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fixup! feat(python): support bitcoin-like transaction signing anti-exfil protocol

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This commit is contained in:
Ondřej Vejpustek 2025-04-07 16:17:13 +02:00
parent 402efee514
commit f23cdd1565
1 changed files with 8 additions and 2 deletions
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10
python/src/trezorlib/btc.py
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@ -456,8 +456,14 @@ def sign_tx_common(
R = messages.RequestType R = messages.RequestType
nonce_commitment_list: List[bytes | None] = [None for _ in inputs] nonce_commitment_list: List[bytes | None] = [None for _ in inputs]
if use_anti_exfil and entropy_list is None: if use_anti_exfil:
entropy_list = [generate_entropy() for _ in inputs] if entropy_list is None:
entropy_list = [generate_entropy() for _ in inputs]
else:
if len(entropy_list) != len(inputs):
raise ValueError(
"The length of the entropy list doesn't match the number of inputs"
)
while True: while True:
# If there's some part of signed transaction, let's add it # If there's some part of signed transaction, let's add it