reactos/dll/win32/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 #include <stdarg.h>
  24
  25 #include "stdio.h"
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winerror.h"
  29 #include "wine/debug.h"
  30 #include "msi.h"
  31 #include "msidefs.h"
  32 #include "msipriv.h"
  33 #include "wine/unicode.h"
  34
  35 WINE_DEFAULT_DEBUG_CHANNEL(msi);
  36
  37 /***********************************************************************
  38  * MsiDoActionA       (MSI.@)
  39  */
  40 UINT WINAPI MsiDoActionA( MSIHANDLE hInstall, LPCSTR szAction )
  41 {
  42     LPWSTR szwAction;
  43     UINT ret;
  44
  45     TRACE("%s\n", debugstr_a(szAction));
  46
  47     szwAction = strdupAtoW(szAction);
  48     if (szAction && !szwAction)
  49         return ERROR_FUNCTION_FAILED;
  50
  51     ret = MsiDoActionW( hInstall, szwAction );
  52     msi_free( szwAction );
  53     return ret;
  54 }
  55
  56 /***********************************************************************
  57  * MsiDoActionW       (MSI.@)
  58  */
  59 UINT WINAPI MsiDoActionW( MSIHANDLE hInstall, LPCWSTR szAction )
  60 {
  61     MSIPACKAGE *package;
  62     UINT ret;
  63
  64     TRACE("%s\n",debugstr_w(szAction));
  65
  66     if (!szAction)
  67         return ERROR_INVALID_PARAMETER;
  68
  69     package = msihandle2msiinfo( hInstall, MSIHANDLETYPE_PACKAGE );
  70     if (!package)
  71         return ERROR_INVALID_HANDLE;
  72
  73     ret = ACTION_PerformUIAction( package, szAction );
  74     msiobj_release( &package->hdr );
  75
  76     return ret;
  77 }
  78
  79 /***********************************************************************
  80  * MsiSequenceA       (MSI.@)
  81  */
  82 UINT WINAPI MsiSequenceA( MSIHANDLE hInstall, LPCSTR szTable, INT iSequenceMode )
  83 {
  84     LPWSTR szwTable;
  85     UINT ret;
  86
  87     TRACE("%s\n", debugstr_a(szTable));
  88
  89     szwTable = strdupAtoW(szTable);
  90     if (szTable && !szwTable)
  91         return ERROR_FUNCTION_FAILED;
  92
  93     ret = MsiSequenceW( hInstall, szwTable, iSequenceMode );
  94     msi_free( szwTable );
  95     return ret;
  96 }
  97
  98 /***********************************************************************
  99  * MsiSequenceW       (MSI.@)
 100  */
 101 UINT WINAPI MsiSequenceW( MSIHANDLE hInstall, LPCWSTR szTable, INT iSequenceMode )
 102 {
 103     MSIPACKAGE *package;
 104     UINT ret;
 105
 106     TRACE("%s\n", debugstr_w(szTable));
 107
 108     package = msihandle2msiinfo( hInstall, MSIHANDLETYPE_PACKAGE );
 109     if (!package)
 110         return ERROR_INVALID_HANDLE;
 111
 112     ret = MSI_Sequence( package, szTable, iSequenceMode );
 113     msiobj_release( &package->hdr );
 114
 115     return ret;
 116 }
 117
 118 UINT msi_strcpy_to_awstring( LPCWSTR str, awstring *awbuf, DWORD *sz )
 119 {
 120     UINT len, r = ERROR_SUCCESS;
 121
 122     if (awbuf->str.w && !sz )
 123         return ERROR_INVALID_PARAMETER;
 124
 125     if (!sz)
 126         return r;
 127
 128     if (awbuf->unicode)
 129     {
 130         len = lstrlenW( str );
 131         if (awbuf->str.w)
 132             lstrcpynW( awbuf->str.w, str, *sz );
 133     }
 134     else
 135     {
 136         len = WideCharToMultiByte( CP_ACP, 0, str, -1, NULL, 0, NULL, NULL );
 137         if (len)
 138             len--;
 139         WideCharToMultiByte( CP_ACP, 0, str, -1, awbuf->str.a, *sz, NULL, NULL );
 140         if ( awbuf->str.a && *sz && (len >= *sz) )
 141             awbuf->str.a[*sz - 1] = 0;
 142     }
 143
 144     if (awbuf->str.w && len >= *sz)
 145         r = ERROR_MORE_DATA;
 146     *sz = len;
 147     return r;
 148 }
 149
 150 /***********************************************************************
 151  * MsiGetTargetPath   (internal)
 152  */
 153 static UINT WINAPI MSI_GetTargetPath( MSIHANDLE hInstall, LPCWSTR szFolder,
 154                                       awstring *szPathBuf, DWORD* pcchPathBuf )
 155 {
 156     MSIPACKAGE *package;
 157     LPWSTR path;
 158     UINT r;
 159
 160     if (!szFolder)
 161         return ERROR_INVALID_PARAMETER;
 162
 163     package = msihandle2msiinfo( hInstall, MSIHANDLETYPE_PACKAGE );
 164     if (!package)
 165         return ERROR_INVALID_HANDLE;
 166
 167     path = resolve_folder( package, szFolder, FALSE, FALSE, NULL );
 168     msiobj_release( &package->hdr );
 169
 170     if (!path)
 171         return ERROR_DIRECTORY;
 172
 173     r = msi_strcpy_to_awstring( path, szPathBuf, pcchPathBuf );
 174     msi_free( path );
 175     return r;
 176 }
 177
 178 /***********************************************************************
 179  * MsiGetTargetPathA        (MSI.@)
 180  */
 181 UINT WINAPI MsiGetTargetPathA( MSIHANDLE hInstall, LPCSTR szFolder,
 182                                LPSTR szPathBuf, DWORD* pcchPathBuf )
 183 {
 184     LPWSTR szwFolder;
 185     awstring path;
 186     UINT r;
 187
 188     TRACE("%s %p %p\n", debugstr_a(szFolder), szPathBuf, pcchPathBuf);
 189
 190     szwFolder = strdupAtoW(szFolder);
 191     if (szFolder && !szwFolder)
 192         return ERROR_FUNCTION_FAILED;
 193
 194     path.unicode = FALSE;
 195     path.str.a = szPathBuf;
 196
 197     r = MSI_GetTargetPath( hInstall, szwFolder, &path, pcchPathBuf );
 198
 199     msi_free( szwFolder );
 200
 201     return r;
 202 }
 203
 204 /***********************************************************************
 205  * MsiGetTargetPathW        (MSI.@)
 206  */
 207 UINT WINAPI MsiGetTargetPathW( MSIHANDLE hInstall, LPCWSTR szFolder,
 208                                LPWSTR szPathBuf, DWORD* pcchPathBuf )
 209 {
 210     awstring path;
 211
 212     TRACE("%s %p %p\n", debugstr_w(szFolder), szPathBuf, pcchPathBuf);
 213
 214     path.unicode = TRUE;
 215     path.str.w = szPathBuf;
 216
 217     return MSI_GetTargetPath( hInstall, szFolder, &path, pcchPathBuf );
 218 }
 219
 220 /***********************************************************************
 221  * MsiGetSourcePath   (internal)
 222  */
 223 static UINT MSI_GetSourcePath( MSIHANDLE hInstall, LPCWSTR szFolder,
 224                                awstring *szPathBuf, DWORD* pcchPathBuf )
 225 {
 226     MSIPACKAGE *package;
 227     LPWSTR path;
 228     UINT r;
 229
 230     TRACE("%s %p %p\n", debugstr_w(szFolder), szPathBuf, pcchPathBuf );
 231
 232     if (!szFolder)
 233         return ERROR_INVALID_PARAMETER;
 234
 235     package = msihandle2msiinfo(hInstall, MSIHANDLETYPE_PACKAGE);
 236     if (!package)
 237         return ERROR_INVALID_HANDLE;
 238
 239     if (szPathBuf->str.w && !pcchPathBuf )
 240     {
 241         msiobj_release( &package->hdr );
 242         return ERROR_INVALID_PARAMETER;
 243     }
 244
 245     path = resolve_folder(package, szFolder, TRUE, FALSE, NULL);
 246     msiobj_release( &package->hdr );
 247
 248     TRACE("path = %s\n",debugstr_w(path));
 249     if (!path)
 250         return ERROR_DIRECTORY;
 251
 252     r = msi_strcpy_to_awstring( path, szPathBuf, pcchPathBuf );
 253     msi_free( path );
 254     return r;
 255 }
 256
 257 /***********************************************************************
 258  * MsiGetSourcePathA     (MSI.@)
 259  */
 260 UINT WINAPI MsiGetSourcePathA( MSIHANDLE hInstall, LPCSTR szFolder,
 261                                LPSTR szPathBuf, DWORD* pcchPathBuf )
 262 {
 263     LPWSTR folder;
 264     awstring str;
 265     UINT r;
 266
 267     TRACE("%s %p %p\n", szFolder, debugstr_a(szPathBuf), pcchPathBuf);
 268
 269     str.unicode = FALSE;
 270     str.str.a = szPathBuf;
 271
 272     folder = strdupAtoW( szFolder );
 273     r = MSI_GetSourcePath( hInstall, folder, &str, pcchPathBuf );
 274     msi_free( folder );
 275
 276     return r;
 277 }
 278
 279 /***********************************************************************
 280  * MsiGetSourcePathW     (MSI.@)
 281  */
 282 UINT WINAPI MsiGetSourcePathW( MSIHANDLE hInstall, LPCWSTR szFolder,
 283                                LPWSTR szPathBuf, DWORD* pcchPathBuf )
 284 {
 285     awstring str;
 286
 287     TRACE("%s %p %p\n", debugstr_w(szFolder), szPathBuf, pcchPathBuf );
 288
 289     str.unicode = TRUE;
 290     str.str.w = szPathBuf;
 291
 292     return MSI_GetSourcePath( hInstall, szFolder, &str, pcchPathBuf );
 293 }
 294
 295 /***********************************************************************
 296  * MsiSetTargetPathA  (MSI.@)
 297  */
 298 UINT WINAPI MsiSetTargetPathA( MSIHANDLE hInstall, LPCSTR szFolder,
 299                                LPCSTR szFolderPath )
 300 {
 301     LPWSTR szwFolder = NULL, szwFolderPath = NULL;
 302     UINT rc = ERROR_OUTOFMEMORY;
 303
 304     if ( !szFolder || !szFolderPath )
 305         return ERROR_INVALID_PARAMETER;
 306
 307     szwFolder = strdupAtoW(szFolder);
 308     szwFolderPath = strdupAtoW(szFolderPath);
 309     if (!szwFolder || !szwFolderPath)
 310         goto end;
 311
 312     rc = MsiSetTargetPathW( hInstall, szwFolder, szwFolderPath );
 313
 314 end:
 315     msi_free(szwFolder);
 316     msi_free(szwFolderPath);
 317
 318     return rc;
 319 }
 320
 321 /*
 322  * Ok my original interpretation of this was wrong. And it looks like msdn has
 323  * changed a bit also. The given folder path does not have to actually already
 324  * exist, it just cannot be read only and must be a legal folder path.
 325  */
 326 UINT MSI_SetTargetPathW(MSIPACKAGE *package, LPCWSTR szFolder,
 327                              LPCWSTR szFolderPath)
 328 {
 329     DWORD attrib;
 330     LPWSTR path = NULL;
 331     LPWSTR path2 = NULL;
 332     MSIFOLDER *folder;
 333     MSIFILE *file;
 334
 335     TRACE("%p %s %s\n",package, debugstr_w(szFolder),debugstr_w(szFolderPath));
 336
 337     attrib = GetFileAttributesW(szFolderPath);
 338     /* native MSI tests writeability by making temporary files at each drive */
 339     if ( attrib != INVALID_FILE_ATTRIBUTES &&
 340           (attrib & FILE_ATTRIBUTE_OFFLINE ||
 341            attrib & FILE_ATTRIBUTE_READONLY))
 342         return ERROR_FUNCTION_FAILED;
 343
 344     path = resolve_folder(package,szFolder,FALSE,FALSE,&folder);
 345     if (!path)
 346         return ERROR_DIRECTORY;
 347
 348     msi_free(folder->Property);
 349     folder->Property = build_directory_name(2, szFolderPath, NULL);
 350
 351     if (lstrcmpiW(path, folder->Property) == 0)
 352     {
 353         /*
 354          *  Resolved Target has not really changed, so just
 355          *  set this folder and do not recalculate everything.
 356          */
 357         msi_free(folder->ResolvedTarget);
 358         folder->ResolvedTarget = NULL;
 359         path2 = resolve_folder(package,szFolder,FALSE,TRUE,NULL);
 360         msi_free(path2);
 361     }
 362     else
 363     {
 364         MSIFOLDER *f;
 365
 366         LIST_FOR_EACH_ENTRY( f, &package->folders, MSIFOLDER, entry )
 367         {
 368             msi_free(f->ResolvedTarget);
 369             f->ResolvedTarget=NULL;
 370         }
 371
 372         LIST_FOR_EACH_ENTRY( f, &package->folders, MSIFOLDER, entry )
 373         {
 374             path2 = resolve_folder(package, f->Directory, FALSE, TRUE, NULL);
 375             msi_free(path2);
 376         }
 377
 378         LIST_FOR_EACH_ENTRY( file, &package->files, MSIFILE, entry )
 379         {
 380             MSICOMPONENT *comp = file->Component;
 381             LPWSTR p;
 382
 383             if (!comp)
 384                 continue;
 385
 386             p = resolve_folder(package, comp->Directory, FALSE, FALSE, NULL);
 387             msi_free(file->TargetPath);
 388
 389             file->TargetPath = build_directory_name(2, p, file->FileName);
 390             msi_free(p);
 391         }
 392     }
 393     msi_free(path);
 394
 395     return ERROR_SUCCESS;
 396 }
 397
 398 /***********************************************************************
 399  * MsiSetTargetPathW  (MSI.@)
 400  */
 401 UINT WINAPI MsiSetTargetPathW(MSIHANDLE hInstall, LPCWSTR szFolder,
 402                              LPCWSTR szFolderPath)
 403 {
 404     MSIPACKAGE *package;
 405     UINT ret;
 406
 407     TRACE("%s %s\n",debugstr_w(szFolder),debugstr_w(szFolderPath));
 408
 409     if ( !szFolder || !szFolderPath )
 410         return ERROR_INVALID_PARAMETER;
 411
 412     package = msihandle2msiinfo(hInstall, MSIHANDLETYPE_PACKAGE);
 413     if (!package)
 414         return ERROR_INVALID_HANDLE;
 415
 416     ret = MSI_SetTargetPathW( package, szFolder, szFolderPath );
 417     msiobj_release( &package->hdr );
 418     return ret;
 419 }
 420
 421 /***********************************************************************
 422  *           MsiGetMode    (MSI.@)
 423  *
 424  * Returns an internal installer state (if it is running in a mode iRunMode)
 425  *
 426  * PARAMS
 427  *   hInstall    [I]  Handle to the installation
 428  *   hRunMode    [I]  Checking run mode
 429  *        MSIRUNMODE_ADMIN             Administrative mode
 430  *        MSIRUNMODE_ADVERTISE         Advertisement mode
 431  *        MSIRUNMODE_MAINTENANCE       Maintenance mode
 432  *        MSIRUNMODE_ROLLBACKENABLED   Rollback is enabled
 433  *        MSIRUNMODE_LOGENABLED        Log file is writing
 434  *        MSIRUNMODE_OPERATIONS        Operations in progress??
 435  *        MSIRUNMODE_REBOOTATEND       We need to reboot after installation completed
 436  *        MSIRUNMODE_REBOOTNOW         We need to reboot to continue the installation
 437  *        MSIRUNMODE_CABINET           Files from cabinet are installed
 438  *        MSIRUNMODE_SOURCESHORTNAMES  Long names in source files is suppressed
 439  *        MSIRUNMODE_TARGETSHORTNAMES  Long names in destination files is suppressed
 440  *        MSIRUNMODE_RESERVED11        Reserved
 441  *        MSIRUNMODE_WINDOWS9X         Running under Windows95/98
 442  *        MSIRUNMODE_ZAWENABLED        Demand installation is supported
 443  *        MSIRUNMODE_RESERVED14        Reserved
 444  *        MSIRUNMODE_RESERVED15        Reserved
 445  *        MSIRUNMODE_SCHEDULED         called from install script
 446  *        MSIRUNMODE_ROLLBACK          called from rollback script
 447  *        MSIRUNMODE_COMMIT            called from commit script
 448  *
 449  * RETURNS
 450  *    In the state: TRUE
 451  *    Not in the state: FALSE
 452  *
 453  */
 454 BOOL WINAPI MsiGetMode(MSIHANDLE hInstall, MSIRUNMODE iRunMode)
 455 {
 456     BOOL r = FALSE;
 457
 458     switch (iRunMode)
 459     {
 460     case MSIRUNMODE_WINDOWS9X:
 461         if (GetVersion() & 0x80000000)
 462             r = TRUE;
 463         break;
 464
 465     case MSIRUNMODE_RESERVED11:
 466     case MSIRUNMODE_RESERVED14:
 467     case MSIRUNMODE_RESERVED15:
 468         break;
 469
 470     case MSIRUNMODE_SCHEDULED:
 471     case MSIRUNMODE_ROLLBACK:
 472     case MSIRUNMODE_COMMIT:
 473         break;
 474
 475     default:
 476         FIXME("%ld %d\n", hInstall, iRunMode);
 477         r = TRUE;
 478     }
 479
 480     return r;
 481 }
 482
 483 /***********************************************************************
 484  *           MsiSetMode    (MSI.@)
 485  */
 486 BOOL WINAPI MsiSetMode(MSIHANDLE hInstall, MSIRUNMODE iRunMode, BOOL fState)
 487 {
 488     switch (iRunMode)
 489     {
 490     case MSIRUNMODE_RESERVED11:
 491     case MSIRUNMODE_WINDOWS9X:
 492     case MSIRUNMODE_RESERVED14:
 493     case MSIRUNMODE_RESERVED15:
 494         return FALSE;
 495     default:
 496         FIXME("%ld %d %d\n", hInstall, iRunMode, fState);
 497     }
 498     return TRUE;
 499 }
 500
 501 /***********************************************************************
 502  * MsiSetFeatureStateA (MSI.@)
 503  *
 504  * According to the docs, when this is called it immediately recalculates
 505  * all the component states as well
 506  */
 507 UINT WINAPI MsiSetFeatureStateA(MSIHANDLE hInstall, LPCSTR szFeature,
 508                                 INSTALLSTATE iState)
 509 {
 510     LPWSTR szwFeature = NULL;
 511     UINT rc;
 512
 513     szwFeature = strdupAtoW(szFeature);
 514
 515     if (!szwFeature)
 516         return ERROR_FUNCTION_FAILED;
 517
 518     rc = MsiSetFeatureStateW(hInstall,szwFeature, iState);
 519
 520     msi_free(szwFeature);
 521
 522     return rc;
 523 }
 524
 525
 526
 527 UINT WINAPI MSI_SetFeatureStateW(MSIPACKAGE* package, LPCWSTR szFeature,
 528                                 INSTALLSTATE iState)
 529 {
 530     UINT rc = ERROR_SUCCESS;
 531     MSIFEATURE *feature, *child;
 532
 533     TRACE("%s %i\n", debugstr_w(szFeature), iState);
 534
 535     feature = get_loaded_feature(package,szFeature);
 536     if (!feature)
 537         return ERROR_UNKNOWN_FEATURE;
 538
 539     if (iState == INSTALLSTATE_ADVERTISED &&
 540         feature->Attributes & msidbFeatureAttributesDisallowAdvertise)
 541         return ERROR_FUNCTION_FAILED;
 542
 543     msi_feature_set_state( feature, iState );
 544
 545     ACTION_UpdateComponentStates(package,szFeature);
 546
 547     /* update all the features that are children of this feature */
 548     LIST_FOR_EACH_ENTRY( child, &package->features, MSIFEATURE, entry )
 549     {
 550         if (lstrcmpW(szFeature, child->Feature_Parent) == 0)
 551             MSI_SetFeatureStateW(package, child->Feature, iState);
 552     }
 553
 554     return rc;
 555 }
 556
 557 /***********************************************************************
 558  * MsiSetFeatureStateW (MSI.@)
 559  */
 560 UINT WINAPI MsiSetFeatureStateW(MSIHANDLE hInstall, LPCWSTR szFeature,
 561                                 INSTALLSTATE iState)
 562 {
 563     MSIPACKAGE* package;
 564     UINT rc = ERROR_SUCCESS;
 565
 566     TRACE("%s %i\n",debugstr_w(szFeature), iState);
 567
 568     package = msihandle2msiinfo(hInstall, MSIHANDLETYPE_PACKAGE);
 569     if (!package)
 570         return ERROR_INVALID_HANDLE;
 571
 572     rc = MSI_SetFeatureStateW(package,szFeature,iState);
 573
 574     msiobj_release( &package->hdr );
 575     return rc;
 576 }
 577
 578 /***********************************************************************
 579 * MsiGetFeatureStateA   (MSI.@)
 580 */
 581 UINT WINAPI MsiGetFeatureStateA(MSIHANDLE hInstall, LPCSTR szFeature,
 582                   INSTALLSTATE *piInstalled, INSTALLSTATE *piAction)
 583 {
 584     LPWSTR szwFeature = NULL;
 585     UINT rc;
 586
 587     szwFeature = strdupAtoW(szFeature);
 588
 589     rc = MsiGetFeatureStateW(hInstall,szwFeature,piInstalled, piAction);
 590
 591     msi_free( szwFeature);
 592
 593     return rc;
 594 }
 595
 596 UINT MSI_GetFeatureStateW(MSIPACKAGE *package, LPCWSTR szFeature,
 597                   INSTALLSTATE *piInstalled, INSTALLSTATE *piAction)
 598 {
 599     MSIFEATURE *feature;
 600
 601     feature = get_loaded_feature(package,szFeature);
 602     if (!feature)
 603         return ERROR_UNKNOWN_FEATURE;
 604
 605     if (piInstalled)
 606         *piInstalled = feature->Installed;
 607
 608     if (piAction)
 609         *piAction = feature->Action;
 610
 611     TRACE("returning %i %i\n", feature->Installed, feature->Action);
 612
 613     return ERROR_SUCCESS;
 614 }
 615
 616 /***********************************************************************
 617 * MsiGetFeatureStateW   (MSI.@)
 618 */
 619 UINT WINAPI MsiGetFeatureStateW(MSIHANDLE hInstall, LPCWSTR szFeature,
 620                   INSTALLSTATE *piInstalled, INSTALLSTATE *piAction)
 621 {
 622     MSIPACKAGE* package;
 623     UINT ret;
 624
 625     TRACE("%ld %s %p %p\n", hInstall, debugstr_w(szFeature), piInstalled, piAction);
 626
 627     package = msihandle2msiinfo(hInstall, MSIHANDLETYPE_PACKAGE);
 628     if (!package)
 629         return ERROR_INVALID_HANDLE;
 630     ret = MSI_GetFeatureStateW(package, szFeature, piInstalled, piAction);
 631     msiobj_release( &package->hdr );
 632     return ret;
 633 }
 634
 635 /***********************************************************************
 636 * MsiGetFeatureCostA   (MSI.@)
 637 */
 638 UINT WINAPI MsiGetFeatureCostA(MSIHANDLE hInstall, LPCSTR szFeature,
 639                   MSICOSTTREE iCostTree, INSTALLSTATE iState, INT *piCost)
 640 {
 641     FIXME("(%ld %s %i %i %p): stub\n", hInstall, debugstr_a(szFeature),
 642           iCostTree, iState, piCost);
 643     if (piCost) *piCost = 0;
 644     return ERROR_SUCCESS;
 645 }
 646
 647 /***********************************************************************
 648 * MsiGetFeatureCostW   (MSI.@)
 649 */
 650 UINT WINAPI MsiGetFeatureCostW(MSIHANDLE hInstall, LPCWSTR szFeature,
 651                   MSICOSTTREE iCostTree, INSTALLSTATE iState, INT *piCost)
 652 {
 653     FIXME("(%ld %s %i %i %p): stub\n", hInstall, debugstr_w(szFeature),
 654           iCostTree, iState, piCost);
 655     if (piCost) *piCost = 0;
 656     return ERROR_SUCCESS;
 657 }
 658
 659 /***********************************************************************
 660  * MsiSetComponentStateA (MSI.@)
 661  */
 662 UINT WINAPI MsiSetComponentStateA(MSIHANDLE hInstall, LPCSTR szComponent,
 663                                   INSTALLSTATE iState)
 664 {
 665     UINT rc;
 666     LPWSTR szwComponent = strdupAtoW(szComponent);
 667
 668     rc = MsiSetComponentStateW(hInstall, szwComponent, iState);
 669
 670     msi_free(szwComponent);
 671
 672     return rc;
 673 }
 674
 675 /***********************************************************************
 676  * MsiGetComponentStateA (MSI.@)
 677  */
 678 UINT WINAPI MsiGetComponentStateA(MSIHANDLE hInstall, LPCSTR szComponent,
 679                   INSTALLSTATE *piInstalled, INSTALLSTATE *piAction)
 680 {
 681     LPWSTR szwComponent= NULL;
 682     UINT rc;
 683
 684     szwComponent= strdupAtoW(szComponent);
 685
 686     rc = MsiGetComponentStateW(hInstall,szwComponent,piInstalled, piAction);
 687
 688     msi_free( szwComponent);
 689
 690     return rc;
 691 }
 692
 693 static UINT MSI_SetComponentStateW(MSIPACKAGE *package, LPCWSTR szComponent,
 694                                    INSTALLSTATE iState)
 695 {
 696     MSICOMPONENT *comp;
 697
 698     TRACE("%p %s %d\n", package, debugstr_w(szComponent), iState);
 699
 700     comp = get_loaded_component(package, szComponent);
 701     if (!comp)
 702         return ERROR_UNKNOWN_COMPONENT;
 703
 704     comp->Installed = iState;
 705
 706     return ERROR_SUCCESS;
 707 }
 708
 709 UINT MSI_GetComponentStateW(MSIPACKAGE *package, LPCWSTR szComponent,
 710                   INSTALLSTATE *piInstalled, INSTALLSTATE *piAction)
 711 {
 712     MSICOMPONENT *comp;
 713
 714     TRACE("%p %s %p %p\n", package, debugstr_w(szComponent),
 715            piInstalled, piAction);
 716
 717     comp = get_loaded_component(package,szComponent);
 718     if (!comp)
 719         return ERROR_UNKNOWN_COMPONENT;
 720
 721     if (piInstalled)
 722         *piInstalled = comp->Installed;
 723
 724     if (piAction)
 725         *piAction = comp->Action;
 726
 727     TRACE("states (%i, %i)\n", comp->Installed, comp->Action );
 728
 729     return ERROR_SUCCESS;
 730 }
 731
 732 /***********************************************************************
 733  * MsiSetComponentStateW (MSI.@)
 734  */
 735 UINT WINAPI MsiSetComponentStateW(MSIHANDLE hInstall, LPCWSTR szComponent,
 736                                   INSTALLSTATE iState)
 737 {
 738     MSIPACKAGE* package;
 739     UINT ret;
 740
 741     package = msihandle2msiinfo(hInstall, MSIHANDLETYPE_PACKAGE);
 742     if (!package)
 743         return ERROR_INVALID_HANDLE;
 744     ret = MSI_SetComponentStateW(package, szComponent, iState);
 745     msiobj_release(&package->hdr);
 746     return ret;
 747 }
 748
 749 /***********************************************************************
 750  * MsiGetComponentStateW (MSI.@)
 751  */
 752 UINT WINAPI MsiGetComponentStateW(MSIHANDLE hInstall, LPCWSTR szComponent,
 753                   INSTALLSTATE *piInstalled, INSTALLSTATE *piAction)
 754 {
 755     MSIPACKAGE* package;
 756     UINT ret;
 757
 758     TRACE("%ld %s %p %p\n", hInstall, debugstr_w(szComponent),
 759            piInstalled, piAction);
 760
 761     package = msihandle2msiinfo(hInstall, MSIHANDLETYPE_PACKAGE);
 762     if (!package)
 763         return ERROR_INVALID_HANDLE;
 764     ret = MSI_GetComponentStateW( package, szComponent, piInstalled, piAction);
 765     msiobj_release( &package->hdr );
 766     return ret;
 767 }
 768
 769 /***********************************************************************
 770  * MsiGetLanguage (MSI.@)
 771  */
 772 LANGID WINAPI MsiGetLanguage(MSIHANDLE hInstall)
 773 {
 774     MSIPACKAGE* package;
 775     LANGID langid;
 776     static const WCHAR szProductLanguage[] =
 777         {'P','r','o','d','u','c','t','L','a','n','g','u','a','g','e',0};
 778
 779     package = msihandle2msiinfo(hInstall, MSIHANDLETYPE_PACKAGE);
 780     if (!package)
 781         return ERROR_INVALID_HANDLE;
 782
 783     langid = msi_get_property_int( package, szProductLanguage, 0 );
 784     msiobj_release( &package->hdr );
 785     return langid;
 786 }
 787
 788 UINT MSI_SetInstallLevel( MSIPACKAGE *package, int iInstallLevel )
 789 {
 790     static const WCHAR szInstallLevel[] = {
 791         'I','N','S','T','A','L','L','L','E','V','E','L',0 };
 792     static const WCHAR fmt[] = { '%','d',0 };
 793     WCHAR level[6];
 794     UINT r;
 795
 796     TRACE("%p %i\n", package, iInstallLevel);
 797
 798     if (iInstallLevel<1 || iInstallLevel>32767)
 799         return ERROR_INVALID_PARAMETER;
 800
 801     sprintfW( level, fmt, iInstallLevel );
 802     r = MSI_SetPropertyW( package, szInstallLevel, level );
 803     if ( r == ERROR_SUCCESS )
 804     {
 805         r = MSI_SetFeatureStates( package );
 806     }
 807
 808     return r;
 809 }
 810
 811 /***********************************************************************
 812  * MsiSetInstallLevel (MSI.@)
 813  */
 814 UINT WINAPI MsiSetInstallLevel(MSIHANDLE hInstall, int iInstallLevel)
 815 {
 816     MSIPACKAGE* package;
 817     UINT r;
 818
 819     TRACE("%ld %i\n", hInstall, iInstallLevel);
 820
 821     package = msihandle2msiinfo( hInstall, MSIHANDLETYPE_PACKAGE );
 822     if ( !package )
 823         return ERROR_INVALID_HANDLE;
 824
 825     r = MSI_SetInstallLevel( package, iInstallLevel );
 826
 827     msiobj_release( &package->hdr );
 828
 829     return r;
 830 }
 831
 832 /***********************************************************************
 833  * MsiGetFeatureValidStatesW (MSI.@)
 834  */
 835 UINT WINAPI MsiGetFeatureValidStatesW(MSIHANDLE hInstall, LPCWSTR szFeature,
 836                   DWORD* pInstallState)
 837 {
 838     if(pInstallState) *pInstallState = 1<<INSTALLSTATE_LOCAL;
 839     FIXME("%ld %s %p stub returning %d\n",
 840         hInstall, debugstr_w(szFeature), pInstallState, pInstallState ? *pInstallState : 0);
 841
 842     return ERROR_SUCCESS;
 843 }
 844
 845 /***********************************************************************
 846  * MsiGetFeatureValidStatesA (MSI.@)
 847  */
 848 UINT WINAPI MsiGetFeatureValidStatesA(MSIHANDLE hInstall, LPCSTR szFeature,
 849                   DWORD* pInstallState)
 850 {
 851     UINT ret;
 852     LPWSTR szwFeature = strdupAtoW(szFeature);
 853
 854     ret = MsiGetFeatureValidStatesW(hInstall, szwFeature, pInstallState);
 855
 856     msi_free(szwFeature);
 857
 858     return ret;
 859 }