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networkd: add support to configure IP Rule (#5725)
[thirdparty/systemd.git] / src / libsystemd / sd-netlink / netlink-types.c
CommitLineData
d8e538ec
TG		 1/***
2 This file is part of systemd.
3
4 Copyright 2014 Tom Gundersen <teg@jklm.no>
5
6 systemd is free software; you can redistribute it and/or modify it
7 under the terms of the GNU Lesser General Public License as published by
8 the Free Software Foundation; either version 2.1 of the License, or
9 (at your option) any later version.
10
11 systemd is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
15
16 You should have received a copy of the GNU Lesser General Public License
17 along with systemd; If not, see <http://www.gnu.org/licenses/>.
18***/
19
d8e538ec
TG		 20#include <stdint.h>
21#include <sys/socket.h>
22#include <linux/netlink.h>
23#include <linux/rtnetlink.h>
92c918b0 24#include <linux/can/netlink.h>
bce67bbe 25#include <linux/fib_rules.h>
e410b07d 26#include <linux/in6.h>
d8e538ec
TG		 27#include <linux/veth.h>
28#include <linux/if_bridge.h>
29#include <linux/if_addr.h>
30746d60 30#include <linux/if_addrlabel.h>
d8e538ec 31#include <linux/if.h>
0a827d10 32#include <linux/ip.h>
bce67bbe
SS		 33#include <linux/if_addr.h>
34#include <linux/if_bridge.h>
c4a5ddc9 35#include <linux/if_link.h>
0a827d10 36#include <linux/if_tunnel.h>
bce67bbe 37#include <linux/fib_rules.h>
0a827d10 38
d8e538ec 39#include "macro.h"
0830ba61 40#include "missing.h"
8b43440b
LP		 41#include "netlink-types.h"
42#include "string-table.h"
43#include "util.h"
d8e538ec 44
dd906398
DH		 45/* Maximum ARP IP target defined in kernel */
46#define BOND_MAX_ARP_TARGETS 16
47
48typedef enum {
49 BOND_ARP_TARGETS_0,
50 BOND_ARP_TARGETS_1,
51 BOND_ARP_TARGETS_2,
52 BOND_ARP_TARGETS_3,
53 BOND_ARP_TARGETS_4,
54 BOND_ARP_TARGETS_5,
55 BOND_ARP_TARGETS_6,
56 BOND_ARP_TARGETS_7,
57 BOND_ARP_TARGETS_8,
58 BOND_ARP_TARGETS_9,
59 BOND_ARP_TARGETS_10,
60 BOND_ARP_TARGETS_11,
61 BOND_ARP_TARGETS_12,
62 BOND_ARP_TARGETS_13,
63 BOND_ARP_TARGETS_14,
64 BOND_ARP_TARGETS_MAX = BOND_MAX_ARP_TARGETS,
65} BondArpTargets;
66
817d1cd8
DH		 67struct NLType {
68 uint16_t type;
69 size_t size;
70 const NLTypeSystem *type_system;
71 const NLTypeSystemUnion *type_system_union;
72};
73
435bbb02 74struct NLTypeSystem {
c1df8dee 75 uint16_t count;
435bbb02
DH		 76 const NLType *types;
77};
78
d8e538ec
TG		 79static const NLTypeSystem rtnl_link_type_system;
80
979e7eb9
DH		 81static const NLType empty_types[1] = {
82 /* fake array to avoid .types==NULL, which denotes invalid type-systems */
83};
84
85static const NLTypeSystem empty_type_system = {
86 .count = 0,
87 .types = empty_types,
88};
89
8ae4b6d1 90static const NLType rtnl_link_info_data_veth_types[] = {
cafbc790 91 [VETH_INFO_PEER] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_type_system, .size = sizeof(struct ifinfomsg) },
d8e538ec
TG		 92};
93
8ae4b6d1 94static const NLType rtnl_link_info_data_ipvlan_types[] = {
cafbc790 95 [IFLA_IPVLAN_MODE] = { .type = NETLINK_TYPE_U16 },
c4a5ddc9 96};
d8e538ec 97
8ae4b6d1 98static const NLType rtnl_link_info_data_macvlan_types[] = {
cafbc790
DH		 99 [IFLA_MACVLAN_MODE] = { .type = NETLINK_TYPE_U32 },
100 [IFLA_MACVLAN_FLAGS] = { .type = NETLINK_TYPE_U16 },
d8e538ec
TG		 101};
102
8ae4b6d1 103static const NLType rtnl_link_info_data_bridge_types[] = {
3fef7a3f
SS		 104 [IFLA_BR_FORWARD_DELAY] = { .type = NETLINK_TYPE_U32 },
105 [IFLA_BR_HELLO_TIME] = { .type = NETLINK_TYPE_U32 },
106 [IFLA_BR_MAX_AGE] = { .type = NETLINK_TYPE_U32 },
107 [IFLA_BR_AGEING_TIME] = { .type = NETLINK_TYPE_U32 },
108 [IFLA_BR_STP_STATE] = { .type = NETLINK_TYPE_U32 },
109 [IFLA_BR_PRIORITY] = { .type = NETLINK_TYPE_U16 },
110 [IFLA_BR_VLAN_FILTERING] = { .type = NETLINK_TYPE_U8 },
111 [IFLA_BR_VLAN_PROTOCOL] = { .type = NETLINK_TYPE_U16 },
112 [IFLA_BR_GROUP_FWD_MASK] = { .type = NETLINK_TYPE_U16 },
113 [IFLA_BR_ROOT_PORT] = { .type = NETLINK_TYPE_U16 },
114 [IFLA_BR_ROOT_PATH_COST] = { .type = NETLINK_TYPE_U32 },
115 [IFLA_BR_TOPOLOGY_CHANGE] = { .type = NETLINK_TYPE_U8 },
116 [IFLA_BR_TOPOLOGY_CHANGE_DETECTED] = { .type = NETLINK_TYPE_U8 },
117 [IFLA_BR_HELLO_TIMER] = { .type = NETLINK_TYPE_U16 },
118 [IFLA_BR_TCN_TIMER] = { .type = NETLINK_TYPE_U16 },
119 [IFLA_BR_TOPOLOGY_CHANGE_TIMER] = { .type = NETLINK_TYPE_U16 },
120 [IFLA_BR_GC_TIMER] = { .type = NETLINK_TYPE_U64 },
121 [IFLA_BR_GROUP_ADDR] = { .type = NETLINK_TYPE_U16 },
122 [IFLA_BR_FDB_FLUSH] = { .type = NETLINK_TYPE_U16 },
123 [IFLA_BR_MCAST_ROUTER] = { .type = NETLINK_TYPE_U8 },
124 [IFLA_BR_MCAST_SNOOPING] = { .type = NETLINK_TYPE_U8 },
125 [IFLA_BR_MCAST_QUERY_USE_IFADDR] = { .type = NETLINK_TYPE_U8 },
126 [IFLA_BR_MCAST_QUERIER] = { .type = NETLINK_TYPE_U8 },
127 [IFLA_BR_MCAST_HASH_ELASTICITY] = { .type = NETLINK_TYPE_U32 },
128 [IFLA_BR_MCAST_HASH_MAX] = { .type = NETLINK_TYPE_U16 },
129 [IFLA_BR_MCAST_LAST_MEMBER_CNT] = { .type = NETLINK_TYPE_U32 },
130 [IFLA_BR_MCAST_STARTUP_QUERY_CNT] = { .type = NETLINK_TYPE_U16 },
131 [IFLA_BR_MCAST_LAST_MEMBER_INTVL] = { .type = NETLINK_TYPE_U64 },
132 [IFLA_BR_MCAST_MEMBERSHIP_INTVL] = { .type = NETLINK_TYPE_U64 },
133 [IFLA_BR_MCAST_QUERIER_INTVL] = { .type = NETLINK_TYPE_U64 },
134 [IFLA_BR_MCAST_QUERY_INTVL] = { .type = NETLINK_TYPE_U64 },
135 [IFLA_BR_MCAST_QUERY_RESPONSE_INTVL] = { .type = NETLINK_TYPE_U64 },
136 [IFLA_BR_MCAST_STARTUP_QUERY_INTVL] = { .type = NETLINK_TYPE_U64 },
137 [IFLA_BR_NF_CALL_IPTABLES] = { .type = NETLINK_TYPE_U8 },
138 [IFLA_BR_NF_CALL_IP6TABLES] = { .type = NETLINK_TYPE_U8 },
139 [IFLA_BR_NF_CALL_ARPTABLES] = { .type = NETLINK_TYPE_U8 },
140 [IFLA_BR_VLAN_DEFAULT_PVID] = { .type = NETLINK_TYPE_U16 },
ced671e1
SS		 141};
142
8ae4b6d1 143static const NLType rtnl_link_info_data_vlan_types[] = {
cafbc790 144 [IFLA_VLAN_ID] = { .type = NETLINK_TYPE_U16 },
d8e538ec
TG		 145/*
146 [IFLA_VLAN_FLAGS] = { .len = sizeof(struct ifla_vlan_flags) },
cafbc790
DH		 147 [IFLA_VLAN_EGRESS_QOS] = { .type = NETLINK_TYPE_NESTED },
148 [IFLA_VLAN_INGRESS_QOS] = { .type = NETLINK_TYPE_NESTED },
d8e538ec 149*/
cafbc790 150 [IFLA_VLAN_PROTOCOL] = { .type = NETLINK_TYPE_U16 },
d8e538ec
TG		 151};
152
8ae4b6d1 153static const NLType rtnl_link_info_data_vxlan_types[] = {
452c9569
SS		 154 [IFLA_VXLAN_ID] = { .type = NETLINK_TYPE_U32 },
155 [IFLA_VXLAN_GROUP] = { .type = NETLINK_TYPE_IN_ADDR },
156 [IFLA_VXLAN_LINK] = { .type = NETLINK_TYPE_U32 },
5564545b 157 [IFLA_VXLAN_LOCAL] = { .type = NETLINK_TYPE_IN_ADDR },
452c9569
SS		 158 [IFLA_VXLAN_TTL] = { .type = NETLINK_TYPE_U8 },
159 [IFLA_VXLAN_TOS] = { .type = NETLINK_TYPE_U8 },
160 [IFLA_VXLAN_LEARNING] = { .type = NETLINK_TYPE_U8 },
161 [IFLA_VXLAN_AGEING] = { .type = NETLINK_TYPE_U32 },
162 [IFLA_VXLAN_LIMIT] = { .type = NETLINK_TYPE_U32 },
163 [IFLA_VXLAN_PORT_RANGE] = { .type = NETLINK_TYPE_U32},
164 [IFLA_VXLAN_PROXY] = { .type = NETLINK_TYPE_U8 },
165 [IFLA_VXLAN_RSC] = { .type = NETLINK_TYPE_U8 },
166 [IFLA_VXLAN_L2MISS] = { .type = NETLINK_TYPE_U8 },
167 [IFLA_VXLAN_L3MISS] = { .type = NETLINK_TYPE_U8 },
168 [IFLA_VXLAN_PORT] = { .type = NETLINK_TYPE_U16 },
169 [IFLA_VXLAN_GROUP6] = { .type = NETLINK_TYPE_IN_ADDR },
170 [IFLA_VXLAN_LOCAL6] = { .type = NETLINK_TYPE_IN_ADDR },
171 [IFLA_VXLAN_UDP_CSUM] = { .type = NETLINK_TYPE_U8 },
172 [IFLA_VXLAN_UDP_ZERO_CSUM6_TX] = { .type = NETLINK_TYPE_U8 },
173 [IFLA_VXLAN_UDP_ZERO_CSUM6_RX] = { .type = NETLINK_TYPE_U8 },
174 [IFLA_VXLAN_REMCSUM_TX] = { .type = NETLINK_TYPE_U8 },
175 [IFLA_VXLAN_REMCSUM_RX] = { .type = NETLINK_TYPE_U8 },
176 [IFLA_VXLAN_GBP] = { .type = NETLINK_TYPE_FLAG },
177 [IFLA_VXLAN_REMCSUM_NOPARTIAL] = { .type = NETLINK_TYPE_FLAG },
6d21646a
SS		 178 [IFLA_VXLAN_COLLECT_METADATA] = { .type = NETLINK_TYPE_U8 },
179 [IFLA_VXLAN_LABEL] = { .type = NETLINK_TYPE_U32 },
180 [IFLA_VXLAN_GPE] = { .type = NETLINK_TYPE_FLAG },
6ef81477
SS		 181};
182
8ae4b6d1 183static const NLType rtnl_bond_arp_target_types[] = {
cafbc790
DH		 184 [BOND_ARP_TARGETS_0] = { .type = NETLINK_TYPE_U32 },
185 [BOND_ARP_TARGETS_1] = { .type = NETLINK_TYPE_U32 },
186 [BOND_ARP_TARGETS_2] = { .type = NETLINK_TYPE_U32 },
187 [BOND_ARP_TARGETS_3] = { .type = NETLINK_TYPE_U32 },
188 [BOND_ARP_TARGETS_4] = { .type = NETLINK_TYPE_U32 },
189 [BOND_ARP_TARGETS_5] = { .type = NETLINK_TYPE_U32 },
190 [BOND_ARP_TARGETS_6] = { .type = NETLINK_TYPE_U32 },
191 [BOND_ARP_TARGETS_7] = { .type = NETLINK_TYPE_U32 },
192 [BOND_ARP_TARGETS_8] = { .type = NETLINK_TYPE_U32 },
193 [BOND_ARP_TARGETS_9] = { .type = NETLINK_TYPE_U32 },
194 [BOND_ARP_TARGETS_10] = { .type = NETLINK_TYPE_U32 },
195 [BOND_ARP_TARGETS_11] = { .type = NETLINK_TYPE_U32 },
196 [BOND_ARP_TARGETS_12] = { .type = NETLINK_TYPE_U32 },
197 [BOND_ARP_TARGETS_13] = { .type = NETLINK_TYPE_U32 },
198 [BOND_ARP_TARGETS_14] = { .type = NETLINK_TYPE_U32 },
199 [BOND_ARP_TARGETS_MAX] = { .type = NETLINK_TYPE_U32 },
81bd37a8
SS		 200};
201
202static const NLTypeSystem rtnl_bond_arp_type_system = {
c1df8dee 203 .count = ELEMENTSOF(rtnl_bond_arp_target_types),
81bd37a8
SS		 204 .types = rtnl_bond_arp_target_types,
205};
206
8ae4b6d1 207static const NLType rtnl_link_info_data_bond_types[] = {
cafbc790
DH		 208 [IFLA_BOND_MODE] = { .type = NETLINK_TYPE_U8 },
209 [IFLA_BOND_ACTIVE_SLAVE] = { .type = NETLINK_TYPE_U32 },
210 [IFLA_BOND_MIIMON] = { .type = NETLINK_TYPE_U32 },
211 [IFLA_BOND_UPDELAY] = { .type = NETLINK_TYPE_U32 },
212 [IFLA_BOND_DOWNDELAY] = { .type = NETLINK_TYPE_U32 },
213 [IFLA_BOND_USE_CARRIER] = { .type = NETLINK_TYPE_U8 },
214 [IFLA_BOND_ARP_INTERVAL] = { .type = NETLINK_TYPE_U32 },
215 [IFLA_BOND_ARP_IP_TARGET] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_bond_arp_type_system },
216 [IFLA_BOND_ARP_VALIDATE] = { .type = NETLINK_TYPE_U32 },
217 [IFLA_BOND_ARP_ALL_TARGETS] = { .type = NETLINK_TYPE_U32 },
218 [IFLA_BOND_PRIMARY] = { .type = NETLINK_TYPE_U32 },
219 [IFLA_BOND_PRIMARY_RESELECT] = { .type = NETLINK_TYPE_U8 },
220 [IFLA_BOND_FAIL_OVER_MAC] = { .type = NETLINK_TYPE_U8 },
221 [IFLA_BOND_XMIT_HASH_POLICY] = { .type = NETLINK_TYPE_U8 },
222 [IFLA_BOND_RESEND_IGMP] = { .type = NETLINK_TYPE_U32 },
223 [IFLA_BOND_NUM_PEER_NOTIF] = { .type = NETLINK_TYPE_U8 },
224 [IFLA_BOND_ALL_SLAVES_ACTIVE] = { .type = NETLINK_TYPE_U8 },
225 [IFLA_BOND_MIN_LINKS] = { .type = NETLINK_TYPE_U32 },
226 [IFLA_BOND_LP_INTERVAL] = { .type = NETLINK_TYPE_U32 },
227 [IFLA_BOND_PACKETS_PER_SLAVE] = { .type = NETLINK_TYPE_U32 },
228 [IFLA_BOND_AD_LACP_RATE] = { .type = NETLINK_TYPE_U8 },
229 [IFLA_BOND_AD_SELECT] = { .type = NETLINK_TYPE_U8 },
230 [IFLA_BOND_AD_INFO] = { .type = NETLINK_TYPE_NESTED },
d8e538ec
TG		 231};
232
8ae4b6d1 233static const NLType rtnl_link_info_data_iptun_types[] = {
cafbc790
DH		 234 [IFLA_IPTUN_LINK] = { .type = NETLINK_TYPE_U32 },
235 [IFLA_IPTUN_LOCAL] = { .type = NETLINK_TYPE_IN_ADDR },
236 [IFLA_IPTUN_REMOTE] = { .type = NETLINK_TYPE_IN_ADDR },
237 [IFLA_IPTUN_TTL] = { .type = NETLINK_TYPE_U8 },
238 [IFLA_IPTUN_TOS] = { .type = NETLINK_TYPE_U8 },
239 [IFLA_IPTUN_PMTUDISC] = { .type = NETLINK_TYPE_U8 },
240 [IFLA_IPTUN_FLAGS] = { .type = NETLINK_TYPE_U16 },
241 [IFLA_IPTUN_PROTO] = { .type = NETLINK_TYPE_U8 },
242 [IFLA_IPTUN_6RD_PREFIX] = { .type = NETLINK_TYPE_IN_ADDR },
243 [IFLA_IPTUN_6RD_RELAY_PREFIX] = { .type = NETLINK_TYPE_U32 },
244 [IFLA_IPTUN_6RD_PREFIXLEN] = { .type = NETLINK_TYPE_U16 },
245 [IFLA_IPTUN_6RD_RELAY_PREFIXLEN] = { .type = NETLINK_TYPE_U16 },
6e74cade
ZJS		 246 [IFLA_IPTUN_ENCAP_TYPE] = { .type = NETLINK_TYPE_U16 },
247 [IFLA_IPTUN_ENCAP_FLAGS] = { .type = NETLINK_TYPE_U16 },
248 [IFLA_IPTUN_ENCAP_SPORT] = { .type = NETLINK_TYPE_U16 },
249 [IFLA_IPTUN_ENCAP_DPORT] = { .type = NETLINK_TYPE_U16 },
0a827d10
SS		 250};
251
8ae4b6d1 252static const NLType rtnl_link_info_data_ipgre_types[] = {
8aee0f1f
SS		 253 [IFLA_GRE_LINK] = { .type = NETLINK_TYPE_U32 },
254 [IFLA_GRE_IFLAGS] = { .type = NETLINK_TYPE_U16 },
255 [IFLA_GRE_OFLAGS] = { .type = NETLINK_TYPE_U16 },
256 [IFLA_GRE_IKEY] = { .type = NETLINK_TYPE_U32 },
257 [IFLA_GRE_OKEY] = { .type = NETLINK_TYPE_U32 },
258 [IFLA_GRE_LOCAL] = { .type = NETLINK_TYPE_IN_ADDR },
259 [IFLA_GRE_REMOTE] = { .type = NETLINK_TYPE_IN_ADDR },
260 [IFLA_GRE_TTL] = { .type = NETLINK_TYPE_U8 },
261 [IFLA_GRE_TOS] = { .type = NETLINK_TYPE_U8 },
262 [IFLA_GRE_PMTUDISC] = { .type = NETLINK_TYPE_U8 },
263 [IFLA_GRE_FLOWINFO] = { .type = NETLINK_TYPE_U32 },
264 [IFLA_GRE_FLAGS] = { .type = NETLINK_TYPE_U32 },
265 [IFLA_GRE_ENCAP_TYPE] = { .type = NETLINK_TYPE_U16 },
266 [IFLA_GRE_ENCAP_FLAGS] = { .type = NETLINK_TYPE_U16 },
267 [IFLA_GRE_ENCAP_SPORT] = { .type = NETLINK_TYPE_U16 },
268 [IFLA_GRE_ENCAP_DPORT] = { .type = NETLINK_TYPE_U16 },
8bb088c5
SS		 269};
270
8ae4b6d1 271static const NLType rtnl_link_info_data_ipvti_types[] = {
cafbc790
DH		 272 [IFLA_VTI_LINK] = { .type = NETLINK_TYPE_U32 },
273 [IFLA_VTI_IKEY] = { .type = NETLINK_TYPE_U32 },
274 [IFLA_VTI_OKEY] = { .type = NETLINK_TYPE_U32 },
6e74cade
ZJS		 275 [IFLA_VTI_LOCAL] = { .type = NETLINK_TYPE_IN_ADDR },
276 [IFLA_VTI_REMOTE] = { .type = NETLINK_TYPE_IN_ADDR },
a613382b
SS		 277};
278
8ae4b6d1 279static const NLType rtnl_link_info_data_ip6tnl_types[] = {
cafbc790
DH		 280 [IFLA_IPTUN_LINK] = { .type = NETLINK_TYPE_U32 },
281 [IFLA_IPTUN_LOCAL] = { .type = NETLINK_TYPE_IN_ADDR },
282 [IFLA_IPTUN_REMOTE] = { .type = NETLINK_TYPE_IN_ADDR },
283 [IFLA_IPTUN_TTL] = { .type = NETLINK_TYPE_U8 },
284 [IFLA_IPTUN_FLAGS] = { .type = NETLINK_TYPE_U32 },
285 [IFLA_IPTUN_PROTO] = { .type = NETLINK_TYPE_U8 },
286 [IFLA_IPTUN_ENCAP_LIMIT] = { .type = NETLINK_TYPE_U8 },
6e74cade 287 [IFLA_IPTUN_FLOWINFO] = { .type = NETLINK_TYPE_U32 },
855ee1a1
SS		 288};
289
20897a0d
AR		 290static const NLType rtnl_link_info_data_vrf_types[] = {
291 [IFLA_VRF_TABLE] = { .type = NETLINK_TYPE_U32 },
292};
293
ca5e8071
SS		 294static const NLType rtnl_link_info_data_geneve_types[] = {
295 [IFLA_GENEVE_ID] = { .type = NETLINK_TYPE_U32 },
296 [IFLA_GENEVE_TTL] = { .type = NETLINK_TYPE_U8 },
297 [IFLA_GENEVE_TOS] = { .type = NETLINK_TYPE_U8 },
298 [IFLA_GENEVE_PORT] = { .type = NETLINK_TYPE_U16 },
299 [IFLA_GENEVE_REMOTE] = { .type = NETLINK_TYPE_IN_ADDR },
300 [IFLA_GENEVE_REMOTE6] = { .type = NETLINK_TYPE_IN_ADDR },
301 [IFLA_GENEVE_UDP_CSUM] = { .type = NETLINK_TYPE_U8 },
302 [IFLA_GENEVE_UDP_ZERO_CSUM6_TX] = { .type = NETLINK_TYPE_U8 },
303 [IFLA_GENEVE_UDP_ZERO_CSUM6_RX] = { .type = NETLINK_TYPE_U8 },
304 [IFLA_GENEVE_LABEL] = { .type = NETLINK_TYPE_U32 },
305};
306
0a827d10 307/* these strings must match the .kind entries in the kernel */
8ae4b6d1 308static const char* const nl_union_link_info_data_table[] = {
d8e538ec
TG		 309 [NL_UNION_LINK_INFO_DATA_BOND] = "bond",
310 [NL_UNION_LINK_INFO_DATA_BRIDGE] = "bridge",
311 [NL_UNION_LINK_INFO_DATA_VLAN] = "vlan",
312 [NL_UNION_LINK_INFO_DATA_VETH] = "veth",
9e358851 313 [NL_UNION_LINK_INFO_DATA_DUMMY] = "dummy",
d8e538ec 314 [NL_UNION_LINK_INFO_DATA_MACVLAN] = "macvlan",
d1312575 315 [NL_UNION_LINK_INFO_DATA_MACVTAP] = "macvtap",
c4a5ddc9 316 [NL_UNION_LINK_INFO_DATA_IPVLAN] = "ipvlan",
6ef81477 317 [NL_UNION_LINK_INFO_DATA_VXLAN] = "vxlan",
0a827d10 318 [NL_UNION_LINK_INFO_DATA_IPIP_TUNNEL] = "ipip",
8bb088c5 319 [NL_UNION_LINK_INFO_DATA_IPGRE_TUNNEL] = "gre",
1af2536a 320 [NL_UNION_LINK_INFO_DATA_IPGRETAP_TUNNEL] = "gretap",
b16492f8
SS		 321 [NL_UNION_LINK_INFO_DATA_IP6GRE_TUNNEL] = "ip6gre",
322 [NL_UNION_LINK_INFO_DATA_IP6GRETAP_TUNNEL] = "ip6gretap",
0a827d10 323 [NL_UNION_LINK_INFO_DATA_SIT_TUNNEL] = "sit",
a613382b 324 [NL_UNION_LINK_INFO_DATA_VTI_TUNNEL] = "vti",
9011ce77 325 [NL_UNION_LINK_INFO_DATA_VTI6_TUNNEL] = "vti6",
855ee1a1 326 [NL_UNION_LINK_INFO_DATA_IP6TNL_TUNNEL] = "ip6tnl",
20897a0d 327 [NL_UNION_LINK_INFO_DATA_VRF] = "vrf",
92c918b0 328 [NL_UNION_LINK_INFO_DATA_VCAN] = "vcan",
ca5e8071 329 [NL_UNION_LINK_INFO_DATA_GENEVE] = "geneve",
d8e538ec
TG		 330};
331
332DEFINE_STRING_TABLE_LOOKUP(nl_union_link_info_data, NLUnionLinkInfoData);
333
8ae4b6d1 334static const NLTypeSystem rtnl_link_info_data_type_systems[] = {
92c918b0
SS		 335 [NL_UNION_LINK_INFO_DATA_BOND] = { .count = ELEMENTSOF(rtnl_link_info_data_bond_types),
336 .types = rtnl_link_info_data_bond_types },
337 [NL_UNION_LINK_INFO_DATA_BRIDGE] = { .count = ELEMENTSOF(rtnl_link_info_data_bridge_types),
338 .types = rtnl_link_info_data_bridge_types },
339 [NL_UNION_LINK_INFO_DATA_VLAN] = { .count = ELEMENTSOF(rtnl_link_info_data_vlan_types),
340 .types = rtnl_link_info_data_vlan_types },
341 [NL_UNION_LINK_INFO_DATA_VETH] = { .count = ELEMENTSOF(rtnl_link_info_data_veth_types),
342 .types = rtnl_link_info_data_veth_types },
343 [NL_UNION_LINK_INFO_DATA_MACVLAN] = { .count = ELEMENTSOF(rtnl_link_info_data_macvlan_types),
344 .types = rtnl_link_info_data_macvlan_types },
345 [NL_UNION_LINK_INFO_DATA_MACVTAP] = { .count = ELEMENTSOF(rtnl_link_info_data_macvlan_types),
346 .types = rtnl_link_info_data_macvlan_types },
347 [NL_UNION_LINK_INFO_DATA_IPVLAN] = { .count = ELEMENTSOF(rtnl_link_info_data_ipvlan_types),
348 .types = rtnl_link_info_data_ipvlan_types },
349 [NL_UNION_LINK_INFO_DATA_VXLAN] = { .count = ELEMENTSOF(rtnl_link_info_data_vxlan_types),
350 .types = rtnl_link_info_data_vxlan_types },
351 [NL_UNION_LINK_INFO_DATA_IPIP_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_iptun_types),
352 .types = rtnl_link_info_data_iptun_types },
353 [NL_UNION_LINK_INFO_DATA_IPGRE_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ipgre_types),
354 .types = rtnl_link_info_data_ipgre_types },
c1df8dee 355 [NL_UNION_LINK_INFO_DATA_IPGRETAP_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ipgre_types),
92c918b0
SS		 356 .types = rtnl_link_info_data_ipgre_types },
357 [NL_UNION_LINK_INFO_DATA_IP6GRE_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ipgre_types),
358 .types = rtnl_link_info_data_ipgre_types },
359 [NL_UNION_LINK_INFO_DATA_IP6GRETAP_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ipgre_types),
360 .types = rtnl_link_info_data_ipgre_types },
361 [NL_UNION_LINK_INFO_DATA_SIT_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_iptun_types),
362 .types = rtnl_link_info_data_iptun_types },
363 [NL_UNION_LINK_INFO_DATA_VTI_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ipvti_types),
364 .types = rtnl_link_info_data_ipvti_types },
365 [NL_UNION_LINK_INFO_DATA_VTI6_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ipvti_types),
366 .types = rtnl_link_info_data_ipvti_types },
367 [NL_UNION_LINK_INFO_DATA_IP6TNL_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ip6tnl_types),
368 .types = rtnl_link_info_data_ip6tnl_types },
369 [NL_UNION_LINK_INFO_DATA_VRF] = { .count = ELEMENTSOF(rtnl_link_info_data_vrf_types),
370 .types = rtnl_link_info_data_vrf_types },
ca5e8071
SS		 371 [NL_UNION_LINK_INFO_DATA_GENEVE] = { .count = ELEMENTSOF(rtnl_link_info_data_geneve_types),
372 .types = rtnl_link_info_data_geneve_types },
d8e538ec
TG		 373};
374
375static const NLTypeSystemUnion rtnl_link_info_data_type_system_union = {
376 .num = _NL_UNION_LINK_INFO_DATA_MAX,
377 .lookup = nl_union_link_info_data_from_string,
378 .type_systems = rtnl_link_info_data_type_systems,
4af7b60d 379 .match_type = NL_MATCH_SIBLING,
d8e538ec
TG		 380 .match = IFLA_INFO_KIND,
381};
382
8ae4b6d1 383static const NLType rtnl_link_info_types[] = {
cafbc790
DH		 384 [IFLA_INFO_KIND] = { .type = NETLINK_TYPE_STRING },
385 [IFLA_INFO_DATA] = { .type = NETLINK_TYPE_UNION, .type_system_union = &rtnl_link_info_data_type_system_union},
d8e538ec
TG		 386/*
387 [IFLA_INFO_XSTATS],
cafbc790
DH		 388 [IFLA_INFO_SLAVE_KIND] = { .type = NETLINK_TYPE_STRING },
389 [IFLA_INFO_SLAVE_DATA] = { .type = NETLINK_TYPE_NESTED },
d8e538ec
TG		 390*/
391};
392
393static const NLTypeSystem rtnl_link_info_type_system = {
c1df8dee 394 .count = ELEMENTSOF(rtnl_link_info_types),
d8e538ec
TG		 395 .types = rtnl_link_info_types,
396};
397
8ae4b6d1 398static const struct NLType rtnl_prot_info_bridge_port_types[] = {
cafbc790
DH		 399 [IFLA_BRPORT_STATE] = { .type = NETLINK_TYPE_U8 },
400 [IFLA_BRPORT_COST] = { .type = NETLINK_TYPE_U32 },
401 [IFLA_BRPORT_PRIORITY] = { .type = NETLINK_TYPE_U16 },
402 [IFLA_BRPORT_MODE] = { .type = NETLINK_TYPE_U8 },
403 [IFLA_BRPORT_GUARD] = { .type = NETLINK_TYPE_U8 },
404 [IFLA_BRPORT_PROTECT] = { .type = NETLINK_TYPE_U8 },
0c1f248e 405 [IFLA_BRPORT_FAST_LEAVE] = { .type = NETLINK_TYPE_U8 },
cafbc790
DH		 406 [IFLA_BRPORT_LEARNING] = { .type = NETLINK_TYPE_U8 },
407 [IFLA_BRPORT_UNICAST_FLOOD] = { .type = NETLINK_TYPE_U8 },
0c1f248e
SS		 408 [IFLA_BRPORT_PROXYARP] = { .type = NETLINK_TYPE_U8 },
409 [IFLA_BRPORT_LEARNING_SYNC] = { .type = NETLINK_TYPE_U8 },
d0159fdc
SS		 410};
411
8ae4b6d1 412static const NLTypeSystem rtnl_prot_info_type_systems[] = {
c1df8dee 413 [AF_BRIDGE] = { .count = ELEMENTSOF(rtnl_prot_info_bridge_port_types),
4af7b60d
TG		 414 .types = rtnl_prot_info_bridge_port_types },
415};
416
417static const NLTypeSystemUnion rtnl_prot_info_type_system_union = {
418 .num = AF_MAX,
419 .type_systems = rtnl_prot_info_type_systems,
420 .match_type = NL_MATCH_PROTOCOL,
d0159fdc
SS		 421};
422
8ae4b6d1 423static const struct NLType rtnl_af_spec_inet6_types[] = {
cafbc790 424 [IFLA_INET6_FLAGS] = { .type = NETLINK_TYPE_U32 },
c149ae08
TG		 425/*
426 IFLA_INET6_CONF,
427 IFLA_INET6_STATS,
428 IFLA_INET6_MCAST,
429 IFLA_INET6_CACHEINFO,
430 IFLA_INET6_ICMP6STATS,
431*/
cafbc790
DH		 432 [IFLA_INET6_TOKEN] = { .type = NETLINK_TYPE_IN_ADDR },
433 [IFLA_INET6_ADDR_GEN_MODE] = { .type = NETLINK_TYPE_U8 },
c149ae08
TG		 434};
435
73cb1c14 436static const NLTypeSystem rtnl_af_spec_inet6_type_system = {
c1df8dee 437 .count = ELEMENTSOF(rtnl_af_spec_inet6_types),
73cb1c14 438 .types = rtnl_af_spec_inet6_types,
c149ae08
TG		 439};
440
8ae4b6d1 441static const NLType rtnl_af_spec_types[] = {
cafbc790 442 [AF_INET6] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_af_spec_inet6_type_system },
73cb1c14
TG		 443};
444
445static const NLTypeSystem rtnl_af_spec_type_system = {
c1df8dee 446 .count = ELEMENTSOF(rtnl_af_spec_types),
73cb1c14 447 .types = rtnl_af_spec_types,
c149ae08
TG		 448};
449
8ae4b6d1 450static const NLType rtnl_link_types[] = {
6e74cade
ZJS		 451 [IFLA_ADDRESS] = { .type = NETLINK_TYPE_ETHER_ADDR },
452 [IFLA_BROADCAST] = { .type = NETLINK_TYPE_ETHER_ADDR },
453 [IFLA_IFNAME] = { .type = NETLINK_TYPE_STRING, .size = IFNAMSIZ - 1 },
cafbc790
DH		 454 [IFLA_MTU] = { .type = NETLINK_TYPE_U32 },
455 [IFLA_LINK] = { .type = NETLINK_TYPE_U32 },
d8e538ec
TG		 456/*
457 [IFLA_QDISC],
458 [IFLA_STATS],
459 [IFLA_COST],
460 [IFLA_PRIORITY],
461*/
cafbc790 462 [IFLA_MASTER] = { .type = NETLINK_TYPE_U32 },
d8e538ec
TG		 463/*
464 [IFLA_WIRELESS],
d8e538ec 465*/
cafbc790
DH		 466 [IFLA_PROTINFO] = { .type = NETLINK_TYPE_UNION, .type_system_union = &rtnl_prot_info_type_system_union },
467 [IFLA_TXQLEN] = { .type = NETLINK_TYPE_U32 },
d8e538ec
TG		 468/*
469 [IFLA_MAP] = { .len = sizeof(struct rtnl_link_ifmap) },
470*/
cafbc790
DH		 471 [IFLA_WEIGHT] = { .type = NETLINK_TYPE_U32 },
472 [IFLA_OPERSTATE] = { .type = NETLINK_TYPE_U8 },
473 [IFLA_LINKMODE] = { .type = NETLINK_TYPE_U8 },
474 [IFLA_LINKINFO] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_info_type_system },
475 [IFLA_NET_NS_PID] = { .type = NETLINK_TYPE_U32 },
476 [IFLA_IFALIAS] = { .type = NETLINK_TYPE_STRING, .size = IFALIASZ - 1 },
d8e538ec
TG		 477/*
478 [IFLA_NUM_VF],
cafbc790 479 [IFLA_VFINFO_LIST] = {. type = NETLINK_TYPE_NESTED, },
d8e538ec 480 [IFLA_STATS64],
cafbc790
DH		 481 [IFLA_VF_PORTS] = { .type = NETLINK_TYPE_NESTED },
482 [IFLA_PORT_SELF] = { .type = NETLINK_TYPE_NESTED },
c149ae08 483*/
cafbc790 484 [IFLA_AF_SPEC] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_af_spec_type_system },
c149ae08 485/*
d8e538ec
TG		 486 [IFLA_VF_PORTS],
487 [IFLA_PORT_SELF],
488 [IFLA_AF_SPEC],
489*/
cafbc790
DH		 490 [IFLA_GROUP] = { .type = NETLINK_TYPE_U32 },
491 [IFLA_NET_NS_FD] = { .type = NETLINK_TYPE_U32 },
492 [IFLA_EXT_MASK] = { .type = NETLINK_TYPE_U32 },
493 [IFLA_PROMISCUITY] = { .type = NETLINK_TYPE_U32 },
494 [IFLA_NUM_TX_QUEUES] = { .type = NETLINK_TYPE_U32 },
495 [IFLA_NUM_RX_QUEUES] = { .type = NETLINK_TYPE_U32 },
496 [IFLA_CARRIER] = { .type = NETLINK_TYPE_U8 },
d8e538ec 497/*
cafbc790 498 [IFLA_PHYS_PORT_ID] = { .type = NETLINK_TYPE_BINARY, .len = MAX_PHYS_PORT_ID_LEN },
d8e538ec
TG		 499*/
500};
501
502static const NLTypeSystem rtnl_link_type_system = {
c1df8dee 503 .count = ELEMENTSOF(rtnl_link_types),
d8e538ec
TG		 504 .types = rtnl_link_types,
505};
506
de79f906
LP		 507/* IFA_FLAGS was defined in kernel 3.14, but we still support older
508 * kernels where IFA_MAX is lower. */
8ae4b6d1 509static const NLType rtnl_address_types[] = {
cafbc790
DH		 510 [IFA_ADDRESS] = { .type = NETLINK_TYPE_IN_ADDR },
511 [IFA_LOCAL] = { .type = NETLINK_TYPE_IN_ADDR },
512 [IFA_LABEL] = { .type = NETLINK_TYPE_STRING, .size = IFNAMSIZ - 1 },
513 [IFA_BROADCAST] = { .type = NETLINK_TYPE_IN_ADDR }, /* 6? */
514 [IFA_CACHEINFO] = { .type = NETLINK_TYPE_CACHE_INFO, .size = sizeof(struct ifa_cacheinfo) },
d8e538ec
TG		 515/*
516 [IFA_ANYCAST],
d8e538ec
TG		 517 [IFA_MULTICAST],
518*/
cafbc790 519 [IFA_FLAGS] = { .type = NETLINK_TYPE_U32 },
d8e538ec
TG		 520};
521
522static const NLTypeSystem rtnl_address_type_system = {
c1df8dee 523 .count = ELEMENTSOF(rtnl_address_types),
d8e538ec
TG		 524 .types = rtnl_address_types,
525};
526
d6fceaf1
SS		 527/* RTM_METRICS --- array of struct rtattr with types of RTAX_* */
528
529static const NLType rtnl_route_metrics_types[] = {
530 [RTAX_MTU] = { .type = NETLINK_TYPE_U32 },
531 [RTAX_WINDOW] = { .type = NETLINK_TYPE_U32 },
532 [RTAX_RTT] = { .type = NETLINK_TYPE_U32 },
533 [RTAX_RTTVAR] = { .type = NETLINK_TYPE_U32 },
534 [RTAX_SSTHRESH] = { .type = NETLINK_TYPE_U32 },
535 [RTAX_CWND] = { .type = NETLINK_TYPE_U32 },
536 [RTAX_ADVMSS] = { .type = NETLINK_TYPE_U32 },
537 [RTAX_REORDERING] = { .type = NETLINK_TYPE_U32 },
538 [RTAX_HOPLIMIT] = { .type = NETLINK_TYPE_U32 },
539 [RTAX_INITCWND] = { .type = NETLINK_TYPE_U32 },
540 [RTAX_FEATURES] = { .type = NETLINK_TYPE_U32 },
541 [RTAX_RTO_MIN] = { .type = NETLINK_TYPE_U32 },
542};
543
544static const NLTypeSystem rtnl_route_metrics_type_system = {
545 .count = ELEMENTSOF(rtnl_route_metrics_types),
546 .types = rtnl_route_metrics_types,
547};
548
8ae4b6d1 549static const NLType rtnl_route_types[] = {
cafbc790
DH		 550 [RTA_DST] = { .type = NETLINK_TYPE_IN_ADDR }, /* 6? */
551 [RTA_SRC] = { .type = NETLINK_TYPE_IN_ADDR }, /* 6? */
552 [RTA_IIF] = { .type = NETLINK_TYPE_U32 },
553 [RTA_OIF] = { .type = NETLINK_TYPE_U32 },
554 [RTA_GATEWAY] = { .type = NETLINK_TYPE_IN_ADDR },
555 [RTA_PRIORITY] = { .type = NETLINK_TYPE_U32 },
556 [RTA_PREFSRC] = { .type = NETLINK_TYPE_IN_ADDR }, /* 6? */
d6fceaf1
SS		 557 [RTA_METRICS] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_route_metrics_type_system},
558/* [RTA_MULTIPATH] = { .len = sizeof(struct rtnexthop) },
d8e538ec 559*/
cafbc790 560 [RTA_FLOW] = { .type = NETLINK_TYPE_U32 }, /* 6? */
d8e538ec
TG		 561/*
562 RTA_CACHEINFO,
563 RTA_TABLE,
564 RTA_MARK,
565 RTA_MFC_STATS,
b69015ef
TG		 566 RTA_VIA,
567 RTA_NEWDST,
d8e538ec 568*/
b69015ef
TG		 569 [RTA_PREF] = { .type = NETLINK_TYPE_U8 },
570
d8e538ec
TG		 571};
572
573static const NLTypeSystem rtnl_route_type_system = {
c1df8dee 574 .count = ELEMENTSOF(rtnl_route_types),
d8e538ec
TG		 575 .types = rtnl_route_types,
576};
577
8ae4b6d1 578static const NLType rtnl_neigh_types[] = {
cafbc790
DH		 579 [NDA_DST] = { .type = NETLINK_TYPE_IN_ADDR },
580 [NDA_LLADDR] = { .type = NETLINK_TYPE_ETHER_ADDR },
581 [NDA_CACHEINFO] = { .type = NETLINK_TYPE_CACHE_INFO, .size = sizeof(struct nda_cacheinfo) },
582 [NDA_PROBES] = { .type = NETLINK_TYPE_U32 },
583 [NDA_VLAN] = { .type = NETLINK_TYPE_U16 },
584 [NDA_PORT] = { .type = NETLINK_TYPE_U16 },
585 [NDA_VNI] = { .type = NETLINK_TYPE_U32 },
586 [NDA_IFINDEX] = { .type = NETLINK_TYPE_U32 },
e559b384
TG		 587};
588
589static const NLTypeSystem rtnl_neigh_type_system = {
c1df8dee 590 .count = ELEMENTSOF(rtnl_neigh_types),
e559b384
TG		 591 .types = rtnl_neigh_types,
592};
593
30746d60
SS		 594static const NLType rtnl_addrlabel_types[] = {
595 [IFAL_ADDRESS] = { .type = NETLINK_TYPE_IN_ADDR, .size = sizeof(struct in6_addr) },
596 [IFAL_LABEL] = { .type = NETLINK_TYPE_U32 },
597};
598
599static const NLTypeSystem rtnl_addrlabel_type_system = {
600 .count = ELEMENTSOF(rtnl_addrlabel_types),
601 .types = rtnl_addrlabel_types,
602};
603
bce67bbe
SS		 604static const NLType rtnl_routing_policy_rule_types[] = {
605 [FRA_DST] = { .type = NETLINK_TYPE_IN_ADDR },
606 [FRA_SRC] = { .type = NETLINK_TYPE_IN_ADDR },
607 [FRA_IIFNAME] = { .type = NETLINK_TYPE_STRING },
608 [RTA_OIF] = { .type = NETLINK_TYPE_U32 },
609 [RTA_GATEWAY] = { .type = NETLINK_TYPE_IN_ADDR },
610 [FRA_PRIORITY] = { .type = NETLINK_TYPE_U32 },
611 [FRA_FWMARK] = { .type = NETLINK_TYPE_U32 },
612 [FRA_FLOW] = { .type = NETLINK_TYPE_U32 },
613 [FRA_TUN_ID] = { .type = NETLINK_TYPE_U32 },
614 [FRA_SUPPRESS_IFGROUP] = { .type = NETLINK_TYPE_U32 },
615 [FRA_SUPPRESS_PREFIXLEN] = { .type = NETLINK_TYPE_U32 },
616 [FRA_TABLE] = { .type = NETLINK_TYPE_U32 },
617 [FRA_FWMASK] = { .type = NETLINK_TYPE_U32 },
618 [FRA_OIFNAME] = { .type = NETLINK_TYPE_STRING },
619 [FRA_PAD] = { .type = NETLINK_TYPE_U32 },
620 [FRA_L3MDEV] = { .type = NETLINK_TYPE_U64 },
621 [FRA_UID_RANGE] = { .size = sizeof(struct fib_rule_uid_range) },
622};
623
624static const NLTypeSystem rtnl_routing_policy_rule_type_system = {
625 .count = ELEMENTSOF(rtnl_routing_policy_rule_types),
626 .types = rtnl_routing_policy_rule_types,
627};
628
8ae4b6d1 629static const NLType rtnl_types[] = {
30746d60
SS		 630 [NLMSG_DONE] = { .type = NETLINK_TYPE_NESTED, .type_system = &empty_type_system, .size = 0 },
631 [NLMSG_ERROR] = { .type = NETLINK_TYPE_NESTED, .type_system = &empty_type_system, .size = sizeof(struct nlmsgerr) },
632 [RTM_NEWLINK] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_type_system, .size = sizeof(struct ifinfomsg) },
633 [RTM_DELLINK] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_type_system, .size = sizeof(struct ifinfomsg) },
634 [RTM_GETLINK] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_type_system, .size = sizeof(struct ifinfomsg) },
635 [RTM_SETLINK] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_type_system, .size = sizeof(struct ifinfomsg) },
636 [RTM_NEWADDR] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_address_type_system, .size = sizeof(struct ifaddrmsg) },
637 [RTM_DELADDR] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_address_type_system, .size = sizeof(struct ifaddrmsg) },
638 [RTM_GETADDR] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_address_type_system, .size = sizeof(struct ifaddrmsg) },
639 [RTM_NEWROUTE] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_route_type_system, .size = sizeof(struct rtmsg) },
640 [RTM_DELROUTE] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_route_type_system, .size = sizeof(struct rtmsg) },
641 [RTM_GETROUTE] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_route_type_system, .size = sizeof(struct rtmsg) },
642 [RTM_NEWNEIGH] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_neigh_type_system, .size = sizeof(struct ndmsg) },
643 [RTM_DELNEIGH] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_neigh_type_system, .size = sizeof(struct ndmsg) },
644 [RTM_GETNEIGH] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_neigh_type_system, .size = sizeof(struct ndmsg) },
645 [RTM_NEWADDRLABEL] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_addrlabel_type_system, .size = sizeof(struct ifaddrlblmsg) },
646 [RTM_DELADDRLABEL] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_addrlabel_type_system, .size = sizeof(struct ifaddrlblmsg) },
647 [RTM_GETADDRLABEL] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_addrlabel_type_system, .size = sizeof(struct ifaddrlblmsg) },
bce67bbe
SS		 648 [RTM_NEWRULE] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_routing_policy_rule_type_system, .size = sizeof(struct rtmsg) },
649 [RTM_DELRULE] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_routing_policy_rule_type_system, .size = sizeof(struct rtmsg) },
650 [RTM_GETRULE] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_routing_policy_rule_type_system, .size = sizeof(struct rtmsg) },
d8e538ec
TG		 651};
652
846a6b3d 653const NLTypeSystem type_system_root = {
c1df8dee 654 .count = ELEMENTSOF(rtnl_types),
d8e538ec
TG		 655 .types = rtnl_types,
656};
657
817d1cd8
DH		 658uint16_t type_get_type(const NLType *type) {
659 assert(type);
660 return type->type;
661}
662
663size_t type_get_size(const NLType *type) {
664 assert(type);
665 return type->size;
666}
667
c658008f
DH		 668void type_get_type_system(const NLType *nl_type, const NLTypeSystem **ret) {
669 assert(nl_type);
670 assert(ret);
671 assert(nl_type->type == NETLINK_TYPE_NESTED);
672 assert(nl_type->type_system);
673
674 *ret = nl_type->type_system;
675}
676
677void type_get_type_system_union(const NLType *nl_type, const NLTypeSystemUnion **ret) {
678 assert(nl_type);
679 assert(ret);
680 assert(nl_type->type == NETLINK_TYPE_UNION);
681 assert(nl_type->type_system_union);
682
683 *ret = nl_type->type_system_union;
684}
685
c1df8dee 686uint16_t type_system_get_count(const NLTypeSystem *type_system) {
435bbb02 687 assert(type_system);
c1df8dee 688 return type_system->count;
435bbb02
DH		 689}
690
d8e538ec
TG		 691int type_system_get_type(const NLTypeSystem *type_system, const NLType **ret, uint16_t type) {
692 const NLType *nl_type;
693
694 assert(ret);
846a6b3d 695 assert(type_system);
d8e538ec
TG		 696 assert(type_system->types);
697
c1df8dee 698 if (type >= type_system->count)
15411c0c 699 return -EOPNOTSUPP;
d8e538ec
TG		 700
701 nl_type = &type_system->types[type];
702
cafbc790 703 if (nl_type->type == NETLINK_TYPE_UNSPEC)
15411c0c 704 return -EOPNOTSUPP;
d8e538ec
TG		 705
706 *ret = nl_type;
707
708 return 0;
709}
710
711int type_system_get_type_system(const NLTypeSystem *type_system, const NLTypeSystem **ret, uint16_t type) {
712 const NLType *nl_type;
713 int r;
714
715 assert(ret);
716
717 r = type_system_get_type(type_system, &nl_type, type);
718 if (r < 0)
719 return r;
720
c658008f 721 type_get_type_system(nl_type, ret);
d8e538ec
TG		 722 return 0;
723}
724
725int type_system_get_type_system_union(const NLTypeSystem *type_system, const NLTypeSystemUnion **ret, uint16_t type) {
726 const NLType *nl_type;
727 int r;
728
729 assert(ret);
730
731 r = type_system_get_type(type_system, &nl_type, type);
732 if (r < 0)
733 return r;
734
c658008f 735 type_get_type_system_union(nl_type, ret);
d8e538ec
TG		 736 return 0;
737}
738
739int type_system_union_get_type_system(const NLTypeSystemUnion *type_system_union, const NLTypeSystem **ret, const char *key) {
740 int type;
741
742 assert(type_system_union);
f8a6ca1b 743 assert(type_system_union->match_type == NL_MATCH_SIBLING);
d8e538ec
TG		 744 assert(type_system_union->lookup);
745 assert(type_system_union->type_systems);
746 assert(ret);
747 assert(key);
748
749 type = type_system_union->lookup(key);
750 if (type < 0)
15411c0c 751 return -EOPNOTSUPP;
d8e538ec
TG		 752
753 assert(type < type_system_union->num);
754
755 *ret = &type_system_union->type_systems[type];
756
757 return 0;
758}
4af7b60d
TG		 759
760int type_system_union_protocol_get_type_system(const NLTypeSystemUnion *type_system_union, const NLTypeSystem **ret, uint16_t protocol) {
761 const NLTypeSystem *type_system;
762
763 assert(type_system_union);
764 assert(type_system_union->type_systems);
f8a6ca1b 765 assert(type_system_union->match_type == NL_MATCH_PROTOCOL);
4af7b60d 766 assert(ret);
4af7b60d
TG		 767
768 if (protocol >= type_system_union->num)
15411c0c 769 return -EOPNOTSUPP;
4af7b60d
TG		 770
771 type_system = &type_system_union->type_systems[protocol];
e7de105c 772 if (!type_system->types)
15411c0c 773 return -EOPNOTSUPP;
4af7b60d
TG		 774
775 *ret = type_system;
776
777 return 0;
778}
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