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Implement signmessage for keepkey

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Andrew Chow 2019-01-04 16:11:37 -05:00
parent bf67fc61ce
commit 80873f9fed
1 changed files with 6 additions and 1 deletions
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7
hwilib/devices/keepkey.py
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@ -9,6 +9,7 @@ from keepkeylib.tx_api import TxApi
from ..base58 import get_xpub_fingerprint, decode, to_address, xpub_main_2_test, get_xpub_fingerprint_hex
from ..serializations import ser_uint256, uint256_from_str
import base64
import binascii
import json
import os
@ -177,7 +178,11 @@ class KeepkeyClient(HardwareWalletClient):
# Must return a base64 encoded string with the signed message
# The message can be any string
def sign_message(self, message, keypath):
raise NotImplementedError('The KeepKey does not currently implement signmessage')
keypath = keypath.replace('h', '\'')
keypath = keypath.replace('H', '\'')
expanded_path = tools.parse_path(keypath)
result = self.client.sign_message('Bitcoin', expanded_path, message)
return {'signature': base64.b64encode(result.signature).decode('utf-8')}
# Display address of specified type on the device. Only supports single-key based addresses.
def display_address(self, keypath, p2sh_p2wpkh, bech32):