1 /* SPDX-License-Identifier: LGPL-2.1-or-later
2  * Copyright © 2019 VMware, Inc.
3  */
4 
5 #pragma once
6 
7 #include <inttypes.h>
8 
9 #include "sd-netlink.h"
10 
11 #include "conf-parser.h"
12 #include "hashmap.h"
13 #include "in-addr-util.h"
14 #include "networkd-util.h"
15 
16 typedef struct Link Link;
17 typedef struct Manager Manager;
18 typedef struct Network Network;
19 
20 typedef struct NextHop {
21         Network *network;
22         Manager *manager;
23         Link *link;
24         ConfigSection *section;
25         NetworkConfigSource source;
26         NetworkConfigState state;
27 
28         uint8_t protocol;
29 
30         uint32_t id;
31         bool blackhole;
32         int family;
33         union in_addr_union gw;
34         uint8_t flags;
35         int onlink; /* Only used in conf parser and nexthop_section_verify(). */
36         Hashmap *group;
37 } NextHop;
38 
39 NextHop *nexthop_free(NextHop *nexthop);
40 
41 void network_drop_invalid_nexthops(Network *network);
42 
43 int link_drop_managed_nexthops(Link *link);
44 int link_drop_foreign_nexthops(Link *link);
45 void link_foreignize_nexthops(Link *link);
46 
47 int link_request_static_nexthops(Link *link, bool only_ipv4);
48 
49 int manager_get_nexthop_by_id(Manager *manager, uint32_t id, NextHop **ret);
50 int manager_rtnl_process_nexthop(sd_netlink *rtnl, sd_netlink_message *message, Manager *m);
51 
52 DEFINE_NETWORK_CONFIG_STATE_FUNCTIONS(NextHop, nexthop);
53 
54 CONFIG_PARSER_PROTOTYPE(config_parse_nexthop_id);
55 CONFIG_PARSER_PROTOTYPE(config_parse_nexthop_gateway);
56 CONFIG_PARSER_PROTOTYPE(config_parse_nexthop_family);
57 CONFIG_PARSER_PROTOTYPE(config_parse_nexthop_onlink);
58 CONFIG_PARSER_PROTOTYPE(config_parse_nexthop_blackhole);
59 CONFIG_PARSER_PROTOTYPE(config_parse_nexthop_group);
60