b61d7b6f2451849567dfdb29f7f9c8a428676f45
[reactos.git] / reactos / dll / win32 / msi / msipriv.h
1 /*
2 * Implementation of the Microsoft Installer (msi.dll)
3 *
4 * Copyright 2002-2005 Mike McCormack for CodeWeavers
5 * Copyright 2005 Aric Stewart for CodeWeavers
6 *
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
20 */
21
22 #ifndef __WINE_MSI_PRIVATE__
23 #define __WINE_MSI_PRIVATE__
24
25 #include <stdarg.h>
26
27 #include "windef.h"
28 #include "winbase.h"
29 #include "fdi.h"
30 #include "msi.h"
31 #include "msiquery.h"
32 #include "objbase.h"
33 #include "objidl.h"
34 #include "winnls.h"
35 #include "wine/list.h"
36 #include "wine/debug.h"
37
38 #define MSI_DATASIZEMASK 0x00ff
39 #define MSITYPE_VALID 0x0100
40 #define MSITYPE_LOCALIZABLE 0x200
41 #define MSITYPE_STRING 0x0800
42 #define MSITYPE_NULLABLE 0x1000
43 #define MSITYPE_KEY 0x2000
44 #define MSITYPE_TEMPORARY 0x4000
45
46
47 /* Install UI level mask for AND operation to exclude flags */
48 #define INSTALLUILEVEL_MASK 0x0007
49
50 #define MSITYPE_IS_BINARY(type) (((type) & ~MSITYPE_NULLABLE) == (MSITYPE_STRING|MSITYPE_VALID))
51
52 struct tagMSITABLE;
53 typedef struct tagMSITABLE MSITABLE;
54
55 struct string_table;
56 typedef struct string_table string_table;
57
58 struct tagMSIOBJECTHDR;
59 typedef struct tagMSIOBJECTHDR MSIOBJECTHDR;
60
61 typedef VOID (*msihandledestructor)( MSIOBJECTHDR * );
62
63 struct tagMSIOBJECTHDR
64 {
65 UINT magic;
66 UINT type;
67 LONG refcount;
68 msihandledestructor destructor;
69 };
70
71 typedef struct tagMSIDATABASE
72 {
73 MSIOBJECTHDR hdr;
74 IStorage *storage;
75 string_table *strings;
76 UINT bytes_per_strref;
77 LPWSTR path;
78 LPWSTR deletefile;
79 LPCWSTR mode;
80 struct list tables;
81 struct list transforms;
82 } MSIDATABASE;
83
84 typedef struct tagMSIVIEW MSIVIEW;
85
86 typedef struct tagMSIQUERY
87 {
88 MSIOBJECTHDR hdr;
89 MSIVIEW *view;
90 UINT row;
91 MSIDATABASE *db;
92 struct list mem;
93 } MSIQUERY;
94
95 /* maybe we can use a Variant instead of doing it ourselves? */
96 typedef struct tagMSIFIELD
97 {
98 UINT type;
99 union
100 {
101 INT iVal;
102 LPWSTR szwVal;
103 IStream *stream;
104 } u;
105 } MSIFIELD;
106
107 typedef struct tagMSIRECORD
108 {
109 MSIOBJECTHDR hdr;
110 UINT count; /* as passed to MsiCreateRecord */
111 MSIFIELD fields[1]; /* nb. array size is count+1 */
112 } MSIRECORD;
113
114 typedef struct tagMSISOURCELISTINFO
115 {
116 struct list entry;
117 DWORD context;
118 DWORD options;
119 LPCWSTR property;
120 LPWSTR value;
121 } MSISOURCELISTINFO;
122
123 typedef struct tagMSIMEDIADISK
124 {
125 struct list entry;
126 DWORD context;
127 DWORD options;
128 DWORD disk_id;
129 LPWSTR volume_label;
130 LPWSTR disk_prompt;
131 } MSIMEDIADISK;
132
133 typedef struct tagMSIMEDIAINFO
134 {
135 UINT disk_id;
136 UINT type;
137 UINT last_sequence;
138 LPWSTR disk_prompt;
139 LPWSTR cabinet;
140 LPWSTR first_volume;
141 LPWSTR volume_label;
142 BOOL is_continuous;
143 BOOL is_extracted;
144 WCHAR source[MAX_PATH];
145 } MSIMEDIAINFO;
146
147 typedef struct tagMSIPATCHINFO
148 {
149 LPWSTR patchcode;
150 LPWSTR transforms;
151 } MSIPATCHINFO;
152
153 typedef struct _column_info
154 {
155 LPCWSTR table;
156 LPCWSTR column;
157 INT type;
158 BOOL temporary;
159 struct expr *val;
160 struct _column_info *next;
161 } column_info;
162
163 typedef const struct tagMSICOLUMNHASHENTRY *MSIITERHANDLE;
164
165 typedef struct tagMSIVIEWOPS
166 {
167 /*
168 * fetch_int - reads one integer from {row,col} in the table
169 *
170 * This function should be called after the execute method.
171 * Data returned by the function should not change until
172 * close or delete is called.
173 * To get a string value, query the database's string table with
174 * the integer value returned from this function.
175 */
176 UINT (*fetch_int)( struct tagMSIVIEW *view, UINT row, UINT col, UINT *val );
177
178 /*
179 * fetch_stream - gets a stream from {row,col} in the table
180 *
181 * This function is similar to fetch_int, except fetches a
182 * stream instead of an integer.
183 */
184 UINT (*fetch_stream)( struct tagMSIVIEW *view, UINT row, UINT col, IStream **stm );
185
186 /*
187 * get_row - gets values from a row
188 *
189 */
190 UINT (*get_row)( struct tagMSIVIEW *view, UINT row, MSIRECORD **rec );
191
192 /*
193 * set_row - sets values in a row as specified by mask
194 *
195 * Similar semantics to fetch_int
196 */
197 UINT (*set_row)( struct tagMSIVIEW *view, UINT row, MSIRECORD *rec, UINT mask );
198
199 /*
200 * Inserts a new row into the database from the records contents
201 */
202 UINT (*insert_row)( struct tagMSIVIEW *view, MSIRECORD *record, UINT row, BOOL temporary );
203
204 /*
205 * Deletes a row from the database
206 */
207 UINT (*delete_row)( struct tagMSIVIEW *view, UINT row );
208
209 /*
210 * execute - loads the underlying data into memory so it can be read
211 */
212 UINT (*execute)( struct tagMSIVIEW *view, MSIRECORD *record );
213
214 /*
215 * close - clears the data read by execute from memory
216 */
217 UINT (*close)( struct tagMSIVIEW *view );
218
219 /*
220 * get_dimensions - returns the number of rows or columns in a table.
221 *
222 * The number of rows can only be queried after the execute method
223 * is called. The number of columns can be queried at any time.
224 */
225 UINT (*get_dimensions)( struct tagMSIVIEW *view, UINT *rows, UINT *cols );
226
227 /*
228 * get_column_info - returns the name and type of a specific column
229 *
230 * The name is HeapAlloc'ed by this function and should be freed by
231 * the caller.
232 * The column information can be queried at any time.
233 */
234 UINT (*get_column_info)( struct tagMSIVIEW *view, UINT n, LPWSTR *name, UINT *type, BOOL *temporary );
235
236 /*
237 * modify - not yet implemented properly
238 */
239 UINT (*modify)( struct tagMSIVIEW *view, MSIMODIFY eModifyMode, MSIRECORD *record, UINT row );
240
241 /*
242 * delete - destroys the structure completely
243 */
244 UINT (*delete)( struct tagMSIVIEW * );
245
246 /*
247 * find_matching_rows - iterates through rows that match a value
248 *
249 * If the column type is a string then a string ID should be passed in.
250 * If the value to be looked up is an integer then no transformation of
251 * the input value is required, except if the column is a string, in which
252 * case a string ID should be passed in.
253 * The handle is an input/output parameter that keeps track of the current
254 * position in the iteration. It must be initialised to zero before the
255 * first call and continued to be passed in to subsequent calls.
256 */
257 UINT (*find_matching_rows)( struct tagMSIVIEW *view, UINT col, UINT val, UINT *row, MSIITERHANDLE *handle );
258
259 /*
260 * add_ref - increases the reference count of the table
261 */
262 UINT (*add_ref)( struct tagMSIVIEW *view );
263
264 /*
265 * release - decreases the reference count of the table
266 */
267 UINT (*release)( struct tagMSIVIEW *view );
268
269 /*
270 * add_column - adds a column to the table
271 */
272 UINT (*add_column)( struct tagMSIVIEW *view, LPCWSTR table, UINT number, LPCWSTR column, UINT type, BOOL hold );
273
274 /*
275 * remove_column - removes the column represented by table name and column number from the table
276 */
277 UINT (*remove_column)( struct tagMSIVIEW *view, LPCWSTR table, UINT number );
278
279 /*
280 * sort - orders the table by columns
281 */
282 UINT (*sort)( struct tagMSIVIEW *view, column_info *columns );
283
284 /*
285 * drop - drops the table from the database
286 */
287 UINT (*drop)( struct tagMSIVIEW *view );
288 } MSIVIEWOPS;
289
290 struct tagMSIVIEW
291 {
292 MSIOBJECTHDR hdr;
293 const MSIVIEWOPS *ops;
294 };
295
296 struct msi_dialog_tag;
297 typedef struct msi_dialog_tag msi_dialog;
298
299 typedef struct tagMSIPACKAGE
300 {
301 MSIOBJECTHDR hdr;
302 MSIDATABASE *db;
303 MSIPATCHINFO *patch;
304 struct list components;
305 struct list features;
306 struct list files;
307 struct list tempfiles;
308 struct list folders;
309 LPWSTR ActionFormat;
310 LPWSTR LastAction;
311
312 struct list classes;
313 struct list extensions;
314 struct list progids;
315 struct list mimes;
316 struct list appids;
317
318 struct tagMSISCRIPT *script;
319
320 struct list RunningActions;
321
322 LPWSTR BaseURL;
323 LPWSTR PackagePath;
324 LPWSTR ProductCode;
325
326 UINT CurrentInstallState;
327 msi_dialog *dialog;
328 LPWSTR next_dialog;
329 float center_x;
330 float center_y;
331
332 UINT WordCount;
333 UINT Context;
334
335 struct list subscriptions;
336
337 struct list sourcelist_info;
338 struct list sourcelist_media;
339
340 unsigned char scheduled_action_running : 1;
341 unsigned char commit_action_running : 1;
342 unsigned char rollback_action_running : 1;
343 } MSIPACKAGE;
344
345 typedef struct tagMSIPREVIEW
346 {
347 MSIOBJECTHDR hdr;
348 MSIPACKAGE *package;
349 msi_dialog *dialog;
350 } MSIPREVIEW;
351
352 #define MSI_MAX_PROPS 20
353
354 typedef struct tagMSISUMMARYINFO
355 {
356 MSIOBJECTHDR hdr;
357 IStorage *storage;
358 DWORD update_count;
359 PROPVARIANT property[MSI_MAX_PROPS];
360 } MSISUMMARYINFO;
361
362 typedef struct tagMSIFEATURE
363 {
364 struct list entry;
365 LPWSTR Feature;
366 LPWSTR Feature_Parent;
367 LPWSTR Title;
368 LPWSTR Description;
369 INT Display;
370 INT Level;
371 LPWSTR Directory;
372 INT Attributes;
373 INSTALLSTATE Installed;
374 INSTALLSTATE ActionRequest;
375 INSTALLSTATE Action;
376 struct list Children;
377 struct list Components;
378 INT Cost;
379 } MSIFEATURE;
380
381 typedef struct tagMSICOMPONENT
382 {
383 struct list entry;
384 DWORD magic;
385 LPWSTR Component;
386 LPWSTR ComponentId;
387 LPWSTR Directory;
388 INT Attributes;
389 LPWSTR Condition;
390 LPWSTR KeyPath;
391 INSTALLSTATE Installed;
392 INSTALLSTATE ActionRequest;
393 INSTALLSTATE Action;
394 BOOL ForceLocalState;
395 BOOL Enabled;
396 INT Cost;
397 INT RefCount;
398 LPWSTR FullKeypath;
399 LPWSTR AdvertiseString;
400
401 unsigned int anyAbsent:1;
402 unsigned int hasAdvertiseFeature:1;
403 unsigned int hasLocalFeature:1;
404 unsigned int hasSourceFeature:1;
405 } MSICOMPONENT;
406
407 typedef struct tagComponentList
408 {
409 struct list entry;
410 MSICOMPONENT *component;
411 } ComponentList;
412
413 typedef struct tagFeatureList
414 {
415 struct list entry;
416 MSIFEATURE *feature;
417 } FeatureList;
418
419 typedef struct tagMSIFOLDER
420 {
421 struct list entry;
422 LPWSTR Directory;
423 LPWSTR Parent;
424 LPWSTR TargetDefault;
425 LPWSTR SourceLongPath;
426 LPWSTR SourceShortPath;
427
428 LPWSTR ResolvedTarget;
429 LPWSTR ResolvedSource;
430 LPWSTR Property; /* initially set property */
431 INT State;
432 /* 0 = uninitialized */
433 /* 1 = existing */
434 /* 2 = created remove if empty */
435 /* 3 = created persist if empty */
436 INT Cost;
437 INT Space;
438 } MSIFOLDER;
439
440 typedef enum _msi_file_state {
441 msifs_invalid,
442 msifs_missing,
443 msifs_overwrite,
444 msifs_present,
445 msifs_installed,
446 msifs_skipped,
447 } msi_file_state;
448
449 typedef struct tagMSIFILE
450 {
451 struct list entry;
452 LPWSTR File;
453 MSICOMPONENT *Component;
454 LPWSTR FileName;
455 LPWSTR ShortName;
456 LPWSTR LongName;
457 INT FileSize;
458 LPWSTR Version;
459 LPWSTR Language;
460 INT Attributes;
461 INT Sequence;
462 msi_file_state state;
463 LPWSTR TargetPath;
464 BOOL IsCompressed;
465 MSIFILEHASHINFO hash;
466 } MSIFILE;
467
468 typedef struct tagMSITEMPFILE
469 {
470 struct list entry;
471 LPWSTR Path;
472 } MSITEMPFILE;
473
474 typedef struct tagMSIAPPID
475 {
476 struct list entry;
477 LPWSTR AppID; /* Primary key */
478 LPWSTR RemoteServerName;
479 LPWSTR LocalServer;
480 LPWSTR ServiceParameters;
481 LPWSTR DllSurrogate;
482 BOOL ActivateAtStorage;
483 BOOL RunAsInteractiveUser;
484 } MSIAPPID;
485
486 typedef struct tagMSIPROGID MSIPROGID;
487
488 typedef struct tagMSICLASS
489 {
490 struct list entry;
491 LPWSTR clsid; /* Primary Key */
492 LPWSTR Context; /* Primary Key */
493 MSICOMPONENT *Component;
494 MSIPROGID *ProgID;
495 LPWSTR ProgIDText;
496 LPWSTR Description;
497 MSIAPPID *AppID;
498 LPWSTR FileTypeMask;
499 LPWSTR IconPath;
500 LPWSTR DefInprocHandler;
501 LPWSTR DefInprocHandler32;
502 LPWSTR Argument;
503 MSIFEATURE *Feature;
504 INT Attributes;
505 /* not in the table, set during installation */
506 BOOL Installed;
507 } MSICLASS;
508
509 typedef struct tagMSIMIME MSIMIME;
510
511 typedef struct tagMSIEXTENSION
512 {
513 struct list entry;
514 LPWSTR Extension; /* Primary Key */
515 MSICOMPONENT *Component;
516 MSIPROGID *ProgID;
517 LPWSTR ProgIDText;
518 MSIMIME *Mime;
519 MSIFEATURE *Feature;
520 /* not in the table, set during installation */
521 BOOL Installed;
522 struct list verbs;
523 } MSIEXTENSION;
524
525 struct tagMSIPROGID
526 {
527 struct list entry;
528 LPWSTR ProgID; /* Primary Key */
529 MSIPROGID *Parent;
530 MSICLASS *Class;
531 LPWSTR Description;
532 LPWSTR IconPath;
533 /* not in the table, set during installation */
534 BOOL InstallMe;
535 MSIPROGID *CurVer;
536 MSIPROGID *VersionInd;
537 };
538
539 typedef struct tagMSIVERB
540 {
541 struct list entry;
542 LPWSTR Verb;
543 INT Sequence;
544 LPWSTR Command;
545 LPWSTR Argument;
546 } MSIVERB;
547
548 struct tagMSIMIME
549 {
550 struct list entry;
551 LPWSTR ContentType; /* Primary Key */
552 MSIEXTENSION *Extension;
553 LPWSTR clsid;
554 MSICLASS *Class;
555 /* not in the table, set during installation */
556 BOOL InstallMe;
557 };
558
559 enum SCRIPTS {
560 INSTALL_SCRIPT = 0,
561 COMMIT_SCRIPT = 1,
562 ROLLBACK_SCRIPT = 2,
563 TOTAL_SCRIPTS = 3
564 };
565
566 #define SEQUENCE_UI 0x1
567 #define SEQUENCE_EXEC 0x2
568 #define SEQUENCE_INSTALL 0x10
569
570 typedef struct tagMSISCRIPT
571 {
572 LPWSTR *Actions[TOTAL_SCRIPTS];
573 UINT ActionCount[TOTAL_SCRIPTS];
574 BOOL ExecuteSequenceRun;
575 BOOL CurrentlyScripting;
576 UINT InWhatSequence;
577 LPWSTR *UniqueActions;
578 UINT UniqueActionsCount;
579 } MSISCRIPT;
580
581 #define MSIHANDLETYPE_ANY 0
582 #define MSIHANDLETYPE_DATABASE 1
583 #define MSIHANDLETYPE_SUMMARYINFO 2
584 #define MSIHANDLETYPE_VIEW 3
585 #define MSIHANDLETYPE_RECORD 4
586 #define MSIHANDLETYPE_PACKAGE 5
587 #define MSIHANDLETYPE_PREVIEW 6
588
589 #define MSI_MAJORVERSION 3
590 #define MSI_MINORVERSION 1
591 #define MSI_BUILDNUMBER 4000
592
593 #define GUID_SIZE 39
594 #define SQUISH_GUID_SIZE 33
595
596 #define MSIHANDLE_MAGIC 0x4d434923
597
598 DEFINE_GUID(CLSID_IMsiServer, 0x000C101C,0x0000,0x0000,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x46);
599 DEFINE_GUID(CLSID_IMsiServerX1, 0x000C103E,0x0000,0x0000,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x46);
600 DEFINE_GUID(CLSID_IMsiServerX2, 0x000C1090,0x0000,0x0000,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x46);
601 DEFINE_GUID(CLSID_IMsiServerX3, 0x000C1094,0x0000,0x0000,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x46);
602
603 DEFINE_GUID(CLSID_IMsiServerMessage, 0x000C101D,0x0000,0x0000,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x46);
604
605 DEFINE_GUID(CLSID_IWineMsiRemoteCustomAction,0xBA26E6FA,0x4F27,0x4f56,0x95,0x3A,0x3F,0x90,0x27,0x20,0x18,0xAA);
606 DEFINE_GUID(CLSID_IWineMsiRemotePackage,0x902b3592,0x9d08,0x4dfd,0xa5,0x93,0xd0,0x7c,0x52,0x54,0x64,0x21);
607
608 DEFINE_GUID(CLSID_MsiTransform, 0x000c1082,0x0000,0x0000,0xc0,0x00,0x00,0x00,0x00,0x00,0x00,0x46);
609 DEFINE_GUID(CLSID_MsiDatabase, 0x000c1084,0x0000,0x0000,0xc0,0x00,0x00,0x00,0x00,0x00,0x00,0x46);
610 DEFINE_GUID(CLSID_MsiPatch, 0x000c1086,0x0000,0x0000,0xc0,0x00,0x00,0x00,0x00,0x00,0x00,0x46);
611
612 /* handle unicode/ascii output in the Msi* API functions */
613 typedef struct {
614 BOOL unicode;
615 union {
616 LPSTR a;
617 LPWSTR w;
618 } str;
619 } awstring;
620
621 typedef struct {
622 BOOL unicode;
623 union {
624 LPCSTR a;
625 LPCWSTR w;
626 } str;
627 } awcstring;
628
629 UINT msi_strcpy_to_awstring( LPCWSTR str, awstring *awbuf, DWORD *sz );
630
631 /* msi server interface */
632 extern ITypeLib *get_msi_typelib( LPWSTR *path );
633 extern HRESULT create_msi_custom_remote( IUnknown *pOuter, LPVOID *ppObj );
634 extern HRESULT create_msi_remote_package( IUnknown *pOuter, LPVOID *ppObj );
635 extern HRESULT create_msi_remote_database( IUnknown *pOuter, LPVOID *ppObj );
636 extern IUnknown *msi_get_remote(MSIHANDLE handle);
637
638 /* handle functions */
639 extern void *msihandle2msiinfo(MSIHANDLE handle, UINT type);
640 extern MSIHANDLE alloc_msihandle( MSIOBJECTHDR * );
641 extern MSIHANDLE alloc_msi_remote_handle( IUnknown *unk );
642 extern void *alloc_msiobject(UINT type, UINT size, msihandledestructor destroy );
643 extern void msiobj_addref(MSIOBJECTHDR *);
644 extern int msiobj_release(MSIOBJECTHDR *);
645 extern void msiobj_lock(MSIOBJECTHDR *);
646 extern void msiobj_unlock(MSIOBJECTHDR *);
647 extern void msi_free_handle_table(void);
648
649 extern void free_cached_tables( MSIDATABASE *db );
650 extern void msi_free_transforms( MSIDATABASE *db );
651 extern UINT MSI_CommitTables( MSIDATABASE *db );
652
653
654 /* string table functions */
655 enum StringPersistence
656 {
657 StringPersistent = 0,
658 StringNonPersistent = 1
659 };
660
661 extern BOOL msi_addstringW( string_table *st, UINT string_no, const WCHAR *data, int len, UINT refcount, enum StringPersistence persistence );
662
663 extern UINT msi_string2idW( const string_table *st, LPCWSTR buffer, UINT *id );
664 extern VOID msi_destroy_stringtable( string_table *st );
665 extern const WCHAR *msi_string_lookup_id( const string_table *st, UINT id );
666 extern HRESULT msi_init_string_table( IStorage *stg );
667 extern string_table *msi_load_string_table( IStorage *stg, UINT *bytes_per_strref );
668 extern UINT msi_save_string_table( const string_table *st, IStorage *storage );
669
670 extern BOOL TABLE_Exists( MSIDATABASE *db, LPCWSTR name );
671 extern MSICONDITION MSI_DatabaseIsTablePersistent( MSIDATABASE *db, LPCWSTR table );
672
673 extern UINT read_raw_stream_data( MSIDATABASE *db, LPCWSTR stname,
674 USHORT **pdata, UINT *psz );
675 extern UINT read_stream_data( IStorage *stg, LPCWSTR stname, BOOL table,
676 BYTE **pdata, UINT *psz );
677 extern UINT write_stream_data( IStorage *stg, LPCWSTR stname,
678 LPCVOID data, UINT sz, BOOL bTable );
679
680 /* transform functions */
681 extern UINT msi_table_apply_transform( MSIDATABASE *db, IStorage *stg );
682 extern UINT MSI_DatabaseApplyTransformW( MSIDATABASE *db,
683 LPCWSTR szTransformFile, int iErrorCond );
684 extern void append_storage_to_db( MSIDATABASE *db, IStorage *stg );
685
686 /* action internals */
687 extern UINT MSI_InstallPackage( MSIPACKAGE *, LPCWSTR, LPCWSTR );
688 extern void ACTION_free_package_structures( MSIPACKAGE* );
689 extern UINT ACTION_DialogBox( MSIPACKAGE*, LPCWSTR);
690 extern UINT ACTION_ForceReboot(MSIPACKAGE *package);
691 extern UINT MSI_Sequence( MSIPACKAGE *package, LPCWSTR szTable, INT iSequenceMode );
692 extern UINT MSI_SetFeatureStates( MSIPACKAGE *package );
693 extern UINT msi_parse_command_line( MSIPACKAGE *package, LPCWSTR szCommandLine,
694 BOOL preserve_case );
695
696 /* record internals */
697 extern UINT MSI_RecordSetIStream( MSIRECORD *, UINT, IStream *);
698 extern UINT MSI_RecordGetIStream( MSIRECORD *, UINT, IStream **);
699 extern const WCHAR *MSI_RecordGetString( const MSIRECORD *, UINT );
700 extern MSIRECORD *MSI_CreateRecord( UINT );
701 extern UINT MSI_RecordSetInteger( MSIRECORD *, UINT, int );
702 extern UINT MSI_RecordSetStringW( MSIRECORD *, UINT, LPCWSTR );
703 extern BOOL MSI_RecordIsNull( MSIRECORD *, UINT );
704 extern UINT MSI_RecordGetStringW( MSIRECORD * , UINT, LPWSTR, LPDWORD);
705 extern UINT MSI_RecordGetStringA( MSIRECORD *, UINT, LPSTR, LPDWORD);
706 extern int MSI_RecordGetInteger( MSIRECORD *, UINT );
707 extern UINT MSI_RecordReadStream( MSIRECORD *, UINT, char *, LPDWORD);
708 extern UINT MSI_RecordSetStream(MSIRECORD *, UINT, IStream *);
709 extern UINT MSI_RecordGetFieldCount( const MSIRECORD *rec );
710 extern UINT MSI_RecordStreamToFile( MSIRECORD *, UINT, LPCWSTR );
711 extern UINT MSI_RecordSetStreamFromFileW( MSIRECORD *, UINT, LPCWSTR );
712 extern UINT MSI_RecordCopyField( MSIRECORD *, UINT, MSIRECORD *, UINT );
713 extern MSIRECORD *MSI_CloneRecord( MSIRECORD * );
714 extern BOOL MSI_RecordsAreEqual( MSIRECORD *, MSIRECORD * );
715
716 /* stream internals */
717 extern UINT get_raw_stream( MSIHANDLE hdb, LPCWSTR stname, IStream **stm );
718 extern void enum_stream_names( IStorage *stg );
719 extern BOOL decode_streamname(LPCWSTR in, LPWSTR out);
720
721 /* database internals */
722 extern UINT MSI_OpenDatabaseW( LPCWSTR, LPCWSTR, MSIDATABASE ** );
723 extern UINT MSI_DatabaseOpenViewW(MSIDATABASE *, LPCWSTR, MSIQUERY ** );
724 extern UINT MSI_OpenQuery( MSIDATABASE *, MSIQUERY **, LPCWSTR, ... );
725 typedef UINT (*record_func)( MSIRECORD *, LPVOID );
726 extern UINT MSI_IterateRecords( MSIQUERY *, LPDWORD, record_func, LPVOID );
727 extern MSIRECORD *MSI_QueryGetRecord( MSIDATABASE *db, LPCWSTR query, ... );
728 extern UINT MSI_DatabaseGetPrimaryKeys( MSIDATABASE *, LPCWSTR, MSIRECORD ** );
729
730 /* view internals */
731 extern UINT MSI_ViewExecute( MSIQUERY*, MSIRECORD * );
732 extern UINT MSI_ViewFetch( MSIQUERY*, MSIRECORD ** );
733 extern UINT MSI_ViewClose( MSIQUERY* );
734 extern UINT MSI_ViewGetColumnInfo(MSIQUERY *, MSICOLINFO, MSIRECORD **);
735 extern UINT MSI_ViewModify( MSIQUERY *, MSIMODIFY, MSIRECORD * );
736 extern UINT VIEW_find_column( MSIVIEW *, LPCWSTR, UINT * );
737 extern UINT msi_view_get_row(MSIDATABASE *, MSIVIEW *, UINT, MSIRECORD **);
738
739 /* install internals */
740 extern UINT MSI_SetInstallLevel( MSIPACKAGE *package, int iInstallLevel );
741
742 /* package internals */
743 extern MSIPACKAGE *MSI_CreatePackage( MSIDATABASE *, LPCWSTR );
744 extern UINT MSI_OpenPackageW( LPCWSTR szPackage, MSIPACKAGE **pPackage );
745 extern UINT MSI_SetTargetPathW( MSIPACKAGE *, LPCWSTR, LPCWSTR );
746 extern UINT MSI_SetPropertyW( MSIPACKAGE *, LPCWSTR, LPCWSTR );
747 extern INT MSI_ProcessMessage( MSIPACKAGE *, INSTALLMESSAGE, MSIRECORD * );
748 extern UINT MSI_GetPropertyW( MSIPACKAGE *, LPCWSTR, LPWSTR, LPDWORD );
749 extern UINT MSI_GetPropertyA(MSIPACKAGE *, LPCSTR, LPSTR, LPDWORD );
750 extern MSICONDITION MSI_EvaluateConditionW( MSIPACKAGE *, LPCWSTR );
751 extern UINT MSI_GetComponentStateW( MSIPACKAGE *, LPCWSTR, INSTALLSTATE *, INSTALLSTATE * );
752 extern UINT MSI_GetFeatureStateW( MSIPACKAGE *, LPCWSTR, INSTALLSTATE *, INSTALLSTATE * );
753 extern UINT WINAPI MSI_SetFeatureStateW(MSIPACKAGE*, LPCWSTR, INSTALLSTATE );
754 extern LPCWSTR msi_download_file( LPCWSTR szUrl, LPWSTR filename );
755 extern UINT msi_package_add_info(MSIPACKAGE *, DWORD, DWORD, LPCWSTR, LPWSTR);
756 extern UINT msi_package_add_media_disk(MSIPACKAGE *, DWORD, DWORD, DWORD, LPWSTR, LPWSTR);
757 extern UINT msi_clone_properties(MSIPACKAGE *);
758
759 /* for deformating */
760 extern UINT MSI_FormatRecordW( MSIPACKAGE *, MSIRECORD *, LPWSTR, LPDWORD );
761
762 /* registry data encoding/decoding functions */
763 extern BOOL unsquash_guid(LPCWSTR in, LPWSTR out);
764 extern BOOL squash_guid(LPCWSTR in, LPWSTR out);
765 extern BOOL encode_base85_guid(GUID *,LPWSTR);
766 extern BOOL decode_base85_guid(LPCWSTR,GUID*);
767 extern UINT MSIREG_OpenUninstallKey(LPCWSTR szProduct, HKEY* key, BOOL create);
768 extern UINT MSIREG_DeleteUninstallKey(LPCWSTR szProduct);
769 extern UINT MSIREG_OpenProductKey(LPCWSTR szProduct, LPCWSTR szUserSid,
770 MSIINSTALLCONTEXT context, HKEY* key, BOOL create);
771 extern UINT MSIREG_OpenFeaturesKey(LPCWSTR szProduct, MSIINSTALLCONTEXT context,
772 HKEY *key, BOOL create);
773 extern UINT MSIREG_OpenUserPatchesKey(LPCWSTR szPatch, HKEY* key, BOOL create);
774 UINT MSIREG_OpenUserDataFeaturesKey(LPCWSTR szProduct, MSIINSTALLCONTEXT context,
775 HKEY *key, BOOL create);
776 extern UINT MSIREG_OpenUserComponentsKey(LPCWSTR szComponent, HKEY* key, BOOL create);
777 extern UINT MSIREG_OpenUserDataComponentKey(LPCWSTR szComponent, LPCWSTR szUserSid,
778 HKEY *key, BOOL create);
779 extern UINT MSIREG_OpenPatchesKey(LPCWSTR szPatch, HKEY* key, BOOL create);
780 extern UINT MSIREG_OpenUserDataProductKey(LPCWSTR szProduct, MSIINSTALLCONTEXT dwContext,
781 LPCWSTR szUserSid, HKEY *key, BOOL create);
782 extern UINT MSIREG_OpenUserDataPatchKey(LPCWSTR szPatch, MSIINSTALLCONTEXT dwContext,
783 HKEY *key, BOOL create);
784 extern UINT MSIREG_OpenInstallProps(LPCWSTR szProduct, MSIINSTALLCONTEXT dwContext,
785 LPCWSTR szUserSid, HKEY *key, BOOL create);
786 extern UINT MSIREG_OpenUpgradeCodesKey(LPCWSTR szProduct, HKEY* key, BOOL create);
787 extern UINT MSIREG_OpenUserUpgradeCodesKey(LPCWSTR szProduct, HKEY* key, BOOL create);
788 extern UINT MSIREG_DeleteProductKey(LPCWSTR szProduct);
789 extern UINT MSIREG_DeleteUserProductKey(LPCWSTR szProduct);
790 extern UINT MSIREG_DeleteUserDataProductKey(LPCWSTR szProduct);
791 extern UINT MSIREG_DeleteUserFeaturesKey(LPCWSTR szProduct);
792 extern UINT MSIREG_DeleteUserDataComponentKey(LPCWSTR szComponent, LPCWSTR szUserSid);
793 extern UINT MSIREG_DeleteUserUpgradeCodesKey(LPCWSTR szUpgradeCode);
794 extern UINT MSIREG_OpenClassesUpgradeCodesKey(LPCWSTR szUpgradeCode, HKEY* key, BOOL create);
795 extern UINT MSIREG_DeleteLocalClassesProductKey(LPCWSTR szProductCode);
796 extern UINT MSIREG_DeleteLocalClassesFeaturesKey(LPCWSTR szProductCode);
797
798 extern LPWSTR msi_reg_get_val_str( HKEY hkey, LPCWSTR name );
799 extern BOOL msi_reg_get_val_dword( HKEY hkey, LPCWSTR name, DWORD *val);
800
801 extern DWORD msi_version_str_to_dword(LPCWSTR p);
802
803 extern LONG msi_reg_set_val_str( HKEY hkey, LPCWSTR name, LPCWSTR value );
804 extern LONG msi_reg_set_val_multi_str( HKEY hkey, LPCWSTR name, LPCWSTR value );
805 extern LONG msi_reg_set_val_dword( HKEY hkey, LPCWSTR name, DWORD val );
806 extern LONG msi_reg_set_subkey_val( HKEY hkey, LPCWSTR path, LPCWSTR name, LPCWSTR val );
807
808 /* msi dialog interface */
809 typedef UINT (*msi_dialog_event_handler)( MSIPACKAGE*, LPCWSTR, LPCWSTR, msi_dialog* );
810 extern msi_dialog *msi_dialog_create( MSIPACKAGE*, LPCWSTR, msi_dialog*, msi_dialog_event_handler );
811 extern UINT msi_dialog_run_message_loop( msi_dialog* );
812 extern void msi_dialog_end_dialog( msi_dialog* );
813 extern void msi_dialog_check_messages( HANDLE );
814 extern void msi_dialog_do_preview( msi_dialog* );
815 extern void msi_dialog_destroy( msi_dialog* );
816 extern void msi_dialog_unregister_class( void );
817 extern void msi_dialog_handle_event( msi_dialog*, LPCWSTR, LPCWSTR, MSIRECORD * );
818 extern UINT msi_dialog_reset( msi_dialog *dialog );
819 extern UINT msi_dialog_directorylist_up( msi_dialog *dialog );
820 extern msi_dialog *msi_dialog_get_parent( msi_dialog *dialog );
821 extern LPWSTR msi_dialog_get_name( msi_dialog *dialog );
822 extern UINT msi_spawn_error_dialog( MSIPACKAGE*, LPWSTR, LPWSTR );
823
824 /* summary information */
825 extern MSISUMMARYINFO *MSI_GetSummaryInformationW( IStorage *stg, UINT uiUpdateCount );
826 extern LPWSTR msi_suminfo_dup_string( MSISUMMARYINFO *si, UINT uiProperty );
827 extern LPWSTR msi_get_suminfo_product( IStorage *stg );
828 extern UINT msi_add_suminfo( MSIDATABASE *db, LPWSTR **records, int num_records, int num_columns );
829
830 /* undocumented functions */
831 UINT WINAPI MsiCreateAndVerifyInstallerDirectory( DWORD );
832 UINT WINAPI MsiDecomposeDescriptorW( LPCWSTR, LPWSTR, LPWSTR, LPWSTR, LPDWORD );
833 UINT WINAPI MsiDecomposeDescriptorA( LPCSTR, LPSTR, LPSTR, LPSTR, LPDWORD );
834 LANGID WINAPI MsiLoadStringW( MSIHANDLE, UINT, LPWSTR, int, LANGID );
835 LANGID WINAPI MsiLoadStringA( MSIHANDLE, UINT, LPSTR, int, LANGID );
836
837 /* UI globals */
838 extern INSTALLUILEVEL gUILevel;
839 extern HWND gUIhwnd;
840 extern INSTALLUI_HANDLERA gUIHandlerA;
841 extern INSTALLUI_HANDLERW gUIHandlerW;
842 extern DWORD gUIFilter;
843 extern LPVOID gUIContext;
844 extern WCHAR gszLogFile[MAX_PATH];
845 extern HINSTANCE msi_hInstance;
846
847 /* action related functions */
848 extern UINT ACTION_PerformAction(MSIPACKAGE *package, const WCHAR *action, UINT script, BOOL force);
849 extern UINT ACTION_PerformUIAction(MSIPACKAGE *package, const WCHAR *action, UINT script);
850 extern void ACTION_FinishCustomActions( const MSIPACKAGE* package);
851 extern UINT ACTION_CustomAction(MSIPACKAGE *package,const WCHAR *action, UINT script, BOOL execute);
852
853 static inline void msi_feature_set_state(MSIPACKAGE *package,
854 MSIFEATURE *feature,
855 INSTALLSTATE state)
856 {
857 if (!package->ProductCode)
858 {
859 feature->ActionRequest = state;
860 feature->Action = state;
861 }
862 else if (state == INSTALLSTATE_ABSENT)
863 {
864 switch (feature->Installed)
865 {
866 case INSTALLSTATE_ABSENT:
867 feature->ActionRequest = INSTALLSTATE_UNKNOWN;
868 feature->Action = INSTALLSTATE_UNKNOWN;
869 break;
870 default:
871 feature->ActionRequest = state;
872 feature->Action = state;
873 }
874 }
875 else if (state == INSTALLSTATE_SOURCE)
876 {
877 switch (feature->Installed)
878 {
879 case INSTALLSTATE_ABSENT:
880 case INSTALLSTATE_SOURCE:
881 feature->ActionRequest = state;
882 feature->Action = state;
883 break;
884 case INSTALLSTATE_LOCAL:
885 feature->ActionRequest = INSTALLSTATE_LOCAL;
886 feature->Action = INSTALLSTATE_LOCAL;
887 break;
888 default:
889 feature->ActionRequest = INSTALLSTATE_UNKNOWN;
890 feature->Action = INSTALLSTATE_UNKNOWN;
891 }
892 }
893 else
894 {
895 feature->ActionRequest = state;
896 feature->Action = state;
897 }
898 }
899
900 static inline void msi_component_set_state(MSIPACKAGE *package,
901 MSICOMPONENT *comp,
902 INSTALLSTATE state)
903 {
904 if (!package->ProductCode)
905 {
906 comp->ActionRequest = state;
907 comp->Action = state;
908 }
909 else if (state == INSTALLSTATE_ABSENT)
910 {
911 switch (comp->Installed)
912 {
913 case INSTALLSTATE_LOCAL:
914 case INSTALLSTATE_SOURCE:
915 case INSTALLSTATE_DEFAULT:
916 comp->ActionRequest = state;
917 comp->Action = state;
918 break;
919 default:
920 comp->ActionRequest = INSTALLSTATE_UNKNOWN;
921 comp->Action = INSTALLSTATE_UNKNOWN;
922 }
923 }
924 else if (state == INSTALLSTATE_SOURCE)
925 {
926 if (comp->Installed == INSTALLSTATE_ABSENT ||
927 (comp->Installed == INSTALLSTATE_SOURCE && comp->hasLocalFeature))
928 {
929 comp->ActionRequest = state;
930 comp->Action = state;
931 }
932 else
933 {
934 comp->ActionRequest = INSTALLSTATE_UNKNOWN;
935 comp->Action = INSTALLSTATE_UNKNOWN;
936 }
937 }
938 else
939 {
940 comp->ActionRequest = state;
941 comp->Action = state;
942 }
943 }
944
945 /* actions in other modules */
946 extern UINT ACTION_AppSearch(MSIPACKAGE *package);
947 extern UINT ACTION_CCPSearch(MSIPACKAGE *package);
948 extern UINT ACTION_FindRelatedProducts(MSIPACKAGE *package);
949 extern UINT ACTION_InstallFiles(MSIPACKAGE *package);
950 extern UINT ACTION_RemoveFiles(MSIPACKAGE *package);
951 extern UINT ACTION_DuplicateFiles(MSIPACKAGE *package);
952 extern UINT ACTION_RegisterClassInfo(MSIPACKAGE *package);
953 extern UINT ACTION_RegisterProgIdInfo(MSIPACKAGE *package);
954 extern UINT ACTION_RegisterExtensionInfo(MSIPACKAGE *package);
955 extern UINT ACTION_RegisterMIMEInfo(MSIPACKAGE *package);
956 extern UINT ACTION_RegisterFonts(MSIPACKAGE *package);
957
958 /* Helpers */
959 extern DWORD deformat_string(MSIPACKAGE *package, LPCWSTR ptr, WCHAR** data );
960 extern LPWSTR msi_dup_record_field(MSIRECORD *row, INT index);
961 extern LPWSTR msi_dup_property(MSIPACKAGE *package, LPCWSTR prop);
962 extern int msi_get_property_int( MSIPACKAGE *package, LPCWSTR prop, int def );
963 extern LPWSTR resolve_folder(MSIPACKAGE *package, LPCWSTR name, BOOL source,
964 BOOL set_prop, BOOL load_prop, MSIFOLDER **folder);
965 extern LPWSTR resolve_file_source(MSIPACKAGE *package, MSIFILE *file);
966 extern MSICOMPONENT *get_loaded_component( MSIPACKAGE* package, LPCWSTR Component );
967 extern MSIFEATURE *get_loaded_feature( MSIPACKAGE* package, LPCWSTR Feature );
968 extern MSIFILE *get_loaded_file( MSIPACKAGE* package, LPCWSTR file );
969 extern MSIFOLDER *get_loaded_folder( MSIPACKAGE *package, LPCWSTR dir );
970 extern void msi_reset_folders( MSIPACKAGE *package, BOOL source );
971 extern int track_tempfile(MSIPACKAGE *package, LPCWSTR path);
972 extern UINT schedule_action(MSIPACKAGE *package, UINT script, LPCWSTR action);
973 extern void msi_free_action_script(MSIPACKAGE *package, UINT script);
974 extern LPWSTR build_icon_path(MSIPACKAGE *, LPCWSTR);
975 extern LPWSTR build_directory_name(DWORD , ...);
976 extern BOOL create_full_pathW(const WCHAR *path);
977 extern BOOL ACTION_VerifyComponentForAction(const MSICOMPONENT*, INSTALLSTATE);
978 extern BOOL ACTION_VerifyFeatureForAction(const MSIFEATURE*, INSTALLSTATE);
979 extern void reduce_to_longfilename(WCHAR*);
980 extern LPWSTR create_component_advertise_string(MSIPACKAGE*, MSICOMPONENT*, LPCWSTR);
981 extern void ACTION_UpdateComponentStates(MSIPACKAGE *package, LPCWSTR szFeature);
982 extern UINT register_unique_action(MSIPACKAGE *, LPCWSTR);
983 extern BOOL check_unique_action(const MSIPACKAGE *, LPCWSTR);
984 extern WCHAR* generate_error_string(MSIPACKAGE *, UINT, DWORD, ... );
985 extern UINT msi_create_component_directories( MSIPACKAGE *package );
986 extern UINT msi_set_last_used_source(LPCWSTR product, LPCWSTR usersid,
987 MSIINSTALLCONTEXT context, DWORD options, LPCWSTR value);
988
989 /* media */
990
991 typedef BOOL (*PMSICABEXTRACTCB)(MSIPACKAGE *, LPCWSTR, DWORD, LPWSTR *, DWORD *, PVOID);
992
993 #define MSICABEXTRACT_BEGINEXTRACT 0x01
994 #define MSICABEXTRACT_FILEEXTRACTED 0x02
995
996 typedef struct
997 {
998 MSIPACKAGE* package;
999 MSIMEDIAINFO *mi;
1000 PMSICABEXTRACTCB cb;
1001 LPWSTR curfile;
1002 PVOID user;
1003 } MSICABDATA;
1004
1005 extern UINT ready_media(MSIPACKAGE *package, MSIFILE *file, MSIMEDIAINFO *mi);
1006 extern void msi_free_media_info(MSIMEDIAINFO *mi);
1007 extern BOOL msi_cabextract(MSIPACKAGE* package, MSIMEDIAINFO *mi, LPVOID data);
1008
1009 /* control event stuff */
1010 extern VOID ControlEvent_FireSubscribedEvent(MSIPACKAGE *package, LPCWSTR event,
1011 MSIRECORD *data);
1012 extern VOID ControlEvent_CleanupDialogSubscriptions(MSIPACKAGE *package, LPWSTR dialog);
1013 extern VOID ControlEvent_CleanupSubscriptions(MSIPACKAGE *package);
1014 extern VOID ControlEvent_SubscribeToEvent(MSIPACKAGE *package, msi_dialog *dialog,
1015 LPCWSTR event, LPCWSTR control, LPCWSTR attribute);
1016
1017 /* OLE automation */
1018 extern HRESULT create_msiserver(IUnknown *pOuter, LPVOID *ppObj);
1019 extern HRESULT create_session(MSIHANDLE msiHandle, IDispatch *pInstaller, IDispatch **pDispatch);
1020 extern HRESULT load_type_info(IDispatch *iface, ITypeInfo **pptinfo, REFIID clsid, LCID lcid);
1021
1022 /* Scripting */
1023 extern DWORD call_script(MSIHANDLE hPackage, INT type, LPCWSTR script, LPCWSTR function, LPCWSTR action);
1024
1025 /* User Interface messages from the actions */
1026 extern void ui_progress(MSIPACKAGE *, int, int, int, int);
1027 extern void ui_actiondata(MSIPACKAGE *, LPCWSTR, MSIRECORD *);
1028
1029 /* string consts use a number of places and defined in helpers.c*/
1030 extern const WCHAR cszSourceDir[];
1031 extern const WCHAR cszSOURCEDIR[];
1032 extern const WCHAR cszRootDrive[];
1033 extern const WCHAR cszbs[];
1034 extern const WCHAR szLocalSid[];
1035
1036 /* memory allocation macro functions */
1037 static void *msi_alloc( size_t len ) __WINE_ALLOC_SIZE(1);
1038 static inline void *msi_alloc( size_t len )
1039 {
1040 return HeapAlloc( GetProcessHeap(), 0, len );
1041 }
1042
1043 static void *msi_alloc_zero( size_t len ) __WINE_ALLOC_SIZE(1);
1044 static inline void *msi_alloc_zero( size_t len )
1045 {
1046 return HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, len );
1047 }
1048
1049 static void *msi_realloc( void *mem, size_t len ) __WINE_ALLOC_SIZE(2);
1050 static inline void *msi_realloc( void *mem, size_t len )
1051 {
1052 return HeapReAlloc( GetProcessHeap(), 0, mem, len );
1053 }
1054
1055 static void *msi_realloc_zero( void *mem, size_t len ) __WINE_ALLOC_SIZE(2);
1056 static inline void *msi_realloc_zero( void *mem, size_t len )
1057 {
1058 return HeapReAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, mem, len );
1059 }
1060
1061 static inline BOOL msi_free( void *mem )
1062 {
1063 return HeapFree( GetProcessHeap(), 0, mem );
1064 }
1065
1066 static inline char *strdupWtoA( LPCWSTR str )
1067 {
1068 LPSTR ret = NULL;
1069 DWORD len;
1070
1071 if (!str) return ret;
1072 len = WideCharToMultiByte( CP_ACP, 0, str, -1, NULL, 0, NULL, NULL);
1073 ret = msi_alloc( len );
1074 if (ret)
1075 WideCharToMultiByte( CP_ACP, 0, str, -1, ret, len, NULL, NULL );
1076 return ret;
1077 }
1078
1079 static inline LPWSTR strdupAtoW( LPCSTR str )
1080 {
1081 LPWSTR ret = NULL;
1082 DWORD len;
1083
1084 if (!str) return ret;
1085 len = MultiByteToWideChar( CP_ACP, 0, str, -1, NULL, 0 );
1086 ret = msi_alloc( len * sizeof(WCHAR) );
1087 if (ret)
1088 MultiByteToWideChar( CP_ACP, 0, str, -1, ret, len );
1089 return ret;
1090 }
1091
1092 static inline LPWSTR strdupW( LPCWSTR src )
1093 {
1094 LPWSTR dest;
1095 if (!src) return NULL;
1096 dest = msi_alloc( (lstrlenW(src)+1)*sizeof(WCHAR) );
1097 if (dest)
1098 lstrcpyW(dest, src);
1099 return dest;
1100 }
1101
1102 #endif /* __WINE_MSI_PRIVATE__ */