1 /* aes128-set-decrypt-key.c
3 * Key setup for the aes/rijndael block cipher.
6 /* nettle, low-level cryptographics library
8 * Copyright (C) 2013, Niels Möller
10 * The nettle library is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU Lesser General Public License as published by
12 * the Free Software Foundation; either version 2.1 of the License, or (at your
13 * option) any later version.
15 * The nettle library is distributed in the hope that it will be useful, but
16 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
17 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
18 * License for more details.
20 * You should have received a copy of the GNU Lesser General Public License
21 * along with the nettle library; see the file COPYING.LIB. If not, write to
22 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
32 #include "aes-internal.h"
36 aes128_invert_key (struct aes128_ctx *dst, const struct aes128_ctx *src)
38 _aes_invert (_AES128_ROUNDS, dst->keys, src->keys);
42 aes128_set_decrypt_key(struct aes128_ctx *ctx, const uint8_t *key)
44 aes128_set_encrypt_key (ctx, key);
45 aes128_invert_key (ctx, ctx);