1/* $NetBSD: rijndael.h,v 1.10 2005/12/11 12:20:52 christos Exp $ */
2/* $KAME: rijndael.h,v 1.3 2003/07/15 10:47:16 itojun Exp $ */
3
4/**
5 * rijndael-alg-fst.h
6 *
7 * @version 3.0 (December 2000)
8 *
9 * Optimised ANSI C code for the Rijndael cipher (now AES)
10 *
11 * @author Vincent Rijmen <vincent.rijmen@esat.kuleuven.ac.be>
12 * @author Antoon Bosselaers <antoon.bosselaers@esat.kuleuven.ac.be>
13 * @author Paulo Barreto <paulo.barreto@terra.com.br>
14 *
15 * This code is hereby placed in the public domain.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ''AS IS'' AND ANY EXPRESS
18 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE
21 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
24 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
25 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
26 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
27 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30#ifndef __RIJNDAEL_H
31#define __RIJNDAEL_H
32
33#include <crypto/rijndael/rijndael-alg-fst.h>
34
35typedef struct {
36 int decrypt;
37 int Nr; /* key-length-dependent number of rounds */
38 uint32_t ek[4 * (RIJNDAEL_MAXNR + 1)]; /* encrypt key schedule */
39 uint32_t dk[4 * (RIJNDAEL_MAXNR + 1)]; /* decrypt key schedule */
40} rijndael_ctx;
41
42void rijndael_set_key(rijndael_ctx *, const u_char *, int);
43void rijndael_decrypt(const rijndael_ctx *, const u_char *, u_char *);
44void rijndael_encrypt(const rijndael_ctx *, const u_char *, u_char *);
45
46#endif /* __RIJNDAEL_H */
47