password_policy_validator.hpp

/* -*- mode: c++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 *
 * Copyright (C) 2025 Marco Craveiro <marco.craveiro@gmail.com>
 *
 * 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, write to the Free Software Foundation, Inc., 51
 * Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 */
 
#ifndef ORES_ACCOUNTS_SECURITY_PASSWORD_POLICY_VALIDATOR_HPP
#define ORES_ACCOUNTS_SECURITY_PASSWORD_POLICY_VALIDATOR_HPP
 
#include <string>
 
namespace ores::accounts::security {
 
class password_policy_validator {
public:
    struct validation_result {
        bool is_valid;
        std::string error_message;
    };
 
    static validation_result validate(const std::string& password,
                                      bool enforce_policy = true);
 
private:
    static constexpr std::size_t MIN_LENGTH = 12;
    static constexpr const char* SPECIAL_CHARS = "!@#$%^&*()_+-=[]{}|;:,.<>?";
};
 
}
 
#endif