path: root/examples/common.hpp

/**
 * \file
 * \author Egor Tensin <Egor.Tensin@gmail.com>
 * \date 2015
 * \copyright This file is licensed under the terms of the MIT License.
 *            See LICENSE.txt for details.
 */

#pragma once

#include <aesnixx/all.hpp>

#include <cstdlib>

#include <iostream>

namespace
{
    void dump_block(const char* name, const aesni::aes::Block& block)
    {
        std::cout << name << ": " << aesni::aes::to_string(block) << "\n" << aesni::aes::to_matrix_string(block) << "\n";
    }

    void dump_plaintext(const aesni::aes::Block& block)
    {
        dump_block("Plaintext", block);
    }

    template <typename KeyT>
    void dump_key(const KeyT& key)
    {
        std::cout << "Key: " << aesni::aes::to_string(key) << "\n\n";
    }

    void dump_ciphertext(const aesni::aes::Block& ciphertext)
    {
        dump_block("Ciphertext", ciphertext);
    }

    void dump_iv(const aesni::aes::Block& iv)
    {
        dump_block("Initialization vector", iv);
    }

    void dump_next_iv(const aesni::aes::Block& next_iv)
    {
        dump_block("Next initialization vector", next_iv);
    }

    void dump_decrypted(const aesni::aes::Block& decrypted)
    {
        dump_block("Decrypted", decrypted);
    }

    void make_default_plaintext(aesni::aes::Block& plaintext)
    {
        aesni::make_block(plaintext, 0xffeeddcc, 0xbbaa9988, 0x77665544, 0x33221100);
        dump_plaintext(plaintext);
    }

    void make_default_key(aesni::aes::Key128& key)
    {
        aesni::aes::make_key(key, 0x0f0e0d0c, 0x0b0a0908, 0x07060504, 0x03020100);
        dump_key(key);
    }

    void make_default_key(aesni::aes::Key192& key)
    {
        aesni::aes::make_key(key, 0x17161514, 0x13121110, 0x0f0e0d0c, 0x0b0a0908, 0x07060504, 0x03020100);
        dump_key(key);
    }

    void make_default_key(aesni::aes::Key256& key)
    {
        aesni::aes::make_key(key, 0x1f1e1d1c, 0x1b1a1918, 0x17161514, 0x13121110, 0x0f0e0d0c, 0x0b0a0908, 0x07060504, 0x03020100);
        dump_key(key);
    }

    void make_default_iv(aesni::aes::Block& iv)
    {
        aesni::make_block(iv, 0xfedcba98, 0x76543210, 0xfedcba98, 0x76543210);
        dump_iv(iv);
    }

    template <typename RoundKeysT>
    void dump_round_keys(const char* name, const RoundKeysT& round_keys)
    {
        std::cout << name << ":\n";
        for (std::size_t i = 0; i < aesni::aes::get_number_of_rounds(round_keys); ++i)
            std::cout << "\t[" << i << "]: " << aesni::aes::to_string(round_keys.keys[i]) << "\n";
        std::cout << "\n";
    }

    template <typename RoundKeysT>
    void dump_encryption_keys(const RoundKeysT& round_keys)
    {
        dump_round_keys("Encryption round keys", round_keys);
    }

    template <typename RoundKeysT>
    void dump_decryption_keys(const RoundKeysT& round_keys)
    {
        dump_round_keys("Decryption round keys", round_keys);
    }
}