# SPDX-License-Identifier: GPL-2.0-or-later # This file is part of Scapy # See https://scapy.net/ for more information # Copyright (C) 2019 Travelping GmbH """ 3GPP TS 29.244 """ # scapy.contrib.description = 3GPP Packet Forwarding Control Protocol # scapy.contrib.status = loads import struct from scapy.compat import chb, orb from scapy.error import warning from scapy.fields import Field, BitEnumField, BitField, ByteEnumField, \ ShortEnumField, ByteField, IntField, LongField, \ ConditionalField, FieldLenField, BitFieldLenField, FieldListField, \ IPField, MACField, PacketListField, ShortField, \ StrLenField, StrField, XBitField, XByteField, XIntField, XLongField, \ ThreeBytesField, SignedLongField, SignedIntField, MultipleTypeField from scapy.layers.inet import UDP from scapy.layers.inet6 import IP6Field from scapy.data import IANA_ENTERPRISE_NUMBERS from scapy.packet import bind_layers, bind_bottom_up, \ Packet, Raw from scapy.volatile import RandNum, RandBin PFCPmessageType = { 1: "heartbeat_request", 2: "heartbeat_response", 3: "pfd_management_request", 4: "pfd_management_response", 5: "association_setup_request", 6: "association_setup_response", 7: "association_update_request", 8: "association_update_response", 9: "association_release_request", 10: "association_release_response", 11: "version_not_supported_response", 12: "node_report_request", 13: "node_report_response", 14: "session_set_deletion_request", 15: "session_set_deletion_response", 50: "session_establishment_request", 51: "session_establishment_response", 52: "session_modification_request", 53: "session_modification_response", 54: "session_deletion_request", 55: "session_deletion_response", 56: "session_report_request", 57: "session_report_response", } IEType = { 0: "Reserved", 1: "Create PDR", 2: "PDI", 3: "Create FAR", 4: "Forwarding Parameters", 5: "Duplicating Parameters", 6: "Create URR", 7: "Create QER", 8: "Created PDR", 9: "Update PDR", 10: "Update FAR", 11: "Update Forwarding Parameters", 12: "Update BAR (PFCP Session Report Response)", 13: "Update URR", 14: "Update QER", 15: "Remove PDR", 16: "Remove FAR", 17: "Remove URR", 18: "Remove QER", 19: "Cause", 20: "Source Interface", 21: "F-TEID", 22: "Network Instance", 23: "SDF Filter", 24: "Application ID", 25: "Gate Status", 26: "MBR", 27: "GBR", 28: "QER Correlation ID", 29: "Precedence", 30: "Transport Level Marking", 31: "Volume Threshold", 32: "Time Threshold", 33: "Monitoring Time", 34: "Subsequent Volume Threshold", 35: "Subsequent Time Threshold", 36: "Inactivity Detection Time", 37: "Reporting Triggers", 38: "Redirect Information", 39: "Report Type", 40: "Offending IE", 41: "Forwarding Policy", 42: "Destination Interface", 43: "UP Function Features", 44: "Apply Action", 45: "Downlink Data Service Information", 46: "Downlink Data Notification Delay", 47: "DL Buffering Duration", 48: "DL Buffering Suggested Packet Count", 49: "PFCPSMReq-Flags", 50: "PFCPSRRsp-Flags", 51: "Load Control Information", 52: "Sequence Number", 53: "Metric", 54: "Overload Control Information", 55: "Timer", 56: "PDR ID", 57: "F-SEID", 58: "Application ID's PFDs", 59: "PFD context", 60: "Node ID", 61: "PFD contents", 62: "Measurement Method", 63: "Usage Report Trigger", 64: "Measurement Period", 65: "FQ-CSID", 66: "Volume Measurement", 67: "Duration Measurement", 68: "Application Detection Information", 69: "Time of First Packet", 70: "Time of Last Packet", 71: "Quota Holding Time", 72: "Dropped DL Traffic Threshold", 73: "Volume Quota", 74: "Time Quota", 75: "Start Time", 76: "End Time", 77: "Query URR", 78: "Usage Report (Session Modification Response)", 79: "Usage Report (Session Deletion Response)", 80: "Usage Report (Session Report Request)", 81: "URR ID", 82: "Linked URR ID", 83: "Downlink Data Report", 84: "Outer Header Creation", 85: "Create BAR", 86: "Update BAR (Session Modification Request)", 87: "Remove BAR", 88: "BAR ID", 89: "CP Function Features", 90: "Usage Information", 91: "Application Instance ID", 92: "Flow Information", 93: "UE IP Address", 94: "Packet Rate", 95: "Outer Header Removal", 96: "Recovery Time Stamp", 97: "DL Flow Level Marking", 98: "Header Enrichment", 99: "Error Indication Report", 100: "Measurement Information", 101: "Node Report Type", 102: "User Plane Path Failure Report", 103: "Remote GTP-U Peer", 104: "UR-SEQN", 105: "Update Duplicating Parameters", 106: "Activate Predefined Rules", 107: "Deactivate Predefined Rules", 108: "FAR ID", 109: "QER ID", 110: "OCI Flags", 111: "PFCP Association Release Request", 112: "Graceful Release Period", 113: "PDN Type", 114: "Failed Rule ID", 115: "Time Quota Mechanism", 116: "User Plane IP Resource Information", 117: "User Plane Inactivity Timer", 118: "Aggregated URRs", 119: "Multiplier", 120: "Aggregated URR ID", 121: "Subsequent Volume Quota", 122: "Subsequent Time Quota", 123: "RQI", 124: "QFI", 125: "Query URR Reference", 126: "Additional Usage Reports Information", 127: "Create Traffic Endpoint", 128: "Created Traffic Endpoint", 129: "Update Traffic Endpoint", 130: "Remove Traffic Endpoint", 131: "Traffic Endpoint ID", 132: "Ethernet Packet Filter", 133: "MAC Address", 134: "C-TAG", 135: "S-TAG", 136: "Ethertype", 137: "Proxying", 138: "Ethernet Filter ID", 139: "Ethernet Filter Properties", 140: "Suggested Buffering Packets Count", 141: "User ID", 142: "Ethernet PDU Session Information", 143: "Ethernet Traffic Information", 144: "MAC Addresses Detected", 145: "MAC Addresses Removed", 146: "Ethernet Inactivity Timer", 147: "Additional Monitoring Time", 148: "Event Quota", 149: "Event Threshold", 150: "Subsequent Event Quota", 151: "Subsequent Event Threshold", 152: "Trace Information", 153: "Framed-Route", 154: "Framed-Routing", 155: "Framed-IPv6-Route", 156: "Event Time Stamp", 157: "Averaging Window", 158: "Paging Policy Indicator", 159: "APN/DNN", 160: "3GPP Interface Type", } CauseValues = { 0: "Reserved", 1: "Request accepted", 64: "Request rejected", 65: "Session context not found", 66: "Mandatory IE missing", 67: "Conditional IE missing", 68: "Invalid length", 69: "Mandatory IE incorrect", 70: "Invalid Forwarding Policy", 71: "Invalid F-TEID allocation option", 72: "No established Sx Association", 73: "Rule creation/modification Failure", 74: "PFCP entity in congestion", 75: "No resources available", 76: "Service not supported", 77: "System failure", } SourceInterface = { 0: "Access", 1: "Core", 2: "SGi-LAN/N6-LAN", 3: "CP-function", } DestinationInterface = { 0: "Access", 1: "Core", 2: "SGi-LAN/N6-LAN", 3: "CP-function", 4: "LI function", } RedirectAddressType = { 0: "IPv4 address", 1: "IPv6 address", 2: "URL", 3: "SIP URI", } GateStatus = { 0: "OPEN", 1: "CLOSED", 2: "CLOSED_RESERVED_2", 3: "CLOSED_RESERVED_3", } TimerUnit = { 0: '2 seconds', 1: '1 minute', 2: '10 minutes', 3: '1 hour', 4: '10 hours', 7: 'infinite', } OuterHeaderRemovalDescription = { 0: "GTP-U/UDP/IPv4", 1: "GTP-U/UDP/IPv6", 2: "UDP/IPv4", 3: "UDP/IPv6", 4: "IPv4", 5: "IPv6", 6: "GTP-U/UDP/IP", 7: "VLAN S-TAG", 8: "S-TAG and C-TAG", } NodeIdType = { 0: "IPv4", 1: "IPv6", 2: "FQDN", } FqCSIDNodeIdType = { 0: "IPv4", 1: "IPv6", 2: "MCCMNCId", } FlowDirection = { 0: "Unspecified", 1: "Downlink", # traffic to the UE 2: "Uplink", # traffic from the UE 3: "Bidirectional", 4: "Unspecified4", 5: "Unspecified5", 6: "Unspecified6", 7: "Unspecified7", } TimeUnit = { 0: "minute", 1: "6 minutes", 2: "hour", 3: "day", 4: "week", 5: "min5", # same as 0 (minute) 6: "min6", # same as 0 (minute) 7: "min7", # same as 0 (minute) } HeaderType = { 0: "HTTP", } PDNType = { 0: "IPv4", 1: "IPv6", 2: "IPv4v6", 3: "Non-IP", 4: "Ethernet", } RuleIDType = { 0: "PDR", 1: "FAR", 2: "QER", 3: "URR", 4: "BAR", # TODO: other values should be interpreted as '1' if received } BaseTimeInterval = { 0: "CTP", 1: "DTP", } InterfaceType = { 0: "S1-U", 1: "S5 /S8-U", 2: "S4-U", 3: "S11-U", 4: "S12-U", 5: "Gn/Gp-U", 6: "S2a-U", 7: "S2b-U", 8: "eNodeB GTP-U interface for DL data forwarding", 9: "eNodeB GTP-U interface for UL data forwarding", 10: "SGW/UPF GTP-U interface for DL data forwarding", 11: "N3 3GPP Access", 12: "N3 Trusted Non-3GPP Access", 13: "N3 Untrusted Non-3GPP Access", 14: "N3 for data forwarding", 15: "N9", } class PFCPLengthMixin(object): def post_build(self, p, pay): p += pay if self.length is None: tmp_len = len(p) - 4 p = p[:2] + struct.pack("!H", tmp_len) + p[4:] return p class PFCP(PFCPLengthMixin, Packet): # 3GPP TS 29.244 V15.6.0 (2019-07) # without the version name = "PFCP (v1) Header" fields_desc = [ BitField("version", 1, 3), XBitField("spare_b2", 0, 1), XBitField("spare_b3", 0, 1), XBitField("spare_b4", 0, 1), BitField("MP", 0, 1), BitField("S", 1, 1), ByteEnumField("message_type", None, PFCPmessageType), ShortField("length", None), ConditionalField(XLongField("seid", 0), lambda pkt:pkt.S == 1), ThreeBytesField("seq", 0), ConditionalField(BitField("priority", 0, 4), lambda pkt:pkt.MP == 1), ConditionalField(BitField("spare_p", 0, 4), lambda pkt:pkt.MP == 1), ConditionalField(ByteField("spare_oct", 0), lambda pkt:pkt.MP == 0), ] def hashret(self): return struct.pack("B", self.version) + struct.pack("I", self.seq) + \ self.payload.hashret() def answers(self, other): return (isinstance(other, PFCP) and self.version == other.version and self.seq == other.seq and self.payload.answers(other.payload)) class APNStrLenField(StrLenField): # Inspired by DNSStrField def m2i(self, pkt, s): ret_s = b"" tmp_s = s while tmp_s: tmp_len = orb(tmp_s[0]) + 1 if tmp_len > len(tmp_s): warning("APN prematured end of character-string (size=%i, remaining bytes=%i)" % (tmp_len, len(tmp_s))) # noqa: E501 ret_s += tmp_s[1:tmp_len] tmp_s = tmp_s[tmp_len:] if len(tmp_s): ret_s += b"." s = ret_s return s def i2m(self, pkt, s): s = b"".join(chb(len(x)) + x for x in s.split(b".")) return s class ExtraDataField(StrField): def __init__(self, name, default=b""): StrField.__init__(self, name, default) def addfield(self, pkt, s, val): return s + self.i2m(pkt, val) def getfield(self, pkt, s): # + 4 accounts for the ietype and length fields p = len(pkt.original) - len(s) length = pkt.length + 4 - p return s[length:], self.m2i(pkt, s[:length]) def randval(self): return RandBin(RandNum(0, 2)) class Int40Field(Field): def __init__(self, name, default): Field.__init__(self, name, default, "BI") def addfield(self, pkt, s, val): val = self.i2m(pkt, val) return s + struct.pack("!BI", val >> 32, val & 0xffffffff) def getfield(self, pkt, s): hi, lo = struct.unpack("!BI", s[:5]) return s[5:], self.m2i(pkt, (hi << 32) + lo) def randval(self): return RandNum(0, 2**40 - 1) def IE_Dispatcher(s): """Choose the correct Information Element class.""" # Get the IE type ietype = (orb(s[0]) * 256) + orb(s[1]) if ietype & 0x8000: return IE_EnterpriseSpecific(s) cls = ietypecls.get(ietype, Raw) if cls is Raw: cls = IE_NotImplemented return cls(s) class IE_Base(PFCPLengthMixin, Packet): default_length = None def __init__(self, *args, **kwargs): self.fields_desc[0].default = self.ie_type self.fields_desc[1].default = self.default_length super(IE_Base, self).__init__(*args, **kwargs) def extract_padding(self, pkt): return "", pkt fields_desc = [ ShortEnumField("ietype", 0, IEType), ShortField("length", None) ] class IE_Compound(IE_Base): fields_desc = IE_Base.fields_desc + [ PacketListField("IE_list", None, IE_Dispatcher, length_from=lambda pkt: pkt.length) ] class IE_CreatePDR(IE_Compound): name = "IE Create PDR" ie_type = 1 class IE_PDI(IE_Compound): name = "IE PDI" ie_type = 2 class IE_CreateFAR(IE_Compound): name = "IE Create FAR" ie_type = 3 class IE_ForwardingParameters(IE_Compound): name = "IE Forwarding Parameters" ie_type = 4 class IE_DuplicatingParameters(IE_Compound): name = "IE Duplicating Parameters" ie_type = 5 class IE_CreateURR(IE_Compound): name = "IE Create URR" ie_type = 6 class IE_CreateQER(IE_Compound): name = "IE Create QER" ie_type = 7 class IE_CreatedPDR(IE_Compound): name = "IE Created PDR" ie_type = 8 class IE_UpdatePDR(IE_Compound): name = "IE Update PDR" ie_type = 9 class IE_UpdateFAR(IE_Compound): name = "IE Update FAR" ie_type = 10 class IE_UpdateForwardingParameters(IE_Compound): name = "IE Update Forwarding Parameters" ie_type = 11 class IE_UpdateBAR_SRR(IE_Compound): name = "IE Update BAR (PFCP Session Report Response)" ie_type = 12 class IE_UpdateURR(IE_Compound): name = "IE Update URR" ie_type = 13 class IE_UpdateQER(IE_Compound): name = "IE Update QER" ie_type = 14 class IE_RemovePDR(IE_Compound): name = "IE Remove PDR" ie_type = 15 class IE_RemoveFAR(IE_Compound): name = "IE Remove FAR" ie_type = 16 class IE_RemoveURR(IE_Compound): name = "IE Remove URR" ie_type = 17 class IE_RemoveQER(IE_Compound): name = "IE Remove QER" ie_type = 18 class IE_LoadControlInformation(IE_Compound): name = "IE Load Control Information" ie_type = 51 class IE_OverloadControlInformation(IE_Compound): name = "IE Overload Control Information" ie_type = 54 class IE_ApplicationID_PFDs(IE_Compound): name = "IE Application ID's PFDs" ie_type = 58 class IE_PFDContext(IE_Compound): name = "IE PFD context" ie_type = 59 class IE_ApplicationDetectionInformation(IE_Compound): name = "IE Application Detection Information" ie_type = 68 class IE_QueryURR(IE_Compound): name = "IE Query URR" ie_type = 77 class IE_UsageReport_SMR(IE_Compound): name = "IE Usage Report (Session Modification Response)" ie_type = 78 class IE_UsageReport_SDR(IE_Compound): name = "IE Usage Report (Session Deletion Response)" ie_type = 79 class IE_UsageReport_SRR(IE_Compound): name = "IE Usage Report (Session Report Request)" ie_type = 80 class IE_DownlinkDataReport(IE_Compound): name = "IE Downlink Data Report" ie_type = 83 class IE_Create_BAR(IE_Compound): name = "IE Create BAR" ie_type = 85 class IE_Update_BAR_SMR(IE_Compound): name = "IE Update BAR (Session Modification Request)" ie_type = 86 class IE_Remove_BAR(IE_Compound): name = "IE Remove BAR" ie_type = 87 class IE_ErrorIndicationReport(IE_Compound): name = "IE Error Indication Report" ie_type = 99 class IE_UserPlanePathFailureReport(IE_Compound): name = "IE User Plane Path Failure Report" ie_type = 102 class IE_UpdateDuplicatingParameters(IE_Compound): name = "IE Update Duplicating Parameters" ie_type = 105 class IE_AggregatedURRs(IE_Compound): name = "IE Aggregated URRs" ie_type = 118 class IE_CreateTrafficEndpoint(IE_Compound): name = "IE Create Traffic Endpoint" ie_type = 127 class IE_CreatedTrafficEndpoint(IE_Compound): name = "IE Created Traffic Endpoint" ie_type = 128 class IE_UpdateTrafficEndpoint(IE_Compound): name = "IE Update Traffic Endpoint" ie_type = 129 class IE_RemoveTrafficEndpoint(IE_Compound): name = "IE Remove Traffic Endpoint" ie_type = 130 class IE_EthernetPacketFilter(IE_Compound): name = "IE Ethernet Packet Filter" ie_type = 132 class IE_EthernetTrafficInformation(IE_Compound): name = "IE Ethernet Traffic Information" ie_type = 143 class IE_AdditionalMonitoringTime(IE_Compound): name = "IE Additional Monitoring Time" ie_type = 147 class IE_Cause(IE_Base): ie_type = 19 name = "IE Cause" fields_desc = IE_Base.fields_desc + [ ByteEnumField("cause", None, CauseValues) ] class IE_SourceInterface(IE_Base): name = "IE Source Interface" ie_type = 20 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 4), BitEnumField("interface", "Access", 4, SourceInterface), ExtraDataField("extra_data"), ] class IE_FTEID(IE_Base): name = "IE F-TEID" ie_type = 21 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 4), BitField("CHID", 0, 1), BitField("CH", 0, 1), BitField("V6", 0, 1), BitField("V4", 0, 1), ConditionalField(XIntField("TEID", 0), lambda x: x.CH == 0), ConditionalField(IPField("ipv4", 0), lambda x: x.V4 == 1 and x.CH == 0), ConditionalField(IP6Field("ipv6", 0), lambda x: x.V6 == 1 and x.CH == 0), ConditionalField(ByteField("choose_id", 0), lambda x: x.CHID == 1), ExtraDataField("extra_data"), ] class IE_NetworkInstance(IE_Base): name = "IE Network Instance" ie_type = 22 fields_desc = IE_Base.fields_desc + [ APNStrLenField("instance", "", length_from=lambda x: x.length) ] class IE_SDF_Filter(IE_Base): name = "IE SDF Filter" ie_type = 23 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 3), BitField("BID", 0, 1), BitField("FL", 0, 1), BitField("SPI", 0, 1), BitField("TTC", 0, 1), BitField("FD", 0, 1), ByteField("spare_oct", 0), ConditionalField(FieldLenField("flow_description_length", None, length_of="flow_description"), lambda pkt: pkt.FD == 1), ConditionalField(StrLenField("flow_description", "", length_from=lambda pkt: pkt.flow_description_length), lambda pkt: pkt.FD == 1), ConditionalField(ByteField("tos_traffic_class", 0), lambda pkt: pkt.TTC == 1), ConditionalField(ByteField("tos_traffic_mask", 0), lambda pkt: pkt.TTC == 1), ConditionalField(IntField("security_parameter_index", 0), lambda pkt: pkt.SPI == 1), ConditionalField(ThreeBytesField("flow_label", 0), lambda pkt: pkt.FL == 1), ConditionalField(IntField("sdf_filter_id", 0), lambda pkt: pkt.BID == 1), ExtraDataField("extra_data"), ] class IE_ApplicationId(IE_Base): name = "IE Application ID" ie_type = 24 fields_desc = IE_Base.fields_desc + [ StrLenField("id", "", length_from=lambda x: x.length), ] class IE_GateStatus(IE_Base): name = "IE Gate Status" ie_type = 25 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 4), BitEnumField("ul", "OPEN", 2, GateStatus), BitEnumField("dl", "OPEN", 2, GateStatus), ExtraDataField("extra_data"), ] class IE_MBR(IE_Base): name = "IE MBR" ie_type = 26 fields_desc = IE_Base.fields_desc + [ Int40Field("ul", 0), Int40Field("dl", 0), ExtraDataField("extra_data"), ] class IE_GBR(IE_Base): name = "IE GBR" ie_type = 27 fields_desc = IE_Base.fields_desc + [ Int40Field("ul", 0), Int40Field("dl", 0), ExtraDataField("extra_data"), ] class IE_QERCorrelationId(IE_Base): name = "IE QER Correlation ID" ie_type = 28 fields_desc = IE_Base.fields_desc + [ IntField("id", 0), ExtraDataField("extra_data"), ] class IE_Precedence(IE_Base): name = "IE Precedence" ie_type = 29 fields_desc = IE_Base.fields_desc + [ IntField("precedence", 0), ExtraDataField("extra_data"), ] class IE_TransportLevelMarking(IE_Base): name = "IE Transport Level Marking" ie_type = 30 fields_desc = IE_Base.fields_desc + [ XByteField("tos", 0), XByteField("traffic_class", 0), ExtraDataField("extra_data"), ] class IE_VolumeThreshold(IE_Base): name = "IE Volume Threshold" ie_type = 31 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 5), BitField("DLVOL", 0, 1), BitField("ULVOL", 0, 1), BitField("TOVOL", 0, 1), ConditionalField(XLongField("total", 0), lambda x: x.TOVOL == 1), ConditionalField(XLongField("uplink", 0), lambda x: x.ULVOL == 1), ConditionalField(XLongField("downlink", 0), lambda x: x.DLVOL == 1), ExtraDataField("extra_data"), ] class IE_TimeThreshold(IE_Base): name = "IE Time Threshold" ie_type = 32 fields_desc = IE_Base.fields_desc + [ IntField("threshold", 0), ExtraDataField("extra_data"), ] class IE_MonitoringTime(IE_Base): name = "IE Monitoring Time" ie_type = 33 fields_desc = IE_Base.fields_desc + [ IntField("time_value", 0), ExtraDataField("extra_data"), ] class IE_SubsequentVolumeThreshold(IE_Base): name = "IE Subsequent Volume Threshold" ie_type = 34 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 5), BitField("DLVOL", 0, 1), BitField("ULVOL", 0, 1), BitField("TOVOL", 0, 1), ConditionalField(XLongField("total", 0), lambda x: x.TOVOL == 1), ConditionalField(XLongField("uplink", 0), lambda x: x.ULVOL == 1), ConditionalField(XLongField("downlink", 0), lambda x: x.DLVOL == 1), ExtraDataField("extra_data"), ] class IE_SubsequentTimeThreshold(IE_Base): name = "IE Subsequent Time Threshold" ie_type = 35 fields_desc = IE_Base.fields_desc + [ IntField("threshold", 0), ExtraDataField("extra_data"), ] class IE_InactivityDetectionTime(IE_Base): name = "IE Inactivity Detection Time" ie_type = 36 fields_desc = IE_Base.fields_desc + [ IntField("time_value", 0), ExtraDataField("extra_data"), ] class IE_ReportingTriggers(IE_Base): name = "IE Reporting Triggers" ie_type = 37 fields_desc = IE_Base.fields_desc + [ BitField("linked_usage_reporting", 0, 1), BitField("dropped_dl_traffic_threshold", 0, 1), BitField("stop_of_traffic", 0, 1), BitField("start_of_traffic", 0, 1), BitField("quota_holding_time", 0, 1), BitField("time_threshold", 0, 1), BitField("volume_threshold", 0, 1), BitField("periodic_reporting", 0, 1), XBitField("spare", 0, 2), BitField("event_quota", 0, 1), BitField("event_threshold", 0, 1), BitField("mac_addresses_reporting", 0, 1), BitField("envelope_closure", 0, 1), BitField("time_quota", 0, 1), BitField("volume_quota", 0, 1), ExtraDataField("extra_data"), ] class IE_RedirectInformation(IE_Base): name = "IE Redirect Information" ie_type = 38 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 4), BitEnumField("type", "IPv4 address", 4, RedirectAddressType), FieldLenField("address_length", None, length_of="address"), StrLenField("address", "", length_from=lambda pkt: pkt.address_length), ExtraDataField("extra_data"), ] class IE_ReportType(IE_Base): name = "IE Report Type" ie_type = 39 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 4), BitField("UPIR", 0, 1), BitField("ERIR", 0, 1), BitField("USAR", 0, 1), BitField("DLDR", 0, 1), ExtraDataField("extra_data"), ] class IE_OffendingIE(IE_Base): name = "IE Offending IE" ie_type = 40 fields_desc = IE_Base.fields_desc + [ ShortEnumField("type", None, IEType) ] class IE_ForwardingPolicy(IE_Base): name = "IE Forwarding Policy" ie_type = 41 fields_desc = IE_Base.fields_desc + [ FieldLenField("policy_identifier_length", None, length_of="policy_identifier", fmt="B"), StrLenField("policy_identifier", "", length_from=lambda pkt: pkt.policy_identifier_length) ] class IE_DestinationInterface(IE_Base): name = "IE Destination Interface" ie_type = 42 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 4), BitEnumField("interface", "Access", 4, DestinationInterface), ExtraDataField("extra_data"), ] class IE_UPFunctionFeatures(IE_Base): name = "IE UP Function Features" ie_type = 43 default_length = 2 fields_desc = IE_Base.fields_desc + [ ConditionalField(BitField("TREU", None, 1), lambda x: x.length > 0), ConditionalField(BitField("HEEU", None, 1), lambda x: x.length > 0), ConditionalField(BitField("PFDM", None, 1), lambda x: x.length > 0), ConditionalField(BitField("FTUP", None, 1), lambda x: x.length > 0), ConditionalField(BitField("TRST", None, 1), lambda x: x.length > 0), ConditionalField(BitField("DLBD", None, 1), lambda x: x.length > 0), ConditionalField(BitField("DDND", None, 1), lambda x: x.length > 0), ConditionalField(BitField("BUCP", None, 1), lambda x: x.length > 0), ConditionalField(BitField("spare", None, 1), lambda x: x.length > 1), ConditionalField(BitField("PFDE", None, 1), lambda x: x.length > 1), ConditionalField(BitField("FRRT", None, 1), lambda x: x.length > 1), ConditionalField(BitField("TRACE", None, 1), lambda x: x.length > 1), ConditionalField(BitField("QUOAC", None, 1), lambda x: x.length > 1), ConditionalField(BitField("UDBC", None, 1), lambda x: x.length > 1), ConditionalField(BitField("PDIU", None, 1), lambda x: x.length > 1), ConditionalField(BitField("EMPU", None, 1), lambda x: x.length > 1), ExtraDataField("extra_data"), ] class IE_ApplyAction(IE_Base): name = "IE Apply Action" ie_type = 44 fields_desc = IE_Base.fields_desc + [ XBitField("spare", None, 3), BitField("DUPL", 0, 1), BitField("NOCP", 0, 1), BitField("BUFF", 0, 1), BitField("FORW", 0, 1), BitField("DROP", 0, 1), ExtraDataField("extra_data"), ] class IE_DownlinkDataServiceInformation(IE_Base): name = "IE Downlink Data Service Information" ie_type = 45 fields_desc = IE_Base.fields_desc + [ XBitField("spare_1", None, 6), BitField("QFII", 0, 1), BitField("PPI", 0, 1), ConditionalField( XBitField("spare_2", None, 2), lambda x: x.PPI == 1), ConditionalField( XBitField("ppi_val", None, 6), lambda x: x.PPI == 1), ConditionalField( XBitField("spare_3", None, 2), lambda x: x.QFII == 1), ConditionalField( XBitField("qfi_val", None, 6), lambda x: x.QFII == 1), ExtraDataField("extra_data"), ] class IE_DownlinkDataNotificationDelay(IE_Base): name = "IE Downlink Data Notification Delay" ie_type = 46 fields_desc = IE_Base.fields_desc + [ ByteField("delay", 0), # in multiples of 50 ExtraDataField("extra_data"), ] class IE_DLBufferingDuration(IE_Base): name = "IE DL Buffering Duration" ie_type = 47 fields_desc = IE_Base.fields_desc + [ BitEnumField("timer_unit", "2 seconds", 3, TimerUnit), BitField("timer_value", 0, 5), ExtraDataField("extra_data"), ] class IE_DLBufferingSuggestedPacketCount(IE_Base): name = "IE DL Buffering Suggested Packet Count" ie_type = 48 fields_desc = IE_Base.fields_desc + [ MultipleTypeField([ ( ByteField("count", 0), (lambda x: x.length == 1, lambda x, val: x.length == 1 or (x.length is None and val < 256)), ), ( ShortField("count", 0), (lambda x: x.length == 2, lambda x, val: x.length == 1 or (x.length is None and val >= 256)) ), ], ByteField("count", 0)) ] class IE_PFCPSMReqFlags(IE_Base): name = "IE PFCPSMReq-Flags" ie_type = 49 fields_desc = IE_Base.fields_desc + [ XBitField("spare", None, 5), BitField("QUARR", 0, 1), BitField("SNDEM", 0, 1), BitField("DROBU", 0, 1), ExtraDataField("extra_data"), ] class IE_PFCPSRRspFlags(IE_Base): name = "IE PFCPSRRsp-Flags" ie_type = 50 fields_desc = IE_Base.fields_desc + [ XBitField("spare", None, 7), BitField("DROBU", 0, 1), ExtraDataField("extra_data"), ] class IE_SequenceNumber(IE_Base): name = "IE Sequence Number" ie_type = 52 fields_desc = IE_Base.fields_desc + [ IntField("number", 0), ] class IE_Metric(IE_Base): name = "IE Metric" ie_type = 53 fields_desc = IE_Base.fields_desc + [ ByteField("metric", 0), ] class IE_Timer(IE_Base): name = "IE Timer" ie_type = 55 fields_desc = IE_Base.fields_desc + [ BitEnumField("timer_unit", "2 seconds", 3, TimerUnit), BitField("timer_value", 0, 5), ExtraDataField("extra_data"), ] class IE_PDR_Id(IE_Base): name = "IE PDR ID" ie_type = 56 fields_desc = IE_Base.fields_desc + [ ShortField("id", 0), ExtraDataField("extra_data"), ] class IE_FSEID(IE_Base): name = "IE F-SEID" ie_type = 57 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 6), BitField("v4", 0, 1), BitField("v6", 0, 1), XLongField("seid", 0), ConditionalField(IPField("ipv4", 0), lambda x: x.v4 == 1), ConditionalField(IP6Field("ipv6", 0), lambda x: x.v6 == 1), ExtraDataField("extra_data"), ] class IE_NodeId(IE_Base): name = "IE Node ID" ie_type = 60 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 4), BitEnumField("id_type", "IPv4", 4, NodeIdType), ConditionalField(IPField("ipv4", 0), lambda x: x.id_type == 0), ConditionalField(IP6Field("ipv6", 0), lambda x: x.id_type == 1), ConditionalField( APNStrLenField("id", "", length_from=lambda x: x.length - 1), lambda x: x.id_type == 2), ExtraDataField("extra_data"), ] class IE_PFDContents(IE_Base): name = "IE PFD contents" ie_type = 61 fields_desc = IE_Base.fields_desc + [ BitField("ADNP", 0, 1), BitField("AURL", 0, 1), BitField("AFD", 0, 1), BitField("DNP", 0, 1), BitField("CP", 0, 1), BitField("DN", 0, 1), BitField("URL", 0, 1), BitField("FD", 0, 1), ByteField("spare_2", 0), ConditionalField(FieldLenField("flow_length", None, length_of="flow"), lambda pkt: pkt.FD == 1), ConditionalField(StrLenField("flow", "", length_from=lambda pkt: pkt.flow_length), lambda pkt: pkt.FD == 1), ConditionalField(FieldLenField("url_length", None, length_of="url"), lambda pkt: pkt.URL == 1), ConditionalField(StrLenField("url", "", length_from=lambda pkt: pkt.url_length), lambda pkt: pkt.URL == 1), ConditionalField(FieldLenField("domain_length", None, length_of="domain"), lambda pkt: pkt.DN == 1), ConditionalField( StrLenField("domain", "", length_from=lambda pkt: pkt.domain_length), lambda pkt: pkt.DN == 1), ConditionalField(FieldLenField("custom_length", None, length_of="custom"), lambda pkt: pkt.CP == 1), ConditionalField( StrLenField("custom", "", length_from=lambda pkt: pkt.custom_length), lambda pkt: pkt.CP == 1), ConditionalField(FieldLenField("dnp_length", None, length_of="dnp"), lambda pkt: pkt.DNP == 1), ConditionalField(StrLenField("dnp", "", length_from=lambda pkt: pkt.dnp_length), lambda pkt: pkt.DNP == 1), ConditionalField(FieldLenField("additional_flow_length", None, length_of="additional_flow"), lambda pkt: pkt.AFD == 1), ConditionalField( StrLenField("additional_flow", "", length_from=lambda pkt: pkt.additional_flow_length), lambda pkt: pkt.AFD == 1), ConditionalField(FieldLenField("additional_url_length", None, length_of="additional_url"), lambda pkt: pkt.AURL == 1), ConditionalField( StrLenField("additional_url", "", length_from=lambda pkt: pkt.additional_url_length), lambda pkt: pkt.AURL == 1), ConditionalField( FieldLenField("additional_dn_dnp_length", None, length_of="additional_dn_dnp"), lambda pkt: pkt.ADNP == 1), ConditionalField( StrLenField("additional_dn_dnp", "", length_from=lambda pkt: pkt.additional_dn_dnp_length), lambda pkt: pkt.ADNP == 1), ExtraDataField("extra_data"), ] class IE_MeasurementMethod(IE_Base): name = "IE Measurement Method" ie_type = 62 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 5), BitField("EVENT", 0, 1), BitField("VOLUM", 0, 1), BitField("DURAT", 0, 1), ExtraDataField("extra_data"), ] class IE_UsageReportTrigger(IE_Base): name = "IE Usage Report Trigger" ie_type = 63 fields_desc = IE_Base.fields_desc + [ BitField("IMMER", 0, 1), BitField("DROTH", 0, 1), BitField("STOPT", 0, 1), BitField("START", 0, 1), BitField("QUHTI", 0, 1), BitField("TIMTH", 0, 1), BitField("VOLTH", 0, 1), BitField("PERIO", 0, 1), BitField("EVETH", 0, 1), BitField("MACAR", 0, 1), BitField("ENVCL", 0, 1), BitField("MONIT", 0, 1), BitField("TERMR", 0, 1), BitField("LIUSA", 0, 1), BitField("TIMQU", 0, 1), BitField("VOLQU", 0, 1), ExtraDataField("extra_data"), ] class IE_MeasurementPeriod(IE_Base): name = "IE Measurement Period" ie_type = 64 fields_desc = IE_Base.fields_desc + [ IntField("period", 0), ExtraDataField("extra_data"), ] class IE_FqCSID(IE_Base): name = "IE FQ-CSID" ie_type = 65 fields_desc = IE_Base.fields_desc + [ BitEnumField("node_id_type", "IPv4", 4, FqCSIDNodeIdType), BitFieldLenField("num_csids", None, 4, count_of="csids"), ConditionalField(IPField("ipv4", 0), lambda x: x.node_id_type == 0), ConditionalField(IP6Field("ipv6", 0), lambda x: x.node_id_type == 1), ConditionalField( # FIXME: split (value = mcc * 1000 + mnc) BitField("mcc_mnc", 0, 20), lambda x: x.node_id_type == 2), # "Least significant 12 bits is a 12 bit integer assigned by # an operator to an MME, SGW-C, SGW-U, PGW-C or PGW-U." ConditionalField( BitField("extra_id", 0, 12), lambda x: x.node_id_type == 2), FieldListField("csids", None, ShortField("csid", 0), count_from=lambda x: x.num_csids), ExtraDataField("extra_data"), ] class IE_VolumeMeasurement(IE_Base): name = "IE Volume Measurement" ie_type = 66 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 5), BitField("DLVOL", 0, 1), BitField("ULVOL", 0, 1), BitField("TOVOL", 0, 1), ConditionalField(XLongField("total", 0), lambda x: x.TOVOL == 1), ConditionalField(XLongField("uplink", 0), lambda x: x.ULVOL == 1), ConditionalField(XLongField("downlink", 0), lambda x: x.DLVOL == 1), ExtraDataField("extra_data"), ] class IE_DurationMeasurement(IE_Base): name = "IE Duration Measurement" ie_type = 67 fields_desc = IE_Base.fields_desc + [ IntField("duration", 0), ExtraDataField("extra_data"), ] class IE_TimeOfFirstPacket(IE_Base): name = "IE Time of First Packet" ie_type = 69 fields_desc = IE_Base.fields_desc + [ IntField("timestamp", 0), ExtraDataField("extra_data"), ] class IE_TimeOfLastPacket(IE_Base): name = "IE Time of Last Packet" ie_type = 70 fields_desc = IE_Base.fields_desc + [ IntField("timestamp", 0), ExtraDataField("extra_data"), ] class IE_QuotaHoldingTime(IE_Base): name = "IE Quota Holding Time" ie_type = 71 fields_desc = IE_Base.fields_desc + [ IntField("time_value", 0), ExtraDataField("extra_data"), ] class IE_DroppedDLTrafficThreshold(IE_Base): name = "IE Dropped DL Traffic Threshold" ie_type = 72 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 6), BitField("DLBY", 0, 1), BitField("DLPA", 0, 1), ConditionalField(LongField("packet_count", 0), lambda x: x.DLPA == 1), ConditionalField(LongField("byte_count", 0), lambda x: x.DLBY == 1), ExtraDataField("extra_data"), ] class IE_VolumeQuota(IE_Base): name = "IE Volume Quota" ie_type = 73 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 5), BitField("DLVOL", 0, 1), BitField("ULVOL", 0, 1), BitField("TOVOL", 0, 1), ConditionalField(XLongField("total", 0), lambda x: x.TOVOL == 1), ConditionalField(XLongField("uplink", 0), lambda x: x.ULVOL == 1), ConditionalField(XLongField("downlink", 0), lambda x: x.DLVOL == 1), ExtraDataField("extra_data"), ] class IE_TimeQuota(IE_Base): name = "IE Time Quota" ie_type = 74 fields_desc = IE_Base.fields_desc + [ IntField("quota", 0), ExtraDataField("extra_data"), ] class IE_StartTime(IE_Base): name = "IE Start Time" ie_type = 75 fields_desc = IE_Base.fields_desc + [ IntField("timestamp", 0), ExtraDataField("extra_data"), ] class IE_EndTime(IE_Base): name = "IE End Time" ie_type = 76 fields_desc = IE_Base.fields_desc + [ IntField("timestamp", 0), ExtraDataField("extra_data"), ] class IE_URR_Id(IE_Base): name = "IE URR ID" ie_type = 81 fields_desc = IE_Base.fields_desc + [ IntField("id", 0), ExtraDataField("extra_data"), ] class IE_LinkedURR_Id(IE_Base): name = "IE Linked URR ID" ie_type = 82 fields_desc = IE_Base.fields_desc + [ IntField("id", 0), ExtraDataField("extra_data"), ] class IE_OuterHeaderCreation(IE_Base): name = "IE Outer Header Creation" ie_type = 84 fields_desc = IE_Base.fields_desc + [ BitField("STAG", 0, 1), BitField("CTAG", 0, 1), BitField("IPV6", 0, 1), BitField("IPV4", 0, 1), BitField("UDPIPV6", 0, 1), BitField("UDPIPV4", 0, 1), BitField("GTPUUDPIPV6", 0, 1), BitField("GTPUUDPIPV4", 0, 1), ByteField("spare", 0), ConditionalField(XIntField("TEID", 0), lambda x: x.GTPUUDPIPV4 == 1 or x.GTPUUDPIPV6 == 1), ConditionalField(IPField("ipv4", 0), lambda x: x.IPV4 == 1 or x.UDPIPV4 == 1 or x.GTPUUDPIPV4 == 1), ConditionalField(IP6Field("ipv6", 0), lambda x: x.IPV6 == 1 or x.UDPIPV6 == 1 or x.GTPUUDPIPV6 == 1), ConditionalField(ShortField("port", 0), lambda x: x.UDPIPV4 == 1 or x.UDPIPV6 == 1), ConditionalField(ThreeBytesField("ctag", 0), lambda x: x.CTAG == 1), ConditionalField(ThreeBytesField("stag", 0), lambda x: x.STAG == 1), ExtraDataField("extra_data"), ] class IE_BAR_Id(IE_Base): name = "IE BAR ID" ie_type = 88 fields_desc = IE_Base.fields_desc + [ ByteField("id", 0), ExtraDataField("extra_data"), ] class IE_CPFunctionFeatures(IE_Base): name = "IE CP Function Features" ie_type = 89 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 6), BitField("OVRL", 0, 1), BitField("LOAD", 0, 1), ExtraDataField("extra_data"), ] class IE_UsageInformation(IE_Base): name = "IE Usage Information" ie_type = 90 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 4), BitField("UBE", 0, 1), BitField("UAE", 0, 1), BitField("AFT", 0, 1), BitField("BEF", 0, 1), ExtraDataField("extra_data"), ] class IE_ApplicationInstanceId(IE_Base): name = "IE Application Instance ID" ie_type = 91 fields_desc = IE_Base.fields_desc + [ StrLenField("id", "", length_from=lambda x: x.length) ] class IE_FlowInformation(IE_Base): name = "IE Flow Information" ie_type = 92 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 5), BitEnumField("direction", "Unspecified", 3, FlowDirection), FieldLenField("flow_length", None, length_of="flow"), StrLenField("flow", "", length_from=lambda x: x.flow_length), ExtraDataField("extra_data"), ] class IE_UE_IP_Address(IE_Base): name = "IE UE IP Address" ie_type = 93 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 5), BitField("SD", 0, 1), # source or dest BitField("V4", 0, 1), BitField("V6", 0, 1), ConditionalField(IPField("ipv4", 0), lambda x: x.V4 == 1), ConditionalField(IP6Field("ipv6", 0), lambda x: x.V6 == 1), ExtraDataField("extra_data"), ] class IE_PacketRate(IE_Base): name = "IE Packet Rate" ie_type = 94 fields_desc = IE_Base.fields_desc + [ XBitField("spare_1", 0, 6), BitField("DLPR", 0, 1), BitField("ULPR", 0, 1), ConditionalField(BitField("spare_2", 0, 5), lambda x: x.ULPR == 1), ConditionalField(BitEnumField("ul_time_unit", "minute", 3, TimeUnit), lambda x: x.ULPR == 1), ConditionalField(ShortField("ul_max_packet_rate", 0), lambda x: x.ULPR == 1), ConditionalField(BitField("spare_3", 0, 5), lambda x: x.DLPR == 1), ConditionalField(BitEnumField("dl_time_unit", "minute", 3, TimeUnit), lambda x: x.DLPR == 1), ConditionalField(ShortField("dl_max_packet_rate", 0), lambda x: x.DLPR == 1), ExtraDataField("extra_data"), ] class IE_OuterHeaderRemoval(IE_Base): name = "IE Outer Header Removal" ie_type = 95 fields_desc = IE_Base.fields_desc + [ ByteEnumField("header", None, OuterHeaderRemovalDescription), ConditionalField(XBitField("spare", None, 7), lambda x: x.length is not None and x.length > 1), ConditionalField(BitField("pdu_session_container", None, 1), lambda x: x.length is not None and x.length > 1), ExtraDataField("extra_data"), ] class IE_RecoveryTimeStamp(IE_Base): name = "IE Recovery Time Stamp" ie_type = 96 default_length = 4 fields_desc = IE_Base.fields_desc + [ IntField("timestamp", 0), ExtraDataField("extra_data"), ] class IE_DLFlowLevelMarking(IE_Base): name = "IE DL Flow Level Marking" ie_type = 97 fields_desc = IE_Base.fields_desc + [ XBitField("spare_1", 0, 6), BitField("SCI", 0, 1), BitField("TTC", 0, 1), ConditionalField(ByteField("traffic_class", 0), lambda x: x.TTC), ConditionalField(ByteField("traffic_class_mask", 0), lambda x: x.TTC), ConditionalField(ByteField("service_class_indicator", 0), lambda x: x.SCI), ConditionalField(ByteField("spare_2", 0), lambda x: x.SCI), ExtraDataField("extra_data"), ] class IE_HeaderEnrichment(IE_Base): name = "IE Header Enrichment" ie_type = 98 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 3), BitEnumField("header_type", "HTTP", 5, HeaderType), FieldLenField("name_length", None, fmt="B", length_of="name"), StrLenField("name", "", length_from=lambda x: x.name_length), FieldLenField("value_length", None, fmt="B", length_of="value"), StrLenField("value", "", length_from=lambda x: x.value_length), ExtraDataField("extra_data"), ] class IE_MeasurementInformation(IE_Base): name = "IE Measurement Information" ie_type = 100 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 3), BitField("MNOP", 0, 1), BitField("ISTM", 0, 1), BitField("RADI", 0, 1), BitField("INAM", 0, 1), BitField("MBQE", 0, 1), ExtraDataField("extra_data"), ] class IE_NodeReportType(IE_Base): name = "IE Node Report Type" ie_type = 101 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 7), BitField("UPFR", 0, 1), ExtraDataField("extra_data"), ] class IE_RemoteGTP_U_Peer(IE_Base): name = "IE Remote GTP-U Peer" ie_type = 103 fields_desc = IE_Base.fields_desc + [ XBitField("spare_1", 0, 4), BitField("NI", 0, 1), BitField("DI", 0, 1), BitField("V4", 0, 1), BitField("V6", 0, 1), ConditionalField(IPField("ipv4", 0), lambda x: x.V4 == 1), ConditionalField(IP6Field("ipv6", 0), lambda x: x.V6 == 1), ConditionalField(ByteField("dest_interface_length", 1), lambda x: x.DI == 1), ConditionalField(XBitField("spare_2", 0, 4), lambda x: x.DI == 1), ConditionalField( BitEnumField("dest_interface", "Access", 4, DestinationInterface), lambda x: x.DI == 1), ConditionalField( FieldLenField("network_instance_length", 1, length_of="network_instance"), lambda x: x.NI == 1), ConditionalField( APNStrLenField("network_instance", "", length_from=lambda x: x.network_instance_length), lambda x: x.NI == 1), ExtraDataField("extra_data"), ] class IE_UR_SEQN(IE_Base): name = "IE UR-SEQN" ie_type = 104 fields_desc = IE_Base.fields_desc + [ IntField("number", 0), ] class IE_ActivatePredefinedRules(IE_Base): name = "IE Activate Predefined Rules" ie_type = 106 fields_desc = IE_Base.fields_desc + [ StrLenField("name", "", length_from=lambda x: x.length) ] class IE_DeactivatePredefinedRules(IE_Base): name = "IE Deactivate Predefined Rules" ie_type = 107 fields_desc = IE_Base.fields_desc + [ StrLenField("name", "", length_from=lambda x: x.length) ] class IE_FAR_Id(IE_Base): name = "IE FAR ID" ie_type = 108 fields_desc = IE_Base.fields_desc + [ IntField("id", 0), ExtraDataField("extra_data"), ] class IE_QER_Id(IE_Base): name = "IE QER ID" ie_type = 109 fields_desc = IE_Base.fields_desc + [ IntField("id", 0), ExtraDataField("extra_data"), ] class IE_OCIFlags(IE_Base): name = "IE OCI Flags" ie_type = 110 fields_desc = IE_Base.fields_desc + [ XBitField("spare", None, 7), BitField("AOCI", 0, 1), ExtraDataField("extra_data"), ] class IE_PFCPAssociationReleaseRequest(IE_Base): name = "IE PFCP Association Release Request" ie_type = 111 fields_desc = IE_Base.fields_desc + [ XBitField("spare", None, 7), BitField("SARR", 0, 1), ExtraDataField("extra_data"), ] class IE_GracefulReleasePeriod(IE_Base): name = "IE Graceful Release Period" ie_type = 112 fields_desc = IE_Base.fields_desc + [ BitEnumField("release_timer_unit", "2 seconds", 3, TimerUnit), BitField("release_timer_value", 0, 5), ExtraDataField("extra_data"), ] class IE_PDNType(IE_Base): name = "IE PDN Type" ie_type = 113 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 5), BitEnumField("pdn_type", "IPv4", 3, PDNType), ExtraDataField("extra_data"), ] class IE_FailedRuleId(IE_Base): name = "IE Failed Rule ID" ie_type = 114 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 3), BitEnumField("type", "PDR", 5, RuleIDType), ConditionalField(ShortField("pdr_id", 0), lambda x: x.type == 0), ConditionalField(IntField("far_id", 0), lambda x: x.type == 1 or x.type > 4), ConditionalField(IntField("qer_id", 0), lambda x: x.type == 2), ConditionalField(IntField("urr_id", 0), lambda x: x.type == 3), ConditionalField(ByteField("bar_id", 0), lambda x: x.type == 4), ExtraDataField("extra_data"), ] class IE_TimeQuotaMechanism(IE_Base): name = "IE Time Quota Mechanism" ie_type = 115 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 6), BitEnumField("base_time_interval_type", "CTP", 2, BaseTimeInterval), IntField("interval", 0), ExtraDataField("extra_data"), ] class IE_UserPlaneIPResourceInformation(IE_Base): name = "IE User Plane IP Resource Information" ie_type = 116 fields_desc = IE_Base.fields_desc + [ XBitField("spare1", 0, 1), BitField("ASSOSI", 0, 1), BitField("ASSONI", 0, 1), BitField("TEIDRI", 0, 3), BitField("V6", 0, 1), BitField("V4", 0, 1), ConditionalField(XByteField("teid_range", 0), lambda x: x.TEIDRI != 0), ConditionalField(IPField("ipv4", 0), lambda x: x.V4 == 1), ConditionalField(IP6Field("ipv6", 0), lambda x: x.V6 == 1), ConditionalField( APNStrLenField("network_instance", "", length_from=lambda x: x.length - 1 - (1 if x.TEIDRI != 0 else 0) - (x.V4 * 4) - (x.V6 * 16) - x.ASSOSI), lambda x: x.ASSONI == 1), ConditionalField( XBitField("spare2", None, 4), lambda x: x.ASSOSI == 1), ConditionalField( BitEnumField("interface", "Access", 4, SourceInterface), lambda x: x.ASSOSI == 1), ExtraDataField("extra_data"), ] class IE_UserPlaneInactivityTimer(IE_Base): name = "IE User Plane Inactivity Timer" ie_type = 117 fields_desc = IE_Base.fields_desc + [ IntField("timer", 0), ExtraDataField("extra_data"), ] class IE_Multiplier(IE_Base): name = "IE Multiplier" ie_type = 119 fields_desc = IE_Base.fields_desc + [ SignedLongField("digits", 0), SignedIntField("exponent", 0), ] class IE_AggregatedURR_Id(IE_Base): name = "IE Aggregated URR ID" ie_type = 120 fields_desc = IE_Base.fields_desc + [ IntField("id", 0), ] class IE_SubsequentVolumeQuota(IE_Base): name = "IE Subsequent Volume Quota" ie_type = 121 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 5), BitField("DLVOL", 0, 1), BitField("ULVOL", 0, 1), BitField("TOVOL", 0, 1), ConditionalField(XLongField("total", 0), lambda x: x.TOVOL == 1), ConditionalField(XLongField("uplink", 0), lambda x: x.ULVOL == 1), ConditionalField(XLongField("downlink", 0), lambda x: x.DLVOL == 1), ExtraDataField("extra_data"), ] class IE_SubsequentTimeQuota(IE_Base): name = "IE Subsequent Time Quota" ie_type = 122 fields_desc = IE_Base.fields_desc + [ IntField("quota", 0), ExtraDataField("extra_data"), ] class IE_RQI(IE_Base): name = "IE RQI" ie_type = 123 fields_desc = IE_Base.fields_desc + [ XBitField("spare", None, 7), BitField("RQI", 0, 1), ExtraDataField("extra_data"), ] class IE_QFI(IE_Base): name = "IE QFI" ie_type = 124 fields_desc = IE_Base.fields_desc + [ XBitField("spare", None, 2), BitField("QFI", 0, 6), ExtraDataField("extra_data"), ] class IE_QueryURRReference(IE_Base): name = "IE Query URR Reference" ie_type = 125 fields_desc = IE_Base.fields_desc + [ IntField("reference", 0), ExtraDataField("extra_data"), ] class IE_AdditionalUsageReportsInformation(IE_Base): name = "IE Additional Usage Reports Information" ie_type = 126 fields_desc = IE_Base.fields_desc + [ BitField("AURI", 0, 1), BitField("reports", 0, 15), ExtraDataField("extra_data"), ] class IE_TrafficEndpointId(IE_Base): name = "IE Traffic Endpoint ID" ie_type = 131 fields_desc = IE_Base.fields_desc + [ ByteField("id", 0), ExtraDataField("extra_data"), ] class IE_MACAddress(IE_Base): name = "IE MAC Address" ie_type = 133 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 4), BitField("UDES", 0, 1), BitField("USOU", 0, 1), BitField("DEST", 0, 1), BitField("SOUR", 0, 1), ConditionalField(MACField("source_mac", 0), lambda x: x.SOUR == 1), ConditionalField(MACField("destination_mac", 0), lambda x: x.DEST == 1), ConditionalField(MACField("upper_source_mac", 0), lambda x: x.USOU == 1), ConditionalField(MACField("upper_destination_mac", 0), lambda x: x.UDES == 1), ExtraDataField("extra_data"), ] class IE_C_TAG(IE_Base): name = "IE C-TAG" ie_type = 134 fields_desc = IE_Base.fields_desc + [ XBitField("spare_1", 0, 5), BitField("VID", 0, 1), BitField("DEI", 0, 1), BitField("PCP", 0, 1), # TODO: fix cvid_value ConditionalField( BitField("cvid_value_hi", 0, 4), lambda x: x.VID == 1), ConditionalField(BitField("spare_2", 0, 4), lambda x: x.VID == 0), ConditionalField(BitField("dei_flag", 0, 1), lambda x: x.DEI == 1), ConditionalField(BitField("spare_3", 0, 1), lambda x: x.DEI == 0), ConditionalField(BitField("pcp_value", 0, 3), lambda x: x.PCP == 1), ConditionalField(BitField("spare_4", 0, 3), lambda x: x.PCP == 0), ConditionalField(ByteField("cvid_value_low", 0), lambda x: x.VID == 1), ConditionalField(ByteField("spare_5", 0), lambda x: x.VID == 0), ExtraDataField("extra_data"), ] class IE_S_TAG(IE_Base): name = "IE S-TAG" ie_type = 135 fields_desc = IE_Base.fields_desc + [ XBitField("spare_1", 0, 5), BitField("VID", 0, 1), BitField("DEI", 0, 1), BitField("PCP", 0, 1), # TODO: fix svid_value ConditionalField(BitField("svid_value_hi", 0, 4), lambda x: x.VID == 1), ConditionalField(BitField("spare_2", 0, 4), lambda x: x.VID == 0), ConditionalField(BitField("dei_flag", 0, 1), lambda x: x.DEI == 1), ConditionalField(BitField("spare_3", 0, 1), lambda x: x.DEI == 0), ConditionalField(BitField("pcp_value", 0, 3), lambda x: x.PCP == 1), ConditionalField(BitField("spare_4", 0, 3), lambda x: x.PCP == 0), ConditionalField(ByteField("svid_value_low", 0), lambda x: x.VID == 1), ConditionalField(ByteField("spare_5", 0), lambda x: x.VID == 0), ExtraDataField("extra_data"), ] class IE_Ethertype(IE_Base): name = "IE Ethertype" ie_type = 136 fields_desc = IE_Base.fields_desc + [ ShortField("type", 0), ExtraDataField("extra_data"), ] class IE_Proxying(IE_Base): name = "IE Proxying" ie_type = 137 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 6), BitField("INS", 0, 1), BitField("ARP", 0, 1), ExtraDataField("extra_data"), ] class IE_EthernetFilterId(IE_Base): name = "IE Ethernet Filter ID" ie_type = 138 fields_desc = IE_Base.fields_desc + [ IntField("id", 0), ExtraDataField("extra_data"), ] class IE_EthernetFilterProperties(IE_Base): name = "IE Ethernet Filter Properties" ie_type = 139 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 7), BitField("BIDE", 0, 1), ExtraDataField("extra_data"), ] class IE_SuggestedBufferingPacketsCount(IE_Base): name = "IE Suggested Buffering Packets Count" ie_type = 140 fields_desc = IE_Base.fields_desc + [ ByteField("count", 0), ExtraDataField("extra_data"), ] class IE_UserId(IE_Base): name = "IE User ID" ie_type = 141 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 4), BitField("NAIF", 0, 1), BitField("MSISDNF", 0, 1), BitField("IMEIF", 0, 1), BitField("IMSIF", 0, 1), ConditionalField( FieldLenField("imsi_length", None, length_of="imsi", fmt="B"), lambda x: x.IMSIF == 1), ConditionalField( StrLenField("imsi", "", length_from=lambda x: x.imsi_length), lambda x: x.IMSIF == 1), ConditionalField( FieldLenField("imei_length", None, length_of="imei", fmt="B"), lambda x: x.IMEIF == 1), ConditionalField( StrLenField("imei", "", length_from=lambda x: x.imei_length), lambda x: x.IMEIF == 1), ConditionalField( FieldLenField("msisdn_length", None, length_of="msisdn", fmt="B"), lambda x: x.MSISDNF == 1), ConditionalField( StrLenField("msisdn", "", length_from=lambda x: x.msisdn_length), lambda x: x.MSISDNF == 1), ConditionalField( FieldLenField("nai_length", None, length_of="nai", fmt="B"), lambda x: x.NAIF == 1), ConditionalField( StrLenField("nai", "", length_from=lambda x: x.nai_length), lambda x: x.NAIF == 1), ExtraDataField("extra_data"), ] class IE_EthernetPDUSessionInformation(IE_Base): name = "IE Ethernet PDU Session Information" ie_type = 142 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 7), BitField("ETHI", 0, 1), ExtraDataField("extra_data"), ] class IE_MACAddressesDetected(IE_Base): name = "IE MAC Addresses Detected" ie_type = 144 fields_desc = IE_Base.fields_desc + [ FieldLenField("num_macs", None, count_of="macs", fmt="B"), FieldListField("macs", None, MACField("mac", 0), count_from=lambda x: x.num_macs), ExtraDataField("extra_data"), ] class IE_MACAddressesRemoved(IE_Base): name = "IE MAC Addresses Removed" ie_type = 145 fields_desc = IE_Base.fields_desc + [ FieldLenField("num_macs", None, count_of="macs", fmt="B"), FieldListField("macs", None, MACField("mac", 0), count_from=lambda x: x.num_macs), ExtraDataField("extra_data"), ] class IE_EthernetInactivityTimer(IE_Base): name = "IE Ethernet Inactivity Timer" ie_type = 146 fields_desc = IE_Base.fields_desc + [ IntField("timer", 0), ExtraDataField("extra_data"), ] class IE_EventQuota(IE_Base): name = "IE Event Quota" ie_type = 148 fields_desc = IE_Base.fields_desc + [ IntField("event_quota", 0), ExtraDataField("extra_data"), ] class IE_EventThreshold(IE_Base): name = "IE Event Threshold" ie_type = 149 fields_desc = IE_Base.fields_desc + [ IntField("event_threshold", 0), ExtraDataField("extra_data"), ] class IE_SubsequentEventQuota(IE_Base): name = "IE Subsequent Event Quota" ie_type = 150 fields_desc = IE_Base.fields_desc + [ IntField("subsequent_event_quota", 0), ExtraDataField("extra_data"), ] class IE_SubsequentEventThreshold(IE_Base): name = "IE Subsequent Event Threshold" ie_type = 151 fields_desc = IE_Base.fields_desc + [ IntField("subsequent_event_threshold", 0), ExtraDataField("extra_data"), ] class IE_TraceInformation(IE_Base): # TODO: more detailed decoding # TODO: fix IP address handling name = "IE Trace Information" ie_type = 152 fields_desc = IE_Base.fields_desc + [ BitField("mcc_digit_2", 0, 4), BitField("mcc_digit_1", 0, 4), BitField("mnc_digit_3", 0, 4), BitField("mcc_digit_3", 0, 4), BitField("mnc_digit_2", 0, 4), BitField("mnc_digit_1", 0, 4), ThreeBytesField("trace_id", 0), # FIXME FieldLenField("triggering_events_length", None, length_of="triggering_events", fmt="B"), StrLenField("triggering_events", "", length_from=lambda x: x.triggering_events_length), ByteField("session_trace_depth", 0), FieldLenField("list_of_interfaces_length", None, length_of="list_of_interfaces", fmt="B"), StrLenField("list_of_interfaces", "", length_from=lambda x: x.list_of_interfaces_length), FieldLenField("ip_address_length", None, length_of="ip_address", fmt="B"), StrLenField("ip_address", "", length_from=lambda x: x.ip_address_length), ExtraDataField("extra_data"), ] class IE_FramedRoute(IE_Base): name = "IE Framed-Route" ie_type = 153 fields_desc = IE_Base.fields_desc + [ StrLenField("framed_route", "", length_from=lambda x: x.length) ] class IE_FramedRouting(IE_Base): name = "IE Framed-Routing" ie_type = 154 fields_desc = IE_Base.fields_desc + [ StrLenField("framed_routing", "", length_from=lambda x: x.length) ] class IE_FramedIPv6Route(IE_Base): name = "IE Framed-IPv6-Route" ie_type = 155 fields_desc = IE_Base.fields_desc + [ StrLenField("framed_ipv6_route", "", length_from=lambda x: x.length) ] class IE_EventTimeStamp(IE_Base): name = "IE Event Time Stamp" ie_type = 156 fields_desc = IE_Base.fields_desc + [ IntField("timestamp", 0), ExtraDataField("extra_data"), ] class IE_AveragingWindow(IE_Base): name = "IE Averaging Window" ie_type = 157 fields_desc = IE_Base.fields_desc + [ IntField("averaging_window", 0), ExtraDataField("extra_data"), ] class IE_PagingPolicyIndicator(IE_Base): name = "IE Paging Policy Indicator" ie_type = 158 fields_desc = IE_Base.fields_desc + [ XBitField("spare", 0, 5), BitField("ppi", 0, 3), ExtraDataField("extra_data"), ] class IE_APN_DNN(IE_Base): name = "IE APN/DNN" ie_type = 159 fields_desc = IE_Base.fields_desc + [ APNStrLenField("apn_dnn", "", length_from=lambda x: x.length) ] class IE_3GPP_InterfaceType(IE_Base): name = "IE 3GPP Interface Type" ie_type = 160 fields_desc = IE_Base.fields_desc + [ XBitField("spare_1", 0, 2), BitEnumField("interface_type", "S1-U", 6, InterfaceType), ExtraDataField("extra_data"), ] class IE_EnterpriseSpecific(IE_Base): name = "Enterpise Specific" ie_type = None fields_desc = IE_Base.fields_desc + [ ShortEnumField("enterprise_id", None, IANA_ENTERPRISE_NUMBERS), StrLenField("data", "", length_from=lambda x: x.length - 2), ] class IE_NotImplemented(IE_Base): name = "IE not implemented" ie_type = 0 fields_desc = IE_Base.fields_desc + [ StrLenField("data", "", length_from=lambda x: x.length) ] ietypecls = { 1: IE_CreatePDR, 2: IE_PDI, 3: IE_CreateFAR, 4: IE_ForwardingParameters, 5: IE_DuplicatingParameters, 6: IE_CreateURR, 7: IE_CreateQER, 8: IE_CreatedPDR, 9: IE_UpdatePDR, 10: IE_UpdateFAR, 11: IE_UpdateForwardingParameters, 12: IE_UpdateBAR_SRR, 13: IE_UpdateURR, 14: IE_UpdateQER, 15: IE_RemovePDR, 16: IE_RemoveFAR, 17: IE_RemoveURR, 18: IE_RemoveQER, 19: IE_Cause, 20: IE_SourceInterface, 21: IE_FTEID, 22: IE_NetworkInstance, 23: IE_SDF_Filter, 24: IE_ApplicationId, 25: IE_GateStatus, 26: IE_MBR, 27: IE_GBR, 28: IE_QERCorrelationId, 29: IE_Precedence, 30: IE_TransportLevelMarking, 31: IE_VolumeThreshold, 32: IE_TimeThreshold, 33: IE_MonitoringTime, 34: IE_SubsequentVolumeThreshold, 35: IE_SubsequentTimeThreshold, 36: IE_InactivityDetectionTime, 37: IE_ReportingTriggers, 38: IE_RedirectInformation, 39: IE_ReportType, 40: IE_OffendingIE, 41: IE_ForwardingPolicy, 42: IE_DestinationInterface, 43: IE_UPFunctionFeatures, 44: IE_ApplyAction, 45: IE_DownlinkDataServiceInformation, 46: IE_DownlinkDataNotificationDelay, 47: IE_DLBufferingDuration, 48: IE_DLBufferingSuggestedPacketCount, 49: IE_PFCPSMReqFlags, 50: IE_PFCPSRRspFlags, 51: IE_LoadControlInformation, 52: IE_SequenceNumber, 53: IE_Metric, 54: IE_OverloadControlInformation, 55: IE_Timer, 56: IE_PDR_Id, 57: IE_FSEID, 58: IE_ApplicationID_PFDs, 59: IE_PFDContext, 60: IE_NodeId, 61: IE_PFDContents, 62: IE_MeasurementMethod, 63: IE_UsageReportTrigger, 64: IE_MeasurementPeriod, 65: IE_FqCSID, 66: IE_VolumeMeasurement, 67: IE_DurationMeasurement, 68: IE_ApplicationDetectionInformation, 69: IE_TimeOfFirstPacket, 70: IE_TimeOfLastPacket, 71: IE_QuotaHoldingTime, 72: IE_DroppedDLTrafficThreshold, 73: IE_VolumeQuota, 74: IE_TimeQuota, 75: IE_StartTime, 76: IE_EndTime, 77: IE_QueryURR, 78: IE_UsageReport_SMR, 79: IE_UsageReport_SDR, 80: IE_UsageReport_SRR, 81: IE_URR_Id, 82: IE_LinkedURR_Id, 83: IE_DownlinkDataReport, 84: IE_OuterHeaderCreation, 85: IE_Create_BAR, 86: IE_Update_BAR_SMR, 87: IE_Remove_BAR, 88: IE_BAR_Id, 89: IE_CPFunctionFeatures, 90: IE_UsageInformation, 91: IE_ApplicationInstanceId, 92: IE_FlowInformation, 93: IE_UE_IP_Address, 94: IE_PacketRate, 95: IE_OuterHeaderRemoval, 96: IE_RecoveryTimeStamp, 97: IE_DLFlowLevelMarking, 98: IE_HeaderEnrichment, 99: IE_ErrorIndicationReport, 100: IE_MeasurementInformation, 101: IE_NodeReportType, 102: IE_UserPlanePathFailureReport, 103: IE_RemoteGTP_U_Peer, 104: IE_UR_SEQN, 105: IE_UpdateDuplicatingParameters, 106: IE_ActivatePredefinedRules, 107: IE_DeactivatePredefinedRules, 108: IE_FAR_Id, 109: IE_QER_Id, 110: IE_OCIFlags, 111: IE_PFCPAssociationReleaseRequest, 112: IE_GracefulReleasePeriod, 113: IE_PDNType, 114: IE_FailedRuleId, 115: IE_TimeQuotaMechanism, 116: IE_UserPlaneIPResourceInformation, 117: IE_UserPlaneInactivityTimer, 118: IE_AggregatedURRs, 119: IE_Multiplier, 120: IE_AggregatedURR_Id, 121: IE_SubsequentVolumeQuota, 122: IE_SubsequentTimeQuota, 123: IE_RQI, 124: IE_QFI, 125: IE_QueryURRReference, 126: IE_AdditionalUsageReportsInformation, 127: IE_CreateTrafficEndpoint, 128: IE_CreatedTrafficEndpoint, 129: IE_UpdateTrafficEndpoint, 130: IE_RemoveTrafficEndpoint, 131: IE_TrafficEndpointId, 132: IE_EthernetPacketFilter, 133: IE_MACAddress, 134: IE_C_TAG, 135: IE_S_TAG, 136: IE_Ethertype, 137: IE_Proxying, 138: IE_EthernetFilterId, 139: IE_EthernetFilterProperties, 140: IE_SuggestedBufferingPacketsCount, 141: IE_UserId, 142: IE_EthernetPDUSessionInformation, 143: IE_EthernetTrafficInformation, 144: IE_MACAddressesDetected, 145: IE_MACAddressesRemoved, 146: IE_EthernetInactivityTimer, 147: IE_AdditionalMonitoringTime, 148: IE_EventQuota, 149: IE_EventThreshold, 150: IE_SubsequentEventQuota, 151: IE_SubsequentEventThreshold, 152: IE_TraceInformation, 153: IE_FramedRoute, 154: IE_FramedRouting, 155: IE_FramedIPv6Route, 156: IE_EventTimeStamp, 157: IE_AveragingWindow, 158: IE_PagingPolicyIndicator, 159: IE_APN_DNN, 160: IE_3GPP_InterfaceType, } # # PFCP Messages # 3GPP TS 29.244 V15.6.0 (2019-07) # # class PFCPMessage(Packet): # fields_desc = [PacketListField("IE_list", None, IE_Dispatcher)] class PFCPHeartbeatRequest(Packet): name = "PFCP Heartbeat Request" fields_desc = [ PacketListField("IE_list", [IE_RecoveryTimeStamp()], IE_Dispatcher) ] class PFCPHeartbeatResponse(Packet): name = "PFCP Heartbeat Response" fields_desc = [ PacketListField("IE_list", [IE_RecoveryTimeStamp()], IE_Dispatcher) ] def answers(self, other): return isinstance(other, PFCPHeartbeatRequest) class PFCPPFDManagementRequest(Packet): name = "PFCP PFD Management Request" fields_desc = [PacketListField("IE_list", [], IE_Dispatcher)] class PFCPPFDManagementResponse(Packet): name = "PFCP PFD Management Response" fields_desc = [PacketListField("IE_list", [], IE_Dispatcher)] def answers(self, other): return isinstance(other, PFCPPFDManagementRequest) class PFCPAssociationSetupRequest(Packet): name = "PFCP Association Setup Request" fields_desc = [PacketListField("IE_list", [], IE_Dispatcher)] class PFCPAssociationSetupResponse(Packet): name = "PFCP Association Setup Response" fields_desc = [PacketListField("IE_list", [], IE_Dispatcher)] def answers(self, other): return isinstance(other, PFCPAssociationSetupRequest) class PFCPAssociationUpdateRequest(Packet): name = "PFCP Association Update Request" fields_desc = [PacketListField("IE_list", [], IE_Dispatcher)] class PFCPAssociationUpdateResponse(Packet): name = "PFCP Association Update Response" fields_desc = [PacketListField("IE_list", [], IE_Dispatcher)] def answers(self, other): return isinstance(other, PFCPAssociationUpdateRequest) class PFCPAssociationReleaseRequest(Packet): name = "PFCP Association Release Request" fields_desc = [PacketListField("IE_list", [], IE_Dispatcher)] class PFCPAssociationReleaseResponse(Packet): name = "PFCP Association Release Response" fields_desc = [PacketListField("IE_list", [], IE_Dispatcher)] def answers(self, other): return isinstance(other, PFCPAssociationReleaseRequest) class PFCPVersionNotSupportedResponse(Packet): name = "PFCP Version Not Supported Response" fields_desc = [PacketListField("IE_list", [], IE_Dispatcher)] # TODO: answers() class PFCPNodeReportRequest(Packet): name = "PFCP Node Report Request" fields_desc = [PacketListField("IE_list", [], IE_Dispatcher)] class PFCPNodeReportResponse(Packet): name = "PFCP Node Report Response" fields_desc = [PacketListField("IE_list", [], IE_Dispatcher)] def answers(self, other): return isinstance(other, PFCPNodeReportRequest) class PFCPSessionSetDeletionRequest(Packet): name = "PFCP Session Set Deletion Request" fields_desc = [PacketListField("IE_list", [], IE_Dispatcher)] class PFCPSessionSetDeletionResponse(Packet): name = "PFCP Session Set Deletion Response" fields_desc = [PacketListField("IE_list", [], IE_Dispatcher)] def answers(self, other): return isinstance(other, PFCPSessionSetDeletionRequest) class PFCPSessionEstablishmentRequest(Packet): name = "PFCP Session Establishment Request" fields_desc = [PacketListField("IE_list", [], IE_Dispatcher)] class PFCPSessionEstablishmentResponse(Packet): name = "PFCP Session Establishment Response" fields_desc = [PacketListField("IE_list", [], IE_Dispatcher)] def answers(self, other): return isinstance(other, PFCPSessionEstablishmentRequest) class PFCPSessionModificationRequest(Packet): name = "PFCP Session Modification Request" fields_desc = [PacketListField("IE_list", [], IE_Dispatcher)] class PFCPSessionModificationResponse(Packet): name = "PFCP Session Modification Response" fields_desc = [PacketListField("IE_list", [], IE_Dispatcher)] def answers(self, other): return isinstance(other, PFCPSessionModificationRequest) class PFCPSessionDeletionRequest(Packet): name = "PFCP Session Deletion Request" fields_desc = [PacketListField("IE_list", [], IE_Dispatcher)] class PFCPSessionDeletionResponse(Packet): name = "PFCP Session Deletion Response" fields_desc = [PacketListField("IE_list", [], IE_Dispatcher)] def answers(self, other): return isinstance(other, PFCPSessionDeletionRequest) class PFCPSessionReportRequest(Packet): name = "PFCP Session Report Request" fields_desc = [PacketListField("IE_list", [], IE_Dispatcher)] class PFCPSessionReportResponse(Packet): name = "PFCP Session Report Response" fields_desc = [PacketListField("IE_list", [], IE_Dispatcher)] def answers(self, other): return isinstance(other, PFCPSessionReportRequest) bind_bottom_up(UDP, PFCP, dport=8805) bind_bottom_up(UDP, PFCP, sport=8805) bind_layers(UDP, PFCP, dport=8805, sport=8805) bind_layers(PFCP, PFCPHeartbeatRequest, message_type=1) bind_layers(PFCP, PFCPHeartbeatResponse, message_type=2) bind_layers(PFCP, PFCPPFDManagementRequest, message_type=3) bind_layers(PFCP, PFCPPFDManagementResponse, message_type=4) bind_layers(PFCP, PFCPAssociationSetupRequest, message_type=5) bind_layers(PFCP, PFCPAssociationSetupResponse, message_type=6) bind_layers(PFCP, PFCPAssociationUpdateRequest, message_type=7) bind_layers(PFCP, PFCPAssociationUpdateResponse, message_type=8) bind_layers(PFCP, PFCPAssociationReleaseRequest, message_type=9) bind_layers(PFCP, PFCPAssociationReleaseResponse, message_type=10) bind_layers(PFCP, PFCPVersionNotSupportedResponse, message_type=11) bind_layers(PFCP, PFCPNodeReportRequest, message_type=12) bind_layers(PFCP, PFCPNodeReportResponse, message_type=13) bind_layers(PFCP, PFCPSessionSetDeletionRequest, message_type=14) bind_layers(PFCP, PFCPSessionSetDeletionResponse, message_type=15) bind_layers(PFCP, PFCPSessionEstablishmentRequest, message_type=50) bind_layers(PFCP, PFCPSessionEstablishmentResponse, message_type=51) bind_layers(PFCP, PFCPSessionModificationRequest, message_type=52) bind_layers(PFCP, PFCPSessionModificationResponse, message_type=53) bind_layers(PFCP, PFCPSessionDeletionRequest, message_type=54) bind_layers(PFCP, PFCPSessionDeletionResponse, message_type=55) bind_layers(PFCP, PFCPSessionReportRequest, message_type=56) bind_layers(PFCP, PFCPSessionReportResponse, message_type=57) # FIXME: the following fails with pfcplib-generated pcaps: # bind_layers(PFCP, PFCPSessionEstablishmentRequest, message_type=50, S=1) # bind_layers(PFCP, PFCPSessionEstablishmentResponse, message_type=51, S=1) # bind_layers(PFCP, PFCPSessionModificationRequest, message_type=52, S=1) # bind_layers(PFCP, PFCPSessionModificationResponse, message_type=53, S=1) # bind_layers(PFCP, PFCPSessionDeletionRequest, message_type=54, S=1) # bind_layers(PFCP, PFCPSessionDeletionResponse, message_type=55, S=1) # bind_layers(PFCP, PFCPSessionReportRequest, message_type=56, S=1) # bind_layers(PFCP, PFCPSessionReportResponse, message_type=57, S=1) # TODO: limit possible child IEs based on IE type IE_UE_IP_Address(SD=0, V4=0, V6=0, spare=0)