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[wine.git] / dlls / msi / custom.c
blob8f32e590300666e0ee7aa4ffecf94e0f73e10f3d
1 /*
2 * Custom Action processing for the Microsoft Installer (msi.dll)
4 * Copyright 2005 Aric Stewart for CodeWeavers
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.
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.
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
21 #include "config.h"
22 #include "wine/port.h"
24 #define COBJMACROS
26 #include <stdarg.h>
27 #include "windef.h"
28 #include "winbase.h"
29 #include "winerror.h"
30 #include "msidefs.h"
31 #include "winuser.h"
32 #include "objbase.h"
33 #include "oleauto.h"
35 #include "msipriv.h"
36 #include "msiserver.h"
37 #include "wine/debug.h"
38 #include "wine/unicode.h"
39 #include "wine/exception.h"
41 WINE_DEFAULT_DEBUG_CHANNEL(msi);
43 #define CUSTOM_ACTION_TYPE_MASK 0x3F
45 typedef struct tagMSIRUNNINGACTION
47 struct list entry;
48 HANDLE handle;
49 BOOL process;
50 LPWSTR name;
51 } MSIRUNNINGACTION;
53 typedef UINT (WINAPI *MsiCustomActionEntryPoint)( MSIHANDLE );
55 static CRITICAL_SECTION msi_custom_action_cs;
56 static CRITICAL_SECTION_DEBUG msi_custom_action_cs_debug =
58 0, 0, &msi_custom_action_cs,
59 { &msi_custom_action_cs_debug.ProcessLocksList,
60 &msi_custom_action_cs_debug.ProcessLocksList },
61 0, 0, { (DWORD_PTR)(__FILE__ ": msi_custom_action_cs") }
63 static CRITICAL_SECTION msi_custom_action_cs = { &msi_custom_action_cs_debug, -1, 0, 0, 0, 0 };
65 static struct list msi_pending_custom_actions = LIST_INIT( msi_pending_custom_actions );
67 UINT msi_schedule_action( MSIPACKAGE *package, UINT script, const WCHAR *action )
69 UINT count;
70 WCHAR **newbuf = NULL;
72 if (script >= SCRIPT_MAX)
74 FIXME("Unknown script requested %u\n", script);
75 return ERROR_FUNCTION_FAILED;
77 TRACE("Scheduling action %s in script %u\n", debugstr_w(action), script);
79 count = package->script->ActionCount[script];
80 package->script->ActionCount[script]++;
81 if (count != 0) newbuf = msi_realloc( package->script->Actions[script],
82 package->script->ActionCount[script] * sizeof(WCHAR *) );
83 else newbuf = msi_alloc( sizeof(WCHAR *) );
85 newbuf[count] = strdupW( action );
86 package->script->Actions[script] = newbuf;
87 return ERROR_SUCCESS;
90 UINT msi_register_unique_action( MSIPACKAGE *package, const WCHAR *action )
92 UINT count;
93 WCHAR **newbuf = NULL;
95 if (!package->script) return FALSE;
97 TRACE("Registering %s as unique action\n", debugstr_w(action));
99 count = package->script->UniqueActionsCount;
100 package->script->UniqueActionsCount++;
101 if (count != 0) newbuf = msi_realloc( package->script->UniqueActions,
102 package->script->UniqueActionsCount * sizeof(WCHAR *) );
103 else newbuf = msi_alloc( sizeof(WCHAR *) );
105 newbuf[count] = strdupW( action );
106 package->script->UniqueActions = newbuf;
107 return ERROR_SUCCESS;
110 BOOL msi_action_is_unique( const MSIPACKAGE *package, const WCHAR *action )
112 UINT i;
114 if (!package->script) return FALSE;
116 for (i = 0; i < package->script->UniqueActionsCount; i++)
118 if (!strcmpW( package->script->UniqueActions[i], action )) return TRUE;
120 return FALSE;
123 static BOOL check_execution_scheduling_options(MSIPACKAGE *package, LPCWSTR action, UINT options)
125 if (!package->script)
126 return TRUE;
128 if ((options & msidbCustomActionTypeClientRepeat) ==
129 msidbCustomActionTypeClientRepeat)
131 if (!(package->script->InWhatSequence & SEQUENCE_UI &&
132 package->script->InWhatSequence & SEQUENCE_EXEC))
134 TRACE("Skipping action due to dbCustomActionTypeClientRepeat option.\n");
135 return FALSE;
138 else if (options & msidbCustomActionTypeFirstSequence)
140 if (package->script->InWhatSequence & SEQUENCE_UI &&
141 package->script->InWhatSequence & SEQUENCE_EXEC )
143 TRACE("Skipping action due to msidbCustomActionTypeFirstSequence option.\n");
144 return FALSE;
147 else if (options & msidbCustomActionTypeOncePerProcess)
149 if (msi_action_is_unique(package, action))
151 TRACE("Skipping action due to msidbCustomActionTypeOncePerProcess option.\n");
152 return FALSE;
154 else
155 msi_register_unique_action(package, action);
158 return TRUE;
161 /* stores the following properties before the action:
163 * [CustomActionData<=>UserSID<=>ProductCode]Action
165 static LPWSTR msi_get_deferred_action(LPCWSTR action, LPCWSTR actiondata,
166 LPCWSTR usersid, LPCWSTR prodcode)
168 LPWSTR deferred;
169 DWORD len;
171 static const WCHAR format[] = {
172 '[','%','s','<','=','>','%','s','<','=','>','%','s',']','%','s',0
175 if (!actiondata)
176 return strdupW(action);
178 len = lstrlenW(action) + lstrlenW(actiondata) +
179 lstrlenW(usersid) + lstrlenW(prodcode) +
180 lstrlenW(format) - 7;
181 deferred = msi_alloc(len * sizeof(WCHAR));
183 sprintfW(deferred, format, actiondata, usersid, prodcode, action);
184 return deferred;
187 static void set_deferred_action_props(MSIPACKAGE *package, LPWSTR deferred_data)
189 LPWSTR end, beg = deferred_data + 1;
191 static const WCHAR sep[] = {'<','=','>',0};
193 end = strstrW(beg, sep);
194 *end = '\0';
195 msi_set_property(package->db, szCustomActionData, beg);
196 beg = end + 3;
198 end = strstrW(beg, sep);
199 *end = '\0';
200 msi_set_property(package->db, szUserSID, beg);
201 beg = end + 3;
203 end = strchrW(beg, ']');
204 *end = '\0';
205 msi_set_property(package->db, szProductCode, beg);
208 static MSIBINARY *create_temp_binary( MSIPACKAGE *package, LPCWSTR source, BOOL dll )
210 static const WCHAR query[] = {
211 'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',
212 '`','B','i' ,'n','a','r','y','`',' ','W','H','E','R','E',' ',
213 '`','N','a','m','e','`',' ','=',' ','\'','%','s','\'',0};
214 MSIRECORD *row;
215 MSIBINARY *binary;
216 HANDLE file;
217 CHAR buffer[1024];
218 WCHAR fmt[MAX_PATH], tmpfile[MAX_PATH];
219 DWORD sz = MAX_PATH, write;
220 UINT r;
222 if (msi_get_property(package->db, szTempFolder, fmt, &sz) != ERROR_SUCCESS)
223 GetTempPathW(MAX_PATH, fmt);
225 if (!GetTempFileNameW( fmt, szMsi, 0, tmpfile ))
227 TRACE("unable to create temp file %s (%u)\n", debugstr_w(tmpfile), GetLastError());
228 return NULL;
231 row = MSI_QueryGetRecord(package->db, query, source);
232 if (!row)
233 return NULL;
235 if (!(binary = msi_alloc_zero( sizeof(MSIBINARY) )))
237 msiobj_release( &row->hdr );
238 return NULL;
240 file = CreateFileW( tmpfile, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL );
241 if (file == INVALID_HANDLE_VALUE)
243 msiobj_release( &row->hdr );
244 msi_free( binary );
245 return NULL;
249 sz = sizeof(buffer);
250 r = MSI_RecordReadStream( row, 2, buffer, &sz );
251 if (r != ERROR_SUCCESS)
253 ERR("Failed to get stream\n");
254 break;
256 WriteFile( file, buffer, sz, &write, NULL );
257 } while (sz == sizeof buffer);
259 CloseHandle( file );
260 msiobj_release( &row->hdr );
261 if (r != ERROR_SUCCESS)
263 DeleteFileW( tmpfile );
264 msi_free( binary );
265 return NULL;
268 /* keep a reference to prevent the dll from being unloaded */
269 if (dll && !(binary->module = LoadLibraryW( tmpfile )))
271 WARN( "failed to load dll %s (%u)\n", debugstr_w( tmpfile ), GetLastError() );
273 binary->source = strdupW( source );
274 binary->tmpfile = strdupW( tmpfile );
275 list_add_tail( &package->binaries, &binary->entry );
276 return binary;
279 static MSIBINARY *get_temp_binary( MSIPACKAGE *package, LPCWSTR source, BOOL dll )
281 MSIBINARY *binary;
283 LIST_FOR_EACH_ENTRY( binary, &package->binaries, MSIBINARY, entry )
285 if (!strcmpW( binary->source, source ))
286 return binary;
289 return create_temp_binary( package, source, dll );
292 static void file_running_action(MSIPACKAGE* package, HANDLE Handle,
293 BOOL process, LPCWSTR name)
295 MSIRUNNINGACTION *action;
297 action = msi_alloc( sizeof(MSIRUNNINGACTION) );
299 action->handle = Handle;
300 action->process = process;
301 action->name = strdupW(name);
303 list_add_tail( &package->RunningActions, &action->entry );
306 static UINT custom_get_process_return( HANDLE process )
308 DWORD rc = 0;
310 GetExitCodeProcess( process, &rc );
311 TRACE("exit code is %u\n", rc);
312 if (rc != 0)
313 return ERROR_FUNCTION_FAILED;
314 return ERROR_SUCCESS;
317 static UINT custom_get_thread_return( MSIPACKAGE *package, HANDLE thread )
319 DWORD rc = 0;
321 GetExitCodeThread( thread, &rc );
323 switch (rc)
325 case ERROR_FUNCTION_NOT_CALLED:
326 case ERROR_SUCCESS:
327 case ERROR_INSTALL_USEREXIT:
328 case ERROR_INSTALL_FAILURE:
329 return rc;
330 case ERROR_NO_MORE_ITEMS:
331 return ERROR_SUCCESS;
332 case ERROR_INSTALL_SUSPEND:
333 ACTION_ForceReboot( package );
334 return ERROR_SUCCESS;
335 default:
336 ERR("Invalid Return Code %d\n",rc);
337 return ERROR_INSTALL_FAILURE;
341 static UINT wait_process_handle(MSIPACKAGE* package, UINT type,
342 HANDLE ProcessHandle, LPCWSTR name)
344 UINT rc = ERROR_SUCCESS;
346 if (!(type & msidbCustomActionTypeAsync))
348 TRACE("waiting for %s\n", debugstr_w(name));
350 msi_dialog_check_messages(ProcessHandle);
352 if (!(type & msidbCustomActionTypeContinue))
353 rc = custom_get_process_return(ProcessHandle);
355 CloseHandle(ProcessHandle);
357 else
359 TRACE("%s running in background\n", debugstr_w(name));
361 if (!(type & msidbCustomActionTypeContinue))
362 file_running_action(package, ProcessHandle, TRUE, name);
363 else
364 CloseHandle(ProcessHandle);
367 return rc;
370 typedef struct _msi_custom_action_info {
371 struct list entry;
372 LONG refs;
373 MSIPACKAGE *package;
374 LPWSTR source;
375 LPWSTR target;
376 HANDLE handle;
377 LPWSTR action;
378 INT type;
379 GUID guid;
380 } msi_custom_action_info;
382 static void release_custom_action_data( msi_custom_action_info *info )
384 EnterCriticalSection( &msi_custom_action_cs );
386 if (!--info->refs)
388 list_remove( &info->entry );
389 if (info->handle)
390 CloseHandle( info->handle );
391 msi_free( info->action );
392 msi_free( info->source );
393 msi_free( info->target );
394 msiobj_release( &info->package->hdr );
395 msi_free( info );
398 LeaveCriticalSection( &msi_custom_action_cs );
401 /* must be called inside msi_custom_action_cs if info is in the pending custom actions list */
402 static void addref_custom_action_data( msi_custom_action_info *info )
404 info->refs++;
407 static UINT wait_thread_handle( msi_custom_action_info *info )
409 UINT rc = ERROR_SUCCESS;
411 if (!(info->type & msidbCustomActionTypeAsync))
413 TRACE("waiting for %s\n", debugstr_w( info->action ));
415 msi_dialog_check_messages( info->handle );
417 if (!(info->type & msidbCustomActionTypeContinue))
418 rc = custom_get_thread_return( info->package, info->handle );
420 release_custom_action_data( info );
422 else
424 TRACE("%s running in background\n", debugstr_w( info->action ));
427 return rc;
430 static msi_custom_action_info *find_action_by_guid( const GUID *guid )
432 msi_custom_action_info *info;
433 BOOL found = FALSE;
435 EnterCriticalSection( &msi_custom_action_cs );
437 LIST_FOR_EACH_ENTRY( info, &msi_pending_custom_actions, msi_custom_action_info, entry )
439 if (IsEqualGUID( &info->guid, guid ))
441 addref_custom_action_data( info );
442 found = TRUE;
443 break;
447 LeaveCriticalSection( &msi_custom_action_cs );
449 if (!found)
450 return NULL;
452 return info;
455 static void handle_msi_break( LPCWSTR target )
457 LPWSTR msg;
458 WCHAR val[MAX_PATH];
460 static const WCHAR MsiBreak[] = { 'M','s','i','B','r','e','a','k',0 };
461 static const WCHAR WindowsInstaller[] = {
462 'W','i','n','d','o','w','s',' ','I','n','s','t','a','l','l','e','r',0
465 static const WCHAR format[] = {
466 'T','o',' ','d','e','b','u','g',' ','y','o','u','r',' ',
467 'c','u','s','t','o','m',' ','a','c','t','i','o','n',',',' ',
468 'a','t','t','a','c','h',' ','y','o','u','r',' ','d','e','b','u','g','g','e','r',' ',
469 't','o',' ','p','r','o','c','e','s','s',' ','%','i',' ','(','0','x','%','X',')',' ',
470 'a','n','d',' ','p','r','e','s','s',' ','O','K',0
473 if( !GetEnvironmentVariableW( MsiBreak, val, MAX_PATH ))
474 return;
476 if( strcmpiW( val, target ))
477 return;
479 msg = msi_alloc( (lstrlenW(format) + 10) * sizeof(WCHAR) );
480 if (!msg)
481 return;
483 wsprintfW( msg, format, GetCurrentProcessId(), GetCurrentProcessId());
484 MessageBoxW( NULL, msg, WindowsInstaller, MB_OK);
485 msi_free(msg);
486 DebugBreak();
489 static UINT get_action_info( const GUID *guid, INT *type, MSIHANDLE *handle,
490 BSTR *dll, BSTR *funcname,
491 IWineMsiRemotePackage **package )
493 IClassFactory *cf = NULL;
494 IWineMsiRemoteCustomAction *rca = NULL;
495 HRESULT r;
497 r = DllGetClassObject( &CLSID_WineMsiRemoteCustomAction,
498 &IID_IClassFactory, (LPVOID *)&cf );
499 if (FAILED(r))
501 ERR("failed to get IClassFactory interface\n");
502 return ERROR_FUNCTION_FAILED;
505 r = IClassFactory_CreateInstance( cf, NULL, &IID_IWineMsiRemoteCustomAction, (LPVOID *)&rca );
506 if (FAILED(r))
508 ERR("failed to get IWineMsiRemoteCustomAction interface\n");
509 return ERROR_FUNCTION_FAILED;
512 r = IWineMsiRemoteCustomAction_GetActionInfo( rca, guid, type, handle, dll, funcname, package );
513 IWineMsiRemoteCustomAction_Release( rca );
514 if (FAILED(r))
516 ERR("GetActionInfo failed\n");
517 return ERROR_FUNCTION_FAILED;
520 return ERROR_SUCCESS;
523 #ifdef __i386__
524 extern UINT CUSTOMPROC_wrapper( MsiCustomActionEntryPoint proc, MSIHANDLE handle );
525 __ASM_GLOBAL_FUNC( CUSTOMPROC_wrapper,
526 "pushl %ebp\n\t"
527 __ASM_CFI(".cfi_adjust_cfa_offset 4\n\t")
528 __ASM_CFI(".cfi_rel_offset %ebp,0\n\t")
529 "movl %esp,%ebp\n\t"
530 __ASM_CFI(".cfi_def_cfa_register %ebp\n\t")
531 "pushl 12(%ebp)\n\t"
532 "movl 8(%ebp),%eax\n\t"
533 "call *%eax\n\t"
534 "leave\n\t"
535 __ASM_CFI(".cfi_def_cfa %esp,4\n\t")
536 __ASM_CFI(".cfi_same_value %ebp\n\t")
537 "ret" )
538 #else
539 static inline UINT CUSTOMPROC_wrapper( MsiCustomActionEntryPoint proc, MSIHANDLE handle )
541 return proc(handle);
543 #endif
545 static DWORD ACTION_CallDllFunction( const GUID *guid )
547 MsiCustomActionEntryPoint fn;
548 MSIHANDLE hPackage, handle;
549 HANDLE hModule;
550 LPSTR proc;
551 UINT r = ERROR_FUNCTION_FAILED;
552 BSTR dll = NULL, function = NULL;
553 INT type;
554 IWineMsiRemotePackage *remote_package = NULL;
556 TRACE("%s\n", debugstr_guid( guid ));
558 r = get_action_info( guid, &type, &handle, &dll, &function, &remote_package );
559 if (r != ERROR_SUCCESS)
560 return r;
562 hModule = LoadLibraryW( dll );
563 if (!hModule)
565 WARN( "failed to load dll %s (%u)\n", debugstr_w( dll ), GetLastError() );
566 return ERROR_SUCCESS;
569 proc = strdupWtoA( function );
570 fn = (MsiCustomActionEntryPoint) GetProcAddress( hModule, proc );
571 msi_free( proc );
572 if (fn)
574 hPackage = alloc_msi_remote_handle( (IUnknown *)remote_package );
575 if (hPackage)
577 IWineMsiRemotePackage_SetMsiHandle( remote_package, handle );
578 TRACE("calling %s\n", debugstr_w( function ) );
579 handle_msi_break( function );
581 __TRY
583 r = CUSTOMPROC_wrapper( fn, hPackage );
585 __EXCEPT_PAGE_FAULT
587 ERR("Custom action (%s:%s) caused a page fault: %08x\n",
588 debugstr_w(dll), debugstr_w(function), GetExceptionCode());
589 r = ERROR_SUCCESS;
591 __ENDTRY;
593 MsiCloseHandle( hPackage );
595 else
596 ERR("failed to create handle for %p\n", remote_package );
598 else
599 ERR("GetProcAddress(%s) failed\n", debugstr_w( function ) );
601 FreeLibrary(hModule);
603 IWineMsiRemotePackage_Release( remote_package );
604 SysFreeString( dll );
605 SysFreeString( function );
606 MsiCloseHandle( handle );
608 return r;
611 static DWORD WINAPI DllThread( LPVOID arg )
613 LPGUID guid = arg;
614 DWORD rc = 0;
616 TRACE("custom action (%x) started\n", GetCurrentThreadId() );
618 rc = ACTION_CallDllFunction( guid );
620 TRACE("custom action (%x) returned %i\n", GetCurrentThreadId(), rc );
622 MsiCloseAllHandles();
623 return rc;
626 static DWORD ACTION_CAInstallPackage(const GUID *guid)
628 msi_custom_action_info *info;
629 UINT r = ERROR_FUNCTION_FAILED;
630 INSTALLUILEVEL old_level;
632 info = find_action_by_guid(guid);
633 if (!info)
635 ERR("failed to find action %s\n", debugstr_guid(guid));
636 return r;
639 old_level = MsiSetInternalUI(INSTALLUILEVEL_BASIC, NULL);
640 r = MsiInstallProductW(info->source, info->target);
641 MsiSetInternalUI(old_level, NULL);
643 release_custom_action_data(info);
645 return r;
648 static DWORD WINAPI ConcurrentInstallThread(LPVOID arg)
650 LPGUID guid = arg;
651 DWORD rc;
653 TRACE("concurrent installation (%x) started\n", GetCurrentThreadId());
655 rc = ACTION_CAInstallPackage(guid);
657 TRACE("concurrent installation (%x) returned %i\n", GetCurrentThreadId(), rc);
659 MsiCloseAllHandles();
660 return rc;
663 static msi_custom_action_info *do_msidbCustomActionTypeDll(
664 MSIPACKAGE *package, INT type, LPCWSTR source, LPCWSTR target, LPCWSTR action )
666 msi_custom_action_info *info;
668 info = msi_alloc( sizeof *info );
669 if (!info)
670 return NULL;
672 msiobj_addref( &package->hdr );
673 info->refs = 2; /* 1 for our caller and 1 for thread we created */
674 info->package = package;
675 info->type = type;
676 info->target = strdupW( target );
677 info->source = strdupW( source );
678 info->action = strdupW( action );
679 CoCreateGuid( &info->guid );
681 EnterCriticalSection( &msi_custom_action_cs );
682 list_add_tail( &msi_pending_custom_actions, &info->entry );
683 LeaveCriticalSection( &msi_custom_action_cs );
685 info->handle = CreateThread( NULL, 0, DllThread, &info->guid, 0, NULL );
686 if (!info->handle)
688 /* release both references */
689 release_custom_action_data( info );
690 release_custom_action_data( info );
691 return NULL;
694 return info;
697 static msi_custom_action_info *do_msidbCAConcurrentInstall(
698 MSIPACKAGE *package, INT type, LPCWSTR source, LPCWSTR target, LPCWSTR action)
700 msi_custom_action_info *info;
702 info = msi_alloc( sizeof *info );
703 if (!info)
704 return NULL;
706 msiobj_addref( &package->hdr );
707 info->refs = 2; /* 1 for our caller and 1 for thread we created */
708 info->package = package;
709 info->type = type;
710 info->target = strdupW( target );
711 info->source = strdupW( source );
712 info->action = strdupW( action );
713 CoCreateGuid( &info->guid );
715 EnterCriticalSection( &msi_custom_action_cs );
716 list_add_tail( &msi_pending_custom_actions, &info->entry );
717 LeaveCriticalSection( &msi_custom_action_cs );
719 info->handle = CreateThread( NULL, 0, ConcurrentInstallThread, &info->guid, 0, NULL );
720 if (!info->handle)
722 /* release both references */
723 release_custom_action_data( info );
724 release_custom_action_data( info );
725 return NULL;
728 return info;
731 static UINT HANDLE_CustomType23(MSIPACKAGE *package, LPCWSTR source,
732 LPCWSTR target, const INT type, LPCWSTR action)
734 msi_custom_action_info *info;
735 WCHAR package_path[MAX_PATH];
736 DWORD size;
738 size = MAX_PATH;
739 msi_get_property(package->db, szSourceDir, package_path, &size);
740 lstrcatW(package_path, szBackSlash);
741 lstrcatW(package_path, source);
743 TRACE("Installing package %s concurrently\n", debugstr_w(package_path));
745 info = do_msidbCAConcurrentInstall(package, type, package_path, target, action);
746 return wait_thread_handle(info);
749 static UINT HANDLE_CustomType1(MSIPACKAGE *package, LPCWSTR source,
750 LPCWSTR target, const INT type, LPCWSTR action)
752 msi_custom_action_info *info;
753 MSIBINARY *binary;
755 if (!(binary = get_temp_binary( package, source, TRUE )))
756 return ERROR_FUNCTION_FAILED;
758 TRACE("Calling function %s from %s\n", debugstr_w(target), debugstr_w(binary->tmpfile));
760 info = do_msidbCustomActionTypeDll( package, type, binary->tmpfile, target, action );
761 return wait_thread_handle( info );
764 static HANDLE execute_command( const WCHAR *app, WCHAR *arg, const WCHAR *dir )
766 static const WCHAR dotexeW[] = {'.','e','x','e',0};
767 STARTUPINFOW si;
768 PROCESS_INFORMATION info;
769 WCHAR *exe = NULL, *cmd = NULL, *p;
770 BOOL ret;
772 if (app)
774 int len_arg = 0;
775 DWORD len_exe;
777 if (!(exe = msi_alloc( MAX_PATH * sizeof(WCHAR) ))) return INVALID_HANDLE_VALUE;
778 len_exe = SearchPathW( NULL, app, dotexeW, MAX_PATH, exe, NULL );
779 if (len_exe >= MAX_PATH)
781 msi_free( exe );
782 if (!(exe = msi_alloc( len_exe * sizeof(WCHAR) ))) return INVALID_HANDLE_VALUE;
783 len_exe = SearchPathW( NULL, app, dotexeW, len_exe, exe, NULL );
785 if (!len_exe)
787 WARN("can't find executable %u\n", GetLastError());
788 msi_free( exe );
789 return INVALID_HANDLE_VALUE;
792 if (arg) len_arg = strlenW( arg );
793 if (!(cmd = msi_alloc( (len_exe + len_arg + 4) * sizeof(WCHAR) )))
795 msi_free( exe );
796 return INVALID_HANDLE_VALUE;
798 p = cmd;
799 if (strchrW( exe, ' ' ))
801 *p++ = '\"';
802 memcpy( p, exe, len_exe * sizeof(WCHAR) );
803 p += len_exe;
804 *p++ = '\"';
805 *p = 0;
807 else
809 strcpyW( p, exe );
810 p += len_exe;
812 if (arg)
814 *p++ = ' ';
815 memcpy( p, arg, len_arg * sizeof(WCHAR) );
816 p[len_arg] = 0;
819 memset( &si, 0, sizeof(STARTUPINFOW) );
820 ret = CreateProcessW( exe, exe ? cmd : arg, NULL, NULL, FALSE, 0, NULL, dir, &si, &info );
821 msi_free( cmd );
822 msi_free( exe );
823 if (!ret)
825 WARN("unable to execute command %u\n", GetLastError());
826 return INVALID_HANDLE_VALUE;
828 CloseHandle( info.hThread );
829 return info.hProcess;
832 static UINT HANDLE_CustomType2(MSIPACKAGE *package, LPCWSTR source,
833 LPCWSTR target, const INT type, LPCWSTR action)
835 MSIBINARY *binary;
836 HANDLE handle;
837 WCHAR *arg;
839 if (!(binary = get_temp_binary( package, source, FALSE ))) return ERROR_FUNCTION_FAILED;
841 deformat_string( package, target, &arg );
842 TRACE("exe %s arg %s\n", debugstr_w(binary->tmpfile), debugstr_w(arg));
844 handle = execute_command( binary->tmpfile, arg, szCRoot );
845 msi_free( arg );
846 if (handle == INVALID_HANDLE_VALUE) return ERROR_SUCCESS;
847 return wait_process_handle( package, type, handle, action );
850 static UINT HANDLE_CustomType17(MSIPACKAGE *package, LPCWSTR source,
851 LPCWSTR target, const INT type, LPCWSTR action)
853 msi_custom_action_info *info;
854 MSIFILE *file;
856 TRACE("%s %s\n", debugstr_w(source), debugstr_w(target));
858 file = msi_get_loaded_file( package, source );
859 if (!file)
861 ERR("invalid file key %s\n", debugstr_w( source ));
862 return ERROR_FUNCTION_FAILED;
865 info = do_msidbCustomActionTypeDll( package, type, file->TargetPath, target, action );
866 return wait_thread_handle( info );
869 static UINT HANDLE_CustomType18(MSIPACKAGE *package, LPCWSTR source,
870 LPCWSTR target, const INT type, LPCWSTR action)
872 MSIFILE *file;
873 HANDLE handle;
874 WCHAR *arg;
876 if (!(file = msi_get_loaded_file( package, source ))) return ERROR_FUNCTION_FAILED;
878 deformat_string( package, target, &arg );
879 TRACE("exe %s arg %s\n", debugstr_w(file->TargetPath), debugstr_w(arg));
881 handle = execute_command( file->TargetPath, arg, szCRoot );
882 msi_free( arg );
883 if (handle == INVALID_HANDLE_VALUE) return ERROR_SUCCESS;
884 return wait_process_handle( package, type, handle, action );
887 static UINT HANDLE_CustomType19(MSIPACKAGE *package, LPCWSTR source,
888 LPCWSTR target, const INT type, LPCWSTR action)
890 static const WCHAR query[] = {
891 'S','E','L','E','C','T',' ','`','M','e','s','s','a','g','e','`',' ',
892 'F','R','O','M',' ','`','E','r','r','o','r','`',' ',
893 'W','H','E','R','E',' ','`','E','r','r','o','r','`',' ','=',' ',
894 '%','s',0
896 MSIRECORD *row = 0;
897 LPWSTR deformated = NULL;
899 deformat_string( package, target, &deformated );
901 /* first try treat the error as a number */
902 row = MSI_QueryGetRecord( package->db, query, deformated );
903 if( row )
905 LPCWSTR error = MSI_RecordGetString( row, 1 );
906 if ((package->ui_level & INSTALLUILEVEL_MASK) != INSTALLUILEVEL_NONE)
907 MessageBoxW( NULL, error, NULL, MB_OK );
908 msiobj_release( &row->hdr );
910 else if ((package->ui_level & INSTALLUILEVEL_MASK) != INSTALLUILEVEL_NONE)
911 MessageBoxW( NULL, deformated, NULL, MB_OK );
913 msi_free( deformated );
915 return ERROR_INSTALL_FAILURE;
918 static UINT HANDLE_CustomType50(MSIPACKAGE *package, LPCWSTR source,
919 LPCWSTR target, const INT type, LPCWSTR action)
921 WCHAR *exe, *arg;
922 HANDLE handle;
924 if (!(exe = msi_dup_property( package->db, source ))) return ERROR_SUCCESS;
926 deformat_string( package, target, &arg );
927 TRACE("exe %s arg %s\n", debugstr_w(exe), debugstr_w(arg));
929 handle = execute_command( exe, arg, szCRoot );
930 msi_free( arg );
931 if (handle == INVALID_HANDLE_VALUE) return ERROR_SUCCESS;
932 return wait_process_handle( package, type, handle, action );
935 static UINT HANDLE_CustomType34(MSIPACKAGE *package, LPCWSTR source,
936 LPCWSTR target, const INT type, LPCWSTR action)
938 const WCHAR *workingdir = NULL;
939 HANDLE handle;
940 WCHAR *cmd;
942 if (source)
944 workingdir = msi_get_target_folder( package, source );
945 if (!workingdir) return ERROR_FUNCTION_FAILED;
947 deformat_string( package, target, &cmd );
948 if (!cmd) return ERROR_FUNCTION_FAILED;
950 TRACE("cmd %s dir %s\n", debugstr_w(cmd), debugstr_w(workingdir));
952 handle = execute_command( NULL, cmd, workingdir );
953 msi_free( cmd );
954 if (handle == INVALID_HANDLE_VALUE) return ERROR_SUCCESS;
955 return wait_process_handle( package, type, handle, action );
958 static DWORD ACTION_CallScript( const GUID *guid )
960 msi_custom_action_info *info;
961 MSIHANDLE hPackage;
962 UINT r = ERROR_FUNCTION_FAILED;
964 info = find_action_by_guid( guid );
965 if (!info)
967 ERR("failed to find action %s\n", debugstr_guid( guid) );
968 return ERROR_FUNCTION_FAILED;
971 TRACE("function %s, script %s\n", debugstr_w( info->target ), debugstr_w( info->source ) );
973 hPackage = alloc_msihandle( &info->package->hdr );
974 if (hPackage)
976 r = call_script( hPackage, info->type, info->source, info->target, info->action );
977 TRACE("script returned %u\n", r);
978 MsiCloseHandle( hPackage );
980 else
981 ERR("failed to create handle for %p\n", info->package );
983 release_custom_action_data( info );
984 return r;
987 static DWORD WINAPI ScriptThread( LPVOID arg )
989 LPGUID guid = arg;
990 DWORD rc;
992 TRACE("custom action (%x) started\n", GetCurrentThreadId() );
994 rc = ACTION_CallScript( guid );
996 TRACE("custom action (%x) returned %i\n", GetCurrentThreadId(), rc );
998 MsiCloseAllHandles();
999 return rc;
1002 static msi_custom_action_info *do_msidbCustomActionTypeScript(
1003 MSIPACKAGE *package, INT type, LPCWSTR script, LPCWSTR function, LPCWSTR action )
1005 msi_custom_action_info *info;
1007 info = msi_alloc( sizeof *info );
1008 if (!info)
1009 return NULL;
1011 msiobj_addref( &package->hdr );
1012 info->refs = 2; /* 1 for our caller and 1 for thread we created */
1013 info->package = package;
1014 info->type = type;
1015 info->target = strdupW( function );
1016 info->source = strdupW( script );
1017 info->action = strdupW( action );
1018 CoCreateGuid( &info->guid );
1020 EnterCriticalSection( &msi_custom_action_cs );
1021 list_add_tail( &msi_pending_custom_actions, &info->entry );
1022 LeaveCriticalSection( &msi_custom_action_cs );
1024 info->handle = CreateThread( NULL, 0, ScriptThread, &info->guid, 0, NULL );
1025 if (!info->handle)
1027 /* release both references */
1028 release_custom_action_data( info );
1029 release_custom_action_data( info );
1030 return NULL;
1033 return info;
1036 static UINT HANDLE_CustomType37_38(MSIPACKAGE *package, LPCWSTR source,
1037 LPCWSTR target, const INT type, LPCWSTR action)
1039 msi_custom_action_info *info;
1041 TRACE("%s %s\n", debugstr_w(source), debugstr_w(target));
1043 info = do_msidbCustomActionTypeScript( package, type, target, NULL, action );
1044 return wait_thread_handle( info );
1047 static UINT HANDLE_CustomType5_6(MSIPACKAGE *package, LPCWSTR source,
1048 LPCWSTR target, const INT type, LPCWSTR action)
1050 static const WCHAR query[] = {
1051 'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',
1052 '`','B','i' ,'n','a','r','y','`',' ','W','H','E','R','E',' ',
1053 '`','N','a','m','e','`',' ','=',' ','\'','%','s','\'',0};
1054 MSIRECORD *row = 0;
1055 msi_custom_action_info *info;
1056 CHAR *buffer = NULL;
1057 WCHAR *bufferw = NULL;
1058 DWORD sz = 0;
1059 UINT r;
1061 TRACE("%s %s\n", debugstr_w(source), debugstr_w(target));
1063 row = MSI_QueryGetRecord(package->db, query, source);
1064 if (!row)
1065 return ERROR_FUNCTION_FAILED;
1067 r = MSI_RecordReadStream(row, 2, NULL, &sz);
1068 if (r != ERROR_SUCCESS) return r;
1070 buffer = msi_alloc( sz + 1 );
1071 if (!buffer) return ERROR_FUNCTION_FAILED;
1073 r = MSI_RecordReadStream(row, 2, buffer, &sz);
1074 if (r != ERROR_SUCCESS)
1075 goto done;
1077 buffer[sz] = 0;
1078 bufferw = strdupAtoW(buffer);
1079 if (!bufferw)
1081 r = ERROR_FUNCTION_FAILED;
1082 goto done;
1085 info = do_msidbCustomActionTypeScript( package, type, bufferw, target, action );
1086 r = wait_thread_handle( info );
1088 done:
1089 msi_free(bufferw);
1090 msi_free(buffer);
1091 return r;
1094 static UINT HANDLE_CustomType21_22(MSIPACKAGE *package, LPCWSTR source,
1095 LPCWSTR target, const INT type, LPCWSTR action)
1097 msi_custom_action_info *info;
1098 MSIFILE *file;
1099 HANDLE hFile;
1100 DWORD sz, szHighWord = 0, read;
1101 CHAR *buffer=NULL;
1102 WCHAR *bufferw=NULL;
1103 BOOL bRet;
1104 UINT r;
1106 TRACE("%s %s\n", debugstr_w(source), debugstr_w(target));
1108 file = msi_get_loaded_file(package, source);
1109 if (!file)
1111 ERR("invalid file key %s\n", debugstr_w(source));
1112 return ERROR_FUNCTION_FAILED;
1115 hFile = CreateFileW(file->TargetPath, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
1116 if (hFile == INVALID_HANDLE_VALUE) return ERROR_FUNCTION_FAILED;
1118 sz = GetFileSize(hFile, &szHighWord);
1119 if (sz == INVALID_FILE_SIZE || szHighWord != 0)
1121 CloseHandle(hFile);
1122 return ERROR_FUNCTION_FAILED;
1124 buffer = msi_alloc( sz + 1 );
1125 if (!buffer)
1127 CloseHandle(hFile);
1128 return ERROR_FUNCTION_FAILED;
1130 bRet = ReadFile(hFile, buffer, sz, &read, NULL);
1131 CloseHandle(hFile);
1132 if (!bRet)
1134 r = ERROR_FUNCTION_FAILED;
1135 goto done;
1137 buffer[read] = 0;
1138 bufferw = strdupAtoW(buffer);
1139 if (!bufferw)
1141 r = ERROR_FUNCTION_FAILED;
1142 goto done;
1144 info = do_msidbCustomActionTypeScript( package, type, bufferw, target, action );
1145 r = wait_thread_handle( info );
1147 done:
1148 msi_free(bufferw);
1149 msi_free(buffer);
1150 return r;
1153 static UINT HANDLE_CustomType53_54(MSIPACKAGE *package, LPCWSTR source,
1154 LPCWSTR target, const INT type, LPCWSTR action)
1156 msi_custom_action_info *info;
1157 WCHAR *prop;
1159 TRACE("%s %s\n", debugstr_w(source), debugstr_w(target));
1161 prop = msi_dup_property( package->db, source );
1162 if (!prop) return ERROR_SUCCESS;
1164 info = do_msidbCustomActionTypeScript( package, type, prop, NULL, action );
1165 msi_free(prop);
1166 return wait_thread_handle( info );
1169 static BOOL action_type_matches_script( MSIPACKAGE *package, UINT type, UINT script )
1171 switch (script)
1173 case SCRIPT_NONE:
1174 case SCRIPT_INSTALL:
1175 return !(type & msidbCustomActionTypeCommit) && !(type & msidbCustomActionTypeRollback);
1176 case SCRIPT_COMMIT:
1177 return (type & msidbCustomActionTypeCommit);
1178 case SCRIPT_ROLLBACK:
1179 return (type & msidbCustomActionTypeRollback);
1180 default:
1181 ERR("unhandled script %u\n", script);
1183 return FALSE;
1186 static UINT defer_custom_action( MSIPACKAGE *package, const WCHAR *action, UINT type )
1188 WCHAR *actiondata = msi_dup_property( package->db, action );
1189 WCHAR *usersid = msi_dup_property( package->db, szUserSID );
1190 WCHAR *prodcode = msi_dup_property( package->db, szProductCode );
1191 WCHAR *deferred = msi_get_deferred_action( action, actiondata, usersid, prodcode );
1193 if (!deferred)
1195 msi_free( actiondata );
1196 msi_free( usersid );
1197 msi_free( prodcode );
1198 return ERROR_OUTOFMEMORY;
1200 if (type & msidbCustomActionTypeCommit)
1202 TRACE("deferring commit action\n");
1203 msi_schedule_action( package, SCRIPT_COMMIT, deferred );
1205 else if (type & msidbCustomActionTypeRollback)
1207 TRACE("deferring rollback action\n");
1208 msi_schedule_action( package, SCRIPT_ROLLBACK, deferred );
1210 else
1212 TRACE("deferring install action\n");
1213 msi_schedule_action( package, SCRIPT_INSTALL, deferred );
1216 msi_free( actiondata );
1217 msi_free( usersid );
1218 msi_free( prodcode );
1219 msi_free( deferred );
1220 return ERROR_SUCCESS;
1223 UINT ACTION_CustomAction(MSIPACKAGE *package, LPCWSTR action, UINT script, BOOL execute)
1225 static const WCHAR query[] = {
1226 'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',
1227 '`','C','u','s','t','o','m','A','c','t','i','o','n','`',' ','W','H','E','R','E',' ',
1228 '`','A','c','t','i' ,'o','n','`',' ','=',' ','\'','%','s','\'',0};
1229 UINT rc = ERROR_SUCCESS;
1230 MSIRECORD *row;
1231 UINT type;
1232 LPCWSTR source, target;
1233 LPWSTR ptr, deferred_data = NULL;
1234 LPWSTR deformated = NULL, action_copy = strdupW(action);
1236 /* deferred action: [properties]Action */
1237 if ((ptr = strrchrW(action_copy, ']')))
1239 deferred_data = action_copy;
1240 action = ptr + 1;
1243 row = MSI_QueryGetRecord( package->db, query, action );
1244 if (!row)
1246 msi_free(action_copy);
1247 return ERROR_CALL_NOT_IMPLEMENTED;
1250 type = MSI_RecordGetInteger(row,2);
1251 source = MSI_RecordGetString(row,3);
1252 target = MSI_RecordGetString(row,4);
1254 TRACE("Handling custom action %s (%x %s %s)\n",debugstr_w(action),type,
1255 debugstr_w(source), debugstr_w(target));
1257 /* handle some of the deferred actions */
1258 if (type & msidbCustomActionTypeTSAware)
1259 FIXME("msidbCustomActionTypeTSAware not handled\n");
1261 if (type & msidbCustomActionTypeInScript)
1263 if (type & msidbCustomActionTypeNoImpersonate)
1264 WARN("msidbCustomActionTypeNoImpersonate not handled\n");
1266 if (!execute || !action_type_matches_script( package, type, script ))
1268 rc = defer_custom_action( package, action, type );
1269 goto end;
1271 else
1273 LPWSTR actiondata = msi_dup_property( package->db, action );
1275 if (type & msidbCustomActionTypeInScript)
1276 package->scheduled_action_running = TRUE;
1278 if (type & msidbCustomActionTypeCommit)
1279 package->commit_action_running = TRUE;
1281 if (type & msidbCustomActionTypeRollback)
1282 package->rollback_action_running = TRUE;
1284 if (deferred_data)
1285 set_deferred_action_props(package, deferred_data);
1286 else if (actiondata)
1287 msi_set_property(package->db, szCustomActionData, actiondata);
1288 else
1289 msi_set_property(package->db, szCustomActionData, szEmpty);
1291 msi_free(actiondata);
1294 else if (!check_execution_scheduling_options(package,action,type))
1296 rc = ERROR_SUCCESS;
1297 goto end;
1300 switch (type & CUSTOM_ACTION_TYPE_MASK)
1302 case 1: /* DLL file stored in a Binary table stream */
1303 rc = HANDLE_CustomType1(package,source,target,type,action);
1304 break;
1305 case 2: /* EXE file stored in a Binary table stream */
1306 rc = HANDLE_CustomType2(package,source,target,type,action);
1307 break;
1308 case 18: /*EXE file installed with package */
1309 rc = HANDLE_CustomType18(package,source,target,type,action);
1310 break;
1311 case 19: /* Error that halts install */
1312 rc = HANDLE_CustomType19(package,source,target,type,action);
1313 break;
1314 case 17:
1315 rc = HANDLE_CustomType17(package,source,target,type,action);
1316 break;
1317 case 23: /* installs another package in the source tree */
1318 deformat_string(package,target,&deformated);
1319 rc = HANDLE_CustomType23(package,source,deformated,type,action);
1320 msi_free(deformated);
1321 break;
1322 case 50: /*EXE file specified by a property value */
1323 rc = HANDLE_CustomType50(package,source,target,type,action);
1324 break;
1325 case 34: /*EXE to be run in specified directory */
1326 rc = HANDLE_CustomType34(package,source,target,type,action);
1327 break;
1328 case 35: /* Directory set with formatted text. */
1329 deformat_string(package,target,&deformated);
1330 MSI_SetTargetPathW(package, source, deformated);
1331 msi_free(deformated);
1332 break;
1333 case 51: /* Property set with formatted text. */
1334 if (!source)
1335 break;
1337 deformat_string(package,target,&deformated);
1338 rc = msi_set_property( package->db, source, deformated );
1339 if (rc == ERROR_SUCCESS && !strcmpW( source, szSourceDir ))
1340 msi_reset_folders( package, TRUE );
1341 msi_free(deformated);
1342 break;
1343 case 37: /* JScript/VBScript text stored in target column. */
1344 case 38:
1345 rc = HANDLE_CustomType37_38(package,source,target,type,action);
1346 break;
1347 case 5:
1348 case 6: /* JScript/VBScript file stored in a Binary table stream. */
1349 rc = HANDLE_CustomType5_6(package,source,target,type,action);
1350 break;
1351 case 21: /* JScript/VBScript file installed with the product. */
1352 case 22:
1353 rc = HANDLE_CustomType21_22(package,source,target,type,action);
1354 break;
1355 case 53: /* JScript/VBScript text specified by a property value. */
1356 case 54:
1357 rc = HANDLE_CustomType53_54(package,source,target,type,action);
1358 break;
1359 default:
1360 FIXME("unhandled action type %u (%s %s)\n", type & CUSTOM_ACTION_TYPE_MASK,
1361 debugstr_w(source), debugstr_w(target));
1364 end:
1365 package->scheduled_action_running = FALSE;
1366 package->commit_action_running = FALSE;
1367 package->rollback_action_running = FALSE;
1368 msi_free(action_copy);
1369 msiobj_release(&row->hdr);
1370 return rc;
1373 void ACTION_FinishCustomActions(const MSIPACKAGE* package)
1375 struct list *item;
1376 HANDLE *wait_handles;
1377 unsigned int handle_count, i;
1378 msi_custom_action_info *info, *cursor;
1380 while ((item = list_head( &package->RunningActions )))
1382 MSIRUNNINGACTION *action = LIST_ENTRY( item, MSIRUNNINGACTION, entry );
1384 list_remove( &action->entry );
1386 TRACE("waiting for %s\n", debugstr_w( action->name ) );
1387 msi_dialog_check_messages( action->handle );
1389 CloseHandle( action->handle );
1390 msi_free( action->name );
1391 msi_free( action );
1394 EnterCriticalSection( &msi_custom_action_cs );
1396 handle_count = list_count( &msi_pending_custom_actions );
1397 wait_handles = msi_alloc( handle_count * sizeof(HANDLE) );
1399 handle_count = 0;
1400 LIST_FOR_EACH_ENTRY_SAFE( info, cursor, &msi_pending_custom_actions, msi_custom_action_info, entry )
1402 if (info->package == package )
1404 if (DuplicateHandle(GetCurrentProcess(), info->handle, GetCurrentProcess(), &wait_handles[handle_count], SYNCHRONIZE, FALSE, 0))
1405 handle_count++;
1409 LeaveCriticalSection( &msi_custom_action_cs );
1411 for (i = 0; i < handle_count; i++)
1413 msi_dialog_check_messages( wait_handles[i] );
1414 CloseHandle( wait_handles[i] );
1416 msi_free( wait_handles );
1418 EnterCriticalSection( &msi_custom_action_cs );
1419 LIST_FOR_EACH_ENTRY_SAFE( info, cursor, &msi_pending_custom_actions, msi_custom_action_info, entry )
1421 if (info->package == package) release_custom_action_data( info );
1423 LeaveCriticalSection( &msi_custom_action_cs );
1426 typedef struct _msi_custom_remote_impl {
1427 IWineMsiRemoteCustomAction IWineMsiRemoteCustomAction_iface;
1428 LONG refs;
1429 } msi_custom_remote_impl;
1431 static inline msi_custom_remote_impl *impl_from_IWineMsiRemoteCustomAction( IWineMsiRemoteCustomAction *iface )
1433 return CONTAINING_RECORD(iface, msi_custom_remote_impl, IWineMsiRemoteCustomAction_iface);
1436 static HRESULT WINAPI mcr_QueryInterface( IWineMsiRemoteCustomAction *iface,
1437 REFIID riid,LPVOID *ppobj)
1439 if( IsEqualCLSID( riid, &IID_IUnknown ) ||
1440 IsEqualCLSID( riid, &IID_IWineMsiRemoteCustomAction ) )
1442 IWineMsiRemoteCustomAction_AddRef( iface );
1443 *ppobj = iface;
1444 return S_OK;
1447 return E_NOINTERFACE;
1450 static ULONG WINAPI mcr_AddRef( IWineMsiRemoteCustomAction *iface )
1452 msi_custom_remote_impl* This = impl_from_IWineMsiRemoteCustomAction( iface );
1454 return InterlockedIncrement( &This->refs );
1457 static ULONG WINAPI mcr_Release( IWineMsiRemoteCustomAction *iface )
1459 msi_custom_remote_impl* This = impl_from_IWineMsiRemoteCustomAction( iface );
1460 ULONG r;
1462 r = InterlockedDecrement( &This->refs );
1463 if (r == 0)
1464 msi_free( This );
1465 return r;
1468 static HRESULT WINAPI mcr_GetActionInfo( IWineMsiRemoteCustomAction *iface, LPCGUID custom_action_guid,
1469 INT *type, MSIHANDLE *handle, BSTR *dll, BSTR *func, IWineMsiRemotePackage **remote_package )
1471 msi_custom_action_info *info;
1473 info = find_action_by_guid( custom_action_guid );
1474 if (!info)
1475 return E_FAIL;
1477 *type = info->type;
1478 *handle = alloc_msihandle( &info->package->hdr );
1479 *dll = SysAllocString( info->source );
1480 *func = SysAllocString( info->target );
1482 release_custom_action_data( info );
1483 return create_msi_remote_package( NULL, (LPVOID *)remote_package );
1486 static const IWineMsiRemoteCustomActionVtbl msi_custom_remote_vtbl =
1488 mcr_QueryInterface,
1489 mcr_AddRef,
1490 mcr_Release,
1491 mcr_GetActionInfo,
1494 HRESULT create_msi_custom_remote( IUnknown *pOuter, LPVOID *ppObj )
1496 msi_custom_remote_impl* This;
1498 This = msi_alloc( sizeof *This );
1499 if (!This)
1500 return E_OUTOFMEMORY;
1502 This->IWineMsiRemoteCustomAction_iface.lpVtbl = &msi_custom_remote_vtbl;
1503 This->refs = 1;
1505 *ppObj = This;
1507 return S_OK;