1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux 1
2
3 /*
4 * Copyright (c) 2007-2017 Nicira, Inc.
5 *
6 * This program is free software; you can redi
7 * modify it under the terms of version 2 of t
8 * License as published by the Free Software F
9 *
10 * This program is distributed in the hope tha
11 * WITHOUT ANY WARRANTY; without even the impl
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR
13 * General Public License for more details.
14 *
15 * You should have received a copy of the GNU
16 * along with this program; if not, write to t
17 * Foundation, Inc., 51 Franklin Street, Fifth
18 * 02110-1301, USA
19 */
20
21 #ifndef _UAPI__LINUX_OPENVSWITCH_H
22 #define _UAPI__LINUX_OPENVSWITCH_H 1
23
24 #include <linux/types.h>
25 #include <linux/if_ether.h>
26
27 /**
28 * struct ovs_header - header for OVS Generic
29 * @dp_ifindex: ifindex of local port for data
30 * specific to a datapath).
31 *
32 * Attributes following the header are specifi
33 * Netlink family, but all of the OVS families
34 */
35
36 struct ovs_header {
37 int dp_ifindex;
38 };
39
40 /* Datapaths. */
41
42 #define OVS_DATAPATH_FAMILY "ovs_datapath"
43 #define OVS_DATAPATH_MCGROUP "ovs_datapath"
44
45 /* V2:
46 * - API users are expected to provide OVS_D
47 * when creating the datapath.
48 */
49 #define OVS_DATAPATH_VERSION 2
50
51 /* First OVS datapath version to support featu
52 #define OVS_DP_VER_FEATURES 2
53
54 enum ovs_datapath_cmd {
55 OVS_DP_CMD_UNSPEC,
56 OVS_DP_CMD_NEW,
57 OVS_DP_CMD_DEL,
58 OVS_DP_CMD_GET,
59 OVS_DP_CMD_SET
60 };
61
62 /**
63 * enum ovs_datapath_attr - attributes for %OV
64 * @OVS_DP_ATTR_NAME: Name of the network devi
65 * port". This is the name of the network dev
66 * the &struct ovs_header. Always present in
67 * %OVS_DP_NEW requests. May be used as an al
68 * dp_ifindex in other requests (with a dp_ifi
69 * @OVS_DP_ATTR_UPCALL_PID: The Netlink socket
70 * set on the datapath port (for OVS_ACTION_AT
71 * %OVS_DP_CMD_NEW requests. A value of zero i
72 * not be sent.
73 * @OVS_DP_ATTR_PER_CPU_PIDS: Per-cpu array of
74 * OVS_DP_F_DISPATCH_UPCALL_PER_CPU feature is
75 * @OVS_DP_ATTR_STATS: Statistics about packet
76 * datapath. Always present in notifications.
77 * @OVS_DP_ATTR_MEGAFLOW_STATS: Statistics abo
78 * datapath. Always present in notifications.
79 * @OVS_DP_ATTR_IFINDEX: Interface index for a
80 * valid for %OVS_DP_CMD_NEW requests.
81 *
82 * These attributes follow the &struct ovs_hea
83 * payload for %OVS_DP_* commands.
84 */
85 enum ovs_datapath_attr {
86 OVS_DP_ATTR_UNSPEC,
87 OVS_DP_ATTR_NAME, /* nam
88 OVS_DP_ATTR_UPCALL_PID, /* Net
89 OVS_DP_ATTR_STATS, /* str
90 OVS_DP_ATTR_MEGAFLOW_STATS, /* str
91 OVS_DP_ATTR_USER_FEATURES, /* OVS
92 OVS_DP_ATTR_PAD,
93 OVS_DP_ATTR_MASKS_CACHE_SIZE,
94 OVS_DP_ATTR_PER_CPU_PIDS, /* Netlink
95 * per-cpu
96 */
97 OVS_DP_ATTR_IFINDEX,
98 __OVS_DP_ATTR_MAX
99 };
100
101 #define OVS_DP_ATTR_MAX (__OVS_DP_ATTR_MAX - 1
102
103 struct ovs_dp_stats {
104 __u64 n_hit; /* Number of
105 __u64 n_missed; /* Number of
106 __u64 n_lost; /* Number of
107 __u64 n_flows; /* Number of
108 };
109
110 struct ovs_dp_megaflow_stats {
111 __u64 n_mask_hit; /* Number of
112 __u32 n_masks; /* Number of
113 __u32 pad0; /* Pad for fu
114 __u64 n_cache_hit; /* Number of
115 __u64 pad1; /* Pad for fu
116 };
117
118 struct ovs_vport_stats {
119 __u64 rx_packets; /* tot
120 __u64 tx_packets; /* tot
121 __u64 rx_bytes; /* tot
122 __u64 tx_bytes; /* tot
123 __u64 rx_errors; /* bad
124 __u64 tx_errors; /* pac
125 __u64 rx_dropped; /* no
126 __u64 tx_dropped; /* no
127 };
128
129 /* Allow last Netlink attribute to be unaligne
130 #define OVS_DP_F_UNALIGNED (1 << 0)
131
132 /* Allow datapath to associate multiple Netlin
133 #define OVS_DP_F_VPORT_PIDS (1 << 1)
134
135 /* Allow tc offload recirc sharing */
136 #define OVS_DP_F_TC_RECIRC_SHARING (1 <<
137
138 /* Allow per-cpu dispatch of upcalls */
139 #define OVS_DP_F_DISPATCH_UPCALL_PER_CPU
140
141 /* Fixed logical ports. */
142 #define OVSP_LOCAL ((__u32)0)
143
144 /* Packet transfer. */
145
146 #define OVS_PACKET_FAMILY "ovs_packet"
147 #define OVS_PACKET_VERSION 0x1
148
149 enum ovs_packet_cmd {
150 OVS_PACKET_CMD_UNSPEC,
151
152 /* Kernel-to-user notifications. */
153 OVS_PACKET_CMD_MISS, /* Flow table
154 OVS_PACKET_CMD_ACTION, /* OVS_ACTION_
155
156 /* Userspace commands. */
157 OVS_PACKET_CMD_EXECUTE /* Apply actio
158 };
159
160 /**
161 * enum ovs_packet_attr - attributes for %OVS_
162 * @OVS_PACKET_ATTR_PACKET: Present for all no
163 * packet as received, from the start of the E
164 * %OVS_PACKET_CMD_ACTION, %OVS_PACKET_ATTR_PA
165 * actions preceding %OVS_ACTION_ATTR_USERSPAC
166 * the flow key extracted from the packet as o
167 * @OVS_PACKET_ATTR_KEY: Present for all notif
168 * extracted from the packet as nested %OVS_KE
169 * userspace to adapt its flow setup strategy
170 * flow key against the kernel's.
171 * @OVS_PACKET_ATTR_ACTIONS: Contains actions
172 * for %OVS_PACKET_CMD_EXECUTE. It has nested
173 * Also used in upcall when %OVS_ACTION_ATTR_U
174 * %OVS_USERSPACE_ATTR_ACTIONS attribute.
175 * @OVS_PACKET_ATTR_USERDATA: Present for an %
176 * notification if the %OVS_ACTION_ATTR_USERSP
177 * %OVS_USERSPACE_ATTR_USERDATA attribute, wit
178 * specified there.
179 * @OVS_PACKET_ATTR_EGRESS_TUN_KEY: Present fo
180 * notification if the %OVS_ACTION_ATTR_USERSP
181 * %OVS_USERSPACE_ATTR_EGRESS_TUN_PORT attribu
182 * output port is actually a tunnel port. Cont
183 * extracted from the packet as nested %OVS_TU
184 * @OVS_PACKET_ATTR_MRU: Present for an %OVS_P
185 * @OVS_PACKET_ATTR_LEN: Packet size before tr
186 * %OVS_PACKET_ATTR_USERSPACE action specify t
187 * size.
188 * @OVS_PACKET_ATTR_HASH: Packet hash info (e.
189 *
190 * These attributes follow the &struct ovs_hea
191 * payload for %OVS_PACKET_* commands.
192 */
193 enum ovs_packet_attr {
194 OVS_PACKET_ATTR_UNSPEC,
195 OVS_PACKET_ATTR_PACKET, /* Packet
196 OVS_PACKET_ATTR_KEY, /* Nested
197 OVS_PACKET_ATTR_ACTIONS, /* Nested
198 OVS_PACKET_ATTR_USERDATA, /* OVS_AC
199 OVS_PACKET_ATTR_EGRESS_TUN_KEY, /* Ne
200 at
201 OVS_PACKET_ATTR_UNUSED1,
202 OVS_PACKET_ATTR_UNUSED2,
203 OVS_PACKET_ATTR_PROBE, /* Packet
204 error l
205 OVS_PACKET_ATTR_MRU, /* Maximum
206 OVS_PACKET_ATTR_LEN, /* Packet
207 OVS_PACKET_ATTR_HASH, /* Packet
208 __OVS_PACKET_ATTR_MAX
209 };
210
211 #define OVS_PACKET_ATTR_MAX (__OVS_PACKET_ATTR
212
213 /* Virtual ports. */
214
215 #define OVS_VPORT_FAMILY "ovs_vport"
216 #define OVS_VPORT_MCGROUP "ovs_vport"
217 #define OVS_VPORT_VERSION 0x1
218
219 enum ovs_vport_cmd {
220 OVS_VPORT_CMD_UNSPEC,
221 OVS_VPORT_CMD_NEW,
222 OVS_VPORT_CMD_DEL,
223 OVS_VPORT_CMD_GET,
224 OVS_VPORT_CMD_SET
225 };
226
227 enum ovs_vport_type {
228 OVS_VPORT_TYPE_UNSPEC,
229 OVS_VPORT_TYPE_NETDEV, /* network de
230 OVS_VPORT_TYPE_INTERNAL, /* network de
231 OVS_VPORT_TYPE_GRE, /* GRE tunnel
232 OVS_VPORT_TYPE_VXLAN, /* VXLAN tunn
233 OVS_VPORT_TYPE_GENEVE, /* Geneve tun
234 __OVS_VPORT_TYPE_MAX
235 };
236
237 #define OVS_VPORT_TYPE_MAX (__OVS_VPORT_TYPE_M
238
239 /**
240 * enum ovs_vport_attr - attributes for %OVS_V
241 * @OVS_VPORT_ATTR_PORT_NO: 32-bit port number
242 * @OVS_VPORT_ATTR_TYPE: 32-bit %OVS_VPORT_TYP
243 * of vport.
244 * @OVS_VPORT_ATTR_NAME: Name of vport. For a
245 * this is the name of the network device. Ma
246 * plus a null terminator.
247 * @OVS_VPORT_ATTR_OPTIONS: Vport-specific con
248 * @OVS_VPORT_ATTR_UPCALL_PID: The array of Ne
249 * among which OVS_PACKET_CMD_MISS upcalls wil
250 * received on this port. If this is a single
251 * upcalls should not be sent.
252 * @OVS_VPORT_ATTR_STATS: A &struct ovs_vport_
253 * packets sent or received through the vport.
254 *
255 * These attributes follow the &struct ovs_hea
256 * payload for %OVS_VPORT_* commands.
257 *
258 * For %OVS_VPORT_CMD_NEW requests, the %OVS_V
259 * %OVS_VPORT_ATTR_NAME attributes are require
260 * optional; if not specified a free port numb
261 * Whether %OVS_VPORT_ATTR_OPTIONS is required
262 * of vport.
263 *
264 * For other requests, if %OVS_VPORT_ATTR_NAME
265 * look up the vport to operate on; otherwise
266 * ovs_header plus %OVS_VPORT_ATTR_PORT_NO det
267 */
268 enum ovs_vport_attr {
269 OVS_VPORT_ATTR_UNSPEC,
270 OVS_VPORT_ATTR_PORT_NO, /* u32 port nu
271 OVS_VPORT_ATTR_TYPE, /* u32 OVS_VPO
272 OVS_VPORT_ATTR_NAME, /* string name
273 OVS_VPORT_ATTR_OPTIONS, /* nested attr
274 OVS_VPORT_ATTR_UPCALL_PID, /* array of
275 /* receiving u
276 OVS_VPORT_ATTR_STATS, /* struct ovs_
277 OVS_VPORT_ATTR_PAD,
278 OVS_VPORT_ATTR_IFINDEX,
279 OVS_VPORT_ATTR_NETNSID,
280 OVS_VPORT_ATTR_UPCALL_STATS,
281 __OVS_VPORT_ATTR_MAX
282 };
283
284 #define OVS_VPORT_ATTR_MAX (__OVS_VPORT_ATTR_M
285
286 /**
287 * enum ovs_vport_upcall_attr - attributes for
288 * @OVS_VPORT_UPCALL_SUCCESS: 64-bit upcall su
289 * @OVS_VPORT_UPCALL_FAIL: 64-bit upcall fail
290 */
291 enum ovs_vport_upcall_attr {
292 OVS_VPORT_UPCALL_ATTR_SUCCESS,
293 OVS_VPORT_UPCALL_ATTR_FAIL,
294 __OVS_VPORT_UPCALL_ATTR_MAX
295 };
296
297 #define OVS_VPORT_UPCALL_ATTR_MAX (__OVS_VPORT
298
299 enum {
300 OVS_VXLAN_EXT_UNSPEC,
301 OVS_VXLAN_EXT_GBP, /* Flag or __u
302 __OVS_VXLAN_EXT_MAX,
303 };
304
305 #define OVS_VXLAN_EXT_MAX (__OVS_VXLAN_EXT_MAX
306
307
308 /* OVS_VPORT_ATTR_OPTIONS attributes for tunne
309 */
310 enum {
311 OVS_TUNNEL_ATTR_UNSPEC,
312 OVS_TUNNEL_ATTR_DST_PORT, /* 16-bit UD
313 OVS_TUNNEL_ATTR_EXTENSION,
314 __OVS_TUNNEL_ATTR_MAX
315 };
316
317 #define OVS_TUNNEL_ATTR_MAX (__OVS_TUNNEL_ATTR
318
319 /* Flows. */
320
321 #define OVS_FLOW_FAMILY "ovs_flow"
322 #define OVS_FLOW_MCGROUP "ovs_flow"
323 #define OVS_FLOW_VERSION 0x1
324
325 enum ovs_flow_cmd {
326 OVS_FLOW_CMD_UNSPEC,
327 OVS_FLOW_CMD_NEW,
328 OVS_FLOW_CMD_DEL,
329 OVS_FLOW_CMD_GET,
330 OVS_FLOW_CMD_SET
331 };
332
333 struct ovs_flow_stats {
334 __u64 n_packets; /* Number of
335 __u64 n_bytes; /* Number of
336 };
337
338 enum ovs_key_attr {
339 OVS_KEY_ATTR_UNSPEC,
340 OVS_KEY_ATTR_ENCAP, /* Nested set
341 OVS_KEY_ATTR_PRIORITY, /* u32 skb->pr
342 OVS_KEY_ATTR_IN_PORT, /* u32 OVS dp
343 OVS_KEY_ATTR_ETHERNET, /* struct ovs_
344 OVS_KEY_ATTR_VLAN, /* be16 VLAN T
345 OVS_KEY_ATTR_ETHERTYPE, /* be16 Ethern
346 OVS_KEY_ATTR_IPV4, /* struct ovs_
347 OVS_KEY_ATTR_IPV6, /* struct ovs_
348 OVS_KEY_ATTR_TCP, /* struct ovs_
349 OVS_KEY_ATTR_UDP, /* struct ovs_
350 OVS_KEY_ATTR_ICMP, /* struct ovs_
351 OVS_KEY_ATTR_ICMPV6, /* struct ovs_
352 OVS_KEY_ATTR_ARP, /* struct ovs_
353 OVS_KEY_ATTR_ND, /* struct ovs_
354 OVS_KEY_ATTR_SKB_MARK, /* u32 skb mar
355 OVS_KEY_ATTR_TUNNEL, /* Nested set
356 OVS_KEY_ATTR_SCTP, /* struct ovs_
357 OVS_KEY_ATTR_TCP_FLAGS, /* be16 TCP fl
358 OVS_KEY_ATTR_DP_HASH, /* u32 hash
359 is not comp
360 OVS_KEY_ATTR_RECIRC_ID, /* u32 recirc
361 OVS_KEY_ATTR_MPLS, /* array of st
362 * The impleme
363 * the accepte
364 OVS_KEY_ATTR_CT_STATE, /* u32 bitmask
365 OVS_KEY_ATTR_CT_ZONE, /* u16 connect
366 OVS_KEY_ATTR_CT_MARK, /* u32 connect
367 OVS_KEY_ATTR_CT_LABELS, /* 16-octet co
368 OVS_KEY_ATTR_CT_ORIG_TUPLE_IPV4, /*
369 OVS_KEY_ATTR_CT_ORIG_TUPLE_IPV6, /*
370 OVS_KEY_ATTR_NSH, /* Nested set
371
372 /* User space decided to squat on type
373 * below, but should not be sent to th
374 *
375 * WARNING: No new types should be add
376 * for both kernel and user s
377 * to keep compatibility othe
378 */
379 OVS_KEY_ATTR_PACKET_TYPE, /* be32 pa
380 OVS_KEY_ATTR_ND_EXTENSIONS, /* IPv6 Ne
381
382 OVS_KEY_ATTR_TUNNEL_INFO, /* struct
383 * For in-
384 */
385 OVS_KEY_ATTR_IPV6_EXTHDRS, /* struct
386 __OVS_KEY_ATTR_MAX
387 };
388
389 #define OVS_KEY_ATTR_MAX (__OVS_KEY_ATTR_MAX -
390
391 enum ovs_tunnel_key_attr {
392 /* OVS_TUNNEL_KEY_ATTR_NONE, standard
393 OVS_TUNNEL_KEY_ATTR_ID,
394 OVS_TUNNEL_KEY_ATTR_IPV4_SRC,
395 OVS_TUNNEL_KEY_ATTR_IPV4_DST,
396 OVS_TUNNEL_KEY_ATTR_TOS,
397 OVS_TUNNEL_KEY_ATTR_TTL,
398 OVS_TUNNEL_KEY_ATTR_DONT_FRAGMENT,
399 OVS_TUNNEL_KEY_ATTR_CSUM,
400 OVS_TUNNEL_KEY_ATTR_OAM,
401 OVS_TUNNEL_KEY_ATTR_GENEVE_OPTS,
402 OVS_TUNNEL_KEY_ATTR_TP_SRC,
403 OVS_TUNNEL_KEY_ATTR_TP_DST,
404 OVS_TUNNEL_KEY_ATTR_VXLAN_OPTS,
405 OVS_TUNNEL_KEY_ATTR_IPV6_SRC,
406 OVS_TUNNEL_KEY_ATTR_IPV6_DST,
407 OVS_TUNNEL_KEY_ATTR_PAD,
408 OVS_TUNNEL_KEY_ATTR_ERSPAN_OPTS,
409 OVS_TUNNEL_KEY_ATTR_IPV4_INFO_BRIDGE,
410 __OVS_TUNNEL_KEY_ATTR_MAX
411 };
412
413 #define OVS_TUNNEL_KEY_ATTR_MAX (__OVS_TUNNEL_
414
415 /**
416 * enum ovs_frag_type - IPv4 and IPv6 fragment
417 * @OVS_FRAG_TYPE_NONE: Packet is not a fragme
418 * @OVS_FRAG_TYPE_FIRST: Packet is a fragment
419 * @OVS_FRAG_TYPE_LATER: Packet is a fragment
420 *
421 * Used as the @ipv4_frag in &struct ovs_key_i
422 * ovs_key_ipv6.
423 */
424 enum ovs_frag_type {
425 OVS_FRAG_TYPE_NONE,
426 OVS_FRAG_TYPE_FIRST,
427 OVS_FRAG_TYPE_LATER,
428 __OVS_FRAG_TYPE_MAX
429 };
430
431 #define OVS_FRAG_TYPE_MAX (__OVS_FRAG_TYPE_MAX
432
433 struct ovs_key_ethernet {
434 __u8 eth_src[ETH_ALEN];
435 __u8 eth_dst[ETH_ALEN];
436 };
437
438 struct ovs_key_mpls {
439 __be32 mpls_lse;
440 };
441
442 struct ovs_key_ipv4 {
443 __be32 ipv4_src;
444 __be32 ipv4_dst;
445 __u8 ipv4_proto;
446 __u8 ipv4_tos;
447 __u8 ipv4_ttl;
448 __u8 ipv4_frag; /* One of OVS_
449 };
450
451 struct ovs_key_ipv6 {
452 __be32 ipv6_src[4];
453 __be32 ipv6_dst[4];
454 __be32 ipv6_label; /* 20-bits in
455 __u8 ipv6_proto;
456 __u8 ipv6_tclass;
457 __u8 ipv6_hlimit;
458 __u8 ipv6_frag; /* One of OVS_
459 };
460
461 /* separate structure to support backward comp
462 struct ovs_key_ipv6_exthdrs {
463 __u16 hdrs;
464 };
465
466 struct ovs_key_tcp {
467 __be16 tcp_src;
468 __be16 tcp_dst;
469 };
470
471 struct ovs_key_udp {
472 __be16 udp_src;
473 __be16 udp_dst;
474 };
475
476 struct ovs_key_sctp {
477 __be16 sctp_src;
478 __be16 sctp_dst;
479 };
480
481 struct ovs_key_icmp {
482 __u8 icmp_type;
483 __u8 icmp_code;
484 };
485
486 struct ovs_key_icmpv6 {
487 __u8 icmpv6_type;
488 __u8 icmpv6_code;
489 };
490
491 struct ovs_key_arp {
492 __be32 arp_sip;
493 __be32 arp_tip;
494 __be16 arp_op;
495 __u8 arp_sha[ETH_ALEN];
496 __u8 arp_tha[ETH_ALEN];
497 };
498
499 struct ovs_key_nd {
500 __be32 nd_target[4];
501 __u8 nd_sll[ETH_ALEN];
502 __u8 nd_tll[ETH_ALEN];
503 };
504
505 #define OVS_CT_LABELS_LEN_32 4
506 #define OVS_CT_LABELS_LEN (OVS_CT_LABELS
507 struct ovs_key_ct_labels {
508 union {
509 __u8 ct_labels[OVS_CT_LABEL
510 __u32 ct_labels_32[OVS_CT_LA
511 };
512 };
513
514 /* OVS_KEY_ATTR_CT_STATE flags */
515 #define OVS_CS_F_NEW 0x01 /* Beg
516 #define OVS_CS_F_ESTABLISHED 0x02 /* Par
517 #define OVS_CS_F_RELATED 0x04 /* Rel
518 * con
519 #define OVS_CS_F_REPLY_DIR 0x08 /* Flo
520 #define OVS_CS_F_INVALID 0x10 /* Cou
521 #define OVS_CS_F_TRACKED 0x20 /* Con
522 #define OVS_CS_F_SRC_NAT 0x40 /* Pac
523 * man
524 */
525 #define OVS_CS_F_DST_NAT 0x80 /* Pac
526 * was
527 */
528
529 #define OVS_CS_F_NAT_MASK (OVS_CS_F_SRC_NAT |
530
531 struct ovs_key_ct_tuple_ipv4 {
532 __be32 ipv4_src;
533 __be32 ipv4_dst;
534 __be16 src_port;
535 __be16 dst_port;
536 __u8 ipv4_proto;
537 };
538
539 struct ovs_key_ct_tuple_ipv6 {
540 __be32 ipv6_src[4];
541 __be32 ipv6_dst[4];
542 __be16 src_port;
543 __be16 dst_port;
544 __u8 ipv6_proto;
545 };
546
547 enum ovs_nsh_key_attr {
548 OVS_NSH_KEY_ATTR_UNSPEC,
549 OVS_NSH_KEY_ATTR_BASE, /* struct ovs_
550 OVS_NSH_KEY_ATTR_MD1, /* struct ovs_
551 OVS_NSH_KEY_ATTR_MD2, /* variable-le
552 __OVS_NSH_KEY_ATTR_MAX
553 };
554
555 #define OVS_NSH_KEY_ATTR_MAX (__OVS_NSH_KEY_AT
556
557 struct ovs_nsh_key_base {
558 __u8 flags;
559 __u8 ttl;
560 __u8 mdtype;
561 __u8 np;
562 __be32 path_hdr;
563 };
564
565 #define NSH_MD1_CONTEXT_SIZE 4
566
567 struct ovs_nsh_key_md1 {
568 __be32 context[NSH_MD1_CONTEXT_SIZE];
569 };
570
571 /**
572 * enum ovs_flow_attr - attributes for %OVS_FL
573 * @OVS_FLOW_ATTR_KEY: Nested %OVS_KEY_ATTR_*
574 * key. Always present in notifications. Req
575 * dumps).
576 * @OVS_FLOW_ATTR_ACTIONS: Nested %OVS_ACTION_
577 * the actions to take for packets that match
578 * notifications. Required for %OVS_FLOW_CMD_
579 * %OVS_FLOW_CMD_SET requests. An %OVS_FLOW_C
580 * %OVS_FLOW_ATTR_ACTIONS will not modify the
581 * an %OVS_FLOW_ATTR_ACTIONS without any neste
582 * @OVS_FLOW_ATTR_STATS: &struct ovs_flow_stat
583 * flow. Present in notifications if the stat
584 * requests.
585 * @OVS_FLOW_ATTR_TCP_FLAGS: An 8-bit value gi
586 * TCP flags seen on packets in this flow. On
587 * TCP flows, and only if it would be nonzero.
588 * @OVS_FLOW_ATTR_USED: A 64-bit integer givin
589 * the system monotonic clock, at which a pack
590 * flow. Only present in notifications if a p
591 * flow. Ignored in requests.
592 * @OVS_FLOW_ATTR_CLEAR: If present in a %OVS_
593 * last-used time, accumulated TCP flags, and
594 * Otherwise ignored in requests. Never prese
595 * @OVS_FLOW_ATTR_MASK: Nested %OVS_KEY_ATTR_*
596 * mask bits for wildcarded flow match. Mask b
597 * match with corresponding flow key bit, whil
598 * a wildcarded match. Omitting attribute is t
599 * corresponding fields. Optional for all requ
600 * all flow key bits are exact match bits.
601 * @OVS_FLOW_ATTR_UFID: A value between 1-16 o
602 * identifier for the flow. Causes the flow to
603 * than the value of the %OVS_FLOW_ATTR_KEY at
604 * requests. Present in notifications if the f
605 * attribute.
606 * @OVS_FLOW_ATTR_UFID_FLAGS: A 32-bit value o
607 * flags that provide alternative semantics fo
608 * retrieval. Optional for all requests.
609 *
610 * These attributes follow the &struct ovs_hea
611 * payload for %OVS_FLOW_* commands.
612 */
613 enum ovs_flow_attr {
614 OVS_FLOW_ATTR_UNSPEC,
615 OVS_FLOW_ATTR_KEY, /* Sequence o
616 OVS_FLOW_ATTR_ACTIONS, /* Nested OVS
617 OVS_FLOW_ATTR_STATS, /* struct ovs
618 OVS_FLOW_ATTR_TCP_FLAGS, /* 8-bit OR'd
619 OVS_FLOW_ATTR_USED, /* u64 msecs
620 OVS_FLOW_ATTR_CLEAR, /* Flag to cl
621 OVS_FLOW_ATTR_MASK, /* Sequence o
622 OVS_FLOW_ATTR_PROBE, /* Flow opera
623 * logging sh
624 OVS_FLOW_ATTR_UFID, /* Variable l
625 OVS_FLOW_ATTR_UFID_FLAGS,/* u32 of OVS
626 OVS_FLOW_ATTR_PAD,
627 __OVS_FLOW_ATTR_MAX
628 };
629
630 #define OVS_FLOW_ATTR_MAX (__OVS_FLOW_ATTR_MAX
631
632 /**
633 * Omit attributes for notifications.
634 *
635 * If a datapath request contains an %OVS_UFID
636 * may omit the corresponding %OVS_FLOW_ATTR_*
637 */
638 #define OVS_UFID_F_OMIT_KEY (1 << 0)
639 #define OVS_UFID_F_OMIT_MASK (1 << 1)
640 #define OVS_UFID_F_OMIT_ACTIONS (1 << 2)
641
642 /**
643 * enum ovs_sample_attr - Attributes for %OVS_
644 * @OVS_SAMPLE_ATTR_PROBABILITY: 32-bit fracti
645 * @OVS_ACTION_ATTR_SAMPLE. A value of 0 samp
646 * %UINT32_MAX samples all packets and interme
647 * fractions of packets.
648 * @OVS_SAMPLE_ATTR_ACTIONS: Set of actions to
649 * Actions are passed as nested attributes.
650 *
651 * Executes the specified actions with the giv
652 * basis. Nested actions will be able to acces
653 * parent @OVS_ACTION_ATTR_SAMPLE.
654 */
655 enum ovs_sample_attr {
656 OVS_SAMPLE_ATTR_UNSPEC,
657 OVS_SAMPLE_ATTR_PROBABILITY, /* u32 nu
658 OVS_SAMPLE_ATTR_ACTIONS, /* Nested
659 __OVS_SAMPLE_ATTR_MAX,
660
661 #ifdef __KERNEL__
662 OVS_SAMPLE_ATTR_ARG /* struct
663 #endif
664 };
665
666 #define OVS_SAMPLE_ATTR_MAX (__OVS_SAMPLE_ATTR
667
668 #ifdef __KERNEL__
669 struct sample_arg {
670 bool exec; /* When t
671 * change
672 */
673 u32 probability; /* Same v
674 * 'OVS_S
675 */
676 };
677 #endif
678
679 /**
680 * enum ovs_userspace_attr - Attributes for %O
681 * @OVS_USERSPACE_ATTR_PID: u32 Netlink PID to
682 * message should be sent. Required.
683 * @OVS_USERSPACE_ATTR_USERDATA: If present, i
684 * copied to the %OVS_PACKET_CMD_ACTION messag
685 * @OVS_USERSPACE_ATTR_EGRESS_TUN_PORT: If pre
686 * tunnel info.
687 * @OVS_USERSPACE_ATTR_ACTIONS: If present, se
688 */
689 enum ovs_userspace_attr {
690 OVS_USERSPACE_ATTR_UNSPEC,
691 OVS_USERSPACE_ATTR_PID, /* u32 N
692 OVS_USERSPACE_ATTR_USERDATA, /* Optio
693 OVS_USERSPACE_ATTR_EGRESS_TUN_PORT, /
694
695 OVS_USERSPACE_ATTR_ACTIONS, /* Optio
696 __OVS_USERSPACE_ATTR_MAX
697 };
698
699 #define OVS_USERSPACE_ATTR_MAX (__OVS_USERSPAC
700
701 struct ovs_action_trunc {
702 __u32 max_len; /* Max packet size in b
703 };
704
705 /**
706 * struct ovs_action_push_mpls - %OVS_ACTION_A
707 * @mpls_lse: MPLS label stack entry to push.
708 * @mpls_ethertype: Ethertype to set in the en
709 *
710 * The only values @mpls_ethertype should ever
711 * %ETH_P_MPLS_MC, indicating MPLS unicast or
712 */
713 struct ovs_action_push_mpls {
714 __be32 mpls_lse;
715 __be16 mpls_ethertype; /* Either %ETH_
716 };
717
718 /**
719 * struct ovs_action_add_mpls - %OVS_ACTION_AT
720 * argument.
721 * @mpls_lse: MPLS label stack entry to push.
722 * @mpls_ethertype: Ethertype to set in the en
723 * @tun_flags: MPLS tunnel attributes.
724 *
725 * The only values @mpls_ethertype should ever
726 * %ETH_P_MPLS_MC, indicating MPLS unicast or
727 */
728 struct ovs_action_add_mpls {
729 __be32 mpls_lse;
730 __be16 mpls_ethertype; /* Either %ETH_
731 __u16 tun_flags;
732 };
733
734 #define OVS_MPLS_L3_TUNNEL_FLAG_MASK (1 << 0)
735
736
737
738
739
740
741
742
743
744 /**
745 * struct ovs_action_push_vlan - %OVS_ACTION_A
746 * @vlan_tpid: Tag protocol identifier (TPID)
747 * @vlan_tci: Tag control identifier (TCI) to
748 * (but it will not be set in the 802.1Q heade
749 *
750 * The @vlan_tpid value is typically %ETH_P_80
751 * The only acceptable TPID values are those t
752 * as 802.1Q or 802.1AD headers, to prevent %O
753 * by %OVS_ACTION_ATTR_POP_VLAN from having su
754 */
755 struct ovs_action_push_vlan {
756 __be16 vlan_tpid; /* 802.1Q or 8
757 __be16 vlan_tci; /* 802.1Q TCI
758 };
759
760 /* Data path hash algorithm for computing Data
761 *
762 * The algorithm type only specifies the field
763 * will be used as part of the hash. Each data
764 * to use its own hash algorithm. The hash val
765 * opaque to the user space daemon.
766 */
767 enum ovs_hash_alg {
768 OVS_HASH_ALG_L4,
769 OVS_HASH_ALG_SYM_L4,
770 };
771
772 /*
773 * struct ovs_action_hash - %OVS_ACTION_ATTR_H
774 * @hash_alg: Algorithm used to compute hash p
775 * @hash_basis: basis used for computing hash.
776 */
777 struct ovs_action_hash {
778 __u32 hash_alg; /* One of ovs_has
779 __u32 hash_basis;
780 };
781
782 /**
783 * enum ovs_ct_attr - Attributes for %OVS_ACTI
784 * @OVS_CT_ATTR_COMMIT: If present, commits th
785 * table. This allows future packets for the s
786 * as 'established' or 'related'. The flow key
787 * retain the pre-commit connection state.
788 * @OVS_CT_ATTR_ZONE: u16 connection tracking
789 * @OVS_CT_ATTR_MARK: u32 value followed by u3
790 * mask, the corresponding bit in the value is
791 * tracking mark field in the connection.
792 * @OVS_CT_ATTR_LABELS: %OVS_CT_LABELS_LEN val
793 * mask. For each bit set in the mask, the cor
794 * copied to the connection tracking label fie
795 * @OVS_CT_ATTR_HELPER: variable length string
796 * @OVS_CT_ATTR_NAT: Nested OVS_NAT_ATTR_* for
797 * translation (NAT) on the packet.
798 * @OVS_CT_ATTR_FORCE_COMMIT: Like %OVS_CT_ATT
799 * nothing if the connection is already commit
800 * packet is in conntrack entry's original dir
801 * not match, will delete the existing conntra
802 * @OVS_CT_ATTR_EVENTMASK: Mask of bits indica
803 * (enum ip_conntrack_events IPCT_*) should be
804 * zero, the corresponding event type is not g
805 * depends on system configuration, but typica
806 * generated, hence listening on NFNLGRP_CONNT
807 * of events. Explicitly passing this attribu
808 * received to the events of interest. The bi
809 * IPCT_RELATED, and 1 << IPCT_DESTROY must be
810 * be received on NFNLGRP_CONNTRACK_NEW and NF
811 * respectively. Remaining bits control the c
812 * delivered on the NFNLGRP_CONNTRACK_UPDATE g
813 * @OVS_CT_ATTR_TIMEOUT: Variable length strin
814 */
815 enum ovs_ct_attr {
816 OVS_CT_ATTR_UNSPEC,
817 OVS_CT_ATTR_COMMIT, /* No argument
818 OVS_CT_ATTR_ZONE, /* u16 zone id
819 OVS_CT_ATTR_MARK, /* mark to ass
820 OVS_CT_ATTR_LABELS, /* labels to a
821 OVS_CT_ATTR_HELPER, /* netlink hel
822 related con
823 OVS_CT_ATTR_NAT, /* Nested OVS_
824 OVS_CT_ATTR_FORCE_COMMIT, /* No argum
825 OVS_CT_ATTR_EVENTMASK, /* u32 mask of
826 OVS_CT_ATTR_TIMEOUT, /* Associate t
827 * fine-grain
828 __OVS_CT_ATTR_MAX
829 };
830
831 #define OVS_CT_ATTR_MAX (__OVS_CT_ATTR_MAX - 1
832
833 /**
834 * enum ovs_nat_attr - Attributes for %OVS_CT_
835 *
836 * @OVS_NAT_ATTR_SRC: Flag for Source NAT (man
837 * @OVS_NAT_ATTR_DST: Flag for Destination NAT
838 * address/port). Only one of (@OVS_NAT_ATTR_
839 * specified. Effective only for packets for
840 * Packets of committed connections are mangle
841 * the committed NAT type regardless of the fl
842 * NAT action without a NAT type flag will onl
843 * connections. The following NAT attributes
844 * (non-committed) connections, and they may b
845 * action has the @OVS_CT_ATTR_COMMIT flag and
846 * @OVS_NAT_ATTR_DST is also included.
847 * @OVS_NAT_ATTR_IP_MIN: struct in_addr or str
848 * @OVS_NAT_ATTR_IP_MAX: struct in_addr or str
849 * @OVS_NAT_ATTR_PROTO_MIN: u16 L4 protocol sp
850 * @OVS_NAT_ATTR_PROTO_MAX: u16 L4 protocol sp
851 * @OVS_NAT_ATTR_PERSISTENT: Flag for persiste
852 * @OVS_NAT_ATTR_PROTO_HASH: Flag for pseudo r
853 * @OVS_NAT_ATTR_PROTO_RANDOM: Flag for fully
854 */
855 enum ovs_nat_attr {
856 OVS_NAT_ATTR_UNSPEC,
857 OVS_NAT_ATTR_SRC,
858 OVS_NAT_ATTR_DST,
859 OVS_NAT_ATTR_IP_MIN,
860 OVS_NAT_ATTR_IP_MAX,
861 OVS_NAT_ATTR_PROTO_MIN,
862 OVS_NAT_ATTR_PROTO_MAX,
863 OVS_NAT_ATTR_PERSISTENT,
864 OVS_NAT_ATTR_PROTO_HASH,
865 OVS_NAT_ATTR_PROTO_RANDOM,
866 __OVS_NAT_ATTR_MAX,
867 };
868
869 #define OVS_NAT_ATTR_MAX (__OVS_NAT_ATTR_MAX -
870
871 /*
872 * struct ovs_action_push_eth - %OVS_ACTION_AT
873 * @addresses: Source and destination MAC addr
874 * @eth_type: Ethernet type
875 */
876 struct ovs_action_push_eth {
877 struct ovs_key_ethernet addresses;
878 };
879
880 /*
881 * enum ovs_check_pkt_len_attr - Attributes fo
882 *
883 * @OVS_CHECK_PKT_LEN_ATTR_PKT_LEN: u16 Packet
884 * @OVS_CHECK_PKT_LEN_ATTR_ACTIONS_IF_GREATER:
885 * actions to apply if the packer length is gr
886 * length in the attr - OVS_CHECK_PKT_LEN_ATTR
887 * @OVS_CHECK_PKT_LEN_ATTR_ACTIONS_IF_LESS_EQU
888 * actions to apply if the packer length is le
889 * length in the attr - OVS_CHECK_PKT_LEN_ATTR
890 */
891 enum ovs_check_pkt_len_attr {
892 OVS_CHECK_PKT_LEN_ATTR_UNSPEC,
893 OVS_CHECK_PKT_LEN_ATTR_PKT_LEN,
894 OVS_CHECK_PKT_LEN_ATTR_ACTIONS_IF_GREA
895 OVS_CHECK_PKT_LEN_ATTR_ACTIONS_IF_LESS
896 __OVS_CHECK_PKT_LEN_ATTR_MAX,
897
898 #ifdef __KERNEL__
899 OVS_CHECK_PKT_LEN_ATTR_ARG /*
900 #endif
901 };
902
903 #define OVS_CHECK_PKT_LEN_ATTR_MAX (__OVS_CHEC
904
905 #ifdef __KERNEL__
906 struct check_pkt_len_arg {
907 u16 pkt_len; /* Same value as OVS_C
908 bool exec_for_greater; /* When true,
909 * not change
910 */
911 bool exec_for_lesser_equal; /* When tr
912 * will no
913 * otherwi
914 */
915 };
916 #endif
917
918 #define OVS_PSAMPLE_COOKIE_MAX_SIZE 16
919 /**
920 * enum ovs_psample_attr - Attributes for %OVS
921 * action.
922 *
923 * @OVS_PSAMPLE_ATTR_GROUP: 32-bit number to i
924 * sample.
925 * @OVS_PSAMPLE_ATTR_COOKIE: An optional varia
926 * contains user-defined metadata. The maximum
927 * OVS_PSAMPLE_COOKIE_MAX_SIZE bytes.
928 *
929 * Sends the packet to the psample multicast g
930 * cookie. It is possible to combine this acti
931 * %OVS_ACTION_ATTR_TRUNC action to limit the
932 */
933 enum ovs_psample_attr {
934 OVS_PSAMPLE_ATTR_GROUP = 1, /* u32
935 OVS_PSAMPLE_ATTR_COOKIE, /* Opt
936
937 /* private: */
938 __OVS_PSAMPLE_ATTR_MAX
939 };
940
941 #define OVS_PSAMPLE_ATTR_MAX (__OVS_PSAMPLE_AT
942
943 /**
944 * enum ovs_action_attr - Action types.
945 *
946 * @OVS_ACTION_ATTR_OUTPUT: Output packet to p
947 * @OVS_ACTION_ATTR_TRUNC: Output packet to po
948 * @OVS_ACTION_ATTR_USERSPACE: Send packet to
949 * %OVS_USERSPACE_ATTR_* attributes.
950 * @OVS_ACTION_ATTR_SET: Replaces the contents
951 * single nested %OVS_KEY_ATTR_* attribute spe
952 * value.
953 * @OVS_ACTION_ATTR_SET_MASKED: Replaces the c
954 * nested %OVS_KEY_ATTR_* attribute specifies
955 * and a mask. For every bit set in the mask,
956 * is copied from the value to the packet head
957 * left unchanged. The non-masked value bits
958 * Masking is not supported for the %OVS_KEY_A
959 * @OVS_ACTION_ATTR_PUSH_VLAN: Push a new oute
960 * onto the packet.
961 * @OVS_ACTION_ATTR_POP_VLAN: Pop the outermos
962 * from the packet.
963 * @OVS_ACTION_ATTR_SAMPLE: Probabilitically e
964 * the nested %OVS_SAMPLE_ATTR_* attributes.
965 * @OVS_ACTION_ATTR_PUSH_MPLS: Push a new MPLS
966 * top of the packets MPLS label stack. Set t
967 * encapsulating frame to either %ETH_P_MPLS_U
968 * indicate the new packet contents.
969 * @OVS_ACTION_ATTR_POP_MPLS: Pop an MPLS labe
970 * packet's MPLS label stack. Set the encapsu
971 * indicate the new packet contents. This coul
972 * %ETH_P_MPLS if the resulting MPLS label sta
973 * is no MPLS label stack, as determined by et
974 * @OVS_ACTION_ATTR_CT: Track the connection.
975 * entries in the flow key.
976 * @OVS_ACTION_ATTR_PUSH_ETH: Push a new outer
977 * packet.
978 * @OVS_ACTION_ATTR_POP_ETH: Pop the outermost
979 * packet.
980 * @OVS_ACTION_ATTR_CT_CLEAR: Clear conntrack
981 * @OVS_ACTION_ATTR_PUSH_NSH: push NSH header
982 * @OVS_ACTION_ATTR_POP_NSH: pop the outermost
983 * @OVS_ACTION_ATTR_METER: Run packet through
984 * packet, or modify the packet (e.g., change
985 * @OVS_ACTION_ATTR_CLONE: make a copy of the
986 * actions without affecting the original pack
987 * @OVS_ACTION_ATTR_CHECK_PKT_LEN: Check the p
988 * of actions if greater than the specified pa
989 * another set of actions.
990 * @OVS_ACTION_ATTR_ADD_MPLS: Push a new MPLS
991 * start of the packet or at the start of the
992 * of l3 tunnel flag in the tun_flags field of
993 * argument.
994 * @OVS_ACTION_ATTR_DROP: Explicit drop action
995 * @OVS_ACTION_ATTR_PSAMPLE: Send a sample of
996 * via psample.
997 *
998 * Only a single header can be set with a sing
999 * fields within a header are modifiable, e.g.
1000 * type may not be changed.
1001 *
1002 * @OVS_ACTION_ATTR_SET_TO_MASKED: Kernel int
1003 * from the @OVS_ACTION_ATTR_SET.
1004 */
1005
1006 enum ovs_action_attr {
1007 OVS_ACTION_ATTR_UNSPEC,
1008 OVS_ACTION_ATTR_OUTPUT, /* u32
1009 OVS_ACTION_ATTR_USERSPACE, /* Nest
1010 OVS_ACTION_ATTR_SET, /* One
1011 OVS_ACTION_ATTR_PUSH_VLAN, /* stru
1012 OVS_ACTION_ATTR_POP_VLAN, /* No a
1013 OVS_ACTION_ATTR_SAMPLE, /* Nest
1014 OVS_ACTION_ATTR_RECIRC, /* u32
1015 OVS_ACTION_ATTR_HASH, /* stru
1016 OVS_ACTION_ATTR_PUSH_MPLS, /* stru
1017 OVS_ACTION_ATTR_POP_MPLS, /* __be
1018 OVS_ACTION_ATTR_SET_MASKED, /* One
1019 * data
1020 * The
1021 * bits
1022 OVS_ACTION_ATTR_CT, /* Nest
1023 OVS_ACTION_ATTR_TRUNC, /* u32
1024 OVS_ACTION_ATTR_PUSH_ETH, /* stru
1025 OVS_ACTION_ATTR_POP_ETH, /* No a
1026 OVS_ACTION_ATTR_CT_CLEAR, /* No a
1027 OVS_ACTION_ATTR_PUSH_NSH, /* Nest
1028 OVS_ACTION_ATTR_POP_NSH, /* No a
1029 OVS_ACTION_ATTR_METER, /* u32
1030 OVS_ACTION_ATTR_CLONE, /* Nest
1031 OVS_ACTION_ATTR_CHECK_PKT_LEN, /* Nes
1032 OVS_ACTION_ATTR_ADD_MPLS, /* stru
1033 OVS_ACTION_ATTR_DEC_TTL, /* Nest
1034 OVS_ACTION_ATTR_DROP, /* u32
1035 OVS_ACTION_ATTR_PSAMPLE, /* Nest
1036
1037 __OVS_ACTION_ATTR_MAX, /* Noth
1038 * from
1039
1040 #ifdef __KERNEL__
1041 OVS_ACTION_ATTR_SET_TO_MASKED, /* Ker
1042 * set
1043 * OVS
1044 #endif
1045 };
1046
1047 #define OVS_ACTION_ATTR_MAX (__OVS_ACTION_ATT
1048
1049 /* Meters. */
1050 #define OVS_METER_FAMILY "ovs_meter"
1051 #define OVS_METER_MCGROUP "ovs_meter"
1052 #define OVS_METER_VERSION 0x1
1053
1054 enum ovs_meter_cmd {
1055 OVS_METER_CMD_UNSPEC,
1056 OVS_METER_CMD_FEATURES, /* Get featur
1057 OVS_METER_CMD_SET, /* Add or mod
1058 OVS_METER_CMD_DEL, /* Delete a m
1059 OVS_METER_CMD_GET /* Get meter
1060 };
1061
1062 enum ovs_meter_attr {
1063 OVS_METER_ATTR_UNSPEC,
1064 OVS_METER_ATTR_ID, /* u32 meter
1065 OVS_METER_ATTR_KBPS, /* No argumen
1066 * per second
1067 * packets pe
1068 */
1069 OVS_METER_ATTR_STATS, /* struct ovs
1070 OVS_METER_ATTR_BANDS, /* Nested att
1071 OVS_METER_ATTR_USED, /* u64 msecs
1072 OVS_METER_ATTR_CLEAR, /* Flag to cl
1073 OVS_METER_ATTR_MAX_METERS, /* u32 num
1074 OVS_METER_ATTR_MAX_BANDS, /* u32 max
1075 OVS_METER_ATTR_PAD,
1076 __OVS_METER_ATTR_MAX
1077 };
1078
1079 #define OVS_METER_ATTR_MAX (__OVS_METER_ATTR_
1080
1081 enum ovs_band_attr {
1082 OVS_BAND_ATTR_UNSPEC,
1083 OVS_BAND_ATTR_TYPE, /* u32 OVS_ME
1084 OVS_BAND_ATTR_RATE, /* u32 band r
1085 OVS_BAND_ATTR_BURST, /* u32 burst
1086 OVS_BAND_ATTR_STATS, /* struct ovs
1087 __OVS_BAND_ATTR_MAX
1088 };
1089
1090 #define OVS_BAND_ATTR_MAX (__OVS_BAND_ATTR_MA
1091
1092 enum ovs_meter_band_type {
1093 OVS_METER_BAND_TYPE_UNSPEC,
1094 OVS_METER_BAND_TYPE_DROP, /* Drop e
1095 __OVS_METER_BAND_TYPE_MAX
1096 };
1097
1098 #define OVS_METER_BAND_TYPE_MAX (__OVS_METER_
1099
1100 /* Conntrack limit */
1101 #define OVS_CT_LIMIT_FAMILY "ovs_ct_limit"
1102 #define OVS_CT_LIMIT_MCGROUP "ovs_ct_limit"
1103 #define OVS_CT_LIMIT_VERSION 0x1
1104
1105 enum ovs_ct_limit_cmd {
1106 OVS_CT_LIMIT_CMD_UNSPEC,
1107 OVS_CT_LIMIT_CMD_SET, /* Ad
1108 OVS_CT_LIMIT_CMD_DEL, /* De
1109 OVS_CT_LIMIT_CMD_GET /* Ge
1110 };
1111
1112 enum ovs_ct_limit_attr {
1113 OVS_CT_LIMIT_ATTR_UNSPEC,
1114 OVS_CT_LIMIT_ATTR_ZONE_LIMIT, /* Ne
1115 __OVS_CT_LIMIT_ATTR_MAX
1116 };
1117
1118 #define OVS_CT_LIMIT_ATTR_MAX (__OVS_CT_LIMIT
1119
1120 #define OVS_ZONE_LIMIT_DEFAULT_ZONE -1
1121
1122 struct ovs_zone_limit {
1123 int zone_id;
1124 __u32 limit;
1125 __u32 count;
1126 };
1127
1128 enum ovs_dec_ttl_attr {
1129 OVS_DEC_TTL_ATTR_UNSPEC,
1130 OVS_DEC_TTL_ATTR_ACTION, /* Ne
1131 __OVS_DEC_TTL_ATTR_MAX
1132 };
1133
1134 #define OVS_DEC_TTL_ATTR_MAX (__OVS_DEC_TTL_A
1135
1136 #endif /* _LINUX_OPENVSWITCH_H */
1137
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.