/* SPDX-License-Identifier: LGPL-2.1+ */ #pragma once #include #include "sd-bus.h" #include "sd-device.h" #include "condition.h" #include "conf-parser.h" #include "hashmap.h" #include "netdev/bridge.h" #include "netdev/netdev.h" #include "networkd-address-label.h" #include "networkd-address.h" #include "networkd-brvlan.h" #include "networkd-dhcp-common.h" #include "networkd-dhcp4.h" #include "networkd-fdb.h" #include "networkd-ipv6-proxy-ndp.h" #include "networkd-lldp-rx.h" #include "networkd-lldp-tx.h" #include "networkd-neighbor.h" #include "networkd-nexthop.h" #include "networkd-radv.h" #include "networkd-route.h" #include "networkd-routing-policy-rule.h" #include "networkd-util.h" #include "ordered-set.h" #include "resolve-util.h" typedef enum IPv6PrivacyExtensions { /* The values map to the kernel's /proc/sys/net/ipv6/conf/xxx/use_tempaddr values */ IPV6_PRIVACY_EXTENSIONS_NO, IPV6_PRIVACY_EXTENSIONS_PREFER_PUBLIC, IPV6_PRIVACY_EXTENSIONS_YES, /* aka prefer-temporary */ _IPV6_PRIVACY_EXTENSIONS_MAX, _IPV6_PRIVACY_EXTENSIONS_INVALID = -1, } IPv6PrivacyExtensions; typedef enum KeepConfiguration { KEEP_CONFIGURATION_NO = 0, KEEP_CONFIGURATION_DHCP_ON_START = 1 << 0, KEEP_CONFIGURATION_DHCP_ON_STOP = 1 << 1, KEEP_CONFIGURATION_DHCP = KEEP_CONFIGURATION_DHCP_ON_START | KEEP_CONFIGURATION_DHCP_ON_STOP, KEEP_CONFIGURATION_STATIC = 1 << 2, KEEP_CONFIGURATION_YES = KEEP_CONFIGURATION_DHCP | KEEP_CONFIGURATION_STATIC, _KEEP_CONFIGURATION_MAX, _KEEP_CONFIGURATION_INVALID = -1, } KeepConfiguration; typedef struct Manager Manager; struct Network { Manager *manager; char *filename; char *name; usec_t timestamp; unsigned n_ref; Set *match_mac; char **match_path; char **match_driver; char **match_type; char **match_name; char **match_property; char **match_wlan_iftype; char **match_ssid; Set *match_bssid; LIST_HEAD(Condition, conditions); char *description; NetDev *bridge; NetDev *bond; NetDev *vrf; NetDev *xfrm; Hashmap *stacked_netdevs; char *bridge_name; char *bond_name; char *vrf_name; Hashmap *stacked_netdev_names; /* DHCP Client Support */ AddressFamily dhcp; DHCPClientIdentifier dhcp_client_identifier; char *dhcp_vendor_class_identifier; char **dhcp_user_class; char *dhcp_hostname; uint64_t dhcp_max_attempts; unsigned dhcp_route_metric; uint32_t dhcp_route_table; uint16_t dhcp_client_port; int dhcp_critical; int ip_service_type; bool dhcp_anonymize; bool dhcp_send_hostname; bool dhcp_broadcast; bool dhcp_use_dns; bool dhcp_routes_to_dns; bool dhcp_use_ntp; bool dhcp_use_sip; bool dhcp_use_mtu; bool dhcp_use_routes; bool dhcp_use_timezone; bool rapid_commit; bool dhcp_use_hostname; bool dhcp_route_table_set; bool dhcp_send_release; DHCPUseDomains dhcp_use_domains; Set *dhcp_black_listed_ip; Set *dhcp_request_options; OrderedHashmap *dhcp_send_options; /* DHCPv6 Client support*/ bool dhcp6_use_dns; bool dhcp6_use_ntp; uint8_t dhcp6_pd_length; struct in6_addr dhcp6_pd_address; /* DHCP Server Support */ bool dhcp_server; bool dhcp_server_emit_dns; struct in_addr *dhcp_server_dns; unsigned n_dhcp_server_dns; bool dhcp_server_emit_ntp; struct in_addr *dhcp_server_ntp; unsigned n_dhcp_server_ntp; bool dhcp_server_emit_sip; struct in_addr *dhcp_server_sip; unsigned n_dhcp_server_sip; bool dhcp_server_emit_router; bool dhcp_server_emit_timezone; char *dhcp_server_timezone; usec_t dhcp_server_default_lease_time_usec, dhcp_server_max_lease_time_usec; uint32_t dhcp_server_pool_offset; uint32_t dhcp_server_pool_size; /* IPV4LL Support */ AddressFamily link_local; bool ipv4ll_route; bool default_route_on_device; /* IPv6 prefix delegation support */ RADVPrefixDelegation router_prefix_delegation; usec_t router_lifetime_usec; uint8_t router_preference; bool router_managed; bool router_other_information; bool router_emit_dns; bool router_emit_domains; usec_t router_dns_lifetime_usec; struct in6_addr *router_dns; unsigned n_router_dns; OrderedSet *router_search_domains; bool dhcp6_force_pd_other_information; /* Start DHCPv6 PD also when 'O' RA flag is set, see RFC 7084, WPD-4 */ /* Bridge Support */ int use_bpdu; int hairpin; int fast_leave; int allow_port_to_be_root; int unicast_flood; int multicast_flood; int multicast_to_unicast; int neighbor_suppression; int learning; int bridge_proxy_arp; int bridge_proxy_arp_wifi; uint32_t cost; uint16_t priority; MulticastRouter multicast_router; bool use_br_vlan; uint16_t pvid; uint32_t br_vid_bitmap[BRIDGE_VLAN_BITMAP_LEN]; uint32_t br_untagged_bitmap[BRIDGE_VLAN_BITMAP_LEN]; /* CAN support */ size_t can_bitrate; unsigned can_sample_point; usec_t can_restart_us; int can_triple_sampling; AddressFamily ip_forward; bool ip_masquerade; int ipv6_accept_ra; int ipv6_dad_transmits; int ipv6_hop_limit; int ipv6_proxy_ndp; int proxy_arp; uint32_t ipv6_mtu; bool ipv6_accept_ra_use_dns; bool ipv6_accept_ra_use_autonomous_prefix; bool ipv6_accept_ra_use_onlink_prefix; bool active_slave; bool primary_slave; DHCPUseDomains ipv6_accept_ra_use_domains; uint32_t ipv6_accept_ra_route_table; bool ipv6_accept_ra_route_table_set; Set *ndisc_black_listed_prefix; union in_addr_union ipv6_token; IPv6PrivacyExtensions ipv6_privacy_extensions; struct ether_addr *mac; uint32_t mtu; int arp; int multicast; int allmulticast; bool unmanaged; bool configure_without_carrier; bool ignore_carrier_loss; KeepConfiguration keep_configuration; uint32_t iaid; DUID duid; bool iaid_set; bool required_for_online; /* Is this network required to be considered online? */ LinkOperationalState required_operstate_for_online; LLDPMode lldp_mode; /* LLDP reception */ LLDPEmit lldp_emit; /* LLDP transmission */ LIST_HEAD(Address, static_addresses); LIST_HEAD(Route, static_routes); LIST_HEAD(NextHop, static_nexthops); LIST_HEAD(FdbEntry, static_fdb_entries); LIST_HEAD(IPv6ProxyNDPAddress, ipv6_proxy_ndp_addresses); LIST_HEAD(Neighbor, neighbors); LIST_HEAD(AddressLabel, address_labels); LIST_HEAD(Prefix, static_prefixes); LIST_HEAD(Prefix, static_route_prefixes); LIST_HEAD(RoutingPolicyRule, rules); unsigned n_static_addresses; unsigned n_static_routes; unsigned n_static_nexthops; unsigned n_static_fdb_entries; unsigned n_ipv6_proxy_ndp_addresses; unsigned n_neighbors; unsigned n_address_labels; unsigned n_static_prefixes; unsigned n_static_route_prefixes; unsigned n_rules; Hashmap *addresses_by_section; Hashmap *routes_by_section; Hashmap *nexthops_by_section; Hashmap *fdb_entries_by_section; Hashmap *neighbors_by_section; Hashmap *address_labels_by_section; Hashmap *prefixes_by_section; Hashmap *route_prefixes_by_section; Hashmap *rules_by_section; /* All kinds of DNS configuration */ struct in_addr_data *dns; unsigned n_dns; OrderedSet *search_domains, *route_domains; int dns_default_route; ResolveSupport llmnr; ResolveSupport mdns; DnssecMode dnssec_mode; DnsOverTlsMode dns_over_tls_mode; Set *dnssec_negative_trust_anchors; char **ntp; char **sip; char **bind_carrier; }; Network *network_ref(Network *network); Network *network_unref(Network *network); DEFINE_TRIVIAL_CLEANUP_FUNC(Network*, network_unref); int network_load(Manager *manager, OrderedHashmap **networks); int network_reload(Manager *manager); int network_load_one(Manager *manager, OrderedHashmap **networks, const char *filename); int network_verify(Network *network); int network_get_by_name(Manager *manager, const char *name, Network **ret); int network_get(Manager *manager, sd_device *device, const char *ifname, const struct ether_addr *mac, enum nl80211_iftype wlan_iftype, const char *ssid, const struct ether_addr *bssid, Network **ret); int network_apply(Network *network, Link *link); void network_apply_anonymize_if_set(Network *network); bool network_has_static_ipv6_configurations(Network *network); CONFIG_PARSER_PROTOTYPE(config_parse_stacked_netdev); CONFIG_PARSER_PROTOTYPE(config_parse_tunnel); CONFIG_PARSER_PROTOTYPE(config_parse_ipv6token); CONFIG_PARSER_PROTOTYPE(config_parse_ipv6_privacy_extensions); CONFIG_PARSER_PROTOTYPE(config_parse_domains); CONFIG_PARSER_PROTOTYPE(config_parse_dns); CONFIG_PARSER_PROTOTYPE(config_parse_hostname); CONFIG_PARSER_PROTOTYPE(config_parse_timezone); CONFIG_PARSER_PROTOTYPE(config_parse_dnssec_negative_trust_anchors); CONFIG_PARSER_PROTOTYPE(config_parse_ntp); CONFIG_PARSER_PROTOTYPE(config_parse_required_for_online); CONFIG_PARSER_PROTOTYPE(config_parse_keep_configuration); const struct ConfigPerfItem* network_network_gperf_lookup(const char *key, GPERF_LEN_TYPE length); const char* ipv6_privacy_extensions_to_string(IPv6PrivacyExtensions i) _const_; IPv6PrivacyExtensions ipv6_privacy_extensions_from_string(const char *s) _pure_; const char* keep_configuration_to_string(KeepConfiguration i) _const_; KeepConfiguration keep_configuration_from_string(const char *s) _pure_;