46 lines
1.7 KiB
C++

/*
* Copyright (c) 2015, 2016 Oracle and/or its affiliates. All rights reserved.
*
* 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; version 2 of the
* License.
*
* 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 St, Fifth Floor, Boston, MA
* 02110-1301 USA
*/
#ifndef _PASSWORD_HASHER_H_
#define _PASSWORD_HASHER_H_
#include <string>
#include <stdint.h>
class Password_hasher
{
public:
static std::string generate_user_salt();
static std::string compute_password_hash(const std::string &password);
static std::string scramble(const char *message, const char *password);
static bool check_scramble_mysql41_hash(const char *scramble_arg, const char *message, const uint8_t *hash_stage2);
static std::string get_salt_from_password(const std::string &password_hash);
static std::string get_password_from_salt(const std::string &hash_stage2);
private:
static void hex2octet(char *to, const char *str, size_t len);
static char *octet2hex(char *to, const char *str, size_t len);
static void compute_two_stage_mysql41_hash(const char *password, size_t pass_len, uint8_t *hash_stage1, uint8_t *hash_stage2);
static void my_crypt(char *to, const uint8_t *s1, const uint8_t *s2, size_t len);
static const char *_dig_vec_upper;
};
#endif