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pySim.apdu.global_platform: Decode the INSTALL command parameters

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Change-Id: I1c323c1cb1be504c6ad5b7efb0fa85d87eaa8cf7
This commit is contained in:
Harald Welte
2024-07-19 18:05:36 +02:00
parent 4f2a6ebf1f
commit 0c022944ff
2 changed files with 100 additions and 1 deletions
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27
pySim/apdu/global_platform.py
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@@ -1,7 +1,7 @@
# coding=utf-8
"""APDU definition/decoder of GlobalPLatform Card Spec (currently 2.1.1)
(C) 2022 by Harald Welte <laforge@osmocom.org>
(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
@@ -17,7 +17,11 @@ 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 construct import FlagsEnum, Struct
from pySim.tlv import flatten_dict_lists
from pySim.apdu import ApduCommand, ApduCommandSet
from pySim.construct import *
from pySim.global_platform import InstallParameters
class GpDelete(ApduCommand, n='DELETE', ins=0xE4, cla=['8X', 'CX', 'EX']):
_apdu_case = 4
@@ -40,8 +44,29 @@ class GpGetDataCB(ApduCommand, n='GET DATA', ins=0xCB, cla=['8X', 'CX', 'EX']):
class GpGetStatus(ApduCommand, n='GET STATUS', ins=0xF2, cla=['8X', 'CX', 'EX']):
_apdu_case = 4
# GPCS Section 11.5.2
class GpInstall(ApduCommand, n='INSTALL', ins=0xE6, cla=['8X', 'CX', 'EX']):
_apdu_case = 4
_construct_p1 = FlagsEnum(Byte, more_commands=0x80, for_registry_update=0x40,
for_personalization=0x20, for_extradition=0x10,
for_make_selectable=0x08, for_install=0x04, for_load=0x02)
_construct_p2 = Enum(Byte, no_info_provided=0x00, beginning_of_combined=0x01,
end_of_combined=0x03)
_construct = Struct('load_file_aid'/Prefixed(Int8ub, GreedyBytes),
'module_aid'/Prefixed(Int8ub, GreedyBytes),
'application_aid'/Prefixed(Int8ub, GreedyBytes),
'privileges'/Prefixed(Int8ub, GreedyBytes),
'install_parameters'/Prefixed(Int8ub, GreedyBytes), # TODO: InstallParameters
'install_token'/Prefixed(Int8ub, GreedyBytes))
def _decode_cmd(self):
# first use _construct* above
res = self._cmd_to_dict()
# then do TLV decode of install_parameters
ip = InstallParameters()
ip.from_tlv(res['body']['install_parameters'])
res['body']['install_parameters'] = flatten_dict_lists(ip.to_dict())
return res
class GpLoad(ApduCommand, n='LOAD', ins=0xE8, cla=['8X', 'CX', 'EX']):
_apdu_case = 4