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Commit | Line | Data |
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81a76618 | 1 | /* |
fd13c6b5 | 2 | * Copyright (c) 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017 Nicira, Inc. |
81a76618 BP |
3 | * |
4 | * Licensed under the Apache License, Version 2.0 (the "License"); | |
5 | * you may not use this file except in compliance with the License. | |
6 | * You may obtain a copy of the License at: | |
7 | * | |
8 | * http://www.apache.org/licenses/LICENSE-2.0 | |
9 | * | |
10 | * Unless required by applicable law or agreed to in writing, software | |
11 | * distributed under the License is distributed on an "AS IS" BASIS, | |
12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
13 | * See the License for the specific language governing permissions and | |
14 | * limitations under the License. | |
15 | */ | |
16 | ||
17 | #include <config.h> | |
e29747e4 | 18 | #include "openvswitch/match.h" |
81a76618 | 19 | #include <stdlib.h> |
e29747e4 | 20 | #include "flow.h" |
81a76618 | 21 | #include "byte-order.h" |
0deec6d2 | 22 | #include "colors.h" |
3e8a2ad1 | 23 | #include "openvswitch/dynamic-string.h" |
0d71302e BP |
24 | #include "openvswitch/meta-flow.h" |
25 | #include "openvswitch/ofp-port.h" | |
81a76618 | 26 | #include "packets.h" |
9558d2a5 | 27 | #include "tun-metadata.h" |
3d2fbd70 | 28 | #include "openvswitch/nsh.h" |
81a76618 BP |
29 | |
30 | /* Converts the flow in 'flow' into a match in 'match', with the given | |
31 | * 'wildcards'. */ | |
32 | void | |
33 | match_init(struct match *match, | |
34 | const struct flow *flow, const struct flow_wildcards *wc) | |
35 | { | |
36 | match->flow = *flow; | |
37 | match->wc = *wc; | |
38 | match_zero_wildcarded_fields(match); | |
9558d2a5 | 39 | memset(&match->tun_md, 0, sizeof match->tun_md); |
81a76618 BP |
40 | } |
41 | ||
aa6c9932 MM |
42 | /* Converts a flow into a match. It sets the wildcard masks based on |
43 | * the packet contents. It will not set the mask for fields that do not | |
44 | * make sense for the packet type. */ | |
45 | void | |
46 | match_wc_init(struct match *match, const struct flow *flow) | |
47 | { | |
aa6c9932 | 48 | match->flow = *flow; |
aa6c9932 | 49 | |
78c9486d JR |
50 | flow_wildcards_init_for_packet(&match->wc, flow); |
51 | WC_MASK_FIELD(&match->wc, regs); | |
52 | WC_MASK_FIELD(&match->wc, metadata); | |
9558d2a5 JG |
53 | |
54 | memset(&match->tun_md, 0, sizeof match->tun_md); | |
aa6c9932 MM |
55 | } |
56 | ||
81a76618 BP |
57 | /* Initializes 'match' as a "catch-all" match that matches every packet. */ |
58 | void | |
59 | match_init_catchall(struct match *match) | |
60 | { | |
61 | memset(&match->flow, 0, sizeof match->flow); | |
62 | flow_wildcards_init_catchall(&match->wc); | |
9558d2a5 | 63 | memset(&match->tun_md, 0, sizeof match->tun_md); |
81a76618 BP |
64 | } |
65 | ||
66 | /* For each bit or field wildcarded in 'match', sets the corresponding bit or | |
67 | * field in 'flow' to all-0-bits. It is important to maintain this invariant | |
68 | * in a match that might be inserted into a classifier. | |
69 | * | |
70 | * It is never necessary to call this function directly for a match that is | |
71 | * initialized or modified only by match_*() functions. It is useful to | |
72 | * restore the invariant in a match whose 'wc' member is modified by hand. | |
73 | */ | |
74 | void | |
75 | match_zero_wildcarded_fields(struct match *match) | |
76 | { | |
77 | flow_zero_wildcards(&match->flow, &match->wc); | |
78 | } | |
79 | ||
a79f29f2 AZ |
80 | void |
81 | match_set_dp_hash(struct match *match, uint32_t value) | |
82 | { | |
83 | match_set_dp_hash_masked(match, value, UINT32_MAX); | |
84 | } | |
85 | ||
86 | void | |
87 | match_set_dp_hash_masked(struct match *match, uint32_t value, uint32_t mask) | |
88 | { | |
89 | match->wc.masks.dp_hash = mask; | |
90 | match->flow.dp_hash = value & mask; | |
91 | } | |
92 | ||
93 | void | |
94 | match_set_recirc_id(struct match *match, uint32_t value) | |
95 | { | |
96 | match->flow.recirc_id = value; | |
97 | match->wc.masks.recirc_id = UINT32_MAX; | |
98 | } | |
99 | ||
18080541 BP |
100 | void |
101 | match_set_conj_id(struct match *match, uint32_t value) | |
102 | { | |
103 | match->flow.conj_id = value; | |
104 | match->wc.masks.conj_id = UINT32_MAX; | |
105 | } | |
106 | ||
81a76618 BP |
107 | void |
108 | match_set_reg(struct match *match, unsigned int reg_idx, uint32_t value) | |
109 | { | |
110 | match_set_reg_masked(match, reg_idx, value, UINT32_MAX); | |
111 | } | |
112 | ||
113 | void | |
114 | match_set_reg_masked(struct match *match, unsigned int reg_idx, | |
115 | uint32_t value, uint32_t mask) | |
116 | { | |
cb22974d | 117 | ovs_assert(reg_idx < FLOW_N_REGS); |
81a76618 BP |
118 | flow_wildcards_set_reg_mask(&match->wc, reg_idx, mask); |
119 | match->flow.regs[reg_idx] = value & mask; | |
120 | } | |
121 | ||
79fe0f46 BP |
122 | void |
123 | match_set_xreg(struct match *match, unsigned int xreg_idx, uint64_t value) | |
124 | { | |
125 | match_set_xreg_masked(match, xreg_idx, value, UINT64_MAX); | |
126 | } | |
127 | ||
128 | void | |
129 | match_set_xreg_masked(struct match *match, unsigned int xreg_idx, | |
130 | uint64_t value, uint64_t mask) | |
131 | { | |
132 | ovs_assert(xreg_idx < FLOW_N_XREGS); | |
133 | flow_wildcards_set_xreg_mask(&match->wc, xreg_idx, mask); | |
134 | flow_set_xreg(&match->flow, xreg_idx, value & mask); | |
135 | } | |
136 | ||
b23ada8e JP |
137 | void |
138 | match_set_xxreg(struct match *match, unsigned int xxreg_idx, ovs_u128 value) | |
139 | { | |
140 | match_set_xxreg_masked(match, xxreg_idx, value, OVS_U128_MAX); | |
141 | } | |
142 | ||
143 | void | |
144 | match_set_xxreg_masked(struct match *match, unsigned int xxreg_idx, | |
145 | ovs_u128 value, ovs_u128 mask) | |
146 | { | |
147 | ovs_assert(xxreg_idx < FLOW_N_XXREGS); | |
148 | flow_wildcards_set_xxreg_mask(&match->wc, xxreg_idx, mask); | |
149 | flow_set_xxreg(&match->flow, xxreg_idx, ovs_u128_and(value, mask)); | |
150 | } | |
151 | ||
c61f3870 BP |
152 | void |
153 | match_set_actset_output(struct match *match, ofp_port_t actset_output) | |
154 | { | |
155 | match->wc.masks.actset_output = u16_to_ofp(UINT16_MAX); | |
156 | match->flow.actset_output = actset_output; | |
157 | } | |
158 | ||
81a76618 BP |
159 | void |
160 | match_set_metadata(struct match *match, ovs_be64 metadata) | |
161 | { | |
b8266395 | 162 | match_set_metadata_masked(match, metadata, OVS_BE64_MAX); |
81a76618 BP |
163 | } |
164 | ||
165 | void | |
166 | match_set_metadata_masked(struct match *match, | |
167 | ovs_be64 metadata, ovs_be64 mask) | |
168 | { | |
169 | match->wc.masks.metadata = mask; | |
170 | match->flow.metadata = metadata & mask; | |
171 | } | |
172 | ||
173 | void | |
174 | match_set_tun_id(struct match *match, ovs_be64 tun_id) | |
175 | { | |
b8266395 | 176 | match_set_tun_id_masked(match, tun_id, OVS_BE64_MAX); |
81a76618 BP |
177 | } |
178 | ||
179 | void | |
180 | match_set_tun_id_masked(struct match *match, ovs_be64 tun_id, ovs_be64 mask) | |
181 | { | |
296e07ac JG |
182 | match->wc.masks.tunnel.tun_id = mask; |
183 | match->flow.tunnel.tun_id = tun_id & mask; | |
81a76618 BP |
184 | } |
185 | ||
4fe3445a PS |
186 | void |
187 | match_set_tun_src(struct match *match, ovs_be32 src) | |
188 | { | |
b8266395 | 189 | match_set_tun_src_masked(match, src, OVS_BE32_MAX); |
4fe3445a PS |
190 | } |
191 | ||
192 | void | |
193 | match_set_tun_src_masked(struct match *match, ovs_be32 src, ovs_be32 mask) | |
194 | { | |
195 | match->wc.masks.tunnel.ip_src = mask; | |
196 | match->flow.tunnel.ip_src = src & mask; | |
197 | } | |
198 | ||
199 | void | |
200 | match_set_tun_dst(struct match *match, ovs_be32 dst) | |
201 | { | |
b8266395 | 202 | match_set_tun_dst_masked(match, dst, OVS_BE32_MAX); |
4fe3445a PS |
203 | } |
204 | ||
205 | void | |
206 | match_set_tun_dst_masked(struct match *match, ovs_be32 dst, ovs_be32 mask) | |
207 | { | |
208 | match->wc.masks.tunnel.ip_dst = mask; | |
209 | match->flow.tunnel.ip_dst = dst & mask; | |
210 | } | |
211 | ||
ffe4c74f JB |
212 | void |
213 | match_set_tun_ipv6_src(struct match *match, const struct in6_addr *src) | |
214 | { | |
215 | match->flow.tunnel.ipv6_src = *src; | |
216 | match->wc.masks.tunnel.ipv6_src = in6addr_exact; | |
217 | } | |
218 | ||
219 | void | |
220 | match_set_tun_ipv6_src_masked(struct match *match, const struct in6_addr *src, | |
221 | const struct in6_addr *mask) | |
222 | { | |
223 | match->flow.tunnel.ipv6_src = ipv6_addr_bitand(src, mask); | |
224 | match->wc.masks.tunnel.ipv6_src = *mask; | |
225 | } | |
226 | ||
227 | void | |
228 | match_set_tun_ipv6_dst(struct match *match, const struct in6_addr *dst) | |
229 | { | |
230 | match->flow.tunnel.ipv6_dst = *dst; | |
231 | match->wc.masks.tunnel.ipv6_dst = in6addr_exact; | |
232 | } | |
233 | ||
234 | void | |
235 | match_set_tun_ipv6_dst_masked(struct match *match, const struct in6_addr *dst, | |
236 | const struct in6_addr *mask) | |
237 | { | |
238 | match->flow.tunnel.ipv6_dst = ipv6_addr_bitand(dst, mask); | |
239 | match->wc.masks.tunnel.ipv6_dst = *mask; | |
240 | } | |
241 | ||
4fe3445a PS |
242 | void |
243 | match_set_tun_ttl(struct match *match, uint8_t ttl) | |
244 | { | |
245 | match_set_tun_ttl_masked(match, ttl, UINT8_MAX); | |
246 | } | |
247 | ||
248 | void | |
249 | match_set_tun_ttl_masked(struct match *match, uint8_t ttl, uint8_t mask) | |
250 | { | |
251 | match->wc.masks.tunnel.ip_ttl = mask; | |
252 | match->flow.tunnel.ip_ttl = ttl & mask; | |
253 | } | |
254 | ||
255 | void | |
256 | match_set_tun_tos(struct match *match, uint8_t tos) | |
257 | { | |
258 | match_set_tun_tos_masked(match, tos, UINT8_MAX); | |
259 | } | |
260 | ||
261 | void | |
262 | match_set_tun_tos_masked(struct match *match, uint8_t tos, uint8_t mask) | |
263 | { | |
264 | match->wc.masks.tunnel.ip_tos = mask; | |
265 | match->flow.tunnel.ip_tos = tos & mask; | |
266 | } | |
267 | ||
268 | void | |
269 | match_set_tun_flags(struct match *match, uint16_t flags) | |
270 | { | |
271 | match_set_tun_flags_masked(match, flags, UINT16_MAX); | |
272 | } | |
273 | ||
274 | void | |
275 | match_set_tun_flags_masked(struct match *match, uint16_t flags, uint16_t mask) | |
276 | { | |
b666962b JG |
277 | mask &= FLOW_TNL_PUB_F_MASK; |
278 | ||
4fe3445a PS |
279 | match->wc.masks.tunnel.flags = mask; |
280 | match->flow.tunnel.flags = flags & mask; | |
281 | } | |
282 | ||
3def36a8 RD |
283 | void |
284 | match_set_tun_tp_dst(struct match *match, ovs_be16 tp_dst) | |
285 | { | |
286 | match_set_tun_tp_dst_masked(match, tp_dst, OVS_BE16_MAX); | |
287 | } | |
288 | ||
289 | void | |
290 | match_set_tun_tp_dst_masked(struct match *match, ovs_be16 port, ovs_be16 mask) | |
291 | { | |
292 | match->wc.masks.tunnel.tp_dst = mask; | |
293 | match->flow.tunnel.tp_dst = port & mask; | |
294 | } | |
295 | ||
ac6073e3 MC |
296 | void |
297 | match_set_tun_gbp_id_masked(struct match *match, ovs_be16 gbp_id, ovs_be16 mask) | |
298 | { | |
299 | match->wc.masks.tunnel.gbp_id = mask; | |
300 | match->flow.tunnel.gbp_id = gbp_id & mask; | |
301 | } | |
302 | ||
303 | void | |
304 | match_set_tun_gbp_id(struct match *match, ovs_be16 gbp_id) | |
305 | { | |
306 | match_set_tun_gbp_id_masked(match, gbp_id, OVS_BE16_MAX); | |
307 | } | |
308 | ||
309 | void | |
310 | match_set_tun_gbp_flags_masked(struct match *match, uint8_t flags, uint8_t mask) | |
311 | { | |
312 | match->wc.masks.tunnel.gbp_flags = mask; | |
313 | match->flow.tunnel.gbp_flags = flags & mask; | |
314 | } | |
315 | ||
316 | void | |
317 | match_set_tun_gbp_flags(struct match *match, uint8_t flags) | |
318 | { | |
319 | match_set_tun_gbp_flags_masked(match, flags, UINT8_MAX); | |
320 | } | |
321 | ||
7dc18ae9 WT |
322 | void |
323 | match_set_tun_erspan_ver_masked(struct match *match, uint8_t ver, uint8_t mask) | |
324 | { | |
325 | match->wc.masks.tunnel.erspan_ver = ver; | |
326 | match->flow.tunnel.erspan_ver = ver & mask; | |
327 | } | |
328 | ||
329 | void | |
330 | match_set_tun_erspan_ver(struct match *match, uint8_t ver) | |
331 | { | |
332 | match_set_tun_erspan_ver_masked(match, ver, UINT8_MAX); | |
333 | } | |
334 | ||
335 | void | |
336 | match_set_tun_erspan_idx_masked(struct match *match, uint32_t erspan_idx, | |
337 | uint32_t mask) | |
338 | { | |
339 | match->wc.masks.tunnel.erspan_idx = mask; | |
340 | match->flow.tunnel.erspan_idx = erspan_idx & mask; | |
341 | } | |
342 | ||
343 | void | |
344 | match_set_tun_erspan_idx(struct match *match, uint32_t erspan_idx) | |
345 | { | |
346 | match_set_tun_erspan_idx_masked(match, erspan_idx, UINT32_MAX); | |
347 | } | |
348 | ||
349 | void | |
350 | match_set_tun_erspan_dir_masked(struct match *match, uint8_t dir, | |
351 | uint8_t mask) | |
352 | { | |
353 | match->wc.masks.tunnel.erspan_dir = dir; | |
354 | match->flow.tunnel.erspan_dir = dir & mask; | |
355 | } | |
356 | ||
357 | void | |
358 | match_set_tun_erspan_dir(struct match *match, uint8_t dir) | |
359 | { | |
360 | match_set_tun_erspan_dir_masked(match, dir, UINT8_MAX); | |
361 | } | |
362 | ||
363 | void | |
364 | match_set_tun_erspan_hwid_masked(struct match *match, uint8_t hwid, | |
365 | uint8_t mask) | |
366 | { | |
367 | match->wc.masks.tunnel.erspan_hwid = hwid; | |
368 | match->flow.tunnel.erspan_hwid = hwid & mask; | |
369 | } | |
370 | ||
371 | void | |
372 | match_set_tun_erspan_hwid(struct match *match, uint8_t hwid) | |
373 | { | |
374 | match_set_tun_erspan_hwid_masked(match, hwid, UINT8_MAX); | |
375 | } | |
376 | ||
3c6d05a0 WT |
377 | void |
378 | match_set_tun_gtpu_flags_masked(struct match *match, uint8_t flags, | |
379 | uint8_t mask) | |
380 | { | |
381 | match->wc.masks.tunnel.gtpu_flags = flags; | |
382 | match->flow.tunnel.gtpu_flags = flags & mask; | |
383 | } | |
384 | ||
385 | void | |
386 | match_set_tun_gtpu_flags(struct match *match, uint8_t flags) | |
387 | { | |
388 | match_set_tun_gtpu_flags_masked(match, flags, UINT8_MAX); | |
389 | } | |
390 | ||
391 | void | |
392 | match_set_tun_gtpu_msgtype_masked(struct match *match, uint8_t msgtype, | |
393 | uint8_t mask) | |
394 | { | |
395 | match->wc.masks.tunnel.gtpu_msgtype = msgtype; | |
396 | match->flow.tunnel.gtpu_msgtype = msgtype & mask; | |
397 | } | |
398 | ||
399 | void | |
400 | match_set_tun_gtpu_msgtype(struct match *match, uint8_t msgtype) | |
401 | { | |
402 | match_set_tun_gtpu_msgtype_masked(match, msgtype, UINT8_MAX); | |
403 | } | |
404 | ||
81a76618 | 405 | void |
4e022ec0 | 406 | match_set_in_port(struct match *match, ofp_port_t ofp_port) |
81a76618 | 407 | { |
4e022ec0 AW |
408 | match->wc.masks.in_port.ofp_port = u16_to_ofp(UINT16_MAX); |
409 | match->flow.in_port.ofp_port = ofp_port; | |
81a76618 BP |
410 | } |
411 | ||
1b567fb9 AA |
412 | void |
413 | match_set_skb_priority(struct match *match, uint32_t skb_priority) | |
414 | { | |
415 | match->wc.masks.skb_priority = UINT32_MAX; | |
416 | match->flow.skb_priority = skb_priority; | |
417 | } | |
418 | ||
419 | void | |
1362e248 | 420 | match_set_pkt_mark(struct match *match, uint32_t pkt_mark) |
1b567fb9 | 421 | { |
ac923e91 JG |
422 | match_set_pkt_mark_masked(match, pkt_mark, UINT32_MAX); |
423 | } | |
424 | ||
425 | void | |
426 | match_set_pkt_mark_masked(struct match *match, uint32_t pkt_mark, uint32_t mask) | |
427 | { | |
428 | match->flow.pkt_mark = pkt_mark & mask; | |
429 | match->wc.masks.pkt_mark = mask; | |
1b567fb9 AA |
430 | } |
431 | ||
07659514 JS |
432 | void |
433 | match_set_ct_state(struct match *match, uint32_t ct_state) | |
434 | { | |
435 | match_set_ct_state_masked(match, ct_state, UINT32_MAX); | |
436 | } | |
437 | ||
438 | void | |
439 | match_set_ct_state_masked(struct match *match, uint32_t ct_state, uint32_t mask) | |
440 | { | |
2a28ccc8 JR |
441 | match->flow.ct_state = ct_state & mask & UINT8_MAX; |
442 | match->wc.masks.ct_state = mask & UINT8_MAX; | |
07659514 JS |
443 | } |
444 | ||
445 | void | |
446 | match_set_ct_zone(struct match *match, uint16_t ct_zone) | |
447 | { | |
62df1f5b PB |
448 | match_set_ct_zone_masked(match, ct_zone, UINT16_MAX); |
449 | } | |
450 | ||
451 | void | |
452 | match_set_ct_zone_masked(struct match *match, uint16_t ct_zone, uint16_t mask) | |
453 | { | |
454 | match->flow.ct_zone = ct_zone & mask; | |
455 | match->wc.masks.ct_zone = mask; | |
07659514 JS |
456 | } |
457 | ||
8e53fe8c JS |
458 | void |
459 | match_set_ct_mark(struct match *match, uint32_t ct_mark) | |
460 | { | |
461 | match_set_ct_mark_masked(match, ct_mark, UINT32_MAX); | |
462 | } | |
463 | ||
464 | void | |
465 | match_set_ct_mark_masked(struct match *match, uint32_t ct_mark, | |
466 | uint32_t mask) | |
467 | { | |
468 | match->flow.ct_mark = ct_mark & mask; | |
469 | match->wc.masks.ct_mark = mask; | |
470 | } | |
471 | ||
9daf2348 JS |
472 | void |
473 | match_set_ct_label(struct match *match, ovs_u128 ct_label) | |
474 | { | |
475 | ovs_u128 mask; | |
476 | ||
477 | mask.u64.lo = UINT64_MAX; | |
478 | mask.u64.hi = UINT64_MAX; | |
479 | match_set_ct_label_masked(match, ct_label, mask); | |
480 | } | |
481 | ||
482 | void | |
483 | match_set_ct_label_masked(struct match *match, ovs_u128 value, ovs_u128 mask) | |
484 | { | |
485 | match->flow.ct_label.u64.lo = value.u64.lo & mask.u64.lo; | |
486 | match->flow.ct_label.u64.hi = value.u64.hi & mask.u64.hi; | |
487 | match->wc.masks.ct_label = mask; | |
488 | } | |
489 | ||
daf4d3c1 JR |
490 | void |
491 | match_set_ct_nw_src(struct match *match, ovs_be32 ct_nw_src) | |
492 | { | |
493 | match->flow.ct_nw_src = ct_nw_src; | |
494 | match->wc.masks.ct_nw_src = OVS_BE32_MAX; | |
495 | } | |
496 | ||
497 | void | |
498 | match_set_ct_nw_src_masked(struct match *match, ovs_be32 ct_nw_src, | |
499 | ovs_be32 mask) | |
500 | { | |
501 | match->flow.ct_nw_src = ct_nw_src & mask; | |
502 | match->wc.masks.ct_nw_src = mask; | |
503 | } | |
504 | ||
505 | void | |
506 | match_set_ct_nw_dst(struct match *match, ovs_be32 ct_nw_dst) | |
507 | { | |
508 | match->flow.ct_nw_dst = ct_nw_dst; | |
509 | match->wc.masks.ct_nw_dst = OVS_BE32_MAX; | |
510 | } | |
511 | ||
512 | void | |
513 | match_set_ct_nw_dst_masked(struct match *match, ovs_be32 ct_nw_dst, | |
514 | ovs_be32 mask) | |
515 | { | |
516 | match->flow.ct_nw_dst = ct_nw_dst & mask; | |
517 | match->wc.masks.ct_nw_dst = mask; | |
518 | } | |
519 | ||
520 | void | |
521 | match_set_ct_nw_proto(struct match *match, uint8_t ct_nw_proto) | |
522 | { | |
523 | match->flow.ct_nw_proto = ct_nw_proto; | |
524 | match->wc.masks.ct_nw_proto = UINT8_MAX; | |
525 | } | |
526 | ||
527 | void | |
528 | match_set_ct_tp_src(struct match *match, ovs_be16 ct_tp_src) | |
529 | { | |
530 | match_set_ct_tp_src_masked(match, ct_tp_src, OVS_BE16_MAX); | |
531 | } | |
532 | ||
533 | void | |
534 | match_set_ct_tp_src_masked(struct match *match, ovs_be16 port, ovs_be16 mask) | |
535 | { | |
536 | match->flow.ct_tp_src = port & mask; | |
537 | match->wc.masks.ct_tp_src = mask; | |
538 | } | |
539 | ||
540 | void | |
541 | match_set_ct_tp_dst(struct match *match, ovs_be16 ct_tp_dst) | |
542 | { | |
543 | match_set_ct_tp_dst_masked(match, ct_tp_dst, OVS_BE16_MAX); | |
544 | } | |
545 | ||
546 | void | |
547 | match_set_ct_tp_dst_masked(struct match *match, ovs_be16 port, ovs_be16 mask) | |
548 | { | |
549 | match->flow.ct_tp_dst = port & mask; | |
550 | match->wc.masks.ct_tp_dst = mask; | |
551 | } | |
552 | ||
553 | void | |
554 | match_set_ct_ipv6_src(struct match *match, const struct in6_addr *src) | |
555 | { | |
556 | match->flow.ct_ipv6_src = *src; | |
557 | match->wc.masks.ct_ipv6_src = in6addr_exact; | |
558 | } | |
559 | ||
560 | void | |
561 | match_set_ct_ipv6_src_masked(struct match *match, const struct in6_addr *src, | |
562 | const struct in6_addr *mask) | |
563 | { | |
564 | match->flow.ct_ipv6_src = ipv6_addr_bitand(src, mask); | |
565 | match->wc.masks.ct_ipv6_src = *mask; | |
566 | } | |
567 | ||
568 | void | |
569 | match_set_ct_ipv6_dst(struct match *match, const struct in6_addr *dst) | |
570 | { | |
571 | match->flow.ct_ipv6_dst = *dst; | |
572 | match->wc.masks.ct_ipv6_dst = in6addr_exact; | |
573 | } | |
574 | ||
575 | void | |
576 | match_set_ct_ipv6_dst_masked(struct match *match, const struct in6_addr *dst, | |
577 | const struct in6_addr *mask) | |
578 | { | |
579 | match->flow.ct_ipv6_dst = ipv6_addr_bitand(dst, mask); | |
580 | match->wc.masks.ct_ipv6_dst = *mask; | |
581 | } | |
582 | ||
beb75a40 JS |
583 | void |
584 | match_set_packet_type(struct match *match, ovs_be32 packet_type) | |
585 | { | |
586 | match->flow.packet_type = packet_type; | |
587 | match->wc.masks.packet_type = OVS_BE32_MAX; | |
588 | } | |
589 | ||
3d4b2e6e JS |
590 | /* If 'match' does not match on any packet type, make it match on Ethernet |
591 | * packets (the default packet type, as specified by OpenFlow). */ | |
592 | void | |
593 | match_set_default_packet_type(struct match *match) | |
594 | { | |
595 | if (!match->wc.masks.packet_type) { | |
596 | match_set_packet_type(match, htonl(PT_ETH)); | |
597 | } | |
598 | } | |
599 | ||
600 | /* Returns true if 'match' matches only Ethernet packets (the default packet | |
601 | * type, as specified by OpenFlow). */ | |
602 | bool | |
603 | match_has_default_packet_type(const struct match *match) | |
604 | { | |
605 | return (match->flow.packet_type == htonl(PT_ETH) | |
606 | && match->wc.masks.packet_type == OVS_BE32_MAX); | |
607 | } | |
608 | ||
609 | /* A match on 'field' is being added to or has been added to 'match'. If | |
610 | * 'field' is a data field, and 'match' does not already match on packet_type, | |
611 | * this function make it match on the Ethernet packet_type. | |
612 | * | |
613 | * This function is useful because OpenFlow implicitly applies to Ethernet | |
614 | * packets when there's no explicit packet_type, but matching on a metadata | |
615 | * field doesn't imply anything about the packet_type and falsely inferring | |
616 | * that it does can cause harm. A flow that matches only on metadata fields, | |
617 | * for example, should be able to match more than just Ethernet flows. There | |
618 | * are also important reasons that a catch-all match (one with no field matches | |
619 | * at all) should not imply a packet_type(0,0) match. For example, a "flow | |
620 | * dump" request that matches on no fields should return every flow in the | |
621 | * switch, not just the flows that match on Ethernet. As a second example, | |
622 | * OpenFlow 1.2+ special-cases "table miss" flows, that is catch-all flows with | |
623 | * priority 0, and inferring a match on packet_type(0,0) causes such a flow not | |
624 | * to be a table miss flow. */ | |
625 | void | |
626 | match_add_ethernet_prereq(struct match *match, const struct mf_field *field) | |
627 | { | |
628 | if (field->prereqs != MFP_NONE) { | |
629 | match_set_default_packet_type(match); | |
630 | } | |
631 | } | |
632 | ||
81a76618 BP |
633 | void |
634 | match_set_dl_type(struct match *match, ovs_be16 dl_type) | |
635 | { | |
b8266395 | 636 | match->wc.masks.dl_type = OVS_BE16_MAX; |
81a76618 BP |
637 | match->flow.dl_type = dl_type; |
638 | } | |
639 | ||
640 | /* Modifies 'value_src' so that the Ethernet address must match 'value_dst' | |
641 | * exactly. 'mask_dst' is set to all 1s. */ | |
642 | static void | |
74ff3298 JR |
643 | set_eth(const struct eth_addr value_src, |
644 | struct eth_addr *value_dst, | |
645 | struct eth_addr *mask_dst) | |
81a76618 | 646 | { |
74ff3298 JR |
647 | *value_dst = value_src; |
648 | *mask_dst = eth_addr_exact; | |
81a76618 BP |
649 | } |
650 | ||
651 | /* Modifies 'value_src' so that the Ethernet address must match 'value_src' | |
652 | * after each byte is ANDed with the appropriate byte in 'mask_src'. | |
653 | * 'mask_dst' is set to 'mask_src' */ | |
654 | static void | |
74ff3298 JR |
655 | set_eth_masked(const struct eth_addr value_src, |
656 | const struct eth_addr mask_src, | |
657 | struct eth_addr *value_dst, struct eth_addr *mask_dst) | |
81a76618 BP |
658 | { |
659 | size_t i; | |
660 | ||
74ff3298 JR |
661 | for (i = 0; i < ARRAY_SIZE(value_dst->be16); i++) { |
662 | value_dst->be16[i] = value_src.be16[i] & mask_src.be16[i]; | |
81a76618 | 663 | } |
74ff3298 | 664 | *mask_dst = mask_src; |
81a76618 BP |
665 | } |
666 | ||
667 | /* Modifies 'rule' so that the source Ethernet address must match 'dl_src' | |
668 | * exactly. */ | |
669 | void | |
74ff3298 | 670 | match_set_dl_src(struct match *match, const struct eth_addr dl_src) |
81a76618 | 671 | { |
74ff3298 | 672 | set_eth(dl_src, &match->flow.dl_src, &match->wc.masks.dl_src); |
81a76618 BP |
673 | } |
674 | ||
675 | /* Modifies 'rule' so that the source Ethernet address must match 'dl_src' | |
676 | * after each byte is ANDed with the appropriate byte in 'mask'. */ | |
677 | void | |
678 | match_set_dl_src_masked(struct match *match, | |
74ff3298 JR |
679 | const struct eth_addr dl_src, |
680 | const struct eth_addr mask) | |
81a76618 | 681 | { |
74ff3298 | 682 | set_eth_masked(dl_src, mask, &match->flow.dl_src, &match->wc.masks.dl_src); |
81a76618 BP |
683 | } |
684 | ||
685 | /* Modifies 'match' so that the Ethernet address must match 'dl_dst' | |
686 | * exactly. */ | |
687 | void | |
74ff3298 | 688 | match_set_dl_dst(struct match *match, const struct eth_addr dl_dst) |
81a76618 | 689 | { |
74ff3298 | 690 | set_eth(dl_dst, &match->flow.dl_dst, &match->wc.masks.dl_dst); |
81a76618 BP |
691 | } |
692 | ||
693 | /* Modifies 'match' so that the Ethernet address must match 'dl_dst' after each | |
694 | * byte is ANDed with the appropriate byte in 'mask'. | |
695 | * | |
696 | * This function will assert-fail if 'mask' is invalid. Only 'mask' values | |
697 | * accepted by flow_wildcards_is_dl_dst_mask_valid() are allowed. */ | |
698 | void | |
699 | match_set_dl_dst_masked(struct match *match, | |
74ff3298 JR |
700 | const struct eth_addr dl_dst, |
701 | const struct eth_addr mask) | |
81a76618 | 702 | { |
74ff3298 | 703 | set_eth_masked(dl_dst, mask, &match->flow.dl_dst, &match->wc.masks.dl_dst); |
81a76618 BP |
704 | } |
705 | ||
706 | void | |
707 | match_set_dl_tci(struct match *match, ovs_be16 tci) | |
708 | { | |
709 | match_set_dl_tci_masked(match, tci, htons(0xffff)); | |
710 | } | |
711 | ||
712 | void | |
713 | match_set_dl_tci_masked(struct match *match, ovs_be16 tci, ovs_be16 mask) | |
714 | { | |
f0fb825a EG |
715 | match->flow.vlans[0].tci = tci & mask; |
716 | match->wc.masks.vlans[0].tci = mask; | |
81a76618 BP |
717 | } |
718 | ||
719 | /* Modifies 'match' so that the VLAN VID is wildcarded. If the PCP is already | |
720 | * wildcarded, then 'match' will match a packet regardless of whether it has an | |
721 | * 802.1Q header or not. */ | |
722 | void | |
723 | match_set_any_vid(struct match *match) | |
724 | { | |
f0fb825a EG |
725 | if (match->wc.masks.vlans[0].tci & htons(VLAN_PCP_MASK)) { |
726 | match->wc.masks.vlans[0].tci &= ~htons(VLAN_VID_MASK); | |
727 | match->flow.vlans[0].tci &= ~htons(VLAN_VID_MASK); | |
81a76618 BP |
728 | } else { |
729 | match_set_dl_tci_masked(match, htons(0), htons(0)); | |
730 | } | |
731 | } | |
732 | ||
733 | /* Modifies 'match' depending on 'dl_vlan': | |
734 | * | |
735 | * - If 'dl_vlan' is htons(OFP_VLAN_NONE), makes 'match' match only packets | |
736 | * without an 802.1Q header. | |
737 | * | |
738 | * - Otherwise, makes 'match' match only packets with an 802.1Q header whose | |
739 | * VID equals the low 12 bits of 'dl_vlan'. | |
740 | */ | |
741 | void | |
2f9366be | 742 | match_set_dl_vlan(struct match *match, ovs_be16 dl_vlan, int id) |
81a76618 | 743 | { |
2f9366be | 744 | flow_set_dl_vlan(&match->flow, dl_vlan, id); |
81a76618 | 745 | if (dl_vlan == htons(OFP10_VLAN_NONE)) { |
2f9366be | 746 | match->wc.masks.vlans[id].tci = OVS_BE16_MAX; |
81a76618 | 747 | } else { |
2f9366be | 748 | match->wc.masks.vlans[id].tci |= htons(VLAN_VID_MASK | VLAN_CFI); |
81a76618 BP |
749 | } |
750 | } | |
751 | ||
752 | /* Sets the VLAN VID that 'match' matches to 'vid', which is interpreted as an | |
753 | * OpenFlow 1.2 "vlan_vid" value, that is, the low 13 bits of 'vlan_tci' (VID | |
754 | * plus CFI). */ | |
755 | void | |
756 | match_set_vlan_vid(struct match *match, ovs_be16 vid) | |
757 | { | |
758 | match_set_vlan_vid_masked(match, vid, htons(VLAN_VID_MASK | VLAN_CFI)); | |
759 | } | |
760 | ||
761 | ||
762 | /* Sets the VLAN VID that 'flow' matches to 'vid', which is interpreted as an | |
763 | * OpenFlow 1.2 "vlan_vid" value, that is, the low 13 bits of 'vlan_tci' (VID | |
764 | * plus CFI), with the corresponding 'mask'. */ | |
765 | void | |
766 | match_set_vlan_vid_masked(struct match *match, ovs_be16 vid, ovs_be16 mask) | |
767 | { | |
768 | ovs_be16 pcp_mask = htons(VLAN_PCP_MASK); | |
769 | ovs_be16 vid_mask = htons(VLAN_VID_MASK | VLAN_CFI); | |
770 | ||
771 | mask &= vid_mask; | |
772 | flow_set_vlan_vid(&match->flow, vid & mask); | |
f0fb825a EG |
773 | match->wc.masks.vlans[0].tci = |
774 | mask | (match->wc.masks.vlans[0].tci & pcp_mask); | |
81a76618 BP |
775 | } |
776 | ||
777 | /* Modifies 'match' so that the VLAN PCP is wildcarded. If the VID is already | |
778 | * wildcarded, then 'match' will match a packet regardless of whether it has an | |
779 | * 802.1Q header or not. */ | |
780 | void | |
781 | match_set_any_pcp(struct match *match) | |
782 | { | |
f0fb825a EG |
783 | if (match->wc.masks.vlans[0].tci & htons(VLAN_VID_MASK)) { |
784 | match->wc.masks.vlans[0].tci &= ~htons(VLAN_PCP_MASK); | |
785 | match->flow.vlans[0].tci &= ~htons(VLAN_PCP_MASK); | |
81a76618 BP |
786 | } else { |
787 | match_set_dl_tci_masked(match, htons(0), htons(0)); | |
788 | } | |
789 | } | |
790 | ||
791 | /* Modifies 'match' so that it matches only packets with an 802.1Q header whose | |
792 | * PCP equals the low 3 bits of 'dl_vlan_pcp'. */ | |
793 | void | |
2f9366be | 794 | match_set_dl_vlan_pcp(struct match *match, uint8_t dl_vlan_pcp, int id) |
81a76618 | 795 | { |
2f9366be JL |
796 | flow_set_vlan_pcp(&match->flow, dl_vlan_pcp, id); |
797 | match->wc.masks.vlans[id].tci |= htons(VLAN_CFI | VLAN_PCP_MASK); | |
81a76618 BP |
798 | } |
799 | ||
8bfd0fda BP |
800 | /* Modifies 'match' so that the MPLS label 'idx' matches 'lse' exactly. */ |
801 | void | |
802 | match_set_mpls_lse(struct match *match, int idx, ovs_be32 lse) | |
803 | { | |
804 | match->wc.masks.mpls_lse[idx] = OVS_BE32_MAX; | |
805 | match->flow.mpls_lse[idx] = lse; | |
806 | } | |
807 | ||
b02475c5 SH |
808 | /* Modifies 'match' so that the MPLS label is wildcarded. */ |
809 | void | |
8bfd0fda | 810 | match_set_any_mpls_label(struct match *match, int idx) |
b02475c5 | 811 | { |
8bfd0fda BP |
812 | match->wc.masks.mpls_lse[idx] &= ~htonl(MPLS_LABEL_MASK); |
813 | flow_set_mpls_label(&match->flow, idx, htonl(0)); | |
b02475c5 SH |
814 | } |
815 | ||
816 | /* Modifies 'match' so that it matches only packets with an MPLS header whose | |
817 | * label equals the low 20 bits of 'mpls_label'. */ | |
818 | void | |
8bfd0fda | 819 | match_set_mpls_label(struct match *match, int idx, ovs_be32 mpls_label) |
b02475c5 | 820 | { |
8bfd0fda BP |
821 | match->wc.masks.mpls_lse[idx] |= htonl(MPLS_LABEL_MASK); |
822 | flow_set_mpls_label(&match->flow, idx, mpls_label); | |
b02475c5 SH |
823 | } |
824 | ||
825 | /* Modifies 'match' so that the MPLS TC is wildcarded. */ | |
826 | void | |
8bfd0fda | 827 | match_set_any_mpls_tc(struct match *match, int idx) |
b02475c5 | 828 | { |
8bfd0fda BP |
829 | match->wc.masks.mpls_lse[idx] &= ~htonl(MPLS_TC_MASK); |
830 | flow_set_mpls_tc(&match->flow, idx, 0); | |
b02475c5 SH |
831 | } |
832 | ||
833 | /* Modifies 'match' so that it matches only packets with an MPLS header whose | |
834 | * Traffic Class equals the low 3 bits of 'mpls_tc'. */ | |
835 | void | |
8bfd0fda | 836 | match_set_mpls_tc(struct match *match, int idx, uint8_t mpls_tc) |
b02475c5 | 837 | { |
8bfd0fda BP |
838 | match->wc.masks.mpls_lse[idx] |= htonl(MPLS_TC_MASK); |
839 | flow_set_mpls_tc(&match->flow, idx, mpls_tc); | |
b02475c5 SH |
840 | } |
841 | ||
842 | /* Modifies 'match' so that the MPLS stack flag is wildcarded. */ | |
843 | void | |
8bfd0fda | 844 | match_set_any_mpls_bos(struct match *match, int idx) |
b02475c5 | 845 | { |
8bfd0fda BP |
846 | match->wc.masks.mpls_lse[idx] &= ~htonl(MPLS_BOS_MASK); |
847 | flow_set_mpls_bos(&match->flow, idx, 0); | |
b02475c5 SH |
848 | } |
849 | ||
850 | /* Modifies 'match' so that it matches only packets with an MPLS header whose | |
851 | * Stack Flag equals the lower bit of 'mpls_bos' */ | |
852 | void | |
8bfd0fda BP |
853 | match_set_mpls_bos(struct match *match, int idx, uint8_t mpls_bos) |
854 | { | |
855 | match->wc.masks.mpls_lse[idx] |= htonl(MPLS_BOS_MASK); | |
856 | flow_set_mpls_bos(&match->flow, idx, mpls_bos); | |
857 | } | |
858 | ||
bef3f465 BP |
859 | /* Modifies 'match' so that the TTL of MPLS label 'idx' is wildcarded. */ |
860 | void | |
861 | match_set_any_mpls_ttl(struct match *match, int idx) | |
862 | { | |
863 | match->wc.masks.mpls_lse[idx] &= ~htonl(MPLS_TTL_MASK); | |
864 | flow_set_mpls_ttl(&match->flow, idx, 0); | |
865 | } | |
866 | ||
867 | /* Modifies 'match' so that it matches only packets in which the TTL of MPLS | |
868 | * label 'idx' equals 'mpls_ttl'. */ | |
869 | void | |
870 | match_set_mpls_ttl(struct match *match, int idx, uint8_t mpls_ttl) | |
871 | { | |
872 | match->wc.masks.mpls_lse[idx] |= htonl(MPLS_TTL_MASK); | |
873 | flow_set_mpls_ttl(&match->flow, idx, mpls_ttl); | |
874 | } | |
875 | ||
8bfd0fda BP |
876 | /* Modifies 'match' so that the MPLS LSE is wildcarded. */ |
877 | void | |
878 | match_set_any_mpls_lse(struct match *match, int idx) | |
b02475c5 | 879 | { |
8bfd0fda BP |
880 | match->wc.masks.mpls_lse[idx] = htonl(0); |
881 | flow_set_mpls_lse(&match->flow, idx, htonl(0)); | |
b02475c5 SH |
882 | } |
883 | ||
81a76618 BP |
884 | void |
885 | match_set_tp_src(struct match *match, ovs_be16 tp_src) | |
886 | { | |
b8266395 | 887 | match_set_tp_src_masked(match, tp_src, OVS_BE16_MAX); |
81a76618 BP |
888 | } |
889 | ||
890 | void | |
891 | match_set_tp_src_masked(struct match *match, ovs_be16 port, ovs_be16 mask) | |
892 | { | |
893 | match->flow.tp_src = port & mask; | |
894 | match->wc.masks.tp_src = mask; | |
895 | } | |
896 | ||
897 | void | |
898 | match_set_tp_dst(struct match *match, ovs_be16 tp_dst) | |
899 | { | |
b8266395 | 900 | match_set_tp_dst_masked(match, tp_dst, OVS_BE16_MAX); |
81a76618 BP |
901 | } |
902 | ||
903 | void | |
904 | match_set_tp_dst_masked(struct match *match, ovs_be16 port, ovs_be16 mask) | |
905 | { | |
906 | match->flow.tp_dst = port & mask; | |
907 | match->wc.masks.tp_dst = mask; | |
908 | } | |
909 | ||
dc235f7f JR |
910 | void |
911 | match_set_tcp_flags(struct match *match, ovs_be16 flags) | |
912 | { | |
913 | match_set_tcp_flags_masked(match, flags, OVS_BE16_MAX); | |
914 | } | |
915 | ||
916 | void | |
917 | match_set_tcp_flags_masked(struct match *match, ovs_be16 flags, ovs_be16 mask) | |
918 | { | |
919 | match->flow.tcp_flags = flags & mask; | |
920 | match->wc.masks.tcp_flags = mask; | |
921 | } | |
922 | ||
81a76618 BP |
923 | void |
924 | match_set_nw_proto(struct match *match, uint8_t nw_proto) | |
925 | { | |
926 | match->flow.nw_proto = nw_proto; | |
927 | match->wc.masks.nw_proto = UINT8_MAX; | |
928 | } | |
929 | ||
a3db6e47 TZ |
930 | void |
931 | match_set_nw_proto_masked(struct match *match, | |
932 | const uint8_t nw_proto, const uint8_t mask) | |
933 | { | |
934 | match->flow.nw_proto = nw_proto; | |
935 | match->wc.masks.nw_proto = mask; | |
936 | } | |
937 | ||
81a76618 BP |
938 | void |
939 | match_set_nw_src(struct match *match, ovs_be32 nw_src) | |
940 | { | |
941 | match->flow.nw_src = nw_src; | |
b8266395 | 942 | match->wc.masks.nw_src = OVS_BE32_MAX; |
81a76618 BP |
943 | } |
944 | ||
945 | void | |
946 | match_set_nw_src_masked(struct match *match, | |
947 | ovs_be32 nw_src, ovs_be32 mask) | |
948 | { | |
949 | match->flow.nw_src = nw_src & mask; | |
950 | match->wc.masks.nw_src = mask; | |
951 | } | |
952 | ||
953 | void | |
954 | match_set_nw_dst(struct match *match, ovs_be32 nw_dst) | |
955 | { | |
956 | match->flow.nw_dst = nw_dst; | |
b8266395 | 957 | match->wc.masks.nw_dst = OVS_BE32_MAX; |
81a76618 BP |
958 | } |
959 | ||
960 | void | |
961 | match_set_nw_dst_masked(struct match *match, ovs_be32 ip, ovs_be32 mask) | |
962 | { | |
963 | match->flow.nw_dst = ip & mask; | |
964 | match->wc.masks.nw_dst = mask; | |
965 | } | |
966 | ||
967 | void | |
968 | match_set_nw_dscp(struct match *match, uint8_t nw_dscp) | |
969 | { | |
970 | match->wc.masks.nw_tos |= IP_DSCP_MASK; | |
971 | match->flow.nw_tos &= ~IP_DSCP_MASK; | |
972 | match->flow.nw_tos |= nw_dscp & IP_DSCP_MASK; | |
973 | } | |
974 | ||
975 | void | |
976 | match_set_nw_ecn(struct match *match, uint8_t nw_ecn) | |
977 | { | |
978 | match->wc.masks.nw_tos |= IP_ECN_MASK; | |
979 | match->flow.nw_tos &= ~IP_ECN_MASK; | |
980 | match->flow.nw_tos |= nw_ecn & IP_ECN_MASK; | |
981 | } | |
982 | ||
983 | void | |
984 | match_set_nw_ttl(struct match *match, uint8_t nw_ttl) | |
985 | { | |
986 | match->wc.masks.nw_ttl = UINT8_MAX; | |
987 | match->flow.nw_ttl = nw_ttl; | |
988 | } | |
989 | ||
dfa2ccdb OG |
990 | void |
991 | match_set_nw_tos_masked(struct match *match, uint8_t nw_tos, uint8_t mask) | |
992 | { | |
993 | match->flow.nw_tos = nw_tos & mask; | |
994 | match->wc.masks.nw_tos = mask; | |
995 | } | |
996 | ||
c489ad67 PB |
997 | void |
998 | match_set_nw_ttl_masked(struct match *match, uint8_t nw_ttl, uint8_t mask) | |
999 | { | |
1000 | match->flow.nw_ttl = nw_ttl & mask; | |
1001 | match->wc.masks.nw_ttl = mask; | |
1002 | } | |
1003 | ||
81a76618 BP |
1004 | void |
1005 | match_set_nw_frag(struct match *match, uint8_t nw_frag) | |
1006 | { | |
1007 | match->wc.masks.nw_frag |= FLOW_NW_FRAG_MASK; | |
1008 | match->flow.nw_frag = nw_frag; | |
1009 | } | |
1010 | ||
1011 | void | |
1012 | match_set_nw_frag_masked(struct match *match, | |
1013 | uint8_t nw_frag, uint8_t mask) | |
1014 | { | |
1015 | match->flow.nw_frag = nw_frag & mask; | |
1016 | match->wc.masks.nw_frag = mask; | |
1017 | } | |
1018 | ||
1019 | void | |
1020 | match_set_icmp_type(struct match *match, uint8_t icmp_type) | |
1021 | { | |
1022 | match_set_tp_src(match, htons(icmp_type)); | |
1023 | } | |
1024 | ||
1025 | void | |
1026 | match_set_icmp_code(struct match *match, uint8_t icmp_code) | |
1027 | { | |
1028 | match_set_tp_dst(match, htons(icmp_code)); | |
1029 | } | |
1030 | ||
a3db6e47 TZ |
1031 | void |
1032 | match_set_arp_opcode_masked(struct match *match, | |
1033 | const uint8_t opcode, | |
1034 | const uint8_t mask) | |
1035 | { | |
1036 | match_set_nw_proto_masked(match, opcode, mask); | |
1037 | } | |
1038 | ||
1039 | void | |
1040 | match_set_arp_spa_masked(struct match *match, | |
1041 | const ovs_be32 arp_spa, | |
1042 | const ovs_be32 mask) | |
1043 | { | |
1044 | match_set_nw_src_masked(match, arp_spa, mask); | |
1045 | } | |
1046 | ||
1047 | void | |
1048 | match_set_arp_tpa_masked(struct match *match, | |
1049 | const ovs_be32 arp_tpa, | |
1050 | const ovs_be32 mask) | |
1051 | { | |
1052 | match_set_nw_dst_masked(match, arp_tpa, mask); | |
1053 | } | |
1054 | ||
81a76618 | 1055 | void |
74ff3298 | 1056 | match_set_arp_sha(struct match *match, const struct eth_addr sha) |
81a76618 | 1057 | { |
74ff3298 JR |
1058 | match->flow.arp_sha = sha; |
1059 | match->wc.masks.arp_sha = eth_addr_exact; | |
81a76618 BP |
1060 | } |
1061 | ||
1062 | void | |
1063 | match_set_arp_sha_masked(struct match *match, | |
74ff3298 JR |
1064 | const struct eth_addr arp_sha, |
1065 | const struct eth_addr mask) | |
81a76618 BP |
1066 | { |
1067 | set_eth_masked(arp_sha, mask, | |
74ff3298 | 1068 | &match->flow.arp_sha, &match->wc.masks.arp_sha); |
81a76618 BP |
1069 | } |
1070 | ||
1071 | void | |
74ff3298 | 1072 | match_set_arp_tha(struct match *match, const struct eth_addr tha) |
81a76618 | 1073 | { |
74ff3298 JR |
1074 | match->flow.arp_tha = tha; |
1075 | match->wc.masks.arp_tha = eth_addr_exact; | |
81a76618 BP |
1076 | } |
1077 | ||
1078 | void | |
1079 | match_set_arp_tha_masked(struct match *match, | |
74ff3298 JR |
1080 | const struct eth_addr arp_tha, |
1081 | const struct eth_addr mask) | |
81a76618 BP |
1082 | { |
1083 | set_eth_masked(arp_tha, mask, | |
74ff3298 | 1084 | &match->flow.arp_tha, &match->wc.masks.arp_tha); |
81a76618 BP |
1085 | } |
1086 | ||
1087 | void | |
1088 | match_set_ipv6_src(struct match *match, const struct in6_addr *src) | |
1089 | { | |
1090 | match->flow.ipv6_src = *src; | |
1091 | match->wc.masks.ipv6_src = in6addr_exact; | |
1092 | } | |
1093 | ||
1094 | void | |
1095 | match_set_ipv6_src_masked(struct match *match, const struct in6_addr *src, | |
1096 | const struct in6_addr *mask) | |
1097 | { | |
1098 | match->flow.ipv6_src = ipv6_addr_bitand(src, mask); | |
1099 | match->wc.masks.ipv6_src = *mask; | |
1100 | } | |
1101 | ||
1102 | void | |
1103 | match_set_ipv6_dst(struct match *match, const struct in6_addr *dst) | |
1104 | { | |
1105 | match->flow.ipv6_dst = *dst; | |
1106 | match->wc.masks.ipv6_dst = in6addr_exact; | |
1107 | } | |
1108 | ||
1109 | void | |
1110 | match_set_ipv6_dst_masked(struct match *match, const struct in6_addr *dst, | |
1111 | const struct in6_addr *mask) | |
1112 | { | |
1113 | match->flow.ipv6_dst = ipv6_addr_bitand(dst, mask); | |
1114 | match->wc.masks.ipv6_dst = *mask; | |
1115 | } | |
1116 | ||
1117 | void | |
1118 | match_set_ipv6_label(struct match *match, ovs_be32 ipv6_label) | |
1119 | { | |
b8266395 | 1120 | match->wc.masks.ipv6_label = OVS_BE32_MAX; |
81a76618 BP |
1121 | match->flow.ipv6_label = ipv6_label; |
1122 | } | |
1123 | ||
1124 | ||
1125 | void | |
1126 | match_set_ipv6_label_masked(struct match *match, ovs_be32 ipv6_label, | |
1127 | ovs_be32 mask) | |
1128 | { | |
1129 | match->flow.ipv6_label = ipv6_label & mask; | |
1130 | match->wc.masks.ipv6_label = mask; | |
1131 | } | |
1132 | ||
1133 | void | |
1134 | match_set_nd_target(struct match *match, const struct in6_addr *target) | |
1135 | { | |
1136 | match->flow.nd_target = *target; | |
1137 | match->wc.masks.nd_target = in6addr_exact; | |
1138 | } | |
1139 | ||
1140 | void | |
1141 | match_set_nd_target_masked(struct match *match, | |
1142 | const struct in6_addr *target, | |
1143 | const struct in6_addr *mask) | |
1144 | { | |
1145 | match->flow.nd_target = ipv6_addr_bitand(target, mask); | |
1146 | match->wc.masks.nd_target = *mask; | |
1147 | } | |
1148 | ||
9b2b8497 VDA |
1149 | void |
1150 | match_set_nd_reserved (struct match *match, ovs_be32 value) | |
1151 | { | |
1152 | match->flow.igmp_group_ip4 = value; | |
1153 | match->wc.masks.igmp_group_ip4 = OVS_BE32_MAX; | |
1154 | } | |
1155 | ||
1156 | void | |
1157 | match_set_nd_options_type(struct match *match, uint8_t option) | |
1158 | { | |
1159 | match_set_tcp_flags(match, htons(option)); | |
1160 | } | |
1161 | ||
81a76618 BP |
1162 | /* Returns true if 'a' and 'b' wildcard the same fields and have the same |
1163 | * values for fixed fields, otherwise false. */ | |
1164 | bool | |
1165 | match_equal(const struct match *a, const struct match *b) | |
1166 | { | |
1167 | return (flow_wildcards_equal(&a->wc, &b->wc) | |
1168 | && flow_equal(&a->flow, &b->flow)); | |
1169 | } | |
1170 | ||
1171 | /* Returns a hash value for the flow and wildcards in 'match', starting from | |
1172 | * 'basis'. */ | |
1173 | uint32_t | |
1174 | match_hash(const struct match *match, uint32_t basis) | |
1175 | { | |
1176 | return flow_wildcards_hash(&match->wc, flow_hash(&match->flow, basis)); | |
1177 | } | |
1178 | ||
adcf00ba AZ |
1179 | static bool |
1180 | match_has_default_recirc_id(const struct match *m) | |
1181 | { | |
1182 | return m->flow.recirc_id == 0 && (m->wc.masks.recirc_id == UINT32_MAX || | |
1183 | m->wc.masks.recirc_id == 0); | |
1184 | } | |
1185 | ||
1186 | static bool | |
1187 | match_has_default_dp_hash(const struct match *m) | |
1188 | { | |
1189 | return ((m->flow.dp_hash | m->wc.masks.dp_hash) == 0); | |
1190 | } | |
1191 | ||
1192 | /* Return true if the hidden fields of the match are set to the default values. | |
1193 | * The default values equals to those set up by match_init_hidden_fields(). */ | |
1194 | bool | |
1195 | match_has_default_hidden_fields(const struct match *m) | |
1196 | { | |
1197 | return match_has_default_recirc_id(m) && match_has_default_dp_hash(m); | |
1198 | } | |
1199 | ||
1200 | void | |
1201 | match_init_hidden_fields(struct match *m) | |
1202 | { | |
1203 | match_set_recirc_id(m, 0); | |
1204 | match_set_dp_hash_masked(m, 0, 0); | |
1205 | } | |
1206 | ||
81a76618 | 1207 | static void |
3bd0fd39 | 1208 | format_eth_masked(struct ds *s, const char *name, |
74ff3298 | 1209 | const struct eth_addr eth, const struct eth_addr mask) |
81a76618 BP |
1210 | { |
1211 | if (!eth_addr_is_zero(mask)) { | |
0deec6d2 | 1212 | ds_put_format(s, "%s%s=%s", colors.param, name, colors.end); |
74ff3298 | 1213 | eth_format_masked(eth, &mask, s); |
81a76618 BP |
1214 | ds_put_char(s, ','); |
1215 | } | |
1216 | } | |
1217 | ||
1218 | static void | |
1219 | format_ip_netmask(struct ds *s, const char *name, ovs_be32 ip, | |
1220 | ovs_be32 netmask) | |
1221 | { | |
1222 | if (netmask) { | |
0deec6d2 | 1223 | ds_put_format(s, "%s%s=%s", colors.param, name, colors.end); |
81a76618 BP |
1224 | ip_format_masked(ip, netmask, s); |
1225 | ds_put_char(s, ','); | |
1226 | } | |
1227 | } | |
1228 | ||
1229 | static void | |
1230 | format_ipv6_netmask(struct ds *s, const char *name, | |
1231 | const struct in6_addr *addr, | |
1232 | const struct in6_addr *netmask) | |
1233 | { | |
1234 | if (!ipv6_mask_is_any(netmask)) { | |
0deec6d2 | 1235 | ds_put_format(s, "%s%s=%s", colors.param, name, colors.end); |
ac6d120f | 1236 | ipv6_format_masked(addr, netmask, s); |
81a76618 BP |
1237 | ds_put_char(s, ','); |
1238 | } | |
1239 | } | |
1240 | ||
3d2fbd70 JS |
1241 | static void |
1242 | format_uint8_masked(struct ds *s, const char *name, | |
1243 | uint8_t value, uint8_t mask) | |
1244 | { | |
1245 | if (mask != 0) { | |
1246 | ds_put_format(s, "%s%s=%s", colors.param, name, colors.end); | |
1247 | if (mask == UINT8_MAX) { | |
1248 | ds_put_format(s, "%"PRIu8, value); | |
1249 | } else { | |
1250 | ds_put_format(s, "0x%02"PRIx8"/0x%02"PRIx8, value, mask); | |
1251 | } | |
1252 | ds_put_char(s, ','); | |
1253 | } | |
1254 | } | |
1255 | ||
07659514 JS |
1256 | static void |
1257 | format_uint16_masked(struct ds *s, const char *name, | |
1258 | uint16_t value, uint16_t mask) | |
1259 | { | |
1260 | if (mask != 0) { | |
0deec6d2 | 1261 | ds_put_format(s, "%s%s=%s", colors.param, name, colors.end); |
07659514 JS |
1262 | if (mask == UINT16_MAX) { |
1263 | ds_put_format(s, "%"PRIu16, value); | |
1264 | } else { | |
1265 | ds_put_format(s, "0x%"PRIx16"/0x%"PRIx16, value, mask); | |
1266 | } | |
1267 | ds_put_char(s, ','); | |
1268 | } | |
1269 | } | |
1270 | ||
81a76618 BP |
1271 | static void |
1272 | format_be16_masked(struct ds *s, const char *name, | |
1273 | ovs_be16 value, ovs_be16 mask) | |
1274 | { | |
1275 | if (mask != htons(0)) { | |
0deec6d2 | 1276 | ds_put_format(s, "%s%s=%s", colors.param, name, colors.end); |
b8266395 | 1277 | if (mask == OVS_BE16_MAX) { |
81a76618 BP |
1278 | ds_put_format(s, "%"PRIu16, ntohs(value)); |
1279 | } else { | |
1280 | ds_put_format(s, "0x%"PRIx16"/0x%"PRIx16, | |
1281 | ntohs(value), ntohs(mask)); | |
1282 | } | |
1283 | ds_put_char(s, ','); | |
1284 | } | |
1285 | } | |
1286 | ||
8bfd0fda BP |
1287 | static void |
1288 | format_be32_masked(struct ds *s, const char *name, | |
1289 | ovs_be32 value, ovs_be32 mask) | |
1290 | { | |
1291 | if (mask != htonl(0)) { | |
0deec6d2 | 1292 | ds_put_format(s, "%s%s=%s", colors.param, name, colors.end); |
8bfd0fda BP |
1293 | if (mask == OVS_BE32_MAX) { |
1294 | ds_put_format(s, "%"PRIu32, ntohl(value)); | |
3d2fbd70 JS |
1295 | } else { |
1296 | ds_put_format(s, "0x%08"PRIx32"/0x%08"PRIx32, | |
1297 | ntohl(value), ntohl(mask)); | |
1298 | } | |
1299 | ds_put_char(s, ','); | |
1300 | } | |
1301 | } | |
1302 | ||
1303 | static void | |
1304 | format_be32_masked_hex(struct ds *s, const char *name, | |
1305 | ovs_be32 value, ovs_be32 mask) | |
1306 | { | |
1307 | if (mask != htonl(0)) { | |
1308 | ds_put_format(s, "%s%s=%s", colors.param, name, colors.end); | |
1309 | if (mask == OVS_BE32_MAX) { | |
1310 | ds_put_format(s, "0x%"PRIx32, ntohl(value)); | |
8bfd0fda BP |
1311 | } else { |
1312 | ds_put_format(s, "0x%"PRIx32"/0x%"PRIx32, | |
1313 | ntohl(value), ntohl(mask)); | |
1314 | } | |
1315 | ds_put_char(s, ','); | |
1316 | } | |
1317 | } | |
1318 | ||
b60f804e AZ |
1319 | static void |
1320 | format_uint32_masked(struct ds *s, const char *name, | |
1321 | uint32_t value, uint32_t mask) | |
1322 | { | |
1323 | if (mask) { | |
0deec6d2 QM |
1324 | ds_put_format(s, "%s%s=%s%#"PRIx32, |
1325 | colors.param, name, colors.end, value); | |
b60f804e AZ |
1326 | if (mask != UINT32_MAX) { |
1327 | ds_put_format(s, "/%#"PRIx32, mask); | |
1328 | } | |
1329 | ds_put_char(s, ','); | |
1330 | } | |
1331 | } | |
1332 | ||
1333 | static void | |
1334 | format_be64_masked(struct ds *s, const char *name, | |
1335 | ovs_be64 value, ovs_be64 mask) | |
1336 | { | |
1337 | if (mask != htonll(0)) { | |
0deec6d2 QM |
1338 | ds_put_format(s, "%s%s=%s%#"PRIx64, |
1339 | colors.param, name, colors.end, ntohll(value)); | |
b60f804e AZ |
1340 | if (mask != OVS_BE64_MAX) { |
1341 | ds_put_format(s, "/%#"PRIx64, ntohll(mask)); | |
1342 | } | |
1343 | ds_put_char(s, ','); | |
1344 | } | |
1345 | } | |
1346 | ||
4fe3445a PS |
1347 | static void |
1348 | format_flow_tunnel(struct ds *s, const struct match *match) | |
1349 | { | |
1350 | const struct flow_wildcards *wc = &match->wc; | |
1351 | const struct flow_tnl *tnl = &match->flow.tunnel; | |
1352 | ||
b60f804e | 1353 | format_be64_masked(s, "tun_id", tnl->tun_id, wc->masks.tunnel.tun_id); |
4fe3445a PS |
1354 | format_ip_netmask(s, "tun_src", tnl->ip_src, wc->masks.tunnel.ip_src); |
1355 | format_ip_netmask(s, "tun_dst", tnl->ip_dst, wc->masks.tunnel.ip_dst); | |
ffe4c74f JB |
1356 | format_ipv6_netmask(s, "tun_ipv6_src", &tnl->ipv6_src, |
1357 | &wc->masks.tunnel.ipv6_src); | |
1358 | format_ipv6_netmask(s, "tun_ipv6_dst", &tnl->ipv6_dst, | |
1359 | &wc->masks.tunnel.ipv6_dst); | |
4fe3445a | 1360 | |
ac6073e3 MC |
1361 | if (wc->masks.tunnel.gbp_id) { |
1362 | format_be16_masked(s, "tun_gbp_id", tnl->gbp_id, | |
1363 | wc->masks.tunnel.gbp_id); | |
1364 | } | |
1365 | ||
1366 | if (wc->masks.tunnel.gbp_flags) { | |
1367 | ds_put_format(s, "tun_gbp_flags=%#"PRIx8",", tnl->gbp_flags); | |
1368 | } | |
1369 | ||
4fe3445a PS |
1370 | if (wc->masks.tunnel.ip_tos) { |
1371 | ds_put_format(s, "tun_tos=%"PRIx8",", tnl->ip_tos); | |
1372 | } | |
1373 | if (wc->masks.tunnel.ip_ttl) { | |
1374 | ds_put_format(s, "tun_ttl=%"PRIu8",", tnl->ip_ttl); | |
1375 | } | |
7dc18ae9 WT |
1376 | if (wc->masks.tunnel.erspan_ver) { |
1377 | ds_put_format(s, "tun_erspan_ver=%"PRIu8",", tnl->erspan_ver); | |
1378 | } | |
1379 | if (wc->masks.tunnel.erspan_idx && tnl->erspan_ver == 1) { | |
9bf871c4 | 1380 | ds_put_format(s, "tun_erspan_idx=%#"PRIx32",", tnl->erspan_idx); |
7dc18ae9 WT |
1381 | } |
1382 | if (wc->masks.tunnel.erspan_dir && tnl->erspan_ver == 2) { | |
1383 | ds_put_format(s, "tun_erspan_dir=%"PRIu8",", tnl->erspan_dir); | |
1384 | } | |
1385 | if (wc->masks.tunnel.erspan_hwid && tnl->erspan_ver == 2) { | |
1386 | ds_put_format(s, "tun_erspan_hwid=%#"PRIx8",", tnl->erspan_hwid); | |
1387 | } | |
3c6d05a0 WT |
1388 | if (wc->masks.tunnel.gtpu_flags) { |
1389 | ds_put_format(s, "gtpu_flags=%#"PRIx8",", tnl->gtpu_flags); | |
1390 | } | |
1391 | if (wc->masks.tunnel.gtpu_msgtype) { | |
1392 | ds_put_format(s, "gtpu_msgtype=%"PRIu8",", tnl->gtpu_msgtype); | |
1393 | } | |
3721b406 | 1394 | if (wc->masks.tunnel.flags & FLOW_TNL_F_MASK) { |
b666962b | 1395 | format_flags_masked(s, "tun_flags", flow_tun_flag_to_string, |
3721b406 | 1396 | tnl->flags & FLOW_TNL_F_MASK, |
b666962b JG |
1397 | wc->masks.tunnel.flags & FLOW_TNL_F_MASK, |
1398 | FLOW_TNL_F_MASK); | |
4fe3445a PS |
1399 | ds_put_char(s, ','); |
1400 | } | |
9558d2a5 | 1401 | tun_metadata_match_format(s, match); |
4fe3445a PS |
1402 | } |
1403 | ||
9daf2348 JS |
1404 | static void |
1405 | format_ct_label_masked(struct ds *s, const ovs_u128 *key, const ovs_u128 *mask) | |
1406 | { | |
2ff8484b | 1407 | if (!ovs_u128_is_zero(*mask)) { |
32ea15f6 | 1408 | ovs_be128 value = hton128(*key); |
0deec6d2 | 1409 | ds_put_format(s, "%sct_label=%s", colors.param, colors.end); |
9daf2348 JS |
1410 | ds_put_hex(s, &value, sizeof value); |
1411 | if (!is_all_ones(mask, sizeof(*mask))) { | |
32ea15f6 | 1412 | value = hton128(*mask); |
9daf2348 JS |
1413 | ds_put_char(s, '/'); |
1414 | ds_put_hex(s, &value, sizeof value); | |
1415 | } | |
1416 | ds_put_char(s, ','); | |
1417 | } | |
1418 | } | |
1419 | ||
3d2fbd70 JS |
1420 | static void |
1421 | format_nsh_masked(struct ds *s, const struct flow *f, const struct flow *m) | |
1422 | { | |
17553f27 YY |
1423 | ovs_be32 spi_mask = nsh_path_hdr_to_spi(m->nsh.path_hdr); |
1424 | if (spi_mask == htonl(NSH_SPI_MASK >> NSH_SPI_SHIFT)) { | |
1425 | spi_mask = OVS_BE32_MAX; | |
1426 | } | |
3d2fbd70 | 1427 | format_uint8_masked(s, "nsh_flags", f->nsh.flags, m->nsh.flags); |
17553f27 | 1428 | format_uint8_masked(s, "nsh_ttl", f->nsh.ttl, m->nsh.ttl); |
3d2fbd70 JS |
1429 | format_uint8_masked(s, "nsh_mdtype", f->nsh.mdtype, m->nsh.mdtype); |
1430 | format_uint8_masked(s, "nsh_np", f->nsh.np, m->nsh.np); | |
17553f27 YY |
1431 | |
1432 | format_be32_masked_hex(s, "nsh_spi", nsh_path_hdr_to_spi(f->nsh.path_hdr), | |
1433 | spi_mask); | |
1434 | format_uint8_masked(s, "nsh_si", nsh_path_hdr_to_si(f->nsh.path_hdr), | |
1435 | nsh_path_hdr_to_si(m->nsh.path_hdr)); | |
3d2fbd70 | 1436 | if (m->nsh.mdtype == UINT8_MAX && f->nsh.mdtype == NSH_M_TYPE1) { |
f59cb331 YY |
1437 | format_be32_masked_hex(s, "nsh_c1", f->nsh.context[0], |
1438 | m->nsh.context[0]); | |
1439 | format_be32_masked_hex(s, "nsh_c2", f->nsh.context[1], | |
1440 | m->nsh.context[1]); | |
1441 | format_be32_masked_hex(s, "nsh_c3", f->nsh.context[2], | |
1442 | m->nsh.context[2]); | |
1443 | format_be32_masked_hex(s, "nsh_c4", f->nsh.context[3], | |
1444 | m->nsh.context[3]); | |
3d2fbd70 JS |
1445 | } |
1446 | } | |
1447 | ||
81a76618 | 1448 | /* Appends a string representation of 'match' to 's'. If 'priority' is |
50f96b10 BP |
1449 | * different from OFP_DEFAULT_PRIORITY, includes it in 's'. If 'port_map' is |
1450 | * nonnull, uses it to translate port numbers to names in output. */ | |
81a76618 | 1451 | void |
50f96b10 BP |
1452 | match_format(const struct match *match, |
1453 | const struct ofputil_port_map *port_map, | |
1454 | struct ds *s, int priority) | |
81a76618 BP |
1455 | { |
1456 | const struct flow_wildcards *wc = &match->wc; | |
1457 | size_t start_len = s->length; | |
1458 | const struct flow *f = &match->flow; | |
1459 | bool skip_type = false; | |
1460 | bool skip_proto = false; | |
3d4b2e6e | 1461 | ovs_be16 dl_type = f->dl_type; |
e3981271 | 1462 | bool is_megaflow = false; |
81a76618 BP |
1463 | int i; |
1464 | ||
3c6d05a0 | 1465 | BUILD_ASSERT_DECL(FLOW_WC_SEQ == 42); |
81a76618 BP |
1466 | |
1467 | if (priority != OFP_DEFAULT_PRIORITY) { | |
0deec6d2 QM |
1468 | ds_put_format(s, "%spriority=%s%d,", |
1469 | colors.special, colors.end, priority); | |
81a76618 BP |
1470 | } |
1471 | ||
b60f804e | 1472 | format_uint32_masked(s, "pkt_mark", f->pkt_mark, wc->masks.pkt_mark); |
1b567fb9 | 1473 | |
a79f29f2 AZ |
1474 | if (wc->masks.recirc_id) { |
1475 | format_uint32_masked(s, "recirc_id", f->recirc_id, | |
1476 | wc->masks.recirc_id); | |
e3981271 | 1477 | is_megaflow = true; |
a79f29f2 AZ |
1478 | } |
1479 | ||
330de069 | 1480 | if (wc->masks.dp_hash) { |
a79f29f2 AZ |
1481 | format_uint32_masked(s, "dp_hash", f->dp_hash, |
1482 | wc->masks.dp_hash); | |
1483 | } | |
1484 | ||
18080541 | 1485 | if (wc->masks.conj_id) { |
0deec6d2 QM |
1486 | ds_put_format(s, "%sconj_id%s=%"PRIu32",", |
1487 | colors.param, colors.end, f->conj_id); | |
18080541 BP |
1488 | } |
1489 | ||
1b567fb9 | 1490 | if (wc->masks.skb_priority) { |
0deec6d2 QM |
1491 | ds_put_format(s, "%sskb_priority=%s%#"PRIx32",", |
1492 | colors.param, colors.end, f->skb_priority); | |
1b567fb9 AA |
1493 | } |
1494 | ||
c61f3870 | 1495 | if (wc->masks.actset_output) { |
0deec6d2 | 1496 | ds_put_format(s, "%sactset_output=%s", colors.param, colors.end); |
50f96b10 | 1497 | ofputil_format_port(f->actset_output, port_map, s); |
c61f3870 BP |
1498 | ds_put_char(s, ','); |
1499 | } | |
1500 | ||
07659514 | 1501 | if (wc->masks.ct_state) { |
2a28ccc8 | 1502 | if (wc->masks.ct_state == UINT8_MAX) { |
0deec6d2 | 1503 | ds_put_format(s, "%sct_state=%s", colors.param, colors.end); |
07659514 JS |
1504 | if (f->ct_state) { |
1505 | format_flags(s, ct_state_to_string, f->ct_state, '|'); | |
1506 | } else { | |
1507 | ds_put_cstr(s, "0"); /* No state. */ | |
1508 | } | |
1509 | } else { | |
1510 | format_flags_masked(s, "ct_state", ct_state_to_string, | |
2a28ccc8 | 1511 | f->ct_state, wc->masks.ct_state, UINT8_MAX); |
07659514 JS |
1512 | } |
1513 | ds_put_char(s, ','); | |
1514 | } | |
1515 | ||
1516 | if (wc->masks.ct_zone) { | |
1517 | format_uint16_masked(s, "ct_zone", f->ct_zone, wc->masks.ct_zone); | |
1518 | } | |
1519 | ||
8e53fe8c JS |
1520 | if (wc->masks.ct_mark) { |
1521 | format_uint32_masked(s, "ct_mark", f->ct_mark, wc->masks.ct_mark); | |
1522 | } | |
1523 | ||
2ff8484b | 1524 | if (!ovs_u128_is_zero(wc->masks.ct_label)) { |
9daf2348 JS |
1525 | format_ct_label_masked(s, &f->ct_label, &wc->masks.ct_label); |
1526 | } | |
1527 | ||
daf4d3c1 JR |
1528 | format_ip_netmask(s, "ct_nw_src", f->ct_nw_src, |
1529 | wc->masks.ct_nw_src); | |
1530 | format_ipv6_netmask(s, "ct_ipv6_src", &f->ct_ipv6_src, | |
1531 | &wc->masks.ct_ipv6_src); | |
1532 | format_ip_netmask(s, "ct_nw_dst", f->ct_nw_dst, | |
1533 | wc->masks.ct_nw_dst); | |
1534 | format_ipv6_netmask(s, "ct_ipv6_dst", &f->ct_ipv6_dst, | |
1535 | &wc->masks.ct_ipv6_dst); | |
1536 | if (wc->masks.ct_nw_proto) { | |
1537 | ds_put_format(s, "%sct_nw_proto=%s%"PRIu8",", | |
1538 | colors.param, colors.end, f->ct_nw_proto); | |
1539 | format_be16_masked(s, "ct_tp_src", f->ct_tp_src, wc->masks.ct_tp_src); | |
1540 | format_be16_masked(s, "ct_tp_dst", f->ct_tp_dst, wc->masks.ct_tp_dst); | |
1541 | } | |
1542 | ||
e3981271 JS |
1543 | if (wc->masks.packet_type && |
1544 | (!match_has_default_packet_type(match) || is_megaflow)) { | |
3d4b2e6e JS |
1545 | format_packet_type_masked(s, f->packet_type, wc->masks.packet_type); |
1546 | ds_put_char(s, ','); | |
1547 | if (pt_ns(f->packet_type) == OFPHTN_ETHERTYPE) { | |
1548 | dl_type = pt_ns_type_be(f->packet_type); | |
beb75a40 JS |
1549 | } |
1550 | } | |
1551 | ||
81a76618 BP |
1552 | if (wc->masks.dl_type) { |
1553 | skip_type = true; | |
3d4b2e6e | 1554 | if (dl_type == htons(ETH_TYPE_IP)) { |
81a76618 BP |
1555 | if (wc->masks.nw_proto) { |
1556 | skip_proto = true; | |
1557 | if (f->nw_proto == IPPROTO_ICMP) { | |
0deec6d2 | 1558 | ds_put_format(s, "%sicmp%s,", colors.value, colors.end); |
0e612675 | 1559 | } else if (f->nw_proto == IPPROTO_IGMP) { |
0deec6d2 | 1560 | ds_put_format(s, "%sigmp%s,", colors.value, colors.end); |
81a76618 | 1561 | } else if (f->nw_proto == IPPROTO_TCP) { |
0deec6d2 | 1562 | ds_put_format(s, "%stcp%s,", colors.value, colors.end); |
81a76618 | 1563 | } else if (f->nw_proto == IPPROTO_UDP) { |
0deec6d2 | 1564 | ds_put_format(s, "%sudp%s,", colors.value, colors.end); |
0d56eaf2 | 1565 | } else if (f->nw_proto == IPPROTO_SCTP) { |
0deec6d2 | 1566 | ds_put_format(s, "%ssctp%s,", colors.value, colors.end); |
81a76618 | 1567 | } else { |
0deec6d2 | 1568 | ds_put_format(s, "%sip%s,", colors.value, colors.end); |
81a76618 BP |
1569 | skip_proto = false; |
1570 | } | |
1571 | } else { | |
0deec6d2 | 1572 | ds_put_format(s, "%sip%s,", colors.value, colors.end); |
81a76618 | 1573 | } |
3d4b2e6e | 1574 | } else if (dl_type == htons(ETH_TYPE_IPV6)) { |
81a76618 BP |
1575 | if (wc->masks.nw_proto) { |
1576 | skip_proto = true; | |
1577 | if (f->nw_proto == IPPROTO_ICMPV6) { | |
0deec6d2 | 1578 | ds_put_format(s, "%sicmp6%s,", colors.value, colors.end); |
81a76618 | 1579 | } else if (f->nw_proto == IPPROTO_TCP) { |
0deec6d2 | 1580 | ds_put_format(s, "%stcp6%s,", colors.value, colors.end); |
81a76618 | 1581 | } else if (f->nw_proto == IPPROTO_UDP) { |
0deec6d2 | 1582 | ds_put_format(s, "%sudp6%s,", colors.value, colors.end); |
0d56eaf2 | 1583 | } else if (f->nw_proto == IPPROTO_SCTP) { |
0deec6d2 | 1584 | ds_put_format(s, "%ssctp6%s,", colors.value, colors.end); |
81a76618 | 1585 | } else { |
0deec6d2 | 1586 | ds_put_format(s, "%sipv6%s,", colors.value, colors.end); |
81a76618 BP |
1587 | skip_proto = false; |
1588 | } | |
1589 | } else { | |
0deec6d2 | 1590 | ds_put_format(s, "%sipv6%s,", colors.value, colors.end); |
81a76618 | 1591 | } |
3d4b2e6e | 1592 | } else if (dl_type == htons(ETH_TYPE_ARP)) { |
0deec6d2 | 1593 | ds_put_format(s, "%sarp%s,", colors.value, colors.end); |
3d4b2e6e | 1594 | } else if (dl_type == htons(ETH_TYPE_RARP)) { |
0deec6d2 | 1595 | ds_put_format(s, "%srarp%s,", colors.value, colors.end); |
3d4b2e6e | 1596 | } else if (dl_type == htons(ETH_TYPE_MPLS)) { |
0deec6d2 | 1597 | ds_put_format(s, "%smpls%s,", colors.value, colors.end); |
3d4b2e6e | 1598 | } else if (dl_type == htons(ETH_TYPE_MPLS_MCAST)) { |
0deec6d2 | 1599 | ds_put_format(s, "%smplsm%s,", colors.value, colors.end); |
81a76618 BP |
1600 | } else { |
1601 | skip_type = false; | |
1602 | } | |
1603 | } | |
1604 | for (i = 0; i < FLOW_N_REGS; i++) { | |
b60f804e AZ |
1605 | #define REGNAME_LEN 20 |
1606 | char regname[REGNAME_LEN]; | |
1607 | if (snprintf(regname, REGNAME_LEN, "reg%d", i) >= REGNAME_LEN) { | |
1608 | strcpy(regname, "reg?"); | |
81a76618 | 1609 | } |
b60f804e | 1610 | format_uint32_masked(s, regname, f->regs[i], wc->masks.regs[i]); |
81a76618 | 1611 | } |
4fe3445a PS |
1612 | |
1613 | format_flow_tunnel(s, match); | |
1614 | ||
b60f804e AZ |
1615 | format_be64_masked(s, "metadata", f->metadata, wc->masks.metadata); |
1616 | ||
4e022ec0 | 1617 | if (wc->masks.in_port.ofp_port) { |
0deec6d2 | 1618 | ds_put_format(s, "%sin_port=%s", colors.param, colors.end); |
50f96b10 | 1619 | ofputil_format_port(f->in_port.ofp_port, port_map, s); |
576ec803 | 1620 | ds_put_char(s, ','); |
81a76618 | 1621 | } |
f0fb825a EG |
1622 | for (i = 0; i < FLOW_MAX_VLAN_HEADERS; i++) { |
1623 | char str_i[8]; | |
81a76618 | 1624 | |
f0fb825a EG |
1625 | if (!wc->masks.vlans[i].tci) { |
1626 | break; | |
1627 | } | |
1628 | ||
1629 | /* Print VLAN tags as dl_vlan, dl_vlan1, dl_vlan2 ... */ | |
1630 | if (i == 0) { | |
1631 | str_i[0] = '\0'; | |
1632 | } else { | |
1633 | snprintf(str_i, sizeof(str_i), "%d", i); | |
1634 | } | |
1635 | ovs_be16 vid_mask = wc->masks.vlans[i].tci & htons(VLAN_VID_MASK); | |
1636 | ovs_be16 pcp_mask = wc->masks.vlans[i].tci & htons(VLAN_PCP_MASK); | |
1637 | ovs_be16 cfi = wc->masks.vlans[i].tci & htons(VLAN_CFI); | |
1638 | ||
1639 | if (cfi && f->vlans[i].tci & htons(VLAN_CFI) | |
81a76618 BP |
1640 | && (!vid_mask || vid_mask == htons(VLAN_VID_MASK)) |
1641 | && (!pcp_mask || pcp_mask == htons(VLAN_PCP_MASK)) | |
1642 | && (vid_mask || pcp_mask)) { | |
1643 | if (vid_mask) { | |
f0fb825a EG |
1644 | ds_put_format(s, "%sdl_vlan%s=%s%"PRIu16",", |
1645 | colors.param, str_i, colors.end, | |
1646 | vlan_tci_to_vid(f->vlans[i].tci)); | |
81a76618 BP |
1647 | } |
1648 | if (pcp_mask) { | |
f0fb825a EG |
1649 | ds_put_format(s, "%sdl_vlan_pcp%s=%s%d,", |
1650 | colors.param, str_i, colors.end, | |
1651 | vlan_tci_to_pcp(f->vlans[i].tci)); | |
81a76618 | 1652 | } |
f0fb825a EG |
1653 | } else if (wc->masks.vlans[i].tci == htons(0xffff)) { |
1654 | ds_put_format(s, "%svlan_tci%s=%s0x%04"PRIx16",", | |
1655 | colors.param, str_i, colors.end, | |
1656 | ntohs(f->vlans[i].tci)); | |
81a76618 | 1657 | } else { |
f0fb825a EG |
1658 | ds_put_format(s, "%svlan_tci%s=%s0x%04"PRIx16"/0x%04"PRIx16",", |
1659 | colors.param, str_i, colors.end, | |
1660 | ntohs(f->vlans[i].tci), | |
1661 | ntohs(wc->masks.vlans[i].tci)); | |
81a76618 BP |
1662 | } |
1663 | } | |
beb75a40 | 1664 | |
81a76618 BP |
1665 | format_eth_masked(s, "dl_src", f->dl_src, wc->masks.dl_src); |
1666 | format_eth_masked(s, "dl_dst", f->dl_dst, wc->masks.dl_dst); | |
beb75a40 | 1667 | |
81a76618 | 1668 | if (!skip_type && wc->masks.dl_type) { |
0deec6d2 | 1669 | ds_put_format(s, "%sdl_type=%s0x%04"PRIx16",", |
3d4b2e6e | 1670 | colors.param, colors.end, ntohs(dl_type)); |
81a76618 | 1671 | } |
3d4b2e6e | 1672 | if (dl_type == htons(ETH_TYPE_IPV6)) { |
81a76618 BP |
1673 | format_ipv6_netmask(s, "ipv6_src", &f->ipv6_src, &wc->masks.ipv6_src); |
1674 | format_ipv6_netmask(s, "ipv6_dst", &f->ipv6_dst, &wc->masks.ipv6_dst); | |
1675 | if (wc->masks.ipv6_label) { | |
b8266395 | 1676 | if (wc->masks.ipv6_label == OVS_BE32_MAX) { |
0deec6d2 QM |
1677 | ds_put_format(s, "%sipv6_label=%s0x%05"PRIx32",", |
1678 | colors.param, colors.end, | |
81a76618 BP |
1679 | ntohl(f->ipv6_label)); |
1680 | } else { | |
0deec6d2 QM |
1681 | ds_put_format(s, "%sipv6_label=%s0x%05"PRIx32"/0x%05"PRIx32",", |
1682 | colors.param, colors.end, ntohl(f->ipv6_label), | |
81a76618 BP |
1683 | ntohl(wc->masks.ipv6_label)); |
1684 | } | |
1685 | } | |
3d4b2e6e JS |
1686 | } else if (dl_type == htons(ETH_TYPE_ARP) || |
1687 | dl_type == htons(ETH_TYPE_RARP)) { | |
666d0863 MM |
1688 | format_ip_netmask(s, "arp_spa", f->nw_src, wc->masks.nw_src); |
1689 | format_ip_netmask(s, "arp_tpa", f->nw_dst, wc->masks.nw_dst); | |
3d2fbd70 JS |
1690 | } else if (dl_type == htons(ETH_TYPE_NSH)) { |
1691 | format_nsh_masked(s, f, &wc->masks); | |
81a76618 BP |
1692 | } else { |
1693 | format_ip_netmask(s, "nw_src", f->nw_src, wc->masks.nw_src); | |
1694 | format_ip_netmask(s, "nw_dst", f->nw_dst, wc->masks.nw_dst); | |
1695 | } | |
1696 | if (!skip_proto && wc->masks.nw_proto) { | |
3d4b2e6e JS |
1697 | if (dl_type == htons(ETH_TYPE_ARP) || |
1698 | dl_type == htons(ETH_TYPE_RARP)) { | |
0deec6d2 QM |
1699 | ds_put_format(s, "%sarp_op=%s%"PRIu8",", |
1700 | colors.param, colors.end, f->nw_proto); | |
81a76618 | 1701 | } else { |
0deec6d2 QM |
1702 | ds_put_format(s, "%snw_proto=%s%"PRIu8",", |
1703 | colors.param, colors.end, f->nw_proto); | |
81a76618 BP |
1704 | } |
1705 | } | |
3d4b2e6e JS |
1706 | if (dl_type == htons(ETH_TYPE_ARP) || |
1707 | dl_type == htons(ETH_TYPE_RARP)) { | |
81a76618 BP |
1708 | format_eth_masked(s, "arp_sha", f->arp_sha, wc->masks.arp_sha); |
1709 | format_eth_masked(s, "arp_tha", f->arp_tha, wc->masks.arp_tha); | |
1710 | } | |
1711 | if (wc->masks.nw_tos & IP_DSCP_MASK) { | |
fd13c6b5 | 1712 | ds_put_format(s, "%snw_tos=%s%d,", |
0deec6d2 | 1713 | colors.param, colors.end, f->nw_tos & IP_DSCP_MASK); |
81a76618 BP |
1714 | } |
1715 | if (wc->masks.nw_tos & IP_ECN_MASK) { | |
fd13c6b5 | 1716 | ds_put_format(s, "%snw_ecn=%s%d,", |
0deec6d2 | 1717 | colors.param, colors.end, f->nw_tos & IP_ECN_MASK); |
81a76618 BP |
1718 | } |
1719 | if (wc->masks.nw_ttl) { | |
fd13c6b5 | 1720 | ds_put_format(s, "%snw_ttl=%s%d,", |
0deec6d2 | 1721 | colors.param, colors.end, f->nw_ttl); |
81a76618 | 1722 | } |
8bfd0fda | 1723 | if (wc->masks.mpls_lse[0] & htonl(MPLS_LABEL_MASK)) { |
0deec6d2 QM |
1724 | ds_put_format(s, "%smpls_label=%s%"PRIu32",", colors.param, |
1725 | colors.end, mpls_lse_to_label(f->mpls_lse[0])); | |
b02475c5 | 1726 | } |
8bfd0fda | 1727 | if (wc->masks.mpls_lse[0] & htonl(MPLS_TC_MASK)) { |
0deec6d2 | 1728 | ds_put_format(s, "%smpls_tc=%s%"PRIu8",", colors.param, colors.end, |
78c9486d | 1729 | mpls_lse_to_tc(f->mpls_lse[0])); |
b02475c5 | 1730 | } |
8bfd0fda | 1731 | if (wc->masks.mpls_lse[0] & htonl(MPLS_TTL_MASK)) { |
0deec6d2 | 1732 | ds_put_format(s, "%smpls_ttl=%s%"PRIu8",", colors.param, colors.end, |
78c9486d | 1733 | mpls_lse_to_ttl(f->mpls_lse[0])); |
392c30ba | 1734 | } |
8bfd0fda | 1735 | if (wc->masks.mpls_lse[0] & htonl(MPLS_BOS_MASK)) { |
0deec6d2 | 1736 | ds_put_format(s, "%smpls_bos=%s%"PRIu8",", colors.param, colors.end, |
78c9486d | 1737 | mpls_lse_to_bos(f->mpls_lse[0])); |
b02475c5 | 1738 | } |
8bfd0fda BP |
1739 | format_be32_masked(s, "mpls_lse1", f->mpls_lse[1], wc->masks.mpls_lse[1]); |
1740 | format_be32_masked(s, "mpls_lse2", f->mpls_lse[2], wc->masks.mpls_lse[2]); | |
1741 | ||
81a76618 BP |
1742 | switch (wc->masks.nw_frag) { |
1743 | case FLOW_NW_FRAG_ANY | FLOW_NW_FRAG_LATER: | |
0deec6d2 | 1744 | ds_put_format(s, "%snw_frag=%s%s,", colors.param, colors.end, |
81a76618 BP |
1745 | f->nw_frag & FLOW_NW_FRAG_ANY |
1746 | ? (f->nw_frag & FLOW_NW_FRAG_LATER ? "later" : "first") | |
1747 | : (f->nw_frag & FLOW_NW_FRAG_LATER ? "<error>" : "no")); | |
1748 | break; | |
1749 | ||
1750 | case FLOW_NW_FRAG_ANY: | |
0deec6d2 | 1751 | ds_put_format(s, "%snw_frag=%s%s,", colors.param, colors.end, |
81a76618 BP |
1752 | f->nw_frag & FLOW_NW_FRAG_ANY ? "yes" : "no"); |
1753 | break; | |
1754 | ||
1755 | case FLOW_NW_FRAG_LATER: | |
0deec6d2 | 1756 | ds_put_format(s, "%snw_frag=%s%s,", colors.param, colors.end, |
81a76618 BP |
1757 | f->nw_frag & FLOW_NW_FRAG_LATER ? "later" : "not_later"); |
1758 | break; | |
1759 | } | |
3d4b2e6e | 1760 | if (dl_type == htons(ETH_TYPE_IP) && |
19564d20 | 1761 | f->nw_proto == IPPROTO_ICMP) { |
81a76618 BP |
1762 | format_be16_masked(s, "icmp_type", f->tp_src, wc->masks.tp_src); |
1763 | format_be16_masked(s, "icmp_code", f->tp_dst, wc->masks.tp_dst); | |
3d4b2e6e | 1764 | } else if (dl_type == htons(ETH_TYPE_IP) && |
0e612675 FL |
1765 | f->nw_proto == IPPROTO_IGMP) { |
1766 | format_be16_masked(s, "igmp_type", f->tp_src, wc->masks.tp_src); | |
1767 | format_be16_masked(s, "igmp_code", f->tp_dst, wc->masks.tp_dst); | |
3d4b2e6e | 1768 | } else if (dl_type == htons(ETH_TYPE_IPV6) && |
19564d20 | 1769 | f->nw_proto == IPPROTO_ICMPV6) { |
81a76618 BP |
1770 | format_be16_masked(s, "icmp_type", f->tp_src, wc->masks.tp_src); |
1771 | format_be16_masked(s, "icmp_code", f->tp_dst, wc->masks.tp_dst); | |
1772 | format_ipv6_netmask(s, "nd_target", &f->nd_target, | |
1773 | &wc->masks.nd_target); | |
1774 | format_eth_masked(s, "nd_sll", f->arp_sha, wc->masks.arp_sha); | |
1775 | format_eth_masked(s, "nd_tll", f->arp_tha, wc->masks.arp_tha); | |
9b2b8497 VDA |
1776 | if (wc->masks.igmp_group_ip4) { |
1777 | format_be32_masked(s,"nd_reserved", f->igmp_group_ip4, | |
1778 | wc->masks.igmp_group_ip4); | |
1779 | } | |
1780 | if (wc->masks.tcp_flags) { | |
1781 | format_be16_masked(s,"nd_options_type", f->tcp_flags, | |
1782 | wc->masks.tcp_flags); | |
1783 | } | |
1f6d8197 | 1784 | } else { |
81a76618 BP |
1785 | format_be16_masked(s, "tp_src", f->tp_src, wc->masks.tp_src); |
1786 | format_be16_masked(s, "tp_dst", f->tp_dst, wc->masks.tp_dst); | |
1787 | } | |
dc235f7f | 1788 | if (is_ip_any(f) && f->nw_proto == IPPROTO_TCP && wc->masks.tcp_flags) { |
8e4c1621 JG |
1789 | format_flags_masked(s, "tcp_flags", packet_tcp_flag_to_string, |
1790 | ntohs(f->tcp_flags), TCP_FLAGS(wc->masks.tcp_flags), | |
1791 | TCP_FLAGS(OVS_BE16_MAX)); | |
dc235f7f | 1792 | } |
81a76618 | 1793 | |
41f562be SH |
1794 | if (s->length > start_len) { |
1795 | ds_chomp(s, ','); | |
81a76618 BP |
1796 | } |
1797 | } | |
1798 | ||
1799 | /* Converts 'match' to a string and returns the string. If 'priority' is | |
50f96b10 BP |
1800 | * different from OFP_DEFAULT_PRIORITY, includes it in the string. If |
1801 | * 'port_map' is nonnull, uses it to translate port numbers to names in | |
1802 | * output. The caller must free the string (with free()). */ | |
81a76618 | 1803 | char * |
50f96b10 BP |
1804 | match_to_string(const struct match *match, |
1805 | const struct ofputil_port_map *port_map, int priority) | |
81a76618 BP |
1806 | { |
1807 | struct ds s = DS_EMPTY_INITIALIZER; | |
50f96b10 | 1808 | match_format(match, port_map, &s, priority); |
81a76618 BP |
1809 | return ds_steal_cstr(&s); |
1810 | } | |
1811 | ||
1812 | void | |
50f96b10 BP |
1813 | match_print(const struct match *match, |
1814 | const struct ofputil_port_map *port_map) | |
81a76618 | 1815 | { |
50f96b10 | 1816 | char *s = match_to_string(match, port_map, OFP_DEFAULT_PRIORITY); |
81a76618 BP |
1817 | puts(s); |
1818 | free(s); | |
1819 | } | |
5cb7a798 BP |
1820 | \f |
1821 | /* Initializes 'dst' as a copy of 'src'. The caller must eventually free 'dst' | |
1822 | * with minimatch_destroy(). */ | |
1823 | void | |
1824 | minimatch_init(struct minimatch *dst, const struct match *src) | |
1825 | { | |
ceb3bd67 JR |
1826 | struct miniflow tmp; |
1827 | ||
1828 | miniflow_map_init(&tmp, &src->wc.masks); | |
1829 | /* Allocate two consecutive miniflows. */ | |
1830 | miniflow_alloc(dst->flows, 2, &tmp); | |
1831 | miniflow_init(dst->flow, &src->flow); | |
1832 | minimask_init(dst->mask, &src->wc); | |
1f7270d7 BP |
1833 | |
1834 | dst->tun_md = tun_metadata_allocation_clone(&src->tun_md); | |
5cb7a798 BP |
1835 | } |
1836 | ||
1dc1ec24 BP |
1837 | /* Initializes 'match' as a "catch-all" match that matches every packet. */ |
1838 | void | |
1839 | minimatch_init_catchall(struct minimatch *match) | |
1840 | { | |
1841 | match->flows[0] = xcalloc(2, sizeof *match->flow); | |
1842 | match->flows[1] = match->flows[0] + 1; | |
1843 | match->tun_md = NULL; | |
1844 | } | |
1845 | ||
5cb7a798 BP |
1846 | /* Initializes 'dst' as a copy of 'src'. The caller must eventually free 'dst' |
1847 | * with minimatch_destroy(). */ | |
1848 | void | |
1849 | minimatch_clone(struct minimatch *dst, const struct minimatch *src) | |
1850 | { | |
ceb3bd67 JR |
1851 | /* Allocate two consecutive miniflows. */ |
1852 | size_t data_size = miniflow_alloc(dst->flows, 2, &src->mask->masks); | |
1853 | ||
09b0fa9c JR |
1854 | memcpy(miniflow_values(dst->flow), |
1855 | miniflow_get_values(src->flow), data_size); | |
1856 | memcpy(miniflow_values(&dst->mask->masks), | |
1857 | miniflow_get_values(&src->mask->masks), data_size); | |
1f7270d7 | 1858 | dst->tun_md = tun_metadata_allocation_clone(src->tun_md); |
5cb7a798 BP |
1859 | } |
1860 | ||
b2c1f00b BP |
1861 | /* Initializes 'dst' with the data in 'src', destroying 'src'. The caller must |
1862 | * eventually free 'dst' with minimatch_destroy(). */ | |
1863 | void | |
1864 | minimatch_move(struct minimatch *dst, struct minimatch *src) | |
1865 | { | |
8fd47924 JR |
1866 | dst->flow = src->flow; |
1867 | dst->mask = src->mask; | |
1f7270d7 | 1868 | dst->tun_md = src->tun_md; |
b2c1f00b BP |
1869 | } |
1870 | ||
5cb7a798 BP |
1871 | /* Frees any memory owned by 'match'. Does not free the storage in which |
1872 | * 'match' itself resides; the caller is responsible for that. */ | |
1873 | void | |
1874 | minimatch_destroy(struct minimatch *match) | |
1875 | { | |
8fd47924 | 1876 | free(match->flow); |
1f7270d7 | 1877 | free(match->tun_md); |
5cb7a798 BP |
1878 | } |
1879 | ||
1880 | /* Initializes 'dst' as a copy of 'src'. */ | |
1881 | void | |
1882 | minimatch_expand(const struct minimatch *src, struct match *dst) | |
1883 | { | |
8fd47924 JR |
1884 | miniflow_expand(src->flow, &dst->flow); |
1885 | minimask_expand(src->mask, &dst->wc); | |
1f7270d7 | 1886 | tun_metadata_allocation_copy(&dst->tun_md, src->tun_md); |
5cb7a798 BP |
1887 | } |
1888 | ||
1889 | /* Returns true if 'a' and 'b' match the same packets, false otherwise. */ | |
1890 | bool | |
1891 | minimatch_equal(const struct minimatch *a, const struct minimatch *b) | |
1892 | { | |
8fd47924 JR |
1893 | return minimask_equal(a->mask, b->mask) |
1894 | && miniflow_equal(a->flow, b->flow); | |
5cb7a798 BP |
1895 | } |
1896 | ||
1dc1ec24 BP |
1897 | /* Returns a hash value for the flow and wildcards in 'match', starting from |
1898 | * 'basis'. */ | |
1899 | uint32_t | |
1900 | minimatch_hash(const struct minimatch *match, uint32_t basis) | |
1901 | { | |
1902 | size_t n_values = miniflow_n_values(match->flow); | |
1903 | size_t flow_size = sizeof *match->flow + MINIFLOW_VALUES_SIZE(n_values); | |
1904 | return hash_bytes(match->flow, 2 * flow_size, basis); | |
1905 | } | |
1906 | ||
df40c152 BP |
1907 | /* Returns true if 'target' satisifies 'match', that is, if each bit for which |
1908 | * 'match' specifies a particular value has the correct value in 'target'. | |
1909 | * | |
1910 | * This function is equivalent to miniflow_equal_flow_in_minimask(&match->flow, | |
1911 | * target, &match->mask) but it is faster because of the invariant that | |
1912 | * match->flow.map and match->mask.map are the same. */ | |
1913 | bool | |
1914 | minimatch_matches_flow(const struct minimatch *match, | |
1915 | const struct flow *target) | |
1916 | { | |
09b0fa9c JR |
1917 | const uint64_t *flowp = miniflow_get_values(match->flow); |
1918 | const uint64_t *maskp = miniflow_get_values(&match->mask->masks); | |
361d808d | 1919 | size_t idx; |
df40c152 | 1920 | |
5fcff47b JR |
1921 | FLOWMAP_FOR_EACH_INDEX(idx, match->flow->map) { |
1922 | if ((*flowp++ ^ flow_u64_value(target, idx)) & *maskp++) { | |
080e28d0 | 1923 | return false; |
df40c152 | 1924 | } |
df40c152 BP |
1925 | } |
1926 | ||
1927 | return true; | |
1928 | } | |
1929 | ||
5cb7a798 | 1930 | /* Appends a string representation of 'match' to 's'. If 'priority' is |
50f96b10 BP |
1931 | * different from OFP_DEFAULT_PRIORITY, includes it in 's'. If 'port_map' is |
1932 | * nonnull, uses it to translate port numbers to names in output. */ | |
5cb7a798 | 1933 | void |
8d8ab6c2 | 1934 | minimatch_format(const struct minimatch *match, |
50f96b10 BP |
1935 | const struct tun_table *tun_table, |
1936 | const struct ofputil_port_map *port_map, | |
1937 | struct ds *s, int priority) | |
5cb7a798 BP |
1938 | { |
1939 | struct match megamatch; | |
1940 | ||
1941 | minimatch_expand(match, &megamatch); | |
8d8ab6c2 JG |
1942 | megamatch.flow.tunnel.metadata.tab = tun_table; |
1943 | ||
50f96b10 | 1944 | match_format(&megamatch, port_map, s, priority); |
5cb7a798 BP |
1945 | } |
1946 | ||
1947 | /* Converts 'match' to a string and returns the string. If 'priority' is | |
1948 | * different from OFP_DEFAULT_PRIORITY, includes it in the string. The caller | |
50f96b10 BP |
1949 | * must free the string (with free()). If 'port_map' is nonnull, uses it to |
1950 | * translate port numbers to names in output. */ | |
5cb7a798 | 1951 | char * |
50f96b10 BP |
1952 | minimatch_to_string(const struct minimatch *match, |
1953 | const struct ofputil_port_map *port_map, int priority) | |
5cb7a798 BP |
1954 | { |
1955 | struct match megamatch; | |
1956 | ||
1957 | minimatch_expand(match, &megamatch); | |
50f96b10 | 1958 | return match_to_string(&megamatch, port_map, priority); |
5cb7a798 | 1959 | } |
1dc1ec24 BP |
1960 | |
1961 | static bool | |
1962 | minimatch_has_default_recirc_id(const struct minimatch *m) | |
1963 | { | |
1964 | uint32_t flow_recirc_id = miniflow_get_recirc_id(m->flow); | |
1965 | uint32_t mask_recirc_id = miniflow_get_recirc_id(&m->mask->masks); | |
1966 | return flow_recirc_id == 0 && (mask_recirc_id == UINT32_MAX || | |
1967 | mask_recirc_id == 0); | |
1968 | } | |
1969 | ||
1970 | static bool | |
1971 | minimatch_has_default_dp_hash(const struct minimatch *m) | |
1972 | { | |
1973 | return (!miniflow_get_dp_hash(m->flow) | |
1974 | && !miniflow_get_dp_hash(&m->mask->masks)); | |
1975 | } | |
1976 | ||
1977 | /* Return true if the hidden fields of the match are set to the default values. | |
1978 | * The default values equals to those set up by match_init_hidden_fields(). */ | |
1979 | bool | |
1980 | minimatch_has_default_hidden_fields(const struct minimatch *m) | |
1981 | { | |
1982 | return (minimatch_has_default_recirc_id(m) | |
1983 | && minimatch_has_default_dp_hash(m)); | |
1984 | } |