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/*
* AIDE (Advanced Intrusion Detection Environment)
*
* Copyright (C) 2000-2002, 2005-2006, 2020, 2022, 2024, 2025 Rami Lehti,
* Pablo Virolainen, Richard van den Berg, Hannes von Haugwitz
*
* 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 2 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, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef _MD_H_INCLUDED
#define _MD_H_INCLUDED
#include "config.h"
#ifdef WITH_NETTLE
#include <nettle/md5.h>
#include <nettle/sha1.h>
#include <nettle/sha2.h>
#include <nettle/sha3.h>
#include <nettle/ripemd160.h>
#include <nettle/gosthash94.h>
#include <nettle/streebog.h>
#endif
#ifdef WITH_GCRYPT
#include <gcrypt.h>
#endif
#include <sys/types.h>
#include "attributes.h"
#include "hashsum.h"
#include "util.h"
struct db_line;
/*
This struct hold's internal data needed for md-calls.
*/
typedef struct md_container {
/*
Attr which are to be calculated.
*/
DB_ATTR_TYPE calc_attr;
/*
Attr which are not (yet) to be calculated.
After init hold's hashes which are not calculated :)
*/
DB_ATTR_TYPE todo_attr;
/*
Variables needed to cope with the library.
*/
#ifdef WITH_NETTLE
union {
struct md5_ctx md5;
struct sha1_ctx sha1;
struct sha256_ctx sha256;
struct sha512_ctx sha512;
struct ripemd160_ctx ripemd160;
struct gosthash94_ctx gosthash94;
struct streebog256_ctx streebog256;
struct streebog512_ctx streebog512;
struct sha512_256_ctx sha512_256;
struct sha3_512_ctx sha3_256;
struct sha3_256_ctx sha3_512;
} ctx[num_hashes];
#endif
#ifdef WITH_GCRYPT
gcry_md_hd_t mdh;
#endif
} md_container;
typedef struct md_hashsums {
unsigned char hashsums[num_hashes][HASHSUM_MAX_LENGTH];
DB_ATTR_TYPE attrs;
} md_hashsums;
int init_md(struct md_container*, const char*, const char *);
int update_md(struct md_container*,void*,ssize_t);
int close_md(struct md_container*, md_hashsums *, const char*, const char *);
void hashsums2line(md_hashsums*, struct db_line*, const char *);
DB_ATTR_TYPE copy_hashsums(char *, md_hashsums *, byte* (*)[num_hashes], const char *);
#endif /*_MD_H_INCLUDED*/
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