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44 lines
1.4 KiB
Python
44 lines
1.4 KiB
Python
import subprocess
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import sys
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"""
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For a given SCHEME, this script verifies that all exported symbols are properly
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namespaced, i.e., all start with "PQCLEAN_SCHEMENAME_"
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"""
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if sys.platform != 'linux':
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print("This test is not supported on non-Linux platforms")
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exit(0)
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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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namespace = "PQCLEAN_{}_".format(SCHEMESHORT).replace('-', '')
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# TODO can we do this using object files instead, to preserve file origin?
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sharedlib = "bin/shared_{}_clean.so".format(SCHEMEFULL)
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subprocess.run(["make", sharedlib, "SCHEME={}".format(SCHEME)])
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p = subprocess.run(["nm", "-D", sharedlib], stdout=subprocess.PIPE)
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symbols = p.stdout.decode('utf-8').strip().split("\n")
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non_namespaced = []
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for symbolstr in symbols:
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*_, symtype, symbol = symbolstr.split()
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if symtype in 'TR':
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if not symbol.startswith(namespace):
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non_namespaced.append(symbol)
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if non_namespaced:
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print("! Not all symbols were properly namespaced.", file=sys.stderr)
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print("! Missing namespace literal {}".format(namespace), file=sys.stderr)
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for symbol in non_namespaced:
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print("\t{}".format(symbol), file=sys.stderr)
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sys.exit(1)
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else:
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print("Checking {} succeeded".format(SCHEME))
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