[systemd.git] / src / network / networkd-network.h

/* SPDX-License-Identifier: LGPL-2.1-or-later */
#pragma once

#include <linux/nl80211.h>

#include "sd-bus.h"
#include "sd-device.h"
#include "sd-lldp-tx.h"

#include "bridge.h"
#include "condition.h"
#include "conf-parser.h"
#include "hashmap.h"
#include "ipoib.h"
#include "net-condition.h"
#include "netdev.h"
#include "networkd-bridge-vlan.h"
#include "networkd-dhcp-common.h"
#include "networkd-dhcp4.h"
#include "networkd-dhcp6.h"
#include "networkd-ipv6ll.h"
#include "networkd-lldp-rx.h"
#include "networkd-ndisc.h"
#include "networkd-radv.h"
#include "networkd-sysctl.h"
#include "networkd-util.h"
#include "ordered-set.h"
#include "resolve-util.h"
#include "socket-netlink.h"

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 = -EINVAL,
} KeepConfiguration;

typedef enum ActivationPolicy {
        ACTIVATION_POLICY_UP,
        ACTIVATION_POLICY_ALWAYS_UP,
        ACTIVATION_POLICY_MANUAL,
        ACTIVATION_POLICY_ALWAYS_DOWN,
        ACTIVATION_POLICY_DOWN,
        ACTIVATION_POLICY_BOUND,
        _ACTIVATION_POLICY_MAX,
        _ACTIVATION_POLICY_INVALID = -EINVAL,
} ActivationPolicy;

typedef struct Manager Manager;

typedef struct NetworkDHCPServerEmitAddress {
        bool emit;
        struct in_addr *addresses;
        size_t n_addresses;
} NetworkDHCPServerEmitAddress;

struct Network {
        Manager *manager;

        unsigned n_ref;

        char *name;
        char *filename;
        Hashmap *stats_by_path;
        char *description;

        /* [Match] section */
        NetMatch match;
        LIST_HEAD(Condition, conditions);

        /* Master or stacked netdevs */
        bool keep_master;
        NetDev *batadv;
        NetDev *bridge;
        NetDev *bond;
        NetDev *vrf;
        NetDev *xfrm;
        Hashmap *stacked_netdevs;
        char *batadv_name;
        char *bridge_name;
        char *bond_name;
        char *vrf_name;
        Hashmap *stacked_netdev_names;

        /* [Link] section */
        struct hw_addr_data hw_addr;
        uint32_t mtu;
        int32_t group;
        int arp;
        int multicast;
        int allmulticast;
        int promiscuous;
        bool unmanaged;
        int required_for_online; /* Is this network required to be considered online? */
        LinkOperationalStateRange required_operstate_for_online;
        AddressFamily required_family_for_online;
        ActivationPolicy activation_policy;

        /* misc settings */
        bool configure_without_carrier;
        bool ignore_carrier_loss_set;
        usec_t ignore_carrier_loss_usec; /* timespan */
        KeepConfiguration keep_configuration;
        char **bind_carrier;
        bool default_route_on_device;
        AddressFamily ip_masquerade;

        /* DHCP Client Support */
        AddressFamily dhcp;
        DHCPClientIdentifier dhcp_client_identifier;
        DUID dhcp_duid;
        uint32_t dhcp_iaid;
        bool dhcp_iaid_set;
        char *dhcp_vendor_class_identifier;
        char *dhcp_mudurl;
        char **dhcp_user_class;
        char *dhcp_hostname;
        char *dhcp_label;
        uint64_t dhcp_max_attempts;
        uint32_t dhcp_route_metric;
        bool dhcp_route_metric_set;
        uint32_t dhcp_route_table;
        bool dhcp_route_table_set;
        uint32_t dhcp_fallback_lease_lifetime;
        uint32_t dhcp_route_mtu;
        uint16_t dhcp_client_port;
        int dhcp_critical;
        int dhcp_ip_service_type;
        bool dhcp_anonymize;
        bool dhcp_send_hostname;
        int dhcp_broadcast;
        bool dhcp_use_dns;
        bool dhcp_use_dns_set;
        bool dhcp_routes_to_dns;
        bool dhcp_use_ntp;
        bool dhcp_use_ntp_set;
        bool dhcp_routes_to_ntp;
        bool dhcp_use_sip;
        bool dhcp_use_mtu;
        bool dhcp_use_routes;
        int dhcp_use_gateway;
        bool dhcp_use_timezone;
        bool dhcp_use_hostname;
        bool dhcp_use_6rd;
        bool dhcp_send_release;
        bool dhcp_send_decline;
        DHCPUseDomains dhcp_use_domains;
        bool dhcp_use_domains_set;
        Set *dhcp_deny_listed_ip;
        Set *dhcp_allow_listed_ip;
        Set *dhcp_request_options;
        OrderedHashmap *dhcp_client_send_options;
        OrderedHashmap *dhcp_client_send_vendor_options;
        char *dhcp_netlabel;

        /* DHCPv6 Client support */
        bool dhcp6_use_address;
        bool dhcp6_use_pd_prefix;
        bool dhcp6_use_dns;
        bool dhcp6_use_dns_set;
        bool dhcp6_use_hostname;
        bool dhcp6_use_ntp;
        bool dhcp6_use_ntp_set;
        bool dhcp6_use_rapid_commit;
        DHCPUseDomains dhcp6_use_domains;
        bool dhcp6_use_domains_set;
        uint32_t dhcp6_iaid;
        bool dhcp6_iaid_set;
        bool dhcp6_iaid_set_explicitly;
        DUID dhcp6_duid;
        uint8_t dhcp6_pd_prefix_length;
        struct in6_addr dhcp6_pd_prefix_hint;
        char *dhcp6_mudurl;
        char **dhcp6_user_class;
        char **dhcp6_vendor_class;
        DHCP6ClientStartMode dhcp6_client_start_mode;
        OrderedHashmap *dhcp6_client_send_options;
        OrderedHashmap *dhcp6_client_send_vendor_options;
        Set *dhcp6_request_options;
        char *dhcp6_netlabel;

        /* DHCP Server Support */
        bool dhcp_server;
        bool dhcp_server_bind_to_interface;
        unsigned char dhcp_server_address_prefixlen;
        struct in_addr dhcp_server_address;
        int dhcp_server_uplink_index;
        char *dhcp_server_uplink_name;
        struct in_addr dhcp_server_relay_target;
        char *dhcp_server_relay_agent_circuit_id;
        char *dhcp_server_relay_agent_remote_id;
        NetworkDHCPServerEmitAddress dhcp_server_emit[_SD_DHCP_LEASE_SERVER_TYPE_MAX];
        bool dhcp_server_emit_router;
        struct in_addr dhcp_server_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;
        OrderedHashmap *dhcp_server_send_options;
        OrderedHashmap *dhcp_server_send_vendor_options;
        struct in_addr dhcp_server_boot_server_address;
        char *dhcp_server_boot_server_name;
        char *dhcp_server_boot_filename;

        /* link-local addressing support */
        AddressFamily link_local;
        IPv6LinkLocalAddressGenMode ipv6ll_address_gen_mode;
        struct in6_addr ipv6ll_stable_secret;
        struct in_addr ipv4ll_start_address;
        bool ipv4ll_route;

        /* IPv6 RA 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;
        int router_uplink_index;
        char *router_uplink_name;

        /* DHCP Prefix Delegation support */
        int dhcp_pd;
        bool dhcp_pd_announce;
        bool dhcp_pd_assign;
        bool dhcp_pd_manage_temporary_address;
        int64_t dhcp_pd_subnet_id;
        uint32_t dhcp_pd_route_metric;
        Set *dhcp_pd_tokens;
        int dhcp_pd_uplink_index;
        char *dhcp_pd_uplink_name;
        char *dhcp_pd_netlabel;

        /* Bridge Support */
        int use_bpdu;
        int hairpin;
        int isolated;
        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;

        /* Bridge VLAN */
        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 */
        uint32_t can_bitrate;
        unsigned can_sample_point;
        nsec_t can_time_quanta_ns;
        uint32_t can_propagation_segment;
        uint32_t can_phase_buffer_segment_1;
        uint32_t can_phase_buffer_segment_2;
        uint32_t can_sync_jump_width;
        uint32_t can_data_bitrate;
        unsigned can_data_sample_point;
        nsec_t can_data_time_quanta_ns;
        uint32_t can_data_propagation_segment;
        uint32_t can_data_phase_buffer_segment_1;
        uint32_t can_data_phase_buffer_segment_2;
        uint32_t can_data_sync_jump_width;
        usec_t can_restart_us;
        uint32_t can_control_mode_mask;
        uint32_t can_control_mode_flags;
        uint16_t can_termination;
        bool can_termination_set;

        /* IPoIB support */
        IPoIBMode ipoib_mode;
        int ipoib_umcast;

        /* sysctl settings */
        AddressFamily ip_forward;
        int ipv4_accept_local;
        int ipv4_route_localnet;
        int ipv6_dad_transmits;
        int ipv6_hop_limit;
        int proxy_arp;
        uint32_t ipv6_mtu;
        IPv6PrivacyExtensions ipv6_privacy_extensions;
        int ipv6_proxy_ndp;
        Set *ipv6_proxy_ndp_addresses;

        /* IPv6 accept RA */
        int ipv6_accept_ra;
        bool ipv6_accept_ra_use_dns;
        bool ipv6_accept_ra_use_gateway;
        bool ipv6_accept_ra_use_route_prefix;
        bool ipv6_accept_ra_use_autonomous_prefix;
        bool ipv6_accept_ra_use_onlink_prefix;
        bool ipv6_accept_ra_use_mtu;
        bool active_slave;
        bool primary_slave;
        DHCPUseDomains ipv6_accept_ra_use_domains;
        IPv6AcceptRAStartDHCP6Client ipv6_accept_ra_start_dhcp6_client;
        uint32_t ipv6_accept_ra_route_table;
        bool ipv6_accept_ra_route_table_set;
        uint32_t ipv6_accept_ra_route_metric;
        bool ipv6_accept_ra_route_metric_set;
        Set *ndisc_deny_listed_router;
        Set *ndisc_allow_listed_router;
        Set *ndisc_deny_listed_prefix;
        Set *ndisc_allow_listed_prefix;
        Set *ndisc_deny_listed_route_prefix;
        Set *ndisc_allow_listed_route_prefix;
        Set *ndisc_tokens;
        char *ndisc_netlabel;

        /* LLDP support */
        LLDPMode lldp_mode; /* LLDP reception */
        sd_lldp_multicast_mode_t lldp_multicast_mode; /* LLDP transmission */
        char *lldp_mudurl;  /* LLDP MUD URL */

        OrderedHashmap *addresses_by_section;
        Hashmap *routes_by_section;
        Hashmap *nexthops_by_section;
        Hashmap *bridge_fdb_entries_by_section;
        Hashmap *bridge_mdb_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;
        Hashmap *dhcp_static_leases_by_section;
        Hashmap *qdiscs_by_section;
        Hashmap *tclasses_by_section;
        OrderedHashmap *sr_iov_by_section;

        /* All kinds of DNS configuration */
        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;

        /* NTP */
        char **ntp;
};

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 manager_build_dhcp_pd_subnet_ids(Manager *manager);

int network_get_by_name(Manager *manager, const char *name, Network **ret);
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_domains);
CONFIG_PARSER_PROTOTYPE(config_parse_dns);
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_required_family_for_online);
CONFIG_PARSER_PROTOTYPE(config_parse_keep_configuration);
CONFIG_PARSER_PROTOTYPE(config_parse_activation_policy);
CONFIG_PARSER_PROTOTYPE(config_parse_link_group);
CONFIG_PARSER_PROTOTYPE(config_parse_ignore_carrier_loss);

const struct ConfigPerfItem* network_network_gperf_lookup(const char *key, GPERF_LEN_TYPE length);

const char* keep_configuration_to_string(KeepConfiguration i) _const_;
KeepConfiguration keep_configuration_from_string(const char *s) _pure_;

const char* activation_policy_to_string(ActivationPolicy i) _const_;
ActivationPolicy activation_policy_from_string(const char *s) _pure_;
Commit	Line	Data
a032b68d	1	/* SPDX-License-Identifier: LGPL-2.1-or-later */
d9dfd233 MP	2	#pragma once
d9dfd233 MP	3
e1f67bc7 MB	4	#include <linux/nl80211.h>
e1f67bc7 MB	5
aa27b158	6	#include "sd-bus.h"
6e866b33	7	#include "sd-device.h"
ea0999c9	8	#include "sd-lldp-tx.h"
aa27b158	9
e1f67bc7	10	#include "bridge.h"
d9dfd233	11	#include "condition.h"
b012e921	12	#include "conf-parser.h"
aa27b158	13	#include "hashmap.h"
ea0999c9	14	#include "ipoib.h"
3a6ce677	15	#include "net-condition.h"
e1f67bc7	16	#include "netdev.h"
8b3d4ff0	17	#include "networkd-bridge-vlan.h"
f2dec872 BR	18	#include "networkd-dhcp-common.h"
f2dec872 BR	19	#include "networkd-dhcp4.h"
a10f5d05	20	#include "networkd-dhcp6.h"
f5caa8fa	21	#include "networkd-ipv6ll.h"
f2dec872	22	#include "networkd-lldp-rx.h"
46cdbd49	23	#include "networkd-ndisc.h"
1d42b86d	24	#include "networkd-radv.h"
a032b68d	25	#include "networkd-sysctl.h"
d9dfd233	26	#include "networkd-util.h"
bb4f798a	27	#include "ordered-set.h"
b012e921	28	#include "resolve-util.h"
a10f5d05	29	#include "socket-netlink.h"
d9dfd233	30
f2dec872 BR	31	typedef enum KeepConfiguration {
	32	KEEP_CONFIGURATION_NO = 0,
	33	KEEP_CONFIGURATION_DHCP_ON_START = 1 << 0,
	34	KEEP_CONFIGURATION_DHCP_ON_STOP = 1 << 1,
	35	KEEP_CONFIGURATION_DHCP = KEEP_CONFIGURATION_DHCP_ON_START \| KEEP_CONFIGURATION_DHCP_ON_STOP,
	36	KEEP_CONFIGURATION_STATIC = 1 << 2,
	37	KEEP_CONFIGURATION_YES = KEEP_CONFIGURATION_DHCP \| KEEP_CONFIGURATION_STATIC,
	38	_KEEP_CONFIGURATION_MAX,
3a6ce677	39	_KEEP_CONFIGURATION_INVALID = -EINVAL,
f2dec872	40	} KeepConfiguration;
1d42b86d	41
3a6ce677 BR	42	typedef enum ActivationPolicy {
	43	ACTIVATION_POLICY_UP,
	44	ACTIVATION_POLICY_ALWAYS_UP,
	45	ACTIVATION_POLICY_MANUAL,
	46	ACTIVATION_POLICY_ALWAYS_DOWN,
	47	ACTIVATION_POLICY_DOWN,
	48	ACTIVATION_POLICY_BOUND,
	49	_ACTIVATION_POLICY_MAX,
	50	_ACTIVATION_POLICY_INVALID = -EINVAL,
	51	} ActivationPolicy;
	52
aa27b158 MP	53	typedef struct Manager Manager;
aa27b158 MP	54
a10f5d05 MB	55	typedef struct NetworkDHCPServerEmitAddress {
	56	bool emit;
	57	struct in_addr *addresses;
	58	size_t n_addresses;
	59	} NetworkDHCPServerEmitAddress;
	60
d9dfd233 MP	61	struct Network {
	62	Manager *manager;
	63
a032b68d MB	64	unsigned n_ref;
a032b68d MB	65
d9dfd233	66	char *name;
a032b68d	67	char *filename;
ea0999c9	68	Hashmap *stats_by_path;
a032b68d	69	char *description;
d9dfd233	70
a032b68d	71	/* [Match] section */
3a6ce677	72	NetMatch match;
bb4f798a	73	LIST_HEAD(Condition, conditions);
d9dfd233	74
a032b68d	75	/* Master or stacked netdevs */
ea0999c9	76	bool keep_master;
3a6ce677	77	NetDev *batadv;
d9dfd233 MP	78	NetDev *bridge;
d9dfd233 MP	79	NetDev *bond;
5a920b42	80	NetDev *vrf;
f2dec872	81	NetDev *xfrm;
d9dfd233	82	Hashmap *stacked_netdevs;
3a6ce677	83	char *batadv_name;
bb4f798a MB	84	char *bridge_name;
	85	char *bond_name;
	86	char *vrf_name;
	87	Hashmap *stacked_netdev_names;
d9dfd233	88
a032b68d	89	/* [Link] section */
ea0999c9	90	struct hw_addr_data hw_addr;
a032b68d	91	uint32_t mtu;
ea0999c9	92	int32_t group;
a032b68d MB	93	int arp;
	94	int multicast;
	95	int allmulticast;
3a6ce677	96	int promiscuous;
a032b68d	97	bool unmanaged;
626cb2db	98	int required_for_online; /* Is this network required to be considered online? */
a032b68d	99	LinkOperationalStateRange required_operstate_for_online;
8b3d4ff0	100	AddressFamily required_family_for_online;
3a6ce677	101	ActivationPolicy activation_policy;
a032b68d MB	102
	103	/* misc settings */
	104	bool configure_without_carrier;
ea0999c9 MB	105	bool ignore_carrier_loss_set;
ea0999c9 MB	106	usec_t ignore_carrier_loss_usec; /* timespan */
a032b68d MB	107	KeepConfiguration keep_configuration;
	108	char **bind_carrier;
	109	bool default_route_on_device;
3a6ce677	110	AddressFamily ip_masquerade;
a032b68d	111
d9dfd233	112	/* DHCP Client Support */
c5fca32e	113	AddressFamily dhcp;
f5e65279	114	DHCPClientIdentifier dhcp_client_identifier;
8b3d4ff0 MB	115	DUID dhcp_duid;
	116	uint32_t dhcp_iaid;
	117	bool dhcp_iaid_set;
d9dfd233	118	char *dhcp_vendor_class_identifier;
a10f5d05	119	char *dhcp_mudurl;
b012e921	120	char **dhcp_user_class;
4c89c718	121	char *dhcp_hostname;
ea0999c9	122	char *dhcp_label;
f2dec872	123	uint64_t dhcp_max_attempts;
478ed938	124	uint32_t dhcp_route_metric;
a10f5d05	125	bool dhcp_route_metric_set;
2897b343	126	uint32_t dhcp_route_table;
ea0999c9	127	bool dhcp_route_table_set;
a10f5d05	128	uint32_t dhcp_fallback_lease_lifetime;
46cdbd49	129	uint32_t dhcp_route_mtu;
2897b343	130	uint16_t dhcp_client_port;
e1f67bc7	131	int dhcp_critical;
a032b68d	132	int dhcp_ip_service_type;
f5e65279	133	bool dhcp_anonymize;
4c89c718	134	bool dhcp_send_hostname;
8b3d4ff0	135	int dhcp_broadcast;
2897b343	136	bool dhcp_use_dns;
a10f5d05	137	bool dhcp_use_dns_set;
f2dec872	138	bool dhcp_routes_to_dns;
2897b343	139	bool dhcp_use_ntp;
a10f5d05	140	bool dhcp_use_ntp_set;
8b3d4ff0	141	bool dhcp_routes_to_ntp;
e1f67bc7	142	bool dhcp_use_sip;
2897b343	143	bool dhcp_use_mtu;
4c89c718	144	bool dhcp_use_routes;
a10f5d05	145	int dhcp_use_gateway;
4c89c718	146	bool dhcp_use_timezone;
2897b343	147	bool dhcp_use_hostname;
ea0999c9	148	bool dhcp_use_6rd;
f2dec872	149	bool dhcp_send_release;
46cdbd49	150	bool dhcp_send_decline;
2897b343	151	DHCPUseDomains dhcp_use_domains;
8b3d4ff0	152	bool dhcp_use_domains_set;
a10f5d05 MB	153	Set *dhcp_deny_listed_ip;
a10f5d05 MB	154	Set *dhcp_allow_listed_ip;
e1f67bc7 MB	155	Set *dhcp_request_options;
e1f67bc7 MB	156	OrderedHashmap *dhcp_client_send_options;
a10f5d05	157	OrderedHashmap *dhcp_client_send_vendor_options;
086111aa	158	char *dhcp_netlabel;
f2dec872	159
8b3d4ff0	160	/* DHCPv6 Client support */
3a6ce677	161	bool dhcp6_use_address;
ea0999c9	162	bool dhcp6_use_pd_prefix;
f2dec872	163	bool dhcp6_use_dns;
a10f5d05	164	bool dhcp6_use_dns_set;
3a6ce677	165	bool dhcp6_use_hostname;
f2dec872	166	bool dhcp6_use_ntp;
a10f5d05	167	bool dhcp6_use_ntp_set;
086111aa	168	bool dhcp6_use_rapid_commit;
8b3d4ff0 MB	169	DHCPUseDomains dhcp6_use_domains;
	170	bool dhcp6_use_domains_set;
	171	uint32_t dhcp6_iaid;
	172	bool dhcp6_iaid_set;
	173	bool dhcp6_iaid_set_explicitly;
	174	DUID dhcp6_duid;
ea0999c9 MB	175	uint8_t dhcp6_pd_prefix_length;
ea0999c9 MB	176	struct in6_addr dhcp6_pd_prefix_hint;
a10f5d05 MB	177	char *dhcp6_mudurl;
	178	char **dhcp6_user_class;
	179	char **dhcp6_vendor_class;
ea0999c9	180	DHCP6ClientStartMode dhcp6_client_start_mode;
a10f5d05 MB	181	OrderedHashmap *dhcp6_client_send_options;
	182	OrderedHashmap *dhcp6_client_send_vendor_options;
	183	Set *dhcp6_request_options;
086111aa	184	char *dhcp6_netlabel;
d9dfd233 MP	185
	186	/* DHCP Server Support */
	187	bool dhcp_server;
8b3d4ff0 MB	188	bool dhcp_server_bind_to_interface;
	189	unsigned char dhcp_server_address_prefixlen;
	190	struct in_addr dhcp_server_address;
	191	int dhcp_server_uplink_index;
	192	char *dhcp_server_uplink_name;
	193	struct in_addr dhcp_server_relay_target;
	194	char *dhcp_server_relay_agent_circuit_id;
	195	char *dhcp_server_relay_agent_remote_id;
a10f5d05	196	NetworkDHCPServerEmitAddress dhcp_server_emit[_SD_DHCP_LEASE_SERVER_TYPE_MAX];
aa27b158	197	bool dhcp_server_emit_router;
ea0999c9	198	struct in_addr dhcp_server_router;
d9dfd233 MP	199	bool dhcp_server_emit_timezone;
	200	char *dhcp_server_timezone;
	201	usec_t dhcp_server_default_lease_time_usec, dhcp_server_max_lease_time_usec;
	202	uint32_t dhcp_server_pool_offset;
	203	uint32_t dhcp_server_pool_size;
a032b68d MB	204	OrderedHashmap *dhcp_server_send_options;
a032b68d MB	205	OrderedHashmap *dhcp_server_send_vendor_options;
f5caa8fa MB	206	struct in_addr dhcp_server_boot_server_address;
	207	char *dhcp_server_boot_server_name;
	208	char *dhcp_server_boot_filename;
d9dfd233	209
8f232108	210	/* link-local addressing support */
c5fca32e	211	AddressFamily link_local;
a10f5d05	212	IPv6LinkLocalAddressGenMode ipv6ll_address_gen_mode;
8b3d4ff0	213	struct in6_addr ipv6ll_stable_secret;
086111aa	214	struct in_addr ipv4ll_start_address;
d9dfd233 MP	215	bool ipv4ll_route;
d9dfd233 MP	216
a032b68d	217	/* IPv6 RA support */
1d42b86d	218	RADVPrefixDelegation router_prefix_delegation;
81c58355 MB	219	usec_t router_lifetime_usec;
	220	uint8_t router_preference;
	221	bool router_managed;
	222	bool router_other_information;
52ad194e MB	223	bool router_emit_dns;
52ad194e MB	224	bool router_emit_domains;
f5e65279 MB	225	usec_t router_dns_lifetime_usec;
	226	struct in6_addr *router_dns;
	227	unsigned n_router_dns;
bb4f798a	228	OrderedSet *router_search_domains;
ea0999c9 MB	229	int router_uplink_index;
	230	char *router_uplink_name;
	231
	232	/* DHCP Prefix Delegation support */
	233	int dhcp_pd;
	234	bool dhcp_pd_announce;
	235	bool dhcp_pd_assign;
	236	bool dhcp_pd_manage_temporary_address;
	237	int64_t dhcp_pd_subnet_id;
	238	uint32_t dhcp_pd_route_metric;
	239	Set *dhcp_pd_tokens;
	240	int dhcp_pd_uplink_index;
	241	char *dhcp_pd_uplink_name;
086111aa	242	char *dhcp_pd_netlabel;
a10f5d05	243
d9dfd233	244	/* Bridge Support */
b012e921 MB	245	int use_bpdu;
b012e921 MB	246	int hairpin;
f5caa8fa	247	int isolated;
b012e921 MB	248	int fast_leave;
	249	int allow_port_to_be_root;
	250	int unicast_flood;
bb4f798a	251	int multicast_flood;
6e866b33	252	int multicast_to_unicast;
bb4f798a MB	253	int neighbor_suppression;
bb4f798a MB	254	int learning;
f2dec872 BR	255	int bridge_proxy_arp;
f2dec872 BR	256	int bridge_proxy_arp_wifi;
81c58355 MB	257	uint32_t cost;
81c58355 MB	258	uint16_t priority;
f2dec872	259	MulticastRouter multicast_router;
d9dfd233	260
a032b68d	261	/* Bridge VLAN */
8a584da2	262	bool use_br_vlan;
5a920b42 MP	263	uint16_t pvid;
	264	uint32_t br_vid_bitmap[BRIDGE_VLAN_BITMAP_LEN];
	265	uint32_t br_untagged_bitmap[BRIDGE_VLAN_BITMAP_LEN];
	266
b012e921	267	/* CAN support */
a10f5d05	268	uint32_t can_bitrate;
b012e921	269	unsigned can_sample_point;
ea0999c9 MB	270	nsec_t can_time_quanta_ns;
	271	uint32_t can_propagation_segment;
	272	uint32_t can_phase_buffer_segment_1;
	273	uint32_t can_phase_buffer_segment_2;
	274	uint32_t can_sync_jump_width;
a10f5d05 MB	275	uint32_t can_data_bitrate;
a10f5d05 MB	276	unsigned can_data_sample_point;
ea0999c9 MB	277	nsec_t can_data_time_quanta_ns;
	278	uint32_t can_data_propagation_segment;
	279	uint32_t can_data_phase_buffer_segment_1;
	280	uint32_t can_data_phase_buffer_segment_2;
	281	uint32_t can_data_sync_jump_width;
b012e921	282	usec_t can_restart_us;
ea0999c9 MB	283	uint32_t can_control_mode_mask;
	284	uint32_t can_control_mode_flags;
	285	uint16_t can_termination;
	286	bool can_termination_set;
	287
	288	/* IPoIB support */
	289	IPoIBMode ipoib_mode;
	290	int ipoib_umcast;
b012e921	291
a032b68d	292	/* sysctl settings */
c5fca32e	293	AddressFamily ip_forward;
a10f5d05	294	int ipv4_accept_local;
3a6ce677	295	int ipv4_route_localnet;
db2df898 MP	296	int ipv6_dad_transmits;
db2df898 MP	297	int ipv6_hop_limit;
aa27b158	298	int proxy_arp;
b012e921	299	uint32_t ipv6_mtu;
a032b68d MB	300	IPv6PrivacyExtensions ipv6_privacy_extensions;
	301	int ipv6_proxy_ndp;
	302	Set *ipv6_proxy_ndp_addresses;
6300502b	303
a032b68d MB	304	/* IPv6 accept RA */
a032b68d MB	305	int ipv6_accept_ra;
5a920b42	306	bool ipv6_accept_ra_use_dns;
ea0999c9 MB	307	bool ipv6_accept_ra_use_gateway;
ea0999c9 MB	308	bool ipv6_accept_ra_use_route_prefix;
bb4f798a MB	309	bool ipv6_accept_ra_use_autonomous_prefix;
bb4f798a MB	310	bool ipv6_accept_ra_use_onlink_prefix;
ea0999c9	311	bool ipv6_accept_ra_use_mtu;
2897b343 MP	312	bool active_slave;
2897b343 MP	313	bool primary_slave;
5a920b42	314	DHCPUseDomains ipv6_accept_ra_use_domains;
a10f5d05	315	IPv6AcceptRAStartDHCP6Client ipv6_accept_ra_start_dhcp6_client;
8a584da2	316	uint32_t ipv6_accept_ra_route_table;
8b3d4ff0 MB	317	bool ipv6_accept_ra_route_table_set;
	318	uint32_t ipv6_accept_ra_route_metric;
	319	bool ipv6_accept_ra_route_metric_set;
3a6ce677 BR	320	Set *ndisc_deny_listed_router;
3a6ce677 BR	321	Set *ndisc_allow_listed_router;
a10f5d05	322	Set *ndisc_deny_listed_prefix;
3a6ce677 BR	323	Set *ndisc_allow_listed_prefix;
	324	Set *ndisc_deny_listed_route_prefix;
	325	Set *ndisc_allow_listed_route_prefix;
ea0999c9	326	Set *ndisc_tokens;
086111aa	327	char *ndisc_netlabel;
5a920b42	328
a10f5d05	329	/* LLDP support */
aa27b158	330	LLDPMode lldp_mode; /* LLDP reception */
ea0999c9 MB	331	sd_lldp_multicast_mode_t lldp_multicast_mode; /* LLDP transmission */
ea0999c9 MB	332	char lldp_mudurl; / LLDP MUD URL */
d9dfd233	333
a032b68d	334	OrderedHashmap *addresses_by_section;
d9dfd233	335	Hashmap *routes_by_section;
e1f67bc7	336	Hashmap *nexthops_by_section;
8b3d4ff0 MB	337	Hashmap *bridge_fdb_entries_by_section;
8b3d4ff0 MB	338	Hashmap *bridge_mdb_entries_by_section;
6e866b33	339	Hashmap *neighbors_by_section;
81c58355 MB	340	Hashmap *address_labels_by_section;
81c58355 MB	341	Hashmap *prefixes_by_section;
e1f67bc7	342	Hashmap *route_prefixes_by_section;
f5e65279	343	Hashmap *rules_by_section;
8b3d4ff0	344	Hashmap *dhcp_static_leases_by_section;
f5caa8fa MB	345	Hashmap *qdiscs_by_section;
f5caa8fa MB	346	Hashmap *tclasses_by_section;
a10f5d05	347	OrderedHashmap *sr_iov_by_section;
d9dfd233	348
6e866b33	349	/* All kinds of DNS configuration */
a10f5d05	350	struct in_addr_full **dns;
2897b343	351	unsigned n_dns;
bb4f798a	352	OrderedSet search_domains, route_domains;
6e866b33	353	int dns_default_route;
d9dfd233	354	ResolveSupport llmnr;
4c89c718 MP	355	ResolveSupport mdns;
4c89c718 MP	356	DnssecMode dnssec_mode;
b012e921	357	DnsOverTlsMode dns_over_tls_mode;
4c89c718	358	Set *dnssec_negative_trust_anchors;
d9dfd233	359
a032b68d	360	/* NTP */
6e866b33	361	char **ntp;
d9dfd233 MP	362	};
d9dfd233 MP	363
f2dec872 BR	364	Network network_ref(Network network);
	365	Network network_unref(Network network);
	366	DEFINE_TRIVIAL_CLEANUP_FUNC(Network*, network_unref);
d9dfd233	367
e1f67bc7 MB	368	int network_load(Manager manager, OrderedHashmap *networks);
	369	int network_reload(Manager *manager);
	370	int network_load_one(Manager manager, OrderedHashmap networks, const char filename);
bb4f798a	371	int network_verify(Network *network);
d9dfd233	372
ea0999c9 MB	373	int manager_build_dhcp_pd_subnet_ids(Manager *manager);
ea0999c9 MB	374
d9dfd233	375	int network_get_by_name(Manager manager, const char name, Network **ret);
f5e65279	376	void network_apply_anonymize_if_set(Network *network);
d9dfd233	377
812752cc	378	bool network_has_static_ipv6_configurations(Network *network);
aa27b158	379
bb4f798a	380	CONFIG_PARSER_PROTOTYPE(config_parse_stacked_netdev);
b012e921	381	CONFIG_PARSER_PROTOTYPE(config_parse_tunnel);
f2dec872 BR	382	CONFIG_PARSER_PROTOTYPE(config_parse_domains);
f2dec872 BR	383	CONFIG_PARSER_PROTOTYPE(config_parse_dns);
b012e921	384	CONFIG_PARSER_PROTOTYPE(config_parse_timezone);
b012e921	385	CONFIG_PARSER_PROTOTYPE(config_parse_dnssec_negative_trust_anchors);
b012e921	386	CONFIG_PARSER_PROTOTYPE(config_parse_ntp);
bb4f798a	387	CONFIG_PARSER_PROTOTYPE(config_parse_required_for_online);
8b3d4ff0	388	CONFIG_PARSER_PROTOTYPE(config_parse_required_family_for_online);
f2dec872	389	CONFIG_PARSER_PROTOTYPE(config_parse_keep_configuration);
3a6ce677	390	CONFIG_PARSER_PROTOTYPE(config_parse_activation_policy);
8b3d4ff0	391	CONFIG_PARSER_PROTOTYPE(config_parse_link_group);
ea0999c9	392	CONFIG_PARSER_PROTOTYPE(config_parse_ignore_carrier_loss);
d9dfd233	393
2897b343	394	const struct ConfigPerfItem* network_network_gperf_lookup(const char *key, GPERF_LEN_TYPE length);
d9dfd233	395
f2dec872 BR	396	const char* keep_configuration_to_string(KeepConfiguration i) _const_;
f2dec872 BR	397	KeepConfiguration keep_configuration_from_string(const char *s) _pure_;
a10f5d05	398
3a6ce677 BR	399	const char* activation_policy_to_string(ActivationPolicy i) _const_;
3a6ce677 BR	400	ActivationPolicy activation_policy_from_string(const char *s) _pure_;