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