Copyright (C) 2021 by nekohasekai
<contact-sagernet@sekai.icu>

This program 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.

This program 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 this program.
If not, see <http://www.gnu.org/licenses/>.