implement device signing binary frames and sign() command for on-device signing.

This commit is contained in:
agessaman 2025-12-14 22:23:33 -08:00
parent 6579efe6b4
commit c42c30c25d
4 changed files with 167 additions and 0 deletions

View file

@ -710,6 +710,20 @@ class MessageReader:
else:
logger.error(f"Invalid private key response length: {len(data)}")
elif packet_type_value == PacketType.SIGN_START.value:
logger.debug(f"Received sign start response: {data.hex()}")
# Payload: 1 reserved byte, 4-byte max length
dbuf.read(1)
max_len = int.from_bytes(dbuf.read(4), "little")
res = {"max_length": max_len}
await self.dispatcher.dispatch(Event(EventType.SIGN_START, res))
elif packet_type_value == PacketType.SIGNATURE.value:
logger.debug(f"Received signature: {data.hex()}")
signature = dbuf.read()
res = {"signature": signature}
await self.dispatcher.dispatch(Event(EventType.SIGNATURE, res))
elif packet_type_value == PacketType.DISABLED.value:
logger.debug("Received disabled response")
res = {"reason": "private_key_export_disabled"}