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yubikit: refactor int2bytes #701

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yubikit: refactor int2bytes #701

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8 changes: 2 additions & 6 deletions yubikit/core/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -262,12 +262,8 @@ def require_version(


def int2bytes(value: int, min_len: int = 0) -> bytes:
buf = []
while value > 0xFF:
buf.append(value & 0xFF)
value >>= 8
buf.append(value)
return bytes(reversed(buf)).rjust(min_len, b"\0")
min_len = max(min_len, (value.bit_length() + 7) // 8)
return value.to_bytes(min_len, "big")


def bytes2int(data: bytes) -> int:
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