Adding CAVP vector parsing for NIST SP 800-108 KDF vectors. (#2865)
diff --git a/tests/test_utils.py b/tests/test_utils.py
index 72e2072..0f69523 100644
--- a/tests/test_utils.py
+++ b/tests/test_utils.py
@@ -22,10 +22,10 @@
load_fips_dsa_key_pair_vectors, load_fips_dsa_sig_vectors,
load_fips_ecdsa_key_pair_vectors, load_fips_ecdsa_signing_vectors,
load_hash_vectors, load_kasvs_dh_vectors,
- load_kasvs_ecdh_vectors, load_nist_vectors,
+ load_kasvs_ecdh_vectors, load_nist_kbkdf_vectors, load_nist_vectors,
load_pkcs1_vectors, load_rsa_nist_vectors, load_vectors_from_file,
- load_x963_vectors,
- raises_unsupported_algorithm, select_backends, skip_if_empty
+ load_x963_vectors, raises_unsupported_algorithm, select_backends,
+ skip_if_empty
)
@@ -3491,6 +3491,99 @@
]
+def test_load_kbkdf_vectors():
+ vector_data = textwrap.dedent("""
+ # CAVS 14.4
+ # "SP800-108 - KDF" information for "test1"
+ # KDF Mode Supported: Counter Mode
+ # Location of counter tested: (Before Fixed Input Data)\
+( After Fixed Input Data)(In Middle of Fixed Input Data before Context)
+ # PRFs tested: CMAC with key sizes: AES128 AES192 AES256 TDES2 TDES3\
+HMAC with key sizes: SHA1 SHA224 SHA256 SHA384 SHA512
+ # Generated on Tue Apr 23 12:20:16 2013
+
+ [PRF=HMAC_SHA1]
+ [CTRLOCATION=BEFORE_FIXED]
+ [RLEN=8_BITS]
+
+ COUNT=0
+ L = 128
+ KI = 00a39bd547fb88b2d98727cf64c195c61e1cad6c
+ FixedInputDataByteLen = 60
+ FixedInputData = 98132c1ffaf59ae5cbc0a3133d84c551bb97e0c75ecaddfc30056f68\
+76f59803009bffc7d75c4ed46f40b8f80426750d15bc1ddb14ac5dcb69a68242
+ Binary rep of i = 01
+ instring = 0198132c1ffaf59ae5cbc0a3133d84c551bb97e0c75ecaddfc30056f68\
+76f59803009bffc7d75c4ed46f40b8f80426750d15bc1ddb14ac5dcb69a68242
+ KO = 0611e1903609b47ad7a5fc2c82e47702
+
+ COUNT=1
+ L = 128
+ KI = a39bdf744ed7e33fdec060c8736e9725179885a8
+ FixedInputDataByteLen = 60
+ FixedInputData = af71b44940acff98949ad17f1ca20e8fdb3957cacdcd41e9c591e182\
+35019f90b9f8ee6e75700bcab2f8407525a104799b3e9725e27d738a9045e832
+ Binary rep of i = 01
+ instring = 01af71b44940acff98949ad17f1ca20e8fdb3957cacdcd41e9c591e182\
+35019f90b9f8ee6e75700bcab2f8407525a104799b3e9725e27d738a9045e832
+ KO = 51dc4668947e3685099bc3b5f8527468
+
+ [PRF=HMAC_SHA224]
+ [CTRLOCATION=AFTER_FIXED]
+ [RLEN=8_BITS]
+
+ COUNT=0
+ L = 128
+ KI = ab56556b107a3a79fe084df0f1bb3ad049a6cc1490f20da4b3df282c
+ FixedInputDataByteLen = 60
+ FixedInputData = 7f50fc1f77c3ac752443154c1577d3c47b86fccffe82ff43aa1b91ee\
+b5730d7e9e6aab78374d854aecb7143faba6b1eb90d3d9e7a2f6d78dd9a6c4a7
+ Binary rep of i = 01
+ instring = 7f50fc1f77c3ac752443154c1577d3c47b86fccffe82ff43aa1b91eeb5\
+730d7e9e6aab78374d854aecb7143faba6b1eb90d3d9e7a2f6d78dd9a6c4a701
+ KO = b8894c6133a46701909b5c8a84322dec
+ """).splitlines()
+
+ assert load_nist_kbkdf_vectors(vector_data) == [
+ {'prf': 'hmac_sha1',
+ 'ctrlocation': 'before_fixed',
+ 'rlen': 8,
+ 'l': 128,
+ 'ki': b'00a39bd547fb88b2d98727cf64c195c61e1cad6c',
+ 'fixedinputdatabytelen': b'60',
+ 'fixedinputdata': b'98132c1ffaf59ae5cbc0a3133d84c551bb97e0c75ecaddfc\
+30056f6876f59803009bffc7d75c4ed46f40b8f80426750d15bc1ddb14ac5dcb69a68242',
+ 'binary rep of i': b'01',
+ 'instring': b'0198132c1ffaf59ae5cbc0a3133d84c551bb97e0c75ecaddfc3005\
+6f6876f59803009bffc7d75c4ed46f40b8f80426750d15bc1ddb14ac5dcb69a68242',
+ 'ko': b'0611e1903609b47ad7a5fc2c82e47702'},
+ {'prf': 'hmac_sha1',
+ 'ctrlocation': 'before_fixed',
+ 'rlen': 8,
+ 'l': 128,
+ 'ki': b'a39bdf744ed7e33fdec060c8736e9725179885a8',
+ 'fixedinputdatabytelen': b'60',
+ 'fixedinputdata': b'af71b44940acff98949ad17f1ca20e8fdb3957cacdcd41e9\
+c591e18235019f90b9f8ee6e75700bcab2f8407525a104799b3e9725e27d738a9045e832',
+ 'binary rep of i': b'01',
+ 'instring': b'01af71b44940acff98949ad17f1ca20e8fdb3957cacdcd41e9c591\
+e18235019f90b9f8ee6e75700bcab2f8407525a104799b3e9725e27d738a9045e832',
+ 'ko': b'51dc4668947e3685099bc3b5f8527468'},
+ {'prf': 'hmac_sha224',
+ 'ctrlocation': 'after_fixed',
+ 'rlen': 8,
+ 'l': 128,
+ 'ki': b'ab56556b107a3a79fe084df0f1bb3ad049a6cc1490f20da4b3df282c',
+ 'fixedinputdatabytelen': b'60',
+ 'fixedinputdata': b'7f50fc1f77c3ac752443154c1577d3c47b86fccffe82ff43\
+aa1b91eeb5730d7e9e6aab78374d854aecb7143faba6b1eb90d3d9e7a2f6d78dd9a6c4a7',
+ 'binary rep of i': b'01',
+ 'instring': b'7f50fc1f77c3ac752443154c1577d3c47b86fccffe82ff43aa1b91\
+eeb5730d7e9e6aab78374d854aecb7143faba6b1eb90d3d9e7a2f6d78dd9a6c4a701',
+ 'ko': b'b8894c6133a46701909b5c8a84322dec'}
+ ]
+
+
def test_vector_version():
assert cryptography.__version__ == cryptography_vectors.__version__