| # |
| # Copyright 2018-2020 NXP |
| # SPDX-License-Identifier: Apache-2.0 |
| # |
| # |
| |
| """License text""" |
| |
| import ctypes |
| import logging |
| from . import sss_api as apis |
| from .util import hex_uid |
| |
| log = logging.getLogger(__name__) |
| |
| |
| class Se05x: |
| """ |
| Se05x specific operation |
| """ |
| |
| def __init__(self, session_obj): |
| """ |
| Constructor |
| :param session_obj: Instance of session |
| """ |
| self._session = session_obj |
| |
| def debug_reset(self): |
| """ |
| Se05x Debug reset |
| :return: None |
| """ |
| if self._session.subsystem == apis.kType_SSS_SE_SE05x: |
| apis.Se05x_API_DeleteAll_Iterative(ctypes.byref(self._session.session_ctx.s_ctx)) |
| else: |
| log.warning("Unsupported subsystem='%s'", (self._session.subsystem,)) |
| |
| def get_unique_id(self): |
| """ |
| Retrieve 18 byte unique id |
| :return: Unique id |
| """ |
| unique_id_len = ctypes.c_uint16(18) |
| unique_id = (ctypes.c_uint8 * unique_id_len.value)(0) |
| |
| if self._session.subsystem == apis.kType_SSS_SE_SE05x: |
| apis.sss_session_prop_get_au8(ctypes.byref(self._session.session_ctx), |
| apis.kSSS_SessionProp_UID, |
| ctypes.byref(unique_id), |
| ctypes.byref(unique_id_len)) |
| log.info(hex_uid(unique_id)) |
| return hex_uid(unique_id) |
| |
| def get_cert_unique_id(self): |
| """ |
| Retrieve cert unique id |
| :return: Cert unique id |
| """ |
| unique_id_len = ctypes.c_uint16(10) |
| unique_id = (ctypes.c_uint8 * unique_id_len.value)(0) |
| |
| if self._session.subsystem == apis.kType_SSS_SE_SE05x: |
| apis.sss_session_prop_get_au8(ctypes.byref(self._session.session_ctx), |
| apis.kSSS_SE05x_SessionProp_CertUID, |
| ctypes.byref(unique_id), |
| ctypes.byref(unique_id_len)) |
| log.info(hex_uid(unique_id)) |
| return hex_uid(unique_id) |
| |
| def get_applet_version(self): |
| """ |
| Retrieve applet version |
| :return: applet version |
| """ |
| applet_ver_len = ctypes.c_size_t(7) |
| applet_ver = (ctypes.c_uint8 * applet_ver_len.value)(0) |
| |
| status = apis.Se05x_API_GetVersion(ctypes.byref(self._session.session_ctx.s_ctx), |
| ctypes.byref(applet_ver), |
| ctypes.byref(applet_ver_len)) |
| |
| if status != apis.kSE05x_SW12_NO_ERROR: |
| log.error("Se05x_API_GetVersion failed") |
| return 0 |
| |
| app_ver_str = hex_uid(applet_ver)[:4] |
| hex_appletver = int(app_ver_str, 16) |
| print('Applet_Version: %s'%app_ver_str) |
| return hex_appletver |
