1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
|
/**
* \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>
int main()
{
AesBlock128 plain, key, cipher, decrypted, iv, next_iv;
Aes128KeySchedule key_schedule, inverted_schedule;
plain = make_aes_block128(0xffeeddcc, 0xbbaa9988, 0x77665544, 0x33221100);
key = make_aes_block128(0x0f0e0d0c, 0x0b0a0908, 0x07060504, 0x03020100);
iv = make_aes_block128(0xfedcba98, 0x76543210, 0xfedcba98, 0x76543210);
printf("Plain: %s\n", format_aes_block128(&plain).str);
print_aes_block128_as_matrix(&plain);
printf("\n");
printf("Key: %s\n", format_aes_block128(&key).str);
print_aes_block128_as_matrix(&key);
printf("\n");
printf("Initialization vector: %s\n", format_aes_block128(&iv).str);
print_aes_block128_as_matrix(&iv);
aes128_expand_key_schedule(key, &key_schedule);
printf("\n");
printf("Key schedule:\n");
for (int i = 0; i < 11; ++i)
printf("\t[%d]: %s\n", i, format_aes_block128(&key_schedule.keys[i]).str);
cipher = aes128cbc_encrypt_block(plain, &key_schedule, iv, &next_iv);
printf("\n");
printf("Cipher: %s\n", format_aes_block128(&cipher).str);
print_aes_block128_as_matrix(&cipher);
printf("\n");
printf("Next initialization vector: %s\n", format_aes_block128(&next_iv).str);
print_aes_block128_as_matrix(&next_iv);
aes128_invert_key_schedule(&key_schedule, &inverted_schedule);
printf("\n");
printf("Inverted key schedule:\n");
for (int i = 0; i < 11; ++i)
printf("\t[%d]: %s\n", i, format_aes_block128(&inverted_schedule.keys[i]).str);
decrypted = aes128cbc_decrypt_block(cipher, &inverted_schedule, iv, &next_iv);
printf("\n");
printf("Decrypted: %s\n", format_aes_block128(&decrypted).str);
print_aes_block128_as_matrix(&decrypted);
printf("\n");
printf("Next initialization vector: %s\n", format_aes_block128(&next_iv).str);
print_aes_block128_as_matrix(&next_iv);
return 0;
}
|
