/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2007-2008 Louis Pasteur University
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation;
 *
 * 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
 *
 * Author: Sebastien Vincent <vincent@clarinet.u-strasbg.fr>
 */

#include "ns3/assert.h"
#include "inet6-socket-address.h"
#include "ns3/log.h"

namespace ns3
{

NS_LOG_COMPONENT_DEFINE ("Inet6SocketAddress");

Inet6SocketAddress::Inet6SocketAddress (Ipv6Address ipv6, uint16_t port)
  : m_ipv6 (ipv6),
    m_port (port)
{
  NS_LOG_FUNCTION (this << ipv6 << port);
}

Inet6SocketAddress::Inet6SocketAddress (Ipv6Address ipv6)
  : m_ipv6 (ipv6),
    m_port (0)
{
  NS_LOG_FUNCTION (this << ipv6);
}

Inet6SocketAddress::Inet6SocketAddress (const char* ipv6, uint16_t port)
  : m_ipv6 (Ipv6Address (ipv6)),
    m_port (port)
{
  NS_LOG_FUNCTION (this << ipv6 << port);
}

Inet6SocketAddress::Inet6SocketAddress (const char* ipv6)
  : m_ipv6 (Ipv6Address (ipv6)),
    m_port (0)
{
  NS_LOG_FUNCTION (this << ipv6);
}

Inet6SocketAddress::Inet6SocketAddress (uint16_t port)
  : m_ipv6 (Ipv6Address::GetAny ()),
    m_port (port)
{
  NS_LOG_FUNCTION (this << port);
}

uint16_t Inet6SocketAddress::GetPort (void) const
{
  NS_LOG_FUNCTION (this);
  return m_port;
}

void Inet6SocketAddress::SetPort (uint16_t port)
{
  NS_LOG_FUNCTION (this << port);
  m_port=port;
}

Ipv6Address Inet6SocketAddress::GetIpv6 (void) const
{
  NS_LOG_FUNCTION (this);
  return m_ipv6;
}

void Inet6SocketAddress::SetIpv6 (Ipv6Address ipv6)
{
  NS_LOG_FUNCTION (this << ipv6);
  m_ipv6=ipv6;
}

bool Inet6SocketAddress::IsMatchingType (const Address &addr)
{
  NS_LOG_FUNCTION (&addr);
  return addr.CheckCompatible (GetType (), 18); /* 16 (address) + 2  (port) */
}

Inet6SocketAddress::operator Address (void) const
{
  return ConvertTo ();
}

Address Inet6SocketAddress::ConvertTo (void) const
{
  NS_LOG_FUNCTION (this);
  uint8_t buf[18];
  m_ipv6.Serialize (buf);
  buf[16]=m_port & 0xff;
  buf[17]=(m_port >> 8) &0xff;
  return Address (GetType (), buf, 18);
}

Inet6SocketAddress Inet6SocketAddress::ConvertFrom (const Address &addr)
{
  NS_LOG_FUNCTION (&addr);
  NS_ASSERT (addr.CheckCompatible (GetType (), 18));
  uint8_t buf[18];
  addr.CopyTo (buf);
  Ipv6Address ipv6=Ipv6Address::Deserialize (buf);
  uint16_t port= buf[16] | (buf[17] << 8);
  return Inet6SocketAddress (ipv6, port);
}

uint8_t Inet6SocketAddress::GetType (void)
{
  NS_LOG_FUNCTION_NOARGS ();
  static uint8_t type=Address::Register ();
  return type;
}

} /* namespace ns3 */