gmultiserver.h

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//
// Copyright (C) 2001-2013 Graeme Walker <graeme_walker@users.sourceforge.net>
// 
// 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 3 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, see <http://www.gnu.org/licenses/>.
// ===

#ifndef G_MULTI_SERVER_H 
#define G_MULTI_SERVER_H

#include "gdef.h"
#include "gnet.h"
#include "gserver.h"
#include "gconnectionlookup.h"
#include <list>
#include <utility> // std::pair<>

namespace GNet
{
        class MultiServer ;
        class MultiServerImp ;
        class MultiServerPtr ;
}

class GNet::MultiServerImp : public GNet::Server 
{
public:
        MultiServerImp( MultiServer & ms , const Address & , ConnectionLookup * ) ;

        void cleanup() ;

protected:
        virtual ServerPeer * newPeer( PeerInfo ) ;

private:
        MultiServer & m_ms ;
} ;

class GNet::MultiServerPtr 
{
public:
        typedef GNet::MultiServerImp ServerImp ;

        explicit MultiServerPtr( ServerImp * = NULL ) ;

        ~MultiServerPtr() ;

        void swap( MultiServerPtr & ) ;

        MultiServerImp * get() ;

        const MultiServerImp * get() const ;

        MultiServerPtr( const MultiServerPtr & ) ;

        void operator=( const MultiServerPtr & ) ; 

private:
        MultiServerImp * m_p ;
} ;

class GNet::MultiServer 
{
public:
        typedef std::list<Address> AddressList ;
        typedef Server::PeerInfo PeerInfo ;

        static bool canBind( const AddressList & listening_address_list , bool do_throw ) ;

        static AddressList addressList( const Address & ) ;

        static AddressList addressList( const AddressList & , unsigned int port ) ;

        static AddressList addressList( const G::Strings & , unsigned int port ) ;

        MultiServer( const AddressList & address_list , bool use_connection_lookup ) ;

        MultiServer() ;

        void init( const AddressList & address_list ) ;

        virtual ~MultiServer() ;

        std::pair<bool,Address> firstAddress() const ;

        virtual ServerPeer * newPeer( PeerInfo ) = 0 ;

protected:
        void serverCleanup() ;

        void serverReport( const std::string & server_type ) const ;

private:
        MultiServer( const MultiServer & ) ; // not implemented
        void operator=( const MultiServer & ) ; // not implemented
        void init( const Address & , ConnectionLookup * ) ;

private:
        typedef std::list<MultiServerPtr> List ;
        std::auto_ptr<GNet::ConnectionLookup> m_connection_lookup ;
        List m_server_list ;
} ;

#endif