LibSip_Templates.ttcn

            //assume textplain in the message body
            if (ischosen(p_mb_par.textplain))
            { 
            	v_result := f_TextPlainLength(p_mb_par);
            };
		}

	  return v_result
	}
  	
  	
  group SDP_Len_calculation {	
	/**
	 * 
	 * @desc Calculation of SDP length
	 * @param p_mb contain sdp message
	 * @return sdp_lenght
	 */
	function f_SDPlength(SDP_Message p_mb) return integer
	{
	  var integer v_result:=2; //*  due to empty line beginning of message body
	  var charstring v_auxstring;
	  	
	  v_result := 2+c_CRlen + lengthof(int2str(p_mb.protocol_version)); //*  "v="
	  v_result := v_result + 2+c_CRlen + lengthof(p_mb.origin.user_name & " " & 
								  p_mb.origin.session_id & " " & 
								  p_mb.origin.session_version & " " & 
								  p_mb.origin.net_type & " " & 
								  p_mb.origin.addr_type & " " & 
								  p_mb.origin.addr           
								  ); //*  "o="
	  v_result := v_result + 2+c_CRlen + lengthof(p_mb.session_name); //*  "s="
	  if (ispresent(p_mb.information)) 
		{v_auxstring:=p_mb.information; v_result := v_result + 2+c_CRlen + lengthof(v_auxstring);}; //*  "i= "
	  if (ispresent(p_mb.uri)) 
		{v_auxstring:=p_mb.uri; v_result := v_result + 2+c_CRlen + lengthof(v_auxstring);}; //*  "u="
			
	  if (ispresent(p_mb.emails)) {
		for (var integer i:=0; i<sizeof(p_mb.emails); i:=i+1)
		{v_result := v_result + 2+c_CRlen + lengthof(p_mb.emails[i].addr_or_phone); //*  "e="
		if (ispresent(p_mb.emails[i].disp_name)) 
		  {v_auxstring:=p_mb.emails[i].disp_name; v_result := v_result + 1 + lengthof(v_auxstring);};
		};
	  };
			
	  if (ispresent(p_mb.phone_numbers)) {
		for (var integer i:=0; i<sizeof(p_mb.phone_numbers); i:=i+1)
		  {v_result := v_result + 2+c_CRlen + lengthof(p_mb.phone_numbers[i].addr_or_phone); //*  "p= "
		  if (ispresent(p_mb.phone_numbers[i].disp_name)) 
			{v_auxstring:=p_mb.phone_numbers[i].disp_name; v_result := v_result + 1 + lengthof(v_auxstring);};
		};
	  }; 
		    
	  if (ispresent(p_mb.connection)) 
	  {
		var integer v_len_con0 := f_SDPlength_connection(p_mb.connection);
		v_result := v_result + v_len_con0;
	  }; //*  "c="
			
	  if (ispresent(p_mb.bandwidth))   
	  { 
		for (var integer i:=0; i<sizeof(p_mb.bandwidth); i:=i+1) { //*  "b= "
		  v_result := v_result + 2+c_CRlen + lengthof(p_mb.bandwidth[i].modifier & " ") + 
		  lengthof(int2str(p_mb.bandwidth[i].bandwidth));
		}						
	  };
	
	  for (var integer i:=0; i<sizeof(p_mb.times); i:=i+1) {
		v_result := v_result + 2+c_CRlen + lengthof(p_mb.times[i].time_field.start_time & " "
					 & p_mb.times[i].time_field.stop_time);//*  "t="
									  
		if (ispresent(p_mb.times[i].time_repeat))
		{
		  for (var integer j:=0; j<sizeof(p_mb.times[i].time_repeat); j:=j+1)
		  {					
			v_result := v_result + 2+c_CRlen + lengthof(int2str(p_mb.times[i].time_repeat[j].repeat_interval.time)); //*  "r="
			if (ispresent(p_mb.times[i].time_repeat[j].repeat_interval.unit)) 
			{
			  v_auxstring:=p_mb.times[i].time_repeat[j].repeat_interval.unit; 
			  v_result := v_result + 1 + lengthof(v_auxstring);
			};					
					
			v_result := v_result + 1 + lengthof(int2str(p_mb.times[i].time_repeat[j].active.time));
			if (ispresent(p_mb.times[i].time_repeat[j].active.unit)) 
			{
			  v_auxstring:=p_mb.times[i].time_repeat[j].active.unit; 
			  v_result := v_result + 1 + lengthof(v_auxstring);
			};
										
			for (var integer k:=0; k<sizeof(p_mb.times[i].time_repeat[j].offsets); k:=k+1)
			{
			  v_result := v_result + 1 + lengthof(int2str(p_mb.times[i].time_repeat[j].offsets[k].time));
			  if (ispresent(p_mb.times[i].time_repeat[j].offsets[k].unit)) 
			  {
				v_auxstring:=p_mb.times[i].time_repeat[j].offsets[k].unit; 
				v_result := v_result + 1 + lengthof(v_auxstring);
			  };
			}		
		  }
		};
	  };

	  if (ispresent(p_mb.timezone_adjustments)) 
		{log("timezone adjustments have not been considered in SDP length calculation yet");
	  }; //*  "z="
				
	  if (ispresent(p_mb.key)) {
		v_result := v_result + 2+c_CRlen + lengthof(p_mb.key.method); //*  "k= "
		if (ispresent(p_mb.key.key)) 
		   {v_auxstring:=p_mb.key.key; v_result := v_result + 1 + lengthof(v_auxstring);};
	  }; 
	  if (ispresent(p_mb.attributes)) {
		for (var integer i:=0; i<sizeof(p_mb.attributes); i:=i+1){ //*  "a= "
			var integer v_len_con1 := f_SDPlength_attribute(p_mb.attributes[i]);
			v_result := v_result + v_len_con1;
		};
	  }; //*  "a="

	  if (ispresent(p_mb.media_list)) 
	  {  
        for (var integer i:=0; i<sizeof(p_mb.media_list); i:=i+1){ //*  "m= "
	  	
		  //*  for each media_field
		  //* log("p_mb.media_list[i] ",p_mb.media_list[i]);
		  v_result := v_result + 2+c_CRlen + lengthof(p_mb.media_list[i].media_field.media)
							 + 1 + lengthof(int2str(p_mb.media_list[i].media_field.ports.port_number));


		  if (ispresent(p_mb.media_list[i].media_field.ports.num_of_ports)) 
			{v_result := v_result + 1 + lengthof(int2str(p_mb.media_list[i].media_field.ports.num_of_ports));};
		  v_result := v_result + 1 + lengthof(p_mb.media_list[i].media_field.transport);
		  for (var integer j:=0; j<sizeof(p_mb.media_list[i].media_field.fmts); j:=j+1){	
			v_result := v_result + 1 + lengthof(valueof(p_mb.media_list[i].media_field.fmts[j]));
		  }
						
		  if (ispresent(p_mb.media_list[i].information)) {
			v_auxstring:=p_mb.media_list[i].information;
			v_result := v_result + 2+c_CRlen + lengthof(v_auxstring);  //*  "i= "
		  };
		  if (ispresent(p_mb.media_list[i].connections)) {
			for (var integer j:=0; j<sizeof(p_mb.media_list[i].media_field.fmts); j:=j+1){	
			  var integer v_len_con2 :=  f_SDPlength_connection(p_mb.media_list[i].connections[j]);
			  v_result := v_result + v_len_con2;
		    }; //*  end for
		  };
		  if (ispresent(p_mb.media_list[i].bandwidth)) {  //*  "b= "
			for (var integer j:=0; j<sizeof(p_mb.media_list[i].bandwidth); j:=j+1){	
				v_result := v_result + 2+c_CRlen + lengthof(p_mb.media_list[i].bandwidth[j].modifier)
				+ 1 + lengthof(int2str(p_mb.media_list[i].bandwidth[j].bandwidth));
			}; //*  end for
		  };
		  if (ispresent(p_mb.media_list[i].key)) {   //*  "k= "
			v_result := v_result + 1 + lengthof(p_mb.media_list[i].key.method);
			if (ispresent(p_mb.media_list[i].key.key)) {
			  v_auxstring := p_mb.media_list[i].key.key;
			  v_result := v_result + 1 + lengthof(v_auxstring);
			};				
		  };
		  if (ispresent(p_mb.media_list[i].attributes)) {
			for (var integer j:=0; j<sizeof(p_mb.media_list[i].attributes); j:=j+1){ //*  "a= "
			  var integer v_len_attr := f_SDPlength_attribute(p_mb.media_list[i].attributes[j]);
			  v_result := v_result + v_len_attr;
			} //*  end for j
		  };		
		}; //*  end for i	  	
	  }; //*  end if media_list

	  return v_result;
	};//* end function f_SDPlength

	function f_SDPlength_connection(SDP_connection p_element) return integer //*  "c="
	{
	  var integer v_result:=0;
	  var charstring v_auxstring;
	  v_result := v_result + 2+c_CRlen + lengthof(p_element.net_type & " " & 
	  p_element.addr_type & " " & 
	  p_element.conn_addr.addr);
	   if (ispresent(p_element.conn_addr.ttl)) 
		  {v_result := v_result + 1 + lengthof(int2str(p_element.conn_addr.ttl));}; 
	   if (ispresent(p_element.conn_addr.num_of_addr)) 
		  {v_result := v_result + 1 + lengthof(int2str(p_element.conn_addr.num_of_addr));};
	   return v_result
	} //*  f_SDPlength_connection

	function f_SDPlength_attribute(SDP_attribute p_element) return integer //*  "a="
	{
	  var integer v_result:=0;
	  var charstring v_auxstring;
	  if (ischosen(p_element.cat)) {v_result := v_result + 2+c_CRlen + lengthof("cat:" & p_element.cat.attr_value)};
	  if (ischosen(p_element.keywds)) {v_result := v_result + 2+c_CRlen + lengthof("keywds:" & p_element.keywds.attr_value)};
	  if (ischosen(p_element.tool)) {v_result := v_result + 2+c_CRlen + lengthof("tool:" & p_element.tool.attr_value)};
	  if (ischosen(p_element.ptime)) {v_result := v_result + 2+c_CRlen + lengthof("ptime:" & p_element.ptime.attr_value)};
	  if (ischosen(p_element.recvonly)) {v_result := v_result +c_CRlen + lengthof("recvonly")};
	  if (ischosen(p_element.sendrecv)) {v_result := v_result +c_CRlen + lengthof("sendrecv")};
	  if (ischosen(p_element.sendonly)) {v_result := v_result +c_CRlen + lengthof("sendonly")};
	  if (ischosen(p_element.inactive)) {v_result := v_result +c_CRlen + lengthof("inactive")};
	  if (ischosen(p_element.orient)) {v_result := v_result + 2+c_CRlen + lengthof("orient:" & p_element.orient.attr_value)};
	  if (ischosen(p_element.sdp_type)) {v_result := v_result + 2+c_CRlen + lengthof("type:" & p_element.sdp_type.attr_value)};
	  if (ischosen(p_element.charset)) {v_result := v_result + 2+c_CRlen + lengthof("charset" & p_element.charset.attr_value)};
	  if (ischosen(p_element.sdplang)) {v_result := v_result + 2+c_CRlen + lengthof("sdplang:" & p_element.sdplang.attr_value)};
	  if (ischosen(p_element.lang)) {v_result := v_result + 2+c_CRlen + lengthof("lang:" & p_element.lang.attr_value)};
	  if (ischosen(p_element.framerate)) {v_result := v_result + 2+c_CRlen + lengthof("framerate:" & p_element.framerate.attr_value)};
	  if (ischosen(p_element.quality)) {v_result := v_result + 2+c_CRlen + lengthof("quality:" & p_element.quality.attr_value)};
	  if (ischosen(p_element.fmtp)) {v_result := v_result + 2+c_CRlen + lengthof("fmtp:" & p_element.fmtp.attr_value)};
	  if (ischosen(p_element.curr)) {v_result := v_result + 2+c_CRlen + lengthof("curr:" & p_element.curr.preconditionType & " " 
										& p_element.curr.statusType & " " & p_element.curr.direction)};
	  if (ischosen(p_element.des)) {v_result := v_result + 2+c_CRlen + lengthof("des:" & p_element.des.preconditionType & " " 
										& p_element.des.strength & " " & p_element.des.statusType & " " & p_element.des.direction)};
	  if (ischosen(p_element.conf)) {v_result := v_result + 2+c_CRlen + lengthof("conf:" & p_element.conf.preconditionType & " " 
										& p_element.des.statusType & " " & p_element.des.direction)};
	  if (ischosen(p_element.rtpmap)) {v_result := v_result + 2+c_CRlen + lengthof("rtpmap:" & p_element.rtpmap.attr_value)};
	  if (ischosen(p_element.rtcp)) {v_result := v_result + 2+c_CRlen + lengthof("rtcp:" & p_element.rtcp.attr_value)};
	  if (ischosen(p_element.unknown)) 
	  {v_result := v_result + 2+c_CRlen + lengthof(p_element.unknown.name);
		if (ispresent(p_element.unknown.attr_value))		   		
		  {var charstring aux := p_element.unknown.attr_value;
			v_result := v_result + lengthof(":" & p_element.unknown.attr_value);
		};
	  };
	  //*  log("axr: length attribute=", v_result);
	  return v_result
	} //*  f_SDPlength_attribute
		
  } //*  group SDPlen_calculation	

  group XML_Len_calculation{
		
		/**
		* @desc Declaration of external functions to calculate length of message bodies
		* switching of internal or external functions are made by boolean module parameter/PIXIT
		* USE_FX_FOR_XML_LENGTH declared at top of this module
		*/

		external function fx_calculateXMLBodyLen(XmlBody p_mb) return integer;
		
		/**
		* 
		* @desc Calculation of XML body length
		* @param p_mb contain XML body
		* @return xml_length
		*/
		function f_XMLBody_Length(XmlBody p_mb, boolean p_ext_func) return integer
		{
			var integer v_result:=0;
			
			if ( p_ext_func){
				v_result := fx_calculateXMLBodyLen(p_mb);
			}else{
				//  assume ConferenceInfo ONLY in the XML message body
				if (ischosen(p_mb.conference))
				{ 
					v_result := f_XMLBody_ConferenceInfo_Length(p_mb.conference);
				};
				
				//  assume CUG ONLY in the XML message body
				if (ischosen(p_mb.cug))
				{ 
					v_result := f_XMLBody_Cug_Length(p_mb.cug);
				};
				
				//  assume MCID ONLY in the XML message body
				if (ischosen(p_mb.mcid))
				{ 
					v_result := f_XMLBody_Mcid_Length(p_mb.mcid);
				};
				
				//  assume PSTNTransit ONLY in the XML message body
				if (ischosen(p_mb.pstnTransit))
				{ 
					v_result := f_XMLBody_PSTNTransit_Length(p_mb.pstnTransit);
				};
				
				//  assume Simservs ONLY in the XML message body
				if (ischosen(p_mb.simservs))
				{ 
					v_result := f_XMLBody_Simservs_Length(p_mb.simservs);
				};
				
				//  assume ResourceLists ONLY in the XML message body
				if (ischosen(p_mb.resourceLists))
				{ 
					v_result := f_XMLBody_ResourceList_Length(p_mb.resourceLists);
				};
				
				//  assume Ims3GPP ONLY in the XML message body
				if (ischosen(p_mb.ims3gpp))
				{ 
					v_result := f_XMLBody_Ims3GPP_Length(p_mb.ims3gpp);
				};
				
				/** Add aditional checks regarding to new variants,
				 *  also implement appropriate function for calculation
				 */
			}
			return v_result
		} //* f_XMLBodyLength
		
		group XMLBodies_calculation{
		
			/**
			* 
			* @desc Calculation of XML ConferenceInfo element length
			* @param p_mb contain XML ConfInfo body
			* @return xml_length
			*/
			function f_XMLBody_ConferenceInfo_Length(Conference_type p_mb) return integer
			{
                var integer v_result:= lengthof(encvalue(p_mb))/8;
				return v_result
			} //* f_XMLBody_ConferenceInfo_Length
			
			/**
			* 
			* @desc Calculation of XML CUG element length
			* @param p_mb contain XML CUG body
			* @return xml_length
			*/
			function f_XMLBody_Cug_Length(Cug p_mb) return integer
			{
                var integer v_result:= lengthof(encvalue(p_mb))/8;
				return v_result
			} //* f_XMLBody_Cug_Length
			
			/**
			* 
			* @desc Calculation of XML MCID element length
			* @param p_mb contain XML MCID body
			* @return xml_length
			*/
			function f_XMLBody_Mcid_Length(Mcid p_mb) return integer
			{
				var integer v_result:= lengthof(encvalue(p_mb))/8;
				
				return v_result
			} //* f_XMLBody_Mcid_Length
			
			/**
			* 
			* @desc Calculation of XML PSTNTransit element length
			* @param p_mb contain XML PSTNTransit body
			* @return xml_length
			*/
			function f_XMLBody_PSTNTransit_Length(PSTN_transit p_mb) return integer
			{
                var integer v_result:= lengthof(encvalue(p_mb))/8;
				return v_result
			} //* f_XMLBody_PSTNTransit_Length
			
			/** @desc Calculation of XML Simservs element length
			* @param p_mb contain XML Simservs body
			* @return xml_length
			*/
			function f_XMLBody_Simservs_Length(Simservs p_mb) return integer
			{
                var integer v_result:= lengthof(encvalue(p_mb))/8;
				return v_result
			} //* f_XMLBody_Simservs_Length	
			
			/** @desc Calculation of XML ResourceList length
			* @param p_mb contain XML ResourceList body
			* @return xml_length
			*/
			function f_XMLBody_ResourceList_Length(Resource_lists p_mb) return integer
			{
                var integer v_result:= lengthof(encvalue(p_mb))/8;
				return v_result
			} //* f_XMLBody_ResourceList_Length
			
			/** @desc Calculation of XML Ims3GPP length
			* @param p_mb contain XML Ims3GPP body
			* @return xml_length
			*/
			function f_XMLBody_Ims3GPP_Length(TIMS3GPP p_mb) return integer
			{
                var integer v_result:= lengthof(encvalue(p_mb))/8;
				return v_result
			} //* f_XMLBody_Ims3GPP_Length
			
		} //* XMLBodies_calculation
  	
  }//* group XMLlen_calculation

  group MIME_Len_calculation{
		/**
		* 
		* @desc Calculation of MIME length
		* @param p_mb contain MIME message
		* @return xml_length
		*/
		function f_MIMElength(MIME_Message p_mb) return integer
		{
			var integer v_result:=2; //0d0a
			
			v_result := v_result + lengthof(p_mb.boundary) + 2/*0d0a*/;
			
			for (var integer i:=0; i<sizeof(p_mb.mimeEncapsulatedList); i:=i+1){
				
				v_result := v_result + lengthof("Content-Type: ")+ lengthof(p_mb.mimeEncapsulatedList[i].content_type) + 2/*0d0a*/ ;
				
				if (ispresent(p_mb.mimeEncapsulatedList[i].content_disposition)){
					v_result := v_result + lengthof("Content-Disposition: ")+ lengthof(p_mb.mimeEncapsulatedList[i].content_disposition) + 2/*0d0a*/ ;
				}
				
				//v_result := v_result +2/*0d0a*/; ??? to check
				
				//		assume SDP_Message ONLY in the message body
        		if (ischosen(p_mb.mimeEncapsulatedList[i].mime_encapsulated_part.sdpMessageBody))
        		{ 
        			v_result := v_result + f_SDPlength(p_mb.mimeEncapsulatedList[i].mime_encapsulated_part.sdpMessageBody);
        		};
				
				//  assume XML_Body ONLY in the message body
            	if (ischosen(p_mb.mimeEncapsulatedList[i].mime_encapsulated_part.xmlBody))
            	{ 
            		v_result := v_result + f_XMLBody_Length(p_mb.mimeEncapsulatedList[i].mime_encapsulated_part.xmlBody, USE_FX_FOR_XML_LENGTH );
            	};
		
//				//assume XML_Message ONLY in the message body
//				if (ischosen(p_mb.mimeEncapsulatedList[i].mime_encapsulated_part.xmlMessage))
//				{ 
//					v_result := v_result + f_XMLlength(p_mb.mimeEncapsulatedList[i].mime_encapsulated_part.xmlMessage, USE_FX_FOR_XML_LENGTH );
//				};
                
                //v_result := v_result +2/*0d0a*/; ??? to check
			}
			
			//v_result := v_result +2/*0d0a*/; ??? to check
			
			return v_result
		} //* f_MIMElength
  	
  }//* group MIMElen_calculation
  
  group TextPlain_Len_calculation{
		/**
		* 
		* @desc Calculation of messagebody-textplain type length
		* @param p_mb contain textplain message
		* @return lenght
		*/
		function f_TextPlainLength(MessageBody p_mb) return integer
		{
			var integer v_result:=0;

			v_result:=v_result+lengthof(p_mb.textplain);
			
			return v_result;
		}//* end function f_TextPlainLength
		
  }//*end group TextPlainLen_calculation

  }//*group MessageBody_Calculation


  group GiveHeaders {
	/**
	 * 
	 * @desc Return component variable of recordRoute header if vc_boo_recordRoute is true
	 * @return component variable of recordRoute header
	 */

	function f_recordroute() runs on SipComponent return template RecordRoute
	{
	  template RecordRoute v_recordRoute := omit;
	  if (vc_boo_recordRoute)
		  {return vc_recordRoute}
	  else {return(v_recordRoute)} //* TODO: RecordRoute is not OPTIONAL!!! Check IT!
	}
	
	/**
	 * 
	 * @desc Return component variable of Route header if vc_boo_route is true
	 * @return component variable of recordRoute header
	 */	
	function f_route() runs on SipComponent return template Route
	{
	  template Route v_route := omit;
	  if (vc_boo_route)
		  {return vc_route} //*  TODO: Route header need to be in reverse order than RecordRoute, question of return value - RecordRoute 
	  else {return(v_route)} //* TODO: Route is not OPTIONAL!!! Check IT!
	}
		
  } //*  end group GiveHeaders
  
group others {  

/*
 * 
 * @desc function combines two comma parameter lists
 * @param p_list1 first list
 * @param p_list2 second list
 * @return comma parameter list that contains parameters from both input lists
 * @verdict 
 */

  function f_merge_CommaParam_List(CommaParam_List p_list1, CommaParam_List p_list2) return template CommaParam_List
  {	var template CommaParam_List p_result;
  	var integer limit1 := sizeof(p_list1);
  	for (var integer i:=0; i<limit1; i:=i+1) {
  		p_result[i] := p_list1[i]
  	};
	for (var integer i:=0; i<sizeof(p_list2); i:=i+1) {
		p_result[i+limit1] := p_list2[i]
	};
	return p_result
  }
  
} //*  end group others

} //* group TemplatePreparationFunctions
	

} //*  end module LibSip_Templates