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39 lines
983 B
Python
Executable file
39 lines
983 B
Python
Executable file
#!/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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ESP = 0x2000
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PAGE_SIZE = 1 * 1024 * 1024
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# wait
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# fnstcw word ptr [esp]
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# pop ecx
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CODE = b'\x9B\xD9\x3C\x24\x59'
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def hook_mem_write(uc, access, address, size, value, user_data):
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print("mem WRITE: 0x%x, data size = %u, data value = 0x%x" % (address, size, value))
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return True
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class FpuWrite(regress.RegressTest):
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def mem_reader(self, mu, addr, size, expected):
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tmp = mu.mem_read(addr, size)
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for i, e in zip(tmp, expected):
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self.assertEquals(e, i)
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def runTest(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_ESP, ESP)
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mu.hook_add(UC_HOOK_MEM_WRITE, hook_mem_write)
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mu.emu_start(0x0, 5, 0, 2)
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esp = mu.reg_read(UC_X86_REG_ESP)
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self.mem_reader(mu, esp, 10, [0] * 10)
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if __name__ == '__main__':
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regress.main()
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