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Code Issues Releases Wiki Activity

Store boolean values as '0x00' and '0x01' instead of '' and '0x01'.

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andrew 2018-12-29 18:48:30 +01:00 committed by Pavol Rusnak
parent 11ba0b424e
commit 7f7a8a2ca6
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GPG Key ID: 91F3B339B9A02A3D
1 changed files with 21 additions and 20 deletions
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41
src/apps/common/storage.py
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@ -9,6 +9,8 @@ from apps.common import cache
HOMESCREEN_MAXSIZE = 16384
_STORAGE_VERSION = b"\x01"
_FALSE_BYTE = b"\x00"
_TRUE_BYTE = b"\x01"
# fmt: off
_APP = const(0x01) # app namespace
@ -28,6 +30,16 @@ _AUTOLOCK_DELAY_MS = const(0x0C) # int
_NO_BACKUP = const(0x0D) # bool (0x01 or empty)
# fmt: on
def _set_bool(app: int, key: int, value: bool, public: bool = False) -> None:
if value:
config.set(app, key, _TRUE_BYTE, public)
else:
config.set(app, key, _FALSE_BYTE, public)
def _get_bool(app: int, key: int, public: bool = False) -> bool:
return config.get(app, key, public) == _TRUE_BYTE
def _new_device_id() -> str:
return hexlify(random.bytes(12)).decode().upper()
@ -60,7 +72,7 @@ def get_mnemonic() -> str:
def has_passphrase() -> bool:
return bool(config.get(_APP, _USE_PASSPHRASE))
return _get_bool(_APP, _USE_PASSPHRASE)
def get_homescreen() -> bytes:
@ -70,18 +82,13 @@ def get_homescreen() -> bytes:
def load_mnemonic(mnemonic: str, needs_backup: bool, no_backup: bool) -> None:
config.set(_APP, _MNEMONIC, mnemonic.encode())
config.set(_APP, _VERSION, _STORAGE_VERSION)
if no_backup:
config.set(_APP, _NO_BACKUP, b"\x01")
else:
config.set(_APP, _NO_BACKUP, b"")
if needs_backup:
config.set(_APP, _NEEDS_BACKUP, b"\x01")
else:
config.set(_APP, _NEEDS_BACKUP, b"")
_set_bool(_APP, _NO_BACKUP, no_backup)
if not no_backup:
_set_bool(_APP, _NEEDS_BACKUP, needs_backup)
def needs_backup() -> bool:
return bool(config.get(_APP, _NEEDS_BACKUP))
return _get_bool(_APP, _NEEDS_BACKUP)
def set_backed_up() -> None:
@ -89,18 +96,15 @@ def set_backed_up() -> None:
def unfinished_backup() -> bool:
return bool(config.get(_APP, _UNFINISHED_BACKUP))
return _get_bool(_APP, _UNFINISHED_BACKUP)
def set_unfinished_backup(state: bool) -> None:
if state:
config.set(_APP, _UNFINISHED_BACKUP, b"\x01")
else:
config.set(_APP, _UNFINISHED_BACKUP, b"")
_set_bool(_APP, _UNFINISHED_BACKUP, state)
def no_backup() -> bool:
return bool(config.get(_APP, _NO_BACKUP))
return _get_bool(_APP, _NO_BACKUP)
def get_passphrase_source() -> int:
@ -121,10 +125,7 @@ def load_settings(
) -> None:
if label is not None:
config.set(_APP, _LABEL, label.encode(), True) # public
if use_passphrase is True:
config.set(_APP, _USE_PASSPHRASE, b"\x01")
if use_passphrase is False:
config.set(_APP, _USE_PASSPHRASE, b"")
_set_bool(_APP, _USE_PASSPHRASE, use_passphrase)
if homescreen is not None:
if homescreen[:8] == b"TOIf\x90\x00\x90\x00":
if len(homescreen) <= HOMESCREEN_MAXSIZE: