SecurityParams.h

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/****************************************************************************
 * Copyright (C) 2026 Davide Costa                                          *
 *                                                                          *
 * This file is part of RMW desert.                                         *
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 *   RMW desert 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 3 of the License, or any      *
 *   later version.                                                         *
 *                                                                          *
 *   RMW desert 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      *
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 ****************************************************************************/
 
#ifndef SECURITY_CONFIG_H
#define SECURITY_CONFIG_H
 
#include <cstdint>
 
#define AEAD_ALGO_ASCON_128 "Ascon-AEAD128"
#define AEAD_ALGO_ASCON_128_64 "Ascon-AEAD128-64"
#define AEAD_ALGO_ASCON_128_32 "Ascon-AEAD128-32"
 
#define KDF_ALGO_ASCON_256 "HKDF-Ascon256"
 
namespace security
{
 
enum AeadAlgorithms
{
  ASCON_AEAD128,
  ASCON_AEAD128_64,
  ASCON_AEAD128_32,
  A128GCM,
  AEAD_UNKNOWN
};
 
enum KdfAlgorithms
{
  HKDF_ASCON,
  HKDF_HMAC256,
  KDF_UNKNOWN
};
 
class AeadParams
{
  public:
    AeadParams(AeadAlgorithms alg);
 
    AeadAlgorithms get_alg() const { return alg_; }
 
    uint16_t get_key_size() const { return key_size_; }
 
    uint16_t get_nonce_size() const { return nonce_size_; }
 
    uint16_t get_tag_size() const { return tag_size_; }
 
  private:
    AeadAlgorithms alg_;
    uint16_t key_size_;
    uint16_t nonce_size_;
    uint16_t tag_size_;
};
 
}  // namespace security
 
#endif