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Port floating patch partially reversed.

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If MOBIKE is enabled, we do have to switch to port 4500 with the
IKE_AUTH request, that is, before we know whether the other peer
actually supports MOBIKE or not.
This commit is contained in:
Tobias Brunner
2010-08-30 14:54:31 +02:00
parent 277f02ce9e
commit 2402dee177
2 changed files with 8 additions and 12 deletions
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src/libcharon/sa/tasks/ike_mobike.c
-11
View File
@@ -468,18 +468,7 @@ static status_t process_i(private_ike_mobike_t *this, message_t *message)
if (message->get_exchange_type(message) == IKE_AUTH &&
this->ike_sa->get_state(this->ike_sa) == IKE_ESTABLISHED)
{
peer_cfg_t *peer_cfg = this->ike_sa->get_peer_cfg(this->ike_sa);
process_payloads(this, message);
/* if peer supports NAT-T and MOBIKE, we switch to port 4500 even
* if no NAT is detected. MOBIKE requires this. */
if (peer_cfg->use_mobike(peer_cfg) &&
this->ike_sa->supports_extension(this->ike_sa, EXT_NATT) &&
this->ike_sa->supports_extension(this->ike_sa, EXT_MOBIKE))
{
this->ike_sa->float_ports(this->ike_sa);
}
return SUCCESS;
}
else if (message->get_exchange_type(message) == INFORMATIONAL)
src/libcharon/sa/tasks/ike_natd.c
+8 -1
View File
@@ -264,7 +264,14 @@ static status_t process_i(private_ike_natd_t *this, message_t *message)
if (message->get_exchange_type(message) == IKE_SA_INIT)
{
if (this->ike_sa->has_condition(this->ike_sa, COND_NAT_ANY))
peer_cfg_t *peer_cfg = this->ike_sa->get_peer_cfg(this->ike_sa);
if (this->ike_sa->has_condition(this->ike_sa, COND_NAT_ANY) ||
/* if peer supports NAT-T, we switch to port 4500 even
* if no NAT is detected. can't be done later (when we would know
* whether the peer supports MOBIKE) because there would be no
* exchange to actually do the switch (other than a forced DPD). */
(peer_cfg->use_mobike(peer_cfg) &&
this->ike_sa->supports_extension(this->ike_sa, EXT_NATT)))
{
this->ike_sa->float_ports(this->ike_sa);
}