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Merge pull request #61 from Arachnid/ethereum

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Implement ethereum_sign_tx
This commit is contained in:
Pavol Rusnak 2016-05-27 10:30:32 +02:00
commit 4d0d3af4e7
1 changed files with 28 additions and 0 deletions
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trezorlib/client.py
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@ -423,6 +423,34 @@ 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=''):
from rlp.utils import int_to_big_endian
n = self._convert_prime(n)
try:
self.transport.session_begin()
response = self.call(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)))
if data:
data, chunk = data[1024:], data[:1024]
response.data_initial_chunk = chunk
response.data_length = len(data)
while response.HasField('data_length'):
data, chunk = data[1024:], data[:1024]
response = self.call(proto.EthereumTxAck(data_chunk=chunk))
return response.signature_v, response.signature_r, response.signature_s
finally:
self.transport.session_end()
@field('entropy')
@expect(proto.Entropy)
def get_entropy(self, size):