Coverage for d7a/system_files/user_authentication_key.py: 65%
23 statements
« prev ^ index » next coverage.py v7.5.0, created at 2024-05-24 08:03 +0200
« prev ^ index » next coverage.py v7.5.0, created at 2024-05-24 08:03 +0200
1#
2# Copyright (c) 2015-2021 University of Antwerp, Aloxy NV.
3#
4# This file is part of pyd7a.
5# See https://github.com/Sub-IoT/pyd7a for further info.
6#
7# Licensed under the Apache License, Version 2.0 (the "License");
8# you may not use this file except in compliance with the License.
9# You may obtain a copy of the License at
10#
11# http://www.apache.org/licenses/LICENSE-2.0
12#
13# Unless required by applicable law or agreed to in writing, software
14# distributed under the License is distributed on an "AS IS" BASIS,
15# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16# See the License for the specific language governing permissions and
17# limitations under the License.
18#
19import struct
21from d7a.support.schema import Validatable, Types
22from d7a.system_files.file import File
23from d7a.system_files.system_file_ids import SystemFileIds
26class UserAuthenticationKeyFile(File, Validatable):
28 SCHEMA = [{
29 "key": Types.BITS(length=128),
30 "rfu": Types.BITS(length=192)
31 }]
33 def __init__(self, key=0):
34 self.key = key
35 self.rfu = 0
36 Validatable.__init__(self)
37 File.__init__(self, SystemFileIds.ALP_USER_AUTHENTICATION_KEY.value, 40)
39 @staticmethod
40 def parse(s, offset=0, length=40):
41 key = s.read("bytes:16")
42 _rfu = s.read("bytes:24")
43 return UserAuthenticationKeyFile(key)
45 def __iter__(self):
46 for byte in [(self.key & (0xff << pos * 8)) >> pos * 8 for pos in range(16)]:
47 yield byte
49 for byte in range(24):
50 yield 0
52 def __str__(self):
53 return "key={}".format(self.key)