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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" |
f4248336 | 24 | #include "openvswitch/ofp-util.h" |
81a76618 | 25 | #include "packets.h" |
9558d2a5 | 26 | #include "tun-metadata.h" |
81a76618 BP |
27 | |
28 | /* Converts the flow in 'flow' into a match in 'match', with the given | |
29 | * 'wildcards'. */ | |
30 | void | |
31 | match_init(struct match *match, | |
32 | const struct flow *flow, const struct flow_wildcards *wc) | |
33 | { | |
34 | match->flow = *flow; | |
35 | match->wc = *wc; | |
36 | match_zero_wildcarded_fields(match); | |
9558d2a5 | 37 | memset(&match->tun_md, 0, sizeof match->tun_md); |
81a76618 BP |
38 | } |
39 | ||
aa6c9932 MM |
40 | /* Converts a flow into a match. It sets the wildcard masks based on |
41 | * the packet contents. It will not set the mask for fields that do not | |
42 | * make sense for the packet type. */ | |
43 | void | |
44 | match_wc_init(struct match *match, const struct flow *flow) | |
45 | { | |
aa6c9932 | 46 | match->flow = *flow; |
aa6c9932 | 47 | |
78c9486d JR |
48 | flow_wildcards_init_for_packet(&match->wc, flow); |
49 | WC_MASK_FIELD(&match->wc, regs); | |
50 | WC_MASK_FIELD(&match->wc, metadata); | |
9558d2a5 JG |
51 | |
52 | memset(&match->tun_md, 0, sizeof match->tun_md); | |
aa6c9932 MM |
53 | } |
54 | ||
81a76618 BP |
55 | /* Initializes 'match' as a "catch-all" match that matches every packet. */ |
56 | void | |
57 | match_init_catchall(struct match *match) | |
58 | { | |
59 | memset(&match->flow, 0, sizeof match->flow); | |
60 | flow_wildcards_init_catchall(&match->wc); | |
9558d2a5 | 61 | memset(&match->tun_md, 0, sizeof match->tun_md); |
81a76618 BP |
62 | } |
63 | ||
64 | /* For each bit or field wildcarded in 'match', sets the corresponding bit or | |
65 | * field in 'flow' to all-0-bits. It is important to maintain this invariant | |
66 | * in a match that might be inserted into a classifier. | |
67 | * | |
68 | * It is never necessary to call this function directly for a match that is | |
69 | * initialized or modified only by match_*() functions. It is useful to | |
70 | * restore the invariant in a match whose 'wc' member is modified by hand. | |
71 | */ | |
72 | void | |
73 | match_zero_wildcarded_fields(struct match *match) | |
74 | { | |
75 | flow_zero_wildcards(&match->flow, &match->wc); | |
76 | } | |
77 | ||
a79f29f2 AZ |
78 | void |
79 | match_set_dp_hash(struct match *match, uint32_t value) | |
80 | { | |
81 | match_set_dp_hash_masked(match, value, UINT32_MAX); | |
82 | } | |
83 | ||
84 | void | |
85 | match_set_dp_hash_masked(struct match *match, uint32_t value, uint32_t mask) | |
86 | { | |
87 | match->wc.masks.dp_hash = mask; | |
88 | match->flow.dp_hash = value & mask; | |
89 | } | |
90 | ||
91 | void | |
92 | match_set_recirc_id(struct match *match, uint32_t value) | |
93 | { | |
94 | match->flow.recirc_id = value; | |
95 | match->wc.masks.recirc_id = UINT32_MAX; | |
96 | } | |
97 | ||
18080541 BP |
98 | void |
99 | match_set_conj_id(struct match *match, uint32_t value) | |
100 | { | |
101 | match->flow.conj_id = value; | |
102 | match->wc.masks.conj_id = UINT32_MAX; | |
103 | } | |
104 | ||
81a76618 BP |
105 | void |
106 | match_set_reg(struct match *match, unsigned int reg_idx, uint32_t value) | |
107 | { | |
108 | match_set_reg_masked(match, reg_idx, value, UINT32_MAX); | |
109 | } | |
110 | ||
111 | void | |
112 | match_set_reg_masked(struct match *match, unsigned int reg_idx, | |
113 | uint32_t value, uint32_t mask) | |
114 | { | |
cb22974d | 115 | ovs_assert(reg_idx < FLOW_N_REGS); |
81a76618 BP |
116 | flow_wildcards_set_reg_mask(&match->wc, reg_idx, mask); |
117 | match->flow.regs[reg_idx] = value & mask; | |
118 | } | |
119 | ||
79fe0f46 BP |
120 | void |
121 | match_set_xreg(struct match *match, unsigned int xreg_idx, uint64_t value) | |
122 | { | |
123 | match_set_xreg_masked(match, xreg_idx, value, UINT64_MAX); | |
124 | } | |
125 | ||
126 | void | |
127 | match_set_xreg_masked(struct match *match, unsigned int xreg_idx, | |
128 | uint64_t value, uint64_t mask) | |
129 | { | |
130 | ovs_assert(xreg_idx < FLOW_N_XREGS); | |
131 | flow_wildcards_set_xreg_mask(&match->wc, xreg_idx, mask); | |
132 | flow_set_xreg(&match->flow, xreg_idx, value & mask); | |
133 | } | |
134 | ||
b23ada8e JP |
135 | void |
136 | match_set_xxreg(struct match *match, unsigned int xxreg_idx, ovs_u128 value) | |
137 | { | |
138 | match_set_xxreg_masked(match, xxreg_idx, value, OVS_U128_MAX); | |
139 | } | |
140 | ||
141 | void | |
142 | match_set_xxreg_masked(struct match *match, unsigned int xxreg_idx, | |
143 | ovs_u128 value, ovs_u128 mask) | |
144 | { | |
145 | ovs_assert(xxreg_idx < FLOW_N_XXREGS); | |
146 | flow_wildcards_set_xxreg_mask(&match->wc, xxreg_idx, mask); | |
147 | flow_set_xxreg(&match->flow, xxreg_idx, ovs_u128_and(value, mask)); | |
148 | } | |
149 | ||
c61f3870 BP |
150 | void |
151 | match_set_actset_output(struct match *match, ofp_port_t actset_output) | |
152 | { | |
153 | match->wc.masks.actset_output = u16_to_ofp(UINT16_MAX); | |
154 | match->flow.actset_output = actset_output; | |
155 | } | |
156 | ||
81a76618 BP |
157 | void |
158 | match_set_metadata(struct match *match, ovs_be64 metadata) | |
159 | { | |
b8266395 | 160 | match_set_metadata_masked(match, metadata, OVS_BE64_MAX); |
81a76618 BP |
161 | } |
162 | ||
163 | void | |
164 | match_set_metadata_masked(struct match *match, | |
165 | ovs_be64 metadata, ovs_be64 mask) | |
166 | { | |
167 | match->wc.masks.metadata = mask; | |
168 | match->flow.metadata = metadata & mask; | |
169 | } | |
170 | ||
171 | void | |
172 | match_set_tun_id(struct match *match, ovs_be64 tun_id) | |
173 | { | |
b8266395 | 174 | match_set_tun_id_masked(match, tun_id, OVS_BE64_MAX); |
81a76618 BP |
175 | } |
176 | ||
177 | void | |
178 | match_set_tun_id_masked(struct match *match, ovs_be64 tun_id, ovs_be64 mask) | |
179 | { | |
296e07ac JG |
180 | match->wc.masks.tunnel.tun_id = mask; |
181 | match->flow.tunnel.tun_id = tun_id & mask; | |
81a76618 BP |
182 | } |
183 | ||
4fe3445a PS |
184 | void |
185 | match_set_tun_src(struct match *match, ovs_be32 src) | |
186 | { | |
b8266395 | 187 | match_set_tun_src_masked(match, src, OVS_BE32_MAX); |
4fe3445a PS |
188 | } |
189 | ||
190 | void | |
191 | match_set_tun_src_masked(struct match *match, ovs_be32 src, ovs_be32 mask) | |
192 | { | |
193 | match->wc.masks.tunnel.ip_src = mask; | |
194 | match->flow.tunnel.ip_src = src & mask; | |
195 | } | |
196 | ||
197 | void | |
198 | match_set_tun_dst(struct match *match, ovs_be32 dst) | |
199 | { | |
b8266395 | 200 | match_set_tun_dst_masked(match, dst, OVS_BE32_MAX); |
4fe3445a PS |
201 | } |
202 | ||
203 | void | |
204 | match_set_tun_dst_masked(struct match *match, ovs_be32 dst, ovs_be32 mask) | |
205 | { | |
206 | match->wc.masks.tunnel.ip_dst = mask; | |
207 | match->flow.tunnel.ip_dst = dst & mask; | |
208 | } | |
209 | ||
ffe4c74f JB |
210 | void |
211 | match_set_tun_ipv6_src(struct match *match, const struct in6_addr *src) | |
212 | { | |
213 | match->flow.tunnel.ipv6_src = *src; | |
214 | match->wc.masks.tunnel.ipv6_src = in6addr_exact; | |
215 | } | |
216 | ||
217 | void | |
218 | match_set_tun_ipv6_src_masked(struct match *match, const struct in6_addr *src, | |
219 | const struct in6_addr *mask) | |
220 | { | |
221 | match->flow.tunnel.ipv6_src = ipv6_addr_bitand(src, mask); | |
222 | match->wc.masks.tunnel.ipv6_src = *mask; | |
223 | } | |
224 | ||
225 | void | |
226 | match_set_tun_ipv6_dst(struct match *match, const struct in6_addr *dst) | |
227 | { | |
228 | match->flow.tunnel.ipv6_dst = *dst; | |
229 | match->wc.masks.tunnel.ipv6_dst = in6addr_exact; | |
230 | } | |
231 | ||
232 | void | |
233 | match_set_tun_ipv6_dst_masked(struct match *match, const struct in6_addr *dst, | |
234 | const struct in6_addr *mask) | |
235 | { | |
236 | match->flow.tunnel.ipv6_dst = ipv6_addr_bitand(dst, mask); | |
237 | match->wc.masks.tunnel.ipv6_dst = *mask; | |
238 | } | |
239 | ||
4fe3445a PS |
240 | void |
241 | match_set_tun_ttl(struct match *match, uint8_t ttl) | |
242 | { | |
243 | match_set_tun_ttl_masked(match, ttl, UINT8_MAX); | |
244 | } | |
245 | ||
246 | void | |
247 | match_set_tun_ttl_masked(struct match *match, uint8_t ttl, uint8_t mask) | |
248 | { | |
249 | match->wc.masks.tunnel.ip_ttl = mask; | |
250 | match->flow.tunnel.ip_ttl = ttl & mask; | |
251 | } | |
252 | ||
253 | void | |
254 | match_set_tun_tos(struct match *match, uint8_t tos) | |
255 | { | |
256 | match_set_tun_tos_masked(match, tos, UINT8_MAX); | |
257 | } | |
258 | ||
259 | void | |
260 | match_set_tun_tos_masked(struct match *match, uint8_t tos, uint8_t mask) | |
261 | { | |
262 | match->wc.masks.tunnel.ip_tos = mask; | |
263 | match->flow.tunnel.ip_tos = tos & mask; | |
264 | } | |
265 | ||
266 | void | |
267 | match_set_tun_flags(struct match *match, uint16_t flags) | |
268 | { | |
269 | match_set_tun_flags_masked(match, flags, UINT16_MAX); | |
270 | } | |
271 | ||
272 | void | |
273 | match_set_tun_flags_masked(struct match *match, uint16_t flags, uint16_t mask) | |
274 | { | |
b666962b JG |
275 | mask &= FLOW_TNL_PUB_F_MASK; |
276 | ||
4fe3445a PS |
277 | match->wc.masks.tunnel.flags = mask; |
278 | match->flow.tunnel.flags = flags & mask; | |
279 | } | |
280 | ||
ac6073e3 MC |
281 | void |
282 | match_set_tun_gbp_id_masked(struct match *match, ovs_be16 gbp_id, ovs_be16 mask) | |
283 | { | |
284 | match->wc.masks.tunnel.gbp_id = mask; | |
285 | match->flow.tunnel.gbp_id = gbp_id & mask; | |
286 | } | |
287 | ||
288 | void | |
289 | match_set_tun_gbp_id(struct match *match, ovs_be16 gbp_id) | |
290 | { | |
291 | match_set_tun_gbp_id_masked(match, gbp_id, OVS_BE16_MAX); | |
292 | } | |
293 | ||
294 | void | |
295 | match_set_tun_gbp_flags_masked(struct match *match, uint8_t flags, uint8_t mask) | |
296 | { | |
297 | match->wc.masks.tunnel.gbp_flags = mask; | |
298 | match->flow.tunnel.gbp_flags = flags & mask; | |
299 | } | |
300 | ||
301 | void | |
302 | match_set_tun_gbp_flags(struct match *match, uint8_t flags) | |
303 | { | |
304 | match_set_tun_gbp_flags_masked(match, flags, UINT8_MAX); | |
305 | } | |
306 | ||
81a76618 | 307 | void |
4e022ec0 | 308 | match_set_in_port(struct match *match, ofp_port_t ofp_port) |
81a76618 | 309 | { |
4e022ec0 AW |
310 | match->wc.masks.in_port.ofp_port = u16_to_ofp(UINT16_MAX); |
311 | match->flow.in_port.ofp_port = ofp_port; | |
81a76618 BP |
312 | } |
313 | ||
1b567fb9 AA |
314 | void |
315 | match_set_skb_priority(struct match *match, uint32_t skb_priority) | |
316 | { | |
317 | match->wc.masks.skb_priority = UINT32_MAX; | |
318 | match->flow.skb_priority = skb_priority; | |
319 | } | |
320 | ||
321 | void | |
1362e248 | 322 | match_set_pkt_mark(struct match *match, uint32_t pkt_mark) |
1b567fb9 | 323 | { |
ac923e91 JG |
324 | match_set_pkt_mark_masked(match, pkt_mark, UINT32_MAX); |
325 | } | |
326 | ||
327 | void | |
328 | match_set_pkt_mark_masked(struct match *match, uint32_t pkt_mark, uint32_t mask) | |
329 | { | |
330 | match->flow.pkt_mark = pkt_mark & mask; | |
331 | match->wc.masks.pkt_mark = mask; | |
1b567fb9 AA |
332 | } |
333 | ||
07659514 JS |
334 | void |
335 | match_set_ct_state(struct match *match, uint32_t ct_state) | |
336 | { | |
337 | match_set_ct_state_masked(match, ct_state, UINT32_MAX); | |
338 | } | |
339 | ||
340 | void | |
341 | match_set_ct_state_masked(struct match *match, uint32_t ct_state, uint32_t mask) | |
342 | { | |
2a28ccc8 JR |
343 | match->flow.ct_state = ct_state & mask & UINT8_MAX; |
344 | match->wc.masks.ct_state = mask & UINT8_MAX; | |
07659514 JS |
345 | } |
346 | ||
347 | void | |
348 | match_set_ct_zone(struct match *match, uint16_t ct_zone) | |
349 | { | |
350 | match->flow.ct_zone = ct_zone; | |
351 | match->wc.masks.ct_zone = UINT16_MAX; | |
352 | } | |
353 | ||
8e53fe8c JS |
354 | void |
355 | match_set_ct_mark(struct match *match, uint32_t ct_mark) | |
356 | { | |
357 | match_set_ct_mark_masked(match, ct_mark, UINT32_MAX); | |
358 | } | |
359 | ||
360 | void | |
361 | match_set_ct_mark_masked(struct match *match, uint32_t ct_mark, | |
362 | uint32_t mask) | |
363 | { | |
364 | match->flow.ct_mark = ct_mark & mask; | |
365 | match->wc.masks.ct_mark = mask; | |
366 | } | |
367 | ||
9daf2348 JS |
368 | void |
369 | match_set_ct_label(struct match *match, ovs_u128 ct_label) | |
370 | { | |
371 | ovs_u128 mask; | |
372 | ||
373 | mask.u64.lo = UINT64_MAX; | |
374 | mask.u64.hi = UINT64_MAX; | |
375 | match_set_ct_label_masked(match, ct_label, mask); | |
376 | } | |
377 | ||
378 | void | |
379 | match_set_ct_label_masked(struct match *match, ovs_u128 value, ovs_u128 mask) | |
380 | { | |
381 | match->flow.ct_label.u64.lo = value.u64.lo & mask.u64.lo; | |
382 | match->flow.ct_label.u64.hi = value.u64.hi & mask.u64.hi; | |
383 | match->wc.masks.ct_label = mask; | |
384 | } | |
385 | ||
daf4d3c1 JR |
386 | void |
387 | match_set_ct_nw_src(struct match *match, ovs_be32 ct_nw_src) | |
388 | { | |
389 | match->flow.ct_nw_src = ct_nw_src; | |
390 | match->wc.masks.ct_nw_src = OVS_BE32_MAX; | |
391 | } | |
392 | ||
393 | void | |
394 | match_set_ct_nw_src_masked(struct match *match, ovs_be32 ct_nw_src, | |
395 | ovs_be32 mask) | |
396 | { | |
397 | match->flow.ct_nw_src = ct_nw_src & mask; | |
398 | match->wc.masks.ct_nw_src = mask; | |
399 | } | |
400 | ||
401 | void | |
402 | match_set_ct_nw_dst(struct match *match, ovs_be32 ct_nw_dst) | |
403 | { | |
404 | match->flow.ct_nw_dst = ct_nw_dst; | |
405 | match->wc.masks.ct_nw_dst = OVS_BE32_MAX; | |
406 | } | |
407 | ||
408 | void | |
409 | match_set_ct_nw_dst_masked(struct match *match, ovs_be32 ct_nw_dst, | |
410 | ovs_be32 mask) | |
411 | { | |
412 | match->flow.ct_nw_dst = ct_nw_dst & mask; | |
413 | match->wc.masks.ct_nw_dst = mask; | |
414 | } | |
415 | ||
416 | void | |
417 | match_set_ct_nw_proto(struct match *match, uint8_t ct_nw_proto) | |
418 | { | |
419 | match->flow.ct_nw_proto = ct_nw_proto; | |
420 | match->wc.masks.ct_nw_proto = UINT8_MAX; | |
421 | } | |
422 | ||
423 | void | |
424 | match_set_ct_tp_src(struct match *match, ovs_be16 ct_tp_src) | |
425 | { | |
426 | match_set_ct_tp_src_masked(match, ct_tp_src, OVS_BE16_MAX); | |
427 | } | |
428 | ||
429 | void | |
430 | match_set_ct_tp_src_masked(struct match *match, ovs_be16 port, ovs_be16 mask) | |
431 | { | |
432 | match->flow.ct_tp_src = port & mask; | |
433 | match->wc.masks.ct_tp_src = mask; | |
434 | } | |
435 | ||
436 | void | |
437 | match_set_ct_tp_dst(struct match *match, ovs_be16 ct_tp_dst) | |
438 | { | |
439 | match_set_ct_tp_dst_masked(match, ct_tp_dst, OVS_BE16_MAX); | |
440 | } | |
441 | ||
442 | void | |
443 | match_set_ct_tp_dst_masked(struct match *match, ovs_be16 port, ovs_be16 mask) | |
444 | { | |
445 | match->flow.ct_tp_dst = port & mask; | |
446 | match->wc.masks.ct_tp_dst = mask; | |
447 | } | |
448 | ||
449 | void | |
450 | match_set_ct_ipv6_src(struct match *match, const struct in6_addr *src) | |
451 | { | |
452 | match->flow.ct_ipv6_src = *src; | |
453 | match->wc.masks.ct_ipv6_src = in6addr_exact; | |
454 | } | |
455 | ||
456 | void | |
457 | match_set_ct_ipv6_src_masked(struct match *match, const struct in6_addr *src, | |
458 | const struct in6_addr *mask) | |
459 | { | |
460 | match->flow.ct_ipv6_src = ipv6_addr_bitand(src, mask); | |
461 | match->wc.masks.ct_ipv6_src = *mask; | |
462 | } | |
463 | ||
464 | void | |
465 | match_set_ct_ipv6_dst(struct match *match, const struct in6_addr *dst) | |
466 | { | |
467 | match->flow.ct_ipv6_dst = *dst; | |
468 | match->wc.masks.ct_ipv6_dst = in6addr_exact; | |
469 | } | |
470 | ||
471 | void | |
472 | match_set_ct_ipv6_dst_masked(struct match *match, const struct in6_addr *dst, | |
473 | const struct in6_addr *mask) | |
474 | { | |
475 | match->flow.ct_ipv6_dst = ipv6_addr_bitand(dst, mask); | |
476 | match->wc.masks.ct_ipv6_dst = *mask; | |
477 | } | |
478 | ||
81a76618 BP |
479 | void |
480 | match_set_dl_type(struct match *match, ovs_be16 dl_type) | |
481 | { | |
b8266395 | 482 | match->wc.masks.dl_type = OVS_BE16_MAX; |
81a76618 BP |
483 | match->flow.dl_type = dl_type; |
484 | } | |
485 | ||
486 | /* Modifies 'value_src' so that the Ethernet address must match 'value_dst' | |
487 | * exactly. 'mask_dst' is set to all 1s. */ | |
488 | static void | |
74ff3298 JR |
489 | set_eth(const struct eth_addr value_src, |
490 | struct eth_addr *value_dst, | |
491 | struct eth_addr *mask_dst) | |
81a76618 | 492 | { |
74ff3298 JR |
493 | *value_dst = value_src; |
494 | *mask_dst = eth_addr_exact; | |
81a76618 BP |
495 | } |
496 | ||
497 | /* Modifies 'value_src' so that the Ethernet address must match 'value_src' | |
498 | * after each byte is ANDed with the appropriate byte in 'mask_src'. | |
499 | * 'mask_dst' is set to 'mask_src' */ | |
500 | static void | |
74ff3298 JR |
501 | set_eth_masked(const struct eth_addr value_src, |
502 | const struct eth_addr mask_src, | |
503 | struct eth_addr *value_dst, struct eth_addr *mask_dst) | |
81a76618 BP |
504 | { |
505 | size_t i; | |
506 | ||
74ff3298 JR |
507 | for (i = 0; i < ARRAY_SIZE(value_dst->be16); i++) { |
508 | value_dst->be16[i] = value_src.be16[i] & mask_src.be16[i]; | |
81a76618 | 509 | } |
74ff3298 | 510 | *mask_dst = mask_src; |
81a76618 BP |
511 | } |
512 | ||
513 | /* Modifies 'rule' so that the source Ethernet address must match 'dl_src' | |
514 | * exactly. */ | |
515 | void | |
74ff3298 | 516 | match_set_dl_src(struct match *match, const struct eth_addr dl_src) |
81a76618 | 517 | { |
74ff3298 | 518 | set_eth(dl_src, &match->flow.dl_src, &match->wc.masks.dl_src); |
81a76618 BP |
519 | } |
520 | ||
521 | /* Modifies 'rule' so that the source Ethernet address must match 'dl_src' | |
522 | * after each byte is ANDed with the appropriate byte in 'mask'. */ | |
523 | void | |
524 | match_set_dl_src_masked(struct match *match, | |
74ff3298 JR |
525 | const struct eth_addr dl_src, |
526 | const struct eth_addr mask) | |
81a76618 | 527 | { |
74ff3298 | 528 | set_eth_masked(dl_src, mask, &match->flow.dl_src, &match->wc.masks.dl_src); |
81a76618 BP |
529 | } |
530 | ||
531 | /* Modifies 'match' so that the Ethernet address must match 'dl_dst' | |
532 | * exactly. */ | |
533 | void | |
74ff3298 | 534 | match_set_dl_dst(struct match *match, const struct eth_addr dl_dst) |
81a76618 | 535 | { |
74ff3298 | 536 | set_eth(dl_dst, &match->flow.dl_dst, &match->wc.masks.dl_dst); |
81a76618 BP |
537 | } |
538 | ||
539 | /* Modifies 'match' so that the Ethernet address must match 'dl_dst' after each | |
540 | * byte is ANDed with the appropriate byte in 'mask'. | |
541 | * | |
542 | * This function will assert-fail if 'mask' is invalid. Only 'mask' values | |
543 | * accepted by flow_wildcards_is_dl_dst_mask_valid() are allowed. */ | |
544 | void | |
545 | match_set_dl_dst_masked(struct match *match, | |
74ff3298 JR |
546 | const struct eth_addr dl_dst, |
547 | const struct eth_addr mask) | |
81a76618 | 548 | { |
74ff3298 | 549 | set_eth_masked(dl_dst, mask, &match->flow.dl_dst, &match->wc.masks.dl_dst); |
81a76618 BP |
550 | } |
551 | ||
552 | void | |
553 | match_set_dl_tci(struct match *match, ovs_be16 tci) | |
554 | { | |
555 | match_set_dl_tci_masked(match, tci, htons(0xffff)); | |
556 | } | |
557 | ||
558 | void | |
559 | match_set_dl_tci_masked(struct match *match, ovs_be16 tci, ovs_be16 mask) | |
560 | { | |
f0fb825a EG |
561 | match->flow.vlans[0].tci = tci & mask; |
562 | match->wc.masks.vlans[0].tci = mask; | |
81a76618 BP |
563 | } |
564 | ||
565 | /* Modifies 'match' so that the VLAN VID is wildcarded. If the PCP is already | |
566 | * wildcarded, then 'match' will match a packet regardless of whether it has an | |
567 | * 802.1Q header or not. */ | |
568 | void | |
569 | match_set_any_vid(struct match *match) | |
570 | { | |
f0fb825a EG |
571 | if (match->wc.masks.vlans[0].tci & htons(VLAN_PCP_MASK)) { |
572 | match->wc.masks.vlans[0].tci &= ~htons(VLAN_VID_MASK); | |
573 | match->flow.vlans[0].tci &= ~htons(VLAN_VID_MASK); | |
81a76618 BP |
574 | } else { |
575 | match_set_dl_tci_masked(match, htons(0), htons(0)); | |
576 | } | |
577 | } | |
578 | ||
579 | /* Modifies 'match' depending on 'dl_vlan': | |
580 | * | |
581 | * - If 'dl_vlan' is htons(OFP_VLAN_NONE), makes 'match' match only packets | |
582 | * without an 802.1Q header. | |
583 | * | |
584 | * - Otherwise, makes 'match' match only packets with an 802.1Q header whose | |
585 | * VID equals the low 12 bits of 'dl_vlan'. | |
586 | */ | |
587 | void | |
588 | match_set_dl_vlan(struct match *match, ovs_be16 dl_vlan) | |
589 | { | |
590 | flow_set_dl_vlan(&match->flow, dl_vlan); | |
591 | if (dl_vlan == htons(OFP10_VLAN_NONE)) { | |
f0fb825a | 592 | match->wc.masks.vlans[0].tci = OVS_BE16_MAX; |
81a76618 | 593 | } else { |
f0fb825a | 594 | match->wc.masks.vlans[0].tci |= htons(VLAN_VID_MASK | VLAN_CFI); |
81a76618 BP |
595 | } |
596 | } | |
597 | ||
598 | /* Sets the VLAN VID that 'match' matches to 'vid', which is interpreted as an | |
599 | * OpenFlow 1.2 "vlan_vid" value, that is, the low 13 bits of 'vlan_tci' (VID | |
600 | * plus CFI). */ | |
601 | void | |
602 | match_set_vlan_vid(struct match *match, ovs_be16 vid) | |
603 | { | |
604 | match_set_vlan_vid_masked(match, vid, htons(VLAN_VID_MASK | VLAN_CFI)); | |
605 | } | |
606 | ||
607 | ||
608 | /* Sets the VLAN VID that 'flow' matches to 'vid', which is interpreted as an | |
609 | * OpenFlow 1.2 "vlan_vid" value, that is, the low 13 bits of 'vlan_tci' (VID | |
610 | * plus CFI), with the corresponding 'mask'. */ | |
611 | void | |
612 | match_set_vlan_vid_masked(struct match *match, ovs_be16 vid, ovs_be16 mask) | |
613 | { | |
614 | ovs_be16 pcp_mask = htons(VLAN_PCP_MASK); | |
615 | ovs_be16 vid_mask = htons(VLAN_VID_MASK | VLAN_CFI); | |
616 | ||
617 | mask &= vid_mask; | |
618 | flow_set_vlan_vid(&match->flow, vid & mask); | |
f0fb825a EG |
619 | match->wc.masks.vlans[0].tci = |
620 | mask | (match->wc.masks.vlans[0].tci & pcp_mask); | |
81a76618 BP |
621 | } |
622 | ||
623 | /* Modifies 'match' so that the VLAN PCP is wildcarded. If the VID is already | |
624 | * wildcarded, then 'match' will match a packet regardless of whether it has an | |
625 | * 802.1Q header or not. */ | |
626 | void | |
627 | match_set_any_pcp(struct match *match) | |
628 | { | |
f0fb825a EG |
629 | if (match->wc.masks.vlans[0].tci & htons(VLAN_VID_MASK)) { |
630 | match->wc.masks.vlans[0].tci &= ~htons(VLAN_PCP_MASK); | |
631 | match->flow.vlans[0].tci &= ~htons(VLAN_PCP_MASK); | |
81a76618 BP |
632 | } else { |
633 | match_set_dl_tci_masked(match, htons(0), htons(0)); | |
634 | } | |
635 | } | |
636 | ||
637 | /* Modifies 'match' so that it matches only packets with an 802.1Q header whose | |
638 | * PCP equals the low 3 bits of 'dl_vlan_pcp'. */ | |
639 | void | |
640 | match_set_dl_vlan_pcp(struct match *match, uint8_t dl_vlan_pcp) | |
641 | { | |
642 | flow_set_vlan_pcp(&match->flow, dl_vlan_pcp); | |
f0fb825a | 643 | match->wc.masks.vlans[0].tci |= htons(VLAN_CFI | VLAN_PCP_MASK); |
81a76618 BP |
644 | } |
645 | ||
8bfd0fda BP |
646 | /* Modifies 'match' so that the MPLS label 'idx' matches 'lse' exactly. */ |
647 | void | |
648 | match_set_mpls_lse(struct match *match, int idx, ovs_be32 lse) | |
649 | { | |
650 | match->wc.masks.mpls_lse[idx] = OVS_BE32_MAX; | |
651 | match->flow.mpls_lse[idx] = lse; | |
652 | } | |
653 | ||
b02475c5 SH |
654 | /* Modifies 'match' so that the MPLS label is wildcarded. */ |
655 | void | |
8bfd0fda | 656 | match_set_any_mpls_label(struct match *match, int idx) |
b02475c5 | 657 | { |
8bfd0fda BP |
658 | match->wc.masks.mpls_lse[idx] &= ~htonl(MPLS_LABEL_MASK); |
659 | flow_set_mpls_label(&match->flow, idx, htonl(0)); | |
b02475c5 SH |
660 | } |
661 | ||
662 | /* Modifies 'match' so that it matches only packets with an MPLS header whose | |
663 | * label equals the low 20 bits of 'mpls_label'. */ | |
664 | void | |
8bfd0fda | 665 | match_set_mpls_label(struct match *match, int idx, ovs_be32 mpls_label) |
b02475c5 | 666 | { |
8bfd0fda BP |
667 | match->wc.masks.mpls_lse[idx] |= htonl(MPLS_LABEL_MASK); |
668 | flow_set_mpls_label(&match->flow, idx, mpls_label); | |
b02475c5 SH |
669 | } |
670 | ||
671 | /* Modifies 'match' so that the MPLS TC is wildcarded. */ | |
672 | void | |
8bfd0fda | 673 | match_set_any_mpls_tc(struct match *match, int idx) |
b02475c5 | 674 | { |
8bfd0fda BP |
675 | match->wc.masks.mpls_lse[idx] &= ~htonl(MPLS_TC_MASK); |
676 | flow_set_mpls_tc(&match->flow, idx, 0); | |
b02475c5 SH |
677 | } |
678 | ||
679 | /* Modifies 'match' so that it matches only packets with an MPLS header whose | |
680 | * Traffic Class equals the low 3 bits of 'mpls_tc'. */ | |
681 | void | |
8bfd0fda | 682 | match_set_mpls_tc(struct match *match, int idx, uint8_t mpls_tc) |
b02475c5 | 683 | { |
8bfd0fda BP |
684 | match->wc.masks.mpls_lse[idx] |= htonl(MPLS_TC_MASK); |
685 | flow_set_mpls_tc(&match->flow, idx, mpls_tc); | |
b02475c5 SH |
686 | } |
687 | ||
688 | /* Modifies 'match' so that the MPLS stack flag is wildcarded. */ | |
689 | void | |
8bfd0fda | 690 | match_set_any_mpls_bos(struct match *match, int idx) |
b02475c5 | 691 | { |
8bfd0fda BP |
692 | match->wc.masks.mpls_lse[idx] &= ~htonl(MPLS_BOS_MASK); |
693 | flow_set_mpls_bos(&match->flow, idx, 0); | |
b02475c5 SH |
694 | } |
695 | ||
696 | /* Modifies 'match' so that it matches only packets with an MPLS header whose | |
697 | * Stack Flag equals the lower bit of 'mpls_bos' */ | |
698 | void | |
8bfd0fda BP |
699 | match_set_mpls_bos(struct match *match, int idx, uint8_t mpls_bos) |
700 | { | |
701 | match->wc.masks.mpls_lse[idx] |= htonl(MPLS_BOS_MASK); | |
702 | flow_set_mpls_bos(&match->flow, idx, mpls_bos); | |
703 | } | |
704 | ||
bef3f465 BP |
705 | /* Modifies 'match' so that the TTL of MPLS label 'idx' is wildcarded. */ |
706 | void | |
707 | match_set_any_mpls_ttl(struct match *match, int idx) | |
708 | { | |
709 | match->wc.masks.mpls_lse[idx] &= ~htonl(MPLS_TTL_MASK); | |
710 | flow_set_mpls_ttl(&match->flow, idx, 0); | |
711 | } | |
712 | ||
713 | /* Modifies 'match' so that it matches only packets in which the TTL of MPLS | |
714 | * label 'idx' equals 'mpls_ttl'. */ | |
715 | void | |
716 | match_set_mpls_ttl(struct match *match, int idx, uint8_t mpls_ttl) | |
717 | { | |
718 | match->wc.masks.mpls_lse[idx] |= htonl(MPLS_TTL_MASK); | |
719 | flow_set_mpls_ttl(&match->flow, idx, mpls_ttl); | |
720 | } | |
721 | ||
8bfd0fda BP |
722 | /* Modifies 'match' so that the MPLS LSE is wildcarded. */ |
723 | void | |
724 | match_set_any_mpls_lse(struct match *match, int idx) | |
b02475c5 | 725 | { |
8bfd0fda BP |
726 | match->wc.masks.mpls_lse[idx] = htonl(0); |
727 | flow_set_mpls_lse(&match->flow, idx, htonl(0)); | |
b02475c5 SH |
728 | } |
729 | ||
81a76618 BP |
730 | void |
731 | match_set_tp_src(struct match *match, ovs_be16 tp_src) | |
732 | { | |
b8266395 | 733 | match_set_tp_src_masked(match, tp_src, OVS_BE16_MAX); |
81a76618 BP |
734 | } |
735 | ||
736 | void | |
737 | match_set_tp_src_masked(struct match *match, ovs_be16 port, ovs_be16 mask) | |
738 | { | |
739 | match->flow.tp_src = port & mask; | |
740 | match->wc.masks.tp_src = mask; | |
741 | } | |
742 | ||
743 | void | |
744 | match_set_tp_dst(struct match *match, ovs_be16 tp_dst) | |
745 | { | |
b8266395 | 746 | match_set_tp_dst_masked(match, tp_dst, OVS_BE16_MAX); |
81a76618 BP |
747 | } |
748 | ||
749 | void | |
750 | match_set_tp_dst_masked(struct match *match, ovs_be16 port, ovs_be16 mask) | |
751 | { | |
752 | match->flow.tp_dst = port & mask; | |
753 | match->wc.masks.tp_dst = mask; | |
754 | } | |
755 | ||
dc235f7f JR |
756 | void |
757 | match_set_tcp_flags(struct match *match, ovs_be16 flags) | |
758 | { | |
759 | match_set_tcp_flags_masked(match, flags, OVS_BE16_MAX); | |
760 | } | |
761 | ||
762 | void | |
763 | match_set_tcp_flags_masked(struct match *match, ovs_be16 flags, ovs_be16 mask) | |
764 | { | |
765 | match->flow.tcp_flags = flags & mask; | |
766 | match->wc.masks.tcp_flags = mask; | |
767 | } | |
768 | ||
81a76618 BP |
769 | void |
770 | match_set_nw_proto(struct match *match, uint8_t nw_proto) | |
771 | { | |
772 | match->flow.nw_proto = nw_proto; | |
773 | match->wc.masks.nw_proto = UINT8_MAX; | |
774 | } | |
775 | ||
776 | void | |
777 | match_set_nw_src(struct match *match, ovs_be32 nw_src) | |
778 | { | |
779 | match->flow.nw_src = nw_src; | |
b8266395 | 780 | match->wc.masks.nw_src = OVS_BE32_MAX; |
81a76618 BP |
781 | } |
782 | ||
783 | void | |
784 | match_set_nw_src_masked(struct match *match, | |
785 | ovs_be32 nw_src, ovs_be32 mask) | |
786 | { | |
787 | match->flow.nw_src = nw_src & mask; | |
788 | match->wc.masks.nw_src = mask; | |
789 | } | |
790 | ||
791 | void | |
792 | match_set_nw_dst(struct match *match, ovs_be32 nw_dst) | |
793 | { | |
794 | match->flow.nw_dst = nw_dst; | |
b8266395 | 795 | match->wc.masks.nw_dst = OVS_BE32_MAX; |
81a76618 BP |
796 | } |
797 | ||
798 | void | |
799 | match_set_nw_dst_masked(struct match *match, ovs_be32 ip, ovs_be32 mask) | |
800 | { | |
801 | match->flow.nw_dst = ip & mask; | |
802 | match->wc.masks.nw_dst = mask; | |
803 | } | |
804 | ||
805 | void | |
806 | match_set_nw_dscp(struct match *match, uint8_t nw_dscp) | |
807 | { | |
808 | match->wc.masks.nw_tos |= IP_DSCP_MASK; | |
809 | match->flow.nw_tos &= ~IP_DSCP_MASK; | |
810 | match->flow.nw_tos |= nw_dscp & IP_DSCP_MASK; | |
811 | } | |
812 | ||
813 | void | |
814 | match_set_nw_ecn(struct match *match, uint8_t nw_ecn) | |
815 | { | |
816 | match->wc.masks.nw_tos |= IP_ECN_MASK; | |
817 | match->flow.nw_tos &= ~IP_ECN_MASK; | |
818 | match->flow.nw_tos |= nw_ecn & IP_ECN_MASK; | |
819 | } | |
820 | ||
821 | void | |
822 | match_set_nw_ttl(struct match *match, uint8_t nw_ttl) | |
823 | { | |
824 | match->wc.masks.nw_ttl = UINT8_MAX; | |
825 | match->flow.nw_ttl = nw_ttl; | |
826 | } | |
827 | ||
828 | void | |
829 | match_set_nw_frag(struct match *match, uint8_t nw_frag) | |
830 | { | |
831 | match->wc.masks.nw_frag |= FLOW_NW_FRAG_MASK; | |
832 | match->flow.nw_frag = nw_frag; | |
833 | } | |
834 | ||
835 | void | |
836 | match_set_nw_frag_masked(struct match *match, | |
837 | uint8_t nw_frag, uint8_t mask) | |
838 | { | |
839 | match->flow.nw_frag = nw_frag & mask; | |
840 | match->wc.masks.nw_frag = mask; | |
841 | } | |
842 | ||
843 | void | |
844 | match_set_icmp_type(struct match *match, uint8_t icmp_type) | |
845 | { | |
846 | match_set_tp_src(match, htons(icmp_type)); | |
847 | } | |
848 | ||
849 | void | |
850 | match_set_icmp_code(struct match *match, uint8_t icmp_code) | |
851 | { | |
852 | match_set_tp_dst(match, htons(icmp_code)); | |
853 | } | |
854 | ||
855 | void | |
74ff3298 | 856 | match_set_arp_sha(struct match *match, const struct eth_addr sha) |
81a76618 | 857 | { |
74ff3298 JR |
858 | match->flow.arp_sha = sha; |
859 | match->wc.masks.arp_sha = eth_addr_exact; | |
81a76618 BP |
860 | } |
861 | ||
862 | void | |
863 | match_set_arp_sha_masked(struct match *match, | |
74ff3298 JR |
864 | const struct eth_addr arp_sha, |
865 | const struct eth_addr mask) | |
81a76618 BP |
866 | { |
867 | set_eth_masked(arp_sha, mask, | |
74ff3298 | 868 | &match->flow.arp_sha, &match->wc.masks.arp_sha); |
81a76618 BP |
869 | } |
870 | ||
871 | void | |
74ff3298 | 872 | match_set_arp_tha(struct match *match, const struct eth_addr tha) |
81a76618 | 873 | { |
74ff3298 JR |
874 | match->flow.arp_tha = tha; |
875 | match->wc.masks.arp_tha = eth_addr_exact; | |
81a76618 BP |
876 | } |
877 | ||
878 | void | |
879 | match_set_arp_tha_masked(struct match *match, | |
74ff3298 JR |
880 | const struct eth_addr arp_tha, |
881 | const struct eth_addr mask) | |
81a76618 BP |
882 | { |
883 | set_eth_masked(arp_tha, mask, | |
74ff3298 | 884 | &match->flow.arp_tha, &match->wc.masks.arp_tha); |
81a76618 BP |
885 | } |
886 | ||
887 | void | |
888 | match_set_ipv6_src(struct match *match, const struct in6_addr *src) | |
889 | { | |
890 | match->flow.ipv6_src = *src; | |
891 | match->wc.masks.ipv6_src = in6addr_exact; | |
892 | } | |
893 | ||
894 | void | |
895 | match_set_ipv6_src_masked(struct match *match, const struct in6_addr *src, | |
896 | const struct in6_addr *mask) | |
897 | { | |
898 | match->flow.ipv6_src = ipv6_addr_bitand(src, mask); | |
899 | match->wc.masks.ipv6_src = *mask; | |
900 | } | |
901 | ||
902 | void | |
903 | match_set_ipv6_dst(struct match *match, const struct in6_addr *dst) | |
904 | { | |
905 | match->flow.ipv6_dst = *dst; | |
906 | match->wc.masks.ipv6_dst = in6addr_exact; | |
907 | } | |
908 | ||
909 | void | |
910 | match_set_ipv6_dst_masked(struct match *match, const struct in6_addr *dst, | |
911 | const struct in6_addr *mask) | |
912 | { | |
913 | match->flow.ipv6_dst = ipv6_addr_bitand(dst, mask); | |
914 | match->wc.masks.ipv6_dst = *mask; | |
915 | } | |
916 | ||
917 | void | |
918 | match_set_ipv6_label(struct match *match, ovs_be32 ipv6_label) | |
919 | { | |
b8266395 | 920 | match->wc.masks.ipv6_label = OVS_BE32_MAX; |
81a76618 BP |
921 | match->flow.ipv6_label = ipv6_label; |
922 | } | |
923 | ||
924 | ||
925 | void | |
926 | match_set_ipv6_label_masked(struct match *match, ovs_be32 ipv6_label, | |
927 | ovs_be32 mask) | |
928 | { | |
929 | match->flow.ipv6_label = ipv6_label & mask; | |
930 | match->wc.masks.ipv6_label = mask; | |
931 | } | |
932 | ||
933 | void | |
934 | match_set_nd_target(struct match *match, const struct in6_addr *target) | |
935 | { | |
936 | match->flow.nd_target = *target; | |
937 | match->wc.masks.nd_target = in6addr_exact; | |
938 | } | |
939 | ||
940 | void | |
941 | match_set_nd_target_masked(struct match *match, | |
942 | const struct in6_addr *target, | |
943 | const struct in6_addr *mask) | |
944 | { | |
945 | match->flow.nd_target = ipv6_addr_bitand(target, mask); | |
946 | match->wc.masks.nd_target = *mask; | |
947 | } | |
948 | ||
949 | /* Returns true if 'a' and 'b' wildcard the same fields and have the same | |
950 | * values for fixed fields, otherwise false. */ | |
951 | bool | |
952 | match_equal(const struct match *a, const struct match *b) | |
953 | { | |
954 | return (flow_wildcards_equal(&a->wc, &b->wc) | |
955 | && flow_equal(&a->flow, &b->flow)); | |
956 | } | |
957 | ||
958 | /* Returns a hash value for the flow and wildcards in 'match', starting from | |
959 | * 'basis'. */ | |
960 | uint32_t | |
961 | match_hash(const struct match *match, uint32_t basis) | |
962 | { | |
963 | return flow_wildcards_hash(&match->wc, flow_hash(&match->flow, basis)); | |
964 | } | |
965 | ||
adcf00ba AZ |
966 | static bool |
967 | match_has_default_recirc_id(const struct match *m) | |
968 | { | |
969 | return m->flow.recirc_id == 0 && (m->wc.masks.recirc_id == UINT32_MAX || | |
970 | m->wc.masks.recirc_id == 0); | |
971 | } | |
972 | ||
973 | static bool | |
974 | match_has_default_dp_hash(const struct match *m) | |
975 | { | |
976 | return ((m->flow.dp_hash | m->wc.masks.dp_hash) == 0); | |
977 | } | |
978 | ||
979 | /* Return true if the hidden fields of the match are set to the default values. | |
980 | * The default values equals to those set up by match_init_hidden_fields(). */ | |
981 | bool | |
982 | match_has_default_hidden_fields(const struct match *m) | |
983 | { | |
984 | return match_has_default_recirc_id(m) && match_has_default_dp_hash(m); | |
985 | } | |
986 | ||
987 | void | |
988 | match_init_hidden_fields(struct match *m) | |
989 | { | |
990 | match_set_recirc_id(m, 0); | |
991 | match_set_dp_hash_masked(m, 0, 0); | |
992 | } | |
993 | ||
81a76618 | 994 | static void |
3bd0fd39 | 995 | format_eth_masked(struct ds *s, const char *name, |
74ff3298 | 996 | const struct eth_addr eth, const struct eth_addr mask) |
81a76618 BP |
997 | { |
998 | if (!eth_addr_is_zero(mask)) { | |
0deec6d2 | 999 | ds_put_format(s, "%s%s=%s", colors.param, name, colors.end); |
74ff3298 | 1000 | eth_format_masked(eth, &mask, s); |
81a76618 BP |
1001 | ds_put_char(s, ','); |
1002 | } | |
1003 | } | |
1004 | ||
1005 | static void | |
1006 | format_ip_netmask(struct ds *s, const char *name, ovs_be32 ip, | |
1007 | ovs_be32 netmask) | |
1008 | { | |
1009 | if (netmask) { | |
0deec6d2 | 1010 | ds_put_format(s, "%s%s=%s", colors.param, name, colors.end); |
81a76618 BP |
1011 | ip_format_masked(ip, netmask, s); |
1012 | ds_put_char(s, ','); | |
1013 | } | |
1014 | } | |
1015 | ||
1016 | static void | |
1017 | format_ipv6_netmask(struct ds *s, const char *name, | |
1018 | const struct in6_addr *addr, | |
1019 | const struct in6_addr *netmask) | |
1020 | { | |
1021 | if (!ipv6_mask_is_any(netmask)) { | |
0deec6d2 | 1022 | ds_put_format(s, "%s%s=%s", colors.param, name, colors.end); |
ac6d120f | 1023 | ipv6_format_masked(addr, netmask, s); |
81a76618 BP |
1024 | ds_put_char(s, ','); |
1025 | } | |
1026 | } | |
1027 | ||
07659514 JS |
1028 | static void |
1029 | format_uint16_masked(struct ds *s, const char *name, | |
1030 | uint16_t value, uint16_t mask) | |
1031 | { | |
1032 | if (mask != 0) { | |
0deec6d2 | 1033 | ds_put_format(s, "%s%s=%s", colors.param, name, colors.end); |
07659514 JS |
1034 | if (mask == UINT16_MAX) { |
1035 | ds_put_format(s, "%"PRIu16, value); | |
1036 | } else { | |
1037 | ds_put_format(s, "0x%"PRIx16"/0x%"PRIx16, value, mask); | |
1038 | } | |
1039 | ds_put_char(s, ','); | |
1040 | } | |
1041 | } | |
1042 | ||
81a76618 BP |
1043 | static void |
1044 | format_be16_masked(struct ds *s, const char *name, | |
1045 | ovs_be16 value, ovs_be16 mask) | |
1046 | { | |
1047 | if (mask != htons(0)) { | |
0deec6d2 | 1048 | ds_put_format(s, "%s%s=%s", colors.param, name, colors.end); |
b8266395 | 1049 | if (mask == OVS_BE16_MAX) { |
81a76618 BP |
1050 | ds_put_format(s, "%"PRIu16, ntohs(value)); |
1051 | } else { | |
1052 | ds_put_format(s, "0x%"PRIx16"/0x%"PRIx16, | |
1053 | ntohs(value), ntohs(mask)); | |
1054 | } | |
1055 | ds_put_char(s, ','); | |
1056 | } | |
1057 | } | |
1058 | ||
8bfd0fda BP |
1059 | static void |
1060 | format_be32_masked(struct ds *s, const char *name, | |
1061 | ovs_be32 value, ovs_be32 mask) | |
1062 | { | |
1063 | if (mask != htonl(0)) { | |
0deec6d2 | 1064 | ds_put_format(s, "%s%s=%s", colors.param, name, colors.end); |
8bfd0fda BP |
1065 | if (mask == OVS_BE32_MAX) { |
1066 | ds_put_format(s, "%"PRIu32, ntohl(value)); | |
1067 | } else { | |
1068 | ds_put_format(s, "0x%"PRIx32"/0x%"PRIx32, | |
1069 | ntohl(value), ntohl(mask)); | |
1070 | } | |
1071 | ds_put_char(s, ','); | |
1072 | } | |
1073 | } | |
1074 | ||
b60f804e AZ |
1075 | static void |
1076 | format_uint32_masked(struct ds *s, const char *name, | |
1077 | uint32_t value, uint32_t mask) | |
1078 | { | |
1079 | if (mask) { | |
0deec6d2 QM |
1080 | ds_put_format(s, "%s%s=%s%#"PRIx32, |
1081 | colors.param, name, colors.end, value); | |
b60f804e AZ |
1082 | if (mask != UINT32_MAX) { |
1083 | ds_put_format(s, "/%#"PRIx32, mask); | |
1084 | } | |
1085 | ds_put_char(s, ','); | |
1086 | } | |
1087 | } | |
1088 | ||
1089 | static void | |
1090 | format_be64_masked(struct ds *s, const char *name, | |
1091 | ovs_be64 value, ovs_be64 mask) | |
1092 | { | |
1093 | if (mask != htonll(0)) { | |
0deec6d2 QM |
1094 | ds_put_format(s, "%s%s=%s%#"PRIx64, |
1095 | colors.param, name, colors.end, ntohll(value)); | |
b60f804e AZ |
1096 | if (mask != OVS_BE64_MAX) { |
1097 | ds_put_format(s, "/%#"PRIx64, ntohll(mask)); | |
1098 | } | |
1099 | ds_put_char(s, ','); | |
1100 | } | |
1101 | } | |
1102 | ||
4fe3445a PS |
1103 | static void |
1104 | format_flow_tunnel(struct ds *s, const struct match *match) | |
1105 | { | |
1106 | const struct flow_wildcards *wc = &match->wc; | |
1107 | const struct flow_tnl *tnl = &match->flow.tunnel; | |
1108 | ||
b60f804e | 1109 | format_be64_masked(s, "tun_id", tnl->tun_id, wc->masks.tunnel.tun_id); |
4fe3445a PS |
1110 | format_ip_netmask(s, "tun_src", tnl->ip_src, wc->masks.tunnel.ip_src); |
1111 | format_ip_netmask(s, "tun_dst", tnl->ip_dst, wc->masks.tunnel.ip_dst); | |
ffe4c74f JB |
1112 | format_ipv6_netmask(s, "tun_ipv6_src", &tnl->ipv6_src, |
1113 | &wc->masks.tunnel.ipv6_src); | |
1114 | format_ipv6_netmask(s, "tun_ipv6_dst", &tnl->ipv6_dst, | |
1115 | &wc->masks.tunnel.ipv6_dst); | |
4fe3445a | 1116 | |
ac6073e3 MC |
1117 | if (wc->masks.tunnel.gbp_id) { |
1118 | format_be16_masked(s, "tun_gbp_id", tnl->gbp_id, | |
1119 | wc->masks.tunnel.gbp_id); | |
1120 | } | |
1121 | ||
1122 | if (wc->masks.tunnel.gbp_flags) { | |
1123 | ds_put_format(s, "tun_gbp_flags=%#"PRIx8",", tnl->gbp_flags); | |
1124 | } | |
1125 | ||
4fe3445a PS |
1126 | if (wc->masks.tunnel.ip_tos) { |
1127 | ds_put_format(s, "tun_tos=%"PRIx8",", tnl->ip_tos); | |
1128 | } | |
1129 | if (wc->masks.tunnel.ip_ttl) { | |
1130 | ds_put_format(s, "tun_ttl=%"PRIu8",", tnl->ip_ttl); | |
1131 | } | |
3721b406 | 1132 | if (wc->masks.tunnel.flags & FLOW_TNL_F_MASK) { |
b666962b | 1133 | format_flags_masked(s, "tun_flags", flow_tun_flag_to_string, |
3721b406 | 1134 | tnl->flags & FLOW_TNL_F_MASK, |
b666962b JG |
1135 | wc->masks.tunnel.flags & FLOW_TNL_F_MASK, |
1136 | FLOW_TNL_F_MASK); | |
4fe3445a PS |
1137 | ds_put_char(s, ','); |
1138 | } | |
9558d2a5 | 1139 | tun_metadata_match_format(s, match); |
4fe3445a PS |
1140 | } |
1141 | ||
9daf2348 JS |
1142 | static void |
1143 | format_ct_label_masked(struct ds *s, const ovs_u128 *key, const ovs_u128 *mask) | |
1144 | { | |
2ff8484b | 1145 | if (!ovs_u128_is_zero(*mask)) { |
32ea15f6 | 1146 | ovs_be128 value = hton128(*key); |
0deec6d2 | 1147 | ds_put_format(s, "%sct_label=%s", colors.param, colors.end); |
9daf2348 JS |
1148 | ds_put_hex(s, &value, sizeof value); |
1149 | if (!is_all_ones(mask, sizeof(*mask))) { | |
32ea15f6 | 1150 | value = hton128(*mask); |
9daf2348 JS |
1151 | ds_put_char(s, '/'); |
1152 | ds_put_hex(s, &value, sizeof value); | |
1153 | } | |
1154 | ds_put_char(s, ','); | |
1155 | } | |
1156 | } | |
1157 | ||
81a76618 | 1158 | /* Appends a string representation of 'match' to 's'. If 'priority' is |
50f96b10 BP |
1159 | * different from OFP_DEFAULT_PRIORITY, includes it in 's'. If 'port_map' is |
1160 | * nonnull, uses it to translate port numbers to names in output. */ | |
81a76618 | 1161 | void |
50f96b10 BP |
1162 | match_format(const struct match *match, |
1163 | const struct ofputil_port_map *port_map, | |
1164 | struct ds *s, int priority) | |
81a76618 BP |
1165 | { |
1166 | const struct flow_wildcards *wc = &match->wc; | |
1167 | size_t start_len = s->length; | |
1168 | const struct flow *f = &match->flow; | |
1169 | bool skip_type = false; | |
0deec6d2 | 1170 | |
81a76618 BP |
1171 | bool skip_proto = false; |
1172 | ||
1173 | int i; | |
1174 | ||
2482b0b0 | 1175 | BUILD_ASSERT_DECL(FLOW_WC_SEQ == 39); |
81a76618 BP |
1176 | |
1177 | if (priority != OFP_DEFAULT_PRIORITY) { | |
0deec6d2 QM |
1178 | ds_put_format(s, "%spriority=%s%d,", |
1179 | colors.special, colors.end, priority); | |
81a76618 BP |
1180 | } |
1181 | ||
b60f804e | 1182 | format_uint32_masked(s, "pkt_mark", f->pkt_mark, wc->masks.pkt_mark); |
1b567fb9 | 1183 | |
a79f29f2 AZ |
1184 | if (wc->masks.recirc_id) { |
1185 | format_uint32_masked(s, "recirc_id", f->recirc_id, | |
1186 | wc->masks.recirc_id); | |
1187 | } | |
1188 | ||
330de069 | 1189 | if (wc->masks.dp_hash) { |
a79f29f2 AZ |
1190 | format_uint32_masked(s, "dp_hash", f->dp_hash, |
1191 | wc->masks.dp_hash); | |
1192 | } | |
1193 | ||
18080541 | 1194 | if (wc->masks.conj_id) { |
0deec6d2 QM |
1195 | ds_put_format(s, "%sconj_id%s=%"PRIu32",", |
1196 | colors.param, colors.end, f->conj_id); | |
18080541 BP |
1197 | } |
1198 | ||
1b567fb9 | 1199 | if (wc->masks.skb_priority) { |
0deec6d2 QM |
1200 | ds_put_format(s, "%sskb_priority=%s%#"PRIx32",", |
1201 | colors.param, colors.end, f->skb_priority); | |
1b567fb9 AA |
1202 | } |
1203 | ||
c61f3870 | 1204 | if (wc->masks.actset_output) { |
0deec6d2 | 1205 | ds_put_format(s, "%sactset_output=%s", colors.param, colors.end); |
50f96b10 | 1206 | ofputil_format_port(f->actset_output, port_map, s); |
c61f3870 BP |
1207 | ds_put_char(s, ','); |
1208 | } | |
1209 | ||
07659514 | 1210 | if (wc->masks.ct_state) { |
2a28ccc8 | 1211 | if (wc->masks.ct_state == UINT8_MAX) { |
0deec6d2 | 1212 | ds_put_format(s, "%sct_state=%s", colors.param, colors.end); |
07659514 JS |
1213 | if (f->ct_state) { |
1214 | format_flags(s, ct_state_to_string, f->ct_state, '|'); | |
1215 | } else { | |
1216 | ds_put_cstr(s, "0"); /* No state. */ | |
1217 | } | |
1218 | } else { | |
1219 | format_flags_masked(s, "ct_state", ct_state_to_string, | |
2a28ccc8 | 1220 | f->ct_state, wc->masks.ct_state, UINT8_MAX); |
07659514 JS |
1221 | } |
1222 | ds_put_char(s, ','); | |
1223 | } | |
1224 | ||
1225 | if (wc->masks.ct_zone) { | |
1226 | format_uint16_masked(s, "ct_zone", f->ct_zone, wc->masks.ct_zone); | |
1227 | } | |
1228 | ||
8e53fe8c JS |
1229 | if (wc->masks.ct_mark) { |
1230 | format_uint32_masked(s, "ct_mark", f->ct_mark, wc->masks.ct_mark); | |
1231 | } | |
1232 | ||
2ff8484b | 1233 | if (!ovs_u128_is_zero(wc->masks.ct_label)) { |
9daf2348 JS |
1234 | format_ct_label_masked(s, &f->ct_label, &wc->masks.ct_label); |
1235 | } | |
1236 | ||
daf4d3c1 JR |
1237 | format_ip_netmask(s, "ct_nw_src", f->ct_nw_src, |
1238 | wc->masks.ct_nw_src); | |
1239 | format_ipv6_netmask(s, "ct_ipv6_src", &f->ct_ipv6_src, | |
1240 | &wc->masks.ct_ipv6_src); | |
1241 | format_ip_netmask(s, "ct_nw_dst", f->ct_nw_dst, | |
1242 | wc->masks.ct_nw_dst); | |
1243 | format_ipv6_netmask(s, "ct_ipv6_dst", &f->ct_ipv6_dst, | |
1244 | &wc->masks.ct_ipv6_dst); | |
1245 | if (wc->masks.ct_nw_proto) { | |
1246 | ds_put_format(s, "%sct_nw_proto=%s%"PRIu8",", | |
1247 | colors.param, colors.end, f->ct_nw_proto); | |
1248 | format_be16_masked(s, "ct_tp_src", f->ct_tp_src, wc->masks.ct_tp_src); | |
1249 | format_be16_masked(s, "ct_tp_dst", f->ct_tp_dst, wc->masks.ct_tp_dst); | |
1250 | } | |
1251 | ||
81a76618 BP |
1252 | if (wc->masks.dl_type) { |
1253 | skip_type = true; | |
1254 | if (f->dl_type == htons(ETH_TYPE_IP)) { | |
1255 | if (wc->masks.nw_proto) { | |
1256 | skip_proto = true; | |
1257 | if (f->nw_proto == IPPROTO_ICMP) { | |
0deec6d2 | 1258 | ds_put_format(s, "%sicmp%s,", colors.value, colors.end); |
0e612675 | 1259 | } else if (f->nw_proto == IPPROTO_IGMP) { |
0deec6d2 | 1260 | ds_put_format(s, "%sigmp%s,", colors.value, colors.end); |
81a76618 | 1261 | } else if (f->nw_proto == IPPROTO_TCP) { |
0deec6d2 | 1262 | ds_put_format(s, "%stcp%s,", colors.value, colors.end); |
81a76618 | 1263 | } else if (f->nw_proto == IPPROTO_UDP) { |
0deec6d2 | 1264 | ds_put_format(s, "%sudp%s,", colors.value, colors.end); |
0d56eaf2 | 1265 | } else if (f->nw_proto == IPPROTO_SCTP) { |
0deec6d2 | 1266 | ds_put_format(s, "%ssctp%s,", colors.value, colors.end); |
81a76618 | 1267 | } else { |
0deec6d2 | 1268 | ds_put_format(s, "%sip%s,", colors.value, colors.end); |
81a76618 BP |
1269 | skip_proto = false; |
1270 | } | |
1271 | } else { | |
0deec6d2 | 1272 | ds_put_format(s, "%sip%s,", colors.value, colors.end); |
81a76618 BP |
1273 | } |
1274 | } else if (f->dl_type == htons(ETH_TYPE_IPV6)) { | |
1275 | if (wc->masks.nw_proto) { | |
1276 | skip_proto = true; | |
1277 | if (f->nw_proto == IPPROTO_ICMPV6) { | |
0deec6d2 | 1278 | ds_put_format(s, "%sicmp6%s,", colors.value, colors.end); |
81a76618 | 1279 | } else if (f->nw_proto == IPPROTO_TCP) { |
0deec6d2 | 1280 | ds_put_format(s, "%stcp6%s,", colors.value, colors.end); |
81a76618 | 1281 | } else if (f->nw_proto == IPPROTO_UDP) { |
0deec6d2 | 1282 | ds_put_format(s, "%sudp6%s,", colors.value, colors.end); |
0d56eaf2 | 1283 | } else if (f->nw_proto == IPPROTO_SCTP) { |
0deec6d2 | 1284 | ds_put_format(s, "%ssctp6%s,", colors.value, colors.end); |
81a76618 | 1285 | } else { |
0deec6d2 | 1286 | ds_put_format(s, "%sipv6%s,", colors.value, colors.end); |
81a76618 BP |
1287 | skip_proto = false; |
1288 | } | |
1289 | } else { | |
0deec6d2 | 1290 | ds_put_format(s, "%sipv6%s,", colors.value, colors.end); |
81a76618 BP |
1291 | } |
1292 | } else if (f->dl_type == htons(ETH_TYPE_ARP)) { | |
0deec6d2 | 1293 | ds_put_format(s, "%sarp%s,", colors.value, colors.end); |
8087f5ff | 1294 | } else if (f->dl_type == htons(ETH_TYPE_RARP)) { |
0deec6d2 | 1295 | ds_put_format(s, "%srarp%s,", colors.value, colors.end); |
392c30ba | 1296 | } else if (f->dl_type == htons(ETH_TYPE_MPLS)) { |
0deec6d2 | 1297 | ds_put_format(s, "%smpls%s,", colors.value, colors.end); |
392c30ba | 1298 | } else if (f->dl_type == htons(ETH_TYPE_MPLS_MCAST)) { |
0deec6d2 | 1299 | ds_put_format(s, "%smplsm%s,", colors.value, colors.end); |
81a76618 BP |
1300 | } else { |
1301 | skip_type = false; | |
1302 | } | |
1303 | } | |
1304 | for (i = 0; i < FLOW_N_REGS; i++) { | |
b60f804e AZ |
1305 | #define REGNAME_LEN 20 |
1306 | char regname[REGNAME_LEN]; | |
1307 | if (snprintf(regname, REGNAME_LEN, "reg%d", i) >= REGNAME_LEN) { | |
1308 | strcpy(regname, "reg?"); | |
81a76618 | 1309 | } |
b60f804e | 1310 | format_uint32_masked(s, regname, f->regs[i], wc->masks.regs[i]); |
81a76618 | 1311 | } |
4fe3445a PS |
1312 | |
1313 | format_flow_tunnel(s, match); | |
1314 | ||
b60f804e AZ |
1315 | format_be64_masked(s, "metadata", f->metadata, wc->masks.metadata); |
1316 | ||
4e022ec0 | 1317 | if (wc->masks.in_port.ofp_port) { |
0deec6d2 | 1318 | ds_put_format(s, "%sin_port=%s", colors.param, colors.end); |
50f96b10 | 1319 | ofputil_format_port(f->in_port.ofp_port, port_map, s); |
576ec803 | 1320 | ds_put_char(s, ','); |
81a76618 | 1321 | } |
f0fb825a EG |
1322 | for (i = 0; i < FLOW_MAX_VLAN_HEADERS; i++) { |
1323 | char str_i[8]; | |
81a76618 | 1324 | |
f0fb825a EG |
1325 | if (!wc->masks.vlans[i].tci) { |
1326 | break; | |
1327 | } | |
1328 | ||
1329 | /* Print VLAN tags as dl_vlan, dl_vlan1, dl_vlan2 ... */ | |
1330 | if (i == 0) { | |
1331 | str_i[0] = '\0'; | |
1332 | } else { | |
1333 | snprintf(str_i, sizeof(str_i), "%d", i); | |
1334 | } | |
1335 | ovs_be16 vid_mask = wc->masks.vlans[i].tci & htons(VLAN_VID_MASK); | |
1336 | ovs_be16 pcp_mask = wc->masks.vlans[i].tci & htons(VLAN_PCP_MASK); | |
1337 | ovs_be16 cfi = wc->masks.vlans[i].tci & htons(VLAN_CFI); | |
1338 | ||
1339 | if (cfi && f->vlans[i].tci & htons(VLAN_CFI) | |
81a76618 BP |
1340 | && (!vid_mask || vid_mask == htons(VLAN_VID_MASK)) |
1341 | && (!pcp_mask || pcp_mask == htons(VLAN_PCP_MASK)) | |
1342 | && (vid_mask || pcp_mask)) { | |
1343 | if (vid_mask) { | |
f0fb825a EG |
1344 | ds_put_format(s, "%sdl_vlan%s=%s%"PRIu16",", |
1345 | colors.param, str_i, colors.end, | |
1346 | vlan_tci_to_vid(f->vlans[i].tci)); | |
81a76618 BP |
1347 | } |
1348 | if (pcp_mask) { | |
f0fb825a EG |
1349 | ds_put_format(s, "%sdl_vlan_pcp%s=%s%d,", |
1350 | colors.param, str_i, colors.end, | |
1351 | vlan_tci_to_pcp(f->vlans[i].tci)); | |
81a76618 | 1352 | } |
f0fb825a EG |
1353 | } else if (wc->masks.vlans[i].tci == htons(0xffff)) { |
1354 | ds_put_format(s, "%svlan_tci%s=%s0x%04"PRIx16",", | |
1355 | colors.param, str_i, colors.end, | |
1356 | ntohs(f->vlans[i].tci)); | |
81a76618 | 1357 | } else { |
f0fb825a EG |
1358 | ds_put_format(s, "%svlan_tci%s=%s0x%04"PRIx16"/0x%04"PRIx16",", |
1359 | colors.param, str_i, colors.end, | |
1360 | ntohs(f->vlans[i].tci), | |
1361 | ntohs(wc->masks.vlans[i].tci)); | |
81a76618 BP |
1362 | } |
1363 | } | |
1364 | format_eth_masked(s, "dl_src", f->dl_src, wc->masks.dl_src); | |
1365 | format_eth_masked(s, "dl_dst", f->dl_dst, wc->masks.dl_dst); | |
1366 | if (!skip_type && wc->masks.dl_type) { | |
0deec6d2 QM |
1367 | ds_put_format(s, "%sdl_type=%s0x%04"PRIx16",", |
1368 | colors.param, colors.end, ntohs(f->dl_type)); | |
81a76618 BP |
1369 | } |
1370 | if (f->dl_type == htons(ETH_TYPE_IPV6)) { | |
1371 | format_ipv6_netmask(s, "ipv6_src", &f->ipv6_src, &wc->masks.ipv6_src); | |
1372 | format_ipv6_netmask(s, "ipv6_dst", &f->ipv6_dst, &wc->masks.ipv6_dst); | |
1373 | if (wc->masks.ipv6_label) { | |
b8266395 | 1374 | if (wc->masks.ipv6_label == OVS_BE32_MAX) { |
0deec6d2 QM |
1375 | ds_put_format(s, "%sipv6_label=%s0x%05"PRIx32",", |
1376 | colors.param, colors.end, | |
81a76618 BP |
1377 | ntohl(f->ipv6_label)); |
1378 | } else { | |
0deec6d2 QM |
1379 | ds_put_format(s, "%sipv6_label=%s0x%05"PRIx32"/0x%05"PRIx32",", |
1380 | colors.param, colors.end, ntohl(f->ipv6_label), | |
81a76618 BP |
1381 | ntohl(wc->masks.ipv6_label)); |
1382 | } | |
1383 | } | |
8087f5ff MM |
1384 | } else if (f->dl_type == htons(ETH_TYPE_ARP) || |
1385 | f->dl_type == htons(ETH_TYPE_RARP)) { | |
666d0863 MM |
1386 | format_ip_netmask(s, "arp_spa", f->nw_src, wc->masks.nw_src); |
1387 | format_ip_netmask(s, "arp_tpa", f->nw_dst, wc->masks.nw_dst); | |
81a76618 BP |
1388 | } else { |
1389 | format_ip_netmask(s, "nw_src", f->nw_src, wc->masks.nw_src); | |
1390 | format_ip_netmask(s, "nw_dst", f->nw_dst, wc->masks.nw_dst); | |
1391 | } | |
1392 | if (!skip_proto && wc->masks.nw_proto) { | |
8087f5ff MM |
1393 | if (f->dl_type == htons(ETH_TYPE_ARP) || |
1394 | f->dl_type == htons(ETH_TYPE_RARP)) { | |
0deec6d2 QM |
1395 | ds_put_format(s, "%sarp_op=%s%"PRIu8",", |
1396 | colors.param, colors.end, f->nw_proto); | |
81a76618 | 1397 | } else { |
0deec6d2 QM |
1398 | ds_put_format(s, "%snw_proto=%s%"PRIu8",", |
1399 | colors.param, colors.end, f->nw_proto); | |
81a76618 BP |
1400 | } |
1401 | } | |
8087f5ff MM |
1402 | if (f->dl_type == htons(ETH_TYPE_ARP) || |
1403 | f->dl_type == htons(ETH_TYPE_RARP)) { | |
81a76618 BP |
1404 | format_eth_masked(s, "arp_sha", f->arp_sha, wc->masks.arp_sha); |
1405 | format_eth_masked(s, "arp_tha", f->arp_tha, wc->masks.arp_tha); | |
1406 | } | |
1407 | if (wc->masks.nw_tos & IP_DSCP_MASK) { | |
fd13c6b5 | 1408 | ds_put_format(s, "%snw_tos=%s%d,", |
0deec6d2 | 1409 | colors.param, colors.end, f->nw_tos & IP_DSCP_MASK); |
81a76618 BP |
1410 | } |
1411 | if (wc->masks.nw_tos & IP_ECN_MASK) { | |
fd13c6b5 | 1412 | ds_put_format(s, "%snw_ecn=%s%d,", |
0deec6d2 | 1413 | colors.param, colors.end, f->nw_tos & IP_ECN_MASK); |
81a76618 BP |
1414 | } |
1415 | if (wc->masks.nw_ttl) { | |
fd13c6b5 | 1416 | ds_put_format(s, "%snw_ttl=%s%d,", |
0deec6d2 | 1417 | colors.param, colors.end, f->nw_ttl); |
81a76618 | 1418 | } |
8bfd0fda | 1419 | if (wc->masks.mpls_lse[0] & htonl(MPLS_LABEL_MASK)) { |
0deec6d2 QM |
1420 | ds_put_format(s, "%smpls_label=%s%"PRIu32",", colors.param, |
1421 | colors.end, mpls_lse_to_label(f->mpls_lse[0])); | |
b02475c5 | 1422 | } |
8bfd0fda | 1423 | if (wc->masks.mpls_lse[0] & htonl(MPLS_TC_MASK)) { |
0deec6d2 | 1424 | ds_put_format(s, "%smpls_tc=%s%"PRIu8",", colors.param, colors.end, |
78c9486d | 1425 | mpls_lse_to_tc(f->mpls_lse[0])); |
b02475c5 | 1426 | } |
8bfd0fda | 1427 | if (wc->masks.mpls_lse[0] & htonl(MPLS_TTL_MASK)) { |
0deec6d2 | 1428 | ds_put_format(s, "%smpls_ttl=%s%"PRIu8",", colors.param, colors.end, |
78c9486d | 1429 | mpls_lse_to_ttl(f->mpls_lse[0])); |
392c30ba | 1430 | } |
8bfd0fda | 1431 | if (wc->masks.mpls_lse[0] & htonl(MPLS_BOS_MASK)) { |
0deec6d2 | 1432 | ds_put_format(s, "%smpls_bos=%s%"PRIu8",", colors.param, colors.end, |
78c9486d | 1433 | mpls_lse_to_bos(f->mpls_lse[0])); |
b02475c5 | 1434 | } |
8bfd0fda BP |
1435 | format_be32_masked(s, "mpls_lse1", f->mpls_lse[1], wc->masks.mpls_lse[1]); |
1436 | format_be32_masked(s, "mpls_lse2", f->mpls_lse[2], wc->masks.mpls_lse[2]); | |
1437 | ||
81a76618 BP |
1438 | switch (wc->masks.nw_frag) { |
1439 | case FLOW_NW_FRAG_ANY | FLOW_NW_FRAG_LATER: | |
0deec6d2 | 1440 | ds_put_format(s, "%snw_frag=%s%s,", colors.param, colors.end, |
81a76618 BP |
1441 | f->nw_frag & FLOW_NW_FRAG_ANY |
1442 | ? (f->nw_frag & FLOW_NW_FRAG_LATER ? "later" : "first") | |
1443 | : (f->nw_frag & FLOW_NW_FRAG_LATER ? "<error>" : "no")); | |
1444 | break; | |
1445 | ||
1446 | case FLOW_NW_FRAG_ANY: | |
0deec6d2 | 1447 | ds_put_format(s, "%snw_frag=%s%s,", colors.param, colors.end, |
81a76618 BP |
1448 | f->nw_frag & FLOW_NW_FRAG_ANY ? "yes" : "no"); |
1449 | break; | |
1450 | ||
1451 | case FLOW_NW_FRAG_LATER: | |
0deec6d2 | 1452 | ds_put_format(s, "%snw_frag=%s%s,", colors.param, colors.end, |
81a76618 BP |
1453 | f->nw_frag & FLOW_NW_FRAG_LATER ? "later" : "not_later"); |
1454 | break; | |
1455 | } | |
19564d20 MM |
1456 | if (f->dl_type == htons(ETH_TYPE_IP) && |
1457 | f->nw_proto == IPPROTO_ICMP) { | |
81a76618 BP |
1458 | format_be16_masked(s, "icmp_type", f->tp_src, wc->masks.tp_src); |
1459 | format_be16_masked(s, "icmp_code", f->tp_dst, wc->masks.tp_dst); | |
0e612675 FL |
1460 | } else if (f->dl_type == htons(ETH_TYPE_IP) && |
1461 | f->nw_proto == IPPROTO_IGMP) { | |
1462 | format_be16_masked(s, "igmp_type", f->tp_src, wc->masks.tp_src); | |
1463 | format_be16_masked(s, "igmp_code", f->tp_dst, wc->masks.tp_dst); | |
19564d20 MM |
1464 | } else if (f->dl_type == htons(ETH_TYPE_IPV6) && |
1465 | f->nw_proto == IPPROTO_ICMPV6) { | |
81a76618 BP |
1466 | format_be16_masked(s, "icmp_type", f->tp_src, wc->masks.tp_src); |
1467 | format_be16_masked(s, "icmp_code", f->tp_dst, wc->masks.tp_dst); | |
1468 | format_ipv6_netmask(s, "nd_target", &f->nd_target, | |
1469 | &wc->masks.nd_target); | |
1470 | format_eth_masked(s, "nd_sll", f->arp_sha, wc->masks.arp_sha); | |
1471 | format_eth_masked(s, "nd_tll", f->arp_tha, wc->masks.arp_tha); | |
1f6d8197 | 1472 | } else { |
81a76618 BP |
1473 | format_be16_masked(s, "tp_src", f->tp_src, wc->masks.tp_src); |
1474 | format_be16_masked(s, "tp_dst", f->tp_dst, wc->masks.tp_dst); | |
1475 | } | |
dc235f7f | 1476 | if (is_ip_any(f) && f->nw_proto == IPPROTO_TCP && wc->masks.tcp_flags) { |
8e4c1621 JG |
1477 | format_flags_masked(s, "tcp_flags", packet_tcp_flag_to_string, |
1478 | ntohs(f->tcp_flags), TCP_FLAGS(wc->masks.tcp_flags), | |
1479 | TCP_FLAGS(OVS_BE16_MAX)); | |
dc235f7f | 1480 | } |
81a76618 | 1481 | |
41f562be SH |
1482 | if (s->length > start_len) { |
1483 | ds_chomp(s, ','); | |
81a76618 BP |
1484 | } |
1485 | } | |
1486 | ||
1487 | /* Converts 'match' to a string and returns the string. If 'priority' is | |
50f96b10 BP |
1488 | * different from OFP_DEFAULT_PRIORITY, includes it in the string. If |
1489 | * 'port_map' is nonnull, uses it to translate port numbers to names in | |
1490 | * output. The caller must free the string (with free()). */ | |
81a76618 | 1491 | char * |
50f96b10 BP |
1492 | match_to_string(const struct match *match, |
1493 | const struct ofputil_port_map *port_map, int priority) | |
81a76618 BP |
1494 | { |
1495 | struct ds s = DS_EMPTY_INITIALIZER; | |
50f96b10 | 1496 | match_format(match, port_map, &s, priority); |
81a76618 BP |
1497 | return ds_steal_cstr(&s); |
1498 | } | |
1499 | ||
1500 | void | |
50f96b10 BP |
1501 | match_print(const struct match *match, |
1502 | const struct ofputil_port_map *port_map) | |
81a76618 | 1503 | { |
50f96b10 | 1504 | char *s = match_to_string(match, port_map, OFP_DEFAULT_PRIORITY); |
81a76618 BP |
1505 | puts(s); |
1506 | free(s); | |
1507 | } | |
5cb7a798 BP |
1508 | \f |
1509 | /* Initializes 'dst' as a copy of 'src'. The caller must eventually free 'dst' | |
1510 | * with minimatch_destroy(). */ | |
1511 | void | |
1512 | minimatch_init(struct minimatch *dst, const struct match *src) | |
1513 | { | |
ceb3bd67 JR |
1514 | struct miniflow tmp; |
1515 | ||
1516 | miniflow_map_init(&tmp, &src->wc.masks); | |
1517 | /* Allocate two consecutive miniflows. */ | |
1518 | miniflow_alloc(dst->flows, 2, &tmp); | |
1519 | miniflow_init(dst->flow, &src->flow); | |
1520 | minimask_init(dst->mask, &src->wc); | |
5cb7a798 BP |
1521 | } |
1522 | ||
1523 | /* Initializes 'dst' as a copy of 'src'. The caller must eventually free 'dst' | |
1524 | * with minimatch_destroy(). */ | |
1525 | void | |
1526 | minimatch_clone(struct minimatch *dst, const struct minimatch *src) | |
1527 | { | |
ceb3bd67 JR |
1528 | /* Allocate two consecutive miniflows. */ |
1529 | size_t data_size = miniflow_alloc(dst->flows, 2, &src->mask->masks); | |
1530 | ||
09b0fa9c JR |
1531 | memcpy(miniflow_values(dst->flow), |
1532 | miniflow_get_values(src->flow), data_size); | |
1533 | memcpy(miniflow_values(&dst->mask->masks), | |
1534 | miniflow_get_values(&src->mask->masks), data_size); | |
5cb7a798 BP |
1535 | } |
1536 | ||
b2c1f00b BP |
1537 | /* Initializes 'dst' with the data in 'src', destroying 'src'. The caller must |
1538 | * eventually free 'dst' with minimatch_destroy(). */ | |
1539 | void | |
1540 | minimatch_move(struct minimatch *dst, struct minimatch *src) | |
1541 | { | |
8fd47924 JR |
1542 | dst->flow = src->flow; |
1543 | dst->mask = src->mask; | |
b2c1f00b BP |
1544 | } |
1545 | ||
5cb7a798 BP |
1546 | /* Frees any memory owned by 'match'. Does not free the storage in which |
1547 | * 'match' itself resides; the caller is responsible for that. */ | |
1548 | void | |
1549 | minimatch_destroy(struct minimatch *match) | |
1550 | { | |
8fd47924 | 1551 | free(match->flow); |
5cb7a798 BP |
1552 | } |
1553 | ||
1554 | /* Initializes 'dst' as a copy of 'src'. */ | |
1555 | void | |
1556 | minimatch_expand(const struct minimatch *src, struct match *dst) | |
1557 | { | |
8fd47924 JR |
1558 | miniflow_expand(src->flow, &dst->flow); |
1559 | minimask_expand(src->mask, &dst->wc); | |
9558d2a5 | 1560 | memset(&dst->tun_md, 0, sizeof dst->tun_md); |
5cb7a798 BP |
1561 | } |
1562 | ||
1563 | /* Returns true if 'a' and 'b' match the same packets, false otherwise. */ | |
1564 | bool | |
1565 | minimatch_equal(const struct minimatch *a, const struct minimatch *b) | |
1566 | { | |
8fd47924 JR |
1567 | return minimask_equal(a->mask, b->mask) |
1568 | && miniflow_equal(a->flow, b->flow); | |
5cb7a798 BP |
1569 | } |
1570 | ||
df40c152 BP |
1571 | /* Returns true if 'target' satisifies 'match', that is, if each bit for which |
1572 | * 'match' specifies a particular value has the correct value in 'target'. | |
1573 | * | |
1574 | * This function is equivalent to miniflow_equal_flow_in_minimask(&match->flow, | |
1575 | * target, &match->mask) but it is faster because of the invariant that | |
1576 | * match->flow.map and match->mask.map are the same. */ | |
1577 | bool | |
1578 | minimatch_matches_flow(const struct minimatch *match, | |
1579 | const struct flow *target) | |
1580 | { | |
09b0fa9c JR |
1581 | const uint64_t *flowp = miniflow_get_values(match->flow); |
1582 | const uint64_t *maskp = miniflow_get_values(&match->mask->masks); | |
361d808d | 1583 | size_t idx; |
df40c152 | 1584 | |
5fcff47b JR |
1585 | FLOWMAP_FOR_EACH_INDEX(idx, match->flow->map) { |
1586 | if ((*flowp++ ^ flow_u64_value(target, idx)) & *maskp++) { | |
080e28d0 | 1587 | return false; |
df40c152 | 1588 | } |
df40c152 BP |
1589 | } |
1590 | ||
1591 | return true; | |
1592 | } | |
1593 | ||
5cb7a798 | 1594 | /* Appends a string representation of 'match' to 's'. If 'priority' is |
50f96b10 BP |
1595 | * different from OFP_DEFAULT_PRIORITY, includes it in 's'. If 'port_map' is |
1596 | * nonnull, uses it to translate port numbers to names in output. */ | |
5cb7a798 | 1597 | void |
8d8ab6c2 | 1598 | minimatch_format(const struct minimatch *match, |
50f96b10 BP |
1599 | const struct tun_table *tun_table, |
1600 | const struct ofputil_port_map *port_map, | |
1601 | struct ds *s, int priority) | |
5cb7a798 BP |
1602 | { |
1603 | struct match megamatch; | |
1604 | ||
1605 | minimatch_expand(match, &megamatch); | |
8d8ab6c2 JG |
1606 | megamatch.flow.tunnel.metadata.tab = tun_table; |
1607 | ||
50f96b10 | 1608 | match_format(&megamatch, port_map, s, priority); |
5cb7a798 BP |
1609 | } |
1610 | ||
1611 | /* Converts 'match' to a string and returns the string. If 'priority' is | |
1612 | * different from OFP_DEFAULT_PRIORITY, includes it in the string. The caller | |
50f96b10 BP |
1613 | * must free the string (with free()). If 'port_map' is nonnull, uses it to |
1614 | * translate port numbers to names in output. */ | |
5cb7a798 | 1615 | char * |
50f96b10 BP |
1616 | minimatch_to_string(const struct minimatch *match, |
1617 | const struct ofputil_port_map *port_map, int priority) | |
5cb7a798 BP |
1618 | { |
1619 | struct match megamatch; | |
1620 | ||
1621 | minimatch_expand(match, &megamatch); | |
50f96b10 | 1622 | return match_to_string(&megamatch, port_map, priority); |
5cb7a798 | 1623 | } |