src/network/netdev/vxlan.h

#pragma once

/***
  This file is part of systemd.

  Copyright 2014 Tom Gundersen <teg@jklm.no>

  systemd 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.

  systemd 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 systemd; If not, see <http://www.gnu.org/licenses/>.
***/

typedef struct VxLan VxLan;

#include "in-addr-util.h"
#include "netdev/netdev.h"

#define VXLAN_VID_MAX (1u << 24) - 1
#define VXLAN_FLOW_LABEL_MAX_MASK 0xFFFFFU

struct VxLan {
        NetDev meta;

        uint64_t id;

        int remote_family;
        int local_family;

        union in_addr_union remote;
        union in_addr_union local;

        unsigned tos;
        unsigned ttl;
        unsigned max_fdb;
        unsigned flow_label;

        uint16_t dest_port;

        usec_t fdb_ageing;

        bool learning;
        bool arp_proxy;
        bool route_short_circuit;
        bool l2miss;
        bool l3miss;
        bool udpcsum;
        bool udp6zerocsumtx;
        bool udp6zerocsumrx;
        bool remote_csum_tx;
        bool remote_csum_rx;
        bool group_policy;

        struct ifla_vxlan_port_range port_range;
};

DEFINE_NETDEV_CAST(VXLAN, VxLan);
extern const NetDevVTable vxlan_vtable;

int config_parse_vxlan_address(const char *unit,
                               const char *filename,
                               unsigned line,
                               const char *section,
                               unsigned section_line,
                               const char *lvalue,
                               int ltype,
                               const char *rvalue,
                               void *data,
                               void *userdata);
int config_parse_port_range(const char *unit,
                            const char *filename,
                            unsigned line,
                            const char *section,
                            unsigned section_line,
                            const char *lvalue,
                            int ltype,
                            const char *rvalue,
                            void *data,
                            void *userdata);

int config_parse_flow_label(const char *unit,
                            const char *filename,
                            unsigned line,
                            const char *section,
                            unsigned section_line,
                            const char *lvalue,
                            int ltype,
                            const char *rvalue,
                            void *data,
                            void *userdata);