private void SendBye(SipAbstractDialog dialog)
{
var byeRequest = dialog.CreateRequest(SipMethods.Bye);
var ctx = SipProvider.CreateClientTransaction(byeRequest);
dialog.SendRequest(ctx);
}
private void _btnStart_Click(object sender, EventArgs e)
{
var ipEndPoint = SipUtil.ParseIpEndPoint(_txtLocalIPAddress.Text);
_stack = new SipStack();
var listeningPoint = _stack.CreateUdpListeningPoint(ipEndPoint);
_sipProvider = _stack.CreateSipProvider(listeningPoint);
_sipProvider.AddSipListener(this);
_stack.Start();
_tmrDiagnostics.Start();
}
protected override void Given()
{
_contextSource = new FakeSipContextSource();
_sipStack = new SipStack();
_provider = new SipProvider(_sipStack, _contextSource);
_inviteRequest = CreateInviteRequest();
BeforeCreateInviteTransaction();
_inviteTransaction = _provider.CreateClientTransaction(_inviteRequest).As <SipInviteClientTransaction>();
_dialog = _provider.CreateClientDialog(_inviteTransaction);
_inviteTransaction.SendRequest();
GivenOverride();
}
private void _btnStart_Click(object sender, EventArgs e)
{
var ipEndPoint = SipUtil.ParseIpEndPoint(_txtLocalIPAddress.Text);
_stack = new SipStack();
var listeningPoint = _stack.CreateUdpListeningPoint(ipEndPoint);
_sipProvider = _stack.CreateSipProvider(listeningPoint);
_sipProvider.AddSipListener(this);
_stack.Start();
_tmrDiagnostics.Start();
}
private void Invite()
{
FormHelper.ValidateCondition(SipUtil.IsSipUri(_txtFromUri.Text), "From-uri");
FormHelper.ValidateCondition(SipUtil.IsSipUri(_txtToUri.Text), "To-uri");
var fromUri = SipUtil.ParseSipUri(_txtFromUri.Text);
var toUri = SipUtil.ParseSipUri(_txtToUri.Text);
if (_chkPeerToPeer.Checked)
{
FormHelper.ValidateCondition(SipUtil.IsIpEndPoint(toUri.Host), "To-uri");
}
var requestUri = toUri;
var toAddress = AddressFactory.CreateAddress(_txtToAlias.Text, toUri);
var fromAddress = AddressFactory.CreateAddress(_txtFromAlias.Text, fromUri);
var toHeader = HeaderFactory.CreateToHeader(toAddress);
var fromHeader = HeaderFactory.CreateFromHeader(fromAddress, SipUtil.CreateTag());
var cseqHeader = HeaderFactory.CreateSCeqHeader(SipMethods.Invite, ++commandSequence);
var callIdheader = HeaderFactory.CreateCallIdHeader(SipUtil.CreateCallId());
var viaHeader = HeaderFactory.CreateViaHeader(SipProvider.ListeningPoint.Address,
SipProvider.ListeningPoint.Port, SipConstants.Udp,
SipUtil.CreateBranch());
var maxForwardsHeader = HeaderFactory.CreateMaxForwardsHeader(1);
var request = MessageFactory.CreateRequest(
requestUri,
SipMethods.Invite,
callIdheader,
cseqHeader,
fromHeader,
toHeader,
viaHeader,
maxForwardsHeader);
/*add routes and contacts*/
if (!_chkPeerToPeer.Checked)
{
var proxyServerUri = AddressFactory.CreateUri(null, MainForm.SipStack.OutBoundProxy.ToString());
proxyServerUri.IsLooseRouting = true;
var routeHeader = HeaderFactory.CreateRouteHeader(proxyServerUri);
request.Routes.Add(routeHeader);
}
var contactUri = AddressFactory.CreateUri(fromUri.User, viaHeader.SentBy.ToString());
var contactHeader = HeaderFactory.CreateContactHeader(contactUri);
request.Contacts.Add(contactHeader);
var transaction = SipProvider.CreateClientTransaction(request);
_dialog = SipProvider.CreateClientDialog(transaction);
transaction.SendRequest();
}
private void _btnRegister_Click(object sender, EventArgs e)
{
try
{
var requestUri = AddressFactory.CreateUri(null, "registrar." + MainForm.Configuration.RegistrarDomain);
var toAddressUri = AddressFactory.CreateUri("hannes", MainForm.Configuration.RegistrarDomain);
var toAddress = AddressFactory.CreateAddress("hannes", toAddressUri);
var toHeader = HeaderFactory.CreateToHeader(toAddress);
var fromHeader = HeaderFactory.CreateFromHeader(toAddress, SipUtil.CreateTag());
var cseqHeader = HeaderFactory.CreateSCeqHeader(SipMethods.Register, 1028);
var callId = SipUtil.CreateCallId();
var callIdheader = HeaderFactory.CreateCallIdHeader(callId);
var viaHeader = HeaderFactory.CreateViaHeader(SipProvider.ListeningPoint.Address, SipProvider.ListeningPoint.Port, SipConstants.Udp,
SipUtil.CreateBranch());
var maxForwardsHeader = HeaderFactory.CreateMaxForwardsHeader();
var request = MessageFactory.CreateRequest(
requestUri,
SipMethods.Register,
callIdheader,
cseqHeader,
fromHeader,
toHeader,
viaHeader,
maxForwardsHeader);
var proxyServerUri = AddressFactory.CreateUri(null, MainForm.SipStack.OutBoundProxy.ToString());
var localHostUri = AddressFactory.CreateUri(null, MainForm.SipProvider.ListeningPoint.ToString());
var routeHeader = HeaderFactory.CreateRouteHeader(proxyServerUri);
var contactHeader = HeaderFactory.CreateContactHeader(localHostUri);
request.Routes.Add(routeHeader);
request.Contacts.Add(contactHeader);
EventAggregator.Instance.Publish(
new LogEvent(">>>>" + SipFormatter.FormatMessageEnvelope(request) + Environment.NewLine));
if (_chbSendStateFull.Checked)
{
var transaction = SipProvider.CreateClientTransaction(request);
transaction.SendRequest();
}
else
{
SipProvider.SendRequest(request);
}
}
catch (Exception ex)
{
MainForm.HandleException(ex);
}
}
/// <summary>
/// creates the ids that must be attempted to match a transaction against the table
/// </summary>
/// <param name="request"></param>
/// <returns></returns>
private List <string> CreateTxIdAttempts(SipRequest request)
{
var result = new List <string>();
/*up to now the only request that can be cancelled is 'INVITE'*/
var cancellableMethods = new[] { SipMethods.Invite };
foreach (var method in cancellableMethods)
{
result.Add(SipProvider.GetServerTransactionId(request, method));
}
return(result);
}
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();
}
private void SendRinging()
{
if (_ringingResponse == null)
{
_ringingResponse = _inviteRequest.CreateResponse(SipResponseCodes.x180_Ringing);
_ringingResponse.To.Tag = SipUtil.CreateTag();
var contactUri = AddressFactory.CreateUri("", MainForm.SipProvider.ListeningPoint.ToString());
_ringingResponse.Contacts.Add(HeaderFactory.CreateContactHeader(contactUri));
_inviteTransaction =
(SipInviteServerTransaction)SipProvider.CreateServerTransaction(_inviteRequest);
_dialog = SipProvider.CreateServerDialog(_inviteTransaction);
_inviteTransaction.SendResponse(_ringingResponse);
}
else
{
_inviteTransaction.SendResponse(_ringingResponse);
}
}
public void Start()
{
if (_configuration == null)
{
throw new InvalidOperationException("The server is not configured.");
}
_stack = new SipStack();
_stack.MaxWorkerThreads = _configuration.MaxThreadPoolSize;
_stack.MinWorkerThreads = _configuration.MinThreadPoolSize;
_stack.EnableThreadPoolPerformanceCounters = _configuration.EnableThreadPoolPerformanceCounters;
var listeningPoint = _stack.CreateUdpListeningPoint(_ipEndPoint);
_provider = (SipProvider)_stack.CreateSipProvider(listeningPoint);
_listener = new SipServerListener();
_registrar = InitializeRegistrar();
_listener.AddRequestHandler(_registrar);
_provider.AddSipListener(_listener);
//_stack.Start();
}
private void SendRequest(Func <SipRequest> createRequest)
{
try
{
var request = createRequest();
if (_chbSendTx.Checked)
{
var transaction = SipProvider.CreateClientTransaction(request);
transaction.SendRequest();
}
else
{
SipProvider.SendRequest(request);
}
}
catch (Exception ex)
{
MainForm.HandleException(ex);
}
}
private void _btnStartStop_Click(object sender, EventArgs e)
{
if (!_isStarted)
{
var ipEndPoint = SipUtil.ParseIpEndPoint(Configuration.BindIpEndPoint);
var outboundProxy = SipUtil.ParseIpEndPoint(Configuration.OutboundProxyIpEndPoint);
SipStack = new SipStack();
var listeningPoint = SipStack.CreateUdpListeningPoint(ipEndPoint);
SipStack.MaxWorkerThreads = Configuration.MaxThreadPoolSize;
SipStack.MinWorkerThreads = Configuration.MinThreadPoolSize;
SipStack.OutBoundProxy = outboundProxy;
SipStack.EnableThreadPoolPerformanceCounters = Configuration.EnableThreadPoolPerformanceCounters;
//SipStack.IsStateFull = Configuration.IsStateFull;
SipProvider = (SipProvider)SipStack.CreateSipProvider(listeningPoint);
MainSipListener = new SipPipeLineListener(this);
SipProvider.AddSipListener(MainSipListener);
SipProvider.AddExceptionHandler(this);
SipProvider.Start();
HeaderFactory = SipStack.CreateHeaderFactory();
MessageFactory = SipStack.CreateMessageFactory();
AddressFactory = SipStack.CreateAddressFactory();
ExecuteActionHelper.ExecuteAction(delegate()
{
FormsManager.OpenForm(typeof(LogForm), null);
});
_lblIpAddress.Text = string.Format("IP:{0}", ipEndPoint.ToString());
}
else
{
SipProvider.Stop();
}
_isStarted = !_isStarted;
_btnStartStop.Text = _isStarted ? "Stop" : "Start";
_grbNavigation.Enabled = _isStarted;
}
public static bool RegisterExt(string sExt)
{
try
{
IpAddress ip;
int iPort = 5060;
String sRealm = "10.0.0.8";
String sFromUrl = "<sip:" + sExt + "@" + sRealm + ":" + iPort.ToString() + ">"; // FROM
String toUrl = "<sip:" + "1000@" + sRealm + ":" + iPort.ToString() + ">"; // TO
if (!SipStack.IsInit())
{
SipStack.Init();
}
ip = IpAddress.GetLocalHostAddress();
// Having the following line enabled creates the compiler error:
SipProvider sipProvider = new SipProvider(ip.ToString(), iPort);
/*
Error 11 Error while compiling onReceivedMessage
* (Lorg/zoolu/sip/provider/Transport;Lorg/zoolu/sip/message/Message;)V
* in
* org/zoolu/sip/provider/SipProvider:
* Unsupported type org/zoolu/sip/header/ViaHeader
* dot42SipTester1
*/
return true;
}
catch
{
return false;
}
}
public static bool RegisterExt(string sExt)
{
try
{
IpAddress ip;
int iPort = 5060;
String sRealm = "10.0.0.8";
String sFromUrl = "<sip:" + sExt + "@" + sRealm + ":" + iPort.ToString() + ">"; // FROM
String toUrl = "<sip:" + "1000@" + sRealm + ":" + iPort.ToString() + ">"; // TO
if (!SipStack.IsInit())
{
SipStack.Init();
}
ip = IpAddress.GetLocalHostAddress();
// Having the following line enabled creates the compiler error:
SipProvider sipProvider = new SipProvider(ip.ToString(), iPort);
/*
* Error 11 Error while compiling onReceivedMessage
* (Lorg/zoolu/sip/provider/Transport;Lorg/zoolu/sip/message/Message;)V
* in
* org/zoolu/sip/provider/SipProvider:
* Unsupported type org/zoolu/sip/header/ViaHeader
* dot42SipTester1
*/
return(true);
}
catch
{
return(false);
}
}
public string GetId()
{
return(SipProvider.GetServerTransactionId(Request));
}
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());
}
}
void DiagnosticsForm_Load(object sender, EventArgs e)
{
_sipProvider = MainForm.SipProvider;
_tmrRefresh.Start();
_usageThreadsInPool.Maximum = MainForm.SipStack.MaxWorkerThreads;
}
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 DialogListener(SipProvider provider)
{
_provider = provider;
}
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 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.");
}
}
}
private bool IsMatchByDialogId(SipResponse response)
{
return(GetId() == SipProvider.GetDialogId(response, this is SipInviteServerDialog));
}
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());
}
}
private void OnPhoneCallStarted(IInternalPhoneCall phoneCall)
{
Check.Require(phoneCall, "phoneCall");
Check.IsTrue(InternalState == _stateProvider.GetIdle(), string.Format("Failed to start the call. The phone can only start calls while in 'IDLE' state. CurrentState: '{0}'", CurrentState));
Check.IsTrue(_isRunning, "Failed to start the call. The phone must be started first.");
_pendingPhoneCall = phoneCall;
if (_logger.IsInfoEnabled)
{
_logger.Info("Starting new phonecall...");
}
if (_logger.IsDebugEnabled)
{
_logger.Debug("Creating 'INVITE' request...");
}
var thisUri = AddressFactory.CreateUri(string.Empty, ListeningPoint.ToString());
var requestUri = phoneCall.GetToUri();
var toAddress = AddressFactory.CreateAddress(string.Empty, phoneCall.GetToUri());
var fromAddress = AddressFactory.CreateAddress(string.Empty, thisUri);
var toHeader = HeaderFactory.CreateToHeader(toAddress);
var fromHeader = HeaderFactory.CreateFromHeader(fromAddress, SipUtil.CreateTag());
var cseqHeader = HeaderFactory.CreateSCeqHeader(SipMethods.Invite, MessageCounter++);
var callIdheader = HeaderFactory.CreateCallIdHeader(SipUtil.CreateCallId());
var viaHeader = HeaderFactory.CreateViaHeader(ListeningPoint.Address,
ListeningPoint.Port, SipConstants.Udp,
SipUtil.CreateBranch());
var maxForwardsHeader = HeaderFactory.CreateMaxForwardsHeader(1);
var request = MessageFactory.CreateRequest(
requestUri,
SipMethods.Invite,
callIdheader,
cseqHeader,
fromHeader,
toHeader,
viaHeader,
maxForwardsHeader);
/*add contactheader*/
var contactUri = AddressFactory.CreateUri(thisUri.User, viaHeader.SentBy.ToString());
var contactHeader = HeaderFactory.CreateContactHeader(contactUri);
request.Contacts.Add(contactHeader);
if (_logger.IsDebugEnabled)
{
_logger.Debug("'INVITE' request created. Sending to callee..");
}
var clientTransaction = SipProvider.CreateClientTransaction(request);
var dialog = SipProvider.CreateClientDialog(clientTransaction as SipInviteClientTransaction);
clientTransaction.SendRequest();
if (_logger.IsDebugEnabled)
{
_logger.Debug("'INVITE' sent.");
}
if (_logger.IsInfoEnabled)
{
_logger.Info("Request sent. Transitioning to 'WAITPROVISIONAL' state...");
}
PendingInvite = new InviteInfo()
{
OriginalRequest = request,
From = request.From.SipUri,
To = request.To.SipUri,
InviteClientTransaction = (SipInviteClientTransaction)clientTransaction,
IsIncomingCall = false,
Dialog = dialog
};
ChangeState(_stateProvider.GetWaitProvisional());
}
public string GetId()
{
return(SipProvider.GetClientTransactionId(Request));
}
public void ProcessRequest(SipRequestEvent requestEvent)
{
Log("Received a request. RequestLine:'{0}'", requestEvent.Request.RequestLine.FormatToString());
if (requestEvent.Request.RequestLine.Method == SipMethods.Invite)
{
Log("Received an INVITE request.");
if (_state == PhoneState.Idle)
{
_inviteRequest = requestEvent.Request;
_ringingRetransmitSubscription = Observable.Timer(TimeSpan.Zero, TimeSpan.FromSeconds(5)).ObserveOn(this).Subscribe((i) =>
{
Log("Sending a ringing response...");
SendRinging();
Log("Ringing response send.");
if (i == 0)
{
GoToState(PhoneState.Ringing);
RefreshDialogForm(_dialog);
}
});
}
else
{
Log("Currently busy...");
//send busy here
}
}
if (_state == PhoneState.Idle)
{
if (requestEvent.Request.RequestLine.Method == SipMethods.Invite)
{
GoToState(PhoneState.Ringing);
_pendingRequestEvent = requestEvent;
this.OnUIThread(() =>
{
//show the name of the caller in the from textboxes.
_txtFromAlias.Text = requestEvent.Request.From.DisplayInfo;
_txtFromAlias.Text = requestEvent.Request.From.DisplayInfo;
//clear all other from-to textboxes
_txtFromUri.Text = ""; requestEvent.Request.From.SipUri.FormatToString();
_txtToUri.Text = _txtToAlias.Text = "";
});
//block the processing thread
_waitHandle.WaitOne(30 * 1000);
}
}
else if (_state == PhoneState.Ringing)
{
if (requestEvent.Request.RequestLine.Method == SipMethods.Cancel)
{
//TODO: send 487 + stop ringing
GoToState(PhoneState.Idle);
}
}
else if (_state == PhoneState.WaitingForAck)
{
if (requestEvent.Request.RequestLine.Method == SipMethods.Ack)
{
Log("Received an ACK request. Going to 'CALLERESTABLISHED' state");
GoToState(PhoneState.CallerEstablished);
}
}
else if (_state == PhoneState.CallerEstablished)
{
if (requestEvent.Request.RequestLine.Method == SipMethods.Bye)
{
Debugger.Break();
Log("Received an BYE request.");
Log("Sending a OK response...");
/*send ok*/
var okResponse = requestEvent.Request.CreateResponse(SipResponseCodes.x200_Ok);
var serverTransaction = SipProvider.CreateServerTransaction(requestEvent.Request);
serverTransaction.SendResponse(okResponse);
Log("OK response send.");
if (requestEvent.Dialog != null)
{
requestEvent.Dialog.Terminate();
Log("Terminating dialog.");
}
GoToState(PhoneState.Idle);
}
}
}
