dlls/msi/custom.c

   1 /*
   2  * Custom Action processing for 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 #include "config.h"
  22 #include "wine/port.h"
  23
  24 #define COBJMACROS
  25
  26 #include <stdarg.h>
  27 #include "windef.h"
  28 #include "winbase.h"
  29 #include "winerror.h"
  30 #include "msidefs.h"
  31 #include "winuser.h"
  32 #include "objbase.h"
  33 #include "oleauto.h"
  34
  35 #include "msipriv.h"
  36 #include "msiserver.h"
  37 #include "wine/debug.h"
  38 #include "wine/unicode.h"
  39 #include "wine/exception.h"
  40
  41 WINE_DEFAULT_DEBUG_CHANNEL(msi);
  42
  43 #define CUSTOM_ACTION_TYPE_MASK 0x3F
  44
  45 typedef struct tagMSIRUNNINGACTION
  46 {
  47     struct list entry;
  48     HANDLE handle;
  49     BOOL   process;
  50     LPWSTR name;
  51 } MSIRUNNINGACTION;
  52
  53 typedef UINT (WINAPI *MsiCustomActionEntryPoint)( MSIHANDLE );
  54
  55 static CRITICAL_SECTION msi_custom_action_cs;
  56 static CRITICAL_SECTION_DEBUG msi_custom_action_cs_debug =
  57 {
  58     0, 0, &msi_custom_action_cs,
  59     { &msi_custom_action_cs_debug.ProcessLocksList,
  60       &msi_custom_action_cs_debug.ProcessLocksList },
  61       0, 0, { (DWORD_PTR)(__FILE__ ": msi_custom_action_cs") }
  62 };
  63 static CRITICAL_SECTION msi_custom_action_cs = { &msi_custom_action_cs_debug, -1, 0, 0, 0, 0 };
  64
  65 static struct list msi_pending_custom_actions = LIST_INIT( msi_pending_custom_actions );
  66
  67 UINT msi_schedule_action( MSIPACKAGE *package, UINT script, const WCHAR *action )
  68 {
  69     UINT count;
  70     WCHAR **newbuf = NULL;
  71
  72     if (script >= TOTAL_SCRIPTS)
  73     {
  74         FIXME("Unknown script requested %u\n", script);
  75         return ERROR_FUNCTION_FAILED;
  76     }
  77     TRACE("Scheduling action %s in script %u\n", debugstr_w(action), script);
  78
  79     count = package->script->ActionCount[script];
  80     package->script->ActionCount[script]++;
  81     if (count != 0) newbuf = msi_realloc( package->script->Actions[script],
  82                                           package->script->ActionCount[script] * sizeof(WCHAR *) );
  83     else newbuf = msi_alloc( sizeof(WCHAR *) );
  84
  85     newbuf[count] = strdupW( action );
  86     package->script->Actions[script] = newbuf;
  87     return ERROR_SUCCESS;
  88 }
  89
  90 UINT msi_register_unique_action( MSIPACKAGE *package, const WCHAR *action )
  91 {
  92     UINT count;
  93     WCHAR **newbuf = NULL;
  94
  95     if (!package->script) return FALSE;
  96
  97     TRACE("Registering %s as unique action\n", debugstr_w(action));
  98
  99     count = package->script->UniqueActionsCount;
 100     package->script->UniqueActionsCount++;
 101     if (count != 0) newbuf = msi_realloc( package->script->UniqueActions,
 102                                           package->script->UniqueActionsCount * sizeof(WCHAR *) );
 103     else newbuf = msi_alloc( sizeof(WCHAR *) );
 104
 105     newbuf[count] = strdupW( action );
 106     package->script->UniqueActions = newbuf;
 107     return ERROR_SUCCESS;
 108 }
 109
 110 BOOL msi_action_is_unique( const MSIPACKAGE *package, const WCHAR *action )
 111 {
 112     UINT i;
 113
 114     if (!package->script) return FALSE;
 115
 116     for (i = 0; i < package->script->UniqueActionsCount; i++)
 117     {
 118         if (!strcmpW( package->script->UniqueActions[i], action )) return TRUE;
 119     }
 120     return FALSE;
 121 }
 122
 123 static BOOL check_execution_scheduling_options(MSIPACKAGE *package, LPCWSTR action, UINT options)
 124 {
 125     if (!package->script)
 126         return TRUE;
 127
 128     if ((options & msidbCustomActionTypeClientRepeat) ==
 129             msidbCustomActionTypeClientRepeat)
 130     {
 131         if (!(package->script->InWhatSequence & SEQUENCE_UI &&
 132             package->script->InWhatSequence & SEQUENCE_EXEC))
 133         {
 134             TRACE("Skipping action due to dbCustomActionTypeClientRepeat option.\n");
 135             return FALSE;
 136         }
 137     }
 138     else if (options & msidbCustomActionTypeFirstSequence)
 139     {
 140         if (package->script->InWhatSequence & SEQUENCE_UI &&
 141             package->script->InWhatSequence & SEQUENCE_EXEC )
 142         {
 143             TRACE("Skipping action due to msidbCustomActionTypeFirstSequence option.\n");
 144             return FALSE;
 145         }
 146     }
 147     else if (options & msidbCustomActionTypeOncePerProcess)
 148     {
 149         if (msi_action_is_unique(package, action))
 150         {
 151             TRACE("Skipping action due to msidbCustomActionTypeOncePerProcess option.\n");
 152             return FALSE;
 153         }
 154         else
 155             msi_register_unique_action(package, action);
 156     }
 157
 158     return TRUE;
 159 }
 160
 161 /* stores the following properties before the action:
 162  *
 163  *    [CustomActionData<=>UserSID<=>ProductCode]Action
 164  */
 165 static LPWSTR msi_get_deferred_action(LPCWSTR action, LPCWSTR actiondata,
 166                                       LPCWSTR usersid, LPCWSTR prodcode)
 167 {
 168     LPWSTR deferred;
 169     DWORD len;
 170
 171     static const WCHAR format[] = {
 172             '[','%','s','<','=','>','%','s','<','=','>','%','s',']','%','s',0
 173     };
 174
 175     if (!actiondata)
 176         return strdupW(action);
 177
 178     len = lstrlenW(action) + lstrlenW(actiondata) +
 179           lstrlenW(usersid) + lstrlenW(prodcode) +
 180           lstrlenW(format) - 7;
 181     deferred = msi_alloc(len * sizeof(WCHAR));
 182
 183     sprintfW(deferred, format, actiondata, usersid, prodcode, action);
 184     return deferred;
 185 }
 186
 187 static void set_deferred_action_props(MSIPACKAGE *package, LPWSTR deferred_data)
 188 {
 189     LPWSTR end, beg = deferred_data + 1;
 190
 191     static const WCHAR sep[] = {'<','=','>',0};
 192
 193     end = strstrW(beg, sep);
 194     *end = '\0';
 195     msi_set_property(package->db, szCustomActionData, beg);
 196     beg = end + 3;
 197
 198     end = strstrW(beg, sep);
 199     *end = '\0';
 200     msi_set_property(package->db, szUserSID, beg);
 201     beg = end + 3;
 202
 203     end = strchrW(beg, ']');
 204     *end = '\0';
 205     msi_set_property(package->db, szProductCode, beg);
 206 }
 207
 208 static MSIBINARY *create_temp_binary( MSIPACKAGE *package, LPCWSTR source, BOOL dll )
 209 {
 210     static const WCHAR query[] = {
 211         'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',
 212         '`','B','i' ,'n','a','r','y','`',' ','W','H','E','R','E',' ',
 213         '`','N','a','m','e','`',' ','=',' ','\'','%','s','\'',0};
 214     MSIRECORD *row;
 215     MSIBINARY *binary;
 216     HANDLE file;
 217     CHAR buffer[1024];
 218     WCHAR fmt[MAX_PATH], tmpfile[MAX_PATH];
 219     DWORD sz = MAX_PATH, write;
 220     UINT r;
 221
 222     if (msi_get_property(package->db, szTempFolder, fmt, &sz) != ERROR_SUCCESS)
 223         GetTempPathW(MAX_PATH, fmt);
 224
 225     if (!GetTempFileNameW( fmt, szMsi, 0, tmpfile ))
 226     {
 227         TRACE("unable to create temp file %s (%u)\n", debugstr_w(tmpfile), GetLastError());
 228         return NULL;
 229     }
 230
 231     row = MSI_QueryGetRecord(package->db, query, source);
 232     if (!row)
 233         return NULL;
 234
 235     if (!(binary = msi_alloc_zero( sizeof(MSIBINARY) )))
 236     {
 237         msiobj_release( &row->hdr );
 238         return NULL;
 239     }
 240     file = CreateFileW( tmpfile, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL );
 241     if (file == INVALID_HANDLE_VALUE)
 242     {
 243         msiobj_release( &row->hdr );
 244         msi_free( binary );
 245         return NULL;
 246     }
 247     do
 248     {
 249         sz = sizeof(buffer);
 250         r = MSI_RecordReadStream( row, 2, buffer, &sz );
 251         if (r != ERROR_SUCCESS)
 252         {
 253             ERR("Failed to get stream\n");
 254             break;
 255         }
 256         WriteFile( file, buffer, sz, &write, NULL );
 257     } while (sz == sizeof buffer);
 258
 259     CloseHandle( file );
 260     msiobj_release( &row->hdr );
 261     if (r != ERROR_SUCCESS)
 262     {
 263         DeleteFileW( tmpfile );
 264         msi_free( binary );
 265         return NULL;
 266     }
 267
 268     /* keep a reference to prevent the dll from being unloaded */
 269     if (dll && !(binary->module = LoadLibraryW( tmpfile )))
 270     {
 271         WARN( "failed to load dll %s (%u)\n", debugstr_w( tmpfile ), GetLastError() );
 272     }
 273     binary->source = strdupW( source );
 274     binary->tmpfile = strdupW( tmpfile );
 275     list_add_tail( &package->binaries, &binary->entry );
 276     return binary;
 277 }
 278
 279 static MSIBINARY *get_temp_binary( MSIPACKAGE *package, LPCWSTR source, BOOL dll )
 280 {
 281     MSIBINARY *binary;
 282
 283     LIST_FOR_EACH_ENTRY( binary, &package->binaries, MSIBINARY, entry )
 284     {
 285         if (!strcmpW( binary->source, source ))
 286             return binary;
 287     }
 288
 289     return create_temp_binary( package, source, dll );
 290 }
 291
 292 static void file_running_action(MSIPACKAGE* package, HANDLE Handle,
 293                                 BOOL process, LPCWSTR name)
 294 {
 295     MSIRUNNINGACTION *action;
 296
 297     action = msi_alloc( sizeof(MSIRUNNINGACTION) );
 298
 299     action->handle = Handle;
 300     action->process = process;
 301     action->name = strdupW(name);
 302
 303     list_add_tail( &package->RunningActions, &action->entry );
 304 }
 305
 306 static UINT custom_get_process_return( HANDLE process )
 307 {
 308     DWORD rc = 0;
 309
 310     GetExitCodeProcess( process, &rc );
 311     if (rc != 0)
 312         return ERROR_FUNCTION_FAILED;
 313     return ERROR_SUCCESS;
 314 }
 315
 316 static UINT custom_get_thread_return( MSIPACKAGE *package, HANDLE thread )
 317 {
 318     DWORD rc = 0;
 319
 320     GetExitCodeThread( thread, &rc );
 321
 322     switch (rc)
 323     {
 324     case ERROR_FUNCTION_NOT_CALLED:
 325     case ERROR_SUCCESS:
 326     case ERROR_INSTALL_USEREXIT:
 327     case ERROR_INSTALL_FAILURE:
 328         return rc;
 329     case ERROR_NO_MORE_ITEMS:
 330         return ERROR_SUCCESS;
 331     case ERROR_INSTALL_SUSPEND:
 332         ACTION_ForceReboot( package );
 333         return ERROR_SUCCESS;
 334     default:
 335         ERR("Invalid Return Code %d\n",rc);
 336         return ERROR_INSTALL_FAILURE;
 337     }
 338 }
 339
 340 static UINT wait_process_handle(MSIPACKAGE* package, UINT type,
 341                            HANDLE ProcessHandle, LPCWSTR name)
 342 {
 343     UINT rc = ERROR_SUCCESS;
 344
 345     if (!(type & msidbCustomActionTypeAsync))
 346     {
 347         TRACE("waiting for %s\n", debugstr_w(name));
 348
 349         msi_dialog_check_messages(ProcessHandle);
 350
 351         if (!(type & msidbCustomActionTypeContinue))
 352             rc = custom_get_process_return(ProcessHandle);
 353
 354         CloseHandle(ProcessHandle);
 355     }
 356     else
 357     {
 358         TRACE("%s running in background\n", debugstr_w(name));
 359
 360         if (!(type & msidbCustomActionTypeContinue))
 361             file_running_action(package, ProcessHandle, TRUE, name);
 362         else
 363             CloseHandle(ProcessHandle);
 364     }
 365
 366     return rc;
 367 }
 368
 369 typedef struct _msi_custom_action_info {
 370     struct list entry;
 371     LONG refs;
 372     MSIPACKAGE *package;
 373     LPWSTR source;
 374     LPWSTR target;
 375     HANDLE handle;
 376     LPWSTR action;
 377     INT type;
 378     GUID guid;
 379 } msi_custom_action_info;
 380
 381 static void release_custom_action_data( msi_custom_action_info *info )
 382 {
 383     EnterCriticalSection( &msi_custom_action_cs );
 384
 385     if (!--info->refs)
 386     {
 387         list_remove( &info->entry );
 388         if (info->handle)
 389             CloseHandle( info->handle );
 390         msi_free( info->action );
 391         msi_free( info->source );
 392         msi_free( info->target );
 393         msiobj_release( &info->package->hdr );
 394         msi_free( info );
 395     }
 396
 397     LeaveCriticalSection( &msi_custom_action_cs );
 398 }
 399
 400 /* must be called inside msi_custom_action_cs if info is in the pending custom actions list */
 401 static void addref_custom_action_data( msi_custom_action_info *info )
 402 {
 403     info->refs++;
 404  }
 405
 406 static UINT wait_thread_handle( msi_custom_action_info *info )
 407 {
 408     UINT rc = ERROR_SUCCESS;
 409
 410     if (!(info->type & msidbCustomActionTypeAsync))
 411     {
 412         TRACE("waiting for %s\n", debugstr_w( info->action ));
 413
 414         msi_dialog_check_messages( info->handle );
 415
 416         if (!(info->type & msidbCustomActionTypeContinue))
 417             rc = custom_get_thread_return( info->package, info->handle );
 418
 419         release_custom_action_data( info );
 420     }
 421     else
 422     {
 423         TRACE("%s running in background\n", debugstr_w( info->action ));
 424     }
 425
 426     return rc;
 427 }
 428
 429 static msi_custom_action_info *find_action_by_guid( const GUID *guid )
 430 {
 431     msi_custom_action_info *info;
 432     BOOL found = FALSE;
 433
 434     EnterCriticalSection( &msi_custom_action_cs );
 435
 436     LIST_FOR_EACH_ENTRY( info, &msi_pending_custom_actions, msi_custom_action_info, entry )
 437     {
 438         if (IsEqualGUID( &info->guid, guid ))
 439         {
 440             addref_custom_action_data( info );
 441             found = TRUE;
 442             break;
 443         }
 444     }
 445
 446     LeaveCriticalSection( &msi_custom_action_cs );
 447
 448     if (!found)
 449         return NULL;
 450
 451     return info;
 452 }
 453
 454 static void handle_msi_break( LPCWSTR target )
 455 {
 456     LPWSTR msg;
 457     WCHAR val[MAX_PATH];
 458
 459     static const WCHAR MsiBreak[] = { 'M','s','i','B','r','e','a','k',0 };
 460     static const WCHAR WindowsInstaller[] = {
 461         'W','i','n','d','o','w','s',' ','I','n','s','t','a','l','l','e','r',0
 462     };
 463
 464     static const WCHAR format[] = {
 465         'T','o',' ','d','e','b','u','g',' ','y','o','u','r',' ',
 466         'c','u','s','t','o','m',' ','a','c','t','i','o','n',',',' ',
 467         'a','t','t','a','c','h',' ','y','o','u','r',' ','d','e','b','u','g','g','e','r',' ',
 468         't','o',' ','p','r','o','c','e','s','s',' ','%','i',' ','(','0','x','%','X',')',' ',
 469         'a','n','d',' ','p','r','e','s','s',' ','O','K',0
 470     };
 471
 472     if( !GetEnvironmentVariableW( MsiBreak, val, MAX_PATH ))
 473         return;
 474
 475     if( strcmpiW( val, target ))
 476         return;
 477
 478     msg = msi_alloc( (lstrlenW(format) + 10) * sizeof(WCHAR) );
 479     if (!msg)
 480         return;
 481
 482     wsprintfW( msg, format, GetCurrentProcessId(), GetCurrentProcessId());
 483     MessageBoxW( NULL, msg, WindowsInstaller, MB_OK);
 484     msi_free(msg);
 485     DebugBreak();
 486 }
 487
 488 static UINT get_action_info( const GUID *guid, INT *type, MSIHANDLE *handle,
 489                              BSTR *dll, BSTR *funcname,
 490                              IWineMsiRemotePackage **package )
 491 {
 492     IClassFactory *cf = NULL;
 493     IWineMsiRemoteCustomAction *rca = NULL;
 494     HRESULT r;
 495
 496     r = DllGetClassObject( &CLSID_WineMsiRemoteCustomAction,
 497                            &IID_IClassFactory, (LPVOID *)&cf );
 498     if (FAILED(r))
 499     {
 500         ERR("failed to get IClassFactory interface\n");
 501         return ERROR_FUNCTION_FAILED;
 502     }
 503
 504     r = IClassFactory_CreateInstance( cf, NULL, &IID_IWineMsiRemoteCustomAction, (LPVOID *)&rca );
 505     if (FAILED(r))
 506     {
 507         ERR("failed to get IWineMsiRemoteCustomAction interface\n");
 508         return ERROR_FUNCTION_FAILED;
 509     }
 510
 511     r = IWineMsiRemoteCustomAction_GetActionInfo( rca, guid, type, handle, dll, funcname, package );
 512     IWineMsiRemoteCustomAction_Release( rca );
 513     if (FAILED(r))
 514     {
 515         ERR("GetActionInfo failed\n");
 516         return ERROR_FUNCTION_FAILED;
 517     }
 518
 519     return ERROR_SUCCESS;
 520 }
 521
 522 #ifdef __i386__
 523 extern UINT CUSTOMPROC_wrapper( MsiCustomActionEntryPoint proc, MSIHANDLE handle );
 524 __ASM_GLOBAL_FUNC( CUSTOMPROC_wrapper,
 525     "pushl %ebp\n\t"
 526     __ASM_CFI(".cfi_adjust_cfa_offset 4\n\t")
 527     __ASM_CFI(".cfi_rel_offset %ebp,0\n\t")
 528     "movl %esp,%ebp\n\t"
 529     __ASM_CFI(".cfi_def_cfa_register %ebp\n\t")
 530     "pushl 12(%ebp)\n\t"
 531     "movl 8(%ebp),%eax\n\t"
 532     "call *%eax\n\t"
 533     "leave\n\t"
 534     __ASM_CFI(".cfi_def_cfa %esp,4\n\t")
 535     __ASM_CFI(".cfi_same_value %ebp\n\t")
 536     "ret" )
 537 #else
 538 static inline UINT CUSTOMPROC_wrapper( MsiCustomActionEntryPoint proc, MSIHANDLE handle )
 539 {
 540     return proc(handle);
 541 }
 542 #endif
 543
 544 static DWORD ACTION_CallDllFunction( const GUID *guid )
 545 {
 546     MsiCustomActionEntryPoint fn;
 547     MSIHANDLE hPackage, handle;
 548     HANDLE hModule;
 549     LPSTR proc;
 550     UINT r = ERROR_FUNCTION_FAILED;
 551     BSTR dll = NULL, function = NULL;
 552     INT type;
 553     IWineMsiRemotePackage *remote_package = NULL;
 554
 555     TRACE("%s\n", debugstr_guid( guid ));
 556
 557     r = get_action_info( guid, &type, &handle, &dll, &function, &remote_package );
 558     if (r != ERROR_SUCCESS)
 559         return r;
 560
 561     hModule = LoadLibraryW( dll );
 562     if (!hModule)
 563     {
 564         WARN( "failed to load dll %s (%u)\n", debugstr_w( dll ), GetLastError() );
 565         return ERROR_SUCCESS;
 566     }
 567
 568     proc = strdupWtoA( function );
 569     fn = (MsiCustomActionEntryPoint) GetProcAddress( hModule, proc );
 570     msi_free( proc );
 571     if (fn)
 572     {
 573         hPackage = alloc_msi_remote_handle( (IUnknown *)remote_package );
 574         if (hPackage)
 575         {
 576             IWineMsiRemotePackage_SetMsiHandle( remote_package, handle );
 577             TRACE("calling %s\n", debugstr_w( function ) );
 578             handle_msi_break( function );
 579
 580             __TRY
 581             {
 582                 r = CUSTOMPROC_wrapper( fn, hPackage );
 583             }
 584             __EXCEPT_PAGE_FAULT
 585             {
 586                 ERR("Custom action (%s:%s) caused a page fault: %08x\n",
 587                     debugstr_w(dll), debugstr_w(function), GetExceptionCode());
 588                 r = ERROR_SUCCESS;
 589             }
 590             __ENDTRY;
 591
 592             MsiCloseHandle( hPackage );
 593         }
 594         else
 595             ERR("failed to create handle for %p\n", remote_package );
 596     }
 597     else
 598         ERR("GetProcAddress(%s) failed\n", debugstr_w( function ) );
 599
 600     FreeLibrary(hModule);
 601
 602     IWineMsiRemotePackage_Release( remote_package );
 603     SysFreeString( dll );
 604     SysFreeString( function );
 605     MsiCloseHandle( handle );
 606
 607     return r;
 608 }
 609
 610 static DWORD WINAPI DllThread( LPVOID arg )
 611 {
 612     LPGUID guid = arg;
 613     DWORD rc = 0;
 614
 615     TRACE("custom action (%x) started\n", GetCurrentThreadId() );
 616
 617     rc = ACTION_CallDllFunction( guid );
 618
 619     TRACE("custom action (%x) returned %i\n", GetCurrentThreadId(), rc );
 620
 621     MsiCloseAllHandles();
 622     return rc;
 623 }
 624
 625 static DWORD ACTION_CAInstallPackage(const GUID *guid)
 626 {
 627     msi_custom_action_info *info;
 628     UINT r = ERROR_FUNCTION_FAILED;
 629     INSTALLUILEVEL old_level;
 630
 631     info = find_action_by_guid(guid);
 632     if (!info)
 633     {
 634         ERR("failed to find action %s\n", debugstr_guid(guid));
 635         return r;
 636     }
 637
 638     old_level = MsiSetInternalUI(INSTALLUILEVEL_BASIC, NULL);
 639     r = MsiInstallProductW(info->source, info->target);
 640     MsiSetInternalUI(old_level, NULL);
 641
 642     release_custom_action_data(info);
 643
 644     return r;
 645 }
 646
 647 static DWORD WINAPI ConcurrentInstallThread(LPVOID arg)
 648 {
 649     LPGUID guid = arg;
 650     DWORD rc;
 651
 652     TRACE("concurrent installation (%x) started\n", GetCurrentThreadId());
 653
 654     rc = ACTION_CAInstallPackage(guid);
 655
 656     TRACE("concurrent installation (%x) returned %i\n", GetCurrentThreadId(), rc);
 657
 658     MsiCloseAllHandles();
 659     return rc;
 660 }
 661
 662 static msi_custom_action_info *do_msidbCustomActionTypeDll(
 663     MSIPACKAGE *package, INT type, LPCWSTR source, LPCWSTR target, LPCWSTR action )
 664 {
 665     msi_custom_action_info *info;
 666
 667     info = msi_alloc( sizeof *info );
 668     if (!info)
 669         return NULL;
 670
 671     msiobj_addref( &package->hdr );
 672     info->refs = 2; /* 1 for our caller and 1 for thread we created */
 673     info->package = package;
 674     info->type = type;
 675     info->target = strdupW( target );
 676     info->source = strdupW( source );
 677     info->action = strdupW( action );
 678     CoCreateGuid( &info->guid );
 679
 680     EnterCriticalSection( &msi_custom_action_cs );
 681     list_add_tail( &msi_pending_custom_actions, &info->entry );
 682     LeaveCriticalSection( &msi_custom_action_cs );
 683
 684     info->handle = CreateThread( NULL, 0, DllThread, &info->guid, 0, NULL );
 685     if (!info->handle)
 686     {
 687         /* release both references */
 688         release_custom_action_data( info );
 689         release_custom_action_data( info );
 690         return NULL;
 691     }
 692
 693     return info;
 694 }
 695
 696 static msi_custom_action_info *do_msidbCAConcurrentInstall(
 697     MSIPACKAGE *package, INT type, LPCWSTR source, LPCWSTR target, LPCWSTR action)
 698 {
 699     msi_custom_action_info *info;
 700
 701     info = msi_alloc( sizeof *info );
 702     if (!info)
 703         return NULL;
 704
 705     msiobj_addref( &package->hdr );
 706     info->refs = 2; /* 1 for our caller and 1 for thread we created */
 707     info->package = package;
 708     info->type = type;
 709     info->target = strdupW( target );
 710     info->source = strdupW( source );
 711     info->action = strdupW( action );
 712     CoCreateGuid( &info->guid );
 713
 714     EnterCriticalSection( &msi_custom_action_cs );
 715     list_add_tail( &msi_pending_custom_actions, &info->entry );
 716     LeaveCriticalSection( &msi_custom_action_cs );
 717
 718     info->handle = CreateThread( NULL, 0, ConcurrentInstallThread, &info->guid, 0, NULL );
 719     if (!info->handle)
 720     {
 721         /* release both references */
 722         release_custom_action_data( info );
 723         release_custom_action_data( info );
 724         return NULL;
 725     }
 726
 727     return info;
 728 }
 729
 730 static UINT HANDLE_CustomType23(MSIPACKAGE *package, LPCWSTR source,
 731                                 LPCWSTR target, const INT type, LPCWSTR action)
 732 {
 733     msi_custom_action_info *info;
 734     WCHAR package_path[MAX_PATH];
 735     DWORD size;
 736     UINT r;
 737
 738     size = MAX_PATH;
 739     msi_get_property(package->db, szSourceDir, package_path, &size);
 740     lstrcatW(package_path, szBackSlash);
 741     lstrcatW(package_path, source);
 742
 743     TRACE("Installing package %s concurrently\n", debugstr_w(package_path));
 744
 745     info = do_msidbCAConcurrentInstall(package, type, package_path, target, action);
 746
 747     r = wait_thread_handle(info);
 748     release_custom_action_data( info );
 749     return r;
 750 }
 751
 752 static UINT HANDLE_CustomType1(MSIPACKAGE *package, LPCWSTR source,
 753                                LPCWSTR target, const INT type, LPCWSTR action)
 754 {
 755     msi_custom_action_info *info;
 756     MSIBINARY *binary;
 757     UINT r;
 758
 759     if (!(binary = get_temp_binary( package, source, TRUE )))
 760         return ERROR_FUNCTION_FAILED;
 761
 762     TRACE("Calling function %s from %s\n", debugstr_w(target), debugstr_w(binary->tmpfile));
 763
 764     info = do_msidbCustomActionTypeDll( package, type, binary->tmpfile, target, action );
 765
 766     r = wait_thread_handle( info );
 767     release_custom_action_data( info );
 768     return r;
 769 }
 770
 771 static HANDLE execute_command( const WCHAR *app, WCHAR *arg, const WCHAR *dir )
 772 {
 773     static const WCHAR dotexeW[] = {'.','e','x','e',0};
 774     STARTUPINFOW si;
 775     PROCESS_INFORMATION info;
 776     WCHAR *exe = NULL, *cmd = NULL, *p;
 777     BOOL ret;
 778
 779     if (app)
 780     {
 781         int len_arg = 0;
 782         DWORD len_exe;
 783
 784         if (!(exe = msi_alloc( MAX_PATH * sizeof(WCHAR) ))) return INVALID_HANDLE_VALUE;
 785         len_exe = SearchPathW( NULL, app, dotexeW, MAX_PATH, exe, NULL );
 786         if (len_exe >= MAX_PATH)
 787         {
 788             msi_free( exe );
 789             if (!(exe = msi_alloc( len_exe * sizeof(WCHAR) ))) return INVALID_HANDLE_VALUE;
 790             len_exe = SearchPathW( NULL, app, dotexeW, len_exe, exe, NULL );
 791         }
 792         if (!len_exe)
 793         {
 794             WARN("can't find executable %u\n", GetLastError());
 795             msi_free( exe );
 796             return INVALID_HANDLE_VALUE;
 797         }
 798
 799         if (arg) len_arg = strlenW( arg );
 800         if (!(cmd = msi_alloc( (len_exe + len_arg + 4) * sizeof(WCHAR) )))
 801         {
 802             msi_free( exe );
 803             return INVALID_HANDLE_VALUE;
 804         }
 805         p = cmd;
 806         if (strchrW( exe, ' ' ))
 807         {
 808             *p++ = '\"';
 809             memcpy( p, exe, len_exe * sizeof(WCHAR) );
 810             p += len_exe;
 811             *p++ = '\"';
 812             *p = 0;
 813         }
 814         else
 815         {
 816             strcpyW( p, exe );
 817             p += len_exe;
 818         }
 819         if (arg)
 820         {
 821             *p++ = ' ';
 822             memcpy( p, arg, len_arg * sizeof(WCHAR) );
 823             p[len_arg] = 0;
 824         }
 825     }
 826     memset( &si, 0, sizeof(STARTUPINFOW) );
 827     ret = CreateProcessW( exe, exe ? cmd : arg, NULL, NULL, FALSE, 0, NULL, dir, &si, &info );
 828     msi_free( cmd );
 829     msi_free( exe );
 830     if (!ret)
 831     {
 832         WARN("unable to execute command %u\n", GetLastError());
 833         return INVALID_HANDLE_VALUE;
 834     }
 835     CloseHandle( info.hThread );
 836     return info.hProcess;
 837 }
 838
 839 static UINT HANDLE_CustomType2(MSIPACKAGE *package, LPCWSTR source,
 840                                LPCWSTR target, const INT type, LPCWSTR action)
 841 {
 842     MSIBINARY *binary;
 843     HANDLE handle;
 844     WCHAR *arg;
 845
 846     if (!(binary = get_temp_binary( package, source, FALSE ))) return ERROR_FUNCTION_FAILED;
 847
 848     deformat_string( package, target, &arg );
 849     TRACE("exe %s arg %s\n", debugstr_w(binary->tmpfile), debugstr_w(arg));
 850
 851     handle = execute_command( binary->tmpfile, arg, szCRoot );
 852     msi_free( arg );
 853     if (handle == INVALID_HANDLE_VALUE) return ERROR_SUCCESS;
 854     return wait_process_handle( package, type, handle, action );
 855 }
 856
 857 static UINT HANDLE_CustomType17(MSIPACKAGE *package, LPCWSTR source,
 858                                 LPCWSTR target, const INT type, LPCWSTR action)
 859 {
 860     msi_custom_action_info *info;
 861     MSIFILE *file;
 862     UINT r;
 863
 864     TRACE("%s %s\n", debugstr_w(source), debugstr_w(target));
 865
 866     file = msi_get_loaded_file( package, source );
 867     if (!file)
 868     {
 869         ERR("invalid file key %s\n", debugstr_w( source ));
 870         return ERROR_FUNCTION_FAILED;
 871     }
 872
 873     info = do_msidbCustomActionTypeDll( package, type, file->TargetPath, target, action );
 874
 875     r = wait_thread_handle( info );
 876     release_custom_action_data( info );
 877     return r;
 878 }
 879
 880 static UINT HANDLE_CustomType18(MSIPACKAGE *package, LPCWSTR source,
 881                                 LPCWSTR target, const INT type, LPCWSTR action)
 882 {
 883     MSIFILE *file;
 884     HANDLE handle;
 885     WCHAR *arg;
 886
 887     if (!(file = msi_get_loaded_file( package, source ))) return ERROR_FUNCTION_FAILED;
 888
 889     deformat_string( package, target, &arg );
 890     TRACE("exe %s arg %s\n", debugstr_w(file->TargetPath), debugstr_w(arg));
 891
 892     handle = execute_command( file->TargetPath, arg, szCRoot );
 893     msi_free( arg );
 894     if (handle == INVALID_HANDLE_VALUE) return ERROR_SUCCESS;
 895     return wait_process_handle( package, type, handle, action );
 896 }
 897
 898 static UINT HANDLE_CustomType19(MSIPACKAGE *package, LPCWSTR source,
 899                                 LPCWSTR target, const INT type, LPCWSTR action)
 900 {
 901     static const WCHAR query[] = {
 902       'S','E','L','E','C','T',' ','`','M','e','s','s','a','g','e','`',' ',
 903       'F','R','O','M',' ','`','E','r','r','o','r','`',' ',
 904       'W','H','E','R','E',' ','`','E','r','r','o','r','`',' ','=',' ',
 905       '%','s',0
 906     };
 907     MSIRECORD *row = 0;
 908     LPWSTR deformated = NULL;
 909
 910     deformat_string( package, target, &deformated );
 911
 912     /* first try treat the error as a number */
 913     row = MSI_QueryGetRecord( package->db, query, deformated );
 914     if( row )
 915     {
 916         LPCWSTR error = MSI_RecordGetString( row, 1 );
 917         if ((gUILevel & INSTALLUILEVEL_MASK) != INSTALLUILEVEL_NONE)
 918             MessageBoxW( NULL, error, NULL, MB_OK );
 919         msiobj_release( &row->hdr );
 920     }
 921     else if ((gUILevel & INSTALLUILEVEL_MASK) != INSTALLUILEVEL_NONE)
 922         MessageBoxW( NULL, deformated, NULL, MB_OK );
 923
 924     msi_free( deformated );
 925
 926     return ERROR_INSTALL_FAILURE;
 927 }
 928
 929 static UINT HANDLE_CustomType50(MSIPACKAGE *package, LPCWSTR source,
 930                                 LPCWSTR target, const INT type, LPCWSTR action)
 931 {
 932     WCHAR *exe, *arg;
 933     HANDLE handle;
 934
 935     if (!(exe = msi_dup_property( package->db, source ))) return ERROR_SUCCESS;
 936
 937     deformat_string( package, target, &arg );
 938     TRACE("exe %s arg %s\n", debugstr_w(exe), debugstr_w(arg));
 939
 940     handle = execute_command( exe, arg, szCRoot );
 941     msi_free( arg );
 942     if (handle == INVALID_HANDLE_VALUE) return ERROR_SUCCESS;
 943     return wait_process_handle( package, type, handle, action );
 944 }
 945
 946 static UINT HANDLE_CustomType34(MSIPACKAGE *package, LPCWSTR source,
 947                                 LPCWSTR target, const INT type, LPCWSTR action)
 948 {
 949     const WCHAR *workingdir;
 950     HANDLE handle;
 951     WCHAR *cmd;
 952
 953     workingdir = msi_get_target_folder( package, source );
 954     if (!workingdir) return ERROR_FUNCTION_FAILED;
 955
 956     deformat_string( package, target, &cmd );
 957     if (!cmd) return ERROR_FUNCTION_FAILED;
 958
 959     TRACE("cmd %s dir %s\n", debugstr_w(cmd), debugstr_w(workingdir));
 960
 961     handle = execute_command( NULL, cmd, workingdir );
 962     msi_free( cmd );
 963     if (handle == INVALID_HANDLE_VALUE) return ERROR_SUCCESS;
 964     return wait_process_handle( package, type, handle, action );
 965 }
 966
 967 static DWORD ACTION_CallScript( const GUID *guid )
 968 {
 969     msi_custom_action_info *info;
 970     MSIHANDLE hPackage;
 971     UINT r;
 972
 973     info = find_action_by_guid( guid );
 974     if (!info)
 975     {
 976         ERR("failed to find action %s\n", debugstr_guid( guid) );
 977         return ERROR_FUNCTION_FAILED;
 978     }
 979
 980     TRACE("function %s, script %s\n", debugstr_w( info->target ), debugstr_w( info->source ) );
 981
 982     hPackage = alloc_msihandle( &info->package->hdr );
 983     if (hPackage)
 984     {
 985         r = call_script( hPackage, info->type, info->source, info->target, info->action );
 986         TRACE("script returned %u\n", r);
 987         MsiCloseHandle( hPackage );
 988     }
 989     else
 990         ERR("failed to create handle for %p\n", info->package );
 991
 992     release_custom_action_data( info );
 993     return S_OK;
 994 }
 995
 996 static DWORD WINAPI ScriptThread( LPVOID arg )
 997 {
 998     LPGUID guid = arg;
 999     DWORD rc = 0;
1000
1001     TRACE("custom action (%x) started\n", GetCurrentThreadId() );
1002
1003     rc = ACTION_CallScript( guid );
1004
1005     TRACE("custom action (%x) returned %i\n", GetCurrentThreadId(), rc );
1006
1007     MsiCloseAllHandles();
1008     return rc;
1009 }
1010
1011 static msi_custom_action_info *do_msidbCustomActionTypeScript(
1012     MSIPACKAGE *package, INT type, LPCWSTR script, LPCWSTR function, LPCWSTR action )
1013 {
1014     msi_custom_action_info *info;
1015
1016     info = msi_alloc( sizeof *info );
1017     if (!info)
1018         return NULL;
1019
1020     msiobj_addref( &package->hdr );
1021     info->refs = 2; /* 1 for our caller and 1 for thread we created */
1022     info->package = package;
1023     info->type = type;
1024     info->target = strdupW( function );
1025     info->source = strdupW( script );
1026     info->action = strdupW( action );
1027     CoCreateGuid( &info->guid );
1028
1029     EnterCriticalSection( &msi_custom_action_cs );
1030     list_add_tail( &msi_pending_custom_actions, &info->entry );
1031     LeaveCriticalSection( &msi_custom_action_cs );
1032
1033     info->handle = CreateThread( NULL, 0, ScriptThread, &info->guid, 0, NULL );
1034     if (!info->handle)
1035     {
1036         /* release both references */
1037         release_custom_action_data( info );
1038         release_custom_action_data( info );
1039         return NULL;
1040     }
1041
1042     return info;
1043 }
1044
1045 static UINT HANDLE_CustomType37_38(MSIPACKAGE *package, LPCWSTR source,
1046                                LPCWSTR target, const INT type, LPCWSTR action)
1047 {
1048     UINT r;
1049     msi_custom_action_info *info;
1050
1051     TRACE("%s %s\n", debugstr_w(source), debugstr_w(target));
1052
1053     info = do_msidbCustomActionTypeScript( package, type, target, NULL, action );
1054
1055     r = wait_thread_handle( info );
1056     release_custom_action_data( info );
1057     return r;
1058 }
1059
1060 static UINT HANDLE_CustomType5_6(MSIPACKAGE *package, LPCWSTR source,
1061                                LPCWSTR target, const INT type, LPCWSTR action)
1062 {
1063     static const WCHAR query[] = {
1064         'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',
1065         '`','B','i' ,'n','a','r','y','`',' ','W','H','E','R','E',' ',
1066         '`','N','a','m','e','`',' ','=',' ','\'','%','s','\'',0};
1067     MSIRECORD *row = 0;
1068     msi_custom_action_info *info;
1069     CHAR *buffer = NULL;
1070     WCHAR *bufferw = NULL;
1071     DWORD sz = 0;
1072     UINT r;
1073
1074     TRACE("%s %s\n", debugstr_w(source), debugstr_w(target));
1075
1076     row = MSI_QueryGetRecord(package->db, query, source);
1077     if (!row)
1078         return ERROR_FUNCTION_FAILED;
1079
1080     r = MSI_RecordReadStream(row, 2, NULL, &sz);
1081     if (r != ERROR_SUCCESS) return r;
1082
1083     buffer = msi_alloc( sz + 1 );
1084     if (!buffer) return ERROR_FUNCTION_FAILED;
1085
1086     r = MSI_RecordReadStream(row, 2, buffer, &sz);
1087     if (r != ERROR_SUCCESS)
1088         goto done;
1089
1090     buffer[sz] = 0;
1091     bufferw = strdupAtoW(buffer);
1092     if (!bufferw)
1093     {
1094         r = ERROR_FUNCTION_FAILED;
1095         goto done;
1096     }
1097
1098     info = do_msidbCustomActionTypeScript( package, type, bufferw, target, action );
1099     r = wait_thread_handle( info );
1100     release_custom_action_data( info );
1101
1102 done:
1103     msi_free(bufferw);
1104     msi_free(buffer);
1105     return r;
1106 }
1107
1108 static UINT HANDLE_CustomType21_22(MSIPACKAGE *package, LPCWSTR source,
1109                                LPCWSTR target, const INT type, LPCWSTR action)
1110 {
1111     msi_custom_action_info *info;
1112     MSIFILE *file;
1113     HANDLE hFile;
1114     DWORD sz, szHighWord = 0, read;
1115     CHAR *buffer=NULL;
1116     WCHAR *bufferw=NULL;
1117     BOOL bRet;
1118     UINT r;
1119
1120     TRACE("%s %s\n", debugstr_w(source), debugstr_w(target));
1121
1122     file = msi_get_loaded_file(package, source);
1123     if (!file)
1124     {
1125         ERR("invalid file key %s\n", debugstr_w(source));
1126         return ERROR_FUNCTION_FAILED;
1127     }
1128
1129     hFile = CreateFileW(file->TargetPath, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
1130     if (hFile == INVALID_HANDLE_VALUE) return ERROR_FUNCTION_FAILED;
1131
1132     sz = GetFileSize(hFile, &szHighWord);
1133     if (sz == INVALID_FILE_SIZE || szHighWord != 0)
1134     {
1135         CloseHandle(hFile);
1136         return ERROR_FUNCTION_FAILED;
1137     }
1138     buffer = msi_alloc( sz + 1 );
1139     if (!buffer)
1140     {
1141         CloseHandle(hFile);
1142         return ERROR_FUNCTION_FAILED;
1143     }
1144     bRet = ReadFile(hFile, buffer, sz, &read, NULL);
1145     CloseHandle(hFile);
1146     if (!bRet)
1147     {
1148         r = ERROR_FUNCTION_FAILED;
1149         goto done;
1150     }
1151     buffer[read] = 0;
1152     bufferw = strdupAtoW(buffer);
1153     if (!bufferw)
1154     {
1155         r = ERROR_FUNCTION_FAILED;
1156         goto done;
1157     }
1158     info = do_msidbCustomActionTypeScript( package, type, bufferw, target, action );
1159     r = wait_thread_handle( info );
1160     release_custom_action_data( info );
1161
1162 done:
1163     msi_free(bufferw);
1164     msi_free(buffer);
1165     return r;
1166 }
1167
1168 static UINT HANDLE_CustomType53_54(MSIPACKAGE *package, LPCWSTR source,
1169                                LPCWSTR target, const INT type, LPCWSTR action)
1170 {
1171     msi_custom_action_info *info;
1172     WCHAR *prop;
1173     UINT r;
1174
1175     TRACE("%s %s\n", debugstr_w(source), debugstr_w(target));
1176
1177     prop = msi_dup_property( package->db, source );
1178     if (!prop) return ERROR_SUCCESS;
1179
1180     info = do_msidbCustomActionTypeScript( package, type, prop, NULL, action );
1181     msi_free(prop);
1182     r = wait_thread_handle( info );
1183     release_custom_action_data( info );
1184     return r;
1185 }
1186
1187 UINT ACTION_CustomAction(MSIPACKAGE *package, LPCWSTR action, UINT script, BOOL execute)
1188 {
1189     static const WCHAR query[] = {
1190         'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',
1191         '`','C','u','s','t','o','m','A','c','t','i','o','n','`',' ','W','H','E','R','E',' ',
1192         '`','A','c','t','i' ,'o','n','`',' ','=',' ','\'','%','s','\'',0};
1193     UINT rc = ERROR_SUCCESS;
1194     MSIRECORD *row;
1195     UINT type;
1196     LPCWSTR source, target;
1197     LPWSTR ptr, deferred_data = NULL;
1198     LPWSTR deformated = NULL, action_copy = strdupW(action);
1199
1200     /* deferred action: [properties]Action */
1201     if ((ptr = strrchrW(action_copy, ']')))
1202     {
1203         deferred_data = action_copy;
1204         action = ptr + 1;
1205     }
1206
1207     row = MSI_QueryGetRecord( package->db, query, action );
1208     if (!row)
1209     {
1210         msi_free(action_copy);
1211         return ERROR_CALL_NOT_IMPLEMENTED;
1212     }
1213
1214     type = MSI_RecordGetInteger(row,2);
1215
1216     source = MSI_RecordGetString(row,3);
1217     target = MSI_RecordGetString(row,4);
1218
1219     TRACE("Handling custom action %s (%x %s %s)\n",debugstr_w(action),type,
1220           debugstr_w(source), debugstr_w(target));
1221
1222     /* handle some of the deferred actions */
1223     if (type & msidbCustomActionTypeTSAware)
1224         FIXME("msidbCustomActionTypeTSAware not handled\n");
1225
1226     if (type & msidbCustomActionTypeInScript)
1227     {
1228         if (type & msidbCustomActionTypeNoImpersonate)
1229             WARN("msidbCustomActionTypeNoImpersonate not handled\n");
1230
1231         if (!execute)
1232         {
1233             LPWSTR actiondata = msi_dup_property(package->db, action);
1234             LPWSTR usersid = msi_dup_property(package->db, szUserSID);
1235             LPWSTR prodcode = msi_dup_property(package->db, szProductCode);
1236             LPWSTR deferred = msi_get_deferred_action(action, actiondata, usersid, prodcode);
1237
1238             if (type & msidbCustomActionTypeCommit)
1239             {
1240                 TRACE("Deferring commit action\n");
1241                 msi_schedule_action(package, COMMIT_SCRIPT, deferred);
1242             }
1243             else if (type & msidbCustomActionTypeRollback)
1244             {
1245                 TRACE("Deferring rollback action\n");
1246                 msi_schedule_action(package, ROLLBACK_SCRIPT, deferred);
1247             }
1248             else
1249             {
1250                 TRACE("Deferring action\n");
1251                 msi_schedule_action(package, INSTALL_SCRIPT, deferred);
1252             }
1253
1254             rc = ERROR_SUCCESS;
1255             msi_free(actiondata);
1256             msi_free(usersid);
1257             msi_free(prodcode);
1258             msi_free(deferred);
1259             goto end;
1260         }
1261         else
1262         {
1263             LPWSTR actiondata = msi_dup_property( package->db, action );
1264
1265             if (type & msidbCustomActionTypeInScript)
1266                 package->scheduled_action_running = TRUE;
1267
1268             if (type & msidbCustomActionTypeCommit)
1269                 package->commit_action_running = TRUE;
1270
1271             if (type & msidbCustomActionTypeRollback)
1272                 package->rollback_action_running = TRUE;
1273
1274             if (deferred_data)
1275                 set_deferred_action_props(package, deferred_data);
1276             else if (actiondata)
1277                 msi_set_property(package->db, szCustomActionData, actiondata);
1278             else
1279                 msi_set_property(package->db, szCustomActionData, szEmpty);
1280
1281             msi_free(actiondata);
1282         }
1283     }
1284     else if (!check_execution_scheduling_options(package,action,type))
1285     {
1286         rc = ERROR_SUCCESS;
1287         goto end;
1288     }
1289
1290     switch (type & CUSTOM_ACTION_TYPE_MASK)
1291     {
1292         case 1: /* DLL file stored in a Binary table stream */
1293             rc = HANDLE_CustomType1(package,source,target,type,action);
1294             break;
1295         case 2: /* EXE file stored in a Binary table stream */
1296             rc = HANDLE_CustomType2(package,source,target,type,action);
1297             break;
1298         case 18: /*EXE file installed with package */
1299             rc = HANDLE_CustomType18(package,source,target,type,action);
1300             break;
1301         case 19: /* Error that halts install */
1302             rc = HANDLE_CustomType19(package,source,target,type,action);
1303             break;
1304         case 17:
1305             rc = HANDLE_CustomType17(package,source,target,type,action);
1306             break;
1307         case 23: /* installs another package in the source tree */
1308             deformat_string(package,target,&deformated);
1309             rc = HANDLE_CustomType23(package,source,deformated,type,action);
1310             msi_free(deformated);
1311             break;
1312         case 50: /*EXE file specified by a property value */
1313             rc = HANDLE_CustomType50(package,source,target,type,action);
1314             break;
1315         case 34: /*EXE to be run in specified directory */
1316             rc = HANDLE_CustomType34(package,source,target,type,action);
1317             break;
1318         case 35: /* Directory set with formatted text. */
1319             deformat_string(package,target,&deformated);
1320             MSI_SetTargetPathW(package, source, deformated);
1321             msi_free(deformated);
1322             break;
1323         case 51: /* Property set with formatted text. */
1324             if (!source)
1325                 break;
1326
1327             deformat_string(package,target,&deformated);
1328             rc = msi_set_property( package->db, source, deformated );
1329             if (rc == ERROR_SUCCESS && !strcmpW( source, szSourceDir ))
1330                 msi_reset_folders( package, TRUE );
1331             msi_free(deformated);
1332             break;
1333     case 37: /* JScript/VBScript text stored in target column. */
1334     case 38:
1335         rc = HANDLE_CustomType37_38(package,source,target,type,action);
1336         break;
1337     case 5:
1338     case 6: /* JScript/VBScript file stored in a Binary table stream. */
1339         rc = HANDLE_CustomType5_6(package,source,target,type,action);
1340         break;
1341     case 21: /* JScript/VBScript file installed with the product. */
1342     case 22:
1343         rc = HANDLE_CustomType21_22(package,source,target,type,action);
1344         break;
1345     case 53: /* JScript/VBScript text specified by a property value. */
1346     case 54:
1347         rc = HANDLE_CustomType53_54(package,source,target,type,action);
1348         break;
1349     default:
1350         FIXME("unhandled action type %u (%s %s)\n", type & CUSTOM_ACTION_TYPE_MASK,
1351               debugstr_w(source), debugstr_w(target));
1352     }
1353
1354 end:
1355     package->scheduled_action_running = FALSE;
1356     package->commit_action_running = FALSE;
1357     package->rollback_action_running = FALSE;
1358     msi_free(action_copy);
1359     msiobj_release(&row->hdr);
1360     return rc;
1361 }
1362
1363 void ACTION_FinishCustomActions(const MSIPACKAGE* package)
1364 {
1365     struct list *item;
1366     HANDLE *wait_handles;
1367     unsigned int handle_count, i;
1368     msi_custom_action_info *info, *cursor;
1369
1370     while ((item = list_head( &package->RunningActions )))
1371     {
1372         MSIRUNNINGACTION *action = LIST_ENTRY( item, MSIRUNNINGACTION, entry );
1373
1374         list_remove( &action->entry );
1375
1376         TRACE("waiting for %s\n", debugstr_w( action->name ) );
1377         msi_dialog_check_messages( action->handle );
1378
1379         CloseHandle( action->handle );
1380         msi_free( action->name );
1381         msi_free( action );
1382     }
1383
1384     EnterCriticalSection( &msi_custom_action_cs );
1385
1386     handle_count = list_count( &msi_pending_custom_actions );
1387     wait_handles = msi_alloc( handle_count * sizeof(HANDLE) );
1388
1389     handle_count = 0;
1390     LIST_FOR_EACH_ENTRY_SAFE( info, cursor, &msi_pending_custom_actions, msi_custom_action_info, entry )
1391     {
1392         if (info->package == package )
1393         {
1394             if (DuplicateHandle(GetCurrentProcess(), info->handle, GetCurrentProcess(), &wait_handles[handle_count], SYNCHRONIZE, FALSE, 0))
1395                 handle_count++;
1396         }
1397     }
1398
1399     LeaveCriticalSection( &msi_custom_action_cs );
1400
1401     for (i = 0; i < handle_count; i++)
1402     {
1403         msi_dialog_check_messages( wait_handles[i] );
1404         CloseHandle( wait_handles[i] );
1405     }
1406
1407     msi_free( wait_handles );
1408 }
1409
1410 typedef struct _msi_custom_remote_impl {
1411     IWineMsiRemoteCustomAction IWineMsiRemoteCustomAction_iface;
1412     LONG refs;
1413 } msi_custom_remote_impl;
1414
1415 static inline msi_custom_remote_impl *impl_from_IWineMsiRemoteCustomAction( IWineMsiRemoteCustomAction *iface )
1416 {
1417     return CONTAINING_RECORD(iface, msi_custom_remote_impl, IWineMsiRemoteCustomAction_iface);
1418 }
1419
1420 static HRESULT WINAPI mcr_QueryInterface( IWineMsiRemoteCustomAction *iface,
1421                 REFIID riid,LPVOID *ppobj)
1422 {
1423     if( IsEqualCLSID( riid, &IID_IUnknown ) ||
1424         IsEqualCLSID( riid, &IID_IWineMsiRemoteCustomAction ) )
1425     {
1426         IUnknown_AddRef( iface );
1427         *ppobj = iface;
1428         return S_OK;
1429     }
1430
1431     return E_NOINTERFACE;
1432 }
1433
1434 static ULONG WINAPI mcr_AddRef( IWineMsiRemoteCustomAction *iface )
1435 {
1436     msi_custom_remote_impl* This = impl_from_IWineMsiRemoteCustomAction( iface );
1437
1438     return InterlockedIncrement( &This->refs );
1439 }
1440
1441 static ULONG WINAPI mcr_Release( IWineMsiRemoteCustomAction *iface )
1442 {
1443     msi_custom_remote_impl* This = impl_from_IWineMsiRemoteCustomAction( iface );
1444     ULONG r;
1445
1446     r = InterlockedDecrement( &This->refs );
1447     if (r == 0)
1448         msi_free( This );
1449     return r;
1450 }
1451
1452 static HRESULT WINAPI mcr_GetActionInfo( IWineMsiRemoteCustomAction *iface, LPCGUID custom_action_guid,
1453          INT *type, MSIHANDLE *handle, BSTR *dll, BSTR *func, IWineMsiRemotePackage **remote_package )
1454 {
1455     msi_custom_action_info *info;
1456
1457     info = find_action_by_guid( custom_action_guid );
1458     if (!info)
1459         return E_FAIL;
1460
1461     *type = info->type;
1462     *handle = alloc_msihandle( &info->package->hdr );
1463     *dll = SysAllocString( info->source );
1464     *func = SysAllocString( info->target );
1465
1466     release_custom_action_data( info );
1467     return create_msi_remote_package( NULL, (LPVOID *)remote_package );
1468 }
1469
1470 static const IWineMsiRemoteCustomActionVtbl msi_custom_remote_vtbl =
1471 {
1472     mcr_QueryInterface,
1473     mcr_AddRef,
1474     mcr_Release,
1475     mcr_GetActionInfo,
1476 };
1477
1478 HRESULT create_msi_custom_remote( IUnknown *pOuter, LPVOID *ppObj )
1479 {
1480     msi_custom_remote_impl* This;
1481
1482     This = msi_alloc( sizeof *This );
1483     if (!This)
1484         return E_OUTOFMEMORY;
1485
1486     This->IWineMsiRemoteCustomAction_iface.lpVtbl = &msi_custom_remote_vtbl;
1487     This->refs = 1;
1488
1489     *ppObj = This;
1490
1491     return S_OK;
1492 }