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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 <aesni/all.h>
#include <stdio.h>
#include <stdlib.h>
static void exit_with_usage(const char* argv0)
{
printf("Usage: %s KEY INIT_VECTOR [PLAIN...]\n", argv0);
exit(EXIT_FAILURE);
}
int main(int argc, char** argv)
{
__declspec(align(16)) AesBlock128 plain, cipher, iv;
__declspec(align(16)) AesBlock256 key;
__declspec(align(16)) Aes256KeySchedule key_schedule;
if (argc < 3)
exit_with_usage(argv[0]);
if (parse_aes_block256(&key, argv[1]) != 0)
{
fprintf(stderr, "Invalid 256-bit AES block '%s'\n", argv[1]);
exit_with_usage(argv[0]);
}
if (parse_aes_block128(&iv, argv[2]) != 0)
{
fprintf(stderr, "Invalid 128-bit AES block '%s'\n", argv[2]);
exit_with_usage(argv[0]);
}
aes256_expand_key_schedule(&key, &key_schedule);
for (int i = 3; i < argc; ++i)
{
if (parse_aes_block128(&plain, argv[i]) != 0)
{
fprintf(stderr, "Invalid 128-bit AES block '%s'\n", argv[i]);
continue;
}
cipher = aes256cbc_encrypt(plain, &key_schedule, iv, &iv);
print_aes_block128(&cipher);
}
return 0;
}
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