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
  26 #include "ntstatus.h"
  27 #define WIN32_NO_STATUS
  28 #include "windef.h"
  29 #include "winbase.h"
  30 #include "winerror.h"
  31 #include "msidefs.h"
  32 #include "winuser.h"
  33 #include "objbase.h"
  34 #include "oleauto.h"
  35
  36 #include "msipriv.h"
  37 #include "winemsi.h"
  38 #include "wine/asm.h"
  39 #include "wine/heap.h"
  40 #include "wine/debug.h"
  41 #include "wine/exception.h"
  42
  43 WINE_DEFAULT_DEBUG_CHANNEL(msi);
  44
  45 #define CUSTOM_ACTION_TYPE_MASK 0x3F
  46
  47 typedef struct tagMSIRUNNINGACTION
  48 {
  49     struct list entry;
  50     HANDLE handle;
  51     BOOL   process;
  52     LPWSTR name;
  53 } MSIRUNNINGACTION;
  54
  55 typedef UINT (WINAPI *MsiCustomActionEntryPoint)( MSIHANDLE );
  56
  57 static CRITICAL_SECTION msi_custom_action_cs;
  58 static CRITICAL_SECTION_DEBUG msi_custom_action_cs_debug =
  59 {
  60     0, 0, &msi_custom_action_cs,
  61     { &msi_custom_action_cs_debug.ProcessLocksList,
  62       &msi_custom_action_cs_debug.ProcessLocksList },
  63       0, 0, { (DWORD_PTR)(__FILE__ ": msi_custom_action_cs") }
  64 };
  65 static CRITICAL_SECTION msi_custom_action_cs = { &msi_custom_action_cs_debug, -1, 0, 0, 0, 0 };
  66
  67 static struct list msi_pending_custom_actions = LIST_INIT( msi_pending_custom_actions );
  68
  69 void  __RPC_FAR * __RPC_USER MIDL_user_allocate(SIZE_T len)
  70 {
  71     return heap_alloc(len);
  72 }
  73
  74 void __RPC_USER MIDL_user_free(void __RPC_FAR * ptr)
  75 {
  76     heap_free(ptr);
  77 }
  78
  79 LONG WINAPI rpc_filter(EXCEPTION_POINTERS *eptr)
  80 {
  81     return I_RpcExceptionFilter(eptr->ExceptionRecord->ExceptionCode);
  82 }
  83
  84 UINT msi_schedule_action( MSIPACKAGE *package, UINT script, const WCHAR *action )
  85 {
  86     UINT count;
  87     WCHAR **newbuf = NULL;
  88
  89     if (script >= SCRIPT_MAX)
  90     {
  91         FIXME("Unknown script requested %u\n", script);
  92         return ERROR_FUNCTION_FAILED;
  93     }
  94     TRACE("Scheduling action %s in script %u\n", debugstr_w(action), script);
  95
  96     count = package->script_actions_count[script];
  97     package->script_actions_count[script]++;
  98     if (count != 0) newbuf = msi_realloc( package->script_actions[script],
  99                                           package->script_actions_count[script] * sizeof(WCHAR *) );
 100     else newbuf = msi_alloc( sizeof(WCHAR *) );
 101
 102     newbuf[count] = strdupW( action );
 103     package->script_actions[script] = newbuf;
 104     return ERROR_SUCCESS;
 105 }
 106
 107 UINT msi_register_unique_action( MSIPACKAGE *package, const WCHAR *action )
 108 {
 109     UINT count;
 110     WCHAR **newbuf = NULL;
 111
 112     TRACE("Registering %s as unique action\n", debugstr_w(action));
 113
 114     count = package->unique_actions_count;
 115     package->unique_actions_count++;
 116     if (count != 0) newbuf = msi_realloc( package->unique_actions,
 117                                           package->unique_actions_count * sizeof(WCHAR *) );
 118     else newbuf = msi_alloc( sizeof(WCHAR *) );
 119
 120     newbuf[count] = strdupW( action );
 121     package->unique_actions = newbuf;
 122     return ERROR_SUCCESS;
 123 }
 124
 125 BOOL msi_action_is_unique( const MSIPACKAGE *package, const WCHAR *action )
 126 {
 127     UINT i;
 128
 129     for (i = 0; i < package->unique_actions_count; i++)
 130     {
 131         if (!wcscmp( package->unique_actions[i], action )) return TRUE;
 132     }
 133     return FALSE;
 134 }
 135
 136 static BOOL check_execution_scheduling_options(MSIPACKAGE *package, LPCWSTR action, UINT options)
 137 {
 138     if ((options & msidbCustomActionTypeClientRepeat) ==
 139             msidbCustomActionTypeClientRepeat)
 140     {
 141         if (!(package->InWhatSequence & SEQUENCE_UI &&
 142             package->InWhatSequence & SEQUENCE_EXEC))
 143         {
 144             TRACE("Skipping action due to dbCustomActionTypeClientRepeat option.\n");
 145             return FALSE;
 146         }
 147     }
 148     else if (options & msidbCustomActionTypeFirstSequence)
 149     {
 150         if (package->InWhatSequence & SEQUENCE_UI &&
 151             package->InWhatSequence & SEQUENCE_EXEC )
 152         {
 153             TRACE("Skipping action due to msidbCustomActionTypeFirstSequence option.\n");
 154             return FALSE;
 155         }
 156     }
 157     else if (options & msidbCustomActionTypeOncePerProcess)
 158     {
 159         if (msi_action_is_unique(package, action))
 160         {
 161             TRACE("Skipping action due to msidbCustomActionTypeOncePerProcess option.\n");
 162             return FALSE;
 163         }
 164         else
 165             msi_register_unique_action(package, action);
 166     }
 167
 168     return TRUE;
 169 }
 170
 171 /* stores the following properties before the action:
 172  *
 173  *    [CustomActionData<=>UserSID<=>ProductCode]Action
 174  */
 175 static LPWSTR msi_get_deferred_action(LPCWSTR action, LPCWSTR actiondata,
 176                                       LPCWSTR usersid, LPCWSTR prodcode)
 177 {
 178     LPWSTR deferred;
 179     DWORD len;
 180
 181     if (!actiondata)
 182         return strdupW(action);
 183
 184     len = lstrlenW(action) + lstrlenW(actiondata) +
 185           lstrlenW(usersid) + lstrlenW(prodcode) +
 186           lstrlenW(L"[%s<=>%s<=>%s]%s") - 7;
 187     deferred = msi_alloc(len * sizeof(WCHAR));
 188
 189     swprintf(deferred, len, L"[%s<=>%s<=>%s]%s", actiondata, usersid, prodcode, action);
 190     return deferred;
 191 }
 192
 193 static void set_deferred_action_props( MSIPACKAGE *package, const WCHAR *deferred_data )
 194 {
 195     const WCHAR *end, *beg = deferred_data + 1;
 196
 197     end = wcsstr(beg, L"<=>");
 198     msi_set_property( package->db, L"CustomActionData", beg, end - beg );
 199     beg = end + 3;
 200
 201     end = wcsstr(beg, L"<=>");
 202     msi_set_property( package->db, L"UserSID", beg, end - beg );
 203     beg = end + 3;
 204
 205     end = wcschr(beg, ']');
 206     msi_set_property( package->db, L"ProductCode", beg, end - beg );
 207 }
 208
 209 WCHAR *msi_create_temp_file( MSIDATABASE *db )
 210 {
 211     WCHAR *ret;
 212
 213     if (!db->tempfolder)
 214     {
 215         WCHAR tmp[MAX_PATH];
 216         UINT len = ARRAY_SIZE( tmp );
 217
 218         if (msi_get_property( db, L"TempFolder", tmp, &len ) ||
 219             GetFileAttributesW( tmp ) != FILE_ATTRIBUTE_DIRECTORY)
 220         {
 221             GetTempPathW( MAX_PATH, tmp );
 222         }
 223         if (!(db->tempfolder = strdupW( tmp ))) return NULL;
 224     }
 225
 226     if ((ret = msi_alloc( (lstrlenW( db->tempfolder ) + 20) * sizeof(WCHAR) )))
 227     {
 228         if (!GetTempFileNameW( db->tempfolder, L"msi", 0, ret ))
 229         {
 230             msi_free( ret );
 231             return NULL;
 232         }
 233     }
 234
 235     return ret;
 236 }
 237
 238 static MSIBINARY *create_temp_binary(MSIPACKAGE *package, LPCWSTR source)
 239 {
 240     MSIRECORD *row;
 241     MSIBINARY *binary = NULL;
 242     HANDLE file;
 243     CHAR buffer[1024];
 244     WCHAR *tmpfile;
 245     DWORD sz, write;
 246     UINT r;
 247
 248     if (!(tmpfile = msi_create_temp_file( package->db ))) return NULL;
 249
 250     if (!(row = MSI_QueryGetRecord( package->db, L"SELECT * FROM `Binary` WHERE `Name` = '%s'", source ))) goto error;
 251     if (!(binary = msi_alloc_zero( sizeof(MSIBINARY) ))) goto error;
 252
 253     file = CreateFileW( tmpfile, GENERIC_WRITE, 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL );
 254     if (file == INVALID_HANDLE_VALUE) goto error;
 255
 256     do
 257     {
 258         sz = sizeof(buffer);
 259         r = MSI_RecordReadStream( row, 2, buffer, &sz );
 260         if (r != ERROR_SUCCESS)
 261         {
 262             ERR("Failed to get stream\n");
 263             break;
 264         }
 265         WriteFile( file, buffer, sz, &write, NULL );
 266     } while (sz == sizeof buffer);
 267
 268     CloseHandle( file );
 269     if (r != ERROR_SUCCESS) goto error;
 270
 271     binary->source = strdupW( source );
 272     binary->tmpfile = tmpfile;
 273     list_add_tail( &package->binaries, &binary->entry );
 274
 275     msiobj_release( &row->hdr );
 276     return binary;
 277
 278 error:
 279     if (row) msiobj_release( &row->hdr );
 280     DeleteFileW( tmpfile );
 281     msi_free( tmpfile );
 282     msi_free( binary );
 283     return NULL;
 284 }
 285
 286 static MSIBINARY *get_temp_binary(MSIPACKAGE *package, LPCWSTR source)
 287 {
 288     MSIBINARY *binary;
 289
 290     LIST_FOR_EACH_ENTRY( binary, &package->binaries, MSIBINARY, entry )
 291     {
 292         if (!wcscmp( binary->source, source ))
 293             return binary;
 294     }
 295
 296     return create_temp_binary(package, source);
 297 }
 298
 299 static void file_running_action(MSIPACKAGE* package, HANDLE Handle,
 300                                 BOOL process, LPCWSTR name)
 301 {
 302     MSIRUNNINGACTION *action;
 303
 304     action = msi_alloc( sizeof(MSIRUNNINGACTION) );
 305
 306     action->handle = Handle;
 307     action->process = process;
 308     action->name = strdupW(name);
 309
 310     list_add_tail( &package->RunningActions, &action->entry );
 311 }
 312
 313 static UINT custom_get_process_return( HANDLE process )
 314 {
 315     DWORD rc = 0;
 316
 317     GetExitCodeProcess( process, &rc );
 318     TRACE("exit code is %u\n", rc);
 319     if (rc != 0)
 320         return ERROR_FUNCTION_FAILED;
 321     return ERROR_SUCCESS;
 322 }
 323
 324 static UINT custom_get_thread_return( MSIPACKAGE *package, HANDLE thread )
 325 {
 326     DWORD rc = 0;
 327
 328     GetExitCodeThread( thread, &rc );
 329
 330     switch (rc)
 331     {
 332     case ERROR_FUNCTION_NOT_CALLED:
 333     case ERROR_SUCCESS:
 334     case ERROR_INSTALL_USEREXIT:
 335     case ERROR_INSTALL_FAILURE:
 336         return rc;
 337     case ERROR_NO_MORE_ITEMS:
 338         return ERROR_SUCCESS;
 339     case ERROR_INSTALL_SUSPEND:
 340         ACTION_ForceReboot( package );
 341         return ERROR_SUCCESS;
 342     default:
 343         ERR("Invalid Return Code %d\n",rc);
 344         return ERROR_INSTALL_FAILURE;
 345     }
 346 }
 347
 348 static UINT wait_process_handle(MSIPACKAGE* package, UINT type,
 349                            HANDLE ProcessHandle, LPCWSTR name)
 350 {
 351     UINT rc = ERROR_SUCCESS;
 352
 353     if (!(type & msidbCustomActionTypeAsync))
 354     {
 355         TRACE("waiting for %s\n", debugstr_w(name));
 356
 357         msi_dialog_check_messages(ProcessHandle);
 358
 359         if (!(type & msidbCustomActionTypeContinue))
 360             rc = custom_get_process_return(ProcessHandle);
 361
 362         CloseHandle(ProcessHandle);
 363     }
 364     else
 365     {
 366         TRACE("%s running in background\n", debugstr_w(name));
 367
 368         if (!(type & msidbCustomActionTypeContinue))
 369             file_running_action(package, ProcessHandle, TRUE, name);
 370         else
 371             CloseHandle(ProcessHandle);
 372     }
 373
 374     return rc;
 375 }
 376
 377 typedef struct _msi_custom_action_info {
 378     struct list entry;
 379     MSIPACKAGE *package;
 380     LPWSTR source;
 381     LPWSTR target;
 382     HANDLE handle;
 383     LPWSTR action;
 384     INT type;
 385     GUID guid;
 386     DWORD arch;
 387 } msi_custom_action_info;
 388
 389 static void free_custom_action_data( msi_custom_action_info *info )
 390 {
 391     EnterCriticalSection( &msi_custom_action_cs );
 392
 393     list_remove( &info->entry );
 394     if (info->handle)
 395         CloseHandle( info->handle );
 396     msi_free( info->action );
 397     msi_free( info->source );
 398     msi_free( info->target );
 399     msiobj_release( &info->package->hdr );
 400     msi_free( info );
 401
 402     LeaveCriticalSection( &msi_custom_action_cs );
 403 }
 404
 405 static UINT wait_thread_handle( msi_custom_action_info *info )
 406 {
 407     UINT rc = ERROR_SUCCESS;
 408
 409     if (!(info->type & msidbCustomActionTypeAsync))
 410     {
 411         TRACE("waiting for %s\n", debugstr_w( info->action ));
 412
 413         msi_dialog_check_messages( info->handle );
 414
 415         if (!(info->type & msidbCustomActionTypeContinue))
 416             rc = custom_get_thread_return( info->package, info->handle );
 417
 418         free_custom_action_data( info );
 419     }
 420     else
 421     {
 422         TRACE("%s running in background\n", debugstr_w( info->action ));
 423     }
 424
 425     return rc;
 426 }
 427
 428 static msi_custom_action_info *find_action_by_guid( const GUID *guid )
 429 {
 430     msi_custom_action_info *info;
 431     BOOL found = FALSE;
 432
 433     EnterCriticalSection( &msi_custom_action_cs );
 434
 435     LIST_FOR_EACH_ENTRY( info, &msi_pending_custom_actions, msi_custom_action_info, entry )
 436     {
 437         if (IsEqualGUID( &info->guid, guid ))
 438         {
 439             found = TRUE;
 440             break;
 441         }
 442     }
 443
 444     LeaveCriticalSection( &msi_custom_action_cs );
 445
 446     if (!found)
 447         return NULL;
 448
 449     return info;
 450 }
 451
 452 static void handle_msi_break( const WCHAR *action )
 453 {
 454     const WCHAR fmt[] = L"To debug your custom action, attach your debugger to process %u (0x%x) and press OK";
 455     WCHAR val[MAX_PATH], msg[100];
 456
 457     if (!GetEnvironmentVariableW( L"MsiBreak", val, MAX_PATH ) || wcscmp( val, action )) return;
 458
 459     swprintf( msg, ARRAY_SIZE(msg), fmt, GetCurrentProcessId(), GetCurrentProcessId() );
 460     MessageBoxW( NULL, msg, L"Windows Installer", MB_OK );
 461     DebugBreak();
 462 }
 463
 464 #ifdef __i386__
 465 /* wrapper for apps that don't declare the thread function correctly */
 466 extern UINT custom_proc_wrapper( MsiCustomActionEntryPoint entry, MSIHANDLE hinst );
 467 __ASM_GLOBAL_FUNC(custom_proc_wrapper,
 468                   "pushl %ebp\n\t"
 469                   __ASM_CFI(".cfi_adjust_cfa_offset 4\n\t")
 470                   __ASM_CFI(".cfi_rel_offset %ebp,0\n\t")
 471                   "movl %esp,%ebp\n\t"
 472                   __ASM_CFI(".cfi_def_cfa_register %ebp\n\t")
 473                   "subl $4,%esp\n\t"
 474                   "pushl 12(%ebp)\n\t"
 475                   "call *8(%ebp)\n\t"
 476                   "leave\n\t"
 477                   __ASM_CFI(".cfi_def_cfa %esp,4\n\t")
 478                   __ASM_CFI(".cfi_same_value %ebp\n\t")
 479                   "ret" )
 480 #else
 481 static UINT custom_proc_wrapper( MsiCustomActionEntryPoint entry, MSIHANDLE hinst )
 482 {
 483     return entry(hinst);
 484 }
 485 #endif
 486
 487 UINT CDECL __wine_msi_call_dll_function(DWORD client_pid, const GUID *guid)
 488 {
 489     MsiCustomActionEntryPoint fn;
 490     MSIHANDLE remote_package = 0;
 491     RPC_WSTR binding_str;
 492     MSIHANDLE hPackage;
 493     RPC_STATUS status;
 494     WCHAR *dll = NULL, *action = NULL;
 495     LPSTR proc = NULL;
 496     HANDLE hModule;
 497     INT type;
 498     UINT r;
 499
 500     TRACE("%s\n", debugstr_guid( guid ));
 501
 502     if (!rpc_handle)
 503     {
 504         WCHAR endpoint[12];
 505
 506         swprintf(endpoint, ARRAY_SIZE(endpoint), L"msi%x", client_pid);
 507         status = RpcStringBindingComposeW(NULL, (WCHAR *)L"ncalrpc", NULL, endpoint, NULL, &binding_str);
 508         if (status != RPC_S_OK)
 509         {
 510             ERR("RpcStringBindingCompose failed: %#x\n", status);
 511             return status;
 512         }
 513         status = RpcBindingFromStringBindingW(binding_str, &rpc_handle);
 514         if (status != RPC_S_OK)
 515         {
 516             ERR("RpcBindingFromStringBinding failed: %#x\n", status);
 517             return status;
 518         }
 519         RpcStringFreeW(&binding_str);
 520     }
 521
 522     r = remote_GetActionInfo(guid, &action, &type, &dll, &proc, &remote_package);
 523     if (r != ERROR_SUCCESS)
 524         return r;
 525
 526     hPackage = alloc_msi_remote_handle( remote_package );
 527     if (!hPackage)
 528     {
 529         ERR( "failed to create handle for %x\n", remote_package );
 530         midl_user_free( action );
 531         midl_user_free( dll );
 532         midl_user_free( proc );
 533         return ERROR_INSTALL_FAILURE;
 534     }
 535
 536     hModule = LoadLibraryW( dll );
 537     if (!hModule)
 538     {
 539         ERR( "failed to load dll %s (%u)\n", debugstr_w( dll ), GetLastError() );
 540         midl_user_free( action );
 541         midl_user_free( dll );
 542         midl_user_free( proc );
 543         MsiCloseHandle( hPackage );
 544         return ERROR_SUCCESS;
 545     }
 546
 547     fn = (MsiCustomActionEntryPoint) GetProcAddress( hModule, proc );
 548     if (!fn) WARN( "GetProcAddress(%s) failed\n", debugstr_a(proc) );
 549     else
 550     {
 551         handle_msi_break(action);
 552
 553         __TRY
 554         {
 555             r = custom_proc_wrapper( fn, hPackage );
 556         }
 557         __EXCEPT_PAGE_FAULT
 558         {
 559             ERR( "Custom action (%s:%s) caused a page fault: %08x\n",
 560                  debugstr_w(dll), debugstr_a(proc), GetExceptionCode() );
 561             r = ERROR_SUCCESS;
 562         }
 563         __ENDTRY;
 564     }
 565
 566     FreeLibrary(hModule);
 567
 568     midl_user_free(action);
 569     midl_user_free(dll);
 570     midl_user_free(proc);
 571
 572     MsiCloseAllHandles();
 573     return r;
 574 }
 575
 576 static DWORD custom_start_server(MSIPACKAGE *package, DWORD arch)
 577 {
 578     WCHAR path[MAX_PATH], cmdline[MAX_PATH + 23];
 579     PROCESS_INFORMATION pi = {0};
 580     STARTUPINFOW si = {0};
 581     WCHAR buffer[24];
 582     void *cookie;
 583     HANDLE pipe;
 584
 585     if ((arch == SCS_32BIT_BINARY && package->custom_server_32_process) ||
 586         (arch == SCS_64BIT_BINARY && package->custom_server_64_process))
 587         return ERROR_SUCCESS;
 588
 589     swprintf(buffer, ARRAY_SIZE(buffer), L"\\\\.\\pipe\\msica_%x_%d",
 590              GetCurrentProcessId(), arch == SCS_32BIT_BINARY ? 32 : 64);
 591     pipe = CreateNamedPipeW(buffer, PIPE_ACCESS_DUPLEX, 0, 1, sizeof(DWORD64),
 592         sizeof(GUID), 0, NULL);
 593     if (pipe == INVALID_HANDLE_VALUE)
 594         ERR("Failed to create custom action client pipe: %u\n", GetLastError());
 595
 596     if ((sizeof(void *) == 8 || is_wow64) && arch == SCS_32BIT_BINARY)
 597         GetSystemWow64DirectoryW(path, MAX_PATH - ARRAY_SIZE(L"\\msiexec.exe"));
 598     else
 599         GetSystemDirectoryW(path, MAX_PATH - ARRAY_SIZE(L"\\msiexec.exe"));
 600     lstrcatW(path, L"\\msiexec.exe");
 601     swprintf(cmdline, ARRAY_SIZE(cmdline), L"%s -Embedding %d", path, GetCurrentProcessId());
 602
 603     if (is_wow64 && arch == SCS_64BIT_BINARY)
 604     {
 605         Wow64DisableWow64FsRedirection(&cookie);
 606         CreateProcessW(path, cmdline, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi);
 607         Wow64RevertWow64FsRedirection(cookie);
 608     }
 609     else
 610         CreateProcessW(path, cmdline, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi);
 611
 612     CloseHandle(pi.hThread);
 613
 614     if (arch == SCS_32BIT_BINARY)
 615     {
 616         package->custom_server_32_process = pi.hProcess;
 617         package->custom_server_32_pipe = pipe;
 618     }
 619     else
 620     {
 621         package->custom_server_64_process = pi.hProcess;
 622         package->custom_server_64_pipe = pipe;
 623     }
 624
 625     if (!ConnectNamedPipe(pipe, NULL))
 626     {
 627         ERR("Failed to connect to custom action server: %u\n", GetLastError());
 628         return GetLastError();
 629     }
 630
 631     return ERROR_SUCCESS;
 632 }
 633
 634 void custom_stop_server(HANDLE process, HANDLE pipe)
 635 {
 636     DWORD size;
 637
 638     WriteFile(pipe, &GUID_NULL, sizeof(GUID_NULL), &size, NULL);
 639     WaitForSingleObject(process, INFINITE);
 640     CloseHandle(process);
 641     CloseHandle(pipe);
 642 }
 643
 644 static DWORD WINAPI custom_client_thread(void *arg)
 645 {
 646     msi_custom_action_info *info = arg;
 647     DWORD64 thread64;
 648     HANDLE process;
 649     HANDLE thread;
 650     HANDLE pipe;
 651     DWORD size;
 652     UINT rc;
 653
 654     CoInitializeEx(NULL, COINIT_MULTITHREADED); /* needed to marshal streams */
 655
 656     if (info->arch == SCS_32BIT_BINARY)
 657     {
 658         process = info->package->custom_server_32_process;
 659         pipe = info->package->custom_server_32_pipe;
 660     }
 661     else
 662     {
 663         process = info->package->custom_server_64_process;
 664         pipe = info->package->custom_server_64_pipe;
 665     }
 666
 667     EnterCriticalSection(&msi_custom_action_cs);
 668
 669     if (!WriteFile(pipe, &info->guid, sizeof(info->guid), &size, NULL) ||
 670         size != sizeof(info->guid))
 671     {
 672         ERR("Failed to write to custom action client pipe: %u\n", GetLastError());
 673         LeaveCriticalSection(&msi_custom_action_cs);
 674         return GetLastError();
 675     }
 676     if (!ReadFile(pipe, &thread64, sizeof(thread64), &size, NULL) || size != sizeof(thread64))
 677     {
 678         ERR("Failed to read from custom action client pipe: %u\n", GetLastError());
 679         LeaveCriticalSection(&msi_custom_action_cs);
 680         return GetLastError();
 681     }
 682
 683     LeaveCriticalSection(&msi_custom_action_cs);
 684
 685     if (DuplicateHandle(process, (HANDLE)(DWORD_PTR)thread64, GetCurrentProcess(),
 686         &thread, 0, FALSE, DUPLICATE_SAME_ACCESS | DUPLICATE_CLOSE_SOURCE))
 687     {
 688         WaitForSingleObject(thread, INFINITE);
 689         GetExitCodeThread(thread, &rc);
 690         CloseHandle(thread);
 691     }
 692     else
 693         rc = GetLastError();
 694
 695     CoUninitialize();
 696     return rc;
 697 }
 698
 699 /* based on kernel32.GetBinaryTypeW() */
 700 static BOOL get_binary_type( const WCHAR *name, DWORD *type )
 701 {
 702     HANDLE hfile, mapping;
 703     NTSTATUS status;
 704
 705     hfile = CreateFileW( name, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, 0 );
 706     if (hfile == INVALID_HANDLE_VALUE)
 707         return FALSE;
 708
 709     status = NtCreateSection( &mapping, STANDARD_RIGHTS_REQUIRED | SECTION_QUERY, NULL, NULL, PAGE_READONLY,
 710                               SEC_IMAGE, hfile );
 711     CloseHandle( hfile );
 712
 713     switch (status)
 714     {
 715     case STATUS_SUCCESS:
 716         {
 717             SECTION_IMAGE_INFORMATION info;
 718
 719             status = NtQuerySection( mapping, SectionImageInformation, &info, sizeof(info), NULL );
 720             CloseHandle( mapping );
 721             if (status) return FALSE;
 722             switch (info.Machine)
 723             {
 724             case IMAGE_FILE_MACHINE_I386:
 725             case IMAGE_FILE_MACHINE_ARMNT:
 726                 *type = SCS_32BIT_BINARY;
 727                 return TRUE;
 728             case IMAGE_FILE_MACHINE_AMD64:
 729             case IMAGE_FILE_MACHINE_ARM64:
 730                 *type = SCS_64BIT_BINARY;
 731                 return TRUE;
 732             default:
 733                 return FALSE;
 734             }
 735         }
 736     case STATUS_INVALID_IMAGE_WIN_64:
 737         *type = SCS_64BIT_BINARY;
 738         return TRUE;
 739     default:
 740         return FALSE;
 741     }
 742 }
 743
 744 static msi_custom_action_info *do_msidbCustomActionTypeDll(
 745     MSIPACKAGE *package, INT type, LPCWSTR source, LPCWSTR target, LPCWSTR action )
 746 {
 747     msi_custom_action_info *info;
 748     RPC_STATUS status;
 749     BOOL ret;
 750
 751     info = msi_alloc( sizeof *info );
 752     if (!info)
 753         return NULL;
 754
 755     msiobj_addref( &package->hdr );
 756     info->package = package;
 757     info->type = type;
 758     info->target = strdupW( target );
 759     info->source = strdupW( source );
 760     info->action = strdupW( action );
 761     CoCreateGuid( &info->guid );
 762
 763     EnterCriticalSection( &msi_custom_action_cs );
 764     list_add_tail( &msi_pending_custom_actions, &info->entry );
 765     LeaveCriticalSection( &msi_custom_action_cs );
 766
 767     if (!package->rpc_server_started)
 768     {
 769         WCHAR endpoint[12];
 770
 771         swprintf(endpoint, ARRAY_SIZE(endpoint), L"msi%x", GetCurrentProcessId());
 772         status = RpcServerUseProtseqEpW((WCHAR *)L"ncalrpc", RPC_C_PROTSEQ_MAX_REQS_DEFAULT,
 773             endpoint, NULL);
 774         if (status != RPC_S_OK)
 775         {
 776             ERR("RpcServerUseProtseqEp failed: %#x\n", status);
 777             return NULL;
 778         }
 779
 780         status = RpcServerRegisterIfEx(s_IWineMsiRemote_v0_0_s_ifspec, NULL, NULL,
 781             RPC_IF_AUTOLISTEN, RPC_C_LISTEN_MAX_CALLS_DEFAULT, NULL);
 782         if (status != RPC_S_OK)
 783         {
 784             ERR("RpcServerRegisterIfEx failed: %#x\n", status);
 785             return NULL;
 786         }
 787
 788         info->package->rpc_server_started = 1;
 789     }
 790
 791     ret = get_binary_type(source, &info->arch);
 792     if (!ret)
 793         info->arch = (sizeof(void *) == 8 ? SCS_64BIT_BINARY : SCS_32BIT_BINARY);
 794
 795     if (info->arch == SCS_64BIT_BINARY && sizeof(void *) == 4 && !is_wow64)
 796     {
 797         ERR("Attempt to run a 64-bit custom action inside a 32-bit WINEPREFIX.\n");
 798         free_custom_action_data( info );
 799         return NULL;
 800     }
 801
 802     custom_start_server(package, info->arch);
 803
 804     info->handle = CreateThread(NULL, 0, custom_client_thread, info, 0, NULL);
 805     if (!info->handle)
 806     {
 807         free_custom_action_data( info );
 808         return NULL;
 809     }
 810
 811     return info;
 812 }
 813
 814 static UINT HANDLE_CustomType1( MSIPACKAGE *package, const WCHAR *source, const WCHAR *target,
 815                                 INT type, const WCHAR *action )
 816 {
 817     msi_custom_action_info *info;
 818     MSIBINARY *binary;
 819
 820     if (!(binary = get_temp_binary(package, source)))
 821         return ERROR_FUNCTION_FAILED;
 822
 823     TRACE("Calling function %s from %s\n", debugstr_w(target), debugstr_w(binary->tmpfile));
 824
 825     if (!(info = do_msidbCustomActionTypeDll( package, type, binary->tmpfile, target, action )))
 826         return ERROR_FUNCTION_FAILED;
 827     return wait_thread_handle( info );
 828 }
 829
 830 static HANDLE execute_command( const WCHAR *app, WCHAR *arg, const WCHAR *dir )
 831 {
 832     STARTUPINFOW si;
 833     PROCESS_INFORMATION info;
 834     WCHAR *exe = NULL, *cmd = NULL, *p;
 835     BOOL ret;
 836
 837     if (app)
 838     {
 839         int len_arg = 0;
 840         DWORD len_exe;
 841
 842         if (!(exe = msi_alloc( MAX_PATH * sizeof(WCHAR) ))) return INVALID_HANDLE_VALUE;
 843         len_exe = SearchPathW( NULL, app, L".exe", MAX_PATH, exe, NULL );
 844         if (len_exe >= MAX_PATH)
 845         {
 846             msi_free( exe );
 847             if (!(exe = msi_alloc( len_exe * sizeof(WCHAR) ))) return INVALID_HANDLE_VALUE;
 848             len_exe = SearchPathW( NULL, app, L".exe", len_exe, exe, NULL );
 849         }
 850         if (!len_exe)
 851         {
 852             ERR("can't find executable %u\n", GetLastError());
 853             msi_free( exe );
 854             return INVALID_HANDLE_VALUE;
 855         }
 856
 857         if (arg) len_arg = lstrlenW( arg );
 858         if (!(cmd = msi_alloc( (len_exe + len_arg + 4) * sizeof(WCHAR) )))
 859         {
 860             msi_free( exe );
 861             return INVALID_HANDLE_VALUE;
 862         }
 863         p = cmd;
 864         if (wcschr( exe, ' ' ))
 865         {
 866             *p++ = '\"';
 867             memcpy( p, exe, len_exe * sizeof(WCHAR) );
 868             p += len_exe;
 869             *p++ = '\"';
 870             *p = 0;
 871         }
 872         else
 873         {
 874             lstrcpyW( p, exe );
 875             p += len_exe;
 876         }
 877         if (arg)
 878         {
 879             *p++ = ' ';
 880             memcpy( p, arg, len_arg * sizeof(WCHAR) );
 881             p[len_arg] = 0;
 882         }
 883     }
 884     memset( &si, 0, sizeof(STARTUPINFOW) );
 885     ret = CreateProcessW( exe, exe ? cmd : arg, NULL, NULL, FALSE, 0, NULL, dir, &si, &info );
 886     msi_free( cmd );
 887     msi_free( exe );
 888     if (!ret)
 889     {
 890         ERR("unable to execute command %u\n", GetLastError());
 891         return INVALID_HANDLE_VALUE;
 892     }
 893     CloseHandle( info.hThread );
 894     return info.hProcess;
 895 }
 896
 897 static UINT HANDLE_CustomType2( MSIPACKAGE *package, const WCHAR *source, const WCHAR *target,
 898                                 INT type, const WCHAR *action )
 899 {
 900     MSIBINARY *binary;
 901     HANDLE handle;
 902     WCHAR *arg;
 903
 904     if (!(binary = get_temp_binary(package, source)))
 905         return ERROR_FUNCTION_FAILED;
 906
 907     deformat_string( package, target, &arg );
 908     TRACE("exe %s arg %s\n", debugstr_w(binary->tmpfile), debugstr_w(arg));
 909
 910     handle = execute_command( binary->tmpfile, arg, L"C:\\" );
 911     msi_free( arg );
 912     if (handle == INVALID_HANDLE_VALUE) return ERROR_SUCCESS;
 913     return wait_process_handle( package, type, handle, action );
 914 }
 915
 916 static UINT HANDLE_CustomType17( MSIPACKAGE *package, const WCHAR *source, const WCHAR *target,
 917                                  INT type, const WCHAR *action )
 918 {
 919     msi_custom_action_info *info;
 920     MSIFILE *file;
 921
 922     TRACE("%s %s\n", debugstr_w(source), debugstr_w(target));
 923
 924     file = msi_get_loaded_file( package, source );
 925     if (!file)
 926     {
 927         ERR("invalid file key %s\n", debugstr_w( source ));
 928         return ERROR_FUNCTION_FAILED;
 929     }
 930
 931     if (!(info = do_msidbCustomActionTypeDll( package, type, file->TargetPath, target, action )))
 932         return ERROR_FUNCTION_FAILED;
 933     return wait_thread_handle( info );
 934 }
 935
 936 static UINT HANDLE_CustomType18( MSIPACKAGE *package, const WCHAR *source, const WCHAR *target,
 937                                  INT type, const WCHAR *action )
 938 {
 939     MSIFILE *file;
 940     HANDLE handle;
 941     WCHAR *arg;
 942
 943     if (!(file = msi_get_loaded_file( package, source ))) return ERROR_FUNCTION_FAILED;
 944
 945     deformat_string( package, target, &arg );
 946     TRACE("exe %s arg %s\n", debugstr_w(file->TargetPath), debugstr_w(arg));
 947
 948     handle = execute_command( file->TargetPath, arg, L"C:\\" );
 949     msi_free( arg );
 950     if (handle == INVALID_HANDLE_VALUE) return ERROR_SUCCESS;
 951     return wait_process_handle( package, type, handle, action );
 952 }
 953
 954 static UINT HANDLE_CustomType19( MSIPACKAGE *package, const WCHAR *source, const WCHAR *target,
 955                                  INT type, const WCHAR *action )
 956 {
 957     MSIRECORD *row = 0;
 958     LPWSTR deformated = NULL;
 959
 960     deformat_string( package, target, &deformated );
 961
 962     /* first try treat the error as a number */
 963     row = MSI_QueryGetRecord( package->db, L"SELECT `Message` FROM `Error` WHERE `Error` = '%s'", deformated );
 964     if( row )
 965     {
 966         LPCWSTR error = MSI_RecordGetString( row, 1 );
 967         if ((package->ui_level & INSTALLUILEVEL_MASK) != INSTALLUILEVEL_NONE)
 968             MessageBoxW( NULL, error, NULL, MB_OK );
 969         msiobj_release( &row->hdr );
 970     }
 971     else if ((package->ui_level & INSTALLUILEVEL_MASK) != INSTALLUILEVEL_NONE)
 972         MessageBoxW( NULL, deformated, NULL, MB_OK );
 973
 974     msi_free( deformated );
 975
 976     return ERROR_INSTALL_FAILURE;
 977 }
 978
 979 static WCHAR *build_msiexec_args( const WCHAR *filename, const WCHAR *params )
 980 {
 981     UINT len_filename = lstrlenW( filename ), len_params = lstrlenW( params );
 982     UINT len = ARRAY_SIZE(L"/qb /i ") - 1;
 983     WCHAR *ret;
 984
 985     if (!(ret = msi_alloc( (len + len_filename + len_params + 4) * sizeof(WCHAR) ))) return NULL;
 986     memcpy( ret, L"/qb /i ", sizeof(L"/qb /i ") );
 987     ret[len++] = '"';
 988     memcpy( ret + len, filename, len_filename * sizeof(WCHAR) );
 989     len += len_filename;
 990     ret[len++] = '"';
 991     ret[len++] = ' ';
 992     lstrcpyW( ret + len, params );
 993     return ret;
 994 }
 995
 996 static UINT HANDLE_CustomType23( MSIPACKAGE *package, const WCHAR *source, const WCHAR *target,
 997                                  INT type, const WCHAR *action )
 998 {
 999     WCHAR *dir, *filename, *args, *p;
1000     UINT len_dir, len_source = lstrlenW( source );
1001     HANDLE handle;
1002
1003     if (!(dir = msi_dup_property( package->db, L"OriginalDatabase" ))) return ERROR_OUTOFMEMORY;
1004     if (!(p = wcsrchr( dir, '\\' )) && !(p = wcsrchr( dir, '/' )))
1005     {
1006         msi_free( dir );
1007         return ERROR_FUNCTION_FAILED;
1008     }
1009     *p = 0;
1010     len_dir = p - dir;
1011     if (!(filename = msi_alloc( (len_dir + len_source + 2) * sizeof(WCHAR) )))
1012     {
1013         msi_free( dir );
1014         return ERROR_OUTOFMEMORY;
1015     }
1016     memcpy( filename, dir, len_dir * sizeof(WCHAR) );
1017     filename[len_dir++] = '\\';
1018     memcpy( filename + len_dir, source, len_source * sizeof(WCHAR) );
1019     filename[len_dir + len_source] = 0;
1020
1021     if (!(args = build_msiexec_args( filename, target )))
1022     {
1023         msi_free( dir );
1024         return ERROR_OUTOFMEMORY;
1025     }
1026
1027     TRACE("installing %s concurrently\n", debugstr_w(source));
1028
1029     handle = execute_command( L"msiexec", args, dir );
1030     msi_free( dir );
1031     msi_free( args );
1032     if (handle == INVALID_HANDLE_VALUE) return ERROR_SUCCESS;
1033     return wait_process_handle( package, type, handle, action );
1034 }
1035
1036 static UINT write_substorage_to_file( MSIPACKAGE *package, const WCHAR *source, const WCHAR *filename )
1037 {
1038     IStorage *src = NULL, *dst = NULL;
1039     UINT r = ERROR_FUNCTION_FAILED;
1040     HRESULT hr;
1041
1042     hr = StgCreateDocfile( filename, STGM_CREATE|STGM_TRANSACTED|STGM_WRITE|STGM_SHARE_EXCLUSIVE, 0, &dst );
1043     if (FAILED( hr ))
1044     {
1045         WARN( "can't open destination storage %s (%08x)\n", debugstr_w(filename), hr );
1046         goto done;
1047     }
1048
1049     hr = IStorage_OpenStorage( package->db->storage, source, NULL, STGM_SHARE_EXCLUSIVE, NULL, 0, &src );
1050     if (FAILED( hr ))
1051     {
1052         WARN( "can't open source storage %s (%08x)\n", debugstr_w(source), hr );
1053         goto done;
1054     }
1055
1056     hr = IStorage_CopyTo( src, 0, NULL, NULL, dst );
1057     if (FAILED( hr ))
1058     {
1059         ERR( "failed to copy storage %s (%08x)\n", debugstr_w(source), hr );
1060         goto done;
1061     }
1062
1063     hr = IStorage_Commit( dst, 0 );
1064     if (FAILED( hr ))
1065         ERR( "failed to commit storage (%08x)\n", hr );
1066     else
1067         r = ERROR_SUCCESS;
1068
1069 done:
1070     if (src) IStorage_Release( src );
1071     if (dst) IStorage_Release( dst );
1072     return r;
1073 }
1074
1075 static UINT HANDLE_CustomType7( MSIPACKAGE *package, const WCHAR *source, const WCHAR *target,
1076                                 INT type, const WCHAR *action )
1077 {
1078     WCHAR *tmpfile, *args;
1079     MSIBINARY *binary = NULL;
1080     HANDLE handle;
1081     UINT r;
1082
1083     if (!(tmpfile = msi_create_temp_file( package->db ))) return ERROR_FUNCTION_FAILED;
1084
1085     r = write_substorage_to_file( package, source, tmpfile );
1086     if (r != ERROR_SUCCESS)
1087         goto error;
1088
1089     if (!(binary = msi_alloc( sizeof(*binary) ))) goto error;
1090     binary->source  = NULL;
1091     binary->tmpfile = tmpfile;
1092     list_add_tail( &package->binaries, &binary->entry );
1093
1094     if (!(args = build_msiexec_args( tmpfile, target ))) return ERROR_OUTOFMEMORY;
1095
1096     TRACE("installing %s concurrently\n", debugstr_w(source));
1097
1098     handle = execute_command( L"msiexec", args, L"C:\\" );
1099     msi_free( args );
1100     if (handle == INVALID_HANDLE_VALUE) return ERROR_SUCCESS;
1101     return wait_process_handle( package, type, handle, action );
1102
1103 error:
1104     DeleteFileW( tmpfile );
1105     msi_free( tmpfile );
1106     return ERROR_FUNCTION_FAILED;
1107 }
1108
1109 static UINT HANDLE_CustomType50( MSIPACKAGE *package, const WCHAR *source, const WCHAR *target,
1110                                  INT type, const WCHAR *action )
1111 {
1112     WCHAR *exe, *arg;
1113     HANDLE handle;
1114
1115     if (!(exe = msi_dup_property( package->db, source ))) return ERROR_SUCCESS;
1116
1117     deformat_string( package, target, &arg );
1118     TRACE("exe %s arg %s\n", debugstr_w(exe), debugstr_w(arg));
1119
1120     handle = execute_command( exe, arg, L"C:\\" );
1121     msi_free( exe );
1122     msi_free( arg );
1123     if (handle == INVALID_HANDLE_VALUE) return ERROR_SUCCESS;
1124     return wait_process_handle( package, type, handle, action );
1125 }
1126
1127 static UINT HANDLE_CustomType34( MSIPACKAGE *package, const WCHAR *source, const WCHAR *target,
1128                                  INT type, const WCHAR *action )
1129 {
1130     const WCHAR *workingdir = NULL;
1131     HANDLE handle;
1132     WCHAR *cmd;
1133
1134     if (source)
1135     {
1136         workingdir = msi_get_target_folder( package, source );
1137         if (!workingdir) return ERROR_FUNCTION_FAILED;
1138     }
1139     deformat_string( package, target, &cmd );
1140     if (!cmd) return ERROR_FUNCTION_FAILED;
1141
1142     TRACE("cmd %s dir %s\n", debugstr_w(cmd), debugstr_w(workingdir));
1143
1144     handle = execute_command( NULL, cmd, workingdir );
1145     msi_free( cmd );
1146     if (handle == INVALID_HANDLE_VALUE) return ERROR_SUCCESS;
1147     return wait_process_handle( package, type, handle, action );
1148 }
1149
1150 static DWORD ACTION_CallScript( const GUID *guid )
1151 {
1152     msi_custom_action_info *info;
1153     MSIHANDLE hPackage;
1154     UINT r = ERROR_FUNCTION_FAILED;
1155
1156     info = find_action_by_guid( guid );
1157     if (!info)
1158     {
1159         ERR("failed to find action %s\n", debugstr_guid( guid) );
1160         return ERROR_FUNCTION_FAILED;
1161     }
1162
1163     TRACE("function %s, script %s\n", debugstr_w( info->target ), debugstr_w( info->source ) );
1164
1165     hPackage = alloc_msihandle( &info->package->hdr );
1166     if (hPackage)
1167     {
1168         r = call_script( hPackage, info->type, info->source, info->target, info->action );
1169         TRACE("script returned %u\n", r);
1170         MsiCloseHandle( hPackage );
1171     }
1172     else
1173         ERR("failed to create handle for %p\n", info->package );
1174
1175     return r;
1176 }
1177
1178 static DWORD WINAPI ScriptThread( LPVOID arg )
1179 {
1180     LPGUID guid = arg;
1181     DWORD rc;
1182
1183     TRACE("custom action (%x) started\n", GetCurrentThreadId() );
1184
1185     rc = ACTION_CallScript( guid );
1186
1187     TRACE("custom action (%x) returned %i\n", GetCurrentThreadId(), rc );
1188
1189     MsiCloseAllHandles();
1190     return rc;
1191 }
1192
1193 static msi_custom_action_info *do_msidbCustomActionTypeScript(
1194     MSIPACKAGE *package, INT type, LPCWSTR script, LPCWSTR function, LPCWSTR action )
1195 {
1196     msi_custom_action_info *info;
1197
1198     info = msi_alloc( sizeof *info );
1199     if (!info)
1200         return NULL;
1201
1202     msiobj_addref( &package->hdr );
1203     info->package = package;
1204     info->type = type;
1205     info->target = strdupW( function );
1206     info->source = strdupW( script );
1207     info->action = strdupW( action );
1208     CoCreateGuid( &info->guid );
1209
1210     EnterCriticalSection( &msi_custom_action_cs );
1211     list_add_tail( &msi_pending_custom_actions, &info->entry );
1212     LeaveCriticalSection( &msi_custom_action_cs );
1213
1214     info->handle = CreateThread( NULL, 0, ScriptThread, &info->guid, 0, NULL );
1215     if (!info->handle)
1216     {
1217         free_custom_action_data( info );
1218         return NULL;
1219     }
1220
1221     return info;
1222 }
1223
1224 static UINT HANDLE_CustomType37_38( MSIPACKAGE *package, const WCHAR *source, const WCHAR *target,
1225                                     INT type, const WCHAR *action )
1226 {
1227     msi_custom_action_info *info;
1228
1229     TRACE("%s %s\n", debugstr_w(source), debugstr_w(target));
1230
1231     info = do_msidbCustomActionTypeScript( package, type, target, NULL, action );
1232     return wait_thread_handle( info );
1233 }
1234
1235 static UINT HANDLE_CustomType5_6( MSIPACKAGE *package, const WCHAR *source, const WCHAR *target,
1236                                   INT type, const WCHAR *action )
1237 {
1238     MSIRECORD *row = NULL;
1239     msi_custom_action_info *info;
1240     CHAR *buffer = NULL;
1241     WCHAR *bufferw = NULL;
1242     DWORD sz = 0;
1243     UINT r;
1244
1245     TRACE("%s %s\n", debugstr_w(source), debugstr_w(target));
1246
1247     row = MSI_QueryGetRecord(package->db, L"SELECT * FROM `Binary` WHERE `Name` = '%s'", source);
1248     if (!row)
1249         return ERROR_FUNCTION_FAILED;
1250
1251     r = MSI_RecordReadStream(row, 2, NULL, &sz);
1252     if (r != ERROR_SUCCESS) goto done;
1253
1254     buffer = msi_alloc( sz + 1 );
1255     if (!buffer)
1256     {
1257        r = ERROR_FUNCTION_FAILED;
1258        goto done;
1259     }
1260
1261     r = MSI_RecordReadStream(row, 2, buffer, &sz);
1262     if (r != ERROR_SUCCESS)
1263         goto done;
1264
1265     buffer[sz] = 0;
1266     bufferw = strdupAtoW(buffer);
1267     if (!bufferw)
1268     {
1269         r = ERROR_FUNCTION_FAILED;
1270         goto done;
1271     }
1272
1273     info = do_msidbCustomActionTypeScript( package, type, bufferw, target, action );
1274     r = wait_thread_handle( info );
1275
1276 done:
1277     msi_free(bufferw);
1278     msi_free(buffer);
1279     msiobj_release(&row->hdr);
1280     return r;
1281 }
1282
1283 static UINT HANDLE_CustomType21_22( MSIPACKAGE *package, const WCHAR *source, const WCHAR *target,
1284                                     INT type, const WCHAR *action )
1285 {
1286     msi_custom_action_info *info;
1287     MSIFILE *file;
1288     HANDLE hFile;
1289     DWORD sz, szHighWord = 0, read;
1290     CHAR *buffer=NULL;
1291     WCHAR *bufferw=NULL;
1292     BOOL bRet;
1293     UINT r;
1294
1295     TRACE("%s %s\n", debugstr_w(source), debugstr_w(target));
1296
1297     file = msi_get_loaded_file(package, source);
1298     if (!file)
1299     {
1300         ERR("invalid file key %s\n", debugstr_w(source));
1301         return ERROR_FUNCTION_FAILED;
1302     }
1303
1304     hFile = msi_create_file( package, file->TargetPath, GENERIC_READ, FILE_SHARE_READ, OPEN_EXISTING, 0 );
1305     if (hFile == INVALID_HANDLE_VALUE) return ERROR_FUNCTION_FAILED;
1306
1307     sz = GetFileSize(hFile, &szHighWord);
1308     if (sz == INVALID_FILE_SIZE || szHighWord != 0)
1309     {
1310         CloseHandle(hFile);
1311         return ERROR_FUNCTION_FAILED;
1312     }
1313     buffer = msi_alloc( sz + 1 );
1314     if (!buffer)
1315     {
1316         CloseHandle(hFile);
1317         return ERROR_FUNCTION_FAILED;
1318     }
1319     bRet = ReadFile(hFile, buffer, sz, &read, NULL);
1320     CloseHandle(hFile);
1321     if (!bRet)
1322     {
1323         r = ERROR_FUNCTION_FAILED;
1324         goto done;
1325     }
1326     buffer[read] = 0;
1327     bufferw = strdupAtoW(buffer);
1328     if (!bufferw)
1329     {
1330         r = ERROR_FUNCTION_FAILED;
1331         goto done;
1332     }
1333     info = do_msidbCustomActionTypeScript( package, type, bufferw, target, action );
1334     r = wait_thread_handle( info );
1335
1336 done:
1337     msi_free(bufferw);
1338     msi_free(buffer);
1339     return r;
1340 }
1341
1342 static UINT HANDLE_CustomType53_54( MSIPACKAGE *package, const WCHAR *source, const WCHAR *target,
1343                                     INT type, const WCHAR *action )
1344 {
1345     msi_custom_action_info *info;
1346     WCHAR *prop;
1347
1348     TRACE("%s %s\n", debugstr_w(source), debugstr_w(target));
1349
1350     prop = msi_dup_property( package->db, source );
1351     if (!prop) return ERROR_SUCCESS;
1352
1353     info = do_msidbCustomActionTypeScript( package, type, prop, NULL, action );
1354     msi_free(prop);
1355     return wait_thread_handle( info );
1356 }
1357
1358 static BOOL action_type_matches_script( UINT type, UINT script )
1359 {
1360     switch (script)
1361     {
1362     case SCRIPT_NONE:
1363         return FALSE;
1364     case SCRIPT_INSTALL:
1365         return !(type & msidbCustomActionTypeCommit) && !(type & msidbCustomActionTypeRollback);
1366     case SCRIPT_COMMIT:
1367         return (type & msidbCustomActionTypeCommit);
1368     case SCRIPT_ROLLBACK:
1369         return (type & msidbCustomActionTypeRollback);
1370     default:
1371         ERR("unhandled script %u\n", script);
1372     }
1373     return FALSE;
1374 }
1375
1376 static UINT defer_custom_action( MSIPACKAGE *package, const WCHAR *action, UINT type )
1377 {
1378     WCHAR *actiondata = msi_dup_property( package->db, action );
1379     WCHAR *usersid = msi_dup_property( package->db, L"UserSID" );
1380     WCHAR *prodcode = msi_dup_property( package->db, L"ProductCode" );
1381     WCHAR *deferred = msi_get_deferred_action( action, actiondata, usersid, prodcode );
1382
1383     if (!deferred)
1384     {
1385         msi_free( actiondata );
1386         msi_free( usersid );
1387         msi_free( prodcode );
1388         return ERROR_OUTOFMEMORY;
1389     }
1390     if (type & msidbCustomActionTypeCommit)
1391     {
1392         TRACE("deferring commit action\n");
1393         msi_schedule_action( package, SCRIPT_COMMIT, deferred );
1394     }
1395     else if (type & msidbCustomActionTypeRollback)
1396     {
1397         TRACE("deferring rollback action\n");
1398         msi_schedule_action( package, SCRIPT_ROLLBACK, deferred );
1399     }
1400     else
1401     {
1402         TRACE("deferring install action\n");
1403         msi_schedule_action( package, SCRIPT_INSTALL, deferred );
1404     }
1405
1406     msi_free( actiondata );
1407     msi_free( usersid );
1408     msi_free( prodcode );
1409     msi_free( deferred );
1410     return ERROR_SUCCESS;
1411 }
1412
1413 UINT ACTION_CustomAction(MSIPACKAGE *package, const WCHAR *action)
1414 {
1415     UINT rc = ERROR_SUCCESS;
1416     MSIRECORD *row;
1417     UINT type;
1418     const WCHAR *source, *target, *ptr, *deferred_data = NULL;
1419     WCHAR *deformated = NULL;
1420     int len;
1421
1422     /* deferred action: [properties]Action */
1423     if ((ptr = wcsrchr(action, ']')))
1424     {
1425         deferred_data = action;
1426         action = ptr + 1;
1427     }
1428
1429     row = MSI_QueryGetRecord( package->db, L"SELECT * FROM `CustomAction` WHERE `Action` = '%s'", action );
1430     if (!row)
1431         return ERROR_FUNCTION_NOT_CALLED;
1432
1433     type = MSI_RecordGetInteger(row,2);
1434     source = MSI_RecordGetString(row,3);
1435     target = MSI_RecordGetString(row,4);
1436
1437     TRACE("Handling custom action %s (%x %s %s)\n",debugstr_w(action),type,
1438           debugstr_w(source), debugstr_w(target));
1439
1440     /* handle some of the deferred actions */
1441     if (type & msidbCustomActionTypeTSAware)
1442         FIXME("msidbCustomActionTypeTSAware not handled\n");
1443
1444     if (type & msidbCustomActionTypeInScript)
1445     {
1446         if (type & msidbCustomActionTypeNoImpersonate)
1447             WARN("msidbCustomActionTypeNoImpersonate not handled\n");
1448
1449         if (!action_type_matches_script(type, package->script))
1450         {
1451             rc = defer_custom_action( package, action, type );
1452             goto end;
1453         }
1454         else
1455         {
1456             LPWSTR actiondata = msi_dup_property( package->db, action );
1457
1458             if (type & msidbCustomActionTypeInScript)
1459                 package->scheduled_action_running = TRUE;
1460
1461             if (type & msidbCustomActionTypeCommit)
1462                 package->commit_action_running = TRUE;
1463
1464             if (type & msidbCustomActionTypeRollback)
1465                 package->rollback_action_running = TRUE;
1466
1467             if (deferred_data)
1468                 set_deferred_action_props(package, deferred_data);
1469             else if (actiondata)
1470                 msi_set_property( package->db, L"CustomActionData", actiondata, -1 );
1471             else
1472                 msi_set_property( package->db, L"CustomActionData", L"", -1 );
1473
1474             msi_free(actiondata);
1475         }
1476     }
1477     else if (!check_execution_scheduling_options(package,action,type))
1478     {
1479         rc = ERROR_SUCCESS;
1480         goto end;
1481     }
1482
1483     switch (type & CUSTOM_ACTION_TYPE_MASK)
1484     {
1485     case 1: /* DLL file stored in a Binary table stream */
1486         rc = HANDLE_CustomType1( package, source, target, type, action );
1487         break;
1488     case 2: /* EXE file stored in a Binary table stream */
1489         rc = HANDLE_CustomType2( package, source, target, type, action );
1490         break;
1491     case 5:
1492     case 6: /* JScript/VBScript file stored in a Binary table stream */
1493         rc = HANDLE_CustomType5_6( package, source, target, type, action );
1494         break;
1495     case 7: /* Concurrent install from substorage */
1496         deformat_string( package, target, &deformated );
1497         rc = HANDLE_CustomType7( package, source, target, type, action );
1498         msi_free( deformated );
1499         break;
1500     case 17:
1501         rc = HANDLE_CustomType17( package, source, target, type, action );
1502         break;
1503     case 18: /* EXE file installed with package */
1504         rc = HANDLE_CustomType18( package, source, target, type, action );
1505         break;
1506     case 19: /* Error that halts install */
1507         rc = HANDLE_CustomType19( package, source, target, type, action );
1508         break;
1509     case 21: /* JScript/VBScript file installed with the product */
1510     case 22:
1511         rc = HANDLE_CustomType21_22( package, source, target, type, action );
1512         break;
1513     case 23: /* Installs another package in the source tree */
1514         deformat_string( package, target, &deformated );
1515         rc = HANDLE_CustomType23( package, source, deformated, type, action );
1516         msi_free( deformated );
1517         break;
1518     case 34: /* EXE to be run in specified directory */
1519         rc = HANDLE_CustomType34( package, source, target, type, action );
1520         break;
1521     case 35: /* Directory set with formatted text */
1522         deformat_string( package, target, &deformated );
1523         MSI_SetTargetPathW( package, source, deformated );
1524         msi_free( deformated );
1525         break;
1526     case 37: /* JScript/VBScript text stored in target column */
1527     case 38:
1528         rc = HANDLE_CustomType37_38( package, source, target, type, action );
1529         break;
1530     case 50: /* EXE file specified by a property value */
1531         rc = HANDLE_CustomType50( package, source, target, type, action );
1532         break;
1533     case 51: /* Property set with formatted text */
1534         if (!source) break;
1535         len = deformat_string( package, target, &deformated );
1536         rc = msi_set_property( package->db, source, deformated, len );
1537         if (rc == ERROR_SUCCESS && !wcscmp( source, L"SourceDir" )) msi_reset_source_folders( package );
1538         msi_free( deformated );
1539         break;
1540     case 53: /* JScript/VBScript text specified by a property value */
1541     case 54:
1542         rc = HANDLE_CustomType53_54( package, source, target, type, action );
1543         break;
1544     default:
1545         FIXME( "unhandled action type %u (%s %s)\n", type & CUSTOM_ACTION_TYPE_MASK, debugstr_w(source),
1546                debugstr_w(target) );
1547     }
1548
1549 end:
1550     package->scheduled_action_running = FALSE;
1551     package->commit_action_running = FALSE;
1552     package->rollback_action_running = FALSE;
1553     msiobj_release(&row->hdr);
1554     return rc;
1555 }
1556
1557 void ACTION_FinishCustomActions(const MSIPACKAGE* package)
1558 {
1559     struct list *item;
1560     HANDLE *wait_handles;
1561     unsigned int handle_count, i;
1562     msi_custom_action_info *info, *cursor;
1563
1564     while ((item = list_head( &package->RunningActions )))
1565     {
1566         MSIRUNNINGACTION *action = LIST_ENTRY( item, MSIRUNNINGACTION, entry );
1567
1568         list_remove( &action->entry );
1569
1570         TRACE("waiting for %s\n", debugstr_w( action->name ) );
1571         msi_dialog_check_messages( action->handle );
1572
1573         CloseHandle( action->handle );
1574         msi_free( action->name );
1575         msi_free( action );
1576     }
1577
1578     EnterCriticalSection( &msi_custom_action_cs );
1579
1580     handle_count = list_count( &msi_pending_custom_actions );
1581     wait_handles = msi_alloc( handle_count * sizeof(HANDLE) );
1582
1583     handle_count = 0;
1584     LIST_FOR_EACH_ENTRY_SAFE( info, cursor, &msi_pending_custom_actions, msi_custom_action_info, entry )
1585     {
1586         if (info->package == package )
1587         {
1588             if (DuplicateHandle(GetCurrentProcess(), info->handle, GetCurrentProcess(), &wait_handles[handle_count], SYNCHRONIZE, FALSE, 0))
1589                 handle_count++;
1590         }
1591     }
1592
1593     LeaveCriticalSection( &msi_custom_action_cs );
1594
1595     for (i = 0; i < handle_count; i++)
1596     {
1597         msi_dialog_check_messages( wait_handles[i] );
1598         CloseHandle( wait_handles[i] );
1599     }
1600     msi_free( wait_handles );
1601
1602     EnterCriticalSection( &msi_custom_action_cs );
1603     LIST_FOR_EACH_ENTRY_SAFE( info, cursor, &msi_pending_custom_actions, msi_custom_action_info, entry )
1604     {
1605         if (info->package == package)
1606             free_custom_action_data( info );
1607     }
1608     LeaveCriticalSection( &msi_custom_action_cs );
1609 }
1610
1611 UINT __cdecl s_remote_GetActionInfo(const GUID *guid, WCHAR **name, int *type, WCHAR **dll, char **func, MSIHANDLE *hinst)
1612 {
1613     msi_custom_action_info *info;
1614
1615     info = find_action_by_guid(guid);
1616     if (!info)
1617         return ERROR_INVALID_DATA;
1618
1619     *name = strdupW(info->action);
1620     *type = info->type;
1621     *hinst = alloc_msihandle(&info->package->hdr);
1622     *dll = strdupW(info->source);
1623     *func = strdupWtoA(info->target);
1624
1625     return ERROR_SUCCESS;
1626 }