xref: /freebsd/sys/netpfil/pf/pf_nl.h (revision 08f54dfca1970b1e014c99c7f8fc806b949267af)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 2023 Alexander V. Chernikov <melifaro@FreeBSD.org>
5  * Copyright (c) 2023 Rubicon Communications, LLC (Netgate)
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  *
28  */
29 
30 #ifndef _NETPFIL_PF_PF_NL_H_
31 #define _NETPFIL_PF_PF_NL_H_
32 
33 /* Genetlink family */
34 #define PFNL_FAMILY_NAME	"pfctl"
35 
36 /* available commands */
37 enum {
38 	PFNL_CMD_UNSPEC = 0,
39 	PFNL_CMD_GETSTATES = 1,
40 	PFNL_CMD_GETCREATORS = 2,
41 	PFNL_CMD_START = 3,
42 	PFNL_CMD_STOP = 4,
43 	PFNL_CMD_ADDRULE = 5,
44 	PFNL_CMD_GETRULES = 6,
45 	PFNL_CMD_GETRULE = 7,
46 	PFNL_CMD_CLRSTATES = 8,
47 	PFNL_CMD_KILLSTATES = 9,
48 	PFNL_CMD_SET_STATUSIF = 10,
49 	PFNL_CMD_GET_STATUS = 11,
50 	PFNL_CMD_CLEAR_STATUS = 12,
51 	PFNL_CMD_NATLOOK = 13,
52 	PFNL_CMD_SET_DEBUG = 14,
53 	PFNL_CMD_SET_TIMEOUT = 15,
54 	PFNL_CMD_GET_TIMEOUT = 16,
55 	PFNL_CMD_SET_LIMIT = 17,
56 	PFNL_CMD_GET_LIMIT = 18,
57 	PFNL_CMD_BEGIN_ADDRS = 19,
58 	PFNL_CMD_ADD_ADDR = 20,
59 	PFNL_CMD_GET_ADDRS = 21,
60 	PFNL_CMD_GET_ADDR = 22,
61 	PFNL_CMD_GET_RULESETS = 23,
62 	PFNL_CMD_GET_RULESET = 24,
63 	PFNL_CMD_GET_SRCNODES = 25,
64 	PFNL_CMD_CLEAR_TABLES = 26,
65 	PFNL_CMD_ADD_TABLE = 27,
66 	PFNL_CMD_DEL_TABLE = 28,
67 	PFNL_CMD_GET_TSTATS = 29,
68 	PFNL_CMD_CLR_TSTATS = 30,
69 	PFNL_CMD_CLR_ADDRS = 31,
70 	PFNL_CMD_TABLE_ADD_ADDR = 32,
71 	PFNL_CMD_TABLE_DEL_ADDR = 33,
72 	PFNL_CMD_TABLE_SET_ADDR = 34,
73 	PFNL_CMD_TABLE_GET_ADDR = 35,
74 	PFNL_CMD_TABLE_GET_ASTATS = 36,
75 	__PFNL_CMD_MAX,
76 };
77 #define PFNL_CMD_MAX (__PFNL_CMD_MAX -1)
78 
79 enum pfstate_key_type_t {
80 	PF_STK_UNSPEC,
81 	PF_STK_ADDR0		= 1, /* ip */
82 	PF_STK_ADDR1		= 2, /* ip */
83 	PF_STK_PORT0		= 3, /* u16 */
84 	PF_STK_PORT1		= 4, /* u16 */
85 	PF_STK_AF		= 5, /* u8 */
86 	PF_STK_PROTO		= 6, /* u16 */
87 };
88 
89 enum pfstate_peer_type_t {
90 	PF_STP_UNSPEC,
91 	PF_STP_PFSS_FLAGS	= 1, /* u16 */
92 	PF_STP_PFSS_TTL		= 2, /* u8 */
93 	PF_STP_SCRUB_FLAG	= 3, /* u8 */
94 	PF_STP_PFSS_TS_MOD	= 4, /* u32 */
95 	PF_STP_SEQLO		= 5, /* u32 */
96 	PF_STP_SEQHI		= 6, /* u32 */
97 	PF_STP_SEQDIFF		= 7, /* u32 */
98 	PF_STP_MAX_WIN		= 8, /* u16 */
99 	PF_STP_MSS		= 9, /* u16 */
100 	PF_STP_STATE		= 10, /* u8 */
101 	PF_STP_WSCALE		= 11, /* u8 */
102 };
103 
104 enum pfstate_type_t {
105 	PF_ST_UNSPEC,
106 	PF_ST_ID		= 1, /* u32, state id */
107 	PF_ST_CREATORID		= 2, /* u32, */
108 	PF_ST_IFNAME		= 3, /* string */
109 	PF_ST_ORIG_IFNAME	= 4, /* string */
110 	PF_ST_KEY_WIRE		= 5, /* nested, pfstate_key_type_t */
111 	PF_ST_KEY_STACK		= 6, /* nested, pfstate_key_type_t */
112 	PF_ST_PEER_SRC		= 7, /* nested, pfstate_peer_type_t*/
113 	PF_ST_PEER_DST		= 8, /* nested, pfstate_peer_type_t */
114 	PF_ST_RT_ADDR		= 9, /* ip */
115 	PF_ST_RULE		= 10, /* u32 */
116 	PF_ST_ANCHOR		= 11, /* u32 */
117 	PF_ST_NAT_RULE		= 12, /* u32 */
118 	PF_ST_CREATION		= 13, /* u32 */
119 	PF_ST_EXPIRE		= 14, /* u32 */
120 	PF_ST_PACKETS0		= 15, /* u64 */
121 	PF_ST_PACKETS1		= 16, /* u64 */
122 	PF_ST_BYTES0		= 17, /* u64 */
123 	PF_ST_BYTES1		= 18, /* u64 */
124 	PF_ST_AF		= 19, /* u8 */
125 	PF_ST_PROTO		= 21, /* u8 */
126 	PF_ST_DIRECTION		= 22, /* u8 */
127 	PF_ST_LOG		= 23, /* u8 */
128 	PF_ST_TIMEOUT		= 24, /* u8 */
129 	PF_ST_STATE_FLAGS	= 25, /* u8 */
130 	PF_ST_SYNC_FLAGS	= 26, /* u8 */
131 	PF_ST_UPDATES		= 27, /* u8 */
132 	PF_ST_VERSION		= 28, /* u64 */
133 	PF_ST_FILTER_ADDR	= 29, /* in6_addr */
134 	PF_ST_FILTER_MASK	= 30, /* in6_addr */
135 	PF_ST_RTABLEID		= 31, /* i32 */
136 	PF_ST_MIN_TTL		= 32, /* u8 */
137 	PF_ST_MAX_MSS		= 33, /* u16 */
138 	PF_ST_DNPIPE		= 34, /* u16 */
139 	PF_ST_DNRPIPE		= 35, /* u16 */
140 	PF_ST_RT		= 36, /* u8 */
141 	PF_ST_RT_IFNAME		= 37, /* string */
142 	PF_ST_SRC_NODE_FLAGS	= 38, /* u8 */
143 	PF_ST_RT_AF		= 39, /* u8 */
144 };
145 
146 enum pf_addr_type_t {
147 	PF_AT_UNSPEC,
148 	PF_AT_ADDR		= 1, /* in6_addr */
149 	PF_AT_MASK		= 2, /* in6_addr */
150 	PF_AT_IFNAME		= 3, /* string */
151 	PF_AT_TABLENAME		= 4, /* string */
152 	PF_AT_TYPE		= 5, /* u8 */
153 	PF_AT_IFLAGS		= 6, /* u8 */
154 	PF_AT_TBLCNT		= 7, /* u32 */
155 	PF_AT_DYNCNT		= 8, /* u32 */
156 };
157 
158 enum pfrule_addr_type_t {
159 	PF_RAT_UNSPEC,
160 	PF_RAT_ADDR		= 1, /* nested, pf_addr_type_t */
161 	PF_RAT_SRC_PORT		= 2, /* u16 */
162 	PF_RAT_DST_PORT		= 3, /* u16 */
163 	PF_RAT_NEG		= 4, /* u8 */
164 	PF_RAT_OP		= 5, /* u8 */
165 };
166 
167 enum pf_labels_type_t {
168 	PF_LT_UNSPEC,
169 	PF_LT_LABEL		= 1, /* string */
170 };
171 
172 enum pf_mape_portset_type_t
173 {
174 	PF_MET_UNSPEC,
175 	PF_MET_OFFSET		= 1, /* u8 */
176 	PF_MET_PSID_LEN		= 2, /* u8 */
177 	PF_MET_PSID		= 3, /* u16 */
178 };
179 
180 enum pf_rpool_type_t
181 {
182 	PF_PT_UNSPEC,
183 	PF_PT_KEY		= 1, /* bytes, sizeof(struct pf_poolhashkey) */
184 	PF_PT_COUNTER		= 2, /* in6_addr */
185 	PF_PT_TBLIDX		= 3, /* u32 */
186 	PF_PT_PROXY_SRC_PORT	= 4, /* u16 */
187 	PF_PT_PROXY_DST_PORT	= 5, /* u16 */
188 	PF_PT_OPTS		= 6, /* u8 */
189 	PF_PT_MAPE		= 7, /* nested, pf_mape_portset_type_t */
190 };
191 
192 enum pf_timeout_type_t {
193 	PF_TT_UNSPEC,
194 	PF_TT_TIMEOUT		= 1, /* u32 */
195 };
196 
197 enum pf_rule_uid_type_t {
198 	PF_RUT_UNSPEC,
199 	PF_RUT_UID_LOW		= 1, /* u32 */
200 	PF_RUT_UID_HIGH		= 2, /* u32 */
201 	PF_RUT_OP		= 3, /* u8 */
202 };
203 
204 enum pf_rule_type_t {
205 	PF_RT_UNSPEC,
206 	PF_RT_SRC		= 1, /* nested, pf_rule_addr_type_t */
207 	PF_RT_DST		= 2, /* nested, pf_rule_addr_type_t */
208 	PF_RT_RIDENTIFIER	= 3, /* u32 */
209 	PF_RT_LABELS		= 4, /* nested, pf_labels_type_t */
210 	PF_RT_IFNAME		= 5, /* string */
211 	PF_RT_QNAME		= 6, /* string */
212 	PF_RT_PQNAME		= 7, /* string */
213 	PF_RT_TAGNAME		= 8, /* string */
214 	PF_RT_MATCH_TAGNAME	= 9, /* string */
215 	PF_RT_OVERLOAD_TBLNAME	= 10, /* string */
216 	PF_RT_RPOOL_RDR		= 11, /* nested, pf_rpool_type_t */
217 	PF_RT_OS_FINGERPRINT	= 12, /* u32 */
218 	PF_RT_RTABLEID		= 13, /* u32 */
219 	PF_RT_TIMEOUT		= 14, /* nested, pf_timeout_type_t */
220 	PF_RT_MAX_STATES	= 15, /* u32 */
221 	PF_RT_MAX_SRC_NODES	= 16, /* u32 */
222 	PF_RT_MAX_SRC_STATES	= 17, /* u32 */
223 	PF_RT_MAX_SRC_CONN_RATE_LIMIT	= 18, /* u32 */
224 	PF_RT_MAX_SRC_CONN_RATE_SECS	= 19, /* u32 */
225 	PF_RT_DNPIPE		= 20, /* u16 */
226 	PF_RT_DNRPIPE		= 21, /* u16 */
227 	PF_RT_DNFLAGS		= 22, /* u32 */
228 	PF_RT_NR		= 23, /* u32 */
229 	PF_RT_PROB		= 24, /* u32 */
230 	PF_RT_CUID		= 25, /* u32 */
231 	PF_RT_CPID		= 26, /* u32 */
232 	PF_RT_RETURN_ICMP	= 27, /* u16 */
233 	PF_RT_RETURN_ICMP6	= 28, /* u16 */
234 	PF_RT_MAX_MSS		= 29, /* u16 */
235 	PF_RT_SCRUB_FLAGS	= 30, /* u16 */
236 	PF_RT_UID		= 31, /* nested, pf_rule_uid_type_t */
237 	PF_RT_GID		= 32, /* nested, pf_rule_uid_type_t */
238 	PF_RT_RULE_FLAG		= 33, /* u32 */
239 	PF_RT_ACTION		= 34, /* u8 */
240 	PF_RT_DIRECTION		= 35, /* u8 */
241 	PF_RT_LOG		= 36, /* u8 */
242 	PF_RT_LOGIF		= 37, /* u8 */
243 	PF_RT_QUICK		= 38, /* u8 */
244 	PF_RT_IF_NOT		= 39, /* u8 */
245 	PF_RT_MATCH_TAG_NOT	= 40, /* u8 */
246 	PF_RT_NATPASS		= 41, /* u8 */
247 	PF_RT_KEEP_STATE	= 42, /* u8 */
248 	PF_RT_AF		= 43, /* u8 */
249 	PF_RT_PROTO		= 44, /* u8 */
250 	PF_RT_TYPE		= 45, /* u8 */
251 	PF_RT_CODE		= 46, /* u8 */
252 	PF_RT_FLAGS		= 47, /* u8 */
253 	PF_RT_FLAGSET		= 48, /* u8 */
254 	PF_RT_MIN_TTL		= 49, /* u8 */
255 	PF_RT_ALLOW_OPTS	= 50, /* u8 */
256 	PF_RT_RT		= 51, /* u8 */
257 	PF_RT_RETURN_TTL	= 52, /* u8 */
258 	PF_RT_TOS		= 53, /* u8 */
259 	PF_RT_SET_TOS		= 54, /* u8 */
260 	PF_RT_ANCHOR_RELATIVE	= 55, /* u8 */
261 	PF_RT_ANCHOR_WILDCARD	= 56, /* u8 */
262 	PF_RT_FLUSH		= 57, /* u8 */
263 	PF_RT_PRIO		= 58, /* u8 */
264 	PF_RT_SET_PRIO		= 59, /* u8 */
265 	PF_RT_SET_PRIO_REPLY	= 60, /* u8 */
266 	PF_RT_DIVERT_ADDRESS	= 61, /* in6_addr */
267 	PF_RT_DIVERT_PORT	= 62, /* u16 */
268 	PF_RT_PACKETS_IN	= 63, /* u64 */
269 	PF_RT_PACKETS_OUT	= 64, /* u64 */
270 	PF_RT_BYTES_IN		= 65, /* u64 */
271 	PF_RT_BYTES_OUT		= 66, /* u64 */
272 	PF_RT_EVALUATIONS	= 67, /* u64 */
273 	PF_RT_TIMESTAMP		= 68, /* u64 */
274 	PF_RT_STATES_CUR	= 69, /* u64 */
275 	PF_RT_STATES_TOTAL	= 70, /* u64 */
276 	PF_RT_SRC_NODES		= 71, /* u64 */
277 	PF_RT_ANCHOR_CALL	= 72, /* string */
278 	PF_RT_RCV_IFNAME	= 73, /* string */
279 	PF_RT_MAX_SRC_CONN	= 74, /* u32 */
280 	PF_RT_RPOOL_NAT		= 75, /* nested, pf_rpool_type_t */
281 	PF_RT_NAF		= 76, /* u8 */
282 	PF_RT_RPOOL_RT		= 77, /* nested, pf_rpool_type_t */
283 	PF_RT_RCV_IFNOT		= 78, /* bool */
284 	PF_RT_SRC_NODES_LIMIT	= 79, /* u64 */
285 	PF_RT_SRC_NODES_NAT	= 80, /* u64 */
286 	PF_RT_SRC_NODES_ROUTE	= 81, /* u64 */
287 	PF_RT_PKTRATE		= 82, /* nested, pf_threshold_type_t */
288 	PF_RT_MAX_PKT_SIZE	= 83, /* u16 */
289 	PF_RT_TYPE_2		= 84, /* u16 */
290 	PF_RT_CODE_2		= 85, /* u16 */
291 	PF_RT_EXPTIME		= 86, /* time_t */
292 };
293 
294 enum pf_addrule_type_t {
295 	PF_ART_UNSPEC,
296 	PF_ART_TICKET		= 1, /* u32 */
297 	PF_ART_POOL_TICKET	= 2, /* u32 */
298 	PF_ART_ANCHOR		= 3, /* string */
299 	PF_ART_ANCHOR_CALL	= 4, /* string */
300 	PF_ART_RULE		= 5, /* nested, pfrule_type_t */
301 };
302 
303 enum pf_getrules_type_t {
304 	PF_GR_UNSPEC,
305 	PF_GR_ANCHOR		= 1, /* string */
306 	PF_GR_ACTION		= 2, /* u8 */
307 	PF_GR_NR		= 3, /* u32 */
308 	PF_GR_TICKET		= 4, /* u32 */
309 	PF_GR_CLEAR		= 5, /* u8 */
310 };
311 
312 enum pf_clear_states_type_t {
313 	PF_CS_UNSPEC,
314 	PF_CS_CMP_ID		= 1, /* u64 */
315 	PF_CS_CMP_CREATORID	= 2, /* u32 */
316 	PF_CS_CMP_DIR		= 3, /* u8 */
317 	PF_CS_AF		= 4, /* u8 */
318 	PF_CS_PROTO		= 5, /* u8 */
319 	PF_CS_SRC		= 6, /* nested, pf_addr_wrap */
320 	PF_CS_DST		= 7, /* nested, pf_addr_wrap */
321 	PF_CS_RT_ADDR		= 8, /* nested, pf_addr_wrap */
322 	PF_CS_IFNAME		= 9, /* string */
323 	PF_CS_LABEL		= 10, /* string */
324 	PF_CS_KILL_MATCH	= 11, /* bool */
325 	PF_CS_NAT		= 12, /* bool */
326 	PF_CS_KILLED		= 13, /* u32 */
327 };
328 
329 enum pf_set_statusif_types_t {
330 	PF_SS_UNSPEC,
331 	PF_SS_IFNAME		= 1, /* string */
332 };
333 
334 enum pf_counter_types_t {
335 	PF_C_UNSPEC,
336 	PF_C_COUNTER		= 1, /* u64 */
337 	PF_C_NAME		= 2, /* string */
338 	PF_C_ID			= 3, /* u32 */
339 };
340 
341 enum pf_get_status_types_t {
342 	PF_GS_UNSPEC,
343 	PF_GS_IFNAME		= 1, /* string */
344 	PF_GS_RUNNING		= 2, /* bool */
345 	PF_GS_SINCE		= 3, /* u32 */
346 	PF_GS_DEBUG		= 4, /* u32 */
347 	PF_GS_HOSTID		= 5, /* u32 */
348 	PF_GS_STATES		= 6, /* u32 */
349 	PF_GS_SRC_NODES		= 7, /* u32 */
350 	PF_GS_REASSEMBLE	= 8, /* u32 */
351 	PF_GS_SYNCOOKIES_ACTIVE	= 9, /* bool */
352 	PF_GS_COUNTERS		= 10, /* nested, */
353 	PF_GS_LCOUNTERS		= 11, /* nested, */
354 	PF_GS_FCOUNTERS		= 12, /* nested, */
355 	PF_GS_SCOUNTERS		= 13, /* nested, */
356 	PF_GS_CHKSUM		= 14, /* byte array */
357 	PF_GS_PCOUNTERS		= 15, /* u64 array */
358 	PF_GS_BCOUNTERS		= 16, /* u64 array */
359 	PF_GS_NCOUNTERS		= 17, /* nested, */
360 	PF_GS_FRAGMENTS		= 18, /* u64, */
361 };
362 
363 enum pf_natlook_types_t {
364 	PF_NL_UNSPEC,
365 	PF_NL_AF		= 1, /* u8 */
366 	PF_NL_DIRECTION		= 2, /* u8 */
367 	PF_NL_PROTO		= 3, /* u8 */
368 	PF_NL_SRC_ADDR		= 4, /* in6_addr */
369 	PF_NL_DST_ADDR		= 5, /* in6_addr */
370 	PF_NL_SRC_PORT		= 6, /* u16 */
371 	PF_NL_DST_PORT		= 7, /* u16 */
372 };
373 
374 enum pf_set_debug_types_t {
375 	PF_SD_UNSPEC,
376 	PF_SD_LEVEL		= 1, /* u32 */
377 };
378 
379 enum pf_timeout_types_t {
380 	PF_TO_UNSPEC,
381 	PF_TO_TIMEOUT		= 1, /* u32 */
382 	PF_TO_SECONDS		= 2, /* u32 */
383 };
384 
385 enum pf_limit_types_t {
386 	PF_LI_UNSPEC,
387 	PF_LI_INDEX		= 1, /* u32 */
388 	PF_LI_LIMIT		= 2, /* u32 */
389 };
390 
391 enum pf_begin_addrs_types_t {
392 	PF_BA_UNSPEC,
393 	PF_BA_TICKET		= 1, /* u32 */
394 };
395 
396 enum pf_pool_addr_types_t {
397 	PF_PA_UNSPEC,
398 	PF_PA_ADDR		= 1, /* nested, pf_addr_wrap */
399 	PF_PA_IFNAME		= 2, /* string */
400 };
401 
402 enum pf_add_addr_types_t {
403 	PF_AA_UNSPEC,
404 	PF_AA_ACTION		= 1, /* u32 */
405 	PF_AA_TICKET		= 2, /* u32 */
406 	PF_AA_NR		= 3, /* u32 */
407 	PF_AA_R_NUM		= 4, /* u32 */
408 	PF_AA_R_ACTION		= 5, /* u8 */
409 	PF_AA_R_LAST		= 6, /* u8 */
410 	PF_AA_AF		= 7, /* u8 */
411 	PF_AA_ANCHOR		= 8, /* string */
412 	PF_AA_ADDR		= 9, /* nested, pf_pooladdr */
413 	PF_AA_WHICH		= 10, /* u32 */
414 };
415 
416 enum pf_get_rulesets_types_t {
417 	PF_RS_UNSPEC,
418 	PF_RS_PATH		= 1, /* string */
419 	PF_RS_NR		= 2, /* u32 */
420 	PF_RS_NAME		= 3, /* string */
421 };
422 
423 enum pf_threshold_types_t {
424 	PF_TH_UNSPEC,
425 	PF_TH_LIMIT		= 1, /* u32 */
426 	PF_TH_SECONDS		= 2, /* u32 */
427 	PF_TH_COUNT		= 3, /* u32 */
428 	PF_TH_LAST		= 4, /* u32 */
429 };
430 
431 enum pf_srcnodes_types_t {
432 	PF_SN_UNSPEC,
433 	PF_SN_ADDR		= 1, /* nested, pf_addr */
434 	PF_SN_RADDR		= 2, /* nested, pf_addr */
435 	PF_SN_RULE_NR		= 3, /* u32 */
436 	PF_SN_BYTES_IN		= 4, /* u64 */
437 	PF_SN_BYTES_OUT		= 5, /* u64 */
438 	PF_SN_PACKETS_IN	= 6, /* u64 */
439 	PF_SN_PACKETS_OUT	= 7, /* u64 */
440 	PF_SN_STATES		= 8, /* u32 */
441 	PF_SN_CONNECTIONS	= 9, /* u32 */
442 	PF_SN_AF		= 10, /* u8 */
443 	PF_SN_RULE_TYPE		= 11, /* u8 */
444 	PF_SN_CREATION		= 12, /* u64 */
445 	PF_SN_EXPIRE		= 13, /* u64 */
446 	PF_SN_CONNECTION_RATE	= 14, /* nested, pf_threshold */
447 	PF_SN_RAF		= 15, /* u8 */
448 	PF_SN_NODE_TYPE		= 16, /* u8 */
449 };
450 
451 enum pf_tables_t {
452 	PF_T_UNSPEC,
453 	PF_T_ANCHOR		= 1, /* string */
454 	PF_T_NAME		= 2, /* string */
455 	PF_T_TABLE_FLAGS	= 3, /* u32 */
456 	PF_T_FLAGS		= 4, /* u32 */
457 	PF_T_NBR_DELETED	= 5, /* u32 */
458 	PF_T_NBR_ADDED		= 6, /* u32 */
459 };
460 
461 enum pf_tstats_t {
462 	PF_TS_UNSPEC,
463 	PF_TS_TABLE		= 1, /* nested, pfr_table */
464 	PF_TS_PACKETS		= 2, /* u64 array */
465 	PF_TS_BYTES		= 3, /* u64 array */
466 	PF_TS_MATCH		= 4, /* u64 */
467 	PF_TS_NOMATCH		= 5, /* u64 */
468 	PF_TS_TZERO		= 6, /* u64 */
469 	PF_TS_CNT		= 7, /* u64 */
470 	PF_TS_REFCNT		= 8, /* u64 array */
471 	PF_TS_NZERO		= 9, /* u64 */
472 };
473 
474 enum pfr_addr_t {
475 	PFR_A_UNSPEC,
476 	PFR_A_AF		= 1, /* uint8_t */
477 	PFR_A_NET		= 2, /* uint8_t */
478 	PFR_A_NOT		= 3, /* bool */
479 	PFR_A_ADDR		= 4, /* in6_addr */
480 };
481 
482 enum pf_table_addrs_t {
483 	PF_TA_UNSPEC,
484 	PF_TA_TABLE		= 1, /* nested, pf_table_t */
485 	PF_TA_ADDR		= 2, /* nested, pfr_addr_t */
486 	PF_TA_FLAGS		= 3, /* u32 */
487 	PF_TA_NBR_ADDED		= 4, /* u32 */
488 	PF_TA_NBR_DELETED	= 5, /* u32 */
489 	PF_TA_NBR_CHANGED	= 6, /* u32 */
490 	PF_TA_ADDR_COUNT	= 7, /* u32 */
491 };
492 
493 enum pf_astats_t {
494 	PF_AS_UNSPEC,
495 	PF_AS_ADDR		= 1, /* nested, pfr_addr_t */
496 	PF_AS_PACKETS		= 2, /* u64 array */
497 	PF_AS_BYTES		= 3, /* u64 array */
498 	PF_AS_TZERO		= 4, /* time_t */
499 };
500 
501 enum pf_table_astats_t {
502 	PF_TAS_UNSPEC,
503 	PF_TAS_TABLE		= 1, /* nested pf_table_t */
504 	PF_TAS_ASTATS		= 2, /* nested, pfr_astats_t */
505 	PF_TAS_FLAGS		= 3, /* u32 */
506 	PF_TAS_ASTATS_COUNT	= 4, /* u32 */
507 };
508 #ifdef _KERNEL
509 
510 void	pf_nl_register(void);
511 void	pf_nl_unregister(void);
512 
513 #endif
514 
515 #endif
516