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/**
* \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.
*/
#include "aes_common.hpp"
#include <aesni/all.h>
#include <aesnixx/all.hpp>
#include <exception>
#include <iostream>
int main(int argc, char** argv)
{
try
{
CommandLineParser cmd_parser("aes_encrypt_block.exe");
if (!cmd_parser.parse_options(argc, argv))
return 0;
auto args = cmd_parser.get_args();
while (!args.empty())
{
AesNI_BoxAlgorithmParams algorithm_params;
switch (cmd_parser.get_algorithm())
{
case AESNI_AES128:
aesni::aes::from_string(algorithm_params.aes128_key, args.front());
break;
case AESNI_AES192:
aesni::aes::from_string(algorithm_params.aes192_key, args.front());
break;
case AESNI_AES256:
aesni::aes::from_string(algorithm_params.aes256_key, args.front());
break;
}
args.pop_front();
AesNI_BoxBlock iv;
AesNI_BoxBlock* iv_ptr = nullptr;
switch (cmd_parser.get_mode())
{
case AESNI_ECB:
break;
case AESNI_CBC:
case AESNI_CFB:
case AESNI_OFB:
case AESNI_CTR:
if (args.empty())
{
cmd_parser.print_usage();
return 1;
}
aesni::aes::from_string(iv.aes_block, args.front());
iv_ptr = &iv;
args.pop_front();
break;
}
AesNI_Box box;
aesni_box_init(
&box,
cmd_parser.get_algorithm(),
&algorithm_params,
cmd_parser.get_mode(),
iv_ptr,
aesni::ErrorDetailsThrowsInDestructor());
while (!args.empty())
{
if (args.front() == "--")
{
args.pop_front();
break;
}
AesNI_BoxBlock ciphertext;
aesni::aes::from_string(ciphertext.aes_block, args.front());
args.pop_front();
AesNI_BoxBlock plaintext;
aesni_box_decrypt_block(
&box,
&ciphertext,
&plaintext,
aesni::ErrorDetailsThrowsInDestructor());
std::cout << aesni::aes::to_string(plaintext.aes_block) << "\n";
}
}
return 0;
}
catch (const boost::program_options::error& e)
{
std::cerr << "Usage error: " << e.what() << "\n";
return 1;
}
catch (const aesni::Error& e)
{
std::cerr << e;
return 1;
}
catch (const std::exception& e)
{
std::cerr << e.what() << "\n";
return 1;
}
}
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