60 lines
1.6 KiB
C
60 lines
1.6 KiB
C
/* bcal_rc5.c */
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/*
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This file is part of the AVR-Crypto-Lib.
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Copyright (C) 2008 Daniel Otte (daniel.otte@rub.de)
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program 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 General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* \file bcal_rc5.c
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* \email daniel.otte@rub.de
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* \author Daniel Otte
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* \date 2009-01-09
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* \license GPLv3 or later
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*
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*/
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#include <avr/pgmspace.h>
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#include <stdlib.h>
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#include "blockcipher_descriptor.h"
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#include "rc5.h"
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#include "keysize_descriptor.h"
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#define RC5_ROUNDS 12
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const char rc5_str[] PROGMEM = "RC5";
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const uint8_t rc5_keysize_desc[] PROGMEM = { KS_TYPE_RANGE, KS_INT(1), KS_INT(2040),
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KS_TYPE_TERMINATOR };
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static
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void rc5_dummy_init(void *key, uint16_t keysize_b, void *ctx){
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rc5_init(key, keysize_b, RC5_ROUNDS, ctx);
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}
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const bcdesc_t rc5_desc PROGMEM = {
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BCDESC_TYPE_BLOCKCIPHER,
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BC_INIT_TYPE_2,
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rc5_str,
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sizeof(rc5_ctx_t),
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128,
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{(void_fpt)rc5_dummy_init},
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{(void_fpt)rc5_enc},
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{(void_fpt)rc5_dec},
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(bc_free_fpt)rc5_free,
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rc5_keysize_desc
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};
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