From 92bd29ebf18b988c448945bbc012e85e3630af80 Mon Sep 17 00:00:00 2001
From: orignal <i2porignal@yandex.ru>
Date: Mon, 30 Mar 2015 13:10:36 -0400
Subject: [PATCH] delete trailing paddings of SSU packtes

---
 SSUSession.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/SSUSession.cpp b/SSUSession.cpp
index edc5cb9f..1e4f0fe7 100644
--- a/SSUSession.cpp
+++ b/SSUSession.cpp
@@ -126,6 +126,8 @@ namespace transport
 
 	void SSUSession::ProcessMessage (uint8_t * buf, size_t len, const boost::asio::ip::udp::endpoint& senderEndpoint)
 	{
+		len -= (len & 0x0F); // %16, delete extra padding
+		if (len <= sizeof (SSUHeader)) return; // drop empty message
 		//TODO: since we are accessing a uint8_t this is unlikely to crash due to alignment but should be improved
 		SSUHeader * header = (SSUHeader *)buf;
 		switch (header->GetPayloadType ())