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/*
* Helper function for dealing with post-quantum preshared keys
*
* Copyright (C) 2017 Vukasin Karadzic <vukasin.karadzic@gmail.com>
* Copyright (C) 2017 Paul Wouters <pwouters@redhat.com>
* Copyright (C) 2019 D. Hugh Redelmeier <hugh@mimosa.com>
*
* 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.
*/
#include "state.h"
#include "packet.h"
struct ppk_id_payload {
enum ppk_id_type type;
chunk_t ppk_id;
};
extern bool create_ppk_id_payload(chunk_t *ppk_id, struct ppk_id_payload *payl);
extern bool emit_unified_ppk_id(struct ppk_id_payload *payl, pb_stream *pbs);
extern bool extract_v2N_ppk_identity(const struct pbs_in *pbs, struct ppk_id_payload *payl,
struct ike_sa *ike);
extern bool ikev2_calc_no_ppk_auth(struct ike_sa *ike,
const struct crypt_mac *id_hash,
chunk_t *no_ppk_auth /* output */);
extern void ppk_recalculate(const chunk_t *ppk, const struct prf_desc *prf,
PK11SymKey **sk_d, /* updated */
PK11SymKey **sk_pi, /* updated */
PK11SymKey **sk_pr, /* updated */
struct logger *logger);
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