mirror of
https://github.com/henrydcase/pqc.git
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50 lines
1.4 KiB
Python
50 lines
1.4 KiB
Python
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"""
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Checks that no dynamic memory functions are used
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"""
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import pqclean
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import helpers
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import sys
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import unittest
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def test_dynamic_memory():
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if sys.platform not in ['linux', 'darwin']:
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raise unittest.SkipTest()
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for scheme in pqclean.Scheme.all_schemes():
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for implementation in scheme.implementations:
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# Keep this loop outside, to allow multiple assertions
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for function in ['malloc', 'free', 'realloc', 'calloc']:
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yield (check_dynamic_memory,
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scheme.name, implementation.name, function)
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def check_dynamic_memory(scheme_name, implementation_name, function):
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implementation = pqclean.Implementation.by_name(
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scheme_name, implementation_name)
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# 'make' will take care of not rebuilding existing library files
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helpers.run_subprocess(
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['make'],
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implementation.path()
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)
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out = helpers.run_subprocess(
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['nm', '-g', 'lib{}_{}.a'.format(scheme_name,
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implementation_name)],
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implementation.path()
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)
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lines = out.strip().split("\n")
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for line in lines:
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if 'U {}'.format(function) in line:
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raise AssertionError(
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"Illegal use of dynamic memory function '{}'".format(function))
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if __name__ == '__main__':
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try:
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import nose2
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nose2.main()
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except ImportError:
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import nose
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nose.runmodule()
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