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/*
chronyd/chronyc - Programs for keeping computer clocks accurate.
**********************************************************************
* Copyright (C) Miroslav Lichvar 2020
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* 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.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
**********************************************************************
=======================================================================
Header for NTS Authenticator and Encrypted Extension Fields
extension field
*/
#ifndef GOT_NTS_NTP_AUTH_H
#define GOT_NTS_NTP_AUTH_H
#include "ntp.h"
#include "siv.h"
extern int NNA_GenerateAuthEF(NTP_Packet *packet, NTP_PacketInfo *info, SIV_Instance siv,
const unsigned char *nonce, int nonce_length,
const unsigned char *plaintext, int plaintext_length,
int min_ef_length);
extern int NNA_DecryptAuthEF(NTP_Packet *packet, NTP_PacketInfo *info, SIV_Instance siv,
int ef_start, unsigned char *plaintext, int buffer_length,
int *plaintext_length);
#endif
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