/*
 * IRC - Internet Relay Chat
 * Copyright (C) 1990 Jarkko Oikarinen and
 *                    University of Oulu, Computing Center
 *
 * See file AUTHORS in IRC package for additional names of
 * the programmers.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 1, or (at your option)
 * any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 * $Id: Bounce.h 839 2004-10-17 22:10:58Z r33d $
 *
 */

#include <sys/types.h> 
#include <sys/time.h>
#include <sys/wait.h> 
#include <sys/socket.h>
#include <sys/ioctl.h>
#include <arpa/inet.h>
#include <netinet/in.h>
#include <netdb.h> 
#include <ctype.h>
#include <time.h>
#include <stdio.h>
#include <unistd.h>
#include <stdarg.h>
#include <signal.h>
#include <fcntl.h>
#include <stdio.h> 
#include <stdlib.h> 
#include <errno.h> 
#include <string.h> 
#include <netdb.h> 
#include <ctype.h>
#include <time.h>
#include <list>
using std::list; 

#define DEBUG
 
/*
 *  "Bounce" Class.
 */

class Listener;
class Connection;
class Bounce
{
public:
  list<Listener*> listenerList;      // List of 'Listeners'.
  list<Connection*> connectionsList; // List of 'Connections'. 

  void bindListeners(); // Binds Listening Ports.
  void checkSockets();  // Polls all sockets.
  void recieveNewConnection(Listener*); // Accepts connections.
};

/*
 *  "Socket" Class.
 */

class Socket 
{
public:
  int fd;                               // File descriptor.
  int lastReadSize;                     // Size of last read buffer.
  struct sockaddr_in address;           // Socket addr_in struct.
  int connectTo(char*, unsigned short); // Connects the socket.
  int write(char*, int);                // Writes 'int' bytes from message.
  int write(char*);                     // Writes strlen(message).
  char* read();                         // Reads as much as possible into a 4k buffer.
  Socket();                             // Constructor.
};

/*
 *  "Listener" Class.
 */

class Bounce;
class Listener
{
public:
  int fd;                 // File descriptor.
  int remotePort;         // Remote port from config.
  int localPort;          // Local port for binding.
  char myVhost[15];       // Vhost to bind locally.
  char remoteServer[15];  // Remote server to connect to.

  void beginListening();  // Bind listening ports.
  Socket* handleAccept(); // Accept a new connection.
};

/*
 *  "Connection" Class.
 *  Simply a container for a local/remote Socket pair.
 */

class Connection 
{ 
public:
  Socket* localSocket;
  Socket* remoteSocket;
};