unicorn/regress/wrong_rip.py
2015-08-28 20:03:36 -07:00

33 lines
623 B
Python

#!/usr/bin/python
from unicorn import *
from unicorn.x86_const import *
binary1 = b'\xb8\x02\x00\x00\x00' # mov eax, 2
binary2 = b'\xb8\x01\x00\x00\x00' # mov eax, 1
mu = Uc(UC_ARCH_X86, UC_MODE_64)
mu.mem_map(0, 2 * 1024 * 1024)
# write machine code to be emulated to memory
mu.mem_write(0, binary1 + binary2)
# emu for maximum 1 instruction.
mu.emu_start(0, 5, 0, 1)
print("RAX = %u" %mu.reg_read(UC_X86_REG_RAX))
pos = mu.reg_read(UC_X86_REG_RIP)
print("RIP = %x" %pos)
mu.emu_start(5, 10, 0, 1)
pos = mu.reg_read(UC_X86_REG_RIP)
print("RIP = %x" %pos)
print("RAX = %u" %mu.reg_read(UC_X86_REG_RAX))