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.
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/port.h"
47 #include "debugtools.h"
51 DEFAULT_DEBUG_CHANNEL(file);
53 #if defined(MAP_ANONYMOUS) && !defined(MAP_ANON)
54 #define MAP_ANON MAP_ANONYMOUS
57 /* Size of per-process table of DOS handles */
58 #define DOS_TABLE_SIZE 256
60 static HANDLE dos_handles[DOS_TABLE_SIZE];
63 /***********************************************************************
66 * Convert OF_* mode into flags for CreateFile.
68 static void FILE_ConvertOFMode( INT mode, DWORD *access, DWORD *sharing )
72 case OF_READ: *access = GENERIC_READ; break;
73 case OF_WRITE: *access = GENERIC_WRITE; break;
74 case OF_READWRITE: *access = GENERIC_READ | GENERIC_WRITE; break;
75 default: *access = 0; break;
79 case OF_SHARE_EXCLUSIVE: *sharing = 0; break;
80 case OF_SHARE_DENY_WRITE: *sharing = FILE_SHARE_READ; break;
81 case OF_SHARE_DENY_READ: *sharing = FILE_SHARE_WRITE; break;
82 case OF_SHARE_DENY_NONE:
84 default: *sharing = FILE_SHARE_READ | FILE_SHARE_WRITE; break;
90 /***********************************************************************
94 * oldmode[I] mode how file was first opened
95 * mode[I] mode how the file should get opened
100 * Look what we have to do with the given SHARE modes
102 * Ralph Brown's interrupt list gives following explication, I guess
103 * the same holds for Windows, DENY ALL should be OF_SHARE_COMPAT
105 * FIXME: Validate this function
106 ========from Ralph Brown's list =========
108 Values of DOS file sharing behavior:
109 | Second and subsequent Opens
110 First |Compat Deny Deny Deny Deny
111 Open | All Write Read None
112 |R W RW R W RW R W RW R W RW R W RW
113 - - - - -| - - - - - - - - - - - - - - - - -
114 Compat R |Y Y Y N N N 1 N N N N N 1 N N
115 W |Y Y Y N N N N N N N N N N N N
116 RW|Y Y Y N N N N N N N N N N N N
118 Deny R |C C C N N N N N N N N N N N N
119 All W |C C C N N N N N N N N N N N N
120 RW|C C C N N N N N N N N N N N N
122 Deny R |2 C C N N N Y N N N N N Y N N
123 Write W |C C C N N N N N N Y N N Y N N
124 RW|C C C N N N N N N N N N Y N N
126 Deny R |C C C N N N N Y N N N N N Y N
127 Read W |C C C N N N N N N N Y N N Y N
128 RW|C C C N N N N N N N N N N Y N
130 Deny R |2 C C N N N Y Y Y N N N Y Y Y
131 None W |C C C N N N N N N Y Y Y Y Y Y
132 RW|C C C N N N N N N N N N Y Y Y
133 Legend: Y = open succeeds, N = open fails with error code 05h
134 C = open fails, INT 24 generated
135 1 = open succeeds if file read-only, else fails with error code
136 2 = open succeeds if file read-only, else fails with INT 24
137 ========end of description from Ralph Brown's List =====
138 For every "Y" in the table we return FALSE
139 For every "N" we set the DOS_ERROR and return TRUE
140 For all other cases we barf,set the DOS_ERROR and return TRUE
143 static BOOL FILE_ShareDeny( int mode, int oldmode)
145 int oldsharemode = oldmode & 0x70;
146 int sharemode = mode & 0x70;
147 int oldopenmode = oldmode & 3;
148 int openmode = mode & 3;
150 switch (oldsharemode)
152 case OF_SHARE_COMPAT:
153 if (sharemode == OF_SHARE_COMPAT) return FALSE;
154 if (openmode == OF_READ) goto test_ro_err05;
156 case OF_SHARE_EXCLUSIVE:
157 if (sharemode == OF_SHARE_COMPAT) goto fail_int24;
159 case OF_SHARE_DENY_WRITE:
160 if (openmode != OF_READ)
162 if (sharemode == OF_SHARE_COMPAT) goto fail_int24;
167 case OF_SHARE_COMPAT:
168 if (oldopenmode == OF_READ) goto test_ro_int24;
170 case OF_SHARE_DENY_NONE:
172 case OF_SHARE_DENY_WRITE:
173 if (oldopenmode == OF_READ) return FALSE;
174 case OF_SHARE_DENY_READ:
175 if (oldopenmode == OF_WRITE) return FALSE;
176 case OF_SHARE_EXCLUSIVE:
181 case OF_SHARE_DENY_READ:
182 if (openmode != OF_WRITE)
184 if (sharemode == OF_SHARE_COMPAT) goto fail_int24;
189 case OF_SHARE_COMPAT:
191 case OF_SHARE_DENY_NONE:
193 case OF_SHARE_DENY_WRITE:
194 if (oldopenmode == OF_READ) return FALSE;
195 case OF_SHARE_DENY_READ:
196 if (oldopenmode == OF_WRITE) return FALSE;
197 case OF_SHARE_EXCLUSIVE:
202 case OF_SHARE_DENY_NONE:
205 case OF_SHARE_COMPAT:
207 case OF_SHARE_DENY_NONE:
209 case OF_SHARE_DENY_WRITE:
210 if (oldopenmode == OF_READ) return FALSE;
211 case OF_SHARE_DENY_READ:
212 if (oldopenmode == OF_WRITE) return FALSE;
213 case OF_SHARE_EXCLUSIVE:
218 ERR("unknown mode\n");
220 ERR("shouldn't happen\n");
221 ERR("Please report to bon@elektron.ikp.physik.tu-darmstadt.de\n");
225 if (oldmode == OF_READ)
229 FIXME("generate INT24 missing\n");
230 /* Is this the right error? */
231 SetLastError( ERROR_ACCESS_DENIED );
235 if (oldmode == OF_READ)
239 TRACE("Access Denied, oldmode 0x%02x mode 0x%02x\n",oldmode,mode);
240 SetLastError( ERROR_ACCESS_DENIED );
246 /***********************************************************************
249 * Set the DOS error code from errno.
251 void FILE_SetDosError(void)
253 int save_errno = errno; /* errno gets overwritten by printf */
255 TRACE("errno = %d %s\n", errno, strerror(errno));
259 SetLastError( ERROR_SHARING_VIOLATION );
262 SetLastError( ERROR_INVALID_HANDLE );
265 SetLastError( ERROR_HANDLE_DISK_FULL );
270 SetLastError( ERROR_ACCESS_DENIED );
273 SetLastError( ERROR_LOCK_VIOLATION );
276 SetLastError( ERROR_FILE_NOT_FOUND );
279 SetLastError( ERROR_CANNOT_MAKE );
283 SetLastError( ERROR_NO_MORE_FILES );
286 SetLastError( ERROR_FILE_EXISTS );
290 SetLastError( ERROR_SEEK );
293 SetLastError( ERROR_DIR_NOT_EMPTY );
296 SetLastError( ERROR_BAD_FORMAT );
299 WARN( "unknown file error: %s", strerror(save_errno) );
300 SetLastError( ERROR_GEN_FAILURE );
307 /***********************************************************************
310 * Duplicate a Unix handle into a task handle.
312 HFILE FILE_DupUnixHandle( int fd, DWORD access )
314 struct alloc_file_handle_request *req = get_req_buffer();
315 req->access = access;
316 server_call_fd( REQ_ALLOC_FILE_HANDLE, fd, NULL );
321 /***********************************************************************
324 * Retrieve the Unix handle corresponding to a file handle.
326 int FILE_GetUnixHandle( HANDLE handle, DWORD access )
328 int unix_handle = -1;
329 if (access == GENERIC_READ)
331 struct get_read_fd_request *req = get_req_buffer();
332 req->handle = handle;
333 server_call_fd( REQ_GET_READ_FD, -1, &unix_handle );
335 else if (access == GENERIC_WRITE)
337 struct get_write_fd_request *req = get_req_buffer();
338 req->handle = handle;
339 server_call_fd( REQ_GET_WRITE_FD, -1, &unix_handle );
341 else ERR( "bad access %08lx\n", access );
346 /*************************************************************************
349 * Open a handle to the current process console.
351 static HANDLE FILE_OpenConsole( BOOL output, DWORD access, LPSECURITY_ATTRIBUTES sa )
357 struct open_console_request *req = server_alloc_req( sizeof(*req), 0 );
359 req->output = output;
360 req->access = access;
361 req->inherit = (sa && (sa->nLength>=sizeof(*sa)) && sa->bInheritHandle);
363 if (!server_call( REQ_OPEN_CONSOLE )) ret = req->handle;
370 /***********************************************************************
373 * Implementation of CreateFile. Takes a Unix path name.
375 HANDLE FILE_CreateFile( LPCSTR filename, DWORD access, DWORD sharing,
376 LPSECURITY_ATTRIBUTES sa, DWORD creation,
377 DWORD attributes, HANDLE template, BOOL fail_read_only )
381 size_t len = strlen(filename);
383 if (len > REQUEST_MAX_VAR_SIZE)
385 FIXME("filename '%s' too long\n", filename );
386 SetLastError( ERROR_INVALID_PARAMETER );
393 struct create_file_request *req = server_alloc_req( sizeof(*req), len );
394 req->access = access;
395 req->inherit = (sa && (sa->nLength>=sizeof(*sa)) && sa->bInheritHandle);
396 req->sharing = sharing;
397 req->create = creation;
398 req->attrs = attributes;
399 memcpy( server_data_ptr(req), filename, len );
401 err = server_call( REQ_CREATE_FILE );
406 /* If write access failed, retry without GENERIC_WRITE */
408 if ((ret == -1) && !fail_read_only && (access & GENERIC_WRITE))
410 if ((err == STATUS_MEDIA_WRITE_PROTECTED) || (err == STATUS_ACCESS_DENIED))
412 TRACE("Write access failed for file '%s', trying without "
413 "write access\n", filename);
414 access &= ~GENERIC_WRITE;
420 WARN("Unable to create file '%s' (GLE %ld)\n", filename,
427 /***********************************************************************
430 * Same as FILE_CreateFile but for a device
432 HFILE FILE_CreateDevice( int client_id, DWORD access, LPSECURITY_ATTRIBUTES sa )
437 struct create_device_request *req = server_alloc_req( sizeof(*req), 0 );
439 req->access = access;
440 req->inherit = (sa && (sa->nLength>=sizeof(*sa)) && sa->bInheritHandle);
443 server_call( REQ_CREATE_DEVICE );
451 /*************************************************************************
452 * CreateFileA [KERNEL32.45] Creates or opens a file or other object
454 * Creates or opens an object, and returns a handle that can be used to
455 * access that object.
459 * filename [I] pointer to filename to be accessed
460 * access [I] access mode requested
461 * sharing [I] share mode
462 * sa [I] pointer to security attributes
463 * creation [I] how to create the file
464 * attributes [I] attributes for newly created file
465 * template [I] handle to file with extended attributes to copy
468 * Success: Open handle to specified file
469 * Failure: INVALID_HANDLE_VALUE
472 * Should call SetLastError() on failure.
476 * Doesn't support character devices, pipes, template files, or a
477 * lot of the 'attributes' flags yet.
479 HANDLE WINAPI CreateFileA( LPCSTR filename, DWORD access, DWORD sharing,
480 LPSECURITY_ATTRIBUTES sa, DWORD creation,
481 DWORD attributes, HANDLE template )
483 DOS_FULL_NAME full_name;
487 SetLastError( ERROR_INVALID_PARAMETER );
490 TRACE("%s %s%s%s%s%s%s%s\n",filename,
491 ((access & GENERIC_READ)==GENERIC_READ)?"GENERIC_READ ":"",
492 ((access & GENERIC_WRITE)==GENERIC_WRITE)?"GENERIC_WRITE ":"",
493 (!access)?"QUERY_ACCESS ":"",
494 ((sharing & FILE_SHARE_READ)==FILE_SHARE_READ)?"FILE_SHARE_READ ":"",
495 ((sharing & FILE_SHARE_WRITE)==FILE_SHARE_WRITE)?"FILE_SHARE_WRITE ":"",
496 ((sharing & FILE_SHARE_DELETE)==FILE_SHARE_DELETE)?"FILE_SHARE_DELETE ":"",
497 (creation ==CREATE_NEW)?"CREATE_NEW":
498 (creation ==CREATE_ALWAYS)?"CREATE_ALWAYS ":
499 (creation ==OPEN_EXISTING)?"OPEN_EXISTING ":
500 (creation ==OPEN_ALWAYS)?"OPEN_ALWAYS ":
501 (creation ==TRUNCATE_EXISTING)?"TRUNCATE_EXISTING ":"");
503 /* If the name starts with '\\?\', ignore the first 4 chars. */
504 if (!strncmp(filename, "\\\\?\\", 4))
507 if (!strncmp(filename, "UNC\\", 4))
509 FIXME("UNC name (%s) not supported.\n", filename );
510 SetLastError( ERROR_PATH_NOT_FOUND );
515 if (!strncmp(filename, "\\\\.\\", 4)) {
516 if (!DOSFS_GetDevice( filename ))
517 return DEVICE_Open( filename+4, access, sa );
519 filename+=4; /* fall into DOSFS_Device case below */
522 /* If the name still starts with '\\', it's a UNC name. */
523 if (!strncmp(filename, "\\\\", 2))
525 FIXME("UNC name (%s) not supported.\n", filename );
526 SetLastError( ERROR_PATH_NOT_FOUND );
530 /* If the name contains a DOS wild card (* or ?), do no create a file */
531 if(strchr(filename,'*') || strchr(filename,'?'))
534 /* Open a console for CONIN$ or CONOUT$ */
535 if (!strcasecmp(filename, "CONIN$")) return FILE_OpenConsole( FALSE, access, sa );
536 if (!strcasecmp(filename, "CONOUT$")) return FILE_OpenConsole( TRUE, access, sa );
538 if (DOSFS_GetDevice( filename ))
542 TRACE("opening device '%s'\n", filename );
544 if (HFILE_ERROR!=(ret=DOSFS_OpenDevice( filename, access )))
547 /* Do not silence this please. It is a critical error. -MM */
548 ERR("Couldn't open device '%s'!\n",filename);
549 SetLastError( ERROR_FILE_NOT_FOUND );
553 /* check for filename, don't check for last entry if creating */
554 if (!DOSFS_GetFullName( filename,
555 (creation == OPEN_EXISTING) ||
556 (creation == TRUNCATE_EXISTING),
558 WARN("Unable to get full filename from '%s' (GLE %ld)\n",
559 filename, GetLastError());
563 return FILE_CreateFile( full_name.long_name, access, sharing,
564 sa, creation, attributes, template,
565 DRIVE_GetFlags(full_name.drive) & DRIVE_FAIL_READ_ONLY );
570 /*************************************************************************
571 * CreateFileW (KERNEL32.48)
573 HANDLE WINAPI CreateFileW( LPCWSTR filename, DWORD access, DWORD sharing,
574 LPSECURITY_ATTRIBUTES sa, DWORD creation,
575 DWORD attributes, HANDLE template)
577 LPSTR afn = HEAP_strdupWtoA( GetProcessHeap(), 0, filename );
578 HANDLE res = CreateFileA( afn, access, sharing, sa, creation, attributes, template );
579 HeapFree( GetProcessHeap(), 0, afn );
584 /***********************************************************************
587 * Fill a file information from a struct stat.
589 static void FILE_FillInfo( struct stat *st, BY_HANDLE_FILE_INFORMATION *info )
591 if (S_ISDIR(st->st_mode))
592 info->dwFileAttributes = FILE_ATTRIBUTE_DIRECTORY;
594 info->dwFileAttributes = FILE_ATTRIBUTE_ARCHIVE;
595 if (!(st->st_mode & S_IWUSR))
596 info->dwFileAttributes |= FILE_ATTRIBUTE_READONLY;
598 RtlSecondsSince1970ToTime( st->st_mtime, &info->ftCreationTime );
599 RtlSecondsSince1970ToTime( st->st_mtime, &info->ftLastWriteTime );
600 RtlSecondsSince1970ToTime( st->st_atime, &info->ftLastAccessTime );
602 info->dwVolumeSerialNumber = 0; /* FIXME */
603 info->nFileSizeHigh = 0;
604 info->nFileSizeLow = S_ISDIR(st->st_mode) ? 0 : st->st_size;
605 info->nNumberOfLinks = st->st_nlink;
606 info->nFileIndexHigh = 0;
607 info->nFileIndexLow = st->st_ino;
611 /***********************************************************************
614 * Stat a Unix path name. Return TRUE if OK.
616 BOOL FILE_Stat( LPCSTR unixName, BY_HANDLE_FILE_INFORMATION *info )
620 if (lstat( unixName, &st ) == -1)
625 if (!S_ISLNK(st.st_mode)) FILE_FillInfo( &st, info );
628 /* do a "real" stat to find out
629 about the type of the symlink destination */
630 if (stat( unixName, &st ) == -1)
635 FILE_FillInfo( &st, info );
636 info->dwFileAttributes |= FILE_ATTRIBUTE_SYMLINK;
642 /***********************************************************************
643 * GetFileInformationByHandle (KERNEL32.219)
645 DWORD WINAPI GetFileInformationByHandle( HANDLE hFile,
646 BY_HANDLE_FILE_INFORMATION *info )
653 struct get_file_info_request *req = server_alloc_req( sizeof(*req), 0 );
655 if ((ret = !server_call( REQ_GET_FILE_INFO )))
657 RtlSecondsSince1970ToTime( req->write_time, &info->ftCreationTime );
658 RtlSecondsSince1970ToTime( req->write_time, &info->ftLastWriteTime );
659 RtlSecondsSince1970ToTime( req->access_time, &info->ftLastAccessTime );
660 info->dwFileAttributes = req->attr;
661 info->dwVolumeSerialNumber = req->serial;
662 info->nFileSizeHigh = req->size_high;
663 info->nFileSizeLow = req->size_low;
664 info->nNumberOfLinks = req->links;
665 info->nFileIndexHigh = req->index_high;
666 info->nFileIndexLow = req->index_low;
674 /**************************************************************************
675 * GetFileAttributes16 (KERNEL.420)
677 DWORD WINAPI GetFileAttributes16( LPCSTR name )
679 return GetFileAttributesA( name );
683 /**************************************************************************
684 * GetFileAttributesA (KERNEL32.217)
686 DWORD WINAPI GetFileAttributesA( LPCSTR name )
688 DOS_FULL_NAME full_name;
689 BY_HANDLE_FILE_INFORMATION info;
691 if (name == NULL || *name=='\0') return -1;
693 if (!DOSFS_GetFullName( name, TRUE, &full_name )) return -1;
694 if (!FILE_Stat( full_name.long_name, &info )) return -1;
695 return info.dwFileAttributes;
699 /**************************************************************************
700 * GetFileAttributesW (KERNEL32.218)
702 DWORD WINAPI GetFileAttributesW( LPCWSTR name )
704 LPSTR nameA = HEAP_strdupWtoA( GetProcessHeap(), 0, name );
705 DWORD res = GetFileAttributesA( nameA );
706 HeapFree( GetProcessHeap(), 0, nameA );
711 /***********************************************************************
712 * GetFileSize (KERNEL32.220)
714 DWORD WINAPI GetFileSize( HANDLE hFile, LPDWORD filesizehigh )
716 BY_HANDLE_FILE_INFORMATION info;
717 if (!GetFileInformationByHandle( hFile, &info )) return 0;
718 if (filesizehigh) *filesizehigh = info.nFileSizeHigh;
719 return info.nFileSizeLow;
723 /***********************************************************************
724 * GetFileTime (KERNEL32.221)
726 BOOL WINAPI GetFileTime( HANDLE hFile, FILETIME *lpCreationTime,
727 FILETIME *lpLastAccessTime,
728 FILETIME *lpLastWriteTime )
730 BY_HANDLE_FILE_INFORMATION info;
731 if (!GetFileInformationByHandle( hFile, &info )) return FALSE;
732 if (lpCreationTime) *lpCreationTime = info.ftCreationTime;
733 if (lpLastAccessTime) *lpLastAccessTime = info.ftLastAccessTime;
734 if (lpLastWriteTime) *lpLastWriteTime = info.ftLastWriteTime;
738 /***********************************************************************
739 * CompareFileTime (KERNEL32.28)
741 INT WINAPI CompareFileTime( LPFILETIME x, LPFILETIME y )
743 if (!x || !y) return -1;
745 if (x->dwHighDateTime > y->dwHighDateTime)
747 if (x->dwHighDateTime < y->dwHighDateTime)
749 if (x->dwLowDateTime > y->dwLowDateTime)
751 if (x->dwLowDateTime < y->dwLowDateTime)
756 /***********************************************************************
757 * FILE_GetTempFileName : utility for GetTempFileName
759 static UINT FILE_GetTempFileName( LPCSTR path, LPCSTR prefix, UINT unique,
760 LPSTR buffer, BOOL isWin16 )
762 static UINT unique_temp;
763 DOS_FULL_NAME full_name;
768 if ( !path || !prefix || !buffer ) return 0;
770 if (!unique_temp) unique_temp = time(NULL) & 0xffff;
771 num = unique ? (unique & 0xffff) : (unique_temp++ & 0xffff);
773 strcpy( buffer, path );
774 p = buffer + strlen(buffer);
776 /* add a \, if there isn't one and path is more than just the drive letter ... */
777 if ( !((strlen(buffer) == 2) && (buffer[1] == ':'))
778 && ((p == buffer) || (p[-1] != '\\'))) *p++ = '\\';
780 if (isWin16) *p++ = '~';
781 for (i = 3; (i > 0) && (*prefix); i--) *p++ = *prefix++;
782 sprintf( p, "%04x.tmp", num );
784 /* Now try to create it */
790 HFILE handle = CreateFileA( buffer, GENERIC_WRITE, 0, NULL,
791 CREATE_NEW, FILE_ATTRIBUTE_NORMAL, -1 );
792 if (handle != INVALID_HANDLE_VALUE)
793 { /* We created it */
794 TRACE("created %s\n",
796 CloseHandle( handle );
799 if (GetLastError() != ERROR_FILE_EXISTS)
800 break; /* No need to go on */
802 sprintf( p, "%04x.tmp", num );
803 } while (num != (unique & 0xffff));
806 /* Get the full path name */
808 if (DOSFS_GetFullName( buffer, FALSE, &full_name ))
810 /* Check if we have write access in the directory */
811 if ((p = strrchr( full_name.long_name, '/' ))) *p = '\0';
812 if (access( full_name.long_name, W_OK ) == -1)
813 WARN("returns '%s', which doesn't seem to be writeable.\n",
816 TRACE("returning %s\n", buffer );
817 return unique ? unique : num;
821 /***********************************************************************
822 * GetTempFileNameA (KERNEL32.290)
824 UINT WINAPI GetTempFileNameA( LPCSTR path, LPCSTR prefix, UINT unique,
827 return FILE_GetTempFileName(path, prefix, unique, buffer, FALSE);
830 /***********************************************************************
831 * GetTempFileNameW (KERNEL32.291)
833 UINT WINAPI GetTempFileNameW( LPCWSTR path, LPCWSTR prefix, UINT unique,
841 patha = HEAP_strdupWtoA( GetProcessHeap(), 0, path );
842 prefixa = HEAP_strdupWtoA( GetProcessHeap(), 0, prefix );
843 ret = FILE_GetTempFileName( patha, prefixa, unique, buffera, FALSE );
844 MultiByteToWideChar( CP_ACP, 0, buffera, -1, buffer, MAX_PATH );
845 HeapFree( GetProcessHeap(), 0, patha );
846 HeapFree( GetProcessHeap(), 0, prefixa );
851 /***********************************************************************
852 * GetTempFileName16 (KERNEL.97)
854 UINT16 WINAPI GetTempFileName16( BYTE drive, LPCSTR prefix, UINT16 unique,
859 if (!(drive & ~TF_FORCEDRIVE)) /* drive 0 means current default drive */
860 drive |= DRIVE_GetCurrentDrive() + 'A';
862 if ((drive & TF_FORCEDRIVE) &&
863 !DRIVE_IsValid( toupper(drive & ~TF_FORCEDRIVE) - 'A' ))
865 drive &= ~TF_FORCEDRIVE;
866 WARN("invalid drive %d specified\n", drive );
869 if (drive & TF_FORCEDRIVE)
870 sprintf(temppath,"%c:", drive & ~TF_FORCEDRIVE );
872 GetTempPathA( 132, temppath );
873 return (UINT16)FILE_GetTempFileName( temppath, prefix, unique, buffer, TRUE );
876 /***********************************************************************
879 * Implementation of OpenFile16() and OpenFile32().
881 static HFILE FILE_DoOpenFile( LPCSTR name, OFSTRUCT *ofs, UINT mode,
886 WORD filedatetime[2];
887 DOS_FULL_NAME full_name;
888 DWORD access, sharing;
891 if (!ofs) return HFILE_ERROR;
893 TRACE("%s %s %s %s%s%s%s%s%s%s%s%s\n",name,
894 ((mode & 0x3 )==OF_READ)?"OF_READ":
895 ((mode & 0x3 )==OF_WRITE)?"OF_WRITE":
896 ((mode & 0x3 )==OF_READWRITE)?"OF_READWRITE":"unknown",
897 ((mode & 0x70 )==OF_SHARE_COMPAT)?"OF_SHARE_COMPAT":
898 ((mode & 0x70 )==OF_SHARE_DENY_NONE)?"OF_SHARE_DENY_NONE":
899 ((mode & 0x70 )==OF_SHARE_DENY_READ)?"OF_SHARE_DENY_READ":
900 ((mode & 0x70 )==OF_SHARE_DENY_WRITE)?"OF_SHARE_DENY_WRITE":
901 ((mode & 0x70 )==OF_SHARE_EXCLUSIVE)?"OF_SHARE_EXCLUSIVE":"unknown",
902 ((mode & OF_PARSE )==OF_PARSE)?"OF_PARSE ":"",
903 ((mode & OF_DELETE )==OF_DELETE)?"OF_DELETE ":"",
904 ((mode & OF_VERIFY )==OF_VERIFY)?"OF_VERIFY ":"",
905 ((mode & OF_SEARCH )==OF_SEARCH)?"OF_SEARCH ":"",
906 ((mode & OF_CANCEL )==OF_CANCEL)?"OF_CANCEL ":"",
907 ((mode & OF_CREATE )==OF_CREATE)?"OF_CREATE ":"",
908 ((mode & OF_PROMPT )==OF_PROMPT)?"OF_PROMPT ":"",
909 ((mode & OF_EXIST )==OF_EXIST)?"OF_EXIST ":"",
910 ((mode & OF_REOPEN )==OF_REOPEN)?"OF_REOPEN ":""
914 ofs->cBytes = sizeof(OFSTRUCT);
916 if (mode & OF_REOPEN) name = ofs->szPathName;
919 ERR("called with `name' set to NULL ! Please debug.\n");
923 TRACE("%s %04x\n", name, mode );
925 /* the watcom 10.6 IDE relies on a valid path returned in ofs->szPathName
926 Are there any cases where getting the path here is wrong?
927 Uwe Bonnes 1997 Apr 2 */
928 if (!GetFullPathNameA( name, sizeof(ofs->szPathName),
929 ofs->szPathName, NULL )) goto error;
930 FILE_ConvertOFMode( mode, &access, &sharing );
932 /* OF_PARSE simply fills the structure */
936 ofs->fFixedDisk = (GetDriveType16( ofs->szPathName[0]-'A' )
938 TRACE("(%s): OF_PARSE, res = '%s'\n",
939 name, ofs->szPathName );
943 /* OF_CREATE is completely different from all other options, so
946 if (mode & OF_CREATE)
948 if ((hFileRet = CreateFileA( name, GENERIC_READ | GENERIC_WRITE,
949 sharing, NULL, CREATE_ALWAYS,
950 FILE_ATTRIBUTE_NORMAL, -1 ))== INVALID_HANDLE_VALUE)
955 /* If OF_SEARCH is set, ignore the given path */
957 if ((mode & OF_SEARCH) && !(mode & OF_REOPEN))
959 /* First try the file name as is */
960 if (DOSFS_GetFullName( name, TRUE, &full_name )) goto found;
961 /* Now remove the path */
962 if (name[0] && (name[1] == ':')) name += 2;
963 if ((p = strrchr( name, '\\' ))) name = p + 1;
964 if ((p = strrchr( name, '/' ))) name = p + 1;
965 if (!name[0]) goto not_found;
968 /* Now look for the file */
970 if (!DIR_SearchPath( NULL, name, NULL, &full_name, win32 )) goto not_found;
973 TRACE("found %s = %s\n",
974 full_name.long_name, full_name.short_name );
975 lstrcpynA( ofs->szPathName, full_name.short_name,
976 sizeof(ofs->szPathName) );
978 if (mode & OF_SHARE_EXCLUSIVE)
979 /* Some InstallShield version uses OF_SHARE_EXCLUSIVE
980 on the file <tempdir>/_ins0432._mp to determine how
981 far installation has proceeded.
982 _ins0432._mp is an executable and while running the
983 application expects the open with OF_SHARE_ to fail*/
985 As our loader closes the files after loading the executable,
986 we can't find the running executable with FILE_InUse.
987 Perhaps the loader should keep the file open.
988 Recheck against how Win handles that case */
990 char *last = strrchr(full_name.long_name,'/');
992 last = full_name.long_name - 1;
993 if (GetModuleHandle16(last+1))
995 TRACE("Denying shared open for %s\n",full_name.long_name);
1000 if (mode & OF_DELETE)
1002 if (unlink( full_name.long_name ) == -1) goto not_found;
1003 TRACE("(%s): OF_DELETE return = OK\n", name);
1007 hFileRet = FILE_CreateFile( full_name.long_name, access, sharing,
1008 NULL, OPEN_EXISTING, 0, -1,
1009 DRIVE_GetFlags(full_name.drive) & DRIVE_FAIL_READ_ONLY );
1010 if (hFileRet == HFILE_ERROR) goto not_found;
1012 GetFileTime( hFileRet, NULL, NULL, &filetime );
1013 FileTimeToDosDateTime( &filetime, &filedatetime[0], &filedatetime[1] );
1014 if ((mode & OF_VERIFY) && (mode & OF_REOPEN))
1016 if (memcmp( ofs->reserved, filedatetime, sizeof(ofs->reserved) ))
1018 CloseHandle( hFileRet );
1019 WARN("(%s): OF_VERIFY failed\n", name );
1020 /* FIXME: what error here? */
1021 SetLastError( ERROR_FILE_NOT_FOUND );
1025 memcpy( ofs->reserved, filedatetime, sizeof(ofs->reserved) );
1027 success: /* We get here if the open was successful */
1028 TRACE("(%s): OK, return = %d\n", name, hFileRet );
1031 if (mode & OF_EXIST) /* Return the handle, but close it first */
1032 CloseHandle( hFileRet );
1036 hFileRet = Win32HandleToDosFileHandle( hFileRet );
1037 if (hFileRet == HFILE_ERROR16) goto error;
1038 if (mode & OF_EXIST) /* Return the handle, but close it first */
1039 _lclose16( hFileRet );
1043 not_found: /* We get here if the file does not exist */
1044 WARN("'%s' not found or sharing violation\n", name );
1045 SetLastError( ERROR_FILE_NOT_FOUND );
1048 error: /* We get here if there was an error opening the file */
1049 ofs->nErrCode = GetLastError();
1050 WARN("(%s): return = HFILE_ERROR error= %d\n",
1051 name,ofs->nErrCode );
1056 /***********************************************************************
1057 * OpenFile16 (KERNEL.74)
1059 HFILE16 WINAPI OpenFile16( LPCSTR name, OFSTRUCT *ofs, UINT16 mode )
1061 return FILE_DoOpenFile( name, ofs, mode, FALSE );
1065 /***********************************************************************
1066 * OpenFile (KERNEL32.396)
1068 HFILE WINAPI OpenFile( LPCSTR name, OFSTRUCT *ofs, UINT mode )
1070 return FILE_DoOpenFile( name, ofs, mode, TRUE );
1074 /***********************************************************************
1075 * FILE_InitProcessDosHandles
1077 * Allocates the default DOS handles for a process. Called either by
1078 * Win32HandleToDosFileHandle below or by the DOSVM stuff.
1080 static void FILE_InitProcessDosHandles( void )
1082 dos_handles[0] = GetStdHandle(STD_INPUT_HANDLE);
1083 dos_handles[1] = GetStdHandle(STD_OUTPUT_HANDLE);
1084 dos_handles[2] = GetStdHandle(STD_ERROR_HANDLE);
1085 dos_handles[3] = GetStdHandle(STD_ERROR_HANDLE);
1086 dos_handles[4] = GetStdHandle(STD_ERROR_HANDLE);
1089 /***********************************************************************
1090 * Win32HandleToDosFileHandle (KERNEL32.21)
1092 * Allocate a DOS handle for a Win32 handle. The Win32 handle is no
1093 * longer valid after this function (even on failure).
1095 * Note: this is not exactly right, since on Win95 the Win32 handles
1096 * are on top of DOS handles and we do it the other way
1097 * around. Should be good enough though.
1099 HFILE WINAPI Win32HandleToDosFileHandle( HANDLE handle )
1103 if (!handle || (handle == INVALID_HANDLE_VALUE))
1106 for (i = 5; i < DOS_TABLE_SIZE; i++)
1107 if (!dos_handles[i])
1109 dos_handles[i] = handle;
1110 TRACE("Got %d for h32 %d\n", i, handle );
1113 CloseHandle( handle );
1114 SetLastError( ERROR_TOO_MANY_OPEN_FILES );
1119 /***********************************************************************
1120 * DosFileHandleToWin32Handle (KERNEL32.20)
1122 * Return the Win32 handle for a DOS handle.
1124 * Note: this is not exactly right, since on Win95 the Win32 handles
1125 * are on top of DOS handles and we do it the other way
1126 * around. Should be good enough though.
1128 HANDLE WINAPI DosFileHandleToWin32Handle( HFILE handle )
1130 HFILE16 hfile = (HFILE16)handle;
1131 if (hfile < 5 && !dos_handles[hfile]) FILE_InitProcessDosHandles();
1132 if ((hfile >= DOS_TABLE_SIZE) || !dos_handles[hfile])
1134 SetLastError( ERROR_INVALID_HANDLE );
1135 return INVALID_HANDLE_VALUE;
1137 return dos_handles[hfile];
1141 /***********************************************************************
1142 * DisposeLZ32Handle (KERNEL32.22)
1144 * Note: this is not entirely correct, we should only close the
1145 * 32-bit handle and not the 16-bit one, but we cannot do
1146 * this because of the way our DOS handles are implemented.
1147 * It shouldn't break anything though.
1149 void WINAPI DisposeLZ32Handle( HANDLE handle )
1153 if (!handle || (handle == INVALID_HANDLE_VALUE)) return;
1155 for (i = 5; i < DOS_TABLE_SIZE; i++)
1156 if (dos_handles[i] == handle)
1159 CloseHandle( handle );
1165 /***********************************************************************
1168 * dup2() function for DOS handles.
1170 HFILE16 FILE_Dup2( HFILE16 hFile1, HFILE16 hFile2 )
1174 if (hFile1 < 5 && !dos_handles[hFile1]) FILE_InitProcessDosHandles();
1176 if ((hFile1 >= DOS_TABLE_SIZE) || (hFile2 >= DOS_TABLE_SIZE) || !dos_handles[hFile1])
1178 SetLastError( ERROR_INVALID_HANDLE );
1179 return HFILE_ERROR16;
1183 FIXME("stdio handle closed, need proper conversion\n" );
1184 SetLastError( ERROR_INVALID_HANDLE );
1185 return HFILE_ERROR16;
1187 if (!DuplicateHandle( GetCurrentProcess(), dos_handles[hFile1],
1188 GetCurrentProcess(), &new_handle,
1189 0, FALSE, DUPLICATE_SAME_ACCESS ))
1190 return HFILE_ERROR16;
1191 if (dos_handles[hFile2]) CloseHandle( dos_handles[hFile2] );
1192 dos_handles[hFile2] = new_handle;
1197 /***********************************************************************
1198 * _lclose16 (KERNEL.81)
1200 HFILE16 WINAPI _lclose16( HFILE16 hFile )
1204 FIXME("stdio handle closed, need proper conversion\n" );
1205 SetLastError( ERROR_INVALID_HANDLE );
1206 return HFILE_ERROR16;
1208 if ((hFile >= DOS_TABLE_SIZE) || !dos_handles[hFile])
1210 SetLastError( ERROR_INVALID_HANDLE );
1211 return HFILE_ERROR16;
1213 TRACE("%d (handle32=%d)\n", hFile, dos_handles[hFile] );
1214 CloseHandle( dos_handles[hFile] );
1215 dos_handles[hFile] = 0;
1220 /***********************************************************************
1221 * _lclose (KERNEL32.592)
1223 HFILE WINAPI _lclose( HFILE hFile )
1225 TRACE("handle %d\n", hFile );
1226 return CloseHandle( hFile ) ? 0 : HFILE_ERROR;
1229 /***********************************************************************
1230 * GetOverlappedResult (KERNEL32.360)
1232 BOOL WINAPI GetOverlappedResult(HANDLE hFile,LPOVERLAPPED lpOverlapped,
1233 LPDWORD lpNumberOfBytesTransferred,
1236 /* Since all i/o is currently synchronous,
1237 * return true, assuming ReadFile/WriteFile
1238 * have completed the operation */
1239 FIXME("NO Asynch I/O, assuming Read/Write succeeded\n" );
1243 /***********************************************************************
1244 * ReadFile (KERNEL32.428)
1246 BOOL WINAPI ReadFile( HANDLE hFile, LPVOID buffer, DWORD bytesToRead,
1247 LPDWORD bytesRead, LPOVERLAPPED overlapped )
1249 int unix_handle, result;
1251 TRACE("%d %p %ld\n", hFile, buffer, bytesToRead );
1253 if (bytesRead) *bytesRead = 0; /* Do this before anything else */
1254 if (!bytesToRead) return TRUE;
1257 SetLastError ( ERROR_INVALID_PARAMETER );
1261 unix_handle = FILE_GetUnixHandle( hFile, GENERIC_READ );
1262 if (unix_handle == -1) return FALSE;
1263 while ((result = read( unix_handle, buffer, bytesToRead )) == -1)
1265 if ((errno == EAGAIN) || (errno == EINTR)) continue;
1266 if ((errno == EFAULT) && !VIRTUAL_HandleFault( buffer )) continue;
1270 close( unix_handle );
1271 if (result == -1) return FALSE;
1272 if (bytesRead) *bytesRead = result;
1277 /***********************************************************************
1278 * WriteFile (KERNEL32.578)
1280 BOOL WINAPI WriteFile( HANDLE hFile, LPCVOID buffer, DWORD bytesToWrite,
1281 LPDWORD bytesWritten, LPOVERLAPPED overlapped )
1283 int unix_handle, result;
1285 TRACE("%d %p %ld\n", hFile, buffer, bytesToWrite );
1287 if (bytesWritten) *bytesWritten = 0; /* Do this before anything else */
1288 if (!bytesToWrite) return TRUE;
1291 SetLastError ( ERROR_INVALID_PARAMETER );
1295 unix_handle = FILE_GetUnixHandle( hFile, GENERIC_WRITE );
1296 if (unix_handle == -1) return FALSE;
1297 while ((result = write( unix_handle, buffer, bytesToWrite )) == -1)
1299 if ((errno == EAGAIN) || (errno == EINTR)) continue;
1300 if ((errno == EFAULT) && !VIRTUAL_HandleFault( buffer )) continue;
1301 if (errno == ENOSPC)
1302 SetLastError( ERROR_DISK_FULL );
1307 close( unix_handle );
1308 if (result == -1) return FALSE;
1309 if (bytesWritten) *bytesWritten = result;
1314 /***********************************************************************
1317 LONG WINAPI WIN16_hread( HFILE16 hFile, SEGPTR buffer, LONG count )
1321 TRACE("%d %08lx %ld\n",
1322 hFile, (DWORD)buffer, count );
1324 /* Some programs pass a count larger than the allocated buffer */
1325 maxlen = GetSelectorLimit16( SELECTOROF(buffer) ) - OFFSETOF(buffer) + 1;
1326 if (count > maxlen) count = maxlen;
1327 return _lread(DosFileHandleToWin32Handle(hFile), PTR_SEG_TO_LIN(buffer), count );
1331 /***********************************************************************
1334 UINT16 WINAPI WIN16_lread( HFILE16 hFile, SEGPTR buffer, UINT16 count )
1336 return (UINT16)WIN16_hread( hFile, buffer, (LONG)count );
1340 /***********************************************************************
1341 * _lread (KERNEL32.596)
1343 UINT WINAPI _lread( HFILE handle, LPVOID buffer, UINT count )
1346 if (!ReadFile( handle, buffer, count, &result, NULL )) return -1;
1351 /***********************************************************************
1352 * _lread16 (KERNEL.82)
1354 UINT16 WINAPI _lread16( HFILE16 hFile, LPVOID buffer, UINT16 count )
1356 return (UINT16)_lread(DosFileHandleToWin32Handle(hFile), buffer, (LONG)count );
1360 /***********************************************************************
1361 * _lcreat16 (KERNEL.83)
1363 HFILE16 WINAPI _lcreat16( LPCSTR path, INT16 attr )
1365 return Win32HandleToDosFileHandle( _lcreat( path, attr ) );
1369 /***********************************************************************
1370 * _lcreat (KERNEL32.593)
1372 HFILE WINAPI _lcreat( LPCSTR path, INT attr )
1374 /* Mask off all flags not explicitly allowed by the doc */
1375 attr &= FILE_ATTRIBUTE_READONLY | FILE_ATTRIBUTE_HIDDEN | FILE_ATTRIBUTE_SYSTEM;
1376 TRACE("%s %02x\n", path, attr );
1377 return CreateFileA( path, GENERIC_READ | GENERIC_WRITE,
1378 FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
1379 CREATE_ALWAYS, attr, -1 );
1383 /***********************************************************************
1384 * SetFilePointer (KERNEL32.492)
1386 DWORD WINAPI SetFilePointer( HANDLE hFile, LONG distance, LONG *highword,
1389 DWORD ret = 0xffffffff;
1392 ((distance >= 0 && *highword != 0) || (distance < 0 && *highword != -1)))
1394 FIXME("64-bit offsets not supported yet\n"
1395 "SetFilePointer(%08x,%08lx,%08lx,%08lx)\n",
1396 hFile,distance,*highword,method);
1397 SetLastError( ERROR_INVALID_PARAMETER );
1400 TRACE("handle %d offset %ld origin %ld\n",
1401 hFile, distance, method );
1405 struct set_file_pointer_request *req = server_alloc_req( sizeof(*req), 0 );
1406 req->handle = hFile;
1407 req->low = distance;
1408 req->high = highword ? *highword : (distance >= 0) ? 0 : -1;
1409 /* FIXME: assumes 1:1 mapping between Windows and Unix seek constants */
1410 req->whence = method;
1412 if (!server_call( REQ_SET_FILE_POINTER ))
1415 if (highword) *highword = req->new_high;
1423 /***********************************************************************
1424 * _llseek16 (KERNEL.84)
1427 * Seeking before the start of the file should be allowed for _llseek16,
1428 * but cause subsequent I/O operations to fail (cf. interrupt list)
1431 LONG WINAPI _llseek16( HFILE16 hFile, LONG lOffset, INT16 nOrigin )
1433 return SetFilePointer( DosFileHandleToWin32Handle(hFile), lOffset, NULL, nOrigin );
1437 /***********************************************************************
1438 * _llseek (KERNEL32.594)
1440 LONG WINAPI _llseek( HFILE hFile, LONG lOffset, INT nOrigin )
1442 return SetFilePointer( hFile, lOffset, NULL, nOrigin );
1446 /***********************************************************************
1447 * _lopen16 (KERNEL.85)
1449 HFILE16 WINAPI _lopen16( LPCSTR path, INT16 mode )
1451 return Win32HandleToDosFileHandle( _lopen( path, mode ) );
1455 /***********************************************************************
1456 * _lopen (KERNEL32.595)
1458 HFILE WINAPI _lopen( LPCSTR path, INT mode )
1460 DWORD access, sharing;
1462 TRACE("('%s',%04x)\n", path, mode );
1463 FILE_ConvertOFMode( mode, &access, &sharing );
1464 return CreateFileA( path, access, sharing, NULL, OPEN_EXISTING, 0, -1 );
1468 /***********************************************************************
1469 * _lwrite16 (KERNEL.86)
1471 UINT16 WINAPI _lwrite16( HFILE16 hFile, LPCSTR buffer, UINT16 count )
1473 return (UINT16)_hwrite( DosFileHandleToWin32Handle(hFile), buffer, (LONG)count );
1476 /***********************************************************************
1477 * _lwrite (KERNEL32.761)
1479 UINT WINAPI _lwrite( HFILE hFile, LPCSTR buffer, UINT count )
1481 return (UINT)_hwrite( hFile, buffer, (LONG)count );
1485 /***********************************************************************
1486 * _hread16 (KERNEL.349)
1488 LONG WINAPI _hread16( HFILE16 hFile, LPVOID buffer, LONG count)
1490 return _lread( DosFileHandleToWin32Handle(hFile), buffer, count );
1494 /***********************************************************************
1495 * _hread (KERNEL32.590)
1497 LONG WINAPI _hread( HFILE hFile, LPVOID buffer, LONG count)
1499 return _lread( hFile, buffer, count );
1503 /***********************************************************************
1504 * _hwrite16 (KERNEL.350)
1506 LONG WINAPI _hwrite16( HFILE16 hFile, LPCSTR buffer, LONG count )
1508 return _hwrite( DosFileHandleToWin32Handle(hFile), buffer, count );
1512 /***********************************************************************
1513 * _hwrite (KERNEL32.591)
1515 * experimentation yields that _lwrite:
1516 * o truncates the file at the current position with
1518 * o returns 0 on a 0 length write
1519 * o works with console handles
1522 LONG WINAPI _hwrite( HFILE handle, LPCSTR buffer, LONG count )
1526 TRACE("%d %p %ld\n", handle, buffer, count );
1530 /* Expand or truncate at current position */
1531 if (!SetEndOfFile( handle )) return HFILE_ERROR;
1534 if (!WriteFile( handle, buffer, count, &result, NULL ))
1540 /***********************************************************************
1541 * SetHandleCount16 (KERNEL.199)
1543 UINT16 WINAPI SetHandleCount16( UINT16 count )
1545 HGLOBAL16 hPDB = GetCurrentPDB16();
1546 PDB16 *pdb = (PDB16 *)GlobalLock16( hPDB );
1547 BYTE *files = PTR_SEG_TO_LIN( pdb->fileHandlesPtr );
1549 TRACE("(%d)\n", count );
1551 if (count < 20) count = 20; /* No point in going below 20 */
1552 else if (count > 254) count = 254;
1556 if (pdb->nbFiles > 20)
1558 memcpy( pdb->fileHandles, files, 20 );
1559 GlobalFree16( pdb->hFileHandles );
1560 pdb->fileHandlesPtr = (SEGPTR)MAKELONG( 0x18,
1561 GlobalHandleToSel16( hPDB ) );
1562 pdb->hFileHandles = 0;
1566 else /* More than 20, need a new file handles table */
1569 HGLOBAL16 newhandle = GlobalAlloc16( GMEM_MOVEABLE, count );
1572 SetLastError( ERROR_NOT_ENOUGH_MEMORY );
1573 return pdb->nbFiles;
1575 newfiles = (BYTE *)GlobalLock16( newhandle );
1577 if (count > pdb->nbFiles)
1579 memcpy( newfiles, files, pdb->nbFiles );
1580 memset( newfiles + pdb->nbFiles, 0xff, count - pdb->nbFiles );
1582 else memcpy( newfiles, files, count );
1583 if (pdb->nbFiles > 20) GlobalFree16( pdb->hFileHandles );
1584 pdb->fileHandlesPtr = WIN16_GlobalLock16( newhandle );
1585 pdb->hFileHandles = newhandle;
1586 pdb->nbFiles = count;
1588 return pdb->nbFiles;
1592 /*************************************************************************
1593 * SetHandleCount (KERNEL32.494)
1595 UINT WINAPI SetHandleCount( UINT count )
1597 return min( 256, count );
1601 /***********************************************************************
1602 * FlushFileBuffers (KERNEL32.133)
1604 BOOL WINAPI FlushFileBuffers( HANDLE hFile )
1609 struct flush_file_request *req = server_alloc_req( sizeof(*req), 0 );
1610 req->handle = hFile;
1611 ret = !server_call( REQ_FLUSH_FILE );
1618 /**************************************************************************
1619 * SetEndOfFile (KERNEL32.483)
1621 BOOL WINAPI SetEndOfFile( HANDLE hFile )
1626 struct truncate_file_request *req = server_alloc_req( sizeof(*req), 0 );
1627 req->handle = hFile;
1628 ret = !server_call( REQ_TRUNCATE_FILE );
1635 /***********************************************************************
1636 * DeleteFile16 (KERNEL.146)
1638 BOOL16 WINAPI DeleteFile16( LPCSTR path )
1640 return DeleteFileA( path );
1644 /***********************************************************************
1645 * DeleteFileA (KERNEL32.71)
1647 BOOL WINAPI DeleteFileA( LPCSTR path )
1649 DOS_FULL_NAME full_name;
1651 TRACE("'%s'\n", path );
1655 ERR("Empty path passed\n");
1658 if (DOSFS_GetDevice( path ))
1660 WARN("cannot remove DOS device '%s'!\n", path);
1661 SetLastError( ERROR_FILE_NOT_FOUND );
1665 if (!DOSFS_GetFullName( path, TRUE, &full_name )) return FALSE;
1666 if (unlink( full_name.long_name ) == -1)
1675 /***********************************************************************
1676 * DeleteFileW (KERNEL32.72)
1678 BOOL WINAPI DeleteFileW( LPCWSTR path )
1680 LPSTR xpath = HEAP_strdupWtoA( GetProcessHeap(), 0, path );
1681 BOOL ret = DeleteFileA( xpath );
1682 HeapFree( GetProcessHeap(), 0, xpath );
1687 /***********************************************************************
1688 * GetFileType (KERNEL32.222)
1690 DWORD WINAPI GetFileType( HANDLE hFile )
1692 DWORD ret = FILE_TYPE_UNKNOWN;
1695 struct get_file_info_request *req = server_alloc_req( sizeof(*req), 0 );
1696 req->handle = hFile;
1697 if (!server_call( REQ_GET_FILE_INFO )) ret = req->type;
1704 /**************************************************************************
1705 * MoveFileExA (KERNEL32.???)
1707 BOOL WINAPI MoveFileExA( LPCSTR fn1, LPCSTR fn2, DWORD flag )
1709 DOS_FULL_NAME full_name1, full_name2;
1711 TRACE("(%s,%s,%04lx)\n", fn1, fn2, flag);
1713 if (!DOSFS_GetFullName( fn1, TRUE, &full_name1 )) return FALSE;
1715 if (fn2) /* !fn2 means delete fn1 */
1717 if (DOSFS_GetFullName( fn2, TRUE, &full_name2 ))
1719 /* target exists, check if we may overwrite */
1720 if (!(flag & MOVEFILE_REPLACE_EXISTING))
1722 /* FIXME: Use right error code */
1723 SetLastError( ERROR_ACCESS_DENIED );
1727 else if (!DOSFS_GetFullName( fn2, FALSE, &full_name2 )) return FALSE;
1729 /* Source name and target path are valid */
1731 if (flag & MOVEFILE_DELAY_UNTIL_REBOOT)
1733 /* FIXME: (bon@elektron.ikp.physik.th-darmstadt.de 970706)
1734 Perhaps we should queue these command and execute it
1735 when exiting... What about using on_exit(2)
1737 FIXME("Please move existing file '%s' to file '%s' when Wine has finished\n",
1738 full_name1.long_name, full_name2.long_name);
1742 if (full_name1.drive != full_name2.drive)
1744 /* use copy, if allowed */
1745 if (!(flag & MOVEFILE_COPY_ALLOWED))
1747 /* FIXME: Use right error code */
1748 SetLastError( ERROR_FILE_EXISTS );
1751 return CopyFileA( fn1, fn2, !(flag & MOVEFILE_REPLACE_EXISTING) );
1753 if (rename( full_name1.long_name, full_name2.long_name ) == -1)
1760 else /* fn2 == NULL means delete source */
1762 if (flag & MOVEFILE_DELAY_UNTIL_REBOOT)
1764 if (flag & MOVEFILE_COPY_ALLOWED) {
1765 WARN("Illegal flag\n");
1766 SetLastError( ERROR_GEN_FAILURE );
1769 /* FIXME: (bon@elektron.ikp.physik.th-darmstadt.de 970706)
1770 Perhaps we should queue these command and execute it
1771 when exiting... What about using on_exit(2)
1773 FIXME("Please delete file '%s' when Wine has finished\n",
1774 full_name1.long_name);
1778 if (unlink( full_name1.long_name ) == -1)
1783 return TRUE; /* successfully deleted */
1787 /**************************************************************************
1788 * MoveFileExW (KERNEL32.???)
1790 BOOL WINAPI MoveFileExW( LPCWSTR fn1, LPCWSTR fn2, DWORD flag )
1792 LPSTR afn1 = HEAP_strdupWtoA( GetProcessHeap(), 0, fn1 );
1793 LPSTR afn2 = HEAP_strdupWtoA( GetProcessHeap(), 0, fn2 );
1794 BOOL res = MoveFileExA( afn1, afn2, flag );
1795 HeapFree( GetProcessHeap(), 0, afn1 );
1796 HeapFree( GetProcessHeap(), 0, afn2 );
1801 /**************************************************************************
1802 * MoveFileA (KERNEL32.387)
1804 * Move file or directory
1806 BOOL WINAPI MoveFileA( LPCSTR fn1, LPCSTR fn2 )
1808 DOS_FULL_NAME full_name1, full_name2;
1811 TRACE("(%s,%s)\n", fn1, fn2 );
1813 if (!DOSFS_GetFullName( fn1, TRUE, &full_name1 )) return FALSE;
1814 if (DOSFS_GetFullName( fn2, TRUE, &full_name2 )) {
1815 /* The new name must not already exist */
1816 SetLastError(ERROR_ALREADY_EXISTS);
1819 if (!DOSFS_GetFullName( fn2, FALSE, &full_name2 )) return FALSE;
1821 if (full_name1.drive == full_name2.drive) /* move */
1822 if (rename( full_name1.long_name, full_name2.long_name ) == -1)
1829 if (stat( full_name1.long_name, &fstat ))
1831 WARN("Invalid source file %s\n",
1832 full_name1.long_name);
1836 if (S_ISDIR(fstat.st_mode)) {
1837 /* No Move for directories across file systems */
1838 /* FIXME: Use right error code */
1839 SetLastError( ERROR_GEN_FAILURE );
1843 return CopyFileA(fn1, fn2, TRUE); /*fail, if exist */
1848 /**************************************************************************
1849 * MoveFileW (KERNEL32.390)
1851 BOOL WINAPI MoveFileW( LPCWSTR fn1, LPCWSTR fn2 )
1853 LPSTR afn1 = HEAP_strdupWtoA( GetProcessHeap(), 0, fn1 );
1854 LPSTR afn2 = HEAP_strdupWtoA( GetProcessHeap(), 0, fn2 );
1855 BOOL res = MoveFileA( afn1, afn2 );
1856 HeapFree( GetProcessHeap(), 0, afn1 );
1857 HeapFree( GetProcessHeap(), 0, afn2 );
1862 /**************************************************************************
1863 * CopyFileA (KERNEL32.36)
1865 BOOL WINAPI CopyFileA( LPCSTR source, LPCSTR dest, BOOL fail_if_exists )
1868 BY_HANDLE_FILE_INFORMATION info;
1874 if ((h1 = _lopen( source, OF_READ )) == HFILE_ERROR) return FALSE;
1875 if (!GetFileInformationByHandle( h1, &info ))
1880 mode = (info.dwFileAttributes & FILE_ATTRIBUTE_READONLY) ? 0444 : 0666;
1881 if ((h2 = CreateFileA( dest, GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
1882 fail_if_exists ? CREATE_NEW : CREATE_ALWAYS,
1883 info.dwFileAttributes, h1 )) == HFILE_ERROR)
1888 while ((count = _lread( h1, buffer, sizeof(buffer) )) > 0)
1893 INT res = _lwrite( h2, p, count );
1894 if (res <= 0) goto done;
1907 /**************************************************************************
1908 * CopyFileW (KERNEL32.37)
1910 BOOL WINAPI CopyFileW( LPCWSTR source, LPCWSTR dest, BOOL fail_if_exists)
1912 LPSTR sourceA = HEAP_strdupWtoA( GetProcessHeap(), 0, source );
1913 LPSTR destA = HEAP_strdupWtoA( GetProcessHeap(), 0, dest );
1914 BOOL ret = CopyFileA( sourceA, destA, fail_if_exists );
1915 HeapFree( GetProcessHeap(), 0, sourceA );
1916 HeapFree( GetProcessHeap(), 0, destA );
1921 /**************************************************************************
1922 * CopyFileExA (KERNEL32.858)
1924 * This implementation ignores most of the extra parameters passed-in into
1925 * the "ex" version of the method and calls the CopyFile method.
1926 * It will have to be fixed eventually.
1928 BOOL WINAPI CopyFileExA(LPCSTR sourceFilename,
1929 LPCSTR destFilename,
1930 LPPROGRESS_ROUTINE progressRoutine,
1932 LPBOOL cancelFlagPointer,
1935 BOOL failIfExists = FALSE;
1938 * Interpret the only flag that CopyFile can interpret.
1940 if ( (copyFlags & COPY_FILE_FAIL_IF_EXISTS) != 0)
1942 failIfExists = TRUE;
1945 return CopyFileA(sourceFilename, destFilename, failIfExists);
1948 /**************************************************************************
1949 * CopyFileExW (KERNEL32.859)
1951 BOOL WINAPI CopyFileExW(LPCWSTR sourceFilename,
1952 LPCWSTR destFilename,
1953 LPPROGRESS_ROUTINE progressRoutine,
1955 LPBOOL cancelFlagPointer,
1958 LPSTR sourceA = HEAP_strdupWtoA( GetProcessHeap(), 0, sourceFilename );
1959 LPSTR destA = HEAP_strdupWtoA( GetProcessHeap(), 0, destFilename );
1961 BOOL ret = CopyFileExA(sourceA,
1968 HeapFree( GetProcessHeap(), 0, sourceA );
1969 HeapFree( GetProcessHeap(), 0, destA );
1975 /***********************************************************************
1976 * SetFileTime (KERNEL32.650)
1978 BOOL WINAPI SetFileTime( HANDLE hFile,
1979 const FILETIME *lpCreationTime,
1980 const FILETIME *lpLastAccessTime,
1981 const FILETIME *lpLastWriteTime )
1986 struct set_file_time_request *req = server_alloc_req( sizeof(*req), 0 );
1987 req->handle = hFile;
1988 if (lpLastAccessTime)
1989 RtlTimeToSecondsSince1970( lpLastAccessTime, (DWORD *)&req->access_time );
1991 req->access_time = 0; /* FIXME */
1992 if (lpLastWriteTime)
1993 RtlTimeToSecondsSince1970( lpLastWriteTime, (DWORD *)&req->write_time );
1995 req->write_time = 0; /* FIXME */
1996 ret = !server_call( REQ_SET_FILE_TIME );
2003 /**************************************************************************
2004 * LockFile (KERNEL32.511)
2006 BOOL WINAPI LockFile( HANDLE hFile, DWORD dwFileOffsetLow, DWORD dwFileOffsetHigh,
2007 DWORD nNumberOfBytesToLockLow, DWORD nNumberOfBytesToLockHigh )
2012 struct lock_file_request *req = server_alloc_req( sizeof(*req), 0 );
2014 req->handle = hFile;
2015 req->offset_low = dwFileOffsetLow;
2016 req->offset_high = dwFileOffsetHigh;
2017 req->count_low = nNumberOfBytesToLockLow;
2018 req->count_high = nNumberOfBytesToLockHigh;
2019 ret = !server_call( REQ_LOCK_FILE );
2025 /**************************************************************************
2026 * LockFileEx [KERNEL32.512]
2028 * Locks a byte range within an open file for shared or exclusive access.
2035 * Per Microsoft docs, the third parameter (reserved) must be set to 0.
2037 BOOL WINAPI LockFileEx( HANDLE hFile, DWORD flags, DWORD reserved,
2038 DWORD nNumberOfBytesToLockLow, DWORD nNumberOfBytesToLockHigh,
2039 LPOVERLAPPED pOverlapped )
2041 FIXME("hFile=%d,flags=%ld,reserved=%ld,lowbytes=%ld,highbytes=%ld,overlapped=%p: stub.\n",
2042 hFile, flags, reserved, nNumberOfBytesToLockLow, nNumberOfBytesToLockHigh,
2045 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
2048 ERR("reserved == %ld: Supposed to be 0??\n", reserved);
2049 SetLastError(ERROR_INVALID_PARAMETER);
2056 /**************************************************************************
2057 * UnlockFile (KERNEL32.703)
2059 BOOL WINAPI UnlockFile( HANDLE hFile, DWORD dwFileOffsetLow, DWORD dwFileOffsetHigh,
2060 DWORD nNumberOfBytesToUnlockLow, DWORD nNumberOfBytesToUnlockHigh )
2065 struct unlock_file_request *req = server_alloc_req( sizeof(*req), 0 );
2067 req->handle = hFile;
2068 req->offset_low = dwFileOffsetLow;
2069 req->offset_high = dwFileOffsetHigh;
2070 req->count_low = nNumberOfBytesToUnlockLow;
2071 req->count_high = nNumberOfBytesToUnlockHigh;
2072 ret = !server_call( REQ_UNLOCK_FILE );
2079 /**************************************************************************
2080 * UnlockFileEx (KERNEL32.705)
2082 BOOL WINAPI UnlockFileEx(
2085 DWORD nNumberOfBytesToUnlockLow,
2086 DWORD nNumberOfBytesToUnlockHigh,
2087 LPOVERLAPPED lpOverlapped
2090 FIXME("hFile=%d,reserved=%ld,lowbytes=%ld,highbytes=%ld,overlapped=%p: stub.\n",
2091 hFile, dwReserved, nNumberOfBytesToUnlockLow, nNumberOfBytesToUnlockHigh,
2093 if (dwReserved == 0)
2094 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
2097 ERR("reserved == %ld: Supposed to be 0??\n", dwReserved);
2098 SetLastError(ERROR_INVALID_PARAMETER);
2107 struct DOS_FILE_LOCK {
2108 struct DOS_FILE_LOCK * next;
2112 FILE_OBJECT * dos_file;
2113 /* char * unix_name;*/
2116 typedef struct DOS_FILE_LOCK DOS_FILE_LOCK;
2118 static DOS_FILE_LOCK *locks = NULL;
2119 static void DOS_RemoveFileLocks(FILE_OBJECT *file);
2122 /* Locks need to be mirrored because unix file locking is based
2123 * on the pid. Inside of wine there can be multiple WINE processes
2124 * that share the same unix pid.
2125 * Read's and writes should check these locks also - not sure
2126 * how critical that is at this point (FIXME).
2129 static BOOL DOS_AddLock(FILE_OBJECT *file, struct flock *f)
2131 DOS_FILE_LOCK *curr;
2134 processId = GetCurrentProcessId();
2136 /* check if lock overlaps a current lock for the same file */
2138 for (curr = locks; curr; curr = curr->next) {
2139 if (strcmp(curr->unix_name, file->unix_name) == 0) {
2140 if ((f->l_start == curr->base) && (f->l_len == curr->len))
2141 return TRUE;/* region is identic */
2142 if ((f->l_start < (curr->base + curr->len)) &&
2143 ((f->l_start + f->l_len) > curr->base)) {
2144 /* region overlaps */
2151 curr = HeapAlloc( GetProcessHeap(), 0, sizeof(DOS_FILE_LOCK) );
2152 curr->processId = GetCurrentProcessId();
2153 curr->base = f->l_start;
2154 curr->len = f->l_len;
2155 /* curr->unix_name = HEAP_strdupA( GetProcessHeap(), 0, file->unix_name);*/
2157 curr->dos_file = file;
2162 static void DOS_RemoveFileLocks(FILE_OBJECT *file)
2165 DOS_FILE_LOCK **curr;
2168 processId = GetCurrentProcessId();
2171 if ((*curr)->dos_file == file) {
2173 *curr = (*curr)->next;
2174 /* HeapFree( GetProcessHeap(), 0, rem->unix_name );*/
2175 HeapFree( GetProcessHeap(), 0, rem );
2178 curr = &(*curr)->next;
2182 static BOOL DOS_RemoveLock(FILE_OBJECT *file, struct flock *f)
2185 DOS_FILE_LOCK **curr;
2188 processId = GetCurrentProcessId();
2189 for (curr = &locks; *curr; curr = &(*curr)->next) {
2190 if ((*curr)->processId == processId &&
2191 (*curr)->dos_file == file &&
2192 (*curr)->base == f->l_start &&
2193 (*curr)->len == f->l_len) {
2194 /* this is the same lock */
2196 *curr = (*curr)->next;
2197 /* HeapFree( GetProcessHeap(), 0, rem->unix_name );*/
2198 HeapFree( GetProcessHeap(), 0, rem );
2202 /* no matching lock found */
2207 /**************************************************************************
2208 * LockFile (KERNEL32.511)
2210 BOOL WINAPI LockFile(
2211 HFILE hFile,DWORD dwFileOffsetLow,DWORD dwFileOffsetHigh,
2212 DWORD nNumberOfBytesToLockLow,DWORD nNumberOfBytesToLockHigh )
2217 TRACE("handle %d offsetlow=%ld offsethigh=%ld nbyteslow=%ld nbyteshigh=%ld\n",
2218 hFile, dwFileOffsetLow, dwFileOffsetHigh,
2219 nNumberOfBytesToLockLow, nNumberOfBytesToLockHigh);
2221 if (dwFileOffsetHigh || nNumberOfBytesToLockHigh) {
2222 FIXME("Unimplemented bytes > 32bits\n");
2226 f.l_start = dwFileOffsetLow;
2227 f.l_len = nNumberOfBytesToLockLow;
2228 f.l_whence = SEEK_SET;
2232 if (!(file = FILE_GetFile(hFile,0,NULL))) return FALSE;
2234 /* shadow locks internally */
2235 if (!DOS_AddLock(file, &f)) {
2236 SetLastError( ERROR_LOCK_VIOLATION );
2240 /* FIXME: Unix locking commented out for now, doesn't work with Excel */
2241 #ifdef USE_UNIX_LOCKS
2242 if (fcntl(file->unix_handle, F_SETLK, &f) == -1) {
2243 if (errno == EACCES || errno == EAGAIN) {
2244 SetLastError( ERROR_LOCK_VIOLATION );
2249 /* remove our internal copy of the lock */
2250 DOS_RemoveLock(file, &f);
2258 /**************************************************************************
2259 * UnlockFile (KERNEL32.703)
2261 BOOL WINAPI UnlockFile(
2262 HFILE hFile,DWORD dwFileOffsetLow,DWORD dwFileOffsetHigh,
2263 DWORD nNumberOfBytesToUnlockLow,DWORD nNumberOfBytesToUnlockHigh )
2268 TRACE("handle %d offsetlow=%ld offsethigh=%ld nbyteslow=%ld nbyteshigh=%ld\n",
2269 hFile, dwFileOffsetLow, dwFileOffsetHigh,
2270 nNumberOfBytesToUnlockLow, nNumberOfBytesToUnlockHigh);
2272 if (dwFileOffsetHigh || nNumberOfBytesToUnlockHigh) {
2273 WARN("Unimplemented bytes > 32bits\n");
2277 f.l_start = dwFileOffsetLow;
2278 f.l_len = nNumberOfBytesToUnlockLow;
2279 f.l_whence = SEEK_SET;
2283 if (!(file = FILE_GetFile(hFile,0,NULL))) return FALSE;
2285 DOS_RemoveLock(file, &f); /* ok if fails - may be another wine */
2287 /* FIXME: Unix locking commented out for now, doesn't work with Excel */
2288 #ifdef USE_UNIX_LOCKS
2289 if (fcntl(file->unix_handle, F_SETLK, &f) == -1) {
2298 /**************************************************************************
2299 * GetFileAttributesExA [KERNEL32.874]
2301 BOOL WINAPI GetFileAttributesExA(
2302 LPCSTR lpFileName, GET_FILEEX_INFO_LEVELS fInfoLevelId,
2303 LPVOID lpFileInformation)
2305 DOS_FULL_NAME full_name;
2306 BY_HANDLE_FILE_INFORMATION info;
2308 if (lpFileName == NULL) return FALSE;
2309 if (lpFileInformation == NULL) return FALSE;
2311 if (fInfoLevelId == GetFileExInfoStandard) {
2312 LPWIN32_FILE_ATTRIBUTE_DATA lpFad =
2313 (LPWIN32_FILE_ATTRIBUTE_DATA) lpFileInformation;
2314 if (!DOSFS_GetFullName( lpFileName, TRUE, &full_name )) return FALSE;
2315 if (!FILE_Stat( full_name.long_name, &info )) return FALSE;
2317 lpFad->dwFileAttributes = info.dwFileAttributes;
2318 lpFad->ftCreationTime = info.ftCreationTime;
2319 lpFad->ftLastAccessTime = info.ftLastAccessTime;
2320 lpFad->ftLastWriteTime = info.ftLastWriteTime;
2321 lpFad->nFileSizeHigh = info.nFileSizeHigh;
2322 lpFad->nFileSizeLow = info.nFileSizeLow;
2325 FIXME("invalid info level %d!\n", fInfoLevelId);
2333 /**************************************************************************
2334 * GetFileAttributesExW [KERNEL32.875]
2336 BOOL WINAPI GetFileAttributesExW(
2337 LPCWSTR lpFileName, GET_FILEEX_INFO_LEVELS fInfoLevelId,
2338 LPVOID lpFileInformation)
2340 LPSTR nameA = HEAP_strdupWtoA( GetProcessHeap(), 0, lpFileName );
2342 GetFileAttributesExA( nameA, fInfoLevelId, lpFileInformation);
2343 HeapFree( GetProcessHeap(), 0, nameA );