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pysim/pySim/global_platform/__init__.py

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# coding=utf-8
"""Partial Support for GlobalPLatform Card Spec (currently 2.1.1)
(C) 2022-2024 by Harald Welte <laforge@osmocom.org>
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 <http://www.gnu.org/licenses/>.
"""
from typing import Optional, List, Dict, Tuple
from construct import Optional as COptional
from construct import *
from bidict import bidict
from Cryptodome.Random import get_random_bytes
from pySim.global_platform.scp02 import SCP02
from pySim.construct import *
from pySim.utils import *
from pySim.filesystem import *
from pySim.tlv import *
from pySim.profile import CardProfile
sw_table = {
'Warnings': {
'6200': 'Logical Channel already closed',
'6283': 'Card Life Cycle State is CARD_LOCKED',
'6310': 'More data available',
},
'Execution errors': {
'6400': 'No specific diagnosis',
'6581': 'Memory failure',
},
'Checking errors': {
'6700': 'Wrong length in Lc',
},
'Functions in CLA not supported': {
'6881': 'Logical channel not supported or active',
'6882': 'Secure messaging not supported',
},
'Command not allowed': {
'6982': 'Security Status not satisfied',
'6985': 'Conditions of use not satisfied',
},
'Wrong parameters': {
'6a80': 'Incorrect values in command data',
'6a81': 'Function not supported e.g. card Life Cycle State is CARD_LOCKED',
'6a82': 'Application not found',
'6a84': 'Not enough memory space',
'6a86': 'Incorrect P1 P2',
'6a88': 'Referenced data not found',
},
'GlobalPlatform': {
'6d00': 'Invalid instruction',
'6e00': 'Invalid class',
},
'Application errors': {
'9484': 'Algorithm not supported',
'9485': 'Invalid key check value',
},
}
# GlobalPlatform 2.1.1 Section 9.1.6
KeyType = Enum(Byte, des=0x80,
tls_psk=0x85, # v2.3.1 Section 11.1.8
aes=0x88, # v2.3.1 Section 11.1.8
hmac_sha1=0x90, # v2.3.1 Section 11.1.8
hmac_sha1_160=0x91, # v2.3.1 Section 11.1.8
rsa_public_exponent_e_cleartex=0xA0,
rsa_modulus_n_cleartext=0xA1,
rsa_modulus_n=0xA2,
rsa_private_exponent_d=0xA3,
rsa_chines_remainder_p=0xA4,
rsa_chines_remainder_q=0xA5,
rsa_chines_remainder_pq=0xA6,
rsa_chines_remainder_dpi=0xA7,
rsa_chines_remainder_dqi=0xA8,
ecc_public_key=0xB0, # v2.3.1 Section 11.1.8
ecc_private_key=0xB1, # v2.3.1 Section 11.1.8
ecc_field_parameter_p=0xB2, # v2.3.1 Section 11.1.8
ecc_field_parameter_a=0xB3, # v2.3.1 Section 11.1.8
ecc_field_parameter_b=0xB4, # v2.3.1 Section 11.1.8
ecc_field_parameter_g=0xB5, # v2.3.1 Section 11.1.8
ecc_field_parameter_n=0xB6, # v2.3.1 Section 11.1.8
ecc_field_parameter_k=0xB7, # v2.3.1 Section 11.1.8
ecc_key_parameters_reference=0xF0, # v2.3.1 Section 11.1.8
not_available=0xff)
# GlobalPlatform 2.1.1 Section 9.3.3.1
class KeyInformationData(BER_TLV_IE, tag=0xc0):
_test_de_encode = [
( 'c00401708010', {"key_identifier": 1, "key_version_number": 112, "key_types": [ {"length": 16, "type": "des"} ]} ),
( 'c00402708010', {"key_identifier": 2, "key_version_number": 112, "key_types": [ {"length": 16, "type": "des"} ]} ),
( 'c00403708010', {"key_identifier": 3, "key_version_number": 112, "key_types": [ {"length": 16, "type": "des"} ]} ),
( 'c00401018010', {"key_identifier": 1, "key_version_number": 1, "key_types": [ {"length": 16, "type": "des"} ]} ),
( 'c00402018010', {"key_identifier": 2, "key_version_number": 1, "key_types": [ {"length": 16, "type": "des"} ]} ),
( 'c00403018010', {"key_identifier": 3, "key_version_number": 1, "key_types": [ {"length": 16, "type": "des"} ]} ),
( 'c00401028010', {"key_identifier": 1, "key_version_number": 2, "key_types": [ {"length": 16, "type": "des"} ]} ),
( 'c00402028010', {"key_identifier": 2, "key_version_number": 2, "key_types": [ {"length": 16, "type": "des"} ]} ),
( 'c00403038010', {"key_identifier": 3, "key_version_number": 3, "key_types": [ {"length": 16, "type": "des"} ]} ),
( 'c00401038010', {"key_identifier": 1, "key_version_number": 3, "key_types": [ {"length": 16, "type": "des"} ]} ),
( 'c00402038010', {"key_identifier": 2, "key_version_number": 3, "key_types": [ {"length": 16, "type": "des"} ]} ),
( 'c00402038810', {"key_identifier": 2, "key_version_number": 3, "key_types": [ {"length": 16, "type": "aes"} ]} ),
]
KeyTypeLen = Struct('type'/KeyType, 'length'/Int8ub)
_construct = Struct('key_identifier'/Byte, 'key_version_number'/Byte,
'key_types'/GreedyRange(KeyTypeLen))
class KeyInformation(BER_TLV_IE, tag=0xe0, nested=[KeyInformationData]):
pass
# GP v2.3 11.1.9
KeyUsageQualifier = Struct('byte1'/FlagsEnum(Byte, verification_encryption=0x80,
computation_decipherment=0x40,
sm_response=0x20,
sm_command=0x10,
confidentiality=0x08,
crypto_checksum=0x04,
digital_signature=0x02,
crypto_authorization=0x01),
'byte2'/COptional(FlagsEnum(Byte, key_agreement=0x80)))
# GP v2.3 11.1.10
KeyAccess = Enum(Byte, sd_and_any_assoc_app=0x00, sd_only=0x01, any_assoc_app_but_not_sd=0x02,
not_available=0xff)
class KeyLoading:
# Global Platform Specification v2.3 Section 11.11.4.2.2.3 DGIs for the CC Private Key
class KeyUsageQualifier(BER_TLV_IE, tag=0x95):
_construct = KeyUsageQualifier
class KeyAccess(BER_TLV_IE, tag=0x96):
_construct = KeyAccess
class KeyType(BER_TLV_IE, tag=0x80):
_construct = KeyType
class KeyLength(BER_TLV_IE, tag=0x81):
_construct = GreedyInteger()
class KeyIdentifier(BER_TLV_IE, tag=0x82):
_construct = Int8ub
class KeyVersionNumber(BER_TLV_IE, tag=0x83):
_construct = Int8ub
class KeyParameterReferenceValue(BER_TLV_IE, tag=0x85):
_construct = Enum(Byte, secp256r1=0x00, secp384r1=0x01, secp521r1=0x02, brainpoolP256r1=0x03,
brainpoolP256t1=0x04, brainpoolP384r1=0x05, brainpoolP384t1=0x06,
brainpoolP512r1=0x07, brainpoolP512t1=0x08)
# pylint: disable=undefined-variable
class ControlReferenceTemplate(BER_TLV_IE, tag=0xb9,
nested=[KeyUsageQualifier,
KeyAccess,
KeyType,
KeyLength,
KeyIdentifier,
KeyVersionNumber,
KeyParameterReferenceValue]):
pass
# Table 11-103
class EccPublicKey(DGI_TLV_IE, tag=0x0036):
_construct = GreedyBytes
# Table 11-105
class EccPrivateKey(DGI_TLV_IE, tag=0x8137):
_construct = GreedyBytes
# Global Platform Specification v2.3 Section 11.11.4 / Table 11-91
class KeyControlReferenceTemplate(DGI_TLV_IE, tag=0x00b9, nested=[ControlReferenceTemplate]):
pass
# GlobalPlatform v2.3.1 Section H.4 / Table H-6
class ScpType(BER_TLV_IE, tag=0x80):
_construct = HexAdapter(Byte)
class ListOfSupportedOptions(BER_TLV_IE, tag=0x81):
_construct = GreedyBytes
class SupportedKeysForScp03(BER_TLV_IE, tag=0x82):
_construct = FlagsEnum(Byte, aes128=0x01, aes192=0x02, aes256=0x04)
class SupportedTlsCipherSuitesForScp81(BER_TLV_IE, tag=0x83):
_consuruct = GreedyRange(Int16ub)
class ScpInformation(BER_TLV_IE, tag=0xa0, nested=[ScpType, ListOfSupportedOptions, SupportedKeysForScp03,
SupportedTlsCipherSuitesForScp81]):
pass
class PrivilegesAvailableSSD(BER_TLV_IE, tag=0x81):
pass
class PrivilegesAvailableApplication(BER_TLV_IE, tag=0x82):
pass
class SupportedLFDBHAlgorithms(BER_TLV_IE, tag=0x83):
pass
# GlobalPlatform Card Specification v2.3 / Table H-8
class CiphersForLFDBEncryption(BER_TLV_IE, tag=0x84):
_construct = Enum(Byte, tripledes16=0x01, aes128=0x02, aes192=0x04, aes256=0x08,
icv_supported_for_lfdb=0x80)
CipherSuitesForSignatures = Struct('byte1'/FlagsEnum(Byte, rsa1024_pkcsv15_sha1=0x01,
rsa_gt1024_pss_sha256=0x02,
single_des_plus_final_triple_des_mac_16b=0x04,
cmac_aes128=0x08, cmac_aes192=0x10, cmac_aes256=0x20,
ecdsa_ecc256_sha256=0x40, ecdsa_ecc384_sha384=0x80),
'byte2'/COptional(FlagsEnum(Byte, ecdsa_ecc512_sha512=0x01,
ecdsa_ecc_521_sha512=0x02)))
class CiphersForTokens(BER_TLV_IE, tag=0x85):
_construct = CipherSuitesForSignatures
class CiphersForReceipts(BER_TLV_IE, tag=0x86):
_construct = CipherSuitesForSignatures
class CiphersForDAPs(BER_TLV_IE, tag=0x87):
_construct = CipherSuitesForSignatures
class KeyParameterReferenceList(BER_TLV_IE, tag=0x88, nested=[KeyLoading.KeyParameterReferenceValue]):
pass
class CardCapabilityInformation(BER_TLV_IE, tag=0x67, nested=[ScpInformation, PrivilegesAvailableSSD,
PrivilegesAvailableApplication,
SupportedLFDBHAlgorithms,
CiphersForLFDBEncryption, CiphersForTokens,
CiphersForReceipts, CiphersForDAPs,
KeyParameterReferenceList]):
pass
class CurrentSecurityLevel(BER_TLV_IE, tag=0xd3):
_construct = Int8ub
# GlobalPlatform v2.3.1 Section 11.3.3.1.3
class ApplicationAID(BER_TLV_IE, tag=0x4f):
_construct = HexAdapter(GreedyBytes)
class ApplicationTemplate(BER_TLV_IE, tag=0x61, ntested=[ApplicationAID]):
pass
class ListOfApplications(BER_TLV_IE, tag=0x2f00, nested=[ApplicationTemplate]):
pass
# GlobalPlatform v2.3.1 Section 11.3.3.1.2 + TS 102 226
class NumberOFInstalledApp(BER_TLV_IE, tag=0x81):
_construct = GreedyInteger()
class FreeNonVolatileMemory(BER_TLV_IE, tag=0x82):
_construct = GreedyInteger()
class FreeVolatileMemory(BER_TLV_IE, tag=0x83):
_construct = GreedyInteger()
class ExtendedCardResourcesInfo(BER_TLV_IE, tag=0xff21, nested=[NumberOFInstalledApp, FreeNonVolatileMemory,
FreeVolatileMemory]):
pass
# GlobalPlatform v2.3.1 Section 7.4.2.4 + GP SPDM
class SecurityDomainManagerURL(BER_TLV_IE, tag=0x5f50):
pass
# card data sample, returned in response to GET DATA (80ca006600):
# 66 31
# 73 2f
# 06 07
# 2a864886fc6b01
# 60 0c
# 06 0a
# 2a864886fc6b02020101
# 63 09
# 06 07
# 2a864886fc6b03
# 64 0b
# 06 09
# 2a864886fc6b040215
# GlobalPlatform 2.1.1 Table F-1
class ObjectIdentifier(BER_TLV_IE, tag=0x06):
_construct = GreedyBytes
class CardManagementTypeAndVersion(BER_TLV_IE, tag=0x60, nested=[ObjectIdentifier]):
pass
class CardIdentificationScheme(BER_TLV_IE, tag=0x63, nested=[ObjectIdentifier]):
pass
class SecureChannelProtocolOfISD(BER_TLV_IE, tag=0x64, nested=[ObjectIdentifier]):
pass
class CardConfigurationDetails(BER_TLV_IE, tag=0x65):
_construct = GreedyBytes
class CardChipDetails(BER_TLV_IE, tag=0x66):
_construct = GreedyBytes
class CardRecognitionData(BER_TLV_IE, tag=0x73, nested=[ObjectIdentifier,
CardManagementTypeAndVersion,
CardIdentificationScheme,
SecureChannelProtocolOfISD,
CardConfigurationDetails,
CardChipDetails]):
pass
class CardData(BER_TLV_IE, tag=0x66, nested=[CardRecognitionData]):
pass
# GlobalPlatform 2.1.1 Table F-2
class SecureChannelProtocolOfSelectedSD(BER_TLV_IE, tag=0x64, nested=[ObjectIdentifier]):
pass
class SecurityDomainMgmtData(BER_TLV_IE, tag=0x73, nested=[CardManagementTypeAndVersion,
CardIdentificationScheme,
SecureChannelProtocolOfSelectedSD,
CardConfigurationDetails,
CardChipDetails]):
pass
# GlobalPlatform 2.1.1 Section 9.1.1
IsdLifeCycleState = Enum(Byte, op_ready=0x01, initialized=0x07, secured=0x0f,
card_locked = 0x7f, terminated=0xff)
# GlobalPlatform 2.1.1 Section 9.9.3.1
class ApplicationID(BER_TLV_IE, tag=0x84):
_construct = GreedyBytes
# GlobalPlatform 2.1.1 Section 9.9.3.1
class SecurityDomainManagementData(BER_TLV_IE, tag=0x73):
_construct = GreedyBytes
# GlobalPlatform 2.1.1 Section 9.9.3.1
class ApplicationProductionLifeCycleData(BER_TLV_IE, tag=0x9f6e):
_construct = GreedyBytes
# GlobalPlatform 2.1.1 Section 9.9.3.1
class MaximumLengthOfDataFieldInCommandMessage(BER_TLV_IE, tag=0x9f65):
_construct = GreedyInteger()
# GlobalPlatform 2.1.1 Section 9.9.3.1
class ProprietaryData(BER_TLV_IE, tag=0xA5, nested=[SecurityDomainManagementData,
ApplicationProductionLifeCycleData,
MaximumLengthOfDataFieldInCommandMessage]):
pass
# explicitly define this list and give it a name so pySim.euicc can reference it
FciTemplateNestedList = [ApplicationID, SecurityDomainManagementData,
ApplicationProductionLifeCycleData,
MaximumLengthOfDataFieldInCommandMessage,
ProprietaryData]
# GlobalPlatform 2.1.1 Section 9.9.3.1
class FciTemplate(BER_TLV_IE, tag=0x6f, nested=FciTemplateNestedList):
pass
class IssuerIdentificationNumber(BER_TLV_IE, tag=0x42):
_construct = HexAdapter(GreedyBytes)
class CardImageNumber(BER_TLV_IE, tag=0x45):
_construct = HexAdapter(GreedyBytes)
class SequenceCounterOfDefaultKvn(BER_TLV_IE, tag=0xc1):
_construct = GreedyInteger()
class ConfirmationCounter(BER_TLV_IE, tag=0xc2):
_construct = GreedyInteger()
# Collection of all the data objects we can get from GET DATA
class DataCollection(TLV_IE_Collection, nested=[IssuerIdentificationNumber,
CardImageNumber,
CardData,
KeyInformation,
SequenceCounterOfDefaultKvn,
ConfirmationCounter,
# v2.3.1
CardCapabilityInformation,
CurrentSecurityLevel,
ListOfApplications,
ExtendedCardResourcesInfo,
SecurityDomainManagerURL]):
pass
def decode_select_response(resp_hex: str) -> object:
t = FciTemplate()
t.from_tlv(h2b(resp_hex))
d = t.to_dict()
return flatten_dict_lists(d['fci_template'])
# 11.4.2.1
StatusSubset = Enum(Byte, isd=0x80, applications=0x40, files=0x20, files_and_modules=0x10)
# Section 11.4.3.1 Table 11-36
class LifeCycleState(BER_TLV_IE, tag=0x9f70):
_construct = Int8ub
# Section 11.4.3.1 Table 11-36 + Section 11.1.2
class Privileges(BER_TLV_IE, tag=0xc5):
_construct = Struct('byte1'/FlagsEnum(Byte, security_domain=0x80, dap_verification=0x40,
delegated_management=0x20, card_lock=0x10, card_terminate=0x08,
card_reset=0x04, cvm_management=0x02,
mandated_dap_verification=0x01),
'byte2'/COptional(FlagsEnum(Byte, trusted_path=0x80, authorized_management=0x40,
token_management=0x20, global_delete=0x10, global_lock=0x08,
global_registry=0x04, final_application=0x02, global_service=0x01)),
'byte3'/COptional(FlagsEnum(Byte, receipt_generation=0x80, ciphered_load_file_data_block=0x40,
contactless_activation=0x20, contactless_self_activation=0x10)))
# Section 11.4.3.1 Table 11-36 + Section 11.1.7
class ImplicitSelectionParameter(BER_TLV_IE, tag=0xcf):
_construct = BitStruct('contactless_io'/Flag,
'contact_io'/Flag,
'_rfu'/Flag,
'logical_channel_number'/BitsInteger(5))
# Section 11.4.3.1 Table 11-36
class ExecutableLoadFileAID(BER_TLV_IE, tag=0xc4):
_construct = HexAdapter(GreedyBytes)
# Section 11.4.3.1 Table 11-36
class ExecutableLoadFileVersionNumber(BER_TLV_IE, tag=0xce):
# Note: the Executable Load File Version Number format and contents are beyond the scope of this
# specification. It shall consist of the version information contained in the original Load File: on a
# Java Card based card, this version number represents the major and minor version attributes of the
# original Load File Data Block.
_construct = HexAdapter(GreedyBytes)
# Section 11.4.3.1 Table 11-36
class ExecutableModuleAID(BER_TLV_IE, tag=0x84):
_construct = HexAdapter(GreedyBytes)
# Section 11.4.3.1 Table 11-36
class AssociatedSecurityDomainAID(BER_TLV_IE, tag=0xcc):
_construct = HexAdapter(GreedyBytes)
# Section 11.4.3.1 Table 11-36
class GpRegistryRelatedData(BER_TLV_IE, tag=0xe3, nested=[ApplicationAID, LifeCycleState, Privileges,
ImplicitSelectionParameter, ExecutableLoadFileAID,
ExecutableLoadFileVersionNumber,
ExecutableModuleAID, AssociatedSecurityDomainAID]):
pass
# Application Dedicated File of a Security Domain
class ADF_SD(CardADF):
StoreData = BitStruct('last_block'/Flag,
'encryption'/Enum(BitsInteger(2), none=0, application_dependent=1, rfu=2, encrypted=3),
'structure'/Enum(BitsInteger(2), none=0, dgi=1, ber_tlv=2, rfu=3),
'_pad'/Padding(2),
'response'/Enum(Bit, not_expected=0, may_be_returned=1))
def __init__(self, aid: str, name: str, desc: str):
super().__init__(aid=aid, fid=None, sfid=None, name=name, desc=desc)
self.shell_commands += [self.AddlShellCommands()]
@staticmethod
def decode_select_response(res_hex: str) -> object:
return decode_select_response(res_hex)
@with_default_category('Application-Specific Commands')
class AddlShellCommands(CommandSet):
def __init__(self):
super().__init__()
get_data_parser = argparse.ArgumentParser()
get_data_parser.add_argument('data_object_name', type=str,
help='Name of the data object to be retrieved from the card')
@cmd2.with_argparser(get_data_parser)
def do_get_data(self, opts):
"""Perform the GlobalPlatform GET DATA command in order to obtain some card-specific data."""
tlv_cls_name = opts.data_object_name
try:
tlv_cls = DataCollection().members_by_name[tlv_cls_name]
except KeyError:
do_names = [camel_to_snake(str(x.__name__)) for x in DataCollection.possible_nested]
self._cmd.poutput('Unknown data object "%s", available options: %s' % (tlv_cls_name,
do_names))
return
(data, sw) = self._cmd.lchan.scc.get_data(cla=0x80, tag=tlv_cls.tag)
ie = tlv_cls()
ie.from_tlv(h2b(data))
self._cmd.poutput_json(ie.to_dict())
def complete_get_data(self, text, line, begidx, endidx) -> List[str]:
data_dict = {camel_to_snake(str(x.__name__)): x for x in DataCollection.possible_nested}
index_dict = {1: data_dict}
return self._cmd.index_based_complete(text, line, begidx, endidx, index_dict=index_dict)
store_data_parser = argparse.ArgumentParser()
store_data_parser.add_argument('--data-structure', type=str, choices=['none','dgi','ber_tlv','rfu'], default='none')
store_data_parser.add_argument('--encryption', type=str, choices=['none','application_dependent', 'rfu', 'encrypted'], default='none')
store_data_parser.add_argument('--response', type=str, choices=['not_expected','may_be_returned'], default='not_expected')
store_data_parser.add_argument('DATA', type=is_hexstr)
@cmd2.with_argparser(store_data_parser)
def do_store_data(self, opts):
"""Perform the GlobalPlatform GET DATA command in order to store some card-specific data.
See GlobalPlatform CardSpecification v2.3Section 11.11 for details."""
response_permitted = opts.response == 'may_be_returned'
self.store_data(h2b(opts.DATA), opts.data_structure, opts.encryption, response_permitted)
def store_data(self, data: bytes, structure:str = 'none', encryption:str = 'none', response_permitted: bool = False) -> bytes:
"""Perform the GlobalPlatform GET DATA command in order to store some card-specific data.
See GlobalPlatform CardSpecification v2.3Section 11.11 for details."""
# Table 11-89 of GP Card Specification v2.3
remainder = data
block_nr = 0
response = ''
while len(remainder):
chunk = remainder[:255]
remainder = remainder[255:]
p1b = build_construct(ADF_SD.StoreData,
{'last_block': len(remainder) == 0, 'encryption': encryption,
'structure': structure, 'response': response_permitted})
hdr = "80E2%02x%02x%02x" % (p1b[0], block_nr, len(chunk))
data, sw = self._cmd.lchan.scc.send_apdu_checksw(hdr + b2h(chunk))
block_nr += 1
response += data
return data
put_key_parser = argparse.ArgumentParser()
put_key_parser.add_argument('--old-key-version-nr', type=auto_uint8, default=0, help='Old Key Version Number')
put_key_parser.add_argument('--key-version-nr', type=auto_uint8, required=True, help='Key Version Number')
put_key_parser.add_argument('--key-id', type=auto_uint7, required=True, help='Key Identifier (base)')
put_key_parser.add_argument('--key-type', choices=KeyType.ksymapping.values(), action='append', required=True, help='Key Type')
put_key_parser.add_argument('--key-data', type=is_hexstr, action='append', required=True, help='Key Data Block')
put_key_parser.add_argument('--key-check', type=is_hexstr, action='append', help='Key Check Value')
@cmd2.with_argparser(put_key_parser)
def do_put_key(self, opts):
"""Perform the GlobalPlatform PUT KEY command in order to store a new key on the card.
See GlobalPlatform CardSpecification v2.3 Section 11.8 for details.
Example (SCP80 KIC/KID/KIK):
put_key --key-version-nr 1 --key-id 0x81 --key-type aes --key-data 000102030405060708090a0b0c0d0e0f
--key-type aes --key-data 101112131415161718191a1b1c1d1e1f
--key-type aes --key-data 202122232425262728292a2b2c2d2e2f
Example (SCP81 TLS-PSK/KEK):
put_key --key-version-nr 0x40 --key-id 0x81 --key-type tls_psk --key-data 303132333435363738393a3b3c3d3e3f
--key-type des --key-data 404142434445464748494a4b4c4d4e4f
"""
if len(opts.key_type) != len(opts.key_data):
raise ValueError('There must be an equal number of key-type and key-data arguments')
kdb = []
for i in range(0, len(opts.key_type)):
if opts.key_check and len(opts.key_check) > i:
kcv = opts.key_check[i]
else:
kcv = ''
kdb.append({'key_type': opts.key_type[i], 'kcb': opts.key_data[i], 'kcv': kcv})
self.put_key(opts.old_key_version_nr, opts.key_version_nr, opts.key_id, kdb)
# Table 11-68: Key Data Field - Format 1 (Basic Format)
KeyDataBasic = GreedyRange(Struct('key_type'/KeyType,
'kcb'/HexAdapter(Prefixed(Int8ub, GreedyBytes)),
'kcv'/HexAdapter(Prefixed(Int8ub, GreedyBytes))))
def put_key(self, old_kvn:int, kvn: int, kid: int, key_dict: dict) -> bytes:
"""Perform the GlobalPlatform PUT KEY command in order to store a new key on the card.
See GlobalPlatform CardSpecification v2.3 Section 11.8 for details."""
key_data = kvn.to_bytes(1, 'big') + build_construct(ADF_SD.AddlShellCommands.KeyDataBasic, key_dict)
hdr = "80D8%02x%02x%02x" % (old_kvn, kid, len(key_data))
data, sw = self._cmd.lchan.scc.send_apdu_checksw(hdr + b2h(key_data))
return data
get_status_parser = argparse.ArgumentParser()
get_status_parser.add_argument('subset', choices=StatusSubset.ksymapping.values(),
help='Subset of statuses to be included in the response')
get_status_parser.add_argument('--aid', type=is_hexstr, default='',
help='AID Search Qualifier (search only for given AID)')
@cmd2.with_argparser(get_status_parser)
def do_get_status(self, opts):
"""Perform GlobalPlatform GET STATUS command in order to retriev status information
on Issuer Security Domain, Executable Load File, Executable Module or Applications."""
grd_list = self.get_status(opts.subset, opts.aid)
for grd in grd_list:
self._cmd.poutput_json(grd.to_dict())
def get_status(self, subset:str, aid_search_qualifier:Hexstr = '') -> List[GpRegistryRelatedData]:
subset_hex = b2h(build_construct(StatusSubset, subset))
aid = ApplicationAID(decoded=aid_search_qualifier)
cmd_data = aid.to_tlv() + h2b('5c054f9f70c5cc')
p2 = 0x02 # TLV format according to Table 11-36
grd_list = []
while True:
hdr = "80F2%s%02x%02x" % (subset_hex, p2, len(cmd_data))
data, sw = self._cmd.lchan.scc.send_apdu(hdr + b2h(cmd_data))
remainder = h2b(data)
while len(remainder):
# tlv sequence, each element is one GpRegistryRelatedData()
grd = GpRegistryRelatedData()
dec, remainder = grd.from_tlv(remainder)
grd_list.append(grd)
if sw != '6310':
return grd_list
else:
p2 |= 0x01
return grd_list
est_scp02_parser = argparse.ArgumentParser()
est_scp02_parser.add_argument('--key-ver', type=auto_uint8, required=True,
help='Key Version Number (KVN)')
est_scp02_parser.add_argument('--key-enc', type=is_hexstr, required=True,
help='Secure Channel Encryption Key')
est_scp02_parser.add_argument('--key-mac', type=is_hexstr, required=True,
help='Secure Channel MAC Key')
est_scp02_parser.add_argument('--key-dek', type=is_hexstr, required=True,
help='Data Encryption Key')
est_scp02_parser.add_argument('--host-challenge', type=is_hexstr,
help='Hard-code the host challenge; default: random')
est_scp02_parser.add_argument('--security-level', type=auto_uint8, default=0x01,
help='Security Level. Default: 0x01 (C-MAC only)')
@cmd2.with_argparser(est_scp02_parser)
def do_establish_scp02(self, opts):
"""Establish a secure channel using the GlobalPlatform SCP02 protocol. It can be released
again by using `release_scp`."""
if self._cmd.lchan.scc.scp:
self._cmd.poutput("Cannot establish SCP02 as this lchan already has a SCP instance!")
return
host_challenge = h2b(opts.host_challenge) if opts.host_challenge else get_random_bytes(8)
kset = GpCardKeyset(opts.key_ver, h2b(opts.key_enc), h2b(opts.key_mac), h2b(opts.key_dek))
scp02 = SCP02(card_keys=kset)
init_update_apdu = scp02.gen_init_update_apdu(host_challenge=host_challenge)
init_update_resp, sw = self._cmd.lchan.scc.send_apdu_checksw(b2h(init_update_apdu))
scp02.parse_init_update_resp(h2b(init_update_resp))
ext_auth_apdu = scp02.gen_ext_auth_apdu(opts.security_level)
ext_auth_resp, sw = self._cmd.lchan.scc.send_apdu_checksw(b2h(ext_auth_apdu))
self._cmd.poutput("Successfully established a SCP02 secure channel")
# store a reference to the SCP instance
self._cmd.lchan.scc.scp = scp02
self._cmd.update_prompt()
def do_release_scp(self, opts):
"""Release a previously establiehed secure channel."""
if not self._cmd.lchan.scc.scp:
self._cmd.poutput("Cannot release SCP as none is established")
return
self._cmd.lchan.scc.scp = None
self._cmd.update_prompt()
# Card Application of a Security Domain
class CardApplicationSD(CardApplication):
__intermediate = True
def __init__(self, aid: str, name: str, desc: str):
super().__init__(name, adf=ADF_SD(aid, name, desc), sw=sw_table)
# Card Application of Issuer Security Domain
class CardApplicationISD(CardApplicationSD):
# FIXME: ISD AID is not static, but could be different. One can select the empty
# application using '00a4040000' and then parse the response FCI to get the ISD AID
def __init__(self, aid='a000000003000000'):
super().__init__(aid=aid, name='ADF.ISD', desc='Issuer Security Domain')
#class CardProfileGlobalPlatform(CardProfile):
# ORDER = 23
#
# def __init__(self, name='GlobalPlatform'):
# super().__init__(name, desc='GlobalPlatfomr 2.1.1', cla=['00','80','84'], sw=sw_table)
class GpCardKeyset:
"""A single set of GlobalPlatform card keys and the associated KVN."""
def __init__(self, kvn: int, enc: bytes, mac: bytes, dek: bytes):
assert kvn >= 0 and kvn < 256
assert len(enc) == len(mac) == len(dek)
self.kvn = kvn
self.enc = enc
self.mac = mac
self.dek = dek
@classmethod
def from_single_key(cls, kvn: int, base_key: bytes) -> 'GpCardKeyset':
return cls(int, base_key, base_key, base_key)
def __str__(self):
return "%s(KVN=%u, ENC=%s, MAC=%s, DEK=%s)" % (self.__class__.__name__,
self.kvn, b2h(self.enc), b2h(self.mac), b2h(self.dek))
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