dlls/msi/install.c

   1 /*
   2  * Implementation of the Microsoft Installer (msi.dll)
   3  *
   4  * Copyright 2005 Aric Stewart for CodeWeavers
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 /* Msi top level apis directly related to installs */
  22
  23 #define COBJMACROS
  24
  25 #include <stdarg.h>
  26
  27 #include "windef.h"
  28 #include "winbase.h"
  29 #include "winerror.h"
  30 #include "msi.h"
  31 #include "msidefs.h"
  32 #include "objbase.h"
  33 #include "oleauto.h"
  34
  35 #include "msipriv.h"
  36 #include "winemsi.h"
  37 #include "wine/debug.h"
  38 #include "wine/exception.h"
  39
  40 WINE_DEFAULT_DEBUG_CHANNEL(msi);
  41
  42 /***********************************************************************
  43  * MsiDoActionA       (MSI.@)
  44  */
  45 UINT WINAPI MsiDoActionA( MSIHANDLE hInstall, LPCSTR szAction )
  46 {
  47     LPWSTR szwAction;
  48     UINT ret;
  49
  50     TRACE("%s\n", debugstr_a(szAction));
  51
  52     szwAction = strdupAtoW(szAction);
  53     if (szAction && !szwAction)
  54         return ERROR_FUNCTION_FAILED;
  55
  56     ret = MsiDoActionW( hInstall, szwAction );
  57     msi_free( szwAction );
  58     return ret;
  59 }
  60
  61 /***********************************************************************
  62  * MsiDoActionW       (MSI.@)
  63  */
  64 UINT WINAPI MsiDoActionW( MSIHANDLE hInstall, LPCWSTR szAction )
  65 {
  66     MSIPACKAGE *package;
  67     UINT ret;
  68
  69     TRACE("%s\n",debugstr_w(szAction));
  70
  71     if (!szAction)
  72         return ERROR_INVALID_PARAMETER;
  73
  74     package = msihandle2msiinfo( hInstall, MSIHANDLETYPE_PACKAGE );
  75     if (!package)
  76     {
  77         MSIHANDLE remote;
  78
  79         if (!(remote = msi_get_remote(hInstall)))
  80             return ERROR_INVALID_HANDLE;
  81
  82         __TRY
  83         {
  84             ret = remote_DoAction(remote, szAction);
  85         }
  86         __EXCEPT(rpc_filter)
  87         {
  88             ret = GetExceptionCode();
  89         }
  90         __ENDTRY
  91
  92         return ret;
  93     }
  94
  95     ret = ACTION_PerformAction(package, szAction);
  96     msiobj_release( &package->hdr );
  97
  98     return ret;
  99 }
 100
 101 /***********************************************************************
 102  * MsiSequenceA       (MSI.@)
 103  */
 104 UINT WINAPI MsiSequenceA( MSIHANDLE hInstall, LPCSTR szTable, INT iSequenceMode )
 105 {
 106     LPWSTR szwTable;
 107     UINT ret;
 108
 109     TRACE("%s, %d\n", debugstr_a(szTable), iSequenceMode);
 110
 111     szwTable = strdupAtoW(szTable);
 112     if (szTable && !szwTable)
 113         return ERROR_FUNCTION_FAILED;
 114
 115     ret = MsiSequenceW( hInstall, szwTable, iSequenceMode );
 116     msi_free( szwTable );
 117     return ret;
 118 }
 119
 120 /***********************************************************************
 121  * MsiSequenceW       (MSI.@)
 122  */
 123 UINT WINAPI MsiSequenceW( MSIHANDLE hInstall, LPCWSTR szTable, INT iSequenceMode )
 124 {
 125     MSIPACKAGE *package;
 126     UINT ret;
 127
 128     TRACE("%s, %d\n", debugstr_w(szTable), iSequenceMode);
 129
 130     if (!szTable)
 131         return ERROR_INVALID_PARAMETER;
 132
 133     package = msihandle2msiinfo( hInstall, MSIHANDLETYPE_PACKAGE );
 134     if (!package)
 135     {
 136         MSIHANDLE remote;
 137
 138         if (!(remote = msi_get_remote(hInstall)))
 139             return ERROR_INVALID_HANDLE;
 140
 141         __TRY
 142         {
 143             ret = remote_Sequence(remote, szTable, iSequenceMode);
 144         }
 145         __EXCEPT(rpc_filter)
 146         {
 147             ret = GetExceptionCode();
 148         }
 149         __ENDTRY
 150
 151         return ret;
 152     }
 153     ret = MSI_Sequence( package, szTable );
 154     msiobj_release( &package->hdr );
 155     return ret;
 156 }
 157
 158 UINT msi_strcpy_to_awstring( const WCHAR *str, int len, awstring *awbuf, DWORD *sz )
 159 {
 160     UINT r = ERROR_SUCCESS;
 161
 162     if (awbuf->str.w && !sz)
 163         return ERROR_INVALID_PARAMETER;
 164     if (!sz)
 165         return ERROR_SUCCESS;
 166
 167     if (len < 0) len = lstrlenW( str );
 168
 169     if (awbuf->unicode && awbuf->str.w)
 170     {
 171         memcpy( awbuf->str.w, str, min(len + 1, *sz) * sizeof(WCHAR) );
 172         if (*sz && len >= *sz)
 173             awbuf->str.w[*sz - 1] = 0;
 174     }
 175     else
 176     {
 177         int lenA = WideCharToMultiByte( CP_ACP, 0, str, len + 1, NULL, 0, NULL, NULL );
 178         if (lenA) lenA--;
 179         WideCharToMultiByte( CP_ACP, 0, str, len + 1, awbuf->str.a, *sz, NULL, NULL );
 180         if (awbuf->str.a && *sz && lenA >= *sz)
 181             awbuf->str.a[*sz - 1] = 0;
 182         len = lenA;
 183     }
 184     if (awbuf->str.w && len >= *sz)
 185         r = ERROR_MORE_DATA;
 186     *sz = len;
 187     return r;
 188 }
 189
 190 UINT msi_strncpyWtoA(const WCHAR *str, int lenW, char *buf, DWORD *sz, BOOL remote)
 191 {
 192     UINT r = ERROR_SUCCESS;
 193     DWORD lenA;
 194
 195     if (!sz)
 196         return buf ? ERROR_INVALID_PARAMETER : ERROR_SUCCESS;
 197
 198     if (lenW < 0) lenW = lstrlenW(str);
 199     lenA = WideCharToMultiByte(CP_ACP, 0, str, lenW + 1, NULL, 0, NULL, NULL);
 200     WideCharToMultiByte(CP_ACP, 0, str, lenW + 1, buf, *sz, NULL, NULL);
 201     lenA--;
 202     if (buf && lenA >= *sz)
 203     {
 204         if (*sz) buf[*sz - 1] = 0;
 205         r = ERROR_MORE_DATA;
 206     }
 207     if (remote && lenA >= *sz)
 208         lenA *= 2;
 209     *sz = lenA;
 210     return r;
 211 }
 212
 213 UINT msi_strncpyW(const WCHAR *str, int len, WCHAR *buf, DWORD *sz)
 214 {
 215     UINT r = ERROR_SUCCESS;
 216
 217     if (!sz)
 218         return buf ? ERROR_INVALID_PARAMETER : ERROR_SUCCESS;
 219
 220     if (len < 0) len = lstrlenW(str);
 221     if (buf)
 222         memcpy(buf, str, min(len + 1, *sz) * sizeof(WCHAR));
 223     if (buf && len >= *sz)
 224     {
 225         if (*sz) buf[*sz - 1] = 0;
 226         r = ERROR_MORE_DATA;
 227     }
 228     *sz = len;
 229     return r;
 230 }
 231
 232 const WCHAR *msi_get_target_folder( MSIPACKAGE *package, const WCHAR *name )
 233 {
 234     MSIFOLDER *folder = msi_get_loaded_folder( package, name );
 235
 236     if (!folder) return NULL;
 237     if (!folder->ResolvedTarget)
 238     {
 239         MSIFOLDER *parent = folder;
 240         while (parent->Parent && wcscmp( parent->Parent, parent->Directory ))
 241         {
 242             parent = msi_get_loaded_folder( package, parent->Parent );
 243         }
 244         msi_resolve_target_folder( package, parent->Directory, TRUE );
 245     }
 246     return folder->ResolvedTarget;
 247 }
 248
 249 /***********************************************************************
 250  * MsiGetTargetPathA        (MSI.@)
 251  */
 252 UINT WINAPI MsiGetTargetPathA(MSIHANDLE hinst, const char *folder, char *buf, DWORD *sz)
 253 {
 254     MSIPACKAGE *package;
 255     const WCHAR *path;
 256     WCHAR *folderW;
 257     UINT r;
 258
 259     TRACE("%s %p %p\n", debugstr_a(folder), buf, sz);
 260
 261     if (!folder)
 262         return ERROR_INVALID_PARAMETER;
 263
 264     if (!(folderW = strdupAtoW(folder)))
 265         return ERROR_OUTOFMEMORY;
 266
 267     package = msihandle2msiinfo(hinst, MSIHANDLETYPE_PACKAGE);
 268     if (!package)
 269     {
 270         WCHAR *path = NULL;
 271         MSIHANDLE remote;
 272
 273         if (!(remote = msi_get_remote(hinst)))
 274         {
 275             free(folderW);
 276             return ERROR_INVALID_HANDLE;
 277         }
 278
 279         __TRY
 280         {
 281             r = remote_GetTargetPath(remote, folderW, &path);
 282         }
 283         __EXCEPT(rpc_filter)
 284         {
 285             r = GetExceptionCode();
 286         }
 287         __ENDTRY
 288
 289         if (!r)
 290             r = msi_strncpyWtoA(path, -1, buf, sz, TRUE);
 291
 292         midl_user_free(path);
 293         free(folderW);
 294         return r;
 295     }
 296
 297     path = msi_get_target_folder(package, folderW);
 298     if (path)
 299         r = msi_strncpyWtoA(path, -1, buf, sz, FALSE);
 300     else
 301         r = ERROR_DIRECTORY;
 302
 303     free(folderW);
 304     msiobj_release(&package->hdr);
 305     return r;
 306 }
 307
 308 /***********************************************************************
 309  * MsiGetTargetPathW        (MSI.@)
 310  */
 311 UINT WINAPI MsiGetTargetPathW(MSIHANDLE hinst, const WCHAR *folder, WCHAR *buf, DWORD *sz)
 312 {
 313     MSIPACKAGE *package;
 314     const WCHAR *path;
 315     UINT r;
 316
 317     TRACE("%s %p %p\n", debugstr_w(folder), buf, sz);
 318
 319     if (!folder)
 320         return ERROR_INVALID_PARAMETER;
 321
 322     package = msihandle2msiinfo(hinst, MSIHANDLETYPE_PACKAGE);
 323     if (!package)
 324     {
 325         WCHAR *path = NULL;
 326         MSIHANDLE remote;
 327
 328         if (!(remote = msi_get_remote(hinst)))
 329             return ERROR_INVALID_HANDLE;
 330
 331         __TRY
 332         {
 333             r = remote_GetTargetPath(remote, folder, &path);
 334         }
 335         __EXCEPT(rpc_filter)
 336         {
 337             r = GetExceptionCode();
 338         }
 339         __ENDTRY
 340
 341         if (!r)
 342             r = msi_strncpyW(path, -1, buf, sz);
 343
 344         midl_user_free(path);
 345         return r;
 346     }
 347
 348     path = msi_get_target_folder(package, folder);
 349     if (path)
 350         r = msi_strncpyW(path, -1, buf, sz);
 351     else
 352         r = ERROR_DIRECTORY;
 353
 354     msiobj_release(&package->hdr);
 355     return r;
 356 }
 357
 358 static WCHAR *get_source_root( MSIPACKAGE *package )
 359 {
 360     msi_set_sourcedir_props( package, FALSE );
 361     return msi_dup_property( package->db, L"SourceDir" );
 362 }
 363
 364 WCHAR *msi_resolve_source_folder( MSIPACKAGE *package, const WCHAR *name, MSIFOLDER **folder )
 365 {
 366     MSIFOLDER *f;
 367     LPWSTR p, path = NULL, parent;
 368
 369     TRACE("working to resolve %s\n", debugstr_w(name));
 370
 371     if (!wcscmp( name, L"SourceDir" )) name = L"TARGETDIR";
 372     if (!(f = msi_get_loaded_folder( package, name ))) return NULL;
 373
 374     /* special resolving for root dir */
 375     if (!wcscmp( name, L"TARGETDIR" ) && !f->ResolvedSource)
 376     {
 377         f->ResolvedSource = get_source_root( package );
 378     }
 379     if (folder) *folder = f;
 380     if (f->ResolvedSource)
 381     {
 382         path = strdupW( f->ResolvedSource );
 383         TRACE("   already resolved to %s\n", debugstr_w(path));
 384         return path;
 385     }
 386     if (!f->Parent) return path;
 387     parent = f->Parent;
 388     TRACE(" ! parent is %s\n", debugstr_w(parent));
 389
 390     p = msi_resolve_source_folder( package, parent, NULL );
 391
 392     if (package->WordCount & msidbSumInfoSourceTypeCompressed)
 393         path = get_source_root( package );
 394     else if (package->WordCount & msidbSumInfoSourceTypeSFN)
 395         path = msi_build_directory_name( 3, p, f->SourceShortPath, NULL );
 396     else
 397         path = msi_build_directory_name( 3, p, f->SourceLongPath, NULL );
 398
 399     TRACE("-> %s\n", debugstr_w(path));
 400     f->ResolvedSource = strdupW( path );
 401     msi_free( p );
 402
 403     return path;
 404 }
 405
 406 /***********************************************************************
 407  * MsiGetSourcePathA     (MSI.@)
 408  */
 409 UINT WINAPI MsiGetSourcePathA(MSIHANDLE hinst, const char *folder, char *buf, DWORD *sz)
 410 {
 411     MSIPACKAGE *package;
 412     WCHAR *path, *folderW;
 413     UINT r;
 414
 415     TRACE("%s %p %p\n", debugstr_a(folder), buf, sz);
 416
 417     if (!folder)
 418         return ERROR_INVALID_PARAMETER;
 419
 420     if (!(folderW = strdupAtoW(folder)))
 421         return ERROR_OUTOFMEMORY;
 422
 423     package = msihandle2msiinfo(hinst, MSIHANDLETYPE_PACKAGE);
 424     if (!package)
 425     {
 426         WCHAR *path = NULL;
 427         MSIHANDLE remote;
 428
 429         if (!(remote = msi_get_remote(hinst)))
 430         {
 431             free(folderW);
 432             return ERROR_INVALID_HANDLE;
 433         }
 434
 435         __TRY
 436         {
 437             r = remote_GetSourcePath(remote, folderW, &path);
 438         }
 439         __EXCEPT(rpc_filter)
 440         {
 441             r = GetExceptionCode();
 442         }
 443         __ENDTRY
 444
 445         if (!r)
 446             r = msi_strncpyWtoA(path, -1, buf, sz, TRUE);
 447
 448         midl_user_free(path);
 449         free(folderW);
 450         return r;
 451     }
 452
 453     path = msi_resolve_source_folder(package, folderW, NULL);
 454     if (path)
 455         r = msi_strncpyWtoA(path, -1, buf, sz, FALSE);
 456     else
 457         r = ERROR_DIRECTORY;
 458
 459     free(path);
 460     free(folderW);
 461     msiobj_release(&package->hdr);
 462     return r;
 463 }
 464
 465 /***********************************************************************
 466  * MsiGetSourcePathW     (MSI.@)
 467  */
 468 UINT WINAPI MsiGetSourcePathW(MSIHANDLE hinst, const WCHAR *folder, WCHAR *buf, DWORD *sz)
 469 {
 470     MSIPACKAGE *package;
 471     WCHAR *path;
 472     UINT r;
 473
 474     TRACE("%s %p %p\n", debugstr_w(folder), buf, sz);
 475
 476     if (!folder)
 477         return ERROR_INVALID_PARAMETER;
 478
 479     package = msihandle2msiinfo(hinst, MSIHANDLETYPE_PACKAGE);
 480     if (!package)
 481     {
 482         WCHAR *path = NULL;
 483         MSIHANDLE remote;
 484
 485         if (!(remote = msi_get_remote(hinst)))
 486             return ERROR_INVALID_HANDLE;
 487
 488         __TRY
 489         {
 490             r = remote_GetSourcePath(remote, folder, &path);
 491         }
 492         __EXCEPT(rpc_filter)
 493         {
 494             r = GetExceptionCode();
 495         }
 496         __ENDTRY
 497
 498         if (!r)
 499             r = msi_strncpyW(path, -1, buf, sz);
 500
 501         midl_user_free(path);
 502         return r;
 503     }
 504
 505     path = msi_resolve_source_folder(package, folder, NULL);
 506     if (path)
 507         r = msi_strncpyW(path, -1, buf, sz);
 508     else
 509         r = ERROR_DIRECTORY;
 510
 511     free(path);
 512     msiobj_release(&package->hdr);
 513     return r;
 514 }
 515
 516 /***********************************************************************
 517  * MsiSetTargetPathA  (MSI.@)
 518  */
 519 UINT WINAPI MsiSetTargetPathA( MSIHANDLE hInstall, LPCSTR szFolder,
 520                                LPCSTR szFolderPath )
 521 {
 522     LPWSTR szwFolder = NULL, szwFolderPath = NULL;
 523     UINT rc = ERROR_OUTOFMEMORY;
 524
 525     if ( !szFolder || !szFolderPath )
 526         return ERROR_INVALID_PARAMETER;
 527
 528     szwFolder = strdupAtoW(szFolder);
 529     szwFolderPath = strdupAtoW(szFolderPath);
 530     if (!szwFolder || !szwFolderPath)
 531         goto end;
 532
 533     rc = MsiSetTargetPathW( hInstall, szwFolder, szwFolderPath );
 534
 535 end:
 536     msi_free(szwFolder);
 537     msi_free(szwFolderPath);
 538
 539     return rc;
 540 }
 541
 542 static void set_target_path( MSIPACKAGE *package, MSIFOLDER *folder, const WCHAR *path )
 543 {
 544     FolderList *fl;
 545     MSIFOLDER *child;
 546     WCHAR *target_path;
 547
 548     if (!(target_path = msi_normalize_path( path ))) return;
 549     if (wcscmp( target_path, folder->ResolvedTarget ))
 550     {
 551         msi_free( folder->ResolvedTarget );
 552         folder->ResolvedTarget = target_path;
 553         msi_set_property( package->db, folder->Directory, folder->ResolvedTarget, -1 );
 554
 555         LIST_FOR_EACH_ENTRY( fl, &folder->children, FolderList, entry )
 556         {
 557             child = fl->folder;
 558             msi_resolve_target_folder( package, child->Directory, FALSE );
 559         }
 560     }
 561     else msi_free( target_path );
 562 }
 563
 564 UINT MSI_SetTargetPathW( MSIPACKAGE *package, LPCWSTR szFolder, LPCWSTR szFolderPath )
 565 {
 566     DWORD attrib;
 567     MSIFOLDER *folder;
 568     MSIFILE *file;
 569
 570     TRACE("%p %s %s\n", package, debugstr_w(szFolder), debugstr_w(szFolderPath));
 571
 572     attrib = msi_get_file_attributes( package, szFolderPath );
 573     /* native MSI tests writeability by making temporary files at each drive */
 574     if (attrib != INVALID_FILE_ATTRIBUTES &&
 575         (attrib & FILE_ATTRIBUTE_OFFLINE || attrib & FILE_ATTRIBUTE_READONLY))
 576     {
 577         return ERROR_FUNCTION_FAILED;
 578     }
 579     if (!(folder = msi_get_loaded_folder( package, szFolder ))) return ERROR_DIRECTORY;
 580
 581     set_target_path( package, folder, szFolderPath );
 582
 583     LIST_FOR_EACH_ENTRY( file, &package->files, MSIFILE, entry )
 584     {
 585         const WCHAR *dir;
 586         MSICOMPONENT *comp = file->Component;
 587
 588         if (!comp->Enabled || msi_is_global_assembly( comp )) continue;
 589
 590         dir = msi_get_target_folder( package, comp->Directory );
 591         msi_free( file->TargetPath );
 592         file->TargetPath = msi_build_directory_name( 2, dir, file->FileName );
 593     }
 594     return ERROR_SUCCESS;
 595 }
 596
 597 /***********************************************************************
 598  * MsiSetTargetPathW  (MSI.@)
 599  */
 600 UINT WINAPI MsiSetTargetPathW(MSIHANDLE hInstall, LPCWSTR szFolder,
 601                              LPCWSTR szFolderPath)
 602 {
 603     MSIPACKAGE *package;
 604     UINT ret;
 605
 606     TRACE("%s %s\n",debugstr_w(szFolder),debugstr_w(szFolderPath));
 607
 608     if ( !szFolder || !szFolderPath )
 609         return ERROR_INVALID_PARAMETER;
 610
 611     package = msihandle2msiinfo(hInstall, MSIHANDLETYPE_PACKAGE);
 612     if (!package)
 613     {
 614         MSIHANDLE remote;
 615
 616         if (!(remote = msi_get_remote(hInstall)))
 617             return ERROR_INVALID_HANDLE;
 618
 619         __TRY
 620         {
 621             ret = remote_SetTargetPath(remote, szFolder, szFolderPath);
 622         }
 623         __EXCEPT(rpc_filter)
 624         {
 625             ret = GetExceptionCode();
 626         }
 627         __ENDTRY
 628
 629         return ret;
 630     }
 631
 632     ret = MSI_SetTargetPathW( package, szFolder, szFolderPath );
 633     msiobj_release( &package->hdr );
 634     return ret;
 635 }
 636
 637 /***********************************************************************
 638  *           MsiGetMode    (MSI.@)
 639  *
 640  * Returns an internal installer state (if it is running in a mode iRunMode)
 641  *
 642  * PARAMS
 643  *   hInstall    [I]  Handle to the installation
 644  *   hRunMode    [I]  Checking run mode
 645  *        MSIRUNMODE_ADMIN             Administrative mode
 646  *        MSIRUNMODE_ADVERTISE         Advertisement mode
 647  *        MSIRUNMODE_MAINTENANCE       Maintenance mode
 648  *        MSIRUNMODE_ROLLBACKENABLED   Rollback is enabled
 649  *        MSIRUNMODE_LOGENABLED        Log file is writing
 650  *        MSIRUNMODE_OPERATIONS        Operations in progress??
 651  *        MSIRUNMODE_REBOOTATEND       We need to reboot after installation completed
 652  *        MSIRUNMODE_REBOOTNOW         We need to reboot to continue the installation
 653  *        MSIRUNMODE_CABINET           Files from cabinet are installed
 654  *        MSIRUNMODE_SOURCESHORTNAMES  Long names in source files is suppressed
 655  *        MSIRUNMODE_TARGETSHORTNAMES  Long names in destination files is suppressed
 656  *        MSIRUNMODE_RESERVED11        Reserved
 657  *        MSIRUNMODE_WINDOWS9X         Running under Windows95/98
 658  *        MSIRUNMODE_ZAWENABLED        Demand installation is supported
 659  *        MSIRUNMODE_RESERVED14        Reserved
 660  *        MSIRUNMODE_RESERVED15        Reserved
 661  *        MSIRUNMODE_SCHEDULED         called from install script
 662  *        MSIRUNMODE_ROLLBACK          called from rollback script
 663  *        MSIRUNMODE_COMMIT            called from commit script
 664  *
 665  * RETURNS
 666  *    In the state: TRUE
 667  *    Not in the state: FALSE
 668  *
 669  */
 670 BOOL WINAPI MsiGetMode(MSIHANDLE hInstall, MSIRUNMODE iRunMode)
 671 {
 672     MSIPACKAGE *package;
 673     BOOL r = FALSE;
 674
 675     TRACE( "%lu, %d\n", hInstall, iRunMode );
 676
 677     package = msihandle2msiinfo(hInstall, MSIHANDLETYPE_PACKAGE);
 678     if (!package)
 679     {
 680         MSIHANDLE remote;
 681
 682         if (!(remote = msi_get_remote(hInstall)))
 683             return FALSE;
 684
 685         __TRY
 686         {
 687             r = remote_GetMode(remote, iRunMode);
 688         }
 689         __EXCEPT(rpc_filter)
 690         {
 691             r = FALSE;
 692         }
 693         __ENDTRY
 694
 695         return r;
 696     }
 697
 698     switch (iRunMode)
 699     {
 700     case MSIRUNMODE_ADMIN:
 701         FIXME("no support for administrative installs\n");
 702         break;
 703
 704     case MSIRUNMODE_ADVERTISE:
 705         FIXME("no support for advertised installs\n");
 706         break;
 707
 708     case MSIRUNMODE_WINDOWS9X:
 709         if (GetVersion() & 0x80000000)
 710             r = TRUE;
 711         break;
 712
 713     case MSIRUNMODE_OPERATIONS:
 714     case MSIRUNMODE_RESERVED11:
 715     case MSIRUNMODE_RESERVED14:
 716     case MSIRUNMODE_RESERVED15:
 717         break;
 718
 719     case MSIRUNMODE_SCHEDULED:
 720         r = package->scheduled_action_running;
 721         break;
 722
 723     case MSIRUNMODE_ROLLBACK:
 724         r = package->rollback_action_running;
 725         break;
 726
 727     case MSIRUNMODE_COMMIT:
 728         r = package->commit_action_running;
 729         break;
 730
 731     case MSIRUNMODE_MAINTENANCE:
 732         r = msi_get_property_int( package->db, L"Installed", 0 ) != 0;
 733         break;
 734
 735     case MSIRUNMODE_ROLLBACKENABLED:
 736         r = msi_get_property_int( package->db, L"RollbackDisabled", 0 ) == 0;
 737         break;
 738
 739     case MSIRUNMODE_REBOOTATEND:
 740         r = package->need_reboot_at_end;
 741         break;
 742
 743     case MSIRUNMODE_REBOOTNOW:
 744         r = package->need_reboot_now;
 745         break;
 746
 747     case MSIRUNMODE_LOGENABLED:
 748         r = (package->log_file != INVALID_HANDLE_VALUE);
 749         break;
 750
 751     default:
 752         FIXME("unimplemented run mode: %d\n", iRunMode);
 753         r = TRUE;
 754     }
 755
 756     msiobj_release( &package->hdr );
 757     return r;
 758 }
 759
 760 /***********************************************************************
 761  *           MsiSetMode    (MSI.@)
 762  */
 763 UINT WINAPI MsiSetMode(MSIHANDLE hInstall, MSIRUNMODE iRunMode, BOOL fState)
 764 {
 765     MSIPACKAGE *package;
 766     UINT r;
 767
 768     TRACE( "%lu, %d, %d\n", hInstall, iRunMode, fState );
 769
 770     package = msihandle2msiinfo( hInstall, MSIHANDLETYPE_PACKAGE );
 771     if (!package)
 772     {
 773         MSIHANDLE remote;
 774
 775         if (!(remote = msi_get_remote(hInstall)))
 776             return FALSE;
 777
 778         __TRY
 779         {
 780             r = remote_SetMode(remote, iRunMode, fState);
 781         }
 782         __EXCEPT(rpc_filter)
 783         {
 784             r = GetExceptionCode();
 785         }
 786         __ENDTRY
 787
 788         return r;
 789     }
 790
 791     switch (iRunMode)
 792     {
 793     case MSIRUNMODE_REBOOTATEND:
 794         package->need_reboot_at_end = (fState != 0);
 795         r = ERROR_SUCCESS;
 796         break;
 797
 798     case MSIRUNMODE_REBOOTNOW:
 799         package->need_reboot_now = (fState != 0);
 800         r = ERROR_SUCCESS;
 801         break;
 802
 803     default:
 804         r = ERROR_ACCESS_DENIED;
 805     }
 806
 807     msiobj_release( &package->hdr );
 808     return r;
 809 }
 810
 811 /***********************************************************************
 812  * MsiSetFeatureStateA (MSI.@)
 813  *
 814  * According to the docs, when this is called it immediately recalculates
 815  * all the component states as well
 816  */
 817 UINT WINAPI MsiSetFeatureStateA(MSIHANDLE hInstall, LPCSTR szFeature,
 818                                 INSTALLSTATE iState)
 819 {
 820     LPWSTR szwFeature = NULL;
 821     UINT rc;
 822
 823     szwFeature = strdupAtoW(szFeature);
 824
 825     rc = MsiSetFeatureStateW(hInstall,szwFeature, iState);
 826
 827     msi_free(szwFeature);
 828
 829     return rc;
 830 }
 831
 832 /* update component state based on a feature change */
 833 void ACTION_UpdateComponentStates( MSIPACKAGE *package, MSIFEATURE *feature )
 834 {
 835     INSTALLSTATE newstate;
 836     ComponentList *cl;
 837
 838     newstate = feature->ActionRequest;
 839     if (newstate == INSTALLSTATE_ABSENT) newstate = INSTALLSTATE_UNKNOWN;
 840
 841     LIST_FOR_EACH_ENTRY(cl, &feature->Components, ComponentList, entry)
 842     {
 843         MSICOMPONENT *component = cl->component;
 844
 845         if (!component->Enabled) continue;
 846
 847         TRACE("Modifying (%d): Component %s (Installed %d, Action %d, Request %d)\n",
 848             newstate, debugstr_w(component->Component), component->Installed,
 849             component->Action, component->ActionRequest);
 850
 851         if (newstate == INSTALLSTATE_LOCAL)
 852         {
 853             component->Action = INSTALLSTATE_LOCAL;
 854             component->ActionRequest = INSTALLSTATE_LOCAL;
 855         }
 856         else
 857         {
 858             ComponentList *clist;
 859             MSIFEATURE *f;
 860
 861             component->hasLocalFeature = FALSE;
 862
 863             component->Action = newstate;
 864             component->ActionRequest = newstate;
 865             /* if any other feature wants it local we need to set it local */
 866             LIST_FOR_EACH_ENTRY(f, &package->features, MSIFEATURE, entry)
 867             {
 868                 if ( f->ActionRequest != INSTALLSTATE_LOCAL &&
 869                      f->ActionRequest != INSTALLSTATE_SOURCE )
 870                 {
 871                     continue;
 872                 }
 873                 LIST_FOR_EACH_ENTRY(clist, &f->Components, ComponentList, entry)
 874                 {
 875                     if (clist->component == component &&
 876                         (f->ActionRequest == INSTALLSTATE_LOCAL ||
 877                          f->ActionRequest == INSTALLSTATE_SOURCE))
 878                     {
 879                         TRACE("Saved by %s\n", debugstr_w(f->Feature));
 880                         component->hasLocalFeature = TRUE;
 881
 882                         if (component->Attributes & msidbComponentAttributesOptional)
 883                         {
 884                             if (f->Attributes & msidbFeatureAttributesFavorSource)
 885                             {
 886                                 component->Action = INSTALLSTATE_SOURCE;
 887                                 component->ActionRequest = INSTALLSTATE_SOURCE;
 888                             }
 889                             else
 890                             {
 891                                 component->Action = INSTALLSTATE_LOCAL;
 892                                 component->ActionRequest = INSTALLSTATE_LOCAL;
 893                             }
 894                         }
 895                         else if (component->Attributes & msidbComponentAttributesSourceOnly)
 896                         {
 897                             component->Action = INSTALLSTATE_SOURCE;
 898                             component->ActionRequest = INSTALLSTATE_SOURCE;
 899                         }
 900                         else
 901                         {
 902                             component->Action = INSTALLSTATE_LOCAL;
 903                             component->ActionRequest = INSTALLSTATE_LOCAL;
 904                         }
 905                     }
 906                 }
 907             }
 908         }
 909         TRACE("Result (%d): Component %s (Installed %d, Action %d, Request %d)\n",
 910             newstate, debugstr_w(component->Component), component->Installed,
 911             component->Action, component->ActionRequest);
 912     }
 913 }
 914
 915 UINT MSI_SetFeatureStateW( MSIPACKAGE *package, LPCWSTR szFeature, INSTALLSTATE iState )
 916 {
 917     UINT rc = ERROR_SUCCESS;
 918     MSIFEATURE *feature, *child;
 919
 920     TRACE("%s %i\n", debugstr_w(szFeature), iState);
 921
 922     feature = msi_get_loaded_feature( package, szFeature );
 923     if (!feature)
 924         return ERROR_UNKNOWN_FEATURE;
 925
 926     if (iState == INSTALLSTATE_ADVERTISED &&
 927         feature->Attributes & msidbFeatureAttributesDisallowAdvertise)
 928         return ERROR_FUNCTION_FAILED;
 929
 930     feature->ActionRequest = iState;
 931
 932     ACTION_UpdateComponentStates( package, feature );
 933
 934     /* update all the features that are children of this feature */
 935     LIST_FOR_EACH_ENTRY( child, &package->features, MSIFEATURE, entry )
 936     {
 937         if (child->Feature_Parent && !wcscmp( szFeature, child->Feature_Parent ))
 938             MSI_SetFeatureStateW(package, child->Feature, iState);
 939     }
 940
 941     return rc;
 942 }
 943
 944 /***********************************************************************
 945  * MsiSetFeatureStateW (MSI.@)
 946  */
 947 UINT WINAPI MsiSetFeatureStateW(MSIHANDLE hInstall, LPCWSTR szFeature,
 948                                 INSTALLSTATE iState)
 949 {
 950     MSIPACKAGE* package;
 951     UINT rc = ERROR_SUCCESS;
 952
 953     TRACE("%s %i\n",debugstr_w(szFeature), iState);
 954
 955     if (!szFeature)
 956         return ERROR_UNKNOWN_FEATURE;
 957
 958     package = msihandle2msiinfo(hInstall, MSIHANDLETYPE_PACKAGE);
 959     if (!package)
 960     {
 961         MSIHANDLE remote;
 962
 963         if (!(remote = msi_get_remote(hInstall)))
 964             return ERROR_INVALID_HANDLE;
 965
 966         __TRY
 967         {
 968             rc = remote_SetFeatureState(remote, szFeature, iState);
 969         }
 970         __EXCEPT(rpc_filter)
 971         {
 972             rc = GetExceptionCode();
 973         }
 974         __ENDTRY
 975
 976         return rc;
 977     }
 978
 979     rc = MSI_SetFeatureStateW(package,szFeature,iState);
 980
 981     msiobj_release( &package->hdr );
 982     return rc;
 983 }
 984
 985 /***********************************************************************
 986 * MsiSetFeatureAttributesA   (MSI.@)
 987 */
 988 UINT WINAPI MsiSetFeatureAttributesA( MSIHANDLE handle, LPCSTR feature, DWORD attrs )
 989 {
 990     UINT r;
 991     WCHAR *featureW = NULL;
 992
 993     TRACE( "%lu, %s, %#lx\n", handle, debugstr_a(feature), attrs );
 994
 995     if (feature && !(featureW = strdupAtoW( feature ))) return ERROR_OUTOFMEMORY;
 996
 997     r = MsiSetFeatureAttributesW( handle, featureW, attrs );
 998     msi_free( featureW );
 999     return r;
1000 }
1001
1002 static DWORD unmap_feature_attributes( DWORD attrs )
1003 {
1004     DWORD ret = 0;
1005
1006     if (attrs & INSTALLFEATUREATTRIBUTE_FAVORLOCAL)             ret = msidbFeatureAttributesFavorLocal;
1007     if (attrs & INSTALLFEATUREATTRIBUTE_FAVORSOURCE)            ret |= msidbFeatureAttributesFavorSource;
1008     if (attrs & INSTALLFEATUREATTRIBUTE_FOLLOWPARENT)           ret |= msidbFeatureAttributesFollowParent;
1009     if (attrs & INSTALLFEATUREATTRIBUTE_FAVORADVERTISE)         ret |= msidbFeatureAttributesFavorAdvertise;
1010     if (attrs & INSTALLFEATUREATTRIBUTE_DISALLOWADVERTISE)      ret |= msidbFeatureAttributesDisallowAdvertise;
1011     if (attrs & INSTALLFEATUREATTRIBUTE_NOUNSUPPORTEDADVERTISE) ret |= msidbFeatureAttributesNoUnsupportedAdvertise;
1012     return ret;
1013 }
1014
1015 /***********************************************************************
1016 * MsiSetFeatureAttributesW   (MSI.@)
1017 */
1018 UINT WINAPI MsiSetFeatureAttributesW( MSIHANDLE handle, LPCWSTR name, DWORD attrs )
1019 {
1020     MSIPACKAGE *package;
1021     MSIFEATURE *feature;
1022     WCHAR *costing;
1023
1024     TRACE( "%lu, %s, %#lx\n", handle, debugstr_w(name), attrs );
1025
1026     if (!name || !name[0]) return ERROR_UNKNOWN_FEATURE;
1027
1028     if (!(package = msihandle2msiinfo( handle, MSIHANDLETYPE_PACKAGE )))
1029         return ERROR_INVALID_HANDLE;
1030
1031     costing = msi_dup_property( package->db, L"CostingComplete" );
1032     if (!costing || !wcscmp( costing, L"1" ))
1033     {
1034         msi_free( costing );
1035         msiobj_release( &package->hdr );
1036         return ERROR_FUNCTION_FAILED;
1037     }
1038     msi_free( costing );
1039     if (!(feature = msi_get_loaded_feature( package, name )))
1040     {
1041         msiobj_release( &package->hdr );
1042         return ERROR_UNKNOWN_FEATURE;
1043     }
1044     feature->Attributes = unmap_feature_attributes( attrs );
1045     msiobj_release( &package->hdr );
1046     return ERROR_SUCCESS;
1047 }
1048
1049 /***********************************************************************
1050 * MsiGetFeatureStateA   (MSI.@)
1051 */
1052 UINT WINAPI MsiGetFeatureStateA(MSIHANDLE hInstall, LPCSTR szFeature,
1053                   INSTALLSTATE *piInstalled, INSTALLSTATE *piAction)
1054 {
1055     LPWSTR szwFeature = NULL;
1056     UINT rc;
1057
1058     if (szFeature && !(szwFeature = strdupAtoW(szFeature))) return ERROR_OUTOFMEMORY;
1059
1060     rc = MsiGetFeatureStateW(hInstall, szwFeature, piInstalled, piAction);
1061     msi_free( szwFeature);
1062     return rc;
1063 }
1064
1065 UINT MSI_GetFeatureStateW(MSIPACKAGE *package, LPCWSTR szFeature,
1066                   INSTALLSTATE *piInstalled, INSTALLSTATE *piAction)
1067 {
1068     MSIFEATURE *feature;
1069
1070     feature = msi_get_loaded_feature(package,szFeature);
1071     if (!feature)
1072         return ERROR_UNKNOWN_FEATURE;
1073
1074     if (piInstalled)
1075         *piInstalled = feature->Installed;
1076
1077     if (piAction)
1078         *piAction = feature->ActionRequest;
1079
1080     TRACE("returning %i %i\n", feature->Installed, feature->ActionRequest);
1081
1082     return ERROR_SUCCESS;
1083 }
1084
1085 /***********************************************************************
1086 * MsiGetFeatureStateW   (MSI.@)
1087 */
1088 UINT WINAPI MsiGetFeatureStateW( MSIHANDLE hInstall, const WCHAR *szFeature, INSTALLSTATE *piInstalled,
1089                                  INSTALLSTATE *piAction )
1090 {
1091     MSIPACKAGE* package;
1092     UINT ret;
1093
1094     TRACE( "%lu, %s, %p, %p\n", hInstall, debugstr_w(szFeature), piInstalled, piAction );
1095
1096     if (!szFeature)
1097         return ERROR_UNKNOWN_FEATURE;
1098
1099     package = msihandle2msiinfo(hInstall, MSIHANDLETYPE_PACKAGE);
1100     if (!package)
1101     {
1102         MSIHANDLE remote;
1103
1104         if (!(remote = msi_get_remote(hInstall)))
1105             return ERROR_INVALID_HANDLE;
1106
1107         __TRY
1108         {
1109             ret = remote_GetFeatureState(remote, szFeature, piInstalled, piAction);
1110         }
1111         __EXCEPT(rpc_filter)
1112         {
1113             ret = GetExceptionCode();
1114         }
1115         __ENDTRY
1116
1117         return ret;
1118     }
1119
1120     ret = MSI_GetFeatureStateW(package, szFeature, piInstalled, piAction);
1121     msiobj_release( &package->hdr );
1122     return ret;
1123 }
1124
1125 /***********************************************************************
1126 * MsiGetFeatureCostA   (MSI.@)
1127 */
1128 UINT WINAPI MsiGetFeatureCostA(MSIHANDLE hInstall, LPCSTR szFeature,
1129                   MSICOSTTREE iCostTree, INSTALLSTATE iState, LPINT piCost)
1130 {
1131     LPWSTR szwFeature = NULL;
1132     UINT rc;
1133
1134     szwFeature = strdupAtoW(szFeature);
1135
1136     rc = MsiGetFeatureCostW(hInstall, szwFeature, iCostTree, iState, piCost);
1137
1138     msi_free(szwFeature);
1139
1140     return rc;
1141 }
1142
1143 static INT feature_cost( MSIFEATURE *feature )
1144 {
1145     INT cost = 0;
1146     ComponentList *cl;
1147
1148     LIST_FOR_EACH_ENTRY( cl, &feature->Components, ComponentList, entry )
1149     {
1150         cost += cl->component->Cost;
1151     }
1152     return cost;
1153 }
1154
1155 UINT MSI_GetFeatureCost( MSIPACKAGE *package, MSIFEATURE *feature, MSICOSTTREE tree,
1156                          INSTALLSTATE state, LPINT cost )
1157 {
1158     TRACE("%s, %u, %d, %p\n", debugstr_w(feature->Feature), tree, state, cost);
1159
1160     *cost = 0;
1161     switch (tree)
1162     {
1163     case MSICOSTTREE_CHILDREN:
1164     {
1165         MSIFEATURE *child;
1166
1167         LIST_FOR_EACH_ENTRY( child, &feature->Children, MSIFEATURE, entry )
1168         {
1169             if (child->ActionRequest == state)
1170                 *cost += feature_cost( child );
1171         }
1172         break;
1173     }
1174     case MSICOSTTREE_PARENTS:
1175     {
1176         const WCHAR *feature_parent = feature->Feature_Parent;
1177         for (;;)
1178         {
1179             MSIFEATURE *parent = msi_get_loaded_feature( package, feature_parent );
1180             if (!parent)
1181                 break;
1182
1183             if (parent->ActionRequest == state)
1184                 *cost += feature_cost( parent );
1185
1186             feature_parent = parent->Feature_Parent;
1187         }
1188         break;
1189     }
1190     case MSICOSTTREE_SELFONLY:
1191         if (feature->ActionRequest == state)
1192             *cost = feature_cost( feature );
1193         break;
1194
1195     default:
1196         WARN("unhandled cost tree %u\n", tree);
1197         break;
1198     }
1199
1200     *cost /= 512;
1201     return ERROR_SUCCESS;
1202 }
1203
1204 /***********************************************************************
1205 * MsiGetFeatureCostW   (MSI.@)
1206 */
1207 UINT WINAPI MsiGetFeatureCostW( MSIHANDLE hInstall, const WCHAR *szFeature, MSICOSTTREE iCostTree,
1208                                 INSTALLSTATE iState, INT *piCost )
1209 {
1210     MSIPACKAGE *package;
1211     MSIFEATURE *feature;
1212     UINT ret;
1213
1214     TRACE( "%lu, %s, %d, %d, %p\n", hInstall, debugstr_w(szFeature), iCostTree, iState, piCost );
1215
1216     if (!szFeature)
1217         return ERROR_INVALID_PARAMETER;
1218
1219     package = msihandle2msiinfo(hInstall, MSIHANDLETYPE_PACKAGE);
1220     if (!package)
1221     {
1222         MSIHANDLE remote;
1223
1224         if (!(remote = msi_get_remote(hInstall)))
1225             return ERROR_INVALID_HANDLE;
1226
1227         __TRY
1228         {
1229             ret = remote_GetFeatureCost(remote, szFeature, iCostTree, iState, piCost);
1230         }
1231         __EXCEPT(rpc_filter)
1232         {
1233             ret = GetExceptionCode();
1234         }
1235         __ENDTRY
1236
1237         return ret;
1238     }
1239
1240     if (!piCost)
1241     {
1242         msiobj_release( &package->hdr );
1243         return ERROR_INVALID_PARAMETER;
1244     }
1245
1246     feature = msi_get_loaded_feature(package, szFeature);
1247
1248     if (feature)
1249         ret = MSI_GetFeatureCost(package, feature, iCostTree, iState, piCost);
1250     else
1251         ret = ERROR_UNKNOWN_FEATURE;
1252
1253     msiobj_release( &package->hdr );
1254     return ret;
1255 }
1256
1257 /***********************************************************************
1258 * MsiGetFeatureInfoA   (MSI.@)
1259 */
1260 UINT WINAPI MsiGetFeatureInfoA( MSIHANDLE handle, const char *feature, DWORD *attrs,
1261                                 char *title, DWORD *title_len, char *help, DWORD *help_len )
1262 {
1263     UINT r;
1264     WCHAR *titleW = NULL, *helpW = NULL, *featureW = NULL;
1265
1266     TRACE( "%lu, %s, %p, %p, %p, %p, %p\n", handle, debugstr_a(feature), attrs, title,
1267            title_len, help, help_len );
1268
1269     if (feature && !(featureW = strdupAtoW( feature ))) return ERROR_OUTOFMEMORY;
1270
1271     if (title && title_len && !(titleW = msi_alloc( *title_len * sizeof(WCHAR) )))
1272     {
1273         msi_free( featureW );
1274         return ERROR_OUTOFMEMORY;
1275     }
1276     if (help && help_len && !(helpW = msi_alloc( *help_len * sizeof(WCHAR) )))
1277     {
1278         msi_free( featureW );
1279         msi_free( titleW );
1280         return ERROR_OUTOFMEMORY;
1281     }
1282     r = MsiGetFeatureInfoW( handle, featureW, attrs, titleW, title_len, helpW, help_len );
1283     if (r == ERROR_SUCCESS)
1284     {
1285         if (titleW) WideCharToMultiByte( CP_ACP, 0, titleW, -1, title, *title_len + 1, NULL, NULL );
1286         if (helpW) WideCharToMultiByte( CP_ACP, 0, helpW, -1, help, *help_len + 1, NULL, NULL );
1287     }
1288     msi_free( titleW );
1289     msi_free( helpW );
1290     msi_free( featureW );
1291     return r;
1292 }
1293
1294 static DWORD map_feature_attributes( DWORD attrs )
1295 {
1296     DWORD ret = 0;
1297
1298     if (attrs == msidbFeatureAttributesFavorLocal)            ret |= INSTALLFEATUREATTRIBUTE_FAVORLOCAL;
1299     if (attrs & msidbFeatureAttributesFavorSource)            ret |= INSTALLFEATUREATTRIBUTE_FAVORSOURCE;
1300     if (attrs & msidbFeatureAttributesFollowParent)           ret |= INSTALLFEATUREATTRIBUTE_FOLLOWPARENT;
1301     if (attrs & msidbFeatureAttributesFavorAdvertise)         ret |= INSTALLFEATUREATTRIBUTE_FAVORADVERTISE;
1302     if (attrs & msidbFeatureAttributesDisallowAdvertise)      ret |= INSTALLFEATUREATTRIBUTE_DISALLOWADVERTISE;
1303     if (attrs & msidbFeatureAttributesNoUnsupportedAdvertise) ret |= INSTALLFEATUREATTRIBUTE_NOUNSUPPORTEDADVERTISE;
1304     return ret;
1305 }
1306
1307 static UINT MSI_GetFeatureInfo( MSIPACKAGE *package, LPCWSTR name, LPDWORD attrs,
1308                                 LPWSTR title, LPDWORD title_len, LPWSTR help, LPDWORD help_len )
1309 {
1310     UINT r = ERROR_SUCCESS;
1311     MSIFEATURE *feature = msi_get_loaded_feature( package, name );
1312     int len;
1313
1314     if (!feature) return ERROR_UNKNOWN_FEATURE;
1315     if (attrs) *attrs = map_feature_attributes( feature->Attributes );
1316     if (title_len)
1317     {
1318         if (feature->Title) len = lstrlenW( feature->Title );
1319         else len = 0;
1320         if (*title_len <= len)
1321         {
1322             *title_len = len;
1323             if (title) r = ERROR_MORE_DATA;
1324         }
1325         else if (title)
1326         {
1327             if (feature->Title) lstrcpyW( title, feature->Title );
1328             else *title = 0;
1329             *title_len = len;
1330         }
1331     }
1332     if (help_len)
1333     {
1334         if (feature->Description) len = lstrlenW( feature->Description );
1335         else len = 0;
1336         if (*help_len <= len)
1337         {
1338             *help_len = len;
1339             if (help) r = ERROR_MORE_DATA;
1340         }
1341         else if (help)
1342         {
1343             if (feature->Description) lstrcpyW( help, feature->Description );
1344             else *help = 0;
1345             *help_len = len;
1346         }
1347     }
1348     return r;
1349 }
1350
1351 /***********************************************************************
1352 * MsiGetFeatureInfoW   (MSI.@)
1353 */
1354 UINT WINAPI MsiGetFeatureInfoW( MSIHANDLE handle, const WCHAR *feature, DWORD *attrs,
1355                                 WCHAR *title, DWORD *title_len, WCHAR *help, DWORD *help_len )
1356 {
1357     UINT r;
1358     MSIPACKAGE *package;
1359
1360     TRACE( "%lu, %s, %p, %p, %p, %p, %p\n", handle, debugstr_w(feature), attrs, title,
1361            title_len, help, help_len );
1362
1363     if (!feature) return ERROR_INVALID_PARAMETER;
1364
1365     if (!(package = msihandle2msiinfo( handle, MSIHANDLETYPE_PACKAGE )))
1366         return ERROR_INVALID_HANDLE;
1367
1368     /* features may not have been loaded yet */
1369     msi_load_all_components( package );
1370     msi_load_all_features( package );
1371
1372     r = MSI_GetFeatureInfo( package, feature, attrs, title, title_len, help, help_len );
1373     msiobj_release( &package->hdr );
1374     return r;
1375 }
1376
1377 /***********************************************************************
1378  * MsiSetComponentStateA (MSI.@)
1379  */
1380 UINT WINAPI MsiSetComponentStateA(MSIHANDLE hInstall, LPCSTR szComponent,
1381                                   INSTALLSTATE iState)
1382 {
1383     UINT rc;
1384     LPWSTR szwComponent = strdupAtoW(szComponent);
1385
1386     rc = MsiSetComponentStateW(hInstall, szwComponent, iState);
1387
1388     msi_free(szwComponent);
1389
1390     return rc;
1391 }
1392
1393 /***********************************************************************
1394  * MsiGetComponentStateA (MSI.@)
1395  */
1396 UINT WINAPI MsiGetComponentStateA(MSIHANDLE hInstall, LPCSTR szComponent,
1397                   INSTALLSTATE *piInstalled, INSTALLSTATE *piAction)
1398 {
1399     LPWSTR szwComponent= NULL;
1400     UINT rc;
1401
1402     szwComponent= strdupAtoW(szComponent);
1403
1404     rc = MsiGetComponentStateW(hInstall,szwComponent,piInstalled, piAction);
1405
1406     msi_free( szwComponent);
1407
1408     return rc;
1409 }
1410
1411 static UINT MSI_SetComponentStateW(MSIPACKAGE *package, LPCWSTR szComponent,
1412                                    INSTALLSTATE iState)
1413 {
1414     MSICOMPONENT *comp;
1415
1416     TRACE("%p %s %d\n", package, debugstr_w(szComponent), iState);
1417
1418     comp = msi_get_loaded_component(package, szComponent);
1419     if (!comp)
1420         return ERROR_UNKNOWN_COMPONENT;
1421
1422     if (comp->Enabled)
1423         comp->Action = iState;
1424
1425     return ERROR_SUCCESS;
1426 }
1427
1428 UINT MSI_GetComponentStateW(MSIPACKAGE *package, LPCWSTR szComponent,
1429                   INSTALLSTATE *piInstalled, INSTALLSTATE *piAction)
1430 {
1431     MSICOMPONENT *comp;
1432
1433     TRACE("%p %s %p %p\n", package, debugstr_w(szComponent),
1434            piInstalled, piAction);
1435
1436     comp = msi_get_loaded_component(package,szComponent);
1437     if (!comp)
1438         return ERROR_UNKNOWN_COMPONENT;
1439
1440     if (piInstalled)
1441     {
1442         if (comp->Enabled)
1443             *piInstalled = comp->Installed;
1444         else
1445             *piInstalled = INSTALLSTATE_UNKNOWN;
1446     }
1447
1448     if (piAction)
1449     {
1450         if (comp->Enabled)
1451             *piAction = comp->Action;
1452         else
1453             *piAction = INSTALLSTATE_UNKNOWN;
1454     }
1455
1456     TRACE("states (%i, %i)\n", comp->Installed, comp->Action );
1457     return ERROR_SUCCESS;
1458 }
1459
1460 /***********************************************************************
1461  * MsiSetComponentStateW (MSI.@)
1462  */
1463 UINT WINAPI MsiSetComponentStateW(MSIHANDLE hInstall, LPCWSTR szComponent,
1464                                   INSTALLSTATE iState)
1465 {
1466     MSIPACKAGE* package;
1467     UINT ret;
1468
1469     if (!szComponent)
1470         return ERROR_UNKNOWN_COMPONENT;
1471
1472     package = msihandle2msiinfo(hInstall, MSIHANDLETYPE_PACKAGE);
1473     if (!package)
1474     {
1475         MSIHANDLE remote;
1476
1477         if (!(remote = msi_get_remote(hInstall)))
1478             return ERROR_INVALID_HANDLE;
1479
1480         __TRY
1481         {
1482             ret = remote_SetComponentState(remote, szComponent, iState);
1483         }
1484         __EXCEPT(rpc_filter)
1485         {
1486             ret = GetExceptionCode();
1487         }
1488         __ENDTRY
1489
1490         return ret;
1491     }
1492
1493     ret = MSI_SetComponentStateW(package, szComponent, iState);
1494     msiobj_release(&package->hdr);
1495     return ret;
1496 }
1497
1498 /***********************************************************************
1499  * MsiGetComponentStateW (MSI.@)
1500  */
1501 UINT WINAPI MsiGetComponentStateW( MSIHANDLE hInstall, const WCHAR *szComponent, INSTALLSTATE *piInstalled,
1502                                    INSTALLSTATE *piAction )
1503 {
1504     MSIPACKAGE* package;
1505     UINT ret;
1506
1507     TRACE( "%lu, %s, %p, %p\n", hInstall, debugstr_w(szComponent), piInstalled, piAction );
1508
1509     if (!szComponent)
1510         return ERROR_UNKNOWN_COMPONENT;
1511
1512     package = msihandle2msiinfo(hInstall, MSIHANDLETYPE_PACKAGE);
1513     if (!package)
1514     {
1515         MSIHANDLE remote;
1516
1517         if (!(remote = msi_get_remote(hInstall)))
1518             return ERROR_INVALID_HANDLE;
1519
1520         __TRY
1521         {
1522             ret = remote_GetComponentState(remote, szComponent, piInstalled, piAction);
1523         }
1524         __EXCEPT(rpc_filter)
1525         {
1526             ret = GetExceptionCode();
1527         }
1528         __ENDTRY
1529
1530         return ret;
1531     }
1532
1533     ret = MSI_GetComponentStateW( package, szComponent, piInstalled, piAction);
1534     msiobj_release( &package->hdr );
1535     return ret;
1536 }
1537
1538 /***********************************************************************
1539  * MsiGetLanguage (MSI.@)
1540  */
1541 LANGID WINAPI MsiGetLanguage(MSIHANDLE hInstall)
1542 {
1543     MSIPACKAGE* package;
1544     LANGID langid;
1545
1546     package = msihandle2msiinfo(hInstall, MSIHANDLETYPE_PACKAGE);
1547     if (!package)
1548     {
1549         MSIHANDLE remote;
1550
1551         if (!(remote = msi_get_remote(hInstall)))
1552             return ERROR_INVALID_HANDLE;
1553
1554         __TRY
1555         {
1556             langid = remote_GetLanguage(remote);
1557         }
1558         __EXCEPT(rpc_filter)
1559         {
1560             langid = 0;
1561         }
1562         __ENDTRY
1563
1564         return langid;
1565     }
1566
1567     langid = msi_get_property_int( package->db, L"ProductLanguage", 0 );
1568     msiobj_release( &package->hdr );
1569     return langid;
1570 }
1571
1572 UINT MSI_SetInstallLevel( MSIPACKAGE *package, int iInstallLevel )
1573 {
1574     WCHAR level[6];
1575     int len;
1576     UINT r;
1577
1578     TRACE("%p %i\n", package, iInstallLevel);
1579
1580     if (iInstallLevel > 32767)
1581         return ERROR_INVALID_PARAMETER;
1582
1583     if (iInstallLevel < 1)
1584         return MSI_SetFeatureStates( package );
1585
1586     len = swprintf( level, ARRAY_SIZE(level), L"%d", iInstallLevel );
1587     r = msi_set_property( package->db, L"INSTALLLEVEL", level, len );
1588     if ( r == ERROR_SUCCESS )
1589         r = MSI_SetFeatureStates( package );
1590
1591     return r;
1592 }
1593
1594 /***********************************************************************
1595  * MsiSetInstallLevel (MSI.@)
1596  */
1597 UINT WINAPI MsiSetInstallLevel(MSIHANDLE hInstall, int iInstallLevel)
1598 {
1599     MSIPACKAGE* package;
1600     UINT r;
1601
1602     TRACE( "%lu %d\n", hInstall, iInstallLevel );
1603
1604     package = msihandle2msiinfo(hInstall, MSIHANDLETYPE_PACKAGE);
1605     if (!package)
1606     {
1607         MSIHANDLE remote;
1608
1609         if (!(remote = msi_get_remote(hInstall)))
1610             return ERROR_INVALID_HANDLE;
1611
1612         __TRY
1613         {
1614             r = remote_SetInstallLevel(remote, iInstallLevel);
1615         }
1616         __EXCEPT(rpc_filter)
1617         {
1618             r = GetExceptionCode();
1619         }
1620         __ENDTRY
1621
1622         return r;
1623     }
1624
1625     r = MSI_SetInstallLevel( package, iInstallLevel );
1626
1627     msiobj_release( &package->hdr );
1628
1629     return r;
1630 }
1631
1632 /***********************************************************************
1633  * MsiGetFeatureValidStatesW (MSI.@)
1634  */
1635 UINT WINAPI MsiGetFeatureValidStatesW( MSIHANDLE hInstall, const WCHAR *szFeature, DWORD *pInstallState )
1636 {
1637     if (pInstallState) *pInstallState = 1 << INSTALLSTATE_LOCAL;
1638     FIXME( "%lu, %s, %p stub returning %lu\n", hInstall, debugstr_w(szFeature), pInstallState,
1639            pInstallState ? *pInstallState : 0 );
1640     return ERROR_SUCCESS;
1641 }
1642
1643 /***********************************************************************
1644  * MsiGetFeatureValidStatesA (MSI.@)
1645  */
1646 UINT WINAPI MsiGetFeatureValidStatesA( MSIHANDLE hInstall, const char *szFeature, DWORD *pInstallState )
1647 {
1648     UINT ret;
1649     WCHAR *szwFeature = strdupAtoW(szFeature);
1650     ret = MsiGetFeatureValidStatesW(hInstall, szwFeature, pInstallState);
1651     msi_free(szwFeature);
1652     return ret;
1653 }