| # |
| # Copyright 2018-2020 NXP |
| # SPDX-License-Identifier: Apache-2.0 |
| # |
| # |
| |
| """License text""" |
| |
| from .keystore import KeyStore |
| from .keyobject import KeyObject |
| from . import sss_api as apis |
| |
| |
| class Erase: # pylint: disable=too-few-public-methods |
| """ |
| Erase key operation |
| """ |
| |
| def __init__(self, session_obj): |
| """ |
| constuctor |
| :param session_obj: Instance of session |
| """ |
| self._session = session_obj |
| self._ctx_ks = KeyStore(self._session) |
| self._ctx_key = KeyObject(self._ctx_ks) |
| |
| def erase_key(self, key_id): |
| """ |
| Erase key operation |
| :param key_id: Key index |
| :return: Status |
| """ |
| status, object_type, cipher_type = self._ctx_key.get_handle(key_id) # pylint: disable=unused-variable |
| if status != apis.kStatus_SSS_Success: |
| return status |
| status = self._ctx_ks.erase_key(self._ctx_key) |
| self._ctx_key.free() |
| return status |
