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 _column_info
 148 {
 149     LPCWSTR table;
 150     LPCWSTR column;
 151     INT   type;
 152     BOOL   temporary;
 153     struct expr *val;
 154     struct _column_info *next;
 155 } column_info;
 156
 157 typedef const struct tagMSICOLUMNHASHENTRY *MSIITERHANDLE;
 158
 159 typedef struct tagMSIVIEWOPS
 160 {
 161     /*
 162      * fetch_int - reads one integer from {row,col} in the table
 163      *
 164      *  This function should be called after the execute method.
 165      *  Data returned by the function should not change until
 166      *   close or delete is called.
 167      *  To get a string value, query the database's string table with
 168      *   the integer value returned from this function.
 169      */
 170     UINT (*fetch_int)( struct tagMSIVIEW *view, UINT row, UINT col, UINT *val );
 171
 172     /*
 173      * fetch_stream - gets a stream from {row,col} in the table
 174      *
 175      *  This function is similar to fetch_int, except fetches a
 176      *    stream instead of an integer.
 177      */
 178     UINT (*fetch_stream)( struct tagMSIVIEW *view, UINT row, UINT col, IStream **stm );
 179
 180     /*
 181      * get_row - gets values from a row
 182      *
 183      */
 184     UINT (*get_row)( struct tagMSIVIEW *view, UINT row, MSIRECORD **rec );
 185
 186     /*
 187      * set_row - sets values in a row as specified by mask
 188      *
 189      *  Similar semantics to fetch_int
 190      */
 191     UINT (*set_row)( struct tagMSIVIEW *view, UINT row, MSIRECORD *rec, UINT mask );
 192
 193     /*
 194      * Inserts a new row into the database from the records contents
 195      */
 196     UINT (*insert_row)( struct tagMSIVIEW *view, MSIRECORD *record, BOOL temporary );
 197
 198     /*
 199      * Deletes a row from the database
 200      */
 201     UINT (*delete_row)( struct tagMSIVIEW *view, UINT row );
 202
 203     /*
 204      * execute - loads the underlying data into memory so it can be read
 205      */
 206     UINT (*execute)( struct tagMSIVIEW *view, MSIRECORD *record );
 207
 208     /*
 209      * close - clears the data read by execute from memory
 210      */
 211     UINT (*close)( struct tagMSIVIEW *view );
 212
 213     /*
 214      * get_dimensions - returns the number of rows or columns in a table.
 215      *
 216      *  The number of rows can only be queried after the execute method
 217      *   is called. The number of columns can be queried at any time.
 218      */
 219     UINT (*get_dimensions)( struct tagMSIVIEW *view, UINT *rows, UINT *cols );
 220
 221     /*
 222      * get_column_info - returns the name and type of a specific column
 223      *
 224      *  The name is HeapAlloc'ed by this function and should be freed by
 225      *   the caller.
 226      *  The column information can be queried at any time.
 227      */
 228     UINT (*get_column_info)( struct tagMSIVIEW *view, UINT n, LPWSTR *name, UINT *type );
 229
 230     /*
 231      * modify - not yet implemented properly
 232      */
 233     UINT (*modify)( struct tagMSIVIEW *view, MSIMODIFY eModifyMode, MSIRECORD *record, UINT row );
 234
 235     /*
 236      * delete - destroys the structure completely
 237      */
 238     UINT (*delete)( struct tagMSIVIEW * );
 239
 240     /*
 241      * find_matching_rows - iterates through rows that match a value
 242      *
 243      * If the column type is a string then a string ID should be passed in.
 244      *  If the value to be looked up is an integer then no transformation of
 245      *  the input value is required, except if the column is a string, in which
 246      *  case a string ID should be passed in.
 247      * The handle is an input/output parameter that keeps track of the current
 248      *  position in the iteration. It must be initialised to zero before the
 249      *  first call and continued to be passed in to subsequent calls.
 250      */
 251     UINT (*find_matching_rows)( struct tagMSIVIEW *view, UINT col, UINT val, UINT *row, MSIITERHANDLE *handle );
 252
 253     /*
 254      * add_ref - increases the reference count of the table
 255      */
 256     UINT (*add_ref)( struct tagMSIVIEW *view );
 257
 258     /*
 259      * release - decreases the reference count of the table
 260      */
 261     UINT (*release)( struct tagMSIVIEW *view );
 262
 263     /*
 264      * add_column - adds a column to the table
 265      */
 266     UINT (*add_column)( struct tagMSIVIEW *view, LPCWSTR table, UINT number, LPCWSTR column, UINT type, BOOL hold );
 267
 268     /*
 269      * remove_column - removes the column represented by table name and column number from the table
 270      */
 271     UINT (*remove_column)( struct tagMSIVIEW *view, LPCWSTR table, UINT number );
 272
 273     /*
 274      * sort - orders the table by columns
 275      */
 276     UINT (*sort)( struct tagMSIVIEW *view, column_info *columns );
 277
 278     /*
 279      * drop - drops the table from the database
 280      */
 281     UINT (*drop)( struct tagMSIVIEW *view );
 282 } MSIVIEWOPS;
 283
 284 struct tagMSIVIEW
 285 {
 286     MSIOBJECTHDR hdr;
 287     const MSIVIEWOPS *ops;
 288 };
 289
 290 struct msi_dialog_tag;
 291 typedef struct msi_dialog_tag msi_dialog;
 292
 293 typedef struct tagMSIPACKAGE
 294 {
 295     MSIOBJECTHDR hdr;
 296     MSIDATABASE *db;
 297     struct list components;
 298     struct list features;
 299     struct list files;
 300     struct list tempfiles;
 301     struct list folders;
 302     LPWSTR ActionFormat;
 303     LPWSTR LastAction;
 304
 305     struct list classes;
 306     struct list extensions;
 307     struct list progids;
 308     struct list mimes;
 309     struct list appids;
 310
 311     struct tagMSISCRIPT *script;
 312
 313     struct list RunningActions;
 314
 315     LPWSTR BaseURL;
 316     LPWSTR PackagePath;
 317     LPWSTR ProductCode;
 318
 319     UINT CurrentInstallState;
 320     msi_dialog *dialog;
 321     LPWSTR next_dialog;
 322     float center_x;
 323     float center_y;
 324
 325     UINT WordCount;
 326     UINT Context;
 327
 328     struct list subscriptions;
 329
 330     struct list sourcelist_info;
 331     struct list sourcelist_media;
 332
 333     unsigned char scheduled_action_running : 1;
 334     unsigned char commit_action_running : 1;
 335     unsigned char rollback_action_running : 1;
 336 } MSIPACKAGE;
 337
 338 typedef struct tagMSIPREVIEW
 339 {
 340     MSIOBJECTHDR hdr;
 341     MSIPACKAGE *package;
 342     msi_dialog *dialog;
 343 } MSIPREVIEW;
 344
 345 #define MSI_MAX_PROPS 20
 346
 347 typedef struct tagMSISUMMARYINFO
 348 {
 349     MSIOBJECTHDR hdr;
 350     IStorage *storage;
 351     DWORD update_count;
 352     PROPVARIANT property[MSI_MAX_PROPS];
 353 } MSISUMMARYINFO;
 354
 355 typedef struct tagMSIFEATURE
 356 {
 357     struct list entry;
 358     LPWSTR Feature;
 359     LPWSTR Feature_Parent;
 360     LPWSTR Title;
 361     LPWSTR Description;
 362     INT Display;
 363     INT Level;
 364     LPWSTR Directory;
 365     INT Attributes;
 366     INSTALLSTATE Installed;
 367     INSTALLSTATE ActionRequest;
 368     INSTALLSTATE Action;
 369     struct list Children;
 370     struct list Components;
 371     INT Cost;
 372 } MSIFEATURE;
 373
 374 typedef struct tagMSICOMPONENT
 375 {
 376     struct list entry;
 377     DWORD magic;
 378     LPWSTR Component;
 379     LPWSTR ComponentId;
 380     LPWSTR Directory;
 381     INT Attributes;
 382     LPWSTR Condition;
 383     LPWSTR KeyPath;
 384     INSTALLSTATE Installed;
 385     INSTALLSTATE ActionRequest;
 386     INSTALLSTATE Action;
 387     BOOL ForceLocalState;
 388     BOOL Enabled;
 389     INT  Cost;
 390     INT  RefCount;
 391     LPWSTR FullKeypath;
 392     LPWSTR AdvertiseString;
 393
 394     unsigned int anyAbsent:1;
 395     unsigned int hasAdvertiseFeature:1;
 396     unsigned int hasLocalFeature:1;
 397     unsigned int hasSourceFeature:1;
 398 } MSICOMPONENT;
 399
 400 typedef struct tagComponentList
 401 {
 402     struct list entry;
 403     MSICOMPONENT *component;
 404 } ComponentList;
 405
 406 typedef struct tagFeatureList
 407 {
 408     struct list entry;
 409     MSIFEATURE *feature;
 410 } FeatureList;
 411
 412 typedef struct tagMSIFOLDER
 413 {
 414     struct list entry;
 415     LPWSTR Directory;
 416     LPWSTR Parent;
 417     LPWSTR TargetDefault;
 418     LPWSTR SourceLongPath;
 419     LPWSTR SourceShortPath;
 420
 421     LPWSTR ResolvedTarget;
 422     LPWSTR ResolvedSource;
 423     LPWSTR Property;   /* initially set property */
 424     INT   State;
 425         /* 0 = uninitialized */
 426         /* 1 = existing */
 427         /* 2 = created remove if empty */
 428         /* 3 = created persist if empty */
 429     INT   Cost;
 430     INT   Space;
 431 } MSIFOLDER;
 432
 433 typedef enum _msi_file_state {
 434     msifs_invalid,
 435     msifs_missing,
 436     msifs_overwrite,
 437     msifs_present,
 438     msifs_installed,
 439     msifs_skipped,
 440 } msi_file_state;
 441
 442 typedef struct tagMSIFILE
 443 {
 444     struct list entry;
 445     LPWSTR File;
 446     MSICOMPONENT *Component;
 447     LPWSTR FileName;
 448     LPWSTR ShortName;
 449     LPWSTR LongName;
 450     INT FileSize;
 451     LPWSTR Version;
 452     LPWSTR Language;
 453     INT Attributes;
 454     INT Sequence;
 455     msi_file_state state;
 456     LPWSTR  TargetPath;
 457     BOOL IsCompressed;
 458     MSIFILEHASHINFO hash;
 459 } MSIFILE;
 460
 461 typedef struct tagMSITEMPFILE
 462 {
 463     struct list entry;
 464     LPWSTR Path;
 465 } MSITEMPFILE;
 466
 467 typedef struct tagMSIAPPID
 468 {
 469     struct list entry;
 470     LPWSTR AppID; /* Primary key */
 471     LPWSTR RemoteServerName;
 472     LPWSTR LocalServer;
 473     LPWSTR ServiceParameters;
 474     LPWSTR DllSurrogate;
 475     BOOL ActivateAtStorage;
 476     BOOL RunAsInteractiveUser;
 477 } MSIAPPID;
 478
 479 typedef struct tagMSIPROGID MSIPROGID;
 480
 481 typedef struct tagMSICLASS
 482 {
 483     struct list entry;
 484     LPWSTR clsid;     /* Primary Key */
 485     LPWSTR Context;   /* Primary Key */
 486     MSICOMPONENT *Component;
 487     MSIPROGID *ProgID;
 488     LPWSTR ProgIDText;
 489     LPWSTR Description;
 490     MSIAPPID *AppID;
 491     LPWSTR FileTypeMask;
 492     LPWSTR IconPath;
 493     LPWSTR DefInprocHandler;
 494     LPWSTR DefInprocHandler32;
 495     LPWSTR Argument;
 496     MSIFEATURE *Feature;
 497     INT Attributes;
 498     /* not in the table, set during installation */
 499     BOOL Installed;
 500 } MSICLASS;
 501
 502 typedef struct tagMSIMIME MSIMIME;
 503
 504 typedef struct tagMSIEXTENSION
 505 {
 506     struct list entry;
 507     LPWSTR Extension;  /* Primary Key */
 508     MSICOMPONENT *Component;
 509     MSIPROGID *ProgID;
 510     LPWSTR ProgIDText;
 511     MSIMIME *Mime;
 512     MSIFEATURE *Feature;
 513     /* not in the table, set during installation */
 514     BOOL Installed;
 515     struct list verbs;
 516 } MSIEXTENSION;
 517
 518 struct tagMSIPROGID
 519 {
 520     struct list entry;
 521     LPWSTR ProgID;  /* Primary Key */
 522     MSIPROGID *Parent;
 523     MSICLASS *Class;
 524     LPWSTR Description;
 525     LPWSTR IconPath;
 526     /* not in the table, set during installation */
 527     BOOL InstallMe;
 528     MSIPROGID *CurVer;
 529     MSIPROGID *VersionInd;
 530 };
 531
 532 typedef struct tagMSIVERB
 533 {
 534     struct list entry;
 535     LPWSTR Verb;
 536     INT Sequence;
 537     LPWSTR Command;
 538     LPWSTR Argument;
 539 } MSIVERB;
 540
 541 struct tagMSIMIME
 542 {
 543     struct list entry;
 544     LPWSTR ContentType;  /* Primary Key */
 545     MSIEXTENSION *Extension;
 546     LPWSTR clsid;
 547     MSICLASS *Class;
 548     /* not in the table, set during installation */
 549     BOOL InstallMe;
 550 };
 551
 552 enum SCRIPTS {
 553     INSTALL_SCRIPT = 0,
 554     COMMIT_SCRIPT = 1,
 555     ROLLBACK_SCRIPT = 2,
 556     TOTAL_SCRIPTS = 3
 557 };
 558
 559 #define SEQUENCE_UI       0x1
 560 #define SEQUENCE_EXEC     0x2
 561 #define SEQUENCE_INSTALL  0x10
 562
 563 typedef struct tagMSISCRIPT
 564 {
 565     LPWSTR  *Actions[TOTAL_SCRIPTS];
 566     UINT    ActionCount[TOTAL_SCRIPTS];
 567     BOOL    ExecuteSequenceRun;
 568     BOOL    CurrentlyScripting;
 569     UINT    InWhatSequence;
 570     LPWSTR  *UniqueActions;
 571     UINT    UniqueActionsCount;
 572 } MSISCRIPT;
 573
 574 #define MSIHANDLETYPE_ANY 0
 575 #define MSIHANDLETYPE_DATABASE 1
 576 #define MSIHANDLETYPE_SUMMARYINFO 2
 577 #define MSIHANDLETYPE_VIEW 3
 578 #define MSIHANDLETYPE_RECORD 4
 579 #define MSIHANDLETYPE_PACKAGE 5
 580 #define MSIHANDLETYPE_PREVIEW 6
 581
 582 #define MSI_MAJORVERSION 3
 583 #define MSI_MINORVERSION 1
 584 #define MSI_BUILDNUMBER 4000
 585
 586 #define GUID_SIZE 39
 587 #define SQUISH_GUID_SIZE 33
 588
 589 #define MSIHANDLE_MAGIC 0x4d434923
 590
 591 DEFINE_GUID(CLSID_IMsiServer,   0x000C101C,0x0000,0x0000,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x46);
 592 DEFINE_GUID(CLSID_IMsiServerX1, 0x000C103E,0x0000,0x0000,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x46);
 593 DEFINE_GUID(CLSID_IMsiServerX2, 0x000C1090,0x0000,0x0000,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x46);
 594 DEFINE_GUID(CLSID_IMsiServerX3, 0x000C1094,0x0000,0x0000,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x46);
 595
 596 DEFINE_GUID(CLSID_IMsiServerMessage, 0x000C101D,0x0000,0x0000,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x46);
 597
 598 DEFINE_GUID(CLSID_IWineMsiRemoteCustomAction,0xBA26E6FA,0x4F27,0x4f56,0x95,0x3A,0x3F,0x90,0x27,0x20,0x18,0xAA);
 599 DEFINE_GUID(CLSID_IWineMsiRemotePackage,0x902b3592,0x9d08,0x4dfd,0xa5,0x93,0xd0,0x7c,0x52,0x54,0x64,0x21);
 600
 601 /* handle unicode/ascii output in the Msi* API functions */
 602 typedef struct {
 603     BOOL unicode;
 604     union {
 605        LPSTR a;
 606        LPWSTR w;
 607     } str;
 608 } awstring;
 609
 610 typedef struct {
 611     BOOL unicode;
 612     union {
 613        LPCSTR a;
 614        LPCWSTR w;
 615     } str;
 616 } awcstring;
 617
 618 UINT msi_strcpy_to_awstring( LPCWSTR str, awstring *awbuf, DWORD *sz );
 619
 620 /* msi server interface */
 621 extern ITypeLib *get_msi_typelib( LPWSTR *path );
 622 extern HRESULT create_msi_custom_remote( IUnknown *pOuter, LPVOID *ppObj );
 623 extern HRESULT create_msi_remote_package( IUnknown *pOuter, LPVOID *ppObj );
 624 extern HRESULT create_msi_remote_database( IUnknown *pOuter, LPVOID *ppObj );
 625 extern IUnknown *msi_get_remote(MSIHANDLE handle);
 626
 627 /* handle functions */
 628 extern void *msihandle2msiinfo(MSIHANDLE handle, UINT type);
 629 extern MSIHANDLE alloc_msihandle( MSIOBJECTHDR * );
 630 extern MSIHANDLE alloc_msi_remote_handle( IUnknown *unk );
 631 extern void *alloc_msiobject(UINT type, UINT size, msihandledestructor destroy );
 632 extern void msiobj_addref(MSIOBJECTHDR *);
 633 extern int msiobj_release(MSIOBJECTHDR *);
 634 extern void msiobj_lock(MSIOBJECTHDR *);
 635 extern void msiobj_unlock(MSIOBJECTHDR *);
 636 extern void msi_free_handle_table(void);
 637
 638 extern void free_cached_tables( MSIDATABASE *db );
 639 extern void msi_free_transforms( MSIDATABASE *db );
 640 extern UINT MSI_CommitTables( MSIDATABASE *db );
 641
 642
 643 /* string table functions */
 644 enum StringPersistence
 645 {
 646     StringPersistent = 0,
 647     StringNonPersistent = 1
 648 };
 649
 650 extern BOOL msi_addstringW( string_table *st, UINT string_no, const WCHAR *data, int len, UINT refcount, enum StringPersistence persistence );
 651 extern UINT msi_id2stringW( const string_table *st, UINT string_no, LPWSTR buffer, UINT *sz );
 652 extern UINT msi_id2stringA( const string_table *st, UINT string_no, LPSTR buffer, UINT *sz );
 653
 654 extern UINT msi_string2idW( const string_table *st, LPCWSTR buffer, UINT *id );
 655 extern UINT msi_string2idA( const string_table *st, LPCSTR str, UINT *id );
 656 extern VOID msi_destroy_stringtable( string_table *st );
 657 extern UINT msi_strcmp( const string_table *st, UINT lval, UINT rval, UINT *res );
 658 extern const WCHAR *msi_string_lookup_id( const string_table *st, UINT id );
 659 extern HRESULT msi_init_string_table( IStorage *stg );
 660 extern string_table *msi_load_string_table( IStorage *stg, UINT *bytes_per_strref );
 661 extern UINT msi_save_string_table( const string_table *st, IStorage *storage );
 662
 663 extern BOOL TABLE_Exists( MSIDATABASE *db, LPCWSTR name );
 664 extern MSICONDITION MSI_DatabaseIsTablePersistent( MSIDATABASE *db, LPCWSTR table );
 665
 666 extern UINT read_raw_stream_data( MSIDATABASE *db, LPCWSTR stname,
 667                                   USHORT **pdata, UINT *psz );
 668 extern UINT read_stream_data( IStorage *stg, LPCWSTR stname, BOOL table,
 669                               BYTE **pdata, UINT *psz );
 670 extern UINT write_stream_data( IStorage *stg, LPCWSTR stname,
 671                                LPCVOID data, UINT sz, BOOL bTable );
 672
 673 /* transform functions */
 674 extern UINT msi_table_apply_transform( MSIDATABASE *db, IStorage *stg );
 675 extern UINT MSI_DatabaseApplyTransformW( MSIDATABASE *db,
 676                  LPCWSTR szTransformFile, int iErrorCond );
 677 extern void append_storage_to_db( MSIDATABASE *db, IStorage *stg );
 678
 679 /* action internals */
 680 extern UINT MSI_InstallPackage( MSIPACKAGE *, LPCWSTR, LPCWSTR );
 681 extern void ACTION_free_package_structures( MSIPACKAGE* );
 682 extern UINT ACTION_DialogBox( MSIPACKAGE*, LPCWSTR);
 683 extern UINT ACTION_ForceReboot(MSIPACKAGE *package);
 684 extern UINT MSI_Sequence( MSIPACKAGE *package, LPCWSTR szTable, INT iSequenceMode );
 685 extern UINT MSI_SetFeatureStates( MSIPACKAGE *package );
 686 extern UINT msi_parse_command_line( MSIPACKAGE *package, LPCWSTR szCommandLine );
 687
 688 /* record internals */
 689 extern UINT MSI_RecordSetIStream( MSIRECORD *, UINT, IStream *);
 690 extern UINT MSI_RecordGetIStream( MSIRECORD *, UINT, IStream **);
 691 extern const WCHAR *MSI_RecordGetString( const MSIRECORD *, UINT );
 692 extern MSIRECORD *MSI_CreateRecord( UINT );
 693 extern UINT MSI_RecordSetInteger( MSIRECORD *, UINT, int );
 694 extern UINT MSI_RecordSetStringW( MSIRECORD *, UINT, LPCWSTR );
 695 extern UINT MSI_RecordSetStringA( MSIRECORD *, UINT, LPCSTR );
 696 extern BOOL MSI_RecordIsNull( MSIRECORD *, UINT );
 697 extern UINT MSI_RecordGetStringW( MSIRECORD * , UINT, LPWSTR, LPDWORD);
 698 extern UINT MSI_RecordGetStringA( MSIRECORD *, UINT, LPSTR, LPDWORD);
 699 extern int MSI_RecordGetInteger( MSIRECORD *, UINT );
 700 extern UINT MSI_RecordReadStream( MSIRECORD *, UINT, char *, LPDWORD);
 701 extern UINT MSI_RecordGetFieldCount( const MSIRECORD *rec );
 702 extern UINT MSI_RecordSetStream( MSIRECORD *, UINT, IStream * );
 703 extern UINT MSI_RecordDataSize( MSIRECORD *, UINT );
 704 extern UINT MSI_RecordStreamToFile( MSIRECORD *, UINT, LPCWSTR );
 705 extern UINT MSI_RecordCopyField( MSIRECORD *, UINT, MSIRECORD *, UINT );
 706 extern MSIRECORD *MSI_CloneRecord( MSIRECORD * );
 707 extern BOOL MSI_RecordsAreEqual( MSIRECORD *, MSIRECORD * );
 708
 709 /* stream internals */
 710 extern UINT get_raw_stream( MSIHANDLE hdb, LPCWSTR stname, IStream **stm );
 711 extern UINT db_get_raw_stream( MSIDATABASE *db, LPCWSTR stname, IStream **stm );
 712 extern void enum_stream_names( IStorage *stg );
 713 extern BOOL decode_streamname(LPCWSTR in, LPWSTR out);
 714 extern LPWSTR encode_streamname(BOOL bTable, LPCWSTR in);
 715
 716 /* database internals */
 717 extern UINT MSI_OpenDatabaseW( LPCWSTR, LPCWSTR, MSIDATABASE ** );
 718 extern UINT MSI_DatabaseOpenViewW(MSIDATABASE *, LPCWSTR, MSIQUERY ** );
 719 extern UINT MSI_OpenQuery( MSIDATABASE *, MSIQUERY **, LPCWSTR, ... );
 720 typedef UINT (*record_func)( MSIRECORD *, LPVOID );
 721 extern UINT MSI_IterateRecords( MSIQUERY *, LPDWORD, record_func, LPVOID );
 722 extern MSIRECORD *MSI_QueryGetRecord( MSIDATABASE *db, LPCWSTR query, ... );
 723 extern UINT MSI_DatabaseImport( MSIDATABASE *, LPCWSTR, LPCWSTR );
 724 extern UINT MSI_DatabaseExport( MSIDATABASE *, LPCWSTR, LPCWSTR, LPCWSTR );
 725 extern UINT MSI_DatabaseGetPrimaryKeys( MSIDATABASE *, LPCWSTR, MSIRECORD ** );
 726
 727 /* view internals */
 728 extern UINT MSI_ViewExecute( MSIQUERY*, MSIRECORD * );
 729 extern UINT MSI_ViewFetch( MSIQUERY*, MSIRECORD ** );
 730 extern UINT MSI_ViewClose( MSIQUERY* );
 731 extern UINT MSI_ViewGetColumnInfo(MSIQUERY *, MSICOLINFO, MSIRECORD **);
 732 extern UINT MSI_ViewModify( MSIQUERY *, MSIMODIFY, MSIRECORD * );
 733 extern UINT VIEW_find_column( MSIVIEW *, LPCWSTR, UINT * );
 734 extern UINT msi_view_get_row(MSIDATABASE *, MSIVIEW *, UINT, MSIRECORD **);
 735
 736 /* install internals */
 737 extern UINT MSI_SetInstallLevel( MSIPACKAGE *package, int iInstallLevel );
 738
 739 /* package internals */
 740 extern MSIPACKAGE *MSI_CreatePackage( MSIDATABASE *, LPCWSTR );
 741 extern UINT MSI_OpenPackageW( LPCWSTR szPackage, MSIPACKAGE **pPackage );
 742 extern UINT MSI_SetTargetPathW( MSIPACKAGE *, LPCWSTR, LPCWSTR );
 743 extern UINT MSI_SetPropertyW( MSIPACKAGE *, LPCWSTR, LPCWSTR );
 744 extern INT MSI_ProcessMessage( MSIPACKAGE *, INSTALLMESSAGE, MSIRECORD * );
 745 extern UINT MSI_GetPropertyW( MSIPACKAGE *, LPCWSTR, LPWSTR, LPDWORD );
 746 extern UINT MSI_GetPropertyA(MSIPACKAGE *, LPCSTR, LPSTR, LPDWORD );
 747 extern MSICONDITION MSI_EvaluateConditionW( MSIPACKAGE *, LPCWSTR );
 748 extern UINT MSI_GetComponentStateW( MSIPACKAGE *, LPCWSTR, INSTALLSTATE *, INSTALLSTATE * );
 749 extern UINT MSI_GetFeatureStateW( MSIPACKAGE *, LPCWSTR, INSTALLSTATE *, INSTALLSTATE * );
 750 extern UINT WINAPI MSI_SetFeatureStateW(MSIPACKAGE*, LPCWSTR, INSTALLSTATE );
 751 extern LPCWSTR msi_download_file( LPCWSTR szUrl, LPWSTR filename );
 752 extern UINT msi_package_add_info(MSIPACKAGE *, DWORD, DWORD, LPCWSTR, LPWSTR);
 753 extern UINT msi_package_add_media_disk(MSIPACKAGE *, DWORD, DWORD, DWORD, LPWSTR, LPWSTR);
 754 extern UINT msi_clone_properties(MSIPACKAGE *);
 755
 756 /* for deformating */
 757 extern UINT MSI_FormatRecordW( MSIPACKAGE *, MSIRECORD *, LPWSTR, LPDWORD );
 758
 759 /* registry data encoding/decoding functions */
 760 extern BOOL unsquash_guid(LPCWSTR in, LPWSTR out);
 761 extern BOOL squash_guid(LPCWSTR in, LPWSTR out);
 762 extern BOOL encode_base85_guid(GUID *,LPWSTR);
 763 extern BOOL decode_base85_guid(LPCWSTR,GUID*);
 764 extern UINT MSIREG_OpenUninstallKey(LPCWSTR szProduct, HKEY* key, BOOL create);
 765 extern UINT MSIREG_DeleteUninstallKey(LPCWSTR szProduct);
 766 extern UINT MSIREG_OpenUserProductsKey(LPCWSTR szProduct, HKEY* key, BOOL create);
 767 extern UINT MSIREG_OpenUserPatchesKey(LPCWSTR szPatch, HKEY* key, BOOL create);
 768 extern UINT MSIREG_OpenFeaturesKey(LPCWSTR szProduct, HKEY* key, BOOL create);
 769 extern UINT MSIREG_OpenUserDataFeaturesKey(LPCWSTR szProduct, HKEY *key, BOOL create);
 770 extern UINT MSIREG_OpenUserComponentsKey(LPCWSTR szComponent, HKEY* key, BOOL create);
 771 extern UINT MSIREG_OpenLocalUserDataComponentKey(LPCWSTR szComponent, HKEY *key, BOOL create);
 772 extern UINT MSIREG_OpenUserDataComponentKey(LPCWSTR szComponent, HKEY *key, BOOL create);
 773 extern UINT MSIREG_OpenProductsKey(LPCWSTR szProduct, HKEY* key, BOOL create);
 774 extern UINT MSIREG_OpenPatchesKey(LPCWSTR szPatch, HKEY* key, BOOL create);
 775 extern UINT MSIREG_OpenUserDataProductKey(LPCWSTR szProduct, HKEY* key, BOOL create);
 776 extern UINT MSIREG_OpenLocalUserDataProductKey(LPCWSTR szProduct, HKEY* key, BOOL create);
 777 extern UINT MSIREG_OpenCurrentUserInstallProps(LPCWSTR szProduct, HKEY* key, BOOL create);
 778 extern UINT MSIREG_OpenLocalSystemInstallProps(LPCWSTR szProduct, HKEY* key, BOOL create);
 779 extern UINT MSIREG_OpenUserFeaturesKey(LPCWSTR szProduct, HKEY* key, BOOL create);
 780 extern UINT MSIREG_OpenUserComponentsKey(LPCWSTR szComponent, HKEY* key, BOOL create);
 781 extern UINT MSIREG_OpenUpgradeCodesKey(LPCWSTR szProduct, HKEY* key, BOOL create);
 782 extern UINT MSIREG_OpenUserUpgradeCodesKey(LPCWSTR szProduct, HKEY* key, BOOL create);
 783 extern UINT MSIREG_DeleteProductKey(LPCWSTR szProduct);
 784 extern UINT MSIREG_DeleteUserProductKey(LPCWSTR szProduct);
 785 extern UINT MSIREG_DeleteUserDataProductKey(LPCWSTR szProduct);
 786 extern UINT MSIREG_OpenLocalSystemProductKey(LPCWSTR szProductCode, HKEY *key, BOOL create);
 787 extern UINT MSIREG_OpenLocalSystemComponentKey(LPCWSTR szComponent, HKEY *key, BOOL create);
 788 extern UINT MSIREG_OpenLocalClassesProductKey(LPCWSTR szProductCode, HKEY *key, BOOL create);
 789 extern UINT MSIREG_OpenLocalClassesFeaturesKey(LPCWSTR szProductCode, HKEY *key, BOOL create);
 790 extern UINT MSIREG_OpenLocalManagedProductKey(LPCWSTR szProductCode, HKEY *key, BOOL create);
 791 extern UINT MSIREG_OpenManagedFeaturesKey(LPCWSTR szProductCode, HKEY *key, BOOL create);
 792 extern UINT MSIREG_OpenLocalUserDataFeaturesKey(LPCWSTR szProduct, HKEY *key, BOOL create);
 793 extern UINT MSIREG_DeleteUserFeaturesKey(LPCWSTR szProduct);
 794 extern UINT MSIREG_DeleteLocalUserDataComponentKey(LPCWSTR szComponent);
 795 extern UINT MSIREG_DeleteUserDataComponentKey(LPCWSTR szComponent);
 796 extern UINT MSIREG_DeleteUserUpgradeCodesKey(LPCWSTR szUpgradeCode);
 797 extern UINT MSIREG_OpenClassesUpgradeCodesKey(LPCWSTR szUpgradeCode, HKEY* key, BOOL create);
 798 extern UINT MSIREG_DeleteLocalClassesProductKey(LPCWSTR szProductCode);
 799 extern UINT MSIREG_DeleteLocalClassesFeaturesKey(LPCWSTR szProductCode);
 800
 801 extern LPWSTR msi_reg_get_val_str( HKEY hkey, LPCWSTR name );
 802 extern BOOL msi_reg_get_val_dword( HKEY hkey, LPCWSTR name, DWORD *val);
 803
 804 extern DWORD msi_version_str_to_dword(LPCWSTR p);
 805 extern LPWSTR msi_version_dword_to_str(DWORD version);
 806
 807 extern LONG msi_reg_set_val_str( HKEY hkey, LPCWSTR name, LPCWSTR value );
 808 extern LONG msi_reg_set_val_multi_str( HKEY hkey, LPCWSTR name, LPCWSTR value );
 809 extern LONG msi_reg_set_val_dword( HKEY hkey, LPCWSTR name, DWORD val );
 810 extern LONG msi_reg_set_subkey_val( HKEY hkey, LPCWSTR path, LPCWSTR name, LPCWSTR val );
 811
 812 /* msi dialog interface */
 813 typedef UINT (*msi_dialog_event_handler)( MSIPACKAGE*, LPCWSTR, LPCWSTR, msi_dialog* );
 814 extern msi_dialog *msi_dialog_create( MSIPACKAGE*, LPCWSTR, msi_dialog*, msi_dialog_event_handler );
 815 extern UINT msi_dialog_run_message_loop( msi_dialog* );
 816 extern void msi_dialog_end_dialog( msi_dialog* );
 817 extern void msi_dialog_check_messages( HANDLE );
 818 extern void msi_dialog_do_preview( msi_dialog* );
 819 extern void msi_dialog_destroy( msi_dialog* );
 820 extern BOOL msi_dialog_register_class( void );
 821 extern void msi_dialog_unregister_class( void );
 822 extern void msi_dialog_handle_event( msi_dialog*, LPCWSTR, LPCWSTR, MSIRECORD * );
 823 extern UINT msi_dialog_reset( msi_dialog *dialog );
 824 extern UINT msi_dialog_directorylist_up( msi_dialog *dialog );
 825 extern msi_dialog *msi_dialog_get_parent( msi_dialog *dialog );
 826 extern LPWSTR msi_dialog_get_name( msi_dialog *dialog );
 827 extern UINT msi_spawn_error_dialog( MSIPACKAGE*, LPWSTR, LPWSTR );
 828
 829 /* preview */
 830 extern MSIPREVIEW *MSI_EnableUIPreview( MSIDATABASE * );
 831 extern UINT MSI_PreviewDialogW( MSIPREVIEW *, LPCWSTR );
 832
 833 /* summary information */
 834 extern MSISUMMARYINFO *MSI_GetSummaryInformationW( IStorage *stg, UINT uiUpdateCount );
 835 extern LPWSTR msi_suminfo_dup_string( MSISUMMARYINFO *si, UINT uiProperty );
 836 extern LPWSTR msi_get_suminfo_product( IStorage *stg );
 837
 838 /* undocumented functions */
 839 UINT WINAPI MsiCreateAndVerifyInstallerDirectory( DWORD );
 840 UINT WINAPI MsiDecomposeDescriptorW( LPCWSTR, LPWSTR, LPWSTR, LPWSTR, LPDWORD );
 841 UINT WINAPI MsiDecomposeDescriptorA( LPCSTR, LPSTR, LPSTR, LPSTR, LPDWORD );
 842 LANGID WINAPI MsiLoadStringW( MSIHANDLE, UINT, LPWSTR, int, LANGID );
 843 LANGID WINAPI MsiLoadStringA( MSIHANDLE, UINT, LPSTR, int, LANGID );
 844
 845 /* UI globals */
 846 extern INSTALLUILEVEL gUILevel;
 847 extern HWND gUIhwnd;
 848 extern INSTALLUI_HANDLERA gUIHandlerA;
 849 extern INSTALLUI_HANDLERW gUIHandlerW;
 850 extern DWORD gUIFilter;
 851 extern LPVOID gUIContext;
 852 extern WCHAR gszLogFile[MAX_PATH];
 853 extern HINSTANCE msi_hInstance;
 854
 855 /* action related functions */
 856 extern UINT ACTION_PerformAction(MSIPACKAGE *package, const WCHAR *action, UINT script, BOOL force);
 857 extern UINT ACTION_PerformUIAction(MSIPACKAGE *package, const WCHAR *action, UINT script);
 858 extern void ACTION_FinishCustomActions( const MSIPACKAGE* package);
 859 extern UINT ACTION_CustomAction(MSIPACKAGE *package,const WCHAR *action, UINT script, BOOL execute);
 860
 861 static inline void msi_feature_set_state(MSIPACKAGE *package,
 862                                          MSIFEATURE *feature,
 863                                          INSTALLSTATE state)
 864 {
 865     if (!package->ProductCode)
 866     {
 867         feature->ActionRequest = state;
 868         feature->Action = state;
 869     }
 870     else if (state == INSTALLSTATE_ABSENT)
 871     {
 872         switch (feature->Installed)
 873         {
 874             case INSTALLSTATE_ABSENT:
 875                 feature->ActionRequest = INSTALLSTATE_UNKNOWN;
 876                 feature->Action = INSTALLSTATE_UNKNOWN;
 877                 break;
 878             default:
 879                 feature->ActionRequest = state;
 880                 feature->Action = state;
 881         }
 882     }
 883     else if (state == INSTALLSTATE_SOURCE)
 884     {
 885         switch (feature->Installed)
 886         {
 887             case INSTALLSTATE_ABSENT:
 888             case INSTALLSTATE_SOURCE:
 889                 feature->ActionRequest = state;
 890                 feature->Action = state;
 891                 break;
 892             case INSTALLSTATE_LOCAL:
 893                 feature->ActionRequest = INSTALLSTATE_LOCAL;
 894                 feature->Action = INSTALLSTATE_LOCAL;
 895                 break;
 896             default:
 897                 feature->ActionRequest = INSTALLSTATE_UNKNOWN;
 898                 feature->Action = INSTALLSTATE_UNKNOWN;
 899         }
 900     }
 901     else
 902     {
 903         feature->ActionRequest = state;
 904         feature->Action = state;
 905     }
 906 }
 907
 908 static inline void msi_component_set_state(MSIPACKAGE *package,
 909                                            MSICOMPONENT *comp,
 910                                            INSTALLSTATE state)
 911 {
 912     if (!package->ProductCode)
 913     {
 914         comp->ActionRequest = state;
 915         comp->Action = state;
 916     }
 917     else if (state == INSTALLSTATE_ABSENT)
 918     {
 919         switch (comp->Installed)
 920         {
 921             case INSTALLSTATE_LOCAL:
 922             case INSTALLSTATE_SOURCE:
 923             case INSTALLSTATE_DEFAULT:
 924                 comp->ActionRequest = state;
 925                 comp->Action = state;
 926                 break;
 927             default:
 928                 comp->ActionRequest = INSTALLSTATE_UNKNOWN;
 929                 comp->Action = INSTALLSTATE_UNKNOWN;
 930         }
 931     }
 932     else if (state == INSTALLSTATE_SOURCE)
 933     {
 934         if (comp->Installed == INSTALLSTATE_ABSENT ||
 935             (comp->Installed == INSTALLSTATE_SOURCE && comp->hasLocalFeature))
 936         {
 937             comp->ActionRequest = state;
 938             comp->Action = state;
 939         }
 940         else
 941         {
 942             comp->ActionRequest = INSTALLSTATE_UNKNOWN;
 943             comp->Action = INSTALLSTATE_UNKNOWN;
 944         }
 945     }
 946     else
 947     {
 948         comp->ActionRequest = state;
 949         comp->Action = state;
 950     }
 951 }
 952
 953 /* actions in other modules */
 954 extern UINT ACTION_AppSearch(MSIPACKAGE *package);
 955 extern UINT ACTION_CCPSearch(MSIPACKAGE *package);
 956 extern UINT ACTION_FindRelatedProducts(MSIPACKAGE *package);
 957 extern UINT ACTION_InstallFiles(MSIPACKAGE *package);
 958 extern UINT ACTION_RemoveFiles(MSIPACKAGE *package);
 959 extern UINT ACTION_DuplicateFiles(MSIPACKAGE *package);
 960 extern UINT ACTION_RegisterClassInfo(MSIPACKAGE *package);
 961 extern UINT ACTION_RegisterProgIdInfo(MSIPACKAGE *package);
 962 extern UINT ACTION_RegisterExtensionInfo(MSIPACKAGE *package);
 963 extern UINT ACTION_RegisterMIMEInfo(MSIPACKAGE *package);
 964 extern UINT ACTION_RegisterFonts(MSIPACKAGE *package);
 965
 966 /* Helpers */
 967 extern DWORD deformat_string(MSIPACKAGE *package, LPCWSTR ptr, WCHAR** data );
 968 extern LPWSTR msi_dup_record_field(MSIRECORD *row, INT index);
 969 extern LPWSTR msi_dup_property(MSIPACKAGE *package, LPCWSTR prop);
 970 extern int msi_get_property_int( MSIPACKAGE *package, LPCWSTR prop, int def );
 971 extern LPWSTR resolve_folder(MSIPACKAGE *package, LPCWSTR name, BOOL source,
 972                       BOOL set_prop, BOOL load_prop, MSIFOLDER **folder);
 973 extern LPWSTR resolve_file_source(MSIPACKAGE *package, MSIFILE *file);
 974 extern MSICOMPONENT *get_loaded_component( MSIPACKAGE* package, LPCWSTR Component );
 975 extern MSIFEATURE *get_loaded_feature( MSIPACKAGE* package, LPCWSTR Feature );
 976 extern MSIFILE *get_loaded_file( MSIPACKAGE* package, LPCWSTR file );
 977 extern MSIFOLDER *get_loaded_folder( MSIPACKAGE *package, LPCWSTR dir );
 978 extern void msi_reset_folders( MSIPACKAGE *package, BOOL source );
 979 extern int track_tempfile(MSIPACKAGE *package, LPCWSTR path);
 980 extern UINT schedule_action(MSIPACKAGE *package, UINT script, LPCWSTR action);
 981 extern void msi_free_action_script(MSIPACKAGE *package, UINT script);
 982 extern LPWSTR build_icon_path(MSIPACKAGE *, LPCWSTR);
 983 extern LPWSTR build_directory_name(DWORD , ...);
 984 extern BOOL create_full_pathW(const WCHAR *path);
 985 extern BOOL ACTION_VerifyComponentForAction(const MSICOMPONENT*, INSTALLSTATE);
 986 extern BOOL ACTION_VerifyFeatureForAction(const MSIFEATURE*, INSTALLSTATE);
 987 extern void reduce_to_longfilename(WCHAR*);
 988 extern void reduce_to_shortfilename(WCHAR*);
 989 extern LPWSTR create_component_advertise_string(MSIPACKAGE*, MSICOMPONENT*, LPCWSTR);
 990 extern void ACTION_UpdateComponentStates(MSIPACKAGE *package, LPCWSTR szFeature);
 991 extern UINT register_unique_action(MSIPACKAGE *, LPCWSTR);
 992 extern BOOL check_unique_action(const MSIPACKAGE *, LPCWSTR);
 993 extern WCHAR* generate_error_string(MSIPACKAGE *, UINT, DWORD, ... );
 994 extern UINT msi_create_component_directories( MSIPACKAGE *package );
 995 extern void msi_ui_error( DWORD msg_id, DWORD type );
 996 extern UINT msi_set_last_used_source(LPCWSTR product, LPCWSTR usersid,
 997                         MSIINSTALLCONTEXT context, DWORD options, LPCWSTR value);
 998
 999 /* media */
1000
1001 typedef BOOL (*PMSICABEXTRACTCB)(MSIPACKAGE *, LPCWSTR, DWORD, LPWSTR *, DWORD *, PVOID);
1002
1003 #define MSICABEXTRACT_BEGINEXTRACT  0x01
1004 #define MSICABEXTRACT_FILEEXTRACTED 0x02
1005
1006 typedef struct
1007 {
1008     MSIPACKAGE* package;
1009     MSIMEDIAINFO *mi;
1010     PMSICABEXTRACTCB cb;
1011     LPWSTR curfile;
1012     PVOID user;
1013 } MSICABDATA;
1014
1015 extern UINT ready_media(MSIPACKAGE *package, MSIFILE *file, MSIMEDIAINFO *mi);
1016 extern UINT msi_load_media_info(MSIPACKAGE *package, MSIFILE *file, MSIMEDIAINFO *mi);
1017 extern void msi_free_media_info(MSIMEDIAINFO *mi);
1018 extern BOOL msi_cabextract(MSIPACKAGE* package, MSIMEDIAINFO *mi, LPVOID data);
1019 extern UINT find_published_source(MSIPACKAGE *package, MSIMEDIAINFO *mi);
1020
1021 /* control event stuff */
1022 extern VOID ControlEvent_FireSubscribedEvent(MSIPACKAGE *package, LPCWSTR event,
1023                                       MSIRECORD *data);
1024 extern VOID ControlEvent_CleanupDialogSubscriptions(MSIPACKAGE *package, LPWSTR dialog);
1025 extern VOID ControlEvent_CleanupSubscriptions(MSIPACKAGE *package);
1026 extern VOID ControlEvent_SubscribeToEvent(MSIPACKAGE *package, msi_dialog *dialog,
1027                                       LPCWSTR event, LPCWSTR control, LPCWSTR attribute);
1028 extern VOID ControlEvent_UnSubscribeToEvent( MSIPACKAGE *package, LPCWSTR event,
1029                                       LPCWSTR control, LPCWSTR attribute );
1030
1031 /* OLE automation */
1032 extern HRESULT create_msiserver(IUnknown *pOuter, LPVOID *ppObj);
1033 extern HRESULT create_session(MSIHANDLE msiHandle, IDispatch *pInstaller, IDispatch **pDispatch);
1034 extern HRESULT load_type_info(IDispatch *iface, ITypeInfo **pptinfo, REFIID clsid, LCID lcid);
1035
1036 /* Scripting */
1037 extern DWORD call_script(MSIHANDLE hPackage, INT type, LPCWSTR script, LPCWSTR function, LPCWSTR action);
1038
1039 /* User Interface messages from the actions */
1040 extern void ui_progress(MSIPACKAGE *, int, int, int, int);
1041 extern void ui_actiondata(MSIPACKAGE *, LPCWSTR, MSIRECORD *);
1042
1043 /* string consts use a number of places  and defined in helpers.c*/
1044 extern const WCHAR cszSourceDir[];
1045 extern const WCHAR cszSOURCEDIR[];
1046 extern const WCHAR szProductCode[];
1047 extern const WCHAR cszRootDrive[];
1048 extern const WCHAR cszbs[];
1049
1050 /* memory allocation macro functions */
1051 static void *msi_alloc( size_t len ) __WINE_ALLOC_SIZE(1);
1052 static inline void *msi_alloc( size_t len )
1053 {
1054     return HeapAlloc( GetProcessHeap(), 0, len );
1055 }
1056
1057 static void *msi_alloc_zero( size_t len ) __WINE_ALLOC_SIZE(1);
1058 static inline void *msi_alloc_zero( size_t len )
1059 {
1060     return HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, len );
1061 }
1062
1063 static void *msi_realloc( void *mem, size_t len ) __WINE_ALLOC_SIZE(2);
1064 static inline void *msi_realloc( void *mem, size_t len )
1065 {
1066     return HeapReAlloc( GetProcessHeap(), 0, mem, len );
1067 }
1068
1069 static void *msi_realloc_zero( void *mem, size_t len ) __WINE_ALLOC_SIZE(2);
1070 static inline void *msi_realloc_zero( void *mem, size_t len )
1071 {
1072     return HeapReAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, mem, len );
1073 }
1074
1075 static inline BOOL msi_free( void *mem )
1076 {
1077     return HeapFree( GetProcessHeap(), 0, mem );
1078 }
1079
1080 static inline char *strdupWtoA( LPCWSTR str )
1081 {
1082     LPSTR ret = NULL;
1083     DWORD len;
1084
1085     if (!str) return ret;
1086     len = WideCharToMultiByte( CP_ACP, 0, str, -1, NULL, 0, NULL, NULL);
1087     ret = msi_alloc( len );
1088     if (ret)
1089         WideCharToMultiByte( CP_ACP, 0, str, -1, ret, len, NULL, NULL );
1090     return ret;
1091 }
1092
1093 static inline LPWSTR strdupAtoW( LPCSTR str )
1094 {
1095     LPWSTR ret = NULL;
1096     DWORD len;
1097
1098     if (!str) return ret;
1099     len = MultiByteToWideChar( CP_ACP, 0, str, -1, NULL, 0 );
1100     ret = msi_alloc( len * sizeof(WCHAR) );
1101     if (ret)
1102         MultiByteToWideChar( CP_ACP, 0, str, -1, ret, len );
1103     return ret;
1104 }
1105
1106 static inline LPWSTR strdupW( LPCWSTR src )
1107 {
1108     LPWSTR dest;
1109     if (!src) return NULL;
1110     dest = msi_alloc( (lstrlenW(src)+1)*sizeof(WCHAR) );
1111     if (dest)
1112         lstrcpyW(dest, src);
1113     return dest;
1114 }
1115
1116 #endif /* __WINE_MSI_PRIVATE__ */