//
// Copyright (C) 2007
// Fraunhofer Institute for Open Communication Systems (FOKUS)
-// Competence Center NETwork research (NET), St. Augustin, GERMANY
-// Stefan Bund <g0dil@berlios.de>
//
-// This program is free software; you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation; either version 2 of the License, or
-// (at your option) any later version.
+// The contents of this file are subject to the Fraunhofer FOKUS Public License
+// Version 1.0 (the "License"); you may not use this file except in compliance
+// with the License. You may obtain a copy of the License at
+// http://senf.berlios.de/license.html
//
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-// GNU General Public License for more details.
+// The Fraunhofer FOKUS Public License Version 1.0 is based on,
+// but modifies the Mozilla Public License Version 1.1.
+// See the full license text for the amendments.
//
-// You should have received a copy of the GNU General Public License
-// along with this program; if not, write to the
-// Free Software Foundation, Inc.,
-// 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+// Software distributed under the License is distributed on an "AS IS" basis,
+// WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+// for the specific language governing rights and limitations under the License.
+//
+// The Original Code is Fraunhofer FOKUS code.
+//
+// The Initial Developer of the Original Code is Fraunhofer-Gesellschaft e.V.
+// (registered association), Hansastraße 27 c, 80686 Munich, Germany.
+// All Rights Reserved.
+//
+// Contributor(s):
+// Stefan Bund <g0dil@berlios.de>
/** \file
\brief Connectors inline non-template implementation */
#include "Module.hh"
#define prefix_ inline
-///////////////////////////////cci.p///////////////////////////////////////
+//-/////////////////////////////////////////////////////////////////////////////////////////////////
+
+#ifdef SENF_PPI_NOTRACE
+# define SENF_PPI_THROTTLE_TRACE(label, type)
+# define SENF_PPI_TRACE(packet, label)
+#else
+# define SENF_PPI_THROTTLE_TRACE(label, type) throttleTrace(label, type)
+# define SENF_PPI_TRACE(packet, label) trace(packet, label)
+#endif
-///////////////////////////////////////////////////////////////////////////
+//-/////////////////////////////////////////////////////////////////////////////////////////////////
// senf::ppi::connector::Connector
prefix_ senf::ppi::connector::Connector & senf::ppi::connector::Connector::peer()
return traceState_;
}
-////////////////////////////////////////
+//-/////////////////////////////////////////////////////////////////////////////////////////////////
// protected members
prefix_ senf::ppi::connector::Connector::Connector()
: peer_(), module_()
{}
-prefix_ senf::ppi::connector::Connector::~Connector()
-{
- if (connected()) {
- Connector & peer (*peer_);
- peer_->peer_ = 0;
- if (! peer.initializationScheduled())
- peer.enqueueInitializable();
- peer.v_disconnected();
- }
-}
-
prefix_ bool senf::ppi::connector::Connector::connected()
const
{
return peer_;
}
-prefix_ void senf::ppi::connector::Connector::unregisterConnector()
-{
- if (module_)
- module_->unregisterConnector(*this);
-}
-
-////////////////////////////////////////
-// private members
-
-prefix_ void senf::ppi::connector::Connector::setModule(module::Module & module)
-{
- module_ = &module;
-}
-
-///////////////////////////////////////////////////////////////////////////
+//-/////////////////////////////////////////////////////////////////////////////////////////////////
// senf::ppi::connector::PassiveConnector
prefix_ senf::ppi::connector::ActiveConnector & senf::ppi::connector::PassiveConnector::peer()
const
{
- return dynamic_cast<ActiveConnector&>(Connector::peer());
+ SENF_ASSERT(peer_, "senf::ppi::connect() call missing");
+ return *peer_;
}
prefix_ bool senf::ppi::connector::PassiveConnector::throttled()
return nativeThrottled_ || remoteThrottled_;
}
-////////////////////////////////////////
+//-/////////////////////////////////////////////////////////////////////////////////////////////////
// private members
prefix_ void senf::ppi::connector::PassiveConnector::emitThrottle()
{
- throttleTrace("OUT", "throttle");
+ SENF_PPI_THROTTLE_TRACE("OUT", "throttle");
if (connected())
peer().notifyThrottle();
}
prefix_ void senf::ppi::connector::PassiveConnector::emitUnthrottle()
{
- throttleTrace("OUT", "unthrottle");
+ SENF_PPI_THROTTLE_TRACE("OUT", "unthrottle");
if (connected()) {
peer().notifyUnthrottle();
v_unthrottleEvent();
remoteThrottled_ = true;
}
-prefix_ void senf::ppi::connector::PassiveConnector::registerRoute(ForwardingRoute & route)
-{
- routes_.push_back(&route);
-}
-
-prefix_ void senf::ppi::connector::PassiveConnector::unregisterRoute(ForwardingRoute & route)
-{
- Routes::iterator i (std::find(routes_.begin(), routes_.end(), &route));
- if (i != routes_.end())
- routes_.erase(i);
-}
-
// public members
prefix_ bool senf::ppi::connector::PassiveConnector::nativeThrottled()
}
-////////////////////////////////////////
+//-/////////////////////////////////////////////////////////////////////////////////////////////////
// protected members
prefix_ senf::ppi::connector::PassiveConnector::PassiveConnector()
{
// No event callback has been registered (onRequest() call missing)
SENF_ASSERT(callback_, "senf::ppi::connector::PassiveConnector: missing onRequest()");
- if (!throttled())
+ if (!throttled()) {
callback_();
- else
- throttleTrace("IN ", "queueing packet");
+ } else {
+ SENF_PPI_THROTTLE_TRACE("IN ", "queueing packet");
+ }
}
-///////////////////////////////////////////////////////////////////////////
+//-/////////////////////////////////////////////////////////////////////////////////////////////////
// senf::ppi::connector::ActiveConnector
prefix_ senf::ppi::connector::PassiveConnector & senf::ppi::connector::ActiveConnector::peer()
const
{
- return dynamic_cast<PassiveConnector&>(Connector::peer());
+ SENF_ASSERT(peer_, "senf::ppi::connect() call missing");
+ return *peer_;
}
prefix_ void senf::ppi::connector::ActiveConnector::onThrottle()
return ! connected() || peer().throttled();
}
-////////////////////////////////////////
+//-/////////////////////////////////////////////////////////////////////////////////////////////////
// protected members
prefix_ senf::ppi::connector::ActiveConnector::ActiveConnector()
: throttleCallback_(), unthrottleCallback_(), notifyRoutes_(), throttled_(false)
{}
-///////////////////////////////////////////////////////////////////////////
+//-/////////////////////////////////////////////////////////////////////////////////////////////////
// senf::ppi::connector::InputConnector
-prefix_ senf::Packet senf::ppi::connector::InputConnector::read()
+prefix_ senf::Packet const & senf::ppi::connector::InputConnector::read()
{
return operator()();
}
prefix_ senf::ppi::connector::OutputConnector & senf::ppi::connector::InputConnector::peer()
const
{
- return dynamic_cast<OutputConnector &>(Connector::peer());
-}
-
-prefix_ senf::ppi::connector::InputConnector::queue_iterator
-senf::ppi::connector::InputConnector::begin()
- const
-{
- return queue_.begin();
-}
-
-prefix_ senf::ppi::connector::InputConnector::queue_iterator
-senf::ppi::connector::InputConnector::end()
- const
-{
- return queue_.end();
-}
-
-prefix_ senf::Packet senf::ppi::connector::InputConnector::peek()
- const
-{
- // Cannot peek() head of empty queue
- SENF_ASSERT( ! queue_.empty(),
- "senf::ppi::connector::InputConnector: cannot call peek() on empty queue" );
- return queue_.back();
+ SENF_ASSERT(peer_, "senf::ppi::connect() call missing");
+ return *peer_;
}
prefix_ senf::ppi::connector::InputConnector::size_type
senf::ppi::connector::InputConnector::queueSize()
const
{
- return queue_.size();
+ return queue_.size() + (fastPacket_ ? 1 : 0);
}
prefix_ bool senf::ppi::connector::InputConnector::empty()
const
{
- return queue_.empty();
+ return fastPacket_ == NULL && queue_.empty();
}
-////////////////////////////////////////
+//-/////////////////////////////////////////////////////////////////////////////////////////////////
// protected members
prefix_ senf::ppi::connector::InputConnector::InputConnector()
+ : fastPacket_(NULL)
{}
-////////////////////////////////////////
+//-/////////////////////////////////////////////////////////////////////////////////////////////////
// private members
prefix_ void senf::ppi::connector::InputConnector::enqueue(Packet const & p)
{
- queue_.push_front(p);
- v_enqueueEvent();
+ if (queue_.empty()) {
+ fastPacket_ = &p;
+ try {
+ v_enqueueEvent();
+ } catch (Exception & e) {
+ queue_.push_front(p);
+ throw e;
+ }
+ if (fastPacket_) {
+ queue_.push_front(p);
+ fastPacket_ = NULL;
+ }
+ } else {
+ queue_.push_front(p);
+ v_enqueueEvent();
+ }
}
-///////////////////////////////////////////////////////////////////////////
+//-/////////////////////////////////////////////////////////////////////////////////////////////////
// senf::ppi::connector::OutputConnector
prefix_ senf::ppi::connector::InputConnector & senf::ppi::connector::OutputConnector::peer()
const
{
- return dynamic_cast<InputConnector&>(Connector::peer());
+ SENF_ASSERT(peer_, "senf::ppi::connect() call missing");
+ return *peer_;
}
prefix_ void senf::ppi::connector::OutputConnector::operator()(Packet const & p)
{
- trace(p, "OUT");
+ SENF_PPI_TRACE(p, "OUT");
if (connected())
peer().enqueue(p);
}
operator()(p);
}
-////////////////////////////////////////
+//-/////////////////////////////////////////////////////////////////////////////////////////////////
// protected members
prefix_ senf::ppi::connector::OutputConnector::OutputConnector()
{}
-///////////////////////////////////////////////////////////////////////////
+//-/////////////////////////////////////////////////////////////////////////////////////////////////
// senf::ppi::connector::GenericPassiveInput
prefix_ senf::ppi::connector::GenericPassiveInput::GenericPassiveInput()
prefix_ senf::ppi::connector::GenericActiveOutput & senf::ppi::connector::GenericPassiveInput::peer()
const
{
- return dynamic_cast<GenericActiveOutput&>(Connector::peer());
+ SENF_ASSERT(peer_, "senf::ppi::connect() call missing");
+ return *peer_;
}
prefix_ bool senf::ppi::connector::GenericPassiveInput::boolean_test()
return ! empty();
}
-///////////////////////////////////////////////////////////////////////////
+//-/////////////////////////////////////////////////////////////////////////////////////////////////
// senf::ppi::connector::GenericPassiveOutput
prefix_ senf::ppi::connector::GenericActiveInput & senf::ppi::connector::GenericPassiveOutput::peer()
const
{
- return dynamic_cast<GenericActiveInput&>(Connector::peer());
+ SENF_ASSERT(peer_, "senf::ppi::connect() call missing");
+ return *peer_;
}
prefix_ bool senf::ppi::connector::GenericPassiveOutput::boolean_test()
prefix_ senf::ppi::connector::GenericPassiveOutput::GenericPassiveOutput()
{}
-///////////////////////////////////////////////////////////////////////////
+//-/////////////////////////////////////////////////////////////////////////////////////////////////
// senf::ppi::connector::GenericActiveInput
prefix_ senf::ppi::connector::GenericPassiveOutput & senf::ppi::connector::GenericActiveInput::peer()
const
{
- return dynamic_cast<GenericPassiveOutput&>(Connector::peer());
+ SENF_ASSERT(peer_, "senf::ppi::connect() call missing");
+ return *peer_;
}
prefix_ bool senf::ppi::connector::GenericActiveInput::boolean_test()
prefix_ senf::ppi::connector::GenericActiveInput::GenericActiveInput()
{}
-///////////////////////////////////////////////////////////////////////////
+//-/////////////////////////////////////////////////////////////////////////////////////////////////
// senf::ppi::connector::GenericActiveOutput
prefix_ senf::ppi::connector::GenericPassiveInput & senf::ppi::connector::GenericActiveOutput::peer()
const
{
- return dynamic_cast<GenericPassiveInput&>(Connector::peer());
+ SENF_ASSERT(peer_, "senf::ppi::connect() call missing");
+ return *peer_;
}
prefix_ bool senf::ppi::connector::GenericActiveOutput::boolean_test()
prefix_ senf::ppi::connector::GenericActiveOutput::GenericActiveOutput()
{}
-///////////////////////////////cci.e///////////////////////////////////////
+//-/////////////////////////////////////////////////////////////////////////////////////////////////
#undef prefix_
\f
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