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Code Issues Releases Wiki Activity

signing/multisig: fingerprint is calculated everytime multisig is present

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This commit is contained in:
Tomas Susanka 2018-02-13 12:23:41 +01:00 committed by Jan Pochyla
parent 78c7e80319
commit e71b51046d
1 changed files with 7 additions and 6 deletions
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13
src/apps/wallet/sign_tx/signing.py
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@ -76,6 +76,13 @@ async def check_tx_fee(tx: SignTx, root):
bip143.add_prevouts(txi) # all inputs are included (non-segwit as well) bip143.add_prevouts(txi) # all inputs are included (non-segwit as well)
bip143.add_sequence(txi) bip143.add_sequence(txi)
if txi.multisig:
fp = multisig_fingerprint(txi.multisig)
if not len(multisig_fp):
multisig_fp = fp
elif multisig_fp != fp:
multisig_fp_mismatch = True
if coin.force_bip143: if coin.force_bip143:
is_bip143 = (txi.script_type == InputScriptType.SPENDADDRESS) is_bip143 = (txi.script_type == InputScriptType.SPENDADDRESS)
if not is_bip143: if not is_bip143:
@ -103,12 +110,6 @@ async def check_tx_fee(tx: SignTx, root):
segwit[i] = False segwit[i] = False
total_in += await get_prevtx_output_value( total_in += await get_prevtx_output_value(
tx_req, txi.prev_hash, txi.prev_index) tx_req, txi.prev_hash, txi.prev_index)
if txi.multisig:
fp = multisig_fingerprint(txi.multisig)
if not len(multisig_fp):
multisig_fp = fp
elif multisig_fp != fp:
multisig_fp_mismatch = True
else: else:
raise SigningError(FailureType.DataError, raise SigningError(FailureType.DataError,