2 * File handling functions
4 * Copyright 1993 John Burton
5 * Copyright 1996 Alexandre Julliard
8 * Fix the CopyFileEx methods to implement the "extended" functionality.
9 * Right now, they simply call the CopyFile method.
13 #include "wine/port.h"
22 #ifdef HAVE_SYS_ERRNO_H
23 #include <sys/errno.h>
25 #include <sys/types.h>
27 #ifdef HAVE_SYS_MMAN_H
39 #include "wine/winbase16.h"
45 #include "debugtools.h"
47 #include "wine/server.h"
49 DEFAULT_DEBUG_CHANNEL(file
);
51 #if defined(MAP_ANONYMOUS) && !defined(MAP_ANON)
52 #define MAP_ANON MAP_ANONYMOUS
55 /* Size of per-process table of DOS handles */
56 #define DOS_TABLE_SIZE 256
58 static HANDLE dos_handles
[DOS_TABLE_SIZE
];
61 /***********************************************************************
64 * Convert OF_* mode into flags for CreateFile.
66 static void FILE_ConvertOFMode( INT mode
, DWORD
*access
, DWORD
*sharing
)
70 case OF_READ
: *access
= GENERIC_READ
; break;
71 case OF_WRITE
: *access
= GENERIC_WRITE
; break;
72 case OF_READWRITE
: *access
= GENERIC_READ
| GENERIC_WRITE
; break;
73 default: *access
= 0; break;
77 case OF_SHARE_EXCLUSIVE
: *sharing
= 0; break;
78 case OF_SHARE_DENY_WRITE
: *sharing
= FILE_SHARE_READ
; break;
79 case OF_SHARE_DENY_READ
: *sharing
= FILE_SHARE_WRITE
; break;
80 case OF_SHARE_DENY_NONE
:
82 default: *sharing
= FILE_SHARE_READ
| FILE_SHARE_WRITE
; break;
87 /***********************************************************************
90 * locale-independent case conversion for file I/O
92 int FILE_strcasecmp( const char *str1
, const char *str2
)
96 int ret
= FILE_toupper(*str1
) - FILE_toupper(*str2
);
97 if (ret
|| !*str1
) return ret
;
104 /***********************************************************************
107 * locale-independent case conversion for file I/O
109 int FILE_strncasecmp( const char *str1
, const char *str2
, int len
)
112 for ( ; len
> 0; len
--, str1
++, str2
++)
113 if ((ret
= FILE_toupper(*str1
) - FILE_toupper(*str2
)) || !*str1
) break;
118 /***********************************************************************
121 * Set the DOS error code from errno.
123 void FILE_SetDosError(void)
125 int save_errno
= errno
; /* errno gets overwritten by printf */
127 TRACE("errno = %d %s\n", errno
, strerror(errno
));
131 SetLastError( ERROR_SHARING_VIOLATION
);
134 SetLastError( ERROR_INVALID_HANDLE
);
137 SetLastError( ERROR_HANDLE_DISK_FULL
);
142 SetLastError( ERROR_ACCESS_DENIED
);
145 SetLastError( ERROR_LOCK_VIOLATION
);
148 SetLastError( ERROR_FILE_NOT_FOUND
);
151 SetLastError( ERROR_CANNOT_MAKE
);
155 SetLastError( ERROR_NO_MORE_FILES
);
158 SetLastError( ERROR_FILE_EXISTS
);
162 SetLastError( ERROR_SEEK
);
165 SetLastError( ERROR_DIR_NOT_EMPTY
);
168 SetLastError( ERROR_BAD_FORMAT
);
171 WARN("unknown file error: %s\n", strerror(save_errno
) );
172 SetLastError( ERROR_GEN_FAILURE
);
179 /***********************************************************************
182 * Duplicate a Unix handle into a task handle.
183 * Returns 0 on failure.
185 HANDLE
FILE_DupUnixHandle( int fd
, DWORD access
)
189 wine_server_send_fd( fd
);
191 SERVER_START_REQ( alloc_file_handle
)
193 req
->access
= access
;
203 /***********************************************************************
204 * FILE_GetUnixHandleType
206 * Retrieve the Unix handle corresponding to a file handle.
207 * Returns -1 on failure.
209 int FILE_GetUnixHandleType( HANDLE handle
, DWORD access
, DWORD
*type
)
215 SERVER_START_REQ( get_handle_fd
)
217 req
->handle
= handle
;
218 req
->access
= access
;
219 if (!(ret
= SERVER_CALL_ERR()))
223 if (type
) *type
= req
->type
;
228 if (fd
== -1) /* it wasn't in the cache, get it from the server */
229 fd
= wine_server_recv_fd( handle
);
231 } while (fd
== -2); /* -2 means race condition, so restart from scratch */
235 if ((fd
= dup(fd
)) == -1)
236 SetLastError( ERROR_TOO_MANY_OPEN_FILES
);
241 /***********************************************************************
244 * Retrieve the Unix handle corresponding to a file handle.
245 * Returns -1 on failure.
247 int FILE_GetUnixHandle( HANDLE handle
, DWORD access
)
249 return FILE_GetUnixHandleType(handle
, access
, NULL
);
252 /*************************************************************************
255 * Open a handle to the current process console.
256 * Returns 0 on failure.
258 static HANDLE
FILE_OpenConsole( BOOL output
, DWORD access
, LPSECURITY_ATTRIBUTES sa
)
262 SERVER_START_REQ( open_console
)
264 req
->output
= output
;
265 req
->access
= access
;
266 req
->inherit
= (sa
&& (sa
->nLength
>=sizeof(*sa
)) && sa
->bInheritHandle
);
276 /***********************************************************************
279 * Implementation of CreateFile. Takes a Unix path name.
280 * Returns 0 on failure.
282 HANDLE
FILE_CreateFile( LPCSTR filename
, DWORD access
, DWORD sharing
,
283 LPSECURITY_ATTRIBUTES sa
, DWORD creation
,
284 DWORD attributes
, HANDLE
template, BOOL fail_read_only
,
289 size_t len
= strlen(filename
);
291 if (len
> REQUEST_MAX_VAR_SIZE
)
293 FIXME("filename '%s' too long\n", filename
);
294 SetLastError( ERROR_INVALID_PARAMETER
);
299 SERVER_START_VAR_REQ( create_file
, len
)
301 req
->access
= access
;
302 req
->inherit
= (sa
&& (sa
->nLength
>=sizeof(*sa
)) && sa
->bInheritHandle
);
303 req
->sharing
= sharing
;
304 req
->create
= creation
;
305 req
->attrs
= attributes
;
306 req
->drive_type
= drive_type
;
307 memcpy( server_data_ptr(req
), filename
, len
);
314 /* If write access failed, retry without GENERIC_WRITE */
316 if (!ret
&& !fail_read_only
&& (access
& GENERIC_WRITE
))
318 if ((err
== STATUS_MEDIA_WRITE_PROTECTED
) || (err
== STATUS_ACCESS_DENIED
))
320 TRACE("Write access failed for file '%s', trying without "
321 "write access\n", filename
);
322 access
&= ~GENERIC_WRITE
;
327 if (err
) SetLastError( RtlNtStatusToDosError(err
) );
330 WARN("Unable to create file '%s' (GLE %ld)\n", filename
, GetLastError());
336 /***********************************************************************
339 * Same as FILE_CreateFile but for a device
340 * Returns 0 on failure.
342 HANDLE
FILE_CreateDevice( int client_id
, DWORD access
, LPSECURITY_ATTRIBUTES sa
)
345 SERVER_START_REQ( create_device
)
347 req
->access
= access
;
348 req
->inherit
= (sa
&& (sa
->nLength
>=sizeof(*sa
)) && sa
->bInheritHandle
);
358 static HANDLE
FILE_OpenPipe(LPCSTR name
, DWORD access
)
361 DWORD len
= name
? MultiByteToWideChar( CP_ACP
, 0, name
, strlen(name
), NULL
, 0 ) : 0;
363 TRACE("name %s access %lx\n",name
,access
);
367 SetLastError( ERROR_FILENAME_EXCED_RANGE
);
370 SERVER_START_VAR_REQ( open_named_pipe
, len
* sizeof(WCHAR
) )
372 req
->access
= access
;
374 if (len
) MultiByteToWideChar( CP_ACP
, 0, name
, strlen(name
), server_data_ptr(req
), len
);
380 TRACE("Returned %d\n",ret
);
384 /*************************************************************************
385 * CreateFileA [KERNEL32.@] Creates or opens a file or other object
387 * Creates or opens an object, and returns a handle that can be used to
388 * access that object.
392 * filename [in] pointer to filename to be accessed
393 * access [in] access mode requested
394 * sharing [in] share mode
395 * sa [in] pointer to security attributes
396 * creation [in] how to create the file
397 * attributes [in] attributes for newly created file
398 * template [in] handle to file with extended attributes to copy
401 * Success: Open handle to specified file
402 * Failure: INVALID_HANDLE_VALUE
405 * Should call SetLastError() on failure.
409 * Doesn't support character devices, template files, or a
410 * lot of the 'attributes' flags yet.
412 HANDLE WINAPI
CreateFileA( LPCSTR filename
, DWORD access
, DWORD sharing
,
413 LPSECURITY_ATTRIBUTES sa
, DWORD creation
,
414 DWORD attributes
, HANDLE
template )
416 DOS_FULL_NAME full_name
;
421 SetLastError( ERROR_INVALID_PARAMETER
);
422 return INVALID_HANDLE_VALUE
;
424 TRACE("%s %s%s%s%s%s%s%s\n",filename
,
425 ((access
& GENERIC_READ
)==GENERIC_READ
)?"GENERIC_READ ":"",
426 ((access
& GENERIC_WRITE
)==GENERIC_WRITE
)?"GENERIC_WRITE ":"",
427 (!access
)?"QUERY_ACCESS ":"",
428 ((sharing
& FILE_SHARE_READ
)==FILE_SHARE_READ
)?"FILE_SHARE_READ ":"",
429 ((sharing
& FILE_SHARE_WRITE
)==FILE_SHARE_WRITE
)?"FILE_SHARE_WRITE ":"",
430 ((sharing
& FILE_SHARE_DELETE
)==FILE_SHARE_DELETE
)?"FILE_SHARE_DELETE ":"",
431 (creation
==CREATE_NEW
)?"CREATE_NEW":
432 (creation
==CREATE_ALWAYS
)?"CREATE_ALWAYS ":
433 (creation
==OPEN_EXISTING
)?"OPEN_EXISTING ":
434 (creation
==OPEN_ALWAYS
)?"OPEN_ALWAYS ":
435 (creation
==TRUNCATE_EXISTING
)?"TRUNCATE_EXISTING ":"");
437 /* If the name starts with '\\?\', ignore the first 4 chars. */
438 if (!strncmp(filename
, "\\\\?\\", 4))
441 if (!strncmp(filename
, "UNC\\", 4))
443 FIXME("UNC name (%s) not supported.\n", filename
);
444 SetLastError( ERROR_PATH_NOT_FOUND
);
445 return INVALID_HANDLE_VALUE
;
449 if (!strncmp(filename
, "\\\\.\\", 4)) {
450 if(!strncasecmp(&filename
[4],"pipe\\",5))
452 TRACE("Opening a pipe: %s\n",filename
);
453 ret
= FILE_OpenPipe(filename
,access
);
456 else if (!DOSFS_GetDevice( filename
))
458 ret
= DEVICE_Open( filename
+4, access
, sa
);
462 filename
+=4; /* fall into DOSFS_Device case below */
465 /* If the name still starts with '\\', it's a UNC name. */
466 if (!strncmp(filename
, "\\\\", 2))
468 FIXME("UNC name (%s) not supported.\n", filename
);
469 SetLastError( ERROR_PATH_NOT_FOUND
);
470 return INVALID_HANDLE_VALUE
;
473 /* If the name contains a DOS wild card (* or ?), do no create a file */
474 if(strchr(filename
,'*') || strchr(filename
,'?'))
475 return INVALID_HANDLE_VALUE
;
477 /* Open a console for CONIN$ or CONOUT$ */
478 if (!strcasecmp(filename
, "CONIN$"))
480 ret
= FILE_OpenConsole( FALSE
, access
, sa
);
483 if (!strcasecmp(filename
, "CONOUT$"))
485 ret
= FILE_OpenConsole( TRUE
, access
, sa
);
489 if (DOSFS_GetDevice( filename
))
491 TRACE("opening device '%s'\n", filename
);
493 if (!(ret
= DOSFS_OpenDevice( filename
, access
, attributes
, sa
)))
495 /* Do not silence this please. It is a critical error. -MM */
496 ERR("Couldn't open device '%s'!\n",filename
);
497 SetLastError( ERROR_FILE_NOT_FOUND
);
502 /* check for filename, don't check for last entry if creating */
503 if (!DOSFS_GetFullName( filename
,
504 (creation
== OPEN_EXISTING
) ||
505 (creation
== TRUNCATE_EXISTING
),
507 WARN("Unable to get full filename from '%s' (GLE %ld)\n",
508 filename
, GetLastError());
509 return INVALID_HANDLE_VALUE
;
512 ret
= FILE_CreateFile( full_name
.long_name
, access
, sharing
,
513 sa
, creation
, attributes
, template,
514 DRIVE_GetFlags(full_name
.drive
) & DRIVE_FAIL_READ_ONLY
,
515 GetDriveTypeA( full_name
.short_name
) );
517 if (!ret
) ret
= INVALID_HANDLE_VALUE
;
523 /*************************************************************************
524 * CreateFileW (KERNEL32.@)
526 HANDLE WINAPI
CreateFileW( LPCWSTR filename
, DWORD access
, DWORD sharing
,
527 LPSECURITY_ATTRIBUTES sa
, DWORD creation
,
528 DWORD attributes
, HANDLE
template)
530 LPSTR afn
= HEAP_strdupWtoA( GetProcessHeap(), 0, filename
);
531 HANDLE res
= CreateFileA( afn
, access
, sharing
, sa
, creation
, attributes
, template );
532 HeapFree( GetProcessHeap(), 0, afn
);
537 /***********************************************************************
540 * Fill a file information from a struct stat.
542 static void FILE_FillInfo( struct stat
*st
, BY_HANDLE_FILE_INFORMATION
*info
)
544 if (S_ISDIR(st
->st_mode
))
545 info
->dwFileAttributes
= FILE_ATTRIBUTE_DIRECTORY
;
547 info
->dwFileAttributes
= FILE_ATTRIBUTE_ARCHIVE
;
548 if (!(st
->st_mode
& S_IWUSR
))
549 info
->dwFileAttributes
|= FILE_ATTRIBUTE_READONLY
;
551 RtlSecondsSince1970ToTime( st
->st_mtime
, &info
->ftCreationTime
);
552 RtlSecondsSince1970ToTime( st
->st_mtime
, &info
->ftLastWriteTime
);
553 RtlSecondsSince1970ToTime( st
->st_atime
, &info
->ftLastAccessTime
);
555 info
->dwVolumeSerialNumber
= 0; /* FIXME */
556 info
->nFileSizeHigh
= 0;
557 info
->nFileSizeLow
= 0;
558 if (!S_ISDIR(st
->st_mode
)) {
559 info
->nFileSizeHigh
= st
->st_size
>> 32;
560 info
->nFileSizeLow
= st
->st_size
& 0xffffffff;
562 info
->nNumberOfLinks
= st
->st_nlink
;
563 info
->nFileIndexHigh
= 0;
564 info
->nFileIndexLow
= st
->st_ino
;
568 /***********************************************************************
571 * Stat a Unix path name. Return TRUE if OK.
573 BOOL
FILE_Stat( LPCSTR unixName
, BY_HANDLE_FILE_INFORMATION
*info
)
577 if (lstat( unixName
, &st
) == -1)
582 if (!S_ISLNK(st
.st_mode
)) FILE_FillInfo( &st
, info
);
585 /* do a "real" stat to find out
586 about the type of the symlink destination */
587 if (stat( unixName
, &st
) == -1)
592 FILE_FillInfo( &st
, info
);
593 info
->dwFileAttributes
|= FILE_ATTRIBUTE_SYMLINK
;
599 /***********************************************************************
600 * GetFileInformationByHandle (KERNEL32.@)
602 DWORD WINAPI
GetFileInformationByHandle( HANDLE hFile
,
603 BY_HANDLE_FILE_INFORMATION
*info
)
608 SERVER_START_REQ( get_file_info
)
611 if ((ret
= !SERVER_CALL_ERR()))
613 /* FIXME: which file types are supported ?
614 * Serial ports (FILE_TYPE_CHAR) are not,
615 * and MSDN also says that pipes are not supported.
616 * FILE_TYPE_REMOTE seems to be supported according to
617 * MSDN q234741.txt */
618 if ((req
->type
== FILE_TYPE_DISK
)
619 || (req
->type
== FILE_TYPE_REMOTE
))
621 RtlSecondsSince1970ToTime( req
->write_time
, &info
->ftCreationTime
);
622 RtlSecondsSince1970ToTime( req
->write_time
, &info
->ftLastWriteTime
);
623 RtlSecondsSince1970ToTime( req
->access_time
, &info
->ftLastAccessTime
);
624 info
->dwFileAttributes
= req
->attr
;
625 info
->dwVolumeSerialNumber
= req
->serial
;
626 info
->nFileSizeHigh
= req
->size_high
;
627 info
->nFileSizeLow
= req
->size_low
;
628 info
->nNumberOfLinks
= req
->links
;
629 info
->nFileIndexHigh
= req
->index_high
;
630 info
->nFileIndexLow
= req
->index_low
;
634 SetLastError(ERROR_NOT_SUPPORTED
);
644 /**************************************************************************
645 * GetFileAttributes (KERNEL.420)
647 DWORD WINAPI
GetFileAttributes16( LPCSTR name
)
649 return GetFileAttributesA( name
);
653 /**************************************************************************
654 * GetFileAttributesA (KERNEL32.@)
656 DWORD WINAPI
GetFileAttributesA( LPCSTR name
)
658 DOS_FULL_NAME full_name
;
659 BY_HANDLE_FILE_INFORMATION info
;
663 SetLastError( ERROR_INVALID_PARAMETER
);
666 if (!DOSFS_GetFullName( name
, TRUE
, &full_name
) )
668 if (!FILE_Stat( full_name
.long_name
, &info
)) return -1;
669 return info
.dwFileAttributes
;
673 /**************************************************************************
674 * GetFileAttributesW (KERNEL32.@)
676 DWORD WINAPI
GetFileAttributesW( LPCWSTR name
)
678 LPSTR nameA
= HEAP_strdupWtoA( GetProcessHeap(), 0, name
);
679 DWORD res
= GetFileAttributesA( nameA
);
680 HeapFree( GetProcessHeap(), 0, nameA
);
685 /***********************************************************************
686 * GetFileSize (KERNEL32.@)
688 DWORD WINAPI
GetFileSize( HANDLE hFile
, LPDWORD filesizehigh
)
690 BY_HANDLE_FILE_INFORMATION info
;
691 if (!GetFileInformationByHandle( hFile
, &info
)) return -1;
692 if (filesizehigh
) *filesizehigh
= info
.nFileSizeHigh
;
693 return info
.nFileSizeLow
;
697 /***********************************************************************
698 * GetFileTime (KERNEL32.@)
700 BOOL WINAPI
GetFileTime( HANDLE hFile
, FILETIME
*lpCreationTime
,
701 FILETIME
*lpLastAccessTime
,
702 FILETIME
*lpLastWriteTime
)
704 BY_HANDLE_FILE_INFORMATION info
;
705 if (!GetFileInformationByHandle( hFile
, &info
)) return FALSE
;
706 if (lpCreationTime
) *lpCreationTime
= info
.ftCreationTime
;
707 if (lpLastAccessTime
) *lpLastAccessTime
= info
.ftLastAccessTime
;
708 if (lpLastWriteTime
) *lpLastWriteTime
= info
.ftLastWriteTime
;
712 /***********************************************************************
713 * CompareFileTime (KERNEL32.@)
715 INT WINAPI
CompareFileTime( LPFILETIME x
, LPFILETIME y
)
717 if (!x
|| !y
) return -1;
719 if (x
->dwHighDateTime
> y
->dwHighDateTime
)
721 if (x
->dwHighDateTime
< y
->dwHighDateTime
)
723 if (x
->dwLowDateTime
> y
->dwLowDateTime
)
725 if (x
->dwLowDateTime
< y
->dwLowDateTime
)
730 /***********************************************************************
731 * FILE_GetTempFileName : utility for GetTempFileName
733 static UINT
FILE_GetTempFileName( LPCSTR path
, LPCSTR prefix
, UINT unique
,
734 LPSTR buffer
, BOOL isWin16
)
736 static UINT unique_temp
;
737 DOS_FULL_NAME full_name
;
742 if ( !path
|| !prefix
|| !buffer
) return 0;
744 if (!unique_temp
) unique_temp
= time(NULL
) & 0xffff;
745 num
= unique
? (unique
& 0xffff) : (unique_temp
++ & 0xffff);
747 strcpy( buffer
, path
);
748 p
= buffer
+ strlen(buffer
);
750 /* add a \, if there isn't one and path is more than just the drive letter ... */
751 if ( !((strlen(buffer
) == 2) && (buffer
[1] == ':'))
752 && ((p
== buffer
) || (p
[-1] != '\\'))) *p
++ = '\\';
754 if (isWin16
) *p
++ = '~';
755 for (i
= 3; (i
> 0) && (*prefix
); i
--) *p
++ = *prefix
++;
756 sprintf( p
, "%04x.tmp", num
);
758 /* Now try to create it */
764 HFILE handle
= CreateFileA( buffer
, GENERIC_WRITE
, 0, NULL
,
765 CREATE_NEW
, FILE_ATTRIBUTE_NORMAL
, 0 );
766 if (handle
!= INVALID_HANDLE_VALUE
)
767 { /* We created it */
768 TRACE("created %s\n",
770 CloseHandle( handle
);
773 if (GetLastError() != ERROR_FILE_EXISTS
)
774 break; /* No need to go on */
776 sprintf( p
, "%04x.tmp", num
);
777 } while (num
!= (unique
& 0xffff));
780 /* Get the full path name */
782 if (DOSFS_GetFullName( buffer
, FALSE
, &full_name
))
784 /* Check if we have write access in the directory */
785 if ((p
= strrchr( full_name
.long_name
, '/' ))) *p
= '\0';
786 if (access( full_name
.long_name
, W_OK
) == -1)
787 WARN("returns '%s', which doesn't seem to be writeable.\n",
790 TRACE("returning %s\n", buffer
);
791 return unique
? unique
: num
;
795 /***********************************************************************
796 * GetTempFileNameA (KERNEL32.@)
798 UINT WINAPI
GetTempFileNameA( LPCSTR path
, LPCSTR prefix
, UINT unique
,
801 return FILE_GetTempFileName(path
, prefix
, unique
, buffer
, FALSE
);
804 /***********************************************************************
805 * GetTempFileNameW (KERNEL32.@)
807 UINT WINAPI
GetTempFileNameW( LPCWSTR path
, LPCWSTR prefix
, UINT unique
,
815 patha
= HEAP_strdupWtoA( GetProcessHeap(), 0, path
);
816 prefixa
= HEAP_strdupWtoA( GetProcessHeap(), 0, prefix
);
817 ret
= FILE_GetTempFileName( patha
, prefixa
, unique
, buffera
, FALSE
);
818 MultiByteToWideChar( CP_ACP
, 0, buffera
, -1, buffer
, MAX_PATH
);
819 HeapFree( GetProcessHeap(), 0, patha
);
820 HeapFree( GetProcessHeap(), 0, prefixa
);
825 /***********************************************************************
826 * GetTempFileName (KERNEL.97)
828 UINT16 WINAPI
GetTempFileName16( BYTE drive
, LPCSTR prefix
, UINT16 unique
,
833 if (!(drive
& ~TF_FORCEDRIVE
)) /* drive 0 means current default drive */
834 drive
|= DRIVE_GetCurrentDrive() + 'A';
836 if ((drive
& TF_FORCEDRIVE
) &&
837 !DRIVE_IsValid( toupper(drive
& ~TF_FORCEDRIVE
) - 'A' ))
839 drive
&= ~TF_FORCEDRIVE
;
840 WARN("invalid drive %d specified\n", drive
);
843 if (drive
& TF_FORCEDRIVE
)
844 sprintf(temppath
,"%c:", drive
& ~TF_FORCEDRIVE
);
846 GetTempPathA( 132, temppath
);
847 return (UINT16
)FILE_GetTempFileName( temppath
, prefix
, unique
, buffer
, TRUE
);
850 /***********************************************************************
853 * Implementation of OpenFile16() and OpenFile32().
855 static HFILE
FILE_DoOpenFile( LPCSTR name
, OFSTRUCT
*ofs
, UINT mode
,
860 WORD filedatetime
[2];
861 DOS_FULL_NAME full_name
;
862 DWORD access
, sharing
;
865 if (!ofs
) return HFILE_ERROR
;
867 TRACE("%s %s %s %s%s%s%s%s%s%s%s%s\n",name
,
868 ((mode
& 0x3 )==OF_READ
)?"OF_READ":
869 ((mode
& 0x3 )==OF_WRITE
)?"OF_WRITE":
870 ((mode
& 0x3 )==OF_READWRITE
)?"OF_READWRITE":"unknown",
871 ((mode
& 0x70 )==OF_SHARE_COMPAT
)?"OF_SHARE_COMPAT":
872 ((mode
& 0x70 )==OF_SHARE_DENY_NONE
)?"OF_SHARE_DENY_NONE":
873 ((mode
& 0x70 )==OF_SHARE_DENY_READ
)?"OF_SHARE_DENY_READ":
874 ((mode
& 0x70 )==OF_SHARE_DENY_WRITE
)?"OF_SHARE_DENY_WRITE":
875 ((mode
& 0x70 )==OF_SHARE_EXCLUSIVE
)?"OF_SHARE_EXCLUSIVE":"unknown",
876 ((mode
& OF_PARSE
)==OF_PARSE
)?"OF_PARSE ":"",
877 ((mode
& OF_DELETE
)==OF_DELETE
)?"OF_DELETE ":"",
878 ((mode
& OF_VERIFY
)==OF_VERIFY
)?"OF_VERIFY ":"",
879 ((mode
& OF_SEARCH
)==OF_SEARCH
)?"OF_SEARCH ":"",
880 ((mode
& OF_CANCEL
)==OF_CANCEL
)?"OF_CANCEL ":"",
881 ((mode
& OF_CREATE
)==OF_CREATE
)?"OF_CREATE ":"",
882 ((mode
& OF_PROMPT
)==OF_PROMPT
)?"OF_PROMPT ":"",
883 ((mode
& OF_EXIST
)==OF_EXIST
)?"OF_EXIST ":"",
884 ((mode
& OF_REOPEN
)==OF_REOPEN
)?"OF_REOPEN ":""
888 ofs
->cBytes
= sizeof(OFSTRUCT
);
890 if (mode
& OF_REOPEN
) name
= ofs
->szPathName
;
893 ERR("called with `name' set to NULL ! Please debug.\n");
897 TRACE("%s %04x\n", name
, mode
);
899 /* the watcom 10.6 IDE relies on a valid path returned in ofs->szPathName
900 Are there any cases where getting the path here is wrong?
901 Uwe Bonnes 1997 Apr 2 */
902 if (!GetFullPathNameA( name
, sizeof(ofs
->szPathName
),
903 ofs
->szPathName
, NULL
)) goto error
;
904 FILE_ConvertOFMode( mode
, &access
, &sharing
);
906 /* OF_PARSE simply fills the structure */
910 ofs
->fFixedDisk
= (GetDriveType16( ofs
->szPathName
[0]-'A' )
912 TRACE("(%s): OF_PARSE, res = '%s'\n",
913 name
, ofs
->szPathName
);
917 /* OF_CREATE is completely different from all other options, so
920 if (mode
& OF_CREATE
)
922 if ((hFileRet
= CreateFileA( name
, GENERIC_READ
| GENERIC_WRITE
,
923 sharing
, NULL
, CREATE_ALWAYS
,
924 FILE_ATTRIBUTE_NORMAL
, 0 ))== INVALID_HANDLE_VALUE
)
929 /* If OF_SEARCH is set, ignore the given path */
931 if ((mode
& OF_SEARCH
) && !(mode
& OF_REOPEN
))
933 /* First try the file name as is */
934 if (DOSFS_GetFullName( name
, TRUE
, &full_name
)) goto found
;
935 /* Now remove the path */
936 if (name
[0] && (name
[1] == ':')) name
+= 2;
937 if ((p
= strrchr( name
, '\\' ))) name
= p
+ 1;
938 if ((p
= strrchr( name
, '/' ))) name
= p
+ 1;
939 if (!name
[0]) goto not_found
;
942 /* Now look for the file */
944 if (!DIR_SearchPath( NULL
, name
, NULL
, &full_name
, win32
)) goto not_found
;
947 TRACE("found %s = %s\n",
948 full_name
.long_name
, full_name
.short_name
);
949 lstrcpynA( ofs
->szPathName
, full_name
.short_name
,
950 sizeof(ofs
->szPathName
) );
952 if (mode
& OF_SHARE_EXCLUSIVE
)
953 /* Some InstallShield version uses OF_SHARE_EXCLUSIVE
954 on the file <tempdir>/_ins0432._mp to determine how
955 far installation has proceeded.
956 _ins0432._mp is an executable and while running the
957 application expects the open with OF_SHARE_ to fail*/
959 As our loader closes the files after loading the executable,
960 we can't find the running executable with FILE_InUse.
961 The loader should keep the file open, as Windows does that, too.
964 char *last
= strrchr(full_name
.long_name
,'/');
966 last
= full_name
.long_name
- 1;
967 if (GetModuleHandle16(last
+1))
969 TRACE("Denying shared open for %s\n",full_name
.long_name
);
974 if (mode
& OF_DELETE
)
976 if (unlink( full_name
.long_name
) == -1) goto not_found
;
977 TRACE("(%s): OF_DELETE return = OK\n", name
);
981 hFileRet
= FILE_CreateFile( full_name
.long_name
, access
, sharing
,
982 NULL
, OPEN_EXISTING
, 0, 0,
983 DRIVE_GetFlags(full_name
.drive
) & DRIVE_FAIL_READ_ONLY
,
984 GetDriveTypeA( full_name
.short_name
) );
985 if (!hFileRet
) goto not_found
;
987 GetFileTime( hFileRet
, NULL
, NULL
, &filetime
);
988 FileTimeToDosDateTime( &filetime
, &filedatetime
[0], &filedatetime
[1] );
989 if ((mode
& OF_VERIFY
) && (mode
& OF_REOPEN
))
991 if (memcmp( ofs
->reserved
, filedatetime
, sizeof(ofs
->reserved
) ))
993 CloseHandle( hFileRet
);
994 WARN("(%s): OF_VERIFY failed\n", name
);
995 /* FIXME: what error here? */
996 SetLastError( ERROR_FILE_NOT_FOUND
);
1000 memcpy( ofs
->reserved
, filedatetime
, sizeof(ofs
->reserved
) );
1002 success
: /* We get here if the open was successful */
1003 TRACE("(%s): OK, return = %d\n", name
, hFileRet
);
1006 if (mode
& OF_EXIST
) /* Return the handle, but close it first */
1007 CloseHandle( hFileRet
);
1011 hFileRet
= Win32HandleToDosFileHandle( hFileRet
);
1012 if (hFileRet
== HFILE_ERROR16
) goto error
;
1013 if (mode
& OF_EXIST
) /* Return the handle, but close it first */
1014 _lclose16( hFileRet
);
1018 not_found
: /* We get here if the file does not exist */
1019 WARN("'%s' not found or sharing violation\n", name
);
1020 SetLastError( ERROR_FILE_NOT_FOUND
);
1023 error
: /* We get here if there was an error opening the file */
1024 ofs
->nErrCode
= GetLastError();
1025 WARN("(%s): return = HFILE_ERROR error= %d\n",
1026 name
,ofs
->nErrCode
);
1031 /***********************************************************************
1032 * OpenFile (KERNEL.74)
1033 * OpenFileEx (KERNEL.360)
1035 HFILE16 WINAPI
OpenFile16( LPCSTR name
, OFSTRUCT
*ofs
, UINT16 mode
)
1037 return FILE_DoOpenFile( name
, ofs
, mode
, FALSE
);
1041 /***********************************************************************
1042 * OpenFile (KERNEL32.@)
1044 HFILE WINAPI
OpenFile( LPCSTR name
, OFSTRUCT
*ofs
, UINT mode
)
1046 return FILE_DoOpenFile( name
, ofs
, mode
, TRUE
);
1050 /***********************************************************************
1051 * FILE_InitProcessDosHandles
1053 * Allocates the default DOS handles for a process. Called either by
1054 * Win32HandleToDosFileHandle below or by the DOSVM stuff.
1056 static void FILE_InitProcessDosHandles( void )
1058 dos_handles
[0] = GetStdHandle(STD_INPUT_HANDLE
);
1059 dos_handles
[1] = GetStdHandle(STD_OUTPUT_HANDLE
);
1060 dos_handles
[2] = GetStdHandle(STD_ERROR_HANDLE
);
1061 dos_handles
[3] = GetStdHandle(STD_ERROR_HANDLE
);
1062 dos_handles
[4] = GetStdHandle(STD_ERROR_HANDLE
);
1065 /***********************************************************************
1066 * Win32HandleToDosFileHandle (KERNEL32.21)
1068 * Allocate a DOS handle for a Win32 handle. The Win32 handle is no
1069 * longer valid after this function (even on failure).
1071 * Note: this is not exactly right, since on Win95 the Win32 handles
1072 * are on top of DOS handles and we do it the other way
1073 * around. Should be good enough though.
1075 HFILE WINAPI
Win32HandleToDosFileHandle( HANDLE handle
)
1079 if (!handle
|| (handle
== INVALID_HANDLE_VALUE
))
1082 for (i
= 5; i
< DOS_TABLE_SIZE
; i
++)
1083 if (!dos_handles
[i
])
1085 dos_handles
[i
] = handle
;
1086 TRACE("Got %d for h32 %d\n", i
, handle
);
1089 CloseHandle( handle
);
1090 SetLastError( ERROR_TOO_MANY_OPEN_FILES
);
1095 /***********************************************************************
1096 * DosFileHandleToWin32Handle (KERNEL32.20)
1098 * Return the Win32 handle for a DOS handle.
1100 * Note: this is not exactly right, since on Win95 the Win32 handles
1101 * are on top of DOS handles and we do it the other way
1102 * around. Should be good enough though.
1104 HANDLE WINAPI
DosFileHandleToWin32Handle( HFILE handle
)
1106 HFILE16 hfile
= (HFILE16
)handle
;
1107 if (hfile
< 5 && !dos_handles
[hfile
]) FILE_InitProcessDosHandles();
1108 if ((hfile
>= DOS_TABLE_SIZE
) || !dos_handles
[hfile
])
1110 SetLastError( ERROR_INVALID_HANDLE
);
1111 return INVALID_HANDLE_VALUE
;
1113 return dos_handles
[hfile
];
1117 /***********************************************************************
1118 * DisposeLZ32Handle (KERNEL32.22)
1120 * Note: this is not entirely correct, we should only close the
1121 * 32-bit handle and not the 16-bit one, but we cannot do
1122 * this because of the way our DOS handles are implemented.
1123 * It shouldn't break anything though.
1125 void WINAPI
DisposeLZ32Handle( HANDLE handle
)
1129 if (!handle
|| (handle
== INVALID_HANDLE_VALUE
)) return;
1131 for (i
= 5; i
< DOS_TABLE_SIZE
; i
++)
1132 if (dos_handles
[i
] == handle
)
1135 CloseHandle( handle
);
1141 /***********************************************************************
1144 * dup2() function for DOS handles.
1146 HFILE16
FILE_Dup2( HFILE16 hFile1
, HFILE16 hFile2
)
1150 if (hFile1
< 5 && !dos_handles
[hFile1
]) FILE_InitProcessDosHandles();
1152 if ((hFile1
>= DOS_TABLE_SIZE
) || (hFile2
>= DOS_TABLE_SIZE
) || !dos_handles
[hFile1
])
1154 SetLastError( ERROR_INVALID_HANDLE
);
1155 return HFILE_ERROR16
;
1159 FIXME("stdio handle closed, need proper conversion\n" );
1160 SetLastError( ERROR_INVALID_HANDLE
);
1161 return HFILE_ERROR16
;
1163 if (!DuplicateHandle( GetCurrentProcess(), dos_handles
[hFile1
],
1164 GetCurrentProcess(), &new_handle
,
1165 0, FALSE
, DUPLICATE_SAME_ACCESS
))
1166 return HFILE_ERROR16
;
1167 if (dos_handles
[hFile2
]) CloseHandle( dos_handles
[hFile2
] );
1168 dos_handles
[hFile2
] = new_handle
;
1173 /***********************************************************************
1174 * _lclose (KERNEL.81)
1176 HFILE16 WINAPI
_lclose16( HFILE16 hFile
)
1180 FIXME("stdio handle closed, need proper conversion\n" );
1181 SetLastError( ERROR_INVALID_HANDLE
);
1182 return HFILE_ERROR16
;
1184 if ((hFile
>= DOS_TABLE_SIZE
) || !dos_handles
[hFile
])
1186 SetLastError( ERROR_INVALID_HANDLE
);
1187 return HFILE_ERROR16
;
1189 TRACE("%d (handle32=%d)\n", hFile
, dos_handles
[hFile
] );
1190 CloseHandle( dos_handles
[hFile
] );
1191 dos_handles
[hFile
] = 0;
1196 /***********************************************************************
1197 * _lclose (KERNEL32.@)
1199 HFILE WINAPI
_lclose( HFILE hFile
)
1201 TRACE("handle %d\n", hFile
);
1202 return CloseHandle( hFile
) ? 0 : HFILE_ERROR
;
1205 /***********************************************************************
1206 * GetOverlappedResult (KERNEL32.@)
1208 * Check the result of an Asynchronous data transfer from a file.
1214 * If successful (and relevant) lpTransferred will hold the number of
1215 * bytes transferred during the async operation.
1219 * Currently only works for WaitCommEvent, ReadFile, WriteFile
1220 * with communications ports.
1223 BOOL WINAPI
GetOverlappedResult(
1224 HANDLE hFile
, /* [in] handle of file to check on */
1225 LPOVERLAPPED lpOverlapped
, /* [in/out] pointer to overlapped */
1226 LPDWORD lpTransferred
, /* [in/out] number of bytes transferred */
1227 BOOL bWait
/* [in] wait for the transfer to complete ? */
1231 TRACE("(%d %p %p %x)\n", hFile
, lpOverlapped
, lpTransferred
, bWait
);
1233 if(lpOverlapped
==NULL
)
1235 ERR("lpOverlapped was null\n");
1238 if(!lpOverlapped
->hEvent
)
1240 ERR("lpOverlapped->hEvent was null\n");
1245 TRACE("waiting on %p\n",lpOverlapped
);
1246 r
= WaitForSingleObjectEx(lpOverlapped
->hEvent
, bWait
?INFINITE
:0, TRUE
);
1247 TRACE("wait on %p returned %ld\n",lpOverlapped
,r
);
1248 } while (r
==STATUS_USER_APC
);
1251 *lpTransferred
= lpOverlapped
->InternalHigh
;
1253 SetLastError(lpOverlapped
->Internal
);
1255 return (r
==WAIT_OBJECT_0
);
1259 /***********************************************************************
1260 * CancelIo (KERNEL32.@)
1262 BOOL WINAPI
CancelIo(HANDLE handle
)
1264 FIXME("(%d) stub\n",handle
);
1268 /***********************************************************************
1269 * FILE_AsyncReadService (INTERNAL)
1271 * This function is called while the client is waiting on the
1272 * server, so we can't make any server calls here.
1274 static void FILE_AsyncReadService(async_private
*ovp
, int events
)
1276 LPOVERLAPPED lpOverlapped
= ovp
->lpOverlapped
;
1279 TRACE("%p %p %08x\n", lpOverlapped
, ovp
->buffer
, events
);
1281 /* if POLLNVAL, then our fd was closed or we have the wrong fd */
1284 ERR("fd %d invalid for %p\n",ovp
->fd
,ovp
);
1285 r
= STATUS_UNSUCCESSFUL
;
1289 /* if there are no events, it must be a timeout */
1292 TRACE("read timed out\n");
1297 /* check to see if the data is ready (non-blocking) */
1298 result
= read(ovp
->fd
, &ovp
->buffer
[lpOverlapped
->InternalHigh
],
1299 ovp
->count
- lpOverlapped
->InternalHigh
);
1301 if ( (result
<0) && ((errno
== EAGAIN
) || (errno
== EINTR
)))
1303 TRACE("Deferred read %d\n",errno
);
1308 /* check to see if the transfer is complete */
1311 TRACE("read returned errno %d\n",errno
);
1312 r
= STATUS_UNSUCCESSFUL
;
1316 lpOverlapped
->InternalHigh
+= result
;
1317 TRACE("read %d more bytes %ld/%d so far\n",result
,lpOverlapped
->InternalHigh
,ovp
->count
);
1319 if(lpOverlapped
->InternalHigh
< ovp
->count
)
1325 lpOverlapped
->Internal
= r
;
1328 /* flogged from wineserver */
1329 /* add a timeout in milliseconds to an absolute time */
1330 static void add_timeout( struct timeval
*when
, int timeout
)
1334 long sec
= timeout
/ 1000;
1335 if ((when
->tv_usec
+= (timeout
- 1000*sec
) * 1000) >= 1000000)
1337 when
->tv_usec
-= 1000000;
1340 when
->tv_sec
+= sec
;
1344 /***********************************************************************
1345 * FILE_GetTimeout (INTERNAL)
1347 static BOOL
FILE_GetTimeout(HANDLE hFile
, DWORD txcount
, DWORD type
, int *timeout
)
1350 SERVER_START_REQ(create_async
)
1352 req
->count
= txcount
;
1354 req
->file_handle
= hFile
;
1355 ret
= SERVER_CALL();
1357 *timeout
= req
->timeout
;
1363 /***********************************************************************
1364 * FILE_ReadFileEx (INTERNAL)
1366 static BOOL
FILE_ReadFileEx(HANDLE hFile
, LPVOID buffer
, DWORD bytesToRead
,
1367 LPOVERLAPPED overlapped
,
1368 LPOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine
)
1373 TRACE("file %d to buf %p num %ld %p func %p\n",
1374 hFile
, buffer
, bytesToRead
, overlapped
, lpCompletionRoutine
);
1376 /* check that there is an overlapped struct with an event flag */
1377 if ( (overlapped
==NULL
) || NtResetEvent( overlapped
->hEvent
, NULL
) )
1379 TRACE("Overlapped not specified or invalid event flag\n");
1380 SetLastError(ERROR_INVALID_PARAMETER
);
1384 if ( !FILE_GetTimeout(hFile
, bytesToRead
, ASYNC_TYPE_READ
, &timeout
) )
1386 TRACE("FILE_GetTimeout failed\n");
1390 fd
= FILE_GetUnixHandle( hFile
, GENERIC_READ
);
1393 TRACE("Couldn't get FD\n");
1397 ovp
= (async_private
*) HeapAlloc(GetProcessHeap(), 0, sizeof (async_private
));
1400 TRACE("HeapAlloc Failed\n");
1401 SetLastError(ERROR_NOT_ENOUGH_MEMORY
);
1405 ovp
->lpOverlapped
= overlapped
;
1406 ovp
->count
= bytesToRead
;
1407 ovp
->completion_func
= lpCompletionRoutine
;
1408 ovp
->timeout
= timeout
;
1409 gettimeofday(&ovp
->tv
,NULL
);
1410 add_timeout(&ovp
->tv
,timeout
);
1411 ovp
->event
= POLLIN
;
1412 ovp
->func
= FILE_AsyncReadService
;
1413 ovp
->buffer
= buffer
;
1416 /* hook this overlap into the pending async operation list */
1417 ovp
->next
= NtCurrentTeb()->pending_list
;
1420 ovp
->next
->prev
= ovp
;
1421 NtCurrentTeb()->pending_list
= ovp
;
1426 /***********************************************************************
1427 * ReadFileEx (KERNEL32.@)
1429 BOOL WINAPI
ReadFileEx(HANDLE hFile
, LPVOID buffer
, DWORD bytesToRead
,
1430 LPOVERLAPPED overlapped
,
1431 LPOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine
)
1433 /* FIXME: MS docs say we shouldn't set overlapped->hEvent */
1434 overlapped
->Internal
= STATUS_PENDING
;
1435 overlapped
->InternalHigh
= 0;
1436 return FILE_ReadFileEx(hFile
,buffer
,bytesToRead
,overlapped
,lpCompletionRoutine
);
1439 /***********************************************************************
1440 * ReadFile (KERNEL32.@)
1442 BOOL WINAPI
ReadFile( HANDLE hFile
, LPVOID buffer
, DWORD bytesToRead
,
1443 LPDWORD bytesRead
, LPOVERLAPPED overlapped
)
1445 int unix_handle
, result
;
1448 TRACE("%d %p %ld %p %p\n", hFile
, buffer
, bytesToRead
,
1449 bytesRead
, overlapped
);
1451 if (bytesRead
) *bytesRead
= 0; /* Do this before anything else */
1452 if (!bytesToRead
) return TRUE
;
1454 unix_handle
= FILE_GetUnixHandleType( hFile
, GENERIC_READ
, &type
);
1455 if (unix_handle
== -1)
1460 case FD_TYPE_OVERLAPPED
:
1464 SetLastError(ERROR_INVALID_PARAMETER
);
1468 /* see if we can read some data already (this shouldn't block) */
1469 result
= read( unix_handle
, buffer
, bytesToRead
);
1478 /* if we read enough to keep the app happy, then return now */
1479 if(result
>=bytesToRead
)
1481 *bytesRead
= result
;
1485 /* at last resort, do an overlapped read */
1486 overlapped
->Internal
= STATUS_PENDING
;
1487 overlapped
->InternalHigh
= result
;
1489 if(!FILE_ReadFileEx(hFile
, buffer
, bytesToRead
, overlapped
, NULL
))
1492 /* fail on return, with ERROR_IO_PENDING */
1493 SetLastError(ERROR_IO_PENDING
);
1500 SetLastError(ERROR_INVALID_PARAMETER
);
1506 /* code for synchronous reads */
1507 while ((result
= read( unix_handle
, buffer
, bytesToRead
)) == -1)
1509 if ((errno
== EAGAIN
) || (errno
== EINTR
)) continue;
1510 if ((errno
== EFAULT
) && !IsBadWritePtr( buffer
, bytesToRead
)) continue;
1514 close( unix_handle
);
1515 if (result
== -1) return FALSE
;
1516 if (bytesRead
) *bytesRead
= result
;
1521 /***********************************************************************
1522 * FILE_AsyncWriteService (INTERNAL)
1524 * This function is called while the client is waiting on the
1525 * server, so we can't make any server calls here.
1527 static void FILE_AsyncWriteService(struct async_private
*ovp
, int events
)
1529 LPOVERLAPPED lpOverlapped
= ovp
->lpOverlapped
;
1532 TRACE("(%p %p %08x)\n",lpOverlapped
,ovp
->buffer
,events
);
1534 /* if POLLNVAL, then our fd was closed or we have the wrong fd */
1537 ERR("fd %d invalid for %p\n",ovp
->fd
,ovp
);
1538 r
= STATUS_UNSUCCESSFUL
;
1542 /* if there are no events, it must be a timeout */
1545 TRACE("write timed out\n");
1550 /* write some data (non-blocking) */
1551 result
= write(ovp
->fd
, &ovp
->buffer
[lpOverlapped
->InternalHigh
],
1552 ovp
->count
-lpOverlapped
->InternalHigh
);
1554 if ( (result
<0) && ((errno
== EAGAIN
) || (errno
== EINTR
)))
1560 /* check to see if the transfer is complete */
1563 r
= STATUS_UNSUCCESSFUL
;
1567 lpOverlapped
->InternalHigh
+= result
;
1569 TRACE("wrote %d more bytes %ld/%d so far\n",result
,lpOverlapped
->InternalHigh
,ovp
->count
);
1571 if(lpOverlapped
->InternalHigh
< ovp
->count
)
1577 lpOverlapped
->Internal
= r
;
1580 /***********************************************************************
1581 * WriteFileEx (KERNEL32.@)
1583 BOOL WINAPI
WriteFileEx(HANDLE hFile
, LPCVOID buffer
, DWORD bytesToWrite
,
1584 LPOVERLAPPED overlapped
,
1585 LPOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine
)
1590 TRACE("file %d to buf %p num %ld %p func %p stub\n",
1591 hFile
, buffer
, bytesToWrite
, overlapped
, lpCompletionRoutine
);
1593 if ( (overlapped
== NULL
) || NtResetEvent( overlapped
->hEvent
, NULL
) )
1595 SetLastError(ERROR_INVALID_PARAMETER
);
1599 overlapped
->Internal
= STATUS_PENDING
;
1600 overlapped
->InternalHigh
= 0;
1602 if (!FILE_GetTimeout(hFile
, bytesToWrite
, ASYNC_TYPE_WRITE
, &timeout
))
1604 TRACE("FILE_GetTimeout failed\n");
1608 ovp
= (async_private
*) HeapAlloc(GetProcessHeap(), 0, sizeof (async_private
));
1611 TRACE("HeapAlloc Failed\n");
1612 SetLastError(ERROR_NOT_ENOUGH_MEMORY
);
1615 ovp
->lpOverlapped
= overlapped
;
1616 ovp
->timeout
= timeout
;
1617 gettimeofday(&ovp
->tv
,NULL
);
1618 add_timeout(&ovp
->tv
,timeout
);
1619 ovp
->event
= POLLOUT
;
1620 ovp
->func
= FILE_AsyncWriteService
;
1621 ovp
->buffer
= (LPVOID
) buffer
;
1622 ovp
->count
= bytesToWrite
;
1623 ovp
->completion_func
= lpCompletionRoutine
;
1624 ovp
->fd
= FILE_GetUnixHandle( hFile
, GENERIC_WRITE
);
1627 HeapFree(GetProcessHeap(), 0, ovp
);
1631 /* hook this overlap into the pending async operation list */
1632 ovp
->next
= NtCurrentTeb()->pending_list
;
1635 ovp
->next
->prev
= ovp
;
1636 NtCurrentTeb()->pending_list
= ovp
;
1638 SetLastError(ERROR_IO_PENDING
);
1640 /* always fail on return, either ERROR_IO_PENDING or other error */
1644 /***********************************************************************
1645 * WriteFile (KERNEL32.@)
1647 BOOL WINAPI
WriteFile( HANDLE hFile
, LPCVOID buffer
, DWORD bytesToWrite
,
1648 LPDWORD bytesWritten
, LPOVERLAPPED overlapped
)
1650 int unix_handle
, result
;
1652 TRACE("%d %p %ld %p %p\n", hFile
, buffer
, bytesToWrite
,
1653 bytesWritten
, overlapped
);
1655 if (bytesWritten
) *bytesWritten
= 0; /* Do this before anything else */
1656 if (!bytesToWrite
) return TRUE
;
1658 /* this will only have impact if the overlappd structure is specified */
1660 return WriteFileEx(hFile
, buffer
, bytesToWrite
, overlapped
, NULL
);
1662 unix_handle
= FILE_GetUnixHandle( hFile
, GENERIC_WRITE
);
1663 if (unix_handle
== -1) return FALSE
;
1665 /* synchronous file write */
1666 while ((result
= write( unix_handle
, buffer
, bytesToWrite
)) == -1)
1668 if ((errno
== EAGAIN
) || (errno
== EINTR
)) continue;
1669 if ((errno
== EFAULT
) && !IsBadReadPtr( buffer
, bytesToWrite
)) continue;
1670 if (errno
== ENOSPC
)
1671 SetLastError( ERROR_DISK_FULL
);
1676 close( unix_handle
);
1677 if (result
== -1) return FALSE
;
1678 if (bytesWritten
) *bytesWritten
= result
;
1683 /***********************************************************************
1684 * _hread (KERNEL.349)
1686 LONG WINAPI
WIN16_hread( HFILE16 hFile
, SEGPTR buffer
, LONG count
)
1690 TRACE("%d %08lx %ld\n",
1691 hFile
, (DWORD
)buffer
, count
);
1693 /* Some programs pass a count larger than the allocated buffer */
1694 maxlen
= GetSelectorLimit16( SELECTOROF(buffer
) ) - OFFSETOF(buffer
) + 1;
1695 if (count
> maxlen
) count
= maxlen
;
1696 return _lread(DosFileHandleToWin32Handle(hFile
), MapSL(buffer
), count
);
1700 /***********************************************************************
1701 * _lread (KERNEL.82)
1703 UINT16 WINAPI
WIN16_lread( HFILE16 hFile
, SEGPTR buffer
, UINT16 count
)
1705 return (UINT16
)WIN16_hread( hFile
, buffer
, (LONG
)count
);
1709 /***********************************************************************
1710 * _lread (KERNEL32.@)
1712 UINT WINAPI
_lread( HFILE handle
, LPVOID buffer
, UINT count
)
1715 if (!ReadFile( handle
, buffer
, count
, &result
, NULL
)) return -1;
1720 /***********************************************************************
1721 * _lread16 (KERNEL.82)
1723 UINT16 WINAPI
_lread16( HFILE16 hFile
, LPVOID buffer
, UINT16 count
)
1725 return (UINT16
)_lread(DosFileHandleToWin32Handle(hFile
), buffer
, (LONG
)count
);
1729 /***********************************************************************
1730 * _lcreat (KERNEL.83)
1732 HFILE16 WINAPI
_lcreat16( LPCSTR path
, INT16 attr
)
1734 return Win32HandleToDosFileHandle( _lcreat( path
, attr
) );
1738 /***********************************************************************
1739 * _lcreat (KERNEL32.@)
1741 HFILE WINAPI
_lcreat( LPCSTR path
, INT attr
)
1743 /* Mask off all flags not explicitly allowed by the doc */
1744 attr
&= FILE_ATTRIBUTE_READONLY
| FILE_ATTRIBUTE_HIDDEN
| FILE_ATTRIBUTE_SYSTEM
;
1745 TRACE("%s %02x\n", path
, attr
);
1746 return CreateFileA( path
, GENERIC_READ
| GENERIC_WRITE
,
1747 FILE_SHARE_READ
| FILE_SHARE_WRITE
, NULL
,
1748 CREATE_ALWAYS
, attr
, 0 );
1752 /***********************************************************************
1753 * SetFilePointer (KERNEL32.@)
1755 DWORD WINAPI
SetFilePointer( HANDLE hFile
, LONG distance
, LONG
*highword
,
1758 DWORD ret
= 0xffffffff;
1760 TRACE("handle %d offset %ld high %ld origin %ld\n",
1761 hFile
, distance
, highword
?*highword
:0, method
);
1763 SERVER_START_REQ( set_file_pointer
)
1765 req
->handle
= hFile
;
1766 req
->low
= distance
;
1767 req
->high
= highword
? *highword
: (distance
>= 0) ? 0 : -1;
1768 /* FIXME: assumes 1:1 mapping between Windows and Unix seek constants */
1769 req
->whence
= method
;
1771 if (!SERVER_CALL_ERR())
1774 if (highword
) *highword
= req
->new_high
;
1782 /***********************************************************************
1783 * _llseek (KERNEL.84)
1786 * Seeking before the start of the file should be allowed for _llseek16,
1787 * but cause subsequent I/O operations to fail (cf. interrupt list)
1790 LONG WINAPI
_llseek16( HFILE16 hFile
, LONG lOffset
, INT16 nOrigin
)
1792 return SetFilePointer( DosFileHandleToWin32Handle(hFile
), lOffset
, NULL
, nOrigin
);
1796 /***********************************************************************
1797 * _llseek (KERNEL32.@)
1799 LONG WINAPI
_llseek( HFILE hFile
, LONG lOffset
, INT nOrigin
)
1801 return SetFilePointer( hFile
, lOffset
, NULL
, nOrigin
);
1805 /***********************************************************************
1806 * _lopen (KERNEL.85)
1808 HFILE16 WINAPI
_lopen16( LPCSTR path
, INT16 mode
)
1810 return Win32HandleToDosFileHandle( _lopen( path
, mode
) );
1814 /***********************************************************************
1815 * _lopen (KERNEL32.@)
1817 HFILE WINAPI
_lopen( LPCSTR path
, INT mode
)
1819 DWORD access
, sharing
;
1821 TRACE("('%s',%04x)\n", path
, mode
);
1822 FILE_ConvertOFMode( mode
, &access
, &sharing
);
1823 return CreateFileA( path
, access
, sharing
, NULL
, OPEN_EXISTING
, 0, 0 );
1827 /***********************************************************************
1828 * _lwrite (KERNEL.86)
1830 UINT16 WINAPI
_lwrite16( HFILE16 hFile
, LPCSTR buffer
, UINT16 count
)
1832 return (UINT16
)_hwrite( DosFileHandleToWin32Handle(hFile
), buffer
, (LONG
)count
);
1835 /***********************************************************************
1836 * _lwrite (KERNEL32.@)
1838 UINT WINAPI
_lwrite( HFILE hFile
, LPCSTR buffer
, UINT count
)
1840 return (UINT
)_hwrite( hFile
, buffer
, (LONG
)count
);
1844 /***********************************************************************
1845 * _hread16 (KERNEL.349)
1847 LONG WINAPI
_hread16( HFILE16 hFile
, LPVOID buffer
, LONG count
)
1849 return _lread( DosFileHandleToWin32Handle(hFile
), buffer
, count
);
1853 /***********************************************************************
1854 * _hread (KERNEL32.@)
1856 LONG WINAPI
_hread( HFILE hFile
, LPVOID buffer
, LONG count
)
1858 return _lread( hFile
, buffer
, count
);
1862 /***********************************************************************
1863 * _hwrite (KERNEL.350)
1865 LONG WINAPI
_hwrite16( HFILE16 hFile
, LPCSTR buffer
, LONG count
)
1867 return _hwrite( DosFileHandleToWin32Handle(hFile
), buffer
, count
);
1871 /***********************************************************************
1872 * _hwrite (KERNEL32.@)
1874 * experimentation yields that _lwrite:
1875 * o truncates the file at the current position with
1877 * o returns 0 on a 0 length write
1878 * o works with console handles
1881 LONG WINAPI
_hwrite( HFILE handle
, LPCSTR buffer
, LONG count
)
1885 TRACE("%d %p %ld\n", handle
, buffer
, count
);
1889 /* Expand or truncate at current position */
1890 if (!SetEndOfFile( handle
)) return HFILE_ERROR
;
1893 if (!WriteFile( handle
, buffer
, count
, &result
, NULL
))
1899 /***********************************************************************
1900 * SetHandleCount (KERNEL.199)
1902 UINT16 WINAPI
SetHandleCount16( UINT16 count
)
1904 return SetHandleCount( count
);
1908 /*************************************************************************
1909 * SetHandleCount (KERNEL32.@)
1911 UINT WINAPI
SetHandleCount( UINT count
)
1913 return min( 256, count
);
1917 /***********************************************************************
1918 * FlushFileBuffers (KERNEL32.@)
1920 BOOL WINAPI
FlushFileBuffers( HANDLE hFile
)
1923 SERVER_START_REQ( flush_file
)
1925 req
->handle
= hFile
;
1926 ret
= !SERVER_CALL_ERR();
1933 /**************************************************************************
1934 * SetEndOfFile (KERNEL32.@)
1936 BOOL WINAPI
SetEndOfFile( HANDLE hFile
)
1939 SERVER_START_REQ( truncate_file
)
1941 req
->handle
= hFile
;
1942 ret
= !SERVER_CALL_ERR();
1949 /***********************************************************************
1950 * DeleteFile (KERNEL.146)
1952 BOOL16 WINAPI
DeleteFile16( LPCSTR path
)
1954 return DeleteFileA( path
);
1958 /***********************************************************************
1959 * DeleteFileA (KERNEL32.@)
1961 BOOL WINAPI
DeleteFileA( LPCSTR path
)
1963 DOS_FULL_NAME full_name
;
1967 SetLastError(ERROR_INVALID_PARAMETER
);
1970 TRACE("'%s'\n", path
);
1974 ERR("Empty path passed\n");
1977 if (DOSFS_GetDevice( path
))
1979 WARN("cannot remove DOS device '%s'!\n", path
);
1980 SetLastError( ERROR_FILE_NOT_FOUND
);
1984 if (!DOSFS_GetFullName( path
, TRUE
, &full_name
)) return FALSE
;
1985 if (unlink( full_name
.long_name
) == -1)
1994 /***********************************************************************
1995 * DeleteFileW (KERNEL32.@)
1997 BOOL WINAPI
DeleteFileW( LPCWSTR path
)
1999 LPSTR xpath
= HEAP_strdupWtoA( GetProcessHeap(), 0, path
);
2000 BOOL ret
= DeleteFileA( xpath
);
2001 HeapFree( GetProcessHeap(), 0, xpath
);
2006 /***********************************************************************
2007 * GetFileType (KERNEL32.@)
2009 DWORD WINAPI
GetFileType( HANDLE hFile
)
2011 DWORD ret
= FILE_TYPE_UNKNOWN
;
2012 SERVER_START_REQ( get_file_info
)
2014 req
->handle
= hFile
;
2015 if (!SERVER_CALL_ERR()) ret
= req
->type
;
2022 /* check if a file name is for an executable file (.exe or .com) */
2023 inline static BOOL
is_executable( const char *name
)
2025 int len
= strlen(name
);
2027 if (len
< 4) return FALSE
;
2028 return (!strcasecmp( name
+ len
- 4, ".exe" ) ||
2029 !strcasecmp( name
+ len
- 4, ".com" ));
2033 /**************************************************************************
2034 * MoveFileExA (KERNEL32.@)
2036 BOOL WINAPI
MoveFileExA( LPCSTR fn1
, LPCSTR fn2
, DWORD flag
)
2038 DOS_FULL_NAME full_name1
, full_name2
;
2040 TRACE("(%s,%s,%04lx)\n", fn1
, fn2
, flag
);
2043 SetLastError(ERROR_INVALID_PARAMETER
);
2047 if (!DOSFS_GetFullName( fn1
, TRUE
, &full_name1
)) return FALSE
;
2049 if (fn2
) /* !fn2 means delete fn1 */
2051 if (DOSFS_GetFullName( fn2
, TRUE
, &full_name2
))
2053 /* target exists, check if we may overwrite */
2054 if (!(flag
& MOVEFILE_REPLACE_EXISTING
))
2056 /* FIXME: Use right error code */
2057 SetLastError( ERROR_ACCESS_DENIED
);
2061 else if (!DOSFS_GetFullName( fn2
, FALSE
, &full_name2
)) return FALSE
;
2063 /* Source name and target path are valid */
2065 if (flag
& MOVEFILE_DELAY_UNTIL_REBOOT
)
2067 /* FIXME: (bon@elektron.ikp.physik.th-darmstadt.de 970706)
2068 Perhaps we should queue these command and execute it
2069 when exiting... What about using on_exit(2)
2071 FIXME("Please move existing file '%s' to file '%s' when Wine has finished\n",
2072 full_name1
.long_name
, full_name2
.long_name
);
2076 if (full_name1
.drive
!= full_name2
.drive
)
2078 /* use copy, if allowed */
2079 if (!(flag
& MOVEFILE_COPY_ALLOWED
))
2081 /* FIXME: Use right error code */
2082 SetLastError( ERROR_FILE_EXISTS
);
2085 return CopyFileA( fn1
, fn2
, !(flag
& MOVEFILE_REPLACE_EXISTING
) );
2087 if (rename( full_name1
.long_name
, full_name2
.long_name
) == -1)
2092 if (is_executable( full_name1
.long_name
) != is_executable( full_name2
.long_name
))
2095 if (stat( full_name2
.long_name
, &fstat
) != -1)
2097 if (is_executable( full_name2
.long_name
))
2098 /* set executable bit where read bit is set */
2099 fstat
.st_mode
|= (fstat
.st_mode
& 0444) >> 2;
2101 fstat
.st_mode
&= ~0111;
2102 chmod( full_name2
.long_name
, fstat
.st_mode
);
2107 else /* fn2 == NULL means delete source */
2109 if (flag
& MOVEFILE_DELAY_UNTIL_REBOOT
)
2111 if (flag
& MOVEFILE_COPY_ALLOWED
) {
2112 WARN("Illegal flag\n");
2113 SetLastError( ERROR_GEN_FAILURE
);
2116 /* FIXME: (bon@elektron.ikp.physik.th-darmstadt.de 970706)
2117 Perhaps we should queue these command and execute it
2118 when exiting... What about using on_exit(2)
2120 FIXME("Please delete file '%s' when Wine has finished\n",
2121 full_name1
.long_name
);
2125 if (unlink( full_name1
.long_name
) == -1)
2130 return TRUE
; /* successfully deleted */
2134 /**************************************************************************
2135 * MoveFileExW (KERNEL32.@)
2137 BOOL WINAPI
MoveFileExW( LPCWSTR fn1
, LPCWSTR fn2
, DWORD flag
)
2139 LPSTR afn1
= HEAP_strdupWtoA( GetProcessHeap(), 0, fn1
);
2140 LPSTR afn2
= HEAP_strdupWtoA( GetProcessHeap(), 0, fn2
);
2141 BOOL res
= MoveFileExA( afn1
, afn2
, flag
);
2142 HeapFree( GetProcessHeap(), 0, afn1
);
2143 HeapFree( GetProcessHeap(), 0, afn2
);
2148 /**************************************************************************
2149 * MoveFileA (KERNEL32.@)
2151 * Move file or directory
2153 BOOL WINAPI
MoveFileA( LPCSTR fn1
, LPCSTR fn2
)
2155 DOS_FULL_NAME full_name1
, full_name2
;
2158 TRACE("(%s,%s)\n", fn1
, fn2
);
2160 if (!DOSFS_GetFullName( fn1
, TRUE
, &full_name1
)) return FALSE
;
2161 if (DOSFS_GetFullName( fn2
, TRUE
, &full_name2
)) {
2162 /* The new name must not already exist */
2163 SetLastError(ERROR_ALREADY_EXISTS
);
2166 if (!DOSFS_GetFullName( fn2
, FALSE
, &full_name2
)) return FALSE
;
2168 if (full_name1
.drive
== full_name2
.drive
) /* move */
2169 return MoveFileExA( fn1
, fn2
, MOVEFILE_COPY_ALLOWED
);
2172 if (stat( full_name1
.long_name
, &fstat
))
2174 WARN("Invalid source file %s\n",
2175 full_name1
.long_name
);
2179 if (S_ISDIR(fstat
.st_mode
)) {
2180 /* No Move for directories across file systems */
2181 /* FIXME: Use right error code */
2182 SetLastError( ERROR_GEN_FAILURE
);
2185 return CopyFileA(fn1
, fn2
, TRUE
); /*fail, if exist */
2189 /**************************************************************************
2190 * MoveFileW (KERNEL32.@)
2192 BOOL WINAPI
MoveFileW( LPCWSTR fn1
, LPCWSTR fn2
)
2194 LPSTR afn1
= HEAP_strdupWtoA( GetProcessHeap(), 0, fn1
);
2195 LPSTR afn2
= HEAP_strdupWtoA( GetProcessHeap(), 0, fn2
);
2196 BOOL res
= MoveFileA( afn1
, afn2
);
2197 HeapFree( GetProcessHeap(), 0, afn1
);
2198 HeapFree( GetProcessHeap(), 0, afn2
);
2203 /**************************************************************************
2204 * CopyFileA (KERNEL32.@)
2206 BOOL WINAPI
CopyFileA( LPCSTR source
, LPCSTR dest
, BOOL fail_if_exists
)
2209 BY_HANDLE_FILE_INFORMATION info
;
2215 if ((h1
= _lopen( source
, OF_READ
)) == HFILE_ERROR
) return FALSE
;
2216 if (!GetFileInformationByHandle( h1
, &info
))
2221 mode
= (info
.dwFileAttributes
& FILE_ATTRIBUTE_READONLY
) ? 0444 : 0666;
2222 if ((h2
= CreateFileA( dest
, GENERIC_WRITE
, FILE_SHARE_READ
| FILE_SHARE_WRITE
, NULL
,
2223 fail_if_exists
? CREATE_NEW
: CREATE_ALWAYS
,
2224 info
.dwFileAttributes
, h1
)) == INVALID_HANDLE_VALUE
)
2229 while ((count
= _lread( h1
, buffer
, sizeof(buffer
) )) > 0)
2234 INT res
= _lwrite( h2
, p
, count
);
2235 if (res
<= 0) goto done
;
2248 /**************************************************************************
2249 * CopyFileW (KERNEL32.@)
2251 BOOL WINAPI
CopyFileW( LPCWSTR source
, LPCWSTR dest
, BOOL fail_if_exists
)
2253 LPSTR sourceA
= HEAP_strdupWtoA( GetProcessHeap(), 0, source
);
2254 LPSTR destA
= HEAP_strdupWtoA( GetProcessHeap(), 0, dest
);
2255 BOOL ret
= CopyFileA( sourceA
, destA
, fail_if_exists
);
2256 HeapFree( GetProcessHeap(), 0, sourceA
);
2257 HeapFree( GetProcessHeap(), 0, destA
);
2262 /**************************************************************************
2263 * CopyFileExA (KERNEL32.@)
2265 * This implementation ignores most of the extra parameters passed-in into
2266 * the "ex" version of the method and calls the CopyFile method.
2267 * It will have to be fixed eventually.
2269 BOOL WINAPI
CopyFileExA(LPCSTR sourceFilename
,
2270 LPCSTR destFilename
,
2271 LPPROGRESS_ROUTINE progressRoutine
,
2273 LPBOOL cancelFlagPointer
,
2276 BOOL failIfExists
= FALSE
;
2279 * Interpret the only flag that CopyFile can interpret.
2281 if ( (copyFlags
& COPY_FILE_FAIL_IF_EXISTS
) != 0)
2283 failIfExists
= TRUE
;
2286 return CopyFileA(sourceFilename
, destFilename
, failIfExists
);
2289 /**************************************************************************
2290 * CopyFileExW (KERNEL32.@)
2292 BOOL WINAPI
CopyFileExW(LPCWSTR sourceFilename
,
2293 LPCWSTR destFilename
,
2294 LPPROGRESS_ROUTINE progressRoutine
,
2296 LPBOOL cancelFlagPointer
,
2299 LPSTR sourceA
= HEAP_strdupWtoA( GetProcessHeap(), 0, sourceFilename
);
2300 LPSTR destA
= HEAP_strdupWtoA( GetProcessHeap(), 0, destFilename
);
2302 BOOL ret
= CopyFileExA(sourceA
,
2309 HeapFree( GetProcessHeap(), 0, sourceA
);
2310 HeapFree( GetProcessHeap(), 0, destA
);
2316 /***********************************************************************
2317 * SetFileTime (KERNEL32.@)
2319 BOOL WINAPI
SetFileTime( HANDLE hFile
,
2320 const FILETIME
*lpCreationTime
,
2321 const FILETIME
*lpLastAccessTime
,
2322 const FILETIME
*lpLastWriteTime
)
2325 SERVER_START_REQ( set_file_time
)
2327 req
->handle
= hFile
;
2328 if (lpLastAccessTime
)
2329 RtlTimeToSecondsSince1970( lpLastAccessTime
, (DWORD
*)&req
->access_time
);
2331 req
->access_time
= 0; /* FIXME */
2332 if (lpLastWriteTime
)
2333 RtlTimeToSecondsSince1970( lpLastWriteTime
, (DWORD
*)&req
->write_time
);
2335 req
->write_time
= 0; /* FIXME */
2336 ret
= !SERVER_CALL_ERR();
2343 /**************************************************************************
2344 * LockFile (KERNEL32.@)
2346 BOOL WINAPI
LockFile( HANDLE hFile
, DWORD dwFileOffsetLow
, DWORD dwFileOffsetHigh
,
2347 DWORD nNumberOfBytesToLockLow
, DWORD nNumberOfBytesToLockHigh
)
2350 SERVER_START_REQ( lock_file
)
2352 req
->handle
= hFile
;
2353 req
->offset_low
= dwFileOffsetLow
;
2354 req
->offset_high
= dwFileOffsetHigh
;
2355 req
->count_low
= nNumberOfBytesToLockLow
;
2356 req
->count_high
= nNumberOfBytesToLockHigh
;
2357 ret
= !SERVER_CALL_ERR();
2363 /**************************************************************************
2364 * LockFileEx [KERNEL32.@]
2366 * Locks a byte range within an open file for shared or exclusive access.
2373 * Per Microsoft docs, the third parameter (reserved) must be set to 0.
2375 BOOL WINAPI
LockFileEx( HANDLE hFile
, DWORD flags
, DWORD reserved
,
2376 DWORD nNumberOfBytesToLockLow
, DWORD nNumberOfBytesToLockHigh
,
2377 LPOVERLAPPED pOverlapped
)
2379 FIXME("hFile=%d,flags=%ld,reserved=%ld,lowbytes=%ld,highbytes=%ld,overlapped=%p: stub.\n",
2380 hFile
, flags
, reserved
, nNumberOfBytesToLockLow
, nNumberOfBytesToLockHigh
,
2383 SetLastError(ERROR_CALL_NOT_IMPLEMENTED
);
2386 ERR("reserved == %ld: Supposed to be 0??\n", reserved
);
2387 SetLastError(ERROR_INVALID_PARAMETER
);
2394 /**************************************************************************
2395 * UnlockFile (KERNEL32.@)
2397 BOOL WINAPI
UnlockFile( HANDLE hFile
, DWORD dwFileOffsetLow
, DWORD dwFileOffsetHigh
,
2398 DWORD nNumberOfBytesToUnlockLow
, DWORD nNumberOfBytesToUnlockHigh
)
2401 SERVER_START_REQ( unlock_file
)
2403 req
->handle
= hFile
;
2404 req
->offset_low
= dwFileOffsetLow
;
2405 req
->offset_high
= dwFileOffsetHigh
;
2406 req
->count_low
= nNumberOfBytesToUnlockLow
;
2407 req
->count_high
= nNumberOfBytesToUnlockHigh
;
2408 ret
= !SERVER_CALL_ERR();
2415 /**************************************************************************
2416 * UnlockFileEx (KERNEL32.@)
2418 BOOL WINAPI
UnlockFileEx(
2421 DWORD nNumberOfBytesToUnlockLow
,
2422 DWORD nNumberOfBytesToUnlockHigh
,
2423 LPOVERLAPPED lpOverlapped
2426 FIXME("hFile=%d,reserved=%ld,lowbytes=%ld,highbytes=%ld,overlapped=%p: stub.\n",
2427 hFile
, dwReserved
, nNumberOfBytesToUnlockLow
, nNumberOfBytesToUnlockHigh
,
2429 if (dwReserved
== 0)
2430 SetLastError(ERROR_CALL_NOT_IMPLEMENTED
);
2433 ERR("reserved == %ld: Supposed to be 0??\n", dwReserved
);
2434 SetLastError(ERROR_INVALID_PARAMETER
);
2443 struct DOS_FILE_LOCK
{
2444 struct DOS_FILE_LOCK
* next
;
2448 FILE_OBJECT
* dos_file
;
2449 /* char * unix_name;*/
2452 typedef struct DOS_FILE_LOCK DOS_FILE_LOCK
;
2454 static DOS_FILE_LOCK
*locks
= NULL
;
2455 static void DOS_RemoveFileLocks(FILE_OBJECT
*file
);
2458 /* Locks need to be mirrored because unix file locking is based
2459 * on the pid. Inside of wine there can be multiple WINE processes
2460 * that share the same unix pid.
2461 * Read's and writes should check these locks also - not sure
2462 * how critical that is at this point (FIXME).
2465 static BOOL
DOS_AddLock(FILE_OBJECT
*file
, struct flock
*f
)
2467 DOS_FILE_LOCK
*curr
;
2470 processId
= GetCurrentProcessId();
2472 /* check if lock overlaps a current lock for the same file */
2474 for (curr
= locks
; curr
; curr
= curr
->next
) {
2475 if (strcmp(curr
->unix_name
, file
->unix_name
) == 0) {
2476 if ((f
->l_start
== curr
->base
) && (f
->l_len
== curr
->len
))
2477 return TRUE
;/* region is identic */
2478 if ((f
->l_start
< (curr
->base
+ curr
->len
)) &&
2479 ((f
->l_start
+ f
->l_len
) > curr
->base
)) {
2480 /* region overlaps */
2487 curr
= HeapAlloc( GetProcessHeap(), 0, sizeof(DOS_FILE_LOCK
) );
2488 curr
->processId
= GetCurrentProcessId();
2489 curr
->base
= f
->l_start
;
2490 curr
->len
= f
->l_len
;
2491 /* curr->unix_name = HEAP_strdupA( GetProcessHeap(), 0, file->unix_name);*/
2493 curr
->dos_file
= file
;
2498 static void DOS_RemoveFileLocks(FILE_OBJECT
*file
)
2501 DOS_FILE_LOCK
**curr
;
2504 processId
= GetCurrentProcessId();
2507 if ((*curr
)->dos_file
== file
) {
2509 *curr
= (*curr
)->next
;
2510 /* HeapFree( GetProcessHeap(), 0, rem->unix_name );*/
2511 HeapFree( GetProcessHeap(), 0, rem
);
2514 curr
= &(*curr
)->next
;
2518 static BOOL
DOS_RemoveLock(FILE_OBJECT
*file
, struct flock
*f
)
2521 DOS_FILE_LOCK
**curr
;
2524 processId
= GetCurrentProcessId();
2525 for (curr
= &locks
; *curr
; curr
= &(*curr
)->next
) {
2526 if ((*curr
)->processId
== processId
&&
2527 (*curr
)->dos_file
== file
&&
2528 (*curr
)->base
== f
->l_start
&&
2529 (*curr
)->len
== f
->l_len
) {
2530 /* this is the same lock */
2532 *curr
= (*curr
)->next
;
2533 /* HeapFree( GetProcessHeap(), 0, rem->unix_name );*/
2534 HeapFree( GetProcessHeap(), 0, rem
);
2538 /* no matching lock found */
2543 /**************************************************************************
2544 * LockFile (KERNEL32.@)
2546 BOOL WINAPI
LockFile(
2547 HFILE hFile
,DWORD dwFileOffsetLow
,DWORD dwFileOffsetHigh
,
2548 DWORD nNumberOfBytesToLockLow
,DWORD nNumberOfBytesToLockHigh
)
2553 TRACE("handle %d offsetlow=%ld offsethigh=%ld nbyteslow=%ld nbyteshigh=%ld\n",
2554 hFile
, dwFileOffsetLow
, dwFileOffsetHigh
,
2555 nNumberOfBytesToLockLow
, nNumberOfBytesToLockHigh
);
2557 if (dwFileOffsetHigh
|| nNumberOfBytesToLockHigh
) {
2558 FIXME("Unimplemented bytes > 32bits\n");
2562 f
.l_start
= dwFileOffsetLow
;
2563 f
.l_len
= nNumberOfBytesToLockLow
;
2564 f
.l_whence
= SEEK_SET
;
2568 if (!(file
= FILE_GetFile(hFile
,0,NULL
))) return FALSE
;
2570 /* shadow locks internally */
2571 if (!DOS_AddLock(file
, &f
)) {
2572 SetLastError( ERROR_LOCK_VIOLATION
);
2576 /* FIXME: Unix locking commented out for now, doesn't work with Excel */
2577 #ifdef USE_UNIX_LOCKS
2578 if (fcntl(file
->unix_handle
, F_SETLK
, &f
) == -1) {
2579 if (errno
== EACCES
|| errno
== EAGAIN
) {
2580 SetLastError( ERROR_LOCK_VIOLATION
);
2585 /* remove our internal copy of the lock */
2586 DOS_RemoveLock(file
, &f
);
2594 /**************************************************************************
2595 * UnlockFile (KERNEL32.@)
2597 BOOL WINAPI
UnlockFile(
2598 HFILE hFile
,DWORD dwFileOffsetLow
,DWORD dwFileOffsetHigh
,
2599 DWORD nNumberOfBytesToUnlockLow
,DWORD nNumberOfBytesToUnlockHigh
)
2604 TRACE("handle %d offsetlow=%ld offsethigh=%ld nbyteslow=%ld nbyteshigh=%ld\n",
2605 hFile
, dwFileOffsetLow
, dwFileOffsetHigh
,
2606 nNumberOfBytesToUnlockLow
, nNumberOfBytesToUnlockHigh
);
2608 if (dwFileOffsetHigh
|| nNumberOfBytesToUnlockHigh
) {
2609 WARN("Unimplemented bytes > 32bits\n");
2613 f
.l_start
= dwFileOffsetLow
;
2614 f
.l_len
= nNumberOfBytesToUnlockLow
;
2615 f
.l_whence
= SEEK_SET
;
2619 if (!(file
= FILE_GetFile(hFile
,0,NULL
))) return FALSE
;
2621 DOS_RemoveLock(file
, &f
); /* ok if fails - may be another wine */
2623 /* FIXME: Unix locking commented out for now, doesn't work with Excel */
2624 #ifdef USE_UNIX_LOCKS
2625 if (fcntl(file
->unix_handle
, F_SETLK
, &f
) == -1) {
2634 /**************************************************************************
2635 * GetFileAttributesExA [KERNEL32.@]
2637 BOOL WINAPI
GetFileAttributesExA(
2638 LPCSTR lpFileName
, GET_FILEEX_INFO_LEVELS fInfoLevelId
,
2639 LPVOID lpFileInformation
)
2641 DOS_FULL_NAME full_name
;
2642 BY_HANDLE_FILE_INFORMATION info
;
2644 if (lpFileName
== NULL
) return FALSE
;
2645 if (lpFileInformation
== NULL
) return FALSE
;
2647 if (fInfoLevelId
== GetFileExInfoStandard
) {
2648 LPWIN32_FILE_ATTRIBUTE_DATA lpFad
=
2649 (LPWIN32_FILE_ATTRIBUTE_DATA
) lpFileInformation
;
2650 if (!DOSFS_GetFullName( lpFileName
, TRUE
, &full_name
)) return FALSE
;
2651 if (!FILE_Stat( full_name
.long_name
, &info
)) return FALSE
;
2653 lpFad
->dwFileAttributes
= info
.dwFileAttributes
;
2654 lpFad
->ftCreationTime
= info
.ftCreationTime
;
2655 lpFad
->ftLastAccessTime
= info
.ftLastAccessTime
;
2656 lpFad
->ftLastWriteTime
= info
.ftLastWriteTime
;
2657 lpFad
->nFileSizeHigh
= info
.nFileSizeHigh
;
2658 lpFad
->nFileSizeLow
= info
.nFileSizeLow
;
2661 FIXME("invalid info level %d!\n", fInfoLevelId
);
2669 /**************************************************************************
2670 * GetFileAttributesExW [KERNEL32.@]
2672 BOOL WINAPI
GetFileAttributesExW(
2673 LPCWSTR lpFileName
, GET_FILEEX_INFO_LEVELS fInfoLevelId
,
2674 LPVOID lpFileInformation
)
2676 LPSTR nameA
= HEAP_strdupWtoA( GetProcessHeap(), 0, lpFileName
);
2678 GetFileAttributesExA( nameA
, fInfoLevelId
, lpFileInformation
);
2679 HeapFree( GetProcessHeap(), 0, nameA
);