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#!/usr/bin/env python
# Copyright 2018 Ludovico de Nittis <aasonykk+gnome@gmail.com>
#
# This file is part of GNOME Keysign.
#
# GNOME Keysign is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# GNOME Keysign 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with GNOME Keysign. If not, see <http://www.gnu.org/licenses/>.
import sys
import dbus
if sys.version_info[0] >= 3:
unicode = str
class AvahiConstants:
SERVER_RUNNING = 2
SERVER_COLLISION = 3
ENTRY_GROUP_ESTABLISHED = 2
ENTRY_GROUP_COLLISION = 3
ENTRY_GROUP_FAILURE = 4
PROTO_UNSPEC = -1
IF_UNSPEC = -1
LOOKUP_RESULT_LOCAL = 8
DBUS_NAME = "org.freedesktop.Avahi"
DBUS_INTERFACE_SERVER = DBUS_NAME + ".Server"
DBUS_PATH_SERVER = "/"
DBUS_INTERFACE_ENTRY_GROUP = DBUS_NAME + ".EntryGroup"
DBUS_INTERFACE_SERVICE_BROWSER = DBUS_NAME + ".ServiceBrowser"
@staticmethod
def string_to_byte_array(s):
if isinstance(s, unicode):
s = s.encode('utf-8')
r = []
for c in s:
if isinstance(c, int):
# Python 3: iterating over bytes yields ints
r.append(dbus.Byte(c))
else:
# Python 2: iterating over str yields str
r.append(dbus.Byte(ord(c)))
return r
@staticmethod
def dict_to_txt_array(txt_dict):
l = []
for k, v in txt_dict.items():
if isinstance(k, unicode):
k = k.encode('utf-8')
if isinstance(v, unicode):
v = v.encode('utf-8')
l.append(AvahiConstants.string_to_byte_array(b"%s=%s" % (k, v)))
return l
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