threngin.cpp
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上传日期:2013-07-19
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- /* ***** BEGIN LICENSE BLOCK *****
- * Source last modified: $Id: threngin.cpp,v 1.4.2.3 2004/07/09 01:47:02 hubbe Exp $
- *
- * Portions Copyright (c) 1995-2004 RealNetworks, Inc. All Rights Reserved.
- *
- * The contents of this file, and the files included with this file,
- * are subject to the current version of the RealNetworks Public
- * Source License (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the current version of the RealNetworks Community
- * Source License (the "RCSL") available at
- * http://www.helixcommunity.org/content/rcsl, in which case the RCSL
- * will apply. You may also obtain the license terms directly from
- * RealNetworks. You may not use this file except in compliance with
- * the RPSL or, if you have a valid RCSL with RealNetworks applicable
- * to this file, the RCSL. Please see the applicable RPSL or RCSL for
- * the rights, obligations and limitations governing use of the
- * contents of the file.
- *
- * Alternatively, the contents of this file may be used under the
- * terms of the GNU General Public License Version 2 or later (the
- * "GPL") in which case the provisions of the GPL are applicable
- * instead of those above. If you wish to allow use of your version of
- * this file only under the terms of the GPL, and not to allow others
- * to use your version of this file under the terms of either the RPSL
- * or RCSL, indicate your decision by deleting the provisions above
- * and replace them with the notice and other provisions required by
- * the GPL. If you do not delete the provisions above, a recipient may
- * use your version of this file under the terms of any one of the
- * RPSL, the RCSL or the GPL.
- *
- * This file is part of the Helix DNA Technology. RealNetworks is the
- * developer of the Original Code and owns the copyrights in the
- * portions it created.
- *
- * This file, and the files included with this file, is distributed
- * and made available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY
- * KIND, EITHER EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS
- * ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES
- * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET
- * ENJOYMENT OR NON-INFRINGEMENT.
- *
- * Technology Compatibility Kit Test Suite(s) Location:
- * http://www.helixcommunity.org/content/tck
- *
- * Contributor(s):
- *
- * ***** END LICENSE BLOCK ***** */
- #include <stdio.h>
- #include "hxresult.h"
- #include "hxassert.h"
- #include "hxmap.h"
- #include "hxcom.h"
- #include "hxengin.h"
- #include "hxthread.h"
- #include "conn.h"
- #include "thrdconn.h"
- #include "threngin.h"
- #include "hxtick.h"
- #if defined(_UNIX) && (defined( _UNIX_THREADED_NETWORK_IO ) || defined(THREADS_SUPPORTED))
- #include "platform/unix/UnixThreads.h"
- #include "platform/unix/unix_net.h"
- #endif
- #if defined(_MACINTOSH) && defined(_CARBON) && defined(THREADS_SUPPORTED)
- #include "carbthrd.h"
- #endif
- #include "hxheap.h"
- #ifdef _DEBUG
- #undef HX_THIS_FILE
- static const char HX_THIS_FILE[] = __FILE__;
- #endif
- #define ALLFS 0xFFFFFFFF
- #define LOCAL_LOOPBACK_ADDR 0x7F000001 // 127.0.0.1
- #define LOCAL_LOOPBACK_NAME "127.0.0.1"
- #define LOCAL_LOOPBACK_PORT 0x1234
- void* NetworkThreadMainLoop(void* pArg);
- ThreadEngine* ThreadEngine::m_pzThreadEngine = NULL;
- /* Global destructor will be called at DLL shutdown and thread engine
- * will be destroyed
- */
- DestructEngine selfDestructor;
- ThreadEngine*
- ThreadEngine::GetThreadEngine(void)
- {
- if (!m_pzThreadEngine)
- {
- m_pzThreadEngine = new ThreadEngine;
- }
- return m_pzThreadEngine;
- }
- ThreadEngine::ThreadEngine()
- : m_pNetworkThread(0)
- , m_pMainAppThread(0)
- , m_pMutex(0)
- , m_pSockMap(0)
- , m_pQuitEvent(NULL)
- , m_bInDestructor(FALSE)
- #if defined(_MACINTOSH) && defined(_CARBON) && defined(THREADS_SUPPORTED)
- , m_ThreadedNetworkingCarbonTimerUPP(NULL)
- , m_ThreadedNetworkingCarbonTimerRef(NULL)
- #endif
- #if defined(HELIX_FEATURE_NETWORK_USE_SELECT)
- , m_pLocalListener(NULL)
- , m_pLocalReader(NULL)
- , m_pLocalWriter(NULL)
- #endif // HELIX_FEATURE_NETWORK_USE_SELECT
- {
- m_pzThreadEngine = this;
- #if defined( THREADS_SUPPORTED ) || defined( _UNIX_THREADED_NETWORK_IO )
- HXMutex::MakeMutex(m_pMutex);
- HXThread::MakeThread(m_pNetworkThread);
- HXEvent::MakeEvent(m_pQuitEvent, NULL);
- #else
- HXMutex::MakeStubMutex(m_pMutex);
- HXThread::MakeStubThread(m_pNetworkThread);
- HXEvent::MakeStubEvent(m_pQuitEvent, NULL);
- #endif
- m_pNetworkThread->CreateThread(NetworkThreadMainLoop, (void*) this);
- m_pSockMap = new CHXMapPtrToPtr;
-
- /* This is just a wrapper thread for the main application
- * It is really a hack. Will do it the right way sometime soon*/
- #if defined( THREADS_SUPPORTED ) || defined( _UNIX_THREADED_NETWORK_IO )
- HXThread::MakeThread(m_pMainAppThread);
- #else
- HXThread::MakeStubThread(m_pMainAppThread);
- #endif
- m_pMainAppThread->YieldTimeSlice();
- #if defined(_MACINTOSH) && defined(_CARBON) && defined(THREADS_SUPPORTED)
- HX_ASSERT(!m_ThreadedNetworkingCarbonTimerUPP);
- HX_ASSERT(!m_ThreadedNetworkingCarbonTimerRef);
- m_ThreadedNetworkingCarbonTimerUPP = ::NewEventLoopTimerUPP(
- (EventLoopTimerProcPtr)FauxMainAppCarbonTimer);
- InstallEventLoopTimer(GetCurrentEventLoop(), 0, 50 * kEventDurationMillisecond,
- m_ThreadedNetworkingCarbonTimerUPP, this, &m_ThreadedNetworkingCarbonTimerRef);
- #endif
- }
- ThreadEngine::~ThreadEngine()
- {
- m_pMutex->Lock();
- m_bInDestructor = TRUE;
- if (m_pSockMap && m_pSockMap->GetCount() > 0)
- {
- CHXMapPtrToPtr::Iterator ndxConn = m_pSockMap->Begin();
- for (; ndxConn != m_pSockMap->End(); ++ndxConn)
- {
- ThreadedConn* pConn = (ThreadedConn*) (*ndxConn);
- pConn->AddRef();
- }
- }
- m_pMutex->Unlock();
- if (m_pSockMap)
- {
- //HX_ASSERT(m_pSockMap->GetCount() == 0);
- if (m_pSockMap->GetCount() > 0)
- {
- CHXMapPtrToPtr::Iterator ndxConn = m_pSockMap->Begin();
- for (; ndxConn != m_pSockMap->End(); ++ndxConn)
- {
- ThreadedConn* pConn = (ThreadedConn*) (*ndxConn);
- #if defined(HELIX_FEATURE_NETWORK_USE_SELECT)
- if (pConn == m_pLocalReader ||
- pConn == m_pLocalWriter ||
- pConn == m_pLocalListener)
- continue;
- #endif // HELIX_FEATURE_NETWORK_USE_SELECT
- pConn->finaldone();
- pConn->Release();
- }
- }
- }
- if (m_pNetworkThread)
- {
- HXThreadMessage msg(HXMSG_QUIT, NULL, NULL);
- if (m_pNetworkThread->PostMessage(&msg) == HXR_OK)
- {
- m_pQuitEvent->Wait(ALLFS);
- }
-
- m_pNetworkThread->Exit(0);
- delete m_pNetworkThread;
- m_pNetworkThread = 0;
- }
- #if defined(HELIX_FEATURE_NETWORK_USE_SELECT)
- m_pLocalReader->Release();
- m_pLocalWriter->Release();
- m_pLocalListener->Release();
- #endif // HELIX_FEATURE_NETWORK_USE_SELECT
- #if defined(_MACINTOSH) && defined(_CARBON) && defined(THREADS_SUPPORTED)
- ::RemoveEventLoopTimer(m_ThreadedNetworkingCarbonTimerRef);
- m_ThreadedNetworkingCarbonTimerRef;
-
- ::DisposeEventLoopTimerUPP(m_ThreadedNetworkingCarbonTimerUPP);
- m_ThreadedNetworkingCarbonTimerUPP;
- #endif
- if (m_pMainAppThread)
- {
- delete m_pMainAppThread;
- m_pMainAppThread = 0;
- }
- if (m_pMutex)
- {
- delete m_pMutex;
- m_pMutex = 0;
- }
- if (m_pQuitEvent)
- {
- delete m_pQuitEvent;
- m_pQuitEvent = 0;
- }
- if (m_pSockMap)
- {
- m_pSockMap->RemoveAll();
- delete m_pSockMap;
- m_pSockMap = 0;
- }
- }
- void
- ThreadEngine::DestroyThreadEngine(void)
- {
- if (m_pzThreadEngine)
- {
- ThreadEngine* pThreadEngine = m_pzThreadEngine;
- m_pzThreadEngine = NULL;
- delete pThreadEngine;
- }
- }
- HX_RESULT
- ThreadEngine::AttachSocket(ThreadedConn* pConn)
- {
- void* pVoid = 0;
- HX_RESULT theErr = HXR_OK;
- m_pMutex->Lock();
- if (m_pSockMap->Lookup(pConn, pVoid))
- {
- theErr = HXR_FAIL;
- }
- else
- {
- pConn->AddRef();
- m_pSockMap->SetAt((void*) pConn, (void*) pConn);
- }
- if (m_pSockMap->GetCount() == 1)
- {
- #ifdef WIN32_PLATFORM_PSPC
- HXThreadMessage msg(HXMSG_ASYNC_RESUME, (void*) 200, NULL);
- #else
- HXThreadMessage msg(HXMSG_ASYNC_RESUME, (void*) 20, NULL);
- #endif
- m_pNetworkThread->PostMessage(&msg);
- }
- m_pMutex->Unlock();
- return theErr;
- }
- HX_RESULT
- ThreadEngine::DetachSocket(ThreadedConn* pConn)
- {
- void* pVoid = 0;
- HX_RESULT theErr = HXR_OK;
- m_pMutex->Lock();
- void* blah;
- if (!m_pSockMap->Lookup((void*) pConn, (void*&) blah))
- {
- theErr = HXR_FAIL;
- }
- else
- {
- /* if we are in the destructor, no need to remove from the map */
- if (!m_bInDestructor)
- {
- m_pSockMap->RemoveKey((void*) pConn);
- }
- pConn->Detached();
- pConn->Release();
- }
- if (m_pSockMap->GetCount() == 0)
- {
- HXThreadMessage msg(HXMSG_ASYNC_STOP, NULL, NULL);
- m_pNetworkThread->PostMessage(&msg);
- }
- m_pMutex->Unlock();
- return theErr;
- }
- //-----------------------------------------------------------
- void
- ThreadEngine::DoAsyncCallback(ThreadedConn* pConn, IHXCallback* pCallback)
- {
- void* pVoid = 0;
- m_pMutex->Lock();
- /* Fire callback ONLY if the connected socket is still active*/
- if (m_pSockMap->Lookup(pConn, pVoid))
- {
- pCallback->Func();
- }
- pCallback->Release();
- m_pMutex->Unlock();
- }
- //-----------------------------------------------------------
- void
- ThreadEngine::DoNetworkIO(ThreadedConn* pConn)
- {
- CHXMapPtrToPtr::Iterator ndxConn;
- m_pMutex->Lock();
- if (m_bInDestructor)
- {
- goto exit;
- }
- if (pConn)
- {
- void* pVoid = 0;
- if (m_pSockMap->Lookup(pConn, pVoid))
- {
- pConn->DoNetworkIO();
- }
- goto exit;
- }
- ndxConn = m_pSockMap->Begin();
- for (; ndxConn != m_pSockMap->End(); ++ndxConn)
- {
- ThreadedConn* pConn = (ThreadedConn*) (*ndxConn);
- pConn->DoNetworkIO();
- }
- exit:
- m_pMutex->Unlock();
- }
- //-----------------------------------------------------------
- #if defined(HELIX_FEATURE_NETWORK_USE_SELECT)
- HX_RESULT
- ThreadEngine::WaitforSelect()
- {
- HX_RESULT theErr = HXR_FAIL;
- ThreadedConn *pConn = NULL;
- if (m_bInDestructor)
- pConn = m_pLocalReader;
- if (m_pLocalReader && m_pLocalReader->GetActualConn())
- theErr = m_pLocalReader->GetActualConn()->WaitforSelect(this,pConn);
- return theErr;
- }
- #endif // HELIX_FEATURE_NETWORK_USE_SELECT
- //-----------------------------------------------------------
- void*
- NetworkThreadMainLoop(void* pArg)
- {
- ThreadEngine* pEngine = (ThreadEngine*) pArg;
- HXMutex* pMutex = pEngine->m_pMutex;
- HXThread* pThread = pEngine->m_pNetworkThread;
- HXThreadMessage msg;
- BOOL bDone = FALSE;
- UINT32 ulSleepTime = 0;
- ULONG32 ulLastTimerCallback = HX_GET_TICKCOUNT();
-
- #if defined( _WIN32 ) || defined( _UNIX_THREADED_NETWORK_IO ) || defined(THREADS_SUPPORTED)
- UINT32 ulTimerId = 0;
- #endif /*_WIN32 || _UNIX_THREADED_NETWORK_IO */
-
- #if defined(HELIX_FEATURE_NETWORK_USE_SELECT)
- unsigned short iSize;
- HX_RESULT theErr = HXR_FAIL;
- UINT32 ulPlatformData = 0;
- BOOL bRWStartup = FALSE;
- BOOL bMoreToRead = FALSE;
- BOOL bDebug = FALSE;
- pEngine->m_pLocalListener = new ThreadedConn(HX_TCP_SOCKET);
- pEngine->m_pLocalWriter = new ThreadedConn(HX_TCP_SOCKET);
- pEngine->m_pLocalReader = NULL;
- pThread->SetPriority(THREAD_PRIORITY_ABOVE_NORMAL);
- // pThread->SetPriority(THREAD_PRIORITY_HIGHEST);
- #if defined (_WIN32)
- ulPlatformData = (UINT32)GetModuleHandle(NULL);
- #elif defined (_WIN16)
- ulPlatformData = (UINT32)(int)g_hInstance;
- #endif
- if (pEngine->m_pLocalListener && pEngine->m_pLocalWriter)
- theErr = pEngine->m_pLocalListener->listen(
- LOCAL_LOOPBACK_ADDR
- , LOCAL_LOOPBACK_PORT
- , 4 // backlog
- , 0 // blocking
- , ulPlatformData // ulPlatform
- );
- if (SUCCEEDED(theErr))
- // writer connects and reader accepts
- theErr = pEngine->m_pLocalWriter->connect(
- LOCAL_LOOPBACK_NAME
- , LOCAL_LOOPBACK_PORT
- , 0 // blocking
- , ulPlatformData // ulPlatform
- );
- if (SUCCEEDED(theErr) && !bDebug)
- // writer connects and reader accepts
- theErr = pEngine->m_pLocalListener->accept(LOCAL_LOOPBACK_ADDR);
- if (FAILED(theErr))
- {
- if (pEngine->m_pLocalListener)
- {
- pEngine->DetachSocket(pEngine->m_pLocalListener);
- pEngine->m_pLocalListener = NULL;
- }
- if (pEngine->m_pLocalWriter)
- {
- pEngine->DetachSocket(pEngine->m_pLocalWriter);
- pEngine->m_pLocalWriter = NULL;
- }
- if (pEngine->m_pLocalReader)
- {
- pEngine->DetachSocket(pEngine->m_pLocalReader);
- pEngine->m_pLocalReader = NULL;
- }
- }
- while (!bDone)
- {
- if (bDebug || FAILED(theErr)
- || !pEngine->m_pLocalWriter
- || !pEngine->m_pLocalReader
- || !pEngine->m_pLocalWriter->connection_really_open()
- || !pEngine->m_pLocalReader->connection_really_open()
- )
- { // process connect and accept messages, then use select
- pEngine->m_pNetworkThread->m_bUseReaderWriter = FALSE;
- if (ulTimerId <= 0)
- {
- ulSleepTime = 20;
- ulTimerId = HXAsyncTimer::SetTimer( ulSleepTime, pThread );
- }
- if (pThread->GetMessage(&msg, 0, 0) != HXR_OK)
- break;
- }
- else
- {
- if (!pEngine->m_pNetworkThread->m_bUseReaderWriter || bRWStartup)
- { // process messages in queue
- if (!bRWStartup)
- {
- if (ulTimerId > 0)
- {
- HXAsyncTimer::KillTimer(ulTimerId);
- ulTimerId = 0;
- }
- msg.m_ulMessage = HXMSG_ASYNC_START_READERWRITER;
- theErr = pEngine->m_pNetworkThread->PostMessage(&msg);
- }
- pEngine->m_pNetworkThread->m_bUseReaderWriter = TRUE;
- pEngine->m_pLocalWriter->set_callback(pEngine->m_pLocalWriter->get_callback()); // for post network msg
- pThread->SetNetworkMessageConnection(pEngine->m_pLocalWriter);
- bRWStartup = TRUE;
- if (pThread->GetMessage(&msg, 0, 0) != HXR_OK)
- break;
- }
- else
- {
- if (!bMoreToRead)
- {
- if (HXR_FAIL == pEngine->WaitforSelect())
- break;
- }
- msg.m_ulMessage = 0;
- iSize = sizeof(HXThreadMessage);
- pEngine->m_pLocalReader->m_bNetworkIOPending = TRUE;
- theErr = pEngine->m_pLocalReader->read(&msg,&iSize);
- if (HXR_OK != theErr)
- {
- if (HXR_WOULD_BLOCK == theErr)
- {
- bMoreToRead = FALSE;
- theErr = HXR_OK;
- continue;
- }
- // reader failed, must be disconnected, return to msg loop
- break;
- }
- if (iSize != sizeof(HXThreadMessage)) // fixme
- {
- bMoreToRead = FALSE;
- continue;
- }
- else
- bMoreToRead = TRUE;
- }
- }
- #else
- while (!bDone && pThread->GetMessage(&msg, 0, 0) == HXR_OK)
- {
- #endif // HELIX_FEATURE_NETWORK_USE_SELECT
- switch (msg.m_ulMessage)
- {
- #if defined( _WIN32 ) || defined( _UNIX_THREADED_NETWORK_IO ) || defined(THREADS_SUPPORTED)
- case HXMSG_ASYNC_TIMER: //Look in hxmsgs.h (WM_TIMER under win32)
- {
- #if defined(_UNIX_THREADED_NETWORK_IO) || (defined(THREADS_SUPPORTED) && defined(_UNIX))
- unix_TCP::process_idle();
- #endif
- ULONG32 ulCurrentTime = HX_GET_TICKCOUNT();
-
- if (CALCULATE_ELAPSED_TICKS(ulLastTimerCallback,
- ulCurrentTime) >= ulSleepTime)
- {
- ulLastTimerCallback = ulCurrentTime;
- pEngine->DoNetworkIO();
- }
- }
- break;
- #endif /* _WIN32 || _UNIX_THREADED_NETWORK_IO */
- case HXMSG_ASYNC_NETWORKIO:
- {
- ThreadedConn* pConn = (ThreadedConn*) msg.m_pParam1;
- pEngine->DoNetworkIO(pConn);
- }
- break;
- case HXMSG_ASYNC_CALLBACK:
- {
- ThreadedConn* pConn = (ThreadedConn*) msg.m_pParam1;
- IHXCallback* pCallback = (IHXCallback*) msg.m_pParam2;
- pEngine->DoAsyncCallback(pConn, pCallback);
- }
- break;
- #if defined(HELIX_FEATURE_NETWORK_USE_SELECT)
- case HXMSG_ASYNC_SETREADER_CONNECTION:
- {
- pEngine->m_pLocalReader = (ThreadedConn*) msg.m_pParam2;
- }
- break;
- case HXMSG_ASYNC_START_READERWRITER:
- {
- pEngine->m_pNetworkThread->m_bUseReaderWriter = TRUE;
- bRWStartup = FALSE;
- }
- break;
- #endif //HELIX_FEATURE_NETWORK_USE_SELECT
- case HXMSG_ASYNC_DETACH:
- {
- ThreadedConn* pConn = (ThreadedConn*) msg.m_pParam1;
- pEngine->DetachSocket(pConn);
- }
- break;
- case HXMSG_QUIT:
- {
- bDone = TRUE;
- }
-
- break;
- case HXMSG_ASYNC_RESUME:
- #if defined( _WIN32 ) || defined( _UNIX_THREADED_NETWORK_IO ) || defined(THREADS_SUPPORTED)
- {
- if (ulTimerId > 0)
- {
- HXAsyncTimer::KillTimer(ulTimerId);
- ulTimerId = 0;
- }
-
- ulSleepTime = (UINT32)(PTR_INT)msg.m_pParam1;
- ulTimerId = HXAsyncTimer::SetTimer( ulSleepTime, pThread );
- }
- #endif /* _WIN32 || _UNIX_THREADED_NETWORK_IO */
- break;
-
- case HXMSG_ASYNC_STOP:
- #if defined( _WIN32 ) || defined( _UNIX_THREADED_NETWORK_IO ) || defined(THREADS_SUPPORTED)
- {
- if (ulTimerId > 0)
- {
- HXAsyncTimer::KillTimer( ulTimerId );
- ulTimerId = 0;
- ulSleepTime = 0;
- }
- }
- #endif /* _WIN32 || _UNIX_THREADED_NETWORK_IO */
- break;
- default:
- pThread->DispatchMessage(&msg);
- break;
- }
- }
-
- #if defined( _WIN32 ) || defined( _UNIX_THREADED_NETWORK_IO ) || defined(THREADS_SUPPORTED)
- if (ulTimerId > 0)
- {
- HXAsyncTimer::KillTimer( ulTimerId );
- }
- #endif /* _WIN32 || _UNIX_THREADED_NETWORK_IO */
-
- pEngine->m_pQuitEvent->SignalEvent();
-
- return (void*) 0;
- }
- #if defined(_MACINTOSH) && defined(_CARBON) && defined(THREADS_SUPPORTED)
- void ThreadEngine::FauxMainAppCarbonTimer(EventLoopTimerRef, void* /* unused */)
- {
- // xxxbobclark this is essentially just ripped off from Greg Wright's
- // similar message handling loop for Unix.
- //
- // It's been moved to pnio because more places than just rmacore
- // (i.e. rmacleng) use the threaded implementation of networking,
- // viz. rnqueue for Auto-Update. Using a Carbon Timer to get time
- // periodically can luckily be implemented in pnio; it's sure to
- // get actual System Time.
-
- ThreadEngine* pEngine = ThreadEngine::GetThreadEngine();
- HX_ASSERT(pEngine);
- HXCarbonThread* pMainAppThread = (HXCarbonThread*)pEngine->GetMainAppThread();
- HX_ASSERT(pMainAppThread);
- HXThreadMessage msg;
-
- while (pMainAppThread->PeekMessage(&msg, 0, 0, TRUE) == HXR_OK)
- {
- if (msg.m_ulMessage != 0)
- {
- ThreadedConn* pThreadedConn = (ThreadedConn*)msg.m_pParam1;
- if (pThreadedConn)
- {
- switch (msg.m_ulMessage)
- {
- case HXMSG_ASYNC_DNS:
- pThreadedConn->OnAsyncDNS((BOOL)msg.m_pParam2);
- break;
- case HXMSG_ASYNC_CONNECT:
- pThreadedConn->OnConnect((BOOL)msg.m_pParam2);
- break;
- case HXMSG_ASYNC_READ:
- pThreadedConn->OnReadNotification();
- break;
- case HXMSG_ASYNC_WRITE:
- pThreadedConn->OnWriteNotification();
- break;
- case HXMSG_ASYNC_ACCEPT:
- pThreadedConn->OnAcceptNotification();
- break;
- default:
- HX_ASSERT(!"Unknown message in threaded networking Carbon Timer");
- break;
- }
- }
- }
- }
- }
- #endif