/*
 *  Server FTP x/4 GEVINI
 *  Richiede scheda SD e modulo Ethernet
 *  Require SD card and Ethernet Module
 */

#include <SPI.h>
#include <SdFat.h>
#include "sdios.h"
#include <FtpServer.h>
#include <FreeStack.h>
#include "gevino_opto_npn_io.h"

byte mac [] = { 0xde , 0xad , 0xbe , 0xef , 0xfe , 0xef };

IPAddress serverIp( 169,254,0,10 );
IPAddress externalIp( 0, 0, 0, 0 );
IPAddress subnet(255, 255, 255, 0);
#define DHCP 1

FtpServer ftpSrv;

void setup()
{
  SerialUSB.begin(115200);
  gevino_io_setup();  
  
  while(!SerialUSB);

  SerialUSB.print("chip id: ");
  SerialUSB.print(*(volatile uint32_t *)0x0080A00C,HEX);
  SerialUSB.print(*(volatile uint32_t *)0x0080A040,HEX);
  SerialUSB.print(*(volatile uint32_t *)0x0080A044,HEX);
  SerialUSB.println(*(volatile uint32_t *)0x0080A048,HEX);
  mac[3] = (*(volatile uint32_t *)0x0080A00C);
  mac[4] = (*(volatile uint32_t *)0x0080A00C)>>8;
  mac[5] = (*(volatile uint32_t *)0x0080A00C)>>16;
  SerialUSB.print("MAC ");
  if( mac[0] < 0x10 ) SerialUSB.print("0");
  SerialUSB.print(mac[0],HEX);
  SerialUSB.print(":");
  if( mac[1] < 0x10 ) SerialUSB.print("0");
  SerialUSB.print(mac[1],HEX);
  SerialUSB.print(":");
  if( mac[2] < 0x10 ) SerialUSB.print("0");
  SerialUSB.print(mac[2],HEX);
  SerialUSB.print(":");
  if( mac[3] < 0x10 ) SerialUSB.print("0");
  SerialUSB.print(mac[3],HEX);
  SerialUSB.print(":");
  if( mac[4] < 0x10 ) SerialUSB.print("0");
  SerialUSB.print(mac[4],HEX);
  SerialUSB.print(":");
  if( mac[5] < 0x10 ) SerialUSB.print("0");
  SerialUSB.println(mac[5],HEX);

//  serverIp.fromString(getFieldSD("DefaultIP="));
//  subnet.fromString(getFieldSD("Subnet="));

  if( DHCP ){      
    if( !Ethernet.begin(mac, 10000) ){
      SerialUSB.println("Static IP");      
      Ethernet.begin(mac, serverIp);
      Ethernet.setSubnetMask(subnet);
    } else SerialUSB.println("DHCP");      
  }else{      
    SerialUSB.println("Static IP");      
    Ethernet.begin(mac, serverIp);
    Ethernet.setSubnetMask(subnet);
  }
  if (Ethernet.hardwareStatus() != EthernetNoHardware){
    SerialUSB.println(Ethernet.localIP());
    ftpSrv.init();// Initialize the FTP server
//    ftpSrv.credentials( getFieldSD("FTPuser=").c_str(), getFieldSD("FTPpassw=").c_str() );
  }else{
    SerialUSB.println("Ethernet module not present");      
  }
  if (Ethernet.linkStatus() == LinkON)  SerialUSB.println("ETH Link On");
  else SerialUSB.println("ETH Link Off");

}

//****************************************************************************************************************
void loop(){
  ftpSrv.service();
  
}