/// <summary>
/// Default constructor.
/// </summary>
/// <param name="stack">Owner SIP stack.</param>
/// <exception cref="ArgumentNullException">Is raised when <b>stack</b> is null reference.</exception>
internal SIP_TransportLayer(SIP_Stack stack)
{
if(stack == null){
throw new ArgumentNullException("stack");
}
m_pStack = stack;
m_pUdpServer = new UDP_Server();
m_pUdpServer.ProcessMode = UDP_ProcessMode.Parallel;
m_pUdpServer.PacketReceived += new PacketReceivedHandler(m_pUdpServer_PacketReceived);
m_pUdpServer.Error += new ErrorEventHandler(m_pUdpServer_Error);
m_pTcpServer = new TCP_Server<TCP_ServerSession>();
m_pTcpServer.SessionCreated += new EventHandler<TCP_ServerSessionEventArgs<TCP_ServerSession>>(m_pTcpServer_SessionCreated);
m_pFlowManager = new SIP_FlowManager(this);
m_pBinds = new IPBindInfo[]{};
m_pRandom = new Random();
m_pLocalIPv4 = new CircleCollection<IPAddress>();
m_pLocalIPv6 = new CircleCollection<IPAddress>();
}
/// <summary>
/// Default constructor.
/// </summary>
/// <param name="server">UDP server which received packet.</param>
/// <param name="socket">Socket which received packet.</param>
/// <param name="remoteEP">Remote end point which sent data.</param>
/// <param name="data">UDP data.</param>
internal UDP_PacketEventArgs(UDP_Server server,Socket socket,IPEndPoint remoteEP,byte[] data)
{
m_pUdpServer = server;
m_pSocket = socket;
m_pRemoteEP = remoteEP;
m_pData = data;
}
/// <summary>
/// Default constructor.
/// </summary>
/// <param name="server">UDP server which received packet.</param>
/// <param name="socket">Socket which received packet.</param>
/// <param name="remoteEP">Remote end point which sent data.</param>
/// <param name="data">UDP data.</param>
internal UDP_PacketEventArgs(UDP_Server server, Socket socket, IPEndPoint remoteEP, byte[] data)
{
m_pUdpServer = server;
m_pSocket = socket;
m_pRemoteEP = remoteEP;
m_pData = data;
}
/// <summary>
/// Cleans up any resources being used.
/// </summary>
internal void Dispose()
{
if(m_IsDisposed){
return;
}
m_IsDisposed = true;
Stop();
m_IsRunning = false;
m_pBinds = null;
m_pRandom = null;
m_pTcpServer.Dispose();
m_pTcpServer = null;
m_pUdpServer.Dispose();
m_pUdpServer = null;
}