1 /* rijndael-alg-fst.h --- Rijndael cipher implementation.
2 * Copyright (C) 2005, 2009-2019 Free Software Foundation, Inc.
4 * This file is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published
6 * by the Free Software Foundation; either version 2, or (at your
7 * option) any later version.
9 * This file is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this file; if not, see <https://www.gnu.org/licenses/>.
19 /* Adapted for gnulib by Simon Josefsson. */
24 * @version 3.0 (December 2000)
26 * Optimised ANSI C code for the Rijndael cipher (now AES)
28 * @author Vincent Rijmen <vincent.rijmen@esat.kuleuven.ac.be>
29 * @author Antoon Bosselaers <antoon.bosselaers@esat.kuleuven.ac.be>
30 * @author Paulo Barreto <paulo.barreto@terra.com.br>
32 * This code is hereby placed in the public domain.
34 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ''AS IS'' AND ANY EXPRESS
35 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
36 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
37 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE
38 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
39 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
40 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
41 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
42 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
43 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
44 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
46 #ifndef __RIJNDAEL_ALG_FST_H
47 #define __RIJNDAEL_ALG_FST_H
52 #define RIJNDAEL_MAXKC (256/32)
53 #define RIJNDAEL_MAXKB (256/8)
54 #define RIJNDAEL_MAXNR 14
56 int rijndaelKeySetupEnc (uint32_t rk
[ /*4*(Nr + 1) */ ],
57 const char cipherKey
[], size_t keyBits
);
58 int rijndaelKeySetupDec (uint32_t rk
[ /*4*(Nr + 1) */ ],
59 const char cipherKey
[], size_t keyBits
);
60 void rijndaelEncrypt (const uint32_t rk
[ /*4*(Nr + 1) */ ], size_t Nr
,
61 const char pt
[16], char ct
[16]);
62 void rijndaelDecrypt (const uint32_t rk
[ /*4*(Nr + 1) */ ], size_t Nr
,
63 const char ct
[16], char pt
[16]);
65 #endif /* __RIJNDAEL_ALG_FST_H */