99 lines
3.8 KiB
Python
99 lines
3.8 KiB
Python
# -*- coding: utf-8 -*-
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#
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# SelfTest/Protocol/test_KDF.py: Self-test for key derivation functions
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#
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# ===================================================================
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# The contents of this file are dedicated to the public domain. To
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# the extent that dedication to the public domain is not available,
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# everyone is granted a worldwide, perpetual, royalty-free,
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# non-exclusive license to exercise all rights associated with the
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# contents of this file for any purpose whatsoever.
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# No rights are reserved.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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# SOFTWARE.
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# ===================================================================
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__revision__ = "$Id$"
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import unittest
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from binascii import unhexlify
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from Crypto.SelfTest.st_common import list_test_cases
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from Crypto.Hash import SHA as SHA1,HMAC
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from Crypto.Protocol.KDF import *
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def t2b(t): return unhexlify(b(t))
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class PBKDF1_Tests(unittest.TestCase):
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# List of tuples with test data.
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# Each tuple is made up by:
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# Item #0: a pass phrase
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# Item #1: salt (8 bytes encoded in hex)
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# Item #2: output key length
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# Item #3: iterations to use
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# Item #4: expected result (encoded in hex)
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_testData = (
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# From http://www.di-mgt.com.au/cryptoKDFs.html#examplespbkdf
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("password","78578E5A5D63CB06",16,1000,"DC19847E05C64D2FAF10EBFB4A3D2A20"),
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)
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def test1(self):
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v = self._testData[0]
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res = PBKDF1(v[0], t2b(v[1]), v[2], v[3], SHA1)
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self.assertEqual(res, t2b(v[4]))
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class PBKDF2_Tests(unittest.TestCase):
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# List of tuples with test data.
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# Each tuple is made up by:
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# Item #0: a pass phrase
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# Item #1: salt (encoded in hex)
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# Item #2: output key length
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# Item #3: iterations to use
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# Item #4: expected result (encoded in hex)
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_testData = (
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# From http://www.di-mgt.com.au/cryptoKDFs.html#examplespbkdf
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("password","78578E5A5D63CB06",24,2048,"BFDE6BE94DF7E11DD409BCE20A0255EC327CB936FFE93643"),
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# From RFC 6050
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("password","73616c74", 20, 1, "0c60c80f961f0e71f3a9b524af6012062fe037a6"),
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("password","73616c74", 20, 2, "ea6c014dc72d6f8ccd1ed92ace1d41f0d8de8957"),
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("password","73616c74", 20, 4096, "4b007901b765489abead49d926f721d065a429c1"),
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("passwordPASSWORDpassword","73616c7453414c5473616c7453414c5473616c7453414c5473616c7453414c5473616c74",
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25, 4096, "3d2eec4fe41c849b80c8d83662c0e44a8b291a964cf2f07038"),
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( 'pass\x00word',"7361006c74",16,4096, "56fa6aa75548099dcc37d7f03425e0c3"),
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)
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def test1(self):
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# Test only for HMAC-SHA1 as PRF
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def prf(p,s):
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return HMAC.new(p,s,SHA1).digest()
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for i in range(len(self._testData)):
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v = self._testData[i]
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res = PBKDF2(v[0], t2b(v[1]), v[2], v[3])
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res2 = PBKDF2(v[0], t2b(v[1]), v[2], v[3], prf)
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self.assertEqual(res, t2b(v[4]))
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self.assertEqual(res, res2)
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def get_tests(config={}):
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tests = []
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tests += list_test_cases(PBKDF1_Tests)
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tests += list_test_cases(PBKDF2_Tests)
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return tests
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if __name__ == '__main__':
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suite = lambda: unittest.TestSuite(get_tests())
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unittest.main(defaultTest='suite')
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# vim:set ts=4 sw=4 sts=4
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