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/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* Copyright (c) 2022 Alexander V. Chernikov <melifaro@FreeBSD.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
/*
* This file contains definitions shared among NETLINK_ROUTE family
*/
#ifndef _NETLINK_ROUTE_ROUTE_VAR_H_
#define _NETLINK_ROUTE_ROUTE_VAR_H_
#include <sys/priv.h> /* values for priv_check */
struct nlmsghdr;
struct nlpcb;
struct nl_pstate;
typedef int rtnl_msg_cb_f(struct nlmsghdr *hdr, struct nlpcb *nlp,
struct nl_pstate *npt);
struct rtnl_cmd_handler {
int cmd;
const char *name;
rtnl_msg_cb_f *cb;
int priv;
int flags;
};
#define RTNL_F_NOEPOCH 0x01
bool rtnl_register_messages(const struct rtnl_cmd_handler *handlers, int count);
/* route.c */
struct rib_cmd_info;
void rtnl_handle_route_event(uint32_t fibnum, const struct rib_cmd_info *rc);
void rtnl_routes_init(void);
/* neigh.c */
void rtnl_neighs_init(void);
void rtnl_neighs_destroy(void);
/* iface.c */
struct nl_parsed_link {
char *ifla_group;
char *ifla_ifname;
char *ifla_cloner;
char *ifla_ifalias;
struct nlattr *ifla_idata;
unsigned short ifi_type;
int ifi_index;
uint32_t ifla_mtu;
uint32_t ifi_flags;
uint32_t ifi_change;
};
typedef int rtnl_iface_create_f(struct nl_parsed_link *lattrs,
const struct nlattr_bmask *bm, struct nlpcb *nlp, struct nl_pstate *npt);
typedef int rtnl_iface_modify_f(struct ifnet *ifp, struct nl_parsed_link *lattrs,
const struct nlattr_bmask *bm, struct nlpcb *nlp, struct nl_pstate *npt);
typedef int rtnl_iface_dump_f(struct ifnet *ifp, struct nl_writer *nw);
struct nl_cloner {
const char *name;
rtnl_iface_create_f *create_f;
rtnl_iface_modify_f *modify_f;
rtnl_iface_dump_f *dump_f;
SLIST_ENTRY(nl_cloner) next;
};
extern struct nl_cloner generic_cloner;
void rtnl_ifaces_init(void);
void rtnl_ifaces_destroy(void);
void rtnl_iface_add_cloner(struct nl_cloner *cloner);
void rtnl_iface_del_cloner(struct nl_cloner *cloner);
void rtnl_handle_ifnet_event(struct ifnet *ifp, int if_change_mask);
/* iface_drivers.c */
void rtnl_iface_drivers_register(void);
/* nexthop.c */
void rtnl_nexthops_init(void);
struct nhop_object *nl_find_nhop(uint32_t fibnum, int family,
uint32_t uidx, int nh_flags, int *perror);
#endif
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