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/* SPDX-License-Identifier: LGPL-2.1-or-later
* Copyright © 2019 VMware, Inc.
*/
#pragma once
#include <inttypes.h>
#include "sd-netlink.h"
#include "conf-parser.h"
#include "hashmap.h"
#include "in-addr-util.h"
#include "networkd-util.h"
typedef struct Link Link;
typedef struct Manager Manager;
typedef struct Network Network;
typedef struct NextHop {
Network *network;
Manager *manager;
ConfigSection *section;
NetworkConfigSource source;
NetworkConfigState state;
unsigned n_ref;
/* struct nhmsg */
int family;
uint8_t protocol;
uint32_t flags;
/* attributes */
uint32_t id; /* NHA_ID */
Hashmap *group; /* NHA_GROUP */
bool blackhole; /* NHA_BLACKHOLE */
int ifindex; /* NHA_OIF */
struct in_addr_data gw; /* NHA_GATEWAY, gw.family is only used by conf parser. */
/* Only used in conf parser and nexthop_section_verify(). */
int onlink;
/* For managing routes and nexthops that depend on this nexthop. */
Set *nexthops;
Set *routes;
} NextHop;
NextHop* nexthop_ref(NextHop *nexthop);
NextHop* nexthop_unref(NextHop *nexthop);
int nexthop_remove(NextHop *nexthop, Manager *manager);
int network_drop_invalid_nexthops(Network *network);
int link_drop_nexthops(Link *link, bool only_static);
static inline int link_drop_unmanaged_nexthops(Link *link) {
return link_drop_nexthops(link, /* only_static = */ false);
}
static inline int link_drop_static_nexthops(Link *link) {
return link_drop_nexthops(link, /* only_static = */ true);
}
void link_forget_nexthops(Link *link);
int link_request_static_nexthops(Link *link, bool only_ipv4);
int nexthop_get_by_id(Manager *manager, uint32_t id, NextHop **ret);
int nexthop_is_ready(Manager *manager, uint32_t id, NextHop **ret);
int manager_rtnl_process_nexthop(sd_netlink *rtnl, sd_netlink_message *message, Manager *m);
int manager_build_nexthop_ids(Manager *manager);
DEFINE_NETWORK_CONFIG_STATE_FUNCTIONS(NextHop, nexthop);
typedef enum NextHopConfParserType {
NEXTHOP_ID,
NEXTHOP_GATEWAY,
NEXTHOP_FAMILY,
NEXTHOP_ONLINK,
NEXTHOP_BLACKHOLE,
NEXTHOP_GROUP,
_NEXTHOP_CONF_PARSER_MAX,
_NEXTHOP_CONF_PARSER_INVALID = -EINVAL,
} NextHopConfParserType;
CONFIG_PARSER_PROTOTYPE(config_parse_nexthop_section);
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