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