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# -*- coding: utf-8 -*-
#
# SelfTest/Cipher/ARC2.py: Self-test for the Alleged-RC2 cipher
#
# Written in 2008 by Dwayne C. Litzenberger <dlitz@dlitz.net>
#
# ===================================================================
# The contents of this file are dedicated to the public domain. To
# the extent that dedication to the public domain is not available,
# everyone is granted a worldwide, perpetual, royalty-free,
# non-exclusive license to exercise all rights associated with the
# contents of this file for any purpose whatsoever.
# No rights are reserved.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
# ===================================================================
"""Self-test suite for Crypto.Cipher.ARC2"""
__revision__ = "$Id$"
from common import dict # For compatibility with Python 2.1 and 2.2
import unittest
# This is a list of (plaintext, ciphertext, key[, description[, extra_params]]) tuples.
test_data = [
# Test vectors from RFC 2268
# 63-bit effective key length
('0000000000000000', 'ebb773f993278eff', '0000000000000000',
'RFC2268-1', dict(effective_keylen=63)),
# 64-bit effective key length
('ffffffffffffffff', '278b27e42e2f0d49', 'ffffffffffffffff',
'RFC2268-2', dict(effective_keylen=64)),
('1000000000000001', '30649edf9be7d2c2', '3000000000000000',
'RFC2268-3', dict(effective_keylen=64)),
('0000000000000000', '61a8a244adacccf0', '88',
'RFC2268-4', dict(effective_keylen=64)),
('0000000000000000', '6ccf4308974c267f', '88bca90e90875a',
'RFC2268-5', dict(effective_keylen=64)),
('0000000000000000', '1a807d272bbe5db1', '88bca90e90875a7f0f79c384627bafb2',
'RFC2268-6', dict(effective_keylen=64)),
# 128-bit effective key length
('0000000000000000', '2269552ab0f85ca6', '88bca90e90875a7f0f79c384627bafb2',
"RFC2268-7", dict(effective_keylen=128)),
('0000000000000000', '5b78d3a43dfff1f1',
'88bca90e90875a7f0f79c384627bafb216f80a6f85920584c42fceb0be255daf1e',
"RFC2268-8", dict(effective_keylen=129)),
# Test vectors from PyCrypto 2.0.1's testdata.py
# 1024-bit effective key length
('0000000000000000', '624fb3e887419e48', '5068696c6970476c617373',
'PCTv201-0'),
('ffffffffffffffff', '79cadef44c4a5a85', '5068696c6970476c617373',
'PCTv201-1'),
('0001020304050607', '90411525b34e4c2c', '5068696c6970476c617373',
'PCTv201-2'),
('0011223344556677', '078656aaba61cbfb', '5068696c6970476c617373',
'PCTv201-3'),
('0000000000000000', 'd7bcc5dbb4d6e56a', 'ffffffffffffffff', 'PCTv201-4'),
('ffffffffffffffff', '7259018ec557b357', 'ffffffffffffffff', 'PCTv201-5'),
('0001020304050607', '93d20a497f2ccb62', 'ffffffffffffffff', 'PCTv201-6'),
('0011223344556677', 'cb15a7f819c0014d', 'ffffffffffffffff', 'PCTv201-7'),
('0000000000000000', '63ac98cdf3843a7a',
'ffffffffffffffff5065746572477265656e6177617953e5ffe553',
'PCTv201-8'),
('ffffffffffffffff', '3fb49e2fa12371dd',
'ffffffffffffffff5065746572477265656e6177617953e5ffe553',
'PCTv201-9'),
('0001020304050607', '46414781ab387d5f',
'ffffffffffffffff5065746572477265656e6177617953e5ffe553',
'PCTv201-10'),
('0011223344556677', 'be09dc81feaca271',
'ffffffffffffffff5065746572477265656e6177617953e5ffe553',
'PCTv201-11'),
('0000000000000000', 'e64221e608be30ab', '53e5ffe553', 'PCTv201-12'),
('ffffffffffffffff', '862bc60fdcd4d9a9', '53e5ffe553', 'PCTv201-13'),
('0001020304050607', '6a34da50fa5e47de', '53e5ffe553', 'PCTv201-14'),
('0011223344556677', '584644c34503122c', '53e5ffe553', 'PCTv201-15'),
]
class BufferOverflowTest(unittest.TestCase):
# Test a buffer overflow found in older versions of PyCrypto
def setUp(self):
global ARC2
from Crypto.Cipher import ARC2
def runTest(self):
"""ARC2 with keylength > 128"""
key = "x" * 16384
mode = ARC2.MODE_ECB
self.assertRaises(ValueError, ARC2.new, key, mode)
def get_tests(config={}):
from Crypto.Cipher import ARC2
from common import make_block_tests
tests = make_block_tests(ARC2, "ARC2", test_data)
tests.append(BufferOverflowTest())
return tests
if __name__ == '__main__':
import unittest
suite = lambda: unittest.TestSuite(get_tests())
unittest.main(defaultTest='suite')
# vim:set ts=4 sw=4 sts=4 expandtab:
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