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| /* aes_keyschedule.h */ | |
| /* | |
| This file is part of the AVR-Crypto-Lib. | |
| Copyright (C) 2008 Daniel Otte (daniel.otte@rub.de) | |
| This program 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 3 of the License, or | |
| (at your option) any later version. | |
| This program 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 program. If not, see <http://www.gnu.org/licenses/>. | |
| */ | |
| /** | |
| * \file aes_keyschedule.h | |
| * \email daniel.otte@rub.de | |
| * \author Daniel Otte | |
| * \date 2008-12-30 | |
| * \license GPLv3 or later | |
| * \ingroup AES | |
| */ | |
| #ifndef AES_KEYSCHEDULE_H_ | |
| #define AES_KEYSCHEDULE_H_ | |
| #include "aes_types.h" | |
| /** | |
| * \brief initialize the keyschedule | |
| * | |
| * This function computes the keyschedule from a given key with a given length | |
| * and stores it in the context variable | |
| * \param key pointer to the key material | |
| * \param keysize_b length of the key in bits (valid are 128, 192 and 256) | |
| * \param ctx pointer to the context where the keyschedule should be stored | |
| */ | |
| void aes_init(const void* key, uint16_t keysize_b, aes_genctx_t* ctx); | |
| /** | |
| * \brief initialize the keyschedule for 128 bit key | |
| * | |
| * This function computes the keyschedule from a given 128 bit key | |
| * and stores it in the context variable | |
| * \param key pointer to the key material | |
| * \param ctx pointer to the context where the keyschedule should be stored | |
| */ | |
| void aes128_init(const void* key, aes128_ctx_t* ctx); | |
| /** | |
| * \brief initialize the keyschedule for 192 bit key | |
| * | |
| * This function computes the keyschedule from a given 192 bit key | |
| * and stores it in the context variable | |
| * \param key pointer to the key material | |
| * \param ctx pointer to the context where the keyschedule should be stored | |
| */ | |
| void aes192_init(const void* key, aes192_ctx_t* ctx); | |
| /** | |
| * \brief initialize the keyschedule for 256 bit key | |
| * | |
| * This function computes the keyschedule from a given 256 bit key | |
| * and stores it in the context variable | |
| * \param key pointer to the key material | |
| * \param ctx pointer to the context where the keyschedule should be stored | |
| */ | |
| void aes256_init(const void* key, aes256_ctx_t* ctx); | |
| #endif /* AES_KEYSCHEDULE_H_ */ | |