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import sys
import os
from miasm2.arch.aarch64.arch import mn_aarch64, base_expr, variable
from miasm2.core import parse_asm
from miasm2.expression.expression import *
from miasm2.core import asmblock
from elfesteem.strpatchwork import StrPatchwork
from miasm2.analysis.machine import Machine
from miasm2.jitter.csts import *
reg_and_id = dict(mn_aarch64.regs.all_regs_ids_byname)
class Asm_Test(object):
def __init__(self, jitter):
self.myjit = Machine("aarch64l").jitter(jitter)
self.myjit.init_stack()
self.myjit.jit.log_regs = False
self.myjit.jit.log_mn = False
def __call__(self):
self.asm()
self.run()
self.check()
def asm(self):
blocks, symbol_pool = parse_asm.parse_txt(mn_aarch64, 'l', self.TXT,
symbol_pool = self.myjit.ir_arch.symbol_pool)
# fix shellcode addr
symbol_pool.set_offset(symbol_pool.getby_name("main"), 0x0)
s = StrPatchwork()
patches = asmblock.asm_resolve_final(mn_aarch64, blocks, symbol_pool)
for offset, raw in patches.items():
s[offset] = raw
self.assembly = str(s)
def run(self):
run_addr = 0
self.myjit.vm.add_memory_page(run_addr, PAGE_READ | PAGE_WRITE, self.assembly)
self.myjit.cpu.LR = 0x1337beef
self.myjit.add_breakpoint(0x1337beef, lambda x:False)
self.myjit.init_run(run_addr)
self.myjit.continue_run()
assert(self.myjit.pc == 0x1337beef)
def check(self):
raise NotImplementedError('abstract method')
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