From: Martin Willi <martin@revosec.ch>
Date: Mon, 8 Oct 2012 09:15:09 +0000 (+0200)
Subject: Raise a bus alert when IKE message header parsing fails
X-Git-Tag: 5.0.2dr4~326
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=2b95ab76203c23f6d0857ea739ca578c43cbe645;p=thirdparty%2Fstrongswan.git

Raise a bus alert when IKE message header parsing fails
---

diff --git a/src/libcharon/bus/bus.h b/src/libcharon/bus/bus.h
index c732b8c92d..2cd04cf97a 100644
--- a/src/libcharon/bus/bus.h
+++ b/src/libcharon/bus/bus.h
@@ -94,6 +94,8 @@ enum alert_t {
 	ALERT_PEER_INIT_UNREACHABLE,
 	/** received IKE message with invalid SPI, argument is message_t* */
 	ALERT_INVALID_IKE_SPI,
+	/** received IKE message with invalid header, argument is message_t* */
+	ALERT_PARSE_ERROR_HEADER,
 };
 
 /**
diff --git a/src/libcharon/network/receiver.c b/src/libcharon/network/receiver.c
index 2f87a5ecb9..205bee58e0 100644
--- a/src/libcharon/network/receiver.c
+++ b/src/libcharon/network/receiver.c
@@ -488,6 +488,7 @@ static job_requeue_t receive_packets(private_receiver_t *this)
 	{
 		DBG1(DBG_NET, "received invalid IKE header from %H - ignored",
 			 packet->get_source(packet));
+		charon->bus->alert(charon->bus, ALERT_PARSE_ERROR_HEADER, message);
 		message->destroy(message);
 		return JOB_REQUEUE_DIRECT;
 	}