diff --git a/model/sync-logic.cc b/model/sync-logic.cc
index 5d6703a..a565003 100644
--- a/model/sync-logic.cc
+++ b/model/sync-logic.cc
@@ -42,24 +42,39 @@
 
 }
 
-void SyncLogic::processSyncData(string dataBuffer)
+void SyncLogic::processSyncData(string name, string dataBuffer)
 {
 
 }
 
-void SyncLogic::addLocalNames(string prefix, uint32_t seq)
+void SyncLogic::addLocalNames(string prefix, uint32_t session, uint32_t seq)
 {
-
+  NameInfoConstPtr info = StdNameInfo::FindOrCreate(prefix);
+  SeqNo seqN(session, seq);
+  m_state.update(info, seqN);
 }
 
 void SyncLogic::respondSyncInterest(string interest)
 {
+  string hash = interest.substr(interest.find_last_of("/") + 1);
+
+  Digest digest;
+
+  digest << hash;
 
 }
 
 void SyncLogic::sendSyncInterest()
 {
-
+  function<void (string, string)> f = bind(&SyncLogic::processSyncData, this, _1, _2);
+  stringstream os;
+  os << m_syncPrefix;
+  os << "/";
+  DigestConstPtr digest = m_state.getDigest();
+  os << digest;
+  string name;
+  os >> name;
+  m_ccnxHandle->sendInterest(name, f);
 }
 
 }
\ No newline at end of file