(":(%s,%s,%d),ignoring share mode!\n",path,mode,share);
1879 return MSVCRT_fopen(path,mode);
1880}
1881
1882/*********************************************************************
1883 * _wfsopen (MSVCRT.@)
1884 */
1885MSVCRT_FILE* _wfsopen(const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode, int share)
1886{
1887 FIXME(":(%s,%s,%d),ignoring share mode!\n",
1888 debugstr_w(path),debugstr_w(mode),share);
1889 return _wfopen(path,mode);
1890}
1891
1892/*********************************************************************
1893 * fputc (MSVCRT.@)
1894 */
1895int MSVCRT_fputc(int c, MSVCRT_FILE* file)
1896{
1897 if(file->_cnt>0) {
1898 *file->_ptr++=c;
1899 file->_cnt--;
1900 return c;
1901 } else {
1902 return _flsbuf(c, file);
1903 }
1904}
1905
1906/*********************************************************************
1907 * _flsbuf (MSVCRT.@)
1908 */
1909int _flsbuf(int c, MSVCRT_FILE* file)
1910{
1911 /* Flush output buffer */
1912 if(file->_bufsiz == 0 && !(file->_flag & MSVCRT__IONBF)) {
1913 msvcrt_alloc_buffer(file);
1914 }
1915 if(!(file->_flag & MSVCRT__IOWRT)) {
1916 if(file->_flag & MSVCRT__IORW) {
1917 file->_flag |= MSVCRT__IOWRT;
1918 } else {
1919 return MSVCRT_EOF;
1920 }
1921 }
1922 if(file->_bufsiz) {
1923 int res=msvcrt_flush_buffer(file);
1924 return res?res : MSVCRT_fputc(c, file);
1925 } else {
1926 unsigned char cc=c;
1927 return MSVCRT__write(file->_file, &cc, 1) == 1? c : MSVCRT_EOF;
1928 }
1929}
1930
1931/*********************************************************************
1932 * _fputchar (MSVCRT.@)
1933 */
1934int MSVCRT__fputchar(int c)
1935{
1936 return MSVCRT_fputc(c, MSVCRT_stdout);
1937}
1938
1939/*********************************************************************
1940 * fread (MSVCRT.@)
1941 */
1942MSVCRT_size_t MSVCRT_fread(void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
1943{ MSVCRT_size_t rcnt=size * nmemb;
1944 MSVCRT_size_t read=0;
1945 int pread=0;
1946 /* first buffered data */
1947 if(file->_cnt>0) {
1948 int pcnt= (rcnt>file->_cnt)? file->_cnt:rcnt;
1949 memcpy(ptr, file->_ptr, pcnt);
1950 file->_cnt -= pcnt;
1951 file->_ptr += pcnt;
1952 read += pcnt ;
1953 rcnt -= pcnt ;
1954 ptr = (char*)ptr + pcnt;
1955 } else if(!(file->_flag & MSVCRT__IOREAD )) {
1956 if(file->_flag & MSVCRT__IORW) {
1957 file->_flag |= MSVCRT__IOREAD;
1958 } else
1959 return 0;
1960 }
1961 if(rcnt) pread = MSVCRT__read(file->_file,ptr, rcnt);
1962 if (MSVCRT_flags[file->_file] & MSVCRT__IOEOF)
1963 /* expose feof condition in the flags
1964 MFC tests file->_flag for feof, and doesn't not call feof())
1965 */
1966 file->_flag |= MSVCRT__IOEOF;
1967 if (pread <= 0)
1968 pread = 0;
1969 read+=pread;
1970 return read / size;
1971}
1972
1973/*********************************************************************
1974 * freopen (MSVCRT.@)
1975 *
1976 */
1977MSVCRT_FILE* MSVCRT_freopen(const char *path, const char *mode,MSVCRT_FILE* file)
1978{
1979 MSVCRT_FILE* newfile;
1980 int fd;
1981
1982 TRACE(":path (%p) mode (%s) file (%p) fd (%d)\n",path,mode,file,file->_file);
1983 if (!file || ((fd = file->_file) < 0) || fd > MSVCRT_fdend)
1984 return NULL;
1985
1986 if (fd > 2)
1987 {
1988#if 0
1989 FIXME(":reopen on user file not implemented!\n");
1990 MSVCRT__set_errno(ERROR_CALL_NOT_IMPLEMENTED);
1991 return NULL;
1992#endif
1993 if(MSVCRT_fclose(file))
1994 return NULL;
1995 return MSVCRT_fopen(path, mode);
1996 }
1997
1998 /* first, create the new file */
1999 if ((newfile = MSVCRT_fopen(path,mode)) == NULL)
2000 return NULL;
2001
2002 if (fd < 3 && SetStdHandle(fd == 0 ? STD_INPUT_HANDLE :
2003 (fd == 1? STD_OUTPUT_HANDLE : STD_ERROR_HANDLE),
2004 MSVCRT_handles[newfile->_file]))
2005 {
2006 /* Redirecting std handle to file , copy over.. */
2007 MSVCRT_handles[fd] = MSVCRT_handles[newfile->_file];
2008 MSVCRT_flags[fd] = MSVCRT_flags[newfile->_file];
2009 memcpy(&MSVCRT__iob[fd], newfile, sizeof (MSVCRT_FILE));
2010 MSVCRT__iob[fd]._file = fd;
2011 /* And free up the resources allocated by fopen, but
2012 * not the HANDLE we copied. */
2013 MSVCRT_free(MSVCRT_files[fd]);
2014 msvcrt_free_fd(newfile->_file);
2015 return &MSVCRT__iob[fd];
2016 }
2017
2018 WARN(":failed-last error (%ld)\n",GetLastError());
2019 MSVCRT_fclose(newfile);
2020 MSVCRT__set_errno(GetLastError());
2021 return NULL;
2022}
2023
2024/*********************************************************************
2025 * fsetpos (MSVCRT.@)
2026 */
2027int MSVCRT_fsetpos(MSVCRT_FILE* file, MSVCRT_fpos_t *pos)
2028{
2029 return MSVCRT__lseek(file->_file,*pos,SEEK_SET);
2030}
2031
2032/*********************************************************************
2033 * fseek (MSVCRT.@)
2034 */
2035int MSVCRT_fseek(MSVCRT_FILE* file, long offset, int whence)
2036{
2037 /* Flush output if needed */
2038 if(file->_flag & MSVCRT__IOWRT)
2039 msvcrt_flush_buffer(file);
2040
2041 if(whence == SEEK_CUR && file->_flag & MSVCRT__IOREAD ) {
2042 offset -= file->_cnt;
2043 }
2044 /* Discard buffered input */
2045 file->_cnt = 0;
2046 file->_ptr = file->_base;
2047 /* Reset direction of i/o */
2048 if(file->_flag & MSVCRT__IORW) {
2049 file->_flag &= ~(MSVCRT__IOREAD|MSVCRT__IOWRT);
2050 }
2051 return (MSVCRT__lseek(file->_file,offset,whence) == -1)?-1:0;
2052}
2053
2054/*********************************************************************
2055 * ftell (MSVCRT.@)
2056 */
2057LONG MSVCRT_ftell(MSVCRT_FILE* file)
2058{
2059 int off=0;
2060 long pos;
2061 if(file->_bufsiz) {
2062 if( file->_flag & MSVCRT__IOWRT ) {
2063 off = file->_ptr - file->_base;
2064 } else {
2065 off = -file->_cnt;
2066 }
2067 }
2068 pos = MSVCRT__tell(file->_file);
2069 if(pos == -1) return pos;
2070 return off + pos;
2071}
2072
2073/*********************************************************************
2074 * fwrite (MSVCRT.@)
2075 */
2076MSVCRT_size_t MSVCRT_fwrite(const void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file)
2077{
2078 MSVCRT_size_t wrcnt=size * nmemb;
2079 int written = 0;
2080 if (size == 0)
2081 return 0;
2082 if(file->_cnt) {
2083 int pcnt=(file->_cnt>wrcnt)? wrcnt: file->_cnt;
2084 memcpy(file->_ptr, ptr, pcnt);
2085 file->_cnt -= pcnt;
2086 file->_ptr += pcnt;
2087 written = pcnt;
2088 wrcnt -= pcnt;
2089 ptr = (char*)ptr + pcnt;
2090 } else if(!(file->_flag & MSVCRT__IOWRT)) {
2091 if(file->_flag & MSVCRT__IORW) {
2092 file->_flag |= MSVCRT__IOWRT;
2093 } else
2094 return 0;
2095 }
2096 if(wrcnt) {
2097 /* Flush buffer */
2098 int res=msvcrt_flush_buffer(file);
2099 if(!res) {
2100 int pwritten = MSVCRT__write(file->_file, ptr, wrcnt);
2101 if (pwritten <= 0) pwritten=0;
2102 written += pwritten;
2103 }
2104 }
2105 return written / size;
2106}
2107
2108/*********************************************************************
2109 * fputs (MSVCRT.@)
2110 */
2111int MSVCRT_fputs(const char *s, MSVCRT_FILE* file)
2112{
2113 size_t i, len = strlen(s);
2114 if (file->_flag & _O_BINARY)
2115 return MSVCRT_fwrite(s,sizeof(*s),len,file) == len ? 0 : MSVCRT_EOF;
2116 for (i=0; i<len; i++)
2117 if (MSVCRT_fputc(s[i], file) == MSVCRT_EOF)
2118 return MSVCRT_EOF;
2119 return 0;
2120}
2121
2122/*********************************************************************
2123 * fputws (MSVCRT.@)
2124 */
2125int MSVCRT_fputws(const MSVCRT_wchar_t *s, MSVCRT_FILE* file)
2126{
2127 size_t i, len = strlenW(s);
2128 if (file->_flag & _O_BINARY)
2129 return MSVCRT_fwrite(s,sizeof(*s),len,file) == len ? 0 : MSVCRT_EOF;
2130 for (i=0; i<len; i++)
2131 {
2132 if ((s[i] == L'\n') && (MSVCRT_fputc('\r', file) == MSVCRT_EOF))
2133 return MSVCRT_WEOF;
2134 if (MSVCRT_fputwc(s[i], file) == MSVCRT_WEOF)
2135 return MSVCRT_WEOF;
2136 }
2137 return 0;
2138}
2139
2140
2141/*********************************************************************
2142 * getchar (MSVCRT.@)
2143 */
2144int MSVCRT_getchar(void)
2145{
2146 return MSVCRT_fgetc(MSVCRT_stdin);
2147}
2148
2149/*********************************************************************
2150 * getc (MSVCRT.@)
2151 */
2152int MSVCRT_getc(MSVCRT_FILE* file)
2153{
2154 return MSVCRT_fgetc(file);
2155}
2156
2157/*********************************************************************
2158 * gets (MSVCRT.@)
2159 */
2160char *MSVCRT_gets(char *buf)
2161{
2162 int cc;
2163 char * buf_start = buf;
2164
2165 for(cc = MSVCRT_fgetc(MSVCRT_stdin); cc != MSVCRT_EOF && cc != '\n';
2166 cc = MSVCRT_fgetc(MSVCRT_stdin))
2167 if(cc != '\r') *buf++ = (char)cc;
2168
2169 *buf = '\0';
2170
2171 TRACE("got '%s'\n", buf_start);
2172 return buf_start;
2173}
2174
2175/*********************************************************************
2176 * _getws (MSVCRT.@)
2177 */
2178MSVCRT_wchar_t* MSVCRT__getws(MSVCRT_wchar_t* buf)
2179{
2180 MSVCRT_wint_t cc;
2181 MSVCRT_wchar_t* ws = buf;
2182
2183 for (cc = MSVCRT_fgetwc(MSVCRT_stdin); cc != MSVCRT_WEOF && cc != '\n';
2184 cc = MSVCRT_fgetwc(MSVCRT_stdin))
2185 {
2186 if (cc != '\r')
2187 *buf++ = (MSVCRT_wchar_t)cc;
2188 }
2189 *buf = '\0';
2190
2191 TRACE("got '%s'\n", debugstr_w(ws));
2192 return ws;
2193}
2194
2195/*********************************************************************
2196 * putc (MSVCRT.@)
2197 */
2198int MSVCRT_putc(int c, MSVCRT_FILE* file)
2199{
2200 return MSVCRT_fputc(c, file);
2201}
2202
2203/*********************************************************************
2204 * putchar (MSVCRT.@)
2205 */
2206int MSVCRT_putchar(int c)
2207{
2208 return MSVCRT_fputc(c, MSVCRT_stdout);
2209}
2210
2211/*********************************************************************
2212 * puts (MSVCRT.@)
2213 */
2214int MSVCRT_puts(const char *s)
2215{
2216 size_t len = strlen(s);
2217 if (MSVCRT_fwrite(s,sizeof(*s),len,MSVCRT_stdout) != len) return MSVCRT_EOF;
2218 return MSVCRT_fwrite("\n",1,1,MSVCRT_stdout) == 1 ? 0 : MSVCRT_EOF;
2219}
2220
2221/*********************************************************************
2222 * _putws (MSVCRT.@)
2223 */
2224int _putws(const MSVCRT_wchar_t *s)
2225{
2226 static const MSVCRT_wchar_t nl = '\n';
2227 size_t len = strlenW(s);
2228 if (MSVCRT_fwrite(s,sizeof(*s),len,MSVCRT_stdout) != len) return MSVCRT_EOF;
2229 return MSVCRT_fwrite(&nl,sizeof(nl),1,MSVCRT_stdout) == 1 ? 0 : MSVCRT_EOF;
2230}
2231
2232/*********************************************************************
2233 * remove (MSVCRT.@)
2234 */
2235int MSVCRT_remove(const char *path)
2236{
2237 TRACE("(%s)\n",path);
2238 if (DeleteFileA(path))
2239 return 0;
2240 TRACE(":failed (%ld)\n",GetLastError());
2241 MSVCRT__set_errno(GetLastError());
2242 return -1;
2243}
2244
2245/*********************************************************************
2246 * _wremove (MSVCRT.@)
2247 */
2248int _wremove(const MSVCRT_wchar_t *path)
2249{
2250 TRACE("(%s)\n",debugstr_w(path));
2251 if (DeleteFileW(path))
2252 return 0;
2253 TRACE(":failed (%ld)\n",GetLastError());
2254 MSVCRT__set_errno(GetLastError());
2255 return -1;
2256}
2257
2258/*********************************************************************
2259 * scanf (MSVCRT.@)
2260 */
2261int MSVCRT_scanf(const char *format, ...)
2262{
2263 va_list valist;
2264 int res;
2265
2266 va_start(valist, format);
2267 res = MSVCRT_fscanf(MSVCRT_stdin, format, valist);
2268 va_end(valist);
2269 return res;
2270}
2271
2272/*********************************************************************
2273 * wscanf (MSVCRT.@)
2274 */
2275int MSVCRT_wscanf(const MSVCRT_wchar_t *format, ...)
2276{
2277 va_list valist;
2278 int res;
2279
2280 va_start(valist, format);
2281 res = MSVCRT_fwscanf(MSVCRT_stdin, format, valist);
2282 va_end(valist);
2283 return res;
2284}
2285
2286/*********************************************************************
2287 * rename (MSVCRT.@)
2288 */
2289int MSVCRT_rename(const char *oldpath,const char *newpath)
2290{
2291 TRACE(":from %s to %s\n",oldpath,newpath);
2292 if (MoveFileExA(oldpath, newpath, MOVEFILE_COPY_ALLOWED))
2293 return 0;
2294 TRACE(":failed (%ld)\n",GetLastError());
2295 MSVCRT__set_errno(GetLastError());
2296 return -1;
2297}
2298
2299/*********************************************************************
2300 * _wrename (MSVCRT.@)
2301 */
2302int _wrename(const MSVCRT_wchar_t *oldpath,const MSVCRT_wchar_t *newpath)
2303{
2304 TRACE(":from %s to %s\n",debugstr_w(oldpath),debugstr_w(newpath));
2305 if (MoveFileExW(oldpath, newpath, MOVEFILE_COPY_ALLOWED))
2306 return 0;
2307 TRACE(":failed (%ld)\n",GetLastError());
2308 MSVCRT__set_errno(GetLastError());
2309 return -1;
2310}
2311
2312/*********************************************************************
2313 * setvbuf (MSVCRT.@)
2314 */
2315int MSVCRT_setvbuf(MSVCRT_FILE* file, char *buf, int mode, MSVCRT_size_t size)
2316{
2317 /* TODO: Check if file busy */
2318 if(file->_bufsiz) {
2319 MSVCRT_free(file->_base);
2320 file->_bufsiz = 0;
2321 file->_cnt = 0;
2322 }
2323 if(mode == MSVCRT__IOFBF) {
2324 file->_flag &= ~MSVCRT__IONBF;
2325 file->_base = file->_ptr = buf;
2326 if(buf) {
2327 file->_bufsiz = size;
2328 }
2329 } else {
2330 file->_flag |= MSVCRT__IONBF;
2331 }
2332 return 0;
2333}
2334
2335/*********************************************************************
2336 * setbuf (MSVCRT.@)
2337 */
2338void MSVCRT_setbuf(MSVCRT_FILE* file, char *buf)
2339{
2340 MSVCRT_setvbuf(file, buf, buf ? MSVCRT__IOFBF : MSVCRT__IONBF, MSVCRT_BUFSIZ);
2341}
2342
2343/*********************************************************************
2344 * tmpnam (MSVCRT.@)
2345 */
2346char *MSVCRT_tmpnam(char *s)
2347{
2348 char tmpbuf[MAX_PATH];
2349 char* prefix = "TMP";
2350 if (!GetTempPathA(MAX_PATH,tmpbuf) ||
2351 !GetTempFileNameA(tmpbuf,prefix,0,MSVCRT_tmpname))
2352 {
2353 TRACE(":failed-last error (%ld)\n",GetLastError());
2354 return NULL;
2355 }
2356 TRACE(":got tmpnam %s\n",MSVCRT_tmpname);
2357 s = MSVCRT_tmpname;
2358 return s;
2359}
2360
2361/*********************************************************************
2362 * tmpfile (MSVCRT.@)
2363 */
2364MSVCRT_FILE* MSVCRT_tmpfile(void)
2365{
2366 char *filename = MSVCRT_tmpnam(NULL);
2367 int fd;
2368 fd = MSVCRT__open(filename, _O_CREAT | _O_BINARY | _O_RDWR | _O_TEMPORARY);
2369 if (fd != -1)
2370 return msvcrt_alloc_fp(fd);
2371 return NULL;
2372}
2373
2374/*********************************************************************
2375 * vfprintf (MSVCRT.@)
2376 */
2377int MSVCRT_vfprintf(MSVCRT_FILE* file, const char *format, va_list valist)
2378{
2379 char buf[2048], *mem = buf;
2380 int written, resize = sizeof(buf), retval;
2381 /* There are two conventions for vsnprintf failing:
2382 * Return -1 if we truncated, or
2383 * Return the number of bytes that would have been written
2384 * The code below handles both cases
2385 */
2386 dprintf(("MSVCRT: vfprintf %p %s",file,format));
2387 while ((written = _vsnprintf(mem, resize, format, valist)) == -1 ||
2388 written > resize)
2389 {
2390 resize = (written == -1 ? resize * 2 : written + 1);
2391 if (mem != buf)
2392 MSVCRT_free (mem);
2393 if (!(mem = (char *)MSVCRT_malloc(resize)))
2394 return MSVCRT_EOF;
2395 }
2396 retval = MSVCRT_fwrite(mem, sizeof(*mem), written, file);
2397 if (mem != buf)
2398 MSVCRT_free (mem);
2399 return retval;
2400}
2401
2402/*********************************************************************
2403 * vfwprintf (MSVCRT.@)
2404 * FIXME:
2405 * Is final char included in written (then resize is too big) or not
2406 * (then we must test for equality too)?
2407 */
2408int MSVCRT_vfwprintf(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, va_list valist)
2409{
2410 MSVCRT_wchar_t buf[2048], *mem = buf;
2411 int written, resize = sizeof(buf) / sizeof(MSVCRT_wchar_t), retval;
2412 /* See vfprintf comments */
2413 while ((written = _vsnwprintf(mem, resize, format, valist)) == -1 ||
2414 written > resize)
2415 {
2416 resize = (written == -1 ? resize * 2 : written + sizeof(MSVCRT_wchar_t));
2417 if (mem != buf)
2418 MSVCRT_free (mem);
2419 if (!(mem = (MSVCRT_wchar_t *)MSVCRT_malloc(resize*sizeof(*mem))))
2420 return MSVCRT_EOF;
2421 }
2422 retval = MSVCRT_fwrite(mem, sizeof(*mem), written, file);
2423 if (mem != buf)
2424 MSVCRT_free (mem);
2425 return retval;
2426}
2427
2428/*********************************************************************
2429 * vprintf (MSVCRT.@)
2430 */
2431int MSVCRT_vprintf(const char *format, va_list valist)
2432{
2433 return MSVCRT_vfprintf(MSVCRT_stdout,format,valist);
2434}
2435
2436/*********************************************************************
2437 * vwprintf (MSVCRT.@)
2438 */
2439int MSVCRT_vwprintf(const MSVCRT_wchar_t *format, va_list valist)
2440{
2441 return MSVCRT_vfwprintf(MSVCRT_stdout,format,valist);
2442}
2443
2444/*********************************************************************
2445 * fprintf (MSVCRT.@)
2446 */
2447int MSVCRT_fprintf(MSVCRT_FILE* file, const char *format, ...)
2448{
2449 va_list valist;
2450 int res;
2451 va_start(valist, format);
2452 res = MSVCRT_vfprintf(file, format, valist);
2453 va_end(valist);
2454 return res;
2455}
2456
2457/*********************************************************************
2458 * fwprintf (MSVCRT.@)
2459 */
2460int MSVCRT_fwprintf(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, ...)
2461{
2462 va_list valist;
2463 int res;
2464 va_start(valist, format);
2465 res = MSVCRT_vfwprintf(file, format, valist);
2466 va_end(valist);
2467 return res;
2468}
2469
2470/*********************************************************************
2471 * printf (MSVCRT.@)
2472 */
2473int MSVCRT_printf(const char *format, ...)
2474{
2475 va_list valist;
2476 int res;
2477 va_start(valist, format);
2478 res = MSVCRT_vfprintf(MSVCRT_stdout, format, valist);
2479 va_end(valist);
2480 return res;
2481}
2482
2483/*********************************************************************
2484 * ungetc (MSVCRT.@)
2485 */
2486int MSVCRT_ungetc(int c, MSVCRT_FILE * file)
2487{
2488 if(file->_bufsiz == 0 && !(file->_flag & MSVCRT__IONBF)) {
2489 msvcrt_alloc_buffer(file);
2490 file->_ptr++;
2491 }
2492 if(file->_ptr>file->_base) {
2493 file->_ptr--;
2494 *file->_ptr=c;
2495 file->_cnt++;
2496 return c;
2497 }
2498 return MSVCRT_EOF;
2499}
2500
2501/*********************************************************************
2502 * ungetwc (MSVCRT.@)
2503 */
2504MSVCRT_wint_t MSVCRT_ungetwc(MSVCRT_wint_t wc, MSVCRT_FILE * file)
2505{
2506 MSVCRT_wchar_t mwc = wc;
2507 char * pp = (char *)&mwc;
2508 int i;
2509 for(i=sizeof(MSVCRT_wchar_t)-1;i>=0;i--) {
2510 if(pp[i] != MSVCRT_ungetc(pp[i],file))
2511 return MSVCRT_WEOF;
2512 }
2513 return mwc;
2514}
2515
2516/*********************************************************************
2517 * wprintf (MSVCRT.@)
2518 */
2519int MSVCRT_wprintf(const MSVCRT_wchar_t *format, ...)
2520{
2521 va_list valist;
2522 int res;
2523 va_start(valist, format);
2524 res = MSVCRT_vwprintf(format, valist);
2525 va_end(valist);
2526 return res;
2527}
2528
2529/*********************************************************************
2530 * _wstati64 (MSVCRT.@)
2531 */
2532int _wstati64(const MSVCRT(wchar_t)* path, struct _stati64 * buf)
2533{
2534 LPSTR asciipath;
2535 int ret,len;
2536
2537 TRACE("MSVCRT: _wstati64 file (%s) %x buf(%p)\n",debugstr_w(path),sizeof(*buf),buf);
2538
2539 len = WideCharToMultiByte( CP_ACP, 0, path, -1, NULL, 0, 0, NULL);
2540 asciipath = (LPSTR)MSVCRT_malloc(len);
2541 WideCharToMultiByte(CP_ACP, 0, path, -1, asciipath, len, 0, NULL );
2542
2543 ret = _stati64(asciipath,buf);
2544
2545 MSVCRT_free(asciipath);
2546
2547 return 0;
2548}
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