private void UACInviteTransaction_TransactionInformationResponseReceived(SIPEndPoint localSIPEndPoint,
SIPEndPoint remoteEndPoint, SIPTransaction sipTransaction, SIPResponse sipResponse)
{
try
{
UACInviteTransactionInformationResponseReceived?.Invoke(localSIPEndPoint, remoteEndPoint,
sipTransaction, sipResponse);
if (CDR != null)
{
SIPEndPoint localEP = SIPEndPoint.TryParse(sipResponse.Header.ProxyReceivedOn) ?? localSIPEndPoint;
SIPEndPoint remoteEP = SIPEndPoint.TryParse(sipResponse.Header.ProxyReceivedFrom) ?? remoteEndPoint;
CDR.Progress(sipResponse.Status, sipResponse.ReasonPhrase, localEP, remoteEP);
}
}
catch (Exception excp)
{
Logger.Logger.Error("Exception UACInviteTransaction_TransactionInformationResponseReceived. ->" +
excp.Message);
}
}
public void GotResponse(SIPEndPoint localSIPEndPoint, SIPEndPoint remoteEndPoint, SIPResponse sipResponse)
{
if (m_transactionState == SIPTransactionStatesEnum.Completed ||
m_transactionState == SIPTransactionStatesEnum.Confirmed)
{
FireTransactionTraceMessage("Received Duplicate Response " + localSIPEndPoint.ToString() + "<-" +
remoteEndPoint + m_crLF + sipResponse.ToString());
if (sipResponse.Header.CSeqMethod == SIPMethodsEnum.INVITE)
{
if (sipResponse.StatusCode >= 100 && sipResponse.StatusCode <= 199)
{
// Ignore info response on completed transaction.
}
else
{
ResendAckRequest();
}
}
TransactionDuplicateResponse?.Invoke(localSIPEndPoint, remoteEndPoint, this, sipResponse);
}
else
{
FireTransactionTraceMessage("Received Response " + localSIPEndPoint.ToString() + "<-" + remoteEndPoint +
m_crLF + sipResponse.ToString());
if (sipResponse.StatusCode >= 100 && sipResponse.StatusCode <= 199)
{
UpdateTransactionState(SIPTransactionStatesEnum.Proceeding);
if (sipResponse.Header.CSeqMethod == SIPMethodsEnum.INVITE)
{
//ignore the respose of 100 trying
}
else
{
TransactionInformationResponseReceived?.Invoke(localSIPEndPoint, remoteEndPoint, this,
sipResponse);
}
}
else
{
m_transactionFinalResponse = sipResponse;
UpdateTransactionState(SIPTransactionStatesEnum.Completed);
TransactionFinalResponseReceived?.Invoke(localSIPEndPoint, remoteEndPoint, this, sipResponse);
}
}
}
private void SIPCancelTransaction_TransactionFinalResponseReceived(SIPEndPoint localSIPEndPoint, SIPEndPoint remoteEndPoint, SIPTransaction sipTransaction, SIPResponse sipResponse)
{
if (sipResponse.StatusCode < 200)
{
logger.Warn("A SIP CANCEL transaction received an unexpected SIP information response " + sipResponse.ReasonPhrase + ".");
}
else
{
if (CancelTransactionFinalResponseReceived != null)
{
CancelTransactionFinalResponseReceived(localSIPEndPoint, remoteEndPoint, sipTransaction, sipResponse);
}
}
}
private void UACInviteTransaction_TransactionFinalResponseReceived(SIPEndPoint localSIPEndPoint,
SIPEndPoint remoteEndPoint, SIPTransaction sipTransaction, SIPResponse sipResponse)
{
try
{
// BranchId for 2xx responses needs to be a new one, non-2xx final responses use same one as original request.
if (sipResponse.StatusCode >= 200 && sipResponse.StatusCode < 299)
{
if (_sendOkAckManually == false)
{
Send2xxAckRequest(null, null);
}
}
else
{
// ACK for non 2xx response is part of the INVITE transaction and gets routed to the same endpoint as the INVITE.
var ackRequest =
GetInTransactionACKRequest(sipResponse, m_transactionRequest.URI, LocalSIPEndPoint);
base.SendRequest(RemoteEndPoint, ackRequest);
}
UACInviteTransactionFinalResponseReceived?.Invoke(localSIPEndPoint, remoteEndPoint, sipTransaction,
sipResponse);
if (CDR != null)
{
SIPEndPoint localEP = SIPEndPoint.TryParse(sipResponse.Header.ProxyReceivedOn) ?? localSIPEndPoint;
SIPEndPoint remoteEP = SIPEndPoint.TryParse(sipResponse.Header.ProxyReceivedFrom) ?? remoteEndPoint;
CDR.Answered(sipResponse.StatusCode, sipResponse.Status, sipResponse.ReasonPhrase, localEP,
remoteEP);
}
}
catch (Exception excp)
{
Logger.Logger.Error(
"Exception UACInviteTransaction_TransactionFinalResponseReceived. ->" + excp.Message);
}
}
void transport_SIPResponseInTraceEvent(SIPEndPoint localEndPoint, SIPEndPoint fromEndPoint, SIPResponse sipResponse)
{
Console.WriteLine("Response In: " + localEndPoint + "<-" + fromEndPoint.ToString() + "\n" + sipResponse.ToString());
}
void transport_SIPResponseOutTraceEvent(SIPEndPoint localEndPoint, SIPEndPoint toEndPoint, SIPResponse sipResponse)
{
Console.WriteLine("Response Out: " + localEndPoint + "->" + toEndPoint.ToString() + "\n" + sipResponse.ToString());
}
public bool Exists(SIPResponse sipResponse)
{
return(GetTransaction(sipResponse) != null);
}
private void UASInviteTransaction_TransactionResponseReceived(SIPEndPoint localSIPEndPoint, SIPEndPoint remoteEndPoint, SIPTransaction sipTransaction, SIPResponse sipResponse)
{
//logger.Warn("UASInviteTransaction received unexpected response, " + sipResponse.ReasonPhrase + " from " + remoteEndPoint.ToString() + ", ignoring.");
}
private void SIPNonInviteTransaction_TransactionFinalResponseReceived(SIPEndPoint localSIPEndPoint,
SIPEndPoint remoteEndPoint, SIPTransaction sipTransaction, SIPResponse sipResponse)
{
NonInviteTransactionFinalResponseReceived?.Invoke(localSIPEndPoint, remoteEndPoint, this, sipResponse);
}
