/// <summary>
/// Constructs B2BUA event arguments.
/// </summary>
/// <param name="core">The <see cref="SipCore" /> that raised the event.</param>
/// <param name="b2bUserAgent">The <see cref="SipB2BUserAgent{TState}" /> that raised the event.</param>
/// <param name="session">The <see cref="SipB2BUASession{TState}" /> associated with the event.</param>
internal SipB2BUAEventArgs(SipCore core,
SipB2BUserAgent <TState> b2bUserAgent,
SipB2BUASession <TState> session)
{
this.Core = core;
this.B2BUserAgent = b2bUserAgent;
this.Session = session;
}
/// <summary>
/// Constructs B2BUA event arguments for a received <see cref="SipResponse" />.
/// </summary>
/// <param name="core">The <see cref="SipCore" /> that raised the event.</param>
/// <param name="b2bUserAgent">The <see cref="SipB2BUserAgent{TState}" /> that raised the event.</param>
/// <param name="session">The <see cref="SipB2BUASession{TState}" /> associated with the event.</param>
/// <param name="receivedResponse">The received <see cref="SipResponse" />.</param>
/// <param name="response">The proposed <see cref="SipResponse" /> to be forwarded.</param>
internal SipB2BUAEventArgs(SipCore core,
SipB2BUserAgent <TState> b2bUserAgent,
SipB2BUASession <TState> session,
SipResponse receivedResponse,
SipResponse response)
{
Assertion.Test(receivedResponse != null);
Assertion.Test(response != null);
this.Core = core;
this.B2BUserAgent = b2bUserAgent;
this.Session = session;
this.ReceivedResponse = receivedResponse;
this.Response = response;
}
/// <summary>
/// Starts the gateway and the associated <see cref="SipCore" /> if it has not
/// already been started.
/// </summary>
/// <remarks>
/// <note><see cref="SipMssGateway" /> instances cannot be restarted.</note>
/// </remarks>
public void Start()
{
using (TimedLock.Lock(core))
{
if (isRunning)
{
throw new InvalidOperationException("MSS Gateway is already running.");
}
if (isUsed)
{
throw new InvalidOperationException("Cannot restart a MSS Gateway.");
}
isRunning = true;
isUsed = true;
}
Helper.GetNetworkInfo(out localAddress, out localSubnet);
b2bua = new SipB2BUserAgent <object>(core);
b2bua.InviteRequestReceived += new SipB2BUAEventDelegate <object>(OnInviteRequestReceived);
b2bua.InviteResponseReceived += new SipB2BUAEventDelegate <object>(OnInviteResponseReceived);
b2bua.SessionConfirmed += new SipB2BUAEventDelegate <object>(OnSessionConfirmed);
b2bua.SessionClosing += new SipB2BUAEventDelegate <object>(OnSessionClosing);
b2bua.ClientRequestReceived += new SipB2BUAEventDelegate <object>(OnClientRequestReceived);
b2bua.ServerRequestReceived += new SipB2BUAEventDelegate <object>(OnServerRequestReceived);
b2bua.ClientResponseReceived += new SipB2BUAEventDelegate <object>(OnClientResponseReceived);
b2bua.ServerResponseReceived += new SipB2BUAEventDelegate <object>(OnServerResponseReceived);
if (!core.IsRunning)
{
core.Start();
}
b2bua.Start();
if (settings.Register.Length > 1)
{
SysLog.LogWarning("MSS Gateway currently supports only one registration URI. Only the first URI will be registered.");
}
if (settings.Register.Length > 0)
{
core.StartAutoRegistration((string)settings.TrunkUri, (string)settings.Register[0]);
}
}
