MCFTPMessageManager.cpp

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// MCFTPMessageManager.cpp
//////////////////////////////////////////////////////////////////////
//          (c) Copyright 2002 Brown Deer Technology, LLC.
//                        All rights reserved.
//////////////////////////////////////////////////////////////////////

#ifdef USE_STD
#include <iostream>
#include <fstream>
#include <cstdlib>
using namespace std;
#else
#include <iostream.h>
#include <fstream.h>
#include <stdlib.h>
#endif

#include "utility.h"
#include "MCFTPid.h"

#include "MCFTPMessageManager.h"

MCFTPMessageManager* MCFTPMessageManager::_ptinstance = 0;

unsigned int MCFTPMessageManager::_dst_ip = 0;
unsigned int MCFTPMessageManager::_dst_port = 0;
unsigned int MCFTPMessageManager::_src_ip = 0;
unsigned int MCFTPMessageManager::_src_port = 0;
unsigned int MCFTPMessageManager::_mssgnum = 0;

MCFTPMessageManager* MCFTPMessageManager::instance()
{
   if ( _ptinstance == 0 ) _ptinstance = new MCFTPMessageManager;
   return _ptinstance;
}

void MCFTPMessageManager::destroy() { 
   if ( _ptinstance != 0 ) { delete _ptinstance; _ptinstance = 0; }
}

MCFTPMessageManager::MCFTPMessageManager()
{
   int ip3,ip2,ip1,ip0;
   ifstream ifs;

   ifs.open("mcftpmessagemanager.conf");
   if ( !ifs.good() ) {
     cerr << "MCFTPMessageManager::ERROR: failed open on " 
          << "file mcftpmessagemanager.conf" << endl ;
     exit(1);
   }
   ifs >> ip3 >> ip2 >> ip1 >> ip0;
   _dst_ip = iptoint( ip3, ip2, ip1, ip0 );
   ifs >> _dst_port;
   ifs >> ip3 >> ip2 >> ip1 >> ip0;
   _src_ip = iptoint( ip3, ip2, ip1, ip0 );
   ifs >> _src_port;
   ifs.close();
   
   ifs.open("mcftpmessagemanager.rc");
   if ( ifs.fail() ) {
     cerr << "MCFTPMessageManager::ERROR: failed open on " 
          << "file mcftpmessagemanager.rc" << endl ;
      exit(1);
   }
   else ifs >> _mssgnum;
   ifs.close();
}

MCFTPMessageManager::~MCFTPMessageManager()
{
   ofstream ofs;
   ofs.open("mcftpmessagemanager.rc");
   if ( ofs.fail() ) 
     cerr << "MCFTPMessageManager::ERROR: failed write, mssgnum = " 
          << _mssgnum << endl ;
   else ofs << _mssgnum;
   ofs.close();
}

MCFTPid MCFTPMessageManager::get_id()
{
   MCFTPid id( _dst_ip, _dst_port, _src_ip, _src_port, _mssgnum++ );
   return id;
}

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