From 85e65da4925ed77a3bd3ba5a9c8d16f27ddb6ad6 Mon Sep 17 00:00:00 2001
From: xcps <xcps@yandex.com>
Date: Tue, 30 Aug 2016 01:48:37 +0500
Subject: [PATCH] server tunnel on linux binds on 127.x.x.x

---
 I2PTunnel.cpp | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/I2PTunnel.cpp b/I2PTunnel.cpp
index ad06328b..fc4da719 100644
--- a/I2PTunnel.cpp
+++ b/I2PTunnel.cpp
@@ -50,9 +50,21 @@ namespace client
 		
 	void I2PTunnelConnection::Connect ()
 	{
-		if (m_Socket)
+		if (m_Socket) {
+#ifdef __linux__ 			
+			// bind to 127.x.x.x address 
+			// where x.x.x are first three bytes from ident
+			m_Socket->open (boost::asio::ip::tcp::v4 ());
+			boost::asio::ip::address_v4::bytes_type bytes;
+			const uint8_t * ident = m_Stream->GetRemoteIdentity ()->GetIdentHash ();
+			bytes[0] = 127;
+			memcpy (bytes.data ()+1, ident, 3);
+			boost::asio::ip::address ourIP = boost::asio::ip::address_v4 (bytes);
+			m_Socket->bind (boost::asio::ip::tcp::endpoint (ourIP, 0));
+#endif
 			m_Socket->async_connect (m_RemoteEndpoint, std::bind (&I2PTunnelConnection::HandleConnect,
 				shared_from_this (), std::placeholders::_1));
+		}
 	}	
 		
 	void I2PTunnelConnection::Terminate ()