C++ ACE_Auto_Ptr::release方法代码示例

int OpenDDS::DCPS::ThreadPerConnectionSendTask::add_request(SendStrategyOpType op,
                                                        TransportQueueElement* element)
{
  DBG_ENTRY("ThreadPerConnectionSendTask","add");

  ACE_Auto_Ptr<SendRequest> req (new SendRequest);
  req->op_ = op;
  req->element_ = element;

  int result = -1;
  { // guard scope
    GuardType guard(this->lock_);

    if (this->shutdown_initiated_)
      return -1;

    result = this->queue_.put (req.get());
    if (result == 0)
      {
  this->work_available_.signal();
  req.release ();
      }
    else
      ACE_ERROR((LM_ERROR, "(%P|%t)ERROR: ThreadPerConnectionSendTask::add %p\n", "put"));
  }

  return result;
}

::Test::arr_bds_str_slice *
A_i::arr_method_s (::Test::A::FailOn where,
                   const ::Test::arr_bds_str,
                   ::Test::arr_bds_str_out arg2,
                   ::Test::arr_bds_str arg3)
{
  arg2 = ::Test::arr_bds_str_alloc ();

  ::Test::arr_bds_str_slice *res =
    ::Test::arr_bds_str_alloc ();
  ACE_Auto_Ptr< ::Test::arr_bds_str_slice > safe (res);

  switch (where)
    {
    case ::Test::A::ARG1:
      // must be never reached.
      break;
    case ::Test::A::ARG2:
      {
        ::Test::arr_bds_str_slice *& arg2_slice = arg2;
        arg2_slice[0] = CORBA::string_dup (::Test::FailStr);
      }
      break;
    case ::Test::A::ARG3:
      arg3[0] = CORBA::string_dup (::Test::FailStr);
      break;
    case ::Test::A::RETN:
      res[0] = CORBA::string_dup (::Test::FailStr);
      break;
    }

  safe.release ();
  return res;
}

int WorldSocket::ProcessIncoming (WorldPacket* new_pct)
{
    ACE_ASSERT (new_pct);

    // manage memory ;)
    ACE_Auto_Ptr<WorldPacket> aptr (new_pct);

    const ACE_UINT16 opcode = new_pct->GetOpcode();

    if (closing_)
        return -1;

    // Dump received packet.
    if (sWorldLog.LogWorld())
    {
        sWorldLog.outTimestampLog ("CLIENT:\nSOCKET: %u\nLENGTH: %u\nOPCODE: %s (0x%.4X)\nDATA:\n",
                                   (uint32) get_handle(),
                                   new_pct->size(),
                                   LookupOpcodeName (new_pct->GetOpcode()),
                                   new_pct->GetOpcode());

        uint32 p = 0;
        while (p < new_pct->size())
        {
            for (uint32 j = 0; j < 16 && p < new_pct->size(); j++)
                sWorldLog.outLog ("%.2X ", (*new_pct)[p++]);

            sWorldLog.outLog ("\n");
        }
        sWorldLog.outLog ("\n");
    }

    try
    {
        switch(opcode)
        {
        case CMSG_PING:
            return HandlePing (*new_pct);
        case CMSG_AUTH_SESSION:
            if (m_Session)
            {
                sLog.outError ("WorldSocket::ProcessIncoming: Player send CMSG_AUTH_SESSION again");
                return -1;
            }

            return HandleAuthSession (*new_pct);
        case CMSG_KEEP_ALIVE:
            DEBUG_LOG ("CMSG_KEEP_ALIVE ,size: %d", new_pct->size());

            return 0;
        default:
        {
            ACE_GUARD_RETURN (LockType, Guard, m_SessionLock, -1);

            if (m_Session != NULL)
            {
                // Our Idle timer will reset on any non PING opcodes.
                // Catches people idling on the login screen and any lingering ingame connections.
                m_Session->ResetTimeOutTime();

                // OK ,give the packet to WorldSession
                aptr.release();
                // WARNINIG here we call it with locks held.
                // Its possible to cause deadlock if QueuePacket calls back
                m_Session->QueuePacket (new_pct);
                return 0;
            }
            else
            {
                sLog.outError ("WorldSocket::ProcessIncoming: Client not authed opcode = %u", uint32(opcode));
                return -1;
            }
        }
        }
    }
    catch(ByteBufferException &)
    {
        sLog.outError("WorldSocket::ProcessIncoming ByteBufferException occured while parsing an instant handled packet (opcode: %u) from client %s, accountid=%i. Disconnected client.",
                      opcode, GetRemoteAddress().c_str(), m_Session?m_Session->GetAccountId():-1);
        if (sLog.IsOutDebug())
        {
            sLog.outDebug("Dumping error causing packet:");
            new_pct->hexlike();
        }

        return -1;
    }

    ACE_NOTREACHED (return 0);
}

int
ACE_Service_Gestalt::initialize (const ACE_Service_Type_Factory *stf,
                                 const ACE_TCHAR *parameters)
{
  ACE_TRACE ("ACE_Service_Gestalt::initialize");

#ifndef ACE_NLOGGING
  if (ACE::debug ())
    ACELIB_DEBUG ((LM_DEBUG,
                ACE_TEXT ("ACE (%P|%t) SG::initialize - repo=%@, name=%s")
                ACE_TEXT (" - looking up in the repo\n"),
                this->repo_,
                stf->name ()));
#endif

  ACE_Service_Type *srp = 0;
  int const retv = this->repo_->find (stf->name (),
                                      (const ACE_Service_Type **) &srp);

  // If there is an active service already, remove it first
  // before it can be re-installed.
  if (retv >= 0)
    {
#ifndef ACE_NLOGGING
      if (ACE::debug ())
        ACELIB_DEBUG ((LM_WARNING,
                    ACE_TEXT ("ACE (%P|%t) SG::initialize - repo=%@,")
                    ACE_TEXT (" name=%s - removing a pre-existing namesake.\n"),
                    this->repo_,
                    stf->name ()));
#endif
      this->repo_->remove (stf->name ());
    }

  // If there is an inactive service by that name it may have been
  // either inactivated, or just a forward declaration for a service,
  // that is in the process of being initialized. If it is the latter,
  // then we have detected an attempt to initialize the same dynamic
  // service while still processing previous attempt. This can lock up
  // the process, because the ACE_DLL_Manager::open () is not
  // re-entrant - it uses a Singleton lock to serialize concurent
  // invocations. This use case must be handled here, because if the
  // DLL_Manager was re-entrant we would have entered an infinite
  // recursion here.
  if (retv == -2 && srp->type () == 0)
    ACELIB_ERROR_RETURN ((LM_WARNING,
                       ACE_TEXT ("ACE (%P|%t) SG::initialize - repo=%@,")
                       ACE_TEXT (" name=%s - forward-declared; ")
                       ACE_TEXT (" recursive initialization requests are")
                       ACE_TEXT (" ignored.\n"),
                       this->repo_,
                       stf->name ()),
                      -1);

  // Reserve a spot for the dynamic service by inserting an incomplete
  // service declaration, i.e. one that can not produce a service
  // object if asked (a forward declaration).  This declaration
  // ensures maintaining the proper partial ordering of the services
  // with respect to their finalization. For example, dependent static
  // services must be registered *after* the dynamic service that
  // loads them, so that their finalization is complete *before*
  // finalizing the dynamic service.
  ACE_Service_Type_Dynamic_Guard dummy (*this->repo_,
                                        stf->name ());

  // make_service_type() is doing the dynamic loading and also runs
  // any static initializers
  ACE_Auto_Ptr<ACE_Service_Type> tmp (stf->make_service_type (this));

  if (tmp.get () != 0 &&
      this->initialize_i (tmp.get (), parameters) == 0)
    {
      // All good. Tthe ACE_Service_Type instance is now owned by the
      // repository and we should make sure it is not destroyed upon
      // exit from this method.
      tmp.release ();
      return 0;
    }

  return -1;
}

int WorldSocket::ProcessIncoming (WorldPacket* new_pct)
{
    ACE_ASSERT (new_pct);

    // manage memory ;)
    ACE_Auto_Ptr<WorldPacket> aptr (new_pct);

    const ACE_UINT16 opcode = new_pct->GetOpcode ();

    if (closing_)
        return -1;

    // Dump received packet.
    if (sWorldLog.LogWorld ())
    {
        sWorldLog.Log ("CLIENT:\nSOCKET: %u\nLENGTH: %u\nOPCODE: %s (0x%.4X)\nDATA:\n",
                     (uint32) get_handle (),
                     new_pct->size (),
                     LookupOpcodeName (new_pct->GetOpcode ()),
                     new_pct->GetOpcode ());

        uint32 p = 0;
        while (p < new_pct->size ())
        {
            for (uint32 j = 0; j < 16 && p < new_pct->size (); j++)
                sWorldLog.Log ("%.2X ", (*new_pct)[p++]);
            sWorldLog.Log ("\n");
        }
        sWorldLog.Log ("\n\n");
    }

    // like one switch ;)
    if (opcode == CMSG_PING)
    {
        return HandlePing (*new_pct);
    }
    else if (opcode == CMSG_AUTH_SESSION)
    {
        if (m_Session)
        {
            sLog.outError ("WorldSocket::ProcessIncoming: Player send CMSG_AUTH_SESSION again");
            return -1;
        }

        return HandleAuthSession (*new_pct);
    }
    else if (opcode == CMSG_KEEP_ALIVE)
    {
        DEBUG_LOG ("CMSG_KEEP_ALIVE ,size: %d", new_pct->size ());

        return 0;
    }
    else
    {
        ACE_GUARD_RETURN (LockType, Guard, m_SessionLock, -1);

        if (m_Session != NULL)
        {
            // OK ,give the packet to WorldSession
            aptr.release ();
            // WARNINIG here we call it with locks held.
            // Its possible to cause deadlock if QueuePacket calls back
            m_Session->QueuePacket (new_pct);
            return 0;
        }
        else
        {
            sLog.outError ("WorldSocket::ProcessIncoming: Client not authed opcode = ", opcode);
            return -1;
        }
    }

    ACE_NOTREACHED (return 0);
}

int WorldSocket::ProcessIncoming(WorldPacket* new_pct)
{
    ACE_ASSERT (new_pct);

    // manage memory ;)
    ACE_Auto_Ptr<WorldPacket> aptr (new_pct);

    const ACE_UINT16 opcode = new_pct->GetOpcode();

    if (closing_)
        return -1;

    // Dump received packet.
    if (sPacketLog->CanLogPacket())
        sPacketLog->LogPacket(*new_pct, CLIENT_TO_SERVER);

    try
    {
        switch (opcode)
        {
            case CMSG_PING:
                return HandlePing (*new_pct);
            case CMSG_AUTH_SESSION:
                if (m_Session)
                {
                    sLog->outError("WorldSocket::ProcessIncoming: Player send CMSG_AUTH_SESSION again");
                    return -1;
                }

                sScriptMgr->OnPacketReceive(this, WorldPacket(*new_pct));

                return HandleAuthSession(*new_pct);

            case CMSG_KEEP_ALIVE:
                sLog->outStaticDebug ("CMSG_KEEP_ALIVE, size: " UI64FMTD, uint64(new_pct->size()));
                sScriptMgr->OnPacketReceive(this, WorldPacket(*new_pct));
                return 0;
            default:
            {
                ACE_GUARD_RETURN (LockType, Guard, m_SessionLock, -1);

                if (m_Session != NULL)
                {
                    // Our Idle timer will reset on any non PING opcodes.
                    // Catches people idling on the login screen and any lingering ingame connections.
                    m_Session->ResetTimeOutTime();

                    // OK, give the packet to WorldSession
                    aptr.release();
                    // WARNINIG here we call it with locks held.
                    // Its possible to cause deadlock if QueuePacket calls back
                    m_Session->QueuePacket (new_pct);
                    return 0;
                }
                else
                {
                    sLog->outError("WorldSocket::ProcessIncoming: Client not authed opcode = %u", uint32(opcode));
                    return -1;
                }
            }
        }
    }
    catch (ByteBufferException &)
    {
        sLog->outError("WorldSocket::ProcessIncoming ByteBufferException occured while parsing an instant handled packet (opcode: %u) from client %s, accountid=%i. Disconnected client.",
                opcode, GetRemoteAddress().c_str(), m_Session?m_Session->GetAccountId():-1);
        if (sLog->IsOutDebug())
        {
            sLog->outDebug(LOG_FILTER_NETWORKIO, "Dumping error causing packet:");
            new_pct->hexlike();
        }

        return -1;
    }

    ACE_NOTREACHED (return 0);
}

int PoolSocket::ProcessIncoming (WorldPacket* new_pct)
{
    ACE_ASSERT (new_pct);

    // manage memory ;)
    ACE_Auto_Ptr<WorldPacket> aptr (new_pct);

    const ACE_UINT16 opcode = new_pct->GetOpcode();

    if (closing_)
        return -1;

    // Dump received packet.
    if (sPacketLog->CanLogPacket())
        sPacketLog->LogPacket(*new_pct, CLIENT_TO_SERVER);

    try
    {
        switch (opcode)
        {
            case CMSG_PING:
                return HandlePing (*new_pct);
            case LOGON_AUTH_MASTER:
                if (m_Session)
                {
                    sLog->outError ("PoolSocket::ProcessIncoming: Player send CMSG_AUTH_SESSION again");
                    return -1;
                }
                return HandleAuthSession (*new_pct);
            case CMSG_KEEP_ALIVE:
                sLog->outStaticDebug ("CMSG_KEEP_ALIVE, size: " UI64FMTD, uint64(new_pct->size()));
                return 0;
            default:
            {
                ACE_GUARD_RETURN (LockType, Guard, m_SessionLock, -1);

                if (m_Session != NULL)
                {
                    // OK, give the packet to WorldSession
                    aptr.release();
                    // WARNINIG here we call it with locks held.
                    // Its possible to cause deadlock if QueuePacket calls back
                    m_Session->QueueServerPacket (new_pct);
                    return 0;
                }
                else
                {
                    new_pct->Initialize(SMSG_AUTH_RESPONSE, 1);
                    *new_pct << uint8(AUTH_REJECT);
                    SendPacket(*new_pct);

                    sLog->outError ("PoolSocket::ProcessIncoming: Client not authed opcode = %u => rejected", uint32(opcode));
                    return -1;
                }
            }
        }
    }
    catch (ByteBufferException &)
    {
        sLog->outError("PoolSocket::ProcessIncoming ByteBufferException occured while parsing an instant handled packet (opcode: %u) from client %s, accountid=%i. Disconnected client.",
                opcode, GetRemoteAddress().c_str(), m_Session?m_Session->GetServerId():-1);
        if (sLog->IsOutDebug())
        {
            sLog->outDebug(LOG_FILTER_NETWORKIO, "Dumping error causing packet:");
            new_pct->hexlike();
        }

        return -1;
    }

    ACE_NOTREACHED (return 0);
}