Files
unicorn/tests/regress/reg_write_sign_extension.py
Eli 9f578946d5 Revamp Python regression tests suite (#2022)
* Fix Python regression test suite (partial)

* Fix Python regression test suite

* Add a test for mapping at high addresses

* Add ctl tests
2024-10-13 13:14:10 +08:00

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Python
Executable File

#!/usr/bin/env python
"""See https://github.com/unicorn-engine/unicorn/issues/98"""
import regress
from unicorn import *
ADDR = 0xffaabbcc
def hook_mem_invalid(mu, access, address, size, value, user_data):
regress.logger.debug(">>> Access type: %u, expected value: 0x%x, actual value: 0x%x", access, ADDR, address)
assert(address == ADDR)
mu.mem_map(address & 0xfffff000, 4 * 1024)
mu.mem_write(address, b'\xcc')
return True
class RegWriteSignExt(regress.RegressTest):
def runTest(self):
mu = Uc(UC_ARCH_X86, UC_MODE_32)
mu.reg_write(x86_const.UC_X86_REG_EBX, ADDR)
mu.mem_map(0x10000000, 1024 * 4)
# jmp ebx
mu.mem_write(0x10000000, b'\xff\xe3')
mu.hook_add(UC_HOOK_MEM_FETCH_UNMAPPED | UC_HOOK_MEM_FETCH_PROT, hook_mem_invalid)
mu.emu_start(0x10000000, 0x10000000 + 2, count=1)
if __name__ == '__main__':
regress.main()