46 lines
1.3 KiB
Python
46 lines
1.3 KiB
Python
import yaml
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import sys
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import os
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import subprocess
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import hashlib
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"""
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For a given SCHEME, this script verifies that the hash of the testvectors
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produced on this platform matches the one provided in the META file.
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"""
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if len(sys.argv) != 2:
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print("Provide a scheme name (e.g. crypto_kem/kyber768) as argv[1]")
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exit(1)
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SCHEME = sys.argv[1]
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SCHEMEFULL = SCHEME.replace('/', '_') # e.g. crypto_kem_kyber768
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SCHEMESHORT = SCHEME.split('/')[1].upper()
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def get_hash(scheme):
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with open("{}/META.yml".format(scheme), 'r') as stream:
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meta = yaml.load(stream)
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return meta['testvectors-sha256']
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expectedTestvectorsHash = get_hash(SCHEME)
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subprocess.run(["make", "testvectors", "SCHEME={}".format(SCHEME)])
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implementations = [
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x for x in os.listdir('bin')
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if 'testvectors' in x and SCHEMEFULL in x and '.dSYM' not in x
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]
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for impl in implementations:
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testvectors = subprocess.run(["bin/{}".format(impl)],
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stdout=subprocess.PIPE)
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testvectorsHash = hashlib.sha256(testvectors.stdout).hexdigest()
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if testvectorsHash.lower() != expectedTestvectorsHash.lower():
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print("testvectors of {} should be {}, but is {}"
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.format(SCHEME, expectedTestvectorsHash, testvectorsHash))
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sys.exit(1)
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else:
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print("testvectors of {} matched expected hash".format(SCHEME))
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