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

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