| /* SPDX-License-Identifier: LGPL-2.1-or-later */ |
| #pragma once |
| |
| #include <endian.h> |
| #include <linux/nl80211.h> |
| |
| #include "sd-bus.h" |
| #include "sd-device.h" |
| #include "sd-dhcp-client.h" |
| #include "sd-dhcp-server.h" |
| #include "sd-dhcp6-client.h" |
| #include "sd-ipv4acd.h" |
| #include "sd-ipv4ll.h" |
| #include "sd-lldp-rx.h" |
| #include "sd-lldp-tx.h" |
| #include "sd-ndisc.h" |
| #include "sd-radv.h" |
| #include "sd-netlink.h" |
| |
| #include "ether-addr-util.h" |
| #include "log-link.h" |
| #include "netif-util.h" |
| #include "network-util.h" |
| #include "networkd-ipv6ll.h" |
| #include "networkd-util.h" |
| #include "ordered-set.h" |
| #include "resolve-util.h" |
| #include "set.h" |
| |
| typedef enum LinkState { |
| LINK_STATE_PENDING, /* udev has not initialized the link */ |
| LINK_STATE_INITIALIZED, /* udev has initialized the link */ |
| LINK_STATE_CONFIGURING, /* configuring addresses, routes, etc. */ |
| LINK_STATE_CONFIGURED, /* everything is configured */ |
| LINK_STATE_UNMANAGED, /* Unmanaged=yes is set */ |
| LINK_STATE_FAILED, /* at least one configuration process failed */ |
| LINK_STATE_LINGER, /* RTM_DELLINK for the link has been received */ |
| _LINK_STATE_MAX, |
| _LINK_STATE_INVALID = -EINVAL, |
| } LinkState; |
| |
| typedef struct Manager Manager; |
| typedef struct Network Network; |
| typedef struct NetDev NetDev; |
| typedef struct DUID DUID; |
| |
| typedef struct Link { |
| Manager *manager; |
| |
| unsigned n_ref; |
| |
| int ifindex; |
| int master_ifindex; |
| int dsa_master_ifindex; |
| int sr_iov_phys_port_ifindex; |
| Set *sr_iov_virt_port_ifindices; |
| |
| char *ifname; |
| char **alternative_names; |
| char *kind; |
| unsigned short iftype; |
| char *state_file; |
| struct hw_addr_data hw_addr; |
| struct hw_addr_data bcast_addr; |
| struct hw_addr_data permanent_hw_addr; |
| struct hw_addr_data requested_hw_addr; |
| struct in6_addr ipv6ll_address; |
| uint32_t mtu; |
| uint32_t min_mtu; |
| uint32_t max_mtu; |
| uint32_t original_mtu; |
| sd_device *dev; |
| char *driver; |
| |
| /* to prevent multiple ethtool calls */ |
| bool ethtool_driver_read; |
| bool ethtool_permanent_hw_addr_read; |
| |
| /* link-local addressing */ |
| IPv6LinkLocalAddressGenMode ipv6ll_address_gen_mode; |
| |
| /* wlan */ |
| enum nl80211_iftype wlan_iftype; |
| char *ssid; |
| char *previous_ssid; |
| struct ether_addr bssid; |
| |
| unsigned flags; |
| uint8_t kernel_operstate; |
| |
| sd_event_source *carrier_lost_timer; |
| |
| Network *network; |
| NetDev *netdev; |
| |
| LinkState state; |
| LinkOperationalState operstate; |
| LinkCarrierState carrier_state; |
| LinkAddressState address_state; |
| LinkAddressState ipv4_address_state; |
| LinkAddressState ipv6_address_state; |
| LinkOnlineState online_state; |
| |
| unsigned static_address_messages; |
| unsigned static_address_label_messages; |
| unsigned static_bridge_fdb_messages; |
| unsigned static_bridge_mdb_messages; |
| unsigned static_ipv6_proxy_ndp_messages; |
| unsigned static_neighbor_messages; |
| unsigned static_nexthop_messages; |
| unsigned static_route_messages; |
| unsigned static_routing_policy_rule_messages; |
| unsigned tc_messages; |
| unsigned sr_iov_messages; |
| unsigned set_link_messages; |
| unsigned set_flags_messages; |
| unsigned create_stacked_netdev_messages; |
| |
| Set *addresses; |
| Set *neighbors; |
| Set *routes; |
| Set *nexthops; |
| Set *qdiscs; |
| Set *tclasses; |
| |
| sd_dhcp_client *dhcp_client; |
| sd_dhcp_lease *dhcp_lease; |
| char *lease_file; |
| unsigned dhcp4_messages; |
| bool dhcp4_configured:1; |
| char *dhcp4_6rd_tunnel_name; |
| |
| sd_ipv4ll *ipv4ll; |
| bool ipv4ll_address_configured:1; |
| |
| bool static_addresses_configured:1; |
| bool static_address_labels_configured:1; |
| bool static_bridge_fdb_configured:1; |
| bool static_bridge_mdb_configured:1; |
| bool static_ipv6_proxy_ndp_configured:1; |
| bool static_neighbors_configured:1; |
| bool static_nexthops_configured:1; |
| bool static_routes_configured:1; |
| bool static_routing_policy_rules_configured:1; |
| bool tc_configured:1; |
| bool sr_iov_configured:1; |
| bool activated:1; |
| bool master_set:1; |
| bool stacked_netdevs_created:1; |
| |
| sd_dhcp_server *dhcp_server; |
| |
| sd_ndisc *ndisc; |
| sd_event_source *ndisc_expire; |
| Set *ndisc_rdnss; |
| Set *ndisc_dnssl; |
| unsigned ndisc_messages; |
| bool ndisc_configured:1; |
| |
| sd_radv *radv; |
| |
| sd_dhcp6_client *dhcp6_client; |
| sd_dhcp6_lease *dhcp6_lease; |
| unsigned dhcp6_messages; |
| bool dhcp6_configured; |
| |
| Set *dhcp_pd_prefixes; |
| unsigned dhcp_pd_messages; |
| bool dhcp_pd_configured; |
| |
| /* This is about LLDP reception */ |
| sd_lldp_rx *lldp_rx; |
| char *lldp_file; |
| |
| /* This is about LLDP transmission */ |
| sd_lldp_tx *lldp_tx; |
| |
| Hashmap *bound_by_links; |
| Hashmap *bound_to_links; |
| Set *slaves; |
| |
| /* For speed meter */ |
| struct rtnl_link_stats64 stats_old, stats_new; |
| bool stats_updated; |
| |
| /* All kinds of DNS configuration the user configured via D-Bus */ |
| struct in_addr_full **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; |
| |
| /* Similar, but NTP server configuration */ |
| char **ntp; |
| } Link; |
| |
| typedef int (*link_netlink_message_handler_t)(sd_netlink*, sd_netlink_message*, Link*); |
| |
| bool link_is_ready_to_configure(Link *link, bool allow_unmanaged); |
| |
| void link_ntp_settings_clear(Link *link); |
| void link_dns_settings_clear(Link *link); |
| Link *link_unref(Link *link); |
| Link *link_ref(Link *link); |
| DEFINE_TRIVIAL_CLEANUP_FUNC(Link*, link_unref); |
| DEFINE_TRIVIAL_DESTRUCTOR(link_netlink_destroy_callback, Link, link_unref); |
| |
| int link_get_by_index(Manager *m, int ifindex, Link **ret); |
| int link_get_by_name(Manager *m, const char *ifname, Link **ret); |
| int link_get_by_hw_addr(Manager *m, const struct hw_addr_data *hw_addr, Link **ret); |
| int link_get_master(Link *link, Link **ret); |
| |
| int link_getlink_handler_internal(sd_netlink *rtnl, sd_netlink_message *m, Link *link, const char *error_msg); |
| int link_call_getlink(Link *link, link_netlink_message_handler_t callback); |
| int link_handle_bound_to_list(Link *link); |
| |
| void link_enter_failed(Link *link); |
| void link_set_state(Link *link, LinkState state); |
| void link_check_ready(Link *link); |
| |
| void link_update_operstate(Link *link, bool also_update_bond_master); |
| |
| static inline bool link_has_carrier(Link *link) { |
| assert(link); |
| return netif_has_carrier(link->kernel_operstate, link->flags); |
| } |
| |
| bool link_ipv6_enabled(Link *link); |
| int link_ipv6ll_gained(Link *link); |
| |
| int link_stop_engines(Link *link, bool may_keep_dhcp); |
| |
| const char* link_state_to_string(LinkState s) _const_; |
| LinkState link_state_from_string(const char *s) _pure_; |
| |
| int link_reconfigure_impl(Link *link, bool force); |
| int link_reconfigure(Link *link, bool force); |
| |
| int manager_udev_process_link(Manager *m, sd_device *device, sd_device_action_t action); |
| int manager_rtnl_process_link(sd_netlink *rtnl, sd_netlink_message *message, Manager *m); |
| |
| int link_flags_to_string_alloc(uint32_t flags, char **ret); |
| const char *kernel_operstate_to_string(int t) _const_; |