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 = hexdec("fbe2e5f0eee3c820fbeafaebef20fffbf0e1e0f0f520e0ed20e8ece0ebe5f0f2f120fff0eeec20f120faf2fee5e2202ce8f6f3ede220e8e6eee1e8f0f2d1202ce8f0f2e5e220e5d1")[::-1]
  81         self.assertEqual(
  82             GOST34112012512(m).digest(),
  83             hexdec("28fbc9bada033b1460642bdcddb90c3fb3e56c497ccd0f62b8a2ad4935e85f037613966de4ee00531ae60f3b5a47f8dae06915d5f2f194996fcabf2622e6881e")[::-1]
  84         )
  85         self.assertEqual(
  86             GOST34112012256(m).digest(),
  87             hexdec("508f7e553c06501d749a66fc28c6cac0b005746d97537fa85d9e40904efed29d")[::-1]
  88         )
  89
  90
  91 class TestPBKDF2(TestCase):
  92     """http://tc26.ru/.../R_50.1.111-2016.pdf
  93     """
  94     def test_1(self):
  95         self.assertEqual(
  96             hexenc(pbkdf2(b"password", b"salt", 1, 64)),
  97             "64770af7f748c3b1c9ac831dbcfd85c26111b30a8a657ddc3056b80ca73e040d2854fd36811f6d825cc4ab66ec0a68a490a9e5cf5156b3a2b7eecddbf9a16b47",
  98         )
  99
 100     def test_2(self):
 101         self.assertEqual(
 102             hexenc(pbkdf2(b"password", b"salt", 2, 64)),
 103             "5a585bafdfbb6e8830d6d68aa3b43ac00d2e4aebce01c9b31c2caed56f0236d4d34b2b8fbd2c4e89d54d46f50e47d45bbac301571743119e8d3c42ba66d348de",
 104         )
 105
 106     def test_3(self):
 107         self.assertEqual(
 108             hexenc(pbkdf2(b"password", b"salt", 4096, 64)),
 109             "e52deb9a2d2aaff4e2ac9d47a41f34c20376591c67807f0477e32549dc341bc7867c09841b6d58e29d0347c996301d55df0d34e47cf68f4e3c2cdaf1d9ab86c3",
 110         )
 111
 112     @skip("it takes too long")
 113     def test_4(self):
 114         self.assertEqual(
 115             hexenc(pbkdf2(b"password", b"salt", 1677216, 64)),
 116             "49e4843bba76e300afe24c4d23dc7392def12f2c0e244172367cd70a8982ac361adb601c7e2a314e8cb7b1e9df840e36ab5615be5d742b6cf203fb55fdc48071",
 117         )
 118
 119     def test_5(self):
 120         self.assertEqual(
 121             hexenc(pbkdf2(
 122                 b"passwordPASSWORDpassword",
 123                 b"saltSALTsaltSALTsaltSALTsaltSALTsalt",
 124                 4096,
 125                 100,
 126             )),
 127             "b2d8f1245fc4d29274802057e4b54e0a0753aa22fc53760b301cf008679e58fe4bee9addcae99ba2b0b20f431a9c5e50f395c89387d0945aedeca6eb4015dfc2bd2421ee9bb71183ba882ceebfef259f33f9e27dc6178cb89dc37428cf9cc52a2baa2d3a",
 128         )
 129
 130     def test_6(self):
 131         self.assertEqual(
 132             hexenc(pbkdf2(b"pass\x00word", b"sa\x00lt", 4096, 64)),
 133             "50df062885b69801a3c10248eb0a27ab6e522ffeb20c991c660f001475d73a4e167f782c18e97e92976d9c1d970831ea78ccb879f67068cdac1910740844e830",
 134         )