4 // Fraunhofer Institute for Open Communication Systems (FOKUS)
5 // Competence Center NETwork research (NET), St. Augustin, GERMANY
6 // Stefan Bund <g0dil@berlios.de>
8 // This program is free software; you can redistribute it and/or modify
9 // it under the terms of the GNU General Public License as published by
10 // the Free Software Foundation; either version 2 of the License, or
11 // (at your option) any later version.
13 // This program is distributed in the hope that it will be useful,
14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 // GNU General Public License for more details.
18 // You should have received a copy of the GNU General Public License
19 // along with this program; if not, write to the
20 // Free Software Foundation, Inc.,
21 // 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
24 \brief Connectors inline non-template implementation */
27 #include <senf/Utils/TypeInfo.hh>
28 #include <senf/Utils/senfassert.hh>
30 #define prefix_ inline
31 ///////////////////////////////cci.p///////////////////////////////////////
33 ///////////////////////////////////////////////////////////////////////////
34 // senf::ppi::connector::Connector
36 prefix_ senf::ppi::connector::Connector & senf::ppi::connector::Connector::peer()
39 // The connector is not connected
40 SENF_ASSERT(peer_ && "senf::ppi::connect() call missing");
44 prefix_ senf::ppi::module::Module & senf::ppi::connector::Connector::module()
47 // The connector is not registered in the module -> probably a route() or noroute() statement is
49 SENF_ASSERT(module_ && "Connector not registered: Missing route() or noroute()");
53 prefix_ void senf::ppi::connector::Connector::tracing(TraceState state)
58 prefix_ senf::ppi::connector::Connector::TraceState senf::ppi::connector::Connector::tracing()
63 ////////////////////////////////////////
66 prefix_ senf::ppi::connector::Connector::Connector()
70 prefix_ senf::ppi::connector::Connector::~Connector()
73 Connector & peer (*peer_);
75 if (! peer.initializationScheduled())
76 peer.enqueueInitializable();
77 peer.v_disconnected();
81 prefix_ bool senf::ppi::connector::Connector::connected()
87 ////////////////////////////////////////
90 prefix_ void senf::ppi::connector::Connector::setModule(module::Module & module)
95 ///////////////////////////////////////////////////////////////////////////
96 // senf::ppi::connector::PassiveConnector
98 prefix_ senf::ppi::connector::ActiveConnector & senf::ppi::connector::PassiveConnector::peer()
101 return dynamic_cast<ActiveConnector&>(Connector::peer());
104 prefix_ bool senf::ppi::connector::PassiveConnector::throttled()
107 return nativeThrottled_ || remoteThrottled_;
110 ////////////////////////////////////////
113 prefix_ void senf::ppi::connector::PassiveConnector::emitThrottle()
115 throttleTrace("OUT", "throttle");
117 peer().notifyThrottle();
120 prefix_ void senf::ppi::connector::PassiveConnector::emitUnthrottle()
122 throttleTrace("OUT", "unthrottle");
124 peer().notifyUnthrottle();
129 prefix_ void senf::ppi::connector::PassiveConnector::notifyThrottle()
132 remoteThrottled_ = true;
136 remoteThrottled_ = true;
139 prefix_ void senf::ppi::connector::PassiveConnector::registerRoute(ForwardingRoute & route)
141 routes_.push_back(&route);
146 prefix_ bool senf::ppi::connector::PassiveConnector::nativeThrottled()
149 return nativeThrottled_;
152 prefix_ void senf::ppi::connector::PassiveConnector::throttle()
155 nativeThrottled_ = true;
158 nativeThrottled_ = true;
161 prefix_ void senf::ppi::connector::PassiveConnector::unthrottle()
163 if (throttled() && ! remoteThrottled_) {
164 nativeThrottled_ = false;
167 nativeThrottled_ = false;
171 ////////////////////////////////////////
174 prefix_ senf::ppi::connector::PassiveConnector::PassiveConnector()
175 : callback_(), remoteThrottled_(), nativeThrottled_()
178 prefix_ void senf::ppi::connector::PassiveConnector::emit()
180 // No event callback has been registered (onRequest() call missing)
181 SENF_ASSERT(callback_ && "senf::ppi::connector::PassiveConnector: missing onRequest()");
185 throttleTrace("IN ", "queueing packet");
188 ///////////////////////////////////////////////////////////////////////////
189 // senf::ppi::connector::ActiveConnector
191 prefix_ senf::ppi::connector::PassiveConnector & senf::ppi::connector::ActiveConnector::peer()
194 return dynamic_cast<PassiveConnector&>(Connector::peer());
197 prefix_ void senf::ppi::connector::ActiveConnector::onThrottle()
199 throttleCallback_ = Callback();
202 prefix_ void senf::ppi::connector::ActiveConnector::onUnthrottle()
204 unthrottleCallback_ = Callback();
207 prefix_ bool senf::ppi::connector::ActiveConnector::throttled()
210 return ! connected() || peer().throttled();
213 ////////////////////////////////////////
216 prefix_ senf::ppi::connector::ActiveConnector::ActiveConnector()
217 : throttleCallback_(), unthrottleCallback_(), notifyRoutes_(), throttled_(false)
220 ///////////////////////////////////////////////////////////////////////////
221 // senf::ppi::connector::InputConnector
223 prefix_ senf::Packet senf::ppi::connector::InputConnector::read()
228 prefix_ senf::ppi::connector::OutputConnector & senf::ppi::connector::InputConnector::peer()
231 return dynamic_cast<OutputConnector &>(Connector::peer());
234 prefix_ senf::ppi::connector::InputConnector::queue_iterator
235 senf::ppi::connector::InputConnector::begin()
238 return queue_.begin();
241 prefix_ senf::ppi::connector::InputConnector::queue_iterator
242 senf::ppi::connector::InputConnector::end()
248 prefix_ senf::Packet senf::ppi::connector::InputConnector::peek()
251 // Cannot peek() head of empty queue
252 SENF_ASSERT( ! queue_.empty() &&
253 "senf::ppi::connector::InputConnector: cannot call peek() on empty queue" );
254 return queue_.back();
257 prefix_ senf::ppi::connector::InputConnector::size_type
258 senf::ppi::connector::InputConnector::queueSize()
261 return queue_.size();
264 prefix_ bool senf::ppi::connector::InputConnector::empty()
267 return queue_.empty();
270 ////////////////////////////////////////
273 prefix_ senf::ppi::connector::InputConnector::InputConnector()
276 ////////////////////////////////////////
279 prefix_ void senf::ppi::connector::InputConnector::enqueue(Packet const & p)
281 queue_.push_front(p);
285 ///////////////////////////////////////////////////////////////////////////
286 // senf::ppi::connector::OutputConnector
288 prefix_ senf::ppi::connector::InputConnector & senf::ppi::connector::OutputConnector::peer()
291 return dynamic_cast<InputConnector&>(Connector::peer());
294 prefix_ void senf::ppi::connector::OutputConnector::operator()(Packet const & p)
301 prefix_ void senf::ppi::connector::OutputConnector::write(Packet const & p)
306 ////////////////////////////////////////
309 prefix_ senf::ppi::connector::OutputConnector::OutputConnector()
312 ///////////////////////////////////////////////////////////////////////////
313 // senf::ppi::connector::GenericPassiveInput
315 prefix_ senf::ppi::connector::GenericPassiveInput::GenericPassiveInput()
316 : qdisc_(new ThresholdQueueing(1,0))
319 prefix_ senf::ppi::connector::GenericActiveOutput & senf::ppi::connector::GenericPassiveInput::peer()
322 return dynamic_cast<GenericActiveOutput&>(Connector::peer());
325 prefix_ bool senf::ppi::connector::GenericPassiveInput::boolean_test()
331 ///////////////////////////////////////////////////////////////////////////
332 // senf::ppi::connector::GenericPassiveOutput
334 prefix_ senf::ppi::connector::GenericActiveInput & senf::ppi::connector::GenericPassiveOutput::peer()
337 return dynamic_cast<GenericActiveInput&>(Connector::peer());
340 prefix_ bool senf::ppi::connector::GenericPassiveOutput::boolean_test()
346 prefix_ void senf::ppi::connector::GenericPassiveOutput::connect(GenericActiveInput & target)
348 Connector::connect(target);
351 prefix_ senf::ppi::connector::GenericPassiveOutput::GenericPassiveOutput()
354 ///////////////////////////////////////////////////////////////////////////
355 // senf::ppi::connector::GenericActiveInput
357 prefix_ senf::ppi::connector::GenericPassiveOutput & senf::ppi::connector::GenericActiveInput::peer()
360 return dynamic_cast<GenericPassiveOutput&>(Connector::peer());
363 prefix_ bool senf::ppi::connector::GenericActiveInput::boolean_test()
366 return ! empty() || (connected() && ! peer().throttled());
369 prefix_ void senf::ppi::connector::GenericActiveInput::request()
375 prefix_ senf::ppi::connector::GenericActiveInput::GenericActiveInput()
378 ///////////////////////////////////////////////////////////////////////////
379 // senf::ppi::connector::GenericActiveOutput
381 prefix_ senf::ppi::connector::GenericPassiveInput & senf::ppi::connector::GenericActiveOutput::peer()
384 return dynamic_cast<GenericPassiveInput&>(Connector::peer());
387 prefix_ bool senf::ppi::connector::GenericActiveOutput::boolean_test()
390 return connected() && ! peer().throttled();
393 prefix_ void senf::ppi::connector::GenericActiveOutput::connect(GenericPassiveInput & target)
395 Connector::connect(target);
398 prefix_ senf::ppi::connector::GenericActiveOutput::GenericActiveOutput()
401 ///////////////////////////////cci.e///////////////////////////////////////
408 // comment-column: 40
409 // c-file-style: "senf"
410 // indent-tabs-mode: nil
411 // ispell-local-dictionary: "american"
412 // compile-command: "scons -u test"