unicorn/tests/regress/rep_hook.py
2016-01-01 10:44:08 +08:00

30 lines
656 B
Python
Executable file

#!/usr/bin/python
from unicorn import *
from unicorn.x86_const import *
import regress
PAGE_SIZE = 4 * 1024
CODE = b'\xf3\xaa' # rep stosb
def hook_code(uc, addr, size, user_data):
print("hook called at %x" %addr)
class REP(regress.RegressTest):
def test_rep(self):
mu = Uc(UC_ARCH_X86, UC_MODE_32)
mu.mem_map(0, PAGE_SIZE)
mu.mem_write(0, CODE)
mu.reg_write(UC_X86_REG_ECX, 3)
mu.reg_write(UC_X86_REG_EDI, 0x100)
mu.hook_add(UC_HOOK_CODE, hook_code)
mu.emu_start(0, len(CODE))
self.assertEqual(0, mu.reg_read(UC_X86_REG_ECX))
if __name__ == '__main__':
regress.main()