LibIms_Steps.ttcn

/*
 *	@author 	STF 346, STF366, STF368, STF369
 *  @version    $Id$
 *	@desc		This module provides the types used by the test component 
 *              for SIP-IMS tests.
 */

module LibIms_Steps
{	
	//LibSip
	import from LibSip_SIPTypesAndValues all;
	import from LibSip_SDPTypes all;
	import from LibSip_Templates all;
	import from LibSip_Steps all;
	import from LibSip_PIXITS all;
	import from LibSip_Interface all;
	import from LibSip_XMLTypes all;
    import from LibSip_MessageBodyTypes all;
	//LibIms
	import from LibIms_Templates all;
	import from LibIms_Interface all;
	import from LibIms_PIXITS all;	
	import from LibIms_SIPTypesAndValues all;
		
	group externalfunctions {
	}
	group parameterOperations {
	}
	group fieldOperations {

	/*
	 * 
	 * @desc sets BYE header fields (IMS addresses)
	 *			extension of general settings from LibSip basic function
	 * @param p_cSeq_s current cSeq 
	 * @param p_to_user user_profile id of the user to send Bye
	 * @verdict 
	 */
		function f_setHeadersBYE(inout CSeq p_cSeq_s, in integer p_to_user) runs on ImsComponent
		{      
//		  vc_to := f_initToHeader(p_to_user); // init of vc_to using userProfile identifier
//		  
//		  vc_from := f_initFromHeader(vc_userprofile.id, f_getRndTag()); // init of vc_from using userProfile identifier
        
		  vc_requestUri := f_initSipUrl(p_to_user); // Request URI of Invite is identical with To header
		  vc_route 		:= f_route(); 		// update the route header field depending on vc_boo_route
		  vc_recordRoute := f_recordroute(); // update the route header field depending on vc_boo_route
		
		  LibSip_Steps.f_setHeadersBYE(p_cSeq_s);
	  
		}// end f_setHeadersBYE
		
	/*
	 * 
	 * @desc sets CANCEL header fields (IMS addresses)
	 *			extension of general settings from LibSip basic function
	 * @param p_cSeq_s current cSeq 
	 * @param p_to_user user_profile id of the user to send Cancel
	 * @verdict 
	 */
		function f_setHeadersCANCEL(inout CSeq p_cSeq_s, in integer p_to_user) runs on ImsComponent
		{      
		  vc_route 		:= f_route(); 		// update the route header field depending on vc_boo_route
		  vc_recordRoute := f_recordroute(); // update the route header field depending on vc_boo_route
		
		  LibSip_Steps.f_setHeadersCANCEL(p_cSeq_s);
	  
		}// end f_setHeadersCANCEL
		

		/**
		 * 
		 * @desc sets headers for forward request from AS in case if AS acts as Proxy
		 */
		function f_setHeadersForwardRequestFromAS (inout CSeq p_cSeq_s) runs on ImsComponent
		{
			var Request v_request;
			v_request := vc_request;
			
			vc_via := v_request.msgHeader.via; // TODO via header need to be adapted due to standards
			
			vc_route := v_request.msgHeader.route; // TODO route header need to be adapted due to standards
			 
		}// end function f_setHeadersForwardRequest
		
		/**
		 * 
		 * @desc sets header fields for forward request from AS in case if AS acts as Proxy
		 */
		function f_setHeadersForwardResponseFromAS (inout CSeq p_cSeq_s) runs on ImsComponent
		{
			var Response v_response;
			v_response := vc_response;
			
			vc_via:= v_response.msgHeader.via; // TODO via header need to be adapted due to standards
			
			if (ispresent(v_response.msgHeader.recordRoute)) {
			vc_recordRoute:= v_response.msgHeader.recordRoute; // TODO recordRoute header need to be adapted due to standards
			}
		}// end function f_setHeadersForwardResponse

		/*
		 * 
		 * @desc sets Invite header fields (IMS addresses)
		 *			extension of general settings from LibSip basic function
		 * @param p_cSeq_s current cSeq 
		 * @param p_to_user user_profile id of the user to be invited
		 * @verdict 
		 */
		function f_setHeadersINVITE(inout CSeq p_cSeq_s, in integer p_to_user) runs on ImsComponent
		{      
		  vc_to := f_initToHeader(p_to_user); // init of vc_to using userProfile identifier

		  vc_from := f_initFromHeader(vc_userprofile.id, f_getRndTag()); // init of vc_from using userProfile identifier
            
		  vc_requestUri := f_initSipUrl(p_to_user); // Request URI of Invite is identical with To header
      
		  if (vc_boo_route)
		  { vc_route := valueof(m_route_interface(vc_interfaceprofile))};
		  if (vc_boo_recordRoute)
		  { vc_recordRoute := valueof(m_recordRoute_currIpAddr(vc_userprofile))};
		  
		  LibSip_Steps.f_setHeadersINVITE(p_cSeq_s);
		  
		}// end f_setHeadersINVITE

		/*
		* 
		* @desc sets Invite header fields (IMS addresses)
		*			extension of general settings from LibSip basic function
		* @param p_cSeq_s current cSeq 
		* @param p_to_user user_profile id of the user to be invited
		* @verdict 
		*/
		function f_setHeadersUPDATE(inout CSeq p_cSeq_s, in integer p_to_user) runs on ImsComponent
		{      
			vc_to := f_initToHeader(p_to_user); // init of vc_to using userProfile identifier

			vc_from := f_initFromHeader(vc_userprofile.id, f_getRndTag()); // init of vc_from using userProfile identifier
        
			vc_requestUri := f_initSipUrl(p_to_user); // Request URI of Invite is identical with To header
  
			if (vc_boo_route)
			{ vc_route := valueof(m_route_interface(vc_interfaceprofile))};
			if (vc_boo_recordRoute)
			{ vc_recordRoute := valueof(m_recordRoute_currIpAddr(vc_userprofile))};
	  
			LibSip_Steps.f_setHeadersUPDATE(p_cSeq_s);
		  
		}// end f_setHeadersUPDATE
    	
		/*
		 * 
		 * @desc sets Message header fields (IMS addresses)
		 *			extension of general settings from LibSip basic function
		 * @param p_cSeq_s current cSeq 
		 * @param p_to_user user_profile id of the user to be invited
		 * @verdict 
		 */
		function f_setHeadersMESSAGE(inout CSeq p_cSeq_s, in integer p_to_user) runs on ImsComponent
		{      
		  vc_to := f_initToHeader(p_to_user); // init of vc_to using userProfile identifier

		  vc_from := f_initFromHeader(vc_userprofile.id, f_getRndTag()); // init of vc_from using userProfile identifier
        
		  vc_requestUri := f_initSipUrl(p_to_user); // Request URI of Invite is identical with To header
  
		  LibSip_Steps.f_setHeadersMESSAGE(p_cSeq_s);
	  
		}// end f_setHeadersMESSAGE

		/*
		* 
		* @desc sets Notify header fields (IMS addresses)
		*			extension of general settings from LibSip basic function
		* @param p_cSeq_s current cSeq 
		* @param p_to_user user_profile id of the user to be invited
		* @verdict 
		*/
		function f_setHeadersNOTIFY(inout CSeq p_cSeq_s, in integer p_to_user) runs on ImsComponent
		{      
				LibSip_Steps.f_setHeadersNOTIFY(p_cSeq_s);
				
				vc_branch := c_branchCookie & f_getRndTag();
				vc_via:={
					fieldName := VIA_E,
					viaBody 	 := {valueof(m_ViaBody_virtual_XCSCF(vc_branch, vc_userprofile))}
				};
				
				vc_to := f_initToHeader(p_to_user); // init of vc_to using userProfile identifier

				vc_from := f_initFromHeader(vc_userprofile.id, f_getRndTag()); // init of vc_from using userProfile identifier
        
				vc_requestUri := f_initSipUrl(p_to_user); // Request URI of Invite is identical with To header
				
				//contact header initialization for sending of NOTIFY from CSCF component
				vc_contact := valueof(m_Contact(m_SipUrl_currIpaddr_CSCF(vc_userprofile)));
	  
		}// end f_setHeadersNOTIFY

		/*
		* 
		* @desc sets Publish header fields (IMS addresses)
		*			extension of general settings from LibSip basic function
		* @param p_cSeq_s current cSeq 
		* @param p_to_user user_profile id of the user to be invited
		* @verdict 
		*/
		function f_setHeadersPUBLISH(inout CSeq p_cSeq_s, in integer p_to_user) runs on ImsComponent
		{      
				LibSip_Steps.f_setHeadersPUBLISH(p_cSeq_s);
		
				vc_branch := c_branchCookie & f_getRndTag();
				vc_via:={
					fieldName := VIA_E,
					viaBody 	 := {valueof(m_ViaBody_virtual_XCSCF(vc_branch, vc_userprofile))}
				};
		
				vc_to := f_initToHeader(p_to_user); // init of vc_to using userProfile identifier

				vc_from := f_initFromHeader(vc_userprofile.id, f_getRndTag()); // init of vc_from using userProfile identifier

				vc_requestUri := f_initSipUrl(p_to_user); // Request URI of Invite is identical with To header
		
				if (vc_boo_route)
				{ vc_route := valueof(m_route_interface(vc_interfaceprofile))};
				if (vc_boo_recordRoute)
				{ vc_recordRoute := valueof(m_recordRoute_currIpAddr(vc_userprofile))};
				
				//contact header initialization for sending of PUBLISH from CSCF component
				vc_contact := valueof(m_Contact(m_SipUrl_currIpaddr_CSCF(vc_userprofile)));
  
			}// end f_setHeadersPUBLISH
		
		/**
		**
		* @desc sets Subscribe header fields (IMS addresses)
		*			extension of general settings from LibSip basic function
		* @param p_cSeq_s current cSeq 
		* @param p_to_user user_profile id of the user to be invited
		* @verdict 
		*/
		function f_setHeadersSUBSCRIBE(inout CSeq p_cSeq_s, in SipUrl p_to_user) runs on ImsComponent
		{      
    			vc_to := {	fieldName := TO_E,
        			addressField :=
        			{
        				nameAddr := {
        					displayName := omit, 	 			// optional charstring
        					addrSpec :=	p_to_user	// SipUrl
        				}
        			},//end addressField
        			toParams := omit
    			};
				vc_from := f_initFromHeader(vc_userprofile.id, f_getRndTag()); // init of vc_from using userProfile identifier
        
				vc_requestUri :=p_to_user; // Request URI of Invite is identical with To header
  
				LibSip_Steps.f_setHeadersSUBSCRIBE(p_cSeq_s);
	  
		}// end f_setHeadersSUBSCRIBE
		
		/**
		 * @desc  sets headers for ReINVITE method 
		 * @param p_cSeq_s current cSeq 
		 * @param p_orginatingSide true in case of Re-INVITE is send from the orgination endpoint otherwise false. 
		 */
		function f_setHeadersReINVITE (inout CSeq p_cSeq_s, in boolean p_orginatingSide) runs on ImsComponent
		{
		  f_setHeadersGeneral(p_cSeq_s, "INVITE"); // cseq, contact, branch, via	
		
		  vc_reqHostPort := vc_requestUri.components.sip.hostPort;
		  
		  if(p_orginatingSide) {
    		  vc_to := vc_caller_To;
    		  vc_from := vc_caller_From;
		  }   
		  else {
			vc_to := vc_callee_To;
			vc_from := vc_callee_From;
		  }   
      
		}// end function f_setHeadersReINVITE
		
	/**
	 * 
	 * @desc  sets component variables related to message header fields 
	 *        when sending requests from the home I-CSCF (TS) to the visited P-CSCF (SUT)
	 *		  (message type independent: CSeq, contact, via), function uses information from 
	 *        userprofile and interfaceprofile
	 *		
	 * @param p_cSeq_s CSeq parameter
	 * @param p_method method name for cSeq header field
	 */	
 	function f_setHeadersGeneral_ICSCF(inout CSeq p_cSeq_s, in charstring p_method) runs on SipComponent
	{
	  var SemicolonParam_List v_params;

	  p_cSeq_s.fieldName := CSEQ_E;
	  p_cSeq_s.seqNumber := p_cSeq_s.seqNumber + 1;
	  p_cSeq_s.method    := p_method ;
	  vc_cSeq := p_cSeq_s;
      
	  vc_contact := valueof(m_Contact(m_SipUrl_contactIpaddr(vc_userprofile)));

	  vc_branch := c_branchCookie & f_getRndTag();
	  vc_branch_ICSCF := c_branchCookie & f_getRndTag();

	  vc_via:={
		fieldName := VIA_E,
		viaBody 	 := {valueof(m_ViaBody_currIpaddr(vc_branch, vc_userprofile)),
						 valueof(m_ViaBody_virtualUEinPCSCF(vc_branch_ICSCF, vc_userprofile))
						 }
	  };
	}// end function f_setHeadersGeneral_ICSCF
	
	/**
	 * 
	 * @desc sets header field for the next outgoing REGISTER message
	 *       from the visited P-CSCF to the home I-CSCF
	 * @param p_cSeq_s CSeq parameter to be applied
	 */
 	function f_setHeaders_REGISTER_PCSCF(inout CSeq p_cSeq_s) runs on SipComponent
	{
	  var SemicolonParam_List v_params;

	  f_setHeadersGeneral(p_cSeq_s, "REGISTER"); // cseq, contact, branch, via

	  vc_requestUri:=
	  {
		scheme := c_sipScheme,
        components := { sip:= {
    		userInfo := omit,
    		hostPort := {host:=vc_userprofile.registrarDomain, portField:=omit}}},
		urlParameters := omit,
		headers := omit
	  };
      
	  vc_reqHostPort := vc_requestUri.components.sip.hostPort;
      
	  vc_callId := { fieldName:=CALL_ID_E, callid:=f_getRndCallId(p_cSeq_s) & c_AT & vc_userprofile.currIpaddr };
	  vc_callIdReg := vc_callId;
      
	  vc_to := valueof(m_To(m_SipUrl_currDomain(vc_userprofile)));
	  v_params := {{id:=c_tagId, paramValue:=f_getRndTag()}}
	  vc_from := {fieldName := FROM_E,
		addressField :=vc_to.addressField,
		fromParams := v_params
	  };
	  
	  if(not vc_firstREGISTER_sent)
	  {
	  v_params := {{id:=c_expiresId, paramValue:=c_shortRegistration}};
	  vc_contact.contactBody.contactAddresses[0].contactParams := v_params;
	  }
	  
	  vc_firstREGISTER_sent := true;//f_setHeaders_Register is called in deREGISTER function
	  
	  vc_authorization := 
	  {
		fieldName := AUTHORIZATION_E,
		body := {f_calculatecCredentials_empty(vc_userprofile)}
	  }
      
	}// end function setHeaders_REGISTER_PCSCF
	
	
	
		/*
		 * 
		 * @desc sets REFER header fields (IMS addresses)
		 *			extension of general settings from LibSip basic function
		 * @param p_cSeq_s current cSeq 
		 * @param p_to_user user_profile id of the user to be invited
		 * @verdict 
		 */
		function f_setHeadersREFER(inout CSeq p_cSeq_s, in integer p_to_user) runs on ImsComponent
		{      
		  //vc_to := f_initToHeader(p_to_user); // init of vc_to using userProfile identifier

		  //vc_from := f_initFromHeader(vc_userprofile.id, f_getRndTag()); // init of vc_from using userProfile identifier
            
		  vc_requestUri := f_initSipUrl(p_to_user); // Request URI of Invite is identical with To header
      
		  if (vc_boo_route)
		  { vc_route := valueof(m_route_interface(vc_interfaceprofile))};
		  if (vc_boo_recordRoute)
		  { vc_recordRoute := valueof(m_recordRoute_currIpAddr(vc_userprofile))};
		  
		  LibSip_Steps.f_setHeadersREFER(p_cSeq_s);
		  
		}// end f_setHeadersREFER
		
	    /*
	     * @desc sets REFER header fields (IMS addresses)
		 *			extension of general settings from LibSip basic function
		 * @param p_cSeq_s current cSeq 
		 * @param p_uri SipUrl for request URI and To header
		 */
		function f_setHeadersREFER_conf(inout CSeq p_cSeq_s, in SipUrl p_uri) runs on ImsComponent
		{      
		  vc_to := {	
		  	fieldName := TO_E,
			addressField := {
				nameAddr := {
					displayName := omit, 	 			// optional charstring
					addrSpec :=	p_uri					// SipUrl
				}
			},//end addressField
			toParams := omit
		  };

		  vc_from := f_initFromHeader(vc_userprofile.id, f_getRndTag()); // init of vc_from using userProfile identifier
            
		  vc_requestUri := p_uri; // Request URI of Invite is identical with To header
      
		  if (vc_boo_route) { 
		  	vc_route := valueof(m_route_interface(vc_interfaceprofile))
		  };
		  if (vc_boo_recordRoute) { 
		  	vc_recordRoute := valueof(m_recordRoute_currIpAddr(vc_userprofile))
		  };
		  
		  LibSip_Steps.f_setHeadersREFER(p_cSeq_s);
		}// end f_setHeadersREFER_conf

	} // end group fieldOperations
	
	group awaitingMessage {
	}
	group sendMessage {
	/**
	* 
	* @desc  send PRACK message
	* @param p_request template of the message to be sent
	*/
	function f_SendPRACK_sdp(template MessageBody p_mb) runs on SipComponent
	{
		f_setHeadersGeneral(vc_cSeq, "PRACK"); // cseq, contact, branch, via	
		vc_rAck := valueof(m_RAck(vc_response.msgHeader.rSeq.responseNum, vc_cSeq.seqNumber, vc_cSeq.method));
		
		SIPP.send(m_PRACK_Request_sdp(
            vc_requestUri, 
            vc_callId, 
            vc_cSeq, 
            vc_from, 
            vc_to, 
            vc_via,
            vc_rAck,
            p_mb
    	)) to vc_sent_label;	  
	}

	}
	group globalSteps {
		
		/*
		 * 
		 * @desc sets user parameters with PIXIT values
		 * @param p_user identifies the selected user configuration and location
		 * @verdict 
		 */
		function f_init_userprofile(in integer p_user) runs on ImsComponent
		{
		LibSip_Steps.f_init_userprofile(p_user);
		
		select(p_user){
			case (c_userProfile_UE1atSUThome) { //variant c_userProfile_UE1atSUThome
			vc_userprofile.currPort := PX_IMS_TS_UE1_PORT;
			vc_userprofile.currIpaddr := PX_IMS_TS_UE1_IPADDR;	
			vc_userprofile.contactPort := PX_IMS_TS_UE1_PORT;
			vc_userprofile.contactIpaddr := PX_IMS_TS_UE1_IPADDR;
			vc_userprofile.bearerIpaddr := PX_IMS_SUT_UE1_BEARER_IPADDR;
			vc_userprofile.homeDomain := PX_IMS_SUT_UE1_HOME_DOMAIN;	
			vc_userprofile.publUsername := PX_IMS_SUT_UE1_PUBLIC_USER;
			vc_userprofile.qop := PX_IMS_SUT_UE1_QOP;
			vc_userprofile.privUsername := PX_IMS_SUT_UE1_PRIVAT_USERNAME;	
			vc_userprofile.passwd := PX_IMS_SUT_UE1_PRIVAT_PASSWD;	
			vc_userprofile.registrarDomain := PX_IMS_SUT_UE1_REGISTRAR;
			}
			
			case (c_userProfile_UE2atSUThome) { //variant c_userProfile_UE2atSUThome
			vc_userprofile.currPort := PX_IMS_TS_UE2_PORT;
			vc_userprofile.currIpaddr := PX_IMS_TS_UE2_IPADDR;	
			vc_userprofile.contactPort := PX_IMS_TS_UE2_PORT;
			vc_userprofile.contactIpaddr := PX_IMS_TS_UE2_IPADDR;
			vc_userprofile.bearerIpaddr := PX_IMS_SUT_UE2_BEARER_IPADDR;
			vc_userprofile.homeDomain := PX_IMS_SUT_UE2_HOME_DOMAIN;	
			vc_userprofile.publUsername := PX_IMS_SUT_UE2_PUBLIC_USER;
			vc_userprofile.qop := PX_IMS_SUT_UE2_QOP;
			vc_userprofile.privUsername := PX_IMS_SUT_UE2_PRIVAT_USERNAME;	
			vc_userprofile.passwd := PX_IMS_SUT_UE2_PRIVAT_PASSWD;	
			vc_userprofile.registrarDomain := PX_IMS_SUT_UE2_REGISTRAR;
			}

			case (c_userProfile_UE3atSUThome) { //variant c_userProfile_UE3atSUThome
			vc_userprofile.currPort := PX_IMS_TS_UE3_PORT;
			vc_userprofile.currIpaddr := PX_IMS_TS_UE3_IPADDR;	
			vc_userprofile.contactPort := PX_IMS_TS_UE3_PORT;
			vc_userprofile.contactIpaddr := PX_IMS_TS_UE3_IPADDR;
			vc_userprofile.bearerIpaddr := PX_IMS_SUT_UE3_BEARER_IPADDR;
			vc_userprofile.homeDomain := PX_IMS_SUT_UE3_HOME_DOMAIN;	
			vc_userprofile.publUsername := PX_IMS_SUT_UE3_PUBLIC_USER;
			vc_userprofile.qop := PX_IMS_SUT_UE3_QOP;
			vc_userprofile.privUsername := PX_IMS_SUT_UE3_PRIVAT_USERNAME;	
			vc_userprofile.passwd := PX_IMS_SUT_UE3_PRIVAT_PASSWD;	
			vc_userprofile.registrarDomain := PX_IMS_SUT_UE3_REGISTRAR;
			}

			case (c_userProfile_UE4atSUThome) { //variant c_userProfile_UE4atSUThome
			vc_userprofile.currPort := PX_IMS_TS_UE4_PORT;
			vc_userprofile.currIpaddr := PX_IMS_TS_UE4_IPADDR;	
			vc_userprofile.contactPort := PX_IMS_TS_UE4_PORT;
			vc_userprofile.contactIpaddr := PX_IMS_TS_UE4_IPADDR;
			vc_userprofile.bearerIpaddr := PX_IMS_SUT_UE4_BEARER_IPADDR;
			vc_userprofile.homeDomain := PX_IMS_SUT_UE4_HOME_DOMAIN;	
			vc_userprofile.publUsername := PX_IMS_SUT_UE4_PUBLIC_USER;
			vc_userprofile.qop := PX_IMS_SUT_UE4_QOP;
			vc_userprofile.privUsername := PX_IMS_SUT_UE4_PRIVAT_USERNAME;	
			vc_userprofile.passwd := PX_IMS_SUT_UE4_PRIVAT_PASSWD;	
			vc_userprofile.registrarDomain := PX_IMS_SUT_UE4_REGISTRAR;
			}
			
			case (c_userProfile_UE1atSUTvisiting) { //variant c_userProfile_UE1atSUTvisiting - UE3 parameters
			vc_userprofile.currPort := PX_IMS_TS_UE1_PORT;
			vc_userprofile.currIpaddr := PX_IMS_TS_UE1_IPADDR;
			vc_userprofile.contactPort := PX_IMS_TS_UE1_PORT;
			vc_userprofile.contactIpaddr := PX_IMS_TS_UE1_IPADDR;
			vc_userprofile.bearerIpaddr := PX_IMS_SUT_UE3_BEARER_IPADDR;	
			vc_userprofile.homeDomain := PX_IMS_SUT_UE3_HOME_DOMAIN;	
			vc_userprofile.publUsername := PX_IMS_SUT_UE3_PUBLIC_USER;
			vc_userprofile.qop := PX_IMS_SUT_UE3_QOP;
			vc_userprofile.privUsername := PX_IMS_SUT_UE3_PRIVAT_USERNAME;	
			vc_userprofile.passwd := PX_IMS_SUT_UE3_PRIVAT_PASSWD;	
			vc_userprofile.registrarDomain := PX_IMS_SUT_UE3_REGISTRAR;
			}
			
//			//temporary not used and it can be deleted during validation
//			case (c_userProfile_UE1atSUTvisiting) { //variant c_userProfile_UE1atSUTvisiting
//			vc_userprofile.currPort := PX_IMS_TS_UE2_PORT;
//			vc_userprofile.currIpaddr := PX_IMS_TS_UE2_IPADDR;
//			vc_userprofile.contactPort := PX_IMS_TS_UE2_PORT;
//			vc_userprofile.contactIpaddr := PX_IMS_TS_UE2_IPADDR;
//			vc_userprofile.bearerIpaddr := PX_IMS_SUT_UE2_BEARER_IPADDR;	
//			vc_userprofile.homeDomain := PX_IMS_SUT_UE2_HOME_DOMAIN;	
//			vc_userprofile.publUsername := PX_IMS_SUT_UE2_PUBLIC_USER;
//			vc_userprofile.qop := PX_IMS_SUT_UE2_QOP;
//			vc_userprofile.privUsername := PX_IMS_SUT_UE2_PRIVAT_USERNAME;	
//			vc_userprofile.passwd := PX_IMS_SUT_UE2_PRIVAT_PASSWD;	
//			vc_userprofile.registrarDomain := PX_IMS_TS_UE2_REGISTRAR;
//			}

			case (c_userProfile_IBCFwithHomeUE)			 { 				//variant c_userProfile_IBCFwithHomeUE
			vc_userprofile.currPort := PX_IMS_TS_IBCF_PORT;				// via (Ic interface of TS)
			vc_userprofile.currIpaddr := PX_IMS_TS_IBCF_IPADDR;			// via
			vc_userprofile.contactPort := PX_IMS_TS_IBCF_PORT;			// contact (simulated UE)
			vc_userprofile.contactIpaddr := PX_IMS_TS_IBCF_IPADDR;		// contact
			vc_userprofile.bearerIpaddr := PX_IMS_SUT_UE1_BEARER_IPADDR;	
			vc_userprofile.homeDomain := PX_IMS_SUT_UE1_HOME_DOMAIN;	// From, To (register)
			vc_userprofile.publUsername := PX_IMS_SUT_UE1_PUBLIC_USER;	// From, To (register)
			vc_userprofile.qop := PX_IMS_SUT_UE1_QOP;					// Authorization
			vc_userprofile.privUsername := PX_IMS_SUT_UE1_PRIVAT_USERNAME;		// Authorization
			vc_userprofile.passwd := PX_IMS_SUT_UE1_PRIVAT_PASSWD;				// Authorization
			vc_userprofile.registrarDomain := PX_IMS_SUT_UE1_REGISTRAR; 	// Authorization
			}	

			case (c_userProfile_IBCFwithVisitingUE) { 					//variant c_userProfile_IBCFwithVisitingUE
			vc_userprofile.currPort := PX_IMS_TS_IBCF_PORT;				// via (Ic interface of TS)
			vc_userprofile.currIpaddr := PX_IMS_TS_IBCF_IPADDR;			// via
			vc_userprofile.contactPort := PX_IMS_TS_IBCF_PORT;			// contact (simulated UE)
			vc_userprofile.contactIpaddr := PX_IMS_TS_IBCF_IPADDR;		// contact
			vc_userprofile.bearerIpaddr := PX_IMS_SUT_UE1_BEARER_IPADDR;
			vc_userprofile.homeDomain := PX_IMS_SUT_UE1_HOME_DOMAIN;	// From, To (register)
			vc_userprofile.publUsername := PX_IMS_SUT_UE1_PUBLIC_USER;	// From, To (register)
			vc_userprofile.qop := PX_IMS_SUT_UE1_QOP;					// Authorization
			vc_userprofile.privUsername := PX_IMS_SUT_UE1_PRIVAT_USERNAME;		// Authorization
			vc_userprofile.passwd := PX_IMS_SUT_UE1_PRIVAT_PASSWD;				// Authorization
			vc_userprofile.registrarDomain := PX_IMS_SUT_UE1_REGISTRAR; 	// Authorization
			}
			
			case (c_userProfile_ICSCFwithHomeUE) { 						//variant c_userProfile_ICSCFwithHomeUE - UE4 parameters
			vc_userprofile.currPort := PX_IMS_TS_ICSCF_PORT;			// via (Mw interface of TS)
			vc_userprofile.currIpaddr := PX_IMS_TS_ICSCF_IPADDR;		// via
			vc_userprofile.contactPort := PX_IMS_TS_UE4_PORT;			// contact (simulated UE)
			vc_userprofile.contactIpaddr := PX_IMS_TS_UE4_IPADDR;		// contact
			vc_userprofile.bearerIpaddr := PX_IMS_SUT_UE4_BEARER_IPADDR;	
			vc_userprofile.homeDomain := PX_IMS_SUT_UE4_HOME_DOMAIN;	// From, To (register)
			vc_userprofile.publUsername := PX_IMS_SUT_UE4_PUBLIC_USER;	// From, To (register)
			vc_userprofile.qop := PX_IMS_SUT_UE4_QOP;					// Authorization
			vc_userprofile.privUsername := PX_IMS_SUT_UE4_PRIVAT_USERNAME;	// Authorization
			vc_userprofile.passwd := PX_IMS_SUT_UE4_PRIVAT_PASSWD;			// Authorization
			vc_userprofile.registrarDomain := PX_IMS_SUT_UE4_REGISTRAR; 	// Authorization
			}
	
			case (c_userProfile_IBCFwithUnknownUE) { 					//variant 
			vc_userprofile.currPort := PX_IMS_TS_ICSCF_PORT;			// via (Mw interface of TS)
			vc_userprofile.currIpaddr := PX_IMS_TS_ICSCF_IPADDR;		// via
			vc_userprofile.contactPort := PX_IMS_TS_UE1_PORT;			// contact (simulated UE)
			vc_userprofile.contactIpaddr := PX_IMS_TS_UE1_IPADDR;		// contact
			vc_userprofile.bearerIpaddr := PX_IMS_SUT_UE1_BEARER_IPADDR;	
			vc_userprofile.homeDomain := PX_IMS_SUT_UE1_HOME_DOMAIN;	// From, To (register)
			vc_userprofile.publUsername := PX_IMS_SUT_unknownUE_PUBLIC_USER;	// From, To (register)
			vc_userprofile.qop := PX_IMS_SUT_UE1_QOP;					// Authorization
			vc_userprofile.privUsername := PX_IMS_SUT_UE1_PRIVAT_USERNAME;	// Authorization
			vc_userprofile.passwd := PX_IMS_SUT_UE1_PRIVAT_PASSWD;			// Authorization
			vc_userprofile.registrarDomain := PX_IMS_SUT_UE1_REGISTRAR; 	// Authorization
			}

			case (c_userProfile_PCSCFwithHomeUE) { 						//variant c_userProfile_PCSCFwithHomeUE
			vc_userprofile.currPort := PX_IMS_TS_PCSCF_PORT;			// via (Mw interface of TS)
			vc_userprofile.currIpaddr := PX_IMS_TS_PCSCF_IPADDR;		// via
			vc_userprofile.contactPort := PX_IMS_TS_UE1_PORT;			// contact (simulated UE)
			vc_userprofile.contactIpaddr := PX_IMS_TS_UE1_IPADDR;		// contact
			vc_userprofile.bearerIpaddr := PX_IMS_SUT_UE1_BEARER_IPADDR;	
			vc_userprofile.homeDomain := PX_IMS_SUT_UE1_HOME_DOMAIN;	// From, To (register)
			vc_userprofile.publUsername := PX_IMS_SUT_UE1_PUBLIC_USER;	// From, To (register)
			vc_userprofile.qop := PX_IMS_SUT_UE1_QOP;					// Authorization
			vc_userprofile.privUsername := PX_IMS_SUT_UE1_PRIVAT_USERNAME;	// Authorization
			vc_userprofile.passwd := PX_IMS_SUT_UE1_PRIVAT_PASSWD;			// Authorization
			vc_userprofile.registrarDomain := PX_IMS_SUT_UE1_REGISTRAR; 	// Authorization
			}
	
			case (c_userProfile_PCSCFwithVisitingUE) { 					//variant c_userProfile_PCSCFwithVisitingUE
			vc_userprofile.currPort := PX_IMS_TS_PCSCF_PORT;			// via (Mw interface of TS)
			vc_userprofile.currIpaddr := PX_IMS_TS_PCSCF_IPADDR;		// via
			vc_userprofile.contactPort := PX_IMS_TS_UE1_PORT;			// contact (simulated UE)
			vc_userprofile.contactIpaddr := PX_IMS_TS_UE1_IPADDR;		// contact
			vc_userprofile.bearerIpaddr := PX_IMS_SUT_UE1_BEARER_IPADDR;	
			vc_userprofile.homeDomain := PX_IMS_SUT_UE1_REGISTRAR;	// From, To (register)
			vc_userprofile.publUsername := PX_IMS_SUT_UE1_PUBLIC_USER;	// From, To (register)
			vc_userprofile.qop := PX_IMS_SUT_UE1_QOP;					// Authorization
			vc_userprofile.privUsername := PX_IMS_SUT_UE1_PRIVAT_USERNAME;	// Authorization
			vc_userprofile.passwd := PX_IMS_SUT_UE1_PRIVAT_PASSWD;			// Authorization
			vc_userprofile.registrarDomain := PX_IMS_SUT_UE1_REGISTRAR; 	// Authorization
			}

			// another visting user in IMS (cp. TP_IMST2_MW_REG_15: different public id, same private id)
			case (c_userProfile_PCSCFwithVisitingUE2) { 				//variant
			vc_userprofile.currPort := PX_IMS_TS_PCSCF_PORT;			// via (Mw interface of TS)
			vc_userprofile.currIpaddr := PX_IMS_TS_PCSCF_IPADDR;		// via
			vc_userprofile.contactPort := PX_IMS_TS_UE2_PORT;			// contact (simulated UE)
			vc_userprofile.contactIpaddr := PX_IMS_TS_UE2_IPADDR;		// contact
			vc_userprofile.bearerIpaddr := PX_IMS_SUT_UE1_BEARER_IPADDR;	
			vc_userprofile.homeDomain := PX_IMS_SUT_UE2_HOME_DOMAIN;	// From, To (register)
			vc_userprofile.publUsername := PX_IMS_SUT_UE2_PUBLIC_USER;	// From, To (register)
			vc_userprofile.qop := PX_IMS_SUT_UE1_QOP;					// Authorization
			vc_userprofile.privUsername := PX_IMS_SUT_UE1_PRIVAT_USERNAME;	// Authorization
			vc_userprofile.passwd := PX_IMS_SUT_UE1_PRIVAT_PASSWD;			// Authorization
			vc_userprofile.registrarDomain := PX_IMS_SUT_UE1_REGISTRAR; 	// Authorization
			}

			// unknown visting user in IMS (cp. TP_IMST2_MW_REG_16)
			case (c_userProfile_PCSCFwithUnknownVisitingUE) { 			//variant
			vc_userprofile.currPort := PX_IMS_TS_PCSCF_PORT;			// via (Mw interface of TS)
			vc_userprofile.currIpaddr := PX_IMS_TS_PCSCF_IPADDR;		// via
			vc_userprofile.contactPort := PX_IMS_TS_UE1_PORT;			// contact (simulated UE)
			vc_userprofile.contactIpaddr := PX_IMS_TS_UE1_IPADDR;		// contact
			vc_userprofile.bearerIpaddr := PX_IMS_SUT_UE1_BEARER_IPADDR;	
			vc_userprofile.homeDomain := PX_IMS_SUT_UE2_HOME_DOMAIN;	// From, To (register)
			vc_userprofile.publUsername := PX_IMS_SUT_unknownUE_PUBLIC_USER;	// From, To (register)
			vc_userprofile.qop := PX_IMS_SUT_UE1_QOP;					// Authorization
			vc_userprofile.privUsername := PX_IMS_SUT_UE1_PRIVAT_USERNAME;	// Authorization
			vc_userprofile.passwd := PX_IMS_SUT_UE1_PRIVAT_PASSWD;			// Authorization
			vc_userprofile.registrarDomain := PX_IMS_SUT_UE1_REGISTRAR; 	// Authorization
			}

			case (c_userProfile_SCSCFwithHomeUE) { 						//variant c_userProfile_SCSCFwithHomeUE  - UE4 parameters
			vc_userprofile.currPort := PX_IMS_TS_SCSCF_PORT;			// via (Mw interface of TS)
			vc_userprofile.currIpaddr := PX_IMS_TS_SCSCF_IPADDR;		// via
			vc_userprofile.contactPort := PX_IMS_TS_UE4_PORT;			// contact (simulated UE)
			vc_userprofile.contactIpaddr := PX_IMS_TS_UE4_IPADDR;		// contact
			vc_userprofile.bearerIpaddr := PX_IMS_SUT_UE4_BEARER_IPADDR;	
			vc_userprofile.homeDomain := PX_IMS_SUT_UE4_HOME_DOMAIN;	// From, To (register)
			vc_userprofile.publUsername := PX_IMS_SUT_UE4_PUBLIC_USER;	// From, To (register)
			vc_userprofile.qop := PX_IMS_SUT_UE4_QOP;					// Authorization
			vc_userprofile.privUsername := PX_IMS_SUT_UE4_PRIVAT_USERNAME;	// Authorization
			vc_userprofile.passwd := PX_IMS_SUT_UE4_PRIVAT_PASSWD;			// Authorization
			vc_userprofile.registrarDomain := PX_IMS_SUT_UE4_REGISTRAR; 	// Authorization
			}

            case (c_userProfile_SCSCFwithHomeUE_domain) { 						//variant c_userProfile_SCSCFwithHomeUE  - UE4 parameters
            vc_userprofile.currPort := PX_IMS_TS_SCSCF_PORT;			// via (Mw interface of TS)
            vc_userprofile.currIpaddr := PX_IMS_TS_SCSCF_IPADDR;		// via
            vc_userprofile.contactPort := PX_IMS_TS_UE4_PORT;			// contact (simulated UE)
            vc_userprofile.contactIpaddr := PX_IMS_TS_UE4_IPADDR;		// contact
            vc_userprofile.bearerIpaddr := PX_IMS_SUT_UE4_BEARER_IPADDR;	
            vc_userprofile.homeDomain := PX_IMS_SUT_UE4_HOME_DOMAIN;	// From, To (register)
            vc_userprofile.publUsername := PX_IMS_SUT_UE4_PUBLIC_USER;	// From, To (register)
            vc_userprofile.qop := PX_IMS_SUT_UE4_QOP;					// Authorization
            vc_userprofile.privUsername := PX_IMS_SUT_UE4_PRIVAT_USERNAME;	// Authorization
            vc_userprofile.passwd := PX_IMS_SUT_UE4_PRIVAT_PASSWD;			// Authorization
            vc_userprofile.registrarDomain := PX_IMS_SUT_UE4_REGISTRAR; 	// Authorization
            }
			
			case (c_userProfile_AS1)  { 								//variant c_userProfile_AS1
			vc_userprofile.currPort := PX_IMS_TS_AS1_PORT;				// via, route(Isc interface of TS)
			vc_userprofile.currIpaddr := PX_IMS_TS_AS1_IPADDR;			// via, route
			vc_userprofile.homeDomain := PX_IMS_TS_AS1_HOME_DOMAIN;		// via, route
			}
			
			case (c_userProfile_AS2)  { 								//variant c_userProfile_AS2
			vc_userprofile.currPort := PX_IMS_TS_AS2_PORT;				// via, route(Isc interface of TS)
			vc_userprofile.currIpaddr := PX_IMS_TS_AS2_IPADDR;			// via, route
			vc_userprofile.homeDomain := PX_IMS_TS_AS2_HOME_DOMAIN;		// via, route
			}
			
			case (c_userProfile_ECSCFwithHomeUE) { 						//variant c_userProfile_PCSCFwithHomeUE
    			vc_userprofile.currPort := PX_IMS_TS_ECSCF_PORT;			// via (Mw interface of TS)
    			vc_userprofile.currIpaddr := PX_IMS_TS_ECSCF_IPADDR;		// via
    			vc_userprofile.contactPort := PX_IMS_TS_UE1_PORT;			// contact (simulated UE)
    			vc_userprofile.contactIpaddr := PX_IMS_TS_UE1_IPADDR;		// contact
    			vc_userprofile.bearerIpaddr := PX_IMS_SUT_UE1_BEARER_IPADDR;	
    			vc_userprofile.homeDomain := PX_IMS_SUT_UE1_HOME_DOMAIN;	// From, To (register)
    			vc_userprofile.publUsername := PX_IMS_SUT_UE1_PUBLIC_USER;	// From, To (register)
    			vc_userprofile.qop := PX_IMS_SUT_UE1_QOP;					// Authorization
    			vc_userprofile.privUsername := PX_IMS_SUT_UE1_PRIVAT_USERNAME;	// Authorization
    			vc_userprofile.passwd := PX_IMS_SUT_UE1_PRIVAT_PASSWD;			// Authorization
    			vc_userprofile.registrarDomain := PX_IMS_SUT_UE1_REGISTRAR; 	// Authorization
			}
			
			}
		}

		function f_initToHeader(in integer p_user) runs on ImsComponent return To
		{
			var To p_to := c_empty_To;
			p_to := {	fieldName := TO_E,
						addressField :=
						{nameAddr := {
							displayName := omit, 	 			// optional charstring
							addrSpec :=	f_initSipUrl(p_user)	// SipUrl
						  }},//end addressField
						toParams := omit
					  };
			return(p_to);
		}


		function f_initFromHeader(in integer p_user, charstring p_tag_str) runs on ImsComponent return From
		{
			var From p_from := c_empty_From;
			p_from := {	fieldName := FROM_E,
						addressField :=
						{nameAddr := {
							displayName := omit, 	 			// optional charstring
							addrSpec :=	f_initSipUrl(p_user)	// SipUrl
						  }},//end addressField
						fromParams := {{id := c_tagId, paramValue := p_tag_str}}
					  };
			return(p_from)
		}

		function f_initSipUrl(in integer p_user) runs on ImsComponent return SipUrl
		{
			var SipUrl p_sipUrl := {	  
				scheme := c_sipScheme,  			// contains "sip"
                components := { sip:= {
				userInfo := omit,
				hostPort := {omit,omit}}},
				urlParameters := omit,
				headers := omit};
				
			select(p_user){
				case (c_userProfile_UE1atSUThome) {
						p_sipUrl.components.sip.userInfo := {userOrTelephoneSubscriber:=PX_IMS_SUT_UE1_PUBLIC_USER, password:=omit};
						p_sipUrl.components.sip.hostPort := {host := PX_IMS_SUT_UE1_HOME_DOMAIN, portField :=omit}
						}
				case (c_userProfile_UE2atSUThome) {
						p_sipUrl.components.sip.userInfo := {userOrTelephoneSubscriber:=PX_IMS_SUT_UE2_PUBLIC_USER, password:=omit};
						p_sipUrl.components.sip.hostPort := {host := PX_IMS_SUT_UE2_HOME_DOMAIN, portField :=omit}
						}
				case (c_userProfile_UE3atSUThome) {
						p_sipUrl.components.sip.userInfo := {userOrTelephoneSubscriber:=PX_IMS_SUT_UE3_PUBLIC_USER, password:=omit};
						p_sipUrl.components.sip.hostPort := {host := PX_IMS_SUT_UE3_HOME_DOMAIN, portField :=omit}
						}
				case (c_userProfile_UE4atSUThome) {
						p_sipUrl.components.sip.userInfo := {userOrTelephoneSubscriber:=PX_IMS_SUT_UE4_PUBLIC_USER, password:=omit};
						p_sipUrl.components.sip.hostPort := {host := PX_IMS_SUT_UE4_HOME_DOMAIN, portField :=omit}
						}
				case (c_userProfile_IBCFwithHomeUE) {
						p_sipUrl.components.sip.userInfo := {userOrTelephoneSubscriber:=PX_IMS_TS_IMS1UE_PUBLIC_USER, password:=omit};
						p_sipUrl.components.sip.hostPort := {host := PX_IMS_TS_IMS1UE_HOME_DOMAIN, portField :=omit}
						}
				case (c_userProfile_ICSCFwithHomeUE) {
						p_sipUrl.components.sip.userInfo := {userOrTelephoneSubscriber:=PX_IMS_TS_IMS1UE_PUBLIC_USER, password:=omit};
						p_sipUrl.components.sip.hostPort := {host := PX_IMS_TS_IMS1UE_HOME_DOMAIN, portField :=omit}
				}
				case (c_userProfile_PCSCFwithHomeUE) {
						p_sipUrl.components.sip.userInfo := {userOrTelephoneSubscriber:=PX_IMS_TS_IMS1UE_PUBLIC_USER, password:=omit};
						p_sipUrl.components.sip.hostPort := {host := PX_IMS_TS_PCSCF_IPADDR, portField :=omit}
				}
				case (c_userProfile_SCSCFwithHomeUE) {
						p_sipUrl.components.sip.userInfo := {userOrTelephoneSubscriber:=PX_IMS_SUT_UE4_PUBLIC_USER, password:=omit};
						p_sipUrl.components.sip.hostPort := {host := PX_IMS_TS_SCSCF_HOME_DOMAIN, portField :=PX_IMS_TS_SCSCF_PORT}
				}
				case (c_userProfile_SCSCFwithHomeUE_domain) {
						p_sipUrl.components.sip.userInfo := {userOrTelephoneSubscriber:=PX_IMS_SUT_UE4_PUBLIC_USER, password:=omit};
						p_sipUrl.components.sip.hostPort := {host := PX_IMS_TS_SCSCF_HOME_DOMAIN, portField :=omit}
				}
                case (c_userProfile_AS1) {
                        p_sipUrl.components.sip.userInfo := {userOrTelephoneSubscriber:=PX_IMS_TS_IMS1UE_PUBLIC_USER, password:=omit};
                        p_sipUrl.components.sip.hostPort := {host := PX_IMS_TS_AS1_IPADDR, portField :=omit}
                }                
				case (c_userProfile_ECSCFwithHomeUE) {
					p_sipUrl.components.sip.userInfo := {userOrTelephoneSubscriber:=PX_IMS_TS_IMS1UE_PUBLIC_USER, password:=omit};
					p_sipUrl.components.sip.hostPort := {host := PX_IMS_TS_ECSCF_IPADDR, portField :=omit}
				}
				case (c_userProfile_ISUP) {
						p_sipUrl.components.sip.userInfo := {userOrTelephoneSubscriber:=PX_IMS_TS_ISUP_PUBLIC_USER, password:=omit};
						p_sipUrl.components.sip.hostPort := {host := PX_IMS_TS_ISUP_HOME_DOMAIN, portField :=omit}
				}
				case (c_serviceProfile_EMERGENCY) {
				        p_sipUrl.scheme := c_urnScheme;
						p_sipUrl.components.urn.namespaceId := PX_IMS_SUT_EMERGENCY_SERVICE_namespaceId;
                    	p_sipUrl.components.urn.namespaceId := PX_IMS_SUT_EMERGENCY_SERVICE_namespaceSpecificString;
						//p_sipUrl.hostPort := {host := PX_IMS_SUT_EMERGENCY_HOME_DOMAIN, portField :=omit}
						}
				case (c_serviceProfile_EMERGENCY_INVALID) {
				        p_sipUrl.scheme := c_urnScheme;
						p_sipUrl.components.urn.namespaceId := PX_IMS_SUT_EMERGENCY_SERVICE_INVALID_namespaceId;
                    	p_sipUrl.components.urn.namespaceId := PX_IMS_SUT_EMERGENCY_SERVICE_INVALID_namespaceSpecificString;
						}
						
				// following setting is used for the assignment of the Path header field
				case (c_interfaceProfile_IMS_SUT_PCSCF1) {
						p_sipUrl.components.sip.userInfo := {userOrTelephoneSubscriber:="", password:=omit};
						p_sipUrl.components.sip.hostPort := {host := PX_IMS_SUT_PCSCF1_HOME_DOMAIN, portField :=PX_IMS_SUT_PCSCF1_PORT}
						}						
						
				// following setting is used in relation to the route headers list elements
				case (c_interfaceSIPURL_IMS_SUT_PCSCF1_domain) {
						p_sipUrl.components.sip.userInfo := {userOrTelephoneSubscriber:="", password:=omit};
						p_sipUrl.components.sip.hostPort := {host := PX_IMS_SUT_PCSCF1_HOME_DOMAIN, portField :=PX_IMS_SUT_PCSCF1_PORT}
						}						
				case (c_interfaceSIPURL_IMS_SUT_PCSCF1_ip) {
						p_sipUrl.components.sip.userInfo := {userOrTelephoneSubscriber:="", password:=omit};
						p_sipUrl.components.sip.hostPort := {host := PX_IMS_SUT_PCSCF1_IPADDR, portField :=PX_IMS_SUT_PCSCF1_PORT}
						}
				case (c_conferenceProfile_factoryURI) {
    				p_sipUrl.components.sip.userInfo := {userOrTelephoneSubscriber:=PX_IMS_SUT_CONF_FACTORY_NAME, password:=omit};
    				p_sipUrl.components.sip.hostPort := {host := PX_IMS_SUT_CONF_HOME_DOMAIN, portField := omit}
				}						
				};
			return(p_sipUrl)
		}


		/*
		 * 
		 * @desc sets user parameters with PIXIT values
		 * @param p_user identifies the selected user configuration and location
		 * @verdict 
		 */
		function f_init_interfaceprofile(in integer p_interface) runs on ImsComponent
		{
			select(p_interface){
				case (c_interfaceProfile_IMS_SUT_IBCF1) { //variant c_interfaceProfile_IMS_SUT_IBCF1
				vc_interfaceprofile.SUTPort := PX_IMS_SUT_IBCF1_PORT;
				vc_interfaceprofile.SUTIpaddr := PX_IMS_SUT_IBCF1_IPADDR;	
				vc_interfaceprofile.SUTHomeDomain := PX_IMS_SUT_IBCF1_HOME_DOMAIN;	
				}
				case (c_interfaceProfile_IMS_SUT_IBCF2) { //variant c_interfaceProfile_IMS_SUT_IBCF2
				vc_interfaceprofile.SUTPort := PX_IMS_SUT_IBCF2_PORT;
				vc_interfaceprofile.SUTIpaddr := PX_IMS_SUT_IBCF2_IPADDR;	
				vc_interfaceprofile.SUTHomeDomain := PX_IMS_SUT_IBCF2_HOME_DOMAIN;
				}
				case (c_interfaceProfile_IMS_SUT_PCSCF1) { //variant c_interfaceProfile_IMS_SUT_PCSCF1
				vc_interfaceprofile.SUTPort := PX_IMS_SUT_PCSCF1_PORT;
				vc_interfaceprofile.SUTIpaddr := PX_IMS_SUT_PCSCF1_IPADDR;	
				vc_interfaceprofile.SUTHomeDomain := PX_IMS_SUT_PCSCF1_HOME_DOMAIN;
				}
				case (c_interfaceProfile_IMS_SUT_PCSCF2) { //variant c_interfaceProfile_IMS_SUT_PCSCF2
				vc_interfaceprofile.SUTPort := PX_IMS_SUT_PCSCF2_PORT;
				vc_interfaceprofile.SUTIpaddr := PX_IMS_SUT_PCSCF2_IPADDR;	
				vc_interfaceprofile.SUTHomeDomain := PX_IMS_SUT_PCSCF2_HOME_DOMAIN;
				}
				case (c_interfaceProfile_IMS_SUT_PCSCF) { //variant c_interfaceProfile_IMS_SUT_PCSCF
				vc_interfaceprofile.SUTPort := PX_IMS_SUT_PCSCF_PORT;
				vc_interfaceprofile.SUTIpaddr := PX_IMS_SUT_PCSCF_IPADDR;
				vc_interfaceprofile.SUTHomeDomain := PX_IMS_SUT_PCSCF_HOME_DOMAIN;	
				}
				case (c_interfaceProfile_IMS_SUT_SCSCF) { //variant c_interfaceProfile_IMS_SUT_SCSCF
				vc_interfaceprofile.SUTPort := PX_IMS_SUT_SCSCF_PORT;
				vc_interfaceprofile.SUTIpaddr := PX_IMS_SUT_SCSCF_IPADDR;	
				vc_interfaceprofile.SUTHomeDomain := PX_IMS_SUT_SCSCF_HOME_DOMAIN;				
				}
				case (c_interfaceProfile_IMS_SUT_ICSCF) { //variant c_interfaceProfile_IMS_SUT_ICSCF
				vc_interfaceprofile.SUTPort := PX_IMS_SUT_ICSCF_PORT;
				vc_interfaceprofile.SUTIpaddr := PX_IMS_SUT_ICSCF_IPADDR;		
				vc_interfaceprofile.SUTHomeDomain := PX_IMS_SUT_ICSCF_HOME_DOMAIN;
				}
				case (c_interfaceProfile_IMS_SUT_MGCF) { //variant c_interfaceProfile_IMS_SUT_MGCF
				vc_interfaceprofile.SUTPort := PX_IMS_SUT_IMGCF_PORT;
				vc_interfaceprofile.SUTIpaddr := PX_IMS_SUT_IMGCF_IPADDR;		
				vc_interfaceprofile.SUTHomeDomain := PX_IMS_SUT_IMGCF_HOME_DOMAIN;
				}
				case (c_interfaceProfile_IMS_SUT_AS) { //variant c_interfaceProfile_IMS_SUT_AS
				vc_interfaceprofile.SUTPort := PX_IMS_SUT_AS_PORT;
				vc_interfaceprofile.SUTIpaddr := PX_IMS_SUT_AS_IPADDR;		
				vc_interfaceprofile.SUTHomeDomain := PX_IMS_SUT_AS_HOME_DOMAIN;
				}
			}
		}
		
		/*
		 * 
		 * @desc retrieves HostPort value of the interface profile
		 * @param p_interface identifies the selected interface
		 * @return HostPort template 
		 */
		function f_get_interfaceHostPort (in ImsInterfaceProfile p_interface) runs on ImsComponent return /*template*/ HostPort // STS commented out template but check why in there in first place
		{
				return {p_interface.SUTIpaddr,p_interface.SUTPort}
		}	
		
		/*
		 * 
		 * @desc retrieves DomainPort value of the interface profile
		 * @param p_interface identifies the selected interface
		 * @return DomainPort template 
		 */
		function f_get_interfaceDomainPort (in ImsInterfaceProfile p_interface) runs on ImsComponent return /*template*/ HostPort
		{
				return {p_interface.SUTHomeDomain,p_interface.SUTPort}
		}	
		
		/*
		 * @desc retrieves SipUrl of the interface profile
		 * @param p_interface identifies the selected interface
		 * @return SipUrl template 
		 */
		function f_get_interfaceNameAddr(in ImsInterfaceProfile p_interface) runs on ImsComponent return template NameAddr
		{
				return mw_SipUrl_SUTinterface(p_interface.SUTIpaddr,p_interface.SUTPort)
		}		
		
		
	}
	group registration {

		/**
		 * 
		 * @desc  registration and authentication with MD5
		 * @param p_cSeq_s		cseq parameter 
		 * @param p_auth		flag indicating if authentication is needed
		 */
		function f_Registration_IMS(inout CSeq p_cSeq_s, in boolean p_auth) runs on SipComponent
		{
			f_setHeaders_REGISTER(p_cSeq_s);
			f_SendREGISTER(m_REGISTER_Request_IMS(vc_requestUri, vc_callId, vc_cSeq, vc_from, vc_to, vc_via_REG, vc_contact, m_add_Authorization_digest(vc_authorization,{c_Integrity_protected_no}))); //LibSip
		
			//awaiting of 401 and sending 2nd REGISTER and awaiting 200 OK REGISTER
			if (p_auth)
			{
			  // receiving 401 Unauthorized response.
			  // and Re-send REGISTER request with Authorization header
			  tc_ack.start(PX_SIP_TACK);
			  alt
			  {
				[] SIPP.receive	(mw_Response_Base(c_statusLine401, vc_callId, p_cSeq_s)) -> value vc_response
				  {
					tc_ack.stop;
					// set headers via, cseq and authorization
					f_setHeaders_2ndREGISTER(p_cSeq_s);
					f_SendREGISTER(m_REGISTER_Request_IMS(vc_requestUri, vc_callId, vc_cSeq, vc_from, vc_to, vc_via_REG, vc_contact, m_add_Authorization_digest(vc_authorization,{c_Integrity_protected_yes}))); //LibSip
	            
					// awaiting 200 OK REGISTER
					f_awaitingOkResponse(p_cSeq_s);
					f_getServiceRouteMapIntoRouteInRegistration(p_cSeq_s, vc_response);
				  }
				[] SIPP.receive	(mw_Response_Base(c_statusLine200, vc_callId, p_cSeq_s))
				  {
					tc_ack.stop;
					log ("Authorization was not requested as expected");
					setverdict(inconc)
				  }
			  }
			}
			else
			{
			  f_awaitingOkResponse(p_cSeq_s);
			  f_getServiceRouteMapIntoRouteInRegistration(p_cSeq_s, vc_response);
			};
		}//end function f_Registration_IMS

		/**
		 * 
		 * @desc  awaiting UE1 registration (with authentication)
		 * @param p_cSeq_s		cseq parameter 
		 */
		function f_awaitingRegistration_IMS(inout CSeq p_cSeq_s) runs on ImsComponent
		{
		var SipUrl v_passociated_url;
		var Authorization p_authorization;
		//Awaiting 1st REGISTER	
		f_awaitingREGISTER(mw_REGISTER_unauthorizedRequest_IMS);

		// 401 response
		f_sendResponse(m_Response_WWWauthenticate_IMS(c_statusLine401,
			vc_callId, vc_cSeq,vc_caller_From, vc_caller_To, vc_via,