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// **********************************************************************
//
// Copyright (c) 2003-2017 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************

namespace IceSSL
{
    using System;
    using System.Diagnostics;
    using System.IO;
    using System.Net;
    using System.Net.Sockets;

    sealed class ConnectorI : IceInternal.Connector
    {
        public IceInternal.Transceiver connect()
        {
            //
            // The plug-in may not be fully initialized.
            //
            if(!_instance.initialized())
            {
                Ice.PluginInitializationException ex = new Ice.PluginInitializationException();
                ex.reason = "IceSSL: plug-in is not initialized";
                throw ex;
            }

            return new TransceiverI(_instance, new IceInternal.StreamSocket(_instance, _proxy, _addr, _sourceAddr),
                                    _host, false);
        }

        public short type()
        {
            return _instance.type();
        }

        //
        // Only for use by EndpointI.
        //
        internal ConnectorI(Instance instance, string host, EndPoint addr, IceInternal.NetworkProxy proxy,
                            EndPoint sourceAddr, int timeout, string conId)
        {
            _instance = instance;
            _host = host;
            _addr = (IPEndPoint)addr;
            _proxy = proxy;
            _sourceAddr = sourceAddr;
            _timeout = timeout;
            _connectionId = conId;

            _hashCode = 5381;
            IceInternal.HashUtil.hashAdd(ref _hashCode, _addr);
            if(_sourceAddr != null)
            {
                IceInternal.HashUtil.hashAdd(ref _hashCode, _sourceAddr);
            }
            IceInternal.HashUtil.hashAdd(ref _hashCode, _timeout);
            IceInternal.HashUtil.hashAdd(ref _hashCode, _connectionId);
        }

        public override bool Equals(object obj)
        {
            if(!(obj is ConnectorI))
            {
                return false;
            }

            if(this == obj)
            {
                return true;
            }

            ConnectorI p = (ConnectorI)obj;
            if(_timeout != p._timeout)
            {
                return false;
            }

            if(!_connectionId.Equals(p._connectionId))
            {
                return false;
            }

            if(!IceInternal.Network.addressEquals(_sourceAddr, p._sourceAddr))
            {
                return false;
            }

            return _addr.Equals(p._addr);
        }

        public override string ToString()
        {
            return IceInternal.Network.addrToString(_proxy == null ? _addr : _proxy.getAddress());
        }

        public override int GetHashCode()
        {
            return _hashCode;
        }

        private Instance _instance;
        private string _host;
        private IPEndPoint _addr;
        private IceInternal.NetworkProxy _proxy;
        private EndPoint _sourceAddr;
        private int _timeout;
        private string _connectionId;
        private int _hashCode;
    }
}