LibSip_Templates.ttcn

		payload := *
	}

	template NOTIFY_Request mw_NOTIFY_Dummy :=
	{
		requestLine	:= mw_requestLine_dummy,
		msgHeader := mw_msgHeader_dummy,
		messageBody := *,
		payload := *
	}

	template PRACK_Request mw_PRACK_Dummy :=
	{
		requestLine	:= mw_requestLine_dummy,
		msgHeader := mw_msgHeader_dummy,
		messageBody := *,
		payload := *
	}

	template PUBLISH_Request mw_PUBLISH_Dummy :=
	{
		requestLine	:= mw_requestLine_dummy,
		msgHeader := mw_msgHeader_dummy,
		messageBody := *,
		payload := *
	}

	template REFER_Request mw_REFER_Dummy :=
	{
		requestLine	:= mw_requestLine_dummy,
		msgHeader := mw_msgHeader_dummy,
		messageBody := *,
		payload := *
	}

	template REGISTER_Request mw_REGISTER_Dummy :=
	{
		requestLine	:= mw_requestLine_dummy,
		msgHeader := mw_msgHeader_dummy,
		messageBody := *,
		payload := *
	}

	template SUBSCRIBE_Request mw_SUBSCRIBE_Dummy :=
	{
		requestLine	:= mw_requestLine_dummy,
		msgHeader := mw_msgHeader_dummy,
		messageBody := *,
		payload := *
	}

	template UPDATE_Request mw_UPDATE_Dummy :=
	{
		requestLine	:= mw_requestLine_dummy,
		msgHeader := mw_msgHeader_dummy,
		messageBody := *,
		payload := *
	}
  }//end group dummy_request_templates_receive
  
  group dummy_response_templates_send{
  	
	template Response m_Response_Dummy :=
	{
		statusLine	:= c_statusLine100,
		msgHeader := m_msgHeader_dummy,
		messageBody := omit,
		payload := omit
	}
  } // group dummy_response_templates_send
  
  group dummy_response_templates_receive{
	template Response mw_Response_Dummy :=
	{
		statusLine	:= ?,
		msgHeader := mw_msgHeader_dummy,
		messageBody := *,
		payload := *
	}
  } // group dummy_response_templates_receive
}

group base_templates{
	
	group request_send {
		
		
		template ACK_Request m_ACK_Request_Base (SipUrl p_requestUri, CallId p_callId, CSeq p_cSeq,
			From p_from, To p_to, Via p_via) modifies m_ACK_Dummy :=
		{
			requestLine	:=
			{
				method := ACK_E,
				requestUri := p_requestUri
			},
			msgHeader :=
			{
				callId := p_callId,
				cSeq := {fieldName:=CSEQ_E, seqNumber:= p_cSeq.seqNumber, method:= "ACK"},
				fromField := p_from,
				toField := p_to,
				via := p_via
			}
		}
		
		template BYE_Request m_BYE_Request_Base (SipUrl p_requestUri, CallId p_callId, CSeq p_cSeq, From p_from, To p_to, 
			Via p_via) modifies m_BYE_Dummy :=
		{	
			requestLine	:=
			{
				method := BYE_E,
				requestUri := 
				{
					hostPort:= p_requestUri.hostPort
				}
			},
			msgHeader :=
			{
				callId := p_callId,
				cSeq := p_cSeq,
				fromField := p_from,
				toField := p_to,
				via := p_via
			}
		}
		
		template CANCEL_Request m_CANCEL_Request_Base (SipUrl p_requestUri, CallId p_callId, CSeq p_cSeq, From p_from, To p_to, 
			Via p_via) modifies m_CANCEL_Dummy :=
		{
			requestLine	:=
			{
				method := CANCEL_E,
				requestUri :=
					{
						hostPort:= p_requestUri.hostPort
					}
			},
			msgHeader :=
			{
				callId := p_callId,
				cSeq := p_cSeq,
				fromField := p_from,
				toField := p_to,
				via := p_via
			}
		}
		
		template INVITE_Request m_INVITE_Request_Base (SipUrl p_requestUri, CallId p_callId, CSeq p_cSeq,
			 From p_from, To p_to, Via p_via, Contact p_contact) modifies m_INVITE_Dummy :=
		{
			requestLine	:=
		  	{
				method := INVITE_E,
				requestUri := p_requestUri
		  	},
		  	msgHeader :=
		  	{
		  		callId := p_callId,
				contact := p_contact,
				cSeq := p_cSeq,
				fromField := p_from,
				toField := p_to,
				via := p_via
			}
		}

		template MESSAGE_Request m_MESSAGE_Request_Base (SipUrl p_requestUri, CallId p_callId, CSeq p_cSeq, From p_from, To p_to, Via p_via) modifies m_MESSAGE_Dummy :=
		{
			requestLine	:=
			{
				method := MESSAGE_E,
				requestUri := p_requestUri
			},
			msgHeader :=
			{
				callId := p_callId,
				cSeq := p_cSeq,
				fromField := p_from,
				toField := p_to,
				via := p_via
			}
		}

		template NOTIFY_Request m_NOTIFY_Request_Base (SipUrl p_requestUri, CallId p_callId, CSeq p_cSeq,
		  From p_from, To p_to, Via p_via) modifies m_NOTIFY_Dummy :=
		{
			requestLine	:=
			{
				method := NOTIFY_E,
				requestUri :=
				{
					hostPort:= p_requestUri.hostPort
				}
			},
			msgHeader :=
			{
				callId := p_callId,
				//contentLength	:= {fieldName := CONTENT_LENGTH_E, len:= f_MessageBodyLength(valueof(p_mb))},
				//contentType := {fieldName := CONTENT_TYPE_E, mediaType :=  c_sdpAplication},
				cSeq :=  {fieldName:=CSEQ_E, seqNumber:= p_cSeq.seqNumber, method:= "NOTIFY"},
				fromField := p_from,
				toField := p_to,
				via := p_via
			}//,
			//messageBody := p_mb
		}
		
		template PRACK_Request m_PRACK_Request_Base (SipUrl p_requestUri, CallId p_callId, CSeq p_cSeq,
		  From p_from, To p_to, Via p_via, RAck p_RAck) 
		  modifies m_PRACK_Dummy :=
		{
			requestLine	:=
			{
				method := PRACK_E,
				requestUri :=
				{
					hostPort:= p_requestUri.hostPort
				}
			},
			msgHeader :=
			{
				callId := p_callId,
				cSeq := {fieldName:=CSEQ_E, seqNumber:= p_cSeq.seqNumber, method:= "PRACK"},
				fromField := p_from,
				rAck := p_RAck,
				toField := p_to,
				via := p_via
			},
			messageBody := omit
		}
		
		//in reality PUBLISH request contain xml in content
		template PUBLISH_Request m_PUBLISH_Request_Base (SipUrl p_requestUri, CallId p_callId, CSeq p_cSeq,
		  From p_from, To p_to, Via p_via, template Event p_event, template RAck p_RAck, template MessageBody p_mb) 
		  modifies m_PUBLISH_Dummy :=
		{
			requestLine	:=
			{
				method := PUBLISH_E,
				requestUri :=
				{
					hostPort:= p_requestUri.hostPort
				}
			},
			msgHeader :=
			{
				callId := p_callId,
				contentLength	:= {fieldName := CONTENT_LENGTH_E, len:= f_MessageBodyLength(valueof(p_mb))},
				contentType := {fieldName := CONTENT_TYPE_E, mediaType :=  c_sdpAplication},
				cSeq := {fieldName:=CSEQ_E, seqNumber:= p_cSeq.seqNumber, method:= "PUBLISH"},
				event := p_event, 
				fromField := p_from,
				toField := p_to,
				via := p_via
			},
			messageBody := p_mb
		}

		template REFER_Request m_REFER_Request_Base (SipUrl p_requestUri, CallId p_callId, CSeq p_cSeq, Contact p_contact,
			From p_from, template To p_to, Via p_via, template ReferTo p_referTo, template ReferredBy p_referredBy)
			modifies m_REFER_Dummy :=
		{
			requestLine	:=
			{
				method := REFER_E,
				requestUri := p_requestUri
		  	},
		  	msgHeader :=
	  		{
				callId		:= p_callId,
				contact := p_contact,
				cSeq		:= {fieldName:=CSEQ_E, seqNumber:= p_cSeq.seqNumber, method:= "REFER"},
				fromField	:= p_from,
				referTo := p_referTo,
				referredBy := p_referredBy,
				toField		:= p_to,
				via		:= p_via
	  		}
		}
		
		template REGISTER_Request m_REGISTER_Request_Base (SipUrl p_requestUri, CallId p_callId, CSeq p_cSeq,
			From p_from, To p_to, Via p_via, Contact p_contact, template Authorization p_authorization) modifies m_REGISTER_Dummy :=
		{
			requestLine	:=
			{
				method := REGISTER_E,
				requestUri := p_requestUri
			},
			msgHeader :=
			{
				authorization := p_authorization,
				callId := p_callId,
				contact	:= p_contact,
				cSeq		:= p_cSeq,
				fromField	:= p_from,
				toField		:= p_to,
				via		:= p_via

			}
		}

		template SUBSCRIBE_Request m_SUBSCRIBE_Request_Base (SipUrl p_requestUri, CallId p_callId, 
			CSeq p_cSeq, From p_from, To p_to, Via p_via)  modifies m_SUBSCRIBE_Dummy :=
		{
			requestLine	:=
			{
				method := SUBSCRIBE_E,
				requestUri :=
				{
					hostPort:= p_requestUri.hostPort
				}
			},
			msgHeader :=
			{
				callId		:= p_callId,
				cSeq		:= {fieldName:=CSEQ_E, seqNumber:= p_cSeq.seqNumber, method:= "SUBSCRIBE"},
				fromField	:= p_from,
				toField		:= p_to,
				via		:= p_via
			}
		}

		template UPDATE_Request m_UPDATE_Request_Base (SipUrl p_requestUri, CallId p_callId, CSeq p_cSeq,
		  From p_from, To p_to, Via p_via, Contact p_contact, template MessageBody p_mb) modifies m_UPDATE_Dummy :=
		{
			requestLine	:=
			{
				method := UPDATE_E,
				requestUri :=
				{
					hostPort:= p_requestUri.hostPort
				}
			},
			msgHeader :=
			{
				callId		:= p_callId,
				contact		:= p_contact,
				contentLength	:= {fieldName := CONTENT_LENGTH_E, len:= f_MessageBodyLength(valueof(p_mb))},
				contentType := {fieldName := CONTENT_TYPE_E, mediaType :=  c_sdpAplication},
				cSeq		:= {fieldName:=CSEQ_E, seqNumber:= p_cSeq.seqNumber, method:= "UPDATE"},
				fromField	:= p_from,
				toField		:= p_to,
				via		:= p_via
			 },
			messageBody := p_mb
		}
		  
	} // end of group message_send

	group request_receive {
		
		template ACK_Request mw_ACK_Request_Base (template CallId p_callId) modifies mw_ACK_Dummy :=
		{
			requestLine	:=
			{
				method := ACK_E
			},
			msgHeader :=
			{
				callId		:= p_callId
			}
		}
		
		template BYE_Request mw_BYE_Request_Base(template CallId p_callId) modifies mw_BYE_Dummy :=
		  {
			requestLine	:=
			{
				method := BYE_E
			},
			msgHeader :=
			{
				callId := p_callId
			}
		}
		
		template CANCEL_Request mw_CANCEL_Request_Base (template CallId p_callId) modifies mw_CANCEL_Dummy :=
		{
			requestLine	:=
			{
				method := CANCEL_E
			},
			msgHeader :=
			{
				callId := p_callId
			}
		}
  
		template INFO_Request mw_INFO_Request_Base(template CallId p_callId) modifies mw_INFO_Dummy :=
		{
			requestLine	:=
			{
				method := INFO_E
			},
			msgHeader :=
			{
				callId := p_callId
			}
		}

		template INVITE_Request mw_INVITE_Request_Base modifies mw_INVITE_Dummy :=
		{
			requestLine	:=
			{
				method := INVITE_E
			}
		}

		template MESSAGE_Request mw_MESSAGE_Request_Base(template CallId p_callId) modifies mw_MESSAGE_Dummy :=
		{
			requestLine	:=
			{
				method := MESSAGE_E
			},
			msgHeader :=
			{
				callId := p_callId,
				contact := omit
			}
		}

		template NOTIFY_Request mw_NOTIFY_Request_Base (CallId p_callId) modifies mw_NOTIFY_Dummy :=
		{
			requestLine	:=
			{
				method := NOTIFY_E
			},
			msgHeader :=
			{
				callId := p_callId
			}
		}
		
		template PRACK_Request mw_PRACK_Request_Base(template CallId p_callId) modifies mw_PRACK_Dummy :=
		{
			requestLine	:=
			{
				method := PRACK_E
			},
			msgHeader :=
			{
				callId := p_callId
			}
		}
		
		template PUBLISH_Request mw_PUBLISH_Request_Base(template CallId p_callId) modifies mw_PUBLISH_Dummy :=
		{
			requestLine	:=
			{
				method := PUBLISH_E
			},
			msgHeader :=
			{
				callId := p_callId
			}
		}

		template REFER_Request mw_REFER_Request_Base (CallId p_callId) modifies mw_REFER_Dummy :=
		{
			requestLine	:=
			{
				method := REFER_E
			},
			msgHeader :=
			{
				callId := p_callId
			}
		}
		
		template REGISTER_Request mw_REGISTER_Request_Base modifies mw_REGISTER_Dummy :=
		{
			requestLine	:=
			{
				method := REGISTER_E
			}
		}

		template SUBSCRIBE_Request mw_SUBSCRIBE_Request_Base modifies mw_SUBSCRIBE_Dummy :=
		{
			requestLine	:=
			{
				method := SUBSCRIBE_E
			}
		}

		template UPDATE_Request mw_UPDATE_Request_Base(template CallId p_callId) modifies mw_UPDATE_Dummy :=
		{
			requestLine	:=
			{
				method := UPDATE_E
			},
			msgHeader :=
			{
				callId := p_callId
			}
		}

	} // end group request_receive
	
	group response_send {

		template Response m_Response_Base (StatusLine p_statusLine, CallId p_callId, CSeq p_cSeq,
		  From p_from, To p_to, Via p_via) modifies m_Response_Dummy:=
		{
			statusLine := p_statusLine,
			msgHeader :=
			{
				callId		:= p_callId,
				cSeq		:= p_cSeq,
				fromField	:= p_from,
				maxForwards := omit,
				toField		:= p_to,
				via		:= p_via
			},
			messageBody := omit,
			payload			:= omit
		}

	

	} // end group response_send

	group response_receive {

		template Response mw_Response_Base (template StatusLine p_statusLine, template CallId p_callId,
			template CSeq p_cSeq) modifies mw_Response_Dummy:=
		{
			statusLine := {sipVersion := c_sipNameVersion, statusCode := p_statusLine.statusCode, reasonPhrase := ?},
			msgHeader :=
			{
			  callId		:= p_callId,
			  contentLength	:= *,
			  cSeq		:= p_cSeq,
			  fromField	:= ?,
			  maxForwards := *,
			  toField		:= ?,
			  via		:= ?
		  }
		}
	} // end group message_receive

} // end group full_templates

group modified_templates {
	
group request_send {
	
	template ACK_Request m_ACK_Request_route (SipUrl p_requestUri, CallId p_callId, CSeq p_cSeq,
	From p_from, To p_to, Via p_via, Route p_route)
	  modifies m_ACK_Request_Base
	  :=
	  {
		msgHeader :=
		{
		  route		:= p_route
		}
	  }

	template ACK_Request m_ACK_Request_sdp (SipUrl p_requestUri, CallId p_callId, CSeq p_cSeq,
	From p_from, To p_to, Via p_via,template MessageBody p_mb )
	  modifies m_ACK_Request_Base
	  :=
	  {
		msgHeader :=
		{
			contentLength	:= {fieldName := CONTENT_LENGTH_E, len:= f_MessageBodyLength(valueof(p_mb))},
			contentType := {fieldName := CONTENT_TYPE_E, mediaType :=  c_sdpAplication}
		},
		messageBody := p_mb
	  }
	  
	template BYE_Request m_BYE_Request_cause
	  (SipUrl p_requestUri, CallId p_callId, CSeq p_cSeq, From p_from, To p_to, Via p_via, integer p_cause)
	  modifies m_BYE_Request_Base
	  :=
	  {
		msgHeader :=
		{
			  reason := m_Reason(p_cause) // PIXIT value
		}
	  }
	
	template INVITE_Request m_INVITE_Request_sdp
	(SipUrl p_requestUri, CallId p_callId, CSeq p_cSeq, From p_from, To p_to,
	  Via p_via, Contact p_contact, template MessageBody p_mb)
	modifies m_INVITE_Request_Base
	:=
	{
	  msgHeader :=
	  {
		contentLength	:= {fieldName := CONTENT_LENGTH_E, len:= f_MessageBodyLength(valueof(p_mb))},
		contentType := {fieldName := CONTENT_TYPE_E, mediaType :=  c_sdpAplication}
	  },
	  messageBody := p_mb
	}	

	template REGISTER_Request m_REGISTER_Request_expires
	  (SipUrl p_requestUri, CallId p_callId, CSeq p_cSeq, 
	  From p_from, To p_to, Via p_via, Contact p_contact,
	  template Authorization p_authorization, charstring p_expires)
	  modifies  m_REGISTER_Request_Base
	  :=
	  {
		msgHeader :=
		{
			authorization := p_authorization,
		    expires := {
			fieldName := EXPIRES_E,
			deltaSec  := p_expires }
		}
	  }




} // end group request_send	


group request_receive {
		
	template BYE_Request mw_BYE_Request_Reason(template CallId p_callId, integer p_cause) modifies mw_BYE_Request_Base :=
	{
		msgHeader :=
		{
			reason := mw_Reason(p_cause)
		}
	}

	template INVITE_Request mw_INVITE_Request_expires modifies  mw_INVITE_Request_Base
	  :=
	  {
		msgHeader := {expires := ?}
	  }
	  
	template INVITE_Request mw_INVITE_Request_callid(CallId p_callid) modifies  mw_INVITE_Request_Base
	  :=
	  {
		msgHeader := {callId := p_callid}
	  }

	template INVITE_Request mw_INVITE_Request_noPaccessNetworkInfo	(template CallId p_callId)
		modifies mw_INVITE_Request_Base
		:=
		{
		  msgHeader := {  pAccessNetworkInfo := omit}
		}
	template INVITE_Request mw_INVITE_Request_PaccessNetworkInfo	(template CallId p_callId)
		modifies mw_INVITE_Request_Base
		:=
		{
		  msgHeader := {  pAccessNetworkInfo := ?}
		}

		template REGISTER_Request mw_REGISTER_Request_ISC (template  PAccessNetworkInfo p_access , template  PVisitedNetworkID p_visited )modifies mw_REGISTER_Request_Base :=
		{
		  msgHeader := {  
			  pAccessNetworkInfo := p_access,
			  pVisitedNetworkID  := p_visited
			  }

		}
		
		template UPDATE_Request mw_UPDATE_Request_SDP(template CallId p_callId, template MessageBody p_mb) modifies mw_UPDATE_Dummy :=
		{
			messageBody := p_mb
		}



} // end group request_receive	

group response_send {	

	template Response m_Response_ext (StatusLine p_statusLine, CallId p_callId, CSeq p_cSeq,
	  From p_from, To p_to, Via p_via) modifies m_Response_Base:=
	{
		msgHeader :={
			route 		:= f_route(),
			recordRoute := f_recordroute()
			}
	}
			
	template Response m_Response_mbody (StatusLine p_statusLine, CallId p_callId, CSeq p_cSeq,
	  From p_from, To p_to, Via p_via, MessageBody p_mb) modifies m_Response_ext:=
	{
		msgHeader :=
			 {
			   contentLength	:= {fieldName := CONTENT_LENGTH_E, len:= f_MessageBodyLength(valueof(p_mb))},
			   contentType := {fieldName := CONTENT_TYPE_E, mediaType :=  c_sdpAplication}
			 },
	  	messageBody := p_mb
	}
			
	template Response m_Response_PAsserted_Privacy (StatusLine p_statusLine, CallId p_callId, CSeq p_cSeq,
			From p_from, To p_to, Via p_via, template PAssertedID p_pAssertedID, template Privacy p_privacy) modifies m_Response_ext:=
	{
		msgHeader :=
				{
						pAssertedID := p_pAssertedID,
						privacy := p_privacy
				}
	}
			
	template Response m_Response_PAsserted_Privacy_mbody (StatusLine p_statusLine, CallId p_callId, CSeq p_cSeq,
			From p_from, To p_to, Via p_via, template PAssertedID p_pAssertedID, template Privacy p_privacy, MessageBody p_mb) modifies m_Response_ext:=
	{
		msgHeader :=
				{
						contentLength	:= {fieldName := CONTENT_LENGTH_E, len:= f_MessageBodyLength(valueof(p_mb))},
						contentType := {fieldName := CONTENT_TYPE_E, mediaType :=  c_sdpAplication},
						pAssertedID := p_pAssertedID,
						privacy := p_privacy
				},
				messageBody := p_mb
	}

} // end group response_send	


group response_receive {

	template Response mw_Response_Expires (template StatusLine p_statusLine, template CallId p_callId,
		template CSeq p_cSeq, template DeltaSec p_deltaSec) modifies mw_Response_Base:=
	{
		statusLine := {sipVersion := c_sipNameVersion, statusCode := p_statusLine.statusCode, reasonPhrase := ?},
		msgHeader :=
		{
			expires := {fieldName := EXPIRES_E, deltaSec := p_deltaSec}
	  }
	}

	template Response mw_Response_PAsserted_Privacy (template StatusLine p_statusLine, template CallId p_callId,
		template CSeq p_cSeq, template PAssertedID p_pAssertedID, template Privacy p_privacy) modifies mw_Response_Base:=
	{
		statusLine := {sipVersion := c_sipNameVersion, statusCode := p_statusLine.statusCode, reasonPhrase := ?},
		msgHeader :=
		{
			pAssertedID := p_pAssertedID,
			privacy := p_privacy
		}
	}

	template Response mw_Response_Reason (template StatusLine p_statusLine, template CallId p_callId,
		template CSeq p_cSeq, integer p_cause) modifies mw_Response_Base:=
	{
		statusLine := {sipVersion := c_sipNameVersion, statusCode := p_statusLine.statusCode, reasonPhrase := ?},
		msgHeader :=
		{
			reason := mw_Reason(p_cause)
			}
	}

	template Response mw_Response_RecordRoute (template StatusLine p_statusLine, template CallId p_callId,
		template CSeq p_cSeq, template RecordRoute p_recordRoute) modifies mw_Response_Base:=
	{
		statusLine := {sipVersion := c_sipNameVersion, statusCode := p_statusLine.statusCode, reasonPhrase := ?},
		msgHeader :=
		{
			recordRoute := p_recordRoute
	  }
	}

	template Response mw_Response_Via (template StatusLine p_statusLine, template CallId p_callId,
		template CSeq p_cSeq, template Via p_via) modifies mw_Response_Base:=
	{
		statusLine := {sipVersion := c_sipNameVersion, statusCode := p_statusLine.statusCode, reasonPhrase := ?},
		msgHeader :=
		{
			via := p_via
	  }
	}
	
	template Response mw_Response_messageBody (
		template StatusLine p_statusLine, 
		template CallId p_callId,
		template CSeq p_cSeq, 
		template Require p_require,
		template MessageBody p_mb
	) modifies mw_Response_Base:= {
		statusLine := {sipVersion := c_sipNameVersion, statusCode := p_statusLine.statusCode, reasonPhrase := ?},
		msgHeader :=
		{
			require := p_require
	    },
	    messageBody := p_mb
	}
	
	template Response mw_Response_Require (template StatusLine p_statusLine, template CallId p_callId,
		template CSeq p_cSeq, template Require p_require) modifies mw_Response_Base:=
	{
		statusLine := {sipVersion := c_sipNameVersion, statusCode := p_statusLine.statusCode, reasonPhrase := ?},
		msgHeader :=
		{
			require := p_require
	  }
	}
	
	template Response mw_Response_Require_ifpresent (template StatusLine p_statusLine, template CallId p_callId,
	template CSeq p_cSeq, template Require p_require) modifies mw_Response_Base:=
	{
		statusLine := {sipVersion := c_sipNameVersion, statusCode := p_statusLine.statusCode, reasonPhrase := ?},
		msgHeader :=
		{
			require := p_require ifpresent
	  }
	}
	
} // end group response_receive	

	
} // end group modified_templates	

} // end group MessageTemplates

group SDP_Templates {
	
	group SDP_Messages {

	group base_templates {
    	
    	template SDP_Message m_SDP(SDP_media_desc p_media, in SipUserProfile p_userprofile) := {
    		protocol_version := 0, // v=0
    		origin := {
    			user_name := "voicesession",
    			session_id := "30000",
    			session_version := "0",
    			net_type := c_in,
    			addr_type := c_ip4,
    			addr := p_userprofile.contactIpaddr },
    		// o=voicesession 12345 12345 IN IP4 172.27.1.219
    		session_name := "Voice Session", // s=Voice Session
    		information := omit,
    		uri := omit,
    		emails := omit,
    		phone_numbers := omit,
    		connection := {
    			net_type := c_in,
    			addr_type := c_ip4,
    			conn_addr := { addr:= p_userprofile.bearerIpaddr, ttl:=omit, num_of_addr:=omit }
    		}, //c=IN IP4 172.27.1.219
    		bandwidth := omit,
    		times := { { time_field := { "0", "0" }, time_repeat:=omit
    			}
    		}, // t=0 0
    		timezone_adjustments := omit,
    		key := omit,
    		attributes := omit,
    		media_list := {p_media}
    	};
    	
    	template SDP_Message m_SDP_mediaList(SDP_media_desc_list p_media_list, in SipUserProfile p_userprofile)
    	:= {
			protocol_version := 0, // v=0
			origin := {
				user_name := "voicesession",
				session_id := "30000",
				session_version := "0",
				net_type := c_in,
				addr_type := c_ip4,
				addr := p_userprofile.contactIpaddr },
			// o=voicesession 12345 12345 IN IP4 172.27.1.219
			session_name := "Voice Session", // s=Voice Session
			information := omit,
			uri := omit,
			emails := omit,
			phone_numbers := omit,
			connection := {
				net_type := c_in,
				addr_type := c_ip4,
				conn_addr := { addr:= p_userprofile.bearerIpaddr, ttl:=omit, num_of_addr:=omit }
			}, //c=IN IP4 172.27.1.219
			bandwidth := omit,
			times := { { time_field := { "0", "0" }, time_repeat:=omit
				}
			}, // t=0 0
			timezone_adjustments := omit,
			key := omit,
			attributes := omit,
			media_list := p_media_list
		};

		template SDP_Message m_SDP_media_attr_preconditions(SDP_media_desc p_media, in SipUserProfile p_userprofile, SDP_attribute_list p_attribute_list)
		modifies m_SDP
		:= {
			media_list := {
				{
					media_field := {
						media := c_audio,
						ports := { port_number := 8500, num_of_ports:=omit },
						transport := c_rtpAvp,
						fmts := { "0" }
					}, //m=audio 8500 RTP/AVP 0				
					information := omit,
					connections := omit,
					bandwidth := omit,
					key := omit,						
					attributes := p_attribute_list
				}}
			}
	
    		template SDP_Message m_SDP_attribute(SDP_media_desc p_media, in SipUserProfile p_userprofile, SDP_attribute loc_attribute) 
    		modifies m_SDP
    		:= {
    			attributes := {loc_attribute}
    		};

			template SDP_Message mw_SDP := {
				protocol_version := 0, // v=0
				origin := ?,
				session_name := ?, 
				information := omit,
				uri := omit,
				emails := omit,
				phone_numbers := omit,
				connection := ?,
				bandwidth := omit,
				times := { { time_field := { "0", "0" }, time_repeat:=omit
					}
				}, // t=0 0
				timezone_adjustments := omit,
				key := omit,
				attributes := omit,
				media_list := ?
			};
		
		
	}//end group base_templates

	group modified_templates{
    	template SDP_Message m_SDP_bandwidth(SDP_media_desc p_media, in SipUserProfile p_userprofile) 
    	modifies m_SDP
    	:= {
    		bandwidth := {{PX_SIP_SDP_b_modifier, PX_SIP_SDP_b_bandwidth}}
    	};
    
    	template SDP_Message m_SDP_unacceptable(SDP_media_desc p_media, in SipUserProfile p_userprofile) 
    	modifies m_SDP
    	:= {
    		protocol_version := 1, // v=1 unacceptable version of SDP
    		bandwidth := {{PX_SIP_SDP_b_modifier, PX_SIP_SDP_b_bandwidth}}
    	};
    	
    	template SDP_Message m_SDP_encrypted(SDP_media_desc p_media, in SipUserProfile p_userprofile) 
    		modifies m_SDP
    		:= {
    			protocol_version := 1, // v=1 unacceptable version of SDP
    			bandwidth := {{PX_SIP_SDP_b_modifier, PX_SIP_SDP_b_bandwidth}}
    		};
    }//end group modified_templates
			
	} // end group	SDP_Messages	
		
	group SDP_Fields {

		template SDP_media_desc m_media(template SDP_media_field p_mf) := {
				media_field := p_mf, 
				information := omit,
				connections := omit,
				bandwidth := omit,
				key := omit,						
				attributes := omit
		};
		
		template SDP_media_desc m_mediaFieldBandwdthAttributes(template SDP_media_field p_mf, template SDP_bandwidth p_bw, template SDP_attribute_list p_attributes) := {
				media_field := p_mf, 
				information := omit,
				connections := omit,
				bandwidth := p_bw,
				key := omit,						
				attributes := p_attributes
		};
		
		template SDP_media_desc m_media_dynPT(charstring p_PT, charstring p_encod) := {
				media_field := {
					media := c_audio,//"audio",
					ports := { port_number := 8500, num_of_ports:=omit },
					transport := c_rtpAvp,//"RTP/AVP",
					fmts := { p_PT }
				}, //m=audio 8500 RTP/AVP 8
				information := omit,
				connections := omit,
				bandwidth := omit,
				key := omit,						
				attributes := { { rtpmap := { attr_value := p_PT & " " & p_encod }
								}
							  } //a=rtpmap:8 PCMA/8000
		};
	
		template SDP_media_desc m_media_unsupported := {
				media_field := {
					media := "video",
					ports := { port_number := 11500, num_of_ports:=omit },
					transport := "RTP/AVP",
					fmts := { "99" }
				}, //m=audio 8500 RTP/AVP 0
				information := omit,
				connections := omit,
				bandwidth := omit,
				key := omit,						
				attributes := { { 
					rtpmap := { attr_value := "99 X-Experimental/180000"}