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import sys
import os
from future.utils import viewitems
from miasm.arch.aarch64.arch import mn_aarch64, base_expr, variable
from miasm.core import parse_asm
from miasm.expression.expression import *
from miasm.core import asmblock
from miasm.loader.strpatchwork import StrPatchwork
from miasm.analysis.machine import Machine
from miasm.jitter.csts import *
from miasm.core.locationdb import LocationDB
reg_and_id = dict(mn_aarch64.regs.all_regs_ids_byname)
class Asm_Test(object):
def __init__(self, jitter):
self.loc_db = LocationDB()
self.myjit = Machine("aarch64l").jitter(self.loc_db, jitter)
self.myjit.init_stack()
def __call__(self):
self.asm()
self.run()
self.check()
def asm(self):
asmcfg = parse_asm.parse_txt(mn_aarch64, 'l', self.TXT, self.loc_db)
# fix shellcode addr
self.loc_db.set_location_offset(self.loc_db.get_name_location("main"), 0x0)
s = StrPatchwork()
patches = asmblock.asm_resolve_final(mn_aarch64, asmcfg)
for offset, raw in viewitems(patches):
s[offset] = raw
self.assembly = bytes(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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