lisk: Add lisk_get_publickey

trezorctl

@@ -876,6 +876,20 @@ def lisk_get_address(connect, address, show_display):
     return client.lisk_get_address(address_n, show_display)
 
 
+@cli.command(help='Get Lisk public key for specified path.')
+@click.option('-n', '--address', required=True, help="BIP-32 path, e.g. m/44'/134'/0'/0'")
+@click.option('-d', '--show-display', is_flag=True)
+@click.pass_obj
+def lisk_get_public_key(connect, address, show_display):
+    client = connect()
+    address_n = client.expand_path(address)
+    res = client.lisk_get_public_key(address_n, show_display)
+    output = {
+        "public_key": binascii.hexlify(res.public_key).decode()
+    }
+    return output
+
+
 @cli.command(help='Sign message with Lisk address.')
 @click.option('-n', '--address', required=True, help="BIP-32 path, e.g. m/44'/134'/0'/0'")
 @click.argument('message')

trezorlib/client.py

@@ -637,6 +637,11 @@ class ProtocolMixin(object):
         n = self._convert_prime(n)
         return self.call(proto.LiskGetAddress(address_n=n, show_display=show_display))
 
+    @expect(proto.LiskPublicKey)
+    def lisk_get_public_key(self, n, show_display=False):
+        n = self._convert_prime(n)
+        return self.call(proto.LiskGetPublicKey(address_n=n, show_display=show_display))
+
     @expect(proto.LiskMessageSignature)
     def lisk_sign_message(self, n, message):
         n = self._convert_prime(n)

trezorlib/tests/device_tests/test_msg_lisk_getpublickey.py

@@ -0,0 +1,27 @@
+# This file is part of the TREZOR project.
+#
+# Copyright (C) 2016-2017 Pavol Rusnak <stick@satoshilabs.com>
+#
+# This library is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public License
+# along with this library.  If not, see <http://www.gnu.org/licenses/>.
+
+from .common import *
+
+
+@pytest.mark.skip_t1
+class TestMsgLiskGetPublicKey(TrezorTest):
+
+    def test_lisk_get_public_key(self):
+        self.setup_mnemonic_nopin_nopassphrase()
+        sig = self.client.lisk_get_public_key([2147483692, 2147483782, 2147483648, 2147483648])
+        assert hexlify(sig.public_key) == b'eb56d7bbb5e8ea9269405f7a8527fe126023d1db2c973cfac6f760b60ae27294'