2 * Implementation of the Microsoft Installer (msi.dll)
4 * Copyright 2005 Aric Stewart for CodeWeavers
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 * Actions dealing with files These are
29 * RemoveDuplicateFiles(TODO)
38 #include "wine/debug.h"
42 #include "msvcrt/fcntl.h"
45 #include "wine/unicode.h"
48 WINE_DEFAULT_DEBUG_CHANNEL(msi
);
50 extern const WCHAR szInstallFiles
[];
51 extern const WCHAR szDuplicateFiles
[];
52 extern const WCHAR szMoveFiles
[];
53 extern const WCHAR szPatchFiles
[];
54 extern const WCHAR szRemoveDuplicateFiles
[];
55 extern const WCHAR szRemoveFiles
[];
57 static const WCHAR cszTempFolder
[]= {'T','e','m','p','F','o','l','d','e','r',0};
61 * This is a helper function for handling embedded cabinet media
63 static UINT
writeout_cabinet_stream(MSIPACKAGE
*package
, LPCWSTR stream_name
,
73 rc
= read_raw_stream_data(package
->db
,stream_name
,&data
,&size
);
74 if (rc
!= ERROR_SUCCESS
)
78 if (MSI_GetPropertyW(package
, cszTempFolder
, tmp
, &write
))
79 GetTempPathW(MAX_PATH
,tmp
);
81 GetTempFileNameW(tmp
,stream_name
,0,source
);
83 track_tempfile(package
,strrchrW(source
,'\\'), source
);
84 the_file
= CreateFileW(source
, GENERIC_WRITE
, 0, NULL
, CREATE_ALWAYS
,
85 FILE_ATTRIBUTE_NORMAL
, NULL
);
87 if (the_file
== INVALID_HANDLE_VALUE
)
89 ERR("Unable to create file %s\n",debugstr_w(source
));
90 rc
= ERROR_FUNCTION_FAILED
;
94 WriteFile(the_file
,data
,size
,&write
,NULL
);
95 CloseHandle(the_file
);
96 TRACE("wrote %li bytes to %s\n",write
,debugstr_w(source
));
103 /* Support functions for FDI functions */
110 static void * cabinet_alloc(ULONG cb
)
112 return msi_alloc(cb
);
115 static void cabinet_free(void *pv
)
120 static INT_PTR
cabinet_open(char *pszFile
, int oflag
, int pmode
)
124 DWORD dwShareMode
= 0;
125 DWORD dwCreateDisposition
= OPEN_EXISTING
;
126 switch (oflag
& _O_ACCMODE
)
129 dwAccess
= GENERIC_READ
;
130 dwShareMode
= FILE_SHARE_READ
| FILE_SHARE_DELETE
;
133 dwAccess
= GENERIC_WRITE
;
134 dwShareMode
= FILE_SHARE_READ
| FILE_SHARE_WRITE
| FILE_SHARE_DELETE
;
137 dwAccess
= GENERIC_READ
| GENERIC_WRITE
;
138 dwShareMode
= FILE_SHARE_READ
| FILE_SHARE_WRITE
| FILE_SHARE_DELETE
;
141 if ((oflag
& (_O_CREAT
| _O_EXCL
)) == (_O_CREAT
| _O_EXCL
))
142 dwCreateDisposition
= CREATE_NEW
;
143 else if (oflag
& _O_CREAT
)
144 dwCreateDisposition
= CREATE_ALWAYS
;
145 handle
= CreateFileA( pszFile
, dwAccess
, dwShareMode
, NULL
,
146 dwCreateDisposition
, 0, NULL
);
147 if (handle
== INVALID_HANDLE_VALUE
)
149 return (INT_PTR
) handle
;
152 static UINT
cabinet_read(INT_PTR hf
, void *pv
, UINT cb
)
154 HANDLE handle
= (HANDLE
) hf
;
156 if (ReadFile(handle
, pv
, cb
, &dwRead
, NULL
))
161 static UINT
cabinet_write(INT_PTR hf
, void *pv
, UINT cb
)
163 HANDLE handle
= (HANDLE
) hf
;
165 if (WriteFile(handle
, pv
, cb
, &dwWritten
, NULL
))
170 static int cabinet_close(INT_PTR hf
)
172 HANDLE handle
= (HANDLE
) hf
;
173 return CloseHandle(handle
) ? 0 : -1;
176 static long cabinet_seek(INT_PTR hf
, long dist
, int seektype
)
178 HANDLE handle
= (HANDLE
) hf
;
179 /* flags are compatible and so are passed straight through */
180 return SetFilePointer(handle
, dist
, NULL
, seektype
);
183 static void msi_file_update_ui( MSIPACKAGE
*package
, MSIFILE
*f
)
189 uirow
= MSI_CreateRecord( 9 );
190 MSI_RecordSetStringW( uirow
, 1, f
->FileName
);
191 uipath
= strdupW( f
->TargetPath
);
192 p
= strrchrW(uipath
,'\\');
195 MSI_RecordSetStringW( uirow
, 9, uipath
);
196 MSI_RecordSetInteger( uirow
, 6, f
->FileSize
);
197 ui_actiondata( package
, szInstallFiles
, uirow
);
198 msiobj_release( &uirow
->hdr
);
200 ui_progress( package
, 2, f
->FileSize
, 0, 0);
203 static INT_PTR
cabinet_notify(FDINOTIFICATIONTYPE fdint
, PFDINOTIFICATION pfdin
)
209 CabData
*data
= (CabData
*) pfdin
->pv
;
214 file
= strdupAtoW(pfdin
->psz1
);
215 f
= get_loaded_file(data
->package
, file
);
220 ERR("Unknown File in Cabinet (%s)\n",debugstr_a(pfdin
->psz1
));
224 if (f
->State
!= 1 && f
->State
!= 2)
226 TRACE("Skipping extraction of %s\n",debugstr_a(pfdin
->psz1
));
230 msi_file_update_ui( data
->package
, f
);
232 TRACE("extracting %s\n", debugstr_w(f
->TargetPath
) );
234 handle
= CreateFileW( f
->TargetPath
, GENERIC_READ
| GENERIC_WRITE
, 0,
235 NULL
, CREATE_NEW
, FILE_ATTRIBUTE_NORMAL
, NULL
);
236 if ( handle
== INVALID_HANDLE_VALUE
)
238 ERR("failed to create %s (error %ld)\n",
239 debugstr_w( f
->TargetPath
), GetLastError() );
244 * FIXME: 0 is a valid return from CreateFile
245 * but an invalid handle for the cabinet API
248 ERR("CreateFile returned 0 - not handled\n");
251 return (INT_PTR
) handle
;
253 case fdintCLOSE_FILE_INFO
:
257 HANDLE handle
= (HANDLE
) pfdin
->hf
;
259 if (!DosDateTimeToFileTime(pfdin
->date
, pfdin
->time
, &ft
))
261 if (!LocalFileTimeToFileTime(&ft
, &ftLocal
))
263 if (!SetFileTime(handle
, &ftLocal
, 0, &ftLocal
))
273 /***********************************************************************
274 * extract_cabinet_file
276 * Extract files from a cab file.
278 static BOOL
extract_cabinet_file(MSIPACKAGE
* package
, LPCWSTR source
,
288 TRACE("Extracting %s to %s\n",debugstr_w(source
), debugstr_w(path
));
290 hfdi
= FDICreate(cabinet_alloc
,
301 ERR("FDICreate failed\n");
305 if (!(cabinet
= strdupWtoA( source
)))
310 if (!(cab_path
= strdupWtoA( path
)))
317 data
.package
= package
;
318 data
.cab_path
= cab_path
;
320 ret
= FDICopy(hfdi
, cabinet
, "", 0, cabinet_notify
, NULL
, &data
);
323 ERR("FDICopy failed\n");
333 static VOID
set_file_source(MSIPACKAGE
* package
, MSIFILE
* file
, MSICOMPONENT
*
336 if (file
->Attributes
& msidbFileAttributesNoncompressed
)
339 p
= resolve_folder(package
, comp
->Directory
, TRUE
, FALSE
, NULL
);
340 file
->SourcePath
= build_directory_name(2, p
, file
->ShortName
);
344 file
->SourcePath
= build_directory_name(2, path
, file
->File
);
347 static BOOL
check_volume(LPCWSTR path
, LPCWSTR want_volume
, LPWSTR volume
,
351 WCHAR name
[MAX_PATH
];
354 if (!(path
[0] && path
[1] == ':'))
361 TRACE("Checking volume %s .. (%s)\n",debugstr_w(drive
), debugstr_w(want_volume
));
362 type
= GetDriveTypeW(drive
);
363 TRACE("drive is of type %x\n",type
);
365 if (type
== DRIVE_UNKNOWN
|| type
== DRIVE_NO_ROOT_DIR
||
366 type
== DRIVE_FIXED
|| type
== DRIVE_RAMDISK
)
369 GetVolumeInformationW(drive
, name
, MAX_PATH
, NULL
, NULL
, NULL
, NULL
, 0);
370 TRACE("Drive contains %s\n", debugstr_w(name
));
371 volume
= strdupW(name
);
374 return (strcmpiW(want_volume
,name
)==0);
377 static BOOL
check_for_sourcefile(LPCWSTR source
)
379 DWORD attrib
= GetFileAttributesW(source
);
380 return (!(attrib
== INVALID_FILE_ATTRIBUTES
));
383 static UINT
ready_volume(MSIPACKAGE
* package
, LPCWSTR path
, LPWSTR last_volume
,
384 MSIRECORD
*row
,UINT
*type
)
386 LPWSTR volume
= NULL
;
387 LPCWSTR want_volume
= MSI_RecordGetString(row
, 5);
388 BOOL ok
= check_volume(path
, want_volume
, volume
, type
);
390 TRACE("Readying Volume for %s (%s, %s)\n", debugstr_w(path
),
391 debugstr_w(want_volume
), debugstr_w(last_volume
));
393 if (check_for_sourcefile(path
) && !ok
)
395 FIXME("Found the Sourcefile but not on the correct volume.(%s,%s,%s)\n",
396 debugstr_w(path
),debugstr_w(want_volume
), debugstr_w(volume
));
397 return ERROR_SUCCESS
;
406 prompt
= MSI_RecordGetString(row
,3);
407 msg
= generate_error_string(package
, 1302, 1, prompt
);
408 rc
= MessageBoxW(NULL
,msg
,NULL
,MB_OKCANCEL
);
412 ok
= check_for_sourcefile(path
);
414 return ERROR_INSTALL_USEREXIT
;
417 msi_free(last_volume
);
418 last_volume
= strdupW(volume
);
419 return ERROR_SUCCESS
;
427 WCHAR source
[MAX_PATH
];
430 static struct media_info
*create_media_info( void )
432 struct media_info
*mi
;
434 mi
= msi_alloc( sizeof *mi
);
437 mi
->last_sequence
= 0;
438 mi
->last_volume
= NULL
;
439 mi
->last_path
= NULL
;
447 static void free_media_info( struct media_info
*mi
)
449 msi_free( mi
->last_path
);
453 static UINT
ready_media_for_file( MSIPACKAGE
*package
, struct media_info
*mi
,
456 UINT rc
= ERROR_SUCCESS
;
458 static const WCHAR ExecSeqQuery
[] =
459 {'S','E','L','E','C','T',' ','*',' ', 'F','R','O','M',' ',
460 '`','M','e','d','i','a','`',' ','W','H','E','R','E',' ',
461 '`','L','a','s','t','S','e','q','u','e','n','c','e','`',' ','>','=',
462 ' ','%', 'i',' ','O','R','D','E','R',' ','B','Y',' ',
463 '`','L','a','s','t','S','e','q','u','e','n','c','e','`',0};
469 MSICOMPONENT
*comp
= file
->Component
;
471 if (file
->Sequence
<= mi
->last_sequence
)
473 set_file_source(package
,file
,comp
,mi
->last_path
);
474 TRACE("Media already ready (%u, %u)\n",file
->Sequence
,mi
->last_sequence
);
475 return ERROR_SUCCESS
;
479 row
= MSI_QueryGetRecord(package
->db
, ExecSeqQuery
, file
->Sequence
);
482 TRACE("Unable to query row\n");
483 return ERROR_FUNCTION_FAILED
;
486 seq
= MSI_RecordGetInteger(row
,2);
487 mi
->last_sequence
= seq
;
489 volume
= MSI_RecordGetString(row
, 5);
490 prompt
= MSI_RecordGetString(row
, 3);
492 msi_free(mi
->last_path
);
493 mi
->last_path
= NULL
;
495 if (file
->Attributes
& msidbFileAttributesNoncompressed
)
497 mi
->last_path
= resolve_folder(package
, comp
->Directory
, TRUE
, FALSE
, NULL
);
498 set_file_source(package
,file
,comp
,mi
->last_path
);
499 rc
= ready_volume(package
, file
->SourcePath
, mi
->last_volume
, row
,&type
);
501 MsiSourceListAddMediaDiskW(package
->ProductCode
, NULL
,
502 MSIINSTALLCONTEXT_USERMANAGED
, MSICODE_PRODUCT
, mi
->count
, volume
,
505 if (type
== DRIVE_REMOVABLE
|| type
== DRIVE_CDROM
||
506 type
== DRIVE_RAMDISK
)
507 MsiSourceListSetInfoW(package
->ProductCode
, NULL
,
508 MSIINSTALLCONTEXT_USERMANAGED
,
509 MSICODE_PRODUCT
|MSISOURCETYPE_MEDIA
,
510 INSTALLPROPERTY_LASTUSEDSOURCEW
, mi
->last_path
);
512 MsiSourceListSetInfoW(package
->ProductCode
, NULL
,
513 MSIINSTALLCONTEXT_USERMANAGED
,
514 MSICODE_PRODUCT
|MSISOURCETYPE_NETWORK
,
515 INSTALLPROPERTY_LASTUSEDSOURCEW
, mi
->last_path
);
516 msiobj_release(&row
->hdr
);
520 cab
= MSI_RecordGetString(row
,4);
523 TRACE("Source is CAB %s\n",debugstr_w(cab
));
524 /* the stream does not contain the # character */
529 writeout_cabinet_stream(package
,&cab
[1],mi
->source
);
530 mi
->last_path
= strdupW(mi
->source
);
531 *(strrchrW(mi
->last_path
,'\\')+1)=0;
533 path
= msi_dup_property( package
, cszSourceDir
);
535 MsiSourceListAddMediaDiskW(package
->ProductCode
, NULL
,
536 MSIINSTALLCONTEXT_USERMANAGED
, MSICODE_PRODUCT
, mi
->count
,
539 MsiSourceListSetInfoW(package
->ProductCode
, NULL
,
540 MSIINSTALLCONTEXT_USERMANAGED
,
541 MSICODE_PRODUCT
|MSISOURCETYPE_NETWORK
,
542 INSTALLPROPERTY_LASTUSEDSOURCEW
, path
);
549 mi
->last_path
= msi_alloc(MAX_PATH
*sizeof(WCHAR
));
550 if (MSI_GetPropertyW(package
, cszSourceDir
, mi
->source
, &sz
))
552 ERR("No Source dir defined \n");
553 rc
= ERROR_FUNCTION_FAILED
;
557 strcpyW(mi
->last_path
,mi
->source
);
558 strcatW(mi
->source
,cab
);
560 rc
= ready_volume(package
, mi
->source
, mi
->last_volume
, row
, &type
);
561 if (type
== DRIVE_REMOVABLE
|| type
== DRIVE_CDROM
||
562 type
== DRIVE_RAMDISK
)
563 MsiSourceListSetInfoW(package
->ProductCode
, NULL
,
564 MSIINSTALLCONTEXT_USERMANAGED
,
565 MSICODE_PRODUCT
|MSISOURCETYPE_MEDIA
,
566 INSTALLPROPERTY_LASTUSEDSOURCEW
, mi
->last_path
);
568 MsiSourceListSetInfoW(package
->ProductCode
, NULL
,
569 MSIINSTALLCONTEXT_USERMANAGED
,
570 MSICODE_PRODUCT
|MSISOURCETYPE_NETWORK
,
571 INSTALLPROPERTY_LASTUSEDSOURCEW
, mi
->last_path
);
573 /* extract the cab file into a folder in the temp folder */
575 if (MSI_GetPropertyW(package
, cszTempFolder
,mi
->last_path
, &sz
)
577 GetTempPathW(MAX_PATH
,mi
->last_path
);
580 rc
= !extract_cabinet_file(package
, mi
->source
, mi
->last_path
);
585 mi
->last_path
= msi_alloc(MAX_PATH
*sizeof(WCHAR
));
586 MSI_GetPropertyW(package
,cszSourceDir
,mi
->source
,&sz
);
587 strcpyW(mi
->last_path
,mi
->source
);
588 rc
= ready_volume(package
, mi
->last_path
, mi
->last_volume
, row
, &type
);
590 if (type
== DRIVE_REMOVABLE
|| type
== DRIVE_CDROM
||
591 type
== DRIVE_RAMDISK
)
592 MsiSourceListSetInfoW(package
->ProductCode
, NULL
,
593 MSIINSTALLCONTEXT_USERMANAGED
,
594 MSICODE_PRODUCT
|MSISOURCETYPE_MEDIA
,
595 INSTALLPROPERTY_LASTUSEDSOURCEW
, mi
->last_path
);
597 MsiSourceListSetInfoW(package
->ProductCode
, NULL
,
598 MSIINSTALLCONTEXT_USERMANAGED
,
599 MSICODE_PRODUCT
|MSISOURCETYPE_NETWORK
,
600 INSTALLPROPERTY_LASTUSEDSOURCEW
, mi
->last_path
);
602 set_file_source(package
, file
, comp
, mi
->last_path
);
604 MsiSourceListAddMediaDiskW(package
->ProductCode
, NULL
,
605 MSIINSTALLCONTEXT_USERMANAGED
, MSICODE_PRODUCT
, mi
->count
, volume
,
608 msiobj_release(&row
->hdr
);
613 static UINT
get_file_target(MSIPACKAGE
*package
, LPCWSTR file_key
,
619 return ERROR_INVALID_HANDLE
;
621 LIST_FOR_EACH_ENTRY( file
, &package
->files
, MSIFILE
, entry
)
623 if (lstrcmpW( file_key
, file
->File
)==0)
625 if (file
->State
>= 2)
627 *file_source
= strdupW( file
->TargetPath
);
628 return ERROR_SUCCESS
;
631 return ERROR_FILE_NOT_FOUND
;
635 return ERROR_FUNCTION_FAILED
;
639 * In order to make this work more effeciencly I am going to do this in 2
641 * Pass 1) Correct all the TargetPaths and determin what files are to be
643 * Pass 2) Extract Cabinents and copy files.
645 UINT
ACTION_InstallFiles(MSIPACKAGE
*package
)
647 struct media_info
*mi
;
648 UINT rc
= ERROR_SUCCESS
;
653 return ERROR_INVALID_HANDLE
;
655 /* increment progress bar each time action data is sent */
656 ui_progress(package
,1,1,0,0);
658 /* handle the keys for the SouceList */
659 ptr
= strrchrW(package
->PackagePath
,'\\');
663 MsiSourceListSetInfoW(package
->ProductCode
, NULL
,
664 MSIINSTALLCONTEXT_USERMANAGED
,
666 INSTALLPROPERTY_PACKAGENAMEW
, ptr
);
668 /* FIXME("Write DiskPrompt\n"); */
671 LIST_FOR_EACH_ENTRY( file
, &package
->files
, MSIFILE
, entry
)
673 if (!ACTION_VerifyComponentForAction(package
, file
->Component
,
676 ui_progress(package
,2,file
->FileSize
,0,0);
677 TRACE("File %s is not scheduled for install\n",
678 debugstr_w(file
->File
));
684 mi
= create_media_info();
687 LIST_FOR_EACH_ENTRY( file
, &package
->files
, MSIFILE
, entry
)
689 if (file
->State
!= 1 && file
->State
!= 2)
692 TRACE("Pass 2: %s\n",debugstr_w(file
->File
));
694 rc
= ready_media_for_file( package
, mi
, file
);
695 if (rc
!= ERROR_SUCCESS
)
697 ERR("Unable to ready media\n");
698 rc
= ERROR_FUNCTION_FAILED
;
702 TRACE("file paths %s to %s\n",debugstr_w(file
->SourcePath
),
703 debugstr_w(file
->TargetPath
));
705 if (file
->State
!= 1 && file
->State
!= 2)
708 /* compressed files are extracted in ready_media_for_file */
709 if (~file
->Attributes
& msidbFileAttributesNoncompressed
)
711 if (INVALID_FILE_ATTRIBUTES
== GetFileAttributesW(file
->TargetPath
))
712 ERR("compressed file wasn't extracted (%s)\n",
713 debugstr_w(file
->TargetPath
));
717 rc
= CopyFileW(file
->SourcePath
,file
->TargetPath
,FALSE
);
721 ERR("Unable to copy file (%s -> %s) (error %d)\n",
722 debugstr_w(file
->SourcePath
), debugstr_w(file
->TargetPath
), rc
);
723 if (rc
== ERROR_ALREADY_EXISTS
&& file
->State
== 2)
727 else if (rc
== ERROR_FILE_NOT_FOUND
)
729 ERR("Source File Not Found! Continuing\n");
732 else if (file
->Attributes
& msidbFileAttributesVital
)
734 ERR("Ignoring Error and continuing (nonvital file)...\n");
746 free_media_info( mi
);
750 static UINT
ITERATE_DuplicateFiles(MSIRECORD
*row
, LPVOID param
)
752 MSIPACKAGE
*package
= (MSIPACKAGE
*)param
;
753 WCHAR
*file_source
= NULL
;
754 WCHAR dest_name
[0x100];
755 LPWSTR dest_path
, dest
;
756 LPCWSTR file_key
, component
;
761 component
= MSI_RecordGetString(row
,2);
762 comp
= get_loaded_component(package
,component
);
764 if (!ACTION_VerifyComponentForAction(package
, comp
, INSTALLSTATE_LOCAL
))
766 TRACE("Skipping copy due to disabled component %s\n",
767 debugstr_w(component
));
769 /* the action taken was the same as the current install state */
770 comp
->Action
= comp
->Installed
;
772 return ERROR_SUCCESS
;
775 comp
->Action
= INSTALLSTATE_LOCAL
;
777 file_key
= MSI_RecordGetString(row
,3);
780 ERR("Unable to get file key\n");
781 return ERROR_FUNCTION_FAILED
;
784 rc
= get_file_target(package
,file_key
,&file_source
);
786 if (rc
!= ERROR_SUCCESS
)
788 ERR("Original file unknown %s\n",debugstr_w(file_key
));
789 msi_free(file_source
);
790 return ERROR_SUCCESS
;
793 if (MSI_RecordIsNull(row
,4))
794 strcpyW(dest_name
,strrchrW(file_source
,'\\')+1);
798 MSI_RecordGetStringW(row
,4,dest_name
,&sz
);
799 reduce_to_longfilename(dest_name
);
802 if (MSI_RecordIsNull(row
,5))
805 dest_path
= strdupW(file_source
);
806 p
= strrchrW(dest_path
,'\\');
813 destkey
= MSI_RecordGetString(row
,5);
814 dest_path
= resolve_folder(package
, destkey
, FALSE
,FALSE
,NULL
);
818 dest_path
= msi_dup_property( package
, destkey
);
821 FIXME("Unable to get destination folder, try AppSearch properties\n");
822 msi_free(file_source
);
823 return ERROR_SUCCESS
;
828 dest
= build_directory_name(2, dest_path
, dest_name
);
830 TRACE("Duplicating file %s to %s\n",debugstr_w(file_source
),
833 if (strcmpW(file_source
,dest
))
834 rc
= !CopyFileW(file_source
,dest
,TRUE
);
838 if (rc
!= ERROR_SUCCESS
)
839 ERR("Failed to copy file %s -> %s, last error %ld\n", debugstr_w(file_source
), debugstr_w(dest_path
), GetLastError());
841 FIXME("We should track these duplicate files as well\n");
845 msi_free(file_source
);
847 return ERROR_SUCCESS
;
850 UINT
ACTION_DuplicateFiles(MSIPACKAGE
*package
)
854 static const WCHAR ExecSeqQuery
[] =
855 {'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',
856 '`','D','u','p','l','i','c','a','t','e','F','i','l','e','`',0};
859 return ERROR_INVALID_HANDLE
;
861 rc
= MSI_DatabaseOpenViewW(package
->db
, ExecSeqQuery
, &view
);
862 if (rc
!= ERROR_SUCCESS
)
863 return ERROR_SUCCESS
;
865 rc
= MSI_IterateRecords(view
, NULL
, ITERATE_DuplicateFiles
, package
);
866 msiobj_release(&view
->hdr
);