Warning: That file was not part of the compilation database. It may have many parsing errors.

1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2#ifndef __LINUX_PKT_CLS_H
3#define __LINUX_PKT_CLS_H
4
5#include <linux/types.h>
6#include <linux/pkt_sched.h>
7
8#define TC_COOKIE_MAX_SIZE 16
9
10/* Action attributes */
11enum {
12 TCA_ACT_UNSPEC,
13 TCA_ACT_KIND,
14 TCA_ACT_OPTIONS,
15 TCA_ACT_INDEX,
16 TCA_ACT_STATS,
17 TCA_ACT_PAD,
18 TCA_ACT_COOKIE,
19 __TCA_ACT_MAX
20};
21
22#define TCA_ACT_MAX __TCA_ACT_MAX
23#define TCA_OLD_COMPAT (TCA_ACT_MAX+1)
24#define TCA_ACT_MAX_PRIO 32
25#define TCA_ACT_BIND 1
26#define TCA_ACT_NOBIND 0
27#define TCA_ACT_UNBIND 1
28#define TCA_ACT_NOUNBIND 0
29#define TCA_ACT_REPLACE 1
30#define TCA_ACT_NOREPLACE 0
31
32#define TC_ACT_UNSPEC (-1)
33#define TC_ACT_OK 0
34#define TC_ACT_RECLASSIFY 1
35#define TC_ACT_SHOT 2
36#define TC_ACT_PIPE 3
37#define TC_ACT_STOLEN 4
38#define TC_ACT_QUEUED 5
39#define TC_ACT_REPEAT 6
40#define TC_ACT_REDIRECT 7
41#define TC_ACT_TRAP 8 /* For hw path, this means "trap to cpu"
42 * and don't further process the frame
43 * in hardware. For sw path, this is
44 * equivalent of TC_ACT_STOLEN - drop
45 * the skb and act like everything
46 * is alright.
47 */
48
49/* There is a special kind of actions called "extended actions",
50 * which need a value parameter. These have a local opcode located in
51 * the highest nibble, starting from 1. The rest of the bits
52 * are used to carry the value. These two parts together make
53 * a combined opcode.
54 */
55#define __TC_ACT_EXT_SHIFT 28
56#define __TC_ACT_EXT(local) ((local) << __TC_ACT_EXT_SHIFT)
57#define TC_ACT_EXT_VAL_MASK ((1 << __TC_ACT_EXT_SHIFT) - 1)
58#define TC_ACT_EXT_CMP(combined, opcode) \
59 (((combined) & (~TC_ACT_EXT_VAL_MASK)) == opcode)
60
61#define TC_ACT_JUMP __TC_ACT_EXT(1)
62#define TC_ACT_GOTO_CHAIN __TC_ACT_EXT(2)
63
64/* Action type identifiers*/
65enum {
66 TCA_ID_UNSPEC=0,
67 TCA_ID_POLICE=1,
68 /* other actions go here */
69 __TCA_ID_MAX=255
70};
71
72#define TCA_ID_MAX __TCA_ID_MAX
73
74struct tc_police {
75 __u32 index;
76 int action;
77#define TC_POLICE_UNSPEC TC_ACT_UNSPEC
78#define TC_POLICE_OK TC_ACT_OK
79#define TC_POLICE_RECLASSIFY TC_ACT_RECLASSIFY
80#define TC_POLICE_SHOT TC_ACT_SHOT
81#define TC_POLICE_PIPE TC_ACT_PIPE
82
83 __u32 limit;
84 __u32 burst;
85 __u32 mtu;
86 struct tc_ratespec rate;
87 struct tc_ratespec peakrate;
88 int refcnt;
89 int bindcnt;
90 __u32 capab;
91};
92
93struct tcf_t {
94 __u64 install;
95 __u64 lastuse;
96 __u64 expires;
97 __u64 firstuse;
98};
99
100struct tc_cnt {
101 int refcnt;
102 int bindcnt;
103};
104
105#define tc_gen \
106 __u32 index; \
107 __u32 capab; \
108 int action; \
109 int refcnt; \
110 int bindcnt
111
112enum {
113 TCA_POLICE_UNSPEC,
114 TCA_POLICE_TBF,
115 TCA_POLICE_RATE,
116 TCA_POLICE_PEAKRATE,
117 TCA_POLICE_AVRATE,
118 TCA_POLICE_RESULT,
119 TCA_POLICE_TM,
120 TCA_POLICE_PAD,
121 __TCA_POLICE_MAX
122#define TCA_POLICE_RESULT TCA_POLICE_RESULT
123};
124
125#define TCA_POLICE_MAX (__TCA_POLICE_MAX - 1)
126
127/* tca flags definitions */
128#define TCA_CLS_FLAGS_SKIP_HW (1 << 0) /* don't offload filter to HW */
129#define TCA_CLS_FLAGS_SKIP_SW (1 << 1) /* don't use filter in SW */
130#define TCA_CLS_FLAGS_IN_HW (1 << 2) /* filter is offloaded to HW */
131#define TCA_CLS_FLAGS_NOT_IN_HW (1 << 3) /* filter isn't offloaded to HW */
132
133/* U32 filters */
134
135#define TC_U32_HTID(h) ((h)&0xFFF00000)
136#define TC_U32_USERHTID(h) (TC_U32_HTID(h)>>20)
137#define TC_U32_HASH(h) (((h)>>12)&0xFF)
138#define TC_U32_NODE(h) ((h)&0xFFF)
139#define TC_U32_KEY(h) ((h)&0xFFFFF)
140#define TC_U32_UNSPEC 0
141#define TC_U32_ROOT (0xFFF00000)
142
143enum {
144 TCA_U32_UNSPEC,
145 TCA_U32_CLASSID,
146 TCA_U32_HASH,
147 TCA_U32_LINK,
148 TCA_U32_DIVISOR,
149 TCA_U32_SEL,
150 TCA_U32_POLICE,
151 TCA_U32_ACT,
152 TCA_U32_INDEV,
153 TCA_U32_PCNT,
154 TCA_U32_MARK,
155 TCA_U32_FLAGS,
156 TCA_U32_PAD,
157 __TCA_U32_MAX
158};
159
160#define TCA_U32_MAX (__TCA_U32_MAX - 1)
161
162struct tc_u32_key {
163 __be32 mask;
164 __be32 val;
165 int off;
166 int offmask;
167};
168
169struct tc_u32_sel {
170 unsigned char flags;
171 unsigned char offshift;
172 unsigned char nkeys;
173
174 __be16 offmask;
175 __u16 off;
176 short offoff;
177
178 short hoff;
179 __be32 hmask;
180 struct tc_u32_key keys[0];
181};
182
183struct tc_u32_mark {
184 __u32 val;
185 __u32 mask;
186 __u32 success;
187};
188
189struct tc_u32_pcnt {
190 __u64 rcnt;
191 __u64 rhit;
192 __u64 kcnts[0];
193};
194
195/* Flags */
196
197#define TC_U32_TERMINAL 1
198#define TC_U32_OFFSET 2
199#define TC_U32_VAROFFSET 4
200#define TC_U32_EAT 8
201
202#define TC_U32_MAXDEPTH 8
203
204
205/* RSVP filter */
206
207enum {
208 TCA_RSVP_UNSPEC,
209 TCA_RSVP_CLASSID,
210 TCA_RSVP_DST,
211 TCA_RSVP_SRC,
212 TCA_RSVP_PINFO,
213 TCA_RSVP_POLICE,
214 TCA_RSVP_ACT,
215 __TCA_RSVP_MAX
216};
217
218#define TCA_RSVP_MAX (__TCA_RSVP_MAX - 1 )
219
220struct tc_rsvp_gpi {
221 __u32 key;
222 __u32 mask;
223 int offset;
224};
225
226struct tc_rsvp_pinfo {
227 struct tc_rsvp_gpi dpi;
228 struct tc_rsvp_gpi spi;
229 __u8 protocol;
230 __u8 tunnelid;
231 __u8 tunnelhdr;
232 __u8 pad;
233};
234
235/* ROUTE filter */
236
237enum {
238 TCA_ROUTE4_UNSPEC,
239 TCA_ROUTE4_CLASSID,
240 TCA_ROUTE4_TO,
241 TCA_ROUTE4_FROM,
242 TCA_ROUTE4_IIF,
243 TCA_ROUTE4_POLICE,
244 TCA_ROUTE4_ACT,
245 __TCA_ROUTE4_MAX
246};
247
248#define TCA_ROUTE4_MAX (__TCA_ROUTE4_MAX - 1)
249
250
251/* FW filter */
252
253enum {
254 TCA_FW_UNSPEC,
255 TCA_FW_CLASSID,
256 TCA_FW_POLICE,
257 TCA_FW_INDEV, /* used by CONFIG_NET_CLS_IND */
258 TCA_FW_ACT, /* used by CONFIG_NET_CLS_ACT */
259 TCA_FW_MASK,
260 __TCA_FW_MAX
261};
262
263#define TCA_FW_MAX (__TCA_FW_MAX - 1)
264
265/* TC index filter */
266
267enum {
268 TCA_TCINDEX_UNSPEC,
269 TCA_TCINDEX_HASH,
270 TCA_TCINDEX_MASK,
271 TCA_TCINDEX_SHIFT,
272 TCA_TCINDEX_FALL_THROUGH,
273 TCA_TCINDEX_CLASSID,
274 TCA_TCINDEX_POLICE,
275 TCA_TCINDEX_ACT,
276 __TCA_TCINDEX_MAX
277};
278
279#define TCA_TCINDEX_MAX (__TCA_TCINDEX_MAX - 1)
280
281/* Flow filter */
282
283enum {
284 FLOW_KEY_SRC,
285 FLOW_KEY_DST,
286 FLOW_KEY_PROTO,
287 FLOW_KEY_PROTO_SRC,
288 FLOW_KEY_PROTO_DST,
289 FLOW_KEY_IIF,
290 FLOW_KEY_PRIORITY,
291 FLOW_KEY_MARK,
292 FLOW_KEY_NFCT,
293 FLOW_KEY_NFCT_SRC,
294 FLOW_KEY_NFCT_DST,
295 FLOW_KEY_NFCT_PROTO_SRC,
296 FLOW_KEY_NFCT_PROTO_DST,
297 FLOW_KEY_RTCLASSID,
298 FLOW_KEY_SKUID,
299 FLOW_KEY_SKGID,
300 FLOW_KEY_VLAN_TAG,
301 FLOW_KEY_RXHASH,
302 __FLOW_KEY_MAX,
303};
304
305#define FLOW_KEY_MAX (__FLOW_KEY_MAX - 1)
306
307enum {
308 FLOW_MODE_MAP,
309 FLOW_MODE_HASH,
310};
311
312enum {
313 TCA_FLOW_UNSPEC,
314 TCA_FLOW_KEYS,
315 TCA_FLOW_MODE,
316 TCA_FLOW_BASECLASS,
317 TCA_FLOW_RSHIFT,
318 TCA_FLOW_ADDEND,
319 TCA_FLOW_MASK,
320 TCA_FLOW_XOR,
321 TCA_FLOW_DIVISOR,
322 TCA_FLOW_ACT,
323 TCA_FLOW_POLICE,
324 TCA_FLOW_EMATCHES,
325 TCA_FLOW_PERTURB,
326 __TCA_FLOW_MAX
327};
328
329#define TCA_FLOW_MAX (__TCA_FLOW_MAX - 1)
330
331/* Basic filter */
332
333enum {
334 TCA_BASIC_UNSPEC,
335 TCA_BASIC_CLASSID,
336 TCA_BASIC_EMATCHES,
337 TCA_BASIC_ACT,
338 TCA_BASIC_POLICE,
339 __TCA_BASIC_MAX
340};
341
342#define TCA_BASIC_MAX (__TCA_BASIC_MAX - 1)
343
344
345/* Cgroup classifier */
346
347enum {
348 TCA_CGROUP_UNSPEC,
349 TCA_CGROUP_ACT,
350 TCA_CGROUP_POLICE,
351 TCA_CGROUP_EMATCHES,
352 __TCA_CGROUP_MAX,
353};
354
355#define TCA_CGROUP_MAX (__TCA_CGROUP_MAX - 1)
356
357/* BPF classifier */
358
359#define TCA_BPF_FLAG_ACT_DIRECT (1 << 0)
360
361enum {
362 TCA_BPF_UNSPEC,
363 TCA_BPF_ACT,
364 TCA_BPF_POLICE,
365 TCA_BPF_CLASSID,
366 TCA_BPF_OPS_LEN,
367 TCA_BPF_OPS,
368 TCA_BPF_FD,
369 TCA_BPF_NAME,
370 TCA_BPF_FLAGS,
371 TCA_BPF_FLAGS_GEN,
372 TCA_BPF_TAG,
373 TCA_BPF_ID,
374 __TCA_BPF_MAX,
375};
376
377#define TCA_BPF_MAX (__TCA_BPF_MAX - 1)
378
379/* Flower classifier */
380
381enum {
382 TCA_FLOWER_UNSPEC,
383 TCA_FLOWER_CLASSID,
384 TCA_FLOWER_INDEV,
385 TCA_FLOWER_ACT,
386 TCA_FLOWER_KEY_ETH_DST, /* ETH_ALEN */
387 TCA_FLOWER_KEY_ETH_DST_MASK, /* ETH_ALEN */
388 TCA_FLOWER_KEY_ETH_SRC, /* ETH_ALEN */
389 TCA_FLOWER_KEY_ETH_SRC_MASK, /* ETH_ALEN */
390 TCA_FLOWER_KEY_ETH_TYPE, /* be16 */
391 TCA_FLOWER_KEY_IP_PROTO, /* u8 */
392 TCA_FLOWER_KEY_IPV4_SRC, /* be32 */
393 TCA_FLOWER_KEY_IPV4_SRC_MASK, /* be32 */
394 TCA_FLOWER_KEY_IPV4_DST, /* be32 */
395 TCA_FLOWER_KEY_IPV4_DST_MASK, /* be32 */
396 TCA_FLOWER_KEY_IPV6_SRC, /* struct in6_addr */
397 TCA_FLOWER_KEY_IPV6_SRC_MASK, /* struct in6_addr */
398 TCA_FLOWER_KEY_IPV6_DST, /* struct in6_addr */
399 TCA_FLOWER_KEY_IPV6_DST_MASK, /* struct in6_addr */
400 TCA_FLOWER_KEY_TCP_SRC, /* be16 */
401 TCA_FLOWER_KEY_TCP_DST, /* be16 */
402 TCA_FLOWER_KEY_UDP_SRC, /* be16 */
403 TCA_FLOWER_KEY_UDP_DST, /* be16 */
404
405 TCA_FLOWER_FLAGS,
406 TCA_FLOWER_KEY_VLAN_ID, /* be16 */
407 TCA_FLOWER_KEY_VLAN_PRIO, /* u8 */
408 TCA_FLOWER_KEY_VLAN_ETH_TYPE, /* be16 */
409
410 TCA_FLOWER_KEY_ENC_KEY_ID, /* be32 */
411 TCA_FLOWER_KEY_ENC_IPV4_SRC, /* be32 */
412 TCA_FLOWER_KEY_ENC_IPV4_SRC_MASK,/* be32 */
413 TCA_FLOWER_KEY_ENC_IPV4_DST, /* be32 */
414 TCA_FLOWER_KEY_ENC_IPV4_DST_MASK,/* be32 */
415 TCA_FLOWER_KEY_ENC_IPV6_SRC, /* struct in6_addr */
416 TCA_FLOWER_KEY_ENC_IPV6_SRC_MASK,/* struct in6_addr */
417 TCA_FLOWER_KEY_ENC_IPV6_DST, /* struct in6_addr */
418 TCA_FLOWER_KEY_ENC_IPV6_DST_MASK,/* struct in6_addr */
419
420 TCA_FLOWER_KEY_TCP_SRC_MASK, /* be16 */
421 TCA_FLOWER_KEY_TCP_DST_MASK, /* be16 */
422 TCA_FLOWER_KEY_UDP_SRC_MASK, /* be16 */
423 TCA_FLOWER_KEY_UDP_DST_MASK, /* be16 */
424 TCA_FLOWER_KEY_SCTP_SRC_MASK, /* be16 */
425 TCA_FLOWER_KEY_SCTP_DST_MASK, /* be16 */
426
427 TCA_FLOWER_KEY_SCTP_SRC, /* be16 */
428 TCA_FLOWER_KEY_SCTP_DST, /* be16 */
429
430 TCA_FLOWER_KEY_ENC_UDP_SRC_PORT, /* be16 */
431 TCA_FLOWER_KEY_ENC_UDP_SRC_PORT_MASK, /* be16 */
432 TCA_FLOWER_KEY_ENC_UDP_DST_PORT, /* be16 */
433 TCA_FLOWER_KEY_ENC_UDP_DST_PORT_MASK, /* be16 */
434
435 TCA_FLOWER_KEY_FLAGS, /* be32 */
436 TCA_FLOWER_KEY_FLAGS_MASK, /* be32 */
437
438 TCA_FLOWER_KEY_ICMPV4_CODE, /* u8 */
439 TCA_FLOWER_KEY_ICMPV4_CODE_MASK,/* u8 */
440 TCA_FLOWER_KEY_ICMPV4_TYPE, /* u8 */
441 TCA_FLOWER_KEY_ICMPV4_TYPE_MASK,/* u8 */
442 TCA_FLOWER_KEY_ICMPV6_CODE, /* u8 */
443 TCA_FLOWER_KEY_ICMPV6_CODE_MASK,/* u8 */
444 TCA_FLOWER_KEY_ICMPV6_TYPE, /* u8 */
445 TCA_FLOWER_KEY_ICMPV6_TYPE_MASK,/* u8 */
446
447 TCA_FLOWER_KEY_ARP_SIP, /* be32 */
448 TCA_FLOWER_KEY_ARP_SIP_MASK, /* be32 */
449 TCA_FLOWER_KEY_ARP_TIP, /* be32 */
450 TCA_FLOWER_KEY_ARP_TIP_MASK, /* be32 */
451 TCA_FLOWER_KEY_ARP_OP, /* u8 */
452 TCA_FLOWER_KEY_ARP_OP_MASK, /* u8 */
453 TCA_FLOWER_KEY_ARP_SHA, /* ETH_ALEN */
454 TCA_FLOWER_KEY_ARP_SHA_MASK, /* ETH_ALEN */
455 TCA_FLOWER_KEY_ARP_THA, /* ETH_ALEN */
456 TCA_FLOWER_KEY_ARP_THA_MASK, /* ETH_ALEN */
457
458 TCA_FLOWER_KEY_MPLS_TTL, /* u8 - 8 bits */
459 TCA_FLOWER_KEY_MPLS_BOS, /* u8 - 1 bit */
460 TCA_FLOWER_KEY_MPLS_TC, /* u8 - 3 bits */
461 TCA_FLOWER_KEY_MPLS_LABEL, /* be32 - 20 bits */
462
463 TCA_FLOWER_KEY_TCP_FLAGS, /* be16 */
464 TCA_FLOWER_KEY_TCP_FLAGS_MASK, /* be16 */
465
466 TCA_FLOWER_KEY_IP_TOS, /* u8 */
467 TCA_FLOWER_KEY_IP_TOS_MASK, /* u8 */
468 TCA_FLOWER_KEY_IP_TTL, /* u8 */
469 TCA_FLOWER_KEY_IP_TTL_MASK, /* u8 */
470
471 __TCA_FLOWER_MAX,
472};
473
474#define TCA_FLOWER_MAX (__TCA_FLOWER_MAX - 1)
475
476enum {
477 TCA_FLOWER_KEY_FLAGS_IS_FRAGMENT = (1 << 0),
478 TCA_FLOWER_KEY_FLAGS_FRAG_IS_FIRST = (1 << 1),
479};
480
481/* Match-all classifier */
482
483enum {
484 TCA_MATCHALL_UNSPEC,
485 TCA_MATCHALL_CLASSID,
486 TCA_MATCHALL_ACT,
487 TCA_MATCHALL_FLAGS,
488 __TCA_MATCHALL_MAX,
489};
490
491#define TCA_MATCHALL_MAX (__TCA_MATCHALL_MAX - 1)
492
493/* Extended Matches */
494
495struct tcf_ematch_tree_hdr {
496 __u16 nmatches;
497 __u16 progid;
498};
499
500enum {
501 TCA_EMATCH_TREE_UNSPEC,
502 TCA_EMATCH_TREE_HDR,
503 TCA_EMATCH_TREE_LIST,
504 __TCA_EMATCH_TREE_MAX
505};
506#define TCA_EMATCH_TREE_MAX (__TCA_EMATCH_TREE_MAX - 1)
507
508struct tcf_ematch_hdr {
509 __u16 matchid;
510 __u16 kind;
511 __u16 flags;
512 __u16 pad; /* currently unused */
513};
514
515/* 0 1
516 * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
517 * +-----------------------+-+-+---+
518 * | Unused |S|I| R |
519 * +-----------------------+-+-+---+
520 *
521 * R(2) ::= relation to next ematch
522 * where: 0 0 END (last ematch)
523 * 0 1 AND
524 * 1 0 OR
525 * 1 1 Unused (invalid)
526 * I(1) ::= invert result
527 * S(1) ::= simple payload
528 */
529#define TCF_EM_REL_END 0
530#define TCF_EM_REL_AND (1<<0)
531#define TCF_EM_REL_OR (1<<1)
532#define TCF_EM_INVERT (1<<2)
533#define TCF_EM_SIMPLE (1<<3)
534
535#define TCF_EM_REL_MASK 3
536#define TCF_EM_REL_VALID(v) (((v) & TCF_EM_REL_MASK) != TCF_EM_REL_MASK)
537
538enum {
539 TCF_LAYER_LINK,
540 TCF_LAYER_NETWORK,
541 TCF_LAYER_TRANSPORT,
542 __TCF_LAYER_MAX
543};
544#define TCF_LAYER_MAX (__TCF_LAYER_MAX - 1)
545
546/* Ematch type assignments
547 * 1..32767 Reserved for ematches inside kernel tree
548 * 32768..65535 Free to use, not reliable
549 */
550#define TCF_EM_CONTAINER 0
551#define TCF_EM_CMP 1
552#define TCF_EM_NBYTE 2
553#define TCF_EM_U32 3
554#define TCF_EM_META 4
555#define TCF_EM_TEXT 5
556#define TCF_EM_VLAN 6
557#define TCF_EM_CANID 7
558#define TCF_EM_IPSET 8
559#define TCF_EM_IPT 9
560#define TCF_EM_MAX 9
561
562enum {
563 TCF_EM_PROG_TC
564};
565
566enum {
567 TCF_EM_OPND_EQ,
568 TCF_EM_OPND_GT,
569 TCF_EM_OPND_LT
570};
571
572#endif
573

Warning: That file was not part of the compilation database. It may have many parsing errors.