/* SPDX-License-Identifier: LGPL-2.1-or-later */ #pragma once #include "sd-netlink.h" #include "in-addr-util.h" #include "ratelimit.h" #include "resolve-util.h" typedef struct Link Link; typedef struct LinkAddress LinkAddress; #include "resolved-dns-rr.h" #include "resolved-dns-scope.h" #include "resolved-dns-search-domain.h" #include "resolved-dns-server.h" #define LINK_SEARCH_DOMAINS_MAX 256 #define LINK_DNS_SERVERS_MAX 256 struct LinkAddress { Link *link; int family; union in_addr_union in_addr; unsigned char prefixlen; unsigned char flags, scope; DnsResourceRecord *llmnr_address_rr; DnsResourceRecord *llmnr_ptr_rr; DnsResourceRecord *mdns_address_rr; DnsResourceRecord *mdns_ptr_rr; LIST_FIELDS(LinkAddress, addresses); }; struct Link { Manager *manager; int ifindex; unsigned flags; LIST_HEAD(LinkAddress, addresses); unsigned n_addresses; LIST_HEAD(DnsServer, dns_servers); DnsServer *current_dns_server; unsigned n_dns_servers; LIST_HEAD(DnsSearchDomain, search_domains); unsigned n_search_domains; int default_route; ResolveSupport llmnr_support; ResolveSupport mdns_support; DnsOverTlsMode dns_over_tls_mode; DnssecMode dnssec_mode; Set *dnssec_negative_trust_anchors; DnsScope *unicast_scope; DnsScope *llmnr_ipv4_scope; DnsScope *llmnr_ipv6_scope; DnsScope *mdns_ipv4_scope; DnsScope *mdns_ipv6_scope; bool is_managed; char *ifname; uint32_t mtu; uint8_t operstate; bool loaded; char *state_file; bool unicast_relevant; }; int link_new(Manager *m, Link **ret, int ifindex); Link *link_free(Link *l); int link_process_rtnl(Link *l, sd_netlink_message *m); int link_update(Link *l); bool link_relevant(Link *l, int family, bool local_multicast); LinkAddress* link_find_address(Link *l, int family, const union in_addr_union *in_addr); void link_add_rrs(Link *l, bool force_remove); void link_flush_settings(Link *l); void link_set_dnssec_mode(Link *l, DnssecMode mode); void link_set_dns_over_tls_mode(Link *l, DnsOverTlsMode mode); void link_allocate_scopes(Link *l); DnsServer* link_set_dns_server(Link *l, DnsServer *s); DnsServer* link_get_dns_server(Link *l); void link_next_dns_server(Link *l, DnsServer *if_current); DnssecMode link_get_dnssec_mode(Link *l); bool link_dnssec_supported(Link *l); DnsOverTlsMode link_get_dns_over_tls_mode(Link *l); int link_save_user(Link *l); int link_load_user(Link *l); void link_remove_user(Link *l); int link_address_new(Link *l, LinkAddress **ret, int family, const union in_addr_union *in_addr); LinkAddress *link_address_free(LinkAddress *a); int link_address_update_rtnl(LinkAddress *a, sd_netlink_message *m); bool link_address_relevant(LinkAddress *l, bool local_multicast); void link_address_add_rrs(LinkAddress *a, bool force_remove); bool link_negative_trust_anchor_lookup(Link *l, const char *name); DEFINE_TRIVIAL_CLEANUP_FUNC(Link*, link_free);