62 lines
2.0 KiB
C
62 lines
2.0 KiB
C
/* hfal-nessie.c */
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/*
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This file is part of the AVR-Crypto-Lib.
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Copyright (C) 2009 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 hfal-nessie.c
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* \author Daniel Otte
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* \email daniel.otte@rub.de
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* \date 2009-05-10
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* \license GPLv3 or later
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*
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*/
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#include "nessie_hash_test.h"
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#include "hashfunction_descriptor.h"
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#include <stdint.h>
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#include <avr/pgmspace.h>
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void hfal_nessie(const hfdesc_t *hd){
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if(pgm_read_byte(&(hd->type))!=HFDESC_TYPE_HASHFUNCTION)
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return;
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char name[1+strlen_P((void*)pgm_read_word(&(hd->name)))];
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strcpy_P(name, (void*)pgm_read_word(&(hd->name)));
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nessie_hash_ctx.hashsize_b = pgm_read_word(&(hd->hashsize_b));
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nessie_hash_ctx.name = name;
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nessie_hash_ctx.blocksize_B = pgm_read_word(&(hd->blocksize_b))/8;
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nessie_hash_ctx.ctx_size_B = pgm_read_word(&(hd->ctxsize_B));
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nessie_hash_ctx.hash_init = (nessie_hash_init_fpt)pgm_read_word(&(hd->init));
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nessie_hash_ctx.hash_next = (nessie_hash_next_fpt)pgm_read_word(&(hd->nextBlock));
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nessie_hash_ctx.hash_last = (nessie_hash_last_fpt)pgm_read_word(&(hd->lastBlock));
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nessie_hash_ctx.hash_conv = (nessie_hash_conv_fpt)pgm_read_word(&(hd->ctx2hash));
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nessie_hash_run();
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}
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void hfal_nessie_multiple(const hfdesc_t *const *hd_list){
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const hfdesc_t *hd;
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for(;;){
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hd = (void*)pgm_read_word(hd_list);
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if(!hd)
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return;
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hfal_nessie(hd);
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hd_list = (void*)((uint8_t*)hd_list + 2);
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}
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}
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