# coding=utf-8 """Utilities / Functions related to ETSI TS 102 221, the core UICC spec. (C) 2021-2024 by Harald Welte This program 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 (at your option) any later version. This program 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 this program. If not, see . """ from bidict import bidict from construct import Select, Const, Bit, Struct, Int16ub, FlagsEnum, GreedyString, ValidationError from construct import Optional as COptional, Computed from osmocom.construct import * from osmocom.utils import * from osmocom.tlv import * from pySim.utils import * from pySim.filesystem import * from pySim.profile import CardProfile from pySim import iso7816_4 # A UICC will usually also support 2G functionality. If this is the case, we # need to add DF_GSM and DF_TELECOM along with the UICC related files from pySim.ts_51_011 import AddonSIM, EF_ICCID, EF_PL from pySim.gsm_r import AddonGSMR from pySim.cdma_ruim import AddonRUIM ts_102_22x_cmdset = CardCommandSet('TS 102 22x', [ # TS 102 221 Section 10.1.2 Table 10.5 "Coding of Instruction Byte" CardCommand('SELECT', 0xA4, ['0X', '4X', '6X']), CardCommand('STATUS', 0xF2, ['8X', 'CX', 'EX']), CardCommand('READ BINARY', 0xB0, ['0X', '4X', '6X']), CardCommand('UPDATE BINARY', 0xD6, ['0X', '4X', '6X']), CardCommand('READ RECORD', 0xB2, ['0X', '4X', '6X']), CardCommand('UPDATE RECORD', 0xDC, ['0X', '4X', '6X']), CardCommand('SEARCH RECORD', 0xA2, ['0X', '4X', '6X']), CardCommand('INCREASE', 0x32, ['8X', 'CX', 'EX']), CardCommand('RETRIEVE DATA', 0xCB, ['8X', 'CX', 'EX']), CardCommand('SET DATA', 0xDB, ['8X', 'CX', 'EX']), CardCommand('VERIFY PIN', 0x20, ['0X', '4X', '6X']), CardCommand('CHANGE PIN', 0x24, ['0X', '4X', '6X']), CardCommand('DISABLE PIN', 0x26, ['0X', '4X', '6X']), CardCommand('ENABLE PIN', 0x28, ['0X', '4X', '6X']), CardCommand('UNBLOCK PIN', 0x2C, ['0X', '4X', '6X']), CardCommand('DEACTIVATE FILE', 0x04, ['0X', '4X', '6X']), CardCommand('ACTIVATE FILE', 0x44, ['0X', '4X', '6X']), CardCommand('AUTHENTICATE', 0x88, ['0X', '4X', '6X']), CardCommand('AUTHENTICATE', 0x89, ['0X', '4X', '6X']), CardCommand('GET CHALLENGE', 0x84, ['0X', '4X', '6X']), CardCommand('TERMINAL CAPABILITY', 0xAA, ['8X', 'CX', 'EX']), CardCommand('TERMINAL PROFILE', 0x10, ['80']), CardCommand('ENVELOPE', 0xC2, ['80']), CardCommand('FETCH', 0x12, ['80']), CardCommand('TERMINAL RESPONSE', 0x14, ['80']), CardCommand('MANAGE CHANNEL', 0x70, ['0X', '4X', '6X']), CardCommand('MANAGE SECURE CHANNEL', 0x73, ['0X', '4X', '6X']), CardCommand('TRANSACT DATA', 0x75, ['0X', '4X', '6X']), CardCommand('SUSPEND UICC', 0x76, ['80']), CardCommand('GET IDENTITY', 0x78, ['8X', 'CX', 'EX']), CardCommand('EXCHANGE CAPABILITIES', 0x7A, ['80']), CardCommand('GET RESPONSE', 0xC0, ['0X', '4X', '6X']), # TS 102 222 Section 6.1 Table 1 "Coding of the commands" CardCommand('CREATE FILE', 0xE0, ['0X', '4X']), CardCommand('DELETE FILE', 0xE4, ['0X', '4X']), CardCommand('DEACTIVATE FILE', 0x04, ['0X', '4X']), CardCommand('ACTIVATE FILE', 0x44, ['0X', '4X']), CardCommand('TERMINATE DF', 0xE6, ['0X', '4X']), CardCommand('TERMINATE EF', 0xE8, ['0X', '4X']), CardCommand('TERMINATE CARD USAGE', 0xFE, ['0X', '4X']), CardCommand('RESIZE FILE', 0xD4, ['8X', 'CX']), ]) # ETSI TS 102 221 6.2.1 SupplyVoltageClasses = FlagsEnum(Int8ub, a=0x1, b=0x2, c=0x4, d=0x8, e=0x10) # ETSI TS 102 221 11.1.1.4.2 class FileSize(BER_TLV_IE, tag=0x80): _construct = GreedyInteger(minlen=2) # ETSI TS 102 221 11.1.1.4.2 class TotalFileSize(BER_TLV_IE, tag=0x81): _construct = GreedyInteger(minlen=2) # ETSI TS 102 221 11.1.1.4.3 class FileDescriptor(BER_TLV_IE, tag=0x82): _test_de_encode = [ ( '82027921', { "file_descriptor_byte": { "shareable": True, "file_type": "working_ef", "structure": "ber_tlv" }, "record_len": None, "num_of_rec": None } ), ( '82027821', { "file_descriptor_byte": { "shareable": True, "file_type": "df", "structure": "no_info_given" }, "record_len": None, "num_of_rec": None }), ( '82024121', { "file_descriptor_byte": { "shareable": True, "file_type": "working_ef", "structure": "transparent" }, "record_len": None, "num_of_rec": None } ), ( '82054221006e05', { "file_descriptor_byte": { "shareable": True, "file_type": "working_ef", "structure": "linear_fixed" }, "record_len": 110, "num_of_rec": 5 } ), ] class BerTlvAdapter(Adapter): def _decode(self, obj, context, path): if obj == 0x39: return 'ber_tlv' raise ValidationError def _encode(self, obj, context, path): if obj == 'ber_tlv': return 0x39 raise ValidationError FDB = Select(BitStruct(Const(0, Bit), 'shareable'/Flag, 'structure'/BerTlvAdapter(Const(0x39, BitsInteger(6))), 'file_type'/Computed('working_ef')), BitStruct(Const(0, Bit), 'shareable'/Flag, 'file_type'/Enum(BitsInteger(3), working_ef=0, internal_ef=1, df=7), 'structure'/Enum(BitsInteger(3), no_info_given=0, transparent=1, linear_fixed=2, cyclic=6)) ) _construct = Struct('file_descriptor_byte'/FDB, Const(b'\x21'), 'record_len'/COptional(Int16ub), 'num_of_rec'/COptional(Int8ub)) # ETSI TS 102 221 11.1.1.4.4 class FileIdentifier(BER_TLV_IE, tag=0x83): _construct = HexAdapter(GreedyBytes) # ETSI TS 102 221 11.1.1.4.5 class DfName(BER_TLV_IE, tag=0x84): _construct = HexAdapter(GreedyBytes) # ETSI TS 102 221 11.1.1.4.6.1 class UiccCharacteristics(BER_TLV_IE, tag=0x80): _construct = GreedyBytes # ETSI TS 102 221 11.1.1.4.6.2 class ApplicationPowerConsumption(BER_TLV_IE, tag=0x81): _construct = Struct('voltage_class'/SupplyVoltageClasses, 'power_consumption_ma'/Int8ub, 'reference_freq_100k'/Int8ub) # ETSI TS 102 221 11.1.1.4.6.3 class MinApplicationClockFrequency(BER_TLV_IE, tag=0x82): _construct = Int8ub # ETSI TS 102 221 11.1.1.4.6.4 class AvailableMemory(BER_TLV_IE, tag=0x83): _construct = GreedyInteger() # ETSI TS 102 221 11.1.1.4.6.5 class FileDetails(BER_TLV_IE, tag=0x84): _construct = FlagsEnum(Byte, der_coding_only=1) # ETSI TS 102 221 11.1.1.4.6.6 class ReservedFileSize(BER_TLV_IE, tag=0x85): _construct = GreedyInteger() # ETSI TS 102 221 11.1.1.4.6.7 class MaximumFileSize(BER_TLV_IE, tag=0x86): _construct = GreedyInteger() # ETSI TS 102 221 11.1.1.4.6.8 class SupportedFilesystemCommands(BER_TLV_IE, tag=0x87): _construct = FlagsEnum(Byte, terminal_capability=1) # ETSI TS 102 221 11.1.1.4.6.9 class SpecificUiccEnvironmentConditions(BER_TLV_IE, tag=0x88): _construct = BitStruct('rfu'/BitsRFU(4), 'high_humidity_supported'/Flag, 'temperature_class'/Enum(BitsInteger(3), standard=0, class_A=1, class_B=2, class_C=3)) # ETSI TS 102 221 11.1.1.4.6.10 class Platform2PlatformCatSecuredApdu(BER_TLV_IE, tag=0x89): _construct = GreedyBytes # TS 102 222 Table 4a + 5 class SpecialFileInfo(BER_TLV_IE, tag=0xC0): _construct = FlagsEnum(Byte, high_update_activity=0x80, readable_and_updatable_when_deactivated=0x40) # TS 102 222 Table 4a class FillingPattern(BER_TLV_IE, tag=0xC1): # The first W-1 bytes of the transparent EF or the first W-1 bytes of each record of a record # oriented EF shall be initialized with the first W-1 bytes of the Filling Pattern. All remaining # bytes (if any) shall be initialized with the value of the last byte of the Filling Pattern. If # the file or record length is shorter than the Filling Pattern, the Filling Pattern shall be # truncated accordingly. _construct = GreedyBytes # TS 102 222 Table 4a class RepeatPattern(BER_TLV_IE, tag=0xC2): # The first X bytes of the transparent EF or the first X bytes of each record of a record oriented # EF shall be initialized with the X bytes of the Repeat Pattern. This shall be repeated # consecutively for all remaining blocks of X bytes of data in the file or in a record. If # necessary, the Repeat Pattern shall be truncated at the end of the file or at the end of each # record to initialize the remaining bytes. _construct = GreedyBytes # sysmoISIM-SJA2 specific class ToolkitAccessConditions(BER_TLV_IE, tag=0xD2): _construct = FlagsEnum(Byte, rfm_create=1, rfm_delete_terminate=2, other_applet_create=4, other_applet_delete_terminate=8) # ETSI TS 102 221 11.1.1.4.6.0 + TS 102 222 Table 4A class ProprietaryInformation(BER_TLV_IE, tag=0xA5, nested=[UiccCharacteristics, ApplicationPowerConsumption, MinApplicationClockFrequency, AvailableMemory, FileDetails, ReservedFileSize, MaximumFileSize, SupportedFilesystemCommands, SpecificUiccEnvironmentConditions, SpecialFileInfo, FillingPattern, RepeatPattern, ToolkitAccessConditions]): pass # ETSI TS 102 221 11.1.1.4.7.1 class SecurityAttribCompact(BER_TLV_IE, tag=0x8c): _construct = GreedyBytes # ETSI TS 102 221 11.1.1.4.7.2 class SecurityAttribExpanded(BER_TLV_IE, tag=0xab): _construct = GreedyBytes # ETSI TS 102 221 11.1.1.4.7.3 class SecurityAttribReferenced(BER_TLV_IE, tag=0x8b): # TODO: longer format with SEID _construct = Struct('ef_arr_file_id'/HexAdapter(Bytes(2)), 'ef_arr_record_nr'/Int8ub) # ETSI TS 102 221 11.1.1.4.8 class ShortFileIdentifier(BER_TLV_IE, tag=0x88): # If the length of the TLV is 1, the SFI value is indicated in the 5 most significant bits (bits b8 to b4) # of the TLV value field. In this case, bits b3 to b1 shall be set to 0 class Shift3RAdapter(Adapter): def _decode(self, obj, context, path): return int.from_bytes(obj, 'big') >> 3 def _encode(self, obj, context, path): val = int(obj) << 3 return val.to_bytes(1, 'big') _construct = COptional(Shift3RAdapter(Bytes(1))) # ETSI TS 102 221 11.1.1.4.9 class LifeCycleStatusInteger(BER_TLV_IE, tag=0x8A): _test_de_encode = [ ( '8a0105', 'operational_activated' ), ] def _from_bytes(self, do: bytes): lcsi = int.from_bytes(do, 'big') if lcsi == 0x00: ret = 'no_information' elif lcsi == 0x01: ret = 'creation' elif lcsi == 0x03: ret = 'initialization' elif lcsi & 0x05 == 0x05: ret = 'operational_activated' elif lcsi & 0x05 == 0x04: ret = 'operational_deactivated' elif lcsi & 0xc0 == 0xc0: ret = 'termination' else: ret = lcsi self.decoded = ret return self.decoded def _to_bytes(self): if self.decoded == 'no_information': return b'\x00' if self.decoded == 'creation': return b'\x01' if self.decoded == 'initialization': return b'\x03' if self.decoded == 'operational_activated': return b'\x05' if self.decoded == 'operational_deactivated': return b'\x04' if self.decoded == 'termination': return b'\x0c' if isinstance(self.decoded, int): return self.decoded.to_bytes(1, 'big') raise ValueError # ETSI TS 102 221 11.1.1.4.9 class PS_DO(BER_TLV_IE, tag=0x90): _construct = GreedyBytes class UsageQualifier_DO(BER_TLV_IE, tag=0x95): _construct = GreedyBytes class KeyReference(BER_TLV_IE, tag=0x83): _construct = Byte class PinStatusTemplate_DO(BER_TLV_IE, tag=0xC6, nested=[PS_DO, UsageQualifier_DO, KeyReference]): pass class FcpTemplate(BER_TLV_IE, tag=0x62, nested=[FileSize, TotalFileSize, FileDescriptor, FileIdentifier, DfName, ProprietaryInformation, SecurityAttribCompact, SecurityAttribExpanded, SecurityAttribReferenced, ShortFileIdentifier, LifeCycleStatusInteger, PinStatusTemplate_DO]): pass def tlv_key_replace(inmap, indata): def newkey(inmap, key): if key in inmap: return inmap[key] else: return key return {newkey(inmap, d[0]): d[1] for d in indata.items()} def tlv_val_interpret(inmap, indata): def newval(inmap, key, val): if key in inmap: return inmap[key](val) else: return val return {d[0]: newval(inmap, d[0], d[1]) for d in indata.items()} # TS 102 221 11.1.19.2.1 class TerminalPowerSupply(BER_TLV_IE, tag=0x80): _construct = Struct('used_supply_voltage_class'/SupplyVoltageClasses, 'maximum_available_power_supply'/Int8ub, 'actual_used_freq_100k'/Int8ub) # TS 102 221 11.1.19.2.2 class ExtendedLchanTerminalSupport(BER_TLV_IE, tag=0x81): _construct = GreedyBytes # TS 102 221 11.1.19.2.3 class AdditionalInterfacesSupport(BER_TLV_IE, tag=0x82): _construct = FlagsEnum(Int8ub, uicc_clf=0x01) # TS 102 221 11.1.19.2.4 + SGP.32 v3.0 3.4.2 RSP Device Capabilities class AdditionalTermCapEuicc(BER_TLV_IE, tag=0x83): _construct = FlagsEnum(Int8ub, lui_d=0x01, lpd_d=0x02, lds_d=0x04, lui_e_scws=0x08, metadata_update_alerting=0x10, enterprise_capable_device=0x20, lui_e_e4e=0x40, lpr=0x80) # TS 102 221 11.1.19.2.0 class TerminalCapability(BER_TLV_IE, tag=0xa9, nested=[TerminalPowerSupply, ExtendedLchanTerminalSupport, AdditionalInterfacesSupport, AdditionalTermCapEuicc]): pass # ETSI TS 102 221 Section 9.2.7 + ISO7816-4 9.3.3/9.3.4 class _AM_DO_DF(DataObject): def __init__(self): super().__init__('access_mode', 'Access Mode', tag=0x80) def from_bytes(self, do: bytes): res = [] if len(do) != 1: raise ValueError("We only support single-byte AMF inside AM-DO") amf = do[0] # tables 17..29 and 41..44 of 7816-4 if amf & 0x80 == 0: if amf & 0x40: res.append('delete_file') if amf & 0x20: res.append('terminate_df') if amf & 0x10: res.append('activate_file') if amf & 0x08: res.append('deactivate_file') if amf & 0x04: res.append('create_file_df') if amf & 0x02: res.append('create_file_ef') if amf & 0x01: res.append('delete_file_child') self.decoded = res def to_bytes(self): val = 0 if 'delete_file' in self.decoded: val |= 0x40 if 'terminate_df' in self.decoded: val |= 0x20 if 'activate_file' in self.decoded: val |= 0x10 if 'deactivate_file' in self.decoded: val |= 0x08 if 'create_file_df' in self.decoded: val |= 0x04 if 'create_file_ef' in self.decoded: val |= 0x02 if 'delete_file_child' in self.decoded: val |= 0x01 return val.to_bytes(1, 'big') class _AM_DO_EF(DataObject): """ISO7816-4 9.3.2 Table 18 + 9.3.3.1 Table 31""" def __init__(self): super().__init__('access_mode', 'Access Mode', tag=0x80) def from_bytes(self, do: bytes): res = [] if len(do) != 1: raise ValueError("We only support single-byte AMF inside AM-DO") amf = do[0] # tables 17..29 and 41..44 of 7816-4 if amf & 0x80 == 0: if amf & 0x40: res.append('delete_file') if amf & 0x20: res.append('terminate_ef') if amf & 0x10: res.append('activate_file_or_record') if amf & 0x08: res.append('deactivate_file_or_record') if amf & 0x04: res.append('write_append') if amf & 0x02: res.append('update_erase') if amf & 0x01: res.append('read_search_compare') self.decoded = res def to_bytes(self): val = 0 if 'delete_file' in self.decoded: val |= 0x40 if 'terminate_ef' in self.decoded: val |= 0x20 if 'activate_file_or_record' in self.decoded: val |= 0x10 if 'deactivate_file_or_record' in self.decoded: val |= 0x08 if 'write_append' in self.decoded: val |= 0x04 if 'update_erase' in self.decoded: val |= 0x02 if 'read_search_compare' in self.decoded: val |= 0x01 return val.to_bytes(1, 'big') class _AM_DO_CHDR(DataObject): """Command Header Access Mode DO according to ISO 7816-4 Table 32.""" def __init__(self, tag): super().__init__('command_header', 'Command Header Description', tag=tag) def from_bytes(self, do: bytes): res = {} i = 0 if self.tag & 0x08: res['CLA'] = do[i] i += 1 if self.tag & 0x04: res['INS'] = do[i] i += 1 if self.tag & 0x02: res['P1'] = do[i] i += 1 if self.tag & 0x01: res['P2'] = do[i] i += 1 self.decoded = res def _compute_tag(self): """Override to encode the tag, as it depends on the value.""" tag = 0x80 if 'CLA' in self.decoded: tag |= 0x08 if 'INS' in self.decoded: tag |= 0x04 if 'P1' in self.decoded: tag |= 0x02 if 'P2' in self.decoded: tag |= 0x01 return tag def to_bytes(self): res = bytearray() if 'CLA' in self.decoded: res.append(self.decoded['CLA']) if 'INS' in self.decoded: res.append(self.decoded['INS']) if 'P1' in self.decoded: res.append(self.decoded['P1']) if 'P2' in self.decoded: res.append(self.decoded['P2']) return res AM_DO_CHDR = DataObjectChoice('am_do_chdr', members=[ _AM_DO_CHDR(0x81), _AM_DO_CHDR(0x82), _AM_DO_CHDR(0x83), _AM_DO_CHDR(0x84), _AM_DO_CHDR(0x85), _AM_DO_CHDR(0x86), _AM_DO_CHDR(0x87), _AM_DO_CHDR(0x88), _AM_DO_CHDR(0x89), _AM_DO_CHDR(0x8a), _AM_DO_CHDR(0x8b), _AM_DO_CHDR(0x8c), _AM_DO_CHDR(0x8d), _AM_DO_CHDR(0x8e), _AM_DO_CHDR(0x8f)]) AM_DO_DF = AM_DO_CHDR | _AM_DO_DF() AM_DO_EF = AM_DO_CHDR | _AM_DO_EF() # TS 102 221 Section 9.5.1 / Table 9.3 pin_names = bidict({ 0x01: 'PIN1', 0x02: 'PIN2', 0x03: 'PIN3', 0x04: 'PIN4', 0x05: 'PIN5', 0x06: 'PIN6', 0x07: 'PIN7', 0x08: 'PIN8', 0x0a: 'ADM1', 0x0b: 'ADM2', 0x0c: 'ADM3', 0x0d: 'ADM4', 0x0e: 'ADM5', 0x11: 'UNIVERSAL_PIN', 0x81: '2PIN1', 0x82: '2PIN2', 0x83: '2PIN3', 0x84: '2PIN4', 0x85: '2PIN5', 0x86: '2PIN6', 0x87: '2PIN7', 0x88: '2PIN8', 0x8a: 'ADM6', 0x8b: 'ADM7', 0x8c: 'ADM8', 0x8d: 'ADM9', 0x8e: 'ADM10', }) class CRT_DO(DataObject): """Control Reference Template as per TS 102 221 9.5.1""" def __init__(self): super().__init__('control_reference_template', 'Control Reference Template', tag=0xA4) def from_bytes(self, do: bytes): """Decode a Control Reference Template DO.""" if len(do) != 6: raise ValueError('Unsupported CRT DO length: %s' %do) if do[0] != 0x83 or do[1] != 0x01: raise ValueError('Unsupported Key Ref Tag or Len in CRT DO %s' % do) if do[3:] != b'\x95\x01\x08': raise ValueError('Unsupported Usage Qualifier Tag or Len in CRT DO %s' % do) self.encoded = do[0:6] self.decoded = pin_names[do[2]] return do[6:] def to_bytes(self): pin = pin_names.inverse[self.decoded] return b'\x83\x01' + pin.to_bytes(1, 'big') + b'\x95\x01\x08' # ISO7816-4 9.3.3 Table 33 class SecCondByte_DO(DataObject): def __init__(self, tag=0x9d): super().__init__('security_condition_byte', tag=tag) def from_bytes(self, binary: bytes): if len(binary) != 1: raise ValueError inb = binary[0] if inb == 0: cond = 'always' if inb == 0xff: cond = 'never' res = [] if inb & 0x80: cond = 'and' else: cond = 'or' if inb & 0x40: res.append('secure_messaging') if inb & 0x20: res.append('external_auth') if inb & 0x10: res.append('user_auth') rd = {'mode': cond} if len(res) > 0: rd['conditions'] = res self.decoded = rd def to_bytes(self): mode = self.decoded['mode'] if mode == 'always': res = 0 elif mode == 'never': res = 0xff else: res = 0 if mode == 'and': res |= 0x80 elif mode == 'or': pass else: raise ValueError('Unknown mode %s' % mode) for c in self.decoded['conditions']: if c == 'secure_messaging': res |= 0x40 elif c == 'external_auth': res |= 0x20 elif c == 'user_auth': res |= 0x10 else: raise ValueError('Unknown condition %s' % c) return res.to_bytes(1, 'big') Always_DO = TL0_DataObject('always', 'Always', 0x90) Never_DO = TL0_DataObject('never', 'Never', 0x97) class Nested_DO(DataObject): """A DO that nests another DO/Choice/Sequence""" def __init__(self, name, tag, choice): super().__init__(name, tag=tag) self.children = choice def from_bytes(self, binary: bytes) -> list: remainder = binary self.decoded = [] while remainder: rc, remainder = self.children.decode(remainder) self.decoded.append(rc) return self.decoded def to_bytes(self) -> bytes: encoded = [self.children.encode(d) for d in self.decoded] return b''.join(encoded) OR_Template = DataObjectChoice('or_template', 'OR-Template', members=[Always_DO, Never_DO, SecCondByte_DO(), SecCondByte_DO(0x9e), CRT_DO()]) OR_DO = Nested_DO('or', 0xa0, OR_Template) AND_Template = DataObjectChoice('and_template', 'AND-Template', members=[Always_DO, Never_DO, SecCondByte_DO(), SecCondByte_DO(0x9e), CRT_DO()]) AND_DO = Nested_DO('and', 0xa7, AND_Template) NOT_Template = DataObjectChoice('not_template', 'NOT-Template', members=[Always_DO, Never_DO, SecCondByte_DO(), SecCondByte_DO(0x9e), CRT_DO()]) NOT_DO = Nested_DO('not', 0xaf, NOT_Template) SC_DO = DataObjectChoice('security_condition', 'Security Condition', members=[Always_DO, Never_DO, SecCondByte_DO(), SecCondByte_DO(0x9e), CRT_DO(), OR_DO, AND_DO, NOT_DO]) # TS 102 221 Section 13.1 class EF_DIR(LinFixedEF): _test_de_encode = [ ( '61294f10a0000000871002ffffffff890709000050055553696d31730ea00c80011781025f608203454150', { "application_template": [ { "application_id": h2b("a0000000871002ffffffff8907090000") }, { "application_label": "USim1" }, { "discretionary_template": h2b("a00c80011781025f608203454150") } ] } ), ( '61194f10a0000000871004ffffffff890709000050054953696d31', { "application_template": [ { "application_id": h2b("a0000000871004ffffffff8907090000") }, { "application_label": "ISim1" } ] } ), ] class ApplicationLabel(BER_TLV_IE, tag=0x50): # TODO: UCS-2 coding option as per Annex A of TS 102 221 _construct = GreedyString('ascii') # see https://github.com/PyCQA/pylint/issues/5794 #pylint: disable=undefined-variable class ApplicationTemplate(BER_TLV_IE, tag=0x61, nested=[iso7816_4.ApplicationId, ApplicationLabel, iso7816_4.FileReference, iso7816_4.CommandApdu, iso7816_4.DiscretionaryData, iso7816_4.DiscretionaryTemplate, iso7816_4.URL, iso7816_4.ApplicationRelatedDOSet]): pass def __init__(self, fid='2f00', sfid=0x1e, name='EF.DIR', desc='Application Directory'): super().__init__(fid, sfid=sfid, name=name, desc=desc, rec_len=(5, 54)) self._tlv = EF_DIR.ApplicationTemplate # TS 102 221 Section 13.4 class EF_ARR(LinFixedEF): _test_de_encode = [ ( '800101a40683010a950108800106900080016097008401d4a40683010a950108', [ [ { "access_mode": [ "read_search_compare" ] }, { "control_reference_template": "ADM1" } ], [ { "access_mode": [ "write_append", "update_erase" ] }, { "always": None } ], [ { "access_mode": [ "delete_file", "terminate_ef" ] }, { "never": None } ], [ { "command_header": { "INS": 212 } }, { "control_reference_template": "ADM1" } ] ] ), ( '80010190008001029700800118a40683010a9501088401d4a40683010a950108', [ [ { "access_mode": [ "read_search_compare" ] }, { "always": None } ], [ { "access_mode": [ "update_erase" ] }, { "never": None } ], [ { "access_mode": [ "activate_file_or_record", "deactivate_file_or_record" ] }, { "control_reference_template": "ADM1" } ], [ { "command_header": { "INS": 212 } }, { "control_reference_template": "ADM1" } ] ] ), ] def __init__(self, fid='2f06', sfid=0x06, name='EF.ARR', desc='Access Rule Reference'): super().__init__(fid, sfid=sfid, name=name, desc=desc) # add those commands to the general commands of a TransparentEF self.shell_commands += [self.AddlShellCommands()] @staticmethod def flatten(inp: list): """Flatten the somewhat deep/complex/nested data returned from decoder.""" def sc_abbreviate(sc): if 'always' in sc: return 'always' elif 'never' in sc: return 'never' elif 'control_reference_template' in sc: return sc['control_reference_template'] else: return sc by_mode = {} for t in inp: am = t[0] sc = t[1] sc_abbr = sc_abbreviate(sc) if 'access_mode' in am: for m in am['access_mode']: by_mode[m] = sc_abbr elif 'command_header' in am: ins = am['command_header']['INS'] if 'CLA' in am['command_header']: cla = am['command_header']['CLA'] else: cla = None cmd = ts_102_22x_cmdset.lookup(ins, cla) if cmd: name = cmd.name.lower().replace(' ', '_') by_mode[name] = sc_abbr else: raise ValueError else: raise ValueError return by_mode def _decode_record_bin(self, raw_bin_data, **kwargs): # we can only guess if we should decode for EF or DF here :( arr_seq = DataObjectSequence('arr', sequence=[AM_DO_EF, SC_DO]) dec = arr_seq.decode_multi(raw_bin_data) # we cannot pass the result through flatten() here, as we don't have a related # 'un-flattening' decoder, and hence would be unable to encode :( return dec[0] def _encode_record_bin(self, in_json, **kwargs): # we can only guess if we should decode for EF or DF here :( arr_seq = DataObjectSequence('arr', sequence=[AM_DO_EF, SC_DO]) return arr_seq.encode_multi(in_json) @with_default_category('File-Specific Commands') class AddlShellCommands(CommandSet): @cmd2.with_argparser(LinFixedEF.ShellCommands.read_rec_dec_parser) def do_read_arr_record(self, opts): """Read one EF.ARR record in flattened, human-friendly form.""" (data, _sw) = self._cmd.lchan.read_record_dec(opts.record_nr) data = self._cmd.lchan.selected_file.flatten(data) self._cmd.poutput_json(data, opts.oneline) @cmd2.with_argparser(LinFixedEF.ShellCommands.read_recs_dec_parser) def do_read_arr_records(self, opts): """Read + decode all EF.ARR records in flattened, human-friendly form.""" num_of_rec = self._cmd.lchan.selected_file_num_of_rec() # collect all results in list so they are rendered as JSON list when printing data_list = [] for recnr in range(1, 1 + num_of_rec): (data, _sw) = self._cmd.lchan.read_record_dec(recnr) data = self._cmd.lchan.selected_file.flatten(data) data_list.append(data) self._cmd.poutput_json(data_list, opts.oneline) # TS 102 221 Section 13.6 class EF_UMPC(TransparentEF): _test_de_encode = [ ( '3cff02', { "max_current_mA": 60, "t_op_s": 255, "addl_info": { "req_inc_idle_current": False, "support_uicc_suspend": True } } ), ( '320500', { "max_current_mA": 50, "t_op_s": 5, "addl_info": {"req_inc_idle_current": False, "support_uicc_suspend": False } } ), ] def __init__(self, fid='2f08', sfid=0x08, name='EF.UMPC', desc='UICC Maximum Power Consumption'): super().__init__(fid, sfid=sfid, name=name, desc=desc, size=(5, 5)) addl_info = FlagsEnum(Byte, req_inc_idle_current=1, support_uicc_suspend=2) self._construct = Struct( 'max_current_mA'/Int8ub, 't_op_s'/Int8ub, 'addl_info'/addl_info) class CardProfileUICC(CardProfile): ORDER = 10 def __init__(self, name='UICC'): files = [ EF_DIR(), EF_ICCID(), EF_PL(), EF_ARR(), # FIXME: DF.CD EF_UMPC(), ] addons = [ AddonSIM, AddonGSMR, AddonRUIM, ] sw = { 'Normal': { '9000': 'Normal ending of the command', '91xx': 'Normal ending of the command, with extra information from the proactive UICC containing a command for the terminal', '92xx': 'Normal ending of the command, with extra information concerning an ongoing data transfer session', }, 'Postponed processing': { '9300': 'SIM Application Toolkit is busy. Command cannot be executed at present, further normal commands are allowed', }, 'Warnings': { '6200': 'No information given, state of non-volatile memory unchanged', '6281': 'Part of returned data may be corrupted', '6282': 'End of file/record reached before reading Le bytes or unsuccessful search', '6283': 'Selected file invalidated/disabled; needs to be activated before use', '6284': 'Selected file in termination state', '62f1': 'More data available', '62f2': 'More data available and proactive command pending', '62f3': 'Response data available', '63f1': 'More data expected', '63f2': 'More data expected and proactive command pending', '63cx': 'Command successful but after using an internal update retry routine X times', }, 'Execution errors': { '6400': 'No information given, state of non-volatile memory unchanged', '6500': 'No information given, state of non-volatile memory changed', '6581': 'Memory problem', }, 'Checking errors': { '6700': 'Wrong length', '67xx': 'The interpretation of this status word is command dependent', '6b00': 'Wrong parameter(s) P1-P2', '6d00': 'Instruction code not supported or invalid', '6e00': 'Class not supported', '6f00': 'Technical problem, no precise diagnosis', '6fxx': 'The interpretation of this status word is command dependent', }, 'Functions in CLA not supported': { '6800': 'No information given', '6881': 'Logical channel not supported', '6882': 'Secure messaging not supported', }, 'Command not allowed': { '6900': 'No information given', '6981': 'Command incompatible with file structure', '6982': 'Security status not satisfied', '6983': 'Authentication/PIN method blocked', '6984': 'Referenced data invalidated', '6985': 'Conditions of use not satisfied', '6986': 'Command not allowed (no EF selected)', '6989': 'Command not allowed - secure channel - security not satisfied', }, 'Wrong parameters': { '6a80': 'Incorrect parameters in the data field', '6a81': 'Function not supported', '6a82': 'File not found', '6a83': 'Record not found', '6a84': 'Not enough memory space', '6a86': 'Incorrect parameters P1 to P2', '6a87': 'Lc inconsistent with P1 to P2', '6a88': 'Referenced data not found', }, 'Application errors': { '9850': 'INCREASE cannot be performed, max value reached', '9862': 'Authentication error, application specific', '9863': 'Security session or association expired', '9864': 'Minimum UICC suspension time is too long', }, } super().__init__(name, desc='ETSI TS 102 221', cla="00", sel_ctrl="0004", files_in_mf=files, sw=sw, shell_cmdsets = [self.AddlShellCommands()], addons = addons) @staticmethod def decode_select_response(data_hex: str) -> object: """ETSI TS 102 221 Section 11.1.1.3""" t = FcpTemplate() t.from_tlv(h2b(data_hex)) d = t.to_dict() return flatten_dict_lists(d['fcp_template']) @classmethod def _try_match_card(cls, scc: SimCardCommands) -> None: """ Try to access MF via UICC APDUs (3GPP TS 102.221), if this works, the card is considered a UICC card.""" cls._mf_select_test(scc, "00", "0004", ["3f00"]) @with_default_category('TS 102 221 Specific Commands') class AddlShellCommands(CommandSet): suspend_uicc_parser = argparse.ArgumentParser() suspend_uicc_parser.add_argument('--min-duration-secs', type=int, default=60, help='Proposed minimum duration of suspension') suspend_uicc_parser.add_argument('--max-duration-secs', type=int, default=24*60*60, help='Proposed maximum duration of suspension') # not ISO7816-4 but TS 102 221 @cmd2.with_argparser(suspend_uicc_parser) def do_suspend_uicc(self, opts): """Perform the SUSPEND UICC command. Only supported on some UICC (check EF.UMPC).""" (duration, token, sw) = self._cmd.card._scc.suspend_uicc(min_len_secs=opts.min_duration_secs, max_len_secs=opts.max_duration_secs) self._cmd.poutput( 'Negotiated Duration: %u secs, Token: %s, SW: %s' % (duration, token, sw)) resume_uicc_parser = argparse.ArgumentParser() resume_uicc_parser.add_argument('TOKEN', type=str, help='Token provided during SUSPEND') @cmd2.with_argparser(resume_uicc_parser) def do_resume_uicc(self, opts): """Perform the REUSME UICC operation. Only supported on some UICC. Also: A power-cycle of the card is required between SUSPEND and RESUME, and only very few non-RESUME commands are permitted between SUSPEND and RESUME. See TS 102 221 Section 11.1.22.""" self._cmd.card._scc.resume_uicc(opts.TOKEN) term_cap_parser = argparse.ArgumentParser() # power group tc_power_grp = term_cap_parser.add_argument_group('Terminal Power Supply') tc_power_grp.add_argument('--used-supply-voltage-class', type=str, choices=['a','b','c','d','e'], help='Actual used Supply voltage class') tc_power_grp.add_argument('--maximum-available-power-supply', type=auto_uint8, help='Maximum available power supply of the terminal') tc_power_grp.add_argument('--actual-used-freq-100k', type=auto_uint8, help='Actual used clock frequency (in units of 100kHz)') # no separate groups for those two tc_elc_grp = term_cap_parser.add_argument_group('Extended logical channels terminal support') tc_elc_grp.add_argument('--extended-logical-channel', action='store_true', help='Extended Logical Channel supported') tc_aif_grp = term_cap_parser.add_argument_group('Additional interfaces support') tc_aif_grp.add_argument('--uicc-clf', action='store_true', help='Local User Interface in the Device (LUId) supported') # eUICC group tc_euicc_grp = term_cap_parser.add_argument_group('Additional Terminal capability indications related to eUICC') tc_euicc_grp.add_argument('--lui-d', action='store_true', help='Local User Interface in the Device (LUId) supported') tc_euicc_grp.add_argument('--lpd-d', action='store_true', help='Local Profile Download in the Device (LPDd) supported') tc_euicc_grp.add_argument('--lds-d', action='store_true', help='Local Discovery Service in the Device (LPDd) supported') tc_euicc_grp.add_argument('--lui-e-scws', action='store_true', help='LUIe based on SCWS supported') tc_euicc_grp.add_argument('--metadata-update-alerting', action='store_true', help='Metadata update alerting supported') tc_euicc_grp.add_argument('--enterprise-capable-device', action='store_true', help='Enterprise Capable Device') tc_euicc_grp.add_argument('--lui-e-e4e', action='store_true', help='LUIe using E4E (ENVELOPE tag E4) supported') tc_euicc_grp.add_argument('--lpr', action='store_true', help='LPR (LPA Proxy) supported') @cmd2.with_argparser(term_cap_parser) def do_terminal_capability(self, opts): """Perform the TERMINAL CAPABILITY function. Used to inform the UICC about terminal capability.""" ps_flags = {} addl_if_flags = {} euicc_flags = {} opts_dict = vars(opts) power_items = ['used_supply_voltage_class', 'maximum_available_power_supply', 'actual_used_freq_100k'] if any(opts_dict[x] for x in power_items): if not all(opts_dict[x] for x in power_items): raise argparse.ArgumentTypeError('If any of the Terminal Power Supply group options are used, all must be specified') for k, v in opts_dict.items(): if k in AdditionalInterfacesSupport._construct.flags.keys(): addl_if_flags[k] = v elif k in AdditionalTermCapEuicc._construct.flags.keys(): euicc_flags[k] = v elif k in [f.name for f in TerminalPowerSupply._construct.subcons]: if k == 'used_supply_voltage_class' and v: v = {v: True} ps_flags[k] = v child_list = [] if any(x for x in ps_flags.values()): child_list.append(TerminalPowerSupply(decoded=ps_flags)) if opts.extended_logical_channel: child_list.append(ExtendedLchanTerminalSupport()) if any(x for x in addl_if_flags.values()): child_list.append(AdditionalInterfacesSupport(decoded=addl_if_flags)) if any(x for x in euicc_flags.values()): child_list.append(AdditionalTermCapEuicc(decoded=euicc_flags)) print(child_list) tc = TerminalCapability(children=child_list) self.terminal_capability(b2h(tc.to_tlv())) def terminal_capability(self, data:Hexstr): cmd_hex = "80AA0000%02x%s" % (len(data)//2, data) _rsp_hex, _sw = self._cmd.lchan.scc.send_apdu_checksw(cmd_hex)