use shared_ptr for CreateDatabaseStore

I2NPProtocol.cpp

@@ -205,10 +205,10 @@ namespace i2p
 		return m; 
 	}	
 	
-	I2NPMessage * CreateDatabaseStoreMsg (const i2p::data::RouterInfo * router, uint32_t replyToken)
+	I2NPMessage * CreateDatabaseStoreMsg (std::shared_ptr<const i2p::data::RouterInfo> router, uint32_t replyToken)
 	{
 		if (!router) // we send own RouterInfo
-			router = &context.GetRouterInfo ();
+			router = context.GetSharedRouterInfo ();
 
 		I2NPMessage * m = NewI2NPShortMessage ();
 		uint8_t * payload = m->GetPayload ();		

I2NPProtocol.h

@@ -209,7 +209,7 @@ namespace tunnel
 		const i2p::tunnel::InboundTunnel * replyTunnel, const uint8_t * replyKey, const uint8_t * replyTag);
 	I2NPMessage * CreateDatabaseSearchReply (const i2p::data::IdentHash& ident, std::vector<i2p::data::IdentHash> routers);
 	
-	I2NPMessage * CreateDatabaseStoreMsg (const i2p::data::RouterInfo * router = nullptr, uint32_t replyToken = 0);
+	I2NPMessage * CreateDatabaseStoreMsg (std::shared_ptr<const i2p::data::RouterInfo> router = nullptr, uint32_t replyToken = 0);
 	I2NPMessage * CreateDatabaseStoreMsg (std::shared_ptr<const i2p::data::LeaseSet> leaseSet, uint32_t replyToken = 0);		
 		
 	bool HandleBuildRequestRecords (int num, uint8_t * records, uint8_t * clearText);

NetDb.cpp

@@ -740,7 +740,7 @@ namespace data
 				LogPrint ("Requested RouterInfo ", key, " found");
 				router->LoadBuffer ();
 				if (router->GetBuffer ()) 
-					replyMsg = CreateDatabaseStoreMsg (router.get ());
+					replyMsg = CreateDatabaseStoreMsg (router);
 			}
 		
 			if (!replyMsg)
@@ -874,7 +874,7 @@ namespace data
 			{
 				uint32_t replyToken = i2p::context.GetRandomNumberGenerator ().GenerateWord32 ();
 				LogPrint ("Publishing our RouterInfo to ", floodfill->GetIdentHashAbbreviation (), ". reply token=", replyToken);
-				transports.SendMessage (floodfill->GetIdentHash (), CreateDatabaseStoreMsg ((RouterInfo *)nullptr, replyToken));	
+				transports.SendMessage (floodfill->GetIdentHash (), CreateDatabaseStoreMsg (std::make_shared<RouterInfo>(nullptr), replyToken));	
 				excluded.insert (floodfill->GetIdentHash ());
 			}
 		}