socketaddress.hh

2007年机器人足球世界杯3D仿真组亚军

/*
 *  Little Green BATS (2006)
 *
 *  Authors: 	Martin Klomp ([e-mail])
 *		Mart van de Sanden ([e-mail])
 *		Sander van Dijk ([e-mail])
 *		A. Bram Neijt ([e-mail])
 *		Matthijs Platje ([e-mail])
 *
 *  Date: 	September 14, 2006
 *
 *  Website:	http://www.littlegreenbats.nl
 *
 *  Comment:	Please feel free to contact us if you have any 
 *		problems or questions about the code.
 *
 *
 *  License: 	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 __INC_MVDS_SOCKETADDRESS_H_
#define __INC_MVDS_SOCKETADDRESS_H_

#ifndef __SYSINC_SYS_TYPES_H_
#define __SYSINC_SYS_TYPES_H_
#include <sys/types.h>
#endif

#ifndef __SYSINC_SYS_SOCKET_H_
#define __SYSINC_SYS_SOCKET_H_
#include <sys/socket.h>
#endif

#ifndef __SYSINC_NETINET_IN_H_
#define __SYSINC_NETINET_IN_H_
#include <netinet/in.h>
#endif


#ifndef __SYSINC_CERRNO
#define __SYSINC_CERRNO
#include <cerrno>
#endif

#ifndef __SYSINC_STRING
#define __SYSINC_STRING
#include <string>
#endif

namespace mvds {

  
  class SocketAddress {

    friend std::ostream &operator<<(std::ostream &, const SocketAddress &);

    union sock {
      struct sockaddr s;
      struct sockaddr_in i;
    };

    sock sock_address;

    void NSLookup(std::string const &_host_name);

    void copy(SocketAddress const &_other);
    void destroy();

  public:

    SocketAddress();

    SocketAddress(SocketAddress const &_other);

    SocketAddress(int _family, int _port, in_addr_t addr = INADDR_ANY);

    SocketAddress(int _port, in_addr_t = INADDR_ANY);

    SocketAddress(int _family, int _port, std::string const &_host_name);

    SocketAddress(int _port, std::string const &_host_name);

    SocketAddress &operator=(SocketAddress const &_other);

    ~SocketAddress();

    int getFamily() const
      {
	return sock_address.i.sin_family;
      }

    int getPort() const
      {
	return ntohs(sock_address.i.sin_port);
      }

    operator sockaddr*()
      {
	return &(sock_address.s);
      }

    operator sockaddr_in*()
      {
	return &(sock_address.i);
      }

    unsigned getLength() const
      {
	return sizeof(sock_address);
      }

  };


};

#endif //  __INC_MVDS_SOCKETADDRESS_H_