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fix ethereum_sign_tx

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This commit is contained in:
Pavol Rusnak 2016-08-10 18:13:05 +02:00
parent 6a1564ba87
commit 78c6328b36
No known key found for this signature in database
GPG Key ID: 91F3B339B9A02A3D
1 changed files with 11 additions and 6 deletions
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17
trezorlib/client.py
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@ -423,7 +423,7 @@ class ProtocolMixin(object):
n = self._convert_prime(n)
return self.call(proto.EthereumGetAddress(address_n=n, show_display=show_display))
def ethereum_sign_tx(self, n, nonce, gas_price, gas_limit, to, value, data=''):
def ethereum_sign_tx(self, n, nonce, gas_price, gas_limit, to, value, data=None):
from rlp.utils import int_to_big_endian
n = self._convert_prime(n)
@ -431,23 +431,28 @@ class ProtocolMixin(object):
try:
self.transport.session_begin()
response = self.call(proto.EthereumSignTx(
msg = proto.EthereumSignTx(
address_n=n,
nonce=int_to_big_endian(nonce),
gas_price=int_to_big_endian(gas_price),
gas_limit=int_to_big_endian(gas_limit),
to=to,
value=int_to_big_endian(value)))
value=int_to_big_endian(value))
if data:
msg.data_length = len(data)
data, chunk = data[1024:], data[:1024]
response.data_initial_chunk = chunk
response.data_length = len(data)
msg.data_initial_chunk = chunk
response = self.call(msg)
while response.HasField('data_length'):
data, chunk = data[1024:], data[:1024]
data_length = response.data_length
data, chunk = data[data_length:], data[:data_length]
response = self.call(proto.EthereumTxAck(data_chunk=chunk))
return response.signature_v, response.signature_r, response.signature_s
finally:
self.transport.session_end()