pygost/test_gost34112012.py

   1 # coding: utf-8
   2 # PyGOST -- Pure Python GOST cryptographic functions library
   3 # Copyright (C) 2015-2018 Sergey Matveev <stargrave@stargrave.org>
   4 #
   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, either version 3 of the License, or
   8 # (at your option) any later version.
   9 #
  10 # This program is distributed in the hope that it will be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 # GNU General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17
  18 from unittest import skip
  19 from unittest import TestCase
  20 import hmac
  21
  22 from pygost import gost34112012256
  23 from pygost import gost34112012512
  24 from pygost.gost34112012256 import GOST34112012256
  25 from pygost.gost34112012512 import GOST34112012512
  26 from pygost.gost34112012512 import pbkdf2
  27 from pygost.utils import hexdec
  28 from pygost.utils import hexenc
  29
  30
  31 class TestCopy(TestCase):
  32     def runTest(self):
  33         m = GOST34112012256()
  34         c = m.copy()
  35         m.update(b"foobar")
  36         c.update(b"foo")
  37         c.update(b"bar")
  38         self.assertEqual(m.digest(), c.digest())
  39
  40
  41 class TestHMAC(TestCase):
  42     """RFC 7836
  43     """
  44     def test_256(self):
  45         for digestmod in (GOST34112012256, gost34112012256):
  46             self.assertEqual(
  47                 hmac.new(
  48                     key=hexdec("000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f"),
  49                     msg=hexdec("0126bdb87800af214341456563780100"),
  50                     digestmod=digestmod,
  51                 ).hexdigest(),
  52                 "a1aa5f7de402d7b3d323f2991c8d4534013137010a83754fd0af6d7cd4922ed9",
  53             )
  54
  55     def test_512(self):
  56         for digestmod in (GOST34112012512, gost34112012512):
  57             self.assertEqual(
  58                 hmac.new(
  59                     key=hexdec("000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f"),
  60                     msg=hexdec("0126bdb87800af214341456563780100"),
  61                     digestmod=digestmod,
  62                 ).hexdigest(),
  63                 "a59bab22ecae19c65fbde6e5f4e9f5d8549d31f037f9df9b905500e171923a773d5f1530f2ed7e964cb2eedc29e9ad2f3afe93b2814f79f5000ffc0366c251e6",
  64             )
  65
  66
  67 class TestVectors(TestCase):
  68     def test_m1(self):
  69         m = hexdec("323130393837363534333231303938373635343332313039383736353433323130393837363534333231303938373635343332313039383736353433323130")[::-1]
  70         self.assertEqual(
  71             GOST34112012512(m).digest(),
  72             hexdec("486f64c1917879417fef082b3381a4e211c324f074654c38823a7b76f830ad00fa1fbae42b1285c0352f227524bc9ab16254288dd6863dccd5b9f54a1ad0541b")[::-1]
  73         )
  74         self.assertEqual(
  75             GOST34112012256(m).digest(),
  76             hexdec("00557be5e584fd52a449b16b0251d05d27f94ab76cbaa6da890b59d8ef1e159d")[::-1]
  77         )
  78
  79     def test_m2(self):
  80         m = u"Се ветри, Стрибожи внуци, веютъ с моря стрелами на храбрыя плъкы Игоревы".encode("cp1251")
  81         self.assertSequenceEqual(m, hexdec("fbe2e5f0eee3c820fbeafaebef20fffbf0e1e0f0f520e0ed20e8ece0ebe5f0f2f120fff0eeec20f120faf2fee5e2202ce8f6f3ede220e8e6eee1e8f0f2d1202ce8f0f2e5e220e5d1")[::-1])
  82         self.assertEqual(
  83             GOST34112012512(m).digest(),
  84             hexdec("28fbc9bada033b1460642bdcddb90c3fb3e56c497ccd0f62b8a2ad4935e85f037613966de4ee00531ae60f3b5a47f8dae06915d5f2f194996fcabf2622e6881e")[::-1]
  85         )
  86         self.assertEqual(
  87             GOST34112012256(m).digest(),
  88             hexdec("508f7e553c06501d749a66fc28c6cac0b005746d97537fa85d9e40904efed29d")[::-1]
  89         )
  90
  91
  92 class TestPBKDF2(TestCase):
  93     """http://tc26.ru/.../R_50.1.111-2016.pdf
  94     """
  95     def test_1(self):
  96         self.assertEqual(
  97             hexenc(pbkdf2(b"password", b"salt", 1, 64)),
  98             "64770af7f748c3b1c9ac831dbcfd85c26111b30a8a657ddc3056b80ca73e040d2854fd36811f6d825cc4ab66ec0a68a490a9e5cf5156b3a2b7eecddbf9a16b47",
  99         )
 100
 101     def test_2(self):
 102         self.assertEqual(
 103             hexenc(pbkdf2(b"password", b"salt", 2, 64)),
 104             "5a585bafdfbb6e8830d6d68aa3b43ac00d2e4aebce01c9b31c2caed56f0236d4d34b2b8fbd2c4e89d54d46f50e47d45bbac301571743119e8d3c42ba66d348de",
 105         )
 106
 107     def test_3(self):
 108         self.assertEqual(
 109             hexenc(pbkdf2(b"password", b"salt", 4096, 64)),
 110             "e52deb9a2d2aaff4e2ac9d47a41f34c20376591c67807f0477e32549dc341bc7867c09841b6d58e29d0347c996301d55df0d34e47cf68f4e3c2cdaf1d9ab86c3",
 111         )
 112
 113     @skip("it takes too long")
 114     def test_4(self):
 115         self.assertEqual(
 116             hexenc(pbkdf2(b"password", b"salt", 1677216, 64)),
 117             "49e4843bba76e300afe24c4d23dc7392def12f2c0e244172367cd70a8982ac361adb601c7e2a314e8cb7b1e9df840e36ab5615be5d742b6cf203fb55fdc48071",
 118         )
 119
 120     def test_5(self):
 121         self.assertEqual(
 122             hexenc(pbkdf2(
 123                 b"passwordPASSWORDpassword",
 124                 b"saltSALTsaltSALTsaltSALTsaltSALTsalt",
 125                 4096,
 126                 100,
 127             )),
 128             "b2d8f1245fc4d29274802057e4b54e0a0753aa22fc53760b301cf008679e58fe4bee9addcae99ba2b0b20f431a9c5e50f395c89387d0945aedeca6eb4015dfc2bd2421ee9bb71183ba882ceebfef259f33f9e27dc6178cb89dc37428cf9cc52a2baa2d3a",
 129         )
 130
 131     def test_6(self):
 132         self.assertEqual(
 133             hexenc(pbkdf2(b"pass\x00word", b"sa\x00lt", 4096, 64)),
 134             "50df062885b69801a3c10248eb0a27ab6e522ffeb20c991c660f001475d73a4e167f782c18e97e92976d9c1d970831ea78ccb879f67068cdac1910740844e830",
 135         )