angr/tests/analyses/test_init_finder.py
Kevin Phoenix f939c5b88c
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2026-06-02 14:48:07 -07:00

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Python
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#!/usr/bin/env python3
# pylint: disable=missing-class-docstring,disable=no-self-use
from __future__ import annotations
__package__ = __package__ or "tests.analyses" # pylint:disable=redefined-builtin
import os
import unittest
import angr
from tests.common import bin_location
test_location = os.path.join(bin_location, "tests")
class TestInitFinder(unittest.TestCase):
def test_p2im_drone(self):
bin_path = os.path.join(test_location, "armel", "p2im_drone.elf")
proj = angr.Project(bin_path, auto_load_libs=False)
cfg = proj.analyses.CFG(data_references=True)
func = cfg.functions["Peripherals_Init"]
state = proj.factory.blank_state()
prop = proj.analyses.Propagator(func=func, base_state=state)
init_finder = proj.analyses.InitializationFinder(func=func, replacements=prop.replacements)
overlay = init_finder.overlay
# h12c1.Instance
assert state.solver.eval_one(overlay.load(0x20001500, 4, endness="Iend_LE")) == 0x40005400
# hi2c1.Init.AddressingMode
assert state.solver.eval_one(overlay.load(0x20001500 + 4 + 0xC, 4, endness="Iend_LE")) == 0x4000
# h12c1.Init.NoStretchMode
assert state.solver.eval_one(overlay.load(0x20001500 + 4 + 0x1C, 4, endness="Iend_LE")) == 0
if __name__ == "__main__":
unittest.main()