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45 lines
1.8 KiB
Python
45 lines
1.8 KiB
Python
from __future__ import annotations
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import os
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# pylint: disable=missing-class-docstring,no-self-use
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import unittest
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import angr
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from angr.analyses.purity import AILPurityAnalysis, AILPurityDataSource, AILPurityDataUsage, AILPurityResultType
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from tests.common import bin_location
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test_location = os.path.join(bin_location, "tests")
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class TestAILPurityAnalysis(unittest.TestCase):
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def test_smoketest(self):
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p = angr.Project(os.path.join(test_location, "x86_64", "test_purity"), auto_load_libs=False)
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p.analyses.CFGFast(normalize=True)
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desired_results = {
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"a": AILPurityResultType(),
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"b": AILPurityResultType(uses={AILPurityDataSource(function_arg=0): AILPurityDataUsage(ptr_load=True)}),
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"c": AILPurityResultType(uses={AILPurityDataSource(function_arg=0): AILPurityDataUsage(ptr_store=True)}),
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# global funcs
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"d": AILPurityResultType(
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uses={AILPurityDataSource(constant_value=4210772): AILPurityDataUsage(ptr_load=True)}
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),
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# malloc - no flow from arg0 to malloc since it is a pointer-destroying op
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"e": AILPurityResultType(
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uses={AILPurityDataSource(callee_return=p.kb.functions[4198448]): AILPurityDataUsage(ptr_store=True)},
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call_args={(4199008, None, 2, p.kb.functions[4198448], 0): frozenset()},
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),
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}
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for name, desired_result in desired_results.items():
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func = p.kb.functions[name]
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clinic = p.analyses.Clinic(func)
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pure = p.analyses[AILPurityAnalysis].prep()(clinic)
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pure.result.ret_vals = {}
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pure.result.other_storage = {}
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assert pure.result == desired_result
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if __name__ == "__main__":
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unittest.main()
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