#if !defined(RESIP_GENERIC_IP_ADDRESS_HXX)

#define RESIP_GENERIC_IP_ADDRESS_HXX

#ifndef WIN32

#include <netinet/in.h>

#else

#include <winsock2.h>

#include <Ws2tcpip.h>

#endif

#include "rutil/Socket.hxx"

#include "rutil/compat.hxx"

namespace resip

{

/** 

   @brief Represents an IP-address and port (V4 or V6).

   @note This class is misnamed - it is really an IP address and port 

*/

struct GenericIPAddress

{

   public:   

      GenericIPAddress()

      {

      }

      GenericIPAddress(const sockaddr& addr) : address(addr) 

      {

#ifdef IPPROTO_IPV6

         if (addr.sa_family == AF_INET6)

         {

            v6Address = reinterpret_cast<const sockaddr_in6&>(addr);

         }

         else

#endif

         {

            v4Address = reinterpret_cast<const sockaddr_in&>(addr);

         }

      }

      GenericIPAddress(const sockaddr_in& v4) : v4Address(v4)

      {

      }

#ifdef IPPROTO_IPV6

      GenericIPAddress(const sockaddr_in6& v6) : v6Address(v6)

      {

      }

#endif

      size_t length() const

      {

         if (address.sa_family == AF_INET) // v4

         {

            return sizeof(sockaddr_in);

         }

#ifdef IPPROTO_IPV6

         else  if (address.sa_family == AF_INET6) // v6

         {

            return sizeof(sockaddr_in6);

         }

#endif

         resip_assert(0);

         return 0;

      }

      bool isVersion4() const

      {

         return address.sa_family == AF_INET;

      }

      bool isVersion6() const 

      { 

#ifdef IPPROTO_IPV6

         if (address.sa_family == AF_INET6) return true; 

#endif

         return false;

      }

      union

      {

            sockaddr address;

            sockaddr_in v4Address;

#ifdef IPPROTO_IPV6

            sockaddr_in6 v6Address;

#endif

            char pad[28]; // this make union same size if v6 is in or out

      };

      bool operator==(const GenericIPAddress& addr) const

      {

         if (address.sa_family == addr.address.sa_family)

         {

            if (address.sa_family == AF_INET) // v4

            {

               return (v4Address.sin_port == addr.v4Address.sin_port &&

                     memcmp(&v4Address.sin_addr, &addr.v4Address.sin_addr, sizeof(in_addr)) == 0);

            }

            else // v6

            {

#ifdef IPPROTO_IPV6

               return (v6Address.sin6_port == addr.v6Address.sin6_port &&

                     memcmp(&v6Address.sin6_addr, &addr.v6Address.sin6_addr, sizeof(in6_addr)) == 0);

#else

               resip_assert(0);

             return false;

#endif

            }

         }

         return false;

      }

      bool operator<(const GenericIPAddress& addr) const

      {

         if (address.sa_family == AF_INET && addr.address.sa_family == AF_INET)

         {

            int c=memcmp(&v4Address.sin_addr,

                        &addr.v4Address.sin_addr,

                        sizeof(in_addr));

            if (c < 0)

            {

               return true;

            }

            else if (c > 0)

            {

               return false;

            }

            else if (v4Address.sin_port < addr.v4Address.sin_port)

            {

               return true;

            }

            else

            {

               return false;

            }

         }

#ifdef IPPROTO_IPV6

         else if (address.sa_family == AF_INET6 &&

                  addr.address.sa_family == AF_INET6)

         {

            int c = memcmp(&v6Address.sin6_addr,

                           &addr.v6Address.sin6_addr,

                           sizeof(in6_addr));

            if (c < 0)

            {

               return true;

            }

            else if (c > 0)

            {

               return false;

            }

            else if (v6Address.sin6_port < addr.v6Address.sin6_port)

            {

               return true;

            }

            else

            {

               return false;

            }

         }

         else if (address.sa_family == AF_INET6 &&

                  addr.address.sa_family == AF_INET)

         {

            return true;

         }

         else if (address.sa_family == AF_INET &&

                  addr.address.sa_family == AF_INET6)

         {

            return false;

         }

#endif

         else

         {

            //assert(0);

            return false;

         }

      }

      friend EncodeStream& operator<<(EncodeStream& strm, const GenericIPAddress& addr);

};

EncodeStream&

operator<<(EncodeStream& ostrm, const GenericIPAddress& addr);

}

#endif

/* ====================================================================

 * The Vovida Software License, Version 1.0 

 * 

 * Copyright (c) 2000 Vovida Networks, Inc.  All rights reserved.

 * 

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 * 

 * 1. Redistributions of source code must retain the above copyright

 *    notice, this list of conditions and the following disclaimer.

 * 

 * 2. Redistributions in binary form must reproduce the above copyright

 *    notice, this list of conditions and the following disclaimer in

 *    the documentation and/or other materials provided with the

 *    distribution.

 * 

 * 3. The names "VOCAL", "Vovida Open Communication Application Library",

 *    and "Vovida Open Communication Application Library (VOCAL)" must

 *    not be used to endorse or promote products derived from this

 *    software without prior written permission. For written

 *    permission, please contact vocal@vovida.org.

 *

 * 4. Products derived from this software may not be called "VOCAL", nor

 *    may "VOCAL" appear in their name, without prior written

 *    permission of Vovida Networks, Inc.

 * 

 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED

 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES

 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, TITLE AND

 * NON-INFRINGEMENT ARE DISCLAIMED.  IN NO EVENT SHALL VOVIDA

 * NETWORKS, INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT DAMAGES

 * IN EXCESS OF $1,000, NOR FOR ANY INDIRECT, INCIDENTAL, SPECIAL,

 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY

 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE

 * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH

 * DAMAGE.

 * 

 * ====================================================================

 * 

 * This software consists of voluntary contributions made by Vovida

 * Networks, Inc. and many individuals on behalf of Vovida Networks,

 * Inc.  For more information on Vovida Networks, Inc., please see

 * <http://www.vovida.org/>.

 *

 */