Ejemplo n.º 1
0
        /// <summary>
        /// creates a bye. this is to be sent by the testclient UA
        /// </summary>
        /// <param name="invite"></param>
        /// <param name="ringing"></param>
        /// <returns></returns>
        protected SipRequest CreateByeRequest(SipRequest invite, SipResponse ringing)
        {
            var addressFactory = new SipAddressFactory();
            var headerFactory  = new SipHeaderFactory();
            var messageFactory = new SipMessageFactory();

            var localSequenceNr = invite.CSeq.Sequence;
            /*_remoteSequenceNr remains empty */
            var callId    = invite.CallId.Value;
            var localTag  = invite.From.Tag;
            var remoteUri = invite.To.SipUri;
            var localUri  = invite.From.SipUri;

            var remoteTag    = ringing.To.Tag;
            var remoteTarget = ringing.Contacts.GetTopMost().SipUri;
            var routeSet     = ringing.RecordRoutes.ToList();//refuse looseroutin-less recordroutes

            routeSet.Reverse();

            var cseqHeader   = headerFactory.CreateSCeqHeader(SipMethods.Bye, localSequenceNr + 1);
            var toAddress    = addressFactory.CreateAddress(null, remoteUri);
            var toHeader     = headerFactory.CreateToHeader(toAddress, remoteTag);
            var fromAddress  = addressFactory.CreateAddress(null, localUri);
            var fromHeader   = headerFactory.CreateFromHeader(fromAddress, localTag);
            var callIdheader = headerFactory.CreateCallIdHeader(callId);
            var viaHeader    = new SipViaHeaderBuilder().WithSentBy(_testClientUaEndPoint).Build();
            var requestUri   = remoteUri.Clone();

            var maxForwardsHeader = headerFactory.CreateMaxForwardsHeader();
            var request           = messageFactory.CreateRequest(
                requestUri,
                SipMethods.Bye,
                callIdheader,
                cseqHeader,
                fromHeader,
                toHeader,
                viaHeader,
                maxForwardsHeader);

            foreach (var route in routeSet)
            {
                request.Routes.Add(new SipRouteHeader()
                {
                    SipUri = route.SipUri, Parameters = route.Parameters
                });
            }

            return(request);
        }
Ejemplo n.º 2
0
        public SipRequest CreateRequest(string method, SipViaHeader viaheader = null)
        {
            if (State < DialogState.Early)
            {
                throw new InvalidOperationException("The dialog is unable to create the request. A dialog in 'NULL' state can not create requests.");
            }

            Check.IsTrue(SipMethods.IsMethod(method), "method argument must be a SIP method");

            var cseqHeader   = _headerFactory.CreateSCeqHeader(method, _localSequenceNr);
            var toAddress    = _addressFactory.CreateAddress(null, _remoteUri);
            var toHeader     = _headerFactory.CreateToHeader(toAddress, _remoteTag);
            var fromAddress  = _addressFactory.CreateAddress(null, _localUri);
            var fromHeader   = _headerFactory.CreateFromHeader(fromAddress, _localTag);
            var callIdheader = _headerFactory.CreateCallIdHeader(_callId);
            var viaHeader    = viaheader ?? _headerFactory.CreateViaHeader(_listeningPoint, SipConstants.Udp, SipUtil.CreateBranch());
            var requestUri   = _remoteUri.Clone();

            var maxForwardsHeader = _headerFactory.CreateMaxForwardsHeader();
            var request           = _messageFactory.CreateRequest(
                requestUri,
                method,
                callIdheader,
                cseqHeader,
                fromHeader,
                toHeader,
                viaHeader,
                maxForwardsHeader);

            foreach (var route in _routeSet)
            {
                request.Routes.Add(new SipRouteHeader()
                {
                    SipUri = route.SipUri, Parameters = route.Parameters
                });
            }

            return(request);
        }
Ejemplo n.º 3
0
        protected SipRequest CreateRequest(string method)
        {
            /*create the 'INVITE' message*/
            SipAddressFactory addressFactory = _stack.CreateAddressFactory();
            SipHeaderFactory  headerFactory  = _stack.CreateHeaderFactory();
            SipMessageFactory messageFactory = _stack.CreateMessageFactory();

            SipUri     senderSipUri     = addressFactory.CreateUri(string.Empty, new IPEndPoint(_ipAddress, 12345).ToString());
            SipAddress senderSipAddress = addressFactory.CreateAddress(string.Empty, senderSipUri);

            SipUri     receiverSipUri     = addressFactory.CreateUri(string.Empty, new IPEndPoint(_ipAddress, 23456).ToString());
            SipAddress receiverSipAddress = addressFactory.CreateAddress(string.Empty, senderSipUri);

            SipToHeader     toHeader     = headerFactory.CreateToHeader(receiverSipAddress);
            SipFromHeader   fromHeader   = headerFactory.CreateFromHeader(senderSipAddress, SipUtil.CreateTag());
            SipCSeqHeader   cseqHeader   = headerFactory.CreateSCeqHeader(method, 1);
            SipCallIdHeader callIdheader = headerFactory.CreateCallIdHeader(SipUtil.CreateCallId());
            SipViaHeader    viaHeader    = headerFactory.CreateViaHeader(_ipAddress, 12345, SipConstants.Udp,
                                                                         SipUtil.CreateBranch());
            SipMaxForwardsHeader maxForwardsHeader = headerFactory.CreateMaxForwardsHeader();
            SipRequest           request           = messageFactory.CreateRequest(
                receiverSipUri,
                method,
                callIdheader,
                cseqHeader,
                fromHeader,
                toHeader,
                viaHeader,
                maxForwardsHeader);

            if (method == SipMethods.Invite)
            {
                SipContactHeader contactHeader = headerFactory.CreateContactHeader(senderSipUri);
                request.Contacts.Add(contactHeader);
            }

            return(request);
        }