vsnet_socket.h

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/*
 * 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.
 *
 * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */

#ifndef VSNET_SOCKET_H
#define VSNET_SOCKET_H

#include <config.h>

#include <boost/shared_ptr.hpp>

#include <iostream>

#include "vsnet_address.h"
#include "vsnet_socketset.h"
#include "packetmem.h"

class Packet;
class VsnetSocket;
class SocketSet;

class SOCKETALT
{
    typedef boost::shared_ptr< VsnetSocket >ptr;

    ptr _sock;

public:
    LOCALCONST_DECL( bool, TCP, 1 )
    LOCALCONST_DECL( bool, UDP, 0 )

public: SOCKETALT();
    SOCKETALT( const SOCKETALT &orig );
    SOCKETALT( VsnetSocket *sock );
    SOCKETALT( int sock, bool mode, const AddressIP &remote_ip, SocketSet &set );
//not actually a socketalt    SOCKETALT( std::string url, SocketSet& sets );
    SOCKETALT& operator=( const SOCKETALT &orig );

    int get_fd() const;
    bool valid() const;
    bool isTcp() const;
    int queueLen( int pri );
    int optPayloadSize() const;
    bool isActive();
//int  sendbuf( PacketMem& packet, const AddressIP* to, int pcktflags );
    int sendbuf( Packet *packet, const AddressIP *to, int pcktflags );
    bool set_nonblock();
    bool set_block();

    int recvbuf( Packet *p, AddressIP *ipadr );
    void disconnect( const char *s );

    bool sameAddress( const SOCKETALT &l ) const;
    bool lowerAddress( const SOCKETALT &l ) const;

    friend std::ostream&operator<<( std::ostream &ostr, const SOCKETALT &s );
    friend bool operator==( const SOCKETALT &l, const SOCKETALT &r );

    void addToSet( SocketSet &set );
    void setSet( SocketSet *set );

    const AddressIP& getRemoteAddress() const;
//returns false if impossible (TCP)
    bool setRemoteAddress( const AddressIP& );

    const AddressIP& getLocalAddress() const;
    bool setLocalAddress( const AddressIP& );

    friend class CompareLt;
    class CompareLt
    {
public:
        bool operator()( const SOCKETALT &l, const SOCKETALT &r ) const;
    };
};

std::ostream&operator<<( std::ostream &ostr, const SOCKETALT &s );
bool operator==( const SOCKETALT &l, const SOCKETALT &r );

#endif /* VSNET_SOCKET_H */