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/* SPDX-License-Identifier: LGPL-2.1-only */
/*
* Copyright (c) 2003-2008 Thomas Graf <tgraf@suug.ch>
*/
#ifndef NETLINK_ROUTE_NEXTHOP_H_
#define NETLINK_ROUTE_NEXTHOP_H_
#include <netlink/netlink.h>
#include <netlink/addr.h>
#ifdef __cplusplus
extern "C" {
#endif
struct rtnl_nexthop;
enum {
NH_DUMP_FROM_ONELINE = -2,
NH_DUMP_FROM_DETAILS = -1,
NH_DUMP_FROM_ENV = 0,
/* > 0 reserved for nexthop index */
};
extern struct rtnl_nexthop * rtnl_route_nh_alloc(void);
extern struct rtnl_nexthop * rtnl_route_nh_clone(struct rtnl_nexthop *);
extern void rtnl_route_nh_free(struct rtnl_nexthop *);
extern int rtnl_route_nh_compare(struct rtnl_nexthop *,
struct rtnl_nexthop *,
uint32_t, int);
extern int rtnl_route_nh_identical(struct rtnl_nexthop *,
struct rtnl_nexthop *);
extern void rtnl_route_nh_dump(struct rtnl_nexthop *,
struct nl_dump_params *);
extern void rtnl_route_nh_set_weight(struct rtnl_nexthop *, uint8_t);
extern uint8_t rtnl_route_nh_get_weight(struct rtnl_nexthop *);
extern void rtnl_route_nh_set_ifindex(struct rtnl_nexthop *, int);
extern int rtnl_route_nh_get_ifindex(struct rtnl_nexthop *);
extern void rtnl_route_nh_set_gateway(struct rtnl_nexthop *,
struct nl_addr *);
extern struct nl_addr * rtnl_route_nh_get_gateway(struct rtnl_nexthop *);
extern void rtnl_route_nh_set_flags(struct rtnl_nexthop *,
unsigned int);
extern void rtnl_route_nh_unset_flags(struct rtnl_nexthop *,
unsigned int);
extern unsigned int rtnl_route_nh_get_flags(struct rtnl_nexthop *);
extern void rtnl_route_nh_set_realms(struct rtnl_nexthop *,
uint32_t);
extern uint32_t rtnl_route_nh_get_realms(struct rtnl_nexthop *);
extern int rtnl_route_nh_set_newdst(struct rtnl_nexthop *,
struct nl_addr *);
extern struct nl_addr * rtnl_route_nh_get_newdst(struct rtnl_nexthop *);
extern int rtnl_route_nh_set_via(struct rtnl_nexthop *,
struct nl_addr *);
extern struct nl_addr * rtnl_route_nh_get_via(struct rtnl_nexthop *);
extern char * rtnl_route_nh_flags2str(int, char *, size_t);
extern int rtnl_route_nh_str2flags(const char *);
/*
* nexthop encapsulations
*/
extern int rtnl_route_nh_encap_mpls(struct rtnl_nexthop *nh,
struct nl_addr *addr,
uint8_t ttl);
extern struct nl_addr * rtnl_route_nh_get_encap_mpls_dst(struct rtnl_nexthop *);
extern uint8_t rtnl_route_nh_get_encap_mpls_ttl(struct rtnl_nexthop *);
#ifdef __cplusplus
}
#endif
#endif
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