public void Initialize(IInternalSoftPhone softPhone)
{
Check.Require(softPhone.EndWaitForAckTimer, "softPhone.EndWaitForAckTimer");
softPhone.EndWaitForAckTimer.Start();
_logger.Debug("Initialized.");
}
protected override void AfterPhoneProcessedRequest(IInternalSoftPhone softPhone, SipRequestEvent requestEvent)
{
if (requestEvent.Request.CSeq.Command == SipMethods.Invite)
{
_waitingforInviteReceived.Set();
}
}
public void AfterInitialize(IInternalSoftPhone softPhone)
{
Check.Require(softPhone, "softPhone");
Check.Require(softPhone.PendingCall, "softPhone.PendingCall");
softPhone.PendingCall.RaiseCallStateChanged(CallState.Setup);
}
protected override void AfterPhoneProcessedResponse(IInternalSoftPhone softPhone, Hallo.Sip.Stack.SipResponseEvent responseEvent)
{
if (responseEvent.Response.StatusLine.StatusCode == 180)
{
_waitingforRingingProcessed.Set();
}
}
protected override void AfterPhoneProcessedResponse(IInternalSoftPhone softPhone, SipResponseEvent responseEvent)
{
if (responseEvent.Response.StatusLine.StatusCode == 200 && responseEvent.Response.CSeq.Command == SipMethods.Bye)
{
_waitForOkByeProcessed.Set();
}
}
protected override void AfterPhoneProcessedRequest(IInternalSoftPhone softPhone, SipRequestEvent requestEvent)
{
if (requestEvent.Request.CSeq.Command == SipMethods.Invite)
{
_waitingforInviteReceived.Set();
}
}
public void ProcessResponse(IInternalSoftPhone softPhone, Sip.Stack.SipResponseEvent responseEvent)
{
SipStatusLine statusLine = responseEvent.Response.StatusLine;
_logger.Debug("processing response: {0} ...", statusLine.ResponseCode);
int statusCodeDiv100 = statusLine.StatusCode / 100;
if (responseEvent.ClientTransaction == null)
{
if (_logger.IsInfoEnabled) _logger.Info("Processing ABORTED. In this state, the ResponseEvent is expected to have a 'NOT NULL' ClientTx. DebugInfo: TxId created from RESPONSE: '{1}'. This Id could not be matched to a clienttransaction in the provider's clienttransactiontable.", statusCodeDiv100, SipProvider.GetClientTransactionId(responseEvent.Response));
return;
}
/*wait for ok on bye*/
if (_logger.IsInfoEnabled) _logger.Info("'{0}XX' response. Begin processing...", statusCodeDiv100);
if (statusCodeDiv100 != 2)
{
if (_logger.IsInfoEnabled) _logger.Info("Processing ABORTED. Only 'x200-299' responses are processed in this state.");
return;
}
if (responseEvent.ClientTransaction.Request.CSeq.Command == SipMethods.Bye)
{
if (_logger.IsInfoEnabled) _logger.Info("Received final response on 'BYE' request.Transitioning to Idle...");
softPhone.ChangeState(softPhone.StateProvider.GetIdle());
}
else
{
if (_logger.IsDebugEnabled) _logger.Debug("Response ignored. This is not the response to the 'BYE' request.");
}
}
public void Initialize(IInternalSoftPhone softPhone)
{
Check.Require(softPhone, "softPhone");
Check.Require(softPhone.PendingInvite, "softPhone.PendingInvite");
_logger.Debug("Initialized.");
}
public void Initialize(IInternalSoftPhone softPhone)
{
Check.Require(softPhone, "softPhone");
Check.Require(softPhone.PendingInvite, "softPhone.PendingInvite");
_logger.Debug("Initialized.");
}
protected override void AfterPhoneProcessedResponse(IInternalSoftPhone softPhone, Hallo.Sip.Stack.SipResponseEvent responseEvent)
{
if (responseEvent.Response.StatusLine.StatusCode == 180)
{
_ringingProcessed.Set();
}
}
public void AfterInitialize(IInternalSoftPhone softPhone)
{
Check.Require(softPhone, "softPhone");
Check.Require(softPhone.PendingCall, "softPhone.PendingCall");
softPhone.PendingCall.RaiseCallStateChanged(CallState.Ringing);
}
protected override void AfterPhoneProcessedResponse(IInternalSoftPhone softPhone, SipResponseEvent responseEvent)
{
if (responseEvent.Response.StatusLine.StatusCode == 200 && responseEvent.Response.CSeq.Command == SipMethods.Bye)
{
_waitForOkByeProcessed.Set();
}
}
public void Initialize(IInternalSoftPhone softPhone)
{
Check.Require(softPhone.EndWaitForAckTimer, "softPhone.EndWaitForAckTimer");
softPhone.EndWaitForAckTimer.Start();
_logger.Debug("Initialized.");
}
public void ProcessResponse(IInternalSoftPhone softPhone, SipResponseEvent responseEvent)
{
ProcessResponseCounter++;
_state.ProcessResponse(softPhone, responseEvent);
_afterProcessResponse(softPhone, responseEvent);
}
public void Initialize(IInternalSoftPhone softPhone)
{
Check.Require(softPhone.PendingInvite, "softPhone.PendingInvite");
Check.Require(softPhone.PendingInvite.CancelTransaction, "softPhone.PendingInvite.CancelTransaction");
Check.Require(softPhone.PendingInvite.InviteClientTransaction, "softPhone.PendingInvite.InviteClientTransaction");
_logger.Debug("Initialized.");
}
public void Initialize(IInternalSoftPhone softPhone)
{
Check.Require(softPhone.PendingInvite, "softPhone.PendingInvite");
Check.Require(softPhone.PendingInvite.CancelTransaction, "softPhone.PendingInvite.CancelTransaction");
Check.Require(softPhone.PendingInvite.InviteClientTransaction, "softPhone.PendingInvite.InviteClientTransaction");
_logger.Debug("Initialized.");
}
public void ProcessRequest(IInternalSoftPhone softPhone, SipRequestEvent requestEvent)
{
ProcessRequestCounter++;
_state.ProcessRequest(softPhone, requestEvent);
_afterProcessRequest(softPhone, requestEvent);
}
public void ProcessResponse(IInternalSoftPhone softPhone, SipResponseEvent responseEvent)
{
ProcessResponseCounter++;
_state.ProcessResponse(softPhone, responseEvent);
_afterProcessResponse(softPhone, responseEvent);
}
public void ProcessRequest(IInternalSoftPhone softPhone, SipRequestEvent requestEvent)
{
ProcessRequestCounter++;
_state.ProcessRequest(softPhone, requestEvent);
_afterProcessRequest(softPhone, requestEvent);
}
public void ProcessResponse(IInternalSoftPhone softPhone, Sip.Stack.SipResponseEvent responseEvent)
{
SipStatusLine statusLine = responseEvent.Response.StatusLine;
_logger.Debug("processing response: {0} ...", statusLine.ResponseCode);
int statusCodeDiv100 = statusLine.StatusCode / 100;
if (responseEvent.ClientTransaction == null)
{
if (_logger.IsInfoEnabled) _logger.Info("Processing ABORTED. In this state, the ResponseEvent is expected to have a 'NOT NULL' ClientTx. DebugInfo: TxId created from RESPONSE: '{1}'. This Id could not be matched to a clienttransaction in the provider's clienttransactiontable.", statusCodeDiv100, SipProvider.GetClientTransactionId(responseEvent.Response));
return;
}
/*wait for ok on cancel + 487 for invite*/
if (_logger.IsInfoEnabled) _logger.Info("'{0}XX' response. Begin processing...", statusCodeDiv100);
if (statusCodeDiv100 < 2)
{
if (_logger.IsInfoEnabled) _logger.Info("Processing ABORTED. Only FINAL (x200-x500) responses are processed in this state.");
return;
}
if (responseEvent.ClientTransaction.GetId() == softPhone.PendingInvite.CancelTransaction.GetId())
{
_receivedFinalCancelStatusCode = responseEvent.Response.StatusLine.StatusCode;
if (_logger.IsInfoEnabled) _logger.Info("Received final response on 'CANCEL' request. StatusCode: {0}", _receivedFinalCancelStatusCode);
}
if (responseEvent.ClientTransaction.GetId() == softPhone.PendingInvite.InviteClientTransaction.GetId())
{
if (_logger.IsInfoEnabled) _logger.Info("Received final response on 'INVITE' request.");
_receivedFinalInviteResponse = true;
if (_logger.IsDebugEnabled) _logger.Debug("Terminating the Dialog...");
softPhone.PendingInvite.Dialog.Terminate();
if (_logger.IsDebugEnabled) _logger.Debug("Dialog terminated.");
}
//TODO: use locks.
if (_receivedFinalCancelStatusCode == 481 || /*when cancel-tx x481 is received, the invite will NOT receive a final response. => go to idle immediately*/
(_receivedFinalCancelStatusCode == 200 && _receivedFinalInviteResponse)) /*when cancel-tx x200 is received, the invite will receive a final response. => wait for x487 before going to idle*/
{
if (_logger.IsDebugEnabled) _logger.Debug("Changing CallState to 'Cancelled'");
softPhone.PendingCall.RaiseCallStateChanged(CallState.Cancelled);
/*go to idle*/
if (_logger.IsDebugEnabled) _logger.Debug("Both 'CANCEL' & 'INVITE' Tx have received a final response. Transitioning to Idle...");
softPhone.ChangeState(softPhone.StateProvider.GetIdle());
}
}
protected override void AfterPhoneProcessedResponse(IInternalSoftPhone softPhone, Hallo.Sip.Stack.SipResponseEvent responseEvent)
{
if (responseEvent.Response.StatusLine.StatusCode == 180)
{
_ringingProcessed.Set();
}
if (responseEvent.Response.StatusLine.StatusCode == 200 && responseEvent.Response.CSeq.Command == SipMethods.Cancel)
{
_waitforOkProcessed.Set();
}
}
public void Initialize(IInternalSoftPhone softPhone)
{
Check.Require(softPhone, "softPhone");
Check.Require(softPhone.PendingInvite, "softPhone.PendingInvite");
if (softPhone.PendingInvite.IsIncomingCall)
{
softPhone.RetransmitRingingTimer.Start();
}
_logger.Debug("Initialized.");
}
protected override void AfterPhoneProcessedResponse(IInternalSoftPhone softPhone, Hallo.Sip.Stack.SipResponseEvent responseEvent)
{
if (responseEvent.Response.StatusLine.StatusCode == 180)
{
_ringingProcessed.Set();
}
if (responseEvent.Response.StatusLine.StatusCode == 481 && responseEvent.Response.CSeq.Command == SipMethods.Cancel)
{
_waitforProcessed.Set();
}
}
public void Initialize(IInternalSoftPhone softPhone)
{
Check.Require(softPhone, "softPhone");
Check.Require(softPhone.PendingInvite, "softPhone.PendingInvite");
if (softPhone.PendingInvite.IsIncomingCall)
{
softPhone.RetransmitRingingTimer.Start();
}
_logger.Debug("Initialized.");
}
public void ProcessRequest(IInternalSoftPhone softPhone, Sip.Stack.SipRequestEvent requestEvent)
{
string method = requestEvent.Request.RequestLine.Method;
_logger.Debug("processing request: {0} ...", method);
if (method != SipMethods.Bye)
{
if (_logger.IsDebugEnabled) _logger.Debug("Received request: '{0}'. Request ignored.", method);
return;
}
if (_logger.IsInfoEnabled)
{
_logger.Info("'BYE' received. Begin processing...");
}
if (requestEvent.Dialog == null)
{
if (_logger.IsInfoEnabled) _logger.Info("Processing ABORTED. A 'BYE' RequestEvent is expected to have a 'NOT NULL' dialog. DebugInfo: DialogId created from BYE: '{0}'. This Id could not be matched to a dialog in the provider's dialogtable.", SipProvider.GetDialogId(requestEvent.Request, true));
return;
}
if (requestEvent.Dialog.GetId() != softPhone.PendingInvite.Dialog.GetId())
{
if (_logger.IsInfoEnabled) _logger.Info("Processing ABORTED. The 'BYE' RequestEvent.Dialog, is expected to match only to the Dialog of the PendingInvite. DebugInfo: DialogId created from BYE: '{0}'. This case is not supposed to occur, since the phone can only process ONE dialog at a time. Check what's going on !!", SipProvider.GetDialogId(requestEvent.Request, true));
return;
}
if (_logger.IsDebugEnabled) _logger.Debug("Sending OK response to BYE..");
var okResponse = requestEvent.Request.CreateResponse(SipResponseCodes.x200_Ok);
var tx = softPhone.SipProvider.CreateServerTransaction(requestEvent.Request);
tx.SendResponse(okResponse);
requestEvent.IsSent = true;
softPhone.PendingInvite.Dialog.Terminate();
softPhone.PendingCall.RaiseCallStateChanged(CallState.Completed);
if (_logger.IsDebugEnabled) _logger.Debug("OK Send.");
if (_logger.IsInfoEnabled)
{
_logger.Info("Transitioning to 'IDLE'...");
}
softPhone.ChangeState(softPhone.StateProvider.GetIdle());
}
public void AfterInitialize(IInternalSoftPhone softPhone)
{
Check.Require(softPhone, "softPhone");
Check.Require(softPhone.PendingCall, "softPhone.PendingCall");
softPhone.PendingCall.RaiseCallStateChanged(CallState.Ringback);
if (softPhone.PendingInvite.CancelOnWaitFinal)
{
softPhone.SendCancel();
softPhone.PendingInvite.CancelOnWaitFinal = false;
}
}
public void AfterInitialize(IInternalSoftPhone softPhone)
{
Check.Require(softPhone, "softPhone");
Check.Require(softPhone.PendingCall, "softPhone.PendingCall");
softPhone.PendingCall.RaiseCallStateChanged(CallState.Ringback);
if (softPhone.PendingInvite.CancelOnWaitFinal)
{
softPhone.SendCancel();
softPhone.PendingInvite.CancelOnWaitFinal = false;
}
}
public void ProcessResponse(IInternalSoftPhone softPhone, Sip.Stack.SipResponseEvent responseEvent)
{
SipStatusLine statusLine = responseEvent.Response.StatusLine;
_logger.Debug("processing response: {0} ...", statusLine.ResponseCode);
int statusCodeDiv100 = statusLine.StatusCode / 100;
if (responseEvent.ClientTransaction == null)
{
if (_logger.IsInfoEnabled)
{
_logger.Info("Processing ABORTED. In this state, the ResponseEvent is expected to have a 'NOT NULL' ClientTx. DebugInfo: TxId created from RESPONSE: '{1}'. This Id could not be matched to a clienttransaction in the provider's clienttransactiontable.", statusCodeDiv100, SipProvider.GetClientTransactionId(responseEvent.Response));
}
return;
}
/*wait for ok on bye*/
if (_logger.IsInfoEnabled)
{
_logger.Info("'{0}XX' response. Begin processing...", statusCodeDiv100);
}
if (statusCodeDiv100 != 2)
{
if (_logger.IsInfoEnabled)
{
_logger.Info("Processing ABORTED. Only 'x200-299' responses are processed in this state.");
}
return;
}
if (responseEvent.ClientTransaction.Request.CSeq.Command == SipMethods.Bye)
{
if (_logger.IsInfoEnabled)
{
_logger.Info("Received final response on 'BYE' request.Transitioning to Idle...");
}
softPhone.ChangeState(softPhone.StateProvider.GetIdle());
}
else
{
if (_logger.IsDebugEnabled)
{
_logger.Debug("Response ignored. This is not the response to the 'BYE' request.");
}
}
}
public void AfterInitialize(IInternalSoftPhone softPhone)
{
Check.Require(softPhone, "softPhone");
Check.Require(softPhone.PendingCall, "softPhone.PendingCall");
Check.Require(softPhone.PendingInvite, "softPhone.PendingInvite");
Check.Require(softPhone.PendingInvite.Dialog, "softPhone.PendingInvite.Dialog");
softPhone.PendingCall.RaiseCallStateChanged(CallState.Completed);
if (_logger.IsInfoEnabled) _logger.Info("CallState changed to 'Completed'.");
softPhone.PendingInvite.Dialog.Terminate();
if (_logger.IsDebugEnabled) _logger.Debug("Dialog terminated.");
}
public void ProcessRequest(IInternalSoftPhone softPhone, Sip.Stack.SipRequestEvent requestEvent)
{
string method = requestEvent.Request.RequestLine.Method;
_logger.Debug("processing request: {0} ...", method);
if (method != SipMethods.Invite)
{
if (_logger.IsDebugEnabled) _logger.Debug("Received request: '{0}'. Request ignored.", method);
return;
}
if(_logger.IsInfoEnabled) _logger.Info("'INVITE' received. Creating 'RINGING' response...");
var ringingResponse = requestEvent.Request.CreateResponse(SipResponseCodes.x180_Ringing);
ringingResponse.To.Tag = SipUtil.CreateTag();
var contactUri = softPhone.AddressFactory.CreateUri("", softPhone.ListeningPoint.ToString());
ringingResponse.Contacts.Add(softPhone.HeaderFactory.CreateContactHeader(contactUri));
if (_logger.IsDebugEnabled) _logger.Debug("Sending response ... ");
var serverTransaction = softPhone.SipProvider.CreateServerTransaction(requestEvent.Request);
var dialog = softPhone.SipProvider.CreateServerDialog(serverTransaction as SipInviteServerTransaction);
serverTransaction.SendResponse(ringingResponse);
requestEvent.IsSent = true;
if (_logger.IsInfoEnabled) _logger.Info("Response send. Transitioning to 'RINGING' state.");
softPhone.PendingInvite = new InviteInfo()
{
OriginalRequest = requestEvent.Request,
RingingResponse = ringingResponse,
From = requestEvent.Request.From.SipUri,
To = requestEvent.Request.To.SipUri,
InviteServerTransaction = (SipInviteServerTransaction) serverTransaction,
IsIncomingCall = true,
Dialog = dialog
};
softPhone.RaiseIncomingCall();/* !! the incoming call event is raised, before any callstate events can occur*/
softPhone.ChangeState(softPhone.StateProvider.GetRinging());
if (_logger.IsDebugEnabled) _logger.Debug("'RINGING' response created. Raising Incoming PhoneCall...");
if (_logger.IsDebugEnabled) _logger.Debug("Raised.");
}
public void ProcessRequest(IInternalSoftPhone softPhone, Sip.Stack.SipRequestEvent requestEvent)
{
string method = requestEvent.Request.RequestLine.Method;
_logger.Debug("processing request: {0} ...", method);
if (method != SipMethods.Ack)
{
if (_logger.IsDebugEnabled)
{
_logger.Debug("Received request: '{0}'. Request ignored.", method);
}
return;
}
if (_logger.IsInfoEnabled)
{
_logger.Info("'ACK' received. Begin processing...");
}
if (requestEvent.Dialog == null)
{
if (_logger.IsInfoEnabled)
{
_logger.Info("Processing ABORTED. An 'ACK' RequestEvent is expected to have a 'NOT NULL' dialog. DebugInfo: DialogId created from ACK: '{0}'. This Id could not be matched to a dialog in the provider's dialogtable.", SipProvider.GetDialogId(requestEvent.Request, true));
}
return;
}
if (requestEvent.Dialog.GetId() != softPhone.PendingInvite.Dialog.GetId())
{
if (_logger.IsInfoEnabled)
{
_logger.Info("Processing ABORTED. The 'ACK' RequestEvent it's Dialog, is expected to match only to the Dialog of the PendingInvite. DebugInfo: DialogId created from ACK: '{0}'. This case is not supposed to occur, since the phone can only process ONE dialog at a time. Check what's going on !!", SipProvider.GetDialogId(requestEvent.Request, true));
}
return;
}
if (_logger.IsInfoEnabled)
{
_logger.Info("Transitioning to 'ESTABLISHED'...");
}
softPhone.ChangeState(softPhone.StateProvider.GetEstablished());
}
protected override void Given()
{
//create invite that is addresses to the phone's sipuri
_invite = CreateInviteRequest(_testClientUaUri, _phoneUaUri);
//create phone that is located at IpEndPoint2
var phoneCs = new FakeSipContextSource(_phoneUaEndPoint);
_network = new FakeNetwork();
_sipProvider1 = new SipProvider(new SipStack(), phoneCs);
_phone = new SoftPhone(_sipProvider1, new SipMessageFactory(), new SipHeaderFactory(), new SipAddressFactory(), _stateProvider, _timerFactory, new SipListeningPoint(_phoneUaEndPoint));
phoneCs.AddToNetwork(_network);
_network.AddReceiver(_testClientUaEndPoint, OnTestClientUaReceive);
_phone.InternalStateChanged += new EventHandler <EventArgs>(_calleePhone_InternalStateChanged);
_phone.IncomingCall += new EventHandler <VoipEventArgs <IPhoneCall> >(_calleePhone_IncomingCall);
_phone.Start();
GivenOverride();
}
public void AfterInitialize(IInternalSoftPhone softPhone)
{
Check.Require(softPhone, "softPhone");
Check.Require(softPhone.PendingCall, "softPhone.PendingCall");
Check.Require(softPhone.PendingInvite, "softPhone.PendingInvite");
Check.Require(softPhone.PendingInvite.Dialog, "softPhone.PendingInvite.Dialog");
softPhone.PendingCall.RaiseCallStateChanged(CallState.Completed);
if (_logger.IsInfoEnabled)
{
_logger.Info("CallState changed to 'Completed'.");
}
softPhone.PendingInvite.Dialog.Terminate();
if (_logger.IsDebugEnabled)
{
_logger.Debug("Dialog terminated.");
}
}
public void ProcessRequest(IInternalSoftPhone softPhone, Sip.Stack.SipRequestEvent requestEvent)
{
string method = requestEvent.Request.RequestLine.Method;
_logger.Debug("processing request: {0} ...", method);
if (method != SipMethods.Ack)
{
if (_logger.IsDebugEnabled) _logger.Debug("Received request: '{0}'. Request ignored.", method);
return;
}
if (_logger.IsInfoEnabled)
{
_logger.Info("'ACK' received. Begin processing...");
}
if (requestEvent.Dialog == null)
{
if (_logger.IsInfoEnabled) _logger.Info("Processing ABORTED. An 'ACK' RequestEvent is expected to have a 'NOT NULL' dialog. DebugInfo: DialogId created from ACK: '{0}'. This Id could not be matched to a dialog in the provider's dialogtable.", SipProvider.GetDialogId(requestEvent.Request, true));
return;
}
if (requestEvent.Dialog.GetId() != softPhone.PendingInvite.Dialog.GetId())
{
if (_logger.IsInfoEnabled) _logger.Info("Processing ABORTED. The 'ACK' RequestEvent it's Dialog, is expected to match only to the Dialog of the PendingInvite. DebugInfo: DialogId created from ACK: '{0}'. This case is not supposed to occur, since the phone can only process ONE dialog at a time. Check what's going on !!", SipProvider.GetDialogId(requestEvent.Request, true));
return;
}
if (_logger.IsInfoEnabled)
{
_logger.Info("Transitioning to 'ESTABLISHED'...");
}
softPhone.ChangeState(softPhone.StateProvider.GetEstablished());
}
public void AfterInitialize(IInternalSoftPhone softPhone)
{
_state.AfterInitialize(softPhone);
}
public void ProcessResponse(IInternalSoftPhone softPhone, SipResponseEvent responseEvent)
{
}
public void ProcessRequest(IInternalSoftPhone softPhone, Sip.Stack.SipRequestEvent requestEvent)
{
}
protected override void AfterPhoneProcessedResponse(IInternalSoftPhone softPhone, Hallo.Sip.Stack.SipResponseEvent responseEvent)
{
}
public void AfterInitialize(IInternalSoftPhone softPhone)
{
}
public void Terminate(IInternalSoftPhone softPhone)
{
_state.Terminate(softPhone);
}
public void Terminate(IInternalSoftPhone softPhone)
{
}
public void Terminate(IInternalSoftPhone softPhone)
{
}
protected virtual void AfterPhoneProcessedResponse(IInternalSoftPhone softPhone, SipResponseEvent responseEvent)
{
}
public void ProcessRequest(IInternalSoftPhone softPhone, SipRequestEvent requestEvent)
{
string method = requestEvent.Request.RequestLine.Method;
if (method != SipMethods.Cancel)
{
if (_logger.IsDebugEnabled)
{
_logger.Debug("Received request: '{0}'. Request ignored.", method);
}
return;
}
if (_logger.IsInfoEnabled)
{
_logger.Info("'CANCEL' received. Start processing...");
}
#region attempt to match transaction
/*terminate pending invite with 487 (assumption: PendingInvite.OriginalRequest= requestEvent.ServerTransaction.Request)*/
if (_logger.IsDebugEnabled)
{
_logger.Debug("Attempting to match 'CANCEL' target-tx against a tx in the ServerTransactionTable...");
}
var txIdAttempts = CreateTxIdAttempts(requestEvent.Request);
ISipServerTransaction serverTransaction = null;
foreach (var txIdAttempt in txIdAttempts)
{
serverTransaction = softPhone.SipProvider.FindServerTransactionById(txIdAttempt);
if (serverTransaction != null)
{
break;
}
}
#endregion
if (serverTransaction == null)
{
#region no match
if (_logger.IsDebugEnabled)
{
_logger.Debug("Could not match 'CANCEL' to an existing transaction. Sending x487 response...");
}
var cancelResponse = requestEvent.Request.CreateResponse(SipResponseCodes.x481_Call_Transaction_Does_Not_Exist);
var cancelTx = softPhone.SipProvider.CreateServerTransaction(requestEvent.Request);
cancelTx.SendResponse(cancelResponse);
requestEvent.IsSent = true;
if (_logger.IsDebugEnabled)
{
_logger.Debug("x487 response send.");
}
#endregion
}
else
{
#region matched
#region respond to cancel with ok
if (_logger.IsDebugEnabled)
{
_logger.Debug("'CANCEL' target-tx matched. Answering to cancel with ok...");
}
var cancelOkResponse = requestEvent.Request.CreateResponse(SipResponseCodes.x200_Ok);
var cancelOkTx = softPhone.SipProvider.CreateServerTransaction(requestEvent.Request);
cancelOkTx.SendResponse(cancelOkResponse);
requestEvent.IsSent = true;
if (_logger.IsDebugEnabled)
{
_logger.Debug("Answered.");
}
#endregion
#region respond to matched tx with x487
if (serverTransaction.GetId() != softPhone.PendingInvite.InviteServerTransaction.GetId())
{
if (_logger.IsInfoEnabled)
{
_logger.Info("'CANCEL' target-tx does NOT match 'INVITE.' Processing ABORTED. The 'CANCEL' target-tx is expected, to match only to the pending 'INVITE' servertransaction.");
}
}
else
{
if (_logger.IsDebugEnabled)
{
_logger.Debug("Creating '487-Request terminated' response and sending...");
}
var requestToCancel = serverTransaction.Request;
var terminateResponse = requestToCancel.CreateResponse(SipResponseCodes.x487_Request_Terminated);
/*terminate pending invite.*/
softPhone.PendingInvite.InviteServerTransaction.SendResponse(terminateResponse);
if (_logger.IsDebugEnabled)
{
_logger.Debug("Response send.");
}
if (_logger.IsDebugEnabled)
{
_logger.Debug("Changing callstate to 'CANCELLED'.");
}
softPhone.PendingCall.RaiseCallStateChanged(CallState.Cancelled);
if (_logger.IsInfoEnabled)
{
_logger.Info("'CANCEL' Processed. Transitioning (back) to 'Idle'");
}
softPhone.ChangeState(softPhone.StateProvider.GetIdle());
}
#endregion
#endregion
}
}
public void Terminate(IInternalSoftPhone softPhone)
{
softPhone.RetransmitRingingTimer.Stop();
}
public void ProcessResponse(IInternalSoftPhone softPhone, SipResponseEvent responseEvent)
{
}
public void Initialize(IInternalSoftPhone softPhone)
{
_logger.Debug("Initialized.");
}
public void ProcessResponse(IInternalSoftPhone softPhone, Sip.Stack.SipResponseEvent responseEvent)
{
SipStatusLine statusLine = responseEvent.Response.StatusLine;
_logger.Debug("processing response: {0} ...", statusLine.ResponseCode);
int statusCodeDiv100 = statusLine.StatusCode / 100;
if (_logger.IsInfoEnabled)
{
_logger.Info("'{0}XX' response. Begin processing...", statusCodeDiv100);
}
if (responseEvent.ClientTransaction == null)
{
if (_logger.IsInfoEnabled) _logger.Info("Processing ABORTED. A '{0}XX' ResponseEvent is expected to have a 'NOT NULL' ClientTx. DebugInfo: TxId created from RESPONSE: '{1}'. This Id could not be matched to a clienttransaction in the provider's clienttransactiontable.", statusCodeDiv100, SipProvider.GetClientTransactionId(responseEvent.Response));
return;
}
if (responseEvent.ClientTransaction.GetId() != softPhone.PendingInvite.InviteClientTransaction.GetId())
{
if (_logger.IsInfoEnabled) _logger.Info("Processing ABORTED. The '{0}XX' ResponseEvent.ClientTransaction, is expected to match only to the InviteSendTransaction of the PendingInvite. DebugInfo: TxId created from RESPONSE: '{1}'. This case is not supposed to occur, since the phone can only process ONE PendingInvite at a time. Check what's going on !!", statusCodeDiv100, SipProvider.GetClientTransactionId(responseEvent.Response));
return;
}
if (responseEvent.Dialog == null)
{
if (_logger.IsInfoEnabled) _logger.Info("Processing ABORTED. In this state the 'ResponseEvent' is expected to have a 'NOT NULL' dialog. DebugInfo: DialogId created from Response: '{0}'. This Id could not be matched to a dialog in the provider's dialogtable.", SipProvider.GetDialogId(responseEvent.Response, false));
return;
}
if (responseEvent.Dialog.GetId() != softPhone.PendingInvite.Dialog.GetId())
{
if (_logger.IsInfoEnabled) _logger.Info("Processing ABORTED. In this state the 'ResponseEvent' it's Dialog, is expected to match only to the Dialog of the PendingInvite. DebugInfo: DialogId created from response: '{0}'. This case is not supposed to occur, since the phone can only process ONE dialog at a time. Check what's going on !!", SipProvider.GetDialogId(responseEvent.Response, false));
return;
}
if (statusCodeDiv100 == 1)
{
if (_logger.IsInfoEnabled) _logger.Info("Do nothing");
}
else if (statusCodeDiv100 == 2)
{
if (_logger.IsInfoEnabled) _logger.Info("Transitioning to 'ESTABLISHED'...");
Check.IsTrue(responseEvent.Dialog is SipInviteClientDialog, "Failed to respond to '200' response with ACK request. The 'ACK' can not be created. The responseEvent.Dialog is expected to be of type SipInviteClientDialog.");
var clientDialog = (SipInviteClientDialog) softPhone.PendingInvite.Dialog;
var ack = clientDialog.CreateAck();
clientDialog.SendAck(ack);
softPhone.ChangeState(softPhone.StateProvider.GetEstablished());
}
else
{
//change callstate. Don't go automatically to 'IDLE' state, but wait for the api user to invoke Call.Stop()
if (statusLine.ResponseCode == SipResponseCodes.x486_Busy_Here)
{
if (_logger.IsDebugEnabled) _logger.Debug("Changing CallState to 'BusyHere'");
softPhone.PendingCall.RaiseCallStateChanged(CallState.BusyHere);
}
else
{
if (_logger.IsDebugEnabled) _logger.Debug("Changing CallState to 'Error'");
softPhone.PendingCall.RaiseCallStateChanged(CallState.Error);
}
softPhone.PendingInvite.Dialog.Terminate();
}
}
protected virtual void AfterInitialized(IInternalSoftPhone softPhone)
{
}
public void Terminate(IInternalSoftPhone softPhone)
{
Check.Require(softPhone.EndWaitForAckTimer, "softPhone.EndWaitForAckTimer");
softPhone.EndWaitForAckTimer.Stop();
}
protected virtual void AfterPhoneProcessedRequest(IInternalSoftPhone softPhone, SipRequestEvent requestEvent)
{
}
public void ProcessRequest(IInternalSoftPhone softPhone, Sip.Stack.SipRequestEvent requestEvent)
{
}
public void Initialize(IInternalSoftPhone softPhone)
{
_logger.Debug("Initialized.");
}
public void ProcessRequest(IInternalSoftPhone softPhone, SipRequestEvent requestEvent)
{
string method = requestEvent.Request.RequestLine.Method;
if (method != SipMethods.Cancel)
{
if (_logger.IsDebugEnabled) _logger.Debug("Received request: '{0}'. Request ignored.", method);
return;
}
if (_logger.IsInfoEnabled) _logger.Info("'CANCEL' received. Start processing...");
#region attempt to match transaction
/*terminate pending invite with 487 (assumption: PendingInvite.OriginalRequest= requestEvent.ServerTransaction.Request)*/
if (_logger.IsDebugEnabled) _logger.Debug("Attempting to match 'CANCEL' target-tx against a tx in the ServerTransactionTable...");
var txIdAttempts = CreateTxIdAttempts(requestEvent.Request);
ISipServerTransaction serverTransaction = null;
foreach (var txIdAttempt in txIdAttempts)
{
serverTransaction = softPhone.SipProvider.FindServerTransactionById(txIdAttempt);
if(serverTransaction !=null) break;
}
#endregion
if (serverTransaction == null)
{
#region no match
if (_logger.IsDebugEnabled) _logger.Debug("Could not match 'CANCEL' to an existing transaction. Sending x487 response...");
var cancelResponse = requestEvent.Request.CreateResponse(SipResponseCodes.x481_Call_Transaction_Does_Not_Exist);
var cancelTx = softPhone.SipProvider.CreateServerTransaction(requestEvent.Request);
cancelTx.SendResponse(cancelResponse);
requestEvent.IsSent = true;
if (_logger.IsDebugEnabled) _logger.Debug("x487 response send.");
#endregion
}
else
{
#region matched
#region respond to cancel with ok
if (_logger.IsDebugEnabled) _logger.Debug("'CANCEL' target-tx matched. Answering to cancel with ok...");
var cancelOkResponse = requestEvent.Request.CreateResponse(SipResponseCodes.x200_Ok);
var cancelOkTx = softPhone.SipProvider.CreateServerTransaction(requestEvent.Request);
cancelOkTx.SendResponse(cancelOkResponse);
requestEvent.IsSent = true;
if (_logger.IsDebugEnabled) _logger.Debug("Answered.");
#endregion
#region respond to matched tx with x487
if (serverTransaction.GetId() != softPhone.PendingInvite.InviteServerTransaction.GetId())
{
if (_logger.IsInfoEnabled) _logger.Info("'CANCEL' target-tx does NOT match 'INVITE.' Processing ABORTED. The 'CANCEL' target-tx is expected, to match only to the pending 'INVITE' servertransaction.");
}
else
{
if (_logger.IsDebugEnabled) _logger.Debug("Creating '487-Request terminated' response and sending...");
var requestToCancel = serverTransaction.Request;
var terminateResponse = requestToCancel.CreateResponse(SipResponseCodes.x487_Request_Terminated);
/*terminate pending invite.*/
softPhone.PendingInvite.InviteServerTransaction.SendResponse(terminateResponse);
if (_logger.IsDebugEnabled) _logger.Debug("Response send.");
if (_logger.IsDebugEnabled) _logger.Debug("Changing callstate to 'CANCELLED'.");
softPhone.PendingCall.RaiseCallStateChanged(CallState.Cancelled);
if (_logger.IsInfoEnabled) _logger.Info("'CANCEL' Processed. Transitioning (back) to 'Idle'");
softPhone.ChangeState(softPhone.StateProvider.GetIdle());
}
#endregion
#endregion
}
}
public void AfterInitialize(IInternalSoftPhone softPhone)
{
}
public void ProcessRequest(IInternalSoftPhone softPhone, Sip.Stack.SipRequestEvent requestEvent)
{
string method = requestEvent.Request.RequestLine.Method;
_logger.Debug("processing request: {0} ...", method);
if (method != SipMethods.Bye)
{
if (_logger.IsDebugEnabled)
{
_logger.Debug("Received request: '{0}'. Request ignored.", method);
}
return;
}
if (_logger.IsInfoEnabled)
{
_logger.Info("'BYE' received. Begin processing...");
}
if (requestEvent.Dialog == null)
{
if (_logger.IsInfoEnabled)
{
_logger.Info("Processing ABORTED. A 'BYE' RequestEvent is expected to have a 'NOT NULL' dialog. DebugInfo: DialogId created from BYE: '{0}'. This Id could not be matched to a dialog in the provider's dialogtable.", SipProvider.GetDialogId(requestEvent.Request, true));
}
return;
}
if (requestEvent.Dialog.GetId() != softPhone.PendingInvite.Dialog.GetId())
{
if (_logger.IsInfoEnabled)
{
_logger.Info("Processing ABORTED. The 'BYE' RequestEvent.Dialog, is expected to match only to the Dialog of the PendingInvite. DebugInfo: DialogId created from BYE: '{0}'. This case is not supposed to occur, since the phone can only process ONE dialog at a time. Check what's going on !!", SipProvider.GetDialogId(requestEvent.Request, true));
}
return;
}
if (_logger.IsDebugEnabled)
{
_logger.Debug("Sending OK response to BYE..");
}
var okResponse = requestEvent.Request.CreateResponse(SipResponseCodes.x200_Ok);
var tx = softPhone.SipProvider.CreateServerTransaction(requestEvent.Request);
tx.SendResponse(okResponse);
requestEvent.IsSent = true;
softPhone.PendingInvite.Dialog.Terminate();
softPhone.PendingCall.RaiseCallStateChanged(CallState.Completed);
if (_logger.IsDebugEnabled)
{
_logger.Debug("OK Send.");
}
if (_logger.IsInfoEnabled)
{
_logger.Info("Transitioning to 'IDLE'...");
}
softPhone.ChangeState(softPhone.StateProvider.GetIdle());
}
public void ProcessResponse(IInternalSoftPhone softPhone, Sip.Stack.SipResponseEvent responseEvent)
{
SipStatusLine statusLine = responseEvent.Response.StatusLine;
_logger.Debug("processing response: {0} ...", statusLine.ResponseCode);
if (statusLine.ResponseCode == SipResponseCodes.x100_Trying)
{
if (_logger.IsDebugEnabled)
{
_logger.Debug("'Trying' response received. Ignored");
}
return;
}
int statusCodeDiv100 = statusLine.StatusCode / 100;
if (_logger.IsInfoEnabled)
{
_logger.Info("'{0}XX' response. Begin processing...", statusCodeDiv100);
}
if (responseEvent.ClientTransaction == null)
{
if (_logger.IsInfoEnabled)
{
_logger.Info("Processing ABORTED. A '{0}XX' ResponseEvent is expected to have a 'NOT NULL' ClientTx. DebugInfo: TxId created from RESPONSE: '{1}'. This Id could not be matched to a clienttransaction in the provider's clienttransactiontable.", statusCodeDiv100, SipProvider.GetClientTransactionId(responseEvent.Response));
}
return;
}
if (responseEvent.ClientTransaction.GetId() != softPhone.PendingInvite.InviteClientTransaction.GetId())
{
if (_logger.IsInfoEnabled)
{
_logger.Info("Processing ABORTED. The '{0}XX' ResponseEvent.ClientTransaction, is expected to match only to the InviteSendTransaction of the PendingInvite. DebugInfo: TxId created from RESPONSE: '{1}'. This case is not supposed to occur, since the phone can only process ONE PendingInvite at a time. Check what's going on !!", statusCodeDiv100, SipProvider.GetClientTransactionId(responseEvent.Response));
}
return;
}
if (responseEvent.Dialog == null)
{
if (_logger.IsInfoEnabled)
{
_logger.Info("Processing ABORTED. In this state the 'ResponseEvent' is expected to have a 'NOT NULL' dialog. DebugInfo: DialogId created from Response: '{0}'. This Id could not be matched to a dialog in the provider's dialogtable.", SipProvider.GetDialogId(responseEvent.Response, false));
}
return;
}
if (responseEvent.Dialog.GetId() != softPhone.PendingInvite.Dialog.GetId())
{
if (_logger.IsInfoEnabled)
{
_logger.Info("Processing ABORTED. In this state the 'ResponseEvent' it's Dialog, is expected to match only to the Dialog of the PendingInvite. DebugInfo: DialogId created from response: '{0}'. This case is not supposed to occur, since the phone can only process ONE dialog at a time. Check what's going on !!", SipProvider.GetDialogId(responseEvent.Response, false));
}
return;
}
if (statusCodeDiv100 == 1)
{
/*go to wait for final*/
if (_logger.IsInfoEnabled)
{
_logger.Info("Transitioning to 'WAITFINAL'...");
}
softPhone.ChangeState(softPhone.StateProvider.GetWaitFinal());
}
else if (statusCodeDiv100 == 2)
{
if (_logger.IsInfoEnabled)
{
_logger.Info("Transitioning to 'ESTABLISHED'...");
}
Check.IsTrue(responseEvent.Dialog is SipInviteClientDialog, "Failed to respond to '200' response with ACK request. The 'ACK' can not be created. The responseEvent.Dialog is expected to be of type SipInviteClientDialog.");
var clientDialog = (SipInviteClientDialog)softPhone.PendingInvite.Dialog;
var ack = clientDialog.CreateAck();
clientDialog.SendAck(ack);
softPhone.ChangeState(softPhone.StateProvider.GetEstablished());
}
else
{
//change callstate. don't go automatically to 'IDLE' state, but wait for the api user to invoke Call.Stop()
if (statusLine.ResponseCode == SipResponseCodes.x486_Busy_Here)
{
if (_logger.IsDebugEnabled)
{
_logger.Debug("Changing CallState to 'BusyHere'");
}
softPhone.PendingCall.RaiseCallStateChanged(CallState.BusyHere);
}
else
{
if (_logger.IsDebugEnabled)
{
_logger.Debug("Changing CallState to 'Error'");
}
softPhone.PendingCall.RaiseCallErrorOccured(CallError.SipResponse, statusLine.ResponseCode);
softPhone.PendingCall.RaiseCallStateChanged(CallState.Error);
}
softPhone.PendingInvite.Dialog.Terminate();
softPhone.ChangeState(softPhone.StateProvider.GetIdle());
}
}
public void ProcessResponse(IInternalSoftPhone softPhone, Sip.Stack.SipResponseEvent responseEvent)
{
SipStatusLine statusLine = responseEvent.Response.StatusLine;
_logger.Debug("processing response: {0} ...", statusLine.ResponseCode);
int statusCodeDiv100 = statusLine.StatusCode / 100;
if (responseEvent.ClientTransaction == null)
{
if (_logger.IsInfoEnabled)
{
_logger.Info("Processing ABORTED. In this state, the ResponseEvent is expected to have a 'NOT NULL' ClientTx. DebugInfo: TxId created from RESPONSE: '{1}'. This Id could not be matched to a clienttransaction in the provider's clienttransactiontable.", statusCodeDiv100, SipProvider.GetClientTransactionId(responseEvent.Response));
}
return;
}
/*wait for ok on cancel + 487 for invite*/
if (_logger.IsInfoEnabled)
{
_logger.Info("'{0}XX' response. Begin processing...", statusCodeDiv100);
}
if (statusCodeDiv100 < 2)
{
if (_logger.IsInfoEnabled)
{
_logger.Info("Processing ABORTED. Only FINAL (x200-x500) responses are processed in this state.");
}
return;
}
if (responseEvent.ClientTransaction.GetId() == softPhone.PendingInvite.CancelTransaction.GetId())
{
_receivedFinalCancelStatusCode = responseEvent.Response.StatusLine.StatusCode;
if (_logger.IsInfoEnabled)
{
_logger.Info("Received final response on 'CANCEL' request. StatusCode: {0}", _receivedFinalCancelStatusCode);
}
}
if (responseEvent.ClientTransaction.GetId() == softPhone.PendingInvite.InviteClientTransaction.GetId())
{
if (_logger.IsInfoEnabled)
{
_logger.Info("Received final response on 'INVITE' request.");
}
_receivedFinalInviteResponse = true;
if (_logger.IsDebugEnabled)
{
_logger.Debug("Terminating the Dialog...");
}
softPhone.PendingInvite.Dialog.Terminate();
if (_logger.IsDebugEnabled)
{
_logger.Debug("Dialog terminated.");
}
}
//TODO: use locks.
if (_receivedFinalCancelStatusCode == 481 || /*when cancel-tx x481 is received, the invite will NOT receive a final response. => go to idle immediately*/
(_receivedFinalCancelStatusCode == 200 && _receivedFinalInviteResponse)) /*when cancel-tx x200 is received, the invite will receive a final response. => wait for x487 before going to idle*/
{
if (_logger.IsDebugEnabled)
{
_logger.Debug("Changing CallState to 'Cancelled'");
}
softPhone.PendingCall.RaiseCallStateChanged(CallState.Cancelled);
/*go to idle*/
if (_logger.IsDebugEnabled)
{
_logger.Debug("Both 'CANCEL' & 'INVITE' Tx have received a final response. Transitioning to Idle...");
}
softPhone.ChangeState(softPhone.StateProvider.GetIdle());
}
}
public void Initialize(IInternalSoftPhone softPhone)
{
_state.Initialize(softPhone);
_afterInitialized(softPhone);//TODO: rename
}
public void Terminate(IInternalSoftPhone softPhone)
{
softPhone.RetransmitRingingTimer.Stop();
}
