From c065fae4221f9d9a296a8636d67466c0c7f074e2 Mon Sep 17 00:00:00 2001
From: orignal <i2porignal@yandex.ru>
Date: Tue, 13 Dec 2016 12:45:18 -0500
Subject: [PATCH] store remote IdentHash only

---
 Garlic.cpp | 14 ++++++++------
 Garlic.h   |  4 +++-
 2 files changed, 11 insertions(+), 7 deletions(-)

diff --git a/Garlic.cpp b/Garlic.cpp
index ab20ac8f..192d47a0 100644
--- a/Garlic.cpp
+++ b/Garlic.cpp
@@ -18,7 +18,7 @@ namespace garlic
 {
 	GarlicRoutingSession::GarlicRoutingSession (GarlicDestination * owner, 
 	    std::shared_ptr<const i2p::data::RoutingDestination> destination, int numTags, bool attachLeaseSet):
-		m_Owner (owner), m_Destination (destination), m_NumTags (numTags), 
+		m_Owner (owner), m_IsDestination (destination->IsDestination ()), m_NumTags (numTags), 
 		m_LeaseSetUpdateStatus (attachLeaseSet ? eLeaseSetUpdated : eLeaseSetDoNotSend),
 		m_LeaseSetUpdateMsgID (0),
 		m_ElGamalEncryption (new i2p::crypto::ElGamalEncryption (destination->GetEncryptionPublicKey ()))
@@ -26,10 +26,12 @@ namespace garlic
 		// create new session tags and session key
 		RAND_bytes (m_SessionKey, 32);
 		m_Encryption.SetKey (m_SessionKey);
+		if (m_IsDestination)
+			m_DestinationIdent = destination->GetIdentHash ();
 	}	
 
 	GarlicRoutingSession::GarlicRoutingSession (const uint8_t * sessionKey, const SessionTag& sessionTag):
-		m_Owner (nullptr), m_Destination (nullptr), m_NumTags (1), m_LeaseSetUpdateStatus (eLeaseSetDoNotSend), m_LeaseSetUpdateMsgID (0)
+		m_Owner (nullptr), m_IsDestination (false), m_NumTags (1), m_LeaseSetUpdateStatus (eLeaseSetDoNotSend), m_LeaseSetUpdateMsgID (0)
 	{
 		memcpy (m_SessionKey, sessionKey, 32);
 		m_Encryption.SetKey (m_SessionKey);
@@ -177,7 +179,7 @@ namespace garlic
 		if (!tagFound) // new session
 		{
 			LogPrint (eLogInfo, "Garlic: No tags available, will use ElGamal");
-			if (!m_Destination)
+			if (!m_ElGamalEncryption)
 			{
 				LogPrint (eLogError, "Garlic: Can't use ElGamal for unknown destination");
 				return nullptr;
@@ -297,7 +299,7 @@ namespace garlic
 		}	
 		if (msg) // clove message ifself if presented
 		{	
-			size += CreateGarlicClove (payload + size, msg, m_Destination ? m_Destination->IsDestination () : false);
+			size += CreateGarlicClove (payload + size, msg, m_IsDestination);
 			(*numCloves)++;
 		}	
 		memset (payload + size, 0, 3); // certificate of message
@@ -315,11 +317,11 @@ namespace garlic
 	{
 		uint64_t ts = i2p::util::GetMillisecondsSinceEpoch () + 8000; // 8 sec
 		size_t size = 0;
-		if (isDestination && m_Destination)
+		if (isDestination)
 		{
 			buf[size] = eGarlicDeliveryTypeDestination << 5;//  delivery instructions flag destination
 			size++;
-			memcpy (buf + size, m_Destination->GetIdentHash (), 32);
+			memcpy (buf + size, m_DestinationIdent, 32);
 			size += 32;
 		}	
 		else	
diff --git a/Garlic.h b/Garlic.h
index a7e2d264..523399cc 100644
--- a/Garlic.h
+++ b/Garlic.h
@@ -127,7 +127,9 @@ namespace garlic
 		private:
 
 			GarlicDestination * m_Owner;
-			std::shared_ptr<const i2p::data::RoutingDestination> m_Destination;
+			bool m_IsDestination; // destination or RouterInfo ?
+			i2p::data::IdentHash m_DestinationIdent;
+			
 			i2p::crypto::AESKey m_SessionKey;
 			std::list<SessionTag> m_SessionTags;
 			int m_NumTags;