def do_dump(args):
nvram = restruct.parse(NVRAM, args.infile)
for section in nvram.sections:
name = section.header.name.rstrip('\x00')
if not name:
continue
print(name + ':')
for val in section.values:
v = val.value
if all(0x20 <= b <= 0x7E for b in v):
v = repr(v.decode('ascii'))
print(' ' + val.key + ': ' + restruct.format_value(v, str))
sys.exit(1)
if isinstance(img4, IMG4):
payload = img4['payload']
manifest = img4['manifest']
elif isinstance(img4, IMG4Manifest):
payload = None
manifest = img4
elif isinstance(img4, IMG4Payload):
payload = img4
manifest = None
if payload:
p = payload.native
if args.raw:
print(restruct.format_value(p, str))
else:
print('payload:')
print(' type:', p['type'])
print(' desc:', p['description'])
if p['keybags']:
print(' keybags:')
keybags = payload['keybags'].parse(IMG4KeyBagSequence).native
for kb in keybags:
print(' id: ', kb['id'])
print(' iv: ', restruct.format_value(kb['iv'], str))
print(' key:', restruct.format_value(kb['key'], str))
print()
if p['compression']:
print(' compression:')
print(' algo:', p['compression']['algorithm'])
def dump_value(n, v):
return restruct.format_value(v, str)