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, 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     TRACE("exit code is %u\n", rc);
 312     if (rc != 0)
 313         return ERROR_FUNCTION_FAILED;
 314     return ERROR_SUCCESS;
 315 }
 316
 317 static UINT custom_get_thread_return( MSIPACKAGE *package, HANDLE thread )
 318 {
 319     DWORD rc = 0;
 320
 321     GetExitCodeThread( thread, &rc );
 322
 323     switch (rc)
 324     {
 325     case ERROR_FUNCTION_NOT_CALLED:
 326     case ERROR_SUCCESS:
 327     case ERROR_INSTALL_USEREXIT:
 328     case ERROR_INSTALL_FAILURE:
 329         return rc;
 330     case ERROR_NO_MORE_ITEMS:
 331         return ERROR_SUCCESS;
 332     case ERROR_INSTALL_SUSPEND:
 333         ACTION_ForceReboot( package );
 334         return ERROR_SUCCESS;
 335     default:
 336         ERR("Invalid Return Code %d\n",rc);
 337         return ERROR_INSTALL_FAILURE;
 338     }
 339 }
 340
 341 static UINT wait_process_handle(MSIPACKAGE* package, UINT type,
 342                            HANDLE ProcessHandle, LPCWSTR name)
 343 {
 344     UINT rc = ERROR_SUCCESS;
 345
 346     if (!(type & msidbCustomActionTypeAsync))
 347     {
 348         TRACE("waiting for %s\n", debugstr_w(name));
 349
 350         msi_dialog_check_messages(ProcessHandle);
 351
 352         if (!(type & msidbCustomActionTypeContinue))
 353             rc = custom_get_process_return(ProcessHandle);
 354
 355         CloseHandle(ProcessHandle);
 356     }
 357     else
 358     {
 359         TRACE("%s running in background\n", debugstr_w(name));
 360
 361         if (!(type & msidbCustomActionTypeContinue))
 362             file_running_action(package, ProcessHandle, TRUE, name);
 363         else
 364             CloseHandle(ProcessHandle);
 365     }
 366
 367     return rc;
 368 }
 369
 370 typedef struct _msi_custom_action_info {
 371     struct list entry;
 372     LONG refs;
 373     MSIPACKAGE *package;
 374     LPWSTR source;
 375     LPWSTR target;
 376     HANDLE handle;
 377     LPWSTR action;
 378     INT type;
 379     GUID guid;
 380 } msi_custom_action_info;
 381
 382 static void release_custom_action_data( msi_custom_action_info *info )
 383 {
 384     EnterCriticalSection( &msi_custom_action_cs );
 385
 386     if (!--info->refs)
 387     {
 388         list_remove( &info->entry );
 389         if (info->handle)
 390             CloseHandle( info->handle );
 391         msi_free( info->action );
 392         msi_free( info->source );
 393         msi_free( info->target );
 394         msiobj_release( &info->package->hdr );
 395         msi_free( info );
 396     }
 397
 398     LeaveCriticalSection( &msi_custom_action_cs );
 399 }
 400
 401 /* must be called inside msi_custom_action_cs if info is in the pending custom actions list */
 402 static void addref_custom_action_data( msi_custom_action_info *info )
 403 {
 404     info->refs++;
 405  }
 406
 407 static UINT wait_thread_handle( msi_custom_action_info *info )
 408 {
 409     UINT rc = ERROR_SUCCESS;
 410
 411     if (!(info->type & msidbCustomActionTypeAsync))
 412     {
 413         TRACE("waiting for %s\n", debugstr_w( info->action ));
 414
 415         msi_dialog_check_messages( info->handle );
 416
 417         if (!(info->type & msidbCustomActionTypeContinue))
 418             rc = custom_get_thread_return( info->package, info->handle );
 419
 420         release_custom_action_data( info );
 421     }
 422     else
 423     {
 424         TRACE("%s running in background\n", debugstr_w( info->action ));
 425     }
 426
 427     return rc;
 428 }
 429
 430 static msi_custom_action_info *find_action_by_guid( const GUID *guid )
 431 {
 432     msi_custom_action_info *info;
 433     BOOL found = FALSE;
 434
 435     EnterCriticalSection( &msi_custom_action_cs );
 436
 437     LIST_FOR_EACH_ENTRY( info, &msi_pending_custom_actions, msi_custom_action_info, entry )
 438     {
 439         if (IsEqualGUID( &info->guid, guid ))
 440         {
 441             addref_custom_action_data( info );
 442             found = TRUE;
 443             break;
 444         }
 445     }
 446
 447     LeaveCriticalSection( &msi_custom_action_cs );
 448
 449     if (!found)
 450         return NULL;
 451
 452     return info;
 453 }
 454
 455 static void handle_msi_break( LPCWSTR target )
 456 {
 457     LPWSTR msg;
 458     WCHAR val[MAX_PATH];
 459
 460     static const WCHAR MsiBreak[] = { 'M','s','i','B','r','e','a','k',0 };
 461     static const WCHAR WindowsInstaller[] = {
 462         'W','i','n','d','o','w','s',' ','I','n','s','t','a','l','l','e','r',0
 463     };
 464
 465     static const WCHAR format[] = {
 466         'T','o',' ','d','e','b','u','g',' ','y','o','u','r',' ',
 467         'c','u','s','t','o','m',' ','a','c','t','i','o','n',',',' ',
 468         'a','t','t','a','c','h',' ','y','o','u','r',' ','d','e','b','u','g','g','e','r',' ',
 469         't','o',' ','p','r','o','c','e','s','s',' ','%','i',' ','(','0','x','%','X',')',' ',
 470         'a','n','d',' ','p','r','e','s','s',' ','O','K',0
 471     };
 472
 473     if( !GetEnvironmentVariableW( MsiBreak, val, MAX_PATH ))
 474         return;
 475
 476     if( strcmpiW( val, target ))
 477         return;
 478
 479     msg = msi_alloc( (lstrlenW(format) + 10) * sizeof(WCHAR) );
 480     if (!msg)
 481         return;
 482
 483     wsprintfW( msg, format, GetCurrentProcessId(), GetCurrentProcessId());
 484     MessageBoxW( NULL, msg, WindowsInstaller, MB_OK);
 485     msi_free(msg);
 486     DebugBreak();
 487 }
 488
 489 static UINT get_action_info( const GUID *guid, INT *type, MSIHANDLE *handle,
 490                              BSTR *dll, BSTR *funcname,
 491                              IWineMsiRemotePackage **package )
 492 {
 493     IClassFactory *cf = NULL;
 494     IWineMsiRemoteCustomAction *rca = NULL;
 495     HRESULT r;
 496
 497     r = DllGetClassObject( &CLSID_WineMsiRemoteCustomAction,
 498                            &IID_IClassFactory, (LPVOID *)&cf );
 499     if (FAILED(r))
 500     {
 501         ERR("failed to get IClassFactory interface\n");
 502         return ERROR_FUNCTION_FAILED;
 503     }
 504
 505     r = IClassFactory_CreateInstance( cf, NULL, &IID_IWineMsiRemoteCustomAction, (LPVOID *)&rca );
 506     if (FAILED(r))
 507     {
 508         ERR("failed to get IWineMsiRemoteCustomAction interface\n");
 509         return ERROR_FUNCTION_FAILED;
 510     }
 511
 512     r = IWineMsiRemoteCustomAction_GetActionInfo( rca, guid, type, handle, dll, funcname, package );
 513     IWineMsiRemoteCustomAction_Release( rca );
 514     if (FAILED(r))
 515     {
 516         ERR("GetActionInfo failed\n");
 517         return ERROR_FUNCTION_FAILED;
 518     }
 519
 520     return ERROR_SUCCESS;
 521 }
 522
 523 #ifdef __i386__
 524 extern UINT CUSTOMPROC_wrapper( MsiCustomActionEntryPoint proc, MSIHANDLE handle );
 525 __ASM_GLOBAL_FUNC( CUSTOMPROC_wrapper,
 526     "pushl %ebp\n\t"
 527     __ASM_CFI(".cfi_adjust_cfa_offset 4\n\t")
 528     __ASM_CFI(".cfi_rel_offset %ebp,0\n\t")
 529     "movl %esp,%ebp\n\t"
 530     __ASM_CFI(".cfi_def_cfa_register %ebp\n\t")
 531     "pushl 12(%ebp)\n\t"
 532     "movl 8(%ebp),%eax\n\t"
 533     "call *%eax\n\t"
 534     "leave\n\t"
 535     __ASM_CFI(".cfi_def_cfa %esp,4\n\t")
 536     __ASM_CFI(".cfi_same_value %ebp\n\t")
 537     "ret" )
 538 #else
 539 static inline UINT CUSTOMPROC_wrapper( MsiCustomActionEntryPoint proc, MSIHANDLE handle )
 540 {
 541     return proc(handle);
 542 }
 543 #endif
 544
 545 static DWORD ACTION_CallDllFunction( const GUID *guid )
 546 {
 547     MsiCustomActionEntryPoint fn;
 548     MSIHANDLE hPackage, handle;
 549     HANDLE hModule;
 550     LPSTR proc;
 551     UINT r = ERROR_FUNCTION_FAILED;
 552     BSTR dll = NULL, function = NULL;
 553     INT type;
 554     IWineMsiRemotePackage *remote_package = NULL;
 555
 556     TRACE("%s\n", debugstr_guid( guid ));
 557
 558     r = get_action_info( guid, &type, &handle, &dll, &function, &remote_package );
 559     if (r != ERROR_SUCCESS)
 560         return r;
 561
 562     hModule = LoadLibraryW( dll );
 563     if (!hModule)
 564     {
 565         WARN( "failed to load dll %s (%u)\n", debugstr_w( dll ), GetLastError() );
 566         return ERROR_SUCCESS;
 567     }
 568
 569     proc = strdupWtoA( function );
 570     fn = (MsiCustomActionEntryPoint) GetProcAddress( hModule, proc );
 571     msi_free( proc );
 572     if (fn)
 573     {
 574         hPackage = alloc_msi_remote_handle( (IUnknown *)remote_package );
 575         if (hPackage)
 576         {
 577             IWineMsiRemotePackage_SetMsiHandle( remote_package, handle );
 578             TRACE("calling %s\n", debugstr_w( function ) );
 579             handle_msi_break( function );
 580
 581             __TRY
 582             {
 583                 r = CUSTOMPROC_wrapper( fn, hPackage );
 584             }
 585             __EXCEPT_PAGE_FAULT
 586             {
 587                 ERR("Custom action (%s:%s) caused a page fault: %08x\n",
 588                     debugstr_w(dll), debugstr_w(function), GetExceptionCode());
 589                 r = ERROR_SUCCESS;
 590             }
 591             __ENDTRY;
 592
 593             MsiCloseHandle( hPackage );
 594         }
 595         else
 596             ERR("failed to create handle for %p\n", remote_package );
 597     }
 598     else
 599         ERR("GetProcAddress(%s) failed\n", debugstr_w( function ) );
 600
 601     FreeLibrary(hModule);
 602
 603     IWineMsiRemotePackage_Release( remote_package );
 604     SysFreeString( dll );
 605     SysFreeString( function );
 606     MsiCloseHandle( handle );
 607
 608     return r;
 609 }
 610
 611 static DWORD WINAPI DllThread( LPVOID arg )
 612 {
 613     LPGUID guid = arg;
 614     DWORD rc = 0;
 615
 616     TRACE("custom action (%x) started\n", GetCurrentThreadId() );
 617
 618     rc = ACTION_CallDllFunction( guid );
 619
 620     TRACE("custom action (%x) returned %i\n", GetCurrentThreadId(), rc );
 621
 622     MsiCloseAllHandles();
 623     return rc;
 624 }
 625
 626 static DWORD ACTION_CAInstallPackage(const GUID *guid)
 627 {
 628     msi_custom_action_info *info;
 629     UINT r = ERROR_FUNCTION_FAILED;
 630     INSTALLUILEVEL old_level;
 631
 632     info = find_action_by_guid(guid);
 633     if (!info)
 634     {
 635         ERR("failed to find action %s\n", debugstr_guid(guid));
 636         return r;
 637     }
 638
 639     old_level = MsiSetInternalUI(INSTALLUILEVEL_BASIC, NULL);
 640     r = MsiInstallProductW(info->source, info->target);
 641     MsiSetInternalUI(old_level, NULL);
 642
 643     release_custom_action_data(info);
 644
 645     return r;
 646 }
 647
 648 static DWORD WINAPI ConcurrentInstallThread(LPVOID arg)
 649 {
 650     LPGUID guid = arg;
 651     DWORD rc;
 652
 653     TRACE("concurrent installation (%x) started\n", GetCurrentThreadId());
 654
 655     rc = ACTION_CAInstallPackage(guid);
 656
 657     TRACE("concurrent installation (%x) returned %i\n", GetCurrentThreadId(), rc);
 658
 659     MsiCloseAllHandles();
 660     return rc;
 661 }
 662
 663 static msi_custom_action_info *do_msidbCustomActionTypeDll(
 664     MSIPACKAGE *package, INT type, LPCWSTR source, LPCWSTR target, LPCWSTR action )
 665 {
 666     msi_custom_action_info *info;
 667
 668     info = msi_alloc( sizeof *info );
 669     if (!info)
 670         return NULL;
 671
 672     msiobj_addref( &package->hdr );
 673     info->refs = 2; /* 1 for our caller and 1 for thread we created */
 674     info->package = package;
 675     info->type = type;
 676     info->target = strdupW( target );
 677     info->source = strdupW( source );
 678     info->action = strdupW( action );
 679     CoCreateGuid( &info->guid );
 680
 681     EnterCriticalSection( &msi_custom_action_cs );
 682     list_add_tail( &msi_pending_custom_actions, &info->entry );
 683     LeaveCriticalSection( &msi_custom_action_cs );
 684
 685     info->handle = CreateThread( NULL, 0, DllThread, &info->guid, 0, NULL );
 686     if (!info->handle)
 687     {
 688         /* release both references */
 689         release_custom_action_data( info );
 690         release_custom_action_data( info );
 691         return NULL;
 692     }
 693
 694     return info;
 695 }
 696
 697 static msi_custom_action_info *do_msidbCAConcurrentInstall(
 698     MSIPACKAGE *package, INT type, LPCWSTR source, LPCWSTR target, LPCWSTR action)
 699 {
 700     msi_custom_action_info *info;
 701
 702     info = msi_alloc( sizeof *info );
 703     if (!info)
 704         return NULL;
 705
 706     msiobj_addref( &package->hdr );
 707     info->refs = 2; /* 1 for our caller and 1 for thread we created */
 708     info->package = package;
 709     info->type = type;
 710     info->target = strdupW( target );
 711     info->source = strdupW( source );
 712     info->action = strdupW( action );
 713     CoCreateGuid( &info->guid );
 714
 715     EnterCriticalSection( &msi_custom_action_cs );
 716     list_add_tail( &msi_pending_custom_actions, &info->entry );
 717     LeaveCriticalSection( &msi_custom_action_cs );
 718
 719     info->handle = CreateThread( NULL, 0, ConcurrentInstallThread, &info->guid, 0, NULL );
 720     if (!info->handle)
 721     {
 722         /* release both references */
 723         release_custom_action_data( info );
 724         release_custom_action_data( info );
 725         return NULL;
 726     }
 727
 728     return info;
 729 }
 730
 731 static UINT HANDLE_CustomType23(MSIPACKAGE *package, LPCWSTR source,
 732                                 LPCWSTR target, const INT type, LPCWSTR action)
 733 {
 734     msi_custom_action_info *info;
 735     WCHAR package_path[MAX_PATH];
 736     DWORD size;
 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     return wait_thread_handle(info);
 747 }
 748
 749 static UINT HANDLE_CustomType1(MSIPACKAGE *package, LPCWSTR source,
 750                                LPCWSTR target, const INT type, LPCWSTR action)
 751 {
 752     msi_custom_action_info *info;
 753     MSIBINARY *binary;
 754
 755     if (!(binary = get_temp_binary( package, source, TRUE )))
 756         return ERROR_FUNCTION_FAILED;
 757
 758     TRACE("Calling function %s from %s\n", debugstr_w(target), debugstr_w(binary->tmpfile));
 759
 760     info = do_msidbCustomActionTypeDll( package, type, binary->tmpfile, target, action );
 761     return wait_thread_handle( info );
 762 }
 763
 764 static HANDLE execute_command( const WCHAR *app, WCHAR *arg, const WCHAR *dir )
 765 {
 766     static const WCHAR dotexeW[] = {'.','e','x','e',0};
 767     STARTUPINFOW si;
 768     PROCESS_INFORMATION info;
 769     WCHAR *exe = NULL, *cmd = NULL, *p;
 770     BOOL ret;
 771
 772     if (app)
 773     {
 774         int len_arg = 0;
 775         DWORD len_exe;
 776
 777         if (!(exe = msi_alloc( MAX_PATH * sizeof(WCHAR) ))) return INVALID_HANDLE_VALUE;
 778         len_exe = SearchPathW( NULL, app, dotexeW, MAX_PATH, exe, NULL );
 779         if (len_exe >= MAX_PATH)
 780         {
 781             msi_free( exe );
 782             if (!(exe = msi_alloc( len_exe * sizeof(WCHAR) ))) return INVALID_HANDLE_VALUE;
 783             len_exe = SearchPathW( NULL, app, dotexeW, len_exe, exe, NULL );
 784         }
 785         if (!len_exe)
 786         {
 787             WARN("can't find executable %u\n", GetLastError());
 788             msi_free( exe );
 789             return INVALID_HANDLE_VALUE;
 790         }
 791
 792         if (arg) len_arg = strlenW( arg );
 793         if (!(cmd = msi_alloc( (len_exe + len_arg + 4) * sizeof(WCHAR) )))
 794         {
 795             msi_free( exe );
 796             return INVALID_HANDLE_VALUE;
 797         }
 798         p = cmd;
 799         if (strchrW( exe, ' ' ))
 800         {
 801             *p++ = '\"';
 802             memcpy( p, exe, len_exe * sizeof(WCHAR) );
 803             p += len_exe;
 804             *p++ = '\"';
 805             *p = 0;
 806         }
 807         else
 808         {
 809             strcpyW( p, exe );
 810             p += len_exe;
 811         }
 812         if (arg)
 813         {
 814             *p++ = ' ';
 815             memcpy( p, arg, len_arg * sizeof(WCHAR) );
 816             p[len_arg] = 0;
 817         }
 818     }
 819     memset( &si, 0, sizeof(STARTUPINFOW) );
 820     ret = CreateProcessW( exe, exe ? cmd : arg, NULL, NULL, FALSE, 0, NULL, dir, &si, &info );
 821     msi_free( cmd );
 822     msi_free( exe );
 823     if (!ret)
 824     {
 825         WARN("unable to execute command %u\n", GetLastError());
 826         return INVALID_HANDLE_VALUE;
 827     }
 828     CloseHandle( info.hThread );
 829     return info.hProcess;
 830 }
 831
 832 static UINT HANDLE_CustomType2(MSIPACKAGE *package, LPCWSTR source,
 833                                LPCWSTR target, const INT type, LPCWSTR action)
 834 {
 835     MSIBINARY *binary;
 836     HANDLE handle;
 837     WCHAR *arg;
 838
 839     if (!(binary = get_temp_binary( package, source, FALSE ))) return ERROR_FUNCTION_FAILED;
 840
 841     deformat_string( package, target, &arg );
 842     TRACE("exe %s arg %s\n", debugstr_w(binary->tmpfile), debugstr_w(arg));
 843
 844     handle = execute_command( binary->tmpfile, arg, szCRoot );
 845     msi_free( arg );
 846     if (handle == INVALID_HANDLE_VALUE) return ERROR_SUCCESS;
 847     return wait_process_handle( package, type, handle, action );
 848 }
 849
 850 static UINT HANDLE_CustomType17(MSIPACKAGE *package, LPCWSTR source,
 851                                 LPCWSTR target, const INT type, LPCWSTR action)
 852 {
 853     msi_custom_action_info *info;
 854     MSIFILE *file;
 855
 856     TRACE("%s %s\n", debugstr_w(source), debugstr_w(target));
 857
 858     file = msi_get_loaded_file( package, source );
 859     if (!file)
 860     {
 861         ERR("invalid file key %s\n", debugstr_w( source ));
 862         return ERROR_FUNCTION_FAILED;
 863     }
 864
 865     info = do_msidbCustomActionTypeDll( package, type, file->TargetPath, target, action );
 866     return wait_thread_handle( info );
 867 }
 868
 869 static UINT HANDLE_CustomType18(MSIPACKAGE *package, LPCWSTR source,
 870                                 LPCWSTR target, const INT type, LPCWSTR action)
 871 {
 872     MSIFILE *file;
 873     HANDLE handle;
 874     WCHAR *arg;
 875
 876     if (!(file = msi_get_loaded_file( package, source ))) return ERROR_FUNCTION_FAILED;
 877
 878     deformat_string( package, target, &arg );
 879     TRACE("exe %s arg %s\n", debugstr_w(file->TargetPath), debugstr_w(arg));
 880
 881     handle = execute_command( file->TargetPath, arg, szCRoot );
 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_CustomType19(MSIPACKAGE *package, LPCWSTR source,
 888                                 LPCWSTR target, const INT type, LPCWSTR action)
 889 {
 890     static const WCHAR query[] = {
 891       'S','E','L','E','C','T',' ','`','M','e','s','s','a','g','e','`',' ',
 892       'F','R','O','M',' ','`','E','r','r','o','r','`',' ',
 893       'W','H','E','R','E',' ','`','E','r','r','o','r','`',' ','=',' ',
 894       '%','s',0
 895     };
 896     MSIRECORD *row = 0;
 897     LPWSTR deformated = NULL;
 898
 899     deformat_string( package, target, &deformated );
 900
 901     /* first try treat the error as a number */
 902     row = MSI_QueryGetRecord( package->db, query, deformated );
 903     if( row )
 904     {
 905         LPCWSTR error = MSI_RecordGetString( row, 1 );
 906         if ((package->ui_level & INSTALLUILEVEL_MASK) != INSTALLUILEVEL_NONE)
 907             MessageBoxW( NULL, error, NULL, MB_OK );
 908         msiobj_release( &row->hdr );
 909     }
 910     else if ((package->ui_level & INSTALLUILEVEL_MASK) != INSTALLUILEVEL_NONE)
 911         MessageBoxW( NULL, deformated, NULL, MB_OK );
 912
 913     msi_free( deformated );
 914
 915     return ERROR_INSTALL_FAILURE;
 916 }
 917
 918 static UINT HANDLE_CustomType50(MSIPACKAGE *package, LPCWSTR source,
 919                                 LPCWSTR target, const INT type, LPCWSTR action)
 920 {
 921     WCHAR *exe, *arg;
 922     HANDLE handle;
 923
 924     if (!(exe = msi_dup_property( package->db, source ))) return ERROR_SUCCESS;
 925
 926     deformat_string( package, target, &arg );
 927     TRACE("exe %s arg %s\n", debugstr_w(exe), debugstr_w(arg));
 928
 929     handle = execute_command( exe, arg, szCRoot );
 930     msi_free( arg );
 931     if (handle == INVALID_HANDLE_VALUE) return ERROR_SUCCESS;
 932     return wait_process_handle( package, type, handle, action );
 933 }
 934
 935 static UINT HANDLE_CustomType34(MSIPACKAGE *package, LPCWSTR source,
 936                                 LPCWSTR target, const INT type, LPCWSTR action)
 937 {
 938     const WCHAR *workingdir;
 939     HANDLE handle;
 940     WCHAR *cmd;
 941
 942     workingdir = msi_get_target_folder( package, source );
 943     if (!workingdir) return ERROR_FUNCTION_FAILED;
 944
 945     deformat_string( package, target, &cmd );
 946     if (!cmd) return ERROR_FUNCTION_FAILED;
 947
 948     TRACE("cmd %s dir %s\n", debugstr_w(cmd), debugstr_w(workingdir));
 949
 950     handle = execute_command( NULL, cmd, workingdir );
 951     msi_free( cmd );
 952     if (handle == INVALID_HANDLE_VALUE) return ERROR_SUCCESS;
 953     return wait_process_handle( package, type, handle, action );
 954 }
 955
 956 static DWORD ACTION_CallScript( const GUID *guid )
 957 {
 958     msi_custom_action_info *info;
 959     MSIHANDLE hPackage;
 960     UINT r = ERROR_FUNCTION_FAILED;
 961
 962     info = find_action_by_guid( guid );
 963     if (!info)
 964     {
 965         ERR("failed to find action %s\n", debugstr_guid( guid) );
 966         return ERROR_FUNCTION_FAILED;
 967     }
 968
 969     TRACE("function %s, script %s\n", debugstr_w( info->target ), debugstr_w( info->source ) );
 970
 971     hPackage = alloc_msihandle( &info->package->hdr );
 972     if (hPackage)
 973     {
 974         r = call_script( hPackage, info->type, info->source, info->target, info->action );
 975         TRACE("script returned %u\n", r);
 976         MsiCloseHandle( hPackage );
 977     }
 978     else
 979         ERR("failed to create handle for %p\n", info->package );
 980
 981     release_custom_action_data( info );
 982     return r;
 983 }
 984
 985 static DWORD WINAPI ScriptThread( LPVOID arg )
 986 {
 987     LPGUID guid = arg;
 988     DWORD rc;
 989
 990     TRACE("custom action (%x) started\n", GetCurrentThreadId() );
 991
 992     rc = ACTION_CallScript( guid );
 993
 994     TRACE("custom action (%x) returned %i\n", GetCurrentThreadId(), rc );
 995
 996     MsiCloseAllHandles();
 997     return rc;
 998 }
 999
1000 static msi_custom_action_info *do_msidbCustomActionTypeScript(
1001     MSIPACKAGE *package, INT type, LPCWSTR script, LPCWSTR function, LPCWSTR action )
1002 {
1003     msi_custom_action_info *info;
1004
1005     info = msi_alloc( sizeof *info );
1006     if (!info)
1007         return NULL;
1008
1009     msiobj_addref( &package->hdr );
1010     info->refs = 2; /* 1 for our caller and 1 for thread we created */
1011     info->package = package;
1012     info->type = type;
1013     info->target = strdupW( function );
1014     info->source = strdupW( script );
1015     info->action = strdupW( action );
1016     CoCreateGuid( &info->guid );
1017
1018     EnterCriticalSection( &msi_custom_action_cs );
1019     list_add_tail( &msi_pending_custom_actions, &info->entry );
1020     LeaveCriticalSection( &msi_custom_action_cs );
1021
1022     info->handle = CreateThread( NULL, 0, ScriptThread, &info->guid, 0, NULL );
1023     if (!info->handle)
1024     {
1025         /* release both references */
1026         release_custom_action_data( info );
1027         release_custom_action_data( info );
1028         return NULL;
1029     }
1030
1031     return info;
1032 }
1033
1034 static UINT HANDLE_CustomType37_38(MSIPACKAGE *package, LPCWSTR source,
1035                                LPCWSTR target, const INT type, LPCWSTR action)
1036 {
1037     msi_custom_action_info *info;
1038
1039     TRACE("%s %s\n", debugstr_w(source), debugstr_w(target));
1040
1041     info = do_msidbCustomActionTypeScript( package, type, target, NULL, action );
1042     return wait_thread_handle( info );
1043 }
1044
1045 static UINT HANDLE_CustomType5_6(MSIPACKAGE *package, LPCWSTR source,
1046                                LPCWSTR target, const INT type, LPCWSTR action)
1047 {
1048     static const WCHAR query[] = {
1049         'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',
1050         '`','B','i' ,'n','a','r','y','`',' ','W','H','E','R','E',' ',
1051         '`','N','a','m','e','`',' ','=',' ','\'','%','s','\'',0};
1052     MSIRECORD *row = 0;
1053     msi_custom_action_info *info;
1054     CHAR *buffer = NULL;
1055     WCHAR *bufferw = NULL;
1056     DWORD sz = 0;
1057     UINT r;
1058
1059     TRACE("%s %s\n", debugstr_w(source), debugstr_w(target));
1060
1061     row = MSI_QueryGetRecord(package->db, query, source);
1062     if (!row)
1063         return ERROR_FUNCTION_FAILED;
1064
1065     r = MSI_RecordReadStream(row, 2, NULL, &sz);
1066     if (r != ERROR_SUCCESS) return r;
1067
1068     buffer = msi_alloc( sz + 1 );
1069     if (!buffer) return ERROR_FUNCTION_FAILED;
1070
1071     r = MSI_RecordReadStream(row, 2, buffer, &sz);
1072     if (r != ERROR_SUCCESS)
1073         goto done;
1074
1075     buffer[sz] = 0;
1076     bufferw = strdupAtoW(buffer);
1077     if (!bufferw)
1078     {
1079         r = ERROR_FUNCTION_FAILED;
1080         goto done;
1081     }
1082
1083     info = do_msidbCustomActionTypeScript( package, type, bufferw, target, action );
1084     r = wait_thread_handle( info );
1085
1086 done:
1087     msi_free(bufferw);
1088     msi_free(buffer);
1089     return r;
1090 }
1091
1092 static UINT HANDLE_CustomType21_22(MSIPACKAGE *package, LPCWSTR source,
1093                                LPCWSTR target, const INT type, LPCWSTR action)
1094 {
1095     msi_custom_action_info *info;
1096     MSIFILE *file;
1097     HANDLE hFile;
1098     DWORD sz, szHighWord = 0, read;
1099     CHAR *buffer=NULL;
1100     WCHAR *bufferw=NULL;
1101     BOOL bRet;
1102     UINT r;
1103
1104     TRACE("%s %s\n", debugstr_w(source), debugstr_w(target));
1105
1106     file = msi_get_loaded_file(package, source);
1107     if (!file)
1108     {
1109         ERR("invalid file key %s\n", debugstr_w(source));
1110         return ERROR_FUNCTION_FAILED;
1111     }
1112
1113     hFile = CreateFileW(file->TargetPath, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
1114     if (hFile == INVALID_HANDLE_VALUE) return ERROR_FUNCTION_FAILED;
1115
1116     sz = GetFileSize(hFile, &szHighWord);
1117     if (sz == INVALID_FILE_SIZE || szHighWord != 0)
1118     {
1119         CloseHandle(hFile);
1120         return ERROR_FUNCTION_FAILED;
1121     }
1122     buffer = msi_alloc( sz + 1 );
1123     if (!buffer)
1124     {
1125         CloseHandle(hFile);
1126         return ERROR_FUNCTION_FAILED;
1127     }
1128     bRet = ReadFile(hFile, buffer, sz, &read, NULL);
1129     CloseHandle(hFile);
1130     if (!bRet)
1131     {
1132         r = ERROR_FUNCTION_FAILED;
1133         goto done;
1134     }
1135     buffer[read] = 0;
1136     bufferw = strdupAtoW(buffer);
1137     if (!bufferw)
1138     {
1139         r = ERROR_FUNCTION_FAILED;
1140         goto done;
1141     }
1142     info = do_msidbCustomActionTypeScript( package, type, bufferw, target, action );
1143     r = wait_thread_handle( info );
1144
1145 done:
1146     msi_free(bufferw);
1147     msi_free(buffer);
1148     return r;
1149 }
1150
1151 static UINT HANDLE_CustomType53_54(MSIPACKAGE *package, LPCWSTR source,
1152                                LPCWSTR target, const INT type, LPCWSTR action)
1153 {
1154     msi_custom_action_info *info;
1155     WCHAR *prop;
1156
1157     TRACE("%s %s\n", debugstr_w(source), debugstr_w(target));
1158
1159     prop = msi_dup_property( package->db, source );
1160     if (!prop) return ERROR_SUCCESS;
1161
1162     info = do_msidbCustomActionTypeScript( package, type, prop, NULL, action );
1163     msi_free(prop);
1164     return wait_thread_handle( info );
1165 }
1166
1167 static BOOL action_type_matches_script( MSIPACKAGE *package, UINT type, UINT script )
1168 {
1169     switch (script)
1170     {
1171     case SCRIPT_NONE:
1172     case SCRIPT_INSTALL:
1173         return !(type & msidbCustomActionTypeCommit) && !(type & msidbCustomActionTypeRollback);
1174     case SCRIPT_COMMIT:
1175         return (type & msidbCustomActionTypeCommit);
1176     case SCRIPT_ROLLBACK:
1177         return (type & msidbCustomActionTypeRollback);
1178     default:
1179         ERR("unhandled script %u\n", script);
1180     }
1181     return FALSE;
1182 }
1183
1184 static UINT defer_custom_action( MSIPACKAGE *package, const WCHAR *action, UINT type )
1185 {
1186     WCHAR *actiondata = msi_dup_property( package->db, action );
1187     WCHAR *usersid = msi_dup_property( package->db, szUserSID );
1188     WCHAR *prodcode = msi_dup_property( package->db, szProductCode );
1189     WCHAR *deferred = msi_get_deferred_action( action, actiondata, usersid, prodcode );
1190
1191     if (!deferred)
1192     {
1193         msi_free( actiondata );
1194         msi_free( usersid );
1195         msi_free( prodcode );
1196         return ERROR_OUTOFMEMORY;
1197     }
1198     if (type & msidbCustomActionTypeCommit)
1199     {
1200         TRACE("deferring commit action\n");
1201         msi_schedule_action( package, SCRIPT_COMMIT, deferred );
1202     }
1203     else if (type & msidbCustomActionTypeRollback)
1204     {
1205         TRACE("deferring rollback action\n");
1206         msi_schedule_action( package, SCRIPT_ROLLBACK, deferred );
1207     }
1208     else
1209     {
1210         TRACE("deferring install action\n");
1211         msi_schedule_action( package, SCRIPT_INSTALL, deferred );
1212     }
1213
1214     msi_free( actiondata );
1215     msi_free( usersid );
1216     msi_free( prodcode );
1217     msi_free( deferred );
1218     return ERROR_SUCCESS;
1219 }
1220
1221 UINT ACTION_CustomAction(MSIPACKAGE *package, LPCWSTR action, UINT script, BOOL execute)
1222 {
1223     static const WCHAR query[] = {
1224         'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',
1225         '`','C','u','s','t','o','m','A','c','t','i','o','n','`',' ','W','H','E','R','E',' ',
1226         '`','A','c','t','i' ,'o','n','`',' ','=',' ','\'','%','s','\'',0};
1227     UINT rc = ERROR_SUCCESS;
1228     MSIRECORD *row;
1229     UINT type;
1230     LPCWSTR source, target;
1231     LPWSTR ptr, deferred_data = NULL;
1232     LPWSTR deformated = NULL, action_copy = strdupW(action);
1233
1234     /* deferred action: [properties]Action */
1235     if ((ptr = strrchrW(action_copy, ']')))
1236     {
1237         deferred_data = action_copy;
1238         action = ptr + 1;
1239     }
1240
1241     row = MSI_QueryGetRecord( package->db, query, action );
1242     if (!row)
1243     {
1244         msi_free(action_copy);
1245         return ERROR_CALL_NOT_IMPLEMENTED;
1246     }
1247
1248     type = MSI_RecordGetInteger(row,2);
1249     source = MSI_RecordGetString(row,3);
1250     target = MSI_RecordGetString(row,4);
1251
1252     TRACE("Handling custom action %s (%x %s %s)\n",debugstr_w(action),type,
1253           debugstr_w(source), debugstr_w(target));
1254
1255     /* handle some of the deferred actions */
1256     if (type & msidbCustomActionTypeTSAware)
1257         FIXME("msidbCustomActionTypeTSAware not handled\n");
1258
1259     if (type & msidbCustomActionTypeInScript)
1260     {
1261         if (type & msidbCustomActionTypeNoImpersonate)
1262             WARN("msidbCustomActionTypeNoImpersonate not handled\n");
1263
1264         if (!execute || !action_type_matches_script( package, type, script ))
1265         {
1266             rc = defer_custom_action( package, action, type );
1267             goto end;
1268         }
1269         else
1270         {
1271             LPWSTR actiondata = msi_dup_property( package->db, action );
1272
1273             if (type & msidbCustomActionTypeInScript)
1274                 package->scheduled_action_running = TRUE;
1275
1276             if (type & msidbCustomActionTypeCommit)
1277                 package->commit_action_running = TRUE;
1278
1279             if (type & msidbCustomActionTypeRollback)
1280                 package->rollback_action_running = TRUE;
1281
1282             if (deferred_data)
1283                 set_deferred_action_props(package, deferred_data);
1284             else if (actiondata)
1285                 msi_set_property(package->db, szCustomActionData, actiondata);
1286             else
1287                 msi_set_property(package->db, szCustomActionData, szEmpty);
1288
1289             msi_free(actiondata);
1290         }
1291     }
1292     else if (!check_execution_scheduling_options(package,action,type))
1293     {
1294         rc = ERROR_SUCCESS;
1295         goto end;
1296     }
1297
1298     switch (type & CUSTOM_ACTION_TYPE_MASK)
1299     {
1300         case 1: /* DLL file stored in a Binary table stream */
1301             rc = HANDLE_CustomType1(package,source,target,type,action);
1302             break;
1303         case 2: /* EXE file stored in a Binary table stream */
1304             rc = HANDLE_CustomType2(package,source,target,type,action);
1305             break;
1306         case 18: /*EXE file installed with package */
1307             rc = HANDLE_CustomType18(package,source,target,type,action);
1308             break;
1309         case 19: /* Error that halts install */
1310             rc = HANDLE_CustomType19(package,source,target,type,action);
1311             break;
1312         case 17:
1313             rc = HANDLE_CustomType17(package,source,target,type,action);
1314             break;
1315         case 23: /* installs another package in the source tree */
1316             deformat_string(package,target,&deformated);
1317             rc = HANDLE_CustomType23(package,source,deformated,type,action);
1318             msi_free(deformated);
1319             break;
1320         case 50: /*EXE file specified by a property value */
1321             rc = HANDLE_CustomType50(package,source,target,type,action);
1322             break;
1323         case 34: /*EXE to be run in specified directory */
1324             rc = HANDLE_CustomType34(package,source,target,type,action);
1325             break;
1326         case 35: /* Directory set with formatted text. */
1327             deformat_string(package,target,&deformated);
1328             MSI_SetTargetPathW(package, source, deformated);
1329             msi_free(deformated);
1330             break;
1331         case 51: /* Property set with formatted text. */
1332             if (!source)
1333                 break;
1334
1335             deformat_string(package,target,&deformated);
1336             rc = msi_set_property( package->db, source, deformated );
1337             if (rc == ERROR_SUCCESS && !strcmpW( source, szSourceDir ))
1338                 msi_reset_folders( package, TRUE );
1339             msi_free(deformated);
1340             break;
1341     case 37: /* JScript/VBScript text stored in target column. */
1342     case 38:
1343         rc = HANDLE_CustomType37_38(package,source,target,type,action);
1344         break;
1345     case 5:
1346     case 6: /* JScript/VBScript file stored in a Binary table stream. */
1347         rc = HANDLE_CustomType5_6(package,source,target,type,action);
1348         break;
1349     case 21: /* JScript/VBScript file installed with the product. */
1350     case 22:
1351         rc = HANDLE_CustomType21_22(package,source,target,type,action);
1352         break;
1353     case 53: /* JScript/VBScript text specified by a property value. */
1354     case 54:
1355         rc = HANDLE_CustomType53_54(package,source,target,type,action);
1356         break;
1357     default:
1358         FIXME("unhandled action type %u (%s %s)\n", type & CUSTOM_ACTION_TYPE_MASK,
1359               debugstr_w(source), debugstr_w(target));
1360     }
1361
1362 end:
1363     package->scheduled_action_running = FALSE;
1364     package->commit_action_running = FALSE;
1365     package->rollback_action_running = FALSE;
1366     msi_free(action_copy);
1367     msiobj_release(&row->hdr);
1368     return rc;
1369 }
1370
1371 void ACTION_FinishCustomActions(const MSIPACKAGE* package)
1372 {
1373     struct list *item;
1374     HANDLE *wait_handles;
1375     unsigned int handle_count, i;
1376     msi_custom_action_info *info, *cursor;
1377
1378     while ((item = list_head( &package->RunningActions )))
1379     {
1380         MSIRUNNINGACTION *action = LIST_ENTRY( item, MSIRUNNINGACTION, entry );
1381
1382         list_remove( &action->entry );
1383
1384         TRACE("waiting for %s\n", debugstr_w( action->name ) );
1385         msi_dialog_check_messages( action->handle );
1386
1387         CloseHandle( action->handle );
1388         msi_free( action->name );
1389         msi_free( action );
1390     }
1391
1392     EnterCriticalSection( &msi_custom_action_cs );
1393
1394     handle_count = list_count( &msi_pending_custom_actions );
1395     wait_handles = msi_alloc( handle_count * sizeof(HANDLE) );
1396
1397     handle_count = 0;
1398     LIST_FOR_EACH_ENTRY_SAFE( info, cursor, &msi_pending_custom_actions, msi_custom_action_info, entry )
1399     {
1400         if (info->package == package )
1401         {
1402             if (DuplicateHandle(GetCurrentProcess(), info->handle, GetCurrentProcess(), &wait_handles[handle_count], SYNCHRONIZE, FALSE, 0))
1403                 handle_count++;
1404         }
1405     }
1406
1407     LeaveCriticalSection( &msi_custom_action_cs );
1408
1409     for (i = 0; i < handle_count; i++)
1410     {
1411         msi_dialog_check_messages( wait_handles[i] );
1412         CloseHandle( wait_handles[i] );
1413     }
1414     msi_free( wait_handles );
1415
1416     EnterCriticalSection( &msi_custom_action_cs );
1417     LIST_FOR_EACH_ENTRY_SAFE( info, cursor, &msi_pending_custom_actions, msi_custom_action_info, entry )
1418     {
1419         if (info->package == package) release_custom_action_data( info );
1420     }
1421     LeaveCriticalSection( &msi_custom_action_cs );
1422 }
1423
1424 typedef struct _msi_custom_remote_impl {
1425     IWineMsiRemoteCustomAction IWineMsiRemoteCustomAction_iface;
1426     LONG refs;
1427 } msi_custom_remote_impl;
1428
1429 static inline msi_custom_remote_impl *impl_from_IWineMsiRemoteCustomAction( IWineMsiRemoteCustomAction *iface )
1430 {
1431     return CONTAINING_RECORD(iface, msi_custom_remote_impl, IWineMsiRemoteCustomAction_iface);
1432 }
1433
1434 static HRESULT WINAPI mcr_QueryInterface( IWineMsiRemoteCustomAction *iface,
1435                 REFIID riid,LPVOID *ppobj)
1436 {
1437     if( IsEqualCLSID( riid, &IID_IUnknown ) ||
1438         IsEqualCLSID( riid, &IID_IWineMsiRemoteCustomAction ) )
1439     {
1440         IUnknown_AddRef( iface );
1441         *ppobj = iface;
1442         return S_OK;
1443     }
1444
1445     return E_NOINTERFACE;
1446 }
1447
1448 static ULONG WINAPI mcr_AddRef( IWineMsiRemoteCustomAction *iface )
1449 {
1450     msi_custom_remote_impl* This = impl_from_IWineMsiRemoteCustomAction( iface );
1451
1452     return InterlockedIncrement( &This->refs );
1453 }
1454
1455 static ULONG WINAPI mcr_Release( IWineMsiRemoteCustomAction *iface )
1456 {
1457     msi_custom_remote_impl* This = impl_from_IWineMsiRemoteCustomAction( iface );
1458     ULONG r;
1459
1460     r = InterlockedDecrement( &This->refs );
1461     if (r == 0)
1462         msi_free( This );
1463     return r;
1464 }
1465
1466 static HRESULT WINAPI mcr_GetActionInfo( IWineMsiRemoteCustomAction *iface, LPCGUID custom_action_guid,
1467          INT *type, MSIHANDLE *handle, BSTR *dll, BSTR *func, IWineMsiRemotePackage **remote_package )
1468 {
1469     msi_custom_action_info *info;
1470
1471     info = find_action_by_guid( custom_action_guid );
1472     if (!info)
1473         return E_FAIL;
1474
1475     *type = info->type;
1476     *handle = alloc_msihandle( &info->package->hdr );
1477     *dll = SysAllocString( info->source );
1478     *func = SysAllocString( info->target );
1479
1480     release_custom_action_data( info );
1481     return create_msi_remote_package( NULL, (LPVOID *)remote_package );
1482 }
1483
1484 static const IWineMsiRemoteCustomActionVtbl msi_custom_remote_vtbl =
1485 {
1486     mcr_QueryInterface,
1487     mcr_AddRef,
1488     mcr_Release,
1489     mcr_GetActionInfo,
1490 };
1491
1492 HRESULT create_msi_custom_remote( IUnknown *pOuter, LPVOID *ppObj )
1493 {
1494     msi_custom_remote_impl* This;
1495
1496     This = msi_alloc( sizeof *This );
1497     if (!This)
1498         return E_OUTOFMEMORY;
1499
1500     This->IWineMsiRemoteCustomAction_iface.lpVtbl = &msi_custom_remote_vtbl;
1501     This->refs = 1;
1502
1503     *ppObj = This;
1504
1505     return S_OK;
1506 }