diff options
Diffstat (limited to 'utils/block/aes128ofb_decrypt_block.c')
-rw-r--r-- | utils/block/aes128ofb_decrypt_block.c | 75 |
1 files changed, 0 insertions, 75 deletions
diff --git a/utils/block/aes128ofb_decrypt_block.c b/utils/block/aes128ofb_decrypt_block.c deleted file mode 100644 index e61e70f..0000000 --- a/utils/block/aes128ofb_decrypt_block.c +++ /dev/null @@ -1,75 +0,0 @@ -/** - * \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> -#include <string.h> - -static void exit_with_usage() -{ - puts("Usage: aes128ofb_decrypt_block.exe KEY0 IV0 [CIPHERTEXT0...] [-- KEY1 IV1 [CIPHERTEXT1...]...]"); - exit(EXIT_FAILURE); -} - -static void print_error(AesNI_StatusCode status) -{ - fprintf(stderr, "AesNI error: %s\n", aesni_strerror(status)); -} - -int main(int argc, char** argv) -{ - AesNI_StatusCode status = AESNI_SUCCESS; - - for (--argc, ++argv; argc > -1; --argc, ++argv) - { - AesNI_Block128 plaintext, ciphertext, iv; - AesNI_Aes128_Key key; - AesNI_Aes128_RoundKeys encryption_keys; - - if (argc < 2) - exit_with_usage(); - - if (aesni_is_error(status = aesni_aes128_parse_key(&key, *argv, NULL))) - { - print_error(status); - exit_with_usage(); - } - - if (aesni_is_error(status = aesni_aes_parse_block(&iv, argv[1], NULL))) - { - print_error(status); - exit_with_usage(); - } - - aesni_aes128_expand_key(&key, &encryption_keys); - - for (argc -= 2, argv += 2; argc > 0; --argc, ++argv) - { - if (strcmp("--", *argv) == 0) - break; - - if (aesni_is_error(status = aesni_aes_parse_block(&ciphertext, *argv, NULL))) - { - print_error(status); - continue; - } - - plaintext = aesni_aes128_decrypt_block_ofb(ciphertext, &encryption_keys, iv, &iv); - - if (aesni_is_error(status = aesni_aes_print_block(&plaintext, NULL))) - { - print_error(status); - continue; - } - } - } - - return 0; -} |