Added first version of TC_NAT64_LSN_BF_BV_001. (67437c26) · Commits · CABLE - Integrated broadband cable telecommunication networks / CableIPv6

ttcn/AtsCommon/AtsCommon_Functions.ttcn3

+30 −0

Original line number	Diff line number	Diff line
		@@ -10,7 +10,11 @@ module AtsCommon_Functions {
		import from LibCommon_VerdictControl all;

		// LibIpv6
		import from LibIpv6_Interface_TypesAndValues all;
		import from LibIpv6_CommonRfcsDhcp_TypesAndValues all;
		import from LibIpv6_ExternalFunctions {
		function fx_calcIpv4PayloadChecksum, fx_ipv4PacketTotalLength, fx_calcIpv4Hcs
		};

		// AtsCommon
		import from AtsCommon_Interfaces all;
		@@ -122,6 +126,32 @@ module AtsCommon_Functions {
		return v_result;
		}

		/**
		* @desc This finalyzes (checksum calculations...) an Tcp packet from an dual stack IPv4/IPv6 node to
		* any NUT. Prior it modifies
		* @remark The template passed in must NOT contain any matching expressions!
		* @param p_ipv4Packet Ipv4 packet value or template with echo request to be sent
		* @return execution status
		*/
		function f_finalyzeIpv4Packet (in template Ipv4Packet p_ipv4Packet, out Ipv4Packet p_result)
		return FncRetCode {
		var Ipv4Packet v_ipPkt := valueof(p_ipv4Packet);

		//Build IPv4 Packet
		//IHL is set in templates
		// Update the total length
		v_ipPkt.ipv4Hdr.totalLength := fx_ipv4PacketTotalLength (v_ipPkt);

		// Compute header checksum (HCS)
		v_ipPkt.ipv4Hdr.hcs := fx_calcIpv4Hcs (
		v_ipPkt.ipv4Hdr
		);

		p_result := v_ipPkt;

		return e_success;
		} // End of function f_finalyzeIpv4Packet

		} // End of group auxiliary

		} // End of module AtsCommon_Functions

ttcn/AtsCommon/AtsCommon_TypesAndValues.ttcn

+64 −11

Original line number	Diff line number	Diff line
		@@ -6,6 +6,15 @@
		*/
		module AtsCommon_TypesAndValues {

		// LibCommon
		import from LibCommon_BasicTypesAndValues all;

		//LibIpv6
		import from LibIpv6_CommonRfcs_TypesAndValues all;

		// AtsCommon
		import from AtsCommon_Tcp_Rfc793_TypesAndValues all;

		group componentConstants {

		const charstring c_COMP_DHCP := "DHCPv6";
		@@ -18,4 +27,48 @@

		} // end componentConstants

		group ipv4Hosts {

		/**
		* @desc Description of an IPv6 host service
		* @member srcAddress
		* @member dstAddress
		*/
		type record HostV6Description {
		Ipv6Address hostAddress
		} // End of type HostV4Description

		/**
		* @desc Defines a list of IPv6 host services
		*/
		type set of HostV6Description HostV6Descriptions;

		} // End of group ipv6Hosts

		group ipv4Hosts {

		/**
		* @desc Description of an IPv4 host service
		* @member srcAddress
		* @member srcPort
		* @member dstAddress
		* @member dstPort
		* @member payload
		*/
		type record HostV4Description {
		Ipv4Address srcAddress,
		UInt16 srcPort,
		Ipv4Address dstAddress,
		UInt16 dstPort,
		TcpPayload payload
		} // End of type HostV4Description

		/**
		* @desc Defines a list of IPv4 host services
		* @see TC_DSLITE_B4_BF_BV_001
		*/
		type set of HostV4Description HostV4Descriptions;

		} // End of group ipv4Hosts

		} // end AtsCommon_TypesAndValues

ttcn/AtsDSlite/AtsDSLite_Functions.ttcn3

+1 −30

Original line number	Diff line number	Diff line
		@@ -27,9 +27,6 @@ module AtsDSLite_Functions {
		import from LibIpv6_Interface_Templates all;
		import from LibIpv6_Interface_TypesAndValues all;
		import from LibIpv6_CommonRfcsDhcp_TypesAndValues all;
		import from LibIpv6_ExternalFunctions {
		function fx_calcIpv4PayloadChecksum, fx_ipv4PacketTotalLength, fx_calcIpv4Hcs
		};

		// AtsCommon
		import from AtsCommon_Interfaces {
		@@ -62,7 +59,7 @@ module AtsDSLite_Functions {
		if (vc_aftrComponent != null) {
		connect(vc_aftrComponent:aftrPort, self:aftrPort);
		}
		if (vc_hostComponents != null) {
		if (isbound(vc_hostComponents)) {
		v_hosts := lengthof(vc_hostComponents);
		for (v_host:=0; v_host<v_hosts; v_host:=v_host + 1) {
		connect(vc_hostComponents[v_host]:ipv6Port, self:ipv6HostPort);
		@@ -281,32 +278,6 @@ module AtsDSLite_Functions {
		return e_error;
		}

		/**
		* @desc This finalyzes (checksum calculations...) an Tcp packet from an dual stack IPv4/IPv6 node to
		* any NUT. Prior it modifies
		* @remark The template passed in must NOT contain any matching expressions!
		* @param p_ipv4Packet Ipv4 packet value or template with echo request to be sent
		* @return execution status
		*/
		function f_finalyzeIpv4Packet (in template Ipv4Packet p_ipv4Packet, out Ipv4Packet p_result)
		return FncRetCode {
		var Ipv4Packet v_ipPkt := valueof(p_ipv4Packet);

		//Build IPv4 Packet
		//IHL is set in templates
		// Update the total length
		v_ipPkt.ipv4Hdr.totalLength := fx_ipv4PacketTotalLength (v_ipPkt);

		// Compute header checksum (HCS)
		v_ipPkt.ipv4Hdr.hcs := fx_calcIpv4Hcs (
		v_ipPkt.ipv4Hdr
		);

		p_result := v_ipPkt;

		return e_success;
		} // End of function f_finalyzeIpv4Packet

		} // End of group auxiliary

		} // End of module AtsDSLite_Functions

ttcn/AtsDSlite/AtsDSLite_Pixits.ttcn3

+5 −6

Original line number	Diff line number	Diff line
		@@ -6,18 +6,17 @@
		module AtsDSLite_Pixits {

		// LibCommon
		import from LibCommon_DataStrings {
		const c_16ZeroBytes
		};
		import from LibCommon_DataStrings {const c_16ZeroBytes;}

		// LibIPv6
		import from LibIpv6_CommonRfcs_TypesAndValues {
		type Ipv6Address
		};
		import from LibIpv6_CommonRfcs_TypesAndValues {type Ipv6Address;}

		// DSLite
		import from AtsDSLite_TypesAndValues all;

		// AtsCommon
		import from AtsCommon_TypesAndValues all;

		/**
		* @desc Indicates the IPv6 address of the B4 equipment
		*/

ttcn/AtsDSlite/AtsDSLite_TestCases.ttcn3

+8 −3

Original line number	Diff line number	Diff line
		@@ -588,7 +588,7 @@ module AtsDSLite_TestCases {

		// Clause 'then': Nothing to do, refer to a_default

		f_serverSyncNClientsAndStop(v_hostNum + 1, { c_prDone, c_tbDone, c_poDone });
		f_serverSyncNClientsAndStop(v_hostNum, { c_prDone, c_tbDone, c_poDone });

		// Postamble
		f_down();
		@@ -1189,7 +1189,7 @@ module AtsDSLite_TestCases {

		// Clause 'then': Nothing to do, refer to a_default

		f_serverSyncNClientsAndStop(v_hostNum + 1, { c_prDone, c_tbDone, c_poDone });
		f_serverSyncNClientsAndStop(v_hostNum, { c_prDone, c_tbDone, c_poDone });

		// Postamble
		f_down();
		@@ -1216,6 +1216,11 @@ module AtsDSLite_TestCases {

		// Test Body
		// Clause 'when': the IUT receives multiple HTML IPv6 packets
		//TODO needs to be called as it sets length and checksum fields
		// if(f_setExtensionHeaders(p_host.payload.ipv6Packet) != e_success) {
		// log(" ** " & __SCOPE__ & ": Error when calculating length of extension headers **");
		// f_selfOrClientSyncAndVerdict(c_tbDone, e_error);
		// }
		ipv6Port.send(p_host.payload.ipv6Packet);

		// Clause 'then': the IUT does a 1:1 NAT mapping for each public IPv6 B4 address sourced and, the IUT forwards packets to the destination with different IPv4 public addresses
		@@ -1385,7 +1390,7 @@ module AtsDSLite_TestCases {

		// Clause 'then': Nothing to do, refer to a_default

		f_serverSyncNClientsAndStop(v_hostNum + 1, { c_prDone, c_tbDone, c_poDone });
		f_serverSyncNClientsAndStop(v_hostNum, { c_prDone, c_tbDone, c_poDone });

		// Postamble
		f_down();