host_address.h

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// -*-c++-*-
 
/*
 *Copyright:
 
 Copyright (C) Hidehisa AKIYAMA
 
 This code is free software; you can redistribute it and/or
 modify it under the terms of the GNU Lesser General Public
 License as published by the Free Software Foundation; either
 version 3 of the License, or (at your option) any later version.
 
 This library 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
 Lesser General Public License for more details.
 
 You should have received a copy of the GNU Lesser General Public
 License along with this library; if not, write to the Free Software
 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
 *EndCopyright:
 */
 
 
#ifndef RCSC_NET_HOST_ADDRESS_H
#define RCSC_NET_HOST_ADDRESS_H
 
#include <memory>
#include <string>
#include <cstdint>
 
struct sockaddr_in;
 
namespace rcsc {
 
class HostAddress {
public:
    typedef std::uint16_t PortNumber; 
    typedef std::uint32_t IPV4Address; 
    typedef struct sockaddr_in AddrType; 
 
private:
 
    class Impl; 
 
    std::unique_ptr< Impl > M_impl;
 
public:
 
    HostAddress();
 
    HostAddress( const HostAddress & addr );
 
    HostAddress( const AddrType & addr );
 
    ~HostAddress();
 
    const HostAddress & operator=( const HostAddress & addr );
 
    const HostAddress & operator=( const AddrType & addr );
 
    void clear();
 
    bool isNull() const;
 
    bool equals( const HostAddress & addr ) const;
 
    bool equals( const AddrType & addr ) const;
 
    void setAddress( const AddrType & addr );
 
    /*
      \brief get port number of this address
      \return port number
     */
    PortNumber portNumber() const;
 
    IPV4Address toIPV4Address() const;
 
    std::string toHostName() const;
 
    const AddrType & toAddress() const;
};
 
}
 
#endif