4 This file is part of systemd.
6 Copyright 2013 Tom Gundersen <teg@jklm.no>
8 systemd is free software; you can redistribute it and/or modify it
9 under the terms of the GNU Lesser General Public License as published by
10 the Free Software Foundation; either version 2.1 of the License, or
11 (at your option) any later version.
13 systemd is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 Lesser General Public License for more details.
18 You should have received a copy of the GNU Lesser General Public License
19 along with systemd; If not, see <http://www.gnu.org/licenses/>.
22 #include "condition.h"
23 #include "resolve-util.h"
25 typedef struct Network Network
;
27 #include "dhcp-identifier.h"
28 #include "networkd-address.h"
29 #include "networkd-fdb.h"
30 #include "networkd-netdev.h"
31 #include "networkd-route.h"
32 #include "networkd-util.h"
35 #define DHCP_ROUTE_METRIC 1024
36 #define IPV4LL_ROUTE_METRIC 2048
38 typedef enum DCHPClientIdentifier
{
42 _DHCP_CLIENT_ID_INVALID
= -1,
43 } DCHPClientIdentifier
;
45 typedef enum IPv6PrivacyExtensions
{
46 /* The values map to the kernel's /proc/sys/net/ipv6/conf/xxx/use_tempaddr values */
47 IPV6_PRIVACY_EXTENSIONS_NO
,
48 IPV6_PRIVACY_EXTENSIONS_PREFER_PUBLIC
,
49 IPV6_PRIVACY_EXTENSIONS_YES
, /* aka prefer-temporary */
50 _IPV6_PRIVACY_EXTENSIONS_MAX
,
51 _IPV6_PRIVACY_EXTENSIONS_INVALID
= -1,
52 } IPv6PrivacyExtensions
;
54 typedef enum DHCPUseDomains
{
57 DHCP_USE_DOMAINS_ROUTE
,
58 _DHCP_USE_DOMAINS_MAX
,
59 _DHCP_USE_DOMAINS_INVALID
= -1,
62 typedef enum LLDPMode
{
65 LLDP_MODE_ROUTERS_ONLY
= 2,
67 _LLDP_MODE_INVALID
= -1,
76 struct ether_addr
*match_mac
;
82 Condition
*match_host
;
83 Condition
*match_virt
;
84 Condition
*match_kernel
;
85 Condition
*match_arch
;
91 Hashmap
*stacked_netdevs
;
93 /* DHCP Client Support */
94 AddressFamilyBoolean dhcp
;
95 DCHPClientIdentifier dhcp_client_identifier
;
96 char *dhcp_vendor_class_identifier
;
101 bool dhcp_use_hostname
;
102 DHCPUseDomains dhcp_use_domains
;
103 bool dhcp_send_hostname
;
106 bool dhcp_use_routes
;
107 bool dhcp_use_timezone
;
108 unsigned dhcp_route_metric
;
110 /* DHCP Server Support */
112 bool dhcp_server_emit_dns
;
113 struct in_addr
*dhcp_server_dns
;
114 unsigned n_dhcp_server_dns
;
115 bool dhcp_server_emit_ntp
;
116 struct in_addr
*dhcp_server_ntp
;
117 unsigned n_dhcp_server_ntp
;
118 bool dhcp_server_emit_timezone
;
119 char *dhcp_server_timezone
;
120 usec_t dhcp_server_default_lease_time_usec
, dhcp_server_max_lease_time_usec
;
121 uint32_t dhcp_server_pool_offset
;
122 uint32_t dhcp_server_pool_size
;
125 AddressFamilyBoolean link_local
;
132 bool allow_port_to_be_root
;
136 AddressFamilyBoolean ip_forward
;
140 int ipv6_dad_transmits
;
144 union in_addr_union ipv6_token
;
145 IPv6PrivacyExtensions ipv6_privacy_extensions
;
147 struct ether_addr
*mac
;
150 /* Value of Type in [DUID] section */
152 /* DUID type code - RFC 3315 */
153 uint16_t dhcp_duid_type
;
154 size_t dhcp_duid_len
;
155 uint8_t dhcp_duid
[MAX_DUID_LEN
];
157 LLDPMode lldp_mode
; /* LLDP reception */
158 bool lldp_emit
; /* LLDP transmission */
160 LIST_HEAD(Address
, static_addresses
);
161 LIST_HEAD(Route
, static_routes
);
162 LIST_HEAD(FdbEntry
, static_fdb_entries
);
164 Hashmap
*addresses_by_section
;
165 Hashmap
*routes_by_section
;
166 Hashmap
*fdb_entries_by_section
;
168 char **search_domains
, **route_domains
, **dns
, **ntp
, **bind_carrier
;
170 ResolveSupport llmnr
;
172 DnssecMode dnssec_mode
;
173 Set
*dnssec_negative_trust_anchors
;
175 LIST_FIELDS(Network
, networks
);
178 void network_free(Network
*network
);
180 DEFINE_TRIVIAL_CLEANUP_FUNC(Network
*, network_free
);
181 #define _cleanup_network_free_ _cleanup_(network_freep)
183 int network_load(Manager
*manager
);
185 int network_get_by_name(Manager
*manager
, const char *name
, Network
**ret
);
186 int network_get(Manager
*manager
, struct udev_device
*device
, const char *ifname
, const struct ether_addr
*mac
, Network
**ret
);
187 int network_apply(Manager
*manager
, Network
*network
, Link
*link
);
189 int config_parse_netdev(const char *unit
, const char *filename
, unsigned line
, const char *section
, unsigned section_line
, const char *lvalue
, int ltype
, const char *rvalue
, void *data
, void *userdata
);
190 int config_parse_domains(const char *unit
, const char *filename
, unsigned line
, const char *section
, unsigned section_line
, const char *lvalue
, int ltype
, const char *rvalue
, void *data
, void *userdata
);
191 int config_parse_tunnel(const char *unit
, const char *filename
, unsigned line
, const char *section
, unsigned section_line
, const char *lvalue
, int ltype
, const char *rvalue
, void *data
, void *userdata
);
192 int config_parse_dhcp(const char *unit
, const char *filename
, unsigned line
, const char *section
, unsigned section_line
, const char *lvalue
, int ltype
, const char *rvalue
, void *data
, void *userdata
);
193 int config_parse_dhcp_client_identifier(const char *unit
, const char *filename
, unsigned line
, const char *section
, unsigned section_line
, const char *lvalue
, int ltype
, const char *rvalue
, void *data
, void *userdata
);
194 int config_parse_ipv6token(const char *unit
, const char *filename
, unsigned line
, const char *section
, unsigned section_line
, const char *lvalue
, int ltype
, const char *rvalue
, void *data
, void *userdata
);
195 int config_parse_ipv6_privacy_extensions(const char *unit
, const char *filename
, unsigned line
, const char *section
, unsigned section_line
, const char *lvalue
, int ltype
, const char *rvalue
, void *data
, void *userdata
);
196 int config_parse_hostname(const char *unit
, const char *filename
, unsigned line
, const char *section
, unsigned section_line
, const char *lvalue
, int ltype
, const char *rvalue
, void *data
, void *userdata
);
197 int config_parse_timezone(const char *unit
, const char *filename
, unsigned line
, const char *section
, unsigned section_line
, const char *lvalue
, int ltype
, const char *rvalue
, void *data
, void *userdata
);
198 int config_parse_dhcp_server_dns(const char *unit
, const char *filename
, unsigned line
, const char *section
, unsigned section_line
, const char *lvalue
, int ltype
, const char *rvalue
, void *data
, void *userdata
);
199 int config_parse_dhcp_server_ntp(const char *unit
, const char *filename
, unsigned line
, const char *section
, unsigned section_line
, const char *lvalue
, int ltype
, const char *rvalue
, void *data
, void *userdata
);
200 int config_parse_dnssec_negative_trust_anchors(const char *unit
, const char *filename
, unsigned line
, const char *section
, unsigned section_line
, const char *lvalue
, int ltype
, const char *rvalue
, void *data
, void *userdata
);
201 int config_parse_dhcp_use_domains(const char *unit
, const char *filename
, unsigned line
, const char *section
, unsigned section_line
, const char *lvalue
, int ltype
, const char *rvalue
, void *data
, void *userdata
);
202 int config_parse_lldp_mode(const char *unit
, const char *filename
, unsigned line
, const char *section
, unsigned section_line
, const char *lvalue
, int ltype
, const char *rvalue
, void *data
, void *userdata
);
204 /* Legacy IPv4LL support */
205 int config_parse_ipv4ll(const char *unit
, const char *filename
, unsigned line
, const char *section
, unsigned section_line
, const char *lvalue
, int ltype
, const char *rvalue
, void *data
, void *userdata
);
207 const struct ConfigPerfItem
* network_network_gperf_lookup(const char *key
, unsigned length
);
209 extern const sd_bus_vtable network_vtable
[];
211 int network_node_enumerator(sd_bus
*bus
, const char *path
, void *userdata
, char ***nodes
, sd_bus_error
*error
);
212 int network_object_find(sd_bus
*bus
, const char *path
, const char *interface
, void *userdata
, void **found
, sd_bus_error
*error
);
214 const char* ipv6_privacy_extensions_to_string(IPv6PrivacyExtensions i
) _const_
;
215 IPv6PrivacyExtensions
ipv6_privacy_extensions_from_string(const char *s
) _pure_
;
217 const char* dhcp_use_domains_to_string(DHCPUseDomains p
) _const_
;
218 DHCPUseDomains
dhcp_use_domains_from_string(const char *s
) _pure_
;
220 const char* lldp_mode_to_string(LLDPMode m
) _const_
;
221 LLDPMode
lldp_mode_from_string(const char *s
) _pure_
;