Hacked By AnonymousFox
#
# SelfTest/Hash/test_Poly1305.py: Self-test for the Poly1305 module
#
# ===================================================================
#
# Copyright (c) 2018, Helder Eijs <helderijs@gmail.com>
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
# ===================================================================
"""Self-test suite for Crypto.Hash._Poly1305"""
import json
import unittest
from binascii import unhexlify, hexlify
from .common import make_mac_tests
from Crypto.SelfTest.st_common import list_test_cases
from Crypto.Hash import Poly1305
from Crypto.Cipher import AES, ChaCha20
from Crypto.Util.py3compat import tobytes
from Crypto.Util.strxor import strxor_c
# This is a list of (r+s keypair, data, result, description, keywords) tuples.
test_data_basic = [
(
"85d6be7857556d337f4452fe42d506a80103808afb0db2fd4abff6af4149f51b",
hexlify(b"Cryptographic Forum Research Group").decode(),
"a8061dc1305136c6c22b8baf0c0127a9",
"RFC7539"
),
(
"746869732069732033322d62797465206b657920666f7220506f6c7931333035",
"0000000000000000000000000000000000000000000000000000000000000000",
"49ec78090e481ec6c26b33b91ccc0307",
"https://tools.ietf.org/html/draft-agl-tls-chacha20poly1305-00#section-7 A",
),
(
"746869732069732033322d62797465206b657920666f7220506f6c7931333035",
"48656c6c6f20776f726c6421",
"a6f745008f81c916a20dcc74eef2b2f0",
"https://tools.ietf.org/html/draft-agl-tls-chacha20poly1305-00#section-7 B",
),
(
"746869732069732033322d62797465206b657920666f7220506f6c7931333035",
"",
"6b657920666f7220506f6c7931333035",
"Generated with pure Python",
),
(
"746869732069732033322d62797465206b657920666f7220506f6c7931333035",
"FF",
"f7e4e0ef4c46d106219da3d1bdaeb3ff",
"Generated with pure Python",
),
(
"746869732069732033322d62797465206b657920666f7220506f6c7931333035",
"FF00",
"7471eceeb22988fc936da1d6e838b70e",
"Generated with pure Python",
),
(
"746869732069732033322d62797465206b657920666f7220506f6c7931333035",
"AA" * 17,
"32590bc07cb2afaccca3f67f122975fe",
"Generated with pure Python",
),
(
"00" * 32,
"00" * 64,
"00" * 16,
"RFC7539 A.3 #1",
),
(
"0000000000000000000000000000000036e5f6b5c5e06070f0efca96227a863e",
hexlify(
b"Any submission t"
b"o the IETF inten"
b"ded by the Contr"
b"ibutor for publi"
b"cation as all or"
b" part of an IETF"
b" Internet-Draft "
b"or RFC and any s"
b"tatement made wi"
b"thin the context"
b" of an IETF acti"
b"vity is consider"
b"ed an \"IETF Cont"
b"ribution\". Such "
b"statements inclu"
b"de oral statemen"
b"ts in IETF sessi"
b"ons, as well as "
b"written and elec"
b"tronic communica"
b"tions made at an"
b"y time or place,"
b" which are addre"
b"ssed to").decode(),
"36e5f6b5c5e06070f0efca96227a863e",
"RFC7539 A.3 #2",
),
(
"36e5f6b5c5e06070f0efca96227a863e00000000000000000000000000000000",
hexlify(
b"Any submission t"
b"o the IETF inten"
b"ded by the Contr"
b"ibutor for publi"
b"cation as all or"
b" part of an IETF"
b" Internet-Draft "
b"or RFC and any s"
b"tatement made wi"
b"thin the context"
b" of an IETF acti"
b"vity is consider"
b"ed an \"IETF Cont"
b"ribution\". Such "
b"statements inclu"
b"de oral statemen"
b"ts in IETF sessi"
b"ons, as well as "
b"written and elec"
b"tronic communica"
b"tions made at an"
b"y time or place,"
b" which are addre"
b"ssed to").decode(),
"f3477e7cd95417af89a6b8794c310cf0",
"RFC7539 A.3 #3",
),
(
"1c9240a5eb55d38af333888604f6b5f0473917c1402b80099dca5cbc207075c0",
"2754776173206272696c6c69672c2061"
"6e642074686520736c6974687920746f"
"7665730a446964206779726520616e64"
"2067696d626c6520696e207468652077"
"6162653a0a416c6c206d696d73792077"
"6572652074686520626f726f676f7665"
"732c0a416e6420746865206d6f6d6520"
"7261746873206f757467726162652e",
"4541669a7eaaee61e708dc7cbcc5eb62",
"RFC7539 A.3 #4",
),
(
"02" + "00" * 31,
"FF" * 16,
"03" + "00" * 15,
"RFC7539 A.3 #5",
),
(
"02" + "00" * 15 + "FF" * 16,
"02" + "00" * 15,
"03" + "00" * 15,
"RFC7539 A.3 #6",
),
(
"01" + "00" * 31,
"FF" * 16 + "F0" + "FF" * 15 + "11" + "00" * 15,
"05" + "00" * 15,
"RFC7539 A.3 #7",
),
(
"01" + "00" * 31,
"FF" * 16 + "FB" + "FE" * 15 + "01" * 16,
"00" * 16,
"RFC7539 A.3 #8",
),
(
"02" + "00" * 31,
"FD" + "FF" * 15,
"FA" + "FF" * 15,
"RFC7539 A.3 #9",
),
(
"01 00 00 00 00 00 00 00 04 00 00 00 00 00 00 00"
"00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00",
"E3 35 94 D7 50 5E 43 B9 00 00 00 00 00 00 00 00"
"33 94 D7 50 5E 43 79 CD 01 00 00 00 00 00 00 00"
"00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00"
"01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00",
"14 00 00 00 00 00 00 00 55 00 00 00 00 00 00 00",
"RFC7539 A.3 #10",
),
(
"01 00 00 00 00 00 00 00 04 00 00 00 00 00 00 00"
"00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00",
"E3 35 94 D7 50 5E 43 B9 00 00 00 00 00 00 00 00"
"33 94 D7 50 5E 43 79 CD 01 00 00 00 00 00 00 00"
"00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00",
"13" + "00" * 15,
"RFC7539 A.3 #11",
),
]
# This is a list of (key(k+r), data, result, description, keywords) tuples.
test_data_aes = [
(
"ec074c835580741701425b623235add6851fc40c3467ac0be05cc20404f3f700",
"f3f6",
"f4c633c3044fc145f84f335cb81953de",
"http://cr.yp.to/mac/poly1305-20050329.pdf",
{ 'cipher':AES, 'nonce':unhexlify("fb447350c4e868c52ac3275cf9d4327e") }
),
(
"75deaa25c09f208e1dc4ce6b5cad3fbfa0f3080000f46400d0c7e9076c834403",
"",
"dd3fab2251f11ac759f0887129cc2ee7",
"http://cr.yp.to/mac/poly1305-20050329.pdf",
{ 'cipher':AES, 'nonce':unhexlify("61ee09218d29b0aaed7e154a2c5509cc") }
),
(
"6acb5f61a7176dd320c5c1eb2edcdc7448443d0bb0d21109c89a100b5ce2c208",
"663cea190ffb83d89593f3f476b6bc24"
"d7e679107ea26adb8caf6652d0656136",
"0ee1c16bb73f0f4fd19881753c01cdbe",
"http://cr.yp.to/mac/poly1305-20050329.pdf",
{ 'cipher':AES, 'nonce':unhexlify("ae212a55399729595dea458bc621ff0e") }
),
(
"e1a5668a4d5b66a5f68cc5424ed5982d12976a08c4426d0ce8a82407c4f48207",
"ab0812724a7f1e342742cbed374d94d1"
"36c6b8795d45b3819830f2c04491faf0"
"990c62e48b8018b2c3e4a0fa3134cb67"
"fa83e158c994d961c4cb21095c1bf9",
"5154ad0d2cb26e01274fc51148491f1b",
"http://cr.yp.to/mac/poly1305-20050329.pdf",
{ 'cipher':AES, 'nonce':unhexlify("9ae831e743978d3a23527c7128149e3a") }
),
]
test_data_chacha20 = [
(
"00" * 32,
"FF" * 15,
"13cc5bbadc36b03a5163928f0bcb65aa",
"RFC7539 A.4 #1",
{ 'cipher':ChaCha20, 'nonce':unhexlify("00" * 12) }
),
(
"00" * 31 + "01",
"FF" * 15,
"0baf33c1d6df211bdd50a6767e98e00a",
"RFC7539 A.4 #2",
{ 'cipher':ChaCha20, 'nonce':unhexlify("00" * 11 + "02") }
),
(
"1c 92 40 a5 eb 55 d3 8a f3 33 88 86 04 f6 b5 f0"
"47 39 17 c1 40 2b 80 09 9d ca 5c bc 20 70 75 c0",
"FF" * 15,
"e8b4c6db226cd8939e65e02eebf834ce",
"RFC7539 A.4 #3",
{ 'cipher':ChaCha20, 'nonce':unhexlify("00" * 11 + "02") }
),
(
"1c 92 40 a5 eb 55 d3 8a f3 33 88 86 04 f6 b5 f0"
"47 39 17 c1 40 2b 80 09 9d ca 5c bc 20 70 75 c0",
"f3 33 88 86 00 00 00 00 00 00 4e 91 00 00 00 00"
"64 a0 86 15 75 86 1a f4 60 f0 62 c7 9b e6 43 bd"
"5e 80 5c fd 34 5c f3 89 f1 08 67 0a c7 6c 8c b2"
"4c 6c fc 18 75 5d 43 ee a0 9e e9 4e 38 2d 26 b0"
"bd b7 b7 3c 32 1b 01 00 d4 f0 3b 7f 35 58 94 cf"
"33 2f 83 0e 71 0b 97 ce 98 c8 a8 4a bd 0b 94 81"
"14 ad 17 6e 00 8d 33 bd 60 f9 82 b1 ff 37 c8 55"
"97 97 a0 6e f4 f0 ef 61 c1 86 32 4e 2b 35 06 38"
"36 06 90 7b 6a 7c 02 b0 f9 f6 15 7b 53 c8 67 e4"
"b9 16 6c 76 7b 80 4d 46 a5 9b 52 16 cd e7 a4 e9"
"90 40 c5 a4 04 33 22 5e e2 82 a1 b0 a0 6c 52 3e"
"af 45 34 d7 f8 3f a1 15 5b 00 47 71 8c bc 54 6a"
"0d 07 2b 04 b3 56 4e ea 1b 42 22 73 f5 48 27 1a"
"0b b2 31 60 53 fa 76 99 19 55 eb d6 31 59 43 4e"
"ce bb 4e 46 6d ae 5a 10 73 a6 72 76 27 09 7a 10"
"49 e6 17 d9 1d 36 10 94 fa 68 f0 ff 77 98 71 30"
"30 5b ea ba 2e da 04 df 99 7b 71 4d 6c 6f 2c 29"
"a6 ad 5c b4 02 2b 02 70 9b 00 00 00 00 00 00 00"
"0c 00 00 00 00 00 00 00 09 01 00 00 00 00 00 00",
"ee ad 9d 67 89 0c bb 22 39 23 36 fe a1 85 1f 38",
"RFC7539 A.5",
{ 'cipher':ChaCha20, 'nonce':unhexlify("000000000102030405060708") }
),
]
class Poly1305Test_AES(unittest.TestCase):
key = b'\x11' * 32
def test_new_positive(self):
data = b'r' * 100
h1 = Poly1305.new(key=self.key, cipher=AES)
self.assertEqual(h1.digest_size, 16)
self.assertEqual(len(h1.nonce), 16)
d1 = h1.update(data).digest()
self.assertEqual(len(d1), 16)
h2 = Poly1305.new(key=self.key, nonce=h1.nonce, data=data, cipher=AES)
d2 = h2.digest()
self.assertEqual(h1.nonce, h2.nonce)
self.assertEqual(d1, d2)
def test_new_negative(self):
from Crypto.Cipher import DES3
self.assertRaises(ValueError, Poly1305.new, key=self.key[:31], cipher=AES)
self.assertRaises(ValueError, Poly1305.new, key=self.key, cipher=DES3)
self.assertRaises(ValueError, Poly1305.new, key=self.key, nonce=b'1' * 15, cipher=AES)
self.assertRaises(TypeError, Poly1305.new, key=u"2" * 32, cipher=AES)
self.assertRaises(TypeError, Poly1305.new, key=self.key, data=u"2" * 100, cipher=AES)
def test_update(self):
pieces = [b"\x0A" * 200, b"\x14" * 300]
h1 = Poly1305.new(key=self.key, cipher=AES)
h1.update(pieces[0]).update(pieces[1])
d1 = h1.digest()
h2 = Poly1305.new(key=self.key, cipher=AES, nonce=h1.nonce)
h2.update(pieces[0] + pieces[1])
d2 = h2.digest()
self.assertEqual(d1, d2)
def test_update_negative(self):
h = Poly1305.new(key=self.key, cipher=AES)
self.assertRaises(TypeError, h.update, u"string")
def test_digest(self):
h = Poly1305.new(key=self.key, cipher=AES)
digest = h.digest()
# hexdigest does not change the state
self.assertEqual(h.digest(), digest)
# digest returns a byte string
self.assertTrue(isinstance(digest, type(b"digest")))
def test_update_after_digest(self):
msg=b"rrrrttt"
# Normally, update() cannot be done after digest()
h = Poly1305.new(key=self.key, data=msg[:4], cipher=AES)
h.digest()
self.assertRaises(TypeError, h.update, msg[4:])
def test_hex_digest(self):
mac = Poly1305.new(key=self.key, cipher=AES)
digest = mac.digest()
hexdigest = mac.hexdigest()
# hexdigest is equivalent to digest
self.assertEqual(hexlify(digest), tobytes(hexdigest))
# hexdigest does not change the state
self.assertEqual(mac.hexdigest(), hexdigest)
# hexdigest returns a string
self.assertTrue(isinstance(hexdigest, type("digest")))
def test_verify(self):
h = Poly1305.new(key=self.key, cipher=AES)
mac = h.digest()
h.verify(mac)
wrong_mac = strxor_c(mac, 255)
self.assertRaises(ValueError, h.verify, wrong_mac)
def test_hexverify(self):
h = Poly1305.new(key=self.key, cipher=AES)
mac = h.hexdigest()
h.hexverify(mac)
self.assertRaises(ValueError, h.hexverify, "4556")
def test_bytearray(self):
data = b"\x00\x01\x02"
h0 = Poly1305.new(key=self.key, data=data, cipher=AES)
d_ref = h0.digest()
# Data and key can be a bytearray (during initialization)
key_ba = bytearray(self.key)
data_ba = bytearray(data)
h1 = Poly1305.new(key=self.key, data=data, cipher=AES, nonce=h0.nonce)
h2 = Poly1305.new(key=key_ba, data=data_ba, cipher=AES, nonce=h0.nonce)
key_ba[:1] = b'\xFF'
data_ba[:1] = b'\xEE'
self.assertEqual(h1.digest(), d_ref)
self.assertEqual(h2.digest(), d_ref)
# Data can be a bytearray (during operation)
data_ba = bytearray(data)
h1 = Poly1305.new(key=self.key, cipher=AES)
h2 = Poly1305.new(key=self.key, cipher=AES, nonce=h1.nonce)
h1.update(data)
h2.update(data_ba)
data_ba[:1] = b'\xFF'
self.assertEqual(h1.digest(), h2.digest())
def test_memoryview(self):
data = b"\x00\x01\x02"
def get_mv_ro(data):
return memoryview(data)
def get_mv_rw(data):
return memoryview(bytearray(data))
for get_mv in (get_mv_ro, get_mv_rw):
# Data and key can be a memoryview (during initialization)
key_mv = get_mv(self.key)
data_mv = get_mv(data)
h1 = Poly1305.new(key=self.key, data=data, cipher=AES)
h2 = Poly1305.new(key=key_mv, data=data_mv, cipher=AES,
nonce=h1.nonce)
if not data_mv.readonly:
data_mv[:1] = b'\xFF'
key_mv[:1] = b'\xFF'
self.assertEqual(h1.digest(), h2.digest())
# Data can be a memoryview (during operation)
data_mv = get_mv(data)
h1 = Poly1305.new(key=self.key, cipher=AES)
h2 = Poly1305.new(key=self.key, cipher=AES, nonce=h1.nonce)
h1.update(data)
h2.update(data_mv)
if not data_mv.readonly:
data_mv[:1] = b'\xFF'
self.assertEqual(h1.digest(), h2.digest())
class Poly1305Test_ChaCha20(unittest.TestCase):
key = b'\x11' * 32
def test_new_positive(self):
data = b'r' * 100
h1 = Poly1305.new(key=self.key, cipher=ChaCha20)
self.assertEqual(h1.digest_size, 16)
self.assertEqual(len(h1.nonce), 12)
h2 = Poly1305.new(key=self.key, cipher=ChaCha20, nonce = b'8' * 8)
self.assertEqual(len(h2.nonce), 8)
self.assertEqual(h2.nonce, b'8' * 8)
def test_new_negative(self):
self.assertRaises(ValueError, Poly1305.new, key=self.key, nonce=b'1' * 7, cipher=ChaCha20)
#
# make_mac_tests() expect a new() function with signature new(key, data,
# **kwargs), and we need to adapt Poly1305's, as it only uses keywords
#
class Poly1305_New(object):
@staticmethod
def new(key, *data, **kwds):
_kwds = dict(kwds)
if len(data) == 1:
_kwds['data'] = data[0]
_kwds['key'] = key
return Poly1305.new(**_kwds)
class Poly1305_Basic(object):
@staticmethod
def new(key, *data, **kwds):
from Crypto.Hash.Poly1305 import Poly1305_MAC
if len(data) == 1:
msg = data[0]
else:
msg = None
return Poly1305_MAC(key[:16], key[16:], msg)
class Poly1305AES_MC(unittest.TestCase):
def runTest(self):
tag = unhexlify(b"fb447350c4e868c52ac3275cf9d4327e")
msg = b''
for msg_len in range(5000 + 1):
key = tag + strxor_c(tag, 0xFF)
nonce = tag[::-1]
if msg_len > 0:
msg = msg + tobytes(tag[0])
auth = Poly1305.new(key=key, nonce=nonce, cipher=AES, data=msg)
tag = auth.digest()
# Compare against output of original DJB's poly1305aes-20050218
self.assertEqual("CDFA436DDD629C7DC20E1128530BAED2", auth.hexdigest().upper())
def get_tests(config={}):
tests = make_mac_tests(Poly1305_Basic, "Poly1305", test_data_basic)
tests += make_mac_tests(Poly1305_New, "Poly1305", test_data_aes)
tests += make_mac_tests(Poly1305_New, "Poly1305", test_data_chacha20)
tests += [ Poly1305AES_MC() ]
tests += list_test_cases(Poly1305Test_AES)
tests += list_test_cases(Poly1305Test_ChaCha20)
return tests
if __name__ == '__main__':
suite = lambda: unittest.TestSuite(get_tests())
unittest.main(defaultTest='suite')
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