Ethernet2.h

/*
  modified 12 Aug 2013
  by Soohwan Kim (suhwan@wiznet.co.kr)

  - 10 Apr. 2015
  Added support for Arduino Ethernet Shield 2
  by Arduino.org team

*/
#ifndef ethernet_h
#define ethernet_h

#include <inttypes.h>
#include "utility/w5500.h"
#include "IPAddress.h"
#include "EthernetClient.h"
#include "EthernetServer.h"
#include "Dhcp.h"



class EthernetClass
{
  private:
    IPAddress _dnsServerAddress;
    char* _dnsDomainName;
    char* _hostName;
    DhcpClass* _dhcp;

    // KH add to work with new func void MACAddress(uint8_t *mac_address); and SinricPro v2.5.1+
    uint8_t _mac_address[6] = {0,};
    //////

  public:
    uint8_t w5500_cspin;

    static uint8_t _state[MAX_SOCK_NUM];
    static uint16_t _server_port[MAX_SOCK_NUM];

    EthernetClass()
    {
      _dhcp = NULL;
      w5500_cspin = 10;
    }
    void init(uint8_t _cspin = 10)
    {
      w5500_cspin = _cspin;
    }

#if defined(WIZ550io_WITH_MACADDRESS)
    // Initialize function when use the ioShield serise (included WIZ550io)
    // WIZ550io has a MAC address which is written after reset.
    // Default IP, Gateway and subnet address are also writen.
    // so, It needs some initial time. please refer WIZ550io Datasheet in details.
    int begin(void);
    void begin(IPAddress local_ip);
    void begin(IPAddress local_ip, IPAddress dns_server);
    void begin(IPAddress local_ip, IPAddress dns_server, IPAddress gateway);
    void begin(IPAddress local_ip, IPAddress dns_server, IPAddress gateway, IPAddress subnet);
#else
    // Initialize the Ethernet shield to use the provided MAC address and gain the rest of the
    // configuration through DHCP.
    // Returns 0 if the DHCP configuration failed, and 1 if it succeeded
    int begin(uint8_t *mac_address);
    void begin(uint8_t *mac_address, IPAddress local_ip);
    void begin(uint8_t *mac_address, IPAddress local_ip, IPAddress dns_server);
    void begin(uint8_t *mac_address, IPAddress local_ip, IPAddress dns_server, IPAddress gateway);
    void begin(uint8_t *mac_address, IPAddress local_ip, IPAddress dns_server, IPAddress gateway, IPAddress subnet);

#endif

    int maintain();

    // KH add to report link status
    uint8_t       link();           // returns the linkstate, 1 = linked, 0 = no link
    const char*   linkReport();     // returns the linkstate as a string
    //////

    // KH add to have similar function to Ethernet lib
    // Certainly we can use void macAddress(uint8_t mac[]) to read from W5x00.
    void MACAddress(uint8_t *mac_address)
    {
      memcpy(mac_address, _mac_address, sizeof(_mac_address));
    }
    //////

    IPAddress localIP();
    IPAddress subnetMask();
    IPAddress gatewayIP();
    IPAddress dnsServerIP();
    char* dnsDomainName();
    char* hostName();

    friend class EthernetClient;
    friend class EthernetServer;
};

extern EthernetClass Ethernet;

#endif