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/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of the OpenSim Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, 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.
*/
using System.Net;
using System.Net.Sockets;
using OpenMetaverse;
using OpenMetaverse.Packets;
using OpenSim.Framework;
using OpenSim.Framework.Communications.Cache;
using OpenSim.Region.ClientStack.LindenUDP;
namespace OpenSim.Region.ClientStack.LindenUDP
{
public class LLPacketServer
{
//private static readonly log4net.ILog m_log
// = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
private readonly LLClientStackNetworkHandler m_networkHandler;
private IScene m_scene;
//private readonly ClientManager m_clientManager = new ClientManager();
//public ClientManager ClientManager
//{
// get { return m_clientManager; }
//}
public LLPacketServer(LLClientStackNetworkHandler networkHandler)
{
m_networkHandler = networkHandler;
m_networkHandler.RegisterPacketServer(this);
}
public IScene LocalScene
{
set { m_scene = value; }
}
/// <summary>
///
/// </summary>
/// <param name="circuitCode"></param>
/// <param name="packet"></param>
public virtual void InPacket(uint circuitCode, Packet packet)
{
m_scene.ClientManager.InPacket(circuitCode, packet);
}
/// <summary>
/// Create a new client circuit
/// </summary>
/// <param name="remoteEP"></param>
/// <param name="initialcirpack"></param>
/// <param name="clientManager"></param>
/// <param name="scene"></param>
/// <param name="assetCache"></param>
/// <param name="packServer"></param>
/// <param name="authenSessions"></param>
/// <param name="agentId"></param>
/// <param name="sessionId"></param>
/// <param name="circuitCode"></param>
/// <param name="proxyEP"></param>
/// <returns></returns>
protected virtual IClientAPI CreateNewCircuit(EndPoint remoteEP, UseCircuitCodePacket initialcirpack,
ClientManager clientManager, IScene scene, AssetCache assetCache,
LLPacketServer packServer, AgentCircuitManager authenSessions,
UUID agentId, UUID sessionId, uint circuitCode, EndPoint proxyEP)
{
return
new LLClientView(remoteEP, scene, assetCache, packServer, authenSessions, agentId, sessionId, circuitCode, proxyEP);
}
/// <summary>
/// Add a new client circuit
/// </summary>
/// <param name="epSender"></param>
/// <param name="useCircuit"></param>
/// <param name="assetCache"></param>
/// <param name="circuitManager"></param>
/// <param name="proxyEP"></param>
/// <returns>
/// true if a new circuit was created, false if a circuit with the given circuit code already existed
/// </returns>
public virtual bool AddNewClient(EndPoint epSender, UseCircuitCodePacket useCircuit, AssetCache assetCache,
AgentCircuitManager circuitManager, EndPoint proxyEP)
{
IClientAPI newuser;
if (m_scene.ClientManager.TryGetClient(useCircuit.CircuitCode.Code, out newuser))
{
return false;
}
else
{
newuser = CreateNewCircuit(epSender, useCircuit, m_scene.ClientManager, m_scene, assetCache, this,
circuitManager, useCircuit.CircuitCode.ID,
useCircuit.CircuitCode.SessionID, useCircuit.CircuitCode.Code, proxyEP);
m_scene.ClientManager.Add(useCircuit.CircuitCode.Code, newuser);
newuser.OnViewerEffect += m_scene.ClientManager.ViewerEffectHandler;
newuser.OnLogout += LogoutHandler;
newuser.OnConnectionClosed += CloseClient;
return true;
}
}
public void LogoutHandler(IClientAPI client)
{
client.SendLogoutPacket();
CloseClient(client);
}
/// <summary>
///
/// </summary>
/// <param name="buffer"></param>
/// <param name="size"></param>
/// <param name="flags"></param>
/// <param name="circuitcode"></param>
public virtual void SendPacketTo(byte[] buffer, int size, SocketFlags flags, uint circuitcode)
{
m_networkHandler.SendPacketTo(buffer, size, flags, circuitcode);
}
/// <summary>
///
/// </summary>
/// <param name="circuitcode"></param>
public virtual void CloseCircuit(uint circuitcode)
{
m_networkHandler.RemoveClientCircuit(circuitcode);
//m_scene.ClientManager.CloseAllAgents(circuitcode);
}
/// <summary>
/// Completely close down the given client.
/// </summary>
/// <param name="client"></param>
public virtual void CloseClient(IClientAPI client)
{
//m_log.Info("PacketServer:CloseClient()");
CloseCircuit(client.CircuitCode);
m_scene.ClientManager.Remove(client.CircuitCode);
client.Close(false);
}
}
}
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