dlls/ole32/tests/ole_server.c

   1 /*
   2  * OLE client/server test suite
   3  *
   4  * Copyright 2013 Dmitry Timoshkov
   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 #define CONST_VTABLE
  23
  24 #include <windows.h>
  25 #include <exdisp.h>
  26 #include <tlhelp32.h>
  27 #include <stdio.h>
  28 #include <assert.h>
  29 #include "wine/test.h"
  30
  31 #include <initguid.h>
  32 DEFINE_GUID(CLSID_WineTestObject, 0xdeadbeef,0xdead,0xbeef,0xde,0xad,0xbe,0xef,0xde,0xad,0xbe,0xef);
  33 #ifndef CLSID_IdentityUnmarshal
  34 DEFINE_GUID(CLSID_IdentityUnmarshal,0x0000001b,0x0000,0x0000,0xc0,0x00,0x00,0x00,0x00,0x00,0x00,0x46);
  35 #endif
  36 DEFINE_GUID(CLSID_UnknownUnmarshal,0x4c1e39e1,0xe3e3,0x4296,0xaa,0x86,0xec,0x93,0x8d,0x89,0x6e,0x92);
  37
  38 struct winetest_info
  39 {
  40     LONG child_failures;
  41 };
  42
  43 static const struct
  44 {
  45     const GUID *guid;
  46     const char *name;
  47 } guid_name[] =
  48 {
  49 #define GUID_NAME(guid) \
  50     { &IID_##guid, #guid }
  51     GUID_NAME(IUnknown),
  52     GUID_NAME(IClassFactory),
  53     GUID_NAME(IOleObject),
  54     GUID_NAME(IMarshal),
  55     GUID_NAME(IStdMarshalInfo),
  56     GUID_NAME(IExternalConnection),
  57     GUID_NAME(IRunnableObject),
  58     GUID_NAME(ICallFactory),
  59     { &CLSID_IdentityUnmarshal, "CLSID_IdentityUnmarshal" },
  60     { &CLSID_UnknownUnmarshal, "CLSID_UnknownUnmarshal" },
  61 #undef GUID_NAME
  62 };
  63
  64 static LONG obj_ref, class_ref, server_locks;
  65
  66 static const char *debugstr_guid(const GUID *guid)
  67 {
  68     int i;
  69
  70     if (!guid) return "(null)";
  71
  72     for (i = 0; i < ARRAY_SIZE(guid_name); i++)
  73     {
  74         if (IsEqualIID(guid, guid_name[i].guid))
  75             return guid_name[i].name;
  76     }
  77
  78     return wine_dbgstr_guid(guid);
  79 }
  80
  81 /******************************* OLE server *******************************/
  82 typedef struct
  83 {
  84     IUnknown IUnknown_iface;
  85     LONG ref;
  86 } UnknownImpl;
  87
  88 static inline UnknownImpl *impl_from_IUnknown(IUnknown *iface)
  89 {
  90     return CONTAINING_RECORD(iface, UnknownImpl, IUnknown_iface);
  91 }
  92
  93 static HRESULT WINAPI UnknownImpl_QueryInterface(IUnknown *iface,
  94     REFIID iid, void **ppv)
  95 {
  96     UnknownImpl *This = impl_from_IUnknown(iface);
  97
  98     trace("server: unknown_QueryInterface: %p,%s,%p\n", iface, debugstr_guid(iid), ppv);
  99
 100     if (!ppv) return E_INVALIDARG;
 101
 102     if (IsEqualIID(&IID_IUnknown, iid))
 103     {
 104         *ppv = &This->IUnknown_iface;
 105         IUnknown_AddRef(&This->IUnknown_iface);
 106         return S_OK;
 107     }
 108
 109     *ppv = NULL;
 110     return E_NOINTERFACE;
 111 }
 112
 113 static ULONG WINAPI UnknownImpl_AddRef(IUnknown *iface)
 114 {
 115     UnknownImpl *This = impl_from_IUnknown(iface);
 116     ULONG ref = InterlockedIncrement(&This->ref);
 117
 118     InterlockedIncrement(&obj_ref);
 119
 120     trace("server: unknown_AddRef: %p, ref %u\n", iface, ref);
 121     return ref;
 122 }
 123
 124 static ULONG WINAPI UnknownImpl_Release(IUnknown *iface)
 125 {
 126     UnknownImpl *This = impl_from_IUnknown(iface);
 127     ULONG ref = InterlockedDecrement(&This->ref);
 128
 129     InterlockedDecrement(&obj_ref);
 130
 131     trace("server: unknown_Release: %p, ref %u\n", iface, ref);
 132     if (ref == 0) HeapFree(GetProcessHeap(), 0, This);
 133     return ref;
 134 }
 135
 136 static const IUnknownVtbl UnknownImpl_Vtbl =
 137 {
 138     UnknownImpl_QueryInterface,
 139     UnknownImpl_AddRef,
 140     UnknownImpl_Release,
 141 };
 142
 143 typedef struct
 144 {
 145     IClassFactory IClassFactory_iface;
 146     LONG ref;
 147 } ClassFactoryImpl;
 148
 149 static inline ClassFactoryImpl *impl_from_IClassFactory(IClassFactory *iface)
 150 {
 151     return CONTAINING_RECORD(iface, ClassFactoryImpl, IClassFactory_iface);
 152 }
 153
 154 static HRESULT WINAPI ClassFactoryImpl_QueryInterface(IClassFactory *iface,
 155     REFIID iid, void **ppv)
 156 {
 157     ClassFactoryImpl *This = impl_from_IClassFactory(iface);
 158
 159     trace("server: factory_QueryInterface: %p,%s,%p\n", iface, debugstr_guid(iid), ppv);
 160
 161     if (!ppv) return E_INVALIDARG;
 162
 163     if (IsEqualIID(&IID_IUnknown, iid) ||
 164         IsEqualIID(&IID_IClassFactory, iid))
 165     {
 166         IClassFactory_AddRef(&This->IClassFactory_iface);
 167         *ppv = &This->IClassFactory_iface;
 168         return S_OK;
 169     }
 170
 171     *ppv = NULL;
 172     return E_NOINTERFACE;
 173 }
 174
 175 static ULONG WINAPI ClassFactoryImpl_AddRef(IClassFactory *iface)
 176 {
 177     ClassFactoryImpl *This = impl_from_IClassFactory(iface);
 178     ULONG ref = InterlockedIncrement(&This->ref);
 179
 180     InterlockedIncrement(&class_ref);
 181
 182     trace("server: factory_AddRef: %p, ref %u\n", iface, ref);
 183     return ref;
 184 }
 185
 186 static ULONG WINAPI ClassFactoryImpl_Release(IClassFactory *iface)
 187 {
 188     ClassFactoryImpl *This = impl_from_IClassFactory(iface);
 189     ULONG ref = InterlockedDecrement(&This->ref);
 190
 191     InterlockedDecrement(&class_ref);
 192
 193     trace("server: factory_Release: %p, ref %u\n", iface, ref);
 194     return ref;
 195 }
 196
 197 static HRESULT WINAPI ClassFactoryImpl_CreateInstance(IClassFactory *iface,
 198     IUnknown *punkouter, REFIID iid, void **ppv)
 199 {
 200     UnknownImpl *unknown;
 201     HRESULT hr;
 202
 203     trace("server: factory_CreateInstance: %p,%s,%p\n", iface, debugstr_guid(iid), ppv);
 204
 205     if (punkouter) return CLASS_E_NOAGGREGATION;
 206
 207     unknown = HeapAlloc(GetProcessHeap(), 0, sizeof(*unknown));
 208     if (!unknown) return E_OUTOFMEMORY;
 209
 210     unknown->IUnknown_iface.lpVtbl = &UnknownImpl_Vtbl;
 211     unknown->ref = 0;
 212     IUnknown_AddRef(&unknown->IUnknown_iface);
 213
 214     hr = IUnknown_QueryInterface(&unknown->IUnknown_iface, iid, ppv);
 215     IUnknown_Release(&unknown->IUnknown_iface);
 216
 217     return hr;
 218 }
 219
 220 static HRESULT WINAPI ClassFactoryImpl_LockServer(IClassFactory *iface, BOOL lock)
 221 {
 222     ULONG ref = lock ? InterlockedIncrement(&server_locks) : InterlockedDecrement(&server_locks);
 223
 224     trace("server: factory_LockServer: %p,%d, ref %u\n", iface, lock, ref);
 225     return S_OK;
 226 }
 227
 228 static const IClassFactoryVtbl ClassFactoryImpl_Vtbl =
 229 {
 230     ClassFactoryImpl_QueryInterface,
 231     ClassFactoryImpl_AddRef,
 232     ClassFactoryImpl_Release,
 233     ClassFactoryImpl_CreateInstance,
 234     ClassFactoryImpl_LockServer
 235 };
 236
 237 static ClassFactoryImpl factory = { { &ClassFactoryImpl_Vtbl }, 0 };
 238
 239 static void ole_server(void)
 240 {
 241     HRESULT hr;
 242     DWORD key;
 243
 244     trace("server: starting %u\n", GetCurrentProcessId());
 245
 246     hr = CoInitializeEx(NULL, COINIT_MULTITHREADED);
 247     if (hr == S_OK)
 248     {
 249         trace("server: registering class object\n");
 250         hr = CoRegisterClassObject(&CLSID_WineTestObject, (IUnknown *)&factory,
 251                                    CLSCTX_SERVER, REGCLS_MULTIPLEUSE, &key);
 252         if (hr == S_OK)
 253         {
 254             HANDLE done_event, init_done_event;
 255
 256             done_event = OpenEventA(SYNCHRONIZE, FALSE, "ole_server_done_event");
 257             ok(done_event != 0, "server: OpenEvent error %d\n", GetLastError());
 258             init_done_event = OpenEventA(EVENT_MODIFY_STATE, FALSE, "ole_server_init_done_event");
 259             ok(init_done_event != 0, "server: OpenEvent error %d\n", GetLastError());
 260
 261             SetEvent(init_done_event);
 262
 263             trace("server: waiting for requests\n");
 264             WaitForSingleObject(done_event, INFINITE);
 265
 266             /* 1 remainining class ref is supposed to be cleared by CoRevokeClassObject */
 267             ok(class_ref == 1, "expected 1 class refs, got %d\n", class_ref);
 268             ok(!obj_ref, "expected 0 object refs, got %d\n", obj_ref);
 269             ok(!server_locks, "expected 0 server locks, got %d\n", server_locks);
 270
 271             CloseHandle(done_event);
 272             CloseHandle(init_done_event);
 273             if (0)
 274             {
 275                 /* calling CoRevokeClassObject terminates process under Win7 */
 276                 trace("call CoRevokeClassObject\n");
 277                 CoRevokeClassObject(key);
 278                 trace("ret CoRevokeClassObject\n");
 279             }
 280         }
 281         trace("server: call CoUninitialize\n");
 282         CoUninitialize();
 283         trace("server: ret CoUninitialize\n");
 284     }
 285
 286     trace("server: exiting %u\n", GetCurrentProcessId());
 287 }
 288
 289 /******************************* OLE client *******************************/
 290 static BOOL register_server(const char *server, BOOL inproc_handler)
 291 {
 292     static const WCHAR clsidW[] = {'C','L','S','I','D','\\',0};
 293     DWORD ret;
 294     HKEY root;
 295     WCHAR buf[39 + 6];
 296     char server_path[MAX_PATH];
 297
 298     lstrcpyA(server_path, server);
 299     lstrcatA(server_path, " ole_server");
 300
 301     lstrcpyW(buf, clsidW);
 302     StringFromGUID2(&CLSID_WineTestObject, buf + 6, 39);
 303
 304     ret = RegCreateKeyExW(HKEY_CLASSES_ROOT, buf, 0, NULL, 0,
 305                           KEY_READ | KEY_WRITE | KEY_CREATE_SUB_KEY, NULL, &root, NULL);
 306     if (ret == ERROR_SUCCESS)
 307     {
 308         ret = RegSetValueA(root, "LocalServer32", REG_SZ, server_path, strlen(server_path));
 309         ok(ret == ERROR_SUCCESS, "RegSetValue error %u\n", ret);
 310
 311         if (inproc_handler)
 312         {
 313             ret = RegSetValueA(root, "InprocHandler32", REG_SZ, "ole32.dll", 9);
 314             ok(ret == ERROR_SUCCESS, "RegSetValue error %u\n", ret);
 315         }
 316
 317         RegCloseKey(root);
 318     }
 319
 320     return ret == ERROR_SUCCESS;
 321 }
 322
 323 static void unregister_server(void)
 324 {
 325     static const WCHAR clsidW[] = {'C','L','S','I','D','\\',0};
 326     DWORD ret;
 327     HKEY root;
 328     WCHAR buf[39 + 6];
 329
 330     lstrcpyW(buf, clsidW);
 331     StringFromGUID2(&CLSID_WineTestObject, buf + 6, 39);
 332
 333     ret = RegCreateKeyExW(HKEY_CLASSES_ROOT, buf, 0, NULL, 0,
 334                           DELETE, NULL, &root, NULL);
 335     if (ret == ERROR_SUCCESS)
 336     {
 337         ret = RegDeleteKeyA(root, "InprocHandler32");
 338         ok(ret == ERROR_SUCCESS, "RegDeleteKey error %u\n", ret);
 339         ret = RegDeleteKeyA(root, "LocalServer32");
 340         ok(ret == ERROR_SUCCESS, "RegDeleteKey error %u\n", ret);
 341         ret = RegDeleteKeyA(root, "");
 342         ok(ret == ERROR_SUCCESS, "RegDeleteKey error %u\n", ret);
 343         RegCloseKey(root);
 344     }
 345 }
 346
 347 static HANDLE start_server(const char *argv0)
 348 {
 349     PROCESS_INFORMATION pi;
 350     STARTUPINFOA si;
 351     SECURITY_ATTRIBUTES sa;
 352     char cmdline[MAX_PATH * 2];
 353     BOOL ret;
 354
 355     memset(&si, 0, sizeof(si));
 356     si.cb = sizeof(si);
 357     si.dwFlags = STARTF_USESTDHANDLES;
 358     si.hStdInput =  GetStdHandle(STD_INPUT_HANDLE);
 359     si.hStdOutput = GetStdHandle(STD_OUTPUT_HANDLE);
 360     si.hStdError = si.hStdOutput;
 361
 362     sa.nLength = sizeof(sa);
 363     sa.lpSecurityDescriptor = NULL;
 364     sa.bInheritHandle = TRUE;
 365
 366     sprintf(cmdline, "\"%s\" ole_server -server", argv0);
 367     ret = CreateProcessA(argv0, cmdline, NULL, NULL, TRUE, 0, NULL, NULL, &si, &pi);
 368     ok(ret, "CreateProcess(%s) error %d\n", cmdline, GetLastError());
 369     if (!ret) return 0;
 370
 371     CloseHandle(pi.hThread);
 372     return pi.hProcess;
 373 }
 374
 375 START_TEST(ole_server)
 376 {
 377     CLSID clsid = CLSID_WineTestObject;
 378     HRESULT hr;
 379     IClassFactory *factory;
 380     IUnknown *unknown;
 381     IOleObject *oleobj;
 382     IRunnableObject *runobj;
 383     DWORD ret;
 384     HANDLE mapping, done_event, init_done_event, process;
 385     struct winetest_info *info;
 386     int argc;
 387     char **argv;
 388
 389     mapping = CreateFileMappingA(INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, 4096, "winetest_ole_server");
 390     ok(mapping != 0, "CreateFileMapping failed\n");
 391     info = MapViewOfFile(mapping, FILE_MAP_READ|FILE_MAP_WRITE, 0, 0, 4096);
 392
 393     argc = winetest_get_mainargs(&argv);
 394
 395     done_event = CreateEventA(NULL, TRUE, FALSE, "ole_server_done_event");
 396     ok(done_event != 0, "CreateEvent error %d\n", GetLastError());
 397     init_done_event = CreateEventA(NULL, TRUE, FALSE, "ole_server_init_done_event");
 398     ok(init_done_event != 0, "CreateEvent error %d\n", GetLastError());
 399
 400     if (argc > 2)
 401     {
 402         if (!lstrcmpiA(argv[2], "-Embedding"))
 403         {
 404             trace("server: Refusing to be run by ole32\n");
 405             return;
 406         }
 407
 408         if (!lstrcmpiA(argv[2], "-server"))
 409         {
 410             info->child_failures = 0;
 411             ole_server();
 412             info->child_failures = winetest_get_failures();
 413             return;
 414         }
 415
 416         trace("server: Unknown parameter: %s\n", argv[2]);
 417         return;
 418     }
 419
 420     if (!register_server(argv[0], FALSE))
 421     {
 422         win_skip("not enough permissions to create a server CLSID key\n");
 423         return;
 424     }
 425
 426     if (!(process = start_server(argv[0])))
 427     {
 428         unregister_server();
 429         return;
 430     }
 431     WaitForSingleObject(init_done_event, 5000);
 432
 433     hr = CoInitializeEx(NULL, COINIT_MULTITHREADED);
 434     ok(hr == S_OK, "OleInitialize error %#x\n", hr);
 435
 436     hr = CoCreateInstance(&clsid, NULL, CLSCTX_INPROC_HANDLER, &IID_IUnknown, (void **)&unknown);
 437     ok(hr == REGDB_E_CLASSNOTREG, "expected REGDB_E_CLASSNOTREG, got %#x\n", hr);
 438
 439     if (!register_server(argv[0], TRUE))
 440     {
 441         win_skip("not enough permissions to create a server CLSID key\n");
 442         unregister_server();
 443         return;
 444     }
 445
 446     trace("call CoCreateInstance(&IID_NULL)\n");
 447     hr = CoCreateInstance(&clsid, NULL, CLSCTX_LOCAL_SERVER, &IID_NULL, (void **)&unknown);
 448     trace("ret CoCreateInstance(&IID_NULL)\n");
 449     ok(hr == E_NOINTERFACE, "expected E_NOINTERFACE, got %#x\n", hr);
 450
 451     /* in-process handler supports IID_IUnknown starting from Vista */
 452     trace("call CoCreateInstance(&IID_IUnknown)\n");
 453     hr = CoCreateInstance(&clsid, NULL, CLSCTX_INPROC_HANDLER, &IID_IUnknown, (void **)&unknown);
 454     trace("ret CoCreateInstance(&IID_IUnknown)\n");
 455     ok(hr == S_OK || broken(hr == REGDB_E_CLASSNOTREG) /* XP,win2000 and earlier */, "CoCreateInstance(IID_IUnknown) error %#x\n", hr);
 456     if (hr != S_OK)
 457     {
 458         win_skip("In-process handler doesn't support IID_IUnknown on this platform\n");
 459         goto test_local_server;
 460     }
 461
 462     trace("call CoCreateInstance(&IID_IOleObject)\n");
 463     hr = CoCreateInstance(&clsid, NULL, CLSCTX_LOCAL_SERVER, &IID_IOleObject, (void **)&oleobj);
 464     trace("ret CoCreateInstance(&IID_IOleObject)\n");
 465     ok(hr == E_NOINTERFACE, "expected E_NOINTERFACE, got %#x\n", hr);
 466
 467     trace("call IUnknown_QueryInterface(&IID_IRunnableObject)\n");
 468     hr = IUnknown_QueryInterface(unknown, &IID_IRunnableObject, (void **)&runobj);
 469     trace("ret IUnknown_QueryInterface(&IID_IRunnableObject)\n");
 470     ok(hr == S_OK, "QueryInterface(&IID_IRunnableObject) error %#x\n", hr);
 471
 472     ret = IRunnableObject_IsRunning(runobj);
 473     ok(!ret, "expected 0, got %d\n", ret);
 474
 475     trace("call OleRun\n");
 476     hr = OleRun(unknown);
 477     trace("ret OleRun\n");
 478 todo_wine
 479     ok(hr == S_OK, "OleRun error %#x\n", hr);
 480
 481     ret = IRunnableObject_IsRunning(runobj);
 482 todo_wine
 483     ok(ret == 1, "expected 1, got %d\n", ret);
 484
 485     trace("call IRunnableObject_Release\n");
 486     ret = IRunnableObject_Release(runobj);
 487     trace("ret IRunnableObject_Release\n");
 488     ok(ret == 1, "expected ref 1, got %u\n", ret);
 489
 490     trace("call IUnknown_QueryInterface(&IID_IOleObject)\n");
 491     hr = IUnknown_QueryInterface(unknown, &IID_IOleObject, (void **)&oleobj);
 492     trace("ret IUnknown_QueryInterface(&IID_IOleObject)\n");
 493     ok(hr == S_OK, "QueryInterface(&IID_IOleObject) error %#x\n", hr);
 494
 495     trace("call IOleObject_Release\n");
 496     ret = IOleObject_Release(oleobj);
 497     trace("ret IOleObject_Release\n");
 498     ok(ret == 1, "expected ref 1, got %u\n", ret);
 499
 500     trace("call IUnknown_Release\n");
 501     ret = IUnknown_Release(unknown);
 502     trace("ret IUnknown_Release\n");
 503     ok(!ret, "expected ref 0, got %u\n", ret);
 504
 505 test_local_server:
 506     /* local server supports IID_IUnknown */
 507     trace("call CoCreateInstance(&IID_IUnknown)\n");
 508     hr = CoCreateInstance(&clsid, NULL, CLSCTX_LOCAL_SERVER, &IID_IUnknown, (void **)&unknown);
 509     trace("ret CoCreateInstance(&IID_IUnknown)\n");
 510     ok(hr == S_OK, "CoCreateInstance(IID_IUnknown) error %#x\n", hr);
 511
 512     trace("call IUnknown_QueryInterface(&IID_IRunnableObject)\n");
 513     hr = IUnknown_QueryInterface(unknown, &IID_IRunnableObject, (void **)&runobj);
 514     trace("ret IUnknown_QueryInterface(&IID_IRunnableObject)\n");
 515     ok(hr == E_NOINTERFACE, "expected E_NOINTERFACE, got %#x\n", hr);
 516
 517     trace("call OleRun\n");
 518     hr = OleRun(unknown);
 519     trace("ret OleRun\n");
 520     ok(hr == S_OK, "OleRun error %#x\n", hr);
 521
 522     trace("call IUnknown_QueryInterface(&IID_IOleObject)\n");
 523     hr = IUnknown_QueryInterface(unknown, &IID_IOleObject, (void **)&oleobj);
 524     trace("ret IUnknown_QueryInterface(&IID_IOleObject)\n");
 525     ok(hr == E_NOINTERFACE, "expected E_NOINTERFACE, got %#x\n", hr);
 526
 527     trace("call IUnknown_Release\n");
 528     ret = IUnknown_Release(unknown);
 529     trace("ret IUnknown_Release\n");
 530     ok(!ret, "expected ref 0, got %u\n", ret);
 531
 532     trace("call CoGetClassObject(&IID_IClassFactory)\n");
 533     hr = CoGetClassObject(&clsid, CLSCTX_LOCAL_SERVER, NULL, &IID_IClassFactory, (void **)&factory);
 534     trace("ret CoGetClassObject(&IID_IClassFactory)\n");
 535     ok(hr == S_OK, "CoGetClassObject error %#x\n", hr);
 536
 537     trace("call IClassFactory_CreateInstance(&IID_NULL)\n");
 538     hr = IClassFactory_CreateInstance(factory, NULL, &IID_NULL, (void **)&oleobj);
 539     trace("ret IClassFactory_CreateInstance(&IID_NULL)\n");
 540     ok(hr == E_NOINTERFACE, "expected E_NOINTERFACE, got %#x\n", hr);
 541
 542     trace("call IClassFactory_CreateInstance(&IID_IOleObject)\n");
 543     hr = IClassFactory_CreateInstance(factory, NULL, &IID_IOleObject, (void **)&oleobj);
 544     trace("ret IClassFactory_CreateInstance(&IID_IOleObject)\n");
 545     ok(hr == E_NOINTERFACE, "expected E_NOINTERFACE, got %#x\n", hr);
 546
 547     trace("call IClassFactory_Release\n");
 548     ret = IClassFactory_Release(factory);
 549     trace("ret IClassFactory_Release\n");
 550     ok(!ret, "expected ref 0, got %u\n", ret);
 551
 552     trace("signalling termination\n");
 553     SetEvent(done_event);
 554     ret = WaitForSingleObject(process, 10000);
 555     ok(ret == WAIT_OBJECT_0, "server failed to terminate\n");
 556
 557     OleUninitialize();
 558
 559     unregister_server();
 560
 561     if (info->child_failures)
 562     {
 563         trace("%d failures in child process\n", info->child_failures);
 564         winetest_add_failures(info->child_failures);
 565     }
 566 }