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/* IKEv2 nat traversal, for libreswan
*
* Copyright (C) 2021 Andrew Cagney
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version. See <https://www.gnu.org/licenses/gpl2.txt>.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
#ifndef IKEV2_NAT_H
#define IKEV2_NAT_H
/*
* NAT-D
*/
extern bool v2_nat_detected(struct ike_sa *ike, struct msg_digest *md);
/*
* move initiator endpoints (src, dst) to NAT ports.
*/
bool v2_natify_initiator_endpoints(struct ike_sa *ike, where_t where);
bool ikev2_out_natd(const ip_endpoint *local_endpoint,
const ip_endpoint *remote_endpoint,
const ike_spis_t *ike_spis,
struct pbs_out *outs);
bool ikev2_out_nat_v2n(struct pbs_out *outs, struct state *st,
const ike_spi_t *ike_responder_spi);
#endif
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