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Code Issues Releases Wiki Activity

chore(core): Disable ownership proof generation for Taproot.

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This commit is contained in:
Andrew Kozlik 2021-10-27 15:19:34 +02:00 committed by Andrew Kozlik
parent 475b95b11e
commit c0f853dc78
1 changed files with 10 additions and 2 deletions
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10
core/src/apps/bitcoin/ownership.py
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@ -1,5 +1,6 @@
from trezor import utils, wire
from trezor.crypto import bip32, hashlib, hmac
from trezor.enums import InputScriptType
from apps.common.keychain import Keychain
from apps.common.readers import read_bitcoin_varint
@ -10,7 +11,6 @@ from .scripts import read_bip322_signature_proof, write_bip322_signature_proof
from .verification import SignatureVerifier
if False:
from trezor.enums import InputScriptType
from trezor.messages import MultisigRedeemScriptType
from apps.common.coininfo import CoinInfo
@ -49,7 +49,15 @@ def generate_proof(
sighash = hashlib.sha256(proof)
sighash.update(script_pubkey)
sighash.update(commitment_data)
if script_type in (
InputScriptType.SPENDADDRESS,
InputScriptType.SPENDMULTISIG,
InputScriptType.SPENDWITNESS,
InputScriptType.SPENDP2SHWITNESS,
):
signature = common.ecdsa_sign(node, sighash.digest())
else:
raise wire.DataError("Unsupported script type.")
public_key = node.public_key()
write_bip322_signature_proof(
proof, script_type, multisig, coin, public_key, signature