# Copyright 2019 VyOS maintainers and contributors <maintainers@vyos.io>
#
# 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 2.1 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 enum import Enum, unique, IntEnum


class IFlag(IntEnum):
    """ net/if.h interface flags """

    IFF_UP = 0x1	        #: Interface up/down status
    IFF_BROADCAST = 0x2	    #: Broadcast address valid
    IFF_DEBUG = 0x4,		#: Debugging
    IFF_LOOPBACK = 0x8		#: Is loopback network
    IFF_POINTOPOINT = 0x10	#: Is point-to-point link
    IFF_NOTRAILERS = 0x20	#: Avoid use of trailers 
    IFF_RUNNING = 0x40		#: Resources allocated 
    IFF_NOARP = 0x80		#: No address resolution protocol
    IFF_PROMISC = 0x100	    #: Promiscuous mode
    IFF_ALLMULTI = 0x200	#: Receive all multicast 
    IFF_MASTER = 0x400		#: Load balancer master
    IFF_SLAVE = 0x800		#: Load balancer slave
    IFF_MULTICAST = 0x1000	#: Supports multicast
    IFF_PORTSEL = 0x2000	#: Media type adjustable
    IFF_AUTOMEDIA = 0x4000  #: Automatic media type enabled	
    IFF_DYNAMIC = 0x8000	#: Is a dial-up device with dynamic address