ipv6address.h

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/*
    
  This file is a part of ENUt, a library containing network
  programming utilities.
  
  Copyright (C) 2006-2008  Hasselt University - Expertise Centre for
                      Digital Media (EDM) (http://www.edm.uhasselt.be)

  This library 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 2.1 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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  
  USA

*/

#ifndef NUT_IPV6ADDRESS_H

#define NUT_IPV6ADDRESS_H

#include "nutconfig.h"

#ifdef NUTCONFIG_SUPPORT_IPV6

#include "networklayeraddress.h"
#if ! (defined(WIN32) || defined(_WIN32_WCE))
        #include <netinet/in.h>
#endif

namespace nut
{

class ENUT_IMPORTEXPORT IPv6Address : public NetworkLayerAddress
{
public:
        IPv6Address() : NetworkLayerAddress(IPv6)                                               { for (int i = 0 ; i < 16 ; i++) m_ip.s6_addr[i] = 0; }

        IPv6Address(in6_addr ip) : NetworkLayerAddress(IPv6)                                    { ip = m_ip; }

        IPv6Address(const uint8_t ip[16]) : NetworkLayerAddress(IPv6)                           { for (int i = 0 ; i < 16 ; i++) m_ip.s6_addr[i] = ip[i]; }
        ~IPv6Address()                                                                          { }     

        in6_addr getAddress() const                                                             { return m_ip; }

        NetworkLayerAddress *createCopy() const                                                 { return new IPv6Address(m_ip); }
        bool isSameAddress(const NetworkLayerAddress &address) const;
        std::string getAddressString() const;
private:
        in6_addr m_ip;
};

inline bool IPv6Address::isSameAddress(const NetworkLayerAddress &address) const
{
        if (address.getProtocol() != IPv6)
                return false;
        
        const IPv6Address &addr = (const IPv6Address &)address;

        for (int i = 0 ; i < 16 ; i++)
        {
                if (m_ip.s6_addr[i] != addr.m_ip.s6_addr[i])
                        return false;
        }
        return true;
}

} // end namespace

#endif // NUTCONFIG_SUPPORT_IPV6

#endif // NUT_IPV6ADDRESS_H