def _migrate_from_version_01() -> None:
# Make the U2F counter public and writable even when storage is locked.
# U2F counter wasn't public, so we are intentionally not using storage.device module.
counter = common._get(common._APP_DEVICE, device._U2F_COUNTER)
if counter is not None:
device.set_u2f_counter(int.from_bytes(counter, "big"))
# Delete the old, non-public U2F_COUNTER.
common._delete(common._APP_DEVICE, device._U2F_COUNTER)
set_current_version()
def set_backed_up() -> None:
common._delete(_NAMESPACE, _NEEDS_BACKUP)
def delete() -> None:
for index in range(0, slip39.MAX_SHARE_COUNT):
common._delete(common._APP_RECOVERY_SHARES, index)
def delete_progress() -> None:
common._delete(_NAMESPACE, _SLIP39_IN_PROGRESS)
common._delete(_NAMESPACE, _SLIP39_REMAINING)
common._delete(_NAMESPACE, _SLIP39_THRESHOLD)
common._delete(_NAMESPACE, _SLIP39_WORDS_COUNT)
slip39_mnemonics.delete()
def end_progress() -> None:
common._delete(_NAMESPACE, _IN_PROGRESS)
common._delete(_NAMESPACE, _DRY_RUN)
common._delete(_NAMESPACE, _WORD_COUNT)
common._delete(_NAMESPACE, _SLIP39_IDENTIFIER)
common._delete(_NAMESPACE, _SLIP39_THRESHOLD)
common._delete(_NAMESPACE, _REMAINING)
common._delete(_NAMESPACE, _SLIP39_ITERATION_EXPONENT)
recovery_shares.delete()
def erase_resident_credentials() -> None:
for i in range(
_RESIDENT_CREDENTIAL_START_KEY,
_RESIDENT_CREDENTIAL_START_KEY + _MAX_RESIDENT_CREDENTIALS,
):
common._delete(common._APP_FIDO2, i)
def delete() -> None:
for index in range(0, slip39.MAX_SHARE_COUNT):
common._delete(common._APP_SLIP39_MNEMONICS, index)