2 # PyGOST -- Pure Python GOST cryptographic functions library
3 # Copyright (C) 2015-2024 Sergey Matveev <stargrave@stargrave.org>
5 # This program is free software: you can redistribute it and/or modify
6 # it under the terms of the GNU General Public License as published by
7 # the Free Software Foundation, version 3 of the License.
9 # This program is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 # GNU General Public License for more details.
14 # You should have received a copy of the GNU General Public License
15 # along with this program. If not, see <http://www.gnu.org/licenses/>.
17 from os import urandom
18 from random import randint
19 from unittest import skip
20 from unittest import TestCase
23 from pygost import gost34112012256
24 from pygost import gost34112012512
25 from pygost.gost34112012256 import GOST34112012256
26 from pygost.gost34112012512 import GOST34112012512
27 from pygost.gost34112012512 import pbkdf2
28 from pygost.utils import hexdec
29 from pygost.utils import hexenc
32 class TestCopy(TestCase):
39 self.assertSequenceEqual(m.digest(), c.digest())
42 class TestSymmetric(TestCase):
45 for _ in range(randint(1, 10)):
46 chunks.append(urandom(randint(20, 80)))
50 self.assertSequenceEqual(
52 GOST34112012256(b"".join(chunks)).hexdigest(),
56 class TestHMAC(TestCase):
60 for digestmod in (GOST34112012256, gost34112012256):
61 self.assertSequenceEqual(
63 key=hexdec("000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f"),
64 msg=hexdec("0126bdb87800af214341456563780100"),
67 "a1aa5f7de402d7b3d323f2991c8d4534013137010a83754fd0af6d7cd4922ed9",
71 for digestmod in (GOST34112012512, gost34112012512):
72 self.assertSequenceEqual(
74 key=hexdec("000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f"),
75 msg=hexdec("0126bdb87800af214341456563780100"),
78 "a59bab22ecae19c65fbde6e5f4e9f5d8549d31f037f9df9b905500e171923a773d5f1530f2ed7e964cb2eedc29e9ad2f3afe93b2814f79f5000ffc0366c251e6",
82 class TestVectors(TestCase):
84 m = hexdec("323130393837363534333231303938373635343332313039383736353433323130393837363534333231303938373635343332313039383736353433323130")[::-1]
85 self.assertSequenceEqual(
86 GOST34112012512(m).digest(),
87 hexdec("486f64c1917879417fef082b3381a4e211c324f074654c38823a7b76f830ad00fa1fbae42b1285c0352f227524bc9ab16254288dd6863dccd5b9f54a1ad0541b")[::-1]
89 self.assertSequenceEqual(
90 GOST34112012256(m).digest(),
91 hexdec("00557be5e584fd52a449b16b0251d05d27f94ab76cbaa6da890b59d8ef1e159d")[::-1]
95 m = u"Се ветри, Стрибожи внуци, веютъ с моря стрелами на храбрыя плъкы Игоревы".encode("cp1251")
96 self.assertSequenceEqual(m, hexdec("fbe2e5f0eee3c820fbeafaebef20fffbf0e1e0f0f520e0ed20e8ece0ebe5f0f2f120fff0eeec20f120faf2fee5e2202ce8f6f3ede220e8e6eee1e8f0f2d1202ce8f0f2e5e220e5d1")[::-1])
97 self.assertSequenceEqual(
98 GOST34112012512(m).digest(),
99 hexdec("28fbc9bada033b1460642bdcddb90c3fb3e56c497ccd0f62b8a2ad4935e85f037613966de4ee00531ae60f3b5a47f8dae06915d5f2f194996fcabf2622e6881e")[::-1]
101 self.assertSequenceEqual(
102 GOST34112012256(m).digest(),
103 hexdec("508f7e553c06501d749a66fc28c6cac0b005746d97537fa85d9e40904efed29d")[::-1]
106 def test_habr144(self):
107 """Test vector from https://habr.com/ru/post/452200/
109 m = hexdec("d0cf11e0a1b11ae1000000000000000000000000000000003e000300feff0900060000000000000000000000010000000100000000000000001000002400000001000000feffffff0000000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff")
110 self.assertSequenceEqual(
111 GOST34112012256(m).hexdigest(),
112 "c766085540caaa8953bfcf7a1ba220619cee50d65dc242f82f23ba4b180b18e0",
116 class TestPBKDF2(TestCase):
117 """http://tc26.ru/.../R_50.1.111-2016.pdf
120 self.assertSequenceEqual(
121 hexenc(pbkdf2(b"password", b"salt", 1, 64)),
122 "64770af7f748c3b1c9ac831dbcfd85c26111b30a8a657ddc3056b80ca73e040d2854fd36811f6d825cc4ab66ec0a68a490a9e5cf5156b3a2b7eecddbf9a16b47",
126 self.assertSequenceEqual(
127 hexenc(pbkdf2(b"password", b"salt", 2, 64)),
128 "5a585bafdfbb6e8830d6d68aa3b43ac00d2e4aebce01c9b31c2caed56f0236d4d34b2b8fbd2c4e89d54d46f50e47d45bbac301571743119e8d3c42ba66d348de",
132 self.assertSequenceEqual(
133 hexenc(pbkdf2(b"password", b"salt", 4096, 64)),
134 "e52deb9a2d2aaff4e2ac9d47a41f34c20376591c67807f0477e32549dc341bc7867c09841b6d58e29d0347c996301d55df0d34e47cf68f4e3c2cdaf1d9ab86c3",
137 @skip("it takes too long")
139 self.assertSequenceEqual(
140 hexenc(pbkdf2(b"password", b"salt", 1677216, 64)),
141 "49e4843bba76e300afe24c4d23dc7392def12f2c0e244172367cd70a8982ac361adb601c7e2a314e8cb7b1e9df840e36ab5615be5d742b6cf203fb55fdc48071",
145 self.assertSequenceEqual(
147 b"passwordPASSWORDpassword",
148 b"saltSALTsaltSALTsaltSALTsaltSALTsalt",
152 "b2d8f1245fc4d29274802057e4b54e0a0753aa22fc53760b301cf008679e58fe4bee9addcae99ba2b0b20f431a9c5e50f395c89387d0945aedeca6eb4015dfc2bd2421ee9bb71183ba882ceebfef259f33f9e27dc6178cb89dc37428cf9cc52a2baa2d3a",
156 self.assertSequenceEqual(
157 hexenc(pbkdf2(b"pass\x00word", b"sa\x00lt", 4096, 64)),
158 "50df062885b69801a3c10248eb0a27ab6e522ffeb20c991c660f001475d73a4e167f782c18e97e92976d9c1d970831ea78ccb879f67068cdac1910740844e830",