dlls/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 /* handle unicode/ascii output in the Msi* API functions */
 609 typedef struct {
 610     BOOL unicode;
 611     union {
 612        LPSTR a;
 613        LPWSTR w;
 614     } str;
 615 } awstring;
 616
 617 typedef struct {
 618     BOOL unicode;
 619     union {
 620        LPCSTR a;
 621        LPCWSTR w;
 622     } str;
 623 } awcstring;
 624
 625 UINT msi_strcpy_to_awstring( LPCWSTR str, awstring *awbuf, DWORD *sz );
 626
 627 /* msi server interface */
 628 extern ITypeLib *get_msi_typelib( LPWSTR *path );
 629 extern HRESULT create_msi_custom_remote( IUnknown *pOuter, LPVOID *ppObj );
 630 extern HRESULT create_msi_remote_package( IUnknown *pOuter, LPVOID *ppObj );
 631 extern HRESULT create_msi_remote_database( IUnknown *pOuter, LPVOID *ppObj );
 632 extern IUnknown *msi_get_remote(MSIHANDLE handle);
 633
 634 /* handle functions */
 635 extern void *msihandle2msiinfo(MSIHANDLE handle, UINT type);
 636 extern MSIHANDLE alloc_msihandle( MSIOBJECTHDR * );
 637 extern MSIHANDLE alloc_msi_remote_handle( IUnknown *unk );
 638 extern void *alloc_msiobject(UINT type, UINT size, msihandledestructor destroy );
 639 extern void msiobj_addref(MSIOBJECTHDR *);
 640 extern int msiobj_release(MSIOBJECTHDR *);
 641 extern void msiobj_lock(MSIOBJECTHDR *);
 642 extern void msiobj_unlock(MSIOBJECTHDR *);
 643 extern void msi_free_handle_table(void);
 644
 645 extern void free_cached_tables( MSIDATABASE *db );
 646 extern void msi_free_transforms( MSIDATABASE *db );
 647 extern UINT MSI_CommitTables( MSIDATABASE *db );
 648
 649
 650 /* string table functions */
 651 enum StringPersistence
 652 {
 653     StringPersistent = 0,
 654     StringNonPersistent = 1
 655 };
 656
 657 extern BOOL msi_addstringW( string_table *st, UINT string_no, const WCHAR *data, int len, UINT refcount, enum StringPersistence persistence );
 658
 659 extern UINT msi_string2idW( const string_table *st, LPCWSTR buffer, UINT *id );
 660 extern VOID msi_destroy_stringtable( string_table *st );
 661 extern const WCHAR *msi_string_lookup_id( const string_table *st, UINT id );
 662 extern HRESULT msi_init_string_table( IStorage *stg );
 663 extern string_table *msi_load_string_table( IStorage *stg, UINT *bytes_per_strref );
 664 extern UINT msi_save_string_table( const string_table *st, IStorage *storage );
 665
 666 extern BOOL TABLE_Exists( MSIDATABASE *db, LPCWSTR name );
 667 extern MSICONDITION MSI_DatabaseIsTablePersistent( MSIDATABASE *db, LPCWSTR table );
 668
 669 extern UINT read_raw_stream_data( MSIDATABASE *db, LPCWSTR stname,
 670                                   USHORT **pdata, UINT *psz );
 671 extern UINT read_stream_data( IStorage *stg, LPCWSTR stname, BOOL table,
 672                               BYTE **pdata, UINT *psz );
 673 extern UINT write_stream_data( IStorage *stg, LPCWSTR stname,
 674                                LPCVOID data, UINT sz, BOOL bTable );
 675
 676 /* transform functions */
 677 extern UINT msi_table_apply_transform( MSIDATABASE *db, IStorage *stg );
 678 extern UINT MSI_DatabaseApplyTransformW( MSIDATABASE *db,
 679                  LPCWSTR szTransformFile, int iErrorCond );
 680 extern void append_storage_to_db( MSIDATABASE *db, IStorage *stg );
 681
 682 /* action internals */
 683 extern UINT MSI_InstallPackage( MSIPACKAGE *, LPCWSTR, LPCWSTR );
 684 extern void ACTION_free_package_structures( MSIPACKAGE* );
 685 extern UINT ACTION_DialogBox( MSIPACKAGE*, LPCWSTR);
 686 extern UINT ACTION_ForceReboot(MSIPACKAGE *package);
 687 extern UINT MSI_Sequence( MSIPACKAGE *package, LPCWSTR szTable, INT iSequenceMode );
 688 extern UINT MSI_SetFeatureStates( MSIPACKAGE *package );
 689 extern UINT msi_parse_command_line( MSIPACKAGE *package, LPCWSTR szCommandLine,
 690                                     BOOL preserve_case );
 691
 692 /* record internals */
 693 extern UINT MSI_RecordSetIStream( MSIRECORD *, UINT, IStream *);
 694 extern UINT MSI_RecordGetIStream( MSIRECORD *, UINT, IStream **);
 695 extern const WCHAR *MSI_RecordGetString( const MSIRECORD *, UINT );
 696 extern MSIRECORD *MSI_CreateRecord( UINT );
 697 extern UINT MSI_RecordSetInteger( MSIRECORD *, UINT, int );
 698 extern UINT MSI_RecordSetStringW( MSIRECORD *, UINT, LPCWSTR );
 699 extern BOOL MSI_RecordIsNull( MSIRECORD *, UINT );
 700 extern UINT MSI_RecordGetStringW( MSIRECORD * , UINT, LPWSTR, LPDWORD);
 701 extern UINT MSI_RecordGetStringA( MSIRECORD *, UINT, LPSTR, LPDWORD);
 702 extern int MSI_RecordGetInteger( MSIRECORD *, UINT );
 703 extern UINT MSI_RecordReadStream( MSIRECORD *, UINT, char *, LPDWORD);
 704 extern UINT MSI_RecordSetStream(MSIRECORD *, UINT, IStream *);
 705 extern UINT MSI_RecordGetFieldCount( const MSIRECORD *rec );
 706 extern UINT MSI_RecordStreamToFile( MSIRECORD *, UINT, LPCWSTR );
 707 extern UINT MSI_RecordSetStreamFromFileW( MSIRECORD *, UINT, LPCWSTR );
 708 extern UINT MSI_RecordCopyField( MSIRECORD *, UINT, MSIRECORD *, UINT );
 709 extern MSIRECORD *MSI_CloneRecord( MSIRECORD * );
 710 extern BOOL MSI_RecordsAreEqual( MSIRECORD *, MSIRECORD * );
 711
 712 /* stream internals */
 713 extern UINT get_raw_stream( MSIHANDLE hdb, LPCWSTR stname, IStream **stm );
 714 extern void enum_stream_names( IStorage *stg );
 715 extern BOOL decode_streamname(LPCWSTR in, LPWSTR out);
 716
 717 /* database internals */
 718 extern UINT MSI_OpenDatabaseW( LPCWSTR, LPCWSTR, MSIDATABASE ** );
 719 extern UINT MSI_DatabaseOpenViewW(MSIDATABASE *, LPCWSTR, MSIQUERY ** );
 720 extern UINT MSI_OpenQuery( MSIDATABASE *, MSIQUERY **, LPCWSTR, ... );
 721 typedef UINT (*record_func)( MSIRECORD *, LPVOID );
 722 extern UINT MSI_IterateRecords( MSIQUERY *, LPDWORD, record_func, LPVOID );
 723 extern MSIRECORD *MSI_QueryGetRecord( MSIDATABASE *db, LPCWSTR query, ... );
 724 extern UINT MSI_DatabaseGetPrimaryKeys( MSIDATABASE *, LPCWSTR, MSIRECORD ** );
 725
 726 /* view internals */
 727 extern UINT MSI_ViewExecute( MSIQUERY*, MSIRECORD * );
 728 extern UINT MSI_ViewFetch( MSIQUERY*, MSIRECORD ** );
 729 extern UINT MSI_ViewClose( MSIQUERY* );
 730 extern UINT MSI_ViewGetColumnInfo(MSIQUERY *, MSICOLINFO, MSIRECORD **);
 731 extern UINT MSI_ViewModify( MSIQUERY *, MSIMODIFY, MSIRECORD * );
 732 extern UINT VIEW_find_column( MSIVIEW *, LPCWSTR, UINT * );
 733 extern UINT msi_view_get_row(MSIDATABASE *, MSIVIEW *, UINT, MSIRECORD **);
 734
 735 /* install internals */
 736 extern UINT MSI_SetInstallLevel( MSIPACKAGE *package, int iInstallLevel );
 737
 738 /* package internals */
 739 extern MSIPACKAGE *MSI_CreatePackage( MSIDATABASE *, LPCWSTR );
 740 extern UINT MSI_OpenPackageW( LPCWSTR szPackage, MSIPACKAGE **pPackage );
 741 extern UINT MSI_SetTargetPathW( MSIPACKAGE *, LPCWSTR, LPCWSTR );
 742 extern UINT MSI_SetPropertyW( MSIPACKAGE *, LPCWSTR, LPCWSTR );
 743 extern INT MSI_ProcessMessage( MSIPACKAGE *, INSTALLMESSAGE, MSIRECORD * );
 744 extern UINT MSI_GetPropertyW( MSIPACKAGE *, LPCWSTR, LPWSTR, LPDWORD );
 745 extern UINT MSI_GetPropertyA(MSIPACKAGE *, LPCSTR, LPSTR, LPDWORD );
 746 extern MSICONDITION MSI_EvaluateConditionW( MSIPACKAGE *, LPCWSTR );
 747 extern UINT MSI_GetComponentStateW( MSIPACKAGE *, LPCWSTR, INSTALLSTATE *, INSTALLSTATE * );
 748 extern UINT MSI_GetFeatureStateW( MSIPACKAGE *, LPCWSTR, INSTALLSTATE *, INSTALLSTATE * );
 749 extern UINT WINAPI MSI_SetFeatureStateW(MSIPACKAGE*, LPCWSTR, INSTALLSTATE );
 750 extern LPCWSTR msi_download_file( LPCWSTR szUrl, LPWSTR filename );
 751 extern UINT msi_package_add_info(MSIPACKAGE *, DWORD, DWORD, LPCWSTR, LPWSTR);
 752 extern UINT msi_package_add_media_disk(MSIPACKAGE *, DWORD, DWORD, DWORD, LPWSTR, LPWSTR);
 753 extern UINT msi_clone_properties(MSIPACKAGE *);
 754
 755 /* for deformating */
 756 extern UINT MSI_FormatRecordW( MSIPACKAGE *, MSIRECORD *, LPWSTR, LPDWORD );
 757
 758 /* registry data encoding/decoding functions */
 759 extern BOOL unsquash_guid(LPCWSTR in, LPWSTR out);
 760 extern BOOL squash_guid(LPCWSTR in, LPWSTR out);
 761 extern BOOL encode_base85_guid(GUID *,LPWSTR);
 762 extern BOOL decode_base85_guid(LPCWSTR,GUID*);
 763 extern UINT MSIREG_OpenUninstallKey(LPCWSTR szProduct, HKEY* key, BOOL create);
 764 extern UINT MSIREG_DeleteUninstallKey(LPCWSTR szProduct);
 765 extern UINT MSIREG_OpenProductKey(LPCWSTR szProduct, LPCWSTR szUserSid,
 766                                   MSIINSTALLCONTEXT context, HKEY* key, BOOL create);
 767 extern UINT MSIREG_OpenFeaturesKey(LPCWSTR szProduct, MSIINSTALLCONTEXT context,
 768                                    HKEY *key, BOOL create);
 769 extern UINT MSIREG_OpenUserPatchesKey(LPCWSTR szPatch, HKEY* key, BOOL create);
 770 UINT MSIREG_OpenUserDataFeaturesKey(LPCWSTR szProduct, MSIINSTALLCONTEXT context,
 771                                     HKEY *key, BOOL create);
 772 extern UINT MSIREG_OpenUserComponentsKey(LPCWSTR szComponent, HKEY* key, BOOL create);
 773 extern UINT MSIREG_OpenUserDataComponentKey(LPCWSTR szComponent, LPCWSTR szUserSid,
 774                                             HKEY *key, BOOL create);
 775 extern UINT MSIREG_OpenPatchesKey(LPCWSTR szPatch, HKEY* key, BOOL create);
 776 extern UINT MSIREG_OpenUserDataProductKey(LPCWSTR szProduct, MSIINSTALLCONTEXT dwContext,
 777                                           LPCWSTR szUserSid, HKEY *key, BOOL create);
 778 extern UINT MSIREG_OpenUserDataPatchKey(LPCWSTR szPatch, MSIINSTALLCONTEXT dwContext,
 779                                         HKEY *key, BOOL create);
 780 extern UINT MSIREG_OpenInstallProps(LPCWSTR szProduct, MSIINSTALLCONTEXT dwContext,
 781                                     LPCWSTR szUserSid, HKEY *key, BOOL create);
 782 extern UINT MSIREG_OpenUpgradeCodesKey(LPCWSTR szProduct, HKEY* key, BOOL create);
 783 extern UINT MSIREG_OpenUserUpgradeCodesKey(LPCWSTR szProduct, HKEY* key, BOOL create);
 784 extern UINT MSIREG_DeleteProductKey(LPCWSTR szProduct);
 785 extern UINT MSIREG_DeleteUserProductKey(LPCWSTR szProduct);
 786 extern UINT MSIREG_DeleteUserDataProductKey(LPCWSTR szProduct);
 787 extern UINT MSIREG_DeleteUserFeaturesKey(LPCWSTR szProduct);
 788 extern UINT MSIREG_DeleteUserDataComponentKey(LPCWSTR szComponent, LPCWSTR szUserSid);
 789 extern UINT MSIREG_DeleteUserUpgradeCodesKey(LPCWSTR szUpgradeCode);
 790 extern UINT MSIREG_OpenClassesUpgradeCodesKey(LPCWSTR szUpgradeCode, HKEY* key, BOOL create);
 791 extern UINT MSIREG_DeleteLocalClassesProductKey(LPCWSTR szProductCode);
 792 extern UINT MSIREG_DeleteLocalClassesFeaturesKey(LPCWSTR szProductCode);
 793
 794 extern LPWSTR msi_reg_get_val_str( HKEY hkey, LPCWSTR name );
 795 extern BOOL msi_reg_get_val_dword( HKEY hkey, LPCWSTR name, DWORD *val);
 796
 797 extern DWORD msi_version_str_to_dword(LPCWSTR p);
 798
 799 extern LONG msi_reg_set_val_str( HKEY hkey, LPCWSTR name, LPCWSTR value );
 800 extern LONG msi_reg_set_val_multi_str( HKEY hkey, LPCWSTR name, LPCWSTR value );
 801 extern LONG msi_reg_set_val_dword( HKEY hkey, LPCWSTR name, DWORD val );
 802 extern LONG msi_reg_set_subkey_val( HKEY hkey, LPCWSTR path, LPCWSTR name, LPCWSTR val );
 803
 804 /* msi dialog interface */
 805 typedef UINT (*msi_dialog_event_handler)( MSIPACKAGE*, LPCWSTR, LPCWSTR, msi_dialog* );
 806 extern msi_dialog *msi_dialog_create( MSIPACKAGE*, LPCWSTR, msi_dialog*, msi_dialog_event_handler );
 807 extern UINT msi_dialog_run_message_loop( msi_dialog* );
 808 extern void msi_dialog_end_dialog( msi_dialog* );
 809 extern void msi_dialog_check_messages( HANDLE );
 810 extern void msi_dialog_do_preview( msi_dialog* );
 811 extern void msi_dialog_destroy( msi_dialog* );
 812 extern void msi_dialog_unregister_class( void );
 813 extern void msi_dialog_handle_event( msi_dialog*, LPCWSTR, LPCWSTR, MSIRECORD * );
 814 extern UINT msi_dialog_reset( msi_dialog *dialog );
 815 extern UINT msi_dialog_directorylist_up( msi_dialog *dialog );
 816 extern msi_dialog *msi_dialog_get_parent( msi_dialog *dialog );
 817 extern LPWSTR msi_dialog_get_name( msi_dialog *dialog );
 818 extern UINT msi_spawn_error_dialog( MSIPACKAGE*, LPWSTR, LPWSTR );
 819
 820 /* summary information */
 821 extern MSISUMMARYINFO *MSI_GetSummaryInformationW( IStorage *stg, UINT uiUpdateCount );
 822 extern LPWSTR msi_suminfo_dup_string( MSISUMMARYINFO *si, UINT uiProperty );
 823 extern LPWSTR msi_get_suminfo_product( IStorage *stg );
 824 extern UINT msi_add_suminfo( MSIDATABASE *db, LPWSTR **records, int num_records, int num_columns );
 825
 826 /* undocumented functions */
 827 UINT WINAPI MsiCreateAndVerifyInstallerDirectory( DWORD );
 828 UINT WINAPI MsiDecomposeDescriptorW( LPCWSTR, LPWSTR, LPWSTR, LPWSTR, LPDWORD );
 829 UINT WINAPI MsiDecomposeDescriptorA( LPCSTR, LPSTR, LPSTR, LPSTR, LPDWORD );
 830 LANGID WINAPI MsiLoadStringW( MSIHANDLE, UINT, LPWSTR, int, LANGID );
 831 LANGID WINAPI MsiLoadStringA( MSIHANDLE, UINT, LPSTR, int, LANGID );
 832
 833 /* UI globals */
 834 extern INSTALLUILEVEL gUILevel;
 835 extern HWND gUIhwnd;
 836 extern INSTALLUI_HANDLERA gUIHandlerA;
 837 extern INSTALLUI_HANDLERW gUIHandlerW;
 838 extern DWORD gUIFilter;
 839 extern LPVOID gUIContext;
 840 extern WCHAR gszLogFile[MAX_PATH];
 841 extern HINSTANCE msi_hInstance;
 842
 843 /* action related functions */
 844 extern UINT ACTION_PerformAction(MSIPACKAGE *package, const WCHAR *action, UINT script, BOOL force);
 845 extern UINT ACTION_PerformUIAction(MSIPACKAGE *package, const WCHAR *action, UINT script);
 846 extern void ACTION_FinishCustomActions( const MSIPACKAGE* package);
 847 extern UINT ACTION_CustomAction(MSIPACKAGE *package,const WCHAR *action, UINT script, BOOL execute);
 848
 849 static inline void msi_feature_set_state(MSIPACKAGE *package,
 850                                          MSIFEATURE *feature,
 851                                          INSTALLSTATE state)
 852 {
 853     if (!package->ProductCode)
 854     {
 855         feature->ActionRequest = state;
 856         feature->Action = state;
 857     }
 858     else if (state == INSTALLSTATE_ABSENT)
 859     {
 860         switch (feature->Installed)
 861         {
 862             case INSTALLSTATE_ABSENT:
 863                 feature->ActionRequest = INSTALLSTATE_UNKNOWN;
 864                 feature->Action = INSTALLSTATE_UNKNOWN;
 865                 break;
 866             default:
 867                 feature->ActionRequest = state;
 868                 feature->Action = state;
 869         }
 870     }
 871     else if (state == INSTALLSTATE_SOURCE)
 872     {
 873         switch (feature->Installed)
 874         {
 875             case INSTALLSTATE_ABSENT:
 876             case INSTALLSTATE_SOURCE:
 877                 feature->ActionRequest = state;
 878                 feature->Action = state;
 879                 break;
 880             case INSTALLSTATE_LOCAL:
 881                 feature->ActionRequest = INSTALLSTATE_LOCAL;
 882                 feature->Action = INSTALLSTATE_LOCAL;
 883                 break;
 884             default:
 885                 feature->ActionRequest = INSTALLSTATE_UNKNOWN;
 886                 feature->Action = INSTALLSTATE_UNKNOWN;
 887         }
 888     }
 889     else
 890     {
 891         feature->ActionRequest = state;
 892         feature->Action = state;
 893     }
 894 }
 895
 896 static inline void msi_component_set_state(MSIPACKAGE *package,
 897                                            MSICOMPONENT *comp,
 898                                            INSTALLSTATE state)
 899 {
 900     if (!package->ProductCode)
 901     {
 902         comp->ActionRequest = state;
 903         comp->Action = state;
 904     }
 905     else if (state == INSTALLSTATE_ABSENT)
 906     {
 907         switch (comp->Installed)
 908         {
 909             case INSTALLSTATE_LOCAL:
 910             case INSTALLSTATE_SOURCE:
 911             case INSTALLSTATE_DEFAULT:
 912                 comp->ActionRequest = state;
 913                 comp->Action = state;
 914                 break;
 915             default:
 916                 comp->ActionRequest = INSTALLSTATE_UNKNOWN;
 917                 comp->Action = INSTALLSTATE_UNKNOWN;
 918         }
 919     }
 920     else if (state == INSTALLSTATE_SOURCE)
 921     {
 922         if (comp->Installed == INSTALLSTATE_ABSENT ||
 923             (comp->Installed == INSTALLSTATE_SOURCE && comp->hasLocalFeature))
 924         {
 925             comp->ActionRequest = state;
 926             comp->Action = state;
 927         }
 928         else
 929         {
 930             comp->ActionRequest = INSTALLSTATE_UNKNOWN;
 931             comp->Action = INSTALLSTATE_UNKNOWN;
 932         }
 933     }
 934     else
 935     {
 936         comp->ActionRequest = state;
 937         comp->Action = state;
 938     }
 939 }
 940
 941 /* actions in other modules */
 942 extern UINT ACTION_AppSearch(MSIPACKAGE *package);
 943 extern UINT ACTION_CCPSearch(MSIPACKAGE *package);
 944 extern UINT ACTION_FindRelatedProducts(MSIPACKAGE *package);
 945 extern UINT ACTION_InstallFiles(MSIPACKAGE *package);
 946 extern UINT ACTION_RemoveFiles(MSIPACKAGE *package);
 947 extern UINT ACTION_DuplicateFiles(MSIPACKAGE *package);
 948 extern UINT ACTION_RegisterClassInfo(MSIPACKAGE *package);
 949 extern UINT ACTION_RegisterProgIdInfo(MSIPACKAGE *package);
 950 extern UINT ACTION_RegisterExtensionInfo(MSIPACKAGE *package);
 951 extern UINT ACTION_RegisterMIMEInfo(MSIPACKAGE *package);
 952 extern UINT ACTION_RegisterFonts(MSIPACKAGE *package);
 953
 954 /* Helpers */
 955 extern DWORD deformat_string(MSIPACKAGE *package, LPCWSTR ptr, WCHAR** data );
 956 extern LPWSTR msi_dup_record_field(MSIRECORD *row, INT index);
 957 extern LPWSTR msi_dup_property(MSIPACKAGE *package, LPCWSTR prop);
 958 extern int msi_get_property_int( MSIPACKAGE *package, LPCWSTR prop, int def );
 959 extern LPWSTR resolve_folder(MSIPACKAGE *package, LPCWSTR name, BOOL source,
 960                       BOOL set_prop, BOOL load_prop, MSIFOLDER **folder);
 961 extern LPWSTR resolve_file_source(MSIPACKAGE *package, MSIFILE *file);
 962 extern MSICOMPONENT *get_loaded_component( MSIPACKAGE* package, LPCWSTR Component );
 963 extern MSIFEATURE *get_loaded_feature( MSIPACKAGE* package, LPCWSTR Feature );
 964 extern MSIFILE *get_loaded_file( MSIPACKAGE* package, LPCWSTR file );
 965 extern MSIFOLDER *get_loaded_folder( MSIPACKAGE *package, LPCWSTR dir );
 966 extern void msi_reset_folders( MSIPACKAGE *package, BOOL source );
 967 extern int track_tempfile(MSIPACKAGE *package, LPCWSTR path);
 968 extern UINT schedule_action(MSIPACKAGE *package, UINT script, LPCWSTR action);
 969 extern void msi_free_action_script(MSIPACKAGE *package, UINT script);
 970 extern LPWSTR build_icon_path(MSIPACKAGE *, LPCWSTR);
 971 extern LPWSTR build_directory_name(DWORD , ...);
 972 extern BOOL create_full_pathW(const WCHAR *path);
 973 extern BOOL ACTION_VerifyComponentForAction(const MSICOMPONENT*, INSTALLSTATE);
 974 extern BOOL ACTION_VerifyFeatureForAction(const MSIFEATURE*, INSTALLSTATE);
 975 extern void reduce_to_longfilename(WCHAR*);
 976 extern LPWSTR create_component_advertise_string(MSIPACKAGE*, MSICOMPONENT*, LPCWSTR);
 977 extern void ACTION_UpdateComponentStates(MSIPACKAGE *package, LPCWSTR szFeature);
 978 extern UINT register_unique_action(MSIPACKAGE *, LPCWSTR);
 979 extern BOOL check_unique_action(const MSIPACKAGE *, LPCWSTR);
 980 extern WCHAR* generate_error_string(MSIPACKAGE *, UINT, DWORD, ... );
 981 extern UINT msi_create_component_directories( MSIPACKAGE *package );
 982 extern UINT msi_set_last_used_source(LPCWSTR product, LPCWSTR usersid,
 983                         MSIINSTALLCONTEXT context, DWORD options, LPCWSTR value);
 984
 985 /* media */
 986
 987 typedef BOOL (*PMSICABEXTRACTCB)(MSIPACKAGE *, LPCWSTR, DWORD, LPWSTR *, DWORD *, PVOID);
 988
 989 #define MSICABEXTRACT_BEGINEXTRACT  0x01
 990 #define MSICABEXTRACT_FILEEXTRACTED 0x02
 991
 992 typedef struct
 993 {
 994     MSIPACKAGE* package;
 995     MSIMEDIAINFO *mi;
 996     PMSICABEXTRACTCB cb;
 997     LPWSTR curfile;
 998     PVOID user;
 999 } MSICABDATA;
1000
1001 extern UINT ready_media(MSIPACKAGE *package, MSIFILE *file, MSIMEDIAINFO *mi);
1002 extern void msi_free_media_info(MSIMEDIAINFO *mi);
1003 extern BOOL msi_cabextract(MSIPACKAGE* package, MSIMEDIAINFO *mi, LPVOID data);
1004
1005 /* control event stuff */
1006 extern VOID ControlEvent_FireSubscribedEvent(MSIPACKAGE *package, LPCWSTR event,
1007                                       MSIRECORD *data);
1008 extern VOID ControlEvent_CleanupDialogSubscriptions(MSIPACKAGE *package, LPWSTR dialog);
1009 extern VOID ControlEvent_CleanupSubscriptions(MSIPACKAGE *package);
1010 extern VOID ControlEvent_SubscribeToEvent(MSIPACKAGE *package, msi_dialog *dialog,
1011                                       LPCWSTR event, LPCWSTR control, LPCWSTR attribute);
1012
1013 /* OLE automation */
1014 extern HRESULT create_msiserver(IUnknown *pOuter, LPVOID *ppObj);
1015 extern HRESULT create_session(MSIHANDLE msiHandle, IDispatch *pInstaller, IDispatch **pDispatch);
1016 extern HRESULT load_type_info(IDispatch *iface, ITypeInfo **pptinfo, REFIID clsid, LCID lcid);
1017
1018 /* Scripting */
1019 extern DWORD call_script(MSIHANDLE hPackage, INT type, LPCWSTR script, LPCWSTR function, LPCWSTR action);
1020
1021 /* User Interface messages from the actions */
1022 extern void ui_progress(MSIPACKAGE *, int, int, int, int);
1023 extern void ui_actiondata(MSIPACKAGE *, LPCWSTR, MSIRECORD *);
1024
1025 /* string consts use a number of places  and defined in helpers.c*/
1026 extern const WCHAR cszSourceDir[];
1027 extern const WCHAR cszSOURCEDIR[];
1028 extern const WCHAR cszRootDrive[];
1029 extern const WCHAR cszbs[];
1030 extern const WCHAR szLocalSid[];
1031
1032 /* memory allocation macro functions */
1033 static void *msi_alloc( size_t len ) __WINE_ALLOC_SIZE(1);
1034 static inline void *msi_alloc( size_t len )
1035 {
1036     return HeapAlloc( GetProcessHeap(), 0, len );
1037 }
1038
1039 static void *msi_alloc_zero( size_t len ) __WINE_ALLOC_SIZE(1);
1040 static inline void *msi_alloc_zero( size_t len )
1041 {
1042     return HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, len );
1043 }
1044
1045 static void *msi_realloc( void *mem, size_t len ) __WINE_ALLOC_SIZE(2);
1046 static inline void *msi_realloc( void *mem, size_t len )
1047 {
1048     return HeapReAlloc( GetProcessHeap(), 0, mem, len );
1049 }
1050
1051 static void *msi_realloc_zero( void *mem, size_t len ) __WINE_ALLOC_SIZE(2);
1052 static inline void *msi_realloc_zero( void *mem, size_t len )
1053 {
1054     return HeapReAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, mem, len );
1055 }
1056
1057 static inline BOOL msi_free( void *mem )
1058 {
1059     return HeapFree( GetProcessHeap(), 0, mem );
1060 }
1061
1062 static inline char *strdupWtoA( LPCWSTR str )
1063 {
1064     LPSTR ret = NULL;
1065     DWORD len;
1066
1067     if (!str) return ret;
1068     len = WideCharToMultiByte( CP_ACP, 0, str, -1, NULL, 0, NULL, NULL);
1069     ret = msi_alloc( len );
1070     if (ret)
1071         WideCharToMultiByte( CP_ACP, 0, str, -1, ret, len, NULL, NULL );
1072     return ret;
1073 }
1074
1075 static inline LPWSTR strdupAtoW( LPCSTR str )
1076 {
1077     LPWSTR ret = NULL;
1078     DWORD len;
1079
1080     if (!str) return ret;
1081     len = MultiByteToWideChar( CP_ACP, 0, str, -1, NULL, 0 );
1082     ret = msi_alloc( len * sizeof(WCHAR) );
1083     if (ret)
1084         MultiByteToWideChar( CP_ACP, 0, str, -1, ret, len );
1085     return ret;
1086 }
1087
1088 static inline LPWSTR strdupW( LPCWSTR src )
1089 {
1090     LPWSTR dest;
1091     if (!src) return NULL;
1092     dest = msi_alloc( (lstrlenW(src)+1)*sizeof(WCHAR) );
1093     if (dest)
1094         lstrcpyW(dest, src);
1095     return dest;
1096 }
1097
1098 #endif /* __WINE_MSI_PRIVATE__ */