def authenticate(self, message_hash, app_hash, key_handle):
"""Sign a message with a security key using CTAP version 1"""
self._poll()
if self.dev.error == 'nocred':
raise ApduError(APDU.WRONG_DATA, b'')
elif self.dev.error == 'err':
raise ApduError(0, b'')
flags, counter, sig = self._sign(message_hash, app_hash, key_handle,
SSH_SK_USER_PRESENCE_REQD)
return Byte(flags) + UInt32(counter) + sig
def register(self, client_data_hash, app_hash):
"""Enroll a new security key using CTAP version 1"""
# pylint: disable=unused-argument
self._poll()
if self.dev.error == 'err':
raise ApduError(0, b'')
public_key, key_handle = self._enroll(SSH_SK_ECDSA)
return _Registration(public_key, key_handle)
def _poll(self):
"""Simulate needing to poll the security device"""
if not self._polled:
self._polled = True
raise ApduError(APDU.USE_NOT_SATISFIED, b'')