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Make the UDP ports charon listens for packets on (and uses as source ports) configurable.

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This commit is contained in:
Tobias Brunner
2012-08-08 15:07:43 +02:00
parent 73940eb712
commit e7ea057fd2
18 changed files with 89 additions and 48 deletions
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src/libcharon/sa/ikev2/tasks/ike_mobike.c
+5 -5
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@@ -271,15 +271,15 @@ static void update_children(private_ike_mobike_t *this)
/**
* Apply the port of the old host, if its ip equals the new, use port otherwise.
*/
static void apply_port(host_t *host, host_t *old, u_int16_t port)
static void apply_port(host_t *host, host_t *old, u_int16_t port, bool local)
{
if (host->ip_equals(host, old))
{
port = old->get_port(old);
}
else if (port == IKEV2_UDP_PORT)
else if (port == (local ? CHARON_UDP_PORT : IKEV2_UDP_PORT))
{
port = IKEV2_NATT_PORT;
port = (local ? CHARON_NATT_PORT : IKEV2_NATT_PORT);
}
host->set_port(host, port);
}
@@ -314,9 +314,9 @@ METHOD(ike_mobike_t, transmit, void,
continue;
}
/* reuse port for an active address, 4500 otherwise */
apply_port(me, me_old, ike_cfg->get_my_port(ike_cfg));
apply_port(me, me_old, ike_cfg->get_my_port(ike_cfg), TRUE);
other = other->clone(other);
apply_port(other, other_old, ike_cfg->get_other_port(ike_cfg));
apply_port(other, other_old, ike_cfg->get_other_port(ike_cfg), FALSE);
DBG1(DBG_IKE, "checking path %#H - %#H", me, other);
copy = packet->clone(packet);
copy->set_source(copy, me);