From 9ef8ae99e2e98102af0aac791218ce29634f6971 Mon Sep 17 00:00:00 2001
From: orignal <romakoshelkin@yandex.ru>
Date: Sun, 16 Mar 2014 08:34:32 -0400
Subject: [PATCH] close SSU session if MAC verification fails
---
SSU.cpp | 11 +++++++++++
SSU.h | 4 +++-
2 files changed, 14 insertions(+), 1 deletion(-)
diff --git a/SSU.cpp b/SSU.cpp
index 196c0a72..64886e90 100644
--- a/SSU.cpp
+++ b/SSU.cpp
@@ -418,7 +418,10 @@ namespace ssu
LogPrint ("Unexpected payload type ", (int)(header->flag >> 4));
}
else
+ {
LogPrint ("MAC verification failed");
+ Failed ();
+ }
}
else
LogPrint ("SSU is not supported");
@@ -511,6 +514,14 @@ namespace ssu
m_DelayedMessages.clear ();
}
}
+
+ void SSUSession::Failed ()
+ {
+ m_State = eSessionStateFailed;
+ Close ();
+ if (m_Server)
+ m_Server->DeleteSession (this); // delete this
+ }
const uint8_t * SSUSession::GetIntroKey () const
{
diff --git a/SSU.h b/SSU.h
index c61d09bb..c0c82e3e 100644
--- a/SSU.h
+++ b/SSU.h
@@ -58,7 +58,8 @@ namespace ssu
eSessionRelayRequestSent,
eSessionRelayRequestReceived,
eSessionRelayResponseReceived,
- eSessionStateEstablished
+ eSessionStateEstablished,
+ eSessionStateFailed
};
class SSUServer;
@@ -91,6 +92,7 @@ namespace ssu
void SendSessionConfirmed (const uint8_t * y, const uint8_t * ourAddress, uint32_t relayTag);
void ProcessRelayResponse (uint8_t * buf, size_t len);
void Established ();
+ void Failed ();
void ProcessData (uint8_t * buf, size_t len);
void SendMsgAck (uint32_t msgID);
void SendSesionDestroyed ();