C++ InterlockedIncrement函数代码示例

 ULONG STDMETHODCALLTYPE DirectWriteFontFileLoader::AddRef()
 {
     return InterlockedIncrement(&m_referenceCount);
 }

STDMETHODIMP_(ULONG) WCEnumFormatEtc::AddRef(void)
{
    return InterlockedIncrement(&m_ref);
}

ULONG STDMETHODCALLTYPE FileStream::AddRef(void) 
{ 
	return (ULONG)InterlockedIncrement(&_refcount); 
}

NTSTATUS
NdasDluIoctlDeviceLock(
	IN PNDAS_LOGICALUNIT_EXTENSION	LogicalUnitExtension,
	IN PNDAS_DLU_EXTENSION			DluLuExtension,
	IN PNDSCIOCTL_DEVICELOCK		DeviceLockControl,
	IN PSCSI_REQUEST_BLOCK			Srb
){
	NTSTATUS				status;
	PLURN_DEVLOCK_CONTROL	lurnDeviceLock;
	PCCB					ccb;
	PNDAS_DLU_EXTENSION		ndasDluExtension = NdasDluGetExtension(LogicalUnitExtension);


	//
	//	Create a CCB
	//
	status = LsCcbAllocate(&ccb);
	if(!NT_SUCCESS(status)) {
		Srb->SrbStatus = SRB_STATUS_INVALID_REQUEST;
		KDPrint(1,("LsCcbAllocate() failed.\n"));
		return status;
	}
	lurnDeviceLock = (PLURN_DEVLOCK_CONTROL)ExAllocatePoolWithTag(NonPagedPool, sizeof(LURN_DEVLOCK_CONTROL), NDAS_DLU_PTAG_IOCTL);
	if(!lurnDeviceLock) {
		Srb->SrbStatus = SRB_STATUS_INVALID_REQUEST;
		KDPrint(1,("ExAllocatePoolWithTag() failed.\n"));
		return STATUS_INSUFFICIENT_RESOURCES;
	}

	LSCCB_INITIALIZE(ccb);
	ccb->OperationCode = CCB_OPCODE_DEVLOCK;
	ccb->DataBuffer = lurnDeviceLock;
	ccb->DataBufferLength = sizeof(LURN_DEVLOCK_CONTROL);
	LsCcbSetFlag(ccb, CCB_FLAG_ALLOCATED|CCB_FLAG_DATABUF_ALLOCATED);

	//	Ioctl Srb will complete asynchronously.
	ccb->Srb = Srb;
	InterlockedIncrement(&DluLuExtension->RequestExecuting);

	//
	// Increment in-progress count
	//

	LsuIncrementTdiClientInProgress();
	LsCcbSetCompletionRoutine(ccb, NdasDluCcbCompletion, LogicalUnitExtension);

	//
	// Set up request
	//

	lurnDeviceLock->LockId = DeviceLockControl->LockId;
	lurnDeviceLock->LockOpCode = DeviceLockControl->LockOpCode;
	lurnDeviceLock->AdvancedLock	= DeviceLockControl->AdvancedLock;
	lurnDeviceLock->AddressRangeValid	= DeviceLockControl->AddressRangeValid;
	lurnDeviceLock->RequireLockAcquisition	= DeviceLockControl->RequireLockAcquisition;
	lurnDeviceLock->StartingAddress = DeviceLockControl->StartingAddress;
	lurnDeviceLock->ContentionTimeOut = DeviceLockControl->ContentionTimeOut;
	RtlCopyMemory(lurnDeviceLock->LockData, DeviceLockControl->LockData, 
		NDSCLOCK_LOCKDATA_LENGTH);
	ASSERT(NDSCLOCK_LOCKDATA_LENGTH == LURNDEVLOCK_LOCKDATA_LENGTH);

	//
	// Send the request
	//

	status = LurRequest(
		ndasDluExtension->LUR,
		ccb
		);
	if(!NT_SUCCESS(status)) {
		KDPrint(1,("LurnRequest() failed.\n"));
		LsCcbFree(ccb);
		ExFreePoolWithTag(lurnDeviceLock, NDSC_PTAG_IOCTL);
		status = STATUS_SUCCESS;
		Srb->SrbStatus = SRB_STATUS_INVALID_REQUEST;
	} else {
		status = STATUS_PENDING;
	}

	return status;
}

STDMETHODIMP_(ULONG32) HXCloakedV2TCPSocket::AddRef()
{
    return InterlockedIncrement(&m_lRefCount);
}

void Main_OnRemindTimer (void)
{
   Main_RepopulateTabs (TRUE);

   // See if anything is close to expiring; if so, display a warning
   // dialog. Make sure we never display a warning more than once.
   //
   size_t iExpired;
   if ((iExpired = Main_FindExpiredCreds()) != -1) {
       if (InterlockedIncrement (&g.fShowingMessage) != 1) {
           InterlockedDecrement (&g.fShowingMessage);
       } else { 
           char * rootcell = NULL;
           char   password[PROBE_PASSWORD_LEN+1];
           struct afsconf_cell cellconfig;
           BOOL   serverReachable = FALSE;
           DWORD  code;

           rootcell = (char *)GlobalAlloc(GPTR,MAXCELLCHARS+1);
           if (!rootcell) 
               goto cleanup;

           code = KFW_AFS_get_cellconfig(g.aCreds[ iExpired ].szCell, 
                                         (afsconf_cell*)&cellconfig, rootcell);
           if (code) 
               goto cleanup;

           if (KFW_is_available()) {
               // If we can't use the FSProbe interface we can attempt to forge
               // a kinit and if we can back an invalid user error we know the
               // kdc is at least reachable
               serverReachable = KFW_probe_kdc(&cellconfig);
           } else {
               int i;

               for ( i=0 ; i<PROBE_PASSWORD_LEN ; i++ )
                   password[i] = 'x';

               code = ObtainNewCredentials(rootcell, PROBE_USERNAME, password, TRUE);
               switch ( code ) {
               case INTK_BADPW:
               case KERB_ERR_PRINCIPAL_UNKNOWN:
               case KERB_ERR_SERVICE_EXP:
               case RD_AP_TIME:
                   serverReachable = TRUE;
                   break;
               default:
                   serverReachable = FALSE;
               }
           }
         cleanup:
           if (rootcell)
               GlobalFree(rootcell);

           if (serverReachable)
               ShowObtainCreds (TRUE, g.aCreds[ iExpired ].szCell);
           else
               InterlockedDecrement (&g.fShowingMessage);
       }
   }
}

//------------------------------------------------------------------------------
// CSimpleThermostatDevice::AddRef
//------------------------------------------------------------------------------
ULONG CSimpleThermostatDevice::AddRef()
{
    return InterlockedIncrement( &m_cRef );
}// CSimpleThermostatDevice::AddRef

void MyAssertDumpToFile(const wchar_t* pszFile, int nLine, const wchar_t* pszTest)
{
	wchar_t dmpfile[MAX_PATH+64] = L"", szVer4[8] = L"", szLine[64];

	typedef HRESULT (WINAPI* SHGetFolderPath_t)(HWND hwnd, int csidl, HANDLE hToken, DWORD dwFlags, LPWSTR pszPath);
	HMODULE hShell = LoadLibrary(L"shell32.dll");
	SHGetFolderPath_t shGetFolderPath = hShell ? (SHGetFolderPath_t)GetProcAddress(hShell, "SHGetFolderPathW") : NULL;
	HRESULT hrc = shGetFolderPath ? shGetFolderPath(NULL, CSIDL_DESKTOPDIRECTORY, NULL, 0/*SHGFP_TYPE_CURRENT*/, dmpfile) : E_FAIL;
	if (hShell) FreeLibrary(hShell);
	if (FAILED(hrc))
	{
		memset(dmpfile, 0, sizeof(dmpfile));
		if (!GetTempPath(MAX_PATH, dmpfile) || !*dmpfile)
		{
			//pszError = L"CreateDumpForReport called, get desktop or temp folder failed";
			return;
		}
	}

	wcscat_c(dmpfile, (*dmpfile && dmpfile[lstrlen(dmpfile)-1] != L'\\') ? L"\\ConEmuTrap" : L"ConEmuTrap");
	CreateDirectory(dmpfile, NULL);

	int nLen = lstrlen(dmpfile);
	lstrcpyn(szVer4, _T(MVV_4a), countof(szVer4));
	static LONG snAutoIndex = 0;
	LONG nAutoIndex = InterlockedIncrement(&snAutoIndex);
	msprintf(dmpfile+nLen, countof(dmpfile)-nLen, L"\\Assert-%02u%02u%02u%s-%u-%u.txt", MVV_1, MVV_2, MVV_3, szVer4, GetCurrentProcessId(), nAutoIndex);

	HANDLE hFile = CreateFile(dmpfile, GENERIC_WRITE, FILE_SHARE_READ, NULL, CREATE_ALWAYS, 0, NULL);
	if (hFile == INVALID_HANDLE_VALUE)
	{
		//pszError = L"Failed to create dump file";
		return;
	}

	DWORD nWrite;

	msprintf(szLine, countof(szLine), L"CEAssert PID=%u TID=%u\r\nAssertion in ", GetCurrentProcessId(), GetCurrentThreadId());
	WriteFile(hFile, szLine, (nWrite = lstrlen(szLine)*2), &nWrite, NULL);
	if (!GetModuleFileNameW(NULL, dmpfile, countof(dmpfile)-2))
		lstrcpyn(dmpfile, L"<unknown>\r\n", countof(dmpfile));
	else
		wcscat_c(dmpfile, L"\r\n");
	WriteFile(hFile, dmpfile, (nWrite = lstrlen(dmpfile)*2), &nWrite, NULL);

	// File.cpp: 123\r\n
	if (pszFile)
	{
		WriteFile(hFile, pszFile, (nWrite = lstrlen(pszFile)*2), &nWrite, NULL);
		msprintf(szLine, countof(szLine), L": %i\r\n\r\n", nLine);
		WriteFile(hFile, szLine, (nWrite = lstrlen(szLine)*2), &nWrite, NULL);
	}

	if (pszTest)
	{
		WriteFile(hFile, pszTest, (nWrite = lstrlen(pszTest)*2), &nWrite, NULL);
		WriteFile(hFile, L"\r\n", 4, &nWrite, NULL);
	}

	CloseHandle(hFile);
}

int MyAssertProc(const wchar_t* pszFile, int nLine, const wchar_t* pszTest, bool abNoPipe)
{
	HooksUnlocker;

	#ifdef _DEBUG
	if (MyAssertSkip(pszFile, nLine, pszTest, abNoPipe))
		return 1;
	#endif

	MyAssertDumpToFile(pszFile, nLine, pszTest);

	HANDLE hHeap = GetProcessHeap();
	MyAssertInfo* pa = (MyAssertInfo*)HeapAlloc(hHeap, HEAP_ZERO_MEMORY, sizeof(MyAssertInfo));
	if (!pa)
		return -1;
	wchar_t *szExeName = (wchar_t*)HeapAlloc(hHeap, HEAP_ZERO_MEMORY, (MAX_PATH+1)*sizeof(wchar_t));
	if (szExeName && !GetModuleFileNameW(NULL, szExeName, MAX_PATH+1)) szExeName[0] = 0;
	pa->bNoPipe = abNoPipe;
	msprintf(pa->szTitle, countof(pa->szTitle), L"CEAssert PID=%u TID=%u", GetCurrentProcessId(), GetCurrentThreadId());
	wchar_t szVer4[2] = WSTRING(MVV_4a);
	msprintf(pa->szDebugInfo, countof(pa->szDebugInfo), L"Assertion in %s [%02u%02u%02u%s]\n%s\n\n%s: %i\n\nPress 'Retry' to trap.",
	                szExeName ? szExeName : L"<HeapAllocFailed>",
					MVV_1, MVV_2, MVV_3, szVer4,
					pszTest ? pszTest : L"", pszFile, nLine);
	DWORD dwCode = 0;

	if (gAllowAssertThread == am_Thread)
	{
		DWORD dwTID;
		HANDLE hThread = apiCreateThread(MyAssertThread, pa, &dwTID, "MyAssertThread");

		if (hThread == NULL)
		{
			dwCode = IDRETRY;
			goto wrap;
		}

		WaitForSingleObject(hThread, INFINITE);
		GetExitCodeThread(hThread, &dwCode);
		CloseHandle(hThread);
		goto wrap;
	}
	
#ifdef ASSERT_PIPE_ALLOWED
#ifdef _DEBUG
	if (!abNoPipe && (gAllowAssertThread == am_Pipe))
	{
		HWND hConWnd = GetConEmuHWND(2);
		HWND hGuiWnd = ghConEmuWnd;

		// -- искать - нельзя. Если мы НЕ в ConEmu - нельзя стучаться в другие копии!!!
		//#ifndef CONEMU_MINIMAL
		//if (hGuiWnd == NULL)
		//{
		//	hGuiWnd = FindWindowEx(NULL, NULL, VirtualConsoleClassMain, NULL);
		//}
		//#endif

		if (hGuiWnd && gnInMyAssertTrap <= 0)
		{
			InterlockedIncrement(&gnInMyAssertTrap);
			InterlockedIncrement(&gnInMyAssertPipe);
			gnInMyAssertThread = GetCurrentThreadId();
			ResetEvent(ghInMyAssertTrap);
			
			dwCode = GuiMessageBox(abNoPipe ? NULL : hGuiWnd, pa->szDebugInfo, pa->szTitle, MB_SETFOREGROUND|MB_SYSTEMMODAL|MB_RETRYCANCEL);
			InterlockedDecrement(&gnInMyAssertTrap);
			InterlockedDecrement(&gnInMyAssertPipe);
			SetEvent(ghInMyAssertTrap);
			gnInMyAssertThread = 0;
			goto wrap;
		}
	}

	while (gnInMyAssertPipe>0 && (gnInMyAssertThread != GetCurrentThreadId()))
	{
		Sleep(250);
	}
#endif
#endif

	// В консольных приложениях попытка запустить CreateThread(MyAssertThread) может зависать
	dwCode = MyAssertThread(pa);

wrap:
	if (pa)
		HeapFree(hHeap, 0, pa);
	if (szExeName)
		HeapFree(hHeap, 0, szExeName);
	return (dwCode == IDRETRY) ? -1 : 1;
}

int gettimeofday(struct timeval* tp, int* /*tz*/) {
  static LARGE_INTEGER tickFrequency, epochOffset;

  static Boolean isInitialized = False;

  LARGE_INTEGER tickNow;

#if !defined(_WIN32_WCE)
  QueryPerformanceCounter(&tickNow);
#else
  tickNow.QuadPart = GetTickCount();
#endif
 
  if (!isInitialized) {
    if(1 == InterlockedIncrement(&initializeLock_gettimeofday)) {
#if !defined(_WIN32_WCE)
      // For our first call, use "ftime()", so that we get a time with a proper epoch.
      // For subsequent calls, use "QueryPerformanceCount()", because it's more fine-grain.
      struct timeb tb;
      ftime(&tb);
      tp->tv_sec = tb.time;
      tp->tv_usec = 1000*tb.millitm;

      // Also get our counter frequency:
      QueryPerformanceFrequency(&tickFrequency);
#else
      /* FILETIME of Jan 1 1970 00:00:00. */
      const LONGLONG epoch = 116444736000000000LL;
      FILETIME fileTime;
      LARGE_INTEGER time;
      GetSystemTimeAsFileTime(&fileTime);

      time.HighPart = fileTime.dwHighDateTime;
      time.LowPart = fileTime.dwLowDateTime;

      // convert to from 100ns time to unix timestamp in seconds, 1000*1000*10
      tp->tv_sec = (long)((time.QuadPart - epoch) / 10000000L);

      /*
        GetSystemTimeAsFileTime has just a seconds resolution,
        thats why wince-version of gettimeofday is not 100% accurate, usec accuracy would be calculated like this:
        // convert 100 nanoseconds to usec
        tp->tv_usec= (long)((time.QuadPart - epoch)%10000000L) / 10L;
      */
      tp->tv_usec = 0;

      // resolution of GetTickCounter() is always milliseconds
      tickFrequency.QuadPart = 1000;
#endif     
      // compute an offset to add to subsequent counter times, so we get a proper epoch:
      epochOffset.QuadPart
          = tp->tv_sec * tickFrequency.QuadPart + (tp->tv_usec * tickFrequency.QuadPart) / 1000000L - tickNow.QuadPart;
      
      // next caller can use ticks for time calculation
      isInitialized = True; 
      return 0;
    } else {
        InterlockedDecrement(&initializeLock_gettimeofday);
        // wait until first caller has initialized static values
        while(!isInitialized){
          Sleep(1);
        }
    }
  }

  // adjust our tick count so that we get a proper epoch:
  tickNow.QuadPart += epochOffset.QuadPart;

  tp->tv_sec =  (long)(tickNow.QuadPart / tickFrequency.QuadPart);
  tp->tv_usec = (long)(((tickNow.QuadPart % tickFrequency.QuadPart) * 1000000L) / tickFrequency.QuadPart);

  return 0;
}

void DllAddRef(void)
{
    InterlockedIncrement(&g_cRefDll);
}

	//operator ++ 函数
	 int osm_atomic32::operator++()
	 {
		  return static_cast<int>(InterlockedIncrement(
								 reinterpret_cast<volatile LONG*>(&value_)));
	 }

//.........这里部分代码省略.........
	struct nd_ep *ep = (struct nd_ep*)result->QueuePairContext;
	assert(ep);
	assert(ep->fid.fid.fclass == FI_CLASS_EP);

	ND_LOG_EVENT_INFO(entry);

	/* Check whether the operation is complex, i.e. write operation
	 * may consist from several subtasks of write */
	if (entry->aux_entry) {
		EnterCriticalSection(&entry->aux_entry->wait_completion.comp_lock);
		entry->aux_entry->wait_completion.comp_count++;

		if (entry->aux_entry->wait_completion.comp_count < entry->aux_entry->wait_completion.total_count) {
			/* Should wait some remaining completion events about write operation */
			LeaveCriticalSection(&entry->aux_entry->wait_completion.comp_lock);
			entry->aux_entry = NULL;
			ofi_nd_free_cq_entry(entry);
			return;
		}
		LeaveCriticalSection(&entry->aux_entry->wait_completion.comp_lock);
	}

	if (!entry->context) {
		/* This means that this write was an internal event,
		 * just release it */
		ofi_nd_free_cq_entry(entry);
		return;
	}

	if (entry->flags & FI_REMOTE_CQ_DATA) {
		if (ofi_nd_ep_injectdata(
			&ep->fid, 0, 0, entry->data,
			FI_ADDR_UNSPEC) != FI_SUCCESS)
			ND_LOG_WARN(FI_LOG_CQ, "failed to write-inject");
	}

	if (ep->cntr_write) {
		if (result->Status != S_OK) {
			InterlockedIncrement64(&ep->cntr_write->err);
		}
		InterlockedIncrement64(&ep->cntr_write->counter);
		WakeByAddressAll((void*)&ep->cntr_write->counter);
	}

	int notify = ofi_nd_util_completion_blackmagic(
		ep->info->tx_attr->op_flags, ep->send_flags, entry->flags) ||
		result->Status != S_OK;

	if (notify) {
		PostQueuedCompletionStatus(
			entry->result.Status == S_OK ? ep->cq_send->iocp : ep->cq_send->err,
			0, 0, &entry->base.ov);
		InterlockedIncrement(&ep->cq_send->count);
		WakeByAddressAll((void*)&ep->cq_send->count);
	}
	else { /* if notification is not requested - just free entry */
		ofi_nd_free_cq_entry(entry);
	}
}

void ofi_nd_split_msg_iov_2_rma_iov(const struct fi_rma_iov *rma_iovecs, const size_t rma_count,
				    const struct iovec *msg_iovecs, const size_t msg_count,
				    struct fi_rma_iov res_iovecs[ND_MSG_INTERNAL_IOV_LIMIT],
				    size_t *res_count,
				    size_t from_split_map[ND_MSG_INTERNAL_IOV_LIMIT],
				    size_t to_split_map[ND_MSG_INTERNAL_IOV_LIMIT],
				    uint64_t remote_addr[ND_MSG_INTERNAL_IOV_LIMIT])
{
	size_t i;

	struct iovec from_rma_iovecs[ND_MSG_IOV_LIMIT];
	size_t from_rma_count = rma_count;

	struct iovec res_msg_iovecs[ND_MSG_IOV_LIMIT];
	size_t res_msg_count = 0;


	/* Convert RMA iovecs to MSG iovecs to be able to reuse
	 * them in @ofi_nd_repack_iovecs */
	for (i = 0; i < rma_count; i++) {
		from_rma_iovecs[i].iov_base = (void *)rma_iovecs[i].addr;
		from_rma_iovecs[i].iov_len = rma_iovecs[i].len;
	}

	ofi_nd_repack_iovecs(from_rma_iovecs, from_rma_count,
			     msg_iovecs, msg_count,
			     res_msg_iovecs, &res_msg_count,
			     from_split_map, to_split_map, remote_addr);

	/* Extract MSG iov to RMA iovecs and returns them */
	for (i = 0; i < res_msg_count; i++) {
		res_iovecs[i].addr = remote_addr[i];
		res_iovecs[i].len = res_msg_iovecs[i].iov_len;
		res_iovecs[i].key = rma_iovecs[from_split_map[i]].key;

		remote_addr[i] = (uint64_t)res_msg_iovecs[i].iov_base;
	}

	*res_count = res_msg_count;
}

int
main (int argc, char *argv[])
{
  int i = 0;
  CRITICAL_SECTION cs;
  old_mutex_t ox;
  pthread_mutexattr_init(&ma);

  printf( "=============================================================================\n");
  printf( "\nLock plus unlock on an unlocked mutex.\n%ld iterations\n\n",
          ITERATIONS);
  printf( "%-45s %15s %15s\n",
	    "Test",
	    "Total(msec)",
	    "average(usec)");
  printf( "-----------------------------------------------------------------------------\n");

  /*
   * Time the loop overhead so we can subtract it from the actual test times.
   */

  TESTSTART
  assert(1 == one);
  assert(1 == one);
  TESTSTOP

  durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
  overHeadMilliSecs = durationMilliSecs;


  TESTSTART
  assert((dummy_call(&i), 1) == one);
  assert((dummy_call(&i), 1) == one);
  TESTSTOP

  durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;

  printf( "%-45s %15ld %15.3f\n",
	    "Dummy call x 2",
          durationMilliSecs,
          (float) durationMilliSecs * 1E3 / ITERATIONS);


  TESTSTART
  assert((interlocked_inc_with_conditionals(&i), 1) == one);
  assert((interlocked_dec_with_conditionals(&i), 1) == one);
  TESTSTOP

  durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;

  printf( "%-45s %15ld %15.3f\n",
	    "Dummy call -> Interlocked with cond x 2",
          durationMilliSecs,
          (float) durationMilliSecs * 1E3 / ITERATIONS);


  TESTSTART
  assert((InterlockedIncrement((LPLONG)&i), 1) == (LONG)one);
  assert((InterlockedDecrement((LPLONG)&i), 1) == (LONG)one);
  TESTSTOP

  durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;

  printf( "%-45s %15ld %15.3f\n",
	    "InterlockedOp x 2",
          durationMilliSecs,
          (float) durationMilliSecs * 1E3 / ITERATIONS);


  InitializeCriticalSection(&cs);

  TESTSTART
  assert((EnterCriticalSection(&cs), 1) == one);
  assert((LeaveCriticalSection(&cs), 1) == one);
  TESTSTOP

  DeleteCriticalSection(&cs);

  durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;

  printf( "%-45s %15ld %15.3f\n",
	    "Simple Critical Section",
          durationMilliSecs,
          (float) durationMilliSecs * 1E3 / ITERATIONS);


  old_mutex_use = OLD_WIN32CS;
  assert(old_mutex_init(&ox, NULL) == 0);

  TESTSTART
  assert(old_mutex_lock(&ox) == zero);
  assert(old_mutex_unlock(&ox) == zero);
  TESTSTOP

  assert(old_mutex_destroy(&ox) == 0);

  durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;

  printf( "%-45s %15ld %15.3f\n",
	    "Old PT Mutex using a Critical Section (WNT)",
//.........这里部分代码省略.........

static ULONG WINAPI RecycleBin_AddRef(IShellFolder2 *iface)
{
    RecycleBin *This = (RecycleBin *)iface;
    TRACE("(%p)\n", This);
    return InterlockedIncrement(&This->refCount);
}