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83 lines
3.3 KiB
Python
83 lines
3.3 KiB
Python
# coding=utf-8
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"""APDU definition/decoder of GlobalPLatform Card Spec (currently 2.1.1)
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(C) 2022-2024 by Harald Welte <laforge@osmocom.org>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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"""
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from construct import FlagsEnum, Struct
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from pySim.tlv import flatten_dict_lists
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from pySim.apdu import ApduCommand, ApduCommandSet
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from pySim.construct import *
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from pySim.global_platform import InstallParameters
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class GpDelete(ApduCommand, n='DELETE', ins=0xE4, cla=['8X', 'CX', 'EX']):
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_apdu_case = 4
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class GpStoreData(ApduCommand, n='STORE DATA', ins=0xE2, cla=['8X', 'CX', 'EX']):
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@classmethod
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def _get_apdu_case(cls, hdr:bytes) -> int:
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p1 = hdr[2]
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if p1 & 0x01:
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return 4
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else:
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return 3
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class GpGetDataCA(ApduCommand, n='GET DATA', ins=0xCA, cla=['8X', 'CX', 'EX']):
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_apdu_case = 4
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class GpGetDataCB(ApduCommand, n='GET DATA', ins=0xCB, cla=['8X', 'CX', 'EX']):
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_apdu_case = 4
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class GpGetStatus(ApduCommand, n='GET STATUS', ins=0xF2, cla=['8X', 'CX', 'EX']):
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_apdu_case = 4
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# GPCS Section 11.5.2
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class GpInstall(ApduCommand, n='INSTALL', ins=0xE6, cla=['8X', 'CX', 'EX']):
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_apdu_case = 4
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_construct_p1 = FlagsEnum(Byte, more_commands=0x80, for_registry_update=0x40,
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for_personalization=0x20, for_extradition=0x10,
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for_make_selectable=0x08, for_install=0x04, for_load=0x02)
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_construct_p2 = Enum(Byte, no_info_provided=0x00, beginning_of_combined=0x01,
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end_of_combined=0x03)
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_construct = Struct('load_file_aid'/Prefixed(Int8ub, GreedyBytes),
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'module_aid'/Prefixed(Int8ub, GreedyBytes),
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'application_aid'/Prefixed(Int8ub, GreedyBytes),
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'privileges'/Prefixed(Int8ub, GreedyBytes),
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'install_parameters'/Prefixed(Int8ub, GreedyBytes), # TODO: InstallParameters
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'install_token'/Prefixed(Int8ub, GreedyBytes))
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def _decode_cmd(self):
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# first use _construct* above
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res = self._cmd_to_dict()
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# then do TLV decode of install_parameters
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ip = InstallParameters()
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ip.from_tlv(res['body']['install_parameters'])
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res['body']['install_parameters'] = flatten_dict_lists(ip.to_dict())
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return res
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class GpLoad(ApduCommand, n='LOAD', ins=0xE8, cla=['8X', 'CX', 'EX']):
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_apdu_case = 4
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class GpPutKey(ApduCommand, n='PUT KEY', ins=0xD8, cla=['8X', 'CX', 'EX']):
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_apdu_case = 4
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class GpSetStatus(ApduCommand, n='SET STATUS', ins=0xF0, cla=['8X', 'CX', 'EX']):
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_apdu_case = 3
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ApduCommands = ApduCommandSet('GlobalPlatform v2.3.1', cmds=[GpDelete, GpStoreData,
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GpGetDataCA, GpGetDataCB, GpGetStatus, GpInstall,
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GpLoad, GpPutKey, GpSetStatus])
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