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/*
* Dropbear SSH
*
* Copyright (c) 2002,2003 Matt Johnston
* Copyright (c) 2020 by Vladislav Grishenko
* All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE. */
#ifndef DROPBEAR_DROPBEAR_GCM_H_
#define DROPBEAR_DROPBEAR_GCM_H_
#include "includes.h"
#include "algo.h"
#if DROPBEAR_ENABLE_GCM_MODE
#define GCM_IVFIX_LEN 4
#define GCM_IVCTR_LEN 8
#define GCM_NONCE_LEN (GCM_IVFIX_LEN + GCM_IVCTR_LEN)
typedef struct {
gcm_state gcm;
unsigned char iv[GCM_NONCE_LEN];
} dropbear_gcm_state;
extern const struct dropbear_cipher_mode dropbear_mode_gcm;
#endif /* DROPBEAR_ENABLE_GCM_MODE */
#endif /* DROPBEAR_DROPBEAR_GCM_H_ */
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