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_);
79 prefix_ bool senf::ppi::connector::Connector::connected()
85 ////////////////////////////////////////
88 prefix_ void senf::ppi::connector::Connector::setModule(module::Module & module)
93 ///////////////////////////////////////////////////////////////////////////
94 // senf::ppi::connector::PassiveConnector
96 prefix_ senf::ppi::connector::ActiveConnector & senf::ppi::connector::PassiveConnector::peer()
99 return dynamic_cast<ActiveConnector&>(Connector::peer());
102 prefix_ bool senf::ppi::connector::PassiveConnector::throttled()
105 return nativeThrottled_ || remoteThrottled_;
108 ////////////////////////////////////////
111 prefix_ void senf::ppi::connector::PassiveConnector::emitThrottle()
113 throttleTrace("OUT", "throttle");
115 peer().notifyThrottle();
118 prefix_ void senf::ppi::connector::PassiveConnector::emitUnthrottle()
120 throttleTrace("OUT", "unthrottle");
122 peer().notifyUnthrottle();
127 prefix_ void senf::ppi::connector::PassiveConnector::notifyThrottle()
130 remoteThrottled_ = true;
134 remoteThrottled_ = true;
137 prefix_ void senf::ppi::connector::PassiveConnector::registerRoute(ForwardingRoute & route)
139 routes_.push_back(&route);
144 prefix_ bool senf::ppi::connector::PassiveConnector::nativeThrottled()
147 return nativeThrottled_;
150 prefix_ void senf::ppi::connector::PassiveConnector::throttle()
153 nativeThrottled_ = true;
156 nativeThrottled_ = true;
159 prefix_ void senf::ppi::connector::PassiveConnector::unthrottle()
161 if (throttled() && ! remoteThrottled_) {
162 nativeThrottled_ = false;
165 nativeThrottled_ = false;
169 ////////////////////////////////////////
172 prefix_ senf::ppi::connector::PassiveConnector::PassiveConnector()
173 : callback_(), remoteThrottled_(), nativeThrottled_()
176 prefix_ void senf::ppi::connector::PassiveConnector::emit()
178 // No event callback has been registered (onRequest() call missing)
179 SENF_ASSERT(callback_ && "senf::ppi::connector::PassiveConnector: missing onRequest()");
183 throttleTrace("IN ", "queueing packet");
186 ///////////////////////////////////////////////////////////////////////////
187 // senf::ppi::connector::ActiveConnector
189 prefix_ senf::ppi::connector::PassiveConnector & senf::ppi::connector::ActiveConnector::peer()
192 return dynamic_cast<PassiveConnector&>(Connector::peer());
195 prefix_ void senf::ppi::connector::ActiveConnector::onThrottle()
197 throttleCallback_ = Callback();
200 prefix_ void senf::ppi::connector::ActiveConnector::onUnthrottle()
202 unthrottleCallback_ = Callback();
205 prefix_ bool senf::ppi::connector::ActiveConnector::throttled()
208 return ! connected() || peer().throttled();
211 ////////////////////////////////////////
214 prefix_ senf::ppi::connector::ActiveConnector::ActiveConnector()
215 : throttleCallback_(), unthrottleCallback_(), notifyRoutes_(), throttled_(false)
218 ///////////////////////////////////////////////////////////////////////////
219 // senf::ppi::connector::InputConnector
221 prefix_ senf::Packet senf::ppi::connector::InputConnector::read()
226 prefix_ senf::ppi::connector::OutputConnector & senf::ppi::connector::InputConnector::peer()
229 return dynamic_cast<OutputConnector &>(Connector::peer());
232 prefix_ senf::ppi::connector::InputConnector::queue_iterator
233 senf::ppi::connector::InputConnector::begin()
236 return queue_.begin();
239 prefix_ senf::ppi::connector::InputConnector::queue_iterator
240 senf::ppi::connector::InputConnector::end()
246 prefix_ senf::Packet senf::ppi::connector::InputConnector::peek()
249 // Cannot peek() head of empty queue
250 SENF_ASSERT( ! queue_.empty() &&
251 "senf::ppi::connector::InputConnector: cannot call peek() on empty queue" );
252 return queue_.back();
255 prefix_ senf::ppi::connector::InputConnector::size_type
256 senf::ppi::connector::InputConnector::queueSize()
259 return queue_.size();
262 prefix_ bool senf::ppi::connector::InputConnector::empty()
265 return queue_.empty();
268 ////////////////////////////////////////
271 prefix_ senf::ppi::connector::InputConnector::InputConnector()
274 ////////////////////////////////////////
277 prefix_ void senf::ppi::connector::InputConnector::enqueue(Packet const & p)
279 queue_.push_front(p);
283 ///////////////////////////////////////////////////////////////////////////
284 // senf::ppi::connector::OutputConnector
286 prefix_ senf::ppi::connector::InputConnector & senf::ppi::connector::OutputConnector::peer()
289 return dynamic_cast<InputConnector&>(Connector::peer());
292 prefix_ void senf::ppi::connector::OutputConnector::operator()(Packet const & p)
299 prefix_ void senf::ppi::connector::OutputConnector::write(Packet const & p)
304 ////////////////////////////////////////
307 prefix_ senf::ppi::connector::OutputConnector::OutputConnector()
310 ///////////////////////////////////////////////////////////////////////////
311 // senf::ppi::connector::GenericPassiveInput
313 prefix_ senf::ppi::connector::GenericPassiveInput::GenericPassiveInput()
314 : qdisc_(new ThresholdQueueing(1,0))
317 prefix_ senf::ppi::connector::GenericActiveOutput & senf::ppi::connector::GenericPassiveInput::peer()
320 return dynamic_cast<GenericActiveOutput&>(Connector::peer());
323 prefix_ bool senf::ppi::connector::GenericPassiveInput::boolean_test()
329 ///////////////////////////////////////////////////////////////////////////
330 // senf::ppi::connector::GenericPassiveOutput
332 prefix_ senf::ppi::connector::GenericActiveInput & senf::ppi::connector::GenericPassiveOutput::peer()
335 return dynamic_cast<GenericActiveInput&>(Connector::peer());
338 prefix_ bool senf::ppi::connector::GenericPassiveOutput::boolean_test()
344 prefix_ void senf::ppi::connector::GenericPassiveOutput::connect(GenericActiveInput & target)
346 Connector::connect(target);
349 prefix_ senf::ppi::connector::GenericPassiveOutput::GenericPassiveOutput()
352 ///////////////////////////////////////////////////////////////////////////
353 // senf::ppi::connector::GenericActiveInput
355 prefix_ senf::ppi::connector::GenericPassiveOutput & senf::ppi::connector::GenericActiveInput::peer()
358 return dynamic_cast<GenericPassiveOutput&>(Connector::peer());
361 prefix_ bool senf::ppi::connector::GenericActiveInput::boolean_test()
364 return ! empty() || (connected() && ! peer().throttled());
367 prefix_ void senf::ppi::connector::GenericActiveInput::request()
373 prefix_ senf::ppi::connector::GenericActiveInput::GenericActiveInput()
376 ///////////////////////////////////////////////////////////////////////////
377 // senf::ppi::connector::GenericActiveOutput
379 prefix_ senf::ppi::connector::GenericPassiveInput & senf::ppi::connector::GenericActiveOutput::peer()
382 return dynamic_cast<GenericPassiveInput&>(Connector::peer());
385 prefix_ bool senf::ppi::connector::GenericActiveOutput::boolean_test()
388 return connected() && ! peer().throttled();
391 prefix_ void senf::ppi::connector::GenericActiveOutput::connect(GenericPassiveInput & target)
393 Connector::connect(target);
396 prefix_ senf::ppi::connector::GenericActiveOutput::GenericActiveOutput()
399 ///////////////////////////////cci.e///////////////////////////////////////
406 // comment-column: 40
407 // c-file-style: "senf"
408 // indent-tabs-mode: nil
409 // ispell-local-dictionary: "american"
410 // compile-command: "scons -u test"