1 /* SPDX-License-Identifier: LGPL-2.1-or-later */
6 #include "sd-netlink.h"
8 #include "in-addr-util.h"
9 #include "network-util.h"
10 #include "ratelimit.h"
11 #include "resolve-util.h"
13 typedef struct Link Link
;
14 typedef struct LinkAddress LinkAddress
;
16 #include "resolved-dns-rr.h"
17 #include "resolved-dns-scope.h"
18 #include "resolved-dns-search-domain.h"
19 #include "resolved-dns-server.h"
21 #define LINK_SEARCH_DOMAINS_MAX 256
22 #define LINK_DNS_SERVERS_MAX 256
28 union in_addr_union in_addr
;
29 unsigned char prefixlen
;
31 unsigned char flags
, scope
;
33 DnsResourceRecord
*llmnr_address_rr
;
34 DnsResourceRecord
*llmnr_ptr_rr
;
35 DnsResourceRecord
*mdns_address_rr
;
36 DnsResourceRecord
*mdns_ptr_rr
;
38 LIST_FIELDS(LinkAddress
, addresses
);
47 LIST_HEAD(LinkAddress
, addresses
);
50 LIST_HEAD(DnsServer
, dns_servers
);
51 DnsServer
*current_dns_server
;
52 unsigned n_dns_servers
;
54 LIST_HEAD(DnsSearchDomain
, search_domains
);
55 unsigned n_search_domains
;
59 ResolveSupport llmnr_support
;
60 ResolveSupport mdns_support
;
61 DnsOverTlsMode dns_over_tls_mode
;
62 DnssecMode dnssec_mode
;
63 Set
*dnssec_negative_trust_anchors
;
65 DnsScope
*unicast_scope
;
66 DnsScope
*llmnr_ipv4_scope
;
67 DnsScope
*llmnr_ipv6_scope
;
68 DnsScope
*mdns_ipv4_scope
;
69 DnsScope
*mdns_ipv6_scope
;
71 struct stat networkd_state_file_stat
;
72 LinkOperationalState networkd_operstate
;
82 bool unicast_relevant
;
85 int link_new(Manager
*m
, Link
**ret
, int ifindex
);
86 Link
*link_free(Link
*l
);
87 int link_process_rtnl(Link
*l
, sd_netlink_message
*m
);
88 int link_update(Link
*l
);
89 bool link_relevant(Link
*l
, int family
, bool local_multicast
);
90 LinkAddress
* link_find_address(Link
*l
, int family
, const union in_addr_union
*in_addr
);
91 void link_add_rrs(Link
*l
, bool force_remove
);
93 void link_flush_settings(Link
*l
);
94 void link_set_dnssec_mode(Link
*l
, DnssecMode mode
);
95 void link_set_dns_over_tls_mode(Link
*l
, DnsOverTlsMode mode
);
96 void link_allocate_scopes(Link
*l
);
98 DnsServer
* link_set_dns_server(Link
*l
, DnsServer
*s
);
99 DnsServer
* link_get_dns_server(Link
*l
);
100 void link_next_dns_server(Link
*l
, DnsServer
*if_current
);
102 DnssecMode
link_get_dnssec_mode(Link
*l
);
103 bool link_dnssec_supported(Link
*l
);
105 DnsOverTlsMode
link_get_dns_over_tls_mode(Link
*l
);
107 int link_save_user(Link
*l
);
108 int link_load_user(Link
*l
);
109 void link_remove_user(Link
*l
);
111 int link_address_new(Link
*l
, LinkAddress
**ret
, int family
, const union in_addr_union
*in_addr
);
112 LinkAddress
*link_address_free(LinkAddress
*a
);
113 int link_address_update_rtnl(LinkAddress
*a
, sd_netlink_message
*m
);
114 bool link_address_relevant(LinkAddress
*l
, bool local_multicast
);
115 void link_address_add_rrs(LinkAddress
*a
, bool force_remove
);
117 bool link_negative_trust_anchor_lookup(Link
*l
, const char *name
);
119 DEFINE_TRIVIAL_CLEANUP_FUNC(Link
*, link_free
);