opensim/OpenSim/Framework/SerializableRegionInfo.cs

/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
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*       derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
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*/
using System;
using System.Net;
using System.Net.Sockets;
using libsecondlife;

namespace OpenSim.Framework
{
    [Serializable]
    public class SearializableRegionInfo
    {
        /// <summary>
        /// This is a serializable version of RegionInfo
        /// </summary>
        public SearializableRegionInfo()
        {
        }

        public SearializableRegionInfo(RegionInfo ConvertFrom)
        {
            m_regionLocX = ConvertFrom.RegionLocX;
            m_regionLocY = ConvertFrom.RegionLocY;
            m_internalEndPoint = ConvertFrom.InternalEndPoint;
            m_externalHostName = ConvertFrom.ExternalHostName;
            m_remotingPort = ConvertFrom.RemotingPort;
            m_allow_alternate_ports = ConvertFrom.m_allow_alternate_ports;
            RemotingAddress = ConvertFrom.RemotingAddress;
        }

        public SearializableRegionInfo(uint regionLocX, uint regionLocY, IPEndPoint internalEndPoint, string externalUri)
        {
            m_regionLocX = regionLocX;
            m_regionLocY = regionLocY;

            m_internalEndPoint = internalEndPoint;
            m_externalHostName = externalUri;
        }

        public SearializableRegionInfo(uint regionLocX, uint regionLocY, string externalUri, uint port)
        {
            m_regionLocX = regionLocX;
            m_regionLocY = regionLocY;

            m_externalHostName = externalUri;

            m_internalEndPoint = new IPEndPoint(IPAddress.Parse("0.0.0.0"), (int) port);
        }

        public Guid RegionID = LLUUID.Zero.UUID;

        public uint m_remotingPort;

        public uint RemotingPort
        {
            get { return m_remotingPort; }
            set { m_remotingPort = value; }
        }
        public bool m_allow_alternate_ports;

        public string RemotingAddress;


        public IPEndPoint ExternalEndPoint
        {
            get
            {
                // Old one defaults to IPv6
                //return new IPEndPoint( Dns.GetHostAddresses( m_externalHostName )[0], m_internalEndPoint.Port );

                IPAddress ia = null;
                // If it is already an IP, don't resolve it - just return directly
                if (IPAddress.TryParse(m_externalHostName, out ia))
                    return new IPEndPoint(ia, m_internalEndPoint.Port);

                // Reset for next check
                ia = null;


                // New method favors IPv4
                foreach (IPAddress Adr in Dns.GetHostAddresses(m_externalHostName))
                {
                    if (ia == null)
                        ia = Adr;

                    if (Adr.AddressFamily == AddressFamily.InterNetwork)
                    {
                        ia = Adr;
                        break;
                    }
                }

                return new IPEndPoint(ia, m_internalEndPoint.Port);
            }

            set { m_externalHostName = value.ToString(); }
        }

        protected string m_externalHostName;

        public string ExternalHostName
        {
            get { return m_externalHostName; }
            set { m_externalHostName = value; }
        }

        protected IPEndPoint m_internalEndPoint;

        public IPEndPoint InternalEndPoint
        {
            get { return m_internalEndPoint; }
            set { m_internalEndPoint = value; }
        }

        protected uint? m_regionLocX;

        public uint RegionLocX
        {
            get { return m_regionLocX.Value; }
            set { m_regionLocX = value; }
        }

        protected uint? m_regionLocY;

        public uint RegionLocY
        {
            get { return m_regionLocY.Value; }
            set { m_regionLocY = value; }
        }

        public ulong RegionHandle
        {
            get { return Util.UIntsToLong((RegionLocX * (uint)Constants.RegionSize), (RegionLocY * (uint)Constants.RegionSize)); }
        }
    }
}