2 * File handling functions
4 * Copyright 1993 John Burton
5 * Copyright 1996 Alexandre Julliard
8 * Fix the CopyFileEx methods to implement the "extented" functionality.
9 * Right now, they simply call the CopyFile method.
21 #ifdef HAVE_SYS_ERRNO_H
22 #include <sys/errno.h>
24 #include <sys/types.h>
26 #ifdef HAVE_SYS_MMAN_H
37 #include "wine/winbase16.h"
38 #include "wine/winestring.h"
50 #include "debugtools.h"
54 DEFAULT_DEBUG_CHANNEL(file);
56 #if defined(MAP_ANONYMOUS) && !defined(MAP_ANON)
57 #define MAP_ANON MAP_ANONYMOUS
60 /* Size of per-process table of DOS handles */
61 #define DOS_TABLE_SIZE 256
64 /***********************************************************************
67 * Convert OF_* mode into flags for CreateFile.
69 static void FILE_ConvertOFMode( INT mode, DWORD *access, DWORD *sharing )
73 case OF_READ: *access = GENERIC_READ; break;
74 case OF_WRITE: *access = GENERIC_WRITE; break;
75 case OF_READWRITE: *access = GENERIC_READ | GENERIC_WRITE; break;
76 default: *access = 0; break;
80 case OF_SHARE_EXCLUSIVE: *sharing = 0; break;
81 case OF_SHARE_DENY_WRITE: *sharing = FILE_SHARE_READ; break;
82 case OF_SHARE_DENY_READ: *sharing = FILE_SHARE_WRITE; break;
83 case OF_SHARE_DENY_NONE:
85 default: *sharing = FILE_SHARE_READ | FILE_SHARE_WRITE; break;
91 /***********************************************************************
95 * oldmode[I] mode how file was first opened
96 * mode[I] mode how the file should get opened
101 * Look what we have to do with the given SHARE modes
103 * Ralph Brown's interrupt list gives following explication, I guess
104 * the same holds for Windows, DENY ALL should be OF_SHARE_COMPAT
106 * FIXME: Validate this function
107 ========from Ralph Brown's list =========
109 Values of DOS file sharing behavior:
110 | Second and subsequent Opens
111 First |Compat Deny Deny Deny Deny
112 Open | All Write Read None
113 |R W RW R W RW R W RW R W RW R W RW
114 - - - - -| - - - - - - - - - - - - - - - - -
115 Compat R |Y Y Y N N N 1 N N N N N 1 N N
116 W |Y Y Y N N N N N N N N N N N N
117 RW|Y Y Y N N N N N N N N N N N N
119 Deny R |C C C N N N N N N N N N N N N
120 All W |C C C N N N N N N N N N N N N
121 RW|C C C N N N N N N N N N N N N
123 Deny R |2 C C N N N Y N N N N N Y N N
124 Write W |C C C N N N N N N Y N N Y N N
125 RW|C C C N N N N N N N N N Y N N
127 Deny R |C C C N N N N Y N N N N N Y N
128 Read W |C C C N N N N N N N Y N N Y N
129 RW|C C C N N N N N N N N N N Y N
131 Deny R |2 C C N N N Y Y Y N N N Y Y Y
132 None W |C C C N N N N N N Y Y Y Y Y Y
133 RW|C C C N N N N N N N N N Y Y Y
134 Legend: Y = open succeeds, N = open fails with error code 05h
135 C = open fails, INT 24 generated
136 1 = open succeeds if file read-only, else fails with error code
137 2 = open succeeds if file read-only, else fails with INT 24
138 ========end of description from Ralph Brown's List =====
139 For every "Y" in the table we return FALSE
140 For every "N" we set the DOS_ERROR and return TRUE
141 For all other cases we barf,set the DOS_ERROR and return TRUE
144 static BOOL FILE_ShareDeny( int mode, int oldmode)
146 int oldsharemode = oldmode & 0x70;
147 int sharemode = mode & 0x70;
148 int oldopenmode = oldmode & 3;
149 int openmode = mode & 3;
151 switch (oldsharemode)
153 case OF_SHARE_COMPAT:
154 if (sharemode == OF_SHARE_COMPAT) return FALSE;
155 if (openmode == OF_READ) goto test_ro_err05 ;
157 case OF_SHARE_EXCLUSIVE:
158 if (sharemode == OF_SHARE_COMPAT) goto fail_int24;
160 case OF_SHARE_DENY_WRITE:
161 if (openmode != OF_READ)
163 if (sharemode == OF_SHARE_COMPAT) goto fail_int24;
168 case OF_SHARE_COMPAT:
169 if (oldopenmode == OF_READ) goto test_ro_int24 ;
171 case OF_SHARE_DENY_NONE :
173 case OF_SHARE_DENY_WRITE :
174 if (oldopenmode == OF_READ) return FALSE;
175 case OF_SHARE_DENY_READ :
176 if (oldopenmode == OF_WRITE) return FALSE;
177 case OF_SHARE_EXCLUSIVE:
182 case OF_SHARE_DENY_READ:
183 if (openmode != OF_WRITE)
185 if (sharemode == OF_SHARE_COMPAT) goto fail_int24;
190 case OF_SHARE_COMPAT:
192 case OF_SHARE_DENY_NONE :
194 case OF_SHARE_DENY_WRITE :
195 if (oldopenmode == OF_READ) return FALSE;
196 case OF_SHARE_DENY_READ :
197 if (oldopenmode == OF_WRITE) return FALSE;
198 case OF_SHARE_EXCLUSIVE:
203 case OF_SHARE_DENY_NONE:
206 case OF_SHARE_COMPAT:
208 case OF_SHARE_DENY_NONE :
210 case OF_SHARE_DENY_WRITE :
211 if (oldopenmode == OF_READ) return FALSE;
212 case OF_SHARE_DENY_READ :
213 if (oldopenmode == OF_WRITE) return FALSE;
214 case OF_SHARE_EXCLUSIVE:
219 ERR("unknown mode\n");
221 ERR("shouldn't happen\n");
222 ERR("Please report to bon@elektron.ikp.physik.tu-darmstadt.de\n");
226 if (oldmode == OF_READ)
230 FIXME("generate INT24 missing\n");
231 /* Is this the right error? */
232 SetLastError( ERROR_ACCESS_DENIED );
236 if (oldmode == OF_READ)
240 TRACE("Access Denied, oldmode 0x%02x mode 0x%02x\n",oldmode,mode);
241 SetLastError( ERROR_ACCESS_DENIED );
247 /***********************************************************************
250 * Set the DOS error code from errno.
252 void FILE_SetDosError(void)
254 int save_errno = errno; /* errno gets overwritten by printf */
256 TRACE("errno = %d %s\n", errno, strerror(errno));
260 SetLastError( ERROR_SHARING_VIOLATION );
263 SetLastError( ERROR_INVALID_HANDLE );
266 SetLastError( ERROR_HANDLE_DISK_FULL );
271 SetLastError( ERROR_ACCESS_DENIED );
274 SetLastError( ERROR_LOCK_VIOLATION );
277 SetLastError( ERROR_FILE_NOT_FOUND );
280 SetLastError( ERROR_CANNOT_MAKE );
284 SetLastError( ERROR_NO_MORE_FILES );
287 SetLastError( ERROR_FILE_EXISTS );
291 SetLastError( ERROR_SEEK );
294 SetLastError( ERROR_DIR_NOT_EMPTY );
297 perror( "int21: unknown errno" );
298 SetLastError( ERROR_GEN_FAILURE );
305 /***********************************************************************
308 * Duplicate a Unix handle into a task handle.
310 HFILE FILE_DupUnixHandle( int fd, DWORD access )
313 struct alloc_file_handle_request *req = get_req_buffer();
315 if ((unix_handle = dup(fd)) == -1)
318 return INVALID_HANDLE_VALUE;
320 req->access = access;
321 server_call_fd( REQ_ALLOC_FILE_HANDLE, unix_handle, NULL );
326 /***********************************************************************
329 * Implementation of CreateFile. Takes a Unix path name.
331 HANDLE FILE_CreateFile( LPCSTR filename, DWORD access, DWORD sharing,
332 LPSECURITY_ATTRIBUTES sa, DWORD creation,
333 DWORD attributes, HANDLE template )
335 struct create_file_request *req = get_req_buffer();
337 req->access = access;
338 req->inherit = (sa && (sa->nLength>=sizeof(*sa)) && sa->bInheritHandle);
339 req->sharing = sharing;
340 req->create = creation;
341 req->attrs = attributes;
342 lstrcpynA( req->name, filename, server_remaining(req->name) );
344 server_call( REQ_CREATE_FILE );
346 /* If write access failed, retry without GENERIC_WRITE */
348 if ((req->handle == -1) && !Options.failReadOnly &&
349 (access & GENERIC_WRITE))
351 DWORD lasterror = GetLastError();
353 if ((lasterror == ERROR_ACCESS_DENIED) ||
354 (lasterror == ERROR_WRITE_PROTECT)) {
355 TRACE("Write access failed for file '%s', trying without "
356 "write access", filename);
357 return FILE_CreateFile( filename, access & ~GENERIC_WRITE, sharing,
358 sa, creation, attributes, template );
362 if (req->handle == -1)
363 WARN("Unable to create file '%s' (GLE %ld)", filename,
370 /***********************************************************************
373 * Same as FILE_CreateFile but for a device
375 HFILE FILE_CreateDevice( int client_id, DWORD access, LPSECURITY_ATTRIBUTES sa )
377 struct create_device_request *req = get_req_buffer();
379 req->access = access;
380 req->inherit = (sa && (sa->nLength>=sizeof(*sa)) && sa->bInheritHandle);
383 server_call( REQ_CREATE_DEVICE );
388 /*************************************************************************
389 * CreateFile32A [KERNEL32.45] Creates or opens a file or other object
391 * Creates or opens an object, and returns a handle that can be used to
392 * access that object.
396 * filename [I] pointer to filename to be accessed
397 * access [I] access mode requested
398 * sharing [I] share mode
399 * sa [I] pointer to security attributes
400 * creation [I] how to create the file
401 * attributes [I] attributes for newly created file
402 * template [I] handle to file with extended attributes to copy
405 * Success: Open handle to specified file
406 * Failure: INVALID_HANDLE_VALUE
409 * Should call SetLastError() on failure.
413 * Doesn't support character devices, pipes, template files, or a
414 * lot of the 'attributes' flags yet.
416 HANDLE WINAPI CreateFileA( LPCSTR filename, DWORD access, DWORD sharing,
417 LPSECURITY_ATTRIBUTES sa, DWORD creation,
418 DWORD attributes, HANDLE template )
420 DOS_FULL_NAME full_name;
424 SetLastError( ERROR_INVALID_PARAMETER );
427 TRACE("%s %s%s%s%s%s%s%s\n",filename,
428 ((access & GENERIC_READ)==GENERIC_READ)?"GENERIC_READ ":"",
429 ((access & GENERIC_WRITE)==GENERIC_WRITE)?"GENERIC_WRITE ":"",
430 (!access)?"QUERY_ACCESS ":"",
431 ((sharing & FILE_SHARE_READ)==FILE_SHARE_READ)?"FILE_SHARE_READ ":"",
432 ((sharing & FILE_SHARE_WRITE)==FILE_SHARE_WRITE)?"FILE_SHARE_WRITE ":"",
433 ((sharing & FILE_SHARE_DELETE)==FILE_SHARE_DELETE)?"FILE_SHARE_DELETE ":"",
434 (creation ==CREATE_NEW)?"CREATE_NEW":
435 (creation ==CREATE_ALWAYS)?"CREATE_ALWAYS ":
436 (creation ==OPEN_EXISTING)?"OPEN_EXISTING ":
437 (creation ==OPEN_ALWAYS)?"OPEN_ALWAYS ":
438 (creation ==TRUNCATE_EXISTING)?"TRUNCATE_EXISTING ":"");
440 /* If the name starts with '\\?\', ignore the first 4 chars. */
441 if (!strncmp(filename, "\\\\?\\", 4))
444 if (!strncmp(filename, "UNC\\", 4))
446 FIXME("UNC name (%s) not supported.\n", filename );
447 SetLastError( ERROR_PATH_NOT_FOUND );
452 if (!strncmp(filename, "\\\\.\\", 4)) {
453 if (!DOSFS_GetDevice( filename ))
454 return DEVICE_Open( filename+4, access, sa );
456 filename+=4; /* fall into DOSFS_Device case below */
459 /* If the name still starts with '\\', it's a UNC name. */
460 if (!strncmp(filename, "\\\\", 2))
462 FIXME("UNC name (%s) not supported.\n", filename );
463 SetLastError( ERROR_PATH_NOT_FOUND );
467 /* If the name contains a DOS wild card (* or ?), do no create a file */
468 if(strchr(filename,'*') || strchr(filename,'?'))
471 /* Open a console for CONIN$ or CONOUT$ */
472 if (!lstrcmpiA(filename, "CONIN$")) return CONSOLE_OpenHandle( FALSE, access, sa );
473 if (!lstrcmpiA(filename, "CONOUT$")) return CONSOLE_OpenHandle( TRUE, access, sa );
475 if (DOSFS_GetDevice( filename ))
479 TRACE("opening device '%s'\n", filename );
481 if (HFILE_ERROR!=(ret=DOSFS_OpenDevice( filename, access )))
484 /* Do not silence this please. It is a critical error. -MM */
485 ERR("Couldn't open device '%s'!\n",filename);
486 SetLastError( ERROR_FILE_NOT_FOUND );
490 /* check for filename, don't check for last entry if creating */
491 if (!DOSFS_GetFullName( filename,
492 (creation == OPEN_EXISTING) ||
493 (creation == TRUNCATE_EXISTING),
495 WARN("Unable to get full filename from '%s' (GLE %ld)\n",
496 filename, GetLastError());
500 return FILE_CreateFile( full_name.long_name, access, sharing,
501 sa, creation, attributes, template );
506 /*************************************************************************
507 * CreateFile32W (KERNEL32.48)
509 HANDLE WINAPI CreateFileW( LPCWSTR filename, DWORD access, DWORD sharing,
510 LPSECURITY_ATTRIBUTES sa, DWORD creation,
511 DWORD attributes, HANDLE template)
513 LPSTR afn = HEAP_strdupWtoA( GetProcessHeap(), 0, filename );
514 HANDLE res = CreateFileA( afn, access, sharing, sa, creation, attributes, template );
515 HeapFree( GetProcessHeap(), 0, afn );
520 /***********************************************************************
523 * Fill a file information from a struct stat.
525 static void FILE_FillInfo( struct stat *st, BY_HANDLE_FILE_INFORMATION *info )
527 if (S_ISDIR(st->st_mode))
528 info->dwFileAttributes = FILE_ATTRIBUTE_DIRECTORY;
530 info->dwFileAttributes = FILE_ATTRIBUTE_ARCHIVE;
531 if (!(st->st_mode & S_IWUSR))
532 info->dwFileAttributes |= FILE_ATTRIBUTE_READONLY;
534 DOSFS_UnixTimeToFileTime( st->st_mtime, &info->ftCreationTime, 0 );
535 DOSFS_UnixTimeToFileTime( st->st_mtime, &info->ftLastWriteTime, 0 );
536 DOSFS_UnixTimeToFileTime( st->st_atime, &info->ftLastAccessTime, 0 );
538 info->dwVolumeSerialNumber = 0; /* FIXME */
539 info->nFileSizeHigh = 0;
540 info->nFileSizeLow = S_ISDIR(st->st_mode) ? 0 : st->st_size;
541 info->nNumberOfLinks = st->st_nlink;
542 info->nFileIndexHigh = 0;
543 info->nFileIndexLow = st->st_ino;
547 /***********************************************************************
550 * Stat a Unix path name. Return TRUE if OK.
552 BOOL FILE_Stat( LPCSTR unixName, BY_HANDLE_FILE_INFORMATION *info )
556 if (!unixName || !info) return FALSE;
558 if (stat( unixName, &st ) == -1)
563 FILE_FillInfo( &st, info );
568 /***********************************************************************
569 * GetFileInformationByHandle (KERNEL32.219)
571 DWORD WINAPI GetFileInformationByHandle( HANDLE hFile,
572 BY_HANDLE_FILE_INFORMATION *info )
574 struct get_file_info_request *req = get_req_buffer();
578 if (server_call( REQ_GET_FILE_INFO )) return 0;
579 DOSFS_UnixTimeToFileTime( req->write_time, &info->ftCreationTime, 0 );
580 DOSFS_UnixTimeToFileTime( req->write_time, &info->ftLastWriteTime, 0 );
581 DOSFS_UnixTimeToFileTime( req->access_time, &info->ftLastAccessTime, 0 );
582 info->dwFileAttributes = req->attr;
583 info->dwVolumeSerialNumber = req->serial;
584 info->nFileSizeHigh = req->size_high;
585 info->nFileSizeLow = req->size_low;
586 info->nNumberOfLinks = req->links;
587 info->nFileIndexHigh = req->index_high;
588 info->nFileIndexLow = req->index_low;
593 /**************************************************************************
594 * GetFileAttributes16 (KERNEL.420)
596 DWORD WINAPI GetFileAttributes16( LPCSTR name )
598 return GetFileAttributesA( name );
602 /**************************************************************************
603 * GetFileAttributes32A (KERNEL32.217)
605 DWORD WINAPI GetFileAttributesA( LPCSTR name )
607 DOS_FULL_NAME full_name;
608 BY_HANDLE_FILE_INFORMATION info;
610 if (name == NULL || *name=='\0') return -1;
612 if (!DOSFS_GetFullName( name, TRUE, &full_name )) return -1;
613 if (!FILE_Stat( full_name.long_name, &info )) return -1;
614 return info.dwFileAttributes;
618 /**************************************************************************
619 * GetFileAttributes32W (KERNEL32.218)
621 DWORD WINAPI GetFileAttributesW( LPCWSTR name )
623 LPSTR nameA = HEAP_strdupWtoA( GetProcessHeap(), 0, name );
624 DWORD res = GetFileAttributesA( nameA );
625 HeapFree( GetProcessHeap(), 0, nameA );
630 /***********************************************************************
631 * GetFileSize (KERNEL32.220)
633 DWORD WINAPI GetFileSize( HANDLE hFile, LPDWORD filesizehigh )
635 BY_HANDLE_FILE_INFORMATION info;
636 if (!GetFileInformationByHandle( hFile, &info )) return 0;
637 if (filesizehigh) *filesizehigh = info.nFileSizeHigh;
638 return info.nFileSizeLow;
642 /***********************************************************************
643 * GetFileTime (KERNEL32.221)
645 BOOL WINAPI GetFileTime( HANDLE hFile, FILETIME *lpCreationTime,
646 FILETIME *lpLastAccessTime,
647 FILETIME *lpLastWriteTime )
649 BY_HANDLE_FILE_INFORMATION info;
650 if (!GetFileInformationByHandle( hFile, &info )) return FALSE;
651 if (lpCreationTime) *lpCreationTime = info.ftCreationTime;
652 if (lpLastAccessTime) *lpLastAccessTime = info.ftLastAccessTime;
653 if (lpLastWriteTime) *lpLastWriteTime = info.ftLastWriteTime;
657 /***********************************************************************
658 * CompareFileTime (KERNEL32.28)
660 INT WINAPI CompareFileTime( LPFILETIME x, LPFILETIME y )
662 if (!x || !y) return -1;
664 if (x->dwHighDateTime > y->dwHighDateTime)
666 if (x->dwHighDateTime < y->dwHighDateTime)
668 if (x->dwLowDateTime > y->dwLowDateTime)
670 if (x->dwLowDateTime < y->dwLowDateTime)
675 /***********************************************************************
676 * FILE_GetTempFileName : utility for GetTempFileName
678 static UINT FILE_GetTempFileName( LPCSTR path, LPCSTR prefix, UINT unique,
679 LPSTR buffer, BOOL isWin16 )
681 static UINT unique_temp;
682 DOS_FULL_NAME full_name;
687 if ( !path || !prefix || !buffer ) return 0;
689 if (!unique_temp) unique_temp = time(NULL) & 0xffff;
690 num = unique ? (unique & 0xffff) : (unique_temp++ & 0xffff);
692 strcpy( buffer, path );
693 p = buffer + strlen(buffer);
695 /* add a \, if there isn't one and path is more than just the drive letter ... */
696 if ( !((strlen(buffer) == 2) && (buffer[1] == ':'))
697 && ((p == buffer) || (p[-1] != '\\'))) *p++ = '\\';
699 if (isWin16) *p++ = '~';
700 for (i = 3; (i > 0) && (*prefix); i--) *p++ = *prefix++;
701 sprintf( p, "%04x.tmp", num );
703 /* Now try to create it */
709 HFILE handle = CreateFileA( buffer, GENERIC_WRITE, 0, NULL,
710 CREATE_NEW, FILE_ATTRIBUTE_NORMAL, -1 );
711 if (handle != INVALID_HANDLE_VALUE)
712 { /* We created it */
713 TRACE("created %s\n",
715 CloseHandle( handle );
718 if (GetLastError() != ERROR_FILE_EXISTS)
719 break; /* No need to go on */
721 sprintf( p, "%04x.tmp", num );
722 } while (num != (unique & 0xffff));
725 /* Get the full path name */
727 if (DOSFS_GetFullName( buffer, FALSE, &full_name ))
729 /* Check if we have write access in the directory */
730 if ((p = strrchr( full_name.long_name, '/' ))) *p = '\0';
731 if (access( full_name.long_name, W_OK ) == -1)
732 WARN("returns '%s', which doesn't seem to be writeable.\n",
735 TRACE("returning %s\n", buffer );
736 return unique ? unique : num;
740 /***********************************************************************
741 * GetTempFileName32A (KERNEL32.290)
743 UINT WINAPI GetTempFileNameA( LPCSTR path, LPCSTR prefix, UINT unique,
746 return FILE_GetTempFileName(path, prefix, unique, buffer, FALSE);
749 /***********************************************************************
750 * GetTempFileName32W (KERNEL32.291)
752 UINT WINAPI GetTempFileNameW( LPCWSTR path, LPCWSTR prefix, UINT unique,
760 patha = HEAP_strdupWtoA( GetProcessHeap(), 0, path );
761 prefixa = HEAP_strdupWtoA( GetProcessHeap(), 0, prefix );
762 ret = FILE_GetTempFileName( patha, prefixa, unique, buffera, FALSE );
763 lstrcpyAtoW( buffer, buffera );
764 HeapFree( GetProcessHeap(), 0, patha );
765 HeapFree( GetProcessHeap(), 0, prefixa );
770 /***********************************************************************
771 * GetTempFileName16 (KERNEL.97)
773 UINT16 WINAPI GetTempFileName16( BYTE drive, LPCSTR prefix, UINT16 unique,
778 if (!(drive & ~TF_FORCEDRIVE)) /* drive 0 means current default drive */
779 drive |= DRIVE_GetCurrentDrive() + 'A';
781 if ((drive & TF_FORCEDRIVE) &&
782 !DRIVE_IsValid( toupper(drive & ~TF_FORCEDRIVE) - 'A' ))
784 drive &= ~TF_FORCEDRIVE;
785 WARN("invalid drive %d specified\n", drive );
788 if (drive & TF_FORCEDRIVE)
789 sprintf(temppath,"%c:", drive & ~TF_FORCEDRIVE );
791 GetTempPathA( 132, temppath );
792 return (UINT16)FILE_GetTempFileName( temppath, prefix, unique, buffer, TRUE );
795 /***********************************************************************
798 * Implementation of OpenFile16() and OpenFile32().
800 static HFILE FILE_DoOpenFile( LPCSTR name, OFSTRUCT *ofs, UINT mode,
805 WORD filedatetime[2];
806 DOS_FULL_NAME full_name;
807 DWORD access, sharing;
810 if (!ofs) return HFILE_ERROR;
812 TRACE("%s %s %s %s%s%s%s%s%s%s%s%s\n",name,
813 ((mode & 0x3 )==OF_READ)?"OF_READ":
814 ((mode & 0x3 )==OF_WRITE)?"OF_WRITE":
815 ((mode & 0x3 )==OF_READWRITE)?"OF_READWRITE":"unknown",
816 ((mode & 0x70 )==OF_SHARE_COMPAT)?"OF_SHARE_COMPAT":
817 ((mode & 0x70 )==OF_SHARE_DENY_NONE)?"OF_SHARE_DENY_NONE":
818 ((mode & 0x70 )==OF_SHARE_DENY_READ)?"OF_SHARE_DENY_READ":
819 ((mode & 0x70 )==OF_SHARE_DENY_WRITE)?"OF_SHARE_DENY_WRITE":
820 ((mode & 0x70 )==OF_SHARE_EXCLUSIVE)?"OF_SHARE_EXCLUSIVE":"unknown",
821 ((mode & OF_PARSE )==OF_PARSE)?"OF_PARSE ":"",
822 ((mode & OF_DELETE )==OF_DELETE)?"OF_DELETE ":"",
823 ((mode & OF_VERIFY )==OF_VERIFY)?"OF_VERIFY ":"",
824 ((mode & OF_SEARCH )==OF_SEARCH)?"OF_SEARCH ":"",
825 ((mode & OF_CANCEL )==OF_CANCEL)?"OF_CANCEL ":"",
826 ((mode & OF_CREATE )==OF_CREATE)?"OF_CREATE ":"",
827 ((mode & OF_PROMPT )==OF_PROMPT)?"OF_PROMPT ":"",
828 ((mode & OF_EXIST )==OF_EXIST)?"OF_EXIST ":"",
829 ((mode & OF_REOPEN )==OF_REOPEN)?"OF_REOPEN ":""
833 ofs->cBytes = sizeof(OFSTRUCT);
835 if (mode & OF_REOPEN) name = ofs->szPathName;
838 ERR("called with `name' set to NULL ! Please debug.\n");
842 TRACE("%s %04x\n", name, mode );
844 /* the watcom 10.6 IDE relies on a valid path returned in ofs->szPathName
845 Are there any cases where getting the path here is wrong?
846 Uwe Bonnes 1997 Apr 2 */
847 if (!GetFullPathNameA( name, sizeof(ofs->szPathName),
848 ofs->szPathName, NULL )) goto error;
849 FILE_ConvertOFMode( mode, &access, &sharing );
851 /* OF_PARSE simply fills the structure */
855 ofs->fFixedDisk = (GetDriveType16( ofs->szPathName[0]-'A' )
857 TRACE("(%s): OF_PARSE, res = '%s'\n",
858 name, ofs->szPathName );
862 /* OF_CREATE is completely different from all other options, so
865 if (mode & OF_CREATE)
867 if ((hFileRet = CreateFileA( name, GENERIC_READ | GENERIC_WRITE,
868 sharing, NULL, CREATE_ALWAYS,
869 FILE_ATTRIBUTE_NORMAL, -1 ))== INVALID_HANDLE_VALUE)
874 /* If OF_SEARCH is set, ignore the given path */
876 if ((mode & OF_SEARCH) && !(mode & OF_REOPEN))
878 /* First try the file name as is */
879 if (DOSFS_GetFullName( name, TRUE, &full_name )) goto found;
880 /* Now remove the path */
881 if (name[0] && (name[1] == ':')) name += 2;
882 if ((p = strrchr( name, '\\' ))) name = p + 1;
883 if ((p = strrchr( name, '/' ))) name = p + 1;
884 if (!name[0]) goto not_found;
887 /* Now look for the file */
889 if (!DIR_SearchPath( NULL, name, NULL, &full_name, win32 )) goto not_found;
892 TRACE("found %s = %s\n",
893 full_name.long_name, full_name.short_name );
894 lstrcpynA( ofs->szPathName, full_name.short_name,
895 sizeof(ofs->szPathName) );
897 if (mode & OF_SHARE_EXCLUSIVE)
898 /* Some InstallShield version uses OF_SHARE_EXCLUSIVE
899 on the file <tempdir>/_ins0432._mp to determine how
900 far installation has proceeded.
901 _ins0432._mp is an executable and while running the
902 application expects the open with OF_SHARE_ to fail*/
904 As our loader closes the files after loading the executable,
905 we can't find the running executable with FILE_InUse.
906 Perhaps the loader should keep the file open.
907 Recheck against how Win handles that case */
909 char *last = strrchr(full_name.long_name,'/');
911 last = full_name.long_name - 1;
912 if (GetModuleHandle16(last+1))
914 TRACE("Denying shared open for %s\n",full_name.long_name);
919 if (mode & OF_DELETE)
921 if (unlink( full_name.long_name ) == -1) goto not_found;
922 TRACE("(%s): OF_DELETE return = OK\n", name);
926 hFileRet = FILE_CreateFile( full_name.long_name, access, sharing,
927 NULL, OPEN_EXISTING, 0, -1 );
928 if (hFileRet == HFILE_ERROR) goto not_found;
930 GetFileTime( hFileRet, NULL, NULL, &filetime );
931 FileTimeToDosDateTime( &filetime, &filedatetime[0], &filedatetime[1] );
932 if ((mode & OF_VERIFY) && (mode & OF_REOPEN))
934 if (memcmp( ofs->reserved, filedatetime, sizeof(ofs->reserved) ))
936 CloseHandle( hFileRet );
937 WARN("(%s): OF_VERIFY failed\n", name );
938 /* FIXME: what error here? */
939 SetLastError( ERROR_FILE_NOT_FOUND );
943 memcpy( ofs->reserved, filedatetime, sizeof(ofs->reserved) );
945 success: /* We get here if the open was successful */
946 TRACE("(%s): OK, return = %d\n", name, hFileRet );
949 if (mode & OF_EXIST) /* Return the handle, but close it first */
950 CloseHandle( hFileRet );
954 hFileRet = FILE_AllocDosHandle( hFileRet );
955 if (hFileRet == HFILE_ERROR16) goto error;
956 if (mode & OF_EXIST) /* Return the handle, but close it first */
957 _lclose16( hFileRet );
961 not_found: /* We get here if the file does not exist */
962 WARN("'%s' not found\n", name );
963 SetLastError( ERROR_FILE_NOT_FOUND );
966 error: /* We get here if there was an error opening the file */
967 ofs->nErrCode = GetLastError();
968 WARN("(%s): return = HFILE_ERROR error= %d\n",
969 name,ofs->nErrCode );
974 /***********************************************************************
975 * OpenFile16 (KERNEL.74)
977 HFILE16 WINAPI OpenFile16( LPCSTR name, OFSTRUCT *ofs, UINT16 mode )
979 return FILE_DoOpenFile( name, ofs, mode, FALSE );
983 /***********************************************************************
984 * OpenFile32 (KERNEL32.396)
986 HFILE WINAPI OpenFile( LPCSTR name, OFSTRUCT *ofs, UINT mode )
988 return FILE_DoOpenFile( name, ofs, mode, TRUE );
992 /***********************************************************************
993 * FILE_InitProcessDosHandles
995 * Allocates the default DOS handles for a process. Called either by
996 * AllocDosHandle below or by the DOSVM stuff.
998 BOOL FILE_InitProcessDosHandles( void ) {
1001 if (!(ptr = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
1002 sizeof(*ptr) * DOS_TABLE_SIZE )))
1004 PROCESS_Current()->dos_handles = ptr;
1005 ptr[0] = GetStdHandle(STD_INPUT_HANDLE);
1006 ptr[1] = GetStdHandle(STD_OUTPUT_HANDLE);
1007 ptr[2] = GetStdHandle(STD_ERROR_HANDLE);
1008 ptr[3] = GetStdHandle(STD_ERROR_HANDLE);
1009 ptr[4] = GetStdHandle(STD_ERROR_HANDLE);
1013 /***********************************************************************
1014 * FILE_AllocDosHandle
1016 * Allocate a DOS handle for a Win32 handle. The Win32 handle is no
1017 * longer valid after this function (even on failure).
1019 HFILE16 FILE_AllocDosHandle( HANDLE handle )
1022 HANDLE *ptr = PROCESS_Current()->dos_handles;
1024 if (!handle || (handle == INVALID_HANDLE_VALUE))
1025 return INVALID_HANDLE_VALUE16;
1028 if (!FILE_InitProcessDosHandles())
1030 ptr = PROCESS_Current()->dos_handles;
1033 for (i = 0; i < DOS_TABLE_SIZE; i++, ptr++)
1037 TRACE("Got %d for h32 %d\n", i, handle );
1041 CloseHandle( handle );
1042 SetLastError( ERROR_TOO_MANY_OPEN_FILES );
1043 return INVALID_HANDLE_VALUE16;
1047 /***********************************************************************
1050 * Return the Win32 handle for a DOS handle.
1052 HANDLE FILE_GetHandle( HFILE16 hfile )
1054 HANDLE *table = PROCESS_Current()->dos_handles;
1055 if ((hfile >= DOS_TABLE_SIZE) || !table || !table[hfile])
1057 SetLastError( ERROR_INVALID_HANDLE );
1058 return INVALID_HANDLE_VALUE;
1060 return table[hfile];
1064 /***********************************************************************
1067 * dup2() function for DOS handles.
1069 HFILE16 FILE_Dup2( HFILE16 hFile1, HFILE16 hFile2 )
1071 HANDLE *table = PROCESS_Current()->dos_handles;
1074 if ((hFile1 >= DOS_TABLE_SIZE) || (hFile2 >= DOS_TABLE_SIZE) ||
1075 !table || !table[hFile1])
1077 SetLastError( ERROR_INVALID_HANDLE );
1078 return HFILE_ERROR16;
1082 FIXME("stdio handle closed, need proper conversion\n" );
1083 SetLastError( ERROR_INVALID_HANDLE );
1084 return HFILE_ERROR16;
1086 if (!DuplicateHandle( GetCurrentProcess(), table[hFile1],
1087 GetCurrentProcess(), &new_handle,
1088 0, FALSE, DUPLICATE_SAME_ACCESS ))
1089 return HFILE_ERROR16;
1090 if (table[hFile2]) CloseHandle( table[hFile2] );
1091 table[hFile2] = new_handle;
1096 /***********************************************************************
1097 * _lclose16 (KERNEL.81)
1099 HFILE16 WINAPI _lclose16( HFILE16 hFile )
1101 HANDLE *table = PROCESS_Current()->dos_handles;
1105 FIXME("stdio handle closed, need proper conversion\n" );
1106 SetLastError( ERROR_INVALID_HANDLE );
1107 return HFILE_ERROR16;
1109 if ((hFile >= DOS_TABLE_SIZE) || !table || !table[hFile])
1111 SetLastError( ERROR_INVALID_HANDLE );
1112 return HFILE_ERROR16;
1114 TRACE("%d (handle32=%d)\n", hFile, table[hFile] );
1115 CloseHandle( table[hFile] );
1121 /***********************************************************************
1122 * _lclose32 (KERNEL32.592)
1124 HFILE WINAPI _lclose( HFILE hFile )
1126 TRACE("handle %d\n", hFile );
1127 return CloseHandle( hFile ) ? 0 : HFILE_ERROR;
1130 /***********************************************************************
1131 * GetOverlappedResult (KERNEL32.360)
1133 BOOL WINAPI GetOverlappedResult(HANDLE hFile,LPOVERLAPPED lpOverlapped,
1134 LPDWORD lpNumberOfBytesTransferred,
1137 /* Since all i/o is currently synchronuos,
1138 * return true, assuming ReadFile/WriteFile
1139 * have completed the operation */
1140 FIXME("NO Asynch I/O, assuming Read/Write succeeded\n" );
1144 /***********************************************************************
1145 * ReadFile (KERNEL32.428)
1147 BOOL WINAPI ReadFile( HANDLE hFile, LPVOID buffer, DWORD bytesToRead,
1148 LPDWORD bytesRead, LPOVERLAPPED overlapped )
1150 struct get_read_fd_request *req = get_req_buffer();
1151 int unix_handle, result;
1153 TRACE("%d %p %ld\n", hFile, buffer, bytesToRead );
1155 if (bytesRead) *bytesRead = 0; /* Do this before anything else */
1156 if (!bytesToRead) return TRUE;
1159 SetLastError ( ERROR_INVALID_PARAMETER );
1163 req->handle = hFile;
1164 server_call_fd( REQ_GET_READ_FD, -1, &unix_handle );
1165 if (unix_handle == -1) return FALSE;
1166 while ((result = read( unix_handle, buffer, bytesToRead )) == -1)
1168 if ((errno == EAGAIN) || (errno == EINTR)) continue;
1169 if ((errno == EFAULT) && VIRTUAL_HandleFault( buffer )) continue;
1173 close( unix_handle );
1174 if (result == -1) return FALSE;
1175 if (bytesRead) *bytesRead = result;
1180 /***********************************************************************
1181 * WriteFile (KERNEL32.578)
1183 BOOL WINAPI WriteFile( HANDLE hFile, LPCVOID buffer, DWORD bytesToWrite,
1184 LPDWORD bytesWritten, LPOVERLAPPED overlapped )
1186 struct get_write_fd_request *req = get_req_buffer();
1187 int unix_handle, result;
1189 TRACE("%d %p %ld\n", hFile, buffer, bytesToWrite );
1191 if (bytesWritten) *bytesWritten = 0; /* Do this before anything else */
1192 if (!bytesToWrite) return TRUE;
1195 SetLastError ( ERROR_INVALID_PARAMETER );
1199 req->handle = hFile;
1200 server_call_fd( REQ_GET_WRITE_FD, -1, &unix_handle );
1201 if (unix_handle == -1) return FALSE;
1202 while ((result = write( unix_handle, buffer, bytesToWrite )) == -1)
1204 if ((errno == EAGAIN) || (errno == EINTR)) continue;
1205 if ((errno == EFAULT) && VIRTUAL_HandleFault( buffer )) continue;
1206 if (errno == ENOSPC)
1207 SetLastError( ERROR_DISK_FULL );
1212 close( unix_handle );
1213 if (result == -1) return FALSE;
1214 if (bytesWritten) *bytesWritten = result;
1219 /***********************************************************************
1222 LONG WINAPI WIN16_hread( HFILE16 hFile, SEGPTR buffer, LONG count )
1226 TRACE("%d %08lx %ld\n",
1227 hFile, (DWORD)buffer, count );
1229 /* Some programs pass a count larger than the allocated buffer */
1230 maxlen = GetSelectorLimit16( SELECTOROF(buffer) ) - OFFSETOF(buffer) + 1;
1231 if (count > maxlen) count = maxlen;
1232 return _lread(FILE_GetHandle(hFile), PTR_SEG_TO_LIN(buffer), count );
1236 /***********************************************************************
1239 UINT16 WINAPI WIN16_lread( HFILE16 hFile, SEGPTR buffer, UINT16 count )
1241 return (UINT16)WIN16_hread( hFile, buffer, (LONG)count );
1245 /***********************************************************************
1246 * _lread32 (KERNEL32.596)
1248 UINT WINAPI _lread( HFILE handle, LPVOID buffer, UINT count )
1251 if (!ReadFile( handle, buffer, count, &result, NULL )) return -1;
1256 /***********************************************************************
1257 * _lread16 (KERNEL.82)
1259 UINT16 WINAPI _lread16( HFILE16 hFile, LPVOID buffer, UINT16 count )
1261 return (UINT16)_lread(FILE_GetHandle(hFile), buffer, (LONG)count );
1265 /***********************************************************************
1266 * _lcreat16 (KERNEL.83)
1268 HFILE16 WINAPI _lcreat16( LPCSTR path, INT16 attr )
1270 return FILE_AllocDosHandle( _lcreat( path, attr ) );
1274 /***********************************************************************
1275 * _lcreat (KERNEL32.593)
1277 HFILE WINAPI _lcreat( LPCSTR path, INT attr )
1279 /* Mask off all flags not explicitly allowed by the doc */
1280 attr &= FILE_ATTRIBUTE_READONLY | FILE_ATTRIBUTE_HIDDEN | FILE_ATTRIBUTE_SYSTEM;
1281 TRACE("%s %02x\n", path, attr );
1282 return CreateFileA( path, GENERIC_READ | GENERIC_WRITE,
1283 FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
1284 CREATE_ALWAYS, attr, -1 );
1288 /***********************************************************************
1289 * SetFilePointer (KERNEL32.492)
1291 DWORD WINAPI SetFilePointer( HANDLE hFile, LONG distance, LONG *highword,
1294 struct set_file_pointer_request *req = get_req_buffer();
1296 if (highword && *highword)
1298 FIXME("64-bit offsets not supported yet\n");
1299 SetLastError( ERROR_INVALID_PARAMETER );
1302 TRACE("handle %d offset %ld origin %ld\n",
1303 hFile, distance, method );
1305 req->handle = hFile;
1306 req->low = distance;
1307 req->high = highword ? *highword : 0;
1308 /* FIXME: assumes 1:1 mapping between Windows and Unix seek constants */
1309 req->whence = method;
1311 if (server_call( REQ_SET_FILE_POINTER )) return 0xffffffff;
1312 if (highword) *highword = req->new_high;
1313 return req->new_low;
1317 /***********************************************************************
1318 * _llseek16 (KERNEL.84)
1321 * Seeking before the start of the file should be allowed for _llseek16,
1322 * but cause subsequent I/O operations to fail (cf. interrupt list)
1325 LONG WINAPI _llseek16( HFILE16 hFile, LONG lOffset, INT16 nOrigin )
1327 return SetFilePointer( FILE_GetHandle(hFile), lOffset, NULL, nOrigin );
1331 /***********************************************************************
1332 * _llseek32 (KERNEL32.594)
1334 LONG WINAPI _llseek( HFILE hFile, LONG lOffset, INT nOrigin )
1336 return SetFilePointer( hFile, lOffset, NULL, nOrigin );
1340 /***********************************************************************
1341 * _lopen16 (KERNEL.85)
1343 HFILE16 WINAPI _lopen16( LPCSTR path, INT16 mode )
1345 return FILE_AllocDosHandle( _lopen( path, mode ) );
1349 /***********************************************************************
1350 * _lopen32 (KERNEL32.595)
1352 HFILE WINAPI _lopen( LPCSTR path, INT mode )
1354 DWORD access, sharing;
1356 TRACE("('%s',%04x)\n", path, mode );
1357 FILE_ConvertOFMode( mode, &access, &sharing );
1358 return CreateFileA( path, access, sharing, NULL, OPEN_EXISTING, 0, -1 );
1362 /***********************************************************************
1363 * _lwrite16 (KERNEL.86)
1365 UINT16 WINAPI _lwrite16( HFILE16 hFile, LPCSTR buffer, UINT16 count )
1367 return (UINT16)_hwrite( FILE_GetHandle(hFile), buffer, (LONG)count );
1370 /***********************************************************************
1371 * _lwrite32 (KERNEL32.761)
1373 UINT WINAPI _lwrite( HFILE hFile, LPCSTR buffer, UINT count )
1375 return (UINT)_hwrite( hFile, buffer, (LONG)count );
1379 /***********************************************************************
1380 * _hread16 (KERNEL.349)
1382 LONG WINAPI _hread16( HFILE16 hFile, LPVOID buffer, LONG count)
1384 return _lread( FILE_GetHandle(hFile), buffer, count );
1388 /***********************************************************************
1389 * _hread32 (KERNEL32.590)
1391 LONG WINAPI _hread( HFILE hFile, LPVOID buffer, LONG count)
1393 return _lread( hFile, buffer, count );
1397 /***********************************************************************
1398 * _hwrite16 (KERNEL.350)
1400 LONG WINAPI _hwrite16( HFILE16 hFile, LPCSTR buffer, LONG count )
1402 return _hwrite( FILE_GetHandle(hFile), buffer, count );
1406 /***********************************************************************
1407 * _hwrite32 (KERNEL32.591)
1409 * experimentation yields that _lwrite:
1410 * o truncates the file at the current position with
1412 * o returns 0 on a 0 length write
1413 * o works with console handles
1416 LONG WINAPI _hwrite( HFILE handle, LPCSTR buffer, LONG count )
1420 TRACE("%d %p %ld\n", handle, buffer, count );
1424 /* Expand or truncate at current position */
1425 if (!SetEndOfFile( handle )) return HFILE_ERROR;
1428 if (!WriteFile( handle, buffer, count, &result, NULL ))
1434 /***********************************************************************
1435 * SetHandleCount16 (KERNEL.199)
1437 UINT16 WINAPI SetHandleCount16( UINT16 count )
1439 HGLOBAL16 hPDB = GetCurrentPDB16();
1440 PDB16 *pdb = (PDB16 *)GlobalLock16( hPDB );
1441 BYTE *files = PTR_SEG_TO_LIN( pdb->fileHandlesPtr );
1443 TRACE("(%d)\n", count );
1445 if (count < 20) count = 20; /* No point in going below 20 */
1446 else if (count > 254) count = 254;
1450 if (pdb->nbFiles > 20)
1452 memcpy( pdb->fileHandles, files, 20 );
1453 GlobalFree16( pdb->hFileHandles );
1454 pdb->fileHandlesPtr = (SEGPTR)MAKELONG( 0x18,
1455 GlobalHandleToSel16( hPDB ) );
1456 pdb->hFileHandles = 0;
1460 else /* More than 20, need a new file handles table */
1463 HGLOBAL16 newhandle = GlobalAlloc16( GMEM_MOVEABLE, count );
1466 SetLastError( ERROR_NOT_ENOUGH_MEMORY );
1467 return pdb->nbFiles;
1469 newfiles = (BYTE *)GlobalLock16( newhandle );
1471 if (count > pdb->nbFiles)
1473 memcpy( newfiles, files, pdb->nbFiles );
1474 memset( newfiles + pdb->nbFiles, 0xff, count - pdb->nbFiles );
1476 else memcpy( newfiles, files, count );
1477 if (pdb->nbFiles > 20) GlobalFree16( pdb->hFileHandles );
1478 pdb->fileHandlesPtr = WIN16_GlobalLock16( newhandle );
1479 pdb->hFileHandles = newhandle;
1480 pdb->nbFiles = count;
1482 return pdb->nbFiles;
1486 /*************************************************************************
1487 * SetHandleCount32 (KERNEL32.494)
1489 UINT WINAPI SetHandleCount( UINT count )
1491 return MIN( 256, count );
1495 /***********************************************************************
1496 * FlushFileBuffers (KERNEL32.133)
1498 BOOL WINAPI FlushFileBuffers( HANDLE hFile )
1500 struct flush_file_request *req = get_req_buffer();
1501 req->handle = hFile;
1502 return !server_call( REQ_FLUSH_FILE );
1506 /**************************************************************************
1507 * SetEndOfFile (KERNEL32.483)
1509 BOOL WINAPI SetEndOfFile( HANDLE hFile )
1511 struct truncate_file_request *req = get_req_buffer();
1512 req->handle = hFile;
1513 return !server_call( REQ_TRUNCATE_FILE );
1517 /***********************************************************************
1518 * DeleteFile16 (KERNEL.146)
1520 BOOL16 WINAPI DeleteFile16( LPCSTR path )
1522 return DeleteFileA( path );
1526 /***********************************************************************
1527 * DeleteFile32A (KERNEL32.71)
1529 BOOL WINAPI DeleteFileA( LPCSTR path )
1531 DOS_FULL_NAME full_name;
1533 TRACE("'%s'\n", path );
1537 ERR("Empty path passed\n");
1540 if (DOSFS_GetDevice( path ))
1542 WARN("cannot remove DOS device '%s'!\n", path);
1543 SetLastError( ERROR_FILE_NOT_FOUND );
1547 if (!DOSFS_GetFullName( path, TRUE, &full_name )) return FALSE;
1548 if (unlink( full_name.long_name ) == -1)
1557 /***********************************************************************
1558 * DeleteFile32W (KERNEL32.72)
1560 BOOL WINAPI DeleteFileW( LPCWSTR path )
1562 LPSTR xpath = HEAP_strdupWtoA( GetProcessHeap(), 0, path );
1563 BOOL ret = DeleteFileA( xpath );
1564 HeapFree( GetProcessHeap(), 0, xpath );
1569 /***********************************************************************
1572 LPVOID FILE_dommap( int unix_handle, LPVOID start,
1573 DWORD size_high, DWORD size_low,
1574 DWORD offset_high, DWORD offset_low,
1575 int prot, int flags )
1581 if (size_high || offset_high)
1582 FIXME("offsets larger than 4Gb not supported\n");
1584 if (unix_handle == -1)
1589 static int fdzero = -1;
1593 if ((fdzero = open( "/dev/zero", O_RDONLY )) == -1)
1595 perror( "/dev/zero: open" );
1600 #endif /* MAP_ANON */
1601 /* Linux EINVAL's on us if we don't pass MAP_PRIVATE to an anon mmap */
1603 flags &= ~MAP_SHARED;
1606 flags |= MAP_PRIVATE;
1609 else fd = unix_handle;
1611 if ((ret = mmap( start, size_low, prot,
1612 flags, fd, offset_low )) != (LPVOID)-1)
1615 /* mmap() failed; if this is because the file offset is not */
1616 /* page-aligned (EINVAL), or because the underlying filesystem */
1617 /* does not support mmap() (ENOEXEC), we do it by hand. */
1619 if (unix_handle == -1) return ret;
1620 if ((errno != ENOEXEC) && (errno != EINVAL)) return ret;
1621 if (prot & PROT_WRITE)
1623 /* We cannot fake shared write mappings */
1625 if (flags & MAP_SHARED) return ret;
1628 if (!(flags & MAP_PRIVATE)) return ret;
1631 /* printf( "FILE_mmap: mmap failed (%d), faking it\n", errno );*/
1632 /* Reserve the memory with an anonymous mmap */
1633 ret = FILE_dommap( -1, start, size_high, size_low, 0, 0,
1634 PROT_READ | PROT_WRITE, flags );
1635 if (ret == (LPVOID)-1) return ret;
1636 /* Now read in the file */
1637 if ((pos = lseek( fd, offset_low, SEEK_SET )) == -1)
1639 FILE_munmap( ret, size_high, size_low );
1642 read( fd, ret, size_low );
1643 lseek( fd, pos, SEEK_SET ); /* Restore the file pointer */
1644 mprotect( ret, size_low, prot ); /* Set the right protection */
1649 /***********************************************************************
1652 int FILE_munmap( LPVOID start, DWORD size_high, DWORD size_low )
1655 FIXME("offsets larger than 4Gb not supported\n");
1656 return munmap( start, size_low );
1660 /***********************************************************************
1661 * GetFileType (KERNEL32.222)
1663 DWORD WINAPI GetFileType( HANDLE hFile )
1665 struct get_file_info_request *req = get_req_buffer();
1666 req->handle = hFile;
1667 if (server_call( REQ_GET_FILE_INFO )) return FILE_TYPE_UNKNOWN;
1672 /**************************************************************************
1673 * MoveFileExA (KERNEL32.???)
1675 BOOL WINAPI MoveFileExA( LPCSTR fn1, LPCSTR fn2, DWORD flag )
1677 DOS_FULL_NAME full_name1, full_name2;
1679 TRACE("(%s,%s,%04lx)\n", fn1, fn2, flag);
1681 if (!DOSFS_GetFullName( fn1, TRUE, &full_name1 )) return FALSE;
1683 if (fn2) /* !fn2 means delete fn1 */
1685 if (DOSFS_GetFullName( fn2, TRUE, &full_name2 ))
1687 /* target exists, check if we may overwrite */
1688 if (!(flag & MOVEFILE_REPLACE_EXISTING))
1690 /* FIXME: Use right error code */
1691 SetLastError( ERROR_ACCESS_DENIED );
1695 else if (!DOSFS_GetFullName( fn2, FALSE, &full_name2 )) return FALSE;
1697 /* Source name and target path are valid */
1699 if (flag & MOVEFILE_DELAY_UNTIL_REBOOT)
1701 /* FIXME: (bon@elektron.ikp.physik.th-darmstadt.de 970706)
1702 Perhaps we should queue these command and execute it
1703 when exiting... What about using on_exit(2)
1705 FIXME("Please move existing file '%s' to file '%s' when Wine has finished\n",
1706 full_name1.long_name, full_name2.long_name);
1710 if (full_name1.drive != full_name2.drive)
1712 /* use copy, if allowed */
1713 if (!(flag & MOVEFILE_COPY_ALLOWED))
1715 /* FIXME: Use right error code */
1716 SetLastError( ERROR_FILE_EXISTS );
1719 return CopyFileA( fn1, fn2, !(flag & MOVEFILE_REPLACE_EXISTING) );
1721 if (rename( full_name1.long_name, full_name2.long_name ) == -1)
1728 else /* fn2 == NULL means delete source */
1730 if (flag & MOVEFILE_DELAY_UNTIL_REBOOT)
1732 if (flag & MOVEFILE_COPY_ALLOWED) {
1733 WARN("Illegal flag\n");
1734 SetLastError( ERROR_GEN_FAILURE );
1737 /* FIXME: (bon@elektron.ikp.physik.th-darmstadt.de 970706)
1738 Perhaps we should queue these command and execute it
1739 when exiting... What about using on_exit(2)
1741 FIXME("Please delete file '%s' when Wine has finished\n",
1742 full_name1.long_name);
1746 if (unlink( full_name1.long_name ) == -1)
1751 return TRUE; /* successfully deleted */
1755 /**************************************************************************
1756 * MoveFileEx32W (KERNEL32.???)
1758 BOOL WINAPI MoveFileExW( LPCWSTR fn1, LPCWSTR fn2, DWORD flag )
1760 LPSTR afn1 = HEAP_strdupWtoA( GetProcessHeap(), 0, fn1 );
1761 LPSTR afn2 = HEAP_strdupWtoA( GetProcessHeap(), 0, fn2 );
1762 BOOL res = MoveFileExA( afn1, afn2, flag );
1763 HeapFree( GetProcessHeap(), 0, afn1 );
1764 HeapFree( GetProcessHeap(), 0, afn2 );
1769 /**************************************************************************
1770 * MoveFile32A (KERNEL32.387)
1772 * Move file or directory
1774 BOOL WINAPI MoveFileA( LPCSTR fn1, LPCSTR fn2 )
1776 DOS_FULL_NAME full_name1, full_name2;
1779 TRACE("(%s,%s)\n", fn1, fn2 );
1781 if (!DOSFS_GetFullName( fn1, TRUE, &full_name1 )) return FALSE;
1782 if (DOSFS_GetFullName( fn2, TRUE, &full_name2 ))
1783 /* The new name must not already exist */
1785 if (!DOSFS_GetFullName( fn2, FALSE, &full_name2 )) return FALSE;
1787 if (full_name1.drive == full_name2.drive) /* move */
1788 if (rename( full_name1.long_name, full_name2.long_name ) == -1)
1795 if (stat( full_name1.long_name, &fstat ))
1797 WARN("Invalid source file %s\n",
1798 full_name1.long_name);
1802 if (S_ISDIR(fstat.st_mode)) {
1803 /* No Move for directories across file systems */
1804 /* FIXME: Use right error code */
1805 SetLastError( ERROR_GEN_FAILURE );
1809 return CopyFileA(fn1, fn2, TRUE); /*fail, if exist */
1814 /**************************************************************************
1815 * MoveFile32W (KERNEL32.390)
1817 BOOL WINAPI MoveFileW( LPCWSTR fn1, LPCWSTR fn2 )
1819 LPSTR afn1 = HEAP_strdupWtoA( GetProcessHeap(), 0, fn1 );
1820 LPSTR afn2 = HEAP_strdupWtoA( GetProcessHeap(), 0, fn2 );
1821 BOOL res = MoveFileA( afn1, afn2 );
1822 HeapFree( GetProcessHeap(), 0, afn1 );
1823 HeapFree( GetProcessHeap(), 0, afn2 );
1828 /**************************************************************************
1829 * CopyFile32A (KERNEL32.36)
1831 BOOL WINAPI CopyFileA( LPCSTR source, LPCSTR dest, BOOL fail_if_exists )
1834 BY_HANDLE_FILE_INFORMATION info;
1840 if ((h1 = _lopen( source, OF_READ )) == HFILE_ERROR) return FALSE;
1841 if (!GetFileInformationByHandle( h1, &info ))
1846 mode = (info.dwFileAttributes & FILE_ATTRIBUTE_READONLY) ? 0444 : 0666;
1847 if ((h2 = CreateFileA( dest, GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
1848 fail_if_exists ? CREATE_NEW : CREATE_ALWAYS,
1849 info.dwFileAttributes, h1 )) == HFILE_ERROR)
1854 while ((count = _lread( h1, buffer, sizeof(buffer) )) > 0)
1859 INT res = _lwrite( h2, p, count );
1860 if (res <= 0) goto done;
1873 /**************************************************************************
1874 * CopyFile32W (KERNEL32.37)
1876 BOOL WINAPI CopyFileW( LPCWSTR source, LPCWSTR dest, BOOL fail_if_exists)
1878 LPSTR sourceA = HEAP_strdupWtoA( GetProcessHeap(), 0, source );
1879 LPSTR destA = HEAP_strdupWtoA( GetProcessHeap(), 0, dest );
1880 BOOL ret = CopyFileA( sourceA, destA, fail_if_exists );
1881 HeapFree( GetProcessHeap(), 0, sourceA );
1882 HeapFree( GetProcessHeap(), 0, destA );
1887 /**************************************************************************
1888 * CopyFileEx32A (KERNEL32.858)
1890 * This implementation ignores most of the extra parameters passed-in into
1891 * the "ex" version of the method and calls the CopyFile method.
1892 * It will have to be fixed eventually.
1894 BOOL WINAPI CopyFileExA(LPCSTR sourceFilename,
1895 LPCSTR destFilename,
1896 LPPROGRESS_ROUTINE progressRoutine,
1898 LPBOOL cancelFlagPointer,
1901 BOOL failIfExists = FALSE;
1904 * Interpret the only flag that CopyFile can interpret.
1906 if ( (copyFlags & COPY_FILE_FAIL_IF_EXISTS) != 0)
1908 failIfExists = TRUE;
1911 return CopyFileA(sourceFilename, destFilename, failIfExists);
1914 /**************************************************************************
1915 * CopyFileEx32W (KERNEL32.859)
1917 BOOL WINAPI CopyFileExW(LPCWSTR sourceFilename,
1918 LPCWSTR destFilename,
1919 LPPROGRESS_ROUTINE progressRoutine,
1921 LPBOOL cancelFlagPointer,
1924 LPSTR sourceA = HEAP_strdupWtoA( GetProcessHeap(), 0, sourceFilename );
1925 LPSTR destA = HEAP_strdupWtoA( GetProcessHeap(), 0, destFilename );
1927 BOOL ret = CopyFileExA(sourceA,
1934 HeapFree( GetProcessHeap(), 0, sourceA );
1935 HeapFree( GetProcessHeap(), 0, destA );
1941 /***********************************************************************
1942 * SetFileTime (KERNEL32.650)
1944 BOOL WINAPI SetFileTime( HANDLE hFile,
1945 const FILETIME *lpCreationTime,
1946 const FILETIME *lpLastAccessTime,
1947 const FILETIME *lpLastWriteTime )
1949 struct set_file_time_request *req = get_req_buffer();
1951 req->handle = hFile;
1952 if (lpLastAccessTime)
1953 req->access_time = DOSFS_FileTimeToUnixTime(lpLastAccessTime, NULL);
1955 req->access_time = 0; /* FIXME */
1956 if (lpLastWriteTime)
1957 req->write_time = DOSFS_FileTimeToUnixTime(lpLastWriteTime, NULL);
1959 req->write_time = 0; /* FIXME */
1960 return !server_call( REQ_SET_FILE_TIME );
1964 /**************************************************************************
1965 * LockFile (KERNEL32.511)
1967 BOOL WINAPI LockFile( HANDLE hFile, DWORD dwFileOffsetLow, DWORD dwFileOffsetHigh,
1968 DWORD nNumberOfBytesToLockLow, DWORD nNumberOfBytesToLockHigh )
1970 struct lock_file_request *req = get_req_buffer();
1972 req->handle = hFile;
1973 req->offset_low = dwFileOffsetLow;
1974 req->offset_high = dwFileOffsetHigh;
1975 req->count_low = nNumberOfBytesToLockLow;
1976 req->count_high = nNumberOfBytesToLockHigh;
1977 return !server_call( REQ_LOCK_FILE );
1980 /**************************************************************************
1981 * LockFileEx [KERNEL32.512]
1983 * Locks a byte range within an open file for shared or exclusive access.
1990 * Per Microsoft docs, the third parameter (reserved) must be set to 0.
1992 BOOL WINAPI LockFileEx( HANDLE hFile, DWORD flags, DWORD reserved,
1993 DWORD nNumberOfBytesToLockLow, DWORD nNumberOfBytesToLockHigh,
1994 LPOVERLAPPED pOverlapped )
1996 FIXME("hFile=%d,flags=%ld,reserved=%ld,lowbytes=%ld,highbytes=%ld,overlapped=%p: stub.\n",
1997 hFile, flags, reserved, nNumberOfBytesToLockLow, nNumberOfBytesToLockHigh,
2000 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
2003 ERR("reserved == %ld: Supposed to be 0??\n", reserved);
2004 SetLastError(ERROR_INVALID_PARAMETER);
2011 /**************************************************************************
2012 * UnlockFile (KERNEL32.703)
2014 BOOL WINAPI UnlockFile( HANDLE hFile, DWORD dwFileOffsetLow, DWORD dwFileOffsetHigh,
2015 DWORD nNumberOfBytesToUnlockLow, DWORD nNumberOfBytesToUnlockHigh )
2017 struct unlock_file_request *req = get_req_buffer();
2019 req->handle = hFile;
2020 req->offset_low = dwFileOffsetLow;
2021 req->offset_high = dwFileOffsetHigh;
2022 req->count_low = nNumberOfBytesToUnlockLow;
2023 req->count_high = nNumberOfBytesToUnlockHigh;
2024 return !server_call( REQ_UNLOCK_FILE );
2028 /**************************************************************************
2029 * UnlockFileEx (KERNEL32.705)
2031 BOOL WINAPI UnlockFileEx(
2034 DWORD nNumberOfBytesToUnlockLow,
2035 DWORD nNumberOfBytesToUnlockHigh,
2036 LPOVERLAPPED lpOverlapped
2039 FIXME("hFile=%d,reserved=%ld,lowbytes=%ld,highbytes=%ld,overlapped=%p: stub.\n",
2040 hFile, dwReserved, nNumberOfBytesToUnlockLow, nNumberOfBytesToUnlockHigh,
2042 if (dwReserved == 0)
2043 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
2046 ERR("reserved == %ld: Supposed to be 0??\n", dwReserved);
2047 SetLastError(ERROR_INVALID_PARAMETER);
2056 struct DOS_FILE_LOCK {
2057 struct DOS_FILE_LOCK * next;
2061 FILE_OBJECT * dos_file;
2062 /* char * unix_name;*/
2065 typedef struct DOS_FILE_LOCK DOS_FILE_LOCK;
2067 static DOS_FILE_LOCK *locks = NULL;
2068 static void DOS_RemoveFileLocks(FILE_OBJECT *file);
2071 /* Locks need to be mirrored because unix file locking is based
2072 * on the pid. Inside of wine there can be multiple WINE processes
2073 * that share the same unix pid.
2074 * Read's and writes should check these locks also - not sure
2075 * how critical that is at this point (FIXME).
2078 static BOOL DOS_AddLock(FILE_OBJECT *file, struct flock *f)
2080 DOS_FILE_LOCK *curr;
2083 processId = GetCurrentProcessId();
2085 /* check if lock overlaps a current lock for the same file */
2087 for (curr = locks; curr; curr = curr->next) {
2088 if (strcmp(curr->unix_name, file->unix_name) == 0) {
2089 if ((f->l_start == curr->base) && (f->l_len == curr->len))
2090 return TRUE;/* region is identic */
2091 if ((f->l_start < (curr->base + curr->len)) &&
2092 ((f->l_start + f->l_len) > curr->base)) {
2093 /* region overlaps */
2100 curr = HeapAlloc( GetProcessHeap(), 0, sizeof(DOS_FILE_LOCK) );
2101 curr->processId = GetCurrentProcessId();
2102 curr->base = f->l_start;
2103 curr->len = f->l_len;
2104 /* curr->unix_name = HEAP_strdupA( GetProcessHeap(), 0, file->unix_name);*/
2106 curr->dos_file = file;
2111 static void DOS_RemoveFileLocks(FILE_OBJECT *file)
2114 DOS_FILE_LOCK **curr;
2117 processId = GetCurrentProcessId();
2120 if ((*curr)->dos_file == file) {
2122 *curr = (*curr)->next;
2123 /* HeapFree( GetProcessHeap(), 0, rem->unix_name );*/
2124 HeapFree( GetProcessHeap(), 0, rem );
2127 curr = &(*curr)->next;
2131 static BOOL DOS_RemoveLock(FILE_OBJECT *file, struct flock *f)
2134 DOS_FILE_LOCK **curr;
2137 processId = GetCurrentProcessId();
2138 for (curr = &locks; *curr; curr = &(*curr)->next) {
2139 if ((*curr)->processId == processId &&
2140 (*curr)->dos_file == file &&
2141 (*curr)->base == f->l_start &&
2142 (*curr)->len == f->l_len) {
2143 /* this is the same lock */
2145 *curr = (*curr)->next;
2146 /* HeapFree( GetProcessHeap(), 0, rem->unix_name );*/
2147 HeapFree( GetProcessHeap(), 0, rem );
2151 /* no matching lock found */
2156 /**************************************************************************
2157 * LockFile (KERNEL32.511)
2159 BOOL WINAPI LockFile(
2160 HFILE hFile,DWORD dwFileOffsetLow,DWORD dwFileOffsetHigh,
2161 DWORD nNumberOfBytesToLockLow,DWORD nNumberOfBytesToLockHigh )
2166 TRACE("handle %d offsetlow=%ld offsethigh=%ld nbyteslow=%ld nbyteshigh=%ld\n",
2167 hFile, dwFileOffsetLow, dwFileOffsetHigh,
2168 nNumberOfBytesToLockLow, nNumberOfBytesToLockHigh);
2170 if (dwFileOffsetHigh || nNumberOfBytesToLockHigh) {
2171 FIXME("Unimplemented bytes > 32bits\n");
2175 f.l_start = dwFileOffsetLow;
2176 f.l_len = nNumberOfBytesToLockLow;
2177 f.l_whence = SEEK_SET;
2181 if (!(file = FILE_GetFile(hFile,0,NULL))) return FALSE;
2183 /* shadow locks internally */
2184 if (!DOS_AddLock(file, &f)) {
2185 SetLastError( ERROR_LOCK_VIOLATION );
2189 /* FIXME: Unix locking commented out for now, doesn't work with Excel */
2190 #ifdef USE_UNIX_LOCKS
2191 if (fcntl(file->unix_handle, F_SETLK, &f) == -1) {
2192 if (errno == EACCES || errno == EAGAIN) {
2193 SetLastError( ERROR_LOCK_VIOLATION );
2198 /* remove our internal copy of the lock */
2199 DOS_RemoveLock(file, &f);
2207 /**************************************************************************
2208 * UnlockFile (KERNEL32.703)
2210 BOOL WINAPI UnlockFile(
2211 HFILE hFile,DWORD dwFileOffsetLow,DWORD dwFileOffsetHigh,
2212 DWORD nNumberOfBytesToUnlockLow,DWORD nNumberOfBytesToUnlockHigh )
2217 TRACE("handle %d offsetlow=%ld offsethigh=%ld nbyteslow=%ld nbyteshigh=%ld\n",
2218 hFile, dwFileOffsetLow, dwFileOffsetHigh,
2219 nNumberOfBytesToUnlockLow, nNumberOfBytesToUnlockHigh);
2221 if (dwFileOffsetHigh || nNumberOfBytesToUnlockHigh) {
2222 WARN("Unimplemented bytes > 32bits\n");
2226 f.l_start = dwFileOffsetLow;
2227 f.l_len = nNumberOfBytesToUnlockLow;
2228 f.l_whence = SEEK_SET;
2232 if (!(file = FILE_GetFile(hFile,0,NULL))) return FALSE;
2234 DOS_RemoveLock(file, &f); /* ok if fails - may be another wine */
2236 /* FIXME: Unix locking commented out for now, doesn't work with Excel */
2237 #ifdef USE_UNIX_LOCKS
2238 if (fcntl(file->unix_handle, F_SETLK, &f) == -1) {
2247 /**************************************************************************
2248 * GetFileAttributesEx32A [KERNEL32.874]
2250 BOOL WINAPI GetFileAttributesExA(
2251 LPCSTR lpFileName, GET_FILEEX_INFO_LEVELS fInfoLevelId,
2252 LPVOID lpFileInformation)
2254 DOS_FULL_NAME full_name;
2255 BY_HANDLE_FILE_INFORMATION info;
2257 if (lpFileName == NULL) return FALSE;
2258 if (lpFileInformation == NULL) return FALSE;
2260 if (fInfoLevelId == GetFileExInfoStandard) {
2261 LPWIN32_FILE_ATTRIBUTE_DATA lpFad =
2262 (LPWIN32_FILE_ATTRIBUTE_DATA) lpFileInformation;
2263 if (!DOSFS_GetFullName( lpFileName, TRUE, &full_name )) return FALSE;
2264 if (!FILE_Stat( full_name.long_name, &info )) return FALSE;
2266 lpFad->dwFileAttributes = info.dwFileAttributes;
2267 lpFad->ftCreationTime = info.ftCreationTime;
2268 lpFad->ftLastAccessTime = info.ftLastAccessTime;
2269 lpFad->ftLastWriteTime = info.ftLastWriteTime;
2270 lpFad->nFileSizeHigh = info.nFileSizeHigh;
2271 lpFad->nFileSizeLow = info.nFileSizeLow;
2274 FIXME("invalid info level %d!\n", fInfoLevelId);
2282 /**************************************************************************
2283 * GetFileAttributesEx32W [KERNEL32.875]
2285 BOOL WINAPI GetFileAttributesExW(
2286 LPCWSTR lpFileName, GET_FILEEX_INFO_LEVELS fInfoLevelId,
2287 LPVOID lpFileInformation)
2289 LPSTR nameA = HEAP_strdupWtoA( GetProcessHeap(), 0, lpFileName );
2291 GetFileAttributesExA( nameA, fInfoLevelId, lpFileInformation);
2292 HeapFree( GetProcessHeap(), 0, nameA );