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26 lines
801 B
Python
26 lines
801 B
Python
from ..card_interface import CardInterface
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from ..constants import INS_SET_PINLESS_PATH
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from ..parsing.keypath import KeyPath
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from ..preconditions import require_pin_verified
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@require_pin_verified
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def set_pinless_path(card: CardInterface, path: str) -> None:
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"""
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Set a PIN-less path on the card. Allows signing without PIN/auth if the
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current derived key matches this path.
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Args:
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card (CardInterface): The card interface.
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path (str): BIP-32-style path (e.g., "m/44'/60'/0'/0/0"). An empty
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string disables the pinless path.
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Raises:
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APDUError: if the card rejects the input (invalid path)
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"""
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keypath = KeyPath(path).data if path else b""
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card.send_secure_apdu(
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ins=INS_SET_PINLESS_PATH,
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data=keypath
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)
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