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modify nist loader to support multi-line GCM sections

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This commit is contained in:
Paul Kehrer 2013-11-18 14:11:55 -06:00
parent 984eeeb388
commit c985dbb47b
2 changed files with 29 additions and 1 deletions
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20
tests/test_utils.py
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@ -347,8 +347,28 @@ def test_load_nist_gcm_vectors():
AAD =
Tag = 1665b0f1a0b456e1664cfd3de08ccd
PT =
[Keylen = 128]
[IVlen = 8]
[PTlen = 104]
[AADlen = 0]
[Taglen = 128]
Count = 0
Key = 58fab7632bcf10d2bcee58520bf37414
IV = 3c
CT = 15c4db4cbb451211179d57017f
AAD =
Tag = eae841d4355feeb3f786bc86625f1e5b
FAIL
""").splitlines()
assert load_nist_vectors(vector_data) == [
{'aad': b'',
'iv': b'3c',
'tag': b'eae841d4355feeb3f786bc86625f1e5b',
'key': b'58fab7632bcf10d2bcee58520bf37414',
'ct': b'15c4db4cbb451211179d57017f',
'fail': True},
{'aad': b'',
'pt': b'',
'iv': b'4e8df20faaf2c8eebe922902',

10
tests/utils.py
View file

@ -40,7 +40,15 @@ def load_nist_vectors(vector_data):
# Look for section headers
if line.startswith("[") and line.endswith("]"):
section = line[1:-1]
if "=" in line:
# GCM section headers
if "Keylen" in line:
section = line[1:-1]
else:
section += line[1:-1]
else:
# non-GCM section headers
section = line[1:-1]
continue
if line.strip() == "FAIL":