def disasm(self, fname):
# TODO (re)use the dasm enhance generator
ro = re.compile(r'^\s*0*(?P<addr>[{}]+):'.format(string.hexdigits))
funcs = { t[0]:t[2] for t in dasmutil.func_addresses(self.binary) }
bbs = { t[0]:tuple(t[1:])
for t in dasmutil.bb_addresses(self.binary, True) }
capture = False
func_sizes = set( hex(int(k,16)-4)[2:] for k in funcs )
with open(fname,'w') as f:
for line in dasmutil.disassemble(self.binary):
mo = ro.match(line)
if mo:
addr = mo.group(1)
if addr in func_sizes:
continue # ignore fsizes
if addr in funcs:
capture = (funcs[addr] in self.observe_list)
if capture:
f.write('='*100+'\n') # separator
f.write(hold) # function name
f.write('-'*(len(hold)-1)+'\n')
if capture and addr in bbs:
lbl = bbs[addr][1].split('#')
f.write('#'.join(lbl[2:])+':\n')
else:
if len(line.strip())>0: # hold
hold = line
continue
if capture: f.write(line)
assert(f.closed)
def disasm(self, fname):
# TODO (re)use the dasm enhance generator
ro = re.compile(r'^\s*0*(?P<addr>[{}]+):'.format(string.hexdigits))
funcs = {t[0]: t[2] for t in dasmutil.func_addresses(self.binary)}
bbs = {
t[0]: tuple(t[1:])
for t in dasmutil.bb_addresses(self.binary, True)
}
capture = False
func_sizes = set(hex(int(k, 16) - 4)[2:] for k in funcs)
with open(fname, 'w') as f:
for line in dasmutil.disassemble(self.binary):
mo = ro.match(line)
if mo:
addr = mo.group(1)
if addr in func_sizes:
continue # ignore fsizes
if addr in funcs:
capture = (funcs[addr] in self.observe_list)
if capture:
f.write('=' * 100 + '\n') # separator
f.write(hold) # function name
f.write('-' * (len(hold) - 1) + '\n')
if capture and addr in bbs:
lbl = bbs[addr][1].split('#')
f.write('#'.join(lbl[2:]) + ':\n')
else:
if len(line.strip()) > 0: # hold
hold = line
continue
if capture: f.write(line)
assert (f.closed)
def func_map(self):
"""Return a map of addr: func info
Format:
addr: (hexaddr, fname, size)
where addr and size are of type int, in bytes
"""
return { int(t[0],16) : (t[0], t[2], int(t[1],16))
for t in dasmutil.func_addresses(self.binary) }
def func_map(self):
"""Return a map of addr: func info
Format:
addr: (hexaddr, fname, size)
where addr and size are of type int, in bytes
"""
return {
int(t[0], 16): (t[0], t[2], int(t[1], 16))
for t in dasmutil.func_addresses(self.binary)
}