From patchwork Tue Sep 8 03:26:39 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Xiao, QimaiX" X-Patchwork-Id: 76826 Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 6C988A04AA; Tue, 8 Sep 2020 05:51:33 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 5B58C1C138; Tue, 8 Sep 2020 05:51:33 +0200 (CEST) Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by dpdk.org (Postfix) with ESMTP id F20ED1C134 for ; Tue, 8 Sep 2020 05:51:30 +0200 (CEST) IronPort-SDR: sCKl/Wb+n4crpSfXNAFRw1to2qwHyA+6Gga6xDA/k/U+xccN3JyL1ZHw75KimzM8XM9iQm5wh2 elWhHpawGwSA== X-IronPort-AV: E=McAfee;i="6000,8403,9737"; a="158088231" X-IronPort-AV: E=Sophos;i="5.76,404,1592895600"; d="scan'208";a="158088231" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Sep 2020 20:51:30 -0700 IronPort-SDR: ejzanh9RSOf9pOs0UvgNaVvGQFzzoyWO/f780gNeO+YfeUOw2Pe6hqoXnAsB9c24btlYr0P/7t SJXlXM5wUNMA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.76,404,1592895600"; d="scan'208";a="407002992" Received: from unknown (HELO localhost.localdomain) ([10.240.183.52]) by fmsmga001.fm.intel.com with ESMTP; 07 Sep 2020 20:51:28 -0700 From: Xiao Qimai To: dts@dpdk.org Cc: Xiao Qimai Date: Tue, 8 Sep 2020 03:26:39 +0000 Message-Id: <20200908032645.11852-2-qimaix.xiao@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200908032645.11852-1-qimaix.xiao@intel.com> References: <20200908032645.11852-1-qimaix.xiao@intel.com> MIME-Version: 1.0 Subject: [dts] [PATCH V1 1/7]dep: mv scapy modules to new folder scapy_modules X-BeenThere: dts@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: test suite reviews and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dts-bounces@dpdk.org Sender: "dts" Signed-off-by: Xiao Qimai --- dep/gtp_v2.py | 934 ------------------------------ dep/{ => scapy_modules}/Dot1BR.py | 2 +- dep/{ => scapy_modules}/gtp.py | 55 +- dep/{ => scapy_modules}/igmp.py | 0 dep/{ => scapy_modules}/lldp.py | 2 +- dep/{ => scapy_modules}/mpls.py | 0 dep/{ => scapy_modules}/nsh.py | 0 dep/{ => scapy_modules}/nvgre.py | 6 +- dep/{ => scapy_modules}/pfcp.py | 0 dep/{ => scapy_modules}/vxlan.py | 0 10 files changed, 51 insertions(+), 948 deletions(-) delete mode 100644 dep/gtp_v2.py rename dep/{ => scapy_modules}/Dot1BR.py (98%) rename dep/{ => scapy_modules}/gtp.py (94%) rename dep/{ => scapy_modules}/igmp.py (100%) rename dep/{ => scapy_modules}/lldp.py (99%) rename dep/{ => scapy_modules}/mpls.py (100%) rename dep/{ => scapy_modules}/nsh.py (100%) rename dep/{ => scapy_modules}/nvgre.py (90%) rename dep/{ => scapy_modules}/pfcp.py (100%) rename dep/{ => scapy_modules}/vxlan.py (100%) diff --git a/dep/gtp_v2.py b/dep/gtp_v2.py deleted file mode 100644 index 6cffd47b..00000000 --- a/dep/gtp_v2.py +++ /dev/null @@ -1,934 +0,0 @@ -# Copyright (C) 2017 Alessio Deiana -# 2017 Alexis Sultan - -# This file is part of Scapy -# Scapy is free software: you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation, either version 2 of the License, or -# any later version. -# -# Scapy is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with Scapy. If not, see . - -# scapy.contrib.description = GPRS Tunneling Protocol v2 (GTPv2) -# scapy.contrib.status = loads - -import struct - - -from scapy.compat import orb -from scapy.fields import BitEnumField, BitField, ByteEnumField, ByteField, \ - ConditionalField, IntField, IPField, LongField, PacketField, \ - PacketListField, ShortEnumField, ShortField, StrFixedLenField, \ - StrLenField, ThreeBytesField, XBitField, XIntField, XShortField -from scapy.packet import bind_layers, Packet, Raw -from scapy.volatile import RandIP, RandShort - - -from scapy.contrib import gtp - - -RATType = { - 6: "EUTRAN", -} - -GTPmessageType = {1: "echo_request", - 2: "echo_response", - 32: "create_session_req", - 33: "create_session_res", - 34: "modify_bearer_req", - 35: "modify_bearer_res", - 36: "delete_session_req", - 37: "delete_session_res", - 70: "downlink_data_notif_failure_indic", - 170: "realease_bearers_req", - 171: "realease_bearers_res", - 176: "downlink_data_notif", - 177: "downlink_data_notif_ack", - } - -IEType = {1: "IMSI", - 2: "Cause", - 3: "Recovery Restart", - 71: "APN", - 72: "AMBR", - 73: "EPS Bearer ID", - 74: "IPv4", - 75: "MEI", - 76: "MSISDN", - 77: "Indication", - 78: "Protocol Configuration Options", - 79: "PAA", - 80: "Bearer QoS", - 82: "RAT", - 83: "Serving Network", - 86: "ULI", - 87: "F-TEID", - 93: "Bearer Context", - 94: "Charging ID", - 95: "Charging Characteristics", - 99: "PDN Type", - 114: "UE Time zone", - 126: "Port Number", - 127: "APN Restriction", - 128: "Selection Mode", - 161: "Max MBR/APN-AMBR (MMBR)" - } - -CauseValues = { - 16: "Request Accepted", -} - - -class GTPHeader(Packet): - # 3GPP TS 29.060 V9.1.0 (2009-12) - # without the version - name = "GTP v2 Header" - fields_desc = [BitField("version", 2, 3), - BitField("P", 1, 1), - BitField("T", 1, 1), - BitField("SPARE", 0, 1), - BitField("SPARE", 0, 1), - BitField("SPARE", 0, 1), - ByteEnumField("gtp_type", None, GTPmessageType), - ShortField("length", None), - ConditionalField(IntField("teid", 0), - lambda pkt:pkt.T == 1), - ThreeBytesField("seq", RandShort()), - ByteField("SPARE", 0) - ] - - def post_build(self, p, pay): - p += pay - if self.length is None: - tmp_len = len(p) - 8 - p = p[:2] + struct.pack("!H", tmp_len) + p[4:] - return p - - def hashret(self): - return struct.pack("B", self.version) + self.payload.hashret() - - def answers(self, other): - return (isinstance(other, GTPHeader) and - self.version == other.version and - self.payload.answers(other.payload)) - - -class IE_IPv4(gtp.IE_Base): - name = "IE IPv4" - fields_desc = [ByteEnumField("ietype", 74, IEType), - ShortField("length", 0), - BitField("CR_flag", 0, 4), - BitField("instance", 0, 4), - IPField("address", RandIP())] - - -class IE_MEI(gtp.IE_Base): - name = "IE MEI" - fields_desc = [ByteEnumField("ietype", 75, IEType), - ShortField("length", 0), - BitField("CR_flag", 0, 4), - BitField("instance", 0, 4), - LongField("MEI", 0)] - - -def IE_Dispatcher(s): - """Choose the correct Information Element class.""" - - # Get the IE type - ietype = orb(s[0]) - cls = ietypecls.get(ietype, Raw) - - # if ietype greater than 128 are TLVs - if cls is Raw and ietype > 128: - cls = IE_NotImplementedTLV - - return cls(s) - - -class IE_EPSBearerID(gtp.IE_Base): - name = "IE EPS Bearer ID" - fields_desc = [ByteEnumField("ietype", 73, IEType), - ShortField("length", 0), - BitField("CR_flag", 0, 4), - BitField("instance", 0, 4), - ByteField("EBI", 0)] - - -class IE_RAT(gtp.IE_Base): - name = "IE RAT" - fields_desc = [ByteEnumField("ietype", 82, IEType), - ShortField("length", 0), - BitField("CR_flag", 0, 4), - BitField("instance", 0, 4), - ByteEnumField("RAT_type", None, RATType)] - - -class IE_ServingNetwork(gtp.IE_Base): - name = "IE Serving Network" - fields_desc = [ByteEnumField("ietype", 83, IEType), - ShortField("length", 0), - BitField("CR_flag", 0, 4), - BitField("instance", 0, 4), - gtp.TBCDByteField("MCC", "", 2), - gtp.TBCDByteField("MNC", "", 1)] - - -class ULI_RAI(gtp.IE_Base): - name = "IE Tracking Area Identity" - fields_desc = [ - gtp.TBCDByteField("MCC", "", 2), - # MNC: if the third digit of MCC is 0xf, then the length of - # MNC is 1 byte - gtp.TBCDByteField("MNC", "", 1), - ShortField("LAC", 0), - ShortField("RAC", 0)] - - -class ULI_SAI(gtp.IE_Base): - name = "IE Tracking Area Identity" - fields_desc = [ - gtp.TBCDByteField("MCC", "", 2), - gtp.TBCDByteField("MNC", "", 1), - ShortField("LAC", 0), - ShortField("SAC", 0)] - - -class ULI_TAI(gtp.IE_Base): - name = "IE Tracking Area Identity" - fields_desc = [ - gtp.TBCDByteField("MCC", "", 2), - gtp.TBCDByteField("MNC", "", 1), - ShortField("TAC", 0)] - - -class ULI_ECGI(gtp.IE_Base): - name = "IE E-UTRAN Cell Identifier" - fields_desc = [ - gtp.TBCDByteField("MCC", "", 2), - gtp.TBCDByteField("MNC", "", 1), - BitField("SPARE", 0, 4), - BitField("ECI", 0, 28)] - - -class IE_ULI(gtp.IE_Base): - name = "IE ULI" - fields_desc = [ByteEnumField("ietype", 86, IEType), - ShortField("length", 0), - BitField("CR_flag", 0, 4), - BitField("instance", 0, 4), - BitField("SPARE", 0, 2), - BitField("LAI_Present", 0, 1), - BitField("ECGI_Present", 0, 1), - BitField("TAI_Present", 0, 1), - BitField("RAI_Present", 0, 1), - BitField("SAI_Present", 0, 1), - BitField("CGI_Present", 0, 1), - ConditionalField( - PacketField("SAI", 0, ULI_SAI), lambda pkt: bool(pkt.SAI_Present)), - ConditionalField( - PacketField("RAI", 0, ULI_RAI), lambda pkt: bool(pkt.RAI_Present)), - ConditionalField( - PacketField("TAI", 0, ULI_TAI), lambda pkt: bool(pkt.TAI_Present)), - ConditionalField(PacketField("ECGI", 0, ULI_ECGI), - lambda pkt: bool(pkt.ECGI_Present))] - - -class IE_FTEID(gtp.IE_Base): - name = "IE F-TEID" - fields_desc = [ByteEnumField("ietype", 87, IEType), - ShortField("length", 0), - BitField("CR_flag", 0, 4), - BitField("instance", 0, 4), - BitField("ipv4_present", 0, 1), - BitField("ipv6_present", 0, 1), - BitField("InterfaceType", 0, 6), - XIntField("GRE_Key", 0), - ConditionalField( - IPField("ipv4", RandIP()), lambda pkt: pkt.ipv4_present), - ConditionalField(XBitField("ipv6", "2001::", 128), - lambda pkt: pkt.ipv6_present)] - - -class IE_BearerContext(gtp.IE_Base): - name = "IE Bearer Context" - fields_desc = [ByteEnumField("ietype", 93, IEType), - ShortField("length", 0), - BitField("CR_flag", 0, 4), - BitField("instance", 0, 4), - PacketListField("IE_list", None, IE_Dispatcher, - length_from=lambda pkt: pkt.length)] - - -class IE_NotImplementedTLV(gtp.IE_Base): - name = "IE not implemented" - fields_desc = [ByteEnumField("ietype", 0, IEType), - ShortField("length", None), - StrLenField("data", "", length_from=lambda x: x.length)] - - -class IE_IMSI(gtp.IE_Base): - name = "IE IMSI" - fields_desc = [ByteEnumField("ietype", 1, IEType), - ShortField("length", None), - BitField("CR_flag", 0, 4), - BitField("instance", 0, 4), - gtp.TBCDByteField("IMSI", "33607080910", - length_from=lambda x: x.length)] - - -class IE_Cause(gtp.IE_Base): - name = "IE Cause" - fields_desc = [ByteEnumField("ietype", 2, IEType), - ShortField("length", None), - BitField("CR_flag", 0, 4), - BitField("instance", 0, 4), - ByteEnumField("Cause", 1, CauseValues), - BitField("SPARE", 0, 5), - BitField("PCE", 0, 1), - BitField("BCE", 0, 1), - BitField("CS", 0, 1)] - - -class IE_RecoveryRestart(gtp.IE_Base): - name = "IE Recovery Restart" - fields_desc = [ByteEnumField("ietype", 3, IEType), - ShortField("length", None), - BitField("CR_flag", 0, 4), - BitField("instance", 0, 4), - ByteField("restart_counter", 0)] - - -class IE_APN(gtp.IE_Base): - name = "IE APN" - fields_desc = [ByteEnumField("ietype", 71, IEType), - ShortField("length", None), - BitField("CR_flag", 0, 4), - BitField("instance", 0, 4), - gtp.APNStrLenField("APN", "internet", - length_from=lambda x: x.length)] - - -class IE_AMBR(gtp.IE_Base): - name = "IE AMBR" - fields_desc = [ByteEnumField("ietype", 72, IEType), - ShortField("length", None), - BitField("CR_flag", 0, 4), - BitField("instance", 0, 4), - IntField("AMBR_Uplink", 0), - IntField("AMBR_Downlink", 0)] - - -class IE_MSISDN(gtp.IE_Base): - name = "IE MSISDN" - fields_desc = [ByteEnumField("ietype", 76, IEType), - ShortField("length", None), - BitField("CR_flag", 0, 4), - BitField("instance", 0, 4), - gtp.TBCDByteField("digits", "33123456789", - length_from=lambda x: x.length)] - - -class IE_Indication(gtp.IE_Base): - name = "IE Cause" - fields_desc = [ByteEnumField("ietype", 77, IEType), - ShortField("length", None), - BitField("CR_flag", 0, 4), - BitField("instance", 0, 4), - BitField("DAF", 0, 1), - BitField("DTF", 0, 1), - BitField("HI", 0, 1), - BitField("DFI", 0, 1), - BitField("OI", 0, 1), - BitField("ISRSI", 0, 1), - BitField("ISRAI", 0, 1), - BitField("SGWCI", 0, 1), - BitField("SQCI", 0, 1), - BitField("UIMSI", 0, 1), - BitField("CFSI", 0, 1), - BitField("CRSI", 0, 1), - BitField("PS", 0, 1), - BitField("PT", 0, 1), - BitField("SI", 0, 1), - BitField("MSV", 0, 1), - - ConditionalField( - BitField("RetLoc", 0, 1), lambda pkt: pkt.length > 2), - ConditionalField( - BitField("PBIC", 0, 1), lambda pkt: pkt.length > 2), - ConditionalField( - BitField("SRNI", 0, 1), lambda pkt: pkt.length > 2), - ConditionalField( - BitField("S6AF", 0, 1), lambda pkt: pkt.length > 2), - ConditionalField( - BitField("S4AF", 0, 1), lambda pkt: pkt.length > 2), - ConditionalField( - BitField("MBMDT", 0, 1), lambda pkt: pkt.length > 2), - ConditionalField( - BitField("ISRAU", 0, 1), lambda pkt: pkt.length > 2), - ConditionalField( - BitField("CCRSI", 0, 1), lambda pkt: pkt.length > 2), - - ConditionalField( - BitField("CPRAI", 0, 1), lambda pkt: pkt.length > 3), - ConditionalField( - BitField("ARRL", 0, 1), lambda pkt: pkt.length > 3), - ConditionalField( - BitField("PPOFF", 0, 1), lambda pkt: pkt.length > 3), - ConditionalField( - BitField("PPON", 0, 1), lambda pkt: pkt.length > 3), - ConditionalField( - BitField("PPSI", 0, 1), lambda pkt: pkt.length > 3), - ConditionalField( - BitField("CSFBI", 0, 1), lambda pkt: pkt.length > 3), - ConditionalField( - BitField("CLII", 0, 1), lambda pkt: pkt.length > 3), - ConditionalField( - BitField("CPSR", 0, 1), lambda pkt: pkt.length > 3), - - ] - - -PDN_TYPES = { - 1: "IPv4", - 2: "IPv6", - 3: "IPv4/IPv6", -} - -PCO_OPTION_TYPES = { - 3: "IPv4", - 129: "Primary DNS Server IP address", - 130: "Primary NBNS Server IP address", - 131: "Secondary DNS Server IP address", - 132: "Secondary NBNS Server IP address", -} - - -class PCO_Option(Packet): - def extract_padding(self, pkt): - return "", pkt - - -class PCO_IPv4(PCO_Option): - name = "IPv4" - fields_desc = [ByteEnumField("type", None, PCO_OPTION_TYPES), - ByteField("length", 0), - IPField("address", RandIP())] - - -class PCO_Primary_DNS(PCO_Option): - name = "Primary DNS Server IP Address" - fields_desc = [ByteEnumField("type", None, PCO_OPTION_TYPES), - ByteField("length", 0), - IPField("address", RandIP())] - - -class PCO_Primary_NBNS(PCO_Option): - name = "Primary DNS Server IP Address" - fields_desc = [ByteEnumField("type", None, PCO_OPTION_TYPES), - ByteField("length", 0), - IPField("address", RandIP())] - - -class PCO_Secondary_DNS(PCO_Option): - name = "Secondary DNS Server IP Address" - fields_desc = [ByteEnumField("type", None, PCO_OPTION_TYPES), - ByteField("length", 0), - IPField("address", RandIP())] - - -class PCO_Secondary_NBNS(PCO_Option): - name = "Secondary NBNS Server IP Address" - fields_desc = [ByteEnumField("type", None, PCO_OPTION_TYPES), - ByteField("length", 0), - IPField("address", RandIP())] - - -PCO_PROTOCOL_TYPES = { - 0x0001: 'P-CSCF IPv6 Address Request', - 0x0003: 'DNS Server IPv6 Address Request', - 0x0005: 'MS Support of Network Requested Bearer Control indicator', - 0x000a: 'IP Allocation via NAS', - 0x000d: 'DNS Server IPv4 Address Request', - 0x000c: 'P-CSCF IPv4 Address Request', - 0x0010: 'IPv4 Link MTU Request', - 0x8021: 'IPCP', - 0xc023: 'Password Authentication Protocol', - 0xc223: 'Challenge Handshake Authentication Protocol', -} - -PCO_OPTION_CLASSES = { - 3: PCO_IPv4, - 129: PCO_Primary_DNS, - 130: PCO_Primary_NBNS, - 131: PCO_Secondary_DNS, - 132: PCO_Secondary_NBNS, -} - - -def PCO_option_dispatcher(s): - """Choose the correct PCO element.""" - option = orb(s[0]) - - cls = PCO_OPTION_CLASSES.get(option, Raw) - return cls(s) - - -def len_options(pkt): - return pkt.length - 4 if pkt.length else 0 - - -class PCO_P_CSCF_IPv6_Address_Request(PCO_Option): - name = "PCO PCO-P CSCF IPv6 Address Request" - fields_desc = [ShortEnumField("type", None, PCO_PROTOCOL_TYPES), - ByteField("length", 0), - ConditionalField(XBitField("address", - "2001:db8:0:42::", 128), - lambda pkt: pkt.length)] - - -class PCO_DNS_Server_IPv6(PCO_Option): - name = "PCO DNS Server IPv6 Address Request" - fields_desc = [ShortEnumField("type", None, PCO_PROTOCOL_TYPES), - ByteField("length", 0), - ConditionalField(XBitField("address", - "2001:db8:0:42::", 128), - lambda pkt: pkt.length)] - - -class PCO_SOF(PCO_Option): - name = "PCO MS Support of Network Requested Bearer Control indicator" - fields_desc = [ShortEnumField("type", None, PCO_PROTOCOL_TYPES), - ByteField("length", 0), - ] - - -class PCO_PPP(PCO_Option): - name = "PPP IP Control Protocol" - fields_desc = [ByteField("Code", 0), - ByteField("Identifier", 0), - ShortField("length", 0), - PacketListField("Options", None, PCO_option_dispatcher, - length_from=len_options)] - - def extract_padding(self, pkt): - return "", pkt - - -class PCO_IP_Allocation_via_NAS(PCO_Option): - name = "PCO IP Address allocation via NAS Signaling" - fields_desc = [ShortEnumField("type", None, PCO_PROTOCOL_TYPES), - ByteField("length", 0), - PacketListField("Options", None, PCO_option_dispatcher, - length_from=len_options)] - - -class PCO_P_CSCF_IPv4_Address_Request(PCO_Option): - name = "PCO PCO-P CSCF IPv4 Address Request" - fields_desc = [ShortEnumField("type", None, PCO_PROTOCOL_TYPES), - ByteField("length", 0), - ConditionalField(IPField("address", RandIP()), - lambda pkt: pkt.length)] - - -class PCO_DNS_Server_IPv4(PCO_Option): - name = "PCO DNS Server IPv4 Address Request" - fields_desc = [ShortEnumField("type", None, PCO_PROTOCOL_TYPES), - ByteField("length", 0), - ConditionalField(IPField("address", RandIP()), - lambda pkt: pkt.length)] - - -class PCO_IPv4_Link_MTU_Request(PCO_Option): - name = "PCO IPv4 Link MTU Request" - fields_desc = [ShortEnumField("type", None, PCO_PROTOCOL_TYPES), - ByteField("length", 0), - ConditionalField(ShortField("MTU_size", 1500), - lambda pkt: pkt.length)] - - -class PCO_IPCP(PCO_Option): - name = "PCO Internet Protocol Control Protocol" - fields_desc = [ShortEnumField("type", None, PCO_PROTOCOL_TYPES), - ByteField("length", 0), - PacketField("PPP", None, PCO_PPP)] - - -class PCO_PPP_Auth(PCO_Option): - name = "PPP Password Authentication Protocol" - fields_desc = [ByteField("Code", 0), - ByteField("Identifier", 0), - ShortField("length", 0), - ByteField("PeerID_length", 0), - ConditionalField(StrFixedLenField( - "PeerID", - "", - length_from=lambda pkt: pkt.PeerID_length), - lambda pkt: pkt.PeerID_length), - ByteField("Password_length", 0), - ConditionalField( - StrFixedLenField( - "Password", - "", - length_from=lambda pkt: pkt.Password_length), - lambda pkt: pkt.Password_length)] - - -class PCO_PasswordAuthentificationProtocol(PCO_Option): - name = "PCO Password Authentication Protocol" - fields_desc = [ShortEnumField("type", None, PCO_PROTOCOL_TYPES), - ByteField("length", 0), - PacketField("PPP", None, PCO_PPP_Auth)] - - -class PCO_PPP_Challenge(PCO_Option): - name = "PPP Password Authentication Protocol" - fields_desc = [ByteField("Code", 0), - ByteField("Identifier", 0), - ShortField("length", 0), - ByteField("value_size", 0), - ConditionalField(StrFixedLenField( - "value", "", - length_from=lambda pkt: pkt.value_size), - lambda pkt: pkt.value_size), - ConditionalField(StrFixedLenField( - "name", "", - length_from=lambda pkt: pkt.length - pkt.value_size - 5), # noqa: E501 - lambda pkt: pkt.length)] - - -class PCO_ChallengeHandshakeAuthenticationProtocol(PCO_Option): - name = "PCO Password Authentication Protocol" - fields_desc = [ShortEnumField("type", None, PCO_PROTOCOL_TYPES), - ByteField("length", 0), - PacketField("PPP", None, PCO_PPP_Challenge)] - - -PCO_PROTOCOL_CLASSES = { - 0x0001: PCO_P_CSCF_IPv6_Address_Request, - 0x0003: PCO_DNS_Server_IPv6, - 0x0005: PCO_SOF, - 0x000a: PCO_IP_Allocation_via_NAS, - 0x000c: PCO_P_CSCF_IPv4_Address_Request, - 0x000d: PCO_DNS_Server_IPv4, - 0x0010: PCO_IPv4_Link_MTU_Request, - 0x8021: PCO_IPCP, - 0xc023: PCO_PasswordAuthentificationProtocol, - 0xc223: PCO_ChallengeHandshakeAuthenticationProtocol, -} - - -def PCO_protocol_dispatcher(s): - """Choose the correct PCO element.""" - proto_num = orb(s[0]) * 256 + orb(s[1]) - cls = PCO_PROTOCOL_CLASSES.get(proto_num, Raw) - return cls(s) - - -class IE_PCO(gtp.IE_Base): - name = "IE Protocol Configuration Options" - fields_desc = [ByteEnumField("ietype", 78, IEType), - ShortField("length", None), - BitField("CR_flag", 0, 4), - BitField("instance", 0, 4), - BitField("Extension", 0, 1), - BitField("SPARE", 0, 4), - BitField("PPP", 0, 3), - PacketListField("Protocols", None, PCO_protocol_dispatcher, - length_from=lambda pkt: pkt.length - 1)] - - -class IE_PAA(gtp.IE_Base): - name = "IE PAA" - fields_desc = [ByteEnumField("ietype", 79, IEType), - ShortField("length", None), - BitField("CR_flag", 0, 4), - BitField("instance", 0, 4), - BitField("SPARE", 0, 5), - BitEnumField("PDN_type", None, 3, PDN_TYPES), - ConditionalField( - ByteField("ipv6_prefix_length", 8), - lambda pkt: pkt.PDN_type in (2, 3)), - ConditionalField( - XBitField("ipv6", "2001:db8:0:42::", 128), - lambda pkt: pkt.PDN_type in (2, 3)), - ConditionalField( - IPField("ipv4", 0), lambda pkt: pkt.PDN_type in (1, 3)), - ] - - -class IE_Bearer_QoS(gtp.IE_Base): - name = "IE Bearer Quality of Service" - fields_desc = [ByteEnumField("ietype", 80, IEType), - ShortField("length", None), - BitField("CR_flag", 0, 4), - BitField("instance", 0, 4), - BitField("SPARE", 0, 1), - BitField("PCI", 0, 1), - BitField("PriorityLevel", 0, 4), - BitField("SPARE", 0, 1), - BitField("PVI", 0, 1), - ByteField("QCI", 0), - BitField("MaxBitRateForUplink", 0, 40), - BitField("MaxBitRateForDownlink", 0, 40), - BitField("GuaranteedBitRateForUplink", 0, 40), - BitField("GuaranteedBitRateForDownlink", 0, 40)] - - -class IE_ChargingID(gtp.IE_Base): - name = "IE Charging ID" - fields_desc = [ByteEnumField("ietype", 94, IEType), - ShortField("length", None), - BitField("CR_flag", 0, 4), - BitField("instance", 0, 4), - IntField("ChargingID", 0)] - - -class IE_ChargingCharacteristics(gtp.IE_Base): - name = "IE Charging ID" - fields_desc = [ByteEnumField("ietype", 95, IEType), - ShortField("length", None), - BitField("CR_flag", 0, 4), - BitField("instance", 0, 4), - XShortField("ChargingCharacteristric", 0)] - - -class IE_PDN_type(gtp.IE_Base): - name = "IE PDN Type" - fields_desc = [ByteEnumField("ietype", 99, IEType), - ShortField("length", None), - BitField("CR_flag", 0, 4), - BitField("instance", 0, 4), - BitField("SPARE", 0, 5), - BitEnumField("PDN_type", None, 3, PDN_TYPES)] - - -class IE_UE_Timezone(gtp.IE_Base): - name = "IE UE Time zone" - fields_desc = [ByteEnumField("ietype", 114, IEType), - ShortField("length", None), - BitField("CR_flag", 0, 4), - BitField("instance", 0, 4), - ByteField("Timezone", 0), - ByteField("DST", 0)] - - -class IE_Port_Number(gtp.IE_Base): - name = "IE Port Number" - fields_desc = [ByteEnumField("ietype", 126, IEType), - ShortField("length", 2), - BitField("CR_flag", 0, 4), - BitField("instance", 0, 4), - ShortField("PortNumber", RandShort())] - - -class IE_APN_Restriction(gtp.IE_Base): - name = "IE APN Restriction" - fields_desc = [ByteEnumField("ietype", 127, IEType), - ShortField("length", None), - BitField("CR_flag", 0, 4), - BitField("instance", 0, 4), - ByteField("APN_Restriction", 0)] - - -class IE_SelectionMode(gtp.IE_Base): - name = "IE Selection Mode" - fields_desc = [ByteEnumField("ietype", 128, IEType), - ShortField("length", None), - BitField("CR_flag", 0, 4), - BitField("instance", 0, 4), - BitField("SPARE", 0, 6), - BitField("SelectionMode", 0, 2)] - - -class IE_MMBR(gtp.IE_Base): - name = "IE Max MBR/APN-AMBR (MMBR)" - fields_desc = [ByteEnumField("ietype", 72, IEType), - ShortField("length", None), - BitField("CR_flag", 0, 4), - BitField("instance", 0, 4), - IntField("uplink_rate", 0), - IntField("downlink_rate", 0)] - - -ietypecls = {1: IE_IMSI, - 2: IE_Cause, - 3: IE_RecoveryRestart, - 71: IE_APN, - 72: IE_AMBR, - 73: IE_EPSBearerID, - 74: IE_IPv4, - 75: IE_MEI, - 76: IE_MSISDN, - 77: IE_Indication, - 78: IE_PCO, - 79: IE_PAA, - 80: IE_Bearer_QoS, - 82: IE_RAT, - 83: IE_ServingNetwork, - 86: IE_ULI, - 87: IE_FTEID, - 93: IE_BearerContext, - 94: IE_ChargingID, - 95: IE_ChargingCharacteristics, - 99: IE_PDN_type, - 114: IE_UE_Timezone, - 126: IE_Port_Number, - 127: IE_APN_Restriction, - 128: IE_SelectionMode, - 161: IE_MMBR} - -# -# GTPv2 Commands -# 3GPP TS 29.060 V9.1.0 (2009-12) -# - - -class GTPV2Command(Packet): - fields_desc = [PacketListField("IE_list", None, IE_Dispatcher)] - - -class GTPV2EchoRequest(GTPV2Command): - name = "GTPv2 Echo Request" - - -class GTPV2EchoResponse(GTPV2Command): - name = "GTPv2 Echo Response" - - -class GTPV2CreateSessionRequest(GTPV2Command): - name = "GTPv2 Create Session Request" - - -class GTPV2CreateSessionResponse(GTPV2Command): - name = "GTPv2 Create Session Response" - - -class GTPV2DeleteSessionRequest(GTPV2Command): - name = "GTPv2 Delete Session Request" - - -class GTPV2DeleteSessionResponse(GTPV2Command): - name = "GTPv2 Delete Session Request" - - -class GTPV2ModifyBearerCommand(GTPV2Command): - name = "GTPv2 Modify Bearer Command" - - -class GTPV2ModifyBearerFailureNotification(GTPV2Command): - name = "GTPv2 Modify Bearer Command" - - -class GTPV2DownlinkDataNotifFailureIndication(GTPV2Command): - name = "GTPv2 Downlink Data Notification Failure Indication" - - -class GTPV2ModifyBearerRequest(GTPV2Command): - name = "GTPv2 Modify Bearer Request" - - -class GTPV2ModifyBearerResponse(GTPV2Command): - name = "GTPv2 Modify Bearer Response" - - -class GTPV2UpdateBearerRequest(GTPV2Command): - name = "GTPv2 Update Bearer Request" - - -class GTPV2UpdateBearerResponse(GTPV2Command): - name = "GTPv2 Update Bearer Response" - - -class GTPV2DeleteBearerRequest(GTPV2Command): - name = "GTPv2 Delete Bearer Request" - - -class GTPV2SuspendNotification(GTPV2Command): - name = "GTPv2 Suspend Notification" - - -class GTPV2SuspendAcknowledge(GTPV2Command): - name = "GTPv2 Suspend Acknowledge" - - -class GTPV2ResumeNotification(GTPV2Command): - name = "GTPv2 Resume Notification" - - -class GTPV2ResumeAcknowledge(GTPV2Command): - name = "GTPv2 Resume Acknowledge" - - -class GTPV2DeleteBearerResponse(GTPV2Command): - name = "GTPv2 Delete Bearer Response" - - -class GTPV2CreateIndirectDataForwardingTunnelRequest(GTPV2Command): - name = "GTPv2 Create Indirect Data Forwarding Tunnel Request" - - -class GTPV2CreateIndirectDataForwardingTunnelResponse(GTPV2Command): - name = "GTPv2 Create Indirect Data Forwarding Tunnel Response" - - -class GTPV2DeleteIndirectDataForwardingTunnelRequest(GTPV2Command): - name = "GTPv2 Delete Indirect Data Forwarding Tunnel Request" - - -class GTPV2DeleteIndirectDataForwardingTunnelResponse(GTPV2Command): - name = "GTPv2 Delete Indirect Data Forwarding Tunnel Response" - - -class GTPV2ReleaseBearerRequest(GTPV2Command): - name = "GTPv2 Release Bearer Request" - - -class GTPV2ReleaseBearerResponse(GTPV2Command): - name = "GTPv2 Release Bearer Response" - - -class GTPV2DownlinkDataNotif(GTPV2Command): - name = "GTPv2 Download Data Notification" - - -class GTPV2DownlinkDataNotifAck(GTPV2Command): - name = "GTPv2 Download Data Notification Acknowledgment" - - -bind_layers(GTPHeader, GTPV2EchoRequest, gtp_type=1, T=0) -bind_layers(GTPHeader, GTPV2EchoResponse, gtp_type=2, T=0) -bind_layers(GTPHeader, GTPV2CreateSessionRequest, gtp_type=32) -bind_layers(GTPHeader, GTPV2CreateSessionResponse, gtp_type=33) -bind_layers(GTPHeader, GTPV2ModifyBearerRequest, gtp_type=34) -bind_layers(GTPHeader, GTPV2ModifyBearerResponse, gtp_type=35) -bind_layers(GTPHeader, GTPV2DeleteSessionRequest, gtp_type=36) -bind_layers(GTPHeader, GTPV2DeleteSessionResponse, gtp_type=37) -bind_layers(GTPHeader, GTPV2ModifyBearerCommand, gtp_type=64) -bind_layers(GTPHeader, GTPV2ModifyBearerFailureNotification, gtp_type=65) -bind_layers(GTPHeader, GTPV2DownlinkDataNotifFailureIndication, gtp_type=70) -bind_layers(GTPHeader, GTPV2UpdateBearerRequest, gtp_type=97) -bind_layers(GTPHeader, GTPV2UpdateBearerResponse, gtp_type=98) -bind_layers(GTPHeader, GTPV2DeleteBearerRequest, gtp_type=99) -bind_layers(GTPHeader, GTPV2DeleteBearerResponse, gtp_type=100) -bind_layers(GTPHeader, GTPV2SuspendNotification, gtp_type=162) -bind_layers(GTPHeader, GTPV2SuspendAcknowledge, gtp_type=163) -bind_layers(GTPHeader, GTPV2ResumeNotification, gtp_type=164) -bind_layers(GTPHeader, GTPV2ResumeAcknowledge, gtp_type=165) -bind_layers( - GTPHeader, GTPV2CreateIndirectDataForwardingTunnelRequest, gtp_type=166) -bind_layers( - GTPHeader, GTPV2CreateIndirectDataForwardingTunnelResponse, gtp_type=167) -bind_layers( - GTPHeader, GTPV2DeleteIndirectDataForwardingTunnelRequest, gtp_type=168) -bind_layers( - GTPHeader, GTPV2DeleteIndirectDataForwardingTunnelResponse, gtp_type=169) -bind_layers(GTPHeader, GTPV2ReleaseBearerRequest, gtp_type=170) -bind_layers(GTPHeader, GTPV2ReleaseBearerResponse, gtp_type=171) -bind_layers(GTPHeader, GTPV2DownlinkDataNotif, gtp_type=176) -bind_layers(GTPHeader, GTPV2DownlinkDataNotifAck, gtp_type=177) diff --git a/dep/Dot1BR.py b/dep/scapy_modules/Dot1BR.py similarity index 98% rename from dep/Dot1BR.py rename to dep/scapy_modules/Dot1BR.py index cc3c01f4..4a681ad1 100644 --- a/dep/Dot1BR.py +++ b/dep/scapy_modules/Dot1BR.py @@ -17,7 +17,7 @@ from scapy.data import ETHER_TYPES class Dot1BR(Packet): name = "802.1BR" aliastypes = [ Ether ] - fields_desc = [ + fields_desc = [ BitField("EPCP", 0, 3), BitField("EEDI", 0, 1), BitField("IngressECIDbase", 0, 12), diff --git a/dep/gtp.py b/dep/scapy_modules/gtp.py similarity index 94% rename from dep/gtp.py rename to dep/scapy_modules/gtp.py index 76f5e8e4..df101c62 100644 --- a/dep/gtp.py +++ b/dep/scapy_modules/gtp.py @@ -1,3 +1,5 @@ +#! /usr/bin/env python + # Copyright (C) 2018 Leonardo Monteiro # 2017 Alexis Sultan # 2017 Alessio Deiana @@ -9,7 +11,7 @@ # scapy.contrib.description = GPRS Tunneling Protocol (GTP) # scapy.contrib.status = loads - +from __future__ import absolute_import import struct @@ -20,9 +22,11 @@ from scapy.fields import BitEnumField, BitField, ByteEnumField, ByteField, \ IPField, PacketListField, ShortField, StrFixedLenField, StrLenField, \ XBitField, XByteField, XIntField from scapy.layers.inet import IP, UDP -from scapy.layers.inet6 import IP6Field +from scapy.layers.inet6 import IPv6, IP6Field +from scapy.layers.ppp import PPP from scapy.modules.six.moves import range -from scapy.packet import bind_layers, Packet, Raw +from scapy.packet import bind_layers, bind_bottom_up, bind_top_down, \ + Packet, Raw from scapy.volatile import RandInt, RandIP, RandNum, RandString @@ -144,6 +148,7 @@ ExtensionHeadersTypes = { 1: "Reserved", 2: "Reserved", 64: "UDP Port", + 133: "PDU Session Container", 192: "PDCP PDU Number", 193: "Reserved", 194: "Reserved" @@ -196,6 +201,19 @@ class GTP_UDPPort_ExtensionHeader(GTP_ExtensionHeader): ByteEnumField("next_ex", 0, ExtensionHeadersTypes), ] +class GTP_PDUSession_ExtensionHeader(GTP_ExtensionHeader): + fields_desc = [ByteField("length", 0x02), + BitField("pdu_type", 0, 4), + BitField("spare0", 0, 4), + BitField("ppp", 0, 1), + BitField("rqi", 0, 1), + BitField("qos_flow", 0, 6), + BitField("ppi", 0, 3), + BitField("spare1", 0, 5), + BitField("reserved", 0, 24), + ByteEnumField("next_ex", 0, ExtensionHeadersTypes), ] + + class GTP_PDCP_PDU_ExtensionHeader(GTP_ExtensionHeader): fields_desc = [ByteField("length", 0x01), ShortField("pdcp_pdu", None), @@ -252,6 +270,19 @@ class GTP_U_Header(GTPHeader): # encapsulated in G-PDUs. A G-PDU is a packet including a GTP-U header and a T-PDU. The Path Protocol # noqa: E501 # defines the path and the GTP-U header defines the tunnel. Several tunnels may be multiplexed on a single path. # noqa: E501 + def guess_payload_class(self, payload): + # Snooped from Wireshark + # https://github.com/boundary/wireshark/blob/07eade8124fd1d5386161591b52e177ee6ea849f/epan/dissectors/packet-gtp.c#L8195 # noqa: E501 + if self.gtp_type == 255: + sub_proto = orb(payload[0]) + if sub_proto >= 0x45 and sub_proto <= 0x4e: + return IP + elif (sub_proto & 0xf0) == 0x60: + return IPv6 + else: + return PPP + return GTPHeader.guess_payload_class(self, payload) + # Some gtp_types have to be associated with a certain type of header GTPforcedTypes = { @@ -706,7 +737,8 @@ class IE_ExtensionHeaderList(IE_Base): name = "Extension Header List" fields_desc = [ByteEnumField("ietype", 141, IEType), FieldLenField("length", None, length_of="extension_headers"), # noqa: E501 - FieldListField("extension_headers", [64, 192], ByteField("", 0))] # noqa: E501 + #FieldListField("extension_headers", [64, 192], ByteField("", 0))] # noqa: E501 + FieldListField("extension_headers", [64, 133, 192], ByteField("", 0))] # noqa: E501 class IE_NotImplementedTLV(Packet): @@ -885,8 +917,9 @@ class GTPmorethan1500(Packet): # Bind GTP-C -bind_layers(UDP, GTPHeader, dport=2123) -bind_layers(UDP, GTPHeader, sport=2123) +bind_bottom_up(UDP, GTPHeader, dport=2123) +bind_bottom_up(UDP, GTPHeader, sport=2123) +bind_layers(UDP, GTPHeader, dport=2123, sport=2123) bind_layers(GTPHeader, GTPEchoRequest, gtp_type=1, S=1) bind_layers(GTPHeader, GTPEchoResponse, gtp_type=2, S=1) bind_layers(GTPHeader, GTPCreatePDPContextRequest, gtp_type=16) @@ -898,10 +931,14 @@ bind_layers(GTPHeader, GTPDeletePDPContextResponse, gtp_type=21) bind_layers(GTPHeader, GTPPDUNotificationRequest, gtp_type=27) bind_layers(GTPHeader, GTPSupportedExtensionHeadersNotification, gtp_type=31, S=1) # noqa: E501 bind_layers(GTPHeader, GTP_UDPPort_ExtensionHeader, next_ex=64, E=1) +bind_layers(GTPHeader, GTP_PDUSession_ExtensionHeader, next_ex=133, E=1) bind_layers(GTPHeader, GTP_PDCP_PDU_ExtensionHeader, next_ex=192, E=1) # Bind GTP-U -bind_layers(UDP, GTP_U_Header, dport=2152) -bind_layers(UDP, GTP_U_Header, sport=2152) +bind_bottom_up(UDP, GTP_U_Header, dport=2152) +bind_bottom_up(UDP, GTP_U_Header, sport=2152) +bind_layers(UDP, GTP_U_Header, dport=2152, sport=2152) bind_layers(GTP_U_Header, GTPErrorIndication, gtp_type=26, S=1) -bind_layers(GTP_U_Header, IP, gtp_type=255) +bind_top_down(GTP_U_Header, IP, gtp_type=255) +bind_top_down(GTP_U_Header, IPv6, gtp_type=255) +bind_top_down(GTP_U_Header, PPP, gtp_type=255) diff --git a/dep/igmp.py b/dep/scapy_modules/igmp.py similarity index 100% rename from dep/igmp.py rename to dep/scapy_modules/igmp.py diff --git a/dep/lldp.py b/dep/scapy_modules/lldp.py similarity index 99% rename from dep/lldp.py rename to dep/scapy_modules/lldp.py index faa3b4d0..8eb8beaf 100644 --- a/dep/lldp.py +++ b/dep/scapy_modules/lldp.py @@ -89,7 +89,7 @@ class LLDPOrgSpecGeneric(LLDPGeneric): fields_desc = [BitField("type", 127, 7), BitFieldLenField("length", None, 9, length_of="value"), X3BytesField("oui", 0), - ByteField("subtype", 0), + ByteField("subtype", 0), StrLenField("value", "", length_from=lambda x: x.length - 4)] diff --git a/dep/mpls.py b/dep/scapy_modules/mpls.py similarity index 100% rename from dep/mpls.py rename to dep/scapy_modules/mpls.py diff --git a/dep/nsh.py b/dep/scapy_modules/nsh.py similarity index 100% rename from dep/nsh.py rename to dep/scapy_modules/nsh.py diff --git a/dep/nvgre.py b/dep/scapy_modules/nvgre.py similarity index 90% rename from dep/nvgre.py rename to dep/scapy_modules/nvgre.py index a3fcf49b..8cb9a87a 100644 --- a/dep/nvgre.py +++ b/dep/scapy_modules/nvgre.py @@ -1,5 +1,5 @@ ## This file is part of Scapy -## +## ## Copyright (C) Min Cao """ @@ -27,8 +27,8 @@ class NVGRE(Packet): X3BytesField("TNI", 1), ByteField("reserved1", 0)] - def mysummary(self): - return self.sprintf("NVGRE (tni=%NVGRE.tni%)") + def mysummary(self): + return self.sprintf("NVGRE (tni=%NVGRE.tni%)") bind_layers(NVGRE, Ether, protocoltype=0x6558) diff --git a/dep/pfcp.py b/dep/scapy_modules/pfcp.py similarity index 100% rename from dep/pfcp.py rename to dep/scapy_modules/pfcp.py diff --git a/dep/vxlan.py b/dep/scapy_modules/vxlan.py similarity index 100% rename from dep/vxlan.py rename to dep/scapy_modules/vxlan.py