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/*
 *	The Unix Channel
 *
 *	by Michel Beaudouin-Lafon
 *
 *	Copyright 1990-1993
 *	Laboratoire de Recherche en Informatique (LRI)
 *
 *	Sockets
 *
 *	$Id$
 *	$CurLog$
 */

#ifndef Socket_H_
#define Socket_H_

#include "cplus_bugs.h"
#include "Channel.h"
#include "Address.h"

extern	char*	StrReprBuf;

#define SOCK_UNSPEC	0

//	Virtual base class for sockets.
//	A socket is a channel and an address.
//	As a channel, it is immutable, and must be initialized once and for all at creation.
//
class UchSocket : public UchChannel {
protected:
	pUchAddress	BAddr;
	pUchAddress	CAddr;
	int		AddrFamily;
	bool	Ready;

/*?public?*/
		UchSocket (UchAddress*, UchAddress*);
		~UchSocket ();
		UchSocket (const UchSocket& s);

public:
	
virtual	int		SockType () = 0;
inline	int		Family ()			{ return AddrFamily; }
inline	void		SetFamily (int f)		{ AddrFamily = f; }
inline	bool		IsReady () const		{ return Ready; }
	void		BindTo (UchAddress*);
	void		ConnectTo (UchAddress*);
inline	UchAddress*	BoundTo ()		{ return BAddr; }
inline	UchAddress*	ConnectedTo ()		{ return CAddr; }
	bool		Open ();
	int		Bind (UchAddress* = 0);
	int		Connect (UchAddress* = 0);
	int		Accept ();
	bool		Setup ();
	char*		StrRepr (char* = StrReprBuf);
};

#endif /* Socket_H_ */