clean up unconfirmed tags faster

Garlic.cpp

@@ -38,9 +38,6 @@ namespace garlic
 
 	GarlicRoutingSession::~GarlicRoutingSession	()
 	{	
-		for (auto it: m_UnconfirmedTagsMsgs)	
-			delete it.second;
-		m_UnconfirmedTagsMsgs.clear ();
 	}
 
 	std::shared_ptr<GarlicRoutingPath> GarlicRoutingSession::GetSharedRoutingPath ()
@@ -93,19 +90,28 @@ namespace garlic
 	}	
 		
 	void GarlicRoutingSession::TagsConfirmed (uint32_t msgID) 
-	{ 
-		auto it = m_UnconfirmedTagsMsgs.find (msgID);	
-		if (it != m_UnconfirmedTagsMsgs.end ())
 	{ 
 		uint32_t ts = i2p::util::GetSecondsSinceEpoch ();
-			UnconfirmedTags * tags = it->second;
+		for (auto it = m_UnconfirmedTagsMsgs.begin (); it != m_UnconfirmedTagsMsgs.end ();)
+		{
+			auto& tags = *it;
+			if (tags->msgID == msgID)
+			{
 				if (ts < tags->tagsCreationTime + OUTGOING_TAGS_EXPIRATION_TIMEOUT)
 				{	
 					for (int i = 0; i < tags->numTags; i++)
 						m_SessionTags.push_back (tags->sessionTags[i]);
 				}	
-			m_UnconfirmedTagsMsgs.erase (it);
-			delete tags;
+				it = m_UnconfirmedTagsMsgs.erase (it);
+			}	
+			else if (ts >= tags->tagsCreationTime + OUTGOING_TAGS_CONFIRMATION_TIMEOUT)
+			{
+				if (m_Owner)
+					m_Owner->RemoveDeliveryStatusSession (tags->msgID);
+				it = m_UnconfirmedTagsMsgs.erase (it);
+			}	
+			else 
+				it++;
 		}
 	}
 
@@ -122,11 +128,10 @@ namespace garlic
 		// delete expired unconfirmed tags
 		for (auto it = m_UnconfirmedTagsMsgs.begin (); it != m_UnconfirmedTagsMsgs.end ();)
 		{
-			if (ts >= it->second->tagsCreationTime + OUTGOING_TAGS_CONFIRMATION_TIMEOUT)
+			if (ts >= (*it)->tagsCreationTime + OUTGOING_TAGS_CONFIRMATION_TIMEOUT)
 			{
 				if (m_Owner)
-					m_Owner->RemoveDeliveryStatusSession (it->first);
-				delete it->second;
+					m_Owner->RemoveDeliveryStatusSession ((*it)->msgID);
 				it = m_UnconfirmedTagsMsgs.erase (it);
 			}	
 			else
@@ -258,7 +263,10 @@ namespace garlic
 					size += cloveSize;
 					(*numCloves)++;
 					if (newTags) // new tags created
-						m_UnconfirmedTagsMsgs[msgID] = newTags;
+					{
+						newTags->msgID = msgID;
+						m_UnconfirmedTagsMsgs.emplace_back (newTags);
+					}	
 					m_Owner->DeliveryStatusSent (shared_from_this (), msgID);
 				}
 				else

Garlic.h

@@ -83,6 +83,7 @@ namespace garlic
 			{
 				UnconfirmedTags (int n): numTags (n), tagsCreationTime (0) { sessionTags = new SessionTag[numTags]; };
 				~UnconfirmedTags () { delete[] sessionTags; };
+				uint32_t msgID;
 				int numTags;
 				SessionTag * sessionTags;
 				uint32_t tagsCreationTime;
@@ -123,7 +124,7 @@ namespace garlic
 			i2p::crypto::AESKey m_SessionKey;
 			std::list<SessionTag> m_SessionTags;
 			int m_NumTags;
-			std::map<uint32_t, UnconfirmedTags *> m_UnconfirmedTagsMsgs;	
+			std::list<std::unique_ptr<UnconfirmedTags> > m_UnconfirmedTagsMsgs;	
 			
 			LeaseSetUpdateStatus m_LeaseSetUpdateStatus;
 			uint32_t m_LeaseSetUpdateMsgID;