PPI: Add optional template arg for packet type to connectors

[senf.git] / PPI / Connectors.cci

diff --git a/PPI/Connectors.cci b/PPI/Connectors.cci
index a046feb..9e0f832 100644 (file)
--- a/PPI/Connectors.cci
+++ b/PPI/Connectors.cci
@@ -1,8 +1,8 @@
 // $Id$
 //
 // Copyright (C) 2007 
-// Fraunhofer Institut fuer offene Kommunikationssysteme (FOKUS)
-// Kompetenzzentrum fuer Satelitenkommunikation (SatCom)
+// 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
@@ -53,10 +53,14 @@ prefix_ senf::ppi::connector::Connector::Connector()
 {}
 
 prefix_ senf::ppi::connector::Connector::~Connector()
-{}
+{
+    if (peer_)
+        peer_->peer_ = 0;
+}
 
 prefix_ void senf::ppi::connector::Connector::connect(Connector & target)
 {
+    BOOST_ASSERT( ! peer_ && ! target.peer_ );
     peer_ = & target;
     target.peer_ = this;
 }
@@ -86,9 +90,10 @@ prefix_ bool senf::ppi::connector::PassiveConnector::nativeThrottled()
 
 prefix_ void senf::ppi::connector::PassiveConnector::throttle()
 {
-    if (!throttled())
+    if (!throttled()) {
+        nativeThrottled_ = true;
         emitThrottle();
-    nativeThrottled_ = true;
+    }
 }
 
 prefix_ void senf::ppi::connector::PassiveConnector::unthrottle()
@@ -188,6 +193,11 @@ prefix_ senf::ppi::connector::ActiveConnector::ActiveConnector()
 ///////////////////////////////////////////////////////////////////////////
 // senf::ppi::connector::InputConnector
 
+prefix_ senf::Packet senf::ppi::connector::InputConnector::read()
+{
+    return operator()();
+}
+
 prefix_ senf::ppi::connector::OutputConnector & senf::ppi::connector::InputConnector::peer()
     const
 {
@@ -251,6 +261,11 @@ prefix_ void senf::ppi::connector::OutputConnector::operator()(Packet p)
     peer().enqueue(p);
 }
 
+prefix_ void senf::ppi::connector::OutputConnector::write(Packet p)
+{
+    operator()(p);
+}
+
 prefix_ senf::ppi::connector::InputConnector & senf::ppi::connector::OutputConnector::peer()
     const
 {
@@ -264,80 +279,80 @@ prefix_ senf::ppi::connector::OutputConnector::OutputConnector()
 {}
 
 ///////////////////////////////////////////////////////////////////////////
-// senf::ppi::connector::PassiveInput
+// senf::ppi::connector::GenericPassiveInput
 
-prefix_ senf::ppi::connector::PassiveInput::PassiveInput()
+prefix_ senf::ppi::connector::GenericPassiveInput::GenericPassiveInput()
     : qdisc_(new ThresholdQueueing(1,0))
 {}
 
-prefix_ senf::ppi::connector::ActiveOutput & senf::ppi::connector::PassiveInput::peer()
+prefix_ senf::ppi::connector::GenericActiveOutput & senf::ppi::connector::GenericPassiveInput::peer()
     const
 {
-    return dynamic_cast<ActiveOutput&>(Connector::peer());
+    return dynamic_cast<GenericActiveOutput&>(Connector::peer());
 }
 
-prefix_ bool senf::ppi::connector::PassiveInput::boolean_test()
+prefix_ bool senf::ppi::connector::GenericPassiveInput::boolean_test()
     const
 {
     return ! empty();
 }
 
 ///////////////////////////////////////////////////////////////////////////
-// senf::ppi::connector::PassiveOutput
+// senf::ppi::connector::GenericPassiveOutput
 
-prefix_ senf::ppi::connector::ActiveInput & senf::ppi::connector::PassiveOutput::peer()
+prefix_ senf::ppi::connector::GenericActiveInput & senf::ppi::connector::GenericPassiveOutput::peer()
     const
 {
-    return dynamic_cast<ActiveInput&>(Connector::peer());
+    return dynamic_cast<GenericActiveInput&>(Connector::peer());
 }
 
-prefix_ bool senf::ppi::connector::PassiveOutput::boolean_test()
+prefix_ bool senf::ppi::connector::GenericPassiveOutput::boolean_test()
     const
 {
     return  true;
 }
 
-prefix_ void senf::ppi::connector::PassiveOutput::connect(ActiveInput & target)
+prefix_ void senf::ppi::connector::GenericPassiveOutput::connect(GenericActiveInput & target)
 {
     Connector::connect(target);
 }
 
 ///////////////////////////////////////////////////////////////////////////
-// senf::ppi::connector::ActiveInput
+// senf::ppi::connector::GenericActiveInput
 
-prefix_ senf::ppi::connector::PassiveOutput & senf::ppi::connector::ActiveInput::peer()
+prefix_ senf::ppi::connector::GenericPassiveOutput & senf::ppi::connector::GenericActiveInput::peer()
     const
 {
-    return dynamic_cast<PassiveOutput&>(Connector::peer());
+    return dynamic_cast<GenericPassiveOutput&>(Connector::peer());
 }
 
-prefix_ bool senf::ppi::connector::ActiveInput::boolean_test()
+prefix_ bool senf::ppi::connector::GenericActiveInput::boolean_test()
     const
 {
     return ! empty() || ! peer().throttled();
 }
 
-prefix_ void senf::ppi::connector::ActiveInput::request()
+prefix_ void senf::ppi::connector::GenericActiveInput::request()
 {
     peer().emit();
 }
 
 ///////////////////////////////////////////////////////////////////////////
-// senf::ppi::connector::ActiveOutput
+// senf::ppi::connector::GenericActiveOutput
 
-prefix_ senf::ppi::connector::PassiveInput & senf::ppi::connector::ActiveOutput::peer()
+prefix_ senf::ppi::connector::GenericPassiveInput & senf::ppi::connector::GenericActiveOutput::peer()
     const
 {
-    return dynamic_cast<PassiveInput&>(Connector::peer());
+    return dynamic_cast<GenericPassiveInput&>(Connector::peer());
 }
 
-prefix_ bool senf::ppi::connector::ActiveOutput::boolean_test()
+prefix_ bool senf::ppi::connector::GenericActiveOutput::boolean_test()
     const
 {
     return ! peer().throttled();
 }
 
-prefix_ void senf::ppi::connector::ActiveOutput::connect(PassiveInput & target)
+prefix_ void senf::ppi::connector::GenericActiveOutput::connect(GenericPassiveInput & target)
 {
     Connector::connect(target);
 }