NFD: Extend forwarding pipelines with beforeSatisfyInterest and beforeExpirePendingInterest signals
Change-Id: I7d8266c3c53b0b6ef791b90c9c93de216b459ad2
Refs: #2361, #2362
diff --git a/NFD/daemon/fw/forwarder.hpp b/NFD/daemon/fw/forwarder.hpp
index 627148e..574688f 100644
--- a/NFD/daemon/fw/forwarder.hpp
+++ b/NFD/daemon/fw/forwarder.hpp
@@ -45,6 +45,8 @@
class Strategy;
} // namespace fw
+class NullFace;
+
/** \brief main class of NFD
*
* Forwarder owns all faces and tables, and implements forwarding pipelines.
@@ -110,6 +112,17 @@
void
setCsFromNdnSim(ns3::Ptr<ns3::ndn::ContentStore> cs);
+public:
+ /** \brief trigger before PIT entry is satisfied
+ * \sa Strategy::beforeSatisfyInterest
+ */
+ signal::Signal<Forwarder, pit::Entry, Face, Data> beforeSatisfyInterest;
+
+ /** \brief trigger before PIT entry expires
+ * \sa Strategy::beforeExpirePendingInterest
+ */
+ signal::Signal<Forwarder, pit::Entry> beforeExpirePendingInterest;
+
PUBLIC_WITH_TESTS_ELSE_PRIVATE: // pipelines
/** \brief incoming Interest pipeline
*/
@@ -204,6 +217,7 @@
Measurements m_measurements;
StrategyChoice m_strategyChoice;
DeadNonceList m_deadNonceList;
+ shared_ptr<NullFace> m_csFace;
ns3::Ptr<ns3::ndn::ContentStore> m_csFromNdnSim;