1/*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (c) 2022 Alexander V. Chernikov <melifaro@FreeBSD.org>
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * SUCH DAMAGE.
26 */
27
28/*
29 * Interface-related (RTM_<NEW|DEL|GET|SET>LINK) message header and attributes.
30 */
31
32#ifndef _NETLINK_ROUTE_INTERFACE_H_
33#define _NETLINK_ROUTE_INTERFACE_H_
34
35/* Base header for all of the relevant messages */
36struct ifinfomsg {
37 unsigned char ifi_family; /* not used */
38 unsigned char __ifi_pad;
39 unsigned short ifi_type; /* ARPHRD_* */
40 int ifi_index; /* Inteface index */
41 unsigned ifi_flags; /* IFF_* flags */
42 unsigned ifi_change; /* IFF_* change mask */
43};
44
45/* Linux-specific link-level state flag */
46#define IFF_LOWER_UP IFF_NETLINK_1
47
48#ifndef _KERNEL
49/* Compatilbility helpers */
50#define _IFINFO_HDRLEN ((int)sizeof(struct ifinfomsg))
51#define IFLA_RTA(_ifi) ((struct rtattr *)NL_ITEM_DATA(_ifi, _IFINFO_HDRLEN))
52#define IFLA_PAYLOAD(_ifi) NLMSG_PAYLOAD(_ifi, _IFINFO_HDRLEN)
53#endif
54
55enum {
56 IFLA_UNSPEC = 0,
57 IFLA_ADDRESS = 1, /* binary: Link-level address (MAC) */
58#define IFLA_ADDRESS IFLA_ADDRESS
59 IFLA_BROADCAST = 2, /* binary: link-level broadcast address */
60#define IFLA_BROADCAST IFLA_BROADCAST
61 IFLA_IFNAME = 3, /* string: Interface name */
62#define IFLA_IFNAME IFLA_IFNAME
63 IFLA_MTU = 4, /* u32: Current interface L3 mtu */
64#define IFLA_MTU IFLA_MTU
65 IFLA_LINK = 5, /* u32: interface index */
66#define IFLA_LINK IFLA_LINK
67 IFLA_QDISC = 6, /* string: Queing policy (not supported) */
68#define IFLA_QDISC IFLA_QDISC
69 IFLA_STATS = 7, /* Interface counters */
70#define IFLA_STATS IFLA_STATS
71 IFLA_COST = 8, /* not supported */
72#define IFLA_COST IFLA_COST
73 IFLA_PRIORITY = 9, /* not supported */
74#define IFLA_PRIORITY IFLA_PRIORITY
75 IFLA_MASTER = 10, /* u32: parent interface ifindex */
76#define IFLA_MASTER IFLA_MASTER
77 IFLA_WIRELESS = 11, /* not supported */
78#define IFLA_WIRELESS IFLA_WIRELESS
79 IFLA_PROTINFO = 12, /* protocol-specific data */
80#define IFLA_PROTINFO IFLA_PROTINFO
81 IFLA_TXQLEN = 13, /* u32: transmit queue length */
82#define IFLA_TXQLEN IFLA_TXQLEN
83 IFLA_MAP = 14, /* not supported */
84#define IFLA_MAP IFLA_MAP
85 IFLA_WEIGHT = 15, /* not supported */
86#define IFLA_WEIGHT IFLA_WEIGHT
87 IFLA_OPERSTATE = 16, /* u8: ifOperStatus per RFC 2863 */
88#define IFLA_OPERSTATE IFLA_OPERSTATE
89 IFLA_LINKMODE = 17, /* u8: ifmedia (not supported) */
90#define IFLA_LINKMODE IFLA_LINKMODE
91 IFLA_LINKINFO = 18, /* nested: IFLA_INFO_ */
92#define IFLA_LINKINFO IFLA_LINKINFO
93 IFLA_NET_NS_PID = 19, /* u32: vnet id (not supported) */
94#define IFLA_NET_NS_PID IFLA_NET_NS_PID
95 IFLA_IFALIAS = 20, /* string: interface description */
96#define IFLA_IFALIAS IFLA_IFALIAS
97 IFLA_NUM_VF = 21, /* not supported */
98#define IFLA_NUM_VF IFLA_NUM_VF
99 IFLA_VFINFO_LIST= 22, /* not supported */
100#define IFLA_VFINFO_LIST IFLA_VFINFO_LIST
101 IFLA_STATS64 = 23, /* rtnl_link_stats64: iface stats */
102#define IFLA_STATS64 IFLA_STATS64
103 IFLA_VF_PORTS,
104 IFLA_PORT_SELF,
105 IFLA_AF_SPEC,
106 IFLA_GROUP, /* Group the device belongs to */
107 IFLA_NET_NS_FD,
108 IFLA_EXT_MASK, /* Extended info mask, VFs, etc */
109 IFLA_PROMISCUITY, /* Promiscuity count: > 0 means acts PROMISC */
110#define IFLA_PROMISCUITY IFLA_PROMISCUITY
111 IFLA_NUM_TX_QUEUES,
112 IFLA_NUM_RX_QUEUES,
113 IFLA_CARRIER,
114 IFLA_PHYS_PORT_ID,
115 IFLA_CARRIER_CHANGES,
116 IFLA_PHYS_SWITCH_ID,
117 IFLA_LINK_NETNSID,
118 IFLA_PHYS_PORT_NAME,
119 IFLA_PROTO_DOWN,
120 IFLA_GSO_MAX_SEGS,
121 IFLA_GSO_MAX_SIZE,
122 IFLA_PAD,
123 IFLA_XDP,
124 IFLA_EVENT,
125 IFLA_NEW_NETNSID,
126 IFLA_IF_NETNSID,
127 IFLA_TARGET_NETNSID = IFLA_IF_NETNSID, /* new alias */
128 IFLA_CARRIER_UP_COUNT,
129 IFLA_CARRIER_DOWN_COUNT,
130 IFLA_NEW_IFINDEX,
131 IFLA_MIN_MTU,
132 IFLA_MAX_MTU,
133 IFLA_PROP_LIST,
134 IFLA_ALT_IFNAME, /* Alternative ifname */
135 IFLA_PERM_ADDRESS,
136 IFLA_PROTO_DOWN_REASON,
137 IFLA_PARENT_DEV_NAME,
138 IFLA_PARENT_DEV_BUS_NAME,
139 IFLA_GRO_MAX_SIZE,
140 IFLA_TSO_MAX_SEGS,
141 IFLA_ALLMULTI,
142 IFLA_DEVLINK_PORT,
143 IFLA_GSO_IPV4_MAX_SIZE,
144 IFLA_GRO_IPV4_MAX_SIZE,
145 IFLA_FREEBSD,
146 __IFLA_MAX
147};
148#define IFLA_MAX (__IFLA_MAX - 1)
149
150enum {
151 IFLAF_UNSPEC = 0,
152 IFLAF_ORIG_IFNAME = 1, /* string, original interface name at creation */
153 IFLAF_ORIG_HWADDR = 2, /* binary, original hardware address */
154 IFLAF_CAPS = 3, /* bitset, interface capabilities */
155 __IFLAF_MAX
156};
157#define IFLAF_MAX (__IFLAF_MAX - 1)
158
159/*
160 * Attributes that can be used as filters:
161 * IFLA_IFNAME, IFLA_GROUP, IFLA_ALT_IFNAME
162 * Headers that can be used as filters:
163 * ifi_index, ifi_type
164 */
165
166/*
167 * IFLA_OPERSTATE.
168 * The values below represent the possible
169 * states of ifOperStatus defined by RFC 2863
170 */
171enum {
172 IF_OPER_UNKNOWN = 0, /* status can not be determined */
173 IF_OPER_NOTPRESENT = 1, /* some (hardware) component not present */
174 IF_OPER_DOWN = 2, /* down */
175 IF_OPER_LOWERLAYERDOWN = 3, /* some lower-level interface is down */
176 IF_OPER_TESTING = 4, /* in some test mode */
177 IF_OPER_DORMANT = 5, /* "up" but waiting for some condition (802.1X) */
178 IF_OPER_UP = 6, /* ready to pass packets */
179};
180
181/* IFLA_STATS */
182struct rtnl_link_stats {
183 uint32_t rx_packets; /* total RX packets (IFCOUNTER_IPACKETS) */
184 uint32_t tx_packets; /* total TX packets (IFCOUNTER_OPACKETS) */
185 uint32_t rx_bytes; /* total RX bytes (IFCOUNTER_IBYTES) */
186 uint32_t tx_bytes; /* total TX bytes (IFCOUNTER_OBYTES) */
187 uint32_t rx_errors; /* RX errors (IFCOUNTER_IERRORS) */
188 uint32_t tx_errors; /* RX errors (IFCOUNTER_OERRORS) */
189 uint32_t rx_dropped; /* RX drop (no space in ring/no bufs) (IFCOUNTER_IQDROPS) */
190 uint32_t tx_dropped; /* TX drop (IFCOUNTER_OQDROPS) */
191 uint32_t multicast; /* RX multicast packets (IFCOUNTER_IMCASTS) */
192 uint32_t collisions; /* not supported */
193 uint32_t rx_length_errors; /* not supported */
194 uint32_t rx_over_errors; /* not supported */
195 uint32_t rx_crc_errors; /* not supported */
196 uint32_t rx_frame_errors; /* not supported */
197 uint32_t rx_fifo_errors; /* not supported */
198 uint32_t rx_missed_errors; /* not supported */
199 uint32_t tx_aborted_errors; /* not supported */
200 uint32_t tx_carrier_errors; /* not supported */
201 uint32_t tx_fifo_errors; /* not supported */
202 uint32_t tx_heartbeat_errors; /* not supported */
203 uint32_t tx_window_errors; /* not supported */
204 uint32_t rx_compressed; /* not supported */
205 uint32_t tx_compressed; /* not supported */
206 uint32_t rx_nohandler; /* dropped due to no proto handler (IFCOUNTER_NOPROTO) */
207};
208
209/* IFLA_STATS64 */
210struct rtnl_link_stats64 {
211 uint64_t rx_packets; /* total RX packets (IFCOUNTER_IPACKETS) */
212 uint64_t tx_packets; /* total TX packets (IFCOUNTER_OPACKETS) */
213 uint64_t rx_bytes; /* total RX bytes (IFCOUNTER_IBYTES) */
214 uint64_t tx_bytes; /* total TX bytes (IFCOUNTER_OBYTES) */
215 uint64_t rx_errors; /* RX errors (IFCOUNTER_IERRORS) */
216 uint64_t tx_errors; /* RX errors (IFCOUNTER_OERRORS) */
217 uint64_t rx_dropped; /* RX drop (no space in ring/no bufs) (IFCOUNTER_IQDROPS) */
218 uint64_t tx_dropped; /* TX drop (IFCOUNTER_OQDROPS) */
219 uint64_t multicast; /* RX multicast packets (IFCOUNTER_IMCASTS) */
220 uint64_t collisions; /* not supported */
221 uint64_t rx_length_errors; /* not supported */
222 uint64_t rx_over_errors; /* not supported */
223 uint64_t rx_crc_errors; /* not supported */
224 uint64_t rx_frame_errors; /* not supported */
225 uint64_t rx_fifo_errors; /* not supported */
226 uint64_t rx_missed_errors; /* not supported */
227 uint64_t tx_aborted_errors; /* not supported */
228 uint64_t tx_carrier_errors; /* not supported */
229 uint64_t tx_fifo_errors; /* not supported */
230 uint64_t tx_heartbeat_errors; /* not supported */
231 uint64_t tx_window_errors; /* not supported */
232 uint64_t rx_compressed; /* not supported */
233 uint64_t tx_compressed; /* not supported */
234 uint64_t rx_nohandler; /* dropped due to no proto handler (IFCOUNTER_NOPROTO) */
235};
236
237/* IFLA_LINKINFO child nlattr types */
238enum {
239 IFLA_INFO_UNSPEC,
240 IFLA_INFO_KIND = 1, /* string, link type ("vlan") */
241 IFLA_INFO_DATA = 2, /* Per-link-type custom data */
242 IFLA_INFO_XSTATS = 3,
243 IFLA_INFO_SLAVE_KIND = 4,
244 IFLA_INFO_SLAVE_DATA = 5,
245 __IFLA_INFO_MAX,
246};
247#define IFLA_INFO_MAX (__IFLA_INFO_MAX - 1)
248
249/* IFLA_INFO_DATA vlan attributes */
250enum {
251 IFLA_VLAN_UNSPEC,
252 IFLA_VLAN_ID,
253 IFLA_VLAN_FLAGS,
254 IFLA_VLAN_EGRESS_QOS,
255 IFLA_VLAN_INGRESS_QOS,
256 IFLA_VLAN_PROTOCOL,
257 __IFLA_VLAN_MAX,
258};
259
260#define IFLA_VLAN_MAX (__IFLA_VLAN_MAX - 1)
261struct ifla_vlan_flags {
262 uint32_t flags;
263 uint32_t mask;
264};
265
266#endif