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74b2466e LP |
1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
2 | ||
3 | #pragma once | |
4 | ||
5 | /*** | |
6 | This file is part of systemd. | |
7 | ||
8 | Copyright 2014 Lennart Poettering | |
9 | ||
10 | systemd is free software; you can redistribute it and/or modify it | |
11 | under the terms of the GNU Lesser General Public License as published by | |
12 | the Free Software Foundation; either version 2.1 of the License, or | |
13 | (at your option) any later version. | |
14 | ||
15 | systemd is distributed in the hope that it will be useful, but | |
16 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
18 | Lesser General Public License for more details. | |
19 | ||
20 | You should have received a copy of the GNU Lesser General Public License | |
21 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
22 | ***/ | |
23 | ||
1716f6dc LP |
24 | #include <net/if.h> |
25 | ||
74b2466e LP |
26 | #include "in-addr-util.h" |
27 | #include "ratelimit.h" | |
af49ca27 | 28 | #include "resolve-util.h" |
74b2466e LP |
29 | |
30 | typedef struct Link Link; | |
31 | typedef struct LinkAddress LinkAddress; | |
32 | ||
623a4c97 | 33 | #include "resolved-dns-rr.h" |
a51c1048 LP |
34 | #include "resolved-dns-search-domain.h" |
35 | #include "resolved-dns-server.h" | |
39d8db04 | 36 | #include "resolved-manager.h" |
74b2466e | 37 | |
eed857b7 LP |
38 | #define LINK_SEARCH_DOMAINS_MAX 32 |
39 | #define LINK_DNS_SERVERS_MAX 32 | |
40 | ||
74b2466e LP |
41 | struct LinkAddress { |
42 | Link *link; | |
43 | ||
0dd25fb9 | 44 | int family; |
74b2466e LP |
45 | union in_addr_union in_addr; |
46 | ||
47 | unsigned char flags, scope; | |
48 | ||
623a4c97 LP |
49 | DnsResourceRecord *llmnr_address_rr; |
50 | DnsResourceRecord *llmnr_ptr_rr; | |
51 | ||
74b2466e LP |
52 | LIST_FIELDS(LinkAddress, addresses); |
53 | }; | |
54 | ||
55 | struct Link { | |
56 | Manager *manager; | |
57 | ||
58 | int ifindex; | |
59 | unsigned flags; | |
60 | ||
61 | LIST_HEAD(LinkAddress, addresses); | |
62 | ||
6073b6f2 | 63 | LIST_HEAD(DnsServer, dns_servers); |
74b2466e | 64 | DnsServer *current_dns_server; |
eed857b7 | 65 | unsigned n_dns_servers; |
74b2466e | 66 | |
a51c1048 | 67 | LIST_HEAD(DnsSearchDomain, search_domains); |
eed857b7 | 68 | unsigned n_search_domains; |
a51c1048 | 69 | |
af49ca27 LP |
70 | ResolveSupport llmnr_support; |
71 | ResolveSupport mdns_support; | |
19b50b5b | 72 | |
74b2466e | 73 | DnsScope *unicast_scope; |
1716f6dc LP |
74 | DnsScope *llmnr_ipv4_scope; |
75 | DnsScope *llmnr_ipv6_scope; | |
b4f1862d DM |
76 | DnsScope *mdns_ipv4_scope; |
77 | DnsScope *mdns_ipv6_scope; | |
74b2466e | 78 | |
1716f6dc | 79 | char name[IF_NAMESIZE]; |
e1c95994 | 80 | uint32_t mtu; |
74b2466e LP |
81 | }; |
82 | ||
83 | int link_new(Manager *m, Link **ret, int ifindex); | |
84 | Link *link_free(Link *l); | |
1c4baffc | 85 | int link_update_rtnl(Link *l, sd_netlink_message *m); |
74b2466e | 86 | int link_update_monitor(Link *l); |
0dd25fb9 | 87 | bool link_relevant(Link *l, int family); |
623a4c97 | 88 | LinkAddress* link_find_address(Link *l, int family, const union in_addr_union *in_addr); |
ec2c5e43 | 89 | void link_add_rrs(Link *l, bool force_remove); |
2c27fbca LP |
90 | |
91 | DnsServer* link_set_dns_server(Link *l, DnsServer *s); | |
74b2466e LP |
92 | DnsServer* link_get_dns_server(Link *l); |
93 | void link_next_dns_server(Link *l); | |
94 | ||
623a4c97 | 95 | int link_address_new(Link *l, LinkAddress **ret, int family, const union in_addr_union *in_addr); |
74b2466e | 96 | LinkAddress *link_address_free(LinkAddress *a); |
1c4baffc | 97 | int link_address_update_rtnl(LinkAddress *a, sd_netlink_message *m); |
74b2466e | 98 | bool link_address_relevant(LinkAddress *l); |
ec2c5e43 | 99 | void link_address_add_rrs(LinkAddress *a, bool force_remove); |
74b2466e LP |
100 | |
101 | DEFINE_TRIVIAL_CLEANUP_FUNC(Link*, link_free); |