#include <iostream>
#include <string>

#include <sys/socket.h>
#include <arpa/inet.h>
#include <unistd.h>

#include "JSystem/JNetwork.hh"
#include "JNet/JUDPSocket.hh"

#include "Jeep/JParser.hh"
#include "Jeep/JMessage.hh"

int main(int argc, char **argv)
{
  using namespace std;
  using namespace JPP;

  int    port;
  int    debug;

  try {

    JParser<> zap;

    zap['P'] = make_field(port)       = 2000;
    zap['d'] = make_field(debug)      = 0;

    zap.read(argc, argv);
  }
  catch(const exception &error) {
    FATAL(error.what() << endl);
  }

  try {

    JUDPSocket server(port);

    const int N = 1000;
    char      buffer[N];

    JUDPSocket udp;
  
    const int length = server.read(buffer, N, udp);

    if (length < 0) {
      FATAL("Error reading data." << endl);
    }

    if (udp.write(buffer, length) < 0) {
      FATAL("Error writing data." << endl);
    }

    server.close();
  }
  catch(const exception& error) {
    FATAL(error.what() << endl);
  }

  return 0;
}