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 #define COBJMACROS
  22
  23 #include <stdarg.h>
  24 #include <stdio.h>
  25 #include "windef.h"
  26 #include "winbase.h"
  27 #include "winerror.h"
  28 #include "msidefs.h"
  29 #include "winuser.h"
  30 #include "objbase.h"
  31 #include "oleauto.h"
  32
  33 #include "msipriv.h"
  34 #include "winemsi.h"
  35 #include "wine/asm.h"
  36 #include "wine/heap.h"
  37 #include "wine/debug.h"
  38 #include "wine/exception.h"
  39
  40 WINE_DEFAULT_DEBUG_CHANNEL(msi);
  41
  42 #define CUSTOM_ACTION_TYPE_MASK 0x3F
  43
  44 typedef struct tagMSIRUNNINGACTION
  45 {
  46     struct list entry;
  47     HANDLE handle;
  48     BOOL   process;
  49     LPWSTR name;
  50 } MSIRUNNINGACTION;
  51
  52 typedef UINT (WINAPI *MsiCustomActionEntryPoint)( MSIHANDLE );
  53
  54 static CRITICAL_SECTION msi_custom_action_cs;
  55 static CRITICAL_SECTION_DEBUG msi_custom_action_cs_debug =
  56 {
  57     0, 0, &msi_custom_action_cs,
  58     { &msi_custom_action_cs_debug.ProcessLocksList,
  59       &msi_custom_action_cs_debug.ProcessLocksList },
  60       0, 0, { (DWORD_PTR)(__FILE__ ": msi_custom_action_cs") }
  61 };
  62 static CRITICAL_SECTION msi_custom_action_cs = { &msi_custom_action_cs_debug, -1, 0, 0, 0, 0 };
  63
  64 static struct list msi_pending_custom_actions = LIST_INIT( msi_pending_custom_actions );
  65
  66 void  __RPC_FAR * __RPC_USER MIDL_user_allocate(SIZE_T len)
  67 {
  68     return heap_alloc(len);
  69 }
  70
  71 void __RPC_USER MIDL_user_free(void __RPC_FAR * ptr)
  72 {
  73     heap_free(ptr);
  74 }
  75
  76 LONG WINAPI rpc_filter(EXCEPTION_POINTERS *eptr)
  77 {
  78     return I_RpcExceptionFilter(eptr->ExceptionRecord->ExceptionCode);
  79 }
  80
  81 UINT msi_schedule_action( MSIPACKAGE *package, UINT script, const WCHAR *action )
  82 {
  83     UINT count;
  84     WCHAR **newbuf = NULL;
  85
  86     if (script >= SCRIPT_MAX)
  87     {
  88         FIXME("Unknown script requested %u\n", script);
  89         return ERROR_FUNCTION_FAILED;
  90     }
  91     TRACE("Scheduling action %s in script %u\n", debugstr_w(action), script);
  92
  93     count = package->script_actions_count[script];
  94     package->script_actions_count[script]++;
  95     if (count != 0) newbuf = msi_realloc( package->script_actions[script],
  96                                           package->script_actions_count[script] * sizeof(WCHAR *) );
  97     else newbuf = msi_alloc( sizeof(WCHAR *) );
  98
  99     newbuf[count] = strdupW( action );
 100     package->script_actions[script] = newbuf;
 101     return ERROR_SUCCESS;
 102 }
 103
 104 UINT msi_register_unique_action( MSIPACKAGE *package, const WCHAR *action )
 105 {
 106     UINT count;
 107     WCHAR **newbuf = NULL;
 108
 109     TRACE("Registering %s as unique action\n", debugstr_w(action));
 110
 111     count = package->unique_actions_count;
 112     package->unique_actions_count++;
 113     if (count != 0) newbuf = msi_realloc( package->unique_actions,
 114                                           package->unique_actions_count * sizeof(WCHAR *) );
 115     else newbuf = msi_alloc( sizeof(WCHAR *) );
 116
 117     newbuf[count] = strdupW( action );
 118     package->unique_actions = newbuf;
 119     return ERROR_SUCCESS;
 120 }
 121
 122 BOOL msi_action_is_unique( const MSIPACKAGE *package, const WCHAR *action )
 123 {
 124     UINT i;
 125
 126     for (i = 0; i < package->unique_actions_count; i++)
 127     {
 128         if (!wcscmp( package->unique_actions[i], action )) return TRUE;
 129     }
 130     return FALSE;
 131 }
 132
 133 static BOOL check_execution_scheduling_options(MSIPACKAGE *package, LPCWSTR action, UINT options)
 134 {
 135     if ((options & msidbCustomActionTypeClientRepeat) ==
 136             msidbCustomActionTypeClientRepeat)
 137     {
 138         if (!(package->InWhatSequence & SEQUENCE_UI &&
 139             package->InWhatSequence & SEQUENCE_EXEC))
 140         {
 141             TRACE("Skipping action due to dbCustomActionTypeClientRepeat option.\n");
 142             return FALSE;
 143         }
 144     }
 145     else if (options & msidbCustomActionTypeFirstSequence)
 146     {
 147         if (package->InWhatSequence & SEQUENCE_UI &&
 148             package->InWhatSequence & SEQUENCE_EXEC )
 149         {
 150             TRACE("Skipping action due to msidbCustomActionTypeFirstSequence option.\n");
 151             return FALSE;
 152         }
 153     }
 154     else if (options & msidbCustomActionTypeOncePerProcess)
 155     {
 156         if (msi_action_is_unique(package, action))
 157         {
 158             TRACE("Skipping action due to msidbCustomActionTypeOncePerProcess option.\n");
 159             return FALSE;
 160         }
 161         else
 162             msi_register_unique_action(package, action);
 163     }
 164
 165     return TRUE;
 166 }
 167
 168 /* stores the following properties before the action:
 169  *
 170  *    [CustomActionData<=>UserSID<=>ProductCode]Action
 171  */
 172 static LPWSTR msi_get_deferred_action(LPCWSTR action, LPCWSTR actiondata,
 173                                       LPCWSTR usersid, LPCWSTR prodcode)
 174 {
 175     LPWSTR deferred;
 176     DWORD len;
 177
 178     if (!actiondata)
 179         return strdupW(action);
 180
 181     len = lstrlenW(action) + lstrlenW(actiondata) +
 182           lstrlenW(usersid) + lstrlenW(prodcode) +
 183           lstrlenW(L"[%s<=>%s<=>%s]%s") - 7;
 184     deferred = msi_alloc(len * sizeof(WCHAR));
 185
 186     swprintf(deferred, len, L"[%s<=>%s<=>%s]%s", actiondata, usersid, prodcode, action);
 187     return deferred;
 188 }
 189
 190 static void set_deferred_action_props( MSIPACKAGE *package, const WCHAR *deferred_data )
 191 {
 192     const WCHAR *end, *beg = deferred_data + 1;
 193
 194     end = wcsstr(beg, L"<=>");
 195     msi_set_property( package->db, L"CustomActionData", beg, end - beg );
 196     beg = end + 3;
 197
 198     end = wcsstr(beg, L"<=>");
 199     msi_set_property( package->db, L"UserSID", beg, end - beg );
 200     beg = end + 3;
 201
 202     end = wcschr(beg, ']');
 203     msi_set_property( package->db, L"ProductCode", beg, end - beg );
 204 }
 205
 206 WCHAR *msi_create_temp_file( MSIDATABASE *db )
 207 {
 208     WCHAR *ret;
 209
 210     if (!db->tempfolder)
 211     {
 212         WCHAR tmp[MAX_PATH];
 213         UINT len = ARRAY_SIZE( tmp );
 214
 215         if (msi_get_property( db, L"TempFolder", tmp, &len ) ||
 216             GetFileAttributesW( tmp ) != FILE_ATTRIBUTE_DIRECTORY)
 217         {
 218             GetTempPathW( MAX_PATH, tmp );
 219         }
 220         if (!(db->tempfolder = strdupW( tmp ))) return NULL;
 221     }
 222
 223     if ((ret = msi_alloc( (lstrlenW( db->tempfolder ) + 20) * sizeof(WCHAR) )))
 224     {
 225         if (!GetTempFileNameW( db->tempfolder, L"msi", 0, ret ))
 226         {
 227             msi_free( ret );
 228             return NULL;
 229         }
 230     }
 231
 232     return ret;
 233 }
 234
 235 static MSIBINARY *create_temp_binary(MSIPACKAGE *package, LPCWSTR source)
 236 {
 237     MSIRECORD *row;
 238     MSIBINARY *binary = NULL;
 239     HANDLE file;
 240     CHAR buffer[1024];
 241     WCHAR *tmpfile;
 242     DWORD sz, write;
 243     UINT r;
 244
 245     if (!(tmpfile = msi_create_temp_file( package->db ))) return NULL;
 246
 247     if (!(row = MSI_QueryGetRecord( package->db, L"SELECT * FROM `Binary` WHERE `Name` = '%s'", source ))) goto error;
 248     if (!(binary = msi_alloc_zero( sizeof(MSIBINARY) ))) goto error;
 249
 250     file = CreateFileW( tmpfile, GENERIC_WRITE, 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL );
 251     if (file == INVALID_HANDLE_VALUE) goto error;
 252
 253     do
 254     {
 255         sz = sizeof(buffer);
 256         r = MSI_RecordReadStream( row, 2, buffer, &sz );
 257         if (r != ERROR_SUCCESS)
 258         {
 259             ERR("Failed to get stream\n");
 260             break;
 261         }
 262         WriteFile( file, buffer, sz, &write, NULL );
 263     } while (sz == sizeof buffer);
 264
 265     CloseHandle( file );
 266     if (r != ERROR_SUCCESS) goto error;
 267
 268     binary->source = strdupW( source );
 269     binary->tmpfile = tmpfile;
 270     list_add_tail( &package->binaries, &binary->entry );
 271
 272     msiobj_release( &row->hdr );
 273     return binary;
 274
 275 error:
 276     if (row) msiobj_release( &row->hdr );
 277     DeleteFileW( tmpfile );
 278     msi_free( tmpfile );
 279     msi_free( binary );
 280     return NULL;
 281 }
 282
 283 static MSIBINARY *get_temp_binary(MSIPACKAGE *package, LPCWSTR source)
 284 {
 285     MSIBINARY *binary;
 286
 287     LIST_FOR_EACH_ENTRY( binary, &package->binaries, MSIBINARY, entry )
 288     {
 289         if (!wcscmp( binary->source, source ))
 290             return binary;
 291     }
 292
 293     return create_temp_binary(package, source);
 294 }
 295
 296 static void file_running_action(MSIPACKAGE* package, HANDLE Handle,
 297                                 BOOL process, LPCWSTR name)
 298 {
 299     MSIRUNNINGACTION *action;
 300
 301     action = msi_alloc( sizeof(MSIRUNNINGACTION) );
 302
 303     action->handle = Handle;
 304     action->process = process;
 305     action->name = strdupW(name);
 306
 307     list_add_tail( &package->RunningActions, &action->entry );
 308 }
 309
 310 static UINT custom_get_process_return( HANDLE process )
 311 {
 312     DWORD rc = 0;
 313
 314     GetExitCodeProcess( process, &rc );
 315     TRACE("exit code is %u\n", rc);
 316     if (rc != 0)
 317         return ERROR_FUNCTION_FAILED;
 318     return ERROR_SUCCESS;
 319 }
 320
 321 static UINT custom_get_thread_return( MSIPACKAGE *package, HANDLE thread )
 322 {
 323     DWORD rc = 0;
 324
 325     GetExitCodeThread( thread, &rc );
 326
 327     switch (rc)
 328     {
 329     case ERROR_FUNCTION_NOT_CALLED:
 330     case ERROR_SUCCESS:
 331     case ERROR_INSTALL_USEREXIT:
 332     case ERROR_INSTALL_FAILURE:
 333         return rc;
 334     case ERROR_NO_MORE_ITEMS:
 335         return ERROR_SUCCESS;
 336     case ERROR_INSTALL_SUSPEND:
 337         ACTION_ForceReboot( package );
 338         return ERROR_SUCCESS;
 339     default:
 340         ERR("Invalid Return Code %d\n",rc);
 341         return ERROR_INSTALL_FAILURE;
 342     }
 343 }
 344
 345 static UINT wait_process_handle(MSIPACKAGE* package, UINT type,
 346                            HANDLE ProcessHandle, LPCWSTR name)
 347 {
 348     UINT rc = ERROR_SUCCESS;
 349
 350     if (!(type & msidbCustomActionTypeAsync))
 351     {
 352         TRACE("waiting for %s\n", debugstr_w(name));
 353
 354         msi_dialog_check_messages(ProcessHandle);
 355
 356         if (!(type & msidbCustomActionTypeContinue))
 357             rc = custom_get_process_return(ProcessHandle);
 358
 359         CloseHandle(ProcessHandle);
 360     }
 361     else
 362     {
 363         TRACE("%s running in background\n", debugstr_w(name));
 364
 365         if (!(type & msidbCustomActionTypeContinue))
 366             file_running_action(package, ProcessHandle, TRUE, name);
 367         else
 368             CloseHandle(ProcessHandle);
 369     }
 370
 371     return rc;
 372 }
 373
 374 typedef struct _msi_custom_action_info {
 375     struct list entry;
 376     MSIPACKAGE *package;
 377     LPWSTR source;
 378     LPWSTR target;
 379     HANDLE handle;
 380     LPWSTR action;
 381     INT type;
 382     GUID guid;
 383     DWORD arch;
 384 } msi_custom_action_info;
 385
 386 static void free_custom_action_data( msi_custom_action_info *info )
 387 {
 388     EnterCriticalSection( &msi_custom_action_cs );
 389
 390     list_remove( &info->entry );
 391     if (info->handle)
 392         CloseHandle( info->handle );
 393     msi_free( info->action );
 394     msi_free( info->source );
 395     msi_free( info->target );
 396     msiobj_release( &info->package->hdr );
 397     msi_free( info );
 398
 399     LeaveCriticalSection( &msi_custom_action_cs );
 400 }
 401
 402 static UINT wait_thread_handle( msi_custom_action_info *info )
 403 {
 404     UINT rc = ERROR_SUCCESS;
 405
 406     if (!(info->type & msidbCustomActionTypeAsync))
 407     {
 408         TRACE("waiting for %s\n", debugstr_w( info->action ));
 409
 410         msi_dialog_check_messages( info->handle );
 411
 412         if (!(info->type & msidbCustomActionTypeContinue))
 413             rc = custom_get_thread_return( info->package, info->handle );
 414
 415         free_custom_action_data( info );
 416     }
 417     else
 418     {
 419         TRACE("%s running in background\n", debugstr_w( info->action ));
 420     }
 421
 422     return rc;
 423 }
 424
 425 static msi_custom_action_info *find_action_by_guid( const GUID *guid )
 426 {
 427     msi_custom_action_info *info;
 428     BOOL found = FALSE;
 429
 430     EnterCriticalSection( &msi_custom_action_cs );
 431
 432     LIST_FOR_EACH_ENTRY( info, &msi_pending_custom_actions, msi_custom_action_info, entry )
 433     {
 434         if (IsEqualGUID( &info->guid, guid ))
 435         {
 436             found = TRUE;
 437             break;
 438         }
 439     }
 440
 441     LeaveCriticalSection( &msi_custom_action_cs );
 442
 443     if (!found)
 444         return NULL;
 445
 446     return info;
 447 }
 448
 449 static void handle_msi_break(LPCSTR target)
 450 {
 451     char format[] = "To debug your custom action, attach your debugger to "
 452                     "process %i (0x%X) and press OK";
 453     char val[MAX_PATH];
 454     char msg[100];
 455
 456     if (!GetEnvironmentVariableA("MsiBreak", val, MAX_PATH))
 457         return;
 458
 459     if (strcmp(val, target))
 460         return;
 461
 462     sprintf(msg, format, GetCurrentProcessId(), GetCurrentProcessId());
 463     MessageBoxA(NULL, msg, "Windows Installer", MB_OK);
 464     DebugBreak();
 465 }
 466
 467 #ifdef __i386__
 468 /* wrapper for apps that don't declare the thread function correctly */
 469 extern UINT custom_proc_wrapper( MsiCustomActionEntryPoint entry, MSIHANDLE hinst );
 470 __ASM_GLOBAL_FUNC(custom_proc_wrapper,
 471                   "pushl %ebp\n\t"
 472                   __ASM_CFI(".cfi_adjust_cfa_offset 4\n\t")
 473                   __ASM_CFI(".cfi_rel_offset %ebp,0\n\t")
 474                   "movl %esp,%ebp\n\t"
 475                   __ASM_CFI(".cfi_def_cfa_register %ebp\n\t")
 476                   "subl $4,%esp\n\t"
 477                   "pushl 12(%ebp)\n\t"
 478                   "call *8(%ebp)\n\t"
 479                   "leave\n\t"
 480                   __ASM_CFI(".cfi_def_cfa %esp,4\n\t")
 481                   __ASM_CFI(".cfi_same_value %ebp\n\t")
 482                   "ret" )
 483 #else
 484 static UINT custom_proc_wrapper( MsiCustomActionEntryPoint entry, MSIHANDLE hinst )
 485 {
 486     return entry(hinst);
 487 }
 488 #endif
 489
 490 UINT CDECL __wine_msi_call_dll_function(DWORD client_pid, const GUID *guid)
 491 {
 492     MsiCustomActionEntryPoint fn;
 493     MSIHANDLE remote_package = 0;
 494     RPC_WSTR binding_str;
 495     MSIHANDLE hPackage;
 496     RPC_STATUS status;
 497     LPWSTR dll = NULL;
 498     LPSTR proc = NULL;
 499     HANDLE hModule;
 500     INT type;
 501     UINT r;
 502
 503     TRACE("%s\n", debugstr_guid( guid ));
 504
 505     if (!rpc_handle)
 506     {
 507         WCHAR endpoint[12];
 508
 509         swprintf(endpoint, ARRAY_SIZE(endpoint), L"msi%x", client_pid);
 510         status = RpcStringBindingComposeW(NULL, (WCHAR *)L"ncalrpc", NULL, endpoint, NULL, &binding_str);
 511         if (status != RPC_S_OK)
 512         {
 513             ERR("RpcStringBindingCompose failed: %#x\n", status);
 514             return status;
 515         }
 516         status = RpcBindingFromStringBindingW(binding_str, &rpc_handle);
 517         if (status != RPC_S_OK)
 518         {
 519             ERR("RpcBindingFromStringBinding failed: %#x\n", status);
 520             return status;
 521         }
 522         RpcStringFreeW(&binding_str);
 523     }
 524
 525     r = remote_GetActionInfo(guid, &type, &dll, &proc, &remote_package);
 526     if (r != ERROR_SUCCESS)
 527         return r;
 528
 529     hPackage = alloc_msi_remote_handle( remote_package );
 530     if (!hPackage)
 531     {
 532         ERR( "failed to create handle for %x\n", remote_package );
 533         midl_user_free( dll );
 534         midl_user_free( proc );
 535         return ERROR_INSTALL_FAILURE;
 536     }
 537
 538     hModule = LoadLibraryW( dll );
 539     if (!hModule)
 540     {
 541         ERR( "failed to load dll %s (%u)\n", debugstr_w( dll ), GetLastError() );
 542         midl_user_free( dll );
 543         midl_user_free( proc );
 544         MsiCloseHandle( hPackage );
 545         return ERROR_SUCCESS;
 546     }
 547
 548     fn = (MsiCustomActionEntryPoint) GetProcAddress( hModule, proc );
 549     if (!fn) WARN( "GetProcAddress(%s) failed\n", debugstr_a(proc) );
 550     else
 551     {
 552         handle_msi_break(proc);
 553
 554         __TRY
 555         {
 556             r = custom_proc_wrapper( fn, hPackage );
 557         }
 558         __EXCEPT_PAGE_FAULT
 559         {
 560             ERR( "Custom action (%s:%s) caused a page fault: %08x\n",
 561                  debugstr_w(dll), debugstr_a(proc), GetExceptionCode() );
 562             r = ERROR_SUCCESS;
 563         }
 564         __ENDTRY;
 565     }
 566
 567     FreeLibrary(hModule);
 568
 569     midl_user_free(dll);
 570     midl_user_free(proc);
 571
 572     MsiCloseAllHandles();
 573
 574     return r;
 575 }
 576
 577 static DWORD custom_start_server(MSIPACKAGE *package, DWORD arch)
 578 {
 579     WCHAR path[MAX_PATH], cmdline[MAX_PATH + 23];
 580     PROCESS_INFORMATION pi = {0};
 581     STARTUPINFOW si = {0};
 582     WCHAR buffer[24];
 583     void *cookie;
 584     HANDLE pipe;
 585
 586     if ((arch == SCS_32BIT_BINARY && package->custom_server_32_process) ||
 587         (arch == SCS_64BIT_BINARY && package->custom_server_64_process))
 588         return ERROR_SUCCESS;
 589
 590     swprintf(buffer, ARRAY_SIZE(buffer), L"\\\\.\\pipe\\msica_%x_%d",
 591              GetCurrentProcessId(), arch == SCS_32BIT_BINARY ? 32 : 64);
 592     pipe = CreateNamedPipeW(buffer, PIPE_ACCESS_DUPLEX, 0, 1, sizeof(DWORD64),
 593         sizeof(GUID), 0, NULL);
 594     if (pipe == INVALID_HANDLE_VALUE)
 595         ERR("Failed to create custom action client pipe: %u\n", GetLastError());
 596
 597     if ((sizeof(void *) == 8 || is_wow64) && arch == SCS_32BIT_BINARY)
 598         GetSystemWow64DirectoryW(path, MAX_PATH - ARRAY_SIZE(L"\\msiexec.exe"));
 599     else
 600         GetSystemDirectoryW(path, MAX_PATH - ARRAY_SIZE(L"\\msiexec.exe"));
 601     lstrcatW(path, L"\\msiexec.exe");
 602     swprintf(cmdline, ARRAY_SIZE(cmdline), L"%s -Embedding %d", path, GetCurrentProcessId());
 603
 604     if (is_wow64 && arch == SCS_64BIT_BINARY)
 605     {
 606         Wow64DisableWow64FsRedirection(&cookie);
 607         CreateProcessW(path, cmdline, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi);
 608         Wow64RevertWow64FsRedirection(cookie);
 609     }
 610     else
 611         CreateProcessW(path, cmdline, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi);
 612
 613     CloseHandle(pi.hThread);
 614
 615     if (arch == SCS_32BIT_BINARY)
 616     {
 617         package->custom_server_32_process = pi.hProcess;
 618         package->custom_server_32_pipe = pipe;
 619     }
 620     else
 621     {
 622         package->custom_server_64_process = pi.hProcess;
 623         package->custom_server_64_pipe = pipe;
 624     }
 625
 626     if (!ConnectNamedPipe(pipe, NULL))
 627     {
 628         ERR("Failed to connect to custom action server: %u\n", GetLastError());
 629         return GetLastError();
 630     }
 631
 632     return ERROR_SUCCESS;
 633 }
 634
 635 void custom_stop_server(HANDLE process, HANDLE pipe)
 636 {
 637     DWORD size;
 638
 639     WriteFile(pipe, &GUID_NULL, sizeof(GUID_NULL), &size, NULL);
 640     WaitForSingleObject(process, INFINITE);
 641     CloseHandle(process);
 642     CloseHandle(pipe);
 643 }
 644
 645 static DWORD WINAPI custom_client_thread(void *arg)
 646 {
 647     msi_custom_action_info *info = arg;
 648     DWORD64 thread64;
 649     HANDLE process;
 650     HANDLE thread;
 651     HANDLE pipe;
 652     DWORD size;
 653     UINT rc;
 654
 655     CoInitializeEx(NULL, COINIT_MULTITHREADED); /* needed to marshal streams */
 656
 657     if (info->arch == SCS_32BIT_BINARY)
 658     {
 659         process = info->package->custom_server_32_process;
 660         pipe = info->package->custom_server_32_pipe;
 661     }
 662     else
 663     {
 664         process = info->package->custom_server_64_process;
 665         pipe = info->package->custom_server_64_pipe;
 666     }
 667
 668     EnterCriticalSection(&msi_custom_action_cs);
 669
 670     if (!WriteFile(pipe, &info->guid, sizeof(info->guid), &size, NULL) ||
 671         size != sizeof(info->guid))
 672     {
 673         ERR("Failed to write to custom action client pipe: %u\n", GetLastError());
 674         LeaveCriticalSection(&msi_custom_action_cs);
 675         return GetLastError();
 676     }
 677     if (!ReadFile(pipe, &thread64, sizeof(thread64), &size, NULL) || size != sizeof(thread64))
 678     {
 679         ERR("Failed to read from custom action client pipe: %u\n", GetLastError());
 680         LeaveCriticalSection(&msi_custom_action_cs);
 681         return GetLastError();
 682     }
 683
 684     LeaveCriticalSection(&msi_custom_action_cs);
 685
 686     if (DuplicateHandle(process, (HANDLE)(DWORD_PTR)thread64, GetCurrentProcess(),
 687         &thread, 0, FALSE, DUPLICATE_SAME_ACCESS | DUPLICATE_CLOSE_SOURCE))
 688     {
 689         WaitForSingleObject(thread, INFINITE);
 690         GetExitCodeThread(thread, &rc);
 691         CloseHandle(thread);
 692     }
 693     else
 694         rc = GetLastError();
 695
 696     CoUninitialize();
 697     return rc;
 698 }
 699
 700 static msi_custom_action_info *do_msidbCustomActionTypeDll(
 701     MSIPACKAGE *package, INT type, LPCWSTR source, LPCWSTR target, LPCWSTR action )
 702 {
 703     msi_custom_action_info *info;
 704     RPC_STATUS status;
 705     BOOL ret;
 706
 707     info = msi_alloc( sizeof *info );
 708     if (!info)
 709         return NULL;
 710
 711     msiobj_addref( &package->hdr );
 712     info->package = package;
 713     info->type = type;
 714     info->target = strdupW( target );
 715     info->source = strdupW( source );
 716     info->action = strdupW( action );
 717     CoCreateGuid( &info->guid );
 718
 719     EnterCriticalSection( &msi_custom_action_cs );
 720     list_add_tail( &msi_pending_custom_actions, &info->entry );
 721     LeaveCriticalSection( &msi_custom_action_cs );
 722
 723     if (!package->rpc_server_started)
 724     {
 725         WCHAR endpoint[12];
 726
 727         swprintf(endpoint, ARRAY_SIZE(endpoint), L"msi%x", GetCurrentProcessId());
 728         status = RpcServerUseProtseqEpW((WCHAR *)L"ncalrpc", RPC_C_PROTSEQ_MAX_REQS_DEFAULT,
 729             endpoint, NULL);
 730         if (status != RPC_S_OK)
 731         {
 732             ERR("RpcServerUseProtseqEp failed: %#x\n", status);
 733             return NULL;
 734         }
 735
 736         status = RpcServerRegisterIfEx(s_IWineMsiRemote_v0_0_s_ifspec, NULL, NULL,
 737             RPC_IF_AUTOLISTEN, RPC_C_LISTEN_MAX_CALLS_DEFAULT, NULL);
 738         if (status != RPC_S_OK)
 739         {
 740             ERR("RpcServerRegisterIfEx failed: %#x\n", status);
 741             return NULL;
 742         }
 743
 744         info->package->rpc_server_started = 1;
 745     }
 746
 747     ret = GetBinaryTypeW(source, &info->arch);
 748     if (!ret)
 749         info->arch = (sizeof(void *) == 8 ? SCS_64BIT_BINARY : SCS_32BIT_BINARY);
 750
 751     if (info->arch == SCS_64BIT_BINARY && sizeof(void *) == 4 && !is_wow64)
 752     {
 753         ERR("Attempt to run a 64-bit custom action inside a 32-bit WINEPREFIX.\n");
 754         free_custom_action_data( info );
 755         return NULL;
 756     }
 757
 758     custom_start_server(package, info->arch);
 759
 760     info->handle = CreateThread(NULL, 0, custom_client_thread, info, 0, NULL);
 761     if (!info->handle)
 762     {
 763         free_custom_action_data( info );
 764         return NULL;
 765     }
 766
 767     return info;
 768 }
 769
 770 static UINT HANDLE_CustomType1( MSIPACKAGE *package, const WCHAR *source, const WCHAR *target,
 771                                 INT type, const WCHAR *action )
 772 {
 773     msi_custom_action_info *info;
 774     MSIBINARY *binary;
 775
 776     if (!(binary = get_temp_binary(package, source)))
 777         return ERROR_FUNCTION_FAILED;
 778
 779     TRACE("Calling function %s from %s\n", debugstr_w(target), debugstr_w(binary->tmpfile));
 780
 781     if (!(info = do_msidbCustomActionTypeDll( package, type, binary->tmpfile, target, action )))
 782         return ERROR_FUNCTION_FAILED;
 783     return wait_thread_handle( info );
 784 }
 785
 786 static HANDLE execute_command( const WCHAR *app, WCHAR *arg, const WCHAR *dir )
 787 {
 788     STARTUPINFOW si;
 789     PROCESS_INFORMATION info;
 790     WCHAR *exe = NULL, *cmd = NULL, *p;
 791     BOOL ret;
 792
 793     if (app)
 794     {
 795         int len_arg = 0;
 796         DWORD len_exe;
 797
 798         if (!(exe = msi_alloc( MAX_PATH * sizeof(WCHAR) ))) return INVALID_HANDLE_VALUE;
 799         len_exe = SearchPathW( NULL, app, L".exe", MAX_PATH, exe, NULL );
 800         if (len_exe >= MAX_PATH)
 801         {
 802             msi_free( exe );
 803             if (!(exe = msi_alloc( len_exe * sizeof(WCHAR) ))) return INVALID_HANDLE_VALUE;
 804             len_exe = SearchPathW( NULL, app, L".exe", len_exe, exe, NULL );
 805         }
 806         if (!len_exe)
 807         {
 808             ERR("can't find executable %u\n", GetLastError());
 809             msi_free( exe );
 810             return INVALID_HANDLE_VALUE;
 811         }
 812
 813         if (arg) len_arg = lstrlenW( arg );
 814         if (!(cmd = msi_alloc( (len_exe + len_arg + 4) * sizeof(WCHAR) )))
 815         {
 816             msi_free( exe );
 817             return INVALID_HANDLE_VALUE;
 818         }
 819         p = cmd;
 820         if (wcschr( exe, ' ' ))
 821         {
 822             *p++ = '\"';
 823             memcpy( p, exe, len_exe * sizeof(WCHAR) );
 824             p += len_exe;
 825             *p++ = '\"';
 826             *p = 0;
 827         }
 828         else
 829         {
 830             lstrcpyW( p, exe );
 831             p += len_exe;
 832         }
 833         if (arg)
 834         {
 835             *p++ = ' ';
 836             memcpy( p, arg, len_arg * sizeof(WCHAR) );
 837             p[len_arg] = 0;
 838         }
 839     }
 840     memset( &si, 0, sizeof(STARTUPINFOW) );
 841     ret = CreateProcessW( exe, exe ? cmd : arg, NULL, NULL, FALSE, 0, NULL, dir, &si, &info );
 842     msi_free( cmd );
 843     msi_free( exe );
 844     if (!ret)
 845     {
 846         ERR("unable to execute command %u\n", GetLastError());
 847         return INVALID_HANDLE_VALUE;
 848     }
 849     CloseHandle( info.hThread );
 850     return info.hProcess;
 851 }
 852
 853 static UINT HANDLE_CustomType2( MSIPACKAGE *package, const WCHAR *source, const WCHAR *target,
 854                                 INT type, const WCHAR *action )
 855 {
 856     MSIBINARY *binary;
 857     HANDLE handle;
 858     WCHAR *arg;
 859
 860     if (!(binary = get_temp_binary(package, source)))
 861         return ERROR_FUNCTION_FAILED;
 862
 863     deformat_string( package, target, &arg );
 864     TRACE("exe %s arg %s\n", debugstr_w(binary->tmpfile), debugstr_w(arg));
 865
 866     handle = execute_command( binary->tmpfile, arg, L"C:\\" );
 867     msi_free( arg );
 868     if (handle == INVALID_HANDLE_VALUE) return ERROR_SUCCESS;
 869     return wait_process_handle( package, type, handle, action );
 870 }
 871
 872 static UINT HANDLE_CustomType17( MSIPACKAGE *package, const WCHAR *source, const WCHAR *target,
 873                                  INT type, const WCHAR *action )
 874 {
 875     msi_custom_action_info *info;
 876     MSIFILE *file;
 877
 878     TRACE("%s %s\n", debugstr_w(source), debugstr_w(target));
 879
 880     file = msi_get_loaded_file( package, source );
 881     if (!file)
 882     {
 883         ERR("invalid file key %s\n", debugstr_w( source ));
 884         return ERROR_FUNCTION_FAILED;
 885     }
 886
 887     if (!(info = do_msidbCustomActionTypeDll( package, type, file->TargetPath, target, action )))
 888         return ERROR_FUNCTION_FAILED;
 889     return wait_thread_handle( info );
 890 }
 891
 892 static UINT HANDLE_CustomType18( MSIPACKAGE *package, const WCHAR *source, const WCHAR *target,
 893                                  INT type, const WCHAR *action )
 894 {
 895     MSIFILE *file;
 896     HANDLE handle;
 897     WCHAR *arg;
 898
 899     if (!(file = msi_get_loaded_file( package, source ))) return ERROR_FUNCTION_FAILED;
 900
 901     deformat_string( package, target, &arg );
 902     TRACE("exe %s arg %s\n", debugstr_w(file->TargetPath), debugstr_w(arg));
 903
 904     handle = execute_command( file->TargetPath, arg, L"C:\\" );
 905     msi_free( arg );
 906     if (handle == INVALID_HANDLE_VALUE) return ERROR_SUCCESS;
 907     return wait_process_handle( package, type, handle, action );
 908 }
 909
 910 static UINT HANDLE_CustomType19( MSIPACKAGE *package, const WCHAR *source, const WCHAR *target,
 911                                  INT type, const WCHAR *action )
 912 {
 913     MSIRECORD *row = 0;
 914     LPWSTR deformated = NULL;
 915
 916     deformat_string( package, target, &deformated );
 917
 918     /* first try treat the error as a number */
 919     row = MSI_QueryGetRecord( package->db, L"SELECT `Message` FROM `Error` WHERE `Error` = '%s'", deformated );
 920     if( row )
 921     {
 922         LPCWSTR error = MSI_RecordGetString( row, 1 );
 923         if ((package->ui_level & INSTALLUILEVEL_MASK) != INSTALLUILEVEL_NONE)
 924             MessageBoxW( NULL, error, NULL, MB_OK );
 925         msiobj_release( &row->hdr );
 926     }
 927     else if ((package->ui_level & INSTALLUILEVEL_MASK) != INSTALLUILEVEL_NONE)
 928         MessageBoxW( NULL, deformated, NULL, MB_OK );
 929
 930     msi_free( deformated );
 931
 932     return ERROR_INSTALL_FAILURE;
 933 }
 934
 935 static WCHAR *build_msiexec_args( const WCHAR *filename, const WCHAR *params )
 936 {
 937     UINT len_filename = lstrlenW( filename ), len_params = lstrlenW( params );
 938     UINT len = ARRAY_SIZE(L"/qb /i ") - 1;
 939     WCHAR *ret;
 940
 941     if (!(ret = msi_alloc( (len + len_filename + len_params + 4) * sizeof(WCHAR) ))) return NULL;
 942     memcpy( ret, L"/qb /i ", sizeof(L"/qb /i ") );
 943     ret[len++] = '"';
 944     memcpy( ret + len, filename, len_filename * sizeof(WCHAR) );
 945     len += len_filename;
 946     ret[len++] = '"';
 947     ret[len++] = ' ';
 948     lstrcpyW( ret + len, params );
 949     return ret;
 950 }
 951
 952 static UINT HANDLE_CustomType23( MSIPACKAGE *package, const WCHAR *source, const WCHAR *target,
 953                                  INT type, const WCHAR *action )
 954 {
 955     WCHAR *dir, *filename, *args, *p;
 956     UINT len_dir, len_source = lstrlenW( source );
 957     HANDLE handle;
 958
 959     if (!(dir = msi_dup_property( package->db, L"OriginalDatabase" ))) return ERROR_OUTOFMEMORY;
 960     if (!(p = wcsrchr( dir, '\\' )) && !(p = wcsrchr( dir, '/' )))
 961     {
 962         msi_free( dir );
 963         return ERROR_FUNCTION_FAILED;
 964     }
 965     *p = 0;
 966     len_dir = p - dir;
 967     if (!(filename = msi_alloc( (len_dir + len_source + 2) * sizeof(WCHAR) )))
 968     {
 969         msi_free( dir );
 970         return ERROR_OUTOFMEMORY;
 971     }
 972     memcpy( filename, dir, len_dir * sizeof(WCHAR) );
 973     filename[len_dir++] = '\\';
 974     memcpy( filename + len_dir, source, len_source * sizeof(WCHAR) );
 975     filename[len_dir + len_source] = 0;
 976
 977     if (!(args = build_msiexec_args( filename, target )))
 978     {
 979         msi_free( dir );
 980         return ERROR_OUTOFMEMORY;
 981     }
 982
 983     TRACE("installing %s concurrently\n", debugstr_w(source));
 984
 985     handle = execute_command( L"msiexec", args, dir );
 986     msi_free( dir );
 987     msi_free( args );
 988     if (handle == INVALID_HANDLE_VALUE) return ERROR_SUCCESS;
 989     return wait_process_handle( package, type, handle, action );
 990 }
 991
 992 static UINT write_substorage_to_file( MSIPACKAGE *package, const WCHAR *source, const WCHAR *filename )
 993 {
 994     IStorage *src = NULL, *dst = NULL;
 995     UINT r = ERROR_FUNCTION_FAILED;
 996     HRESULT hr;
 997
 998     hr = StgCreateDocfile( filename, STGM_CREATE|STGM_TRANSACTED|STGM_WRITE|STGM_SHARE_EXCLUSIVE, 0, &dst );
 999     if (FAILED( hr ))
1000     {
1001         WARN( "can't open destination storage %s (%08x)\n", debugstr_w(filename), hr );
1002         goto done;
1003     }
1004
1005     hr = IStorage_OpenStorage( package->db->storage, source, NULL, STGM_SHARE_EXCLUSIVE, NULL, 0, &src );
1006     if (FAILED( hr ))
1007     {
1008         WARN( "can't open source storage %s (%08x)\n", debugstr_w(source), hr );
1009         goto done;
1010     }
1011
1012     hr = IStorage_CopyTo( src, 0, NULL, NULL, dst );
1013     if (FAILED( hr ))
1014     {
1015         ERR( "failed to copy storage %s (%08x)\n", debugstr_w(source), hr );
1016         goto done;
1017     }
1018
1019     hr = IStorage_Commit( dst, 0 );
1020     if (FAILED( hr ))
1021         ERR( "failed to commit storage (%08x)\n", hr );
1022     else
1023         r = ERROR_SUCCESS;
1024
1025 done:
1026     if (src) IStorage_Release( src );
1027     if (dst) IStorage_Release( dst );
1028     return r;
1029 }
1030
1031 static UINT HANDLE_CustomType7( MSIPACKAGE *package, const WCHAR *source, const WCHAR *target,
1032                                 INT type, const WCHAR *action )
1033 {
1034     WCHAR *tmpfile, *args;
1035     MSIBINARY *binary = NULL;
1036     HANDLE handle;
1037     UINT r;
1038
1039     if (!(tmpfile = msi_create_temp_file( package->db ))) return ERROR_FUNCTION_FAILED;
1040
1041     r = write_substorage_to_file( package, source, tmpfile );
1042     if (r != ERROR_SUCCESS)
1043         goto error;
1044
1045     if (!(binary = msi_alloc( sizeof(*binary) ))) goto error;
1046     binary->source  = NULL;
1047     binary->tmpfile = tmpfile;
1048     list_add_tail( &package->binaries, &binary->entry );
1049
1050     if (!(args = build_msiexec_args( tmpfile, target ))) return ERROR_OUTOFMEMORY;
1051
1052     TRACE("installing %s concurrently\n", debugstr_w(source));
1053
1054     handle = execute_command( L"msiexec", args, L"C:\\" );
1055     msi_free( args );
1056     if (handle == INVALID_HANDLE_VALUE) return ERROR_SUCCESS;
1057     return wait_process_handle( package, type, handle, action );
1058
1059 error:
1060     DeleteFileW( tmpfile );
1061     msi_free( tmpfile );
1062     return ERROR_FUNCTION_FAILED;
1063 }
1064
1065 static UINT HANDLE_CustomType50( MSIPACKAGE *package, const WCHAR *source, const WCHAR *target,
1066                                  INT type, const WCHAR *action )
1067 {
1068     WCHAR *exe, *arg;
1069     HANDLE handle;
1070
1071     if (!(exe = msi_dup_property( package->db, source ))) return ERROR_SUCCESS;
1072
1073     deformat_string( package, target, &arg );
1074     TRACE("exe %s arg %s\n", debugstr_w(exe), debugstr_w(arg));
1075
1076     handle = execute_command( exe, arg, L"C:\\" );
1077     msi_free( exe );
1078     msi_free( arg );
1079     if (handle == INVALID_HANDLE_VALUE) return ERROR_SUCCESS;
1080     return wait_process_handle( package, type, handle, action );
1081 }
1082
1083 static UINT HANDLE_CustomType34( MSIPACKAGE *package, const WCHAR *source, const WCHAR *target,
1084                                  INT type, const WCHAR *action )
1085 {
1086     const WCHAR *workingdir = NULL;
1087     HANDLE handle;
1088     WCHAR *cmd;
1089
1090     if (source)
1091     {
1092         workingdir = msi_get_target_folder( package, source );
1093         if (!workingdir) return ERROR_FUNCTION_FAILED;
1094     }
1095     deformat_string( package, target, &cmd );
1096     if (!cmd) return ERROR_FUNCTION_FAILED;
1097
1098     TRACE("cmd %s dir %s\n", debugstr_w(cmd), debugstr_w(workingdir));
1099
1100     handle = execute_command( NULL, cmd, workingdir );
1101     msi_free( cmd );
1102     if (handle == INVALID_HANDLE_VALUE) return ERROR_SUCCESS;
1103     return wait_process_handle( package, type, handle, action );
1104 }
1105
1106 static DWORD ACTION_CallScript( const GUID *guid )
1107 {
1108     msi_custom_action_info *info;
1109     MSIHANDLE hPackage;
1110     UINT r = ERROR_FUNCTION_FAILED;
1111
1112     info = find_action_by_guid( guid );
1113     if (!info)
1114     {
1115         ERR("failed to find action %s\n", debugstr_guid( guid) );
1116         return ERROR_FUNCTION_FAILED;
1117     }
1118
1119     TRACE("function %s, script %s\n", debugstr_w( info->target ), debugstr_w( info->source ) );
1120
1121     hPackage = alloc_msihandle( &info->package->hdr );
1122     if (hPackage)
1123     {
1124         r = call_script( hPackage, info->type, info->source, info->target, info->action );
1125         TRACE("script returned %u\n", r);
1126         MsiCloseHandle( hPackage );
1127     }
1128     else
1129         ERR("failed to create handle for %p\n", info->package );
1130
1131     return r;
1132 }
1133
1134 static DWORD WINAPI ScriptThread( LPVOID arg )
1135 {
1136     LPGUID guid = arg;
1137     DWORD rc;
1138
1139     TRACE("custom action (%x) started\n", GetCurrentThreadId() );
1140
1141     rc = ACTION_CallScript( guid );
1142
1143     TRACE("custom action (%x) returned %i\n", GetCurrentThreadId(), rc );
1144
1145     MsiCloseAllHandles();
1146     return rc;
1147 }
1148
1149 static msi_custom_action_info *do_msidbCustomActionTypeScript(
1150     MSIPACKAGE *package, INT type, LPCWSTR script, LPCWSTR function, LPCWSTR action )
1151 {
1152     msi_custom_action_info *info;
1153
1154     info = msi_alloc( sizeof *info );
1155     if (!info)
1156         return NULL;
1157
1158     msiobj_addref( &package->hdr );
1159     info->package = package;
1160     info->type = type;
1161     info->target = strdupW( function );
1162     info->source = strdupW( script );
1163     info->action = strdupW( action );
1164     CoCreateGuid( &info->guid );
1165
1166     EnterCriticalSection( &msi_custom_action_cs );
1167     list_add_tail( &msi_pending_custom_actions, &info->entry );
1168     LeaveCriticalSection( &msi_custom_action_cs );
1169
1170     info->handle = CreateThread( NULL, 0, ScriptThread, &info->guid, 0, NULL );
1171     if (!info->handle)
1172     {
1173         free_custom_action_data( info );
1174         return NULL;
1175     }
1176
1177     return info;
1178 }
1179
1180 static UINT HANDLE_CustomType37_38( MSIPACKAGE *package, const WCHAR *source, const WCHAR *target,
1181                                     INT type, const WCHAR *action )
1182 {
1183     msi_custom_action_info *info;
1184
1185     TRACE("%s %s\n", debugstr_w(source), debugstr_w(target));
1186
1187     info = do_msidbCustomActionTypeScript( package, type, target, NULL, action );
1188     return wait_thread_handle( info );
1189 }
1190
1191 static UINT HANDLE_CustomType5_6( MSIPACKAGE *package, const WCHAR *source, const WCHAR *target,
1192                                   INT type, const WCHAR *action )
1193 {
1194     MSIRECORD *row = NULL;
1195     msi_custom_action_info *info;
1196     CHAR *buffer = NULL;
1197     WCHAR *bufferw = NULL;
1198     DWORD sz = 0;
1199     UINT r;
1200
1201     TRACE("%s %s\n", debugstr_w(source), debugstr_w(target));
1202
1203     row = MSI_QueryGetRecord(package->db, L"SELECT * FROM `Binary` WHERE `Name` = '%s'", source);
1204     if (!row)
1205         return ERROR_FUNCTION_FAILED;
1206
1207     r = MSI_RecordReadStream(row, 2, NULL, &sz);
1208     if (r != ERROR_SUCCESS) goto done;
1209
1210     buffer = msi_alloc( sz + 1 );
1211     if (!buffer)
1212     {
1213        r = ERROR_FUNCTION_FAILED;
1214        goto done;
1215     }
1216
1217     r = MSI_RecordReadStream(row, 2, buffer, &sz);
1218     if (r != ERROR_SUCCESS)
1219         goto done;
1220
1221     buffer[sz] = 0;
1222     bufferw = strdupAtoW(buffer);
1223     if (!bufferw)
1224     {
1225         r = ERROR_FUNCTION_FAILED;
1226         goto done;
1227     }
1228
1229     info = do_msidbCustomActionTypeScript( package, type, bufferw, target, action );
1230     r = wait_thread_handle( info );
1231
1232 done:
1233     msi_free(bufferw);
1234     msi_free(buffer);
1235     msiobj_release(&row->hdr);
1236     return r;
1237 }
1238
1239 static UINT HANDLE_CustomType21_22( MSIPACKAGE *package, const WCHAR *source, const WCHAR *target,
1240                                     INT type, const WCHAR *action )
1241 {
1242     msi_custom_action_info *info;
1243     MSIFILE *file;
1244     HANDLE hFile;
1245     DWORD sz, szHighWord = 0, read;
1246     CHAR *buffer=NULL;
1247     WCHAR *bufferw=NULL;
1248     BOOL bRet;
1249     UINT r;
1250
1251     TRACE("%s %s\n", debugstr_w(source), debugstr_w(target));
1252
1253     file = msi_get_loaded_file(package, source);
1254     if (!file)
1255     {
1256         ERR("invalid file key %s\n", debugstr_w(source));
1257         return ERROR_FUNCTION_FAILED;
1258     }
1259
1260     hFile = msi_create_file( package, file->TargetPath, GENERIC_READ, FILE_SHARE_READ, OPEN_EXISTING, 0 );
1261     if (hFile == INVALID_HANDLE_VALUE) return ERROR_FUNCTION_FAILED;
1262
1263     sz = GetFileSize(hFile, &szHighWord);
1264     if (sz == INVALID_FILE_SIZE || szHighWord != 0)
1265     {
1266         CloseHandle(hFile);
1267         return ERROR_FUNCTION_FAILED;
1268     }
1269     buffer = msi_alloc( sz + 1 );
1270     if (!buffer)
1271     {
1272         CloseHandle(hFile);
1273         return ERROR_FUNCTION_FAILED;
1274     }
1275     bRet = ReadFile(hFile, buffer, sz, &read, NULL);
1276     CloseHandle(hFile);
1277     if (!bRet)
1278     {
1279         r = ERROR_FUNCTION_FAILED;
1280         goto done;
1281     }
1282     buffer[read] = 0;
1283     bufferw = strdupAtoW(buffer);
1284     if (!bufferw)
1285     {
1286         r = ERROR_FUNCTION_FAILED;
1287         goto done;
1288     }
1289     info = do_msidbCustomActionTypeScript( package, type, bufferw, target, action );
1290     r = wait_thread_handle( info );
1291
1292 done:
1293     msi_free(bufferw);
1294     msi_free(buffer);
1295     return r;
1296 }
1297
1298 static UINT HANDLE_CustomType53_54( MSIPACKAGE *package, const WCHAR *source, const WCHAR *target,
1299                                     INT type, const WCHAR *action )
1300 {
1301     msi_custom_action_info *info;
1302     WCHAR *prop;
1303
1304     TRACE("%s %s\n", debugstr_w(source), debugstr_w(target));
1305
1306     prop = msi_dup_property( package->db, source );
1307     if (!prop) return ERROR_SUCCESS;
1308
1309     info = do_msidbCustomActionTypeScript( package, type, prop, NULL, action );
1310     msi_free(prop);
1311     return wait_thread_handle( info );
1312 }
1313
1314 static BOOL action_type_matches_script( UINT type, UINT script )
1315 {
1316     switch (script)
1317     {
1318     case SCRIPT_NONE:
1319         return FALSE;
1320     case SCRIPT_INSTALL:
1321         return !(type & msidbCustomActionTypeCommit) && !(type & msidbCustomActionTypeRollback);
1322     case SCRIPT_COMMIT:
1323         return (type & msidbCustomActionTypeCommit);
1324     case SCRIPT_ROLLBACK:
1325         return (type & msidbCustomActionTypeRollback);
1326     default:
1327         ERR("unhandled script %u\n", script);
1328     }
1329     return FALSE;
1330 }
1331
1332 static UINT defer_custom_action( MSIPACKAGE *package, const WCHAR *action, UINT type )
1333 {
1334     WCHAR *actiondata = msi_dup_property( package->db, action );
1335     WCHAR *usersid = msi_dup_property( package->db, L"UserSID" );
1336     WCHAR *prodcode = msi_dup_property( package->db, L"ProductCode" );
1337     WCHAR *deferred = msi_get_deferred_action( action, actiondata, usersid, prodcode );
1338
1339     if (!deferred)
1340     {
1341         msi_free( actiondata );
1342         msi_free( usersid );
1343         msi_free( prodcode );
1344         return ERROR_OUTOFMEMORY;
1345     }
1346     if (type & msidbCustomActionTypeCommit)
1347     {
1348         TRACE("deferring commit action\n");
1349         msi_schedule_action( package, SCRIPT_COMMIT, deferred );
1350     }
1351     else if (type & msidbCustomActionTypeRollback)
1352     {
1353         TRACE("deferring rollback action\n");
1354         msi_schedule_action( package, SCRIPT_ROLLBACK, deferred );
1355     }
1356     else
1357     {
1358         TRACE("deferring install action\n");
1359         msi_schedule_action( package, SCRIPT_INSTALL, deferred );
1360     }
1361
1362     msi_free( actiondata );
1363     msi_free( usersid );
1364     msi_free( prodcode );
1365     msi_free( deferred );
1366     return ERROR_SUCCESS;
1367 }
1368
1369 UINT ACTION_CustomAction(MSIPACKAGE *package, const WCHAR *action)
1370 {
1371     UINT rc = ERROR_SUCCESS;
1372     MSIRECORD *row;
1373     UINT type;
1374     const WCHAR *source, *target, *ptr, *deferred_data = NULL;
1375     WCHAR *deformated = NULL;
1376     int len;
1377
1378     /* deferred action: [properties]Action */
1379     if ((ptr = wcsrchr(action, ']')))
1380     {
1381         deferred_data = action;
1382         action = ptr + 1;
1383     }
1384
1385     row = MSI_QueryGetRecord( package->db, L"SELECT * FROM `CustomAction` WHERE `Action` = '%s'", action );
1386     if (!row)
1387         return ERROR_FUNCTION_NOT_CALLED;
1388
1389     type = MSI_RecordGetInteger(row,2);
1390     source = MSI_RecordGetString(row,3);
1391     target = MSI_RecordGetString(row,4);
1392
1393     TRACE("Handling custom action %s (%x %s %s)\n",debugstr_w(action),type,
1394           debugstr_w(source), debugstr_w(target));
1395
1396     /* handle some of the deferred actions */
1397     if (type & msidbCustomActionTypeTSAware)
1398         FIXME("msidbCustomActionTypeTSAware not handled\n");
1399
1400     if (type & msidbCustomActionTypeInScript)
1401     {
1402         if (type & msidbCustomActionTypeNoImpersonate)
1403             WARN("msidbCustomActionTypeNoImpersonate not handled\n");
1404
1405         if (!action_type_matches_script(type, package->script))
1406         {
1407             rc = defer_custom_action( package, action, type );
1408             goto end;
1409         }
1410         else
1411         {
1412             LPWSTR actiondata = msi_dup_property( package->db, action );
1413
1414             if (type & msidbCustomActionTypeInScript)
1415                 package->scheduled_action_running = TRUE;
1416
1417             if (type & msidbCustomActionTypeCommit)
1418                 package->commit_action_running = TRUE;
1419
1420             if (type & msidbCustomActionTypeRollback)
1421                 package->rollback_action_running = TRUE;
1422
1423             if (deferred_data)
1424                 set_deferred_action_props(package, deferred_data);
1425             else if (actiondata)
1426                 msi_set_property( package->db, L"CustomActionData", actiondata, -1 );
1427             else
1428                 msi_set_property( package->db, L"CustomActionData", L"", -1 );
1429
1430             msi_free(actiondata);
1431         }
1432     }
1433     else if (!check_execution_scheduling_options(package,action,type))
1434     {
1435         rc = ERROR_SUCCESS;
1436         goto end;
1437     }
1438
1439     switch (type & CUSTOM_ACTION_TYPE_MASK)
1440     {
1441     case 1: /* DLL file stored in a Binary table stream */
1442         rc = HANDLE_CustomType1( package, source, target, type, action );
1443         break;
1444     case 2: /* EXE file stored in a Binary table stream */
1445         rc = HANDLE_CustomType2( package, source, target, type, action );
1446         break;
1447     case 5:
1448     case 6: /* JScript/VBScript file stored in a Binary table stream */
1449         rc = HANDLE_CustomType5_6( package, source, target, type, action );
1450         break;
1451     case 7: /* Concurrent install from substorage */
1452         deformat_string( package, target, &deformated );
1453         rc = HANDLE_CustomType7( package, source, target, type, action );
1454         msi_free( deformated );
1455         break;
1456     case 17:
1457         rc = HANDLE_CustomType17( package, source, target, type, action );
1458         break;
1459     case 18: /* EXE file installed with package */
1460         rc = HANDLE_CustomType18( package, source, target, type, action );
1461         break;
1462     case 19: /* Error that halts install */
1463         rc = HANDLE_CustomType19( package, source, target, type, action );
1464         break;
1465     case 21: /* JScript/VBScript file installed with the product */
1466     case 22:
1467         rc = HANDLE_CustomType21_22( package, source, target, type, action );
1468         break;
1469     case 23: /* Installs another package in the source tree */
1470         deformat_string( package, target, &deformated );
1471         rc = HANDLE_CustomType23( package, source, deformated, type, action );
1472         msi_free( deformated );
1473         break;
1474     case 34: /* EXE to be run in specified directory */
1475         rc = HANDLE_CustomType34( package, source, target, type, action );
1476         break;
1477     case 35: /* Directory set with formatted text */
1478         deformat_string( package, target, &deformated );
1479         MSI_SetTargetPathW( package, source, deformated );
1480         msi_free( deformated );
1481         break;
1482     case 37: /* JScript/VBScript text stored in target column */
1483     case 38:
1484         rc = HANDLE_CustomType37_38( package, source, target, type, action );
1485         break;
1486     case 50: /* EXE file specified by a property value */
1487         rc = HANDLE_CustomType50( package, source, target, type, action );
1488         break;
1489     case 51: /* Property set with formatted text */
1490         if (!source) break;
1491         len = deformat_string( package, target, &deformated );
1492         rc = msi_set_property( package->db, source, deformated, len );
1493         if (rc == ERROR_SUCCESS && !wcscmp( source, L"SourceDir" )) msi_reset_source_folders( package );
1494         msi_free( deformated );
1495         break;
1496     case 53: /* JScript/VBScript text specified by a property value */
1497     case 54:
1498         rc = HANDLE_CustomType53_54( package, source, target, type, action );
1499         break;
1500     default:
1501         FIXME( "unhandled action type %u (%s %s)\n", type & CUSTOM_ACTION_TYPE_MASK, debugstr_w(source),
1502                debugstr_w(target) );
1503     }
1504
1505 end:
1506     package->scheduled_action_running = FALSE;
1507     package->commit_action_running = FALSE;
1508     package->rollback_action_running = FALSE;
1509     msiobj_release(&row->hdr);
1510     return rc;
1511 }
1512
1513 void ACTION_FinishCustomActions(const MSIPACKAGE* package)
1514 {
1515     struct list *item;
1516     HANDLE *wait_handles;
1517     unsigned int handle_count, i;
1518     msi_custom_action_info *info, *cursor;
1519
1520     while ((item = list_head( &package->RunningActions )))
1521     {
1522         MSIRUNNINGACTION *action = LIST_ENTRY( item, MSIRUNNINGACTION, entry );
1523
1524         list_remove( &action->entry );
1525
1526         TRACE("waiting for %s\n", debugstr_w( action->name ) );
1527         msi_dialog_check_messages( action->handle );
1528
1529         CloseHandle( action->handle );
1530         msi_free( action->name );
1531         msi_free( action );
1532     }
1533
1534     EnterCriticalSection( &msi_custom_action_cs );
1535
1536     handle_count = list_count( &msi_pending_custom_actions );
1537     wait_handles = msi_alloc( handle_count * sizeof(HANDLE) );
1538
1539     handle_count = 0;
1540     LIST_FOR_EACH_ENTRY_SAFE( info, cursor, &msi_pending_custom_actions, msi_custom_action_info, entry )
1541     {
1542         if (info->package == package )
1543         {
1544             if (DuplicateHandle(GetCurrentProcess(), info->handle, GetCurrentProcess(), &wait_handles[handle_count], SYNCHRONIZE, FALSE, 0))
1545                 handle_count++;
1546         }
1547     }
1548
1549     LeaveCriticalSection( &msi_custom_action_cs );
1550
1551     for (i = 0; i < handle_count; i++)
1552     {
1553         msi_dialog_check_messages( wait_handles[i] );
1554         CloseHandle( wait_handles[i] );
1555     }
1556     msi_free( wait_handles );
1557
1558     EnterCriticalSection( &msi_custom_action_cs );
1559     LIST_FOR_EACH_ENTRY_SAFE( info, cursor, &msi_pending_custom_actions, msi_custom_action_info, entry )
1560     {
1561         if (info->package == package)
1562             free_custom_action_data( info );
1563     }
1564     LeaveCriticalSection( &msi_custom_action_cs );
1565 }
1566
1567 UINT __cdecl s_remote_GetActionInfo(const GUID *guid, int *type, LPWSTR *dll, LPSTR *func, MSIHANDLE *hinst)
1568 {
1569     msi_custom_action_info *info;
1570
1571     info = find_action_by_guid(guid);
1572     if (!info)
1573         return ERROR_INVALID_DATA;
1574
1575     *type = info->type;
1576     *hinst = alloc_msihandle(&info->package->hdr);
1577     *dll = strdupW(info->source);
1578     *func = strdupWtoA(info->target);
1579
1580     return ERROR_SUCCESS;
1581 }