mirror of
https://github.com/cea-sec/miasm
synced 2026-06-21 13:48:18 +00:00
Fabrice Desclaux
32 lines
833 B
Python
32 lines
833 B
Python
from miasm2.arch.x86.arch import mn_x86
|
|
from miasm2.expression.expression import get_rw
|
|
from miasm2.arch.x86.ira import ir_a_x86_32
|
|
from miasm2.core.locationdb import LocationDB
|
|
|
|
loc_db = LocationDB()
|
|
|
|
|
|
print """
|
|
Simple expression manipulation demo.
|
|
Get read/written registers for a given instruction
|
|
"""
|
|
|
|
arch = mn_x86
|
|
ir_arch = ir_a_x86_32(loc_db)
|
|
ircfg = ir_arch.new_ircfg()
|
|
instr = arch.fromstring('LODSB', loc_db, 32)
|
|
instr.offset, instr.l = 0, 15
|
|
ir_arch.add_instr_to_ircfg(instr, ircfg)
|
|
|
|
print '*' * 80
|
|
for lbl, irblock in ircfg.blocks.iteritems():
|
|
print irblock
|
|
for assignblk in irblock:
|
|
rw = assignblk.get_rw()
|
|
for dst, reads in rw.iteritems():
|
|
print 'read: ', [str(x) for x in reads]
|
|
print 'written:', dst
|
|
print
|
|
|
|
open('graph_instr.dot', 'w').write(ircfg.dot())
|