76 lines
2.7 KiB
C
Executable File
76 lines
2.7 KiB
C
Executable File
/* rijndael-alg-fst.h --- Rijndael cipher implementation.
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* Copyright (C) 2005, 2009-2024 Free Software Foundation, Inc.
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*
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* This file is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as
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* published by the Free Software Foundation; either version 2.1 of the
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* License, or (at your option) any later version.
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*
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* This file is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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/* Adapted for gnulib by Simon Josefsson. */
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/**
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* rijndael-alg-fst.h
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*
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* @version 3.0 (December 2000)
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*
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* Optimised ANSI C code for the Rijndael cipher (now AES)
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*
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* @author Vincent Rijmen <vincent.rijmen@esat.kuleuven.ac.be>
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* @author Antoon Bosselaers <antoon.bosselaers@esat.kuleuven.ac.be>
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* @author Paulo Barreto <paulo.barreto@terra.com.br>
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*
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* This code is hereby placed in the public domain.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHORS ''AS IS'' AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef __RIJNDAEL_ALG_FST_H
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#define __RIJNDAEL_ALG_FST_H
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#include <stdint.h>
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#include <stddef.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define RIJNDAEL_MAXKC (256/32)
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#define RIJNDAEL_MAXKB (256/8)
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#define RIJNDAEL_MAXNR 14
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int rijndaelKeySetupEnc (uint32_t rk[ /*4*(Nr + 1) */ ],
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const char cipherKey[], size_t keyBits);
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int rijndaelKeySetupDec (uint32_t rk[ /*4*(Nr + 1) */ ],
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const char cipherKey[], size_t keyBits);
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void rijndaelEncrypt (const uint32_t rk[ /*4*(Nr + 1) */ ], size_t Nr,
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const char pt[16], char ct[16]);
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void rijndaelDecrypt (const uint32_t rk[ /*4*(Nr + 1) */ ], size_t Nr,
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const char ct[16], char pt[16]);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __RIJNDAEL_ALG_FST_H */
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