| /* rijndael-alg-fst.h --- Rijndael cipher implementation. |
| * Copyright (C) 2005, 2009-2020 Free Software Foundation, Inc. |
| * |
| * This file is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published |
| * by the Free Software Foundation; either version 2, or (at your |
| * option) any later version. |
| * |
| * This file is distributed in the hope that it will be useful, but |
| * WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this file; if not, see <https://www.gnu.org/licenses/>. |
| * |
| */ |
| |
| /* Adapted for gnulib by Simon Josefsson. */ |
| |
| /** |
| * rijndael-alg-fst.h |
| * |
| * @version 3.0 (December 2000) |
| * |
| * Optimised ANSI C code for the Rijndael cipher (now AES) |
| * |
| * @author Vincent Rijmen <vincent.rijmen@esat.kuleuven.ac.be> |
| * @author Antoon Bosselaers <antoon.bosselaers@esat.kuleuven.ac.be> |
| * @author Paulo Barreto <paulo.barreto@terra.com.br> |
| * |
| * This code is hereby placed in the public domain. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ''AS IS'' AND ANY EXPRESS |
| * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE |
| * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
| * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
| * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, |
| * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| #ifndef __RIJNDAEL_ALG_FST_H |
| #define __RIJNDAEL_ALG_FST_H |
| |
| #include <stdint.h> |
| #include <stddef.h> |
| |
| #define RIJNDAEL_MAXKC (256/32) |
| #define RIJNDAEL_MAXKB (256/8) |
| #define RIJNDAEL_MAXNR 14 |
| |
| int rijndaelKeySetupEnc (uint32_t rk[ /*4*(Nr + 1) */ ], |
| const char cipherKey[], size_t keyBits); |
| int rijndaelKeySetupDec (uint32_t rk[ /*4*(Nr + 1) */ ], |
| const char cipherKey[], size_t keyBits); |
| void rijndaelEncrypt (const uint32_t rk[ /*4*(Nr + 1) */ ], size_t Nr, |
| const char pt[16], char ct[16]); |
| void rijndaelDecrypt (const uint32_t rk[ /*4*(Nr + 1) */ ], size_t Nr, |
| const char ct[16], char pt[16]); |
| |
| #endif /* __RIJNDAEL_ALG_FST_H */ |