public void Start(ISipAgent agent)
{
this.agent = agent;
base.SetRouter(this);
base.Agents.Add(agent);
base.Start();
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="request">The initiating <see cref="SipRequest" />.</param>
/// <param name="dialog">The <see cref="SipDialog" /> for requests that initiate a dialog (or <c>null</c>).</param>
/// <param name="agent">The <see cref="ISipAgent" /> that sent the request and received the response.</param>
/// <param name="response">The final <see cref="SipResponse" />.</param>
public SipResult(SipRequest request, SipDialog dialog, ISipAgent agent, SipResponse response)
{
this.Request = request;
this.Response = response;
this.Status = response.Status;
this.Dialog = dialog;
this.Agent = agent;
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="request">The initiating <see cref="SipRequest" />.</param>
/// <param name="dialog">The <see cref="SipDialog" /> for requests that initiate a dialog (or <c>null</c>).</param>
/// <param name="agent">The <see cref="ISipAgent" /> that sent the request and received the response.</param>
/// <param name="status">The final operation status.</param>
public SipResult(SipRequest request, SipDialog dialog, ISipAgent agent, SipStatus status)
{
this.Request = request;
this.Response = null;
this.Status = status;
this.Dialog = dialog;
this.Agent = agent;
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="agent">The <see cref="ISipAgent" /> that owns this transaction.</param>
/// <param name="id">The globally unique transaction ID.</param>
/// <param name="transport">The <see cref="ISipTransport" /> to be used for this transaction.</param>
/// <remarks>
/// The timers <see cref="TimerA" /> through <see cref="TimerK" /> are initialized
/// with the correct <see cref="PolledTimer.Interval" /> values for the given transport.
/// These timers will then need to be <see cref="PolledTimer.Reset()" /> before they
/// are actually used so they will be scheduled to fire at the correct time.
/// </remarks>
protected SipTransaction(ISipAgent agent, string id, ISipTransport transport)
{
this.agent = agent;
this.id = id;
this.state = SipTransactionState.Unknown;
this.transport = transport;
this.baseTimers = transport.Settings.BaseTimers;
this.agentState = null;
}
/// <summary>
/// Returns the <see cref="ISipTransport" /> that will be used to
/// deliver a <see cref="SipMessage" /> from a source <see cref="ISipAgent" />.
/// </summary>
/// <param name="agent">The source agent.</param>
/// <param name="request">The <see cref="SipRequest" /> to be delivered.</param>
/// <param name="remoteEP">Returns as the destination server's <see cref="NetworkBinding" />.</param>
/// <returns>The <see cref="ISipTransport" /> that will be used for delivery (or <c>null</c>).</returns>
/// <remarks>
/// <note>
/// <c>null</c> is a valid return value. This indicates that there are
/// no appropriate transports available to deliver this message.
/// </note>
/// </remarks>
public ISipTransport SelectTransport(ISipAgent agent, SipRequest request, out NetworkBinding remoteEP)
{
SipTransportType transportType;
SipUri proxyUri;
proxyUri = base.OutboundProxyUri;
if (proxyUri != null)
{
// Select a transport to route the message to the outbound proxy.
if (!SipHelper.TryGetRemoteBinding("<" + proxyUri + ">", out remoteEP, out transportType))
{
return(null);
}
}
else if (!SipHelper.TryGetRemoteBinding("<" + request.Uri + ">", out remoteEP, out transportType))
{
return(null);
}
// Select the first transport that looks decent. If the desired transport
// is not specified, then favor UDP since most of the world is compatible
// with that.
if (transportType == SipTransportType.UDP || transportType == SipTransportType.Unspecified)
{
foreach (ISipTransport transport in base.Transports)
{
if (transport.TransportType == SipTransportType.UDP)
{
return(transport);
}
}
return(null);
}
// Otherwise match the transport.
foreach (ISipTransport transport in base.Transports)
{
if (transport.TransportType == transportType)
{
return(transport);
}
}
return(null);
}
/// <summary>
/// Returns the <see cref="ISipTransport" /> that will be used to
/// deliver a <see cref="SipMessage" /> from a source <see cref="ISipAgent" />.
/// </summary>
/// <param name="agent">The source agent.</param>
/// <param name="request">The <see cref="SipRequest" /> to be delivered.</param>
/// <param name="remoteEP">Returns as the destination server's <see cref="NetworkBinding" />.</param>
/// <returns>The <see cref="ISipTransport" /> that will be used for delivery (or <c>null</c>).</returns>
/// <remarks>
/// <note>
/// <c>null</c> is a valid return value. This indicates that there are
/// no appropriate transports available to deliver this message.
/// </note>
/// </remarks>
public ISipTransport SelectTransport(ISipAgent agent, SipRequest request, out NetworkBinding remoteEP)
{
SipTransportType transportType;
if (!SipHelper.TryGetRemoteBinding(request.Uri, out remoteEP, out transportType))
{
return(null);
}
// Select the first transport that looks decent. If the desired transport
// is not specified, then favor UDP since most of the world is compatible
// with that.
if (transportType == SipTransportType.UDP || transportType == SipTransportType.Unspecified)
{
foreach (ISipTransport transport in base.Transports)
{
if (transport.TransportType == SipTransportType.UDP)
{
return(transport);
}
}
return(null);
}
// Otherwise match the transport.
foreach (ISipTransport transport in base.Transports)
{
if (transport.TransportType == transportType)
{
return(transport);
}
}
return(null);
}
public ISipTransport SelectTransport(ISipAgent agent, SipRequest request, out NetworkBinding remoteEP)
{
remoteEP = null; // NOP
return(null);
}
