From: Tobias Brunner <tobias@strongswan.org>
Date: Fri, 30 Oct 2015 09:33:51 +0000 (+0100)
Subject: Merge branch 'ikev1-cache-informational'
X-Git-Tag: 5.3.4dr1~11
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d7e34331824dd2d483922339727e5c4b10bcb941;p=thirdparty%2Fstrongswan.git

Merge branch 'ikev1-cache-informational'

With these changes an INFORMATIONAL message (e.g. with an INITIAL_CONTACT
notify) that arrives while a responder is waiting for the last Aggressive
Mode request gets queued and delivered later.  Previously such messages
caused the IKE_SA to fail as some tasks waiting for the last AM message
fail when trying to handle the INFORMATIONAL message.  Therefore, all
other messages, such as TRANSACTION and QUICK_MODE requests, are now
dropped until AM is complete.  These don't have to be cached as they get
retransmitted by the other peer.

Fixes #1130.
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d7e34331824dd2d483922339727e5c4b10bcb941