esp-firewall/SourceCode/arduino/lib/Firewall/esp32Firewall.hpp

#ifndef ESP32_FIREWALL_HPP
#define ESP32_FIREWALL_HPP

#include "EEPROM.h"
#include "FirewallTypes.h"

#define eeprom_start_firewall_rules 4

namespace firewall
{
    class esp32Firewall
    {
    private:
        uint16_t eeprom_size = 512;
        uint8_t security_number = 93;
        int eeprom_settings_head = 0;
        int eeprom_rules_head = eeprom_start_firewall_rules;

        void setup_eeprom();
        void eeprom_write_firewall_rules();
        void eeprom_read_firewall_rule(uint8_t &, uint8_t &);
        void eeprom_read_firewall_rules();

    protected:
        uint8_t amount_of_rules = 0;
        struct firewall_rule *head = NULL;

        void add_rule_to_firewall(firewall_rule_t *);
        firewall_rule_t *get_rule_from_firewall(uint8_t);
        bool delete_rule_from_firewall(uint8_t);

        void eeprom_write_firewall_rule(firewall_rule_t *);

        String protocol_to_string(firewall_protocol_t &);
        firewall_protocol_t string_to_protocol(std::string &);
        String target_to_string(firewall_target_t &);
        firewall_target_t string_to_target(std::string &);

    public:
        esp32Firewall();
        ~esp32Firewall();
    };
}

#endif