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/***************************************************************************
KRSocket.h - description
-------------------
begin : Tue May 2 2000
copyright : (C) 2000 by Martin Heni
email : martin@heni-online.de
***************************************************************************/
/***************************************************************************
* *
* 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 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
/*
* Remark: This is a copy of the ksock library. It will be merged with
* the ksock file as soon as it supports the SOCK_REUSE_ADDR flag
*/
#ifndef KRSOCK_H
#define KRSOCK_H
#include <tqobject.h>
#include <sys/types.h>
// we define STRICT_ANSI to get rid of some warnings in glibc
#ifndef __STRICT_ANSI__
#define __STRICT_ANSI__
#define _WE_DEFINED_IT_
#endif
#include <sys/socket.h>
#ifdef _WE_DEFINED_IT_
#undef __STRICT_ANSI__
#undef _WE_DEFINED_IT_
#endif
#include <sys/un.h>
#include <netinet/in.h>
class TQSocketNotifier;
#ifdef INET6
typedef sockaddr_in6 ksockaddr_in;
#define KSOCK_DEFAULT_DOMAIN PF_INET6
#else
typedef sockaddr_in ksockaddr_in;
#define KSOCK_DEFAULT_DOMAIN PF_INET
#endif
#include <ksock.h>
class KRServerSocketPrivate;
/**
* Monitor a port for incoming TCP/IP connections.
*
* You can use a KRServerSocket to listen on a port for incoming
* connections. When a connection arrived in the port, a TDESocket
* is created and the signal accepted is raised. Make sure you
* always connect to this signal. If you dont the ServerSocket will
* create new TDESocket's and no one will delete them!
*
* If socket() is -1 or less the socket was not created properly.
*
* @author Torben Weis <weis@stud.uni-frankfurt.de>
* @version $Id$
* @short Monitor a port for incoming TCP/IP connections.
*/
class KRServerSocket : public TQObject
{
Q_OBJECT
public:
/**
* Constructor.
* @param _port the port number to monitor for incoming connections.
*/
KRServerSocket( unsigned short int _port );
KRServerSocket( unsigned short int _port, int optname, int value=1, int level=SOL_SOCKET);
/**
* Creates a UNIX domain server socket.
*/
KRServerSocket( const char *_path );
KRServerSocket( const char *_path, int optname, int value=1, int level=SOL_SOCKET);
/**
* Destructor. Closes the socket if it was not already closed.
*/
~KRServerSocket();
/**
* Get the file descriptor assoziated with the socket.
*/
int socket() const { return sock; }
/**
* Returns the port number which is being monitored.
*/
unsigned short int port();
/**
* The address.
*/
unsigned long ipv4_addr();
public slots:
/**
* Called when someone connected to our port.
*/
virtual void slotAccept( int );
signals:
/**
* A connection has been accepted.
* It is your task to delete the TDESocket if it is no longer needed.
*/
void accepted( TDESocket* );
protected:
bool init( short unsigned int );
bool init( const char *_path );
bool init( const char *_path, int optname, int value=1, int level=SOL_SOCKET);
bool init( short unsigned int, int optname, int value=1, int level=SOL_SOCKET);
/**
* Notifies us when there is something to read on the port.
*/
TQSocketNotifier *notifier;
/**
* The file descriptor for this socket. sock may be -1.
* This indicates that it is not connected.
*/
int sock;
int domain;
private:
KRServerSocket(const KRServerSocket&);
KRServerSocket& operator=(const KRServerSocket&);
KRServerSocketPrivate *d;
};
// Here are a whole bunch of hackish macros that allow one to
// get at the correct member of ksockaddr_in
#ifdef INET6
#define get_sin_addr(x) x.sin6_addr
#define get_sin_port(x) x.sin6_port
#define get_sin_family(x) x.sin6_family
#define get_sin_paddr(x) x->sin6_addr
#define get_sin_pport(x) x->sin6_port
#define get_sin_pfamily(x) x->sin6_family
#else
#define get_sin_addr(x) x.sin_addr
#define get_sin_port(x) x.sin_port
#define get_sin_family(x) x.sin_family
#define get_sin_paddr(x) x->sin_addr
#define get_sin_pport(x) x->sin_port
#define get_sin_pfamily(x) x->sin_family
#endif
#endif
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