def f(x_pubkey):
if is_extended_pubkey(x_pubkey):
xpub, s = BIP32_Account.parse_xpubkey(x_pubkey)
else:
xpub = xpub_from_pubkey(x_pubkey.decode('hex'))
s = []
node = ckd_public.deserialize(xpub)
return types.HDNodePathType(node=node, address_n=s)
def f(x_pubkey):
if x_pubkey.is_bip32_key():
xpub, path = x_pubkey.bip32_extended_key_and_path()
else:
xpub = BIP32PublicKey(x_pubkey.to_public_key(),
NULL_DERIVATION, Net.COIN)
xpub = xpub.to_extended_key_string()
path = []
node = keepkeylib.ckd_public.deserialize(xpub)
return types.HDNodePathType(node=node, address_n=path)
def tx_outputs(self, keystore: KeepKey_KeyStore, derivation: str,
tx: Transaction):
has_change = False
account_derivation = tuple(bip32_decompose_chain_string(derivation))
keystore_fingerprint = keystore.get_fingerprint()
outputs = []
assert tx.output_info is not None
for tx_output, output_metadatas in zip(tx.outputs, tx.output_info):
info = output_metadatas.get(keystore_fingerprint)
if info is not None and not has_change:
has_change = True # no more than one change address
key_derivation, xpubs, m = info
if len(xpubs) == 1:
script_type = types.PAYTOADDRESS
txoutputtype = types.TxOutputType(
amount=tx_output.value,
script_type=script_type,
address_n=account_derivation + key_derivation,
)
else:
script_type = types.PAYTOMULTISIG
nodes = [
keepkeylib.ckd_public.deserialize(xpub)
for xpub in xpubs
]
pubkeys = [
types.HDNodePathType(node=node,
address_n=key_derivation)
for node in nodes
]
multisig = types.MultisigRedeemScriptType(
pubkeys=pubkeys, signatures=[b''] * len(pubkeys), m=m)
txoutputtype = types.TxOutputType(
multisig=multisig,
amount=tx_output.value,
address_n=account_derivation + key_derivation,
script_type=script_type)
else:
txoutputtype = types.TxOutputType()
txoutputtype.amount = tx_output.value
address = classify_tx_output(tx_output)
if isinstance(address, Address):
txoutputtype.script_type = types.PAYTOADDRESS
txoutputtype.address = address.to_string()
outputs.append(txoutputtype)
return outputs