From d7b412c1eb0d0e650316929ac3199c4fc80d2df4 Mon Sep 17 00:00:00 2001
From: orignal <i2porignal@yandex.ru>
Date: Tue, 18 Jul 2017 15:58:32 -0400
Subject: [PATCH] overwrite existing address

---
 libi2pd_client/AddressBook.cpp | 23 +++++++++++++++++------
 1 file changed, 17 insertions(+), 6 deletions(-)

diff --git a/libi2pd_client/AddressBook.cpp b/libi2pd_client/AddressBook.cpp
index d5620758..b40fadf6 100644
--- a/libi2pd_client/AddressBook.cpp
+++ b/libi2pd_client/AddressBook.cpp
@@ -376,12 +376,23 @@ namespace client
 					continue;
 				}
 				numAddresses++;
-				if (m_Addresses.count(name) > 0)
-					continue; /* already exists */
-				m_Addresses[name] = ident->GetIdentHash ();
-				m_Storage->AddAddress (ident);
-				if (is_update)
-					LogPrint(eLogInfo, "Addressbook: added new host: ", name);
+				auto it = m_Addresses.find (name);
+				if (it != m_Addresses.end ()) // aleady exists ?
+				{
+					if (it->second != ident->GetIdentHash ()) // address changed?
+					{
+						it->second = ident->GetIdentHash ();
+						m_Storage->AddAddress (ident);
+						LogPrint (eLogInfo, "Addressbook: updated host: ", name);		
+					}
+				}	
+				else
+				{
+					m_Addresses.insert (std::make_pair (name, ident->GetIdentHash ()));
+					m_Storage->AddAddress (ident);
+					if (is_update)
+						LogPrint (eLogInfo, "Addressbook: added new host: ", name);
+				}
 			}
 			else
 				incomplete = f.eof ();