def test_digest(protocol_sample):
s = create_read_packet(generate_data(64))
rw = WritePacket()
protocol_sample.generate_digest(s, rw)
rr = create_read_packet(rw.get_data())
protocol_sample.validate_digest(s, rr)
def load_card_file(card_file_path, create=False):
if not validation.validate_card_file(card_file_path, exists=not create):
raise Exception('Invalid card file')
if create:
p = WritePacket()
p.write_number(random.getrandbits(512), 64)
card = p.get_data()
with open(card_file_path, 'wb') as f:
failure_hooks.append(lambda: os.remove(card_file_path))
f.write(card)
return card
else:
with open(card_file_path, 'rb') as f:
return f.read()
