Updated DB_Helper by adding firebase methods.

venv/Lib/site-packages/Crypto/SelfTest/Hash/test_CMAC.py

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+#
+#  SelfTest/Hash/CMAC.py: Self-test for the CMAC module
+#
+# ===================================================================
+#
+# Copyright (c) 2014, Legrandin <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.CMAC"""
+
+import unittest
+
+from Crypto.Util.py3compat import tobytes
+
+from Crypto.Hash import CMAC
+from Crypto.Cipher import AES, DES3
+from Crypto.Hash import SHAKE128
+
+# This is a list of (key, data, result, description, module) tuples.
+test_data = [
+
+    ## Test vectors from RFC 4493 ##
+    ## The are also in NIST SP 800 38B D.2 ##
+    (   '2b7e151628aed2a6abf7158809cf4f3c',
+        '',
+        'bb1d6929e95937287fa37d129b756746',
+        'RFC 4493 #1',
+        AES
+    ),
+
+    (   '2b7e151628aed2a6abf7158809cf4f3c',
+        '6bc1bee22e409f96e93d7e117393172a',
+        '070a16b46b4d4144f79bdd9dd04a287c',
+        'RFC 4493 #2',
+        AES
+    ),
+
+    (   '2b7e151628aed2a6abf7158809cf4f3c',
+        '6bc1bee22e409f96e93d7e117393172a'+
+        'ae2d8a571e03ac9c9eb76fac45af8e51'+
+        '30c81c46a35ce411',
+        'dfa66747de9ae63030ca32611497c827',
+        'RFC 4493 #3',
+        AES
+    ),
+
+    (   '2b7e151628aed2a6abf7158809cf4f3c',
+        '6bc1bee22e409f96e93d7e117393172a'+
+        'ae2d8a571e03ac9c9eb76fac45af8e51'+
+        '30c81c46a35ce411e5fbc1191a0a52ef'+
+        'f69f2445df4f9b17ad2b417be66c3710',
+        '51f0bebf7e3b9d92fc49741779363cfe',
+        'RFC 4493 #4',
+        AES
+    ),
+
+    ## The rest of Appendix D of NIST SP 800 38B
+    ## was not totally correct.
+    ## Values in Examples 14, 15, 18, and 19 were wrong.
+    ## The updated test values are published in:
+    ## http://csrc.nist.gov/publications/nistpubs/800-38B/Updated_CMAC_Examples.pdf
+
+    (   '8e73b0f7da0e6452c810f32b809079e5'+
+        '62f8ead2522c6b7b',
+        '',
+        'd17ddf46adaacde531cac483de7a9367',
+        'NIST SP 800 38B D.2 Example 5',
+        AES
+    ),
+
+    (   '8e73b0f7da0e6452c810f32b809079e5'+
+        '62f8ead2522c6b7b',
+        '6bc1bee22e409f96e93d7e117393172a',
+        '9e99a7bf31e710900662f65e617c5184',
+        'NIST SP 800 38B D.2 Example 6',
+        AES
+    ),
+
+    (   '8e73b0f7da0e6452c810f32b809079e5'+
+        '62f8ead2522c6b7b',
+        '6bc1bee22e409f96e93d7e117393172a'+
+        'ae2d8a571e03ac9c9eb76fac45af8e51'+
+        '30c81c46a35ce411',
+        '8a1de5be2eb31aad089a82e6ee908b0e',
+        'NIST SP 800 38B D.2 Example 7',
+        AES
+    ),
+
+    (   '8e73b0f7da0e6452c810f32b809079e5'+
+        '62f8ead2522c6b7b',
+        '6bc1bee22e409f96e93d7e117393172a'+
+        'ae2d8a571e03ac9c9eb76fac45af8e51'+
+        '30c81c46a35ce411e5fbc1191a0a52ef'+
+        'f69f2445df4f9b17ad2b417be66c3710',
+        'a1d5df0eed790f794d77589659f39a11',
+        'NIST SP 800 38B D.2 Example 8',
+        AES
+    ),
+
+    (   '603deb1015ca71be2b73aef0857d7781'+
+        '1f352c073b6108d72d9810a30914dff4',
+        '',
+        '028962f61b7bf89efc6b551f4667d983',
+        'NIST SP 800 38B D.3 Example 9',
+        AES
+    ),
+
+    (   '603deb1015ca71be2b73aef0857d7781'+
+        '1f352c073b6108d72d9810a30914dff4',
+        '6bc1bee22e409f96e93d7e117393172a',
+        '28a7023f452e8f82bd4bf28d8c37c35c',
+        'NIST SP 800 38B D.3 Example 10',
+        AES
+    ),
+
+    (   '603deb1015ca71be2b73aef0857d7781'+
+        '1f352c073b6108d72d9810a30914dff4',
+        '6bc1bee22e409f96e93d7e117393172a'+
+        'ae2d8a571e03ac9c9eb76fac45af8e51'+
+        '30c81c46a35ce411',
+        'aaf3d8f1de5640c232f5b169b9c911e6',
+        'NIST SP 800 38B D.3 Example 11',
+        AES
+    ),
+
+    (   '603deb1015ca71be2b73aef0857d7781'+
+        '1f352c073b6108d72d9810a30914dff4',
+        '6bc1bee22e409f96e93d7e117393172a'+
+        'ae2d8a571e03ac9c9eb76fac45af8e51'+
+        '30c81c46a35ce411e5fbc1191a0a52ef'+
+        'f69f2445df4f9b17ad2b417be66c3710',
+        'e1992190549f6ed5696a2c056c315410',
+        'NIST SP 800 38B D.3 Example 12',
+        AES
+    ),
+
+    (   '8aa83bf8cbda1062'+
+        '0bc1bf19fbb6cd58'+
+        'bc313d4a371ca8b5',
+        '',
+        'b7a688e122ffaf95',
+        'NIST SP 800 38B D.4 Example 13',
+        DES3
+    ),
+
+    (   '8aa83bf8cbda1062'+
+        '0bc1bf19fbb6cd58'+
+        'bc313d4a371ca8b5',
+        '6bc1bee22e409f96',
+        '8e8f293136283797',
+        'NIST SP 800 38B D.4 Example 14',
+        DES3
+    ),
+
+    (   '8aa83bf8cbda1062'+
+        '0bc1bf19fbb6cd58'+
+        'bc313d4a371ca8b5',
+        '6bc1bee22e409f96'+
+        'e93d7e117393172a'+
+        'ae2d8a57',
+        '743ddbe0ce2dc2ed',
+        'NIST SP 800 38B D.4 Example 15',
+        DES3
+    ),
+
+    (   '8aa83bf8cbda1062'+
+        '0bc1bf19fbb6cd58'+
+        'bc313d4a371ca8b5',
+        '6bc1bee22e409f96'+
+        'e93d7e117393172a'+
+        'ae2d8a571e03ac9c'+
+        '9eb76fac45af8e51',
+        '33e6b1092400eae5',
+        'NIST SP 800 38B D.4 Example 16',
+        DES3
+    ),
+
+    (   '4cf15134a2850dd5'+
+        '8a3d10ba80570d38',
+        '',
+        'bd2ebf9a3ba00361',
+        'NIST SP 800 38B D.7 Example 17',
+        DES3
+    ),
+
+    (   '4cf15134a2850dd5'+
+        '8a3d10ba80570d38',
+        '6bc1bee22e409f96',
+        '4ff2ab813c53ce83',
+        'NIST SP 800 38B D.7 Example 18',
+        DES3
+    ),
+
+    (   '4cf15134a2850dd5'+
+        '8a3d10ba80570d38',
+        '6bc1bee22e409f96'+
+        'e93d7e117393172a'+
+        'ae2d8a57',
+        '62dd1b471902bd4e',
+        'NIST SP 800 38B D.7 Example 19',
+        DES3
+    ),
+
+    (   '4cf15134a2850dd5'+
+        '8a3d10ba80570d38',
+        '6bc1bee22e409f96'+
+        'e93d7e117393172a'+
+        'ae2d8a571e03ac9c'+
+        '9eb76fac45af8e51',
+        '31b1e431dabc4eb8',
+        'NIST SP 800 38B D.7 Example 20',
+        DES3
+    ),
+
+]
+
+
+def get_tag_random(tag, length):
+    return SHAKE128.new(data=tobytes(tag)).read(length)
+
+
+class MultipleUpdates(unittest.TestCase):
+    """Verify that internal caching is implemented correctly"""
+
+    def runTest(self):
+
+        data_to_mac = get_tag_random("data_to_mac", 128)
+        key = get_tag_random("key", 16)
+        ref_mac = CMAC.new(key, msg=data_to_mac, ciphermod=AES).digest()
+
+        # Break up in chunks of different length
+        # The result must always be the same
+        for chunk_length in 1, 2, 3, 7, 10, 13, 16, 40, 80, 128:
+
+            chunks = [data_to_mac[i:i+chunk_length] for i in
+                      range(0, len(data_to_mac), chunk_length)]
+
+            mac = CMAC.new(key, ciphermod=AES)
+            for chunk in chunks:
+                mac.update(chunk)
+            self.assertEqual(ref_mac, mac.digest())
+
+
+def get_tests(config={}):
+    global test_data
+    from .common import make_mac_tests
+
+    # Add new() parameters to the back of each test vector
+    params_test_data = []
+    for row in test_data:
+        t = list(row)
+        t[4] = dict(ciphermod=t[4])
+        params_test_data.append(t)
+
+    tests = make_mac_tests(CMAC, "CMAC", params_test_data)
+    tests.append(MultipleUpdates())
+    return tests
+
+
+if __name__ == '__main__':
+    import unittest
+    suite = lambda: unittest.TestSuite(get_tests())
+    unittest.main(defaultTest='suite')