Add new IE definitions

uri200 · Apr 25, 2021 · 09c907c · 09c907c
1 parent 9389c03
commit 09c907c
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Showing 2 changed files with 35 additions and 3 deletions.
diff --git a/README.md b/README.md
@@ -470,7 +470,22 @@ IEs are (basically) implemented in conformance with TS29.244 V16.3.1(2020-04).
 | 254            | Ethernet Context Information                                                     | Yes        |
 | 255            | Redundant Transmission Parameters                                                | Yes        |
 | 256            | Updated PDR                                                                      | Yes        |
-| 257 to 32767   | _(For future use)_                                                               | -          |
+| 257            | S-NSSAI                                                                          |            |
+| 258            | IP version                                                                       |            |
+| 259            | PFCPASReq-Flags                                                                  |            |
+| 260            | Data Status                                                                      |            |
+| 261            | Provide RDS configuration information                                            |            |
+| 262            | RDS configuration information                                                    |            |
+| 263            | Query Packet Rate Status IE within PFCP Session Modification Request             |            |
+| 264            | Packet Rate Status Report IE within PFCP Session Modification Response           |            |
+| 265            | MPTCP Applicable Indication                                                      |            |
+| 266            | Bridge Management Information Container                                          |            |
+| 267            | UE IP Address Usage Information                                                  |            |
+| 268            | Number of UE IP Addresses                                                        |            |
+| 269            | Validity Timer                                                                   |            |
+| 270            | Redundant Transmission Forwarding Parameters                                     |            |
+| 271            | Transport Delay Reporting                                                        |            |
+| 272 to 32767   | _(For future use)_                                                               | -          |
 | 32768 to 65535 | Reserved for vendor specific IEs                                                 | -          |
 
 ## Author(s)

diff --git a/ie/ie.go b/ie/ie.go
@@ -270,6 +270,21 @@ const (
 	EthernetContextInformation                                       uint16 = 254
 	RedundantTransmissionParameters                                  uint16 = 255
 	UpdatedPDR                                                       uint16 = 256
+	SNSSAI                                                           uint16 = 257
+	IPVersion                                                        uint16 = 258
+	PFCPASReqFlags                                                   uint16 = 259
+	DataStatus                                                       uint16 = 260
+	ProvideRDSConfigurationInformation                               uint16 = 261
+	RDSConfigurationInformation                                      uint16 = 262
+	QueryPacketRateStatusIEWithinPFCPSessionModificationRequest      uint16 = 263
+	PacketRateStatusReportIEWithinPFCPSessionModificationResponse    uint16 = 264
+	MPTCPApplicableIndication                                        uint16 = 265
+	BridgeManagementInformationContainer                             uint16 = 266
+	UEIPAddressUsageInformation                                      uint16 = 267
+	NumberOfUEIPAddresses                                            uint16 = 268
+	ValidityTimer                                                    uint16 = 269
+	RedundantTransmissionForwardingParameters                        uint16 = 270
+	TransportDelayReporting                                          uint16 = 271
 )
 
 // IE represents an Information Element of PFCP messages.
@@ -334,16 +349,18 @@ func (i *IE) UnmarshalBinary(b []byte) error {
 	i.Length = binary.BigEndian.Uint16(b[2:4])
 
 	offset := 4
+	end := int(i.Length)
 	if i.IsVendorSpecific() && l >= 6 {
 		i.EnterpriseID = binary.BigEndian.Uint16(b[4:6])
 		offset += 2
+		end -= 2
 	}
 
 	if l <= offset {
 		return nil
 	}
 
-	i.Payload = b[offset : offset+int(i.Length)]
+	i.Payload = b[offset : offset+end]
 
 	if i.IsGrouped() {
 		var err error
@@ -391,7 +408,7 @@ func (i *IE) MarshalTo(b []byte) error {
 		return nil
 	}
 
-	copy(b[4:i.MarshalLen()], i.Payload)
+	copy(b[offset:i.MarshalLen()], i.Payload)
 	return nil
 }