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| author | Paul Kehrer <paul.l.kehrer@gmail.com> | 2013-09-10 21:30:50 -0500 |
|---|---|---|
| committer | Paul Kehrer <paul.l.kehrer@gmail.com> | 2013-09-10 21:31:27 -0500 |
| commit | 6f412a0fc35386ad980c5b3fa2bdb3c90436f3b6 (patch) | |
| tree | ec1d89b0f65afad89b688762643e2cd7d53d5db0 /tests/primitives/test_nist.py | |
| parent | c9e91e8cc1d8a5e20ec4541328afabe5d633228b (diff) | |
| download | cryptography-6f412a0fc35386ad980c5b3fa2bdb3c90436f3b6.tar.gz cryptography-6f412a0fc35386ad980c5b3fa2bdb3c90436f3b6.tar.bz2 cryptography-6f412a0fc35386ad980c5b3fa2bdb3c90436f3b6.zip | |
add output feedback mode support + test vectors (aes)
Diffstat (limited to 'tests/primitives/test_nist.py')
| -rw-r--r-- | tests/primitives/test_nist.py | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/tests/primitives/test_nist.py b/tests/primitives/test_nist.py index 3dc8277a..0e16cc9c 100644 --- a/tests/primitives/test_nist.py +++ b/tests/primitives/test_nist.py @@ -133,3 +133,50 @@ class TestAES_ECB(object): actual_ciphertext = cipher.encrypt(binascii.unhexlify(plaintext)) actual_ciphertext += cipher.finalize() assert binascii.hexlify(actual_ciphertext) == ciphertext + + +class TestAES_OFB(object): + @parameterize_encrypt_test( + "AES", "KAT", + ("key", "iv", "plaintext", "ciphertext"), + [ + "OFBGFSbox128.rsp", + "OFBGFSbox192.rsp", + "OFBGFSbox256.rsp", + "OFBKeySbox128.rsp", + "OFBKeySbox192.rsp", + "OFBKeySbox256.rsp", + "OFBVarKey128.rsp", + "OFBVarKey192.rsp", + "OFBVarKey256.rsp", + "OFBVarTxt128.rsp", + "OFBVarTxt192.rsp", + "OFBVarTxt256.rsp", + ] + ) + def test_KAT(self, key, iv, plaintext, ciphertext): + cipher = BlockCipher( + ciphers.AES(binascii.unhexlify(key)), + modes.OFB(binascii.unhexlify(iv)) + ) + actual_ciphertext = cipher.encrypt(binascii.unhexlify(plaintext)) + actual_ciphertext += cipher.finalize() + assert binascii.hexlify(actual_ciphertext) == ciphertext + + @parameterize_encrypt_test( + "AES", "MMT", + ("key", "iv", "plaintext", "ciphertext"), + [ + "OFBMMT128.rsp", + "OFBMMT192.rsp", + "OFBMMT256.rsp", + ] + ) + def test_MMT(self, key, iv, plaintext, ciphertext): + cipher = BlockCipher( + ciphers.AES(binascii.unhexlify(key)), + modes.OFB(binascii.unhexlify(iv)) + ) + actual_ciphertext = cipher.encrypt(binascii.unhexlify(plaintext)) + actual_ciphertext += cipher.finalize() + assert binascii.hexlify(actual_ciphertext) == ciphertext |