/// <summary>
/// Default constructor.
/// </summary>
/// <param name="stack">Reference to SIP stack.</param>
/// <exception cref="ArgumentNullException">Is raised when <b>sipStack</b> is null.</exception>
public SIP_ProxyCore(SIP_Stack stack)
{
if (stack == null)
{
throw new ArgumentNullException("stack");
}
m_pStack = stack;
m_pStack.RequestReceived += m_pStack_RequestReceived;
m_pStack.ResponseReceived += m_pStack_ResponseReceived;
m_pRegistrar = new SIP_Registrar(this);
m_pB2BUA = new SIP_B2BUA(this);
m_Opaque = Auth_HttpDigest.CreateOpaque();
m_pProxyContexts = new List <SIP_ProxyContext>();
}
