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Commit | Line | Data |
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30eb304e JP |
1 | /* |
2 | * f_flower.c Flower Classifier | |
3 | * | |
4 | * This program is free software; you can distribute it and/or | |
5 | * modify it under the terms of the GNU General Public License | |
6 | * as published by the Free Software Foundation; either version | |
7 | * 2 of the License, or (at your option) any later version. | |
8 | * | |
9 | * Authors: Jiri Pirko <jiri@resnulli.us> | |
10 | */ | |
11 | ||
12 | #include <stdio.h> | |
13 | #include <stdlib.h> | |
14 | #include <unistd.h> | |
15 | #include <syslog.h> | |
16 | #include <string.h> | |
17 | #include <net/if.h> | |
f888f4e2 | 18 | #include <linux/if_arp.h> |
30eb304e JP |
19 | #include <linux/if_ether.h> |
20 | #include <linux/ip.h> | |
745d9172 | 21 | #include <linux/tc_act/tc_vlan.h> |
30eb304e JP |
22 | |
23 | #include "utils.h" | |
24 | #include "tc_util.h" | |
25 | #include "rt_names.h" | |
26 | ||
08f66c80 PB |
27 | enum flower_matching_flags { |
28 | FLOWER_IP_FLAGS, | |
29 | }; | |
30 | ||
6910d656 SH |
31 | enum flower_endpoint { |
32 | FLOWER_ENDPOINT_SRC, | |
33 | FLOWER_ENDPOINT_DST | |
34 | }; | |
35 | ||
eb3b5696 SH |
36 | enum flower_icmp_field { |
37 | FLOWER_ICMP_FIELD_TYPE, | |
38 | FLOWER_ICMP_FIELD_CODE | |
39 | }; | |
40 | ||
30eb304e JP |
41 | static void explain(void) |
42 | { | |
512caeb2 SH |
43 | fprintf(stderr, |
44 | "Usage: ... flower [ MATCH-LIST ]\n" | |
45 | " [ skip_sw | skip_hw ]\n" | |
46 | " [ action ACTION-SPEC ] [ classid CLASSID ]\n" | |
47 | "\n" | |
48 | "Where: MATCH-LIST := [ MATCH-LIST ] MATCH\n" | |
49 | " MATCH := { indev DEV-NAME |\n" | |
50 | " vlan_id VID |\n" | |
51 | " vlan_prio PRIORITY |\n" | |
52 | " vlan_ethtype [ ipv4 | ipv6 | ETH-TYPE ] |\n" | |
c2078f8d SH |
53 | " dst_mac MASKED-LLADDR |\n" |
54 | " src_mac MASKED-LLADDR |\n" | |
eb3b5696 | 55 | " ip_proto [tcp | udp | sctp | icmp | icmpv6 | IP-PROTO ] |\n" |
b2a1f740 SH |
56 | " dst_ip PREFIX |\n" |
57 | " src_ip PREFIX |\n" | |
512caeb2 | 58 | " dst_port PORT-NUMBER |\n" |
bb9b63b1 | 59 | " src_port PORT-NUMBER |\n" |
eb3b5696 | 60 | " type ICMP-TYPE |\n" |
bf73c650 | 61 | " code ICMP-CODE |\n" |
f888f4e2 SH |
62 | " arp_tip PREFIX |\n" |
63 | " arp_sip PREFIX |\n" | |
64 | " arp_op [ request | reply | OP ] |\n" | |
65 | " arp_tha MASKED-LLADDR |\n" | |
66 | " arp_sha MASKED-LLADDR |\n" | |
10da5528 SH |
67 | " enc_dst_ip [ IPV4-ADDR | IPV6-ADDR ] |\n" |
68 | " enc_src_ip [ IPV4-ADDR | IPV6-ADDR ] |\n" | |
bf73c650 | 69 | " enc_key_id [ KEY-ID ] |\n" |
08f66c80 | 70 | " ip_flags IP-FLAGS | \n" |
a5ae170e | 71 | " enc_dst_port [ port_number ] }\n" |
512caeb2 | 72 | " FILTERID := X:Y:Z\n" |
c2078f8d | 73 | " MASKED_LLADDR := { LLADDR | LLADDR/MASK | LLADDR/BITS }\n" |
512caeb2 SH |
74 | " ACTION-SPEC := ... look at individual actions\n" |
75 | "\n" | |
328374dc | 76 | "NOTE: CLASSID, IP-PROTO are parsed as hexadecimal input.\n" |
512caeb2 SH |
77 | "NOTE: There can be only used one mask per one prio. If user needs\n" |
78 | " to specify different mask, he has to use different prio.\n"); | |
30eb304e JP |
79 | } |
80 | ||
81 | static int flower_parse_eth_addr(char *str, int addr_type, int mask_type, | |
82 | struct nlmsghdr *n) | |
83 | { | |
c2078f8d SH |
84 | int ret, err = -1; |
85 | char addr[ETH_ALEN], *slash; | |
86 | ||
87 | slash = strchr(str, '/'); | |
88 | if (slash) | |
89 | *slash = '\0'; | |
30eb304e JP |
90 | |
91 | ret = ll_addr_a2n(addr, sizeof(addr), str); | |
92 | if (ret < 0) | |
c2078f8d | 93 | goto err; |
30eb304e | 94 | addattr_l(n, MAX_MSG, addr_type, addr, sizeof(addr)); |
c2078f8d SH |
95 | |
96 | if (slash) { | |
97 | unsigned bits; | |
98 | ||
99 | if (!get_unsigned(&bits, slash + 1, 10)) { | |
100 | uint64_t mask; | |
101 | ||
102 | /* Extra 16 bit shift to push mac address into | |
103 | * high bits of uint64_t | |
104 | */ | |
105 | mask = htonll(0xffffffffffffULL << (16 + 48 - bits)); | |
106 | memcpy(addr, &mask, ETH_ALEN); | |
107 | } else { | |
108 | ret = ll_addr_a2n(addr, sizeof(addr), slash + 1); | |
109 | if (ret < 0) | |
110 | goto err; | |
111 | } | |
112 | } else { | |
113 | memset(addr, 0xff, ETH_ALEN); | |
114 | } | |
30eb304e | 115 | addattr_l(n, MAX_MSG, mask_type, addr, sizeof(addr)); |
c2078f8d SH |
116 | |
117 | err = 0; | |
118 | err: | |
119 | if (slash) | |
120 | *slash = '/'; | |
121 | return err; | |
30eb304e JP |
122 | } |
123 | ||
745d9172 | 124 | static int flower_parse_vlan_eth_type(char *str, __be16 eth_type, int type, |
512caeb2 SH |
125 | __be16 *p_vlan_eth_type, |
126 | struct nlmsghdr *n) | |
745d9172 HHZ |
127 | { |
128 | __be16 vlan_eth_type; | |
129 | ||
130 | if (eth_type != htons(ETH_P_8021Q)) { | |
512caeb2 SH |
131 | fprintf(stderr, |
132 | "Can't set \"vlan_ethtype\" if ethertype isn't 802.1Q\n"); | |
745d9172 HHZ |
133 | return -1; |
134 | } | |
135 | ||
136 | if (ll_proto_a2n(&vlan_eth_type, str)) | |
137 | invarg("invalid vlan_ethtype", str); | |
138 | addattr16(n, MAX_MSG, type, vlan_eth_type); | |
139 | *p_vlan_eth_type = vlan_eth_type; | |
140 | return 0; | |
141 | } | |
142 | ||
08f66c80 PB |
143 | struct flag_to_string { |
144 | int flag; | |
145 | enum flower_matching_flags type; | |
146 | char *string; | |
147 | }; | |
22a8f019 | 148 | |
08f66c80 PB |
149 | static struct flag_to_string flags_str[] = { |
150 | { TCA_FLOWER_KEY_FLAGS_IS_FRAGMENT, FLOWER_IP_FLAGS, "frag" }, | |
151 | }; | |
22a8f019 | 152 | |
08f66c80 PB |
153 | static int flower_parse_matching_flags(char *str, |
154 | enum flower_matching_flags type, | |
155 | __u32 *mtf, __u32 *mtf_mask) | |
156 | { | |
157 | char *token; | |
158 | bool no; | |
159 | bool found; | |
160 | int i; | |
22a8f019 | 161 | |
08f66c80 PB |
162 | token = strtok(str, "/"); |
163 | ||
164 | while (token) { | |
165 | if (!strncmp(token, "no", 2)) { | |
166 | no = true; | |
167 | token += 2; | |
168 | } else | |
169 | no = false; | |
170 | ||
171 | found = false; | |
172 | for (i = 0; i < ARRAY_SIZE(flags_str); i++) { | |
173 | if (type != flags_str[i].type) | |
174 | continue; | |
175 | ||
176 | if (!strcmp(token, flags_str[i].string)) { | |
177 | if (no) | |
178 | *mtf &= ~flags_str[i].flag; | |
179 | else | |
180 | *mtf |= flags_str[i].flag; | |
181 | ||
182 | *mtf_mask |= flags_str[i].flag; | |
183 | found = true; | |
184 | break; | |
185 | } | |
186 | } | |
187 | if (!found) | |
22a8f019 | 188 | return -1; |
08f66c80 PB |
189 | |
190 | token = strtok(NULL, "/"); | |
22a8f019 PB |
191 | } |
192 | ||
22a8f019 PB |
193 | return 0; |
194 | } | |
195 | ||
30eb304e JP |
196 | static int flower_parse_ip_proto(char *str, __be16 eth_type, int type, |
197 | __u8 *p_ip_proto, struct nlmsghdr *n) | |
198 | { | |
199 | int ret; | |
200 | __u8 ip_proto; | |
201 | ||
eb3b5696 SH |
202 | if (eth_type != htons(ETH_P_IP) && eth_type != htons(ETH_P_IPV6)) |
203 | goto err; | |
204 | ||
30eb304e JP |
205 | if (matches(str, "tcp") == 0) { |
206 | ip_proto = IPPROTO_TCP; | |
207 | } else if (matches(str, "udp") == 0) { | |
208 | ip_proto = IPPROTO_UDP; | |
a1fb0d48 SH |
209 | } else if (matches(str, "sctp") == 0) { |
210 | ip_proto = IPPROTO_SCTP; | |
eb3b5696 SH |
211 | } else if (matches(str, "icmp") == 0) { |
212 | if (eth_type != htons(ETH_P_IP)) | |
213 | goto err; | |
214 | ip_proto = IPPROTO_ICMP; | |
215 | } else if (matches(str, "icmpv6") == 0) { | |
216 | if (eth_type != htons(ETH_P_IPV6)) | |
217 | goto err; | |
218 | ip_proto = IPPROTO_ICMPV6; | |
30eb304e JP |
219 | } else { |
220 | ret = get_u8(&ip_proto, str, 16); | |
221 | if (ret) | |
222 | return -1; | |
223 | } | |
224 | addattr8(n, MAX_MSG, type, ip_proto); | |
225 | *p_ip_proto = ip_proto; | |
226 | return 0; | |
eb3b5696 SH |
227 | |
228 | err: | |
229 | fprintf(stderr, "Illegal \"eth_type\" for ip proto\n"); | |
230 | return -1; | |
30eb304e JP |
231 | } |
232 | ||
f888f4e2 SH |
233 | static int __flower_parse_ip_addr(char *str, int family, |
234 | int addr4_type, int mask4_type, | |
235 | int addr6_type, int mask6_type, | |
236 | struct nlmsghdr *n) | |
30eb304e JP |
237 | { |
238 | int ret; | |
239 | inet_prefix addr; | |
30eb304e JP |
240 | int bits; |
241 | int i; | |
242 | ||
30eb304e JP |
243 | ret = get_prefix(&addr, str, family); |
244 | if (ret) | |
245 | return -1; | |
246 | ||
bb9b63b1 AV |
247 | if (family && (addr.family != family)) { |
248 | fprintf(stderr, "Illegal \"eth_type\" for ip address\n"); | |
30eb304e | 249 | return -1; |
bb9b63b1 | 250 | } |
30eb304e JP |
251 | |
252 | addattr_l(n, MAX_MSG, addr.family == AF_INET ? addr4_type : addr6_type, | |
253 | addr.data, addr.bytelen); | |
254 | ||
255 | memset(addr.data, 0xff, addr.bytelen); | |
256 | bits = addr.bitlen; | |
257 | for (i = 0; i < addr.bytelen / 4; i++) { | |
258 | if (!bits) { | |
259 | addr.data[i] = 0; | |
260 | } else if (bits / 32 >= 1) { | |
261 | bits -= 32; | |
262 | } else { | |
263 | addr.data[i] <<= 32 - bits; | |
264 | addr.data[i] = htonl(addr.data[i]); | |
265 | bits = 0; | |
266 | } | |
267 | } | |
268 | ||
269 | addattr_l(n, MAX_MSG, addr.family == AF_INET ? mask4_type : mask6_type, | |
270 | addr.data, addr.bytelen); | |
271 | ||
272 | return 0; | |
273 | } | |
274 | ||
f888f4e2 SH |
275 | static int flower_parse_ip_addr(char *str, __be16 eth_type, |
276 | int addr4_type, int mask4_type, | |
277 | int addr6_type, int mask6_type, | |
278 | struct nlmsghdr *n) | |
279 | { | |
280 | int family; | |
281 | ||
282 | if (eth_type == htons(ETH_P_IP)) { | |
283 | family = AF_INET; | |
284 | } else if (eth_type == htons(ETH_P_IPV6)) { | |
285 | family = AF_INET6; | |
286 | } else if (!eth_type) { | |
287 | family = AF_UNSPEC; | |
288 | } else { | |
289 | return -1; | |
290 | } | |
291 | ||
292 | return __flower_parse_ip_addr(str, family, addr4_type, addr6_type, | |
293 | mask4_type, mask6_type, n); | |
294 | } | |
295 | ||
296 | static bool flower_eth_type_arp(__be16 eth_type) | |
297 | { | |
298 | return eth_type == htons(ETH_P_ARP) || eth_type == htons(ETH_P_RARP); | |
299 | } | |
300 | ||
301 | static int flower_parse_arp_ip_addr(char *str, __be16 eth_type, | |
302 | int addr_type, int mask_type, | |
303 | struct nlmsghdr *n) | |
304 | { | |
305 | if (!flower_eth_type_arp(eth_type)) | |
306 | return -1; | |
307 | ||
308 | return __flower_parse_ip_addr(str, AF_INET, addr_type, mask_type, | |
309 | TCA_FLOWER_UNSPEC, TCA_FLOWER_UNSPEC, n); | |
310 | } | |
311 | ||
312 | static int flower_parse_arp_op(char *str, __be16 eth_type, | |
313 | int op_type, int mask_type, | |
314 | struct nlmsghdr *n) | |
315 | { | |
316 | char *slash; | |
317 | int ret, err = -1; | |
318 | uint8_t value, mask; | |
319 | ||
320 | slash = strchr(str, '/'); | |
321 | if (slash) | |
322 | *slash = '\0'; | |
323 | ||
324 | if (!flower_eth_type_arp(eth_type)) | |
325 | goto err; | |
326 | ||
327 | if (!strcmp(str, "request")) { | |
328 | value = ARPOP_REQUEST; | |
329 | } else if (!strcmp(str, "reply")) { | |
330 | value = ARPOP_REPLY; | |
331 | } else { | |
332 | ret = get_u8(&value, str, 10); | |
333 | if (ret) | |
334 | goto err; | |
335 | if (value && value != ARPOP_REQUEST && value != ARPOP_REPLY) | |
336 | goto err; | |
337 | } | |
338 | ||
339 | if (slash) { | |
340 | ret = get_u8(&mask, slash + 1, 10); | |
341 | if (ret) | |
342 | goto err; | |
343 | } | |
344 | else { | |
345 | mask = UINT8_MAX; | |
346 | } | |
347 | ||
348 | addattr8(n, MAX_MSG, op_type, value); | |
349 | addattr8(n, MAX_MSG, mask_type, mask); | |
350 | ||
351 | err = 0; | |
352 | err: | |
353 | if (slash) | |
354 | *slash = '/'; | |
355 | return err; | |
356 | } | |
357 | ||
eb3b5696 SH |
358 | static int flower_icmp_attr_type(__be16 eth_type, __u8 ip_proto, |
359 | enum flower_icmp_field field) | |
360 | { | |
361 | if (eth_type == htons(ETH_P_IP) && ip_proto == IPPROTO_ICMP) | |
362 | return field == FLOWER_ICMP_FIELD_CODE ? | |
363 | TCA_FLOWER_KEY_ICMPV4_CODE : | |
364 | TCA_FLOWER_KEY_ICMPV4_TYPE; | |
365 | else if (eth_type == htons(ETH_P_IPV6) && ip_proto == IPPROTO_ICMPV6) | |
366 | return field == FLOWER_ICMP_FIELD_CODE ? | |
367 | TCA_FLOWER_KEY_ICMPV6_CODE : | |
368 | TCA_FLOWER_KEY_ICMPV6_TYPE; | |
369 | ||
370 | return -1; | |
371 | } | |
372 | ||
373 | static int flower_parse_icmp(char *str, __u16 eth_type, __u8 ip_proto, | |
374 | enum flower_icmp_field field, struct nlmsghdr *n) | |
375 | { | |
376 | int ret; | |
377 | int type; | |
378 | uint8_t value; | |
379 | ||
380 | type = flower_icmp_attr_type(eth_type, ip_proto, field); | |
381 | if (type < 0) | |
382 | return -1; | |
383 | ||
384 | ret = get_u8(&value, str, 10); | |
385 | if (ret) | |
386 | return -1; | |
387 | ||
388 | addattr8(n, MAX_MSG, type, value); | |
389 | ||
390 | return 0; | |
391 | } | |
392 | ||
6910d656 | 393 | static int flower_port_attr_type(__u8 ip_proto, enum flower_endpoint endpoint) |
30eb304e | 394 | { |
6bd5b80c | 395 | if (ip_proto == IPPROTO_TCP) |
6910d656 SH |
396 | return endpoint == FLOWER_ENDPOINT_SRC ? |
397 | TCA_FLOWER_KEY_TCP_SRC : | |
a1fb0d48 | 398 | TCA_FLOWER_KEY_TCP_DST; |
6bd5b80c | 399 | else if (ip_proto == IPPROTO_UDP) |
6910d656 SH |
400 | return endpoint == FLOWER_ENDPOINT_SRC ? |
401 | TCA_FLOWER_KEY_UDP_SRC : | |
a1fb0d48 | 402 | TCA_FLOWER_KEY_UDP_DST; |
6bd5b80c | 403 | else if (ip_proto == IPPROTO_SCTP) |
6910d656 SH |
404 | return endpoint == FLOWER_ENDPOINT_SRC ? |
405 | TCA_FLOWER_KEY_SCTP_SRC : | |
a1fb0d48 | 406 | TCA_FLOWER_KEY_SCTP_DST; |
6bd5b80c | 407 | else |
30eb304e | 408 | return -1; |
a1fb0d48 SH |
409 | } |
410 | ||
6910d656 SH |
411 | static int flower_parse_port(char *str, __u8 ip_proto, |
412 | enum flower_endpoint endpoint, | |
a1fb0d48 SH |
413 | struct nlmsghdr *n) |
414 | { | |
415 | int ret; | |
416 | int type; | |
417 | __be16 port; | |
418 | ||
6910d656 | 419 | type = flower_port_attr_type(ip_proto, endpoint); |
a1fb0d48 SH |
420 | if (type < 0) |
421 | return -1; | |
30eb304e | 422 | |
9f7401fa | 423 | ret = get_be16(&port, str, 10); |
30eb304e JP |
424 | if (ret) |
425 | return -1; | |
426 | ||
9f7401fa | 427 | addattr16(n, MAX_MSG, type, port); |
30eb304e JP |
428 | |
429 | return 0; | |
430 | } | |
431 | ||
bb9b63b1 AV |
432 | static int flower_parse_key_id(const char *str, int type, struct nlmsghdr *n) |
433 | { | |
434 | int ret; | |
435 | __be32 key_id; | |
436 | ||
437 | ret = get_be32(&key_id, str, 10); | |
438 | if (!ret) | |
439 | addattr32(n, MAX_MSG, type, key_id); | |
440 | ||
441 | return ret; | |
442 | } | |
443 | ||
41aa17ff HHZ |
444 | static int flower_parse_enc_port(char *str, int type, struct nlmsghdr *n) |
445 | { | |
446 | int ret; | |
447 | __be16 port; | |
448 | ||
449 | ret = get_be16(&port, str, 10); | |
450 | if (ret) | |
451 | return -1; | |
452 | ||
453 | addattr16(n, MAX_MSG, type, port); | |
454 | ||
455 | return 0; | |
456 | } | |
457 | ||
30eb304e JP |
458 | static int flower_parse_opt(struct filter_util *qu, char *handle, |
459 | int argc, char **argv, struct nlmsghdr *n) | |
460 | { | |
461 | int ret; | |
462 | struct tcmsg *t = NLMSG_DATA(n); | |
463 | struct rtattr *tail; | |
488b41d0 | 464 | __be16 eth_type = TC_H_MIN(t->tcm_info); |
745d9172 | 465 | __be16 vlan_ethtype = 0; |
30eb304e | 466 | __u8 ip_proto = 0xff; |
cfcabf18 | 467 | __u32 flags = 0; |
08f66c80 PB |
468 | __u32 mtf = 0; |
469 | __u32 mtf_mask = 0; | |
30eb304e | 470 | |
30eb304e JP |
471 | if (handle) { |
472 | ret = get_u32(&t->tcm_handle, handle, 0); | |
473 | if (ret) { | |
474 | fprintf(stderr, "Illegal \"handle\"\n"); | |
475 | return -1; | |
476 | } | |
477 | } | |
478 | ||
479 | tail = (struct rtattr *) (((void *) n) + NLMSG_ALIGN(n->nlmsg_len)); | |
480 | addattr_l(n, MAX_MSG, TCA_OPTIONS, NULL, 0); | |
481 | ||
488b41d0 JHS |
482 | if (argc == 0) { |
483 | /*at minimal we will match all ethertype packets */ | |
484 | goto parse_done; | |
485 | } | |
486 | ||
30eb304e JP |
487 | while (argc > 0) { |
488 | if (matches(*argv, "classid") == 0 || | |
489 | matches(*argv, "flowid") == 0) { | |
32a121cb | 490 | unsigned int handle; |
30eb304e JP |
491 | |
492 | NEXT_ARG(); | |
493 | ret = get_tc_classid(&handle, *argv); | |
494 | if (ret) { | |
495 | fprintf(stderr, "Illegal \"classid\"\n"); | |
496 | return -1; | |
497 | } | |
498 | addattr_l(n, MAX_MSG, TCA_FLOWER_CLASSID, &handle, 4); | |
08f66c80 | 499 | } else if (matches(*argv, "ip_flags") == 0) { |
22a8f019 PB |
500 | NEXT_ARG(); |
501 | ret = flower_parse_matching_flags(*argv, | |
08f66c80 PB |
502 | FLOWER_IP_FLAGS, |
503 | &mtf, | |
504 | &mtf_mask); | |
22a8f019 | 505 | if (ret < 0) { |
08f66c80 | 506 | fprintf(stderr, "Illegal \"ip_flags\"\n"); |
22a8f019 PB |
507 | return -1; |
508 | } | |
cfcabf18 AV |
509 | } else if (matches(*argv, "skip_hw") == 0) { |
510 | flags |= TCA_CLS_FLAGS_SKIP_HW; | |
511 | } else if (matches(*argv, "skip_sw") == 0) { | |
512 | flags |= TCA_CLS_FLAGS_SKIP_SW; | |
30eb304e | 513 | } else if (matches(*argv, "indev") == 0) { |
d17b136f | 514 | char ifname[IFNAMSIZ] = {}; |
30eb304e JP |
515 | |
516 | NEXT_ARG(); | |
30eb304e JP |
517 | strncpy(ifname, *argv, sizeof(ifname) - 1); |
518 | addattrstrz(n, MAX_MSG, TCA_FLOWER_INDEV, ifname); | |
745d9172 HHZ |
519 | } else if (matches(*argv, "vlan_id") == 0) { |
520 | __u16 vid; | |
521 | ||
522 | NEXT_ARG(); | |
523 | if (eth_type != htons(ETH_P_8021Q)) { | |
512caeb2 SH |
524 | fprintf(stderr, |
525 | "Can't set \"vlan_id\" if ethertype isn't 802.1Q\n"); | |
745d9172 HHZ |
526 | return -1; |
527 | } | |
528 | ret = get_u16(&vid, *argv, 10); | |
529 | if (ret < 0 || vid & ~0xfff) { | |
530 | fprintf(stderr, "Illegal \"vlan_id\"\n"); | |
531 | return -1; | |
532 | } | |
533 | addattr16(n, MAX_MSG, TCA_FLOWER_KEY_VLAN_ID, vid); | |
534 | } else if (matches(*argv, "vlan_prio") == 0) { | |
535 | __u8 vlan_prio; | |
536 | ||
537 | NEXT_ARG(); | |
538 | if (eth_type != htons(ETH_P_8021Q)) { | |
512caeb2 SH |
539 | fprintf(stderr, |
540 | "Can't set \"vlan_prio\" if ethertype isn't 802.1Q\n"); | |
745d9172 HHZ |
541 | return -1; |
542 | } | |
543 | ret = get_u8(&vlan_prio, *argv, 10); | |
544 | if (ret < 0 || vlan_prio & ~0x7) { | |
545 | fprintf(stderr, "Illegal \"vlan_prio\"\n"); | |
546 | return -1; | |
547 | } | |
512caeb2 SH |
548 | addattr8(n, MAX_MSG, |
549 | TCA_FLOWER_KEY_VLAN_PRIO, vlan_prio); | |
745d9172 HHZ |
550 | } else if (matches(*argv, "vlan_ethtype") == 0) { |
551 | NEXT_ARG(); | |
552 | ret = flower_parse_vlan_eth_type(*argv, eth_type, | |
512caeb2 SH |
553 | TCA_FLOWER_KEY_VLAN_ETH_TYPE, |
554 | &vlan_ethtype, n); | |
745d9172 HHZ |
555 | if (ret < 0) |
556 | return -1; | |
30eb304e JP |
557 | } else if (matches(*argv, "dst_mac") == 0) { |
558 | NEXT_ARG(); | |
559 | ret = flower_parse_eth_addr(*argv, | |
560 | TCA_FLOWER_KEY_ETH_DST, | |
561 | TCA_FLOWER_KEY_ETH_DST_MASK, | |
562 | n); | |
563 | if (ret < 0) { | |
564 | fprintf(stderr, "Illegal \"dst_mac\"\n"); | |
565 | return -1; | |
566 | } | |
567 | } else if (matches(*argv, "src_mac") == 0) { | |
568 | NEXT_ARG(); | |
569 | ret = flower_parse_eth_addr(*argv, | |
570 | TCA_FLOWER_KEY_ETH_SRC, | |
571 | TCA_FLOWER_KEY_ETH_SRC_MASK, | |
572 | n); | |
573 | if (ret < 0) { | |
574 | fprintf(stderr, "Illegal \"src_mac\"\n"); | |
575 | return -1; | |
576 | } | |
30eb304e JP |
577 | } else if (matches(*argv, "ip_proto") == 0) { |
578 | NEXT_ARG(); | |
745d9172 HHZ |
579 | ret = flower_parse_ip_proto(*argv, vlan_ethtype ? |
580 | vlan_ethtype : eth_type, | |
30eb304e JP |
581 | TCA_FLOWER_KEY_IP_PROTO, |
582 | &ip_proto, n); | |
583 | if (ret < 0) { | |
584 | fprintf(stderr, "Illegal \"ip_proto\"\n"); | |
585 | return -1; | |
586 | } | |
587 | } else if (matches(*argv, "dst_ip") == 0) { | |
588 | NEXT_ARG(); | |
745d9172 HHZ |
589 | ret = flower_parse_ip_addr(*argv, vlan_ethtype ? |
590 | vlan_ethtype : eth_type, | |
30eb304e JP |
591 | TCA_FLOWER_KEY_IPV4_DST, |
592 | TCA_FLOWER_KEY_IPV4_DST_MASK, | |
593 | TCA_FLOWER_KEY_IPV6_DST, | |
594 | TCA_FLOWER_KEY_IPV6_DST_MASK, | |
595 | n); | |
596 | if (ret < 0) { | |
597 | fprintf(stderr, "Illegal \"dst_ip\"\n"); | |
598 | return -1; | |
599 | } | |
600 | } else if (matches(*argv, "src_ip") == 0) { | |
601 | NEXT_ARG(); | |
745d9172 HHZ |
602 | ret = flower_parse_ip_addr(*argv, vlan_ethtype ? |
603 | vlan_ethtype : eth_type, | |
30eb304e JP |
604 | TCA_FLOWER_KEY_IPV4_SRC, |
605 | TCA_FLOWER_KEY_IPV4_SRC_MASK, | |
606 | TCA_FLOWER_KEY_IPV6_SRC, | |
607 | TCA_FLOWER_KEY_IPV6_SRC_MASK, | |
608 | n); | |
609 | if (ret < 0) { | |
610 | fprintf(stderr, "Illegal \"src_ip\"\n"); | |
611 | return -1; | |
612 | } | |
613 | } else if (matches(*argv, "dst_port") == 0) { | |
614 | NEXT_ARG(); | |
6910d656 SH |
615 | ret = flower_parse_port(*argv, ip_proto, |
616 | FLOWER_ENDPOINT_DST, n); | |
30eb304e JP |
617 | if (ret < 0) { |
618 | fprintf(stderr, "Illegal \"dst_port\"\n"); | |
619 | return -1; | |
620 | } | |
621 | } else if (matches(*argv, "src_port") == 0) { | |
622 | NEXT_ARG(); | |
6910d656 SH |
623 | ret = flower_parse_port(*argv, ip_proto, |
624 | FLOWER_ENDPOINT_SRC, n); | |
30eb304e JP |
625 | if (ret < 0) { |
626 | fprintf(stderr, "Illegal \"src_port\"\n"); | |
627 | return -1; | |
628 | } | |
eb3b5696 SH |
629 | } else if (matches(*argv, "type") == 0) { |
630 | NEXT_ARG(); | |
631 | ret = flower_parse_icmp(*argv, eth_type, ip_proto, | |
632 | FLOWER_ICMP_FIELD_TYPE, n); | |
633 | if (ret < 0) { | |
634 | fprintf(stderr, "Illegal \"icmp type\"\n"); | |
635 | return -1; | |
636 | } | |
637 | } else if (matches(*argv, "code") == 0) { | |
638 | NEXT_ARG(); | |
639 | ret = flower_parse_icmp(*argv, eth_type, ip_proto, | |
640 | FLOWER_ICMP_FIELD_CODE, n); | |
641 | if (ret < 0) { | |
642 | fprintf(stderr, "Illegal \"icmp code\"\n"); | |
643 | return -1; | |
644 | } | |
f888f4e2 SH |
645 | } else if (matches(*argv, "arp_tip") == 0) { |
646 | NEXT_ARG(); | |
647 | ret = flower_parse_arp_ip_addr(*argv, vlan_ethtype ? | |
648 | vlan_ethtype : eth_type, | |
649 | TCA_FLOWER_KEY_ARP_TIP, | |
650 | TCA_FLOWER_KEY_ARP_TIP_MASK, | |
651 | n); | |
652 | if (ret < 0) { | |
653 | fprintf(stderr, "Illegal \"arp_tip\"\n"); | |
654 | return -1; | |
655 | } | |
656 | } else if (matches(*argv, "arp_sip") == 0) { | |
657 | NEXT_ARG(); | |
658 | ret = flower_parse_arp_ip_addr(*argv, vlan_ethtype ? | |
659 | vlan_ethtype : eth_type, | |
660 | TCA_FLOWER_KEY_ARP_SIP, | |
661 | TCA_FLOWER_KEY_ARP_SIP_MASK, | |
662 | n); | |
663 | if (ret < 0) { | |
664 | fprintf(stderr, "Illegal \"arp_sip\"\n"); | |
665 | return -1; | |
666 | } | |
667 | } else if (matches(*argv, "arp_op") == 0) { | |
668 | NEXT_ARG(); | |
669 | ret = flower_parse_arp_op(*argv, vlan_ethtype ? | |
670 | vlan_ethtype : eth_type, | |
671 | TCA_FLOWER_KEY_ARP_OP, | |
672 | TCA_FLOWER_KEY_ARP_OP_MASK, | |
673 | n); | |
674 | if (ret < 0) { | |
675 | fprintf(stderr, "Illegal \"arp_op\"\n"); | |
676 | return -1; | |
677 | } | |
678 | } else if (matches(*argv, "arp_tha") == 0) { | |
679 | NEXT_ARG(); | |
680 | ret = flower_parse_eth_addr(*argv, | |
681 | TCA_FLOWER_KEY_ARP_THA, | |
682 | TCA_FLOWER_KEY_ARP_THA_MASK, | |
683 | n); | |
684 | if (ret < 0) { | |
685 | fprintf(stderr, "Illegal \"arp_tha\"\n"); | |
686 | return -1; | |
687 | } | |
688 | } else if (matches(*argv, "arp_sha") == 0) { | |
689 | NEXT_ARG(); | |
690 | ret = flower_parse_eth_addr(*argv, | |
691 | TCA_FLOWER_KEY_ARP_SHA, | |
692 | TCA_FLOWER_KEY_ARP_SHA_MASK, | |
693 | n); | |
694 | if (ret < 0) { | |
695 | fprintf(stderr, "Illegal \"arp_sha\"\n"); | |
696 | return -1; | |
697 | } | |
bb9b63b1 AV |
698 | } else if (matches(*argv, "enc_dst_ip") == 0) { |
699 | NEXT_ARG(); | |
700 | ret = flower_parse_ip_addr(*argv, 0, | |
701 | TCA_FLOWER_KEY_ENC_IPV4_DST, | |
702 | TCA_FLOWER_KEY_ENC_IPV4_DST_MASK, | |
703 | TCA_FLOWER_KEY_ENC_IPV6_DST, | |
704 | TCA_FLOWER_KEY_ENC_IPV6_DST_MASK, | |
705 | n); | |
706 | if (ret < 0) { | |
707 | fprintf(stderr, "Illegal \"enc_dst_ip\"\n"); | |
708 | return -1; | |
709 | } | |
710 | } else if (matches(*argv, "enc_src_ip") == 0) { | |
711 | NEXT_ARG(); | |
712 | ret = flower_parse_ip_addr(*argv, 0, | |
713 | TCA_FLOWER_KEY_ENC_IPV4_SRC, | |
714 | TCA_FLOWER_KEY_ENC_IPV4_SRC_MASK, | |
715 | TCA_FLOWER_KEY_ENC_IPV6_SRC, | |
716 | TCA_FLOWER_KEY_ENC_IPV6_SRC_MASK, | |
717 | n); | |
718 | if (ret < 0) { | |
719 | fprintf(stderr, "Illegal \"enc_src_ip\"\n"); | |
720 | return -1; | |
721 | } | |
722 | } else if (matches(*argv, "enc_key_id") == 0) { | |
723 | NEXT_ARG(); | |
724 | ret = flower_parse_key_id(*argv, | |
725 | TCA_FLOWER_KEY_ENC_KEY_ID, n); | |
726 | if (ret < 0) { | |
727 | fprintf(stderr, "Illegal \"enc_key_id\"\n"); | |
728 | return -1; | |
729 | } | |
41aa17ff HHZ |
730 | } else if (matches(*argv, "enc_dst_port") == 0) { |
731 | NEXT_ARG(); | |
732 | ret = flower_parse_enc_port(*argv, | |
733 | TCA_FLOWER_KEY_ENC_UDP_DST_PORT, n); | |
734 | if (ret < 0) { | |
735 | fprintf(stderr, "Illegal \"enc_dst_port\"\n"); | |
736 | return -1; | |
737 | } | |
30eb304e JP |
738 | } else if (matches(*argv, "action") == 0) { |
739 | NEXT_ARG(); | |
740 | ret = parse_action(&argc, &argv, TCA_FLOWER_ACT, n); | |
741 | if (ret) { | |
742 | fprintf(stderr, "Illegal \"action\"\n"); | |
743 | return -1; | |
744 | } | |
745 | continue; | |
746 | } else if (strcmp(*argv, "help") == 0) { | |
747 | explain(); | |
748 | return -1; | |
749 | } else { | |
750 | fprintf(stderr, "What is \"%s\"?\n", *argv); | |
751 | explain(); | |
752 | return -1; | |
753 | } | |
754 | argc--; argv++; | |
755 | } | |
756 | ||
488b41d0 | 757 | parse_done: |
c85609b2 RD |
758 | ret = addattr32(n, MAX_MSG, TCA_FLOWER_FLAGS, flags); |
759 | if (ret) | |
760 | return ret; | |
cfcabf18 | 761 | |
08f66c80 PB |
762 | if (mtf_mask) { |
763 | ret = addattr32(n, MAX_MSG, TCA_FLOWER_KEY_FLAGS, htonl(mtf)); | |
764 | if (ret) | |
765 | return ret; | |
766 | ||
767 | ret = addattr32(n, MAX_MSG, TCA_FLOWER_KEY_FLAGS_MASK, htonl(mtf_mask)); | |
768 | if (ret) | |
769 | return ret; | |
770 | } | |
771 | ||
4f7d406f BL |
772 | if (eth_type != htons(ETH_P_ALL)) { |
773 | ret = addattr16(n, MAX_MSG, TCA_FLOWER_KEY_ETH_TYPE, eth_type); | |
774 | if (ret) | |
775 | return ret; | |
776 | } | |
488b41d0 | 777 | |
32a121cb | 778 | tail->rta_len = (((void *)n)+n->nlmsg_len) - (void *)tail; |
30eb304e JP |
779 | |
780 | return 0; | |
781 | } | |
782 | ||
783 | static int __mask_bits(char *addr, size_t len) | |
784 | { | |
785 | int bits = 0; | |
786 | bool hole = false; | |
787 | int i; | |
788 | int j; | |
789 | ||
790 | for (i = 0; i < len; i++, addr++) { | |
791 | for (j = 7; j >= 0; j--) { | |
792 | if (((*addr) >> j) & 0x1) { | |
793 | if (hole) | |
794 | return -1; | |
795 | bits++; | |
796 | } else if (bits) { | |
797 | hole = true; | |
798 | } else{ | |
799 | return -1; | |
800 | } | |
801 | } | |
802 | } | |
803 | return bits; | |
804 | } | |
805 | ||
806 | static void flower_print_eth_addr(FILE *f, char *name, | |
807 | struct rtattr *addr_attr, | |
808 | struct rtattr *mask_attr) | |
809 | { | |
810 | SPRINT_BUF(b1); | |
811 | int bits; | |
812 | ||
813 | if (!addr_attr || RTA_PAYLOAD(addr_attr) != ETH_ALEN) | |
814 | return; | |
815 | fprintf(f, "\n %s %s", name, ll_addr_n2a(RTA_DATA(addr_attr), ETH_ALEN, | |
816 | 0, b1, sizeof(b1))); | |
817 | if (!mask_attr || RTA_PAYLOAD(mask_attr) != ETH_ALEN) | |
818 | return; | |
819 | bits = __mask_bits(RTA_DATA(mask_attr), ETH_ALEN); | |
820 | if (bits < 0) | |
821 | fprintf(f, "/%s", ll_addr_n2a(RTA_DATA(mask_attr), ETH_ALEN, | |
822 | 0, b1, sizeof(b1))); | |
823 | else if (bits < ETH_ALEN * 8) | |
824 | fprintf(f, "/%d", bits); | |
825 | } | |
826 | ||
827 | static void flower_print_eth_type(FILE *f, __be16 *p_eth_type, | |
828 | struct rtattr *eth_type_attr) | |
829 | { | |
830 | __be16 eth_type; | |
831 | ||
832 | if (!eth_type_attr) | |
833 | return; | |
834 | ||
835 | eth_type = rta_getattr_u16(eth_type_attr); | |
836 | fprintf(f, "\n eth_type "); | |
837 | if (eth_type == htons(ETH_P_IP)) | |
838 | fprintf(f, "ipv4"); | |
839 | else if (eth_type == htons(ETH_P_IPV6)) | |
840 | fprintf(f, "ipv6"); | |
f888f4e2 SH |
841 | else if (eth_type == htons(ETH_P_ARP)) |
842 | fprintf(f, "arp"); | |
843 | else if (eth_type == htons(ETH_P_RARP)) | |
844 | fprintf(f, "rarp"); | |
30eb304e JP |
845 | else |
846 | fprintf(f, "%04x", ntohs(eth_type)); | |
847 | *p_eth_type = eth_type; | |
848 | } | |
849 | ||
850 | static void flower_print_ip_proto(FILE *f, __u8 *p_ip_proto, | |
851 | struct rtattr *ip_proto_attr) | |
852 | { | |
853 | __u8 ip_proto; | |
854 | ||
855 | if (!ip_proto_attr) | |
856 | return; | |
857 | ||
858 | ip_proto = rta_getattr_u8(ip_proto_attr); | |
859 | fprintf(f, "\n ip_proto "); | |
860 | if (ip_proto == IPPROTO_TCP) | |
861 | fprintf(f, "tcp"); | |
862 | else if (ip_proto == IPPROTO_UDP) | |
863 | fprintf(f, "udp"); | |
a1fb0d48 SH |
864 | else if (ip_proto == IPPROTO_SCTP) |
865 | fprintf(f, "sctp"); | |
eb3b5696 SH |
866 | else if (ip_proto == IPPROTO_ICMP) |
867 | fprintf(f, "icmp"); | |
868 | else if (ip_proto == IPPROTO_ICMPV6) | |
869 | fprintf(f, "icmpv6"); | |
30eb304e JP |
870 | else |
871 | fprintf(f, "%02x", ip_proto); | |
872 | *p_ip_proto = ip_proto; | |
873 | } | |
874 | ||
22a8f019 | 875 | static void flower_print_matching_flags(FILE *f, char *name, |
08f66c80 | 876 | enum flower_matching_flags type, |
22a8f019 PB |
877 | struct rtattr *attr, |
878 | struct rtattr *mask_attr) | |
879 | { | |
08f66c80 PB |
880 | int i; |
881 | int count = 0; | |
882 | __u32 mtf; | |
883 | __u32 mtf_mask; | |
884 | ||
22a8f019 PB |
885 | if (!mask_attr || RTA_PAYLOAD(mask_attr) != 4) |
886 | return; | |
887 | ||
08f66c80 PB |
888 | mtf = ntohl(rta_getattr_u32(attr)); |
889 | mtf_mask = ntohl(rta_getattr_u32(mask_attr)); | |
890 | ||
891 | for (i = 0; i < ARRAY_SIZE(flags_str); i++) { | |
892 | if (type != flags_str[i].type) | |
893 | continue; | |
894 | if (mtf_mask & flags_str[i].flag) { | |
895 | if (++count == 1) | |
896 | fprintf(f, "\n %s ", name); | |
897 | else | |
898 | fprintf(f, "/"); | |
899 | ||
900 | if (mtf & flags_str[i].flag) | |
901 | fprintf(f, "%s", flags_str[i].string); | |
902 | else | |
903 | fprintf(f, "no%s", flags_str[i].string); | |
904 | } | |
905 | } | |
22a8f019 PB |
906 | } |
907 | ||
30eb304e JP |
908 | static void flower_print_ip_addr(FILE *f, char *name, __be16 eth_type, |
909 | struct rtattr *addr4_attr, | |
910 | struct rtattr *mask4_attr, | |
911 | struct rtattr *addr6_attr, | |
912 | struct rtattr *mask6_attr) | |
913 | { | |
30eb304e JP |
914 | struct rtattr *addr_attr; |
915 | struct rtattr *mask_attr; | |
916 | int family; | |
917 | size_t len; | |
918 | int bits; | |
919 | ||
920 | if (eth_type == htons(ETH_P_IP)) { | |
921 | family = AF_INET; | |
922 | addr_attr = addr4_attr; | |
923 | mask_attr = mask4_attr; | |
924 | len = 4; | |
925 | } else if (eth_type == htons(ETH_P_IPV6)) { | |
926 | family = AF_INET6; | |
927 | addr_attr = addr6_attr; | |
928 | mask_attr = mask6_attr; | |
929 | len = 16; | |
930 | } else { | |
931 | return; | |
932 | } | |
933 | if (!addr_attr || RTA_PAYLOAD(addr_attr) != len) | |
934 | return; | |
7faf1588 | 935 | fprintf(f, "\n %s %s", name, rt_addr_n2a_rta(family, addr_attr)); |
30eb304e JP |
936 | if (!mask_attr || RTA_PAYLOAD(mask_attr) != len) |
937 | return; | |
938 | bits = __mask_bits(RTA_DATA(mask_attr), len); | |
939 | if (bits < 0) | |
7faf1588 | 940 | fprintf(f, "/%s", rt_addr_n2a_rta(family, mask_attr)); |
30eb304e JP |
941 | else if (bits < len * 8) |
942 | fprintf(f, "/%d", bits); | |
943 | } | |
f888f4e2 SH |
944 | static void flower_print_ip4_addr(FILE *f, char *name, |
945 | struct rtattr *addr_attr, | |
946 | struct rtattr *mask_attr) | |
947 | { | |
948 | return flower_print_ip_addr(f, name, htons(ETH_P_IP), | |
949 | addr_attr, mask_attr, 0, 0); | |
950 | } | |
30eb304e | 951 | |
a1fb0d48 | 952 | static void flower_print_port(FILE *f, char *name, struct rtattr *attr) |
30eb304e | 953 | { |
6bd5b80c SH |
954 | if (attr) |
955 | fprintf(f, "\n %s %d", name, rta_getattr_be16(attr)); | |
30eb304e JP |
956 | } |
957 | ||
bb9b63b1 AV |
958 | static void flower_print_key_id(FILE *f, const char *name, |
959 | struct rtattr *attr) | |
960 | { | |
961 | if (attr) | |
962 | fprintf(f, "\n %s %d", name, rta_getattr_be32(attr)); | |
963 | } | |
964 | ||
eb3b5696 SH |
965 | static void flower_print_icmp(FILE *f, char *name, struct rtattr *attr) |
966 | { | |
967 | if (attr) | |
968 | fprintf(f, "\n %s %d", name, rta_getattr_u8(attr)); | |
969 | } | |
970 | ||
f888f4e2 SH |
971 | static void flower_print_arp_op(FILE *f, char *name, |
972 | struct rtattr *op_attr, | |
973 | struct rtattr *mask_attr) | |
974 | { | |
975 | uint8_t op, mask; | |
976 | ||
977 | if (!op_attr) | |
978 | return; | |
979 | ||
980 | op = rta_getattr_u8(op_attr); | |
981 | mask = mask_attr ? rta_getattr_u8(mask_attr) : UINT8_MAX; | |
982 | ||
983 | fprintf(f, "\n %s ", name); | |
984 | ||
985 | if (mask == UINT8_MAX && op == ARPOP_REQUEST) | |
986 | fprintf(f, "request"); | |
987 | else if (mask == UINT8_MAX && op == ARPOP_REPLY) | |
988 | fprintf(f, "reply"); | |
989 | else | |
990 | fprintf(f, "%d", op); | |
991 | ||
992 | if (mask != UINT8_MAX) | |
993 | fprintf(f, "/%d", mask); | |
994 | } | |
995 | ||
30eb304e JP |
996 | static int flower_print_opt(struct filter_util *qu, FILE *f, |
997 | struct rtattr *opt, __u32 handle) | |
998 | { | |
999 | struct rtattr *tb[TCA_FLOWER_MAX + 1]; | |
1000 | __be16 eth_type = 0; | |
1001 | __u8 ip_proto = 0xff; | |
6bd5b80c | 1002 | int nl_type; |
30eb304e JP |
1003 | |
1004 | if (!opt) | |
1005 | return 0; | |
1006 | ||
1007 | parse_rtattr_nested(tb, TCA_FLOWER_MAX, opt); | |
1008 | ||
1009 | if (handle) | |
1010 | fprintf(f, "handle 0x%x ", handle); | |
1011 | ||
1012 | if (tb[TCA_FLOWER_CLASSID]) { | |
1013 | SPRINT_BUF(b1); | |
1014 | fprintf(f, "classid %s ", | |
488b41d0 JHS |
1015 | sprint_tc_classid(rta_getattr_u32(tb[TCA_FLOWER_CLASSID]), |
1016 | b1)); | |
30eb304e JP |
1017 | } |
1018 | ||
1019 | if (tb[TCA_FLOWER_INDEV]) { | |
1020 | struct rtattr *attr = tb[TCA_FLOWER_INDEV]; | |
1021 | ||
1022 | fprintf(f, "\n indev %s", rta_getattr_str(attr)); | |
1023 | } | |
1024 | ||
745d9172 HHZ |
1025 | if (tb[TCA_FLOWER_KEY_VLAN_ID]) { |
1026 | struct rtattr *attr = tb[TCA_FLOWER_KEY_VLAN_ID]; | |
1027 | ||
1028 | fprintf(f, "\n vlan_id %d", rta_getattr_u16(attr)); | |
1029 | } | |
1030 | ||
1031 | if (tb[TCA_FLOWER_KEY_VLAN_PRIO]) { | |
1032 | struct rtattr *attr = tb[TCA_FLOWER_KEY_VLAN_PRIO]; | |
1033 | ||
1034 | fprintf(f, "\n vlan_prio %d", rta_getattr_u8(attr)); | |
1035 | } | |
1036 | ||
30eb304e JP |
1037 | flower_print_eth_addr(f, "dst_mac", tb[TCA_FLOWER_KEY_ETH_DST], |
1038 | tb[TCA_FLOWER_KEY_ETH_DST_MASK]); | |
1039 | flower_print_eth_addr(f, "src_mac", tb[TCA_FLOWER_KEY_ETH_SRC], | |
1040 | tb[TCA_FLOWER_KEY_ETH_SRC_MASK]); | |
1041 | ||
1042 | flower_print_eth_type(f, ð_type, tb[TCA_FLOWER_KEY_ETH_TYPE]); | |
1043 | flower_print_ip_proto(f, &ip_proto, tb[TCA_FLOWER_KEY_IP_PROTO]); | |
1044 | ||
1045 | flower_print_ip_addr(f, "dst_ip", eth_type, | |
1046 | tb[TCA_FLOWER_KEY_IPV4_DST], | |
1047 | tb[TCA_FLOWER_KEY_IPV4_DST_MASK], | |
1048 | tb[TCA_FLOWER_KEY_IPV6_DST], | |
1049 | tb[TCA_FLOWER_KEY_IPV6_DST_MASK]); | |
1050 | ||
1051 | flower_print_ip_addr(f, "src_ip", eth_type, | |
1052 | tb[TCA_FLOWER_KEY_IPV4_SRC], | |
1053 | tb[TCA_FLOWER_KEY_IPV4_SRC_MASK], | |
1054 | tb[TCA_FLOWER_KEY_IPV6_SRC], | |
1055 | tb[TCA_FLOWER_KEY_IPV6_SRC_MASK]); | |
1056 | ||
b2141de1 | 1057 | nl_type = flower_port_attr_type(ip_proto, FLOWER_ENDPOINT_DST); |
6bd5b80c SH |
1058 | if (nl_type >= 0) |
1059 | flower_print_port(f, "dst_port", tb[nl_type]); | |
b2141de1 | 1060 | nl_type = flower_port_attr_type(ip_proto, FLOWER_ENDPOINT_SRC); |
6bd5b80c SH |
1061 | if (nl_type >= 0) |
1062 | flower_print_port(f, "src_port", tb[nl_type]); | |
30eb304e | 1063 | |
81f6e5a7 SH |
1064 | nl_type = flower_icmp_attr_type(eth_type, ip_proto, |
1065 | FLOWER_ICMP_FIELD_TYPE); | |
eb3b5696 SH |
1066 | if (nl_type >= 0) |
1067 | flower_print_icmp(f, "icmp_type", tb[nl_type]); | |
81f6e5a7 SH |
1068 | nl_type = flower_icmp_attr_type(eth_type, ip_proto, |
1069 | FLOWER_ICMP_FIELD_CODE); | |
eb3b5696 SH |
1070 | if (nl_type >= 0) |
1071 | flower_print_icmp(f, "icmp_code", tb[nl_type]); | |
1072 | ||
f888f4e2 SH |
1073 | flower_print_ip4_addr(f, "arp_sip", tb[TCA_FLOWER_KEY_ARP_SIP], |
1074 | tb[TCA_FLOWER_KEY_ARP_SIP_MASK]); | |
1075 | flower_print_ip4_addr(f, "arp_tip", tb[TCA_FLOWER_KEY_ARP_TIP], | |
1076 | tb[TCA_FLOWER_KEY_ARP_TIP_MASK]); | |
1077 | flower_print_arp_op(f, "arp_op", tb[TCA_FLOWER_KEY_ARP_OP], | |
1078 | tb[TCA_FLOWER_KEY_ARP_OP_MASK]); | |
1079 | flower_print_eth_addr(f, "arp_sha", tb[TCA_FLOWER_KEY_ARP_SHA], | |
1080 | tb[TCA_FLOWER_KEY_ARP_SHA_MASK]); | |
1081 | flower_print_eth_addr(f, "arp_tha", tb[TCA_FLOWER_KEY_ARP_THA], | |
1082 | tb[TCA_FLOWER_KEY_ARP_THA_MASK]); | |
1083 | ||
bb9b63b1 AV |
1084 | flower_print_ip_addr(f, "enc_dst_ip", |
1085 | tb[TCA_FLOWER_KEY_ENC_IPV4_DST_MASK] ? | |
1086 | htons(ETH_P_IP) : htons(ETH_P_IPV6), | |
1087 | tb[TCA_FLOWER_KEY_ENC_IPV4_DST], | |
1088 | tb[TCA_FLOWER_KEY_ENC_IPV4_DST_MASK], | |
1089 | tb[TCA_FLOWER_KEY_ENC_IPV6_DST], | |
1090 | tb[TCA_FLOWER_KEY_ENC_IPV6_DST_MASK]); | |
1091 | ||
1092 | flower_print_ip_addr(f, "enc_src_ip", | |
1093 | tb[TCA_FLOWER_KEY_ENC_IPV4_SRC_MASK] ? | |
1094 | htons(ETH_P_IP) : htons(ETH_P_IPV6), | |
1095 | tb[TCA_FLOWER_KEY_ENC_IPV4_SRC], | |
1096 | tb[TCA_FLOWER_KEY_ENC_IPV4_SRC_MASK], | |
1097 | tb[TCA_FLOWER_KEY_ENC_IPV6_SRC], | |
1098 | tb[TCA_FLOWER_KEY_ENC_IPV6_SRC_MASK]); | |
1099 | ||
1100 | flower_print_key_id(f, "enc_key_id", | |
1101 | tb[TCA_FLOWER_KEY_ENC_KEY_ID]); | |
1102 | ||
41aa17ff HHZ |
1103 | flower_print_port(f, "enc_dst_port", |
1104 | tb[TCA_FLOWER_KEY_ENC_UDP_DST_PORT]); | |
1105 | ||
08f66c80 PB |
1106 | flower_print_matching_flags(f, "ip_flags", |
1107 | FLOWER_IP_FLAGS, | |
22a8f019 PB |
1108 | tb[TCA_FLOWER_KEY_FLAGS], |
1109 | tb[TCA_FLOWER_KEY_FLAGS_MASK]); | |
1110 | ||
512caeb2 | 1111 | if (tb[TCA_FLOWER_FLAGS]) { |
cfcabf18 AV |
1112 | __u32 flags = rta_getattr_u32(tb[TCA_FLOWER_FLAGS]); |
1113 | ||
1114 | if (flags & TCA_CLS_FLAGS_SKIP_HW) | |
1115 | fprintf(f, "\n skip_hw"); | |
1116 | if (flags & TCA_CLS_FLAGS_SKIP_SW) | |
1117 | fprintf(f, "\n skip_sw"); | |
1118 | } | |
1119 | ||
512caeb2 | 1120 | if (tb[TCA_FLOWER_ACT]) |
30eb304e | 1121 | tc_print_action(f, tb[TCA_FLOWER_ACT]); |
30eb304e JP |
1122 | |
1123 | return 0; | |
1124 | } | |
1125 | ||
1126 | struct filter_util flower_filter_util = { | |
1127 | .id = "flower", | |
1128 | .parse_fopt = flower_parse_opt, | |
1129 | .print_fopt = flower_print_opt, | |
1130 | }; |