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Implemented AES-128 encryption

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Mark Qvist 2019-02-07 18:36:40 +01:00
parent 0e24b54657
commit b3b1a9b253
15 changed files with 730 additions and 118 deletions
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55
hardware/crypto/MD5.h Normal file
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/* md5.h */
/*
This file is part of the AVR-Crypto-Lib.
Copyright (C) 2006-2015 Daniel Otte (bg@nerilex.org)
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: md5.h
* Author: Daniel Otte
* Date: 31.07.2006
* License: GPL
* Description: Implementation of the MD5 hash algorithm as described in RFC 1321
*
*/
#ifndef MD5_H_
#define MD5_H_
#include <stdint.h>
#define MD5_HASH_BITS 128
#define MD5_HASH_BYTES (MD5_HASH_BITS/8)
#define MD5_BLOCK_BITS 512
#define MD5_BLOCK_BYTES (MD5_BLOCK_BITS/8)
typedef struct md5_ctx_st {
uint32_t a[4];
uint32_t counter;
} md5_ctx_t;
typedef uint8_t md5_hash_t[MD5_HASH_BYTES];
void md5_init(md5_ctx_t *s);
void md5_nextBlock(md5_ctx_t *state, const void *block);
void md5_lastBlock(md5_ctx_t *state, const void *block, uint16_t length);
void md5_ctx2hash(md5_hash_t *dest, const md5_ctx_t *state);
void md5(md5_hash_t *dest, const void *msg, uint32_t length_b);
#endif /*MD5_H_*/